[ 405.215095] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 405.222774] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 405.232434] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 405.242454] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 405.253312] device bridge_slave_1 left promiscuous mode [ 405.259787] bridge0: port 2(bridge_slave_1) entered disabled state [ 405.311092] device bridge_slave_0 left promiscuous mode [ 405.318315] bridge0: port 1(bridge_slave_0) entered disabled state [ 405.372790] device veth1_macvtap left promiscuous mode [ 405.381075] device veth0_macvtap left promiscuous mode [ 405.387085] device veth1_vlan left promiscuous mode [ 405.394604] device veth0_vlan left promiscuous mode [ 405.502601] device hsr_slave_1 left promiscuous mode [ 405.554189] device hsr_slave_0 left promiscuous mode [ 405.608998] team0 (unregistering): Port device team_slave_1 removed [ 405.621488] team0 (unregistering): Port device team_slave_0 removed [ 405.632834] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 405.663227] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 405.716401] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.187' (ECDSA) to the list of known hosts. [ 411.450317] Bluetooth: hci0 command 0x0409 tx timeout [ 412.173402] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 412.181793] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 412.191951] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 412.200327] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 412.209316] device bridge_slave_1 left promiscuous mode [ 412.216153] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.260818] device bridge_slave_0 left promiscuous mode [ 412.267431] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.322728] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 412.331367] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 412.339757] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 412.349240] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 412.358466] device bridge_slave_1 left promiscuous mode [ 412.364836] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.411299] device bridge_slave_0 left promiscuous mode [ 412.420332] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.473455] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 412.483187] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 412.492606] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 412.501659] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 412.510677] device bridge_slave_1 left promiscuous mode [ 412.516787] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.550977] device bridge_slave_0 left promiscuous mode [ 412.557583] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.602263] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 412.610408] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 412.618903] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 412.629111] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 412.638603] device bridge_slave_1 left promiscuous mode [ 412.648891] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.700799] device bridge_slave_0 left promiscuous mode [ 412.707367] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.762693] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 412.770908] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 412.779154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 412.789004] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 412.799564] device bridge_slave_1 left promiscuous mode [ 412.807002] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.850797] device bridge_slave_0 left promiscuous mode [ 412.858415] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.924592] device veth1_macvtap left promiscuous mode [ 412.932575] device veth0_macvtap left promiscuous mode [ 412.939215] device veth1_vlan left promiscuous mode [ 412.947211] device veth0_vlan left promiscuous mode [ 412.955095] device veth1_macvtap left promiscuous mode [ 412.961948] device veth0_macvtap left promiscuous mode [ 412.968875] device veth1_vlan left promiscuous mode [ 412.983427] device veth0_vlan left promiscuous mode [ 412.989814] device veth1_macvtap left promiscuous mode [ 412.997230] device veth0_macvtap left promiscuous mode [ 413.003671] device veth1_vlan left promiscuous mode [ 413.010066] device veth0_vlan left promiscuous mode [ 413.016078] device veth1_macvtap left promiscuous mode [ 413.023970] device veth0_macvtap left promiscuous mode [ 413.031954] device veth1_vlan left promiscuous mode [ 413.038081] device veth0_vlan left promiscuous mode [ 413.044408] device veth1_macvtap left promiscuous mode [ 413.050720] device veth0_macvtap left promiscuous mode [ 413.057125] device veth1_vlan left promiscuous mode [ 413.064036] device veth0_vlan left promiscuous mode [ 413.303004] device hsr_slave_1 left promiscuous mode [ 413.342280] device hsr_slave_0 left promiscuous mode [ 413.386392] team0 (unregistering): Port device team_slave_1 removed [ 413.398963] team0 (unregistering): Port device team_slave_0 removed [ 413.412431] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 413.462446] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 413.524601] bond0 (unregistering): Released all slaves [ 413.531965] Bluetooth: hci0 command 0x041b tx timeout [ 413.634189] device hsr_slave_1 left promiscuous mode [ 413.683218] device hsr_slave_0 left promiscuous mode [ 413.735843] team0 (unregistering): Port device team_slave_1 removed [ 413.746660] team0 (unregistering): Port device team_slave_0 removed [ 413.756933] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 413.792387] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 413.845672] bond0 (unregistering): Released all slaves [ 413.964574] device hsr_slave_1 left promiscuous mode [ 414.012277] device hsr_slave_0 left promiscuous mode [ 414.055717] team0 (unregistering): Port device team_slave_1 removed [ 414.067836] team0 (unregistering): Port device team_slave_0 removed [ 414.078652] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 414.114115] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 414.166534] bond0 (unregistering): Released all slaves [ 414.263184] device hsr_slave_1 left promiscuous mode [ 414.312387] device hsr_slave_0 left promiscuous mode [ 414.355813] team0 (unregistering): Port device team_slave_1 removed [ 414.366378] team0 (unregistering): Port device team_slave_0 removed [ 414.378636] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 414.414868] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 414.464602] bond0 (unregistering): Released all slaves [ 414.573267] device hsr_slave_1 left promiscuous mode [ 414.612685] device hsr_slave_0 left promiscuous mode [ 414.656743] team0 (unregistering): Port device team_slave_1 removed [ 414.667485] team0 (unregistering): Port device team_slave_0 removed [ 414.679845] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 414.723052] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 414.784819] bond0 (unregistering): Released all slaves [ 415.609905] Bluetooth: hci0 command 0x040f tx timeout [ 417.689929] Bluetooth: hci0 command 0x0419 tx timeout [ 418.794447] IPVS: ftp: loaded support on port[0] = 21 [ 419.597229] chnl_net:caif_netlink_parms(): no params data found [ 419.643361] bridge0: port 1(bridge_slave_0) entered blocking state [ 419.651983] bridge0: port 1(bridge_slave_0) entered disabled state [ 419.661913] device bridge_slave_0 entered promiscuous mode [ 419.671025] bridge0: port 2(bridge_slave_1) entered blocking state [ 419.680955] bridge0: port 2(bridge_slave_1) entered disabled state [ 419.690580] device bridge_slave_1 entered promiscuous mode [ 419.707988] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 419.718588] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 419.736300] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 419.748260] team0: Port device team_slave_0 added [ 419.755075] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 419.767067] team0: Port device team_slave_1 added [ 419.782266] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 419.791007] 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. [ 419.827215] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 419.845013] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 419.854241] 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. [ 419.886282] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 419.899621] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 419.908960] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 419.971737] device hsr_slave_0 entered promiscuous mode [ 420.020187] device hsr_slave_1 entered promiscuous mode [ 420.060545] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 420.071294] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 420.122375] bridge0: port 2(bridge_slave_1) entered blocking state [ 420.130006] bridge0: port 2(bridge_slave_1) entered forwarding state [ 420.137675] bridge0: port 1(bridge_slave_0) entered blocking state [ 420.145421] bridge0: port 1(bridge_slave_0) entered forwarding state [ 420.169380] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 420.176868] 8021q: adding VLAN 0 to HW filter on device bond0 [ 420.186232] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 420.196664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 420.216900] bridge0: port 1(bridge_slave_0) entered disabled state [ 420.225829] bridge0: port 2(bridge_slave_1) entered disabled state [ 420.237930] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 420.246388] 8021q: adding VLAN 0 to HW filter on device team0 [ 420.255897] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 420.265677] bridge0: port 1(bridge_slave_0) entered blocking state [ 420.273274] bridge0: port 1(bridge_slave_0) entered forwarding state [ 420.285420] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 420.296311] bridge0: port 2(bridge_slave_1) entered blocking state [ 420.304596] bridge0: port 2(bridge_slave_1) entered forwarding state [ 420.320722] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 420.331165] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 420.340594] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 420.353004] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 420.367338] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 420.380853] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 420.390479] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 420.399232] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 420.413451] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 420.428104] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 420.438807] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 420.448020] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 420.460118] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 420.510181] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 420.522695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 420.549530] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 420.559514] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 420.569935] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 420.582181] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 420.591341] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 420.602361] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 420.611874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 420.621780] device veth0_vlan entered promiscuous mode [ 420.630782] device veth1_vlan entered promiscuous mode [ 420.643242] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 420.653330] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 420.662170] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 420.672864] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 420.683758] device veth0_macvtap entered promiscuous mode [ 420.691163] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 420.700249] device veth1_macvtap entered promiscuous mode [ 420.706846] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 420.716221] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 420.726268] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 420.736484] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 420.745044] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 420.753447] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 420.762489] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 420.771283] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 420.781034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 420.791808] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 420.800216] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 420.808480] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 420.819498] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 420.911987] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 420.930884] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 420.940733] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 420.951348] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 420.976208] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 420.985992] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 420.999013] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 421.010529] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 421.080867] ------------[ cut here ]------------ [ 421.086798] WARNING: CPU: 0 PID: 532 at net/mac80211/ibss.c:506 ieee80211_ibss_csa_beacon+0x4ad/0x600 [ 421.100063] Modules linked in: [ 421.103442] CPU: 0 PID: 532 Comm: kworker/u4:3 Not tainted 4.14.226-syzkaller #0 [ 421.112773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.125818] Workqueue: phy17 ieee80211_csa_finalize_work [ 421.135156] task: ffff8881f3d80040 task.stack: ffff8881f3d98000 [ 421.144100] RIP: 0010:ieee80211_ibss_csa_beacon+0x4ad/0x600 [ 421.151269] RSP: 0018:ffff8881f3d9fc30 EFLAGS: 00010246 [ 421.158732] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 1ffff1103e7b0131 [ 421.167040] RDX: 1ffffffff11e10a3 RSI: ffff8881f3d80968 RDI: 0000000000000001 [ 421.175509] RBP: ffff8881f3d9fc88 R08: ffff8881f3d80988 R09: 0000000000000000 [ 421.183256] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 421.192258] R13: ffff8881e0732628 R14: ffff8881e0732bf0 R15: ffff8881e0732100 [ 421.201800] FS: 0000000000000000(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 421.212660] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 421.220693] CR2: 00007fd643b02000 CR3: 0000000008e6a003 CR4: 00000000001606f0 [ 421.230705] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 421.242116] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 421.253479] Call Trace: [ 421.257812] ieee80211_ibss_finish_csa+0x1aa/0x4c0 [ 421.266628] __ieee80211_csa_finalize+0x5d2/0xb30 [ 421.273192] ieee80211_csa_finalize_work+0xfb/0x120 [ 421.280010] process_one_work+0x74f/0x1620 [ 421.287487] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 421.292870] worker_thread+0xcc/0xee0 [ 421.297639] kthread+0x338/0x400 [ 421.302154] ? process_one_work+0x1620/0x1620 [ 421.307251] ? kthread_create_on_node+0xa0/0xa0 [ 421.313237] ret_from_fork+0x24/0x30 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 421.317945] Code: 01 e8 55 3e 4d 00 e9 13 fd ff ff 49 8d bf e8 00 00 00 be ff ff ff ff e8 a2 eb 7a 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 9e b7 fa e9 c4 fb ff [ 421.340791] ---[ end trace 6f2cdbfe227ed3d1 ]--- [ 421.351012] wlan1: failed to finalize CSA, disconnecting write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory