Warning: Permanently added '10.128.0.51' (ECDSA) to the list of known hosts. 2020/11/06 22:42:13 fuzzer started 2020/11/06 22:42:13 connecting to host at 10.128.0.26:42429 2020/11/06 22:42:13 checking machine... 2020/11/06 22:42:13 checking revisions... 2020/11/06 22:42:13 testing simple program... syzkaller login: [ 65.653756][ T8510] IPVS: ftp: loaded support on port[0] = 21 [ 65.815491][ T8510] chnl_net:caif_netlink_parms(): no params data found [ 65.870034][ T8510] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.877723][ T8510] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.885519][ T8510] device bridge_slave_0 entered promiscuous mode [ 65.895233][ T8510] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.903984][ T8510] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.912779][ T8510] device bridge_slave_1 entered promiscuous mode [ 65.933697][ T8510] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.944581][ T8510] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.967340][ T8510] team0: Port device team_slave_0 added [ 65.975134][ T8510] team0: Port device team_slave_1 added [ 65.995072][ T8510] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.002088][ T8510] 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. [ 66.028038][ T8510] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.040669][ T8510] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.048713][ T8510] 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. [ 66.074880][ T8510] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.101846][ T8510] device hsr_slave_0 entered promiscuous mode [ 66.108688][ T8510] device hsr_slave_1 entered promiscuous mode [ 66.212685][ T8510] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.223264][ T8510] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.233446][ T8510] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.244118][ T8510] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.270507][ T8510] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.277783][ T8510] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.286021][ T8510] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.293115][ T8510] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.342264][ T8510] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.358493][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.370265][ T23] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.379735][ T23] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.388176][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 66.401378][ T8510] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.413065][ T8463] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.423498][ T8463] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.430642][ T8463] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.446271][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.459616][ T23] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.466738][ T23] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.489729][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.498350][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.507273][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.518075][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.530965][ T8463] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.541888][ T8510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.561490][ T8463] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.570442][ T8463] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.584063][ T8510] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.604986][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.627446][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.636438][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.644225][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.655778][ T8510] device veth0_vlan entered promiscuous mode [ 66.669611][ T8510] device veth1_vlan entered promiscuous mode [ 66.692387][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.700962][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.710073][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.722030][ T8510] device veth0_macvtap entered promiscuous mode [ 66.732575][ T8510] device veth1_macvtap entered promiscuous mode [ 66.751226][ T8510] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.758975][ T8463] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.769237][ T8463] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.781749][ T8510] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.790965][ T8718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.802616][ T8510] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.811887][ T8510] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.821836][ T8510] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.831276][ T8510] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.912307][ T134] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.927653][ T134] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.958236][ T3000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.972369][ T134] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.984706][ T134] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.994580][ T3191] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.007915][ T134] BUG: sleeping function called from invalid context at net/mac80211/sta_info.c:1962 [ 67.018171][ T134] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 134, name: kworker/u4:3 [ 67.028596][ T134] 4 locks held by kworker/u4:3/134: [ 67.033814][ T134] #0: ffff888023832138 ((wq_completion)phy4){+.+.}-{0:0}, at: process_one_work+0x821/0x15a0 [ 67.045082][ T134] #1: ffffc900013bfda8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x854/0x15a0 [ 67.057399][ T134] #2: ffff88801c55cd00 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_work+0x93/0xe80 [ 67.067481][ T134] #3: ffffffff8b337160 (rcu_read_lock){....}-{1:2}, at: sta_info_insert_rcu+0x680/0x2ba0 [ 67.078173][ T134] Preemption disabled at: [ 67.078193][ T134] [] __mutex_lock+0x10f/0x10e0 [ 67.090176][ T134] CPU: 0 PID: 134 Comm: kworker/u4:3 Not tainted 5.10.0-rc2-syzkaller #0 [ 67.098597][ T134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.108651][ T134] Workqueue: phy4 ieee80211_iface_work [ 67.114096][ T134] Call Trace: [ 67.117386][ T134] dump_stack+0x107/0x163 [ 67.121776][ T134] ? __mutex_lock+0x10f/0x10e0 [ 67.126527][ T134] ___might_sleep.cold+0x1e8/0x22e [ 67.131667][ T134] sta_info_move_state+0x32/0x8d0 [ 67.136701][ T134] sta_info_free+0x65/0x3b0 [ 67.141226][ T134] sta_info_insert_rcu+0x303/0x2ba0 [ 67.146445][ T134] ? find_held_lock+0x2d/0x110 [ 67.151195][ T134] ? rate_control_rate_init+0x32c/0x6a0 [ 67.156757][ T134] ? sta_info_free+0x3b0/0x3b0 [ 67.161538][ T134] ? __local_bh_enable_ip+0x9c/0x110 [ 67.166831][ T134] ? rate_control_rate_init+0x35f/0x6a0 [ 67.172398][ T134] ieee80211_ibss_finish_sta+0x212/0x390 [ 67.178046][ T134] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 67.184098][ T134] ? __local_bh_enable_ip+0x9c/0x110 [ 67.189389][ T134] ieee80211_ibss_work+0x2c7/0xe80 [ 67.194488][ T134] ? ieee80211_ibss_rx_queued_mgmt+0x1870/0x1870 [ 67.200825][ T134] ? mark_held_locks+0x9f/0xe0 [ 67.205591][ T134] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 67.211385][ T134] ? lockdep_hardirqs_on+0x79/0x100 [ 67.216593][ T134] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 67.222397][ T134] ieee80211_iface_work+0x82e/0x970 [ 67.227585][ T134] process_one_work+0x933/0x15a0 [ 67.232527][ T134] ? lock_release+0x710/0x710 [ 67.237196][ T134] ? pwq_dec_nr_in_flight+0x320/0x320 [ 67.242564][ T134] ? rwlock_bug.part.0+0x90/0x90 [ 67.247488][ T134] ? _raw_spin_lock_irq+0x41/0x50 [ 67.252503][ T134] worker_thread+0x64c/0x1120 executing program [ 67.257174][ T134] ? process_one_work+0x15a0/0x15a0 [ 67.262397][ T134] kthread+0x3af/0x4a0 [ 67.266450][ T134] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 67.272364][ T134] ret_from_fork+0x1f/0x30 [ 67.286842][ T134] [ 67.289184][ T134] ============================= [ 67.294005][ T134] [ BUG: Invalid wait context ] [ 67.298830][ T134] 5.10.0-rc2-syzkaller #0 Tainted: G W [ 67.305569][ T134] ----------------------------- [ 67.310396][ T134] kworker/u4:3/134 is trying to lock: [ 67.315741][ T134] ffff888018d7a9d0 (&local->chanctx_mtx){+.+.}-{3:3}, at: ieee80211_recalc_min_chandef+0x49/0x140 [ 67.326348][ T134] other info that might help us debug this: [ 67.332211][ T134] context-{4:4} [ 67.335660][ T134] 4 locks held by kworker/u4:3/134: [ 67.340845][ T134] #0: ffff888023832138 ((wq_completion)phy4){+.+.}-{0:0}, at: process_one_work+0x821/0x15a0 [ 67.350989][ T134] #1: ffffc900013bfda8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x854/0x15a0 [ 67.362170][ T134] #2: ffff88801c55cd00 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_work+0x93/0xe80 [ 67.371629][ T134] #3: ffffffff8b337160 (rcu_read_lock){....}-{1:2}, at: sta_info_insert_rcu+0x680/0x2ba0 [ 67.381510][ T134] stack backtrace: [ 67.385218][ T134] CPU: 0 PID: 134 Comm: kworker/u4:3 Tainted: G W 5.10.0-rc2-syzkaller #0 [ 67.394998][ T134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.405038][ T134] Workqueue: phy4 ieee80211_iface_work [ 67.410483][ T134] Call Trace: [ 67.413755][ T134] dump_stack+0x107/0x163 [ 67.418064][ T134] __lock_acquire.cold+0x310/0x3a2 [ 67.423157][ T134] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 67.429128][ T134] ? find_held_lock+0x2d/0x110 [ 67.433881][ T134] lock_acquire+0x2a3/0x8c0 [ 67.438383][ T134] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 67.444337][ T134] ? lock_release+0x710/0x710 [ 67.449015][ T134] __mutex_lock+0x134/0x10e0 [ 67.453580][ T134] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 67.459552][ T134] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 67.465507][ T134] ? mutex_lock_io_nested+0xf60/0xf60 [ 67.470870][ T134] ? ieee80211_clear_fast_rx+0x58/0x80 [ 67.476306][ T134] ? mark_held_locks+0x9f/0xe0 [ 67.481045][ T134] ieee80211_recalc_min_chandef+0x49/0x140 [ 67.486846][ T134] sta_info_move_state+0x3cf/0x8d0 [ 67.491944][ T134] sta_info_free+0x65/0x3b0 [ 67.496423][ T134] sta_info_insert_rcu+0x303/0x2ba0 [ 67.501594][ T134] ? find_held_lock+0x2d/0x110 [ 67.506348][ T134] ? rate_control_rate_init+0x32c/0x6a0 [ 67.511888][ T134] ? sta_info_free+0x3b0/0x3b0 [ 67.516640][ T134] ? __local_bh_enable_ip+0x9c/0x110 [ 67.521932][ T134] ? rate_control_rate_init+0x35f/0x6a0 [ 67.527454][ T134] ieee80211_ibss_finish_sta+0x212/0x390 [ 67.533061][ T134] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 67.539213][ T134] ? __local_bh_enable_ip+0x9c/0x110 [ 67.544476][ T134] ieee80211_ibss_work+0x2c7/0xe80 [ 67.549566][ T134] ? ieee80211_ibss_rx_queued_mgmt+0x1870/0x1870 [ 67.555911][ T134] ? mark_held_locks+0x9f/0xe0 [ 67.560673][ T134] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 67.566478][ T134] ? lockdep_hardirqs_on+0x79/0x100 [ 67.571651][ T134] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 67.577435][ T134] ieee80211_iface_work+0x82e/0x970 [ 67.582623][ T134] process_one_work+0x933/0x15a0 [ 67.587538][ T134] ? lock_release+0x710/0x710 [ 67.592199][ T134] ? pwq_dec_nr_in_flight+0x320/0x320 [ 67.597548][ T134] ? rwlock_bug.part.0+0x90/0x90 [ 67.602460][ T134] ? _raw_spin_lock_irq+0x41/0x50 [ 67.607545][ T134] worker_thread+0x64c/0x1120 [ 67.612207][ T134] ? process_one_work+0x15a0/0x15a0 [ 67.617381][ T134] kthread+0x3af/0x4a0 [ 67.621425][ T134] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 67.627295][ T134] ret_from_fork+0x1f/0x30 [ 67.646057][ T3191] Bluetooth: hci0: command 0x0409 tx timeout 2020/11/06 22:42:17 building call list... [ 67.922355][ T214] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.020243][ T214] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.090095][ T214] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.179232][ T214] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.395382][ T214] device hsr_slave_0 left promiscuous mode [ 69.409514][ T214] device hsr_slave_1 left promiscuous mode [ 69.419411][ T214] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 69.427086][ T214] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 69.435067][ T214] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 69.443633][ T214] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 69.452434][ T214] device bridge_slave_1 left promiscuous mode [ 69.459066][ T214] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.467449][ T214] device bridge_slave_0 left promiscuous mode [ 69.473615][ T214] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.484155][ T214] device veth1_macvtap left promiscuous mode [ 69.490451][ T214] device veth0_macvtap left promiscuous mode [ 69.497079][ T214] device veth1_vlan left promiscuous mode [ 69.502812][ T214] device veth0_vlan left promiscuous mode executing program [ 70.682237][ T214] team0 (unregistering): Port device team_slave_1 removed [ 70.692015][ T214] team0 (unregistering): Port device team_slave_0 removed [ 70.703164][ T214] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 70.715872][ T214] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 70.742203][ T214] bond0 (unregistering): Released all slaves [ 70.788481][ T8485] can: request_module (can-proto-0) failed. [ 71.208228][ T8485] can: request_module (can-proto-0) failed. [ 71.218549][ T8485] can: request_module (can-proto-0) failed. [ 71.364547][ T8485] base_sock_release(000000005cefbbf5) sk=00000000b71655e9