[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.37' (ECDSA) to the list of known hosts. 2020/11/07 02:35:28 parsed 1 programs 2020/11/07 02:35:28 executed programs: 0 syzkaller login: [ 56.385787][ T8472] IPVS: ftp: loaded support on port[0] = 21 [ 56.539654][ T8472] chnl_net:caif_netlink_parms(): no params data found [ 56.594292][ T8472] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.602575][ T8472] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.611778][ T8472] device bridge_slave_0 entered promiscuous mode [ 56.621995][ T8472] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.629101][ T8472] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.637747][ T8472] device bridge_slave_1 entered promiscuous mode [ 56.657679][ T8472] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.668437][ T8472] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.691066][ T8472] team0: Port device team_slave_0 added [ 56.698135][ T8472] team0: Port device team_slave_1 added [ 56.716983][ T8472] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.724099][ T8472] 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. [ 56.750859][ T8472] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.764244][ T8472] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.771752][ T8472] 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. [ 56.798366][ T8472] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.826281][ T8472] device hsr_slave_0 entered promiscuous mode [ 56.832942][ T8472] device hsr_slave_1 entered promiscuous mode [ 56.926649][ T8472] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.936183][ T8472] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.949877][ T8472] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.958609][ T8472] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.984160][ T8472] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.991361][ T8472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.998897][ T8472] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.006033][ T8472] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.051807][ T8472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.065677][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.076522][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.085592][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.094013][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 57.107514][ T8472] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.118769][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.127893][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.135026][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.146996][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.156315][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.163462][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.182754][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.191995][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.204772][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.220329][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.228494][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.239907][ T8472] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.256618][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.264824][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.278751][ T8472] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.297469][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.317345][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.325924][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.333772][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.343870][ T8472] device veth0_vlan entered promiscuous mode [ 57.356556][ T8472] device veth1_vlan entered promiscuous mode [ 57.376363][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 57.385128][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 57.394151][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 57.405384][ T8472] device veth0_macvtap entered promiscuous mode [ 57.415474][ T8472] device veth1_macvtap entered promiscuous mode [ 57.433758][ T8472] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 57.441708][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 57.451783][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 57.462938][ T8472] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 57.471634][ T3179] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 57.484053][ T8472] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.493345][ T8472] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.502399][ T8472] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.511352][ T8472] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.584681][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 57.602505][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 57.617031][ T3179] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 57.648312][ T1527] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 57.657080][ T1527] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 57.667802][ T8691] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 57.679496][ T35] BUG: sleeping function called from invalid context at net/mac80211/sta_info.c:1962 [ 57.690527][ T35] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 35, name: kworker/u4:2 [ 57.699597][ T35] 4 locks held by kworker/u4:2/35: [ 57.706669][ T35] #0: ffff88802af11138 ((wq_completion)phy4){+.+.}-{0:0}, at: process_one_work+0x6f4/0xfc0 [ 57.717964][ T35] #1: ffffc90000e0fd80 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x733/0xfc0 [ 57.735718][ T35] #2: ffff88802f27cd00 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_work+0x4e/0x1450 [