[ 45.383898][ T1643] device hsr_slave_0 left promiscuous mode [ 45.438753][ T1643] device hsr_slave_1 left promiscuous mode [ 45.528503][ T1643] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 45.529752][ T1643] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 45.531848][ T1643] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 45.533065][ T1643] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 45.534544][ T1643] device bridge_slave_1 left promiscuous mode [ 45.535877][ T1643] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.569959][ T1643] device bridge_slave_0 left promiscuous mode [ 45.571063][ T1643] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.698604][ T1643] device veth1_macvtap left promiscuous mode [ 45.699698][ T1643] device veth0_macvtap left promiscuous mode [ 45.700731][ T1643] device veth1_vlan left promiscuous mode [ 45.701630][ T1643] device veth0_vlan left promiscuous mode [ 45.795131][ T1643] team0 (unregistering): Port device team_slave_1 removed [ 45.799284][ T1643] team0 (unregistering): Port device team_slave_0 removed [ 45.803304][ T1643] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 45.842399][ T1643] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 45.962055][ T1643] bond0 (unregistering): Released all slaves [ 48.542837][ T1643] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.581764][ T1643] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.621917][ T1643] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.672268][ T1643] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 50.275371][ T1643] device hsr_slave_0 left promiscuous mode Warning: Permanently added '10.128.1.63' (ED25519) to the list of known hosts. [ 50.308668][ T1643] device hsr_slave_1 left promiscuous mode [ 50.398756][ T1643] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 50.400038][ T1643] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 50.401762][ T1643] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 50.403049][ T1643] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 50.404581][ T1643] device bridge_slave_1 left promiscuous mode [ 50.405655][ T1643] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.469564][ T1643] device bridge_slave_0 left promiscuous mode [ 50.470841][ T1643] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.608539][ T1643] device veth1_macvtap left promiscuous mode [ 50.609484][ T1643] device veth0_macvtap left promiscuous mode [ 50.610411][ T1643] device veth1_vlan left promiscuous mode [ 50.611333][ T1643] device veth0_vlan left promiscuous mode [ 50.708021][ T1643] team0 (unregistering): Port device team_slave_1 removed [ 50.713692][ T1643] team0 (unregistering): Port device team_slave_0 removed [ 50.717546][ T1643] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 50.771745][ T1643] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface 1970/01/01 00:00:50 parsed 1 programs [ 50.881877][ T1643] bond0 (unregistering): Released all slaves [ 52.118382][ T4341] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 58.091694][ T1643] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.093086][ T1643] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.095244][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.100298][ T314] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.101527][ T314] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.102865][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 58.521443][ T4390] chnl_net:caif_netlink_parms(): no params data found [ 58.538809][ T4390] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.540081][ T4390] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.541638][ T4390] device bridge_slave_0 entered promiscuous mode [ 58.543654][ T4390] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.544873][ T4390] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.546402][ T4390] device bridge_slave_1 entered promiscuous mode [ 58.556166][ T4390] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.558767][ T4390] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.566390][ T4390] team0: Port device team_slave_0 added [ 58.568193][ T4390] team0: Port device team_slave_1 added [ 58.575160][ T4390] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.576081][ T4390] 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. [ 58.580227][ T4390] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.582713][ T4390] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.583780][ T4390] 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. [ 58.587586][ T4390] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.629858][ T4390] device hsr_slave_0 entered promiscuous mode [ 58.668648][ T4390] device hsr_slave_1 entered promiscuous mode [ 59.226466][ T4390] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.269715][ T4390] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.319633][ T4390] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.409051][ T4390] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.474621][ T4390] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.478945][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.480615][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.529842][ T4390] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.532958][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.534810][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.536264][ T415] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.537662][ T415] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.540244][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.548869][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.551584][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.559041][ T415] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.560239][ T415] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.561839][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.567750][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.570608][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.575041][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.576732][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.580359][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.582110][ T415] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.586240][ T4390] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.587825][ T4390] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.598653][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.600327][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.601961][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.603465][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.605366][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.656320][ T4390] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.659365][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.660770][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.666166][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 59.667674][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.679758][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.681407][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.682914][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.684289][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.692852][ T4390] device veth0_vlan entered promiscuous mode [ 59.701035][ T4390] device veth1_vlan entered promiscuous mode [ 59.712029][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.713646][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.715156][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.716685][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.720643][ T4390] device veth0_macvtap entered promiscuous mode [ 59.723043][ T4390] device veth1_macvtap entered promiscuous mode [ 59.730112][ T4390] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.731325][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.732898][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.734335][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.735846][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.744443][ T4390] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.745590][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.747072][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.751599][ T4390] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.752922][ T4390] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.754275][ T4390] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.755844][ T4390] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.505284][ T314] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:00 executed programs: 0 [ 60.639763][ T4598] chnl_net:caif_netlink_parms(): no params data found [ 60.662515][ T4598] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.663867][ T4598] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.665364][ T4598] device bridge_slave_0 entered promiscuous mode [ 60.670306][ T4598] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.671439][ T4598] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.673083][ T4598] device bridge_slave_1 entered promiscuous mode [ 60.686088][ T4598] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.689049][ T4598] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.698928][ T4598] team0: Port device team_slave_0 added [ 60.700730][ T4598] team0: Port device team_slave_1 added [ 60.707389][ T4598] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.709154][ T4598] 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. [ 60.713745][ T4598] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.716905][ T4598] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.718033][ T4598] 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. [ 60.722843][ T4598] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.789673][ T4598] device hsr_slave_0 entered promiscuous mode [ 60.818825][ T4598] device hsr_slave_1 entered promiscuous mode [ 60.838674][ T4598] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.839939][ T4598] Cannot create hsr debugfs directory [ 62.668465][ T25] Bluetooth: hci0: command 0x0409 tx timeout [ 62.831571][ T314] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.758631][ T21] Bluetooth: hci0: command 0x041b tx timeout [ 65.031672][ T314] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.082175][ T314] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.953797][ T4598] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.981019][ T4598] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.029976][ T4598] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.089874][ T4598] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.150062][ T4598] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.153738][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.155452][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.157960][ T4598] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.160798][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.162494][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.164036][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.165196][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.166504][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.169444][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.171131][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.172560][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.173796][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.176534][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.180555][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.183286][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.185216][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.186799][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.189660][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.191569][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.194256][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.196017][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.200346][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.202072][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.204616][ T4598] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.241287][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.242675][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.246016][ T4598] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.252623][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.254298][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.260128][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.261589][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.263391][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.264756][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.266614][ T4598] device veth0_vlan entered promiscuous mode [ 66.270769][ T4598] device veth1_vlan entered promiscuous mode [ 66.277967][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.280144][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.281506][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.283135][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.285642][ T4598] device veth0_macvtap entered promiscuous mode [ 66.288271][ T4598] device veth1_macvtap entered promiscuous mode [ 66.293947][ T4598] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 66.295777][ T4598] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.298058][ T4598] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.300725][ T4598] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 66.302034][ T4598] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.303947][ T4598] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.305147][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.306684][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.308237][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.311832][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.313393][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.314911][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.317608][ T4598] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.319421][ T4598] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.320725][ T4598] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.322093][ T4598] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.343019][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.344303][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.348747][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.352542][ T1643] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.353904][ T1643] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.355212][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:06 executed programs: 2 [ 66.474365][ T4724] loop0: detected capacity change from 0 to 32768 [ 66.523828][ T4724] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.15 (4724) [ 66.531003][ T4724] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 66.532579][ T4724] BTRFS info (device loop0): metadata ratio 4 [ 66.533585][ T4724] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 66.535102][ T4724] BTRFS info (device loop0): force lzo compression, level 0 [ 66.536304][ T4724] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 66.537869][ T4724] BTRFS info (device loop0): trying to use backup root at mount time [ 66.539824][ T4724] BTRFS info (device loop0): enabling auto defrag [ 66.540875][ T4724] BTRFS info (device loop0): setting nodatacow [ 66.542095][ T4724] BTRFS info (device loop0): disabling tree log [ 66.543103][ T4724] BTRFS info (device loop0): using free space tree [ 66.544119][ T4724] BTRFS info (device loop0): has skinny extents [ 66.552674][ T136] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 66.554788][ T4724] BTRFS warning (device loop0): couldn't read tree root [ 66.556062][ T1643] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 66.558172][ T4724] BTRFS warning (device loop0): couldn't read tree root [ 66.560428][ T4724] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 66.562078][ T4724] BTRFS warning (device loop0): couldn't read tree root [ 66.569160][ T4724] BTRFS info (device loop0): enabling ssd optimizations [ 66.570815][ T4724] BTRFS info (device loop0): clearing free space tree [ 66.572050][ T4724] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 66.573508][ T4724] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 66.581504][ T4724] BTRFS info (device loop0): creating free space tree [ 66.583065][ T4724] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 66.584556][ T4724] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 66.592518][ T4724] FAULT_INJECTION: forcing a failure. [ 66.592518][ T4724] name failslab, interval 1, probability 0, space 0, times 1 [ 66.594758][ T4724] CPU: 0 PID: 4724 Comm: syz.0.15 Not tainted syzkaller #0 [ 66.595836][ T4724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 66.597458][ T4724] Call trace: [ 66.598037][ T4724] dump_backtrace+0x0/0x458 [ 66.598852][ T4724] show_stack+0x2c/0x3c [ 66.599651][ T4724] __dump_stack+0x30/0x40 [ 66.600423][ T4724] dump_stack_lvl+0xf4/0x15c [ 66.601235][ T4724] dump_stack+0x1c/0x5c [ 66.601986][ T4724] should_fail+0x3c8/0x520 [ 66.602770][ T4724] __should_failslab+0xbc/0x10c [ 66.603740][ T4724] should_failslab+0x10/0x28 [ 66.604521][ T4724] slab_pre_alloc_hook+0x64/0xe8 [ 66.605517][ T4724] kmem_cache_alloc+0x94/0x3d8 [ 66.606398][ T4724] alloc_extent_state+0x38/0x434 [ 66.607360][ T4724] set_extent_bit+0x1ac/0x13a8 [ 66.608197][ T4724] btrfs_alloc_tree_block+0x930/0x10f0 [ 66.609176][ T4724] insert_new_root+0x240/0x890 [ 66.610011][ T4724] split_leaf+0xa70/0x10c0 [ 66.610801][ T4724] btrfs_search_slot+0x1ba8/0x1ec8 [ 66.611728][ T4724] btrfs_insert_empty_items+0x1e8/0x2b0 [ 66.612708][ T4724] insert_with_overflow+0xbc/0x248 [ 66.613609][ T4724] btrfs_insert_xattr_item+0x174/0x314 [ 66.614551][ T4724] btrfs_setxattr+0x3d8/0x8b0 [ 66.615316][ T4724] btrfs_setxattr_trans+0xfc/0x354 [ 66.616170][ T4724] btrfs_xattr_handler_set+0xb0/0xd8 [ 66.617127][ T4724] __vfs_setxattr+0x374/0x390 [ 66.617947][ T4724] __vfs_setxattr_noperm+0x120/0x56c [ 66.618843][ T4724] __vfs_setxattr_locked+0x1e8/0x214 [ 66.619752][ T4724] vfs_setxattr+0x158/0x2a8 [ 66.620515][ T4724] setxattr+0x278/0x2f8 [ 66.621213][ T4724] path_setxattr+0x130/0x260 [ 66.621927][ T4724] __arm64_sys_setxattr+0xc4/0xe0 [ 66.622746][ T4724] invoke_syscall+0x98/0x28c [ 66.623500][ T4724] el0_svc_common+0x13c/0x258 [ 66.624304][ T4724] do_el0_svc+0x5c/0x140 [ 66.624998][ T4724] el0_svc+0x78/0x1d0 [ 66.625685][ T4724] el0t_64_sync_handler+0xcc/0xe4 [ 66.626588][ T4724] el0t_64_sync+0x1a0/0x1a4 [ 66.779436][ T4746] loop0: detected capacity change from 0 to 32768 [ 66.820326][ T4746] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4746) [ 66.827221][ T4746] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 66.829187][ T4746] BTRFS info (device loop0): metadata ratio 4 [ 66.830165][ T4746] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 66.831618][ T4746] BTRFS info (device loop0): force lzo compression, level 0 [ 66.832902][ T4746] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 66.834648][ T4746] BTRFS info (device loop0): trying to use backup root at mount time [ 66.836064][ T4746] BTRFS info (device loop0): enabling auto defrag [ 66.837152][ T4746] BTRFS info (device loop0): setting nodatacow [ 66.838146][ T4746] BTRFS info (device loop0): disabling tree log [ 66.838779][ T4688] Bluetooth: hci0: command 0x040f tx timeout [ 66.839215][ T4746] BTRFS info (device loop0): using free space tree [ 66.842418][ T4746] BTRFS info (device loop0): has skinny extents [ 66.849270][ T136] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 66.851467][ T4746] BTRFS warning (device loop0): couldn't read tree root [ 66.852772][ T1643] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 66.854724][ T4746] BTRFS warning (device loop0): couldn't read tree root [ 66.856134][ T4746] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 66.857841][ T4746] BTRFS warning (device loop0): couldn't read tree root [ 66.869228][ T4746] BTRFS info (device loop0): enabling ssd optimizations [ 66.870648][ T4746] BTRFS info (device loop0): clearing free space tree [ 66.871784][ T4746] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 66.873306][ T4746] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 66.877527][ T4746] BTRFS info (device loop0): creating free space tree [ 66.880737][ T4746] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 66.882221][ T4746] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 66.886876][ T4746] FAULT_INJECTION: forcing a failure. [ 66.886876][ T4746] name failslab, interval 1, probability 0, space 0, times 0 [ 66.889247][ T4746] CPU: 1 PID: 4746 Comm: syz.0.16 Not tainted syzkaller #0 [ 66.890473][ T4746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 66.892178][ T4746] Call trace: [ 66.892683][ T4746] dump_backtrace+0x0/0x458 [ 66.893514][ T4746] show_stack+0x2c/0x3c [ 66.894219][ T4746] __dump_stack+0x30/0x40 [ 66.894930][ T4746] dump_stack_lvl+0xf4/0x15c [ 66.895664][ T4746] dump_stack+0x1c/0x5c [ 66.896295][ T4746] should_fail+0x3c8/0x520 [ 66.897067][ T4746] __should_failslab+0xbc/0x10c [ 66.897858][ T4746] should_failslab+0x10/0x28 [ 66.898579][ T4746] slab_pre_alloc_hook+0x64/0xe8 [ 66.899345][ T4746] kmem_cache_alloc+0x94/0x3d8 [ 66.900138][ T4746] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 66.901025][ T4746] insert_new_root+0x240/0x890 [ 66.901827][ T4746] split_leaf+0xa70/0x10c0 [ 66.902550][ T4746] btrfs_search_slot+0x1ba8/0x1ec8 [ 66.903374][ T4746] btrfs_insert_empty_items+0x1e8/0x2b0 [ 66.904320][ T4746] insert_with_overflow+0xbc/0x248 [ 66.905198][ T4746] btrfs_insert_xattr_item+0x174/0x314 [ 66.906076][ T4746] btrfs_setxattr+0x3d8/0x8b0 [ 66.906792][ T4746] btrfs_setxattr_trans+0xfc/0x354 [ 66.907616][ T4746] btrfs_xattr_handler_set+0xb0/0xd8 [ 66.908491][ T4746] __vfs_setxattr+0x374/0x390 [ 66.909229][ T4746] __vfs_setxattr_noperm+0x120/0x56c [ 66.910095][ T4746] __vfs_setxattr_locked+0x1e8/0x214 [ 66.911023][ T4746] vfs_setxattr+0x158/0x2a8 [ 66.911753][ T4746] setxattr+0x278/0x2f8 [ 66.912414][ T4746] path_setxattr+0x130/0x260 [ 66.913129][ T4746] __arm64_sys_setxattr+0xc4/0xe0 [ 66.913883][ T4746] invoke_syscall+0x98/0x28c [ 66.914634][ T4746] el0_svc_common+0x13c/0x258 [ 66.915373][ T4746] do_el0_svc+0x5c/0x140 [ 66.916110][ T4746] el0_svc+0x78/0x1d0 [ 66.916816][ T4746] el0t_64_sync_handler+0xcc/0xe4 [ 66.917681][ T4746] el0t_64_sync+0x1a0/0x1a4 [ 66.952789][ T4598] ------------[ cut here ]------------ [ 66.953820][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 66.955626][ T4598] Modules linked in: [ 66.956387][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Not tainted syzkaller #0 [ 66.957635][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 66.959382][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 66.960708][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 66.961798][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 66.963184][ T4598] sp : ffff80001f9d7740 [ 66.963952][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001aa8820c [ 66.965378][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 66.967000][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 66.968431][ T4598] x20: ffff0000d5441060 x19: 0000000000000000 x18: 0000000000000000 [ 66.969825][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 66.971173][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 66.972578][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 66.973960][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 66.975284][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 66.976598][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 66.977936][ T4598] Call trace: [ 66.978478][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 66.979610][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 66.980497][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 66.981506][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 66.982469][ T4598] close_ctree+0x62c/0x848 [ 66.983183][ T4598] btrfs_put_super+0x40/0x50 [ 66.983976][ T4598] generic_shutdown_super+0x138/0x2f8 [ 66.984987][ T4598] kill_anon_super+0x4c/0x80 [ 66.985795][ T4598] btrfs_kill_super+0x44/0x5c [ 66.986611][ T4598] deactivate_locked_super+0xc0/0x13c [ 66.987502][ T4598] deactivate_super+0xf0/0x110 [ 66.988288][ T4598] cleanup_mnt+0x3bc/0x470 [ 66.989008][ T4598] __cleanup_mnt+0x20/0x30 [ 66.989780][ T4598] task_work_run+0x13c/0x1e8 [ 66.990532][ T4598] do_notify_resume+0x2488/0x30a8 [ 66.991392][ T4598] el0_svc+0xf0/0x1d0 [ 66.992053][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 66.992830][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 66.993533][ T4598] irq event stamp: 124804 [ 66.994233][ T4598] hardirqs last enabled at (124803): [] kasan_quarantine_put+0xc4/0x200 [ 66.995890][ T4598] hardirqs last disabled at (124804): [] el1_dbg+0x24/0x80 [ 66.997418][ T4598] softirqs last enabled at (122982): [] local_bh_enable+0x10/0x34 [ 66.999002][ T4598] softirqs last disabled at (122980): [] local_bh_disable+0x10/0x34 [ 67.000604][ T4598] ---[ end trace e63d6367623a0f57 ]--- [ 67.153880][ T4768] loop0: detected capacity change from 0 to 32768 [ 67.199676][ T4768] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4768) [ 67.211177][ T4768] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 67.212786][ T4768] BTRFS info (device loop0): metadata ratio 4 [ 67.213951][ T4768] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 67.215500][ T4768] BTRFS info (device loop0): force lzo compression, level 0 [ 67.216725][ T4768] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 67.218993][ T4768] BTRFS info (device loop0): trying to use backup root at mount time [ 67.220304][ T4768] BTRFS info (device loop0): enabling auto defrag [ 67.221356][ T4768] BTRFS info (device loop0): setting nodatacow [ 67.222524][ T4768] BTRFS info (device loop0): disabling tree log [ 67.223689][ T4768] BTRFS info (device loop0): using free space tree [ 67.224761][ T4768] BTRFS info (device loop0): has skinny extents [ 67.232999][ T148] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 67.235086][ T4768] BTRFS warning (device loop0): couldn't read tree root [ 67.236327][ T136] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 67.238209][ T4768] BTRFS warning (device loop0): couldn't read tree root [ 67.239627][ T4768] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 67.241317][ T4768] BTRFS warning (device loop0): couldn't read tree root [ 67.244310][ T4768] BTRFS info (device loop0): enabling ssd optimizations [ 67.245582][ T4768] BTRFS info (device loop0): clearing free space tree [ 67.246781][ T4768] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 67.248348][ T4768] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 67.253725][ T4768] BTRFS info (device loop0): creating free space tree [ 67.255088][ T4768] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 67.256685][ T4768] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 67.261440][ T4768] FAULT_INJECTION: forcing a failure. [ 67.261440][ T4768] name failslab, interval 1, probability 0, space 0, times 0 [ 67.263456][ T4768] CPU: 1 PID: 4768 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 67.264941][ T4768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 67.266589][ T4768] Call trace: [ 67.267095][ T4768] dump_backtrace+0x0/0x458 [ 67.267817][ T4768] show_stack+0x2c/0x3c [ 67.268490][ T4768] __dump_stack+0x30/0x40 [ 67.269339][ T4768] dump_stack_lvl+0xf4/0x15c [ 67.270151][ T4768] dump_stack+0x1c/0x5c [ 67.270878][ T4768] should_fail+0x3c8/0x520 [ 67.271667][ T4768] __should_failslab+0xbc/0x10c [ 67.272437][ T4768] should_failslab+0x10/0x28 [ 67.273236][ T4768] slab_pre_alloc_hook+0x64/0xe8 [ 67.274101][ T4768] kmem_cache_alloc+0x94/0x3d8 [ 67.274967][ T4768] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 67.275854][ T4768] insert_new_root+0x240/0x890 [ 67.276620][ T4768] split_leaf+0xa70/0x10c0 [ 67.277374][ T4768] btrfs_search_slot+0x1ba8/0x1ec8 [ 67.278199][ T4768] btrfs_insert_empty_items+0x1e8/0x2b0 [ 67.279118][ T4768] insert_with_overflow+0xbc/0x248 [ 67.279994][ T4768] btrfs_insert_xattr_item+0x174/0x314 [ 67.280879][ T4768] btrfs_setxattr+0x3d8/0x8b0 [ 67.281678][ T4768] btrfs_setxattr_trans+0xfc/0x354 [ 67.282597][ T4768] btrfs_xattr_handler_set+0xb0/0xd8 [ 67.283486][ T4768] __vfs_setxattr+0x374/0x390 [ 67.284263][ T4768] __vfs_setxattr_noperm+0x120/0x56c [ 67.285134][ T4768] __vfs_setxattr_locked+0x1e8/0x214 [ 67.285998][ T4768] vfs_setxattr+0x158/0x2a8 [ 67.286810][ T4768] setxattr+0x278/0x2f8 [ 67.287516][ T4768] path_setxattr+0x130/0x260 [ 67.288301][ T4768] __arm64_sys_setxattr+0xc4/0xe0 [ 67.289122][ T4768] invoke_syscall+0x98/0x28c [ 67.289868][ T4768] el0_svc_common+0x13c/0x258 [ 67.290624][ T4768] do_el0_svc+0x5c/0x140 [ 67.291349][ T4768] el0_svc+0x78/0x1d0 [ 67.292014][ T4768] el0t_64_sync_handler+0xcc/0xe4 [ 67.292806][ T4768] el0t_64_sync+0x1a0/0x1a4 [ 67.327771][ T4598] ------------[ cut here ]------------ [ 67.328810][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 67.330757][ T4598] Modules linked in: [ 67.331446][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.332998][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 67.334681][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.336132][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 67.337292][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 67.338644][ T4598] sp : ffff80001f9d7740 [ 67.339391][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001b7d1d0c [ 67.340848][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 67.342200][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 67.343540][ T4598] x20: ffff0000dbe8e860 x19: 0000000000000000 x18: 0000000000000000 [ 67.344848][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 67.346180][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 67.347466][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 67.348843][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 67.350204][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 67.351510][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 67.352855][ T4598] Call trace: [ 67.353371][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 67.354540][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 67.355466][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 67.356476][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 67.357412][ T4598] close_ctree+0x62c/0x848 [ 67.358176][ T4598] btrfs_put_super+0x40/0x50 [ 67.358935][ T4598] generic_shutdown_super+0x138/0x2f8 [ 67.359861][ T4598] kill_anon_super+0x4c/0x80 [ 67.360653][ T4598] btrfs_kill_super+0x44/0x5c [ 67.361499][ T4598] deactivate_locked_super+0xc0/0x13c [ 67.362411][ T4598] deactivate_super+0xf0/0x110 [ 67.363283][ T4598] cleanup_mnt+0x3bc/0x470 [ 67.363998][ T4598] __cleanup_mnt+0x20/0x30 [ 67.364772][ T4598] task_work_run+0x13c/0x1e8 [ 67.365481][ T4598] do_notify_resume+0x2488/0x30a8 [ 67.366325][ T4598] el0_svc+0xf0/0x1d0 [ 67.366974][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 67.367818][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 67.368603][ T4598] irq event stamp: 141154 [ 67.369314][ T4598] hardirqs last enabled at (141153): [] kasan_quarantine_put+0xc4/0x200 [ 67.370943][ T4598] hardirqs last disabled at (141154): [] el1_dbg+0x24/0x80 [ 67.372411][ T4598] softirqs last enabled at (139012): [] handle_softirqs+0xa70/0xc14 [ 67.373993][ T4598] softirqs last disabled at (138985): [] __irq_exit_rcu+0x240/0x434 [ 67.375650][ T4598] ---[ end trace e63d6367623a0f58 ]--- [ 67.550550][ T4790] loop0: detected capacity change from 0 to 32768 [ 67.594431][ T4790] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4790) [ 67.606236][ T4790] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 67.607815][ T4790] BTRFS info (device loop0): metadata ratio 4 [ 67.609134][ T4790] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 67.610659][ T4790] BTRFS info (device loop0): force lzo compression, level 0 [ 67.611892][ T4790] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 67.615442][ T4790] BTRFS info (device loop0): trying to use backup root at mount time [ 67.616697][ T4790] BTRFS info (device loop0): enabling auto defrag [ 67.617816][ T4790] BTRFS info (device loop0): setting nodatacow [ 67.619036][ T4790] BTRFS info (device loop0): disabling tree log [ 67.620148][ T4790] BTRFS info (device loop0): using free space tree [ 67.621171][ T4790] BTRFS info (device loop0): has skinny extents [ 67.626509][ T136] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 67.630480][ T4790] BTRFS warning (device loop0): couldn't read tree root [ 67.631742][ T136] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 67.633788][ T4790] BTRFS warning (device loop0): couldn't read tree root [ 67.635070][ T4790] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 67.636808][ T4790] BTRFS warning (device loop0): couldn't read tree root [ 67.640918][ T4790] BTRFS info (device loop0): enabling ssd optimizations [ 67.642288][ T4790] BTRFS info (device loop0): clearing free space tree [ 67.643542][ T4790] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 67.645101][ T4790] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 67.650383][ T4790] BTRFS info (device loop0): creating free space tree [ 67.651737][ T4790] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 67.653196][ T4790] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 67.657657][ T4790] FAULT_INJECTION: forcing a failure. [ 67.657657][ T4790] name failslab, interval 1, probability 0, space 0, times 0 [ 67.660138][ T4790] CPU: 0 PID: 4790 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 67.661480][ T4790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 67.662947][ T4790] Call trace: [ 67.663467][ T4790] dump_backtrace+0x0/0x458 [ 67.664158][ T4790] show_stack+0x2c/0x3c [ 67.664777][ T4790] __dump_stack+0x30/0x40 [ 67.665545][ T4790] dump_stack_lvl+0xf4/0x15c [ 67.666323][ T4790] dump_stack+0x1c/0x5c [ 67.666957][ T4790] should_fail+0x3c8/0x520 [ 67.667723][ T4790] __should_failslab+0xbc/0x10c [ 67.668591][ T4790] should_failslab+0x10/0x28 [ 67.669402][ T4790] slab_pre_alloc_hook+0x64/0xe8 [ 67.670285][ T4790] kmem_cache_alloc+0x94/0x3d8 [ 67.671013][ T4790] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 67.671929][ T4790] insert_new_root+0x240/0x890 [ 67.672718][ T4790] split_leaf+0xa70/0x10c0 [ 67.673486][ T4790] btrfs_search_slot+0x1ba8/0x1ec8 [ 67.674337][ T4790] btrfs_insert_empty_items+0x1e8/0x2b0 [ 67.675253][ T4790] insert_with_overflow+0xbc/0x248 [ 67.676155][ T4790] btrfs_insert_xattr_item+0x174/0x314 [ 67.677050][ T4790] btrfs_setxattr+0x3d8/0x8b0 [ 67.677886][ T4790] btrfs_setxattr_trans+0xfc/0x354 [ 67.678755][ T4790] btrfs_xattr_handler_set+0xb0/0xd8 [ 67.679674][ T4790] __vfs_setxattr+0x374/0x390 [ 67.680467][ T4790] __vfs_setxattr_noperm+0x120/0x56c [ 67.681346][ T4790] __vfs_setxattr_locked+0x1e8/0x214 [ 67.682229][ T4790] vfs_setxattr+0x158/0x2a8 [ 67.682978][ T4790] setxattr+0x278/0x2f8 [ 67.683642][ T4790] path_setxattr+0x130/0x260 [ 67.684427][ T4790] __arm64_sys_setxattr+0xc4/0xe0 [ 67.685267][ T4790] invoke_syscall+0x98/0x28c [ 67.686008][ T4790] el0_svc_common+0x13c/0x258 [ 67.686754][ T4790] do_el0_svc+0x5c/0x140 [ 67.687617][ T4790] el0_svc+0x78/0x1d0 [ 67.688363][ T4790] el0t_64_sync_handler+0xcc/0xe4 [ 67.689225][ T4790] el0t_64_sync+0x1a0/0x1a4 [ 67.732791][ T4598] ------------[ cut here ]------------ [ 67.733912][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 67.735790][ T4598] Modules linked in: [ 67.736370][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.737857][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 67.739471][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.740772][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 67.742012][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 67.743271][ T4598] sp : ffff80001f9d7740 [ 67.744024][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001ab63f0c [ 67.745390][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 67.746824][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 67.748257][ T4598] x20: ffff0000d5b1f860 x19: 0000000000000000 x18: 0000000000000000 [ 67.749822][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 67.751308][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 67.752740][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 67.754311][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 67.755872][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 67.757291][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 67.758762][ T4598] Call trace: [ 67.759373][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 67.760615][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 67.761552][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 67.762560][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 67.763494][ T4598] close_ctree+0x62c/0x848 [ 67.764237][ T4598] btrfs_put_super+0x40/0x50 [ 67.765016][ T4598] generic_shutdown_super+0x138/0x2f8 [ 67.766016][ T4598] kill_anon_super+0x4c/0x80 [ 67.766887][ T4598] btrfs_kill_super+0x44/0x5c [ 67.767707][ T4598] deactivate_locked_super+0xc0/0x13c [ 67.768584][ T4598] deactivate_super+0xf0/0x110 [ 67.769398][ T4598] cleanup_mnt+0x3bc/0x470 [ 67.770091][ T4598] __cleanup_mnt+0x20/0x30 [ 67.770828][ T4598] task_work_run+0x13c/0x1e8 [ 67.771590][ T4598] do_notify_resume+0x2488/0x30a8 [ 67.772387][ T4598] el0_svc+0xf0/0x1d0 [ 67.773086][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 67.773926][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 67.774643][ T4598] irq event stamp: 157856 [ 67.775456][ T4598] hardirqs last enabled at (157855): [] kasan_quarantine_put+0xc4/0x200 [ 67.777251][ T4598] hardirqs last disabled at (157856): [] el1_dbg+0x24/0x80 [ 67.778725][ T4598] softirqs last enabled at (157670): [] handle_softirqs+0xa70/0xc14 [ 67.780369][ T4598] softirqs last disabled at (157427): [] __irq_exit_rcu+0x240/0x434 [ 67.781998][ T4598] ---[ end trace e63d6367623a0f59 ]--- [ 67.940222][ T4812] loop0: detected capacity change from 0 to 32768 [ 67.989935][ T4812] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (4812) [ 67.993386][ T4812] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 67.996692][ T4812] BTRFS info (device loop0): metadata ratio 4 [ 67.997818][ T4812] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 67.999579][ T4812] BTRFS info (device loop0): force lzo compression, level 0 [ 68.000913][ T4812] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 68.002652][ T4812] BTRFS info (device loop0): trying to use backup root at mount time [ 68.004050][ T4812] BTRFS info (device loop0): enabling auto defrag [ 68.005236][ T4812] BTRFS info (device loop0): setting nodatacow [ 68.006367][ T4812] BTRFS info (device loop0): disabling tree log [ 68.007391][ T4812] BTRFS info (device loop0): using free space tree [ 68.008596][ T4812] BTRFS info (device loop0): has skinny extents [ 68.014388][ T1643] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 68.016557][ T4812] BTRFS warning (device loop0): couldn't read tree root [ 68.017854][ T1643] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 68.019952][ T4812] BTRFS warning (device loop0): couldn't read tree root [ 68.021305][ T4812] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 68.022913][ T4812] BTRFS warning (device loop0): couldn't read tree root [ 68.025926][ T4812] BTRFS info (device loop0): enabling ssd optimizations [ 68.027343][ T4812] BTRFS info (device loop0): clearing free space tree [ 68.030150][ T4812] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 68.031820][ T4812] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 68.035496][ T4812] BTRFS info (device loop0): creating free space tree [ 68.036922][ T4812] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 68.038352][ T4812] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 68.043598][ T4812] FAULT_INJECTION: forcing a failure. [ 68.043598][ T4812] name failslab, interval 1, probability 0, space 0, times 0 [ 68.045757][ T4812] CPU: 0 PID: 4812 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 68.047077][ T4812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 68.048746][ T4812] Call trace: [ 68.049271][ T4812] dump_backtrace+0x0/0x458 [ 68.050109][ T4812] show_stack+0x2c/0x3c [ 68.050823][ T4812] __dump_stack+0x30/0x40 [ 68.051565][ T4812] dump_stack_lvl+0xf4/0x15c [ 68.052347][ T4812] dump_stack+0x1c/0x5c [ 68.053042][ T4812] should_fail+0x3c8/0x520 [ 68.053822][ T4812] __should_failslab+0xbc/0x10c [ 68.054617][ T4812] should_failslab+0x10/0x28 [ 68.055401][ T4812] slab_pre_alloc_hook+0x64/0xe8 [ 68.056214][ T4812] kmem_cache_alloc+0x94/0x3d8 [ 68.057023][ T4812] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 68.057975][ T4812] insert_new_root+0x240/0x890 [ 68.058760][ T4812] split_leaf+0xa70/0x10c0 [ 68.059485][ T4812] btrfs_search_slot+0x1ba8/0x1ec8 [ 68.060312][ T4812] btrfs_insert_empty_items+0x1e8/0x2b0 [ 68.061223][ T4812] insert_with_overflow+0xbc/0x248 [ 68.062083][ T4812] btrfs_insert_xattr_item+0x174/0x314 [ 68.062931][ T4812] btrfs_setxattr+0x3d8/0x8b0 [ 68.063722][ T4812] btrfs_setxattr_trans+0xfc/0x354 [ 68.064619][ T4812] btrfs_xattr_handler_set+0xb0/0xd8 [ 68.065491][ T4812] __vfs_setxattr+0x374/0x390 [ 68.066321][ T4812] __vfs_setxattr_noperm+0x120/0x56c [ 68.067297][ T4812] __vfs_setxattr_locked+0x1e8/0x214 [ 68.068166][ T4812] vfs_setxattr+0x158/0x2a8 [ 68.068959][ T4812] setxattr+0x278/0x2f8 [ 68.069687][ T4812] path_setxattr+0x130/0x260 [ 68.070430][ T4812] __arm64_sys_setxattr+0xc4/0xe0 [ 68.071248][ T4812] invoke_syscall+0x98/0x28c [ 68.072076][ T4812] el0_svc_common+0x13c/0x258 [ 68.072805][ T4812] do_el0_svc+0x5c/0x140 [ 68.073506][ T4812] el0_svc+0x78/0x1d0 [ 68.074184][ T4812] el0t_64_sync_handler+0xcc/0xe4 [ 68.074954][ T4812] el0t_64_sync+0x1a0/0x1a4 [ 68.107076][ T4598] ------------[ cut here ]------------ [ 68.108165][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.110054][ T4598] Modules linked in: [ 68.110658][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.112213][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 68.114200][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.115606][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.116799][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 68.117954][ T4598] sp : ffff80001f9d7740 [ 68.118686][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe00019f6c80c [ 68.120072][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 68.121512][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 68.122845][ T4598] x20: ffff0000cfb64060 x19: 0000000000000000 x18: 0000000000000000 [ 68.124158][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 68.125641][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 68.126996][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 68.128436][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 68.129811][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 68.131177][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 68.132541][ T4598] Call trace: [ 68.133069][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.134190][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 68.135097][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 68.136116][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 68.137029][ T4598] close_ctree+0x62c/0x848 [ 68.137787][ T4598] btrfs_put_super+0x40/0x50 [ 68.138546][ T4598] generic_shutdown_super+0x138/0x2f8 [ 68.139431][ T4598] kill_anon_super+0x4c/0x80 [ 68.140172][ T4598] btrfs_kill_super+0x44/0x5c [ 68.140941][ T4598] deactivate_locked_super+0xc0/0x13c [ 68.141812][ T4598] deactivate_super+0xf0/0x110 [ 68.142609][ T4598] cleanup_mnt+0x3bc/0x470 [ 68.143358][ T4598] __cleanup_mnt+0x20/0x30 [ 68.144093][ T4598] task_work_run+0x13c/0x1e8 [ 68.144942][ T4598] do_notify_resume+0x2488/0x30a8 [ 68.145826][ T4598] el0_svc+0xf0/0x1d0 [ 68.146549][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 68.147422][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 68.148177][ T4598] irq event stamp: 173972 [ 68.148909][ T4598] hardirqs last enabled at (173971): [] kasan_quarantine_put+0xc4/0x200 [ 68.150648][ T4598] hardirqs last disabled at (173972): [] el1_dbg+0x24/0x80 [ 68.152169][ T4598] softirqs last enabled at (172210): [] local_bh_enable+0x10/0x34 [ 68.153718][ T4598] softirqs last disabled at (172208): [] local_bh_disable+0x10/0x34 [ 68.155247][ T4598] ---[ end trace e63d6367623a0f5a ]--- [ 68.321546][ T4833] loop0: detected capacity change from 0 to 32768 [ 68.329110][ T4833] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (4833) [ 68.333754][ T4833] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 68.335210][ T4833] BTRFS info (device loop0): metadata ratio 4 [ 68.336178][ T4833] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 68.337686][ T4833] BTRFS info (device loop0): force lzo compression, level 0 [ 68.339470][ T4833] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 68.341352][ T4833] BTRFS info (device loop0): trying to use backup root at mount time [ 68.342687][ T4833] BTRFS info (device loop0): enabling auto defrag [ 68.343774][ T4833] BTRFS info (device loop0): setting nodatacow [ 68.344816][ T4833] BTRFS info (device loop0): disabling tree log [ 68.345909][ T4833] BTRFS info (device loop0): using free space tree [ 68.347039][ T4833] BTRFS info (device loop0): has skinny extents [ 68.355034][ T4833] BTRFS warning (device loop0): couldn't read tree root [ 68.356383][ T4833] BTRFS warning (device loop0): couldn't read tree root [ 68.357726][ T4833] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 68.359969][ T4833] BTRFS warning (device loop0): couldn't read tree root [ 68.368890][ T4833] BTRFS info (device loop0): enabling ssd optimizations [ 68.371185][ T4833] BTRFS info (device loop0): clearing free space tree [ 68.372500][ T4833] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 68.374185][ T4833] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 68.378185][ T4833] BTRFS info (device loop0): creating free space tree [ 68.382113][ T4833] FAULT_INJECTION: forcing a failure. [ 68.382113][ T4833] name failslab, interval 1, probability 0, space 0, times 0 [ 68.384075][ T4833] CPU: 0 PID: 4833 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 68.385459][ T4833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 68.387110][ T4833] Call trace: [ 68.387636][ T4833] dump_backtrace+0x0/0x458 [ 68.388364][ T4833] show_stack+0x2c/0x3c [ 68.389035][ T4833] __dump_stack+0x30/0x40 [ 68.389784][ T4833] dump_stack_lvl+0xf4/0x15c [ 68.390554][ T4833] dump_stack+0x1c/0x5c [ 68.391206][ T4833] should_fail+0x3c8/0x520 [ 68.392020][ T4833] __should_failslab+0xbc/0x10c [ 68.392822][ T4833] should_failslab+0x10/0x28 [ 68.393572][ T4833] slab_pre_alloc_hook+0x64/0xe8 [ 68.394380][ T4833] kmem_cache_alloc+0x94/0x3d8 [ 68.395195][ T4833] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 68.396104][ T4833] insert_new_root+0x240/0x890 [ 68.396951][ T4833] split_leaf+0xa70/0x10c0 [ 68.397669][ T4833] btrfs_search_slot+0x1ba8/0x1ec8 [ 68.398505][ T4833] btrfs_insert_empty_items+0x1e8/0x2b0 [ 68.399429][ T4833] insert_with_overflow+0xbc/0x248 [ 68.400263][ T4833] btrfs_insert_xattr_item+0x174/0x314 [ 68.401195][ T4833] btrfs_setxattr+0x3d8/0x8b0 [ 68.401939][ T4833] btrfs_setxattr_trans+0xfc/0x354 [ 68.402811][ T4833] btrfs_xattr_handler_set+0xb0/0xd8 [ 68.403741][ T4833] __vfs_setxattr+0x374/0x390 [ 68.404546][ T4833] __vfs_setxattr_noperm+0x120/0x56c [ 68.405464][ T4833] __vfs_setxattr_locked+0x1e8/0x214 [ 68.406400][ T4833] vfs_setxattr+0x158/0x2a8 [ 68.407224][ T4833] setxattr+0x278/0x2f8 [ 68.407881][ T4833] path_setxattr+0x130/0x260 [ 68.408614][ T4833] __arm64_sys_setxattr+0xc4/0xe0 [ 68.409386][ T4833] invoke_syscall+0x98/0x28c [ 68.410138][ T4833] el0_svc_common+0x13c/0x258 [ 68.410858][ T4833] do_el0_svc+0x5c/0x140 [ 68.411544][ T4833] el0_svc+0x78/0x1d0 [ 68.412192][ T4833] el0t_64_sync_handler+0xcc/0xe4 [ 68.413022][ T4833] el0t_64_sync+0x1a0/0x1a4 [ 68.449437][ T4598] ------------[ cut here ]------------ [ 68.450540][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.452402][ T4598] Modules linked in: [ 68.453000][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.454405][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 68.456270][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.457660][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.458773][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 68.459988][ T4598] sp : ffff80001f9d7740 [ 68.460667][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001a0ffd0c [ 68.461982][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 68.463382][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 68.464842][ T4598] x20: ffff0000d07fe860 x19: 0000000000000000 x18: 0000000000000000 [ 68.466258][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 68.467692][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 68.469235][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 68.470550][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 68.471843][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 68.473116][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 68.474497][ T4598] Call trace: [ 68.474995][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.476136][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 68.477045][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 68.478003][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 68.478892][ T4598] close_ctree+0x62c/0x848 [ 68.479583][ T4598] btrfs_put_super+0x40/0x50 [ 68.480321][ T4598] generic_shutdown_super+0x138/0x2f8 [ 68.481249][ T4598] kill_anon_super+0x4c/0x80 [ 68.481997][ T4598] btrfs_kill_super+0x44/0x5c [ 68.482775][ T4598] deactivate_locked_super+0xc0/0x13c [ 68.483730][ T4598] deactivate_super+0xf0/0x110 [ 68.484507][ T4598] cleanup_mnt+0x3bc/0x470 [ 68.485263][ T4598] __cleanup_mnt+0x20/0x30 [ 68.485990][ T4598] task_work_run+0x13c/0x1e8 [ 68.486843][ T4598] do_notify_resume+0x2488/0x30a8 [ 68.487713][ T4598] el0_svc+0xf0/0x1d0 [ 68.488544][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 68.489387][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 68.490190][ T4598] irq event stamp: 190664 [ 68.490990][ T4598] hardirqs last enabled at (190663): [] kasan_quarantine_put+0xc4/0x200 [ 68.492704][ T4598] hardirqs last disabled at (190664): [] el1_dbg+0x24/0x80 [ 68.494220][ T4598] softirqs last enabled at (188536): [] local_bh_enable+0x10/0x34 [ 68.495923][ T4598] softirqs last disabled at (188534): [] local_bh_disable+0x10/0x34 [ 68.497523][ T4598] ---[ end trace e63d6367623a0f5b ]--- [ 68.651226][ T4855] loop0: detected capacity change from 0 to 32768 [ 68.691335][ T4855] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (4855) [ 68.703070][ T4855] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 68.712002][ T4855] BTRFS warning (device loop0): couldn't read tree root [ 68.713338][ T4855] BTRFS warning (device loop0): couldn't read tree root [ 68.714657][ T4855] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 68.716284][ T4855] BTRFS warning (device loop0): couldn't read tree root [ 68.724948][ T4855] FAULT_INJECTION: forcing a failure. [ 68.724948][ T4855] name failslab, interval 1, probability 0, space 0, times 0 [ 68.727259][ T4855] CPU: 1 PID: 4855 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 68.728683][ T4855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 68.730447][ T4855] Call trace: [ 68.730993][ T4855] dump_backtrace+0x0/0x458 [ 68.731748][ T4855] show_stack+0x2c/0x3c [ 68.732445][ T4855] __dump_stack+0x30/0x40 [ 68.733152][ T4855] dump_stack_lvl+0xf4/0x15c [ 68.733917][ T4855] dump_stack+0x1c/0x5c [ 68.734577][ T4855] should_fail+0x3c8/0x520 [ 68.735262][ T4855] __should_failslab+0xbc/0x10c [ 68.736059][ T4855] should_failslab+0x10/0x28 [ 68.736801][ T4855] slab_pre_alloc_hook+0x64/0xe8 [ 68.737619][ T4855] kmem_cache_alloc+0x94/0x3d8 [ 68.738362][ T4855] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 68.739210][ T4855] insert_new_root+0x240/0x890 [ 68.740006][ T4855] split_leaf+0xa70/0x10c0 [ 68.740720][ T4855] btrfs_search_slot+0x1ba8/0x1ec8 [ 68.741572][ T4855] btrfs_insert_empty_items+0x1e8/0x2b0 [ 68.742440][ T4855] insert_with_overflow+0xbc/0x248 [ 68.743258][ T4855] btrfs_insert_xattr_item+0x174/0x314 [ 68.744161][ T4855] btrfs_setxattr+0x3d8/0x8b0 [ 68.744939][ T4855] btrfs_setxattr_trans+0xfc/0x354 [ 68.745792][ T4855] btrfs_xattr_handler_set+0xb0/0xd8 [ 68.746698][ T4855] __vfs_setxattr+0x374/0x390 [ 68.747491][ T4855] __vfs_setxattr_noperm+0x120/0x56c [ 68.748377][ T4855] __vfs_setxattr_locked+0x1e8/0x214 [ 68.749304][ T4855] vfs_setxattr+0x158/0x2a8 [ 68.750061][ T4855] setxattr+0x278/0x2f8 [ 68.750745][ T4855] path_setxattr+0x130/0x260 [ 68.751482][ T4855] __arm64_sys_setxattr+0xc4/0xe0 [ 68.752281][ T4855] invoke_syscall+0x98/0x28c [ 68.753045][ T4855] el0_svc_common+0x13c/0x258 [ 68.753768][ T4855] do_el0_svc+0x5c/0x140 [ 68.754438][ T4855] el0_svc+0x78/0x1d0 [ 68.755139][ T4855] el0t_64_sync_handler+0xcc/0xe4 [ 68.755940][ T4855] el0t_64_sync+0x1a0/0x1a4 [ 68.787288][ T4598] ------------[ cut here ]------------ [ 68.788236][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.790171][ T4598] Modules linked in: [ 68.790863][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.792414][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 68.794168][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.795601][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.796836][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 68.798073][ T4598] sp : ffff80001f9d7740 [ 68.798755][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001ae9110c [ 68.800100][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 68.801512][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 68.802899][ T4598] x20: ffff0000d7488860 x19: 0000000000000000 x18: 0000000000000000 [ 68.804216][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 68.805615][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 68.807003][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 68.808268][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 68.809595][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 68.810954][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 68.812326][ T4598] Call trace: [ 68.812893][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 68.813997][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 68.814869][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 68.815908][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 68.816782][ T4598] close_ctree+0x62c/0x848 [ 68.817484][ T4598] btrfs_put_super+0x40/0x50 [ 68.818269][ T4598] generic_shutdown_super+0x138/0x2f8 [ 68.819146][ T4598] kill_anon_super+0x4c/0x80 [ 68.819970][ T4598] btrfs_kill_super+0x44/0x5c [ 68.820733][ T4598] deactivate_locked_super+0xc0/0x13c [ 68.821630][ T4598] deactivate_super+0xf0/0x110 [ 68.822385][ T4598] cleanup_mnt+0x3bc/0x470 [ 68.823110][ T4598] __cleanup_mnt+0x20/0x30 [ 68.823952][ T4598] task_work_run+0x13c/0x1e8 [ 68.824748][ T4598] do_notify_resume+0x2488/0x30a8 [ 68.825625][ T4598] el0_svc+0xf0/0x1d0 [ 68.826282][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 68.827111][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 68.827794][ T4598] irq event stamp: 206818 [ 68.828456][ T4598] hardirqs last enabled at (206817): [] kasan_quarantine_put+0xc4/0x200 [ 68.830231][ T4598] hardirqs last disabled at (206818): [] el1_dbg+0x24/0x80 [ 68.831766][ T4598] softirqs last enabled at (204524): [] local_bh_enable+0x10/0x34 [ 68.833352][ T4598] softirqs last disabled at (204522): [] local_bh_disable+0x10/0x34 [ 68.835030][ T4598] ---[ end trace e63d6367623a0f5c ]--- [ 68.918547][ T4688] Bluetooth: hci0: command 0x0419 tx timeout [ 68.972541][ T4877] loop0: detected capacity change from 0 to 32768 [ 69.013121][ T4877] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (4877) [ 69.016560][ T4877] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 69.023981][ T4877] BTRFS warning (device loop0): couldn't read tree root [ 69.025398][ T4877] BTRFS warning (device loop0): couldn't read tree root [ 69.026759][ T4877] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 69.028653][ T4877] BTRFS warning (device loop0): couldn't read tree root [ 69.036957][ T4877] FAULT_INJECTION: forcing a failure. [ 69.036957][ T4877] name failslab, interval 1, probability 0, space 0, times 0 [ 69.040305][ T4877] CPU: 1 PID: 4877 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 69.041585][ T4877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 69.043231][ T4877] Call trace: [ 69.043723][ T4877] dump_backtrace+0x0/0x458 [ 69.044450][ T4877] show_stack+0x2c/0x3c [ 69.045158][ T4877] __dump_stack+0x30/0x40 [ 69.045858][ T4877] dump_stack_lvl+0xf4/0x15c [ 69.046721][ T4877] dump_stack+0x1c/0x5c [ 69.047428][ T4877] should_fail+0x3c8/0x520 [ 69.048178][ T4877] __should_failslab+0xbc/0x10c [ 69.048935][ T4877] should_failslab+0x10/0x28 [ 69.049743][ T4877] slab_pre_alloc_hook+0x64/0xe8 [ 69.050554][ T4877] kmem_cache_alloc+0x94/0x3d8 [ 69.051348][ T4877] alloc_extent_state+0x38/0x434 [ 69.052266][ T4877] set_extent_bit+0x1ac/0x13a8 [ 69.053138][ T4877] btrfs_alloc_tree_block+0x930/0x10f0 [ 69.054013][ T4877] insert_new_root+0x240/0x890 [ 69.054805][ T4877] split_leaf+0xa70/0x10c0 [ 69.055555][ T4877] btrfs_search_slot+0x1ba8/0x1ec8 [ 69.056471][ T4877] btrfs_insert_empty_items+0x1e8/0x2b0 [ 69.057398][ T4877] insert_with_overflow+0xbc/0x248 [ 69.058265][ T4877] btrfs_insert_xattr_item+0x174/0x314 [ 69.059183][ T4877] btrfs_setxattr+0x3d8/0x8b0 [ 69.060025][ T4877] btrfs_setxattr_trans+0xfc/0x354 [ 69.060866][ T4877] btrfs_xattr_handler_set+0xb0/0xd8 [ 69.061844][ T4877] __vfs_setxattr+0x374/0x390 [ 69.062692][ T4877] __vfs_setxattr_noperm+0x120/0x56c [ 69.063599][ T4877] __vfs_setxattr_locked+0x1e8/0x214 [ 69.064466][ T4877] vfs_setxattr+0x158/0x2a8 [ 69.065333][ T4877] setxattr+0x278/0x2f8 [ 69.066035][ T4877] path_setxattr+0x130/0x260 [ 69.066785][ T4877] __arm64_sys_setxattr+0xc4/0xe0 [ 69.067649][ T4877] invoke_syscall+0x98/0x28c [ 69.068376][ T4877] el0_svc_common+0x13c/0x258 [ 69.069131][ T4877] do_el0_svc+0x5c/0x140 [ 69.069836][ T4877] el0_svc+0x78/0x1d0 [ 69.070463][ T4877] el0t_64_sync_handler+0xcc/0xe4 [ 69.071276][ T4877] el0t_64_sync+0x1a0/0x1a4 [ 69.210607][ T4899] loop0: detected capacity change from 0 to 32768 [ 69.217872][ T4899] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (4899) [ 69.222552][ T4899] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 69.228787][ T4899] BTRFS warning (device loop0): couldn't read tree root [ 69.230185][ T4899] BTRFS warning (device loop0): couldn't read tree root [ 69.231560][ T4899] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 69.233108][ T4899] BTRFS warning (device loop0): couldn't read tree root [ 69.245098][ T4899] FAULT_INJECTION: forcing a failure. [ 69.245098][ T4899] name failslab, interval 1, probability 0, space 0, times 0 [ 69.247199][ T4899] CPU: 0 PID: 4899 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 69.248506][ T4899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 69.250211][ T4899] Call trace: [ 69.250802][ T4899] dump_backtrace+0x0/0x458 [ 69.251619][ T4899] show_stack+0x2c/0x3c [ 69.252337][ T4899] __dump_stack+0x30/0x40 [ 69.253085][ T4899] dump_stack_lvl+0xf4/0x15c [ 69.253999][ T4899] dump_stack+0x1c/0x5c [ 69.254701][ T4899] should_fail+0x3c8/0x520 [ 69.255477][ T4899] __should_failslab+0xbc/0x10c [ 69.256254][ T4899] should_failslab+0x10/0x28 [ 69.256986][ T4899] slab_pre_alloc_hook+0x64/0xe8 [ 69.257884][ T4899] kmem_cache_alloc+0x94/0x3d8 [ 69.258625][ T4899] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 69.259489][ T4899] insert_new_root+0x240/0x890 [ 69.260220][ T4899] split_leaf+0xa70/0x10c0 [ 69.260912][ T4899] btrfs_search_slot+0x1ba8/0x1ec8 [ 69.261665][ T4899] btrfs_insert_empty_items+0x1e8/0x2b0 [ 69.262520][ T4899] insert_with_overflow+0xbc/0x248 [ 69.263325][ T4899] btrfs_insert_xattr_item+0x174/0x314 [ 69.264183][ T4899] btrfs_setxattr+0x3d8/0x8b0 [ 69.265025][ T4899] btrfs_setxattr_trans+0xfc/0x354 [ 69.265958][ T4899] btrfs_xattr_handler_set+0xb0/0xd8 [ 69.266841][ T4899] __vfs_setxattr+0x374/0x390 [ 69.267621][ T4899] __vfs_setxattr_noperm+0x120/0x56c [ 69.268454][ T4899] __vfs_setxattr_locked+0x1e8/0x214 [ 69.269278][ T4899] vfs_setxattr+0x158/0x2a8 [ 69.270012][ T4899] setxattr+0x278/0x2f8 [ 69.270692][ T4899] path_setxattr+0x130/0x260 [ 69.271404][ T4899] __arm64_sys_setxattr+0xc4/0xe0 [ 69.272223][ T4899] invoke_syscall+0x98/0x28c [ 69.273036][ T4899] el0_svc_common+0x13c/0x258 [ 69.273838][ T4899] do_el0_svc+0x5c/0x140 [ 69.274670][ T4899] el0_svc+0x78/0x1d0 [ 69.275473][ T4899] el0t_64_sync_handler+0xcc/0xe4 [ 69.276424][ T4899] el0t_64_sync+0x1a0/0x1a4 [ 69.309734][ T4598] ------------[ cut here ]------------ [ 69.310730][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 69.312564][ T4598] Modules linked in: [ 69.313304][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 69.314941][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 69.316676][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 69.317866][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 69.318980][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 69.320119][ T4598] sp : ffff80001f9d7740 [ 69.320814][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001d2b780c [ 69.322113][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 69.323502][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 69.324860][ T4598] x20: ffff0000e95bc060 x19: 0000000000000000 x18: 0000000000000000 [ 69.326325][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 69.327742][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 69.329069][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 69.330457][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 69.331769][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 69.333160][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 69.334544][ T4598] Call trace: [ 69.335095][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 69.336284][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 69.337199][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 69.338255][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 69.339192][ T4598] close_ctree+0x62c/0x848 [ 69.339978][ T4598] btrfs_put_super+0x40/0x50 [ 69.340769][ T4598] generic_shutdown_super+0x138/0x2f8 [ 69.341685][ T4598] kill_anon_super+0x4c/0x80 [ 69.342463][ T4598] btrfs_kill_super+0x44/0x5c [ 69.343235][ T4598] deactivate_locked_super+0xc0/0x13c [ 69.344156][ T4598] deactivate_super+0xf0/0x110 [ 69.344915][ T4598] cleanup_mnt+0x3bc/0x470 [ 69.345628][ T4598] __cleanup_mnt+0x20/0x30 [ 69.346296][ T4598] task_work_run+0x13c/0x1e8 [ 69.347019][ T4598] do_notify_resume+0x2488/0x30a8 [ 69.347847][ T4598] el0_svc+0xf0/0x1d0 [ 69.348429][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 69.349161][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 69.349833][ T4598] irq event stamp: 227604 [ 69.350493][ T4598] hardirqs last enabled at (227603): [] kasan_quarantine_put+0xc4/0x200 [ 69.352075][ T4598] hardirqs last disabled at (227604): [] el1_dbg+0x24/0x80 [ 69.353561][ T4598] softirqs last enabled at (225928): [] local_bh_enable+0x10/0x34 [ 69.355035][ T4598] softirqs last disabled at (225926): [] local_bh_disable+0x10/0x34 [ 69.356591][ T4598] ---[ end trace e63d6367623a0f5d ]--- [ 69.517602][ T4921] loop0: detected capacity change from 0 to 32768 [ 69.562649][ T4921] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (4921) [ 69.571612][ T4921] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 69.587461][ T4921] BTRFS warning (device loop0): couldn't read tree root [ 69.589114][ T4921] BTRFS warning (device loop0): couldn't read tree root [ 69.590463][ T4921] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 69.592052][ T4921] BTRFS warning (device loop0): couldn't read tree root [ 69.601557][ T4921] FAULT_INJECTION: forcing a failure. [ 69.601557][ T4921] name failslab, interval 1, probability 0, space 0, times 0 [ 69.603700][ T4921] CPU: 0 PID: 4921 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 69.604996][ T4921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 69.606575][ T4921] Call trace: [ 69.607126][ T4921] dump_backtrace+0x0/0x458 [ 69.607919][ T4921] show_stack+0x2c/0x3c [ 69.608597][ T4921] __dump_stack+0x30/0x40 [ 69.609347][ T4921] dump_stack_lvl+0xf4/0x15c [ 69.610144][ T4921] dump_stack+0x1c/0x5c [ 69.610824][ T4921] should_fail+0x3c8/0x520 [ 69.611582][ T4921] __should_failslab+0xbc/0x10c [ 69.612534][ T4921] should_failslab+0x10/0x28 [ 69.613338][ T4921] slab_pre_alloc_hook+0x64/0xe8 [ 69.614260][ T4921] kmem_cache_alloc+0x94/0x3d8 [ 69.615074][ T4921] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 69.616011][ T4921] insert_new_root+0x240/0x890 [ 69.616943][ T4921] split_leaf+0xa70/0x10c0 [ 69.617567][ T4921] btrfs_search_slot+0x1ba8/0x1ec8 [ 69.618287][ T4921] btrfs_insert_empty_items+0x1e8/0x2b0 [ 69.619104][ T4921] insert_with_overflow+0xbc/0x248 [ 69.619860][ T4921] btrfs_insert_xattr_item+0x174/0x314 [ 69.620658][ T4921] btrfs_setxattr+0x3d8/0x8b0 [ 69.621333][ T4921] btrfs_setxattr_trans+0xfc/0x354 [ 69.622068][ T4921] btrfs_xattr_handler_set+0xb0/0xd8 [ 69.622832][ T4921] __vfs_setxattr+0x374/0x390 [ 69.623515][ T4921] __vfs_setxattr_noperm+0x120/0x56c [ 69.624271][ T4921] __vfs_setxattr_locked+0x1e8/0x214 [ 69.625124][ T4921] vfs_setxattr+0x158/0x2a8 [ 69.625836][ T4921] setxattr+0x278/0x2f8 [ 69.626547][ T4921] path_setxattr+0x130/0x260 [ 69.627381][ T4921] __arm64_sys_setxattr+0xc4/0xe0 [ 69.628191][ T4921] invoke_syscall+0x98/0x28c [ 69.628977][ T4921] el0_svc_common+0x13c/0x258 [ 69.629726][ T4921] do_el0_svc+0x5c/0x140 [ 69.630437][ T4921] el0_svc+0x78/0x1d0 [ 69.631093][ T4921] el0t_64_sync_handler+0xcc/0xe4 [ 69.631971][ T4921] el0t_64_sync+0x1a0/0x1a4 [ 69.639495][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.641664][ T2449] cfg80211: failed to load regulatory.db [ 69.643170][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.684152][ T4598] ------------[ cut here ]------------ [ 69.685146][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 69.687076][ T4598] Modules linked in: [ 69.687846][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 69.689410][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 69.691221][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 69.692664][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 69.693846][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 69.694957][ T4598] sp : ffff80001f9d7740 [ 69.695730][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001ac9e30c [ 69.697424][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 69.698890][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 69.700398][ T4598] x20: ffff0000d64f1860 x19: 0000000000000000 x18: 0000000000000000 [ 69.701708][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 69.703016][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 69.704394][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 69.705746][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 69.706990][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 69.708249][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 69.709581][ T4598] Call trace: [ 69.710096][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 69.711158][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 69.712066][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 69.713264][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 69.714307][ T4598] close_ctree+0x62c/0x848 [ 69.715050][ T4598] btrfs_put_super+0x40/0x50 [ 69.715809][ T4598] generic_shutdown_super+0x138/0x2f8 [ 69.716882][ T4598] kill_anon_super+0x4c/0x80 [ 69.717735][ T4598] btrfs_kill_super+0x44/0x5c [ 69.718486][ T4598] deactivate_locked_super+0xc0/0x13c [ 69.719398][ T4598] deactivate_super+0xf0/0x110 [ 69.720257][ T4598] cleanup_mnt+0x3bc/0x470 [ 69.721009][ T4598] __cleanup_mnt+0x20/0x30 [ 69.721732][ T4598] task_work_run+0x13c/0x1e8 [ 69.722500][ T4598] do_notify_resume+0x2488/0x30a8 [ 69.723419][ T4598] el0_svc+0xf0/0x1d0 [ 69.724186][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 69.725060][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 69.725883][ T4598] irq event stamp: 243224 [ 69.726546][ T4598] hardirqs last enabled at (243223): [] kasan_quarantine_put+0xc4/0x200 [ 69.728279][ T4598] hardirqs last disabled at (243224): [] el1_dbg+0x24/0x80 [ 69.729709][ T4598] softirqs last enabled at (241740): [] handle_softirqs+0xa70/0xc14 [ 69.731287][ T4598] softirqs last disabled at (241699): [] __irq_exit_rcu+0x240/0x434 [ 69.732790][ T4598] ---[ end trace e63d6367623a0f5e ]--- [ 69.930861][ T4943] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (4943) [ 69.943901][ T4943] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 70.011741][ T4943] BTRFS warning (device loop0): couldn't read tree root [ 70.013349][ T4943] BTRFS warning (device loop0): couldn't read tree root [ 70.014797][ T4943] BTRFS warning (device loop0): couldn't read tree root [ 70.054321][ T4943] FAULT_INJECTION: forcing a failure. [ 70.054321][ T4943] name failslab, interval 1, probability 0, space 0, times 0 [ 70.056165][ T4943] CPU: 0 PID: 4943 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 70.057534][ T4943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 70.058994][ T4943] Call trace: [ 70.059685][ T4943] dump_backtrace+0x0/0x458 [ 70.060464][ T4943] show_stack+0x2c/0x3c [ 70.061121][ T4943] __dump_stack+0x30/0x40 [ 70.061809][ T4943] dump_stack_lvl+0xf4/0x15c [ 70.062533][ T4943] dump_stack+0x1c/0x5c [ 70.063225][ T4943] should_fail+0x3c8/0x520 [ 70.063979][ T4943] __should_failslab+0xbc/0x10c [ 70.064783][ T4943] should_failslab+0x10/0x28 [ 70.065543][ T4943] slab_pre_alloc_hook+0x64/0xe8 [ 70.066360][ T4943] kmem_cache_alloc+0x94/0x3d8 [ 70.067111][ T4943] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 70.067981][ T4943] insert_new_root+0x240/0x890 [ 70.068770][ T4943] split_leaf+0xa70/0x10c0 [ 70.069560][ T4943] btrfs_search_slot+0x1ba8/0x1ec8 [ 70.070460][ T4943] btrfs_insert_empty_items+0x1e8/0x2b0 [ 70.071410][ T4943] insert_with_overflow+0xbc/0x248 [ 70.072308][ T4943] btrfs_insert_xattr_item+0x174/0x314 [ 70.073236][ T4943] btrfs_setxattr+0x3d8/0x8b0 [ 70.074014][ T4943] btrfs_setxattr_trans+0xfc/0x354 [ 70.074843][ T4943] btrfs_xattr_handler_set+0xb0/0xd8 [ 70.075690][ T4943] __vfs_setxattr+0x374/0x390 [ 70.076534][ T4943] __vfs_setxattr_noperm+0x120/0x56c [ 70.077393][ T4943] __vfs_setxattr_locked+0x1e8/0x214 [ 70.078265][ T4943] vfs_setxattr+0x158/0x2a8 [ 70.078966][ T4943] setxattr+0x278/0x2f8 [ 70.079653][ T4943] path_setxattr+0x130/0x260 [ 70.080372][ T4943] __arm64_sys_setxattr+0xc4/0xe0 [ 70.081187][ T4943] invoke_syscall+0x98/0x28c [ 70.081992][ T4943] el0_svc_common+0x13c/0x258 [ 70.082738][ T4943] do_el0_svc+0x5c/0x140 [ 70.083499][ T4943] el0_svc+0x78/0x1d0 [ 70.084143][ T4943] el0t_64_sync_handler+0xcc/0xe4 [ 70.084994][ T4943] el0t_64_sync+0x1a0/0x1a4 [ 70.118126][ T4598] ------------[ cut here ]------------ [ 70.119208][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.121107][ T4598] Modules linked in: [ 70.121781][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 70.123260][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 70.124975][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 70.126264][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.127434][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 70.128699][ T4598] sp : ffff80001f9d7740 [ 70.129324][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001bacc70c [ 70.130669][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 70.131966][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 70.133262][ T4598] x20: ffff0000dd663860 x19: 0000000000000000 x18: 0000000000000000 [ 70.134532][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 70.135897][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 70.137206][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 70.138511][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 70.139838][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 70.141138][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 70.142540][ T4598] Call trace: [ 70.143108][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.144262][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 70.145192][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 70.146155][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 70.147119][ T4598] close_ctree+0x62c/0x848 [ 70.147890][ T4598] btrfs_put_super+0x40/0x50 [ 70.148723][ T4598] generic_shutdown_super+0x138/0x2f8 [ 70.149619][ T4598] kill_anon_super+0x4c/0x80 [ 70.150414][ T4598] btrfs_kill_super+0x44/0x5c [ 70.151240][ T4598] deactivate_locked_super+0xc0/0x13c [ 70.152105][ T4598] deactivate_super+0xf0/0x110 [ 70.152873][ T4598] cleanup_mnt+0x3bc/0x470 [ 70.153607][ T4598] __cleanup_mnt+0x20/0x30 [ 70.154463][ T4598] task_work_run+0x13c/0x1e8 [ 70.155213][ T4598] do_notify_resume+0x2488/0x30a8 [ 70.156064][ T4598] el0_svc+0xf0/0x1d0 [ 70.156720][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 70.157517][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 70.158259][ T4598] irq event stamp: 259040 [ 70.158939][ T4598] hardirqs last enabled at (259039): [] kasan_quarantine_put+0xc4/0x200 [ 70.160560][ T4598] hardirqs last disabled at (259040): [] el1_dbg+0x24/0x80 [ 70.162025][ T4598] softirqs last enabled at (257162): [] local_bh_enable+0x10/0x34 [ 70.163597][ T4598] softirqs last disabled at (257160): [] local_bh_disable+0x10/0x34 [ 70.165190][ T4598] ---[ end trace e63d6367623a0f5f ]--- [ 70.324180][ T4966] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (4966) [ 70.328823][ T4966] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 70.344622][ T4966] BTRFS warning (device loop0): couldn't read tree root [ 70.346028][ T4966] BTRFS warning (device loop0): couldn't read tree root [ 70.347452][ T4966] BTRFS warning (device loop0): couldn't read tree root [ 70.355899][ T4966] FAULT_INJECTION: forcing a failure. [ 70.355899][ T4966] name failslab, interval 1, probability 0, space 0, times 0 [ 70.358101][ T4966] CPU: 0 PID: 4966 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 70.359504][ T4966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 70.361232][ T4966] Call trace: [ 70.361774][ T4966] dump_backtrace+0x0/0x458 [ 70.362520][ T4966] show_stack+0x2c/0x3c [ 70.363159][ T4966] __dump_stack+0x30/0x40 [ 70.363830][ T4966] dump_stack_lvl+0xf4/0x15c [ 70.364573][ T4966] dump_stack+0x1c/0x5c [ 70.365246][ T4966] should_fail+0x3c8/0x520 [ 70.365952][ T4966] __should_failslab+0xbc/0x10c [ 70.366751][ T4966] should_failslab+0x10/0x28 [ 70.367473][ T4966] slab_pre_alloc_hook+0x64/0xe8 [ 70.368323][ T4966] kmem_cache_alloc+0x94/0x3d8 [ 70.369123][ T4966] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 70.369998][ T4966] insert_new_root+0x240/0x890 [ 70.370808][ T4966] split_leaf+0xa70/0x10c0 [ 70.371495][ T4966] btrfs_search_slot+0x1ba8/0x1ec8 [ 70.372294][ T4966] btrfs_insert_empty_items+0x1e8/0x2b0 [ 70.373207][ T4966] insert_with_overflow+0xbc/0x248 [ 70.374026][ T4966] btrfs_insert_xattr_item+0x174/0x314 [ 70.374975][ T4966] btrfs_setxattr+0x3d8/0x8b0 [ 70.375798][ T4966] btrfs_setxattr_trans+0xfc/0x354 [ 70.376671][ T4966] btrfs_xattr_handler_set+0xb0/0xd8 [ 70.377582][ T4966] __vfs_setxattr+0x374/0x390 [ 70.378348][ T4966] __vfs_setxattr_noperm+0x120/0x56c [ 70.379178][ T4966] __vfs_setxattr_locked+0x1e8/0x214 [ 70.380023][ T4966] vfs_setxattr+0x158/0x2a8 [ 70.380811][ T4966] setxattr+0x278/0x2f8 [ 70.381507][ T4966] path_setxattr+0x130/0x260 [ 70.382345][ T4966] __arm64_sys_setxattr+0xc4/0xe0 [ 70.383196][ T4966] invoke_syscall+0x98/0x28c [ 70.383938][ T4966] el0_svc_common+0x13c/0x258 [ 70.384782][ T4966] do_el0_svc+0x5c/0x140 [ 70.385511][ T4966] el0_svc+0x78/0x1d0 [ 70.386210][ T4966] el0t_64_sync_handler+0xcc/0xe4 [ 70.387051][ T4966] el0t_64_sync+0x1a0/0x1a4 [ 70.419267][ T4598] ------------[ cut here ]------------ [ 70.420293][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.422187][ T4598] Modules linked in: [ 70.422819][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 70.424145][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 70.425671][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 70.426863][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.428123][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 70.429208][ T4598] sp : ffff80001f9d7740 [ 70.429848][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001b2ab70c [ 70.431235][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 70.432592][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 70.433940][ T4598] x20: ffff0000d955b860 x19: 0000000000000000 x18: 0000000000000000 [ 70.435359][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 70.436710][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 70.438062][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 70.439396][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 70.440750][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 70.442090][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 70.443399][ T4598] Call trace: [ 70.444000][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.445117][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 70.446084][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 70.447058][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 70.447958][ T4598] close_ctree+0x62c/0x848 [ 70.448731][ T4598] btrfs_put_super+0x40/0x50 [ 70.449543][ T4598] generic_shutdown_super+0x138/0x2f8 [ 70.450481][ T4598] kill_anon_super+0x4c/0x80 [ 70.451258][ T4598] btrfs_kill_super+0x44/0x5c [ 70.452053][ T4598] deactivate_locked_super+0xc0/0x13c [ 70.453024][ T4598] deactivate_super+0xf0/0x110 [ 70.453891][ T4598] cleanup_mnt+0x3bc/0x470 [ 70.454708][ T4598] __cleanup_mnt+0x20/0x30 [ 70.455458][ T4598] task_work_run+0x13c/0x1e8 [ 70.456253][ T4598] do_notify_resume+0x2488/0x30a8 [ 70.457078][ T4598] el0_svc+0xf0/0x1d0 [ 70.457761][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 70.458623][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 70.459351][ T4598] irq event stamp: 274440 [ 70.460053][ T4598] hardirqs last enabled at (274439): [] kasan_quarantine_put+0xc4/0x200 [ 70.461720][ T4598] hardirqs last disabled at (274440): [] el1_dbg+0x24/0x80 [ 70.463235][ T4598] softirqs last enabled at (272380): [] local_bh_enable+0x10/0x34 [ 70.464819][ T4598] softirqs last disabled at (272378): [] local_bh_disable+0x10/0x34 [ 70.466495][ T4598] ---[ end trace e63d6367623a0f60 ]--- [ 70.471283][ T314] device hsr_slave_0 left promiscuous mode [ 70.509486][ T314] device hsr_slave_1 left promiscuous mode [ 70.568693][ T314] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.569999][ T314] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.571727][ T314] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.572868][ T314] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.574376][ T314] device bridge_slave_1 left promiscuous mode [ 70.575453][ T314] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.609138][ T314] device bridge_slave_0 left promiscuous mode [ 70.610311][ T314] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.672085][ T4988] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (4988) [ 70.681931][ T4988] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 70.688080][ T4988] BTRFS warning (device loop0): couldn't read tree root [ 70.690058][ T4988] BTRFS warning (device loop0): couldn't read tree root [ 70.691364][ T4988] BTRFS warning (device loop0): couldn't read tree root [ 70.701191][ T4988] FAULT_INJECTION: forcing a failure. [ 70.701191][ T4988] name failslab, interval 1, probability 0, space 0, times 0 [ 70.703235][ T4988] CPU: 1 PID: 4988 Comm: syz.0.27 Tainted: G W syzkaller #0 [ 70.704627][ T4988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 70.706287][ T4988] Call trace: [ 70.706814][ T4988] dump_backtrace+0x0/0x458 [ 70.707559][ T4988] show_stack+0x2c/0x3c [ 70.708343][ T4988] __dump_stack+0x30/0x40 [ 70.709122][ T4988] dump_stack_lvl+0xf4/0x15c [ 70.709933][ T4988] dump_stack+0x1c/0x5c [ 70.710647][ T4988] should_fail+0x3c8/0x520 [ 70.711378][ T4988] __should_failslab+0xbc/0x10c [ 70.712167][ T4988] should_failslab+0x10/0x28 [ 70.712994][ T4988] slab_pre_alloc_hook+0x64/0xe8 [ 70.713802][ T4988] kmem_cache_alloc+0x94/0x3d8 [ 70.714598][ T4988] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 70.715650][ T4988] insert_new_root+0x240/0x890 [ 70.716514][ T4988] split_leaf+0xa70/0x10c0 [ 70.717339][ T4988] btrfs_search_slot+0x1ba8/0x1ec8 [ 70.718305][ T4988] btrfs_insert_empty_items+0x1e8/0x2b0 [ 70.719312][ T4988] insert_with_overflow+0xbc/0x248 [ 70.720087][ T4988] btrfs_insert_xattr_item+0x174/0x314 [ 70.720921][ T4988] btrfs_setxattr+0x3d8/0x8b0 [ 70.721652][ T4988] btrfs_setxattr_trans+0xfc/0x354 [ 70.722450][ T4988] btrfs_xattr_handler_set+0xb0/0xd8 [ 70.723287][ T4988] __vfs_setxattr+0x374/0x390 [ 70.724036][ T4988] __vfs_setxattr_noperm+0x120/0x56c [ 70.725086][ T4988] __vfs_setxattr_locked+0x1e8/0x214 [ 70.726124][ T4988] vfs_setxattr+0x158/0x2a8 [ 70.726914][ T4988] setxattr+0x278/0x2f8 [ 70.727614][ T4988] path_setxattr+0x130/0x260 [ 70.728363][ T4988] __arm64_sys_setxattr+0xc4/0xe0 [ 70.729266][ T4988] invoke_syscall+0x98/0x28c [ 70.730059][ T4988] el0_svc_common+0x13c/0x258 [ 70.730792][ T4988] do_el0_svc+0x5c/0x140 [ 70.731499][ T4988] el0_svc+0x78/0x1d0 [ 70.732183][ T4988] el0t_64_sync_handler+0xcc/0xe4 [ 70.733032][ T4988] el0t_64_sync+0x1a0/0x1a4 [ 70.768224][ T4598] ------------[ cut here ]------------ [ 70.769348][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.771475][ T4598] Modules linked in: [ 70.772136][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 70.773698][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 70.775305][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 70.776671][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.777943][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 70.779085][ T4598] sp : ffff80001f9d7740 [ 70.779739][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001a11070c [ 70.781105][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 70.782519][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 70.783805][ T4598] x20: ffff0000d0883860 x19: 0000000000000000 x18: 0000000000000000 [ 70.785092][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 70.786487][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 70.787851][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 70.789199][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 70.790680][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 70.792074][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 70.793682][ T4598] Call trace: [ 70.794307][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 70.795538][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 70.796583][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 70.797775][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 70.798767][ T4598] close_ctree+0x62c/0x848 [ 70.799497][ T4598] btrfs_put_super+0x40/0x50 [ 70.800236][ T4598] generic_shutdown_super+0x138/0x2f8 [ 70.801095][ T4598] kill_anon_super+0x4c/0x80 [ 70.801967][ T4598] btrfs_kill_super+0x44/0x5c [ 70.802839][ T4598] deactivate_locked_super+0xc0/0x13c [ 70.803770][ T4598] deactivate_super+0xf0/0x110 [ 70.804598][ T4598] cleanup_mnt+0x3bc/0x470 [ 70.805351][ T4598] __cleanup_mnt+0x20/0x30 [ 70.806043][ T4598] task_work_run+0x13c/0x1e8 [ 70.806853][ T4598] do_notify_resume+0x2488/0x30a8 [ 70.807759][ T4598] el0_svc+0xf0/0x1d0 [ 70.808379][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 70.809377][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 70.810209][ T4598] irq event stamp: 290040 [ 70.810963][ T4598] hardirqs last enabled at (290039): [] kasan_quarantine_put+0xc4/0x200 [ 70.812745][ T4598] hardirqs last disabled at (290040): [] el1_dbg+0x24/0x80 [ 70.814310][ T4598] softirqs last enabled at (288208): [] handle_softirqs+0xa70/0xc14 [ 70.815883][ T4598] softirqs last disabled at (288141): [] __irq_exit_rcu+0x240/0x434 [ 70.817487][ T4598] ---[ end trace e63d6367623a0f61 ]--- [ 70.828674][ T314] device veth1_macvtap left promiscuous mode [ 70.829651][ T314] device veth0_macvtap left promiscuous mode [ 70.830730][ T314] device veth1_vlan left promiscuous mode [ 70.831705][ T314] device veth0_vlan left promiscuous mode [ 70.936814][ T314] team0 (unregistering): Port device team_slave_1 removed [ 70.941137][ T314] team0 (unregistering): Port device team_slave_0 removed [ 70.945024][ T314] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 70.972600][ T314] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 71.030482][ T5010] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5010) [ 71.035881][ T5010] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 71.046883][ T5010] BTRFS warning (device loop0): couldn't read tree root [ 71.048186][ T5010] BTRFS warning (device loop0): couldn't read tree root [ 71.050385][ T5010] BTRFS warning (device loop0): couldn't read tree root [ 71.064193][ T5010] FAULT_INJECTION: forcing a failure. [ 71.064193][ T5010] name failslab, interval 1, probability 0, space 0, times 0 [ 71.066340][ T5010] CPU: 0 PID: 5010 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 71.067806][ T5010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 71.069433][ T5010] Call trace: [ 71.069968][ T5010] dump_backtrace+0x0/0x458 [ 71.070716][ T5010] show_stack+0x2c/0x3c [ 71.071109][ T314] bond0 (unregistering): Released all slaves [ 71.071420][ T5010] __dump_stack+0x30/0x40 [ 71.073145][ T5010] dump_stack_lvl+0xf4/0x15c [ 71.073891][ T5010] dump_stack+0x1c/0x5c [ 71.074601][ T5010] should_fail+0x3c8/0x520 [ 71.075355][ T5010] __should_failslab+0xbc/0x10c [ 71.076146][ T5010] should_failslab+0x10/0x28 [ 71.076897][ T5010] slab_pre_alloc_hook+0x64/0xe8 [ 71.077752][ T5010] kmem_cache_alloc+0x94/0x3d8 [ 71.078556][ T5010] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 71.079539][ T5010] insert_new_root+0x240/0x890 [ 71.080377][ T5010] split_leaf+0xa70/0x10c0 [ 71.081129][ T5010] btrfs_search_slot+0x1ba8/0x1ec8 [ 71.082002][ T5010] btrfs_insert_empty_items+0x1e8/0x2b0 [ 71.082975][ T5010] insert_with_overflow+0xbc/0x248 [ 71.083852][ T5010] btrfs_insert_xattr_item+0x174/0x314 [ 71.084742][ T5010] btrfs_setxattr+0x3d8/0x8b0 [ 71.085574][ T5010] btrfs_setxattr_trans+0xfc/0x354 [ 71.086479][ T5010] btrfs_xattr_handler_set+0xb0/0xd8 [ 71.087459][ T5010] __vfs_setxattr+0x374/0x390 [ 71.088210][ T5010] __vfs_setxattr_noperm+0x120/0x56c [ 71.089077][ T5010] __vfs_setxattr_locked+0x1e8/0x214 [ 71.089966][ T5010] vfs_setxattr+0x158/0x2a8 [ 71.090682][ T5010] setxattr+0x278/0x2f8 [ 71.091454][ T5010] path_setxattr+0x130/0x260 [ 71.092260][ T5010] __arm64_sys_setxattr+0xc4/0xe0 [ 71.093063][ T5010] invoke_syscall+0x98/0x28c [ 71.093809][ T5010] el0_svc_common+0x13c/0x258 [ 71.094582][ T5010] do_el0_svc+0x5c/0x140 [ 71.095310][ T5010] el0_svc+0x78/0x1d0 [ 71.095961][ T5010] el0t_64_sync_handler+0xcc/0xe4 [ 71.096760][ T5010] el0t_64_sync+0x1a0/0x1a4 [ 71.130187][ T4598] ------------[ cut here ]------------ [ 71.131177][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 71.133007][ T4598] Modules linked in: [ 71.133624][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.135083][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 71.136556][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.137952][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 71.139182][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 71.140428][ T4598] sp : ffff80001f9d7740 [ 71.141185][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001a48160c [ 71.142435][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 71.143753][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 71.145062][ T4598] x20: ffff0000d240b060 x19: 0000000000000000 x18: 0000000000000000 [ 71.146367][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 71.147743][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 71.149039][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 71.150425][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 71.151800][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 71.153107][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 71.154441][ T4598] Call trace: [ 71.154954][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 71.156215][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 71.157153][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 71.158185][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 71.159254][ T4598] close_ctree+0x62c/0x848 [ 71.160055][ T4598] btrfs_put_super+0x40/0x50 [ 71.160817][ T4598] generic_shutdown_super+0x138/0x2f8 [ 71.161963][ T4598] kill_anon_super+0x4c/0x80 [ 71.162750][ T4598] btrfs_kill_super+0x44/0x5c [ 71.163579][ T4598] deactivate_locked_super+0xc0/0x13c [ 71.164513][ T4598] deactivate_super+0xf0/0x110 [ 71.165343][ T4598] cleanup_mnt+0x3bc/0x470 [ 71.166089][ T4598] __cleanup_mnt+0x20/0x30 [ 71.166840][ T4598] task_work_run+0x13c/0x1e8 [ 71.167618][ T4598] do_notify_resume+0x2488/0x30a8 [ 71.168486][ T4598] el0_svc+0xf0/0x1d0 [ 71.169147][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 71.169976][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 71.170699][ T4598] irq event stamp: 306098 [ 71.171384][ T4598] hardirqs last enabled at (306097): [] kasan_quarantine_put+0xc4/0x200 [ 71.173057][ T4598] hardirqs last disabled at (306098): [] el1_dbg+0x24/0x80 [ 71.174557][ T4598] softirqs last enabled at (305972): [] handle_softirqs+0xa70/0xc14 [ 71.176148][ T4598] softirqs last disabled at (305949): [] __irq_exit_rcu+0x240/0x434 [ 71.177699][ T4598] ---[ end trace e63d6367623a0f62 ]--- [ 71.295293][ T5032] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5032) [ 71.300802][ T5032] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 71.306125][ T5032] BTRFS warning (device loop0): couldn't read tree root [ 71.307482][ T5032] BTRFS warning (device loop0): couldn't read tree root [ 71.309516][ T5032] BTRFS warning (device loop0): couldn't read tree root [ 71.316708][ T5032] FAULT_INJECTION: forcing a failure. [ 71.316708][ T5032] name failslab, interval 1, probability 0, space 0, times 0 [ 71.318961][ T5032] CPU: 1 PID: 5032 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 71.320298][ T5032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 71.321868][ T5032] Call trace: [ 71.322435][ T5032] dump_backtrace+0x0/0x458 [ 71.323206][ T5032] show_stack+0x2c/0x3c [ 71.323882][ T5032] __dump_stack+0x30/0x40 [ 71.324590][ T5032] dump_stack_lvl+0xf4/0x15c [ 71.325354][ T5032] dump_stack+0x1c/0x5c [ 71.326010][ T5032] should_fail+0x3c8/0x520 [ 71.326750][ T5032] __should_failslab+0xbc/0x10c [ 71.327518][ T5032] should_failslab+0x10/0x28 [ 71.328245][ T5032] slab_pre_alloc_hook+0x64/0xe8 [ 71.329048][ T5032] kmem_cache_alloc+0x94/0x3d8 [ 71.329838][ T5032] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 71.330787][ T5032] insert_new_root+0x240/0x890 [ 71.331572][ T5032] split_leaf+0xa70/0x10c0 [ 71.332298][ T5032] btrfs_search_slot+0x1ba8/0x1ec8 [ 71.333141][ T5032] btrfs_insert_empty_items+0x1e8/0x2b0 [ 71.333989][ T5032] insert_with_overflow+0xbc/0x248 [ 71.334784][ T5032] btrfs_insert_xattr_item+0x174/0x314 [ 71.335716][ T5032] btrfs_setxattr+0x3d8/0x8b0 [ 71.336475][ T5032] btrfs_setxattr_trans+0xfc/0x354 [ 71.337303][ T5032] btrfs_xattr_handler_set+0xb0/0xd8 [ 71.338174][ T5032] __vfs_setxattr+0x374/0x390 [ 71.338906][ T5032] __vfs_setxattr_noperm+0x120/0x56c [ 71.339756][ T5032] __vfs_setxattr_locked+0x1e8/0x214 [ 71.340667][ T5032] vfs_setxattr+0x158/0x2a8 [ 71.341349][ T5032] setxattr+0x278/0x2f8 [ 71.342057][ T5032] path_setxattr+0x130/0x260 [ 71.342832][ T5032] __arm64_sys_setxattr+0xc4/0xe0 [ 71.343625][ T5032] invoke_syscall+0x98/0x28c [ 71.344356][ T5032] el0_svc_common+0x13c/0x258 [ 71.345077][ T5032] do_el0_svc+0x5c/0x140 [ 71.345754][ T5032] el0_svc+0x78/0x1d0 [ 71.346449][ T5032] el0t_64_sync_handler+0xcc/0xe4 [ 71.347283][ T5032] el0t_64_sync+0x1a0/0x1a4 [ 71.380958][ T4598] ------------[ cut here ]------------ [ 71.381978][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 1970/01/01 00:01:11 executed programs: 17 [ 71.383738][ T4598] Modules linked in: [ 71.384336][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.385687][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 71.387159][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.388356][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 71.389564][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 71.390771][ T4598] sp : ffff80001f9d7740 [ 71.391464][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001b8acc0c [ 71.393091][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 71.394472][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 71.395819][ T4598] x20: ffff0000dc566060 x19: 0000000000000000 x18: 0000000000000000 [ 71.397094][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 71.398352][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 71.399687][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 71.401020][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 71.402367][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 71.403717][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 71.405055][ T4598] Call trace: [ 71.405621][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 71.406821][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 71.407795][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 71.408805][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 71.409731][ T4598] close_ctree+0x62c/0x848 [ 71.410465][ T4598] btrfs_put_super+0x40/0x50 [ 71.411231][ T4598] generic_shutdown_super+0x138/0x2f8 [ 71.412096][ T4598] kill_anon_super+0x4c/0x80 [ 71.412807][ T4598] btrfs_kill_super+0x44/0x5c [ 71.413588][ T4598] deactivate_locked_super+0xc0/0x13c [ 71.414468][ T4598] deactivate_super+0xf0/0x110 [ 71.415276][ T4598] cleanup_mnt+0x3bc/0x470 [ 71.416031][ T4598] __cleanup_mnt+0x20/0x30 [ 71.416782][ T4598] task_work_run+0x13c/0x1e8 [ 71.417510][ T4598] do_notify_resume+0x2488/0x30a8 [ 71.418318][ T4598] el0_svc+0xf0/0x1d0 [ 71.418958][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 71.419819][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 71.420518][ T4598] irq event stamp: 311840 [ 71.421194][ T4598] hardirqs last enabled at (311839): [] kasan_quarantine_put+0xc4/0x200 [ 71.422792][ T4598] hardirqs last disabled at (311840): [] el1_dbg+0x24/0x80 [ 71.424194][ T4598] softirqs last enabled at (309684): [] local_bh_enable+0x10/0x34 [ 71.425761][ T4598] softirqs last disabled at (309682): [] local_bh_disable+0x10/0x34 [ 71.427382][ T4598] ---[ end trace e63d6367623a0f63 ]--- [ 71.578712][ T5055] set_capacity_and_notify: 5 callbacks suppressed [ 71.578721][ T5055] loop0: detected capacity change from 0 to 32768 [ 71.629844][ T5055] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5055) [ 71.670293][ T5055] btrfs_printk: 155 callbacks suppressed [ 71.670303][ T5055] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 71.672732][ T5055] BTRFS info (device loop0): metadata ratio 4 [ 71.673755][ T5055] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 71.675276][ T5055] BTRFS info (device loop0): force lzo compression, level 0 [ 71.676522][ T5055] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 71.680116][ T5055] BTRFS info (device loop0): trying to use backup root at mount time [ 71.681455][ T5055] BTRFS info (device loop0): enabling auto defrag [ 71.682531][ T5055] BTRFS info (device loop0): setting nodatacow [ 71.683544][ T5055] BTRFS info (device loop0): disabling tree log [ 71.684563][ T5055] BTRFS info (device loop0): using free space tree [ 71.685719][ T5055] BTRFS info (device loop0): has skinny extents [ 71.692624][ T9] validate_extent_buffer: 20 callbacks suppressed [ 71.692633][ T9] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 71.695889][ T5055] BTRFS warning (device loop0): couldn't read tree root [ 71.697217][ T148] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 71.701585][ T5055] BTRFS warning (device loop0): couldn't read tree root [ 71.702889][ T5055] verify_parent_transid: 5 callbacks suppressed [ 71.702896][ T5055] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 71.705565][ T5055] BTRFS warning (device loop0): couldn't read tree root [ 71.709069][ T5055] BTRFS info (device loop0): enabling ssd optimizations [ 71.710450][ T5055] BTRFS info (device loop0): clearing free space tree [ 71.711702][ T5055] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 71.713179][ T5055] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 71.716915][ T5055] BTRFS info (device loop0): creating free space tree [ 71.718324][ T5055] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 71.722482][ T5055] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 71.726711][ T5055] FAULT_INJECTION: forcing a failure. [ 71.726711][ T5055] name failslab, interval 1, probability 0, space 0, times 0 [ 71.729303][ T5055] CPU: 1 PID: 5055 Comm: syz.0.30 Tainted: G W syzkaller #0 [ 71.730763][ T5055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 71.732446][ T5055] Call trace: [ 71.733010][ T5055] dump_backtrace+0x0/0x458 [ 71.733775][ T5055] show_stack+0x2c/0x3c [ 71.734476][ T5055] __dump_stack+0x30/0x40 [ 71.735261][ T5055] dump_stack_lvl+0xf4/0x15c [ 71.735997][ T5055] dump_stack+0x1c/0x5c [ 71.736685][ T5055] should_fail+0x3c8/0x520 [ 71.737421][ T5055] __should_failslab+0xbc/0x10c [ 71.738234][ T5055] should_failslab+0x10/0x28 [ 71.739044][ T5055] slab_pre_alloc_hook+0x64/0xe8 [ 71.739912][ T5055] kmem_cache_alloc+0x94/0x3d8 [ 71.740699][ T5055] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 71.741622][ T5055] insert_new_root+0x240/0x890 [ 71.742368][ T5055] split_leaf+0xa70/0x10c0 [ 71.743091][ T5055] btrfs_search_slot+0x1ba8/0x1ec8 [ 71.743926][ T5055] btrfs_insert_empty_items+0x1e8/0x2b0 [ 71.744864][ T5055] insert_with_overflow+0xbc/0x248 [ 71.745687][ T5055] btrfs_insert_xattr_item+0x174/0x314 [ 71.746545][ T5055] btrfs_setxattr+0x3d8/0x8b0 [ 71.747253][ T5055] btrfs_setxattr_trans+0xfc/0x354 [ 71.748109][ T5055] btrfs_xattr_handler_set+0xb0/0xd8 [ 71.748962][ T5055] __vfs_setxattr+0x374/0x390 [ 71.749713][ T5055] __vfs_setxattr_noperm+0x120/0x56c [ 71.750549][ T5055] __vfs_setxattr_locked+0x1e8/0x214 [ 71.751425][ T5055] vfs_setxattr+0x158/0x2a8 [ 71.752136][ T5055] setxattr+0x278/0x2f8 [ 71.752789][ T5055] path_setxattr+0x130/0x260 [ 71.753505][ T5055] __arm64_sys_setxattr+0xc4/0xe0 [ 71.754383][ T5055] invoke_syscall+0x98/0x28c [ 71.755168][ T5055] el0_svc_common+0x13c/0x258 [ 71.755975][ T5055] do_el0_svc+0x5c/0x140 [ 71.756671][ T5055] el0_svc+0x78/0x1d0 [ 71.757334][ T5055] el0t_64_sync_handler+0xcc/0xe4 [ 71.758183][ T5055] el0t_64_sync+0x1a0/0x1a4 [ 71.794486][ T4598] ------------[ cut here ]------------ [ 71.795447][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 71.797356][ T4598] Modules linked in: [ 71.798031][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.799594][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 71.801184][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.802401][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 71.803688][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 71.805006][ T4598] sp : ffff80001f9d7740 [ 71.805757][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001a4a200c [ 71.807078][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 71.808587][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 71.809927][ T4598] x20: ffff0000d2510060 x19: 0000000000000000 x18: 0000000000000000 [ 71.811221][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 71.812555][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 71.813871][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 71.815280][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 71.816589][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 71.817874][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 71.819180][ T4598] Call trace: [ 71.819672][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 71.820688][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 71.821570][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 71.822625][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 71.823538][ T4598] close_ctree+0x62c/0x848 [ 71.824324][ T4598] btrfs_put_super+0x40/0x50 [ 71.825092][ T4598] generic_shutdown_super+0x138/0x2f8 [ 71.825956][ T4598] kill_anon_super+0x4c/0x80 [ 71.826813][ T4598] btrfs_kill_super+0x44/0x5c [ 71.827630][ T4598] deactivate_locked_super+0xc0/0x13c [ 71.828602][ T4598] deactivate_super+0xf0/0x110 [ 71.829376][ T4598] cleanup_mnt+0x3bc/0x470 [ 71.830116][ T4598] __cleanup_mnt+0x20/0x30 [ 71.830856][ T4598] task_work_run+0x13c/0x1e8 [ 71.831603][ T4598] do_notify_resume+0x2488/0x30a8 [ 71.832452][ T4598] el0_svc+0xf0/0x1d0 [ 71.833125][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 71.833989][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 71.834723][ T4598] irq event stamp: 327884 [ 71.835429][ T4598] hardirqs last enabled at (327883): [] kasan_quarantine_put+0xc4/0x200 [ 71.837104][ T4598] hardirqs last disabled at (327884): [] el1_dbg+0x24/0x80 [ 71.838627][ T4598] softirqs last enabled at (326032): [] handle_softirqs+0xa70/0xc14 [ 71.840278][ T4598] softirqs last disabled at (326021): [] __irq_exit_rcu+0x240/0x434 [ 71.841866][ T4598] ---[ end trace e63d6367623a0f64 ]--- [ 71.978329][ T5078] loop0: detected capacity change from 0 to 32768 [ 72.032010][ T5078] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5078) [ 72.037887][ T5078] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 72.039807][ T5078] BTRFS info (device loop0): metadata ratio 4 [ 72.040851][ T5078] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 72.042380][ T5078] BTRFS info (device loop0): force lzo compression, level 0 [ 72.043541][ T5078] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 72.045209][ T5078] BTRFS info (device loop0): trying to use backup root at mount time [ 72.046477][ T5078] BTRFS info (device loop0): enabling auto defrag [ 72.047537][ T5078] BTRFS info (device loop0): setting nodatacow [ 72.049176][ T5078] BTRFS info (device loop0): disabling tree log [ 72.050196][ T5078] BTRFS info (device loop0): using free space tree [ 72.051284][ T5078] BTRFS info (device loop0): has skinny extents [ 72.056751][ T148] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 72.059229][ T5078] BTRFS warning (device loop0): couldn't read tree root [ 72.060486][ T9] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 72.062179][ T5078] BTRFS warning (device loop0): couldn't read tree root [ 72.063403][ T5078] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 72.065020][ T5078] BTRFS warning (device loop0): couldn't read tree root [ 72.068346][ T5078] BTRFS info (device loop0): enabling ssd optimizations [ 72.071402][ T5078] BTRFS info (device loop0): clearing free space tree [ 72.072527][ T5078] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 72.074031][ T5078] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 72.077620][ T5078] BTRFS info (device loop0): creating free space tree [ 72.079474][ T5078] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 72.080890][ T5078] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 72.084949][ T5078] FAULT_INJECTION: forcing a failure. [ 72.084949][ T5078] name failslab, interval 1, probability 0, space 0, times 0 [ 72.087006][ T5078] CPU: 1 PID: 5078 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 72.088397][ T5078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 72.090110][ T5078] Call trace: [ 72.090667][ T5078] dump_backtrace+0x0/0x458 [ 72.091503][ T5078] show_stack+0x2c/0x3c [ 72.092218][ T5078] __dump_stack+0x30/0x40 [ 72.092937][ T5078] dump_stack_lvl+0xf4/0x15c [ 72.093700][ T5078] dump_stack+0x1c/0x5c [ 72.094393][ T5078] should_fail+0x3c8/0x520 [ 72.095083][ T5078] __should_failslab+0xbc/0x10c [ 72.095898][ T5078] should_failslab+0x10/0x28 [ 72.096671][ T5078] slab_pre_alloc_hook+0x64/0xe8 [ 72.097466][ T5078] kmem_cache_alloc+0x94/0x3d8 [ 72.098254][ T5078] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 72.099145][ T5078] insert_new_root+0x240/0x890 [ 72.099928][ T5078] split_leaf+0xa70/0x10c0 [ 72.100680][ T5078] btrfs_search_slot+0x1ba8/0x1ec8 [ 72.101531][ T5078] btrfs_insert_empty_items+0x1e8/0x2b0 [ 72.102497][ T5078] insert_with_overflow+0xbc/0x248 [ 72.103359][ T5078] btrfs_insert_xattr_item+0x174/0x314 [ 72.104245][ T5078] btrfs_setxattr+0x3d8/0x8b0 [ 72.105012][ T5078] btrfs_setxattr_trans+0xfc/0x354 [ 72.105981][ T5078] btrfs_xattr_handler_set+0xb0/0xd8 [ 72.106951][ T5078] __vfs_setxattr+0x374/0x390 [ 72.107833][ T5078] __vfs_setxattr_noperm+0x120/0x56c [ 72.108643][ T5078] __vfs_setxattr_locked+0x1e8/0x214 [ 72.109515][ T5078] vfs_setxattr+0x158/0x2a8 [ 72.110235][ T5078] setxattr+0x278/0x2f8 [ 72.110828][ T5078] path_setxattr+0x130/0x260 [ 72.111538][ T5078] __arm64_sys_setxattr+0xc4/0xe0 [ 72.112362][ T5078] invoke_syscall+0x98/0x28c [ 72.113201][ T5078] el0_svc_common+0x13c/0x258 [ 72.113972][ T5078] do_el0_svc+0x5c/0x140 [ 72.114710][ T5078] el0_svc+0x78/0x1d0 [ 72.115429][ T5078] el0t_64_sync_handler+0xcc/0xe4 [ 72.116311][ T5078] el0t_64_sync+0x1a0/0x1a4 [ 72.157620][ T4598] ------------[ cut here ]------------ [ 72.158694][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 72.160515][ T4598] Modules linked in: [ 72.161254][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 72.162833][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 72.164497][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 72.165749][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 72.166905][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 72.168007][ T4598] sp : ffff80001f9d7740 [ 72.168697][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001ac4ed0c [ 72.170099][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 72.171466][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 72.172793][ T4598] x20: ffff0000d6276860 x19: 0000000000000000 x18: 0000000000000000 [ 72.174146][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 72.175457][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 72.176810][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 72.178122][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 72.179410][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 72.180760][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 72.182184][ T4598] Call trace: [ 72.182746][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 72.183886][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 72.184838][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 72.185909][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 72.186886][ T4598] close_ctree+0x62c/0x848 [ 72.187619][ T4598] btrfs_put_super+0x40/0x50 [ 72.188408][ T4598] generic_shutdown_super+0x138/0x2f8 [ 72.189369][ T4598] kill_anon_super+0x4c/0x80 [ 72.190099][ T4598] btrfs_kill_super+0x44/0x5c [ 72.190834][ T4598] deactivate_locked_super+0xc0/0x13c [ 72.191790][ T4598] deactivate_super+0xf0/0x110 [ 72.192648][ T4598] cleanup_mnt+0x3bc/0x470 [ 72.193351][ T4598] __cleanup_mnt+0x20/0x30 [ 72.194127][ T4598] task_work_run+0x13c/0x1e8 [ 72.194952][ T4598] do_notify_resume+0x2488/0x30a8 [ 72.195774][ T4598] el0_svc+0xf0/0x1d0 [ 72.196401][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 72.197248][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 72.198009][ T4598] irq event stamp: 344008 [ 72.198729][ T4598] hardirqs last enabled at (344007): [] kasan_quarantine_put+0xc4/0x200 [ 72.200433][ T4598] hardirqs last disabled at (344008): [] el1_dbg+0x24/0x80 [ 72.201921][ T4598] softirqs last enabled at (342742): [] handle_softirqs+0xa70/0xc14 [ 72.203501][ T4598] softirqs last disabled at (342677): [] __irq_exit_rcu+0x240/0x434 [ 72.205082][ T4598] ---[ end trace e63d6367623a0f65 ]--- [ 72.356575][ T5100] loop0: detected capacity change from 0 to 32768 [ 72.402334][ T5100] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5100) [ 72.406058][ T5100] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 72.407510][ T5100] BTRFS info (device loop0): metadata ratio 4 [ 72.408850][ T5100] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 72.410387][ T5100] BTRFS info (device loop0): force lzo compression, level 0 [ 72.411542][ T5100] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 72.413266][ T5100] BTRFS info (device loop0): trying to use backup root at mount time [ 72.414570][ T5100] BTRFS info (device loop0): enabling auto defrag [ 72.415675][ T5100] BTRFS info (device loop0): setting nodatacow [ 72.416682][ T5100] BTRFS info (device loop0): disabling tree log [ 72.417739][ T5100] BTRFS info (device loop0): using free space tree [ 72.419394][ T5100] BTRFS info (device loop0): has skinny extents [ 72.424555][ T148] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 72.426588][ T5100] BTRFS warning (device loop0): couldn't read tree root [ 72.427838][ T4944] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 72.430400][ T5100] BTRFS warning (device loop0): couldn't read tree root [ 72.431664][ T5100] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 72.433342][ T5100] BTRFS warning (device loop0): couldn't read tree root [ 72.436697][ T5100] BTRFS info (device loop0): enabling ssd optimizations [ 72.438030][ T5100] BTRFS info (device loop0): clearing free space tree [ 72.440485][ T5100] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 72.442124][ T5100] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 72.445607][ T5100] BTRFS info (device loop0): creating free space tree [ 72.446959][ T5100] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 72.449201][ T5100] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 72.453376][ T5100] FAULT_INJECTION: forcing a failure. [ 72.453376][ T5100] name failslab, interval 1, probability 0, space 0, times 0 [ 72.455334][ T5100] CPU: 1 PID: 5100 Comm: syz.0.32 Tainted: G W syzkaller #0 [ 72.456640][ T5100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 72.458248][ T5100] Call trace: [ 72.458827][ T5100] dump_backtrace+0x0/0x458 [ 72.459624][ T5100] show_stack+0x2c/0x3c [ 72.460392][ T5100] __dump_stack+0x30/0x40 [ 72.461220][ T5100] dump_stack_lvl+0xf4/0x15c [ 72.461997][ T5100] dump_stack+0x1c/0x5c [ 72.462668][ T5100] should_fail+0x3c8/0x520 [ 72.463506][ T5100] __should_failslab+0xbc/0x10c [ 72.464434][ T5100] should_failslab+0x10/0x28 [ 72.465203][ T5100] slab_pre_alloc_hook+0x64/0xe8 [ 72.466089][ T5100] kmem_cache_alloc+0x94/0x3d8 [ 72.466827][ T5100] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 72.467782][ T5100] insert_new_root+0x240/0x890 [ 72.468541][ T5100] split_leaf+0xa70/0x10c0 [ 72.469238][ T5100] btrfs_search_slot+0x1ba8/0x1ec8 [ 72.470081][ T5100] btrfs_insert_empty_items+0x1e8/0x2b0 [ 72.471002][ T5100] insert_with_overflow+0xbc/0x248 [ 72.471894][ T5100] btrfs_insert_xattr_item+0x174/0x314 [ 72.472847][ T5100] btrfs_setxattr+0x3d8/0x8b0 [ 72.473629][ T5100] btrfs_setxattr_trans+0xfc/0x354 [ 72.474476][ T5100] btrfs_xattr_handler_set+0xb0/0xd8 [ 72.475383][ T5100] __vfs_setxattr+0x374/0x390 [ 72.476224][ T5100] __vfs_setxattr_noperm+0x120/0x56c [ 72.477110][ T5100] __vfs_setxattr_locked+0x1e8/0x214 [ 72.478043][ T5100] vfs_setxattr+0x158/0x2a8 [ 72.478775][ T5100] setxattr+0x278/0x2f8 [ 72.479571][ T5100] path_setxattr+0x130/0x260 [ 72.480379][ T5100] __arm64_sys_setxattr+0xc4/0xe0 [ 72.481237][ T5100] invoke_syscall+0x98/0x28c [ 72.482045][ T5100] el0_svc_common+0x13c/0x258 [ 72.482860][ T5100] do_el0_svc+0x5c/0x140 [ 72.483589][ T5100] el0_svc+0x78/0x1d0 [ 72.484270][ T5100] el0t_64_sync_handler+0xcc/0xe4 [ 72.485134][ T5100] el0t_64_sync+0x1a0/0x1a4 [ 72.534798][ T4598] ------------[ cut here ]------------ [ 72.535726][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 72.537517][ T4598] Modules linked in: [ 72.538209][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 72.539592][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 72.541218][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 72.542661][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 72.543847][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 72.545060][ T4598] sp : ffff80001f9d7740 [ 72.545731][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001825b50c [ 72.547145][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 72.548610][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 72.549995][ T4598] x20: ffff0000c12da860 x19: 0000000000000000 x18: 0000000000000000 [ 72.551313][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 72.554016][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 72.555261][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 72.556706][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 72.557973][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 72.559340][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 72.560818][ T4598] Call trace: [ 72.561405][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 72.562598][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 72.563588][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 72.564473][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 72.565308][ T4598] close_ctree+0x62c/0x848 [ 72.566045][ T4598] btrfs_put_super+0x40/0x50 [ 72.566672][ T4598] generic_shutdown_super+0x138/0x2f8 [ 72.567417][ T4598] kill_anon_super+0x4c/0x80 [ 72.568183][ T4598] btrfs_kill_super+0x44/0x5c [ 72.568953][ T4598] deactivate_locked_super+0xc0/0x13c [ 72.570125][ T4598] deactivate_super+0xf0/0x110 [ 72.570920][ T4598] cleanup_mnt+0x3bc/0x470 [ 72.571677][ T4598] __cleanup_mnt+0x20/0x30 [ 72.572402][ T4598] task_work_run+0x13c/0x1e8 [ 72.573102][ T4598] do_notify_resume+0x2488/0x30a8 [ 72.573851][ T4598] el0_svc+0xf0/0x1d0 [ 72.574453][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 72.575302][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 72.576060][ T4598] irq event stamp: 360328 [ 72.576670][ T4598] hardirqs last enabled at (360327): [] kasan_quarantine_put+0xc4/0x200 [ 72.578086][ T4598] hardirqs last disabled at (360328): [] el1_dbg+0x24/0x80 [ 72.579390][ T4598] softirqs last enabled at (358200): [] local_bh_enable+0x10/0x34 [ 72.581033][ T4598] softirqs last disabled at (358198): [] local_bh_disable+0x10/0x34 [ 72.582383][ T4598] ---[ end trace e63d6367623a0f66 ]--- [ 72.747378][ T5122] loop0: detected capacity change from 0 to 32768 [ 72.843746][ T5122] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5122) [ 72.850948][ T5122] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 72.852381][ T5122] BTRFS info (device loop0): metadata ratio 4 [ 72.853390][ T5122] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 72.854835][ T5122] BTRFS info (device loop0): force lzo compression, level 0 [ 72.856084][ T5122] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 72.857867][ T5122] BTRFS info (device loop0): trying to use backup root at mount time [ 72.868444][ T5122] BTRFS info (device loop0): enabling auto defrag [ 72.869477][ T5122] BTRFS info (device loop0): setting nodatacow [ 72.870522][ T5122] BTRFS info (device loop0): disabling tree log [ 72.871688][ T5122] BTRFS info (device loop0): using free space tree [ 72.872840][ T5122] BTRFS info (device loop0): has skinny extents [ 72.925916][ T4944] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 72.927931][ T5122] BTRFS warning (device loop0): couldn't read tree root [ 72.929322][ T148] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 72.931125][ T5122] BTRFS warning (device loop0): couldn't read tree root [ 72.932467][ T5122] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 72.933950][ T5122] BTRFS warning (device loop0): couldn't read tree root [ 72.936943][ T5122] BTRFS info (device loop0): enabling ssd optimizations [ 72.938351][ T5122] BTRFS info (device loop0): clearing free space tree [ 72.939983][ T5122] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 72.941678][ T5122] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 72.944907][ T5122] BTRFS info (device loop0): creating free space tree [ 72.946390][ T5122] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 72.948038][ T5122] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 72.952462][ T5122] FAULT_INJECTION: forcing a failure. [ 72.952462][ T5122] name failslab, interval 1, probability 0, space 0, times 0 [ 72.954536][ T5122] CPU: 1 PID: 5122 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 72.955983][ T5122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 72.957674][ T5122] Call trace: [ 72.958177][ T5122] dump_backtrace+0x0/0x458 [ 72.958965][ T5122] show_stack+0x2c/0x3c [ 72.959679][ T5122] __dump_stack+0x30/0x40 [ 72.960388][ T5122] dump_stack_lvl+0xf4/0x15c [ 72.961171][ T5122] dump_stack+0x1c/0x5c [ 72.961958][ T5122] should_fail+0x3c8/0x520 [ 72.962762][ T5122] __should_failslab+0xbc/0x10c [ 72.963612][ T5122] should_failslab+0x10/0x28 [ 72.964387][ T5122] slab_pre_alloc_hook+0x64/0xe8 [ 72.965141][ T5122] kmem_cache_alloc+0x94/0x3d8 [ 72.965913][ T5122] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 72.966844][ T5122] insert_new_root+0x240/0x890 [ 72.967502][ T5122] split_leaf+0xa70/0x10c0 [ 72.968239][ T5122] btrfs_search_slot+0x1ba8/0x1ec8 [ 72.969070][ T5122] btrfs_insert_empty_items+0x1e8/0x2b0 [ 72.969920][ T5122] insert_with_overflow+0xbc/0x248 [ 72.970619][ T5122] btrfs_insert_xattr_item+0x174/0x314 [ 72.971411][ T5122] btrfs_setxattr+0x3d8/0x8b0 [ 72.972066][ T5122] btrfs_setxattr_trans+0xfc/0x354 [ 72.972840][ T5122] btrfs_xattr_handler_set+0xb0/0xd8 [ 72.973639][ T5122] __vfs_setxattr+0x374/0x390 [ 72.974345][ T5122] __vfs_setxattr_noperm+0x120/0x56c [ 72.975106][ T5122] __vfs_setxattr_locked+0x1e8/0x214 [ 72.975895][ T5122] vfs_setxattr+0x158/0x2a8 [ 72.976564][ T5122] setxattr+0x278/0x2f8 [ 72.977174][ T5122] path_setxattr+0x130/0x260 [ 72.977849][ T5122] __arm64_sys_setxattr+0xc4/0xe0 [ 72.978586][ T5122] invoke_syscall+0x98/0x28c [ 72.979349][ T5122] el0_svc_common+0x13c/0x258 [ 72.980097][ T5122] do_el0_svc+0x5c/0x140 [ 72.980822][ T5122] el0_svc+0x78/0x1d0 [ 72.981501][ T5122] el0t_64_sync_handler+0xcc/0xe4 [ 72.982163][ T5122] el0t_64_sync+0x1a0/0x1a4 [ 73.024733][ T4598] ------------[ cut here ]------------ [ 73.025756][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.027642][ T4598] Modules linked in: [ 73.028254][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.029743][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 73.031417][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.032729][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.033903][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 73.035040][ T4598] sp : ffff80001f9d7740 [ 73.035737][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001cdcb80c [ 73.037115][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 73.038401][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 73.039755][ T4598] x20: ffff0000e6e5c060 x19: 0000000000000000 x18: 0000000000000000 [ 73.041045][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 73.042286][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 73.043647][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 73.045062][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 73.046481][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 73.047821][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 73.049215][ T4598] Call trace: [ 73.049765][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.050856][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 73.051802][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 73.052862][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 73.053843][ T4598] close_ctree+0x62c/0x848 [ 73.054604][ T4598] btrfs_put_super+0x40/0x50 [ 73.055402][ T4598] generic_shutdown_super+0x138/0x2f8 [ 73.056311][ T4598] kill_anon_super+0x4c/0x80 [ 73.057081][ T4598] btrfs_kill_super+0x44/0x5c [ 73.057863][ T4598] deactivate_locked_super+0xc0/0x13c [ 73.058708][ T4598] deactivate_super+0xf0/0x110 [ 73.059515][ T4598] cleanup_mnt+0x3bc/0x470 [ 73.060300][ T4598] __cleanup_mnt+0x20/0x30 [ 73.061035][ T4598] task_work_run+0x13c/0x1e8 [ 73.061842][ T4598] do_notify_resume+0x2488/0x30a8 [ 73.062662][ T4598] el0_svc+0xf0/0x1d0 [ 73.063409][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 73.064232][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 73.064999][ T4598] irq event stamp: 376030 [ 73.065675][ T4598] hardirqs last enabled at (376029): [] kasan_quarantine_put+0xc4/0x200 [ 73.067429][ T4598] hardirqs last disabled at (376030): [] el1_dbg+0x24/0x80 [ 73.068917][ T4598] softirqs last enabled at (374308): [] local_bh_enable+0x10/0x34 [ 73.070406][ T4598] softirqs last disabled at (374306): [] local_bh_disable+0x10/0x34 [ 73.071966][ T4598] ---[ end trace e63d6367623a0f67 ]--- [ 73.269356][ T5145] loop0: detected capacity change from 0 to 32768 [ 73.359335][ T5145] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (5145) [ 73.412881][ T5145] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 73.414684][ T5145] BTRFS info (device loop0): metadata ratio 4 [ 73.415708][ T5145] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 73.417243][ T5145] BTRFS info (device loop0): force lzo compression, level 0 [ 73.418368][ T5145] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 73.420519][ T5145] BTRFS info (device loop0): trying to use backup root at mount time [ 73.421829][ T5145] BTRFS info (device loop0): enabling auto defrag [ 73.422934][ T5145] BTRFS info (device loop0): setting nodatacow [ 73.423937][ T5145] BTRFS info (device loop0): disabling tree log [ 73.425008][ T5145] BTRFS info (device loop0): using free space tree [ 73.426045][ T5145] BTRFS info (device loop0): has skinny extents [ 73.437226][ T136] BTRFS warning (device loop0): checksum verify failed on 5332992 wanted 0x0a5e5d25 found 0x26333c6f level 0 [ 73.439662][ T5145] BTRFS warning (device loop0): couldn't read tree root [ 73.440914][ T148] BTRFS warning (device loop0): checksum verify failed on 5324800 wanted 0x9f73850b found 0x78ca8373 level 0 [ 73.442867][ T5145] BTRFS warning (device loop0): couldn't read tree root [ 73.446881][ T5145] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 73.448468][ T5145] BTRFS warning (device loop0): couldn't read tree root [ 73.451636][ T5145] BTRFS info (device loop0): enabling ssd optimizations [ 73.453022][ T5145] BTRFS info (device loop0): clearing free space tree [ 73.454237][ T5145] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 73.455812][ T5145] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 73.459337][ T5145] BTRFS info (device loop0): creating free space tree [ 73.460713][ T5145] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 73.462338][ T5145] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 73.466058][ T5145] FAULT_INJECTION: forcing a failure. [ 73.466058][ T5145] name failslab, interval 1, probability 0, space 0, times 0 [ 73.468225][ T5145] CPU: 0 PID: 5145 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 73.469751][ T5145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 73.471403][ T5145] Call trace: [ 73.471897][ T5145] dump_backtrace+0x0/0x458 [ 73.472669][ T5145] show_stack+0x2c/0x3c [ 73.473364][ T5145] __dump_stack+0x30/0x40 [ 73.474121][ T5145] dump_stack_lvl+0xf4/0x15c [ 73.474952][ T5145] dump_stack+0x1c/0x5c [ 73.475691][ T5145] should_fail+0x3c8/0x520 [ 73.476411][ T5145] __should_failslab+0xbc/0x10c [ 73.477253][ T5145] should_failslab+0x10/0x28 [ 73.478059][ T5145] slab_pre_alloc_hook+0x64/0xe8 [ 73.478878][ T5145] kmem_cache_alloc+0x94/0x3d8 [ 73.479623][ T5145] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 73.480534][ T5145] insert_new_root+0x240/0x890 [ 73.481335][ T5145] split_leaf+0xa70/0x10c0 [ 73.482038][ T5145] btrfs_search_slot+0x1ba8/0x1ec8 [ 73.482877][ T5145] btrfs_insert_empty_items+0x1e8/0x2b0 [ 73.483827][ T5145] insert_with_overflow+0xbc/0x248 [ 73.484786][ T5145] btrfs_insert_xattr_item+0x174/0x314 [ 73.485695][ T5145] btrfs_setxattr+0x3d8/0x8b0 [ 73.486497][ T5145] btrfs_setxattr_trans+0xfc/0x354 [ 73.487365][ T5145] btrfs_xattr_handler_set+0xb0/0xd8 [ 73.488192][ T5145] __vfs_setxattr+0x374/0x390 [ 73.488985][ T5145] __vfs_setxattr_noperm+0x120/0x56c [ 73.489846][ T5145] __vfs_setxattr_locked+0x1e8/0x214 [ 73.490689][ T5145] vfs_setxattr+0x158/0x2a8 [ 73.491460][ T5145] setxattr+0x278/0x2f8 [ 73.492126][ T5145] path_setxattr+0x130/0x260 [ 73.492837][ T5145] __arm64_sys_setxattr+0xc4/0xe0 [ 73.493651][ T5145] invoke_syscall+0x98/0x28c [ 73.494480][ T5145] el0_svc_common+0x13c/0x258 [ 73.495318][ T5145] do_el0_svc+0x5c/0x140 [ 73.496084][ T5145] el0_svc+0x78/0x1d0 [ 73.496810][ T5145] el0t_64_sync_handler+0xcc/0xe4 [ 73.497712][ T5145] el0t_64_sync+0x1a0/0x1a4 [ 73.529361][ T4598] ------------[ cut here ]------------ [ 73.530317][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.532071][ T4598] Modules linked in: [ 73.532732][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.534179][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 73.535855][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.537035][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.538135][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 73.539290][ T4598] sp : ffff80001f9d7740 [ 73.539957][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe00019597f0c [ 73.541289][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 73.542622][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 73.543998][ T4598] x20: ffff0000cacbf860 x19: 0000000000000000 x18: 0000000000000000 [ 73.545432][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 73.546814][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 73.548165][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 73.549518][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 73.550885][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 73.552193][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 73.553527][ T4598] Call trace: [ 73.554129][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.555169][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 73.556064][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 73.557026][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 73.558020][ T4598] close_ctree+0x62c/0x848 [ 73.558778][ T4598] btrfs_put_super+0x40/0x50 [ 73.559586][ T4598] generic_shutdown_super+0x138/0x2f8 [ 73.560450][ T4598] kill_anon_super+0x4c/0x80 [ 73.561259][ T4598] btrfs_kill_super+0x44/0x5c [ 73.562120][ T4598] deactivate_locked_super+0xc0/0x13c [ 73.562999][ T4598] deactivate_super+0xf0/0x110 [ 73.563787][ T4598] cleanup_mnt+0x3bc/0x470 [ 73.564585][ T4598] __cleanup_mnt+0x20/0x30 [ 73.565295][ T4598] task_work_run+0x13c/0x1e8 [ 73.566036][ T4598] do_notify_resume+0x2488/0x30a8 [ 73.566879][ T4598] el0_svc+0xf0/0x1d0 [ 73.567521][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 73.568368][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 73.569081][ T4598] irq event stamp: 391888 [ 73.569779][ T4598] hardirqs last enabled at (391887): [] kasan_quarantine_put+0xc4/0x200 [ 73.571408][ T4598] hardirqs last disabled at (391888): [] el1_dbg+0x24/0x80 [ 73.572986][ T4598] softirqs last enabled at (391864): [] handle_softirqs+0xa70/0xc14 [ 73.574608][ T4598] softirqs last disabled at (391789): [] __irq_exit_rcu+0x240/0x434 [ 73.576359][ T4598] ---[ end trace e63d6367623a0f68 ]--- [ 73.740131][ T5167] loop0: detected capacity change from 0 to 32768 [ 73.782431][ T5167] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.35 (5167) [ 73.787067][ T5167] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 73.789059][ T5167] BTRFS info (device loop0): metadata ratio 4 [ 73.790108][ T5167] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 73.791556][ T5167] BTRFS info (device loop0): force lzo compression, level 0 [ 73.792781][ T5167] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 73.794527][ T5167] BTRFS info (device loop0): trying to use backup root at mount time [ 73.795778][ T5167] BTRFS info (device loop0): enabling auto defrag [ 73.796816][ T5167] BTRFS info (device loop0): setting nodatacow [ 73.797775][ T5167] BTRFS info (device loop0): disabling tree log [ 73.799317][ T5167] BTRFS info (device loop0): using free space tree [ 73.800377][ T5167] BTRFS info (device loop0): has skinny extents [ 73.805760][ T5167] BTRFS warning (device loop0): couldn't read tree root [ 73.807143][ T5167] BTRFS warning (device loop0): couldn't read tree root [ 73.808884][ T5167] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 73.810481][ T5167] BTRFS warning (device loop0): couldn't read tree root [ 73.813660][ T5167] BTRFS info (device loop0): enabling ssd optimizations [ 73.814995][ T5167] BTRFS info (device loop0): clearing free space tree [ 73.816152][ T5167] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 73.817576][ T5167] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 73.821370][ T5167] BTRFS info (device loop0): creating free space tree [ 73.824953][ T5167] FAULT_INJECTION: forcing a failure. [ 73.824953][ T5167] name failslab, interval 1, probability 0, space 0, times 0 [ 73.826943][ T5167] CPU: 0 PID: 5167 Comm: syz.0.35 Tainted: G W syzkaller #0 [ 73.828281][ T5167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 73.830041][ T5167] Call trace: [ 73.830686][ T5167] dump_backtrace+0x0/0x458 [ 73.831517][ T5167] show_stack+0x2c/0x3c [ 73.832261][ T5167] __dump_stack+0x30/0x40 [ 73.833032][ T5167] dump_stack_lvl+0xf4/0x15c [ 73.833870][ T5167] dump_stack+0x1c/0x5c [ 73.834643][ T5167] should_fail+0x3c8/0x520 [ 73.835386][ T5167] __should_failslab+0xbc/0x10c [ 73.836304][ T5167] should_failslab+0x10/0x28 [ 73.837055][ T5167] slab_pre_alloc_hook+0x64/0xe8 [ 73.837898][ T5167] kmem_cache_alloc+0x94/0x3d8 [ 73.838726][ T5167] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 73.839695][ T5167] insert_new_root+0x240/0x890 [ 73.840512][ T5167] split_leaf+0xa70/0x10c0 [ 73.841246][ T5167] btrfs_search_slot+0x1ba8/0x1ec8 [ 73.842149][ T5167] btrfs_insert_empty_items+0x1e8/0x2b0 [ 73.843033][ T5167] insert_with_overflow+0xbc/0x248 [ 73.843917][ T5167] btrfs_insert_xattr_item+0x174/0x314 [ 73.844828][ T5167] btrfs_setxattr+0x3d8/0x8b0 [ 73.845572][ T5167] btrfs_setxattr_trans+0xfc/0x354 [ 73.846478][ T5167] btrfs_xattr_handler_set+0xb0/0xd8 [ 73.847373][ T5167] __vfs_setxattr+0x374/0x390 [ 73.848130][ T5167] __vfs_setxattr_noperm+0x120/0x56c [ 73.848960][ T5167] __vfs_setxattr_locked+0x1e8/0x214 [ 73.849801][ T5167] vfs_setxattr+0x158/0x2a8 [ 73.850537][ T5167] setxattr+0x278/0x2f8 [ 73.851229][ T5167] path_setxattr+0x130/0x260 [ 73.852016][ T5167] __arm64_sys_setxattr+0xc4/0xe0 [ 73.852896][ T5167] invoke_syscall+0x98/0x28c [ 73.853675][ T5167] el0_svc_common+0x13c/0x258 [ 73.854500][ T5167] do_el0_svc+0x5c/0x140 [ 73.855185][ T5167] el0_svc+0x78/0x1d0 [ 73.855877][ T5167] el0t_64_sync_handler+0xcc/0xe4 [ 73.856734][ T5167] el0t_64_sync+0x1a0/0x1a4 [ 73.888982][ T4598] ------------[ cut here ]------------ [ 73.889899][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.891791][ T4598] Modules linked in: [ 73.892360][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.893788][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 73.895377][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.896657][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.897720][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 73.898857][ T4598] sp : ffff80001f9d7740 [ 73.899538][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001a6aa30c [ 73.900934][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 73.902265][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 73.903589][ T4598] x20: ffff0000d3551860 x19: 0000000000000000 x18: 0000000000000000 [ 73.904902][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 73.906297][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 73.907768][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 73.909157][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 73.910510][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 73.911872][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 73.913413][ T4598] Call trace: [ 73.914029][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 73.915197][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 73.916081][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 73.917059][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 73.917915][ T4598] close_ctree+0x62c/0x848 [ 73.918615][ T4598] btrfs_put_super+0x40/0x50 [ 73.919379][ T4598] generic_shutdown_super+0x138/0x2f8 [ 73.920317][ T4598] kill_anon_super+0x4c/0x80 [ 73.921073][ T4598] btrfs_kill_super+0x44/0x5c [ 73.921908][ T4598] deactivate_locked_super+0xc0/0x13c [ 73.922798][ T4598] deactivate_super+0xf0/0x110 [ 73.923565][ T4598] cleanup_mnt+0x3bc/0x470 [ 73.924372][ T4598] __cleanup_mnt+0x20/0x30 [ 73.925114][ T4598] task_work_run+0x13c/0x1e8 [ 73.925858][ T4598] do_notify_resume+0x2488/0x30a8 [ 73.926726][ T4598] el0_svc+0xf0/0x1d0 [ 73.927406][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 73.928292][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 73.929058][ T4598] irq event stamp: 407538 [ 73.929843][ T4598] hardirqs last enabled at (407537): [] kasan_quarantine_put+0xc4/0x200 [ 73.931535][ T4598] hardirqs last disabled at (407538): [] el1_dbg+0x24/0x80 [ 73.933034][ T4598] softirqs last enabled at (405840): [] local_bh_enable+0x10/0x34 [ 73.934635][ T4598] softirqs last disabled at (405838): [] local_bh_disable+0x10/0x34 [ 73.936240][ T4598] ---[ end trace e63d6367623a0f69 ]--- [ 74.108943][ T5190] loop0: detected capacity change from 0 to 32768 [ 74.182877][ T5190] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.36 (5190) [ 74.186351][ T5190] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 74.195519][ T5190] BTRFS warning (device loop0): couldn't read tree root [ 74.197088][ T5190] BTRFS warning (device loop0): couldn't read tree root [ 74.198730][ T5190] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 74.205389][ T5190] BTRFS warning (device loop0): couldn't read tree root [ 74.221198][ T5190] FAULT_INJECTION: forcing a failure. [ 74.221198][ T5190] name failslab, interval 1, probability 0, space 0, times 0 [ 74.223349][ T5190] CPU: 0 PID: 5190 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 74.224760][ T5190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 74.226419][ T5190] Call trace: [ 74.226923][ T5190] dump_backtrace+0x0/0x458 [ 74.227661][ T5190] show_stack+0x2c/0x3c [ 74.228413][ T5190] __dump_stack+0x30/0x40 [ 74.229290][ T5190] dump_stack_lvl+0xf4/0x15c [ 74.230144][ T5190] dump_stack+0x1c/0x5c [ 74.230911][ T5190] should_fail+0x3c8/0x520 [ 74.231740][ T5190] __should_failslab+0xbc/0x10c [ 74.232723][ T5190] should_failslab+0x10/0x28 [ 74.233627][ T5190] slab_pre_alloc_hook+0x64/0xe8 [ 74.234581][ T5190] kmem_cache_alloc+0x94/0x3d8 [ 74.235415][ T5190] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 74.236259][ T5190] insert_new_root+0x240/0x890 [ 74.237064][ T5190] split_leaf+0xa70/0x10c0 [ 74.237797][ T5190] btrfs_search_slot+0x1ba8/0x1ec8 [ 74.238631][ T5190] btrfs_insert_empty_items+0x1e8/0x2b0 [ 74.239495][ T5190] insert_with_overflow+0xbc/0x248 [ 74.240307][ T5190] btrfs_insert_xattr_item+0x174/0x314 [ 74.241209][ T5190] btrfs_setxattr+0x3d8/0x8b0 [ 74.241977][ T5190] btrfs_setxattr_trans+0xfc/0x354 [ 74.242844][ T5190] btrfs_xattr_handler_set+0xb0/0xd8 [ 74.243740][ T5190] __vfs_setxattr+0x374/0x390 [ 74.244539][ T5190] __vfs_setxattr_noperm+0x120/0x56c [ 74.245419][ T5190] __vfs_setxattr_locked+0x1e8/0x214 [ 74.246338][ T5190] vfs_setxattr+0x158/0x2a8 [ 74.247085][ T5190] setxattr+0x278/0x2f8 [ 74.247828][ T5190] path_setxattr+0x130/0x260 [ 74.248594][ T5190] __arm64_sys_setxattr+0xc4/0xe0 [ 74.249446][ T5190] invoke_syscall+0x98/0x28c [ 74.250228][ T5190] el0_svc_common+0x13c/0x258 [ 74.250993][ T5190] do_el0_svc+0x5c/0x140 [ 74.251650][ T5190] el0_svc+0x78/0x1d0 [ 74.252331][ T5190] el0t_64_sync_handler+0xcc/0xe4 [ 74.253186][ T5190] el0t_64_sync+0x1a0/0x1a4 [ 74.284627][ T4598] ------------[ cut here ]------------ [ 74.285625][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.287466][ T4598] Modules linked in: [ 74.288101][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.289542][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 74.291300][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.292680][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.293904][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 74.295099][ T4598] sp : ffff80001f9d7740 [ 74.295875][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001d6af60c [ 74.297182][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 74.298525][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 74.299931][ T4598] x20: ffff0000eb57b060 x19: 0000000000000000 x18: 0000000000000000 [ 74.301289][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 74.302889][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 74.304354][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 74.305709][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 74.307230][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 74.308733][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 74.310125][ T4598] Call trace: [ 74.310666][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.311794][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 74.312678][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 74.313629][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 74.314543][ T4598] close_ctree+0x62c/0x848 [ 74.315267][ T4598] btrfs_put_super+0x40/0x50 [ 74.316083][ T4598] generic_shutdown_super+0x138/0x2f8 [ 74.317004][ T4598] kill_anon_super+0x4c/0x80 [ 74.317722][ T4598] btrfs_kill_super+0x44/0x5c [ 74.318540][ T4598] deactivate_locked_super+0xc0/0x13c [ 74.319461][ T4598] deactivate_super+0xf0/0x110 [ 74.320250][ T4598] cleanup_mnt+0x3bc/0x470 [ 74.320978][ T4598] __cleanup_mnt+0x20/0x30 [ 74.321721][ T4598] task_work_run+0x13c/0x1e8 [ 74.322416][ T4598] do_notify_resume+0x2488/0x30a8 [ 74.323199][ T4598] el0_svc+0xf0/0x1d0 [ 74.323848][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 74.324635][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 74.325276][ T4598] irq event stamp: 422580 [ 74.325980][ T4598] hardirqs last enabled at (422579): [] kasan_quarantine_put+0xc4/0x200 [ 74.327594][ T4598] hardirqs last disabled at (422580): [] el1_dbg+0x24/0x80 [ 74.329025][ T4598] softirqs last enabled at (421340): [] handle_softirqs+0xa70/0xc14 [ 74.330630][ T4598] softirqs last disabled at (421305): [] __irq_exit_rcu+0x240/0x434 [ 74.332225][ T4598] ---[ end trace e63d6367623a0f6a ]--- [ 74.506261][ T5213] loop0: detected capacity change from 0 to 32768 [ 74.553453][ T5213] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.37 (5213) [ 74.556728][ T5213] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 74.564169][ T5213] BTRFS warning (device loop0): couldn't read tree root [ 74.565503][ T5213] BTRFS warning (device loop0): couldn't read tree root [ 74.566830][ T5213] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 74.569169][ T5213] BTRFS warning (device loop0): couldn't read tree root [ 74.576976][ T5213] FAULT_INJECTION: forcing a failure. [ 74.576976][ T5213] name failslab, interval 1, probability 0, space 0, times 0 [ 74.579378][ T5213] CPU: 0 PID: 5213 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 74.580779][ T5213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 74.582387][ T5213] Call trace: [ 74.582927][ T5213] dump_backtrace+0x0/0x458 [ 74.583638][ T5213] show_stack+0x2c/0x3c [ 74.584423][ T5213] __dump_stack+0x30/0x40 [ 74.585157][ T5213] dump_stack_lvl+0xf4/0x15c [ 74.585921][ T5213] dump_stack+0x1c/0x5c [ 74.586653][ T5213] should_fail+0x3c8/0x520 [ 74.587421][ T5213] __should_failslab+0xbc/0x10c [ 74.588235][ T5213] should_failslab+0x10/0x28 [ 74.588988][ T5213] slab_pre_alloc_hook+0x64/0xe8 [ 74.589807][ T5213] kmem_cache_alloc+0x94/0x3d8 [ 74.590601][ T5213] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 74.591528][ T5213] insert_new_root+0x240/0x890 [ 74.592349][ T5213] split_leaf+0xa70/0x10c0 [ 74.593111][ T5213] btrfs_search_slot+0x1ba8/0x1ec8 [ 74.594002][ T5213] btrfs_insert_empty_items+0x1e8/0x2b0 [ 74.594934][ T5213] insert_with_overflow+0xbc/0x248 [ 74.595821][ T5213] btrfs_insert_xattr_item+0x174/0x314 [ 74.596754][ T5213] btrfs_setxattr+0x3d8/0x8b0 [ 74.597565][ T5213] btrfs_setxattr_trans+0xfc/0x354 [ 74.598396][ T5213] btrfs_xattr_handler_set+0xb0/0xd8 [ 74.599432][ T5213] __vfs_setxattr+0x374/0x390 [ 74.600212][ T5213] __vfs_setxattr_noperm+0x120/0x56c [ 74.601087][ T5213] __vfs_setxattr_locked+0x1e8/0x214 [ 74.602053][ T5213] vfs_setxattr+0x158/0x2a8 [ 74.602856][ T5213] setxattr+0x278/0x2f8 [ 74.603526][ T5213] path_setxattr+0x130/0x260 [ 74.604338][ T5213] __arm64_sys_setxattr+0xc4/0xe0 [ 74.605214][ T5213] invoke_syscall+0x98/0x28c [ 74.605991][ T5213] el0_svc_common+0x13c/0x258 [ 74.606826][ T5213] do_el0_svc+0x5c/0x140 [ 74.607521][ T5213] el0_svc+0x78/0x1d0 [ 74.608267][ T5213] el0t_64_sync_handler+0xcc/0xe4 [ 74.609089][ T5213] el0t_64_sync+0x1a0/0x1a4 [ 74.645029][ T4598] ------------[ cut here ]------------ [ 74.646010][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.648034][ T4598] Modules linked in: [ 74.648668][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.650076][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 74.651737][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.652967][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.654131][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 74.655301][ T4598] sp : ffff80001f9d7740 [ 74.655954][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001b1b880c [ 74.657338][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 74.658689][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 74.659997][ T4598] x20: ffff0000d8dc4060 x19: 0000000000000000 x18: 0000000000000000 [ 74.661365][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 74.662655][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 74.663975][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 74.665378][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 74.666808][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 74.668176][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 74.669560][ T4598] Call trace: [ 74.670088][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.671242][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 74.672233][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 74.673285][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 74.674178][ T4598] close_ctree+0x62c/0x848 [ 74.674947][ T4598] btrfs_put_super+0x40/0x50 [ 74.675724][ T4598] generic_shutdown_super+0x138/0x2f8 [ 74.676597][ T4598] kill_anon_super+0x4c/0x80 [ 74.677351][ T4598] btrfs_kill_super+0x44/0x5c [ 74.678171][ T4598] deactivate_locked_super+0xc0/0x13c [ 74.679086][ T4598] deactivate_super+0xf0/0x110 [ 74.679874][ T4598] cleanup_mnt+0x3bc/0x470 [ 74.680600][ T4598] __cleanup_mnt+0x20/0x30 [ 74.681344][ T4598] task_work_run+0x13c/0x1e8 [ 74.682121][ T4598] do_notify_resume+0x2488/0x30a8 [ 74.682975][ T4598] el0_svc+0xf0/0x1d0 [ 74.683622][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 74.684449][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 74.685196][ T4598] irq event stamp: 437360 [ 74.685906][ T4598] hardirqs last enabled at (437359): [] kasan_quarantine_put+0xc4/0x200 [ 74.687556][ T4598] hardirqs last disabled at (437360): [] el1_dbg+0x24/0x80 [ 74.689098][ T4598] softirqs last enabled at (436474): [] handle_softirqs+0xa70/0xc14 [ 74.690798][ T4598] softirqs last disabled at (436427): [] __irq_exit_rcu+0x240/0x434 [ 74.692357][ T4598] ---[ end trace e63d6367623a0f6b ]--- [ 74.836543][ T5235] loop0: detected capacity change from 0 to 32768 [ 74.883966][ T5235] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (5235) [ 74.887840][ T5235] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 74.894443][ T5235] BTRFS warning (device loop0): couldn't read tree root [ 74.895778][ T5235] BTRFS warning (device loop0): couldn't read tree root [ 74.897004][ T5235] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 74.899083][ T5235] BTRFS warning (device loop0): couldn't read tree root [ 74.906711][ T5235] FAULT_INJECTION: forcing a failure. [ 74.906711][ T5235] name failslab, interval 1, probability 0, space 0, times 0 [ 74.909913][ T5235] CPU: 0 PID: 5235 Comm: syz.0.38 Tainted: G W syzkaller #0 [ 74.911243][ T5235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 74.912830][ T5235] Call trace: [ 74.913313][ T5235] dump_backtrace+0x0/0x458 [ 74.914105][ T5235] show_stack+0x2c/0x3c [ 74.914778][ T5235] __dump_stack+0x30/0x40 [ 74.915464][ T5235] dump_stack_lvl+0xf4/0x15c [ 74.916279][ T5235] dump_stack+0x1c/0x5c [ 74.917033][ T5235] should_fail+0x3c8/0x520 [ 74.917737][ T5235] __should_failslab+0xbc/0x10c [ 74.918514][ T5235] should_failslab+0x10/0x28 [ 74.919235][ T5235] slab_pre_alloc_hook+0x64/0xe8 [ 74.920047][ T5235] kmem_cache_alloc+0x94/0x3d8 [ 74.920860][ T5235] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 74.921750][ T5235] insert_new_root+0x240/0x890 [ 74.922493][ T5235] split_leaf+0xa70/0x10c0 [ 74.923268][ T5235] btrfs_search_slot+0x1ba8/0x1ec8 [ 74.924108][ T5235] btrfs_insert_empty_items+0x1e8/0x2b0 [ 74.925182][ T5235] insert_with_overflow+0xbc/0x248 [ 74.926144][ T5235] btrfs_insert_xattr_item+0x174/0x314 [ 74.927168][ T5235] btrfs_setxattr+0x3d8/0x8b0 [ 74.927886][ T5235] btrfs_setxattr_trans+0xfc/0x354 [ 74.928738][ T5235] btrfs_xattr_handler_set+0xb0/0xd8 [ 74.929610][ T5235] __vfs_setxattr+0x374/0x390 [ 74.930546][ T5235] __vfs_setxattr_noperm+0x120/0x56c [ 74.931584][ T5235] __vfs_setxattr_locked+0x1e8/0x214 [ 74.932512][ T5235] vfs_setxattr+0x158/0x2a8 [ 74.933318][ T5235] setxattr+0x278/0x2f8 [ 74.934026][ T5235] path_setxattr+0x130/0x260 [ 74.934802][ T5235] __arm64_sys_setxattr+0xc4/0xe0 [ 74.935636][ T5235] invoke_syscall+0x98/0x28c [ 74.936473][ T5235] el0_svc_common+0x13c/0x258 [ 74.937307][ T5235] do_el0_svc+0x5c/0x140 [ 74.938027][ T5235] el0_svc+0x78/0x1d0 [ 74.938760][ T5235] el0t_64_sync_handler+0xcc/0xe4 [ 74.939578][ T5235] el0t_64_sync+0x1a0/0x1a4 [ 74.973169][ T4598] ------------[ cut here ]------------ [ 74.974102][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.975937][ T4598] Modules linked in: [ 74.976636][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.978035][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 74.979701][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.980985][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.982092][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 74.983272][ T4598] sp : ffff80001f9d7740 [ 74.983986][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001ac6680c [ 74.985269][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 74.986664][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 74.988041][ T4598] x20: ffff0000d6334060 x19: 0000000000000000 x18: 0000000000000000 [ 74.989327][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 74.990642][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 74.991931][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 74.993458][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 74.994802][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 74.996123][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 74.997446][ T4598] Call trace: [ 74.997996][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 74.999135][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 75.000071][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 75.001052][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 75.001886][ T4598] close_ctree+0x62c/0x848 [ 75.002582][ T4598] btrfs_put_super+0x40/0x50 [ 75.003309][ T4598] generic_shutdown_super+0x138/0x2f8 [ 75.004185][ T4598] kill_anon_super+0x4c/0x80 [ 75.004923][ T4598] btrfs_kill_super+0x44/0x5c [ 75.005687][ T4598] deactivate_locked_super+0xc0/0x13c [ 75.006582][ T4598] deactivate_super+0xf0/0x110 [ 75.007354][ T4598] cleanup_mnt+0x3bc/0x470 [ 75.008055][ T4598] __cleanup_mnt+0x20/0x30 [ 75.008747][ T4598] task_work_run+0x13c/0x1e8 [ 75.009479][ T4598] do_notify_resume+0x2488/0x30a8 [ 75.010338][ T4598] el0_svc+0xf0/0x1d0 [ 75.011039][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 75.011880][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 75.012635][ T4598] irq event stamp: 453288 [ 75.013362][ T4598] hardirqs last enabled at (453287): [] kasan_quarantine_put+0xc4/0x200 [ 75.014953][ T4598] hardirqs last disabled at (453288): [] el1_dbg+0x24/0x80 [ 75.016373][ T4598] softirqs last enabled at (452716): [] handle_softirqs+0xa70/0xc14 [ 75.017876][ T4598] softirqs last disabled at (452703): [] __irq_exit_rcu+0x240/0x434 [ 75.019371][ T4598] ---[ end trace e63d6367623a0f6c ]--- [ 75.158537][ T5257] loop0: detected capacity change from 0 to 32768 [ 75.165687][ T5257] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.39 (5257) [ 75.174197][ T5257] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 75.181384][ T5257] BTRFS warning (device loop0): couldn't read tree root [ 75.182638][ T5257] BTRFS warning (device loop0): couldn't read tree root [ 75.183921][ T5257] BTRFS error (device loop0): parent transid verify failed on 5255168 wanted 5 found 7 [ 75.185540][ T5257] BTRFS warning (device loop0): couldn't read tree root [ 75.195717][ T5257] FAULT_INJECTION: forcing a failure. [ 75.195717][ T5257] name failslab, interval 1, probability 0, space 0, times 0 [ 75.197844][ T5257] CPU: 0 PID: 5257 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 75.199383][ T5257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 75.201097][ T5257] Call trace: [ 75.201663][ T5257] dump_backtrace+0x0/0x458 [ 75.202426][ T5257] show_stack+0x2c/0x3c [ 75.203071][ T5257] __dump_stack+0x30/0x40 [ 75.203805][ T5257] dump_stack_lvl+0xf4/0x15c [ 75.204565][ T5257] dump_stack+0x1c/0x5c [ 75.205252][ T5257] should_fail+0x3c8/0x520 [ 75.205975][ T5257] __should_failslab+0xbc/0x10c [ 75.206879][ T5257] should_failslab+0x10/0x28 [ 75.207726][ T5257] slab_pre_alloc_hook+0x64/0xe8 [ 75.208526][ T5257] kmem_cache_alloc+0x94/0x3d8 [ 75.209317][ T5257] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 75.210225][ T5257] insert_new_root+0x240/0x890 [ 75.210977][ T5257] split_leaf+0xa70/0x10c0 [ 75.211681][ T5257] btrfs_search_slot+0x1ba8/0x1ec8 [ 75.212499][ T5257] btrfs_insert_empty_items+0x1e8/0x2b0 [ 75.213392][ T5257] insert_with_overflow+0xbc/0x248 [ 75.214209][ T5257] btrfs_insert_xattr_item+0x174/0x314 [ 75.215041][ T5257] btrfs_setxattr+0x3d8/0x8b0 [ 75.215805][ T5257] btrfs_setxattr_trans+0xfc/0x354 [ 75.216610][ T5257] btrfs_xattr_handler_set+0xb0/0xd8 [ 75.217461][ T5257] __vfs_setxattr+0x374/0x390 [ 75.218199][ T5257] __vfs_setxattr_noperm+0x120/0x56c [ 75.219035][ T5257] __vfs_setxattr_locked+0x1e8/0x214 [ 75.219852][ T5257] vfs_setxattr+0x158/0x2a8 [ 75.220573][ T5257] setxattr+0x278/0x2f8 [ 75.221277][ T5257] path_setxattr+0x130/0x260 [ 75.222024][ T5257] __arm64_sys_setxattr+0xc4/0xe0 [ 75.222863][ T5257] invoke_syscall+0x98/0x28c [ 75.223620][ T5257] el0_svc_common+0x13c/0x258 [ 75.224431][ T5257] do_el0_svc+0x5c/0x140 [ 75.225132][ T5257] el0_svc+0x78/0x1d0 [ 75.225787][ T5257] el0t_64_sync_handler+0xcc/0xe4 [ 75.226565][ T5257] el0t_64_sync+0x1a0/0x1a4 [ 75.258281][ T4598] ------------[ cut here ]------------ [ 75.259310][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 75.261428][ T4598] Modules linked in: [ 75.262059][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.263424][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 75.265061][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.266392][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 75.267589][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 75.268722][ T4598] sp : ffff80001f9d7740 [ 75.269368][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe00018217f0c [ 75.270729][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 75.272078][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 75.273422][ T4598] x20: ffff0000c10bf860 x19: 0000000000000000 x18: 0000000000000000 [ 75.274789][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 75.276185][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 75.277564][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 75.278949][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 75.280302][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 75.281583][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 75.282957][ T4598] Call trace: [ 75.283486][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 75.284622][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 75.285526][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 75.286515][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 75.287416][ T4598] close_ctree+0x62c/0x848 [ 75.288140][ T4598] btrfs_put_super+0x40/0x50 [ 75.288941][ T4598] generic_shutdown_super+0x138/0x2f8 [ 75.289881][ T4598] kill_anon_super+0x4c/0x80 [ 75.290601][ T4598] btrfs_kill_super+0x44/0x5c [ 75.291359][ T4598] deactivate_locked_super+0xc0/0x13c [ 75.292206][ T4598] deactivate_super+0xf0/0x110 [ 75.292991][ T4598] cleanup_mnt+0x3bc/0x470 [ 75.293750][ T4598] __cleanup_mnt+0x20/0x30 [ 75.294546][ T4598] task_work_run+0x13c/0x1e8 [ 75.295316][ T4598] do_notify_resume+0x2488/0x30a8 [ 75.296152][ T4598] el0_svc+0xf0/0x1d0 [ 75.296822][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 75.297649][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 75.298542][ T4598] irq event stamp: 468372 [ 75.299219][ T4598] hardirqs last enabled at (468371): [] kasan_quarantine_put+0xc4/0x200 [ 75.300848][ T4598] hardirqs last disabled at (468372): [] el1_dbg+0x24/0x80 [ 75.302293][ T4598] softirqs last enabled at (466728): [] local_bh_enable+0x10/0x34 [ 75.303911][ T4598] softirqs last disabled at (466726): [] local_bh_disable+0x10/0x34 [ 75.305475][ T4598] ---[ end trace e63d6367623a0f6d ]--- [ 75.539582][ T5279] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (5279) [ 75.579534][ T5279] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 75.653907][ T5279] BTRFS warning (device loop0): couldn't read tree root [ 75.655444][ T5279] BTRFS warning (device loop0): couldn't read tree root [ 75.656830][ T5279] BTRFS warning (device loop0): couldn't read tree root [ 75.664905][ T5279] FAULT_INJECTION: forcing a failure. [ 75.664905][ T5279] name failslab, interval 1, probability 0, space 0, times 0 [ 75.667139][ T5279] CPU: 1 PID: 5279 Comm: syz.0.40 Tainted: G W syzkaller #0 [ 75.668487][ T5279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 75.670137][ T5279] Call trace: [ 75.670665][ T5279] dump_backtrace+0x0/0x458 [ 75.671413][ T5279] show_stack+0x2c/0x3c [ 75.672117][ T5279] __dump_stack+0x30/0x40 [ 75.672902][ T5279] dump_stack_lvl+0xf4/0x15c [ 75.673662][ T5279] dump_stack+0x1c/0x5c [ 75.674349][ T5279] should_fail+0x3c8/0x520 [ 75.675084][ T5279] __should_failslab+0xbc/0x10c [ 75.675894][ T5279] should_failslab+0x10/0x28 [ 75.676666][ T5279] slab_pre_alloc_hook+0x64/0xe8 [ 75.677488][ T5279] kmem_cache_alloc+0x94/0x3d8 [ 75.678217][ T5279] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 75.679088][ T5279] insert_new_root+0x240/0x890 [ 75.679846][ T5279] split_leaf+0xa70/0x10c0 [ 75.680553][ T5279] btrfs_search_slot+0x1ba8/0x1ec8 [ 75.681364][ T5279] btrfs_insert_empty_items+0x1e8/0x2b0 [ 75.682287][ T5279] insert_with_overflow+0xbc/0x248 [ 75.683107][ T5279] btrfs_insert_xattr_item+0x174/0x314 [ 75.684005][ T5279] btrfs_setxattr+0x3d8/0x8b0 [ 75.684785][ T5279] btrfs_setxattr_trans+0xfc/0x354 [ 75.685569][ T5279] btrfs_xattr_handler_set+0xb0/0xd8 [ 75.686387][ T5279] __vfs_setxattr+0x374/0x390 [ 75.687158][ T5279] __vfs_setxattr_noperm+0x120/0x56c [ 75.687955][ T5279] __vfs_setxattr_locked+0x1e8/0x214 [ 75.688941][ T5279] vfs_setxattr+0x158/0x2a8 [ 75.689719][ T5279] setxattr+0x278/0x2f8 [ 75.690512][ T5279] path_setxattr+0x130/0x260 [ 75.691359][ T5279] __arm64_sys_setxattr+0xc4/0xe0 [ 75.692298][ T5279] invoke_syscall+0x98/0x28c [ 75.693147][ T5279] el0_svc_common+0x13c/0x258 [ 75.693921][ T5279] do_el0_svc+0x5c/0x140 [ 75.694675][ T5279] el0_svc+0x78/0x1d0 [ 75.695388][ T5279] el0t_64_sync_handler+0xcc/0xe4 [ 75.696211][ T5279] el0t_64_sync+0x1a0/0x1a4 [ 75.729061][ T4598] ------------[ cut here ]------------ [ 75.730071][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 75.732012][ T4598] Modules linked in: [ 75.732732][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.734309][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 75.736183][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.737456][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 75.738756][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 75.739840][ T4598] sp : ffff80001f9d7740 [ 75.740476][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe00019affd0c [ 75.741806][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 75.743109][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 75.744441][ T4598] x20: ffff0000cd7fe860 x19: 0000000000000000 x18: 0000000000000000 [ 75.745876][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 75.747309][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 75.748695][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 75.750081][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 75.751452][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 75.752860][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 75.754282][ T4598] Call trace: [ 75.754875][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 75.756051][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 75.757005][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 75.758028][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 75.758953][ T4598] close_ctree+0x62c/0x848 [ 75.759747][ T4598] btrfs_put_super+0x40/0x50 [ 75.760577][ T4598] generic_shutdown_super+0x138/0x2f8 [ 75.761466][ T4598] kill_anon_super+0x4c/0x80 [ 75.762207][ T4598] btrfs_kill_super+0x44/0x5c [ 75.762999][ T4598] deactivate_locked_super+0xc0/0x13c [ 75.763879][ T4598] deactivate_super+0xf0/0x110 [ 75.764675][ T4598] cleanup_mnt+0x3bc/0x470 [ 75.765387][ T4598] __cleanup_mnt+0x20/0x30 [ 75.766084][ T4598] task_work_run+0x13c/0x1e8 [ 75.766854][ T4598] do_notify_resume+0x2488/0x30a8 [ 75.767690][ T4598] el0_svc+0xf0/0x1d0 [ 75.768360][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 75.769187][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 75.769950][ T4598] irq event stamp: 484406 [ 75.770663][ T4598] hardirqs last enabled at (484405): [] kasan_quarantine_put+0xc4/0x200 [ 75.772325][ T4598] hardirqs last disabled at (484406): [] el1_dbg+0x24/0x80 [ 75.773731][ T4598] softirqs last enabled at (484178): [] handle_softirqs+0xa70/0xc14 [ 75.775362][ T4598] softirqs last disabled at (484171): [] __irq_exit_rcu+0x240/0x434 [ 75.776982][ T4598] ---[ end trace e63d6367623a0f6e ]--- [ 76.002361][ T5301] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.41 (5301) [ 76.006885][ T5301] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 76.022902][ T5301] BTRFS warning (device loop0): couldn't read tree root [ 76.024314][ T5301] BTRFS warning (device loop0): couldn't read tree root [ 76.025634][ T5301] BTRFS warning (device loop0): couldn't read tree root [ 76.044220][ T5301] FAULT_INJECTION: forcing a failure. [ 76.044220][ T5301] name failslab, interval 1, probability 0, space 0, times 0 [ 76.046483][ T5301] CPU: 1 PID: 5301 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 76.047791][ T5301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 76.049437][ T5301] Call trace: [ 76.049994][ T5301] dump_backtrace+0x0/0x458 [ 76.050751][ T5301] show_stack+0x2c/0x3c [ 76.051474][ T5301] __dump_stack+0x30/0x40 [ 76.052229][ T5301] dump_stack_lvl+0xf4/0x15c [ 76.052987][ T5301] dump_stack+0x1c/0x5c [ 76.053696][ T5301] should_fail+0x3c8/0x520 [ 76.054488][ T5301] __should_failslab+0xbc/0x10c [ 76.055285][ T5301] should_failslab+0x10/0x28 [ 76.056024][ T5301] slab_pre_alloc_hook+0x64/0xe8 [ 76.056828][ T5301] kmem_cache_alloc+0x94/0x3d8 [ 76.057579][ T5301] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 76.058481][ T5301] insert_new_root+0x240/0x890 [ 76.059310][ T5301] split_leaf+0xa70/0x10c0 [ 76.060042][ T5301] btrfs_search_slot+0x1ba8/0x1ec8 [ 76.060857][ T5301] btrfs_insert_empty_items+0x1e8/0x2b0 [ 76.061755][ T5301] insert_with_overflow+0xbc/0x248 [ 76.062622][ T5301] btrfs_insert_xattr_item+0x174/0x314 [ 76.063543][ T5301] btrfs_setxattr+0x3d8/0x8b0 [ 76.064295][ T5301] btrfs_setxattr_trans+0xfc/0x354 [ 76.065127][ T5301] btrfs_xattr_handler_set+0xb0/0xd8 [ 76.065982][ T5301] __vfs_setxattr+0x374/0x390 [ 76.066756][ T5301] __vfs_setxattr_noperm+0x120/0x56c [ 76.067626][ T5301] __vfs_setxattr_locked+0x1e8/0x214 [ 76.068473][ T5301] vfs_setxattr+0x158/0x2a8 [ 76.069191][ T5301] setxattr+0x278/0x2f8 [ 76.069900][ T5301] path_setxattr+0x130/0x260 [ 76.070625][ T5301] __arm64_sys_setxattr+0xc4/0xe0 [ 76.071439][ T5301] invoke_syscall+0x98/0x28c [ 76.072232][ T5301] el0_svc_common+0x13c/0x258 [ 76.073006][ T5301] do_el0_svc+0x5c/0x140 [ 76.073706][ T5301] el0_svc+0x78/0x1d0 [ 76.074304][ T5301] el0t_64_sync_handler+0xcc/0xe4 [ 76.075133][ T5301] el0t_64_sync+0x1a0/0x1a4 [ 76.107259][ T4598] ------------[ cut here ]------------ [ 76.108209][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.110093][ T4598] Modules linked in: [ 76.110750][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.112227][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 76.113926][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.115269][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.116442][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 76.117573][ T4598] sp : ffff80001f9d7740 [ 76.118222][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001b8f830c [ 76.119521][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 76.120830][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 76.122134][ T4598] x20: ffff0000dc7c1860 x19: 0000000000000000 x18: 0000000000000000 [ 76.123428][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 76.124701][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 76.125974][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 76.127305][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 76.128671][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 76.130012][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 76.131405][ T4598] Call trace: [ 76.131930][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.133043][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 76.134013][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 76.134995][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 76.135884][ T4598] close_ctree+0x62c/0x848 [ 76.136611][ T4598] btrfs_put_super+0x40/0x50 [ 76.137367][ T4598] generic_shutdown_super+0x138/0x2f8 [ 76.138297][ T4598] kill_anon_super+0x4c/0x80 [ 76.139040][ T4598] btrfs_kill_super+0x44/0x5c [ 76.139790][ T4598] deactivate_locked_super+0xc0/0x13c [ 76.140667][ T4598] deactivate_super+0xf0/0x110 [ 76.141420][ T4598] cleanup_mnt+0x3bc/0x470 [ 76.142166][ T4598] __cleanup_mnt+0x20/0x30 [ 76.142891][ T4598] task_work_run+0x13c/0x1e8 [ 76.143667][ T4598] do_notify_resume+0x2488/0x30a8 [ 76.144482][ T4598] el0_svc+0xf0/0x1d0 [ 76.145108][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 76.145858][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 76.146574][ T4598] irq event stamp: 500018 [ 76.147240][ T4598] hardirqs last enabled at (500017): [] kasan_quarantine_put+0xc4/0x200 [ 76.148778][ T4598] hardirqs last disabled at (500018): [] el1_dbg+0x24/0x80 [ 76.150183][ T4598] softirqs last enabled at (498032): [] local_bh_enable+0x10/0x34 [ 76.151635][ T4598] softirqs last disabled at (498030): [] local_bh_disable+0x10/0x34 [ 76.153218][ T4598] ---[ end trace e63d6367623a0f6f ]--- [ 76.319727][ T5323] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (5323) [ 76.323190][ T5323] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 76.331763][ T5323] BTRFS warning (device loop0): couldn't read tree root [ 76.333120][ T5323] BTRFS warning (device loop0): couldn't read tree root [ 76.334782][ T5323] BTRFS warning (device loop0): couldn't read tree root [ 76.342724][ T5323] FAULT_INJECTION: forcing a failure. [ 76.342724][ T5323] name failslab, interval 1, probability 0, space 0, times 0 [ 76.344852][ T5323] CPU: 1 PID: 5323 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 76.346219][ T5323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 76.347938][ T5323] Call trace: [ 76.348469][ T5323] dump_backtrace+0x0/0x458 [ 76.349226][ T5323] show_stack+0x2c/0x3c [ 76.349950][ T5323] __dump_stack+0x30/0x40 [ 76.350638][ T5323] dump_stack_lvl+0xf4/0x15c [ 76.351376][ T5323] dump_stack+0x1c/0x5c [ 76.352027][ T5323] should_fail+0x3c8/0x520 [ 76.352758][ T5323] __should_failslab+0xbc/0x10c [ 76.353556][ T5323] should_failslab+0x10/0x28 [ 76.354330][ T5323] slab_pre_alloc_hook+0x64/0xe8 [ 76.355122][ T5323] kmem_cache_alloc+0x94/0x3d8 [ 76.355912][ T5323] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 76.356791][ T5323] insert_new_root+0x240/0x890 [ 76.357576][ T5323] split_leaf+0xa70/0x10c0 [ 76.358297][ T5323] btrfs_search_slot+0x1ba8/0x1ec8 [ 76.359103][ T5323] btrfs_insert_empty_items+0x1e8/0x2b0 [ 76.360028][ T5323] insert_with_overflow+0xbc/0x248 [ 76.360893][ T5323] btrfs_insert_xattr_item+0x174/0x314 [ 76.361772][ T5323] btrfs_setxattr+0x3d8/0x8b0 [ 76.362559][ T5323] btrfs_setxattr_trans+0xfc/0x354 [ 76.363409][ T5323] btrfs_xattr_handler_set+0xb0/0xd8 [ 76.364321][ T5323] __vfs_setxattr+0x374/0x390 [ 76.365134][ T5323] __vfs_setxattr_noperm+0x120/0x56c [ 76.365972][ T5323] __vfs_setxattr_locked+0x1e8/0x214 [ 76.366856][ T5323] vfs_setxattr+0x158/0x2a8 [ 76.367541][ T5323] setxattr+0x278/0x2f8 [ 76.368217][ T5323] path_setxattr+0x130/0x260 [ 76.368954][ T5323] __arm64_sys_setxattr+0xc4/0xe0 [ 76.369786][ T5323] invoke_syscall+0x98/0x28c [ 76.370566][ T5323] el0_svc_common+0x13c/0x258 [ 76.371352][ T5323] do_el0_svc+0x5c/0x140 [ 76.372025][ T5323] el0_svc+0x78/0x1d0 [ 76.372666][ T5323] el0t_64_sync_handler+0xcc/0xe4 [ 76.373522][ T5323] el0t_64_sync+0x1a0/0x1a4 [ 76.406683][ T4598] ------------[ cut here ]------------ [ 76.407633][ T4598] WARNING: CPU: 1 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.409460][ T4598] Modules linked in: [ 76.410115][ T4598] CPU: 1 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.411584][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 76.413159][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.414515][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.415694][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 76.416847][ T4598] sp : ffff80001f9d7740 [ 76.417536][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001aa0390c [ 76.418764][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000002 [ 76.420096][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 76.421461][ T4598] x20: ffff0000d501c860 x19: 0000000000000000 x18: 0000000000000000 [ 76.422816][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 76.424401][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 76.425896][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 76.427291][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 76.428701][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 76.430069][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 76.431401][ T4598] Call trace: [ 76.431917][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.433013][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 76.433957][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 76.434985][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 76.435845][ T4598] close_ctree+0x62c/0x848 [ 76.436576][ T4598] btrfs_put_super+0x40/0x50 [ 76.437334][ T4598] generic_shutdown_super+0x138/0x2f8 [ 76.438317][ T4598] kill_anon_super+0x4c/0x80 [ 76.439082][ T4598] btrfs_kill_super+0x44/0x5c [ 76.439880][ T4598] deactivate_locked_super+0xc0/0x13c [ 76.440765][ T4598] deactivate_super+0xf0/0x110 [ 76.441554][ T4598] cleanup_mnt+0x3bc/0x470 [ 76.442289][ T4598] __cleanup_mnt+0x20/0x30 [ 76.443000][ T4598] task_work_run+0x13c/0x1e8 [ 76.443757][ T4598] do_notify_resume+0x2488/0x30a8 [ 76.444582][ T4598] el0_svc+0xf0/0x1d0 [ 76.445236][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 76.446093][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 76.446832][ T4598] irq event stamp: 515530 [ 76.447567][ T4598] hardirqs last enabled at (515529): [] kasan_quarantine_put+0xc4/0x200 [ 76.449243][ T4598] hardirqs last disabled at (515530): [] el1_dbg+0x24/0x80 [ 76.450767][ T4598] softirqs last enabled at (513404): [] local_bh_enable+0x10/0x34 [ 76.452386][ T4598] softirqs last disabled at (513402): [] local_bh_disable+0x10/0x34 [ 76.454026][ T4598] ---[ end trace e63d6367623a0f70 ]--- 1970/01/01 00:01:16 executed programs: 30 [ 76.597338][ T5345] set_capacity_and_notify: 3 callbacks suppressed [ 76.597346][ T5345] loop0: detected capacity change from 0 to 32768 [ 76.650480][ T5345] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (5345) [ 76.653612][ T5345] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 76.660761][ T5345] BTRFS warning (device loop0): couldn't read tree root [ 76.662182][ T5345] BTRFS warning (device loop0): couldn't read tree root [ 76.663603][ T5345] BTRFS warning (device loop0): couldn't read tree root [ 76.672868][ T5345] FAULT_INJECTION: forcing a failure. [ 76.672868][ T5345] name failslab, interval 1, probability 0, space 0, times 0 [ 76.674820][ T5345] CPU: 0 PID: 5345 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 76.676109][ T5345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 76.677730][ T5345] Call trace: [ 76.678299][ T5345] dump_backtrace+0x0/0x458 [ 76.679058][ T5345] show_stack+0x2c/0x3c [ 76.679766][ T5345] __dump_stack+0x30/0x40 [ 76.680591][ T5345] dump_stack_lvl+0xf4/0x15c [ 76.681507][ T5345] dump_stack+0x1c/0x5c [ 76.682235][ T5345] should_fail+0x3c8/0x520 [ 76.683027][ T5345] __should_failslab+0xbc/0x10c [ 76.683845][ T5345] should_failslab+0x10/0x28 [ 76.684771][ T5345] slab_pre_alloc_hook+0x64/0xe8 [ 76.685651][ T5345] kmem_cache_alloc+0x94/0x3d8 [ 76.686533][ T5345] btrfs_alloc_tree_block+0x9dc/0x10f0 [ 76.687488][ T5345] insert_new_root+0x240/0x890 [ 76.688297][ T5345] split_leaf+0xa70/0x10c0 [ 76.689059][ T5345] btrfs_search_slot+0x1ba8/0x1ec8 [ 76.689961][ T5345] btrfs_insert_empty_items+0x1e8/0x2b0 [ 76.690961][ T5345] insert_with_overflow+0xbc/0x248 [ 76.691847][ T5345] btrfs_insert_xattr_item+0x174/0x314 [ 76.692736][ T5345] btrfs_setxattr+0x3d8/0x8b0 [ 76.693509][ T5345] btrfs_setxattr_trans+0xfc/0x354 [ 76.694335][ T5345] btrfs_xattr_handler_set+0xb0/0xd8 [ 76.695385][ T5345] __vfs_setxattr+0x374/0x390 [ 76.696220][ T5345] __vfs_setxattr_noperm+0x120/0x56c [ 76.697108][ T5345] __vfs_setxattr_locked+0x1e8/0x214 [ 76.698022][ T5345] vfs_setxattr+0x158/0x2a8 [ 76.698758][ T5345] setxattr+0x278/0x2f8 [ 76.699447][ T5345] path_setxattr+0x130/0x260 [ 76.700217][ T5345] __arm64_sys_setxattr+0xc4/0xe0 [ 76.701071][ T5345] invoke_syscall+0x98/0x28c [ 76.701992][ T5345] el0_svc_common+0x13c/0x258 [ 76.702920][ T5345] do_el0_svc+0x5c/0x140 [ 76.703762][ T5345] el0_svc+0x78/0x1d0 [ 76.704471][ T5345] el0t_64_sync_handler+0xcc/0xe4 [ 76.705349][ T5345] el0t_64_sync+0x1a0/0x1a4 [ 76.741130][ T4598] ------------[ cut here ]------------ [ 76.742067][ T4598] WARNING: CPU: 0 PID: 4598 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.744125][ T4598] Modules linked in: [ 76.744820][ T4598] CPU: 0 PID: 4598 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.746193][ T4598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 76.747814][ T4598] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.749134][ T4598] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.750282][ T4598] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 [ 76.751485][ T4598] sp : ffff80001f9d7740 [ 76.752144][ T4598] x29: ffff80001f9d7750 x28: 0000000000000000 x27: 1fffe0001ace910c [ 76.753468][ T4598] x26: dfff800000000000 x25: ffff80001439d110 x24: 0000000000000001 [ 76.754898][ T4598] x23: 0000000000000005 x22: 00000000000d0000 x21: 00000000000cf000 [ 76.756172][ T4598] x20: ffff0000d6748860 x19: 0000000000000000 x18: 0000000000000000 [ 76.757524][ T4598] x17: 0000000000000000 x16: ffff800011366f9c x15: 0000000000000000 [ 76.758846][ T4598] x14: ffff700003f3aedc x13: 1ffff00003f3aedc x12: 0000000000000004 [ 76.760236][ T4598] x11: ff8080000a093894 x10: 0000000000000000 x9 : ffff80000a093894 [ 76.761613][ T4598] x8 : ffff0000d1523680 x7 : ffff80000a092b64 x6 : 0000000000000000 [ 76.762964][ T4598] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082dbd7c [ 76.764443][ T4598] x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 [ 76.765831][ T4598] Call trace: [ 76.766406][ T4598] btrfs_space_info_update_bytes_may_use+0x2b8/0x664 [ 76.767568][ T4598] btrfs_block_rsv_release+0x3bc/0x498 [ 76.768495][ T4598] btrfs_release_global_block_rsv+0x38/0x22c [ 76.769506][ T4598] btrfs_free_block_groups+0x7b8/0xb20 [ 76.770423][ T4598] close_ctree+0x62c/0x848 [ 76.771138][ T4598] btrfs_put_super+0x40/0x50 [ 76.771899][ T4598] generic_shutdown_super+0x138/0x2f8 [ 76.772824][ T4598] kill_anon_super+0x4c/0x80 [ 76.773586][ T4598] btrfs_kill_super+0x44/0x5c [ 76.774398][ T4598] deactivate_locked_super+0xc0/0x13c [ 76.775356][ T4598] deactivate_super+0xf0/0x110 [ 76.776225][ T4598] cleanup_mnt+0x3bc/0x470 [ 76.776981][ T4598] __cleanup_mnt+0x20/0x30 [ 76.777740][ T4598] task_work_run+0x13c/0x1e8 [ 76.778528][ T4598] do_notify_resume+0x2488/0x30a8 [ 76.779333][ T4598] el0_svc+0xf0/0x1d0 [ 76.779969][ T4598] el0t_64_sync_handler+0xcc/0xe4 [ 76.780804][ T4598] el0t_64_sync+0x1a0/0x1a4 [ 76.781584][ T4598] irq event stamp: 531362 [ 76.782323][ T4598] hardirqs last enabled at (531361): [] kasan_quarantine_put+0xc4/0x200 [ 76.783949][ T4598] hardirqs last disabled at (531362): [] el1_dbg+0x24/0x80 [ 76.785355][ T4598] softirqs last enabled at (530898): [] handle_softirqs+0xa70/0xc14 [ 76.787012][ T4598] softirqs last disabled at (530867): [] __irq_exit_rcu+0x240/0x434 [ 76.788627][ T4598] ---[ end trace e63d6367623a0f71 ]--- [ 76.926271][ T5367] loop0: detected capacity change from 0 to 32768