Warning: Permanently added '10.128.0.197' (ECDSA) to the list of known hosts. 2020/11/10 18:44:39 fuzzer started 2020/11/10 18:44:39 connecting to host at 10.128.0.26:41355 2020/11/10 18:44:39 checking machine... 2020/11/10 18:44:39 checking revisions... 2020/11/10 18:44:39 testing simple program... syzkaller login: [ 67.259086][ T8495] IPVS: ftp: loaded support on port[0] = 21 [ 67.439254][ T8495] chnl_net:caif_netlink_parms(): no params data found [ 67.494538][ T8495] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.502184][ T8495] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.510096][ T8495] device bridge_slave_0 entered promiscuous mode [ 67.519588][ T8495] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.527662][ T8495] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.535793][ T8495] device bridge_slave_1 entered promiscuous mode [ 67.556818][ T8495] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.567585][ T8495] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.591395][ T8495] team0: Port device team_slave_0 added [ 67.598767][ T8495] team0: Port device team_slave_1 added [ 67.617927][ T8495] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.625156][ T8495] 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. [ 67.653186][ T8495] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.667433][ T8495] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.675729][ T8495] 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. [ 67.702821][ T8495] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.730919][ T8495] device hsr_slave_0 entered promiscuous mode [ 67.737565][ T8495] device hsr_slave_1 entered promiscuous mode [ 67.836168][ T8495] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.847031][ T8495] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.857883][ T8495] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.868184][ T8495] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.892926][ T8495] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.900138][ T8495] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.907937][ T8495] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.915093][ T8495] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.958671][ T8495] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.976433][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.986814][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.995117][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.003459][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 68.016676][ T8495] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.028488][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.037798][ T4901] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.044950][ T4901] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.063643][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.072457][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.079613][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.101596][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.111197][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.119464][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.128525][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.139454][ T8495] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.151001][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.170222][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.177595][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.191143][ T8495] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.211202][ T2999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.231216][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.239453][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.249163][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.259915][ T8495] device veth0_vlan entered promiscuous mode [ 68.273106][ T8495] device veth1_vlan entered promiscuous mode [ 68.294285][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.302494][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.311632][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.323855][ T8495] device veth0_macvtap entered promiscuous mode [ 68.334347][ T8495] device veth1_macvtap entered promiscuous mode [ 68.351586][ T8495] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.358974][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 68.371187][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.385928][ T8495] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.393737][ T4029] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 68.406379][ T8495] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.416082][ T8495] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.425192][ T8495] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.435405][ T8495] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.509555][ T21] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.523362][ T21] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.550157][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.581643][ T21] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.589580][ T21] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.600054][ T4901] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.633268][ T8] BUG: sleeping function called from invalid context at net/mac80211/sta_info.c:1962 [ 68.633560][ T21] [ 68.644018][ T8] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 8, name: kworker/u4:0 [ 68.645232][ T21] ============================= [ 68.645235][ T21] [ BUG: Invalid wait context ] [ 68.645243][ T21] 5.10.0-rc3-syzkaller #0 Not tainted [ 68.645254][ T21] ----------------------------- [ 68.655972][ T8] INFO: lockdep is turned off. [ 68.659009][ T21] kworker/u4:1/21 is trying to lock: [ 68.659015][ T21] ffff88801c13a9d0 (&local->chanctx_mtx [ 68.664410][ T8] Preemption disabled at: [ 68.669212][ T21] ){+.+.}-{3:3}, at: ieee80211_recalc_min_chandef+0x49/0x140 [ 68.669238][ T21] other info that might help us debug this: [ 68.675089][ T8] [] __mutex_lock+0x10f/0x10e0 [ 68.678795][ T21] context-{4:4} [ 68.678802][ T21] 4 locks held by kworker/u4:1/21: [ 68.678806][ T21] #0: ffff888027d3e938 [ 68.685075][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted 5.10.0-rc3-syzkaller #0 [ 68.689594][ T21] ( [ 68.693899][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.701234][ T21] (wq_completion)phy3 [ 68.707194][ T8] Workqueue: phy4 ieee80211_iface_work [ 68.713482][ T21] ){+.+.}-{0:0} [ 68.716933][ T8] [ 68.722026][ T21] , at: process_one_work+0x821/0x15a0 [ 68.726148][ T8] Call Trace: [ 68.734440][ T21] #1: [ 68.736943][ T8] dump_stack+0x107/0x163 [ 68.746963][ T21] ffffc90000dbfda8 [ 68.750924][ T8] ? __mutex_lock+0x10f/0x10e0 [ 68.756345][ T21] ( [ 68.759800][ T8] ___might_sleep.cold+0x1e8/0x22e [ 68.762464][ T21] (work_completion)(&sdata->work) [ 68.767838][ T8] sta_info_move_state+0x32/0x8d0 [ 68.771089][ T21] ){+.+.}-{0:0} [ 68.773836][ T8] sta_info_free+0x65/0x3b0 [ 68.778133][ T21] , at: process_one_work+0x854/0x15a0 [ 68.781829][ T8] sta_info_insert_rcu+0x303/0x2ba0 [ 68.786554][ T21] #2: [ 68.789042][ T8] ? find_held_lock+0x2d/0x110 [ 68.794115][ T21] ffff88802d3e4d00 [ 68.799119][ T8] ? rate_control_rate_init+0x32c/0x6a0 [ 68.804108][ T21] ( [ 68.807553][ T8] ? sta_info_free+0x3b0/0x3b0 [ 68.812018][ T21] &wdev->mtx [ 68.817372][ T8] ? __local_bh_enable_ip+0x9c/0x110 [ 68.822557][ T21] ){+.+.}-{3:3} [ 68.825302][ T8] ? rate_control_rate_init+0x35f/0x6a0 [ 68.830034][ T21] , at: ieee80211_ibss_work+0x93/0xe80 [ 68.833746][ T8] ieee80211_ibss_finish_sta+0x212/0x390 [ 68.839251][ T21] #3: [ 68.841750][ T8] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 68.846474][ T21] ffffffff8b337160 [ 68.849654][ T8] ? __local_bh_enable_ip+0x9c/0x110 [ 68.854899][ T21] ( [ 68.858342][ T8] ieee80211_ibss_work+0x2c7/0xe80 [ 68.863863][ T21] rcu_read_lock [ 68.869388][ T8] ? ieee80211_ibss_rx_queued_mgmt+0x1870/0x1870 [ 68.874984][ T21] ){....}-{1:2} [ 68.877729][ T8] ? mark_held_locks+0x9f/0xe0 [ 68.883764][ T21] , at: sta_info_insert_rcu+0x680/0x2ba0 [ 68.887459][ T8] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 68.892706][ T21] stack backtrace: [ 68.895192][ T8] ? lockdep_hardirqs_on+0x79/0x100 [ 68.938519][ T8] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 68.944328][ T8] ieee80211_iface_work+0x82e/0x970 [ 68.949509][ T8] process_one_work+0x933/0x15a0 [ 68.954429][ T8] ? lock_release+0x710/0x710 [ 68.959084][ T8] ? pwq_dec_nr_in_flight+0x320/0x320 [ 68.964438][ T8] ? rwlock_bug.part.0+0x90/0x90 [ 68.969357][ T8] ? _raw_spin_lock_irq+0x41/0x50 [ 68.974361][ T8] worker_thread+0x64c/0x1120 [ 68.979026][ T8] ? process_one_work+0x15a0/0x15a0 [ 68.984204][ T8] kthread+0x3af/0x4a0 [ 68.988255][ T8] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 68.994151][ T8] ret_from_fork+0x1f/0x30 [ 68.998583][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.10.0-rc3-syzkaller #0 [ 69.006935][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.017003][ T21] Workqueue: phy3 ieee80211_iface_work [ 69.022461][ T21] Call Trace: [ 69.025755][ T21] dump_stack+0x107/0x163 [ 69.030086][ T21] __lock_acquire.cold+0x310/0x3a2 [ 69.035206][ T21] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 69.041194][ T21] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 69.047180][ T21] lock_acquire+0x2a3/0x8c0 [ 69.051687][ T21] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 69.057695][ T21] ? lock_release+0x710/0x710 [ 69.062361][ T21] __mutex_lock+0x134/0x10e0 [ 69.066935][ T21] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 69.072895][ T21] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 69.078857][ T21] ? mutex_lock_io_nested+0xf60/0xf60 [ 69.084231][ T21] ? ieee80211_clear_fast_rx+0x58/0x80 [ 69.089670][ T21] ? mark_held_locks+0x9f/0xe0 [ 69.094417][ T21] ieee80211_recalc_min_chandef+0x49/0x140 [ 69.100213][ T21] sta_info_move_state+0x3cf/0x8d0 [ 69.105307][ T21] sta_info_free+0x65/0x3b0 [ 69.109896][ T21] sta_info_insert_rcu+0x303/0x2ba0 [ 69.115077][ T21] ? find_held_lock+0x2d/0x110 [ 69.119824][ T21] ? rate_control_rate_init+0x32c/0x6a0 [ 69.125353][ T21] ? sta_info_free+0x3b0/0x3b0 [ 69.130102][ T21] ? __local_bh_enable_ip+0x9c/0x110 [ 69.135369][ T21] ? rate_control_rate_init+0x35f/0x6a0 [ 69.140915][ T21] ieee80211_ibss_finish_sta+0x212/0x390 [ 69.146533][ T21] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 69.152592][ T21] ? __local_bh_enable_ip+0x9c/0x110 [ 69.157859][ T21] ieee80211_ibss_work+0x2c7/0xe80 [ 69.162970][ T21] ? ieee80211_ibss_rx_queued_mgmt+0x1870/0x1870 [ 69.169280][ T21] ? mark_held_locks+0x9f/0xe0 [ 69.174116][ T21] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 69.179904][ T21] ? lockdep_hardirqs_on+0x79/0x100 [ 69.185084][ T21] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 69.190871][ T21] ieee80211_iface_work+0x82e/0x970 [ 69.196050][ T21] process_one_work+0x933/0x15a0 executing program [ 69.200971][ T21] ? lock_release+0x710/0x710 [ 69.205626][ T21] ? pwq_dec_nr_in_flight+0x320/0x320 [ 69.210996][ T21] ? rwlock_bug.part.0+0x90/0x90 [ 69.215915][ T21] ? _raw_spin_lock_irq+0x41/0x50 [ 69.220936][ T21] worker_thread+0x64c/0x1120 [ 69.225700][ T21] ? process_one_work+0x15a0/0x15a0 [ 69.230881][ T21] kthread+0x3af/0x4a0 [ 69.234940][ T21] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 69.240814][ T21] ret_from_fork+0x1f/0x30 2020/11/10 18:44:42 building call list... [ 69.269810][ T4901] Bluetooth: hci0: command 0x0409 tx timeout [ 69.487667][ T8] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.574374][ T8] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.653188][ T8] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.735602][ T8] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.010610][ T8] device hsr_slave_0 left promiscuous mode [ 71.025191][ T8] device hsr_slave_1 left promiscuous mode [ 71.032255][ T8] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 71.041154][ T8] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 71.049359][ T8] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 71.057174][ T8] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 71.065657][ T8] device bridge_slave_1 left promiscuous mode [ 71.072343][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.081375][ T8] device bridge_slave_0 left promiscuous mode [ 71.087625][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.098559][ T8] device veth1_macvtap left promiscuous mode [ 71.105339][ T8] device veth0_macvtap left promiscuous mode [ 71.112121][ T8] device veth1_vlan left promiscuous mode [ 71.117888][ T8] device veth0_vlan left promiscuous mode executing program [ 72.232402][ T8] team0 (unregistering): Port device team_slave_1 removed [ 72.242768][ T8] team0 (unregistering): Port device team_slave_0 removed [ 72.252665][ T8] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 72.267654][ T8] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 72.294725][ T8] bond0 (unregistering): Released all slaves [ 72.417968][ T8485] can: request_module (can-proto-0) failed. [ 72.793590][ T8485] can: request_module (can-proto-0) failed. [ 72.803379][ T8485] can: request_module (can-proto-0) failed. [ 72.943357][ T8485] base_sock_release(0000000045e461f3) sk=00000000b4b9ff17