From: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
To: David Ahern <dsahern@gmail.com>,
Eric Dumazet <eric.dumazet@gmail.com>,
"David S. Miller" <davem@davemloft.net>
Cc: Julian Anastasov <ja@ssi.bg>,
Cong Wang <xiyou.wangcong@gmail.com>,
syzbot <syzbot+30209ea299c09d8785c9@syzkaller.appspotmail.com>,
ddstreet@ieee.org, dvyukov@google.com,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: unregister_netdevice: waiting for DEV to become free (2)
Date: Wed, 1 May 2019 22:38:01 +0900 [thread overview]
Message-ID: <117fcc49-d389-c389-918f-86ccaef82e51@i-love.sakura.ne.jp> (raw)
In-Reply-To: <d56b7989-8ac6-36be-0d0b-43251e1a2907@gmail.com>
On 2019/04/30 3:43, David Ahern wrote:
>> The attached patch adds a tracepoint to notifier_call_chain. If you have
>> KALLSYMS enabled it will show the order of the function handlers:
>>
>> perf record -e notifier:* -a -g &
>>
>> ip netns del <NAME>
>> <wait a few seconds>
>>
>> fg
>> <ctrl-c on perf-record>
>>
>> perf script
>>
>
> with the header file this time.
>
What is the intent of your patch? I can see that many notifiers are called. But
how does this help identify which event is responsible for dropping the refcount?
a.out 6898 [003] 54.809503: notifier:notifier_call_chain: val 17 fcn ffffffff822de9b0 name ip_vs_dst_event
a.out 6898 [003] 54.809512: notifier:notifier_call_chain: val 17 fcn ffffffff821a1060 name rtnetlink_event
a.out 6898 [003] 54.809516: notifier:notifier_call_chain: val 17 fcn ffffffff812c8830 name dev_map_notification
a.out 6898 [003] 54.809520: notifier:notifier_call_chain: val 17 fcn ffffffff81f89a00 name netdevice_event
a.out 6898 [003] 54.809523: notifier:notifier_call_chain: val 17 fcn ffffffff821b8c70 name fib_rules_event
a.out 6898 [003] 54.809525: notifier:notifier_call_chain: val 17 fcn ffffffff821c11e0 name netprio_device_event
a.out 6898 [003] 54.809530: notifier:notifier_call_chain: val 17 fcn ffffffff826012b0 name wext_netdev_notifier_call
a.out 6898 [003] 54.809533: notifier:notifier_call_chain: val 17 fcn ffffffff8261b980 name netdev_notify
a.out 6898 [003] 54.809536: notifier:notifier_call_chain: val 17 fcn ffffffff826a4e10 name netlbl_unlhsh_netdev_handler
a.out 6898 [003] 54.809538: notifier:notifier_call_chain: val 17 fcn ffffffff826d5900 name cfg802154_netdev_notifier_call
a.out 6898 [003] 54.809542: notifier:notifier_call_chain: val 17 fcn ffffffff826e1fa0 name netdev_notify
a.out 6898 [003] 54.809546: notifier:notifier_call_chain: val 17 fcn ffffffff82331910 name arp_netdev_event
a.out 6898 [003] 54.809548: notifier:notifier_call_chain: val 17 fcn ffffffff823389c0 name inetdev_event
a.out 6898 [003] 54.809551: notifier:notifier_call_chain: val 17 fcn ffffffff82343370 name fib_netdev_event
a.out 6898 [003] 54.809555: notifier:notifier_call_chain: val 17 fcn ffffffff82399140 name xfrm_dev_event
a.out 6898 [003] 54.809557: notifier:notifier_call_chain: val 17 fcn ffffffff8233dec0 name igmp_netdev_event
a.out 6898 [003] 54.809560: notifier:notifier_call_chain: val 17 fcn ffffffff82353c00 name ipmr_device_event
a.out 6898 [003] 54.809564: notifier:notifier_call_chain: val 17 fcn ffffffff825a9440 name cfg80211_netdev_notifier_call
a.out 6898 [003] 54.809569: notifier:notifier_call_chain: val 17 fcn ffffffff8168a060 name sel_netif_netdev_notifier_handler
a.out 6898 [003] 54.809573: notifier:notifier_call_chain: val 17 fcn ffffffff81baec70 name bond_netdev_event
a.out 6898 [003] 54.809576: notifier:notifier_call_chain: val 17 fcn ffffffff81bbb230 name ipvlan_device_event
a.out 6898 [003] 54.809579: notifier:notifier_call_chain: val 17 fcn ffffffff81bbc890 name ipvtap_device_event
a.out 6898 [003] 54.809581: notifier:notifier_call_chain: val 17 fcn ffffffff81bbe550 name macsec_notify
a.out 6898 [003] 54.809583: notifier:notifier_call_chain: val 17 fcn ffffffff81bc4240 name macvlan_device_event
a.out 6898 [003] 54.809585: notifier:notifier_call_chain: val 17 fcn ffffffff81bc56a0 name macvtap_device_event
a.out 6898 [003] 54.809589: notifier:notifier_call_chain: val 17 fcn ffffffff81bd3370 name team_device_event
a.out 6898 [003] 54.809591: notifier:notifier_call_chain: val 17 fcn ffffffff81bdb890 name tun_device_event
a.out 6898 [003] 54.809593: notifier:notifier_call_chain: val 17 fcn ffffffff81bf5bf0 name vrf_device_event
a.out 6898 [003] 54.809596: notifier:notifier_call_chain: val 17 fcn ffffffff81c8cb80 name bpq_device_event
a.out 6898 [003] 54.809599: notifier:notifier_call_chain: val 17 fcn ffffffff81c96e40 name pppoe_device_event
a.out 6898 [003] 54.809601: notifier:notifier_call_chain: val 17 fcn ffffffff81c9b380 name hdlc_device_event
a.out 6898 [003] 54.809603: notifier:notifier_call_chain: val 17 fcn ffffffff81ca06a0 name dlci_dev_event
a.out 6898 [003] 54.809605: notifier:notifier_call_chain: val 17 fcn ffffffff81ca12c0 name lapbeth_device_event
a.out 6898 [003] 54.809608: notifier:notifier_call_chain: val 17 fcn ffffffff81fa90f0 name cma_netdev_callback
a.out 6898 [003] 54.809611: notifier:notifier_call_chain: val 17 fcn ffffffff81fee6a0 name ipoib_netdev_event
a.out 6898 [003] 54.809613: notifier:notifier_call_chain: val 17 fcn ffffffff821c0e20 name dropmon_net_event
a.out 6898 [003] 54.809615: notifier:notifier_call_chain: val 17 fcn ffffffff821c5d80 name failover_event
a.out 6898 [003] 54.809618: notifier:notifier_call_chain: val 17 fcn ffffffff821e3a60 name mirred_device_event
a.out 6898 [003] 54.809620: notifier:notifier_call_chain: val 17 fcn ffffffff8223a930 name nfqnl_rcv_dev_event
a.out 6898 [003] 54.809623: notifier:notifier_call_chain: val 17 fcn ffffffff82273bd0 name nf_tables_netdev_event
a.out 6898 [003] 54.809625: notifier:notifier_call_chain: val 17 fcn ffffffff822667c0 name nf_tables_flowtable_event
a.out 6898 [003] 54.809628: notifier:notifier_call_chain: val 17 fcn ffffffff8227ef40 name flow_offload_netdev_event
a.out 6898 [003] 54.809630: notifier:notifier_call_chain: val 17 fcn ffffffff82260e40 name masq_device_event
a.out 6898 [003] 54.809632: notifier:notifier_call_chain: val 17 fcn ffffffff82290560 name tee_netdev_event
a.out 6898 [003] 54.809635: notifier:notifier_call_chain: val 17 fcn ffffffff8236dcd0 name clusterip_netdev_event
a.out 6898 [003] 54.809637: notifier:notifier_call_chain: val 17 fcn ffffffff82385210 name tls_dev_event
a.out 6898 [003] 54.809641: notifier:notifier_call_chain: val 17 fcn ffffffff823e99b0 name ip6mr_device_event
a.out 6898 [003] 54.809644: notifier:notifier_call_chain: val 17 fcn ffffffff823b9300 name addrconf_notify
a.out 6898 [003] 54.809647: notifier:notifier_call_chain: val 17 fcn ffffffff823d9200 name ipv6_mc_netdev_event
a.out 6898 [003] 54.809650: notifier:notifier_call_chain: val 17 fcn ffffffff82419160 name packet_notifier
a.out 6898 [003] 54.809653: notifier:notifier_call_chain: val 17 fcn ffffffff824255f0 name br_device_event
a.out 6898 [003] 54.809656: notifier:notifier_call_chain: val 17 fcn ffffffff8243e6e0 name brnf_device_event
a.out 6898 [003] 54.809658: notifier:notifier_call_chain: val 17 fcn ffffffff8244c220 name dsa_slave_netdevice_event
a.out 6898 [003] 54.809660: notifier:notifier_call_chain: val 17 fcn ffffffff8244df10 name x25_device_event
a.out 6898 [003] 54.809662: notifier:notifier_call_chain: val 17 fcn ffffffff824562a0 name nr_device_event
a.out 6898 [003] 54.809665: notifier:notifier_call_chain: val 17 fcn ffffffff8245bd20 name rose_device_event
a.out 6898 [003] 54.809667: notifier:notifier_call_chain: val 17 fcn ffffffff82466e40 name ax25_device_event
a.out 6898 [003] 54.809669: notifier:notifier_call_chain: val 17 fcn ffffffff8246b8a0 name can_notifier
a.out 6898 [003] 54.809672: notifier:notifier_call_chain: val 17 fcn ffffffff82470860 name cgw_notifier
a.out 6898 [003] 54.809674: notifier:notifier_call_chain: val 17 fcn ffffffff824c08b0 name device_event
a.out 6898 [003] 54.809677: notifier:notifier_call_chain: val 17 fcn ffffffff825355a0 name clip_device_event
a.out 6898 [003] 54.809680: notifier:notifier_call_chain: val 17 fcn ffffffff825481c0 name vlan_device_event
a.out 6898 [003] 54.809682: notifier:notifier_call_chain: val 17 fcn ffffffff8267bde0 name tipc_l2_device_event
a.out 6898 [003] 54.809684: notifier:notifier_call_chain: val 17 fcn ffffffff826ab0e0 name smc_pnet_netdev_event
a.out 6898 [003] 54.809687: notifier:notifier_call_chain: val 17 fcn ffffffff826c3220 name caif_device_notify
a.out 6898 [003] 54.809689: notifier:notifier_call_chain: val 17 fcn ffffffff826cb4b0 name cfusbl_device_notify
a.out 6898 [003] 54.809691: notifier:notifier_call_chain: val 17 fcn ffffffff826cf280 name lowpan_event
a.out 6898 [003] 54.809694: notifier:notifier_call_chain: val 17 fcn ffffffff826def50 name lowpan_device_event
a.out 6898 [003] 54.809696: notifier:notifier_call_chain: val 17 fcn ffffffff827178d0 name batadv_hard_if_event
a.out 6898 [003] 54.809700: notifier:notifier_call_chain: val 17 fcn ffffffff8274a0c0 name dp_device_event
a.out 6898 [003] 54.809704: notifier:notifier_call_chain: val 17 fcn ffffffff827631d0 name mpls_dev_notify
a.out 6898 [003] 54.809706: notifier:notifier_call_chain: val 17 fcn ffffffff82765180 name hsr_netdev_notify
a.out 6898 [003] 54.809708: notifier:notifier_call_chain: val 17 fcn ffffffff81bc6cc0 name netconsole_netdev_event
a.out 6898 [003] 54.809711: notifier:notifier_call_chain: val 17 fcn ffffffff81bec840 name vxlan_netdevice_event
a.out 6898 [003] 54.809713: notifier:notifier_call_chain: val 17 fcn ffffffff81bf0c60 name geneve_netdevice_event
a.out 6898 [003] 54.809717: notifier:notifier_call_chain: val 17 fcn ffffffff82025700 name rxe_notify
a.out 6898 [003] 54.809719: notifier:notifier_call_chain: val 17 fcn ffffffff823cc0d0 name ndisc_netdev_event
a.out 6898 [003] 54.809722: notifier:notifier_call_chain: val 17 fcn ffffffff823bde70 name ip6_route_dev_notify
a.out 6898 [003] 54.809803: notifier:notifier_call_chain: val 5 fcn ffffffff822de9b0 name ip_vs_dst_event
a.out 6898 [003] 54.809805: notifier:notifier_call_chain: val 5 fcn ffffffff821a1060 name rtnetlink_event
a.out 6898 [003] 54.809807: notifier:notifier_call_chain: val 5 fcn ffffffff812c8830 name dev_map_notification
a.out 6898 [003] 54.809810: notifier:notifier_call_chain: val 5 fcn ffffffff81f89a00 name netdevice_event
a.out 6898 [003] 54.809812: notifier:notifier_call_chain: val 5 fcn ffffffff821b8c70 name fib_rules_event
a.out 6898 [003] 54.809815: notifier:notifier_call_chain: val 5 fcn ffffffff821c11e0 name netprio_device_event
a.out 6898 [003] 54.809817: notifier:notifier_call_chain: val 5 fcn ffffffff826012b0 name wext_netdev_notifier_call
a.out 6898 [003] 54.809819: notifier:notifier_call_chain: val 5 fcn ffffffff8261b980 name netdev_notify
a.out 6898 [003] 54.809821: notifier:notifier_call_chain: val 5 fcn ffffffff826a4e10 name netlbl_unlhsh_netdev_handler
a.out 6898 [003] 54.809823: notifier:notifier_call_chain: val 5 fcn ffffffff826d5900 name cfg802154_netdev_notifier_call
a.out 6898 [003] 54.809825: notifier:notifier_call_chain: val 5 fcn ffffffff826e1fa0 name netdev_notify
a.out 6898 [003] 54.809828: notifier:notifier_call_chain: val 5 fcn ffffffff82331910 name arp_netdev_event
a.out 6898 [003] 54.809829: notifier:notifier_call_chain: val 5 fcn ffffffff823389c0 name inetdev_event
a.out 6898 [003] 54.809851: notifier:notifier_call_chain: val 5 fcn ffffffff82343370 name fib_netdev_event
a.out 6898 [003] 54.809854: notifier:notifier_call_chain: val 5 fcn ffffffff82399140 name xfrm_dev_event
a.out 6898 [003] 54.809856: notifier:notifier_call_chain: val 5 fcn ffffffff8233dec0 name igmp_netdev_event
a.out 6898 [003] 54.809858: notifier:notifier_call_chain: val 5 fcn ffffffff82353c00 name ipmr_device_event
a.out 6898 [003] 54.809860: notifier:notifier_call_chain: val 5 fcn ffffffff825a9440 name cfg80211_netdev_notifier_call
a.out 6898 [003] 54.809863: notifier:notifier_call_chain: val 5 fcn ffffffff8168a060 name sel_netif_netdev_notifier_handler
a.out 6898 [003] 54.809866: notifier:notifier_call_chain: val 5 fcn ffffffff81baec70 name bond_netdev_event
a.out 6898 [003] 54.809868: notifier:notifier_call_chain: val 5 fcn ffffffff81bbb230 name ipvlan_device_event
a.out 6898 [003] 54.809870: notifier:notifier_call_chain: val 5 fcn ffffffff81bbc890 name ipvtap_device_event
a.out 6898 [003] 54.809872: notifier:notifier_call_chain: val 5 fcn ffffffff81bbe550 name macsec_notify
a.out 6898 [003] 54.809874: notifier:notifier_call_chain: val 5 fcn ffffffff81bc4240 name macvlan_device_event
a.out 6898 [003] 54.809875: notifier:notifier_call_chain: val 5 fcn ffffffff81bc56a0 name macvtap_device_event
a.out 6898 [003] 54.809878: notifier:notifier_call_chain: val 5 fcn ffffffff81bd3370 name team_device_event
a.out 6898 [003] 54.809880: notifier:notifier_call_chain: val 5 fcn ffffffff81bdb890 name tun_device_event
a.out 6898 [003] 54.809882: notifier:notifier_call_chain: val 5 fcn ffffffff81bf5bf0 name vrf_device_event
a.out 6898 [003] 54.809884: notifier:notifier_call_chain: val 5 fcn ffffffff81c8cb80 name bpq_device_event
a.out 6898 [003] 54.809886: notifier:notifier_call_chain: val 5 fcn ffffffff81c96e40 name pppoe_device_event
a.out 6898 [003] 54.809888: notifier:notifier_call_chain: val 5 fcn ffffffff81c9b380 name hdlc_device_event
a.out 6898 [003] 54.809890: notifier:notifier_call_chain: val 5 fcn ffffffff81ca06a0 name dlci_dev_event
a.out 6898 [003] 54.809892: notifier:notifier_call_chain: val 5 fcn ffffffff81ca12c0 name lapbeth_device_event
a.out 6898 [003] 54.809894: notifier:notifier_call_chain: val 5 fcn ffffffff81fa90f0 name cma_netdev_callback
a.out 6898 [003] 54.809896: notifier:notifier_call_chain: val 5 fcn ffffffff81fee6a0 name ipoib_netdev_event
a.out 6898 [003] 54.809898: notifier:notifier_call_chain: val 5 fcn ffffffff821c0e20 name dropmon_net_event
a.out 6898 [003] 54.809900: notifier:notifier_call_chain: val 5 fcn ffffffff821c5d80 name failover_event
a.out 6898 [003] 54.809902: notifier:notifier_call_chain: val 5 fcn ffffffff821e3a60 name mirred_device_event
a.out 6898 [003] 54.809904: notifier:notifier_call_chain: val 5 fcn ffffffff8223a930 name nfqnl_rcv_dev_event
a.out 6898 [003] 54.809906: notifier:notifier_call_chain: val 5 fcn ffffffff82273bd0 name nf_tables_netdev_event
a.out 6898 [003] 54.809908: notifier:notifier_call_chain: val 5 fcn ffffffff822667c0 name nf_tables_flowtable_event
a.out 6898 [003] 54.809911: notifier:notifier_call_chain: val 5 fcn ffffffff8227ef40 name flow_offload_netdev_event
a.out 6898 [003] 54.809913: notifier:notifier_call_chain: val 5 fcn ffffffff82260e40 name masq_device_event
a.out 6898 [003] 54.809914: notifier:notifier_call_chain: val 5 fcn ffffffff82290560 name tee_netdev_event
a.out 6898 [003] 54.809917: notifier:notifier_call_chain: val 5 fcn ffffffff8236dcd0 name clusterip_netdev_event
a.out 6898 [003] 54.809919: notifier:notifier_call_chain: val 5 fcn ffffffff82385210 name tls_dev_event
a.out 6898 [003] 54.809921: notifier:notifier_call_chain: val 5 fcn ffffffff823e99b0 name ip6mr_device_event
a.out 6898 [003] 54.809923: notifier:notifier_call_chain: val 5 fcn ffffffff823b9300 name addrconf_notify
a.out 6898 [003] 54.809956: notifier:notifier_call_chain: val 5 fcn ffffffff823d9200 name ipv6_mc_netdev_event
a.out 6898 [003] 54.809959: notifier:notifier_call_chain: val 5 fcn ffffffff82419160 name packet_notifier
a.out 6898 [003] 54.809961: notifier:notifier_call_chain: val 5 fcn ffffffff824255f0 name br_device_event
a.out 6898 [003] 54.809964: notifier:notifier_call_chain: val 5 fcn ffffffff8243e6e0 name brnf_device_event
a.out 6898 [003] 54.809966: notifier:notifier_call_chain: val 5 fcn ffffffff8244c220 name dsa_slave_netdevice_event
a.out 6898 [003] 54.809968: notifier:notifier_call_chain: val 5 fcn ffffffff8244df10 name x25_device_event
a.out 6898 [003] 54.809970: notifier:notifier_call_chain: val 5 fcn ffffffff824562a0 name nr_device_event
a.out 6898 [003] 54.809972: notifier:notifier_call_chain: val 5 fcn ffffffff8245bd20 name rose_device_event
a.out 6898 [003] 54.809974: notifier:notifier_call_chain: val 5 fcn ffffffff82466e40 name ax25_device_event
a.out 6898 [003] 54.809976: notifier:notifier_call_chain: val 5 fcn ffffffff8246b8a0 name can_notifier
a.out 6898 [003] 54.809978: notifier:notifier_call_chain: val 5 fcn ffffffff82470860 name cgw_notifier
a.out 6898 [003] 54.809980: notifier:notifier_call_chain: val 5 fcn ffffffff824c08b0 name device_event
a.out 6898 [003] 54.809982: notifier:notifier_call_chain: val 5 fcn ffffffff825355a0 name clip_device_event
a.out 6898 [003] 54.809984: notifier:notifier_call_chain: val 5 fcn ffffffff825481c0 name vlan_device_event
a.out 6898 [003] 54.809986: notifier:notifier_call_chain: val 5 fcn ffffffff8267bde0 name tipc_l2_device_event
a.out 6898 [003] 54.809988: notifier:notifier_call_chain: val 5 fcn ffffffff826ab0e0 name smc_pnet_netdev_event
a.out 6898 [003] 54.809991: notifier:notifier_call_chain: val 5 fcn ffffffff826c3220 name caif_device_notify
a.out 6898 [003] 54.809993: notifier:notifier_call_chain: val 5 fcn ffffffff826cb4b0 name cfusbl_device_notify
a.out 6898 [003] 54.809995: notifier:notifier_call_chain: val 5 fcn ffffffff826cf280 name lowpan_event
a.out 6898 [003] 54.809997: notifier:notifier_call_chain: val 5 fcn ffffffff826def50 name lowpan_device_event
a.out 6898 [003] 54.809999: notifier:notifier_call_chain: val 5 fcn ffffffff827178d0 name batadv_hard_if_event
a.out 6898 [003] 54.810001: notifier:notifier_call_chain: val 5 fcn ffffffff8274a0c0 name dp_device_event
a.out 6898 [003] 54.810003: notifier:notifier_call_chain: val 5 fcn ffffffff827631d0 name mpls_dev_notify
a.out 6898 [003] 54.810012: notifier:notifier_call_chain: val 5 fcn ffffffff82765180 name hsr_netdev_notify
a.out 6898 [003] 54.810014: notifier:notifier_call_chain: val 5 fcn ffffffff81bc6cc0 name netconsole_netdev_event
a.out 6898 [003] 54.810017: notifier:notifier_call_chain: val 5 fcn ffffffff81bec840 name vxlan_netdevice_event
a.out 6898 [003] 54.810020: notifier:notifier_call_chain: val 5 fcn ffffffff81bf0c60 name geneve_netdevice_event
a.out 6898 [003] 54.810022: notifier:notifier_call_chain: val 5 fcn ffffffff82025700 name rxe_notify
a.out 6898 [003] 54.810024: notifier:notifier_call_chain: val 5 fcn ffffffff823cc0d0 name ndisc_netdev_event
a.out 6898 [003] 54.810027: notifier:notifier_call_chain: val 5 fcn ffffffff823bde70 name ip6_route_dev_notify
(...snipped...)
a.out 17698 [002] 76.174214: notifier:notifier_call_chain: val 6 fcn ffffffff824c08b0 name device_event
a.out 17698 [002] 76.174215: notifier:notifier_call_chain: val 6 fcn ffffffff825355a0 name clip_device_event
a.out 17698 [002] 76.174217: notifier:notifier_call_chain: val 6 fcn ffffffff825481c0 name vlan_device_event
a.out 17698 [002] 76.174219: notifier:notifier_call_chain: val 6 fcn ffffffff8267bde0 name tipc_l2_device_event
a.out 17698 [002] 76.174221: notifier:notifier_call_chain: val 6 fcn ffffffff826ab0e0 name smc_pnet_netdev_event
a.out 17698 [002] 76.174224: notifier:notifier_call_chain: val 6 fcn ffffffff826c3220 name caif_device_notify
a.out 17698 [002] 76.174226: notifier:notifier_call_chain: val 6 fcn ffffffff826cb4b0 name cfusbl_device_notify
a.out 17698 [002] 76.174227: notifier:notifier_call_chain: val 6 fcn ffffffff826cf280 name lowpan_event
a.out 17698 [002] 76.174229: notifier:notifier_call_chain: val 6 fcn ffffffff826def50 name lowpan_device_event
a.out 17698 [002] 76.174231: notifier:notifier_call_chain: val 6 fcn ffffffff827178d0 name batadv_hard_if_event
a.out 17698 [002] 76.174257: notifier:notifier_call_chain: val 6 fcn ffffffff8274a0c0 name dp_device_event
a.out 17698 [002] 76.174259: notifier:notifier_call_chain: val 6 fcn ffffffff827631d0 name mpls_dev_notify
a.out 17698 [002] 76.174264: notifier:notifier_call_chain: val 6 fcn ffffffff82765180 name hsr_netdev_notify
a.out 17698 [002] 76.174266: notifier:notifier_call_chain: val 6 fcn ffffffff81bc6cc0 name netconsole_netdev_event
a.out 17698 [002] 76.174268: notifier:notifier_call_chain: val 6 fcn ffffffff81bec840 name vxlan_netdevice_event
a.out 17698 [002] 76.174270: notifier:notifier_call_chain: val 6 fcn ffffffff81bf0c60 name geneve_netdevice_event
a.out 17698 [002] 76.174273: notifier:notifier_call_chain: val 6 fcn ffffffff82025700 name rxe_notify
a.out 17698 [002] 76.174274: notifier:notifier_call_chain: val 6 fcn ffffffff823cc0d0 name ndisc_netdev_event
a.out 17698 [002] 76.174276: notifier:notifier_call_chain: val 6 fcn ffffffff823bde70 name ip6_route_dev_notify
kworker/u128:32 4366 [001] 76.297089: notifier:notifier_call_chain: val 6 fcn ffffffff822de9b0 name ip_vs_dst_event
kworker/u128:32 4366 [001] 76.297095: notifier:notifier_call_chain: val 6 fcn ffffffff821a1060 name rtnetlink_event
kworker/u128:32 4366 [001] 76.297098: notifier:notifier_call_chain: val 6 fcn ffffffff812c8830 name dev_map_notification
kworker/u128:32 4366 [001] 76.297101: notifier:notifier_call_chain: val 6 fcn ffffffff81f89a00 name netdevice_event
kworker/u128:32 4366 [001] 76.297104: notifier:notifier_call_chain: val 6 fcn ffffffff821b8c70 name fib_rules_event
kworker/u128:32 4366 [001] 76.297107: notifier:notifier_call_chain: val 6 fcn ffffffff821c11e0 name netprio_device_event
kworker/u128:32 4366 [001] 76.297111: notifier:notifier_call_chain: val 6 fcn ffffffff826012b0 name wext_netdev_notifier_call
kworker/u128:32 4366 [001] 76.297115: notifier:notifier_call_chain: val 6 fcn ffffffff8261b980 name netdev_notify
kworker/u128:32 4366 [001] 76.297117: notifier:notifier_call_chain: val 6 fcn ffffffff826a4e10 name netlbl_unlhsh_netdev_handler
kworker/u128:32 4366 [001] 76.297119: notifier:notifier_call_chain: val 6 fcn ffffffff826d5900 name cfg802154_netdev_notifier_call
kworker/u128:32 4366 [001] 76.297123: notifier:notifier_call_chain: val 6 fcn ffffffff826e1fa0 name netdev_notify
kworker/u128:32 4366 [001] 76.297126: notifier:notifier_call_chain: val 6 fcn ffffffff82331910 name arp_netdev_event
kworker/u128:32 4366 [001] 76.297128: notifier:notifier_call_chain: val 6 fcn ffffffff823389c0 name inetdev_event
kworker/u128:32 4366 [001] 76.297146: notifier:notifier_call_chain: val 6 fcn ffffffff82343370 name fib_netdev_event
kworker/u128:32 4366 [001] 76.297221: notifier:notifier_call_chain: val 6 fcn ffffffff82399140 name xfrm_dev_event
(...snipped...)
kworker/u128:32 4366 [002] 86.837244: notifier:notifier_call_chain: val 6 fcn ffffffff822de9b0 name ip_vs_dst_event
kworker/u128:32 4366 [002] 86.837260: notifier:notifier_call_chain: val 6 fcn ffffffff821a1060 name rtnetlink_event
kworker/u128:32 4366 [002] 86.837269: notifier:notifier_call_chain: val 6 fcn ffffffff812c8830 name dev_map_notification
kworker/u128:32 4366 [002] 86.837278: notifier:notifier_call_chain: val 6 fcn ffffffff81f89a00 name netdevice_event
kworker/u128:32 4366 [002] 86.837284: notifier:notifier_call_chain: val 6 fcn ffffffff821b8c70 name fib_rules_event
kworker/u128:32 4366 [002] 86.837293: notifier:notifier_call_chain: val 6 fcn ffffffff821c11e0 name netprio_device_event
kworker/u128:32 4366 [002] 86.837305: notifier:notifier_call_chain: val 6 fcn ffffffff826012b0 name wext_netdev_notifier_call
kworker/u128:32 4366 [002] 86.837315: notifier:notifier_call_chain: val 6 fcn ffffffff8261b980 name netdev_notify
kworker/u128:32 4366 [002] 86.837321: notifier:notifier_call_chain: val 6 fcn ffffffff826a4e10 name netlbl_unlhsh_netdev_handler
kworker/u128:32 4366 [002] 86.837327: notifier:notifier_call_chain: val 6 fcn ffffffff826d5900 name cfg802154_netdev_notifier_call
kworker/u128:32 4366 [002] 86.837335: notifier:notifier_call_chain: val 6 fcn ffffffff826e1fa0 name netdev_notify
kworker/u128:32 4366 [002] 86.837344: notifier:notifier_call_chain: val 6 fcn ffffffff82331910 name arp_netdev_event
kworker/u128:32 4366 [002] 86.837348: notifier:notifier_call_chain: val 6 fcn ffffffff823389c0 name inetdev_event
kworker/u128:32 4366 [002] 86.837355: notifier:notifier_call_chain: val 6 fcn ffffffff82343370 name fib_netdev_event
kworker/u128:32 4366 [002] 86.837736: notifier:notifier_call_chain: val 6 fcn ffffffff82399140 name xfrm_dev_event
kworker/u128:32 4366 [002] 86.837743: notifier:notifier_call_chain: val 6 fcn ffffffff8233dec0 name igmp_netdev_event
kworker/u128:32 4366 [002] 86.837750: notifier:notifier_call_chain: val 6 fcn ffffffff82353c00 name ipmr_device_event
kworker/u128:32 4366 [002] 86.837761: notifier:notifier_call_chain: val 6 fcn ffffffff825a9440 name cfg80211_netdev_notifier_call
kworker/u128:32 4366 [002] 86.837772: notifier:notifier_call_chain: val 6 fcn ffffffff8168a060 name sel_netif_netdev_notifier_handler
kworker/u128:32 4366 [002] 86.837782: notifier:notifier_call_chain: val 6 fcn ffffffff81baec70 name bond_netdev_event
kworker/u128:32 4366 [002] 86.837789: notifier:notifier_call_chain: val 6 fcn ffffffff81bbb230 name ipvlan_device_event
kworker/u128:32 4366 [002] 86.837796: notifier:notifier_call_chain: val 6 fcn ffffffff81bbc890 name ipvtap_device_event
kworker/u128:32 4366 [002] 86.837799: notifier:notifier_call_chain: val 6 fcn ffffffff81bbe550 name macsec_notify
kworker/u128:32 4366 [002] 86.837804: notifier:notifier_call_chain: val 6 fcn ffffffff81bc4240 name macvlan_device_event
kworker/u128:32 4366 [002] 86.837808: notifier:notifier_call_chain: val 6 fcn ffffffff81bc56a0 name macvtap_device_event
kworker/u128:32 4366 [002] 86.837816: notifier:notifier_call_chain: val 6 fcn ffffffff81bd3370 name team_device_event
kworker/u128:32 4366 [002] 86.837821: notifier:notifier_call_chain: val 6 fcn ffffffff81bdb890 name tun_device_event
kworker/u128:32 4366 [002] 86.837826: notifier:notifier_call_chain: val 6 fcn ffffffff81bf5bf0 name vrf_device_event
kworker/u128:32 4366 [002] 86.837834: notifier:notifier_call_chain: val 6 fcn ffffffff81c8cb80 name bpq_device_event
kworker/u128:32 4366 [002] 86.837841: notifier:notifier_call_chain: val 6 fcn ffffffff81c96e40 name pppoe_device_event
kworker/u128:32 4366 [002] 86.837845: notifier:notifier_call_chain: val 6 fcn ffffffff81c9b380 name hdlc_device_event
kworker/u128:32 4366 [002] 86.837850: notifier:notifier_call_chain: val 6 fcn ffffffff81ca06a0 name dlci_dev_event
kworker/u128:32 4366 [002] 86.837855: notifier:notifier_call_chain: val 6 fcn ffffffff81ca12c0 name lapbeth_device_event
kworker/u128:32 4366 [002] 86.837862: notifier:notifier_call_chain: val 6 fcn ffffffff81fa90f0 name cma_netdev_callback
kworker/u128:32 4366 [002] 86.837868: notifier:notifier_call_chain: val 6 fcn ffffffff81fee6a0 name ipoib_netdev_event
kworker/u128:32 4366 [002] 86.837875: notifier:notifier_call_chain: val 6 fcn ffffffff821c0e20 name dropmon_net_event
kworker/u128:32 4366 [002] 86.837896: notifier:notifier_call_chain: val 6 fcn ffffffff821c5d80 name failover_event
kworker/u128:32 4366 [002] 86.837903: notifier:notifier_call_chain: val 6 fcn ffffffff821e3a60 name mirred_device_event
kworker/u128:32 4366 [002] 86.837909: notifier:notifier_call_chain: val 6 fcn ffffffff8223a930 name nfqnl_rcv_dev_event
kworker/u128:32 4366 [002] 86.837918: notifier:notifier_call_chain: val 6 fcn ffffffff82273bd0 name nf_tables_netdev_event
kworker/u128:32 4366 [002] 86.837924: notifier:notifier_call_chain: val 6 fcn ffffffff822667c0 name nf_tables_flowtable_event
kworker/u128:32 4366 [002] 86.837932: notifier:notifier_call_chain: val 6 fcn ffffffff8227ef40 name flow_offload_netdev_event
kworker/u128:32 4366 [002] 86.837936: notifier:notifier_call_chain: val 6 fcn ffffffff82260e40 name masq_device_event
kworker/u128:32 4366 [002] 86.837941: notifier:notifier_call_chain: val 6 fcn ffffffff82290560 name tee_netdev_event
kworker/u128:32 4366 [002] 86.837950: notifier:notifier_call_chain: val 6 fcn ffffffff8236dcd0 name clusterip_netdev_event
kworker/u128:32 4366 [002] 86.837955: notifier:notifier_call_chain: val 6 fcn ffffffff82385210 name tls_dev_event
kworker/u128:32 4366 [002] 86.837964: notifier:notifier_call_chain: val 6 fcn ffffffff823e99b0 name ip6mr_device_event
kworker/u128:32 4366 [002] 86.837972: notifier:notifier_call_chain: val 6 fcn ffffffff823b9300 name addrconf_notify
kworker/u128:32 4366 [002] 86.837989: notifier:notifier_call_chain: val 6 fcn ffffffff823d9200 name ipv6_mc_netdev_event
kworker/u128:32 4366 [002] 86.837997: notifier:notifier_call_chain: val 6 fcn ffffffff82419160 name packet_notifier
kworker/u128:32 4366 [002] 86.838003: notifier:notifier_call_chain: val 6 fcn ffffffff824255f0 name br_device_event
kworker/u128:32 4366 [002] 86.838012: notifier:notifier_call_chain: val 6 fcn ffffffff8243e6e0 name brnf_device_event
kworker/u128:32 4366 [002] 86.838017: notifier:notifier_call_chain: val 6 fcn ffffffff8244c220 name dsa_slave_netdevice_event
kworker/u128:32 4366 [002] 86.838023: notifier:notifier_call_chain: val 6 fcn ffffffff8244df10 name x25_device_event
kworker/u128:32 4366 [002] 86.838028: notifier:notifier_call_chain: val 6 fcn ffffffff824562a0 name nr_device_event
kworker/u128:32 4366 [002] 86.838033: notifier:notifier_call_chain: val 6 fcn ffffffff8245bd20 name rose_device_event
kworker/u128:32 4366 [002] 86.838039: notifier:notifier_call_chain: val 6 fcn ffffffff82466e40 name ax25_device_event
kworker/u128:32 4366 [002] 86.838044: notifier:notifier_call_chain: val 6 fcn ffffffff8246b8a0 name can_notifier
kworker/u128:32 4366 [002] 86.838050: notifier:notifier_call_chain: val 6 fcn ffffffff82470860 name cgw_notifier
kworker/u128:32 4366 [002] 86.838056: notifier:notifier_call_chain: val 6 fcn ffffffff824c08b0 name device_event
kworker/u128:32 4366 [002] 86.838062: notifier:notifier_call_chain: val 6 fcn ffffffff825355a0 name clip_device_event
kworker/u128:32 4366 [002] 86.838067: notifier:notifier_call_chain: val 6 fcn ffffffff825481c0 name vlan_device_event
kworker/u128:32 4366 [002] 86.838073: notifier:notifier_call_chain: val 6 fcn ffffffff8267bde0 name tipc_l2_device_event
kworker/u128:32 4366 [002] 86.838079: notifier:notifier_call_chain: val 6 fcn ffffffff826ab0e0 name smc_pnet_netdev_event
kworker/u128:32 4366 [002] 86.838158: notifier:notifier_call_chain: val 6 fcn ffffffff826c3220 name caif_device_notify
kworker/u128:32 4366 [002] 86.838169: notifier:notifier_call_chain: val 6 fcn ffffffff826cb4b0 name cfusbl_device_notify
kworker/u128:32 4366 [002] 86.838174: notifier:notifier_call_chain: val 6 fcn ffffffff826cf280 name lowpan_event
kworker/u128:32 4366 [002] 86.838180: notifier:notifier_call_chain: val 6 fcn ffffffff826def50 name lowpan_device_event
kworker/u128:32 4366 [002] 86.838186: notifier:notifier_call_chain: val 6 fcn ffffffff827178d0 name batadv_hard_if_event
kworker/u128:32 4366 [002] 86.838199: notifier:notifier_call_chain: val 6 fcn ffffffff8274a0c0 name dp_device_event
kworker/u128:32 4366 [002] 86.838207: notifier:notifier_call_chain: val 6 fcn ffffffff827631d0 name mpls_dev_notify
kworker/u128:32 4366 [002] 86.838212: notifier:notifier_call_chain: val 6 fcn ffffffff82765180 name hsr_netdev_notify
kworker/u128:32 4366 [002] 86.838219: notifier:notifier_call_chain: val 6 fcn ffffffff81bc6cc0 name netconsole_netdev_event
kworker/u128:32 4366 [002] 86.838226: notifier:notifier_call_chain: val 6 fcn ffffffff81bec840 name vxlan_netdevice_event
kworker/u128:32 4366 [002] 86.838235: notifier:notifier_call_chain: val 6 fcn ffffffff81bf0c60 name geneve_netdevice_event
kworker/u128:32 4366 [002] 86.838244: notifier:notifier_call_chain: val 6 fcn ffffffff82025700 name rxe_notify
kworker/u128:32 4366 [002] 86.838250: notifier:notifier_call_chain: val 6 fcn ffffffff823cc0d0 name ndisc_netdev_event
kworker/u128:32 4366 [002] 86.838256: notifier:notifier_call_chain: val 6 fcn ffffffff823bde70 name ip6_route_dev_notify
kworker/u128:32 4366 [002] 87.985339: notifier:notifier_call_chain: val 6 fcn ffffffff822de9b0 name ip_vs_dst_event
kworker/u128:32 4366 [002] 87.985354: notifier:notifier_call_chain: val 6 fcn ffffffff821a1060 name rtnetlink_event
kworker/u128:32 4366 [002] 87.985362: notifier:notifier_call_chain: val 6 fcn ffffffff812c8830 name dev_map_notification
kworker/u128:32 4366 [002] 87.985370: notifier:notifier_call_chain: val 6 fcn ffffffff81f89a00 name netdevice_event
kworker/u128:32 4366 [002] 87.985375: notifier:notifier_call_chain: val 6 fcn ffffffff821b8c70 name fib_rules_event
kworker/u128:32 4366 [002] 87.985385: notifier:notifier_call_chain: val 6 fcn ffffffff821c11e0 name netprio_device_event
kworker/u128:32 4366 [002] 87.985396: notifier:notifier_call_chain: val 6 fcn ffffffff826012b0 name wext_netdev_notifier_call
kworker/u128:32 4366 [002] 87.985405: notifier:notifier_call_chain: val 6 fcn ffffffff8261b980 name netdev_notify
kworker/u128:32 4366 [002] 87.985411: notifier:notifier_call_chain: val 6 fcn ffffffff826a4e10 name netlbl_unlhsh_netdev_handler
kworker/u128:32 4366 [002] 87.985416: notifier:notifier_call_chain: val 6 fcn ffffffff826d5900 name cfg802154_netdev_notifier_call
kworker/u128:32 4366 [002] 87.985424: notifier:notifier_call_chain: val 6 fcn ffffffff826e1fa0 name netdev_notify
kworker/u128:32 4366 [002] 87.985433: notifier:notifier_call_chain: val 6 fcn ffffffff82331910 name arp_netdev_event
kworker/u128:32 4366 [002] 87.985437: notifier:notifier_call_chain: val 6 fcn ffffffff823389c0 name inetdev_event
kworker/u128:32 4366 [002] 87.985443: notifier:notifier_call_chain: val 6 fcn ffffffff82343370 name fib_netdev_event
kworker/u128:32 4366 [002] 87.985727: notifier:notifier_call_chain: val 6 fcn ffffffff82399140 name xfrm_dev_event
kworker/u128:32 4366 [002] 87.985733: notifier:notifier_call_chain: val 6 fcn ffffffff8233dec0 name igmp_netdev_event
kworker/u128:32 4366 [002] 87.985740: notifier:notifier_call_chain: val 6 fcn ffffffff82353c00 name ipmr_device_event
kworker/u128:32 4366 [002] 87.985751: notifier:notifier_call_chain: val 6 fcn ffffffff825a9440 name cfg80211_netdev_notifier_call
kworker/u128:32 4366 [002] 87.985762: notifier:notifier_call_chain: val 6 fcn ffffffff8168a060 name sel_netif_netdev_notifier_handler
kworker/u128:32 4366 [002] 87.985772: notifier:notifier_call_chain: val 6 fcn ffffffff81baec70 name bond_netdev_event
kworker/u128:32 4366 [002] 87.985780: notifier:notifier_call_chain: val 6 fcn ffffffff81bbb230 name ipvlan_device_event
kworker/u128:32 4366 [002] 87.985786: notifier:notifier_call_chain: val 6 fcn ffffffff81bbc890 name ipvtap_device_event
kworker/u128:32 4366 [002] 87.985789: notifier:notifier_call_chain: val 6 fcn ffffffff81bbe550 name macsec_notify
kworker/u128:32 4366 [002] 87.985794: notifier:notifier_call_chain: val 6 fcn ffffffff81bc4240 name macvlan_device_event
kworker/u128:32 4366 [002] 87.985799: notifier:notifier_call_chain: val 6 fcn ffffffff81bc56a0 name macvtap_device_event
kworker/u128:32 4366 [002] 87.985807: notifier:notifier_call_chain: val 6 fcn ffffffff81bd3370 name team_device_event
kworker/u128:32 4366 [002] 87.985812: notifier:notifier_call_chain: val 6 fcn ffffffff81bdb890 name tun_device_event
kworker/u128:32 4366 [002] 87.985817: notifier:notifier_call_chain: val 6 fcn ffffffff81bf5bf0 name vrf_device_event
kworker/u128:32 4366 [002] 87.985824: notifier:notifier_call_chain: val 6 fcn ffffffff81c8cb80 name bpq_device_event
kworker/u128:32 4366 [002] 87.985830: notifier:notifier_call_chain: val 6 fcn ffffffff81c96e40 name pppoe_device_event
kworker/u128:32 4366 [002] 87.985835: notifier:notifier_call_chain: val 6 fcn ffffffff81c9b380 name hdlc_device_event
kworker/u128:32 4366 [002] 87.985840: notifier:notifier_call_chain: val 6 fcn ffffffff81ca06a0 name dlci_dev_event
kworker/u128:32 4366 [002] 87.985845: notifier:notifier_call_chain: val 6 fcn ffffffff81ca12c0 name lapbeth_device_event
kworker/u128:32 4366 [002] 87.985852: notifier:notifier_call_chain: val 6 fcn ffffffff81fa90f0 name cma_netdev_callback
kworker/u128:32 4366 [002] 87.985857: notifier:notifier_call_chain: val 6 fcn ffffffff81fee6a0 name ipoib_netdev_event
kworker/u128:32 4366 [002] 87.985863: notifier:notifier_call_chain: val 6 fcn ffffffff821c0e20 name dropmon_net_event
kworker/u128:32 4366 [002] 87.985883: notifier:notifier_call_chain: val 6 fcn ffffffff821c5d80 name failover_event
kworker/u128:32 4366 [002] 87.985890: notifier:notifier_call_chain: val 6 fcn ffffffff821e3a60 name mirred_device_event
kworker/u128:32 4366 [002] 87.985896: notifier:notifier_call_chain: val 6 fcn ffffffff8223a930 name nfqnl_rcv_dev_event
kworker/u128:32 4366 [002] 87.985905: notifier:notifier_call_chain: val 6 fcn ffffffff82273bd0 name nf_tables_netdev_event
kworker/u128:32 4366 [002] 87.985911: notifier:notifier_call_chain: val 6 fcn ffffffff822667c0 name nf_tables_flowtable_event
kworker/u128:32 4366 [002] 87.985919: notifier:notifier_call_chain: val 6 fcn ffffffff8227ef40 name flow_offload_netdev_event
kworker/u128:32 4366 [002] 87.985923: notifier:notifier_call_chain: val 6 fcn ffffffff82260e40 name masq_device_event
kworker/u128:32 4366 [002] 87.985929: notifier:notifier_call_chain: val 6 fcn ffffffff82290560 name tee_netdev_event
kworker/u128:32 4366 [002] 87.985938: notifier:notifier_call_chain: val 6 fcn ffffffff8236dcd0 name clusterip_netdev_event
kworker/u128:32 4366 [002] 87.985943: notifier:notifier_call_chain: val 6 fcn ffffffff82385210 name tls_dev_event
kworker/u128:32 4366 [002] 87.985952: notifier:notifier_call_chain: val 6 fcn ffffffff823e99b0 name ip6mr_device_event
kworker/u128:32 4366 [002] 87.985959: notifier:notifier_call_chain: val 6 fcn ffffffff823b9300 name addrconf_notify
kworker/u128:32 4366 [002] 87.985977: notifier:notifier_call_chain: val 6 fcn ffffffff823d9200 name ipv6_mc_netdev_event
kworker/u128:32 4366 [002] 87.985984: notifier:notifier_call_chain: val 6 fcn ffffffff82419160 name packet_notifier
kworker/u128:32 4366 [002] 87.985990: notifier:notifier_call_chain: val 6 fcn ffffffff824255f0 name br_device_event
kworker/u128:32 4366 [002] 87.985999: notifier:notifier_call_chain: val 6 fcn ffffffff8243e6e0 name brnf_device_event
kworker/u128:32 4366 [002] 87.986005: notifier:notifier_call_chain: val 6 fcn ffffffff8244c220 name dsa_slave_netdevice_event
kworker/u128:32 4366 [002] 87.986011: notifier:notifier_call_chain: val 6 fcn ffffffff8244df10 name x25_device_event
kworker/u128:32 4366 [002] 87.986016: notifier:notifier_call_chain: val 6 fcn ffffffff824562a0 name nr_device_event
kworker/u128:32 4366 [002] 87.986021: notifier:notifier_call_chain: val 6 fcn ffffffff8245bd20 name rose_device_event
kworker/u128:32 4366 [002] 87.986027: notifier:notifier_call_chain: val 6 fcn ffffffff82466e40 name ax25_device_event
kworker/u128:32 4366 [002] 87.986032: notifier:notifier_call_chain: val 6 fcn ffffffff8246b8a0 name can_notifier
kworker/u128:32 4366 [002] 87.986037: notifier:notifier_call_chain: val 6 fcn ffffffff82470860 name cgw_notifier
kworker/u128:32 4366 [002] 87.986043: notifier:notifier_call_chain: val 6 fcn ffffffff824c08b0 name device_event
kworker/u128:32 4366 [002] 87.986049: notifier:notifier_call_chain: val 6 fcn ffffffff825355a0 name clip_device_event
kworker/u128:32 4366 [002] 87.986055: notifier:notifier_call_chain: val 6 fcn ffffffff825481c0 name vlan_device_event
kworker/u128:32 4366 [002] 87.986061: notifier:notifier_call_chain: val 6 fcn ffffffff8267bde0 name tipc_l2_device_event
kworker/u128:32 4366 [002] 87.986067: notifier:notifier_call_chain: val 6 fcn ffffffff826ab0e0 name smc_pnet_netdev_event
kworker/u128:32 4366 [002] 87.986076: notifier:notifier_call_chain: val 6 fcn ffffffff826c3220 name caif_device_notify
kworker/u128:32 4366 [002] 87.986081: notifier:notifier_call_chain: val 6 fcn ffffffff826cb4b0 name cfusbl_device_notify
kworker/u128:32 4366 [002] 87.986087: notifier:notifier_call_chain: val 6 fcn ffffffff826cf280 name lowpan_event
kworker/u128:32 4366 [002] 87.986092: notifier:notifier_call_chain: val 6 fcn ffffffff826def50 name lowpan_device_event
kworker/u128:32 4366 [002] 87.986097: notifier:notifier_call_chain: val 6 fcn ffffffff827178d0 name batadv_hard_if_event
kworker/u128:32 4366 [002] 87.986109: notifier:notifier_call_chain: val 6 fcn ffffffff8274a0c0 name dp_device_event
kworker/u128:32 4366 [002] 87.986117: notifier:notifier_call_chain: val 6 fcn ffffffff827631d0 name mpls_dev_notify
kworker/u128:32 4366 [002] 87.986123: notifier:notifier_call_chain: val 6 fcn ffffffff82765180 name hsr_netdev_notify
kworker/u128:32 4366 [002] 87.986128: notifier:notifier_call_chain: val 6 fcn ffffffff81bc6cc0 name netconsole_netdev_event
kworker/u128:32 4366 [002] 87.986136: notifier:notifier_call_chain: val 6 fcn ffffffff81bec840 name vxlan_netdevice_event
kworker/u128:32 4366 [002] 87.986144: notifier:notifier_call_chain: val 6 fcn ffffffff81bf0c60 name geneve_netdevice_event
kworker/u128:32 4366 [002] 87.986153: notifier:notifier_call_chain: val 6 fcn ffffffff82025700 name rxe_notify
kworker/u128:32 4366 [002] 87.986159: notifier:notifier_call_chain: val 6 fcn ffffffff823cc0d0 name ndisc_netdev_event
kworker/u128:32 4366 [002] 87.986165: notifier:notifier_call_chain: val 6 fcn ffffffff823bde70 name ip6_route_dev_notify
next prev parent reply other threads:[~2019-05-01 13:38 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-15 18:50 unregister_netdevice: waiting for DEV to become free (2) syzbot
2018-08-15 20:28 ` syzbot
2018-08-15 20:41 ` Dmitry Vyukov
2018-08-20 4:31 ` syzbot
2018-08-20 12:55 ` Julian Anastasov
2018-08-21 5:40 ` Cong Wang
2018-08-22 4:11 ` Julian Anastasov
2019-04-15 13:36 ` Tetsuo Handa
2019-04-15 15:35 ` David Ahern
2019-04-21 20:41 ` Stephen Suryaputra
2019-04-22 14:58 ` David Ahern
2019-04-22 16:04 ` Eric Dumazet
2019-04-22 16:09 ` Eric Dumazet
2019-04-16 14:00 ` Tetsuo Handa
2019-04-26 13:43 ` Tetsuo Handa
2019-04-27 17:16 ` David Ahern
2019-04-27 22:33 ` Tetsuo Handa
2019-04-27 23:52 ` Eric Dumazet
2019-04-28 4:22 ` Tetsuo Handa
2019-04-28 15:04 ` Eric Dumazet
2019-04-29 18:34 ` David Ahern
2019-04-29 18:43 ` David Ahern
2019-05-01 13:38 ` Tetsuo Handa [this message]
2019-05-01 14:52 ` David Ahern
2019-05-01 16:16 ` Tetsuo Handa
2019-05-04 14:52 ` [PATCH] ipv4: Delete uncached routes upon unregistration of loopback device Tetsuo Handa
2019-05-04 15:56 ` Eric Dumazet
2019-05-04 17:09 ` Tetsuo Handa
2019-05-04 17:24 ` Eric Dumazet
2019-05-04 20:13 ` Julian Anastasov
2019-11-28 9:56 ` unregister_netdevice: waiting for DEV to become free (2) Tetsuo Handa
2019-11-29 5:54 ` Lukas Bulwahn
2019-11-29 6:51 ` Jouni Högander
2019-12-05 10:00 ` Jouni Högander
2019-12-05 11:00 ` Tetsuo Handa
2019-12-16 11:12 ` Tetsuo Handa
2019-12-17 7:08 ` Jouni Högander
2019-10-11 10:14 ` Tetsuo Handa
2019-10-11 15:12 ` Alexei Starovoitov
2019-10-16 10:34 ` Toke Høiland-Jørgensen
2019-11-15 9:43 ` Tetsuo Handa
2019-11-21 11:36 ` Toke Høiland-Jørgensen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=117fcc49-d389-c389-918f-86ccaef82e51@i-love.sakura.ne.jp \
--to=penguin-kernel@i-love.sakura.ne.jp \
--cc=davem@davemloft.net \
--cc=ddstreet@ieee.org \
--cc=dsahern@gmail.com \
--cc=dvyukov@google.com \
--cc=eric.dumazet@gmail.com \
--cc=ja@ssi.bg \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=syzbot+30209ea299c09d8785c9@syzkaller.appspotmail.com \
--cc=syzkaller-bugs@googlegroups.com \
--cc=xiyou.wangcong@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.