[ 51.091312] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 51.105190] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.117109] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.125009] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 163.775685] Bluetooth: hci2 command 0x0406 tx timeout [ 163.782704] Bluetooth: hci0 command 0x0406 tx timeout [ 163.804571] Bluetooth: hci3 command 0x0406 tx timeout [ 163.832697] Bluetooth: hci5 command 0x0406 tx timeout [ 163.853452] Bluetooth: hci1 command 0x0406 tx timeout [ 163.872338] Bluetooth: hci4 command 0x0406 tx timeout [ 402.394583] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 402.401862] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 402.410662] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 402.418201] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 402.426773] device bridge_slave_1 left promiscuous mode [ 402.432631] bridge0: port 2(bridge_slave_1) entered disabled state [ 402.478002] device bridge_slave_0 left promiscuous mode [ 402.484603] bridge0: port 1(bridge_slave_0) entered disabled state [ 402.519845] device veth1_macvtap left promiscuous mode [ 402.525467] device veth0_macvtap left promiscuous mode [ 402.531886] device veth1_vlan left promiscuous mode [ 402.537466] device veth0_vlan left promiscuous mode [ 402.629351] device hsr_slave_1 left promiscuous mode [ 402.669595] device hsr_slave_0 left promiscuous mode [ 402.713058] team0 (unregistering): Port device team_slave_1 removed [ 402.724538] team0 (unregistering): Port device team_slave_0 removed [ 402.734508] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 402.782300] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 402.831944] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.15.209' (ECDSA) to the list of known hosts. [ 408.787036] Bluetooth: hci0 command 0x0409 tx timeout [ 408.962229] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 408.983531] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 408.998465] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.011161] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.034093] device bridge_slave_1 left promiscuous mode [ 409.041405] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.087608] device bridge_slave_0 left promiscuous mode [ 409.093991] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.148892] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.156301] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.166991] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.181220] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.192845] device bridge_slave_1 left promiscuous mode [ 409.200088] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.257744] device bridge_slave_0 left promiscuous mode [ 409.266533] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.319444] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.328074] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.337696] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.344992] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.354359] device bridge_slave_1 left promiscuous mode [ 409.360966] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.407773] device bridge_slave_0 left promiscuous mode [ 409.414143] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.469336] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.477797] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.485851] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.494461] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.503266] device bridge_slave_1 left promiscuous mode [ 409.510162] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.587576] device bridge_slave_0 left promiscuous mode [ 409.594586] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.648838] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 409.656373] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 409.665743] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 409.674065] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 409.682214] device bridge_slave_1 left promiscuous mode [ 409.688691] bridge0: port 2(bridge_slave_1) entered disabled state [ 409.727594] device bridge_slave_0 left promiscuous mode [ 409.733876] bridge0: port 1(bridge_slave_0) entered disabled state [ 409.782061] device veth1_macvtap left promiscuous mode [ 409.789527] device veth0_macvtap left promiscuous mode [ 409.795328] device veth1_vlan left promiscuous mode [ 409.801451] device veth0_vlan left promiscuous mode [ 409.808121] device veth1_macvtap left promiscuous mode [ 409.814023] device veth0_macvtap left promiscuous mode [ 409.819719] device veth1_vlan left promiscuous mode [ 409.825415] device veth0_vlan left promiscuous mode [ 409.831829] device veth1_macvtap left promiscuous mode [ 409.837685] device veth0_macvtap left promiscuous mode [ 409.843465] device veth1_vlan left promiscuous mode [ 409.848938] device veth0_vlan left promiscuous mode [ 409.855188] device veth1_macvtap left promiscuous mode [ 409.861316] device veth0_macvtap left promiscuous mode [ 409.867810] device veth1_vlan left promiscuous mode [ 409.873073] device veth0_vlan left promiscuous mode [ 409.878635] device veth1_macvtap left promiscuous mode [ 409.884231] device veth0_macvtap left promiscuous mode [ 409.892355] device veth1_vlan left promiscuous mode [ 409.897864] device veth0_vlan left promiscuous mode [ 410.109706] device hsr_slave_1 left promiscuous mode [ 410.150309] device hsr_slave_0 left promiscuous mode [ 410.202508] team0 (unregistering): Port device team_slave_1 removed [ 410.211923] team0 (unregistering): Port device team_slave_0 removed [ 410.222729] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 410.270002] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 410.331815] bond0 (unregistering): Released all slaves [ 410.431840] device hsr_slave_1 left promiscuous mode [ 410.470305] device hsr_slave_0 left promiscuous mode [ 410.521958] team0 (unregistering): Port device team_slave_1 removed [ 410.533167] team0 (unregistering): Port device team_slave_0 removed [ 410.544454] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 410.589387] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 410.660662] bond0 (unregistering): Released all slaves [ 410.761324] device hsr_slave_1 left promiscuous mode [ 410.809883] device hsr_slave_0 left promiscuous mode [ 410.853450] team0 (unregistering): Port device team_slave_1 removed [ 410.862916] team0 (unregistering): Port device team_slave_0 removed [ 410.872748] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 410.876967] Bluetooth: hci0 command 0x041b tx timeout [ 410.920858] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 410.971092] bond0 (unregistering): Released all slaves [ 411.088905] device hsr_slave_1 left promiscuous mode [ 411.128970] device hsr_slave_0 left promiscuous mode [ 411.172343] team0 (unregistering): Port device team_slave_1 removed [ 411.185053] team0 (unregistering): Port device team_slave_0 removed [ 411.196608] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 411.240479] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 411.291755] bond0 (unregistering): Released all slaves [ 411.399599] device hsr_slave_1 left promiscuous mode [ 411.438887] device hsr_slave_0 left promiscuous mode [ 411.483407] team0 (unregistering): Port device team_slave_1 removed [ 411.494494] team0 (unregistering): Port device team_slave_0 removed [ 411.504765] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 411.531418] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 411.591818] bond0 (unregistering): Released all slaves [ 412.946750] Bluetooth: hci0 command 0x040f tx timeout [ 415.026644] Bluetooth: hci0 command 0x0419 tx timeout [ 415.530069] IPVS: ftp: loaded support on port[0] = 21 [ 416.303656] chnl_net:caif_netlink_parms(): no params data found [ 416.345334] bridge0: port 1(bridge_slave_0) entered blocking state [ 416.353244] bridge0: port 1(bridge_slave_0) entered disabled state [ 416.362254] device bridge_slave_0 entered promiscuous mode [ 416.371206] bridge0: port 2(bridge_slave_1) entered blocking state [ 416.378857] bridge0: port 2(bridge_slave_1) entered disabled state [ 416.387432] device bridge_slave_1 entered promiscuous mode [ 416.401913] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 416.411184] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 416.426159] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 416.433955] team0: Port device team_slave_0 added [ 416.439664] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 416.447476] team0: Port device team_slave_1 added [ 416.460922] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 416.467719] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 416.496072] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 416.507873] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 416.515182] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 416.543427] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 416.554927] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 416.562981] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 416.628432] device hsr_slave_0 entered promiscuous mode [ 416.666894] device hsr_slave_1 entered promiscuous mode [ 416.706934] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 416.714220] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 416.764565] bridge0: port 2(bridge_slave_1) entered blocking state [ 416.771760] bridge0: port 2(bridge_slave_1) entered forwarding state [ 416.779023] bridge0: port 1(bridge_slave_0) entered blocking state [ 416.785504] bridge0: port 1(bridge_slave_0) entered forwarding state [ 416.810867] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 416.818029] 8021q: adding VLAN 0 to HW filter on device bond0 [ 416.826266] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 416.835549] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 416.854459] bridge0: port 1(bridge_slave_0) entered disabled state [ 416.862422] bridge0: port 2(bridge_slave_1) entered disabled state [ 416.872431] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 416.880421] 8021q: adding VLAN 0 to HW filter on device team0 [ 416.889051] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 416.897772] bridge0: port 1(bridge_slave_0) entered blocking state [ 416.904660] bridge0: port 1(bridge_slave_0) entered forwarding state [ 416.923694] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 416.937151] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 416.949192] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 416.956271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 416.965454] bridge0: port 2(bridge_slave_1) entered blocking state [ 416.973073] bridge0: port 2(bridge_slave_1) entered forwarding state [ 416.981627] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 416.992282] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 417.001313] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 417.011041] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 417.020063] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 417.029075] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 417.042639] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 417.053388] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 417.064680] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 417.079980] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 417.125656] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 417.137778] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 417.166957] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 417.174702] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 417.184682] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 417.194750] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 417.203422] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 417.210923] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 417.220339] device veth0_vlan entered promiscuous mode [ 417.229211] device veth1_vlan entered promiscuous mode [ 417.235698] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 417.245332] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 417.256059] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 417.267113] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 417.274502] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 417.283494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 417.292580] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 417.304129] device veth0_macvtap entered promiscuous mode [ 417.312554] device veth1_macvtap entered promiscuous mode [ 417.321277] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 417.331555] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 417.341320] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 417.348838] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 417.356716] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 417.367366] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 417.377933] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 417.388815] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 417.398061] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 417.406253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 417.493325] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 417.512180] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 417.522610] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 417.540337] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 417.549509] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 417.559146] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 417.568222] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 417.575480] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 417.637181] ------------[ cut here ]------------ [ 417.642324] WARNING: CPU: 1 PID: 66 at net/mac80211/ibss.c:506 ieee80211_ibss_csa_beacon+0x4ad/0x600 [ 417.652378] Modules linked in: [ 417.656250] CPU: 1 PID: 66 Comm: kworker/u4:2 Not tainted 4.14.231-syzkaller #0 [ 417.664895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.675660] Workqueue: phy17 ieee80211_csa_finalize_work [ 417.681219] task: ffff8881f4868300 task.stack: ffff8881f4870000 [ 417.688444] RIP: 0010:ieee80211_ibss_csa_beacon+0x4ad/0x600 [ 417.694597] RSP: 0018:ffff8881f4877c30 EFLAGS: 00010246 [ 417.700177] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 1ffff1103e90d189 [ 417.707435] RDX: 1ffffffff11e10a3 RSI: ffff8881f4868c28 RDI: 0000000000000001 [ 417.715993] RBP: ffff8881f4877c88 R08: ffff8881f4868c48 R09: 0000000000000000 [ 417.723876] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 417.732021] R13: ffff8881d6ad6728 R14: ffff8881d6ad6cf0 R15: ffff8881d6ad6200 [ 417.739973] FS: 0000000000000000(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000 [ 417.748539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 417.755227] CR2: 0000000020000040 CR3: 0000000008e6a002 CR4: 00000000001606e0 [ 417.762932] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 417.771443] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 417.779259] Call Trace: [ 417.782019] ieee80211_ibss_finish_csa+0x1aa/0x4c0 [ 417.787463] __ieee80211_csa_finalize+0x5d2/0xb30 [ 417.792473] ieee80211_csa_finalize_work+0xfb/0x120 [ 417.797822] process_one_work+0x74f/0x1620 [ 417.802746] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 417.807685] worker_thread+0xcc/0xee0 [ 417.812194] kthread+0x338/0x400 [ 417.815743] ? process_one_work+0x1620/0x1620 [ 417.820608] ? kthread_create_on_node+0xa0/0xa0 [ 417.825777] ret_from_fork+0x24/0x30 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 417.829669] Code: 01 e8 55 75 4d 00 e9 13 fd ff ff 49 8d bf e8 00 00 00 be ff ff ff ff e8 92 c8 79 fa 85 c0 0f 85 b3 fb ff ff 0f 0b e9 ac fb ff ff <0f> 0b bb ea ff ff ff e9 b7 fe ff ff e8 b2 94 b6 fa e9 c4 fb ff [ 417.849473] ---[ end trace 31cbe40ac54cc18f ]--- [ 417.856482] wlan1: failed to finalize CSA, disconnecting write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory