[ 1771.684107][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1771.684493][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1771.684493][ T73] dst_init+0x84/0x4a0 [ 1771.684493][ T73] dst_alloc+0x97/0x150 [ 1771.684493][ T73] rt_dst_alloc+0x31/0x3b0 [ 1771.684493][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1771.684493][ T73] ip_route_input_noref+0xe6/0x230 [ 1771.684493][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1771.684493][ T73] ip_rcv+0x16b/0x470 [ 1771.684493][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1771.684493][ T73] process_backlog+0x103/0x670 [ 1771.684493][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1771.684493][ T73] net_rx_action+0x49f/0xc00 [ 1771.684493][ T73] __do_softirq+0x1f8/0x5df [ 1771.684493][ T73] [ 1780.588054][T16062] u32 classifier [ 1780.588845][T16062] input device check on [ 1780.588994][T16062] Actions configured [ 1780.874981][T16064] netem: version 1.3 [ 1781.859264][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1781.859652][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1781.859652][ T73] dst_init+0x84/0x4a0 [ 1781.859652][ T73] dst_alloc+0x97/0x150 [ 1781.859652][ T73] rt_dst_alloc+0x31/0x3b0 [ 1781.859652][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1781.859652][ T73] ip_route_input_noref+0xe6/0x230 [ 1781.859652][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1781.859652][ T73] ip_rcv+0x16b/0x470 [ 1781.859652][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1781.859652][ T73] process_backlog+0x103/0x670 [ 1781.859652][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1781.859652][ T73] net_rx_action+0x49f/0xc00 [ 1781.859652][ T73] __do_softirq+0x1f8/0x5df [ 1781.859652][ T73] [ 1792.115287][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1792.115774][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1792.115774][ T73] dst_init+0x84/0x4a0 [ 1792.115774][ T73] dst_alloc+0x97/0x150 [ 1792.115774][ T73] rt_dst_alloc+0x31/0x3b0 [ 1792.115774][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1792.115774][ T73] ip_route_input_noref+0xe6/0x230 [ 1792.115774][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1792.115774][ T73] ip_rcv+0x16b/0x470 [ 1792.115774][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1792.115774][ T73] process_backlog+0x103/0x670 [ 1792.115774][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1792.115774][ T73] net_rx_action+0x49f/0xc00 [ 1792.115774][ T73] __do_softirq+0x1f8/0x5df [ 1792.115774][ T73] [ 1802.363173][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1802.363738][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1802.363738][ T73] dst_init+0x84/0x4a0 [ 1802.363738][ T73] dst_alloc+0x97/0x150 [ 1802.363738][ T73] rt_dst_alloc+0x31/0x3b0 [ 1802.363738][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1802.363738][ T73] ip_route_input_noref+0xe6/0x230 [ 1802.363738][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1802.363738][ T73] ip_rcv+0x16b/0x470 [ 1802.363738][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1802.363738][ T73] process_backlog+0x103/0x670 [ 1802.363738][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1802.363738][ T73] net_rx_action+0x49f/0xc00 [ 1802.363738][ T73] __do_softirq+0x1f8/0x5df [ 1802.363738][ T73] [ 1812.611223][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1812.611817][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1812.611817][ T73] dst_init+0x84/0x4a0 [ 1812.611817][ T73] dst_alloc+0x97/0x150 [ 1812.611817][ T73] rt_dst_alloc+0x31/0x3b0 [ 1812.611817][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1812.611817][ T73] ip_route_input_noref+0xe6/0x230 [ 1812.611817][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1812.611817][ T73] ip_rcv+0x16b/0x470 [ 1812.611817][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1812.611817][ T73] process_backlog+0x103/0x670 [ 1812.611817][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1812.611817][ T73] net_rx_action+0x49f/0xc00 [ 1812.611817][ T73] __do_softirq+0x1f8/0x5df [ 1812.611817][ T73] [ 1822.859179][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1822.859715][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1822.859715][ T73] dst_init+0x84/0x4a0 [ 1822.859715][ T73] dst_alloc+0x97/0x150 [ 1822.859715][ T73] rt_dst_alloc+0x31/0x3b0 [ 1822.859715][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1822.859715][ T73] ip_route_input_noref+0xe6/0x230 [ 1822.859715][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1822.859715][ T73] ip_rcv+0x16b/0x470 [ 1822.859715][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1822.859715][ T73] process_backlog+0x103/0x670 [ 1822.859715][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1822.859715][ T73] net_rx_action+0x49f/0xc00 [ 1822.859715][ T73] __do_softirq+0x1f8/0x5df [ 1822.859715][ T73] [ 1833.107282][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1833.107810][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1833.107810][ T73] dst_init+0x84/0x4a0 [ 1833.107810][ T73] dst_alloc+0x97/0x150 [ 1833.107810][ T73] rt_dst_alloc+0x31/0x3b0 [ 1833.107810][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1833.107810][ T73] ip_route_input_noref+0xe6/0x230 [ 1833.107810][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1833.107810][ T73] ip_rcv+0x16b/0x470 [ 1833.107810][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1833.107810][ T73] process_backlog+0x103/0x670 [ 1833.107810][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1833.107810][ T73] net_rx_action+0x49f/0xc00 [ 1833.107810][ T73] __do_softirq+0x1f8/0x5df [ 1833.107810][ T73] [ 1843.355185][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1843.355810][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1843.355810][ T73] dst_init+0x84/0x4a0 [ 1843.355810][ T73] dst_alloc+0x97/0x150 [ 1843.355810][ T73] rt_dst_alloc+0x31/0x3b0 [ 1843.355810][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1843.355810][ T73] ip_route_input_noref+0xe6/0x230 [ 1843.355810][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1843.355810][ T73] ip_rcv+0x16b/0x470 [ 1843.355810][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1843.355810][ T73] process_backlog+0x103/0x670 [ 1843.355810][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1843.355810][ T73] net_rx_action+0x49f/0xc00 [ 1843.355810][ T73] __do_softirq+0x1f8/0x5df [ 1843.355810][ T73] [ 1853.603289][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1853.603838][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1853.603838][ T73] dst_init+0x84/0x4a0 [ 1853.603838][ T73] dst_alloc+0x97/0x150 [ 1853.603838][ T73] rt_dst_alloc+0x31/0x3b0 [ 1853.603838][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1853.603838][ T73] ip_route_input_noref+0xe6/0x230 [ 1853.603838][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1853.603838][ T73] ip_rcv+0x16b/0x470 [ 1853.603838][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1853.603838][ T73] process_backlog+0x103/0x670 [ 1853.603838][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1853.603838][ T73] net_rx_action+0x49f/0xc00 [ 1853.603838][ T73] __do_softirq+0x1f8/0x5df [ 1853.603838][ T73] [ 1863.851158][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1863.851597][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1863.851597][ T73] dst_init+0x84/0x4a0 [ 1863.851597][ T73] dst_alloc+0x97/0x150 [ 1863.851597][ T73] rt_dst_alloc+0x31/0x3b0 [ 1863.851597][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1863.851597][ T73] ip_route_input_noref+0xe6/0x230 [ 1863.851597][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1863.851597][ T73] ip_rcv+0x16b/0x470 [ 1863.851597][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1863.851597][ T73] process_backlog+0x103/0x670 [ 1863.851597][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1863.851597][ T73] net_rx_action+0x49f/0xc00 [ 1863.851597][ T73] __do_softirq+0x1f8/0x5df [ 1863.851597][ T73] [ 1874.099246][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1874.099962][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1874.099962][ T73] dst_init+0x84/0x4a0 [ 1874.099962][ T73] dst_alloc+0x97/0x150 [ 1874.099962][ T73] rt_dst_alloc+0x31/0x3b0 [ 1874.099962][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1874.099962][ T73] ip_route_input_noref+0xe6/0x230 [ 1874.099962][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1874.099962][ T73] ip_rcv+0x16b/0x470 [ 1874.099962][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1874.099962][ T73] process_backlog+0x103/0x670 [ 1874.099962][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1874.099962][ T73] net_rx_action+0x49f/0xc00 [ 1874.099962][ T73] __do_softirq+0x1f8/0x5df [ 1874.099962][ T73] [ 1884.347187][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1884.347743][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1884.347743][ T73] dst_init+0x84/0x4a0 [ 1884.347743][ T73] dst_alloc+0x97/0x150 [ 1884.347743][ T73] rt_dst_alloc+0x31/0x3b0 [ 1884.347743][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1884.347743][ T73] ip_route_input_noref+0xe6/0x230 [ 1884.347743][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1884.347743][ T73] ip_rcv+0x16b/0x470 [ 1884.347743][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1884.347743][ T73] process_backlog+0x103/0x670 [ 1884.347743][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1884.347743][ T73] net_rx_action+0x49f/0xc00 [ 1884.347743][ T73] __do_softirq+0x1f8/0x5df [ 1884.347743][ T73] [ 1894.595367][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1894.595905][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1894.595905][ T73] dst_init+0x84/0x4a0 [ 1894.595905][ T73] dst_alloc+0x97/0x150 [ 1894.595905][ T73] rt_dst_alloc+0x31/0x3b0 [ 1894.595905][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1894.595905][ T73] ip_route_input_noref+0xe6/0x230 [ 1894.595905][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1894.595905][ T73] ip_rcv+0x16b/0x470 [ 1894.595905][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1894.595905][ T73] process_backlog+0x103/0x670 [ 1894.595905][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1894.595905][ T73] net_rx_action+0x49f/0xc00 [ 1894.595905][ T73] __do_softirq+0x1f8/0x5df [ 1894.595905][ T73] [ 1904.843207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1904.843663][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1904.843663][ T73] dst_init+0x84/0x4a0 [ 1904.843663][ T73] dst_alloc+0x97/0x150 [ 1904.843663][ T73] rt_dst_alloc+0x31/0x3b0 [ 1904.843663][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1904.843663][ T73] ip_route_input_noref+0xe6/0x230 [ 1904.843663][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1904.843663][ T73] ip_rcv+0x16b/0x470 [ 1904.843663][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1904.843663][ T73] process_backlog+0x103/0x670 [ 1904.843663][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1904.843663][ T73] net_rx_action+0x49f/0xc00 [ 1904.843663][ T73] __do_softirq+0x1f8/0x5df [ 1904.843663][ T73] [ 1915.091221][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1915.091681][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1915.091681][ T73] dst_init+0x84/0x4a0 [ 1915.091681][ T73] dst_alloc+0x97/0x150 [ 1915.091681][ T73] rt_dst_alloc+0x31/0x3b0 [ 1915.091681][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1915.091681][ T73] ip_route_input_noref+0xe6/0x230 [ 1915.091681][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1915.091681][ T73] ip_rcv+0x16b/0x470 [ 1915.091681][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1915.091681][ T73] process_backlog+0x103/0x670 [ 1915.091681][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1915.091681][ T73] net_rx_action+0x49f/0xc00 [ 1915.091681][ T73] __do_softirq+0x1f8/0x5df [ 1915.091681][ T73] [ 1925.339227][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1925.339674][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1925.339674][ T73] dst_init+0x84/0x4a0 [ 1925.339674][ T73] dst_alloc+0x97/0x150 [ 1925.339674][ T73] rt_dst_alloc+0x31/0x3b0 [ 1925.339674][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1925.339674][ T73] ip_route_input_noref+0xe6/0x230 [ 1925.339674][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1925.339674][ T73] ip_rcv+0x16b/0x470 [ 1925.339674][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1925.339674][ T73] process_backlog+0x103/0x670 [ 1925.339674][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1925.339674][ T73] net_rx_action+0x49f/0xc00 [ 1925.339674][ T73] __do_softirq+0x1f8/0x5df [ 1925.339674][ T73] [ 1935.587196][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1935.587652][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1935.587652][ T73] dst_init+0x84/0x4a0 [ 1935.587652][ T73] dst_alloc+0x97/0x150 [ 1935.587652][ T73] rt_dst_alloc+0x31/0x3b0 [ 1935.587652][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1935.587652][ T73] ip_route_input_noref+0xe6/0x230 [ 1935.587652][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1935.587652][ T73] ip_rcv+0x16b/0x470 [ 1935.587652][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1935.587652][ T73] process_backlog+0x103/0x670 [ 1935.587652][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1935.587652][ T73] net_rx_action+0x49f/0xc00 [ 1935.587652][ T73] __do_softirq+0x1f8/0x5df [ 1935.587652][ T73] [ 1945.835290][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1945.835727][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1945.835727][ T73] dst_init+0x84/0x4a0 [ 1945.835727][ T73] dst_alloc+0x97/0x150 [ 1945.835727][ T73] rt_dst_alloc+0x31/0x3b0 [ 1945.835727][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1945.835727][ T73] ip_route_input_noref+0xe6/0x230 [ 1945.835727][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1945.835727][ T73] ip_rcv+0x16b/0x470 [ 1945.835727][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1945.835727][ T73] process_backlog+0x103/0x670 [ 1945.835727][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1945.835727][ T73] net_rx_action+0x49f/0xc00 [ 1945.835727][ T73] __do_softirq+0x1f8/0x5df [ 1945.835727][ T73] [ 1956.083209][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1956.083622][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1956.083622][ T73] dst_init+0x84/0x4a0 [ 1956.083622][ T73] dst_alloc+0x97/0x150 [ 1956.083622][ T73] rt_dst_alloc+0x31/0x3b0 [ 1956.083622][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1956.083622][ T73] ip_route_input_noref+0xe6/0x230 [ 1956.083622][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1956.083622][ T73] ip_rcv+0x16b/0x470 [ 1956.083622][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1956.083622][ T73] process_backlog+0x103/0x670 [ 1956.083622][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1956.083622][ T73] net_rx_action+0x49f/0xc00 [ 1956.083622][ T73] __do_softirq+0x1f8/0x5df [ 1956.083622][ T73] [ 1966.331204][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1966.331628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1966.331628][ T73] dst_init+0x84/0x4a0 [ 1966.331628][ T73] dst_alloc+0x97/0x150 [ 1966.331628][ T73] rt_dst_alloc+0x31/0x3b0 [ 1966.331628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1966.331628][ T73] ip_route_input_noref+0xe6/0x230 [ 1966.331628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1966.331628][ T73] ip_rcv+0x16b/0x470 [ 1966.331628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1966.331628][ T73] process_backlog+0x103/0x670 [ 1966.331628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1966.331628][ T73] net_rx_action+0x49f/0xc00 [ 1966.331628][ T73] __do_softirq+0x1f8/0x5df [ 1966.331628][ T73] [ 1967.403225][ T43] INFO: task modprobe:16067 blocked for more than 122 seconds. [ 1967.403758][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 1967.403915][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1967.404205][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 1967.404477][ T43] Call Trace: [ 1967.404610][ T43] [ 1967.404693][ T43] __schedule+0x6e2/0x1a20 [ 1967.404853][ T43] ? __pfx___schedule+0x10/0x10 [ 1967.405030][ T43] ? schedule+0x1a5/0x210 [ 1967.405159][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1967.405314][ T43] ? schedule+0x1a5/0x210 [ 1967.405422][ T43] schedule+0xdf/0x210 [ 1967.405527][ T43] schedule_preempt_disabled+0x15/0x30 [ 1967.405679][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 1967.405814][ T43] ? register_netdevice_notifier+0x22/0x230 [ 1967.406452][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 1967.406632][ T43] ? lock_acquire+0x32/0xc0 [ 1967.406775][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1967.406937][ T43] ? register_netdevice_notifier+0x22/0x230 [ 1967.407112][ T43] ? lock_acquire+0x32/0xc0 [ 1967.407264][ T43] ? register_netdevice_notifier+0x22/0x230 [ 1967.407435][ T43] down_write+0x1c9/0x200 [ 1967.407544][ T43] ? __pfx_down_write+0x10/0x10 [ 1967.407697][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 1967.407830][ T43] ? __pfx___lock_release+0x10/0x10 [ 1967.407987][ T43] register_netdevice_notifier+0x22/0x230 [ 1967.408161][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 1967.408370][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 1967.408570][ T43] do_one_initcall+0x8d/0x1e0 [ 1967.408705][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 1967.408840][ T43] ? __create_object+0x5e/0xb0 [ 1967.408993][ T43] ? trace_kmalloc+0x2a/0xe0 [ 1967.409153][ T43] ? kasan_unpoison+0x27/0x60 [ 1967.409320][ T43] ? __asan_register_globals+0x5d/0x80 [ 1967.409475][ T43] do_init_module+0x233/0x750 [ 1967.409621][ T43] init_module_from_file+0xd2/0x130 [ 1967.409761][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 1967.409944][ T43] ? __lock_release+0x103/0x460 [ 1967.410156][ T43] ? idempotent_init_module+0x32a/0x620 [ 1967.410299][ T43] ? idempotent_init_module+0x32a/0x620 [ 1967.410446][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 1967.410575][ T43] idempotent_init_module+0x342/0x620 [ 1967.410730][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 1967.410908][ T43] __x64_sys_finit_module+0xbe/0x130 [ 1967.411064][ T43] do_syscall_64+0xc3/0x1d0 [ 1967.411207][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1967.411381][ T43] RIP: 0033:0x7f438cd85e5d [ 1967.411528][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 1967.411726][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 1967.411931][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 1967.412146][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 1967.412478][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 1967.412679][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 1967.412888][ T43] [ 1967.412993][ T43] [ 1967.412993][ T43] Showing all locks held in the system: [ 1967.413190][ T43] 1 lock held by khungtaskd/43: [ 1967.413322][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 1967.413558][ T43] 3 locks held by kworker/u16:1/73: [ 1967.413688][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 1967.413947][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 1967.414178][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 1967.414405][ T43] 1 lock held by modprobe/16067: [ 1967.414533][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 1967.414789][ T43] [ 1967.414856][ T43] ============================================= [ 1967.414856][ T43] [ 1976.579210][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1976.579751][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1976.579751][ T73] dst_init+0x84/0x4a0 [ 1976.579751][ T73] dst_alloc+0x97/0x150 [ 1976.579751][ T73] rt_dst_alloc+0x31/0x3b0 [ 1976.579751][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1976.579751][ T73] ip_route_input_noref+0xe6/0x230 [ 1976.579751][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1976.579751][ T73] ip_rcv+0x16b/0x470 [ 1976.579751][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1976.579751][ T73] process_backlog+0x103/0x670 [ 1976.579751][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1976.579751][ T73] net_rx_action+0x49f/0xc00 [ 1976.579751][ T73] __do_softirq+0x1f8/0x5df [ 1976.579751][ T73] [ 1986.827224][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1986.827627][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1986.827627][ T73] dst_init+0x84/0x4a0 [ 1986.827627][ T73] dst_alloc+0x97/0x150 [ 1986.827627][ T73] rt_dst_alloc+0x31/0x3b0 [ 1986.827627][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1986.827627][ T73] ip_route_input_noref+0xe6/0x230 [ 1986.827627][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1986.827627][ T73] ip_rcv+0x16b/0x470 [ 1986.827627][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1986.827627][ T73] process_backlog+0x103/0x670 [ 1986.827627][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1986.827627][ T73] net_rx_action+0x49f/0xc00 [ 1986.827627][ T73] __do_softirq+0x1f8/0x5df [ 1986.827627][ T73] [ 1997.075189][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 1997.075603][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 1997.075603][ T73] dst_init+0x84/0x4a0 [ 1997.075603][ T73] dst_alloc+0x97/0x150 [ 1997.075603][ T73] rt_dst_alloc+0x31/0x3b0 [ 1997.075603][ T73] ip_route_input_slow+0xe44/0x1d70 [ 1997.075603][ T73] ip_route_input_noref+0xe6/0x230 [ 1997.075603][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 1997.075603][ T73] ip_rcv+0x16b/0x470 [ 1997.075603][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 1997.075603][ T73] process_backlog+0x103/0x670 [ 1997.075603][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 1997.075603][ T73] net_rx_action+0x49f/0xc00 [ 1997.075603][ T73] __do_softirq+0x1f8/0x5df [ 1997.075603][ T73] [ 2007.323228][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2007.323723][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2007.323723][ T73] dst_init+0x84/0x4a0 [ 2007.323723][ T73] dst_alloc+0x97/0x150 [ 2007.323723][ T73] rt_dst_alloc+0x31/0x3b0 [ 2007.323723][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2007.323723][ T73] ip_route_input_noref+0xe6/0x230 [ 2007.323723][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2007.323723][ T73] ip_rcv+0x16b/0x470 [ 2007.323723][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2007.323723][ T73] process_backlog+0x103/0x670 [ 2007.323723][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2007.323723][ T73] net_rx_action+0x49f/0xc00 [ 2007.323723][ T73] __do_softirq+0x1f8/0x5df [ 2007.323723][ T73] [ 2017.571245][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2017.571694][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2017.571694][ T73] dst_init+0x84/0x4a0 [ 2017.571694][ T73] dst_alloc+0x97/0x150 [ 2017.571694][ T73] rt_dst_alloc+0x31/0x3b0 [ 2017.571694][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2017.571694][ T73] ip_route_input_noref+0xe6/0x230 [ 2017.571694][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2017.571694][ T73] ip_rcv+0x16b/0x470 [ 2017.571694][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2017.571694][ T73] process_backlog+0x103/0x670 [ 2017.571694][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2017.571694][ T73] net_rx_action+0x49f/0xc00 [ 2017.571694][ T73] __do_softirq+0x1f8/0x5df [ 2017.571694][ T73] [ 2027.819220][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2027.819626][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2027.819626][ T73] dst_init+0x84/0x4a0 [ 2027.819626][ T73] dst_alloc+0x97/0x150 [ 2027.819626][ T73] rt_dst_alloc+0x31/0x3b0 [ 2027.819626][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2027.819626][ T73] ip_route_input_noref+0xe6/0x230 [ 2027.819626][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2027.819626][ T73] ip_rcv+0x16b/0x470 [ 2027.819626][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2027.819626][ T73] process_backlog+0x103/0x670 [ 2027.819626][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2027.819626][ T73] net_rx_action+0x49f/0xc00 [ 2027.819626][ T73] __do_softirq+0x1f8/0x5df [ 2027.819626][ T73] [ 2038.067209][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2038.067706][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2038.067706][ T73] dst_init+0x84/0x4a0 [ 2038.067706][ T73] dst_alloc+0x97/0x150 [ 2038.067706][ T73] rt_dst_alloc+0x31/0x3b0 [ 2038.067706][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2038.067706][ T73] ip_route_input_noref+0xe6/0x230 [ 2038.067706][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2038.067706][ T73] ip_rcv+0x16b/0x470 [ 2038.067706][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2038.067706][ T73] process_backlog+0x103/0x670 [ 2038.067706][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2038.067706][ T73] net_rx_action+0x49f/0xc00 [ 2038.067706][ T73] __do_softirq+0x1f8/0x5df [ 2038.067706][ T73] [ 2048.315282][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2048.315773][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2048.315773][ T73] dst_init+0x84/0x4a0 [ 2048.315773][ T73] dst_alloc+0x97/0x150 [ 2048.315773][ T73] rt_dst_alloc+0x31/0x3b0 [ 2048.315773][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2048.315773][ T73] ip_route_input_noref+0xe6/0x230 [ 2048.315773][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2048.315773][ T73] ip_rcv+0x16b/0x470 [ 2048.315773][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2048.315773][ T73] process_backlog+0x103/0x670 [ 2048.315773][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2048.315773][ T73] net_rx_action+0x49f/0xc00 [ 2048.315773][ T73] __do_softirq+0x1f8/0x5df [ 2048.315773][ T73] [ 2058.563192][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2058.563684][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2058.563684][ T73] dst_init+0x84/0x4a0 [ 2058.563684][ T73] dst_alloc+0x97/0x150 [ 2058.563684][ T73] rt_dst_alloc+0x31/0x3b0 [ 2058.563684][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2058.563684][ T73] ip_route_input_noref+0xe6/0x230 [ 2058.563684][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2058.563684][ T73] ip_rcv+0x16b/0x470 [ 2058.563684][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2058.563684][ T73] process_backlog+0x103/0x670 [ 2058.563684][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2058.563684][ T73] net_rx_action+0x49f/0xc00 [ 2058.563684][ T73] __do_softirq+0x1f8/0x5df [ 2058.563684][ T73] [ 2068.811306][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2068.811699][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2068.811699][ T73] dst_init+0x84/0x4a0 [ 2068.811699][ T73] dst_alloc+0x97/0x150 [ 2068.811699][ T73] rt_dst_alloc+0x31/0x3b0 [ 2068.811699][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2068.811699][ T73] ip_route_input_noref+0xe6/0x230 [ 2068.811699][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2068.811699][ T73] ip_rcv+0x16b/0x470 [ 2068.811699][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2068.811699][ T73] process_backlog+0x103/0x670 [ 2068.811699][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2068.811699][ T73] net_rx_action+0x49f/0xc00 [ 2068.811699][ T73] __do_softirq+0x1f8/0x5df [ 2068.811699][ T73] [ 2079.059200][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2079.059620][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2079.059620][ T73] dst_init+0x84/0x4a0 [ 2079.059620][ T73] dst_alloc+0x97/0x150 [ 2079.059620][ T73] rt_dst_alloc+0x31/0x3b0 [ 2079.059620][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2079.059620][ T73] ip_route_input_noref+0xe6/0x230 [ 2079.059620][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2079.059620][ T73] ip_rcv+0x16b/0x470 [ 2079.059620][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2079.059620][ T73] process_backlog+0x103/0x670 [ 2079.059620][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2079.059620][ T73] net_rx_action+0x49f/0xc00 [ 2079.059620][ T73] __do_softirq+0x1f8/0x5df [ 2079.059620][ T73] [ 2089.307271][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2089.307791][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2089.307791][ T73] dst_init+0x84/0x4a0 [ 2089.307791][ T73] dst_alloc+0x97/0x150 [ 2089.307791][ T73] rt_dst_alloc+0x31/0x3b0 [ 2089.307791][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2089.307791][ T73] ip_route_input_noref+0xe6/0x230 [ 2089.307791][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2089.307791][ T73] ip_rcv+0x16b/0x470 [ 2089.307791][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2089.307791][ T73] process_backlog+0x103/0x670 [ 2089.307791][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2089.307791][ T73] net_rx_action+0x49f/0xc00 [ 2089.307791][ T73] __do_softirq+0x1f8/0x5df [ 2089.307791][ T73] [ 2090.283202][ T43] INFO: task modprobe:16067 blocked for more than 245 seconds. [ 2090.283590][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 2090.283811][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2090.284034][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 2090.284322][ T43] Call Trace: [ 2090.284434][ T43] [ 2090.284509][ T43] __schedule+0x6e2/0x1a20 [ 2090.284656][ T43] ? __pfx___schedule+0x10/0x10 [ 2090.284781][ T43] ? schedule+0x1a5/0x210 [ 2090.284879][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2090.285019][ T43] ? schedule+0x1a5/0x210 [ 2090.285140][ T43] schedule+0xdf/0x210 [ 2090.285239][ T43] schedule_preempt_disabled+0x15/0x30 [ 2090.285364][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 2090.285494][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2090.285671][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2090.285827][ T43] ? lock_acquire+0x32/0xc0 [ 2090.285950][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2090.286090][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2090.286255][ T43] ? lock_acquire+0x32/0xc0 [ 2090.286377][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2090.286546][ T43] down_write+0x1c9/0x200 [ 2090.286647][ T43] ? __pfx_down_write+0x10/0x10 [ 2090.286774][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 2090.286901][ T43] ? __pfx___lock_release+0x10/0x10 [ 2090.287030][ T43] register_netdevice_notifier+0x22/0x230 [ 2090.287163][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 2090.287370][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 2090.287531][ T43] do_one_initcall+0x8d/0x1e0 [ 2090.287660][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 2090.287786][ T43] ? __create_object+0x5e/0xb0 [ 2090.287924][ T43] ? trace_kmalloc+0x2a/0xe0 [ 2090.288057][ T43] ? kasan_unpoison+0x27/0x60 [ 2090.288205][ T43] ? __asan_register_globals+0x5d/0x80 [ 2090.288344][ T43] do_init_module+0x233/0x750 [ 2090.288488][ T43] init_module_from_file+0xd2/0x130 [ 2090.288613][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 2090.288766][ T43] ? __lock_release+0x103/0x460 [ 2090.288889][ T43] ? idempotent_init_module+0x32a/0x620 [ 2090.289028][ T43] ? idempotent_init_module+0x32a/0x620 [ 2090.289169][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 2090.289297][ T43] idempotent_init_module+0x342/0x620 [ 2090.289429][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 2090.289605][ T43] __x64_sys_finit_module+0xbe/0x130 [ 2090.289731][ T43] do_syscall_64+0xc3/0x1d0 [ 2090.289859][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2090.290018][ T43] RIP: 0033:0x7f438cd85e5d [ 2090.290160][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2090.290347][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 2090.290536][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 2090.290726][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 2090.290906][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 2090.291100][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 2090.291304][ T43] [ 2090.291399][ T43] [ 2090.291399][ T43] Showing all locks held in the system: [ 2090.291584][ T43] 1 lock held by khungtaskd/43: [ 2090.291705][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 2090.291935][ T43] 3 locks held by kworker/u16:1/73: [ 2090.292055][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 2090.292353][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 2090.292573][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 2090.292800][ T43] 1 lock held by modprobe/16067: [ 2090.292924][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 2090.293187][ T43] [ 2090.293259][ T43] ============================================= [ 2090.293259][ T43] [ 2099.555208][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2099.555701][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2099.555701][ T73] dst_init+0x84/0x4a0 [ 2099.555701][ T73] dst_alloc+0x97/0x150 [ 2099.555701][ T73] rt_dst_alloc+0x31/0x3b0 [ 2099.555701][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2099.555701][ T73] ip_route_input_noref+0xe6/0x230 [ 2099.555701][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2099.555701][ T73] ip_rcv+0x16b/0x470 [ 2099.555701][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2099.555701][ T73] process_backlog+0x103/0x670 [ 2099.555701][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2099.555701][ T73] net_rx_action+0x49f/0xc00 [ 2099.555701][ T73] __do_softirq+0x1f8/0x5df [ 2099.555701][ T73] [ 2109.803225][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2109.803719][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2109.803719][ T73] dst_init+0x84/0x4a0 [ 2109.803719][ T73] dst_alloc+0x97/0x150 [ 2109.803719][ T73] rt_dst_alloc+0x31/0x3b0 [ 2109.803719][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2109.803719][ T73] ip_route_input_noref+0xe6/0x230 [ 2109.803719][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2109.803719][ T73] ip_rcv+0x16b/0x470 [ 2109.803719][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2109.803719][ T73] process_backlog+0x103/0x670 [ 2109.803719][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2109.803719][ T73] net_rx_action+0x49f/0xc00 [ 2109.803719][ T73] __do_softirq+0x1f8/0x5df [ 2109.803719][ T73] [ 2120.051271][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2120.051755][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2120.051755][ T73] dst_init+0x84/0x4a0 [ 2120.051755][ T73] dst_alloc+0x97/0x150 [ 2120.051755][ T73] rt_dst_alloc+0x31/0x3b0 [ 2120.051755][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2120.051755][ T73] ip_route_input_noref+0xe6/0x230 [ 2120.051755][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2120.051755][ T73] ip_rcv+0x16b/0x470 [ 2120.051755][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2120.051755][ T73] process_backlog+0x103/0x670 [ 2120.051755][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2120.051755][ T73] net_rx_action+0x49f/0xc00 [ 2120.051755][ T73] __do_softirq+0x1f8/0x5df [ 2120.051755][ T73] [ 2130.299323][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2130.299797][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2130.299797][ T73] dst_init+0x84/0x4a0 [ 2130.299797][ T73] dst_alloc+0x97/0x150 [ 2130.299797][ T73] rt_dst_alloc+0x31/0x3b0 [ 2130.299797][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2130.299797][ T73] ip_route_input_noref+0xe6/0x230 [ 2130.299797][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2130.299797][ T73] ip_rcv+0x16b/0x470 [ 2130.299797][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2130.299797][ T73] process_backlog+0x103/0x670 [ 2130.299797][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2130.299797][ T73] net_rx_action+0x49f/0xc00 [ 2130.299797][ T73] __do_softirq+0x1f8/0x5df [ 2130.299797][ T73] [ 2140.547307][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2140.547744][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2140.547744][ T73] dst_init+0x84/0x4a0 [ 2140.547744][ T73] dst_alloc+0x97/0x150 [ 2140.547744][ T73] rt_dst_alloc+0x31/0x3b0 [ 2140.547744][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2140.547744][ T73] ip_route_input_noref+0xe6/0x230 [ 2140.547744][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2140.547744][ T73] ip_rcv+0x16b/0x470 [ 2140.547744][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2140.547744][ T73] process_backlog+0x103/0x670 [ 2140.547744][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2140.547744][ T73] net_rx_action+0x49f/0xc00 [ 2140.547744][ T73] __do_softirq+0x1f8/0x5df [ 2140.547744][ T73] [ 2150.795238][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2150.795662][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2150.795662][ T73] dst_init+0x84/0x4a0 [ 2150.795662][ T73] dst_alloc+0x97/0x150 [ 2150.795662][ T73] rt_dst_alloc+0x31/0x3b0 [ 2150.795662][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2150.795662][ T73] ip_route_input_noref+0xe6/0x230 [ 2150.795662][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2150.795662][ T73] ip_rcv+0x16b/0x470 [ 2150.795662][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2150.795662][ T73] process_backlog+0x103/0x670 [ 2150.795662][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2150.795662][ T73] net_rx_action+0x49f/0xc00 [ 2150.795662][ T73] __do_softirq+0x1f8/0x5df [ 2150.795662][ T73] [ 2161.043272][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2161.043672][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2161.043672][ T73] dst_init+0x84/0x4a0 [ 2161.043672][ T73] dst_alloc+0x97/0x150 [ 2161.043672][ T73] rt_dst_alloc+0x31/0x3b0 [ 2161.043672][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2161.043672][ T73] ip_route_input_noref+0xe6/0x230 [ 2161.043672][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2161.043672][ T73] ip_rcv+0x16b/0x470 [ 2161.043672][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2161.043672][ T73] process_backlog+0x103/0x670 [ 2161.043672][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2161.043672][ T73] net_rx_action+0x49f/0xc00 [ 2161.043672][ T73] __do_softirq+0x1f8/0x5df [ 2161.043672][ T73] [ 2171.291334][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2171.291741][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2171.291741][ T73] dst_init+0x84/0x4a0 [ 2171.291741][ T73] dst_alloc+0x97/0x150 [ 2171.291741][ T73] rt_dst_alloc+0x31/0x3b0 [ 2171.291741][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2171.291741][ T73] ip_route_input_noref+0xe6/0x230 [ 2171.291741][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2171.291741][ T73] ip_rcv+0x16b/0x470 [ 2171.291741][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2171.291741][ T73] process_backlog+0x103/0x670 [ 2171.291741][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2171.291741][ T73] net_rx_action+0x49f/0xc00 [ 2171.291741][ T73] __do_softirq+0x1f8/0x5df [ 2171.291741][ T73] [ 2181.539195][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2181.539773][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2181.539773][ T73] dst_init+0x84/0x4a0 [ 2181.539773][ T73] dst_alloc+0x97/0x150 [ 2181.539773][ T73] rt_dst_alloc+0x31/0x3b0 [ 2181.539773][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2181.539773][ T73] ip_route_input_noref+0xe6/0x230 [ 2181.539773][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2181.539773][ T73] ip_rcv+0x16b/0x470 [ 2181.539773][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2181.539773][ T73] process_backlog+0x103/0x670 [ 2181.539773][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2181.539773][ T73] net_rx_action+0x49f/0xc00 [ 2181.539773][ T73] __do_softirq+0x1f8/0x5df [ 2181.539773][ T73] [ 2191.787298][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2191.787890][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2191.787890][ T73] dst_init+0x84/0x4a0 [ 2191.787890][ T73] dst_alloc+0x97/0x150 [ 2191.787890][ T73] rt_dst_alloc+0x31/0x3b0 [ 2191.787890][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2191.787890][ T73] ip_route_input_noref+0xe6/0x230 [ 2191.787890][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2191.787890][ T73] ip_rcv+0x16b/0x470 [ 2191.787890][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2191.787890][ T73] process_backlog+0x103/0x670 [ 2191.787890][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2191.787890][ T73] net_rx_action+0x49f/0xc00 [ 2191.787890][ T73] __do_softirq+0x1f8/0x5df [ 2191.787890][ T73] [ 2202.035247][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2202.035772][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2202.035772][ T73] dst_init+0x84/0x4a0 [ 2202.035772][ T73] dst_alloc+0x97/0x150 [ 2202.035772][ T73] rt_dst_alloc+0x31/0x3b0 [ 2202.035772][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2202.035772][ T73] ip_route_input_noref+0xe6/0x230 [ 2202.035772][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2202.035772][ T73] ip_rcv+0x16b/0x470 [ 2202.035772][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2202.035772][ T73] process_backlog+0x103/0x670 [ 2202.035772][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2202.035772][ T73] net_rx_action+0x49f/0xc00 [ 2202.035772][ T73] __do_softirq+0x1f8/0x5df [ 2202.035772][ T73] [ 2212.283249][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2212.283641][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2212.283641][ T73] dst_init+0x84/0x4a0 [ 2212.283641][ T73] dst_alloc+0x97/0x150 [ 2212.283641][ T73] rt_dst_alloc+0x31/0x3b0 [ 2212.283641][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2212.283641][ T73] ip_route_input_noref+0xe6/0x230 [ 2212.283641][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2212.283641][ T73] ip_rcv+0x16b/0x470 [ 2212.283641][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2212.283641][ T73] process_backlog+0x103/0x670 [ 2212.283641][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2212.283641][ T73] net_rx_action+0x49f/0xc00 [ 2212.283641][ T73] __do_softirq+0x1f8/0x5df [ 2212.283641][ T73] [ 2213.163264][ T43] INFO: task modprobe:16067 blocked for more than 368 seconds. [ 2213.163661][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 2213.163794][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2213.163997][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 2213.164293][ T43] Call Trace: [ 2213.164397][ T43] [ 2213.164473][ T43] __schedule+0x6e2/0x1a20 [ 2213.164619][ T43] ? __pfx___schedule+0x10/0x10 [ 2213.164768][ T43] ? schedule+0x1a5/0x210 [ 2213.164868][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2213.165004][ T43] ? schedule+0x1a5/0x210 [ 2213.165122][ T43] schedule+0xdf/0x210 [ 2213.165220][ T43] schedule_preempt_disabled+0x15/0x30 [ 2213.165346][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 2213.165500][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2213.165662][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2213.165816][ T43] ? lock_acquire+0x32/0xc0 [ 2213.165939][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2213.166068][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2213.166244][ T43] ? lock_acquire+0x32/0xc0 [ 2213.166366][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2213.166539][ T43] down_write+0x1c9/0x200 [ 2213.166637][ T43] ? __pfx_down_write+0x10/0x10 [ 2213.166767][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 2213.166896][ T43] ? __pfx___lock_release+0x10/0x10 [ 2213.167025][ T43] register_netdevice_notifier+0x22/0x230 [ 2213.167168][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 2213.167364][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 2213.167531][ T43] do_one_initcall+0x8d/0x1e0 [ 2213.167658][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 2213.167786][ T43] ? __create_object+0x5e/0xb0 [ 2213.167922][ T43] ? trace_kmalloc+0x2a/0xe0 [ 2213.168058][ T43] ? kasan_unpoison+0x27/0x60 [ 2213.168208][ T43] ? __asan_register_globals+0x5d/0x80 [ 2213.168339][ T43] do_init_module+0x233/0x750 [ 2213.168479][ T43] init_module_from_file+0xd2/0x130 [ 2213.168611][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 2213.168770][ T43] ? __lock_release+0x103/0x460 [ 2213.168895][ T43] ? idempotent_init_module+0x32a/0x620 [ 2213.169035][ T43] ? idempotent_init_module+0x32a/0x620 [ 2213.169174][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 2213.169302][ T43] idempotent_init_module+0x342/0x620 [ 2213.169430][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 2213.169616][ T43] __x64_sys_finit_module+0xbe/0x130 [ 2213.169751][ T43] do_syscall_64+0xc3/0x1d0 [ 2213.169881][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2213.170043][ T43] RIP: 0033:0x7f438cd85e5d [ 2213.170188][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2213.170375][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 2213.170563][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 2213.170759][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 2213.170941][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 2213.171131][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 2213.171334][ T43] [ 2213.171430][ T43] [ 2213.171430][ T43] Showing all locks held in the system: [ 2213.171620][ T43] 1 lock held by khungtaskd/43: [ 2213.171744][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 2213.171974][ T43] 3 locks held by kworker/u16:1/73: [ 2213.172120][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 2213.172376][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 2213.172602][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 2213.172834][ T43] 1 lock held by modprobe/16067: [ 2213.172958][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 2213.173217][ T43] [ 2213.173282][ T43] ============================================= [ 2213.173282][ T43] [ 2222.531202][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2222.531634][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2222.531634][ T73] dst_init+0x84/0x4a0 [ 2222.531634][ T73] dst_alloc+0x97/0x150 [ 2222.531634][ T73] rt_dst_alloc+0x31/0x3b0 [ 2222.531634][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2222.531634][ T73] ip_route_input_noref+0xe6/0x230 [ 2222.531634][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2222.531634][ T73] ip_rcv+0x16b/0x470 [ 2222.531634][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2222.531634][ T73] process_backlog+0x103/0x670 [ 2222.531634][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2222.531634][ T73] net_rx_action+0x49f/0xc00 [ 2222.531634][ T73] __do_softirq+0x1f8/0x5df [ 2222.531634][ T73] [ 2232.779296][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2232.779780][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2232.779780][ T73] dst_init+0x84/0x4a0 [ 2232.779780][ T73] dst_alloc+0x97/0x150 [ 2232.779780][ T73] rt_dst_alloc+0x31/0x3b0 [ 2232.779780][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2232.779780][ T73] ip_route_input_noref+0xe6/0x230 [ 2232.779780][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2232.779780][ T73] ip_rcv+0x16b/0x470 [ 2232.779780][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2232.779780][ T73] process_backlog+0x103/0x670 [ 2232.779780][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2232.779780][ T73] net_rx_action+0x49f/0xc00 [ 2232.779780][ T73] __do_softirq+0x1f8/0x5df [ 2232.779780][ T73] [ 2243.027328][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2243.027927][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2243.027927][ T73] dst_init+0x84/0x4a0 [ 2243.027927][ T73] dst_alloc+0x97/0x150 [ 2243.027927][ T73] rt_dst_alloc+0x31/0x3b0 [ 2243.027927][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2243.027927][ T73] ip_route_input_noref+0xe6/0x230 [ 2243.027927][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2243.027927][ T73] ip_rcv+0x16b/0x470 [ 2243.027927][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2243.027927][ T73] process_backlog+0x103/0x670 [ 2243.027927][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2243.027927][ T73] net_rx_action+0x49f/0xc00 [ 2243.027927][ T73] __do_softirq+0x1f8/0x5df [ 2243.027927][ T73] [ 2253.275307][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2253.275891][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2253.275891][ T73] dst_init+0x84/0x4a0 [ 2253.275891][ T73] dst_alloc+0x97/0x150 [ 2253.275891][ T73] rt_dst_alloc+0x31/0x3b0 [ 2253.275891][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2253.275891][ T73] ip_route_input_noref+0xe6/0x230 [ 2253.275891][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2253.275891][ T73] ip_rcv+0x16b/0x470 [ 2253.275891][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2253.275891][ T73] process_backlog+0x103/0x670 [ 2253.275891][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2253.275891][ T73] net_rx_action+0x49f/0xc00 [ 2253.275891][ T73] __do_softirq+0x1f8/0x5df [ 2253.275891][ T73] [ 2263.523505][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2263.524135][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2263.524135][ T73] dst_init+0x84/0x4a0 [ 2263.524135][ T73] dst_alloc+0x97/0x150 [ 2263.524135][ T73] rt_dst_alloc+0x31/0x3b0 [ 2263.524135][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2263.524135][ T73] ip_route_input_noref+0xe6/0x230 [ 2263.524135][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2263.524135][ T73] ip_rcv+0x16b/0x470 [ 2263.524135][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2263.524135][ T73] process_backlog+0x103/0x670 [ 2263.524135][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2263.524135][ T73] net_rx_action+0x49f/0xc00 [ 2263.524135][ T73] __do_softirq+0x1f8/0x5df [ 2263.524135][ T73] [ 2273.771334][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2273.772029][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2273.772029][ T73] dst_init+0x84/0x4a0 [ 2273.772029][ T73] dst_alloc+0x97/0x150 [ 2273.772029][ T73] rt_dst_alloc+0x31/0x3b0 [ 2273.772029][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2273.772029][ T73] ip_route_input_noref+0xe6/0x230 [ 2273.772029][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2273.772029][ T73] ip_rcv+0x16b/0x470 [ 2273.772029][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2273.772029][ T73] process_backlog+0x103/0x670 [ 2273.772029][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2273.772029][ T73] net_rx_action+0x49f/0xc00 [ 2273.772029][ T73] __do_softirq+0x1f8/0x5df [ 2273.772029][ T73] [ 2284.019192][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2284.019626][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2284.019626][ T73] dst_init+0x84/0x4a0 [ 2284.019626][ T73] dst_alloc+0x97/0x150 [ 2284.019626][ T73] rt_dst_alloc+0x31/0x3b0 [ 2284.019626][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2284.019626][ T73] ip_route_input_noref+0xe6/0x230 [ 2284.019626][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2284.019626][ T73] ip_rcv+0x16b/0x470 [ 2284.019626][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2284.019626][ T73] process_backlog+0x103/0x670 [ 2284.019626][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2284.019626][ T73] net_rx_action+0x49f/0xc00 [ 2284.019626][ T73] __do_softirq+0x1f8/0x5df [ 2284.019626][ T73] [ 2294.267406][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2294.268025][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2294.268025][ T73] dst_init+0x84/0x4a0 [ 2294.268025][ T73] dst_alloc+0x97/0x150 [ 2294.268025][ T73] rt_dst_alloc+0x31/0x3b0 [ 2294.268025][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2294.268025][ T73] ip_route_input_noref+0xe6/0x230 [ 2294.268025][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2294.268025][ T73] ip_rcv+0x16b/0x470 [ 2294.268025][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2294.268025][ T73] process_backlog+0x103/0x670 [ 2294.268025][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2294.268025][ T73] net_rx_action+0x49f/0xc00 [ 2294.268025][ T73] __do_softirq+0x1f8/0x5df [ 2294.268025][ T73] [ 2304.515303][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2304.515944][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2304.515944][ T73] dst_init+0x84/0x4a0 [ 2304.515944][ T73] dst_alloc+0x97/0x150 [ 2304.515944][ T73] rt_dst_alloc+0x31/0x3b0 [ 2304.515944][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2304.515944][ T73] ip_route_input_noref+0xe6/0x230 [ 2304.515944][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2304.515944][ T73] ip_rcv+0x16b/0x470 [ 2304.515944][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2304.515944][ T73] process_backlog+0x103/0x670 [ 2304.515944][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2304.515944][ T73] net_rx_action+0x49f/0xc00 [ 2304.515944][ T73] __do_softirq+0x1f8/0x5df [ 2304.515944][ T73] [ 2314.763227][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2314.763729][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2314.763729][ T73] dst_init+0x84/0x4a0 [ 2314.763729][ T73] dst_alloc+0x97/0x150 [ 2314.763729][ T73] rt_dst_alloc+0x31/0x3b0 [ 2314.763729][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2314.763729][ T73] ip_route_input_noref+0xe6/0x230 [ 2314.763729][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2314.763729][ T73] ip_rcv+0x16b/0x470 [ 2314.763729][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2314.763729][ T73] process_backlog+0x103/0x670 [ 2314.763729][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2314.763729][ T73] net_rx_action+0x49f/0xc00 [ 2314.763729][ T73] __do_softirq+0x1f8/0x5df [ 2314.763729][ T73] [ 2325.011242][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2325.011748][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2325.011748][ T73] dst_init+0x84/0x4a0 [ 2325.011748][ T73] dst_alloc+0x97/0x150 [ 2325.011748][ T73] rt_dst_alloc+0x31/0x3b0 [ 2325.011748][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2325.011748][ T73] ip_route_input_noref+0xe6/0x230 [ 2325.011748][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2325.011748][ T73] ip_rcv+0x16b/0x470 [ 2325.011748][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2325.011748][ T73] process_backlog+0x103/0x670 [ 2325.011748][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2325.011748][ T73] net_rx_action+0x49f/0xc00 [ 2325.011748][ T73] __do_softirq+0x1f8/0x5df [ 2325.011748][ T73] [ 2335.259195][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2335.259623][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2335.259623][ T73] dst_init+0x84/0x4a0 [ 2335.259623][ T73] dst_alloc+0x97/0x150 [ 2335.259623][ T73] rt_dst_alloc+0x31/0x3b0 [ 2335.259623][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2335.259623][ T73] ip_route_input_noref+0xe6/0x230 [ 2335.259623][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2335.259623][ T73] ip_rcv+0x16b/0x470 [ 2335.259623][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2335.259623][ T73] process_backlog+0x103/0x670 [ 2335.259623][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2335.259623][ T73] net_rx_action+0x49f/0xc00 [ 2335.259623][ T73] __do_softirq+0x1f8/0x5df [ 2335.259623][ T73] [ 2336.043214][ T43] INFO: task modprobe:16067 blocked for more than 491 seconds. [ 2336.043727][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 2336.043923][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2336.044270][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 2336.044660][ T43] Call Trace: [ 2336.044809][ T43] [ 2336.044922][ T43] __schedule+0x6e2/0x1a20 [ 2336.045150][ T43] ? __pfx___schedule+0x10/0x10 [ 2336.045350][ T43] ? schedule+0x1a5/0x210 [ 2336.045494][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2336.045692][ T43] ? schedule+0x1a5/0x210 [ 2336.045848][ T43] schedule+0xdf/0x210 [ 2336.046000][ T43] schedule_preempt_disabled+0x15/0x30 [ 2336.046211][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 2336.046410][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2336.046666][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2336.046926][ T43] ? lock_acquire+0x32/0xc0 [ 2336.047140][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2336.047362][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2336.047607][ T43] ? lock_acquire+0x32/0xc0 [ 2336.047782][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2336.048039][ T43] down_write+0x1c9/0x200 [ 2336.048236][ T43] ? __pfx_down_write+0x10/0x10 [ 2336.048440][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 2336.048659][ T43] ? __pfx___lock_release+0x10/0x10 [ 2336.048858][ T43] register_netdevice_notifier+0x22/0x230 [ 2336.049049][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 2336.049383][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 2336.049629][ T43] do_one_initcall+0x8d/0x1e0 [ 2336.049853][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 2336.050060][ T43] ? __create_object+0x5e/0xb0 [ 2336.050286][ T43] ? trace_kmalloc+0x2a/0xe0 [ 2336.050486][ T43] ? kasan_unpoison+0x27/0x60 [ 2336.050682][ T43] ? __asan_register_globals+0x5d/0x80 [ 2336.050888][ T43] do_init_module+0x233/0x750 [ 2336.051146][ T43] init_module_from_file+0xd2/0x130 [ 2336.051348][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 2336.051592][ T43] ? __lock_release+0x103/0x460 [ 2336.051790][ T43] ? idempotent_init_module+0x32a/0x620 [ 2336.052028][ T43] ? idempotent_init_module+0x32a/0x620 [ 2336.052253][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 2336.052444][ T43] idempotent_init_module+0x342/0x620 [ 2336.052634][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 2336.052919][ T43] __x64_sys_finit_module+0xbe/0x130 [ 2336.053126][ T43] do_syscall_64+0xc3/0x1d0 [ 2336.053324][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2336.053568][ T43] RIP: 0033:0x7f438cd85e5d [ 2336.053780][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2336.054098][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 2336.054373][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 2336.054648][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 2336.054944][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 2336.055237][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 2336.055540][ T43] [ 2336.055683][ T43] [ 2336.055683][ T43] Showing all locks held in the system: [ 2336.055948][ T43] 1 lock held by khungtaskd/43: [ 2336.056175][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 2336.056543][ T43] 3 locks held by kworker/u16:1/73: [ 2336.056722][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 2336.057120][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 2336.057454][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 2336.057801][ T43] 1 lock held by modprobe/16067: [ 2336.058026][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 2336.058417][ T43] [ 2336.058512][ T43] ============================================= [ 2336.058512][ T43] [ 2345.507239][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2345.507735][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2345.507735][ T73] dst_init+0x84/0x4a0 [ 2345.507735][ T73] dst_alloc+0x97/0x150 [ 2345.507735][ T73] rt_dst_alloc+0x31/0x3b0 [ 2345.507735][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2345.507735][ T73] ip_route_input_noref+0xe6/0x230 [ 2345.507735][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2345.507735][ T73] ip_rcv+0x16b/0x470 [ 2345.507735][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2345.507735][ T73] process_backlog+0x103/0x670 [ 2345.507735][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2345.507735][ T73] net_rx_action+0x49f/0xc00 [ 2345.507735][ T73] __do_softirq+0x1f8/0x5df [ 2345.507735][ T73] [ 2355.755457][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2355.756049][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2355.756049][ T73] dst_init+0x84/0x4a0 [ 2355.756049][ T73] dst_alloc+0x97/0x150 [ 2355.756049][ T73] rt_dst_alloc+0x31/0x3b0 [ 2355.756049][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2355.756049][ T73] ip_route_input_noref+0xe6/0x230 [ 2355.756049][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2355.756049][ T73] ip_rcv+0x16b/0x470 [ 2355.756049][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2355.756049][ T73] process_backlog+0x103/0x670 [ 2355.756049][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2355.756049][ T73] net_rx_action+0x49f/0xc00 [ 2355.756049][ T73] __do_softirq+0x1f8/0x5df [ 2355.756049][ T73] [ 2366.003252][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2366.003871][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2366.003871][ T73] dst_init+0x84/0x4a0 [ 2366.003871][ T73] dst_alloc+0x97/0x150 [ 2366.003871][ T73] rt_dst_alloc+0x31/0x3b0 [ 2366.003871][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2366.003871][ T73] ip_route_input_noref+0xe6/0x230 [ 2366.003871][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2366.003871][ T73] ip_rcv+0x16b/0x470 [ 2366.003871][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2366.003871][ T73] process_backlog+0x103/0x670 [ 2366.003871][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2366.003871][ T73] net_rx_action+0x49f/0xc00 [ 2366.003871][ T73] __do_softirq+0x1f8/0x5df [ 2366.003871][ T73] [ 2376.251471][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2376.252380][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2376.252380][ T73] dst_init+0x84/0x4a0 [ 2376.252380][ T73] dst_alloc+0x97/0x150 [ 2376.252380][ T73] rt_dst_alloc+0x31/0x3b0 [ 2376.252380][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2376.252380][ T73] ip_route_input_noref+0xe6/0x230 [ 2376.252380][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2376.252380][ T73] ip_rcv+0x16b/0x470 [ 2376.252380][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2376.252380][ T73] process_backlog+0x103/0x670 [ 2376.252380][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2376.252380][ T73] net_rx_action+0x49f/0xc00 [ 2376.252380][ T73] __do_softirq+0x1f8/0x5df [ 2376.252380][ T73] [ 2386.507292][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2386.507874][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2386.507874][ T73] dst_init+0x84/0x4a0 [ 2386.507874][ T73] dst_alloc+0x97/0x150 [ 2386.507874][ T73] rt_dst_alloc+0x31/0x3b0 [ 2386.507874][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2386.507874][ T73] ip_route_input_noref+0xe6/0x230 [ 2386.507874][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2386.507874][ T73] ip_rcv+0x16b/0x470 [ 2386.507874][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2386.507874][ T73] process_backlog+0x103/0x670 [ 2386.507874][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2386.507874][ T73] net_rx_action+0x49f/0xc00 [ 2386.507874][ T73] __do_softirq+0x1f8/0x5df [ 2386.507874][ T73] [ 2396.755240][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2396.755893][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2396.755893][ T73] dst_init+0x84/0x4a0 [ 2396.755893][ T73] dst_alloc+0x97/0x150 [ 2396.755893][ T73] rt_dst_alloc+0x31/0x3b0 [ 2396.755893][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2396.755893][ T73] ip_route_input_noref+0xe6/0x230 [ 2396.755893][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2396.755893][ T73] ip_rcv+0x16b/0x470 [ 2396.755893][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2396.755893][ T73] process_backlog+0x103/0x670 [ 2396.755893][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2396.755893][ T73] net_rx_action+0x49f/0xc00 [ 2396.755893][ T73] __do_softirq+0x1f8/0x5df [ 2396.755893][ T73] [ 2407.003203][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2407.003689][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2407.003689][ T73] dst_init+0x84/0x4a0 [ 2407.003689][ T73] dst_alloc+0x97/0x150 [ 2407.003689][ T73] rt_dst_alloc+0x31/0x3b0 [ 2407.003689][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2407.003689][ T73] ip_route_input_noref+0xe6/0x230 [ 2407.003689][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2407.003689][ T73] ip_rcv+0x16b/0x470 [ 2407.003689][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2407.003689][ T73] process_backlog+0x103/0x670 [ 2407.003689][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2407.003689][ T73] net_rx_action+0x49f/0xc00 [ 2407.003689][ T73] __do_softirq+0x1f8/0x5df [ 2407.003689][ T73] [ 2417.251244][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2417.251715][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2417.251715][ T73] dst_init+0x84/0x4a0 [ 2417.251715][ T73] dst_alloc+0x97/0x150 [ 2417.251715][ T73] rt_dst_alloc+0x31/0x3b0 [ 2417.251715][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2417.251715][ T73] ip_route_input_noref+0xe6/0x230 [ 2417.251715][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2417.251715][ T73] ip_rcv+0x16b/0x470 [ 2417.251715][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2417.251715][ T73] process_backlog+0x103/0x670 [ 2417.251715][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2417.251715][ T73] net_rx_action+0x49f/0xc00 [ 2417.251715][ T73] __do_softirq+0x1f8/0x5df [ 2417.251715][ T73] [ 2427.499306][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2427.499772][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2427.499772][ T73] dst_init+0x84/0x4a0 [ 2427.499772][ T73] dst_alloc+0x97/0x150 [ 2427.499772][ T73] rt_dst_alloc+0x31/0x3b0 [ 2427.499772][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2427.499772][ T73] ip_route_input_noref+0xe6/0x230 [ 2427.499772][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2427.499772][ T73] ip_rcv+0x16b/0x470 [ 2427.499772][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2427.499772][ T73] process_backlog+0x103/0x670 [ 2427.499772][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2427.499772][ T73] net_rx_action+0x49f/0xc00 [ 2427.499772][ T73] __do_softirq+0x1f8/0x5df [ 2427.499772][ T73] [ 2437.747222][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2437.747644][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2437.747644][ T73] dst_init+0x84/0x4a0 [ 2437.747644][ T73] dst_alloc+0x97/0x150 [ 2437.747644][ T73] rt_dst_alloc+0x31/0x3b0 [ 2437.747644][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2437.747644][ T73] ip_route_input_noref+0xe6/0x230 [ 2437.747644][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2437.747644][ T73] ip_rcv+0x16b/0x470 [ 2437.747644][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2437.747644][ T73] process_backlog+0x103/0x670 [ 2437.747644][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2437.747644][ T73] net_rx_action+0x49f/0xc00 [ 2437.747644][ T73] __do_softirq+0x1f8/0x5df [ 2437.747644][ T73] [ 2447.995315][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2447.995889][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2447.995889][ T73] dst_init+0x84/0x4a0 [ 2447.995889][ T73] dst_alloc+0x97/0x150 [ 2447.995889][ T73] rt_dst_alloc+0x31/0x3b0 [ 2447.995889][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2447.995889][ T73] ip_route_input_noref+0xe6/0x230 [ 2447.995889][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2447.995889][ T73] ip_rcv+0x16b/0x470 [ 2447.995889][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2447.995889][ T73] process_backlog+0x103/0x670 [ 2447.995889][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2447.995889][ T73] net_rx_action+0x49f/0xc00 [ 2447.995889][ T73] __do_softirq+0x1f8/0x5df [ 2447.995889][ T73] [ 2458.243375][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2458.244186][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2458.244186][ T73] dst_init+0x84/0x4a0 [ 2458.244186][ T73] dst_alloc+0x97/0x150 [ 2458.244186][ T73] rt_dst_alloc+0x31/0x3b0 [ 2458.244186][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2458.244186][ T73] ip_route_input_noref+0xe6/0x230 [ 2458.244186][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2458.244186][ T73] ip_rcv+0x16b/0x470 [ 2458.244186][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2458.244186][ T73] process_backlog+0x103/0x670 [ 2458.244186][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2458.244186][ T73] net_rx_action+0x49f/0xc00 [ 2458.244186][ T73] __do_softirq+0x1f8/0x5df [ 2458.244186][ T73] [ 2458.923298][ T43] INFO: task modprobe:16067 blocked for more than 614 seconds. [ 2458.923731][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 2458.923855][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2458.924840][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 2458.925116][ T43] Call Trace: [ 2458.925225][ T43] [ 2458.925305][ T43] __schedule+0x6e2/0x1a20 [ 2458.925451][ T43] ? __pfx___schedule+0x10/0x10 [ 2458.925705][ T43] ? schedule+0x1a5/0x210 [ 2458.925824][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2458.925977][ T43] ? schedule+0x1a5/0x210 [ 2458.926100][ T43] schedule+0xdf/0x210 [ 2458.926203][ T43] schedule_preempt_disabled+0x15/0x30 [ 2458.926333][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 2458.926466][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2458.926634][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2458.926792][ T43] ? lock_acquire+0x32/0xc0 [ 2458.926924][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2458.927072][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2458.927247][ T43] ? lock_acquire+0x32/0xc0 [ 2458.927370][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2458.927541][ T43] down_write+0x1c9/0x200 [ 2458.927639][ T43] ? __pfx_down_write+0x10/0x10 [ 2458.927795][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 2458.927927][ T43] ? __pfx___lock_release+0x10/0x10 [ 2458.928067][ T43] register_netdevice_notifier+0x22/0x230 [ 2458.928236][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 2458.928445][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 2458.928603][ T43] do_one_initcall+0x8d/0x1e0 [ 2458.928732][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 2458.928859][ T43] ? __create_object+0x5e/0xb0 [ 2458.928995][ T43] ? trace_kmalloc+0x2a/0xe0 [ 2458.929131][ T43] ? kasan_unpoison+0x27/0x60 [ 2458.929274][ T43] ? __asan_register_globals+0x5d/0x80 [ 2458.929405][ T43] do_init_module+0x233/0x750 [ 2458.929552][ T43] init_module_from_file+0xd2/0x130 [ 2458.929679][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 2458.929834][ T43] ? __lock_release+0x103/0x460 [ 2458.929959][ T43] ? idempotent_init_module+0x32a/0x620 [ 2458.930117][ T43] ? idempotent_init_module+0x32a/0x620 [ 2458.930243][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 2458.930384][ T43] idempotent_init_module+0x342/0x620 [ 2458.930514][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 2458.930693][ T43] __x64_sys_finit_module+0xbe/0x130 [ 2458.930820][ T43] do_syscall_64+0xc3/0x1d0 [ 2458.930959][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2458.931132][ T43] RIP: 0033:0x7f438cd85e5d [ 2458.931267][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2458.931464][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 2458.931655][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 2458.931854][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 2458.932036][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 2458.932246][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 2458.932465][ T43] [ 2458.932565][ T43] [ 2458.932565][ T43] Showing all locks held in the system: [ 2458.932764][ T43] 1 lock held by khungtaskd/43: [ 2458.932889][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 2458.933155][ T43] 3 locks held by kworker/u16:1/73: [ 2458.933283][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 2458.933560][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 2458.933780][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 2458.934016][ T43] 1 lock held by modprobe/16067: [ 2458.934156][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 2458.934433][ T43] [ 2458.934498][ T43] ============================================= [ 2458.934498][ T43] [ 2468.491218][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2468.491730][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2468.491730][ T73] dst_init+0x84/0x4a0 [ 2468.491730][ T73] dst_alloc+0x97/0x150 [ 2468.491730][ T73] rt_dst_alloc+0x31/0x3b0 [ 2468.491730][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2468.491730][ T73] ip_route_input_noref+0xe6/0x230 [ 2468.491730][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2468.491730][ T73] ip_rcv+0x16b/0x470 [ 2468.491730][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2468.491730][ T73] process_backlog+0x103/0x670 [ 2468.491730][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2468.491730][ T73] net_rx_action+0x49f/0xc00 [ 2468.491730][ T73] __do_softirq+0x1f8/0x5df [ 2468.491730][ T73] [ 2478.739431][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2478.740121][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2478.740121][ T73] dst_init+0x84/0x4a0 [ 2478.740121][ T73] dst_alloc+0x97/0x150 [ 2478.740121][ T73] rt_dst_alloc+0x31/0x3b0 [ 2478.740121][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2478.740121][ T73] ip_route_input_noref+0xe6/0x230 [ 2478.740121][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2478.740121][ T73] ip_rcv+0x16b/0x470 [ 2478.740121][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2478.740121][ T73] process_backlog+0x103/0x670 [ 2478.740121][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2478.740121][ T73] net_rx_action+0x49f/0xc00 [ 2478.740121][ T73] __do_softirq+0x1f8/0x5df [ 2478.740121][ T73] [ 2488.987335][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2488.988057][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2488.988057][ T73] dst_init+0x84/0x4a0 [ 2488.988057][ T73] dst_alloc+0x97/0x150 [ 2488.988057][ T73] rt_dst_alloc+0x31/0x3b0 [ 2488.988057][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2488.988057][ T73] ip_route_input_noref+0xe6/0x230 [ 2488.988057][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2488.988057][ T73] ip_rcv+0x16b/0x470 [ 2488.988057][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2488.988057][ T73] process_backlog+0x103/0x670 [ 2488.988057][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2488.988057][ T73] net_rx_action+0x49f/0xc00 [ 2488.988057][ T73] __do_softirq+0x1f8/0x5df [ 2488.988057][ T73] [ 2499.235380][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2499.235951][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2499.235951][ T73] dst_init+0x84/0x4a0 [ 2499.235951][ T73] dst_alloc+0x97/0x150 [ 2499.235951][ T73] rt_dst_alloc+0x31/0x3b0 [ 2499.235951][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2499.235951][ T73] ip_route_input_noref+0xe6/0x230 [ 2499.235951][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2499.235951][ T73] ip_rcv+0x16b/0x470 [ 2499.235951][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2499.235951][ T73] process_backlog+0x103/0x670 [ 2499.235951][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2499.235951][ T73] net_rx_action+0x49f/0xc00 [ 2499.235951][ T73] __do_softirq+0x1f8/0x5df [ 2499.235951][ T73] [ 2509.483293][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2509.483909][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2509.483909][ T73] dst_init+0x84/0x4a0 [ 2509.483909][ T73] dst_alloc+0x97/0x150 [ 2509.483909][ T73] rt_dst_alloc+0x31/0x3b0 [ 2509.483909][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2509.483909][ T73] ip_route_input_noref+0xe6/0x230 [ 2509.483909][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2509.483909][ T73] ip_rcv+0x16b/0x470 [ 2509.483909][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2509.483909][ T73] process_backlog+0x103/0x670 [ 2509.483909][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2509.483909][ T73] net_rx_action+0x49f/0xc00 [ 2509.483909][ T73] __do_softirq+0x1f8/0x5df [ 2509.483909][ T73] [ 2519.731280][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2519.731878][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2519.731878][ T73] dst_init+0x84/0x4a0 [ 2519.731878][ T73] dst_alloc+0x97/0x150 [ 2519.731878][ T73] rt_dst_alloc+0x31/0x3b0 [ 2519.731878][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2519.731878][ T73] ip_route_input_noref+0xe6/0x230 [ 2519.731878][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2519.731878][ T73] ip_rcv+0x16b/0x470 [ 2519.731878][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2519.731878][ T73] process_backlog+0x103/0x670 [ 2519.731878][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2519.731878][ T73] net_rx_action+0x49f/0xc00 [ 2519.731878][ T73] __do_softirq+0x1f8/0x5df [ 2519.731878][ T73] [ 2529.979317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2529.979899][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2529.979899][ T73] dst_init+0x84/0x4a0 [ 2529.979899][ T73] dst_alloc+0x97/0x150 [ 2529.979899][ T73] rt_dst_alloc+0x31/0x3b0 [ 2529.979899][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2529.979899][ T73] ip_route_input_noref+0xe6/0x230 [ 2529.979899][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2529.979899][ T73] ip_rcv+0x16b/0x470 [ 2529.979899][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2529.979899][ T73] process_backlog+0x103/0x670 [ 2529.979899][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2529.979899][ T73] net_rx_action+0x49f/0xc00 [ 2529.979899][ T73] __do_softirq+0x1f8/0x5df [ 2529.979899][ T73] [ 2540.227502][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2540.228185][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2540.228185][ T73] dst_init+0x84/0x4a0 [ 2540.228185][ T73] dst_alloc+0x97/0x150 [ 2540.228185][ T73] rt_dst_alloc+0x31/0x3b0 [ 2540.228185][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2540.228185][ T73] ip_route_input_noref+0xe6/0x230 [ 2540.228185][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2540.228185][ T73] ip_rcv+0x16b/0x470 [ 2540.228185][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2540.228185][ T73] process_backlog+0x103/0x670 [ 2540.228185][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2540.228185][ T73] net_rx_action+0x49f/0xc00 [ 2540.228185][ T73] __do_softirq+0x1f8/0x5df [ 2540.228185][ T73] [ 2550.475294][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2550.475939][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2550.475939][ T73] dst_init+0x84/0x4a0 [ 2550.475939][ T73] dst_alloc+0x97/0x150 [ 2550.475939][ T73] rt_dst_alloc+0x31/0x3b0 [ 2550.475939][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2550.475939][ T73] ip_route_input_noref+0xe6/0x230 [ 2550.475939][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2550.475939][ T73] ip_rcv+0x16b/0x470 [ 2550.475939][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2550.475939][ T73] process_backlog+0x103/0x670 [ 2550.475939][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2550.475939][ T73] net_rx_action+0x49f/0xc00 [ 2550.475939][ T73] __do_softirq+0x1f8/0x5df [ 2550.475939][ T73] [ 2560.723374][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2560.724061][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2560.724061][ T73] dst_init+0x84/0x4a0 [ 2560.724061][ T73] dst_alloc+0x97/0x150 [ 2560.724061][ T73] rt_dst_alloc+0x31/0x3b0 [ 2560.724061][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2560.724061][ T73] ip_route_input_noref+0xe6/0x230 [ 2560.724061][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2560.724061][ T73] ip_rcv+0x16b/0x470 [ 2560.724061][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2560.724061][ T73] process_backlog+0x103/0x670 [ 2560.724061][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2560.724061][ T73] net_rx_action+0x49f/0xc00 [ 2560.724061][ T73] __do_softirq+0x1f8/0x5df [ 2560.724061][ T73] [ 2570.971224][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2570.971693][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2570.971693][ T73] dst_init+0x84/0x4a0 [ 2570.971693][ T73] dst_alloc+0x97/0x150 [ 2570.971693][ T73] rt_dst_alloc+0x31/0x3b0 [ 2570.971693][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2570.971693][ T73] ip_route_input_noref+0xe6/0x230 [ 2570.971693][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2570.971693][ T73] ip_rcv+0x16b/0x470 [ 2570.971693][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2570.971693][ T73] process_backlog+0x103/0x670 [ 2570.971693][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2570.971693][ T73] net_rx_action+0x49f/0xc00 [ 2570.971693][ T73] __do_softirq+0x1f8/0x5df [ 2570.971693][ T73] [ 2581.219308][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2581.219786][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2581.219786][ T73] dst_init+0x84/0x4a0 [ 2581.219786][ T73] dst_alloc+0x97/0x150 [ 2581.219786][ T73] rt_dst_alloc+0x31/0x3b0 [ 2581.219786][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2581.219786][ T73] ip_route_input_noref+0xe6/0x230 [ 2581.219786][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2581.219786][ T73] ip_rcv+0x16b/0x470 [ 2581.219786][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2581.219786][ T73] process_backlog+0x103/0x670 [ 2581.219786][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2581.219786][ T73] net_rx_action+0x49f/0xc00 [ 2581.219786][ T73] __do_softirq+0x1f8/0x5df [ 2581.219786][ T73] [ 2581.803248][ T43] INFO: task modprobe:16067 blocked for more than 737 seconds. [ 2581.803579][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 2581.803701][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2581.803902][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 2581.804212][ T43] Call Trace: [ 2581.804313][ T43] [ 2581.804392][ T43] __schedule+0x6e2/0x1a20 [ 2581.804533][ T43] ? __pfx___schedule+0x10/0x10 [ 2581.804661][ T43] ? schedule+0x1a5/0x210 [ 2581.804760][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2581.804901][ T43] ? schedule+0x1a5/0x210 [ 2581.805002][ T43] schedule+0xdf/0x210 [ 2581.805114][ T43] schedule_preempt_disabled+0x15/0x30 [ 2581.805250][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 2581.805380][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2581.805542][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2581.805703][ T43] ? lock_acquire+0x32/0xc0 [ 2581.805828][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2581.805957][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2581.806124][ T43] ? lock_acquire+0x32/0xc0 [ 2581.806261][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2581.806426][ T43] down_write+0x1c9/0x200 [ 2581.806526][ T43] ? __pfx_down_write+0x10/0x10 [ 2581.806654][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 2581.806782][ T43] ? __pfx___lock_release+0x10/0x10 [ 2581.806912][ T43] register_netdevice_notifier+0x22/0x230 [ 2581.807036][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 2581.807258][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 2581.807433][ T43] do_one_initcall+0x8d/0x1e0 [ 2581.807561][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 2581.807688][ T43] ? __create_object+0x5e/0xb0 [ 2581.807820][ T43] ? trace_kmalloc+0x2a/0xe0 [ 2581.807947][ T43] ? kasan_unpoison+0x27/0x60 [ 2581.808073][ T43] ? __asan_register_globals+0x5d/0x80 [ 2581.808227][ T43] do_init_module+0x233/0x750 [ 2581.808372][ T43] init_module_from_file+0xd2/0x130 [ 2581.808498][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 2581.808652][ T43] ? __lock_release+0x103/0x460 [ 2581.808775][ T43] ? idempotent_init_module+0x32a/0x620 [ 2581.808915][ T43] ? idempotent_init_module+0x32a/0x620 [ 2581.809043][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 2581.809180][ T43] idempotent_init_module+0x342/0x620 [ 2581.809308][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 2581.809493][ T43] __x64_sys_finit_module+0xbe/0x130 [ 2581.809620][ T43] do_syscall_64+0xc3/0x1d0 [ 2581.809749][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2581.809911][ T43] RIP: 0033:0x7f438cd85e5d [ 2581.810044][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2581.810240][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 2581.810434][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 2581.810623][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 2581.810805][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 2581.810986][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 2581.811196][ T43] [ 2581.811292][ T43] [ 2581.811292][ T43] Showing all locks held in the system: [ 2581.811486][ T43] 1 lock held by khungtaskd/43: [ 2581.811609][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 2581.811840][ T43] 3 locks held by kworker/u16:1/73: [ 2581.811961][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 2581.812251][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 2581.812481][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 2581.812706][ T43] 1 lock held by modprobe/16067: [ 2581.812830][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 2581.813092][ T43] [ 2581.813156][ T43] ============================================= [ 2581.813156][ T43] [ 2591.467399][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2591.467945][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2591.467945][ T73] dst_init+0x84/0x4a0 [ 2591.467945][ T73] dst_alloc+0x97/0x150 [ 2591.467945][ T73] rt_dst_alloc+0x31/0x3b0 [ 2591.467945][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2591.467945][ T73] ip_route_input_noref+0xe6/0x230 [ 2591.467945][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2591.467945][ T73] ip_rcv+0x16b/0x470 [ 2591.467945][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2591.467945][ T73] process_backlog+0x103/0x670 [ 2591.467945][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2591.467945][ T73] net_rx_action+0x49f/0xc00 [ 2591.467945][ T73] __do_softirq+0x1f8/0x5df [ 2591.467945][ T73] [ 2601.715263][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2601.715922][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2601.715922][ T73] dst_init+0x84/0x4a0 [ 2601.715922][ T73] dst_alloc+0x97/0x150 [ 2601.715922][ T73] rt_dst_alloc+0x31/0x3b0 [ 2601.715922][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2601.715922][ T73] ip_route_input_noref+0xe6/0x230 [ 2601.715922][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2601.715922][ T73] ip_rcv+0x16b/0x470 [ 2601.715922][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2601.715922][ T73] process_backlog+0x103/0x670 [ 2601.715922][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2601.715922][ T73] net_rx_action+0x49f/0xc00 [ 2601.715922][ T73] __do_softirq+0x1f8/0x5df [ 2601.715922][ T73] [ 2611.963192][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2611.963652][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2611.963652][ T73] dst_init+0x84/0x4a0 [ 2611.963652][ T73] dst_alloc+0x97/0x150 [ 2611.963652][ T73] rt_dst_alloc+0x31/0x3b0 [ 2611.963652][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2611.963652][ T73] ip_route_input_noref+0xe6/0x230 [ 2611.963652][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2611.963652][ T73] ip_rcv+0x16b/0x470 [ 2611.963652][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2611.963652][ T73] process_backlog+0x103/0x670 [ 2611.963652][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2611.963652][ T73] net_rx_action+0x49f/0xc00 [ 2611.963652][ T73] __do_softirq+0x1f8/0x5df [ 2611.963652][ T73] [ 2622.211301][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2622.211782][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2622.211782][ T73] dst_init+0x84/0x4a0 [ 2622.211782][ T73] dst_alloc+0x97/0x150 [ 2622.211782][ T73] rt_dst_alloc+0x31/0x3b0 [ 2622.211782][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2622.211782][ T73] ip_route_input_noref+0xe6/0x230 [ 2622.211782][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2622.211782][ T73] ip_rcv+0x16b/0x470 [ 2622.211782][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2622.211782][ T73] process_backlog+0x103/0x670 [ 2622.211782][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2622.211782][ T73] net_rx_action+0x49f/0xc00 [ 2622.211782][ T73] __do_softirq+0x1f8/0x5df [ 2622.211782][ T73] [ 2632.459212][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2632.459658][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2632.459658][ T73] dst_init+0x84/0x4a0 [ 2632.459658][ T73] dst_alloc+0x97/0x150 [ 2632.459658][ T73] rt_dst_alloc+0x31/0x3b0 [ 2632.459658][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2632.459658][ T73] ip_route_input_noref+0xe6/0x230 [ 2632.459658][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2632.459658][ T73] ip_rcv+0x16b/0x470 [ 2632.459658][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2632.459658][ T73] process_backlog+0x103/0x670 [ 2632.459658][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2632.459658][ T73] net_rx_action+0x49f/0xc00 [ 2632.459658][ T73] __do_softirq+0x1f8/0x5df [ 2632.459658][ T73] [ 2642.707193][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2642.707653][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2642.707653][ T73] dst_init+0x84/0x4a0 [ 2642.707653][ T73] dst_alloc+0x97/0x150 [ 2642.707653][ T73] rt_dst_alloc+0x31/0x3b0 [ 2642.707653][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2642.707653][ T73] ip_route_input_noref+0xe6/0x230 [ 2642.707653][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2642.707653][ T73] ip_rcv+0x16b/0x470 [ 2642.707653][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2642.707653][ T73] process_backlog+0x103/0x670 [ 2642.707653][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2642.707653][ T73] net_rx_action+0x49f/0xc00 [ 2642.707653][ T73] __do_softirq+0x1f8/0x5df [ 2642.707653][ T73] [ 2652.955260][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2652.955682][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2652.955682][ T73] dst_init+0x84/0x4a0 [ 2652.955682][ T73] dst_alloc+0x97/0x150 [ 2652.955682][ T73] rt_dst_alloc+0x31/0x3b0 [ 2652.955682][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2652.955682][ T73] ip_route_input_noref+0xe6/0x230 [ 2652.955682][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2652.955682][ T73] ip_rcv+0x16b/0x470 [ 2652.955682][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2652.955682][ T73] process_backlog+0x103/0x670 [ 2652.955682][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2652.955682][ T73] net_rx_action+0x49f/0xc00 [ 2652.955682][ T73] __do_softirq+0x1f8/0x5df [ 2652.955682][ T73] [ 2663.203363][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2663.204089][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2663.204089][ T73] dst_init+0x84/0x4a0 [ 2663.204089][ T73] dst_alloc+0x97/0x150 [ 2663.204089][ T73] rt_dst_alloc+0x31/0x3b0 [ 2663.204089][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2663.204089][ T73] ip_route_input_noref+0xe6/0x230 [ 2663.204089][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2663.204089][ T73] ip_rcv+0x16b/0x470 [ 2663.204089][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2663.204089][ T73] process_backlog+0x103/0x670 [ 2663.204089][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2663.204089][ T73] net_rx_action+0x49f/0xc00 [ 2663.204089][ T73] __do_softirq+0x1f8/0x5df [ 2663.204089][ T73] [ 2673.451261][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2673.451791][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2673.451791][ T73] dst_init+0x84/0x4a0 [ 2673.451791][ T73] dst_alloc+0x97/0x150 [ 2673.451791][ T73] rt_dst_alloc+0x31/0x3b0 [ 2673.451791][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2673.451791][ T73] ip_route_input_noref+0xe6/0x230 [ 2673.451791][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2673.451791][ T73] ip_rcv+0x16b/0x470 [ 2673.451791][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2673.451791][ T73] process_backlog+0x103/0x670 [ 2673.451791][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2673.451791][ T73] net_rx_action+0x49f/0xc00 [ 2673.451791][ T73] __do_softirq+0x1f8/0x5df [ 2673.451791][ T73] [ 2683.699289][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2683.699695][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2683.699695][ T73] dst_init+0x84/0x4a0 [ 2683.699695][ T73] dst_alloc+0x97/0x150 [ 2683.699695][ T73] rt_dst_alloc+0x31/0x3b0 [ 2683.699695][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2683.699695][ T73] ip_route_input_noref+0xe6/0x230 [ 2683.699695][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2683.699695][ T73] ip_rcv+0x16b/0x470 [ 2683.699695][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2683.699695][ T73] process_backlog+0x103/0x670 [ 2683.699695][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2683.699695][ T73] net_rx_action+0x49f/0xc00 [ 2683.699695][ T73] __do_softirq+0x1f8/0x5df [ 2683.699695][ T73] [ 2693.947292][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2693.948500][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2693.948500][ T73] dst_init+0x84/0x4a0 [ 2693.948500][ T73] dst_alloc+0x97/0x150 [ 2693.948500][ T73] rt_dst_alloc+0x31/0x3b0 [ 2693.948500][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2693.948500][ T73] ip_route_input_noref+0xe6/0x230 [ 2693.948500][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2693.948500][ T73] ip_rcv+0x16b/0x470 [ 2693.948500][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2693.948500][ T73] process_backlog+0x103/0x670 [ 2693.948500][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2693.948500][ T73] net_rx_action+0x49f/0xc00 [ 2693.948500][ T73] __do_softirq+0x1f8/0x5df [ 2693.948500][ T73] [ 2704.195376][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2704.195780][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2704.195780][ T73] dst_init+0x84/0x4a0 [ 2704.195780][ T73] dst_alloc+0x97/0x150 [ 2704.195780][ T73] rt_dst_alloc+0x31/0x3b0 [ 2704.195780][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2704.195780][ T73] ip_route_input_noref+0xe6/0x230 [ 2704.195780][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2704.195780][ T73] ip_rcv+0x16b/0x470 [ 2704.195780][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2704.195780][ T73] process_backlog+0x103/0x670 [ 2704.195780][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2704.195780][ T73] net_rx_action+0x49f/0xc00 [ 2704.195780][ T73] __do_softirq+0x1f8/0x5df [ 2704.195780][ T73] [ 2704.683253][ T43] INFO: task modprobe:16067 blocked for more than 860 seconds. [ 2704.683594][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 2704.683735][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2704.683943][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 2704.684250][ T43] Call Trace: [ 2704.684370][ T43] [ 2704.684482][ T43] __schedule+0x6e2/0x1a20 [ 2704.684626][ T43] ? __pfx___schedule+0x10/0x10 [ 2704.684773][ T43] ? schedule+0x1a5/0x210 [ 2704.684872][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2704.685018][ T43] ? schedule+0x1a5/0x210 [ 2704.685136][ T43] schedule+0xdf/0x210 [ 2704.685246][ T43] schedule_preempt_disabled+0x15/0x30 [ 2704.685380][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 2704.685511][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2704.685688][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2704.685841][ T43] ? lock_acquire+0x32/0xc0 [ 2704.685971][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2704.686112][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2704.686269][ T43] ? lock_acquire+0x32/0xc0 [ 2704.686402][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2704.686585][ T43] down_write+0x1c9/0x200 [ 2704.686692][ T43] ? __pfx_down_write+0x10/0x10 [ 2704.686839][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 2704.686968][ T43] ? __pfx___lock_release+0x10/0x10 [ 2704.687119][ T43] register_netdevice_notifier+0x22/0x230 [ 2704.687254][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 2704.687503][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 2704.687689][ T43] do_one_initcall+0x8d/0x1e0 [ 2704.687827][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 2704.687953][ T43] ? __create_object+0x5e/0xb0 [ 2704.688113][ T43] ? trace_kmalloc+0x2a/0xe0 [ 2704.688246][ T43] ? kasan_unpoison+0x27/0x60 [ 2704.688371][ T43] ? __asan_register_globals+0x5d/0x80 [ 2704.688499][ T43] do_init_module+0x233/0x750 [ 2704.688637][ T43] init_module_from_file+0xd2/0x130 [ 2704.688762][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 2704.688929][ T43] ? __lock_release+0x103/0x460 [ 2704.689056][ T43] ? idempotent_init_module+0x32a/0x620 [ 2704.689206][ T43] ? idempotent_init_module+0x32a/0x620 [ 2704.689332][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 2704.689459][ T43] idempotent_init_module+0x342/0x620 [ 2704.689587][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 2704.689763][ T43] __x64_sys_finit_module+0xbe/0x130 [ 2704.689898][ T43] do_syscall_64+0xc3/0x1d0 [ 2704.690035][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2704.690202][ T43] RIP: 0033:0x7f438cd85e5d [ 2704.690337][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2704.690522][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 2704.690708][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 2704.690893][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 2704.691095][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 2704.691290][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 2704.691495][ T43] [ 2704.691590][ T43] [ 2704.691590][ T43] Showing all locks held in the system: [ 2704.691770][ T43] 1 lock held by khungtaskd/43: [ 2704.691892][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 2704.692151][ T43] 3 locks held by kworker/u16:1/73: [ 2704.692277][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 2704.692530][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 2704.692750][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 2704.692985][ T43] 1 lock held by modprobe/16067: [ 2704.693128][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 2704.693404][ T43] [ 2704.693468][ T43] ============================================= [ 2704.693468][ T43] [ 2714.443215][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2714.443720][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2714.443720][ T73] dst_init+0x84/0x4a0 [ 2714.443720][ T73] dst_alloc+0x97/0x150 [ 2714.443720][ T73] rt_dst_alloc+0x31/0x3b0 [ 2714.443720][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2714.443720][ T73] ip_route_input_noref+0xe6/0x230 [ 2714.443720][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2714.443720][ T73] ip_rcv+0x16b/0x470 [ 2714.443720][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2714.443720][ T73] process_backlog+0x103/0x670 [ 2714.443720][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2714.443720][ T73] net_rx_action+0x49f/0xc00 [ 2714.443720][ T73] __do_softirq+0x1f8/0x5df [ 2714.443720][ T73] [ 2724.691232][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2724.691651][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2724.691651][ T73] dst_init+0x84/0x4a0 [ 2724.691651][ T73] dst_alloc+0x97/0x150 [ 2724.691651][ T73] rt_dst_alloc+0x31/0x3b0 [ 2724.691651][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2724.691651][ T73] ip_route_input_noref+0xe6/0x230 [ 2724.691651][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2724.691651][ T73] ip_rcv+0x16b/0x470 [ 2724.691651][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2724.691651][ T73] process_backlog+0x103/0x670 [ 2724.691651][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2724.691651][ T73] net_rx_action+0x49f/0xc00 [ 2724.691651][ T73] __do_softirq+0x1f8/0x5df [ 2724.691651][ T73] [ 2734.939199][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2734.939646][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2734.939646][ T73] dst_init+0x84/0x4a0 [ 2734.939646][ T73] dst_alloc+0x97/0x150 [ 2734.939646][ T73] rt_dst_alloc+0x31/0x3b0 [ 2734.939646][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2734.939646][ T73] ip_route_input_noref+0xe6/0x230 [ 2734.939646][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2734.939646][ T73] ip_rcv+0x16b/0x470 [ 2734.939646][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2734.939646][ T73] process_backlog+0x103/0x670 [ 2734.939646][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2734.939646][ T73] net_rx_action+0x49f/0xc00 [ 2734.939646][ T73] __do_softirq+0x1f8/0x5df [ 2734.939646][ T73] [ 2745.187288][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2745.187745][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2745.187745][ T73] dst_init+0x84/0x4a0 [ 2745.187745][ T73] dst_alloc+0x97/0x150 [ 2745.187745][ T73] rt_dst_alloc+0x31/0x3b0 [ 2745.187745][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2745.187745][ T73] ip_route_input_noref+0xe6/0x230 [ 2745.187745][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2745.187745][ T73] ip_rcv+0x16b/0x470 [ 2745.187745][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2745.187745][ T73] process_backlog+0x103/0x670 [ 2745.187745][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2745.187745][ T73] net_rx_action+0x49f/0xc00 [ 2745.187745][ T73] __do_softirq+0x1f8/0x5df [ 2745.187745][ T73] [ 2755.435278][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2755.435763][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2755.435763][ T73] dst_init+0x84/0x4a0 [ 2755.435763][ T73] dst_alloc+0x97/0x150 [ 2755.435763][ T73] rt_dst_alloc+0x31/0x3b0 [ 2755.435763][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2755.435763][ T73] ip_route_input_noref+0xe6/0x230 [ 2755.435763][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2755.435763][ T73] ip_rcv+0x16b/0x470 [ 2755.435763][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2755.435763][ T73] process_backlog+0x103/0x670 [ 2755.435763][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2755.435763][ T73] net_rx_action+0x49f/0xc00 [ 2755.435763][ T73] __do_softirq+0x1f8/0x5df [ 2755.435763][ T73] [ 2765.683227][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2765.683637][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2765.683637][ T73] dst_init+0x84/0x4a0 [ 2765.683637][ T73] dst_alloc+0x97/0x150 [ 2765.683637][ T73] rt_dst_alloc+0x31/0x3b0 [ 2765.683637][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2765.683637][ T73] ip_route_input_noref+0xe6/0x230 [ 2765.683637][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2765.683637][ T73] ip_rcv+0x16b/0x470 [ 2765.683637][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2765.683637][ T73] process_backlog+0x103/0x670 [ 2765.683637][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2765.683637][ T73] net_rx_action+0x49f/0xc00 [ 2765.683637][ T73] __do_softirq+0x1f8/0x5df [ 2765.683637][ T73] [ 2775.931190][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2775.931624][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2775.931624][ T73] dst_init+0x84/0x4a0 [ 2775.931624][ T73] dst_alloc+0x97/0x150 [ 2775.931624][ T73] rt_dst_alloc+0x31/0x3b0 [ 2775.931624][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2775.931624][ T73] ip_route_input_noref+0xe6/0x230 [ 2775.931624][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2775.931624][ T73] ip_rcv+0x16b/0x470 [ 2775.931624][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2775.931624][ T73] process_backlog+0x103/0x670 [ 2775.931624][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2775.931624][ T73] net_rx_action+0x49f/0xc00 [ 2775.931624][ T73] __do_softirq+0x1f8/0x5df [ 2775.931624][ T73] [ 2786.179298][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2786.179964][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2786.179964][ T73] dst_init+0x84/0x4a0 [ 2786.179964][ T73] dst_alloc+0x97/0x150 [ 2786.179964][ T73] rt_dst_alloc+0x31/0x3b0 [ 2786.179964][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2786.179964][ T73] ip_route_input_noref+0xe6/0x230 [ 2786.179964][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2786.179964][ T73] ip_rcv+0x16b/0x470 [ 2786.179964][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2786.179964][ T73] process_backlog+0x103/0x670 [ 2786.179964][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2786.179964][ T73] net_rx_action+0x49f/0xc00 [ 2786.179964][ T73] __do_softirq+0x1f8/0x5df [ 2786.179964][ T73] [ 2796.427230][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2796.427648][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2796.427648][ T73] dst_init+0x84/0x4a0 [ 2796.427648][ T73] dst_alloc+0x97/0x150 [ 2796.427648][ T73] rt_dst_alloc+0x31/0x3b0 [ 2796.427648][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2796.427648][ T73] ip_route_input_noref+0xe6/0x230 [ 2796.427648][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2796.427648][ T73] ip_rcv+0x16b/0x470 [ 2796.427648][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2796.427648][ T73] process_backlog+0x103/0x670 [ 2796.427648][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2796.427648][ T73] net_rx_action+0x49f/0xc00 [ 2796.427648][ T73] __do_softirq+0x1f8/0x5df [ 2796.427648][ T73] [ 2806.675228][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2806.675649][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2806.675649][ T73] dst_init+0x84/0x4a0 [ 2806.675649][ T73] dst_alloc+0x97/0x150 [ 2806.675649][ T73] rt_dst_alloc+0x31/0x3b0 [ 2806.675649][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2806.675649][ T73] ip_route_input_noref+0xe6/0x230 [ 2806.675649][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2806.675649][ T73] ip_rcv+0x16b/0x470 [ 2806.675649][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2806.675649][ T73] process_backlog+0x103/0x670 [ 2806.675649][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2806.675649][ T73] net_rx_action+0x49f/0xc00 [ 2806.675649][ T73] __do_softirq+0x1f8/0x5df [ 2806.675649][ T73] [ 2816.923205][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2816.923720][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2816.923720][ T73] dst_init+0x84/0x4a0 [ 2816.923720][ T73] dst_alloc+0x97/0x150 [ 2816.923720][ T73] rt_dst_alloc+0x31/0x3b0 [ 2816.923720][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2816.923720][ T73] ip_route_input_noref+0xe6/0x230 [ 2816.923720][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2816.923720][ T73] ip_rcv+0x16b/0x470 [ 2816.923720][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2816.923720][ T73] process_backlog+0x103/0x670 [ 2816.923720][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2816.923720][ T73] net_rx_action+0x49f/0xc00 [ 2816.923720][ T73] __do_softirq+0x1f8/0x5df [ 2816.923720][ T73] [ 2827.171205][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2827.171618][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2827.171618][ T73] dst_init+0x84/0x4a0 [ 2827.171618][ T73] dst_alloc+0x97/0x150 [ 2827.171618][ T73] rt_dst_alloc+0x31/0x3b0 [ 2827.171618][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2827.171618][ T73] ip_route_input_noref+0xe6/0x230 [ 2827.171618][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2827.171618][ T73] ip_rcv+0x16b/0x470 [ 2827.171618][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2827.171618][ T73] process_backlog+0x103/0x670 [ 2827.171618][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2827.171618][ T73] net_rx_action+0x49f/0xc00 [ 2827.171618][ T73] __do_softirq+0x1f8/0x5df [ 2827.171618][ T73] [ 2827.563322][ T43] INFO: task modprobe:16067 blocked for more than 983 seconds. [ 2827.563656][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 2827.563800][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2827.564018][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 2827.564314][ T43] Call Trace: [ 2827.564415][ T43] [ 2827.564491][ T43] __schedule+0x6e2/0x1a20 [ 2827.564636][ T43] ? __pfx___schedule+0x10/0x10 [ 2827.564762][ T43] ? schedule+0x1a5/0x210 [ 2827.564878][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2827.565021][ T43] ? schedule+0x1a5/0x210 [ 2827.565147][ T43] schedule+0xdf/0x210 [ 2827.565247][ T43] schedule_preempt_disabled+0x15/0x30 [ 2827.565373][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 2827.565503][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2827.565743][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2827.565904][ T43] ? lock_acquire+0x32/0xc0 [ 2827.566031][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2827.566180][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2827.566337][ T43] ? lock_acquire+0x32/0xc0 [ 2827.566467][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2827.566630][ T43] down_write+0x1c9/0x200 [ 2827.566739][ T43] ? __pfx_down_write+0x10/0x10 [ 2827.566868][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 2827.566997][ T43] ? __pfx___lock_release+0x10/0x10 [ 2827.567178][ T43] register_netdevice_notifier+0x22/0x230 [ 2827.567306][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 2827.567510][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 2827.567673][ T43] do_one_initcall+0x8d/0x1e0 [ 2827.567804][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 2827.567931][ T43] ? __create_object+0x5e/0xb0 [ 2827.568068][ T43] ? trace_kmalloc+0x2a/0xe0 [ 2827.568210][ T43] ? kasan_unpoison+0x27/0x60 [ 2827.568341][ T43] ? __asan_register_globals+0x5d/0x80 [ 2827.568483][ T43] do_init_module+0x233/0x750 [ 2827.568622][ T43] init_module_from_file+0xd2/0x130 [ 2827.568748][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 2827.568907][ T43] ? __lock_release+0x103/0x460 [ 2827.569031][ T43] ? idempotent_init_module+0x32a/0x620 [ 2827.569201][ T43] ? idempotent_init_module+0x32a/0x620 [ 2827.569341][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 2827.569470][ T43] idempotent_init_module+0x342/0x620 [ 2827.569597][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 2827.569774][ T43] __x64_sys_finit_module+0xbe/0x130 [ 2827.569902][ T43] do_syscall_64+0xc3/0x1d0 [ 2827.570031][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2827.570199][ T43] RIP: 0033:0x7f438cd85e5d [ 2827.570351][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2827.570545][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 2827.570726][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 2827.570916][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 2827.571117][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 2827.571337][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 2827.571539][ T43] [ 2827.571636][ T43] [ 2827.571636][ T43] Showing all locks held in the system: [ 2827.571826][ T43] 1 lock held by khungtaskd/43: [ 2827.571948][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 2827.572195][ T43] 3 locks held by kworker/u16:1/73: [ 2827.572319][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 2827.572579][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 2827.572799][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 2827.573030][ T43] 1 lock held by modprobe/16067: [ 2827.573172][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 2827.573454][ T43] [ 2827.573519][ T43] ============================================= [ 2827.573519][ T43] [ 2837.419255][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2837.419696][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2837.419696][ T73] dst_init+0x84/0x4a0 [ 2837.419696][ T73] dst_alloc+0x97/0x150 [ 2837.419696][ T73] rt_dst_alloc+0x31/0x3b0 [ 2837.419696][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2837.419696][ T73] ip_route_input_noref+0xe6/0x230 [ 2837.419696][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2837.419696][ T73] ip_rcv+0x16b/0x470 [ 2837.419696][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2837.419696][ T73] process_backlog+0x103/0x670 [ 2837.419696][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2837.419696][ T73] net_rx_action+0x49f/0xc00 [ 2837.419696][ T73] __do_softirq+0x1f8/0x5df [ 2837.419696][ T73] [ 2847.667282][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2847.667757][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2847.667757][ T73] dst_init+0x84/0x4a0 [ 2847.667757][ T73] dst_alloc+0x97/0x150 [ 2847.667757][ T73] rt_dst_alloc+0x31/0x3b0 [ 2847.667757][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2847.667757][ T73] ip_route_input_noref+0xe6/0x230 [ 2847.667757][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2847.667757][ T73] ip_rcv+0x16b/0x470 [ 2847.667757][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2847.667757][ T73] process_backlog+0x103/0x670 [ 2847.667757][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2847.667757][ T73] net_rx_action+0x49f/0xc00 [ 2847.667757][ T73] __do_softirq+0x1f8/0x5df [ 2847.667757][ T73] [ 2857.915239][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2857.915700][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2857.915700][ T73] dst_init+0x84/0x4a0 [ 2857.915700][ T73] dst_alloc+0x97/0x150 [ 2857.915700][ T73] rt_dst_alloc+0x31/0x3b0 [ 2857.915700][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2857.915700][ T73] ip_route_input_noref+0xe6/0x230 [ 2857.915700][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2857.915700][ T73] ip_rcv+0x16b/0x470 [ 2857.915700][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2857.915700][ T73] process_backlog+0x103/0x670 [ 2857.915700][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2857.915700][ T73] net_rx_action+0x49f/0xc00 [ 2857.915700][ T73] __do_softirq+0x1f8/0x5df [ 2857.915700][ T73] [ 2868.163269][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2868.163853][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2868.163853][ T73] dst_init+0x84/0x4a0 [ 2868.163853][ T73] dst_alloc+0x97/0x150 [ 2868.163853][ T73] rt_dst_alloc+0x31/0x3b0 [ 2868.163853][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2868.163853][ T73] ip_route_input_noref+0xe6/0x230 [ 2868.163853][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2868.163853][ T73] ip_rcv+0x16b/0x470 [ 2868.163853][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2868.163853][ T73] process_backlog+0x103/0x670 [ 2868.163853][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2868.163853][ T73] net_rx_action+0x49f/0xc00 [ 2868.163853][ T73] __do_softirq+0x1f8/0x5df [ 2868.163853][ T73] [ 2878.411207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2878.411604][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2878.411604][ T73] dst_init+0x84/0x4a0 [ 2878.411604][ T73] dst_alloc+0x97/0x150 [ 2878.411604][ T73] rt_dst_alloc+0x31/0x3b0 [ 2878.411604][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2878.411604][ T73] ip_route_input_noref+0xe6/0x230 [ 2878.411604][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2878.411604][ T73] ip_rcv+0x16b/0x470 [ 2878.411604][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2878.411604][ T73] process_backlog+0x103/0x670 [ 2878.411604][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2878.411604][ T73] net_rx_action+0x49f/0xc00 [ 2878.411604][ T73] __do_softirq+0x1f8/0x5df [ 2878.411604][ T73] [ 2888.659237][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2888.659628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2888.659628][ T73] dst_init+0x84/0x4a0 [ 2888.659628][ T73] dst_alloc+0x97/0x150 [ 2888.659628][ T73] rt_dst_alloc+0x31/0x3b0 [ 2888.659628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2888.659628][ T73] ip_route_input_noref+0xe6/0x230 [ 2888.659628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2888.659628][ T73] ip_rcv+0x16b/0x470 [ 2888.659628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2888.659628][ T73] process_backlog+0x103/0x670 [ 2888.659628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2888.659628][ T73] net_rx_action+0x49f/0xc00 [ 2888.659628][ T73] __do_softirq+0x1f8/0x5df [ 2888.659628][ T73] [ 2898.907268][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2898.907775][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2898.907775][ T73] dst_init+0x84/0x4a0 [ 2898.907775][ T73] dst_alloc+0x97/0x150 [ 2898.907775][ T73] rt_dst_alloc+0x31/0x3b0 [ 2898.907775][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2898.907775][ T73] ip_route_input_noref+0xe6/0x230 [ 2898.907775][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2898.907775][ T73] ip_rcv+0x16b/0x470 [ 2898.907775][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2898.907775][ T73] process_backlog+0x103/0x670 [ 2898.907775][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2898.907775][ T73] net_rx_action+0x49f/0xc00 [ 2898.907775][ T73] __do_softirq+0x1f8/0x5df [ 2898.907775][ T73] [ 2909.155335][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2909.155939][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2909.155939][ T73] dst_init+0x84/0x4a0 [ 2909.155939][ T73] dst_alloc+0x97/0x150 [ 2909.155939][ T73] rt_dst_alloc+0x31/0x3b0 [ 2909.155939][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2909.155939][ T73] ip_route_input_noref+0xe6/0x230 [ 2909.155939][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2909.155939][ T73] ip_rcv+0x16b/0x470 [ 2909.155939][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2909.155939][ T73] process_backlog+0x103/0x670 [ 2909.155939][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2909.155939][ T73] net_rx_action+0x49f/0xc00 [ 2909.155939][ T73] __do_softirq+0x1f8/0x5df [ 2909.155939][ T73] [ 2919.403376][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2919.403951][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2919.403951][ T73] dst_init+0x84/0x4a0 [ 2919.403951][ T73] dst_alloc+0x97/0x150 [ 2919.403951][ T73] rt_dst_alloc+0x31/0x3b0 [ 2919.403951][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2919.403951][ T73] ip_route_input_noref+0xe6/0x230 [ 2919.403951][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2919.403951][ T73] ip_rcv+0x16b/0x470 [ 2919.403951][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2919.403951][ T73] process_backlog+0x103/0x670 [ 2919.403951][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2919.403951][ T73] net_rx_action+0x49f/0xc00 [ 2919.403951][ T73] __do_softirq+0x1f8/0x5df [ 2919.403951][ T73] [ 2929.651287][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2929.651774][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2929.651774][ T73] dst_init+0x84/0x4a0 [ 2929.651774][ T73] dst_alloc+0x97/0x150 [ 2929.651774][ T73] rt_dst_alloc+0x31/0x3b0 [ 2929.651774][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2929.651774][ T73] ip_route_input_noref+0xe6/0x230 [ 2929.651774][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2929.651774][ T73] ip_rcv+0x16b/0x470 [ 2929.651774][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2929.651774][ T73] process_backlog+0x103/0x670 [ 2929.651774][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2929.651774][ T73] net_rx_action+0x49f/0xc00 [ 2929.651774][ T73] __do_softirq+0x1f8/0x5df [ 2929.651774][ T73] [ 2939.899214][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2939.899686][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2939.899686][ T73] dst_init+0x84/0x4a0 [ 2939.899686][ T73] dst_alloc+0x97/0x150 [ 2939.899686][ T73] rt_dst_alloc+0x31/0x3b0 [ 2939.899686][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2939.899686][ T73] ip_route_input_noref+0xe6/0x230 [ 2939.899686][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2939.899686][ T73] ip_rcv+0x16b/0x470 [ 2939.899686][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2939.899686][ T73] process_backlog+0x103/0x670 [ 2939.899686][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2939.899686][ T73] net_rx_action+0x49f/0xc00 [ 2939.899686][ T73] __do_softirq+0x1f8/0x5df [ 2939.899686][ T73] [ 2950.147185][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2950.147651][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2950.147651][ T73] dst_init+0x84/0x4a0 [ 2950.147651][ T73] dst_alloc+0x97/0x150 [ 2950.147651][ T73] rt_dst_alloc+0x31/0x3b0 [ 2950.147651][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2950.147651][ T73] ip_route_input_noref+0xe6/0x230 [ 2950.147651][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2950.147651][ T73] ip_rcv+0x16b/0x470 [ 2950.147651][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2950.147651][ T73] process_backlog+0x103/0x670 [ 2950.147651][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2950.147651][ T73] net_rx_action+0x49f/0xc00 [ 2950.147651][ T73] __do_softirq+0x1f8/0x5df [ 2950.147651][ T73] [ 2950.443198][ T43] INFO: task modprobe:16067 blocked for more than 1105 seconds. [ 2950.443570][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 2950.443726][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2950.444027][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 2950.444366][ T43] Call Trace: [ 2950.444488][ T43] [ 2950.444576][ T43] __schedule+0x6e2/0x1a20 [ 2950.444756][ T43] ? __pfx___schedule+0x10/0x10 [ 2950.444923][ T43] ? schedule+0x1a5/0x210 [ 2950.445043][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2950.445231][ T43] ? schedule+0x1a5/0x210 [ 2950.445358][ T43] schedule+0xdf/0x210 [ 2950.445477][ T43] schedule_preempt_disabled+0x15/0x30 [ 2950.445629][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 2950.445792][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2950.445990][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 2950.446193][ T43] ? lock_acquire+0x32/0xc0 [ 2950.446345][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2950.446503][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2950.446714][ T43] ? lock_acquire+0x32/0xc0 [ 2950.446896][ T43] ? register_netdevice_notifier+0x22/0x230 [ 2950.447112][ T43] down_write+0x1c9/0x200 [ 2950.447232][ T43] ? __pfx_down_write+0x10/0x10 [ 2950.447398][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 2950.447555][ T43] ? __pfx___lock_release+0x10/0x10 [ 2950.447713][ T43] register_netdevice_notifier+0x22/0x230 [ 2950.447876][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 2950.448150][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 2950.448347][ T43] do_one_initcall+0x8d/0x1e0 [ 2950.448505][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 2950.448660][ T43] ? __create_object+0x5e/0xb0 [ 2950.448819][ T43] ? trace_kmalloc+0x2a/0xe0 [ 2950.448980][ T43] ? kasan_unpoison+0x27/0x60 [ 2950.449146][ T43] ? __asan_register_globals+0x5d/0x80 [ 2950.449312][ T43] do_init_module+0x233/0x750 [ 2950.449499][ T43] init_module_from_file+0xd2/0x130 [ 2950.449657][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 2950.449848][ T43] ? __lock_release+0x103/0x460 [ 2950.450010][ T43] ? idempotent_init_module+0x32a/0x620 [ 2950.450188][ T43] ? idempotent_init_module+0x32a/0x620 [ 2950.450340][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 2950.450514][ T43] idempotent_init_module+0x342/0x620 [ 2950.450675][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 2950.450908][ T43] __x64_sys_finit_module+0xbe/0x130 [ 2950.451071][ T43] do_syscall_64+0xc3/0x1d0 [ 2950.451246][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2950.451438][ T43] RIP: 0033:0x7f438cd85e5d [ 2950.451601][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2950.451840][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 2950.452125][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 2950.452356][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 2950.452580][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 2950.452805][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 2950.453058][ T43] [ 2950.453188][ T43] [ 2950.453188][ T43] Showing all locks held in the system: [ 2950.453413][ T43] 1 lock held by khungtaskd/43: [ 2950.453565][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 2950.453845][ T43] 3 locks held by kworker/u16:1/73: [ 2950.453997][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 2950.454330][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 2950.454601][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 2950.454898][ T43] 1 lock held by modprobe/16067: [ 2950.455055][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 2950.455378][ T43] [ 2950.455460][ T43] ============================================= [ 2950.455460][ T43] [ 2960.395241][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2960.395963][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2960.395963][ T73] dst_init+0x84/0x4a0 [ 2960.395963][ T73] dst_alloc+0x97/0x150 [ 2960.395963][ T73] rt_dst_alloc+0x31/0x3b0 [ 2960.395963][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2960.395963][ T73] ip_route_input_noref+0xe6/0x230 [ 2960.395963][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2960.395963][ T73] ip_rcv+0x16b/0x470 [ 2960.395963][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2960.395963][ T73] process_backlog+0x103/0x670 [ 2960.395963][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2960.395963][ T73] net_rx_action+0x49f/0xc00 [ 2960.395963][ T73] __do_softirq+0x1f8/0x5df [ 2960.395963][ T73] [ 2970.643267][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2970.643692][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2970.643692][ T73] dst_init+0x84/0x4a0 [ 2970.643692][ T73] dst_alloc+0x97/0x150 [ 2970.643692][ T73] rt_dst_alloc+0x31/0x3b0 [ 2970.643692][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2970.643692][ T73] ip_route_input_noref+0xe6/0x230 [ 2970.643692][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2970.643692][ T73] ip_rcv+0x16b/0x470 [ 2970.643692][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2970.643692][ T73] process_backlog+0x103/0x670 [ 2970.643692][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2970.643692][ T73] net_rx_action+0x49f/0xc00 [ 2970.643692][ T73] __do_softirq+0x1f8/0x5df [ 2970.643692][ T73] [ 2980.891288][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2980.891745][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2980.891745][ T73] dst_init+0x84/0x4a0 [ 2980.891745][ T73] dst_alloc+0x97/0x150 [ 2980.891745][ T73] rt_dst_alloc+0x31/0x3b0 [ 2980.891745][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2980.891745][ T73] ip_route_input_noref+0xe6/0x230 [ 2980.891745][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2980.891745][ T73] ip_rcv+0x16b/0x470 [ 2980.891745][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2980.891745][ T73] process_backlog+0x103/0x670 [ 2980.891745][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2980.891745][ T73] net_rx_action+0x49f/0xc00 [ 2980.891745][ T73] __do_softirq+0x1f8/0x5df [ 2980.891745][ T73] [ 2991.139235][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 2991.139697][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 2991.139697][ T73] dst_init+0x84/0x4a0 [ 2991.139697][ T73] dst_alloc+0x97/0x150 [ 2991.139697][ T73] rt_dst_alloc+0x31/0x3b0 [ 2991.139697][ T73] ip_route_input_slow+0xe44/0x1d70 [ 2991.139697][ T73] ip_route_input_noref+0xe6/0x230 [ 2991.139697][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 2991.139697][ T73] ip_rcv+0x16b/0x470 [ 2991.139697][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 2991.139697][ T73] process_backlog+0x103/0x670 [ 2991.139697][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 2991.139697][ T73] net_rx_action+0x49f/0xc00 [ 2991.139697][ T73] __do_softirq+0x1f8/0x5df [ 2991.139697][ T73] [ 3001.387249][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3001.387870][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3001.387870][ T73] dst_init+0x84/0x4a0 [ 3001.387870][ T73] dst_alloc+0x97/0x150 [ 3001.387870][ T73] rt_dst_alloc+0x31/0x3b0 [ 3001.387870][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3001.387870][ T73] ip_route_input_noref+0xe6/0x230 [ 3001.387870][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3001.387870][ T73] ip_rcv+0x16b/0x470 [ 3001.387870][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3001.387870][ T73] process_backlog+0x103/0x670 [ 3001.387870][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3001.387870][ T73] net_rx_action+0x49f/0xc00 [ 3001.387870][ T73] __do_softirq+0x1f8/0x5df [ 3001.387870][ T73] [ 3011.635209][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3011.635786][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3011.635786][ T73] dst_init+0x84/0x4a0 [ 3011.635786][ T73] dst_alloc+0x97/0x150 [ 3011.635786][ T73] rt_dst_alloc+0x31/0x3b0 [ 3011.635786][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3011.635786][ T73] ip_route_input_noref+0xe6/0x230 [ 3011.635786][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3011.635786][ T73] ip_rcv+0x16b/0x470 [ 3011.635786][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3011.635786][ T73] process_backlog+0x103/0x670 [ 3011.635786][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3011.635786][ T73] net_rx_action+0x49f/0xc00 [ 3011.635786][ T73] __do_softirq+0x1f8/0x5df [ 3011.635786][ T73] [ 3021.883174][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3021.883608][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3021.883608][ T73] dst_init+0x84/0x4a0 [ 3021.883608][ T73] dst_alloc+0x97/0x150 [ 3021.883608][ T73] rt_dst_alloc+0x31/0x3b0 [ 3021.883608][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3021.883608][ T73] ip_route_input_noref+0xe6/0x230 [ 3021.883608][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3021.883608][ T73] ip_rcv+0x16b/0x470 [ 3021.883608][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3021.883608][ T73] process_backlog+0x103/0x670 [ 3021.883608][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3021.883608][ T73] net_rx_action+0x49f/0xc00 [ 3021.883608][ T73] __do_softirq+0x1f8/0x5df [ 3021.883608][ T73] [ 3032.131224][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3032.131776][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3032.131776][ T73] dst_init+0x84/0x4a0 [ 3032.131776][ T73] dst_alloc+0x97/0x150 [ 3032.131776][ T73] rt_dst_alloc+0x31/0x3b0 [ 3032.131776][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3032.131776][ T73] ip_route_input_noref+0xe6/0x230 [ 3032.131776][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3032.131776][ T73] ip_rcv+0x16b/0x470 [ 3032.131776][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3032.131776][ T73] process_backlog+0x103/0x670 [ 3032.131776][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3032.131776][ T73] net_rx_action+0x49f/0xc00 [ 3032.131776][ T73] __do_softirq+0x1f8/0x5df [ 3032.131776][ T73] [ 3042.379199][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3042.379623][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3042.379623][ T73] dst_init+0x84/0x4a0 [ 3042.379623][ T73] dst_alloc+0x97/0x150 [ 3042.379623][ T73] rt_dst_alloc+0x31/0x3b0 [ 3042.379623][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3042.379623][ T73] ip_route_input_noref+0xe6/0x230 [ 3042.379623][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3042.379623][ T73] ip_rcv+0x16b/0x470 [ 3042.379623][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3042.379623][ T73] process_backlog+0x103/0x670 [ 3042.379623][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3042.379623][ T73] net_rx_action+0x49f/0xc00 [ 3042.379623][ T73] __do_softirq+0x1f8/0x5df [ 3042.379623][ T73] [ 3052.627226][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3052.627771][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3052.627771][ T73] dst_init+0x84/0x4a0 [ 3052.627771][ T73] dst_alloc+0x97/0x150 [ 3052.627771][ T73] rt_dst_alloc+0x31/0x3b0 [ 3052.627771][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3052.627771][ T73] ip_route_input_noref+0xe6/0x230 [ 3052.627771][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3052.627771][ T73] ip_rcv+0x16b/0x470 [ 3052.627771][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3052.627771][ T73] process_backlog+0x103/0x670 [ 3052.627771][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3052.627771][ T73] net_rx_action+0x49f/0xc00 [ 3052.627771][ T73] __do_softirq+0x1f8/0x5df [ 3052.627771][ T73] [ 3062.875246][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3062.875662][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3062.875662][ T73] dst_init+0x84/0x4a0 [ 3062.875662][ T73] dst_alloc+0x97/0x150 [ 3062.875662][ T73] rt_dst_alloc+0x31/0x3b0 [ 3062.875662][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3062.875662][ T73] ip_route_input_noref+0xe6/0x230 [ 3062.875662][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3062.875662][ T73] ip_rcv+0x16b/0x470 [ 3062.875662][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3062.875662][ T73] process_backlog+0x103/0x670 [ 3062.875662][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3062.875662][ T73] net_rx_action+0x49f/0xc00 [ 3062.875662][ T73] __do_softirq+0x1f8/0x5df [ 3062.875662][ T73] [ 3073.123241][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3073.123797][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3073.123797][ T73] dst_init+0x84/0x4a0 [ 3073.123797][ T73] dst_alloc+0x97/0x150 [ 3073.123797][ T73] rt_dst_alloc+0x31/0x3b0 [ 3073.123797][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3073.123797][ T73] ip_route_input_noref+0xe6/0x230 [ 3073.123797][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3073.123797][ T73] ip_rcv+0x16b/0x470 [ 3073.123797][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3073.123797][ T73] process_backlog+0x103/0x670 [ 3073.123797][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3073.123797][ T73] net_rx_action+0x49f/0xc00 [ 3073.123797][ T73] __do_softirq+0x1f8/0x5df [ 3073.123797][ T73] [ 3073.323282][ T43] INFO: task modprobe:16067 blocked for more than 1228 seconds. [ 3073.323666][ T43] Not tainted 6.9.0-rc6-virtme #1 [ 3073.323789][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 3073.323990][ T43] task:modprobe state:D stack:25872 pid:16067 tgid:16067 ppid:16032 flags:0x00004002 [ 3073.324302][ T43] Call Trace: [ 3073.324400][ T43] [ 3073.324476][ T43] __schedule+0x6e2/0x1a20 [ 3073.324614][ T43] ? __pfx___schedule+0x10/0x10 [ 3073.324750][ T43] ? schedule+0x1a5/0x210 [ 3073.324849][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 3073.324984][ T43] ? schedule+0x1a5/0x210 [ 3073.325112][ T43] schedule+0xdf/0x210 [ 3073.325212][ T43] schedule_preempt_disabled+0x15/0x30 [ 3073.325338][ T43] rwsem_down_write_slowpath+0x3af/0xab0 [ 3073.325479][ T43] ? register_netdevice_notifier+0x22/0x230 [ 3073.325640][ T43] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 3073.325793][ T43] ? lock_acquire+0x32/0xc0 [ 3073.325931][ T43] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 3073.326069][ T43] ? register_netdevice_notifier+0x22/0x230 [ 3073.326239][ T43] ? lock_acquire+0x32/0xc0 [ 3073.326363][ T43] ? register_netdevice_notifier+0x22/0x230 [ 3073.326529][ T43] down_write+0x1c9/0x200 [ 3073.326626][ T43] ? __pfx_down_write+0x10/0x10 [ 3073.326762][ T43] ? __pfx_netdev_run_todo+0x10/0x10 [ 3073.326890][ T43] ? __pfx___lock_release+0x10/0x10 [ 3073.327020][ T43] register_netdevice_notifier+0x22/0x230 [ 3073.327157][ T43] ? __pfx_udp_tunnel_nic_init_module+0x10/0x10 [udp_tunnel] [ 3073.327358][ T43] udp_tunnel_nic_init_module+0x71/0xff0 [udp_tunnel] [ 3073.327535][ T43] do_one_initcall+0x8d/0x1e0 [ 3073.327663][ T43] ? __pfx_do_one_initcall+0x10/0x10 [ 3073.327790][ T43] ? __create_object+0x5e/0xb0 [ 3073.327923][ T43] ? trace_kmalloc+0x2a/0xe0 [ 3073.328050][ T43] ? kasan_unpoison+0x27/0x60 [ 3073.328211][ T43] ? __asan_register_globals+0x5d/0x80 [ 3073.328343][ T43] do_init_module+0x233/0x750 [ 3073.328490][ T43] init_module_from_file+0xd2/0x130 [ 3073.328631][ T43] ? __pfx_init_module_from_file+0x10/0x10 [ 3073.328785][ T43] ? __lock_release+0x103/0x460 [ 3073.328909][ T43] ? idempotent_init_module+0x32a/0x620 [ 3073.329055][ T43] ? idempotent_init_module+0x32a/0x620 [ 3073.329193][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 3073.329326][ T43] idempotent_init_module+0x342/0x620 [ 3073.329454][ T43] ? __pfx_idempotent_init_module+0x10/0x10 [ 3073.329632][ T43] __x64_sys_finit_module+0xbe/0x130 [ 3073.329774][ T43] do_syscall_64+0xc3/0x1d0 [ 3073.329907][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 3073.330066][ T43] RIP: 0033:0x7f438cd85e5d [ 3073.330212][ T43] RSP: 002b:00007ffefbeeb718 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 3073.330400][ T43] RAX: ffffffffffffffda RBX: 0000557edc88e000 RCX: 00007f438cd85e5d [ 3073.330584][ T43] RDX: 0000000000000000 RSI: 0000557ea263ea2a RDI: 0000000000000005 [ 3073.330776][ T43] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000557edc88e300 [ 3073.330962][ T43] R10: 0000000000000005 R11: 0000000000000246 R12: 0000557ea263ea2a [ 3073.331156][ T43] R13: 0000557edc88dfb0 R14: 0000557edc88e760 R15: 0000000000000000 [ 3073.331358][ T43] [ 3073.331454][ T43] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 3073.331664][ T43] [ 3073.331664][ T43] Showing all locks held in the system: [ 3073.331850][ T43] 1 lock held by khungtaskd/43: [ 3073.331973][ T43] #0: ffffffff91952fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x70/0x3a0 [ 3073.332229][ T43] 3 locks held by kworker/u16:1/73: [ 3073.332351][ T43] #0: ffff8880018fa948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 3073.332611][ T43] #1: ffffc900004efda0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 3073.332835][ T43] #2: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbc/0xa20 [ 3073.333066][ T43] 1 lock held by modprobe/16067: [ 3073.333210][ T43] #0: ffffffff921884d0 (pernet_ops_rwsem){++++}-{3:3}, at: register_netdevice_notifier+0x22/0x230 [ 3073.333491][ T43] [ 3073.333560][ T43] ============================================= [ 3073.333560][ T43] [ 3083.371298][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3083.371784][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3083.371784][ T73] dst_init+0x84/0x4a0 [ 3083.371784][ T73] dst_alloc+0x97/0x150 [ 3083.371784][ T73] rt_dst_alloc+0x31/0x3b0 [ 3083.371784][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3083.371784][ T73] ip_route_input_noref+0xe6/0x230 [ 3083.371784][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3083.371784][ T73] ip_rcv+0x16b/0x470 [ 3083.371784][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3083.371784][ T73] process_backlog+0x103/0x670 [ 3083.371784][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3083.371784][ T73] net_rx_action+0x49f/0xc00 [ 3083.371784][ T73] __do_softirq+0x1f8/0x5df [ 3083.371784][ T73] [ 3093.619235][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3093.619657][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3093.619657][ T73] dst_init+0x84/0x4a0 [ 3093.619657][ T73] dst_alloc+0x97/0x150 [ 3093.619657][ T73] rt_dst_alloc+0x31/0x3b0 [ 3093.619657][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3093.619657][ T73] ip_route_input_noref+0xe6/0x230 [ 3093.619657][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3093.619657][ T73] ip_rcv+0x16b/0x470 [ 3093.619657][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3093.619657][ T73] process_backlog+0x103/0x670 [ 3093.619657][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3093.619657][ T73] net_rx_action+0x49f/0xc00 [ 3093.619657][ T73] __do_softirq+0x1f8/0x5df [ 3093.619657][ T73] [ 3103.867201][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3103.867629][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3103.867629][ T73] dst_init+0x84/0x4a0 [ 3103.867629][ T73] dst_alloc+0x97/0x150 [ 3103.867629][ T73] rt_dst_alloc+0x31/0x3b0 [ 3103.867629][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3103.867629][ T73] ip_route_input_noref+0xe6/0x230 [ 3103.867629][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3103.867629][ T73] ip_rcv+0x16b/0x470 [ 3103.867629][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3103.867629][ T73] process_backlog+0x103/0x670 [ 3103.867629][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3103.867629][ T73] net_rx_action+0x49f/0xc00 [ 3103.867629][ T73] __do_softirq+0x1f8/0x5df [ 3103.867629][ T73] [ 3114.115259][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3114.115808][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3114.115808][ T73] dst_init+0x84/0x4a0 [ 3114.115808][ T73] dst_alloc+0x97/0x150 [ 3114.115808][ T73] rt_dst_alloc+0x31/0x3b0 [ 3114.115808][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3114.115808][ T73] ip_route_input_noref+0xe6/0x230 [ 3114.115808][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3114.115808][ T73] ip_rcv+0x16b/0x470 [ 3114.115808][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3114.115808][ T73] process_backlog+0x103/0x670 [ 3114.115808][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3114.115808][ T73] net_rx_action+0x49f/0xc00 [ 3114.115808][ T73] __do_softirq+0x1f8/0x5df [ 3114.115808][ T73] [ 3124.363222][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3124.363812][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3124.363812][ T73] dst_init+0x84/0x4a0 [ 3124.363812][ T73] dst_alloc+0x97/0x150 [ 3124.363812][ T73] rt_dst_alloc+0x31/0x3b0 [ 3124.363812][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3124.363812][ T73] ip_route_input_noref+0xe6/0x230 [ 3124.363812][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3124.363812][ T73] ip_rcv+0x16b/0x470 [ 3124.363812][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3124.363812][ T73] process_backlog+0x103/0x670 [ 3124.363812][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3124.363812][ T73] net_rx_action+0x49f/0xc00 [ 3124.363812][ T73] __do_softirq+0x1f8/0x5df [ 3124.363812][ T73] [ 3134.611215][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3134.611815][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3134.611815][ T73] dst_init+0x84/0x4a0 [ 3134.611815][ T73] dst_alloc+0x97/0x150 [ 3134.611815][ T73] rt_dst_alloc+0x31/0x3b0 [ 3134.611815][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3134.611815][ T73] ip_route_input_noref+0xe6/0x230 [ 3134.611815][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3134.611815][ T73] ip_rcv+0x16b/0x470 [ 3134.611815][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3134.611815][ T73] process_backlog+0x103/0x670 [ 3134.611815][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3134.611815][ T73] net_rx_action+0x49f/0xc00 [ 3134.611815][ T73] __do_softirq+0x1f8/0x5df [ 3134.611815][ T73] [ 3144.859235][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3144.859819][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3144.859819][ T73] dst_init+0x84/0x4a0 [ 3144.859819][ T73] dst_alloc+0x97/0x150 [ 3144.859819][ T73] rt_dst_alloc+0x31/0x3b0 [ 3144.859819][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3144.859819][ T73] ip_route_input_noref+0xe6/0x230 [ 3144.859819][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3144.859819][ T73] ip_rcv+0x16b/0x470 [ 3144.859819][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3144.859819][ T73] process_backlog+0x103/0x670 [ 3144.859819][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3144.859819][ T73] net_rx_action+0x49f/0xc00 [ 3144.859819][ T73] __do_softirq+0x1f8/0x5df [ 3144.859819][ T73] [ 3155.107253][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3155.107877][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3155.107877][ T73] dst_init+0x84/0x4a0 [ 3155.107877][ T73] dst_alloc+0x97/0x150 [ 3155.107877][ T73] rt_dst_alloc+0x31/0x3b0 [ 3155.107877][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3155.107877][ T73] ip_route_input_noref+0xe6/0x230 [ 3155.107877][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3155.107877][ T73] ip_rcv+0x16b/0x470 [ 3155.107877][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3155.107877][ T73] process_backlog+0x103/0x670 [ 3155.107877][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3155.107877][ T73] net_rx_action+0x49f/0xc00 [ 3155.107877][ T73] __do_softirq+0x1f8/0x5df [ 3155.107877][ T73] [ 3165.355313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3165.356008][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3165.356008][ T73] dst_init+0x84/0x4a0 [ 3165.356008][ T73] dst_alloc+0x97/0x150 [ 3165.356008][ T73] rt_dst_alloc+0x31/0x3b0 [ 3165.356008][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3165.356008][ T73] ip_route_input_noref+0xe6/0x230 [ 3165.356008][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3165.356008][ T73] ip_rcv+0x16b/0x470 [ 3165.356008][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3165.356008][ T73] process_backlog+0x103/0x670 [ 3165.356008][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3165.356008][ T73] net_rx_action+0x49f/0xc00 [ 3165.356008][ T73] __do_softirq+0x1f8/0x5df [ 3165.356008][ T73] [ 3175.603288][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3175.603875][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3175.603875][ T73] dst_init+0x84/0x4a0 [ 3175.603875][ T73] dst_alloc+0x97/0x150 [ 3175.603875][ T73] rt_dst_alloc+0x31/0x3b0 [ 3175.603875][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3175.603875][ T73] ip_route_input_noref+0xe6/0x230 [ 3175.603875][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3175.603875][ T73] ip_rcv+0x16b/0x470 [ 3175.603875][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3175.603875][ T73] process_backlog+0x103/0x670 [ 3175.603875][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3175.603875][ T73] net_rx_action+0x49f/0xc00 [ 3175.603875][ T73] __do_softirq+0x1f8/0x5df [ 3175.603875][ T73] [ 3185.851237][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3185.851813][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3185.851813][ T73] dst_init+0x84/0x4a0 [ 3185.851813][ T73] dst_alloc+0x97/0x150 [ 3185.851813][ T73] rt_dst_alloc+0x31/0x3b0 [ 3185.851813][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3185.851813][ T73] ip_route_input_noref+0xe6/0x230 [ 3185.851813][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3185.851813][ T73] ip_rcv+0x16b/0x470 [ 3185.851813][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3185.851813][ T73] process_backlog+0x103/0x670 [ 3185.851813][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3185.851813][ T73] net_rx_action+0x49f/0xc00 [ 3185.851813][ T73] __do_softirq+0x1f8/0x5df [ 3185.851813][ T73] [ 3196.099233][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3196.099744][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3196.099744][ T73] dst_init+0x84/0x4a0 [ 3196.099744][ T73] dst_alloc+0x97/0x150 [ 3196.099744][ T73] rt_dst_alloc+0x31/0x3b0 [ 3196.099744][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3196.099744][ T73] ip_route_input_noref+0xe6/0x230 [ 3196.099744][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3196.099744][ T73] ip_rcv+0x16b/0x470 [ 3196.099744][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3196.099744][ T73] process_backlog+0x103/0x670 [ 3196.099744][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3196.099744][ T73] net_rx_action+0x49f/0xc00 [ 3196.099744][ T73] __do_softirq+0x1f8/0x5df [ 3196.099744][ T73] [ 3206.347230][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3206.347811][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3206.347811][ T73] dst_init+0x84/0x4a0 [ 3206.347811][ T73] dst_alloc+0x97/0x150 [ 3206.347811][ T73] rt_dst_alloc+0x31/0x3b0 [ 3206.347811][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3206.347811][ T73] ip_route_input_noref+0xe6/0x230 [ 3206.347811][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3206.347811][ T73] ip_rcv+0x16b/0x470 [ 3206.347811][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3206.347811][ T73] process_backlog+0x103/0x670 [ 3206.347811][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3206.347811][ T73] net_rx_action+0x49f/0xc00 [ 3206.347811][ T73] __do_softirq+0x1f8/0x5df [ 3206.347811][ T73] [ 3216.595207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3216.595745][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3216.595745][ T73] dst_init+0x84/0x4a0 [ 3216.595745][ T73] dst_alloc+0x97/0x150 [ 3216.595745][ T73] rt_dst_alloc+0x31/0x3b0 [ 3216.595745][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3216.595745][ T73] ip_route_input_noref+0xe6/0x230 [ 3216.595745][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3216.595745][ T73] ip_rcv+0x16b/0x470 [ 3216.595745][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3216.595745][ T73] process_backlog+0x103/0x670 [ 3216.595745][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3216.595745][ T73] net_rx_action+0x49f/0xc00 [ 3216.595745][ T73] __do_softirq+0x1f8/0x5df [ 3216.595745][ T73] [ 3226.843212][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3226.843761][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3226.843761][ T73] dst_init+0x84/0x4a0 [ 3226.843761][ T73] dst_alloc+0x97/0x150 [ 3226.843761][ T73] rt_dst_alloc+0x31/0x3b0 [ 3226.843761][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3226.843761][ T73] ip_route_input_noref+0xe6/0x230 [ 3226.843761][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3226.843761][ T73] ip_rcv+0x16b/0x470 [ 3226.843761][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3226.843761][ T73] process_backlog+0x103/0x670 [ 3226.843761][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3226.843761][ T73] net_rx_action+0x49f/0xc00 [ 3226.843761][ T73] __do_softirq+0x1f8/0x5df [ 3226.843761][ T73] [ 3237.091217][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3237.091811][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3237.091811][ T73] dst_init+0x84/0x4a0 [ 3237.091811][ T73] dst_alloc+0x97/0x150 [ 3237.091811][ T73] rt_dst_alloc+0x31/0x3b0 [ 3237.091811][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3237.091811][ T73] ip_route_input_noref+0xe6/0x230 [ 3237.091811][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3237.091811][ T73] ip_rcv+0x16b/0x470 [ 3237.091811][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3237.091811][ T73] process_backlog+0x103/0x670 [ 3237.091811][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3237.091811][ T73] net_rx_action+0x49f/0xc00 [ 3237.091811][ T73] __do_softirq+0x1f8/0x5df [ 3237.091811][ T73] [ 3247.339205][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3247.339628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3247.339628][ T73] dst_init+0x84/0x4a0 [ 3247.339628][ T73] dst_alloc+0x97/0x150 [ 3247.339628][ T73] rt_dst_alloc+0x31/0x3b0 [ 3247.339628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3247.339628][ T73] ip_route_input_noref+0xe6/0x230 [ 3247.339628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3247.339628][ T73] ip_rcv+0x16b/0x470 [ 3247.339628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3247.339628][ T73] process_backlog+0x103/0x670 [ 3247.339628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3247.339628][ T73] net_rx_action+0x49f/0xc00 [ 3247.339628][ T73] __do_softirq+0x1f8/0x5df [ 3247.339628][ T73] [ 3257.587190][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3257.587591][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3257.587591][ T73] dst_init+0x84/0x4a0 [ 3257.587591][ T73] dst_alloc+0x97/0x150 [ 3257.587591][ T73] rt_dst_alloc+0x31/0x3b0 [ 3257.587591][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3257.587591][ T73] ip_route_input_noref+0xe6/0x230 [ 3257.587591][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3257.587591][ T73] ip_rcv+0x16b/0x470 [ 3257.587591][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3257.587591][ T73] process_backlog+0x103/0x670 [ 3257.587591][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3257.587591][ T73] net_rx_action+0x49f/0xc00 [ 3257.587591][ T73] __do_softirq+0x1f8/0x5df [ 3257.587591][ T73] [ 3267.835317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3267.835685][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3267.835685][ T73] dst_init+0x84/0x4a0 [ 3267.835685][ T73] dst_alloc+0x97/0x150 [ 3267.835685][ T73] rt_dst_alloc+0x31/0x3b0 [ 3267.835685][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3267.835685][ T73] ip_route_input_noref+0xe6/0x230 [ 3267.835685][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3267.835685][ T73] ip_rcv+0x16b/0x470 [ 3267.835685][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3267.835685][ T73] process_backlog+0x103/0x670 [ 3267.835685][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3267.835685][ T73] net_rx_action+0x49f/0xc00 [ 3267.835685][ T73] __do_softirq+0x1f8/0x5df [ 3267.835685][ T73] [ 3278.083230][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3278.083650][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3278.083650][ T73] dst_init+0x84/0x4a0 [ 3278.083650][ T73] dst_alloc+0x97/0x150 [ 3278.083650][ T73] rt_dst_alloc+0x31/0x3b0 [ 3278.083650][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3278.083650][ T73] ip_route_input_noref+0xe6/0x230 [ 3278.083650][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3278.083650][ T73] ip_rcv+0x16b/0x470 [ 3278.083650][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3278.083650][ T73] process_backlog+0x103/0x670 [ 3278.083650][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3278.083650][ T73] net_rx_action+0x49f/0xc00 [ 3278.083650][ T73] __do_softirq+0x1f8/0x5df [ 3278.083650][ T73] [ 3288.331198][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3288.331783][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3288.331783][ T73] dst_init+0x84/0x4a0 [ 3288.331783][ T73] dst_alloc+0x97/0x150 [ 3288.331783][ T73] rt_dst_alloc+0x31/0x3b0 [ 3288.331783][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3288.331783][ T73] ip_route_input_noref+0xe6/0x230 [ 3288.331783][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3288.331783][ T73] ip_rcv+0x16b/0x470 [ 3288.331783][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3288.331783][ T73] process_backlog+0x103/0x670 [ 3288.331783][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3288.331783][ T73] net_rx_action+0x49f/0xc00 [ 3288.331783][ T73] __do_softirq+0x1f8/0x5df [ 3288.331783][ T73] [ 3298.579294][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3298.579971][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3298.579971][ T73] dst_init+0x84/0x4a0 [ 3298.579971][ T73] dst_alloc+0x97/0x150 [ 3298.579971][ T73] rt_dst_alloc+0x31/0x3b0 [ 3298.579971][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3298.579971][ T73] ip_route_input_noref+0xe6/0x230 [ 3298.579971][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3298.579971][ T73] ip_rcv+0x16b/0x470 [ 3298.579971][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3298.579971][ T73] process_backlog+0x103/0x670 [ 3298.579971][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3298.579971][ T73] net_rx_action+0x49f/0xc00 [ 3298.579971][ T73] __do_softirq+0x1f8/0x5df [ 3298.579971][ T73] [ 3308.827348][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3308.827936][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3308.827936][ T73] dst_init+0x84/0x4a0 [ 3308.827936][ T73] dst_alloc+0x97/0x150 [ 3308.827936][ T73] rt_dst_alloc+0x31/0x3b0 [ 3308.827936][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3308.827936][ T73] ip_route_input_noref+0xe6/0x230 [ 3308.827936][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3308.827936][ T73] ip_rcv+0x16b/0x470 [ 3308.827936][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3308.827936][ T73] process_backlog+0x103/0x670 [ 3308.827936][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3308.827936][ T73] net_rx_action+0x49f/0xc00 [ 3308.827936][ T73] __do_softirq+0x1f8/0x5df [ 3308.827936][ T73] [ 3319.075356][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3319.075937][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3319.075937][ T73] dst_init+0x84/0x4a0 [ 3319.075937][ T73] dst_alloc+0x97/0x150 [ 3319.075937][ T73] rt_dst_alloc+0x31/0x3b0 [ 3319.075937][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3319.075937][ T73] ip_route_input_noref+0xe6/0x230 [ 3319.075937][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3319.075937][ T73] ip_rcv+0x16b/0x470 [ 3319.075937][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3319.075937][ T73] process_backlog+0x103/0x670 [ 3319.075937][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3319.075937][ T73] net_rx_action+0x49f/0xc00 [ 3319.075937][ T73] __do_softirq+0x1f8/0x5df [ 3319.075937][ T73] [ 3329.323295][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3329.323771][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3329.323771][ T73] dst_init+0x84/0x4a0 [ 3329.323771][ T73] dst_alloc+0x97/0x150 [ 3329.323771][ T73] rt_dst_alloc+0x31/0x3b0 [ 3329.323771][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3329.323771][ T73] ip_route_input_noref+0xe6/0x230 [ 3329.323771][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3329.323771][ T73] ip_rcv+0x16b/0x470 [ 3329.323771][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3329.323771][ T73] process_backlog+0x103/0x670 [ 3329.323771][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3329.323771][ T73] net_rx_action+0x49f/0xc00 [ 3329.323771][ T73] __do_softirq+0x1f8/0x5df [ 3329.323771][ T73] [ 3339.571362][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3339.571935][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3339.571935][ T73] dst_init+0x84/0x4a0 [ 3339.571935][ T73] dst_alloc+0x97/0x150 [ 3339.571935][ T73] rt_dst_alloc+0x31/0x3b0 [ 3339.571935][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3339.571935][ T73] ip_route_input_noref+0xe6/0x230 [ 3339.571935][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3339.571935][ T73] ip_rcv+0x16b/0x470 [ 3339.571935][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3339.571935][ T73] process_backlog+0x103/0x670 [ 3339.571935][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3339.571935][ T73] net_rx_action+0x49f/0xc00 [ 3339.571935][ T73] __do_softirq+0x1f8/0x5df [ 3339.571935][ T73] [ 3349.819294][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3349.819855][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3349.819855][ T73] dst_init+0x84/0x4a0 [ 3349.819855][ T73] dst_alloc+0x97/0x150 [ 3349.819855][ T73] rt_dst_alloc+0x31/0x3b0 [ 3349.819855][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3349.819855][ T73] ip_route_input_noref+0xe6/0x230 [ 3349.819855][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3349.819855][ T73] ip_rcv+0x16b/0x470 [ 3349.819855][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3349.819855][ T73] process_backlog+0x103/0x670 [ 3349.819855][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3349.819855][ T73] net_rx_action+0x49f/0xc00 [ 3349.819855][ T73] __do_softirq+0x1f8/0x5df [ 3349.819855][ T73] [ 3360.067265][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3360.067799][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3360.067799][ T73] dst_init+0x84/0x4a0 [ 3360.067799][ T73] dst_alloc+0x97/0x150 [ 3360.067799][ T73] rt_dst_alloc+0x31/0x3b0 [ 3360.067799][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3360.067799][ T73] ip_route_input_noref+0xe6/0x230 [ 3360.067799][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3360.067799][ T73] ip_rcv+0x16b/0x470 [ 3360.067799][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3360.067799][ T73] process_backlog+0x103/0x670 [ 3360.067799][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3360.067799][ T73] net_rx_action+0x49f/0xc00 [ 3360.067799][ T73] __do_softirq+0x1f8/0x5df [ 3360.067799][ T73] [ 3370.315344][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3370.315980][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3370.315980][ T73] dst_init+0x84/0x4a0 [ 3370.315980][ T73] dst_alloc+0x97/0x150 [ 3370.315980][ T73] rt_dst_alloc+0x31/0x3b0 [ 3370.315980][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3370.315980][ T73] ip_route_input_noref+0xe6/0x230 [ 3370.315980][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3370.315980][ T73] ip_rcv+0x16b/0x470 [ 3370.315980][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3370.315980][ T73] process_backlog+0x103/0x670 [ 3370.315980][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3370.315980][ T73] net_rx_action+0x49f/0xc00 [ 3370.315980][ T73] __do_softirq+0x1f8/0x5df [ 3370.315980][ T73] [ 3380.563222][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3380.563789][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3380.563789][ T73] dst_init+0x84/0x4a0 [ 3380.563789][ T73] dst_alloc+0x97/0x150 [ 3380.563789][ T73] rt_dst_alloc+0x31/0x3b0 [ 3380.563789][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3380.563789][ T73] ip_route_input_noref+0xe6/0x230 [ 3380.563789][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3380.563789][ T73] ip_rcv+0x16b/0x470 [ 3380.563789][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3380.563789][ T73] process_backlog+0x103/0x670 [ 3380.563789][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3380.563789][ T73] net_rx_action+0x49f/0xc00 [ 3380.563789][ T73] __do_softirq+0x1f8/0x5df [ 3380.563789][ T73] [ 3390.811357][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3390.811918][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3390.811918][ T73] dst_init+0x84/0x4a0 [ 3390.811918][ T73] dst_alloc+0x97/0x150 [ 3390.811918][ T73] rt_dst_alloc+0x31/0x3b0 [ 3390.811918][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3390.811918][ T73] ip_route_input_noref+0xe6/0x230 [ 3390.811918][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3390.811918][ T73] ip_rcv+0x16b/0x470 [ 3390.811918][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3390.811918][ T73] process_backlog+0x103/0x670 [ 3390.811918][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3390.811918][ T73] net_rx_action+0x49f/0xc00 [ 3390.811918][ T73] __do_softirq+0x1f8/0x5df [ 3390.811918][ T73] [ 3401.059271][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3401.059860][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3401.059860][ T73] dst_init+0x84/0x4a0 [ 3401.059860][ T73] dst_alloc+0x97/0x150 [ 3401.059860][ T73] rt_dst_alloc+0x31/0x3b0 [ 3401.059860][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3401.059860][ T73] ip_route_input_noref+0xe6/0x230 [ 3401.059860][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3401.059860][ T73] ip_rcv+0x16b/0x470 [ 3401.059860][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3401.059860][ T73] process_backlog+0x103/0x670 [ 3401.059860][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3401.059860][ T73] net_rx_action+0x49f/0xc00 [ 3401.059860][ T73] __do_softirq+0x1f8/0x5df [ 3401.059860][ T73] [ 3411.307268][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3411.307792][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3411.307792][ T73] dst_init+0x84/0x4a0 [ 3411.307792][ T73] dst_alloc+0x97/0x150 [ 3411.307792][ T73] rt_dst_alloc+0x31/0x3b0 [ 3411.307792][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3411.307792][ T73] ip_route_input_noref+0xe6/0x230 [ 3411.307792][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3411.307792][ T73] ip_rcv+0x16b/0x470 [ 3411.307792][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3411.307792][ T73] process_backlog+0x103/0x670 [ 3411.307792][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3411.307792][ T73] net_rx_action+0x49f/0xc00 [ 3411.307792][ T73] __do_softirq+0x1f8/0x5df [ 3411.307792][ T73] [ 3421.555233][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3421.555622][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3421.555622][ T73] dst_init+0x84/0x4a0 [ 3421.555622][ T73] dst_alloc+0x97/0x150 [ 3421.555622][ T73] rt_dst_alloc+0x31/0x3b0 [ 3421.555622][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3421.555622][ T73] ip_route_input_noref+0xe6/0x230 [ 3421.555622][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3421.555622][ T73] ip_rcv+0x16b/0x470 [ 3421.555622][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3421.555622][ T73] process_backlog+0x103/0x670 [ 3421.555622][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3421.555622][ T73] net_rx_action+0x49f/0xc00 [ 3421.555622][ T73] __do_softirq+0x1f8/0x5df [ 3421.555622][ T73] [ 3431.803422][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3431.804132][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3431.804132][ T73] dst_init+0x84/0x4a0 [ 3431.804132][ T73] dst_alloc+0x97/0x150 [ 3431.804132][ T73] rt_dst_alloc+0x31/0x3b0 [ 3431.804132][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3431.804132][ T73] ip_route_input_noref+0xe6/0x230 [ 3431.804132][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3431.804132][ T73] ip_rcv+0x16b/0x470 [ 3431.804132][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3431.804132][ T73] process_backlog+0x103/0x670 [ 3431.804132][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3431.804132][ T73] net_rx_action+0x49f/0xc00 [ 3431.804132][ T73] __do_softirq+0x1f8/0x5df [ 3431.804132][ T73] [ 3442.051335][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3442.051762][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3442.051762][ T73] dst_init+0x84/0x4a0 [ 3442.051762][ T73] dst_alloc+0x97/0x150 [ 3442.051762][ T73] rt_dst_alloc+0x31/0x3b0 [ 3442.051762][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3442.051762][ T73] ip_route_input_noref+0xe6/0x230 [ 3442.051762][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3442.051762][ T73] ip_rcv+0x16b/0x470 [ 3442.051762][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3442.051762][ T73] process_backlog+0x103/0x670 [ 3442.051762][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3442.051762][ T73] net_rx_action+0x49f/0xc00 [ 3442.051762][ T73] __do_softirq+0x1f8/0x5df [ 3442.051762][ T73] [ 3452.299305][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3452.299700][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3452.299700][ T73] dst_init+0x84/0x4a0 [ 3452.299700][ T73] dst_alloc+0x97/0x150 [ 3452.299700][ T73] rt_dst_alloc+0x31/0x3b0 [ 3452.299700][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3452.299700][ T73] ip_route_input_noref+0xe6/0x230 [ 3452.299700][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3452.299700][ T73] ip_rcv+0x16b/0x470 [ 3452.299700][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3452.299700][ T73] process_backlog+0x103/0x670 [ 3452.299700][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3452.299700][ T73] net_rx_action+0x49f/0xc00 [ 3452.299700][ T73] __do_softirq+0x1f8/0x5df [ 3452.299700][ T73] [ 3462.547220][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3462.547609][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3462.547609][ T73] dst_init+0x84/0x4a0 [ 3462.547609][ T73] dst_alloc+0x97/0x150 [ 3462.547609][ T73] rt_dst_alloc+0x31/0x3b0 [ 3462.547609][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3462.547609][ T73] ip_route_input_noref+0xe6/0x230 [ 3462.547609][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3462.547609][ T73] ip_rcv+0x16b/0x470 [ 3462.547609][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3462.547609][ T73] process_backlog+0x103/0x670 [ 3462.547609][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3462.547609][ T73] net_rx_action+0x49f/0xc00 [ 3462.547609][ T73] __do_softirq+0x1f8/0x5df [ 3462.547609][ T73] [ 3472.795336][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3472.796040][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3472.796040][ T73] dst_init+0x84/0x4a0 [ 3472.796040][ T73] dst_alloc+0x97/0x150 [ 3472.796040][ T73] rt_dst_alloc+0x31/0x3b0 [ 3472.796040][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3472.796040][ T73] ip_route_input_noref+0xe6/0x230 [ 3472.796040][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3472.796040][ T73] ip_rcv+0x16b/0x470 [ 3472.796040][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3472.796040][ T73] process_backlog+0x103/0x670 [ 3472.796040][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3472.796040][ T73] net_rx_action+0x49f/0xc00 [ 3472.796040][ T73] __do_softirq+0x1f8/0x5df [ 3472.796040][ T73] [ 3483.043444][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3483.044094][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3483.044094][ T73] dst_init+0x84/0x4a0 [ 3483.044094][ T73] dst_alloc+0x97/0x150 [ 3483.044094][ T73] rt_dst_alloc+0x31/0x3b0 [ 3483.044094][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3483.044094][ T73] ip_route_input_noref+0xe6/0x230 [ 3483.044094][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3483.044094][ T73] ip_rcv+0x16b/0x470 [ 3483.044094][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3483.044094][ T73] process_backlog+0x103/0x670 [ 3483.044094][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3483.044094][ T73] net_rx_action+0x49f/0xc00 [ 3483.044094][ T73] __do_softirq+0x1f8/0x5df [ 3483.044094][ T73] [ 3493.291360][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3493.291907][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3493.291907][ T73] dst_init+0x84/0x4a0 [ 3493.291907][ T73] dst_alloc+0x97/0x150 [ 3493.291907][ T73] rt_dst_alloc+0x31/0x3b0 [ 3493.291907][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3493.291907][ T73] ip_route_input_noref+0xe6/0x230 [ 3493.291907][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3493.291907][ T73] ip_rcv+0x16b/0x470 [ 3493.291907][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3493.291907][ T73] process_backlog+0x103/0x670 [ 3493.291907][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3493.291907][ T73] net_rx_action+0x49f/0xc00 [ 3493.291907][ T73] __do_softirq+0x1f8/0x5df [ 3493.291907][ T73] [ 3503.539289][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3503.539891][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3503.539891][ T73] dst_init+0x84/0x4a0 [ 3503.539891][ T73] dst_alloc+0x97/0x150 [ 3503.539891][ T73] rt_dst_alloc+0x31/0x3b0 [ 3503.539891][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3503.539891][ T73] ip_route_input_noref+0xe6/0x230 [ 3503.539891][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3503.539891][ T73] ip_rcv+0x16b/0x470 [ 3503.539891][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3503.539891][ T73] process_backlog+0x103/0x670 [ 3503.539891][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3503.539891][ T73] net_rx_action+0x49f/0xc00 [ 3503.539891][ T73] __do_softirq+0x1f8/0x5df [ 3503.539891][ T73] [ 3513.787271][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3513.787771][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3513.787771][ T73] dst_init+0x84/0x4a0 [ 3513.787771][ T73] dst_alloc+0x97/0x150 [ 3513.787771][ T73] rt_dst_alloc+0x31/0x3b0 [ 3513.787771][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3513.787771][ T73] ip_route_input_noref+0xe6/0x230 [ 3513.787771][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3513.787771][ T73] ip_rcv+0x16b/0x470 [ 3513.787771][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3513.787771][ T73] process_backlog+0x103/0x670 [ 3513.787771][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3513.787771][ T73] net_rx_action+0x49f/0xc00 [ 3513.787771][ T73] __do_softirq+0x1f8/0x5df [ 3513.787771][ T73] [ 3524.035328][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3524.035932][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3524.035932][ T73] dst_init+0x84/0x4a0 [ 3524.035932][ T73] dst_alloc+0x97/0x150 [ 3524.035932][ T73] rt_dst_alloc+0x31/0x3b0 [ 3524.035932][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3524.035932][ T73] ip_route_input_noref+0xe6/0x230 [ 3524.035932][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3524.035932][ T73] ip_rcv+0x16b/0x470 [ 3524.035932][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3524.035932][ T73] process_backlog+0x103/0x670 [ 3524.035932][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3524.035932][ T73] net_rx_action+0x49f/0xc00 [ 3524.035932][ T73] __do_softirq+0x1f8/0x5df [ 3524.035932][ T73] [ 3534.283199][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3534.283600][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3534.283600][ T73] dst_init+0x84/0x4a0 [ 3534.283600][ T73] dst_alloc+0x97/0x150 [ 3534.283600][ T73] rt_dst_alloc+0x31/0x3b0 [ 3534.283600][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3534.283600][ T73] ip_route_input_noref+0xe6/0x230 [ 3534.283600][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3534.283600][ T73] ip_rcv+0x16b/0x470 [ 3534.283600][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3534.283600][ T73] process_backlog+0x103/0x670 [ 3534.283600][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3534.283600][ T73] net_rx_action+0x49f/0xc00 [ 3534.283600][ T73] __do_softirq+0x1f8/0x5df [ 3534.283600][ T73] [ 3544.531213][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3544.531635][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3544.531635][ T73] dst_init+0x84/0x4a0 [ 3544.531635][ T73] dst_alloc+0x97/0x150 [ 3544.531635][ T73] rt_dst_alloc+0x31/0x3b0 [ 3544.531635][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3544.531635][ T73] ip_route_input_noref+0xe6/0x230 [ 3544.531635][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3544.531635][ T73] ip_rcv+0x16b/0x470 [ 3544.531635][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3544.531635][ T73] process_backlog+0x103/0x670 [ 3544.531635][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3544.531635][ T73] net_rx_action+0x49f/0xc00 [ 3544.531635][ T73] __do_softirq+0x1f8/0x5df [ 3544.531635][ T73] [ 3554.779318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3554.779875][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3554.779875][ T73] dst_init+0x84/0x4a0 [ 3554.779875][ T73] dst_alloc+0x97/0x150 [ 3554.779875][ T73] rt_dst_alloc+0x31/0x3b0 [ 3554.779875][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3554.779875][ T73] ip_route_input_noref+0xe6/0x230 [ 3554.779875][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3554.779875][ T73] ip_rcv+0x16b/0x470 [ 3554.779875][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3554.779875][ T73] process_backlog+0x103/0x670 [ 3554.779875][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3554.779875][ T73] net_rx_action+0x49f/0xc00 [ 3554.779875][ T73] __do_softirq+0x1f8/0x5df [ 3554.779875][ T73] [ 3565.027327][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3565.027837][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3565.027837][ T73] dst_init+0x84/0x4a0 [ 3565.027837][ T73] dst_alloc+0x97/0x150 [ 3565.027837][ T73] rt_dst_alloc+0x31/0x3b0 [ 3565.027837][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3565.027837][ T73] ip_route_input_noref+0xe6/0x230 [ 3565.027837][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3565.027837][ T73] ip_rcv+0x16b/0x470 [ 3565.027837][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3565.027837][ T73] process_backlog+0x103/0x670 [ 3565.027837][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3565.027837][ T73] net_rx_action+0x49f/0xc00 [ 3565.027837][ T73] __do_softirq+0x1f8/0x5df [ 3565.027837][ T73] [ 3575.275234][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3575.275687][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3575.275687][ T73] dst_init+0x84/0x4a0 [ 3575.275687][ T73] dst_alloc+0x97/0x150 [ 3575.275687][ T73] rt_dst_alloc+0x31/0x3b0 [ 3575.275687][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3575.275687][ T73] ip_route_input_noref+0xe6/0x230 [ 3575.275687][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3575.275687][ T73] ip_rcv+0x16b/0x470 [ 3575.275687][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3575.275687][ T73] process_backlog+0x103/0x670 [ 3575.275687][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3575.275687][ T73] net_rx_action+0x49f/0xc00 [ 3575.275687][ T73] __do_softirq+0x1f8/0x5df [ 3575.275687][ T73] [ 3585.523386][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3585.523914][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3585.523914][ T73] dst_init+0x84/0x4a0 [ 3585.523914][ T73] dst_alloc+0x97/0x150 [ 3585.523914][ T73] rt_dst_alloc+0x31/0x3b0 [ 3585.523914][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3585.523914][ T73] ip_route_input_noref+0xe6/0x230 [ 3585.523914][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3585.523914][ T73] ip_rcv+0x16b/0x470 [ 3585.523914][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3585.523914][ T73] process_backlog+0x103/0x670 [ 3585.523914][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3585.523914][ T73] net_rx_action+0x49f/0xc00 [ 3585.523914][ T73] __do_softirq+0x1f8/0x5df [ 3585.523914][ T73] [ 3595.771220][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3595.771626][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3595.771626][ T73] dst_init+0x84/0x4a0 [ 3595.771626][ T73] dst_alloc+0x97/0x150 [ 3595.771626][ T73] rt_dst_alloc+0x31/0x3b0 [ 3595.771626][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3595.771626][ T73] ip_route_input_noref+0xe6/0x230 [ 3595.771626][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3595.771626][ T73] ip_rcv+0x16b/0x470 [ 3595.771626][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3595.771626][ T73] process_backlog+0x103/0x670 [ 3595.771626][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3595.771626][ T73] net_rx_action+0x49f/0xc00 [ 3595.771626][ T73] __do_softirq+0x1f8/0x5df [ 3595.771626][ T73] [ 3606.019261][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3606.019946][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3606.019946][ T73] dst_init+0x84/0x4a0 [ 3606.019946][ T73] dst_alloc+0x97/0x150 [ 3606.019946][ T73] rt_dst_alloc+0x31/0x3b0 [ 3606.019946][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3606.019946][ T73] ip_route_input_noref+0xe6/0x230 [ 3606.019946][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3606.019946][ T73] ip_rcv+0x16b/0x470 [ 3606.019946][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3606.019946][ T73] process_backlog+0x103/0x670 [ 3606.019946][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3606.019946][ T73] net_rx_action+0x49f/0xc00 [ 3606.019946][ T73] __do_softirq+0x1f8/0x5df [ 3606.019946][ T73] [ 3616.267290][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3616.267739][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3616.267739][ T73] dst_init+0x84/0x4a0 [ 3616.267739][ T73] dst_alloc+0x97/0x150 [ 3616.267739][ T73] rt_dst_alloc+0x31/0x3b0 [ 3616.267739][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3616.267739][ T73] ip_route_input_noref+0xe6/0x230 [ 3616.267739][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3616.267739][ T73] ip_rcv+0x16b/0x470 [ 3616.267739][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3616.267739][ T73] process_backlog+0x103/0x670 [ 3616.267739][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3616.267739][ T73] net_rx_action+0x49f/0xc00 [ 3616.267739][ T73] __do_softirq+0x1f8/0x5df [ 3616.267739][ T73] [ 3626.515229][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3626.515651][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3626.515651][ T73] dst_init+0x84/0x4a0 [ 3626.515651][ T73] dst_alloc+0x97/0x150 [ 3626.515651][ T73] rt_dst_alloc+0x31/0x3b0 [ 3626.515651][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3626.515651][ T73] ip_route_input_noref+0xe6/0x230 [ 3626.515651][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3626.515651][ T73] ip_rcv+0x16b/0x470 [ 3626.515651][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3626.515651][ T73] process_backlog+0x103/0x670 [ 3626.515651][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3626.515651][ T73] net_rx_action+0x49f/0xc00 [ 3626.515651][ T73] __do_softirq+0x1f8/0x5df [ 3626.515651][ T73] [ 3636.763222][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3636.763721][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3636.763721][ T73] dst_init+0x84/0x4a0 [ 3636.763721][ T73] dst_alloc+0x97/0x150 [ 3636.763721][ T73] rt_dst_alloc+0x31/0x3b0 [ 3636.763721][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3636.763721][ T73] ip_route_input_noref+0xe6/0x230 [ 3636.763721][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3636.763721][ T73] ip_rcv+0x16b/0x470 [ 3636.763721][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3636.763721][ T73] process_backlog+0x103/0x670 [ 3636.763721][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3636.763721][ T73] net_rx_action+0x49f/0xc00 [ 3636.763721][ T73] __do_softirq+0x1f8/0x5df [ 3636.763721][ T73] [ 3647.011222][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3647.011676][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3647.011676][ T73] dst_init+0x84/0x4a0 [ 3647.011676][ T73] dst_alloc+0x97/0x150 [ 3647.011676][ T73] rt_dst_alloc+0x31/0x3b0 [ 3647.011676][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3647.011676][ T73] ip_route_input_noref+0xe6/0x230 [ 3647.011676][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3647.011676][ T73] ip_rcv+0x16b/0x470 [ 3647.011676][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3647.011676][ T73] process_backlog+0x103/0x670 [ 3647.011676][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3647.011676][ T73] net_rx_action+0x49f/0xc00 [ 3647.011676][ T73] __do_softirq+0x1f8/0x5df [ 3647.011676][ T73] [ 3657.259283][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3657.259740][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3657.259740][ T73] dst_init+0x84/0x4a0 [ 3657.259740][ T73] dst_alloc+0x97/0x150 [ 3657.259740][ T73] rt_dst_alloc+0x31/0x3b0 [ 3657.259740][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3657.259740][ T73] ip_route_input_noref+0xe6/0x230 [ 3657.259740][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3657.259740][ T73] ip_rcv+0x16b/0x470 [ 3657.259740][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3657.259740][ T73] process_backlog+0x103/0x670 [ 3657.259740][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3657.259740][ T73] net_rx_action+0x49f/0xc00 [ 3657.259740][ T73] __do_softirq+0x1f8/0x5df [ 3657.259740][ T73] [ 3667.507335][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3667.507798][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3667.507798][ T73] dst_init+0x84/0x4a0 [ 3667.507798][ T73] dst_alloc+0x97/0x150 [ 3667.507798][ T73] rt_dst_alloc+0x31/0x3b0 [ 3667.507798][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3667.507798][ T73] ip_route_input_noref+0xe6/0x230 [ 3667.507798][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3667.507798][ T73] ip_rcv+0x16b/0x470 [ 3667.507798][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3667.507798][ T73] process_backlog+0x103/0x670 [ 3667.507798][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3667.507798][ T73] net_rx_action+0x49f/0xc00 [ 3667.507798][ T73] __do_softirq+0x1f8/0x5df [ 3667.507798][ T73] [ 3677.755231][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3677.755631][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3677.755631][ T73] dst_init+0x84/0x4a0 [ 3677.755631][ T73] dst_alloc+0x97/0x150 [ 3677.755631][ T73] rt_dst_alloc+0x31/0x3b0 [ 3677.755631][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3677.755631][ T73] ip_route_input_noref+0xe6/0x230 [ 3677.755631][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3677.755631][ T73] ip_rcv+0x16b/0x470 [ 3677.755631][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3677.755631][ T73] process_backlog+0x103/0x670 [ 3677.755631][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3677.755631][ T73] net_rx_action+0x49f/0xc00 [ 3677.755631][ T73] __do_softirq+0x1f8/0x5df [ 3677.755631][ T73] [ 3688.003402][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3688.003805][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3688.003805][ T73] dst_init+0x84/0x4a0 [ 3688.003805][ T73] dst_alloc+0x97/0x150 [ 3688.003805][ T73] rt_dst_alloc+0x31/0x3b0 [ 3688.003805][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3688.003805][ T73] ip_route_input_noref+0xe6/0x230 [ 3688.003805][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3688.003805][ T73] ip_rcv+0x16b/0x470 [ 3688.003805][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3688.003805][ T73] process_backlog+0x103/0x670 [ 3688.003805][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3688.003805][ T73] net_rx_action+0x49f/0xc00 [ 3688.003805][ T73] __do_softirq+0x1f8/0x5df [ 3688.003805][ T73] [ 3698.251264][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3698.251850][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3698.251850][ T73] dst_init+0x84/0x4a0 [ 3698.251850][ T73] dst_alloc+0x97/0x150 [ 3698.251850][ T73] rt_dst_alloc+0x31/0x3b0 [ 3698.251850][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3698.251850][ T73] ip_route_input_noref+0xe6/0x230 [ 3698.251850][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3698.251850][ T73] ip_rcv+0x16b/0x470 [ 3698.251850][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3698.251850][ T73] process_backlog+0x103/0x670 [ 3698.251850][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3698.251850][ T73] net_rx_action+0x49f/0xc00 [ 3698.251850][ T73] __do_softirq+0x1f8/0x5df [ 3698.251850][ T73] [ 3708.499308][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3708.500010][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3708.500010][ T73] dst_init+0x84/0x4a0 [ 3708.500010][ T73] dst_alloc+0x97/0x150 [ 3708.500010][ T73] rt_dst_alloc+0x31/0x3b0 [ 3708.500010][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3708.500010][ T73] ip_route_input_noref+0xe6/0x230 [ 3708.500010][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3708.500010][ T73] ip_rcv+0x16b/0x470 [ 3708.500010][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3708.500010][ T73] process_backlog+0x103/0x670 [ 3708.500010][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3708.500010][ T73] net_rx_action+0x49f/0xc00 [ 3708.500010][ T73] __do_softirq+0x1f8/0x5df [ 3708.500010][ T73] [ 3718.747261][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3718.747843][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3718.747843][ T73] dst_init+0x84/0x4a0 [ 3718.747843][ T73] dst_alloc+0x97/0x150 [ 3718.747843][ T73] rt_dst_alloc+0x31/0x3b0 [ 3718.747843][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3718.747843][ T73] ip_route_input_noref+0xe6/0x230 [ 3718.747843][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3718.747843][ T73] ip_rcv+0x16b/0x470 [ 3718.747843][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3718.747843][ T73] process_backlog+0x103/0x670 [ 3718.747843][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3718.747843][ T73] net_rx_action+0x49f/0xc00 [ 3718.747843][ T73] __do_softirq+0x1f8/0x5df [ 3718.747843][ T73] [ 3728.995322][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3728.996054][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3728.996054][ T73] dst_init+0x84/0x4a0 [ 3728.996054][ T73] dst_alloc+0x97/0x150 [ 3728.996054][ T73] rt_dst_alloc+0x31/0x3b0 [ 3728.996054][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3728.996054][ T73] ip_route_input_noref+0xe6/0x230 [ 3728.996054][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3728.996054][ T73] ip_rcv+0x16b/0x470 [ 3728.996054][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3728.996054][ T73] process_backlog+0x103/0x670 [ 3728.996054][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3728.996054][ T73] net_rx_action+0x49f/0xc00 [ 3728.996054][ T73] __do_softirq+0x1f8/0x5df [ 3728.996054][ T73] [ 3739.243283][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3739.243877][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3739.243877][ T73] dst_init+0x84/0x4a0 [ 3739.243877][ T73] dst_alloc+0x97/0x150 [ 3739.243877][ T73] rt_dst_alloc+0x31/0x3b0 [ 3739.243877][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3739.243877][ T73] ip_route_input_noref+0xe6/0x230 [ 3739.243877][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3739.243877][ T73] ip_rcv+0x16b/0x470 [ 3739.243877][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3739.243877][ T73] process_backlog+0x103/0x670 [ 3739.243877][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3739.243877][ T73] net_rx_action+0x49f/0xc00 [ 3739.243877][ T73] __do_softirq+0x1f8/0x5df [ 3739.243877][ T73] [ 3749.491247][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3749.491809][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3749.491809][ T73] dst_init+0x84/0x4a0 [ 3749.491809][ T73] dst_alloc+0x97/0x150 [ 3749.491809][ T73] rt_dst_alloc+0x31/0x3b0 [ 3749.491809][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3749.491809][ T73] ip_route_input_noref+0xe6/0x230 [ 3749.491809][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3749.491809][ T73] ip_rcv+0x16b/0x470 [ 3749.491809][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3749.491809][ T73] process_backlog+0x103/0x670 [ 3749.491809][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3749.491809][ T73] net_rx_action+0x49f/0xc00 [ 3749.491809][ T73] __do_softirq+0x1f8/0x5df [ 3749.491809][ T73] [ 3759.739222][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3759.739649][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3759.739649][ T73] dst_init+0x84/0x4a0 [ 3759.739649][ T73] dst_alloc+0x97/0x150 [ 3759.739649][ T73] rt_dst_alloc+0x31/0x3b0 [ 3759.739649][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3759.739649][ T73] ip_route_input_noref+0xe6/0x230 [ 3759.739649][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3759.739649][ T73] ip_rcv+0x16b/0x470 [ 3759.739649][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3759.739649][ T73] process_backlog+0x103/0x670 [ 3759.739649][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3759.739649][ T73] net_rx_action+0x49f/0xc00 [ 3759.739649][ T73] __do_softirq+0x1f8/0x5df [ 3759.739649][ T73] [ 3769.987237][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3769.987780][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3769.987780][ T73] dst_init+0x84/0x4a0 [ 3769.987780][ T73] dst_alloc+0x97/0x150 [ 3769.987780][ T73] rt_dst_alloc+0x31/0x3b0 [ 3769.987780][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3769.987780][ T73] ip_route_input_noref+0xe6/0x230 [ 3769.987780][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3769.987780][ T73] ip_rcv+0x16b/0x470 [ 3769.987780][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3769.987780][ T73] process_backlog+0x103/0x670 [ 3769.987780][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3769.987780][ T73] net_rx_action+0x49f/0xc00 [ 3769.987780][ T73] __do_softirq+0x1f8/0x5df [ 3769.987780][ T73] [ 3780.235195][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3780.235630][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3780.235630][ T73] dst_init+0x84/0x4a0 [ 3780.235630][ T73] dst_alloc+0x97/0x150 [ 3780.235630][ T73] rt_dst_alloc+0x31/0x3b0 [ 3780.235630][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3780.235630][ T73] ip_route_input_noref+0xe6/0x230 [ 3780.235630][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3780.235630][ T73] ip_rcv+0x16b/0x470 [ 3780.235630][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3780.235630][ T73] process_backlog+0x103/0x670 [ 3780.235630][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3780.235630][ T73] net_rx_action+0x49f/0xc00 [ 3780.235630][ T73] __do_softirq+0x1f8/0x5df [ 3780.235630][ T73] [ 3790.483213][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3790.483621][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3790.483621][ T73] dst_init+0x84/0x4a0 [ 3790.483621][ T73] dst_alloc+0x97/0x150 [ 3790.483621][ T73] rt_dst_alloc+0x31/0x3b0 [ 3790.483621][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3790.483621][ T73] ip_route_input_noref+0xe6/0x230 [ 3790.483621][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3790.483621][ T73] ip_rcv+0x16b/0x470 [ 3790.483621][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3790.483621][ T73] process_backlog+0x103/0x670 [ 3790.483621][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3790.483621][ T73] net_rx_action+0x49f/0xc00 [ 3790.483621][ T73] __do_softirq+0x1f8/0x5df [ 3790.483621][ T73] [ 3800.731239][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3800.731665][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3800.731665][ T73] dst_init+0x84/0x4a0 [ 3800.731665][ T73] dst_alloc+0x97/0x150 [ 3800.731665][ T73] rt_dst_alloc+0x31/0x3b0 [ 3800.731665][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3800.731665][ T73] ip_route_input_noref+0xe6/0x230 [ 3800.731665][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3800.731665][ T73] ip_rcv+0x16b/0x470 [ 3800.731665][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3800.731665][ T73] process_backlog+0x103/0x670 [ 3800.731665][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3800.731665][ T73] net_rx_action+0x49f/0xc00 [ 3800.731665][ T73] __do_softirq+0x1f8/0x5df [ 3800.731665][ T73] [ 3810.979259][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3810.979667][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3810.979667][ T73] dst_init+0x84/0x4a0 [ 3810.979667][ T73] dst_alloc+0x97/0x150 [ 3810.979667][ T73] rt_dst_alloc+0x31/0x3b0 [ 3810.979667][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3810.979667][ T73] ip_route_input_noref+0xe6/0x230 [ 3810.979667][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3810.979667][ T73] ip_rcv+0x16b/0x470 [ 3810.979667][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3810.979667][ T73] process_backlog+0x103/0x670 [ 3810.979667][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3810.979667][ T73] net_rx_action+0x49f/0xc00 [ 3810.979667][ T73] __do_softirq+0x1f8/0x5df [ 3810.979667][ T73] [ 3821.227298][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3821.227755][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3821.227755][ T73] dst_init+0x84/0x4a0 [ 3821.227755][ T73] dst_alloc+0x97/0x150 [ 3821.227755][ T73] rt_dst_alloc+0x31/0x3b0 [ 3821.227755][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3821.227755][ T73] ip_route_input_noref+0xe6/0x230 [ 3821.227755][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3821.227755][ T73] ip_rcv+0x16b/0x470 [ 3821.227755][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3821.227755][ T73] process_backlog+0x103/0x670 [ 3821.227755][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3821.227755][ T73] net_rx_action+0x49f/0xc00 [ 3821.227755][ T73] __do_softirq+0x1f8/0x5df [ 3821.227755][ T73] [ 3831.475232][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3831.475756][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3831.475756][ T73] dst_init+0x84/0x4a0 [ 3831.475756][ T73] dst_alloc+0x97/0x150 [ 3831.475756][ T73] rt_dst_alloc+0x31/0x3b0 [ 3831.475756][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3831.475756][ T73] ip_route_input_noref+0xe6/0x230 [ 3831.475756][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3831.475756][ T73] ip_rcv+0x16b/0x470 [ 3831.475756][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3831.475756][ T73] process_backlog+0x103/0x670 [ 3831.475756][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3831.475756][ T73] net_rx_action+0x49f/0xc00 [ 3831.475756][ T73] __do_softirq+0x1f8/0x5df [ 3831.475756][ T73] [ 3841.723211][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3841.723791][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3841.723791][ T73] dst_init+0x84/0x4a0 [ 3841.723791][ T73] dst_alloc+0x97/0x150 [ 3841.723791][ T73] rt_dst_alloc+0x31/0x3b0 [ 3841.723791][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3841.723791][ T73] ip_route_input_noref+0xe6/0x230 [ 3841.723791][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3841.723791][ T73] ip_rcv+0x16b/0x470 [ 3841.723791][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3841.723791][ T73] process_backlog+0x103/0x670 [ 3841.723791][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3841.723791][ T73] net_rx_action+0x49f/0xc00 [ 3841.723791][ T73] __do_softirq+0x1f8/0x5df [ 3841.723791][ T73] [ 3851.971219][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3851.971641][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3851.971641][ T73] dst_init+0x84/0x4a0 [ 3851.971641][ T73] dst_alloc+0x97/0x150 [ 3851.971641][ T73] rt_dst_alloc+0x31/0x3b0 [ 3851.971641][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3851.971641][ T73] ip_route_input_noref+0xe6/0x230 [ 3851.971641][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3851.971641][ T73] ip_rcv+0x16b/0x470 [ 3851.971641][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3851.971641][ T73] process_backlog+0x103/0x670 [ 3851.971641][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3851.971641][ T73] net_rx_action+0x49f/0xc00 [ 3851.971641][ T73] __do_softirq+0x1f8/0x5df [ 3851.971641][ T73] [ 3862.219261][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3862.219861][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3862.219861][ T73] dst_init+0x84/0x4a0 [ 3862.219861][ T73] dst_alloc+0x97/0x150 [ 3862.219861][ T73] rt_dst_alloc+0x31/0x3b0 [ 3862.219861][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3862.219861][ T73] ip_route_input_noref+0xe6/0x230 [ 3862.219861][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3862.219861][ T73] ip_rcv+0x16b/0x470 [ 3862.219861][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3862.219861][ T73] process_backlog+0x103/0x670 [ 3862.219861][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3862.219861][ T73] net_rx_action+0x49f/0xc00 [ 3862.219861][ T73] __do_softirq+0x1f8/0x5df [ 3862.219861][ T73] [ 3872.467197][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3872.467697][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3872.467697][ T73] dst_init+0x84/0x4a0 [ 3872.467697][ T73] dst_alloc+0x97/0x150 [ 3872.467697][ T73] rt_dst_alloc+0x31/0x3b0 [ 3872.467697][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3872.467697][ T73] ip_route_input_noref+0xe6/0x230 [ 3872.467697][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3872.467697][ T73] ip_rcv+0x16b/0x470 [ 3872.467697][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3872.467697][ T73] process_backlog+0x103/0x670 [ 3872.467697][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3872.467697][ T73] net_rx_action+0x49f/0xc00 [ 3872.467697][ T73] __do_softirq+0x1f8/0x5df [ 3872.467697][ T73] [ 3882.715278][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3882.715710][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3882.715710][ T73] dst_init+0x84/0x4a0 [ 3882.715710][ T73] dst_alloc+0x97/0x150 [ 3882.715710][ T73] rt_dst_alloc+0x31/0x3b0 [ 3882.715710][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3882.715710][ T73] ip_route_input_noref+0xe6/0x230 [ 3882.715710][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3882.715710][ T73] ip_rcv+0x16b/0x470 [ 3882.715710][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3882.715710][ T73] process_backlog+0x103/0x670 [ 3882.715710][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3882.715710][ T73] net_rx_action+0x49f/0xc00 [ 3882.715710][ T73] __do_softirq+0x1f8/0x5df [ 3882.715710][ T73] [ 3892.963201][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3892.963724][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3892.963724][ T73] dst_init+0x84/0x4a0 [ 3892.963724][ T73] dst_alloc+0x97/0x150 [ 3892.963724][ T73] rt_dst_alloc+0x31/0x3b0 [ 3892.963724][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3892.963724][ T73] ip_route_input_noref+0xe6/0x230 [ 3892.963724][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3892.963724][ T73] ip_rcv+0x16b/0x470 [ 3892.963724][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3892.963724][ T73] process_backlog+0x103/0x670 [ 3892.963724][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3892.963724][ T73] net_rx_action+0x49f/0xc00 [ 3892.963724][ T73] __do_softirq+0x1f8/0x5df [ 3892.963724][ T73] [ 3903.211207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3903.211690][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3903.211690][ T73] dst_init+0x84/0x4a0 [ 3903.211690][ T73] dst_alloc+0x97/0x150 [ 3903.211690][ T73] rt_dst_alloc+0x31/0x3b0 [ 3903.211690][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3903.211690][ T73] ip_route_input_noref+0xe6/0x230 [ 3903.211690][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3903.211690][ T73] ip_rcv+0x16b/0x470 [ 3903.211690][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3903.211690][ T73] process_backlog+0x103/0x670 [ 3903.211690][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3903.211690][ T73] net_rx_action+0x49f/0xc00 [ 3903.211690][ T73] __do_softirq+0x1f8/0x5df [ 3903.211690][ T73] [ 3913.459240][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3913.459659][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3913.459659][ T73] dst_init+0x84/0x4a0 [ 3913.459659][ T73] dst_alloc+0x97/0x150 [ 3913.459659][ T73] rt_dst_alloc+0x31/0x3b0 [ 3913.459659][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3913.459659][ T73] ip_route_input_noref+0xe6/0x230 [ 3913.459659][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3913.459659][ T73] ip_rcv+0x16b/0x470 [ 3913.459659][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3913.459659][ T73] process_backlog+0x103/0x670 [ 3913.459659][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3913.459659][ T73] net_rx_action+0x49f/0xc00 [ 3913.459659][ T73] __do_softirq+0x1f8/0x5df [ 3913.459659][ T73] [ 3923.707290][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3923.707775][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3923.707775][ T73] dst_init+0x84/0x4a0 [ 3923.707775][ T73] dst_alloc+0x97/0x150 [ 3923.707775][ T73] rt_dst_alloc+0x31/0x3b0 [ 3923.707775][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3923.707775][ T73] ip_route_input_noref+0xe6/0x230 [ 3923.707775][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3923.707775][ T73] ip_rcv+0x16b/0x470 [ 3923.707775][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3923.707775][ T73] process_backlog+0x103/0x670 [ 3923.707775][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3923.707775][ T73] net_rx_action+0x49f/0xc00 [ 3923.707775][ T73] __do_softirq+0x1f8/0x5df [ 3923.707775][ T73] [ 3933.955242][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3933.955783][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3933.955783][ T73] dst_init+0x84/0x4a0 [ 3933.955783][ T73] dst_alloc+0x97/0x150 [ 3933.955783][ T73] rt_dst_alloc+0x31/0x3b0 [ 3933.955783][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3933.955783][ T73] ip_route_input_noref+0xe6/0x230 [ 3933.955783][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3933.955783][ T73] ip_rcv+0x16b/0x470 [ 3933.955783][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3933.955783][ T73] process_backlog+0x103/0x670 [ 3933.955783][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3933.955783][ T73] net_rx_action+0x49f/0xc00 [ 3933.955783][ T73] __do_softirq+0x1f8/0x5df [ 3933.955783][ T73] [ 3944.203247][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3944.203729][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3944.203729][ T73] dst_init+0x84/0x4a0 [ 3944.203729][ T73] dst_alloc+0x97/0x150 [ 3944.203729][ T73] rt_dst_alloc+0x31/0x3b0 [ 3944.203729][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3944.203729][ T73] ip_route_input_noref+0xe6/0x230 [ 3944.203729][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3944.203729][ T73] ip_rcv+0x16b/0x470 [ 3944.203729][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3944.203729][ T73] process_backlog+0x103/0x670 [ 3944.203729][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3944.203729][ T73] net_rx_action+0x49f/0xc00 [ 3944.203729][ T73] __do_softirq+0x1f8/0x5df [ 3944.203729][ T73] [ 3954.451282][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3954.451884][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3954.451884][ T73] dst_init+0x84/0x4a0 [ 3954.451884][ T73] dst_alloc+0x97/0x150 [ 3954.451884][ T73] rt_dst_alloc+0x31/0x3b0 [ 3954.451884][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3954.451884][ T73] ip_route_input_noref+0xe6/0x230 [ 3954.451884][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3954.451884][ T73] ip_rcv+0x16b/0x470 [ 3954.451884][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3954.451884][ T73] process_backlog+0x103/0x670 [ 3954.451884][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3954.451884][ T73] net_rx_action+0x49f/0xc00 [ 3954.451884][ T73] __do_softirq+0x1f8/0x5df [ 3954.451884][ T73] [ 3964.699222][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3964.699730][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3964.699730][ T73] dst_init+0x84/0x4a0 [ 3964.699730][ T73] dst_alloc+0x97/0x150 [ 3964.699730][ T73] rt_dst_alloc+0x31/0x3b0 [ 3964.699730][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3964.699730][ T73] ip_route_input_noref+0xe6/0x230 [ 3964.699730][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3964.699730][ T73] ip_rcv+0x16b/0x470 [ 3964.699730][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3964.699730][ T73] process_backlog+0x103/0x670 [ 3964.699730][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3964.699730][ T73] net_rx_action+0x49f/0xc00 [ 3964.699730][ T73] __do_softirq+0x1f8/0x5df [ 3964.699730][ T73] [ 3974.947217][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3974.947608][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3974.947608][ T73] dst_init+0x84/0x4a0 [ 3974.947608][ T73] dst_alloc+0x97/0x150 [ 3974.947608][ T73] rt_dst_alloc+0x31/0x3b0 [ 3974.947608][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3974.947608][ T73] ip_route_input_noref+0xe6/0x230 [ 3974.947608][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3974.947608][ T73] ip_rcv+0x16b/0x470 [ 3974.947608][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3974.947608][ T73] process_backlog+0x103/0x670 [ 3974.947608][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3974.947608][ T73] net_rx_action+0x49f/0xc00 [ 3974.947608][ T73] __do_softirq+0x1f8/0x5df [ 3974.947608][ T73] [ 3985.195208][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3985.195677][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3985.195677][ T73] dst_init+0x84/0x4a0 [ 3985.195677][ T73] dst_alloc+0x97/0x150 [ 3985.195677][ T73] rt_dst_alloc+0x31/0x3b0 [ 3985.195677][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3985.195677][ T73] ip_route_input_noref+0xe6/0x230 [ 3985.195677][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3985.195677][ T73] ip_rcv+0x16b/0x470 [ 3985.195677][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3985.195677][ T73] process_backlog+0x103/0x670 [ 3985.195677][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3985.195677][ T73] net_rx_action+0x49f/0xc00 [ 3985.195677][ T73] __do_softirq+0x1f8/0x5df [ 3985.195677][ T73] [ 3995.443195][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 3995.443732][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 3995.443732][ T73] dst_init+0x84/0x4a0 [ 3995.443732][ T73] dst_alloc+0x97/0x150 [ 3995.443732][ T73] rt_dst_alloc+0x31/0x3b0 [ 3995.443732][ T73] ip_route_input_slow+0xe44/0x1d70 [ 3995.443732][ T73] ip_route_input_noref+0xe6/0x230 [ 3995.443732][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 3995.443732][ T73] ip_rcv+0x16b/0x470 [ 3995.443732][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 3995.443732][ T73] process_backlog+0x103/0x670 [ 3995.443732][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 3995.443732][ T73] net_rx_action+0x49f/0xc00 [ 3995.443732][ T73] __do_softirq+0x1f8/0x5df [ 3995.443732][ T73] [ 4005.691229][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4005.691679][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4005.691679][ T73] dst_init+0x84/0x4a0 [ 4005.691679][ T73] dst_alloc+0x97/0x150 [ 4005.691679][ T73] rt_dst_alloc+0x31/0x3b0 [ 4005.691679][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4005.691679][ T73] ip_route_input_noref+0xe6/0x230 [ 4005.691679][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4005.691679][ T73] ip_rcv+0x16b/0x470 [ 4005.691679][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4005.691679][ T73] process_backlog+0x103/0x670 [ 4005.691679][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4005.691679][ T73] net_rx_action+0x49f/0xc00 [ 4005.691679][ T73] __do_softirq+0x1f8/0x5df [ 4005.691679][ T73] [ 4015.939211][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4015.939639][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4015.939639][ T73] dst_init+0x84/0x4a0 [ 4015.939639][ T73] dst_alloc+0x97/0x150 [ 4015.939639][ T73] rt_dst_alloc+0x31/0x3b0 [ 4015.939639][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4015.939639][ T73] ip_route_input_noref+0xe6/0x230 [ 4015.939639][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4015.939639][ T73] ip_rcv+0x16b/0x470 [ 4015.939639][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4015.939639][ T73] process_backlog+0x103/0x670 [ 4015.939639][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4015.939639][ T73] net_rx_action+0x49f/0xc00 [ 4015.939639][ T73] __do_softirq+0x1f8/0x5df [ 4015.939639][ T73] [ 4026.187178][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4026.187588][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4026.187588][ T73] dst_init+0x84/0x4a0 [ 4026.187588][ T73] dst_alloc+0x97/0x150 [ 4026.187588][ T73] rt_dst_alloc+0x31/0x3b0 [ 4026.187588][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4026.187588][ T73] ip_route_input_noref+0xe6/0x230 [ 4026.187588][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4026.187588][ T73] ip_rcv+0x16b/0x470 [ 4026.187588][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4026.187588][ T73] process_backlog+0x103/0x670 [ 4026.187588][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4026.187588][ T73] net_rx_action+0x49f/0xc00 [ 4026.187588][ T73] __do_softirq+0x1f8/0x5df [ 4026.187588][ T73] [ 4036.435157][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4036.435553][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4036.435553][ T73] dst_init+0x84/0x4a0 [ 4036.435553][ T73] dst_alloc+0x97/0x150 [ 4036.435553][ T73] rt_dst_alloc+0x31/0x3b0 [ 4036.435553][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4036.435553][ T73] ip_route_input_noref+0xe6/0x230 [ 4036.435553][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4036.435553][ T73] ip_rcv+0x16b/0x470 [ 4036.435553][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4036.435553][ T73] process_backlog+0x103/0x670 [ 4036.435553][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4036.435553][ T73] net_rx_action+0x49f/0xc00 [ 4036.435553][ T73] __do_softirq+0x1f8/0x5df [ 4036.435553][ T73] [ 4046.683211][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4046.683597][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4046.683597][ T73] dst_init+0x84/0x4a0 [ 4046.683597][ T73] dst_alloc+0x97/0x150 [ 4046.683597][ T73] rt_dst_alloc+0x31/0x3b0 [ 4046.683597][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4046.683597][ T73] ip_route_input_noref+0xe6/0x230 [ 4046.683597][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4046.683597][ T73] ip_rcv+0x16b/0x470 [ 4046.683597][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4046.683597][ T73] process_backlog+0x103/0x670 [ 4046.683597][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4046.683597][ T73] net_rx_action+0x49f/0xc00 [ 4046.683597][ T73] __do_softirq+0x1f8/0x5df [ 4046.683597][ T73] [ 4056.931194][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4056.931754][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4056.931754][ T73] dst_init+0x84/0x4a0 [ 4056.931754][ T73] dst_alloc+0x97/0x150 [ 4056.931754][ T73] rt_dst_alloc+0x31/0x3b0 [ 4056.931754][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4056.931754][ T73] ip_route_input_noref+0xe6/0x230 [ 4056.931754][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4056.931754][ T73] ip_rcv+0x16b/0x470 [ 4056.931754][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4056.931754][ T73] process_backlog+0x103/0x670 [ 4056.931754][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4056.931754][ T73] net_rx_action+0x49f/0xc00 [ 4056.931754][ T73] __do_softirq+0x1f8/0x5df [ 4056.931754][ T73] [ 4067.179258][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4067.179677][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4067.179677][ T73] dst_init+0x84/0x4a0 [ 4067.179677][ T73] dst_alloc+0x97/0x150 [ 4067.179677][ T73] rt_dst_alloc+0x31/0x3b0 [ 4067.179677][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4067.179677][ T73] ip_route_input_noref+0xe6/0x230 [ 4067.179677][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4067.179677][ T73] ip_rcv+0x16b/0x470 [ 4067.179677][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4067.179677][ T73] process_backlog+0x103/0x670 [ 4067.179677][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4067.179677][ T73] net_rx_action+0x49f/0xc00 [ 4067.179677][ T73] __do_softirq+0x1f8/0x5df [ 4067.179677][ T73] [ 4077.427209][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4077.427612][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4077.427612][ T73] dst_init+0x84/0x4a0 [ 4077.427612][ T73] dst_alloc+0x97/0x150 [ 4077.427612][ T73] rt_dst_alloc+0x31/0x3b0 [ 4077.427612][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4077.427612][ T73] ip_route_input_noref+0xe6/0x230 [ 4077.427612][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4077.427612][ T73] ip_rcv+0x16b/0x470 [ 4077.427612][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4077.427612][ T73] process_backlog+0x103/0x670 [ 4077.427612][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4077.427612][ T73] net_rx_action+0x49f/0xc00 [ 4077.427612][ T73] __do_softirq+0x1f8/0x5df [ 4077.427612][ T73] [ 4087.675187][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4087.675606][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4087.675606][ T73] dst_init+0x84/0x4a0 [ 4087.675606][ T73] dst_alloc+0x97/0x150 [ 4087.675606][ T73] rt_dst_alloc+0x31/0x3b0 [ 4087.675606][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4087.675606][ T73] ip_route_input_noref+0xe6/0x230 [ 4087.675606][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4087.675606][ T73] ip_rcv+0x16b/0x470 [ 4087.675606][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4087.675606][ T73] process_backlog+0x103/0x670 [ 4087.675606][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4087.675606][ T73] net_rx_action+0x49f/0xc00 [ 4087.675606][ T73] __do_softirq+0x1f8/0x5df [ 4087.675606][ T73] [ 4097.923190][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4097.923724][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4097.923724][ T73] dst_init+0x84/0x4a0 [ 4097.923724][ T73] dst_alloc+0x97/0x150 [ 4097.923724][ T73] rt_dst_alloc+0x31/0x3b0 [ 4097.923724][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4097.923724][ T73] ip_route_input_noref+0xe6/0x230 [ 4097.923724][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4097.923724][ T73] ip_rcv+0x16b/0x470 [ 4097.923724][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4097.923724][ T73] process_backlog+0x103/0x670 [ 4097.923724][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4097.923724][ T73] net_rx_action+0x49f/0xc00 [ 4097.923724][ T73] __do_softirq+0x1f8/0x5df [ 4097.923724][ T73] [ 4108.171226][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4108.171744][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4108.171744][ T73] dst_init+0x84/0x4a0 [ 4108.171744][ T73] dst_alloc+0x97/0x150 [ 4108.171744][ T73] rt_dst_alloc+0x31/0x3b0 [ 4108.171744][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4108.171744][ T73] ip_route_input_noref+0xe6/0x230 [ 4108.171744][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4108.171744][ T73] ip_rcv+0x16b/0x470 [ 4108.171744][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4108.171744][ T73] process_backlog+0x103/0x670 [ 4108.171744][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4108.171744][ T73] net_rx_action+0x49f/0xc00 [ 4108.171744][ T73] __do_softirq+0x1f8/0x5df [ 4108.171744][ T73] [ 4118.419187][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4118.419617][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4118.419617][ T73] dst_init+0x84/0x4a0 [ 4118.419617][ T73] dst_alloc+0x97/0x150 [ 4118.419617][ T73] rt_dst_alloc+0x31/0x3b0 [ 4118.419617][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4118.419617][ T73] ip_route_input_noref+0xe6/0x230 [ 4118.419617][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4118.419617][ T73] ip_rcv+0x16b/0x470 [ 4118.419617][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4118.419617][ T73] process_backlog+0x103/0x670 [ 4118.419617][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4118.419617][ T73] net_rx_action+0x49f/0xc00 [ 4118.419617][ T73] __do_softirq+0x1f8/0x5df [ 4118.419617][ T73] [ 4128.667177][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4128.667601][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4128.667601][ T73] dst_init+0x84/0x4a0 [ 4128.667601][ T73] dst_alloc+0x97/0x150 [ 4128.667601][ T73] rt_dst_alloc+0x31/0x3b0 [ 4128.667601][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4128.667601][ T73] ip_route_input_noref+0xe6/0x230 [ 4128.667601][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4128.667601][ T73] ip_rcv+0x16b/0x470 [ 4128.667601][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4128.667601][ T73] process_backlog+0x103/0x670 [ 4128.667601][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4128.667601][ T73] net_rx_action+0x49f/0xc00 [ 4128.667601][ T73] __do_softirq+0x1f8/0x5df [ 4128.667601][ T73] [ 4138.915181][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4138.915569][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4138.915569][ T73] dst_init+0x84/0x4a0 [ 4138.915569][ T73] dst_alloc+0x97/0x150 [ 4138.915569][ T73] rt_dst_alloc+0x31/0x3b0 [ 4138.915569][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4138.915569][ T73] ip_route_input_noref+0xe6/0x230 [ 4138.915569][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4138.915569][ T73] ip_rcv+0x16b/0x470 [ 4138.915569][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4138.915569][ T73] process_backlog+0x103/0x670 [ 4138.915569][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4138.915569][ T73] net_rx_action+0x49f/0xc00 [ 4138.915569][ T73] __do_softirq+0x1f8/0x5df [ 4138.915569][ T73] [ 4149.163180][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4149.163573][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4149.163573][ T73] dst_init+0x84/0x4a0 [ 4149.163573][ T73] dst_alloc+0x97/0x150 [ 4149.163573][ T73] rt_dst_alloc+0x31/0x3b0 [ 4149.163573][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4149.163573][ T73] ip_route_input_noref+0xe6/0x230 [ 4149.163573][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4149.163573][ T73] ip_rcv+0x16b/0x470 [ 4149.163573][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4149.163573][ T73] process_backlog+0x103/0x670 [ 4149.163573][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4149.163573][ T73] net_rx_action+0x49f/0xc00 [ 4149.163573][ T73] __do_softirq+0x1f8/0x5df [ 4149.163573][ T73] [ 4159.411216][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4159.411757][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4159.411757][ T73] dst_init+0x84/0x4a0 [ 4159.411757][ T73] dst_alloc+0x97/0x150 [ 4159.411757][ T73] rt_dst_alloc+0x31/0x3b0 [ 4159.411757][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4159.411757][ T73] ip_route_input_noref+0xe6/0x230 [ 4159.411757][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4159.411757][ T73] ip_rcv+0x16b/0x470 [ 4159.411757][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4159.411757][ T73] process_backlog+0x103/0x670 [ 4159.411757][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4159.411757][ T73] net_rx_action+0x49f/0xc00 [ 4159.411757][ T73] __do_softirq+0x1f8/0x5df [ 4159.411757][ T73] [ 4169.659185][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4169.659597][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4169.659597][ T73] dst_init+0x84/0x4a0 [ 4169.659597][ T73] dst_alloc+0x97/0x150 [ 4169.659597][ T73] rt_dst_alloc+0x31/0x3b0 [ 4169.659597][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4169.659597][ T73] ip_route_input_noref+0xe6/0x230 [ 4169.659597][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4169.659597][ T73] ip_rcv+0x16b/0x470 [ 4169.659597][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4169.659597][ T73] process_backlog+0x103/0x670 [ 4169.659597][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4169.659597][ T73] net_rx_action+0x49f/0xc00 [ 4169.659597][ T73] __do_softirq+0x1f8/0x5df [ 4169.659597][ T73] [ 4179.907207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4179.907652][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4179.907652][ T73] dst_init+0x84/0x4a0 [ 4179.907652][ T73] dst_alloc+0x97/0x150 [ 4179.907652][ T73] rt_dst_alloc+0x31/0x3b0 [ 4179.907652][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4179.907652][ T73] ip_route_input_noref+0xe6/0x230 [ 4179.907652][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4179.907652][ T73] ip_rcv+0x16b/0x470 [ 4179.907652][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4179.907652][ T73] process_backlog+0x103/0x670 [ 4179.907652][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4179.907652][ T73] net_rx_action+0x49f/0xc00 [ 4179.907652][ T73] __do_softirq+0x1f8/0x5df [ 4179.907652][ T73] [ 4190.155240][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4190.155752][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4190.155752][ T73] dst_init+0x84/0x4a0 [ 4190.155752][ T73] dst_alloc+0x97/0x150 [ 4190.155752][ T73] rt_dst_alloc+0x31/0x3b0 [ 4190.155752][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4190.155752][ T73] ip_route_input_noref+0xe6/0x230 [ 4190.155752][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4190.155752][ T73] ip_rcv+0x16b/0x470 [ 4190.155752][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4190.155752][ T73] process_backlog+0x103/0x670 [ 4190.155752][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4190.155752][ T73] net_rx_action+0x49f/0xc00 [ 4190.155752][ T73] __do_softirq+0x1f8/0x5df [ 4190.155752][ T73] [ 4200.403193][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4200.403617][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4200.403617][ T73] dst_init+0x84/0x4a0 [ 4200.403617][ T73] dst_alloc+0x97/0x150 [ 4200.403617][ T73] rt_dst_alloc+0x31/0x3b0 [ 4200.403617][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4200.403617][ T73] ip_route_input_noref+0xe6/0x230 [ 4200.403617][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4200.403617][ T73] ip_rcv+0x16b/0x470 [ 4200.403617][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4200.403617][ T73] process_backlog+0x103/0x670 [ 4200.403617][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4200.403617][ T73] net_rx_action+0x49f/0xc00 [ 4200.403617][ T73] __do_softirq+0x1f8/0x5df [ 4200.403617][ T73] [ 4210.651206][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4210.651730][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4210.651730][ T73] dst_init+0x84/0x4a0 [ 4210.651730][ T73] dst_alloc+0x97/0x150 [ 4210.651730][ T73] rt_dst_alloc+0x31/0x3b0 [ 4210.651730][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4210.651730][ T73] ip_route_input_noref+0xe6/0x230 [ 4210.651730][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4210.651730][ T73] ip_rcv+0x16b/0x470 [ 4210.651730][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4210.651730][ T73] process_backlog+0x103/0x670 [ 4210.651730][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4210.651730][ T73] net_rx_action+0x49f/0xc00 [ 4210.651730][ T73] __do_softirq+0x1f8/0x5df [ 4210.651730][ T73] [ 4220.899216][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4220.899796][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4220.899796][ T73] dst_init+0x84/0x4a0 [ 4220.899796][ T73] dst_alloc+0x97/0x150 [ 4220.899796][ T73] rt_dst_alloc+0x31/0x3b0 [ 4220.899796][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4220.899796][ T73] ip_route_input_noref+0xe6/0x230 [ 4220.899796][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4220.899796][ T73] ip_rcv+0x16b/0x470 [ 4220.899796][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4220.899796][ T73] process_backlog+0x103/0x670 [ 4220.899796][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4220.899796][ T73] net_rx_action+0x49f/0xc00 [ 4220.899796][ T73] __do_softirq+0x1f8/0x5df [ 4220.899796][ T73] [ 4231.147237][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4231.147741][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4231.147741][ T73] dst_init+0x84/0x4a0 [ 4231.147741][ T73] dst_alloc+0x97/0x150 [ 4231.147741][ T73] rt_dst_alloc+0x31/0x3b0 [ 4231.147741][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4231.147741][ T73] ip_route_input_noref+0xe6/0x230 [ 4231.147741][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4231.147741][ T73] ip_rcv+0x16b/0x470 [ 4231.147741][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4231.147741][ T73] process_backlog+0x103/0x670 [ 4231.147741][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4231.147741][ T73] net_rx_action+0x49f/0xc00 [ 4231.147741][ T73] __do_softirq+0x1f8/0x5df [ 4231.147741][ T73] [ 4241.395302][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4241.395807][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4241.395807][ T73] dst_init+0x84/0x4a0 [ 4241.395807][ T73] dst_alloc+0x97/0x150 [ 4241.395807][ T73] rt_dst_alloc+0x31/0x3b0 [ 4241.395807][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4241.395807][ T73] ip_route_input_noref+0xe6/0x230 [ 4241.395807][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4241.395807][ T73] ip_rcv+0x16b/0x470 [ 4241.395807][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4241.395807][ T73] process_backlog+0x103/0x670 [ 4241.395807][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4241.395807][ T73] net_rx_action+0x49f/0xc00 [ 4241.395807][ T73] __do_softirq+0x1f8/0x5df [ 4241.395807][ T73] [ 4251.643238][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4251.643725][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4251.643725][ T73] dst_init+0x84/0x4a0 [ 4251.643725][ T73] dst_alloc+0x97/0x150 [ 4251.643725][ T73] rt_dst_alloc+0x31/0x3b0 [ 4251.643725][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4251.643725][ T73] ip_route_input_noref+0xe6/0x230 [ 4251.643725][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4251.643725][ T73] ip_rcv+0x16b/0x470 [ 4251.643725][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4251.643725][ T73] process_backlog+0x103/0x670 [ 4251.643725][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4251.643725][ T73] net_rx_action+0x49f/0xc00 [ 4251.643725][ T73] __do_softirq+0x1f8/0x5df [ 4251.643725][ T73] [ 4261.891204][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4261.891744][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4261.891744][ T73] dst_init+0x84/0x4a0 [ 4261.891744][ T73] dst_alloc+0x97/0x150 [ 4261.891744][ T73] rt_dst_alloc+0x31/0x3b0 [ 4261.891744][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4261.891744][ T73] ip_route_input_noref+0xe6/0x230 [ 4261.891744][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4261.891744][ T73] ip_rcv+0x16b/0x470 [ 4261.891744][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4261.891744][ T73] process_backlog+0x103/0x670 [ 4261.891744][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4261.891744][ T73] net_rx_action+0x49f/0xc00 [ 4261.891744][ T73] __do_softirq+0x1f8/0x5df [ 4261.891744][ T73] [ 4272.139208][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4272.139760][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4272.139760][ T73] dst_init+0x84/0x4a0 [ 4272.139760][ T73] dst_alloc+0x97/0x150 [ 4272.139760][ T73] rt_dst_alloc+0x31/0x3b0 [ 4272.139760][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4272.139760][ T73] ip_route_input_noref+0xe6/0x230 [ 4272.139760][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4272.139760][ T73] ip_rcv+0x16b/0x470 [ 4272.139760][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4272.139760][ T73] process_backlog+0x103/0x670 [ 4272.139760][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4272.139760][ T73] net_rx_action+0x49f/0xc00 [ 4272.139760][ T73] __do_softirq+0x1f8/0x5df [ 4272.139760][ T73] [ 4282.387198][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4282.387743][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4282.387743][ T73] dst_init+0x84/0x4a0 [ 4282.387743][ T73] dst_alloc+0x97/0x150 [ 4282.387743][ T73] rt_dst_alloc+0x31/0x3b0 [ 4282.387743][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4282.387743][ T73] ip_route_input_noref+0xe6/0x230 [ 4282.387743][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4282.387743][ T73] ip_rcv+0x16b/0x470 [ 4282.387743][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4282.387743][ T73] process_backlog+0x103/0x670 [ 4282.387743][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4282.387743][ T73] net_rx_action+0x49f/0xc00 [ 4282.387743][ T73] __do_softirq+0x1f8/0x5df [ 4282.387743][ T73] [ 4292.635178][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4292.635542][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4292.635542][ T73] dst_init+0x84/0x4a0 [ 4292.635542][ T73] dst_alloc+0x97/0x150 [ 4292.635542][ T73] rt_dst_alloc+0x31/0x3b0 [ 4292.635542][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4292.635542][ T73] ip_route_input_noref+0xe6/0x230 [ 4292.635542][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4292.635542][ T73] ip_rcv+0x16b/0x470 [ 4292.635542][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4292.635542][ T73] process_backlog+0x103/0x670 [ 4292.635542][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4292.635542][ T73] net_rx_action+0x49f/0xc00 [ 4292.635542][ T73] __do_softirq+0x1f8/0x5df [ 4292.635542][ T73] [ 4302.883184][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4302.883614][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4302.883614][ T73] dst_init+0x84/0x4a0 [ 4302.883614][ T73] dst_alloc+0x97/0x150 [ 4302.883614][ T73] rt_dst_alloc+0x31/0x3b0 [ 4302.883614][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4302.883614][ T73] ip_route_input_noref+0xe6/0x230 [ 4302.883614][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4302.883614][ T73] ip_rcv+0x16b/0x470 [ 4302.883614][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4302.883614][ T73] process_backlog+0x103/0x670 [ 4302.883614][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4302.883614][ T73] net_rx_action+0x49f/0xc00 [ 4302.883614][ T73] __do_softirq+0x1f8/0x5df [ 4302.883614][ T73] [ 4313.131186][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4313.131648][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4313.131648][ T73] dst_init+0x84/0x4a0 [ 4313.131648][ T73] dst_alloc+0x97/0x150 [ 4313.131648][ T73] rt_dst_alloc+0x31/0x3b0 [ 4313.131648][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4313.131648][ T73] ip_route_input_noref+0xe6/0x230 [ 4313.131648][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4313.131648][ T73] ip_rcv+0x16b/0x470 [ 4313.131648][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4313.131648][ T73] process_backlog+0x103/0x670 [ 4313.131648][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4313.131648][ T73] net_rx_action+0x49f/0xc00 [ 4313.131648][ T73] __do_softirq+0x1f8/0x5df [ 4313.131648][ T73] [ 4323.379171][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4323.379638][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4323.379638][ T73] dst_init+0x84/0x4a0 [ 4323.379638][ T73] dst_alloc+0x97/0x150 [ 4323.379638][ T73] rt_dst_alloc+0x31/0x3b0 [ 4323.379638][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4323.379638][ T73] ip_route_input_noref+0xe6/0x230 [ 4323.379638][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4323.379638][ T73] ip_rcv+0x16b/0x470 [ 4323.379638][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4323.379638][ T73] process_backlog+0x103/0x670 [ 4323.379638][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4323.379638][ T73] net_rx_action+0x49f/0xc00 [ 4323.379638][ T73] __do_softirq+0x1f8/0x5df [ 4323.379638][ T73] [ 4333.627167][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4333.627532][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4333.627532][ T73] dst_init+0x84/0x4a0 [ 4333.627532][ T73] dst_alloc+0x97/0x150 [ 4333.627532][ T73] rt_dst_alloc+0x31/0x3b0 [ 4333.627532][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4333.627532][ T73] ip_route_input_noref+0xe6/0x230 [ 4333.627532][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4333.627532][ T73] ip_rcv+0x16b/0x470 [ 4333.627532][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4333.627532][ T73] process_backlog+0x103/0x670 [ 4333.627532][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4333.627532][ T73] net_rx_action+0x49f/0xc00 [ 4333.627532][ T73] __do_softirq+0x1f8/0x5df [ 4333.627532][ T73] [ 4343.875224][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4343.875643][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4343.875643][ T73] dst_init+0x84/0x4a0 [ 4343.875643][ T73] dst_alloc+0x97/0x150 [ 4343.875643][ T73] rt_dst_alloc+0x31/0x3b0 [ 4343.875643][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4343.875643][ T73] ip_route_input_noref+0xe6/0x230 [ 4343.875643][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4343.875643][ T73] ip_rcv+0x16b/0x470 [ 4343.875643][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4343.875643][ T73] process_backlog+0x103/0x670 [ 4343.875643][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4343.875643][ T73] net_rx_action+0x49f/0xc00 [ 4343.875643][ T73] __do_softirq+0x1f8/0x5df [ 4343.875643][ T73] [ 4354.123239][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4354.123806][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4354.123806][ T73] dst_init+0x84/0x4a0 [ 4354.123806][ T73] dst_alloc+0x97/0x150 [ 4354.123806][ T73] rt_dst_alloc+0x31/0x3b0 [ 4354.123806][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4354.123806][ T73] ip_route_input_noref+0xe6/0x230 [ 4354.123806][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4354.123806][ T73] ip_rcv+0x16b/0x470 [ 4354.123806][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4354.123806][ T73] process_backlog+0x103/0x670 [ 4354.123806][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4354.123806][ T73] net_rx_action+0x49f/0xc00 [ 4354.123806][ T73] __do_softirq+0x1f8/0x5df [ 4354.123806][ T73] [ 4364.371176][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4364.371745][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4364.371745][ T73] dst_init+0x84/0x4a0 [ 4364.371745][ T73] dst_alloc+0x97/0x150 [ 4364.371745][ T73] rt_dst_alloc+0x31/0x3b0 [ 4364.371745][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4364.371745][ T73] ip_route_input_noref+0xe6/0x230 [ 4364.371745][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4364.371745][ T73] ip_rcv+0x16b/0x470 [ 4364.371745][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4364.371745][ T73] process_backlog+0x103/0x670 [ 4364.371745][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4364.371745][ T73] net_rx_action+0x49f/0xc00 [ 4364.371745][ T73] __do_softirq+0x1f8/0x5df [ 4364.371745][ T73] [ 4374.619186][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4374.619618][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4374.619618][ T73] dst_init+0x84/0x4a0 [ 4374.619618][ T73] dst_alloc+0x97/0x150 [ 4374.619618][ T73] rt_dst_alloc+0x31/0x3b0 [ 4374.619618][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4374.619618][ T73] ip_route_input_noref+0xe6/0x230 [ 4374.619618][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4374.619618][ T73] ip_rcv+0x16b/0x470 [ 4374.619618][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4374.619618][ T73] process_backlog+0x103/0x670 [ 4374.619618][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4374.619618][ T73] net_rx_action+0x49f/0xc00 [ 4374.619618][ T73] __do_softirq+0x1f8/0x5df [ 4374.619618][ T73] [ 4384.867234][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4384.867652][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4384.867652][ T73] dst_init+0x84/0x4a0 [ 4384.867652][ T73] dst_alloc+0x97/0x150 [ 4384.867652][ T73] rt_dst_alloc+0x31/0x3b0 [ 4384.867652][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4384.867652][ T73] ip_route_input_noref+0xe6/0x230 [ 4384.867652][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4384.867652][ T73] ip_rcv+0x16b/0x470 [ 4384.867652][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4384.867652][ T73] process_backlog+0x103/0x670 [ 4384.867652][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4384.867652][ T73] net_rx_action+0x49f/0xc00 [ 4384.867652][ T73] __do_softirq+0x1f8/0x5df [ 4384.867652][ T73] [ 4395.115182][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4395.115555][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4395.115555][ T73] dst_init+0x84/0x4a0 [ 4395.115555][ T73] dst_alloc+0x97/0x150 [ 4395.115555][ T73] rt_dst_alloc+0x31/0x3b0 [ 4395.115555][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4395.115555][ T73] ip_route_input_noref+0xe6/0x230 [ 4395.115555][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4395.115555][ T73] ip_rcv+0x16b/0x470 [ 4395.115555][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4395.115555][ T73] process_backlog+0x103/0x670 [ 4395.115555][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4395.115555][ T73] net_rx_action+0x49f/0xc00 [ 4395.115555][ T73] __do_softirq+0x1f8/0x5df [ 4395.115555][ T73] [ 4405.363256][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4405.363615][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4405.363615][ T73] dst_init+0x84/0x4a0 [ 4405.363615][ T73] dst_alloc+0x97/0x150 [ 4405.363615][ T73] rt_dst_alloc+0x31/0x3b0 [ 4405.363615][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4405.363615][ T73] ip_route_input_noref+0xe6/0x230 [ 4405.363615][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4405.363615][ T73] ip_rcv+0x16b/0x470 [ 4405.363615][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4405.363615][ T73] process_backlog+0x103/0x670 [ 4405.363615][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4405.363615][ T73] net_rx_action+0x49f/0xc00 [ 4405.363615][ T73] __do_softirq+0x1f8/0x5df [ 4405.363615][ T73] [ 4415.611217][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4415.611709][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4415.611709][ T73] dst_init+0x84/0x4a0 [ 4415.611709][ T73] dst_alloc+0x97/0x150 [ 4415.611709][ T73] rt_dst_alloc+0x31/0x3b0 [ 4415.611709][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4415.611709][ T73] ip_route_input_noref+0xe6/0x230 [ 4415.611709][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4415.611709][ T73] ip_rcv+0x16b/0x470 [ 4415.611709][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4415.611709][ T73] process_backlog+0x103/0x670 [ 4415.611709][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4415.611709][ T73] net_rx_action+0x49f/0xc00 [ 4415.611709][ T73] __do_softirq+0x1f8/0x5df [ 4415.611709][ T73] [ 4425.859206][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4425.859628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4425.859628][ T73] dst_init+0x84/0x4a0 [ 4425.859628][ T73] dst_alloc+0x97/0x150 [ 4425.859628][ T73] rt_dst_alloc+0x31/0x3b0 [ 4425.859628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4425.859628][ T73] ip_route_input_noref+0xe6/0x230 [ 4425.859628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4425.859628][ T73] ip_rcv+0x16b/0x470 [ 4425.859628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4425.859628][ T73] process_backlog+0x103/0x670 [ 4425.859628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4425.859628][ T73] net_rx_action+0x49f/0xc00 [ 4425.859628][ T73] __do_softirq+0x1f8/0x5df [ 4425.859628][ T73] [ 4436.107196][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4436.107625][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4436.107625][ T73] dst_init+0x84/0x4a0 [ 4436.107625][ T73] dst_alloc+0x97/0x150 [ 4436.107625][ T73] rt_dst_alloc+0x31/0x3b0 [ 4436.107625][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4436.107625][ T73] ip_route_input_noref+0xe6/0x230 [ 4436.107625][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4436.107625][ T73] ip_rcv+0x16b/0x470 [ 4436.107625][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4436.107625][ T73] process_backlog+0x103/0x670 [ 4436.107625][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4436.107625][ T73] net_rx_action+0x49f/0xc00 [ 4436.107625][ T73] __do_softirq+0x1f8/0x5df [ 4436.107625][ T73] [ 4446.355156][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4446.355516][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4446.355516][ T73] dst_init+0x84/0x4a0 [ 4446.355516][ T73] dst_alloc+0x97/0x150 [ 4446.355516][ T73] rt_dst_alloc+0x31/0x3b0 [ 4446.355516][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4446.355516][ T73] ip_route_input_noref+0xe6/0x230 [ 4446.355516][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4446.355516][ T73] ip_rcv+0x16b/0x470 [ 4446.355516][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4446.355516][ T73] process_backlog+0x103/0x670 [ 4446.355516][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4446.355516][ T73] net_rx_action+0x49f/0xc00 [ 4446.355516][ T73] __do_softirq+0x1f8/0x5df [ 4446.355516][ T73] [ 4456.603161][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4456.603616][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4456.603616][ T73] dst_init+0x84/0x4a0 [ 4456.603616][ T73] dst_alloc+0x97/0x150 [ 4456.603616][ T73] rt_dst_alloc+0x31/0x3b0 [ 4456.603616][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4456.603616][ T73] ip_route_input_noref+0xe6/0x230 [ 4456.603616][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4456.603616][ T73] ip_rcv+0x16b/0x470 [ 4456.603616][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4456.603616][ T73] process_backlog+0x103/0x670 [ 4456.603616][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4456.603616][ T73] net_rx_action+0x49f/0xc00 [ 4456.603616][ T73] __do_softirq+0x1f8/0x5df [ 4456.603616][ T73] [ 4466.851133][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4466.851492][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4466.851492][ T73] dst_init+0x84/0x4a0 [ 4466.851492][ T73] dst_alloc+0x97/0x150 [ 4466.851492][ T73] rt_dst_alloc+0x31/0x3b0 [ 4466.851492][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4466.851492][ T73] ip_route_input_noref+0xe6/0x230 [ 4466.851492][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4466.851492][ T73] ip_rcv+0x16b/0x470 [ 4466.851492][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4466.851492][ T73] process_backlog+0x103/0x670 [ 4466.851492][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4466.851492][ T73] net_rx_action+0x49f/0xc00 [ 4466.851492][ T73] __do_softirq+0x1f8/0x5df [ 4466.851492][ T73] [ 4477.099187][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4477.099576][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4477.099576][ T73] dst_init+0x84/0x4a0 [ 4477.099576][ T73] dst_alloc+0x97/0x150 [ 4477.099576][ T73] rt_dst_alloc+0x31/0x3b0 [ 4477.099576][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4477.099576][ T73] ip_route_input_noref+0xe6/0x230 [ 4477.099576][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4477.099576][ T73] ip_rcv+0x16b/0x470 [ 4477.099576][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4477.099576][ T73] process_backlog+0x103/0x670 [ 4477.099576][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4477.099576][ T73] net_rx_action+0x49f/0xc00 [ 4477.099576][ T73] __do_softirq+0x1f8/0x5df [ 4477.099576][ T73] [ 4487.347142][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4487.347541][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4487.347541][ T73] dst_init+0x84/0x4a0 [ 4487.347541][ T73] dst_alloc+0x97/0x150 [ 4487.347541][ T73] rt_dst_alloc+0x31/0x3b0 [ 4487.347541][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4487.347541][ T73] ip_route_input_noref+0xe6/0x230 [ 4487.347541][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4487.347541][ T73] ip_rcv+0x16b/0x470 [ 4487.347541][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4487.347541][ T73] process_backlog+0x103/0x670 [ 4487.347541][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4487.347541][ T73] net_rx_action+0x49f/0xc00 [ 4487.347541][ T73] __do_softirq+0x1f8/0x5df [ 4487.347541][ T73] [ 4497.595245][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4497.595628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4497.595628][ T73] dst_init+0x84/0x4a0 [ 4497.595628][ T73] dst_alloc+0x97/0x150 [ 4497.595628][ T73] rt_dst_alloc+0x31/0x3b0 [ 4497.595628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4497.595628][ T73] ip_route_input_noref+0xe6/0x230 [ 4497.595628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4497.595628][ T73] ip_rcv+0x16b/0x470 [ 4497.595628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4497.595628][ T73] process_backlog+0x103/0x670 [ 4497.595628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4497.595628][ T73] net_rx_action+0x49f/0xc00 [ 4497.595628][ T73] __do_softirq+0x1f8/0x5df [ 4497.595628][ T73] [ 4507.843183][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4507.843561][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4507.843561][ T73] dst_init+0x84/0x4a0 [ 4507.843561][ T73] dst_alloc+0x97/0x150 [ 4507.843561][ T73] rt_dst_alloc+0x31/0x3b0 [ 4507.843561][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4507.843561][ T73] ip_route_input_noref+0xe6/0x230 [ 4507.843561][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4507.843561][ T73] ip_rcv+0x16b/0x470 [ 4507.843561][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4507.843561][ T73] process_backlog+0x103/0x670 [ 4507.843561][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4507.843561][ T73] net_rx_action+0x49f/0xc00 [ 4507.843561][ T73] __do_softirq+0x1f8/0x5df [ 4507.843561][ T73] [ 4518.091169][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4518.091594][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4518.091594][ T73] dst_init+0x84/0x4a0 [ 4518.091594][ T73] dst_alloc+0x97/0x150 [ 4518.091594][ T73] rt_dst_alloc+0x31/0x3b0 [ 4518.091594][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4518.091594][ T73] ip_route_input_noref+0xe6/0x230 [ 4518.091594][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4518.091594][ T73] ip_rcv+0x16b/0x470 [ 4518.091594][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4518.091594][ T73] process_backlog+0x103/0x670 [ 4518.091594][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4518.091594][ T73] net_rx_action+0x49f/0xc00 [ 4518.091594][ T73] __do_softirq+0x1f8/0x5df [ 4518.091594][ T73] [ 4528.339174][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4528.339557][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4528.339557][ T73] dst_init+0x84/0x4a0 [ 4528.339557][ T73] dst_alloc+0x97/0x150 [ 4528.339557][ T73] rt_dst_alloc+0x31/0x3b0 [ 4528.339557][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4528.339557][ T73] ip_route_input_noref+0xe6/0x230 [ 4528.339557][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4528.339557][ T73] ip_rcv+0x16b/0x470 [ 4528.339557][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4528.339557][ T73] process_backlog+0x103/0x670 [ 4528.339557][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4528.339557][ T73] net_rx_action+0x49f/0xc00 [ 4528.339557][ T73] __do_softirq+0x1f8/0x5df [ 4528.339557][ T73] [ 4538.587174][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4538.587628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4538.587628][ T73] dst_init+0x84/0x4a0 [ 4538.587628][ T73] dst_alloc+0x97/0x150 [ 4538.587628][ T73] rt_dst_alloc+0x31/0x3b0 [ 4538.587628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4538.587628][ T73] ip_route_input_noref+0xe6/0x230 [ 4538.587628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4538.587628][ T73] ip_rcv+0x16b/0x470 [ 4538.587628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4538.587628][ T73] process_backlog+0x103/0x670 [ 4538.587628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4538.587628][ T73] net_rx_action+0x49f/0xc00 [ 4538.587628][ T73] __do_softirq+0x1f8/0x5df [ 4538.587628][ T73] [ 4548.835202][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4548.835627][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4548.835627][ T73] dst_init+0x84/0x4a0 [ 4548.835627][ T73] dst_alloc+0x97/0x150 [ 4548.835627][ T73] rt_dst_alloc+0x31/0x3b0 [ 4548.835627][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4548.835627][ T73] ip_route_input_noref+0xe6/0x230 [ 4548.835627][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4548.835627][ T73] ip_rcv+0x16b/0x470 [ 4548.835627][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4548.835627][ T73] process_backlog+0x103/0x670 [ 4548.835627][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4548.835627][ T73] net_rx_action+0x49f/0xc00 [ 4548.835627][ T73] __do_softirq+0x1f8/0x5df [ 4548.835627][ T73] [ 4559.083208][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4559.083777][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4559.083777][ T73] dst_init+0x84/0x4a0 [ 4559.083777][ T73] dst_alloc+0x97/0x150 [ 4559.083777][ T73] rt_dst_alloc+0x31/0x3b0 [ 4559.083777][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4559.083777][ T73] ip_route_input_noref+0xe6/0x230 [ 4559.083777][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4559.083777][ T73] ip_rcv+0x16b/0x470 [ 4559.083777][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4559.083777][ T73] process_backlog+0x103/0x670 [ 4559.083777][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4559.083777][ T73] net_rx_action+0x49f/0xc00 [ 4559.083777][ T73] __do_softirq+0x1f8/0x5df [ 4559.083777][ T73] [ 4569.331183][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4569.331566][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4569.331566][ T73] dst_init+0x84/0x4a0 [ 4569.331566][ T73] dst_alloc+0x97/0x150 [ 4569.331566][ T73] rt_dst_alloc+0x31/0x3b0 [ 4569.331566][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4569.331566][ T73] ip_route_input_noref+0xe6/0x230 [ 4569.331566][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4569.331566][ T73] ip_rcv+0x16b/0x470 [ 4569.331566][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4569.331566][ T73] process_backlog+0x103/0x670 [ 4569.331566][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4569.331566][ T73] net_rx_action+0x49f/0xc00 [ 4569.331566][ T73] __do_softirq+0x1f8/0x5df [ 4569.331566][ T73] [ 4579.579154][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4579.579567][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4579.579567][ T73] dst_init+0x84/0x4a0 [ 4579.579567][ T73] dst_alloc+0x97/0x150 [ 4579.579567][ T73] rt_dst_alloc+0x31/0x3b0 [ 4579.579567][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4579.579567][ T73] ip_route_input_noref+0xe6/0x230 [ 4579.579567][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4579.579567][ T73] ip_rcv+0x16b/0x470 [ 4579.579567][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4579.579567][ T73] process_backlog+0x103/0x670 [ 4579.579567][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4579.579567][ T73] net_rx_action+0x49f/0xc00 [ 4579.579567][ T73] __do_softirq+0x1f8/0x5df [ 4579.579567][ T73] [ 4589.827181][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4589.827632][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4589.827632][ T73] dst_init+0x84/0x4a0 [ 4589.827632][ T73] dst_alloc+0x97/0x150 [ 4589.827632][ T73] rt_dst_alloc+0x31/0x3b0 [ 4589.827632][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4589.827632][ T73] ip_route_input_noref+0xe6/0x230 [ 4589.827632][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4589.827632][ T73] ip_rcv+0x16b/0x470 [ 4589.827632][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4589.827632][ T73] process_backlog+0x103/0x670 [ 4589.827632][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4589.827632][ T73] net_rx_action+0x49f/0xc00 [ 4589.827632][ T73] __do_softirq+0x1f8/0x5df [ 4589.827632][ T73] [ 4600.075185][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4600.075572][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4600.075572][ T73] dst_init+0x84/0x4a0 [ 4600.075572][ T73] dst_alloc+0x97/0x150 [ 4600.075572][ T73] rt_dst_alloc+0x31/0x3b0 [ 4600.075572][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4600.075572][ T73] ip_route_input_noref+0xe6/0x230 [ 4600.075572][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4600.075572][ T73] ip_rcv+0x16b/0x470 [ 4600.075572][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4600.075572][ T73] process_backlog+0x103/0x670 [ 4600.075572][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4600.075572][ T73] net_rx_action+0x49f/0xc00 [ 4600.075572][ T73] __do_softirq+0x1f8/0x5df [ 4600.075572][ T73] [ 4610.323188][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4610.323592][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4610.323592][ T73] dst_init+0x84/0x4a0 [ 4610.323592][ T73] dst_alloc+0x97/0x150 [ 4610.323592][ T73] rt_dst_alloc+0x31/0x3b0 [ 4610.323592][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4610.323592][ T73] ip_route_input_noref+0xe6/0x230 [ 4610.323592][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4610.323592][ T73] ip_rcv+0x16b/0x470 [ 4610.323592][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4610.323592][ T73] process_backlog+0x103/0x670 [ 4610.323592][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4610.323592][ T73] net_rx_action+0x49f/0xc00 [ 4610.323592][ T73] __do_softirq+0x1f8/0x5df [ 4610.323592][ T73] [ 4620.571191][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4620.571601][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4620.571601][ T73] dst_init+0x84/0x4a0 [ 4620.571601][ T73] dst_alloc+0x97/0x150 [ 4620.571601][ T73] rt_dst_alloc+0x31/0x3b0 [ 4620.571601][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4620.571601][ T73] ip_route_input_noref+0xe6/0x230 [ 4620.571601][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4620.571601][ T73] ip_rcv+0x16b/0x470 [ 4620.571601][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4620.571601][ T73] process_backlog+0x103/0x670 [ 4620.571601][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4620.571601][ T73] net_rx_action+0x49f/0xc00 [ 4620.571601][ T73] __do_softirq+0x1f8/0x5df [ 4620.571601][ T73] [ 4630.819190][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4630.819560][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4630.819560][ T73] dst_init+0x84/0x4a0 [ 4630.819560][ T73] dst_alloc+0x97/0x150 [ 4630.819560][ T73] rt_dst_alloc+0x31/0x3b0 [ 4630.819560][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4630.819560][ T73] ip_route_input_noref+0xe6/0x230 [ 4630.819560][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4630.819560][ T73] ip_rcv+0x16b/0x470 [ 4630.819560][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4630.819560][ T73] process_backlog+0x103/0x670 [ 4630.819560][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4630.819560][ T73] net_rx_action+0x49f/0xc00 [ 4630.819560][ T73] __do_softirq+0x1f8/0x5df [ 4630.819560][ T73] [ 4641.067371][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4641.067853][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4641.067853][ T73] dst_init+0x84/0x4a0 [ 4641.067853][ T73] dst_alloc+0x97/0x150 [ 4641.067853][ T73] rt_dst_alloc+0x31/0x3b0 [ 4641.067853][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4641.067853][ T73] ip_route_input_noref+0xe6/0x230 [ 4641.067853][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4641.067853][ T73] ip_rcv+0x16b/0x470 [ 4641.067853][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4641.067853][ T73] process_backlog+0x103/0x670 [ 4641.067853][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4641.067853][ T73] net_rx_action+0x49f/0xc00 [ 4641.067853][ T73] __do_softirq+0x1f8/0x5df [ 4641.067853][ T73] [ 4651.315236][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4651.315791][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4651.315791][ T73] dst_init+0x84/0x4a0 [ 4651.315791][ T73] dst_alloc+0x97/0x150 [ 4651.315791][ T73] rt_dst_alloc+0x31/0x3b0 [ 4651.315791][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4651.315791][ T73] ip_route_input_noref+0xe6/0x230 [ 4651.315791][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4651.315791][ T73] ip_rcv+0x16b/0x470 [ 4651.315791][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4651.315791][ T73] process_backlog+0x103/0x670 [ 4651.315791][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4651.315791][ T73] net_rx_action+0x49f/0xc00 [ 4651.315791][ T73] __do_softirq+0x1f8/0x5df [ 4651.315791][ T73] [ 4661.563213][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4661.563696][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4661.563696][ T73] dst_init+0x84/0x4a0 [ 4661.563696][ T73] dst_alloc+0x97/0x150 [ 4661.563696][ T73] rt_dst_alloc+0x31/0x3b0 [ 4661.563696][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4661.563696][ T73] ip_route_input_noref+0xe6/0x230 [ 4661.563696][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4661.563696][ T73] ip_rcv+0x16b/0x470 [ 4661.563696][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4661.563696][ T73] process_backlog+0x103/0x670 [ 4661.563696][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4661.563696][ T73] net_rx_action+0x49f/0xc00 [ 4661.563696][ T73] __do_softirq+0x1f8/0x5df [ 4661.563696][ T73] [ 4671.811168][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4671.811638][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4671.811638][ T73] dst_init+0x84/0x4a0 [ 4671.811638][ T73] dst_alloc+0x97/0x150 [ 4671.811638][ T73] rt_dst_alloc+0x31/0x3b0 [ 4671.811638][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4671.811638][ T73] ip_route_input_noref+0xe6/0x230 [ 4671.811638][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4671.811638][ T73] ip_rcv+0x16b/0x470 [ 4671.811638][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4671.811638][ T73] process_backlog+0x103/0x670 [ 4671.811638][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4671.811638][ T73] net_rx_action+0x49f/0xc00 [ 4671.811638][ T73] __do_softirq+0x1f8/0x5df [ 4671.811638][ T73] [ 4682.059176][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4682.059665][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4682.059665][ T73] dst_init+0x84/0x4a0 [ 4682.059665][ T73] dst_alloc+0x97/0x150 [ 4682.059665][ T73] rt_dst_alloc+0x31/0x3b0 [ 4682.059665][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4682.059665][ T73] ip_route_input_noref+0xe6/0x230 [ 4682.059665][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4682.059665][ T73] ip_rcv+0x16b/0x470 [ 4682.059665][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4682.059665][ T73] process_backlog+0x103/0x670 [ 4682.059665][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4682.059665][ T73] net_rx_action+0x49f/0xc00 [ 4682.059665][ T73] __do_softirq+0x1f8/0x5df [ 4682.059665][ T73] [ 4692.307190][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4692.307573][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4692.307573][ T73] dst_init+0x84/0x4a0 [ 4692.307573][ T73] dst_alloc+0x97/0x150 [ 4692.307573][ T73] rt_dst_alloc+0x31/0x3b0 [ 4692.307573][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4692.307573][ T73] ip_route_input_noref+0xe6/0x230 [ 4692.307573][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4692.307573][ T73] ip_rcv+0x16b/0x470 [ 4692.307573][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4692.307573][ T73] process_backlog+0x103/0x670 [ 4692.307573][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4692.307573][ T73] net_rx_action+0x49f/0xc00 [ 4692.307573][ T73] __do_softirq+0x1f8/0x5df [ 4692.307573][ T73] [ 4702.555165][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4702.555556][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4702.555556][ T73] dst_init+0x84/0x4a0 [ 4702.555556][ T73] dst_alloc+0x97/0x150 [ 4702.555556][ T73] rt_dst_alloc+0x31/0x3b0 [ 4702.555556][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4702.555556][ T73] ip_route_input_noref+0xe6/0x230 [ 4702.555556][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4702.555556][ T73] ip_rcv+0x16b/0x470 [ 4702.555556][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4702.555556][ T73] process_backlog+0x103/0x670 [ 4702.555556][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4702.555556][ T73] net_rx_action+0x49f/0xc00 [ 4702.555556][ T73] __do_softirq+0x1f8/0x5df [ 4702.555556][ T73] [ 4712.803248][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4712.803644][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4712.803644][ T73] dst_init+0x84/0x4a0 [ 4712.803644][ T73] dst_alloc+0x97/0x150 [ 4712.803644][ T73] rt_dst_alloc+0x31/0x3b0 [ 4712.803644][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4712.803644][ T73] ip_route_input_noref+0xe6/0x230 [ 4712.803644][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4712.803644][ T73] ip_rcv+0x16b/0x470 [ 4712.803644][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4712.803644][ T73] process_backlog+0x103/0x670 [ 4712.803644][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4712.803644][ T73] net_rx_action+0x49f/0xc00 [ 4712.803644][ T73] __do_softirq+0x1f8/0x5df [ 4712.803644][ T73] [ 4723.051233][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4723.051614][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4723.051614][ T73] dst_init+0x84/0x4a0 [ 4723.051614][ T73] dst_alloc+0x97/0x150 [ 4723.051614][ T73] rt_dst_alloc+0x31/0x3b0 [ 4723.051614][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4723.051614][ T73] ip_route_input_noref+0xe6/0x230 [ 4723.051614][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4723.051614][ T73] ip_rcv+0x16b/0x470 [ 4723.051614][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4723.051614][ T73] process_backlog+0x103/0x670 [ 4723.051614][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4723.051614][ T73] net_rx_action+0x49f/0xc00 [ 4723.051614][ T73] __do_softirq+0x1f8/0x5df [ 4723.051614][ T73] [ 4733.299187][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4733.299776][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4733.299776][ T73] dst_init+0x84/0x4a0 [ 4733.299776][ T73] dst_alloc+0x97/0x150 [ 4733.299776][ T73] rt_dst_alloc+0x31/0x3b0 [ 4733.299776][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4733.299776][ T73] ip_route_input_noref+0xe6/0x230 [ 4733.299776][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4733.299776][ T73] ip_rcv+0x16b/0x470 [ 4733.299776][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4733.299776][ T73] process_backlog+0x103/0x670 [ 4733.299776][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4733.299776][ T73] net_rx_action+0x49f/0xc00 [ 4733.299776][ T73] __do_softirq+0x1f8/0x5df [ 4733.299776][ T73] [ 4743.547182][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4743.547582][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4743.547582][ T73] dst_init+0x84/0x4a0 [ 4743.547582][ T73] dst_alloc+0x97/0x150 [ 4743.547582][ T73] rt_dst_alloc+0x31/0x3b0 [ 4743.547582][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4743.547582][ T73] ip_route_input_noref+0xe6/0x230 [ 4743.547582][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4743.547582][ T73] ip_rcv+0x16b/0x470 [ 4743.547582][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4743.547582][ T73] process_backlog+0x103/0x670 [ 4743.547582][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4743.547582][ T73] net_rx_action+0x49f/0xc00 [ 4743.547582][ T73] __do_softirq+0x1f8/0x5df [ 4743.547582][ T73] [ 4753.795181][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4753.795595][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4753.795595][ T73] dst_init+0x84/0x4a0 [ 4753.795595][ T73] dst_alloc+0x97/0x150 [ 4753.795595][ T73] rt_dst_alloc+0x31/0x3b0 [ 4753.795595][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4753.795595][ T73] ip_route_input_noref+0xe6/0x230 [ 4753.795595][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4753.795595][ T73] ip_rcv+0x16b/0x470 [ 4753.795595][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4753.795595][ T73] process_backlog+0x103/0x670 [ 4753.795595][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4753.795595][ T73] net_rx_action+0x49f/0xc00 [ 4753.795595][ T73] __do_softirq+0x1f8/0x5df [ 4753.795595][ T73] [ 4764.043187][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4764.043629][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4764.043629][ T73] dst_init+0x84/0x4a0 [ 4764.043629][ T73] dst_alloc+0x97/0x150 [ 4764.043629][ T73] rt_dst_alloc+0x31/0x3b0 [ 4764.043629][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4764.043629][ T73] ip_route_input_noref+0xe6/0x230 [ 4764.043629][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4764.043629][ T73] ip_rcv+0x16b/0x470 [ 4764.043629][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4764.043629][ T73] process_backlog+0x103/0x670 [ 4764.043629][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4764.043629][ T73] net_rx_action+0x49f/0xc00 [ 4764.043629][ T73] __do_softirq+0x1f8/0x5df [ 4764.043629][ T73] [ 4774.291184][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4774.291540][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4774.291540][ T73] dst_init+0x84/0x4a0 [ 4774.291540][ T73] dst_alloc+0x97/0x150 [ 4774.291540][ T73] rt_dst_alloc+0x31/0x3b0 [ 4774.291540][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4774.291540][ T73] ip_route_input_noref+0xe6/0x230 [ 4774.291540][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4774.291540][ T73] ip_rcv+0x16b/0x470 [ 4774.291540][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4774.291540][ T73] process_backlog+0x103/0x670 [ 4774.291540][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4774.291540][ T73] net_rx_action+0x49f/0xc00 [ 4774.291540][ T73] __do_softirq+0x1f8/0x5df [ 4774.291540][ T73] [ 4784.539167][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4784.539582][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4784.539582][ T73] dst_init+0x84/0x4a0 [ 4784.539582][ T73] dst_alloc+0x97/0x150 [ 4784.539582][ T73] rt_dst_alloc+0x31/0x3b0 [ 4784.539582][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4784.539582][ T73] ip_route_input_noref+0xe6/0x230 [ 4784.539582][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4784.539582][ T73] ip_rcv+0x16b/0x470 [ 4784.539582][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4784.539582][ T73] process_backlog+0x103/0x670 [ 4784.539582][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4784.539582][ T73] net_rx_action+0x49f/0xc00 [ 4784.539582][ T73] __do_softirq+0x1f8/0x5df [ 4784.539582][ T73] [ 4794.787182][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4794.787560][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4794.787560][ T73] dst_init+0x84/0x4a0 [ 4794.787560][ T73] dst_alloc+0x97/0x150 [ 4794.787560][ T73] rt_dst_alloc+0x31/0x3b0 [ 4794.787560][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4794.787560][ T73] ip_route_input_noref+0xe6/0x230 [ 4794.787560][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4794.787560][ T73] ip_rcv+0x16b/0x470 [ 4794.787560][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4794.787560][ T73] process_backlog+0x103/0x670 [ 4794.787560][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4794.787560][ T73] net_rx_action+0x49f/0xc00 [ 4794.787560][ T73] __do_softirq+0x1f8/0x5df [ 4794.787560][ T73] [ 4805.035247][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4805.035628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4805.035628][ T73] dst_init+0x84/0x4a0 [ 4805.035628][ T73] dst_alloc+0x97/0x150 [ 4805.035628][ T73] rt_dst_alloc+0x31/0x3b0 [ 4805.035628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4805.035628][ T73] ip_route_input_noref+0xe6/0x230 [ 4805.035628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4805.035628][ T73] ip_rcv+0x16b/0x470 [ 4805.035628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4805.035628][ T73] process_backlog+0x103/0x670 [ 4805.035628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4805.035628][ T73] net_rx_action+0x49f/0xc00 [ 4805.035628][ T73] __do_softirq+0x1f8/0x5df [ 4805.035628][ T73] [ 4815.283188][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4815.283566][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4815.283566][ T73] dst_init+0x84/0x4a0 [ 4815.283566][ T73] dst_alloc+0x97/0x150 [ 4815.283566][ T73] rt_dst_alloc+0x31/0x3b0 [ 4815.283566][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4815.283566][ T73] ip_route_input_noref+0xe6/0x230 [ 4815.283566][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4815.283566][ T73] ip_rcv+0x16b/0x470 [ 4815.283566][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4815.283566][ T73] process_backlog+0x103/0x670 [ 4815.283566][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4815.283566][ T73] net_rx_action+0x49f/0xc00 [ 4815.283566][ T73] __do_softirq+0x1f8/0x5df [ 4815.283566][ T73] [ 4825.531222][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4825.531654][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4825.531654][ T73] dst_init+0x84/0x4a0 [ 4825.531654][ T73] dst_alloc+0x97/0x150 [ 4825.531654][ T73] rt_dst_alloc+0x31/0x3b0 [ 4825.531654][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4825.531654][ T73] ip_route_input_noref+0xe6/0x230 [ 4825.531654][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4825.531654][ T73] ip_rcv+0x16b/0x470 [ 4825.531654][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4825.531654][ T73] process_backlog+0x103/0x670 [ 4825.531654][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4825.531654][ T73] net_rx_action+0x49f/0xc00 [ 4825.531654][ T73] __do_softirq+0x1f8/0x5df [ 4825.531654][ T73] [ 4835.779267][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4835.779675][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4835.779675][ T73] dst_init+0x84/0x4a0 [ 4835.779675][ T73] dst_alloc+0x97/0x150 [ 4835.779675][ T73] rt_dst_alloc+0x31/0x3b0 [ 4835.779675][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4835.779675][ T73] ip_route_input_noref+0xe6/0x230 [ 4835.779675][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4835.779675][ T73] ip_rcv+0x16b/0x470 [ 4835.779675][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4835.779675][ T73] process_backlog+0x103/0x670 [ 4835.779675][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4835.779675][ T73] net_rx_action+0x49f/0xc00 [ 4835.779675][ T73] __do_softirq+0x1f8/0x5df [ 4835.779675][ T73] [ 4846.027182][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4846.027652][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4846.027652][ T73] dst_init+0x84/0x4a0 [ 4846.027652][ T73] dst_alloc+0x97/0x150 [ 4846.027652][ T73] rt_dst_alloc+0x31/0x3b0 [ 4846.027652][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4846.027652][ T73] ip_route_input_noref+0xe6/0x230 [ 4846.027652][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4846.027652][ T73] ip_rcv+0x16b/0x470 [ 4846.027652][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4846.027652][ T73] process_backlog+0x103/0x670 [ 4846.027652][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4846.027652][ T73] net_rx_action+0x49f/0xc00 [ 4846.027652][ T73] __do_softirq+0x1f8/0x5df [ 4846.027652][ T73] [ 4856.275177][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4856.275631][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4856.275631][ T73] dst_init+0x84/0x4a0 [ 4856.275631][ T73] dst_alloc+0x97/0x150 [ 4856.275631][ T73] rt_dst_alloc+0x31/0x3b0 [ 4856.275631][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4856.275631][ T73] ip_route_input_noref+0xe6/0x230 [ 4856.275631][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4856.275631][ T73] ip_rcv+0x16b/0x470 [ 4856.275631][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4856.275631][ T73] process_backlog+0x103/0x670 [ 4856.275631][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4856.275631][ T73] net_rx_action+0x49f/0xc00 [ 4856.275631][ T73] __do_softirq+0x1f8/0x5df [ 4856.275631][ T73] [ 4866.523301][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4866.523684][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4866.523684][ T73] dst_init+0x84/0x4a0 [ 4866.523684][ T73] dst_alloc+0x97/0x150 [ 4866.523684][ T73] rt_dst_alloc+0x31/0x3b0 [ 4866.523684][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4866.523684][ T73] ip_route_input_noref+0xe6/0x230 [ 4866.523684][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4866.523684][ T73] ip_rcv+0x16b/0x470 [ 4866.523684][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4866.523684][ T73] process_backlog+0x103/0x670 [ 4866.523684][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4866.523684][ T73] net_rx_action+0x49f/0xc00 [ 4866.523684][ T73] __do_softirq+0x1f8/0x5df [ 4866.523684][ T73] [ 4876.771287][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4876.771767][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4876.771767][ T73] dst_init+0x84/0x4a0 [ 4876.771767][ T73] dst_alloc+0x97/0x150 [ 4876.771767][ T73] rt_dst_alloc+0x31/0x3b0 [ 4876.771767][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4876.771767][ T73] ip_route_input_noref+0xe6/0x230 [ 4876.771767][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4876.771767][ T73] ip_rcv+0x16b/0x470 [ 4876.771767][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4876.771767][ T73] process_backlog+0x103/0x670 [ 4876.771767][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4876.771767][ T73] net_rx_action+0x49f/0xc00 [ 4876.771767][ T73] __do_softirq+0x1f8/0x5df [ 4876.771767][ T73] [ 4887.019165][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4887.019596][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4887.019596][ T73] dst_init+0x84/0x4a0 [ 4887.019596][ T73] dst_alloc+0x97/0x150 [ 4887.019596][ T73] rt_dst_alloc+0x31/0x3b0 [ 4887.019596][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4887.019596][ T73] ip_route_input_noref+0xe6/0x230 [ 4887.019596][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4887.019596][ T73] ip_rcv+0x16b/0x470 [ 4887.019596][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4887.019596][ T73] process_backlog+0x103/0x670 [ 4887.019596][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4887.019596][ T73] net_rx_action+0x49f/0xc00 [ 4887.019596][ T73] __do_softirq+0x1f8/0x5df [ 4887.019596][ T73] [ 4897.267178][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4897.267577][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4897.267577][ T73] dst_init+0x84/0x4a0 [ 4897.267577][ T73] dst_alloc+0x97/0x150 [ 4897.267577][ T73] rt_dst_alloc+0x31/0x3b0 [ 4897.267577][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4897.267577][ T73] ip_route_input_noref+0xe6/0x230 [ 4897.267577][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4897.267577][ T73] ip_rcv+0x16b/0x470 [ 4897.267577][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4897.267577][ T73] process_backlog+0x103/0x670 [ 4897.267577][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4897.267577][ T73] net_rx_action+0x49f/0xc00 [ 4897.267577][ T73] __do_softirq+0x1f8/0x5df [ 4897.267577][ T73] [ 4907.515258][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4907.515702][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4907.515702][ T73] dst_init+0x84/0x4a0 [ 4907.515702][ T73] dst_alloc+0x97/0x150 [ 4907.515702][ T73] rt_dst_alloc+0x31/0x3b0 [ 4907.515702][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4907.515702][ T73] ip_route_input_noref+0xe6/0x230 [ 4907.515702][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4907.515702][ T73] ip_rcv+0x16b/0x470 [ 4907.515702][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4907.515702][ T73] process_backlog+0x103/0x670 [ 4907.515702][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4907.515702][ T73] net_rx_action+0x49f/0xc00 [ 4907.515702][ T73] __do_softirq+0x1f8/0x5df [ 4907.515702][ T73] [ 4917.763245][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4917.763623][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4917.763623][ T73] dst_init+0x84/0x4a0 [ 4917.763623][ T73] dst_alloc+0x97/0x150 [ 4917.763623][ T73] rt_dst_alloc+0x31/0x3b0 [ 4917.763623][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4917.763623][ T73] ip_route_input_noref+0xe6/0x230 [ 4917.763623][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4917.763623][ T73] ip_rcv+0x16b/0x470 [ 4917.763623][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4917.763623][ T73] process_backlog+0x103/0x670 [ 4917.763623][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4917.763623][ T73] net_rx_action+0x49f/0xc00 [ 4917.763623][ T73] __do_softirq+0x1f8/0x5df [ 4917.763623][ T73] [ 4928.011237][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4928.011678][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4928.011678][ T73] dst_init+0x84/0x4a0 [ 4928.011678][ T73] dst_alloc+0x97/0x150 [ 4928.011678][ T73] rt_dst_alloc+0x31/0x3b0 [ 4928.011678][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4928.011678][ T73] ip_route_input_noref+0xe6/0x230 [ 4928.011678][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4928.011678][ T73] ip_rcv+0x16b/0x470 [ 4928.011678][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4928.011678][ T73] process_backlog+0x103/0x670 [ 4928.011678][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4928.011678][ T73] net_rx_action+0x49f/0xc00 [ 4928.011678][ T73] __do_softirq+0x1f8/0x5df [ 4928.011678][ T73] [ 4938.259214][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4938.259729][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4938.259729][ T73] dst_init+0x84/0x4a0 [ 4938.259729][ T73] dst_alloc+0x97/0x150 [ 4938.259729][ T73] rt_dst_alloc+0x31/0x3b0 [ 4938.259729][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4938.259729][ T73] ip_route_input_noref+0xe6/0x230 [ 4938.259729][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4938.259729][ T73] ip_rcv+0x16b/0x470 [ 4938.259729][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4938.259729][ T73] process_backlog+0x103/0x670 [ 4938.259729][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4938.259729][ T73] net_rx_action+0x49f/0xc00 [ 4938.259729][ T73] __do_softirq+0x1f8/0x5df [ 4938.259729][ T73] [ 4948.507154][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4948.507570][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4948.507570][ T73] dst_init+0x84/0x4a0 [ 4948.507570][ T73] dst_alloc+0x97/0x150 [ 4948.507570][ T73] rt_dst_alloc+0x31/0x3b0 [ 4948.507570][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4948.507570][ T73] ip_route_input_noref+0xe6/0x230 [ 4948.507570][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4948.507570][ T73] ip_rcv+0x16b/0x470 [ 4948.507570][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4948.507570][ T73] process_backlog+0x103/0x670 [ 4948.507570][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4948.507570][ T73] net_rx_action+0x49f/0xc00 [ 4948.507570][ T73] __do_softirq+0x1f8/0x5df [ 4948.507570][ T73] [ 4958.755184][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4958.755626][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4958.755626][ T73] dst_init+0x84/0x4a0 [ 4958.755626][ T73] dst_alloc+0x97/0x150 [ 4958.755626][ T73] rt_dst_alloc+0x31/0x3b0 [ 4958.755626][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4958.755626][ T73] ip_route_input_noref+0xe6/0x230 [ 4958.755626][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4958.755626][ T73] ip_rcv+0x16b/0x470 [ 4958.755626][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4958.755626][ T73] process_backlog+0x103/0x670 [ 4958.755626][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4958.755626][ T73] net_rx_action+0x49f/0xc00 [ 4958.755626][ T73] __do_softirq+0x1f8/0x5df [ 4958.755626][ T73] [ 4969.003207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4969.003651][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4969.003651][ T73] dst_init+0x84/0x4a0 [ 4969.003651][ T73] dst_alloc+0x97/0x150 [ 4969.003651][ T73] rt_dst_alloc+0x31/0x3b0 [ 4969.003651][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4969.003651][ T73] ip_route_input_noref+0xe6/0x230 [ 4969.003651][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4969.003651][ T73] ip_rcv+0x16b/0x470 [ 4969.003651][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4969.003651][ T73] process_backlog+0x103/0x670 [ 4969.003651][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4969.003651][ T73] net_rx_action+0x49f/0xc00 [ 4969.003651][ T73] __do_softirq+0x1f8/0x5df [ 4969.003651][ T73] [ 4979.251212][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4979.251650][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4979.251650][ T73] dst_init+0x84/0x4a0 [ 4979.251650][ T73] dst_alloc+0x97/0x150 [ 4979.251650][ T73] rt_dst_alloc+0x31/0x3b0 [ 4979.251650][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4979.251650][ T73] ip_route_input_noref+0xe6/0x230 [ 4979.251650][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4979.251650][ T73] ip_rcv+0x16b/0x470 [ 4979.251650][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4979.251650][ T73] process_backlog+0x103/0x670 [ 4979.251650][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4979.251650][ T73] net_rx_action+0x49f/0xc00 [ 4979.251650][ T73] __do_softirq+0x1f8/0x5df [ 4979.251650][ T73] [ 4989.499239][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4989.499682][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4989.499682][ T73] dst_init+0x84/0x4a0 [ 4989.499682][ T73] dst_alloc+0x97/0x150 [ 4989.499682][ T73] rt_dst_alloc+0x31/0x3b0 [ 4989.499682][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4989.499682][ T73] ip_route_input_noref+0xe6/0x230 [ 4989.499682][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4989.499682][ T73] ip_rcv+0x16b/0x470 [ 4989.499682][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4989.499682][ T73] process_backlog+0x103/0x670 [ 4989.499682][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4989.499682][ T73] net_rx_action+0x49f/0xc00 [ 4989.499682][ T73] __do_softirq+0x1f8/0x5df [ 4989.499682][ T73] [ 4999.747242][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 4999.747722][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 4999.747722][ T73] dst_init+0x84/0x4a0 [ 4999.747722][ T73] dst_alloc+0x97/0x150 [ 4999.747722][ T73] rt_dst_alloc+0x31/0x3b0 [ 4999.747722][ T73] ip_route_input_slow+0xe44/0x1d70 [ 4999.747722][ T73] ip_route_input_noref+0xe6/0x230 [ 4999.747722][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 4999.747722][ T73] ip_rcv+0x16b/0x470 [ 4999.747722][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 4999.747722][ T73] process_backlog+0x103/0x670 [ 4999.747722][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 4999.747722][ T73] net_rx_action+0x49f/0xc00 [ 4999.747722][ T73] __do_softirq+0x1f8/0x5df [ 4999.747722][ T73] [ 5009.995195][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5009.995562][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5009.995562][ T73] dst_init+0x84/0x4a0 [ 5009.995562][ T73] dst_alloc+0x97/0x150 [ 5009.995562][ T73] rt_dst_alloc+0x31/0x3b0 [ 5009.995562][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5009.995562][ T73] ip_route_input_noref+0xe6/0x230 [ 5009.995562][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5009.995562][ T73] ip_rcv+0x16b/0x470 [ 5009.995562][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5009.995562][ T73] process_backlog+0x103/0x670 [ 5009.995562][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5009.995562][ T73] net_rx_action+0x49f/0xc00 [ 5009.995562][ T73] __do_softirq+0x1f8/0x5df [ 5009.995562][ T73] [ 5020.243251][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5020.243612][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5020.243612][ T73] dst_init+0x84/0x4a0 [ 5020.243612][ T73] dst_alloc+0x97/0x150 [ 5020.243612][ T73] rt_dst_alloc+0x31/0x3b0 [ 5020.243612][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5020.243612][ T73] ip_route_input_noref+0xe6/0x230 [ 5020.243612][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5020.243612][ T73] ip_rcv+0x16b/0x470 [ 5020.243612][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5020.243612][ T73] process_backlog+0x103/0x670 [ 5020.243612][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5020.243612][ T73] net_rx_action+0x49f/0xc00 [ 5020.243612][ T73] __do_softirq+0x1f8/0x5df [ 5020.243612][ T73] [ 5030.491244][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5030.491599][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5030.491599][ T73] dst_init+0x84/0x4a0 [ 5030.491599][ T73] dst_alloc+0x97/0x150 [ 5030.491599][ T73] rt_dst_alloc+0x31/0x3b0 [ 5030.491599][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5030.491599][ T73] ip_route_input_noref+0xe6/0x230 [ 5030.491599][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5030.491599][ T73] ip_rcv+0x16b/0x470 [ 5030.491599][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5030.491599][ T73] process_backlog+0x103/0x670 [ 5030.491599][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5030.491599][ T73] net_rx_action+0x49f/0xc00 [ 5030.491599][ T73] __do_softirq+0x1f8/0x5df [ 5030.491599][ T73] [ 5040.739263][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5040.739694][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5040.739694][ T73] dst_init+0x84/0x4a0 [ 5040.739694][ T73] dst_alloc+0x97/0x150 [ 5040.739694][ T73] rt_dst_alloc+0x31/0x3b0 [ 5040.739694][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5040.739694][ T73] ip_route_input_noref+0xe6/0x230 [ 5040.739694][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5040.739694][ T73] ip_rcv+0x16b/0x470 [ 5040.739694][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5040.739694][ T73] process_backlog+0x103/0x670 [ 5040.739694][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5040.739694][ T73] net_rx_action+0x49f/0xc00 [ 5040.739694][ T73] __do_softirq+0x1f8/0x5df [ 5040.739694][ T73] [ 5050.987184][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5050.987569][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5050.987569][ T73] dst_init+0x84/0x4a0 [ 5050.987569][ T73] dst_alloc+0x97/0x150 [ 5050.987569][ T73] rt_dst_alloc+0x31/0x3b0 [ 5050.987569][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5050.987569][ T73] ip_route_input_noref+0xe6/0x230 [ 5050.987569][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5050.987569][ T73] ip_rcv+0x16b/0x470 [ 5050.987569][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5050.987569][ T73] process_backlog+0x103/0x670 [ 5050.987569][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5050.987569][ T73] net_rx_action+0x49f/0xc00 [ 5050.987569][ T73] __do_softirq+0x1f8/0x5df [ 5050.987569][ T73] [ 5061.235207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5061.235645][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5061.235645][ T73] dst_init+0x84/0x4a0 [ 5061.235645][ T73] dst_alloc+0x97/0x150 [ 5061.235645][ T73] rt_dst_alloc+0x31/0x3b0 [ 5061.235645][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5061.235645][ T73] ip_route_input_noref+0xe6/0x230 [ 5061.235645][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5061.235645][ T73] ip_rcv+0x16b/0x470 [ 5061.235645][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5061.235645][ T73] process_backlog+0x103/0x670 [ 5061.235645][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5061.235645][ T73] net_rx_action+0x49f/0xc00 [ 5061.235645][ T73] __do_softirq+0x1f8/0x5df [ 5061.235645][ T73] [ 5071.483233][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5071.483691][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5071.483691][ T73] dst_init+0x84/0x4a0 [ 5071.483691][ T73] dst_alloc+0x97/0x150 [ 5071.483691][ T73] rt_dst_alloc+0x31/0x3b0 [ 5071.483691][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5071.483691][ T73] ip_route_input_noref+0xe6/0x230 [ 5071.483691][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5071.483691][ T73] ip_rcv+0x16b/0x470 [ 5071.483691][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5071.483691][ T73] process_backlog+0x103/0x670 [ 5071.483691][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5071.483691][ T73] net_rx_action+0x49f/0xc00 [ 5071.483691][ T73] __do_softirq+0x1f8/0x5df [ 5071.483691][ T73] [ 5081.731223][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5081.731644][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5081.731644][ T73] dst_init+0x84/0x4a0 [ 5081.731644][ T73] dst_alloc+0x97/0x150 [ 5081.731644][ T73] rt_dst_alloc+0x31/0x3b0 [ 5081.731644][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5081.731644][ T73] ip_route_input_noref+0xe6/0x230 [ 5081.731644][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5081.731644][ T73] ip_rcv+0x16b/0x470 [ 5081.731644][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5081.731644][ T73] process_backlog+0x103/0x670 [ 5081.731644][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5081.731644][ T73] net_rx_action+0x49f/0xc00 [ 5081.731644][ T73] __do_softirq+0x1f8/0x5df [ 5081.731644][ T73] [ 5091.979215][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5091.979635][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5091.979635][ T73] dst_init+0x84/0x4a0 [ 5091.979635][ T73] dst_alloc+0x97/0x150 [ 5091.979635][ T73] rt_dst_alloc+0x31/0x3b0 [ 5091.979635][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5091.979635][ T73] ip_route_input_noref+0xe6/0x230 [ 5091.979635][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5091.979635][ T73] ip_rcv+0x16b/0x470 [ 5091.979635][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5091.979635][ T73] process_backlog+0x103/0x670 [ 5091.979635][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5091.979635][ T73] net_rx_action+0x49f/0xc00 [ 5091.979635][ T73] __do_softirq+0x1f8/0x5df [ 5091.979635][ T73] [ 5102.227149][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5102.227587][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5102.227587][ T73] dst_init+0x84/0x4a0 [ 5102.227587][ T73] dst_alloc+0x97/0x150 [ 5102.227587][ T73] rt_dst_alloc+0x31/0x3b0 [ 5102.227587][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5102.227587][ T73] ip_route_input_noref+0xe6/0x230 [ 5102.227587][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5102.227587][ T73] ip_rcv+0x16b/0x470 [ 5102.227587][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5102.227587][ T73] process_backlog+0x103/0x670 [ 5102.227587][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5102.227587][ T73] net_rx_action+0x49f/0xc00 [ 5102.227587][ T73] __do_softirq+0x1f8/0x5df [ 5102.227587][ T73] [ 5112.475266][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5112.476010][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5112.476010][ T73] dst_init+0x84/0x4a0 [ 5112.476010][ T73] dst_alloc+0x97/0x150 [ 5112.476010][ T73] rt_dst_alloc+0x31/0x3b0 [ 5112.476010][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5112.476010][ T73] ip_route_input_noref+0xe6/0x230 [ 5112.476010][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5112.476010][ T73] ip_rcv+0x16b/0x470 [ 5112.476010][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5112.476010][ T73] process_backlog+0x103/0x670 [ 5112.476010][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5112.476010][ T73] net_rx_action+0x49f/0xc00 [ 5112.476010][ T73] __do_softirq+0x1f8/0x5df [ 5112.476010][ T73] [ 5122.723200][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5122.723609][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5122.723609][ T73] dst_init+0x84/0x4a0 [ 5122.723609][ T73] dst_alloc+0x97/0x150 [ 5122.723609][ T73] rt_dst_alloc+0x31/0x3b0 [ 5122.723609][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5122.723609][ T73] ip_route_input_noref+0xe6/0x230 [ 5122.723609][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5122.723609][ T73] ip_rcv+0x16b/0x470 [ 5122.723609][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5122.723609][ T73] process_backlog+0x103/0x670 [ 5122.723609][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5122.723609][ T73] net_rx_action+0x49f/0xc00 [ 5122.723609][ T73] __do_softirq+0x1f8/0x5df [ 5122.723609][ T73] [ 5132.971374][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5132.972023][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5132.972023][ T73] dst_init+0x84/0x4a0 [ 5132.972023][ T73] dst_alloc+0x97/0x150 [ 5132.972023][ T73] rt_dst_alloc+0x31/0x3b0 [ 5132.972023][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5132.972023][ T73] ip_route_input_noref+0xe6/0x230 [ 5132.972023][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5132.972023][ T73] ip_rcv+0x16b/0x470 [ 5132.972023][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5132.972023][ T73] process_backlog+0x103/0x670 [ 5132.972023][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5132.972023][ T73] net_rx_action+0x49f/0xc00 [ 5132.972023][ T73] __do_softirq+0x1f8/0x5df [ 5132.972023][ T73] [ 5143.219235][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5143.219676][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5143.219676][ T73] dst_init+0x84/0x4a0 [ 5143.219676][ T73] dst_alloc+0x97/0x150 [ 5143.219676][ T73] rt_dst_alloc+0x31/0x3b0 [ 5143.219676][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5143.219676][ T73] ip_route_input_noref+0xe6/0x230 [ 5143.219676][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5143.219676][ T73] ip_rcv+0x16b/0x470 [ 5143.219676][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5143.219676][ T73] process_backlog+0x103/0x670 [ 5143.219676][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5143.219676][ T73] net_rx_action+0x49f/0xc00 [ 5143.219676][ T73] __do_softirq+0x1f8/0x5df [ 5143.219676][ T73] [ 5153.467226][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5153.467606][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5153.467606][ T73] dst_init+0x84/0x4a0 [ 5153.467606][ T73] dst_alloc+0x97/0x150 [ 5153.467606][ T73] rt_dst_alloc+0x31/0x3b0 [ 5153.467606][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5153.467606][ T73] ip_route_input_noref+0xe6/0x230 [ 5153.467606][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5153.467606][ T73] ip_rcv+0x16b/0x470 [ 5153.467606][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5153.467606][ T73] process_backlog+0x103/0x670 [ 5153.467606][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5153.467606][ T73] net_rx_action+0x49f/0xc00 [ 5153.467606][ T73] __do_softirq+0x1f8/0x5df [ 5153.467606][ T73] [ 5163.715263][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5163.716048][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5163.716048][ T73] dst_init+0x84/0x4a0 [ 5163.716048][ T73] dst_alloc+0x97/0x150 [ 5163.716048][ T73] rt_dst_alloc+0x31/0x3b0 [ 5163.716048][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5163.716048][ T73] ip_route_input_noref+0xe6/0x230 [ 5163.716048][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5163.716048][ T73] ip_rcv+0x16b/0x470 [ 5163.716048][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5163.716048][ T73] process_backlog+0x103/0x670 [ 5163.716048][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5163.716048][ T73] net_rx_action+0x49f/0xc00 [ 5163.716048][ T73] __do_softirq+0x1f8/0x5df [ 5163.716048][ T73] [ 5173.963200][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5173.963571][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5173.963571][ T73] dst_init+0x84/0x4a0 [ 5173.963571][ T73] dst_alloc+0x97/0x150 [ 5173.963571][ T73] rt_dst_alloc+0x31/0x3b0 [ 5173.963571][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5173.963571][ T73] ip_route_input_noref+0xe6/0x230 [ 5173.963571][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5173.963571][ T73] ip_rcv+0x16b/0x470 [ 5173.963571][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5173.963571][ T73] process_backlog+0x103/0x670 [ 5173.963571][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5173.963571][ T73] net_rx_action+0x49f/0xc00 [ 5173.963571][ T73] __do_softirq+0x1f8/0x5df [ 5173.963571][ T73] [ 5184.211167][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5184.211620][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5184.211620][ T73] dst_init+0x84/0x4a0 [ 5184.211620][ T73] dst_alloc+0x97/0x150 [ 5184.211620][ T73] rt_dst_alloc+0x31/0x3b0 [ 5184.211620][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5184.211620][ T73] ip_route_input_noref+0xe6/0x230 [ 5184.211620][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5184.211620][ T73] ip_rcv+0x16b/0x470 [ 5184.211620][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5184.211620][ T73] process_backlog+0x103/0x670 [ 5184.211620][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5184.211620][ T73] net_rx_action+0x49f/0xc00 [ 5184.211620][ T73] __do_softirq+0x1f8/0x5df [ 5184.211620][ T73] [ 5194.459279][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5194.459883][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5194.459883][ T73] dst_init+0x84/0x4a0 [ 5194.459883][ T73] dst_alloc+0x97/0x150 [ 5194.459883][ T73] rt_dst_alloc+0x31/0x3b0 [ 5194.459883][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5194.459883][ T73] ip_route_input_noref+0xe6/0x230 [ 5194.459883][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5194.459883][ T73] ip_rcv+0x16b/0x470 [ 5194.459883][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5194.459883][ T73] process_backlog+0x103/0x670 [ 5194.459883][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5194.459883][ T73] net_rx_action+0x49f/0xc00 [ 5194.459883][ T73] __do_softirq+0x1f8/0x5df [ 5194.459883][ T73] [ 5204.707283][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5204.707954][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5204.707954][ T73] dst_init+0x84/0x4a0 [ 5204.707954][ T73] dst_alloc+0x97/0x150 [ 5204.707954][ T73] rt_dst_alloc+0x31/0x3b0 [ 5204.707954][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5204.707954][ T73] ip_route_input_noref+0xe6/0x230 [ 5204.707954][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5204.707954][ T73] ip_rcv+0x16b/0x470 [ 5204.707954][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5204.707954][ T73] process_backlog+0x103/0x670 [ 5204.707954][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5204.707954][ T73] net_rx_action+0x49f/0xc00 [ 5204.707954][ T73] __do_softirq+0x1f8/0x5df [ 5204.707954][ T73] [ 5214.955193][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5214.955692][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5214.955692][ T73] dst_init+0x84/0x4a0 [ 5214.955692][ T73] dst_alloc+0x97/0x150 [ 5214.955692][ T73] rt_dst_alloc+0x31/0x3b0 [ 5214.955692][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5214.955692][ T73] ip_route_input_noref+0xe6/0x230 [ 5214.955692][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5214.955692][ T73] ip_rcv+0x16b/0x470 [ 5214.955692][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5214.955692][ T73] process_backlog+0x103/0x670 [ 5214.955692][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5214.955692][ T73] net_rx_action+0x49f/0xc00 [ 5214.955692][ T73] __do_softirq+0x1f8/0x5df [ 5214.955692][ T73] [ 5225.203191][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5225.203553][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5225.203553][ T73] dst_init+0x84/0x4a0 [ 5225.203553][ T73] dst_alloc+0x97/0x150 [ 5225.203553][ T73] rt_dst_alloc+0x31/0x3b0 [ 5225.203553][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5225.203553][ T73] ip_route_input_noref+0xe6/0x230 [ 5225.203553][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5225.203553][ T73] ip_rcv+0x16b/0x470 [ 5225.203553][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5225.203553][ T73] process_backlog+0x103/0x670 [ 5225.203553][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5225.203553][ T73] net_rx_action+0x49f/0xc00 [ 5225.203553][ T73] __do_softirq+0x1f8/0x5df [ 5225.203553][ T73] [ 5235.451256][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5235.451727][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5235.451727][ T73] dst_init+0x84/0x4a0 [ 5235.451727][ T73] dst_alloc+0x97/0x150 [ 5235.451727][ T73] rt_dst_alloc+0x31/0x3b0 [ 5235.451727][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5235.451727][ T73] ip_route_input_noref+0xe6/0x230 [ 5235.451727][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5235.451727][ T73] ip_rcv+0x16b/0x470 [ 5235.451727][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5235.451727][ T73] process_backlog+0x103/0x670 [ 5235.451727][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5235.451727][ T73] net_rx_action+0x49f/0xc00 [ 5235.451727][ T73] __do_softirq+0x1f8/0x5df [ 5235.451727][ T73] [ 5245.699216][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5245.699633][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5245.699633][ T73] dst_init+0x84/0x4a0 [ 5245.699633][ T73] dst_alloc+0x97/0x150 [ 5245.699633][ T73] rt_dst_alloc+0x31/0x3b0 [ 5245.699633][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5245.699633][ T73] ip_route_input_noref+0xe6/0x230 [ 5245.699633][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5245.699633][ T73] ip_rcv+0x16b/0x470 [ 5245.699633][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5245.699633][ T73] process_backlog+0x103/0x670 [ 5245.699633][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5245.699633][ T73] net_rx_action+0x49f/0xc00 [ 5245.699633][ T73] __do_softirq+0x1f8/0x5df [ 5245.699633][ T73] [ 5255.947351][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5255.947920][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5255.947920][ T73] dst_init+0x84/0x4a0 [ 5255.947920][ T73] dst_alloc+0x97/0x150 [ 5255.947920][ T73] rt_dst_alloc+0x31/0x3b0 [ 5255.947920][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5255.947920][ T73] ip_route_input_noref+0xe6/0x230 [ 5255.947920][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5255.947920][ T73] ip_rcv+0x16b/0x470 [ 5255.947920][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5255.947920][ T73] process_backlog+0x103/0x670 [ 5255.947920][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5255.947920][ T73] net_rx_action+0x49f/0xc00 [ 5255.947920][ T73] __do_softirq+0x1f8/0x5df [ 5255.947920][ T73] [ 5266.195215][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5266.195642][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5266.195642][ T73] dst_init+0x84/0x4a0 [ 5266.195642][ T73] dst_alloc+0x97/0x150 [ 5266.195642][ T73] rt_dst_alloc+0x31/0x3b0 [ 5266.195642][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5266.195642][ T73] ip_route_input_noref+0xe6/0x230 [ 5266.195642][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5266.195642][ T73] ip_rcv+0x16b/0x470 [ 5266.195642][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5266.195642][ T73] process_backlog+0x103/0x670 [ 5266.195642][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5266.195642][ T73] net_rx_action+0x49f/0xc00 [ 5266.195642][ T73] __do_softirq+0x1f8/0x5df [ 5266.195642][ T73] [ 5276.443248][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5276.443970][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5276.443970][ T73] dst_init+0x84/0x4a0 [ 5276.443970][ T73] dst_alloc+0x97/0x150 [ 5276.443970][ T73] rt_dst_alloc+0x31/0x3b0 [ 5276.443970][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5276.443970][ T73] ip_route_input_noref+0xe6/0x230 [ 5276.443970][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5276.443970][ T73] ip_rcv+0x16b/0x470 [ 5276.443970][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5276.443970][ T73] process_backlog+0x103/0x670 [ 5276.443970][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5276.443970][ T73] net_rx_action+0x49f/0xc00 [ 5276.443970][ T73] __do_softirq+0x1f8/0x5df [ 5276.443970][ T73] [ 5286.691247][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5286.692005][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5286.692005][ T73] dst_init+0x84/0x4a0 [ 5286.692005][ T73] dst_alloc+0x97/0x150 [ 5286.692005][ T73] rt_dst_alloc+0x31/0x3b0 [ 5286.692005][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5286.692005][ T73] ip_route_input_noref+0xe6/0x230 [ 5286.692005][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5286.692005][ T73] ip_rcv+0x16b/0x470 [ 5286.692005][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5286.692005][ T73] process_backlog+0x103/0x670 [ 5286.692005][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5286.692005][ T73] net_rx_action+0x49f/0xc00 [ 5286.692005][ T73] __do_softirq+0x1f8/0x5df [ 5286.692005][ T73] [ 5296.939164][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5296.939562][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5296.939562][ T73] dst_init+0x84/0x4a0 [ 5296.939562][ T73] dst_alloc+0x97/0x150 [ 5296.939562][ T73] rt_dst_alloc+0x31/0x3b0 [ 5296.939562][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5296.939562][ T73] ip_route_input_noref+0xe6/0x230 [ 5296.939562][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5296.939562][ T73] ip_rcv+0x16b/0x470 [ 5296.939562][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5296.939562][ T73] process_backlog+0x103/0x670 [ 5296.939562][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5296.939562][ T73] net_rx_action+0x49f/0xc00 [ 5296.939562][ T73] __do_softirq+0x1f8/0x5df [ 5296.939562][ T73] [ 5307.187183][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5307.187553][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5307.187553][ T73] dst_init+0x84/0x4a0 [ 5307.187553][ T73] dst_alloc+0x97/0x150 [ 5307.187553][ T73] rt_dst_alloc+0x31/0x3b0 [ 5307.187553][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5307.187553][ T73] ip_route_input_noref+0xe6/0x230 [ 5307.187553][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5307.187553][ T73] ip_rcv+0x16b/0x470 [ 5307.187553][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5307.187553][ T73] process_backlog+0x103/0x670 [ 5307.187553][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5307.187553][ T73] net_rx_action+0x49f/0xc00 [ 5307.187553][ T73] __do_softirq+0x1f8/0x5df [ 5307.187553][ T73] [ 5317.435260][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5317.435882][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5317.435882][ T73] dst_init+0x84/0x4a0 [ 5317.435882][ T73] dst_alloc+0x97/0x150 [ 5317.435882][ T73] rt_dst_alloc+0x31/0x3b0 [ 5317.435882][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5317.435882][ T73] ip_route_input_noref+0xe6/0x230 [ 5317.435882][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5317.435882][ T73] ip_rcv+0x16b/0x470 [ 5317.435882][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5317.435882][ T73] process_backlog+0x103/0x670 [ 5317.435882][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5317.435882][ T73] net_rx_action+0x49f/0xc00 [ 5317.435882][ T73] __do_softirq+0x1f8/0x5df [ 5317.435882][ T73] [ 5327.683224][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5327.683873][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5327.683873][ T73] dst_init+0x84/0x4a0 [ 5327.683873][ T73] dst_alloc+0x97/0x150 [ 5327.683873][ T73] rt_dst_alloc+0x31/0x3b0 [ 5327.683873][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5327.683873][ T73] ip_route_input_noref+0xe6/0x230 [ 5327.683873][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5327.683873][ T73] ip_rcv+0x16b/0x470 [ 5327.683873][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5327.683873][ T73] process_backlog+0x103/0x670 [ 5327.683873][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5327.683873][ T73] net_rx_action+0x49f/0xc00 [ 5327.683873][ T73] __do_softirq+0x1f8/0x5df [ 5327.683873][ T73] [ 5337.931253][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5337.931683][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5337.931683][ T73] dst_init+0x84/0x4a0 [ 5337.931683][ T73] dst_alloc+0x97/0x150 [ 5337.931683][ T73] rt_dst_alloc+0x31/0x3b0 [ 5337.931683][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5337.931683][ T73] ip_route_input_noref+0xe6/0x230 [ 5337.931683][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5337.931683][ T73] ip_rcv+0x16b/0x470 [ 5337.931683][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5337.931683][ T73] process_backlog+0x103/0x670 [ 5337.931683][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5337.931683][ T73] net_rx_action+0x49f/0xc00 [ 5337.931683][ T73] __do_softirq+0x1f8/0x5df [ 5337.931683][ T73] [ 5348.179270][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5348.179926][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5348.179926][ T73] dst_init+0x84/0x4a0 [ 5348.179926][ T73] dst_alloc+0x97/0x150 [ 5348.179926][ T73] rt_dst_alloc+0x31/0x3b0 [ 5348.179926][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5348.179926][ T73] ip_route_input_noref+0xe6/0x230 [ 5348.179926][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5348.179926][ T73] ip_rcv+0x16b/0x470 [ 5348.179926][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5348.179926][ T73] process_backlog+0x103/0x670 [ 5348.179926][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5348.179926][ T73] net_rx_action+0x49f/0xc00 [ 5348.179926][ T73] __do_softirq+0x1f8/0x5df [ 5348.179926][ T73] [ 5358.427167][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5358.427606][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5358.427606][ T73] dst_init+0x84/0x4a0 [ 5358.427606][ T73] dst_alloc+0x97/0x150 [ 5358.427606][ T73] rt_dst_alloc+0x31/0x3b0 [ 5358.427606][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5358.427606][ T73] ip_route_input_noref+0xe6/0x230 [ 5358.427606][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5358.427606][ T73] ip_rcv+0x16b/0x470 [ 5358.427606][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5358.427606][ T73] process_backlog+0x103/0x670 [ 5358.427606][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5358.427606][ T73] net_rx_action+0x49f/0xc00 [ 5358.427606][ T73] __do_softirq+0x1f8/0x5df [ 5358.427606][ T73] [ 5368.675239][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5368.675672][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5368.675672][ T73] dst_init+0x84/0x4a0 [ 5368.675672][ T73] dst_alloc+0x97/0x150 [ 5368.675672][ T73] rt_dst_alloc+0x31/0x3b0 [ 5368.675672][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5368.675672][ T73] ip_route_input_noref+0xe6/0x230 [ 5368.675672][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5368.675672][ T73] ip_rcv+0x16b/0x470 [ 5368.675672][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5368.675672][ T73] process_backlog+0x103/0x670 [ 5368.675672][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5368.675672][ T73] net_rx_action+0x49f/0xc00 [ 5368.675672][ T73] __do_softirq+0x1f8/0x5df [ 5368.675672][ T73] [ 5378.707204][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5378.707829][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5378.707829][ T73] dst_init+0x84/0x4a0 [ 5378.707829][ T73] dst_alloc+0x97/0x150 [ 5378.707829][ T73] rt_dst_alloc+0x31/0x3b0 [ 5378.707829][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5378.707829][ T73] ip_route_input_noref+0xe6/0x230 [ 5378.707829][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5378.707829][ T73] ip_rcv+0x16b/0x470 [ 5378.707829][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5378.707829][ T73] process_backlog+0x103/0x670 [ 5378.707829][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5378.707829][ T73] net_rx_action+0x49f/0xc00 [ 5378.707829][ T73] __do_softirq+0x1f8/0x5df [ 5378.707829][ T73] [ 5388.955207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5388.955647][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5388.955647][ T73] dst_init+0x84/0x4a0 [ 5388.955647][ T73] dst_alloc+0x97/0x150 [ 5388.955647][ T73] rt_dst_alloc+0x31/0x3b0 [ 5388.955647][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5388.955647][ T73] ip_route_input_noref+0xe6/0x230 [ 5388.955647][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5388.955647][ T73] ip_rcv+0x16b/0x470 [ 5388.955647][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5388.955647][ T73] process_backlog+0x103/0x670 [ 5388.955647][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5388.955647][ T73] net_rx_action+0x49f/0xc00 [ 5388.955647][ T73] __do_softirq+0x1f8/0x5df [ 5388.955647][ T73] [ 5399.203153][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5399.203596][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5399.203596][ T73] dst_init+0x84/0x4a0 [ 5399.203596][ T73] dst_alloc+0x97/0x150 [ 5399.203596][ T73] rt_dst_alloc+0x31/0x3b0 [ 5399.203596][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5399.203596][ T73] ip_route_input_noref+0xe6/0x230 [ 5399.203596][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5399.203596][ T73] ip_rcv+0x16b/0x470 [ 5399.203596][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5399.203596][ T73] process_backlog+0x103/0x670 [ 5399.203596][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5399.203596][ T73] net_rx_action+0x49f/0xc00 [ 5399.203596][ T73] __do_softirq+0x1f8/0x5df [ 5399.203596][ T73] [ 5409.451149][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5409.451592][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5409.451592][ T73] dst_init+0x84/0x4a0 [ 5409.451592][ T73] dst_alloc+0x97/0x150 [ 5409.451592][ T73] rt_dst_alloc+0x31/0x3b0 [ 5409.451592][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5409.451592][ T73] ip_route_input_noref+0xe6/0x230 [ 5409.451592][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5409.451592][ T73] ip_rcv+0x16b/0x470 [ 5409.451592][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5409.451592][ T73] process_backlog+0x103/0x670 [ 5409.451592][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5409.451592][ T73] net_rx_action+0x49f/0xc00 [ 5409.451592][ T73] __do_softirq+0x1f8/0x5df [ 5409.451592][ T73] [ 5419.699204][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5419.699641][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5419.699641][ T73] dst_init+0x84/0x4a0 [ 5419.699641][ T73] dst_alloc+0x97/0x150 [ 5419.699641][ T73] rt_dst_alloc+0x31/0x3b0 [ 5419.699641][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5419.699641][ T73] ip_route_input_noref+0xe6/0x230 [ 5419.699641][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5419.699641][ T73] ip_rcv+0x16b/0x470 [ 5419.699641][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5419.699641][ T73] process_backlog+0x103/0x670 [ 5419.699641][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5419.699641][ T73] net_rx_action+0x49f/0xc00 [ 5419.699641][ T73] __do_softirq+0x1f8/0x5df [ 5419.699641][ T73] [ 5429.947278][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5429.947817][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5429.947817][ T73] dst_init+0x84/0x4a0 [ 5429.947817][ T73] dst_alloc+0x97/0x150 [ 5429.947817][ T73] rt_dst_alloc+0x31/0x3b0 [ 5429.947817][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5429.947817][ T73] ip_route_input_noref+0xe6/0x230 [ 5429.947817][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5429.947817][ T73] ip_rcv+0x16b/0x470 [ 5429.947817][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5429.947817][ T73] process_backlog+0x103/0x670 [ 5429.947817][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5429.947817][ T73] net_rx_action+0x49f/0xc00 [ 5429.947817][ T73] __do_softirq+0x1f8/0x5df [ 5429.947817][ T73] [ 5440.195217][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5440.196085][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5440.196085][ T73] dst_init+0x84/0x4a0 [ 5440.196085][ T73] dst_alloc+0x97/0x150 [ 5440.196085][ T73] rt_dst_alloc+0x31/0x3b0 [ 5440.196085][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5440.196085][ T73] ip_route_input_noref+0xe6/0x230 [ 5440.196085][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5440.196085][ T73] ip_rcv+0x16b/0x470 [ 5440.196085][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5440.196085][ T73] process_backlog+0x103/0x670 [ 5440.196085][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5440.196085][ T73] net_rx_action+0x49f/0xc00 [ 5440.196085][ T73] __do_softirq+0x1f8/0x5df [ 5440.196085][ T73] [ 5450.443200][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5450.443647][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5450.443647][ T73] dst_init+0x84/0x4a0 [ 5450.443647][ T73] dst_alloc+0x97/0x150 [ 5450.443647][ T73] rt_dst_alloc+0x31/0x3b0 [ 5450.443647][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5450.443647][ T73] ip_route_input_noref+0xe6/0x230 [ 5450.443647][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5450.443647][ T73] ip_rcv+0x16b/0x470 [ 5450.443647][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5450.443647][ T73] process_backlog+0x103/0x670 [ 5450.443647][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5450.443647][ T73] net_rx_action+0x49f/0xc00 [ 5450.443647][ T73] __do_softirq+0x1f8/0x5df [ 5450.443647][ T73] [ 5460.691258][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5460.691677][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5460.691677][ T73] dst_init+0x84/0x4a0 [ 5460.691677][ T73] dst_alloc+0x97/0x150 [ 5460.691677][ T73] rt_dst_alloc+0x31/0x3b0 [ 5460.691677][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5460.691677][ T73] ip_route_input_noref+0xe6/0x230 [ 5460.691677][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5460.691677][ T73] ip_rcv+0x16b/0x470 [ 5460.691677][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5460.691677][ T73] process_backlog+0x103/0x670 [ 5460.691677][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5460.691677][ T73] net_rx_action+0x49f/0xc00 [ 5460.691677][ T73] __do_softirq+0x1f8/0x5df [ 5460.691677][ T73] [ 5470.939292][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5470.939936][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5470.939936][ T73] dst_init+0x84/0x4a0 [ 5470.939936][ T73] dst_alloc+0x97/0x150 [ 5470.939936][ T73] rt_dst_alloc+0x31/0x3b0 [ 5470.939936][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5470.939936][ T73] ip_route_input_noref+0xe6/0x230 [ 5470.939936][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5470.939936][ T73] ip_rcv+0x16b/0x470 [ 5470.939936][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5470.939936][ T73] process_backlog+0x103/0x670 [ 5470.939936][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5470.939936][ T73] net_rx_action+0x49f/0xc00 [ 5470.939936][ T73] __do_softirq+0x1f8/0x5df [ 5470.939936][ T73] [ 5481.187266][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5481.187939][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5481.187939][ T73] dst_init+0x84/0x4a0 [ 5481.187939][ T73] dst_alloc+0x97/0x150 [ 5481.187939][ T73] rt_dst_alloc+0x31/0x3b0 [ 5481.187939][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5481.187939][ T73] ip_route_input_noref+0xe6/0x230 [ 5481.187939][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5481.187939][ T73] ip_rcv+0x16b/0x470 [ 5481.187939][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5481.187939][ T73] process_backlog+0x103/0x670 [ 5481.187939][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5481.187939][ T73] net_rx_action+0x49f/0xc00 [ 5481.187939][ T73] __do_softirq+0x1f8/0x5df [ 5481.187939][ T73] [ 5491.435208][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5491.435626][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5491.435626][ T73] dst_init+0x84/0x4a0 [ 5491.435626][ T73] dst_alloc+0x97/0x150 [ 5491.435626][ T73] rt_dst_alloc+0x31/0x3b0 [ 5491.435626][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5491.435626][ T73] ip_route_input_noref+0xe6/0x230 [ 5491.435626][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5491.435626][ T73] ip_rcv+0x16b/0x470 [ 5491.435626][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5491.435626][ T73] process_backlog+0x103/0x670 [ 5491.435626][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5491.435626][ T73] net_rx_action+0x49f/0xc00 [ 5491.435626][ T73] __do_softirq+0x1f8/0x5df [ 5491.435626][ T73] [ 5501.683271][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5501.684002][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5501.684002][ T73] dst_init+0x84/0x4a0 [ 5501.684002][ T73] dst_alloc+0x97/0x150 [ 5501.684002][ T73] rt_dst_alloc+0x31/0x3b0 [ 5501.684002][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5501.684002][ T73] ip_route_input_noref+0xe6/0x230 [ 5501.684002][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5501.684002][ T73] ip_rcv+0x16b/0x470 [ 5501.684002][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5501.684002][ T73] process_backlog+0x103/0x670 [ 5501.684002][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5501.684002][ T73] net_rx_action+0x49f/0xc00 [ 5501.684002][ T73] __do_softirq+0x1f8/0x5df [ 5501.684002][ T73] [ 5511.931191][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5511.931602][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5511.931602][ T73] dst_init+0x84/0x4a0 [ 5511.931602][ T73] dst_alloc+0x97/0x150 [ 5511.931602][ T73] rt_dst_alloc+0x31/0x3b0 [ 5511.931602][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5511.931602][ T73] ip_route_input_noref+0xe6/0x230 [ 5511.931602][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5511.931602][ T73] ip_rcv+0x16b/0x470 [ 5511.931602][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5511.931602][ T73] process_backlog+0x103/0x670 [ 5511.931602][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5511.931602][ T73] net_rx_action+0x49f/0xc00 [ 5511.931602][ T73] __do_softirq+0x1f8/0x5df [ 5511.931602][ T73] [ 5522.179235][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5522.179629][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5522.179629][ T73] dst_init+0x84/0x4a0 [ 5522.179629][ T73] dst_alloc+0x97/0x150 [ 5522.179629][ T73] rt_dst_alloc+0x31/0x3b0 [ 5522.179629][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5522.179629][ T73] ip_route_input_noref+0xe6/0x230 [ 5522.179629][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5522.179629][ T73] ip_rcv+0x16b/0x470 [ 5522.179629][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5522.179629][ T73] process_backlog+0x103/0x670 [ 5522.179629][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5522.179629][ T73] net_rx_action+0x49f/0xc00 [ 5522.179629][ T73] __do_softirq+0x1f8/0x5df [ 5522.179629][ T73] [ 5532.427224][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5532.427641][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5532.427641][ T73] dst_init+0x84/0x4a0 [ 5532.427641][ T73] dst_alloc+0x97/0x150 [ 5532.427641][ T73] rt_dst_alloc+0x31/0x3b0 [ 5532.427641][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5532.427641][ T73] ip_route_input_noref+0xe6/0x230 [ 5532.427641][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5532.427641][ T73] ip_rcv+0x16b/0x470 [ 5532.427641][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5532.427641][ T73] process_backlog+0x103/0x670 [ 5532.427641][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5532.427641][ T73] net_rx_action+0x49f/0xc00 [ 5532.427641][ T73] __do_softirq+0x1f8/0x5df [ 5532.427641][ T73] [ 5542.675196][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5542.675617][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5542.675617][ T73] dst_init+0x84/0x4a0 [ 5542.675617][ T73] dst_alloc+0x97/0x150 [ 5542.675617][ T73] rt_dst_alloc+0x31/0x3b0 [ 5542.675617][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5542.675617][ T73] ip_route_input_noref+0xe6/0x230 [ 5542.675617][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5542.675617][ T73] ip_rcv+0x16b/0x470 [ 5542.675617][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5542.675617][ T73] process_backlog+0x103/0x670 [ 5542.675617][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5542.675617][ T73] net_rx_action+0x49f/0xc00 [ 5542.675617][ T73] __do_softirq+0x1f8/0x5df [ 5542.675617][ T73] [ 5552.923202][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5552.923630][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5552.923630][ T73] dst_init+0x84/0x4a0 [ 5552.923630][ T73] dst_alloc+0x97/0x150 [ 5552.923630][ T73] rt_dst_alloc+0x31/0x3b0 [ 5552.923630][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5552.923630][ T73] ip_route_input_noref+0xe6/0x230 [ 5552.923630][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5552.923630][ T73] ip_rcv+0x16b/0x470 [ 5552.923630][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5552.923630][ T73] process_backlog+0x103/0x670 [ 5552.923630][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5552.923630][ T73] net_rx_action+0x49f/0xc00 [ 5552.923630][ T73] __do_softirq+0x1f8/0x5df [ 5552.923630][ T73] [ 5563.171239][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5563.171666][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5563.171666][ T73] dst_init+0x84/0x4a0 [ 5563.171666][ T73] dst_alloc+0x97/0x150 [ 5563.171666][ T73] rt_dst_alloc+0x31/0x3b0 [ 5563.171666][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5563.171666][ T73] ip_route_input_noref+0xe6/0x230 [ 5563.171666][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5563.171666][ T73] ip_rcv+0x16b/0x470 [ 5563.171666][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5563.171666][ T73] process_backlog+0x103/0x670 [ 5563.171666][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5563.171666][ T73] net_rx_action+0x49f/0xc00 [ 5563.171666][ T73] __do_softirq+0x1f8/0x5df [ 5563.171666][ T73] [ 5573.419262][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5573.419993][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5573.419993][ T73] dst_init+0x84/0x4a0 [ 5573.419993][ T73] dst_alloc+0x97/0x150 [ 5573.419993][ T73] rt_dst_alloc+0x31/0x3b0 [ 5573.419993][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5573.419993][ T73] ip_route_input_noref+0xe6/0x230 [ 5573.419993][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5573.419993][ T73] ip_rcv+0x16b/0x470 [ 5573.419993][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5573.419993][ T73] process_backlog+0x103/0x670 [ 5573.419993][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5573.419993][ T73] net_rx_action+0x49f/0xc00 [ 5573.419993][ T73] __do_softirq+0x1f8/0x5df [ 5573.419993][ T73] [ 5583.667158][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5583.667594][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5583.667594][ T73] dst_init+0x84/0x4a0 [ 5583.667594][ T73] dst_alloc+0x97/0x150 [ 5583.667594][ T73] rt_dst_alloc+0x31/0x3b0 [ 5583.667594][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5583.667594][ T73] ip_route_input_noref+0xe6/0x230 [ 5583.667594][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5583.667594][ T73] ip_rcv+0x16b/0x470 [ 5583.667594][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5583.667594][ T73] process_backlog+0x103/0x670 [ 5583.667594][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5583.667594][ T73] net_rx_action+0x49f/0xc00 [ 5583.667594][ T73] __do_softirq+0x1f8/0x5df [ 5583.667594][ T73] [ 5593.915269][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5593.916169][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5593.916169][ T73] dst_init+0x84/0x4a0 [ 5593.916169][ T73] dst_alloc+0x97/0x150 [ 5593.916169][ T73] rt_dst_alloc+0x31/0x3b0 [ 5593.916169][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5593.916169][ T73] ip_route_input_noref+0xe6/0x230 [ 5593.916169][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5593.916169][ T73] ip_rcv+0x16b/0x470 [ 5593.916169][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5593.916169][ T73] process_backlog+0x103/0x670 [ 5593.916169][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5593.916169][ T73] net_rx_action+0x49f/0xc00 [ 5593.916169][ T73] __do_softirq+0x1f8/0x5df [ 5593.916169][ T73] [ 5604.163200][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5604.163661][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5604.163661][ T73] dst_init+0x84/0x4a0 [ 5604.163661][ T73] dst_alloc+0x97/0x150 [ 5604.163661][ T73] rt_dst_alloc+0x31/0x3b0 [ 5604.163661][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5604.163661][ T73] ip_route_input_noref+0xe6/0x230 [ 5604.163661][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5604.163661][ T73] ip_rcv+0x16b/0x470 [ 5604.163661][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5604.163661][ T73] process_backlog+0x103/0x670 [ 5604.163661][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5604.163661][ T73] net_rx_action+0x49f/0xc00 [ 5604.163661][ T73] __do_softirq+0x1f8/0x5df [ 5604.163661][ T73] [ 5614.411270][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5614.411948][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5614.411948][ T73] dst_init+0x84/0x4a0 [ 5614.411948][ T73] dst_alloc+0x97/0x150 [ 5614.411948][ T73] rt_dst_alloc+0x31/0x3b0 [ 5614.411948][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5614.411948][ T73] ip_route_input_noref+0xe6/0x230 [ 5614.411948][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5614.411948][ T73] ip_rcv+0x16b/0x470 [ 5614.411948][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5614.411948][ T73] process_backlog+0x103/0x670 [ 5614.411948][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5614.411948][ T73] net_rx_action+0x49f/0xc00 [ 5614.411948][ T73] __do_softirq+0x1f8/0x5df [ 5614.411948][ T73] [ 5624.659283][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5624.659666][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5624.659666][ T73] dst_init+0x84/0x4a0 [ 5624.659666][ T73] dst_alloc+0x97/0x150 [ 5624.659666][ T73] rt_dst_alloc+0x31/0x3b0 [ 5624.659666][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5624.659666][ T73] ip_route_input_noref+0xe6/0x230 [ 5624.659666][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5624.659666][ T73] ip_rcv+0x16b/0x470 [ 5624.659666][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5624.659666][ T73] process_backlog+0x103/0x670 [ 5624.659666][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5624.659666][ T73] net_rx_action+0x49f/0xc00 [ 5624.659666][ T73] __do_softirq+0x1f8/0x5df [ 5624.659666][ T73] [ 5634.907266][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5634.907644][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5634.907644][ T73] dst_init+0x84/0x4a0 [ 5634.907644][ T73] dst_alloc+0x97/0x150 [ 5634.907644][ T73] rt_dst_alloc+0x31/0x3b0 [ 5634.907644][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5634.907644][ T73] ip_route_input_noref+0xe6/0x230 [ 5634.907644][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5634.907644][ T73] ip_rcv+0x16b/0x470 [ 5634.907644][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5634.907644][ T73] process_backlog+0x103/0x670 [ 5634.907644][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5634.907644][ T73] net_rx_action+0x49f/0xc00 [ 5634.907644][ T73] __do_softirq+0x1f8/0x5df [ 5634.907644][ T73] [ 5645.155206][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5645.155641][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5645.155641][ T73] dst_init+0x84/0x4a0 [ 5645.155641][ T73] dst_alloc+0x97/0x150 [ 5645.155641][ T73] rt_dst_alloc+0x31/0x3b0 [ 5645.155641][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5645.155641][ T73] ip_route_input_noref+0xe6/0x230 [ 5645.155641][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5645.155641][ T73] ip_rcv+0x16b/0x470 [ 5645.155641][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5645.155641][ T73] process_backlog+0x103/0x670 [ 5645.155641][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5645.155641][ T73] net_rx_action+0x49f/0xc00 [ 5645.155641][ T73] __do_softirq+0x1f8/0x5df [ 5645.155641][ T73] [ 5655.403202][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5655.403570][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5655.403570][ T73] dst_init+0x84/0x4a0 [ 5655.403570][ T73] dst_alloc+0x97/0x150 [ 5655.403570][ T73] rt_dst_alloc+0x31/0x3b0 [ 5655.403570][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5655.403570][ T73] ip_route_input_noref+0xe6/0x230 [ 5655.403570][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5655.403570][ T73] ip_rcv+0x16b/0x470 [ 5655.403570][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5655.403570][ T73] process_backlog+0x103/0x670 [ 5655.403570][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5655.403570][ T73] net_rx_action+0x49f/0xc00 [ 5655.403570][ T73] __do_softirq+0x1f8/0x5df [ 5655.403570][ T73] [ 5665.651141][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5665.651573][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5665.651573][ T73] dst_init+0x84/0x4a0 [ 5665.651573][ T73] dst_alloc+0x97/0x150 [ 5665.651573][ T73] rt_dst_alloc+0x31/0x3b0 [ 5665.651573][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5665.651573][ T73] ip_route_input_noref+0xe6/0x230 [ 5665.651573][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5665.651573][ T73] ip_rcv+0x16b/0x470 [ 5665.651573][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5665.651573][ T73] process_backlog+0x103/0x670 [ 5665.651573][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5665.651573][ T73] net_rx_action+0x49f/0xc00 [ 5665.651573][ T73] __do_softirq+0x1f8/0x5df [ 5665.651573][ T73] [ 5675.899283][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5675.899653][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5675.899653][ T73] dst_init+0x84/0x4a0 [ 5675.899653][ T73] dst_alloc+0x97/0x150 [ 5675.899653][ T73] rt_dst_alloc+0x31/0x3b0 [ 5675.899653][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5675.899653][ T73] ip_route_input_noref+0xe6/0x230 [ 5675.899653][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5675.899653][ T73] ip_rcv+0x16b/0x470 [ 5675.899653][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5675.899653][ T73] process_backlog+0x103/0x670 [ 5675.899653][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5675.899653][ T73] net_rx_action+0x49f/0xc00 [ 5675.899653][ T73] __do_softirq+0x1f8/0x5df [ 5675.899653][ T73] [ 5686.147232][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5686.147671][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5686.147671][ T73] dst_init+0x84/0x4a0 [ 5686.147671][ T73] dst_alloc+0x97/0x150 [ 5686.147671][ T73] rt_dst_alloc+0x31/0x3b0 [ 5686.147671][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5686.147671][ T73] ip_route_input_noref+0xe6/0x230 [ 5686.147671][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5686.147671][ T73] ip_rcv+0x16b/0x470 [ 5686.147671][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5686.147671][ T73] process_backlog+0x103/0x670 [ 5686.147671][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5686.147671][ T73] net_rx_action+0x49f/0xc00 [ 5686.147671][ T73] __do_softirq+0x1f8/0x5df [ 5686.147671][ T73] [ 5696.395268][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5696.395708][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5696.395708][ T73] dst_init+0x84/0x4a0 [ 5696.395708][ T73] dst_alloc+0x97/0x150 [ 5696.395708][ T73] rt_dst_alloc+0x31/0x3b0 [ 5696.395708][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5696.395708][ T73] ip_route_input_noref+0xe6/0x230 [ 5696.395708][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5696.395708][ T73] ip_rcv+0x16b/0x470 [ 5696.395708][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5696.395708][ T73] process_backlog+0x103/0x670 [ 5696.395708][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5696.395708][ T73] net_rx_action+0x49f/0xc00 [ 5696.395708][ T73] __do_softirq+0x1f8/0x5df [ 5696.395708][ T73] [ 5706.643267][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5706.644133][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5706.644133][ T73] dst_init+0x84/0x4a0 [ 5706.644133][ T73] dst_alloc+0x97/0x150 [ 5706.644133][ T73] rt_dst_alloc+0x31/0x3b0 [ 5706.644133][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5706.644133][ T73] ip_route_input_noref+0xe6/0x230 [ 5706.644133][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5706.644133][ T73] ip_rcv+0x16b/0x470 [ 5706.644133][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5706.644133][ T73] process_backlog+0x103/0x670 [ 5706.644133][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5706.644133][ T73] net_rx_action+0x49f/0xc00 [ 5706.644133][ T73] __do_softirq+0x1f8/0x5df [ 5706.644133][ T73] [ 5716.891256][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5716.891632][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5716.891632][ T73] dst_init+0x84/0x4a0 [ 5716.891632][ T73] dst_alloc+0x97/0x150 [ 5716.891632][ T73] rt_dst_alloc+0x31/0x3b0 [ 5716.891632][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5716.891632][ T73] ip_route_input_noref+0xe6/0x230 [ 5716.891632][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5716.891632][ T73] ip_rcv+0x16b/0x470 [ 5716.891632][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5716.891632][ T73] process_backlog+0x103/0x670 [ 5716.891632][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5716.891632][ T73] net_rx_action+0x49f/0xc00 [ 5716.891632][ T73] __do_softirq+0x1f8/0x5df [ 5716.891632][ T73] [ 5727.139150][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5727.139581][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5727.139581][ T73] dst_init+0x84/0x4a0 [ 5727.139581][ T73] dst_alloc+0x97/0x150 [ 5727.139581][ T73] rt_dst_alloc+0x31/0x3b0 [ 5727.139581][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5727.139581][ T73] ip_route_input_noref+0xe6/0x230 [ 5727.139581][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5727.139581][ T73] ip_rcv+0x16b/0x470 [ 5727.139581][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5727.139581][ T73] process_backlog+0x103/0x670 [ 5727.139581][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5727.139581][ T73] net_rx_action+0x49f/0xc00 [ 5727.139581][ T73] __do_softirq+0x1f8/0x5df [ 5727.139581][ T73] [ 5737.387204][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5737.387581][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5737.387581][ T73] dst_init+0x84/0x4a0 [ 5737.387581][ T73] dst_alloc+0x97/0x150 [ 5737.387581][ T73] rt_dst_alloc+0x31/0x3b0 [ 5737.387581][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5737.387581][ T73] ip_route_input_noref+0xe6/0x230 [ 5737.387581][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5737.387581][ T73] ip_rcv+0x16b/0x470 [ 5737.387581][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5737.387581][ T73] process_backlog+0x103/0x670 [ 5737.387581][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5737.387581][ T73] net_rx_action+0x49f/0xc00 [ 5737.387581][ T73] __do_softirq+0x1f8/0x5df [ 5737.387581][ T73] [ 5747.635226][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5747.635680][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5747.635680][ T73] dst_init+0x84/0x4a0 [ 5747.635680][ T73] dst_alloc+0x97/0x150 [ 5747.635680][ T73] rt_dst_alloc+0x31/0x3b0 [ 5747.635680][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5747.635680][ T73] ip_route_input_noref+0xe6/0x230 [ 5747.635680][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5747.635680][ T73] ip_rcv+0x16b/0x470 [ 5747.635680][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5747.635680][ T73] process_backlog+0x103/0x670 [ 5747.635680][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5747.635680][ T73] net_rx_action+0x49f/0xc00 [ 5747.635680][ T73] __do_softirq+0x1f8/0x5df [ 5747.635680][ T73] [ 5757.883261][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5757.883968][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5757.883968][ T73] dst_init+0x84/0x4a0 [ 5757.883968][ T73] dst_alloc+0x97/0x150 [ 5757.883968][ T73] rt_dst_alloc+0x31/0x3b0 [ 5757.883968][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5757.883968][ T73] ip_route_input_noref+0xe6/0x230 [ 5757.883968][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5757.883968][ T73] ip_rcv+0x16b/0x470 [ 5757.883968][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5757.883968][ T73] process_backlog+0x103/0x670 [ 5757.883968][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5757.883968][ T73] net_rx_action+0x49f/0xc00 [ 5757.883968][ T73] __do_softirq+0x1f8/0x5df [ 5757.883968][ T73] [ 5768.131252][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5768.131702][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5768.131702][ T73] dst_init+0x84/0x4a0 [ 5768.131702][ T73] dst_alloc+0x97/0x150 [ 5768.131702][ T73] rt_dst_alloc+0x31/0x3b0 [ 5768.131702][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5768.131702][ T73] ip_route_input_noref+0xe6/0x230 [ 5768.131702][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5768.131702][ T73] ip_rcv+0x16b/0x470 [ 5768.131702][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5768.131702][ T73] process_backlog+0x103/0x670 [ 5768.131702][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5768.131702][ T73] net_rx_action+0x49f/0xc00 [ 5768.131702][ T73] __do_softirq+0x1f8/0x5df [ 5768.131702][ T73] [ 5778.379268][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5778.379901][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5778.379901][ T73] dst_init+0x84/0x4a0 [ 5778.379901][ T73] dst_alloc+0x97/0x150 [ 5778.379901][ T73] rt_dst_alloc+0x31/0x3b0 [ 5778.379901][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5778.379901][ T73] ip_route_input_noref+0xe6/0x230 [ 5778.379901][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5778.379901][ T73] ip_rcv+0x16b/0x470 [ 5778.379901][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5778.379901][ T73] process_backlog+0x103/0x670 [ 5778.379901][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5778.379901][ T73] net_rx_action+0x49f/0xc00 [ 5778.379901][ T73] __do_softirq+0x1f8/0x5df [ 5778.379901][ T73] [ 5788.627253][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5788.627965][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5788.627965][ T73] dst_init+0x84/0x4a0 [ 5788.627965][ T73] dst_alloc+0x97/0x150 [ 5788.627965][ T73] rt_dst_alloc+0x31/0x3b0 [ 5788.627965][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5788.627965][ T73] ip_route_input_noref+0xe6/0x230 [ 5788.627965][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5788.627965][ T73] ip_rcv+0x16b/0x470 [ 5788.627965][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5788.627965][ T73] process_backlog+0x103/0x670 [ 5788.627965][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5788.627965][ T73] net_rx_action+0x49f/0xc00 [ 5788.627965][ T73] __do_softirq+0x1f8/0x5df [ 5788.627965][ T73] [ 5798.875199][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5798.875589][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5798.875589][ T73] dst_init+0x84/0x4a0 [ 5798.875589][ T73] dst_alloc+0x97/0x150 [ 5798.875589][ T73] rt_dst_alloc+0x31/0x3b0 [ 5798.875589][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5798.875589][ T73] ip_route_input_noref+0xe6/0x230 [ 5798.875589][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5798.875589][ T73] ip_rcv+0x16b/0x470 [ 5798.875589][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5798.875589][ T73] process_backlog+0x103/0x670 [ 5798.875589][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5798.875589][ T73] net_rx_action+0x49f/0xc00 [ 5798.875589][ T73] __do_softirq+0x1f8/0x5df [ 5798.875589][ T73] [ 5809.123231][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5809.123670][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5809.123670][ T73] dst_init+0x84/0x4a0 [ 5809.123670][ T73] dst_alloc+0x97/0x150 [ 5809.123670][ T73] rt_dst_alloc+0x31/0x3b0 [ 5809.123670][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5809.123670][ T73] ip_route_input_noref+0xe6/0x230 [ 5809.123670][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5809.123670][ T73] ip_rcv+0x16b/0x470 [ 5809.123670][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5809.123670][ T73] process_backlog+0x103/0x670 [ 5809.123670][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5809.123670][ T73] net_rx_action+0x49f/0xc00 [ 5809.123670][ T73] __do_softirq+0x1f8/0x5df [ 5809.123670][ T73] [ 5819.371225][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5819.371607][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5819.371607][ T73] dst_init+0x84/0x4a0 [ 5819.371607][ T73] dst_alloc+0x97/0x150 [ 5819.371607][ T73] rt_dst_alloc+0x31/0x3b0 [ 5819.371607][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5819.371607][ T73] ip_route_input_noref+0xe6/0x230 [ 5819.371607][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5819.371607][ T73] ip_rcv+0x16b/0x470 [ 5819.371607][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5819.371607][ T73] process_backlog+0x103/0x670 [ 5819.371607][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5819.371607][ T73] net_rx_action+0x49f/0xc00 [ 5819.371607][ T73] __do_softirq+0x1f8/0x5df [ 5819.371607][ T73] [ 5829.619280][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5829.620174][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5829.620174][ T73] dst_init+0x84/0x4a0 [ 5829.620174][ T73] dst_alloc+0x97/0x150 [ 5829.620174][ T73] rt_dst_alloc+0x31/0x3b0 [ 5829.620174][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5829.620174][ T73] ip_route_input_noref+0xe6/0x230 [ 5829.620174][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5829.620174][ T73] ip_rcv+0x16b/0x470 [ 5829.620174][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5829.620174][ T73] process_backlog+0x103/0x670 [ 5829.620174][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5829.620174][ T73] net_rx_action+0x49f/0xc00 [ 5829.620174][ T73] __do_softirq+0x1f8/0x5df [ 5829.620174][ T73] [ 5839.867199][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5839.867661][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5839.867661][ T73] dst_init+0x84/0x4a0 [ 5839.867661][ T73] dst_alloc+0x97/0x150 [ 5839.867661][ T73] rt_dst_alloc+0x31/0x3b0 [ 5839.867661][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5839.867661][ T73] ip_route_input_noref+0xe6/0x230 [ 5839.867661][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5839.867661][ T73] ip_rcv+0x16b/0x470 [ 5839.867661][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5839.867661][ T73] process_backlog+0x103/0x670 [ 5839.867661][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5839.867661][ T73] net_rx_action+0x49f/0xc00 [ 5839.867661][ T73] __do_softirq+0x1f8/0x5df [ 5839.867661][ T73] [ 5850.115242][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5850.115665][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5850.115665][ T73] dst_init+0x84/0x4a0 [ 5850.115665][ T73] dst_alloc+0x97/0x150 [ 5850.115665][ T73] rt_dst_alloc+0x31/0x3b0 [ 5850.115665][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5850.115665][ T73] ip_route_input_noref+0xe6/0x230 [ 5850.115665][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5850.115665][ T73] ip_rcv+0x16b/0x470 [ 5850.115665][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5850.115665][ T73] process_backlog+0x103/0x670 [ 5850.115665][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5850.115665][ T73] net_rx_action+0x49f/0xc00 [ 5850.115665][ T73] __do_softirq+0x1f8/0x5df [ 5850.115665][ T73] [ 5860.363194][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5860.363624][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5860.363624][ T73] dst_init+0x84/0x4a0 [ 5860.363624][ T73] dst_alloc+0x97/0x150 [ 5860.363624][ T73] rt_dst_alloc+0x31/0x3b0 [ 5860.363624][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5860.363624][ T73] ip_route_input_noref+0xe6/0x230 [ 5860.363624][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5860.363624][ T73] ip_rcv+0x16b/0x470 [ 5860.363624][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5860.363624][ T73] process_backlog+0x103/0x670 [ 5860.363624][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5860.363624][ T73] net_rx_action+0x49f/0xc00 [ 5860.363624][ T73] __do_softirq+0x1f8/0x5df [ 5860.363624][ T73] [ 5870.611357][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5870.612109][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5870.612109][ T73] dst_init+0x84/0x4a0 [ 5870.612109][ T73] dst_alloc+0x97/0x150 [ 5870.612109][ T73] rt_dst_alloc+0x31/0x3b0 [ 5870.612109][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5870.612109][ T73] ip_route_input_noref+0xe6/0x230 [ 5870.612109][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5870.612109][ T73] ip_rcv+0x16b/0x470 [ 5870.612109][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5870.612109][ T73] process_backlog+0x103/0x670 [ 5870.612109][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5870.612109][ T73] net_rx_action+0x49f/0xc00 [ 5870.612109][ T73] __do_softirq+0x1f8/0x5df [ 5870.612109][ T73] [ 5880.859168][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5880.859700][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5880.859700][ T73] dst_init+0x84/0x4a0 [ 5880.859700][ T73] dst_alloc+0x97/0x150 [ 5880.859700][ T73] rt_dst_alloc+0x31/0x3b0 [ 5880.859700][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5880.859700][ T73] ip_route_input_noref+0xe6/0x230 [ 5880.859700][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5880.859700][ T73] ip_rcv+0x16b/0x470 [ 5880.859700][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5880.859700][ T73] process_backlog+0x103/0x670 [ 5880.859700][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5880.859700][ T73] net_rx_action+0x49f/0xc00 [ 5880.859700][ T73] __do_softirq+0x1f8/0x5df [ 5880.859700][ T73] [ 5891.107207][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5891.107568][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5891.107568][ T73] dst_init+0x84/0x4a0 [ 5891.107568][ T73] dst_alloc+0x97/0x150 [ 5891.107568][ T73] rt_dst_alloc+0x31/0x3b0 [ 5891.107568][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5891.107568][ T73] ip_route_input_noref+0xe6/0x230 [ 5891.107568][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5891.107568][ T73] ip_rcv+0x16b/0x470 [ 5891.107568][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5891.107568][ T73] process_backlog+0x103/0x670 [ 5891.107568][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5891.107568][ T73] net_rx_action+0x49f/0xc00 [ 5891.107568][ T73] __do_softirq+0x1f8/0x5df [ 5891.107568][ T73] [ 5901.355278][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5901.356136][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5901.356136][ T73] dst_init+0x84/0x4a0 [ 5901.356136][ T73] dst_alloc+0x97/0x150 [ 5901.356136][ T73] rt_dst_alloc+0x31/0x3b0 [ 5901.356136][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5901.356136][ T73] ip_route_input_noref+0xe6/0x230 [ 5901.356136][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5901.356136][ T73] ip_rcv+0x16b/0x470 [ 5901.356136][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5901.356136][ T73] process_backlog+0x103/0x670 [ 5901.356136][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5901.356136][ T73] net_rx_action+0x49f/0xc00 [ 5901.356136][ T73] __do_softirq+0x1f8/0x5df [ 5901.356136][ T73] [ 5911.603221][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5911.603967][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5911.603967][ T73] dst_init+0x84/0x4a0 [ 5911.603967][ T73] dst_alloc+0x97/0x150 [ 5911.603967][ T73] rt_dst_alloc+0x31/0x3b0 [ 5911.603967][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5911.603967][ T73] ip_route_input_noref+0xe6/0x230 [ 5911.603967][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5911.603967][ T73] ip_rcv+0x16b/0x470 [ 5911.603967][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5911.603967][ T73] process_backlog+0x103/0x670 [ 5911.603967][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5911.603967][ T73] net_rx_action+0x49f/0xc00 [ 5911.603967][ T73] __do_softirq+0x1f8/0x5df [ 5911.603967][ T73] [ 5921.851217][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5921.851644][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5921.851644][ T73] dst_init+0x84/0x4a0 [ 5921.851644][ T73] dst_alloc+0x97/0x150 [ 5921.851644][ T73] rt_dst_alloc+0x31/0x3b0 [ 5921.851644][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5921.851644][ T73] ip_route_input_noref+0xe6/0x230 [ 5921.851644][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5921.851644][ T73] ip_rcv+0x16b/0x470 [ 5921.851644][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5921.851644][ T73] process_backlog+0x103/0x670 [ 5921.851644][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5921.851644][ T73] net_rx_action+0x49f/0xc00 [ 5921.851644][ T73] __do_softirq+0x1f8/0x5df [ 5921.851644][ T73] [ 5932.099281][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5932.100127][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5932.100127][ T73] dst_init+0x84/0x4a0 [ 5932.100127][ T73] dst_alloc+0x97/0x150 [ 5932.100127][ T73] rt_dst_alloc+0x31/0x3b0 [ 5932.100127][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5932.100127][ T73] ip_route_input_noref+0xe6/0x230 [ 5932.100127][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5932.100127][ T73] ip_rcv+0x16b/0x470 [ 5932.100127][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5932.100127][ T73] process_backlog+0x103/0x670 [ 5932.100127][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5932.100127][ T73] net_rx_action+0x49f/0xc00 [ 5932.100127][ T73] __do_softirq+0x1f8/0x5df [ 5932.100127][ T73] [ 5942.347196][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5942.347582][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5942.347582][ T73] dst_init+0x84/0x4a0 [ 5942.347582][ T73] dst_alloc+0x97/0x150 [ 5942.347582][ T73] rt_dst_alloc+0x31/0x3b0 [ 5942.347582][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5942.347582][ T73] ip_route_input_noref+0xe6/0x230 [ 5942.347582][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5942.347582][ T73] ip_rcv+0x16b/0x470 [ 5942.347582][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5942.347582][ T73] process_backlog+0x103/0x670 [ 5942.347582][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5942.347582][ T73] net_rx_action+0x49f/0xc00 [ 5942.347582][ T73] __do_softirq+0x1f8/0x5df [ 5942.347582][ T73] [ 5952.595201][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5952.595659][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5952.595659][ T73] dst_init+0x84/0x4a0 [ 5952.595659][ T73] dst_alloc+0x97/0x150 [ 5952.595659][ T73] rt_dst_alloc+0x31/0x3b0 [ 5952.595659][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5952.595659][ T73] ip_route_input_noref+0xe6/0x230 [ 5952.595659][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5952.595659][ T73] ip_rcv+0x16b/0x470 [ 5952.595659][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5952.595659][ T73] process_backlog+0x103/0x670 [ 5952.595659][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5952.595659][ T73] net_rx_action+0x49f/0xc00 [ 5952.595659][ T73] __do_softirq+0x1f8/0x5df [ 5952.595659][ T73] [ 5962.843152][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5962.843588][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5962.843588][ T73] dst_init+0x84/0x4a0 [ 5962.843588][ T73] dst_alloc+0x97/0x150 [ 5962.843588][ T73] rt_dst_alloc+0x31/0x3b0 [ 5962.843588][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5962.843588][ T73] ip_route_input_noref+0xe6/0x230 [ 5962.843588][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5962.843588][ T73] ip_rcv+0x16b/0x470 [ 5962.843588][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5962.843588][ T73] process_backlog+0x103/0x670 [ 5962.843588][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5962.843588][ T73] net_rx_action+0x49f/0xc00 [ 5962.843588][ T73] __do_softirq+0x1f8/0x5df [ 5962.843588][ T73] [ 5973.091232][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5973.091877][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5973.091877][ T73] dst_init+0x84/0x4a0 [ 5973.091877][ T73] dst_alloc+0x97/0x150 [ 5973.091877][ T73] rt_dst_alloc+0x31/0x3b0 [ 5973.091877][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5973.091877][ T73] ip_route_input_noref+0xe6/0x230 [ 5973.091877][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5973.091877][ T73] ip_rcv+0x16b/0x470 [ 5973.091877][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5973.091877][ T73] process_backlog+0x103/0x670 [ 5973.091877][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5973.091877][ T73] net_rx_action+0x49f/0xc00 [ 5973.091877][ T73] __do_softirq+0x1f8/0x5df [ 5973.091877][ T73] [ 5983.339158][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5983.339619][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5983.339619][ T73] dst_init+0x84/0x4a0 [ 5983.339619][ T73] dst_alloc+0x97/0x150 [ 5983.339619][ T73] rt_dst_alloc+0x31/0x3b0 [ 5983.339619][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5983.339619][ T73] ip_route_input_noref+0xe6/0x230 [ 5983.339619][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5983.339619][ T73] ip_rcv+0x16b/0x470 [ 5983.339619][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5983.339619][ T73] process_backlog+0x103/0x670 [ 5983.339619][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5983.339619][ T73] net_rx_action+0x49f/0xc00 [ 5983.339619][ T73] __do_softirq+0x1f8/0x5df [ 5983.339619][ T73] [ 5993.587262][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 5993.587963][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 5993.587963][ T73] dst_init+0x84/0x4a0 [ 5993.587963][ T73] dst_alloc+0x97/0x150 [ 5993.587963][ T73] rt_dst_alloc+0x31/0x3b0 [ 5993.587963][ T73] ip_route_input_slow+0xe44/0x1d70 [ 5993.587963][ T73] ip_route_input_noref+0xe6/0x230 [ 5993.587963][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 5993.587963][ T73] ip_rcv+0x16b/0x470 [ 5993.587963][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 5993.587963][ T73] process_backlog+0x103/0x670 [ 5993.587963][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 5993.587963][ T73] net_rx_action+0x49f/0xc00 [ 5993.587963][ T73] __do_softirq+0x1f8/0x5df [ 5993.587963][ T73] [ 6003.835231][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6003.836121][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6003.836121][ T73] dst_init+0x84/0x4a0 [ 6003.836121][ T73] dst_alloc+0x97/0x150 [ 6003.836121][ T73] rt_dst_alloc+0x31/0x3b0 [ 6003.836121][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6003.836121][ T73] ip_route_input_noref+0xe6/0x230 [ 6003.836121][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6003.836121][ T73] ip_rcv+0x16b/0x470 [ 6003.836121][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6003.836121][ T73] process_backlog+0x103/0x670 [ 6003.836121][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6003.836121][ T73] net_rx_action+0x49f/0xc00 [ 6003.836121][ T73] __do_softirq+0x1f8/0x5df [ 6003.836121][ T73] [ 6014.083268][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6014.084113][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6014.084113][ T73] dst_init+0x84/0x4a0 [ 6014.084113][ T73] dst_alloc+0x97/0x150 [ 6014.084113][ T73] rt_dst_alloc+0x31/0x3b0 [ 6014.084113][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6014.084113][ T73] ip_route_input_noref+0xe6/0x230 [ 6014.084113][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6014.084113][ T73] ip_rcv+0x16b/0x470 [ 6014.084113][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6014.084113][ T73] process_backlog+0x103/0x670 [ 6014.084113][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6014.084113][ T73] net_rx_action+0x49f/0xc00 [ 6014.084113][ T73] __do_softirq+0x1f8/0x5df [ 6014.084113][ T73] [ 6024.331209][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6024.331645][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6024.331645][ T73] dst_init+0x84/0x4a0 [ 6024.331645][ T73] dst_alloc+0x97/0x150 [ 6024.331645][ T73] rt_dst_alloc+0x31/0x3b0 [ 6024.331645][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6024.331645][ T73] ip_route_input_noref+0xe6/0x230 [ 6024.331645][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6024.331645][ T73] ip_rcv+0x16b/0x470 [ 6024.331645][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6024.331645][ T73] process_backlog+0x103/0x670 [ 6024.331645][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6024.331645][ T73] net_rx_action+0x49f/0xc00 [ 6024.331645][ T73] __do_softirq+0x1f8/0x5df [ 6024.331645][ T73] [ 6034.579273][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6034.580095][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6034.580095][ T73] dst_init+0x84/0x4a0 [ 6034.580095][ T73] dst_alloc+0x97/0x150 [ 6034.580095][ T73] rt_dst_alloc+0x31/0x3b0 [ 6034.580095][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6034.580095][ T73] ip_route_input_noref+0xe6/0x230 [ 6034.580095][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6034.580095][ T73] ip_rcv+0x16b/0x470 [ 6034.580095][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6034.580095][ T73] process_backlog+0x103/0x670 [ 6034.580095][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6034.580095][ T73] net_rx_action+0x49f/0xc00 [ 6034.580095][ T73] __do_softirq+0x1f8/0x5df [ 6034.580095][ T73] [ 6044.827240][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6044.827686][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6044.827686][ T73] dst_init+0x84/0x4a0 [ 6044.827686][ T73] dst_alloc+0x97/0x150 [ 6044.827686][ T73] rt_dst_alloc+0x31/0x3b0 [ 6044.827686][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6044.827686][ T73] ip_route_input_noref+0xe6/0x230 [ 6044.827686][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6044.827686][ T73] ip_rcv+0x16b/0x470 [ 6044.827686][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6044.827686][ T73] process_backlog+0x103/0x670 [ 6044.827686][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6044.827686][ T73] net_rx_action+0x49f/0xc00 [ 6044.827686][ T73] __do_softirq+0x1f8/0x5df [ 6044.827686][ T73] [ 6055.075201][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6055.075637][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6055.075637][ T73] dst_init+0x84/0x4a0 [ 6055.075637][ T73] dst_alloc+0x97/0x150 [ 6055.075637][ T73] rt_dst_alloc+0x31/0x3b0 [ 6055.075637][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6055.075637][ T73] ip_route_input_noref+0xe6/0x230 [ 6055.075637][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6055.075637][ T73] ip_rcv+0x16b/0x470 [ 6055.075637][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6055.075637][ T73] process_backlog+0x103/0x670 [ 6055.075637][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6055.075637][ T73] net_rx_action+0x49f/0xc00 [ 6055.075637][ T73] __do_softirq+0x1f8/0x5df [ 6055.075637][ T73] [ 6065.323223][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6065.323657][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6065.323657][ T73] dst_init+0x84/0x4a0 [ 6065.323657][ T73] dst_alloc+0x97/0x150 [ 6065.323657][ T73] rt_dst_alloc+0x31/0x3b0 [ 6065.323657][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6065.323657][ T73] ip_route_input_noref+0xe6/0x230 [ 6065.323657][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6065.323657][ T73] ip_rcv+0x16b/0x470 [ 6065.323657][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6065.323657][ T73] process_backlog+0x103/0x670 [ 6065.323657][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6065.323657][ T73] net_rx_action+0x49f/0xc00 [ 6065.323657][ T73] __do_softirq+0x1f8/0x5df [ 6065.323657][ T73] [ 6075.571230][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6075.571709][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6075.571709][ T73] dst_init+0x84/0x4a0 [ 6075.571709][ T73] dst_alloc+0x97/0x150 [ 6075.571709][ T73] rt_dst_alloc+0x31/0x3b0 [ 6075.571709][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6075.571709][ T73] ip_route_input_noref+0xe6/0x230 [ 6075.571709][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6075.571709][ T73] ip_rcv+0x16b/0x470 [ 6075.571709][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6075.571709][ T73] process_backlog+0x103/0x670 [ 6075.571709][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6075.571709][ T73] net_rx_action+0x49f/0xc00 [ 6075.571709][ T73] __do_softirq+0x1f8/0x5df [ 6075.571709][ T73] [ 6085.819173][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6085.819633][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6085.819633][ T73] dst_init+0x84/0x4a0 [ 6085.819633][ T73] dst_alloc+0x97/0x150 [ 6085.819633][ T73] rt_dst_alloc+0x31/0x3b0 [ 6085.819633][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6085.819633][ T73] ip_route_input_noref+0xe6/0x230 [ 6085.819633][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6085.819633][ T73] ip_rcv+0x16b/0x470 [ 6085.819633][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6085.819633][ T73] process_backlog+0x103/0x670 [ 6085.819633][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6085.819633][ T73] net_rx_action+0x49f/0xc00 [ 6085.819633][ T73] __do_softirq+0x1f8/0x5df [ 6085.819633][ T73] [ 6096.067164][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6096.067729][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6096.067729][ T73] dst_init+0x84/0x4a0 [ 6096.067729][ T73] dst_alloc+0x97/0x150 [ 6096.067729][ T73] rt_dst_alloc+0x31/0x3b0 [ 6096.067729][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6096.067729][ T73] ip_route_input_noref+0xe6/0x230 [ 6096.067729][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6096.067729][ T73] ip_rcv+0x16b/0x470 [ 6096.067729][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6096.067729][ T73] process_backlog+0x103/0x670 [ 6096.067729][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6096.067729][ T73] net_rx_action+0x49f/0xc00 [ 6096.067729][ T73] __do_softirq+0x1f8/0x5df [ 6096.067729][ T73] [ 6106.315230][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6106.315683][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6106.315683][ T73] dst_init+0x84/0x4a0 [ 6106.315683][ T73] dst_alloc+0x97/0x150 [ 6106.315683][ T73] rt_dst_alloc+0x31/0x3b0 [ 6106.315683][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6106.315683][ T73] ip_route_input_noref+0xe6/0x230 [ 6106.315683][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6106.315683][ T73] ip_rcv+0x16b/0x470 [ 6106.315683][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6106.315683][ T73] process_backlog+0x103/0x670 [ 6106.315683][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6106.315683][ T73] net_rx_action+0x49f/0xc00 [ 6106.315683][ T73] __do_softirq+0x1f8/0x5df [ 6106.315683][ T73] [ 6116.563200][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6116.563643][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6116.563643][ T73] dst_init+0x84/0x4a0 [ 6116.563643][ T73] dst_alloc+0x97/0x150 [ 6116.563643][ T73] rt_dst_alloc+0x31/0x3b0 [ 6116.563643][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6116.563643][ T73] ip_route_input_noref+0xe6/0x230 [ 6116.563643][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6116.563643][ T73] ip_rcv+0x16b/0x470 [ 6116.563643][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6116.563643][ T73] process_backlog+0x103/0x670 [ 6116.563643][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6116.563643][ T73] net_rx_action+0x49f/0xc00 [ 6116.563643][ T73] __do_softirq+0x1f8/0x5df [ 6116.563643][ T73] [ 6126.811268][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6126.812018][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6126.812018][ T73] dst_init+0x84/0x4a0 [ 6126.812018][ T73] dst_alloc+0x97/0x150 [ 6126.812018][ T73] rt_dst_alloc+0x31/0x3b0 [ 6126.812018][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6126.812018][ T73] ip_route_input_noref+0xe6/0x230 [ 6126.812018][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6126.812018][ T73] ip_rcv+0x16b/0x470 [ 6126.812018][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6126.812018][ T73] process_backlog+0x103/0x670 [ 6126.812018][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6126.812018][ T73] net_rx_action+0x49f/0xc00 [ 6126.812018][ T73] __do_softirq+0x1f8/0x5df [ 6126.812018][ T73] [ 6137.059204][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6137.059634][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6137.059634][ T73] dst_init+0x84/0x4a0 [ 6137.059634][ T73] dst_alloc+0x97/0x150 [ 6137.059634][ T73] rt_dst_alloc+0x31/0x3b0 [ 6137.059634][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6137.059634][ T73] ip_route_input_noref+0xe6/0x230 [ 6137.059634][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6137.059634][ T73] ip_rcv+0x16b/0x470 [ 6137.059634][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6137.059634][ T73] process_backlog+0x103/0x670 [ 6137.059634][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6137.059634][ T73] net_rx_action+0x49f/0xc00 [ 6137.059634][ T73] __do_softirq+0x1f8/0x5df [ 6137.059634][ T73] [ 6147.307243][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6147.307698][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6147.307698][ T73] dst_init+0x84/0x4a0 [ 6147.307698][ T73] dst_alloc+0x97/0x150 [ 6147.307698][ T73] rt_dst_alloc+0x31/0x3b0 [ 6147.307698][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6147.307698][ T73] ip_route_input_noref+0xe6/0x230 [ 6147.307698][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6147.307698][ T73] ip_rcv+0x16b/0x470 [ 6147.307698][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6147.307698][ T73] process_backlog+0x103/0x670 [ 6147.307698][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6147.307698][ T73] net_rx_action+0x49f/0xc00 [ 6147.307698][ T73] __do_softirq+0x1f8/0x5df [ 6147.307698][ T73] [ 6157.555214][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6157.555664][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6157.555664][ T73] dst_init+0x84/0x4a0 [ 6157.555664][ T73] dst_alloc+0x97/0x150 [ 6157.555664][ T73] rt_dst_alloc+0x31/0x3b0 [ 6157.555664][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6157.555664][ T73] ip_route_input_noref+0xe6/0x230 [ 6157.555664][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6157.555664][ T73] ip_rcv+0x16b/0x470 [ 6157.555664][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6157.555664][ T73] process_backlog+0x103/0x670 [ 6157.555664][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6157.555664][ T73] net_rx_action+0x49f/0xc00 [ 6157.555664][ T73] __do_softirq+0x1f8/0x5df [ 6157.555664][ T73] [ 6167.803203][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6167.803643][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6167.803643][ T73] dst_init+0x84/0x4a0 [ 6167.803643][ T73] dst_alloc+0x97/0x150 [ 6167.803643][ T73] rt_dst_alloc+0x31/0x3b0 [ 6167.803643][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6167.803643][ T73] ip_route_input_noref+0xe6/0x230 [ 6167.803643][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6167.803643][ T73] ip_rcv+0x16b/0x470 [ 6167.803643][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6167.803643][ T73] process_backlog+0x103/0x670 [ 6167.803643][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6167.803643][ T73] net_rx_action+0x49f/0xc00 [ 6167.803643][ T73] __do_softirq+0x1f8/0x5df [ 6167.803643][ T73] [ 6178.051236][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6178.051627][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6178.051627][ T73] dst_init+0x84/0x4a0 [ 6178.051627][ T73] dst_alloc+0x97/0x150 [ 6178.051627][ T73] rt_dst_alloc+0x31/0x3b0 [ 6178.051627][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6178.051627][ T73] ip_route_input_noref+0xe6/0x230 [ 6178.051627][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6178.051627][ T73] ip_rcv+0x16b/0x470 [ 6178.051627][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6178.051627][ T73] process_backlog+0x103/0x670 [ 6178.051627][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6178.051627][ T73] net_rx_action+0x49f/0xc00 [ 6178.051627][ T73] __do_softirq+0x1f8/0x5df [ 6178.051627][ T73] [ 6188.299191][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6188.299575][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6188.299575][ T73] dst_init+0x84/0x4a0 [ 6188.299575][ T73] dst_alloc+0x97/0x150 [ 6188.299575][ T73] rt_dst_alloc+0x31/0x3b0 [ 6188.299575][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6188.299575][ T73] ip_route_input_noref+0xe6/0x230 [ 6188.299575][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6188.299575][ T73] ip_rcv+0x16b/0x470 [ 6188.299575][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6188.299575][ T73] process_backlog+0x103/0x670 [ 6188.299575][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6188.299575][ T73] net_rx_action+0x49f/0xc00 [ 6188.299575][ T73] __do_softirq+0x1f8/0x5df [ 6188.299575][ T73] [ 6198.547223][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6198.547601][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6198.547601][ T73] dst_init+0x84/0x4a0 [ 6198.547601][ T73] dst_alloc+0x97/0x150 [ 6198.547601][ T73] rt_dst_alloc+0x31/0x3b0 [ 6198.547601][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6198.547601][ T73] ip_route_input_noref+0xe6/0x230 [ 6198.547601][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6198.547601][ T73] ip_rcv+0x16b/0x470 [ 6198.547601][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6198.547601][ T73] process_backlog+0x103/0x670 [ 6198.547601][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6198.547601][ T73] net_rx_action+0x49f/0xc00 [ 6198.547601][ T73] __do_softirq+0x1f8/0x5df [ 6198.547601][ T73] [ 6208.795238][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6208.795674][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6208.795674][ T73] dst_init+0x84/0x4a0 [ 6208.795674][ T73] dst_alloc+0x97/0x150 [ 6208.795674][ T73] rt_dst_alloc+0x31/0x3b0 [ 6208.795674][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6208.795674][ T73] ip_route_input_noref+0xe6/0x230 [ 6208.795674][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6208.795674][ T73] ip_rcv+0x16b/0x470 [ 6208.795674][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6208.795674][ T73] process_backlog+0x103/0x670 [ 6208.795674][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6208.795674][ T73] net_rx_action+0x49f/0xc00 [ 6208.795674][ T73] __do_softirq+0x1f8/0x5df [ 6208.795674][ T73] [ 6219.043197][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6219.043646][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6219.043646][ T73] dst_init+0x84/0x4a0 [ 6219.043646][ T73] dst_alloc+0x97/0x150 [ 6219.043646][ T73] rt_dst_alloc+0x31/0x3b0 [ 6219.043646][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6219.043646][ T73] ip_route_input_noref+0xe6/0x230 [ 6219.043646][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6219.043646][ T73] ip_rcv+0x16b/0x470 [ 6219.043646][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6219.043646][ T73] process_backlog+0x103/0x670 [ 6219.043646][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6219.043646][ T73] net_rx_action+0x49f/0xc00 [ 6219.043646][ T73] __do_softirq+0x1f8/0x5df [ 6219.043646][ T73] [ 6229.291255][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6229.291671][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6229.291671][ T73] dst_init+0x84/0x4a0 [ 6229.291671][ T73] dst_alloc+0x97/0x150 [ 6229.291671][ T73] rt_dst_alloc+0x31/0x3b0 [ 6229.291671][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6229.291671][ T73] ip_route_input_noref+0xe6/0x230 [ 6229.291671][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6229.291671][ T73] ip_rcv+0x16b/0x470 [ 6229.291671][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6229.291671][ T73] process_backlog+0x103/0x670 [ 6229.291671][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6229.291671][ T73] net_rx_action+0x49f/0xc00 [ 6229.291671][ T73] __do_softirq+0x1f8/0x5df [ 6229.291671][ T73] [ 6239.539235][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6239.539670][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6239.539670][ T73] dst_init+0x84/0x4a0 [ 6239.539670][ T73] dst_alloc+0x97/0x150 [ 6239.539670][ T73] rt_dst_alloc+0x31/0x3b0 [ 6239.539670][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6239.539670][ T73] ip_route_input_noref+0xe6/0x230 [ 6239.539670][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6239.539670][ T73] ip_rcv+0x16b/0x470 [ 6239.539670][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6239.539670][ T73] process_backlog+0x103/0x670 [ 6239.539670][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6239.539670][ T73] net_rx_action+0x49f/0xc00 [ 6239.539670][ T73] __do_softirq+0x1f8/0x5df [ 6239.539670][ T73] [ 6249.787211][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6249.787578][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6249.787578][ T73] dst_init+0x84/0x4a0 [ 6249.787578][ T73] dst_alloc+0x97/0x150 [ 6249.787578][ T73] rt_dst_alloc+0x31/0x3b0 [ 6249.787578][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6249.787578][ T73] ip_route_input_noref+0xe6/0x230 [ 6249.787578][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6249.787578][ T73] ip_rcv+0x16b/0x470 [ 6249.787578][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6249.787578][ T73] process_backlog+0x103/0x670 [ 6249.787578][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6249.787578][ T73] net_rx_action+0x49f/0xc00 [ 6249.787578][ T73] __do_softirq+0x1f8/0x5df [ 6249.787578][ T73] [ 6260.035203][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6260.035623][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6260.035623][ T73] dst_init+0x84/0x4a0 [ 6260.035623][ T73] dst_alloc+0x97/0x150 [ 6260.035623][ T73] rt_dst_alloc+0x31/0x3b0 [ 6260.035623][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6260.035623][ T73] ip_route_input_noref+0xe6/0x230 [ 6260.035623][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6260.035623][ T73] ip_rcv+0x16b/0x470 [ 6260.035623][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6260.035623][ T73] process_backlog+0x103/0x670 [ 6260.035623][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6260.035623][ T73] net_rx_action+0x49f/0xc00 [ 6260.035623][ T73] __do_softirq+0x1f8/0x5df [ 6260.035623][ T73] [ 6270.283385][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6270.284051][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6270.284051][ T73] dst_init+0x84/0x4a0 [ 6270.284051][ T73] dst_alloc+0x97/0x150 [ 6270.284051][ T73] rt_dst_alloc+0x31/0x3b0 [ 6270.284051][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6270.284051][ T73] ip_route_input_noref+0xe6/0x230 [ 6270.284051][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6270.284051][ T73] ip_rcv+0x16b/0x470 [ 6270.284051][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6270.284051][ T73] process_backlog+0x103/0x670 [ 6270.284051][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6270.284051][ T73] net_rx_action+0x49f/0xc00 [ 6270.284051][ T73] __do_softirq+0x1f8/0x5df [ 6270.284051][ T73] [ 6280.531275][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6280.531718][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6280.531718][ T73] dst_init+0x84/0x4a0 [ 6280.531718][ T73] dst_alloc+0x97/0x150 [ 6280.531718][ T73] rt_dst_alloc+0x31/0x3b0 [ 6280.531718][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6280.531718][ T73] ip_route_input_noref+0xe6/0x230 [ 6280.531718][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6280.531718][ T73] ip_rcv+0x16b/0x470 [ 6280.531718][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6280.531718][ T73] process_backlog+0x103/0x670 [ 6280.531718][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6280.531718][ T73] net_rx_action+0x49f/0xc00 [ 6280.531718][ T73] __do_softirq+0x1f8/0x5df [ 6280.531718][ T73] [ 6290.779250][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6290.779694][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6290.779694][ T73] dst_init+0x84/0x4a0 [ 6290.779694][ T73] dst_alloc+0x97/0x150 [ 6290.779694][ T73] rt_dst_alloc+0x31/0x3b0 [ 6290.779694][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6290.779694][ T73] ip_route_input_noref+0xe6/0x230 [ 6290.779694][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6290.779694][ T73] ip_rcv+0x16b/0x470 [ 6290.779694][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6290.779694][ T73] process_backlog+0x103/0x670 [ 6290.779694][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6290.779694][ T73] net_rx_action+0x49f/0xc00 [ 6290.779694][ T73] __do_softirq+0x1f8/0x5df [ 6290.779694][ T73] [ 6301.027210][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6301.027650][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6301.027650][ T73] dst_init+0x84/0x4a0 [ 6301.027650][ T73] dst_alloc+0x97/0x150 [ 6301.027650][ T73] rt_dst_alloc+0x31/0x3b0 [ 6301.027650][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6301.027650][ T73] ip_route_input_noref+0xe6/0x230 [ 6301.027650][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6301.027650][ T73] ip_rcv+0x16b/0x470 [ 6301.027650][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6301.027650][ T73] process_backlog+0x103/0x670 [ 6301.027650][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6301.027650][ T73] net_rx_action+0x49f/0xc00 [ 6301.027650][ T73] __do_softirq+0x1f8/0x5df [ 6301.027650][ T73] [ 6311.275225][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6311.275657][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6311.275657][ T73] dst_init+0x84/0x4a0 [ 6311.275657][ T73] dst_alloc+0x97/0x150 [ 6311.275657][ T73] rt_dst_alloc+0x31/0x3b0 [ 6311.275657][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6311.275657][ T73] ip_route_input_noref+0xe6/0x230 [ 6311.275657][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6311.275657][ T73] ip_rcv+0x16b/0x470 [ 6311.275657][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6311.275657][ T73] process_backlog+0x103/0x670 [ 6311.275657][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6311.275657][ T73] net_rx_action+0x49f/0xc00 [ 6311.275657][ T73] __do_softirq+0x1f8/0x5df [ 6311.275657][ T73] [ 6321.523258][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6321.523929][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6321.523929][ T73] dst_init+0x84/0x4a0 [ 6321.523929][ T73] dst_alloc+0x97/0x150 [ 6321.523929][ T73] rt_dst_alloc+0x31/0x3b0 [ 6321.523929][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6321.523929][ T73] ip_route_input_noref+0xe6/0x230 [ 6321.523929][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6321.523929][ T73] ip_rcv+0x16b/0x470 [ 6321.523929][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6321.523929][ T73] process_backlog+0x103/0x670 [ 6321.523929][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6321.523929][ T73] net_rx_action+0x49f/0xc00 [ 6321.523929][ T73] __do_softirq+0x1f8/0x5df [ 6321.523929][ T73] [ 6331.771224][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6331.771609][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6331.771609][ T73] dst_init+0x84/0x4a0 [ 6331.771609][ T73] dst_alloc+0x97/0x150 [ 6331.771609][ T73] rt_dst_alloc+0x31/0x3b0 [ 6331.771609][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6331.771609][ T73] ip_route_input_noref+0xe6/0x230 [ 6331.771609][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6331.771609][ T73] ip_rcv+0x16b/0x470 [ 6331.771609][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6331.771609][ T73] process_backlog+0x103/0x670 [ 6331.771609][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6331.771609][ T73] net_rx_action+0x49f/0xc00 [ 6331.771609][ T73] __do_softirq+0x1f8/0x5df [ 6331.771609][ T73] [ 6342.019232][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6342.019621][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6342.019621][ T73] dst_init+0x84/0x4a0 [ 6342.019621][ T73] dst_alloc+0x97/0x150 [ 6342.019621][ T73] rt_dst_alloc+0x31/0x3b0 [ 6342.019621][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6342.019621][ T73] ip_route_input_noref+0xe6/0x230 [ 6342.019621][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6342.019621][ T73] ip_rcv+0x16b/0x470 [ 6342.019621][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6342.019621][ T73] process_backlog+0x103/0x670 [ 6342.019621][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6342.019621][ T73] net_rx_action+0x49f/0xc00 [ 6342.019621][ T73] __do_softirq+0x1f8/0x5df [ 6342.019621][ T73] [ 6352.267224][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6352.267673][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6352.267673][ T73] dst_init+0x84/0x4a0 [ 6352.267673][ T73] dst_alloc+0x97/0x150 [ 6352.267673][ T73] rt_dst_alloc+0x31/0x3b0 [ 6352.267673][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6352.267673][ T73] ip_route_input_noref+0xe6/0x230 [ 6352.267673][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6352.267673][ T73] ip_rcv+0x16b/0x470 [ 6352.267673][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6352.267673][ T73] process_backlog+0x103/0x670 [ 6352.267673][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6352.267673][ T73] net_rx_action+0x49f/0xc00 [ 6352.267673][ T73] __do_softirq+0x1f8/0x5df [ 6352.267673][ T73] [ 6362.515217][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6362.515638][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6362.515638][ T73] dst_init+0x84/0x4a0 [ 6362.515638][ T73] dst_alloc+0x97/0x150 [ 6362.515638][ T73] rt_dst_alloc+0x31/0x3b0 [ 6362.515638][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6362.515638][ T73] ip_route_input_noref+0xe6/0x230 [ 6362.515638][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6362.515638][ T73] ip_rcv+0x16b/0x470 [ 6362.515638][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6362.515638][ T73] process_backlog+0x103/0x670 [ 6362.515638][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6362.515638][ T73] net_rx_action+0x49f/0xc00 [ 6362.515638][ T73] __do_softirq+0x1f8/0x5df [ 6362.515638][ T73] [ 6372.763196][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6372.763613][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6372.763613][ T73] dst_init+0x84/0x4a0 [ 6372.763613][ T73] dst_alloc+0x97/0x150 [ 6372.763613][ T73] rt_dst_alloc+0x31/0x3b0 [ 6372.763613][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6372.763613][ T73] ip_route_input_noref+0xe6/0x230 [ 6372.763613][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6372.763613][ T73] ip_rcv+0x16b/0x470 [ 6372.763613][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6372.763613][ T73] process_backlog+0x103/0x670 [ 6372.763613][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6372.763613][ T73] net_rx_action+0x49f/0xc00 [ 6372.763613][ T73] __do_softirq+0x1f8/0x5df [ 6372.763613][ T73] [ 6383.011203][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6383.011625][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6383.011625][ T73] dst_init+0x84/0x4a0 [ 6383.011625][ T73] dst_alloc+0x97/0x150 [ 6383.011625][ T73] rt_dst_alloc+0x31/0x3b0 [ 6383.011625][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6383.011625][ T73] ip_route_input_noref+0xe6/0x230 [ 6383.011625][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6383.011625][ T73] ip_rcv+0x16b/0x470 [ 6383.011625][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6383.011625][ T73] process_backlog+0x103/0x670 [ 6383.011625][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6383.011625][ T73] net_rx_action+0x49f/0xc00 [ 6383.011625][ T73] __do_softirq+0x1f8/0x5df [ 6383.011625][ T73] [ 6393.259215][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6393.259668][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6393.259668][ T73] dst_init+0x84/0x4a0 [ 6393.259668][ T73] dst_alloc+0x97/0x150 [ 6393.259668][ T73] rt_dst_alloc+0x31/0x3b0 [ 6393.259668][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6393.259668][ T73] ip_route_input_noref+0xe6/0x230 [ 6393.259668][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6393.259668][ T73] ip_rcv+0x16b/0x470 [ 6393.259668][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6393.259668][ T73] process_backlog+0x103/0x670 [ 6393.259668][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6393.259668][ T73] net_rx_action+0x49f/0xc00 [ 6393.259668][ T73] __do_softirq+0x1f8/0x5df [ 6393.259668][ T73] [ 6403.507155][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6403.507592][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6403.507592][ T73] dst_init+0x84/0x4a0 [ 6403.507592][ T73] dst_alloc+0x97/0x150 [ 6403.507592][ T73] rt_dst_alloc+0x31/0x3b0 [ 6403.507592][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6403.507592][ T73] ip_route_input_noref+0xe6/0x230 [ 6403.507592][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6403.507592][ T73] ip_rcv+0x16b/0x470 [ 6403.507592][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6403.507592][ T73] process_backlog+0x103/0x670 [ 6403.507592][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6403.507592][ T73] net_rx_action+0x49f/0xc00 [ 6403.507592][ T73] __do_softirq+0x1f8/0x5df [ 6403.507592][ T73] [ 6413.755217][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6413.755628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6413.755628][ T73] dst_init+0x84/0x4a0 [ 6413.755628][ T73] dst_alloc+0x97/0x150 [ 6413.755628][ T73] rt_dst_alloc+0x31/0x3b0 [ 6413.755628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6413.755628][ T73] ip_route_input_noref+0xe6/0x230 [ 6413.755628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6413.755628][ T73] ip_rcv+0x16b/0x470 [ 6413.755628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6413.755628][ T73] process_backlog+0x103/0x670 [ 6413.755628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6413.755628][ T73] net_rx_action+0x49f/0xc00 [ 6413.755628][ T73] __do_softirq+0x1f8/0x5df [ 6413.755628][ T73] [ 6424.003221][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6424.003671][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6424.003671][ T73] dst_init+0x84/0x4a0 [ 6424.003671][ T73] dst_alloc+0x97/0x150 [ 6424.003671][ T73] rt_dst_alloc+0x31/0x3b0 [ 6424.003671][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6424.003671][ T73] ip_route_input_noref+0xe6/0x230 [ 6424.003671][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6424.003671][ T73] ip_rcv+0x16b/0x470 [ 6424.003671][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6424.003671][ T73] process_backlog+0x103/0x670 [ 6424.003671][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6424.003671][ T73] net_rx_action+0x49f/0xc00 [ 6424.003671][ T73] __do_softirq+0x1f8/0x5df [ 6424.003671][ T73] [ 6434.251210][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6434.251587][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6434.251587][ T73] dst_init+0x84/0x4a0 [ 6434.251587][ T73] dst_alloc+0x97/0x150 [ 6434.251587][ T73] rt_dst_alloc+0x31/0x3b0 [ 6434.251587][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6434.251587][ T73] ip_route_input_noref+0xe6/0x230 [ 6434.251587][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6434.251587][ T73] ip_rcv+0x16b/0x470 [ 6434.251587][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6434.251587][ T73] process_backlog+0x103/0x670 [ 6434.251587][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6434.251587][ T73] net_rx_action+0x49f/0xc00 [ 6434.251587][ T73] __do_softirq+0x1f8/0x5df [ 6434.251587][ T73] [ 6444.499193][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6444.499641][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6444.499641][ T73] dst_init+0x84/0x4a0 [ 6444.499641][ T73] dst_alloc+0x97/0x150 [ 6444.499641][ T73] rt_dst_alloc+0x31/0x3b0 [ 6444.499641][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6444.499641][ T73] ip_route_input_noref+0xe6/0x230 [ 6444.499641][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6444.499641][ T73] ip_rcv+0x16b/0x470 [ 6444.499641][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6444.499641][ T73] process_backlog+0x103/0x670 [ 6444.499641][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6444.499641][ T73] net_rx_action+0x49f/0xc00 [ 6444.499641][ T73] __do_softirq+0x1f8/0x5df [ 6444.499641][ T73] [ 6454.747219][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6454.747589][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6454.747589][ T73] dst_init+0x84/0x4a0 [ 6454.747589][ T73] dst_alloc+0x97/0x150 [ 6454.747589][ T73] rt_dst_alloc+0x31/0x3b0 [ 6454.747589][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6454.747589][ T73] ip_route_input_noref+0xe6/0x230 [ 6454.747589][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6454.747589][ T73] ip_rcv+0x16b/0x470 [ 6454.747589][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6454.747589][ T73] process_backlog+0x103/0x670 [ 6454.747589][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6454.747589][ T73] net_rx_action+0x49f/0xc00 [ 6454.747589][ T73] __do_softirq+0x1f8/0x5df [ 6454.747589][ T73] [ 6464.995237][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6464.995609][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6464.995609][ T73] dst_init+0x84/0x4a0 [ 6464.995609][ T73] dst_alloc+0x97/0x150 [ 6464.995609][ T73] rt_dst_alloc+0x31/0x3b0 [ 6464.995609][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6464.995609][ T73] ip_route_input_noref+0xe6/0x230 [ 6464.995609][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6464.995609][ T73] ip_rcv+0x16b/0x470 [ 6464.995609][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6464.995609][ T73] process_backlog+0x103/0x670 [ 6464.995609][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6464.995609][ T73] net_rx_action+0x49f/0xc00 [ 6464.995609][ T73] __do_softirq+0x1f8/0x5df [ 6464.995609][ T73] [ 6475.243215][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6475.243610][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6475.243610][ T73] dst_init+0x84/0x4a0 [ 6475.243610][ T73] dst_alloc+0x97/0x150 [ 6475.243610][ T73] rt_dst_alloc+0x31/0x3b0 [ 6475.243610][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6475.243610][ T73] ip_route_input_noref+0xe6/0x230 [ 6475.243610][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6475.243610][ T73] ip_rcv+0x16b/0x470 [ 6475.243610][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6475.243610][ T73] process_backlog+0x103/0x670 [ 6475.243610][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6475.243610][ T73] net_rx_action+0x49f/0xc00 [ 6475.243610][ T73] __do_softirq+0x1f8/0x5df [ 6475.243610][ T73] [ 6485.491212][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6485.491632][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6485.491632][ T73] dst_init+0x84/0x4a0 [ 6485.491632][ T73] dst_alloc+0x97/0x150 [ 6485.491632][ T73] rt_dst_alloc+0x31/0x3b0 [ 6485.491632][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6485.491632][ T73] ip_route_input_noref+0xe6/0x230 [ 6485.491632][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6485.491632][ T73] ip_rcv+0x16b/0x470 [ 6485.491632][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6485.491632][ T73] process_backlog+0x103/0x670 [ 6485.491632][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6485.491632][ T73] net_rx_action+0x49f/0xc00 [ 6485.491632][ T73] __do_softirq+0x1f8/0x5df [ 6485.491632][ T73] [ 6495.739226][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6495.739661][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6495.739661][ T73] dst_init+0x84/0x4a0 [ 6495.739661][ T73] dst_alloc+0x97/0x150 [ 6495.739661][ T73] rt_dst_alloc+0x31/0x3b0 [ 6495.739661][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6495.739661][ T73] ip_route_input_noref+0xe6/0x230 [ 6495.739661][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6495.739661][ T73] ip_rcv+0x16b/0x470 [ 6495.739661][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6495.739661][ T73] process_backlog+0x103/0x670 [ 6495.739661][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6495.739661][ T73] net_rx_action+0x49f/0xc00 [ 6495.739661][ T73] __do_softirq+0x1f8/0x5df [ 6495.739661][ T73] [ 6505.987205][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6505.987640][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6505.987640][ T73] dst_init+0x84/0x4a0 [ 6505.987640][ T73] dst_alloc+0x97/0x150 [ 6505.987640][ T73] rt_dst_alloc+0x31/0x3b0 [ 6505.987640][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6505.987640][ T73] ip_route_input_noref+0xe6/0x230 [ 6505.987640][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6505.987640][ T73] ip_rcv+0x16b/0x470 [ 6505.987640][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6505.987640][ T73] process_backlog+0x103/0x670 [ 6505.987640][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6505.987640][ T73] net_rx_action+0x49f/0xc00 [ 6505.987640][ T73] __do_softirq+0x1f8/0x5df [ 6505.987640][ T73] [ 6516.235183][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6516.235647][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6516.235647][ T73] dst_init+0x84/0x4a0 [ 6516.235647][ T73] dst_alloc+0x97/0x150 [ 6516.235647][ T73] rt_dst_alloc+0x31/0x3b0 [ 6516.235647][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6516.235647][ T73] ip_route_input_noref+0xe6/0x230 [ 6516.235647][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6516.235647][ T73] ip_rcv+0x16b/0x470 [ 6516.235647][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6516.235647][ T73] process_backlog+0x103/0x670 [ 6516.235647][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6516.235647][ T73] net_rx_action+0x49f/0xc00 [ 6516.235647][ T73] __do_softirq+0x1f8/0x5df [ 6516.235647][ T73] [ 6526.483203][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6526.483653][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6526.483653][ T73] dst_init+0x84/0x4a0 [ 6526.483653][ T73] dst_alloc+0x97/0x150 [ 6526.483653][ T73] rt_dst_alloc+0x31/0x3b0 [ 6526.483653][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6526.483653][ T73] ip_route_input_noref+0xe6/0x230 [ 6526.483653][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6526.483653][ T73] ip_rcv+0x16b/0x470 [ 6526.483653][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6526.483653][ T73] process_backlog+0x103/0x670 [ 6526.483653][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6526.483653][ T73] net_rx_action+0x49f/0xc00 [ 6526.483653][ T73] __do_softirq+0x1f8/0x5df [ 6526.483653][ T73] [ 6536.731219][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6536.731598][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6536.731598][ T73] dst_init+0x84/0x4a0 [ 6536.731598][ T73] dst_alloc+0x97/0x150 [ 6536.731598][ T73] rt_dst_alloc+0x31/0x3b0 [ 6536.731598][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6536.731598][ T73] ip_route_input_noref+0xe6/0x230 [ 6536.731598][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6536.731598][ T73] ip_rcv+0x16b/0x470 [ 6536.731598][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6536.731598][ T73] process_backlog+0x103/0x670 [ 6536.731598][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6536.731598][ T73] net_rx_action+0x49f/0xc00 [ 6536.731598][ T73] __do_softirq+0x1f8/0x5df [ 6536.731598][ T73] [ 6546.979265][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6546.979710][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6546.979710][ T73] dst_init+0x84/0x4a0 [ 6546.979710][ T73] dst_alloc+0x97/0x150 [ 6546.979710][ T73] rt_dst_alloc+0x31/0x3b0 [ 6546.979710][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6546.979710][ T73] ip_route_input_noref+0xe6/0x230 [ 6546.979710][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6546.979710][ T73] ip_rcv+0x16b/0x470 [ 6546.979710][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6546.979710][ T73] process_backlog+0x103/0x670 [ 6546.979710][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6546.979710][ T73] net_rx_action+0x49f/0xc00 [ 6546.979710][ T73] __do_softirq+0x1f8/0x5df [ 6546.979710][ T73] [ 6557.227162][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6557.227586][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6557.227586][ T73] dst_init+0x84/0x4a0 [ 6557.227586][ T73] dst_alloc+0x97/0x150 [ 6557.227586][ T73] rt_dst_alloc+0x31/0x3b0 [ 6557.227586][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6557.227586][ T73] ip_route_input_noref+0xe6/0x230 [ 6557.227586][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6557.227586][ T73] ip_rcv+0x16b/0x470 [ 6557.227586][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6557.227586][ T73] process_backlog+0x103/0x670 [ 6557.227586][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6557.227586][ T73] net_rx_action+0x49f/0xc00 [ 6557.227586][ T73] __do_softirq+0x1f8/0x5df [ 6557.227586][ T73] [ 6567.475205][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6567.475639][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6567.475639][ T73] dst_init+0x84/0x4a0 [ 6567.475639][ T73] dst_alloc+0x97/0x150 [ 6567.475639][ T73] rt_dst_alloc+0x31/0x3b0 [ 6567.475639][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6567.475639][ T73] ip_route_input_noref+0xe6/0x230 [ 6567.475639][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6567.475639][ T73] ip_rcv+0x16b/0x470 [ 6567.475639][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6567.475639][ T73] process_backlog+0x103/0x670 [ 6567.475639][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6567.475639][ T73] net_rx_action+0x49f/0xc00 [ 6567.475639][ T73] __do_softirq+0x1f8/0x5df [ 6567.475639][ T73] [ 6577.723217][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6577.723702][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6577.723702][ T73] dst_init+0x84/0x4a0 [ 6577.723702][ T73] dst_alloc+0x97/0x150 [ 6577.723702][ T73] rt_dst_alloc+0x31/0x3b0 [ 6577.723702][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6577.723702][ T73] ip_route_input_noref+0xe6/0x230 [ 6577.723702][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6577.723702][ T73] ip_rcv+0x16b/0x470 [ 6577.723702][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6577.723702][ T73] process_backlog+0x103/0x670 [ 6577.723702][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6577.723702][ T73] net_rx_action+0x49f/0xc00 [ 6577.723702][ T73] __do_softirq+0x1f8/0x5df [ 6577.723702][ T73] [ 6587.971191][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6587.971625][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6587.971625][ T73] dst_init+0x84/0x4a0 [ 6587.971625][ T73] dst_alloc+0x97/0x150 [ 6587.971625][ T73] rt_dst_alloc+0x31/0x3b0 [ 6587.971625][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6587.971625][ T73] ip_route_input_noref+0xe6/0x230 [ 6587.971625][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6587.971625][ T73] ip_rcv+0x16b/0x470 [ 6587.971625][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6587.971625][ T73] process_backlog+0x103/0x670 [ 6587.971625][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6587.971625][ T73] net_rx_action+0x49f/0xc00 [ 6587.971625][ T73] __do_softirq+0x1f8/0x5df [ 6587.971625][ T73] [ 6598.219157][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6598.219594][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6598.219594][ T73] dst_init+0x84/0x4a0 [ 6598.219594][ T73] dst_alloc+0x97/0x150 [ 6598.219594][ T73] rt_dst_alloc+0x31/0x3b0 [ 6598.219594][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6598.219594][ T73] ip_route_input_noref+0xe6/0x230 [ 6598.219594][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6598.219594][ T73] ip_rcv+0x16b/0x470 [ 6598.219594][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6598.219594][ T73] process_backlog+0x103/0x670 [ 6598.219594][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6598.219594][ T73] net_rx_action+0x49f/0xc00 [ 6598.219594][ T73] __do_softirq+0x1f8/0x5df [ 6598.219594][ T73] [ 6608.467192][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6608.467643][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6608.467643][ T73] dst_init+0x84/0x4a0 [ 6608.467643][ T73] dst_alloc+0x97/0x150 [ 6608.467643][ T73] rt_dst_alloc+0x31/0x3b0 [ 6608.467643][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6608.467643][ T73] ip_route_input_noref+0xe6/0x230 [ 6608.467643][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6608.467643][ T73] ip_rcv+0x16b/0x470 [ 6608.467643][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6608.467643][ T73] process_backlog+0x103/0x670 [ 6608.467643][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6608.467643][ T73] net_rx_action+0x49f/0xc00 [ 6608.467643][ T73] __do_softirq+0x1f8/0x5df [ 6608.467643][ T73] [ 6618.715229][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6618.716206][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6618.716206][ T73] dst_init+0x84/0x4a0 [ 6618.716206][ T73] dst_alloc+0x97/0x150 [ 6618.716206][ T73] rt_dst_alloc+0x31/0x3b0 [ 6618.716206][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6618.716206][ T73] ip_route_input_noref+0xe6/0x230 [ 6618.716206][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6618.716206][ T73] ip_rcv+0x16b/0x470 [ 6618.716206][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6618.716206][ T73] process_backlog+0x103/0x670 [ 6618.716206][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6618.716206][ T73] net_rx_action+0x49f/0xc00 [ 6618.716206][ T73] __do_softirq+0x1f8/0x5df [ 6618.716206][ T73] [ 6628.963198][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6628.963619][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6628.963619][ T73] dst_init+0x84/0x4a0 [ 6628.963619][ T73] dst_alloc+0x97/0x150 [ 6628.963619][ T73] rt_dst_alloc+0x31/0x3b0 [ 6628.963619][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6628.963619][ T73] ip_route_input_noref+0xe6/0x230 [ 6628.963619][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6628.963619][ T73] ip_rcv+0x16b/0x470 [ 6628.963619][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6628.963619][ T73] process_backlog+0x103/0x670 [ 6628.963619][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6628.963619][ T73] net_rx_action+0x49f/0xc00 [ 6628.963619][ T73] __do_softirq+0x1f8/0x5df [ 6628.963619][ T73] [ 6639.211232][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6639.211684][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6639.211684][ T73] dst_init+0x84/0x4a0 [ 6639.211684][ T73] dst_alloc+0x97/0x150 [ 6639.211684][ T73] rt_dst_alloc+0x31/0x3b0 [ 6639.211684][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6639.211684][ T73] ip_route_input_noref+0xe6/0x230 [ 6639.211684][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6639.211684][ T73] ip_rcv+0x16b/0x470 [ 6639.211684][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6639.211684][ T73] process_backlog+0x103/0x670 [ 6639.211684][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6639.211684][ T73] net_rx_action+0x49f/0xc00 [ 6639.211684][ T73] __do_softirq+0x1f8/0x5df [ 6639.211684][ T73] [ 6649.459202][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6649.459591][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6649.459591][ T73] dst_init+0x84/0x4a0 [ 6649.459591][ T73] dst_alloc+0x97/0x150 [ 6649.459591][ T73] rt_dst_alloc+0x31/0x3b0 [ 6649.459591][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6649.459591][ T73] ip_route_input_noref+0xe6/0x230 [ 6649.459591][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6649.459591][ T73] ip_rcv+0x16b/0x470 [ 6649.459591][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6649.459591][ T73] process_backlog+0x103/0x670 [ 6649.459591][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6649.459591][ T73] net_rx_action+0x49f/0xc00 [ 6649.459591][ T73] __do_softirq+0x1f8/0x5df [ 6649.459591][ T73] [ 6659.707209][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6659.707641][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6659.707641][ T73] dst_init+0x84/0x4a0 [ 6659.707641][ T73] dst_alloc+0x97/0x150 [ 6659.707641][ T73] rt_dst_alloc+0x31/0x3b0 [ 6659.707641][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6659.707641][ T73] ip_route_input_noref+0xe6/0x230 [ 6659.707641][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6659.707641][ T73] ip_rcv+0x16b/0x470 [ 6659.707641][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6659.707641][ T73] process_backlog+0x103/0x670 [ 6659.707641][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6659.707641][ T73] net_rx_action+0x49f/0xc00 [ 6659.707641][ T73] __do_softirq+0x1f8/0x5df [ 6659.707641][ T73] [ 6669.955206][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6669.955621][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6669.955621][ T73] dst_init+0x84/0x4a0 [ 6669.955621][ T73] dst_alloc+0x97/0x150 [ 6669.955621][ T73] rt_dst_alloc+0x31/0x3b0 [ 6669.955621][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6669.955621][ T73] ip_route_input_noref+0xe6/0x230 [ 6669.955621][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6669.955621][ T73] ip_rcv+0x16b/0x470 [ 6669.955621][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6669.955621][ T73] process_backlog+0x103/0x670 [ 6669.955621][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6669.955621][ T73] net_rx_action+0x49f/0xc00 [ 6669.955621][ T73] __do_softirq+0x1f8/0x5df [ 6669.955621][ T73] [ 6680.203219][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6680.203674][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6680.203674][ T73] dst_init+0x84/0x4a0 [ 6680.203674][ T73] dst_alloc+0x97/0x150 [ 6680.203674][ T73] rt_dst_alloc+0x31/0x3b0 [ 6680.203674][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6680.203674][ T73] ip_route_input_noref+0xe6/0x230 [ 6680.203674][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6680.203674][ T73] ip_rcv+0x16b/0x470 [ 6680.203674][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6680.203674][ T73] process_backlog+0x103/0x670 [ 6680.203674][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6680.203674][ T73] net_rx_action+0x49f/0xc00 [ 6680.203674][ T73] __do_softirq+0x1f8/0x5df [ 6680.203674][ T73] [ 6690.451212][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6690.451666][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6690.451666][ T73] dst_init+0x84/0x4a0 [ 6690.451666][ T73] dst_alloc+0x97/0x150 [ 6690.451666][ T73] rt_dst_alloc+0x31/0x3b0 [ 6690.451666][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6690.451666][ T73] ip_route_input_noref+0xe6/0x230 [ 6690.451666][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6690.451666][ T73] ip_rcv+0x16b/0x470 [ 6690.451666][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6690.451666][ T73] process_backlog+0x103/0x670 [ 6690.451666][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6690.451666][ T73] net_rx_action+0x49f/0xc00 [ 6690.451666][ T73] __do_softirq+0x1f8/0x5df [ 6690.451666][ T73] [ 6700.699280][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6700.699727][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6700.699727][ T73] dst_init+0x84/0x4a0 [ 6700.699727][ T73] dst_alloc+0x97/0x150 [ 6700.699727][ T73] rt_dst_alloc+0x31/0x3b0 [ 6700.699727][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6700.699727][ T73] ip_route_input_noref+0xe6/0x230 [ 6700.699727][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6700.699727][ T73] ip_rcv+0x16b/0x470 [ 6700.699727][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6700.699727][ T73] process_backlog+0x103/0x670 [ 6700.699727][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6700.699727][ T73] net_rx_action+0x49f/0xc00 [ 6700.699727][ T73] __do_softirq+0x1f8/0x5df [ 6700.699727][ T73] [ 6710.947284][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6710.947740][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6710.947740][ T73] dst_init+0x84/0x4a0 [ 6710.947740][ T73] dst_alloc+0x97/0x150 [ 6710.947740][ T73] rt_dst_alloc+0x31/0x3b0 [ 6710.947740][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6710.947740][ T73] ip_route_input_noref+0xe6/0x230 [ 6710.947740][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6710.947740][ T73] ip_rcv+0x16b/0x470 [ 6710.947740][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6710.947740][ T73] process_backlog+0x103/0x670 [ 6710.947740][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6710.947740][ T73] net_rx_action+0x49f/0xc00 [ 6710.947740][ T73] __do_softirq+0x1f8/0x5df [ 6710.947740][ T73] [ 6721.195318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6721.196212][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6721.196212][ T73] dst_init+0x84/0x4a0 [ 6721.196212][ T73] dst_alloc+0x97/0x150 [ 6721.196212][ T73] rt_dst_alloc+0x31/0x3b0 [ 6721.196212][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6721.196212][ T73] ip_route_input_noref+0xe6/0x230 [ 6721.196212][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6721.196212][ T73] ip_rcv+0x16b/0x470 [ 6721.196212][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6721.196212][ T73] process_backlog+0x103/0x670 [ 6721.196212][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6721.196212][ T73] net_rx_action+0x49f/0xc00 [ 6721.196212][ T73] __do_softirq+0x1f8/0x5df [ 6721.196212][ T73] [ 6731.443310][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6731.443774][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6731.443774][ T73] dst_init+0x84/0x4a0 [ 6731.443774][ T73] dst_alloc+0x97/0x150 [ 6731.443774][ T73] rt_dst_alloc+0x31/0x3b0 [ 6731.443774][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6731.443774][ T73] ip_route_input_noref+0xe6/0x230 [ 6731.443774][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6731.443774][ T73] ip_rcv+0x16b/0x470 [ 6731.443774][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6731.443774][ T73] process_backlog+0x103/0x670 [ 6731.443774][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6731.443774][ T73] net_rx_action+0x49f/0xc00 [ 6731.443774][ T73] __do_softirq+0x1f8/0x5df [ 6731.443774][ T73] [ 6741.691286][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6741.691732][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6741.691732][ T73] dst_init+0x84/0x4a0 [ 6741.691732][ T73] dst_alloc+0x97/0x150 [ 6741.691732][ T73] rt_dst_alloc+0x31/0x3b0 [ 6741.691732][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6741.691732][ T73] ip_route_input_noref+0xe6/0x230 [ 6741.691732][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6741.691732][ T73] ip_rcv+0x16b/0x470 [ 6741.691732][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6741.691732][ T73] process_backlog+0x103/0x670 [ 6741.691732][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6741.691732][ T73] net_rx_action+0x49f/0xc00 [ 6741.691732][ T73] __do_softirq+0x1f8/0x5df [ 6741.691732][ T73] [ 6751.939299][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6751.940215][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6751.940215][ T73] dst_init+0x84/0x4a0 [ 6751.940215][ T73] dst_alloc+0x97/0x150 [ 6751.940215][ T73] rt_dst_alloc+0x31/0x3b0 [ 6751.940215][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6751.940215][ T73] ip_route_input_noref+0xe6/0x230 [ 6751.940215][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6751.940215][ T73] ip_rcv+0x16b/0x470 [ 6751.940215][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6751.940215][ T73] process_backlog+0x103/0x670 [ 6751.940215][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6751.940215][ T73] net_rx_action+0x49f/0xc00 [ 6751.940215][ T73] __do_softirq+0x1f8/0x5df [ 6751.940215][ T73] [ 6762.187306][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6762.187848][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6762.187848][ T73] dst_init+0x84/0x4a0 [ 6762.187848][ T73] dst_alloc+0x97/0x150 [ 6762.187848][ T73] rt_dst_alloc+0x31/0x3b0 [ 6762.187848][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6762.187848][ T73] ip_route_input_noref+0xe6/0x230 [ 6762.187848][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6762.187848][ T73] ip_rcv+0x16b/0x470 [ 6762.187848][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6762.187848][ T73] process_backlog+0x103/0x670 [ 6762.187848][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6762.187848][ T73] net_rx_action+0x49f/0xc00 [ 6762.187848][ T73] __do_softirq+0x1f8/0x5df [ 6762.187848][ T73] [ 6772.435316][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6772.436234][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6772.436234][ T73] dst_init+0x84/0x4a0 [ 6772.436234][ T73] dst_alloc+0x97/0x150 [ 6772.436234][ T73] rt_dst_alloc+0x31/0x3b0 [ 6772.436234][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6772.436234][ T73] ip_route_input_noref+0xe6/0x230 [ 6772.436234][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6772.436234][ T73] ip_rcv+0x16b/0x470 [ 6772.436234][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6772.436234][ T73] process_backlog+0x103/0x670 [ 6772.436234][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6772.436234][ T73] net_rx_action+0x49f/0xc00 [ 6772.436234][ T73] __do_softirq+0x1f8/0x5df [ 6772.436234][ T73] [ 6782.683310][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6782.683715][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6782.683715][ T73] dst_init+0x84/0x4a0 [ 6782.683715][ T73] dst_alloc+0x97/0x150 [ 6782.683715][ T73] rt_dst_alloc+0x31/0x3b0 [ 6782.683715][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6782.683715][ T73] ip_route_input_noref+0xe6/0x230 [ 6782.683715][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6782.683715][ T73] ip_rcv+0x16b/0x470 [ 6782.683715][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6782.683715][ T73] process_backlog+0x103/0x670 [ 6782.683715][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6782.683715][ T73] net_rx_action+0x49f/0xc00 [ 6782.683715][ T73] __do_softirq+0x1f8/0x5df [ 6782.683715][ T73] [ 6792.931256][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6792.931714][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6792.931714][ T73] dst_init+0x84/0x4a0 [ 6792.931714][ T73] dst_alloc+0x97/0x150 [ 6792.931714][ T73] rt_dst_alloc+0x31/0x3b0 [ 6792.931714][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6792.931714][ T73] ip_route_input_noref+0xe6/0x230 [ 6792.931714][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6792.931714][ T73] ip_rcv+0x16b/0x470 [ 6792.931714][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6792.931714][ T73] process_backlog+0x103/0x670 [ 6792.931714][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6792.931714][ T73] net_rx_action+0x49f/0xc00 [ 6792.931714][ T73] __do_softirq+0x1f8/0x5df [ 6792.931714][ T73] [ 6803.179291][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6803.180198][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6803.180198][ T73] dst_init+0x84/0x4a0 [ 6803.180198][ T73] dst_alloc+0x97/0x150 [ 6803.180198][ T73] rt_dst_alloc+0x31/0x3b0 [ 6803.180198][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6803.180198][ T73] ip_route_input_noref+0xe6/0x230 [ 6803.180198][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6803.180198][ T73] ip_rcv+0x16b/0x470 [ 6803.180198][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6803.180198][ T73] process_backlog+0x103/0x670 [ 6803.180198][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6803.180198][ T73] net_rx_action+0x49f/0xc00 [ 6803.180198][ T73] __do_softirq+0x1f8/0x5df [ 6803.180198][ T73] [ 6813.427295][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6813.427791][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6813.427791][ T73] dst_init+0x84/0x4a0 [ 6813.427791][ T73] dst_alloc+0x97/0x150 [ 6813.427791][ T73] rt_dst_alloc+0x31/0x3b0 [ 6813.427791][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6813.427791][ T73] ip_route_input_noref+0xe6/0x230 [ 6813.427791][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6813.427791][ T73] ip_rcv+0x16b/0x470 [ 6813.427791][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6813.427791][ T73] process_backlog+0x103/0x670 [ 6813.427791][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6813.427791][ T73] net_rx_action+0x49f/0xc00 [ 6813.427791][ T73] __do_softirq+0x1f8/0x5df [ 6813.427791][ T73] [ 6823.675289][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6823.675871][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6823.675871][ T73] dst_init+0x84/0x4a0 [ 6823.675871][ T73] dst_alloc+0x97/0x150 [ 6823.675871][ T73] rt_dst_alloc+0x31/0x3b0 [ 6823.675871][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6823.675871][ T73] ip_route_input_noref+0xe6/0x230 [ 6823.675871][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6823.675871][ T73] ip_rcv+0x16b/0x470 [ 6823.675871][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6823.675871][ T73] process_backlog+0x103/0x670 [ 6823.675871][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6823.675871][ T73] net_rx_action+0x49f/0xc00 [ 6823.675871][ T73] __do_softirq+0x1f8/0x5df [ 6823.675871][ T73] [ 6833.923233][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6833.923639][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6833.923639][ T73] dst_init+0x84/0x4a0 [ 6833.923639][ T73] dst_alloc+0x97/0x150 [ 6833.923639][ T73] rt_dst_alloc+0x31/0x3b0 [ 6833.923639][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6833.923639][ T73] ip_route_input_noref+0xe6/0x230 [ 6833.923639][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6833.923639][ T73] ip_rcv+0x16b/0x470 [ 6833.923639][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6833.923639][ T73] process_backlog+0x103/0x670 [ 6833.923639][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6833.923639][ T73] net_rx_action+0x49f/0xc00 [ 6833.923639][ T73] __do_softirq+0x1f8/0x5df [ 6833.923639][ T73] [ 6844.171253][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6844.171693][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6844.171693][ T73] dst_init+0x84/0x4a0 [ 6844.171693][ T73] dst_alloc+0x97/0x150 [ 6844.171693][ T73] rt_dst_alloc+0x31/0x3b0 [ 6844.171693][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6844.171693][ T73] ip_route_input_noref+0xe6/0x230 [ 6844.171693][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6844.171693][ T73] ip_rcv+0x16b/0x470 [ 6844.171693][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6844.171693][ T73] process_backlog+0x103/0x670 [ 6844.171693][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6844.171693][ T73] net_rx_action+0x49f/0xc00 [ 6844.171693][ T73] __do_softirq+0x1f8/0x5df [ 6844.171693][ T73] [ 6854.419213][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6854.419679][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6854.419679][ T73] dst_init+0x84/0x4a0 [ 6854.419679][ T73] dst_alloc+0x97/0x150 [ 6854.419679][ T73] rt_dst_alloc+0x31/0x3b0 [ 6854.419679][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6854.419679][ T73] ip_route_input_noref+0xe6/0x230 [ 6854.419679][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6854.419679][ T73] ip_rcv+0x16b/0x470 [ 6854.419679][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6854.419679][ T73] process_backlog+0x103/0x670 [ 6854.419679][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6854.419679][ T73] net_rx_action+0x49f/0xc00 [ 6854.419679][ T73] __do_softirq+0x1f8/0x5df [ 6854.419679][ T73] [ 6864.667300][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6864.667777][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6864.667777][ T73] dst_init+0x84/0x4a0 [ 6864.667777][ T73] dst_alloc+0x97/0x150 [ 6864.667777][ T73] rt_dst_alloc+0x31/0x3b0 [ 6864.667777][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6864.667777][ T73] ip_route_input_noref+0xe6/0x230 [ 6864.667777][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6864.667777][ T73] ip_rcv+0x16b/0x470 [ 6864.667777][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6864.667777][ T73] process_backlog+0x103/0x670 [ 6864.667777][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6864.667777][ T73] net_rx_action+0x49f/0xc00 [ 6864.667777][ T73] __do_softirq+0x1f8/0x5df [ 6864.667777][ T73] [ 6874.915272][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6874.915787][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6874.915787][ T73] dst_init+0x84/0x4a0 [ 6874.915787][ T73] dst_alloc+0x97/0x150 [ 6874.915787][ T73] rt_dst_alloc+0x31/0x3b0 [ 6874.915787][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6874.915787][ T73] ip_route_input_noref+0xe6/0x230 [ 6874.915787][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6874.915787][ T73] ip_rcv+0x16b/0x470 [ 6874.915787][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6874.915787][ T73] process_backlog+0x103/0x670 [ 6874.915787][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6874.915787][ T73] net_rx_action+0x49f/0xc00 [ 6874.915787][ T73] __do_softirq+0x1f8/0x5df [ 6874.915787][ T73] [ 6885.163281][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6885.163786][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6885.163786][ T73] dst_init+0x84/0x4a0 [ 6885.163786][ T73] dst_alloc+0x97/0x150 [ 6885.163786][ T73] rt_dst_alloc+0x31/0x3b0 [ 6885.163786][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6885.163786][ T73] ip_route_input_noref+0xe6/0x230 [ 6885.163786][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6885.163786][ T73] ip_rcv+0x16b/0x470 [ 6885.163786][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6885.163786][ T73] process_backlog+0x103/0x670 [ 6885.163786][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6885.163786][ T73] net_rx_action+0x49f/0xc00 [ 6885.163786][ T73] __do_softirq+0x1f8/0x5df [ 6885.163786][ T73] [ 6895.411269][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6895.411772][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6895.411772][ T73] dst_init+0x84/0x4a0 [ 6895.411772][ T73] dst_alloc+0x97/0x150 [ 6895.411772][ T73] rt_dst_alloc+0x31/0x3b0 [ 6895.411772][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6895.411772][ T73] ip_route_input_noref+0xe6/0x230 [ 6895.411772][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6895.411772][ T73] ip_rcv+0x16b/0x470 [ 6895.411772][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6895.411772][ T73] process_backlog+0x103/0x670 [ 6895.411772][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6895.411772][ T73] net_rx_action+0x49f/0xc00 [ 6895.411772][ T73] __do_softirq+0x1f8/0x5df [ 6895.411772][ T73] [ 6905.659273][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6905.659718][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6905.659718][ T73] dst_init+0x84/0x4a0 [ 6905.659718][ T73] dst_alloc+0x97/0x150 [ 6905.659718][ T73] rt_dst_alloc+0x31/0x3b0 [ 6905.659718][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6905.659718][ T73] ip_route_input_noref+0xe6/0x230 [ 6905.659718][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6905.659718][ T73] ip_rcv+0x16b/0x470 [ 6905.659718][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6905.659718][ T73] process_backlog+0x103/0x670 [ 6905.659718][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6905.659718][ T73] net_rx_action+0x49f/0xc00 [ 6905.659718][ T73] __do_softirq+0x1f8/0x5df [ 6905.659718][ T73] [ 6915.907202][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6915.907648][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6915.907648][ T73] dst_init+0x84/0x4a0 [ 6915.907648][ T73] dst_alloc+0x97/0x150 [ 6915.907648][ T73] rt_dst_alloc+0x31/0x3b0 [ 6915.907648][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6915.907648][ T73] ip_route_input_noref+0xe6/0x230 [ 6915.907648][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6915.907648][ T73] ip_rcv+0x16b/0x470 [ 6915.907648][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6915.907648][ T73] process_backlog+0x103/0x670 [ 6915.907648][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6915.907648][ T73] net_rx_action+0x49f/0xc00 [ 6915.907648][ T73] __do_softirq+0x1f8/0x5df [ 6915.907648][ T73] [ 6926.155312][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6926.155811][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6926.155811][ T73] dst_init+0x84/0x4a0 [ 6926.155811][ T73] dst_alloc+0x97/0x150 [ 6926.155811][ T73] rt_dst_alloc+0x31/0x3b0 [ 6926.155811][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6926.155811][ T73] ip_route_input_noref+0xe6/0x230 [ 6926.155811][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6926.155811][ T73] ip_rcv+0x16b/0x470 [ 6926.155811][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6926.155811][ T73] process_backlog+0x103/0x670 [ 6926.155811][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6926.155811][ T73] net_rx_action+0x49f/0xc00 [ 6926.155811][ T73] __do_softirq+0x1f8/0x5df [ 6926.155811][ T73] [ 6936.403303][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6936.403773][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6936.403773][ T73] dst_init+0x84/0x4a0 [ 6936.403773][ T73] dst_alloc+0x97/0x150 [ 6936.403773][ T73] rt_dst_alloc+0x31/0x3b0 [ 6936.403773][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6936.403773][ T73] ip_route_input_noref+0xe6/0x230 [ 6936.403773][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6936.403773][ T73] ip_rcv+0x16b/0x470 [ 6936.403773][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6936.403773][ T73] process_backlog+0x103/0x670 [ 6936.403773][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6936.403773][ T73] net_rx_action+0x49f/0xc00 [ 6936.403773][ T73] __do_softirq+0x1f8/0x5df [ 6936.403773][ T73] [ 6946.651294][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6946.651774][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6946.651774][ T73] dst_init+0x84/0x4a0 [ 6946.651774][ T73] dst_alloc+0x97/0x150 [ 6946.651774][ T73] rt_dst_alloc+0x31/0x3b0 [ 6946.651774][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6946.651774][ T73] ip_route_input_noref+0xe6/0x230 [ 6946.651774][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6946.651774][ T73] ip_rcv+0x16b/0x470 [ 6946.651774][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6946.651774][ T73] process_backlog+0x103/0x670 [ 6946.651774][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6946.651774][ T73] net_rx_action+0x49f/0xc00 [ 6946.651774][ T73] __do_softirq+0x1f8/0x5df [ 6946.651774][ T73] [ 6956.899319][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6956.899815][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6956.899815][ T73] dst_init+0x84/0x4a0 [ 6956.899815][ T73] dst_alloc+0x97/0x150 [ 6956.899815][ T73] rt_dst_alloc+0x31/0x3b0 [ 6956.899815][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6956.899815][ T73] ip_route_input_noref+0xe6/0x230 [ 6956.899815][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6956.899815][ T73] ip_rcv+0x16b/0x470 [ 6956.899815][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6956.899815][ T73] process_backlog+0x103/0x670 [ 6956.899815][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6956.899815][ T73] net_rx_action+0x49f/0xc00 [ 6956.899815][ T73] __do_softirq+0x1f8/0x5df [ 6956.899815][ T73] [ 6967.147317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6967.148214][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6967.148214][ T73] dst_init+0x84/0x4a0 [ 6967.148214][ T73] dst_alloc+0x97/0x150 [ 6967.148214][ T73] rt_dst_alloc+0x31/0x3b0 [ 6967.148214][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6967.148214][ T73] ip_route_input_noref+0xe6/0x230 [ 6967.148214][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6967.148214][ T73] ip_rcv+0x16b/0x470 [ 6967.148214][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6967.148214][ T73] process_backlog+0x103/0x670 [ 6967.148214][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6967.148214][ T73] net_rx_action+0x49f/0xc00 [ 6967.148214][ T73] __do_softirq+0x1f8/0x5df [ 6967.148214][ T73] [ 6977.395262][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6977.395689][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6977.395689][ T73] dst_init+0x84/0x4a0 [ 6977.395689][ T73] dst_alloc+0x97/0x150 [ 6977.395689][ T73] rt_dst_alloc+0x31/0x3b0 [ 6977.395689][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6977.395689][ T73] ip_route_input_noref+0xe6/0x230 [ 6977.395689][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6977.395689][ T73] ip_rcv+0x16b/0x470 [ 6977.395689][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6977.395689][ T73] process_backlog+0x103/0x670 [ 6977.395689][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6977.395689][ T73] net_rx_action+0x49f/0xc00 [ 6977.395689][ T73] __do_softirq+0x1f8/0x5df [ 6977.395689][ T73] [ 6987.643300][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6987.643766][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6987.643766][ T73] dst_init+0x84/0x4a0 [ 6987.643766][ T73] dst_alloc+0x97/0x150 [ 6987.643766][ T73] rt_dst_alloc+0x31/0x3b0 [ 6987.643766][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6987.643766][ T73] ip_route_input_noref+0xe6/0x230 [ 6987.643766][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6987.643766][ T73] ip_rcv+0x16b/0x470 [ 6987.643766][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6987.643766][ T73] process_backlog+0x103/0x670 [ 6987.643766][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6987.643766][ T73] net_rx_action+0x49f/0xc00 [ 6987.643766][ T73] __do_softirq+0x1f8/0x5df [ 6987.643766][ T73] [ 6997.891317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 6997.892231][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 6997.892231][ T73] dst_init+0x84/0x4a0 [ 6997.892231][ T73] dst_alloc+0x97/0x150 [ 6997.892231][ T73] rt_dst_alloc+0x31/0x3b0 [ 6997.892231][ T73] ip_route_input_slow+0xe44/0x1d70 [ 6997.892231][ T73] ip_route_input_noref+0xe6/0x230 [ 6997.892231][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 6997.892231][ T73] ip_rcv+0x16b/0x470 [ 6997.892231][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 6997.892231][ T73] process_backlog+0x103/0x670 [ 6997.892231][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 6997.892231][ T73] net_rx_action+0x49f/0xc00 [ 6997.892231][ T73] __do_softirq+0x1f8/0x5df [ 6997.892231][ T73] [ 7008.139315][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7008.139704][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7008.139704][ T73] dst_init+0x84/0x4a0 [ 7008.139704][ T73] dst_alloc+0x97/0x150 [ 7008.139704][ T73] rt_dst_alloc+0x31/0x3b0 [ 7008.139704][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7008.139704][ T73] ip_route_input_noref+0xe6/0x230 [ 7008.139704][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7008.139704][ T73] ip_rcv+0x16b/0x470 [ 7008.139704][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7008.139704][ T73] process_backlog+0x103/0x670 [ 7008.139704][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7008.139704][ T73] net_rx_action+0x49f/0xc00 [ 7008.139704][ T73] __do_softirq+0x1f8/0x5df [ 7008.139704][ T73] [ 7018.387317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7018.387842][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7018.387842][ T73] dst_init+0x84/0x4a0 [ 7018.387842][ T73] dst_alloc+0x97/0x150 [ 7018.387842][ T73] rt_dst_alloc+0x31/0x3b0 [ 7018.387842][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7018.387842][ T73] ip_route_input_noref+0xe6/0x230 [ 7018.387842][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7018.387842][ T73] ip_rcv+0x16b/0x470 [ 7018.387842][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7018.387842][ T73] process_backlog+0x103/0x670 [ 7018.387842][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7018.387842][ T73] net_rx_action+0x49f/0xc00 [ 7018.387842][ T73] __do_softirq+0x1f8/0x5df [ 7018.387842][ T73] [ 7028.635318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7028.635796][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7028.635796][ T73] dst_init+0x84/0x4a0 [ 7028.635796][ T73] dst_alloc+0x97/0x150 [ 7028.635796][ T73] rt_dst_alloc+0x31/0x3b0 [ 7028.635796][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7028.635796][ T73] ip_route_input_noref+0xe6/0x230 [ 7028.635796][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7028.635796][ T73] ip_rcv+0x16b/0x470 [ 7028.635796][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7028.635796][ T73] process_backlog+0x103/0x670 [ 7028.635796][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7028.635796][ T73] net_rx_action+0x49f/0xc00 [ 7028.635796][ T73] __do_softirq+0x1f8/0x5df [ 7028.635796][ T73] [ 7038.883314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7038.884251][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7038.884251][ T73] dst_init+0x84/0x4a0 [ 7038.884251][ T73] dst_alloc+0x97/0x150 [ 7038.884251][ T73] rt_dst_alloc+0x31/0x3b0 [ 7038.884251][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7038.884251][ T73] ip_route_input_noref+0xe6/0x230 [ 7038.884251][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7038.884251][ T73] ip_rcv+0x16b/0x470 [ 7038.884251][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7038.884251][ T73] process_backlog+0x103/0x670 [ 7038.884251][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7038.884251][ T73] net_rx_action+0x49f/0xc00 [ 7038.884251][ T73] __do_softirq+0x1f8/0x5df [ 7038.884251][ T73] [ 7049.131320][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7049.131887][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7049.131887][ T73] dst_init+0x84/0x4a0 [ 7049.131887][ T73] dst_alloc+0x97/0x150 [ 7049.131887][ T73] rt_dst_alloc+0x31/0x3b0 [ 7049.131887][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7049.131887][ T73] ip_route_input_noref+0xe6/0x230 [ 7049.131887][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7049.131887][ T73] ip_rcv+0x16b/0x470 [ 7049.131887][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7049.131887][ T73] process_backlog+0x103/0x670 [ 7049.131887][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7049.131887][ T73] net_rx_action+0x49f/0xc00 [ 7049.131887][ T73] __do_softirq+0x1f8/0x5df [ 7049.131887][ T73] [ 7059.379285][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7059.379727][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7059.379727][ T73] dst_init+0x84/0x4a0 [ 7059.379727][ T73] dst_alloc+0x97/0x150 [ 7059.379727][ T73] rt_dst_alloc+0x31/0x3b0 [ 7059.379727][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7059.379727][ T73] ip_route_input_noref+0xe6/0x230 [ 7059.379727][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7059.379727][ T73] ip_rcv+0x16b/0x470 [ 7059.379727][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7059.379727][ T73] process_backlog+0x103/0x670 [ 7059.379727][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7059.379727][ T73] net_rx_action+0x49f/0xc00 [ 7059.379727][ T73] __do_softirq+0x1f8/0x5df [ 7059.379727][ T73] [ 7069.627304][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7069.627688][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7069.627688][ T73] dst_init+0x84/0x4a0 [ 7069.627688][ T73] dst_alloc+0x97/0x150 [ 7069.627688][ T73] rt_dst_alloc+0x31/0x3b0 [ 7069.627688][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7069.627688][ T73] ip_route_input_noref+0xe6/0x230 [ 7069.627688][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7069.627688][ T73] ip_rcv+0x16b/0x470 [ 7069.627688][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7069.627688][ T73] process_backlog+0x103/0x670 [ 7069.627688][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7069.627688][ T73] net_rx_action+0x49f/0xc00 [ 7069.627688][ T73] __do_softirq+0x1f8/0x5df [ 7069.627688][ T73] [ 7079.875287][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7079.875790][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7079.875790][ T73] dst_init+0x84/0x4a0 [ 7079.875790][ T73] dst_alloc+0x97/0x150 [ 7079.875790][ T73] rt_dst_alloc+0x31/0x3b0 [ 7079.875790][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7079.875790][ T73] ip_route_input_noref+0xe6/0x230 [ 7079.875790][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7079.875790][ T73] ip_rcv+0x16b/0x470 [ 7079.875790][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7079.875790][ T73] process_backlog+0x103/0x670 [ 7079.875790][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7079.875790][ T73] net_rx_action+0x49f/0xc00 [ 7079.875790][ T73] __do_softirq+0x1f8/0x5df [ 7079.875790][ T73] [ 7090.123312][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7090.123758][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7090.123758][ T73] dst_init+0x84/0x4a0 [ 7090.123758][ T73] dst_alloc+0x97/0x150 [ 7090.123758][ T73] rt_dst_alloc+0x31/0x3b0 [ 7090.123758][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7090.123758][ T73] ip_route_input_noref+0xe6/0x230 [ 7090.123758][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7090.123758][ T73] ip_rcv+0x16b/0x470 [ 7090.123758][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7090.123758][ T73] process_backlog+0x103/0x670 [ 7090.123758][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7090.123758][ T73] net_rx_action+0x49f/0xc00 [ 7090.123758][ T73] __do_softirq+0x1f8/0x5df [ 7090.123758][ T73] [ 7100.371351][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7100.372342][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7100.372342][ T73] dst_init+0x84/0x4a0 [ 7100.372342][ T73] dst_alloc+0x97/0x150 [ 7100.372342][ T73] rt_dst_alloc+0x31/0x3b0 [ 7100.372342][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7100.372342][ T73] ip_route_input_noref+0xe6/0x230 [ 7100.372342][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7100.372342][ T73] ip_rcv+0x16b/0x470 [ 7100.372342][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7100.372342][ T73] process_backlog+0x103/0x670 [ 7100.372342][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7100.372342][ T73] net_rx_action+0x49f/0xc00 [ 7100.372342][ T73] __do_softirq+0x1f8/0x5df [ 7100.372342][ T73] [ 7110.627291][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7110.628181][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7110.628181][ T73] dst_init+0x84/0x4a0 [ 7110.628181][ T73] dst_alloc+0x97/0x150 [ 7110.628181][ T73] rt_dst_alloc+0x31/0x3b0 [ 7110.628181][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7110.628181][ T73] ip_route_input_noref+0xe6/0x230 [ 7110.628181][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7110.628181][ T73] ip_rcv+0x16b/0x470 [ 7110.628181][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7110.628181][ T73] process_backlog+0x103/0x670 [ 7110.628181][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7110.628181][ T73] net_rx_action+0x49f/0xc00 [ 7110.628181][ T73] __do_softirq+0x1f8/0x5df [ 7110.628181][ T73] [ 7120.875318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7120.876206][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7120.876206][ T73] dst_init+0x84/0x4a0 [ 7120.876206][ T73] dst_alloc+0x97/0x150 [ 7120.876206][ T73] rt_dst_alloc+0x31/0x3b0 [ 7120.876206][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7120.876206][ T73] ip_route_input_noref+0xe6/0x230 [ 7120.876206][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7120.876206][ T73] ip_rcv+0x16b/0x470 [ 7120.876206][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7120.876206][ T73] process_backlog+0x103/0x670 [ 7120.876206][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7120.876206][ T73] net_rx_action+0x49f/0xc00 [ 7120.876206][ T73] __do_softirq+0x1f8/0x5df [ 7120.876206][ T73] [ 7131.123324][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7131.124219][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7131.124219][ T73] dst_init+0x84/0x4a0 [ 7131.124219][ T73] dst_alloc+0x97/0x150 [ 7131.124219][ T73] rt_dst_alloc+0x31/0x3b0 [ 7131.124219][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7131.124219][ T73] ip_route_input_noref+0xe6/0x230 [ 7131.124219][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7131.124219][ T73] ip_rcv+0x16b/0x470 [ 7131.124219][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7131.124219][ T73] process_backlog+0x103/0x670 [ 7131.124219][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7131.124219][ T73] net_rx_action+0x49f/0xc00 [ 7131.124219][ T73] __do_softirq+0x1f8/0x5df [ 7131.124219][ T73] [ 7141.371309][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7141.371854][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7141.371854][ T73] dst_init+0x84/0x4a0 [ 7141.371854][ T73] dst_alloc+0x97/0x150 [ 7141.371854][ T73] rt_dst_alloc+0x31/0x3b0 [ 7141.371854][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7141.371854][ T73] ip_route_input_noref+0xe6/0x230 [ 7141.371854][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7141.371854][ T73] ip_rcv+0x16b/0x470 [ 7141.371854][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7141.371854][ T73] process_backlog+0x103/0x670 [ 7141.371854][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7141.371854][ T73] net_rx_action+0x49f/0xc00 [ 7141.371854][ T73] __do_softirq+0x1f8/0x5df [ 7141.371854][ T73] [ 7151.619316][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7151.619846][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7151.619846][ T73] dst_init+0x84/0x4a0 [ 7151.619846][ T73] dst_alloc+0x97/0x150 [ 7151.619846][ T73] rt_dst_alloc+0x31/0x3b0 [ 7151.619846][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7151.619846][ T73] ip_route_input_noref+0xe6/0x230 [ 7151.619846][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7151.619846][ T73] ip_rcv+0x16b/0x470 [ 7151.619846][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7151.619846][ T73] process_backlog+0x103/0x670 [ 7151.619846][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7151.619846][ T73] net_rx_action+0x49f/0xc00 [ 7151.619846][ T73] __do_softirq+0x1f8/0x5df [ 7151.619846][ T73] [ 7161.867313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7161.868246][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7161.868246][ T73] dst_init+0x84/0x4a0 [ 7161.868246][ T73] dst_alloc+0x97/0x150 [ 7161.868246][ T73] rt_dst_alloc+0x31/0x3b0 [ 7161.868246][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7161.868246][ T73] ip_route_input_noref+0xe6/0x230 [ 7161.868246][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7161.868246][ T73] ip_rcv+0x16b/0x470 [ 7161.868246][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7161.868246][ T73] process_backlog+0x103/0x670 [ 7161.868246][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7161.868246][ T73] net_rx_action+0x49f/0xc00 [ 7161.868246][ T73] __do_softirq+0x1f8/0x5df [ 7161.868246][ T73] [ 7172.115204][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7172.115588][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7172.115588][ T73] dst_init+0x84/0x4a0 [ 7172.115588][ T73] dst_alloc+0x97/0x150 [ 7172.115588][ T73] rt_dst_alloc+0x31/0x3b0 [ 7172.115588][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7172.115588][ T73] ip_route_input_noref+0xe6/0x230 [ 7172.115588][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7172.115588][ T73] ip_rcv+0x16b/0x470 [ 7172.115588][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7172.115588][ T73] process_backlog+0x103/0x670 [ 7172.115588][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7172.115588][ T73] net_rx_action+0x49f/0xc00 [ 7172.115588][ T73] __do_softirq+0x1f8/0x5df [ 7172.115588][ T73] [ 7182.363306][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7182.363869][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7182.363869][ T73] dst_init+0x84/0x4a0 [ 7182.363869][ T73] dst_alloc+0x97/0x150 [ 7182.363869][ T73] rt_dst_alloc+0x31/0x3b0 [ 7182.363869][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7182.363869][ T73] ip_route_input_noref+0xe6/0x230 [ 7182.363869][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7182.363869][ T73] ip_rcv+0x16b/0x470 [ 7182.363869][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7182.363869][ T73] process_backlog+0x103/0x670 [ 7182.363869][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7182.363869][ T73] net_rx_action+0x49f/0xc00 [ 7182.363869][ T73] __do_softirq+0x1f8/0x5df [ 7182.363869][ T73] [ 7192.611257][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7192.611688][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7192.611688][ T73] dst_init+0x84/0x4a0 [ 7192.611688][ T73] dst_alloc+0x97/0x150 [ 7192.611688][ T73] rt_dst_alloc+0x31/0x3b0 [ 7192.611688][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7192.611688][ T73] ip_route_input_noref+0xe6/0x230 [ 7192.611688][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7192.611688][ T73] ip_rcv+0x16b/0x470 [ 7192.611688][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7192.611688][ T73] process_backlog+0x103/0x670 [ 7192.611688][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7192.611688][ T73] net_rx_action+0x49f/0xc00 [ 7192.611688][ T73] __do_softirq+0x1f8/0x5df [ 7192.611688][ T73] [ 7202.859310][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7202.859738][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7202.859738][ T73] dst_init+0x84/0x4a0 [ 7202.859738][ T73] dst_alloc+0x97/0x150 [ 7202.859738][ T73] rt_dst_alloc+0x31/0x3b0 [ 7202.859738][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7202.859738][ T73] ip_route_input_noref+0xe6/0x230 [ 7202.859738][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7202.859738][ T73] ip_rcv+0x16b/0x470 [ 7202.859738][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7202.859738][ T73] process_backlog+0x103/0x670 [ 7202.859738][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7202.859738][ T73] net_rx_action+0x49f/0xc00 [ 7202.859738][ T73] __do_softirq+0x1f8/0x5df [ 7202.859738][ T73] [ 7213.107323][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7213.108246][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7213.108246][ T73] dst_init+0x84/0x4a0 [ 7213.108246][ T73] dst_alloc+0x97/0x150 [ 7213.108246][ T73] rt_dst_alloc+0x31/0x3b0 [ 7213.108246][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7213.108246][ T73] ip_route_input_noref+0xe6/0x230 [ 7213.108246][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7213.108246][ T73] ip_rcv+0x16b/0x470 [ 7213.108246][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7213.108246][ T73] process_backlog+0x103/0x670 [ 7213.108246][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7213.108246][ T73] net_rx_action+0x49f/0xc00 [ 7213.108246][ T73] __do_softirq+0x1f8/0x5df [ 7213.108246][ T73] [ 7223.355304][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7223.355755][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7223.355755][ T73] dst_init+0x84/0x4a0 [ 7223.355755][ T73] dst_alloc+0x97/0x150 [ 7223.355755][ T73] rt_dst_alloc+0x31/0x3b0 [ 7223.355755][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7223.355755][ T73] ip_route_input_noref+0xe6/0x230 [ 7223.355755][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7223.355755][ T73] ip_rcv+0x16b/0x470 [ 7223.355755][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7223.355755][ T73] process_backlog+0x103/0x670 [ 7223.355755][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7223.355755][ T73] net_rx_action+0x49f/0xc00 [ 7223.355755][ T73] __do_softirq+0x1f8/0x5df [ 7223.355755][ T73] [ 7233.603318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7233.604373][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7233.604373][ T73] dst_init+0x84/0x4a0 [ 7233.604373][ T73] dst_alloc+0x97/0x150 [ 7233.604373][ T73] rt_dst_alloc+0x31/0x3b0 [ 7233.604373][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7233.604373][ T73] ip_route_input_noref+0xe6/0x230 [ 7233.604373][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7233.604373][ T73] ip_rcv+0x16b/0x470 [ 7233.604373][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7233.604373][ T73] process_backlog+0x103/0x670 [ 7233.604373][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7233.604373][ T73] net_rx_action+0x49f/0xc00 [ 7233.604373][ T73] __do_softirq+0x1f8/0x5df [ 7233.604373][ T73] [ 7243.859310][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7243.859746][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7243.859746][ T73] dst_init+0x84/0x4a0 [ 7243.859746][ T73] dst_alloc+0x97/0x150 [ 7243.859746][ T73] rt_dst_alloc+0x31/0x3b0 [ 7243.859746][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7243.859746][ T73] ip_route_input_noref+0xe6/0x230 [ 7243.859746][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7243.859746][ T73] ip_rcv+0x16b/0x470 [ 7243.859746][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7243.859746][ T73] process_backlog+0x103/0x670 [ 7243.859746][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7243.859746][ T73] net_rx_action+0x49f/0xc00 [ 7243.859746][ T73] __do_softirq+0x1f8/0x5df [ 7243.859746][ T73] [ 7254.107340][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7254.107829][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7254.107829][ T73] dst_init+0x84/0x4a0 [ 7254.107829][ T73] dst_alloc+0x97/0x150 [ 7254.107829][ T73] rt_dst_alloc+0x31/0x3b0 [ 7254.107829][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7254.107829][ T73] ip_route_input_noref+0xe6/0x230 [ 7254.107829][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7254.107829][ T73] ip_rcv+0x16b/0x470 [ 7254.107829][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7254.107829][ T73] process_backlog+0x103/0x670 [ 7254.107829][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7254.107829][ T73] net_rx_action+0x49f/0xc00 [ 7254.107829][ T73] __do_softirq+0x1f8/0x5df [ 7254.107829][ T73] [ 7264.355318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7264.356416][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7264.356416][ T73] dst_init+0x84/0x4a0 [ 7264.356416][ T73] dst_alloc+0x97/0x150 [ 7264.356416][ T73] rt_dst_alloc+0x31/0x3b0 [ 7264.356416][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7264.356416][ T73] ip_route_input_noref+0xe6/0x230 [ 7264.356416][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7264.356416][ T73] ip_rcv+0x16b/0x470 [ 7264.356416][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7264.356416][ T73] process_backlog+0x103/0x670 [ 7264.356416][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7264.356416][ T73] net_rx_action+0x49f/0xc00 [ 7264.356416][ T73] __do_softirq+0x1f8/0x5df [ 7264.356416][ T73] [ 7274.611314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7274.612316][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7274.612316][ T73] dst_init+0x84/0x4a0 [ 7274.612316][ T73] dst_alloc+0x97/0x150 [ 7274.612316][ T73] rt_dst_alloc+0x31/0x3b0 [ 7274.612316][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7274.612316][ T73] ip_route_input_noref+0xe6/0x230 [ 7274.612316][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7274.612316][ T73] ip_rcv+0x16b/0x470 [ 7274.612316][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7274.612316][ T73] process_backlog+0x103/0x670 [ 7274.612316][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7274.612316][ T73] net_rx_action+0x49f/0xc00 [ 7274.612316][ T73] __do_softirq+0x1f8/0x5df [ 7274.612316][ T73] [ 7284.867306][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7284.868216][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7284.868216][ T73] dst_init+0x84/0x4a0 [ 7284.868216][ T73] dst_alloc+0x97/0x150 [ 7284.868216][ T73] rt_dst_alloc+0x31/0x3b0 [ 7284.868216][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7284.868216][ T73] ip_route_input_noref+0xe6/0x230 [ 7284.868216][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7284.868216][ T73] ip_rcv+0x16b/0x470 [ 7284.868216][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7284.868216][ T73] process_backlog+0x103/0x670 [ 7284.868216][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7284.868216][ T73] net_rx_action+0x49f/0xc00 [ 7284.868216][ T73] __do_softirq+0x1f8/0x5df [ 7284.868216][ T73] [ 7295.115300][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7295.115746][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7295.115746][ T73] dst_init+0x84/0x4a0 [ 7295.115746][ T73] dst_alloc+0x97/0x150 [ 7295.115746][ T73] rt_dst_alloc+0x31/0x3b0 [ 7295.115746][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7295.115746][ T73] ip_route_input_noref+0xe6/0x230 [ 7295.115746][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7295.115746][ T73] ip_rcv+0x16b/0x470 [ 7295.115746][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7295.115746][ T73] process_backlog+0x103/0x670 [ 7295.115746][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7295.115746][ T73] net_rx_action+0x49f/0xc00 [ 7295.115746][ T73] __do_softirq+0x1f8/0x5df [ 7295.115746][ T73] [ 7305.363313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7305.363753][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7305.363753][ T73] dst_init+0x84/0x4a0 [ 7305.363753][ T73] dst_alloc+0x97/0x150 [ 7305.363753][ T73] rt_dst_alloc+0x31/0x3b0 [ 7305.363753][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7305.363753][ T73] ip_route_input_noref+0xe6/0x230 [ 7305.363753][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7305.363753][ T73] ip_rcv+0x16b/0x470 [ 7305.363753][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7305.363753][ T73] process_backlog+0x103/0x670 [ 7305.363753][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7305.363753][ T73] net_rx_action+0x49f/0xc00 [ 7305.363753][ T73] __do_softirq+0x1f8/0x5df [ 7305.363753][ T73] [ 7315.611305][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7315.611892][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7315.611892][ T73] dst_init+0x84/0x4a0 [ 7315.611892][ T73] dst_alloc+0x97/0x150 [ 7315.611892][ T73] rt_dst_alloc+0x31/0x3b0 [ 7315.611892][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7315.611892][ T73] ip_route_input_noref+0xe6/0x230 [ 7315.611892][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7315.611892][ T73] ip_rcv+0x16b/0x470 [ 7315.611892][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7315.611892][ T73] process_backlog+0x103/0x670 [ 7315.611892][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7315.611892][ T73] net_rx_action+0x49f/0xc00 [ 7315.611892][ T73] __do_softirq+0x1f8/0x5df [ 7315.611892][ T73] [ 7325.859307][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7325.860390][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7325.860390][ T73] dst_init+0x84/0x4a0 [ 7325.860390][ T73] dst_alloc+0x97/0x150 [ 7325.860390][ T73] rt_dst_alloc+0x31/0x3b0 [ 7325.860390][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7325.860390][ T73] ip_route_input_noref+0xe6/0x230 [ 7325.860390][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7325.860390][ T73] ip_rcv+0x16b/0x470 [ 7325.860390][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7325.860390][ T73] process_backlog+0x103/0x670 [ 7325.860390][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7325.860390][ T73] net_rx_action+0x49f/0xc00 [ 7325.860390][ T73] __do_softirq+0x1f8/0x5df [ 7325.860390][ T73] [ 7336.115317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7336.115989][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7336.115989][ T73] dst_init+0x84/0x4a0 [ 7336.115989][ T73] dst_alloc+0x97/0x150 [ 7336.115989][ T73] rt_dst_alloc+0x31/0x3b0 [ 7336.115989][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7336.115989][ T73] ip_route_input_noref+0xe6/0x230 [ 7336.115989][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7336.115989][ T73] ip_rcv+0x16b/0x470 [ 7336.115989][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7336.115989][ T73] process_backlog+0x103/0x670 [ 7336.115989][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7336.115989][ T73] net_rx_action+0x49f/0xc00 [ 7336.115989][ T73] __do_softirq+0x1f8/0x5df [ 7336.115989][ T73] [ 7346.363319][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7346.364221][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7346.364221][ T73] dst_init+0x84/0x4a0 [ 7346.364221][ T73] dst_alloc+0x97/0x150 [ 7346.364221][ T73] rt_dst_alloc+0x31/0x3b0 [ 7346.364221][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7346.364221][ T73] ip_route_input_noref+0xe6/0x230 [ 7346.364221][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7346.364221][ T73] ip_rcv+0x16b/0x470 [ 7346.364221][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7346.364221][ T73] process_backlog+0x103/0x670 [ 7346.364221][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7346.364221][ T73] net_rx_action+0x49f/0xc00 [ 7346.364221][ T73] __do_softirq+0x1f8/0x5df [ 7346.364221][ T73] [ 7356.611314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7356.611880][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7356.611880][ T73] dst_init+0x84/0x4a0 [ 7356.611880][ T73] dst_alloc+0x97/0x150 [ 7356.611880][ T73] rt_dst_alloc+0x31/0x3b0 [ 7356.611880][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7356.611880][ T73] ip_route_input_noref+0xe6/0x230 [ 7356.611880][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7356.611880][ T73] ip_rcv+0x16b/0x470 [ 7356.611880][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7356.611880][ T73] process_backlog+0x103/0x670 [ 7356.611880][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7356.611880][ T73] net_rx_action+0x49f/0xc00 [ 7356.611880][ T73] __do_softirq+0x1f8/0x5df [ 7356.611880][ T73] [ 7366.859303][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7366.859804][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7366.859804][ T73] dst_init+0x84/0x4a0 [ 7366.859804][ T73] dst_alloc+0x97/0x150 [ 7366.859804][ T73] rt_dst_alloc+0x31/0x3b0 [ 7366.859804][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7366.859804][ T73] ip_route_input_noref+0xe6/0x230 [ 7366.859804][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7366.859804][ T73] ip_rcv+0x16b/0x470 [ 7366.859804][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7366.859804][ T73] process_backlog+0x103/0x670 [ 7366.859804][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7366.859804][ T73] net_rx_action+0x49f/0xc00 [ 7366.859804][ T73] __do_softirq+0x1f8/0x5df [ 7366.859804][ T73] [ 7377.107314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7377.107882][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7377.107882][ T73] dst_init+0x84/0x4a0 [ 7377.107882][ T73] dst_alloc+0x97/0x150 [ 7377.107882][ T73] rt_dst_alloc+0x31/0x3b0 [ 7377.107882][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7377.107882][ T73] ip_route_input_noref+0xe6/0x230 [ 7377.107882][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7377.107882][ T73] ip_rcv+0x16b/0x470 [ 7377.107882][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7377.107882][ T73] process_backlog+0x103/0x670 [ 7377.107882][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7377.107882][ T73] net_rx_action+0x49f/0xc00 [ 7377.107882][ T73] __do_softirq+0x1f8/0x5df [ 7377.107882][ T73] [ 7387.355307][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7387.355931][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7387.355931][ T73] dst_init+0x84/0x4a0 [ 7387.355931][ T73] dst_alloc+0x97/0x150 [ 7387.355931][ T73] rt_dst_alloc+0x31/0x3b0 [ 7387.355931][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7387.355931][ T73] ip_route_input_noref+0xe6/0x230 [ 7387.355931][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7387.355931][ T73] ip_rcv+0x16b/0x470 [ 7387.355931][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7387.355931][ T73] process_backlog+0x103/0x670 [ 7387.355931][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7387.355931][ T73] net_rx_action+0x49f/0xc00 [ 7387.355931][ T73] __do_softirq+0x1f8/0x5df [ 7387.355931][ T73] [ 7397.603416][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7397.604496][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7397.604496][ T73] dst_init+0x84/0x4a0 [ 7397.604496][ T73] dst_alloc+0x97/0x150 [ 7397.604496][ T73] rt_dst_alloc+0x31/0x3b0 [ 7397.604496][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7397.604496][ T73] ip_route_input_noref+0xe6/0x230 [ 7397.604496][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7397.604496][ T73] ip_rcv+0x16b/0x470 [ 7397.604496][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7397.604496][ T73] process_backlog+0x103/0x670 [ 7397.604496][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7397.604496][ T73] net_rx_action+0x49f/0xc00 [ 7397.604496][ T73] __do_softirq+0x1f8/0x5df [ 7397.604496][ T73] [ 7407.859263][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7407.859819][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7407.859819][ T73] dst_init+0x84/0x4a0 [ 7407.859819][ T73] dst_alloc+0x97/0x150 [ 7407.859819][ T73] rt_dst_alloc+0x31/0x3b0 [ 7407.859819][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7407.859819][ T73] ip_route_input_noref+0xe6/0x230 [ 7407.859819][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7407.859819][ T73] ip_rcv+0x16b/0x470 [ 7407.859819][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7407.859819][ T73] process_backlog+0x103/0x670 [ 7407.859819][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7407.859819][ T73] net_rx_action+0x49f/0xc00 [ 7407.859819][ T73] __do_softirq+0x1f8/0x5df [ 7407.859819][ T73] [ 7418.107298][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7418.107881][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7418.107881][ T73] dst_init+0x84/0x4a0 [ 7418.107881][ T73] dst_alloc+0x97/0x150 [ 7418.107881][ T73] rt_dst_alloc+0x31/0x3b0 [ 7418.107881][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7418.107881][ T73] ip_route_input_noref+0xe6/0x230 [ 7418.107881][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7418.107881][ T73] ip_rcv+0x16b/0x470 [ 7418.107881][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7418.107881][ T73] process_backlog+0x103/0x670 [ 7418.107881][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7418.107881][ T73] net_rx_action+0x49f/0xc00 [ 7418.107881][ T73] __do_softirq+0x1f8/0x5df [ 7418.107881][ T73] [ 7428.355322][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7428.355776][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7428.355776][ T73] dst_init+0x84/0x4a0 [ 7428.355776][ T73] dst_alloc+0x97/0x150 [ 7428.355776][ T73] rt_dst_alloc+0x31/0x3b0 [ 7428.355776][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7428.355776][ T73] ip_route_input_noref+0xe6/0x230 [ 7428.355776][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7428.355776][ T73] ip_rcv+0x16b/0x470 [ 7428.355776][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7428.355776][ T73] process_backlog+0x103/0x670 [ 7428.355776][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7428.355776][ T73] net_rx_action+0x49f/0xc00 [ 7428.355776][ T73] __do_softirq+0x1f8/0x5df [ 7428.355776][ T73] [ 7438.603247][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7438.603682][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7438.603682][ T73] dst_init+0x84/0x4a0 [ 7438.603682][ T73] dst_alloc+0x97/0x150 [ 7438.603682][ T73] rt_dst_alloc+0x31/0x3b0 [ 7438.603682][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7438.603682][ T73] ip_route_input_noref+0xe6/0x230 [ 7438.603682][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7438.603682][ T73] ip_rcv+0x16b/0x470 [ 7438.603682][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7438.603682][ T73] process_backlog+0x103/0x670 [ 7438.603682][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7438.603682][ T73] net_rx_action+0x49f/0xc00 [ 7438.603682][ T73] __do_softirq+0x1f8/0x5df [ 7438.603682][ T73] [ 7448.851286][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7448.851728][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7448.851728][ T73] dst_init+0x84/0x4a0 [ 7448.851728][ T73] dst_alloc+0x97/0x150 [ 7448.851728][ T73] rt_dst_alloc+0x31/0x3b0 [ 7448.851728][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7448.851728][ T73] ip_route_input_noref+0xe6/0x230 [ 7448.851728][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7448.851728][ T73] ip_rcv+0x16b/0x470 [ 7448.851728][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7448.851728][ T73] process_backlog+0x103/0x670 [ 7448.851728][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7448.851728][ T73] net_rx_action+0x49f/0xc00 [ 7448.851728][ T73] __do_softirq+0x1f8/0x5df [ 7448.851728][ T73] [ 7459.099362][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7459.099841][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7459.099841][ T73] dst_init+0x84/0x4a0 [ 7459.099841][ T73] dst_alloc+0x97/0x150 [ 7459.099841][ T73] rt_dst_alloc+0x31/0x3b0 [ 7459.099841][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7459.099841][ T73] ip_route_input_noref+0xe6/0x230 [ 7459.099841][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7459.099841][ T73] ip_rcv+0x16b/0x470 [ 7459.099841][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7459.099841][ T73] process_backlog+0x103/0x670 [ 7459.099841][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7459.099841][ T73] net_rx_action+0x49f/0xc00 [ 7459.099841][ T73] __do_softirq+0x1f8/0x5df [ 7459.099841][ T73] [ 7469.347242][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7469.347799][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7469.347799][ T73] dst_init+0x84/0x4a0 [ 7469.347799][ T73] dst_alloc+0x97/0x150 [ 7469.347799][ T73] rt_dst_alloc+0x31/0x3b0 [ 7469.347799][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7469.347799][ T73] ip_route_input_noref+0xe6/0x230 [ 7469.347799][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7469.347799][ T73] ip_rcv+0x16b/0x470 [ 7469.347799][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7469.347799][ T73] process_backlog+0x103/0x670 [ 7469.347799][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7469.347799][ T73] net_rx_action+0x49f/0xc00 [ 7469.347799][ T73] __do_softirq+0x1f8/0x5df [ 7469.347799][ T73] [ 7479.595313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7479.595854][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7479.595854][ T73] dst_init+0x84/0x4a0 [ 7479.595854][ T73] dst_alloc+0x97/0x150 [ 7479.595854][ T73] rt_dst_alloc+0x31/0x3b0 [ 7479.595854][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7479.595854][ T73] ip_route_input_noref+0xe6/0x230 [ 7479.595854][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7479.595854][ T73] ip_rcv+0x16b/0x470 [ 7479.595854][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7479.595854][ T73] process_backlog+0x103/0x670 [ 7479.595854][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7479.595854][ T73] net_rx_action+0x49f/0xc00 [ 7479.595854][ T73] __do_softirq+0x1f8/0x5df [ 7479.595854][ T73] [ 7489.843285][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7489.843679][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7489.843679][ T73] dst_init+0x84/0x4a0 [ 7489.843679][ T73] dst_alloc+0x97/0x150 [ 7489.843679][ T73] rt_dst_alloc+0x31/0x3b0 [ 7489.843679][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7489.843679][ T73] ip_route_input_noref+0xe6/0x230 [ 7489.843679][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7489.843679][ T73] ip_rcv+0x16b/0x470 [ 7489.843679][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7489.843679][ T73] process_backlog+0x103/0x670 [ 7489.843679][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7489.843679][ T73] net_rx_action+0x49f/0xc00 [ 7489.843679][ T73] __do_softirq+0x1f8/0x5df [ 7489.843679][ T73] [ 7500.091242][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7500.091780][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7500.091780][ T73] dst_init+0x84/0x4a0 [ 7500.091780][ T73] dst_alloc+0x97/0x150 [ 7500.091780][ T73] rt_dst_alloc+0x31/0x3b0 [ 7500.091780][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7500.091780][ T73] ip_route_input_noref+0xe6/0x230 [ 7500.091780][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7500.091780][ T73] ip_rcv+0x16b/0x470 [ 7500.091780][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7500.091780][ T73] process_backlog+0x103/0x670 [ 7500.091780][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7500.091780][ T73] net_rx_action+0x49f/0xc00 [ 7500.091780][ T73] __do_softirq+0x1f8/0x5df [ 7500.091780][ T73] [ 7510.339297][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7510.339774][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7510.339774][ T73] dst_init+0x84/0x4a0 [ 7510.339774][ T73] dst_alloc+0x97/0x150 [ 7510.339774][ T73] rt_dst_alloc+0x31/0x3b0 [ 7510.339774][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7510.339774][ T73] ip_route_input_noref+0xe6/0x230 [ 7510.339774][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7510.339774][ T73] ip_rcv+0x16b/0x470 [ 7510.339774][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7510.339774][ T73] process_backlog+0x103/0x670 [ 7510.339774][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7510.339774][ T73] net_rx_action+0x49f/0xc00 [ 7510.339774][ T73] __do_softirq+0x1f8/0x5df [ 7510.339774][ T73] [ 7520.587276][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7520.587737][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7520.587737][ T73] dst_init+0x84/0x4a0 [ 7520.587737][ T73] dst_alloc+0x97/0x150 [ 7520.587737][ T73] rt_dst_alloc+0x31/0x3b0 [ 7520.587737][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7520.587737][ T73] ip_route_input_noref+0xe6/0x230 [ 7520.587737][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7520.587737][ T73] ip_rcv+0x16b/0x470 [ 7520.587737][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7520.587737][ T73] process_backlog+0x103/0x670 [ 7520.587737][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7520.587737][ T73] net_rx_action+0x49f/0xc00 [ 7520.587737][ T73] __do_softirq+0x1f8/0x5df [ 7520.587737][ T73] [ 7530.835245][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7530.835755][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7530.835755][ T73] dst_init+0x84/0x4a0 [ 7530.835755][ T73] dst_alloc+0x97/0x150 [ 7530.835755][ T73] rt_dst_alloc+0x31/0x3b0 [ 7530.835755][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7530.835755][ T73] ip_route_input_noref+0xe6/0x230 [ 7530.835755][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7530.835755][ T73] ip_rcv+0x16b/0x470 [ 7530.835755][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7530.835755][ T73] process_backlog+0x103/0x670 [ 7530.835755][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7530.835755][ T73] net_rx_action+0x49f/0xc00 [ 7530.835755][ T73] __do_softirq+0x1f8/0x5df [ 7530.835755][ T73] [ 7541.083308][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7541.083768][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7541.083768][ T73] dst_init+0x84/0x4a0 [ 7541.083768][ T73] dst_alloc+0x97/0x150 [ 7541.083768][ T73] rt_dst_alloc+0x31/0x3b0 [ 7541.083768][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7541.083768][ T73] ip_route_input_noref+0xe6/0x230 [ 7541.083768][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7541.083768][ T73] ip_rcv+0x16b/0x470 [ 7541.083768][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7541.083768][ T73] process_backlog+0x103/0x670 [ 7541.083768][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7541.083768][ T73] net_rx_action+0x49f/0xc00 [ 7541.083768][ T73] __do_softirq+0x1f8/0x5df [ 7541.083768][ T73] [ 7551.331310][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7551.331989][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7551.331989][ T73] dst_init+0x84/0x4a0 [ 7551.331989][ T73] dst_alloc+0x97/0x150 [ 7551.331989][ T73] rt_dst_alloc+0x31/0x3b0 [ 7551.331989][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7551.331989][ T73] ip_route_input_noref+0xe6/0x230 [ 7551.331989][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7551.331989][ T73] ip_rcv+0x16b/0x470 [ 7551.331989][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7551.331989][ T73] process_backlog+0x103/0x670 [ 7551.331989][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7551.331989][ T73] net_rx_action+0x49f/0xc00 [ 7551.331989][ T73] __do_softirq+0x1f8/0x5df [ 7551.331989][ T73] [ 7561.579279][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7561.579770][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7561.579770][ T73] dst_init+0x84/0x4a0 [ 7561.579770][ T73] dst_alloc+0x97/0x150 [ 7561.579770][ T73] rt_dst_alloc+0x31/0x3b0 [ 7561.579770][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7561.579770][ T73] ip_route_input_noref+0xe6/0x230 [ 7561.579770][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7561.579770][ T73] ip_rcv+0x16b/0x470 [ 7561.579770][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7561.579770][ T73] process_backlog+0x103/0x670 [ 7561.579770][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7561.579770][ T73] net_rx_action+0x49f/0xc00 [ 7561.579770][ T73] __do_softirq+0x1f8/0x5df [ 7561.579770][ T73] [ 7571.827309][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7571.827935][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7571.827935][ T73] dst_init+0x84/0x4a0 [ 7571.827935][ T73] dst_alloc+0x97/0x150 [ 7571.827935][ T73] rt_dst_alloc+0x31/0x3b0 [ 7571.827935][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7571.827935][ T73] ip_route_input_noref+0xe6/0x230 [ 7571.827935][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7571.827935][ T73] ip_rcv+0x16b/0x470 [ 7571.827935][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7571.827935][ T73] process_backlog+0x103/0x670 [ 7571.827935][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7571.827935][ T73] net_rx_action+0x49f/0xc00 [ 7571.827935][ T73] __do_softirq+0x1f8/0x5df [ 7571.827935][ T73] [ 7582.075307][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7582.075771][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7582.075771][ T73] dst_init+0x84/0x4a0 [ 7582.075771][ T73] dst_alloc+0x97/0x150 [ 7582.075771][ T73] rt_dst_alloc+0x31/0x3b0 [ 7582.075771][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7582.075771][ T73] ip_route_input_noref+0xe6/0x230 [ 7582.075771][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7582.075771][ T73] ip_rcv+0x16b/0x470 [ 7582.075771][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7582.075771][ T73] process_backlog+0x103/0x670 [ 7582.075771][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7582.075771][ T73] net_rx_action+0x49f/0xc00 [ 7582.075771][ T73] __do_softirq+0x1f8/0x5df [ 7582.075771][ T73] [ 7592.323284][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7592.323796][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7592.323796][ T73] dst_init+0x84/0x4a0 [ 7592.323796][ T73] dst_alloc+0x97/0x150 [ 7592.323796][ T73] rt_dst_alloc+0x31/0x3b0 [ 7592.323796][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7592.323796][ T73] ip_route_input_noref+0xe6/0x230 [ 7592.323796][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7592.323796][ T73] ip_rcv+0x16b/0x470 [ 7592.323796][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7592.323796][ T73] process_backlog+0x103/0x670 [ 7592.323796][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7592.323796][ T73] net_rx_action+0x49f/0xc00 [ 7592.323796][ T73] __do_softirq+0x1f8/0x5df [ 7592.323796][ T73] [ 7602.571392][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7602.571851][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7602.571851][ T73] dst_init+0x84/0x4a0 [ 7602.571851][ T73] dst_alloc+0x97/0x150 [ 7602.571851][ T73] rt_dst_alloc+0x31/0x3b0 [ 7602.571851][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7602.571851][ T73] ip_route_input_noref+0xe6/0x230 [ 7602.571851][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7602.571851][ T73] ip_rcv+0x16b/0x470 [ 7602.571851][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7602.571851][ T73] process_backlog+0x103/0x670 [ 7602.571851][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7602.571851][ T73] net_rx_action+0x49f/0xc00 [ 7602.571851][ T73] __do_softirq+0x1f8/0x5df [ 7602.571851][ T73] [ 7612.819330][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7612.819892][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7612.819892][ T73] dst_init+0x84/0x4a0 [ 7612.819892][ T73] dst_alloc+0x97/0x150 [ 7612.819892][ T73] rt_dst_alloc+0x31/0x3b0 [ 7612.819892][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7612.819892][ T73] ip_route_input_noref+0xe6/0x230 [ 7612.819892][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7612.819892][ T73] ip_rcv+0x16b/0x470 [ 7612.819892][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7612.819892][ T73] process_backlog+0x103/0x670 [ 7612.819892][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7612.819892][ T73] net_rx_action+0x49f/0xc00 [ 7612.819892][ T73] __do_softirq+0x1f8/0x5df [ 7612.819892][ T73] [ 7623.067283][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7623.067736][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7623.067736][ T73] dst_init+0x84/0x4a0 [ 7623.067736][ T73] dst_alloc+0x97/0x150 [ 7623.067736][ T73] rt_dst_alloc+0x31/0x3b0 [ 7623.067736][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7623.067736][ T73] ip_route_input_noref+0xe6/0x230 [ 7623.067736][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7623.067736][ T73] ip_rcv+0x16b/0x470 [ 7623.067736][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7623.067736][ T73] process_backlog+0x103/0x670 [ 7623.067736][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7623.067736][ T73] net_rx_action+0x49f/0xc00 [ 7623.067736][ T73] __do_softirq+0x1f8/0x5df [ 7623.067736][ T73] [ 7633.315331][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7633.315901][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7633.315901][ T73] dst_init+0x84/0x4a0 [ 7633.315901][ T73] dst_alloc+0x97/0x150 [ 7633.315901][ T73] rt_dst_alloc+0x31/0x3b0 [ 7633.315901][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7633.315901][ T73] ip_route_input_noref+0xe6/0x230 [ 7633.315901][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7633.315901][ T73] ip_rcv+0x16b/0x470 [ 7633.315901][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7633.315901][ T73] process_backlog+0x103/0x670 [ 7633.315901][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7633.315901][ T73] net_rx_action+0x49f/0xc00 [ 7633.315901][ T73] __do_softirq+0x1f8/0x5df [ 7633.315901][ T73] [ 7643.563310][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7643.563873][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7643.563873][ T73] dst_init+0x84/0x4a0 [ 7643.563873][ T73] dst_alloc+0x97/0x150 [ 7643.563873][ T73] rt_dst_alloc+0x31/0x3b0 [ 7643.563873][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7643.563873][ T73] ip_route_input_noref+0xe6/0x230 [ 7643.563873][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7643.563873][ T73] ip_rcv+0x16b/0x470 [ 7643.563873][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7643.563873][ T73] process_backlog+0x103/0x670 [ 7643.563873][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7643.563873][ T73] net_rx_action+0x49f/0xc00 [ 7643.563873][ T73] __do_softirq+0x1f8/0x5df [ 7643.563873][ T73] [ 7653.811287][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7653.811851][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7653.811851][ T73] dst_init+0x84/0x4a0 [ 7653.811851][ T73] dst_alloc+0x97/0x150 [ 7653.811851][ T73] rt_dst_alloc+0x31/0x3b0 [ 7653.811851][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7653.811851][ T73] ip_route_input_noref+0xe6/0x230 [ 7653.811851][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7653.811851][ T73] ip_rcv+0x16b/0x470 [ 7653.811851][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7653.811851][ T73] process_backlog+0x103/0x670 [ 7653.811851][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7653.811851][ T73] net_rx_action+0x49f/0xc00 [ 7653.811851][ T73] __do_softirq+0x1f8/0x5df [ 7653.811851][ T73] [ 7664.059324][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7664.059770][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7664.059770][ T73] dst_init+0x84/0x4a0 [ 7664.059770][ T73] dst_alloc+0x97/0x150 [ 7664.059770][ T73] rt_dst_alloc+0x31/0x3b0 [ 7664.059770][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7664.059770][ T73] ip_route_input_noref+0xe6/0x230 [ 7664.059770][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7664.059770][ T73] ip_rcv+0x16b/0x470 [ 7664.059770][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7664.059770][ T73] process_backlog+0x103/0x670 [ 7664.059770][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7664.059770][ T73] net_rx_action+0x49f/0xc00 [ 7664.059770][ T73] __do_softirq+0x1f8/0x5df [ 7664.059770][ T73] [ 7674.307322][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7674.307854][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7674.307854][ T73] dst_init+0x84/0x4a0 [ 7674.307854][ T73] dst_alloc+0x97/0x150 [ 7674.307854][ T73] rt_dst_alloc+0x31/0x3b0 [ 7674.307854][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7674.307854][ T73] ip_route_input_noref+0xe6/0x230 [ 7674.307854][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7674.307854][ T73] ip_rcv+0x16b/0x470 [ 7674.307854][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7674.307854][ T73] process_backlog+0x103/0x670 [ 7674.307854][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7674.307854][ T73] net_rx_action+0x49f/0xc00 [ 7674.307854][ T73] __do_softirq+0x1f8/0x5df [ 7674.307854][ T73] [ 7684.555311][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7684.555831][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7684.555831][ T73] dst_init+0x84/0x4a0 [ 7684.555831][ T73] dst_alloc+0x97/0x150 [ 7684.555831][ T73] rt_dst_alloc+0x31/0x3b0 [ 7684.555831][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7684.555831][ T73] ip_route_input_noref+0xe6/0x230 [ 7684.555831][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7684.555831][ T73] ip_rcv+0x16b/0x470 [ 7684.555831][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7684.555831][ T73] process_backlog+0x103/0x670 [ 7684.555831][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7684.555831][ T73] net_rx_action+0x49f/0xc00 [ 7684.555831][ T73] __do_softirq+0x1f8/0x5df [ 7684.555831][ T73] [ 7694.803329][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7694.803961][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7694.803961][ T73] dst_init+0x84/0x4a0 [ 7694.803961][ T73] dst_alloc+0x97/0x150 [ 7694.803961][ T73] rt_dst_alloc+0x31/0x3b0 [ 7694.803961][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7694.803961][ T73] ip_route_input_noref+0xe6/0x230 [ 7694.803961][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7694.803961][ T73] ip_rcv+0x16b/0x470 [ 7694.803961][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7694.803961][ T73] process_backlog+0x103/0x670 [ 7694.803961][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7694.803961][ T73] net_rx_action+0x49f/0xc00 [ 7694.803961][ T73] __do_softirq+0x1f8/0x5df [ 7694.803961][ T73] [ 7705.051329][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7705.051725][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7705.051725][ T73] dst_init+0x84/0x4a0 [ 7705.051725][ T73] dst_alloc+0x97/0x150 [ 7705.051725][ T73] rt_dst_alloc+0x31/0x3b0 [ 7705.051725][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7705.051725][ T73] ip_route_input_noref+0xe6/0x230 [ 7705.051725][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7705.051725][ T73] ip_rcv+0x16b/0x470 [ 7705.051725][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7705.051725][ T73] process_backlog+0x103/0x670 [ 7705.051725][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7705.051725][ T73] net_rx_action+0x49f/0xc00 [ 7705.051725][ T73] __do_softirq+0x1f8/0x5df [ 7705.051725][ T73] [ 7715.299295][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7715.299923][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7715.299923][ T73] dst_init+0x84/0x4a0 [ 7715.299923][ T73] dst_alloc+0x97/0x150 [ 7715.299923][ T73] rt_dst_alloc+0x31/0x3b0 [ 7715.299923][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7715.299923][ T73] ip_route_input_noref+0xe6/0x230 [ 7715.299923][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7715.299923][ T73] ip_rcv+0x16b/0x470 [ 7715.299923][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7715.299923][ T73] process_backlog+0x103/0x670 [ 7715.299923][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7715.299923][ T73] net_rx_action+0x49f/0xc00 [ 7715.299923][ T73] __do_softirq+0x1f8/0x5df [ 7715.299923][ T73] [ 7725.547327][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7725.547771][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7725.547771][ T73] dst_init+0x84/0x4a0 [ 7725.547771][ T73] dst_alloc+0x97/0x150 [ 7725.547771][ T73] rt_dst_alloc+0x31/0x3b0 [ 7725.547771][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7725.547771][ T73] ip_route_input_noref+0xe6/0x230 [ 7725.547771][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7725.547771][ T73] ip_rcv+0x16b/0x470 [ 7725.547771][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7725.547771][ T73] process_backlog+0x103/0x670 [ 7725.547771][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7725.547771][ T73] net_rx_action+0x49f/0xc00 [ 7725.547771][ T73] __do_softirq+0x1f8/0x5df [ 7725.547771][ T73] [ 7735.795336][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7735.795888][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7735.795888][ T73] dst_init+0x84/0x4a0 [ 7735.795888][ T73] dst_alloc+0x97/0x150 [ 7735.795888][ T73] rt_dst_alloc+0x31/0x3b0 [ 7735.795888][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7735.795888][ T73] ip_route_input_noref+0xe6/0x230 [ 7735.795888][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7735.795888][ T73] ip_rcv+0x16b/0x470 [ 7735.795888][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7735.795888][ T73] process_backlog+0x103/0x670 [ 7735.795888][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7735.795888][ T73] net_rx_action+0x49f/0xc00 [ 7735.795888][ T73] __do_softirq+0x1f8/0x5df [ 7735.795888][ T73] [ 7746.043284][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7746.043933][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7746.043933][ T73] dst_init+0x84/0x4a0 [ 7746.043933][ T73] dst_alloc+0x97/0x150 [ 7746.043933][ T73] rt_dst_alloc+0x31/0x3b0 [ 7746.043933][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7746.043933][ T73] ip_route_input_noref+0xe6/0x230 [ 7746.043933][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7746.043933][ T73] ip_rcv+0x16b/0x470 [ 7746.043933][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7746.043933][ T73] process_backlog+0x103/0x670 [ 7746.043933][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7746.043933][ T73] net_rx_action+0x49f/0xc00 [ 7746.043933][ T73] __do_softirq+0x1f8/0x5df [ 7746.043933][ T73] [ 7756.291320][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7756.291901][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7756.291901][ T73] dst_init+0x84/0x4a0 [ 7756.291901][ T73] dst_alloc+0x97/0x150 [ 7756.291901][ T73] rt_dst_alloc+0x31/0x3b0 [ 7756.291901][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7756.291901][ T73] ip_route_input_noref+0xe6/0x230 [ 7756.291901][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7756.291901][ T73] ip_rcv+0x16b/0x470 [ 7756.291901][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7756.291901][ T73] process_backlog+0x103/0x670 [ 7756.291901][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7756.291901][ T73] net_rx_action+0x49f/0xc00 [ 7756.291901][ T73] __do_softirq+0x1f8/0x5df [ 7756.291901][ T73] [ 7766.539310][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7766.539863][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7766.539863][ T73] dst_init+0x84/0x4a0 [ 7766.539863][ T73] dst_alloc+0x97/0x150 [ 7766.539863][ T73] rt_dst_alloc+0x31/0x3b0 [ 7766.539863][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7766.539863][ T73] ip_route_input_noref+0xe6/0x230 [ 7766.539863][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7766.539863][ T73] ip_rcv+0x16b/0x470 [ 7766.539863][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7766.539863][ T73] process_backlog+0x103/0x670 [ 7766.539863][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7766.539863][ T73] net_rx_action+0x49f/0xc00 [ 7766.539863][ T73] __do_softirq+0x1f8/0x5df [ 7766.539863][ T73] [ 7776.787295][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7776.787939][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7776.787939][ T73] dst_init+0x84/0x4a0 [ 7776.787939][ T73] dst_alloc+0x97/0x150 [ 7776.787939][ T73] rt_dst_alloc+0x31/0x3b0 [ 7776.787939][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7776.787939][ T73] ip_route_input_noref+0xe6/0x230 [ 7776.787939][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7776.787939][ T73] ip_rcv+0x16b/0x470 [ 7776.787939][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7776.787939][ T73] process_backlog+0x103/0x670 [ 7776.787939][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7776.787939][ T73] net_rx_action+0x49f/0xc00 [ 7776.787939][ T73] __do_softirq+0x1f8/0x5df [ 7776.787939][ T73] [ 7787.035315][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7787.035733][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7787.035733][ T73] dst_init+0x84/0x4a0 [ 7787.035733][ T73] dst_alloc+0x97/0x150 [ 7787.035733][ T73] rt_dst_alloc+0x31/0x3b0 [ 7787.035733][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7787.035733][ T73] ip_route_input_noref+0xe6/0x230 [ 7787.035733][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7787.035733][ T73] ip_rcv+0x16b/0x470 [ 7787.035733][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7787.035733][ T73] process_backlog+0x103/0x670 [ 7787.035733][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7787.035733][ T73] net_rx_action+0x49f/0xc00 [ 7787.035733][ T73] __do_softirq+0x1f8/0x5df [ 7787.035733][ T73] [ 7797.283335][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7797.283799][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7797.283799][ T73] dst_init+0x84/0x4a0 [ 7797.283799][ T73] dst_alloc+0x97/0x150 [ 7797.283799][ T73] rt_dst_alloc+0x31/0x3b0 [ 7797.283799][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7797.283799][ T73] ip_route_input_noref+0xe6/0x230 [ 7797.283799][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7797.283799][ T73] ip_rcv+0x16b/0x470 [ 7797.283799][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7797.283799][ T73] process_backlog+0x103/0x670 [ 7797.283799][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7797.283799][ T73] net_rx_action+0x49f/0xc00 [ 7797.283799][ T73] __do_softirq+0x1f8/0x5df [ 7797.283799][ T73] [ 7807.531280][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7807.531824][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7807.531824][ T73] dst_init+0x84/0x4a0 [ 7807.531824][ T73] dst_alloc+0x97/0x150 [ 7807.531824][ T73] rt_dst_alloc+0x31/0x3b0 [ 7807.531824][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7807.531824][ T73] ip_route_input_noref+0xe6/0x230 [ 7807.531824][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7807.531824][ T73] ip_rcv+0x16b/0x470 [ 7807.531824][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7807.531824][ T73] process_backlog+0x103/0x670 [ 7807.531824][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7807.531824][ T73] net_rx_action+0x49f/0xc00 [ 7807.531824][ T73] __do_softirq+0x1f8/0x5df [ 7807.531824][ T73] [ 7817.779305][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7817.779925][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7817.779925][ T73] dst_init+0x84/0x4a0 [ 7817.779925][ T73] dst_alloc+0x97/0x150 [ 7817.779925][ T73] rt_dst_alloc+0x31/0x3b0 [ 7817.779925][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7817.779925][ T73] ip_route_input_noref+0xe6/0x230 [ 7817.779925][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7817.779925][ T73] ip_rcv+0x16b/0x470 [ 7817.779925][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7817.779925][ T73] process_backlog+0x103/0x670 [ 7817.779925][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7817.779925][ T73] net_rx_action+0x49f/0xc00 [ 7817.779925][ T73] __do_softirq+0x1f8/0x5df [ 7817.779925][ T73] [ 7828.027277][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7828.027910][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7828.027910][ T73] dst_init+0x84/0x4a0 [ 7828.027910][ T73] dst_alloc+0x97/0x150 [ 7828.027910][ T73] rt_dst_alloc+0x31/0x3b0 [ 7828.027910][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7828.027910][ T73] ip_route_input_noref+0xe6/0x230 [ 7828.027910][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7828.027910][ T73] ip_rcv+0x16b/0x470 [ 7828.027910][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7828.027910][ T73] process_backlog+0x103/0x670 [ 7828.027910][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7828.027910][ T73] net_rx_action+0x49f/0xc00 [ 7828.027910][ T73] __do_softirq+0x1f8/0x5df [ 7828.027910][ T73] [ 7838.275282][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7838.275843][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7838.275843][ T73] dst_init+0x84/0x4a0 [ 7838.275843][ T73] dst_alloc+0x97/0x150 [ 7838.275843][ T73] rt_dst_alloc+0x31/0x3b0 [ 7838.275843][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7838.275843][ T73] ip_route_input_noref+0xe6/0x230 [ 7838.275843][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7838.275843][ T73] ip_rcv+0x16b/0x470 [ 7838.275843][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7838.275843][ T73] process_backlog+0x103/0x670 [ 7838.275843][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7838.275843][ T73] net_rx_action+0x49f/0xc00 [ 7838.275843][ T73] __do_softirq+0x1f8/0x5df [ 7838.275843][ T73] [ 7848.523396][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7848.523912][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7848.523912][ T73] dst_init+0x84/0x4a0 [ 7848.523912][ T73] dst_alloc+0x97/0x150 [ 7848.523912][ T73] rt_dst_alloc+0x31/0x3b0 [ 7848.523912][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7848.523912][ T73] ip_route_input_noref+0xe6/0x230 [ 7848.523912][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7848.523912][ T73] ip_rcv+0x16b/0x470 [ 7848.523912][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7848.523912][ T73] process_backlog+0x103/0x670 [ 7848.523912][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7848.523912][ T73] net_rx_action+0x49f/0xc00 [ 7848.523912][ T73] __do_softirq+0x1f8/0x5df [ 7848.523912][ T73] [ 7858.771331][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7858.771976][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7858.771976][ T73] dst_init+0x84/0x4a0 [ 7858.771976][ T73] dst_alloc+0x97/0x150 [ 7858.771976][ T73] rt_dst_alloc+0x31/0x3b0 [ 7858.771976][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7858.771976][ T73] ip_route_input_noref+0xe6/0x230 [ 7858.771976][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7858.771976][ T73] ip_rcv+0x16b/0x470 [ 7858.771976][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7858.771976][ T73] process_backlog+0x103/0x670 [ 7858.771976][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7858.771976][ T73] net_rx_action+0x49f/0xc00 [ 7858.771976][ T73] __do_softirq+0x1f8/0x5df [ 7858.771976][ T73] [ 7869.019285][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7869.019952][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7869.019952][ T73] dst_init+0x84/0x4a0 [ 7869.019952][ T73] dst_alloc+0x97/0x150 [ 7869.019952][ T73] rt_dst_alloc+0x31/0x3b0 [ 7869.019952][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7869.019952][ T73] ip_route_input_noref+0xe6/0x230 [ 7869.019952][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7869.019952][ T73] ip_rcv+0x16b/0x470 [ 7869.019952][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7869.019952][ T73] process_backlog+0x103/0x670 [ 7869.019952][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7869.019952][ T73] net_rx_action+0x49f/0xc00 [ 7869.019952][ T73] __do_softirq+0x1f8/0x5df [ 7869.019952][ T73] [ 7879.267316][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7879.267675][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7879.267675][ T73] dst_init+0x84/0x4a0 [ 7879.267675][ T73] dst_alloc+0x97/0x150 [ 7879.267675][ T73] rt_dst_alloc+0x31/0x3b0 [ 7879.267675][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7879.267675][ T73] ip_route_input_noref+0xe6/0x230 [ 7879.267675][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7879.267675][ T73] ip_rcv+0x16b/0x470 [ 7879.267675][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7879.267675][ T73] process_backlog+0x103/0x670 [ 7879.267675][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7879.267675][ T73] net_rx_action+0x49f/0xc00 [ 7879.267675][ T73] __do_softirq+0x1f8/0x5df [ 7879.267675][ T73] [ 7889.515299][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7889.515721][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7889.515721][ T73] dst_init+0x84/0x4a0 [ 7889.515721][ T73] dst_alloc+0x97/0x150 [ 7889.515721][ T73] rt_dst_alloc+0x31/0x3b0 [ 7889.515721][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7889.515721][ T73] ip_route_input_noref+0xe6/0x230 [ 7889.515721][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7889.515721][ T73] ip_rcv+0x16b/0x470 [ 7889.515721][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7889.515721][ T73] process_backlog+0x103/0x670 [ 7889.515721][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7889.515721][ T73] net_rx_action+0x49f/0xc00 [ 7889.515721][ T73] __do_softirq+0x1f8/0x5df [ 7889.515721][ T73] [ 7899.763294][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7899.763754][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7899.763754][ T73] dst_init+0x84/0x4a0 [ 7899.763754][ T73] dst_alloc+0x97/0x150 [ 7899.763754][ T73] rt_dst_alloc+0x31/0x3b0 [ 7899.763754][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7899.763754][ T73] ip_route_input_noref+0xe6/0x230 [ 7899.763754][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7899.763754][ T73] ip_rcv+0x16b/0x470 [ 7899.763754][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7899.763754][ T73] process_backlog+0x103/0x670 [ 7899.763754][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7899.763754][ T73] net_rx_action+0x49f/0xc00 [ 7899.763754][ T73] __do_softirq+0x1f8/0x5df [ 7899.763754][ T73] [ 7910.011315][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7910.011856][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7910.011856][ T73] dst_init+0x84/0x4a0 [ 7910.011856][ T73] dst_alloc+0x97/0x150 [ 7910.011856][ T73] rt_dst_alloc+0x31/0x3b0 [ 7910.011856][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7910.011856][ T73] ip_route_input_noref+0xe6/0x230 [ 7910.011856][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7910.011856][ T73] ip_rcv+0x16b/0x470 [ 7910.011856][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7910.011856][ T73] process_backlog+0x103/0x670 [ 7910.011856][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7910.011856][ T73] net_rx_action+0x49f/0xc00 [ 7910.011856][ T73] __do_softirq+0x1f8/0x5df [ 7910.011856][ T73] [ 7920.259335][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7920.259936][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7920.259936][ T73] dst_init+0x84/0x4a0 [ 7920.259936][ T73] dst_alloc+0x97/0x150 [ 7920.259936][ T73] rt_dst_alloc+0x31/0x3b0 [ 7920.259936][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7920.259936][ T73] ip_route_input_noref+0xe6/0x230 [ 7920.259936][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7920.259936][ T73] ip_rcv+0x16b/0x470 [ 7920.259936][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7920.259936][ T73] process_backlog+0x103/0x670 [ 7920.259936][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7920.259936][ T73] net_rx_action+0x49f/0xc00 [ 7920.259936][ T73] __do_softirq+0x1f8/0x5df [ 7920.259936][ T73] [ 7930.507286][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7930.507852][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7930.507852][ T73] dst_init+0x84/0x4a0 [ 7930.507852][ T73] dst_alloc+0x97/0x150 [ 7930.507852][ T73] rt_dst_alloc+0x31/0x3b0 [ 7930.507852][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7930.507852][ T73] ip_route_input_noref+0xe6/0x230 [ 7930.507852][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7930.507852][ T73] ip_rcv+0x16b/0x470 [ 7930.507852][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7930.507852][ T73] process_backlog+0x103/0x670 [ 7930.507852][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7930.507852][ T73] net_rx_action+0x49f/0xc00 [ 7930.507852][ T73] __do_softirq+0x1f8/0x5df [ 7930.507852][ T73] [ 7940.755306][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7940.755896][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7940.755896][ T73] dst_init+0x84/0x4a0 [ 7940.755896][ T73] dst_alloc+0x97/0x150 [ 7940.755896][ T73] rt_dst_alloc+0x31/0x3b0 [ 7940.755896][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7940.755896][ T73] ip_route_input_noref+0xe6/0x230 [ 7940.755896][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7940.755896][ T73] ip_rcv+0x16b/0x470 [ 7940.755896][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7940.755896][ T73] process_backlog+0x103/0x670 [ 7940.755896][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7940.755896][ T73] net_rx_action+0x49f/0xc00 [ 7940.755896][ T73] __do_softirq+0x1f8/0x5df [ 7940.755896][ T73] [ 7951.003324][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7951.003893][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7951.003893][ T73] dst_init+0x84/0x4a0 [ 7951.003893][ T73] dst_alloc+0x97/0x150 [ 7951.003893][ T73] rt_dst_alloc+0x31/0x3b0 [ 7951.003893][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7951.003893][ T73] ip_route_input_noref+0xe6/0x230 [ 7951.003893][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7951.003893][ T73] ip_rcv+0x16b/0x470 [ 7951.003893][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7951.003893][ T73] process_backlog+0x103/0x670 [ 7951.003893][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7951.003893][ T73] net_rx_action+0x49f/0xc00 [ 7951.003893][ T73] __do_softirq+0x1f8/0x5df [ 7951.003893][ T73] [ 7961.251296][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7961.251921][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7961.251921][ T73] dst_init+0x84/0x4a0 [ 7961.251921][ T73] dst_alloc+0x97/0x150 [ 7961.251921][ T73] rt_dst_alloc+0x31/0x3b0 [ 7961.251921][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7961.251921][ T73] ip_route_input_noref+0xe6/0x230 [ 7961.251921][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7961.251921][ T73] ip_rcv+0x16b/0x470 [ 7961.251921][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7961.251921][ T73] process_backlog+0x103/0x670 [ 7961.251921][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7961.251921][ T73] net_rx_action+0x49f/0xc00 [ 7961.251921][ T73] __do_softirq+0x1f8/0x5df [ 7961.251921][ T73] [ 7971.499325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7971.499926][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7971.499926][ T73] dst_init+0x84/0x4a0 [ 7971.499926][ T73] dst_alloc+0x97/0x150 [ 7971.499926][ T73] rt_dst_alloc+0x31/0x3b0 [ 7971.499926][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7971.499926][ T73] ip_route_input_noref+0xe6/0x230 [ 7971.499926][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7971.499926][ T73] ip_rcv+0x16b/0x470 [ 7971.499926][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7971.499926][ T73] process_backlog+0x103/0x670 [ 7971.499926][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7971.499926][ T73] net_rx_action+0x49f/0xc00 [ 7971.499926][ T73] __do_softirq+0x1f8/0x5df [ 7971.499926][ T73] [ 7981.747343][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7981.747820][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7981.747820][ T73] dst_init+0x84/0x4a0 [ 7981.747820][ T73] dst_alloc+0x97/0x150 [ 7981.747820][ T73] rt_dst_alloc+0x31/0x3b0 [ 7981.747820][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7981.747820][ T73] ip_route_input_noref+0xe6/0x230 [ 7981.747820][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7981.747820][ T73] ip_rcv+0x16b/0x470 [ 7981.747820][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7981.747820][ T73] process_backlog+0x103/0x670 [ 7981.747820][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7981.747820][ T73] net_rx_action+0x49f/0xc00 [ 7981.747820][ T73] __do_softirq+0x1f8/0x5df [ 7981.747820][ T73] [ 7991.995287][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 7991.995980][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 7991.995980][ T73] dst_init+0x84/0x4a0 [ 7991.995980][ T73] dst_alloc+0x97/0x150 [ 7991.995980][ T73] rt_dst_alloc+0x31/0x3b0 [ 7991.995980][ T73] ip_route_input_slow+0xe44/0x1d70 [ 7991.995980][ T73] ip_route_input_noref+0xe6/0x230 [ 7991.995980][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 7991.995980][ T73] ip_rcv+0x16b/0x470 [ 7991.995980][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 7991.995980][ T73] process_backlog+0x103/0x670 [ 7991.995980][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 7991.995980][ T73] net_rx_action+0x49f/0xc00 [ 7991.995980][ T73] __do_softirq+0x1f8/0x5df [ 7991.995980][ T73] [ 8002.243323][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8002.243783][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8002.243783][ T73] dst_init+0x84/0x4a0 [ 8002.243783][ T73] dst_alloc+0x97/0x150 [ 8002.243783][ T73] rt_dst_alloc+0x31/0x3b0 [ 8002.243783][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8002.243783][ T73] ip_route_input_noref+0xe6/0x230 [ 8002.243783][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8002.243783][ T73] ip_rcv+0x16b/0x470 [ 8002.243783][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8002.243783][ T73] process_backlog+0x103/0x670 [ 8002.243783][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8002.243783][ T73] net_rx_action+0x49f/0xc00 [ 8002.243783][ T73] __do_softirq+0x1f8/0x5df [ 8002.243783][ T73] [ 8012.491291][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8012.491840][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8012.491840][ T73] dst_init+0x84/0x4a0 [ 8012.491840][ T73] dst_alloc+0x97/0x150 [ 8012.491840][ T73] rt_dst_alloc+0x31/0x3b0 [ 8012.491840][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8012.491840][ T73] ip_route_input_noref+0xe6/0x230 [ 8012.491840][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8012.491840][ T73] ip_rcv+0x16b/0x470 [ 8012.491840][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8012.491840][ T73] process_backlog+0x103/0x670 [ 8012.491840][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8012.491840][ T73] net_rx_action+0x49f/0xc00 [ 8012.491840][ T73] __do_softirq+0x1f8/0x5df [ 8012.491840][ T73] [ 8022.739293][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8022.739775][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8022.739775][ T73] dst_init+0x84/0x4a0 [ 8022.739775][ T73] dst_alloc+0x97/0x150 [ 8022.739775][ T73] rt_dst_alloc+0x31/0x3b0 [ 8022.739775][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8022.739775][ T73] ip_route_input_noref+0xe6/0x230 [ 8022.739775][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8022.739775][ T73] ip_rcv+0x16b/0x470 [ 8022.739775][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8022.739775][ T73] process_backlog+0x103/0x670 [ 8022.739775][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8022.739775][ T73] net_rx_action+0x49f/0xc00 [ 8022.739775][ T73] __do_softirq+0x1f8/0x5df [ 8022.739775][ T73] [ 8032.987304][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8032.987888][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8032.987888][ T73] dst_init+0x84/0x4a0 [ 8032.987888][ T73] dst_alloc+0x97/0x150 [ 8032.987888][ T73] rt_dst_alloc+0x31/0x3b0 [ 8032.987888][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8032.987888][ T73] ip_route_input_noref+0xe6/0x230 [ 8032.987888][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8032.987888][ T73] ip_rcv+0x16b/0x470 [ 8032.987888][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8032.987888][ T73] process_backlog+0x103/0x670 [ 8032.987888][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8032.987888][ T73] net_rx_action+0x49f/0xc00 [ 8032.987888][ T73] __do_softirq+0x1f8/0x5df [ 8032.987888][ T73] [ 8043.235336][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8043.235896][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8043.235896][ T73] dst_init+0x84/0x4a0 [ 8043.235896][ T73] dst_alloc+0x97/0x150 [ 8043.235896][ T73] rt_dst_alloc+0x31/0x3b0 [ 8043.235896][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8043.235896][ T73] ip_route_input_noref+0xe6/0x230 [ 8043.235896][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8043.235896][ T73] ip_rcv+0x16b/0x470 [ 8043.235896][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8043.235896][ T73] process_backlog+0x103/0x670 [ 8043.235896][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8043.235896][ T73] net_rx_action+0x49f/0xc00 [ 8043.235896][ T73] __do_softirq+0x1f8/0x5df [ 8043.235896][ T73] [ 8053.483284][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8053.483790][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8053.483790][ T73] dst_init+0x84/0x4a0 [ 8053.483790][ T73] dst_alloc+0x97/0x150 [ 8053.483790][ T73] rt_dst_alloc+0x31/0x3b0 [ 8053.483790][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8053.483790][ T73] ip_route_input_noref+0xe6/0x230 [ 8053.483790][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8053.483790][ T73] ip_rcv+0x16b/0x470 [ 8053.483790][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8053.483790][ T73] process_backlog+0x103/0x670 [ 8053.483790][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8053.483790][ T73] net_rx_action+0x49f/0xc00 [ 8053.483790][ T73] __do_softirq+0x1f8/0x5df [ 8053.483790][ T73] [ 8063.731308][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8063.731940][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8063.731940][ T73] dst_init+0x84/0x4a0 [ 8063.731940][ T73] dst_alloc+0x97/0x150 [ 8063.731940][ T73] rt_dst_alloc+0x31/0x3b0 [ 8063.731940][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8063.731940][ T73] ip_route_input_noref+0xe6/0x230 [ 8063.731940][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8063.731940][ T73] ip_rcv+0x16b/0x470 [ 8063.731940][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8063.731940][ T73] process_backlog+0x103/0x670 [ 8063.731940][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8063.731940][ T73] net_rx_action+0x49f/0xc00 [ 8063.731940][ T73] __do_softirq+0x1f8/0x5df [ 8063.731940][ T73] [ 8073.979331][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8073.979861][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8073.979861][ T73] dst_init+0x84/0x4a0 [ 8073.979861][ T73] dst_alloc+0x97/0x150 [ 8073.979861][ T73] rt_dst_alloc+0x31/0x3b0 [ 8073.979861][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8073.979861][ T73] ip_route_input_noref+0xe6/0x230 [ 8073.979861][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8073.979861][ T73] ip_rcv+0x16b/0x470 [ 8073.979861][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8073.979861][ T73] process_backlog+0x103/0x670 [ 8073.979861][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8073.979861][ T73] net_rx_action+0x49f/0xc00 [ 8073.979861][ T73] __do_softirq+0x1f8/0x5df [ 8073.979861][ T73] [ 8084.227296][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8084.227759][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8084.227759][ T73] dst_init+0x84/0x4a0 [ 8084.227759][ T73] dst_alloc+0x97/0x150 [ 8084.227759][ T73] rt_dst_alloc+0x31/0x3b0 [ 8084.227759][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8084.227759][ T73] ip_route_input_noref+0xe6/0x230 [ 8084.227759][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8084.227759][ T73] ip_rcv+0x16b/0x470 [ 8084.227759][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8084.227759][ T73] process_backlog+0x103/0x670 [ 8084.227759][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8084.227759][ T73] net_rx_action+0x49f/0xc00 [ 8084.227759][ T73] __do_softirq+0x1f8/0x5df [ 8084.227759][ T73] [ 8094.475311][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8094.475754][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8094.475754][ T73] dst_init+0x84/0x4a0 [ 8094.475754][ T73] dst_alloc+0x97/0x150 [ 8094.475754][ T73] rt_dst_alloc+0x31/0x3b0 [ 8094.475754][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8094.475754][ T73] ip_route_input_noref+0xe6/0x230 [ 8094.475754][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8094.475754][ T73] ip_rcv+0x16b/0x470 [ 8094.475754][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8094.475754][ T73] process_backlog+0x103/0x670 [ 8094.475754][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8094.475754][ T73] net_rx_action+0x49f/0xc00 [ 8094.475754][ T73] __do_softirq+0x1f8/0x5df [ 8094.475754][ T73] [ 8104.723311][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8104.723716][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8104.723716][ T73] dst_init+0x84/0x4a0 [ 8104.723716][ T73] dst_alloc+0x97/0x150 [ 8104.723716][ T73] rt_dst_alloc+0x31/0x3b0 [ 8104.723716][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8104.723716][ T73] ip_route_input_noref+0xe6/0x230 [ 8104.723716][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8104.723716][ T73] ip_rcv+0x16b/0x470 [ 8104.723716][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8104.723716][ T73] process_backlog+0x103/0x670 [ 8104.723716][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8104.723716][ T73] net_rx_action+0x49f/0xc00 [ 8104.723716][ T73] __do_softirq+0x1f8/0x5df [ 8104.723716][ T73] [ 8114.971284][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8114.971882][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8114.971882][ T73] dst_init+0x84/0x4a0 [ 8114.971882][ T73] dst_alloc+0x97/0x150 [ 8114.971882][ T73] rt_dst_alloc+0x31/0x3b0 [ 8114.971882][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8114.971882][ T73] ip_route_input_noref+0xe6/0x230 [ 8114.971882][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8114.971882][ T73] ip_rcv+0x16b/0x470 [ 8114.971882][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8114.971882][ T73] process_backlog+0x103/0x670 [ 8114.971882][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8114.971882][ T73] net_rx_action+0x49f/0xc00 [ 8114.971882][ T73] __do_softirq+0x1f8/0x5df [ 8114.971882][ T73] [ 8125.219304][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8125.219641][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8125.219641][ T73] dst_init+0x84/0x4a0 [ 8125.219641][ T73] dst_alloc+0x97/0x150 [ 8125.219641][ T73] rt_dst_alloc+0x31/0x3b0 [ 8125.219641][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8125.219641][ T73] ip_route_input_noref+0xe6/0x230 [ 8125.219641][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8125.219641][ T73] ip_rcv+0x16b/0x470 [ 8125.219641][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8125.219641][ T73] process_backlog+0x103/0x670 [ 8125.219641][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8125.219641][ T73] net_rx_action+0x49f/0xc00 [ 8125.219641][ T73] __do_softirq+0x1f8/0x5df [ 8125.219641][ T73] [ 8135.467308][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8135.467910][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8135.467910][ T73] dst_init+0x84/0x4a0 [ 8135.467910][ T73] dst_alloc+0x97/0x150 [ 8135.467910][ T73] rt_dst_alloc+0x31/0x3b0 [ 8135.467910][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8135.467910][ T73] ip_route_input_noref+0xe6/0x230 [ 8135.467910][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8135.467910][ T73] ip_rcv+0x16b/0x470 [ 8135.467910][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8135.467910][ T73] process_backlog+0x103/0x670 [ 8135.467910][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8135.467910][ T73] net_rx_action+0x49f/0xc00 [ 8135.467910][ T73] __do_softirq+0x1f8/0x5df [ 8135.467910][ T73] [ 8145.715230][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8145.715842][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8145.715842][ T73] dst_init+0x84/0x4a0 [ 8145.715842][ T73] dst_alloc+0x97/0x150 [ 8145.715842][ T73] rt_dst_alloc+0x31/0x3b0 [ 8145.715842][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8145.715842][ T73] ip_route_input_noref+0xe6/0x230 [ 8145.715842][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8145.715842][ T73] ip_rcv+0x16b/0x470 [ 8145.715842][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8145.715842][ T73] process_backlog+0x103/0x670 [ 8145.715842][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8145.715842][ T73] net_rx_action+0x49f/0xc00 [ 8145.715842][ T73] __do_softirq+0x1f8/0x5df [ 8145.715842][ T73] [ 8155.963306][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8155.963895][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8155.963895][ T73] dst_init+0x84/0x4a0 [ 8155.963895][ T73] dst_alloc+0x97/0x150 [ 8155.963895][ T73] rt_dst_alloc+0x31/0x3b0 [ 8155.963895][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8155.963895][ T73] ip_route_input_noref+0xe6/0x230 [ 8155.963895][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8155.963895][ T73] ip_rcv+0x16b/0x470 [ 8155.963895][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8155.963895][ T73] process_backlog+0x103/0x670 [ 8155.963895][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8155.963895][ T73] net_rx_action+0x49f/0xc00 [ 8155.963895][ T73] __do_softirq+0x1f8/0x5df [ 8155.963895][ T73] [ 8166.211324][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8166.212025][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8166.212025][ T73] dst_init+0x84/0x4a0 [ 8166.212025][ T73] dst_alloc+0x97/0x150 [ 8166.212025][ T73] rt_dst_alloc+0x31/0x3b0 [ 8166.212025][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8166.212025][ T73] ip_route_input_noref+0xe6/0x230 [ 8166.212025][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8166.212025][ T73] ip_rcv+0x16b/0x470 [ 8166.212025][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8166.212025][ T73] process_backlog+0x103/0x670 [ 8166.212025][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8166.212025][ T73] net_rx_action+0x49f/0xc00 [ 8166.212025][ T73] __do_softirq+0x1f8/0x5df [ 8166.212025][ T73] [ 8176.459245][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8176.459996][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8176.459996][ T73] dst_init+0x84/0x4a0 [ 8176.459996][ T73] dst_alloc+0x97/0x150 [ 8176.459996][ T73] rt_dst_alloc+0x31/0x3b0 [ 8176.459996][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8176.459996][ T73] ip_route_input_noref+0xe6/0x230 [ 8176.459996][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8176.459996][ T73] ip_rcv+0x16b/0x470 [ 8176.459996][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8176.459996][ T73] process_backlog+0x103/0x670 [ 8176.459996][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8176.459996][ T73] net_rx_action+0x49f/0xc00 [ 8176.459996][ T73] __do_softirq+0x1f8/0x5df [ 8176.459996][ T73] [ 8186.707322][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8186.707861][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8186.707861][ T73] dst_init+0x84/0x4a0 [ 8186.707861][ T73] dst_alloc+0x97/0x150 [ 8186.707861][ T73] rt_dst_alloc+0x31/0x3b0 [ 8186.707861][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8186.707861][ T73] ip_route_input_noref+0xe6/0x230 [ 8186.707861][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8186.707861][ T73] ip_rcv+0x16b/0x470 [ 8186.707861][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8186.707861][ T73] process_backlog+0x103/0x670 [ 8186.707861][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8186.707861][ T73] net_rx_action+0x49f/0xc00 [ 8186.707861][ T73] __do_softirq+0x1f8/0x5df [ 8186.707861][ T73] [ 8196.955309][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8196.955991][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8196.955991][ T73] dst_init+0x84/0x4a0 [ 8196.955991][ T73] dst_alloc+0x97/0x150 [ 8196.955991][ T73] rt_dst_alloc+0x31/0x3b0 [ 8196.955991][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8196.955991][ T73] ip_route_input_noref+0xe6/0x230 [ 8196.955991][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8196.955991][ T73] ip_rcv+0x16b/0x470 [ 8196.955991][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8196.955991][ T73] process_backlog+0x103/0x670 [ 8196.955991][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8196.955991][ T73] net_rx_action+0x49f/0xc00 [ 8196.955991][ T73] __do_softirq+0x1f8/0x5df [ 8196.955991][ T73] [ 8207.203236][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8207.203931][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8207.203931][ T73] dst_init+0x84/0x4a0 [ 8207.203931][ T73] dst_alloc+0x97/0x150 [ 8207.203931][ T73] rt_dst_alloc+0x31/0x3b0 [ 8207.203931][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8207.203931][ T73] ip_route_input_noref+0xe6/0x230 [ 8207.203931][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8207.203931][ T73] ip_rcv+0x16b/0x470 [ 8207.203931][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8207.203931][ T73] process_backlog+0x103/0x670 [ 8207.203931][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8207.203931][ T73] net_rx_action+0x49f/0xc00 [ 8207.203931][ T73] __do_softirq+0x1f8/0x5df [ 8207.203931][ T73] [ 8217.451318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8217.451892][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8217.451892][ T73] dst_init+0x84/0x4a0 [ 8217.451892][ T73] dst_alloc+0x97/0x150 [ 8217.451892][ T73] rt_dst_alloc+0x31/0x3b0 [ 8217.451892][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8217.451892][ T73] ip_route_input_noref+0xe6/0x230 [ 8217.451892][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8217.451892][ T73] ip_rcv+0x16b/0x470 [ 8217.451892][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8217.451892][ T73] process_backlog+0x103/0x670 [ 8217.451892][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8217.451892][ T73] net_rx_action+0x49f/0xc00 [ 8217.451892][ T73] __do_softirq+0x1f8/0x5df [ 8217.451892][ T73] [ 8227.699340][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8227.700043][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8227.700043][ T73] dst_init+0x84/0x4a0 [ 8227.700043][ T73] dst_alloc+0x97/0x150 [ 8227.700043][ T73] rt_dst_alloc+0x31/0x3b0 [ 8227.700043][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8227.700043][ T73] ip_route_input_noref+0xe6/0x230 [ 8227.700043][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8227.700043][ T73] ip_rcv+0x16b/0x470 [ 8227.700043][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8227.700043][ T73] process_backlog+0x103/0x670 [ 8227.700043][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8227.700043][ T73] net_rx_action+0x49f/0xc00 [ 8227.700043][ T73] __do_softirq+0x1f8/0x5df [ 8227.700043][ T73] [ 8237.947251][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8237.947872][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8237.947872][ T73] dst_init+0x84/0x4a0 [ 8237.947872][ T73] dst_alloc+0x97/0x150 [ 8237.947872][ T73] rt_dst_alloc+0x31/0x3b0 [ 8237.947872][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8237.947872][ T73] ip_route_input_noref+0xe6/0x230 [ 8237.947872][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8237.947872][ T73] ip_rcv+0x16b/0x470 [ 8237.947872][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8237.947872][ T73] process_backlog+0x103/0x670 [ 8237.947872][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8237.947872][ T73] net_rx_action+0x49f/0xc00 [ 8237.947872][ T73] __do_softirq+0x1f8/0x5df [ 8237.947872][ T73] [ 8248.195321][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8248.195895][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8248.195895][ T73] dst_init+0x84/0x4a0 [ 8248.195895][ T73] dst_alloc+0x97/0x150 [ 8248.195895][ T73] rt_dst_alloc+0x31/0x3b0 [ 8248.195895][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8248.195895][ T73] ip_route_input_noref+0xe6/0x230 [ 8248.195895][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8248.195895][ T73] ip_rcv+0x16b/0x470 [ 8248.195895][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8248.195895][ T73] process_backlog+0x103/0x670 [ 8248.195895][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8248.195895][ T73] net_rx_action+0x49f/0xc00 [ 8248.195895][ T73] __do_softirq+0x1f8/0x5df [ 8248.195895][ T73] [ 8258.443313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8258.444060][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8258.444060][ T73] dst_init+0x84/0x4a0 [ 8258.444060][ T73] dst_alloc+0x97/0x150 [ 8258.444060][ T73] rt_dst_alloc+0x31/0x3b0 [ 8258.444060][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8258.444060][ T73] ip_route_input_noref+0xe6/0x230 [ 8258.444060][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8258.444060][ T73] ip_rcv+0x16b/0x470 [ 8258.444060][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8258.444060][ T73] process_backlog+0x103/0x670 [ 8258.444060][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8258.444060][ T73] net_rx_action+0x49f/0xc00 [ 8258.444060][ T73] __do_softirq+0x1f8/0x5df [ 8258.444060][ T73] [ 8268.691289][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8268.691851][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8268.691851][ T73] dst_init+0x84/0x4a0 [ 8268.691851][ T73] dst_alloc+0x97/0x150 [ 8268.691851][ T73] rt_dst_alloc+0x31/0x3b0 [ 8268.691851][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8268.691851][ T73] ip_route_input_noref+0xe6/0x230 [ 8268.691851][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8268.691851][ T73] ip_rcv+0x16b/0x470 [ 8268.691851][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8268.691851][ T73] process_backlog+0x103/0x670 [ 8268.691851][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8268.691851][ T73] net_rx_action+0x49f/0xc00 [ 8268.691851][ T73] __do_softirq+0x1f8/0x5df [ 8268.691851][ T73] [ 8278.939318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8278.939893][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8278.939893][ T73] dst_init+0x84/0x4a0 [ 8278.939893][ T73] dst_alloc+0x97/0x150 [ 8278.939893][ T73] rt_dst_alloc+0x31/0x3b0 [ 8278.939893][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8278.939893][ T73] ip_route_input_noref+0xe6/0x230 [ 8278.939893][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8278.939893][ T73] ip_rcv+0x16b/0x470 [ 8278.939893][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8278.939893][ T73] process_backlog+0x103/0x670 [ 8278.939893][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8278.939893][ T73] net_rx_action+0x49f/0xc00 [ 8278.939893][ T73] __do_softirq+0x1f8/0x5df [ 8278.939893][ T73] [ 8289.187302][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8289.187775][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8289.187775][ T73] dst_init+0x84/0x4a0 [ 8289.187775][ T73] dst_alloc+0x97/0x150 [ 8289.187775][ T73] rt_dst_alloc+0x31/0x3b0 [ 8289.187775][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8289.187775][ T73] ip_route_input_noref+0xe6/0x230 [ 8289.187775][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8289.187775][ T73] ip_rcv+0x16b/0x470 [ 8289.187775][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8289.187775][ T73] process_backlog+0x103/0x670 [ 8289.187775][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8289.187775][ T73] net_rx_action+0x49f/0xc00 [ 8289.187775][ T73] __do_softirq+0x1f8/0x5df [ 8289.187775][ T73] [ 8299.435283][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8299.436077][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8299.436077][ T73] dst_init+0x84/0x4a0 [ 8299.436077][ T73] dst_alloc+0x97/0x150 [ 8299.436077][ T73] rt_dst_alloc+0x31/0x3b0 [ 8299.436077][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8299.436077][ T73] ip_route_input_noref+0xe6/0x230 [ 8299.436077][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8299.436077][ T73] ip_rcv+0x16b/0x470 [ 8299.436077][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8299.436077][ T73] process_backlog+0x103/0x670 [ 8299.436077][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8299.436077][ T73] net_rx_action+0x49f/0xc00 [ 8299.436077][ T73] __do_softirq+0x1f8/0x5df [ 8299.436077][ T73] [ 8309.683316][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8309.683897][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8309.683897][ T73] dst_init+0x84/0x4a0 [ 8309.683897][ T73] dst_alloc+0x97/0x150 [ 8309.683897][ T73] rt_dst_alloc+0x31/0x3b0 [ 8309.683897][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8309.683897][ T73] ip_route_input_noref+0xe6/0x230 [ 8309.683897][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8309.683897][ T73] ip_rcv+0x16b/0x470 [ 8309.683897][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8309.683897][ T73] process_backlog+0x103/0x670 [ 8309.683897][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8309.683897][ T73] net_rx_action+0x49f/0xc00 [ 8309.683897][ T73] __do_softirq+0x1f8/0x5df [ 8309.683897][ T73] [ 8319.931268][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8319.931790][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8319.931790][ T73] dst_init+0x84/0x4a0 [ 8319.931790][ T73] dst_alloc+0x97/0x150 [ 8319.931790][ T73] rt_dst_alloc+0x31/0x3b0 [ 8319.931790][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8319.931790][ T73] ip_route_input_noref+0xe6/0x230 [ 8319.931790][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8319.931790][ T73] ip_rcv+0x16b/0x470 [ 8319.931790][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8319.931790][ T73] process_backlog+0x103/0x670 [ 8319.931790][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8319.931790][ T73] net_rx_action+0x49f/0xc00 [ 8319.931790][ T73] __do_softirq+0x1f8/0x5df [ 8319.931790][ T73] [ 8330.179271][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8330.179969][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8330.179969][ T73] dst_init+0x84/0x4a0 [ 8330.179969][ T73] dst_alloc+0x97/0x150 [ 8330.179969][ T73] rt_dst_alloc+0x31/0x3b0 [ 8330.179969][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8330.179969][ T73] ip_route_input_noref+0xe6/0x230 [ 8330.179969][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8330.179969][ T73] ip_rcv+0x16b/0x470 [ 8330.179969][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8330.179969][ T73] process_backlog+0x103/0x670 [ 8330.179969][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8330.179969][ T73] net_rx_action+0x49f/0xc00 [ 8330.179969][ T73] __do_softirq+0x1f8/0x5df [ 8330.179969][ T73] [ 8340.427252][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8340.428006][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8340.428006][ T73] dst_init+0x84/0x4a0 [ 8340.428006][ T73] dst_alloc+0x97/0x150 [ 8340.428006][ T73] rt_dst_alloc+0x31/0x3b0 [ 8340.428006][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8340.428006][ T73] ip_route_input_noref+0xe6/0x230 [ 8340.428006][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8340.428006][ T73] ip_rcv+0x16b/0x470 [ 8340.428006][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8340.428006][ T73] process_backlog+0x103/0x670 [ 8340.428006][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8340.428006][ T73] net_rx_action+0x49f/0xc00 [ 8340.428006][ T73] __do_softirq+0x1f8/0x5df [ 8340.428006][ T73] [ 8350.675327][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8350.675958][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8350.675958][ T73] dst_init+0x84/0x4a0 [ 8350.675958][ T73] dst_alloc+0x97/0x150 [ 8350.675958][ T73] rt_dst_alloc+0x31/0x3b0 [ 8350.675958][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8350.675958][ T73] ip_route_input_noref+0xe6/0x230 [ 8350.675958][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8350.675958][ T73] ip_rcv+0x16b/0x470 [ 8350.675958][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8350.675958][ T73] process_backlog+0x103/0x670 [ 8350.675958][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8350.675958][ T73] net_rx_action+0x49f/0xc00 [ 8350.675958][ T73] __do_softirq+0x1f8/0x5df [ 8350.675958][ T73] [ 8360.923243][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8360.923970][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8360.923970][ T73] dst_init+0x84/0x4a0 [ 8360.923970][ T73] dst_alloc+0x97/0x150 [ 8360.923970][ T73] rt_dst_alloc+0x31/0x3b0 [ 8360.923970][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8360.923970][ T73] ip_route_input_noref+0xe6/0x230 [ 8360.923970][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8360.923970][ T73] ip_rcv+0x16b/0x470 [ 8360.923970][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8360.923970][ T73] process_backlog+0x103/0x670 [ 8360.923970][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8360.923970][ T73] net_rx_action+0x49f/0xc00 [ 8360.923970][ T73] __do_softirq+0x1f8/0x5df [ 8360.923970][ T73] [ 8371.171319][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8371.172110][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8371.172110][ T73] dst_init+0x84/0x4a0 [ 8371.172110][ T73] dst_alloc+0x97/0x150 [ 8371.172110][ T73] rt_dst_alloc+0x31/0x3b0 [ 8371.172110][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8371.172110][ T73] ip_route_input_noref+0xe6/0x230 [ 8371.172110][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8371.172110][ T73] ip_rcv+0x16b/0x470 [ 8371.172110][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8371.172110][ T73] process_backlog+0x103/0x670 [ 8371.172110][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8371.172110][ T73] net_rx_action+0x49f/0xc00 [ 8371.172110][ T73] __do_softirq+0x1f8/0x5df [ 8371.172110][ T73] [ 8381.419314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8381.420005][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8381.420005][ T73] dst_init+0x84/0x4a0 [ 8381.420005][ T73] dst_alloc+0x97/0x150 [ 8381.420005][ T73] rt_dst_alloc+0x31/0x3b0 [ 8381.420005][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8381.420005][ T73] ip_route_input_noref+0xe6/0x230 [ 8381.420005][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8381.420005][ T73] ip_rcv+0x16b/0x470 [ 8381.420005][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8381.420005][ T73] process_backlog+0x103/0x670 [ 8381.420005][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8381.420005][ T73] net_rx_action+0x49f/0xc00 [ 8381.420005][ T73] __do_softirq+0x1f8/0x5df [ 8381.420005][ T73] [ 8391.667326][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8391.667977][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8391.667977][ T73] dst_init+0x84/0x4a0 [ 8391.667977][ T73] dst_alloc+0x97/0x150 [ 8391.667977][ T73] rt_dst_alloc+0x31/0x3b0 [ 8391.667977][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8391.667977][ T73] ip_route_input_noref+0xe6/0x230 [ 8391.667977][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8391.667977][ T73] ip_rcv+0x16b/0x470 [ 8391.667977][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8391.667977][ T73] process_backlog+0x103/0x670 [ 8391.667977][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8391.667977][ T73] net_rx_action+0x49f/0xc00 [ 8391.667977][ T73] __do_softirq+0x1f8/0x5df [ 8391.667977][ T73] [ 8401.915311][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8401.915899][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8401.915899][ T73] dst_init+0x84/0x4a0 [ 8401.915899][ T73] dst_alloc+0x97/0x150 [ 8401.915899][ T73] rt_dst_alloc+0x31/0x3b0 [ 8401.915899][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8401.915899][ T73] ip_route_input_noref+0xe6/0x230 [ 8401.915899][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8401.915899][ T73] ip_rcv+0x16b/0x470 [ 8401.915899][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8401.915899][ T73] process_backlog+0x103/0x670 [ 8401.915899][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8401.915899][ T73] net_rx_action+0x49f/0xc00 [ 8401.915899][ T73] __do_softirq+0x1f8/0x5df [ 8401.915899][ T73] [ 8412.163357][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8412.163910][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8412.163910][ T73] dst_init+0x84/0x4a0 [ 8412.163910][ T73] dst_alloc+0x97/0x150 [ 8412.163910][ T73] rt_dst_alloc+0x31/0x3b0 [ 8412.163910][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8412.163910][ T73] ip_route_input_noref+0xe6/0x230 [ 8412.163910][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8412.163910][ T73] ip_rcv+0x16b/0x470 [ 8412.163910][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8412.163910][ T73] process_backlog+0x103/0x670 [ 8412.163910][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8412.163910][ T73] net_rx_action+0x49f/0xc00 [ 8412.163910][ T73] __do_softirq+0x1f8/0x5df [ 8412.163910][ T73] [ 8422.411313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8422.411958][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8422.411958][ T73] dst_init+0x84/0x4a0 [ 8422.411958][ T73] dst_alloc+0x97/0x150 [ 8422.411958][ T73] rt_dst_alloc+0x31/0x3b0 [ 8422.411958][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8422.411958][ T73] ip_route_input_noref+0xe6/0x230 [ 8422.411958][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8422.411958][ T73] ip_rcv+0x16b/0x470 [ 8422.411958][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8422.411958][ T73] process_backlog+0x103/0x670 [ 8422.411958][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8422.411958][ T73] net_rx_action+0x49f/0xc00 [ 8422.411958][ T73] __do_softirq+0x1f8/0x5df [ 8422.411958][ T73] [ 8432.659307][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8432.660046][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8432.660046][ T73] dst_init+0x84/0x4a0 [ 8432.660046][ T73] dst_alloc+0x97/0x150 [ 8432.660046][ T73] rt_dst_alloc+0x31/0x3b0 [ 8432.660046][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8432.660046][ T73] ip_route_input_noref+0xe6/0x230 [ 8432.660046][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8432.660046][ T73] ip_rcv+0x16b/0x470 [ 8432.660046][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8432.660046][ T73] process_backlog+0x103/0x670 [ 8432.660046][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8432.660046][ T73] net_rx_action+0x49f/0xc00 [ 8432.660046][ T73] __do_softirq+0x1f8/0x5df [ 8432.660046][ T73] [ 8442.907307][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8442.908198][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8442.908198][ T73] dst_init+0x84/0x4a0 [ 8442.908198][ T73] dst_alloc+0x97/0x150 [ 8442.908198][ T73] rt_dst_alloc+0x31/0x3b0 [ 8442.908198][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8442.908198][ T73] ip_route_input_noref+0xe6/0x230 [ 8442.908198][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8442.908198][ T73] ip_rcv+0x16b/0x470 [ 8442.908198][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8442.908198][ T73] process_backlog+0x103/0x670 [ 8442.908198][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8442.908198][ T73] net_rx_action+0x49f/0xc00 [ 8442.908198][ T73] __do_softirq+0x1f8/0x5df [ 8442.908198][ T73] [ 8453.155324][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8453.155962][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8453.155962][ T73] dst_init+0x84/0x4a0 [ 8453.155962][ T73] dst_alloc+0x97/0x150 [ 8453.155962][ T73] rt_dst_alloc+0x31/0x3b0 [ 8453.155962][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8453.155962][ T73] ip_route_input_noref+0xe6/0x230 [ 8453.155962][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8453.155962][ T73] ip_rcv+0x16b/0x470 [ 8453.155962][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8453.155962][ T73] process_backlog+0x103/0x670 [ 8453.155962][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8453.155962][ T73] net_rx_action+0x49f/0xc00 [ 8453.155962][ T73] __do_softirq+0x1f8/0x5df [ 8453.155962][ T73] [ 8463.403292][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8463.403984][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8463.403984][ T73] dst_init+0x84/0x4a0 [ 8463.403984][ T73] dst_alloc+0x97/0x150 [ 8463.403984][ T73] rt_dst_alloc+0x31/0x3b0 [ 8463.403984][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8463.403984][ T73] ip_route_input_noref+0xe6/0x230 [ 8463.403984][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8463.403984][ T73] ip_rcv+0x16b/0x470 [ 8463.403984][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8463.403984][ T73] process_backlog+0x103/0x670 [ 8463.403984][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8463.403984][ T73] net_rx_action+0x49f/0xc00 [ 8463.403984][ T73] __do_softirq+0x1f8/0x5df [ 8463.403984][ T73] [ 8473.651334][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8473.651988][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8473.651988][ T73] dst_init+0x84/0x4a0 [ 8473.651988][ T73] dst_alloc+0x97/0x150 [ 8473.651988][ T73] rt_dst_alloc+0x31/0x3b0 [ 8473.651988][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8473.651988][ T73] ip_route_input_noref+0xe6/0x230 [ 8473.651988][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8473.651988][ T73] ip_rcv+0x16b/0x470 [ 8473.651988][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8473.651988][ T73] process_backlog+0x103/0x670 [ 8473.651988][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8473.651988][ T73] net_rx_action+0x49f/0xc00 [ 8473.651988][ T73] __do_softirq+0x1f8/0x5df [ 8473.651988][ T73] [ 8483.899312][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8483.899960][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8483.899960][ T73] dst_init+0x84/0x4a0 [ 8483.899960][ T73] dst_alloc+0x97/0x150 [ 8483.899960][ T73] rt_dst_alloc+0x31/0x3b0 [ 8483.899960][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8483.899960][ T73] ip_route_input_noref+0xe6/0x230 [ 8483.899960][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8483.899960][ T73] ip_rcv+0x16b/0x470 [ 8483.899960][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8483.899960][ T73] process_backlog+0x103/0x670 [ 8483.899960][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8483.899960][ T73] net_rx_action+0x49f/0xc00 [ 8483.899960][ T73] __do_softirq+0x1f8/0x5df [ 8483.899960][ T73] [ 8494.147319][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8494.148040][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8494.148040][ T73] dst_init+0x84/0x4a0 [ 8494.148040][ T73] dst_alloc+0x97/0x150 [ 8494.148040][ T73] rt_dst_alloc+0x31/0x3b0 [ 8494.148040][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8494.148040][ T73] ip_route_input_noref+0xe6/0x230 [ 8494.148040][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8494.148040][ T73] ip_rcv+0x16b/0x470 [ 8494.148040][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8494.148040][ T73] process_backlog+0x103/0x670 [ 8494.148040][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8494.148040][ T73] net_rx_action+0x49f/0xc00 [ 8494.148040][ T73] __do_softirq+0x1f8/0x5df [ 8494.148040][ T73] [ 8504.395308][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8504.396005][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8504.396005][ T73] dst_init+0x84/0x4a0 [ 8504.396005][ T73] dst_alloc+0x97/0x150 [ 8504.396005][ T73] rt_dst_alloc+0x31/0x3b0 [ 8504.396005][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8504.396005][ T73] ip_route_input_noref+0xe6/0x230 [ 8504.396005][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8504.396005][ T73] ip_rcv+0x16b/0x470 [ 8504.396005][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8504.396005][ T73] process_backlog+0x103/0x670 [ 8504.396005][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8504.396005][ T73] net_rx_action+0x49f/0xc00 [ 8504.396005][ T73] __do_softirq+0x1f8/0x5df [ 8504.396005][ T73] [ 8514.643318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8514.643889][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8514.643889][ T73] dst_init+0x84/0x4a0 [ 8514.643889][ T73] dst_alloc+0x97/0x150 [ 8514.643889][ T73] rt_dst_alloc+0x31/0x3b0 [ 8514.643889][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8514.643889][ T73] ip_route_input_noref+0xe6/0x230 [ 8514.643889][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8514.643889][ T73] ip_rcv+0x16b/0x470 [ 8514.643889][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8514.643889][ T73] process_backlog+0x103/0x670 [ 8514.643889][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8514.643889][ T73] net_rx_action+0x49f/0xc00 [ 8514.643889][ T73] __do_softirq+0x1f8/0x5df [ 8514.643889][ T73] [ 8524.891302][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8524.891774][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8524.891774][ T73] dst_init+0x84/0x4a0 [ 8524.891774][ T73] dst_alloc+0x97/0x150 [ 8524.891774][ T73] rt_dst_alloc+0x31/0x3b0 [ 8524.891774][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8524.891774][ T73] ip_route_input_noref+0xe6/0x230 [ 8524.891774][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8524.891774][ T73] ip_rcv+0x16b/0x470 [ 8524.891774][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8524.891774][ T73] process_backlog+0x103/0x670 [ 8524.891774][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8524.891774][ T73] net_rx_action+0x49f/0xc00 [ 8524.891774][ T73] __do_softirq+0x1f8/0x5df [ 8524.891774][ T73] [ 8535.139309][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8535.139998][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8535.139998][ T73] dst_init+0x84/0x4a0 [ 8535.139998][ T73] dst_alloc+0x97/0x150 [ 8535.139998][ T73] rt_dst_alloc+0x31/0x3b0 [ 8535.139998][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8535.139998][ T73] ip_route_input_noref+0xe6/0x230 [ 8535.139998][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8535.139998][ T73] ip_rcv+0x16b/0x470 [ 8535.139998][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8535.139998][ T73] process_backlog+0x103/0x670 [ 8535.139998][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8535.139998][ T73] net_rx_action+0x49f/0xc00 [ 8535.139998][ T73] __do_softirq+0x1f8/0x5df [ 8535.139998][ T73] [ 8545.387325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8545.387988][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8545.387988][ T73] dst_init+0x84/0x4a0 [ 8545.387988][ T73] dst_alloc+0x97/0x150 [ 8545.387988][ T73] rt_dst_alloc+0x31/0x3b0 [ 8545.387988][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8545.387988][ T73] ip_route_input_noref+0xe6/0x230 [ 8545.387988][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8545.387988][ T73] ip_rcv+0x16b/0x470 [ 8545.387988][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8545.387988][ T73] process_backlog+0x103/0x670 [ 8545.387988][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8545.387988][ T73] net_rx_action+0x49f/0xc00 [ 8545.387988][ T73] __do_softirq+0x1f8/0x5df [ 8545.387988][ T73] [ 8555.635325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8555.635947][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8555.635947][ T73] dst_init+0x84/0x4a0 [ 8555.635947][ T73] dst_alloc+0x97/0x150 [ 8555.635947][ T73] rt_dst_alloc+0x31/0x3b0 [ 8555.635947][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8555.635947][ T73] ip_route_input_noref+0xe6/0x230 [ 8555.635947][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8555.635947][ T73] ip_rcv+0x16b/0x470 [ 8555.635947][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8555.635947][ T73] process_backlog+0x103/0x670 [ 8555.635947][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8555.635947][ T73] net_rx_action+0x49f/0xc00 [ 8555.635947][ T73] __do_softirq+0x1f8/0x5df [ 8555.635947][ T73] [ 8565.883322][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8565.883852][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8565.883852][ T73] dst_init+0x84/0x4a0 [ 8565.883852][ T73] dst_alloc+0x97/0x150 [ 8565.883852][ T73] rt_dst_alloc+0x31/0x3b0 [ 8565.883852][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8565.883852][ T73] ip_route_input_noref+0xe6/0x230 [ 8565.883852][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8565.883852][ T73] ip_rcv+0x16b/0x470 [ 8565.883852][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8565.883852][ T73] process_backlog+0x103/0x670 [ 8565.883852][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8565.883852][ T73] net_rx_action+0x49f/0xc00 [ 8565.883852][ T73] __do_softirq+0x1f8/0x5df [ 8565.883852][ T73] [ 8576.131340][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8576.132007][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8576.132007][ T73] dst_init+0x84/0x4a0 [ 8576.132007][ T73] dst_alloc+0x97/0x150 [ 8576.132007][ T73] rt_dst_alloc+0x31/0x3b0 [ 8576.132007][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8576.132007][ T73] ip_route_input_noref+0xe6/0x230 [ 8576.132007][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8576.132007][ T73] ip_rcv+0x16b/0x470 [ 8576.132007][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8576.132007][ T73] process_backlog+0x103/0x670 [ 8576.132007][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8576.132007][ T73] net_rx_action+0x49f/0xc00 [ 8576.132007][ T73] __do_softirq+0x1f8/0x5df [ 8576.132007][ T73] [ 8586.379330][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8586.379919][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8586.379919][ T73] dst_init+0x84/0x4a0 [ 8586.379919][ T73] dst_alloc+0x97/0x150 [ 8586.379919][ T73] rt_dst_alloc+0x31/0x3b0 [ 8586.379919][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8586.379919][ T73] ip_route_input_noref+0xe6/0x230 [ 8586.379919][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8586.379919][ T73] ip_rcv+0x16b/0x470 [ 8586.379919][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8586.379919][ T73] process_backlog+0x103/0x670 [ 8586.379919][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8586.379919][ T73] net_rx_action+0x49f/0xc00 [ 8586.379919][ T73] __do_softirq+0x1f8/0x5df [ 8586.379919][ T73] [ 8596.627300][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8596.627911][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8596.627911][ T73] dst_init+0x84/0x4a0 [ 8596.627911][ T73] dst_alloc+0x97/0x150 [ 8596.627911][ T73] rt_dst_alloc+0x31/0x3b0 [ 8596.627911][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8596.627911][ T73] ip_route_input_noref+0xe6/0x230 [ 8596.627911][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8596.627911][ T73] ip_rcv+0x16b/0x470 [ 8596.627911][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8596.627911][ T73] process_backlog+0x103/0x670 [ 8596.627911][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8596.627911][ T73] net_rx_action+0x49f/0xc00 [ 8596.627911][ T73] __do_softirq+0x1f8/0x5df [ 8596.627911][ T73] [ 8606.875325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8606.876118][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8606.876118][ T73] dst_init+0x84/0x4a0 [ 8606.876118][ T73] dst_alloc+0x97/0x150 [ 8606.876118][ T73] rt_dst_alloc+0x31/0x3b0 [ 8606.876118][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8606.876118][ T73] ip_route_input_noref+0xe6/0x230 [ 8606.876118][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8606.876118][ T73] ip_rcv+0x16b/0x470 [ 8606.876118][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8606.876118][ T73] process_backlog+0x103/0x670 [ 8606.876118][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8606.876118][ T73] net_rx_action+0x49f/0xc00 [ 8606.876118][ T73] __do_softirq+0x1f8/0x5df [ 8606.876118][ T73] [ 8617.123326][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8617.124035][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8617.124035][ T73] dst_init+0x84/0x4a0 [ 8617.124035][ T73] dst_alloc+0x97/0x150 [ 8617.124035][ T73] rt_dst_alloc+0x31/0x3b0 [ 8617.124035][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8617.124035][ T73] ip_route_input_noref+0xe6/0x230 [ 8617.124035][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8617.124035][ T73] ip_rcv+0x16b/0x470 [ 8617.124035][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8617.124035][ T73] process_backlog+0x103/0x670 [ 8617.124035][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8617.124035][ T73] net_rx_action+0x49f/0xc00 [ 8617.124035][ T73] __do_softirq+0x1f8/0x5df [ 8617.124035][ T73] [ 8627.371324][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8627.371918][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8627.371918][ T73] dst_init+0x84/0x4a0 [ 8627.371918][ T73] dst_alloc+0x97/0x150 [ 8627.371918][ T73] rt_dst_alloc+0x31/0x3b0 [ 8627.371918][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8627.371918][ T73] ip_route_input_noref+0xe6/0x230 [ 8627.371918][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8627.371918][ T73] ip_rcv+0x16b/0x470 [ 8627.371918][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8627.371918][ T73] process_backlog+0x103/0x670 [ 8627.371918][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8627.371918][ T73] net_rx_action+0x49f/0xc00 [ 8627.371918][ T73] __do_softirq+0x1f8/0x5df [ 8627.371918][ T73] [ 8637.619317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8637.620143][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8637.620143][ T73] dst_init+0x84/0x4a0 [ 8637.620143][ T73] dst_alloc+0x97/0x150 [ 8637.620143][ T73] rt_dst_alloc+0x31/0x3b0 [ 8637.620143][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8637.620143][ T73] ip_route_input_noref+0xe6/0x230 [ 8637.620143][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8637.620143][ T73] ip_rcv+0x16b/0x470 [ 8637.620143][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8637.620143][ T73] process_backlog+0x103/0x670 [ 8637.620143][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8637.620143][ T73] net_rx_action+0x49f/0xc00 [ 8637.620143][ T73] __do_softirq+0x1f8/0x5df [ 8637.620143][ T73] [ 8647.867303][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8647.868121][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8647.868121][ T73] dst_init+0x84/0x4a0 [ 8647.868121][ T73] dst_alloc+0x97/0x150 [ 8647.868121][ T73] rt_dst_alloc+0x31/0x3b0 [ 8647.868121][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8647.868121][ T73] ip_route_input_noref+0xe6/0x230 [ 8647.868121][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8647.868121][ T73] ip_rcv+0x16b/0x470 [ 8647.868121][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8647.868121][ T73] process_backlog+0x103/0x670 [ 8647.868121][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8647.868121][ T73] net_rx_action+0x49f/0xc00 [ 8647.868121][ T73] __do_softirq+0x1f8/0x5df [ 8647.868121][ T73] [ 8658.115339][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8658.116102][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8658.116102][ T73] dst_init+0x84/0x4a0 [ 8658.116102][ T73] dst_alloc+0x97/0x150 [ 8658.116102][ T73] rt_dst_alloc+0x31/0x3b0 [ 8658.116102][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8658.116102][ T73] ip_route_input_noref+0xe6/0x230 [ 8658.116102][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8658.116102][ T73] ip_rcv+0x16b/0x470 [ 8658.116102][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8658.116102][ T73] process_backlog+0x103/0x670 [ 8658.116102][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8658.116102][ T73] net_rx_action+0x49f/0xc00 [ 8658.116102][ T73] __do_softirq+0x1f8/0x5df [ 8658.116102][ T73] [ 8668.363316][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8668.364073][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8668.364073][ T73] dst_init+0x84/0x4a0 [ 8668.364073][ T73] dst_alloc+0x97/0x150 [ 8668.364073][ T73] rt_dst_alloc+0x31/0x3b0 [ 8668.364073][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8668.364073][ T73] ip_route_input_noref+0xe6/0x230 [ 8668.364073][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8668.364073][ T73] ip_rcv+0x16b/0x470 [ 8668.364073][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8668.364073][ T73] process_backlog+0x103/0x670 [ 8668.364073][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8668.364073][ T73] net_rx_action+0x49f/0xc00 [ 8668.364073][ T73] __do_softirq+0x1f8/0x5df [ 8668.364073][ T73] [ 8678.611343][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8678.611923][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8678.611923][ T73] dst_init+0x84/0x4a0 [ 8678.611923][ T73] dst_alloc+0x97/0x150 [ 8678.611923][ T73] rt_dst_alloc+0x31/0x3b0 [ 8678.611923][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8678.611923][ T73] ip_route_input_noref+0xe6/0x230 [ 8678.611923][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8678.611923][ T73] ip_rcv+0x16b/0x470 [ 8678.611923][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8678.611923][ T73] process_backlog+0x103/0x670 [ 8678.611923][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8678.611923][ T73] net_rx_action+0x49f/0xc00 [ 8678.611923][ T73] __do_softirq+0x1f8/0x5df [ 8678.611923][ T73] [ 8688.859299][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8688.859973][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8688.859973][ T73] dst_init+0x84/0x4a0 [ 8688.859973][ T73] dst_alloc+0x97/0x150 [ 8688.859973][ T73] rt_dst_alloc+0x31/0x3b0 [ 8688.859973][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8688.859973][ T73] ip_route_input_noref+0xe6/0x230 [ 8688.859973][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8688.859973][ T73] ip_rcv+0x16b/0x470 [ 8688.859973][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8688.859973][ T73] process_backlog+0x103/0x670 [ 8688.859973][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8688.859973][ T73] net_rx_action+0x49f/0xc00 [ 8688.859973][ T73] __do_softirq+0x1f8/0x5df [ 8688.859973][ T73] [ 8699.107313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8699.107873][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8699.107873][ T73] dst_init+0x84/0x4a0 [ 8699.107873][ T73] dst_alloc+0x97/0x150 [ 8699.107873][ T73] rt_dst_alloc+0x31/0x3b0 [ 8699.107873][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8699.107873][ T73] ip_route_input_noref+0xe6/0x230 [ 8699.107873][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8699.107873][ T73] ip_rcv+0x16b/0x470 [ 8699.107873][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8699.107873][ T73] process_backlog+0x103/0x670 [ 8699.107873][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8699.107873][ T73] net_rx_action+0x49f/0xc00 [ 8699.107873][ T73] __do_softirq+0x1f8/0x5df [ 8699.107873][ T73] [ 8709.355317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8709.355815][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8709.355815][ T73] dst_init+0x84/0x4a0 [ 8709.355815][ T73] dst_alloc+0x97/0x150 [ 8709.355815][ T73] rt_dst_alloc+0x31/0x3b0 [ 8709.355815][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8709.355815][ T73] ip_route_input_noref+0xe6/0x230 [ 8709.355815][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8709.355815][ T73] ip_rcv+0x16b/0x470 [ 8709.355815][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8709.355815][ T73] process_backlog+0x103/0x670 [ 8709.355815][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8709.355815][ T73] net_rx_action+0x49f/0xc00 [ 8709.355815][ T73] __do_softirq+0x1f8/0x5df [ 8709.355815][ T73] [ 8719.603314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8719.604009][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8719.604009][ T73] dst_init+0x84/0x4a0 [ 8719.604009][ T73] dst_alloc+0x97/0x150 [ 8719.604009][ T73] rt_dst_alloc+0x31/0x3b0 [ 8719.604009][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8719.604009][ T73] ip_route_input_noref+0xe6/0x230 [ 8719.604009][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8719.604009][ T73] ip_rcv+0x16b/0x470 [ 8719.604009][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8719.604009][ T73] process_backlog+0x103/0x670 [ 8719.604009][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8719.604009][ T73] net_rx_action+0x49f/0xc00 [ 8719.604009][ T73] __do_softirq+0x1f8/0x5df [ 8719.604009][ T73] [ 8729.851212][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8729.851900][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8729.851900][ T73] dst_init+0x84/0x4a0 [ 8729.851900][ T73] dst_alloc+0x97/0x150 [ 8729.851900][ T73] rt_dst_alloc+0x31/0x3b0 [ 8729.851900][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8729.851900][ T73] ip_route_input_noref+0xe6/0x230 [ 8729.851900][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8729.851900][ T73] ip_rcv+0x16b/0x470 [ 8729.851900][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8729.851900][ T73] process_backlog+0x103/0x670 [ 8729.851900][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8729.851900][ T73] net_rx_action+0x49f/0xc00 [ 8729.851900][ T73] __do_softirq+0x1f8/0x5df [ 8729.851900][ T73] [ 8740.099325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8740.099915][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8740.099915][ T73] dst_init+0x84/0x4a0 [ 8740.099915][ T73] dst_alloc+0x97/0x150 [ 8740.099915][ T73] rt_dst_alloc+0x31/0x3b0 [ 8740.099915][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8740.099915][ T73] ip_route_input_noref+0xe6/0x230 [ 8740.099915][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8740.099915][ T73] ip_rcv+0x16b/0x470 [ 8740.099915][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8740.099915][ T73] process_backlog+0x103/0x670 [ 8740.099915][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8740.099915][ T73] net_rx_action+0x49f/0xc00 [ 8740.099915][ T73] __do_softirq+0x1f8/0x5df [ 8740.099915][ T73] [ 8750.347299][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8750.347978][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8750.347978][ T73] dst_init+0x84/0x4a0 [ 8750.347978][ T73] dst_alloc+0x97/0x150 [ 8750.347978][ T73] rt_dst_alloc+0x31/0x3b0 [ 8750.347978][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8750.347978][ T73] ip_route_input_noref+0xe6/0x230 [ 8750.347978][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8750.347978][ T73] ip_rcv+0x16b/0x470 [ 8750.347978][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8750.347978][ T73] process_backlog+0x103/0x670 [ 8750.347978][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8750.347978][ T73] net_rx_action+0x49f/0xc00 [ 8750.347978][ T73] __do_softirq+0x1f8/0x5df [ 8750.347978][ T73] [ 8760.595385][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8760.595977][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8760.595977][ T73] dst_init+0x84/0x4a0 [ 8760.595977][ T73] dst_alloc+0x97/0x150 [ 8760.595977][ T73] rt_dst_alloc+0x31/0x3b0 [ 8760.595977][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8760.595977][ T73] ip_route_input_noref+0xe6/0x230 [ 8760.595977][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8760.595977][ T73] ip_rcv+0x16b/0x470 [ 8760.595977][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8760.595977][ T73] process_backlog+0x103/0x670 [ 8760.595977][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8760.595977][ T73] net_rx_action+0x49f/0xc00 [ 8760.595977][ T73] __do_softirq+0x1f8/0x5df [ 8760.595977][ T73] [ 8770.843238][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8770.843671][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8770.843671][ T73] dst_init+0x84/0x4a0 [ 8770.843671][ T73] dst_alloc+0x97/0x150 [ 8770.843671][ T73] rt_dst_alloc+0x31/0x3b0 [ 8770.843671][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8770.843671][ T73] ip_route_input_noref+0xe6/0x230 [ 8770.843671][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8770.843671][ T73] ip_rcv+0x16b/0x470 [ 8770.843671][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8770.843671][ T73] process_backlog+0x103/0x670 [ 8770.843671][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8770.843671][ T73] net_rx_action+0x49f/0xc00 [ 8770.843671][ T73] __do_softirq+0x1f8/0x5df [ 8770.843671][ T73] [ 8781.091307][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8781.092074][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8781.092074][ T73] dst_init+0x84/0x4a0 [ 8781.092074][ T73] dst_alloc+0x97/0x150 [ 8781.092074][ T73] rt_dst_alloc+0x31/0x3b0 [ 8781.092074][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8781.092074][ T73] ip_route_input_noref+0xe6/0x230 [ 8781.092074][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8781.092074][ T73] ip_rcv+0x16b/0x470 [ 8781.092074][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8781.092074][ T73] process_backlog+0x103/0x670 [ 8781.092074][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8781.092074][ T73] net_rx_action+0x49f/0xc00 [ 8781.092074][ T73] __do_softirq+0x1f8/0x5df [ 8781.092074][ T73] [ 8791.339214][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8791.339647][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8791.339647][ T73] dst_init+0x84/0x4a0 [ 8791.339647][ T73] dst_alloc+0x97/0x150 [ 8791.339647][ T73] rt_dst_alloc+0x31/0x3b0 [ 8791.339647][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8791.339647][ T73] ip_route_input_noref+0xe6/0x230 [ 8791.339647][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8791.339647][ T73] ip_rcv+0x16b/0x470 [ 8791.339647][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8791.339647][ T73] process_backlog+0x103/0x670 [ 8791.339647][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8791.339647][ T73] net_rx_action+0x49f/0xc00 [ 8791.339647][ T73] __do_softirq+0x1f8/0x5df [ 8791.339647][ T73] [ 8801.587317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8801.588021][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8801.588021][ T73] dst_init+0x84/0x4a0 [ 8801.588021][ T73] dst_alloc+0x97/0x150 [ 8801.588021][ T73] rt_dst_alloc+0x31/0x3b0 [ 8801.588021][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8801.588021][ T73] ip_route_input_noref+0xe6/0x230 [ 8801.588021][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8801.588021][ T73] ip_rcv+0x16b/0x470 [ 8801.588021][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8801.588021][ T73] process_backlog+0x103/0x670 [ 8801.588021][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8801.588021][ T73] net_rx_action+0x49f/0xc00 [ 8801.588021][ T73] __do_softirq+0x1f8/0x5df [ 8801.588021][ T73] [ 8811.835317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8811.835851][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8811.835851][ T73] dst_init+0x84/0x4a0 [ 8811.835851][ T73] dst_alloc+0x97/0x150 [ 8811.835851][ T73] rt_dst_alloc+0x31/0x3b0 [ 8811.835851][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8811.835851][ T73] ip_route_input_noref+0xe6/0x230 [ 8811.835851][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8811.835851][ T73] ip_rcv+0x16b/0x470 [ 8811.835851][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8811.835851][ T73] process_backlog+0x103/0x670 [ 8811.835851][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8811.835851][ T73] net_rx_action+0x49f/0xc00 [ 8811.835851][ T73] __do_softirq+0x1f8/0x5df [ 8811.835851][ T73] [ 8822.083341][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8822.083930][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8822.083930][ T73] dst_init+0x84/0x4a0 [ 8822.083930][ T73] dst_alloc+0x97/0x150 [ 8822.083930][ T73] rt_dst_alloc+0x31/0x3b0 [ 8822.083930][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8822.083930][ T73] ip_route_input_noref+0xe6/0x230 [ 8822.083930][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8822.083930][ T73] ip_rcv+0x16b/0x470 [ 8822.083930][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8822.083930][ T73] process_backlog+0x103/0x670 [ 8822.083930][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8822.083930][ T73] net_rx_action+0x49f/0xc00 [ 8822.083930][ T73] __do_softirq+0x1f8/0x5df [ 8822.083930][ T73] [ 8832.331294][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8832.331856][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8832.331856][ T73] dst_init+0x84/0x4a0 [ 8832.331856][ T73] dst_alloc+0x97/0x150 [ 8832.331856][ T73] rt_dst_alloc+0x31/0x3b0 [ 8832.331856][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8832.331856][ T73] ip_route_input_noref+0xe6/0x230 [ 8832.331856][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8832.331856][ T73] ip_rcv+0x16b/0x470 [ 8832.331856][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8832.331856][ T73] process_backlog+0x103/0x670 [ 8832.331856][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8832.331856][ T73] net_rx_action+0x49f/0xc00 [ 8832.331856][ T73] __do_softirq+0x1f8/0x5df [ 8832.331856][ T73] [ 8842.579323][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8842.580037][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8842.580037][ T73] dst_init+0x84/0x4a0 [ 8842.580037][ T73] dst_alloc+0x97/0x150 [ 8842.580037][ T73] rt_dst_alloc+0x31/0x3b0 [ 8842.580037][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8842.580037][ T73] ip_route_input_noref+0xe6/0x230 [ 8842.580037][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8842.580037][ T73] ip_rcv+0x16b/0x470 [ 8842.580037][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8842.580037][ T73] process_backlog+0x103/0x670 [ 8842.580037][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8842.580037][ T73] net_rx_action+0x49f/0xc00 [ 8842.580037][ T73] __do_softirq+0x1f8/0x5df [ 8842.580037][ T73] [ 8852.827313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8852.828011][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8852.828011][ T73] dst_init+0x84/0x4a0 [ 8852.828011][ T73] dst_alloc+0x97/0x150 [ 8852.828011][ T73] rt_dst_alloc+0x31/0x3b0 [ 8852.828011][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8852.828011][ T73] ip_route_input_noref+0xe6/0x230 [ 8852.828011][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8852.828011][ T73] ip_rcv+0x16b/0x470 [ 8852.828011][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8852.828011][ T73] process_backlog+0x103/0x670 [ 8852.828011][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8852.828011][ T73] net_rx_action+0x49f/0xc00 [ 8852.828011][ T73] __do_softirq+0x1f8/0x5df [ 8852.828011][ T73] [ 8863.075313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8863.076060][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8863.076060][ T73] dst_init+0x84/0x4a0 [ 8863.076060][ T73] dst_alloc+0x97/0x150 [ 8863.076060][ T73] rt_dst_alloc+0x31/0x3b0 [ 8863.076060][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8863.076060][ T73] ip_route_input_noref+0xe6/0x230 [ 8863.076060][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8863.076060][ T73] ip_rcv+0x16b/0x470 [ 8863.076060][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8863.076060][ T73] process_backlog+0x103/0x670 [ 8863.076060][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8863.076060][ T73] net_rx_action+0x49f/0xc00 [ 8863.076060][ T73] __do_softirq+0x1f8/0x5df [ 8863.076060][ T73] [ 8873.323314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8873.324050][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8873.324050][ T73] dst_init+0x84/0x4a0 [ 8873.324050][ T73] dst_alloc+0x97/0x150 [ 8873.324050][ T73] rt_dst_alloc+0x31/0x3b0 [ 8873.324050][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8873.324050][ T73] ip_route_input_noref+0xe6/0x230 [ 8873.324050][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8873.324050][ T73] ip_rcv+0x16b/0x470 [ 8873.324050][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8873.324050][ T73] process_backlog+0x103/0x670 [ 8873.324050][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8873.324050][ T73] net_rx_action+0x49f/0xc00 [ 8873.324050][ T73] __do_softirq+0x1f8/0x5df [ 8873.324050][ T73] [ 8883.571298][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8883.572078][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8883.572078][ T73] dst_init+0x84/0x4a0 [ 8883.572078][ T73] dst_alloc+0x97/0x150 [ 8883.572078][ T73] rt_dst_alloc+0x31/0x3b0 [ 8883.572078][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8883.572078][ T73] ip_route_input_noref+0xe6/0x230 [ 8883.572078][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8883.572078][ T73] ip_rcv+0x16b/0x470 [ 8883.572078][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8883.572078][ T73] process_backlog+0x103/0x670 [ 8883.572078][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8883.572078][ T73] net_rx_action+0x49f/0xc00 [ 8883.572078][ T73] __do_softirq+0x1f8/0x5df [ 8883.572078][ T73] [ 8893.819316][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8893.820007][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8893.820007][ T73] dst_init+0x84/0x4a0 [ 8893.820007][ T73] dst_alloc+0x97/0x150 [ 8893.820007][ T73] rt_dst_alloc+0x31/0x3b0 [ 8893.820007][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8893.820007][ T73] ip_route_input_noref+0xe6/0x230 [ 8893.820007][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8893.820007][ T73] ip_rcv+0x16b/0x470 [ 8893.820007][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8893.820007][ T73] process_backlog+0x103/0x670 [ 8893.820007][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8893.820007][ T73] net_rx_action+0x49f/0xc00 [ 8893.820007][ T73] __do_softirq+0x1f8/0x5df [ 8893.820007][ T73] [ 8904.067304][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8904.067952][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8904.067952][ T73] dst_init+0x84/0x4a0 [ 8904.067952][ T73] dst_alloc+0x97/0x150 [ 8904.067952][ T73] rt_dst_alloc+0x31/0x3b0 [ 8904.067952][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8904.067952][ T73] ip_route_input_noref+0xe6/0x230 [ 8904.067952][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8904.067952][ T73] ip_rcv+0x16b/0x470 [ 8904.067952][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8904.067952][ T73] process_backlog+0x103/0x670 [ 8904.067952][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8904.067952][ T73] net_rx_action+0x49f/0xc00 [ 8904.067952][ T73] __do_softirq+0x1f8/0x5df [ 8904.067952][ T73] [ 8914.315334][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8914.316170][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8914.316170][ T73] dst_init+0x84/0x4a0 [ 8914.316170][ T73] dst_alloc+0x97/0x150 [ 8914.316170][ T73] rt_dst_alloc+0x31/0x3b0 [ 8914.316170][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8914.316170][ T73] ip_route_input_noref+0xe6/0x230 [ 8914.316170][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8914.316170][ T73] ip_rcv+0x16b/0x470 [ 8914.316170][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8914.316170][ T73] process_backlog+0x103/0x670 [ 8914.316170][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8914.316170][ T73] net_rx_action+0x49f/0xc00 [ 8914.316170][ T73] __do_softirq+0x1f8/0x5df [ 8914.316170][ T73] [ 8924.563289][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8924.564096][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8924.564096][ T73] dst_init+0x84/0x4a0 [ 8924.564096][ T73] dst_alloc+0x97/0x150 [ 8924.564096][ T73] rt_dst_alloc+0x31/0x3b0 [ 8924.564096][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8924.564096][ T73] ip_route_input_noref+0xe6/0x230 [ 8924.564096][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8924.564096][ T73] ip_rcv+0x16b/0x470 [ 8924.564096][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8924.564096][ T73] process_backlog+0x103/0x670 [ 8924.564096][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8924.564096][ T73] net_rx_action+0x49f/0xc00 [ 8924.564096][ T73] __do_softirq+0x1f8/0x5df [ 8924.564096][ T73] [ 8934.811305][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8934.812201][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8934.812201][ T73] dst_init+0x84/0x4a0 [ 8934.812201][ T73] dst_alloc+0x97/0x150 [ 8934.812201][ T73] rt_dst_alloc+0x31/0x3b0 [ 8934.812201][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8934.812201][ T73] ip_route_input_noref+0xe6/0x230 [ 8934.812201][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8934.812201][ T73] ip_rcv+0x16b/0x470 [ 8934.812201][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8934.812201][ T73] process_backlog+0x103/0x670 [ 8934.812201][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8934.812201][ T73] net_rx_action+0x49f/0xc00 [ 8934.812201][ T73] __do_softirq+0x1f8/0x5df [ 8934.812201][ T73] [ 8945.059329][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8945.060205][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8945.060205][ T73] dst_init+0x84/0x4a0 [ 8945.060205][ T73] dst_alloc+0x97/0x150 [ 8945.060205][ T73] rt_dst_alloc+0x31/0x3b0 [ 8945.060205][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8945.060205][ T73] ip_route_input_noref+0xe6/0x230 [ 8945.060205][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8945.060205][ T73] ip_rcv+0x16b/0x470 [ 8945.060205][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8945.060205][ T73] process_backlog+0x103/0x670 [ 8945.060205][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8945.060205][ T73] net_rx_action+0x49f/0xc00 [ 8945.060205][ T73] __do_softirq+0x1f8/0x5df [ 8945.060205][ T73] [ 8955.307303][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8955.308154][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8955.308154][ T73] dst_init+0x84/0x4a0 [ 8955.308154][ T73] dst_alloc+0x97/0x150 [ 8955.308154][ T73] rt_dst_alloc+0x31/0x3b0 [ 8955.308154][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8955.308154][ T73] ip_route_input_noref+0xe6/0x230 [ 8955.308154][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8955.308154][ T73] ip_rcv+0x16b/0x470 [ 8955.308154][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8955.308154][ T73] process_backlog+0x103/0x670 [ 8955.308154][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8955.308154][ T73] net_rx_action+0x49f/0xc00 [ 8955.308154][ T73] __do_softirq+0x1f8/0x5df [ 8955.308154][ T73] [ 8965.555324][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8965.555907][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8965.555907][ T73] dst_init+0x84/0x4a0 [ 8965.555907][ T73] dst_alloc+0x97/0x150 [ 8965.555907][ T73] rt_dst_alloc+0x31/0x3b0 [ 8965.555907][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8965.555907][ T73] ip_route_input_noref+0xe6/0x230 [ 8965.555907][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8965.555907][ T73] ip_rcv+0x16b/0x470 [ 8965.555907][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8965.555907][ T73] process_backlog+0x103/0x670 [ 8965.555907][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8965.555907][ T73] net_rx_action+0x49f/0xc00 [ 8965.555907][ T73] __do_softirq+0x1f8/0x5df [ 8965.555907][ T73] [ 8975.803318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8975.804031][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8975.804031][ T73] dst_init+0x84/0x4a0 [ 8975.804031][ T73] dst_alloc+0x97/0x150 [ 8975.804031][ T73] rt_dst_alloc+0x31/0x3b0 [ 8975.804031][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8975.804031][ T73] ip_route_input_noref+0xe6/0x230 [ 8975.804031][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8975.804031][ T73] ip_rcv+0x16b/0x470 [ 8975.804031][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8975.804031][ T73] process_backlog+0x103/0x670 [ 8975.804031][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8975.804031][ T73] net_rx_action+0x49f/0xc00 [ 8975.804031][ T73] __do_softirq+0x1f8/0x5df [ 8975.804031][ T73] [ 8986.051331][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8986.051976][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8986.051976][ T73] dst_init+0x84/0x4a0 [ 8986.051976][ T73] dst_alloc+0x97/0x150 [ 8986.051976][ T73] rt_dst_alloc+0x31/0x3b0 [ 8986.051976][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8986.051976][ T73] ip_route_input_noref+0xe6/0x230 [ 8986.051976][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8986.051976][ T73] ip_rcv+0x16b/0x470 [ 8986.051976][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8986.051976][ T73] process_backlog+0x103/0x670 [ 8986.051976][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8986.051976][ T73] net_rx_action+0x49f/0xc00 [ 8986.051976][ T73] __do_softirq+0x1f8/0x5df [ 8986.051976][ T73] [ 8996.299304][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 8996.300132][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 8996.300132][ T73] dst_init+0x84/0x4a0 [ 8996.300132][ T73] dst_alloc+0x97/0x150 [ 8996.300132][ T73] rt_dst_alloc+0x31/0x3b0 [ 8996.300132][ T73] ip_route_input_slow+0xe44/0x1d70 [ 8996.300132][ T73] ip_route_input_noref+0xe6/0x230 [ 8996.300132][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 8996.300132][ T73] ip_rcv+0x16b/0x470 [ 8996.300132][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 8996.300132][ T73] process_backlog+0x103/0x670 [ 8996.300132][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 8996.300132][ T73] net_rx_action+0x49f/0xc00 [ 8996.300132][ T73] __do_softirq+0x1f8/0x5df [ 8996.300132][ T73] [ 9006.547311][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9006.548127][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9006.548127][ T73] dst_init+0x84/0x4a0 [ 9006.548127][ T73] dst_alloc+0x97/0x150 [ 9006.548127][ T73] rt_dst_alloc+0x31/0x3b0 [ 9006.548127][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9006.548127][ T73] ip_route_input_noref+0xe6/0x230 [ 9006.548127][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9006.548127][ T73] ip_rcv+0x16b/0x470 [ 9006.548127][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9006.548127][ T73] process_backlog+0x103/0x670 [ 9006.548127][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9006.548127][ T73] net_rx_action+0x49f/0xc00 [ 9006.548127][ T73] __do_softirq+0x1f8/0x5df [ 9006.548127][ T73] [ 9016.795333][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9016.795995][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9016.795995][ T73] dst_init+0x84/0x4a0 [ 9016.795995][ T73] dst_alloc+0x97/0x150 [ 9016.795995][ T73] rt_dst_alloc+0x31/0x3b0 [ 9016.795995][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9016.795995][ T73] ip_route_input_noref+0xe6/0x230 [ 9016.795995][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9016.795995][ T73] ip_rcv+0x16b/0x470 [ 9016.795995][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9016.795995][ T73] process_backlog+0x103/0x670 [ 9016.795995][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9016.795995][ T73] net_rx_action+0x49f/0xc00 [ 9016.795995][ T73] __do_softirq+0x1f8/0x5df [ 9016.795995][ T73] [ 9027.043331][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9027.044019][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9027.044019][ T73] dst_init+0x84/0x4a0 [ 9027.044019][ T73] dst_alloc+0x97/0x150 [ 9027.044019][ T73] rt_dst_alloc+0x31/0x3b0 [ 9027.044019][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9027.044019][ T73] ip_route_input_noref+0xe6/0x230 [ 9027.044019][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9027.044019][ T73] ip_rcv+0x16b/0x470 [ 9027.044019][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9027.044019][ T73] process_backlog+0x103/0x670 [ 9027.044019][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9027.044019][ T73] net_rx_action+0x49f/0xc00 [ 9027.044019][ T73] __do_softirq+0x1f8/0x5df [ 9027.044019][ T73] [ 9037.291340][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9037.292136][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9037.292136][ T73] dst_init+0x84/0x4a0 [ 9037.292136][ T73] dst_alloc+0x97/0x150 [ 9037.292136][ T73] rt_dst_alloc+0x31/0x3b0 [ 9037.292136][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9037.292136][ T73] ip_route_input_noref+0xe6/0x230 [ 9037.292136][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9037.292136][ T73] ip_rcv+0x16b/0x470 [ 9037.292136][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9037.292136][ T73] process_backlog+0x103/0x670 [ 9037.292136][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9037.292136][ T73] net_rx_action+0x49f/0xc00 [ 9037.292136][ T73] __do_softirq+0x1f8/0x5df [ 9037.292136][ T73] [ 9047.539326][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9047.539893][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9047.539893][ T73] dst_init+0x84/0x4a0 [ 9047.539893][ T73] dst_alloc+0x97/0x150 [ 9047.539893][ T73] rt_dst_alloc+0x31/0x3b0 [ 9047.539893][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9047.539893][ T73] ip_route_input_noref+0xe6/0x230 [ 9047.539893][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9047.539893][ T73] ip_rcv+0x16b/0x470 [ 9047.539893][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9047.539893][ T73] process_backlog+0x103/0x670 [ 9047.539893][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9047.539893][ T73] net_rx_action+0x49f/0xc00 [ 9047.539893][ T73] __do_softirq+0x1f8/0x5df [ 9047.539893][ T73] [ 9057.787306][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9057.788060][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9057.788060][ T73] dst_init+0x84/0x4a0 [ 9057.788060][ T73] dst_alloc+0x97/0x150 [ 9057.788060][ T73] rt_dst_alloc+0x31/0x3b0 [ 9057.788060][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9057.788060][ T73] ip_route_input_noref+0xe6/0x230 [ 9057.788060][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9057.788060][ T73] ip_rcv+0x16b/0x470 [ 9057.788060][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9057.788060][ T73] process_backlog+0x103/0x670 [ 9057.788060][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9057.788060][ T73] net_rx_action+0x49f/0xc00 [ 9057.788060][ T73] __do_softirq+0x1f8/0x5df [ 9057.788060][ T73] [ 9068.035325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9068.036221][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9068.036221][ T73] dst_init+0x84/0x4a0 [ 9068.036221][ T73] dst_alloc+0x97/0x150 [ 9068.036221][ T73] rt_dst_alloc+0x31/0x3b0 [ 9068.036221][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9068.036221][ T73] ip_route_input_noref+0xe6/0x230 [ 9068.036221][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9068.036221][ T73] ip_rcv+0x16b/0x470 [ 9068.036221][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9068.036221][ T73] process_backlog+0x103/0x670 [ 9068.036221][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9068.036221][ T73] net_rx_action+0x49f/0xc00 [ 9068.036221][ T73] __do_softirq+0x1f8/0x5df [ 9068.036221][ T73] [ 9078.291301][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9078.292010][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9078.292010][ T73] dst_init+0x84/0x4a0 [ 9078.292010][ T73] dst_alloc+0x97/0x150 [ 9078.292010][ T73] rt_dst_alloc+0x31/0x3b0 [ 9078.292010][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9078.292010][ T73] ip_route_input_noref+0xe6/0x230 [ 9078.292010][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9078.292010][ T73] ip_rcv+0x16b/0x470 [ 9078.292010][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9078.292010][ T73] process_backlog+0x103/0x670 [ 9078.292010][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9078.292010][ T73] net_rx_action+0x49f/0xc00 [ 9078.292010][ T73] __do_softirq+0x1f8/0x5df [ 9078.292010][ T73] [ 9088.539309][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9088.540139][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9088.540139][ T73] dst_init+0x84/0x4a0 [ 9088.540139][ T73] dst_alloc+0x97/0x150 [ 9088.540139][ T73] rt_dst_alloc+0x31/0x3b0 [ 9088.540139][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9088.540139][ T73] ip_route_input_noref+0xe6/0x230 [ 9088.540139][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9088.540139][ T73] ip_rcv+0x16b/0x470 [ 9088.540139][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9088.540139][ T73] process_backlog+0x103/0x670 [ 9088.540139][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9088.540139][ T73] net_rx_action+0x49f/0xc00 [ 9088.540139][ T73] __do_softirq+0x1f8/0x5df [ 9088.540139][ T73] [ 9098.787342][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9098.787999][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9098.787999][ T73] dst_init+0x84/0x4a0 [ 9098.787999][ T73] dst_alloc+0x97/0x150 [ 9098.787999][ T73] rt_dst_alloc+0x31/0x3b0 [ 9098.787999][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9098.787999][ T73] ip_route_input_noref+0xe6/0x230 [ 9098.787999][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9098.787999][ T73] ip_rcv+0x16b/0x470 [ 9098.787999][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9098.787999][ T73] process_backlog+0x103/0x670 [ 9098.787999][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9098.787999][ T73] net_rx_action+0x49f/0xc00 [ 9098.787999][ T73] __do_softirq+0x1f8/0x5df [ 9098.787999][ T73] [ 9109.035329][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9109.035996][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9109.035996][ T73] dst_init+0x84/0x4a0 [ 9109.035996][ T73] dst_alloc+0x97/0x150 [ 9109.035996][ T73] rt_dst_alloc+0x31/0x3b0 [ 9109.035996][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9109.035996][ T73] ip_route_input_noref+0xe6/0x230 [ 9109.035996][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9109.035996][ T73] ip_rcv+0x16b/0x470 [ 9109.035996][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9109.035996][ T73] process_backlog+0x103/0x670 [ 9109.035996][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9109.035996][ T73] net_rx_action+0x49f/0xc00 [ 9109.035996][ T73] __do_softirq+0x1f8/0x5df [ 9109.035996][ T73] [ 9119.283314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9119.284154][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9119.284154][ T73] dst_init+0x84/0x4a0 [ 9119.284154][ T73] dst_alloc+0x97/0x150 [ 9119.284154][ T73] rt_dst_alloc+0x31/0x3b0 [ 9119.284154][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9119.284154][ T73] ip_route_input_noref+0xe6/0x230 [ 9119.284154][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9119.284154][ T73] ip_rcv+0x16b/0x470 [ 9119.284154][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9119.284154][ T73] process_backlog+0x103/0x670 [ 9119.284154][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9119.284154][ T73] net_rx_action+0x49f/0xc00 [ 9119.284154][ T73] __do_softirq+0x1f8/0x5df [ 9119.284154][ T73] [ 9129.531301][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9129.532122][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9129.532122][ T73] dst_init+0x84/0x4a0 [ 9129.532122][ T73] dst_alloc+0x97/0x150 [ 9129.532122][ T73] rt_dst_alloc+0x31/0x3b0 [ 9129.532122][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9129.532122][ T73] ip_route_input_noref+0xe6/0x230 [ 9129.532122][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9129.532122][ T73] ip_rcv+0x16b/0x470 [ 9129.532122][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9129.532122][ T73] process_backlog+0x103/0x670 [ 9129.532122][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9129.532122][ T73] net_rx_action+0x49f/0xc00 [ 9129.532122][ T73] __do_softirq+0x1f8/0x5df [ 9129.532122][ T73] [ 9139.779326][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9139.780137][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9139.780137][ T73] dst_init+0x84/0x4a0 [ 9139.780137][ T73] dst_alloc+0x97/0x150 [ 9139.780137][ T73] rt_dst_alloc+0x31/0x3b0 [ 9139.780137][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9139.780137][ T73] ip_route_input_noref+0xe6/0x230 [ 9139.780137][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9139.780137][ T73] ip_rcv+0x16b/0x470 [ 9139.780137][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9139.780137][ T73] process_backlog+0x103/0x670 [ 9139.780137][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9139.780137][ T73] net_rx_action+0x49f/0xc00 [ 9139.780137][ T73] __do_softirq+0x1f8/0x5df [ 9139.780137][ T73] [ 9150.027302][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9150.027814][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9150.027814][ T73] dst_init+0x84/0x4a0 [ 9150.027814][ T73] dst_alloc+0x97/0x150 [ 9150.027814][ T73] rt_dst_alloc+0x31/0x3b0 [ 9150.027814][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9150.027814][ T73] ip_route_input_noref+0xe6/0x230 [ 9150.027814][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9150.027814][ T73] ip_rcv+0x16b/0x470 [ 9150.027814][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9150.027814][ T73] process_backlog+0x103/0x670 [ 9150.027814][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9150.027814][ T73] net_rx_action+0x49f/0xc00 [ 9150.027814][ T73] __do_softirq+0x1f8/0x5df [ 9150.027814][ T73] [ 9160.275299][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9160.276206][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9160.276206][ T73] dst_init+0x84/0x4a0 [ 9160.276206][ T73] dst_alloc+0x97/0x150 [ 9160.276206][ T73] rt_dst_alloc+0x31/0x3b0 [ 9160.276206][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9160.276206][ T73] ip_route_input_noref+0xe6/0x230 [ 9160.276206][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9160.276206][ T73] ip_rcv+0x16b/0x470 [ 9160.276206][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9160.276206][ T73] process_backlog+0x103/0x670 [ 9160.276206][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9160.276206][ T73] net_rx_action+0x49f/0xc00 [ 9160.276206][ T73] __do_softirq+0x1f8/0x5df [ 9160.276206][ T73] [ 9170.523273][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9170.523991][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9170.523991][ T73] dst_init+0x84/0x4a0 [ 9170.523991][ T73] dst_alloc+0x97/0x150 [ 9170.523991][ T73] rt_dst_alloc+0x31/0x3b0 [ 9170.523991][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9170.523991][ T73] ip_route_input_noref+0xe6/0x230 [ 9170.523991][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9170.523991][ T73] ip_rcv+0x16b/0x470 [ 9170.523991][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9170.523991][ T73] process_backlog+0x103/0x670 [ 9170.523991][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9170.523991][ T73] net_rx_action+0x49f/0xc00 [ 9170.523991][ T73] __do_softirq+0x1f8/0x5df [ 9170.523991][ T73] [ 9180.771325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9180.772000][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9180.772000][ T73] dst_init+0x84/0x4a0 [ 9180.772000][ T73] dst_alloc+0x97/0x150 [ 9180.772000][ T73] rt_dst_alloc+0x31/0x3b0 [ 9180.772000][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9180.772000][ T73] ip_route_input_noref+0xe6/0x230 [ 9180.772000][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9180.772000][ T73] ip_rcv+0x16b/0x470 [ 9180.772000][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9180.772000][ T73] process_backlog+0x103/0x670 [ 9180.772000][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9180.772000][ T73] net_rx_action+0x49f/0xc00 [ 9180.772000][ T73] __do_softirq+0x1f8/0x5df [ 9180.772000][ T73] [ 9191.019319][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9191.020222][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9191.020222][ T73] dst_init+0x84/0x4a0 [ 9191.020222][ T73] dst_alloc+0x97/0x150 [ 9191.020222][ T73] rt_dst_alloc+0x31/0x3b0 [ 9191.020222][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9191.020222][ T73] ip_route_input_noref+0xe6/0x230 [ 9191.020222][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9191.020222][ T73] ip_rcv+0x16b/0x470 [ 9191.020222][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9191.020222][ T73] process_backlog+0x103/0x670 [ 9191.020222][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9191.020222][ T73] net_rx_action+0x49f/0xc00 [ 9191.020222][ T73] __do_softirq+0x1f8/0x5df [ 9191.020222][ T73] [ 9201.267314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9201.267963][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9201.267963][ T73] dst_init+0x84/0x4a0 [ 9201.267963][ T73] dst_alloc+0x97/0x150 [ 9201.267963][ T73] rt_dst_alloc+0x31/0x3b0 [ 9201.267963][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9201.267963][ T73] ip_route_input_noref+0xe6/0x230 [ 9201.267963][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9201.267963][ T73] ip_rcv+0x16b/0x470 [ 9201.267963][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9201.267963][ T73] process_backlog+0x103/0x670 [ 9201.267963][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9201.267963][ T73] net_rx_action+0x49f/0xc00 [ 9201.267963][ T73] __do_softirq+0x1f8/0x5df [ 9201.267963][ T73] [ 9211.515317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9211.516044][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9211.516044][ T73] dst_init+0x84/0x4a0 [ 9211.516044][ T73] dst_alloc+0x97/0x150 [ 9211.516044][ T73] rt_dst_alloc+0x31/0x3b0 [ 9211.516044][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9211.516044][ T73] ip_route_input_noref+0xe6/0x230 [ 9211.516044][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9211.516044][ T73] ip_rcv+0x16b/0x470 [ 9211.516044][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9211.516044][ T73] process_backlog+0x103/0x670 [ 9211.516044][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9211.516044][ T73] net_rx_action+0x49f/0xc00 [ 9211.516044][ T73] __do_softirq+0x1f8/0x5df [ 9211.516044][ T73] [ 9221.763316][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9221.764010][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9221.764010][ T73] dst_init+0x84/0x4a0 [ 9221.764010][ T73] dst_alloc+0x97/0x150 [ 9221.764010][ T73] rt_dst_alloc+0x31/0x3b0 [ 9221.764010][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9221.764010][ T73] ip_route_input_noref+0xe6/0x230 [ 9221.764010][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9221.764010][ T73] ip_rcv+0x16b/0x470 [ 9221.764010][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9221.764010][ T73] process_backlog+0x103/0x670 [ 9221.764010][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9221.764010][ T73] net_rx_action+0x49f/0xc00 [ 9221.764010][ T73] __do_softirq+0x1f8/0x5df [ 9221.764010][ T73] [ 9232.011333][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9232.012211][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9232.012211][ T73] dst_init+0x84/0x4a0 [ 9232.012211][ T73] dst_alloc+0x97/0x150 [ 9232.012211][ T73] rt_dst_alloc+0x31/0x3b0 [ 9232.012211][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9232.012211][ T73] ip_route_input_noref+0xe6/0x230 [ 9232.012211][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9232.012211][ T73] ip_rcv+0x16b/0x470 [ 9232.012211][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9232.012211][ T73] process_backlog+0x103/0x670 [ 9232.012211][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9232.012211][ T73] net_rx_action+0x49f/0xc00 [ 9232.012211][ T73] __do_softirq+0x1f8/0x5df [ 9232.012211][ T73] [ 9242.267348][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9242.268047][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9242.268047][ T73] dst_init+0x84/0x4a0 [ 9242.268047][ T73] dst_alloc+0x97/0x150 [ 9242.268047][ T73] rt_dst_alloc+0x31/0x3b0 [ 9242.268047][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9242.268047][ T73] ip_route_input_noref+0xe6/0x230 [ 9242.268047][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9242.268047][ T73] ip_rcv+0x16b/0x470 [ 9242.268047][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9242.268047][ T73] process_backlog+0x103/0x670 [ 9242.268047][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9242.268047][ T73] net_rx_action+0x49f/0xc00 [ 9242.268047][ T73] __do_softirq+0x1f8/0x5df [ 9242.268047][ T73] [ 9252.515295][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9252.515955][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9252.515955][ T73] dst_init+0x84/0x4a0 [ 9252.515955][ T73] dst_alloc+0x97/0x150 [ 9252.515955][ T73] rt_dst_alloc+0x31/0x3b0 [ 9252.515955][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9252.515955][ T73] ip_route_input_noref+0xe6/0x230 [ 9252.515955][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9252.515955][ T73] ip_rcv+0x16b/0x470 [ 9252.515955][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9252.515955][ T73] process_backlog+0x103/0x670 [ 9252.515955][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9252.515955][ T73] net_rx_action+0x49f/0xc00 [ 9252.515955][ T73] __do_softirq+0x1f8/0x5df [ 9252.515955][ T73] [ 9262.763296][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9262.764158][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9262.764158][ T73] dst_init+0x84/0x4a0 [ 9262.764158][ T73] dst_alloc+0x97/0x150 [ 9262.764158][ T73] rt_dst_alloc+0x31/0x3b0 [ 9262.764158][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9262.764158][ T73] ip_route_input_noref+0xe6/0x230 [ 9262.764158][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9262.764158][ T73] ip_rcv+0x16b/0x470 [ 9262.764158][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9262.764158][ T73] process_backlog+0x103/0x670 [ 9262.764158][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9262.764158][ T73] net_rx_action+0x49f/0xc00 [ 9262.764158][ T73] __do_softirq+0x1f8/0x5df [ 9262.764158][ T73] [ 9273.011302][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9273.011736][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9273.011736][ T73] dst_init+0x84/0x4a0 [ 9273.011736][ T73] dst_alloc+0x97/0x150 [ 9273.011736][ T73] rt_dst_alloc+0x31/0x3b0 [ 9273.011736][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9273.011736][ T73] ip_route_input_noref+0xe6/0x230 [ 9273.011736][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9273.011736][ T73] ip_rcv+0x16b/0x470 [ 9273.011736][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9273.011736][ T73] process_backlog+0x103/0x670 [ 9273.011736][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9273.011736][ T73] net_rx_action+0x49f/0xc00 [ 9273.011736][ T73] __do_softirq+0x1f8/0x5df [ 9273.011736][ T73] [ 9283.259338][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9283.260175][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9283.260175][ T73] dst_init+0x84/0x4a0 [ 9283.260175][ T73] dst_alloc+0x97/0x150 [ 9283.260175][ T73] rt_dst_alloc+0x31/0x3b0 [ 9283.260175][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9283.260175][ T73] ip_route_input_noref+0xe6/0x230 [ 9283.260175][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9283.260175][ T73] ip_rcv+0x16b/0x470 [ 9283.260175][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9283.260175][ T73] process_backlog+0x103/0x670 [ 9283.260175][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9283.260175][ T73] net_rx_action+0x49f/0xc00 [ 9283.260175][ T73] __do_softirq+0x1f8/0x5df [ 9283.260175][ T73] [ 9293.515285][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9293.515683][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9293.515683][ T73] dst_init+0x84/0x4a0 [ 9293.515683][ T73] dst_alloc+0x97/0x150 [ 9293.515683][ T73] rt_dst_alloc+0x31/0x3b0 [ 9293.515683][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9293.515683][ T73] ip_route_input_noref+0xe6/0x230 [ 9293.515683][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9293.515683][ T73] ip_rcv+0x16b/0x470 [ 9293.515683][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9293.515683][ T73] process_backlog+0x103/0x670 [ 9293.515683][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9293.515683][ T73] net_rx_action+0x49f/0xc00 [ 9293.515683][ T73] __do_softirq+0x1f8/0x5df [ 9293.515683][ T73] [ 9303.763329][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9303.763801][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9303.763801][ T73] dst_init+0x84/0x4a0 [ 9303.763801][ T73] dst_alloc+0x97/0x150 [ 9303.763801][ T73] rt_dst_alloc+0x31/0x3b0 [ 9303.763801][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9303.763801][ T73] ip_route_input_noref+0xe6/0x230 [ 9303.763801][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9303.763801][ T73] ip_rcv+0x16b/0x470 [ 9303.763801][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9303.763801][ T73] process_backlog+0x103/0x670 [ 9303.763801][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9303.763801][ T73] net_rx_action+0x49f/0xc00 [ 9303.763801][ T73] __do_softirq+0x1f8/0x5df [ 9303.763801][ T73] [ 9314.011314][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9314.012073][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9314.012073][ T73] dst_init+0x84/0x4a0 [ 9314.012073][ T73] dst_alloc+0x97/0x150 [ 9314.012073][ T73] rt_dst_alloc+0x31/0x3b0 [ 9314.012073][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9314.012073][ T73] ip_route_input_noref+0xe6/0x230 [ 9314.012073][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9314.012073][ T73] ip_rcv+0x16b/0x470 [ 9314.012073][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9314.012073][ T73] process_backlog+0x103/0x670 [ 9314.012073][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9314.012073][ T73] net_rx_action+0x49f/0xc00 [ 9314.012073][ T73] __do_softirq+0x1f8/0x5df [ 9314.012073][ T73] [ 9324.259292][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9324.260183][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9324.260183][ T73] dst_init+0x84/0x4a0 [ 9324.260183][ T73] dst_alloc+0x97/0x150 [ 9324.260183][ T73] rt_dst_alloc+0x31/0x3b0 [ 9324.260183][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9324.260183][ T73] ip_route_input_noref+0xe6/0x230 [ 9324.260183][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9324.260183][ T73] ip_rcv+0x16b/0x470 [ 9324.260183][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9324.260183][ T73] process_backlog+0x103/0x670 [ 9324.260183][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9324.260183][ T73] net_rx_action+0x49f/0xc00 [ 9324.260183][ T73] __do_softirq+0x1f8/0x5df [ 9324.260183][ T73] [ 9334.507284][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9334.508160][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9334.508160][ T73] dst_init+0x84/0x4a0 [ 9334.508160][ T73] dst_alloc+0x97/0x150 [ 9334.508160][ T73] rt_dst_alloc+0x31/0x3b0 [ 9334.508160][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9334.508160][ T73] ip_route_input_noref+0xe6/0x230 [ 9334.508160][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9334.508160][ T73] ip_rcv+0x16b/0x470 [ 9334.508160][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9334.508160][ T73] process_backlog+0x103/0x670 [ 9334.508160][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9334.508160][ T73] net_rx_action+0x49f/0xc00 [ 9334.508160][ T73] __do_softirq+0x1f8/0x5df [ 9334.508160][ T73] [ 9344.755325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9344.756055][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9344.756055][ T73] dst_init+0x84/0x4a0 [ 9344.756055][ T73] dst_alloc+0x97/0x150 [ 9344.756055][ T73] rt_dst_alloc+0x31/0x3b0 [ 9344.756055][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9344.756055][ T73] ip_route_input_noref+0xe6/0x230 [ 9344.756055][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9344.756055][ T73] ip_rcv+0x16b/0x470 [ 9344.756055][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9344.756055][ T73] process_backlog+0x103/0x670 [ 9344.756055][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9344.756055][ T73] net_rx_action+0x49f/0xc00 [ 9344.756055][ T73] __do_softirq+0x1f8/0x5df [ 9344.756055][ T73] [ 9355.003317][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9355.003973][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9355.003973][ T73] dst_init+0x84/0x4a0 [ 9355.003973][ T73] dst_alloc+0x97/0x150 [ 9355.003973][ T73] rt_dst_alloc+0x31/0x3b0 [ 9355.003973][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9355.003973][ T73] ip_route_input_noref+0xe6/0x230 [ 9355.003973][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9355.003973][ T73] ip_rcv+0x16b/0x470 [ 9355.003973][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9355.003973][ T73] process_backlog+0x103/0x670 [ 9355.003973][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9355.003973][ T73] net_rx_action+0x49f/0xc00 [ 9355.003973][ T73] __do_softirq+0x1f8/0x5df [ 9355.003973][ T73] [ 9365.251335][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9365.252025][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9365.252025][ T73] dst_init+0x84/0x4a0 [ 9365.252025][ T73] dst_alloc+0x97/0x150 [ 9365.252025][ T73] rt_dst_alloc+0x31/0x3b0 [ 9365.252025][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9365.252025][ T73] ip_route_input_noref+0xe6/0x230 [ 9365.252025][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9365.252025][ T73] ip_rcv+0x16b/0x470 [ 9365.252025][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9365.252025][ T73] process_backlog+0x103/0x670 [ 9365.252025][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9365.252025][ T73] net_rx_action+0x49f/0xc00 [ 9365.252025][ T73] __do_softirq+0x1f8/0x5df [ 9365.252025][ T73] [ 9375.499311][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9375.500135][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9375.500135][ T73] dst_init+0x84/0x4a0 [ 9375.500135][ T73] dst_alloc+0x97/0x150 [ 9375.500135][ T73] rt_dst_alloc+0x31/0x3b0 [ 9375.500135][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9375.500135][ T73] ip_route_input_noref+0xe6/0x230 [ 9375.500135][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9375.500135][ T73] ip_rcv+0x16b/0x470 [ 9375.500135][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9375.500135][ T73] process_backlog+0x103/0x670 [ 9375.500135][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9375.500135][ T73] net_rx_action+0x49f/0xc00 [ 9375.500135][ T73] __do_softirq+0x1f8/0x5df [ 9375.500135][ T73] [ 9385.747327][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9385.748125][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9385.748125][ T73] dst_init+0x84/0x4a0 [ 9385.748125][ T73] dst_alloc+0x97/0x150 [ 9385.748125][ T73] rt_dst_alloc+0x31/0x3b0 [ 9385.748125][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9385.748125][ T73] ip_route_input_noref+0xe6/0x230 [ 9385.748125][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9385.748125][ T73] ip_rcv+0x16b/0x470 [ 9385.748125][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9385.748125][ T73] process_backlog+0x103/0x670 [ 9385.748125][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9385.748125][ T73] net_rx_action+0x49f/0xc00 [ 9385.748125][ T73] __do_softirq+0x1f8/0x5df [ 9385.748125][ T73] [ 9395.995320][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9395.996049][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9395.996049][ T73] dst_init+0x84/0x4a0 [ 9395.996049][ T73] dst_alloc+0x97/0x150 [ 9395.996049][ T73] rt_dst_alloc+0x31/0x3b0 [ 9395.996049][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9395.996049][ T73] ip_route_input_noref+0xe6/0x230 [ 9395.996049][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9395.996049][ T73] ip_rcv+0x16b/0x470 [ 9395.996049][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9395.996049][ T73] process_backlog+0x103/0x670 [ 9395.996049][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9395.996049][ T73] net_rx_action+0x49f/0xc00 [ 9395.996049][ T73] __do_softirq+0x1f8/0x5df [ 9395.996049][ T73] [ 9406.243321][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9406.243744][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9406.243744][ T73] dst_init+0x84/0x4a0 [ 9406.243744][ T73] dst_alloc+0x97/0x150 [ 9406.243744][ T73] rt_dst_alloc+0x31/0x3b0 [ 9406.243744][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9406.243744][ T73] ip_route_input_noref+0xe6/0x230 [ 9406.243744][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9406.243744][ T73] ip_rcv+0x16b/0x470 [ 9406.243744][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9406.243744][ T73] process_backlog+0x103/0x670 [ 9406.243744][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9406.243744][ T73] net_rx_action+0x49f/0xc00 [ 9406.243744][ T73] __do_softirq+0x1f8/0x5df [ 9406.243744][ T73] [ 9416.491320][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9416.492291][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9416.492291][ T73] dst_init+0x84/0x4a0 [ 9416.492291][ T73] dst_alloc+0x97/0x150 [ 9416.492291][ T73] rt_dst_alloc+0x31/0x3b0 [ 9416.492291][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9416.492291][ T73] ip_route_input_noref+0xe6/0x230 [ 9416.492291][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9416.492291][ T73] ip_rcv+0x16b/0x470 [ 9416.492291][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9416.492291][ T73] process_backlog+0x103/0x670 [ 9416.492291][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9416.492291][ T73] net_rx_action+0x49f/0xc00 [ 9416.492291][ T73] __do_softirq+0x1f8/0x5df [ 9416.492291][ T73] [ 9426.747340][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9426.748323][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9426.748323][ T73] dst_init+0x84/0x4a0 [ 9426.748323][ T73] dst_alloc+0x97/0x150 [ 9426.748323][ T73] rt_dst_alloc+0x31/0x3b0 [ 9426.748323][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9426.748323][ T73] ip_route_input_noref+0xe6/0x230 [ 9426.748323][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9426.748323][ T73] ip_rcv+0x16b/0x470 [ 9426.748323][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9426.748323][ T73] process_backlog+0x103/0x670 [ 9426.748323][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9426.748323][ T73] net_rx_action+0x49f/0xc00 [ 9426.748323][ T73] __do_softirq+0x1f8/0x5df [ 9426.748323][ T73] [ 9437.003354][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9437.004152][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9437.004152][ T73] dst_init+0x84/0x4a0 [ 9437.004152][ T73] dst_alloc+0x97/0x150 [ 9437.004152][ T73] rt_dst_alloc+0x31/0x3b0 [ 9437.004152][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9437.004152][ T73] ip_route_input_noref+0xe6/0x230 [ 9437.004152][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9437.004152][ T73] ip_rcv+0x16b/0x470 [ 9437.004152][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9437.004152][ T73] process_backlog+0x103/0x670 [ 9437.004152][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9437.004152][ T73] net_rx_action+0x49f/0xc00 [ 9437.004152][ T73] __do_softirq+0x1f8/0x5df [ 9437.004152][ T73] [ 9447.251286][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9447.251686][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9447.251686][ T73] dst_init+0x84/0x4a0 [ 9447.251686][ T73] dst_alloc+0x97/0x150 [ 9447.251686][ T73] rt_dst_alloc+0x31/0x3b0 [ 9447.251686][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9447.251686][ T73] ip_route_input_noref+0xe6/0x230 [ 9447.251686][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9447.251686][ T73] ip_rcv+0x16b/0x470 [ 9447.251686][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9447.251686][ T73] process_backlog+0x103/0x670 [ 9447.251686][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9447.251686][ T73] net_rx_action+0x49f/0xc00 [ 9447.251686][ T73] __do_softirq+0x1f8/0x5df [ 9447.251686][ T73] [ 9457.499321][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9457.500191][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9457.500191][ T73] dst_init+0x84/0x4a0 [ 9457.500191][ T73] dst_alloc+0x97/0x150 [ 9457.500191][ T73] rt_dst_alloc+0x31/0x3b0 [ 9457.500191][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9457.500191][ T73] ip_route_input_noref+0xe6/0x230 [ 9457.500191][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9457.500191][ T73] ip_rcv+0x16b/0x470 [ 9457.500191][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9457.500191][ T73] process_backlog+0x103/0x670 [ 9457.500191][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9457.500191][ T73] net_rx_action+0x49f/0xc00 [ 9457.500191][ T73] __do_softirq+0x1f8/0x5df [ 9457.500191][ T73] [ 9467.747388][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9467.748398][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9467.748398][ T73] dst_init+0x84/0x4a0 [ 9467.748398][ T73] dst_alloc+0x97/0x150 [ 9467.748398][ T73] rt_dst_alloc+0x31/0x3b0 [ 9467.748398][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9467.748398][ T73] ip_route_input_noref+0xe6/0x230 [ 9467.748398][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9467.748398][ T73] ip_rcv+0x16b/0x470 [ 9467.748398][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9467.748398][ T73] process_backlog+0x103/0x670 [ 9467.748398][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9467.748398][ T73] net_rx_action+0x49f/0xc00 [ 9467.748398][ T73] __do_softirq+0x1f8/0x5df [ 9467.748398][ T73] [ 9478.003283][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9478.003692][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9478.003692][ T73] dst_init+0x84/0x4a0 [ 9478.003692][ T73] dst_alloc+0x97/0x150 [ 9478.003692][ T73] rt_dst_alloc+0x31/0x3b0 [ 9478.003692][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9478.003692][ T73] ip_route_input_noref+0xe6/0x230 [ 9478.003692][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9478.003692][ T73] ip_rcv+0x16b/0x470 [ 9478.003692][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9478.003692][ T73] process_backlog+0x103/0x670 [ 9478.003692][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9478.003692][ T73] net_rx_action+0x49f/0xc00 [ 9478.003692][ T73] __do_softirq+0x1f8/0x5df [ 9478.003692][ T73] [ 9488.251335][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9488.252225][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9488.252225][ T73] dst_init+0x84/0x4a0 [ 9488.252225][ T73] dst_alloc+0x97/0x150 [ 9488.252225][ T73] rt_dst_alloc+0x31/0x3b0 [ 9488.252225][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9488.252225][ T73] ip_route_input_noref+0xe6/0x230 [ 9488.252225][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9488.252225][ T73] ip_rcv+0x16b/0x470 [ 9488.252225][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9488.252225][ T73] process_backlog+0x103/0x670 [ 9488.252225][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9488.252225][ T73] net_rx_action+0x49f/0xc00 [ 9488.252225][ T73] __do_softirq+0x1f8/0x5df [ 9488.252225][ T73] [ 9498.499344][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9498.500223][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9498.500223][ T73] dst_init+0x84/0x4a0 [ 9498.500223][ T73] dst_alloc+0x97/0x150 [ 9498.500223][ T73] rt_dst_alloc+0x31/0x3b0 [ 9498.500223][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9498.500223][ T73] ip_route_input_noref+0xe6/0x230 [ 9498.500223][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9498.500223][ T73] ip_rcv+0x16b/0x470 [ 9498.500223][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9498.500223][ T73] process_backlog+0x103/0x670 [ 9498.500223][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9498.500223][ T73] net_rx_action+0x49f/0xc00 [ 9498.500223][ T73] __do_softirq+0x1f8/0x5df [ 9498.500223][ T73] [ 9508.747270][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9508.747673][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9508.747673][ T73] dst_init+0x84/0x4a0 [ 9508.747673][ T73] dst_alloc+0x97/0x150 [ 9508.747673][ T73] rt_dst_alloc+0x31/0x3b0 [ 9508.747673][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9508.747673][ T73] ip_route_input_noref+0xe6/0x230 [ 9508.747673][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9508.747673][ T73] ip_rcv+0x16b/0x470 [ 9508.747673][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9508.747673][ T73] process_backlog+0x103/0x670 [ 9508.747673][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9508.747673][ T73] net_rx_action+0x49f/0xc00 [ 9508.747673][ T73] __do_softirq+0x1f8/0x5df [ 9508.747673][ T73] [ 9518.995325][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9518.996239][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9518.996239][ T73] dst_init+0x84/0x4a0 [ 9518.996239][ T73] dst_alloc+0x97/0x150 [ 9518.996239][ T73] rt_dst_alloc+0x31/0x3b0 [ 9518.996239][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9518.996239][ T73] ip_route_input_noref+0xe6/0x230 [ 9518.996239][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9518.996239][ T73] ip_rcv+0x16b/0x470 [ 9518.996239][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9518.996239][ T73] process_backlog+0x103/0x670 [ 9518.996239][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9518.996239][ T73] net_rx_action+0x49f/0xc00 [ 9518.996239][ T73] __do_softirq+0x1f8/0x5df [ 9518.996239][ T73] [ 9529.243353][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9529.244227][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9529.244227][ T73] dst_init+0x84/0x4a0 [ 9529.244227][ T73] dst_alloc+0x97/0x150 [ 9529.244227][ T73] rt_dst_alloc+0x31/0x3b0 [ 9529.244227][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9529.244227][ T73] ip_route_input_noref+0xe6/0x230 [ 9529.244227][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9529.244227][ T73] ip_rcv+0x16b/0x470 [ 9529.244227][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9529.244227][ T73] process_backlog+0x103/0x670 [ 9529.244227][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9529.244227][ T73] net_rx_action+0x49f/0xc00 [ 9529.244227][ T73] __do_softirq+0x1f8/0x5df [ 9529.244227][ T73] [ 9539.491340][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9539.492331][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9539.492331][ T73] dst_init+0x84/0x4a0 [ 9539.492331][ T73] dst_alloc+0x97/0x150 [ 9539.492331][ T73] rt_dst_alloc+0x31/0x3b0 [ 9539.492331][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9539.492331][ T73] ip_route_input_noref+0xe6/0x230 [ 9539.492331][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9539.492331][ T73] ip_rcv+0x16b/0x470 [ 9539.492331][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9539.492331][ T73] process_backlog+0x103/0x670 [ 9539.492331][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9539.492331][ T73] net_rx_action+0x49f/0xc00 [ 9539.492331][ T73] __do_softirq+0x1f8/0x5df [ 9539.492331][ T73] [ 9549.747284][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9549.747714][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9549.747714][ T73] dst_init+0x84/0x4a0 [ 9549.747714][ T73] dst_alloc+0x97/0x150 [ 9549.747714][ T73] rt_dst_alloc+0x31/0x3b0 [ 9549.747714][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9549.747714][ T73] ip_route_input_noref+0xe6/0x230 [ 9549.747714][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9549.747714][ T73] ip_rcv+0x16b/0x470 [ 9549.747714][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9549.747714][ T73] process_backlog+0x103/0x670 [ 9549.747714][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9549.747714][ T73] net_rx_action+0x49f/0xc00 [ 9549.747714][ T73] __do_softirq+0x1f8/0x5df [ 9549.747714][ T73] [ 9559.995263][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9559.995704][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9559.995704][ T73] dst_init+0x84/0x4a0 [ 9559.995704][ T73] dst_alloc+0x97/0x150 [ 9559.995704][ T73] rt_dst_alloc+0x31/0x3b0 [ 9559.995704][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9559.995704][ T73] ip_route_input_noref+0xe6/0x230 [ 9559.995704][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9559.995704][ T73] ip_rcv+0x16b/0x470 [ 9559.995704][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9559.995704][ T73] process_backlog+0x103/0x670 [ 9559.995704][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9559.995704][ T73] net_rx_action+0x49f/0xc00 [ 9559.995704][ T73] __do_softirq+0x1f8/0x5df [ 9559.995704][ T73] [ 9570.243301][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9570.244177][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9570.244177][ T73] dst_init+0x84/0x4a0 [ 9570.244177][ T73] dst_alloc+0x97/0x150 [ 9570.244177][ T73] rt_dst_alloc+0x31/0x3b0 [ 9570.244177][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9570.244177][ T73] ip_route_input_noref+0xe6/0x230 [ 9570.244177][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9570.244177][ T73] ip_rcv+0x16b/0x470 [ 9570.244177][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9570.244177][ T73] process_backlog+0x103/0x670 [ 9570.244177][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9570.244177][ T73] net_rx_action+0x49f/0xc00 [ 9570.244177][ T73] __do_softirq+0x1f8/0x5df [ 9570.244177][ T73] [ 9580.491279][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9580.492157][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9580.492157][ T73] dst_init+0x84/0x4a0 [ 9580.492157][ T73] dst_alloc+0x97/0x150 [ 9580.492157][ T73] rt_dst_alloc+0x31/0x3b0 [ 9580.492157][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9580.492157][ T73] ip_route_input_noref+0xe6/0x230 [ 9580.492157][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9580.492157][ T73] ip_rcv+0x16b/0x470 [ 9580.492157][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9580.492157][ T73] process_backlog+0x103/0x670 [ 9580.492157][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9580.492157][ T73] net_rx_action+0x49f/0xc00 [ 9580.492157][ T73] __do_softirq+0x1f8/0x5df [ 9580.492157][ T73] [ 9590.739310][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9590.739747][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9590.739747][ T73] dst_init+0x84/0x4a0 [ 9590.739747][ T73] dst_alloc+0x97/0x150 [ 9590.739747][ T73] rt_dst_alloc+0x31/0x3b0 [ 9590.739747][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9590.739747][ T73] ip_route_input_noref+0xe6/0x230 [ 9590.739747][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9590.739747][ T73] ip_rcv+0x16b/0x470 [ 9590.739747][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9590.739747][ T73] process_backlog+0x103/0x670 [ 9590.739747][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9590.739747][ T73] net_rx_action+0x49f/0xc00 [ 9590.739747][ T73] __do_softirq+0x1f8/0x5df [ 9590.739747][ T73] [ 9600.987318][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9600.988333][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9600.988333][ T73] dst_init+0x84/0x4a0 [ 9600.988333][ T73] dst_alloc+0x97/0x150 [ 9600.988333][ T73] rt_dst_alloc+0x31/0x3b0 [ 9600.988333][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9600.988333][ T73] ip_route_input_noref+0xe6/0x230 [ 9600.988333][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9600.988333][ T73] ip_rcv+0x16b/0x470 [ 9600.988333][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9600.988333][ T73] process_backlog+0x103/0x670 [ 9600.988333][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9600.988333][ T73] net_rx_action+0x49f/0xc00 [ 9600.988333][ T73] __do_softirq+0x1f8/0x5df [ 9600.988333][ T73] [ 9611.243328][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9611.244026][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9611.244026][ T73] dst_init+0x84/0x4a0 [ 9611.244026][ T73] dst_alloc+0x97/0x150 [ 9611.244026][ T73] rt_dst_alloc+0x31/0x3b0 [ 9611.244026][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9611.244026][ T73] ip_route_input_noref+0xe6/0x230 [ 9611.244026][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9611.244026][ T73] ip_rcv+0x16b/0x470 [ 9611.244026][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9611.244026][ T73] process_backlog+0x103/0x670 [ 9611.244026][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9611.244026][ T73] net_rx_action+0x49f/0xc00 [ 9611.244026][ T73] __do_softirq+0x1f8/0x5df [ 9611.244026][ T73] [ 9621.491320][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9621.492218][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9621.492218][ T73] dst_init+0x84/0x4a0 [ 9621.492218][ T73] dst_alloc+0x97/0x150 [ 9621.492218][ T73] rt_dst_alloc+0x31/0x3b0 [ 9621.492218][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9621.492218][ T73] ip_route_input_noref+0xe6/0x230 [ 9621.492218][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9621.492218][ T73] ip_rcv+0x16b/0x470 [ 9621.492218][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9621.492218][ T73] process_backlog+0x103/0x670 [ 9621.492218][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9621.492218][ T73] net_rx_action+0x49f/0xc00 [ 9621.492218][ T73] __do_softirq+0x1f8/0x5df [ 9621.492218][ T73] [ 9631.739248][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9631.739628][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9631.739628][ T73] dst_init+0x84/0x4a0 [ 9631.739628][ T73] dst_alloc+0x97/0x150 [ 9631.739628][ T73] rt_dst_alloc+0x31/0x3b0 [ 9631.739628][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9631.739628][ T73] ip_route_input_noref+0xe6/0x230 [ 9631.739628][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9631.739628][ T73] ip_rcv+0x16b/0x470 [ 9631.739628][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9631.739628][ T73] process_backlog+0x103/0x670 [ 9631.739628][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9631.739628][ T73] net_rx_action+0x49f/0xc00 [ 9631.739628][ T73] __do_softirq+0x1f8/0x5df [ 9631.739628][ T73] [ 9641.987302][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9641.987690][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9641.987690][ T73] dst_init+0x84/0x4a0 [ 9641.987690][ T73] dst_alloc+0x97/0x150 [ 9641.987690][ T73] rt_dst_alloc+0x31/0x3b0 [ 9641.987690][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9641.987690][ T73] ip_route_input_noref+0xe6/0x230 [ 9641.987690][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9641.987690][ T73] ip_rcv+0x16b/0x470 [ 9641.987690][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9641.987690][ T73] process_backlog+0x103/0x670 [ 9641.987690][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9641.987690][ T73] net_rx_action+0x49f/0xc00 [ 9641.987690][ T73] __do_softirq+0x1f8/0x5df [ 9641.987690][ T73] [ 9652.235327][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9652.236189][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9652.236189][ T73] dst_init+0x84/0x4a0 [ 9652.236189][ T73] dst_alloc+0x97/0x150 [ 9652.236189][ T73] rt_dst_alloc+0x31/0x3b0 [ 9652.236189][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9652.236189][ T73] ip_route_input_noref+0xe6/0x230 [ 9652.236189][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9652.236189][ T73] ip_rcv+0x16b/0x470 [ 9652.236189][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9652.236189][ T73] process_backlog+0x103/0x670 [ 9652.236189][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9652.236189][ T73] net_rx_action+0x49f/0xc00 [ 9652.236189][ T73] __do_softirq+0x1f8/0x5df [ 9652.236189][ T73] [ 9662.483295][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9662.483794][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9662.483794][ T73] dst_init+0x84/0x4a0 [ 9662.483794][ T73] dst_alloc+0x97/0x150 [ 9662.483794][ T73] rt_dst_alloc+0x31/0x3b0 [ 9662.483794][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9662.483794][ T73] ip_route_input_noref+0xe6/0x230 [ 9662.483794][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9662.483794][ T73] ip_rcv+0x16b/0x470 [ 9662.483794][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9662.483794][ T73] process_backlog+0x103/0x670 [ 9662.483794][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9662.483794][ T73] net_rx_action+0x49f/0xc00 [ 9662.483794][ T73] __do_softirq+0x1f8/0x5df [ 9662.483794][ T73] [ 9672.731336][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9672.732294][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9672.732294][ T73] dst_init+0x84/0x4a0 [ 9672.732294][ T73] dst_alloc+0x97/0x150 [ 9672.732294][ T73] rt_dst_alloc+0x31/0x3b0 [ 9672.732294][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9672.732294][ T73] ip_route_input_noref+0xe6/0x230 [ 9672.732294][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9672.732294][ T73] ip_rcv+0x16b/0x470 [ 9672.732294][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9672.732294][ T73] process_backlog+0x103/0x670 [ 9672.732294][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9672.732294][ T73] net_rx_action+0x49f/0xc00 [ 9672.732294][ T73] __do_softirq+0x1f8/0x5df [ 9672.732294][ T73] [ 9682.987296][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9682.988200][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9682.988200][ T73] dst_init+0x84/0x4a0 [ 9682.988200][ T73] dst_alloc+0x97/0x150 [ 9682.988200][ T73] rt_dst_alloc+0x31/0x3b0 [ 9682.988200][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9682.988200][ T73] ip_route_input_noref+0xe6/0x230 [ 9682.988200][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9682.988200][ T73] ip_rcv+0x16b/0x470 [ 9682.988200][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9682.988200][ T73] process_backlog+0x103/0x670 [ 9682.988200][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9682.988200][ T73] net_rx_action+0x49f/0xc00 [ 9682.988200][ T73] __do_softirq+0x1f8/0x5df [ 9682.988200][ T73] [ 9693.235330][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9693.236185][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9693.236185][ T73] dst_init+0x84/0x4a0 [ 9693.236185][ T73] dst_alloc+0x97/0x150 [ 9693.236185][ T73] rt_dst_alloc+0x31/0x3b0 [ 9693.236185][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9693.236185][ T73] ip_route_input_noref+0xe6/0x230 [ 9693.236185][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9693.236185][ T73] ip_rcv+0x16b/0x470 [ 9693.236185][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9693.236185][ T73] process_backlog+0x103/0x670 [ 9693.236185][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9693.236185][ T73] net_rx_action+0x49f/0xc00 [ 9693.236185][ T73] __do_softirq+0x1f8/0x5df [ 9693.236185][ T73] [ 9703.483309][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9703.484173][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9703.484173][ T73] dst_init+0x84/0x4a0 [ 9703.484173][ T73] dst_alloc+0x97/0x150 [ 9703.484173][ T73] rt_dst_alloc+0x31/0x3b0 [ 9703.484173][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9703.484173][ T73] ip_route_input_noref+0xe6/0x230 [ 9703.484173][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9703.484173][ T73] ip_rcv+0x16b/0x470 [ 9703.484173][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9703.484173][ T73] process_backlog+0x103/0x670 [ 9703.484173][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9703.484173][ T73] net_rx_action+0x49f/0xc00 [ 9703.484173][ T73] __do_softirq+0x1f8/0x5df [ 9703.484173][ T73] [ 9713.731313][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9713.731732][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9713.731732][ T73] dst_init+0x84/0x4a0 [ 9713.731732][ T73] dst_alloc+0x97/0x150 [ 9713.731732][ T73] rt_dst_alloc+0x31/0x3b0 [ 9713.731732][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9713.731732][ T73] ip_route_input_noref+0xe6/0x230 [ 9713.731732][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9713.731732][ T73] ip_rcv+0x16b/0x470 [ 9713.731732][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9713.731732][ T73] process_backlog+0x103/0x670 [ 9713.731732][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9713.731732][ T73] net_rx_action+0x49f/0xc00 [ 9713.731732][ T73] __do_softirq+0x1f8/0x5df [ 9713.731732][ T73] [ 9723.979308][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9723.980201][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9723.980201][ T73] dst_init+0x84/0x4a0 [ 9723.980201][ T73] dst_alloc+0x97/0x150 [ 9723.980201][ T73] rt_dst_alloc+0x31/0x3b0 [ 9723.980201][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9723.980201][ T73] ip_route_input_noref+0xe6/0x230 [ 9723.980201][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9723.980201][ T73] ip_rcv+0x16b/0x470 [ 9723.980201][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9723.980201][ T73] process_backlog+0x103/0x670 [ 9723.980201][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9723.980201][ T73] net_rx_action+0x49f/0xc00 [ 9723.980201][ T73] __do_softirq+0x1f8/0x5df [ 9723.980201][ T73] [ 9734.227321][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9734.228049][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9734.228049][ T73] dst_init+0x84/0x4a0 [ 9734.228049][ T73] dst_alloc+0x97/0x150 [ 9734.228049][ T73] rt_dst_alloc+0x31/0x3b0 [ 9734.228049][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9734.228049][ T73] ip_route_input_noref+0xe6/0x230 [ 9734.228049][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9734.228049][ T73] ip_rcv+0x16b/0x470 [ 9734.228049][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9734.228049][ T73] process_backlog+0x103/0x670 [ 9734.228049][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9734.228049][ T73] net_rx_action+0x49f/0xc00 [ 9734.228049][ T73] __do_softirq+0x1f8/0x5df [ 9734.228049][ T73] [ 9744.475194][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9744.475591][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9744.475591][ T73] dst_init+0x84/0x4a0 [ 9744.475591][ T73] dst_alloc+0x97/0x150 [ 9744.475591][ T73] rt_dst_alloc+0x31/0x3b0 [ 9744.475591][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9744.475591][ T73] ip_route_input_noref+0xe6/0x230 [ 9744.475591][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9744.475591][ T73] ip_rcv+0x16b/0x470 [ 9744.475591][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9744.475591][ T73] process_backlog+0x103/0x670 [ 9744.475591][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9744.475591][ T73] net_rx_action+0x49f/0xc00 [ 9744.475591][ T73] __do_softirq+0x1f8/0x5df [ 9744.475591][ T73] [ 9754.723315][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9754.724382][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9754.724382][ T73] dst_init+0x84/0x4a0 [ 9754.724382][ T73] dst_alloc+0x97/0x150 [ 9754.724382][ T73] rt_dst_alloc+0x31/0x3b0 [ 9754.724382][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9754.724382][ T73] ip_route_input_noref+0xe6/0x230 [ 9754.724382][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9754.724382][ T73] ip_rcv+0x16b/0x470 [ 9754.724382][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9754.724382][ T73] process_backlog+0x103/0x670 [ 9754.724382][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9754.724382][ T73] net_rx_action+0x49f/0xc00 [ 9754.724382][ T73] __do_softirq+0x1f8/0x5df [ 9754.724382][ T73] [ 9764.971330][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9764.972223][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9764.972223][ T73] dst_init+0x84/0x4a0 [ 9764.972223][ T73] dst_alloc+0x97/0x150 [ 9764.972223][ T73] rt_dst_alloc+0x31/0x3b0 [ 9764.972223][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9764.972223][ T73] ip_route_input_noref+0xe6/0x230 [ 9764.972223][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9764.972223][ T73] ip_rcv+0x16b/0x470 [ 9764.972223][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9764.972223][ T73] process_backlog+0x103/0x670 [ 9764.972223][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9764.972223][ T73] net_rx_action+0x49f/0xc00 [ 9764.972223][ T73] __do_softirq+0x1f8/0x5df [ 9764.972223][ T73] [ 9775.219312][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9775.219789][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9775.219789][ T73] dst_init+0x84/0x4a0 [ 9775.219789][ T73] dst_alloc+0x97/0x150 [ 9775.219789][ T73] rt_dst_alloc+0x31/0x3b0 [ 9775.219789][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9775.219789][ T73] ip_route_input_noref+0xe6/0x230 [ 9775.219789][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9775.219789][ T73] ip_rcv+0x16b/0x470 [ 9775.219789][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9775.219789][ T73] process_backlog+0x103/0x670 [ 9775.219789][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9775.219789][ T73] net_rx_action+0x49f/0xc00 [ 9775.219789][ T73] __do_softirq+0x1f8/0x5df [ 9775.219789][ T73] [ 9785.467286][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9785.467695][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9785.467695][ T73] dst_init+0x84/0x4a0 [ 9785.467695][ T73] dst_alloc+0x97/0x150 [ 9785.467695][ T73] rt_dst_alloc+0x31/0x3b0 [ 9785.467695][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9785.467695][ T73] ip_route_input_noref+0xe6/0x230 [ 9785.467695][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9785.467695][ T73] ip_rcv+0x16b/0x470 [ 9785.467695][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9785.467695][ T73] process_backlog+0x103/0x670 [ 9785.467695][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9785.467695][ T73] net_rx_action+0x49f/0xc00 [ 9785.467695][ T73] __do_softirq+0x1f8/0x5df [ 9785.467695][ T73] [ 9795.715338][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9795.716224][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9795.716224][ T73] dst_init+0x84/0x4a0 [ 9795.716224][ T73] dst_alloc+0x97/0x150 [ 9795.716224][ T73] rt_dst_alloc+0x31/0x3b0 [ 9795.716224][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9795.716224][ T73] ip_route_input_noref+0xe6/0x230 [ 9795.716224][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9795.716224][ T73] ip_rcv+0x16b/0x470 [ 9795.716224][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9795.716224][ T73] process_backlog+0x103/0x670 [ 9795.716224][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9795.716224][ T73] net_rx_action+0x49f/0xc00 [ 9795.716224][ T73] __do_softirq+0x1f8/0x5df [ 9795.716224][ T73] [ 9805.963269][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9805.963715][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9805.963715][ T73] dst_init+0x84/0x4a0 [ 9805.963715][ T73] dst_alloc+0x97/0x150 [ 9805.963715][ T73] rt_dst_alloc+0x31/0x3b0 [ 9805.963715][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9805.963715][ T73] ip_route_input_noref+0xe6/0x230 [ 9805.963715][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9805.963715][ T73] ip_rcv+0x16b/0x470 [ 9805.963715][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9805.963715][ T73] process_backlog+0x103/0x670 [ 9805.963715][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9805.963715][ T73] net_rx_action+0x49f/0xc00 [ 9805.963715][ T73] __do_softirq+0x1f8/0x5df [ 9805.963715][ T73] [ 9816.211319][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9816.211706][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9816.211706][ T73] dst_init+0x84/0x4a0 [ 9816.211706][ T73] dst_alloc+0x97/0x150 [ 9816.211706][ T73] rt_dst_alloc+0x31/0x3b0 [ 9816.211706][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9816.211706][ T73] ip_route_input_noref+0xe6/0x230 [ 9816.211706][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9816.211706][ T73] ip_rcv+0x16b/0x470 [ 9816.211706][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9816.211706][ T73] process_backlog+0x103/0x670 [ 9816.211706][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9816.211706][ T73] net_rx_action+0x49f/0xc00 [ 9816.211706][ T73] __do_softirq+0x1f8/0x5df [ 9816.211706][ T73] [ 9826.459327][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9826.460207][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9826.460207][ T73] dst_init+0x84/0x4a0 [ 9826.460207][ T73] dst_alloc+0x97/0x150 [ 9826.460207][ T73] rt_dst_alloc+0x31/0x3b0 [ 9826.460207][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9826.460207][ T73] ip_route_input_noref+0xe6/0x230 [ 9826.460207][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9826.460207][ T73] ip_rcv+0x16b/0x470 [ 9826.460207][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9826.460207][ T73] process_backlog+0x103/0x670 [ 9826.460207][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9826.460207][ T73] net_rx_action+0x49f/0xc00 [ 9826.460207][ T73] __do_softirq+0x1f8/0x5df [ 9826.460207][ T73] [ 9836.707242][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9836.707733][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9836.707733][ T73] dst_init+0x84/0x4a0 [ 9836.707733][ T73] dst_alloc+0x97/0x150 [ 9836.707733][ T73] rt_dst_alloc+0x31/0x3b0 [ 9836.707733][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9836.707733][ T73] ip_route_input_noref+0xe6/0x230 [ 9836.707733][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9836.707733][ T73] ip_rcv+0x16b/0x470 [ 9836.707733][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9836.707733][ T73] process_backlog+0x103/0x670 [ 9836.707733][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9836.707733][ T73] net_rx_action+0x49f/0xc00 [ 9836.707733][ T73] __do_softirq+0x1f8/0x5df [ 9836.707733][ T73] [ 9846.955331][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9846.955830][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9846.955830][ T73] dst_init+0x84/0x4a0 [ 9846.955830][ T73] dst_alloc+0x97/0x150 [ 9846.955830][ T73] rt_dst_alloc+0x31/0x3b0 [ 9846.955830][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9846.955830][ T73] ip_route_input_noref+0xe6/0x230 [ 9846.955830][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9846.955830][ T73] ip_rcv+0x16b/0x470 [ 9846.955830][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9846.955830][ T73] process_backlog+0x103/0x670 [ 9846.955830][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9846.955830][ T73] net_rx_action+0x49f/0xc00 [ 9846.955830][ T73] __do_softirq+0x1f8/0x5df [ 9846.955830][ T73] [ 9857.203322][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9857.203791][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9857.203791][ T73] dst_init+0x84/0x4a0 [ 9857.203791][ T73] dst_alloc+0x97/0x150 [ 9857.203791][ T73] rt_dst_alloc+0x31/0x3b0 [ 9857.203791][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9857.203791][ T73] ip_route_input_noref+0xe6/0x230 [ 9857.203791][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9857.203791][ T73] ip_rcv+0x16b/0x470 [ 9857.203791][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9857.203791][ T73] process_backlog+0x103/0x670 [ 9857.203791][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9857.203791][ T73] net_rx_action+0x49f/0xc00 [ 9857.203791][ T73] __do_softirq+0x1f8/0x5df [ 9857.203791][ T73] [ 9867.451291][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9867.451723][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9867.451723][ T73] dst_init+0x84/0x4a0 [ 9867.451723][ T73] dst_alloc+0x97/0x150 [ 9867.451723][ T73] rt_dst_alloc+0x31/0x3b0 [ 9867.451723][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9867.451723][ T73] ip_route_input_noref+0xe6/0x230 [ 9867.451723][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9867.451723][ T73] ip_rcv+0x16b/0x470 [ 9867.451723][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9867.451723][ T73] process_backlog+0x103/0x670 [ 9867.451723][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9867.451723][ T73] net_rx_action+0x49f/0xc00 [ 9867.451723][ T73] __do_softirq+0x1f8/0x5df [ 9867.451723][ T73] [ 9877.699285][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9877.699668][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9877.699668][ T73] dst_init+0x84/0x4a0 [ 9877.699668][ T73] dst_alloc+0x97/0x150 [ 9877.699668][ T73] rt_dst_alloc+0x31/0x3b0 [ 9877.699668][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9877.699668][ T73] ip_route_input_noref+0xe6/0x230 [ 9877.699668][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9877.699668][ T73] ip_rcv+0x16b/0x470 [ 9877.699668][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9877.699668][ T73] process_backlog+0x103/0x670 [ 9877.699668][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9877.699668][ T73] net_rx_action+0x49f/0xc00 [ 9877.699668][ T73] __do_softirq+0x1f8/0x5df [ 9877.699668][ T73] [ 9887.947298][ T73] unregister_netdevice: waiting for lo to become free. Usage count = 5 [ 9887.947790][ T73] ref_tracker: lo@ffff88800b8615d0 has 4/4 users at [ 9887.947790][ T73] dst_init+0x84/0x4a0 [ 9887.947790][ T73] dst_alloc+0x97/0x150 [ 9887.947790][ T73] rt_dst_alloc+0x31/0x3b0 [ 9887.947790][ T73] ip_route_input_slow+0xe44/0x1d70 [ 9887.947790][ T73] ip_route_input_noref+0xe6/0x230 [ 9887.947790][ T73] ip_rcv_finish_core.constprop.0+0x63e/0x1470 [ 9887.947790][ T73] ip_rcv+0x16b/0x470 [ 9887.947790][ T73] __netif_receive_skb_one_core+0x166/0x1b0 [ 9887.947790][ T73] process_backlog+0x103/0x670 [ 9887.947790][ T73] __napi_poll.constprop.0+0xa2/0x460 [ 9887.947790][ T73] net_rx_action+0x49f/0xc00 [ 9887.947790][ T73] __do_softirq+0x1f8/0x5df [ 9887.947790][ T73] HARD STOP (8081.820197) WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr