Warning: Permanently added '10.128.0.234' (ED25519) to the list of known hosts. 1970/01/01 00:01:04 parsed 1 programs [ 65.514758][ T4380] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 66.641324][ T1621] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.642889][ T1621] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.644534][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.655132][ T1621] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.656774][ T1621] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.659795][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 66.943344][ T4530] chnl_net:caif_netlink_parms(): no params data found [ 66.964591][ T4530] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.965827][ T4530] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.967400][ T4530] device bridge_slave_0 entered promiscuous mode [ 66.969654][ T4530] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.970696][ T4530] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.972096][ T4530] device bridge_slave_1 entered promiscuous mode [ 66.982115][ T4530] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.985009][ T4530] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.993820][ T4530] team0: Port device team_slave_0 added [ 66.996752][ T4530] team0: Port device team_slave_1 added [ 67.005902][ T4530] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.007060][ T4530] 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. [ 67.010774][ T4530] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.013410][ T4530] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.014493][ T4530] 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. [ 67.018608][ T4530] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.074464][ T4530] device hsr_slave_0 entered promiscuous mode [ 67.122808][ T4530] device hsr_slave_1 entered promiscuous mode [ 67.777479][ T4530] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.795637][ T4530] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.834737][ T4530] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.879084][ T4530] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.965064][ T4530] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.968862][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.970317][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.978421][ T4530] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.980941][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.984474][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.986044][ T1621] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.987176][ T1621] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.989053][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.000916][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.002936][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.004515][ T507] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.005597][ T507] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.007047][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.008638][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.010292][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.012008][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.015082][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.016616][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.018251][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.019780][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.021239][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.026113][ T4530] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.028141][ T4530] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.033599][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.035222][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.070478][ T4530] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.073496][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.074688][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.084177][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.086922][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.094712][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.096244][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.097770][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.099078][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.100791][ T4530] device veth0_vlan entered promiscuous mode [ 68.106537][ T4530] device veth1_vlan entered promiscuous mode [ 68.115684][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.117118][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.118587][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.120244][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.126399][ T4530] device veth0_macvtap entered promiscuous mode [ 68.128879][ T4530] device veth1_macvtap entered promiscuous mode [ 68.134834][ T4530] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.136083][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.137539][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 68.138908][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 68.140446][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 68.146546][ T4530] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.147850][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 68.149307][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 68.152264][ T4530] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.154164][ T4530] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.155461][ T4530] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.156798][ T4530] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:08 executed programs: 0 [ 68.812421][ T4729] chnl_net:caif_netlink_parms(): no params data found [ 68.836078][ T4729] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.837328][ T4729] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.838864][ T4729] device bridge_slave_0 entered promiscuous mode [ 68.848638][ T4729] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.849810][ T4729] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.851351][ T4729] device bridge_slave_1 entered promiscuous mode [ 68.860552][ T4729] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.863589][ T4729] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.874284][ T4729] team0: Port device team_slave_0 added [ 68.876185][ T4729] team0: Port device team_slave_1 added [ 68.885625][ T4729] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.886675][ T4729] 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. [ 68.890948][ T4729] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.897346][ T4729] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.898459][ T4729] 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. [ 68.902226][ T4729] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.954014][ T4729] device hsr_slave_0 entered promiscuous mode [ 68.993203][ T4729] device hsr_slave_1 entered promiscuous mode [ 69.013256][ T4729] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.014463][ T4729] Cannot create hsr debugfs directory [ 69.047979][ T4729] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.604605][ T1541] cfg80211: failed to load regulatory.db [ 69.606426][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.607562][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 70.812693][ T4174] Bluetooth: hci0: command 0x0409 tx timeout [ 71.247027][ T4729] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.882846][ T4166] Bluetooth: hci0: command 0x041b tx timeout [ 73.537311][ T4729] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.587974][ T4729] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.716674][ T4729] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.745214][ T4729] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.805809][ T4729] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.864102][ T4729] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.928615][ T4729] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.932693][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.934191][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.936892][ T4729] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.939412][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.940941][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.942418][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.943592][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.946645][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.949360][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.950800][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.952219][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.953300][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.956158][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.959012][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.961690][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.965587][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.967316][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.970693][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.972355][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.976315][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.977967][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.980703][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.982274][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.986040][ T4729] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.025280][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.026565][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.029877][ T4729] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.049713][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.051382][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.058619][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.060181][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.061912][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.064096][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.066739][ T4729] device veth0_vlan entered promiscuous mode [ 74.070386][ T4729] device veth1_vlan entered promiscuous mode [ 74.079002][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.080536][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.081976][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.084851][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.100683][ T4729] device veth0_macvtap entered promiscuous mode [ 74.103791][ T4729] device veth1_macvtap entered promiscuous mode [ 74.108675][ T4729] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 74.110309][ T4729] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.112327][ T4729] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.114962][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 74.116620][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.118077][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.119645][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.122014][ T4729] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 74.123734][ T4729] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.125811][ T4729] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.127234][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.128871][ T507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.131475][ T4729] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.132883][ T4729] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.134195][ T4729] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.135626][ T4729] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.162187][ T507] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.163878][ T507] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.165515][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.176238][ T507] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.177527][ T507] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.179175][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:14 executed programs: 2 [ 74.205983][ T4934] loop0: detected capacity change from 0 to 1024 [ 74.227539][ T4934] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.241064][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 74.245632][ T4729] ------------[ cut here ]------------ [ 74.246532][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.247958][ T4729] Modules linked in: [ 74.248574][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Not tainted syzkaller #0 [ 74.249791][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.251185][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.252297][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.253234][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.254193][ T4729] sp : ffff80001f956f80 [ 74.254878][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d96c2020 [ 74.256188][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bde650 [ 74.257552][ T4729] x23: ffff0000e2bde678 x22: ffff0000d96c2020 x21: 00000000bd8f6515 [ 74.258924][ T4729] x20: ffff0000de346068 x19: ffff0000de346000 x18: 0000000000000002 [ 74.260264][ T4729] x17: ffff800016d16000 x16: ffff8000111c81d4 x15: ffff8000167f6500 [ 74.261591][ T4729] x14: ffff0000de165bc0 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 74.262930][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 74.264325][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 74.265514][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 74.266862][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.268245][ T4729] Call trace: [ 74.268777][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.269646][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 74.270507][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.271500][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 74.272495][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.273324][ T4729] ext4_dirty_inode+0xd0/0x100 [ 74.274067][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 74.274912][ T4729] iput+0x1bc/0x77c [ 74.275554][ T4729] dentry_unlink_inode+0x360/0x438 [ 74.276322][ T4729] __dentry_kill+0x320/0x598 [ 74.277051][ T4729] shrink_dentry_list+0x410/0x7c8 [ 74.277822][ T4729] shrink_dcache_parent+0xb0/0x354 [ 74.278672][ T4729] do_one_tree+0x2c/0xf0 [ 74.279388][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 74.280274][ T4729] generic_shutdown_super+0x68/0x2f0 [ 74.281135][ T4729] kill_block_super+0x70/0xdc [ 74.281874][ T4729] deactivate_locked_super+0xb8/0x13c [ 74.282786][ T4729] deactivate_super+0xf8/0x118 [ 74.283537][ T4729] cleanup_mnt+0x3a4/0x458 [ 74.284292][ T4729] __cleanup_mnt+0x20/0x30 [ 74.285043][ T4729] task_work_run+0x12c/0x1e0 [ 74.285745][ T4729] do_notify_resume+0x24b4/0x3128 [ 74.286564][ T4729] el0_svc+0xf0/0x1e0 [ 74.287137][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 74.287896][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 74.288576][ T4729] irq event stamp: 164760 [ 74.289256][ T4729] hardirqs last enabled at (164759): [] finish_lock_switch+0xb0/0x1c4 [ 74.290683][ T4729] hardirqs last disabled at (164760): [] el1_dbg+0x24/0x80 [ 74.292054][ T4729] softirqs last enabled at (164754): [] handle_softirqs+0xa4c/0xbf0 [ 74.293464][ T4729] softirqs last disabled at (164627): [] __irq_exit_rcu+0x240/0x440 [ 74.294852][ T4729] ---[ end trace bba4a304abedb77b ]--- [ 74.299025][ T4729] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2825: Unable to expand inode 12. Delete some EAs or run e2fsck. [ 74.386067][ T4940] loop0: detected capacity change from 0 to 1024 [ 74.434897][ T4940] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.447980][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 74.449845][ T4729] ------------[ cut here ]------------ [ 74.450684][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.452125][ T4729] Modules linked in: [ 74.452758][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.454244][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.455814][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.456949][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.457792][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.458645][ T4729] sp : ffff80001f956f80 [ 74.459203][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d0c8d820 [ 74.460430][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd3478 [ 74.461799][ T4729] x23: ffff0000e2bd34a0 x22: ffff0000d0c8d820 x21: 00000000bd8f6515 [ 74.463114][ T4729] x20: ffff0000e8c5a068 x19: ffff0000e8c5a000 x18: 0000000000000001 [ 74.464339][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 74.465506][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.466724][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 74.468091][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.469425][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 74.470661][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.471910][ T4729] Call trace: [ 74.472399][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.473232][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 74.474014][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.474928][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 74.475805][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.476611][ T4729] ext4_dirty_inode+0xd0/0x100 [ 74.477281][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 74.478071][ T4729] iput+0x1bc/0x77c [ 74.478682][ T4729] dentry_unlink_inode+0x360/0x438 [ 74.479518][ T4729] __dentry_kill+0x320/0x598 [ 74.480251][ T4729] shrink_dentry_list+0x410/0x7c8 [ 74.481099][ T4729] shrink_dcache_parent+0xb0/0x354 [ 74.481928][ T4729] do_one_tree+0x2c/0xf0 [ 74.482648][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 74.483460][ T4729] generic_shutdown_super+0x68/0x2f0 [ 74.484280][ T4729] kill_block_super+0x70/0xdc [ 74.485031][ T4729] deactivate_locked_super+0xb8/0x13c [ 74.485837][ T4729] deactivate_super+0xf8/0x118 [ 74.486614][ T4729] cleanup_mnt+0x3a4/0x458 [ 74.487326][ T4729] __cleanup_mnt+0x20/0x30 [ 74.488014][ T4729] task_work_run+0x12c/0x1e0 [ 74.488740][ T4729] do_notify_resume+0x24b4/0x3128 [ 74.489609][ T4729] el0_svc+0xf0/0x1e0 [ 74.490242][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 74.491003][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 74.491635][ T4729] irq event stamp: 172224 [ 74.492329][ T4729] hardirqs last enabled at (172223): [] __up_console_sem+0xb4/0x100 [ 74.493941][ T4729] hardirqs last disabled at (172224): [] el1_dbg+0x24/0x80 [ 74.495248][ T4729] softirqs last enabled at (171680): [] local_bh_enable+0x10/0x34 [ 74.496744][ T4729] softirqs last disabled at (171678): [] local_bh_disable+0x10/0x34 [ 74.498162][ T4729] ---[ end trace bba4a304abedb77c ]--- [ 74.577096][ T4944] loop0: detected capacity change from 0 to 1024 [ 74.624763][ T4944] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.634765][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 74.636922][ T4729] ------------[ cut here ]------------ [ 74.637761][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.639220][ T4729] Modules linked in: [ 74.639808][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.641197][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.642642][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.643793][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.644606][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.645418][ T4729] sp : ffff80001f956f80 [ 74.645999][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c0e01020 [ 74.647292][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd5260 [ 74.648518][ T4729] x23: ffff0000e2bd5288 x22: ffff0000c0e01020 x21: 00000000bd8f6515 [ 74.649688][ T4729] x20: ffff0000da7ea068 x19: ffff0000da7ea000 x18: 0000000000000002 [ 74.650917][ T4729] x17: 0000000040000000 x16: ffff8000111c81d4 x15: 0000000000000002 [ 74.652249][ T4729] x14: 0000000000ff0100 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 74.653619][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 74.654904][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 74.656279][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 74.657621][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.658878][ T4729] Call trace: [ 74.659386][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.660258][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 74.661045][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.662074][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 74.663006][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.663891][ T4729] ext4_dirty_inode+0xd0/0x100 [ 74.664612][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 74.665364][ T4729] iput+0x1bc/0x77c [ 74.665894][ T4729] dentry_unlink_inode+0x360/0x438 [ 74.666642][ T4729] __dentry_kill+0x320/0x598 [ 74.667320][ T4729] shrink_dentry_list+0x410/0x7c8 [ 74.668010][ T4729] shrink_dcache_parent+0xb0/0x354 [ 74.668866][ T4729] do_one_tree+0x2c/0xf0 [ 74.669538][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 74.670472][ T4729] generic_shutdown_super+0x68/0x2f0 [ 74.671366][ T4729] kill_block_super+0x70/0xdc [ 74.672099][ T4729] deactivate_locked_super+0xb8/0x13c [ 74.672949][ T4729] deactivate_super+0xf8/0x118 [ 74.673676][ T4729] cleanup_mnt+0x3a4/0x458 [ 74.674335][ T4729] __cleanup_mnt+0x20/0x30 [ 74.675083][ T4729] task_work_run+0x12c/0x1e0 [ 74.675787][ T4729] do_notify_resume+0x24b4/0x3128 [ 74.676564][ T4729] el0_svc+0xf0/0x1e0 [ 74.677174][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 74.678047][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 74.678788][ T4729] irq event stamp: 179500 [ 74.679459][ T4729] hardirqs last enabled at (179499): [] finish_lock_switch+0xb0/0x1c4 [ 74.680946][ T4729] hardirqs last disabled at (179500): [] el1_dbg+0x24/0x80 [ 74.682203][ T4729] softirqs last enabled at (178966): [] local_bh_enable+0x10/0x34 [ 74.683534][ T4729] softirqs last disabled at (178964): [] local_bh_disable+0x10/0x34 [ 74.684893][ T4729] ---[ end trace bba4a304abedb77d ]--- [ 74.747533][ T4948] loop0: detected capacity change from 0 to 1024 [ 74.795185][ T4948] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.805346][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 74.807167][ T4729] ------------[ cut here ]------------ [ 74.807922][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.809371][ T4729] Modules linked in: [ 74.809991][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.811428][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.812931][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.814194][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.815131][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.816037][ T4729] sp : ffff80001f956f80 [ 74.816726][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd915020 [ 74.817986][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e28382a0 [ 74.819283][ T4729] x23: ffff0000e28382c8 x22: ffff0000cd915020 x21: 00000000bd8f6515 [ 74.820485][ T4729] x20: ffff0000c7c8e068 x19: ffff0000c7c8e000 x18: 0000000000000001 [ 74.821825][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 74.823089][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.824384][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 74.825732][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.827133][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 74.828428][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.829754][ T4729] Call trace: [ 74.830251][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.831137][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 74.831988][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.832862][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 74.833724][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.834614][ T4729] ext4_dirty_inode+0xd0/0x100 [ 74.835311][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 74.836044][ T4729] iput+0x1bc/0x77c [ 74.836626][ T4729] dentry_unlink_inode+0x360/0x438 [ 74.837418][ T4729] __dentry_kill+0x320/0x598 [ 74.838124][ T4729] shrink_dentry_list+0x410/0x7c8 [ 74.838977][ T4729] shrink_dcache_parent+0xb0/0x354 [ 74.839851][ T4729] do_one_tree+0x2c/0xf0 [ 74.840568][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 74.841434][ T4729] generic_shutdown_super+0x68/0x2f0 [ 74.842280][ T4729] kill_block_super+0x70/0xdc [ 74.843018][ T4729] deactivate_locked_super+0xb8/0x13c [ 74.844124][ T4729] deactivate_super+0xf8/0x118 [ 74.844880][ T4729] cleanup_mnt+0x3a4/0x458 [ 74.845646][ T4729] __cleanup_mnt+0x20/0x30 [ 74.846360][ T4729] task_work_run+0x12c/0x1e0 [ 74.847138][ T4729] do_notify_resume+0x24b4/0x3128 [ 74.847977][ T4729] el0_svc+0xf0/0x1e0 [ 74.848689][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 74.849601][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 74.850306][ T4729] irq event stamp: 187254 [ 74.851000][ T4729] hardirqs last enabled at (187253): [] __up_console_sem+0xb4/0x100 [ 74.852559][ T4729] hardirqs last disabled at (187254): [] el1_dbg+0x24/0x80 [ 74.854017][ T4729] softirqs last enabled at (186736): [] local_bh_enable+0x10/0x34 [ 74.855588][ T4729] softirqs last disabled at (186734): [] local_bh_disable+0x10/0x34 [ 74.857174][ T4729] ---[ end trace bba4a304abedb77e ]--- [ 74.905641][ T4954] loop0: detected capacity change from 0 to 1024 [ 74.953997][ T4954] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.963859][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 74.965746][ T4729] ------------[ cut here ]------------ [ 74.966515][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.968026][ T4729] Modules linked in: [ 74.968641][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.970038][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.971583][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.972757][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.973680][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.974646][ T4729] sp : ffff80001f956f80 [ 74.975389][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000da8a0020 [ 74.976704][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e283aa80 [ 74.977994][ T4729] x23: ffff0000e283aaa8 x22: ffff0000da8a0020 x21: 00000000bd8f6515 [ 74.979223][ T4729] x20: ffff0000db592068 x19: ffff0000db592000 x18: 0000000000000001 [ 74.980460][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 74.981682][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.982910][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 74.984166][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.985346][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 74.986577][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.987859][ T4729] Call trace: [ 74.988376][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.989150][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 74.989983][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.990854][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 74.991688][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.992452][ T4729] ext4_dirty_inode+0xd0/0x100 [ 74.993211][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 74.994081][ T4729] iput+0x1bc/0x77c [ 74.994687][ T4729] dentry_unlink_inode+0x360/0x438 [ 74.995488][ T4729] __dentry_kill+0x320/0x598 [ 74.996161][ T4729] shrink_dentry_list+0x410/0x7c8 [ 74.996936][ T4729] shrink_dcache_parent+0xb0/0x354 [ 74.997720][ T4729] do_one_tree+0x2c/0xf0 [ 74.998330][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 74.999118][ T4729] generic_shutdown_super+0x68/0x2f0 [ 74.999932][ T4729] kill_block_super+0x70/0xdc [ 75.000626][ T4729] deactivate_locked_super+0xb8/0x13c [ 75.001445][ T4729] deactivate_super+0xf8/0x118 [ 75.002231][ T4729] cleanup_mnt+0x3a4/0x458 [ 75.002997][ T4729] __cleanup_mnt+0x20/0x30 [ 75.003706][ T4729] task_work_run+0x12c/0x1e0 [ 75.004473][ T4729] do_notify_resume+0x24b4/0x3128 [ 75.005254][ T4729] el0_svc+0xf0/0x1e0 [ 75.005860][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 75.006654][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 75.007339][ T4729] irq event stamp: 194314 [ 75.007921][ T4729] hardirqs last enabled at (194313): [] __up_console_sem+0xb4/0x100 [ 75.009359][ T4729] hardirqs last disabled at (194314): [] el1_dbg+0x24/0x80 [ 75.010733][ T4729] softirqs last enabled at (193872): [] local_bh_enable+0x10/0x34 [ 75.012148][ T4729] softirqs last disabled at (193870): [] local_bh_disable+0x10/0x34 [ 75.013599][ T4729] ---[ end trace bba4a304abedb77f ]--- [ 75.014840][ T4166] Bluetooth: hci0: command 0x040f tx timeout [ 75.075369][ T4959] loop0: detected capacity change from 0 to 1024 [ 75.119524][ T4959] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.135705][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 75.137412][ T4729] ------------[ cut here ]------------ [ 75.138254][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.139745][ T4729] Modules linked in: [ 75.140346][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.141624][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.143078][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.144227][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.145098][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.145926][ T4729] sp : ffff80001f956f80 [ 75.146576][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000dbff8820 [ 75.147915][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e283d260 [ 75.149120][ T4729] x23: ffff0000e283d288 x22: ffff0000dbff8820 x21: 00000000bd8f6515 [ 75.150350][ T4729] x20: ffff0000ec08e068 x19: ffff0000ec08e000 x18: 0000000000000001 [ 75.151629][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 75.152934][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.154279][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 75.155591][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.156850][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 75.158061][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.159284][ T4729] Call trace: [ 75.159789][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.160700][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 75.161599][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.162545][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 75.163453][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.164250][ T4729] ext4_dirty_inode+0xd0/0x100 [ 75.165000][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 75.165724][ T4729] iput+0x1bc/0x77c [ 75.166311][ T4729] dentry_unlink_inode+0x360/0x438 [ 75.167007][ T4729] __dentry_kill+0x320/0x598 [ 75.167647][ T4729] shrink_dentry_list+0x410/0x7c8 [ 75.168412][ T4729] shrink_dcache_parent+0xb0/0x354 [ 75.169160][ T4729] do_one_tree+0x2c/0xf0 [ 75.169783][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 75.170708][ T4729] generic_shutdown_super+0x68/0x2f0 [ 75.171555][ T4729] kill_block_super+0x70/0xdc [ 75.172307][ T4729] deactivate_locked_super+0xb8/0x13c [ 75.173171][ T4729] deactivate_super+0xf8/0x118 [ 75.173943][ T4729] cleanup_mnt+0x3a4/0x458 [ 75.174668][ T4729] __cleanup_mnt+0x20/0x30 [ 75.175342][ T4729] task_work_run+0x12c/0x1e0 [ 75.176063][ T4729] do_notify_resume+0x24b4/0x3128 [ 75.176953][ T4729] el0_svc+0xf0/0x1e0 [ 75.177577][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 75.178397][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 75.179156][ T4729] irq event stamp: 200990 [ 75.179868][ T4729] hardirqs last enabled at (200989): [] __up_console_sem+0xb4/0x100 [ 75.181414][ T4729] hardirqs last disabled at (200990): [] el1_dbg+0x24/0x80 [ 75.182863][ T4729] softirqs last enabled at (200464): [] local_bh_enable+0x10/0x34 [ 75.184435][ T4729] softirqs last disabled at (200462): [] local_bh_disable+0x10/0x34 [ 75.185947][ T4729] ---[ end trace bba4a304abedb780 ]--- [ 75.256883][ T4963] loop0: detected capacity change from 0 to 1024 [ 75.325407][ T4963] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.336615][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 75.338333][ T4729] ------------[ cut here ]------------ [ 75.339131][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.340647][ T4729] Modules linked in: [ 75.341227][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.342590][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.344104][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.345321][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.346176][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.347122][ T4729] sp : ffff80001f956f80 [ 75.347787][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d1fa4820 [ 75.349044][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee44aa80 [ 75.350421][ T4729] x23: ffff0000ee44aaa8 x22: ffff0000d1fa4820 x21: 00000000bd8f6515 [ 75.351800][ T4729] x20: ffff0000dadfc068 x19: ffff0000dadfc000 x18: 0000000000000001 [ 75.353129][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 75.354440][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.355674][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 75.357082][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.358336][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 75.359644][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.360989][ T4729] Call trace: [ 75.361513][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.362340][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 75.363181][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.364099][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 75.365032][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.365908][ T4729] ext4_dirty_inode+0xd0/0x100 [ 75.366732][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 75.367581][ T4729] iput+0x1bc/0x77c [ 75.368173][ T4729] dentry_unlink_inode+0x360/0x438 [ 75.369045][ T4729] __dentry_kill+0x320/0x598 [ 75.369848][ T4729] shrink_dentry_list+0x410/0x7c8 [ 75.370628][ T4729] shrink_dcache_parent+0xb0/0x354 [ 75.371485][ T4729] do_one_tree+0x2c/0xf0 [ 75.372132][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 75.372971][ T4729] generic_shutdown_super+0x68/0x2f0 [ 75.373848][ T4729] kill_block_super+0x70/0xdc [ 75.374616][ T4729] deactivate_locked_super+0xb8/0x13c [ 75.375498][ T4729] deactivate_super+0xf8/0x118 [ 75.376322][ T4729] cleanup_mnt+0x3a4/0x458 [ 75.377068][ T4729] __cleanup_mnt+0x20/0x30 [ 75.377742][ T4729] task_work_run+0x12c/0x1e0 [ 75.378456][ T4729] do_notify_resume+0x24b4/0x3128 [ 75.379302][ T4729] el0_svc+0xf0/0x1e0 [ 75.379891][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 75.380667][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 75.381331][ T4729] irq event stamp: 208718 [ 75.381971][ T4729] hardirqs last enabled at (208717): [] __up_console_sem+0xb4/0x100 [ 75.383484][ T4729] hardirqs last disabled at (208718): [] el1_dbg+0x24/0x80 [ 75.384867][ T4729] softirqs last enabled at (208200): [] local_bh_enable+0x10/0x34 [ 75.386276][ T4729] softirqs last disabled at (208198): [] local_bh_disable+0x10/0x34 [ 75.387629][ T4729] ---[ end trace bba4a304abedb781 ]--- [ 75.435176][ T4967] loop0: detected capacity change from 0 to 1024 [ 75.497921][ T4967] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.509332][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 75.511136][ T4729] ------------[ cut here ]------------ [ 75.511871][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.513299][ T4729] Modules linked in: [ 75.513905][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.515289][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.516772][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.517891][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.518807][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.519769][ T4729] sp : ffff80001f956f80 [ 75.520395][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000dcd5f020 [ 75.521635][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee44d260 [ 75.522869][ T4729] x23: ffff0000ee44d288 x22: ffff0000dcd5f020 x21: 00000000bd8f6515 [ 75.524099][ T4729] x20: ffff0000c1f44068 x19: ffff0000c1f44000 x18: 0000000000000001 [ 75.525261][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 75.526494][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.527887][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 75.529291][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.530710][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 75.532053][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.533332][ T4729] Call trace: [ 75.533842][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.534672][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 75.535557][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.536593][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 75.537528][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.538427][ T4729] ext4_dirty_inode+0xd0/0x100 [ 75.539239][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 75.540013][ T4729] iput+0x1bc/0x77c [ 75.540606][ T4729] dentry_unlink_inode+0x360/0x438 [ 75.541381][ T4729] __dentry_kill+0x320/0x598 [ 75.542156][ T4729] shrink_dentry_list+0x410/0x7c8 [ 75.543014][ T4729] shrink_dcache_parent+0xb0/0x354 [ 75.543879][ T4729] do_one_tree+0x2c/0xf0 [ 75.544551][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 75.545358][ T4729] generic_shutdown_super+0x68/0x2f0 [ 75.546128][ T4729] kill_block_super+0x70/0xdc [ 75.546848][ T4729] deactivate_locked_super+0xb8/0x13c [ 75.547625][ T4729] deactivate_super+0xf8/0x118 [ 75.548349][ T4729] cleanup_mnt+0x3a4/0x458 [ 75.548964][ T4729] __cleanup_mnt+0x20/0x30 [ 75.549609][ T4729] task_work_run+0x12c/0x1e0 [ 75.550380][ T4729] do_notify_resume+0x24b4/0x3128 [ 75.551160][ T4729] el0_svc+0xf0/0x1e0 [ 75.551759][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 75.552572][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 75.553278][ T4729] irq event stamp: 216502 [ 75.553922][ T4729] hardirqs last enabled at (216501): [] __up_console_sem+0xb4/0x100 [ 75.555375][ T4729] hardirqs last disabled at (216502): [] el1_dbg+0x24/0x80 [ 75.556628][ T4729] softirqs last enabled at (216088): [] local_bh_enable+0x10/0x34 [ 75.558067][ T4729] softirqs last disabled at (216086): [] local_bh_disable+0x10/0x34 [ 75.559470][ T4729] ---[ end trace bba4a304abedb782 ]--- [ 75.626139][ T4971] loop0: detected capacity change from 0 to 1024 [ 75.674155][ T4971] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.684671][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 75.686748][ T4729] ------------[ cut here ]------------ [ 75.687550][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.688958][ T4729] Modules linked in: [ 75.689498][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.690985][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.692500][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.693750][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.694727][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.695690][ T4729] sp : ffff80001f956f80 [ 75.696335][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d5903020 [ 75.697692][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee4502a0 [ 75.699026][ T4729] x23: ffff0000ee4502c8 x22: ffff0000d5903020 x21: 00000000bd8f6515 [ 75.700279][ T4729] x20: ffff0000ecd94068 x19: ffff0000ecd94000 x18: 0000000000000001 [ 75.701562][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 75.702907][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.704174][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 75.705398][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.706561][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 75.707753][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.709139][ T4729] Call trace: [ 75.709653][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.710534][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 75.711353][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.712234][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 75.713128][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.714010][ T4729] ext4_dirty_inode+0xd0/0x100 [ 75.714790][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 75.715538][ T4729] iput+0x1bc/0x77c [ 75.716086][ T4729] dentry_unlink_inode+0x360/0x438 [ 75.716877][ T4729] __dentry_kill+0x320/0x598 [ 75.717555][ T4729] shrink_dentry_list+0x410/0x7c8 [ 75.718260][ T4729] shrink_dcache_parent+0xb0/0x354 [ 75.719083][ T4729] do_one_tree+0x2c/0xf0 [ 75.719826][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 75.720746][ T4729] generic_shutdown_super+0x68/0x2f0 [ 75.721672][ T4729] kill_block_super+0x70/0xdc [ 75.722469][ T4729] deactivate_locked_super+0xb8/0x13c [ 75.723392][ T4729] deactivate_super+0xf8/0x118 [ 75.724182][ T4729] cleanup_mnt+0x3a4/0x458 [ 75.724915][ T4729] __cleanup_mnt+0x20/0x30 [ 75.725650][ T4729] task_work_run+0x12c/0x1e0 [ 75.726391][ T4729] do_notify_resume+0x24b4/0x3128 [ 75.727274][ T4729] el0_svc+0xf0/0x1e0 [ 75.727941][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 75.728724][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 75.729499][ T4729] irq event stamp: 223262 [ 75.730192][ T4729] hardirqs last enabled at (223261): [] __up_console_sem+0xb4/0x100 [ 75.731778][ T4729] hardirqs last disabled at (223262): [] el1_dbg+0x24/0x80 [ 75.733225][ T4729] softirqs last enabled at (223258): [] handle_softirqs+0xa4c/0xbf0 [ 75.734721][ T4729] softirqs last disabled at (223165): [] __irq_exit_rcu+0x240/0x440 [ 75.736106][ T4729] ---[ end trace bba4a304abedb783 ]--- [ 75.805832][ T4975] loop0: detected capacity change from 0 to 1024 [ 75.862444][ T4975] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.871139][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 75.873068][ T4729] ------------[ cut here ]------------ [ 75.873898][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.875439][ T4729] Modules linked in: [ 75.876040][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.877532][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.879248][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.880438][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.881272][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.882088][ T4729] sp : ffff80001f956f80 [ 75.882679][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cdc93820 [ 75.883893][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd7582a0 [ 75.885126][ T4729] x23: ffff0000dd7582c8 x22: ffff0000cdc93820 x21: 00000000bd8f6515 [ 75.886400][ T4729] x20: ffff0000d7044068 x19: ffff0000d7044000 x18: 1fffe0003421a996 [ 75.887696][ T4729] x17: 1fffe0003421a996 x16: ffff8000082c0bfc x15: ffff80001421ed80 [ 75.888960][ T4729] x14: ffff0001a10d4cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 75.890326][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 75.891723][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 75.893010][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000823562c [ 75.894346][ T4729] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.895534][ T4729] Call trace: [ 75.896025][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.896853][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 75.897735][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.898616][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 75.899542][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.900429][ T4729] ext4_dirty_inode+0xd0/0x100 [ 75.901244][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 75.902073][ T4729] iput+0x1bc/0x77c [ 75.902746][ T4729] dentry_unlink_inode+0x360/0x438 [ 75.903607][ T4729] __dentry_kill+0x320/0x598 [ 75.904336][ T4729] shrink_dentry_list+0x410/0x7c8 [ 75.905138][ T4729] shrink_dcache_parent+0xb0/0x354 [ 75.906015][ T4729] do_one_tree+0x2c/0xf0 [ 75.906702][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 75.907628][ T4729] generic_shutdown_super+0x68/0x2f0 [ 75.908489][ T4729] kill_block_super+0x70/0xdc [ 75.909268][ T4729] deactivate_locked_super+0xb8/0x13c [ 75.910124][ T4729] deactivate_super+0xf8/0x118 [ 75.910878][ T4729] cleanup_mnt+0x3a4/0x458 [ 75.911627][ T4729] __cleanup_mnt+0x20/0x30 [ 75.912362][ T4729] task_work_run+0x12c/0x1e0 [ 75.913103][ T4729] do_notify_resume+0x24b4/0x3128 [ 75.913937][ T4729] el0_svc+0xf0/0x1e0 [ 75.914605][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 75.915399][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 75.916029][ T4729] irq event stamp: 230294 [ 75.916677][ T4729] hardirqs last enabled at (230293): [] finish_lock_switch+0xb0/0x1c4 [ 75.918206][ T4729] hardirqs last disabled at (230294): [] el1_dbg+0x24/0x80 [ 75.919517][ T4729] softirqs last enabled at (230288): [] handle_softirqs+0xa4c/0xbf0 [ 75.921162][ T4729] softirqs last disabled at (230277): [] __irq_exit_rcu+0x240/0x440 [ 75.922866][ T4729] ---[ end trace bba4a304abedb784 ]--- [ 75.974106][ T4979] loop0: detected capacity change from 0 to 1024 [ 76.093539][ T4979] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.104814][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 76.106651][ T4729] ------------[ cut here ]------------ [ 76.107459][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.109171][ T4729] Modules linked in: [ 76.109818][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.111200][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.112714][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.113994][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.115000][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.115935][ T4729] sp : ffff80001f956f80 [ 76.116608][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c81eb020 [ 76.118021][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee451690 [ 76.119339][ T4729] x23: ffff0000ee4516b8 x22: ffff0000c81eb020 x21: 00000000bd8f6515 [ 76.120622][ T4729] x20: ffff0000ecaa4068 x19: ffff0000ecaa4000 x18: 0000000000000001 [ 76.121909][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 76.123145][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.124402][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 76.125792][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.127038][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 76.128374][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.129719][ T4729] Call trace: [ 76.130268][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.131102][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 76.131895][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.132901][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 76.133776][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.134647][ T4729] ext4_dirty_inode+0xd0/0x100 [ 76.135421][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 76.136252][ T4729] iput+0x1bc/0x77c [ 76.136834][ T4729] dentry_unlink_inode+0x360/0x438 [ 76.137707][ T4729] __dentry_kill+0x320/0x598 [ 76.138461][ T4729] shrink_dentry_list+0x410/0x7c8 [ 76.139172][ T4729] shrink_dcache_parent+0xb0/0x354 [ 76.139940][ T4729] do_one_tree+0x2c/0xf0 [ 76.140568][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 76.141369][ T4729] generic_shutdown_super+0x68/0x2f0 [ 76.142154][ T4729] kill_block_super+0x70/0xdc [ 76.142871][ T4729] deactivate_locked_super+0xb8/0x13c [ 76.143744][ T4729] deactivate_super+0xf8/0x118 [ 76.144476][ T4729] cleanup_mnt+0x3a4/0x458 [ 76.145184][ T4729] __cleanup_mnt+0x20/0x30 [ 76.145959][ T4729] task_work_run+0x12c/0x1e0 [ 76.146695][ T4729] do_notify_resume+0x24b4/0x3128 [ 76.147440][ T4729] el0_svc+0xf0/0x1e0 [ 76.148016][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 76.148778][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 76.149459][ T4729] irq event stamp: 237162 [ 76.150083][ T4729] hardirqs last enabled at (237161): [] __up_console_sem+0xb4/0x100 [ 76.151534][ T4729] hardirqs last disabled at (237162): [] el1_dbg+0x24/0x80 [ 76.152935][ T4729] softirqs last enabled at (236640): [] local_bh_enable+0x10/0x34 [ 76.154342][ T4729] softirqs last disabled at (236638): [] local_bh_disable+0x10/0x34 [ 76.155743][ T4729] ---[ end trace bba4a304abedb785 ]--- [ 76.187426][ T4983] loop0: detected capacity change from 0 to 1024 [ 76.215228][ T9] device hsr_slave_0 left promiscuous mode [ 76.233823][ T4983] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.246426][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 76.248309][ T4729] ------------[ cut here ]------------ [ 76.249158][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.250549][ T4729] Modules linked in: [ 76.251110][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.252422][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.253938][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.255071][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.255927][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.256766][ T4729] sp : ffff80001f956f80 [ 76.257353][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d96a7020 [ 76.258544][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd75be70 [ 76.259826][ T4729] x23: ffff0000dd75be98 x22: ffff0000d96a7020 x21: 00000000bd8f6515 [ 76.261171][ T4729] x20: ffff0000dbda8068 x19: ffff0000dbda8000 x18: 0000000000000001 [ 76.262489][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 76.263767][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.265015][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 76.266305][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.267637][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 76.268963][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.270232][ T4729] Call trace: [ 76.270751][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.271641][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 76.272495][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.273434][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 76.274220][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.275016][ T4729] ext4_dirty_inode+0xd0/0x100 [ 76.275764][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 76.276543][ T4729] iput+0x1bc/0x77c [ 76.277128][ T4729] dentry_unlink_inode+0x360/0x438 [ 76.277964][ T4729] __dentry_kill+0x320/0x598 [ 76.278701][ T4729] shrink_dentry_list+0x410/0x7c8 [ 76.279502][ T4729] shrink_dcache_parent+0xb0/0x354 [ 76.280297][ T4729] do_one_tree+0x2c/0xf0 [ 76.280964][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 76.281874][ T4729] generic_shutdown_super+0x68/0x2f0 [ 76.282731][ T4729] kill_block_super+0x70/0xdc [ 76.283476][ T4729] deactivate_locked_super+0xb8/0x13c [ 76.284381][ T4729] deactivate_super+0xf8/0x118 [ 76.285111][ T4729] cleanup_mnt+0x3a4/0x458 [ 76.285798][ T4729] __cleanup_mnt+0x20/0x30 [ 76.286454][ T4729] task_work_run+0x12c/0x1e0 [ 76.287164][ T4729] do_notify_resume+0x24b4/0x3128 [ 76.287943][ T4729] el0_svc+0xf0/0x1e0 [ 76.288595][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 76.289442][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 76.290193][ T4729] irq event stamp: 244554 [ 76.290878][ T4729] hardirqs last enabled at (244553): [] __up_console_sem+0xb4/0x100 [ 76.292261][ T4729] hardirqs last disabled at (244554): [] el1_dbg+0x24/0x80 [ 76.293636][ T4729] softirqs last enabled at (244032): [] local_bh_enable+0x10/0x34 [ 76.295125][ T4729] softirqs last disabled at (244030): [] local_bh_disable+0x10/0x34 [ 76.296703][ T4729] ---[ end trace bba4a304abedb786 ]--- [ 76.298930][ T9] device hsr_slave_1 left promiscuous mode [ 76.347774][ T4987] loop0: detected capacity change from 0 to 1024 [ 76.364378][ T4987] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.373806][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 76.375711][ T4729] ------------[ cut here ]------------ [ 76.376543][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.378053][ T4729] Modules linked in: [ 76.378656][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.380107][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.381722][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.383051][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.384052][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.385019][ T4729] sp : ffff80001f956f80 [ 76.385679][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000da859020 [ 76.386914][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee453e70 [ 76.388313][ T4729] x23: ffff0000ee453e98 x22: ffff0000da859020 x21: 00000000bd8f6515 [ 76.389592][ T4729] x20: ffff0000c7cd4068 x19: ffff0000c7cd4000 x18: 0000000000000001 [ 76.390817][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 76.392015][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.393296][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 76.394520][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.395701][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 76.396941][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.398223][ T4729] Call trace: [ 76.398694][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.399502][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 76.400288][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.401200][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 76.402133][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.403024][ T4729] ext4_dirty_inode+0xd0/0x100 [ 76.403822][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 76.404642][ T4729] iput+0x1bc/0x77c [ 76.405216][ T4729] dentry_unlink_inode+0x360/0x438 [ 76.405960][ T4729] __dentry_kill+0x320/0x598 [ 76.406710][ T4729] shrink_dentry_list+0x410/0x7c8 [ 76.407554][ T4729] shrink_dcache_parent+0xb0/0x354 [ 76.408415][ T4729] do_one_tree+0x2c/0xf0 [ 76.409134][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 76.410000][ T4729] generic_shutdown_super+0x68/0x2f0 [ 76.410871][ T4729] kill_block_super+0x70/0xdc [ 76.411595][ T4729] deactivate_locked_super+0xb8/0x13c [ 76.412364][ T4729] deactivate_super+0xf8/0x118 [ 76.413081][ T4729] cleanup_mnt+0x3a4/0x458 [ 76.413730][ T4729] __cleanup_mnt+0x20/0x30 [ 76.414385][ T4729] task_work_run+0x12c/0x1e0 [ 76.415163][ T4729] do_notify_resume+0x24b4/0x3128 [ 76.415899][ T4729] el0_svc+0xf0/0x1e0 [ 76.416522][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 76.417284][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 76.417949][ T4729] irq event stamp: 252610 [ 76.418599][ T4729] hardirqs last enabled at (252609): [] __up_console_sem+0xb4/0x100 [ 76.420260][ T4729] hardirqs last disabled at (252610): [] el1_dbg+0x24/0x80 [ 76.421676][ T4729] softirqs last enabled at (252178): [] local_bh_enable+0x10/0x34 [ 76.423165][ T4729] softirqs last disabled at (252176): [] local_bh_disable+0x10/0x34 [ 76.424667][ T4729] ---[ end trace bba4a304abedb787 ]--- [ 76.433035][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 76.434253][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 76.436684][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 76.437848][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 76.439162][ T9] device bridge_slave_1 left promiscuous mode [ 76.440195][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.463371][ T9] device bridge_slave_0 left promiscuous mode [ 76.464449][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.475276][ T4991] loop0: detected capacity change from 0 to 1024 [ 76.534971][ T4991] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.546080][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 76.547892][ T4729] ------------[ cut here ]------------ [ 76.548679][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.550161][ T4729] Modules linked in: [ 76.550814][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.552288][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.553955][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.555198][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.556068][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.556961][ T4729] sp : ffff80001f956f80 [ 76.557576][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d0e04020 [ 76.558783][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee456650 [ 76.559930][ T4729] x23: ffff0000ee456678 x22: ffff0000d0e04020 x21: 00000000bd8f6515 [ 76.561141][ T4729] x20: ffff0000ecc4c068 x19: ffff0000ecc4c000 x18: 0000000000000001 [ 76.562399][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 76.563807][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.565106][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 76.566461][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.567749][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 76.568945][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.570144][ T4729] Call trace: [ 76.570638][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.571471][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 76.572252][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.573101][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 76.573975][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.574819][ T4729] ext4_dirty_inode+0xd0/0x100 [ 76.575480][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 76.576254][ T4729] iput+0x1bc/0x77c [ 76.576900][ T4729] dentry_unlink_inode+0x360/0x438 [ 76.577755][ T4729] __dentry_kill+0x320/0x598 [ 76.578519][ T4729] shrink_dentry_list+0x410/0x7c8 [ 76.579279][ T4729] shrink_dcache_parent+0xb0/0x354 [ 76.580018][ T4729] do_one_tree+0x2c/0xf0 [ 76.580680][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 76.581532][ T4729] generic_shutdown_super+0x68/0x2f0 [ 76.582345][ T4729] kill_block_super+0x70/0xdc [ 76.583080][ T4729] deactivate_locked_super+0xb8/0x13c [ 76.583864][ T4729] deactivate_super+0xf8/0x118 [ 76.584585][ T4729] cleanup_mnt+0x3a4/0x458 [ 76.585261][ T4729] __cleanup_mnt+0x20/0x30 [ 76.585994][ T4729] task_work_run+0x12c/0x1e0 [ 76.586690][ T4729] do_notify_resume+0x24b4/0x3128 [ 76.587435][ T4729] el0_svc+0xf0/0x1e0 [ 76.588031][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 76.588791][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 76.589395][ T4729] irq event stamp: 259118 [ 76.590078][ T4729] hardirqs last enabled at (259117): [] __up_console_sem+0xb4/0x100 [ 76.591613][ T4729] hardirqs last disabled at (259118): [] el1_dbg+0x24/0x80 [ 76.592943][ T4729] softirqs last enabled at (258682): [] local_bh_enable+0x10/0x34 [ 76.594463][ T4729] softirqs last disabled at (258680): [] local_bh_disable+0x10/0x34 [ 76.595975][ T4729] ---[ end trace bba4a304abedb788 ]--- [ 76.642751][ T9] device veth1_macvtap left promiscuous mode [ 76.643819][ T9] device veth0_macvtap left promiscuous mode [ 76.644844][ T9] device veth1_vlan left promiscuous mode [ 76.645806][ T9] device veth0_vlan left promiscuous mode [ 76.664683][ T4995] loop0: detected capacity change from 0 to 1024 [ 76.696836][ T4995] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.711778][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 76.714040][ T4729] ------------[ cut here ]------------ [ 76.714890][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.716458][ T4729] Modules linked in: [ 76.717110][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.718633][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.720185][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.721465][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.722387][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.723382][ T4729] sp : ffff80001f956f80 [ 76.724086][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ecc07820 [ 76.725434][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee459690 [ 76.726766][ T4729] x23: ffff0000ee4596b8 x22: ffff0000ecc07820 x21: 00000000bd8f6515 [ 76.728027][ T4729] x20: ffff0000cc022068 x19: ffff0000cc022000 x18: 1fffe00034216796 [ 76.729301][ T4729] x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 [ 76.730637][ T4729] x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 76.731968][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 76.733330][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.734548][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 76.735752][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.736922][ T4729] Call trace: [ 76.737404][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.738227][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 76.739023][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.740030][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 76.740925][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.741854][ T4729] ext4_dirty_inode+0xd0/0x100 [ 76.742528][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 76.743251][ T4729] iput+0x1bc/0x77c [ 76.743784][ T4729] dentry_unlink_inode+0x360/0x438 [ 76.744488][ T4729] __dentry_kill+0x320/0x598 [ 76.745132][ T4729] shrink_dentry_list+0x410/0x7c8 [ 76.745879][ T4729] shrink_dcache_parent+0xb0/0x354 [ 76.746634][ T4729] do_one_tree+0x2c/0xf0 [ 76.747284][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 76.748110][ T4729] generic_shutdown_super+0x68/0x2f0 [ 76.748987][ T4729] kill_block_super+0x70/0xdc [ 76.749765][ T4729] deactivate_locked_super+0xb8/0x13c [ 76.750595][ T4729] deactivate_super+0xf8/0x118 [ 76.751414][ T4729] cleanup_mnt+0x3a4/0x458 [ 76.752080][ T4729] __cleanup_mnt+0x20/0x30 [ 76.752757][ T4729] task_work_run+0x12c/0x1e0 [ 76.753442][ T4729] do_notify_resume+0x24b4/0x3128 [ 76.754238][ T4729] el0_svc+0xf0/0x1e0 [ 76.754806][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 76.755553][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 76.756228][ T4729] irq event stamp: 266532 [ 76.756914][ T4729] hardirqs last enabled at (266531): [] finish_lock_switch+0xb0/0x1c4 [ 76.758510][ T4729] hardirqs last disabled at (266532): [] el1_dbg+0x24/0x80 [ 76.759950][ T4729] softirqs last enabled at (266526): [] handle_softirqs+0xa4c/0xbf0 [ 76.761604][ T4729] softirqs last disabled at (266419): [] __irq_exit_rcu+0x240/0x440 [ 76.763118][ T4729] ---[ end trace bba4a304abedb789 ]--- [ 76.818659][ T4999] loop0: detected capacity change from 0 to 1024 [ 76.836987][ T9] team0 (unregistering): Port device team_slave_1 removed [ 76.841725][ T9] team0 (unregistering): Port device team_slave_0 removed [ 76.847225][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 76.899943][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 76.903828][ T4999] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.914395][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 76.916455][ T4729] ------------[ cut here ]------------ [ 76.917208][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.918702][ T4729] Modules linked in: [ 76.919282][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.920718][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.922324][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.923528][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.924431][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.925254][ T4729] sp : ffff80001f956f80 [ 76.925882][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000da8a9020 [ 76.927056][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee45be70 [ 76.928288][ T4729] x23: ffff0000ee45be98 x22: ffff0000da8a9020 x21: 00000000bd8f6515 [ 76.929501][ T4729] x20: ffff0000d9fa4068 x19: ffff0000d9fa4000 x18: 0000000000000001 [ 76.930733][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 76.931947][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.933132][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 76.934421][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.935607][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 76.936964][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.938248][ T4729] Call trace: [ 76.938791][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.939664][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 76.940462][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.941389][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 76.942287][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.943112][ T4729] ext4_dirty_inode+0xd0/0x100 [ 76.943873][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 76.944742][ T4729] iput+0x1bc/0x77c [ 76.945378][ T4729] dentry_unlink_inode+0x360/0x438 [ 76.946151][ T4729] __dentry_kill+0x320/0x598 [ 76.946863][ T4729] shrink_dentry_list+0x410/0x7c8 [ 76.947685][ T4729] shrink_dcache_parent+0xb0/0x354 [ 76.948501][ T4729] do_one_tree+0x2c/0xf0 [ 76.949180][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 76.950025][ T4729] generic_shutdown_super+0x68/0x2f0 [ 76.950836][ T4729] kill_block_super+0x70/0xdc [ 76.951553][ T4729] deactivate_locked_super+0xb8/0x13c [ 76.952395][ T4729] deactivate_super+0xf8/0x118 [ 76.953086][ T4729] cleanup_mnt+0x3a4/0x458 [ 76.953742][ T4729] __cleanup_mnt+0x20/0x30 [ 76.954479][ T4729] task_work_run+0x12c/0x1e0 [ 76.955221][ T4729] do_notify_resume+0x24b4/0x3128 [ 76.955925][ T4729] el0_svc+0xf0/0x1e0 [ 76.956483][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 76.957251][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 76.957998][ T4729] irq event stamp: 273832 [ 76.958648][ T4729] hardirqs last enabled at (273831): [] __up_console_sem+0xb4/0x100 [ 76.960190][ T4729] hardirqs last disabled at (273832): [] el1_dbg+0x24/0x80 [ 76.961476][ T4729] softirqs last enabled at (273828): [] handle_softirqs+0xa4c/0xbf0 [ 76.963085][ T4729] softirqs last disabled at (273717): [] __irq_exit_rcu+0x240/0x440 [ 76.964597][ T4729] ---[ end trace bba4a304abedb78a ]--- [ 77.025168][ T5003] loop0: detected capacity change from 0 to 1024 [ 77.031998][ T9] bond0 (unregistering): Released all slaves [ 77.042711][ T4166] Bluetooth: hci0: command 0x0419 tx timeout [ 77.050554][ T5003] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.064145][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 77.065913][ T4729] ------------[ cut here ]------------ [ 77.066798][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.068336][ T4729] Modules linked in: [ 77.068961][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.070429][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.072019][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.073188][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.074035][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.074948][ T4729] sp : ffff80001f956f80 [ 77.075599][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cc182820 [ 77.076898][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd75e650 [ 77.078252][ T4729] x23: ffff0000dd75e678 x22: ffff0000cc182820 x21: 00000000bd8f6515 [ 77.079618][ T4729] x20: ffff0000dc2e0068 x19: ffff0000dc2e0000 x18: 0000000000000001 [ 77.081005][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 77.082377][ T4729] x14: 0000000000ff0100 x13: 4081d6f5af7dbf2f x12: 0000000000ff0100 [ 77.083729][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 77.085045][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 77.086285][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 77.087457][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.088639][ T4729] Call trace: [ 77.089155][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.089998][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 77.090805][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.091788][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 77.092677][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.093536][ T4729] ext4_dirty_inode+0xd0/0x100 [ 77.094318][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 77.095138][ T4729] iput+0x1bc/0x77c [ 77.095704][ T4729] dentry_unlink_inode+0x360/0x438 [ 77.096570][ T4729] __dentry_kill+0x320/0x598 [ 77.097304][ T4729] shrink_dentry_list+0x410/0x7c8 [ 77.098107][ T4729] shrink_dcache_parent+0xb0/0x354 [ 77.098859][ T4729] do_one_tree+0x2c/0xf0 [ 77.099457][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 77.100311][ T4729] generic_shutdown_super+0x68/0x2f0 [ 77.101145][ T4729] kill_block_super+0x70/0xdc [ 77.101872][ T4729] deactivate_locked_super+0xb8/0x13c [ 77.102707][ T4729] deactivate_super+0xf8/0x118 [ 77.103470][ T4729] cleanup_mnt+0x3a4/0x458 [ 77.104143][ T4729] __cleanup_mnt+0x20/0x30 [ 77.104809][ T4729] task_work_run+0x12c/0x1e0 [ 77.105506][ T4729] do_notify_resume+0x24b4/0x3128 [ 77.106278][ T4729] el0_svc+0xf0/0x1e0 [ 77.106940][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 77.107741][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 77.108446][ T4729] irq event stamp: 280478 [ 77.109099][ T4729] hardirqs last enabled at (280477): [] __schedule+0xefc/0x1bf8 [ 77.110564][ T4729] hardirqs last disabled at (280478): [] el1_dbg+0x24/0x80 [ 77.111845][ T4729] softirqs last enabled at (280062): [] local_bh_enable+0x10/0x34 [ 77.113192][ T4729] softirqs last disabled at (280060): [] local_bh_disable+0x10/0x34 [ 77.114624][ T4729] ---[ end trace bba4a304abedb78b ]--- [ 77.183934][ T5007] loop0: detected capacity change from 0 to 1024 [ 77.276730][ T5007] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.285952][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 77.287841][ T4729] ------------[ cut here ]------------ [ 77.288671][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.290167][ T4729] Modules linked in: [ 77.290779][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.292188][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.293972][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.295337][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.296295][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.297327][ T4729] sp : ffff80001f956f80 [ 77.298045][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000de375820 [ 77.299391][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee45e650 [ 77.300656][ T4729] x23: ffff0000ee45e678 x22: ffff0000de375820 x21: 00000000bd8f6515 [ 77.301886][ T4729] x20: ffff0000e904c068 x19: ffff0000e904c000 x18: 0000000000000001 [ 77.303107][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 77.304320][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.305502][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 77.306695][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.307910][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 77.309297][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.310646][ T4729] Call trace: [ 77.311184][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.312075][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 77.312907][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.313861][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 77.314767][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.315632][ T4729] ext4_dirty_inode+0xd0/0x100 [ 77.316403][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 77.317274][ T4729] iput+0x1bc/0x77c [ 77.317872][ T4729] dentry_unlink_inode+0x360/0x438 [ 77.318695][ T4729] __dentry_kill+0x320/0x598 [ 77.319419][ T4729] shrink_dentry_list+0x410/0x7c8 [ 77.320227][ T4729] shrink_dcache_parent+0xb0/0x354 [ 77.321045][ T4729] do_one_tree+0x2c/0xf0 [ 77.321696][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 77.322537][ T4729] generic_shutdown_super+0x68/0x2f0 [ 77.323336][ T4729] kill_block_super+0x70/0xdc [ 77.323992][ T4729] deactivate_locked_super+0xb8/0x13c [ 77.324761][ T4729] deactivate_super+0xf8/0x118 [ 77.325495][ T4729] cleanup_mnt+0x3a4/0x458 [ 77.326131][ T4729] __cleanup_mnt+0x20/0x30 [ 77.326838][ T4729] task_work_run+0x12c/0x1e0 [ 77.327618][ T4729] do_notify_resume+0x24b4/0x3128 [ 77.328392][ T4729] el0_svc+0xf0/0x1e0 [ 77.328974][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 77.329778][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 77.330441][ T4729] irq event stamp: 287328 [ 77.331088][ T4729] hardirqs last enabled at (287327): [] __up_console_sem+0xb4/0x100 [ 77.332718][ T4729] hardirqs last disabled at (287328): [] el1_dbg+0x24/0x80 [ 77.334062][ T4729] softirqs last enabled at (286794): [] local_bh_enable+0x10/0x34 [ 77.335464][ T4729] softirqs last disabled at (286792): [] local_bh_disable+0x10/0x34 [ 77.336856][ T4729] ---[ end trace bba4a304abedb78c ]--- [ 77.428001][ T5011] loop0: detected capacity change from 0 to 1024 [ 77.513860][ T5011] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.528102][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 77.530173][ T4729] ------------[ cut here ]------------ [ 77.531026][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.532490][ T4729] Modules linked in: [ 77.533103][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.534426][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.535912][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.537076][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.538003][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.538849][ T4729] sp : ffff80001f956f80 [ 77.539465][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d8351820 [ 77.540697][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee441690 [ 77.542018][ T4729] x23: ffff0000ee4416b8 x22: ffff0000d8351820 x21: 00000000bd8f6515 [ 77.543275][ T4729] x20: ffff0000e8480068 x19: ffff0000e8480000 x18: 1fffe0003421a996 [ 77.544500][ T4729] x17: 1fffe0003421a996 x16: ffff8000111c81d4 x15: ffff80001421ed80 [ 77.545812][ T4729] x14: ffff0001a10d4cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 77.547079][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 77.548333][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 77.549571][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 77.550787][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.552172][ T4729] Call trace: [ 77.552692][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.553597][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 77.554436][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.555387][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 77.556260][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.557164][ T4729] ext4_dirty_inode+0xd0/0x100 [ 77.557889][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 77.558724][ T4729] iput+0x1bc/0x77c [ 77.559336][ T4729] dentry_unlink_inode+0x360/0x438 [ 77.560162][ T4729] __dentry_kill+0x320/0x598 [ 77.560876][ T4729] shrink_dentry_list+0x410/0x7c8 [ 77.561740][ T4729] shrink_dcache_parent+0xb0/0x354 [ 77.562557][ T4729] do_one_tree+0x2c/0xf0 [ 77.563225][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 77.564122][ T4729] generic_shutdown_super+0x68/0x2f0 [ 77.564934][ T4729] kill_block_super+0x70/0xdc [ 77.565689][ T4729] deactivate_locked_super+0xb8/0x13c [ 77.566535][ T4729] deactivate_super+0xf8/0x118 [ 77.567314][ T4729] cleanup_mnt+0x3a4/0x458 [ 77.568015][ T4729] __cleanup_mnt+0x20/0x30 [ 77.568743][ T4729] task_work_run+0x12c/0x1e0 [ 77.569511][ T4729] do_notify_resume+0x24b4/0x3128 [ 77.570251][ T4729] el0_svc+0xf0/0x1e0 [ 77.570853][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 77.571592][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 77.572239][ T4729] irq event stamp: 294962 [ 77.573000][ T4729] hardirqs last enabled at (294961): [] finish_lock_switch+0xb0/0x1c4 [ 77.574505][ T4729] hardirqs last disabled at (294962): [] el1_dbg+0x24/0x80 [ 77.575916][ T4729] softirqs last enabled at (294956): [] handle_softirqs+0xa4c/0xbf0 [ 77.577454][ T4729] softirqs last disabled at (294839): [] __irq_exit_rcu+0x240/0x440 [ 77.579032][ T4729] ---[ end trace bba4a304abedb78d ]--- [ 77.615324][ T5015] loop0: detected capacity change from 0 to 1024 [ 77.653853][ T5015] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.670544][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 77.672365][ T4729] ------------[ cut here ]------------ [ 77.673181][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.674607][ T4729] Modules linked in: [ 77.675210][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.676519][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.677984][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.679203][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.680019][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.680839][ T4729] sp : ffff80001f956f80 [ 77.681522][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ce0ed820 [ 77.682773][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29c3e70 [ 77.684169][ T4729] x23: ffff0000e29c3e98 x22: ffff0000ce0ed820 x21: 00000000bd8f6515 [ 77.685546][ T4729] x20: ffff0000caf22068 x19: ffff0000caf22000 x18: 0000000000000001 [ 77.686956][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 77.688323][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.689723][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 77.691150][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.692413][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 77.693625][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.694867][ T4729] Call trace: [ 77.695455][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.696367][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 77.697249][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.698188][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 77.699014][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.699827][ T4729] ext4_dirty_inode+0xd0/0x100 [ 77.700572][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 77.701386][ T4729] iput+0x1bc/0x77c [ 77.701996][ T4729] dentry_unlink_inode+0x360/0x438 [ 77.702789][ T4729] __dentry_kill+0x320/0x598 [ 77.703478][ T4729] shrink_dentry_list+0x410/0x7c8 [ 77.704307][ T4729] shrink_dcache_parent+0xb0/0x354 [ 77.705108][ T4729] do_one_tree+0x2c/0xf0 [ 77.705845][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 77.706680][ T4729] generic_shutdown_super+0x68/0x2f0 [ 77.707446][ T4729] kill_block_super+0x70/0xdc [ 77.708154][ T4729] deactivate_locked_super+0xb8/0x13c [ 77.709079][ T4729] deactivate_super+0xf8/0x118 [ 77.709770][ T4729] cleanup_mnt+0x3a4/0x458 [ 77.710415][ T4729] __cleanup_mnt+0x20/0x30 [ 77.711094][ T4729] task_work_run+0x12c/0x1e0 [ 77.711797][ T4729] do_notify_resume+0x24b4/0x3128 [ 77.712538][ T4729] el0_svc+0xf0/0x1e0 [ 77.713133][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 77.713986][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 77.714704][ T4729] irq event stamp: 301436 [ 77.715373][ T4729] hardirqs last enabled at (301435): [] __up_console_sem+0xb4/0x100 [ 77.716855][ T4729] hardirqs last disabled at (301436): [] el1_dbg+0x24/0x80 [ 77.718119][ T4729] softirqs last enabled at (300984): [] local_bh_enable+0x10/0x34 [ 77.719548][ T4729] softirqs last disabled at (300982): [] local_bh_disable+0x10/0x34 [ 77.721041][ T4729] ---[ end trace bba4a304abedb78e ]--- [ 77.775345][ T5019] loop0: detected capacity change from 0 to 1024 [ 77.789615][ T5019] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.798797][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 77.800728][ T4729] ------------[ cut here ]------------ [ 77.801601][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.803081][ T4729] Modules linked in: [ 77.803730][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.805232][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.806832][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.808132][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.809045][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.809947][ T4729] sp : ffff80001f956f80 [ 77.810601][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c661d020 [ 77.811853][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee445260 [ 77.813198][ T4729] x23: ffff0000ee445288 x22: ffff0000c661d020 x21: 00000000bd8f6515 [ 77.814426][ T4729] x20: ffff0000cfc7e068 x19: ffff0000cfc7e000 x18: 0000000000000001 [ 77.815614][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 77.816872][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.818137][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 77.819378][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.820497][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff800008504710 [ 77.821666][ T4729] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.822871][ T4729] Call trace: [ 77.823332][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.824133][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 77.824965][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.825902][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 77.826804][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.827715][ T4729] ext4_dirty_inode+0xd0/0x100 [ 77.828497][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 77.829295][ T4729] iput+0x1bc/0x77c [ 77.829923][ T4729] dentry_unlink_inode+0x360/0x438 [ 77.830852][ T4729] __dentry_kill+0x320/0x598 [ 77.831642][ T4729] shrink_dentry_list+0x410/0x7c8 [ 77.832446][ T4729] shrink_dcache_parent+0xb0/0x354 [ 77.833275][ T4729] do_one_tree+0x2c/0xf0 [ 77.834025][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 77.834962][ T4729] generic_shutdown_super+0x68/0x2f0 [ 77.835806][ T4729] kill_block_super+0x70/0xdc [ 77.836585][ T4729] deactivate_locked_super+0xb8/0x13c [ 77.837515][ T4729] deactivate_super+0xf8/0x118 [ 77.838284][ T4729] cleanup_mnt+0x3a4/0x458 [ 77.838954][ T4729] __cleanup_mnt+0x20/0x30 [ 77.839691][ T4729] task_work_run+0x12c/0x1e0 [ 77.840458][ T4729] do_notify_resume+0x24b4/0x3128 [ 77.841309][ T4729] el0_svc+0xf0/0x1e0 [ 77.841978][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 77.842814][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 77.843607][ T4729] irq event stamp: 308142 [ 77.844312][ T4729] hardirqs last enabled at (308141): [] __up_console_sem+0xb4/0x100 [ 77.845889][ T4729] hardirqs last disabled at (308142): [] el1_dbg+0x24/0x80 [ 77.847335][ T4729] softirqs last enabled at (307610): [] local_bh_enable+0x10/0x34 [ 77.848954][ T4729] softirqs last disabled at (307608): [] local_bh_disable+0x10/0x34 [ 77.850538][ T4729] ---[ end trace bba4a304abedb78f ]--- [ 77.885335][ T5023] loop0: detected capacity change from 0 to 1024 [ 77.965269][ T5023] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.974443][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 77.976261][ T4729] ------------[ cut here ]------------ [ 77.976996][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.978545][ T4729] Modules linked in: [ 77.979164][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.980543][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.982094][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.983207][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.983987][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.984840][ T4729] sp : ffff80001f956f80 [ 77.985426][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d846f020 [ 77.986678][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a382a0 [ 77.988029][ T4729] x23: ffff0000e2a382c8 x22: ffff0000d846f020 x21: 00000000bd8f6515 [ 77.989322][ T4729] x20: ffff0000dc078068 x19: ffff0000dc078000 x18: 0000000000000001 [ 77.990667][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 77.991894][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.993135][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 77.994410][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.995700][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 77.996928][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.998199][ T4729] Call trace: [ 77.998696][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.999584][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 78.000363][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.001236][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 78.002183][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.002990][ T4729] ext4_dirty_inode+0xd0/0x100 [ 78.003666][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 78.004456][ T4729] iput+0x1bc/0x77c [ 78.005020][ T4729] dentry_unlink_inode+0x360/0x438 [ 78.005790][ T4729] __dentry_kill+0x320/0x598 [ 78.006490][ T4729] shrink_dentry_list+0x410/0x7c8 [ 78.007236][ T4729] shrink_dcache_parent+0xb0/0x354 [ 78.007999][ T4729] do_one_tree+0x2c/0xf0 [ 78.008646][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 78.009483][ T4729] generic_shutdown_super+0x68/0x2f0 [ 78.010282][ T4729] kill_block_super+0x70/0xdc [ 78.010993][ T4729] deactivate_locked_super+0xb8/0x13c [ 78.011833][ T4729] deactivate_super+0xf8/0x118 [ 78.012590][ T4729] cleanup_mnt+0x3a4/0x458 [ 78.013302][ T4729] __cleanup_mnt+0x20/0x30 [ 78.013939][ T4729] task_work_run+0x12c/0x1e0 [ 78.014630][ T4729] do_notify_resume+0x24b4/0x3128 [ 78.015360][ T4729] el0_svc+0xf0/0x1e0 [ 78.016012][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 78.016816][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 78.017581][ T4729] irq event stamp: 315378 [ 78.018242][ T4729] hardirqs last enabled at (315377): [] __up_console_sem+0xb4/0x100 [ 78.019713][ T4729] hardirqs last disabled at (315378): [] el1_dbg+0x24/0x80 [ 78.021153][ T4729] softirqs last enabled at (314840): [] local_bh_enable+0x10/0x34 [ 78.022731][ T4729] softirqs last disabled at (314838): [] local_bh_disable+0x10/0x34 [ 78.024340][ T4729] ---[ end trace bba4a304abedb790 ]--- [ 78.074939][ T5027] loop0: detected capacity change from 0 to 1024 [ 78.134361][ T5027] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.143247][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 78.145079][ T4729] ------------[ cut here ]------------ [ 78.145943][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.147464][ T4729] Modules linked in: [ 78.148052][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.149375][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.150846][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.152003][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.152834][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.153687][ T4729] sp : ffff80001f956f80 [ 78.154319][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d71b1020 [ 78.155592][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a3aa80 [ 78.156923][ T4729] x23: ffff0000e2a3aaa8 x22: ffff0000d71b1020 x21: 00000000bd8f6515 [ 78.158219][ T4729] x20: ffff0000dc2b6068 x19: ffff0000dc2b6000 x18: 0000000000000001 [ 78.159512][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 78.160865][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.162194][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 78.163486][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.164740][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 78.166069][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.167397][ T4729] Call trace: [ 78.167947][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.168741][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 78.169566][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.170513][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 78.171402][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.172222][ T4729] ext4_dirty_inode+0xd0/0x100 [ 78.172934][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 78.173731][ T4729] iput+0x1bc/0x77c [ 78.174305][ T4729] dentry_unlink_inode+0x360/0x438 [ 78.175147][ T4729] __dentry_kill+0x320/0x598 [ 78.175888][ T4729] shrink_dentry_list+0x410/0x7c8 [ 78.176783][ T4729] shrink_dcache_parent+0xb0/0x354 [ 78.177658][ T4729] do_one_tree+0x2c/0xf0 [ 78.178248][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 78.179087][ T4729] generic_shutdown_super+0x68/0x2f0 [ 78.179892][ T4729] kill_block_super+0x70/0xdc [ 78.180568][ T4729] deactivate_locked_super+0xb8/0x13c [ 78.181480][ T4729] deactivate_super+0xf8/0x118 [ 78.182186][ T4729] cleanup_mnt+0x3a4/0x458 [ 78.182833][ T4729] __cleanup_mnt+0x20/0x30 [ 78.183452][ T4729] task_work_run+0x12c/0x1e0 [ 78.184099][ T4729] do_notify_resume+0x24b4/0x3128 [ 78.184881][ T4729] el0_svc+0xf0/0x1e0 [ 78.185523][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 78.186417][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 78.187150][ T4729] irq event stamp: 323718 [ 78.187837][ T4729] hardirqs last enabled at (323717): [] __up_console_sem+0xb4/0x100 [ 78.189490][ T4729] hardirqs last disabled at (323718): [] el1_dbg+0x24/0x80 [ 78.190941][ T4729] softirqs last enabled at (323392): [] handle_softirqs+0xa4c/0xbf0 [ 78.192494][ T4729] softirqs last disabled at (323371): [] __irq_exit_rcu+0x240/0x440 [ 78.193953][ T4729] ---[ end trace bba4a304abedb791 ]--- [ 78.262084][ T5031] loop0: detected capacity change from 0 to 1024 [ 78.376947][ T5031] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.387004][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 78.388847][ T4729] ------------[ cut here ]------------ [ 78.389629][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.390979][ T4729] Modules linked in: [ 78.391545][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.392871][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.394611][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.395958][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.396940][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.397909][ T4729] sp : ffff80001f956f80 [ 78.398577][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c8d68020 [ 78.399870][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29c6650 [ 78.401094][ T4729] x23: ffff0000e29c6678 x22: ffff0000c8d68020 x21: 00000000bd8f6515 [ 78.402478][ T4729] x20: ffff0000ed344068 x19: ffff0000ed344000 x18: 0000000000000001 [ 78.403857][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 78.405105][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.406361][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 78.407563][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.408709][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 78.409919][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.411161][ T4729] Call trace: [ 78.411657][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.412474][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 78.413299][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.414198][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 78.415033][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.415958][ T4729] ext4_dirty_inode+0xd0/0x100 [ 78.416768][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 78.417594][ T4729] iput+0x1bc/0x77c [ 78.418258][ T4729] dentry_unlink_inode+0x360/0x438 [ 78.419043][ T4729] __dentry_kill+0x320/0x598 [ 78.419833][ T4729] shrink_dentry_list+0x410/0x7c8 [ 78.420663][ T4729] shrink_dcache_parent+0xb0/0x354 [ 78.421514][ T4729] do_one_tree+0x2c/0xf0 [ 78.422194][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 78.423011][ T4729] generic_shutdown_super+0x68/0x2f0 [ 78.423838][ T4729] kill_block_super+0x70/0xdc [ 78.424621][ T4729] deactivate_locked_super+0xb8/0x13c [ 78.425496][ T4729] deactivate_super+0xf8/0x118 [ 78.426298][ T4729] cleanup_mnt+0x3a4/0x458 [ 78.427016][ T4729] __cleanup_mnt+0x20/0x30 [ 78.427705][ T4729] task_work_run+0x12c/0x1e0 [ 78.428428][ T4729] do_notify_resume+0x24b4/0x3128 [ 78.429238][ T4729] el0_svc+0xf0/0x1e0 [ 78.429838][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 78.430591][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 78.431279][ T4729] irq event stamp: 332054 [ 78.431897][ T4729] hardirqs last enabled at (332053): [] __up_console_sem+0xb4/0x100 [ 78.433268][ T4729] hardirqs last disabled at (332054): [] el1_dbg+0x24/0x80 [ 78.434550][ T4729] softirqs last enabled at (331532): [] local_bh_enable+0x10/0x34 [ 78.435935][ T4729] softirqs last disabled at (331530): [] local_bh_disable+0x10/0x34 [ 78.437349][ T4729] ---[ end trace bba4a304abedb792 ]--- [ 78.484666][ T5035] loop0: detected capacity change from 0 to 1024 [ 78.548117][ T5035] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.566887][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 78.568652][ T4729] ------------[ cut here ]------------ [ 78.569352][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.570737][ T4729] Modules linked in: [ 78.571364][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.572679][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.574314][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.575411][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.576276][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.577174][ T4729] sp : ffff80001f956f80 [ 78.577808][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c866c020 [ 78.579013][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a3d260 [ 78.580230][ T4729] x23: ffff0000e2a3d288 x22: ffff0000c866c020 x21: 00000000bd8f6515 [ 78.581447][ T4729] x20: ffff0000d2f3e068 x19: ffff0000d2f3e000 x18: 0000000000000001 [ 78.582690][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 78.584014][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.585371][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 78.586599][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.587934][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 78.589326][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.590612][ T4729] Call trace: [ 78.591173][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.592063][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 78.592880][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.593744][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 78.594627][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.595517][ T4729] ext4_dirty_inode+0xd0/0x100 [ 78.596312][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 78.597169][ T4729] iput+0x1bc/0x77c [ 78.597831][ T4729] dentry_unlink_inode+0x360/0x438 [ 78.598697][ T4729] __dentry_kill+0x320/0x598 [ 78.599453][ T4729] shrink_dentry_list+0x410/0x7c8 [ 78.600271][ T4729] shrink_dcache_parent+0xb0/0x354 [ 78.601118][ T4729] do_one_tree+0x2c/0xf0 [ 78.601816][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 78.602665][ T4729] generic_shutdown_super+0x68/0x2f0 [ 78.603561][ T4729] kill_block_super+0x70/0xdc [ 78.604364][ T4729] deactivate_locked_super+0xb8/0x13c [ 78.605298][ T4729] deactivate_super+0xf8/0x118 [ 78.606030][ T4729] cleanup_mnt+0x3a4/0x458 [ 78.606802][ T4729] __cleanup_mnt+0x20/0x30 [ 78.607569][ T4729] task_work_run+0x12c/0x1e0 [ 78.608346][ T4729] do_notify_resume+0x24b4/0x3128 [ 78.609187][ T4729] el0_svc+0xf0/0x1e0 [ 78.609845][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 78.610691][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 78.611428][ T4729] irq event stamp: 338930 [ 78.612161][ T4729] hardirqs last enabled at (338929): [] __up_console_sem+0xb4/0x100 [ 78.613817][ T4729] hardirqs last disabled at (338930): [] el1_dbg+0x24/0x80 [ 78.615272][ T4729] softirqs last enabled at (338406): [] local_bh_enable+0x10/0x34 [ 78.616871][ T4729] softirqs last disabled at (338404): [] local_bh_disable+0x10/0x34 [ 78.618411][ T4729] ---[ end trace bba4a304abedb793 ]--- [ 78.704057][ T5039] loop0: detected capacity change from 0 to 1024 [ 78.754127][ T5039] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.769932][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 78.771754][ T4729] ------------[ cut here ]------------ [ 78.772599][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.774141][ T4729] Modules linked in: [ 78.774733][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.776210][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.777698][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.778858][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.779726][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.780629][ T4729] sp : ffff80001f956f80 [ 78.781333][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d73ab820 [ 78.782681][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee42a088 [ 78.784033][ T4729] x23: ffff0000ee42a0b0 x22: ffff0000d73ab820 x21: 00000000bd8f6515 [ 78.785373][ T4729] x20: ffff0000d52de068 x19: ffff0000d52de000 x18: 0000000000000001 [ 78.786729][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 78.787987][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.789264][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 78.790641][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.791863][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 78.793273][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.794613][ T4729] Call trace: [ 78.795176][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.796015][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 78.796829][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.797772][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 78.798688][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.799575][ T4729] ext4_dirty_inode+0xd0/0x100 [ 78.800374][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 78.801197][ T4729] iput+0x1bc/0x77c [ 78.801782][ T4729] dentry_unlink_inode+0x360/0x438 [ 78.802562][ T4729] __dentry_kill+0x320/0x598 [ 78.803256][ T4729] shrink_dentry_list+0x410/0x7c8 [ 78.804014][ T4729] shrink_dcache_parent+0xb0/0x354 [ 78.804831][ T4729] do_one_tree+0x2c/0xf0 [ 78.805507][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 78.806400][ T4729] generic_shutdown_super+0x68/0x2f0 [ 78.807227][ T4729] kill_block_super+0x70/0xdc [ 78.807976][ T4729] deactivate_locked_super+0xb8/0x13c [ 78.808799][ T4729] deactivate_super+0xf8/0x118 [ 78.809477][ T4729] cleanup_mnt+0x3a4/0x458 [ 78.810205][ T4729] __cleanup_mnt+0x20/0x30 [ 78.810911][ T4729] task_work_run+0x12c/0x1e0 [ 78.811667][ T4729] do_notify_resume+0x24b4/0x3128 [ 78.812534][ T4729] el0_svc+0xf0/0x1e0 [ 78.813192][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 78.813991][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 78.814694][ T4729] irq event stamp: 345274 [ 78.815369][ T4729] hardirqs last enabled at (345273): [] __up_console_sem+0xb4/0x100 [ 78.816794][ T4729] hardirqs last disabled at (345274): [] el1_dbg+0x24/0x80 [ 78.818218][ T4729] softirqs last enabled at (344716): [] local_bh_enable+0x10/0x34 [ 78.819802][ T4729] softirqs last disabled at (344714): [] local_bh_disable+0x10/0x34 [ 78.821440][ T4729] ---[ end trace bba4a304abedb794 ]--- [ 78.876168][ T5043] loop0: detected capacity change from 0 to 1024 [ 78.983888][ T5043] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.010212][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 79.012091][ T4729] ------------[ cut here ]------------ [ 79.012856][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.014329][ T4729] Modules linked in: [ 79.015005][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.016520][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.018218][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.019528][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.020428][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.021449][ T4729] sp : ffff80001f956f80 [ 79.022114][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c81ef820 [ 79.023403][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a3e650 [ 79.024756][ T4729] x23: ffff0000e2a3e678 x22: ffff0000c81ef820 x21: 00000000bd8f6515 [ 79.026051][ T4729] x20: ffff0000d1da0068 x19: ffff0000d1da0000 x18: 0000000000000001 [ 79.027412][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 79.028686][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.030119][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 79.031467][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.032780][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 79.034055][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.035276][ T4729] Call trace: [ 79.035856][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.036865][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 79.037746][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.038669][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 79.039556][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.040426][ T4729] ext4_dirty_inode+0xd0/0x100 [ 79.041172][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 79.042024][ T4729] iput+0x1bc/0x77c [ 79.042674][ T4729] dentry_unlink_inode+0x360/0x438 [ 79.043522][ T4729] __dentry_kill+0x320/0x598 [ 79.044260][ T4729] shrink_dentry_list+0x410/0x7c8 [ 79.045035][ T4729] shrink_dcache_parent+0xb0/0x354 [ 79.045828][ T4729] do_one_tree+0x2c/0xf0 [ 79.046541][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 79.047426][ T4729] generic_shutdown_super+0x68/0x2f0 [ 79.048274][ T4729] kill_block_super+0x70/0xdc [ 79.049021][ T4729] deactivate_locked_super+0xb8/0x13c [ 79.049842][ T4729] deactivate_super+0xf8/0x118 [ 79.050593][ T4729] cleanup_mnt+0x3a4/0x458 [ 79.051277][ T4729] __cleanup_mnt+0x20/0x30 [ 79.052008][ T4729] task_work_run+0x12c/0x1e0 [ 79.052837][ T4729] do_notify_resume+0x24b4/0x3128 [ 79.053640][ T4729] el0_svc+0xf0/0x1e0 [ 79.054285][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 79.055098][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 79.055789][ T4729] irq event stamp: 352408 [ 79.056421][ T4729] hardirqs last enabled at (352407): [] __up_console_sem+0xb4/0x100 [ 79.057883][ T4729] hardirqs last disabled at (352408): [] el1_dbg+0x24/0x80 [ 79.059235][ T4729] softirqs last enabled at (351866): [] local_bh_enable+0x10/0x34 [ 79.060637][ T4729] softirqs last disabled at (351864): [] local_bh_disable+0x10/0x34 [ 79.062144][ T4729] ---[ end trace bba4a304abedb795 ]--- [ 79.119246][ T5047] loop0: detected capacity change from 0 to 1024 [ 79.224385][ T5047] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.237929][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 79.239625][ T4729] ------------[ cut here ]------------ [ 79.240369][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.241651][ T4729] Modules linked in: [ 79.242205][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.243531][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.245015][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.246375][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.247295][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.248204][ T4729] sp : ffff80001f956f80 [ 79.248883][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000dc060020 [ 79.250154][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee42dc58 [ 79.251496][ T4729] x23: ffff0000ee42dc80 x22: ffff0000dc060020 x21: 00000000bd8f6515 [ 79.252786][ T4729] x20: ffff0000dcdae068 x19: ffff0000dcdae000 x18: 0000000000000001 [ 79.254124][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 79.255525][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.256779][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 79.258110][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.259405][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 79.260744][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.262127][ T4729] Call trace: [ 79.262612][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.263510][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 79.264357][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.265323][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 79.266288][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.267196][ T4729] ext4_dirty_inode+0xd0/0x100 [ 79.267972][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 79.268677][ T4729] iput+0x1bc/0x77c [ 79.269322][ T4729] dentry_unlink_inode+0x360/0x438 [ 79.270141][ T4729] __dentry_kill+0x320/0x598 [ 79.270874][ T4729] shrink_dentry_list+0x410/0x7c8 [ 79.271592][ T4729] shrink_dcache_parent+0xb0/0x354 [ 79.272441][ T4729] do_one_tree+0x2c/0xf0 [ 79.273146][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 79.273977][ T4729] generic_shutdown_super+0x68/0x2f0 [ 79.274811][ T4729] kill_block_super+0x70/0xdc [ 79.275565][ T4729] deactivate_locked_super+0xb8/0x13c [ 79.276447][ T4729] deactivate_super+0xf8/0x118 [ 79.277221][ T4729] cleanup_mnt+0x3a4/0x458 [ 79.277951][ T4729] __cleanup_mnt+0x20/0x30 [ 79.278680][ T4729] task_work_run+0x12c/0x1e0 [ 79.279433][ T4729] do_notify_resume+0x24b4/0x3128 [ 79.280296][ T4729] el0_svc+0xf0/0x1e0 [ 79.280960][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 79.281803][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 79.282546][ T4729] irq event stamp: 360542 [ 79.283237][ T4729] hardirqs last enabled at (360541): [] __up_console_sem+0xb4/0x100 [ 79.284786][ T4729] hardirqs last disabled at (360542): [] el1_dbg+0x24/0x80 [ 79.286176][ T4729] softirqs last enabled at (360114): [] local_bh_enable+0x10/0x34 [ 79.287688][ T4729] softirqs last disabled at (360112): [] local_bh_disable+0x10/0x34 [ 79.289285][ T4729] ---[ end trace bba4a304abedb796 ]--- 1970/01/01 00:01:19 executed programs: 30 [ 79.344413][ T5051] loop0: detected capacity change from 0 to 1024 [ 79.394154][ T5051] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.406091][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 79.407854][ T4729] ------------[ cut here ]------------ [ 79.408664][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.410076][ T4729] Modules linked in: [ 79.410615][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.411924][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.413417][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.414776][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.415764][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.416729][ T4729] sp : ffff80001f956f80 [ 79.417346][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd611820 [ 79.418584][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd6b8c98 [ 79.419913][ T4729] x23: ffff0000dd6b8cc0 x22: ffff0000cd611820 x21: 00000000bd8f6515 [ 79.421268][ T4729] x20: ffff0000d532e068 x19: ffff0000d532e000 x18: 0000000000000001 [ 79.422582][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 79.423920][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.425173][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 79.426487][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.427709][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 79.428869][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.430025][ T4729] Call trace: [ 79.430525][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.431320][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 79.432114][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.432953][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 79.433825][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.434566][ T4729] ext4_dirty_inode+0xd0/0x100 [ 79.435270][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 79.435978][ T4729] iput+0x1bc/0x77c [ 79.436508][ T4729] dentry_unlink_inode+0x360/0x438 [ 79.437238][ T4729] __dentry_kill+0x320/0x598 [ 79.437912][ T4729] shrink_dentry_list+0x410/0x7c8 [ 79.438783][ T4729] shrink_dcache_parent+0xb0/0x354 [ 79.439601][ T4729] do_one_tree+0x2c/0xf0 [ 79.440202][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 79.441050][ T4729] generic_shutdown_super+0x68/0x2f0 [ 79.441823][ T4729] kill_block_super+0x70/0xdc [ 79.442523][ T4729] deactivate_locked_super+0xb8/0x13c [ 79.443430][ T4729] deactivate_super+0xf8/0x118 [ 79.444229][ T4729] cleanup_mnt+0x3a4/0x458 [ 79.444923][ T4729] __cleanup_mnt+0x20/0x30 [ 79.445687][ T4729] task_work_run+0x12c/0x1e0 [ 79.446408][ T4729] do_notify_resume+0x24b4/0x3128 [ 79.447207][ T4729] el0_svc+0xf0/0x1e0 [ 79.447805][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 79.448569][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 79.449279][ T4729] irq event stamp: 367630 [ 79.449949][ T4729] hardirqs last enabled at (367629): [] __up_console_sem+0xb4/0x100 [ 79.451491][ T4729] hardirqs last disabled at (367630): [] el1_dbg+0x24/0x80 [ 79.452963][ T4729] softirqs last enabled at (367112): [] local_bh_enable+0x10/0x34 [ 79.454491][ T4729] softirqs last disabled at (367110): [] local_bh_disable+0x10/0x34 [ 79.456045][ T4729] ---[ end trace bba4a304abedb797 ]--- [ 79.525303][ T5055] loop0: detected capacity change from 0 to 1024 [ 79.584014][ T5055] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.594147][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 79.596197][ T4729] ------------[ cut here ]------------ [ 79.597035][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.598564][ T4729] Modules linked in: [ 79.599160][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.600398][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.601860][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.603115][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.604079][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.605039][ T4729] sp : ffff80001f956f80 [ 79.605674][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000caac2020 [ 79.606846][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2979690 [ 79.608147][ T4729] x23: ffff0000e29796b8 x22: ffff0000caac2020 x21: 00000000bd8f6515 [ 79.609453][ T4729] x20: ffff0000d6d14068 x19: ffff0000d6d14000 x18: 1fffe00034216796 [ 79.610744][ T4729] x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 [ 79.612038][ T4729] x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 79.613297][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 79.614579][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 79.615916][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 79.617166][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.618492][ T4729] Call trace: [ 79.619061][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.619953][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 79.620833][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.621779][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 79.622728][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.623602][ T4729] ext4_dirty_inode+0xd0/0x100 [ 79.624397][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 79.625318][ T4729] iput+0x1bc/0x77c [ 79.625921][ T4729] dentry_unlink_inode+0x360/0x438 [ 79.626643][ T4729] __dentry_kill+0x320/0x598 [ 79.627386][ T4729] shrink_dentry_list+0x410/0x7c8 [ 79.628196][ T4729] shrink_dcache_parent+0xb0/0x354 [ 79.629005][ T4729] do_one_tree+0x2c/0xf0 [ 79.629658][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 79.630524][ T4729] generic_shutdown_super+0x68/0x2f0 [ 79.631362][ T4729] kill_block_super+0x70/0xdc [ 79.632240][ T4729] deactivate_locked_super+0xb8/0x13c [ 79.633067][ T4729] deactivate_super+0xf8/0x118 [ 79.633875][ T4729] cleanup_mnt+0x3a4/0x458 [ 79.634599][ T4729] __cleanup_mnt+0x20/0x30 [ 79.635345][ T4729] task_work_run+0x12c/0x1e0 [ 79.636116][ T4729] do_notify_resume+0x24b4/0x3128 [ 79.636915][ T4729] el0_svc+0xf0/0x1e0 [ 79.637604][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 79.638398][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 79.639089][ T4729] irq event stamp: 374328 [ 79.639806][ T4729] hardirqs last enabled at (374327): [] finish_lock_switch+0xb0/0x1c4 [ 79.641332][ T4729] hardirqs last disabled at (374328): [] el1_dbg+0x24/0x80 [ 79.642715][ T4729] softirqs last enabled at (373804): [] local_bh_enable+0x10/0x34 [ 79.644273][ T4729] softirqs last disabled at (373802): [] local_bh_disable+0x10/0x34 [ 79.645858][ T4729] ---[ end trace bba4a304abedb798 ]--- [ 79.734647][ T5059] loop0: detected capacity change from 0 to 1024 [ 79.795948][ T5059] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.805598][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 79.807544][ T4729] ------------[ cut here ]------------ [ 79.808287][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.809751][ T4729] Modules linked in: [ 79.810359][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.811687][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.813245][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.814351][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.815170][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.816133][ T4729] sp : ffff80001f956f80 [ 79.816758][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d65db020 [ 79.818172][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd6bb478 [ 79.819473][ T4729] x23: ffff0000dd6bb4a0 x22: ffff0000d65db020 x21: 00000000bd8f6515 [ 79.820870][ T4729] x20: ffff0000d63c4068 x19: ffff0000d63c4000 x18: 0000000000000001 [ 79.822229][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 79.823541][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.824812][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 79.826201][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.827482][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 79.828801][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.830035][ T4729] Call trace: [ 79.830527][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.831367][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 79.832160][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.833031][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 79.833841][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.834630][ T4729] ext4_dirty_inode+0xd0/0x100 [ 79.835472][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 79.836374][ T4729] iput+0x1bc/0x77c [ 79.837018][ T4729] dentry_unlink_inode+0x360/0x438 [ 79.837839][ T4729] __dentry_kill+0x320/0x598 [ 79.838656][ T4729] shrink_dentry_list+0x410/0x7c8 [ 79.839441][ T4729] shrink_dcache_parent+0xb0/0x354 [ 79.840202][ T4729] do_one_tree+0x2c/0xf0 [ 79.840855][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 79.841774][ T4729] generic_shutdown_super+0x68/0x2f0 [ 79.842699][ T4729] kill_block_super+0x70/0xdc [ 79.843481][ T4729] deactivate_locked_super+0xb8/0x13c [ 79.844291][ T4729] deactivate_super+0xf8/0x118 [ 79.845006][ T4729] cleanup_mnt+0x3a4/0x458 [ 79.845643][ T4729] __cleanup_mnt+0x20/0x30 [ 79.846338][ T4729] task_work_run+0x12c/0x1e0 [ 79.847088][ T4729] do_notify_resume+0x24b4/0x3128 [ 79.847850][ T4729] el0_svc+0xf0/0x1e0 [ 79.848501][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 79.849296][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 79.849971][ T4729] irq event stamp: 380938 [ 79.850690][ T4729] hardirqs last enabled at (380937): [] __up_console_sem+0xb4/0x100 [ 79.852270][ T4729] hardirqs last disabled at (380938): [] el1_dbg+0x24/0x80 [ 79.853650][ T4729] softirqs last enabled at (380410): [] local_bh_enable+0x10/0x34 [ 79.855109][ T4729] softirqs last disabled at (380408): [] local_bh_disable+0x10/0x34 [ 79.856662][ T4729] ---[ end trace bba4a304abedb799 ]--- [ 79.914894][ T5064] loop0: detected capacity change from 0 to 1024 [ 79.964646][ T5064] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.976014][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 79.977786][ T4729] ------------[ cut here ]------------ [ 79.978610][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.980073][ T4729] Modules linked in: [ 79.980702][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.982102][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.983772][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.985016][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.985887][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.986721][ T4729] sp : ffff80001f956f80 [ 79.987312][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d50ff820 [ 79.988728][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd6bc868 [ 79.990039][ T4729] x23: ffff0000dd6bc890 x22: ffff0000d50ff820 x21: 00000000bd8f6515 [ 79.991403][ T4729] x20: ffff0000cfd40068 x19: ffff0000cfd40000 x18: 0000000000000001 [ 79.992689][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 79.993985][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.995264][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 79.996505][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.997825][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 79.999140][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.000501][ T4729] Call trace: [ 80.001013][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.001900][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 80.002823][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.003763][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 80.004736][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.005657][ T4729] ext4_dirty_inode+0xd0/0x100 [ 80.006395][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 80.007153][ T4729] iput+0x1bc/0x77c [ 80.007718][ T4729] dentry_unlink_inode+0x360/0x438 [ 80.008449][ T4729] __dentry_kill+0x320/0x598 [ 80.009120][ T4729] shrink_dentry_list+0x410/0x7c8 [ 80.009849][ T4729] shrink_dcache_parent+0xb0/0x354 [ 80.010578][ T4729] do_one_tree+0x2c/0xf0 [ 80.011168][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 80.011970][ T4729] generic_shutdown_super+0x68/0x2f0 [ 80.012719][ T4729] kill_block_super+0x70/0xdc [ 80.013368][ T4729] deactivate_locked_super+0xb8/0x13c [ 80.014120][ T4729] deactivate_super+0xf8/0x118 [ 80.014787][ T4729] cleanup_mnt+0x3a4/0x458 [ 80.015410][ T4729] __cleanup_mnt+0x20/0x30 [ 80.016058][ T4729] task_work_run+0x12c/0x1e0 [ 80.016696][ T4729] do_notify_resume+0x24b4/0x3128 [ 80.017404][ T4729] el0_svc+0xf0/0x1e0 [ 80.017961][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 80.018673][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 80.019316][ T4729] irq event stamp: 388030 [ 80.019923][ T4729] hardirqs last enabled at (388029): [] __up_console_sem+0xb4/0x100 [ 80.021259][ T4729] hardirqs last disabled at (388030): [] el1_dbg+0x24/0x80 [ 80.022466][ T4729] softirqs last enabled at (387584): [] local_bh_enable+0x10/0x34 [ 80.023766][ T4729] softirqs last disabled at (387582): [] local_bh_disable+0x10/0x34 [ 80.025050][ T4729] ---[ end trace bba4a304abedb79a ]--- [ 80.075516][ T5068] loop0: detected capacity change from 0 to 1024 [ 80.144317][ T5068] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.154329][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 80.156187][ T4729] ------------[ cut here ]------------ [ 80.156997][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.158428][ T4729] Modules linked in: [ 80.159009][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.160330][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.161798][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.162908][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.163720][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.164520][ T4729] sp : ffff80001f956f80 [ 80.165132][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d7cdc820 [ 80.166314][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd6bf048 [ 80.167566][ T4729] x23: ffff0000dd6bf070 x22: ffff0000d7cdc820 x21: 00000000bd8f6515 [ 80.168727][ T4729] x20: ffff0000cbfee068 x19: ffff0000cbfee000 x18: 0000000000000001 [ 80.170144][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 80.171443][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.172727][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 80.174094][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.175401][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 80.176628][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.177820][ T4729] Call trace: [ 80.178352][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.179131][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 80.179951][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.180968][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 80.181888][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.182731][ T4729] ext4_dirty_inode+0xd0/0x100 [ 80.183579][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 80.184361][ T4729] iput+0x1bc/0x77c [ 80.184910][ T4729] dentry_unlink_inode+0x360/0x438 [ 80.185667][ T4729] __dentry_kill+0x320/0x598 [ 80.186442][ T4729] shrink_dentry_list+0x410/0x7c8 [ 80.187262][ T4729] shrink_dcache_parent+0xb0/0x354 [ 80.188032][ T4729] do_one_tree+0x2c/0xf0 [ 80.188667][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 80.189525][ T4729] generic_shutdown_super+0x68/0x2f0 [ 80.190433][ T4729] kill_block_super+0x70/0xdc [ 80.191197][ T4729] deactivate_locked_super+0xb8/0x13c [ 80.192106][ T4729] deactivate_super+0xf8/0x118 [ 80.192897][ T4729] cleanup_mnt+0x3a4/0x458 [ 80.193689][ T4729] __cleanup_mnt+0x20/0x30 [ 80.194422][ T4729] task_work_run+0x12c/0x1e0 [ 80.195178][ T4729] do_notify_resume+0x24b4/0x3128 [ 80.196042][ T4729] el0_svc+0xf0/0x1e0 [ 80.196703][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 80.197424][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 80.198077][ T4729] irq event stamp: 395304 [ 80.198734][ T4729] hardirqs last enabled at (395303): [] __up_console_sem+0xb4/0x100 [ 80.200102][ T4729] hardirqs last disabled at (395304): [] el1_dbg+0x24/0x80 [ 80.201368][ T4729] softirqs last enabled at (394770): [] local_bh_enable+0x10/0x34 [ 80.202722][ T4729] softirqs last disabled at (394768): [] local_bh_disable+0x10/0x34 [ 80.204338][ T4729] ---[ end trace bba4a304abedb79b ]--- [ 80.255129][ T5072] loop0: detected capacity change from 0 to 1024 [ 80.334932][ T5072] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.344390][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 80.346332][ T4729] ------------[ cut here ]------------ [ 80.347121][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.348487][ T4729] Modules linked in: [ 80.349032][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.350299][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.351667][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.352804][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.353737][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.354598][ T4729] sp : ffff80001f956f80 [ 80.355207][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd74c020 [ 80.356530][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e297d260 [ 80.357811][ T4729] x23: ffff0000e297d288 x22: ffff0000cd74c020 x21: 00000000bd8f6515 [ 80.359044][ T4729] x20: ffff0000cf612068 x19: ffff0000cf612000 x18: 1fffe00034216796 [ 80.360365][ T4729] x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 [ 80.361754][ T4729] x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 80.363036][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 80.364330][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 80.365656][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 80.366915][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.368286][ T4729] Call trace: [ 80.368924][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.369806][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 80.370622][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.371650][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 80.372535][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.373352][ T4729] ext4_dirty_inode+0xd0/0x100 [ 80.374057][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 80.374863][ T4729] iput+0x1bc/0x77c [ 80.375412][ T4729] dentry_unlink_inode+0x360/0x438 [ 80.376139][ T4729] __dentry_kill+0x320/0x598 [ 80.376782][ T4729] shrink_dentry_list+0x410/0x7c8 [ 80.377558][ T4729] shrink_dcache_parent+0xb0/0x354 [ 80.378270][ T4729] do_one_tree+0x2c/0xf0 [ 80.378952][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 80.379869][ T4729] generic_shutdown_super+0x68/0x2f0 [ 80.380704][ T4729] kill_block_super+0x70/0xdc [ 80.381514][ T4729] deactivate_locked_super+0xb8/0x13c [ 80.382350][ T4729] deactivate_super+0xf8/0x118 [ 80.383094][ T4729] cleanup_mnt+0x3a4/0x458 [ 80.383854][ T4729] __cleanup_mnt+0x20/0x30 [ 80.384548][ T4729] task_work_run+0x12c/0x1e0 [ 80.385232][ T4729] do_notify_resume+0x24b4/0x3128 [ 80.386083][ T4729] el0_svc+0xf0/0x1e0 [ 80.386709][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 80.387604][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 80.388342][ T4729] irq event stamp: 402054 [ 80.388996][ T4729] hardirqs last enabled at (402053): [] finish_lock_switch+0xb0/0x1c4 [ 80.390460][ T4729] hardirqs last disabled at (402054): [] el1_dbg+0x24/0x80 [ 80.391808][ T4729] softirqs last enabled at (401620): [] local_bh_enable+0x10/0x34 [ 80.393333][ T4729] softirqs last disabled at (401618): [] local_bh_disable+0x10/0x34 [ 80.394995][ T4729] ---[ end trace bba4a304abedb79c ]--- [ 80.445497][ T5076] loop0: detected capacity change from 0 to 1024 [ 80.454797][ T5076] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.463728][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 80.465582][ T4729] ------------[ cut here ]------------ [ 80.466519][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.468129][ T4729] Modules linked in: [ 80.468715][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.470119][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.471645][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.472755][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.473627][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.474497][ T4729] sp : ffff80001f956f80 [ 80.475109][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd52d020 [ 80.476417][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2b90c98 [ 80.477571][ T4729] x23: ffff0000e2b90cc0 x22: ffff0000cd52d020 x21: 00000000bd8f6515 [ 80.478789][ T4729] x20: ffff0000ca5c2068 x19: ffff0000ca5c2000 x18: 0000000000000001 [ 80.480090][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 80.481359][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.482631][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 80.483923][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.485190][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 80.486449][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.487716][ T4729] Call trace: [ 80.488219][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.489053][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 80.489917][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.490872][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 80.491809][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.492696][ T4729] ext4_dirty_inode+0xd0/0x100 [ 80.493468][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 80.494292][ T4729] iput+0x1bc/0x77c [ 80.494905][ T4729] dentry_unlink_inode+0x360/0x438 [ 80.495755][ T4729] __dentry_kill+0x320/0x598 [ 80.496449][ T4729] shrink_dentry_list+0x410/0x7c8 [ 80.497255][ T4729] shrink_dcache_parent+0xb0/0x354 [ 80.498081][ T4729] do_one_tree+0x2c/0xf0 [ 80.498841][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 80.499712][ T4729] generic_shutdown_super+0x68/0x2f0 [ 80.500548][ T4729] kill_block_super+0x70/0xdc [ 80.501258][ T4729] deactivate_locked_super+0xb8/0x13c [ 80.502083][ T4729] deactivate_super+0xf8/0x118 [ 80.502842][ T4729] cleanup_mnt+0x3a4/0x458 [ 80.503545][ T4729] __cleanup_mnt+0x20/0x30 [ 80.504219][ T4729] task_work_run+0x12c/0x1e0 [ 80.504956][ T4729] do_notify_resume+0x24b4/0x3128 [ 80.505703][ T4729] el0_svc+0xf0/0x1e0 [ 80.506319][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 80.507104][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 80.507780][ T4729] irq event stamp: 409592 [ 80.508493][ T4729] hardirqs last enabled at (409591): [] __up_console_sem+0xb4/0x100 [ 80.510016][ T4729] hardirqs last disabled at (409592): [] el1_dbg+0x24/0x80 [ 80.511399][ T4729] softirqs last enabled at (409040): [] local_bh_enable+0x10/0x34 [ 80.512874][ T4729] softirqs last disabled at (409038): [] local_bh_disable+0x10/0x34 [ 80.514323][ T4729] ---[ end trace bba4a304abedb79d ]--- [ 80.593852][ T5080] loop0: detected capacity change from 0 to 1024 [ 80.604171][ T5080] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.614088][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 80.615968][ T4729] ------------[ cut here ]------------ [ 80.616759][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.618395][ T4729] Modules linked in: [ 80.618988][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.620378][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.621857][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.623086][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.623984][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.624837][ T4729] sp : ffff80001f956f80 [ 80.625431][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d9dd7820 [ 80.626664][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2b93478 [ 80.627881][ T4729] x23: ffff0000e2b934a0 x22: ffff0000d9dd7820 x21: 00000000bd8f6515 [ 80.629115][ T4729] x20: ffff0000ed316068 x19: ffff0000ed316000 x18: 0000000000000001 [ 80.630378][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 80.631565][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.632765][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 80.633935][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.635286][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 80.636649][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.637976][ T4729] Call trace: [ 80.638494][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.639545][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 80.640378][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.641238][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 80.642116][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.642978][ T4729] ext4_dirty_inode+0xd0/0x100 [ 80.643768][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 80.644548][ T4729] iput+0x1bc/0x77c [ 80.645134][ T4729] dentry_unlink_inode+0x360/0x438 [ 80.645921][ T4729] __dentry_kill+0x320/0x598 [ 80.646590][ T4729] shrink_dentry_list+0x410/0x7c8 [ 80.647360][ T4729] shrink_dcache_parent+0xb0/0x354 [ 80.648204][ T4729] do_one_tree+0x2c/0xf0 [ 80.648894][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 80.649750][ T4729] generic_shutdown_super+0x68/0x2f0 [ 80.650590][ T4729] kill_block_super+0x70/0xdc [ 80.651365][ T4729] deactivate_locked_super+0xb8/0x13c [ 80.652258][ T4729] deactivate_super+0xf8/0x118 [ 80.653036][ T4729] cleanup_mnt+0x3a4/0x458 [ 80.653764][ T4729] __cleanup_mnt+0x20/0x30 [ 80.654451][ T4729] task_work_run+0x12c/0x1e0 [ 80.655253][ T4729] do_notify_resume+0x24b4/0x3128 [ 80.656098][ T4729] el0_svc+0xf0/0x1e0 [ 80.656741][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 80.657561][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 80.658335][ T4729] irq event stamp: 415708 [ 80.659010][ T4729] hardirqs last enabled at (415707): [] __up_console_sem+0xb4/0x100 [ 80.660455][ T4729] hardirqs last disabled at (415708): [] el1_dbg+0x24/0x80 [ 80.661745][ T4729] softirqs last enabled at (415324): [] local_bh_enable+0x10/0x34 [ 80.663126][ T4729] softirqs last disabled at (415322): [] local_bh_disable+0x10/0x34 [ 80.664535][ T4729] ---[ end trace bba4a304abedb79e ]--- [ 80.754893][ T5084] loop0: detected capacity change from 0 to 1024 [ 80.814443][ T5084] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.824121][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 80.825909][ T4729] ------------[ cut here ]------------ [ 80.826662][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.828082][ T4729] Modules linked in: [ 80.828615][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.830044][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.831566][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.832764][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.833593][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.834408][ T4729] sp : ffff80001f956f80 [ 80.834991][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cce32020 [ 80.836229][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a21690 [ 80.837337][ T4729] x23: ffff0000e2a216b8 x22: ffff0000cce32020 x21: 00000000bd8f6515 [ 80.838516][ T4729] x20: ffff0000ca15c068 x19: ffff0000ca15c000 x18: 1fffe00034216796 [ 80.839846][ T4729] x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 [ 80.841265][ T4729] x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 80.842585][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 80.843769][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 80.844994][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 80.846251][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.847480][ T4729] Call trace: [ 80.847947][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.848784][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 80.849624][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.850572][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 80.851440][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.852285][ T4729] ext4_dirty_inode+0xd0/0x100 [ 80.853063][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 80.853940][ T4729] iput+0x1bc/0x77c [ 80.854544][ T4729] dentry_unlink_inode+0x360/0x438 [ 80.855333][ T4729] __dentry_kill+0x320/0x598 [ 80.856030][ T4729] shrink_dentry_list+0x410/0x7c8 [ 80.856827][ T4729] shrink_dcache_parent+0xb0/0x354 [ 80.857700][ T4729] do_one_tree+0x2c/0xf0 [ 80.858355][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 80.859189][ T4729] generic_shutdown_super+0x68/0x2f0 [ 80.860030][ T4729] kill_block_super+0x70/0xdc [ 80.860826][ T4729] deactivate_locked_super+0xb8/0x13c [ 80.861656][ T4729] deactivate_super+0xf8/0x118 [ 80.862398][ T4729] cleanup_mnt+0x3a4/0x458 [ 80.863101][ T4729] __cleanup_mnt+0x20/0x30 [ 80.863846][ T4729] task_work_run+0x12c/0x1e0 [ 80.864589][ T4729] do_notify_resume+0x24b4/0x3128 [ 80.865496][ T4729] el0_svc+0xf0/0x1e0 [ 80.866131][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 80.866950][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 80.867640][ T4729] irq event stamp: 422142 [ 80.868321][ T4729] hardirqs last enabled at (422141): [] finish_lock_switch+0xb0/0x1c4 [ 80.869907][ T4729] hardirqs last disabled at (422142): [] el1_dbg+0x24/0x80 [ 80.871211][ T4729] softirqs last enabled at (421720): [] local_bh_enable+0x10/0x34 [ 80.872513][ T4729] softirqs last disabled at (421718): [] local_bh_disable+0x10/0x34 [ 80.873855][ T4729] ---[ end trace bba4a304abedb79f ]--- [ 80.944004][ T5088] loop0: detected capacity change from 0 to 1024 [ 81.057614][ T5088] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.066982][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 81.068914][ T4729] ------------[ cut here ]------------ [ 81.069708][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.071140][ T4729] Modules linked in: [ 81.071725][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.073076][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.074545][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.075751][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.076632][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.077442][ T4729] sp : ffff80001f956f80 [ 81.078101][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000dcd5b020 [ 81.079476][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2b95c58 [ 81.080767][ T4729] x23: ffff0000e2b95c80 x22: ffff0000dcd5b020 x21: 00000000bd8f6515 [ 81.082089][ T4729] x20: ffff0000d9ae8068 x19: ffff0000d9ae8000 x18: 0000000000000001 [ 81.083296][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 81.084644][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.085980][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 81.087256][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.088535][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 81.089755][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.091172][ T4729] Call trace: [ 81.091672][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.092520][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 81.093403][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.094315][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 81.095155][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.095949][ T4729] ext4_dirty_inode+0xd0/0x100 [ 81.096627][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 81.097423][ T4729] iput+0x1bc/0x77c [ 81.098017][ T4729] dentry_unlink_inode+0x360/0x438 [ 81.098916][ T4729] __dentry_kill+0x320/0x598 [ 81.099665][ T4729] shrink_dentry_list+0x410/0x7c8 [ 81.100407][ T4729] shrink_dcache_parent+0xb0/0x354 [ 81.101197][ T4729] do_one_tree+0x2c/0xf0 [ 81.101863][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 81.102698][ T4729] generic_shutdown_super+0x68/0x2f0 [ 81.103457][ T4729] kill_block_super+0x70/0xdc [ 81.104180][ T4729] deactivate_locked_super+0xb8/0x13c [ 81.105016][ T4729] deactivate_super+0xf8/0x118 [ 81.105746][ T4729] cleanup_mnt+0x3a4/0x458 [ 81.106432][ T4729] __cleanup_mnt+0x20/0x30 [ 81.107161][ T4729] task_work_run+0x12c/0x1e0 [ 81.107862][ T4729] do_notify_resume+0x24b4/0x3128 [ 81.108677][ T4729] el0_svc+0xf0/0x1e0 [ 81.109279][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 81.110147][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 81.110864][ T4729] irq event stamp: 428614 [ 81.111545][ T4729] hardirqs last enabled at (428613): [] __up_console_sem+0xb4/0x100 [ 81.113126][ T4729] hardirqs last disabled at (428614): [] el1_dbg+0x24/0x80 [ 81.114517][ T4729] softirqs last enabled at (428098): [] local_bh_enable+0x10/0x34 [ 81.116016][ T4729] softirqs last disabled at (428096): [] local_bh_disable+0x10/0x34 [ 81.117410][ T4729] ---[ end trace bba4a304abedb7a0 ]--- [ 81.185442][ T5092] loop0: detected capacity change from 0 to 1024 [ 81.195103][ T5092] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.214550][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 81.216326][ T4729] ------------[ cut here ]------------ [ 81.217124][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.218545][ T4729] Modules linked in: [ 81.219092][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.220583][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.222207][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.223513][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.224403][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.225327][ T4729] sp : ffff80001f956f80 [ 81.225965][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c86b7020 [ 81.227322][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a22a80 [ 81.228686][ T4729] x23: ffff0000e2a22aa8 x22: ffff0000c86b7020 x21: 00000000bd8f6515 [ 81.230020][ T4729] x20: ffff0000d9c32068 x19: ffff0000d9c32000 x18: 0000000000000001 [ 81.231352][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 81.232735][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.234117][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 81.235418][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.236656][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 81.237959][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.239342][ T4729] Call trace: [ 81.239909][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.240850][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 81.241730][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.242656][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 81.243466][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.244414][ T4729] ext4_dirty_inode+0xd0/0x100 [ 81.245189][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 81.246037][ T4729] iput+0x1bc/0x77c [ 81.246604][ T4729] dentry_unlink_inode+0x360/0x438 [ 81.247409][ T4729] __dentry_kill+0x320/0x598 [ 81.248179][ T4729] shrink_dentry_list+0x410/0x7c8 [ 81.248992][ T4729] shrink_dcache_parent+0xb0/0x354 [ 81.249883][ T4729] do_one_tree+0x2c/0xf0 [ 81.250558][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 81.251431][ T4729] generic_shutdown_super+0x68/0x2f0 [ 81.252283][ T4729] kill_block_super+0x70/0xdc [ 81.253054][ T4729] deactivate_locked_super+0xb8/0x13c [ 81.253995][ T4729] deactivate_super+0xf8/0x118 [ 81.254791][ T4729] cleanup_mnt+0x3a4/0x458 [ 81.255506][ T4729] __cleanup_mnt+0x20/0x30 [ 81.256209][ T4729] task_work_run+0x12c/0x1e0 [ 81.256935][ T4729] do_notify_resume+0x24b4/0x3128 [ 81.257645][ T4729] el0_svc+0xf0/0x1e0 [ 81.258214][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 81.259020][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 81.259759][ T4729] irq event stamp: 435690 [ 81.260501][ T4729] hardirqs last enabled at (435689): [] __up_console_sem+0xb4/0x100 [ 81.262061][ T4729] hardirqs last disabled at (435690): [] el1_dbg+0x24/0x80 [ 81.263481][ T4729] softirqs last enabled at (435288): [] local_bh_enable+0x10/0x34 [ 81.265109][ T4729] softirqs last disabled at (435286): [] local_bh_disable+0x10/0x34 [ 81.266798][ T4729] ---[ end trace bba4a304abedb7a1 ]--- [ 81.334233][ T5096] loop0: detected capacity change from 0 to 1024 [ 81.384169][ T5096] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.394696][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 81.396509][ T4729] ------------[ cut here ]------------ [ 81.397273][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.398611][ T4729] Modules linked in: [ 81.399149][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.400363][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.401899][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.403052][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.403868][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.404774][ T4729] sp : ffff80001f956f80 [ 81.405417][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c7845820 [ 81.406750][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a23e70 [ 81.408123][ T4729] x23: ffff0000e2a23e98 x22: ffff0000c7845820 x21: 00000000bd8f6515 [ 81.409396][ T4729] x20: ffff0000dcf44068 x19: ffff0000dcf44000 x18: 0000000000000001 [ 81.410664][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 81.411919][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.413140][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 81.414326][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.415556][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 81.416794][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.418078][ T4729] Call trace: [ 81.418565][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.419455][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 81.420286][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.421277][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 81.422214][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.423100][ T4729] ext4_dirty_inode+0xd0/0x100 [ 81.423856][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 81.424685][ T4729] iput+0x1bc/0x77c [ 81.425390][ T4729] dentry_unlink_inode+0x360/0x438 [ 81.426175][ T4729] __dentry_kill+0x320/0x598 [ 81.426919][ T4729] shrink_dentry_list+0x410/0x7c8 [ 81.427736][ T4729] shrink_dcache_parent+0xb0/0x354 [ 81.428645][ T4729] do_one_tree+0x2c/0xf0 [ 81.429368][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 81.430301][ T4729] generic_shutdown_super+0x68/0x2f0 [ 81.431204][ T4729] kill_block_super+0x70/0xdc [ 81.432011][ T4729] deactivate_locked_super+0xb8/0x13c [ 81.432864][ T4729] deactivate_super+0xf8/0x118 [ 81.433545][ T4729] cleanup_mnt+0x3a4/0x458 [ 81.434203][ T4729] __cleanup_mnt+0x20/0x30 [ 81.434841][ T4729] task_work_run+0x12c/0x1e0 [ 81.435531][ T4729] do_notify_resume+0x24b4/0x3128 [ 81.436256][ T4729] el0_svc+0xf0/0x1e0 [ 81.436890][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 81.437646][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 81.438372][ T4729] irq event stamp: 442122 [ 81.439037][ T4729] hardirqs last enabled at (442121): [] __up_console_sem+0xb4/0x100 [ 81.440445][ T4729] hardirqs last disabled at (442122): [] el1_dbg+0x24/0x80 [ 81.441687][ T4729] softirqs last enabled at (441578): [] local_bh_enable+0x10/0x34 [ 81.443114][ T4729] softirqs last disabled at (441576): [] local_bh_disable+0x10/0x34 [ 81.444511][ T4729] ---[ end trace bba4a304abedb7a2 ]--- [ 81.516244][ T5100] loop0: detected capacity change from 0 to 1024 [ 81.574456][ T5100] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.584952][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 81.586877][ T4729] ------------[ cut here ]------------ [ 81.587756][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.589327][ T4729] Modules linked in: [ 81.589922][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.591272][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.592705][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.593832][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.594817][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.595797][ T4729] sp : ffff80001f956f80 [ 81.596448][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d5c83020 [ 81.597666][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd7048 [ 81.598997][ T4729] x23: ffff0000e2bd7070 x22: ffff0000d5c83020 x21: 00000000bd8f6515 [ 81.600260][ T4729] x20: ffff0000c844c068 x19: ffff0000c844c000 x18: 0000000000000001 [ 81.601455][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 81.602659][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.603814][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 81.605169][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.606494][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 81.607867][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.609224][ T4729] Call trace: [ 81.609781][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.610651][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 81.611557][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.612508][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 81.613527][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.614392][ T4729] ext4_dirty_inode+0xd0/0x100 [ 81.615089][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 81.615869][ T4729] iput+0x1bc/0x77c [ 81.616462][ T4729] dentry_unlink_inode+0x360/0x438 [ 81.617273][ T4729] __dentry_kill+0x320/0x598 [ 81.617953][ T4729] shrink_dentry_list+0x410/0x7c8 [ 81.618705][ T4729] shrink_dcache_parent+0xb0/0x354 [ 81.619566][ T4729] do_one_tree+0x2c/0xf0 [ 81.620267][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 81.621191][ T4729] generic_shutdown_super+0x68/0x2f0 [ 81.621994][ T4729] kill_block_super+0x70/0xdc [ 81.622687][ T4729] deactivate_locked_super+0xb8/0x13c [ 81.623520][ T4729] deactivate_super+0xf8/0x118 [ 81.624238][ T4729] cleanup_mnt+0x3a4/0x458 [ 81.624901][ T4729] __cleanup_mnt+0x20/0x30 [ 81.625629][ T4729] task_work_run+0x12c/0x1e0 [ 81.626347][ T4729] do_notify_resume+0x24b4/0x3128 [ 81.627137][ T4729] el0_svc+0xf0/0x1e0 [ 81.627793][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 81.628603][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 81.629385][ T4729] irq event stamp: 448760 [ 81.630107][ T4729] hardirqs last enabled at (448759): [] __up_console_sem+0xb4/0x100 [ 81.631540][ T4729] hardirqs last disabled at (448760): [] el1_dbg+0x24/0x80 [ 81.632826][ T4729] softirqs last enabled at (448338): [] local_bh_enable+0x10/0x34 [ 81.634274][ T4729] softirqs last disabled at (448336): [] local_bh_disable+0x10/0x34 [ 81.635749][ T4729] ---[ end trace bba4a304abedb7a3 ]--- [ 81.694524][ T5104] loop0: detected capacity change from 0 to 1024 [ 81.746048][ T5104] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.755383][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 81.757176][ T4729] ------------[ cut here ]------------ [ 81.757941][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.759343][ T4729] Modules linked in: [ 81.759904][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.761228][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.762666][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.763844][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.764712][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.765573][ T4729] sp : ffff80001f956f80 [ 81.766143][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd7c7020 [ 81.767369][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a26650 [ 81.768586][ T4729] x23: ffff0000e2a26678 x22: ffff0000cd7c7020 x21: 00000000bd8f6515 [ 81.769729][ T4729] x20: ffff0000cf642068 x19: ffff0000cf642000 x18: 0000000000000001 [ 81.771110][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 81.772458][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.773657][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 81.775017][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.776344][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 81.777714][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.779035][ T4729] Call trace: [ 81.779563][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.780421][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 81.781295][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.782319][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 81.783222][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.784026][ T4729] ext4_dirty_inode+0xd0/0x100 [ 81.784775][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 81.785515][ T4729] iput+0x1bc/0x77c [ 81.786091][ T4729] dentry_unlink_inode+0x360/0x438 [ 81.786846][ T4729] __dentry_kill+0x320/0x598 [ 81.787518][ T4729] shrink_dentry_list+0x410/0x7c8 [ 81.788265][ T4729] shrink_dcache_parent+0xb0/0x354 [ 81.789152][ T4729] do_one_tree+0x2c/0xf0 [ 81.789848][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 81.790797][ T4729] generic_shutdown_super+0x68/0x2f0 [ 81.791649][ T4729] kill_block_super+0x70/0xdc [ 81.792426][ T4729] deactivate_locked_super+0xb8/0x13c [ 81.793320][ T4729] deactivate_super+0xf8/0x118 [ 81.794132][ T4729] cleanup_mnt+0x3a4/0x458 [ 81.794813][ T4729] __cleanup_mnt+0x20/0x30 [ 81.795554][ T4729] task_work_run+0x12c/0x1e0 [ 81.796289][ T4729] do_notify_resume+0x24b4/0x3128 [ 81.797103][ T4729] el0_svc+0xf0/0x1e0 [ 81.797761][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 81.798563][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 81.799320][ T4729] irq event stamp: 455250 [ 81.799999][ T4729] hardirqs last enabled at (455249): [] __up_console_sem+0xb4/0x100 [ 81.801499][ T4729] hardirqs last disabled at (455250): [] el1_dbg+0x24/0x80 [ 81.802976][ T4729] softirqs last enabled at (454792): [] local_bh_enable+0x10/0x34 [ 81.804517][ T4729] softirqs last disabled at (454790): [] local_bh_disable+0x10/0x34 [ 81.806051][ T4729] ---[ end trace bba4a304abedb7a4 ]--- [ 81.873903][ T5108] loop0: detected capacity change from 0 to 1024 [ 81.934494][ T5108] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.943785][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 81.945750][ T4729] ------------[ cut here ]------------ [ 81.946584][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.948030][ T4729] Modules linked in: [ 81.948594][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.949929][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.951368][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.952493][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.953280][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.954164][ T4729] sp : ffff80001f956f80 [ 81.954870][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd8b8020 [ 81.956112][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e283a088 [ 81.957484][ T4729] x23: ffff0000e283a0b0 x22: ffff0000cd8b8020 x21: 00000000bd8f6515 [ 81.958832][ T4729] x20: ffff0000dae84068 x19: ffff0000dae84000 x18: 1fffe00034216796 [ 81.960215][ T4729] x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 [ 81.961530][ T4729] x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 81.962841][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 81.964129][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 81.965592][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 81.966975][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.968276][ T4729] Call trace: [ 81.968788][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.969659][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 81.970478][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.971439][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 81.972337][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.973186][ T4729] ext4_dirty_inode+0xd0/0x100 [ 81.973943][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 81.974821][ T4729] iput+0x1bc/0x77c [ 81.975390][ T4729] dentry_unlink_inode+0x360/0x438 [ 81.976219][ T4729] __dentry_kill+0x320/0x598 [ 81.977019][ T4729] shrink_dentry_list+0x410/0x7c8 [ 81.977855][ T4729] shrink_dcache_parent+0xb0/0x354 [ 81.978728][ T4729] do_one_tree+0x2c/0xf0 [ 81.979356][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 81.980281][ T4729] generic_shutdown_super+0x68/0x2f0 [ 81.981361][ T4729] kill_block_super+0x70/0xdc [ 81.982141][ T4729] deactivate_locked_super+0xb8/0x13c [ 81.983039][ T4729] deactivate_super+0xf8/0x118 [ 81.983776][ T4729] cleanup_mnt+0x3a4/0x458 [ 81.984508][ T4729] __cleanup_mnt+0x20/0x30 [ 81.985220][ T4729] task_work_run+0x12c/0x1e0 [ 81.985949][ T4729] do_notify_resume+0x24b4/0x3128 [ 81.986683][ T4729] el0_svc+0xf0/0x1e0 [ 81.987341][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 81.988181][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 81.988858][ T4729] irq event stamp: 461654 [ 81.989580][ T4729] hardirqs last enabled at (461653): [] finish_lock_switch+0xb0/0x1c4 [ 81.991177][ T4729] hardirqs last disabled at (461654): [] el1_dbg+0x24/0x80 [ 81.992540][ T4729] softirqs last enabled at (461214): [] local_bh_enable+0x10/0x34 [ 81.994084][ T4729] softirqs last disabled at (461212): [] local_bh_disable+0x10/0x34 [ 81.995603][ T4729] ---[ end trace bba4a304abedb7a5 ]--- [ 82.043979][ T5112] loop0: detected capacity change from 0 to 1024 [ 82.064439][ T5112] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.077324][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 82.079175][ T4729] ------------[ cut here ]------------ [ 82.079965][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.081370][ T4729] Modules linked in: [ 82.081921][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.083229][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.084778][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.086004][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.086897][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.087754][ T4729] sp : ffff80001f956f80 [ 82.088335][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cad55020 [ 82.089539][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd3e70 [ 82.090886][ T4729] x23: ffff0000e2bd3e98 x22: ffff0000cad55020 x21: 00000000bd8f6515 [ 82.092158][ T4729] x20: ffff0000c9896068 x19: ffff0000c9896000 x18: 0000000000000001 [ 82.093477][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 82.094821][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.096205][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 82.097580][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.098994][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 82.100322][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.101832][ T4729] Call trace: [ 82.102353][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.103256][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 82.104092][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.104938][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 82.105843][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.106705][ T4729] ext4_dirty_inode+0xd0/0x100 [ 82.107446][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 82.108221][ T4729] iput+0x1bc/0x77c [ 82.108885][ T4729] dentry_unlink_inode+0x360/0x438 [ 82.109762][ T4729] __dentry_kill+0x320/0x598 [ 82.110488][ T4729] shrink_dentry_list+0x410/0x7c8 [ 82.111256][ T4729] shrink_dcache_parent+0xb0/0x354 [ 82.112047][ T4729] do_one_tree+0x2c/0xf0 [ 82.112710][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 82.113555][ T4729] generic_shutdown_super+0x68/0x2f0 [ 82.114298][ T4729] kill_block_super+0x70/0xdc [ 82.115022][ T4729] deactivate_locked_super+0xb8/0x13c [ 82.115819][ T4729] deactivate_super+0xf8/0x118 [ 82.116516][ T4729] cleanup_mnt+0x3a4/0x458 [ 82.117170][ T4729] __cleanup_mnt+0x20/0x30 [ 82.117788][ T4729] task_work_run+0x12c/0x1e0 [ 82.118565][ T4729] do_notify_resume+0x24b4/0x3128 [ 82.119340][ T4729] el0_svc+0xf0/0x1e0 [ 82.119932][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 82.120683][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 82.121385][ T4729] irq event stamp: 467996 [ 82.122069][ T4729] hardirqs last enabled at (467995): [] __up_console_sem+0xb4/0x100 [ 82.123563][ T4729] hardirqs last disabled at (467996): [] el1_dbg+0x24/0x80 [ 82.125009][ T4729] softirqs last enabled at (467478): [] local_bh_enable+0x10/0x34 [ 82.126666][ T4729] softirqs last disabled at (467476): [] local_bh_disable+0x10/0x34 [ 82.128201][ T4729] ---[ end trace bba4a304abedb7a6 ]--- [ 82.165412][ T5116] loop0: detected capacity change from 0 to 1024 [ 82.223847][ T5116] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.237681][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 82.239522][ T4729] ------------[ cut here ]------------ [ 82.240351][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.241762][ T4729] Modules linked in: [ 82.242321][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.243683][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.245154][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.246320][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.247147][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.248079][ T4729] sp : ffff80001f956f80 [ 82.248747][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d0506020 [ 82.250057][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd2088 [ 82.251407][ T4729] x23: ffff0000e2bd20b0 x22: ffff0000d0506020 x21: 00000000bd8f6515 [ 82.252772][ T4729] x20: ffff0000c2184068 x19: ffff0000c2184000 x18: 0000000000000001 [ 82.254125][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 82.255369][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.256661][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 82.257882][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.259069][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 82.260236][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.261477][ T4729] Call trace: [ 82.262004][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.262923][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 82.263810][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.264740][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 82.265656][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.266439][ T4729] ext4_dirty_inode+0xd0/0x100 [ 82.267138][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 82.267940][ T4729] iput+0x1bc/0x77c [ 82.268531][ T4729] dentry_unlink_inode+0x360/0x438 [ 82.269247][ T4729] __dentry_kill+0x320/0x598 [ 82.270016][ T4729] shrink_dentry_list+0x410/0x7c8 [ 82.270767][ T4729] shrink_dcache_parent+0xb0/0x354 [ 82.271496][ T4729] do_one_tree+0x2c/0xf0 [ 82.272124][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 82.272916][ T4729] generic_shutdown_super+0x68/0x2f0 [ 82.273664][ T4729] kill_block_super+0x70/0xdc [ 82.274398][ T4729] deactivate_locked_super+0xb8/0x13c [ 82.275223][ T4729] deactivate_super+0xf8/0x118 [ 82.275999][ T4729] cleanup_mnt+0x3a4/0x458 [ 82.276700][ T4729] __cleanup_mnt+0x20/0x30 [ 82.277391][ T4729] task_work_run+0x12c/0x1e0 [ 82.278120][ T4729] do_notify_resume+0x24b4/0x3128 [ 82.278905][ T4729] el0_svc+0xf0/0x1e0 [ 82.279530][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 82.280348][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 82.281067][ T4729] irq event stamp: 474976 [ 82.281796][ T4729] hardirqs last enabled at (474975): [] __up_console_sem+0xb4/0x100 [ 82.283327][ T4729] hardirqs last disabled at (474976): [] el1_dbg+0x24/0x80 [ 82.284690][ T4729] softirqs last enabled at (474556): [] local_bh_enable+0x10/0x34 [ 82.286196][ T4729] softirqs last disabled at (474554): [] local_bh_disable+0x10/0x34 [ 82.287610][ T4729] ---[ end trace bba4a304abedb7a7 ]--- [ 82.334644][ T5120] loop0: detected capacity change from 0 to 1024 [ 82.384996][ T5120] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.395342][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 82.397149][ T4729] ------------[ cut here ]------------ [ 82.397960][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.399440][ T4729] Modules linked in: [ 82.400061][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.401541][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.403127][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.404477][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.405461][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.406338][ T4729] sp : ffff80001f956f80 [ 82.406990][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ce449020 [ 82.408348][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e28382a0 [ 82.409626][ T4729] x23: ffff0000e28382c8 x22: ffff0000ce449020 x21: 00000000bd8f6515 [ 82.411006][ T4729] x20: ffff0000c1f3c068 x19: ffff0000c1f3c000 x18: 0000000000000001 [ 82.412331][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 82.413663][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.414961][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 82.416418][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.417709][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 82.419040][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.420318][ T4729] Call trace: [ 82.420782][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.421595][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 82.422461][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.423315][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 82.424197][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.425024][ T4729] ext4_dirty_inode+0xd0/0x100 [ 82.425800][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 82.426626][ T4729] iput+0x1bc/0x77c [ 82.427219][ T4729] dentry_unlink_inode+0x360/0x438 [ 82.428075][ T4729] __dentry_kill+0x320/0x598 [ 82.428804][ T4729] shrink_dentry_list+0x410/0x7c8 [ 82.429557][ T4729] shrink_dcache_parent+0xb0/0x354 [ 82.430347][ T4729] do_one_tree+0x2c/0xf0 [ 82.431020][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 82.431884][ T4729] generic_shutdown_super+0x68/0x2f0 [ 82.432655][ T4729] kill_block_super+0x70/0xdc [ 82.433351][ T4729] deactivate_locked_super+0xb8/0x13c [ 82.434179][ T4729] deactivate_super+0xf8/0x118 [ 82.434887][ T4729] cleanup_mnt+0x3a4/0x458 [ 82.435595][ T4729] __cleanup_mnt+0x20/0x30 [ 82.436305][ T4729] task_work_run+0x12c/0x1e0 [ 82.437065][ T4729] do_notify_resume+0x24b4/0x3128 [ 82.437882][ T4729] el0_svc+0xf0/0x1e0 [ 82.438552][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 82.439320][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 82.440038][ T4729] irq event stamp: 481316 [ 82.440697][ T4729] hardirqs last enabled at (481315): [] __up_console_sem+0xb4/0x100 [ 82.442126][ T4729] hardirqs last disabled at (481316): [] el1_dbg+0x24/0x80 [ 82.443539][ T4729] softirqs last enabled at (480784): [] local_bh_enable+0x10/0x34 [ 82.444909][ T4729] softirqs last disabled at (480782): [] local_bh_disable+0x10/0x34 [ 82.446369][ T4729] ---[ end trace bba4a304abedb7a8 ]--- [ 82.526011][ T5124] loop0: detected capacity change from 0 to 1024 [ 82.578878][ T5124] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.588474][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 82.590327][ T4729] ------------[ cut here ]------------ [ 82.591146][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.592675][ T4729] Modules linked in: [ 82.593370][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.594855][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.596487][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.597776][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.598751][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.599690][ T4729] sp : ffff80001f956f80 [ 82.600382][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d6084820 [ 82.601759][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e283be70 [ 82.603100][ T4729] x23: ffff0000e283be98 x22: ffff0000d6084820 x21: 00000000bd8f6515 [ 82.604358][ T4729] x20: ffff0000c1736068 x19: ffff0000c1736000 x18: 0000000000000001 [ 82.605575][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 82.606807][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.608056][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 82.609245][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.610637][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff800008504710 [ 82.611986][ T4729] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.613354][ T4729] Call trace: [ 82.613892][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.614708][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 82.615584][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.616510][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 82.617489][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.618430][ T4729] ext4_dirty_inode+0xd0/0x100 [ 82.619202][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 82.620001][ T4729] iput+0x1bc/0x77c [ 82.620530][ T4729] dentry_unlink_inode+0x360/0x438 [ 82.621274][ T4729] __dentry_kill+0x320/0x598 [ 82.621942][ T4729] shrink_dentry_list+0x410/0x7c8 [ 82.622795][ T4729] shrink_dcache_parent+0xb0/0x354 [ 82.623633][ T4729] do_one_tree+0x2c/0xf0 [ 82.624345][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 82.625229][ T4729] generic_shutdown_super+0x68/0x2f0 [ 82.626058][ T4729] kill_block_super+0x70/0xdc [ 82.626774][ T4729] deactivate_locked_super+0xb8/0x13c [ 82.627557][ T4729] deactivate_super+0xf8/0x118 [ 82.628292][ T4729] cleanup_mnt+0x3a4/0x458 [ 82.629010][ T4729] __cleanup_mnt+0x20/0x30 [ 82.629750][ T4729] task_work_run+0x12c/0x1e0 [ 82.630496][ T4729] do_notify_resume+0x24b4/0x3128 [ 82.631254][ T4729] el0_svc+0xf0/0x1e0 [ 82.631834][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 82.632663][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 82.633429][ T4729] irq event stamp: 488904 [ 82.634133][ T4729] hardirqs last enabled at (488903): [] __up_console_sem+0xb4/0x100 [ 82.635640][ T4729] hardirqs last disabled at (488904): [] el1_dbg+0x24/0x80 [ 82.636934][ T4729] softirqs last enabled at (488380): [] local_bh_enable+0x10/0x34 [ 82.638472][ T4729] softirqs last disabled at (488378): [] local_bh_disable+0x10/0x34 [ 82.639960][ T4729] ---[ end trace bba4a304abedb7a9 ]--- [ 82.694033][ T5128] loop0: detected capacity change from 0 to 1024 [ 82.793858][ T5128] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.807018][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 82.808849][ T4729] ------------[ cut here ]------------ [ 82.809655][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.811260][ T4729] Modules linked in: [ 82.811908][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.813391][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.814995][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.816137][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.817018][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.817851][ T4729] sp : ffff80001f956f80 [ 82.818464][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d5906820 [ 82.819722][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee44be70 [ 82.820924][ T4729] x23: ffff0000ee44be98 x22: ffff0000d5906820 x21: 00000000bd8f6515 [ 82.822142][ T4729] x20: ffff0000c1462068 x19: ffff0000c1462000 x18: 0000000000000001 [ 82.823275][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 82.824416][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.825657][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 82.826877][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.828129][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 82.829327][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.830459][ T4729] Call trace: [ 82.830970][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.831761][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 82.832641][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.833493][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 82.834319][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.835192][ T4729] ext4_dirty_inode+0xd0/0x100 [ 82.835894][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 82.836639][ T4729] iput+0x1bc/0x77c [ 82.837185][ T4729] dentry_unlink_inode+0x360/0x438 [ 82.838088][ T4729] __dentry_kill+0x320/0x598 [ 82.838880][ T4729] shrink_dentry_list+0x410/0x7c8 [ 82.839697][ T4729] shrink_dcache_parent+0xb0/0x354 [ 82.840529][ T4729] do_one_tree+0x2c/0xf0 [ 82.841173][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 82.841972][ T4729] generic_shutdown_super+0x68/0x2f0 [ 82.842817][ T4729] kill_block_super+0x70/0xdc [ 82.843488][ T4729] deactivate_locked_super+0xb8/0x13c [ 82.844273][ T4729] deactivate_super+0xf8/0x118 [ 82.844948][ T4729] cleanup_mnt+0x3a4/0x458 [ 82.845580][ T4729] __cleanup_mnt+0x20/0x30 [ 82.846185][ T4729] task_work_run+0x12c/0x1e0 [ 82.846864][ T4729] do_notify_resume+0x24b4/0x3128 [ 82.847720][ T4729] el0_svc+0xf0/0x1e0 [ 82.848340][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 82.849159][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 82.849915][ T4729] irq event stamp: 495566 [ 82.850627][ T4729] hardirqs last enabled at (495565): [] __up_console_sem+0xb4/0x100 [ 82.852244][ T4729] hardirqs last disabled at (495566): [] el1_dbg+0x24/0x80 [ 82.853700][ T4729] softirqs last enabled at (495046): [] local_bh_enable+0x10/0x34 [ 82.855152][ T4729] softirqs last disabled at (495044): [] local_bh_disable+0x10/0x34 [ 82.856645][ T4729] ---[ end trace bba4a304abedb7aa ]--- [ 82.894507][ T5132] loop0: detected capacity change from 0 to 1024 [ 82.968099][ T5132] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.984555][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 82.986404][ T4729] ------------[ cut here ]------------ [ 82.987177][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.988700][ T4729] Modules linked in: [ 82.989325][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.990728][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.992089][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.993230][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.994092][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.994973][ T4729] sp : ffff80001f956f80 [ 82.995629][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ce915820 [ 82.996871][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee449690 [ 82.998176][ T4729] x23: ffff0000ee4496b8 x22: ffff0000ce915820 x21: 00000000bd8f6515 [ 82.999442][ T4729] x20: ffff0000d9cec068 x19: ffff0000d9cec000 x18: 0000000000000001 [ 83.000809][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 83.002055][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.003332][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 83.004542][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.005802][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 83.007030][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.008297][ T4729] Call trace: [ 83.008791][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.009583][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 83.010499][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.011418][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 83.012341][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.013229][ T4729] ext4_dirty_inode+0xd0/0x100 [ 83.013966][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 83.014730][ T4729] iput+0x1bc/0x77c [ 83.015320][ T4729] dentry_unlink_inode+0x360/0x438 [ 83.016146][ T4729] __dentry_kill+0x320/0x598 [ 83.016842][ T4729] shrink_dentry_list+0x410/0x7c8 [ 83.017629][ T4729] shrink_dcache_parent+0xb0/0x354 [ 83.018405][ T4729] do_one_tree+0x2c/0xf0 [ 83.019040][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 83.019881][ T4729] generic_shutdown_super+0x68/0x2f0 [ 83.020690][ T4729] kill_block_super+0x70/0xdc [ 83.021376][ T4729] deactivate_locked_super+0xb8/0x13c [ 83.022133][ T4729] deactivate_super+0xf8/0x118 [ 83.022877][ T4729] cleanup_mnt+0x3a4/0x458 [ 83.023565][ T4729] __cleanup_mnt+0x20/0x30 [ 83.024212][ T4729] task_work_run+0x12c/0x1e0 [ 83.024861][ T4729] do_notify_resume+0x24b4/0x3128 [ 83.025547][ T4729] el0_svc+0xf0/0x1e0 [ 83.026126][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 83.026990][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 83.027731][ T4729] irq event stamp: 501934 [ 83.028435][ T4729] hardirqs last enabled at (501933): [] __up_console_sem+0xb4/0x100 [ 83.030002][ T4729] hardirqs last disabled at (501934): [] el1_dbg+0x24/0x80 [ 83.031403][ T4729] softirqs last enabled at (501392): [] local_bh_enable+0x10/0x34 [ 83.032994][ T4729] softirqs last disabled at (501390): [] local_bh_disable+0x10/0x34 [ 83.034468][ T4729] ---[ end trace bba4a304abedb7ab ]--- [ 83.094668][ T5136] loop0: detected capacity change from 0 to 1024 [ 83.144312][ T5136] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.156274][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 83.158054][ T4729] ------------[ cut here ]------------ [ 83.158818][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.160209][ T4729] Modules linked in: [ 83.160781][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.162287][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.163961][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.165244][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.166157][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.167091][ T4729] sp : ffff80001f956f80 [ 83.167781][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ce913820 [ 83.169085][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd758c98 [ 83.170371][ T4729] x23: ffff0000dd758cc0 x22: ffff0000ce913820 x21: 00000000bd8f6515 [ 83.171548][ T4729] x20: ffff0000c9b98068 x19: ffff0000c9b98000 x18: 0000000000000001 [ 83.172958][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 83.174297][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.175649][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 83.176989][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.178228][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 83.179532][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.180809][ T4729] Call trace: [ 83.181296][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.182187][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 83.183051][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.183999][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 83.184927][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.185849][ T4729] ext4_dirty_inode+0xd0/0x100 [ 83.186651][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 83.187540][ T4729] iput+0x1bc/0x77c [ 83.188173][ T4729] dentry_unlink_inode+0x360/0x438 [ 83.189064][ T4729] __dentry_kill+0x320/0x598 [ 83.189795][ T4729] shrink_dentry_list+0x410/0x7c8 [ 83.190523][ T4729] shrink_dcache_parent+0xb0/0x354 [ 83.191403][ T4729] do_one_tree+0x2c/0xf0 [ 83.192169][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 83.193063][ T4729] generic_shutdown_super+0x68/0x2f0 [ 83.193945][ T4729] kill_block_super+0x70/0xdc [ 83.194679][ T4729] deactivate_locked_super+0xb8/0x13c [ 83.195590][ T4729] deactivate_super+0xf8/0x118 [ 83.196350][ T4729] cleanup_mnt+0x3a4/0x458 [ 83.197088][ T4729] __cleanup_mnt+0x20/0x30 [ 83.197860][ T4729] task_work_run+0x12c/0x1e0 [ 83.198554][ T4729] do_notify_resume+0x24b4/0x3128 [ 83.199363][ T4729] el0_svc+0xf0/0x1e0 [ 83.200026][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 83.200838][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 83.201516][ T4729] irq event stamp: 508696 [ 83.202189][ T4729] hardirqs last enabled at (508695): [] __up_console_sem+0xb4/0x100 [ 83.203873][ T4729] hardirqs last disabled at (508696): [] el1_dbg+0x24/0x80 [ 83.205358][ T4729] softirqs last enabled at (508182): [] local_bh_enable+0x10/0x34 [ 83.206753][ T4729] softirqs last disabled at (508180): [] local_bh_disable+0x10/0x34 [ 83.208092][ T4729] ---[ end trace bba4a304abedb7ac ]--- [ 83.263816][ T5140] loop0: detected capacity change from 0 to 1024 [ 83.313938][ T5140] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.324225][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 83.326077][ T4729] ------------[ cut here ]------------ [ 83.326850][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.328220][ T4729] Modules linked in: [ 83.328816][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.330110][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.331610][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.332705][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.333590][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.334416][ T4729] sp : ffff80001f956f80 [ 83.335014][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ca972020 [ 83.336197][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd75b478 [ 83.337435][ T4729] x23: ffff0000dd75b4a0 x22: ffff0000ca972020 x21: 00000000bd8f6515 [ 83.338731][ T4729] x20: ffff0000ca456068 x19: ffff0000ca456000 x18: 0000000000000001 [ 83.339977][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 83.341186][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.342456][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 83.343689][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.344973][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 83.346144][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.347386][ T4729] Call trace: [ 83.347880][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.348678][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 83.349489][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.350400][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 83.351237][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.352055][ T4729] ext4_dirty_inode+0xd0/0x100 [ 83.352756][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 83.353529][ T4729] iput+0x1bc/0x77c [ 83.354104][ T4729] dentry_unlink_inode+0x360/0x438 [ 83.354846][ T4729] __dentry_kill+0x320/0x598 [ 83.355492][ T4729] shrink_dentry_list+0x410/0x7c8 [ 83.356295][ T4729] shrink_dcache_parent+0xb0/0x354 [ 83.357081][ T4729] do_one_tree+0x2c/0xf0 [ 83.357708][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 83.358576][ T4729] generic_shutdown_super+0x68/0x2f0 [ 83.359361][ T4729] kill_block_super+0x70/0xdc [ 83.360081][ T4729] deactivate_locked_super+0xb8/0x13c [ 83.360853][ T4729] deactivate_super+0xf8/0x118 [ 83.361528][ T4729] cleanup_mnt+0x3a4/0x458 [ 83.362127][ T4729] __cleanup_mnt+0x20/0x30 [ 83.362767][ T4729] task_work_run+0x12c/0x1e0 [ 83.363518][ T4729] do_notify_resume+0x24b4/0x3128 [ 83.364331][ T4729] el0_svc+0xf0/0x1e0 [ 83.364951][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 83.365744][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 83.366380][ T4729] irq event stamp: 515862 [ 83.367010][ T4729] hardirqs last enabled at (515861): [] __up_console_sem+0xb4/0x100 [ 83.368445][ T4729] hardirqs last disabled at (515862): [] el1_dbg+0x24/0x80 [ 83.369863][ T4729] softirqs last enabled at (514928): [] local_bh_enable+0x10/0x34 [ 83.371215][ T4729] softirqs last disabled at (514926): [] local_bh_disable+0x10/0x34 [ 83.372592][ T4729] ---[ end trace bba4a304abedb7ad ]--- [ 83.443853][ T5144] loop0: detected capacity change from 0 to 1024 [ 83.495065][ T5144] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.504112][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 83.505983][ T4729] ------------[ cut here ]------------ [ 83.506771][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.508279][ T4729] Modules linked in: [ 83.508860][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.510135][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.511603][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.512836][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.513715][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.514558][ T4729] sp : ffff80001f956f80 [ 83.515205][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d6119020 [ 83.516548][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee453478 [ 83.517773][ T4729] x23: ffff0000ee4534a0 x22: ffff0000d6119020 x21: 00000000bd8f6515 [ 83.519056][ T4729] x20: ffff0000ecc40068 x19: ffff0000ecc40000 x18: 0000000000000001 [ 83.520448][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 83.521845][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.523232][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 83.524581][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.525869][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 83.527165][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.528425][ T4729] Call trace: [ 83.528960][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.529890][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 83.530768][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.531781][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 83.532753][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.533653][ T4729] ext4_dirty_inode+0xd0/0x100 [ 83.534394][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 83.535222][ T4729] iput+0x1bc/0x77c [ 83.535813][ T4729] dentry_unlink_inode+0x360/0x438 [ 83.536644][ T4729] __dentry_kill+0x320/0x598 [ 83.537395][ T4729] shrink_dentry_list+0x410/0x7c8 [ 83.538148][ T4729] shrink_dcache_parent+0xb0/0x354 [ 83.539011][ T4729] do_one_tree+0x2c/0xf0 [ 83.539655][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 83.540547][ T4729] generic_shutdown_super+0x68/0x2f0 [ 83.541432][ T4729] kill_block_super+0x70/0xdc [ 83.542217][ T4729] deactivate_locked_super+0xb8/0x13c [ 83.543067][ T4729] deactivate_super+0xf8/0x118 [ 83.543876][ T4729] cleanup_mnt+0x3a4/0x458 [ 83.544625][ T4729] __cleanup_mnt+0x20/0x30 [ 83.545343][ T4729] task_work_run+0x12c/0x1e0 [ 83.546097][ T4729] do_notify_resume+0x24b4/0x3128 [ 83.546870][ T4729] el0_svc+0xf0/0x1e0 [ 83.547489][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 83.548309][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 83.548977][ T4729] irq event stamp: 522462 [ 83.549624][ T4729] hardirqs last enabled at (522461): [] __up_console_sem+0xb4/0x100 [ 83.551058][ T4729] hardirqs last disabled at (522462): [] el1_dbg+0x24/0x80 [ 83.552343][ T4729] softirqs last enabled at (521914): [] local_bh_enable+0x10/0x34 [ 83.553735][ T4729] softirqs last disabled at (521912): [] local_bh_disable+0x10/0x34 [ 83.555138][ T4729] ---[ end trace bba4a304abedb7ae ]--- [ 83.604452][ T5148] loop0: detected capacity change from 0 to 1024 [ 83.675307][ T5148] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.685601][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 83.687638][ T4729] ------------[ cut here ]------------ [ 83.688470][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.690016][ T4729] Modules linked in: [ 83.690696][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.692253][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.693939][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.695262][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.696161][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.697067][ T4729] sp : ffff80001f956f80 [ 83.697707][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d5ae2020 [ 83.699032][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee457048 [ 83.700284][ T4729] x23: ffff0000ee457070 x22: ffff0000d5ae2020 x21: 00000000bd8f6515 [ 83.701513][ T4729] x20: ffff0000cb210068 x19: ffff0000cb210000 x18: 0000000000000002 [ 83.702819][ T4729] x17: 0000000040000000 x16: ffff8000111c81d4 x15: 0000000000000002 [ 83.704057][ T4729] x14: 0000000000ff0100 x13: 1ffff0000283006b x12: 0000000000ff0100 [ 83.705340][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 83.706743][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 [ 83.708129][ T4729] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c [ 83.709495][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.710813][ T4729] Call trace: [ 83.711362][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.712236][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 83.713069][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.714035][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 83.714966][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.715898][ T4729] ext4_dirty_inode+0xd0/0x100 [ 83.716679][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 83.717512][ T4729] iput+0x1bc/0x77c [ 83.718096][ T4729] dentry_unlink_inode+0x360/0x438 [ 83.718913][ T4729] __dentry_kill+0x320/0x598 [ 83.719628][ T4729] shrink_dentry_list+0x410/0x7c8 [ 83.720397][ T4729] shrink_dcache_parent+0xb0/0x354 [ 83.721221][ T4729] do_one_tree+0x2c/0xf0 [ 83.721888][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 83.722735][ T4729] generic_shutdown_super+0x68/0x2f0 [ 83.723540][ T4729] kill_block_super+0x70/0xdc [ 83.724243][ T4729] deactivate_locked_super+0xb8/0x13c [ 83.725044][ T4729] deactivate_super+0xf8/0x118 [ 83.725850][ T4729] cleanup_mnt+0x3a4/0x458 [ 83.726527][ T4729] __cleanup_mnt+0x20/0x30 [ 83.727188][ T4729] task_work_run+0x12c/0x1e0 [ 83.727937][ T4729] do_notify_resume+0x24b4/0x3128 [ 83.728802][ T4729] el0_svc+0xf0/0x1e0 [ 83.729495][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 83.730305][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 83.731005][ T4729] irq event stamp: 529236 [ 83.731680][ T4729] hardirqs last enabled at (529235): [] finish_lock_switch+0xb0/0x1c4 [ 83.733215][ T4729] hardirqs last disabled at (529236): [] el1_dbg+0x24/0x80 [ 83.734558][ T4729] softirqs last enabled at (528704): [] local_bh_enable+0x10/0x34 [ 83.735960][ T4729] softirqs last disabled at (528702): [] local_bh_disable+0x10/0x34 [ 83.737333][ T4729] ---[ end trace bba4a304abedb7af ]--- [ 83.774192][ T5152] loop0: detected capacity change from 0 to 1024 [ 83.784137][ T5152] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.793398][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 83.795275][ T4729] ------------[ cut here ]------------ [ 83.796149][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.797800][ T4729] Modules linked in: [ 83.798422][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.799847][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.801434][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.802666][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.803541][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.804460][ T4729] sp : ffff80001f956f80 [ 83.805136][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd9a7820 [ 83.806370][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29db478 [ 83.807760][ T4729] x23: ffff0000e29db4a0 x22: ffff0000cd9a7820 x21: 00000000bd8f6515 [ 83.809125][ T4729] x20: ffff0000cbdc8068 x19: ffff0000cbdc8000 x18: 0000000000000001 [ 83.810548][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 83.811956][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.813286][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 83.814605][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.815868][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 83.817073][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.818438][ T4729] Call trace: [ 83.818957][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.819825][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 83.820752][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.821591][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 83.822411][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.823231][ T4729] ext4_dirty_inode+0xd0/0x100 [ 83.823904][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 83.824683][ T4729] iput+0x1bc/0x77c [ 83.825248][ T4729] dentry_unlink_inode+0x360/0x438 [ 83.825995][ T4729] __dentry_kill+0x320/0x598 [ 83.826686][ T4729] shrink_dentry_list+0x410/0x7c8 [ 83.827428][ T4729] shrink_dcache_parent+0xb0/0x354 [ 83.828215][ T4729] do_one_tree+0x2c/0xf0 [ 83.828939][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 83.829829][ T4729] generic_shutdown_super+0x68/0x2f0 [ 83.830665][ T4729] kill_block_super+0x70/0xdc [ 83.831388][ T4729] deactivate_locked_super+0xb8/0x13c [ 83.832240][ T4729] deactivate_super+0xf8/0x118 [ 83.832945][ T4729] cleanup_mnt+0x3a4/0x458 [ 83.833630][ T4729] __cleanup_mnt+0x20/0x30 [ 83.834312][ T4729] task_work_run+0x12c/0x1e0 [ 83.835074][ T4729] do_notify_resume+0x24b4/0x3128 [ 83.835969][ T4729] el0_svc+0xf0/0x1e0 [ 83.836612][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 83.837405][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 83.838091][ T4729] irq event stamp: 535568 [ 83.838786][ T4729] hardirqs last enabled at (535567): [] __up_console_sem+0xb4/0x100 [ 83.840214][ T4729] hardirqs last disabled at (535568): [] el1_dbg+0x24/0x80 [ 83.841531][ T4729] softirqs last enabled at (535118): [] local_bh_enable+0x10/0x34 [ 83.842953][ T4729] softirqs last disabled at (535116): [] local_bh_disable+0x10/0x34 [ 83.844364][ T4729] ---[ end trace bba4a304abedb7b0 ]--- [ 83.915616][ T5156] loop0: detected capacity change from 0 to 1024 [ 83.926174][ T5156] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.935236][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 83.937165][ T4729] ------------[ cut here ]------------ [ 83.937976][ T4729] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.939433][ T4729] Modules linked in: [ 83.940038][ T4729] CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.941494][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.942981][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.944270][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.945199][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.946076][ T4729] sp : ffff80001f956f80 [ 83.946732][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c2e63020 [ 83.947958][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29ddc58 [ 83.949136][ T4729] x23: ffff0000e29ddc80 x22: ffff0000c2e63020 x21: 00000000bd8f6515 [ 83.950255][ T4729] x20: ffff0000db748068 x19: ffff0000db748000 x18: 0000000000000001 [ 83.951428][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 83.952594][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.953769][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 83.955006][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.956276][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 83.957606][ T4729] x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.958974][ T4729] Call trace: [ 83.959536][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.960458][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 83.961360][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.962331][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 83.963220][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.964087][ T4729] ext4_dirty_inode+0xd0/0x100 [ 83.964872][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 83.965742][ T4729] iput+0x1bc/0x77c [ 83.966315][ T4729] dentry_unlink_inode+0x360/0x438 [ 83.967118][ T4729] __dentry_kill+0x320/0x598 [ 83.967904][ T4729] shrink_dentry_list+0x410/0x7c8 [ 83.968663][ T4729] shrink_dcache_parent+0xb0/0x354 [ 83.969427][ T4729] do_one_tree+0x2c/0xf0 [ 83.970139][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 83.971022][ T4729] generic_shutdown_super+0x68/0x2f0 [ 83.971817][ T4729] kill_block_super+0x70/0xdc [ 83.972532][ T4729] deactivate_locked_super+0xb8/0x13c [ 83.973360][ T4729] deactivate_super+0xf8/0x118 [ 83.974105][ T4729] cleanup_mnt+0x3a4/0x458 [ 83.974780][ T4729] __cleanup_mnt+0x20/0x30 [ 83.975406][ T4729] task_work_run+0x12c/0x1e0 [ 83.976177][ T4729] do_notify_resume+0x24b4/0x3128 [ 83.977034][ T4729] el0_svc+0xf0/0x1e0 [ 83.977654][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 83.978471][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 83.979203][ T4729] irq event stamp: 542282 [ 83.979902][ T4729] hardirqs last enabled at (542281): [] __up_console_sem+0xb4/0x100 [ 83.981354][ T4729] hardirqs last disabled at (542282): [] el1_dbg+0x24/0x80 [ 83.982708][ T4729] softirqs last enabled at (541748): [] local_bh_enable+0x10/0x34 [ 83.984109][ T4729] softirqs last disabled at (541746): [] local_bh_disable+0x10/0x34 [ 83.985584][ T4729] ---[ end trace bba4a304abedb7b1 ]--- [ 84.072766][ T5160] loop0: detected capacity change from 0 to 1024 [ 84.144611][ T5160] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 84.158992][ T4729] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting [ 84.160912][ T4729] ------------[ cut here ]------------ [ 84.161651][ T4729] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 [ 84.163080][ T4729] Modules linked in: [ 84.163673][ T4729] CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.165210][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.166797][ T4729] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.168027][ T4729] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 84.168933][ T4729] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 84.169848][ T4729] sp : ffff80001f956f80 [ 84.170514][ T4729] x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d985a020 [ 84.171860][ T4729] x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29df048 [ 84.173238][ T4729] x23: ffff0000e29df070 x22: ffff0000d985a020 x21: 00000000bd8f6515 [ 84.174445][ T4729] x20: ffff0000d977c068 x19: ffff0000d977c000 x18: 0000000000000001 [ 84.175728][ T4729] x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff [ 84.176966][ T4729] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.178196][ T4729] x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 [ 84.179461][ T4729] x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.180856][ T4729] x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c [ 84.182150][ T4729] x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.183449][ T4729] Call trace: [ 84.183960][ T4729] ext4_xattr_set_entry+0x1664/0x2d98 [ 84.184796][ T4729] ext4_xattr_block_set+0x528/0x26fc [ 84.185640][ T4729] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 84.186553][ T4729] __ext4_expand_extra_isize+0x298/0x358 [ 84.187406][ T4729] __ext4_mark_inode_dirty+0x434/0x7b0 [ 84.188325][ T4729] ext4_dirty_inode+0xd0/0x100 [ 84.189120][ T4729] __mark_inode_dirty+0x2b0/0x1070 [ 84.189989][ T4729] iput+0x1bc/0x77c [ 84.190573][ T4729] dentry_unlink_inode+0x360/0x438 [ 84.191346][ T4729] __dentry_kill+0x320/0x598 [ 84.192044][ T4729] shrink_dentry_list+0x410/0x7c8 [ 84.192886][ T4729] shrink_dcache_parent+0xb0/0x354 [ 84.193658][ T4729] do_one_tree+0x2c/0xf0 [ 84.194250][ T4729] shrink_dcache_for_umount+0x68/0x114 [ 84.195007][ T4729] generic_shutdown_super+0x68/0x2f0 [ 84.195774][ T4729] kill_block_super+0x70/0xdc [ 84.196426][ T4729] deactivate_locked_super+0xb8/0x13c [ 84.197225][ T4729] deactivate_super+0xf8/0x118 [ 84.197946][ T4729] cleanup_mnt+0x3a4/0x458 [ 84.198557][ T4729] __cleanup_mnt+0x20/0x30 [ 84.199220][ T4729] task_work_run+0x12c/0x1e0 [ 84.199916][ T4729] do_notify_resume+0x24b4/0x3128 [ 84.200743][ T4729] el0_svc+0xf0/0x1e0 [ 84.201429][ T4729] el0t_64_sync_handler+0xcc/0xe4 [ 84.202297][ T4729] el0t_64_sync+0x1a0/0x1a4 [ 84.203044][ T4729] irq event stamp: 548680 [ 84.203743][ T4729] hardirqs last enabled at (548679): [] __up_console_sem+0xb4/0x100 [ 84.205211][ T4729] hardirqs last disabled at (548680): [] el1_dbg+0x24/0x80 [ 84.206626][ T4729] softirqs last enabled at (548246): [] local_bh_enable+0x10/0x34 [ 84.208191][ T4729] softirqs last disabled at (548244): [] local_bh_disable+0x10/0x34 [ 84.209643][ T4729] ---[ end trace bba4a304abedb7b2 ]---