[ 52.249156][ T1604] device hsr_slave_0 left promiscuous mode [ 52.303378][ T1604] device hsr_slave_1 left promiscuous mode [ 52.403216][ T1604] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 52.404568][ T1604] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 52.406612][ T1604] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 52.407912][ T1604] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 52.409417][ T1604] device bridge_slave_1 left promiscuous mode [ 52.410916][ T1604] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.444933][ T1604] device bridge_slave_0 left promiscuous mode [ 52.446230][ T1604] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.573284][ T1604] device veth1_macvtap left promiscuous mode [ 52.574450][ T1604] device veth0_macvtap left promiscuous mode [ 52.575493][ T1604] device veth1_vlan left promiscuous mode [ 52.576473][ T1604] device veth0_vlan left promiscuous mode [ 52.674481][ T1604] team0 (unregistering): Port device team_slave_1 removed [ 52.678746][ T1604] team0 (unregistering): Port device team_slave_0 removed [ 52.682906][ T1604] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 52.708314][ T1604] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 52.806794][ T1604] bond0 (unregistering): Released all slaves [ 55.277209][ T1604] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 55.326414][ T1604] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 55.367007][ T1604] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 55.416875][ T1604] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 Warning: Permanently added '10.128.1.76' (ED25519) to the list of known hosts. 1970/01/01 00:00:56 parsed 1 programs [ 57.392797][ T1604] device hsr_slave_0 left promiscuous mode [ 57.433864][ T1604] device hsr_slave_1 left promiscuous mode [ 57.523747][ T1604] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 57.525104][ T1604] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 57.527557][ T1604] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 57.528800][ T1604] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 57.530711][ T1604] device bridge_slave_1 left promiscuous mode [ 57.531886][ T1604] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.574485][ T1604] device bridge_slave_0 left promiscuous mode [ 57.575703][ T1604] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.703274][ T1604] device veth1_macvtap left promiscuous mode [ 57.704444][ T1604] device veth0_macvtap left promiscuous mode [ 57.705670][ T1604] device veth1_vlan left promiscuous mode [ 57.706676][ T1604] device veth0_vlan left promiscuous mode [ 57.812904][ T1604] team0 (unregistering): Port device team_slave_1 removed [ 57.818774][ T1604] team0 (unregistering): Port device team_slave_0 removed [ 57.822516][ T1604] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 57.858122][ T1604] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 57.946535][ T1604] bond0 (unregistering): Released all slaves [ 58.064447][ T4400] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 59.591309][ T4449] chnl_net:caif_netlink_parms(): no params data found [ 59.608518][ T4449] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.609823][ T4449] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.611468][ T4449] device bridge_slave_0 entered promiscuous mode [ 59.614504][ T4449] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.615815][ T4449] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.617364][ T4449] device bridge_slave_1 entered promiscuous mode [ 59.625969][ T4449] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.628549][ T4449] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.636394][ T4449] team0: Port device team_slave_0 added [ 59.638239][ T4449] team0: Port device team_slave_1 added [ 59.645459][ T4449] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.646735][ T4449] 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. [ 59.651219][ T4449] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.653663][ T4449] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.654905][ T4449] 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. [ 59.659227][ T4449] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.704238][ T4449] device hsr_slave_0 entered promiscuous mode [ 59.743218][ T4449] device hsr_slave_1 entered promiscuous mode [ 60.270952][ T4449] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.294619][ T4449] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.324991][ T4449] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.364671][ T4449] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.439666][ T4449] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.440856][ T4449] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.442176][ T4449] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.443442][ T4449] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.471011][ T4449] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.477127][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.479267][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.480902][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.487645][ T4449] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.490288][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.492007][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.493724][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.494896][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.499716][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.501410][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.504260][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.505468][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.506855][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.521840][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.525390][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.527533][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.529292][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.531030][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.532703][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.534954][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.538101][ T4449] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.540057][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.549346][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.551068][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.552765][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.591771][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.593722][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.598373][ T4449] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.604990][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.606907][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.612988][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.615597][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.617258][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.618798][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.621536][ T4449] device veth0_vlan entered promiscuous mode [ 60.625434][ T4449] device veth1_vlan entered promiscuous mode [ 60.634706][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 60.636430][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 60.638065][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 60.639797][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.642592][ T4449] device veth0_macvtap entered promiscuous mode [ 60.646106][ T4449] device veth1_macvtap entered promiscuous mode [ 60.651207][ T4449] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.652617][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.654898][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 60.656551][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.658250][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.662128][ T4449] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.664687][ T4449] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.666136][ T4449] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.667614][ T4449] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.669019][ T4449] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.674008][ T1652] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 60.675713][ T1652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.834525][ T344] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.835992][ T344] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.837370][ T1652] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.846238][ T344] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.847611][ T344] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.849026][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:01 executed programs: 0 [ 61.653174][ T4687] chnl_net:caif_netlink_parms(): no params data found [ 61.687179][ T4687] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.688463][ T4687] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.690152][ T4687] device bridge_slave_0 entered promiscuous mode [ 61.695457][ T4687] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.696738][ T4687] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.698329][ T4687] device bridge_slave_1 entered promiscuous mode [ 61.714352][ T4687] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.804107][ T4687] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.878556][ T4687] team0: Port device team_slave_0 added [ 61.923886][ T4687] team0: Port device team_slave_1 added [ 61.935398][ T4687] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.936691][ T4687] 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. [ 61.940963][ T4687] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.950211][ T4687] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.951512][ T4687] 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. [ 61.956831][ T4687] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.004599][ T4687] device hsr_slave_0 entered promiscuous mode [ 62.043605][ T4687] device hsr_slave_1 entered promiscuous mode [ 62.083386][ T4687] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.084668][ T4687] Cannot create hsr debugfs directory [ 62.115327][ T4687] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.623113][ T4750] Bluetooth: hci0: command 0x0409 tx timeout [ 65.016575][ T4687] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.703174][ T4750] Bluetooth: hci0: command 0x041b tx timeout [ 66.116681][ T4687] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.158085][ T4687] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.306296][ T4687] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.354934][ T4687] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.404285][ T4687] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.444526][ T4687] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.505857][ T4687] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.510037][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.511668][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.514663][ T4687] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.517176][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.518790][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.520511][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.521725][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.523269][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.527560][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.529314][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.530710][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.531985][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.534952][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.537766][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.540493][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.542401][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.544513][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.547310][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.549103][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.551917][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.554674][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.557477][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.559224][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.561585][ T4687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.602486][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.604207][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.622587][ T4687] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.628844][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.630666][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.637702][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.639448][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.641132][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.642617][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.645566][ T4687] device veth0_vlan entered promiscuous mode [ 66.648965][ T4687] device veth1_vlan entered promiscuous mode [ 66.656175][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.657825][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.659317][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.660990][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.664321][ T4687] device veth0_macvtap entered promiscuous mode [ 66.681977][ T4687] device veth1_macvtap entered promiscuous mode [ 66.687730][ T4687] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 66.689508][ T4687] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.692014][ T4687] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.693996][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.695662][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.697275][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.699106][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.701937][ T4687] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 66.704707][ T4687] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.706941][ T4687] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.708197][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.709990][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.713543][ T4687] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.714917][ T4687] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.716605][ T4687] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.718182][ T4687] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.741661][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.744873][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.746940][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.752944][ T344] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.754461][ T344] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.755736][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:06 executed programs: 2 [ 66.776791][ T4757] loop0: detected capacity change from 0 to 1024 [ 66.780447][ T4757] EXT4-fs (loop0): Ignoring removed bh option [ 66.794895][ T4757] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 66.815807][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 66.818021][ T4687] ------------[ cut here ]------------ [ 66.818882][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 66.820517][ T4687] Modules linked in: [ 66.821173][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Not tainted syzkaller #0 [ 66.822333][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 66.823968][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 66.825307][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 66.826307][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 66.827312][ T4687] sp : ffff80001f416f80 [ 66.828050][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef9f7048 x27: ffff80001f4174d8 [ 66.829443][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d597a020 [ 66.830844][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000dda8e068 [ 66.832169][ T4687] x20: ffff0000d597a020 x19: ffff0000dda8e000 x18: 0000000000000001 [ 66.833479][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 000000000004ffff [ 66.834923][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 66.836328][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 66.837831][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 66.839166][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 66.840548][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 66.841922][ T4687] Call trace: [ 66.842481][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 66.843437][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 66.844370][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 66.845331][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 66.846269][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 66.847178][ T4687] ext4_dirty_inode+0xd4/0x110 [ 66.847996][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 66.848837][ T4687] iput+0x1bc/0x770 [ 66.849482][ T4687] dentry_unlink_inode+0x360/0x438 [ 66.850331][ T4687] __dentry_kill+0x318/0x590 [ 66.851109][ T4687] shrink_dentry_list+0x404/0x7d0 [ 66.851943][ T4687] shrink_dcache_parent+0xb0/0x364 [ 66.852809][ T4687] do_one_tree+0x2c/0xf4 [ 66.853535][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 66.854471][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 66.855390][ T4687] kill_block_super+0x78/0xe0 [ 66.856190][ T4687] deactivate_locked_super+0xc0/0x13c [ 66.857148][ T4687] deactivate_super+0xf0/0x110 [ 66.857932][ T4687] cleanup_mnt+0x3bc/0x470 [ 66.858688][ T4687] __cleanup_mnt+0x20/0x30 [ 66.859441][ T4687] task_work_run+0x13c/0x1e8 [ 66.860247][ T4687] do_notify_resume+0x2488/0x30a8 [ 66.861118][ T4687] el0_svc+0xf4/0x1d4 [ 66.861809][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 66.862657][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 66.863447][ T4687] irq event stamp: 124908 [ 66.864233][ T4687] hardirqs last enabled at (124907): [] __up_console_sem+0xb4/0xfc [ 66.865849][ T4687] hardirqs last disabled at (124908): [] el1_dbg+0x24/0x80 [ 66.867398][ T4687] softirqs last enabled at (124544): [] local_bh_enable+0x10/0x34 [ 66.869045][ T4687] softirqs last disabled at (124542): [] local_bh_disable+0x10/0x34 [ 66.870714][ T4687] ---[ end trace b51c5475ae7e0705 ]--- [ 66.873523][ T4687] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2812: Unable to expand inode 14. Delete some EAs or run e2fsck. [ 66.938308][ T4762] loop0: detected capacity change from 0 to 1024 [ 66.979797][ T4762] EXT4-fs (loop0): Ignoring removed bh option [ 66.996888][ T4762] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 67.011001][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 67.012949][ T4687] ------------[ cut here ]------------ [ 67.013890][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 67.015653][ T4687] Modules linked in: [ 67.016322][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.017880][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 67.019687][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.021067][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 67.022107][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 67.023117][ T4687] sp : ffff80001f416f80 [ 67.023843][ T4687] x29: ffff80001f4171c0 x28: ffff0000e261a088 x27: ffff80001f4174d8 [ 67.025214][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d0e91820 [ 67.026590][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c9dea068 [ 67.028012][ T4687] x20: ffff0000d0e91820 x19: ffff0000c9dea000 x18: 0000000000000001 [ 67.029376][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 67.030805][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 67.032332][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 67.033762][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 67.035199][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 67.036611][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 67.038274][ T4687] Call trace: [ 67.038924][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 67.039938][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 67.040893][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 67.041988][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 67.043010][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 67.044044][ T4687] ext4_dirty_inode+0xd4/0x110 [ 67.044884][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 67.045749][ T4687] iput+0x1bc/0x770 [ 67.046414][ T4687] dentry_unlink_inode+0x360/0x438 [ 67.047329][ T4687] __dentry_kill+0x318/0x590 [ 67.048161][ T4687] shrink_dentry_list+0x404/0x7d0 [ 67.049078][ T4687] shrink_dcache_parent+0xb0/0x364 [ 67.049980][ T4687] do_one_tree+0x2c/0xf4 [ 67.050743][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 67.051700][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 67.052615][ T4687] kill_block_super+0x78/0xe0 [ 67.053437][ T4687] deactivate_locked_super+0xc0/0x13c [ 67.054395][ T4687] deactivate_super+0xf0/0x110 [ 67.055230][ T4687] cleanup_mnt+0x3bc/0x470 [ 67.056007][ T4687] __cleanup_mnt+0x20/0x30 [ 67.056764][ T4687] task_work_run+0x13c/0x1e8 [ 67.057578][ T4687] do_notify_resume+0x2488/0x30a8 [ 67.058456][ T4687] el0_svc+0xf4/0x1d4 [ 67.059124][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 67.059973][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 67.060733][ T4687] irq event stamp: 130290 [ 67.061482][ T4687] hardirqs last enabled at (130289): [] __up_console_sem+0xb4/0xfc [ 67.063087][ T4687] hardirqs last disabled at (130290): [] el1_dbg+0x24/0x80 [ 67.064569][ T4687] softirqs last enabled at (129958): [] local_bh_enable+0x10/0x34 [ 67.066230][ T4687] softirqs last disabled at (129956): [] local_bh_disable+0x10/0x34 [ 67.067892][ T4687] ---[ end trace b51c5475ae7e0706 ]--- [ 67.106713][ T4766] loop0: detected capacity change from 0 to 1024 [ 67.115584][ T4766] EXT4-fs (loop0): Ignoring removed bh option [ 67.135437][ T4766] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 67.151508][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 67.154417][ T4687] ------------[ cut here ]------------ [ 67.155391][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 67.157168][ T4687] Modules linked in: [ 67.157877][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.159516][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 67.161349][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.162722][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 67.163731][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 67.164799][ T4687] sp : ffff80001f416f80 [ 67.165666][ T4687] x29: ffff80001f4171c0 x28: ffff0000dd7bc868 x27: ffff80001f4174d8 [ 67.167160][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d5978820 [ 67.168809][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c1dee068 [ 67.170355][ T4687] x20: ffff0000d5978820 x19: ffff0000c1dee000 x18: 1fffe000341c1596 [ 67.172019][ T4687] x17: 0000000000000003 x16: ffff80001137fc94 x15: ffff8000143bd000 [ 67.173719][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 67.175244][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 67.176692][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 67.178215][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 67.179697][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 67.181165][ T4687] Call trace: [ 67.181786][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 67.182787][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 67.183748][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 67.184826][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 67.185892][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 67.186867][ T4687] ext4_dirty_inode+0xd4/0x110 [ 67.187734][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 67.188650][ T4687] iput+0x1bc/0x770 [ 67.189345][ T4687] dentry_unlink_inode+0x360/0x438 [ 67.190299][ T4687] __dentry_kill+0x318/0x590 [ 67.191192][ T4687] shrink_dentry_list+0x404/0x7d0 [ 67.192059][ T4687] shrink_dcache_parent+0xb0/0x364 [ 67.192960][ T4687] do_one_tree+0x2c/0xf4 [ 67.193702][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 67.194770][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 67.195788][ T4687] kill_block_super+0x78/0xe0 [ 67.196762][ T4687] deactivate_locked_super+0xc0/0x13c [ 67.197754][ T4687] deactivate_super+0xf0/0x110 [ 67.198676][ T4687] cleanup_mnt+0x3bc/0x470 [ 67.199517][ T4687] __cleanup_mnt+0x20/0x30 [ 67.200361][ T4687] task_work_run+0x13c/0x1e8 [ 67.201245][ T4687] do_notify_resume+0x2488/0x30a8 [ 67.202205][ T4687] el0_svc+0xf4/0x1d4 [ 67.202952][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 67.203910][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 67.204766][ T4687] irq event stamp: 135954 [ 67.205577][ T4687] hardirqs last enabled at (135953): [] finish_lock_switch+0xb0/0x1c8 [ 67.207444][ T4687] hardirqs last disabled at (135954): [] el1_dbg+0x24/0x80 [ 67.209067][ T4687] softirqs last enabled at (135948): [] handle_softirqs+0xa70/0xc14 [ 67.210862][ T4687] softirqs last disabled at (135909): [] __irq_exit_rcu+0x240/0x434 [ 67.212617][ T4687] ---[ end trace b51c5475ae7e0707 ]--- [ 67.255936][ T4770] loop0: detected capacity change from 0 to 1024 [ 67.286660][ T4770] EXT4-fs (loop0): Ignoring removed bh option [ 67.314054][ T4770] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 67.325421][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 67.327372][ T4687] ------------[ cut here ]------------ [ 67.328232][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 67.329748][ T4687] Modules linked in: [ 67.330368][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.331768][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 67.333447][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.334857][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 67.335925][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 67.336860][ T4687] sp : ffff80001f416f80 [ 67.337557][ T4687] x29: ffff80001f4171c0 x28: ffff0000e261e650 x27: ffff80001f4174d8 [ 67.339236][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000c135d820 [ 67.340762][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d6194068 [ 67.342269][ T4687] x20: ffff0000c135d820 x19: ffff0000d6194000 x18: 0000000000000001 [ 67.343680][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 67.345125][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 67.346509][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 67.348043][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 67.349538][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 67.350982][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 67.352326][ T4687] Call trace: [ 67.352944][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 67.353948][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 67.354865][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 67.355966][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 67.356931][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 67.357878][ T4687] ext4_dirty_inode+0xd4/0x110 [ 67.358776][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 67.359657][ T4687] iput+0x1bc/0x770 [ 67.360287][ T4687] dentry_unlink_inode+0x360/0x438 [ 67.361158][ T4687] __dentry_kill+0x318/0x590 [ 67.361926][ T4687] shrink_dentry_list+0x404/0x7d0 [ 67.362768][ T4687] shrink_dcache_parent+0xb0/0x364 [ 67.363644][ T4687] do_one_tree+0x2c/0xf4 [ 67.364343][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 67.365308][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 67.366202][ T4687] kill_block_super+0x78/0xe0 [ 67.367021][ T4687] deactivate_locked_super+0xc0/0x13c [ 67.367918][ T4687] deactivate_super+0xf0/0x110 [ 67.368709][ T4687] cleanup_mnt+0x3bc/0x470 [ 67.369453][ T4687] __cleanup_mnt+0x20/0x30 [ 67.370196][ T4687] task_work_run+0x13c/0x1e8 [ 67.370992][ T4687] do_notify_resume+0x2488/0x30a8 [ 67.371854][ T4687] el0_svc+0xf4/0x1d4 [ 67.372501][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 67.373321][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 67.374037][ T4687] irq event stamp: 142144 [ 67.374759][ T4687] hardirqs last enabled at (142143): [] __up_console_sem+0xb4/0xfc [ 67.376485][ T4687] hardirqs last disabled at (142144): [] el1_dbg+0x24/0x80 [ 67.378081][ T4687] softirqs last enabled at (141798): [] local_bh_enable+0x10/0x34 [ 67.379761][ T4687] softirqs last disabled at (141796): [] local_bh_disable+0x10/0x34 [ 67.381453][ T4687] ---[ end trace b51c5475ae7e0708 ]--- [ 67.435933][ T4774] loop0: detected capacity change from 0 to 1024 [ 67.470997][ T4774] EXT4-fs (loop0): Ignoring removed bh option [ 67.485339][ T4774] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 67.498558][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 67.500636][ T4687] ------------[ cut here ]------------ [ 67.501533][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 67.503397][ T4687] Modules linked in: [ 67.504192][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.505875][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 67.507725][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.509230][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 67.510333][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 67.511427][ T4687] sp : ffff80001f416f80 [ 67.512200][ T4687] x29: ffff80001f4171c0 x28: ffff0000dd7bf048 x27: ffff80001f4174d8 [ 67.513694][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d98ec820 [ 67.515180][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d0cb8068 [ 67.516577][ T4687] x20: ffff0000d98ec820 x19: ffff0000d0cb8000 x18: 0000000000000001 [ 67.517948][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 67.519396][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 67.520823][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 67.522207][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 67.523665][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 67.525111][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 67.526558][ T4687] Call trace: [ 67.527141][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 67.528119][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 67.529085][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 67.530075][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 67.531245][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 67.532329][ T4687] ext4_dirty_inode+0xd4/0x110 [ 67.533224][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 67.534102][ T4687] iput+0x1bc/0x770 [ 67.534777][ T4687] dentry_unlink_inode+0x360/0x438 [ 67.535693][ T4687] __dentry_kill+0x318/0x590 [ 67.536528][ T4687] shrink_dentry_list+0x404/0x7d0 [ 67.537451][ T4687] shrink_dcache_parent+0xb0/0x364 [ 67.538324][ T4687] do_one_tree+0x2c/0xf4 [ 67.539213][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 67.540198][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 67.541135][ T4687] kill_block_super+0x78/0xe0 [ 67.541939][ T4687] deactivate_locked_super+0xc0/0x13c [ 67.542874][ T4687] deactivate_super+0xf0/0x110 [ 67.543694][ T4687] cleanup_mnt+0x3bc/0x470 [ 67.544474][ T4687] __cleanup_mnt+0x20/0x30 [ 67.545268][ T4687] task_work_run+0x13c/0x1e8 [ 67.546093][ T4687] do_notify_resume+0x2488/0x30a8 [ 67.547015][ T4687] el0_svc+0xf4/0x1d4 [ 67.547723][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 67.548619][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 67.549416][ T4687] irq event stamp: 147734 [ 67.550168][ T4687] hardirqs last enabled at (147733): [] __up_console_sem+0xb4/0xfc [ 67.551904][ T4687] hardirqs last disabled at (147734): [] el1_dbg+0x24/0x80 [ 67.553421][ T4687] softirqs last enabled at (147402): [] local_bh_enable+0x10/0x34 [ 67.555114][ T4687] softirqs last disabled at (147400): [] local_bh_disable+0x10/0x34 [ 67.556742][ T4687] ---[ end trace b51c5475ae7e0709 ]--- [ 67.605416][ T4778] loop0: detected capacity change from 0 to 1024 [ 67.614970][ T4778] EXT4-fs (loop0): Ignoring removed bh option [ 67.635759][ T4778] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 67.645928][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 67.647994][ T4687] ------------[ cut here ]------------ [ 67.648917][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 67.650543][ T4687] Modules linked in: [ 67.651185][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.652732][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 67.654582][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.655970][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 67.656997][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 67.657986][ T4687] sp : ffff80001f416f80 [ 67.658695][ T4687] x29: ffff80001f4171c0 x28: ffff0000e27d9690 x27: ffff80001f4174d8 [ 67.660071][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000ec5ad020 [ 67.661726][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c2c68068 [ 67.663407][ T4687] x20: ffff0000ec5ad020 x19: ffff0000c2c68000 x18: 0000000000000001 [ 67.665081][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 67.666708][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 67.668310][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 67.669881][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 67.671435][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 67.673002][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 67.674532][ T4687] Call trace: [ 67.675156][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 67.676153][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 67.677133][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 67.678172][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 67.679176][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 67.680091][ T4687] ext4_dirty_inode+0xd4/0x110 [ 67.680953][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 67.681894][ T4687] iput+0x1bc/0x770 [ 67.682588][ T4687] dentry_unlink_inode+0x360/0x438 [ 67.683543][ T4687] __dentry_kill+0x318/0x590 [ 67.684388][ T4687] shrink_dentry_list+0x404/0x7d0 [ 67.685272][ T4687] shrink_dcache_parent+0xb0/0x364 [ 67.686170][ T4687] do_one_tree+0x2c/0xf4 [ 67.686923][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 67.687933][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 67.688842][ T4687] kill_block_super+0x78/0xe0 [ 67.689660][ T4687] deactivate_locked_super+0xc0/0x13c [ 67.690592][ T4687] deactivate_super+0xf0/0x110 [ 67.691453][ T4687] cleanup_mnt+0x3bc/0x470 [ 67.692240][ T4687] __cleanup_mnt+0x20/0x30 [ 67.692993][ T4687] task_work_run+0x13c/0x1e8 [ 67.693755][ T4687] do_notify_resume+0x2488/0x30a8 [ 67.694589][ T4687] el0_svc+0xf4/0x1d4 [ 67.695268][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 67.696132][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 67.696913][ T4687] irq event stamp: 153216 [ 67.697702][ T4687] hardirqs last enabled at (153215): [] __schedule+0xf20/0x1c6c [ 67.699392][ T4687] hardirqs last disabled at (153216): [] el1_dbg+0x24/0x80 [ 67.700891][ T4687] softirqs last enabled at (152886): [] local_bh_enable+0x10/0x34 [ 67.702543][ T4687] softirqs last disabled at (152884): [] local_bh_disable+0x10/0x34 [ 67.704233][ T4687] ---[ end trace b51c5475ae7e070a ]--- [ 67.753930][ T4782] loop0: detected capacity change from 0 to 1024 [ 67.785686][ T4782] EXT4-fs (loop0): Ignoring removed bh option [ 67.793472][ T4184] Bluetooth: hci0: command 0x040f tx timeout [ 67.800635][ T4782] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 67.811122][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 67.815864][ T4687] ------------[ cut here ]------------ [ 67.816718][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 67.818354][ T4687] Modules linked in: [ 67.818988][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.820435][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 67.822016][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.823296][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 67.824378][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 67.825414][ T4687] sp : ffff80001f416f80 [ 67.826121][ T4687] x29: ffff80001f4171c0 x28: ffff0000e27dc868 x27: ffff80001f4174d8 [ 67.827523][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000ce724020 [ 67.828927][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d72aa068 [ 67.830308][ T4687] x20: ffff0000ce724020 x19: ffff0000d72aa000 x18: 0000000000000002 [ 67.831756][ T4687] x17: 0000000040000000 x16: ffff80001137fc94 x15: 0000000000000002 [ 67.833183][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 67.834690][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 67.836109][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 67.837522][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 67.838964][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 67.840405][ T4687] Call trace: [ 67.841064][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 67.842033][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 67.843003][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 67.844074][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 67.845116][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 67.846077][ T4687] ext4_dirty_inode+0xd4/0x110 [ 67.846898][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 67.847773][ T4687] iput+0x1bc/0x770 [ 67.848441][ T4687] dentry_unlink_inode+0x360/0x438 [ 67.849370][ T4687] __dentry_kill+0x318/0x590 [ 67.850207][ T4687] shrink_dentry_list+0x404/0x7d0 [ 67.851082][ T4687] shrink_dcache_parent+0xb0/0x364 [ 67.851958][ T4687] do_one_tree+0x2c/0xf4 [ 67.852745][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 67.853700][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 67.854621][ T4687] kill_block_super+0x78/0xe0 [ 67.855469][ T4687] deactivate_locked_super+0xc0/0x13c [ 67.856401][ T4687] deactivate_super+0xf0/0x110 [ 67.857233][ T4687] cleanup_mnt+0x3bc/0x470 [ 67.857984][ T4687] __cleanup_mnt+0x20/0x30 [ 67.858762][ T4687] task_work_run+0x13c/0x1e8 [ 67.859583][ T4687] do_notify_resume+0x2488/0x30a8 [ 67.860477][ T4687] el0_svc+0xf4/0x1d4 [ 67.861158][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 67.862068][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 67.862890][ T4687] irq event stamp: 158720 [ 67.863659][ T4687] hardirqs last enabled at (158719): [] finish_lock_switch+0xb0/0x1c8 [ 67.865366][ T4687] hardirqs last disabled at (158720): [] el1_dbg+0x24/0x80 [ 67.866895][ T4687] softirqs last enabled at (158714): [] handle_softirqs+0xa70/0xc14 [ 67.868555][ T4687] softirqs last disabled at (158559): [] __irq_exit_rcu+0x240/0x434 [ 67.870202][ T4687] ---[ end trace b51c5475ae7e070b ]--- [ 67.936914][ T4786] loop0: detected capacity change from 0 to 1024 [ 67.998277][ T4786] EXT4-fs (loop0): Ignoring removed bh option [ 68.008736][ T4786] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 68.018980][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 68.020953][ T4687] ------------[ cut here ]------------ [ 68.021810][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 68.023398][ T4687] Modules linked in: [ 68.024076][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.025611][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 68.027404][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.028879][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 68.029882][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 68.030907][ T4687] sp : ffff80001f416f80 [ 68.031641][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa202a0 x27: ffff80001f4174d8 [ 68.033043][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000cf9c8020 [ 68.034416][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d84ea068 [ 68.035836][ T4687] x20: ffff0000cf9c8020 x19: ffff0000d84ea000 x18: 0000000000000001 [ 68.037200][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 68.038568][ T4687] x14: 0000000000000001 x13: 1fffe000341c57ab x12: 0000000000000000 [ 68.040128][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 68.041502][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 68.042950][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff800008512750 [ 68.044421][ T4687] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 68.045882][ T4687] Call trace: [ 68.046474][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 68.047407][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 68.048346][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 68.049330][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 68.050285][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 68.051238][ T4687] ext4_dirty_inode+0xd4/0x110 [ 68.052025][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 68.053078][ T4687] iput+0x1bc/0x770 [ 68.053796][ T4687] dentry_unlink_inode+0x360/0x438 [ 68.054701][ T4687] __dentry_kill+0x318/0x590 [ 68.055545][ T4687] shrink_dentry_list+0x404/0x7d0 [ 68.056476][ T4687] shrink_dcache_parent+0xb0/0x364 [ 68.057555][ T4687] do_one_tree+0x2c/0xf4 [ 68.058419][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 68.059515][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 68.060563][ T4687] kill_block_super+0x78/0xe0 [ 68.061499][ T4687] deactivate_locked_super+0xc0/0x13c [ 68.062590][ T4687] deactivate_super+0xf0/0x110 [ 68.063543][ T4687] cleanup_mnt+0x3bc/0x470 [ 68.064364][ T4687] __cleanup_mnt+0x20/0x30 [ 68.065145][ T4687] task_work_run+0x13c/0x1e8 [ 68.065972][ T4687] do_notify_resume+0x2488/0x30a8 [ 68.066884][ T4687] el0_svc+0xf4/0x1d4 [ 68.067590][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 68.068518][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 68.069334][ T4687] irq event stamp: 164410 [ 68.070148][ T4687] hardirqs last enabled at (164409): [] __up_console_sem+0xb4/0xfc [ 68.071848][ T4687] hardirqs last disabled at (164410): [] el1_dbg+0x24/0x80 [ 68.073378][ T4687] softirqs last enabled at (164072): [] local_bh_enable+0x10/0x34 [ 68.075076][ T4687] softirqs last disabled at (164070): [] local_bh_disable+0x10/0x34 [ 68.077002][ T4687] ---[ end trace b51c5475ae7e070c ]--- [ 68.122562][ T4790] loop0: detected capacity change from 0 to 1024 [ 68.194344][ T4790] EXT4-fs (loop0): Ignoring removed bh option [ 68.220809][ T4790] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 68.230783][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 68.232935][ T4687] ------------[ cut here ]------------ [ 68.233918][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 68.235714][ T4687] Modules linked in: [ 68.236478][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.238200][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 68.240017][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.241390][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 68.242442][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 68.243488][ T4687] sp : ffff80001f416f80 [ 68.244241][ T4687] x29: ffff80001f4171c0 x28: ffff0000e27df048 x27: ffff80001f4174d8 [ 68.245716][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d8bff020 [ 68.247322][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d8324068 [ 68.248753][ T4687] x20: ffff0000d8bff020 x19: ffff0000d8324000 x18: 1fffe000341c1596 [ 68.250137][ T4687] x17: 0000000000000003 x16: ffff80001137fc94 x15: ffff8000143bd000 [ 68.251553][ T4687] x14: 0000000000000001 x13: 1fffe000341c15ab x12: 0000000000000000 [ 68.252959][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 68.254408][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 68.255858][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008512750 [ 68.257300][ T4687] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 68.258706][ T4687] Call trace: [ 68.259404][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 68.260532][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 68.261514][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 68.262736][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 68.263950][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 68.265022][ T4687] ext4_dirty_inode+0xd4/0x110 [ 68.265991][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 68.266955][ T4687] iput+0x1bc/0x770 [ 68.267695][ T4687] dentry_unlink_inode+0x360/0x438 [ 68.268677][ T4687] __dentry_kill+0x318/0x590 [ 68.269517][ T4687] shrink_dentry_list+0x404/0x7d0 [ 68.270489][ T4687] shrink_dcache_parent+0xb0/0x364 [ 68.271417][ T4687] do_one_tree+0x2c/0xf4 [ 68.272180][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 68.273195][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 68.274178][ T4687] kill_block_super+0x78/0xe0 [ 68.275051][ T4687] deactivate_locked_super+0xc0/0x13c [ 68.276064][ T4687] deactivate_super+0xf0/0x110 [ 68.276924][ T4687] cleanup_mnt+0x3bc/0x470 [ 68.277709][ T4687] __cleanup_mnt+0x20/0x30 [ 68.278492][ T4687] task_work_run+0x13c/0x1e8 [ 68.279281][ T4687] do_notify_resume+0x2488/0x30a8 [ 68.280190][ T4687] el0_svc+0xf4/0x1d4 [ 68.280912][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 68.281823][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 68.282611][ T4687] irq event stamp: 169708 [ 68.283385][ T4687] hardirqs last enabled at (169707): [] finish_lock_switch+0xb0/0x1c8 [ 68.285168][ T4687] hardirqs last disabled at (169708): [] el1_dbg+0x24/0x80 [ 68.286703][ T4687] softirqs last enabled at (169364): [] local_bh_enable+0x10/0x34 [ 68.288399][ T4687] softirqs last disabled at (169362): [] local_bh_disable+0x10/0x34 [ 68.290049][ T4687] ---[ end trace b51c5475ae7e070d ]--- [ 68.346450][ T4794] loop0: detected capacity change from 0 to 1024 [ 68.445821][ T4794] EXT4-fs (loop0): Ignoring removed bh option [ 68.454916][ T4794] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 68.464110][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 68.466168][ T4687] ------------[ cut here ]------------ [ 68.467114][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 68.468718][ T4687] Modules linked in: [ 68.469373][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.470894][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 68.472565][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.473918][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 68.474944][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 68.475978][ T4687] sp : ffff80001f416f80 [ 68.476721][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef801690 x27: ffff80001f4174d8 [ 68.478169][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d872b820 [ 68.479670][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000dcf40068 [ 68.481188][ T4687] x20: ffff0000d872b820 x19: ffff0000dcf40000 x18: 0000000000000001 [ 68.482690][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 68.484211][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 68.485681][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 68.487143][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 68.488810][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 68.490439][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 68.492050][ T4687] Call trace: [ 68.492625][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 68.493700][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 68.494653][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 68.495878][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 68.496926][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 68.497896][ T4687] ext4_dirty_inode+0xd4/0x110 [ 68.498776][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 68.499713][ T4687] iput+0x1bc/0x770 [ 68.500406][ T4687] dentry_unlink_inode+0x360/0x438 [ 68.501340][ T4687] __dentry_kill+0x318/0x590 [ 68.502192][ T4687] shrink_dentry_list+0x404/0x7d0 [ 68.503108][ T4687] shrink_dcache_parent+0xb0/0x364 [ 68.504008][ T4687] do_one_tree+0x2c/0xf4 [ 68.504745][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 68.505870][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 68.506922][ T4687] kill_block_super+0x78/0xe0 [ 68.507775][ T4687] deactivate_locked_super+0xc0/0x13c [ 68.508792][ T4687] deactivate_super+0xf0/0x110 [ 68.509649][ T4687] cleanup_mnt+0x3bc/0x470 [ 68.510420][ T4687] __cleanup_mnt+0x20/0x30 [ 68.511289][ T4687] task_work_run+0x13c/0x1e8 [ 68.512181][ T4687] do_notify_resume+0x2488/0x30a8 [ 68.513126][ T4687] el0_svc+0xf4/0x1d4 [ 68.513823][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 68.514774][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 68.515578][ T4687] irq event stamp: 175072 [ 68.516353][ T4687] hardirqs last enabled at (175071): [] __up_console_sem+0xb4/0xfc [ 68.518004][ T4687] hardirqs last disabled at (175072): [] el1_dbg+0x24/0x80 [ 68.519561][ T4687] softirqs last enabled at (174732): [] local_bh_enable+0x10/0x34 [ 68.521196][ T4687] softirqs last disabled at (174730): [] local_bh_disable+0x10/0x34 [ 68.522844][ T4687] ---[ end trace b51c5475ae7e070e ]--- [ 68.595697][ T4798] EXT4-fs (loop0): Ignoring removed bh option [ 68.606897][ T4798] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 68.616699][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 68.618831][ T4687] ------------[ cut here ]------------ [ 68.619691][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 68.621180][ T4687] Modules linked in: [ 68.621774][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.623161][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 68.624921][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.626270][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 68.627281][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 68.628292][ T4687] sp : ffff80001f416f80 [ 68.629010][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa24868 x27: ffff80001f4174d8 [ 68.630388][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d8ac7020 [ 68.631766][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000ecaf2068 [ 68.633334][ T4687] x20: ffff0000d8ac7020 x19: ffff0000ecaf2000 x18: 0000000000000001 [ 68.634989][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 68.636618][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 68.638038][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 68.639527][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 68.640920][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 68.642573][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 68.644090][ T4687] Call trace: [ 68.644733][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 68.645670][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 68.646616][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 68.647637][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 68.648615][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 68.649519][ T4687] ext4_dirty_inode+0xd4/0x110 [ 68.650297][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 68.651124][ T4687] iput+0x1bc/0x770 [ 68.651761][ T4687] dentry_unlink_inode+0x360/0x438 [ 68.652618][ T4687] __dentry_kill+0x318/0x590 [ 68.653507][ T4687] shrink_dentry_list+0x404/0x7d0 [ 68.654404][ T4687] shrink_dcache_parent+0xb0/0x364 [ 68.655394][ T4687] do_one_tree+0x2c/0xf4 [ 68.656163][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 68.657197][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 68.658155][ T4687] kill_block_super+0x78/0xe0 [ 68.658958][ T4687] deactivate_locked_super+0xc0/0x13c [ 68.659941][ T4687] deactivate_super+0xf0/0x110 [ 68.660784][ T4687] cleanup_mnt+0x3bc/0x470 [ 68.661568][ T4687] __cleanup_mnt+0x20/0x30 [ 68.662401][ T4687] task_work_run+0x13c/0x1e8 [ 68.663361][ T4687] do_notify_resume+0x2488/0x30a8 [ 68.664320][ T4687] el0_svc+0xf4/0x1d4 [ 68.665075][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 68.665970][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 68.666788][ T4687] irq event stamp: 180588 [ 68.667534][ T4687] hardirqs last enabled at (180587): [] __up_console_sem+0xb4/0xfc [ 68.669205][ T4687] hardirqs last disabled at (180588): [] el1_dbg+0x24/0x80 [ 68.670740][ T4687] softirqs last enabled at (180268): [] local_bh_enable+0x10/0x34 [ 68.672405][ T4687] softirqs last disabled at (180266): [] local_bh_disable+0x10/0x34 [ 68.674074][ T4687] ---[ end trace b51c5475ae7e070f ]--- [ 68.745112][ T4802] EXT4-fs (loop0): Ignoring removed bh option [ 68.756390][ T4802] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 68.766269][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 68.768274][ T4687] ------------[ cut here ]------------ [ 68.769179][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 68.770664][ T4687] Modules linked in: [ 68.771423][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.773104][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 68.775018][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.776457][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 68.777545][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 68.778791][ T4687] sp : ffff80001f416f80 [ 68.779671][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef805260 x27: ffff80001f4174d8 [ 68.781368][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d9aa3820 [ 68.783022][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000da3cc068 [ 68.784592][ T4687] x20: ffff0000d9aa3820 x19: ffff0000da3cc000 x18: 0000000000000001 [ 68.786290][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 68.787753][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 68.789226][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 68.790720][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 68.792142][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 68.793549][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 68.794999][ T4687] Call trace: [ 68.795690][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 68.796787][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 68.797822][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 68.798883][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 68.799974][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 68.800970][ T4687] ext4_dirty_inode+0xd4/0x110 [ 68.801834][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 68.802705][ T4687] iput+0x1bc/0x770 [ 68.803352][ T4687] dentry_unlink_inode+0x360/0x438 [ 68.804339][ T4687] __dentry_kill+0x318/0x590 [ 68.805211][ T4687] shrink_dentry_list+0x404/0x7d0 [ 68.806134][ T4687] shrink_dcache_parent+0xb0/0x364 [ 68.807083][ T4687] do_one_tree+0x2c/0xf4 [ 68.807869][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 68.808874][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 68.809865][ T4687] kill_block_super+0x78/0xe0 [ 68.810736][ T4687] deactivate_locked_super+0xc0/0x13c [ 68.811699][ T4687] deactivate_super+0xf0/0x110 [ 68.812496][ T4687] cleanup_mnt+0x3bc/0x470 [ 68.813266][ T4687] __cleanup_mnt+0x20/0x30 [ 68.814033][ T4687] task_work_run+0x13c/0x1e8 [ 68.814834][ T4687] do_notify_resume+0x2488/0x30a8 [ 68.815690][ T4687] el0_svc+0xf4/0x1d4 [ 68.816379][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 68.817261][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 68.818039][ T4687] irq event stamp: 186052 [ 68.818785][ T4687] hardirqs last enabled at (186051): [] __up_console_sem+0xb4/0xfc [ 68.820518][ T4687] hardirqs last disabled at (186052): [] el1_dbg+0x24/0x80 [ 68.822117][ T4687] softirqs last enabled at (185732): [] local_bh_enable+0x10/0x34 [ 68.823786][ T4687] softirqs last disabled at (185730): [] local_bh_disable+0x10/0x34 [ 68.825505][ T4687] ---[ end trace b51c5475ae7e0710 ]--- [ 68.887838][ T4806] EXT4-fs (loop0): Ignoring removed bh option [ 68.899948][ T4806] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 68.914652][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 68.916739][ T4687] ------------[ cut here ]------------ [ 68.917622][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 68.919126][ T4687] Modules linked in: [ 68.919805][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 68.921307][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 68.922975][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 68.924395][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 68.925340][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 68.926330][ T4687] sp : ffff80001f416f80 [ 68.927064][ T4687] x29: ffff80001f4171c0 x28: ffff0000dd7802a0 x27: ffff80001f4174d8 [ 68.928590][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d988d020 [ 68.930085][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d06da068 [ 68.931575][ T4687] x20: ffff0000d988d020 x19: ffff0000d06da000 x18: 0000000000000001 [ 68.932980][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 68.934431][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 68.935896][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 68.937353][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 68.938740][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 68.940248][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 68.941801][ T4687] Call trace: [ 68.942369][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 68.943343][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 68.944256][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 68.945276][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 68.946255][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 68.947204][ T4687] ext4_dirty_inode+0xd4/0x110 [ 68.947987][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 68.948927][ T4687] iput+0x1bc/0x770 [ 68.949582][ T4687] dentry_unlink_inode+0x360/0x438 [ 68.950489][ T4687] __dentry_kill+0x318/0x590 [ 68.951288][ T4687] shrink_dentry_list+0x404/0x7d0 [ 68.952150][ T4687] shrink_dcache_parent+0xb0/0x364 [ 68.953037][ T4687] do_one_tree+0x2c/0xf4 [ 68.953758][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 68.954674][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 68.955580][ T4687] kill_block_super+0x78/0xe0 [ 68.956435][ T4687] deactivate_locked_super+0xc0/0x13c [ 68.957401][ T4687] deactivate_super+0xf0/0x110 [ 68.958233][ T4687] cleanup_mnt+0x3bc/0x470 [ 68.959016][ T4687] __cleanup_mnt+0x20/0x30 [ 68.959803][ T4687] task_work_run+0x13c/0x1e8 [ 68.960614][ T4687] do_notify_resume+0x2488/0x30a8 [ 68.961532][ T4687] el0_svc+0xf4/0x1d4 [ 68.962352][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 68.963230][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 68.964018][ T4687] irq event stamp: 191446 [ 68.964779][ T4687] hardirqs last enabled at (191445): [] __up_console_sem+0xb4/0xfc [ 68.966507][ T4687] hardirqs last disabled at (191446): [] el1_dbg+0x24/0x80 [ 68.968031][ T4687] softirqs last enabled at (191108): [] local_bh_enable+0x10/0x34 [ 68.969677][ T4687] softirqs last disabled at (191106): [] local_bh_disable+0x10/0x34 [ 68.971298][ T4687] ---[ end trace b51c5475ae7e0711 ]--- [ 69.064860][ T4810] EXT4-fs (loop0): Ignoring removed bh option [ 69.078024][ T4810] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 69.098352][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 69.100377][ T4687] ------------[ cut here ]------------ [ 69.101268][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 69.102796][ T4687] Modules linked in: [ 69.103535][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 69.105153][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 69.107149][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 69.108645][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 69.109732][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 69.110821][ T4687] sp : ffff80001f416f80 [ 69.111576][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa282a0 x27: ffff80001f4174d8 [ 69.112997][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d0c1e020 [ 69.114409][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000da488068 [ 69.115979][ T4687] x20: ffff0000d0c1e020 x19: ffff0000da488000 x18: 0000000000000001 [ 69.117433][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 69.118893][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 69.120341][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 69.121743][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 69.123160][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 69.124619][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.126051][ T4687] Call trace: [ 69.126658][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 69.127669][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 69.128629][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 69.129681][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 69.130715][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 69.131715][ T4687] ext4_dirty_inode+0xd4/0x110 [ 69.132528][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 69.133406][ T4687] iput+0x1bc/0x770 [ 69.134073][ T4687] dentry_unlink_inode+0x360/0x438 [ 69.134961][ T4687] __dentry_kill+0x318/0x590 [ 69.135786][ T4687] shrink_dentry_list+0x404/0x7d0 [ 69.136666][ T4687] shrink_dcache_parent+0xb0/0x364 [ 69.137558][ T4687] do_one_tree+0x2c/0xf4 [ 69.138284][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 69.139226][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 69.140160][ T4687] kill_block_super+0x78/0xe0 [ 69.140995][ T4687] deactivate_locked_super+0xc0/0x13c [ 69.141922][ T4687] deactivate_super+0xf0/0x110 [ 69.142766][ T4687] cleanup_mnt+0x3bc/0x470 [ 69.143519][ T4687] __cleanup_mnt+0x20/0x30 [ 69.144276][ T4687] task_work_run+0x13c/0x1e8 [ 69.145071][ T4687] do_notify_resume+0x2488/0x30a8 [ 69.145992][ T4687] el0_svc+0xf4/0x1d4 [ 69.146700][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 69.147673][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 69.148423][ T4687] irq event stamp: 196748 [ 69.149182][ T4687] hardirqs last enabled at (196747): [] __schedule+0xf20/0x1c6c [ 69.150854][ T4687] hardirqs last disabled at (196748): [] el1_dbg+0x24/0x80 [ 69.152373][ T4687] softirqs last enabled at (196392): [] local_bh_enable+0x10/0x34 [ 69.154048][ T4687] softirqs last disabled at (196390): [] local_bh_disable+0x10/0x34 [ 69.155739][ T4687] ---[ end trace b51c5475ae7e0712 ]--- [ 69.216585][ T4814] EXT4-fs (loop0): Ignoring removed bh option [ 69.237759][ T4814] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 69.258830][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 69.260825][ T4687] ------------[ cut here ]------------ [ 69.261669][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 69.263584][ T4687] Modules linked in: [ 69.264354][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 69.266158][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 69.268276][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 69.269899][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 69.271091][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 69.272254][ T4687] sp : ffff80001f416f80 [ 69.273040][ T4687] x29: ffff80001f4171c0 x28: ffff0000dd782a80 x27: ffff80001f4174d8 [ 69.274602][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d011a020 [ 69.276071][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c83c6068 [ 69.277559][ T4687] x20: ffff0000d011a020 x19: ffff0000c83c6000 x18: 0000000000000001 [ 69.279071][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 69.280605][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 69.282097][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 69.283614][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 69.285127][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 69.286579][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.288038][ T4687] Call trace: [ 69.288617][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 69.289609][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 69.290559][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 69.291603][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 69.292587][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 69.293586][ T4687] ext4_dirty_inode+0xd4/0x110 [ 69.294452][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 69.295400][ T4687] iput+0x1bc/0x770 [ 69.296111][ T4687] dentry_unlink_inode+0x360/0x438 [ 69.296981][ T4687] __dentry_kill+0x318/0x590 [ 69.297802][ T4687] shrink_dentry_list+0x404/0x7d0 [ 69.298713][ T4687] shrink_dcache_parent+0xb0/0x364 [ 69.299633][ T4687] do_one_tree+0x2c/0xf4 [ 69.300359][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 69.301330][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 69.302267][ T4687] kill_block_super+0x78/0xe0 [ 69.303074][ T4687] deactivate_locked_super+0xc0/0x13c [ 69.304028][ T4687] deactivate_super+0xf0/0x110 [ 69.304874][ T4687] cleanup_mnt+0x3bc/0x470 [ 69.305645][ T4687] __cleanup_mnt+0x20/0x30 [ 69.306453][ T4687] task_work_run+0x13c/0x1e8 [ 69.307234][ T4687] do_notify_resume+0x2488/0x30a8 [ 69.308103][ T4687] el0_svc+0xf4/0x1d4 [ 69.308781][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 69.309626][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 69.310410][ T4687] irq event stamp: 201918 [ 69.311161][ T4687] hardirqs last enabled at (201917): [] __up_console_sem+0xb4/0xfc [ 69.312842][ T4687] hardirqs last disabled at (201918): [] el1_dbg+0x24/0x80 [ 69.314379][ T4687] softirqs last enabled at (201572): [] local_bh_enable+0x10/0x34 [ 69.316351][ T4687] softirqs last disabled at (201570): [] local_bh_disable+0x10/0x34 [ 69.318224][ T4687] ---[ end trace b51c5475ae7e0713 ]--- [ 69.423876][ T4818] EXT4-fs (loop0): Ignoring removed bh option [ 69.444452][ T4818] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 69.454825][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 69.456821][ T4687] ------------[ cut here ]------------ [ 69.457661][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 69.459236][ T4687] Modules linked in: [ 69.459864][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 69.461329][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 69.462874][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 69.464278][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 69.465377][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 69.466398][ T4687] sp : ffff80001f416f80 [ 69.467138][ T4687] x29: ffff80001f4171c0 x28: ffff0000dd785260 x27: ffff80001f4174d8 [ 69.468567][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000dc007020 [ 69.470035][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d0462068 [ 69.471502][ T4687] x20: ffff0000dc007020 x19: ffff0000d0462000 x18: 0000000000000001 [ 69.473027][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 69.474524][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 69.475982][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 69.477489][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 69.478892][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 69.480295][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.481737][ T4687] Call trace: [ 69.482319][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 69.483279][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 69.484256][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 69.485211][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 69.486203][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 69.487165][ T4687] ext4_dirty_inode+0xd4/0x110 [ 69.488046][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 69.488968][ T4687] iput+0x1bc/0x770 [ 69.489660][ T4687] dentry_unlink_inode+0x360/0x438 [ 69.490628][ T4687] __dentry_kill+0x318/0x590 [ 69.491387][ T4687] shrink_dentry_list+0x404/0x7d0 [ 69.492260][ T4687] shrink_dcache_parent+0xb0/0x364 [ 69.493111][ T4687] do_one_tree+0x2c/0xf4 [ 69.493854][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 69.494808][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 69.495755][ T4687] kill_block_super+0x78/0xe0 [ 69.496596][ T4687] deactivate_locked_super+0xc0/0x13c [ 69.497523][ T4687] deactivate_super+0xf0/0x110 [ 69.498340][ T4687] cleanup_mnt+0x3bc/0x470 [ 69.499125][ T4687] __cleanup_mnt+0x20/0x30 [ 69.499885][ T4687] task_work_run+0x13c/0x1e8 [ 69.500680][ T4687] do_notify_resume+0x2488/0x30a8 [ 69.501516][ T4687] el0_svc+0xf4/0x1d4 [ 69.502208][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 69.503072][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 69.503834][ T4687] irq event stamp: 206954 [ 69.504572][ T4687] hardirqs last enabled at (206953): [] __up_console_sem+0xb4/0xfc [ 69.506172][ T4687] hardirqs last disabled at (206954): [] el1_dbg+0x24/0x80 [ 69.507716][ T4687] softirqs last enabled at (206634): [] local_bh_enable+0x10/0x34 [ 69.509380][ T4687] softirqs last disabled at (206632): [] local_bh_disable+0x10/0x34 [ 69.511020][ T4687] ---[ end trace b51c5475ae7e0714 ]--- [ 69.586335][ T4822] EXT4-fs (loop0): Ignoring removed bh option [ 69.604077][ T4822] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 69.613631][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 69.615623][ T4687] ------------[ cut here ]------------ [ 69.616531][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 69.618145][ T4687] Modules linked in: [ 69.619004][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 69.620469][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 69.622137][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 69.623530][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 69.624525][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 69.625590][ T4687] sp : ffff80001f416f80 [ 69.626333][ T4687] x29: ffff80001f4171c0 x28: ffff0000e2738c98 x27: ffff80001f4174d8 [ 69.627753][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d497b820 [ 69.629109][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c2caa068 [ 69.630498][ T4687] x20: ffff0000d497b820 x19: ffff0000c2caa000 x18: 0000000000000001 [ 69.631914][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 69.633367][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 69.634749][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 69.636493][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 69.638073][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 69.639494][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.640937][ T4687] Call trace: [ 69.641500][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 69.642428][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 69.643328][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 69.644323][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 69.645283][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 69.646262][ T4687] ext4_dirty_inode+0xd4/0x110 [ 69.647097][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 69.647952][ T4687] iput+0x1bc/0x770 [ 69.648590][ T4687] dentry_unlink_inode+0x360/0x438 [ 69.649490][ T4687] __dentry_kill+0x318/0x590 [ 69.650290][ T4687] shrink_dentry_list+0x404/0x7d0 [ 69.651141][ T4687] shrink_dcache_parent+0xb0/0x364 [ 69.652013][ T4687] do_one_tree+0x2c/0xf4 [ 69.652747][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 69.653650][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 69.654548][ T4687] kill_block_super+0x78/0xe0 [ 69.655354][ T4687] deactivate_locked_super+0xc0/0x13c [ 69.656269][ T4687] deactivate_super+0xf0/0x110 [ 69.657075][ T4687] cleanup_mnt+0x3bc/0x470 [ 69.657824][ T4687] __cleanup_mnt+0x20/0x30 [ 69.658551][ T4687] task_work_run+0x13c/0x1e8 [ 69.659319][ T4687] do_notify_resume+0x2488/0x30a8 [ 69.660174][ T4687] el0_svc+0xf4/0x1d4 [ 69.660840][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 69.661674][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 69.662452][ T4687] irq event stamp: 212454 [ 69.663173][ T4687] hardirqs last enabled at (212453): [] __up_console_sem+0xb4/0xfc [ 69.664828][ T4687] hardirqs last disabled at (212454): [] el1_dbg+0x24/0x80 [ 69.666369][ T4687] softirqs last enabled at (212276): [] handle_softirqs+0xa70/0xc14 [ 69.668092][ T4687] softirqs last disabled at (212259): [] __irq_exit_rcu+0x240/0x434 [ 69.669670][ T4687] ---[ end trace b51c5475ae7e0715 ]--- [ 69.672505][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.673818][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.674288][ T7] cfg80211: failed to load regulatory.db [ 69.750036][ T4827] EXT4-fs (loop0): Ignoring removed bh option [ 69.761173][ T4827] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 69.787838][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 69.790016][ T4687] ------------[ cut here ]------------ [ 69.790981][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 69.792653][ T4687] Modules linked in: [ 69.793362][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 69.795080][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 69.796954][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 69.798355][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 69.799399][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 69.800414][ T4687] sp : ffff80001f416f80 [ 69.801148][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa2d260 x27: ffff80001f4174d8 [ 69.802629][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000dafaf020 [ 69.804074][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c68e2068 [ 69.805524][ T4687] x20: ffff0000dafaf020 x19: ffff0000c68e2000 x18: 0000000000000001 [ 69.806944][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 69.808410][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 69.809862][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 69.811444][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 69.813134][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 69.814772][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.816324][ T4687] Call trace: [ 69.816954][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 69.817982][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 69.818955][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 69.819981][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 69.820985][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 69.821958][ T4687] ext4_dirty_inode+0xd4/0x110 [ 69.822797][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 69.823656][ T4687] iput+0x1bc/0x770 [ 69.824321][ T4687] dentry_unlink_inode+0x360/0x438 [ 69.825252][ T4687] __dentry_kill+0x318/0x590 [ 69.826042][ T4687] shrink_dentry_list+0x404/0x7d0 [ 69.826909][ T4687] shrink_dcache_parent+0xb0/0x364 [ 69.827781][ T4687] do_one_tree+0x2c/0xf4 [ 69.828537][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 69.829528][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 69.830464][ T4687] kill_block_super+0x78/0xe0 [ 69.831304][ T4687] deactivate_locked_super+0xc0/0x13c [ 69.832268][ T4687] deactivate_super+0xf0/0x110 [ 69.833103][ T4687] cleanup_mnt+0x3bc/0x470 [ 69.833893][ T4687] __cleanup_mnt+0x20/0x30 [ 69.834700][ T4687] task_work_run+0x13c/0x1e8 [ 69.835512][ T4687] do_notify_resume+0x2488/0x30a8 [ 69.836392][ T4687] el0_svc+0xf4/0x1d4 [ 69.837102][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 69.837975][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 69.838775][ T4687] irq event stamp: 217682 [ 69.839539][ T4687] hardirqs last enabled at (217681): [] __up_console_sem+0xb4/0xfc [ 69.841186][ T4687] hardirqs last disabled at (217682): [] el1_dbg+0x24/0x80 [ 69.842810][ T4687] softirqs last enabled at (217350): [] local_bh_enable+0x10/0x34 [ 69.844521][ T4687] softirqs last disabled at (217348): [] local_bh_disable+0x10/0x34 [ 69.846247][ T4687] ---[ end trace b51c5475ae7e0716 ]--- [ 69.873111][ T4184] Bluetooth: hci0: command 0x0419 tx timeout [ 69.946315][ T4831] EXT4-fs (loop0): Ignoring removed bh option [ 69.965014][ T4831] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 69.975896][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 69.977887][ T4687] ------------[ cut here ]------------ [ 69.978773][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 69.980424][ T4687] Modules linked in: [ 69.981066][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 69.982524][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 69.984204][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 69.985536][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 69.986460][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 69.987446][ T4687] sp : ffff80001f416f80 [ 69.988219][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef980c98 x27: ffff80001f4174d8 [ 69.989707][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d788e020 [ 69.991216][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c5486068 [ 69.992733][ T4687] x20: ffff0000d788e020 x19: ffff0000c5486000 x18: 1fffe000341c5796 [ 69.994256][ T4687] x17: 0000000000000003 x16: ffff80001137fc94 x15: ffff8000143bd000 [ 69.995737][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 69.997392][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 69.998956][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 70.000632][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 70.002128][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.003611][ T4687] Call trace: [ 70.004188][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 70.005140][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 70.006062][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 70.007118][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 70.008107][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 70.009095][ T4687] ext4_dirty_inode+0xd4/0x110 [ 70.009946][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 70.010782][ T4687] iput+0x1bc/0x770 [ 70.011468][ T4687] dentry_unlink_inode+0x360/0x438 [ 70.012291][ T4687] __dentry_kill+0x318/0x590 [ 70.013056][ T4687] shrink_dentry_list+0x404/0x7d0 [ 70.013894][ T4687] shrink_dcache_parent+0xb0/0x364 [ 70.014774][ T4687] do_one_tree+0x2c/0xf4 [ 70.015530][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 70.016429][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 70.017287][ T4687] kill_block_super+0x78/0xe0 [ 70.018158][ T4687] deactivate_locked_super+0xc0/0x13c [ 70.019113][ T4687] deactivate_super+0xf0/0x110 [ 70.019927][ T4687] cleanup_mnt+0x3bc/0x470 [ 70.020713][ T4687] __cleanup_mnt+0x20/0x30 [ 70.021525][ T4687] task_work_run+0x13c/0x1e8 [ 70.022355][ T4687] do_notify_resume+0x2488/0x30a8 [ 70.023279][ T4687] el0_svc+0xf4/0x1d4 [ 70.023941][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 70.024851][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 70.025617][ T4687] irq event stamp: 223184 [ 70.026345][ T4687] hardirqs last enabled at (223183): [] finish_lock_switch+0xb0/0x1c8 [ 70.028060][ T4687] hardirqs last disabled at (223184): [] el1_dbg+0x24/0x80 [ 70.029569][ T4687] softirqs last enabled at (222828): [] local_bh_enable+0x10/0x34 [ 70.031278][ T4687] softirqs last disabled at (222826): [] local_bh_disable+0x10/0x34 [ 70.032937][ T4687] ---[ end trace b51c5475ae7e0717 ]--- [ 70.138284][ T1604] device hsr_slave_0 left promiscuous mode [ 70.144424][ T4836] EXT4-fs (loop0): Ignoring removed bh option [ 70.154662][ T4836] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 70.168182][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 70.170088][ T4687] ------------[ cut here ]------------ [ 70.170955][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 70.172554][ T4687] Modules linked in: [ 70.173274][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 70.175165][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 70.177317][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 70.178921][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 70.179955][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 70.180986][ T4687] sp : ffff80001f416f80 [ 70.181736][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef982a80 x27: ffff80001f4174d8 [ 70.183246][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000c9fed020 [ 70.184748][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c8fc2068 [ 70.186221][ T4687] x20: ffff0000c9fed020 x19: ffff0000c8fc2000 x18: 0000000000000001 [ 70.187666][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 70.189077][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 70.190546][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 70.192011][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.193448][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 70.194896][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.196305][ T4687] Call trace: [ 70.196874][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 70.197854][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 70.198811][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 70.199828][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 70.200863][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 70.201806][ T4687] ext4_dirty_inode+0xd4/0x110 [ 70.202648][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 70.203504][ T4687] iput+0x1bc/0x770 [ 70.204154][ T4687] dentry_unlink_inode+0x360/0x438 [ 70.205038][ T4687] __dentry_kill+0x318/0x590 [ 70.205853][ T4687] shrink_dentry_list+0x404/0x7d0 [ 70.206744][ T4687] shrink_dcache_parent+0xb0/0x364 [ 70.207642][ T4687] do_one_tree+0x2c/0xf4 [ 70.208384][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 70.209316][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 70.210234][ T4687] kill_block_super+0x78/0xe0 [ 70.211047][ T4687] deactivate_locked_super+0xc0/0x13c [ 70.211978][ T4687] deactivate_super+0xf0/0x110 [ 70.212919][ T4687] cleanup_mnt+0x3bc/0x470 [ 70.213841][ T4687] __cleanup_mnt+0x20/0x30 [ 70.214674][ T4687] task_work_run+0x13c/0x1e8 [ 70.215565][ T4687] do_notify_resume+0x2488/0x30a8 [ 70.216486][ T4687] el0_svc+0xf4/0x1d4 [ 70.217228][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 70.218128][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 70.218946][ T4687] irq event stamp: 227646 [ 70.219715][ T4687] hardirqs last enabled at (227645): [] __up_console_sem+0xb4/0xfc [ 70.221365][ T4687] hardirqs last disabled at (227646): [] el1_dbg+0x24/0x80 [ 70.222856][ T4687] softirqs last enabled at (227314): [] local_bh_enable+0x10/0x34 [ 70.224460][ T4687] softirqs last disabled at (227312): [] local_bh_disable+0x10/0x34 [ 70.226107][ T4687] ---[ end trace b51c5475ae7e0718 ]--- [ 70.228625][ T1604] device hsr_slave_1 left promiscuous mode [ 70.283191][ T1604] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.284616][ T1604] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.286293][ T1604] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.287560][ T1604] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.289171][ T1604] device bridge_slave_1 left promiscuous mode [ 70.290263][ T1604] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.294124][ T4841] EXT4-fs (loop0): Ignoring removed bh option [ 70.306350][ T4841] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 70.317637][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 70.319768][ T4687] ------------[ cut here ]------------ [ 70.320628][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 70.322148][ T4687] Modules linked in: [ 70.322792][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 70.324282][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 70.326046][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 70.327664][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 70.328715][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 70.329732][ T4687] sp : ffff80001f416f80 [ 70.330481][ T4687] x29: ffff80001f4171c0 x28: ffff0000e273d260 x27: ffff80001f4174d8 [ 70.332087][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000da36f020 [ 70.333616][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d57e8068 [ 70.335166][ T4687] x20: ffff0000da36f020 x19: ffff0000d57e8000 x18: 0000000000000001 [ 70.336741][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 70.338230][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 70.339668][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 70.341152][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.342586][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 70.344059][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.345552][ T4687] Call trace: [ 70.346165][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 70.347174][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 70.348181][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 70.349231][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 70.350219][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 70.351186][ T4687] ext4_dirty_inode+0xd4/0x110 [ 70.352003][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 70.352888][ T4687] iput+0x1bc/0x770 [ 70.353660][ T4687] dentry_unlink_inode+0x360/0x438 [ 70.354699][ T4687] __dentry_kill+0x318/0x590 [ 70.355574][ T4687] shrink_dentry_list+0x404/0x7d0 [ 70.356500][ T4687] shrink_dcache_parent+0xb0/0x364 [ 70.357442][ T4687] do_one_tree+0x2c/0xf4 [ 70.358223][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 70.359168][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 70.360150][ T4687] kill_block_super+0x78/0xe0 [ 70.361044][ T4687] deactivate_locked_super+0xc0/0x13c [ 70.362074][ T4687] deactivate_super+0xf0/0x110 [ 70.363074][ T4687] cleanup_mnt+0x3bc/0x470 [ 70.363912][ T4687] __cleanup_mnt+0x20/0x30 [ 70.364679][ T4687] task_work_run+0x13c/0x1e8 [ 70.365506][ T4687] do_notify_resume+0x2488/0x30a8 [ 70.366434][ T4687] el0_svc+0xf4/0x1d4 [ 70.367147][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 70.368021][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 70.368766][ T4687] irq event stamp: 233088 [ 70.369506][ T4687] hardirqs last enabled at (233087): [] __up_console_sem+0xb4/0xfc [ 70.371154][ T4687] hardirqs last disabled at (233088): [] el1_dbg+0x24/0x80 [ 70.372687][ T4687] softirqs last enabled at (232732): [] local_bh_enable+0x10/0x34 [ 70.374277][ T4687] softirqs last disabled at (232730): [] local_bh_disable+0x10/0x34 [ 70.376034][ T4687] ---[ end trace b51c5475ae7e0719 ]--- [ 70.385854][ T1604] device bridge_slave_0 left promiscuous mode [ 70.387129][ T1604] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.461153][ T4845] EXT4-fs (loop0): Ignoring removed bh option [ 70.464591][ T4845] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 70.474644][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 70.476617][ T4687] ------------[ cut here ]------------ [ 70.477521][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 70.479117][ T4687] Modules linked in: [ 70.479766][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 70.481205][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 70.482806][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 70.484153][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 70.485192][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 70.486200][ T4687] sp : ffff80001f416f80 [ 70.486957][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef985c58 x27: ffff80001f4174d8 [ 70.488375][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000da908820 [ 70.489898][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000ce0ea068 [ 70.491341][ T4687] x20: ffff0000da908820 x19: ffff0000ce0ea000 x18: 0000000000000001 [ 70.492746][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 70.494180][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 70.495591][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 70.497038][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.498429][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 70.499850][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.501369][ T4687] Call trace: [ 70.501966][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 70.502940][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 70.503874][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 70.504902][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 70.505917][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 70.506895][ T4687] ext4_dirty_inode+0xd4/0x110 [ 70.507713][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 70.508609][ T4687] iput+0x1bc/0x770 [ 70.509326][ T4687] dentry_unlink_inode+0x360/0x438 [ 70.510232][ T4687] __dentry_kill+0x318/0x590 [ 70.511036][ T4687] shrink_dentry_list+0x404/0x7d0 [ 70.511936][ T4687] shrink_dcache_parent+0xb0/0x364 [ 70.512848][ T4687] do_one_tree+0x2c/0xf4 [ 70.513643][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 70.514654][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 70.515601][ T4687] kill_block_super+0x78/0xe0 [ 70.516437][ T4687] deactivate_locked_super+0xc0/0x13c [ 70.517391][ T4687] deactivate_super+0xf0/0x110 [ 70.518252][ T4687] cleanup_mnt+0x3bc/0x470 [ 70.519053][ T4687] __cleanup_mnt+0x20/0x30 [ 70.519819][ T4687] task_work_run+0x13c/0x1e8 [ 70.520716][ T4687] do_notify_resume+0x2488/0x30a8 [ 70.521592][ T4687] el0_svc+0xf4/0x1d4 [ 70.522308][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 70.523206][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 70.523991][ T4687] irq event stamp: 238460 [ 70.524748][ T4687] hardirqs last enabled at (238459): [] __up_console_sem+0xb4/0xfc [ 70.526447][ T4687] hardirqs last disabled at (238460): [] el1_dbg+0x24/0x80 [ 70.527958][ T4687] softirqs last enabled at (238228): [] handle_softirqs+0xa70/0xc14 [ 70.529645][ T4687] softirqs last disabled at (238179): [] __irq_exit_rcu+0x240/0x434 [ 70.531346][ T4687] ---[ end trace b51c5475ae7e071a ]--- [ 70.563367][ T1604] device veth1_macvtap left promiscuous mode [ 70.564601][ T1604] device veth0_macvtap left promiscuous mode [ 70.565771][ T1604] device veth1_vlan left promiscuous mode [ 70.566913][ T1604] device veth0_vlan left promiscuous mode [ 70.569528][ T4849] EXT4-fs (loop0): Ignoring removed bh option [ 70.575837][ T4849] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 70.598657][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 70.600699][ T4687] ------------[ cut here ]------------ [ 70.601588][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 70.603218][ T4687] Modules linked in: [ 70.603945][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 70.605598][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 70.607460][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 70.608947][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 70.610003][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 70.611055][ T4687] sp : ffff80001f416f80 [ 70.611829][ T4687] x29: ffff80001f4171c0 x28: ffff0000e273f048 x27: ffff80001f4174d8 [ 70.613224][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000dbfe5820 [ 70.614907][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000e8ecc068 [ 70.616524][ T4687] x20: ffff0000dbfe5820 x19: ffff0000e8ecc000 x18: 0000000000000001 [ 70.618121][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 70.619844][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 70.621546][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 70.623258][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.625012][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 70.626706][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.628382][ T4687] Call trace: [ 70.629050][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 70.630142][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 70.631192][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 70.632360][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 70.633449][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 70.634465][ T4687] ext4_dirty_inode+0xd4/0x110 [ 70.635348][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 70.636283][ T4687] iput+0x1bc/0x770 [ 70.636975][ T4687] dentry_unlink_inode+0x360/0x438 [ 70.637935][ T4687] __dentry_kill+0x318/0x590 [ 70.638793][ T4687] shrink_dentry_list+0x404/0x7d0 [ 70.639721][ T4687] shrink_dcache_parent+0xb0/0x364 [ 70.640673][ T4687] do_one_tree+0x2c/0xf4 [ 70.641461][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 70.642548][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 70.643508][ T4687] kill_block_super+0x78/0xe0 [ 70.644380][ T4687] deactivate_locked_super+0xc0/0x13c [ 70.645283][ T4687] deactivate_super+0xf0/0x110 [ 70.646128][ T4687] cleanup_mnt+0x3bc/0x470 [ 70.646895][ T4687] __cleanup_mnt+0x20/0x30 [ 70.647675][ T4687] task_work_run+0x13c/0x1e8 [ 70.648519][ T4687] do_notify_resume+0x2488/0x30a8 [ 70.649414][ T4687] el0_svc+0xf4/0x1d4 [ 70.650124][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 70.651010][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 70.651815][ T4687] irq event stamp: 243654 [ 70.652631][ T4687] hardirqs last enabled at (243653): [] __up_console_sem+0xb4/0xfc [ 70.654302][ T4687] hardirqs last disabled at (243654): [] el1_dbg+0x24/0x80 [ 70.655862][ T4687] softirqs last enabled at (243328): [] local_bh_enable+0x10/0x34 [ 70.657513][ T4687] softirqs last disabled at (243326): [] local_bh_disable+0x10/0x34 [ 70.659124][ T4687] ---[ end trace b51c5475ae7e071b ]--- [ 70.749672][ T1604] team0 (unregistering): Port device team_slave_1 removed [ 70.755069][ T1604] team0 (unregistering): Port device team_slave_0 removed [ 70.759083][ T1604] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 70.790870][ T1604] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 70.794177][ T4853] EXT4-fs (loop0): Ignoring removed bh option [ 70.815071][ T4853] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 70.839831][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 70.841773][ T4687] ------------[ cut here ]------------ [ 70.842706][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 70.844469][ T4687] Modules linked in: [ 70.845145][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 70.846673][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 70.848463][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 70.849921][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 70.850953][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 70.851983][ T4687] sp : ffff80001f416f80 [ 70.852750][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa12a80 x27: ffff80001f4174d8 [ 70.854214][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000cf9b4820 [ 70.855641][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000ef446068 [ 70.857074][ T4687] x20: ffff0000cf9b4820 x19: ffff0000ef446000 x18: 0000000000000001 [ 70.858439][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 70.859835][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 70.861254][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 70.862680][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.864125][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 70.865800][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.867508][ T4687] Call trace: [ 70.868182][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 70.869128][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 70.870073][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 70.871179][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 70.872259][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 70.873268][ T4687] ext4_dirty_inode+0xd4/0x110 [ 70.874143][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 70.875063][ T4687] iput+0x1bc/0x770 [ 70.875755][ T4687] dentry_unlink_inode+0x360/0x438 [ 70.876704][ T4687] __dentry_kill+0x318/0x590 [ 70.877549][ T4687] shrink_dentry_list+0x404/0x7d0 [ 70.878476][ T4687] shrink_dcache_parent+0xb0/0x364 [ 70.879371][ T4687] do_one_tree+0x2c/0xf4 [ 70.880146][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 70.881167][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 70.882110][ T4687] kill_block_super+0x78/0xe0 [ 70.882959][ T4687] deactivate_locked_super+0xc0/0x13c [ 70.883902][ T4687] deactivate_super+0xf0/0x110 [ 70.884760][ T4687] cleanup_mnt+0x3bc/0x470 [ 70.885556][ T4687] __cleanup_mnt+0x20/0x30 [ 70.886353][ T4687] task_work_run+0x13c/0x1e8 [ 70.887184][ T4687] do_notify_resume+0x2488/0x30a8 [ 70.888096][ T4687] el0_svc+0xf4/0x1d4 [ 70.888836][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 70.889718][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 70.890517][ T4687] irq event stamp: 249410 [ 70.891290][ T4687] hardirqs last enabled at (249409): [] __up_console_sem+0xb4/0xfc [ 70.892960][ T4687] hardirqs last disabled at (249410): [] el1_dbg+0x24/0x80 [ 70.894476][ T4687] softirqs last enabled at (249084): [] local_bh_enable+0x10/0x34 [ 70.896112][ T4687] softirqs last disabled at (249082): [] local_bh_disable+0x10/0x34 [ 70.897795][ T4687] ---[ end trace b51c5475ae7e071c ]--- [ 70.916470][ T1604] bond0 (unregistering): Released all slaves [ 71.005598][ T4857] EXT4-fs (loop0): Ignoring removed bh option [ 71.024566][ T4857] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 71.045905][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 71.047892][ T4687] ------------[ cut here ]------------ [ 71.048849][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 71.050396][ T4687] Modules linked in: [ 71.051034][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.052468][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 71.054237][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.055661][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 71.056650][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 71.057705][ T4687] sp : ffff80001f416f80 [ 71.058417][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa15260 x27: ffff80001f4174d8 [ 71.059800][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d03c5820 [ 71.061186][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000eb6fa068 [ 71.062591][ T4687] x20: ffff0000d03c5820 x19: ffff0000eb6fa000 x18: 0000000000000001 [ 71.064039][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 71.065482][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 71.066962][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 71.068388][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.069790][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 71.071217][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.072600][ T4687] Call trace: [ 71.073156][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 71.074064][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 71.075002][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 71.076024][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 71.077020][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 71.077975][ T4687] ext4_dirty_inode+0xd4/0x110 [ 71.078787][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 71.079658][ T4687] iput+0x1bc/0x770 [ 71.080329][ T4687] dentry_unlink_inode+0x360/0x438 [ 71.081194][ T4687] __dentry_kill+0x318/0x590 [ 71.082011][ T4687] shrink_dentry_list+0x404/0x7d0 [ 71.082869][ T4687] shrink_dcache_parent+0xb0/0x364 [ 71.083749][ T4687] do_one_tree+0x2c/0xf4 [ 71.084513][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 71.085482][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 71.086391][ T4687] kill_block_super+0x78/0xe0 [ 71.087216][ T4687] deactivate_locked_super+0xc0/0x13c [ 71.088146][ T4687] deactivate_super+0xf0/0x110 [ 71.088974][ T4687] cleanup_mnt+0x3bc/0x470 [ 71.089713][ T4687] __cleanup_mnt+0x20/0x30 [ 71.090470][ T4687] task_work_run+0x13c/0x1e8 [ 71.091307][ T4687] do_notify_resume+0x2488/0x30a8 [ 71.092168][ T4687] el0_svc+0xf4/0x1d4 [ 71.092881][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 71.093804][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 71.094606][ T4687] irq event stamp: 254620 [ 71.095354][ T4687] hardirqs last enabled at (254619): [] __up_console_sem+0xb4/0xfc [ 71.097012][ T4687] hardirqs last disabled at (254620): [] el1_dbg+0x24/0x80 [ 71.098493][ T4687] softirqs last enabled at (254284): [] local_bh_enable+0x10/0x34 [ 71.100137][ T4687] softirqs last disabled at (254282): [] local_bh_disable+0x10/0x34 [ 71.101779][ T4687] ---[ end trace b51c5475ae7e071d ]--- [ 71.188091][ T4861] EXT4-fs (loop0): Ignoring removed bh option [ 71.196929][ T4861] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 71.206794][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 71.208688][ T4687] ------------[ cut here ]------------ [ 71.209565][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 71.211204][ T4687] Modules linked in: [ 71.211861][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.213340][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 71.215175][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.216636][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 71.217688][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 71.218742][ T4687] sp : ffff80001f416f80 [ 71.219532][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa182a0 x27: ffff80001f4174d8 [ 71.220990][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d86c3820 [ 71.222455][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000dbd38068 [ 71.224116][ T4687] x20: ffff0000d86c3820 x19: ffff0000dbd38000 x18: 0000000000000001 [ 71.225687][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 71.227384][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 71.228972][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 71.230514][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 71.232009][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 71.233729][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.235307][ T4687] Call trace: [ 71.235940][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 71.237040][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 71.238083][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 71.239217][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 71.240364][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 71.241409][ T4687] ext4_dirty_inode+0xd4/0x110 [ 71.242317][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 71.243279][ T4687] iput+0x1bc/0x770 [ 71.243994][ T4687] dentry_unlink_inode+0x360/0x438 [ 71.244871][ T4687] __dentry_kill+0x318/0x590 [ 71.245689][ T4687] shrink_dentry_list+0x404/0x7d0 [ 71.246613][ T4687] shrink_dcache_parent+0xb0/0x364 [ 71.247539][ T4687] do_one_tree+0x2c/0xf4 [ 71.248311][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 71.249334][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 71.250303][ T4687] kill_block_super+0x78/0xe0 [ 71.251270][ T4687] deactivate_locked_super+0xc0/0x13c [ 71.252298][ T4687] deactivate_super+0xf0/0x110 [ 71.253198][ T4687] cleanup_mnt+0x3bc/0x470 [ 71.254034][ T4687] __cleanup_mnt+0x20/0x30 [ 71.254858][ T4687] task_work_run+0x13c/0x1e8 [ 71.255716][ T4687] do_notify_resume+0x2488/0x30a8 [ 71.256630][ T4687] el0_svc+0xf4/0x1d4 [ 71.257357][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 71.258284][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 71.259096][ T4687] irq event stamp: 260736 [ 71.259864][ T4687] hardirqs last enabled at (260735): [] __schedule+0xf20/0x1c6c [ 71.261524][ T4687] hardirqs last disabled at (260736): [] el1_dbg+0x24/0x80 [ 71.263073][ T4687] softirqs last enabled at (260392): [] local_bh_enable+0x10/0x34 [ 71.264760][ T4687] softirqs last disabled at (260390): [] local_bh_disable+0x10/0x34 [ 71.266503][ T4687] ---[ end trace b51c5475ae7e071e ]--- [ 71.404230][ T4865] EXT4-fs (loop0): Ignoring removed bh option [ 71.419432][ T4865] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 71.428914][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 71.430929][ T4687] ------------[ cut here ]------------ [ 71.431807][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 71.433542][ T4687] Modules linked in: [ 71.434253][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.435861][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 71.437615][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.438914][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 71.439942][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 71.440981][ T4687] sp : ffff80001f416f80 [ 71.441729][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa1b478 x27: ffff80001f4174d8 [ 71.443197][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000dcfab020 [ 71.444644][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000ceae0068 [ 71.446089][ T4687] x20: ffff0000dcfab020 x19: ffff0000ceae0000 x18: 0000000000000001 [ 71.447437][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 71.448832][ T4687] x14: 0000000000000001 x13: 1fffe000341c57ab x12: 0000000000000000 [ 71.450242][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 71.451632][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 71.453016][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008512750 [ 71.454391][ T4687] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.455780][ T4687] Call trace: [ 71.456348][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 71.457298][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 71.458197][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 71.459197][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 71.460182][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 71.461172][ T4687] ext4_dirty_inode+0xd4/0x110 [ 71.462028][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 71.462881][ T4687] iput+0x1bc/0x770 [ 71.463544][ T4687] dentry_unlink_inode+0x360/0x438 [ 71.464441][ T4687] __dentry_kill+0x318/0x590 [ 71.465257][ T4687] shrink_dentry_list+0x404/0x7d0 [ 71.466164][ T4687] shrink_dcache_parent+0xb0/0x364 [ 71.467089][ T4687] do_one_tree+0x2c/0xf4 [ 71.467857][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 71.468832][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 71.469735][ T4687] kill_block_super+0x78/0xe0 [ 71.470554][ T4687] deactivate_locked_super+0xc0/0x13c [ 71.471527][ T4687] deactivate_super+0xf0/0x110 [ 71.472359][ T4687] cleanup_mnt+0x3bc/0x470 [ 71.473138][ T4687] __cleanup_mnt+0x20/0x30 [ 71.473891][ T4687] task_work_run+0x13c/0x1e8 [ 71.474679][ T4687] do_notify_resume+0x2488/0x30a8 [ 71.475541][ T4687] el0_svc+0xf4/0x1d4 [ 71.476306][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 71.477196][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 71.478018][ T4687] irq event stamp: 266056 [ 71.478796][ T4687] hardirqs last enabled at (266055): [] __schedule+0xf20/0x1c6c [ 71.480492][ T4687] hardirqs last disabled at (266056): [] el1_dbg+0x24/0x80 [ 71.481992][ T4687] softirqs last enabled at (265716): [] local_bh_enable+0x10/0x34 [ 71.483639][ T4687] softirqs last disabled at (265714): [] local_bh_disable+0x10/0x34 [ 71.485323][ T4687] ---[ end trace b51c5475ae7e071f ]--- [ 71.588185][ T4869] EXT4-fs (loop0): Ignoring removed bh option [ 71.594813][ T4869] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 71.605597][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 71.607829][ T4687] ------------[ cut here ]------------ [ 71.608838][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 71.610486][ T4687] Modules linked in: [ 71.611107][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.612600][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 71.614405][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.615942][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 71.617005][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 71.618077][ T4687] sp : ffff80001f416f80 [ 71.618865][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa6be70 x27: ffff80001f4174d8 [ 71.620327][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000caf57020 [ 71.621736][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000ecd72068 [ 71.623246][ T4687] x20: ffff0000caf57020 x19: ffff0000ecd72000 x18: 0000000000000001 [ 71.624728][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 71.626216][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 71.627697][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 71.629205][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.630663][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 71.632313][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.633957][ T4687] Call trace: [ 71.634621][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 71.635700][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 71.636723][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 71.637804][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 71.638822][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 71.639839][ T4687] ext4_dirty_inode+0xd4/0x110 [ 71.640707][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 71.641621][ T4687] iput+0x1bc/0x770 [ 71.642311][ T4687] dentry_unlink_inode+0x360/0x438 [ 71.643235][ T4687] __dentry_kill+0x318/0x590 [ 71.644157][ T4687] shrink_dentry_list+0x404/0x7d0 [ 71.645029][ T4687] shrink_dcache_parent+0xb0/0x364 [ 71.646054][ T4687] do_one_tree+0x2c/0xf4 [ 71.646844][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 71.647844][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 71.648803][ T4687] kill_block_super+0x78/0xe0 [ 71.649666][ T4687] deactivate_locked_super+0xc0/0x13c [ 71.650638][ T4687] deactivate_super+0xf0/0x110 [ 71.651554][ T4687] cleanup_mnt+0x3bc/0x470 [ 71.652360][ T4687] __cleanup_mnt+0x20/0x30 [ 71.653193][ T4687] task_work_run+0x13c/0x1e8 [ 71.654045][ T4687] do_notify_resume+0x2488/0x30a8 [ 71.654954][ T4687] el0_svc+0xf4/0x1d4 [ 71.655726][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 71.656638][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 71.657455][ T4687] irq event stamp: 271460 [ 71.658232][ T4687] hardirqs last enabled at (271459): [] __up_console_sem+0xb4/0xfc [ 71.660002][ T4687] hardirqs last disabled at (271460): [] el1_dbg+0x24/0x80 [ 71.661645][ T4687] softirqs last enabled at (271128): [] local_bh_enable+0x10/0x34 [ 71.663400][ T4687] softirqs last disabled at (271126): [] local_bh_disable+0x10/0x34 [ 71.665160][ T4687] ---[ end trace b51c5475ae7e0720 ]--- [ 71.717493][ T4873] EXT4-fs (loop0): Ignoring removed bh option [ 71.728193][ T4873] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 71.754276][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 71.756511][ T4687] ------------[ cut here ]------------ [ 71.757421][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 71.759055][ T4687] Modules linked in: [ 71.759696][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.761082][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 71.762760][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.764205][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 71.765271][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 71.766277][ T4687] sp : ffff80001f416f80 [ 71.767008][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa6e650 x27: ffff80001f4174d8 [ 71.768472][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d8e2d820 [ 71.769960][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d0060068 [ 71.771403][ T4687] x20: ffff0000d8e2d820 x19: ffff0000d0060000 x18: 0000000000000001 [ 71.772878][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 71.774327][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 71.775778][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 71.777314][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.778813][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 71.780276][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.781715][ T4687] Call trace: [ 71.782287][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 71.783271][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 71.784237][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 71.785300][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 71.786310][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 71.787306][ T4687] ext4_dirty_inode+0xd4/0x110 [ 71.788145][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 71.789033][ T4687] iput+0x1bc/0x770 [ 71.789709][ T4687] dentry_unlink_inode+0x360/0x438 [ 71.790779][ T4687] __dentry_kill+0x318/0x590 [ 71.791616][ T4687] shrink_dentry_list+0x404/0x7d0 [ 71.792643][ T4687] shrink_dcache_parent+0xb0/0x364 [ 71.793662][ T4687] do_one_tree+0x2c/0xf4 [ 71.794452][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 71.795453][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 71.796406][ T4687] kill_block_super+0x78/0xe0 [ 71.797249][ T4687] deactivate_locked_super+0xc0/0x13c [ 71.798226][ T4687] deactivate_super+0xf0/0x110 [ 71.799096][ T4687] cleanup_mnt+0x3bc/0x470 [ 71.799864][ T4687] __cleanup_mnt+0x20/0x30 [ 71.800633][ T4687] task_work_run+0x13c/0x1e8 [ 71.801431][ T4687] do_notify_resume+0x2488/0x30a8 [ 71.802292][ T4687] el0_svc+0xf4/0x1d4 [ 71.802990][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 71.803852][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 71.804618][ T4687] irq event stamp: 276662 [ 71.805323][ T4687] hardirqs last enabled at (276661): [] __up_console_sem+0xb4/0xfc [ 71.806909][ T4687] hardirqs last disabled at (276662): [] el1_dbg+0x24/0x80 [ 71.808459][ T4687] softirqs last enabled at (276336): [] local_bh_enable+0x10/0x34 [ 71.810170][ T4687] softirqs last disabled at (276334): [] local_bh_disable+0x10/0x34 [ 71.811892][ T4687] ---[ end trace b51c5475ae7e0721 ]--- 1970/01/01 00:01:11 executed programs: 31 [ 71.855642][ T4877] set_capacity_and_notify: 19 callbacks suppressed [ 71.855652][ T4877] loop0: detected capacity change from 0 to 1024 [ 71.895812][ T4877] EXT4-fs (loop0): Ignoring removed bh option [ 71.906004][ T4877] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 71.924865][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 71.926899][ T4687] ------------[ cut here ]------------ [ 71.927852][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 71.929615][ T4687] Modules linked in: [ 71.930400][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 71.932142][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 71.934193][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 71.935582][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 71.936580][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 71.937552][ T4687] sp : ffff80001f416f80 [ 71.938415][ T4687] x29: ffff80001f4171c0 x28: ffff0000e25ca088 x27: ffff80001f4174d8 [ 71.939962][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d5ce4020 [ 71.941366][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000cf12c068 [ 71.942863][ T4687] x20: ffff0000d5ce4020 x19: ffff0000cf12c000 x18: 0000000000000001 [ 71.944286][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 71.945782][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 71.947179][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 71.948636][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.950082][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 71.951462][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.952925][ T4687] Call trace: [ 71.953524][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 71.954503][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 71.955459][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 71.956454][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 71.957484][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 71.958493][ T4687] ext4_dirty_inode+0xd4/0x110 [ 71.959345][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 71.960237][ T4687] iput+0x1bc/0x770 [ 71.960921][ T4687] dentry_unlink_inode+0x360/0x438 [ 71.961809][ T4687] __dentry_kill+0x318/0x590 [ 71.962629][ T4687] shrink_dentry_list+0x404/0x7d0 [ 71.963535][ T4687] shrink_dcache_parent+0xb0/0x364 [ 71.964452][ T4687] do_one_tree+0x2c/0xf4 [ 71.965215][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 71.966187][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 71.967136][ T4687] kill_block_super+0x78/0xe0 [ 71.967984][ T4687] deactivate_locked_super+0xc0/0x13c [ 71.968958][ T4687] deactivate_super+0xf0/0x110 [ 71.969739][ T4687] cleanup_mnt+0x3bc/0x470 [ 71.970501][ T4687] __cleanup_mnt+0x20/0x30 [ 71.971331][ T4687] task_work_run+0x13c/0x1e8 [ 71.972149][ T4687] do_notify_resume+0x2488/0x30a8 [ 71.973011][ T4687] el0_svc+0xf4/0x1d4 [ 71.973695][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 71.974541][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 71.975334][ T4687] irq event stamp: 282910 [ 71.976075][ T4687] hardirqs last enabled at (282909): [] __up_console_sem+0xb4/0xfc [ 71.977719][ T4687] hardirqs last disabled at (282910): [] el1_dbg+0x24/0x80 [ 71.979266][ T4687] softirqs last enabled at (282100): [] local_bh_enable+0x10/0x34 [ 71.980876][ T4687] softirqs last disabled at (282098): [] local_bh_disable+0x10/0x34 [ 71.982560][ T4687] ---[ end trace b51c5475ae7e0722 ]--- [ 72.014976][ T4881] loop0: detected capacity change from 0 to 1024 [ 72.045960][ T4881] EXT4-fs (loop0): Ignoring removed bh option [ 72.055425][ T4881] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 72.065189][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 72.067183][ T4687] ------------[ cut here ]------------ [ 72.068086][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 72.069604][ T4687] Modules linked in: [ 72.070355][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 72.071999][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 72.073911][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 72.075452][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 72.076490][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 72.077684][ T4687] sp : ffff80001f416f80 [ 72.078514][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa1e650 x27: ffff80001f4174d8 [ 72.080119][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d6fec820 [ 72.081694][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000eb556068 [ 72.083183][ T4687] x20: ffff0000d6fec820 x19: ffff0000eb556000 x18: 0000000000000001 [ 72.084667][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 72.086243][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 72.087661][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 72.089117][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.090564][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 72.092037][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.093498][ T4687] Call trace: [ 72.094072][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 72.095018][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 72.095961][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 72.097021][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 72.098011][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 72.098984][ T4687] ext4_dirty_inode+0xd4/0x110 [ 72.099795][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 72.100625][ T4687] iput+0x1bc/0x770 [ 72.101293][ T4687] dentry_unlink_inode+0x360/0x438 [ 72.102228][ T4687] __dentry_kill+0x318/0x590 [ 72.103045][ T4687] shrink_dentry_list+0x404/0x7d0 [ 72.103951][ T4687] shrink_dcache_parent+0xb0/0x364 [ 72.104894][ T4687] do_one_tree+0x2c/0xf4 [ 72.105672][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 72.106645][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 72.107588][ T4687] kill_block_super+0x78/0xe0 [ 72.108418][ T4687] deactivate_locked_super+0xc0/0x13c [ 72.109355][ T4687] deactivate_super+0xf0/0x110 [ 72.110210][ T4687] cleanup_mnt+0x3bc/0x470 [ 72.110996][ T4687] __cleanup_mnt+0x20/0x30 [ 72.111792][ T4687] task_work_run+0x13c/0x1e8 [ 72.112662][ T4687] do_notify_resume+0x2488/0x30a8 [ 72.113552][ T4687] el0_svc+0xf4/0x1d4 [ 72.114235][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 72.115210][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 72.116070][ T4687] irq event stamp: 288476 [ 72.116843][ T4687] hardirqs last enabled at (288475): [] __up_console_sem+0xb4/0xfc [ 72.118525][ T4687] hardirqs last disabled at (288476): [] el1_dbg+0x24/0x80 [ 72.120063][ T4687] softirqs last enabled at (288134): [] local_bh_enable+0x10/0x34 [ 72.121800][ T4687] softirqs last disabled at (288132): [] local_bh_disable+0x10/0x34 [ 72.123512][ T4687] ---[ end trace b51c5475ae7e0723 ]--- [ 72.198532][ T4885] loop0: detected capacity change from 0 to 1024 [ 72.201021][ T4885] EXT4-fs (loop0): Ignoring removed bh option [ 72.214624][ T4885] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 72.232688][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 72.235033][ T4687] ------------[ cut here ]------------ [ 72.236041][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 72.237749][ T4687] Modules linked in: [ 72.238358][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 72.239832][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 72.241465][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 72.242743][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 72.243715][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 72.244750][ T4687] sp : ffff80001f416f80 [ 72.245550][ T4687] x29: ffff80001f4171c0 x28: ffff0000e25cdc58 x27: ffff80001f4174d8 [ 72.246998][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000c8eb3020 [ 72.248430][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000e8fbe068 [ 72.249874][ T4687] x20: ffff0000c8eb3020 x19: ffff0000e8fbe000 x18: 1fffe000341c1596 [ 72.251267][ T4687] x17: 0000000000000003 x16: ffff80001137fc94 x15: ffff8000143bd000 [ 72.252646][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 72.254110][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 72.255589][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 72.257012][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 72.258434][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.259778][ T4687] Call trace: [ 72.260353][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 72.261501][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 72.262586][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 72.263734][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 72.264762][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 72.265747][ T4687] ext4_dirty_inode+0xd4/0x110 [ 72.266643][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 72.267496][ T4687] iput+0x1bc/0x770 [ 72.268176][ T4687] dentry_unlink_inode+0x360/0x438 [ 72.269148][ T4687] __dentry_kill+0x318/0x590 [ 72.270123][ T4687] shrink_dentry_list+0x404/0x7d0 [ 72.271136][ T4687] shrink_dcache_parent+0xb0/0x364 [ 72.272115][ T4687] do_one_tree+0x2c/0xf4 [ 72.272946][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 72.273931][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 72.274883][ T4687] kill_block_super+0x78/0xe0 [ 72.275730][ T4687] deactivate_locked_super+0xc0/0x13c [ 72.276841][ T4687] deactivate_super+0xf0/0x110 [ 72.277835][ T4687] cleanup_mnt+0x3bc/0x470 [ 72.278743][ T4687] __cleanup_mnt+0x20/0x30 [ 72.279628][ T4687] task_work_run+0x13c/0x1e8 [ 72.280511][ T4687] do_notify_resume+0x2488/0x30a8 [ 72.281447][ T4687] el0_svc+0xf4/0x1d4 [ 72.282207][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 72.283178][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 72.284036][ T4687] irq event stamp: 293802 [ 72.284858][ T4687] hardirqs last enabled at (293801): [] finish_lock_switch+0xb0/0x1c8 [ 72.286744][ T4687] hardirqs last disabled at (293802): [] el1_dbg+0x24/0x80 [ 72.288294][ T4687] softirqs last enabled at (293796): [] handle_softirqs+0xa70/0xc14 [ 72.290326][ T4687] softirqs last disabled at (293765): [] __irq_exit_rcu+0x240/0x434 [ 72.292160][ T4687] ---[ end trace b51c5475ae7e0724 ]--- [ 72.335655][ T4889] loop0: detected capacity change from 0 to 1024 [ 72.341505][ T4889] EXT4-fs (loop0): Ignoring removed bh option [ 72.354544][ T4889] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 72.365721][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 72.367822][ T4687] ------------[ cut here ]------------ [ 72.368717][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 72.370291][ T4687] Modules linked in: [ 72.370900][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 72.372304][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 72.374008][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 72.375444][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 72.376509][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 72.377567][ T4687] sp : ffff80001f416f80 [ 72.378318][ T4687] x29: ffff80001f4171c0 x28: ffff0000e25a9690 x27: ffff80001f4174d8 [ 72.379763][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d58f8020 [ 72.381454][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d0c04068 [ 72.383051][ T4687] x20: ffff0000d58f8020 x19: ffff0000d0c04000 x18: 1fffe000341c1596 [ 72.384623][ T4687] x17: 0000000000000003 x16: ffff80001137fc94 x15: ffff8000143bd000 [ 72.386120][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 72.387591][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 72.388967][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 72.390348][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 72.391720][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.393115][ T4687] Call trace: [ 72.393681][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 72.394683][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 72.395605][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 72.396656][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 72.397656][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 72.398656][ T4687] ext4_dirty_inode+0xd4/0x110 [ 72.399507][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 72.400400][ T4687] iput+0x1bc/0x770 [ 72.401063][ T4687] dentry_unlink_inode+0x360/0x438 [ 72.401930][ T4687] __dentry_kill+0x318/0x590 [ 72.402814][ T4687] shrink_dentry_list+0x404/0x7d0 [ 72.403721][ T4687] shrink_dcache_parent+0xb0/0x364 [ 72.404626][ T4687] do_one_tree+0x2c/0xf4 [ 72.405451][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 72.406460][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 72.407566][ T4687] kill_block_super+0x78/0xe0 [ 72.408506][ T4687] deactivate_locked_super+0xc0/0x13c [ 72.409563][ T4687] deactivate_super+0xf0/0x110 [ 72.410498][ T4687] cleanup_mnt+0x3bc/0x470 [ 72.411375][ T4687] __cleanup_mnt+0x20/0x30 [ 72.412206][ T4687] task_work_run+0x13c/0x1e8 [ 72.413073][ T4687] do_notify_resume+0x2488/0x30a8 [ 72.414004][ T4687] el0_svc+0xf4/0x1d4 [ 72.414753][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 72.415685][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 72.416521][ T4687] irq event stamp: 299504 [ 72.417296][ T4687] hardirqs last enabled at (299503): [] finish_lock_switch+0xb0/0x1c8 [ 72.419046][ T4687] hardirqs last disabled at (299504): [] el1_dbg+0x24/0x80 [ 72.420613][ T4687] softirqs last enabled at (299150): [] local_bh_enable+0x10/0x34 [ 72.422329][ T4687] softirqs last disabled at (299148): [] local_bh_disable+0x10/0x34 [ 72.424069][ T4687] ---[ end trace b51c5475ae7e0725 ]--- [ 72.515503][ T4894] loop0: detected capacity change from 0 to 1024 [ 72.555973][ T4894] EXT4-fs (loop0): Ignoring removed bh option [ 72.572344][ T4894] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 72.588859][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 72.590775][ T4687] ------------[ cut here ]------------ [ 72.591599][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 72.593361][ T4687] Modules linked in: [ 72.594063][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 72.595648][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 72.597471][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 72.598942][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 72.599994][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 72.600971][ T4687] sp : ffff80001f416f80 [ 72.601701][ T4687] x29: ffff80001f4171c0 x28: ffff0000e2538c98 x27: ffff80001f4174d8 [ 72.603087][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d10e3020 [ 72.604432][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c9a78068 [ 72.605801][ T4687] x20: ffff0000d10e3020 x19: ffff0000c9a78000 x18: 0000000000000001 [ 72.607150][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 72.608762][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 72.610342][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 72.611895][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.613329][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 72.614724][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.616159][ T4687] Call trace: [ 72.616744][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 72.617728][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 72.618655][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 72.619820][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 72.620864][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 72.621811][ T4687] ext4_dirty_inode+0xd4/0x110 [ 72.622631][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 72.623538][ T4687] iput+0x1bc/0x770 [ 72.624217][ T4687] dentry_unlink_inode+0x360/0x438 [ 72.625145][ T4687] __dentry_kill+0x318/0x590 [ 72.625962][ T4687] shrink_dentry_list+0x404/0x7d0 [ 72.626762][ T4687] shrink_dcache_parent+0xb0/0x364 [ 72.627660][ T4687] do_one_tree+0x2c/0xf4 [ 72.628380][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 72.629299][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 72.630178][ T4687] kill_block_super+0x78/0xe0 [ 72.630908][ T4687] deactivate_locked_super+0xc0/0x13c [ 72.631800][ T4687] deactivate_super+0xf0/0x110 [ 72.632592][ T4687] cleanup_mnt+0x3bc/0x470 [ 72.633360][ T4687] __cleanup_mnt+0x20/0x30 [ 72.634127][ T4687] task_work_run+0x13c/0x1e8 [ 72.634936][ T4687] do_notify_resume+0x2488/0x30a8 [ 72.635799][ T4687] el0_svc+0xf4/0x1d4 [ 72.636522][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 72.637393][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 72.638188][ T4687] irq event stamp: 304884 [ 72.638932][ T4687] hardirqs last enabled at (304883): [] __up_console_sem+0xb4/0xfc [ 72.640657][ T4687] hardirqs last disabled at (304884): [] el1_dbg+0x24/0x80 [ 72.642122][ T4687] softirqs last enabled at (304532): [] local_bh_enable+0x10/0x34 [ 72.643696][ T4687] softirqs last disabled at (304530): [] local_bh_disable+0x10/0x34 [ 72.645305][ T4687] ---[ end trace b51c5475ae7e0726 ]--- [ 72.685463][ T4899] loop0: detected capacity change from 0 to 1024 [ 72.735939][ T4899] EXT4-fs (loop0): Ignoring removed bh option [ 72.745196][ T4899] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 72.767654][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 72.769649][ T4687] ------------[ cut here ]------------ [ 72.770505][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 72.771996][ T4687] Modules linked in: [ 72.772621][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 72.774169][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 72.775833][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 72.777169][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 72.778148][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 72.779152][ T4687] sp : ffff80001f416f80 [ 72.779865][ T4687] x29: ffff80001f4171c0 x28: ffff0000e253be70 x27: ffff80001f4174d8 [ 72.781284][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000db9f4820 [ 72.782716][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000dc1b4068 [ 72.784116][ T4687] x20: ffff0000db9f4820 x19: ffff0000dc1b4000 x18: 0000000000000001 [ 72.785587][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 72.787011][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 72.788431][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 72.789882][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.791264][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 72.792666][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.794071][ T4687] Call trace: [ 72.794640][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 72.795569][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 72.796503][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 72.797509][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 72.798501][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 72.799509][ T4687] ext4_dirty_inode+0xd4/0x110 [ 72.800385][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 72.801320][ T4687] iput+0x1bc/0x770 [ 72.802000][ T4687] dentry_unlink_inode+0x360/0x438 [ 72.802912][ T4687] __dentry_kill+0x318/0x590 [ 72.803743][ T4687] shrink_dentry_list+0x404/0x7d0 [ 72.804652][ T4687] shrink_dcache_parent+0xb0/0x364 [ 72.805584][ T4687] do_one_tree+0x2c/0xf4 [ 72.806366][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 72.807373][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 72.808322][ T4687] kill_block_super+0x78/0xe0 [ 72.809138][ T4687] deactivate_locked_super+0xc0/0x13c [ 72.810083][ T4687] deactivate_super+0xf0/0x110 [ 72.810909][ T4687] cleanup_mnt+0x3bc/0x470 [ 72.811699][ T4687] __cleanup_mnt+0x20/0x30 [ 72.812455][ T4687] task_work_run+0x13c/0x1e8 [ 72.813254][ T4687] do_notify_resume+0x2488/0x30a8 [ 72.814175][ T4687] el0_svc+0xf4/0x1d4 [ 72.814876][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 72.815768][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 72.816563][ T4687] irq event stamp: 310196 [ 72.817291][ T4687] hardirqs last enabled at (310195): [] __up_console_sem+0xb4/0xfc [ 72.818969][ T4687] hardirqs last disabled at (310196): [] el1_dbg+0x24/0x80 [ 72.820491][ T4687] softirqs last enabled at (309866): [] local_bh_enable+0x10/0x34 [ 72.822139][ T4687] softirqs last disabled at (309864): [] local_bh_disable+0x10/0x34 [ 72.823790][ T4687] ---[ end trace b51c5475ae7e0727 ]--- [ 72.885661][ T4903] loop0: detected capacity change from 0 to 1024 [ 72.888168][ T4903] EXT4-fs (loop0): Ignoring removed bh option [ 72.899645][ T4903] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 72.910555][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 72.912681][ T4687] ------------[ cut here ]------------ [ 72.913615][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 72.915387][ T4687] Modules linked in: [ 72.916116][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 72.917790][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 72.919625][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 72.920980][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 72.921968][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 72.922953][ T4687] sp : ffff80001f416f80 [ 72.923665][ T4687] x29: ffff80001f4171c0 x28: ffff0000e253e650 x27: ffff80001f4174d8 [ 72.925069][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000dbd7f820 [ 72.926398][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000dcdf6068 [ 72.927740][ T4687] x20: ffff0000dbd7f820 x19: ffff0000dcdf6000 x18: 0000000000000001 [ 72.929148][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 72.930519][ T4687] x14: 0000000000000001 x13: 1fffe000341c57ab x12: 0000000000000000 [ 72.932150][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 72.933813][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.935419][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff800008512750 [ 72.936984][ T4687] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.938473][ T4687] Call trace: [ 72.939059][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 72.940026][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 72.940994][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 72.942032][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 72.942983][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 72.943936][ T4687] ext4_dirty_inode+0xd4/0x110 [ 72.944785][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 72.945642][ T4687] iput+0x1bc/0x770 [ 72.946314][ T4687] dentry_unlink_inode+0x360/0x438 [ 72.947160][ T4687] __dentry_kill+0x318/0x590 [ 72.947921][ T4687] shrink_dentry_list+0x404/0x7d0 [ 72.948755][ T4687] shrink_dcache_parent+0xb0/0x364 [ 72.949615][ T4687] do_one_tree+0x2c/0xf4 [ 72.950295][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 72.951198][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 72.952068][ T4687] kill_block_super+0x78/0xe0 [ 72.952858][ T4687] deactivate_locked_super+0xc0/0x13c [ 72.953766][ T4687] deactivate_super+0xf0/0x110 [ 72.954552][ T4687] cleanup_mnt+0x3bc/0x470 [ 72.955359][ T4687] __cleanup_mnt+0x20/0x30 [ 72.956106][ T4687] task_work_run+0x13c/0x1e8 [ 72.956907][ T4687] do_notify_resume+0x2488/0x30a8 [ 72.957829][ T4687] el0_svc+0xf4/0x1d4 [ 72.958523][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 72.959375][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 72.960150][ T4687] irq event stamp: 315436 [ 72.960874][ T4687] hardirqs last enabled at (315435): [] __up_console_sem+0xb4/0xfc [ 72.962545][ T4687] hardirqs last disabled at (315436): [] el1_dbg+0x24/0x80 [ 72.964051][ T4687] softirqs last enabled at (315096): [] local_bh_enable+0x10/0x34 [ 72.965673][ T4687] softirqs last disabled at (315094): [] local_bh_disable+0x10/0x34 [ 72.967299][ T4687] ---[ end trace b51c5475ae7e0728 ]--- [ 73.074873][ T4907] loop0: detected capacity change from 0 to 1024 [ 73.108971][ T4907] EXT4-fs (loop0): Ignoring removed bh option [ 73.129374][ T4907] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 73.145382][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 73.147393][ T4687] ------------[ cut here ]------------ [ 73.148242][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 73.149878][ T4687] Modules linked in: [ 73.150543][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.152011][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 73.153714][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.155086][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 73.156086][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 73.157115][ T4687] sp : ffff80001f416f80 [ 73.157879][ T4687] x29: ffff80001f4171c0 x28: ffff0000e261b478 x27: ffff80001f4174d8 [ 73.159485][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000c877c020 [ 73.161001][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d5fea068 [ 73.162477][ T4687] x20: ffff0000c877c020 x19: ffff0000d5fea000 x18: 0000000000000001 [ 73.163869][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 73.165523][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 73.167234][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 73.168904][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.170511][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 73.172139][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.173784][ T4687] Call trace: [ 73.174427][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 73.175458][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 73.176421][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 73.177484][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 73.178506][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 73.179480][ T4687] ext4_dirty_inode+0xd4/0x110 [ 73.180339][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 73.181234][ T4687] iput+0x1bc/0x770 [ 73.181913][ T4687] dentry_unlink_inode+0x360/0x438 [ 73.182809][ T4687] __dentry_kill+0x318/0x590 [ 73.183625][ T4687] shrink_dentry_list+0x404/0x7d0 [ 73.184527][ T4687] shrink_dcache_parent+0xb0/0x364 [ 73.185441][ T4687] do_one_tree+0x2c/0xf4 [ 73.186206][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 73.187292][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 73.188321][ T4687] kill_block_super+0x78/0xe0 [ 73.189176][ T4687] deactivate_locked_super+0xc0/0x13c [ 73.190163][ T4687] deactivate_super+0xf0/0x110 [ 73.191026][ T4687] cleanup_mnt+0x3bc/0x470 [ 73.191823][ T4687] __cleanup_mnt+0x20/0x30 [ 73.192637][ T4687] task_work_run+0x13c/0x1e8 [ 73.193505][ T4687] do_notify_resume+0x2488/0x30a8 [ 73.194447][ T4687] el0_svc+0xf4/0x1d4 [ 73.195129][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 73.196014][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 73.196807][ T4687] irq event stamp: 321430 [ 73.197575][ T4687] hardirqs last enabled at (321429): [] __up_console_sem+0xb4/0xfc [ 73.199343][ T4687] hardirqs last disabled at (321430): [] el1_dbg+0x24/0x80 [ 73.200850][ T4687] softirqs last enabled at (321104): [] local_bh_enable+0x10/0x34 [ 73.202507][ T4687] softirqs last disabled at (321102): [] local_bh_disable+0x10/0x34 [ 73.204138][ T4687] ---[ end trace b51c5475ae7e0729 ]--- [ 73.268585][ T4913] loop0: detected capacity change from 0 to 1024 [ 73.317435][ T4913] EXT4-fs (loop0): Ignoring removed bh option [ 73.324507][ T4913] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 73.337542][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 73.339511][ T4687] ------------[ cut here ]------------ [ 73.340470][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 73.342136][ T4687] Modules linked in: [ 73.342858][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.344498][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 73.346393][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.347845][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 73.348889][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 73.349899][ T4687] sp : ffff80001f416f80 [ 73.350637][ T4687] x29: ffff80001f4171c0 x28: ffff0000e25ad260 x27: ffff80001f4174d8 [ 73.352132][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d12c4020 [ 73.353632][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d6de6068 [ 73.355092][ T4687] x20: ffff0000d12c4020 x19: ffff0000d6de6000 x18: 0000000000000001 [ 73.356609][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 73.358076][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 73.359526][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 73.360893][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.362338][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 73.363804][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.365265][ T4687] Call trace: [ 73.365849][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 73.366800][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 73.367704][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 73.368769][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 73.369825][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 73.370819][ T4687] ext4_dirty_inode+0xd4/0x110 [ 73.371716][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 73.372792][ T4687] iput+0x1bc/0x770 [ 73.373618][ T4687] dentry_unlink_inode+0x360/0x438 [ 73.374693][ T4687] __dentry_kill+0x318/0x590 [ 73.375527][ T4687] shrink_dentry_list+0x404/0x7d0 [ 73.376583][ T4687] shrink_dcache_parent+0xb0/0x364 [ 73.377561][ T4687] do_one_tree+0x2c/0xf4 [ 73.378455][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 73.379601][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 73.380635][ T4687] kill_block_super+0x78/0xe0 [ 73.381575][ T4687] deactivate_locked_super+0xc0/0x13c [ 73.382571][ T4687] deactivate_super+0xf0/0x110 [ 73.383444][ T4687] cleanup_mnt+0x3bc/0x470 [ 73.384236][ T4687] __cleanup_mnt+0x20/0x30 [ 73.385014][ T4687] task_work_run+0x13c/0x1e8 [ 73.385855][ T4687] do_notify_resume+0x2488/0x30a8 [ 73.386766][ T4687] el0_svc+0xf4/0x1d4 [ 73.387465][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 73.388286][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 73.389077][ T4687] irq event stamp: 326562 [ 73.389884][ T4687] hardirqs last enabled at (326561): [] __up_console_sem+0xb4/0xfc [ 73.391563][ T4687] hardirqs last disabled at (326562): [] el1_dbg+0x24/0x80 [ 73.393167][ T4687] softirqs last enabled at (326236): [] local_bh_enable+0x10/0x34 [ 73.394817][ T4687] softirqs last disabled at (326234): [] local_bh_disable+0x10/0x34 [ 73.396467][ T4687] ---[ end trace b51c5475ae7e072a ]--- [ 73.446612][ T4917] loop0: detected capacity change from 0 to 1024 [ 73.490885][ T4917] EXT4-fs (loop0): Ignoring removed bh option [ 73.494801][ T4917] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 73.519794][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 73.521945][ T4687] ------------[ cut here ]------------ [ 73.522801][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 73.524613][ T4687] Modules linked in: [ 73.525342][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.526964][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 73.528939][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.530422][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 73.531461][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 73.532483][ T4687] sp : ffff80001f416f80 [ 73.533228][ T4687] x29: ffff80001f4171c0 x28: ffff0000e261dc58 x27: ffff80001f4174d8 [ 73.534720][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d9ea3820 [ 73.536258][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d6a7e068 [ 73.537932][ T4687] x20: ffff0000d9ea3820 x19: ffff0000d6a7e000 x18: 0000000000000001 [ 73.539595][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 73.541268][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 73.542854][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 73.544368][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.545913][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 73.547463][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.548949][ T4687] Call trace: [ 73.549530][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 73.550543][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 73.551503][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 73.552583][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 73.553594][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 73.554738][ T4687] ext4_dirty_inode+0xd4/0x110 [ 73.555627][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 73.556489][ T4687] iput+0x1bc/0x770 [ 73.557152][ T4687] dentry_unlink_inode+0x360/0x438 [ 73.558047][ T4687] __dentry_kill+0x318/0x590 [ 73.558986][ T4687] shrink_dentry_list+0x404/0x7d0 [ 73.560004][ T4687] shrink_dcache_parent+0xb0/0x364 [ 73.561070][ T4687] do_one_tree+0x2c/0xf4 [ 73.561876][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 73.562867][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 73.563852][ T4687] kill_block_super+0x78/0xe0 [ 73.564698][ T4687] deactivate_locked_super+0xc0/0x13c [ 73.565685][ T4687] deactivate_super+0xf0/0x110 [ 73.566576][ T4687] cleanup_mnt+0x3bc/0x470 [ 73.567395][ T4687] __cleanup_mnt+0x20/0x30 [ 73.568221][ T4687] task_work_run+0x13c/0x1e8 [ 73.569084][ T4687] do_notify_resume+0x2488/0x30a8 [ 73.570078][ T4687] el0_svc+0xf4/0x1d4 [ 73.570889][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 73.571856][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 73.572732][ T4687] irq event stamp: 331820 [ 73.573568][ T4687] hardirqs last enabled at (331819): [] __up_console_sem+0xb4/0xfc [ 73.575415][ T4687] hardirqs last disabled at (331820): [] el1_dbg+0x24/0x80 [ 73.577171][ T4687] softirqs last enabled at (331480): [] local_bh_enable+0x10/0x34 [ 73.578840][ T4687] softirqs last disabled at (331478): [] local_bh_disable+0x10/0x34 [ 73.580560][ T4687] ---[ end trace b51c5475ae7e072b ]--- [ 73.665545][ T4921] EXT4-fs (loop0): Ignoring removed bh option [ 73.684850][ T4921] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 73.693910][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 73.703034][ T4687] ------------[ cut here ]------------ [ 73.704171][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 73.706067][ T4687] Modules linked in: [ 73.706847][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.708520][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 73.710369][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.711813][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 73.712899][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 73.713937][ T4687] sp : ffff80001f416f80 [ 73.714702][ T4687] x29: ffff80001f4171c0 x28: ffff0000e27da088 x27: ffff80001f4174d8 [ 73.716238][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000ec5ae020 [ 73.717769][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d7fc6068 [ 73.719293][ T4687] x20: ffff0000ec5ae020 x19: ffff0000d7fc6000 x18: 0000000000000002 [ 73.720772][ T4687] x17: 0000000040000000 x16: ffff80001137fc94 x15: 0000000000000002 [ 73.722410][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 73.724102][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 73.725597][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 73.727053][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 73.728497][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.730012][ T4687] Call trace: [ 73.730614][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 73.731633][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 73.732594][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 73.733657][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 73.734824][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 73.735889][ T4687] ext4_dirty_inode+0xd4/0x110 [ 73.736818][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 73.737771][ T4687] iput+0x1bc/0x770 [ 73.738476][ T4687] dentry_unlink_inode+0x360/0x438 [ 73.739423][ T4687] __dentry_kill+0x318/0x590 [ 73.740249][ T4687] shrink_dentry_list+0x404/0x7d0 [ 73.741152][ T4687] shrink_dcache_parent+0xb0/0x364 [ 73.742096][ T4687] do_one_tree+0x2c/0xf4 [ 73.742841][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 73.743783][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 73.744721][ T4687] kill_block_super+0x78/0xe0 [ 73.745537][ T4687] deactivate_locked_super+0xc0/0x13c [ 73.746446][ T4687] deactivate_super+0xf0/0x110 [ 73.747321][ T4687] cleanup_mnt+0x3bc/0x470 [ 73.748146][ T4687] __cleanup_mnt+0x20/0x30 [ 73.748970][ T4687] task_work_run+0x13c/0x1e8 [ 73.749846][ T4687] do_notify_resume+0x2488/0x30a8 [ 73.750779][ T4687] el0_svc+0xf4/0x1d4 [ 73.751510][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 73.752407][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 73.753169][ T4687] irq event stamp: 337242 [ 73.753943][ T4687] hardirqs last enabled at (337241): [] finish_lock_switch+0xb0/0x1c8 [ 73.755952][ T4687] hardirqs last disabled at (337242): [] el1_dbg+0x24/0x80 [ 73.757572][ T4687] softirqs last enabled at (336918): [] local_bh_enable+0x10/0x34 [ 73.759304][ T4687] softirqs last disabled at (336916): [] local_bh_disable+0x10/0x34 [ 73.761057][ T4687] ---[ end trace b51c5475ae7e072c ]--- [ 73.809935][ T4926] EXT4-fs (loop0): Ignoring removed bh option [ 73.827375][ T4926] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 73.841918][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 73.844868][ T4687] ------------[ cut here ]------------ [ 73.845811][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 73.847363][ T4687] Modules linked in: [ 73.847962][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.849452][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 73.851120][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.852439][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 73.853426][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 73.854515][ T4687] sp : ffff80001f416f80 [ 73.855302][ T4687] x29: ffff80001f4171c0 x28: ffff0000e27802a0 x27: ffff80001f4174d8 [ 73.856824][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d0e92020 [ 73.858274][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000ce67a068 [ 73.859735][ T4687] x20: ffff0000d0e92020 x19: ffff0000ce67a000 x18: 1fffe000341c5796 [ 73.861189][ T4687] x17: 0000000000000003 x16: ffff80001137fc94 x15: ffff8000143bd000 [ 73.862624][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 73.864097][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 73.865549][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 73.866990][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 73.868434][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.869991][ T4687] Call trace: [ 73.870526][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 73.871433][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 73.872324][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 73.873281][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 73.874215][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 73.875114][ T4687] ext4_dirty_inode+0xd4/0x110 [ 73.875884][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 73.876755][ T4687] iput+0x1bc/0x770 [ 73.877389][ T4687] dentry_unlink_inode+0x360/0x438 [ 73.878241][ T4687] __dentry_kill+0x318/0x590 [ 73.879016][ T4687] shrink_dentry_list+0x404/0x7d0 [ 73.879864][ T4687] shrink_dcache_parent+0xb0/0x364 [ 73.880765][ T4687] do_one_tree+0x2c/0xf4 [ 73.881497][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 73.882420][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 73.883298][ T4687] kill_block_super+0x78/0xe0 [ 73.884091][ T4687] deactivate_locked_super+0xc0/0x13c [ 73.884987][ T4687] deactivate_super+0xf0/0x110 [ 73.885772][ T4687] cleanup_mnt+0x3bc/0x470 [ 73.886537][ T4687] __cleanup_mnt+0x20/0x30 [ 73.887306][ T4687] task_work_run+0x13c/0x1e8 [ 73.888124][ T4687] do_notify_resume+0x2488/0x30a8 [ 73.888985][ T4687] el0_svc+0xf4/0x1d4 [ 73.889658][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 73.890508][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 73.891263][ T4687] irq event stamp: 342178 [ 73.891995][ T4687] hardirqs last enabled at (342177): [] finish_lock_switch+0xb0/0x1c8 [ 73.893657][ T4687] hardirqs last disabled at (342178): [] el1_dbg+0x24/0x80 [ 73.895155][ T4687] softirqs last enabled at (342172): [] handle_softirqs+0xa70/0xc14 [ 73.896798][ T4687] softirqs last disabled at (342159): [] __irq_exit_rcu+0x240/0x434 [ 73.898428][ T4687] ---[ end trace b51c5475ae7e072d ]--- [ 74.024695][ T4930] EXT4-fs (loop0): Ignoring removed bh option [ 74.036925][ T4930] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 74.046987][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 74.048883][ T4687] ------------[ cut here ]------------ [ 74.049711][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 74.051271][ T4687] Modules linked in: [ 74.051889][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.053406][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 74.055193][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.056845][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 74.058054][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 74.059147][ T4687] sp : ffff80001f416f80 [ 74.059972][ T4687] x29: ffff80001f4171c0 x28: ffff0000e27daa80 x27: ffff80001f4174d8 [ 74.061511][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000dd9a7820 [ 74.063045][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d83f8068 [ 74.064677][ T4687] x20: ffff0000dd9a7820 x19: ffff0000d83f8000 x18: 0000000000000001 [ 74.066157][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 74.067711][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 74.069432][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 74.071144][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.072711][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 74.074220][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.075765][ T4687] Call trace: [ 74.076391][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 74.077403][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 74.078502][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 74.079742][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 74.080817][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 74.081848][ T4687] ext4_dirty_inode+0xd4/0x110 [ 74.082732][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 74.083674][ T4687] iput+0x1bc/0x770 [ 74.084390][ T4687] dentry_unlink_inode+0x360/0x438 [ 74.085290][ T4687] __dentry_kill+0x318/0x590 [ 74.086178][ T4687] shrink_dentry_list+0x404/0x7d0 [ 74.087192][ T4687] shrink_dcache_parent+0xb0/0x364 [ 74.088126][ T4687] do_one_tree+0x2c/0xf4 [ 74.088926][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 74.089972][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 74.090941][ T4687] kill_block_super+0x78/0xe0 [ 74.091786][ T4687] deactivate_locked_super+0xc0/0x13c [ 74.092779][ T4687] deactivate_super+0xf0/0x110 [ 74.093632][ T4687] cleanup_mnt+0x3bc/0x470 [ 74.094370][ T4687] __cleanup_mnt+0x20/0x30 [ 74.095094][ T4687] task_work_run+0x13c/0x1e8 [ 74.095850][ T4687] do_notify_resume+0x2488/0x30a8 [ 74.096695][ T4687] el0_svc+0xf4/0x1d4 [ 74.097381][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 74.098275][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 74.099133][ T4687] irq event stamp: 347112 [ 74.099935][ T4687] hardirqs last enabled at (347111): [] __up_console_sem+0xb4/0xfc [ 74.101786][ T4687] hardirqs last disabled at (347112): [] el1_dbg+0x24/0x80 [ 74.103324][ T4687] softirqs last enabled at (346778): [] local_bh_enable+0x10/0x34 [ 74.105002][ T4687] softirqs last disabled at (346776): [] local_bh_disable+0x10/0x34 [ 74.106676][ T4687] ---[ end trace b51c5475ae7e072e ]--- [ 74.213912][ T4934] EXT4-fs (loop0): Ignoring removed bh option [ 74.224977][ T4934] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 74.234260][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 74.236336][ T4687] ------------[ cut here ]------------ [ 74.237217][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 74.238883][ T4687] Modules linked in: [ 74.239527][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.241105][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 74.242829][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.244323][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 74.245449][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 74.246567][ T4687] sp : ffff80001f416f80 [ 74.247377][ T4687] x29: ffff80001f4171c0 x28: ffff0000dd7bd260 x27: ffff80001f4174d8 [ 74.248891][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000ce85b020 [ 74.250272][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d84e4068 [ 74.251689][ T4687] x20: ffff0000ce85b020 x19: ffff0000d84e4000 x18: 0000000000000001 [ 74.253211][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 74.254731][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 74.256162][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 74.257667][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.259252][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 74.260696][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.262174][ T4687] Call trace: [ 74.262774][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 74.263747][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 74.264707][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 74.265771][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 74.266868][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 74.267901][ T4687] ext4_dirty_inode+0xd4/0x110 [ 74.268827][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 74.269703][ T4687] iput+0x1bc/0x770 [ 74.270380][ T4687] dentry_unlink_inode+0x360/0x438 [ 74.271288][ T4687] __dentry_kill+0x318/0x590 [ 74.272109][ T4687] shrink_dentry_list+0x404/0x7d0 [ 74.273050][ T4687] shrink_dcache_parent+0xb0/0x364 [ 74.273959][ T4687] do_one_tree+0x2c/0xf4 [ 74.274707][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 74.275709][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 74.276658][ T4687] kill_block_super+0x78/0xe0 [ 74.277539][ T4687] deactivate_locked_super+0xc0/0x13c [ 74.278564][ T4687] deactivate_super+0xf0/0x110 [ 74.279427][ T4687] cleanup_mnt+0x3bc/0x470 [ 74.280249][ T4687] __cleanup_mnt+0x20/0x30 [ 74.281098][ T4687] task_work_run+0x13c/0x1e8 [ 74.281922][ T4687] do_notify_resume+0x2488/0x30a8 [ 74.282869][ T4687] el0_svc+0xf4/0x1d4 [ 74.283595][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 74.284523][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 74.285377][ T4687] irq event stamp: 352718 [ 74.286186][ T4687] hardirqs last enabled at (352717): [] __up_console_sem+0xb4/0xfc [ 74.287982][ T4687] hardirqs last disabled at (352718): [] el1_dbg+0x24/0x80 [ 74.289535][ T4687] softirqs last enabled at (352378): [] local_bh_enable+0x10/0x34 [ 74.291156][ T4687] softirqs last disabled at (352376): [] local_bh_disable+0x10/0x34 [ 74.292895][ T4687] ---[ end trace b51c5475ae7e072f ]--- [ 74.395799][ T4938] EXT4-fs (loop0): Ignoring removed bh option [ 74.405087][ T4938] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 74.414076][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 74.416119][ T4687] ------------[ cut here ]------------ [ 74.417086][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 74.418794][ T4687] Modules linked in: [ 74.419453][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.420891][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 74.422438][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.423915][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 74.425022][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 74.426041][ T4687] sp : ffff80001f416f80 [ 74.426784][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef828c98 x27: ffff80001f4174d8 [ 74.428185][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d9ea5820 [ 74.429639][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000ceaea068 [ 74.431081][ T4687] x20: ffff0000d9ea5820 x19: ffff0000ceaea000 x18: 1fffe000341c1596 [ 74.432589][ T4687] x17: 0000000000000003 x16: ffff80001137fc94 x15: ffff8000143bd000 [ 74.434010][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 74.435426][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 74.436801][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 74.438218][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 74.439671][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.441099][ T4687] Call trace: [ 74.441674][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 74.442647][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 74.443614][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 74.444685][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 74.445671][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 74.446647][ T4687] ext4_dirty_inode+0xd4/0x110 [ 74.447469][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 74.448315][ T4687] iput+0x1bc/0x770 [ 74.449069][ T4687] dentry_unlink_inode+0x360/0x438 [ 74.450064][ T4687] __dentry_kill+0x318/0x590 [ 74.450977][ T4687] shrink_dentry_list+0x404/0x7d0 [ 74.451904][ T4687] shrink_dcache_parent+0xb0/0x364 [ 74.452832][ T4687] do_one_tree+0x2c/0xf4 [ 74.453703][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 74.454755][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 74.455721][ T4687] kill_block_super+0x78/0xe0 [ 74.456543][ T4687] deactivate_locked_super+0xc0/0x13c [ 74.457505][ T4687] deactivate_super+0xf0/0x110 [ 74.458354][ T4687] cleanup_mnt+0x3bc/0x470 [ 74.459159][ T4687] __cleanup_mnt+0x20/0x30 [ 74.459944][ T4687] task_work_run+0x13c/0x1e8 [ 74.460792][ T4687] do_notify_resume+0x2488/0x30a8 [ 74.461663][ T4687] el0_svc+0xf4/0x1d4 [ 74.462403][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 74.463267][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 74.464078][ T4687] irq event stamp: 358156 [ 74.464820][ T4687] hardirqs last enabled at (358155): [] finish_lock_switch+0xb0/0x1c8 [ 74.466475][ T4687] hardirqs last disabled at (358156): [] el1_dbg+0x24/0x80 [ 74.468019][ T4687] softirqs last enabled at (357810): [] local_bh_enable+0x10/0x34 [ 74.469761][ T4687] softirqs last disabled at (357808): [] local_bh_disable+0x10/0x34 [ 74.471444][ T4687] ---[ end trace b51c5475ae7e0730 ]--- [ 74.556052][ T4942] EXT4-fs (loop0): Ignoring removed bh option [ 74.574539][ T4942] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 74.583699][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 74.585686][ T4687] ------------[ cut here ]------------ [ 74.586618][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 74.588337][ T4687] Modules linked in: [ 74.589049][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.590605][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 74.592502][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.593957][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 74.595024][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 74.596084][ T4687] sp : ffff80001f416f80 [ 74.596845][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef82be70 x27: ffff80001f4174d8 [ 74.598376][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d84cf820 [ 74.599902][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000da628068 [ 74.601405][ T4687] x20: ffff0000d84cf820 x19: ffff0000da628000 x18: 0000000000000001 [ 74.602905][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 74.604425][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 74.605864][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 74.607388][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.608873][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 74.610433][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.611921][ T4687] Call trace: [ 74.612537][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 74.613540][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 74.614482][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 74.615525][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 74.616519][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 74.617485][ T4687] ext4_dirty_inode+0xd4/0x110 [ 74.618340][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 74.619298][ T4687] iput+0x1bc/0x770 [ 74.619990][ T4687] dentry_unlink_inode+0x360/0x438 [ 74.620975][ T4687] __dentry_kill+0x318/0x590 [ 74.621844][ T4687] shrink_dentry_list+0x404/0x7d0 [ 74.622808][ T4687] shrink_dcache_parent+0xb0/0x364 [ 74.623726][ T4687] do_one_tree+0x2c/0xf4 [ 74.624497][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 74.625471][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 74.626406][ T4687] kill_block_super+0x78/0xe0 [ 74.627246][ T4687] deactivate_locked_super+0xc0/0x13c [ 74.628205][ T4687] deactivate_super+0xf0/0x110 [ 74.629041][ T4687] cleanup_mnt+0x3bc/0x470 [ 74.629835][ T4687] __cleanup_mnt+0x20/0x30 [ 74.630636][ T4687] task_work_run+0x13c/0x1e8 [ 74.631482][ T4687] do_notify_resume+0x2488/0x30a8 [ 74.632417][ T4687] el0_svc+0xf4/0x1d4 [ 74.633160][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 74.634078][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 74.634909][ T4687] irq event stamp: 363136 [ 74.635681][ T4687] hardirqs last enabled at (363135): [] __up_console_sem+0xb4/0xfc [ 74.637442][ T4687] hardirqs last disabled at (363136): [] el1_dbg+0x24/0x80 [ 74.639019][ T4687] softirqs last enabled at (362856): [] handle_softirqs+0xa70/0xc14 [ 74.640767][ T4687] softirqs last disabled at (362851): [] __irq_exit_rcu+0x240/0x434 [ 74.642461][ T4687] ---[ end trace b51c5475ae7e0731 ]--- [ 74.730041][ T4947] EXT4-fs (loop0): Ignoring removed bh option [ 74.735567][ T4947] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 74.746643][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 74.748624][ T4687] ------------[ cut here ]------------ [ 74.749559][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 74.751206][ T4687] Modules linked in: [ 74.751896][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.753424][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 74.755389][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.756889][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 74.757911][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 74.758974][ T4687] sp : ffff80001f416f80 [ 74.759670][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef803478 x27: ffff80001f4174d8 [ 74.761083][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d9faa820 [ 74.762458][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000cd87a068 [ 74.763867][ T4687] x20: ffff0000d9faa820 x19: ffff0000cd87a000 x18: 0000000000000001 [ 74.765250][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 74.766674][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 74.768084][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 74.769476][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.770874][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 74.772287][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.773641][ T4687] Call trace: [ 74.774230][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 74.775173][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 74.776082][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 74.777084][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 74.778077][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 74.778992][ T4687] ext4_dirty_inode+0xd4/0x110 [ 74.779850][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 74.780756][ T4687] iput+0x1bc/0x770 [ 74.781450][ T4687] dentry_unlink_inode+0x360/0x438 [ 74.782347][ T4687] __dentry_kill+0x318/0x590 [ 74.783175][ T4687] shrink_dentry_list+0x404/0x7d0 [ 74.784136][ T4687] shrink_dcache_parent+0xb0/0x364 [ 74.785120][ T4687] do_one_tree+0x2c/0xf4 [ 74.785941][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 74.786992][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 74.787996][ T4687] kill_block_super+0x78/0xe0 [ 74.788899][ T4687] deactivate_locked_super+0xc0/0x13c [ 74.789918][ T4687] deactivate_super+0xf0/0x110 [ 74.790811][ T4687] cleanup_mnt+0x3bc/0x470 [ 74.791642][ T4687] __cleanup_mnt+0x20/0x30 [ 74.792434][ T4687] task_work_run+0x13c/0x1e8 [ 74.793277][ T4687] do_notify_resume+0x2488/0x30a8 [ 74.794177][ T4687] el0_svc+0xf4/0x1d4 [ 74.794856][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 74.795703][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 74.796499][ T4687] irq event stamp: 368302 [ 74.797266][ T4687] hardirqs last enabled at (368301): [] __up_console_sem+0xb4/0xfc [ 74.798940][ T4687] hardirqs last disabled at (368302): [] el1_dbg+0x24/0x80 [ 74.800505][ T4687] softirqs last enabled at (367624): [] local_bh_enable+0x10/0x34 [ 74.802211][ T4687] softirqs last disabled at (367622): [] local_bh_disable+0x10/0x34 [ 74.803895][ T4687] ---[ end trace b51c5475ae7e0732 ]--- [ 74.856472][ T4951] EXT4-fs (loop0): Ignoring removed bh option [ 74.869747][ T4951] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 74.884167][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 74.886224][ T4687] ------------[ cut here ]------------ [ 74.887135][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 74.889054][ T4687] Modules linked in: [ 74.889750][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.891221][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 74.892811][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.894153][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 74.895165][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 74.896168][ T4687] sp : ffff80001f416f80 [ 74.896881][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef82f048 x27: ffff80001f4174d8 [ 74.898296][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d626d020 [ 74.899723][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000da42c068 [ 74.901104][ T4687] x20: ffff0000d626d020 x19: ffff0000da42c000 x18: 0000000000000001 [ 74.902563][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 74.904008][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 74.905476][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 74.906908][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.908344][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 74.909767][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.911209][ T4687] Call trace: [ 74.911822][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 74.912770][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 74.913682][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 74.914684][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 74.915704][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 74.916734][ T4687] ext4_dirty_inode+0xd4/0x110 [ 74.917587][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 74.918501][ T4687] iput+0x1bc/0x770 [ 74.919152][ T4687] dentry_unlink_inode+0x360/0x438 [ 74.920033][ T4687] __dentry_kill+0x318/0x590 [ 74.920866][ T4687] shrink_dentry_list+0x404/0x7d0 [ 74.921762][ T4687] shrink_dcache_parent+0xb0/0x364 [ 74.922640][ T4687] do_one_tree+0x2c/0xf4 [ 74.923388][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 74.924389][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 74.925406][ T4687] kill_block_super+0x78/0xe0 [ 74.926282][ T4687] deactivate_locked_super+0xc0/0x13c [ 74.927300][ T4687] deactivate_super+0xf0/0x110 [ 74.928189][ T4687] cleanup_mnt+0x3bc/0x470 [ 74.928961][ T4687] __cleanup_mnt+0x20/0x30 [ 74.929748][ T4687] task_work_run+0x13c/0x1e8 [ 74.930558][ T4687] do_notify_resume+0x2488/0x30a8 [ 74.931480][ T4687] el0_svc+0xf4/0x1d4 [ 74.932170][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 74.933089][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 74.933889][ T4687] irq event stamp: 373792 [ 74.934667][ T4687] hardirqs last enabled at (373791): [] __up_console_sem+0xb4/0xfc [ 74.936380][ T4687] hardirqs last disabled at (373792): [] el1_dbg+0x24/0x80 [ 74.937930][ T4687] softirqs last enabled at (373456): [] local_bh_enable+0x10/0x34 [ 74.939690][ T4687] softirqs last disabled at (373454): [] local_bh_disable+0x10/0x34 [ 74.941425][ T4687] ---[ end trace b51c5475ae7e0733 ]--- [ 75.037540][ T4955] EXT4-fs (loop0): Ignoring removed bh option [ 75.055447][ T4955] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 75.064669][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 75.066781][ T4687] ------------[ cut here ]------------ [ 75.067631][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 75.069501][ T4687] Modules linked in: [ 75.070218][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.071838][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 75.073643][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.075081][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 75.076109][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 75.077215][ T4687] sp : ffff80001f416f80 [ 75.078005][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa282a0 x27: ffff80001f4174d8 [ 75.079528][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000da27c820 [ 75.081034][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d5bb0068 [ 75.082458][ T4687] x20: ffff0000da27c820 x19: ffff0000d5bb0000 x18: 0000000000000001 [ 75.083923][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 75.085452][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 75.086962][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 75.088424][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.089931][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 75.091432][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.092902][ T4687] Call trace: [ 75.093510][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 75.094475][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 75.095470][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 75.096505][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 75.097509][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 75.098483][ T4687] ext4_dirty_inode+0xd4/0x110 [ 75.099333][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 75.100185][ T4687] iput+0x1bc/0x770 [ 75.100836][ T4687] dentry_unlink_inode+0x360/0x438 [ 75.101735][ T4687] __dentry_kill+0x318/0x590 [ 75.102689][ T4687] shrink_dentry_list+0x404/0x7d0 [ 75.103694][ T4687] shrink_dcache_parent+0xb0/0x364 [ 75.104680][ T4687] do_one_tree+0x2c/0xf4 [ 75.105558][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 75.106595][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 75.107611][ T4687] kill_block_super+0x78/0xe0 [ 75.108494][ T4687] deactivate_locked_super+0xc0/0x13c [ 75.109504][ T4687] deactivate_super+0xf0/0x110 [ 75.110361][ T4687] cleanup_mnt+0x3bc/0x470 [ 75.111275][ T4687] __cleanup_mnt+0x20/0x30 [ 75.112178][ T4687] task_work_run+0x13c/0x1e8 [ 75.113080][ T4687] do_notify_resume+0x2488/0x30a8 [ 75.114053][ T4687] el0_svc+0xf4/0x1d4 [ 75.114839][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 75.115753][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 75.116673][ T4687] irq event stamp: 379022 [ 75.117558][ T4687] hardirqs last enabled at (379021): [] __up_console_sem+0xb4/0xfc [ 75.119461][ T4687] hardirqs last disabled at (379022): [] el1_dbg+0x24/0x80 [ 75.121242][ T4687] softirqs last enabled at (378696): [] local_bh_enable+0x10/0x34 [ 75.123164][ T4687] softirqs last disabled at (378694): [] local_bh_disable+0x10/0x34 [ 75.125064][ T4687] ---[ end trace b51c5475ae7e0734 ]--- [ 75.186643][ T4959] EXT4-fs (loop0): Ignoring removed bh option [ 75.201256][ T4959] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 75.218352][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 75.220245][ T4687] ------------[ cut here ]------------ [ 75.221101][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 75.222620][ T4687] Modules linked in: [ 75.223292][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.224877][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 75.226601][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.227952][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 75.228939][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 75.229925][ T4687] sp : ffff80001f416f80 [ 75.230650][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef99aa80 x27: ffff80001f4174d8 [ 75.232304][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000da122020 [ 75.233857][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c0fa2068 [ 75.235444][ T4687] x20: ffff0000da122020 x19: ffff0000c0fa2000 x18: 0000000000000001 [ 75.236966][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 75.238444][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 75.239898][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 75.241273][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.242629][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 75.243954][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.245339][ T4687] Call trace: [ 75.245896][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 75.246824][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 75.247695][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 75.248726][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 75.249756][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 75.250701][ T4687] ext4_dirty_inode+0xd4/0x110 [ 75.251510][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 75.252376][ T4687] iput+0x1bc/0x770 [ 75.253068][ T4687] dentry_unlink_inode+0x360/0x438 [ 75.253976][ T4687] __dentry_kill+0x318/0x590 [ 75.254786][ T4687] shrink_dentry_list+0x404/0x7d0 [ 75.255635][ T4687] shrink_dcache_parent+0xb0/0x364 [ 75.256581][ T4687] do_one_tree+0x2c/0xf4 [ 75.257401][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 75.258399][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 75.259395][ T4687] kill_block_super+0x78/0xe0 [ 75.260265][ T4687] deactivate_locked_super+0xc0/0x13c [ 75.261239][ T4687] deactivate_super+0xf0/0x110 [ 75.262127][ T4687] cleanup_mnt+0x3bc/0x470 [ 75.262915][ T4687] __cleanup_mnt+0x20/0x30 [ 75.263704][ T4687] task_work_run+0x13c/0x1e8 [ 75.264523][ T4687] do_notify_resume+0x2488/0x30a8 [ 75.265429][ T4687] el0_svc+0xf4/0x1d4 [ 75.266148][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 75.267081][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 75.268039][ T4687] irq event stamp: 384776 [ 75.268803][ T4687] hardirqs last enabled at (384775): [] __up_console_sem+0xb4/0xfc [ 75.270432][ T4687] hardirqs last disabled at (384776): [] el1_dbg+0x24/0x80 [ 75.271966][ T4687] softirqs last enabled at (384438): [] local_bh_enable+0x10/0x34 [ 75.273602][ T4687] softirqs last disabled at (384436): [] local_bh_disable+0x10/0x34 [ 75.275226][ T4687] ---[ end trace b51c5475ae7e0735 ]--- [ 75.332879][ T4963] EXT4-fs (loop0): Ignoring removed bh option [ 75.354737][ T4963] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 75.368681][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 75.370611][ T4687] ------------[ cut here ]------------ [ 75.371453][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 75.372942][ T4687] Modules linked in: [ 75.373601][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.375094][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 75.376879][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.378260][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 75.379259][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 75.380264][ T4687] sp : ffff80001f416f80 [ 75.380971][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef802088 x27: ffff80001f4174d8 [ 75.382362][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000c25fa020 [ 75.383783][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000c1bfe068 [ 75.385207][ T4687] x20: ffff0000c25fa020 x19: ffff0000c1bfe000 x18: 0000000000000001 [ 75.386763][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 75.388449][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 75.390030][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 75.391533][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.393020][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 75.394393][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.395760][ T4687] Call trace: [ 75.396315][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 75.397386][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 75.398407][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 75.399470][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 75.400482][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 75.401609][ T4687] ext4_dirty_inode+0xd4/0x110 [ 75.402531][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 75.403566][ T4687] iput+0x1bc/0x770 [ 75.404314][ T4687] dentry_unlink_inode+0x360/0x438 [ 75.405252][ T4687] __dentry_kill+0x318/0x590 [ 75.406103][ T4687] shrink_dentry_list+0x404/0x7d0 [ 75.406992][ T4687] shrink_dcache_parent+0xb0/0x364 [ 75.407914][ T4687] do_one_tree+0x2c/0xf4 [ 75.408673][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 75.409672][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 75.410623][ T4687] kill_block_super+0x78/0xe0 [ 75.411572][ T4687] deactivate_locked_super+0xc0/0x13c [ 75.412587][ T4687] deactivate_super+0xf0/0x110 [ 75.413447][ T4687] cleanup_mnt+0x3bc/0x470 [ 75.414263][ T4687] __cleanup_mnt+0x20/0x30 [ 75.415072][ T4687] task_work_run+0x13c/0x1e8 [ 75.415833][ T4687] do_notify_resume+0x2488/0x30a8 [ 75.416705][ T4687] el0_svc+0xf4/0x1d4 [ 75.417416][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 75.418482][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 75.419389][ T4687] irq event stamp: 389880 [ 75.420227][ T4687] hardirqs last enabled at (389879): [] __up_console_sem+0xb4/0xfc [ 75.422100][ T4687] hardirqs last disabled at (389880): [] el1_dbg+0x24/0x80 [ 75.423946][ T4687] softirqs last enabled at (389554): [] local_bh_enable+0x10/0x34 [ 75.425792][ T4687] softirqs last disabled at (389552): [] local_bh_disable+0x10/0x34 [ 75.427584][ T4687] ---[ end trace b51c5475ae7e0736 ]--- [ 75.594574][ T4967] EXT4-fs (loop0): Ignoring removed bh option [ 75.604598][ T4967] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 75.624382][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 75.626486][ T4687] ------------[ cut here ]------------ [ 75.627398][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 75.628941][ T4687] Modules linked in: [ 75.629595][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.631042][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 75.632821][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.634269][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 75.635307][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 75.636319][ T4687] sp : ffff80001f416f80 [ 75.637079][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef99dc58 x27: ffff80001f4174d8 [ 75.638496][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d8c79820 [ 75.639919][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000dac1e068 [ 75.641333][ T4687] x20: ffff0000d8c79820 x19: ffff0000dac1e000 x18: 0000000000000001 [ 75.642768][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 75.644230][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 75.645668][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 75.647091][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.648527][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 75.649891][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.651316][ T4687] Call trace: [ 75.651885][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 75.652846][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 75.653813][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 75.654774][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 75.655699][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 75.656715][ T4687] ext4_dirty_inode+0xd4/0x110 [ 75.657567][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 75.658457][ T4687] iput+0x1bc/0x770 [ 75.659134][ T4687] dentry_unlink_inode+0x360/0x438 [ 75.660007][ T4687] __dentry_kill+0x318/0x590 [ 75.660796][ T4687] shrink_dentry_list+0x404/0x7d0 [ 75.661683][ T4687] shrink_dcache_parent+0xb0/0x364 [ 75.662566][ T4687] do_one_tree+0x2c/0xf4 [ 75.663290][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 75.664235][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 75.665134][ T4687] kill_block_super+0x78/0xe0 [ 75.665931][ T4687] deactivate_locked_super+0xc0/0x13c [ 75.666860][ T4687] deactivate_super+0xf0/0x110 [ 75.667701][ T4687] cleanup_mnt+0x3bc/0x470 [ 75.668451][ T4687] __cleanup_mnt+0x20/0x30 [ 75.669257][ T4687] task_work_run+0x13c/0x1e8 [ 75.670070][ T4687] do_notify_resume+0x2488/0x30a8 [ 75.670953][ T4687] el0_svc+0xf4/0x1d4 [ 75.671648][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 75.672534][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 75.673323][ T4687] irq event stamp: 395072 [ 75.674078][ T4687] hardirqs last enabled at (395071): [] __up_console_sem+0xb4/0xfc [ 75.675710][ T4687] hardirqs last disabled at (395072): [] el1_dbg+0x24/0x80 [ 75.677218][ T4687] softirqs last enabled at (394724): [] local_bh_enable+0x10/0x34 [ 75.678863][ T4687] softirqs last disabled at (394722): [] local_bh_disable+0x10/0x34 [ 75.680578][ T4687] ---[ end trace b51c5475ae7e0737 ]--- [ 75.736934][ T4971] EXT4-fs (loop0): Ignoring removed bh option [ 75.748493][ T4971] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 75.763526][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 75.765674][ T4687] ------------[ cut here ]------------ [ 75.766541][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 75.768077][ T4687] Modules linked in: [ 75.768738][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.770214][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 75.771860][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.773188][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 75.774236][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 75.775255][ T4687] sp : ffff80001f416f80 [ 75.775967][ T4687] x29: ffff80001f4171c0 x28: ffff0000e2738c98 x27: ffff80001f4174d8 [ 75.777375][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d7eba820 [ 75.778792][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d0970068 [ 75.780306][ T4687] x20: ffff0000d7eba820 x19: ffff0000d0970000 x18: 0000000000000001 [ 75.781738][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 75.783171][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 75.784651][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 75.786041][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 75.787455][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 75.788895][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.790289][ T4687] Call trace: [ 75.790860][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 75.791779][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 75.792732][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 75.793759][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 75.794765][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 75.795761][ T4687] ext4_dirty_inode+0xd4/0x110 [ 75.796656][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 75.797523][ T4687] iput+0x1bc/0x770 [ 75.798183][ T4687] dentry_unlink_inode+0x360/0x438 [ 75.799039][ T4687] __dentry_kill+0x318/0x590 [ 75.799809][ T4687] shrink_dentry_list+0x404/0x7d0 [ 75.800687][ T4687] shrink_dcache_parent+0xb0/0x364 [ 75.801579][ T4687] do_one_tree+0x2c/0xf4 [ 75.802317][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 75.803288][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 75.804239][ T4687] kill_block_super+0x78/0xe0 [ 75.805066][ T4687] deactivate_locked_super+0xc0/0x13c [ 75.806008][ T4687] deactivate_super+0xf0/0x110 [ 75.806838][ T4687] cleanup_mnt+0x3bc/0x470 [ 75.807607][ T4687] __cleanup_mnt+0x20/0x30 [ 75.808374][ T4687] task_work_run+0x13c/0x1e8 [ 75.809192][ T4687] do_notify_resume+0x2488/0x30a8 [ 75.810052][ T4687] el0_svc+0xf4/0x1d4 [ 75.810726][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 75.811619][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 75.812456][ T4687] irq event stamp: 400206 [ 75.813195][ T4687] hardirqs last enabled at (400205): [] __schedule+0xf20/0x1c6c [ 75.814757][ T4687] hardirqs last disabled at (400206): [] el1_dbg+0x24/0x80 [ 75.816270][ T4687] softirqs last enabled at (400106): [] handle_softirqs+0xa70/0xc14 [ 75.817990][ T4687] softirqs last disabled at (400065): [] __irq_exit_rcu+0x240/0x434 [ 75.819687][ T4687] ---[ end trace b51c5475ae7e0738 ]--- [ 75.954419][ T4975] EXT4-fs (loop0): Ignoring removed bh option [ 75.974497][ T4975] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 75.984455][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 75.990675][ T4687] ------------[ cut here ]------------ [ 75.991663][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 75.993420][ T4687] Modules linked in: [ 75.994150][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.995700][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 75.997393][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.998735][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 75.999726][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 76.000695][ T4687] sp : ffff80001f416f80 [ 76.001417][ T4687] x29: ffff80001f4171c0 x28: ffff0000e27df048 x27: ffff80001f4174d8 [ 76.002816][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d788e020 [ 76.004226][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d2b30068 [ 76.005907][ T4687] x20: ffff0000d788e020 x19: ffff0000d2b30000 x18: 0000000000000002 [ 76.007497][ T4687] x17: 0000000040000000 x16: ffff80001137fc94 x15: 0000000000000002 [ 76.009036][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 76.010642][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 76.012180][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.013875][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 76.015420][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.016911][ T4687] Call trace: [ 76.017509][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 76.018580][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 76.019533][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 76.020561][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 76.021556][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 76.022519][ T4687] ext4_dirty_inode+0xd4/0x110 [ 76.023369][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 76.024213][ T4687] iput+0x1bc/0x770 [ 76.024877][ T4687] dentry_unlink_inode+0x360/0x438 [ 76.025747][ T4687] __dentry_kill+0x318/0x590 [ 76.026524][ T4687] shrink_dentry_list+0x404/0x7d0 [ 76.027407][ T4687] shrink_dcache_parent+0xb0/0x364 [ 76.028314][ T4687] do_one_tree+0x2c/0xf4 [ 76.029018][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 76.030004][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 76.030964][ T4687] kill_block_super+0x78/0xe0 [ 76.031817][ T4687] deactivate_locked_super+0xc0/0x13c [ 76.032801][ T4687] deactivate_super+0xf0/0x110 [ 76.033642][ T4687] cleanup_mnt+0x3bc/0x470 [ 76.034409][ T4687] __cleanup_mnt+0x20/0x30 [ 76.035177][ T4687] task_work_run+0x13c/0x1e8 [ 76.035968][ T4687] do_notify_resume+0x2488/0x30a8 [ 76.036859][ T4687] el0_svc+0xf4/0x1d4 [ 76.037546][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 76.038421][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 76.039193][ T4687] irq event stamp: 405770 [ 76.039932][ T4687] hardirqs last enabled at (405769): [] finish_lock_switch+0xb0/0x1c8 [ 76.041595][ T4687] hardirqs last disabled at (405770): [] el1_dbg+0x24/0x80 [ 76.043095][ T4687] softirqs last enabled at (405438): [] local_bh_enable+0x10/0x34 [ 76.044749][ T4687] softirqs last disabled at (405436): [] local_bh_disable+0x10/0x34 [ 76.046348][ T4687] ---[ end trace b51c5475ae7e0739 ]--- [ 76.127177][ T4979] EXT4-fs (loop0): Ignoring removed bh option [ 76.137684][ T4979] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 76.148519][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 76.150459][ T4687] ------------[ cut here ]------------ [ 76.151303][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 76.152884][ T4687] Modules linked in: [ 76.153562][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.155277][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 76.157088][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.158494][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 76.159546][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 76.160587][ T4687] sp : ffff80001f416f80 [ 76.161319][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa23478 x27: ffff80001f4174d8 [ 76.162800][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d9a14820 [ 76.164254][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000dcd24068 [ 76.165677][ T4687] x20: ffff0000d9a14820 x19: ffff0000dcd24000 x18: 0000000000000001 [ 76.167110][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 76.168519][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 76.170015][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 76.171478][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.172905][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 76.174290][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.175705][ T4687] Call trace: [ 76.176280][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 76.177251][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 76.178182][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 76.179212][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 76.180182][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 76.181119][ T4687] ext4_dirty_inode+0xd4/0x110 [ 76.181938][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 76.182790][ T4687] iput+0x1bc/0x770 [ 76.183448][ T4687] dentry_unlink_inode+0x360/0x438 [ 76.184329][ T4687] __dentry_kill+0x318/0x590 [ 76.185135][ T4687] shrink_dentry_list+0x404/0x7d0 [ 76.186043][ T4687] shrink_dcache_parent+0xb0/0x364 [ 76.186939][ T4687] do_one_tree+0x2c/0xf4 [ 76.187665][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 76.188590][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 76.189494][ T4687] kill_block_super+0x78/0xe0 [ 76.190275][ T4687] deactivate_locked_super+0xc0/0x13c [ 76.191189][ T4687] deactivate_super+0xf0/0x110 [ 76.191976][ T4687] cleanup_mnt+0x3bc/0x470 [ 76.192713][ T4687] __cleanup_mnt+0x20/0x30 [ 76.193464][ T4687] task_work_run+0x13c/0x1e8 [ 76.194237][ T4687] do_notify_resume+0x2488/0x30a8 [ 76.195070][ T4687] el0_svc+0xf4/0x1d4 [ 76.195731][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 76.196550][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 76.197292][ T4687] irq event stamp: 411138 [ 76.197969][ T4687] hardirqs last enabled at (411137): [] __up_console_sem+0xb4/0xfc [ 76.199550][ T4687] hardirqs last disabled at (411138): [] el1_dbg+0x24/0x80 [ 76.200976][ T4687] softirqs last enabled at (410806): [] local_bh_enable+0x10/0x34 [ 76.202510][ T4687] softirqs last disabled at (410804): [] local_bh_disable+0x10/0x34 [ 76.204139][ T4687] ---[ end trace b51c5475ae7e073a ]--- [ 76.315826][ T4984] EXT4-fs (loop0): Ignoring removed bh option [ 76.325364][ T4984] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 76.337415][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 76.339424][ T4687] ------------[ cut here ]------------ [ 76.340323][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 76.341925][ T4687] Modules linked in: [ 76.342569][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.344178][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 76.346013][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.347393][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 76.348386][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 76.349433][ T4687] sp : ffff80001f416f80 [ 76.350206][ T4687] x29: ffff80001f4171c0 x28: ffff0000efa22088 x27: ffff80001f4174d8 [ 76.351596][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000c9feb020 [ 76.353052][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000d12ee068 [ 76.354512][ T4687] x20: ffff0000c9feb020 x19: ffff0000d12ee000 x18: 0000000000000001 [ 76.356029][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 76.357532][ T4687] x14: 0000000000000001 x13: 1fffe000341c2cd7 x12: 0000000000000000 [ 76.359223][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 76.360850][ T4687] x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.362502][ T4687] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a7b1088 [ 76.364224][ T4687] x2 : ffff0001a0e0ad50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.365756][ T4687] Call trace: [ 76.366378][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 76.367387][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 76.368350][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 76.369410][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 76.370492][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 76.371449][ T4687] ext4_dirty_inode+0xd4/0x110 [ 76.372264][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 76.373139][ T4687] iput+0x1bc/0x770 [ 76.373854][ T4687] dentry_unlink_inode+0x360/0x438 [ 76.374767][ T4687] __dentry_kill+0x318/0x590 [ 76.375587][ T4687] shrink_dentry_list+0x404/0x7d0 [ 76.376491][ T4687] shrink_dcache_parent+0xb0/0x364 [ 76.377410][ T4687] do_one_tree+0x2c/0xf4 [ 76.378181][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 76.379198][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 76.380196][ T4687] kill_block_super+0x78/0xe0 [ 76.381071][ T4687] deactivate_locked_super+0xc0/0x13c [ 76.382075][ T4687] deactivate_super+0xf0/0x110 [ 76.382913][ T4687] cleanup_mnt+0x3bc/0x470 [ 76.383683][ T4687] __cleanup_mnt+0x20/0x30 [ 76.384491][ T4687] task_work_run+0x13c/0x1e8 [ 76.385310][ T4687] do_notify_resume+0x2488/0x30a8 [ 76.386192][ T4687] el0_svc+0xf4/0x1d4 [ 76.386902][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 76.387830][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 76.388629][ T4687] irq event stamp: 416590 [ 76.389406][ T4687] hardirqs last enabled at (416589): [] __schedule+0xf20/0x1c6c [ 76.391079][ T4687] hardirqs last disabled at (416590): [] el1_dbg+0x24/0x80 [ 76.392766][ T4687] softirqs last enabled at (416260): [] local_bh_enable+0x10/0x34 [ 76.394448][ T4687] softirqs last disabled at (416258): [] local_bh_disable+0x10/0x34 [ 76.396155][ T4687] ---[ end trace b51c5475ae7e073b ]--- [ 76.448366][ T4988] EXT4-fs (loop0): Ignoring removed bh option [ 76.454751][ T4988] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 76.464387][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 76.466382][ T4687] ------------[ cut here ]------------ [ 76.467297][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 76.468908][ T4687] Modules linked in: [ 76.469585][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.471032][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 76.472558][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.473843][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 76.474819][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 76.475794][ T4687] sp : ffff80001f416f80 [ 76.476513][ T4687] x29: ffff80001f4171c0 x28: ffff0000e2782088 x27: ffff80001f4174d8 [ 76.477912][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000d6139820 [ 76.479281][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000ef36c068 [ 76.480658][ T4687] x20: ffff0000d6139820 x19: ffff0000ef36c000 x18: 0000000000000001 [ 76.482091][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 76.483440][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 76.484866][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 76.486303][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.487802][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 76.489201][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.490640][ T4687] Call trace: [ 76.491197][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 76.492116][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 76.492973][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 76.493946][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 76.494919][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 76.495825][ T4687] ext4_dirty_inode+0xd4/0x110 [ 76.496628][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 76.497459][ T4687] iput+0x1bc/0x770 [ 76.498096][ T4687] dentry_unlink_inode+0x360/0x438 [ 76.498943][ T4687] __dentry_kill+0x318/0x590 [ 76.499729][ T4687] shrink_dentry_list+0x404/0x7d0 [ 76.500646][ T4687] shrink_dcache_parent+0xb0/0x364 [ 76.501531][ T4687] do_one_tree+0x2c/0xf4 [ 76.502284][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 76.503201][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 76.504098][ T4687] kill_block_super+0x78/0xe0 [ 76.504929][ T4687] deactivate_locked_super+0xc0/0x13c [ 76.505882][ T4687] deactivate_super+0xf0/0x110 [ 76.506733][ T4687] cleanup_mnt+0x3bc/0x470 [ 76.507518][ T4687] __cleanup_mnt+0x20/0x30 [ 76.508308][ T4687] task_work_run+0x13c/0x1e8 [ 76.509114][ T4687] do_notify_resume+0x2488/0x30a8 [ 76.509992][ T4687] el0_svc+0xf4/0x1d4 [ 76.510715][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 76.511616][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 76.512425][ T4687] irq event stamp: 421792 [ 76.513173][ T4687] hardirqs last enabled at (421791): [] __up_console_sem+0xb4/0xfc [ 76.514829][ T4687] hardirqs last disabled at (421792): [] el1_dbg+0x24/0x80 [ 76.516321][ T4687] softirqs last enabled at (421466): [] local_bh_enable+0x10/0x34 [ 76.517986][ T4687] softirqs last disabled at (421464): [] local_bh_disable+0x10/0x34 [ 76.519655][ T4687] ---[ end trace b51c5475ae7e073c ]--- [ 76.616199][ T4992] EXT4-fs (loop0): Ignoring removed bh option [ 76.624490][ T4992] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 76.634972][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 76.636977][ T4687] ------------[ cut here ]------------ [ 76.637879][ T4687] WARNING: CPU: 1 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 76.639494][ T4687] Modules linked in: [ 76.640149][ T4687] CPU: 1 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.641620][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 76.643358][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.644815][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 76.645889][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28 [ 76.647064][ T4687] sp : ffff80001f416f80 [ 76.647876][ T4687] x29: ffff80001f4171c0 x28: ffff0000ef9f6650 x27: ffff80001f4174d8 [ 76.649524][ T4687] x26: dfff800000000000 x25: ffff700003e82e18 x24: ffff0000ee000020 [ 76.650998][ T4687] x23: 1ffff00003e82e5f x22: ffff80001f4172f8 x21: ffff0000e8ed8068 [ 76.652438][ T4687] x20: ffff0000ee000020 x19: ffff0000e8ed8000 x18: 0000000000000001 [ 76.653844][ T4687] x17: 6572203a38323431 x16: ffff80001137fc94 x15: 65646f6e695f7274 [ 76.655270][ T4687] x14: 0000000000000001 x13: 1fffe000341c6ed7 x12: 0000000000000000 [ 76.656707][ T4687] x11: ff80800008302588 x10: 0000000000000000 x9 : 5141107747b9fd00 [ 76.658134][ T4687] x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.659795][ T4687] x5 : ffff80001f416758 x4 : ffff80001449f5e0 x3 : ffff80000a7b1088 [ 76.661284][ T4687] x2 : ffff0001a0e2bd50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.662707][ T4687] Call trace: [ 76.663276][ T4687] ext4_xattr_set_entry+0x1740/0x2f28 [ 76.664220][ T4687] ext4_xattr_block_set+0x540/0x2794 [ 76.665151][ T4687] ext4_expand_extra_isize_ea+0xc30/0x14dc [ 76.666164][ T4687] __ext4_expand_extra_isize+0x294/0x358 [ 76.667139][ T4687] __ext4_mark_inode_dirty+0x454/0x820 [ 76.668116][ T4687] ext4_dirty_inode+0xd4/0x110 [ 76.668926][ T4687] __mark_inode_dirty+0x2b0/0xfac [ 76.669781][ T4687] iput+0x1bc/0x770 [ 76.670551][ T4687] dentry_unlink_inode+0x360/0x438 [ 76.671551][ T4687] __dentry_kill+0x318/0x590 [ 76.672444][ T4687] shrink_dentry_list+0x404/0x7d0 [ 76.673383][ T4687] shrink_dcache_parent+0xb0/0x364 [ 76.674400][ T4687] do_one_tree+0x2c/0xf4 [ 76.675247][ T4687] shrink_dcache_for_umount+0x6c/0x118 [ 76.676272][ T4687] generic_shutdown_super+0x6c/0x2f8 [ 76.677282][ T4687] kill_block_super+0x78/0xe0 [ 76.678122][ T4687] deactivate_locked_super+0xc0/0x13c [ 76.679101][ T4687] deactivate_super+0xf0/0x110 [ 76.679962][ T4687] cleanup_mnt+0x3bc/0x470 [ 76.680760][ T4687] __cleanup_mnt+0x20/0x30 [ 76.681546][ T4687] task_work_run+0x13c/0x1e8 [ 76.682374][ T4687] do_notify_resume+0x2488/0x30a8 [ 76.683224][ T4687] el0_svc+0xf4/0x1d4 [ 76.683961][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 76.684920][ T4687] el0t_64_sync+0x1a0/0x1a4 [ 76.685739][ T4687] irq event stamp: 426924 [ 76.686521][ T4687] hardirqs last enabled at (426923): [] __up_console_sem+0xb4/0xfc [ 76.688220][ T4687] hardirqs last disabled at (426924): [] el1_dbg+0x24/0x80 [ 76.689763][ T4687] softirqs last enabled at (426586): [] local_bh_enable+0x10/0x34 [ 76.691442][ T4687] softirqs last disabled at (426584): [] local_bh_disable+0x10/0x34 [ 76.693095][ T4687] ---[ end trace b51c5475ae7e073d ]--- [ 76.785291][ T4996] EXT4-fs (loop0): Ignoring removed bh option [ 76.795121][ T4996] EXT4-fs (loop0): mounted filesystem without journal. Opts: nojournal_checksum,nombcache,barrier,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,bh,init_itable,,errors=continue. Quota mode: writeback. [ 76.808664][ T4687] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1428: refuse to create EA inode when umounting [ 76.810624][ T4687] ------------[ cut here ]------------ [ 76.811516][ T4687] WARNING: CPU: 0 PID: 4687 at fs/ext4/xattr.c:1429 ext4_xattr_set_entry+0x1740/0x2f28 [ 76.813192][ T4687] Modules linked in: [ 76.813921][ T4687] CPU: 0 PID: 4687 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.815526][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 76.817350][ T4687] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.818786][ T4687] pc : ext4_xattr_set_entry+0x1740/0x2f28 [ 76.819925][ T4687] lr : ext4_xattr_set_entry+0x173c/0x2f28