[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 34.107303][ T6771] IPVS: ftp: loaded support on port[0] = 21 [ 34.398970][ T6691] tipc: TX() has been purged, node left! [ 34.678894][ T6752] can: request_module (can-proto-0) failed. [ 37.478617][ T6752] can: request_module (can-proto-0) failed. [ 37.488861][ T6752] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.1.61' (ECDSA) to the list of known hosts. 2020/04/21 14:44:54 parsed 1 programs 2020/04/21 14:44:55 executed programs: 0 [ 45.348100][ T6894] IPVS: ftp: loaded support on port[0] = 21 [ 45.375330][ T6897] IPVS: ftp: loaded support on port[0] = 21 [ 45.400401][ T6900] IPVS: ftp: loaded support on port[0] = 21 [ 45.408209][ T6902] IPVS: ftp: loaded support on port[0] = 21 [ 45.408260][ T6899] IPVS: ftp: loaded support on port[0] = 21 [ 45.461811][ T6913] IPVS: ftp: loaded support on port[0] = 21 [ 45.632466][ T6894] chnl_net:caif_netlink_parms(): no params data found [ 45.653610][ T6913] chnl_net:caif_netlink_parms(): no params data found [ 45.692716][ T6894] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.700955][ T6894] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.709505][ T6894] device bridge_slave_0 entered promiscuous mode [ 45.721954][ T6894] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.729945][ T6894] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.738241][ T6894] device bridge_slave_1 entered promiscuous mode [ 45.843672][ T6894] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 45.881105][ T6913] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.889281][ T6913] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.897583][ T6913] device bridge_slave_0 entered promiscuous mode [ 45.915407][ T6894] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 45.933783][ T6902] chnl_net:caif_netlink_parms(): no params data found [ 45.954052][ T6913] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.961421][ T6913] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.969651][ T6913] device bridge_slave_1 entered promiscuous mode [ 46.021933][ T6897] chnl_net:caif_netlink_parms(): no params data found [ 46.041986][ T6894] team0: Port device team_slave_0 added [ 46.053406][ T6899] chnl_net:caif_netlink_parms(): no params data found [ 46.063941][ T6913] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.079323][ T6913] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.088852][ T6902] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.096987][ T6902] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.105336][ T6902] device bridge_slave_0 entered promiscuous mode [ 46.113761][ T6894] team0: Port device team_slave_1 added [ 46.120066][ T6900] chnl_net:caif_netlink_parms(): no params data found [ 46.146869][ T6902] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.158170][ T6902] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.166721][ T6902] device bridge_slave_1 entered promiscuous mode [ 46.188706][ T6902] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.202064][ T6902] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.259955][ T6913] team0: Port device team_slave_0 added [ 46.273267][ T6913] team0: Port device team_slave_1 added [ 46.298248][ T6894] device hsr_slave_0 entered promiscuous mode [ 46.374948][ T6894] device hsr_slave_1 entered promiscuous mode [ 46.439252][ T6897] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.446894][ T6897] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.456264][ T6897] device bridge_slave_0 entered promiscuous mode [ 46.490407][ T6897] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.501879][ T6897] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.511157][ T6897] device bridge_slave_1 entered promiscuous mode [ 46.529813][ T6902] team0: Port device team_slave_0 added [ 46.538882][ T6902] team0: Port device team_slave_1 added [ 46.546312][ T6899] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.553414][ T6899] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.562190][ T6899] device bridge_slave_0 entered promiscuous mode [ 46.636150][ T6913] device hsr_slave_0 entered promiscuous mode [ 46.674652][ T6913] device hsr_slave_1 entered promiscuous mode [ 46.714422][ T6913] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 46.722323][ T6913] Cannot create hsr debugfs directory [ 46.731578][ T6900] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.739234][ T6900] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.747586][ T6900] device bridge_slave_0 entered promiscuous mode [ 46.766584][ T6899] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.773652][ T6899] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.787447][ T6899] device bridge_slave_1 entered promiscuous mode [ 46.802408][ T6900] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.809711][ T6900] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.819530][ T6900] device bridge_slave_1 entered promiscuous mode [ 46.828548][ T6897] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.917451][ T6902] device hsr_slave_0 entered promiscuous mode [ 46.975768][ T6902] device hsr_slave_1 entered promiscuous mode [ 47.014377][ T6902] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 47.021958][ T6902] Cannot create hsr debugfs directory [ 47.038604][ T6897] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.067736][ T6899] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.086268][ T6897] team0: Port device team_slave_0 added [ 47.100078][ T6894] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 47.147523][ T6900] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.159525][ T6900] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.170240][ T6899] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.185234][ T6897] team0: Port device team_slave_1 added [ 47.194739][ T6894] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 47.250927][ T6899] team0: Port device team_slave_0 added [ 47.259763][ T6899] team0: Port device team_slave_1 added [ 47.273748][ T6894] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 47.310737][ T6894] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 47.376805][ T6913] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 47.447205][ T6899] device hsr_slave_0 entered promiscuous mode [ 47.504588][ T6899] device hsr_slave_1 entered promiscuous mode [ 47.544620][ T6899] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 47.552235][ T6899] Cannot create hsr debugfs directory [ 47.560306][ T6900] team0: Port device team_slave_0 added [ 47.574728][ T6900] team0: Port device team_slave_1 added [ 47.596571][ T6913] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 47.690646][ T6897] device hsr_slave_0 entered promiscuous mode [ 47.736803][ T6897] device hsr_slave_1 entered promiscuous mode [ 47.794209][ T6897] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 47.801829][ T6897] Cannot create hsr debugfs directory [ 47.811398][ T6913] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 47.858828][ T6913] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 47.946736][ T6900] device hsr_slave_0 entered promiscuous mode [ 47.984480][ T6900] device hsr_slave_1 entered promiscuous mode [ 48.045088][ T6900] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 48.052674][ T6900] Cannot create hsr debugfs directory [ 48.068353][ T6902] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 48.130075][ T6902] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 48.186292][ T6902] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 48.228835][ T6902] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 48.302445][ T6899] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 48.325809][ T6899] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 48.379394][ T6899] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 48.441120][ T6899] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 48.588954][ T6897] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.637697][ T6897] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.701322][ T6894] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.714039][ T6900] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 48.745721][ T6900] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 48.795833][ T6897] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.861427][ T6897] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.915008][ T6894] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.921826][ T6900] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 48.957249][ T6900] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 49.012367][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.023257][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.065904][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.075395][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.088157][ T2606] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.095312][ T2606] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.103127][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.117045][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.126069][ T2606] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.133226][ T2606] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.172264][ T6899] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.183429][ T6913] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.197998][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.207256][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.216370][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.225604][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.234674][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.245260][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.293591][ T6894] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 49.309925][ T6894] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.324211][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.332627][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.342015][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.350306][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.359044][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.367986][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.376760][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.385567][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.395007][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.403309][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.413290][ T2575] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.423986][ T6913] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.452649][ T6902] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.459980][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.470316][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.479499][ T2606] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.486635][ T2606] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.494686][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.503309][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.511991][ T2606] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.519119][ T2606] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.527356][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.537660][ T6899] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.559038][ T6900] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.578721][ T2604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.587974][ T2604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.596965][ T2604] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.604536][ T2604] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.612360][ T2604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.628110][ T6897] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.647388][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.657767][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.668171][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.678978][ T2608] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.686339][ T2608] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.697870][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.705889][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.714049][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.725398][ T6902] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.747100][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.756084][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.763991][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.771488][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.783426][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.792524][ T2608] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.799643][ T2608] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.807459][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.818236][ T2608] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.832477][ T6900] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.855365][ T6897] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.862486][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.871512][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.880420][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.889386][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.897439][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.907046][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.916508][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.926099][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.935735][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.942924][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.950749][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.959767][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.968700][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.977409][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.986234][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.994686][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.007472][ T6894] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.019925][ T6899] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 50.031478][ T6899] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.056192][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.064503][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.072132][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.081020][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.091880][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.100349][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.109154][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.117958][ T2600] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.125114][ T2600] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.133000][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.142590][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.151241][ T2600] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.158358][ T2600] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.167286][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.175988][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.184659][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.193137][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.201968][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.210187][ T2600] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.238375][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.248098][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.259356][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.269584][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.278965][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.287892][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.301577][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.310766][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.320572][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.329802][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.388626][ T6900] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 50.401509][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.406429][ T7828] ------------[ cut here ]------------ [ 50.416590][ T7828] generic_make_request: Trying to write to read-only block-device loop0 (partno 0) [ 50.426788][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.436602][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.439715][ T7828] WARNING: CPU: 1 PID: 7828 at block/blk-core.c:809 generic_make_request_checks+0x1619/0x1d90 [ 50.446282][ T2606] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.454828][ T7828] Kernel panic - not syncing: panic_on_warn set ... [ 50.454839][ T7828] CPU: 1 PID: 7828 Comm: syz-executor.3 Not tainted 5.7.0-rc2-syzkaller #0 [ 50.454842][ T7828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.454846][ T7828] Call Trace: [ 50.454862][ T7828] dump_stack+0x12d/0x187 [ 50.454873][ T7828] ? generic_make_request_checks+0x1619/0x1d90 [ 50.454881][ T7828] panic+0x22a/0x4e3 [ 50.454887][ T7828] ? add_taint.cold.7+0x11/0x11 [ 50.454896][ T7828] ? __kasan_check_write+0x14/0x20 [ 50.454907][ T7828] __warn.cold.10+0x25/0x2a [ 50.454915][ T7828] ? generic_make_request_checks+0x1619/0x1d90 [ 50.454922][ T7828] report_bug+0x1b0/0x270 [ 50.454931][ T7828] ? rcu_dynticks_curr_cpu_in_eqs+0x54/0xb0 [ 50.454942][ T7828] do_error_trap+0x11b/0x200 [ 50.454950][ T7828] do_invalid_op+0x36/0x40 [ 50.454955][ T7828] ? generic_make_request_checks+0x1619/0x1d90 [ 50.454965][ T7828] invalid_op+0x23/0x30 [ 50.462001][ T2606] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.468550][ T7828] RIP: 0010:generic_make_request_checks+0x1619/0x1d90 [ 50.468558][ T7828] Code: 48 8d b5 78 ff ff ff 4c 89 f7 89 95 48 ff ff ff e8 cc 51 fe ff 8b 95 48 ff ff ff 48 c7 c7 a0 8d 82 87 48 89 c6 e8 af 9b 36 fe <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 c1 ea 03 80 3c 02 [ 50.468561][ T7828] RSP: 0018:ffff88808d7df358 EFLAGS: 00010282 [ 50.468566][ T7828] RAX: 0000000000000000 RBX: 1ffff11011afbe75 RCX: 0000000000000000 [ 50.468569][ T7828] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffff8a4928e0 [ 50.468572][ T7828] RBP: ffff88808d7df450 R08: ffffed1015d666a9 R09: ffffed1015d666a9 [ 50.468575][ T7828] R10: ffff8880aeb33547 R11: ffffed1015d666a8 R12: ffff8880a3517040 [ 50.468579][ T7828] R13: ffff88808fdfad10 R14: ffff88808fdfad00 R15: ffff88808fdfad08 [ 50.468597][ T7828] ? generic_make_request_checks+0x1619/0x1d90 [ 50.468605][ T7828] ? __lock_acquire+0xd26/0x3bf0 [ 50.468615][ T7828] ? trace_event_raw_event_block_rq_requeue+0x610/0x610 [ 50.487158][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.487404][ T7828] ? mark_lock+0xbf/0x630 [ 50.491254][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.494984][ T7828] ? __kasan_check_read+0x11/0x20 [ 50.494991][ T7828] ? hlock_class+0x52/0x120 [ 50.495002][ T7828] ? __lock_acquire+0xd26/0x3bf0 [ 50.495013][ T7828] generic_make_request+0x89/0x9f0 [ 50.495023][ T7828] ? blk_queue_enter+0x9f0/0x9f0 [ 50.495031][ T7828] ? mark_held_locks+0x130/0x130 [ 50.495036][ T7828] ? lock_downgrade+0x960/0x960 [ 50.495049][ T7828] submit_bio+0xe6/0x5b0 [ 50.495054][ T7828] ? submit_bio+0xe6/0x5b0 [ 50.495059][ T7828] ? guard_bio_eod+0xe3/0x290 [ 50.495067][ T7828] ? generic_make_request+0x9f0/0x9f0 [ 50.505179][ T2606] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.509907][ T7828] ? rcu_read_lock_held+0x9c/0xb0 [ 50.509914][ T7828] ? rcu_read_lock_held_common+0x120/0x120 [ 50.509918][ T7828] ? rcu_read_lock_held+0x9c/0xb0 [ 50.509926][ T7828] ? __kasan_check_read+0x11/0x20 [ 50.509941][ T7828] submit_bh_wbc+0x5b4/0x7b0 [ 50.509953][ T7828] __block_write_full_page+0x621/0xd40 [ 50.515130][ T2606] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.519522][ T7828] ? bdev_evict_inode+0x490/0x490 [ 50.528838][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.529961][ T7828] ? bdev_evict_inode+0x490/0x490 [ 50.529968][ T7828] block_write_full_page+0x1b1/0x240 [ 50.529976][ T7828] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.529984][ T7828] blkdev_writepage+0x13/0x20 [ 50.538686][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.540461][ T7828] __writepage+0x5a/0xd0 [ 50.540473][ T7828] write_cache_pages+0x5f3/0xec0 [ 50.546643][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.551024][ T7828] ? tag_pages_for_writeback+0x330/0x330 [ 50.551036][ T7828] ? clear_page_dirty_for_io+0xa60/0xa60 [ 50.551045][ T7828] ? __kasan_check_read+0x11/0x20 [ 50.556775][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.562358][ T7828] ? mark_lock+0xbf/0x630 [ 50.562364][ T7828] ? up_read+0x15f/0x7d0 [ 50.562386][ T7828] generic_writepages+0xca/0x130 [ 50.570727][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.588719][ T7828] ? write_cache_pages+0xec0/0xec0 [ 50.588733][ T7828] ? wbc_attach_and_unlock_inode+0x51a/0x820 [ 50.588744][ T7828] blkdev_writepages+0x9/0x10 [ 50.588749][ T7828] do_writepages+0xca/0x240 [ 50.588758][ T7828] ? page_writeback_cpu_online+0x10/0x10 [ 50.588767][ T7828] ? do_raw_spin_unlock+0x177/0x260 [ 50.588776][ T7828] ? _raw_spin_unlock+0x27/0x40 [ 50.588783][ T7828] ? wbc_attach_and_unlock_inode+0x51a/0x820 [ 50.588793][ T7828] __filemap_fdatawrite_range+0x25f/0x330 [ 50.588799][ T7828] ? delete_from_page_cache_batch+0xc20/0xc20 [ 50.588812][ T7828] ? blkdev_put+0x66/0x480 [ 50.599091][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.602816][ T7828] ? lock_downgrade+0x960/0x960 [ 50.602829][ T7828] filemap_write_and_wait_range+0xb2/0x160 [ 50.602839][ T7828] __sync_blockdev+0x64/0xa0 [ 50.602847][ T7828] __blkdev_put+0x171/0x680 [ 50.612970][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.618768][ T7828] ? __kasan_check_write+0x14/0x20 [ 50.618778][ T7828] ? do_raw_spin_lock+0x132/0x2e0 [ 50.618787][ T7828] ? freeze_bdev+0x190/0x190 [ 50.618794][ T7828] ? wait_for_completion+0x280/0x280 [ 50.618810][ T7828] blkdev_put+0x73/0x480 [ 50.618818][ T7828] blkdev_close+0x8e/0xd0 [ 50.618826][ T7828] __fput+0x2a7/0x790 [ 50.618837][ T7828] ____fput+0x9/0x10 [ 50.618844][ T7828] task_work_run+0xcc/0x160 [ 50.618856][ T7828] exit_to_usermode_loop+0x24e/0x2e0 [ 50.630374][ T2606] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.634775][ T7828] do_fast_syscall_32+0x927/0xbe0 [ 50.634787][ T7828] entry_SYSENTER_compat+0x70/0x7f [ 50.634794][ T7828] RIP: 0023:0xf7fb3e79 [ 50.634801][ T7828] Code: 89 f3 e8 1a 00 00 00 89 d3 eb e0 8b 04 24 c3 8b 1c 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 50.634804][ T7828] RSP: 002b:000000000847fbec EFLAGS: 00000212 ORIG_RAX: 0000000000000006 [ 50.634811][ T7828] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000000000 [ 50.634814][ T7828] RDX: 0000000000000005 RSI: 00000000ffffffff RDI: 0000000000000000 [ 50.634817][ T7828] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 50.634821][ T7828] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 50.634825][ T7828] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 50.642387][ T7828] Kernel Offset: disabled [ 51.108357][ T7828] Rebooting in 86400 seconds..