Warning: Permanently added '10.128.10.58' (ECDSA) to the list of known hosts. 2020/11/18 08:05:31 fuzzer started 2020/11/18 08:05:32 connecting to host at 10.128.0.26:37815 2020/11/18 08:05:32 checking machine... 2020/11/18 08:05:32 checking revisions... 2020/11/18 08:05:32 testing simple program... syzkaller login: [ 63.682973][ T8491] IPVS: ftp: loaded support on port[0] = 21 [ 63.852194][ T8491] chnl_net:caif_netlink_parms(): no params data found [ 63.914113][ T8491] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.921836][ T8491] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.929810][ T8491] device bridge_slave_0 entered promiscuous mode [ 63.938601][ T8491] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.946113][ T8491] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.954029][ T8491] device bridge_slave_1 entered promiscuous mode [ 63.975415][ T8491] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.986370][ T8491] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.008901][ T8491] team0: Port device team_slave_0 added [ 64.016441][ T8491] team0: Port device team_slave_1 added [ 64.034996][ T8491] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.042171][ T8491] 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. [ 64.068258][ T8491] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.081511][ T8491] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.088481][ T8491] 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. [ 64.114506][ T8491] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.142864][ T8491] device hsr_slave_0 entered promiscuous mode [ 64.150417][ T8491] device hsr_slave_1 entered promiscuous mode [ 64.251765][ T8491] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.263544][ T8491] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.274195][ T8491] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.285495][ T8491] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.314392][ T8491] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.321572][ T8491] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.329531][ T8491] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.337665][ T8491] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.386305][ T8491] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.401374][ T4908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.413984][ T4908] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.421969][ T4908] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.430663][ T4908] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 64.444104][ T8491] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.456624][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.466385][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.473518][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.491027][ T4908] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.500918][ T4908] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.507959][ T4908] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.530305][ T4908] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.538922][ T4908] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.547765][ T4908] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.564924][ T8491] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.577275][ T8491] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.599694][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.607164][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.617695][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.625719][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.636820][ T8491] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.657529][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.681860][ T4909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.691354][ T4909] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.698977][ T4909] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.707125][ T8491] device veth0_vlan entered promiscuous mode [ 64.720960][ T8491] device veth1_vlan entered promiscuous mode [ 64.743560][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.753368][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.762343][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.774438][ T8491] device veth0_macvtap entered promiscuous mode [ 64.786352][ T8491] device veth1_macvtap entered promiscuous mode [ 64.804146][ T8491] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.813576][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.824757][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.836801][ T8491] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.844751][ T4909] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.854579][ T4909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.865958][ T8491] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.875232][ T8491] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.884378][ T8491] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.893754][ T8491] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.989285][ T237] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.997709][ T237] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.021233][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.041567][ T8426] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.051033][ T8426] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.063352][ T4909] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 65.102472][ T27] BUG: sleeping function called from invalid context at net/mac80211/sta_info.c:1962 [ 65.113505][ T27] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 27, name: kworker/u4:2 [ 65.126178][ T27] 4 locks held by kworker/u4:2/27: [ 65.133223][ T27] #0: ffff8880231be938 ((wq_completion)phy3){+.+.}-{0:0}, at: process_one_work+0x821/0x15a0 [ 65.172268][ T27] #1: ffffc90000e1fda8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x854/0x15a0 [ 65.210517][ T27] #2: ffff888027990d00 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_work+0x93/0xe80 2020/11/18 08:05:35 building call list... executing program [ 65.225654][ T27] #3: ffffffff8b337160 (rcu_read_lock){....}-{1:2}, at: sta_info_insert_rcu+0x680/0x2ba0 [ 65.258050][ T27] Preemption disabled at: [ 65.258081][ T27] [] __mutex_lock+0x10f/0x10e0 [ 65.270033][ T27] CPU: 0 PID: 27 Comm: kworker/u4:2 Not tainted 5.10.0-rc3-syzkaller #0 [ 65.278383][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.288472][ T27] Workqueue: phy3 ieee80211_iface_work [ 65.293970][ T27] Call Trace: [ 65.297287][ T27] dump_stack+0x107/0x163 [ 65.301637][ T27] ? __mutex_lock+0x10f/0x10e0 [ 65.306406][ T27] ___might_sleep.cold+0x1e8/0x22e [ 65.311537][ T27] sta_info_move_state+0x32/0x8d0 [ 65.316582][ T27] sta_info_free+0x65/0x3b0 [ 65.321114][ T27] sta_info_insert_rcu+0x303/0x2ba0 [ 65.326331][ T27] ? find_held_lock+0x2d/0x110 [ 65.331146][ T27] ? rate_control_rate_init+0x32c/0x6a0 [ 65.336716][ T27] ? sta_info_free+0x3b0/0x3b0 [ 65.341506][ T27] ? __local_bh_enable_ip+0x9c/0x110 [ 65.346821][ T27] ? rate_control_rate_init+0x35f/0x6a0 [ 65.352389][ T27] ieee80211_ibss_finish_sta+0x212/0x390 [ 65.358039][ T27] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 65.364123][ T27] ? __local_bh_enable_ip+0x9c/0x110 [ 65.369431][ T27] ieee80211_ibss_work+0x2c7/0xe80 [ 65.374575][ T27] ? ieee80211_ibss_rx_queued_mgmt+0x1870/0x1870 [ 65.380927][ T27] ? mark_held_locks+0x9f/0xe0 [ 65.385724][ T27] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 65.391547][ T27] ? lockdep_hardirqs_on+0x79/0x100 [ 65.396766][ T27] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 65.402595][ T27] ieee80211_iface_work+0x91f/0xa90 [ 65.407903][ T27] process_one_work+0x933/0x15a0 [ 65.412865][ T27] ? lock_release+0x710/0x710 [ 65.417551][ T27] ? pwq_dec_nr_in_flight+0x320/0x320 [ 65.422934][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 65.427879][ T27] ? _raw_spin_lock_irq+0x41/0x50 [ 65.432924][ T27] worker_thread+0x64c/0x1120 [ 65.437637][ T27] ? process_one_work+0x15a0/0x15a0 [ 65.442854][ T27] kthread+0x3af/0x4a0 [ 65.446936][ T27] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 65.452846][ T27] ret_from_fork+0x1f/0x30 [ 65.464445][ T27] [ 65.466784][ T27] ============================= [ 65.471622][ T27] [ BUG: Invalid wait context ] [ 65.476464][ T27] 5.10.0-rc3-syzkaller #0 Tainted: G W [ 65.483212][ T27] ----------------------------- [ 65.488048][ T27] kworker/u4:2/27 is trying to lock: [ 65.493322][ T27] ffff88801b7729d0 (&local->chanctx_mtx){+.+.}-{3:3}, at: ieee80211_recalc_min_chandef+0x49/0x140 [ 65.503924][ T27] other info that might help us debug this: [ 65.509817][ T27] context-{4:4} [ 65.513267][ T27] 4 locks held by kworker/u4:2/27: [ 65.518359][ T27] #0: ffff8880231be938 ((wq_completion)phy3){+.+.}-{0:0}, at: process_one_work+0x821/0x15a0 [ 65.528527][ T27] #1: ffffc90000e1fda8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x854/0x15a0 [ 65.539738][ T27] #2: ffff888027990d00 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_work+0x93/0xe80 [ 65.549227][ T27] #3: ffffffff8b337160 (rcu_read_lock){....}-{1:2}, at: sta_info_insert_rcu+0x680/0x2ba0 [ 65.559137][ T27] stack backtrace: [ 65.562866][ T27] CPU: 0 PID: 27 Comm: kworker/u4:2 Tainted: G W 5.10.0-rc3-syzkaller #0 [ 65.572576][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.582648][ T27] Workqueue: phy3 ieee80211_iface_work [ 65.588182][ T27] Call Trace: [ 65.591524][ T27] dump_stack+0x107/0x163 [ 65.595849][ T27] __lock_acquire.cold+0x310/0x3a2 [ 65.601132][ T27] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 65.607102][ T27] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 65.613072][ T27] lock_acquire+0x2a3/0x8c0 [ 65.617593][ T27] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 65.623571][ T27] ? lock_release+0x710/0x710 [ 65.628248][ T27] __mutex_lock+0x134/0x10e0 [ 65.632836][ T27] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 65.638810][ T27] ? ieee80211_recalc_min_chandef+0x49/0x140 [ 65.644790][ T27] ? mutex_lock_io_nested+0xf60/0xf60 [ 65.650158][ T27] ? ieee80211_clear_fast_rx+0x58/0x80 [ 65.655610][ T27] ? mark_held_locks+0x9f/0xe0 [ 65.660370][ T27] ieee80211_recalc_min_chandef+0x49/0x140 [ 65.666169][ T27] sta_info_move_state+0x3cf/0x8d0 [ 65.671273][ T27] sta_info_free+0x65/0x3b0 [ 65.675767][ T27] sta_info_insert_rcu+0x303/0x2ba0 [ 65.680961][ T27] ? find_held_lock+0x2d/0x110 [ 65.685716][ T27] ? rate_control_rate_init+0x32c/0x6a0 [ 65.691254][ T27] ? sta_info_free+0x3b0/0x3b0 [ 65.696008][ T27] ? __local_bh_enable_ip+0x9c/0x110 [ 65.699643][ T4909] Bluetooth: hci0: command 0x0409 tx timeout [ 65.701288][ T27] ? rate_control_rate_init+0x35f/0x6a0 [ 65.712785][ T27] ieee80211_ibss_finish_sta+0x212/0x390 [ 65.718423][ T27] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 65.724489][ T27] ? __local_bh_enable_ip+0x9c/0x110 [ 65.729773][ T27] ieee80211_ibss_work+0x2c7/0xe80 [ 65.734888][ T27] ? ieee80211_ibss_rx_queued_mgmt+0x1870/0x1870 [ 65.741213][ T27] ? mark_held_locks+0x9f/0xe0 [ 65.745975][ T27] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 65.751778][ T27] ? lockdep_hardirqs_on+0x79/0x100 [ 65.756970][ T27] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 65.762777][ T27] ieee80211_iface_work+0x91f/0xa90 [ 65.767970][ T27] process_one_work+0x933/0x15a0 [ 65.772905][ T27] ? lock_release+0x710/0x710 [ 65.777576][ T27] ? pwq_dec_nr_in_flight+0x320/0x320 [ 65.782951][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 65.787894][ T27] ? _raw_spin_lock_irq+0x41/0x50 [ 65.792926][ T27] worker_thread+0x64c/0x1120 [ 65.797619][ T27] ? process_one_work+0x15a0/0x15a0 [ 65.802835][ T27] kthread+0x3af/0x4a0 [ 65.806900][ T27] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 65.812788][ T27] ret_from_fork+0x1f/0x30 [ 65.981677][ T122] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.071428][ T122] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.163833][ T122] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.245282][ T122] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.430290][ T122] device hsr_slave_0 left promiscuous mode [ 67.449199][ T122] device hsr_slave_1 left promiscuous mode [ 67.455381][ T122] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 67.469499][ T122] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 67.477610][ T122] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 67.485742][ T122] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 67.494267][ T122] device bridge_slave_1 left promiscuous mode [ 67.500767][ T122] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.508948][ T122] device bridge_slave_0 left promiscuous mode [ 67.516065][ T122] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.526145][ T122] device veth1_macvtap left promiscuous mode [ 67.532723][ T122] device veth0_macvtap left promiscuous mode [ 67.538724][ T122] device veth1_vlan left promiscuous mode [ 67.544876][ T122] device veth0_vlan left promiscuous mode executing program [ 68.473986][ T122] team0 (unregistering): Port device team_slave_1 removed [ 68.483553][ T122] team0 (unregistering): Port device team_slave_0 removed [ 68.493594][ T122] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 68.507320][ T122] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 68.534141][ T122] bond0 (unregistering): Released all slaves [ 68.622823][ T8478] can: request_module (can-proto-0) failed. [ 69.008887][ T8478] can: request_module (can-proto-0) failed. [ 69.018959][ T8478] can: request_module (can-proto-0) failed. [ 69.158953][ T8478] base_sock_release(00000000132539ff) sk=000000009cbe70ad