Warning: Permanently added '10.128.1.146' (ED25519) to the list of known hosts. 1970/01/01 00:01:01 parsed 1 programs [ 62.790209][ T6900] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 64.500165][ T2467] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.500215][ T2467] ieee802154 phy1 wpan1: encryption failed: -22 [ 68.530169][ T53] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 68.532208][ T53] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 68.533648][ T53] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 68.534219][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 68.534407][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 68.846780][ T5976] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.848995][ T5976] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.950678][ T1565] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.950710][ T1565] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.282061][ T6957] chnl_net:caif_netlink_parms(): no params data found [ 69.301638][ T6957] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.303060][ T6957] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.304405][ T6957] bridge_slave_0: entered allmulticast mode [ 69.306143][ T6957] bridge_slave_0: entered promiscuous mode [ 69.350967][ T6957] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.351027][ T6957] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.351085][ T6957] bridge_slave_1: entered allmulticast mode [ 69.351534][ T6957] bridge_slave_1: entered promiscuous mode [ 69.363758][ T6957] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.366352][ T6957] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.375659][ T6957] team0: Port device team_slave_0 added [ 69.376367][ T6957] team0: Port device team_slave_1 added [ 69.392258][ T6957] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.393508][ T6957] 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 1532 would solve the problem. [ 69.398034][ T6957] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.400843][ T6957] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.402183][ T6957] 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 1532 would solve the problem. [ 69.406709][ T6957] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.420952][ T6957] hsr_slave_0: entered promiscuous mode [ 69.421257][ T6957] hsr_slave_1: entered promiscuous mode [ 69.620563][ T26] cfg80211: failed to load regulatory.db [ 69.988627][ T6957] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.992856][ T6957] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.995001][ T6957] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.997414][ T6957] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.032853][ T6957] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.038216][ T6957] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.041744][ T2530] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.041774][ T2530] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.048287][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.048323][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.106989][ T6957] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.122604][ T6957] veth0_vlan: entered promiscuous mode [ 70.124293][ T6957] veth1_vlan: entered promiscuous mode [ 70.135112][ T6957] veth0_macvtap: entered promiscuous mode [ 70.136307][ T6957] veth1_macvtap: entered promiscuous mode [ 70.140679][ T6957] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.142887][ T6957] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.146351][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.146903][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.146927][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.146939][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.393341][ T269] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.449723][ T269] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.497874][ T269] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.556281][ T269] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:10 executed programs: 0 [ 70.741858][ T6166] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 70.744032][ T6166] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 70.745712][ T6166] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 70.747393][ T6166] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 70.748938][ T6166] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 70.813934][ T7120] chnl_net:caif_netlink_parms(): no params data found [ 70.860003][ T7120] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.860079][ T7120] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.860134][ T7120] bridge_slave_0: entered allmulticast mode [ 70.860586][ T7120] bridge_slave_0: entered promiscuous mode [ 70.861787][ T7120] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.861826][ T7120] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.861871][ T7120] bridge_slave_1: entered allmulticast mode [ 70.862284][ T7120] bridge_slave_1: entered promiscuous mode [ 70.880707][ T7120] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.881687][ T7120] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.891512][ T7120] team0: Port device team_slave_0 added [ 70.892269][ T7120] team0: Port device team_slave_1 added [ 70.901477][ T7120] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.901512][ T7120] 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 1532 would solve the problem. [ 70.901545][ T7120] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.902165][ T7120] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.902173][ T7120] 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 1532 would solve the problem. [ 70.902185][ T7120] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.918320][ T7120] hsr_slave_0: entered promiscuous mode [ 70.918645][ T7120] hsr_slave_1: entered promiscuous mode [ 70.918873][ T7120] debugfs: 'hsr0' already exists in 'hsr' [ 70.918884][ T7120] Cannot create hsr debugfs directory [ 72.819326][ T53] Bluetooth: hci0: command tx timeout [ 73.696837][ T269] bridge_slave_1: left allmulticast mode [ 73.696874][ T269] bridge_slave_1: left promiscuous mode [ 73.696957][ T269] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.699913][ T269] bridge_slave_0: left allmulticast mode [ 73.699926][ T269] bridge_slave_0: left promiscuous mode [ 73.699989][ T269] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.812529][ T269] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 73.821048][ T269] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 73.850074][ T269] bond0 (unregistering): Released all slaves [ 73.935805][ T269] hsr_slave_0: left promiscuous mode [ 73.937040][ T269] hsr_slave_1: left promiscuous mode [ 73.937282][ T269] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 73.937292][ T269] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 73.942140][ T269] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 73.942169][ T269] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 73.947088][ T269] veth1_macvtap: left promiscuous mode [ 73.947148][ T269] veth0_macvtap: left promiscuous mode [ 73.947195][ T269] veth1_vlan: left promiscuous mode [ 73.947229][ T269] veth0_vlan: left promiscuous mode [ 74.067806][ T269] team0 (unregistering): Port device team_slave_1 removed [ 74.074422][ T269] team0 (unregistering): Port device team_slave_0 removed [ 74.355973][ T7120] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.370483][ T7120] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.373945][ T7120] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.376643][ T7120] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.448250][ T7120] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.457475][ T7120] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.460791][ T5976] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.460834][ T5976] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.464310][ T5976] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.464341][ T5976] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.567805][ T7120] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.585010][ T7120] veth0_vlan: entered promiscuous mode [ 74.586580][ T7120] veth1_vlan: entered promiscuous mode [ 74.595870][ T7120] veth0_macvtap: entered promiscuous mode [ 74.596811][ T7120] veth1_macvtap: entered promiscuous mode [ 74.600244][ T7120] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.604586][ T7120] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.608831][ T1565] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.659219][ T1565] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.662506][ T269] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.662608][ T269] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.775150][ T4495] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.776752][ T4495] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.784184][ T4495] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.785612][ T4495] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.821078][ T7225] loop0: detected capacity change from 0 to 1024 [ 74.834663][ T7225] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 74.841020][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.841109][ T7120] ------------[ cut here ]------------ [ 74.841113][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 74.846147][ T7120] Modules linked in: [ 74.846746][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 74.848067][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.849693][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.850946][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.851935][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.852933][ T7120] sp : ffff80009d2d7100 [ 74.853549][ T7120] x29: ffff80009d2d7260 x28: ffff0000e1154fc0 x27: 0000000000000001 [ 74.854792][ T7120] x26: 0000000000000000 x25: 1fffe0001c22a9f8 x24: ffff0000e1154f98 [ 74.856039][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 74.857381][ T7120] x20: ffff0000dacf0068 x19: ffff0000dacf0000 x18: 00000000ffffffff [ 74.858652][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.860006][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 74.861304][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 74.862557][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 74.863825][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 74.865078][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.866319][ T7120] Call trace: [ 74.866818][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.867869][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 74.868668][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.869548][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.870430][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.871254][ T7120] ext4_dirty_inode+0xd4/0x104 [ 74.872044][ T7120] __mark_inode_dirty+0x358/0x15bc [ 74.872840][ T7120] iput+0x36c/0xfdc [ 74.873410][ T7120] dentry_unlink_inode+0x384/0x45c [ 74.874225][ T7120] __dentry_kill+0x170/0x594 [ 74.874977][ T7120] shrink_kill+0xd4/0x2cc [ 74.875688][ T7120] shrink_dentry_list+0x31c/0x6cc [ 74.876435][ T7120] shrink_dcache_tree+0xc0/0x290 [ 74.877125][ T7120] do_one_tree+0x30/0xf4 [ 74.877776][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 74.878676][ T7120] generic_shutdown_super+0x68/0x2b8 [ 74.879459][ T7120] kill_block_super+0x44/0x90 [ 74.880186][ T7120] ext4_kill_sb+0x68/0xa4 [ 74.880804][ T7120] deactivate_locked_super+0xc4/0x12c [ 74.881643][ T7120] deactivate_super+0xe0/0x100 [ 74.882370][ T7120] cleanup_mnt+0x31c/0x3ac [ 74.883052][ T7120] __cleanup_mnt+0x20/0x30 [ 74.883698][ T7120] task_work_run+0x1dc/0x260 [ 74.884357][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 74.885164][ T7120] el0_svc+0x17c/0x26c [ 74.885806][ T7120] el0t_64_sync_handler+0x84/0x12c [ 74.886611][ T7120] el0t_64_sync+0x198/0x19c [ 74.887216][ T7120] irq event stamp: 164794 [ 74.887943][ T7120] hardirqs last enabled at (164793): [] irqentry_exit+0x1b4/0x2f4 [ 74.889394][ T7120] hardirqs last disabled at (164794): [] el1_brk64+0x20/0x54 [ 74.890784][ T7120] softirqs last enabled at (164786): [] local_bh_enable+0x10/0x34 [ 74.892216][ T7120] softirqs last disabled at (164784): [] local_bh_disable+0x10/0x34 [ 74.893690][ T7120] ---[ end trace 0000000000000000 ]--- [ 74.897897][ T7120] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2857: Unable to expand inode 12. Delete some EAs or run e2fsck. [ 74.901989][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 74.909905][ T53] Bluetooth: hci0: command tx timeout [ 74.917966][ T7230] loop0: detected capacity change from 0 to 1024 [ 74.933597][ T7230] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 74.941836][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.944234][ T7120] ------------[ cut here ]------------ [ 74.944246][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 74.946955][ T7120] Modules linked in: [ 74.947532][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.949175][ T7120] Tainted: [W]=WARN [ 74.949819][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.951511][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.952792][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.953815][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.954923][ T7120] sp : ffff80009d2d7100 [ 74.955629][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e382c0 x27: 0000000000000001 [ 74.957002][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc7058 x24: ffff0000e5e38298 [ 74.958296][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 74.959597][ T7120] x20: ffff0000ce5dc068 x19: ffff0000ce5dc000 x18: 1fffe0003377d090 [ 74.960980][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.962209][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 74.963508][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 74.964701][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 74.965905][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 74.967148][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.968417][ T7120] Call trace: [ 74.968910][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.970060][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 74.970930][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.971848][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.972778][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.973606][ T7120] ext4_dirty_inode+0xd4/0x104 [ 74.974324][ T7120] __mark_inode_dirty+0x358/0x15bc [ 74.975102][ T7120] iput+0x36c/0xfdc [ 74.975648][ T7120] dentry_unlink_inode+0x384/0x45c [ 74.976470][ T7120] __dentry_kill+0x170/0x594 [ 74.977216][ T7120] shrink_kill+0xd4/0x2cc [ 74.977863][ T7120] shrink_dentry_list+0x31c/0x6cc [ 74.978674][ T7120] shrink_dcache_tree+0xc0/0x290 [ 74.979381][ T7120] do_one_tree+0x30/0xf4 [ 74.979963][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 74.980793][ T7120] generic_shutdown_super+0x68/0x2b8 [ 74.981596][ T7120] kill_block_super+0x44/0x90 [ 74.982353][ T7120] ext4_kill_sb+0x68/0xa4 [ 74.983048][ T7120] deactivate_locked_super+0xc4/0x12c [ 74.983952][ T7120] deactivate_super+0xe0/0x100 [ 74.984716][ T7120] cleanup_mnt+0x31c/0x3ac [ 74.985403][ T7120] __cleanup_mnt+0x20/0x30 [ 74.986055][ T7120] task_work_run+0x1dc/0x260 [ 74.986802][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 74.987607][ T7120] el0_svc+0x17c/0x26c [ 74.988207][ T7120] el0t_64_sync_handler+0x84/0x12c [ 74.989061][ T7120] el0t_64_sync+0x198/0x19c [ 74.989722][ T7120] irq event stamp: 171242 [ 74.990392][ T7120] hardirqs last enabled at (171241): [] finish_lock_switch+0xb0/0x1c0 [ 74.991916][ T7120] hardirqs last disabled at (171242): [] el1_brk64+0x20/0x54 [ 74.993227][ T7120] softirqs last enabled at (171232): [] local_bh_enable+0x10/0x34 [ 74.994701][ T7120] softirqs last disabled at (171230): [] local_bh_disable+0x10/0x34 [ 74.996199][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.004538][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.020983][ T7234] loop0: detected capacity change from 0 to 1024 [ 75.031223][ T7234] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 75.043861][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.043961][ T7120] ------------[ cut here ]------------ [ 75.043965][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 75.048866][ T7120] Modules linked in: [ 75.049398][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.051018][ T7120] Tainted: [W]=WARN [ 75.051579][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.053108][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.054269][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.055284][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.056267][ T7120] sp : ffff80009d2d7100 [ 75.056872][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e21fa0 x27: 0000000000000001 [ 75.058151][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c43f4 x24: ffff0000f8e21f78 [ 75.059392][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.060596][ T7120] x20: ffff0000d8466068 x19: ffff0000d8466000 x18: 1fffe00033781890 [ 75.061850][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.063245][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.064480][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.065724][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 75.067030][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 75.068226][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.069471][ T7120] Call trace: [ 75.069970][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.070887][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.071767][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.072698][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.073613][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.074419][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.075163][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.075944][ T7120] iput+0x36c/0xfdc [ 75.076548][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.077427][ T7120] __dentry_kill+0x170/0x594 [ 75.078219][ T7120] shrink_kill+0xd4/0x2cc [ 75.078871][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.079658][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.080458][ T7120] do_one_tree+0x30/0xf4 [ 75.081110][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.081970][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.082781][ T7120] kill_block_super+0x44/0x90 [ 75.083541][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.084178][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.085025][ T7120] deactivate_super+0xe0/0x100 [ 75.085764][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.086442][ T7120] __cleanup_mnt+0x20/0x30 [ 75.087155][ T7120] task_work_run+0x1dc/0x260 [ 75.087824][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.088666][ T7120] el0_svc+0x17c/0x26c [ 75.089327][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.090085][ T7120] el0t_64_sync+0x198/0x19c [ 75.090805][ T7120] irq event stamp: 176880 [ 75.091456][ T7120] hardirqs last enabled at (176879): [] irqentry_exit+0x1b4/0x2f4 [ 75.092896][ T7120] hardirqs last disabled at (176880): [] el1_brk64+0x20/0x54 [ 75.094226][ T7120] softirqs last enabled at (176872): [] local_bh_enable+0x10/0x34 [ 75.095707][ T7120] softirqs last disabled at (176870): [] local_bh_disable+0x10/0x34 [ 75.097148][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.102761][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.116196][ T7238] loop0: detected capacity change from 0 to 1024 [ 75.145640][ T7238] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 75.152190][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.152283][ T7120] ------------[ cut here ]------------ [ 75.152287][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 75.157204][ T7120] Modules linked in: [ 75.157804][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.159399][ T7120] Tainted: [W]=WARN [ 75.159999][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.161471][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.162621][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.163613][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.164544][ T7120] sp : ffff80009d2d7100 [ 75.165135][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e24620 x27: 0000000000000001 [ 75.166352][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c48c4 x24: ffff0000f8e245f8 [ 75.167625][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.168881][ T7120] x20: ffff0000c8ab0068 x19: ffff0000c8ab0000 x18: 0000000000000000 [ 75.170062][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.171325][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.172580][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.173756][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 75.174975][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 75.176248][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.177523][ T7120] Call trace: [ 75.178018][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.178966][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.179746][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.180661][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.181607][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.182405][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.183143][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.183976][ T7120] iput+0x36c/0xfdc [ 75.184623][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.185456][ T7120] __dentry_kill+0x170/0x594 [ 75.186145][ T7120] shrink_kill+0xd4/0x2cc [ 75.186846][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.187608][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.188337][ T7120] do_one_tree+0x30/0xf4 [ 75.189008][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.189926][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.190802][ T7120] kill_block_super+0x44/0x90 [ 75.191505][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.192165][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.193001][ T7120] deactivate_super+0xe0/0x100 [ 75.193789][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.194447][ T7120] __cleanup_mnt+0x20/0x30 [ 75.195139][ T7120] task_work_run+0x1dc/0x260 [ 75.195814][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.196684][ T7120] el0_svc+0x17c/0x26c [ 75.197313][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.198129][ T7120] el0t_64_sync+0x198/0x19c [ 75.198829][ T7120] irq event stamp: 183070 [ 75.199502][ T7120] hardirqs last enabled at (183069): [] irqentry_exit+0x1b4/0x2f4 [ 75.200883][ T7120] hardirqs last disabled at (183070): [] el1_brk64+0x20/0x54 [ 75.202290][ T7120] softirqs last enabled at (183062): [] local_bh_enable+0x10/0x34 [ 75.203751][ T7120] softirqs last disabled at (183060): [] local_bh_disable+0x10/0x34 [ 75.205232][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.208968][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.221581][ T7242] loop0: detected capacity change from 0 to 1024 [ 75.256694][ T7242] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 75.265972][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.266057][ T7120] ------------[ cut here ]------------ [ 75.266061][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 75.271167][ T7120] Modules linked in: [ 75.271789][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.273424][ T7120] Tainted: [W]=WARN [ 75.274004][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.275586][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.276760][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.277768][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.278793][ T7120] sp : ffff80009d2d7100 [ 75.279426][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e26ca0 x27: 0000000000000001 [ 75.280740][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c4d94 x24: ffff0000f8e26c78 [ 75.282005][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.283373][ T7120] x20: ffff0000dd0f8068 x19: ffff0000dd0f8000 x18: 1fffe00033781890 [ 75.284804][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.286146][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.287426][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.288727][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 75.289995][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 75.291297][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.292533][ T7120] Call trace: [ 75.293021][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.294017][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.294815][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.295726][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.296656][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.297501][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.298245][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.299014][ T7120] iput+0x36c/0xfdc [ 75.299627][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.300386][ T7120] __dentry_kill+0x170/0x594 [ 75.301044][ T7120] shrink_kill+0xd4/0x2cc [ 75.301680][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.302405][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.303180][ T7120] do_one_tree+0x30/0xf4 [ 75.303792][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.304582][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.305395][ T7120] kill_block_super+0x44/0x90 [ 75.306112][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.306798][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.307625][ T7120] deactivate_super+0xe0/0x100 [ 75.308375][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.309076][ T7120] __cleanup_mnt+0x20/0x30 [ 75.309717][ T7120] task_work_run+0x1dc/0x260 [ 75.310387][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.311161][ T7120] el0_svc+0x17c/0x26c [ 75.311811][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.312607][ T7120] el0t_64_sync+0x198/0x19c [ 75.313336][ T7120] irq event stamp: 188544 [ 75.313967][ T7120] hardirqs last enabled at (188543): [] irqentry_exit+0x1b4/0x2f4 [ 75.315381][ T7120] hardirqs last disabled at (188544): [] el1_brk64+0x20/0x54 [ 75.316841][ T7120] softirqs last enabled at (188536): [] local_bh_enable+0x10/0x34 [ 75.318266][ T7120] softirqs last disabled at (188534): [] local_bh_disable+0x10/0x34 [ 75.319699][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.325020][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.338111][ T7246] loop0: detected capacity change from 0 to 1024 [ 75.365052][ T7246] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 75.372362][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.372448][ T7120] ------------[ cut here ]------------ [ 75.372452][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 75.377408][ T7120] Modules linked in: [ 75.378015][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.379712][ T7120] Tainted: [W]=WARN [ 75.380296][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.381816][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.383014][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.383992][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.384997][ T7120] sp : ffff80009d2d7100 [ 75.385630][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e282c0 x27: 0000000000000001 [ 75.386850][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c5058 x24: ffff0000f8e28298 [ 75.388119][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.389390][ T7120] x20: ffff0000dd360068 x19: ffff0000dd360000 x18: 1fffe00033781890 [ 75.390658][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.391838][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.393111][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.394308][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 75.395569][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 75.396769][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.397992][ T7120] Call trace: [ 75.398530][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.399666][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.400542][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.401437][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.402369][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.403248][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.403974][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.404832][ T7120] iput+0x36c/0xfdc [ 75.405400][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.406167][ T7120] __dentry_kill+0x170/0x594 [ 75.406839][ T7120] shrink_kill+0xd4/0x2cc [ 75.407527][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.408345][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.409146][ T7120] do_one_tree+0x30/0xf4 [ 75.409810][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.410677][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.411591][ T7120] kill_block_super+0x44/0x90 [ 75.412359][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.413011][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.413827][ T7120] deactivate_super+0xe0/0x100 [ 75.414548][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.415237][ T7120] __cleanup_mnt+0x20/0x30 [ 75.415900][ T7120] task_work_run+0x1dc/0x260 [ 75.416605][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.417361][ T7120] el0_svc+0x17c/0x26c [ 75.417994][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.418838][ T7120] el0t_64_sync+0x198/0x19c [ 75.419559][ T7120] irq event stamp: 194936 [ 75.420187][ T7120] hardirqs last enabled at (194935): [] irqentry_exit+0x1b4/0x2f4 [ 75.421571][ T7120] hardirqs last disabled at (194936): [] el1_brk64+0x20/0x54 [ 75.422899][ T7120] softirqs last enabled at (194928): [] local_bh_enable+0x10/0x34 [ 75.424331][ T7120] softirqs last disabled at (194926): [] local_bh_disable+0x10/0x34 [ 75.425802][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.431511][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.444865][ T7250] loop0: detected capacity change from 0 to 1024 [ 75.463138][ T7250] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 75.475203][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.477291][ T7120] ------------[ cut here ]------------ [ 75.477298][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 75.479747][ T7120] Modules linked in: [ 75.480346][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.481970][ T7120] Tainted: [W]=WARN [ 75.482561][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.484061][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.485229][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.486252][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.487262][ T7120] sp : ffff80009d2d7100 [ 75.487891][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e29600 x27: 0000000000000001 [ 75.489095][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c52c0 x24: ffff0000f8e295d8 [ 75.490293][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.491535][ T7120] x20: ffff0000ca6e4068 x19: ffff0000ca6e4000 x18: 1fffe00033781890 [ 75.492754][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.493988][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.495243][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.496468][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.497683][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.498979][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.500248][ T7120] Call trace: [ 75.500735][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.501691][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.502477][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.503409][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.504215][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.505014][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.505708][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.506490][ T7120] iput+0x36c/0xfdc [ 75.507092][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.507891][ T7120] __dentry_kill+0x170/0x594 [ 75.508557][ T7120] shrink_kill+0xd4/0x2cc [ 75.509214][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.509941][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.510741][ T7120] do_one_tree+0x30/0xf4 [ 75.511420][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.512482][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.513288][ T7120] kill_block_super+0x44/0x90 [ 75.513970][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.514667][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.515476][ T7120] deactivate_super+0xe0/0x100 [ 75.516215][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.516897][ T7120] __cleanup_mnt+0x20/0x30 [ 75.517565][ T7120] task_work_run+0x1dc/0x260 [ 75.518313][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.519203][ T7120] el0_svc+0x17c/0x26c [ 75.519821][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.520631][ T7120] el0t_64_sync+0x198/0x19c [ 75.521359][ T7120] irq event stamp: 200886 [ 75.522043][ T7120] hardirqs last enabled at (200885): [] finish_lock_switch+0xb0/0x1c0 [ 75.523481][ T7120] hardirqs last disabled at (200886): [] el1_brk64+0x20/0x54 [ 75.524752][ T7120] softirqs last enabled at (200876): [] local_bh_enable+0x10/0x34 [ 75.526138][ T7120] softirqs last disabled at (200874): [] local_bh_disable+0x10/0x34 [ 75.527519][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.539948][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.558288][ T7254] loop0: detected capacity change from 0 to 1024 [ 75.580757][ T7254] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 75.585438][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.587397][ T7120] ------------[ cut here ]------------ [ 75.587403][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 75.590055][ T7120] Modules linked in: [ 75.590699][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.592350][ T7120] Tainted: [W]=WARN [ 75.592940][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.594520][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.595730][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.596770][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.597749][ T7120] sp : ffff80009d2d7100 [ 75.598396][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e3cfc0 x27: 0000000000000001 [ 75.599626][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc79f8 x24: ffff0000e5e3cf98 [ 75.600862][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.602086][ T7120] x20: ffff0000c33cc068 x19: ffff0000c33cc000 x18: 1fffe00033781890 [ 75.603371][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.604604][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.605791][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.607026][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.608280][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.609606][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.610889][ T7120] Call trace: [ 75.611359][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.612364][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.613177][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.614149][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.614986][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.615785][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.616500][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.617343][ T7120] iput+0x36c/0xfdc [ 75.617921][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.618765][ T7120] __dentry_kill+0x170/0x594 [ 75.619462][ T7120] shrink_kill+0xd4/0x2cc [ 75.620102][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.620821][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.621535][ T7120] do_one_tree+0x30/0xf4 [ 75.622200][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.622998][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.623770][ T7120] kill_block_super+0x44/0x90 [ 75.624485][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.625109][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.625936][ T7120] deactivate_super+0xe0/0x100 [ 75.626655][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.627313][ T7120] __cleanup_mnt+0x20/0x30 [ 75.627983][ T7120] task_work_run+0x1dc/0x260 [ 75.628695][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.629486][ T7120] el0_svc+0x17c/0x26c [ 75.630199][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.631065][ T7120] el0t_64_sync+0x198/0x19c [ 75.631839][ T7120] irq event stamp: 206550 [ 75.632531][ T7120] hardirqs last enabled at (206549): [] finish_lock_switch+0xb0/0x1c0 [ 75.634028][ T7120] hardirqs last disabled at (206550): [] el1_brk64+0x20/0x54 [ 75.635435][ T7120] softirqs last enabled at (206540): [] local_bh_enable+0x10/0x34 [ 75.636899][ T7120] softirqs last disabled at (206538): [] local_bh_disable+0x10/0x34 [ 75.638459][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.642656][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.656626][ T7258] loop0: detected capacity change from 0 to 1024 [ 75.680674][ T7258] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 75.692354][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.694687][ T7120] ------------[ cut here ]------------ [ 75.694695][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 75.697151][ T7120] Modules linked in: [ 75.697752][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.699393][ T7120] Tainted: [W]=WARN [ 75.699956][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.701506][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.702723][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.703694][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.704738][ T7120] sp : ffff80009d2d7100 [ 75.705389][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e2bc80 x27: 0000000000000001 [ 75.706619][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c5790 x24: ffff0000f8e2bc58 [ 75.707884][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.709163][ T7120] x20: ffff0000d84dc068 x19: ffff0000d84dc000 x18: 1fffe00033781890 [ 75.710521][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.711758][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.712998][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.714255][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.715548][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.716806][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.718042][ T7120] Call trace: [ 75.718517][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.719540][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.720410][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.721370][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.722394][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.723286][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.724059][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.724934][ T7120] iput+0x36c/0xfdc [ 75.725566][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.726376][ T7120] __dentry_kill+0x170/0x594 [ 75.727107][ T7120] shrink_kill+0xd4/0x2cc [ 75.727803][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.728649][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.729399][ T7120] do_one_tree+0x30/0xf4 [ 75.730087][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.730924][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.731737][ T7120] kill_block_super+0x44/0x90 [ 75.732404][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.733078][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.733918][ T7120] deactivate_super+0xe0/0x100 [ 75.734630][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.735276][ T7120] __cleanup_mnt+0x20/0x30 [ 75.735928][ T7120] task_work_run+0x1dc/0x260 [ 75.736642][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.737438][ T7120] el0_svc+0x17c/0x26c 1970/01/01 00:01:15 executed programs: 11 [ 75.738080][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.738832][ T7120] el0t_64_sync+0x198/0x19c [ 75.739534][ T7120] irq event stamp: 212628 [ 75.740205][ T7120] hardirqs last enabled at (212627): [] finish_lock_switch+0xb0/0x1c0 [ 75.741729][ T7120] hardirqs last disabled at (212628): [] el1_brk64+0x20/0x54 [ 75.743064][ T7120] softirqs last enabled at (212616): [] local_bh_enable+0x10/0x34 [ 75.744550][ T7120] softirqs last disabled at (212614): [] local_bh_disable+0x10/0x34 [ 75.746076][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.750020][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.763800][ T7262] loop0: detected capacity change from 0 to 1024 [ 75.784478][ T7262] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 75.797841][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse t ** replaying previous printk message ** [ 75.797841][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.799200][ T7120] ------------[ cut here ]------------ [ 75.799207][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 75.804406][ T7120] Modules linked in: [ 75.804998][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.806732][ T7120] Tainted: [W]=WARN [ 75.807344][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.808926][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.810220][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.811191][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.812200][ T7120] sp : ffff80009d2d7100 [ 75.812850][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e3f640 x27: 0000000000000001 [ 75.814019][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc7ec8 x24: ffff0000e5e3f618 [ 75.815315][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.816534][ T7120] x20: ffff0000c2c3c068 x19: ffff0000c2c3c000 x18: 1fffe00033781890 [ 75.817883][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.819141][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.820330][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.821607][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.822845][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.824021][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.825242][ T7120] Call trace: [ 75.825709][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.826666][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.827494][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.828412][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.829270][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.830073][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.830815][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.831622][ T7120] iput+0x36c/0xfdc [ 75.832221][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.833051][ T7120] __dentry_kill+0x170/0x594 [ 75.833820][ T7120] shrink_kill+0xd4/0x2cc [ 75.834552][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.835365][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.836204][ T7120] do_one_tree+0x30/0xf4 [ 75.836887][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.837723][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.838541][ T7120] kill_block_super+0x44/0x90 [ 75.839275][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.839928][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.840764][ T7120] deactivate_super+0xe0/0x100 [ 75.841538][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.842195][ T7120] __cleanup_mnt+0x20/0x30 [ 75.842903][ T7120] task_work_run+0x1dc/0x260 [ 75.843616][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.844479][ T7120] el0_svc+0x17c/0x26c [ 75.845136][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.845926][ T7120] el0t_64_sync+0x198/0x19c [ 75.846643][ T7120] irq event stamp: 217828 [ 75.847344][ T7120] hardirqs last enabled at (217827): [] finish_lock_switch+0xb0/0x1c0 [ 75.848997][ T7120] hardirqs last disabled at (217828): [] el1_brk64+0x20/0x54 [ 75.850427][ T7120] softirqs last enabled at (217818): [] local_bh_enable+0x10/0x34 [ 75.851960][ T7120] softirqs last disabled at (217816): [] local_bh_disable+0x10/0x34 [ 75.853559][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.865200][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 75.930900][ T7266] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 75.936179][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.938142][ T7120] ------------[ cut here ]------------ [ 75.938148][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 75.940529][ T7120] Modules linked in: [ 75.941138][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.942580][ T7120] Tainted: [W]=WARN [ 75.943122][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.944578][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.945725][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.946732][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.947757][ T7120] sp : ffff80009d2d7100 [ 75.948366][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e71fa0 x27: 0000000000000001 [ 75.949553][ T7120] x26: 0000000000000000 x25: 1fffe0001cbce3f4 x24: ffff0000e5e71f78 [ 75.950817][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 75.952104][ T7120] x20: ffff0000c5e6c068 x19: ffff0000c5e6c000 x18: 1fffe00033781890 [ 75.953395][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.954697][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 75.955953][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 75.957124][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.958401][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.959578][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.960799][ T7120] Call trace: [ 75.961309][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.962304][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 75.963214][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.964146][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.965039][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.965878][ T7120] ext4_dirty_inode+0xd4/0x104 [ 75.966626][ T7120] __mark_inode_dirty+0x358/0x15bc [ 75.967372][ T7120] iput+0x36c/0xfdc [ 75.967970][ T7120] dentry_unlink_inode+0x384/0x45c [ 75.968740][ T7120] __dentry_kill+0x170/0x594 [ 75.969463][ T7120] shrink_kill+0xd4/0x2cc [ 75.970144][ T7120] shrink_dentry_list+0x31c/0x6cc [ 75.970955][ T7120] shrink_dcache_tree+0xc0/0x290 [ 75.971713][ T7120] do_one_tree+0x30/0xf4 [ 75.972383][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 75.973203][ T7120] generic_shutdown_super+0x68/0x2b8 [ 75.974008][ T7120] kill_block_super+0x44/0x90 [ 75.974742][ T7120] ext4_kill_sb+0x68/0xa4 [ 75.975381][ T7120] deactivate_locked_super+0xc4/0x12c [ 75.976213][ T7120] deactivate_super+0xe0/0x100 [ 75.977050][ T7120] cleanup_mnt+0x31c/0x3ac [ 75.977721][ T7120] __cleanup_mnt+0x20/0x30 [ 75.978400][ T7120] task_work_run+0x1dc/0x260 [ 75.979145][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 75.979992][ T7120] el0_svc+0x17c/0x26c [ 75.980630][ T7120] el0t_64_sync_handler+0x84/0x12c [ 75.981431][ T7120] el0t_64_sync+0x198/0x19c [ 75.982161][ T7120] irq event stamp: 224464 [ 75.982817][ T7120] hardirqs last enabled at (224463): [] finish_lock_switch+0xb0/0x1c0 [ 75.984352][ T7120] hardirqs last disabled at (224464): [] el1_brk64+0x20/0x54 [ 75.985723][ T7120] softirqs last enabled at (224454): [] local_bh_enable+0x10/0x34 [ 75.987154][ T7120] softirqs last disabled at (224452): [] local_bh_disable+0x10/0x34 [ 75.988590][ T7120] ---[ end trace 0000000000000000 ]--- [ 75.991874][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.034221][ T7270] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 76.043316][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.045674][ T7120] ------------[ cut here ]------------ [ 76.045683][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 76.048299][ T7120] Modules linked in: [ 76.048810][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.050487][ T7120] Tainted: [W]=WARN [ 76.051066][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.052617][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.053830][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.054809][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.055777][ T7120] sp : ffff80009d2d7100 [ 76.056444][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e74620 x27: 0000000000000001 [ 76.057687][ T7120] x26: 0000000000000000 x25: 1fffe0001cbce8c4 x24: ffff0000e5e745f8 [ 76.058896][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.060109][ T7120] x20: ffff0000c33ec068 x19: ffff0000c33ec000 x18: 1fffe00033781890 [ 76.061301][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.062554][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.063814][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.065064][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.066298][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.067517][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.068744][ T7120] Call trace: [ 76.069313][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.070383][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.071167][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.072082][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.072963][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.073849][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.074630][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.075383][ T7120] iput+0x36c/0xfdc [ 76.076027][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.076773][ T7120] __dentry_kill+0x170/0x594 [ 76.077478][ T7120] shrink_kill+0xd4/0x2cc [ 76.078122][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.078902][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.079690][ T7120] do_one_tree+0x30/0xf4 [ 76.080374][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.081219][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.082054][ T7120] kill_block_super+0x44/0x90 [ 76.082761][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.083409][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.084225][ T7120] deactivate_super+0xe0/0x100 [ 76.084971][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.085657][ T7120] __cleanup_mnt+0x20/0x30 [ 76.086329][ T7120] task_work_run+0x1dc/0x260 [ 76.087045][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.087852][ T7120] el0_svc+0x17c/0x26c [ 76.088503][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.089258][ T7120] el0t_64_sync+0x198/0x19c [ 76.089952][ T7120] irq event stamp: 229976 [ 76.090602][ T7120] hardirqs last enabled at (229975): [] finish_lock_switch+0xb0/0x1c0 [ 76.092071][ T7120] hardirqs last disabled at (229976): [] el1_brk64+0x20/0x54 [ 76.093461][ T7120] softirqs last enabled at (229966): [] local_bh_enable+0x10/0x34 [ 76.094891][ T7120] softirqs last disabled at (229964): [] local_bh_disable+0x10/0x34 [ 76.096449][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.100025][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.135728][ T7274] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 76.148770][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.151746][ T7120] ------------[ cut here ]------------ [ 76.151755][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 76.154262][ T7120] Modules linked in: [ 76.154887][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.156415][ T7120] Tainted: [W]=WARN [ 76.156950][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.158454][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.159633][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.160585][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.161595][ T7120] sp : ffff80009d2d7100 [ 76.162225][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e76ca0 x27: 0000000000000001 [ 76.163433][ T7120] x26: 0000000000000000 x25: 1fffe0001cbced94 x24: ffff0000e5e76c78 [ 76.164651][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.165882][ T7120] x20: ffff0000c6d50068 x19: ffff0000c6d50000 x18: 1fffe00033781890 [ 76.167133][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.168461][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.169696][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.170975][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.172243][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.173408][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.174599][ T7120] Call trace: [ 76.175082][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.176041][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.176837][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.177758][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.178595][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.179459][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.180236][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.181078][ T7120] iput+0x36c/0xfdc [ 76.181677][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.182451][ T7120] __dentry_kill+0x170/0x594 [ 76.183118][ T7120] shrink_kill+0xd4/0x2cc [ 76.183764][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.184564][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.185257][ T7120] do_one_tree+0x30/0xf4 [ 76.185878][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.186616][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.187418][ T7120] kill_block_super+0x44/0x90 [ 76.188162][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.188839][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.189628][ T7120] deactivate_super+0xe0/0x100 [ 76.190358][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.191035][ T7120] __cleanup_mnt+0x20/0x30 [ 76.191727][ T7120] task_work_run+0x1dc/0x260 [ 76.192428][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.193236][ T7120] el0_svc+0x17c/0x26c [ 76.193882][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.194760][ T7120] el0t_64_sync+0x198/0x19c [ 76.195462][ T7120] irq event stamp: 235502 [ 76.196134][ T7120] hardirqs last enabled at (235501): [] finish_lock_switch+0xb0/0x1c0 [ 76.197641][ T7120] hardirqs last disabled at (235502): [] el1_brk64+0x20/0x54 [ 76.199141][ T7120] softirqs last enabled at (235492): [] local_bh_enable+0x10/0x34 [ 76.200636][ T7120] softirqs last disabled at (235490): [] local_bh_disable+0x10/0x34 [ 76.202231][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.206293][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.233214][ T7278] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 76.245589][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.247691][ T7120] ------------[ cut here ]------------ [ 76.247698][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 76.250319][ T7120] Modules linked in: [ 76.250906][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.252485][ T7120] Tainted: [W]=WARN [ 76.253111][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.254696][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.255844][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.256836][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.257824][ T7120] sp : ffff80009d2d7100 [ 76.258431][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e2e300 x27: 0000000000000001 [ 76.259654][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c5c60 x24: ffff0000f8e2e2d8 [ 76.260895][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.262152][ T7120] x20: ffff0000d6f24068 x19: ffff0000d6f24000 x18: 1fffe00033781890 [ 76.263348][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.264640][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.265900][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.267171][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.268390][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.269571][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.270774][ T7120] Call trace: [ 76.271230][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.272168][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.272951][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.273859][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.274688][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.275505][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.276256][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.277003][ T7120] iput+0x36c/0xfdc [ 76.277532][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.278255][ T7120] __dentry_kill+0x170/0x594 [ 76.278931][ T7120] shrink_kill+0xd4/0x2cc [ 76.279563][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.280311][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.281034][ T7120] do_one_tree+0x30/0xf4 [ 76.281630][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.282447][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.283284][ T7120] kill_block_super+0x44/0x90 [ 76.284016][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.284685][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.285489][ T7120] deactivate_super+0xe0/0x100 [ 76.286161][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.286775][ T7120] __cleanup_mnt+0x20/0x30 [ 76.287416][ T7120] task_work_run+0x1dc/0x260 [ 76.288099][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.288903][ T7120] el0_svc+0x17c/0x26c [ 76.289497][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.290244][ T7120] el0t_64_sync+0x198/0x19c [ 76.290898][ T7120] irq event stamp: 240976 [ 76.291487][ T7120] hardirqs last enabled at (240975): [] finish_lock_switch+0xb0/0x1c0 [ 76.293051][ T7120] hardirqs last disabled at (240976): [] el1_brk64+0x20/0x54 [ 76.294438][ T7120] softirqs last enabled at (240966): [] local_bh_enable+0x10/0x34 [ 76.295950][ T7120] softirqs last disabled at (240964): [] local_bh_disable+0x10/0x34 [ 76.297393][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.304534][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.343912][ T7282] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 76.353404][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.355391][ T7120] ------------[ cut here ]------------ [ 76.355398][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 76.357966][ T7120] Modules linked in: [ 76.358538][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.360137][ T7120] Tainted: [W]=WARN [ 76.360698][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.362207][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.363457][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.364499][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.365641][ T7120] sp : ffff80009d2d7100 [ 76.366333][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e59600 x27: 0000000000000001 [ 76.367675][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcb2c0 x24: ffff0000e5e595d8 [ 76.368994][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.370283][ T7120] x20: ffff0000c9c4e068 x19: ffff0000c9c4e000 x18: 1fffe00033781890 [ 76.371524][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.372795][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.373935][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.375111][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.376379][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.377630][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.378801][ T7120] Call trace: [ 76.379293][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.380329][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.381121][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.382031][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.382901][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.383676][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.384416][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.385192][ T7120] iput+0x36c/0xfdc [ 76.385807][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.386605][ T7120] __dentry_kill+0x170/0x594 [ 76.387348][ T7120] shrink_kill+0xd4/0x2cc [ 76.388046][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.388843][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.389598][ T7120] do_one_tree+0x30/0xf4 [ 76.390202][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.391036][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.391852][ T7120] kill_block_super+0x44/0x90 [ 76.392535][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.393223][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.394020][ T7120] deactivate_super+0xe0/0x100 [ 76.394760][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.395396][ T7120] __cleanup_mnt+0x20/0x30 [ 76.396106][ T7120] task_work_run+0x1dc/0x260 [ 76.396836][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.397665][ T7120] el0_svc+0x17c/0x26c [ 76.398293][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.399061][ T7120] el0t_64_sync+0x198/0x19c [ 76.399744][ T7120] irq event stamp: 246320 [ 76.400412][ T7120] hardirqs last enabled at (246319): [] finish_lock_switch+0xb0/0x1c0 [ 76.401799][ T7120] hardirqs last disabled at (246320): [] el1_brk64+0x20/0x54 [ 76.403071][ T7120] softirqs last enabled at (246310): [] local_bh_enable+0x10/0x34 [ 76.404460][ T7120] softirqs last disabled at (246308): [] local_bh_disable+0x10/0x34 [ 76.405879][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.410145][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.455152][ T7286] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 76.463848][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.463931][ T7120] ------------[ cut here ]------------ [ 76.463935][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 76.468845][ T7120] Modules linked in: [ 76.469459][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.471107][ T7120] Tainted: [W]=WARN [ 76.471694][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.473224][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.474392][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.475354][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.476324][ T7120] sp : ffff80009d2d7100 [ 76.476968][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e30c60 x27: 0000000000000001 [ 76.478212][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c618c x24: ffff0000f8e30c38 [ 76.479461][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.480745][ T7120] x20: ffff0000dd38e068 x19: ffff0000dd38e000 x18: 1fffe00033781890 [ 76.482028][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.483203][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.484415][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.485657][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 76.486920][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 76.488226][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.489455][ T7120] Call trace: [ 76.489973][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.491009][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.491775][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.492630][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.493426][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.494329][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.495081][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.495985][ T7120] iput+0x36c/0xfdc [ 76.496593][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.497366][ T7120] __dentry_kill+0x170/0x594 [ 76.498087][ T7120] shrink_kill+0xd4/0x2cc [ 76.498746][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.499506][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.500257][ T7120] do_one_tree+0x30/0xf4 [ 76.500885][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.501745][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.502574][ T7120] kill_block_super+0x44/0x90 [ 76.503357][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.504060][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.504824][ T7120] deactivate_super+0xe0/0x100 [ 76.505581][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.506229][ T7120] __cleanup_mnt+0x20/0x30 [ 76.506914][ T7120] task_work_run+0x1dc/0x260 [ 76.507593][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.508473][ T7120] el0_svc+0x17c/0x26c [ 76.509119][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.509941][ T7120] el0t_64_sync+0x198/0x19c [ 76.510642][ T7120] irq event stamp: 252100 [ 76.511265][ T7120] hardirqs last enabled at (252099): [] irqentry_exit+0x1b4/0x2f4 [ 76.512746][ T7120] hardirqs last disabled at (252100): [] el1_brk64+0x20/0x54 [ 76.514087][ T7120] softirqs last enabled at (252092): [] local_bh_enable+0x10/0x34 [ 76.515573][ T7120] softirqs last disabled at (252090): [] local_bh_disable+0x10/0x34 [ 76.516989][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.520344][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.559358][ T7290] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 76.565086][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.565177][ T7120] ------------[ cut here ]------------ [ 76.565181][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 76.570229][ T7120] Modules linked in: [ 76.570843][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.572470][ T7120] Tainted: [W]=WARN [ 76.573042][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.574574][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.575810][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.576801][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.577731][ T7120] sp : ffff80009d2d7100 [ 76.578327][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e5bc80 x27: 0000000000000001 [ 76.579567][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcb790 x24: ffff0000e5e5bc58 [ 76.580846][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.582074][ T7120] x20: ffff0000c9af2068 x19: ffff0000c9af2000 x18: 1fffe00033781890 [ 76.583354][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.584656][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.585976][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.587149][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 76.588357][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 76.589561][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.590798][ T7120] Call trace: [ 76.591317][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.592358][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.593162][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.594073][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.594922][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.595802][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.596582][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.597390][ T7120] iput+0x36c/0xfdc [ 76.598038][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.598856][ T7120] __dentry_kill+0x170/0x594 [ 76.599534][ T7120] shrink_kill+0xd4/0x2cc [ 76.600154][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.600942][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.601653][ T7120] do_one_tree+0x30/0xf4 [ 76.602273][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.603141][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.603939][ T7120] kill_block_super+0x44/0x90 [ 76.604695][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.605361][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.606147][ T7120] deactivate_super+0xe0/0x100 [ 76.606854][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.607483][ T7120] __cleanup_mnt+0x20/0x30 [ 76.608175][ T7120] task_work_run+0x1dc/0x260 [ 76.608886][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.609742][ T7120] el0_svc+0x17c/0x26c [ 76.610412][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.611208][ T7120] el0t_64_sync+0x198/0x19c [ 76.611889][ T7120] irq event stamp: 257444 [ 76.612538][ T7120] hardirqs last enabled at (257443): [] irqentry_exit+0x1b4/0x2f4 [ 76.614016][ T7120] hardirqs last disabled at (257444): [] el1_brk64+0x20/0x54 [ 76.615321][ T7120] softirqs last enabled at (257436): [] local_bh_enable+0x10/0x34 [ 76.616824][ T7120] softirqs last disabled at (257434): [] local_bh_disable+0x10/0x34 [ 76.618280][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.621880][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.671085][ T7294] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 76.682888][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.682981][ T7120] ------------[ cut here ]------------ [ 76.682985][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 76.687935][ T7120] Modules linked in: [ 76.688559][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.690189][ T7120] Tainted: [W]=WARN [ 76.690772][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.692268][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.693475][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.694470][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.695475][ T7120] sp : ffff80009d2d7100 [ 76.696094][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e31fa0 x27: 0000000000000001 [ 76.697285][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c63f4 x24: ffff0000f8e31f78 [ 76.698738][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.699982][ T7120] x20: ffff0000c9df8068 x19: ffff0000c9df8000 x18: 1fffe00033781890 [ 76.701322][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.702640][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.703951][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.705153][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 76.706424][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 76.707702][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.708976][ T7120] Call trace: [ 76.709462][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.710491][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.711287][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.712170][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.712987][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.713842][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.714533][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.715365][ T7120] iput+0x36c/0xfdc [ 76.715955][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.716745][ T7120] __dentry_kill+0x170/0x594 [ 76.717483][ T7120] shrink_kill+0xd4/0x2cc [ 76.718224][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.719031][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.719863][ T7120] do_one_tree+0x30/0xf4 [ 76.720510][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.721375][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.722244][ T7120] kill_block_super+0x44/0x90 [ 76.723014][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.723695][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.724586][ T7120] deactivate_super+0xe0/0x100 [ 76.725275][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.725977][ T7120] __cleanup_mnt+0x20/0x30 [ 76.726684][ T7120] task_work_run+0x1dc/0x260 [ 76.727417][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.728280][ T7120] el0_svc+0x17c/0x26c [ 76.728880][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.729674][ T7120] el0t_64_sync+0x198/0x19c [ 76.730288][ T7120] irq event stamp: 262776 [ 76.730940][ T7120] hardirqs last enabled at (262775): [] irqentry_exit+0x1b4/0x2f4 [ 76.732295][ T7120] hardirqs last disabled at (262776): [] el1_brk64+0x20/0x54 [ 76.733619][ T7120] softirqs last enabled at (262768): [] local_bh_enable+0x10/0x34 [ 76.735029][ T7120] softirqs last disabled at (262766): [] local_bh_disable+0x10/0x34 [ 76.736454][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.741113][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.798515][ T7298] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 76.807782][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.810218][ T7120] ------------[ cut here ]------------ [ 76.810224][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 76.812607][ T7120] Modules linked in: [ 76.813240][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.814953][ T7120] Tainted: [W]=WARN [ 76.815569][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.817098][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.818281][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.819318][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.820314][ T7120] sp : ffff80009d2d7100 [ 76.820928][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e34620 x27: 0000000000000001 [ 76.822169][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c68c4 x24: ffff0000f8e345f8 [ 76.823397][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.824674][ T7120] x20: ffff0000c908e068 x19: ffff0000c908e000 x18: 1fffe0003377d090 [ 76.825886][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.827071][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.828228][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.829401][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.830596][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.831919][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.833091][ T7120] Call trace: [ 76.833547][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.834599][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.835426][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.836336][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.837248][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.838149][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.838917][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.839749][ T7120] iput+0x36c/0xfdc [ 76.840306][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.841095][ T7120] __dentry_kill+0x170/0x594 [ 76.841857][ T7120] shrink_kill+0xd4/0x2cc [ 76.842532][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.843320][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.844072][ T7120] do_one_tree+0x30/0xf4 [ 76.844742][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.845593][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.846433][ T7120] kill_block_super+0x44/0x90 [ 76.847175][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.847891][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.848688][ T7120] deactivate_super+0xe0/0x100 [ 76.849439][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.850108][ T7120] __cleanup_mnt+0x20/0x30 [ 76.850808][ T7120] task_work_run+0x1dc/0x260 [ 76.851472][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.852364][ T7120] el0_svc+0x17c/0x26c [ 76.853064][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.853862][ T7120] el0t_64_sync+0x198/0x19c [ 76.854605][ T7120] irq event stamp: 268278 [ 76.855292][ T7120] hardirqs last enabled at (268277): [] finish_lock_switch+0xb0/0x1c0 [ 76.856845][ T7120] hardirqs last disabled at (268278): [] el1_brk64+0x20/0x54 [ 76.858231][ T7120] softirqs last enabled at (268268): [] local_bh_enable+0x10/0x34 [ 76.859646][ T7120] softirqs last disabled at (268266): [] local_bh_disable+0x10/0x34 [ 76.861086][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.870682][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.906826][ T7302] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 76.914560][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.916558][ T7120] ------------[ cut here ]------------ [ 76.916564][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 76.919146][ T7120] Modules linked in: [ 76.919781][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.921443][ T7120] Tainted: [W]=WARN [ 76.922005][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.923548][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.924749][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.925714][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.926700][ T7120] sp : ffff80009d2d7100 [ 76.927353][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e35960 x27: 0000000000000001 [ 76.928547][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c6b2c x24: ffff0000f8e35938 [ 76.929793][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 76.931096][ T7120] x20: ffff0000dc222068 x19: ffff0000dc222000 x18: 1fffe0003377d090 [ 76.932318][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.933525][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 76.934787][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 76.936043][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.937350][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.938629][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.939834][ T7120] Call trace: [ 76.940353][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.941367][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 76.942177][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.943150][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.944145][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.945046][ T7120] ext4_dirty_inode+0xd4/0x104 [ 76.945836][ T7120] __mark_inode_dirty+0x358/0x15bc [ 76.946587][ T7120] iput+0x36c/0xfdc [ 76.947162][ T7120] dentry_unlink_inode+0x384/0x45c [ 76.947952][ T7120] __dentry_kill+0x170/0x594 [ 76.948618][ T7120] shrink_kill+0xd4/0x2cc [ 76.949249][ T7120] shrink_dentry_list+0x31c/0x6cc [ 76.950029][ T7120] shrink_dcache_tree+0xc0/0x290 [ 76.950789][ T7120] do_one_tree+0x30/0xf4 [ 76.951447][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 76.952271][ T7120] generic_shutdown_super+0x68/0x2b8 [ 76.953138][ T7120] kill_block_super+0x44/0x90 [ 76.953857][ T7120] ext4_kill_sb+0x68/0xa4 [ 76.954547][ T7120] deactivate_locked_super+0xc4/0x12c [ 76.955401][ T7120] deactivate_super+0xe0/0x100 [ 76.956198][ T7120] cleanup_mnt+0x31c/0x3ac [ 76.956893][ T7120] __cleanup_mnt+0x20/0x30 [ 76.957603][ T7120] task_work_run+0x1dc/0x260 [ 76.958358][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 76.959165][ T7120] el0_svc+0x17c/0x26c [ 76.959790][ T7120] el0t_64_sync_handler+0x84/0x12c [ 76.960573][ T7120] el0t_64_sync+0x198/0x19c [ 76.961232][ T7120] irq event stamp: 274680 [ 76.961914][ T7120] hardirqs last enabled at (274679): [] finish_lock_switch+0xb0/0x1c0 [ 76.963525][ T7120] hardirqs last disabled at (274680): [] el1_brk64+0x20/0x54 [ 76.964833][ T7120] softirqs last enabled at (274670): [] local_bh_enable+0x10/0x34 [ 76.966326][ T7120] softirqs last disabled at (274668): [] local_bh_disable+0x10/0x34 [ 76.967788][ T7120] ---[ end trace 0000000000000000 ]--- [ 76.972792][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 76.979119][ T53] Bluetooth: hci0: command tx timeout [ 77.011498][ T7306] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 77.025905][ T7120] E ** replaying previous printk message ** [ 77.025905][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.026274][ T7120] ------------[ cut here ]------------ [ 77.026279][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 77.031242][ T7120] Modules linked in: [ 77.031841][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.033450][ T7120] Tainted: [W]=WARN [ 77.034110][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.035812][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.037145][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.038218][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.039246][ T7120] sp : ffff80009d2d7100 [ 77.039943][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e36ca0 x27: 0000000000000001 [ 77.041156][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c6d94 x24: ffff0000f8e36c78 [ 77.042376][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.043558][ T7120] x20: ffff0000ca994068 x19: ffff0000ca994000 x18: 1fffe00033781890 [ 77.044846][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.046059][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.047245][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.048393][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 77.049612][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 77.050911][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.052154][ T7120] Call trace: [ 77.052636][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.053603][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.054429][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.055320][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.056243][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.057035][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.057814][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.058608][ T7120] iput+0x36c/0xfdc [ 77.059274][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.060081][ T7120] __dentry_kill+0x170/0x594 [ 77.060777][ T7120] shrink_kill+0xd4/0x2cc [ 77.061397][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.062209][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.062986][ T7120] do_one_tree+0x30/0xf4 [ 77.063710][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.064526][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.065352][ T7120] kill_block_super+0x44/0x90 [ 77.066074][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.066742][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.067584][ T7120] deactivate_super+0xe0/0x100 [ 77.068288][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.068979][ T7120] __cleanup_mnt+0x20/0x30 [ 77.069621][ T7120] task_work_run+0x1dc/0x260 [ 77.070268][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.071058][ T7120] el0_svc+0x17c/0x26c [ 77.071765][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.072559][ T7120] el0t_64_sync+0x198/0x19c [ 77.073248][ T7120] irq event stamp: 280106 [ 77.073968][ T7120] hardirqs last enabled at (280105): [] finish_lock_switch+0xb0/0x1c0 [ 77.075514][ T7120] hardirqs last disabled at (280106): [] el1_brk64+0x20/0x54 [ 77.076952][ T7120] softirqs last enabled at (280096): [] local_bh_enable+0x10/0x34 [ 77.078465][ T7120] softirqs last disabled at (280094): [] local_bh_disable+0x10/0x34 [ 77.079938][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.084127][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.138406][ T7310] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 77.146364][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.148415][ T7120] ------------[ cut here ]------------ [ 77.148422][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.151026][ T7120] Modules linked in: [ 77.151649][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.153293][ T7120] Tainted: [W]=WARN [ 77.153865][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.155403][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.156599][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.157617][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.158637][ T7120] sp : ffff80009d2d7100 [ 77.159272][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5db4620 x27: 0000000000000001 [ 77.160529][ T7120] x26: 0000000000000000 x25: 1fffe0001cbb68c4 x24: ffff0000e5db45f8 [ 77.161760][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.162937][ T7120] x20: ffff0000c3b78068 x19: ffff0000c3b78000 x18: 1fffe0003377d090 [ 77.164223][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.165499][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.166735][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.168007][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 77.169255][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 77.170466][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.171778][ T7120] Call trace: [ 77.172275][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.173231][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.174034][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.174932][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.175824][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.176630][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.177376][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.178203][ T7120] iput+0x36c/0xfdc [ 77.178785][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.179618][ T7120] __dentry_kill+0x170/0x594 [ 77.180326][ T7120] shrink_kill+0xd4/0x2cc [ 77.181024][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.181772][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.182568][ T7120] do_one_tree+0x30/0xf4 [ 77.183167][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.184032][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.184862][ T7120] kill_block_super+0x44/0x90 [ 77.185446][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.186054][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.186833][ T7120] deactivate_super+0xe0/0x100 [ 77.187519][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.188148][ T7120] __cleanup_mnt+0x20/0x30 [ 77.188800][ T7120] task_work_run+0x1dc/0x260 [ 77.189497][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.190319][ T7120] el0_svc+0x17c/0x26c [ 77.190911][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.191700][ T7120] el0t_64_sync+0x198/0x19c [ 77.192397][ T7120] irq event stamp: 285878 [ 77.193046][ T7120] hardirqs last enabled at (285877): [] finish_lock_switch+0xb0/0x1c0 [ 77.194483][ T7120] hardirqs last disabled at (285878): [] el1_brk64+0x20/0x54 [ 77.195802][ T7120] softirqs last enabled at (285868): [] local_bh_enable+0x10/0x34 [ 77.197264][ T7120] softirqs last disabled at (285866): [] local_bh_disable+0x10/0x34 [ 77.198603][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.202975][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.246306][ T7314] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 77.251333][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.253335][ T7120] ------------[ cut here ]------------ [ 77.253344][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.256008][ T7120] Modules linked in: [ 77.256623][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.258285][ T7120] Tainted: [W]=WARN [ 77.258883][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.260551][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.261802][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.262815][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.263807][ T7120] sp : ffff80009d2d7100 [ 77.264433][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8c10c60 x27: 0000000000000001 [ 77.265641][ T7120] x26: 0000000000000000 x25: 1fffe0001f18218c x24: ffff0000f8c10c38 [ 77.266841][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.268096][ T7120] x20: ffff0000da3c4068 x19: ffff0000da3c4000 x18: 1fffe0003377d090 [ 77.269294][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.270590][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.271897][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.273157][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 77.274519][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 77.275810][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.277147][ T7120] Call trace: [ 77.277665][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.278656][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.279499][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.280346][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.281212][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.282063][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.282838][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.283642][ T7120] iput+0x36c/0xfdc [ 77.284223][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.285049][ T7120] __dentry_kill+0x170/0x594 [ 77.285762][ T7120] shrink_kill+0xd4/0x2cc [ 77.286441][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.287244][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.288003][ T7120] do_one_tree+0x30/0xf4 [ 77.288664][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.289509][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.290304][ T7120] kill_block_super+0x44/0x90 [ 77.291077][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.291682][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.292538][ T7120] deactivate_super+0xe0/0x100 [ 77.293291][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.294009][ T7120] __cleanup_mnt+0x20/0x30 [ 77.294671][ T7120] task_work_run+0x1dc/0x260 [ 77.295378][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.296158][ T7120] el0_svc+0x17c/0x26c [ 77.296781][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.297567][ T7120] el0t_64_sync+0x198/0x19c [ 77.298229][ T7120] irq event stamp: 291030 [ 77.298899][ T7120] hardirqs last enabled at (291029): [] finish_lock_switch+0xb0/0x1c0 [ 77.300563][ T7120] hardirqs last disabled at (291030): [] el1_brk64+0x20/0x54 [ 77.302116][ T7120] softirqs last enabled at (291020): [] local_bh_enable+0x10/0x34 [ 77.303807][ T7120] softirqs last disabled at (291018): [] local_bh_disable+0x10/0x34 [ 77.305492][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.312390][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.353697][ T7318] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 77.362103][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.362191][ T7120] ------------[ cut here ]------------ [ 77.362195][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.367074][ T7120] Modules linked in: [ 77.367682][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.369298][ T7120] Tainted: [W]=WARN [ 77.369900][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.371522][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.372671][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.373683][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.374661][ T7120] sp : ffff80009d2d7100 [ 77.375269][ T7120] x29: ffff80009d2d7260 x28: ffff0000e1149fa0 x27: 0000000000000001 [ 77.376435][ T7120] x26: 0000000000000000 x25: 1fffe0001c2293f4 x24: ffff0000e1149f78 [ 77.377646][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.378890][ T7120] x20: ffff0000e2508068 x19: ffff0000e2508000 x18: 1fffe0003377d090 [ 77.380138][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.381338][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.382576][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.383888][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.385140][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.386369][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.387541][ T7120] Call trace: [ 77.388012][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.388917][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.389668][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.390525][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.391359][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.392199][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.392957][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.393777][ T7120] iput+0x36c/0xfdc [ 77.394333][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.395119][ T7120] __dentry_kill+0x170/0x594 [ 77.395827][ T7120] shrink_kill+0xd4/0x2cc [ 77.396498][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.397252][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.397959][ T7120] do_one_tree+0x30/0xf4 [ 77.398624][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.399416][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.400184][ T7120] kill_block_super+0x44/0x90 [ 77.400863][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.401480][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.402264][ T7120] deactivate_super+0xe0/0x100 [ 77.402977][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.403652][ T7120] __cleanup_mnt+0x20/0x30 [ 77.404342][ T7120] task_work_run+0x1dc/0x260 [ 77.405038][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.405864][ T7120] el0_svc+0x17c/0x26c [ 77.406457][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.407214][ T7120] el0t_64_sync+0x198/0x19c [ 77.407980][ T7120] irq event stamp: 296396 [ 77.408643][ T7120] hardirqs last enabled at (296395): [] irqentry_exit+0x1b4/0x2f4 [ 77.410015][ T7120] hardirqs last disabled at (296396): [] el1_brk64+0x20/0x54 [ 77.411328][ T7120] softirqs last enabled at (296388): [] local_bh_enable+0x10/0x34 [ 77.412829][ T7120] softirqs last disabled at (296386): [] local_bh_disable+0x10/0x34 [ 77.414290][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.418710][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.451152][ T7322] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 77.459841][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.459937][ T7120] ------------[ cut here ]------------ [ 77.459942][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.465345][ T7120] Modules linked in: [ 77.465934][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.467534][ T7120] Tainted: [W]=WARN [ 77.468078][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.469706][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.470977][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.471995][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.473020][ T7120] sp : ffff80009d2d7100 [ 77.473711][ T7120] x29: ffff80009d2d7260 x28: ffff0000e114c620 x27: 0000000000000001 [ 77.474894][ T7120] x26: 0000000000000000 x25: 1fffe0001c2298c4 x24: ffff0000e114c5f8 [ 77.476123][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.477383][ T7120] x20: ffff0000ce2e4068 x19: ffff0000ce2e4000 x18: 0000000000000000 [ 77.478589][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.479882][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.481145][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.482374][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.483608][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.484929][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.486219][ T7120] Call trace: [ 77.486743][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.487768][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.488518][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.489353][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.490273][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.491189][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.491896][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.492670][ T7120] iput+0x36c/0xfdc [ 77.493251][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.494073][ T7120] __dentry_kill+0x170/0x594 [ 77.494832][ T7120] shrink_kill+0xd4/0x2cc [ 77.495518][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.496293][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.497096][ T7120] do_one_tree+0x30/0xf4 [ 77.497805][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.498670][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.499467][ T7120] kill_block_super+0x44/0x90 [ 77.500215][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.500887][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.501665][ T7120] deactivate_super+0xe0/0x100 [ 77.502388][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.503043][ T7120] __cleanup_mnt+0x20/0x30 [ 77.503684][ T7120] task_work_run+0x1dc/0x260 [ 77.504409][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.505280][ T7120] el0_svc+0x17c/0x26c [ 77.505897][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.506690][ T7120] el0t_64_sync+0x198/0x19c [ 77.507377][ T7120] irq event stamp: 301954 [ 77.508034][ T7120] hardirqs last enabled at (301953): [] irqentry_exit+0x1b4/0x2f4 [ 77.509507][ T7120] hardirqs last disabled at (301954): [] el1_brk64+0x20/0x54 [ 77.510869][ T7120] softirqs last enabled at (301946): [] local_bh_enable+0x10/0x34 [ 77.512282][ T7120] softirqs last disabled at (301944): [] local_bh_disable+0x10/0x34 [ 77.513694][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.516964][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.546251][ T7326] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 77.558146][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.558242][ T7120] ------------[ cut here ]------------ [ 77.558246][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.563165][ T7120] Modules linked in: [ 77.563848][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.565447][ T7120] Tainted: [W]=WARN [ 77.566020][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.567461][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.568613][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.569649][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.570677][ T7120] sp : ffff80009d2d7100 [ 77.571533][ T7120] x29: ffff80009d2d7260 x28: ffff0000e114eca0 x27: 0000000000000001 [ 77.572760][ T7120] x26: 0000000000000000 x25: 1fffe0001c229d94 x24: ffff0000e114ec78 [ 77.573981][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.575197][ T7120] x20: ffff0000d0d44068 x19: ffff0000d0d44000 x18: 1fffe0003377d090 [ 77.576480][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.577705][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.578936][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.580173][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.581420][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.582684][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.583882][ T7120] Call trace: [ 77.584388][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.585380][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.586213][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.587080][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.588020][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.588964][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.589752][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.590594][ T7120] iput+0x36c/0xfdc [ 77.591187][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.592022][ T7120] __dentry_kill+0x170/0x594 [ 77.592779][ T7120] shrink_kill+0xd4/0x2cc [ 77.593483][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.594247][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.594991][ T7120] do_one_tree+0x30/0xf4 [ 77.595590][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.596468][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.597290][ T7120] kill_block_super+0x44/0x90 [ 77.598024][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.598708][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.599524][ T7120] deactivate_super+0xe0/0x100 [ 77.600314][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.600992][ T7120] __cleanup_mnt+0x20/0x30 [ 77.601673][ T7120] task_work_run+0x1dc/0x260 [ 77.602347][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.603166][ T7120] el0_svc+0x17c/0x26c [ 77.603849][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.604605][ T7120] el0t_64_sync+0x198/0x19c [ 77.605287][ T7120] irq event stamp: 307848 [ 77.605941][ T7120] hardirqs last enabled at (307847): [] irqentry_exit+0x1b4/0x2f4 [ 77.607447][ T7120] hardirqs last disabled at (307848): [] el1_brk64+0x20/0x54 [ 77.608738][ T7120] softirqs last enabled at (307840): [] local_bh_enable+0x10/0x34 [ 77.610163][ T7120] softirqs last disabled at (307838): [] local_bh_disable+0x10/0x34 [ 77.611570][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.616151][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.660604][ T7330] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 7 ** replaying previous printk message ** [ 77.664998][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.665093][ T7120] ------------[ cut here ]------------ [ 77.665097][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.669947][ T7120] Modules linked in: [ 77.670596][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.672330][ T7120] Tainted: [W]=WARN [ 77.672950][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.674551][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.675804][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.676839][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.677863][ T7120] sp : ffff80009d2d7100 [ 77.678561][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e29600 x27: 0000000000000001 [ 77.679858][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc52c0 x24: ffff0000e5e295d8 [ 77.681222][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.682491][ T7120] x20: ffff0000de6b2068 x19: ffff0000de6b2000 x18: 1fffe0003377d090 [ 77.683710][ T7120] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 77.684994][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.686281][ T7120] x11: 0000000000000d18 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.687483][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.688683][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.690026][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.691243][ T7120] Call trace: [ 77.691703][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.692666][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.693480][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.694362][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.695201][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.696114][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.696851][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.697635][ T7120] iput+0x36c/0xfdc [ 77.698226][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.698996][ T7120] __dentry_kill+0x170/0x594 [ 77.699647][ T7120] shrink_kill+0xd4/0x2cc [ 77.700324][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.701129][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.701828][ T7120] do_one_tree+0x30/0xf4 [ 77.702512][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.703411][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.704277][ T7120] kill_block_super+0x44/0x90 [ 77.704996][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.705650][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.706439][ T7120] deactivate_super+0xe0/0x100 [ 77.707091][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.707781][ T7120] __cleanup_mnt+0x20/0x30 [ 77.708490][ T7120] task_work_run+0x1dc/0x260 [ 77.709275][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.710080][ T7120] el0_svc+0x17c/0x26c [ 77.710680][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.711385][ T7120] el0t_64_sync+0x198/0x19c [ 77.712189][ T7120] irq event stamp: 313966 [ 77.712919][ T7120] hardirqs last enabled at (313965): [] irqentry_exit+0x1b4/0x2f4 [ 77.714400][ T7120] hardirqs last disabled at (313966): [] el1_brk64+0x20/0x54 [ 77.715818][ T7120] softirqs last enabled at (313958): [] local_bh_enable+0x10/0x34 [ 77.717332][ T7120] softirqs last disabled at (313956): [] local_bh_disable+0x10/0x34 [ 77.718745][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.721882][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.741457][ T7334] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 77.746255][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.746346][ T7120] ------------[ cut here ]------------ [ 77.746350][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.751349][ T7120] Modules linked in: [ 77.751977][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.753719][ T7120] Tainted: [W]=WARN [ 77.754298][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.755919][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.757212][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.758244][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.759248][ T7120] sp : ffff80009d2d7100 [ 77.759903][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e2bc80 x27: 0000000000000001 [ 77.761135][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc5790 x24: ffff0000e5e2bc58 [ 77.762405][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.763623][ T7120] x20: ffff0000dcde0068 x19: ffff0000dcde0000 x18: 1fffe0003377d090 [ 77.764814][ T7120] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 77.766075][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.767289][ T7120] x11: 0000000000000d71 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.768484][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.769675][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.770907][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.772139][ T7120] Call trace: [ 77.772687][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.773753][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.774579][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.775481][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.776328][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.777136][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.777903][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.778687][ T7120] iput+0x36c/0xfdc [ 77.779276][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.780048][ T7120] __dentry_kill+0x170/0x594 [ 77.780782][ T7120] shrink_kill+0xd4/0x2cc [ 77.781445][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.782262][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.782984][ T7120] do_one_tree+0x30/0xf4 [ 77.783627][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.784490][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.785333][ T7120] kill_block_super+0x44/0x90 [ 77.786043][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.786705][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.787551][ T7120] deactivate_super+0xe0/0x100 [ 77.788245][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.788919][ T7120] __cleanup_mnt+0x20/0x30 [ 77.789611][ T7120] task_work_run+0x1dc/0x260 [ 77.790359][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.791128][ T7120] el0_svc+0x17c/0x26c [ 77.791766][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.792536][ T7120] el0t_64_sync+0x198/0x19c [ 77.793211][ T7120] irq event stamp: 319164 [ 77.793885][ T7120] hardirqs last enabled at (319163): [] irqentry_exit+0x1b4/0x2f4 [ 77.795406][ T7120] hardirqs last disabled at (319164): [] el1_brk64+0x20/0x54 [ 77.796810][ T7120] softirqs last enabled at (319156): [] local_bh_enable+0x10/0x34 [ 77.798274][ T7120] softirqs last disabled at (319154): [] local_bh_disable+0x10/0x34 [ 77.799778][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.811441][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.843882][ T7338] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 77.847595][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.847690][ T7120] ------------[ cut here ]------------ [ 77.847696][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.852329][ T7120] Modules linked in: [ 77.852944][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.854584][ T7120] Tainted: [W]=WARN [ 77.855209][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.856756][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.858024][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.859121][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.860151][ T7120] sp : ffff80009d2d7100 [ 77.860794][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e2d960 x27: 0000000000000001 [ 77.862051][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc5b2c x24: ffff0000e5e2d938 [ 77.863310][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.864579][ T7120] x20: ffff0000db3c4068 x19: ffff0000db3c4000 x18: 1fffe0003377d090 [ 77.865815][ T7120] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 77.867184][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.868420][ T7120] x11: 0000000000000dca x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.869632][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.870918][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.872191][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.873455][ T7120] Call trace: [ 77.873976][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.875037][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.875853][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.876829][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.877666][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.878469][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.879218][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.880007][ T7120] iput+0x36c/0xfdc [ 77.880661][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.881489][ T7120] __dentry_kill+0x170/0x594 [ 77.882249][ T7120] shrink_kill+0xd4/0x2cc [ 77.882906][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.883706][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.884493][ T7120] do_one_tree+0x30/0xf4 [ 77.885152][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.885993][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.886835][ T7120] kill_block_super+0x44/0x90 [ 77.887547][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.888264][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.889071][ T7120] deactivate_super+0xe0/0x100 [ 77.889799][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.890515][ T7120] __cleanup_mnt+0x20/0x30 [ 77.891200][ T7120] task_work_run+0x1dc/0x260 [ 77.891940][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.892707][ T7120] el0_svc+0x17c/0x26c [ 77.893316][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.894093][ T7120] el0t_64_sync+0x198/0x19c [ 77.894806][ T7120] irq event stamp: 323894 [ 77.895472][ T7120] hardirqs last enabled at (323893): [] irqentry_exit+0x1b4/0x2f4 [ 77.896853][ T7120] hardirqs last disabled at (323894): [] el1_brk64+0x20/0x54 [ 77.898274][ T7120] softirqs last enabled at (323886): [] local_bh_enable+0x10/0x34 [ 77.899766][ T7120] softirqs last disabled at (323884): [] local_bh_disable+0x10/0x34 [ 77.901188][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.905558][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 77.920906][ T7342] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 7 ** replaying previous printk message ** [ 77.925199][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.925292][ T7120] ------------[ cut here ]------------ [ 77.925297][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 77.930379][ T7120] Modules linked in: [ 77.931006][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.932728][ T7120] Tainted: [W]=WARN [ 77.933330][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.934870][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.936113][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.937196][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.938252][ T7120] sp : ffff80009d2d7100 [ 77.938888][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e682c0 x27: 0000000000000001 [ 77.940149][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcd058 x24: ffff0000e5e68298 [ 77.941409][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 77.942725][ T7120] x20: ffff0000dc9d8068 x19: ffff0000dc9d8000 x18: 1fffe0003377d090 [ 77.944026][ T7120] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 77.945291][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 77.946581][ T7120] x11: 0000000000000e23 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 77.947840][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.949125][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.950401][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.951679][ T7120] Call trace: [ 77.952197][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.953228][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 77.954068][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.954912][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.955754][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.956604][ T7120] ext4_dirty_inode+0xd4/0x104 [ 77.957310][ T7120] __mark_inode_dirty+0x358/0x15bc [ 77.958084][ T7120] iput+0x36c/0xfdc [ 77.958687][ T7120] dentry_unlink_inode+0x384/0x45c [ 77.959516][ T7120] __dentry_kill+0x170/0x594 [ 77.960178][ T7120] shrink_kill+0xd4/0x2cc [ 77.960861][ T7120] shrink_dentry_list+0x31c/0x6cc [ 77.961629][ T7120] shrink_dcache_tree+0xc0/0x290 [ 77.962407][ T7120] do_one_tree+0x30/0xf4 [ 77.963045][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 77.963918][ T7120] generic_shutdown_super+0x68/0x2b8 [ 77.964800][ T7120] kill_block_super+0x44/0x90 [ 77.965608][ T7120] ext4_kill_sb+0x68/0xa4 [ 77.966261][ T7120] deactivate_locked_super+0xc4/0x12c [ 77.967112][ T7120] deactivate_super+0xe0/0x100 [ 77.967859][ T7120] cleanup_mnt+0x31c/0x3ac [ 77.968517][ T7120] __cleanup_mnt+0x20/0x30 [ 77.969206][ T7120] task_work_run+0x1dc/0x260 [ 77.969928][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 77.970810][ T7120] el0_svc+0x17c/0x26c [ 77.971417][ T7120] el0t_64_sync_handler+0x84/0x12c [ 77.972194][ T7120] el0t_64_sync+0x198/0x19c [ 77.972826][ T7120] irq event stamp: 329802 [ 77.973469][ T7120] hardirqs last enabled at (329801): [] irqentry_exit+0x1b4/0x2f4 [ 77.974904][ T7120] hardirqs last disabled at (329802): [] el1_brk64+0x20/0x54 [ 77.976211][ T7120] softirqs last enabled at (329794): [] local_bh_enable+0x10/0x34 [ 77.977787][ T7120] softirqs last disabled at (329792): [] local_bh_disable+0x10/0x34 [ 77.979281][ T7120] ---[ end trace 0000000000000000 ]--- [ 77.983582][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 78.004086][ T7346] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 78.010594][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.010692][ T7120] ------------[ cut here ]------------ [ 78.010696][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 78.015558][ T7120] Modules linked in: [ 78.016224][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.017773][ T7120] Tainted: [W]=WARN [ 78.018281][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.019877][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.021163][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.022197][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.023248][ T7120] sp : ffff80009d2d7100 [ 78.023895][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e6a940 x27: 0000000000000001 [ 78.025228][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcd528 x24: ffff0000e5e6a918 [ 78.026417][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.027593][ T7120] x20: ffff0000d26f4068 x19: ffff0000d26f4000 x18: 0000000000000000 [ 78.028866][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.030081][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.031244][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.032476][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.033683][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.034954][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.036102][ T7120] Call trace: [ 78.036591][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.037556][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.038362][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.039229][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.040094][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.040929][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.041640][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.042412][ T7120] iput+0x36c/0xfdc [ 78.042953][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.043680][ T7120] __dentry_kill+0x170/0x594 [ 78.044359][ T7120] shrink_kill+0xd4/0x2cc [ 78.044978][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.045645][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.046349][ T7120] do_one_tree+0x30/0xf4 [ 78.046969][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.047791][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.048578][ T7120] kill_block_super+0x44/0x90 [ 78.049288][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.049966][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.050767][ T7120] deactivate_super+0xe0/0x100 [ 78.051576][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.052304][ T7120] __cleanup_mnt+0x20/0x30 [ 78.053015][ T7120] task_work_run+0x1dc/0x260 [ 78.053740][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.054561][ T7120] el0_svc+0x17c/0x26c [ 78.055149][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.055931][ T7120] el0t_64_sync+0x198/0x19c [ 78.056627][ T7120] irq event stamp: 335072 [ 78.057306][ T7120] hardirqs last enabled at (335071): [] irqentry_exit+0x1b4/0x2f4 [ 78.058835][ T7120] hardirqs last disabled at (335072): [] el1_brk64+0x20/0x54 [ 78.060231][ T7120] softirqs last enabled at (335064): [] local_bh_enable+0x10/0x34 [ 78.061742][ T7120] softirqs last disabled at (335062): [] local_bh_disable+0x10/0x34 [ 78.063165][ T7120] ---[ end trace 0000000000000000 ]--- [ 78.066669][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 78.101178][ T7350] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 78.105093][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.105191][ T7120] ------------[ cut here ]------------ [ 78.105194][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 78.110478][ T7120] Modules linked in: [ 78.111116][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.112812][ T7120] Tainted: [W]=WARN [ 78.113415][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.114916][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.116136][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.117132][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.118146][ T7120] sp : ffff80009d2d7100 [ 78.118779][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e6cfc0 x27: 0000000000000001 [ 78.120044][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcd9f8 x24: ffff0000e5e6cf98 [ 78.121298][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.122618][ T7120] x20: ffff0000c8672068 x19: ffff0000c8672000 x18: 0000000000000000 [ 78.123906][ T7120] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 78.125133][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.126365][ T7120] x11: 0000000000000ed5 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.127551][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.128774][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.130114][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.131381][ T7120] Call trace: [ 78.131865][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.132907][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.133755][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.134681][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.135513][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.136349][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.137097][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.137895][ T7120] iput+0x36c/0xfdc [ 78.138499][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.139248][ T7120] __dentry_kill+0x170/0x594 [ 78.139906][ T7120] shrink_kill+0xd4/0x2cc [ 78.140628][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.141370][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.142165][ T7120] do_one_tree+0x30/0xf4 [ 78.142828][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.143664][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.144467][ T7120] kill_block_super+0x44/0x90 [ 78.145136][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.145764][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.146581][ T7120] deactivate_super+0xe0/0x100 [ 78.147289][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.147966][ T7120] __cleanup_mnt+0x20/0x30 [ 78.148632][ T7120] task_work_run+0x1dc/0x260 [ 78.149340][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.150143][ T7120] el0_svc+0x17c/0x26c [ 78.150780][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.151542][ T7120] el0t_64_sync+0x198/0x19c [ 78.152274][ T7120] irq event stamp: 340100 [ 78.152927][ T7120] hardirqs last enabled at (340099): [] irqentry_exit+0x1b4/0x2f4 [ 78.154378][ T7120] hardirqs last disabled at (340100): [] el1_brk64+0x20/0x54 [ 78.155729][ T7120] softirqs last enabled at (340092): [] local_bh_enable+0x10/0x34 [ 78.157186][ T7120] softirqs last disabled at (340090): [] local_bh_disable+0x10/0x34 [ 78.158638][ T7120] ---[ end trace 0000000000000000 ]--- [ 78.163168][ T7120] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 78.199534][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when u ** replaying previous printk message ** [ 78.199534][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.201318][ T7120] ------------[ cut here ]------------ [ 78.201325][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 78.206367][ T7120] Modules linked in: [ 78.206948][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.208485][ T7120] Tainted: [W]=WARN [ 78.209079][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.210681][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.211806][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.212787][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.213828][ T7120] sp : ffff80009d2d7100 [ 78.214550][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8c13c80 x27: 0000000000000001 [ 78.215885][ T7120] x26: 0000000000000000 x25: 1fffe0001f182790 x24: ffff0000f8c13c58 [ 78.217303][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.218623][ T7120] x20: ffff0000d22ba068 x19: ffff0000d22ba000 x18: 1fffe0003377d090 [ 78.219920][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.221205][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.222528][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.223859][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.225181][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.226456][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.227774][ T7120] Call trace: [ 78.228312][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.229372][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.230199][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.231128][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.232027][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.232843][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.233543][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.234299][ T7120] iput+0x36c/0xfdc [ 78.234880][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.235685][ T7120] __dentry_kill+0x170/0x594 [ 78.236364][ T7120] shrink_kill+0xd4/0x2cc [ 78.237061][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.237833][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.238559][ T7120] do_one_tree+0x30/0xf4 [ 78.239212][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.240079][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.240956][ T7120] kill_block_super+0x44/0x90 [ 78.241711][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.242414][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.243192][ T7120] deactivate_super+0xe0/0x100 [ 78.243927][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.244625][ T7120] __cleanup_mnt+0x20/0x30 [ 78.245329][ T7120] task_work_run+0x1dc/0x260 [ 78.246019][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.246849][ T7120] el0_svc+0x17c/0x26c [ 78.247462][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.248280][ T7120] el0t_64_sync+0x198/0x19c [ 78.248985][ T7120] irq event stamp: 345906 [ 78.249653][ T7120] hardirqs last enabled at (345905): [] finish_lock_switch+0xb0/0x1c0 [ 78.251257][ T7120] hardirqs last disabled at (345906): [] el1_brk64+0x20/0x54 [ 78.252591][ T7120] softirqs last enabled at (345896): [] local_bh_enable+0x10/0x34 [ 78.254066][ T7120] softirqs last disabled at (345894): [] local_bh_disable+0x10/0x34 [ 78.255505][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 78.311406][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.311499][ T7120] ------------[ cut here ]------------ [ 78.311503][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 78.316471][ T7120] Modules linked in: [ 78.317080][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.318702][ T7120] Tainted: [W]=WARN [ 78.319288][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.320844][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.322025][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.323015][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.324002][ T7120] sp : ffff80009d2d7100 [ 78.324629][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e6f640 x27: 0000000000000001 [ 78.325797][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcdec8 x24: ffff0000e5e6f618 [ 78.327048][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.328286][ T7120] x20: ffff0000cf828068 x19: ffff0000cf828000 x18: 1fffe0003377d090 [ 78.329500][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.330759][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.332002][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.333255][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.334516][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.335802][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.337068][ T7120] Call trace: [ 78.337543][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.338559][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.339394][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.340356][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.341272][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.342138][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.342866][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.343705][ T7120] iput+0x36c/0xfdc [ 78.344331][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.345156][ T7120] __dentry_kill+0x170/0x594 [ 78.345888][ T7120] shrink_kill+0xd4/0x2cc [ 78.346560][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.347314][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.348045][ T7120] do_one_tree+0x30/0xf4 [ 78.348666][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.349525][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.350363][ T7120] kill_block_super+0x44/0x90 [ 78.351124][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.351823][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.352696][ T7120] deactivate_super+0xe0/0x100 [ 78.353389][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.354060][ T7120] __cleanup_mnt+0x20/0x30 [ 78.354715][ T7120] task_work_run+0x1dc/0x260 [ 78.355449][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.356262][ T7120] el0_svc+0x17c/0x26c [ 78.356910][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.357723][ T7120] el0t_64_sync+0x198/0x19c [ 78.358388][ T7120] irq event stamp: 351372 [ 78.359057][ T7120] hardirqs last enabled at (351371): [] irqentry_exit+0x1b4/0x2f4 [ 78.360475][ T7120] hardirqs last disabled at (351372): [] el1_brk64+0x20/0x54 [ 78.361805][ T7120] softirqs last enabled at (351364): [] local_bh_enable+0x10/0x34 [ 78.363198][ T7120] softirqs last disabled at (351362): [] local_bh_disable+0x10/0x34 [ 78.364639][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 78.425111][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.425204][ T7120] ------------[ cut here ]------------ [ 78.425208][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 78.430412][ T7120] Modules linked in: [ 78.431018][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.432720][ T7120] Tainted: [W]=WARN [ 78.433339][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.434949][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.436223][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.437273][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.438318][ T7120] sp : ffff80009d2d7100 [ 78.438975][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8c16300 x27: 0000000000000001 [ 78.440235][ T7120] x26: 0000000000000000 x25: 1fffe0001f182c60 x24: ffff0000f8c162d8 [ 78.441577][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.442893][ T7120] x20: ffff0000cf124068 x19: ffff0000cf124000 x18: 0000000000000000 [ 78.444199][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.445497][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.446819][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.448080][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.449324][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.450550][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.451785][ T7120] Call trace: [ 78.452320][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.453370][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.454205][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.455073][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.455955][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.456864][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.457636][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.458435][ T7120] iput+0x36c/0xfdc [ 78.459043][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.459777][ T7120] __dentry_kill+0x170/0x594 [ 78.460510][ T7120] shrink_kill+0xd4/0x2cc [ 78.461168][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.461959][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.462702][ T7120] do_one_tree+0x30/0xf4 [ 78.463365][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.464181][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.464946][ T7120] kill_block_super+0x44/0x90 [ 78.465695][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.466398][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.467341][ T7120] deactivate_super+0xe0/0x100 [ 78.468161][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.468881][ T7120] __cleanup_mnt+0x20/0x30 [ 78.469617][ T7120] task_work_run+0x1dc/0x260 [ 78.470342][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.471206][ T7120] el0_svc+0x17c/0x26c [ 78.471861][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.472664][ T7120] el0t_64_sync+0x198/0x19c [ 78.473373][ T7120] irq event stamp: 357322 [ 78.474048][ T7120] hardirqs last enabled at (357321): [] irqentry_exit+0x1b4/0x2f4 [ 78.475597][ T7120] hardirqs last disabled at (357322): [] el1_brk64+0x20/0x54 [ 78.476953][ T7120] softirqs last enabled at (357314): [] local_bh_enable+0x10/0x34 [ 78.478572][ T7120] softirqs last disabled at (357312): [] local_bh_disable+0x10/0x34 [ 78.480112][ T7120] ---[ end trace 0000000000000000 ]--- [ 78.520056][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.522056][ T7120] ------------[ cut here ]------------ [ 78.522063][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 78.524564][ T7120] Modules linked in: [ 78.525156][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.526799][ T7120] Tainted: [W]=WARN [ 78.527387][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.528901][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.530123][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.531141][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.532151][ T7120] sp : ffff80009d2d7100 [ 78.532754][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5cd0c60 x27: 0000000000000001 [ 78.533964][ T7120] x26: 0000000000000000 x25: 1fffe0001cb9a18c x24: ffff0000e5cd0c38 [ 78.535301][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.536542][ T7120] x20: ffff0000c65d0068 x19: ffff0000c65d0000 x18: 1fffe00033781890 [ 78.537779][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.539026][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.540225][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.541439][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.542711][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.543937][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.545128][ T7120] Call trace: [ 78.545652][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.546681][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.547498][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.548371][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.549255][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.550070][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.550836][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.551594][ T7120] iput+0x36c/0xfdc [ 78.552152][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.552914][ T7120] __dentry_kill+0x170/0x594 [ 78.553602][ T7120] shrink_kill+0xd4/0x2cc [ 78.554273][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.555127][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.555920][ T7120] do_one_tree+0x30/0xf4 [ 78.556617][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.557477][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.558340][ T7120] kill_block_super+0x44/0x90 [ 78.559068][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.559743][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.560580][ T7120] deactivate_super+0xe0/0x100 [ 78.561355][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.562047][ T7120] __cleanup_mnt+0x20/0x30 [ 78.562701][ T7120] task_work_run+0x1dc/0x260 [ 78.563395][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.564208][ T7120] el0_svc+0x17c/0x26c [ 78.564895][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.565693][ T7120] el0t_64_sync+0x198/0x19c [ 78.566339][ T7120] irq event stamp: 363598 [ 78.566997][ T7120] hardirqs last enabled at (363597): [] finish_lock_switch+0xb0/0x1c0 [ 78.568439][ T7120] hardirqs last disabled at (363598): [] el1_brk64+0x20/0x54 [ 78.569796][ T7120] softirqs last enabled at (363588): [] local_bh_enable+0x10/0x34 [ 78.571237][ T7120] softirqs last disabled at (363586): [] local_bh_disable+0x10/0x34 [ 78.572739][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 78.619871][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.619965][ T7120] ------------[ cut here ]------------ [ 78.619969][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 78.625194][ T7120] Modules linked in: [ 78.625844][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.627541][ T7120] Tainted: [W]=WARN [ 78.628136][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.629779][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.631030][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.632014][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.633020][ T7120] sp : ffff80009d2d7100 [ 78.633698][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5cd32e0 x27: 0000000000000001 [ 78.635048][ T7120] x26: 0000000000000000 x25: 1fffe0001cb9a65c x24: ffff0000e5cd32b8 [ 78.636251][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.637399][ T7120] x20: ffff0000d2024068 x19: ffff0000d2024000 x18: 1fffe00033781890 [ 78.638614][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.639826][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.641081][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.642377][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.643635][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.644822][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.646037][ T7120] Call trace: [ 78.646515][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.647467][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.648272][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.649177][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.650056][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.650894][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.651613][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.652377][ T7120] iput+0x36c/0xfdc [ 78.652947][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.653700][ T7120] __dentry_kill+0x170/0x594 [ 78.654401][ T7120] shrink_kill+0xd4/0x2cc [ 78.655095][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.655873][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.656681][ T7120] do_one_tree+0x30/0xf4 [ 78.657357][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.658186][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.659009][ T7120] kill_block_super+0x44/0x90 [ 78.659740][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.660380][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.661159][ T7120] deactivate_super+0xe0/0x100 [ 78.661902][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.662617][ T7120] __cleanup_mnt+0x20/0x30 [ 78.663257][ T7120] task_work_run+0x1dc/0x260 [ 78.663948][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.664777][ T7120] el0_svc+0x17c/0x26c [ 78.665395][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.666148][ T7120] el0t_64_sync+0x198/0x19c [ 78.666841][ T7120] irq event stamp: 369322 [ 78.667508][ T7120] hardirqs last enabled at (369321): [] irqentry_exit+0x1b4/0x2f4 [ 78.669053][ T7120] hardirqs last disabled at (369322): [] el1_brk64+0x20/0x54 [ 78.670495][ T7120] softirqs last enabled at (369314): [] local_bh_enable+0x10/0x34 [ 78.671987][ T7120] softirqs last disabled at (369312): [] local_bh_disable+0x10/0x34 [ 78.673455][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 78.717048][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.717139][ T7120] ------------[ cut here ]------------ [ 78.717143][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 78.722107][ T7120] Modules linked in: [ 78.722726][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.724359][ T7120] Tainted: [W]=WARN [ 78.724929][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.726452][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.727614][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.728632][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.729631][ T7120] sp : ffff80009d2d7100 [ 78.730255][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5cd5960 x27: 0000000000000001 [ 78.731519][ T7120] x26: 0000000000000000 x25: 1fffe0001cb9ab2c x24: ffff0000e5cd5938 [ 78.732770][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.733980][ T7120] x20: ffff0000de6b8068 x19: ffff0000de6b8000 x18: 1fffe00033781890 [ 78.735257][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.736481][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.737714][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.738928][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.740142][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.741331][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.742548][ T7120] Call trace: [ 78.743026][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.744031][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.744850][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.745731][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.746577][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.747393][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.748112][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.748902][ T7120] iput+0x36c/0xfdc [ 78.749456][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.750186][ T7120] __dentry_kill+0x170/0x594 [ 78.750852][ T7120] shrink_kill+0xd4/0x2cc [ 78.751491][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.752257][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.752980][ T7120] do_one_tree+0x30/0xf4 [ 78.753618][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.754406][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.755200][ T7120] kill_block_super+0x44/0x90 [ 78.755882][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.756542][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.757355][ T7120] deactivate_super+0xe0/0x100 [ 78.758080][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.758729][ T7120] __cleanup_mnt+0x20/0x30 [ 78.759370][ T7120] task_work_run+0x1dc/0x260 [ 78.760036][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.760827][ T7120] el0_svc+0x17c/0x26c [ 78.761362][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.762097][ T7120] el0t_64_sync+0x198/0x19c [ 78.762739][ T7120] irq event stamp: 375166 [ 78.763351][ T7120] hardirqs last enabled at (375165): [] irqentry_exit+0x1b4/0x2f4 [ 78.764696][ T7120] hardirqs last disabled at (375166): [] el1_brk64+0x20/0x54 [ 78.766022][ T7120] softirqs last enabled at (375158): [] local_bh_enable+0x10/0x34 [ 78.767468][ T7120] softirqs last disabled at (375156): [] local_bh_disable+0x10/0x34 [ 78.768964][ T7120] ---[ end trace 0000000000000000 ]--- [ 78.836286][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.838363][ T7120] ------------[ cut here ]------------ [ 78.838370][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 78.840972][ T7120] Modules linked in: [ 78.841602][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.843224][ T7120] Tainted: [W]=WARN [ 78.843849][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.845585][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.846883][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.848024][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.849051][ T7120] sp : ffff80009d2d7100 [ 78.849695][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5c41600 x27: 0000000000000001 [ 78.850997][ T7120] x26: 0000000000000000 x25: 1fffe0001cb882c0 x24: ffff0000e5c415d8 [ 78.852274][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.853512][ T7120] x20: ffff0000d3226068 x19: ffff0000d3226000 x18: 1fffe0003377d090 [ 78.854742][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.855999][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.857295][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.858516][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.859772][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.860990][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.862231][ T7120] Call trace: [ 78.862701][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.863728][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.864547][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.865448][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.866285][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.867121][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.867820][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.868614][ T7120] iput+0x36c/0xfdc [ 78.869187][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.869997][ T7120] __dentry_kill+0x170/0x594 [ 78.870695][ T7120] shrink_kill+0xd4/0x2cc [ 78.871369][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.872149][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.872961][ T7120] do_one_tree+0x30/0xf4 [ 78.873601][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.874436][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.875241][ T7120] kill_block_super+0x44/0x90 [ 78.875990][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.876678][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.877487][ T7120] deactivate_super+0xe0/0x100 [ 78.878181][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.878917][ T7120] __cleanup_mnt+0x20/0x30 [ 78.879600][ T7120] task_work_run+0x1dc/0x260 [ 78.880315][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.881129][ T7120] el0_svc+0x17c/0x26c [ 78.881775][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.882530][ T7120] el0t_64_sync+0x198/0x19c [ 78.883244][ T7120] irq event stamp: 380434 [ 78.883906][ T7120] hardirqs last enabled at (380433): [] finish_lock_switch+0xb0/0x1c0 [ 78.885399][ T7120] hardirqs last disabled at (380434): [] el1_brk64+0x20/0x54 [ 78.886790][ T7120] softirqs last enabled at (380424): [] local_bh_enable+0x10/0x34 [ 78.888292][ T7120] softirqs last disabled at (380422): [] local_bh_disable+0x10/0x34 [ 78.889756][ T7120] ---[ end trace 0000000000000000 ]--- [ 78.935060][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.937151][ T7120] ------------[ cut here ]------------ [ 78.937158][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 78.939717][ T7120] Modules linked in: [ 78.940313][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.942043][ T7120] Tainted: [W]=WARN [ 78.942631][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.944107][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.945348][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.946385][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.947311][ T7120] sp : ffff80009d2d7100 [ 78.947964][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5c43c80 x27: 0000000000000001 [ 78.949175][ T7120] x26: 0000000000000000 x25: 1fffe0001cb88790 x24: ffff0000e5c43c58 [ 78.950407][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 78.951732][ T7120] x20: ffff0000d7498068 x19: ffff0000d7498000 x18: 1fffe0003377d090 [ 78.953004][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.954209][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 78.955430][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 78.956757][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.957962][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.959187][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.960435][ T7120] Call trace: [ 78.960892][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.961886][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 78.962671][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.963604][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.964489][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.965331][ T7120] ext4_dirty_inode+0xd4/0x104 [ 78.966045][ T7120] __mark_inode_dirty+0x358/0x15bc [ 78.966810][ T7120] iput+0x36c/0xfdc [ 78.967400][ T7120] dentry_unlink_inode+0x384/0x45c [ 78.968184][ T7120] __dentry_kill+0x170/0x594 [ 78.968882][ T7120] shrink_kill+0xd4/0x2cc [ 78.969525][ T7120] shrink_dentry_list+0x31c/0x6cc [ 78.970235][ T7120] shrink_dcache_tree+0xc0/0x290 [ 78.971010][ T7120] do_one_tree+0x30/0xf4 [ 78.971604][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 78.972448][ T7120] generic_shutdown_super+0x68/0x2b8 [ 78.973249][ T7120] kill_block_super+0x44/0x90 [ 78.973898][ T7120] ext4_kill_sb+0x68/0xa4 [ 78.974542][ T7120] deactivate_locked_super+0xc4/0x12c [ 78.975335][ T7120] deactivate_super+0xe0/0x100 [ 78.976022][ T7120] cleanup_mnt+0x31c/0x3ac [ 78.976739][ T7120] __cleanup_mnt+0x20/0x30 [ 78.977361][ T7120] task_work_run+0x1dc/0x260 [ 78.978023][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 78.978886][ T7120] el0_svc+0x17c/0x26c [ 78.979497][ T7120] el0t_64_sync_handler+0x84/0x12c [ 78.980195][ T7120] el0t_64_sync+0x198/0x19c [ 78.980924][ T7120] irq event stamp: 386518 [ 78.981562][ T7120] hardirqs last enabled at (386517): [] finish_lock_switch+0xb0/0x1c0 [ 78.983039][ T7120] hardirqs last disabled at (386518): [] el1_brk64+0x20/0x54 [ 78.984454][ T7120] softirqs last enabled at (386508): [] local_bh_enable+0x10/0x34 [ 78.985894][ T7120] softirqs last disabled at (386506): [] local_bh_disable+0x10/0x34 [ 78.987405][ T7120] ---[ end trace 0000000000000000 ]--- [ 79.046258][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.048144][ T7120] ------------[ cut here ]------------ [ 79.048151][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 79.050699][ T7120] Modules linked in: [ 79.051291][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.052849][ T7120] Tainted: [W]=WARN [ 79.053401][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.054918][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.056150][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.057150][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.058134][ T7120] sp : ffff80009d2d7100 [ 79.058776][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fd8c60 x27: 0000000000000001 [ 79.060013][ T7120] x26: 0000000000000000 x25: 1fffe0001cbfb18c x24: ffff0000e5fd8c38 [ 79.061220][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.062421][ T7120] x20: ffff0000df0b8068 x19: ffff0000df0b8000 x18: 1fffe00033781890 [ 79.063646][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.064928][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.066153][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.067413][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 79.068665][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 79.069924][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.071168][ T7120] Call trace: [ 79.071664][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.072699][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.073522][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.074393][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.075234][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.076034][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.076744][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.077529][ T7120] iput+0x36c/0xfdc [ 79.078084][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.078892][ T7120] __dentry_kill+0x170/0x594 [ 79.079601][ T7120] shrink_kill+0xd4/0x2cc [ 79.080241][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.080984][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.081785][ T7120] do_one_tree+0x30/0xf4 [ 79.082459][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.083292][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.084134][ T7120] kill_block_super+0x44/0x90 [ 79.084870][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.085504][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.086290][ T7120] deactivate_super+0xe0/0x100 [ 79.087019][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.087695][ T7120] __cleanup_mnt+0x20/0x30 [ 79.088372][ T7120] task_work_run+0x1dc/0x260 [ 79.089076][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.089866][ T7120] el0_svc+0x17c/0x26c [ 79.090481][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.091270][ T7120] el0t_64_sync+0x198/0x19c [ 79.091970][ T7120] irq event stamp: 391054 [ 79.092628][ T7120] hardirqs last enabled at (391053): [] finish_lock_switch+0xb0/0x1c0 [ 79.094141][ T7120] hardirqs last disabled at (391054): [] el1_brk64+0x20/0x54 [ 79.095496][ T7120] softirqs last enabled at (391044): [] local_bh_enable+0x10/0x34 [ 79.096916][ T7120] softirqs last disabled at (391042): [] local_bh_disable+0x10/0x34 [ 79.098344][ T7120] ---[ end trace 0000000000000000 ]--- [ 79.100096][ T53] Bluetooth: hci0: command tx timeout [ ** replaying previous printk message ** [ 79.156606][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.156707][ T7120] ------------[ cut here ]------------ [ 79.156711][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 79.161915][ T7120] Modules linked in: [ 79.162545][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.164231][ T7120] Tainted: [W]=WARN [ 79.164834][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.166420][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.167541][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.168505][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.169428][ T7120] sp : ffff80009d2d7100 [ 79.170026][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fdb2e0 x27: 0000000000000001 [ 79.171292][ T7120] x26: 0000000000000000 x25: 1fffe0001cbfb65c x24: ffff0000e5fdb2b8 [ 79.172516][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.173762][ T7120] x20: ffff0000c76f0068 x19: ffff0000c76f0000 x18: 1fffe0003377d090 [ 79.174937][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.176189][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.177356][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.178520][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 79.179777][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 79.181039][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.182341][ T7120] Call trace: [ 79.182843][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.183883][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.184719][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.185578][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.186419][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.187225][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.187957][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.188757][ T7120] iput+0x36c/0xfdc [ 79.189335][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.190143][ T7120] __dentry_kill+0x170/0x594 [ 79.190889][ T7120] shrink_kill+0xd4/0x2cc [ 79.191524][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.192245][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.193040][ T7120] do_one_tree+0x30/0xf4 [ 79.193645][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.194468][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.195315][ T7120] kill_block_super+0x44/0x90 [ 79.196055][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.196770][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.197577][ T7120] deactivate_super+0xe0/0x100 [ 79.198258][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.199008][ T7120] __cleanup_mnt+0x20/0x30 [ 79.199712][ T7120] task_work_run+0x1dc/0x260 [ 79.200423][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.201298][ T7120] el0_svc+0x17c/0x26c [ 79.201961][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.202713][ T7120] el0t_64_sync+0x198/0x19c [ 79.203377][ T7120] irq event stamp: 396226 [ 79.203953][ T7120] hardirqs last enabled at (396225): [] irqentry_exit+0x1b4/0x2f4 [ 79.205294][ T7120] hardirqs last disabled at (396226): [] el1_brk64+0x20/0x54 [ 79.206799][ T7120] softirqs last enabled at (396218): [] local_bh_enable+0x10/0x34 [ 79.208163][ T7120] softirqs last disabled at (396216): [] local_bh_disable+0x10/0x34 [ 79.209645][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 79.266993][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.267081][ T7120] ------------[ cut here ]------------ [ 79.267085][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 79.271977][ T7120] Modules linked in: [ 79.272552][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.274192][ T7120] Tainted: [W]=WARN [ 79.274766][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.276283][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.277520][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.278490][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.279448][ T7120] sp : ffff80009d2d7100 [ 79.280055][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fdd960 x27: 0000000000000001 [ 79.281283][ T7120] x26: 0000000000000000 x25: 1fffe0001cbfbb2c x24: ffff0000e5fdd938 [ 79.282471][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.283667][ T7120] x20: ffff0000e16ca068 x19: ffff0000e16ca000 x18: 1fffe0003377d090 [ 79.284961][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.286167][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.287441][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.288708][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 79.289973][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 79.291223][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.292427][ T7120] Call trace: [ 79.292916][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.293910][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.294699][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.295640][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.296537][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.297338][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.298060][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.298809][ T7120] iput+0x36c/0xfdc [ 79.299382][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.300127][ T7120] __dentry_kill+0x170/0x594 [ 79.300871][ T7120] shrink_kill+0xd4/0x2cc [ 79.301507][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.302254][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.303036][ T7120] do_one_tree+0x30/0xf4 [ 79.303720][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.304548][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.305376][ T7120] kill_block_super+0x44/0x90 [ 79.306124][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.306807][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.307681][ T7120] deactivate_super+0xe0/0x100 [ 79.308410][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.309106][ T7120] __cleanup_mnt+0x20/0x30 [ 79.309782][ T7120] task_work_run+0x1dc/0x260 [ 79.310488][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.311283][ T7120] el0_svc+0x17c/0x26c [ 79.311897][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.312627][ T7120] el0t_64_sync+0x198/0x19c [ 79.313296][ T7120] irq event stamp: 401206 [ 79.314033][ T7120] hardirqs last enabled at (401205): [] irqentry_exit+0x1b4/0x2f4 [ 79.315492][ T7120] hardirqs last disabled at (401206): [] el1_brk64+0x20/0x54 [ 79.316855][ T7120] softirqs last enabled at (401198): [] local_bh_enable+0x10/0x34 [ 79.318289][ T7120] softirqs last disabled at (401196): [] local_bh_disable+0x10/0x34 [ 79.319729][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 79.355321][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.355419][ T7120] ------------[ cut here ]------------ [ 79.355423][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 79.360375][ T7120] Modules linked in: [ 79.360995][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.362586][ T7120] Tainted: [W]=WARN [ 79.363159][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.364718][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.365913][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.366962][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.367996][ T7120] sp : ffff80009d2d7100 [ 79.368644][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fc82c0 x27: 0000000000000001 [ 79.369896][ T7120] x26: 0000000000000000 x25: 1fffe0001cbf9058 x24: ffff0000e5fc8298 [ 79.371129][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.372381][ T7120] x20: ffff0000d86da068 x19: ffff0000d86da000 x18: 1fffe0003377d090 [ 79.373606][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.374858][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.376065][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.377319][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 79.378596][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 79.379823][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.381141][ T7120] Call trace: [ 79.381596][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.382604][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.383419][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.384283][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.385163][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.385968][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.386695][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.387481][ T7120] iput+0x36c/0xfdc [ 79.388046][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.388856][ T7120] __dentry_kill+0x170/0x594 [ 79.389573][ T7120] shrink_kill+0xd4/0x2cc [ 79.390218][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.391017][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.391767][ T7120] do_one_tree+0x30/0xf4 [ 79.392424][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.393238][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.394070][ T7120] kill_block_super+0x44/0x90 [ 79.394720][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.395415][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.396199][ T7120] deactivate_super+0xe0/0x100 [ 79.396884][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.397519][ T7120] __cleanup_mnt+0x20/0x30 [ 79.398145][ T7120] task_work_run+0x1dc/0x260 [ 79.398849][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.399708][ T7120] el0_svc+0x17c/0x26c [ 79.400316][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.401168][ T7120] el0t_64_sync+0x198/0x19c [ 79.401891][ T7120] irq event stamp: 407230 [ 79.402589][ T7120] hardirqs last enabled at (407229): [] irqentry_exit+0x1b4/0x2f4 [ 79.404132][ T7120] hardirqs last disabled at (407230): [] el1_brk64+0x20/0x54 [ 79.405578][ T7120] softirqs last enabled at (407222): [] local_bh_enable+0x10/0x34 [ 79.407108][ T7120] softirqs last disabled at (407220): [] local_bh_disable+0x10/0x34 [ 79.408640][ T7120] ---[ end trace 0000000000000000 ]--- [ 79.474078][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.476163][ T7120] ------------[ cut here ]------------ [ 79.476170][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 79.478655][ T7120] Modules linked in: [ 79.479216][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.480851][ T7120] Tainted: [W]=WARN [ 79.481400][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.482872][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.484030][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.484973][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.485929][ T7120] sp : ffff80009d2d7100 [ 79.486529][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5c46300 x27: 0000000000000001 [ 79.487747][ T7120] x26: 0000000000000000 x25: 1fffe0001cb88c60 x24: ffff0000e5c462d8 [ 79.488938][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.490113][ T7120] x20: ffff0000dbb32068 x19: ffff0000dbb32000 x18: 1fffe00033781890 [ 79.491371][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.492639][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.493887][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.495185][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 79.496428][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 79.497750][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.498907][ T7120] Call trace: [ 79.499407][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.500389][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.501169][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.502082][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.502943][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.503781][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.504480][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.505202][ T7120] iput+0x36c/0xfdc [ 79.505797][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.506520][ T7120] __dentry_kill+0x170/0x594 [ 79.507247][ T7120] shrink_kill+0xd4/0x2cc [ 79.507870][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.508592][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.509371][ T7120] do_one_tree+0x30/0xf4 [ 79.510051][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.510888][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.511725][ T7120] kill_block_super+0x44/0x90 [ 79.512530][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.513187][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.514046][ T7120] deactivate_super+0xe0/0x100 [ 79.514798][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.515492][ T7120] __cleanup_mnt+0x20/0x30 [ 79.516160][ T7120] task_work_run+0x1dc/0x260 [ 79.516906][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.517712][ T7120] el0_svc+0x17c/0x26c [ 79.518304][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.519080][ T7120] el0t_64_sync+0x198/0x19c [ 79.519755][ T7120] irq event stamp: 413948 [ 79.520426][ T7120] hardirqs last enabled at (413947): [] finish_lock_switch+0xb0/0x1c0 [ 79.521825][ T7120] hardirqs last disabled at (413948): [] el1_brk64+0x20/0x54 [ 79.523113][ T7120] softirqs last enabled at (413938): [] local_bh_enable+0x10/0x34 [ 79.524702][ T7120] softirqs last disabled at (413936): [] local_bh_disable+0x10/0x34 [ 79.526291][ T7120] ---[ end trace 0000000000000000 ]--- [ 79.556275][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.558330][ T7120] ------------[ cut here ]------------ [ 79.558338][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 79.561104][ T7120] Modules linked in: [ 79.561740][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.563402][ T7120] Tainted: [W]=WARN [ 79.563995][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.565551][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.566709][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.567724][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.568747][ T7120] sp : ffff80009d2d7100 [ 79.569362][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e38c60 x27: 0000000000000001 [ 79.570613][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc718c x24: ffff0000e5e38c38 [ 79.571869][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.573114][ T7120] x20: ffff0000da70c068 x19: ffff0000da70c000 x18: 1fffe00033781890 [ 79.574365][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.575618][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.576861][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.578104][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 79.579325][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 79.580553][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.581804][ T7120] Call trace: [ 79.582276][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.583293][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.584198][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.585216][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.586192][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.587095][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.587905][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.588736][ T7120] iput+0x36c/0xfdc [ 79.589353][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.590146][ T7120] __dentry_kill+0x170/0x594 [ 79.590865][ T7120] shrink_kill+0xd4/0x2cc [ 79.591533][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.592312][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.593088][ T7120] do_one_tree+0x30/0xf4 [ 79.593740][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.594589][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.595388][ T7120] kill_block_super+0x44/0x90 [ 79.596180][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.596859][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.597740][ T7120] deactivate_super+0xe0/0x100 [ 79.598469][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.599188][ T7120] __cleanup_mnt+0x20/0x30 [ 79.599883][ T7120] task_work_run+0x1dc/0x260 [ 79.600562][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.601464][ T7120] el0_svc+0x17c/0x26c [ 79.602076][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.602860][ T7120] el0t_64_sync+0x198/0x19c [ 79.603545][ T7120] irq event stamp: 419006 [ 79.604222][ T7120] hardirqs last enabled at (419005): [] finish_lock_switch+0xb0/0x1c0 [ 79.605696][ T7120] hardirqs last disabled at (419006): [] el1_brk64+0x20/0x54 [ 79.607065][ T7120] softirqs last enabled at (418996): [] local_bh_enable+0x10/0x34 [ 79.608503][ T7120] softirqs last disabled at (418994): [] local_bh_disable+0x10/0x34 [ 79.609934][ T7120] ---[ end trace 0000000000000000 ]--- [ 79.655619][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.657579][ T7120] ------------[ cut here ]------------ [ 79.657586][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 79.660138][ T7120] Modules linked in: [ 79.660774][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.662366][ T7120] Tainted: [W]=WARN [ 79.662937][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.664365][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.665494][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.666481][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.667523][ T7120] sp : ffff80009d2d7100 [ 79.668168][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fca940 x27: 0000000000000001 [ 79.669394][ T7120] x26: 0000000000000000 x25: 1fffe0001cbf9528 x24: ffff0000e5fca918 [ 79.670646][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.671879][ T7120] x20: ffff0000dcab8068 x19: ffff0000dcab8000 x18: 1fffe00033781890 [ 79.673106][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.674350][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.675569][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.676837][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 79.678116][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 79.679332][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.680504][ T7120] Call trace: [ 79.680993][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.681985][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.682815][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.683757][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.684583][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.685413][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.686115][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.686885][ T7120] iput+0x36c/0xfdc [ 79.687424][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.688229][ T7120] __dentry_kill+0x170/0x594 [ 79.688951][ T7120] shrink_kill+0xd4/0x2cc [ 79.689635][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.690361][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.691115][ T7120] do_one_tree+0x30/0xf4 [ 79.691745][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.692556][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.693347][ T7120] kill_block_super+0x44/0x90 [ 79.694108][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.694744][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.695638][ T7120] deactivate_super+0xe0/0x100 [ 79.696356][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.697028][ T7120] __cleanup_mnt+0x20/0x30 [ 79.697694][ T7120] task_work_run+0x1dc/0x260 [ 79.698426][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.699270][ T7120] el0_svc+0x17c/0x26c [ 79.699917][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.700688][ T7120] el0t_64_sync+0x198/0x19c [ 79.701405][ T7120] irq event stamp: 424474 [ 79.702114][ T7120] hardirqs last enabled at (424473): [] finish_lock_switch+0xb0/0x1c0 [ 79.703710][ T7120] hardirqs last disabled at (424474): [] el1_brk64+0x20/0x54 [ 79.705157][ T7120] softirqs last enabled at (424464): [] local_bh_enable+0x10/0x34 [ 79.706680][ T7120] softirqs last disabled at (424462): [] local_bh_disable+0x10/0x34 [ 79.708159][ T7120] ---[ end trace 0000000000000000 ]--- [ 79.750533][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.752555][ T7120] ------------[ cut here ]------------ [ 79.752562][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 79.755116][ T7120] Modules linked in: [ 79.755668][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.757274][ T7120] Tainted: [W]=WARN [ 79.757856][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.759379][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.760469][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.761499][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.762459][ T7120] sp : ffff80009d2d7100 [ 79.763080][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fccfc0 x27: 0000000000000001 [ 79.764277][ T7120] x26: 0000000000000000 x25: 1fffe0001cbf99f8 x24: ffff0000e5fccf98 [ 79.765521][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.766731][ T7120] x20: ffff0000ce764068 x19: ffff0000ce764000 x18: 1fffe00033781890 [ 79.768078][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.769338][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.770537][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.771830][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 79.773007][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 79.774265][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.775508][ T7120] Call trace: [ 79.776039][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.777025][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.777805][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.778682][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.779590][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.780401][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.781110][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.781926][ T7120] iput+0x36c/0xfdc [ 79.782512][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.783305][ T7120] __dentry_kill+0x170/0x594 [ 79.784034][ T7120] shrink_kill+0xd4/0x2cc [ 79.784693][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.785459][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.786203][ T7120] do_one_tree+0x30/0xf4 [ 79.786896][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.787729][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.788559][ T7120] kill_block_super+0x44/0x90 [ 79.789305][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.789973][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.790822][ T7120] deactivate_super+0xe0/0x100 [ 79.791530][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.792267][ T7120] __cleanup_mnt+0x20/0x30 [ 79.792967][ T7120] task_work_run+0x1dc/0x260 [ 79.793713][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.794529][ T7120] el0_svc+0x17c/0x26c [ 79.795237][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.795988][ T7120] el0t_64_sync+0x198/0x19c [ 79.796715][ T7120] irq event stamp: 430022 [ 79.797377][ T7120] hardirqs last enabled at (430021): [] finish_lock_switch+0xb0/0x1c0 [ 79.798950][ T7120] hardirqs last disabled at (430022): [] el1_brk64+0x20/0x54 [ 79.800368][ T7120] softirqs last enabled at (430012): [] local_bh_enable+0x10/0x34 [ 79.801756][ T7120] softirqs last disabled at (430010): [] local_bh_disable+0x10/0x34 [ 79.803199][ T7120] ---[ end trace 0000000000000000 ]--- [ 79.830797][ T7420] set_capacity_and_notify: 38 callbacks suppressed [ 79.832850][ T7420] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 79.853087][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.853174][ T7120] ------------[ cut here ]------------ [ 79.853178][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 79.858231][ T7120] Modules linked in: [ 79.858820][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.860394][ T7120] Tainted: [W]=WARN [ 79.861004][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.862557][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.863751][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.864713][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.865721][ T7120] sp : ffff80009d2d7100 [ 79.866342][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e87640 x27: 0000000000000001 [ 79.867584][ T7120] x26: 0000000000000000 x25: 1fffe0001cbd0ec8 x24: ffff0000e5e87618 [ 79.868765][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.869944][ T7120] x20: ffff0000dcd2a068 x19: ffff0000dcd2a000 x18: 1fffe00033781890 [ 79.871170][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.872446][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.873615][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.874818][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 79.876058][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 79.877265][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.878478][ T7120] Call trace: [ 79.878954][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.879935][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.880720][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.881585][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.882423][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.883231][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.883992][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.884761][ T7120] iput+0x36c/0xfdc [ 79.885438][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.886214][ T7120] __dentry_kill+0x170/0x594 [ 79.886914][ T7120] shrink_kill+0xd4/0x2cc [ 79.887589][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.888355][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.889201][ T7120] do_one_tree+0x30/0xf4 [ 79.889914][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.890788][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.891662][ T7120] kill_block_super+0x44/0x90 [ 79.892417][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.893063][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.893874][ T7120] deactivate_super+0xe0/0x100 [ 79.894558][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.895205][ T7120] __cleanup_mnt+0x20/0x30 [ 79.895906][ T7120] task_work_run+0x1dc/0x260 [ 79.896596][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.897390][ T7120] el0_svc+0x17c/0x26c [ 79.897991][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.898804][ T7120] el0t_64_sync+0x198/0x19c [ 79.899481][ T7120] irq event stamp: 435974 [ 79.900158][ T7120] hardirqs last enabled at (435973): [] irqentry_exit+0x1b4/0x2f4 [ 79.901637][ T7120] hardirqs last disabled at (435974): [] el1_brk64+0x20/0x54 [ 79.902980][ T7120] softirqs last enabled at (435966): [] local_bh_enable+0x10/0x34 [ 79.904390][ T7120] softirqs last disabled at (435964): [] local_bh_disable+0x10/0x34 [ 79.905789][ T7120] ---[ end trace 0000000000000000 ]--- [ 79.920247][ T7424] loop0: detected capacity change from 0 to 1024 [ 79.952724][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umou ** replaying previous printk message ** [ 79.952724][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 79.954430][ T7120] ------------[ cut here ]------------ [ 79.954437][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 79.959221][ T7120] Modules linked in: [ 79.959797][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.961412][ T7120] Tainted: [W]=WARN [ 79.961985][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.963546][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.964638][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.965679][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 79.966696][ T7120] sp : ffff80009d2d7100 [ 79.967345][ T7120] x29: ffff80009d2d7260 x28: ffff0000e1154620 x27: 0000000000000001 [ 79.968532][ T7120] x26: 0000000000000000 x25: 1fffe0001c22a8c4 x24: ffff0000e11545f8 [ 79.969744][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 79.970905][ T7120] x20: ffff0000de178068 x19: ffff0000de178000 x18: 1fffe00033781890 [ 79.972121][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 79.973370][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 79.974546][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 79.975811][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 79.977043][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 79.978236][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.979473][ T7120] Call trace: [ 79.979981][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 79.980981][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 79.981790][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 79.982724][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.983579][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 79.984445][ T7120] ext4_dirty_inode+0xd4/0x104 [ 79.985199][ T7120] __mark_inode_dirty+0x358/0x15bc [ 79.985963][ T7120] iput+0x36c/0xfdc [ 79.986525][ T7120] dentry_unlink_inode+0x384/0x45c [ 79.987317][ T7120] __dentry_kill+0x170/0x594 [ 79.988005][ T7120] shrink_kill+0xd4/0x2cc [ 79.988668][ T7120] shrink_dentry_list+0x31c/0x6cc [ 79.989398][ T7120] shrink_dcache_tree+0xc0/0x290 [ 79.990157][ T7120] do_one_tree+0x30/0xf4 [ 79.990785][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 79.991590][ T7120] generic_shutdown_super+0x68/0x2b8 [ 79.992377][ T7120] kill_block_super+0x44/0x90 [ 79.993087][ T7120] ext4_kill_sb+0x68/0xa4 [ 79.993757][ T7120] deactivate_locked_super+0xc4/0x12c [ 79.994579][ T7120] deactivate_super+0xe0/0x100 [ 79.995292][ T7120] cleanup_mnt+0x31c/0x3ac [ 79.995965][ T7120] __cleanup_mnt+0x20/0x30 [ 79.996631][ T7120] task_work_run+0x1dc/0x260 [ 79.997351][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 79.998169][ T7120] el0_svc+0x17c/0x26c [ 79.998741][ T7120] el0t_64_sync_handler+0x84/0x12c [ 79.999482][ T7120] el0t_64_sync+0x198/0x19c [ 80.000160][ T7120] irq event stamp: 441388 [ 80.000842][ T7120] hardirqs last enabled at (441387): [] finish_lock_switch+0xb0/0x1c0 [ 80.002338][ T7120] hardirqs last disabled at (441388): [] el1_brk64+0x20/0x54 [ 80.003663][ T7120] softirqs last enabled at (441378): [] local_bh_enable+0x10/0x34 [ 80.005135][ T7120] softirqs last disabled at (441376): [] local_bh_disable+0x10/0x34 [ 80.006644][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.022358][ T7428] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.045281][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.045371][ T7120] ------------[ cut here ]------------ [ 80.045375][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 80.050405][ T7120] Modules linked in: [ 80.051010][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.052541][ T7120] Tainted: [W]=WARN [ 80.053082][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.054586][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.055873][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.056870][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.057963][ T7120] sp : ffff80009d2d7100 [ 80.058611][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fcf640 x27: 0000000000000001 [ 80.059778][ T7120] x26: 0000000000000000 x25: 1fffe0001cbf9ec8 x24: ffff0000e5fcf618 [ 80.060991][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.062192][ T7120] x20: ffff0000ceb18068 x19: ffff0000ceb18000 x18: 1fffe00033781890 [ 80.063459][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.064717][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.065933][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.067178][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 80.068436][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 80.069666][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.070885][ T7120] Call trace: [ 80.071383][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.072372][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.073230][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.074170][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.075015][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.075852][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.076571][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.077343][ T7120] iput+0x36c/0xfdc [ 80.077973][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.078765][ T7120] __dentry_kill+0x170/0x594 [ 80.079411][ T7120] shrink_kill+0xd4/0x2cc [ 80.080138][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.080940][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.081687][ T7120] do_one_tree+0x30/0xf4 [ 80.082392][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.083231][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.084041][ T7120] kill_block_super+0x44/0x90 [ 80.084797][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.085484][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.086267][ T7120] deactivate_super+0xe0/0x100 [ 80.086977][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.087626][ T7120] __cleanup_mnt+0x20/0x30 [ 80.088317][ T7120] task_work_run+0x1dc/0x260 [ 80.089002][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.089832][ T7120] el0_svc+0x17c/0x26c [ 80.090443][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.091184][ T7120] el0t_64_sync+0x198/0x19c [ 80.091855][ T7120] irq event stamp: 446800 [ 80.092517][ T7120] hardirqs last enabled at (446799): [] irqentry_exit+0x1b4/0x2f4 [ 80.093980][ T7120] hardirqs last disabled at (446800): [] el1_brk64+0x20/0x54 [ 80.095300][ T7120] softirqs last enabled at (446792): [] local_bh_enable+0x10/0x34 [ 80.096792][ T7120] softirqs last disabled at (446790): [] local_bh_disable+0x10/0x34 [ 80.098197][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.115666][ T7432] loop0: detected capacity change from 0 to 1024 [ 80.150171][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.150260][ T7120] ------------[ cut here ]------------ [ 80.150265][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 80.154435][ T7120] Modules linked in: [ 80.155076][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.156681][ T7120] Tainted: [W]=WARN [ 80.157185][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.158659][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.159868][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.160876][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.161844][ T7120] sp : ffff80009d2d7100 [ 80.162437][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e282c0 x27: 0000000000000001 [ 80.163606][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c5058 x24: ffff0000f8e28298 [ 80.164896][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.166131][ T7120] x20: ffff0000d5712068 x19: ffff0000d5712000 x18: 1fffe00033781890 [ 80.167341][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.168528][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.169778][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.171051][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 80.172233][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 80.173456][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.174724][ T7120] Call trace: [ 80.175219][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.176147][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.176918][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.177719][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.178557][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.179376][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.180073][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.180830][ T7120] iput+0x36c/0xfdc [ 80.181395][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.182194][ T7120] __dentry_kill+0x170/0x594 [ 80.182887][ T7120] shrink_kill+0xd4/0x2cc [ 80.183520][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.184279][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.185000][ T7120] do_one_tree+0x30/0xf4 [ 80.185656][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.186464][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.187234][ T7120] kill_block_super+0x44/0x90 [ 80.187941][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.188569][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.189378][ T7120] deactivate_super+0xe0/0x100 [ 80.190087][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.190732][ T7120] __cleanup_mnt+0x20/0x30 [ 80.191402][ T7120] task_work_run+0x1dc/0x260 [ 80.192145][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.192976][ T7120] el0_svc+0x17c/0x26c [ 80.193553][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.194336][ T7120] el0t_64_sync+0x198/0x19c [ 80.194989][ T7120] irq event stamp: 453346 [ 80.195608][ T7120] hardirqs last enabled at (453345): [] irqentry_exit+0x1b4/0x2f4 [ 80.196967][ T7120] hardirqs last disabled at (453346): [] el1_brk64+0x20/0x54 [ 80.198347][ T7120] softirqs last enabled at (453338): [] local_bh_enable+0x10/0x34 [ 80.199843][ T7120] softirqs last disabled at (453336): [] local_bh_disable+0x10/0x34 [ 80.201258][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.218572][ T7436] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.241008][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.241101][ T7120] ------------[ cut here ]------------ [ 80.241105][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 80.246096][ T7120] Modules linked in: [ 80.246731][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.248299][ T7120] Tainted: [W]=WARN [ 80.248887][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.250473][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.251712][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.252703][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.253687][ T7120] sp : ffff80009d2d7100 [ 80.254337][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e2bc80 x27: 0000000000000001 [ 80.255613][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c5790 x24: ffff0000f8e2bc58 [ 80.256886][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.258084][ T7120] x20: ffff0000cf43a068 x19: ffff0000cf43a000 x18: 1fffe00033781890 [ 80.259336][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.260490][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.261769][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.263028][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 80.264228][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 80.265386][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.266628][ T7120] Call trace: [ 80.267120][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.268088][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.268892][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.269824][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.270683][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.271508][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.272268][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.273066][ T7120] iput+0x36c/0xfdc [ 80.273649][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.274393][ T7120] __dentry_kill+0x170/0x594 [ 80.275080][ T7120] shrink_kill+0xd4/0x2cc [ 80.275685][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.276445][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.277227][ T7120] do_one_tree+0x30/0xf4 [ 80.277888][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.278685][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.279498][ T7120] kill_block_super+0x44/0x90 [ 80.280160][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.280867][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.281673][ T7120] deactivate_super+0xe0/0x100 [ 80.282354][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.283026][ T7120] __cleanup_mnt+0x20/0x30 [ 80.283718][ T7120] task_work_run+0x1dc/0x260 [ 80.284422][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.285294][ T7120] el0_svc+0x17c/0x26c [ 80.285918][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.286720][ T7120] el0t_64_sync+0x198/0x19c [ 80.287380][ T7120] irq event stamp: 459854 [ 80.288060][ T7120] hardirqs last enabled at (459853): [] irqentry_exit+0x1b4/0x2f4 [ 80.289530][ T7120] hardirqs last disabled at (459854): [] el1_brk64+0x20/0x54 [ 80.290915][ T7120] softirqs last enabled at (459846): [] local_bh_enable+0x10/0x34 [ 80.292344][ T7120] softirqs last disabled at (459844): [] local_bh_disable+0x10/0x34 [ 80.293797][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.316288][ T7440] loop0: detected capacity change from 0 to 1024 [ 80.348048][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.350501][ T7120] ------------[ cut here ]------------ [ 80.350508][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 80.353093][ T7120] Modules linked in: [ 80.353719][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.355338][ T7120] Tainted: [W]=WARN [ 80.355948][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.357500][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.358728][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.359785][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.360815][ T7120] sp : ffff80009d2d7100 [ 80.361443][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e51600 x27: 0000000000000001 [ 80.362687][ T7120] x26: 0000000000000000 x25: 1fffe0001cbca2c0 x24: ffff0000e5e515d8 [ 80.363916][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.365196][ T7120] x20: ffff0000d23b0068 x19: ffff0000d23b0000 x18: 1fffe0003377d090 [ 80.366482][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.367678][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.368919][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.370153][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 80.371394][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 80.372607][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.373851][ T7120] Call trace: [ 80.374308][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.375315][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.376126][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.377058][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.377897][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.378707][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.379422][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.380211][ T7120] iput+0x36c/0xfdc [ 80.380810][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.381590][ T7120] __dentry_kill+0x170/0x594 [ 80.382297][ T7120] shrink_kill+0xd4/0x2cc [ 80.382992][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.383780][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.384578][ T7120] do_one_tree+0x30/0xf4 [ 80.385200][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.386100][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.386914][ T7120] kill_block_super+0x44/0x90 [ 80.387588][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.388238][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.389121][ T7120] deactivate_super+0xe0/0x100 [ 80.389827][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.390418][ T7120] __cleanup_mnt+0x20/0x30 [ 80.391023][ T7120] task_work_run+0x1dc/0x260 [ 80.391686][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.392572][ T7120] el0_svc+0x17c/0x26c [ 80.393159][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.394013][ T7120] el0t_64_sync+0x198/0x19c [ 80.394703][ T7120] irq event stamp: 465272 [ 80.395358][ T7120] hardirqs last enabled at (465271): [] finish_lock_switch+0xb0/0x1c0 [ 80.396893][ T7120] hardirqs last disabled at (465272): [] el1_brk64+0x20/0x54 [ 80.398296][ T7120] softirqs last enabled at (465262): [] local_bh_enable+0x10/0x34 [ 80.399755][ T7120] softirqs last disabled at (465260): [] local_bh_disable+0x10/0x34 [ 80.401179][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.419693][ T7444] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.463303][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.463388][ T7120] ------------[ cut here ]------------ [ 80.463392][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 80.468390][ T7120] Modules linked in: [ 80.469048][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.470656][ T7120] Tainted: [W]=WARN [ 80.471263][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.472834][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.474084][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.475173][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.476217][ T7120] sp : ffff80009d2d7100 [ 80.476862][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e74620 x27: 0000000000000001 [ 80.478204][ T7120] x26: 0000000000000000 x25: 1fffe0001cbce8c4 x24: ffff0000e5e745f8 [ 80.479468][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.480702][ T7120] x20: ffff0000d6fcc068 x19: ffff0000d6fcc000 x18: 1fffe0003377d090 [ 80.481994][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.483253][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.484505][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.485744][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 80.486967][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 80.488180][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.489329][ T7120] Call trace: [ 80.489813][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.490771][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.491573][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.492478][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.493304][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.494144][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.494862][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.495617][ T7120] iput+0x36c/0xfdc [ 80.496175][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.497000][ T7120] __dentry_kill+0x170/0x594 [ 80.497657][ T7120] shrink_kill+0xd4/0x2cc [ 80.498321][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.499047][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.499828][ T7120] do_one_tree+0x30/0xf4 [ 80.500512][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.501315][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.502116][ T7120] kill_block_super+0x44/0x90 [ 80.502825][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.503522][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.504392][ T7120] deactivate_super+0xe0/0x100 [ 80.505161][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.505825][ T7120] __cleanup_mnt+0x20/0x30 [ 80.506519][ T7120] task_work_run+0x1dc/0x260 [ 80.507221][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.508069][ T7120] el0_svc+0x17c/0x26c [ 80.508663][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.509445][ T7120] el0t_64_sync+0x198/0x19c [ 80.510133][ T7120] irq event stamp: 470782 [ 80.510808][ T7120] hardirqs last enabled at (470781): [] irqentry_exit+0x1b4/0x2f4 [ 80.512266][ T7120] hardirqs last disabled at (470782): [] el1_brk64+0x20/0x54 [ 80.513688][ T7120] softirqs last enabled at (470774): [] local_bh_enable+0x10/0x34 [ 80.515130][ T7120] softirqs last disabled at (470772): [] local_bh_disable+0x10/0x34 [ 80.516565][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.535808][ T7448] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.551568][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.551666][ T7120] ------------[ cut here ]------------ [ 80.551670][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 80.556749][ T7120] Modules linked in: [ 80.557368][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.559018][ T7120] Tainted: [W]=WARN [ 80.559676][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.561244][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.562427][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.563385][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.564398][ T7120] sp : ffff80009d2d7100 [ 80.565049][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e71fa0 x27: 0000000000000001 [ 80.566272][ T7120] x26: 0000000000000000 x25: 1fffe0001cbce3f4 x24: ffff0000e5e71f78 [ 80.567531][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.568709][ T7120] x20: ffff0000da68c068 x19: ffff0000da68c000 x18: 1fffe0003377d090 [ 80.569956][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.571188][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.572475][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.573751][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 80.574999][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 80.576244][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.577483][ T7120] Call trace: [ 80.577978][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.578997][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.579807][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.580648][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.581596][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.582523][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.583329][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.584149][ T7120] iput+0x36c/0xfdc [ 80.584763][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.585586][ T7120] __dentry_kill+0x170/0x594 [ 80.586352][ T7120] shrink_kill+0xd4/0x2cc [ 80.587044][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.587844][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.588620][ T7120] do_one_tree+0x30/0xf4 [ 80.589261][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.590200][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.591126][ T7120] kill_block_super+0x44/0x90 [ 80.591938][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.592705][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.593576][ T7120] deactivate_super+0xe0/0x100 [ 80.594332][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.595084][ T7120] __cleanup_mnt+0x20/0x30 [ 80.595774][ T7120] task_work_run+0x1dc/0x260 [ 80.596508][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.597347][ T7120] el0_svc+0x17c/0x26c [ 80.597993][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.598772][ T7120] el0t_64_sync+0x198/0x19c [ 80.599473][ T7120] irq event stamp: 476908 [ 80.600172][ T7120] hardirqs last enabled at (476907): [] irqentry_exit+0x1b4/0x2f4 [ 80.601802][ T7120] hardirqs last disabled at (476908): [] el1_brk64+0x20/0x54 [ 80.603254][ T7120] softirqs last enabled at (476900): [] local_bh_enable+0x10/0x34 [ 80.604763][ T7120] softirqs last disabled at (476898): [] local_bh_disable+0x10/0x34 [ 80.606231][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.629551][ T7452] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.655095][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.655189][ T7120] ------------[ cut here ]------------ [ 80.655193][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 80.660159][ T7120] Modules linked in: [ 80.660782][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.662444][ T7120] Tainted: [W]=WARN [ 80.663000][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.664702][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.665923][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.666943][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.667887][ T7120] sp : ffff80009d2d7100 [ 80.668538][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e52940 x27: 0000000000000001 [ 80.669841][ T7120] x26: 0000000000000000 x25: 1fffe0001cbca528 x24: ffff0000e5e52918 [ 80.671063][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.672324][ T7120] x20: ffff0000da150068 x19: ffff0000da150000 x18: 1fffe0003377d090 [ 80.673496][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.674694][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.675897][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.677128][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 80.678386][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 80.679618][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.680884][ T7120] Call trace: [ 80.681365][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.682381][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.683171][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.684141][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.684962][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.685777][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.686469][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.687256][ T7120] iput+0x36c/0xfdc [ 80.687853][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.688699][ T7120] __dentry_kill+0x170/0x594 [ 80.689352][ T7120] shrink_kill+0xd4/0x2cc [ 80.689981][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.690743][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.691507][ T7120] do_one_tree+0x30/0xf4 [ 80.692177][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.692977][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.693863][ T7120] kill_block_super+0x44/0x90 [ 80.694575][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.695192][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.696027][ T7120] deactivate_super+0xe0/0x100 [ 80.696782][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.697415][ T7120] __cleanup_mnt+0x20/0x30 [ 80.698055][ T7120] task_work_run+0x1dc/0x260 [ 80.698720][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.699509][ T7120] el0_svc+0x17c/0x26c [ 80.700123][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.700914][ T7120] el0t_64_sync+0x198/0x19c [ 80.701661][ T7120] irq event stamp: 481678 [ 80.702296][ T7120] hardirqs last enabled at (481677): [] irqentry_exit+0x1b4/0x2f4 [ 80.703720][ T7120] hardirqs last disabled at (481678): [] el1_brk64+0x20/0x54 [ 80.705068][ T7120] softirqs last enabled at (481670): [] local_bh_enable+0x10/0x34 [ 80.706493][ T7120] softirqs last disabled at (481668): [] local_bh_disable+0x10/0x34 [ 80.707850][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.722584][ T7456] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.764651][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.764751][ T7120] ------------[ cut here ]------------ [ 80.764755][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 80.769862][ T7120] Modules linked in: [ 80.770541][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.772219][ T7120] Tainted: [W]=WARN [ 80.772845][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.774414][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.775666][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.776674][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.777685][ T7120] sp : ffff80009d2d7100 [ 80.778334][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e54fc0 x27: 0000000000000001 [ 80.779661][ T7120] x26: 0000000000000000 x25: 1fffe0001cbca9f8 x24: ffff0000e5e54f98 [ 80.781018][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.782379][ T7120] x20: ffff0000d98fa068 x19: ffff0000d98fa000 x18: 1fffe0003377d090 [ 80.783666][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.784850][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.786164][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.787435][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 80.788646][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 80.789902][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.791202][ T7120] Call trace: [ 80.791681][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.792675][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.793502][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.794378][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.795230][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.796069][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.796839][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.797650][ T7120] iput+0x36c/0xfdc [ 80.798217][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.799052][ T7120] __dentry_kill+0x170/0x594 [ 80.799749][ T7120] shrink_kill+0xd4/0x2cc [ 80.800406][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.801146][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.801915][ T7120] do_one_tree+0x30/0xf4 [ 80.802565][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.803348][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.804174][ T7120] kill_block_super+0x44/0x90 [ 80.804890][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.805573][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.806476][ T7120] deactivate_super+0xe0/0x100 [ 80.807213][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.807860][ T7120] __cleanup_mnt+0x20/0x30 [ 80.808556][ T7120] task_work_run+0x1dc/0x260 [ 80.809303][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.810117][ T7120] el0_svc+0x17c/0x26c [ 80.810738][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.811604][ T7120] el0t_64_sync+0x198/0x19c [ 80.812304][ T7120] irq event stamp: 486840 [ 80.812977][ T7120] hardirqs last enabled at (486839): [] irqentry_exit+0x1b4/0x2f4 [ 80.814362][ T7120] hardirqs last disabled at (486840): [] el1_brk64+0x20/0x54 [ 80.815692][ T7120] softirqs last enabled at (486832): [] local_bh_enable+0x10/0x34 [ 80.817092][ T7120] softirqs last disabled at (486830): [] local_bh_disable+0x10/0x34 [ 80.818593][ T7120] ---[ end trace 0000000000000000 ]--- 1970/01/01 00:01:20 executed programs: 61 [ ** replaying previous printk message ** [ 80.856087][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.856183][ T7120] ------------[ cut here ]------------ [ 80.856187][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 80.861316][ T7120] Modules linked in: [ 80.861954][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.863538][ T7120] Tainted: [W]=WARN [ 80.864164][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.865737][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.866929][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.867928][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.868856][ T7120] sp : ffff80009d2d7100 [ 80.869485][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e302c0 x27: 0000000000000001 [ 80.870774][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c6058 x24: ffff0000f8e30298 [ 80.872017][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.873219][ T7120] x20: ffff0000ca2d8068 x19: ffff0000ca2d8000 x18: 1fffe0003377d090 [ 80.874435][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.875641][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.876799][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.878021][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 80.879271][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 80.880525][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.881804][ T7120] Call trace: [ 80.882329][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.883287][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.884073][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.884943][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.885792][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.886580][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.887281][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.888030][ T7120] iput+0x36c/0xfdc [ 80.888574][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.889356][ T7120] __dentry_kill+0x170/0x594 [ 80.890060][ T7120] shrink_kill+0xd4/0x2cc [ 80.890706][ T7120] shrink_dentry_list+0x31c/0x6cc [ 80.891468][ T7120] shrink_dcache_tree+0xc0/0x290 [ 80.892248][ T7120] do_one_tree+0x30/0xf4 [ 80.892920][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 80.893755][ T7120] generic_shutdown_super+0x68/0x2b8 [ 80.894603][ T7120] kill_block_super+0x44/0x90 [ 80.895353][ T7120] ext4_kill_sb+0x68/0xa4 [ 80.896042][ T7120] deactivate_locked_super+0xc4/0x12c [ 80.896869][ T7120] deactivate_super+0xe0/0x100 [ 80.897637][ T7120] cleanup_mnt+0x31c/0x3ac [ 80.898335][ T7120] __cleanup_mnt+0x20/0x30 [ 80.899046][ T7120] task_work_run+0x1dc/0x260 [ 80.899768][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 80.900578][ T7120] el0_svc+0x17c/0x26c [ 80.901235][ T7120] el0t_64_sync_handler+0x84/0x12c [ 80.902037][ T7120] el0t_64_sync+0x198/0x19c [ 80.902692][ T7120] irq event stamp: 492296 [ 80.903322][ T7120] hardirqs last enabled at (492295): [] irqentry_exit+0x1b4/0x2f4 [ 80.904821][ T7120] hardirqs last disabled at (492296): [] el1_brk64+0x20/0x54 [ 80.906164][ T7120] softirqs last enabled at (492288): [] local_bh_enable+0x10/0x34 [ 80.907607][ T7120] softirqs last disabled at (492286): [] local_bh_disable+0x10/0x34 [ 80.909075][ T7120] ---[ end trace 0000000000000000 ]--- [ 80.964651][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 80.968260][ T7120] ------------[ cut here ]------------ [ 80.968269][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 80.970910][ T7120] Modules linked in: [ 80.971546][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.973180][ T7120] Tainted: [W]=WARN [ 80.973756][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.975337][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.976472][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.977489][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 80.978447][ T7120] sp : ffff80009d2d7100 [ 80.979034][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e5c620 x27: 0000000000000001 [ 80.980293][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcb8c4 x24: ffff0000e5e5c5f8 [ 80.981492][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 80.982757][ T7120] x20: ffff0000c966c068 x19: ffff0000c966c000 x18: 1fffe00033781890 [ 80.983994][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 80.985212][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 80.986423][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 80.987667][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 80.988944][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 80.990127][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.991365][ T7120] Call trace: [ 80.991869][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 80.992881][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 80.993712][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 80.994626][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.995455][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 80.996338][ T7120] ext4_dirty_inode+0xd4/0x104 [ 80.997088][ T7120] __mark_inode_dirty+0x358/0x15bc [ 80.997908][ T7120] iput+0x36c/0xfdc [ 80.998515][ T7120] dentry_unlink_inode+0x384/0x45c [ 80.999314][ T7120] __dentry_kill+0x170/0x594 [ 81.000038][ T7120] shrink_kill+0xd4/0x2cc [ 81.000740][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.001495][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.002225][ T7120] do_one_tree+0x30/0xf4 [ 81.002892][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.003755][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.004577][ T7120] kill_block_super+0x44/0x90 [ 81.005324][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.005997][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.006813][ T7120] deactivate_super+0xe0/0x100 [ 81.007555][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.008208][ T7120] __cleanup_mnt+0x20/0x30 [ 81.008897][ T7120] task_work_run+0x1dc/0x260 [ 81.009841][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.010663][ T7120] el0_svc+0x17c/0x26c [ 81.011321][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.012151][ T7120] el0t_64_sync+0x198/0x19c [ 81.012842][ T7120] irq event stamp: 497150 [ 81.013447][ T7120] hardirqs last enabled at (497149): [] finish_lock_switch+0xb0/0x1c0 [ 81.014907][ T7120] hardirqs last disabled at (497150): [] el1_brk64+0x20/0x54 [ 81.016305][ T7120] softirqs last enabled at (497140): [] local_bh_enable+0x10/0x34 [ 81.017850][ T7120] softirqs last disabled at (497138): [] local_bh_disable+0x10/0x34 [ 81.019272][ T7120] ---[ end trace 0000000000000000 ]--- [ 81.068532][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.070832][ T7120] ------------[ cut here ]------------ [ 81.070837][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 81.073554][ T7120] Modules linked in: [ 81.074197][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.075824][ T7120] Tainted: [W]=WARN [ 81.076393][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.077927][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.079085][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.080048][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.081040][ T7120] sp : ffff80009d2d7100 [ 81.081684][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e59fa0 x27: 0000000000000001 [ 81.082986][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcb3f4 x24: ffff0000e5e59f78 [ 81.084145][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.085401][ T7120] x20: ffff0000d95ba068 x19: ffff0000d95ba000 x18: 1fffe0003377d090 [ 81.086687][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.087968][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.089224][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.090477][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 81.091712][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 81.092917][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.094153][ T7120] Call trace: [ 81.094622][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.095680][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.096479][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.097415][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.098292][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.099172][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.099897][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.100703][ T7120] iput+0x36c/0xfdc [ 81.101295][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.102071][ T7120] __dentry_kill+0x170/0x594 [ 81.102764][ T7120] shrink_kill+0xd4/0x2cc [ 81.103443][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.104212][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.104970][ T7120] do_one_tree+0x30/0xf4 [ 81.105626][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.106451][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.107212][ T7120] kill_block_super+0x44/0x90 [ 81.107938][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.108636][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.109426][ T7120] deactivate_super+0xe0/0x100 [ 81.110166][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.110822][ T7120] __cleanup_mnt+0x20/0x30 [ 81.111488][ T7120] task_work_run+0x1dc/0x260 [ 81.112196][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.112998][ T7120] el0_svc+0x17c/0x26c [ 81.113633][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.114412][ T7120] el0t_64_sync+0x198/0x19c [ 81.115093][ T7120] irq event stamp: 503124 [ 81.115737][ T7120] hardirqs last enabled at (503123): [] finish_lock_switch+0xb0/0x1c0 [ 81.117182][ T7120] hardirqs last disabled at (503124): [] el1_brk64+0x20/0x54 [ 81.118563][ T7120] softirqs last enabled at (503114): [] local_bh_enable+0x10/0x34 [ 81.120009][ T7120] softirqs last disabled at (503112): [] local_bh_disable+0x10/0x34 [ 81.121473][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 81.160908][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.161000][ T7120] ------------[ cut here ]------------ [ 81.161005][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 81.165996][ T7120] Modules linked in: [ 81.166602][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.168167][ T7120] Tainted: [W]=WARN [ 81.168690][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.170189][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.171408][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.172473][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.173459][ T7120] sp : ffff80009d2d7100 [ 81.174081][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e5cfc0 x27: 0000000000000001 [ 81.175299][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcb9f8 x24: ffff0000e5e5cf98 [ 81.176563][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.177761][ T7120] x20: ffff0000d4358068 x19: ffff0000d4358000 x18: 1fffe00033781890 [ 81.178979][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.180229][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.181443][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.182629][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 81.183848][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 81.185077][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.186339][ T7120] Call trace: [ 81.186824][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.187819][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.188657][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.189555][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.190474][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.191328][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.192048][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.192827][ T7120] iput+0x36c/0xfdc [ 81.193396][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.194126][ T7120] __dentry_kill+0x170/0x594 [ 81.194827][ T7120] shrink_kill+0xd4/0x2cc [ 81.195507][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.196243][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.197023][ T7120] do_one_tree+0x30/0xf4 [ 81.197666][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.198480][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.199284][ T7120] kill_block_super+0x44/0x90 [ 81.200006][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.200689][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.201610][ T7120] deactivate_super+0xe0/0x100 [ 81.202358][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.203078][ T7120] __cleanup_mnt+0x20/0x30 [ 81.203785][ T7120] task_work_run+0x1dc/0x260 [ 81.204561][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.205412][ T7120] el0_svc+0x17c/0x26c [ 81.206039][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.206839][ T7120] el0t_64_sync+0x198/0x19c [ 81.207520][ T7120] irq event stamp: 508898 [ 81.208159][ T7120] hardirqs last enabled at (508897): [] irqentry_exit+0x1b4/0x2f4 [ 81.209618][ T7120] hardirqs last disabled at (508898): [] el1_brk64+0x20/0x54 [ 81.210965][ T7120] softirqs last enabled at (508890): [] local_bh_enable+0x10/0x34 [ 81.212392][ T7120] softirqs last disabled at (508888): [] local_bh_disable+0x10/0x34 [ 81.213853][ T7120] ---[ end trace 0000000000000000 ]--- [ 81.248609][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.251069][ T7120] ------------[ cut here ]------------ [ 81.251074][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 81.253793][ T7120] Modules linked in: [ 81.254403][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.256065][ T7120] Tainted: [W]=WARN [ 81.256653][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.258158][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.259397][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.260482][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.261506][ T7120] sp : ffff80009d2d7100 [ 81.262166][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e3c620 x27: 0000000000000001 [ 81.263394][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc78c4 x24: ffff0000e5e3c5f8 [ 81.264711][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.265891][ T7120] x20: ffff0000c3584068 x19: ffff0000c3584000 x18: 1fffe0003377d090 [ 81.267216][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.268432][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.269642][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.270886][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 81.272075][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 81.273288][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.274488][ T7120] Call trace: [ 81.274937][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.275936][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.276755][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.277651][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.278533][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.279390][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.280125][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.280918][ T7120] iput+0x36c/0xfdc [ 81.281517][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.282324][ T7120] __dentry_kill+0x170/0x594 [ 81.283022][ T7120] shrink_kill+0xd4/0x2cc [ 81.283705][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.284504][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.285239][ T7120] do_one_tree+0x30/0xf4 [ 81.285867][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.286714][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.287502][ T7120] kill_block_super+0x44/0x90 [ 81.288187][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.288842][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.289703][ T7120] deactivate_super+0xe0/0x100 [ 81.290473][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.291190][ T7120] __cleanup_mnt+0x20/0x30 [ 81.291930][ T7120] task_work_run+0x1dc/0x260 [ 81.292599][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.293465][ T7120] el0_svc+0x17c/0x26c [ 81.294064][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.294856][ T7120] el0t_64_sync+0x198/0x19c [ 81.295533][ T7120] irq event stamp: 514342 [ 81.296196][ T7120] hardirqs last enabled at (514341): [] finish_lock_switch+0xb0/0x1c0 [ 81.297652][ T7120] hardirqs last disabled at (514342): [] el1_brk64+0x20/0x54 [ 81.299043][ T7120] softirqs last enabled at (514332): [] local_bh_enable+0x10/0x34 [ 81.300477][ T7120] softirqs last disabled at (514330): [] local_bh_disable+0x10/0x34 [ 81.301941][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 81.341378][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.341471][ T7120] ------------[ cut here ]------------ [ 81.341475][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 81.346528][ T7120] Modules linked in: [ 81.347128][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.348759][ T7120] Tainted: [W]=WARN [ 81.349349][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.350994][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.352338][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.353314][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.354350][ T7120] sp : ffff80009d2d7100 [ 81.355001][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e26300 x27: 0000000000000001 [ 81.356247][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c4c60 x24: ffff0000f8e262d8 [ 81.357548][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.358794][ T7120] x20: ffff0000d88c2068 x19: ffff0000d88c2000 x18: 1fffe0003377d090 [ 81.360056][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.361378][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.362612][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.363880][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 81.365187][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 81.366433][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.367654][ T7120] Call trace: [ 81.368172][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.369179][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.369966][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.370897][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.371722][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.372553][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.373245][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.374016][ T7120] iput+0x36c/0xfdc [ 81.374599][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.375421][ T7120] __dentry_kill+0x170/0x594 [ 81.376113][ T7120] shrink_kill+0xd4/0x2cc [ 81.376815][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.377560][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.378380][ T7120] do_one_tree+0x30/0xf4 [ 81.379101][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.380041][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.380898][ T7120] kill_block_super+0x44/0x90 [ 81.381638][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.382284][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.383137][ T7120] deactivate_super+0xe0/0x100 [ 81.383873][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.384534][ T7120] __cleanup_mnt+0x20/0x30 [ 81.385173][ T7120] task_work_run+0x1dc/0x260 [ 81.385857][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.386680][ T7120] el0_svc+0x17c/0x26c [ 81.387303][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.388060][ T7120] el0t_64_sync+0x198/0x19c [ 81.388764][ T7120] irq event stamp: 519958 [ 81.389409][ T7120] hardirqs last enabled at (519957): [] irqentry_exit+0x1b4/0x2f4 [ 81.390792][ T7120] hardirqs last disabled at (519958): [] el1_brk64+0x20/0x54 [ 81.392106][ T7120] softirqs last enabled at (519950): [] local_bh_enable+0x10/0x34 [ 81.393530][ T7120] softirqs last disabled at (519948): [] local_bh_disable+0x10/0x34 [ 81.394919][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 81.444754][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.444852][ T7120] ------------[ cut here ]------------ [ 81.444856][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 81.449942][ T7120] Modules linked in: [ 81.450588][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.452271][ T7120] Tainted: [W]=WARN [ 81.452861][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.454500][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.455639][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.456630][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.457607][ T7120] sp : ffff80009d2d7100 [ 81.458281][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e23c80 x27: 0000000000000001 [ 81.459487][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c4790 x24: ffff0000f8e23c58 [ 81.460731][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.461954][ T7120] x20: ffff0000d753c068 x19: ffff0000d753c000 x18: 1fffe0003377d090 [ 81.463234][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.464467][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.465698][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.466960][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 81.468165][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 81.469424][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.470644][ T7120] Call trace: [ 81.471129][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.472174][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.473033][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.473882][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.474782][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.475684][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.476456][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.477245][ T7120] iput+0x36c/0xfdc [ 81.477837][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.478656][ T7120] __dentry_kill+0x170/0x594 [ 81.479431][ T7120] shrink_kill+0xd4/0x2cc [ 81.480117][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.480887][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.481665][ T7120] do_one_tree+0x30/0xf4 [ 81.482373][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.483228][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.484054][ T7120] kill_block_super+0x44/0x90 [ 81.484779][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.485434][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.486331][ T7120] deactivate_super+0xe0/0x100 [ 81.487045][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.487754][ T7120] __cleanup_mnt+0x20/0x30 [ 81.488444][ T7120] task_work_run+0x1dc/0x260 [ 81.489174][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.490004][ T7120] el0_svc+0x17c/0x26c [ 81.490685][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.491444][ T7120] el0t_64_sync+0x198/0x19c [ 81.492128][ T7120] irq event stamp: 525016 [ 81.492742][ T7120] hardirqs last enabled at (525015): [] irqentry_exit+0x1b4/0x2f4 [ 81.494260][ T7120] hardirqs last disabled at (525016): [] el1_brk64+0x20/0x54 [ 81.495682][ T7120] softirqs last enabled at (525008): [] local_bh_enable+0x10/0x34 [ 81.497149][ T7120] softirqs last disabled at (525006): [] local_bh_disable+0x10/0x34 [ 81.498664][ T7120] ---[ end trace 0000000000000000 ]--- [ 81.546484][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.548512][ T7120] ------------[ cut here ]------------ [ 81.548519][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 81.551026][ T7120] Modules linked in: [ 81.551601][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.553078][ T7120] Tainted: [W]=WARN [ 81.553632][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.555092][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.556283][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.557323][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.558286][ T7120] sp : ffff80009d2d7100 [ 81.558968][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e21600 x27: 0000000000000001 [ 81.560220][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c42c0 x24: ffff0000f8e215d8 [ 81.561623][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.563016][ T7120] x20: ffff0000d6b18068 x19: ffff0000d6b18000 x18: 1fffe00033781890 [ 81.564350][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.565684][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.566953][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.568259][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 81.569547][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 81.570818][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.572008][ T7120] Call trace: [ 81.572485][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.573460][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.574288][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.575201][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.576070][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.576916][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.577653][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.578418][ T7120] iput+0x36c/0xfdc [ 81.579000][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.579813][ T7120] __dentry_kill+0x170/0x594 [ 81.580484][ T7120] shrink_kill+0xd4/0x2cc [ 81.581121][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.581907][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.582659][ T7120] do_one_tree+0x30/0xf4 [ 81.583311][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.584093][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.584919][ T7120] kill_block_super+0x44/0x90 [ 81.585687][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.586385][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.587192][ T7120] deactivate_super+0xe0/0x100 [ 81.587845][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.588504][ T7120] __cleanup_mnt+0x20/0x30 [ 81.589212][ T7120] task_work_run+0x1dc/0x260 [ 81.589960][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.590785][ T7120] el0_svc+0x17c/0x26c [ 81.591460][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.592303][ T7120] el0t_64_sync+0x198/0x19c [ 81.592976][ T7120] irq event stamp: 529974 [ 81.593628][ T7120] hardirqs last enabled at (529973): [] finish_lock_switch+0xb0/0x1c0 [ 81.595121][ T7120] hardirqs last disabled at (529974): [] el1_brk64+0x20/0x54 [ 81.596503][ T7120] softirqs last enabled at (529964): [] local_bh_enable+0x10/0x34 [ 81.597995][ T7120] softirqs last disabled at (529962): [] local_bh_disable+0x10/0x34 [ 81.599479][ T7120] ---[ end trace 0000000000000000 ]--- [ 81.630265][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.632496][ T7120] ------------[ cut here ]------------ [ 81.632501][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 81.635160][ T7120] Modules linked in: [ 81.635755][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.637315][ T7120] Tainted: [W]=WARN [ 81.637849][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.639411][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.640680][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.641628][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.642644][ T7120] sp : ffff80009d2d7100 [ 81.643290][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e202c0 x27: 0000000000000001 [ 81.644535][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c4058 x24: ffff0000f8e20298 [ 81.645810][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.647054][ T7120] x20: ffff0000ceeb8068 x19: ffff0000ceeb8000 x18: 1fffe0003377d090 [ 81.648325][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.649584][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.650860][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.652033][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 81.653345][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 81.654666][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.655979][ T7120] Call trace: [ 81.656504][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.657514][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.658321][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.659218][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.660062][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.660943][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.661671][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.662410][ T7120] iput+0x36c/0xfdc [ 81.662979][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.663790][ T7120] __dentry_kill+0x170/0x594 [ 81.664498][ T7120] shrink_kill+0xd4/0x2cc [ 81.665196][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.665976][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.666711][ T7120] do_one_tree+0x30/0xf4 [ 81.667389][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.668209][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.669044][ T7120] kill_block_super+0x44/0x90 [ 81.669791][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.670424][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.671211][ T7120] deactivate_super+0xe0/0x100 [ 81.671975][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.672691][ T7120] __cleanup_mnt+0x20/0x30 [ 81.673374][ T7120] task_work_run+0x1dc/0x260 [ 81.674069][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.674945][ T7120] el0_svc+0x17c/0x26c [ 81.675570][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.676321][ T7120] el0t_64_sync+0x198/0x19c [ 81.677006][ T7120] irq event stamp: 535276 [ 81.677666][ T7120] hardirqs last enabled at (535275): [] finish_lock_switch+0xb0/0x1c0 [ 81.679187][ T7120] hardirqs last disabled at (535276): [] el1_brk64+0x20/0x54 [ 81.680602][ T7120] softirqs last enabled at (535266): [] local_bh_enable+0x10/0x34 [ 81.682121][ T7120] softirqs last disabled at (535264): [] local_bh_disable+0x10/0x34 [ 81.683647][ T7120] ---[ end trace 0000000000000000 ]--- [ 81.717096][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.728130][ T7120] ------------[ cut here ]------------ [ 81.728139][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 81.730901][ T7120] Modules linked in: [ 81.731541][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.733260][ T7120] Tainted: [W]=WARN [ 81.733815][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.735355][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.736565][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.737518][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.738577][ T7120] sp : ffff80009d2d7100 [ 81.739193][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5db32e0 x27: 0000000000000001 [ 81.740454][ T7120] x26: 0000000000000000 x25: 1fffe0001cbb665c x24: ffff0000e5db32b8 [ 81.741719][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.742941][ T7120] x20: ffff0000d10e4068 x19: ffff0000d10e4000 x18: 1fffe00033781890 [ 81.744235][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.745452][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.746722][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.747952][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 81.749194][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 81.750499][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.751772][ T7120] Call trace: [ 81.752388][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.753552][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.754485][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.755431][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.756359][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.757258][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.758027][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.758847][ T7120] iput+0x36c/0xfdc [ 81.759434][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.760222][ T7120] __dentry_kill+0x170/0x594 [ 81.760941][ T7120] shrink_kill+0xd4/0x2cc [ 81.761701][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.762468][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.763284][ T7120] do_one_tree+0x30/0xf4 [ 81.763995][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.764802][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.765589][ T7120] kill_block_super+0x44/0x90 [ 81.766306][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.766960][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.767789][ T7120] deactivate_super+0xe0/0x100 [ 81.768550][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.769238][ T7120] __cleanup_mnt+0x20/0x30 [ 81.769925][ T7120] task_work_run+0x1dc/0x260 [ 81.770654][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.771482][ T7120] el0_svc+0x17c/0x26c [ 81.772094][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.772900][ T7120] el0t_64_sync+0x198/0x19c [ 81.773594][ T7120] irq event stamp: 539590 [ 81.774259][ T7120] hardirqs last enabled at (539589): [] finish_lock_switch+0xb0/0x1c0 [ 81.775730][ T7120] hardirqs last disabled at (539590): [] el1_brk64+0x20/0x54 [ 81.777076][ T7120] softirqs last enabled at (539580): [] local_bh_enable+0x10/0x34 [ 81.778474][ T7120] softirqs last disabled at (539578): [] local_bh_disable+0x10/0x34 [ 81.779931][ T7120] ---[ end trace 0000000000000000 ]--- [ 81.835905][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.838120][ T7120] ------------[ cut here ]------------ [ 81.838127][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 81.840912][ T7120] Modules linked in: [ 81.841567][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.843297][ T7120] Tainted: [W]=WARN [ 81.843911][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.845392][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.846629][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.847661][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.848703][ T7120] sp : ffff80009d2d7100 [ 81.849349][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e57640 x27: 0000000000000001 [ 81.850583][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcaec8 x24: ffff0000e5e57618 [ 81.851879][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.853020][ T7120] x20: ffff0000d18a8068 x19: ffff0000d18a8000 x18: 1fffe00033781890 [ 81.854175][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.855387][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.856619][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.857792][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 81.859003][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 81.860181][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.861415][ T7120] Call trace: [ 81.861910][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.862907][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.863704][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.864552][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.865421][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.866234][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.866958][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.867762][ T7120] iput+0x36c/0xfdc [ 81.868358][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.869115][ T7120] __dentry_kill+0x170/0x594 [ 81.869759][ T7120] shrink_kill+0xd4/0x2cc [ 81.870443][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.871160][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.871929][ T7120] do_one_tree+0x30/0xf4 [ 81.872579][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.873428][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.874254][ T7120] kill_block_super+0x44/0x90 [ 81.874941][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.875612][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.876480][ T7120] deactivate_super+0xe0/0x100 [ 81.877163][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.877855][ T7120] __cleanup_mnt+0x20/0x30 [ 81.878516][ T7120] task_work_run+0x1dc/0x260 [ 81.879210][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.880054][ T7120] el0_svc+0x17c/0x26c [ 81.880717][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.881531][ T7120] el0t_64_sync+0x198/0x19c [ 81.882253][ T7120] irq event stamp: 544738 [ 81.882903][ T7120] hardirqs last enabled at (544737): [] finish_lock_switch+0xb0/0x1c0 [ 81.884461][ T7120] hardirqs last disabled at (544738): [] el1_brk64+0x20/0x54 [ 81.885764][ T7120] softirqs last enabled at (544728): [] local_bh_enable+0x10/0x34 [ 81.887183][ T7120] softirqs last disabled at (544726): [] local_bh_disable+0x10/0x34 [ 81.888587][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 81.926043][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 81.926135][ T7120] ------------[ cut here ]------------ [ 81.926139][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 81.931300][ T7120] Modules linked in: [ 81.931953][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.933633][ T7120] Tainted: [W]=WARN [ 81.934258][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.935875][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.937027][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.938027][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 81.939043][ T7120] sp : ffff80009d2d7100 [ 81.939704][ T7120] x29: ffff80009d2d7260 x28: ffff0000e1149fa0 x27: 0000000000000001 [ 81.940942][ T7120] x26: 0000000000000000 x25: 1fffe0001c2293f4 x24: ffff0000e1149f78 [ 81.942303][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 81.943584][ T7120] x20: ffff0000d0df6068 x19: ffff0000d0df6000 x18: 1fffe0003377d090 [ 81.944752][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 81.945971][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 81.947281][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 81.948576][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 81.949809][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 81.951095][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.952363][ T7120] Call trace: [ 81.952884][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 81.953893][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 81.954718][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 81.955646][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.956533][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 81.957382][ T7120] ext4_dirty_inode+0xd4/0x104 [ 81.958120][ T7120] __mark_inode_dirty+0x358/0x15bc [ 81.958901][ T7120] iput+0x36c/0xfdc [ 81.959477][ T7120] dentry_unlink_inode+0x384/0x45c [ 81.960296][ T7120] __dentry_kill+0x170/0x594 [ 81.961032][ T7120] shrink_kill+0xd4/0x2cc [ 81.961665][ T7120] shrink_dentry_list+0x31c/0x6cc [ 81.962463][ T7120] shrink_dcache_tree+0xc0/0x290 [ 81.963210][ T7120] do_one_tree+0x30/0xf4 [ 81.963858][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 81.964691][ T7120] generic_shutdown_super+0x68/0x2b8 [ 81.965472][ T7120] kill_block_super+0x44/0x90 [ 81.966158][ T7120] ext4_kill_sb+0x68/0xa4 [ 81.966803][ T7120] deactivate_locked_super+0xc4/0x12c [ 81.967579][ T7120] deactivate_super+0xe0/0x100 [ 81.968259][ T7120] cleanup_mnt+0x31c/0x3ac [ 81.968917][ T7120] __cleanup_mnt+0x20/0x30 [ 81.969574][ T7120] task_work_run+0x1dc/0x260 [ 81.970237][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 81.971032][ T7120] el0_svc+0x17c/0x26c [ 81.971636][ T7120] el0t_64_sync_handler+0x84/0x12c [ 81.972450][ T7120] el0t_64_sync+0x198/0x19c [ 81.973176][ T7120] irq event stamp: 549778 [ 81.973844][ T7120] hardirqs last enabled at (549777): [] irqentry_exit+0x1b4/0x2f4 [ 81.975416][ T7120] hardirqs last disabled at (549778): [] el1_brk64+0x20/0x54 [ 81.976866][ T7120] softirqs last enabled at (549770): [] local_bh_enable+0x10/0x34 [ 81.978377][ T7120] softirqs last disabled at (549768): [] local_bh_disable+0x10/0x34 [ 81.979878][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 82.031203][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.031290][ T7120] ------------[ cut here ]------------ [ 82.031295][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 82.036280][ T7120] Modules linked in: [ 82.036899][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.038426][ T7120] Tainted: [W]=WARN [ 82.039000][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.040438][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.041633][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.042652][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.043626][ T7120] sp : ffff80009d2d7100 [ 82.044284][ T7120] x29: ffff80009d2d7260 x28: ffff0000e114f640 x27: 0000000000000001 [ 82.045590][ T7120] x26: 0000000000000000 x25: 1fffe0001c229ec8 x24: ffff0000e114f618 [ 82.046829][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.048001][ T7120] x20: ffff0000de6b0068 x19: ffff0000de6b0000 x18: 1fffe0003377d090 [ 82.049198][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.050491][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.051757][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.052947][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 82.054215][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 82.055506][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.056761][ T7120] Call trace: [ 82.057236][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.058267][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.059090][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.060029][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.060898][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.061735][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.062478][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.063317][ T7120] iput+0x36c/0xfdc [ 82.063880][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.064629][ T7120] __dentry_kill+0x170/0x594 [ 82.065311][ T7120] shrink_kill+0xd4/0x2cc [ 82.065947][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.066737][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.067441][ T7120] do_one_tree+0x30/0xf4 [ 82.068084][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.068930][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.069710][ T7120] kill_block_super+0x44/0x90 [ 82.070401][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.071047][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.071867][ T7120] deactivate_super+0xe0/0x100 [ 82.072560][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.073229][ T7120] __cleanup_mnt+0x20/0x30 [ 82.073911][ T7120] task_work_run+0x1dc/0x260 [ 82.074644][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.075496][ T7120] el0_svc+0x17c/0x26c [ 82.076104][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.076890][ T7120] el0t_64_sync+0x198/0x19c [ 82.077584][ T7120] irq event stamp: 555060 [ 82.078210][ T7120] hardirqs last enabled at (555059): [] irqentry_exit+0x1b4/0x2f4 [ 82.079599][ T7120] hardirqs last disabled at (555060): [] el1_brk64+0x20/0x54 [ 82.080946][ T7120] softirqs last enabled at (555052): [] local_bh_enable+0x10/0x34 [ 82.082397][ T7120] softirqs last disabled at (555050): [] local_bh_disable+0x10/0x34 [ 82.083725][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 82.122578][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.122674][ T7120] ------------[ cut here ]------------ [ 82.122680][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 82.127649][ T7120] Modules linked in: [ 82.128217][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.129882][ T7120] Tainted: [W]=WARN [ 82.130485][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.132022][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.133161][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.134193][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.135189][ T7120] sp : ffff80009d2d7100 [ 82.135833][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e5f640 x27: 0000000000000001 [ 82.137018][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcbec8 x24: ffff0000e5e5f618 [ 82.138297][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.139580][ T7120] x20: ffff0000c89f2068 x19: ffff0000c89f2000 x18: 1fffe0003377d090 [ 82.140873][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.142119][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.143392][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.144630][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 82.145820][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 82.147079][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.148285][ T7120] Call trace: [ 82.148769][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.149724][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.150505][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.151382][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.152288][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.153115][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.153804][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.154709][ T7120] iput+0x36c/0xfdc [ 82.155358][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.156222][ T7120] __dentry_kill+0x170/0x594 [ 82.156990][ T7120] shrink_kill+0xd4/0x2cc [ 82.157679][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.158466][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.159271][ T7120] do_one_tree+0x30/0xf4 [ 82.159942][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.160822][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.161696][ T7120] kill_block_super+0x44/0x90 [ 82.162415][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.163102][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.163976][ T7120] deactivate_super+0xe0/0x100 [ 82.164704][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.165394][ T7120] __cleanup_mnt+0x20/0x30 [ 82.166109][ T7120] task_work_run+0x1dc/0x260 [ 82.166859][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.167686][ T7120] el0_svc+0x17c/0x26c [ 82.168311][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.169044][ T7120] el0t_64_sync+0x198/0x19c [ 82.169747][ T7120] irq event stamp: 560788 [ 82.170374][ T7120] hardirqs last enabled at (560787): [] irqentry_exit+0x1b4/0x2f4 [ 82.171837][ T7120] hardirqs last disabled at (560788): [] el1_brk64+0x20/0x54 [ 82.173238][ T7120] softirqs last enabled at (560780): [] local_bh_enable+0x10/0x34 [ 82.174751][ T7120] softirqs last disabled at (560778): [] local_bh_disable+0x10/0x34 [ 82.176203][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 82.223587][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.223683][ T7120] ------------[ cut here ]------------ [ 82.223687][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 82.228645][ T7120] Modules linked in: [ 82.229274][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.230968][ T7120] Tainted: [W]=WARN [ 82.231523][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.233171][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.234370][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.235319][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.236297][ T7120] sp : ffff80009d2d7100 [ 82.236928][ T7120] x29: ffff80009d2d7260 x28: ffff0000e114cfc0 x27: 0000000000000001 [ 82.238114][ T7120] x26: 0000000000000000 x25: 1fffe0001c2299f8 x24: ffff0000e114cf98 [ 82.239336][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.240540][ T7120] x20: ffff0000cea4c068 x19: ffff0000cea4c000 x18: 1fffe0003377d090 [ 82.241755][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.243055][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.244284][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.245442][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 82.246656][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 82.247908][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.249130][ T7120] Call trace: [ 82.249670][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.250724][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.251536][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.252397][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.253247][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.253991][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.254743][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.255565][ T7120] iput+0x36c/0xfdc [ 82.256205][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.257066][ T7120] __dentry_kill+0x170/0x594 [ 82.257774][ T7120] shrink_kill+0xd4/0x2cc [ 82.258494][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.259382][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.260138][ T7120] do_one_tree+0x30/0xf4 [ 82.260778][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.261591][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.262385][ T7120] kill_block_super+0x44/0x90 [ 82.263081][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.263725][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.264530][ T7120] deactivate_super+0xe0/0x100 [ 82.265293][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.265985][ T7120] __cleanup_mnt+0x20/0x30 [ 82.266727][ T7120] task_work_run+0x1dc/0x260 [ 82.267404][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.268190][ T7120] el0_svc+0x17c/0x26c [ 82.268838][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.269651][ T7120] el0t_64_sync+0x198/0x19c [ 82.270385][ T7120] irq event stamp: 566168 [ 82.271067][ T7120] hardirqs last enabled at (566167): [] irqentry_exit+0x1b4/0x2f4 [ 82.272624][ T7120] hardirqs last disabled at (566168): [] el1_brk64+0x20/0x54 [ 82.274036][ T7120] softirqs last enabled at (566160): [] local_bh_enable+0x10/0x34 [ 82.275570][ T7120] softirqs last disabled at (566158): [] local_bh_disable+0x10/0x34 [ 82.276983][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 82.320041][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.320128][ T7120] ------------[ cut here ]------------ [ 82.320132][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 82.325092][ T7120] Modules linked in: [ 82.325713][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.327296][ T7120] Tainted: [W]=WARN [ 82.327883][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.329385][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.330565][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.331476][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.332459][ T7120] sp : ffff80009d2d7100 [ 82.333156][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e2e300 x27: 0000000000000001 [ 82.334419][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc5c60 x24: ffff0000e5e2e2d8 [ 82.335593][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.336818][ T7120] x20: ffff0000d3a48068 x19: ffff0000d3a48000 x18: 0000000000000000 [ 82.338111][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.339299][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.340502][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.341759][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 82.343044][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 82.344183][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.345394][ T7120] Call trace: [ 82.345892][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.346940][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.347735][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.348628][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.349513][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.350324][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.351084][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.351824][ T7120] iput+0x36c/0xfdc [ 82.352389][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.353206][ T7120] __dentry_kill+0x170/0x594 [ 82.353886][ T7120] shrink_kill+0xd4/0x2cc [ 82.354547][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.355501][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.356346][ T7120] do_one_tree+0x30/0xf4 [ 82.357029][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.357959][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.358838][ T7120] kill_block_super+0x44/0x90 [ 82.359608][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.360261][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.361135][ T7120] deactivate_super+0xe0/0x100 [ 82.361860][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.362628][ T7120] __cleanup_mnt+0x20/0x30 [ 82.363331][ T7120] task_work_run+0x1dc/0x260 [ 82.364129][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.364970][ T7120] el0_svc+0x17c/0x26c [ 82.365629][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.366429][ T7120] el0t_64_sync+0x198/0x19c [ 82.367163][ T7120] irq event stamp: 571868 [ 82.367796][ T7120] hardirqs last enabled at (571867): [] irqentry_exit+0x1b4/0x2f4 [ 82.369226][ T7120] hardirqs last disabled at (571868): [] el1_brk64+0x20/0x54 [ 82.370603][ T7120] softirqs last enabled at (571860): [] local_bh_enable+0x10/0x34 [ 82.372088][ T7120] softirqs last disabled at (571858): [] local_bh_disable+0x10/0x34 [ 82.373527][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 82.425089][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.425174][ T7120] ------------[ cut here ]------------ [ 82.425179][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 82.430394][ T7120] Modules linked in: [ 82.431005][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.432645][ T7120] Tainted: [W]=WARN [ 82.433184][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.434675][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.435883][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.436844][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.437784][ T7120] sp : ffff80009d2d7100 [ 82.438414][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e37640 x27: 0000000000000001 [ 82.439667][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c6ec8 x24: ffff0000f8e37618 [ 82.441025][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.442300][ T7120] x20: ffff0000d3b3a068 x19: ffff0000d3b3a000 x18: 1fffe0003377d090 [ 82.443567][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.444794][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.445995][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.447223][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 82.448473][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 82.449687][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.450904][ T7120] Call trace: [ 82.451398][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.452411][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.453368][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.454374][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.455307][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.456173][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.456959][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.457762][ T7120] iput+0x36c/0xfdc [ 82.458369][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.459172][ T7120] __dentry_kill+0x170/0x594 [ 82.459958][ T7120] shrink_kill+0xd4/0x2cc [ 82.460689][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.461437][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.462289][ T7120] do_one_tree+0x30/0xf4 [ 82.462988][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.463888][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.464803][ T7120] kill_block_super+0x44/0x90 [ 82.465511][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.466232][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.467158][ T7120] deactivate_super+0xe0/0x100 [ 82.467946][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.468673][ T7120] __cleanup_mnt+0x20/0x30 [ 82.469391][ T7120] task_work_run+0x1dc/0x260 [ 82.470122][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.470943][ T7120] el0_svc+0x17c/0x26c [ 82.471574][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.472370][ T7120] el0t_64_sync+0x198/0x19c [ 82.473054][ T7120] irq event stamp: 576948 [ 82.473715][ T7120] hardirqs last enabled at (576947): [] irqentry_exit+0x1b4/0x2f4 [ 82.475144][ T7120] hardirqs last disabled at (576948): [] el1_brk64+0x20/0x54 [ 82.476552][ T7120] softirqs last enabled at (576940): [] local_bh_enable+0x10/0x34 [ 82.478051][ T7120] softirqs last disabled at (576938): [] local_bh_disable+0x10/0x34 [ 82.479514][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 82.516134][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.516219][ T7120] ------------[ cut here ]------------ [ 82.516223][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 82.521267][ T7120] Modules linked in: [ 82.521907][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.523535][ T7120] Tainted: [W]=WARN [ 82.524106][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.525672][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.526866][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.527861][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.528867][ T7120] sp : ffff80009d2d7100 [ 82.529504][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e33c80 x27: 0000000000000001 [ 82.530762][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c6790 x24: ffff0000f8e33c58 [ 82.531934][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.533129][ T7120] x20: ffff0000c78ac068 x19: ffff0000c78ac000 x18: 1fffe0003377d090 [ 82.534315][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.535502][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.536750][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.537973][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 82.539204][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 82.540424][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.541653][ T7120] Call trace: [ 82.542147][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.543124][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.543935][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.544862][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.545739][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.546570][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.547332][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.548065][ T7120] iput+0x36c/0xfdc [ 82.548632][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.549395][ T7120] __dentry_kill+0x170/0x594 [ 82.550034][ T7120] shrink_kill+0xd4/0x2cc [ 82.550715][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.551453][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.552219][ T7120] do_one_tree+0x30/0xf4 [ 82.552879][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.553719][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.554561][ T7120] kill_block_super+0x44/0x90 [ 82.555345][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.556069][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.556897][ T7120] deactivate_super+0xe0/0x100 [ 82.557620][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.558318][ T7120] __cleanup_mnt+0x20/0x30 [ 82.558985][ T7120] task_work_run+0x1dc/0x260 [ 82.559687][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.560552][ T7120] el0_svc+0x17c/0x26c [ 82.561216][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.561971][ T7120] el0t_64_sync+0x198/0x19c [ 82.562675][ T7120] irq event stamp: 583608 [ 82.563342][ T7120] hardirqs last enabled at (583607): [] irqentry_exit+0x1b4/0x2f4 [ 82.564781][ T7120] hardirqs last disabled at (583608): [] el1_brk64+0x20/0x54 [ 82.566087][ T7120] softirqs last enabled at (583600): [] local_bh_enable+0x10/0x34 [ 82.567505][ T7120] softirqs last disabled at (583598): [] local_bh_disable+0x10/0x34 [ 82.568888][ T7120] ---[ end trace 0000000000000000 ]--- [ 82.597352][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.599780][ T7120] ------------[ cut here ]------------ [ 82.599791][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 82.602510][ T7120] Modules linked in: [ 82.603135][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.604784][ T7120] Tainted: [W]=WARN [ 82.605367][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.606896][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.608179][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.609254][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.610341][ T7120] sp : ffff80009d2d7100 [ 82.611050][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8e32940 x27: 0000000000000001 [ 82.612327][ T7120] x26: 0000000000000000 x25: 1fffe0001f1c6528 x24: ffff0000f8e32918 [ 82.613625][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.614860][ T7120] x20: ffff0000d3f34068 x19: ffff0000d3f34000 x18: 1fffe0003377d090 [ 82.616217][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.617478][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.618732][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.619890][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 82.621100][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 82.622289][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.623562][ T7120] Call trace: [ 82.624061][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.625024][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.625838][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.626807][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.627675][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.628535][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.629294][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.630077][ T7120] iput+0x36c/0xfdc [ 82.630692][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.631468][ T7120] __dentry_kill+0x170/0x594 [ 82.632233][ T7120] shrink_kill+0xd4/0x2cc [ 82.632993][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.633702][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.634462][ T7120] do_one_tree+0x30/0xf4 [ 82.635078][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.635957][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.636757][ T7120] kill_block_super+0x44/0x90 [ 82.637446][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.638138][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.639019][ T7120] deactivate_super+0xe0/0x100 [ 82.639747][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.640440][ T7120] __cleanup_mnt+0x20/0x30 [ 82.641088][ T7120] task_work_run+0x1dc/0x260 [ 82.641761][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.642564][ T7120] el0_svc+0x17c/0x26c [ 82.643159][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.643960][ T7120] el0t_64_sync+0x198/0x19c [ 82.644620][ T7120] irq event stamp: 588734 [ 82.645295][ T7120] hardirqs last enabled at (588733): [] finish_lock_switch+0xb0/0x1c0 [ 82.646976][ T7120] hardirqs last disabled at (588734): [] el1_brk64+0x20/0x54 [ 82.648476][ T7120] softirqs last enabled at (588724): [] local_bh_enable+0x10/0x34 [ 82.650066][ T7120] softirqs last disabled at (588722): [] local_bh_disable+0x10/0x34 [ 82.651640][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 82.689584][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.689688][ T7120] ------------[ cut here ]------------ [ 82.689692][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 82.694661][ T7120] Modules linked in: [ 82.695312][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.696903][ T7120] Tainted: [W]=WARN [ 82.697438][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.698934][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.700195][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.701191][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.702161][ T7120] sp : ffff80009d2d7100 [ 82.702807][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e2bc80 x27: 0000000000000001 [ 82.704023][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc5790 x24: ffff0000e5e2bc58 [ 82.705333][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.706536][ T7120] x20: ffff0000d6630068 x19: ffff0000d6630000 x18: 1fffe0003377d090 [ 82.707811][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.709061][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.710302][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.711576][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 82.712828][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 82.714058][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.715369][ T7120] Call trace: [ 82.715859][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.716870][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.717660][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.718584][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.719426][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.720252][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.720966][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.721729][ T7120] iput+0x36c/0xfdc [ 82.722342][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.723154][ T7120] __dentry_kill+0x170/0x594 [ 82.723846][ T7120] shrink_kill+0xd4/0x2cc [ 82.724501][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.725243][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.726011][ T7120] do_one_tree+0x30/0xf4 [ 82.726656][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.727513][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.728357][ T7120] kill_block_super+0x44/0x90 [ 82.729114][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.729787][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.730572][ T7120] deactivate_super+0xe0/0x100 [ 82.731290][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.732015][ T7120] __cleanup_mnt+0x20/0x30 [ 82.732709][ T7120] task_work_run+0x1dc/0x260 [ 82.733490][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.734349][ T7120] el0_svc+0x17c/0x26c [ 82.735023][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.735897][ T7120] el0t_64_sync+0x198/0x19c [ 82.736608][ T7120] irq event stamp: 594438 [ 82.737265][ T7120] hardirqs last enabled at (594437): [] irqentry_exit+0x1b4/0x2f4 [ 82.738853][ T7120] hardirqs last disabled at (594438): [] el1_brk64+0x20/0x54 [ 82.740292][ T7120] softirqs last enabled at (594430): [] local_bh_enable+0x10/0x34 [ 82.741835][ T7120] softirqs last disabled at (594428): [] local_bh_disable+0x10/0x34 [ 82.743291][ T7120] ---[ end trace 0000000000000000 ]--- [ 82.795791][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.797871][ T7120] ------------[ cut here ]------------ [ 82.797879][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 82.800418][ T7120] Modules linked in: [ 82.800994][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.802603][ T7120] Tainted: [W]=WARN [ 82.803145][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.804604][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.805743][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.806697][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.807641][ T7120] sp : ffff80009d2d7100 [ 82.808266][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e29600 x27: 0000000000000001 [ 82.809414][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc52c0 x24: ffff0000e5e295d8 [ 82.810673][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.811917][ T7120] x20: ffff0000cec82068 x19: ffff0000cec82000 x18: 1fffe00033781890 [ 82.813205][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.814492][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.815730][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.817080][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 82.818395][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 82.819631][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.820910][ T7120] Call trace: [ 82.821420][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.822524][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.823328][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.824208][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.825043][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.825863][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.826564][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.827384][ T7120] iput+0x36c/0xfdc [ 82.827979][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.828787][ T7120] __dentry_kill+0x170/0x594 [ 82.829513][ T7120] shrink_kill+0xd4/0x2cc [ 82.830152][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.830877][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.831700][ T7120] do_one_tree+0x30/0xf4 [ 82.832345][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.833202][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.834022][ T7120] kill_block_super+0x44/0x90 [ 82.834783][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.835412][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.836262][ T7120] deactivate_super+0xe0/0x100 [ 82.836985][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.837643][ T7120] __cleanup_mnt+0x20/0x30 [ 82.838358][ T7120] task_work_run+0x1dc/0x260 [ 82.839097][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.839975][ T7120] el0_svc+0x17c/0x26c [ 82.840591][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.841384][ T7120] el0t_64_sync+0x198/0x19c [ 82.842084][ T7120] irq event stamp: 599460 [ 82.842759][ T7120] hardirqs last enabled at (599459): [] finish_lock_switch+0xb0/0x1c0 [ 82.844238][ T7120] hardirqs last disabled at (599460): [] el1_brk64+0x20/0x54 [ 82.845542][ T7120] softirqs last enabled at (599450): [] local_bh_enable+0x10/0x34 [ 82.846960][ T7120] softirqs last disabled at (599448): [] local_bh_disable+0x10/0x34 [ 82.848408][ T7120] ---[ end trace 0000000000000000 ]--- [ 82.893776][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 82.895884][ T7120] ------------[ cut here ]------------ [ 82.895892][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 82.898284][ T7120] Modules linked in: [ 82.898859][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.900538][ T7120] Tainted: [W]=WARN [ 82.901101][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.902621][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.903770][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.904765][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 82.905740][ T7120] sp : ffff80009d2d7100 [ 82.906378][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8c16ca0 x27: 0000000000000001 [ 82.907646][ T7120] x26: 0000000000000000 x25: 1fffe0001f182d94 x24: ffff0000f8c16c78 [ 82.908945][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 82.910213][ T7120] x20: ffff0000e15da068 x19: ffff0000e15da000 x18: 1fffe00033781890 [ 82.911486][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 82.912741][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 82.913991][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 82.915213][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 82.916381][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 82.917638][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.918841][ T7120] Call trace: [ 82.919313][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 82.920336][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 82.921151][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 82.922029][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 82.922879][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 82.923735][ T7120] ext4_dirty_inode+0xd4/0x104 [ 82.924476][ T7120] __mark_inode_dirty+0x358/0x15bc [ 82.925281][ T7120] iput+0x36c/0xfdc [ 82.925865][ T7120] dentry_unlink_inode+0x384/0x45c [ 82.926658][ T7120] __dentry_kill+0x170/0x594 [ 82.927336][ T7120] shrink_kill+0xd4/0x2cc [ 82.927991][ T7120] shrink_dentry_list+0x31c/0x6cc [ 82.928789][ T7120] shrink_dcache_tree+0xc0/0x290 [ 82.929553][ T7120] do_one_tree+0x30/0xf4 [ 82.930193][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 82.930996][ T7120] generic_shutdown_super+0x68/0x2b8 [ 82.931835][ T7120] kill_block_super+0x44/0x90 [ 82.932561][ T7120] ext4_kill_sb+0x68/0xa4 [ 82.933280][ T7120] deactivate_locked_super+0xc4/0x12c [ 82.934137][ T7120] deactivate_super+0xe0/0x100 [ 82.934922][ T7120] cleanup_mnt+0x31c/0x3ac [ 82.935594][ T7120] __cleanup_mnt+0x20/0x30 [ 82.936300][ T7120] task_work_run+0x1dc/0x260 [ 82.937019][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 82.937908][ T7120] el0_svc+0x17c/0x26c [ 82.938514][ T7120] el0t_64_sync_handler+0x84/0x12c [ 82.939278][ T7120] el0t_64_sync+0x198/0x19c [ 82.939987][ T7120] irq event stamp: 604958 [ 82.940684][ T7120] hardirqs last enabled at (604957): [] finish_lock_switch+0xb0/0x1c0 [ 82.942266][ T7120] hardirqs last disabled at (604958): [] el1_brk64+0x20/0x54 [ 82.943552][ T7120] softirqs last enabled at (604948): [] local_bh_enable+0x10/0x34 [ 82.944939][ T7120] softirqs last disabled at (604946): [] local_bh_disable+0x10/0x34 [ 82.946339][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 83.019963][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.020056][ T7120] ------------[ cut here ]------------ [ 83.020060][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 83.025231][ T7120] Modules linked in: [ 83.025853][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.027543][ T7120] Tainted: [W]=WARN [ 83.028145][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.029802][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.031141][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.032207][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.033241][ T7120] sp : ffff80009d2d7100 [ 83.033919][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8c14620 x27: 0000000000000001 [ 83.035144][ T7120] x26: 0000000000000000 x25: 1fffe0001f1828c4 x24: ffff0000f8c145f8 [ 83.036397][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.037703][ T7120] x20: ffff0000d5688068 x19: ffff0000d5688000 x18: 0000000000000000 [ 83.038945][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.040206][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.041482][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.042725][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 83.043941][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 83.045211][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.046505][ T7120] Call trace: [ 83.047011][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.048037][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.048821][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.049759][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.050656][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.051476][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.052244][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.053067][ T7120] iput+0x36c/0xfdc [ 83.053668][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.054453][ T7120] __dentry_kill+0x170/0x594 [ 83.055137][ T7120] shrink_kill+0xd4/0x2cc [ 83.055830][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.056591][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.057373][ T7120] do_one_tree+0x30/0xf4 [ 83.058051][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.058880][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.059657][ T7120] kill_block_super+0x44/0x90 [ 83.060429][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.061122][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.061946][ T7120] deactivate_super+0xe0/0x100 [ 83.062642][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.063317][ T7120] __cleanup_mnt+0x20/0x30 [ 83.063994][ T7120] task_work_run+0x1dc/0x260 [ 83.064707][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.065512][ T7120] el0_svc+0x17c/0x26c [ 83.066163][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.066922][ T7120] el0t_64_sync+0x198/0x19c [ 83.067602][ T7120] irq event stamp: 610496 [ 83.068261][ T7120] hardirqs last enabled at (610495): [] irqentry_exit+0x1b4/0x2f4 [ 83.069760][ T7120] hardirqs last disabled at (610496): [] el1_brk64+0x20/0x54 [ 83.071134][ T7120] softirqs last enabled at (610488): [] local_bh_enable+0x10/0x34 [ 83.072569][ T7120] softirqs last disabled at (610486): [] local_bh_disable+0x10/0x34 [ 83.074073][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 83.123259][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.123435][ T7120] ------------[ cut here ]------------ [ 83.123439][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 83.128491][ T7120] Modules linked in: [ 83.129144][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.130799][ T7120] Tainted: [W]=WARN [ 83.131405][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.132919][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.134164][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.135180][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.136189][ T7120] sp : ffff80009d2d7100 [ 83.136828][ T7120] x29: ffff80009d2d7260 x28: ffff0000f8c12940 x27: 0000000000000001 [ 83.138160][ T7120] x26: 0000000000000000 x25: 1fffe0001f182528 x24: ffff0000f8c12918 [ 83.139420][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.140648][ T7120] x20: ffff0000c7baa068 x19: ffff0000c7baa000 x18: 1fffe0003377d090 [ 83.141928][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.143140][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.144448][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.145687][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 83.146948][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 83.148212][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.149453][ T7120] Call trace: [ 83.149946][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.150957][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.151705][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.152644][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.153484][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.154323][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.155018][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.155801][ T7120] iput+0x36c/0xfdc [ 83.156360][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.157164][ T7120] __dentry_kill+0x170/0x594 [ 83.157871][ T7120] shrink_kill+0xd4/0x2cc [ 83.158561][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.159310][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.160107][ T7120] do_one_tree+0x30/0xf4 [ 83.160765][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.161652][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.162495][ T7120] kill_block_super+0x44/0x90 [ 83.163216][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.163866][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.164710][ T7120] deactivate_super+0xe0/0x100 [ 83.165436][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.166100][ T7120] __cleanup_mnt+0x20/0x30 [ 83.166806][ T7120] task_work_run+0x1dc/0x260 [ 83.167515][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.168331][ T7120] el0_svc+0x17c/0x26c [ 83.168952][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.169698][ T7120] el0t_64_sync+0x198/0x19c [ 83.170379][ T7120] irq event stamp: 615682 [ 83.171004][ T7120] hardirqs last enabled at (615681): [] irqentry_exit+0x1b4/0x2f4 [ 83.172495][ T7120] hardirqs last disabled at (615682): [] el1_brk64+0x20/0x54 [ 83.173950][ T7120] softirqs last enabled at (615668): [] local_bh_enable+0x10/0x34 [ 83.175443][ T7120] softirqs last disabled at (615666): [] local_bh_disable+0x10/0x34 [ 83.176936][ T7120] ---[ end trace 0000000000000000 ]--- [ 83.226257][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.228210][ T7120] ------------[ cut here ]------------ [ 83.228217][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 83.230691][ T7120] Modules linked in: [ 83.231254][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.232834][ T7120] Tainted: [W]=WARN [ 83.233394][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.234909][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.236071][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.237089][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.238073][ T7120] sp : ffff80009d2d7100 [ 83.238719][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e6e300 x27: 0000000000000001 [ 83.239940][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcdc60 x24: ffff0000e5e6e2d8 [ 83.241150][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.242413][ T7120] x20: ffff0000d877a068 x19: ffff0000d877a000 x18: 1fffe00033781890 [ 83.243619][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.244825][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.246163][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.247501][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 83.248800][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 83.250053][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.251286][ T7120] Call trace: [ 83.251773][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.252791][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.253592][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.254564][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.255400][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.256186][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.256896][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.257677][ T7120] iput+0x36c/0xfdc [ 83.258242][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.259011][ T7120] __dentry_kill+0x170/0x594 [ 83.259736][ T7120] shrink_kill+0xd4/0x2cc [ 83.260364][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.261133][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.261859][ T7120] do_one_tree+0x30/0xf4 [ 83.262487][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.263295][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.264111][ T7120] kill_block_super+0x44/0x90 [ 83.264772][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.265416][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.266265][ T7120] deactivate_super+0xe0/0x100 [ 83.266982][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.267641][ T7120] __cleanup_mnt+0x20/0x30 [ 83.268325][ T7120] task_work_run+0x1dc/0x260 [ 83.269083][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.269947][ T7120] el0_svc+0x17c/0x26c [ 83.270617][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.271400][ T7120] el0t_64_sync+0x198/0x19c [ 83.272105][ T7120] irq event stamp: 621110 [ 83.272769][ T7120] hardirqs last enabled at (621109): [] finish_lock_switch+0xb0/0x1c0 [ 83.274299][ T7120] hardirqs last disabled at (621110): [] el1_brk64+0x20/0x54 [ 83.275687][ T7120] softirqs last enabled at (621100): [] local_bh_enable+0x10/0x34 [ 83.277155][ T7120] softirqs last disabled at (621098): [] local_bh_disable+0x10/0x34 [ 83.278594][ T7120] ---[ end trace 0000000000000000 ]--- [ 83.320623][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.322736][ T7120] ------------[ cut here ]------------ [ 83.322743][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 83.325168][ T7120] Modules linked in: [ 83.325772][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.327292][ T7120] Tainted: [W]=WARN [ 83.327808][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.329346][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.330478][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.331486][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.332459][ T7120] sp : ffff80009d2d7100 [ 83.333085][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5c40c60 x27: 0000000000000001 [ 83.334251][ T7120] x26: 0000000000000000 x25: 1fffe0001cb8818c x24: ffff0000e5c40c38 [ 83.335541][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.336828][ T7120] x20: ffff0000c6a24068 x19: ffff0000c6a24000 x18: 1fffe0003377d090 [ 83.338108][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.339329][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.340605][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.341836][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 83.343059][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 83.344331][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.345549][ T7120] Call trace: [ 83.346053][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.347000][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.347808][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.348711][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.349525][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.350432][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.351222][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.352024][ T7120] iput+0x36c/0xfdc [ 83.352612][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.353411][ T7120] __dentry_kill+0x170/0x594 [ 83.354143][ T7120] shrink_kill+0xd4/0x2cc [ 83.354813][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.355563][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.356342][ T7120] do_one_tree+0x30/0xf4 [ 83.356970][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.357799][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.358574][ T7120] kill_block_super+0x44/0x90 [ 83.359269][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.359974][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.360871][ T7120] deactivate_super+0xe0/0x100 [ 83.361649][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.362349][ T7120] __cleanup_mnt+0x20/0x30 [ 83.363027][ T7120] task_work_run+0x1dc/0x260 [ 83.363743][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.364579][ T7120] el0_svc+0x17c/0x26c [ 83.365217][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.366000][ T7120] el0t_64_sync+0x198/0x19c [ 83.366696][ T7120] irq event stamp: 626742 [ 83.367299][ T7120] hardirqs last enabled at (626741): [] finish_lock_switch+0xb0/0x1c0 [ 83.368791][ T7120] hardirqs last disabled at (626742): [] el1_brk64+0x20/0x54 [ 83.370221][ T7120] softirqs last enabled at (626732): [] local_bh_enable+0x10/0x34 [ 83.371685][ T7120] softirqs last disabled at (626730): [] local_bh_disable+0x10/0x34 [ 83.373125][ T7120] ---[ end trace 0000000000000000 ]--- [ 83.420433][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.422543][ T7120] ------------[ cut here ]------------ [ 83.422553][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 83.425005][ T7120] Modules linked in: [ 83.425569][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.427161][ T7120] Tainted: [W]=WARN [ 83.427751][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.429223][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.430412][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.431418][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.432442][ T7120] sp : ffff80009d2d7100 [ 83.433045][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5cd5960 x27: 0000000000000001 [ 83.434291][ T7120] x26: 0000000000000000 x25: 1fffe0001cb9ab2c x24: ffff0000e5cd5938 [ 83.435531][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.436713][ T7120] x20: ffff0000dd42a068 x19: ffff0000dd42a000 x18: 1fffe0003377d090 [ 83.437854][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.439175][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.440433][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.441640][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 83.442873][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 83.444121][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.445397][ T7120] Call trace: [ 83.445892][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.446861][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.447627][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.448503][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.449301][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.450109][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.450846][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.451590][ T7120] iput+0x36c/0xfdc [ 83.452161][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.452894][ T7120] __dentry_kill+0x170/0x594 [ 83.453559][ T7120] shrink_kill+0xd4/0x2cc [ 83.454207][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.454991][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.455731][ T7120] do_one_tree+0x30/0xf4 [ 83.456354][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.457158][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.457960][ T7120] kill_block_super+0x44/0x90 [ 83.458641][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.459299][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.460119][ T7120] deactivate_super+0xe0/0x100 [ 83.460842][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.461449][ T7120] __cleanup_mnt+0x20/0x30 [ 83.462089][ T7120] task_work_run+0x1dc/0x260 [ 83.462751][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.463515][ T7120] el0_svc+0x17c/0x26c [ 83.464101][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.464845][ T7120] el0t_64_sync+0x198/0x19c [ 83.465518][ T7120] irq event stamp: 632456 [ 83.466131][ T7120] hardirqs last enabled at (632455): [] finish_lock_switch+0xb0/0x1c0 [ 83.467577][ T7120] hardirqs last disabled at (632456): [] el1_brk64+0x20/0x54 [ 83.468897][ T7120] softirqs last enabled at (632446): [] local_bh_enable+0x10/0x34 [ 83.470254][ T7120] softirqs last disabled at (632444): [] local_bh_disable+0x10/0x34 [ 83.471625][ T7120] ---[ end trace 0000000000000000 ]--- [ 83.504940][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.506985][ T7120] ------------[ cut here ]------------ [ 83.506992][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 83.509567][ T7120] Modules linked in: [ 83.510183][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.511802][ T7120] Tainted: [W]=WARN [ 83.512368][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.513893][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.515092][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.516024][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.517014][ T7120] sp : ffff80009d2d7100 [ 83.517629][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5cd32e0 x27: 0000000000000001 [ 83.518787][ T7120] x26: 0000000000000000 x25: 1fffe0001cb9a65c x24: ffff0000e5cd32b8 [ 83.520003][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.521267][ T7120] x20: ffff0000d7618068 x19: ffff0000d7618000 x18: 1fffe0003377d090 [ 83.522439][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.523656][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.524876][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.526093][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 83.527271][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 83.528554][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.529742][ T7120] Call trace: [ 83.530234][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.531196][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.531979][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.532805][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.533781][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.534735][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.535507][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.536323][ T7120] iput+0x36c/0xfdc [ 83.536940][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.537746][ T7120] __dentry_kill+0x170/0x594 [ 83.538437][ T7120] shrink_kill+0xd4/0x2cc [ 83.539096][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.539805][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.540542][ T7120] do_one_tree+0x30/0xf4 [ 83.541247][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.542075][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.542890][ T7120] kill_block_super+0x44/0x90 [ 83.543632][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.544324][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.545140][ T7120] deactivate_super+0xe0/0x100 [ 83.545902][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.546629][ T7120] __cleanup_mnt+0x20/0x30 [ 83.547368][ T7120] task_work_run+0x1dc/0x260 [ 83.548091][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.548905][ T7120] el0_svc+0x17c/0x26c [ 83.549521][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.550306][ T7120] el0t_64_sync+0x198/0x19c [ 83.551032][ T7120] irq event stamp: 637480 [ 83.551692][ T7120] hardirqs last enabled at (637479): [] finish_lock_switch+0xb0/0x1c0 [ 83.553334][ T7120] hardirqs last disabled at (637480): [] el1_brk64+0x20/0x54 [ 83.554875][ T7120] softirqs last enabled at (637470): [] local_bh_enable+0x10/0x34 [ 83.556433][ T7120] softirqs last disabled at (637468): [] local_bh_disable+0x10/0x34 [ 83.558042][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 83.607897][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.607984][ T7120] ------------[ cut here ]------------ [ 83.607988][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 83.612946][ T7120] Modules linked in: [ 83.613524][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.615118][ T7120] Tainted: [W]=WARN [ 83.615675][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.617247][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.618401][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.619446][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.620362][ T7120] sp : ffff80009d2d7100 [ 83.621020][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5cd0c60 x27: 0000000000000001 [ 83.622244][ T7120] x26: 0000000000000000 x25: 1fffe0001cb9a18c x24: ffff0000e5cd0c38 [ 83.623537][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.624825][ T7120] x20: ffff0000dc170068 x19: ffff0000dc170000 x18: 1fffe00033781890 [ 83.626038][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.627271][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.628503][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.629742][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 83.631003][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 83.632194][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.633469][ T7120] Call trace: [ 83.633977][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.634952][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.635736][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.636659][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.637522][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.638353][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.639064][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.639853][ T7120] iput+0x36c/0xfdc [ 83.640407][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.641200][ T7120] __dentry_kill+0x170/0x594 [ 83.641862][ T7120] shrink_kill+0xd4/0x2cc [ 83.642571][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.643308][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.644024][ T7120] do_one_tree+0x30/0xf4 [ 83.644647][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.645411][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.646238][ T7120] kill_block_super+0x44/0x90 [ 83.646937][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.647566][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.648397][ T7120] deactivate_super+0xe0/0x100 [ 83.649091][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.649784][ T7120] __cleanup_mnt+0x20/0x30 [ 83.650442][ T7120] task_work_run+0x1dc/0x260 [ 83.651158][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.651968][ T7120] el0_svc+0x17c/0x26c [ 83.652615][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.653385][ T7120] el0t_64_sync+0x198/0x19c [ 83.654054][ T7120] irq event stamp: 645948 [ 83.654719][ T7120] hardirqs last enabled at (645947): [] irqentry_exit+0x1b4/0x2f4 [ 83.656160][ T7120] hardirqs last disabled at (645948): [] el1_brk64+0x20/0x54 [ 83.657545][ T7120] softirqs last enabled at (645940): [] local_bh_enable+0x10/0x34 [ 83.658951][ T7120] softirqs last disabled at (645938): [] local_bh_disable+0x10/0x34 [ 83.660357][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 83.701910][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.702000][ T7120] ------------[ cut here ]------------ [ 83.702004][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 83.706663][ T7120] Modules linked in: [ 83.707260][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.708792][ T7120] Tainted: [W]=WARN [ 83.709384][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.710927][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.712108][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.713088][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.714082][ T7120] sp : ffff80009d2d7100 [ 83.714730][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5da9600 x27: 0000000000000001 [ 83.715959][ T7120] x26: 0000000000000000 x25: 1fffe0001cbb52c0 x24: ffff0000e5da95d8 [ 83.717196][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.718403][ T7120] x20: ffff0000da140068 x19: ffff0000da140000 x18: 1fffe00033781890 [ 83.719629][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.720808][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.722012][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.723325][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 83.724597][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 83.725890][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.727130][ T7120] Call trace: [ 83.727651][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.728662][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.729459][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.730330][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.731158][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.731983][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.732715][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.733477][ T7120] iput+0x36c/0xfdc [ 83.734081][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.734872][ T7120] __dentry_kill+0x170/0x594 [ 83.735600][ T7120] shrink_kill+0xd4/0x2cc [ 83.736283][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.737031][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.737796][ T7120] do_one_tree+0x30/0xf4 [ 83.738489][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.739342][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.740188][ T7120] kill_block_super+0x44/0x90 [ 83.740935][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.741599][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.742361][ T7120] deactivate_super+0xe0/0x100 [ 83.743081][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.743711][ T7120] __cleanup_mnt+0x20/0x30 [ 83.744367][ T7120] task_work_run+0x1dc/0x260 [ 83.745050][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.745892][ T7120] el0_svc+0x17c/0x26c [ 83.746486][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.747200][ T7120] el0t_64_sync+0x198/0x19c [ 83.747883][ T7120] irq event stamp: 651304 [ 83.748562][ T7120] hardirqs last enabled at (651303): [] irqentry_exit+0x1b4/0x2f4 [ 83.749975][ T7120] hardirqs last disabled at (651304): [] el1_brk64+0x20/0x54 [ 83.751427][ T7120] softirqs last enabled at (651296): [] local_bh_enable+0x10/0x34 [ 83.752840][ T7120] softirqs last disabled at (651294): [] local_bh_disable+0x10/0x34 [ 83.754405][ T7120] ---[ end trace 0000000000000000 ]--- [ 83.817015][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.819062][ T7120] ------------[ cut here ]------------ [ 83.819069][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 83.821635][ T7120] Modules linked in: [ 83.822253][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.823877][ T7120] Tainted: [W]=WARN [ 83.824486][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.826025][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.827200][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.828258][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.829213][ T7120] sp : ffff80009d2d7100 [ 83.829829][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e6bc80 x27: 0000000000000001 [ 83.831249][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcd790 x24: ffff0000e5e6bc58 [ 83.832626][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.833983][ T7120] x20: ffff0000dcb3e068 x19: ffff0000dcb3e000 x18: 1fffe0003377d090 [ 83.835230][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.836530][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.837748][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.839030][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 83.840383][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 83.841718][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.843009][ T7120] Call trace: [ 83.843553][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.844609][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.845488][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.846360][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.847239][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.848087][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.848848][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.849621][ T7120] iput+0x36c/0xfdc [ 83.850238][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.851019][ T7120] __dentry_kill+0x170/0x594 [ 83.851770][ T7120] shrink_kill+0xd4/0x2cc [ 83.852409][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.853190][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.853969][ T7120] do_one_tree+0x30/0xf4 [ 83.854645][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.855502][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.856263][ T7120] kill_block_super+0x44/0x90 [ 83.857015][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.857666][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.858518][ T7120] deactivate_super+0xe0/0x100 [ 83.859222][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.859929][ T7120] __cleanup_mnt+0x20/0x30 [ 83.860607][ T7120] task_work_run+0x1dc/0x260 [ 83.861350][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.862255][ T7120] el0_svc+0x17c/0x26c [ 83.862921][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.863755][ T7120] el0t_64_sync+0x198/0x19c [ 83.864527][ T7120] irq event stamp: 658578 [ 83.865222][ T7120] hardirqs last enabled at (658577): [] finish_lock_switch+0xb0/0x1c0 [ 83.866854][ T7120] hardirqs last disabled at (658578): [] el1_brk64+0x20/0x54 [ 83.868253][ T7120] softirqs last enabled at (658568): [] local_bh_enable+0x10/0x34 [ 83.869763][ T7120] softirqs last disabled at (658566): [] local_bh_disable+0x10/0x34 [ 83.871223][ T7120] ---[ end trace 0000000000000000 ]--- [ 83.920534][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 83.922673][ T7120] ------------[ cut here ]------------ [ 83.922682][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 83.925173][ T7120] Modules linked in: [ 83.925793][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.927315][ T7120] Tainted: [W]=WARN [ 83.927841][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.929389][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.930617][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.931655][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 83.932632][ T7120] sp : ffff80009d2d7100 [ 83.933289][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5dabc80 x27: 0000000000000001 [ 83.934541][ T7120] x26: 0000000000000000 x25: 1fffe0001cbb5790 x24: ffff0000e5dabc58 [ 83.935824][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 83.937065][ T7120] x20: ffff0000e187a068 x19: ffff0000e187a000 x18: 1fffe0003377d090 [ 83.938316][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 83.939567][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 83.940900][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 83.942187][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 83.943475][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 83.944683][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.945987][ T7120] Call trace: [ 83.946492][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 83.947485][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 83.948312][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 83.949223][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 83.950109][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 83.950971][ T7120] ext4_dirty_inode+0xd4/0x104 [ 83.951707][ T7120] __mark_inode_dirty+0x358/0x15bc [ 83.952497][ T7120] iput+0x36c/0xfdc [ 83.953119][ T7120] dentry_unlink_inode+0x384/0x45c [ 83.953889][ T7120] __dentry_kill+0x170/0x594 [ 83.954601][ T7120] shrink_kill+0xd4/0x2cc [ 83.955330][ T7120] shrink_dentry_list+0x31c/0x6cc [ 83.956117][ T7120] shrink_dcache_tree+0xc0/0x290 [ 83.956877][ T7120] do_one_tree+0x30/0xf4 [ 83.957526][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 83.958390][ T7120] generic_shutdown_super+0x68/0x2b8 [ 83.959235][ T7120] kill_block_super+0x44/0x90 [ 83.959938][ T7120] ext4_kill_sb+0x68/0xa4 [ 83.960596][ T7120] deactivate_locked_super+0xc4/0x12c [ 83.961437][ T7120] deactivate_super+0xe0/0x100 [ 83.962150][ T7120] cleanup_mnt+0x31c/0x3ac [ 83.962851][ T7120] __cleanup_mnt+0x20/0x30 [ 83.963498][ T7120] task_work_run+0x1dc/0x260 [ 83.964238][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 83.965043][ T7120] el0_svc+0x17c/0x26c [ 83.965691][ T7120] el0t_64_sync_handler+0x84/0x12c [ 83.966502][ T7120] el0t_64_sync+0x198/0x19c [ 83.967190][ T7120] irq event stamp: 664096 [ 83.967903][ T7120] hardirqs last enabled at (664095): [] finish_lock_switch+0xb0/0x1c0 [ 83.969431][ T7120] hardirqs last disabled at (664096): [] el1_brk64+0x20/0x54 [ 83.970787][ T7120] softirqs last enabled at (664086): [] local_bh_enable+0x10/0x34 [ 83.972272][ T7120] softirqs last disabled at (664084): [] local_bh_disable+0x10/0x34 [ 83.973727][ T7120] ---[ end trace 0000000000000000 ]--- [ 84.036237][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.038335][ T7120] ------------[ cut here ]------------ [ 84.038343][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 84.040912][ T7120] Modules linked in: [ 84.041596][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.043214][ T7120] Tainted: [W]=WARN [ 84.043805][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.045314][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.046553][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.047523][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.048521][ T7120] sp : ffff80009d2d7100 [ 84.049136][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5dae300 x27: 0000000000000001 [ 84.050296][ T7120] x26: 0000000000000000 x25: 1fffe0001cbb5c60 x24: ffff0000e5dae2d8 [ 84.051506][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.052753][ T7120] x20: ffff0000cb9c4068 x19: ffff0000cb9c4000 x18: 1fffe0003377d090 [ 84.054043][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.055380][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.056619][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.057943][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 84.059292][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 84.060545][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.061802][ T7120] Call trace: [ 84.062300][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.063238][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.064030][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.064929][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.065740][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.066579][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.067366][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.068108][ T7120] iput+0x36c/0xfdc [ 84.068707][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.069511][ T7120] __dentry_kill+0x170/0x594 [ 84.070229][ T7120] shrink_kill+0xd4/0x2cc [ 84.070883][ T7120] shrink_dentry_list+0x31c/0x6cc [ 84.071622][ T7120] shrink_dcache_tree+0xc0/0x290 [ 84.072378][ T7120] do_one_tree+0x30/0xf4 [ 84.073131][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 84.074026][ T7120] generic_shutdown_super+0x68/0x2b8 [ 84.074843][ T7120] kill_block_super+0x44/0x90 [ 84.075563][ T7120] ext4_kill_sb+0x68/0xa4 [ 84.076248][ T7120] deactivate_locked_super+0xc4/0x12c [ 84.077116][ T7120] deactivate_super+0xe0/0x100 [ 84.077873][ T7120] cleanup_mnt+0x31c/0x3ac [ 84.078607][ T7120] __cleanup_mnt+0x20/0x30 [ 84.079302][ T7120] task_work_run+0x1dc/0x260 [ 84.080057][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 84.080899][ T7120] el0_svc+0x17c/0x26c [ 84.081560][ T7120] el0t_64_sync_handler+0x84/0x12c [ 84.082311][ T7120] el0t_64_sync+0x198/0x19c [ 84.083030][ T7120] irq event stamp: 669344 [ 84.083706][ T7120] hardirqs last enabled at (669343): [] finish_lock_switch+0xb0/0x1c0 [ 84.085196][ T7120] hardirqs last disabled at (669344): [] el1_brk64+0x20/0x54 [ 84.086543][ T7120] softirqs last enabled at (669334): [] local_bh_enable+0x10/0x34 [ 84.088028][ T7120] softirqs last disabled at (669332): [] local_bh_disable+0x10/0x34 [ 84.089443][ T7120] ---[ end trace 0000000000000000 ]--- [ 84.128431][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.131918][ T7120] ------------[ cut here ]------------ [ 84.131926][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 84.134543][ T7120] Modules linked in: [ 84.135133][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.136666][ T7120] Tainted: [W]=WARN [ 84.137256][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.138699][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.139839][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.140838][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.141822][ T7120] sp : ffff80009d2d7100 [ 84.142457][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fc82c0 x27: 0000000000000001 [ 84.143727][ T7120] x26: 0000000000000000 x25: 1fffe0001cbf9058 x24: ffff0000e5fc8298 [ 84.145029][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.146232][ T7120] x20: ffff0000e19ec068 x19: ffff0000e19ec000 x18: 1fffe0003377d090 [ 84.147455][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.148731][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.149939][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.151216][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 84.152516][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 84.153790][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.155094][ T7120] Call trace: [ 84.155577][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.156572][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.157358][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.158237][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.159100][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.159914][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.160653][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.161403][ T7120] iput+0x36c/0xfdc [ 84.161975][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.162810][ T7120] __dentry_kill+0x170/0x594 [ 84.163493][ T7120] shrink_kill+0xd4/0x2cc [ 84.164134][ T7120] shrink_dentry_list+0x31c/0x6cc [ 84.164914][ T7120] shrink_dcache_tree+0xc0/0x290 [ 84.165620][ T7120] do_one_tree+0x30/0xf4 [ 84.166287][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 84.167143][ T7120] generic_shutdown_super+0x68/0x2b8 [ 84.167949][ T7120] kill_block_super+0x44/0x90 [ 84.168694][ T7120] ext4_kill_sb+0x68/0xa4 [ 84.169345][ T7120] deactivate_locked_super+0xc4/0x12c [ 84.170142][ T7120] deactivate_super+0xe0/0x100 [ 84.170882][ T7120] cleanup_mnt+0x31c/0x3ac [ 84.171560][ T7120] __cleanup_mnt+0x20/0x30 [ 84.172231][ T7120] task_work_run+0x1dc/0x260 [ 84.172939][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 84.173714][ T7120] el0_svc+0x17c/0x26c [ 84.174337][ T7120] el0t_64_sync_handler+0x84/0x12c [ 84.175056][ T7120] el0t_64_sync+0x198/0x19c [ 84.175785][ T7120] irq event stamp: 674876 [ 84.176421][ T7120] hardirqs last enabled at (674875): [] finish_lock_switch+0xb0/0x1c0 [ 84.177855][ T7120] hardirqs last disabled at (674876): [] el1_brk64+0x20/0x54 [ 84.179155][ T7120] softirqs last enabled at (674866): [] local_bh_enable+0x10/0x34 [ 84.180577][ T7120] softirqs last disabled at (674864): [] local_bh_disable+0x10/0x34 [ 84.182110][ T7120] ---[ end trace 0000000000000000 ]--- [ 84.220626][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umoun ** replaying previous printk message ** [ 84.220626][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.222374][ T7120] ------------[ cut here ]------------ [ 84.222380][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 84.227322][ T7120] Modules linked in: [ 84.227931][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.229584][ T7120] Tainted: [W]=WARN [ 84.230214][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.231749][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.232939][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.233919][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.234921][ T7120] sp : ffff80009d2d7100 [ 84.235543][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e69600 x27: 0000000000000001 [ 84.236730][ T7120] x26: 0000000000000000 x25: 1fffe0001cbcd2c0 x24: ffff0000e5e695d8 [ 84.237929][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.239197][ T7120] x20: ffff0000d936a068 x19: ffff0000d936a000 x18: 1fffe00033781890 [ 84.240474][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.241645][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.242879][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.244083][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 84.245273][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 84.246536][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.247761][ T7120] Call trace: [ 84.248263][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.249277][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.250028][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.250923][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.251757][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.252609][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.253347][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.254135][ T7120] iput+0x36c/0xfdc [ 84.254780][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.255619][ T7120] __dentry_kill+0x170/0x594 [ 84.256304][ T7120] shrink_kill+0xd4/0x2cc [ 84.257001][ T7120] shrink_dentry_list+0x31c/0x6cc [ 84.257769][ T7120] shrink_dcache_tree+0xc0/0x290 [ 84.258480][ T7120] do_one_tree+0x30/0xf4 [ 84.259052][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 84.259839][ T7120] generic_shutdown_super+0x68/0x2b8 [ 84.260722][ T7120] kill_block_super+0x44/0x90 [ 84.261404][ T7120] ext4_kill_sb+0x68/0xa4 [ 84.262086][ T7120] deactivate_locked_super+0xc4/0x12c [ 84.262945][ T7120] deactivate_super+0xe0/0x100 [ 84.263624][ T7120] cleanup_mnt+0x31c/0x3ac [ 84.264333][ T7120] __cleanup_mnt+0x20/0x30 [ 84.265012][ T7120] task_work_run+0x1dc/0x260 [ 84.265700][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 84.266547][ T7120] el0_svc+0x17c/0x26c [ 84.267173][ T7120] el0t_64_sync_handler+0x84/0x12c [ 84.267930][ T7120] el0t_64_sync+0x198/0x19c [ 84.268627][ T7120] irq event stamp: 680854 [ 84.269252][ T7120] hardirqs last enabled at (680853): [] finish_lock_switch+0xb0/0x1c0 [ 84.270687][ T7120] hardirqs last disabled at (680854): [] el1_brk64+0x20/0x54 [ 84.272052][ T7120] softirqs last enabled at (680844): [] local_bh_enable+0x10/0x34 [ 84.273446][ T7120] softirqs last disabled at (680842): [] local_bh_disable+0x10/0x34 [ 84.274872][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 84.318801][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.318887][ T7120] ------------[ cut here ]------------ [ 84.318890][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 84.324191][ T7120] Modules linked in: [ 84.324833][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.326536][ T7120] Tainted: [W]=WARN [ 84.327095][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.328570][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.329737][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.330714][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.331689][ T7120] sp : ffff80009d2d7100 [ 84.332326][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fcd960 x27: 0000000000000001 [ 84.333591][ T7120] x26: 0000000000000000 x25: 1fffe0001cbf9b2c x24: ffff0000e5fcd938 [ 84.334847][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.336050][ T7120] x20: ffff0000cae6e068 x19: ffff0000cae6e000 x18: 1fffe00033781890 [ 84.337373][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.338602][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.339855][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.341066][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 84.342359][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 84.343558][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.344821][ T7120] Call trace: [ 84.345307][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.346349][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.347175][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.348030][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.348890][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.349748][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.350485][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.351256][ T7120] iput+0x36c/0xfdc [ 84.351848][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.352650][ T7120] __dentry_kill+0x170/0x594 [ 84.353369][ T7120] shrink_kill+0xd4/0x2cc [ 84.353984][ T7120] shrink_dentry_list+0x31c/0x6cc [ 84.354763][ T7120] shrink_dcache_tree+0xc0/0x290 [ 84.355526][ T7120] do_one_tree+0x30/0xf4 [ 84.356197][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 84.357058][ T7120] generic_shutdown_super+0x68/0x2b8 [ 84.357870][ T7120] kill_block_super+0x44/0x90 [ 84.358553][ T7120] ext4_kill_sb+0x68/0xa4 [ 84.359228][ T7120] deactivate_locked_super+0xc4/0x12c [ 84.360066][ T7120] deactivate_super+0xe0/0x100 [ 84.360806][ T7120] cleanup_mnt+0x31c/0x3ac [ 84.361447][ T7120] __cleanup_mnt+0x20/0x30 [ 84.362139][ T7120] task_work_run+0x1dc/0x260 [ 84.362825][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 84.363679][ T7120] el0_svc+0x17c/0x26c [ 84.364333][ T7120] el0t_64_sync_handler+0x84/0x12c [ 84.365153][ T7120] el0t_64_sync+0x198/0x19c [ 84.365844][ T7120] irq event stamp: 686262 [ 84.366487][ T7120] hardirqs last enabled at (686261): [] irqentry_exit+0x1b4/0x2f4 [ 84.368032][ T7120] hardirqs last disabled at (686262): [] el1_brk64+0x20/0x54 [ 84.369473][ T7120] softirqs last enabled at (686254): [] local_bh_enable+0x10/0x34 [ 84.370896][ T7120] softirqs last disabled at (686252): [] local_bh_disable+0x10/0x34 [ 84.372378][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 84.424509][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.424598][ T7120] ------------[ cut here ]------------ [ 84.424602][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 84.429743][ T7120] Modules linked in: [ 84.430335][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.431973][ T7120] Tainted: [W]=WARN [ 84.432565][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.434077][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.435233][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.436255][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.437256][ T7120] sp : ffff80009d2d7100 [ 84.437872][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fcbc80 x27: 0000000000000001 [ 84.439089][ T7120] x26: 0000000000000000 x25: 1fffe0001cbf9790 x24: ffff0000e5fcbc58 [ 84.440283][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.441471][ T7120] x20: ffff0000d88ce068 x19: ffff0000d88ce000 x18: 1fffe00033781890 [ 84.442665][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.443969][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.445196][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.446444][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 84.447741][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 84.448931][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.450198][ T7120] Call trace: [ 84.450675][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.451658][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.452461][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.453329][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.454130][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.454983][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.455682][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.456486][ T7120] iput+0x36c/0xfdc [ 84.457028][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.457781][ T7120] __dentry_kill+0x170/0x594 [ 84.458497][ T7120] shrink_kill+0xd4/0x2cc [ 84.459149][ T7120] shrink_dentry_list+0x31c/0x6cc [ 84.459898][ T7120] shrink_dcache_tree+0xc0/0x290 [ 84.460683][ T7120] do_one_tree+0x30/0xf4 [ 84.461379][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 84.462192][ T7120] generic_shutdown_super+0x68/0x2b8 [ 84.462978][ T7120] kill_block_super+0x44/0x90 [ 84.463727][ T7120] ext4_kill_sb+0x68/0xa4 [ 84.464394][ T7120] deactivate_locked_super+0xc4/0x12c [ 84.465233][ T7120] deactivate_super+0xe0/0x100 [ 84.465950][ T7120] cleanup_mnt+0x31c/0x3ac [ 84.466640][ T7120] __cleanup_mnt+0x20/0x30 [ 84.467342][ T7120] task_work_run+0x1dc/0x260 [ 84.468045][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 84.468858][ T7120] el0_svc+0x17c/0x26c [ 84.469450][ T7120] el0t_64_sync_handler+0x84/0x12c [ 84.470199][ T7120] el0t_64_sync+0x198/0x19c [ 84.470860][ T7120] irq event stamp: 691444 [ 84.471485][ T7120] hardirqs last enabled at (691443): [] irqentry_exit+0x1b4/0x2f4 [ 84.472912][ T7120] hardirqs last disabled at (691444): [] el1_brk64+0x20/0x54 [ 84.474198][ T7120] softirqs last enabled at (691436): [] local_bh_enable+0x10/0x34 [ 84.475561][ T7120] softirqs last disabled at (691434): [] local_bh_disable+0x10/0x34 [ 84.477037][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 84.532132][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.532226][ T7120] ------------[ cut here ]------------ [ 84.532230][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 84.537321][ T7120] Modules linked in: [ 84.537930][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.539589][ T7120] Tainted: [W]=WARN [ 84.540203][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.541759][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.543007][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.544002][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.545021][ T7120] sp : ffff80009d2d7100 [ 84.545638][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fce300 x27: 0000000000000001 [ 84.546872][ T7120] x26: 0000000000000000 x25: 1fffe0001cbf9c60 x24: ffff0000e5fce2d8 [ 84.548126][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.549317][ T7120] x20: ffff0000d9424068 x19: ffff0000d9424000 x18: 1fffe00033781890 [ 84.550553][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.551792][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.552937][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.554279][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 84.555519][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 84.556755][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.558009][ T7120] Call trace: [ 84.558529][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.559537][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.560315][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.561194][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.562056][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.562919][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.563632][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.564426][ T7120] iput+0x36c/0xfdc [ 84.564972][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.565740][ T7120] __dentry_kill+0x170/0x594 [ 84.566431][ T7120] shrink_kill+0xd4/0x2cc [ 84.567150][ T7120] shrink_dentry_list+0x31c/0x6cc [ 84.567934][ T7120] shrink_dcache_tree+0xc0/0x290 [ 84.568727][ T7120] do_one_tree+0x30/0xf4 [ 84.569358][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 84.570156][ T7120] generic_shutdown_super+0x68/0x2b8 [ 84.570994][ T7120] kill_block_super+0x44/0x90 [ 84.571697][ T7120] ext4_kill_sb+0x68/0xa4 [ 84.572421][ T7120] deactivate_locked_super+0xc4/0x12c [ 84.573245][ T7120] deactivate_super+0xe0/0x100 [ 84.574013][ T7120] cleanup_mnt+0x31c/0x3ac [ 84.574734][ T7120] __cleanup_mnt+0x20/0x30 [ 84.575441][ T7120] task_work_run+0x1dc/0x260 [ 84.576140][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 84.577092][ T7120] el0_svc+0x17c/0x26c [ 84.577814][ T7120] el0t_64_sync_handler+0x84/0x12c [ 84.578643][ T7120] el0t_64_sync+0x198/0x19c [ 84.579370][ T7120] irq event stamp: 697048 [ 84.580049][ T7120] hardirqs last enabled at (697047): [] irqentry_exit+0x1b4/0x2f4 [ 84.581560][ T7120] hardirqs last disabled at (697048): [] el1_brk64+0x20/0x54 [ 84.582941][ T7120] softirqs last enabled at (697040): [] local_bh_enable+0x10/0x34 [ 84.584409][ T7120] softirqs last disabled at (697038): [] local_bh_disable+0x10/0x34 [ 84.585832][ T7120] ---[ end trace 0000000000000000 ]--- [ 84.621801][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.623881][ T7120] ------------[ cut here ]------------ [ 84.623890][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 84.626623][ T7120] Modules linked in: [ 84.627259][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.628955][ T7120] Tainted: [W]=WARN [ 84.629559][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.631241][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.632464][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.633519][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.634529][ T7120] sp : ffff80009d2d7100 [ 84.635144][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e38c60 x27: 0000000000000001 [ 84.636461][ T7120] x26: 0000000000000000 x25: 1fffe0001cbc718c x24: ffff0000e5e38c38 [ 84.637825][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.639027][ T7120] x20: ffff0000da7dc068 x19: ffff0000da7dc000 x18: 1fffe0003377d090 [ 84.640268][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.641465][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.642636][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.643847][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 84.645104][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 84.646471][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.647812][ T7120] Call trace: [ 84.648350][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.649391][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.650193][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.651147][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.652022][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.652833][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.653680][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.654532][ T7120] iput+0x36c/0xfdc [ 84.655188][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.656068][ T7120] __dentry_kill+0x170/0x594 [ 84.656797][ T7120] shrink_kill+0xd4/0x2cc [ 84.657497][ T7120] shrink_dentry_list+0x31c/0x6cc [ 84.658278][ T7120] shrink_dcache_tree+0xc0/0x290 [ 84.659055][ T7120] do_one_tree+0x30/0xf4 [ 84.659694][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 84.660597][ T7120] generic_shutdown_super+0x68/0x2b8 [ 84.661421][ T7120] kill_block_super+0x44/0x90 [ 84.662147][ T7120] ext4_kill_sb+0x68/0xa4 [ 84.662834][ T7120] deactivate_locked_super+0xc4/0x12c [ 84.663664][ T7120] deactivate_super+0xe0/0x100 [ 84.664373][ T7120] cleanup_mnt+0x31c/0x3ac [ 84.665085][ T7120] __cleanup_mnt+0x20/0x30 [ 84.665774][ T7120] task_work_run+0x1dc/0x260 [ 84.666512][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 84.667370][ T7120] el0_svc+0x17c/0x26c [ 84.667946][ T7120] el0t_64_sync_handler+0x84/0x12c [ 84.668733][ T7120] el0t_64_sync+0x198/0x19c [ 84.669436][ T7120] irq event stamp: 702296 [ 84.670082][ T7120] hardirqs last enabled at (702295): [] finish_lock_switch+0xb0/0x1c0 [ 84.671603][ T7120] hardirqs last disabled at (702296): [] el1_brk64+0x20/0x54 [ 84.672913][ T7120] softirqs last enabled at (702286): [] local_bh_enable+0x10/0x34 [ 84.674360][ T7120] softirqs last disabled at (702284): [] local_bh_disable+0x10/0x34 [ 84.675871][ T7120] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 84.716062][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.716154][ T7120] ------------[ cut here ]------------ [ 84.716157][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7120 [ 84.721286][ T7120] Modules linked in: [ 84.721913][ T7120] CPU: 0 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.723541][ T7120] Tainted: [W]=WARN [ 84.724126][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.725673][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.726916][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.727934][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.729002][ T7120] sp : ffff80009d2d7100 [ 84.729709][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5e87640 x27: 0000000000000001 [ 84.731043][ T7120] x26: 0000000000000000 x25: 1fffe0001cbd0ec8 x24: ffff0000e5e87618 [ 84.732297][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.733579][ T7120] x20: ffff0000d752c068 x19: ffff0000d752c000 x18: 1fffe0003377d090 [ 84.734851][ T7120] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.736132][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.737380][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.738595][ T7120] x8 : b79d591558fe1400 x7 : ffff800080575c38 x6 : 0000000000000000 [ 84.739861][ T7120] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 84.741125][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.742368][ T7120] Call trace: [ 84.742860][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.743838][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.744648][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.745567][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.746422][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.747259][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.747975][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.748768][ T7120] iput+0x36c/0xfdc [ 84.749345][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.750197][ T7120] __dentry_kill+0x170/0x594 [ 84.750893][ T7120] shrink_kill+0xd4/0x2cc [ 84.751574][ T7120] shrink_dentry_list+0x31c/0x6cc [ 84.752356][ T7120] shrink_dcache_tree+0xc0/0x290 [ 84.753074][ T7120] do_one_tree+0x30/0xf4 [ 84.753825][ T7120] shrink_dcache_for_umount+0xa0/0x168 [ 84.754708][ T7120] generic_shutdown_super+0x68/0x2b8 [ 84.755574][ T7120] kill_block_super+0x44/0x90 [ 84.756317][ T7120] ext4_kill_sb+0x68/0xa4 [ 84.757021][ T7120] deactivate_locked_super+0xc4/0x12c [ 84.757830][ T7120] deactivate_super+0xe0/0x100 [ 84.758601][ T7120] cleanup_mnt+0x31c/0x3ac [ 84.759282][ T7120] __cleanup_mnt+0x20/0x30 [ 84.759909][ T7120] task_work_run+0x1dc/0x260 [ 84.760638][ T7120] exit_to_user_mode_loop+0x10c/0x18c [ 84.761432][ T7120] el0_svc+0x17c/0x26c [ 84.762050][ T7120] el0t_64_sync_handler+0x84/0x12c [ 84.762820][ T7120] el0t_64_sync+0x198/0x19c [ 84.763495][ T7120] irq event stamp: 707560 [ 84.764104][ T7120] hardirqs last enabled at (707559): [] irqentry_exit+0x1b4/0x2f4 [ 84.765507][ T7120] hardirqs last disabled at (707560): [] el1_brk64+0x20/0x54 [ 84.766848][ T7120] softirqs last enabled at (707552): [] local_bh_enable+0x10/0x34 [ 84.768227][ T7120] softirqs last disabled at (707550): [] local_bh_disable+0x10/0x34 [ 84.769680][ T7120] ---[ end trace 0000000000000000 ]--- [ 84.816226][ T7120] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 84.818173][ T7120] ------------[ cut here ]------------ [ 84.818180][ T7120] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7120 [ 84.820836][ T7120] Modules linked in: [ 84.821396][ T7120] CPU: 1 UID: 0 PID: 7120 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.823053][ T7120] Tainted: [W]=WARN [ 84.823657][ T7120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.825091][ T7120] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.826300][ T7120] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.827269][ T7120] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 84.828213][ T7120] sp : ffff80009d2d7100 [ 84.828854][ T7120] x29: ffff80009d2d7260 x28: ffff0000e5fde300 x27: 0000000000000001 [ 84.830107][ T7120] x26: 0000000000000000 x25: 1fffe0001cbfbc60 x24: ffff0000e5fde2d8 [ 84.831371][ T7120] x23: ffff700013a5ae34 x22: 0000000000000000 x21: dfff800000000000 [ 84.832657][ T7120] x20: ffff0000c6f66068 x19: ffff0000c6f66000 x18: 1fffe00033781890 [ 84.833838][ T7120] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 84.835045][ T7120] x14: 1ffff00013a5ad74 x13: 0000000000000000 x12: 0000000000000000 [ 84.836229][ T7120] x11: ffff700013a5ad75 x10: 0000000000ff0100 x9 : b79d591558fe1400 [ 84.837431][ T7120] x8 : b79d591558fe1400 x7 : ffff80008049e510 x6 : 0000000000000000 [ 84.838673][ T7120] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 84.839935][ T7120] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 84.841109][ T7120] Call trace: [ 84.841580][ T7120] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 84.842514][ T7120] ext4_xattr_block_set+0x1bc/0x24bc [ 84.843333][ T7120] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 84.844186][ T7120] __ext4_expand_extra_isize+0x2a0/0x37c [ 84.845066][ T7120] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 84.845909][ T7120] ext4_dirty_inode+0xd4/0x104 [ 84.846663][ T7120] __mark_inode_dirty+0x358/0x15bc [ 84.847475][ T7120] iput+0x36c/0xfdc [ 84.848088][ T7120] dentry_unlink_inode+0x384/0x45c [ 84.848835][ T7120] __dentry_kill+0x170/0x594 [ 84.849541][ T7120] shrink_kill+0xd4/0x2cc [ 84.850182][ T7120] shrink_dentry_list+0x31c/0x6cc