[ 9.620873][ T3995] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: [ 9.652690][ T1574] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.659247][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.6' (ED25519) to the list of known hosts. 1970/01/01 00:00:30 parsed 1 programs 1970/01/01 00:00:30 serving rpc on tcp://44909 syzkaller login: [ 31.496312][ T4339] cgroup: Unknown subsys name 'net' [ 31.683958][ T4339] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 31.966933][ T4339] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 36.107663][ T4355] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.109332][ T4355] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.110731][ T4355] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.112943][ T4355] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.114459][ T4355] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 36.115862][ T4355] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 36.457890][ T1574] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.459343][ T1574] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.465344][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 36.469485][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.470885][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.473275][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 36.555369][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.556945][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.558376][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.578366][ T4384] infiniband rxe0: set active [ 36.579562][ T3902] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.580825][ T4384] infiniband rxe0: added rxe_eth0 [ 36.601056][ T4384] RDS/IB: rxe0: added [ 36.602034][ T4384] smc: adding ib device rxe0 with port count 1 [ 36.603133][ T4384] smc: ib device rxe0 port 1 has pnetid [ 36.604514][ T22] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.606060][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.624654][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.648645][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.669965][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.688637][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.706573][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.723680][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.747220][ T4384] rxe_eth0 speed is unknown, defaulting to 1000 [ 36.803387][ T4384] chnl_net:caif_netlink_parms(): no params data found [ 36.820849][ T4384] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.822478][ T4384] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.824124][ T4384] device bridge_slave_0 entered promiscuous mode [ 36.826722][ T4384] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.827698][ T4384] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.829127][ T4384] device bridge_slave_1 entered promiscuous mode [ 36.836435][ T4384] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.839088][ T4384] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.902646][ T4384] team0: Port device team_slave_0 added [ 36.904592][ T4384] team0: Port device team_slave_1 added [ 36.910287][ T4384] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.912087][ T4384] 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. [ 36.916257][ T4384] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.919206][ T4384] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.920312][ T4384] 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. [ 36.924947][ T4384] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.972522][ T4384] device hsr_slave_0 entered promiscuous mode [ 37.031616][ T4384] device hsr_slave_1 entered promiscuous mode [ 37.106247][ T4384] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.143106][ T4384] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.193133][ T4384] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 37.222761][ T4384] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.259282][ T4384] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.260664][ T4384] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.262320][ T4384] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.263534][ T4384] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.281015][ T4384] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.285894][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.288194][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.290105][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.295156][ T4384] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.298509][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.300386][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.301746][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.305899][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.307469][ T1574] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.308699][ T1574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.316043][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.317897][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.320909][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.324360][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.327083][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.329557][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.383736][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.385067][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.388293][ T4384] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.399773][ T4384] device veth0_vlan entered promiscuous mode [ 37.402363][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.404493][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.406246][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.407746][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.411405][ T4384] device veth1_vlan entered promiscuous mode [ 37.418193][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.419833][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.422637][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.425231][ T4384] device veth0_macvtap entered promiscuous mode [ 37.427806][ T4384] device veth1_macvtap entered promiscuous mode [ 37.434008][ T4384] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.435524][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.437711][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.440733][ T4384] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.443416][ T4384] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.444849][ T4384] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.446299][ T4384] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.447712][ T4384] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.450042][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.525107][ T4432] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.574323][ T4434] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.733202][ T4438] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.879392][ T4442] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.327609][ T4446] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.438863][ T4451] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.848059][ T4457] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.984489][ T4461] rxe_eth0 speed is unknown, defaulting to 1000 1970/01/01 00:00:39 executed programs: 0 [ 39.143067][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.144650][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.146070][ T4358] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.147653][ T4358] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.149188][ T4358] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.150639][ T4358] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.246612][ T4466] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.295701][ T4466] chnl_net:caif_netlink_parms(): no params data found [ 39.312261][ T4466] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.313730][ T4466] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.315405][ T4466] device bridge_slave_0 entered promiscuous mode [ 39.317531][ T4466] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.318732][ T4466] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.320284][ T4466] device bridge_slave_1 entered promiscuous mode [ 39.589446][ T4466] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.592368][ T4466] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.624919][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.633393][ T4466] team0: Port device team_slave_0 added [ 39.635380][ T4466] team0: Port device team_slave_1 added [ 39.640377][ T4466] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.641819][ T4466] 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. [ 39.646285][ T4466] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.648730][ T4466] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.649826][ T4466] 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. [ 39.655213][ T4466] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.682558][ T4466] device hsr_slave_0 entered promiscuous mode [ 39.721580][ T4466] device hsr_slave_1 entered promiscuous mode [ 39.761449][ T4466] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 39.762909][ T4466] Cannot create hsr debugfs directory [ 41.211681][ T4355] Bluetooth: hci0: command 0x0409 tx timeout [ 43.291766][ T4355] Bluetooth: hci0: command 0x041b tx timeout [ 43.542593][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.642860][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.733491][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.827045][ T4466] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.963197][ T4466] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.043037][ T4466] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.102323][ T4466] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.226073][ T4466] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.229646][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.231238][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.274486][ T4466] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.277135][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.278943][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.280392][ T1574] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.281745][ T1574] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.283553][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.286248][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.287898][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.289425][ T1574] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.290697][ T1574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.297385][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.300096][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.304863][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.306791][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.308501][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.311201][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.313777][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.316510][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.318050][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.320933][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.323385][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.325987][ T4466] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.381383][ T4355] Bluetooth: hci0: command 0x040f tx timeout [ 45.409076][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.410426][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.414112][ T4466] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.419420][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.421212][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.427943][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.429567][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.431229][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.433735][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.473571][ T4466] device veth0_vlan entered promiscuous mode [ 45.476884][ T4466] device veth1_vlan entered promiscuous mode [ 45.483192][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.484954][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.486454][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.488282][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.491730][ T4466] device veth0_macvtap entered promiscuous mode [ 45.494239][ T4466] device veth1_macvtap entered promiscuous mode [ 45.498827][ T4466] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 45.500507][ T4466] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.503035][ T4466] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.504508][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.506139][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.507739][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.509267][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.522860][ T4466] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 45.524476][ T4466] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.526560][ T4466] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.527933][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.529572][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.532828][ T4466] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.534273][ T4466] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.535924][ T4466] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.537405][ T4466] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.563731][ T4452] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.565218][ T4452] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.568212][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 45.576824][ T4452] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.578304][ T4452] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.580380][ T4452] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 45.709407][ T11] device hsr_slave_0 left promiscuous mode [ 45.732828][ T11] device hsr_slave_1 left promiscuous mode [ 45.749408][ T4567] loop0: detected capacity change from 0 to 32768 [ 45.755151][ T4567] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 45.756674][ T4567] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 45.767247][ T4567] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 45.769813][ T4497] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 45.771045][ T4497] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 45.785984][ T4497] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 14ms [ 45.788047][ T4497] gfs2: fsid=syz:syz.0: jid=0: Done [ 45.789356][ T4567] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 45.811710][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 45.813200][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 45.815436][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 45.816687][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 45.818508][ T11] device bridge_slave_1 left promiscuous mode [ 45.820064][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.862610][ T11] device bridge_slave_0 left promiscuous mode [ 45.863796][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.893336][ T4466] ------------[ cut here ]------------ [ 45.894426][ T4466] WARNING: CPU: 0 PID: 4466 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 [ 45.896176][ T4466] Modules linked in: [ 45.896840][ T4466] CPU: 0 PID: 4466 Comm: syz-executor Not tainted syzkaller #0 [ 45.898115][ T4466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.900055][ T4466] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.901539][ T4466] pc : __folio_mark_dirty+0x8b8/0xce0 [ 45.902511][ T4466] lr : __folio_mark_dirty+0x8b8/0xce0 [ 45.903496][ T4466] sp : ffff800021f77700 [ 45.904266][ T4466] x29: ffff800021f77710 x28: 1fffff80006a8f30 x27: 0000000000000000 [ 45.905786][ T4466] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c998 [ 45.907272][ T4466] x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018093933 [ 45.908838][ T4466] x20: ffff0000e07d6250 x19: fffffc0003547980 x18: 1fffe00033c1877e [ 45.910345][ T4466] x17: ffff80001641d000 x16: ffff8000082dbe80 x15: 000000000004ffff [ 45.911931][ T4466] x14: 0000000000000001 x13: 1fffe00018093933 x12: 0000000000000000 [ 45.913436][ T4466] x11: ff008000087196b8 x10: 0000000000000000 x9 : ffff8000087196b8 [ 45.914979][ T4466] x8 : ffff0000db79b800 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.916525][ T4466] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a6beb8 [ 45.918074][ T4466] x2 : ffff0000ceb04060 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.919579][ T4466] Call trace: [ 45.920196][ T4466] __folio_mark_dirty+0x8b8/0xce0 [ 45.921092][ T4466] mark_buffer_dirty+0x2b8/0x5c0 [ 45.922023][ T4466] gfs2_unpin+0x128/0x918 [ 45.922827][ T4466] buf_lo_after_commit+0x144/0x18c [ 45.923736][ T4466] __gfs2_log_flush+0x12e8/0x1bd4 [ 45.924647][ T4466] gfs2_log_flush+0x3c/0x58 [ 45.925417][ T4466] gfs2_kill_sb+0x5c/0xd8 [ 45.926200][ T4466] deactivate_locked_super+0xb4/0x128 [ 45.927179][ T4466] deactivate_super+0xe4/0x104 [ 45.928046][ T4466] cleanup_mnt+0x3a8/0x430 [ 45.928833][ T4466] __cleanup_mnt+0x20/0x30 [ 45.929630][ T4466] task_work_run+0x1f4/0x280 [ 45.930429][ T4466] do_notify_resume+0x20f8/0x2c84 [ 45.931300][ T4466] el0_svc+0x9c/0x12c [ 45.932011][ T4466] el0t_64_sync_handler+0x84/0xf0 [ 45.932897][ T4466] el0t_64_sync+0x18c/0x190 [ 45.933687][ T4466] irq event stamp: 161778 [ 45.934440][ T4466] hardirqs last enabled at (161777): [] folio_memcg_lock+0xe8/0x1f8 [ 45.936266][ T4466] hardirqs last disabled at (161778): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.938096][ T4466] softirqs last enabled at (161660): [] local_bh_enable+0x10/0x34 [ 45.939859][ T4466] softirqs last disabled at (161658): [] local_bh_disable+0x10/0x34 [ 45.941602][ T4466] ---[ end trace 0000000000000000 ]--- [ 45.945195][ T4466] ------------[ cut here ]------------ [ 45.946089][ T4466] WARNING: CPU: 0 PID: 4466 at include/linux/backing-dev.h:247 __folio_start_writeback+0x8a8/0xa98 [ 45.947756][ T4466] Modules linked in: [ 45.948441][ T4466] CPU: 0 PID: 4466 Comm: syz-executor Tainted: G W syzkaller #0 [ 45.950016][ T4466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.951692][ T4466] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.953066][ T4466] pc : __folio_start_writeback+0x8a8/0xa98 [ 45.954138][ T4466] lr : __folio_start_writeback+0x8a8/0xa98 [ 45.955135][ T4466] sp : ffff800021f77180 [ 45.955841][ T4466] x29: ffff800021f77260 x28: ffff7000043eee38 x27: 0000000000000000 [ 45.957304][ T4466] x26: ffff0000c049c7f0 x25: 1fffff80006a8f31 x24: dfff800000000000 [ 45.958839][ T4466] x23: ffff0000e07d6250 x22: ffff800021f771e0 x21: ffff0000c049c998 [ 45.960462][ T4466] x20: 0000000000000001 x19: fffffc0003547980 x18: 1fffe00033c1877e [ 45.962042][ T4466] x17: ffff80001641d000 x16: ffff8000082dbe80 x15: 0000000000000000 [ 45.963576][ T4466] x14: 0000000000000001 x13: 1fffff80006a8f30 x12: 0000000000000000 [ 45.965062][ T4466] x11: ff0080000871bbdc x10: 0000000000000000 x9 : ffff80000871bbdc [ 45.966529][ T4466] x8 : ffff0000db79b800 x7 : ffff80000871b62c x6 : 0000000000000000 [ 45.968012][ T4466] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000871b668 [ 45.969727][ T4466] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.971379][ T4466] Call trace: [ 45.972065][ T4466] __folio_start_writeback+0x8a8/0xa98 [ 45.973119][ T4466] set_page_writeback+0x5c/0x7c [ 45.974076][ T4466] gfs2_aspace_writepage+0x524/0x6f4 [ 45.975123][ T4466] __gfs2_writepage+0x70/0x184 [ 45.976044][ T4466] write_cache_pages+0x760/0xe00 [ 45.976908][ T4466] gfs2_ail1_flush+0x7a8/0x9f0 [ 45.977754][ T4466] empty_ail1_list+0x130/0x214 [ 45.978619][ T4466] __gfs2_log_flush+0x15c8/0x1bd4 [ 45.979546][ T4466] gfs2_log_flush+0x3c/0x58 [ 45.980390][ T4466] gfs2_kill_sb+0x5c/0xd8 [ 45.981198][ T4466] deactivate_locked_super+0xb4/0x128 [ 45.982165][ T4466] deactivate_super+0xe4/0x104 [ 45.983083][ T4466] cleanup_mnt+0x3a8/0x430 [ 45.983899][ T4466] __cleanup_mnt+0x20/0x30 [ 45.984675][ T4466] task_work_run+0x1f4/0x280 [ 45.985525][ T4466] do_notify_resume+0x20f8/0x2c84 [ 45.986441][ T4466] el0_svc+0x9c/0x12c [ 45.987270][ T4466] el0t_64_sync_handler+0x84/0xf0 [ 45.988202][ T4466] el0t_64_sync+0x18c/0x190 [ 45.989032][ T4466] irq event stamp: 162156 [ 45.989839][ T4466] hardirqs last enabled at (162155): [] folio_memcg_lock+0xe8/0x1f8 [ 45.991654][ T4466] hardirqs last disabled at (162156): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.993571][ T4466] softirqs last enabled at (162134): [] handle_softirqs+0xb1c/0xc90 [ 45.995321][ T4466] softirqs last disabled at (161781): [] __do_softirq+0x14/0x20 [ 45.997052][ T4466] ---[ end trace 0000000000000000 ]--- [ 46.006527][ C0] ------------[ cut here ]------------ [ 46.007635][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 46.009281][ C0] Modules linked in: [ 46.009920][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 46.011483][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.013401][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 46.014814][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 46.015847][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 46.016881][ C0] sp : ffff80001dc57980 [ 46.017640][ C0] x29: ffff80001dc579a0 x28: 1fffff800061f011 x27: 1fffff800061f010 [ 46.019163][ C0] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c7f0 [ 46.020699][ C0] x23: ffff0000c049c998 x22: ffff0000e07d42a0 x21: ffff0000e07d42a8 [ 46.022182][ C0] x20: 0000000000000001 x19: fffffc00030f8080 x18: 1fffe00033c1877e [ 46.023700][ C0] x17: ffff80001641d000 x16: ffff8000082dbe80 x15: 0000000000000000 [ 46.025258][ C0] x14: 0000000000000003 x13: 1ffff00003b8af22 x12: 0000000000000000 [ 46.026773][ C0] x11: ff0080000871b138 x10: 0000000000000000 x9 : ffff80000871b138 [ 46.028226][ C0] x8 : ffff0000c09b3800 x7 : 0000000000000000 x6 : 0000000000000000 [ 46.029669][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 46.031152][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.032536][ C0] Call trace: [ 46.033104][ C0] __folio_end_writeback+0x7d0/0x9cc [ 46.034053][ C0] folio_end_writeback+0x12c/0x410 [ 46.034987][ C0] end_page_writeback+0x58/0x74 [ 46.035798][ C0] end_buffer_async_write+0x330/0x4fc [ 46.036771][ C0] end_bio_bh_io_sync+0xb4/0x1e4 [ 46.037625][ C0] bio_endio+0x750/0x794 [ 46.038387][ C0] blk_update_request+0x4ac/0xc58 [ 46.039272][ C0] blk_mq_end_request+0x54/0x8c [ 46.040159][ C0] lo_complete_rq+0x1e8/0x238 [ 46.041030][ C0] blk_done_softirq+0x11c/0x168 [ 46.041974][ C0] handle_softirqs+0x318/0xc90 [ 46.042829][ C0] run_ksoftirqd+0x7c/0x2ac [ 46.043637][ C0] smpboot_thread_fn+0x4e8/0x960 [