[ 45.442498][ T4142] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.443954][ T4142] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.445352][ T4142] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.449479][ T3623] Bluetooth: hci0: command 0x040f tx timeout [ 45.464231][ T351] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.466400][ T351] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.467817][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 45.473760][ T351] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.475089][ T351] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.476389][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.915224][ T9] device hsr_slave_0 left promiscuous mode [ 50.959787][ T9] device hsr_slave_1 left promiscuous mode [ 51.050518][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 51.051714][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 51.053923][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 51.055168][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 51.056544][ T9] device bridge_slave_1 left promiscuous mode [ 51.057740][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.110750][ T9] device bridge_slave_0 left promiscuous mode [ 51.111873][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.249633][ T9] device veth1_macvtap left promiscuous mode [ 51.250811][ T9] device veth0_macvtap left promiscuous mode [ 51.251812][ T9] device veth1_vlan left promiscuous mode [ 51.252797][ T9] device veth0_vlan left promiscuous mode [ 51.345240][ T9] team0 (unregistering): Port device team_slave_1 removed [ 51.349245][ T9] team0 (unregistering): Port device team_slave_0 removed [ 51.354907][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 51.392538][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 51.512695][ T9] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.1.75' (ED25519) to the list of known hosts. [ 54.153811][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.193428][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.243640][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.283710][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:54 parsed 1 programs [ 56.119187][ T4331] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 56.475310][ T9] device hsr_slave_0 left promiscuous mode [ 56.529540][ T9] device hsr_slave_1 left promiscuous mode [ 56.640065][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 56.641358][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 56.643229][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 56.644470][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 56.645970][ T9] device bridge_slave_1 left promiscuous mode [ 56.647029][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.700783][ T9] device bridge_slave_0 left promiscuous mode [ 56.701895][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.840417][ T9] device veth1_macvtap left promiscuous mode [ 56.841537][ T9] device veth0_macvtap left promiscuous mode [ 56.842496][ T9] device veth1_vlan left promiscuous mode [ 56.843593][ T9] device veth0_vlan left promiscuous mode [ 56.958946][ T9] team0 (unregistering): Port device team_slave_1 removed [ 56.964897][ T9] team0 (unregistering): Port device team_slave_0 removed [ 56.968659][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 57.032714][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 57.132960][ T9] bond0 (unregistering): Released all slaves [ 57.404838][ T4416] chnl_net:caif_netlink_parms(): no params data found [ 57.421912][ T4416] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.423243][ T4416] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.424746][ T4416] device bridge_slave_0 entered promiscuous mode [ 57.426805][ T4416] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.428055][ T4416] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.429554][ T4416] device bridge_slave_1 entered promiscuous mode [ 57.436881][ T4416] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.439374][ T4416] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.448130][ T4416] team0: Port device team_slave_0 added [ 57.450144][ T4416] team0: Port device team_slave_1 added [ 57.456573][ T4416] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.457732][ T4416] 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. [ 57.462704][ T4416] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.465201][ T4416] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.466410][ T4416] 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. [ 57.470846][ T4416] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.540840][ T4416] device hsr_slave_0 entered promiscuous mode [ 57.579632][ T4416] device hsr_slave_1 entered promiscuous mode [ 58.141233][ T4416] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.210563][ T4416] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.262361][ T4416] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.310550][ T4416] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.386868][ T4416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.392732][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.394225][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.396995][ T4416] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.400605][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.402131][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.403623][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.404706][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.406079][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.408963][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.412495][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.413972][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.415009][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.418486][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.423169][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.426266][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.428199][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.431377][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.440312][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.442116][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.443593][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.445211][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.446931][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.448592][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.451309][ T4416] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.496448][ T4416] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.499806][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.501205][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.506293][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.507941][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.519593][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.521332][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.524380][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.525992][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.528164][ T4416] device veth0_vlan entered promiscuous mode [ 58.532348][ T4416] device veth1_vlan entered promiscuous mode [ 58.539498][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.541089][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.542518][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.544105][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.546994][ T4416] device veth0_macvtap entered promiscuous mode [ 58.549201][ T4416] device veth1_macvtap entered promiscuous mode [ 58.556138][ T4416] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.558204][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.559900][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.561377][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.562948][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.566022][ T4416] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.567301][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.568879][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.581233][ T4416] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.582734][ T4416] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.584116][ T4416] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.585479][ T4416] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.892725][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.179388][ T351] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.181155][ T351] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.182958][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 59.189647][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.190829][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.192071][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 62.022162][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.572281][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.623293][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:05 executed programs: 0 [ 65.506132][ T4777] chnl_net:caif_netlink_parms(): no params data found [ 65.524103][ T4777] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.525312][ T4777] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.526877][ T4777] device bridge_slave_0 entered promiscuous mode [ 65.528955][ T4777] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.532251][ T4777] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.533825][ T4777] device bridge_slave_1 entered promiscuous mode [ 65.546826][ T4777] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.551146][ T4777] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.560573][ T4777] team0: Port device team_slave_0 added [ 65.562703][ T4777] team0: Port device team_slave_1 added [ 65.569334][ T4777] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 65.571311][ T4777] 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. [ 65.575557][ T4777] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 65.582257][ T4777] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 65.583465][ T4777] 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. [ 65.587450][ T4777] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 65.630713][ T4777] device hsr_slave_0 entered promiscuous mode [ 65.669743][ T4777] device hsr_slave_1 entered promiscuous mode [ 65.709495][ T4777] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.710702][ T4777] Cannot create hsr debugfs directory [ 66.224965][ T4777] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.275324][ T4777] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.330748][ T4777] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.362456][ T4777] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.405574][ T4777] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.406990][ T4777] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.408182][ T4777] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.409368][ T4777] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.415397][ T9] device hsr_slave_0 left promiscuous mode [ 66.459825][ T9] device hsr_slave_1 left promiscuous mode [ 66.519841][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 66.521028][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 66.522522][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 66.523615][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 66.525009][ T9] device bridge_slave_1 left promiscuous mode [ 66.526272][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.580518][ T9] device bridge_slave_0 left promiscuous mode [ 66.581591][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.719521][ T9] device veth1_macvtap left promiscuous mode [ 66.720532][ T9] device veth0_macvtap left promiscuous mode [ 66.721511][ T9] device veth1_vlan left promiscuous mode [ 66.722392][ T9] device veth0_vlan left promiscuous mode [ 66.807644][ T9] team0 (unregistering): Port device team_slave_1 removed [ 66.811593][ T9] team0 (unregistering): Port device team_slave_0 removed [ 66.815316][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 66.844197][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 66.922892][ T9] bond0 (unregistering): Released all slaves [ 67.020031][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.021577][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.036120][ T4777] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.041694][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.043133][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.046031][ T4777] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.048739][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.051504][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.052920][ T1614] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.054122][ T1614] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.058356][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.060310][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.061821][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.062971][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.064289][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.068726][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.071053][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.073058][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.075591][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.078477][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.081220][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.084605][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.086097][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.088822][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.092622][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.095169][ T4777] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.134234][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.135563][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.141356][ T4777] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.151649][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.153253][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.155458][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.156994][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.158770][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.162311][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.164656][ T4777] device veth0_vlan entered promiscuous mode [ 67.168170][ T4777] device veth1_vlan entered promiscuous mode [ 67.178418][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.180140][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.181606][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 67.183089][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.186142][ T4777] device veth0_macvtap entered promiscuous mode [ 67.188567][ T4777] device veth1_macvtap entered promiscuous mode [ 67.196827][ T4777] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.198173][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.200087][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 67.201549][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.203255][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.206788][ T4777] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.208795][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.211114][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.215135][ T4777] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.216683][ T4777] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.218045][ T4777] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.219547][ T4777] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.242195][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.243607][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.244907][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.253258][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.254603][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.255902][ T1614] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.385156][ T4923] loop0: detected capacity change from 0 to 32768 [ 67.458680][ T4777] BUG: Bad page state in process syz-executor pfn:116069 [ 67.460226][ T3623] Bluetooth: hci0: command 0x0409 tx timeout [ 67.461722][ T4777] page:0000000098834581 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x116069 [ 67.463589][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 67.465041][ T4777] raw: 05ffc00000002006 fffffc000309b6c8 ffff80001f4675a0 0000000000000000 [ 67.466978][ T4777] raw: 0000000000000004 ffff0000c7bc6000 00000000ffffffff 0000000000000000 [ 67.468262][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 67.469354][ T4777] Modules linked in: [ 67.470925][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Not tainted syzkaller #0 [ 67.472093][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 67.473690][ T4777] Call trace: [ 67.474241][ T4777] dump_backtrace+0x0/0x458 [ 67.474862][ T4777] show_stack+0x2c/0x3c [ 67.475399][ T4777] __dump_stack+0x30/0x40 [ 67.476078][ T4777] dump_stack_lvl+0xf4/0x15c [ 67.476755][ T4777] dump_stack+0x1c/0x5c [ 67.477379][ T4777] bad_page+0x188/0x1a8 [ 67.478054][ T4777] check_free_page_bad+0xf4/0x16c [ 67.478740][ T4777] free_unref_page_prepare+0x748/0xa94 [ 67.479631][ T4777] free_unref_page_list+0xdc/0x740 [ 67.480520][ T4777] release_pages+0x13a0/0x16c0 [ 67.481322][ T4777] __pagevec_release+0x84/0xf8 [ 67.482138][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 67.483058][ T4777] truncate_inode_pages+0x2c/0x3c [ 67.483908][ T4777] dbUnmount+0xf4/0x168 [ 67.484600][ T4777] jfs_umount+0x1c4/0x324 [ 67.485274][ T4777] jfs_put_super+0x90/0x18c [ 67.486018][ T4777] generic_shutdown_super+0x138/0x2f8 [ 67.486863][ T4777] kill_block_super+0x78/0xe0 [ 67.487710][ T4777] deactivate_locked_super+0xc0/0x13c [ 67.488541][ T4777] deactivate_super+0xf0/0x110 [ 67.489388][ T4777] cleanup_mnt+0x3bc/0x470 [ 67.490154][ T4777] __cleanup_mnt+0x20/0x30 [ 67.490809][ T4777] task_work_run+0x13c/0x1e8 [ 67.491592][ T4777] do_notify_resume+0x2488/0x30a8 [ 67.492444][ T4777] el0_svc+0xf0/0x1d0 [ 67.493147][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 67.493956][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 67.495958][ T4777] Disabling lock debugging due to kernel taint [ 67.497044][ T4777] BUG: Bad page state in process syz-executor pfn:1026db [ 67.498102][ T4777] page:000000008105fe3a refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1026db [ 67.502258][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 67.503915][ T4777] raw: 05ffc00000002006 fffffc0003272b08 ffff80001f4675a0 0000000000000000 [ 67.505434][ T4777] raw: 0000000000000003 ffff0000c7bc60f8 00000000ffffffff 0000000000000000 [ 67.506858][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 67.508093][ T4777] Modules linked in: [ 67.508702][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 67.510138][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 67.512093][ T4777] Call trace: [ 67.512682][ T4777] dump_backtrace+0x0/0x458 [ 67.513389][ T4777] show_stack+0x2c/0x3c [ 67.514187][ T4777] __dump_stack+0x30/0x40 [ 67.515031][ T4777] dump_stack_lvl+0xf4/0x15c [ 67.515812][ T4777] dump_stack+0x1c/0x5c [ 67.516511][ T4777] bad_page+0x188/0x1a8 [ 67.517220][ T4777] check_free_page_bad+0xf4/0x16c [ 67.518086][ T4777] free_unref_page_prepare+0x748/0xa94 [ 67.519007][ T4777] free_unref_page_list+0xdc/0x740 [ 67.519834][ T4777] release_pages+0x13a0/0x16c0 [ 67.520688][ T4777] __pagevec_release+0x84/0xf8 [ 67.521491][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 67.522491][ T4777] truncate_inode_pages+0x2c/0x3c [ 67.523356][ T4777] dbUnmount+0xf4/0x168 [ 67.524066][ T4777] jfs_umount+0x1c4/0x324 [ 67.524838][ T4777] jfs_put_super+0x90/0x18c [ 67.525615][ T4777] generic_shutdown_super+0x138/0x2f8 [ 67.526528][ T4777] kill_block_super+0x78/0xe0 [ 67.527271][ T4777] deactivate_locked_super+0xc0/0x13c [ 67.528222][ T4777] deactivate_super+0xf0/0x110 [ 67.529082][ T4777] cleanup_mnt+0x3bc/0x470 [ 67.529900][ T4777] __cleanup_mnt+0x20/0x30 [ 67.530606][ T4777] task_work_run+0x13c/0x1e8 [ 67.531503][ T4777] do_notify_resume+0x2488/0x30a8 [ 67.532533][ T4777] el0_svc+0xf0/0x1d0 [ 67.533259][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 67.534096][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 67.661714][ T4927] loop0: detected capacity change from 0 to 32768 [ 67.716542][ T4777] BUG: Bad page state in process syz-executor pfn:11b828 [ 67.717749][ T4777] page:0000000031f4e1d1 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11b828 [ 67.719356][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 67.721481][ T4777] raw: 05ffc00000002006 fffffc00039da688 ffff80001f4675a0 0000000000000000 [ 67.722809][ T4777] raw: 0000000000000004 ffff0000cbe4f000 00000000ffffffff 0000000000000000 [ 67.724076][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 67.725175][ T4777] Modules linked in: [ 67.725765][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 67.727140][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 67.728676][ T4777] Call trace: [ 67.729184][ T4777] dump_backtrace+0x0/0x458 [ 67.729927][ T4777] show_stack+0x2c/0x3c [ 67.730680][ T4777] __dump_stack+0x30/0x40 [ 67.731381][ T4777] dump_stack_lvl+0xf4/0x15c [ 67.732163][ T4777] dump_stack+0x1c/0x5c [ 67.732838][ T4777] bad_page+0x188/0x1a8 [ 67.733592][ T4777] check_free_page_bad+0xf4/0x16c [ 67.734397][ T4777] free_unref_page_prepare+0x748/0xa94 [ 67.735303][ T4777] free_unref_page_list+0xdc/0x740 [ 67.736256][ T4777] release_pages+0x13a0/0x16c0 [ 67.737097][ T4777] __pagevec_release+0x84/0xf8 [ 67.737871][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 67.738796][ T4777] truncate_inode_pages+0x2c/0x3c [ 67.739672][ T4777] dbUnmount+0xf4/0x168 [ 67.740353][ T4777] jfs_umount+0x1c4/0x324 [ 67.741101][ T4777] jfs_put_super+0x90/0x18c [ 67.741966][ T4777] generic_shutdown_super+0x138/0x2f8 [ 67.742937][ T4777] kill_block_super+0x78/0xe0 [ 67.743836][ T4777] deactivate_locked_super+0xc0/0x13c [ 67.744761][ T4777] deactivate_super+0xf0/0x110 [ 67.745567][ T4777] cleanup_mnt+0x3bc/0x470 [ 67.746342][ T4777] __cleanup_mnt+0x20/0x30 [ 67.747027][ T4777] task_work_run+0x13c/0x1e8 [ 67.747792][ T4777] do_notify_resume+0x2488/0x30a8 [ 67.748655][ T4777] el0_svc+0xf0/0x1d0 [ 67.749347][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 67.750100][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 67.752433][ T4777] BUG: Bad page state in process syz-executor pfn:12769a [ 67.753559][ T4777] page:00000000fb902f74 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12769a [ 67.755168][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 67.756716][ T4777] raw: 05ffc00000002006 fffffc0003227588 ffff80001f4675a0 0000000000000000 [ 67.758075][ T4777] raw: 0000000000000003 ffff0000cbe4f0f8 00000000ffffffff 0000000000000000 [ 67.759390][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 67.763234][ T4777] Modules linked in: [ 67.763887][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 67.765272][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 67.766748][ T4777] Call trace: [ 67.767293][ T4777] dump_backtrace+0x0/0x458 [ 67.768015][ T4777] show_stack+0x2c/0x3c [ 67.768650][ T4777] __dump_stack+0x30/0x40 [ 67.769346][ T4777] dump_stack_lvl+0xf4/0x15c [ 67.770082][ T4777] dump_stack+0x1c/0x5c [ 67.770839][ T4777] bad_page+0x188/0x1a8 [ 67.771525][ T4777] check_free_page_bad+0xf4/0x16c [ 67.772468][ T4777] free_unref_page_prepare+0x748/0xa94 [ 67.773337][ T4777] free_unref_page_list+0xdc/0x740 [ 67.774124][ T4777] release_pages+0x13a0/0x16c0 [ 67.774882][ T4777] __pagevec_release+0x84/0xf8 [ 67.775746][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 67.776663][ T4777] truncate_inode_pages+0x2c/0x3c [ 67.777514][ T4777] dbUnmount+0xf4/0x168 [ 67.778240][ T4777] jfs_umount+0x1c4/0x324 [ 67.778969][ T4777] jfs_put_super+0x90/0x18c [ 67.779693][ T4777] generic_shutdown_super+0x138/0x2f8 [ 67.780577][ T4777] kill_block_super+0x78/0xe0 [ 67.781320][ T4777] deactivate_locked_super+0xc0/0x13c [ 67.782309][ T4777] deactivate_super+0xf0/0x110 [ 67.783057][ T4777] cleanup_mnt+0x3bc/0x470 [ 67.783750][ T4777] __cleanup_mnt+0x20/0x30 [ 67.784500][ T4777] task_work_run+0x13c/0x1e8 [ 67.785269][ T4777] do_notify_resume+0x2488/0x30a8 [ 67.786061][ T4777] el0_svc+0xf0/0x1d0 [ 67.786729][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 67.787621][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 67.915587][ T4929] loop0: detected capacity change from 0 to 32768 [ 67.976939][ T4777] BUG: Bad page state in process syz-executor pfn:112a90 [ 67.978068][ T4777] page:00000000de448924 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x112a90 [ 67.980271][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 67.981873][ T4777] raw: 05ffc00000002006 fffffc00033fc588 ffff80001f4675a0 0000000000000000 [ 67.983196][ T4777] raw: 0000000000000004 ffff0000d5bbe1f0 00000000ffffffff 0000000000000000 [ 67.984474][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 67.985677][ T4777] Modules linked in: [ 67.986311][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 67.987743][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 67.989216][ T4777] Call trace: [ 67.989809][ T4777] dump_backtrace+0x0/0x458 [ 67.990654][ T4777] show_stack+0x2c/0x3c [ 67.991431][ T4777] __dump_stack+0x30/0x40 [ 67.992093][ T4777] dump_stack_lvl+0xf4/0x15c [ 67.992869][ T4777] dump_stack+0x1c/0x5c [ 67.993579][ T4777] bad_page+0x188/0x1a8 [ 67.994268][ T4777] check_free_page_bad+0xf4/0x16c [ 67.995126][ T4777] free_unref_page_prepare+0x748/0xa94 [ 67.995991][ T4777] free_unref_page_list+0xdc/0x740 [ 67.996942][ T4777] release_pages+0x13a0/0x16c0 [ 67.997815][ T4777] __pagevec_release+0x84/0xf8 [ 67.998636][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 67.999656][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.000609][ T4777] dbUnmount+0xf4/0x168 [ 68.001331][ T4777] jfs_umount+0x1c4/0x324 [ 68.002138][ T4777] jfs_put_super+0x90/0x18c [ 68.002907][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.003829][ T4777] kill_block_super+0x78/0xe0 [ 68.004639][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.005476][ T4777] deactivate_super+0xf0/0x110 [ 68.006290][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.007049][ T4777] __cleanup_mnt+0x20/0x30 [ 68.007820][ T4777] task_work_run+0x13c/0x1e8 [ 68.008553][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.009362][ T4777] el0_svc+0xf0/0x1d0 [ 68.010039][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.010785][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.014885][ T4777] BUG: Bad page state in process syz-executor pfn:10ff16 [ 68.016089][ T4777] page:000000003d03c55c refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10ff16 [ 68.017832][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.019307][ T4777] raw: 05ffc00000002006 fffffc000338b4c8 ffff80001f4675a0 0000000000000000 [ 68.021873][ T4777] raw: 0000000000000003 ffff0000d5bbe2e8 00000000ffffffff 0000000000000000 [ 68.023432][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.024700][ T4777] Modules linked in: [ 68.025342][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.026920][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.028820][ T4777] Call trace: [ 68.029354][ T4777] dump_backtrace+0x0/0x458 [ 68.030261][ T4777] show_stack+0x2c/0x3c [ 68.031049][ T4777] __dump_stack+0x30/0x40 [ 68.031877][ T4777] dump_stack_lvl+0xf4/0x15c [ 68.032830][ T4777] dump_stack+0x1c/0x5c [ 68.033605][ T4777] bad_page+0x188/0x1a8 [ 68.034349][ T4777] check_free_page_bad+0xf4/0x16c [ 68.035240][ T4777] free_unref_page_prepare+0x748/0xa94 [ 68.036161][ T4777] free_unref_page_list+0xdc/0x740 [ 68.037094][ T4777] release_pages+0x13a0/0x16c0 [ 68.037903][ T4777] __pagevec_release+0x84/0xf8 [ 68.038798][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 68.039824][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.040770][ T4777] dbUnmount+0xf4/0x168 [ 68.041529][ T4777] jfs_umount+0x1c4/0x324 [ 68.042319][ T4777] jfs_put_super+0x90/0x18c [ 68.043168][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.044149][ T4777] kill_block_super+0x78/0xe0 [ 68.044905][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.045854][ T4777] deactivate_super+0xf0/0x110 [ 68.046709][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.047508][ T4777] __cleanup_mnt+0x20/0x30 [ 68.048279][ T4777] task_work_run+0x13c/0x1e8 [ 68.049060][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.050001][ T4777] el0_svc+0xf0/0x1d0 [ 68.050695][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.051599][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.172702][ T4931] loop0: detected capacity change from 0 to 32768 [ 68.204810][ T4777] BUG: Bad page state in process syz-executor pfn:115bc1 [ 68.206003][ T4777] page:00000000ae8b8b23 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x115bc1 [ 68.207817][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.209859][ T4777] raw: 05ffc00000002006 fffffc000364fe48 ffff80001f4675a0 0000000000000000 [ 68.211239][ T4777] raw: 0000000000000004 ffff0000d1f501f0 00000000ffffffff 0000000000000000 [ 68.212513][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.213657][ T4777] Modules linked in: [ 68.214340][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.215894][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.217549][ T4777] Call trace: [ 68.218113][ T4777] dump_backtrace+0x0/0x458 [ 68.218908][ T4777] show_stack+0x2c/0x3c [ 68.219599][ T4777] __dump_stack+0x30/0x40 [ 68.220341][ T4777] dump_stack_lvl+0xf4/0x15c [ 68.221210][ T4777] dump_stack+0x1c/0x5c [ 68.221987][ T4777] bad_page+0x188/0x1a8 [ 68.222742][ T4777] check_free_page_bad+0xf4/0x16c [ 68.223635][ T4777] free_unref_page_prepare+0x748/0xa94 [ 68.224614][ T4777] free_unref_page_list+0xdc/0x740 [ 68.225505][ T4777] release_pages+0x13a0/0x16c0 [ 68.226360][ T4777] __pagevec_release+0x84/0xf8 [ 68.227136][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 68.228200][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.229082][ T4777] dbUnmount+0xf4/0x168 [ 68.229806][ T4777] jfs_umount+0x1c4/0x324 [ 68.230636][ T4777] jfs_put_super+0x90/0x18c [ 68.231435][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.232362][ T4777] kill_block_super+0x78/0xe0 [ 68.233164][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.234099][ T4777] deactivate_super+0xf0/0x110 [ 68.234843][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.235647][ T4777] __cleanup_mnt+0x20/0x30 [ 68.236405][ T4777] task_work_run+0x13c/0x1e8 [ 68.237195][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.238021][ T4777] el0_svc+0xf0/0x1d0 [ 68.238683][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.239513][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.240538][ T4777] BUG: Bad page state in process syz-executor pfn:1193f9 [ 68.241660][ T4777] page:000000007950ba69 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1193f9 [ 68.243276][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.244834][ T4777] raw: 05ffc00000002006 fffffc0003be8188 ffff80001f4675a0 0000000000000000 [ 68.246169][ T4777] raw: 0000000000000003 ffff0000d1f502e8 00000000ffffffff 0000000000000000 [ 68.247631][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.248744][ T4777] Modules linked in: [ 68.249335][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.250918][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.252675][ T4777] Call trace: [ 68.253283][ T4777] dump_backtrace+0x0/0x458 [ 68.254080][ T4777] show_stack+0x2c/0x3c [ 68.254815][ T4777] __dump_stack+0x30/0x40 [ 68.255556][ T4777] dump_stack_lvl+0xf4/0x15c [ 68.256362][ T4777] dump_stack+0x1c/0x5c [ 68.257103][ T4777] bad_page+0x188/0x1a8 [ 68.257767][ T4777] check_free_page_bad+0xf4/0x16c [ 68.258613][ T4777] free_unref_page_prepare+0x748/0xa94 [ 68.259700][ T4777] free_unref_page_list+0xdc/0x740 [ 68.260623][ T4777] release_pages+0x13a0/0x16c0 [ 68.261437][ T4777] __pagevec_release+0x84/0xf8 [ 68.262301][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 68.263324][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.264139][ T4777] dbUnmount+0xf4/0x168 [ 68.264842][ T4777] jfs_umount+0x1c4/0x324 [ 68.265585][ T4777] jfs_put_super+0x90/0x18c [ 68.266375][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.267308][ T4777] kill_block_super+0x78/0xe0 [ 68.268060][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.269001][ T4777] deactivate_super+0xf0/0x110 [ 68.269780][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.270551][ T4777] __cleanup_mnt+0x20/0x30 [ 68.271288][ T4777] task_work_run+0x13c/0x1e8 [ 68.272076][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.272891][ T4777] el0_svc+0xf0/0x1d0 [ 68.273581][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.274400][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.418454][ T4933] loop0: detected capacity change from 0 to 32768 [ 68.492175][ T4777] BUG: Bad page state in process syz-executor pfn:10a5cd [ 68.493417][ T4777] page:00000000d4bac639 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10a5cd [ 68.495056][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.496573][ T4777] raw: 05ffc00000002006 fffffc000326f0c8 ffff80001f4675a0 0000000000000000 [ 68.498257][ T4777] raw: 0000000000000004 ffff0000edf1d3e0 00000000ffffffff 0000000000000000 [ 68.500178][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.501451][ T4777] Modules linked in: [ 68.502092][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.503405][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.504902][ T4777] Call trace: [ 68.505347][ T4777] dump_backtrace+0x0/0x458 [ 68.506053][ T4777] show_stack+0x2c/0x3c [ 68.506658][ T4777] __dump_stack+0x30/0x40 [ 68.507320][ T4777] dump_stack_lvl+0xf4/0x15c [ 68.508116][ T4777] dump_stack+0x1c/0x5c [ 68.508837][ T4777] bad_page+0x188/0x1a8 [ 68.509504][ T4777] check_free_page_bad+0xf4/0x16c [ 68.510364][ T4777] free_unref_page_prepare+0x748/0xa94 [ 68.511253][ T4777] free_unref_page_list+0xdc/0x740 [ 68.512134][ T4777] release_pages+0x13a0/0x16c0 [ 68.512899][ T4777] __pagevec_release+0x84/0xf8 [ 68.513722][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 68.514703][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.515640][ T4777] dbUnmount+0xf4/0x168 [ 68.516404][ T4777] jfs_umount+0x1c4/0x324 [ 68.517143][ T4777] jfs_put_super+0x90/0x18c [ 68.517984][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.519018][ T4777] kill_block_super+0x78/0xe0 [ 68.519820][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.520774][ T4777] deactivate_super+0xf0/0x110 [ 68.521625][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.522485][ T4777] __cleanup_mnt+0x20/0x30 [ 68.523306][ T4777] task_work_run+0x13c/0x1e8 [ 68.524116][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.524974][ T4777] el0_svc+0xf0/0x1d0 [ 68.525746][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.526636][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.529152][ T4777] BUG: Bad page state in process syz-executor pfn:109bc3 [ 68.530809][ T4777] page:00000000c1a7dbf7 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x109bc3 [ 68.532445][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.534065][ T4777] raw: 05ffc00000002006 fffffc000356f648 ffff80001f4675a0 0000000000000000 [ 68.535480][ T4777] raw: 0000000000000003 ffff0000edf1d4d8 00000000ffffffff 0000000000000000 [ 68.536707][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.537837][ T4777] Modules linked in: [ 68.538455][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.539878][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.541640][ T4777] Call trace: [ 68.542188][ T4777] dump_backtrace+0x0/0x458 [ 68.542919][ T4777] show_stack+0x2c/0x3c [ 68.543580][ T4777] __dump_stack+0x30/0x40 [ 68.544297][ T4777] dump_stack_lvl+0xf4/0x15c [ 68.545156][ T4777] dump_stack+0x1c/0x5c [ 68.545931][ T4777] bad_page+0x188/0x1a8 [ 68.546655][ T4777] check_free_page_bad+0xf4/0x16c [ 68.547565][ T4777] free_unref_page_prepare+0x748/0xa94 [ 68.548497][ T4777] free_unref_page_list+0xdc/0x740 [ 68.549385][ T4777] release_pages+0x13a0/0x16c0 [ 68.550216][ T4777] __pagevec_release+0x84/0xf8 [ 68.551075][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 68.551986][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.552922][ T4777] dbUnmount+0xf4/0x168 [ 68.553708][ T4777] jfs_umount+0x1c4/0x324 [ 68.554429][ T4777] jfs_put_super+0x90/0x18c [ 68.555155][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.556124][ T4777] kill_block_super+0x78/0xe0 [ 68.556937][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.557859][ T4777] deactivate_super+0xf0/0x110 [ 68.558675][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.559428][ T4777] __cleanup_mnt+0x20/0x30 [ 68.560175][ T4777] task_work_run+0x13c/0x1e8 [ 68.560991][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.561849][ T4777] el0_svc+0xf0/0x1d0 [ 68.562477][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.563362][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.668585][ T4957] loop0: detected capacity change from 0 to 32768 [ 68.697897][ T4777] BUG: Bad page state in process syz-executor pfn:10b6c1 [ 68.699222][ T4777] page:000000003d8606ce refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b6c1 [ 68.701195][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.702870][ T4777] raw: 05ffc00000002006 fffffc00032b30c8 ffff80001f4675a0 0000000000000000 [ 68.704234][ T4777] raw: 0000000000000004 ffff0000c8e8e5d0 00000000ffffffff 0000000000000000 [ 68.705652][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.706928][ T4777] Modules linked in: [ 68.707553][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.708945][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.710653][ T4777] Call trace: [ 68.711233][ T4777] dump_backtrace+0x0/0x458 [ 68.711998][ T4777] show_stack+0x2c/0x3c [ 68.712778][ T4777] __dump_stack+0x30/0x40 [ 68.713544][ T4777] dump_stack_lvl+0xf4/0x15c [ 68.714333][ T4777] dump_stack+0x1c/0x5c [ 68.715061][ T4777] bad_page+0x188/0x1a8 [ 68.715778][ T4777] check_free_page_bad+0xf4/0x16c [ 68.716659][ T4777] free_unref_page_prepare+0x748/0xa94 [ 68.717637][ T4777] free_unref_page_list+0xdc/0x740 [ 68.718548][ T4777] release_pages+0x13a0/0x16c0 [ 68.719372][ T4777] __pagevec_release+0x84/0xf8 [ 68.720169][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 68.721156][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.722002][ T4777] dbUnmount+0xf4/0x168 [ 68.722725][ T4777] jfs_umount+0x1c4/0x324 [ 68.723450][ T4777] jfs_put_super+0x90/0x18c [ 68.724209][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.725089][ T4777] kill_block_super+0x78/0xe0 [ 68.725890][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.726759][ T4777] deactivate_super+0xf0/0x110 [ 68.727592][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.728363][ T4777] __cleanup_mnt+0x20/0x30 [ 68.729078][ T4777] task_work_run+0x13c/0x1e8 [ 68.729897][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.730845][ T4777] el0_svc+0xf0/0x1d0 [ 68.731540][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.732354][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.733909][ T4777] BUG: Bad page state in process syz-executor pfn:10acc3 [ 68.735012][ T4777] page:000000007f3d08b8 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10acc3 [ 68.736744][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.738311][ T4777] raw: 05ffc00000002006 fffffc0003269c08 ffff80001f4675a0 0000000000000000 [ 68.740619][ T4777] raw: 0000000000000003 ffff0000c8e8e6c8 00000000ffffffff 0000000000000000 [ 68.742032][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.743154][ T4777] Modules linked in: [ 68.743835][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.745139][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.746604][ T4777] Call trace: [ 68.747100][ T4777] dump_backtrace+0x0/0x458 [ 68.747848][ T4777] show_stack+0x2c/0x3c [ 68.748519][ T4777] __dump_stack+0x30/0x40 [ 68.749206][ T4777] dump_stack_lvl+0xf4/0x15c [ 68.749988][ T4777] dump_stack+0x1c/0x5c [ 68.750757][ T4777] bad_page+0x188/0x1a8 [ 68.751432][ T4777] check_free_page_bad+0xf4/0x16c [ 68.752205][ T4777] free_unref_page_prepare+0x748/0xa94 [ 68.753144][ T4777] free_unref_page_list+0xdc/0x740 [ 68.754015][ T4777] release_pages+0x13a0/0x16c0 [ 68.754971][ T4777] __pagevec_release+0x84/0xf8 [ 68.755789][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 68.756761][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.757602][ T4777] dbUnmount+0xf4/0x168 [ 68.758336][ T4777] jfs_umount+0x1c4/0x324 [ 68.759062][ T4777] jfs_put_super+0x90/0x18c [ 68.759813][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.760703][ T4777] kill_block_super+0x78/0xe0 [ 68.761507][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.762356][ T4777] deactivate_super+0xf0/0x110 [ 68.763156][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.763893][ T4777] __cleanup_mnt+0x20/0x30 [ 68.764609][ T4777] task_work_run+0x13c/0x1e8 [ 68.765362][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.766246][ T4777] el0_svc+0xf0/0x1d0 [ 68.766950][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.767816][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.888556][ T4959] loop0: detected capacity change from 0 to 32768 [ 68.949015][ T4777] BUG: Bad page state in process syz-executor pfn:11e678 [ 68.950444][ T4777] page:000000003ed25771 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11e678 [ 68.952306][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.954058][ T4777] raw: 05ffc00000002006 fffffc0003182a08 ffff80001f4675a0 0000000000000000 [ 68.955379][ T4777] raw: 0000000000000004 ffff0000d1f509b0 00000000ffffffff 0000000000000000 [ 68.956658][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.957769][ T4777] Modules linked in: [ 68.958461][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.959884][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.961616][ T4777] Call trace: [ 68.962117][ T4777] dump_backtrace+0x0/0x458 [ 68.962914][ T4777] show_stack+0x2c/0x3c [ 68.963609][ T4777] __dump_stack+0x30/0x40 [ 68.964375][ T4777] dump_stack_lvl+0xf4/0x15c [ 68.965212][ T4777] dump_stack+0x1c/0x5c [ 68.965977][ T4777] bad_page+0x188/0x1a8 [ 68.966726][ T4777] check_free_page_bad+0xf4/0x16c [ 68.967666][ T4777] free_unref_page_prepare+0x748/0xa94 [ 68.968594][ T4777] free_unref_page_list+0xdc/0x740 [ 68.969507][ T4777] release_pages+0x13a0/0x16c0 [ 68.970347][ T4777] __pagevec_release+0x84/0xf8 [ 68.971159][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 68.972087][ T4777] truncate_inode_pages+0x2c/0x3c [ 68.972959][ T4777] dbUnmount+0xf4/0x168 [ 68.973643][ T4777] jfs_umount+0x1c4/0x324 [ 68.974332][ T4777] jfs_put_super+0x90/0x18c [ 68.975127][ T4777] generic_shutdown_super+0x138/0x2f8 [ 68.976134][ T4777] kill_block_super+0x78/0xe0 [ 68.976944][ T4777] deactivate_locked_super+0xc0/0x13c [ 68.977914][ T4777] deactivate_super+0xf0/0x110 [ 68.978738][ T4777] cleanup_mnt+0x3bc/0x470 [ 68.979498][ T4777] __cleanup_mnt+0x20/0x30 [ 68.980262][ T4777] task_work_run+0x13c/0x1e8 [ 68.981096][ T4777] do_notify_resume+0x2488/0x30a8 [ 68.982024][ T4777] el0_svc+0xf0/0x1d0 [ 68.982745][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 68.983690][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 68.985212][ T4777] BUG: Bad page state in process syz-executor pfn:1060a8 [ 68.986415][ T4777] page:000000009caab94e refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1060a8 [ 68.988166][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 68.990517][ T4777] raw: 05ffc00000002006 fffffc0003402708 ffff80001f4675a0 0000000000000000 [ 68.991843][ T4777] raw: 0000000000000003 ffff0000d1f50aa8 00000000ffffffff 0000000000000000 [ 68.993152][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 68.994228][ T4777] Modules linked in: [ 68.994820][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 68.996096][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 68.997937][ T4777] Call trace: [ 68.998524][ T4777] dump_backtrace+0x0/0x458 [ 68.999290][ T4777] show_stack+0x2c/0x3c [ 69.000078][ T4777] __dump_stack+0x30/0x40 [ 69.000909][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.001804][ T4777] dump_stack+0x1c/0x5c [ 69.002642][ T4777] bad_page+0x188/0x1a8 [ 69.003484][ T4777] check_free_page_bad+0xf4/0x16c [ 69.004409][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.005401][ T4777] free_unref_page_list+0xdc/0x740 [ 69.006277][ T4777] release_pages+0x13a0/0x16c0 [ 69.007126][ T4777] __pagevec_release+0x84/0xf8 [ 69.007972][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.009000][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.009892][ T4777] dbUnmount+0xf4/0x168 [ 69.010689][ T4777] jfs_umount+0x1c4/0x324 [ 69.011486][ T4777] jfs_put_super+0x90/0x18c [ 69.012372][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.013366][ T4777] kill_block_super+0x78/0xe0 [ 69.014169][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.015119][ T4777] deactivate_super+0xf0/0x110 [ 69.015988][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.016797][ T4777] __cleanup_mnt+0x20/0x30 [ 69.017543][ T4777] task_work_run+0x13c/0x1e8 [ 69.018338][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.019161][ T4777] el0_svc+0xf0/0x1d0 [ 69.019819][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.020602][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 69.138719][ T4961] loop0: detected capacity change from 0 to 32768 [ 69.165696][ T4777] BUG: Bad page state in process syz-executor pfn:12bf8c [ 69.166823][ T4777] page:000000001e843a7c refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12bf8c [ 69.168460][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 69.170936][ T4777] raw: 05ffc00000002006 fffffc000321fcc8 ffff80001f4675a0 0000000000000000 [ 69.172214][ T4777] raw: 0000000000000004 ffff0000c9181ba0 00000000ffffffff 0000000000000000 [ 69.173636][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 69.174838][ T4777] Modules linked in: [ 69.175495][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 69.176871][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 69.178366][ T4777] Call trace: [ 69.178846][ T4777] dump_backtrace+0x0/0x458 [ 69.179563][ T4777] show_stack+0x2c/0x3c [ 69.180228][ T4777] __dump_stack+0x30/0x40 [ 69.181064][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.181920][ T4777] dump_stack+0x1c/0x5c [ 69.182650][ T4777] bad_page+0x188/0x1a8 [ 69.183362][ T4777] check_free_page_bad+0xf4/0x16c [ 69.184196][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.185165][ T4777] free_unref_page_list+0xdc/0x740 [ 69.186005][ T4777] release_pages+0x13a0/0x16c0 [ 69.186797][ T4777] __pagevec_release+0x84/0xf8 [ 69.187602][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.188660][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.189614][ T4777] dbUnmount+0xf4/0x168 [ 69.190382][ T4777] jfs_umount+0x1c4/0x324 [ 69.191157][ T4777] jfs_put_super+0x90/0x18c [ 69.192005][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.193028][ T4777] kill_block_super+0x78/0xe0 [ 69.193893][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.194873][ T4777] deactivate_super+0xf0/0x110 [ 69.195712][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.196463][ T4777] __cleanup_mnt+0x20/0x30 [ 69.197170][ T4777] task_work_run+0x13c/0x1e8 [ 69.197889][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.198715][ T4777] el0_svc+0xf0/0x1d0 [ 69.199421][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.200274][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 69.201163][ T4777] BUG: Bad page state in process syz-executor pfn:1087f3 [ 69.202581][ T4777] page:000000000a35a2fe refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1087f3 [ 69.204110][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 69.205589][ T4777] raw: 05ffc00000002006 fffffc00039dafc8 ffff80001f4675a0 0000000000000000 [ 69.206820][ T4777] raw: 0000000000000003 ffff0000c9181c98 00000000ffffffff 0000000000000000 [ 69.208288][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 69.210139][ T4777] Modules linked in: [ 69.210819][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 69.212035][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 69.213538][ T4777] Call trace: [ 69.213980][ T4777] dump_backtrace+0x0/0x458 [ 69.214656][ T4777] show_stack+0x2c/0x3c [ 69.215291][ T4777] __dump_stack+0x30/0x40 [ 69.216015][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.216738][ T4777] dump_stack+0x1c/0x5c [ 69.217312][ T4777] bad_page+0x188/0x1a8 [ 69.217893][ T4777] check_free_page_bad+0xf4/0x16c [ 69.218671][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.219506][ T4777] free_unref_page_list+0xdc/0x740 [ 69.220415][ T4777] release_pages+0x13a0/0x16c0 [ 69.221133][ T4777] __pagevec_release+0x84/0xf8 [ 69.221970][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.222934][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.223722][ T4777] dbUnmount+0xf4/0x168 [ 69.224384][ T4777] jfs_umount+0x1c4/0x324 [ 69.225045][ T4777] jfs_put_super+0x90/0x18c [ 69.225772][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.226734][ T4777] kill_block_super+0x78/0xe0 [ 69.227550][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.228456][ T4777] deactivate_super+0xf0/0x110 [ 69.229250][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.230031][ T4777] __cleanup_mnt+0x20/0x30 [ 69.230877][ T4777] task_work_run+0x13c/0x1e8 [ 69.231708][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.232652][ T4777] el0_svc+0xf0/0x1d0 [ 69.233307][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.234194][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 69.346131][ T4963] loop0: detected capacity change from 0 to 32768 [ 69.412785][ T4777] BUG: Bad page state in process syz-executor pfn:12be65 [ 69.413994][ T4777] page:0000000060de8186 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12be65 [ 69.415818][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 69.417554][ T4777] raw: 05ffc00000002006 fffffc00034ddf88 ffff80001f4675a0 0000000000000000 [ 69.418899][ T4777] raw: 0000000000000004 ffff0000edd631f0 00000000ffffffff 0000000000000000 [ 69.420954][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 69.422118][ T4777] Modules linked in: [ 69.422775][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 69.424318][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 69.426135][ T4777] Call trace: [ 69.426635][ T4777] dump_backtrace+0x0/0x458 [ 69.427287][ T4777] show_stack+0x2c/0x3c [ 69.427901][ T4777] __dump_stack+0x30/0x40 [ 69.428531][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.429244][ T4777] dump_stack+0x1c/0x5c [ 69.429964][ T4777] bad_page+0x188/0x1a8 [ 69.430815][ T4777] check_free_page_bad+0xf4/0x16c [ 69.431795][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.432799][ T4777] free_unref_page_list+0xdc/0x740 [ 69.433751][ T4777] release_pages+0x13a0/0x16c0 [ 69.434520][ T4777] __pagevec_release+0x84/0xf8 [ 69.435361][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.436399][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.437270][ T4777] dbUnmount+0xf4/0x168 [ 69.437991][ T4777] jfs_umount+0x1c4/0x324 [ 69.438807][ T4777] jfs_put_super+0x90/0x18c [ 69.439586][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.440576][ T4777] kill_block_super+0x78/0xe0 [ 69.441385][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.442326][ T4777] deactivate_super+0xf0/0x110 [ 69.443148][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.443945][ T4777] __cleanup_mnt+0x20/0x30 [ 69.444757][ T4777] task_work_run+0x13c/0x1e8 [ 69.445498][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.446348][ T4777] el0_svc+0xf0/0x1d0 [ 69.446997][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.447841][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 69.449285][ T4777] BUG: Bad page state in process syz-executor pfn:11377e [ 69.450861][ T4777] page:0000000048e6f15f refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11377e [ 69.452566][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 69.454240][ T4777] raw: 05ffc00000002006 fffffc0003af6ec8 ffff80001f4675a0 0000000000000000 [ 69.455568][ T4777] raw: 0000000000000003 ffff0000edd632e8 00000000ffffffff 0000000000000000 [ 69.456926][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 69.458089][ T4777] Modules linked in: [ 69.458739][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 69.460307][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 69.462019][ T4777] Call trace: [ 69.462605][ T4777] dump_backtrace+0x0/0x458 [ 69.463383][ T4777] show_stack+0x2c/0x3c [ 69.464100][ T4777] __dump_stack+0x30/0x40 [ 69.464828][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.465648][ T4777] dump_stack+0x1c/0x5c [ 69.466357][ T4777] bad_page+0x188/0x1a8 [ 69.467048][ T4777] check_free_page_bad+0xf4/0x16c [ 69.467904][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.468914][ T4777] free_unref_page_list+0xdc/0x740 [ 69.469864][ T4777] release_pages+0x13a0/0x16c0 [ 69.470694][ T4777] __pagevec_release+0x84/0xf8 [ 69.471535][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.472440][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.473254][ T4777] dbUnmount+0xf4/0x168 [ 69.474000][ T4777] jfs_umount+0x1c4/0x324 [ 69.474782][ T4777] jfs_put_super+0x90/0x18c [ 69.475629][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.476539][ T4777] kill_block_super+0x78/0xe0 [ 69.477472][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.478620][ T4777] deactivate_super+0xf0/0x110 [ 69.479580][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.480487][ T4777] __cleanup_mnt+0x20/0x30 [ 69.481268][ T4777] task_work_run+0x13c/0x1e8 [ 69.482098][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.483093][ T4777] el0_svc+0xf0/0x1d0 [ 69.483787][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.484621][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 69.529456][ T4953] Bluetooth: hci0: command 0x041b tx timeout [ 69.605877][ T4965] loop0: detected capacity change from 0 to 32768 [ 69.609952][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.611055][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.619775][ T1539] cfg80211: failed to load regulatory.db [ 69.666139][ T4777] BUG: Bad page state in process syz-executor pfn:118c2c [ 69.667299][ T4777] page:00000000e006e875 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x118c2c [ 69.668928][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 69.679477][ T4777] raw: 05ffc00000002006 fffffc0003630bc8 ffff80001f4675a0 0000000000000000 [ 69.680726][ T4777] raw: 0000000000000004 ffff0000d9ae03e0 00000000ffffffff 0000000000000000 [ 69.682002][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 69.683176][ T4777] Modules linked in: [ 69.683779][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 69.685056][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 69.686572][ T4777] Call trace: [ 69.687095][ T4777] dump_backtrace+0x0/0x458 [ 69.687714][ T4777] show_stack+0x2c/0x3c [ 69.688370][ T4777] __dump_stack+0x30/0x40 [ 69.689094][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.689813][ T4777] dump_stack+0x1c/0x5c [ 69.690468][ T4777] bad_page+0x188/0x1a8 [ 69.691170][ T4777] check_free_page_bad+0xf4/0x16c [ 69.692024][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.692968][ T4777] free_unref_page_list+0xdc/0x740 [ 69.693818][ T4777] release_pages+0x13a0/0x16c0 [ 69.694531][ T4777] __pagevec_release+0x84/0xf8 [ 69.695307][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.696168][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.697020][ T4777] dbUnmount+0xf4/0x168 [ 69.697657][ T4777] jfs_umount+0x1c4/0x324 [ 69.698344][ T4777] jfs_put_super+0x90/0x18c [ 69.699039][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.699818][ T4777] kill_block_super+0x78/0xe0 [ 69.700620][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.701488][ T4777] deactivate_super+0xf0/0x110 [ 69.702238][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.702886][ T4777] __cleanup_mnt+0x20/0x30 [ 69.703560][ T4777] task_work_run+0x13c/0x1e8 [ 69.704276][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.705084][ T4777] el0_svc+0xf0/0x1d0 [ 69.705711][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.706614][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 69.707684][ T4777] BUG: Bad page state in process syz-executor pfn:118c2f [ 69.708707][ T4777] page:0000000054e8a682 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x118c2f [ 69.711629][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 69.713257][ T4777] raw: 05ffc00000002006 fffffc0003556208 ffff80001f4675a0 0000000000000000 [ 69.714579][ T4777] raw: 0000000000000003 ffff0000d9ae04d8 00000000ffffffff 0000000000000000 [ 69.715900][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 69.717089][ T4777] Modules linked in: [ 69.717711][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 69.719047][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 69.720628][ T4777] Call trace: [ 69.721117][ T4777] dump_backtrace+0x0/0x458 [ 69.721776][ T4777] show_stack+0x2c/0x3c [ 69.722461][ T4777] __dump_stack+0x30/0x40 [ 69.723166][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.723975][ T4777] dump_stack+0x1c/0x5c [ 69.724657][ T4777] bad_page+0x188/0x1a8 [ 69.725308][ T4777] check_free_page_bad+0xf4/0x16c [ 69.726065][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.727050][ T4777] free_unref_page_list+0xdc/0x740 [ 69.728024][ T4777] release_pages+0x13a0/0x16c0 [ 69.728783][ T4777] __pagevec_release+0x84/0xf8 [ 69.729563][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.730458][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.731267][ T4777] dbUnmount+0xf4/0x168 [ 69.732048][ T4777] jfs_umount+0x1c4/0x324 [ 69.732759][ T4777] jfs_put_super+0x90/0x18c [ 69.733510][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.734357][ T4777] kill_block_super+0x78/0xe0 [ 69.735174][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.736078][ T4777] deactivate_super+0xf0/0x110 [ 69.736830][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.737592][ T4777] __cleanup_mnt+0x20/0x30 [ 69.738312][ T4777] task_work_run+0x13c/0x1e8 [ 69.739133][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.740011][ T4777] el0_svc+0xf0/0x1d0 [ 69.740670][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.741455][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 69.917076][ T4777] BUG: Bad page state in process syz-executor pfn:12bd87 [ 69.918390][ T4777] page:000000007002c3f0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12bd87 [ 69.920490][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 69.922011][ T4777] raw: 05ffc00000002006 fffffc000361ef08 ffff80001f4675a0 0000000000000000 [ 69.923332][ T4777] raw: 0000000000000004 ffff0000ca7ee5d0 00000000ffffffff 0000000000000000 [ 69.924639][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 69.925749][ T4777] Modules linked in: [ 69.926352][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 69.927657][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 69.929108][ T4777] Call trace: [ 69.929650][ T4777] dump_backtrace+0x0/0x458 [ 69.930363][ T4777] show_stack+0x2c/0x3c [ 69.931076][ T4777] __dump_stack+0x30/0x40 [ 69.931903][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.932714][ T4777] dump_stack+0x1c/0x5c [ 69.933439][ T4777] bad_page+0x188/0x1a8 [ 69.934126][ T4777] check_free_page_bad+0xf4/0x16c [ 69.934909][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.935760][ T4777] free_unref_page_list+0xdc/0x740 [ 69.936586][ T4777] release_pages+0x13a0/0x16c0 [ 69.937343][ T4777] __pagevec_release+0x84/0xf8 [ 69.938091][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.939052][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.939870][ T4777] dbUnmount+0xf4/0x168 [ 69.940634][ T4777] jfs_umount+0x1c4/0x324 [ 69.941405][ T4777] jfs_put_super+0x90/0x18c [ 69.942235][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.943293][ T4777] kill_block_super+0x78/0xe0 [ 69.944193][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.945230][ T4777] deactivate_super+0xf0/0x110 [ 69.946195][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.947091][ T4777] __cleanup_mnt+0x20/0x30 [ 69.947872][ T4777] task_work_run+0x13c/0x1e8 [ 69.948608][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.949433][ T4777] el0_svc+0xf0/0x1d0 [ 69.950059][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.950939][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 69.953059][ T4777] BUG: Bad page state in process syz-executor pfn:1187bc [ 69.954416][ T4777] page:000000003b91de15 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x1187bc [ 69.955881][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 69.957431][ T4777] raw: 05ffc00000002006 fffffc0003be8188 ffff80001f4675a0 0000000000000000 [ 69.958998][ T4777] raw: 0000000000000003 ffff0000ca7ee6c8 00000000ffffffff 0000000000000000 [ 69.961358][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 69.962689][ T4777] Modules linked in: [ 69.963469][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 69.964874][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 69.966642][ T4777] Call trace: [ 69.967132][ T4777] dump_backtrace+0x0/0x458 [ 69.967816][ T4777] show_stack+0x2c/0x3c [ 69.968503][ T4777] __dump_stack+0x30/0x40 [ 69.969136][ T4777] dump_stack_lvl+0xf4/0x15c [ 69.969890][ T4777] dump_stack+0x1c/0x5c [ 69.970553][ T4777] bad_page+0x188/0x1a8 [ 69.971396][ T4777] check_free_page_bad+0xf4/0x16c [ 69.972427][ T4777] free_unref_page_prepare+0x748/0xa94 [ 69.973408][ T4777] free_unref_page_list+0xdc/0x740 [ 69.974422][ T4777] release_pages+0x13a0/0x16c0 [ 69.975243][ T4777] __pagevec_release+0x84/0xf8 [ 69.976050][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 69.977020][ T4777] truncate_inode_pages+0x2c/0x3c [ 69.977830][ T4777] dbUnmount+0xf4/0x168 [ 69.978564][ T4777] jfs_umount+0x1c4/0x324 [ 69.979351][ T4777] jfs_put_super+0x90/0x18c [ 69.980165][ T4777] generic_shutdown_super+0x138/0x2f8 [ 69.981177][ T4777] kill_block_super+0x78/0xe0 [ 69.982018][ T4777] deactivate_locked_super+0xc0/0x13c [ 69.982956][ T4777] deactivate_super+0xf0/0x110 [ 69.983777][ T4777] cleanup_mnt+0x3bc/0x470 [ 69.984597][ T4777] __cleanup_mnt+0x20/0x30 [ 69.985373][ T4777] task_work_run+0x13c/0x1e8 [ 69.986123][ T4777] do_notify_resume+0x2488/0x30a8 [ 69.987030][ T4777] el0_svc+0xf0/0x1d0 [ 69.987678][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 69.988598][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 70.203588][ T4777] BUG: Bad page state in process syz-executor pfn:11289a [ 70.204839][ T4777] page:00000000c138a3b8 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11289a [ 70.206398][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 70.208025][ T4777] raw: 05ffc00000002006 fffffc00032ce588 ffff80001f4675a0 0000000000000000 [ 70.209717][ T4777] raw: 0000000000000004 ffff0000ebee1d90 00000000ffffffff 0000000000000000 [ 70.211177][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 70.212382][ T4777] Modules linked in: [ 70.213016][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 70.214346][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 70.215900][ T4777] Call trace: [ 70.216406][ T4777] dump_backtrace+0x0/0x458 [ 70.217177][ T4777] show_stack+0x2c/0x3c [ 70.217943][ T4777] __dump_stack+0x30/0x40 [ 70.218585][ T4777] dump_stack_lvl+0xf4/0x15c [ 70.219340][ T4777] dump_stack+0x1c/0x5c [ 70.220069][ T4777] bad_page+0x188/0x1a8 [ 70.220806][ T4777] check_free_page_bad+0xf4/0x16c [ 70.221696][ T4777] free_unref_page_prepare+0x748/0xa94 [ 70.222637][ T4777] free_unref_page_list+0xdc/0x740 [ 70.223479][ T4777] release_pages+0x13a0/0x16c0 [ 70.224250][ T4777] __pagevec_release+0x84/0xf8 [ 70.225067][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 70.226042][ T4777] truncate_inode_pages+0x2c/0x3c [ 70.226992][ T4777] dbUnmount+0xf4/0x168 [ 70.227721][ T4777] jfs_umount+0x1c4/0x324 [ 70.228432][ T4777] jfs_put_super+0x90/0x18c [ 70.229233][ T4777] generic_shutdown_super+0x138/0x2f8 [ 70.230176][ T4777] kill_block_super+0x78/0xe0 [ 70.231048][ T4777] deactivate_locked_super+0xc0/0x13c [ 70.231956][ T4777] deactivate_super+0xf0/0x110 [ 70.232764][ T4777] cleanup_mnt+0x3bc/0x470 [ 70.233480][ T4777] __cleanup_mnt+0x20/0x30 [ 70.234230][ T4777] task_work_run+0x13c/0x1e8 [ 70.234951][ T4777] do_notify_resume+0x2488/0x30a8 [ 70.235761][ T4777] el0_svc+0xf0/0x1d0 [ 70.236519][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 70.237288][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 70.238862][ T4777] BUG: Bad page state in process syz-executor pfn:10b396 [ 70.240171][ T4777] page:000000009ee1b6b5 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10b396 [ 70.241784][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 70.243536][ T4777] raw: 05ffc00000002006 fffffc000328cd08 ffff80001f4675a0 0000000000000000 [ 70.244863][ T4777] raw: 0000000000000003 ffff0000ebee1e88 00000000ffffffff 0000000000000000 [ 70.246274][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 70.247472][ T4777] Modules linked in: [ 70.248207][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 70.249710][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 70.251439][ T4777] Call trace: [ 70.252008][ T4777] dump_backtrace+0x0/0x458 [ 70.252759][ T4777] show_stack+0x2c/0x3c [ 70.253448][ T4777] __dump_stack+0x30/0x40 [ 70.254175][ T4777] dump_stack_lvl+0xf4/0x15c [ 70.254986][ T4777] dump_stack+0x1c/0x5c [ 70.255731][ T4777] bad_page+0x188/0x1a8 [ 70.256421][ T4777] check_free_page_bad+0xf4/0x16c [ 70.257278][ T4777] free_unref_page_prepare+0x748/0xa94 [ 70.258216][ T4777] free_unref_page_list+0xdc/0x740 [ 70.259077][ T4777] release_pages+0x13a0/0x16c0 [ 70.259883][ T4777] __pagevec_release+0x84/0xf8 [ 70.260696][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 70.261666][ T4777] truncate_inode_pages+0x2c/0x3c [ 70.262520][ T4777] dbUnmount+0xf4/0x168 [ 70.263259][ T4777] jfs_umount+0x1c4/0x324 [ 70.264063][ T4777] jfs_put_super+0x90/0x18c [ 70.264854][ T4777] generic_shutdown_super+0x138/0x2f8 [ 70.265763][ T4777] kill_block_super+0x78/0xe0 [ 70.266552][ T4777] deactivate_locked_super+0xc0/0x13c [ 70.267516][ T4777] deactivate_super+0xf0/0x110 [ 70.268336][ T4777] cleanup_mnt+0x3bc/0x470 [ 70.269090][ T4777] __cleanup_mnt+0x20/0x30 [ 70.269812][ T4777] task_work_run+0x13c/0x1e8 [ 70.270533][ T4777] do_notify_resume+0x2488/0x30a8 [ 70.271391][ T4777] el0_svc+0xf0/0x1d0 [ 70.272027][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 70.272927][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 70.491195][ T4777] BUG: Bad page state in process syz-executor pfn:12bd66 [ 70.492401][ T4777] page:000000005a5d4614 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12bd66 [ 70.494202][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 70.495791][ T4777] raw: 05ffc00000002006 fffffc0003afe348 ffff80001f4675a0 0000000000000000 [ 70.497267][ T4777] raw: 0000000000000004 ffff0000eded97c0 00000000ffffffff 0000000000000000 [ 70.498775][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 70.500079][ T4777] Modules linked in: [ 70.500767][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 70.502064][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 70.503579][ T4777] Call trace: [ 70.504089][ T4777] dump_backtrace+0x0/0x458 [ 70.504811][ T4777] show_stack+0x2c/0x3c [ 70.505447][ T4777] __dump_stack+0x30/0x40 [ 70.506142][ T4777] dump_stack_lvl+0xf4/0x15c [ 70.506855][ T4777] dump_stack+0x1c/0x5c [ 70.507562][ T4777] bad_page+0x188/0x1a8 [ 70.508222][ T4777] check_free_page_bad+0xf4/0x16c [ 70.509044][ T4777] free_unref_page_prepare+0x748/0xa94 [ 70.509947][ T4777] free_unref_page_list+0xdc/0x740 [ 70.510797][ T4777] release_pages+0x13a0/0x16c0 [ 70.511582][ T4777] __pagevec_release+0x84/0xf8 [ 70.512449][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 70.513458][ T4777] truncate_inode_pages+0x2c/0x3c [ 70.514285][ T4777] dbUnmount+0xf4/0x168 [ 70.514950][ T4777] jfs_umount+0x1c4/0x324 [ 70.515749][ T4777] jfs_put_super+0x90/0x18c [ 70.516553][ T4777] generic_shutdown_super+0x138/0x2f8 [ 70.517491][ T4777] kill_block_super+0x78/0xe0 [ 70.518298][ T4777] deactivate_locked_super+0xc0/0x13c [ 70.519296][ T4777] deactivate_super+0xf0/0x110 [ 70.520138][ T4777] cleanup_mnt+0x3bc/0x470 [ 70.520990][ T4777] __cleanup_mnt+0x20/0x30 [ 70.521758][ T4777] task_work_run+0x13c/0x1e8 [ 70.522534][ T4777] do_notify_resume+0x2488/0x30a8 [ 70.523426][ T4777] el0_svc+0xf0/0x1d0 [ 70.524223][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 70.525165][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 70.526671][ T4777] BUG: Bad page state in process syz-executor pfn:12bf8d [ 70.527931][ T4777] page:00000000aba6ce63 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12bf8d [ 70.529791][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 70.531398][ T4777] raw: 05ffc00000002006 fffffc0003223648 ffff80001f4675a0 0000000000000000 [ 70.532756][ T4777] raw: 0000000000000003 ffff0000eded98b8 00000000ffffffff 0000000000000000 [ 70.534071][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 70.535137][ T4777] Modules linked in: [ 70.535714][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 70.537035][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 70.538464][ T4777] Call trace: [ 70.538930][ T4777] dump_backtrace+0x0/0x458 [ 70.539671][ T4777] show_stack+0x2c/0x3c [ 70.540418][ T4777] __dump_stack+0x30/0x40 [ 70.541179][ T4777] dump_stack_lvl+0xf4/0x15c [ 70.541994][ T4777] dump_stack+0x1c/0x5c [ 70.542676][ T4777] bad_page+0x188/0x1a8 [ 70.543359][ T4777] check_free_page_bad+0xf4/0x16c [ 70.544246][ T4777] free_unref_page_prepare+0x748/0xa94 [ 70.545183][ T4777] free_unref_page_list+0xdc/0x740 [ 70.546105][ T4777] release_pages+0x13a0/0x16c0 [ 70.546951][ T4777] __pagevec_release+0x84/0xf8 [ 70.547725][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 70.548633][ T4777] truncate_inode_pages+0x2c/0x3c [ 70.549530][ T4777] dbUnmount+0xf4/0x168 [ 70.550242][ T4777] jfs_umount+0x1c4/0x324 [ 70.550983][ T4777] jfs_put_super+0x90/0x18c [ 70.551745][ T4777] generic_shutdown_super+0x138/0x2f8 [ 70.552685][ T4777] kill_block_super+0x78/0xe0 [ 70.553446][ T4777] deactivate_locked_super+0xc0/0x13c [ 70.554352][ T4777] deactivate_super+0xf0/0x110 [ 70.555209][ T4777] cleanup_mnt+0x3bc/0x470 [ 70.555983][ T4777] __cleanup_mnt+0x20/0x30 [ 70.556769][ T4777] task_work_run+0x13c/0x1e8 [ 70.557596][ T4777] do_notify_resume+0x2488/0x30a8 [ 70.558455][ T4777] el0_svc+0xf0/0x1d0 [ 70.559110][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 70.559891][ T4777] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:10 executed programs: 15 [ 70.736220][ T4777] BUG: Bad page state in process syz-executor pfn:1155f2 [ 70.737465][ T4777] page:000000000f1ebcbe refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1155f2 [ 70.739215][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 70.741157][ T4777] raw: 05ffc00000002006 fffffc0003268488 ffff80001f4675a0 0000000000000000 [ 70.743113][ T4777] raw: 0000000000000004 ffff0000c89f5000 00000000ffffffff 0000000000000000 [ 70.744564][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 70.745751][ T4777] Modules linked in: [ 70.746473][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 70.748143][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 70.749854][ T4777] Call trace: [ 70.750417][ T4777] dump_backtrace+0x0/0x458 [ 70.751131][ T4777] show_stack+0x2c/0x3c [ 70.751823][ T4777] __dump_stack+0x30/0x40 [ 70.752578][ T4777] dump_stack_lvl+0xf4/0x15c [ 70.753364][ T4777] dump_stack+0x1c/0x5c [ 70.754003][ T4777] bad_page+0x188/0x1a8 [ 70.754722][ T4777] check_free_page_bad+0xf4/0x16c [ 70.755599][ T4777] free_unref_page_prepare+0x748/0xa94 [ 70.756514][ T4777] free_unref_page_list+0xdc/0x740 [ 70.757462][ T4777] release_pages+0x13a0/0x16c0 [ 70.758260][ T4777] __pagevec_release+0x84/0xf8 [ 70.759048][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 70.760028][ T4777] truncate_inode_pages+0x2c/0x3c [ 70.760828][ T4777] dbUnmount+0xf4/0x168 [ 70.761529][ T4777] jfs_umount+0x1c4/0x324 [ 70.762275][ T4777] jfs_put_super+0x90/0x18c [ 70.763029][ T4777] generic_shutdown_super+0x138/0x2f8 [ 70.763960][ T4777] kill_block_super+0x78/0xe0 [ 70.764754][ T4777] deactivate_locked_super+0xc0/0x13c [ 70.765668][ T4777] deactivate_super+0xf0/0x110 [ 70.766469][ T4777] cleanup_mnt+0x3bc/0x470 [ 70.767248][ T4777] __cleanup_mnt+0x20/0x30 [ 70.768002][ T4777] task_work_run+0x13c/0x1e8 [ 70.768784][ T4777] do_notify_resume+0x2488/0x30a8 [ 70.769666][ T4777] el0_svc+0xf0/0x1d0 [ 70.770373][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 70.771218][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 70.773055][ T4777] BUG: Bad page state in process syz-executor pfn:109a12 [ 70.774231][ T4777] page:000000000e4467d6 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x109a12 [ 70.775807][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 70.777297][ T4777] raw: 05ffc00000002006 fffffc00031de388 ffff80001f4675a0 0000000000000000 [ 70.778852][ T4777] raw: 0000000000000003 ffff0000c89f50f8 00000000ffffffff 0000000000000000 [ 70.780536][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 70.781730][ T4777] Modules linked in: [ 70.782319][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 70.783930][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 70.785438][ T4777] Call trace: [ 70.785920][ T4777] dump_backtrace+0x0/0x458 [ 70.786573][ T4777] show_stack+0x2c/0x3c [ 70.787199][ T4777] __dump_stack+0x30/0x40 [ 70.787870][ T4777] dump_stack_lvl+0xf4/0x15c [ 70.788575][ T4777] dump_stack+0x1c/0x5c [ 70.789259][ T4777] bad_page+0x188/0x1a8 [ 70.789885][ T4777] check_free_page_bad+0xf4/0x16c [ 70.790754][ T4777] free_unref_page_prepare+0x748/0xa94 [ 70.791697][ T4777] free_unref_page_list+0xdc/0x740 [ 70.792545][ T4777] release_pages+0x13a0/0x16c0 [ 70.793341][ T4777] __pagevec_release+0x84/0xf8 [ 70.794130][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 70.795108][ T4777] truncate_inode_pages+0x2c/0x3c [ 70.796028][ T4777] dbUnmount+0xf4/0x168 [ 70.796706][ T4777] jfs_umount+0x1c4/0x324 [ 70.797473][ T4777] jfs_put_super+0x90/0x18c [ 70.798275][ T4777] generic_shutdown_super+0x138/0x2f8 [ 70.799203][ T4777] kill_block_super+0x78/0xe0 [ 70.800016][ T4777] deactivate_locked_super+0xc0/0x13c [ 70.800855][ T4777] deactivate_super+0xf0/0x110 [ 70.801676][ T4777] cleanup_mnt+0x3bc/0x470 [ 70.802393][ T4777] __cleanup_mnt+0x20/0x30 [ 70.803122][ T4777] task_work_run+0x13c/0x1e8 [ 70.803818][ T4777] do_notify_resume+0x2488/0x30a8 [ 70.804681][ T4777] el0_svc+0xf0/0x1d0 [ 70.805315][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 70.806109][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 70.976472][ T4777] BUG: Bad page state in process syz-executor pfn:109e40 [ 70.977771][ T4777] page:000000006f6870cb refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109e40 [ 70.979787][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 70.981456][ T4777] raw: 05ffc00000002006 fffffc0003692088 ffff80001f4675a0 0000000000000000 [ 70.983130][ T4777] raw: 0000000000000004 ffff0000cb6d71f0 00000000ffffffff 0000000000000000 [ 70.984523][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 70.985681][ T4777] Modules linked in: [ 70.986328][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 70.987665][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 70.989294][ T4777] Call trace: [ 70.989827][ T4777] dump_backtrace+0x0/0x458 [ 70.990632][ T4777] show_stack+0x2c/0x3c [ 70.991336][ T4777] __dump_stack+0x30/0x40 [ 70.992134][ T4777] dump_stack_lvl+0xf4/0x15c [ 70.992924][ T4777] dump_stack+0x1c/0x5c [ 70.993647][ T4777] bad_page+0x188/0x1a8 [ 70.994497][ T4777] check_free_page_bad+0xf4/0x16c [ 70.995477][ T4777] free_unref_page_prepare+0x748/0xa94 [ 70.996539][ T4777] free_unref_page_list+0xdc/0x740 [ 70.997425][ T4777] release_pages+0x13a0/0x16c0 [ 70.998372][ T4777] __pagevec_release+0x84/0xf8 [ 70.999235][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 71.000341][ T4777] truncate_inode_pages+0x2c/0x3c [ 71.001300][ T4777] dbUnmount+0xf4/0x168 [ 71.002057][ T4777] jfs_umount+0x1c4/0x324 [ 71.002773][ T4777] jfs_put_super+0x90/0x18c [ 71.003670][ T4777] generic_shutdown_super+0x138/0x2f8 [ 71.004696][ T4777] kill_block_super+0x78/0xe0 [ 71.005543][ T4777] deactivate_locked_super+0xc0/0x13c [ 71.006454][ T4777] deactivate_super+0xf0/0x110 [ 71.007249][ T4777] cleanup_mnt+0x3bc/0x470 [ 71.008017][ T4777] __cleanup_mnt+0x20/0x30 [ 71.008802][ T4777] task_work_run+0x13c/0x1e8 [ 71.009568][ T4777] do_notify_resume+0x2488/0x30a8 [ 71.010437][ T4777] el0_svc+0xf0/0x1d0 [ 71.011085][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 71.011937][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 71.013653][ T4777] BUG: Bad page state in process syz-executor pfn:11a482 [ 71.014779][ T4777] page:00000000ea84876d refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11a482 [ 71.016296][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 71.017878][ T4777] raw: 05ffc00000002006 fffffc00036edcc8 ffff80001f4675a0 0000000000000000 [ 71.019253][ T4777] raw: 0000000000000003 ffff0000cb6d72e8 00000000ffffffff 0000000000000000 [ 71.020921][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 71.022030][ T4777] Modules linked in: [ 71.022755][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 71.024178][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 71.025773][ T4777] Call trace: [ 71.026284][ T4777] dump_backtrace+0x0/0x458 [ 71.027010][ T4777] show_stack+0x2c/0x3c [ 71.027619][ T4777] __dump_stack+0x30/0x40 [ 71.028279][ T4777] dump_stack_lvl+0xf4/0x15c [ 71.028986][ T4777] dump_stack+0x1c/0x5c [ 71.029597][ T4777] bad_page+0x188/0x1a8 [ 71.030277][ T4777] check_free_page_bad+0xf4/0x16c [ 71.031108][ T4777] free_unref_page_prepare+0x748/0xa94 [ 71.032040][ T4777] free_unref_page_list+0xdc/0x740 [ 71.032854][ T4777] release_pages+0x13a0/0x16c0 [ 71.033570][ T4777] __pagevec_release+0x84/0xf8 [ 71.034323][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 71.035283][ T4777] truncate_inode_pages+0x2c/0x3c [ 71.036057][ T4777] dbUnmount+0xf4/0x168 [ 71.036728][ T4777] jfs_umount+0x1c4/0x324 [ 71.037400][ T4777] jfs_put_super+0x90/0x18c [ 71.038187][ T4777] generic_shutdown_super+0x138/0x2f8 [ 71.039110][ T4777] kill_block_super+0x78/0xe0 [ 71.039840][ T4777] deactivate_locked_super+0xc0/0x13c [ 71.040705][ T4777] deactivate_super+0xf0/0x110 [ 71.041460][ T4777] cleanup_mnt+0x3bc/0x470 [ 71.042172][ T4777] __cleanup_mnt+0x20/0x30 [ 71.042843][ T4777] task_work_run+0x13c/0x1e8 [ 71.043621][ T4777] do_notify_resume+0x2488/0x30a8 [ 71.044458][ T4777] el0_svc+0xf0/0x1d0 [ 71.045111][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 71.045903][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 71.253164][ T4777] BUG: Bad page state in process syz-executor pfn:12bf70 [ 71.254408][ T4777] page:000000007e47937b refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12bf70 [ 71.256133][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 71.257806][ T4777] raw: 05ffc00000002006 fffffc000326b7c8 ffff80001f4675a0 0000000000000000 [ 71.259259][ T4777] raw: 0000000000000004 ffff0000cb6d76c8 00000000ffffffff 0000000000000000 [ 71.261138][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 71.262376][ T4777] Modules linked in: [ 71.263099][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 71.264544][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 71.266061][ T4777] Call trace: [ 71.266583][ T4777] dump_backtrace+0x0/0x458 [ 71.267308][ T4777] show_stack+0x2c/0x3c [ 71.267926][ T4777] __dump_stack+0x30/0x40 [ 71.268738][ T4777] dump_stack_lvl+0xf4/0x15c [ 71.269525][ T4777] dump_stack+0x1c/0x5c [ 71.270273][ T4777] bad_page+0x188/0x1a8 [ 71.270984][ T4777] check_free_page_bad+0xf4/0x16c [ 71.271827][ T4777] free_unref_page_prepare+0x748/0xa94 [ 71.272704][ T4777] free_unref_page_list+0xdc/0x740 [ 71.273647][ T4777] release_pages+0x13a0/0x16c0 [ 71.274532][ T4777] __pagevec_release+0x84/0xf8 [ 71.275342][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 71.276282][ T4777] truncate_inode_pages+0x2c/0x3c [ 71.277118][ T4777] dbUnmount+0xf4/0x168 [ 71.277855][ T4777] jfs_umount+0x1c4/0x324 [ 71.278581][ T4777] jfs_put_super+0x90/0x18c [ 71.279338][ T4777] generic_shutdown_super+0x138/0x2f8 [ 71.280231][ T4777] kill_block_super+0x78/0xe0 [ 71.280995][ T4777] deactivate_locked_super+0xc0/0x13c [ 71.282030][ T4777] deactivate_super+0xf0/0x110 [ 71.282911][ T4777] cleanup_mnt+0x3bc/0x470 [ 71.283643][ T4777] __cleanup_mnt+0x20/0x30 [ 71.284408][ T4777] task_work_run+0x13c/0x1e8 [ 71.285236][ T4777] do_notify_resume+0x2488/0x30a8 [ 71.286173][ T4777] el0_svc+0xf0/0x1d0 [ 71.286925][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 71.287906][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 71.288955][ T4777] BUG: Bad page state in process syz-executor pfn:109adf [ 71.290901][ T4777] page:00000000cd33671c refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x109adf [ 71.292524][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 71.294083][ T4777] raw: 05ffc00000002006 fffffc0003be8508 ffff80001f4675a0 0000000000000000 [ 71.295372][ T4777] raw: 0000000000000003 ffff0000cb6d77c0 00000000ffffffff 0000000000000000 [ 71.296729][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 71.297861][ T4777] Modules linked in: [ 71.298495][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 71.299845][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 71.301453][ T4777] Call trace: [ 71.302010][ T4777] dump_backtrace+0x0/0x458 [ 71.302748][ T4777] show_stack+0x2c/0x3c [ 71.303404][ T4777] __dump_stack+0x30/0x40 [ 71.304163][ T4777] dump_stack_lvl+0xf4/0x15c [ 71.304910][ T4777] dump_stack+0x1c/0x5c [ 71.305624][ T4777] bad_page+0x188/0x1a8 [ 71.306309][ T4777] check_free_page_bad+0xf4/0x16c [ 71.307098][ T4777] free_unref_page_prepare+0x748/0xa94 [ 71.308000][ T4777] free_unref_page_list+0xdc/0x740 [ 71.308836][ T4777] release_pages+0x13a0/0x16c0 [ 71.309644][ T4777] __pagevec_release+0x84/0xf8 [ 71.310541][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 71.311555][ T4777] truncate_inode_pages+0x2c/0x3c [ 71.312514][ T4777] dbUnmount+0xf4/0x168 [ 71.313271][ T4777] jfs_umount+0x1c4/0x324 [ 71.314015][ T4777] jfs_put_super+0x90/0x18c [ 71.314836][ T4777] generic_shutdown_super+0x138/0x2f8 [ 71.315818][ T4777] kill_block_super+0x78/0xe0 [ 71.316604][ T4777] deactivate_locked_super+0xc0/0x13c [ 71.317583][ T4777] deactivate_super+0xf0/0x110 [ 71.318458][ T4777] cleanup_mnt+0x3bc/0x470 [ 71.319204][ T4777] __cleanup_mnt+0x20/0x30 [ 71.319885][ T4777] task_work_run+0x13c/0x1e8 [ 71.320621][ T4777] do_notify_resume+0x2488/0x30a8 [ 71.321383][ T4777] el0_svc+0xf0/0x1d0 [ 71.322008][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 71.322798][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 71.471283][ T4777] BUG: Bad page state in process syz-executor pfn:114fbc [ 71.472397][ T4777] page:000000002f50a6f9 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x114fbc [ 71.473958][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 71.475502][ T4777] raw: 05ffc00000002006 fffffc0003405548 ffff80001f4675a0 0000000000000000 [ 71.476997][ T4777] raw: 0000000000000004 ffff0000ebdd78b8 00000000ffffffff 0000000000000000 [ 71.478249][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 71.479302][ T4777] Modules linked in: [ 71.480950][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 71.482430][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 71.484018][ T4777] Call trace: [ 71.484571][ T4777] dump_backtrace+0x0/0x458 [ 71.485284][ T4777] show_stack+0x2c/0x3c [ 71.486001][ T4777] __dump_stack+0x30/0x40 [ 71.486751][ T4777] dump_stack_lvl+0xf4/0x15c [ 71.487540][ T4777] dump_stack+0x1c/0x5c [ 71.488291][ T4777] bad_page+0x188/0x1a8 [ 71.489086][ T4777] check_free_page_bad+0xf4/0x16c [ 71.489873][ T4777] free_unref_page_prepare+0x748/0xa94 [ 71.490771][ T4777] free_unref_page_list+0xdc/0x740 [ 71.491615][ T4777] release_pages+0x13a0/0x16c0 [ 71.492404][ T4777] __pagevec_release+0x84/0xf8 [ 71.493303][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 71.494277][ T4777] truncate_inode_pages+0x2c/0x3c [ 71.495181][ T4777] dbUnmount+0xf4/0x168 [ 71.495886][ T4777] jfs_umount+0x1c4/0x324 [ 71.496578][ T4777] jfs_put_super+0x90/0x18c [ 71.497293][ T4777] generic_shutdown_super+0x138/0x2f8 [ 71.498222][ T4777] kill_block_super+0x78/0xe0 [ 71.499059][ T4777] deactivate_locked_super+0xc0/0x13c [ 71.500005][ T4777] deactivate_super+0xf0/0x110 [ 71.500800][ T4777] cleanup_mnt+0x3bc/0x470 [ 71.501586][ T4777] __cleanup_mnt+0x20/0x30 [ 71.502368][ T4777] task_work_run+0x13c/0x1e8 [ 71.503222][ T4777] do_notify_resume+0x2488/0x30a8 [ 71.504050][ T4777] el0_svc+0xf0/0x1d0 [ 71.504769][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 71.505701][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 71.507523][ T4777] BUG: Bad page state in process syz-executor pfn:110155 [ 71.508730][ T4777] page:00000000e8374664 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x110155 [ 71.510643][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 71.512069][ T4777] raw: 05ffc00000002006 fffffc0003556048 ffff80001f4675a0 0000000000000000 [ 71.513379][ T4777] raw: 0000000000000003 ffff0000ebdd79b0 00000000ffffffff 0000000000000000 [ 71.514704][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 71.515794][ T4777] Modules linked in: [ 71.516416][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 71.517694][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 71.519171][ T4777] Call trace: [ 71.519653][ T4777] dump_backtrace+0x0/0x458 [ 71.520403][ T4777] show_stack+0x2c/0x3c [ 71.521009][ T4777] __dump_stack+0x30/0x40 [ 71.521711][ T4777] dump_stack_lvl+0xf4/0x15c [ 71.522455][ T4777] dump_stack+0x1c/0x5c [ 71.523163][ T4777] bad_page+0x188/0x1a8 [ 71.523850][ T4777] check_free_page_bad+0xf4/0x16c [ 71.524651][ T4777] free_unref_page_prepare+0x748/0xa94 [ 71.525557][ T4777] free_unref_page_list+0xdc/0x740 [ 71.526440][ T4777] release_pages+0x13a0/0x16c0 [ 71.527266][ T4777] __pagevec_release+0x84/0xf8 [ 71.528081][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 71.528979][ T4777] truncate_inode_pages+0x2c/0x3c [ 71.529772][ T4777] dbUnmount+0xf4/0x168 [ 71.530449][ T4777] jfs_umount+0x1c4/0x324 [ 71.531147][ T4777] jfs_put_super+0x90/0x18c [ 71.531872][ T4777] generic_shutdown_super+0x138/0x2f8 [ 71.532779][ T4777] kill_block_super+0x78/0xe0 [ 71.533604][ T4777] deactivate_locked_super+0xc0/0x13c [ 71.534492][ T4777] deactivate_super+0xf0/0x110 [ 71.535258][ T4777] cleanup_mnt+0x3bc/0x470 [ 71.535969][ T4777] __cleanup_mnt+0x20/0x30 [ 71.536692][ T4777] task_work_run+0x13c/0x1e8 [ 71.537430][ T4777] do_notify_resume+0x2488/0x30a8 [ 71.538245][ T4777] el0_svc+0xf0/0x1d0 [ 71.538900][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 71.539727][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 71.619466][ T4953] Bluetooth: hci0: command 0x040f tx timeout [ 71.730175][ T4777] BUG: Bad page state in process syz-executor pfn:1060a9 [ 71.731365][ T4777] page:00000000265700f4 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x1060a9 [ 71.732984][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 71.734450][ T4777] raw: 05ffc00000002006 fffffc000326fe88 ffff80001f4675a0 0000000000000000 [ 71.735761][ T4777] raw: 0000000000000004 ffff0000ca0a41f0 00000000ffffffff 0000000000000000 [ 71.737253][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 71.738480][ T4777] Modules linked in: [ 71.739108][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 71.740529][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 71.742119][ T4777] Call trace: [ 71.742672][ T4777] dump_backtrace+0x0/0x458 [ 71.743408][ T4777] show_stack+0x2c/0x3c [ 71.744062][ T4777] __dump_stack+0x30/0x40 [ 71.744764][ T4777] dump_stack_lvl+0xf4/0x15c [ 71.745544][ T4777] dump_stack+0x1c/0x5c [ 71.746237][ T4777] bad_page+0x188/0x1a8 [ 71.746965][ T4777] check_free_page_bad+0xf4/0x16c [ 71.747776][ T4777] free_unref_page_prepare+0x748/0xa94 [ 71.748677][ T4777] free_unref_page_list+0xdc/0x740 [ 71.749551][ T4777] release_pages+0x13a0/0x16c0 [ 71.750337][ T4777] __pagevec_release+0x84/0xf8 [ 71.751113][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 71.752025][ T4777] truncate_inode_pages+0x2c/0x3c [ 71.752912][ T4777] dbUnmount+0xf4/0x168 [ 71.753706][ T4777] jfs_umount+0x1c4/0x324 [ 71.754477][ T4777] jfs_put_super+0x90/0x18c [ 71.755226][ T4777] generic_shutdown_super+0x138/0x2f8 [ 71.756116][ T4777] kill_block_super+0x78/0xe0 [ 71.756915][ T4777] deactivate_locked_super+0xc0/0x13c [ 71.757784][ T4777] deactivate_super+0xf0/0x110 [ 71.758570][ T4777] cleanup_mnt+0x3bc/0x470 [ 71.759328][ T4777] __cleanup_mnt+0x20/0x30 [ 71.760127][ T4777] task_work_run+0x13c/0x1e8 [ 71.760881][ T4777] do_notify_resume+0x2488/0x30a8 [ 71.761723][ T4777] el0_svc+0xf0/0x1d0 [ 71.762368][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 71.763126][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 71.763961][ T4777] BUG: Bad page state in process syz-executor pfn:109bfa [ 71.764984][ T4777] page:0000000074406446 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x109bfa [ 71.766566][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 71.768039][ T4777] raw: 05ffc00000002006 fffffc00032d6808 ffff80001f4675a0 0000000000000000 [ 71.769388][ T4777] raw: 0000000000000003 ffff0000ca0a42e8 00000000ffffffff 0000000000000000 [ 71.770845][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 71.772071][ T4777] Modules linked in: [ 71.772710][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 71.774026][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 71.775507][ T4777] Call trace: [ 71.776059][ T4777] dump_backtrace+0x0/0x458 [ 71.776719][ T4777] show_stack+0x2c/0x3c [ 71.777346][ T4777] __dump_stack+0x30/0x40 [ 71.778023][ T4777] dump_stack_lvl+0xf4/0x15c [ 71.778711][ T4777] dump_stack+0x1c/0x5c [ 71.779300][ T4777] bad_page+0x188/0x1a8 [ 71.780001][ T4777] check_free_page_bad+0xf4/0x16c [ 71.780823][ T4777] free_unref_page_prepare+0x748/0xa94 [ 71.781762][ T4777] free_unref_page_list+0xdc/0x740 [ 71.782608][ T4777] release_pages+0x13a0/0x16c0 [ 71.783351][ T4777] __pagevec_release+0x84/0xf8 [ 71.784164][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 71.785075][ T4777] truncate_inode_pages+0x2c/0x3c [ 71.785877][ T4777] dbUnmount+0xf4/0x168 [ 71.786544][ T4777] jfs_umount+0x1c4/0x324 [ 71.787214][ T4777] jfs_put_super+0x90/0x18c [ 71.787950][ T4777] generic_shutdown_super+0x138/0x2f8 [ 71.788843][ T4777] kill_block_super+0x78/0xe0 [ 71.789592][ T4777] deactivate_locked_super+0xc0/0x13c [ 71.790482][ T4777] deactivate_super+0xf0/0x110 [ 71.791303][ T4777] cleanup_mnt+0x3bc/0x470 [ 71.792017][ T4777] __cleanup_mnt+0x20/0x30 [ 71.792719][ T4777] task_work_run+0x13c/0x1e8 [ 71.793499][ T4777] do_notify_resume+0x2488/0x30a8 [ 71.794304][ T4777] el0_svc+0xf0/0x1d0 [ 71.794910][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 71.795692][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 71.992119][ T4777] BUG: Bad page state in process syz-executor pfn:12ded6 [ 71.993368][ T4777] page:00000000cd33bcf4 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12ded6 [ 71.995049][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 71.996555][ T4777] raw: 05ffc00000002006 fffffc00036e7dc8 ffff80001f4675a0 0000000000000000 [ 71.997803][ T4777] raw: 0000000000000004 ffff0000ccf3d3e0 00000000ffffffff 0000000000000000 [ 71.999088][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.000557][ T4777] Modules linked in: [ 72.001241][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 72.002653][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 72.004159][ T4777] Call trace: [ 72.004681][ T4777] dump_backtrace+0x0/0x458 [ 72.005376][ T4777] show_stack+0x2c/0x3c [ 72.005957][ T4777] __dump_stack+0x30/0x40 [ 72.006553][ T4777] dump_stack_lvl+0xf4/0x15c [ 72.007257][ T4777] dump_stack+0x1c/0x5c [ 72.007940][ T4777] bad_page+0x188/0x1a8 [ 72.008603][ T4777] check_free_page_bad+0xf4/0x16c [ 72.009423][ T4777] free_unref_page_prepare+0x748/0xa94 [ 72.010316][ T4777] free_unref_page_list+0xdc/0x740 [ 72.011176][ T4777] release_pages+0x13a0/0x16c0 [ 72.011997][ T4777] __pagevec_release+0x84/0xf8 [ 72.012749][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 72.013704][ T4777] truncate_inode_pages+0x2c/0x3c [ 72.014532][ T4777] dbUnmount+0xf4/0x168 [ 72.015229][ T4777] jfs_umount+0x1c4/0x324 [ 72.015929][ T4777] jfs_put_super+0x90/0x18c [ 72.016616][ T4777] generic_shutdown_super+0x138/0x2f8 [ 72.017383][ T4777] kill_block_super+0x78/0xe0 [ 72.018083][ T4777] deactivate_locked_super+0xc0/0x13c [ 72.018895][ T4777] deactivate_super+0xf0/0x110 [ 72.019653][ T4777] cleanup_mnt+0x3bc/0x470 [ 72.020355][ T4777] __cleanup_mnt+0x20/0x30 [ 72.021094][ T4777] task_work_run+0x13c/0x1e8 [ 72.021828][ T4777] do_notify_resume+0x2488/0x30a8 [ 72.022632][ T4777] el0_svc+0xf0/0x1d0 [ 72.023275][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 72.024088][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 72.025213][ T4777] BUG: Bad page state in process syz-executor pfn:11b9f7 [ 72.026205][ T4777] page:00000000782f4beb refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11b9f7 [ 72.027754][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 72.029326][ T4777] raw: 05ffc00000002006 fffffc0003244cc8 ffff80001f4675a0 0000000000000000 [ 72.031199][ T4777] raw: 0000000000000003 ffff0000ccf3d4d8 00000000ffffffff 0000000000000000 [ 72.032536][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.033694][ T4777] Modules linked in: [ 72.034327][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 72.035719][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 72.037232][ T4777] Call trace: [ 72.037680][ T4777] dump_backtrace+0x0/0x458 [ 72.038379][ T4777] show_stack+0x2c/0x3c [ 72.038931][ T4777] __dump_stack+0x30/0x40 [ 72.039567][ T4777] dump_stack_lvl+0xf4/0x15c [ 72.040380][ T4777] dump_stack+0x1c/0x5c [ 72.041026][ T4777] bad_page+0x188/0x1a8 [ 72.041719][ T4777] check_free_page_bad+0xf4/0x16c [ 72.042596][ T4777] free_unref_page_prepare+0x748/0xa94 [ 72.043433][ T4777] free_unref_page_list+0xdc/0x740 [ 72.044332][ T4777] release_pages+0x13a0/0x16c0 [ 72.045151][ T4777] __pagevec_release+0x84/0xf8 [ 72.045941][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 72.046922][ T4777] truncate_inode_pages+0x2c/0x3c [ 72.047638][ T4777] dbUnmount+0xf4/0x168 [ 72.048334][ T4777] jfs_umount+0x1c4/0x324 [ 72.049046][ T4777] jfs_put_super+0x90/0x18c [ 72.049819][ T4777] generic_shutdown_super+0x138/0x2f8 [ 72.050709][ T4777] kill_block_super+0x78/0xe0 [ 72.051485][ T4777] deactivate_locked_super+0xc0/0x13c [ 72.052361][ T4777] deactivate_super+0xf0/0x110 [ 72.053090][ T4777] cleanup_mnt+0x3bc/0x470 [ 72.053811][ T4777] __cleanup_mnt+0x20/0x30 [ 72.054519][ T4777] task_work_run+0x13c/0x1e8 [ 72.055293][ T4777] do_notify_resume+0x2488/0x30a8 [ 72.056101][ T4777] el0_svc+0xf0/0x1d0 [ 72.056783][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 72.057713][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 72.233590][ T4777] BUG: Bad page state in process syz-executor pfn:109797 [ 72.234695][ T4777] page:000000000af4d8c4 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109797 [ 72.236633][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 72.238138][ T4777] raw: 05ffc00000002006 fffffc0003661cc8 ffff80001f4675a0 0000000000000000 [ 72.239715][ T4777] raw: 0000000000000004 ffff0000d009c000 00000000ffffffff 0000000000000000 [ 72.240983][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.242034][ T4777] Modules linked in: [ 72.242605][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 72.243864][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 72.245351][ T4777] Call trace: [ 72.245859][ T4777] dump_backtrace+0x0/0x458 [ 72.246518][ T4777] show_stack+0x2c/0x3c [ 72.247175][ T4777] __dump_stack+0x30/0x40 [ 72.247818][ T4777] dump_stack_lvl+0xf4/0x15c [ 72.248569][ T4777] dump_stack+0x1c/0x5c [ 72.249150][ T4777] bad_page+0x188/0x1a8 [ 72.249733][ T4777] check_free_page_bad+0xf4/0x16c [ 72.250573][ T4777] free_unref_page_prepare+0x748/0xa94 [ 72.251482][ T4777] free_unref_page_list+0xdc/0x740 [ 72.252514][ T4777] release_pages+0x13a0/0x16c0 [ 72.253397][ T4777] __pagevec_release+0x84/0xf8 [ 72.254202][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 72.255086][ T4777] truncate_inode_pages+0x2c/0x3c [ 72.255919][ T4777] dbUnmount+0xf4/0x168 [ 72.256626][ T4777] jfs_umount+0x1c4/0x324 [ 72.257389][ T4777] jfs_put_super+0x90/0x18c [ 72.258191][ T4777] generic_shutdown_super+0x138/0x2f8 [ 72.259127][ T4777] kill_block_super+0x78/0xe0 [ 72.259909][ T4777] deactivate_locked_super+0xc0/0x13c [ 72.260789][ T4777] deactivate_super+0xf0/0x110 [ 72.261527][ T4777] cleanup_mnt+0x3bc/0x470 [ 72.262299][ T4777] __cleanup_mnt+0x20/0x30 [ 72.263035][ T4777] task_work_run+0x13c/0x1e8 [ 72.263755][ T4777] do_notify_resume+0x2488/0x30a8 [ 72.264520][ T4777] el0_svc+0xf0/0x1d0 [ 72.265121][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 72.265865][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 72.267187][ T4777] BUG: Bad page state in process syz-executor pfn:119873 [ 72.268257][ T4777] page:00000000f3971388 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x119873 [ 72.270382][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 72.271978][ T4777] raw: 05ffc00000002006 fffffc0003bf6448 ffff80001f4675a0 0000000000000000 [ 72.273292][ T4777] raw: 0000000000000003 ffff0000d009c0f8 00000000ffffffff 0000000000000000 [ 72.274551][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.275721][ T4777] Modules linked in: [ 72.276310][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 72.277751][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 72.279279][ T4777] Call trace: [ 72.279817][ T4777] dump_backtrace+0x0/0x458 [ 72.280542][ T4777] show_stack+0x2c/0x3c [ 72.281228][ T4777] __dump_stack+0x30/0x40 [ 72.281962][ T4777] dump_stack_lvl+0xf4/0x15c [ 72.282709][ T4777] dump_stack+0x1c/0x5c [ 72.283437][ T4777] bad_page+0x188/0x1a8 [ 72.284135][ T4777] check_free_page_bad+0xf4/0x16c [ 72.285024][ T4777] free_unref_page_prepare+0x748/0xa94 [ 72.285827][ T4777] free_unref_page_list+0xdc/0x740 [ 72.286630][ T4777] release_pages+0x13a0/0x16c0 [ 72.287420][ T4777] __pagevec_release+0x84/0xf8 [ 72.288180][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 72.289079][ T4777] truncate_inode_pages+0x2c/0x3c [ 72.289910][ T4777] dbUnmount+0xf4/0x168 [ 72.290574][ T4777] jfs_umount+0x1c4/0x324 [ 72.291320][ T4777] jfs_put_super+0x90/0x18c [ 72.291996][ T4777] generic_shutdown_super+0x138/0x2f8 [ 72.292951][ T4777] kill_block_super+0x78/0xe0 [ 72.293763][ T4777] deactivate_locked_super+0xc0/0x13c [ 72.294617][ T4777] deactivate_super+0xf0/0x110 [ 72.295433][ T4777] cleanup_mnt+0x3bc/0x470 [ 72.296148][ T4777] __cleanup_mnt+0x20/0x30 [ 72.296868][ T4777] task_work_run+0x13c/0x1e8 [ 72.297616][ T4777] do_notify_resume+0x2488/0x30a8 [ 72.298421][ T4777] el0_svc+0xf0/0x1d0 [ 72.299059][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 72.299865][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 72.416450][ T4991] set_capacity_and_notify: 10 callbacks suppressed [ 72.416459][ T4991] loop0: detected capacity change from 0 to 32768 [ 72.491500][ T4777] BUG: Bad page state in process syz-executor pfn:113b26 [ 72.492741][ T4777] page:00000000a6ee6885 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x113b26 [ 72.494240][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 72.495766][ T4777] raw: 05ffc00000002006 fffffc000338e388 ffff80001f4675a0 0000000000000000 [ 72.497199][ T4777] raw: 0000000000000004 ffff0000c8bed5d0 00000000ffffffff 0000000000000000 [ 72.498477][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.499801][ T4777] Modules linked in: [ 72.500415][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 72.501744][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 72.503290][ T4777] Call trace: [ 72.503800][ T4777] dump_backtrace+0x0/0x458 [ 72.504513][ T4777] show_stack+0x2c/0x3c [ 72.505120][ T4777] __dump_stack+0x30/0x40 [ 72.505821][ T4777] dump_stack_lvl+0xf4/0x15c [ 72.506486][ T4777] dump_stack+0x1c/0x5c [ 72.507117][ T4777] bad_page+0x188/0x1a8 [ 72.507676][ T4777] check_free_page_bad+0xf4/0x16c [ 72.508400][ T4777] free_unref_page_prepare+0x748/0xa94 [ 72.509315][ T4777] free_unref_page_list+0xdc/0x740 [ 72.510180][ T4777] release_pages+0x13a0/0x16c0 [ 72.511011][ T4777] __pagevec_release+0x84/0xf8 [ 72.511804][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 72.512767][ T4777] truncate_inode_pages+0x2c/0x3c [ 72.513661][ T4777] dbUnmount+0xf4/0x168 [ 72.514373][ T4777] jfs_umount+0x1c4/0x324 [ 72.515079][ T4777] jfs_put_super+0x90/0x18c [ 72.515860][ T4777] generic_shutdown_super+0x138/0x2f8 [ 72.516709][ T4777] kill_block_super+0x78/0xe0 [ 72.517493][ T4777] deactivate_locked_super+0xc0/0x13c [ 72.518397][ T4777] deactivate_super+0xf0/0x110 [ 72.519209][ T4777] cleanup_mnt+0x3bc/0x470 [ 72.519926][ T4777] __cleanup_mnt+0x20/0x30 [ 72.520612][ T4777] task_work_run+0x13c/0x1e8 [ 72.521390][ T4777] do_notify_resume+0x2488/0x30a8 [ 72.522212][ T4777] el0_svc+0xf0/0x1d0 [ 72.522865][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 72.523708][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 72.524746][ T4777] BUG: Bad page state in process syz-executor pfn:10e38e [ 72.525855][ T4777] page:00000000152e848b refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10e38e [ 72.527501][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 72.529266][ T4777] raw: 05ffc00000002006 fffffc00033342c8 ffff80001f4675a0 0000000000000000 [ 72.531474][ T4777] raw: 0000000000000003 ffff0000c8bed6c8 00000000ffffffff 0000000000000000 [ 72.532830][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.534051][ T4777] Modules linked in: [ 72.534722][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 72.536151][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 72.537766][ T4777] Call trace: [ 72.538207][ T4777] dump_backtrace+0x0/0x458 [ 72.538875][ T4777] show_stack+0x2c/0x3c [ 72.539549][ T4777] __dump_stack+0x30/0x40 [ 72.540293][ T4777] dump_stack_lvl+0xf4/0x15c [ 72.541080][ T4777] dump_stack+0x1c/0x5c [ 72.541802][ T4777] bad_page+0x188/0x1a8 [ 72.542489][ T4777] check_free_page_bad+0xf4/0x16c [ 72.543251][ T4777] free_unref_page_prepare+0x748/0xa94 [ 72.544177][ T4777] free_unref_page_list+0xdc/0x740 [ 72.544981][ T4777] release_pages+0x13a0/0x16c0 [ 72.545761][ T4777] __pagevec_release+0x84/0xf8 [ 72.546570][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 72.547553][ T4777] truncate_inode_pages+0x2c/0x3c [ 72.548336][ T4777] dbUnmount+0xf4/0x168 [ 72.548977][ T4777] jfs_umount+0x1c4/0x324 [ 72.549680][ T4777] jfs_put_super+0x90/0x18c [ 72.550455][ T4777] generic_shutdown_super+0x138/0x2f8 [ 72.551340][ T4777] kill_block_super+0x78/0xe0 [ 72.552112][ T4777] deactivate_locked_super+0xc0/0x13c [ 72.553012][ T4777] deactivate_super+0xf0/0x110 [ 72.553823][ T4777] cleanup_mnt+0x3bc/0x470 [ 72.554560][ T4777] __cleanup_mnt+0x20/0x30 [ 72.555298][ T4777] task_work_run+0x13c/0x1e8 [ 72.556068][ T4777] do_notify_resume+0x2488/0x30a8 [ 72.556952][ T4777] el0_svc+0xf0/0x1d0 [ 72.557577][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 72.558398][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 72.697661][ T4993] loop0: detected capacity change from 0 to 32768 [ 72.761257][ T4777] BUG: Bad page state in process syz-executor pfn:109a51 [ 72.762442][ T4777] page:00000000e3547732 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109a51 [ 72.764274][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 72.766091][ T4777] raw: 05ffc00000002006 fffffc00032ab708 ffff80001f4675a0 0000000000000000 [ 72.767533][ T4777] raw: 0000000000000004 ffff0000d70d71f0 00000000ffffffff 0000000000000000 [ 72.769158][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.771007][ T4777] Modules linked in: [ 72.771668][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 72.773029][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 72.774537][ T4777] Call trace: [ 72.775003][ T4777] dump_backtrace+0x0/0x458 [ 72.775653][ T4777] show_stack+0x2c/0x3c [ 72.776289][ T4777] __dump_stack+0x30/0x40 [ 72.776986][ T4777] dump_stack_lvl+0xf4/0x15c [ 72.777653][ T4777] dump_stack+0x1c/0x5c [ 72.778256][ T4777] bad_page+0x188/0x1a8 [ 72.778879][ T4777] check_free_page_bad+0xf4/0x16c [ 72.779658][ T4777] free_unref_page_prepare+0x748/0xa94 [ 72.780521][ T4777] free_unref_page_list+0xdc/0x740 [ 72.781352][ T4777] release_pages+0x13a0/0x16c0 [ 72.782138][ T4777] __pagevec_release+0x84/0xf8 [ 72.782889][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 72.783830][ T4777] truncate_inode_pages+0x2c/0x3c [ 72.784697][ T4777] dbUnmount+0xf4/0x168 [ 72.785360][ T4777] jfs_umount+0x1c4/0x324 [ 72.786028][ T4777] jfs_put_super+0x90/0x18c [ 72.786770][ T4777] generic_shutdown_super+0x138/0x2f8 [ 72.787616][ T4777] kill_block_super+0x78/0xe0 [ 72.788390][ T4777] deactivate_locked_super+0xc0/0x13c [ 72.789289][ T4777] deactivate_super+0xf0/0x110 [ 72.790104][ T4777] cleanup_mnt+0x3bc/0x470 [ 72.790811][ T4777] __cleanup_mnt+0x20/0x30 [ 72.791531][ T4777] task_work_run+0x13c/0x1e8 [ 72.792252][ T4777] do_notify_resume+0x2488/0x30a8 [ 72.793065][ T4777] el0_svc+0xf0/0x1d0 [ 72.793685][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 72.794542][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 72.795800][ T4777] BUG: Bad page state in process syz-executor pfn:10aadc [ 72.796820][ T4777] page:00000000e7e60aca refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10aadc [ 72.798453][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 72.800236][ T4777] raw: 05ffc00000002006 fffffc000356d208 ffff80001f4675a0 0000000000000000 [ 72.801520][ T4777] raw: 0000000000000003 ffff0000d70d72e8 00000000ffffffff 0000000000000000 [ 72.802842][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 72.803965][ T4777] Modules linked in: [ 72.804545][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 72.805842][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 72.807316][ T4777] Call trace: [ 72.807816][ T4777] dump_backtrace+0x0/0x458 [ 72.808435][ T4777] show_stack+0x2c/0x3c [ 72.809078][ T4777] __dump_stack+0x30/0x40 [ 72.809741][ T4777] dump_stack_lvl+0xf4/0x15c [ 72.810501][ T4777] dump_stack+0x1c/0x5c [ 72.811149][ T4777] bad_page+0x188/0x1a8 [ 72.811853][ T4777] check_free_page_bad+0xf4/0x16c [ 72.812747][ T4777] free_unref_page_prepare+0x748/0xa94 [ 72.813598][ T4777] free_unref_page_list+0xdc/0x740 [ 72.814454][ T4777] release_pages+0x13a0/0x16c0 [ 72.815272][ T4777] __pagevec_release+0x84/0xf8 [ 72.816069][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 72.817013][ T4777] truncate_inode_pages+0x2c/0x3c [ 72.817873][ T4777] dbUnmount+0xf4/0x168 [ 72.818566][ T4777] jfs_umount+0x1c4/0x324 [ 72.819262][ T4777] jfs_put_super+0x90/0x18c [ 72.820009][ T4777] generic_shutdown_super+0x138/0x2f8 [ 72.820945][ T4777] kill_block_super+0x78/0xe0 [ 72.821701][ T4777] deactivate_locked_super+0xc0/0x13c [ 72.822634][ T4777] deactivate_super+0xf0/0x110 [ 72.823411][ T4777] cleanup_mnt+0x3bc/0x470 [ 72.824186][ T4777] __cleanup_mnt+0x20/0x30 [ 72.824974][ T4777] task_work_run+0x13c/0x1e8 [ 72.825842][ T4777] do_notify_resume+0x2488/0x30a8 [ 72.826792][ T4777] el0_svc+0xf0/0x1d0 [ 72.827556][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 72.828494][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 72.957526][ T4996] loop0: detected capacity change from 0 to 32768 [ 73.017751][ T4777] BUG: Bad page state in process syz-executor pfn:10895c [ 73.018979][ T4777] page:00000000ddc8ec16 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10895c [ 73.029487][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.031290][ T4777] raw: 05ffc00000002006 fffffc000338aac8 ffff80001f4675a0 0000000000000000 [ 73.032588][ T4777] raw: 0000000000000004 ffff0000d20c63e0 00000000ffffffff 0000000000000000 [ 73.033893][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.035112][ T4777] Modules linked in: [ 73.035697][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.037210][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 73.038706][ T4777] Call trace: [ 73.039201][ T4777] dump_backtrace+0x0/0x458 [ 73.039931][ T4777] show_stack+0x2c/0x3c [ 73.040603][ T4777] __dump_stack+0x30/0x40 [ 73.041308][ T4777] dump_stack_lvl+0xf4/0x15c [ 73.042054][ T4777] dump_stack+0x1c/0x5c [ 73.042722][ T4777] bad_page+0x188/0x1a8 [ 73.043365][ T4777] check_free_page_bad+0xf4/0x16c [ 73.044330][ T4777] free_unref_page_prepare+0x748/0xa94 [ 73.045321][ T4777] free_unref_page_list+0xdc/0x740 [ 73.046166][ T4777] release_pages+0x13a0/0x16c0 [ 73.046900][ T4777] __pagevec_release+0x84/0xf8 [ 73.047651][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 73.048534][ T4777] truncate_inode_pages+0x2c/0x3c [ 73.049347][ T4777] dbUnmount+0xf4/0x168 [ 73.050000][ T4777] jfs_umount+0x1c4/0x324 [ 73.050719][ T4777] jfs_put_super+0x90/0x18c [ 73.051433][ T4777] generic_shutdown_super+0x138/0x2f8 [ 73.052274][ T4777] kill_block_super+0x78/0xe0 [ 73.053045][ T4777] deactivate_locked_super+0xc0/0x13c [ 73.054151][ T4777] deactivate_super+0xf0/0x110 [ 73.055049][ T4777] cleanup_mnt+0x3bc/0x470 [ 73.055886][ T4777] __cleanup_mnt+0x20/0x30 [ 73.056693][ T4777] task_work_run+0x13c/0x1e8 [ 73.057483][ T4777] do_notify_resume+0x2488/0x30a8 [ 73.058370][ T4777] el0_svc+0xf0/0x1d0 [ 73.059009][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 73.059796][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 73.061496][ T4777] BUG: Bad page state in process syz-executor pfn:10e2ab [ 73.062577][ T4777] page:00000000d522efa1 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10e2ab [ 73.064130][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.065677][ T4777] raw: 05ffc00000002006 fffffc00036c1d08 ffff80001f4675a0 0000000000000000 [ 73.067117][ T4777] raw: 0000000000000003 ffff0000d20c64d8 00000000ffffffff 0000000000000000 [ 73.068497][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.069676][ T4777] Modules linked in: [ 73.070290][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.071936][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 73.073509][ T4777] Call trace: [ 73.073975][ T4777] dump_backtrace+0x0/0x458 [ 73.074612][ T4777] show_stack+0x2c/0x3c [ 73.075251][ T4777] __dump_stack+0x30/0x40 [ 73.075856][ T4777] dump_stack_lvl+0xf4/0x15c [ 73.076532][ T4777] dump_stack+0x1c/0x5c [ 73.077163][ T4777] bad_page+0x188/0x1a8 [ 73.077796][ T4777] check_free_page_bad+0xf4/0x16c [ 73.078499][ T4777] free_unref_page_prepare+0x748/0xa94 [ 73.079438][ T4777] free_unref_page_list+0xdc/0x740 [ 73.080286][ T4777] release_pages+0x13a0/0x16c0 [ 73.081147][ T4777] __pagevec_release+0x84/0xf8 [ 73.081913][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 73.082811][ T4777] truncate_inode_pages+0x2c/0x3c [ 73.083632][ T4777] dbUnmount+0xf4/0x168 [ 73.084375][ T4777] jfs_umount+0x1c4/0x324 [ 73.085117][ T4777] jfs_put_super+0x90/0x18c [ 73.085891][ T4777] generic_shutdown_super+0x138/0x2f8 [ 73.086748][ T4777] kill_block_super+0x78/0xe0 [ 73.087525][ T4777] deactivate_locked_super+0xc0/0x13c [ 73.088472][ T4777] deactivate_super+0xf0/0x110 [ 73.089226][ T4777] cleanup_mnt+0x3bc/0x470 [ 73.089983][ T4777] __cleanup_mnt+0x20/0x30 [ 73.090699][ T4777] task_work_run+0x13c/0x1e8 [ 73.091540][ T4777] do_notify_resume+0x2488/0x30a8 [ 73.092375][ T4777] el0_svc+0xf0/0x1d0 [ 73.092974][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 73.093787][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 73.208424][ T4998] loop0: detected capacity change from 0 to 32768 [ 73.314067][ T4777] BUG: Bad page state in process syz-executor pfn:115be1 [ 73.315221][ T4777] page:000000000d2b282d refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x115be1 [ 73.316900][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.318485][ T4777] raw: 05ffc00000002006 fffffc000329bac8 ffff80001f4675a0 0000000000000000 [ 73.320215][ T4777] raw: 0000000000000004 ffff0000db84c5d0 00000000ffffffff 0000000000000000 [ 73.321711][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.322848][ T4777] Modules linked in: [ 73.323427][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.324846][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 73.326484][ T4777] Call trace: [ 73.326916][ T4777] dump_backtrace+0x0/0x458 [ 73.327614][ T4777] show_stack+0x2c/0x3c [ 73.328253][ T4777] __dump_stack+0x30/0x40 [ 73.328822][ T4777] dump_stack_lvl+0xf4/0x15c [ 73.329520][ T4777] dump_stack+0x1c/0x5c [ 73.330255][ T4777] bad_page+0x188/0x1a8 [ 73.330938][ T4777] check_free_page_bad+0xf4/0x16c [ 73.331765][ T4777] free_unref_page_prepare+0x748/0xa94 [ 73.332630][ T4777] free_unref_page_list+0xdc/0x740 [ 73.333492][ T4777] release_pages+0x13a0/0x16c0 [ 73.334392][ T4777] __pagevec_release+0x84/0xf8 [ 73.335158][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 73.336114][ T4777] truncate_inode_pages+0x2c/0x3c [ 73.336958][ T4777] dbUnmount+0xf4/0x168 [ 73.337648][ T4777] jfs_umount+0x1c4/0x324 [ 73.338370][ T4777] jfs_put_super+0x90/0x18c [ 73.339110][ T4777] generic_shutdown_super+0x138/0x2f8 [ 73.340031][ T4777] kill_block_super+0x78/0xe0 [ 73.340836][ T4777] deactivate_locked_super+0xc0/0x13c [ 73.341715][ T4777] deactivate_super+0xf0/0x110 [ 73.342509][ T4777] cleanup_mnt+0x3bc/0x470 [ 73.343240][ T4777] __cleanup_mnt+0x20/0x30 [ 73.343932][ T4777] task_work_run+0x13c/0x1e8 [ 73.344663][ T4777] do_notify_resume+0x2488/0x30a8 [ 73.345507][ T4777] el0_svc+0xf0/0x1d0 [ 73.346153][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 73.346951][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 73.348186][ T4777] BUG: Bad page state in process syz-executor pfn:10a6eb [ 73.349182][ T4777] page:0000000012383972 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10a6eb [ 73.350907][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.352319][ T4777] raw: 05ffc00000002006 fffffc00034f7fc8 ffff80001f4675a0 0000000000000000 [ 73.353539][ T4777] raw: 0000000000000003 ffff0000db84c6c8 00000000ffffffff 0000000000000000 [ 73.354910][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.355985][ T4777] Modules linked in: [ 73.356647][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.358031][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 73.359575][ T4777] Call trace: [ 73.360120][ T4777] dump_backtrace+0x0/0x458 [ 73.360853][ T4777] show_stack+0x2c/0x3c [ 73.361533][ T4777] __dump_stack+0x30/0x40 [ 73.362244][ T4777] dump_stack_lvl+0xf4/0x15c [ 73.363000][ T4777] dump_stack+0x1c/0x5c [ 73.363646][ T4777] bad_page+0x188/0x1a8 [ 73.364320][ T4777] check_free_page_bad+0xf4/0x16c [ 73.365123][ T4777] free_unref_page_prepare+0x748/0xa94 [ 73.366005][ T4777] free_unref_page_list+0xdc/0x740 [ 73.366876][ T4777] release_pages+0x13a0/0x16c0 [ 73.367718][ T4777] __pagevec_release+0x84/0xf8 [ 73.368469][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 73.369429][ T4777] truncate_inode_pages+0x2c/0x3c [ 73.370276][ T4777] dbUnmount+0xf4/0x168 [ 73.370928][ T4777] jfs_umount+0x1c4/0x324 [ 73.371657][ T4777] jfs_put_super+0x90/0x18c [ 73.372392][ T4777] generic_shutdown_super+0x138/0x2f8 [ 73.373236][ T4777] kill_block_super+0x78/0xe0 [ 73.373994][ T4777] deactivate_locked_super+0xc0/0x13c [ 73.374835][ T4777] deactivate_super+0xf0/0x110 [ 73.375573][ T4777] cleanup_mnt+0x3bc/0x470 [ 73.376331][ T4777] __cleanup_mnt+0x20/0x30 [ 73.377088][ T4777] task_work_run+0x13c/0x1e8 [ 73.377838][ T4777] do_notify_resume+0x2488/0x30a8 [ 73.378658][ T4777] el0_svc+0xf0/0x1d0 [ 73.379330][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 73.380110][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 73.515388][ T5001] loop0: detected capacity change from 0 to 32768 [ 73.580260][ T4777] BUG: Bad page state in process syz-executor pfn:10b386 [ 73.581513][ T4777] page:000000007048d4ff refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b386 [ 73.583234][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.584683][ T4777] raw: 05ffc00000002006 fffffc00032db788 ffff80001f4675a0 0000000000000000 [ 73.586069][ T4777] raw: 0000000000000004 ffff0000d2cd97c0 00000000ffffffff 0000000000000000 [ 73.587433][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.588583][ T4777] Modules linked in: [ 73.589216][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.590741][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 73.592409][ T4777] Call trace: [ 73.592922][ T4777] dump_backtrace+0x0/0x458 [ 73.593636][ T4777] show_stack+0x2c/0x3c [ 73.594376][ T4777] __dump_stack+0x30/0x40 [ 73.595055][ T4777] dump_stack_lvl+0xf4/0x15c [ 73.595792][ T4777] dump_stack+0x1c/0x5c [ 73.596457][ T4777] bad_page+0x188/0x1a8 [ 73.597143][ T4777] check_free_page_bad+0xf4/0x16c [ 73.598005][ T4777] free_unref_page_prepare+0x748/0xa94 [ 73.598932][ T4777] free_unref_page_list+0xdc/0x740 [ 73.599809][ T4777] release_pages+0x13a0/0x16c0 [ 73.600592][ T4777] __pagevec_release+0x84/0xf8 [ 73.601425][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 73.602353][ T4777] truncate_inode_pages+0x2c/0x3c [ 73.603203][ T4777] dbUnmount+0xf4/0x168 [ 73.603955][ T4777] jfs_umount+0x1c4/0x324 [ 73.604756][ T4777] jfs_put_super+0x90/0x18c [ 73.605468][ T4777] generic_shutdown_super+0x138/0x2f8 [ 73.606322][ T4777] kill_block_super+0x78/0xe0 [ 73.607070][ T4777] deactivate_locked_super+0xc0/0x13c [ 73.607932][ T4777] deactivate_super+0xf0/0x110 [ 73.608833][ T4777] cleanup_mnt+0x3bc/0x470 [ 73.609586][ T4777] __cleanup_mnt+0x20/0x30 [ 73.610320][ T4777] task_work_run+0x13c/0x1e8 [ 73.611061][ T4777] do_notify_resume+0x2488/0x30a8 [ 73.611942][ T4777] el0_svc+0xf0/0x1d0 [ 73.612619][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 73.613403][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 73.614490][ T4777] BUG: Bad page state in process syz-executor pfn:10b6de [ 73.615580][ T4777] page:0000000071a28dfa refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10b6de [ 73.617112][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.618592][ T4777] raw: 05ffc00000002006 fffffc000322fac8 ffff80001f4675a0 0000000000000000 [ 73.620484][ T4777] raw: 0000000000000003 ffff0000d2cd98b8 00000000ffffffff 0000000000000000 [ 73.621872][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.622988][ T4777] Modules linked in: [ 73.623526][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.624841][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 73.626359][ T4777] Call trace: [ 73.626810][ T4777] dump_backtrace+0x0/0x458 [ 73.627441][ T4777] show_stack+0x2c/0x3c [ 73.628054][ T4777] __dump_stack+0x30/0x40 [ 73.628682][ T4777] dump_stack_lvl+0xf4/0x15c [ 73.629324][ T4777] dump_stack+0x1c/0x5c [ 73.629959][ T4777] bad_page+0x188/0x1a8 [ 73.630702][ T4777] check_free_page_bad+0xf4/0x16c [ 73.631485][ T4777] free_unref_page_prepare+0x748/0xa94 [ 73.632386][ T4777] free_unref_page_list+0xdc/0x740 [ 73.633267][ T4777] release_pages+0x13a0/0x16c0 [ 73.634074][ T4777] __pagevec_release+0x84/0xf8 [ 73.634875][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 73.635859][ T4777] truncate_inode_pages+0x2c/0x3c [ 73.636731][ T4777] dbUnmount+0xf4/0x168 [ 73.637370][ T4777] jfs_umount+0x1c4/0x324 [ 73.638102][ T4777] jfs_put_super+0x90/0x18c [ 73.638861][ T4777] generic_shutdown_super+0x138/0x2f8 [ 73.639701][ T4777] kill_block_super+0x78/0xe0 [ 73.640517][ T4777] deactivate_locked_super+0xc0/0x13c [ 73.641332][ T4777] deactivate_super+0xf0/0x110 [ 73.642174][ T4777] cleanup_mnt+0x3bc/0x470 [ 73.642900][ T4777] __cleanup_mnt+0x20/0x30 [ 73.643578][ T4777] task_work_run+0x13c/0x1e8 [ 73.644349][ T4777] do_notify_resume+0x2488/0x30a8 [ 73.645223][ T4777] el0_svc+0xf0/0x1d0 [ 73.645896][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 73.646723][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 73.689521][ T4187] Bluetooth: hci0: command 0x0419 tx timeout [ 73.768518][ T5003] loop0: detected capacity change from 0 to 32768 [ 73.798248][ T4777] BUG: Bad page state in process syz-executor pfn:12d76e [ 73.799750][ T4777] page:000000001f3d3be1 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x12d76e [ 73.801440][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.802888][ T4777] raw: 05ffc00000002006 fffffc00031e8848 ffff80001f4675a0 0000000000000000 [ 73.804178][ T4777] raw: 0000000000000004 ffff0000ce4887c0 00000000ffffffff 0000000000000000 [ 73.805458][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.806529][ T4777] Modules linked in: [ 73.807132][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.808466][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 73.810078][ T4777] Call trace: [ 73.810645][ T4777] dump_backtrace+0x0/0x458 [ 73.811401][ T4777] show_stack+0x2c/0x3c [ 73.812068][ T4777] __dump_stack+0x30/0x40 [ 73.812787][ T4777] dump_stack_lvl+0xf4/0x15c [ 73.813476][ T4777] dump_stack+0x1c/0x5c [ 73.814126][ T4777] bad_page+0x188/0x1a8 [ 73.814772][ T4777] check_free_page_bad+0xf4/0x16c [ 73.815638][ T4777] free_unref_page_prepare+0x748/0xa94 [ 73.816549][ T4777] free_unref_page_list+0xdc/0x740 [ 73.817371][ T4777] release_pages+0x13a0/0x16c0 [ 73.818224][ T4777] __pagevec_release+0x84/0xf8 [ 73.819111][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 73.820117][ T4777] truncate_inode_pages+0x2c/0x3c [ 73.821023][ T4777] dbUnmount+0xf4/0x168 [ 73.821765][ T4777] jfs_umount+0x1c4/0x324 [ 73.822454][ T4777] jfs_put_super+0x90/0x18c [ 73.823186][ T4777] generic_shutdown_super+0x138/0x2f8 [ 73.824015][ T4777] kill_block_super+0x78/0xe0 [ 73.824759][ T4777] deactivate_locked_super+0xc0/0x13c [ 73.825570][ T4777] deactivate_super+0xf0/0x110 [ 73.826325][ T4777] cleanup_mnt+0x3bc/0x470 [ 73.827132][ T4777] __cleanup_mnt+0x20/0x30 [ 73.827835][ T4777] task_work_run+0x13c/0x1e8 [ 73.828644][ T4777] do_notify_resume+0x2488/0x30a8 [ 73.829562][ T4777] el0_svc+0xf0/0x1d0 [ 73.830249][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 73.831379][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 73.832932][ T4777] BUG: Bad page state in process syz-executor pfn:107a21 [ 73.834058][ T4777] page:0000000068faae27 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x107a21 [ 73.835583][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 73.837031][ T4777] raw: 05ffc00000002006 fffffc00034e5508 ffff80001f4675a0 0000000000000000 [ 73.838336][ T4777] raw: 0000000000000003 ffff0000ce4888b8 00000000ffffffff 0000000000000000 [ 73.840424][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 73.841720][ T4777] Modules linked in: [ 73.842362][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 73.843652][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 73.845262][ T4777] Call trace: [ 73.845768][ T4777] dump_backtrace+0x0/0x458 [ 73.846490][ T4777] show_stack+0x2c/0x3c [ 73.847152][ T4777] __dump_stack+0x30/0x40 [ 73.847810][ T4777] dump_stack_lvl+0xf4/0x15c [ 73.848489][ T4777] dump_stack+0x1c/0x5c [ 73.849121][ T4777] bad_page+0x188/0x1a8 [ 73.849799][ T4777] check_free_page_bad+0xf4/0x16c [ 73.850671][ T4777] free_unref_page_prepare+0x748/0xa94 [ 73.851518][ T4777] free_unref_page_list+0xdc/0x740 [ 73.852404][ T4777] release_pages+0x13a0/0x16c0 [ 73.853139][ T4777] __pagevec_release+0x84/0xf8 [ 73.853966][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 73.854925][ T4777] truncate_inode_pages+0x2c/0x3c [ 73.855786][ T4777] dbUnmount+0xf4/0x168 [ 73.856497][ T4777] jfs_umount+0x1c4/0x324 [ 73.857230][ T4777] jfs_put_super+0x90/0x18c [ 73.857992][ T4777] generic_shutdown_super+0x138/0x2f8 [ 73.858892][ T4777] kill_block_super+0x78/0xe0 [ 73.859703][ T4777] deactivate_locked_super+0xc0/0x13c [ 73.860655][ T4777] deactivate_super+0xf0/0x110 [ 73.861540][ T4777] cleanup_mnt+0x3bc/0x470 [ 73.862334][ T4777] __cleanup_mnt+0x20/0x30 [ 73.863073][ T4777] task_work_run+0x13c/0x1e8 [ 73.863789][ T4777] do_notify_resume+0x2488/0x30a8 [ 73.864632][ T4777] el0_svc+0xf0/0x1d0 [ 73.865276][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 73.866111][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 73.976696][ T5005] loop0: detected capacity change from 0 to 32768 [ 74.045899][ T4777] BUG: Bad page state in process syz-executor pfn:11a26a [ 74.047117][ T4777] page:00000000865cd7a0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x11a26a [ 74.048716][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.050734][ T4777] raw: 05ffc00000002006 fffffc0003b76788 ffff80001f4675a0 0000000000000000 [ 74.052100][ T4777] raw: 0000000000000004 ffff0000c94999b0 00000000ffffffff 0000000000000000 [ 74.053557][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.054981][ T4777] Modules linked in: [ 74.055680][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.057125][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 74.058628][ T4777] Call trace: [ 74.059145][ T4777] dump_backtrace+0x0/0x458 [ 74.059871][ T4777] show_stack+0x2c/0x3c [ 74.060464][ T4777] __dump_stack+0x30/0x40 [ 74.061209][ T4777] dump_stack_lvl+0xf4/0x15c [ 74.061957][ T4777] dump_stack+0x1c/0x5c [ 74.062679][ T4777] bad_page+0x188/0x1a8 [ 74.063376][ T4777] check_free_page_bad+0xf4/0x16c [ 74.064124][ T4777] free_unref_page_prepare+0x748/0xa94 [ 74.065035][ T4777] free_unref_page_list+0xdc/0x740 [ 74.065939][ T4777] release_pages+0x13a0/0x16c0 [ 74.066775][ T4777] __pagevec_release+0x84/0xf8 [ 74.067638][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 74.068515][ T4777] truncate_inode_pages+0x2c/0x3c [ 74.069285][ T4777] dbUnmount+0xf4/0x168 [ 74.069949][ T4777] jfs_umount+0x1c4/0x324 [ 74.070606][ T4777] jfs_put_super+0x90/0x18c [ 74.071299][ T4777] generic_shutdown_super+0x138/0x2f8 [ 74.072147][ T4777] kill_block_super+0x78/0xe0 [ 74.072977][ T4777] deactivate_locked_super+0xc0/0x13c [ 74.073924][ T4777] deactivate_super+0xf0/0x110 [ 74.074780][ T4777] cleanup_mnt+0x3bc/0x470 [ 74.075497][ T4777] __cleanup_mnt+0x20/0x30 [ 74.076137][ T4777] task_work_run+0x13c/0x1e8 [ 74.076945][ T4777] do_notify_resume+0x2488/0x30a8 [ 74.077725][ T4777] el0_svc+0xf0/0x1d0 [ 74.078413][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 74.079213][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 74.080939][ T4777] BUG: Bad page state in process syz-executor pfn:12dd9e [ 74.082114][ T4777] page:000000009e0c9a10 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12dd9e [ 74.083691][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.085103][ T4777] raw: 05ffc00000002006 fffffc00032a5688 ffff80001f4675a0 0000000000000000 [ 74.086487][ T4777] raw: 0000000000000003 ffff0000c9499aa8 00000000ffffffff 0000000000000000 [ 74.087962][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.089218][ T4777] Modules linked in: [ 74.090897][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.092242][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 74.093810][ T4777] Call trace: [ 74.094318][ T4777] dump_backtrace+0x0/0x458 [ 74.094998][ T4777] show_stack+0x2c/0x3c [ 74.095626][ T4777] __dump_stack+0x30/0x40 [ 74.096316][ T4777] dump_stack_lvl+0xf4/0x15c [ 74.097009][ T4777] dump_stack+0x1c/0x5c [ 74.097673][ T4777] bad_page+0x188/0x1a8 [ 74.098268][ T4777] check_free_page_bad+0xf4/0x16c [ 74.098994][ T4777] free_unref_page_prepare+0x748/0xa94 [ 74.099827][ T4777] free_unref_page_list+0xdc/0x740 [ 74.100695][ T4777] release_pages+0x13a0/0x16c0 [ 74.101570][ T4777] __pagevec_release+0x84/0xf8 [ 74.102327][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 74.103276][ T4777] truncate_inode_pages+0x2c/0x3c [ 74.104132][ T4777] dbUnmount+0xf4/0x168 [ 74.104873][ T4777] jfs_umount+0x1c4/0x324 [ 74.105606][ T4777] jfs_put_super+0x90/0x18c [ 74.106366][ T4777] generic_shutdown_super+0x138/0x2f8 [ 74.107289][ T4777] kill_block_super+0x78/0xe0 [ 74.108028][ T4777] deactivate_locked_super+0xc0/0x13c [ 74.108870][ T4777] deactivate_super+0xf0/0x110 [ 74.109634][ T4777] cleanup_mnt+0x3bc/0x470 [ 74.110382][ T4777] __cleanup_mnt+0x20/0x30 [ 74.111283][ T4777] task_work_run+0x13c/0x1e8 [ 74.112110][ T4777] do_notify_resume+0x2488/0x30a8 [ 74.113001][ T4777] el0_svc+0xf0/0x1d0 [ 74.113631][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 74.114502][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 74.226189][ T5007] loop0: detected capacity change from 0 to 32768 [ 74.280051][ T4777] BUG: Bad page state in process syz-executor pfn:111855 [ 74.281226][ T4777] page:00000000510d08c1 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x111855 [ 74.282816][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.284444][ T4777] raw: 05ffc00000002006 fffffc0003b21d88 ffff80001f4675a0 0000000000000000 [ 74.285881][ T4777] raw: 0000000000000004 ffff0000d0d469b0 00000000ffffffff 0000000000000000 [ 74.287190][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.288283][ T4777] Modules linked in: [ 74.288884][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.290321][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 74.291979][ T4777] Call trace: [ 74.292586][ T4777] dump_backtrace+0x0/0x458 [ 74.293362][ T4777] show_stack+0x2c/0x3c [ 74.294053][ T4777] __dump_stack+0x30/0x40 [ 74.294742][ T4777] dump_stack_lvl+0xf4/0x15c [ 74.295567][ T4777] dump_stack+0x1c/0x5c [ 74.296257][ T4777] bad_page+0x188/0x1a8 [ 74.296939][ T4777] check_free_page_bad+0xf4/0x16c [ 74.297757][ T4777] free_unref_page_prepare+0x748/0xa94 [ 74.298619][ T4777] free_unref_page_list+0xdc/0x740 [ 74.299545][ T4777] release_pages+0x13a0/0x16c0 [ 74.300338][ T4777] __pagevec_release+0x84/0xf8 [ 74.301060][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 74.301950][ T4777] truncate_inode_pages+0x2c/0x3c [ 74.302773][ T4777] dbUnmount+0xf4/0x168 [ 74.303422][ T4777] jfs_umount+0x1c4/0x324 [ 74.304106][ T4777] jfs_put_super+0x90/0x18c [ 74.304789][ T4777] generic_shutdown_super+0x138/0x2f8 [ 74.305596][ T4777] kill_block_super+0x78/0xe0 [ 74.306329][ T4777] deactivate_locked_super+0xc0/0x13c [ 74.307118][ T4777] deactivate_super+0xf0/0x110 [ 74.307849][ T4777] cleanup_mnt+0x3bc/0x470 [ 74.308536][ T4777] __cleanup_mnt+0x20/0x30 [ 74.309245][ T4777] task_work_run+0x13c/0x1e8 [ 74.309919][ T4777] do_notify_resume+0x2488/0x30a8 [ 74.310667][ T4777] el0_svc+0xf0/0x1d0 [ 74.311332][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 74.312245][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 74.313180][ T4777] BUG: Bad page state in process syz-executor pfn:12c876 [ 74.314182][ T4777] page:000000000996e0cd refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x12c876 [ 74.315744][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.317107][ T4777] raw: 05ffc00000002006 fffffc00034a85c8 ffff80001f4675a0 0000000000000000 [ 74.318245][ T4777] raw: 0000000000000003 ffff0000d0d46aa8 00000000ffffffff 0000000000000000 [ 74.319871][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.321167][ T4777] Modules linked in: [ 74.321879][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.323225][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 74.324690][ T4777] Call trace: [ 74.325136][ T4777] dump_backtrace+0x0/0x458 [ 74.325809][ T4777] show_stack+0x2c/0x3c [ 74.326403][ T4777] __dump_stack+0x30/0x40 [ 74.327009][ T4777] dump_stack_lvl+0xf4/0x15c [ 74.327736][ T4777] dump_stack+0x1c/0x5c [ 74.328331][ T4777] bad_page+0x188/0x1a8 [ 74.328962][ T4777] check_free_page_bad+0xf4/0x16c [ 74.329724][ T4777] free_unref_page_prepare+0x748/0xa94 [ 74.330654][ T4777] free_unref_page_list+0xdc/0x740 [ 74.331515][ T4777] release_pages+0x13a0/0x16c0 [ 74.332318][ T4777] __pagevec_release+0x84/0xf8 [ 74.333117][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 74.334068][ T4777] truncate_inode_pages+0x2c/0x3c [ 74.334870][ T4777] dbUnmount+0xf4/0x168 [ 74.335553][ T4777] jfs_umount+0x1c4/0x324 [ 74.336257][ T4777] jfs_put_super+0x90/0x18c [ 74.336957][ T4777] generic_shutdown_super+0x138/0x2f8 [ 74.337818][ T4777] kill_block_super+0x78/0xe0 [ 74.338608][ T4777] deactivate_locked_super+0xc0/0x13c [ 74.339475][ T4777] deactivate_super+0xf0/0x110 [ 74.340306][ T4777] cleanup_mnt+0x3bc/0x470 [ 74.341037][ T4777] __cleanup_mnt+0x20/0x30 [ 74.341771][ T4777] task_work_run+0x13c/0x1e8 [ 74.342541][ T4777] do_notify_resume+0x2488/0x30a8 [ 74.343300][ T4777] el0_svc+0xf0/0x1d0 [ 74.343941][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 74.344707][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 74.456472][ T5009] loop0: detected capacity change from 0 to 32768 [ 74.519058][ T4777] BUG: Bad page state in process syz-executor pfn:109b37 [ 74.520328][ T4777] page:00000000017cae15 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x109b37 [ 74.521929][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.523449][ T4777] raw: 05ffc00000002006 fffffc0003581d08 ffff80001f4675a0 0000000000000000 [ 74.524819][ T4777] raw: 0000000000000004 ffff0000ede28ba0 00000000ffffffff 0000000000000000 [ 74.526139][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.527230][ T4777] Modules linked in: [ 74.527843][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.529193][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 74.530758][ T4777] Call trace: [ 74.531294][ T4777] dump_backtrace+0x0/0x458 [ 74.532068][ T4777] show_stack+0x2c/0x3c [ 74.532797][ T4777] __dump_stack+0x30/0x40 [ 74.533564][ T4777] dump_stack_lvl+0xf4/0x15c [ 74.534339][ T4777] dump_stack+0x1c/0x5c [ 74.534997][ T4777] bad_page+0x188/0x1a8 [ 74.535614][ T4777] check_free_page_bad+0xf4/0x16c [ 74.536430][ T4777] free_unref_page_prepare+0x748/0xa94 [ 74.537322][ T4777] free_unref_page_list+0xdc/0x740 [ 74.538160][ T4777] release_pages+0x13a0/0x16c0 [ 74.538922][ T4777] __pagevec_release+0x84/0xf8 [ 74.539753][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 74.540740][ T4777] truncate_inode_pages+0x2c/0x3c [ 74.541648][ T4777] dbUnmount+0xf4/0x168 [ 74.542299][ T4777] jfs_umount+0x1c4/0x324 [ 74.543016][ T4777] jfs_put_super+0x90/0x18c [ 74.543785][ T4777] generic_shutdown_super+0x138/0x2f8 [ 74.544727][ T4777] kill_block_super+0x78/0xe0 [ 74.545505][ T4777] deactivate_locked_super+0xc0/0x13c [ 74.546427][ T4777] deactivate_super+0xf0/0x110 [ 74.547214][ T4777] cleanup_mnt+0x3bc/0x470 [ 74.547964][ T4777] __cleanup_mnt+0x20/0x30 [ 74.548708][ T4777] task_work_run+0x13c/0x1e8 [ 74.549439][ T4777] do_notify_resume+0x2488/0x30a8 [ 74.550255][ T4777] el0_svc+0xf0/0x1d0 [ 74.550877][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 74.551681][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 74.552852][ T4777] BUG: Bad page state in process syz-executor pfn:116074 [ 74.553969][ T4777] page:000000000707ed78 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x116074 [ 74.555809][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.557312][ T4777] raw: 05ffc00000002006 fffffc00036e4108 ffff80001f4675a0 0000000000000000 [ 74.558676][ T4777] raw: 0000000000000003 ffff0000ede28c98 00000000ffffffff 0000000000000000 [ 74.560153][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.561285][ T4777] Modules linked in: [ 74.561875][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.563375][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 74.564863][ T4777] Call trace: [ 74.565322][ T4777] dump_backtrace+0x0/0x458 [ 74.566046][ T4777] show_stack+0x2c/0x3c [ 74.566676][ T4777] __dump_stack+0x30/0x40 [ 74.567406][ T4777] dump_stack_lvl+0xf4/0x15c [ 74.568137][ T4777] dump_stack+0x1c/0x5c [ 74.568813][ T4777] bad_page+0x188/0x1a8 [ 74.569478][ T4777] check_free_page_bad+0xf4/0x16c [ 74.570293][ T4777] free_unref_page_prepare+0x748/0xa94 [ 74.571148][ T4777] free_unref_page_list+0xdc/0x740 [ 74.571965][ T4777] release_pages+0x13a0/0x16c0 [ 74.572750][ T4777] __pagevec_release+0x84/0xf8 [ 74.573432][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 74.574773][ T4777] truncate_inode_pages+0x2c/0x3c [ 74.575634][ T4777] dbUnmount+0xf4/0x168 [ 74.576310][ T4777] jfs_umount+0x1c4/0x324 [ 74.576989][ T4777] jfs_put_super+0x90/0x18c [ 74.577773][ T4777] generic_shutdown_super+0x138/0x2f8 [ 74.578690][ T4777] kill_block_super+0x78/0xe0 [ 74.579478][ T4777] deactivate_locked_super+0xc0/0x13c [ 74.580314][ T4777] deactivate_super+0xf0/0x110 [ 74.581054][ T4777] cleanup_mnt+0x3bc/0x470 [ 74.581788][ T4777] __cleanup_mnt+0x20/0x30 [ 74.582493][ T4777] task_work_run+0x13c/0x1e8 [ 74.583305][ T4777] do_notify_resume+0x2488/0x30a8 [ 74.584138][ T4777] el0_svc+0xf0/0x1d0 [ 74.584789][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 74.585569][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 74.715116][ T5011] loop0: detected capacity change from 0 to 32768 [ 74.771081][ T4777] BUG: Bad page state in process syz-executor pfn:10b70e [ 74.775976][ T4777] page:000000000f30df76 refcount:0 mapcount:0 mapping:0000000000000000 index:0x4 pfn:0x10b70e [ 74.777780][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.779409][ T4777] raw: 05ffc00000002006 fffffc0003298ec8 ffff80001f4675a0 0000000000000000 [ 74.781076][ T4777] raw: 0000000000000004 ffff0000cf3b0ba0 00000000ffffffff 0000000000000000 [ 74.782366][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.783495][ T4777] Modules linked in: [ 74.784146][ T4777] CPU: 0 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.785542][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 74.787187][ T4777] Call trace: [ 74.787687][ T4777] dump_backtrace+0x0/0x458 [ 74.788332][ T4777] show_stack+0x2c/0x3c [ 74.788940][ T4777] __dump_stack+0x30/0x40 [ 74.789637][ T4777] dump_stack_lvl+0xf4/0x15c [ 74.790420][ T4777] dump_stack+0x1c/0x5c [ 74.791108][ T4777] bad_page+0x188/0x1a8 [ 74.791879][ T4777] check_free_page_bad+0xf4/0x16c [ 74.792747][ T4777] free_unref_page_prepare+0x748/0xa94 [ 74.793719][ T4777] free_unref_page_list+0xdc/0x740 [ 74.794653][ T4777] release_pages+0x13a0/0x16c0 [ 74.795457][ T4777] __pagevec_release+0x84/0xf8 [ 74.796302][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 74.797278][ T4777] truncate_inode_pages+0x2c/0x3c [ 74.798148][ T4777] dbUnmount+0xf4/0x168 [ 74.798865][ T4777] jfs_umount+0x1c4/0x324 [ 74.799671][ T4777] jfs_put_super+0x90/0x18c [ 74.800525][ T4777] generic_shutdown_super+0x138/0x2f8 [ 74.801579][ T4777] kill_block_super+0x78/0xe0 [ 74.802400][ T4777] deactivate_locked_super+0xc0/0x13c [ 74.803388][ T4777] deactivate_super+0xf0/0x110 [ 74.804378][ T4777] cleanup_mnt+0x3bc/0x470 [ 74.805170][ T4777] __cleanup_mnt+0x20/0x30 [ 74.805926][ T4777] task_work_run+0x13c/0x1e8 [ 74.806801][ T4777] do_notify_resume+0x2488/0x30a8 [ 74.807752][ T4777] el0_svc+0xf0/0x1d0 [ 74.808500][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 74.809416][ T4777] el0t_64_sync+0x1a0/0x1a4 [ 74.810987][ T4777] BUG: Bad page state in process syz-executor pfn:10a63b [ 74.812194][ T4777] page:00000000e3c208f0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x10a63b [ 74.813936][ T4777] flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff) [ 74.815391][ T4777] raw: 05ffc00000002006 fffffc0003afc048 ffff80001f4675a0 0000000000000000 [ 74.816615][ T4777] raw: 0000000000000003 ffff0000cf3b0c98 00000000ffffffff 0000000000000000 [ 74.817985][ T4777] page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set [ 74.819124][ T4777] Modules linked in: [ 74.820117][ T4777] CPU: 1 PID: 4777 Comm: syz-executor Tainted: G B syzkaller #0 [ 74.821549][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 74.823140][ T4777] Call trace: [ 74.823700][ T4777] dump_backtrace+0x0/0x458 [ 74.824434][ T4777] show_stack+0x2c/0x3c [ 74.825110][ T4777] __dump_stack+0x30/0x40 [ 74.825735][ T4777] dump_stack_lvl+0xf4/0x15c [ 74.826389][ T4777] dump_stack+0x1c/0x5c [ 74.827016][ T4777] bad_page+0x188/0x1a8 [ 74.827621][ T4777] check_free_page_bad+0xf4/0x16c [ 74.828357][ T4777] free_unref_page_prepare+0x748/0xa94 [ 74.829171][ T4777] free_unref_page_list+0xdc/0x740 [ 74.829982][ T4777] release_pages+0x13a0/0x16c0 [ 74.830819][ T4777] __pagevec_release+0x84/0xf8 [ 74.831617][ T4777] truncate_inode_pages_range+0x2e0/0xa44 [ 74.832507][ T4777] truncate_inode_pages+0x2c/0x3c [ 74.833433][ T4777] dbUnmount+0xf4/0x168 [ 74.834098][ T4777] jfs_umount+0x1c4/0x324 [ 74.834793][ T4777] jfs_put_super+0x90/0x18c [ 74.835485][ T4777] generic_shutdown_super+0x138/0x2f8 [ 74.836418][ T4777] kill_block_super+0x78/0xe0 [ 74.837151][ T4777] deactivate_locked_super+0xc0/0x13c [ 74.838005][ T4777] deactivate_super+0xf0/0x110 [ 74.838799][ T4777] cleanup_mnt+0x3bc/0x470 [ 74.839580][ T4777] __cleanup_mnt+0x20/0x30 [ 74.840318][ T4777] task_work_run+0x13c/0x1e8 [ 74.841094][ T4777] do_notify_resume+0x2488/0x30a8 [ 74.841960][ T4777] el0_svc+0xf0/0x1d0 [ 74.842599][ T4777] el0t_64_sync_handler+0xcc/0xe4 [ 74.843440][ T4777] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:15 executed programs: 38