Warning: Permanently added '10.128.1.105' (ED25519) to the list of known hosts. 1970/01/01 00:00:57 ignoring optional flag "type"="gce" 1970/01/01 00:00:58 parsed 1 programs [ 59.594242][ T6902] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 63.896699][ T6951] chnl_net:caif_netlink_parms(): no params data found [ 63.931636][ T6951] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.931699][ T6951] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.931751][ T6951] bridge_slave_0: entered allmulticast mode [ 63.932184][ T6951] bridge_slave_0: entered promiscuous mode [ 63.932939][ T6951] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.932977][ T6951] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.933020][ T6951] bridge_slave_1: entered allmulticast mode [ 63.933406][ T6951] bridge_slave_1: entered promiscuous mode [ 63.945307][ T6951] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.946156][ T6951] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.958681][ T6951] team0: Port device team_slave_0 added [ 63.959489][ T6951] team0: Port device team_slave_1 added [ 63.966408][ T6951] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.966426][ T6951] 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. [ 63.966440][ T6951] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.966942][ T6951] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.966948][ T6951] 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. [ 63.966959][ T6951] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.984607][ T6951] hsr_slave_0: entered promiscuous mode [ 63.985561][ T6951] hsr_slave_1: entered promiscuous mode [ 64.468944][ T6951] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.471369][ T6951] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.475527][ T6951] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.487157][ T6951] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.495131][ T6951] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.495168][ T6951] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.495240][ T6951] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.495278][ T6951] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.514322][ T6951] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.515866][ T2467] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.516973][ T2467] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.521394][ T2073] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.522954][ T2073] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.528331][ T6951] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.535963][ T3796] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.535998][ T3796] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.540717][ T3796] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.540750][ T3796] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.603188][ T6951] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.618432][ T6951] veth0_vlan: entered promiscuous mode [ 64.621223][ T6951] veth1_vlan: entered promiscuous mode [ 64.629251][ T6951] veth0_macvtap: entered promiscuous mode [ 64.631358][ T6951] veth1_macvtap: entered promiscuous mode [ 64.636252][ T6951] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.638586][ T6951] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.642396][ T361] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.642436][ T361] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.642454][ T361] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.642467][ T361] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.837110][ T3796] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.879119][ T3796] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.882365][ T361] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.882383][ T361] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.894128][ T361] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.894154][ T361] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.909352][ T3796] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.962744][ T3796] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.072225][ T6164] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 65.076994][ T6164] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 65.078648][ T6164] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 65.080522][ T6164] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 65.082065][ T6164] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:01:05 executed programs: 0 [ 65.181622][ T6164] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 65.183437][ T6164] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 65.185374][ T6164] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 65.186962][ T6164] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 65.188675][ T6164] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 65.239070][ T7105] chnl_net:caif_netlink_parms(): no params data found [ 65.289418][ T7105] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.290804][ T7105] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.292331][ T7105] bridge_slave_0: entered allmulticast mode [ 65.294002][ T7105] bridge_slave_0: entered promiscuous mode [ 65.296271][ T7105] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.297727][ T7105] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.299209][ T7105] bridge_slave_1: entered allmulticast mode [ 65.300971][ T7105] bridge_slave_1: entered promiscuous mode [ 65.312593][ T7105] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.316127][ T7105] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.325701][ T7105] team0: Port device team_slave_0 added [ 65.327554][ T7105] team0: Port device team_slave_1 added [ 65.335650][ T7105] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 65.336808][ T7105] 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. [ 65.340991][ T7105] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 65.343552][ T7105] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 65.344769][ T7105] 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. [ 65.349172][ T7105] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 65.367634][ T7105] hsr_slave_0: entered promiscuous mode [ 65.369099][ T7105] hsr_slave_1: entered promiscuous mode [ 65.370786][ T7105] debugfs: 'hsr0' already exists in 'hsr' [ 65.371902][ T7105] Cannot create hsr debugfs directory [ 67.234922][ T6164] Bluetooth: hci1: command tx timeout [ 67.833962][ T3796] bridge_slave_1: left allmulticast mode [ 67.833993][ T3796] bridge_slave_1: left promiscuous mode [ 67.834061][ T3796] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.837912][ T3796] bridge_slave_0: left allmulticast mode [ 67.837935][ T3796] bridge_slave_0: left promiscuous mode [ 67.837995][ T3796] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.978377][ T3796] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 68.026096][ T3796] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 68.038536][ T3796] bond0 (unregistering): Released all slaves [ 68.101479][ T3796] hsr_slave_0: left promiscuous mode [ 68.102506][ T3796] hsr_slave_1: left promiscuous mode [ 68.102730][ T3796] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 68.102741][ T3796] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 68.103441][ T3796] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 68.103451][ T3796] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 68.108662][ T3796] veth1_macvtap: left promiscuous mode [ 68.108692][ T3796] veth0_macvtap: left promiscuous mode [ 68.108737][ T3796] veth1_vlan: left promiscuous mode [ 68.109029][ T3796] veth0_vlan: left promiscuous mode [ 68.232334][ T3796] team0 (unregistering): Port device team_slave_1 removed [ 68.239239][ T3796] team0 (unregistering): Port device team_slave_0 removed [ 68.486923][ T7105] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.489839][ T7105] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.492476][ T7105] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.494701][ T7105] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.527529][ T7105] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.530313][ T7105] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.533598][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.533636][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.536381][ T3939] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.536401][ T3939] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.616273][ T7105] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.629968][ T7105] veth0_vlan: entered promiscuous mode [ 68.631695][ T7105] veth1_vlan: entered promiscuous mode [ 68.698381][ T7105] veth0_macvtap: entered promiscuous mode [ 68.699461][ T7105] veth1_macvtap: entered promiscuous mode [ 68.703023][ T7105] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.704386][ T7105] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.708410][ T2073] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.710058][ T2073] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.711491][ T2073] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.713001][ T2073] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.741407][ T2073] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.742817][ T2073] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.752898][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.752925][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.786946][ T7223] loop0: detected capacity change from 0 to 1024 [ 68.810735][ T7223] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 68.817985][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 68.818071][ T7105] ------------[ cut here ]------------ [ 68.818074][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 68.823027][ T7105] Modules linked in: [ 68.823606][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 68.824945][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 68.826386][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 68.827591][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 68.828561][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 68.829537][ T7105] sp : ffff80009fe07100 [ 68.830171][ T7105] x29: ffff80009fe07260 x28: ffff0000dcc36ca0 x27: 0000000000000001 [ 68.831369][ T7105] x26: 0000000000000000 x25: 1fffe0001b986d94 x24: ffff0000dcc36c78 [ 68.832517][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 68.833714][ T7105] x20: ffff0000d7e20068 x19: ffff0000d7e20000 x18: 00000000ffffffff [ 68.834969][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 68.836201][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 68.837460][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 68.838679][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 68.839912][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 68.841120][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 68.842298][ T7105] Call trace: [ 68.842743][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 68.843725][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 68.844532][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 68.845415][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 68.846279][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 68.847080][ T7105] ext4_dirty_inode+0xd4/0x104 [ 68.847780][ T7105] __mark_inode_dirty+0x358/0x15bc [ 68.848533][ T7105] iput+0x36c/0xfdc [ 68.849083][ T7105] dentry_unlink_inode+0x384/0x45c [ 68.849823][ T7105] __dentry_kill+0x170/0x594 [ 68.850545][ T7105] shrink_kill+0xd4/0x2cc [ 68.851202][ T7105] shrink_dentry_list+0x31c/0x6cc [ 68.851999][ T7105] shrink_dcache_tree+0xc0/0x290 [ 68.852796][ T7105] do_one_tree+0x30/0xf4 [ 68.853464][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 68.854292][ T7105] generic_shutdown_super+0x68/0x2b8 [ 68.855096][ T7105] kill_block_super+0x44/0x90 [ 68.855843][ T7105] ext4_kill_sb+0x68/0xa4 [ 68.856509][ T7105] deactivate_locked_super+0xc4/0x12c [ 68.857300][ T7105] deactivate_super+0xe0/0x100 [ 68.857979][ T7105] cleanup_mnt+0x31c/0x3ac [ 68.858692][ T7105] __cleanup_mnt+0x20/0x30 [ 68.859383][ T7105] task_work_run+0x1dc/0x260 [ 68.860140][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 68.860976][ T7105] el0_svc+0x17c/0x26c [ 68.861565][ T7105] el0t_64_sync_handler+0x84/0x12c [ 68.862375][ T7105] el0t_64_sync+0x198/0x19c [ 68.863067][ T7105] irq event stamp: 165524 [ 68.863729][ T7105] hardirqs last enabled at (165523): [] irqentry_exit+0x1b4/0x2f4 [ 68.865124][ T7105] hardirqs last disabled at (165524): [] el1_brk64+0x20/0x54 [ 68.866382][ T7105] softirqs last enabled at (165516): [] local_bh_enable+0x10/0x34 [ 68.867873][ T7105] softirqs last disabled at (165514): [] local_bh_disable+0x10/0x34 [ 68.869322][ T7105] ---[ end trace 0000000000000000 ]--- [ 68.872411][ T7105] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2857: Unable to expand inode 12. Delete some EAs or run e2fsck. [ 68.875961][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 68.893761][ T7228] loop0: detected capacity change from 0 to 1024 [ 68.921603][ T7228] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 68.927660][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 68.929695][ T7105] ------------[ cut here ]------------ [ 68.929702][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 68.932009][ T7105] Modules linked in: [ 68.932574][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 68.934193][ T7105] Tainted: [W]=WARN [ 68.934741][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 68.936189][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 68.937329][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 68.938289][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 68.939338][ T7105] sp : ffff80009fe07100 [ 68.939942][ T7105] x29: ffff80009fe07260 x28: ffff0000e62d9600 x27: 0000000000000001 [ 68.941122][ T7105] x26: 0000000000000000 x25: 1fffe0001cc5b2c0 x24: ffff0000e62d95d8 [ 68.942384][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 68.943669][ T7105] x20: ffff0000d6578068 x19: ffff0000d6578000 x18: 1fffe00033781890 [ 68.944879][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 68.946145][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 68.947485][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 68.948757][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 68.950051][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 68.951209][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 68.952376][ T7105] Call trace: [ 68.952899][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 68.953895][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 68.954665][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 68.955560][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 68.956419][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 68.957244][ T7105] ext4_dirty_inode+0xd4/0x104 [ 68.957956][ T7105] __mark_inode_dirty+0x358/0x15bc [ 68.958706][ T7105] iput+0x36c/0xfdc [ 68.959260][ T7105] dentry_unlink_inode+0x384/0x45c [ 68.960019][ T7105] __dentry_kill+0x170/0x594 [ 68.960674][ T7105] shrink_kill+0xd4/0x2cc [ 68.961418][ T7105] shrink_dentry_list+0x31c/0x6cc [ 68.962190][ T7105] shrink_dcache_tree+0xc0/0x290 [ 68.962922][ T7105] do_one_tree+0x30/0xf4 [ 68.963560][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 68.964386][ T7105] generic_shutdown_super+0x68/0x2b8 [ 68.965169][ T7105] kill_block_super+0x44/0x90 [ 68.965898][ T7105] ext4_kill_sb+0x68/0xa4 [ 68.966525][ T7105] deactivate_locked_super+0xc4/0x12c [ 68.967352][ T7105] deactivate_super+0xe0/0x100 [ 68.968018][ T7105] cleanup_mnt+0x31c/0x3ac [ 68.968686][ T7105] __cleanup_mnt+0x20/0x30 [ 68.969340][ T7105] task_work_run+0x1dc/0x260 [ 68.970077][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 68.970866][ T7105] el0_svc+0x17c/0x26c [ 68.971484][ T7105] el0t_64_sync_handler+0x84/0x12c [ 68.972252][ T7105] el0t_64_sync+0x198/0x19c [ 68.973024][ T7105] irq event stamp: 172318 [ 68.973646][ T7105] hardirqs last enabled at (172317): [] finish_lock_switch+0xb0/0x1c0 [ 68.975049][ T7105] hardirqs last disabled at (172318): [] el1_brk64+0x20/0x54 [ 68.976413][ T7105] softirqs last enabled at (172308): [] local_bh_enable+0x10/0x34 [ 68.977864][ T7105] softirqs last disabled at (172306): [] local_bh_disable+0x10/0x34 [ 68.979350][ T7105] ---[ end trace 0000000000000000 ]--- [ 68.984372][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.002213][ T7232] loop0: detected capacity change from 0 to 1024 [ 69.023581][ T7232] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 69.028630][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.028713][ T7105] ------------[ cut here ]------------ [ 69.028716][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 69.033879][ T7105] Modules linked in: [ 69.034486][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.036174][ T7105] Tainted: [W]=WARN [ 69.036731][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.038201][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.039377][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.040317][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.041268][ T7105] sp : ffff80009fe07100 [ 69.041930][ T7105] x29: ffff80009fe07260 x28: ffff0000f786b2e0 x27: 0000000000000001 [ 69.043232][ T7105] x26: 0000000000000000 x25: 1fffe0001ef0d65c x24: ffff0000f786b2b8 [ 69.044429][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.045544][ T7105] x20: ffff0000dfc66068 x19: ffff0000dfc66000 x18: 1fffe00033781890 [ 69.046688][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.047834][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.049022][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.050182][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 69.051336][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 69.052499][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.053743][ T7105] Call trace: [ 69.054200][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.055189][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.055959][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.056813][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.057692][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.058475][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.059177][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.059944][ T7105] iput+0x36c/0xfdc [ 69.060449][ T7105] dentry_unlink_inode+0x384/0x45c [ 69.061186][ T7105] __dentry_kill+0x170/0x594 [ 69.061880][ T7105] shrink_kill+0xd4/0x2cc [ 69.062543][ T7105] shrink_dentry_list+0x31c/0x6cc [ 69.063258][ T7105] shrink_dcache_tree+0xc0/0x290 [ 69.063973][ T7105] do_one_tree+0x30/0xf4 [ 69.064558][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 69.065360][ T7105] generic_shutdown_super+0x68/0x2b8 [ 69.066140][ T7105] kill_block_super+0x44/0x90 [ 69.066852][ T7105] ext4_kill_sb+0x68/0xa4 [ 69.067532][ T7105] deactivate_locked_super+0xc4/0x12c [ 69.068455][ T7105] deactivate_super+0xe0/0x100 [ 69.069128][ T7105] cleanup_mnt+0x31c/0x3ac [ 69.069873][ T7105] __cleanup_mnt+0x20/0x30 [ 69.070632][ T7105] task_work_run+0x1dc/0x260 [ 69.071408][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 69.072300][ T7105] el0_svc+0x17c/0x26c [ 69.072982][ T7105] el0t_64_sync_handler+0x84/0x12c [ 69.073809][ T7105] el0t_64_sync+0x198/0x19c [ 69.074577][ T7105] irq event stamp: 178174 [ 69.075264][ T7105] hardirqs last enabled at (178173): [] irqentry_exit+0x1b4/0x2f4 [ 69.076840][ T7105] hardirqs last disabled at (178174): [] el1_brk64+0x20/0x54 [ 69.078204][ T7105] softirqs last enabled at (178166): [] local_bh_enable+0x10/0x34 [ 69.079787][ T7105] softirqs last disabled at (178164): [] local_bh_disable+0x10/0x34 [ 69.081464][ T7105] ---[ end trace 0000000000000000 ]--- [ 69.086905][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.109438][ T7236] loop0: detected capacity change from 0 to 1024 [ 69.138577][ T7236] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 69.157536][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.159667][ T7105] ------------[ cut here ]------------ [ 69.159675][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 69.162169][ T7105] Modules linked in: [ 69.162752][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.164405][ T7105] Tainted: [W]=WARN [ 69.165064][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.166698][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.167898][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.168986][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.169995][ T7105] sp : ffff80009fe07100 [ 69.170678][ T7105] x29: ffff80009fe07260 x28: ffff0000f786d960 x27: 0000000000000001 [ 69.171923][ T7105] x26: 0000000000000000 x25: 1fffe0001ef0db2c x24: ffff0000f786d938 [ 69.173109][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.174359][ T7105] x20: ffff0000dd112068 x19: ffff0000dd112000 x18: 1fffe0003377d090 [ 69.175627][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.176982][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.178346][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.179646][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 69.180909][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 69.182105][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.183381][ T7105] Call trace: [ 69.183913][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.184919][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.185690][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.186529][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.187359][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.188229][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.189088][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.189947][ T7105] iput+0x36c/0xfdc [ 69.190614][ T7105] dentry_unlink_inode+0x384/0x45c [ 69.191471][ T7105] __dentry_kill+0x170/0x594 [ 69.192163][ T7105] shrink_kill+0xd4/0x2cc [ 69.192826][ T7105] shrink_dentry_list+0x31c/0x6cc [ 69.193618][ T7105] shrink_dcache_tree+0xc0/0x290 [ 69.194359][ T7105] do_one_tree+0x30/0xf4 [ 69.194997][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 69.195808][ T7105] generic_shutdown_super+0x68/0x2b8 [ 69.196574][ T7105] kill_block_super+0x44/0x90 [ 69.197236][ T7105] ext4_kill_sb+0x68/0xa4 [ 69.197826][ T7105] deactivate_locked_super+0xc4/0x12c [ 69.198622][ T7105] deactivate_super+0xe0/0x100 [ 69.199335][ T7105] cleanup_mnt+0x31c/0x3ac [ 69.199993][ T7105] __cleanup_mnt+0x20/0x30 [ 69.200616][ T7105] task_work_run+0x1dc/0x260 [ 69.201341][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 69.202299][ T7105] el0_svc+0x17c/0x26c [ 69.202902][ T7105] el0t_64_sync_handler+0x84/0x12c [ 69.203698][ T7105] el0t_64_sync+0x198/0x19c [ 69.204352][ T7105] irq event stamp: 186566 [ 69.204966][ T7105] hardirqs last enabled at (186565): [] finish_lock_switch+0xb0/0x1c0 [ 69.206409][ T7105] hardirqs last disabled at (186566): [] el1_brk64+0x20/0x54 [ 69.207713][ T7105] softirqs last enabled at (186562): [] handle_softirqs+0xaf8/0xc88 [ 69.209237][ T7105] softirqs last disabled at (186469): [] __do_softirq+0x14/0x20 [ 69.210624][ T7105] ---[ end trace 0000000000000000 ]--- [ 69.222877][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.237839][ T7240] loop0: detected capacity change from 0 to 1024 [ 69.264672][ T7240] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 69.271401][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.273506][ T7105] ------------[ cut here ]------------ [ 69.273513][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 69.276022][ T7105] Modules linked in: [ 69.276594][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.278176][ T7105] Tainted: [W]=WARN [ 69.278763][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.280252][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.281449][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.282437][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.283381][ T7105] sp : ffff80009fe07100 [ 69.283976][ T7105] x29: ffff80009fe07260 x28: ffff0000e62dbc80 x27: 0000000000000001 [ 69.285186][ T7105] x26: 0000000000000000 x25: 1fffe0001cc5b790 x24: ffff0000e62dbc58 [ 69.286492][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.287736][ T7105] x20: ffff0000d2700068 x19: ffff0000d2700000 x18: 1fffe0003377d090 [ 69.288916][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.290252][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.291510][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.292691][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 69.293879][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 69.295031][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.296181][ T7105] Call trace: [ 69.296706][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.297723][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.298545][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.299376][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.300277][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.301126][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.301982][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.302759][ T7105] iput+0x36c/0xfdc [ 69.303302][ T7105] dentry_unlink_inode+0x384/0x45c [ 69.304100][ T7105] __dentry_kill+0x170/0x594 [ 69.304749][ T7105] shrink_kill+0xd4/0x2cc [ 69.305357][ T7105] shrink_dentry_list+0x31c/0x6cc [ 69.306098][ T7105] shrink_dcache_tree+0xc0/0x290 [ 69.306855][ T7105] do_one_tree+0x30/0xf4 [ 69.307479][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 69.308267][ T7105] generic_shutdown_super+0x68/0x2b8 [ 69.309081][ T7105] kill_block_super+0x44/0x90 [ 69.309816][ T7105] ext4_kill_sb+0x68/0xa4 [ 69.310447][ T7105] deactivate_locked_super+0xc4/0x12c [ 69.311260][ T7105] deactivate_super+0xe0/0x100 [ 69.311956][ T7105] cleanup_mnt+0x31c/0x3ac [ 69.312592][ T7105] __cleanup_mnt+0x20/0x30 [ 69.313240][ T7105] task_work_run+0x1dc/0x260 [ 69.313946][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 69.314699][ T7105] el0_svc+0x17c/0x26c [ 69.315276][ T7105] el0t_64_sync_handler+0x84/0x12c [ 69.316055][ T7105] el0t_64_sync+0x198/0x19c [ 69.316720][ T7105] irq event stamp: 192196 [ 69.317310][ T7105] hardirqs last enabled at (192195): [] finish_lock_switch+0xb0/0x1c0 [ 69.318783][ T7105] hardirqs last disabled at (192196): [] el1_brk64+0x20/0x54 [ 69.320150][ T7105] softirqs last enabled at (192186): [] local_bh_enable+0x10/0x34 [ 69.321632][ T7105] softirqs last disabled at (192184): [] local_bh_disable+0x10/0x34 [ 69.323046][ T7105] ---[ end trace 0000000000000000 ]--- [ 69.325394][ T6164] Bluetooth: hci1: command tx timeout [ 69.328314][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.340618][ T7244] loop0: detected capacity change from 0 to 1024 [ 69.357288][ T7244] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 69.364610][ T7105] EXT4-fs w ** replaying previous printk message ** [ 69.364610][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.365074][ T7105] ------------[ cut here ]------------ [ 69.365079][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 69.370439][ T7105] Modules linked in: [ 69.371032][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.372658][ T7105] Tainted: [W]=WARN [ 69.373238][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.374728][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.375917][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.376954][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.377937][ T7105] sp : ffff80009fe07100 [ 69.378528][ T7105] x29: ffff80009fe07260 x28: ffff0000e62de300 x27: 0000000000000001 [ 69.379795][ T7105] x26: 0000000000000000 x25: 1fffe0001cc5bc60 x24: ffff0000e62de2d8 [ 69.381113][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.382349][ T7105] x20: ffff0000da118068 x19: ffff0000da118000 x18: 1fffe0003377d090 [ 69.383581][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.384836][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.386043][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.387229][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 69.388418][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 69.389634][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.390966][ T7105] Call trace: [ 69.391502][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.392556][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.393304][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.394202][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.395115][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.395990][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.396688][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.397547][ T7105] iput+0x36c/0xfdc [ 69.398184][ T7105] dentry_unlink_inode+0x384/0x45c [ 69.398985][ T7105] __dentry_kill+0x170/0x594 [ 69.399685][ T7105] shrink_kill+0xd4/0x2cc [ 69.400410][ T7105] shrink_dentry_list+0x31c/0x6cc [ 69.401194][ T7105] shrink_dcache_tree+0xc0/0x290 [ 69.401955][ T7105] do_one_tree+0x30/0xf4 [ 69.402612][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 69.403407][ T7105] generic_shutdown_super+0x68/0x2b8 [ 69.404217][ T7105] kill_block_super+0x44/0x90 [ 69.404868][ T7105] ext4_kill_sb+0x68/0xa4 [ 69.405581][ T7105] deactivate_locked_super+0xc4/0x12c [ 69.406405][ T7105] deactivate_super+0xe0/0x100 [ 69.407129][ T7105] cleanup_mnt+0x31c/0x3ac [ 69.407775][ T7105] __cleanup_mnt+0x20/0x30 [ 69.408501][ T7105] task_work_run+0x1dc/0x260 [ 69.409236][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 69.410051][ T7105] el0_svc+0x17c/0x26c [ 69.410679][ T7105] el0t_64_sync_handler+0x84/0x12c [ 69.411467][ T7105] el0t_64_sync+0x198/0x19c [ 69.412147][ T7105] irq event stamp: 197498 [ 69.412815][ T7105] hardirqs last enabled at (197497): [] finish_lock_switch+0xb0/0x1c0 [ 69.414244][ T7105] hardirqs last disabled at (197498): [] el1_brk64+0x20/0x54 [ 69.415622][ T7105] softirqs last enabled at (197488): [] local_bh_enable+0x10/0x34 [ 69.417070][ T7105] softirqs last disabled at (197486): [] local_bh_disable+0x10/0x34 [ 69.418458][ T7105] ---[ end trace 0000000000000000 ]--- [ 69.424795][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.435949][ T7249] loop0: detected capacity change from 0 to 1024 [ 69.464429][ T7249] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 69.473394][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.473485][ T7105] ------------[ cut here ]------------ [ 69.473491][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 69.477857][ T7105] Modules linked in: [ 69.478410][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.480033][ T7105] Tainted: [W]=WARN [ 69.480566][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.482045][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.483221][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.484158][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.485113][ T7105] sp : ffff80009fe07100 [ 69.485699][ T7105] x29: ffff80009fe07260 x28: ffff0000f7908c60 x27: 0000000000000001 [ 69.486854][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2118c x24: ffff0000f7908c38 [ 69.488042][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.489242][ T7105] x20: ffff0000de6de068 x19: ffff0000de6de000 x18: 1fffe0003377d090 [ 69.490432][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.491729][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.493032][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.494247][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 69.495441][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 69.496650][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.497892][ T7105] Call trace: [ 69.498428][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.499583][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.500349][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.501284][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.502133][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.502953][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.503708][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.504467][ T7105] iput+0x36c/0xfdc [ 69.505059][ T7105] dentry_unlink_inode+0x384/0x45c [ 69.505796][ T7105] __dentry_kill+0x170/0x594 [ 69.506535][ T7105] shrink_kill+0xd4/0x2cc [ 69.507178][ T7105] shrink_dentry_list+0x31c/0x6cc [ 69.507947][ T7105] shrink_dcache_tree+0xc0/0x290 [ 69.508660][ T7105] do_one_tree+0x30/0xf4 [ 69.509284][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 69.510115][ T7105] generic_shutdown_super+0x68/0x2b8 [ 69.510924][ T7105] kill_block_super+0x44/0x90 [ 69.511659][ T7105] ext4_kill_sb+0x68/0xa4 [ 69.512293][ T7105] deactivate_locked_super+0xc4/0x12c [ 69.513058][ T7105] deactivate_super+0xe0/0x100 [ 69.513801][ T7105] cleanup_mnt+0x31c/0x3ac [ 69.514433][ T7105] __cleanup_mnt+0x20/0x30 [ 69.515065][ T7105] task_work_run+0x1dc/0x260 [ 69.515735][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 69.516461][ T7105] el0_svc+0x17c/0x26c [ 69.517117][ T7105] el0t_64_sync_handler+0x84/0x12c [ 69.517867][ T7105] el0t_64_sync+0x198/0x19c [ 69.518531][ T7105] irq event stamp: 202918 [ 69.519165][ T7105] hardirqs last enabled at (202917): [] irqentry_exit+0x1b4/0x2f4 [ 69.520553][ T7105] hardirqs last disabled at (202918): [] el1_brk64+0x20/0x54 [ 69.521914][ T7105] softirqs last enabled at (202910): [] local_bh_enable+0x10/0x34 [ 69.523313][ T7105] softirqs last disabled at (202908): [] local_bh_disable+0x10/0x34 [ 69.524746][ T7105] ---[ end trace 0000000000000000 ]--- [ 69.530133][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.547038][ T7253] loop0: detected capacity change from 0 to 1024 [ 69.568809][ T7253] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 69.572576][ T7 ** replaying previous printk message ** [ 69.572576][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.572859][ T7105] ------------[ cut here ]------------ [ 69.572863][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 69.577733][ T7105] Modules linked in: [ 69.578272][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.579943][ T7105] Tainted: [W]=WARN [ 69.580559][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.582061][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.583205][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.584121][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.585122][ T7105] sp : ffff80009fe07100 [ 69.585727][ T7105] x29: ffff80009fe07260 x28: ffff0000f790b2e0 x27: 0000000000000001 [ 69.586978][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2165c x24: ffff0000f790b2b8 [ 69.588273][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.589472][ T7105] x20: ffff0000da2b4068 x19: ffff0000da2b4000 x18: 1fffe0003377d090 [ 69.590728][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.591928][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.593163][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.594480][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 69.595628][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 69.596779][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.597925][ T7105] Call trace: [ 69.598466][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.599464][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.600250][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.601105][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.601950][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.602859][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.603675][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.604574][ T7105] iput+0x36c/0xfdc [ 69.605269][ T7105] dentry_unlink_inode+0x384/0x45c [ 69.606113][ T7105] __dentry_kill+0x170/0x594 [ 69.606921][ T7105] shrink_kill+0xd4/0x2cc [ 69.607624][ T7105] shrink_dentry_list+0x31c/0x6cc [ 69.608445][ T7105] shrink_dcache_tree+0xc0/0x290 [ 69.609225][ T7105] do_one_tree+0x30/0xf4 [ 69.609869][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 69.610717][ T7105] generic_shutdown_super+0x68/0x2b8 [ 69.611506][ T7105] kill_block_super+0x44/0x90 [ 69.612254][ T7105] ext4_kill_sb+0x68/0xa4 [ 69.612902][ T7105] deactivate_locked_super+0xc4/0x12c [ 69.613759][ T7105] deactivate_super+0xe0/0x100 [ 69.614486][ T7105] cleanup_mnt+0x31c/0x3ac [ 69.615170][ T7105] __cleanup_mnt+0x20/0x30 [ 69.615825][ T7105] task_work_run+0x1dc/0x260 [ 69.616494][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 69.617325][ T7105] el0_svc+0x17c/0x26c [ 69.617940][ T7105] el0t_64_sync_handler+0x84/0x12c [ 69.618694][ T7105] el0t_64_sync+0x198/0x19c [ 69.619397][ T7105] irq event stamp: 209238 [ 69.620010][ T7105] hardirqs last enabled at (209237): [] finish_lock_switch+0xb0/0x1c0 [ 69.621473][ T7105] hardirqs last disabled at (209238): [] el1_brk64+0x20/0x54 [ 69.622826][ T7105] softirqs last enabled at (209228): [] local_bh_enable+0x10/0x34 [ 69.624254][ T7105] softirqs last disabled at (209226): [] local_bh_disable+0x10/0x34 [ 69.625642][ T7105] ---[ end trace 0000000000000000 ]--- [ 69.629523][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.645872][ T24] cfg80211: failed to load regulatory.db [ 69.652944][ T7257] loop0: detected capacity change from 0 to 1024 [ 69.689119][ T7257] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 69.704005][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.706232][ T7105] ------------[ cut here ]------------ [ 69.706238][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 69.708726][ T7105] Modules linked in: [ 69.709312][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.710845][ T7105] Tainted: [W]=WARN [ 69.711356][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.712926][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.713991][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.714955][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.715904][ T7105] sp : ffff80009fe07100 [ 69.716569][ T7105] x29: ffff80009fe07260 x28: ffff0000f7854620 x27: 0000000000000001 [ 69.717778][ T7105] x26: 0000000000000000 x25: 1fffe0001ef0a8c4 x24: ffff0000f78545f8 [ 69.718921][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.720083][ T7105] x20: ffff0000c8456068 x19: ffff0000c8456000 x18: 00000000ffffffff [ 69.721345][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.722559][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.723842][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.725073][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 69.726339][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 69.727540][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.728733][ T7105] Call trace: [ 69.729232][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.730255][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.731105][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.732020][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.732936][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.733727][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.734438][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.735207][ T7105] iput+0x36c/0xfdc [ 69.735724][ T7105] dentry_unlink_inode+0x384/0x45c [ 69.736490][ T7105] __dentry_kill+0x170/0x594 [ 69.737155][ T7105] shrink_kill+0xd4/0x2cc [ 69.737844][ T7105] shrink_dentry_list+0x31c/0x6cc [ 69.738662][ T7105] shrink_dcache_tree+0xc0/0x290 [ 69.739419][ T7105] do_one_tree+0x30/0xf4 [ 69.740048][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 69.740857][ T7105] generic_shutdown_super+0x68/0x2b8 [ 69.741623][ T7105] kill_block_super+0x44/0x90 [ 69.742325][ T7105] ext4_kill_sb+0x68/0xa4 [ 69.742969][ T7105] deactivate_locked_super+0xc4/0x12c [ 69.743786][ T7105] deactivate_super+0xe0/0x100 [ 69.744483][ T7105] cleanup_mnt+0x31c/0x3ac [ 69.745126][ T7105] __cleanup_mnt+0x20/0x30 [ 69.745821][ T7105] task_work_run+0x1dc/0x260 [ 69.746523][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 69.747274][ T7105] el0_svc+0x17c/0x26c [ 69.747881][ T7105] el0t_64_sync_handler+0x84/0x12c [ 69.748656][ T7105] el0t_64_sync+0x198/0x19c [ 69.749328][ T7105] irq event stamp: 215234 [ 69.749966][ T7105] hardirqs last enabled at (215233): [] finish_lock_switch+0xb0/0x1c0 [ 69.751560][ T7105] hardirqs last disabled at (215234): [] el1_brk64+0x20/0x54 [ 69.752964][ T7105] softirqs last enabled at (215224): [] local_bh_enable+0x10/0x34 [ 69.754326][ T7105] softirqs last disabled at (215222): [] local_bh_disable+0x10/0x34 [ 69.755811][ T7105] ---[ end trace 0000000000000000 ]--- [ 69.760719][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.777512][ T7261] loop0: detected capacity change from 0 to 1024 [ 69.816476][ T7261] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 69.822166][ T7105 ** replaying previous printk message ** [ 69.822166][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.822481][ T7105] ------------[ cut here ]------------ [ 69.822486][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 69.827190][ T7105] Modules linked in: [ 69.827743][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.829331][ T7105] Tainted: [W]=WARN [ 69.829891][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.831391][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.832692][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.833724][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.834686][ T7105] sp : ffff80009fe07100 [ 69.835279][ T7105] x29: ffff80009fe07260 x28: ffff0000f790d960 x27: 0000000000000001 [ 69.836484][ T7105] x26: 0000000000000000 x25: 1fffe0001ef21b2c x24: ffff0000f790d938 [ 69.837661][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.838786][ T7105] x20: ffff0000db350068 x19: ffff0000db350000 x18: 1fffe0003377d090 [ 69.840137][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.841384][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.842592][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.843804][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 69.844990][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 69.846170][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.847483][ T7105] Call trace: [ 69.847994][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.849007][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.849779][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.850683][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.851503][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.852380][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.853117][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.853935][ T7105] iput+0x36c/0xfdc [ 69.854493][ T7105] dentry_unlink_inode+0x384/0x45c [ 69.855234][ T7105] __dentry_kill+0x170/0x594 [ 69.855910][ T7105] shrink_kill+0xd4/0x2cc [ 69.856565][ T7105] shrink_dentry_list+0x31c/0x6cc [ 69.857321][ T7105] shrink_dcache_tree+0xc0/0x290 [ 69.858039][ T7105] do_one_tree+0x30/0xf4 [ 69.858710][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 69.859514][ T7105] generic_shutdown_super+0x68/0x2b8 [ 69.860345][ T7105] kill_block_super+0x44/0x90 [ 69.860991][ T7105] ext4_kill_sb+0x68/0xa4 [ 69.861645][ T7105] deactivate_locked_super+0xc4/0x12c [ 69.862437][ T7105] deactivate_super+0xe0/0x100 [ 69.863122][ T7105] cleanup_mnt+0x31c/0x3ac [ 69.863778][ T7105] __cleanup_mnt+0x20/0x30 [ 69.864482][ T7105] task_work_run+0x1dc/0x260 [ 69.865180][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 69.866090][ T7105] el0_svc+0x17c/0x26c [ 69.866669][ T7105] el0t_64_sync_handler+0x84/0x12c [ 69.867423][ T7105] el0t_64_sync+0x198/0x19c [ 69.868173][ T7105] irq event stamp: 221324 [ 69.868807][ T7105] hardirqs last enabled at (221323): [] finish_lock_switch+0xb0/0x1c0 [ 69.870316][ T7105] hardirqs last disabled at (221324): [] el1_brk64+0x20/0x54 [ 69.871672][ T7105] softirqs last enabled at (221314): [] local_bh_enable+0x10/0x34 [ 69.873121][ T7105] softirqs last disabled at (221312): [] local_bh_disable+0x10/0x34 [ 69.874498][ T7105] ---[ end trace 0000000000000000 ]--- [ 69.900484][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 69.950932][ T7266] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 69.966347][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 69.966446][ T7105] ------------[ cut here ]------------ [ 69.966450][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 69.971563][ T7105] Modules linked in: [ 69.972182][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 69.973849][ T7105] Tainted: [W]=WARN [ 69.974439][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 69.976038][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 69.977240][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.978343][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 69.979379][ T7105] sp : ffff80009fe07100 [ 69.979968][ T7105] x29: ffff80009fe07260 x28: ffff0000f79002c0 x27: 0000000000000001 [ 69.981224][ T7105] x26: 0000000000000000 x25: 1fffe0001ef20058 x24: ffff0000f7900298 [ 69.982367][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 69.983540][ T7105] x20: ffff0000ce7bc068 x19: ffff0000ce7bc000 x18: 1fffe0003377d090 [ 69.984700][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 69.985903][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 69.987122][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 69.988406][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 69.989693][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 69.990956][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 69.992299][ T7105] Call trace: [ 69.992824][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 69.993778][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 69.994594][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 69.995497][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 69.996325][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 69.997160][ T7105] ext4_dirty_inode+0xd4/0x104 [ 69.997831][ T7105] __mark_inode_dirty+0x358/0x15bc [ 69.998732][ T7105] iput+0x36c/0xfdc [ 69.999328][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.000104][ T7105] __dentry_kill+0x170/0x594 [ 70.000804][ T7105] shrink_kill+0xd4/0x2cc [ 70.001487][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.002275][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.003042][ T7105] do_one_tree+0x30/0xf4 [ 70.003639][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.004428][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.005198][ T7105] kill_block_super+0x44/0x90 [ 70.005896][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.006544][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.007371][ T7105] deactivate_super+0xe0/0x100 [ 70.008033][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.008662][ T7105] __cleanup_mnt+0x20/0x30 [ 70.009315][ T7105] task_work_run+0x1dc/0x260 [ 70.010013][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.010824][ T7105] el0_svc+0x17c/0x26c [ 70.011415][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.012227][ T7105] el0t_64_sync+0x198/0x19c [ 70.012895][ T7105] irq event stamp: 228226 [ 70.013504][ T7105] hardirqs last enabled at (228225): [] irqentry_exit+0x1b4/0x2f4 [ 70.014958][ T7105] hardirqs last disabled at (228226): [] el1_brk64+0x20/0x54 [ 70.016252][ T7105] softirqs last enabled at (228218): [] local_bh_enable+0x10/0x34 [ 70.017625][ T7105] softirqs last disabled at (228216): [] local_bh_disable+0x10/0x34 [ 70.018987][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.025570][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.079645][ T7270] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 70.086692][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.088636][ T7105] ------------[ cut here ]------------ [ 70.088643][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 70.091025][ T7105] Modules linked in: [ 70.091557][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.093110][ T7105] Tainted: [W]=WARN [ 70.093638][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.095104][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.096312][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.097290][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.098256][ T7105] sp : ffff80009fe07100 [ 70.098869][ T7105] x29: ffff80009fe07260 x28: ffff0000f7856ca0 x27: 0000000000000001 [ 70.100084][ T7105] x26: 0000000000000000 x25: 1fffe0001ef0ad94 x24: ffff0000f7856c78 [ 70.101272][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.102515][ T7105] x20: ffff0000d0eee068 x19: ffff0000d0eee000 x18: 1fffe00033781890 [ 70.103728][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 70.104920][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.106122][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.107343][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 70.108564][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 70.109689][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.110870][ T7105] Call trace: [ 70.111343][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.112319][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.113141][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.114034][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.114934][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.115848][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.116568][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.117365][ T7105] iput+0x36c/0xfdc [ 70.117896][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.118609][ T7105] __dentry_kill+0x170/0x594 [ 70.119283][ T7105] shrink_kill+0xd4/0x2cc [ 70.119936][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.120680][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.121479][ T7105] do_one_tree+0x30/0xf4 [ 70.122108][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.122960][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.123748][ T7105] kill_block_super+0x44/0x90 [ 70.124482][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.125120][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.125926][ T7105] deactivate_super+0xe0/0x100 [ 70.126652][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.127247][ T7105] __cleanup_mnt+0x20/0x30 [ 70.127904][ T7105] task_work_run+0x1dc/0x260 [ 70.128575][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.129383][ T7105] el0_svc+0x17c/0x26c [ 70.130015][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.130857][ T7105] el0t_64_sync+0x198/0x19c [ 70.131560][ T7105] irq event stamp: 233740 [ 70.132222][ T7105] hardirqs last enabled at (233739): [] finish_lock_switch+0xb0/0x1c0 [ 70.133684][ T7105] hardirqs last disabled at (233740): [] el1_brk64+0x20/0x54 [ 70.134999][ T7105] softirqs last enabled at (233730): [] local_bh_enable+0x10/0x34 [ 70.136384][ T7105] softirqs last disabled at (233728): [] local_bh_disable+0x10/0x34 [ 70.137847][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.143294][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.193664][ T7274] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 70.199787][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.199895][ T7105] ------------[ cut here ]------------ [ 70.199899][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 70.204552][ T7105] Modules linked in: [ 70.205184][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.206772][ T7105] Tainted: [W]=WARN [ 70.207385][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.208927][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.210044][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.211017][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.211964][ T7105] sp : ffff80009fe07100 [ 70.212536][ T7105] x29: ffff80009fe07260 x28: ffff0000f7ba1600 x27: 0000000000000001 [ 70.213769][ T7105] x26: 0000000000000000 x25: 1fffe0001ef742c0 x24: ffff0000f7ba15d8 [ 70.215002][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.216250][ T7105] x20: ffff0000d82c0068 x19: ffff0000d82c0000 x18: 1fffe0003377d090 [ 70.217519][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 70.218734][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.219943][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.221123][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 70.222393][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 70.223610][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.224777][ T7105] Call trace: [ 70.225269][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.226164][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.226884][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.227661][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.228553][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.229335][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.230049][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.230778][ T7105] iput+0x36c/0xfdc [ 70.231348][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.232164][ T7105] __dentry_kill+0x170/0x594 [ 70.232835][ T7105] shrink_kill+0xd4/0x2cc [ 70.233508][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.234248][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.234977][ T7105] do_one_tree+0x30/0xf4 [ 70.235587][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.236417][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.237210][ T7105] kill_block_super+0x44/0x90 [ 70.237875][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.238474][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.239269][ T7105] deactivate_super+0xe0/0x100 [ 70.239983][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.240620][ T7105] __cleanup_mnt+0x20/0x30 [ 70.241237][ T7105] task_work_run+0x1dc/0x260 [ 70.241987][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.242846][ T7105] el0_svc+0x17c/0x26c [ 70.243492][ T7105] el0t_64_sync_handler+0x84/0x12c 1970/01/01 00:01:10 executed programs: 15 [ 70.244246][ T7105] el0t_64_sync+0x198/0x19c [ 70.244879][ T7105] irq event stamp: 240526 [ 70.245487][ T7105] hardirqs last enabled at (240525): [] irqentry_exit+0x1b4/0x2f4 [ 70.246944][ T7105] hardirqs last disabled at (240526): [] el1_brk64+0x20/0x54 [ 70.248259][ T7105] softirqs last enabled at (240516): [] local_bh_enable+0x10/0x34 [ 70.249573][ T7105] softirqs last disabled at (240514): [] local_bh_disable+0x10/0x34 [ 70.251008][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.255677][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.288046][ T7278] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 70.292003][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.292092][ T7105] ------------[ cut here ]------------ [ 70.292096][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 70.297139][ T7105] Modules linked in: [ 70.297774][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.299510][ T7105] Tainted: [W]=WARN [ 70.300123][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.301699][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.302900][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.303940][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.304838][ T7105] sp : ffff80009fe07100 [ 70.305435][ T7105] x29: ffff80009fe07260 x28: ffff0000f7902940 x27: 0000000000000001 [ 70.306623][ T7105] x26: 0000000000000000 x25: 1fffe0001ef20528 x24: ffff0000f7902918 [ 70.307896][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.309110][ T7105] x20: ffff0000c3486068 x19: ffff0000c3486000 x18: 1fffe0003377d090 [ 70.310416][ T7105] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 70.311732][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.312953][ T7105] x11: 0000000000000cda x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.314215][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 70.315437][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 70.316685][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.317970][ T7105] Call trace: [ 70.318491][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.319490][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.320318][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.321258][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.322183][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.323011][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.323795][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.324532][ T7105] iput+0x36c/0xfdc [ 70.325118][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.325903][ T7105] __dentry_kill+0x170/0x594 [ 70.326629][ T7105] shrink_kill+0xd4/0x2cc [ 70.327279][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.328045][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.328826][ T7105] do_one_tree+0x30/0xf4 [ 70.329565][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.330403][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.331201][ T7105] kill_block_super+0x44/0x90 [ 70.331896][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.332598][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.333442][ T7105] deactivate_super+0xe0/0x100 [ 70.334175][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.334860][ T7105] __cleanup_mnt+0x20/0x30 [ 70.335539][ T7105] task_work_run+0x1dc/0x260 [ 70.336222][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.337027][ T7105] el0_svc+0x17c/0x26c [ 70.337690][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.338456][ T7105] el0t_64_sync+0x198/0x19c [ 70.339086][ T7105] irq event stamp: 246710 [ 70.339714][ T7105] hardirqs last enabled at (246709): [] irqentry_exit+0x1b4/0x2f4 [ 70.341261][ T7105] hardirqs last disabled at (246710): [] el1_brk64+0x20/0x54 [ 70.342652][ T7105] softirqs last enabled at (246702): [] local_bh_enable+0x10/0x34 [ 70.344120][ T7105] softirqs last disabled at (246700): [] local_bh_disable+0x10/0x34 [ 70.345585][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.349063][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.384609][ T7282] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 70.391509][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.391594][ T7105] ------------[ cut here ]------------ [ 70.391598][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 70.396499][ T7105] Modules linked in: [ 70.397083][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.398695][ T7105] Tainted: [W]=WARN [ 70.399306][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.400793][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.402135][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.403179][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.404189][ T7105] sp : ffff80009fe07100 [ 70.404829][ T7105] x29: ffff80009fe07260 x28: ffff0000f7904fc0 x27: 0000000000000001 [ 70.406081][ T7105] x26: 0000000000000000 x25: 1fffe0001ef209f8 x24: ffff0000f7904f98 [ 70.407374][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.408645][ T7105] x20: ffff0000dd3ca068 x19: ffff0000dd3ca000 x18: 1fffe0003377d090 [ 70.409915][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 70.411095][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.412398][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.413629][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 70.414916][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 70.416132][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.417360][ T7105] Call trace: [ 70.417841][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.418792][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.419645][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.420592][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.421451][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.422223][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.422882][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.423698][ T7105] iput+0x36c/0xfdc [ 70.424244][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.425000][ T7105] __dentry_kill+0x170/0x594 [ 70.425734][ T7105] shrink_kill+0xd4/0x2cc [ 70.426332][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.427074][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.427796][ T7105] do_one_tree+0x30/0xf4 [ 70.428463][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.429261][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.430067][ T7105] kill_block_super+0x44/0x90 [ 70.430791][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.431445][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.432327][ T7105] deactivate_super+0xe0/0x100 [ 70.433015][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.433664][ T7105] __cleanup_mnt+0x20/0x30 [ 70.434375][ T7105] task_work_run+0x1dc/0x260 [ 70.435039][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.435797][ T7105] el0_svc+0x17c/0x26c [ 70.436485][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.437248][ T7105] el0t_64_sync+0x198/0x19c [ 70.437944][ T7105] irq event stamp: 252336 [ 70.438566][ T7105] hardirqs last enabled at (252335): [] irqentry_exit+0x1b4/0x2f4 [ 70.440000][ T7105] hardirqs last disabled at (252336): [] el1_brk64+0x20/0x54 [ 70.441277][ T7105] softirqs last enabled at (252328): [] local_bh_enable+0x10/0x34 [ 70.442699][ T7105] softirqs last disabled at (252326): [] local_bh_disable+0x10/0x34 [ 70.444093][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.447766][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.477335][ T7286] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 70.482436][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.482527][ T7105] ------------[ cut here ]------------ [ 70.482531][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 70.487646][ T7105] Modules linked in: [ 70.488273][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.489830][ T7105] Tainted: [W]=WARN [ 70.490377][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.491855][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.492992][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.493940][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.494897][ T7105] sp : ffff80009fe07100 [ 70.495473][ T7105] x29: ffff80009fe07260 x28: ffff0000f7907640 x27: 0000000000000001 [ 70.496662][ T7105] x26: 0000000000000000 x25: 1fffe0001ef20ec8 x24: ffff0000f7907618 [ 70.497855][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.499021][ T7105] x20: ffff0000c7e8e068 x19: ffff0000c7e8e000 x18: 1fffe0003377d090 [ 70.500251][ T7105] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 70.501481][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.502670][ T7105] x11: 0000000000000d8c x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.503878][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 70.505105][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 70.506272][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.507464][ T7105] Call trace: [ 70.507942][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.508928][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.509732][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.510697][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.511594][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.512419][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.513073][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.513856][ T7105] iput+0x36c/0xfdc [ 70.514399][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.515135][ T7105] __dentry_kill+0x170/0x594 [ 70.515760][ T7105] shrink_kill+0xd4/0x2cc [ 70.516405][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.517137][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.517929][ T7105] do_one_tree+0x30/0xf4 [ 70.518514][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.519271][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.520038][ T7105] kill_block_super+0x44/0x90 [ 70.520684][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.521316][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.522090][ T7105] deactivate_super+0xe0/0x100 [ 70.522810][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.523491][ T7105] __cleanup_mnt+0x20/0x30 [ 70.524203][ T7105] task_work_run+0x1dc/0x260 [ 70.524967][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.525728][ T7105] el0_svc+0x17c/0x26c [ 70.526340][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.527134][ T7105] el0t_64_sync+0x198/0x19c [ 70.527790][ T7105] irq event stamp: 257700 [ 70.528406][ T7105] hardirqs last enabled at (257699): [] irqentry_exit+0x1b4/0x2f4 [ 70.529819][ T7105] hardirqs last disabled at (257700): [] el1_brk64+0x20/0x54 [ 70.531099][ T7105] softirqs last enabled at (257692): [] local_bh_enable+0x10/0x34 [ 70.532444][ T7105] softirqs last disabled at (257690): [] local_bh_disable+0x10/0x34 [ 70.533873][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.538305][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.567950][ T7290] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 70.581209][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.583273][ T7105] ------------[ cut here ]------------ [ 70.583280][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 70.585929][ T7105] Modules linked in: [ 70.586555][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.588251][ T7105] Tainted: [W]=WARN [ 70.588875][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.590529][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.591827][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.592891][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.593857][ T7105] sp : ffff80009fe07100 [ 70.594471][ T7105] x29: ffff80009fe07260 x28: ffff0000e62c1fa0 x27: 0000000000000001 [ 70.595824][ T7105] x26: 0000000000000000 x25: 1fffe0001cc583f4 x24: ffff0000e62c1f78 [ 70.597113][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.598381][ T7105] x20: ffff0000c73da068 x19: ffff0000c73da000 x18: 1fffe00033781890 [ 70.599623][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 70.600855][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.602098][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.603314][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 70.604638][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 70.605850][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.607174][ T7105] Call trace: [ 70.607689][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.608751][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.609573][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.610427][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.611325][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.612176][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.612857][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.613641][ T7105] iput+0x36c/0xfdc [ 70.614268][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.615075][ T7105] __dentry_kill+0x170/0x594 [ 70.615760][ T7105] shrink_kill+0xd4/0x2cc [ 70.616411][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.617139][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.617888][ T7105] do_one_tree+0x30/0xf4 [ 70.618600][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.619381][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.620189][ T7105] kill_block_super+0x44/0x90 [ 70.620841][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.621499][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.622284][ T7105] deactivate_super+0xe0/0x100 [ 70.623003][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.623646][ T7105] __cleanup_mnt+0x20/0x30 [ 70.624269][ T7105] task_work_run+0x1dc/0x260 [ 70.624938][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.625684][ T7105] el0_svc+0x17c/0x26c [ 70.626288][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.627061][ T7105] el0t_64_sync+0x198/0x19c [ 70.627761][ T7105] irq event stamp: 264050 [ 70.628421][ T7105] hardirqs last enabled at (264049): [] finish_lock_switch+0xb0/0x1c0 [ 70.629867][ T7105] hardirqs last disabled at (264050): [] el1_brk64+0x20/0x54 [ 70.631277][ T7105] softirqs last enabled at (264040): [] local_bh_enable+0x10/0x34 [ 70.632706][ T7105] softirqs last disabled at (264038): [] local_bh_disable+0x10/0x34 [ 70.634138][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.639230][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.687921][ T7294] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 70.693996][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.696905][ T7105] ------------[ cut here ]------------ [ 70.696913][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 70.699436][ T7105] Modules linked in: [ 70.700097][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.701690][ T7105] Tainted: [W]=WARN [ 70.702219][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.703654][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.704789][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.705766][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.706761][ T7105] sp : ffff80009fe07100 [ 70.707437][ T7105] x29: ffff80009fe07260 x28: ffff0000e62c4620 x27: 0000000000000001 [ 70.708722][ T7105] x26: 0000000000000000 x25: 1fffe0001cc588c4 x24: ffff0000e62c45f8 [ 70.709961][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.711132][ T7105] x20: ffff0000c645a068 x19: ffff0000c645a000 x18: 1fffe00033781890 [ 70.712328][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 70.713562][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.714687][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.715744][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 70.716762][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 70.718007][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.719167][ T7105] Call trace: [ 70.719641][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.720534][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.721347][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.722257][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.723177][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.723993][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.724743][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.725559][ T7105] iput+0x36c/0xfdc [ 70.726119][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.726928][ T7105] __dentry_kill+0x170/0x594 [ 70.727657][ T7105] shrink_kill+0xd4/0x2cc [ 70.728360][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.729131][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.729868][ T7105] do_one_tree+0x30/0xf4 [ 70.730518][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.731370][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.732179][ T7105] kill_block_super+0x44/0x90 [ 70.732911][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.733602][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.734426][ T7105] deactivate_super+0xe0/0x100 [ 70.735109][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.735806][ T7105] __cleanup_mnt+0x20/0x30 [ 70.736480][ T7105] task_work_run+0x1dc/0x260 [ 70.737128][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.737977][ T7105] el0_svc+0x17c/0x26c [ 70.738601][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.739428][ T7105] el0t_64_sync+0x198/0x19c [ 70.740109][ T7105] irq event stamp: 270172 [ 70.740757][ T7105] hardirqs last enabled at (270171): [] finish_lock_switch+0xb0/0x1c0 [ 70.742198][ T7105] hardirqs last disabled at (270172): [] el1_brk64+0x20/0x54 [ 70.743558][ T7105] softirqs last enabled at (270162): [] local_bh_enable+0x10/0x34 [ 70.744884][ T7105] softirqs last disabled at (270160): [] local_bh_disable+0x10/0x34 [ 70.746389][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.751464][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.786671][ T7298] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 70.793645][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to ** replaying previous printk message ** [ 70.793645][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.795013][ T7105] ------------[ cut here ]------------ [ 70.795019][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 70.799789][ T7105] Modules linked in: [ 70.800366][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.801938][ T7105] Tainted: [W]=WARN [ 70.802472][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.803963][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.805151][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.806122][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.807156][ T7105] sp : ffff80009fe07100 [ 70.807763][ T7105] x29: ffff80009fe07260 x28: ffff0000e62c6ca0 x27: 0000000000000001 [ 70.808970][ T7105] x26: 0000000000000000 x25: 1fffe0001cc58d94 x24: ffff0000e62c6c78 [ 70.810216][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.811398][ T7105] x20: ffff0000c60aa068 x19: ffff0000c60aa000 x18: 1fffe00033781890 [ 70.812636][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 70.813874][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.815112][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.816417][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 70.817682][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 70.818952][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.820133][ T7105] Call trace: [ 70.820661][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.821760][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.822643][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.823540][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.824391][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.825218][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.825979][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.826790][ T7105] iput+0x36c/0xfdc [ 70.827378][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.828102][ T7105] __dentry_kill+0x170/0x594 [ 70.828774][ T7105] shrink_kill+0xd4/0x2cc [ 70.829450][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.830153][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.830929][ T7105] do_one_tree+0x30/0xf4 [ 70.831524][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.832375][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.833203][ T7105] kill_block_super+0x44/0x90 [ 70.833944][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.834589][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.835362][ T7105] deactivate_super+0xe0/0x100 [ 70.836098][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.836761][ T7105] __cleanup_mnt+0x20/0x30 [ 70.837448][ T7105] task_work_run+0x1dc/0x260 [ 70.838179][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.838955][ T7105] el0_svc+0x17c/0x26c [ 70.839624][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.840380][ T7105] el0t_64_sync+0x198/0x19c [ 70.841104][ T7105] irq event stamp: 275920 [ 70.841750][ T7105] hardirqs last enabled at (275919): [] finish_lock_switch+0xb0/0x1c0 [ 70.843216][ T7105] hardirqs last disabled at (275920): [] el1_brk64+0x20/0x54 [ 70.844573][ T7105] softirqs last enabled at (275910): [] local_bh_enable+0x10/0x34 [ 70.845973][ T7105] softirqs last disabled at (275908): [] local_bh_disable+0x10/0x34 [ 70.847374][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.857493][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.887077][ T7302] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 70.896470][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 70.896566][ T7105] ------------[ cut here ]------------ [ 70.896569][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 70.901360][ T7105] Modules linked in: [ 70.901974][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 70.903549][ T7105] Tainted: [W]=WARN [ 70.904069][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 70.905665][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 70.906905][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.907966][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 70.909060][ T7105] sp : ffff80009fe07100 [ 70.909689][ T7105] x29: ffff80009fe07260 x28: ffff0000f7961600 x27: 0000000000000001 [ 70.910918][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2c2c0 x24: ffff0000f79615d8 [ 70.912135][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 70.913468][ T7105] x20: ffff0000c9aa2068 x19: ffff0000c9aa2000 x18: 1fffe0003377d090 [ 70.914692][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 70.915941][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 70.917209][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 70.918525][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 70.919829][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 70.920983][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 70.922136][ T7105] Call trace: [ 70.922686][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 70.923656][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 70.924526][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 70.925471][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 70.926378][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 70.927274][ T7105] ext4_dirty_inode+0xd4/0x104 [ 70.928039][ T7105] __mark_inode_dirty+0x358/0x15bc [ 70.928841][ T7105] iput+0x36c/0xfdc [ 70.929445][ T7105] dentry_unlink_inode+0x384/0x45c [ 70.930234][ T7105] __dentry_kill+0x170/0x594 [ 70.930870][ T7105] shrink_kill+0xd4/0x2cc [ 70.931519][ T7105] shrink_dentry_list+0x31c/0x6cc [ 70.932235][ T7105] shrink_dcache_tree+0xc0/0x290 [ 70.932978][ T7105] do_one_tree+0x30/0xf4 [ 70.933611][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 70.934444][ T7105] generic_shutdown_super+0x68/0x2b8 [ 70.935248][ T7105] kill_block_super+0x44/0x90 [ 70.935947][ T7105] ext4_kill_sb+0x68/0xa4 [ 70.936561][ T7105] deactivate_locked_super+0xc4/0x12c [ 70.937324][ T7105] deactivate_super+0xe0/0x100 [ 70.938034][ T7105] cleanup_mnt+0x31c/0x3ac [ 70.938631][ T7105] __cleanup_mnt+0x20/0x30 [ 70.939307][ T7105] task_work_run+0x1dc/0x260 [ 70.939981][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 70.940815][ T7105] el0_svc+0x17c/0x26c [ 70.941447][ T7105] el0t_64_sync_handler+0x84/0x12c [ 70.942261][ T7105] el0t_64_sync+0x198/0x19c [ 70.943029][ T7105] irq event stamp: 282134 [ 70.943763][ T7105] hardirqs last enabled at (282133): [] irqentry_exit+0x1b4/0x2f4 [ 70.945396][ T7105] hardirqs last disabled at (282134): [] el1_brk64+0x20/0x54 [ 70.946940][ T7105] softirqs last enabled at (282126): [] local_bh_enable+0x10/0x34 [ 70.948424][ T7105] softirqs last disabled at (282124): [] local_bh_disable+0x10/0x34 [ 70.949893][ T7105] ---[ end trace 0000000000000000 ]--- [ 70.961884][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 70.996725][ T7306] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 71.001124][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.001215][ T7105] ------------[ cut here ]------------ [ 71.001218][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 71.006132][ T7105] Modules linked in: [ 71.006722][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.008241][ T7105] Tainted: [W]=WARN [ 71.008788][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.010291][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.011467][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.012421][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.013376][ T7105] sp : ffff80009fe07100 [ 71.013993][ T7105] x29: ffff80009fe07260 x28: ffff0000f7963c80 x27: 0000000000000001 [ 71.015120][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2c790 x24: ffff0000f7963c58 [ 71.016275][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.017532][ T7105] x20: ffff0000c9164068 x19: ffff0000c9164000 x18: 1fffe0003377d090 [ 71.018715][ T7105] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 71.020102][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.021407][ T7105] x11: 0000000000000e4d x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.022670][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 71.023900][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 71.025138][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.026399][ T7105] Call trace: [ 71.026902][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.027850][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.028608][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.029533][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.030381][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.031198][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.031992][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.032707][ T7105] iput+0x36c/0xfdc [ 71.033247][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.034056][ T7105] __dentry_kill+0x170/0x594 [ 71.034763][ T7105] shrink_kill+0xd4/0x2cc [ 71.035454][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.036190][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.036943][ T7105] do_one_tree+0x30/0xf4 [ 71.037580][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.038411][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.039177][ T7105] kill_block_super+0x44/0x90 [ 71.039852][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.040518][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.041302][ T7105] deactivate_super+0xe0/0x100 [ 71.042025][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.042674][ T7105] __cleanup_mnt+0x20/0x30 [ 71.043370][ T7105] task_work_run+0x1dc/0x260 [ 71.044098][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.044939][ T7105] el0_svc+0x17c/0x26c [ 71.045565][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.046343][ T7105] el0t_64_sync+0x198/0x19c [ 71.047005][ T7105] irq event stamp: 289098 [ 71.047635][ T7105] hardirqs last enabled at (289097): [] irqentry_exit+0x1b4/0x2f4 [ 71.049092][ T7105] hardirqs last disabled at (289098): [] el1_brk64+0x20/0x54 [ 71.050476][ T7105] softirqs last enabled at (289090): [] local_bh_enable+0x10/0x34 [ 71.051834][ T7105] softirqs last disabled at (289088): [] local_bh_disable+0x10/0x34 [ 71.053294][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.058659][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.086347][ T7310] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 7 ** replaying previous printk message ** [ 71.093513][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.093613][ T7105] ------------[ cut here ]------------ [ 71.093617][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 71.098373][ T7105] Modules linked in: [ 71.098940][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.100487][ T7105] Tainted: [W]=WARN [ 71.101020][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.102549][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.103701][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.104681][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.105672][ T7105] sp : ffff80009fe07100 [ 71.106282][ T7105] x29: ffff80009fe07260 x28: ffff0000f7966300 x27: 0000000000000001 [ 71.107475][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2cc60 x24: ffff0000f79662d8 [ 71.108744][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.109961][ T7105] x20: ffff0000ca5ea068 x19: ffff0000ca5ea000 x18: 1fffe0003377d090 [ 71.111202][ T7105] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 71.112339][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.113574][ T7105] x11: 0000000000000ea6 x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.114809][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 71.116235][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 71.117486][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.118684][ T7105] Call trace: [ 71.119181][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.120167][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.120926][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.121775][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.122611][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.123393][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.124112][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.124859][ T7105] iput+0x36c/0xfdc [ 71.125445][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.126235][ T7105] __dentry_kill+0x170/0x594 [ 71.126928][ T7105] shrink_kill+0xd4/0x2cc [ 71.127581][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.128391][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.129100][ T7105] do_one_tree+0x30/0xf4 [ 71.129679][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.130424][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.131200][ T7105] kill_block_super+0x44/0x90 [ 71.131831][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.132468][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.133299][ T7105] deactivate_super+0xe0/0x100 [ 71.134052][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.134675][ T7105] __cleanup_mnt+0x20/0x30 [ 71.135371][ T7105] task_work_run+0x1dc/0x260 [ 71.136097][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.136896][ T7105] el0_svc+0x17c/0x26c [ 71.137500][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.138257][ T7105] el0t_64_sync+0x198/0x19c [ 71.138896][ T7105] irq event stamp: 296062 [ 71.139497][ T7105] hardirqs last enabled at (296061): [] irqentry_exit+0x1b4/0x2f4 [ 71.140882][ T7105] hardirqs last disabled at (296062): [] el1_brk64+0x20/0x54 [ 71.142295][ T7105] softirqs last enabled at (296054): [] local_bh_enable+0x10/0x34 [ 71.143719][ T7105] softirqs last disabled at (296052): [] local_bh_disable+0x10/0x34 [ 71.145069][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.149480][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.185823][ T7314] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 7 ** replaying previous printk message ** [ 71.191594][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.191691][ T7105] ------------[ cut here ]------------ [ 71.191694][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 71.196514][ T7105] Modules linked in: [ 71.197128][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.198724][ T7105] Tainted: [W]=WARN [ 71.199276][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.200744][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.201949][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.202916][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.203986][ T7105] sp : ffff80009fe07100 [ 71.204602][ T7105] x29: ffff80009fe07260 x28: ffff0000f7928c60 x27: 0000000000000001 [ 71.205857][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2518c x24: ffff0000f7928c38 [ 71.207129][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.208357][ T7105] x20: ffff0000c3204068 x19: ffff0000c3204000 x18: 1fffe0003377d090 [ 71.209588][ T7105] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 71.210803][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.212024][ T7105] x11: 0000000000000eff x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.213286][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 71.214439][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 71.215644][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.216867][ T7105] Call trace: [ 71.217351][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.218321][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.219109][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.220001][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.220864][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.221670][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.222353][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.223136][ T7105] iput+0x36c/0xfdc [ 71.223703][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.224425][ T7105] __dentry_kill+0x170/0x594 [ 71.225040][ T7105] shrink_kill+0xd4/0x2cc [ 71.225663][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.226503][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.227243][ T7105] do_one_tree+0x30/0xf4 [ 71.227887][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.228659][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.229546][ T7105] kill_block_super+0x44/0x90 [ 71.230230][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.230843][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.231660][ T7105] deactivate_super+0xe0/0x100 [ 71.232399][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.233055][ T7105] __cleanup_mnt+0x20/0x30 [ 71.233681][ T7105] task_work_run+0x1dc/0x260 [ 71.234391][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.235186][ T7105] el0_svc+0x17c/0x26c [ 71.235777][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.236508][ T7105] el0t_64_sync+0x198/0x19c [ 71.237125][ T7105] irq event stamp: 301352 [ 71.237824][ T7105] hardirqs last enabled at (301351): [] irqentry_exit+0x1b4/0x2f4 [ 71.239165][ T7105] hardirqs last disabled at (301352): [] el1_brk64+0x20/0x54 [ 71.240496][ T7105] softirqs last enabled at (301344): [] local_bh_enable+0x10/0x34 [ 71.241915][ T7105] softirqs last disabled at (301342): [] local_bh_disable+0x10/0x34 [ 71.243302][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.247773][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.278726][ T7318] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 71.289611][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.289694][ T7105] ------------[ cut here ]------------ [ 71.289698][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 71.294512][ T7105] Modules linked in: [ 71.295088][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.296655][ T7105] Tainted: [W]=WARN [ 71.297215][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.298722][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.299921][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.300875][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.301837][ T7105] sp : ffff80009fe07100 [ 71.302470][ T7105] x29: ffff80009fe07260 x28: ffff0000f7ba2940 x27: 0000000000000001 [ 71.303672][ T7105] x26: 0000000000000000 x25: 1fffe0001ef74528 x24: ffff0000f7ba2918 [ 71.304897][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.306140][ T7105] x20: ffff0000cbada068 x19: ffff0000cbada000 x18: 1fffe0003377d090 [ 71.307425][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 71.308611][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.309816][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.310982][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 71.312221][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 71.313403][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.314577][ T7105] Call trace: [ 71.315065][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.316045][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.316815][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.317635][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.318420][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.319213][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.319934][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.320677][ T7105] iput+0x36c/0xfdc [ 71.321246][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.322013][ T7105] __dentry_kill+0x170/0x594 [ 71.322683][ T7105] shrink_kill+0xd4/0x2cc [ 71.323371][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.324088][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.324828][ T7105] do_one_tree+0x30/0xf4 [ 71.325484][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.326277][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.327084][ T7105] kill_block_super+0x44/0x90 [ 71.327735][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.328403][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.329222][ T7105] deactivate_super+0xe0/0x100 [ 71.329944][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.330621][ T7105] __cleanup_mnt+0x20/0x30 [ 71.331272][ T7105] task_work_run+0x1dc/0x260 [ 71.331941][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.332720][ T7105] el0_svc+0x17c/0x26c [ 71.333409][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.334206][ T7105] el0t_64_sync+0x198/0x19c [ 71.334829][ T7105] irq event stamp: 306732 [ 71.335459][ T7105] hardirqs last enabled at (306731): [] irqentry_exit+0x1b4/0x2f4 [ 71.336840][ T7105] hardirqs last disabled at (306732): [] el1_brk64+0x20/0x54 [ 71.338201][ T7105] softirqs last enabled at (306724): [] local_bh_enable+0x10/0x34 [ 71.339629][ T7105] softirqs last disabled at (306722): [] local_bh_disable+0x10/0x34 [ 71.341089][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.345688][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.384833][ T7322] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 71.393622][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.393728][ T7105] ------------[ cut here ]------------ [ 71.393732][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 71.398631][ T7105] Modules linked in: [ 71.399219][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.400749][ T7105] Tainted: [W]=WARN [ 71.401311][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.402920][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.404142][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.405128][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.406145][ T7105] sp : ffff80009fe07100 [ 71.406781][ T7105] x29: ffff80009fe07260 x28: ffff0000f792c620 x27: 0000000000000001 [ 71.407957][ T7105] x26: 0000000000000000 x25: 1fffe0001ef258c4 x24: ffff0000f792c5f8 [ 71.409253][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.410477][ T7105] x20: ffff0000cce4e068 x19: ffff0000cce4e000 x18: 1fffe0003377d090 [ 71.411790][ T7105] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 71.412999][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.414202][ T7105] x11: 0000000000000fb1 x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.415461][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 71.416606][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 71.417879][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.419120][ T7105] Call trace: [ 71.419579][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.420619][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.421406][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.422349][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.423230][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.424086][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.424798][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.425612][ T7105] iput+0x36c/0xfdc [ 71.426233][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.427011][ T7105] __dentry_kill+0x170/0x594 [ 71.427708][ T7105] shrink_kill+0xd4/0x2cc [ 71.428423][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.429189][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.429938][ T7105] do_one_tree+0x30/0xf4 [ 71.430617][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.431420][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.432230][ T7105] kill_block_super+0x44/0x90 [ 71.432993][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.433663][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.434448][ T7105] deactivate_super+0xe0/0x100 [ 71.435104][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.435783][ T7105] __cleanup_mnt+0x20/0x30 [ 71.436441][ T7105] task_work_run+0x1dc/0x260 [ 71.437158][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.437974][ T7105] el0_svc+0x17c/0x26c [ 71.438583][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.439322][ T7105] el0t_64_sync+0x198/0x19c [ 71.440018][ T7105] irq event stamp: 312126 [ 71.440643][ T7105] hardirqs last enabled at (312125): [] irqentry_exit+0x1b4/0x2f4 [ 71.441946][ T7105] hardirqs last disabled at (312126): [] el1_brk64+0x20/0x54 [ 71.443275][ T7105] softirqs last enabled at (312118): [] local_bh_enable+0x10/0x34 [ 71.444726][ T7105] softirqs last disabled at (312116): [] local_bh_disable+0x10/0x34 [ 71.446165][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.448720][ T6164] Bluetooth: hci1: command tx timeout [ 71.451638][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.496612][ T7326] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.500978][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.502940][ T7105] ------------[ cut here ]------------ [ 71.502948][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 71.505408][ T7105] Modules linked in: [ 71.506024][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.507615][ T7105] Tainted: [W]=WARN [ 71.508239][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.509753][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.511001][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.512081][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.513194][ T7105] sp : ffff80009fe07100 [ 71.513846][ T7105] x29: ffff80009fe07260 x28: ffff0000f792eca0 x27: 0000000000000001 [ 71.515161][ T7105] x26: 0000000000000000 x25: 1fffe0001ef25d94 x24: ffff0000f792ec78 [ 71.516351][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.517620][ T7105] x20: ffff0000d99c8068 x19: ffff0000d99c8000 x18: 1fffe00033781890 [ 71.518882][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 71.520195][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.521446][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.522799][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 71.524071][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 71.525360][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.526637][ T7105] Call trace: [ 71.527157][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.528106][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.528959][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.529933][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.530901][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.531823][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.532576][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.533449][ T7105] iput+0x36c/0xfdc [ 71.534063][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.534837][ T7105] __dentry_kill+0x170/0x594 [ 71.535562][ T7105] shrink_kill+0xd4/0x2cc [ 71.536260][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.537005][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.537741][ T7105] do_one_tree+0x30/0xf4 [ 71.538365][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.539211][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.540063][ T7105] kill_block_super+0x44/0x90 [ 71.540753][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.541397][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.542258][ T7105] deactivate_super+0xe0/0x100 [ 71.543033][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.543719][ T7105] __cleanup_mnt+0x20/0x30 [ 71.544394][ T7105] task_work_run+0x1dc/0x260 [ 71.545050][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.545877][ T7105] el0_svc+0x17c/0x26c [ 71.546441][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.547217][ T7105] el0t_64_sync+0x198/0x19c [ 71.547896][ T7105] irq event stamp: 317382 [ 71.548496][ T7105] hardirqs last enabled at (317381): [] finish_lock_switch+0xb0/0x1c0 [ 71.549878][ T7105] hardirqs last disabled at (317382): [] el1_brk64+0x20/0x54 [ 71.551167][ T7105] softirqs last enabled at (317372): [] local_bh_enable+0x10/0x34 [ 71.552599][ T7105] softirqs last disabled at (317370): [] local_bh_disable+0x10/0x34 [ 71.554003][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.557709][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.605759][ T7331] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.611733][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.613908][ T7105] ------------[ cut here ]------------ [ 71.613914][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 71.616590][ T7105] Modules linked in: [ 71.617261][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.618942][ T7105] Tainted: [W]=WARN [ 71.619562][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.621082][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.622326][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.623307][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.624344][ T7105] sp : ffff80009fe07100 [ 71.625007][ T7105] x29: ffff80009fe07260 x28: ffff0000f7ba4fc0 x27: 0000000000000001 [ 71.626229][ T7105] x26: 0000000000000000 x25: 1fffe0001ef749f8 x24: ffff0000f7ba4f98 [ 71.627397][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.628671][ T7105] x20: ffff0000d829c068 x19: ffff0000d829c000 x18: 1fffe00033781890 [ 71.629869][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 71.631134][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.632341][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.633498][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 71.634663][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 71.635906][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.637071][ T7105] Call trace: [ 71.637574][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.638556][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.639341][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.640179][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.641049][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.641867][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.642606][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.643313][ T7105] iput+0x36c/0xfdc [ 71.643859][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.644593][ T7105] __dentry_kill+0x170/0x594 [ 71.645255][ T7105] shrink_kill+0xd4/0x2cc [ 71.645925][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.646685][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.647446][ T7105] do_one_tree+0x30/0xf4 [ 71.648025][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.648850][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.649716][ T7105] kill_block_super+0x44/0x90 [ 71.650425][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.651073][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.651957][ T7105] deactivate_super+0xe0/0x100 [ 71.652638][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.653321][ T7105] __cleanup_mnt+0x20/0x30 [ 71.653982][ T7105] task_work_run+0x1dc/0x260 [ 71.654621][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.655444][ T7105] el0_svc+0x17c/0x26c [ 71.656071][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.656873][ T7105] el0t_64_sync+0x198/0x19c [ 71.657602][ T7105] irq event stamp: 322560 [ 71.658263][ T7105] hardirqs last enabled at (322559): [] finish_lock_switch+0xb0/0x1c0 [ 71.659680][ T7105] hardirqs last disabled at (322560): [] el1_brk64+0x20/0x54 [ 71.661014][ T7105] softirqs last enabled at (322550): [] local_bh_enable+0x10/0x34 [ 71.662524][ T7105] softirqs last disabled at (322548): [] local_bh_disable+0x10/0x34 [ 71.664027][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.668647][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.711270][ T7335] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.717561][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.719560][ T7105] ------------[ cut here ]------------ [ 71.719566][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 71.721986][ T7105] Modules linked in: [ 71.722581][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.724137][ T7105] Tainted: [W]=WARN [ 71.724741][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.726479][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.727779][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.728764][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.729790][ T7105] sp : ffff80009fe07100 [ 71.730437][ T7105] x29: ffff80009fe07260 x28: ffff0000e6121600 x27: 0000000000000001 [ 71.731607][ T7105] x26: 0000000000000000 x25: 1fffe0001cc242c0 x24: ffff0000e61215d8 [ 71.732904][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.734228][ T7105] x20: ffff0000e118c068 x19: ffff0000e118c000 x18: 1fffe00033781890 [ 71.735474][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 71.736729][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.738052][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.739278][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 71.740511][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 71.741743][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.742992][ T7105] Call trace: [ 71.743515][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.744510][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.745340][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.746239][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.747091][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.747878][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.748582][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.749379][ T7105] iput+0x36c/0xfdc [ 71.749945][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.750695][ T7105] __dentry_kill+0x170/0x594 [ 71.751364][ T7105] shrink_kill+0xd4/0x2cc [ 71.752026][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.752802][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.753572][ T7105] do_one_tree+0x30/0xf4 [ 71.754175][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.755025][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.755796][ T7105] kill_block_super+0x44/0x90 [ 71.756649][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.757419][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.758217][ T7105] deactivate_super+0xe0/0x100 [ 71.758948][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.759640][ T7105] __cleanup_mnt+0x20/0x30 [ 71.760307][ T7105] task_work_run+0x1dc/0x260 [ 71.760956][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.761803][ T7105] el0_svc+0x17c/0x26c [ 71.762414][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.763136][ T7105] el0t_64_sync+0x198/0x19c [ 71.763840][ T7105] irq event stamp: 329078 [ 71.764517][ T7105] hardirqs last enabled at (329077): [] finish_lock_switch+0xb0/0x1c0 [ 71.766026][ T7105] hardirqs last disabled at (329078): [] el1_brk64+0x20/0x54 [ 71.767453][ T7105] softirqs last enabled at (329068): [] local_bh_enable+0x10/0x34 [ 71.768854][ T7105] softirqs last disabled at (329066): [] local_bh_disable+0x10/0x34 [ 71.770363][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.774141][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.811958][ T7339] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.817821][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.817913][ T7105] ------------[ cut here ]------------ [ 71.817918][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 71.822138][ T7105] Modules linked in: [ 71.822727][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.824318][ T7105] Tainted: [W]=WARN [ 71.824812][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.826403][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.827644][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.828704][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.829811][ T7105] sp : ffff80009fe07100 [ 71.830442][ T7105] x29: ffff80009fe07260 x28: ffff0000e6123c80 x27: 0000000000000001 [ 71.831795][ T7105] x26: 0000000000000000 x25: 1fffe0001cc24790 x24: ffff0000e6123c58 [ 71.832986][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.834294][ T7105] x20: ffff0000e267e068 x19: ffff0000e267e000 x18: 1fffe0003377d090 [ 71.835509][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 71.836785][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.838065][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.839204][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 71.840467][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 71.841737][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.843042][ T7105] Call trace: [ 71.843549][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.844536][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.845395][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.846316][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.847188][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.848051][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.848760][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.849534][ T7105] iput+0x36c/0xfdc [ 71.850103][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.850874][ T7105] __dentry_kill+0x170/0x594 [ 71.851513][ T7105] shrink_kill+0xd4/0x2cc [ 71.852129][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.852885][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.853665][ T7105] do_one_tree+0x30/0xf4 [ 71.854278][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.855113][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.855907][ T7105] kill_block_super+0x44/0x90 [ 71.856629][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.857237][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.858060][ T7105] deactivate_super+0xe0/0x100 [ 71.858799][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.859490][ T7105] __cleanup_mnt+0x20/0x30 [ 71.860193][ T7105] task_work_run+0x1dc/0x260 [ 71.860901][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.861696][ T7105] el0_svc+0x17c/0x26c [ 71.862283][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.863046][ T7105] el0t_64_sync+0x198/0x19c [ 71.863658][ T7105] irq event stamp: 335020 [ 71.864310][ T7105] hardirqs last enabled at (335019): [] irqentry_exit+0x1b4/0x2f4 [ 71.865724][ T7105] hardirqs last disabled at (335020): [] el1_brk64+0x20/0x54 [ 71.867112][ T7105] softirqs last enabled at (335012): [] local_bh_enable+0x10/0x34 [ 71.868452][ T7105] softirqs last disabled at (335010): [] local_bh_disable+0x10/0x34 [ 71.869886][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.878443][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.927826][ T7343] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.934845][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 71.934995][ T7105] ------------[ cut here ]------------ [ 71.935001][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 71.939161][ T7105] Modules linked in: [ 71.939747][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.941311][ T7105] Tainted: [W]=WARN [ 71.941856][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 71.943322][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.944474][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.945405][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 71.946402][ T7105] sp : ffff80009fe07100 [ 71.947035][ T7105] x29: ffff80009fe07260 x28: ffff0000e6126300 x27: 0000000000000001 [ 71.948235][ T7105] x26: 0000000000000000 x25: 1fffe0001cc24c60 x24: ffff0000e61262d8 [ 71.949491][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 71.950759][ T7105] x20: ffff0000cfb4c068 x19: ffff0000cfb4c000 x18: 0000000000000000 [ 71.951936][ T7105] x17: 6572203a38373431 x16: ffff800082e5c7a4 x15: 0000000000000001 [ 71.953168][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 71.954451][ T7105] x11: 0000000000000c62 x10: 0000000000ff0100 x9 : e599019558f20900 [ 71.955619][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 71.956880][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 71.958093][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.959325][ T7105] Call trace: [ 71.959846][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 71.960793][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 71.961603][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 71.962437][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.963227][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 71.964002][ T7105] ext4_dirty_inode+0xd4/0x104 [ 71.964687][ T7105] __mark_inode_dirty+0x358/0x15bc [ 71.965416][ T7105] iput+0x36c/0xfdc [ 71.965969][ T7105] dentry_unlink_inode+0x384/0x45c [ 71.966688][ T7105] __dentry_kill+0x170/0x594 [ 71.967358][ T7105] shrink_kill+0xd4/0x2cc [ 71.967998][ T7105] shrink_dentry_list+0x31c/0x6cc [ 71.968720][ T7105] shrink_dcache_tree+0xc0/0x290 [ 71.969419][ T7105] do_one_tree+0x30/0xf4 [ 71.970000][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 71.970761][ T7105] generic_shutdown_super+0x68/0x2b8 [ 71.971505][ T7105] kill_block_super+0x44/0x90 [ 71.972146][ T7105] ext4_kill_sb+0x68/0xa4 [ 71.972740][ T7105] deactivate_locked_super+0xc4/0x12c [ 71.973501][ T7105] deactivate_super+0xe0/0x100 [ 71.974179][ T7105] cleanup_mnt+0x31c/0x3ac [ 71.974810][ T7105] __cleanup_mnt+0x20/0x30 [ 71.975442][ T7105] task_work_run+0x1dc/0x260 [ 71.976093][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 71.976855][ T7105] el0_svc+0x17c/0x26c [ 71.977427][ T7105] el0t_64_sync_handler+0x84/0x12c [ 71.978152][ T7105] el0t_64_sync+0x198/0x19c [ 71.978786][ T7105] irq event stamp: 341524 [ 71.979387][ T7105] hardirqs last enabled at (341523): [] irqentry_exit+0x1b4/0x2f4 [ 71.980712][ T7105] hardirqs last disabled at (341524): [] el1_brk64+0x20/0x54 [ 71.981953][ T7105] softirqs last enabled at (341520): [] handle_softirqs+0xaf8/0xc88 [ 71.983269][ T7105] softirqs last disabled at (341505): [] __do_softirq+0x14/0x20 [ 71.984543][ T7105] ---[ end trace 0000000000000000 ]--- [ 71.987964][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.039112][ T7348] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 72.046090][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.048015][ T7105] ------------[ cut here ]------------ [ 72.048021][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 72.050431][ T7105] Modules linked in: [ 72.051028][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.052795][ T7105] Tainted: [W]=WARN [ 72.053415][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.054939][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.056095][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.057125][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.058081][ T7105] sp : ffff80009fe07100 [ 72.058693][ T7105] x29: ffff80009fe07260 x28: ffff0000e61d0c60 x27: 0000000000000001 [ 72.059945][ T7105] x26: 0000000000000000 x25: 1fffe0001cc3a18c x24: ffff0000e61d0c38 [ 72.061144][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.062345][ T7105] x20: ffff0000dee9a068 x19: ffff0000dee9a000 x18: 1fffe0003377d090 [ 72.063529][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.064787][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.066035][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.067254][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 72.068420][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 72.069586][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.070809][ T7105] Call trace: [ 72.071238][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.072269][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.073112][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.074035][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.074860][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.075687][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.076404][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.077194][ T7105] iput+0x36c/0xfdc [ 72.077759][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.078501][ T7105] __dentry_kill+0x170/0x594 [ 72.079213][ T7105] shrink_kill+0xd4/0x2cc [ 72.079862][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.080636][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.081390][ T7105] do_one_tree+0x30/0xf4 [ 72.082042][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.082867][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.083645][ T7105] kill_block_super+0x44/0x90 [ 72.084354][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.084965][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.085759][ T7105] deactivate_super+0xe0/0x100 [ 72.086478][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.087074][ T7105] __cleanup_mnt+0x20/0x30 [ 72.087765][ T7105] task_work_run+0x1dc/0x260 [ 72.088443][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.089236][ T7105] el0_svc+0x17c/0x26c [ 72.089857][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.090596][ T7105] el0t_64_sync+0x198/0x19c [ 72.091277][ T7105] irq event stamp: 347100 [ 72.091975][ T7105] hardirqs last enabled at (347099): [] finish_lock_switch+0xb0/0x1c0 [ 72.093504][ T7105] hardirqs last disabled at (347100): [] el1_brk64+0x20/0x54 [ 72.094898][ T7105] softirqs last enabled at (347090): [] local_bh_enable+0x10/0x34 [ 72.096313][ T7105] softirqs last disabled at (347088): [] local_bh_disable+0x10/0x34 [ 72.097695][ T7105] ---[ end trace 0000000000000000 ]--- [ 72.102658][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.139830][ T7352] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 7 ** replaying previous printk message ** [ 72.148792][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.148887][ T7105] ------------[ cut here ]------------ [ 72.148892][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 72.153640][ T7105] Modules linked in: [ 72.154252][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.155821][ T7105] Tainted: [W]=WARN [ 72.156390][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.157926][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.159142][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.160078][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.161051][ T7105] sp : ffff80009fe07100 [ 72.161672][ T7105] x29: ffff80009fe07260 x28: ffff0000e61d32e0 x27: 0000000000000001 [ 72.162880][ T7105] x26: 0000000000000000 x25: 1fffe0001cc3a65c x24: ffff0000e61d32b8 [ 72.164186][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.165425][ T7105] x20: ffff0000f6a32068 x19: ffff0000f6a32000 x18: 1fffe0003377d090 [ 72.166656][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.167872][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.169067][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.170259][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 72.171448][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 72.172604][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.173852][ T7105] Call trace: [ 72.174333][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.175270][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.176060][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.176941][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.177812][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.178645][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.179347][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.180133][ T7105] iput+0x36c/0xfdc [ 72.180713][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.181397][ T7105] __dentry_kill+0x170/0x594 [ 72.182109][ T7105] shrink_kill+0xd4/0x2cc [ 72.182777][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.183552][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.184222][ T7105] do_one_tree+0x30/0xf4 [ 72.184897][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.185670][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.186504][ T7105] kill_block_super+0x44/0x90 [ 72.187156][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.187768][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.188560][ T7105] deactivate_super+0xe0/0x100 [ 72.189299][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.189993][ T7105] __cleanup_mnt+0x20/0x30 [ 72.190687][ T7105] task_work_run+0x1dc/0x260 [ 72.191386][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.192178][ T7105] el0_svc+0x17c/0x26c [ 72.192771][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.193571][ T7105] el0t_64_sync+0x198/0x19c [ 72.194268][ T7105] irq event stamp: 353786 [ 72.194937][ T7105] hardirqs last enabled at (353785): [] irqentry_exit+0x1b4/0x2f4 [ 72.196408][ T7105] hardirqs last disabled at (353786): [] el1_brk64+0x20/0x54 [ 72.197817][ T7105] softirqs last enabled at (353778): [] local_bh_enable+0x10/0x34 [ 72.199321][ T7105] softirqs last disabled at (353776): [] local_bh_disable+0x10/0x34 [ 72.200781][ T7105] ---[ end trace 0000000000000000 ]--- [ 72.211595][ T7105] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.254582][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.256814][ T7105] ------------[ cut here ]------------ [ 72.256820][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 72.259285][ T7105] Modules linked in: [ 72.259815][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.261317][ T7105] Tainted: [W]=WARN [ 72.261847][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.263310][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.264432][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.265482][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.266458][ T7105] sp : ffff80009fe07100 [ 72.267067][ T7105] x29: ffff80009fe07260 x28: ffff0000f7ba7640 x27: 0000000000000001 [ 72.268246][ T7105] x26: 0000000000000000 x25: 1fffe0001ef74ec8 x24: ffff0000f7ba7618 [ 72.269479][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.270698][ T7105] x20: ffff0000d53a4068 x19: ffff0000d53a4000 x18: 1fffe00033781890 [ 72.271858][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.273077][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.274279][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.275472][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 72.276829][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 72.278050][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.279347][ T7105] Call trace: [ 72.279821][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.280881][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.281663][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.282537][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.283372][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.284189][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.284893][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.285630][ T7105] iput+0x36c/0xfdc [ 72.286199][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.286975][ T7105] __dentry_kill+0x170/0x594 [ 72.287688][ T7105] shrink_kill+0xd4/0x2cc [ 72.288338][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.289056][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.289789][ T7105] do_one_tree+0x30/0xf4 [ 72.290437][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.291226][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.292113][ T7105] kill_block_super+0x44/0x90 [ 72.292778][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.293515][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.294294][ T7105] deactivate_super+0xe0/0x100 [ 72.295045][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.295697][ T7105] __cleanup_mnt+0x20/0x30 [ 72.296395][ T7105] task_work_run+0x1dc/0x260 [ 72.297073][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.297796][ T7105] el0_svc+0x17c/0x26c [ 72.298404][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.299177][ T7105] el0t_64_sync+0x198/0x19c [ 72.299863][ T7105] irq event stamp: 358868 [ 72.300543][ T7105] hardirqs last enabled at (358867): [] finish_lock_switch+0xb0/0x1c0 [ 72.301998][ T7105] hardirqs last disabled at (358868): [] el1_brk64+0x20/0x54 [ 72.303287][ T7105] softirqs last enabled at (358858): [] local_bh_enable+0x10/0x34 [ 72.304698][ T7105] softirqs last disabled at (358856): [] local_bh_disable+0x10/0x34 [ 72.306125][ T7105] ---[ end trace 0000000000000000 ]--- [ 72.337973][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.340044][ T7105] ------------[ cut here ]------------ [ 72.340050][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 72.342666][ T7105] Modules linked in: [ 72.343238][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.344777][ T7105] Tainted: [W]=WARN [ 72.345407][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.347018][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.348210][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.349163][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.350175][ T7105] sp : ffff80009fe07100 [ 72.350774][ T7105] x29: ffff80009fe07260 x28: ffff0000dcc39fa0 x27: 0000000000000001 [ 72.352060][ T7105] x26: 0000000000000000 x25: 1fffe0001b9873f4 x24: ffff0000dcc39f78 [ 72.353243][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.354470][ T7105] x20: ffff0000d192a068 x19: ffff0000d192a000 x18: 1fffe00033781890 [ 72.355778][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.356981][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.358309][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.359579][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 72.360924][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 72.362238][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.363480][ T7105] Call trace: [ 72.364018][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.364976][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.365805][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.366714][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.367545][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.368401][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.369096][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.369862][ T7105] iput+0x36c/0xfdc [ 72.370479][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.371229][ T7105] __dentry_kill+0x170/0x594 [ 72.371947][ T7105] shrink_kill+0xd4/0x2cc [ 72.372594][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.373296][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.374071][ T7105] do_one_tree+0x30/0xf4 [ 72.374709][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.375559][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.376423][ T7105] kill_block_super+0x44/0x90 [ 72.377110][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.377727][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.378551][ T7105] deactivate_super+0xe0/0x100 [ 72.379284][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.379951][ T7105] __cleanup_mnt+0x20/0x30 [ 72.380601][ T7105] task_work_run+0x1dc/0x260 [ 72.381336][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.382183][ T7105] el0_svc+0x17c/0x26c [ 72.382788][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.383557][ T7105] el0t_64_sync+0x198/0x19c [ 72.384271][ T7105] irq event stamp: 364084 [ 72.384950][ T7105] hardirqs last enabled at (364083): [] finish_lock_switch+0xb0/0x1c0 [ 72.386521][ T7105] hardirqs last disabled at (364084): [] el1_brk64+0x20/0x54 [ 72.387889][ T7105] softirqs last enabled at (364074): [] local_bh_enable+0x10/0x34 [ 72.389326][ T7105] softirqs last disabled at (364072): [] local_bh_disable+0x10/0x34 [ 72.390784][ T7105] ---[ end trace 0000000000000000 ]--- [ 72.431240][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.433449][ T7105] ------------[ cut here ]------------ [ 72.433456][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 72.436300][ T7105] Modules linked in: [ 72.436922][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.438609][ T7105] Tainted: [W]=WARN [ 72.439166][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.440692][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.441906][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.442945][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.443863][ T7105] sp : ffff80009fe07100 [ 72.444529][ T7105] x29: ffff80009fe07260 x28: ffff0000dcc3c620 x27: 0000000000000001 [ 72.445729][ T7105] x26: 0000000000000000 x25: 1fffe0001b9878c4 x24: ffff0000dcc3c5f8 [ 72.446894][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.448100][ T7105] x20: ffff0000c9f92068 x19: ffff0000c9f92000 x18: 1fffe00033781890 [ 72.449327][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.450549][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.451708][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.452953][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 72.454145][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 72.455371][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.456582][ T7105] Call trace: [ 72.457102][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.458115][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.459022][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.460024][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.460936][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.461827][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.462604][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.463396][ T7105] iput+0x36c/0xfdc [ 72.463996][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.464807][ T7105] __dentry_kill+0x170/0x594 [ 72.465519][ T7105] shrink_kill+0xd4/0x2cc [ 72.466215][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.467003][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.467816][ T7105] do_one_tree+0x30/0xf4 [ 72.468502][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.469364][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.470146][ T7105] kill_block_super+0x44/0x90 [ 72.470860][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.471525][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.472327][ T7105] deactivate_super+0xe0/0x100 [ 72.473023][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.473679][ T7105] __cleanup_mnt+0x20/0x30 [ 72.474441][ T7105] task_work_run+0x1dc/0x260 [ 72.475151][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.475984][ T7105] el0_svc+0x17c/0x26c [ 72.476613][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.477417][ T7105] el0t_64_sync+0x198/0x19c [ 72.478123][ T7105] irq event stamp: 370140 [ 72.478789][ T7105] hardirqs last enabled at (370139): [] finish_lock_switch+0xb0/0x1c0 [ 72.480282][ T7105] hardirqs last disabled at (370140): [] el1_brk64+0x20/0x54 [ 72.481561][ T7105] softirqs last enabled at (370130): [] local_bh_enable+0x10/0x34 [ 72.482938][ T7105] softirqs last disabled at (370128): [] local_bh_disable+0x10/0x34 [ 72.484273][ T7105] ---[ end trace 0000000000000000 ]--- [ 72.543794][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: re ** replaying previous printk message ** [ 72.543794][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.545082][ T7105] ------------[ cut here ]------------ [ 72.545089][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 72.550042][ T7105] Modules linked in: [ 72.550642][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.552250][ T7105] Tainted: [W]=WARN [ 72.552794][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.554319][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.555522][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.556516][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.557556][ T7105] sp : ffff80009fe07100 [ 72.558145][ T7105] x29: ffff80009fe07260 x28: ffff0000e61d4620 x27: 0000000000000001 [ 72.559386][ T7105] x26: 0000000000000000 x25: 1fffe0001cc3a8c4 x24: ffff0000e61d45f8 [ 72.560640][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.561879][ T7105] x20: ffff0000d0ea0068 x19: ffff0000d0ea0000 x18: 1fffe0003377d090 [ 72.563042][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.564307][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.565601][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.566880][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 72.568118][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 72.569322][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.570570][ T7105] Call trace: [ 72.571028][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.571964][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.572793][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.573646][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.574463][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.575259][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.575996][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.576790][ T7105] iput+0x36c/0xfdc [ 72.577405][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.578192][ T7105] __dentry_kill+0x170/0x594 [ 72.578880][ T7105] shrink_kill+0xd4/0x2cc [ 72.579494][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.580267][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.581065][ T7105] do_one_tree+0x30/0xf4 [ 72.581710][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.582531][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.583356][ T7105] kill_block_super+0x44/0x90 [ 72.584074][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.584682][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.585528][ T7105] deactivate_super+0xe0/0x100 [ 72.586247][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.586957][ T7105] __cleanup_mnt+0x20/0x30 [ 72.587661][ T7105] task_work_run+0x1dc/0x260 [ 72.588350][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.589241][ T7105] el0_svc+0x17c/0x26c [ 72.589919][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.590679][ T7105] el0t_64_sync+0x198/0x19c [ 72.591374][ T7105] irq event stamp: 376018 [ 72.592090][ T7105] hardirqs last enabled at (376017): [] finish_lock_switch+0xb0/0x1c0 [ 72.593535][ T7105] hardirqs last disabled at (376018): [] el1_brk64+0x20/0x54 [ 72.594890][ T7105] softirqs last enabled at (376008): [] local_bh_enable+0x10/0x34 [ 72.596309][ T7105] softirqs last disabled at (376006): [] local_bh_disable+0x10/0x34 [ 72.597897][ T7105] ---[ end trace 0000000000000000 ]--- [ 72.639997][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.641987][ T7105] ------------[ cut here ]------------ [ 72.641994][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 72.644539][ T7105] Modules linked in: [ 72.645122][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.646774][ T7105] Tainted: [W]=WARN [ 72.647349][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.648870][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.650024][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.650954][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.651939][ T7105] sp : ffff80009fe07100 [ 72.652494][ T7105] x29: ffff80009fe07260 x28: ffff0000f7ba82c0 x27: 0000000000000001 [ 72.653709][ T7105] x26: 0000000000000000 x25: 1fffe0001ef75058 x24: ffff0000f7ba8298 [ 72.654900][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.656005][ T7105] x20: ffff0000d47b0068 x19: ffff0000d47b0000 x18: 1fffe00033781890 [ 72.657132][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.658328][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.659467][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.660723][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 72.661906][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 72.663157][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.664339][ T7105] Call trace: [ 72.664831][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.665859][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.666579][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.667509][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.668336][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.669151][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.669875][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.670596][ T7105] iput+0x36c/0xfdc [ 72.671209][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.672031][ T7105] __dentry_kill+0x170/0x594 [ 72.672716][ T7105] shrink_kill+0xd4/0x2cc [ 72.673367][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.674150][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.674934][ T7105] do_one_tree+0x30/0xf4 [ 72.675587][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.676437][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.677273][ T7105] kill_block_super+0x44/0x90 [ 72.678012][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.678642][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.679458][ T7105] deactivate_super+0xe0/0x100 [ 72.680195][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.680880][ T7105] __cleanup_mnt+0x20/0x30 [ 72.681567][ T7105] task_work_run+0x1dc/0x260 [ 72.682259][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.683042][ T7105] el0_svc+0x17c/0x26c [ 72.683612][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.684417][ T7105] el0t_64_sync+0x198/0x19c [ 72.685142][ T7105] irq event stamp: 381482 [ 72.685787][ T7105] hardirqs last enabled at (381481): [] finish_lock_switch+0xb0/0x1c0 [ 72.687366][ T7105] hardirqs last disabled at (381482): [] el1_brk64+0x20/0x54 [ 72.688720][ T7105] softirqs last enabled at (381472): [] local_bh_enable+0x10/0x34 [ 72.690202][ T7105] softirqs last disabled at (381470): [] local_bh_disable+0x10/0x34 [ 72.691592][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 72.736737][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.736833][ T7105] ------------[ cut here ]------------ [ 72.736837][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 72.741781][ T7105] Modules linked in: [ 72.742404][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.743932][ T7105] Tainted: [W]=WARN [ 72.744470][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.745876][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.747087][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.748073][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.749092][ T7105] sp : ffff80009fe07100 [ 72.749703][ T7105] x29: ffff80009fe07260 x28: ffff0000e61d5960 x27: 0000000000000001 [ 72.750960][ T7105] x26: 0000000000000000 x25: 1fffe0001cc3ab2c x24: ffff0000e61d5938 [ 72.752211][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.753400][ T7105] x20: ffff0000ddb6c068 x19: ffff0000ddb6c000 x18: 1fffe0003377d090 [ 72.754596][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.755793][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.757061][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.758355][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 72.759542][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 72.760674][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.761841][ T7105] Call trace: [ 72.762408][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.763363][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.764209][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.765058][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.765886][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.766664][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.767381][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.768093][ T7105] iput+0x36c/0xfdc [ 72.768688][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.769550][ T7105] __dentry_kill+0x170/0x594 [ 72.770258][ T7105] shrink_kill+0xd4/0x2cc [ 72.770901][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.771662][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.772368][ T7105] do_one_tree+0x30/0xf4 [ 72.772924][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.773703][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.774455][ T7105] kill_block_super+0x44/0x90 [ 72.775216][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.775854][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.776689][ T7105] deactivate_super+0xe0/0x100 [ 72.777416][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.778064][ T7105] __cleanup_mnt+0x20/0x30 [ 72.778719][ T7105] task_work_run+0x1dc/0x260 [ 72.779435][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.780254][ T7105] el0_svc+0x17c/0x26c [ 72.780918][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.781657][ T7105] el0t_64_sync+0x198/0x19c [ 72.782263][ T7105] irq event stamp: 386802 [ 72.783036][ T7105] hardirqs last enabled at (386801): [] irqentry_exit+0x1b4/0x2f4 [ 72.784544][ T7105] hardirqs last disabled at (386802): [] el1_brk64+0x20/0x54 [ 72.785954][ T7105] softirqs last enabled at (386794): [] local_bh_enable+0x10/0x34 [ 72.787497][ T7105] softirqs last disabled at (386792): [] local_bh_disable+0x10/0x34 [ 72.788955][ T7105] ---[ end trace 0000000000000000 ]--- [ 72.831829][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.833869][ T7105] ------------[ cut here ]------------ [ 72.833875][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 72.836336][ T7105] Modules linked in: [ 72.836953][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.838585][ T7105] Tainted: [W]=WARN [ 72.839161][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.840674][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.841801][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.842875][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.843829][ T7105] sp : ffff80009fe07100 [ 72.844470][ T7105] x29: ffff80009fe07260 x28: ffff0000f79482c0 x27: 0000000000000001 [ 72.845654][ T7105] x26: 0000000000000000 x25: 1fffe0001ef29058 x24: ffff0000f7948298 [ 72.846856][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.848101][ T7105] x20: ffff0000d4e4e068 x19: ffff0000d4e4e000 x18: 1fffe00033781890 [ 72.849248][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.850495][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.851681][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.852872][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 72.854042][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 72.855218][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.856504][ T7105] Call trace: [ 72.857014][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.857991][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.858827][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.859642][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.860534][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.861350][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.862079][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.862837][ T7105] iput+0x36c/0xfdc [ 72.863437][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.864210][ T7105] __dentry_kill+0x170/0x594 [ 72.864905][ T7105] shrink_kill+0xd4/0x2cc [ 72.865630][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.866421][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.867170][ T7105] do_one_tree+0x30/0xf4 [ 72.867772][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.868594][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.869371][ T7105] kill_block_super+0x44/0x90 [ 72.870084][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.870776][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.871573][ T7105] deactivate_super+0xe0/0x100 [ 72.872281][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.872960][ T7105] __cleanup_mnt+0x20/0x30 [ 72.873638][ T7105] task_work_run+0x1dc/0x260 [ 72.874332][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.875163][ T7105] el0_svc+0x17c/0x26c [ 72.875780][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.876534][ T7105] el0t_64_sync+0x198/0x19c [ 72.877239][ T7105] irq event stamp: 391822 [ 72.877894][ T7105] hardirqs last enabled at (391821): [] finish_lock_switch+0xb0/0x1c0 [ 72.879403][ T7105] hardirqs last disabled at (391822): [] el1_brk64+0x20/0x54 [ 72.880773][ T7105] softirqs last enabled at (391812): [] local_bh_enable+0x10/0x34 [ 72.882173][ T7105] softirqs last disabled at (391810): [] local_bh_disable+0x10/0x34 [ 72.883614][ T7105] ---[ end trace 0000000000000000 ]--- [ 72.932517][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 72.934540][ T7105] ------------[ cut here ]------------ [ 72.934547][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 72.937043][ T7105] Modules linked in: [ 72.937621][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.939166][ T7105] Tainted: [W]=WARN [ 72.939731][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.941162][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.943194][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.944306][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 72.945478][ T7105] sp : ffff80009fe07100 [ 72.946105][ T7105] x29: ffff80009fe07260 x28: ffff0000f7babc80 x27: 0000000000000001 [ 72.947408][ T7105] x26: 0000000000000000 x25: 1fffe0001ef75790 x24: ffff0000f7babc58 [ 72.948635][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 72.949843][ T7105] x20: ffff0000d7cdc068 x19: ffff0000d7cdc000 x18: 1fffe00033781890 [ 72.951115][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 72.952337][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 72.953667][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 72.954902][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 72.956057][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 72.957344][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.958522][ T7105] Call trace: [ 72.958979][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 72.959960][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 72.960775][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 72.961649][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.962513][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 72.963252][ T7105] ext4_dirty_inode+0xd4/0x104 [ 72.963961][ T7105] __mark_inode_dirty+0x358/0x15bc [ 72.964684][ T7105] iput+0x36c/0xfdc [ 72.965220][ T7105] dentry_unlink_inode+0x384/0x45c [ 72.965914][ T7105] __dentry_kill+0x170/0x594 [ 72.966583][ T7105] shrink_kill+0xd4/0x2cc [ 72.967162][ T7105] shrink_dentry_list+0x31c/0x6cc [ 72.967811][ T7105] shrink_dcache_tree+0xc0/0x290 [ 72.968500][ T7105] do_one_tree+0x30/0xf4 [ 72.969097][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 72.969844][ T7105] generic_shutdown_super+0x68/0x2b8 [ 72.970578][ T7105] kill_block_super+0x44/0x90 [ 72.971234][ T7105] ext4_kill_sb+0x68/0xa4 [ 72.971821][ T7105] deactivate_locked_super+0xc4/0x12c [ 72.972548][ T7105] deactivate_super+0xe0/0x100 [ 72.973208][ T7105] cleanup_mnt+0x31c/0x3ac [ 72.973823][ T7105] __cleanup_mnt+0x20/0x30 [ 72.974441][ T7105] task_work_run+0x1dc/0x260 [ 72.975083][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 72.975829][ T7105] el0_svc+0x17c/0x26c [ 72.976394][ T7105] el0t_64_sync_handler+0x84/0x12c [ 72.977109][ T7105] el0t_64_sync+0x198/0x19c [ 72.977729][ T7105] irq event stamp: 396892 [ 72.978307][ T7105] hardirqs last enabled at (396891): [] finish_lock_switch+0xb0/0x1c0 [ 72.979630][ T7105] hardirqs last disabled at (396892): [] el1_brk64+0x20/0x54 [ 72.980842][ T7105] softirqs last enabled at (396882): [] local_bh_enable+0x10/0x34 [ 72.982121][ T7105] softirqs last disabled at (396880): [] local_bh_disable+0x10/0x34 [ 72.983462][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.032711][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.043807][ T7105] ------------[ cut here ]------------ [ 73.043817][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 73.046442][ T7105] Modules linked in: [ 73.047080][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.048741][ T7105] Tainted: [W]=WARN [ 73.049343][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.050917][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.052112][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.053091][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.054040][ T7105] sp : ffff80009fe07100 [ 73.054640][ T7105] x29: ffff80009fe07260 x28: ffff0000f7bacfc0 x27: 0000000000000001 [ 73.055773][ T7105] x26: 0000000000000000 x25: 1fffe0001ef759f8 x24: ffff0000f7bacf98 [ 73.057042][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.058186][ T7105] x20: ffff0000d337e068 x19: ffff0000d337e000 x18: 1fffe00033781890 [ 73.059403][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.060625][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.061916][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.063128][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 73.064302][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 73.065506][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.066728][ T7105] Call trace: [ 73.067218][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.068190][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.068993][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.069861][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.070719][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.071606][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.072318][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.073090][ T7105] iput+0x36c/0xfdc [ 73.073609][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.074437][ T7105] __dentry_kill+0x170/0x594 [ 73.075136][ T7105] shrink_kill+0xd4/0x2cc [ 73.075784][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.076563][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.077317][ T7105] do_one_tree+0x30/0xf4 [ 73.077927][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.078709][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.079469][ T7105] kill_block_super+0x44/0x90 [ 73.080139][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.080846][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.081623][ T7105] deactivate_super+0xe0/0x100 [ 73.082487][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.083219][ T7105] __cleanup_mnt+0x20/0x30 [ 73.083916][ T7105] task_work_run+0x1dc/0x260 [ 73.084683][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.085557][ T7105] el0_svc+0x17c/0x26c [ 73.086201][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.086958][ T7105] el0t_64_sync+0x198/0x19c [ 73.087667][ T7105] irq event stamp: 402726 [ 73.088344][ T7105] hardirqs last enabled at (402725): [] finish_lock_switch+0xb0/0x1c0 [ 73.089840][ T7105] hardirqs last disabled at (402726): [] el1_brk64+0x20/0x54 [ 73.091122][ T7105] softirqs last enabled at (402716): [] local_bh_enable+0x10/0x34 [ 73.092450][ T7105] softirqs last disabled at (402714): [] local_bh_disable+0x10/0x34 [ 73.093914][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.140839][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.142851][ T7105] ------------[ cut here ]------------ [ 73.142858][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 73.145401][ T7105] Modules linked in: [ 73.145998][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.147679][ T7105] Tainted: [W]=WARN [ 73.148252][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.149786][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.150927][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.151907][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.152870][ T7105] sp : ffff80009fe07100 [ 73.153447][ T7105] x29: ffff80009fe07260 x28: ffff0000f794a940 x27: 0000000000000001 [ 73.154709][ T7105] x26: 0000000000000000 x25: 1fffe0001ef29528 x24: ffff0000f794a918 [ 73.155982][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.157252][ T7105] x20: ffff0000ef04e068 x19: ffff0000ef04e000 x18: 1fffe00033781890 [ 73.158481][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.159645][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.160882][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.162073][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 73.163448][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 73.164733][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.165986][ T7105] Call trace: [ 73.166498][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.167469][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.168280][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.169122][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.169903][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.170801][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.171550][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.172281][ T7105] iput+0x36c/0xfdc [ 73.172830][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.173641][ T7105] __dentry_kill+0x170/0x594 [ 73.174275][ T7105] shrink_kill+0xd4/0x2cc [ 73.174904][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.175687][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.176424][ T7105] do_one_tree+0x30/0xf4 [ 73.177024][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.177862][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.178620][ T7105] kill_block_super+0x44/0x90 [ 73.179331][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.179979][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.180828][ T7105] deactivate_super+0xe0/0x100 [ 73.181566][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.182263][ T7105] __cleanup_mnt+0x20/0x30 [ 73.182918][ T7105] task_work_run+0x1dc/0x260 [ 73.183577][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.184401][ T7105] el0_svc+0x17c/0x26c [ 73.184974][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.185759][ T7105] el0t_64_sync+0x198/0x19c [ 73.186448][ T7105] irq event stamp: 408064 [ 73.187107][ T7105] hardirqs last enabled at (408063): [] finish_lock_switch+0xb0/0x1c0 [ 73.188526][ T7105] hardirqs last disabled at (408064): [] el1_brk64+0x20/0x54 [ 73.189843][ T7105] softirqs last enabled at (408054): [] local_bh_enable+0x10/0x34 [ 73.191252][ T7105] softirqs last disabled at (408052): [] local_bh_disable+0x10/0x34 [ 73.192702][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.241494][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.243396][ T7105] ------------[ cut here ]------------ [ 73.243403][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 73.246023][ T7105] Modules linked in: [ 73.246699][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.248336][ T7105] Tainted: [W]=WARN [ 73.248956][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.250489][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.251624][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.252643][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.253639][ T7105] sp : ffff80009fe07100 [ 73.254282][ T7105] x29: ffff80009fe07260 x28: ffff0000f786bc80 x27: 0000000000000001 [ 73.255450][ T7105] x26: 0000000000000000 x25: 1fffe0001ef0d790 x24: ffff0000f786bc58 [ 73.256753][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.258007][ T7105] x20: ffff0000d1346068 x19: ffff0000d1346000 x18: 1fffe00033781890 [ 73.259231][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.260488][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.261868][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.263005][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 73.264196][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 73.265438][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.266631][ T7105] Call trace: [ 73.267117][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.268046][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.268823][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.269727][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.270580][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.271386][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.272106][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.272876][ T7105] iput+0x36c/0xfdc [ 73.273434][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.274134][ T7105] __dentry_kill+0x170/0x594 [ 73.274814][ T7105] shrink_kill+0xd4/0x2cc [ 73.275455][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.276247][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.277009][ T7105] do_one_tree+0x30/0xf4 [ 73.277708][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.278594][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.279475][ T7105] kill_block_super+0x44/0x90 [ 73.280123][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.280683][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.281460][ T7105] deactivate_super+0xe0/0x100 [ 73.282148][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.282832][ T7105] __cleanup_mnt+0x20/0x30 [ 73.283511][ T7105] task_work_run+0x1dc/0x260 [ 73.284200][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.285029][ T7105] el0_svc+0x17c/0x26c [ 73.285581][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.286331][ T7105] el0t_64_sync+0x198/0x19c [ 73.287004][ T7105] irq event stamp: 413338 [ 73.287653][ T7105] hardirqs last enabled at (413337): [] finish_lock_switch+0xb0/0x1c0 [ 73.289110][ T7105] hardirqs last disabled at (413338): [] el1_brk64+0x20/0x54 [ 73.290468][ T7105] softirqs last enabled at (413328): [] local_bh_enable+0x10/0x34 [ 73.291844][ T7105] softirqs last disabled at (413326): [] local_bh_disable+0x10/0x34 [ 73.293264][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.342347][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.344334][ T7105] ------------[ cut here ]------------ [ 73.344340][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 73.346894][ T7105] Modules linked in: [ 73.347488][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.349037][ T7105] Tainted: [W]=WARN [ 73.349579][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.351121][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.352337][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.353349][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.354313][ T7105] sp : ffff80009fe07100 [ 73.354961][ T7105] x29: ffff80009fe07260 x28: ffff0000dcc37640 x27: 0000000000000001 [ 73.356185][ T7105] x26: 0000000000000000 x25: 1fffe0001b986ec8 x24: ffff0000dcc37618 [ 73.357345][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.358532][ T7105] x20: ffff0000d892c068 x19: ffff0000d892c000 x18: 1fffe00033781890 [ 73.359783][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.361031][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.362236][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.363482][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 73.364729][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 73.366013][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.367219][ T7105] Call trace: [ 73.367723][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.368720][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.369521][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.370357][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.371185][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.372019][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.372777][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.373607][ T7105] iput+0x36c/0xfdc [ 73.374181][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.374927][ T7105] __dentry_kill+0x170/0x594 [ 73.375607][ T7105] shrink_kill+0xd4/0x2cc [ 73.376278][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.377041][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.377785][ T7105] do_one_tree+0x30/0xf4 [ 73.378452][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.379260][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.380016][ T7105] kill_block_super+0x44/0x90 [ 73.380679][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.381393][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.382196][ T7105] deactivate_super+0xe0/0x100 [ 73.382882][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.383570][ T7105] __cleanup_mnt+0x20/0x30 [ 73.384223][ T7105] task_work_run+0x1dc/0x260 [ 73.384906][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.385757][ T7105] el0_svc+0x17c/0x26c [ 73.386386][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.387196][ T7105] el0t_64_sync+0x198/0x19c [ 73.387858][ T7105] irq event stamp: 418432 [ 73.388540][ T7105] hardirqs last enabled at (418431): [] finish_lock_switch+0xb0/0x1c0 [ 73.390053][ T7105] hardirqs last disabled at (418432): [] el1_brk64+0x20/0x54 [ 73.391446][ T7105] softirqs last enabled at (418422): [] local_bh_enable+0x10/0x34 [ 73.392920][ T7105] softirqs last disabled at (418420): [] local_bh_disable+0x10/0x34 [ 73.394405][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.436299][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.438681][ T7105] ------------[ cut here ]------------ [ 73.438691][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 73.441337][ T7105] Modules linked in: [ 73.441955][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.443564][ T7105] Tainted: [W]=WARN [ 73.444151][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.445738][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.447162][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.448179][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.449193][ T7105] sp : ffff80009fe07100 [ 73.449840][ T7105] x29: ffff80009fe07260 x28: ffff0000f7b38c60 x27: 0000000000000001 [ 73.451056][ T7105] x26: 0000000000000000 x25: 1fffe0001ef6718c x24: ffff0000f7b38c38 [ 73.452269][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.453500][ T7105] x20: ffff0000d6098068 x19: ffff0000d6098000 x18: 1fffe00033781890 [ 73.454780][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.455975][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.457116][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.458377][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 73.459631][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 73.460844][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.462037][ T7105] Call trace: [ 73.462485][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.463434][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.464186][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.465015][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.465912][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.466763][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.467515][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.468277][ T7105] iput+0x36c/0xfdc [ 73.468836][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.469637][ T7105] __dentry_kill+0x170/0x594 [ 73.470338][ T7105] shrink_kill+0xd4/0x2cc [ 73.471017][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.471731][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.472451][ T7105] do_one_tree+0x30/0xf4 [ 73.473098][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.473969][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.474760][ T7105] kill_block_super+0x44/0x90 [ 73.475141][ T6164] Bluetooth: hci1: command tx timeout [ 73.476322][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.477020][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.477832][ T7105] deactivate_super+0xe0/0x100 [ 73.478661][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.479408][ T7105] __cleanup_mnt+0x20/0x30 [ 73.480171][ T7105] task_work_run+0x1dc/0x260 [ 73.480907][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.481732][ T7105] el0_svc+0x17c/0x26c [ 73.482365][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.483220][ T7105] el0t_64_sync+0x198/0x19c [ 73.483894][ T7105] irq event stamp: 424196 [ 73.484526][ T7105] hardirqs last enabled at (424195): [] finish_lock_switch+0xb0/0x1c0 [ 73.485957][ T7105] hardirqs last disabled at (424196): [] el1_brk64+0x20/0x54 [ 73.487250][ T7105] softirqs last enabled at (424186): [] local_bh_enable+0x10/0x34 [ 73.488739][ T7105] softirqs last disabled at (424184): [] local_bh_disable+0x10/0x34 [ 73.490194][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.528942][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.531224][ T7105] ------------[ cut here ]------------ [ 73.531234][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 73.533744][ T7105] Modules linked in: [ 73.534305][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.535981][ T7105] Tainted: [W]=WARN [ 73.536570][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.538091][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.539260][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.540288][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.541282][ T7105] sp : ffff80009fe07100 [ 73.541857][ T7105] x29: ffff80009fe07260 x28: ffff0000f7b3b2e0 x27: 0000000000000001 [ 73.543146][ T7105] x26: 0000000000000000 x25: 1fffe0001ef6765c x24: ffff0000f7b3b2b8 [ 73.544360][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.545596][ T7105] x20: ffff0000c9be8068 x19: ffff0000c9be8000 x18: 1fffe00033781890 [ 73.546826][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.548064][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.549254][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.550496][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 73.551748][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 73.552987][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.554265][ T7105] Call trace: [ 73.554787][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.555751][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.556545][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.557364][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.558157][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.558984][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.559719][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.560470][ T7105] iput+0x36c/0xfdc [ 73.561051][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.561800][ T7105] __dentry_kill+0x170/0x594 [ 73.562494][ T7105] shrink_kill+0xd4/0x2cc [ 73.563141][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.563962][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.564771][ T7105] do_one_tree+0x30/0xf4 [ 73.565416][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.566315][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.567144][ T7105] kill_block_super+0x44/0x90 [ 73.567863][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.568522][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.569323][ T7105] deactivate_super+0xe0/0x100 [ 73.570012][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.570661][ T7105] __cleanup_mnt+0x20/0x30 [ 73.571311][ T7105] task_work_run+0x1dc/0x260 [ 73.571954][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.572789][ T7105] el0_svc+0x17c/0x26c [ 73.573450][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.574200][ T7105] el0t_64_sync+0x198/0x19c [ 73.574820][ T7105] irq event stamp: 431190 [ 73.575501][ T7105] hardirqs last enabled at (431189): [] finish_lock_switch+0xb0/0x1c0 [ 73.577000][ T7105] hardirqs last disabled at (431190): [] el1_brk64+0x20/0x54 [ 73.578353][ T7105] softirqs last enabled at (431180): [] local_bh_enable+0x10/0x34 [ 73.579782][ T7105] softirqs last disabled at (431178): [] local_bh_disable+0x10/0x34 [ 73.581239][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 73.631646][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.631737][ T7105] ------------[ cut here ]------------ [ 73.631741][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 73.636884][ T7105] Modules linked in: [ 73.637510][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.639129][ T7105] Tainted: [W]=WARN [ 73.639721][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.641200][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.642378][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.643326][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.644304][ T7105] sp : ffff80009fe07100 [ 73.644954][ T7105] x29: ffff80009fe07260 x28: ffff0000f7b3d960 x27: 0000000000000001 [ 73.646196][ T7105] x26: 0000000000000000 x25: 1fffe0001ef67b2c x24: ffff0000f7b3d938 [ 73.647417][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.648673][ T7105] x20: ffff0000cdc48068 x19: ffff0000cdc48000 x18: 1fffe0003377d090 [ 73.650002][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.651361][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.652650][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.653904][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 73.655154][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 73.656384][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.657576][ T7105] Call trace: [ 73.658025][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.659041][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.659876][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.660749][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.661593][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.662412][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.663135][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.663899][ T7105] iput+0x36c/0xfdc [ 73.664470][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.665269][ T7105] __dentry_kill+0x170/0x594 [ 73.665939][ T7105] shrink_kill+0xd4/0x2cc [ 73.666587][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.667339][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.668087][ T7105] do_one_tree+0x30/0xf4 [ 73.668682][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.669521][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.670314][ T7105] kill_block_super+0x44/0x90 [ 73.671026][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.671643][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.672463][ T7105] deactivate_super+0xe0/0x100 [ 73.673212][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.673872][ T7105] __cleanup_mnt+0x20/0x30 [ 73.674527][ T7105] task_work_run+0x1dc/0x260 [ 73.675217][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.676042][ T7105] el0_svc+0x17c/0x26c [ 73.676658][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.677482][ T7105] el0t_64_sync+0x198/0x19c [ 73.678168][ T7105] irq event stamp: 436556 [ 73.678795][ T7105] hardirqs last enabled at (436555): [] irqentry_exit+0x1b4/0x2f4 [ 73.680197][ T7105] hardirqs last disabled at (436556): [] el1_brk64+0x20/0x54 [ 73.681538][ T7105] softirqs last enabled at (436548): [] local_bh_enable+0x10/0x34 [ 73.683026][ T7105] softirqs last disabled at (436546): [] local_bh_disable+0x10/0x34 [ 73.684540][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 73.728452][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.728538][ T7105] ------------[ cut here ]------------ [ 73.728542][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 73.733585][ T7105] Modules linked in: [ 73.734250][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.735981][ T7105] Tainted: [W]=WARN [ 73.736580][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.738064][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.739234][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.740199][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.741172][ T7105] sp : ffff80009fe07100 [ 73.741777][ T7105] x29: ffff80009fe07260 x28: ffff0000e15402c0 x27: 0000000000000001 [ 73.743042][ T7105] x26: 0000000000000000 x25: 1fffe0001c2a8058 x24: ffff0000e1540298 [ 73.744236][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.745461][ T7105] x20: ffff0000dbf2c068 x19: ffff0000dbf2c000 x18: 1fffe0003377d090 [ 73.746736][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.747913][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.749114][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.750440][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 73.751854][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 73.753159][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.754326][ T7105] Call trace: [ 73.754793][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.755781][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.756601][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.757449][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.758274][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.759157][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.759857][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.760609][ T7105] iput+0x36c/0xfdc [ 73.761287][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.762097][ T7105] __dentry_kill+0x170/0x594 [ 73.762751][ T7105] shrink_kill+0xd4/0x2cc [ 73.763426][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.764159][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.764975][ T7105] do_one_tree+0x30/0xf4 [ 73.765655][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.766496][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.767316][ T7105] kill_block_super+0x44/0x90 [ 73.768095][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.768727][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.769515][ T7105] deactivate_super+0xe0/0x100 [ 73.770196][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.770844][ T7105] __cleanup_mnt+0x20/0x30 [ 73.771481][ T7105] task_work_run+0x1dc/0x260 [ 73.772142][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.773024][ T7105] el0_svc+0x17c/0x26c [ 73.773635][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.774425][ T7105] el0t_64_sync+0x198/0x19c [ 73.775118][ T7105] irq event stamp: 442744 [ 73.775760][ T7105] hardirqs last enabled at (442743): [] irqentry_exit+0x1b4/0x2f4 [ 73.777178][ T7105] hardirqs last disabled at (442744): [] el1_brk64+0x20/0x54 [ 73.778493][ T7105] softirqs last enabled at (442736): [] local_bh_enable+0x10/0x34 [ 73.780000][ T7105] softirqs last disabled at (442734): [] local_bh_disable+0x10/0x34 [ 73.781454][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.797994][ T7421] set_capacity_and_notify: 38 callbacks suppressed [ 73.799631][ T7421] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 73.831106][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.831197][ T7105] ------------[ cut here ]------------ [ 73.831201][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 73.836308][ T7105] Modules linked in: [ 73.836932][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.838603][ T7105] Tainted: [W]=WARN [ 73.839200][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.840665][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.841842][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.842817][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.843842][ T7105] sp : ffff80009fe07100 [ 73.844479][ T7105] x29: ffff80009fe07260 x28: ffff0000f794cfc0 x27: 0000000000000001 [ 73.845703][ T7105] x26: 0000000000000000 x25: 1fffe0001ef299f8 x24: ffff0000f794cf98 [ 73.846923][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.848139][ T7105] x20: ffff0000dc1d8068 x19: ffff0000dc1d8000 x18: 1fffe0003377d090 [ 73.849377][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.850628][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.851838][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.853081][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 73.854383][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 73.855582][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.856826][ T7105] Call trace: [ 73.857329][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.858280][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.859127][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.860003][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.860853][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.861719][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.862426][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.863212][ T7105] iput+0x36c/0xfdc [ 73.863906][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.864736][ T7105] __dentry_kill+0x170/0x594 [ 73.865412][ T7105] shrink_kill+0xd4/0x2cc [ 73.866127][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.866904][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.867595][ T7105] do_one_tree+0x30/0xf4 [ 73.868209][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.869095][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.869947][ T7105] kill_block_super+0x44/0x90 [ 73.870653][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.871269][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.872114][ T7105] deactivate_super+0xe0/0x100 [ 73.872827][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.873499][ T7105] __cleanup_mnt+0x20/0x30 [ 73.874146][ T7105] task_work_run+0x1dc/0x260 [ 73.874815][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.875567][ T7105] el0_svc+0x17c/0x26c [ 73.876217][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.877095][ T7105] el0t_64_sync+0x198/0x19c [ 73.877779][ T7105] irq event stamp: 448186 [ 73.878368][ T7105] hardirqs last enabled at (448185): [] irqentry_exit+0x1b4/0x2f4 [ 73.879787][ T7105] hardirqs last disabled at (448186): [] el1_brk64+0x20/0x54 [ 73.881132][ T7105] softirqs last enabled at (448178): [] local_bh_enable+0x10/0x34 [ 73.882565][ T7105] softirqs last disabled at (448176): [] local_bh_disable+0x10/0x34 [ 73.883990][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.897078][ T7425] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 73.927500][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 73.927591][ T7105] ------------[ cut here ]------------ [ 73.927595][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 73.932633][ T7105] Modules linked in: [ 73.933262][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.934955][ T7105] Tainted: [W]=WARN [ 73.935526][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.937060][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.938245][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.939191][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 73.940117][ T7105] sp : ffff80009fe07100 [ 73.940747][ T7105] x29: ffff80009fe07260 x28: ffff0000e1541600 x27: 0000000000000001 [ 73.941974][ T7105] x26: 0000000000000000 x25: 1fffe0001c2a82c0 x24: ffff0000e15415d8 [ 73.943138][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 73.944403][ T7105] x20: ffff0000dabf0068 x19: ffff0000dabf0000 x18: 1fffe0003377d090 [ 73.945563][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 73.946760][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 73.947952][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 73.949108][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 73.950327][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 73.951565][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.952789][ T7105] Call trace: [ 73.953307][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 73.954338][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 73.955139][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 73.956078][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.956946][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 73.957739][ T7105] ext4_dirty_inode+0xd4/0x104 [ 73.958500][ T7105] __mark_inode_dirty+0x358/0x15bc [ 73.959268][ T7105] iput+0x36c/0xfdc [ 73.959869][ T7105] dentry_unlink_inode+0x384/0x45c [ 73.960602][ T7105] __dentry_kill+0x170/0x594 [ 73.961318][ T7105] shrink_kill+0xd4/0x2cc [ 73.962008][ T7105] shrink_dentry_list+0x31c/0x6cc [ 73.962749][ T7105] shrink_dcache_tree+0xc0/0x290 [ 73.963543][ T7105] do_one_tree+0x30/0xf4 [ 73.964170][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 73.965000][ T7105] generic_shutdown_super+0x68/0x2b8 [ 73.965818][ T7105] kill_block_super+0x44/0x90 [ 73.966502][ T7105] ext4_kill_sb+0x68/0xa4 [ 73.967150][ T7105] deactivate_locked_super+0xc4/0x12c [ 73.967979][ T7105] deactivate_super+0xe0/0x100 [ 73.968741][ T7105] cleanup_mnt+0x31c/0x3ac [ 73.969427][ T7105] __cleanup_mnt+0x20/0x30 [ 73.970056][ T7105] task_work_run+0x1dc/0x260 [ 73.970778][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 73.971549][ T7105] el0_svc+0x17c/0x26c [ 73.972157][ T7105] el0t_64_sync_handler+0x84/0x12c [ 73.972887][ T7105] el0t_64_sync+0x198/0x19c [ 73.973611][ T7105] irq event stamp: 453868 [ 73.974263][ T7105] hardirqs last enabled at (453867): [] irqentry_exit+0x1b4/0x2f4 [ 73.975613][ T7105] hardirqs last disabled at (453868): [] el1_brk64+0x20/0x54 [ 73.976909][ T7105] softirqs last enabled at (453860): [] local_bh_enable+0x10/0x34 [ 73.978274][ T7105] softirqs last disabled at (453858): [] local_bh_disable+0x10/0x34 [ 73.979635][ T7105] ---[ end trace 0000000000000000 ]--- [ 73.995889][ T7429] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.025995][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.026093][ T7105] ------------[ cut here ]------------ [ 74.026097][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 74.030830][ T7105] Modules linked in: [ 74.031409][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.032919][ T7105] Tainted: [W]=WARN [ 74.033501][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.034967][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.036176][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.037168][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.038036][ T7105] sp : ffff80009fe07100 [ 74.038649][ T7105] x29: ffff80009fe07260 x28: ffff0000f786eca0 x27: 0000000000000001 [ 74.039864][ T7105] x26: 0000000000000000 x25: 1fffe0001ef0dd94 x24: ffff0000f786ec78 [ 74.040995][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.042265][ T7105] x20: ffff0000ca524068 x19: ffff0000ca524000 x18: 1fffe0003377d090 [ 74.043468][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.044679][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.045873][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.047135][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 74.048357][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 74.049670][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.050848][ T7105] Call trace: [ 74.051312][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.052281][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.053113][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.053952][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.054740][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.055516][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.056265][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.057045][ T7105] iput+0x36c/0xfdc [ 74.057620][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.058357][ T7105] __dentry_kill+0x170/0x594 [ 74.059085][ T7105] shrink_kill+0xd4/0x2cc [ 74.059700][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.060483][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.061194][ T7105] do_one_tree+0x30/0xf4 [ 74.061829][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.062663][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.063573][ T7105] kill_block_super+0x44/0x90 [ 74.064385][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.065116][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.065963][ T7105] deactivate_super+0xe0/0x100 [ 74.066737][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.067452][ T7105] __cleanup_mnt+0x20/0x30 [ 74.068189][ T7105] task_work_run+0x1dc/0x260 [ 74.068899][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.069694][ T7105] el0_svc+0x17c/0x26c [ 74.070343][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.071085][ T7105] el0t_64_sync+0x198/0x19c [ 74.071795][ T7105] irq event stamp: 459454 [ 74.072501][ T7105] hardirqs last enabled at (459453): [] irqentry_exit+0x1b4/0x2f4 [ 74.074016][ T7105] hardirqs last disabled at (459454): [] el1_brk64+0x20/0x54 [ 74.075423][ T7105] softirqs last enabled at (459446): [] local_bh_enable+0x10/0x34 [ 74.076846][ T7105] softirqs last disabled at (459444): [] local_bh_disable+0x10/0x34 [ 74.078291][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.093497][ T7433] loop0: detected capacity change from 0 to 1024 [ 74.103330][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.107554][ T7105] ------------[ cut here ]------------ [ 74.107562][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 74.109992][ T7105] Modules linked in: [ 74.110511][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.112102][ T7105] Tainted: [W]=WARN [ 74.112681][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.114242][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.115424][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.116420][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.117398][ T7105] sp : ffff80009fe07100 [ 74.118007][ T7105] x29: ffff80009fe07260 x28: ffff0000f786c620 x27: 0000000000000001 [ 74.119213][ T7105] x26: 0000000000000000 x25: 1fffe0001ef0d8c4 x24: ffff0000f786c5f8 [ 74.120418][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.121615][ T7105] x20: ffff0000cf8f2068 x19: ffff0000cf8f2000 x18: 1fffe00033781890 [ 74.122931][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.124126][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.125278][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.126451][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 74.127624][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 74.128796][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.129975][ T7105] Call trace: [ 74.130481][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.131507][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.132322][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.133268][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.134127][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.134913][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.135640][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.136401][ T7105] iput+0x36c/0xfdc [ 74.136975][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.137745][ T7105] __dentry_kill+0x170/0x594 [ 74.138462][ T7105] shrink_kill+0xd4/0x2cc [ 74.139105][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.139858][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.140630][ T7105] do_one_tree+0x30/0xf4 [ 74.141339][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.142214][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.143028][ T7105] kill_block_super+0x44/0x90 [ 74.143741][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.144396][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.145234][ T7105] deactivate_super+0xe0/0x100 [ 74.145971][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.146670][ T7105] __cleanup_mnt+0x20/0x30 [ 74.147283][ T7105] task_work_run+0x1dc/0x260 [ 74.147973][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.148796][ T7105] el0_svc+0x17c/0x26c [ 74.149365][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.150108][ T7105] el0t_64_sync+0x198/0x19c [ 74.150794][ T7105] irq event stamp: 464778 [ 74.151447][ T7105] hardirqs last enabled at (464777): [] finish_lock_switch+0xb0/0x1c0 [ 74.152907][ T7105] hardirqs last disabled at (464778): [] el1_brk64+0x20/0x54 [ 74.154233][ T7105] softirqs last enabled at (464768): [] local_bh_enable+0x10/0x34 [ 74.155633][ T7105] softirqs last disabled at (464766): [] local_bh_disable+0x10/0x34 [ 74.157044][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.192176][ T7439] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.221063][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.221150][ T7105] ------------[ cut here ]------------ [ 74.221154][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 74.225976][ T7105] Modules linked in: [ 74.226561][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.228238][ T7105] Tainted: [W]=WARN [ 74.228817][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.230313][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.231439][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.232380][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.233309][ T7105] sp : ffff80009fe07100 [ 74.233938][ T7105] x29: ffff80009fe07260 x28: ffff0000e1542940 x27: 0000000000000001 [ 74.235046][ T7105] x26: 0000000000000000 x25: 1fffe0001c2a8528 x24: ffff0000e1542918 [ 74.236314][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.237668][ T7105] x20: ffff0000d9640068 x19: ffff0000d9640000 x18: 1fffe0003377d090 [ 74.238894][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.240155][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.241343][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.242542][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 74.243796][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 74.245076][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.246299][ T7105] Call trace: [ 74.246810][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.247790][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.248539][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.249341][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.250160][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.250986][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.251648][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.252405][ T7105] iput+0x36c/0xfdc [ 74.253000][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.253733][ T7105] __dentry_kill+0x170/0x594 [ 74.254416][ T7105] shrink_kill+0xd4/0x2cc [ 74.255095][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.255853][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.256586][ T7105] do_one_tree+0x30/0xf4 [ 74.257261][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.258123][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.258879][ T7105] kill_block_super+0x44/0x90 [ 74.259597][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.260255][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.261056][ T7105] deactivate_super+0xe0/0x100 [ 74.261775][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.262457][ T7105] __cleanup_mnt+0x20/0x30 [ 74.263123][ T7105] task_work_run+0x1dc/0x260 [ 74.263803][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.264558][ T7105] el0_svc+0x17c/0x26c [ 74.265169][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.265927][ T7105] el0t_64_sync+0x198/0x19c [ 74.266579][ T7105] irq event stamp: 471524 [ 74.267189][ T7105] hardirqs last enabled at (471523): [] irqentry_exit+0x1b4/0x2f4 [ 74.268535][ T7105] hardirqs last disabled at (471524): [] el1_brk64+0x20/0x54 [ 74.269911][ T7105] softirqs last enabled at (471516): [] local_bh_enable+0x10/0x34 [ 74.271409][ T7105] softirqs last disabled at (471514): [] local_bh_disable+0x10/0x34 [ 74.272842][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.293500][ T7443] loop0: detected capacity change from 0 to 1024 [ 74.323430][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.325716][ T7105] ------------[ cut here ]------------ [ 74.325723][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 74.328270][ T7105] Modules linked in: [ 74.328863][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.330391][ T7105] Tainted: [W]=WARN [ 74.330966][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.332453][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.333643][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.334645][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.335607][ T7105] sp : ffff80009fe07100 [ 74.336234][ T7105] x29: ffff80009fe07260 x28: ffff0000e1544fc0 x27: 0000000000000001 [ 74.337421][ T7105] x26: 0000000000000000 x25: 1fffe0001c2a89f8 x24: ffff0000e1544f98 [ 74.338604][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.339806][ T7105] x20: ffff0000d2b26068 x19: ffff0000d2b26000 x18: 1fffe0003377d090 [ 74.341018][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.342215][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.343503][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.344708][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 74.345880][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 74.347070][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.348300][ T7105] Call trace: [ 74.348812][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.349782][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.350576][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.351452][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.352278][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.353124][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.353858][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.354645][ T7105] iput+0x36c/0xfdc [ 74.355277][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.356032][ T7105] __dentry_kill+0x170/0x594 [ 74.356752][ T7105] shrink_kill+0xd4/0x2cc [ 74.357388][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.358132][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.358865][ T7105] do_one_tree+0x30/0xf4 [ 74.359443][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.360234][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.361038][ T7105] kill_block_super+0x44/0x90 [ 74.361731][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.362377][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.363162][ T7105] deactivate_super+0xe0/0x100 [ 74.363894][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.364530][ T7105] __cleanup_mnt+0x20/0x30 [ 74.365213][ T7105] task_work_run+0x1dc/0x260 [ 74.365876][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.366708][ T7105] el0_svc+0x17c/0x26c [ 74.367301][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.368033][ T7105] el0t_64_sync+0x198/0x19c [ 74.368715][ T7105] irq event stamp: 478210 [ 74.369332][ T7105] hardirqs last enabled at (478209): [] finish_lock_switch+0xb0/0x1c0 [ 74.370720][ T7105] hardirqs last disabled at (478210): [] el1_brk64+0x20/0x54 [ 74.372075][ T7105] softirqs last enabled at (478200): [] local_bh_enable+0x10/0x34 [ 74.373390][ T7105] softirqs last disabled at (478198): [] local_bh_disable+0x10/0x34 [ 74.374799][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.391963][ T7447] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.424802][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.424895][ T7105] ------------[ cut here ]------------ [ 74.424899][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 74.429512][ T7105] Modules linked in: [ 74.430115][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.431621][ T7105] Tainted: [W]=WARN [ 74.432148][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.433558][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.434660][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.435632][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.436669][ T7105] sp : ffff80009fe07100 [ 74.437292][ T7105] x29: ffff80009fe07260 x28: ffff0000e62db2e0 x27: 0000000000000001 [ 74.438489][ T7105] x26: 0000000000000000 x25: 1fffe0001cc5b65c x24: ffff0000e62db2b8 [ 74.439672][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.440868][ T7105] x20: ffff0000d96a8068 x19: ffff0000d96a8000 x18: 1fffe0003377d090 [ 74.442061][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.443308][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.444590][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.445807][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 74.447028][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 74.448213][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.449405][ T7105] Call trace: [ 74.449874][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.450844][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.451627][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.452498][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.453394][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.454233][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.454972][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.455760][ T7105] iput+0x36c/0xfdc [ 74.456322][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.457063][ T7105] __dentry_kill+0x170/0x594 [ 74.457731][ T7105] shrink_kill+0xd4/0x2cc [ 74.458374][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.459123][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.459886][ T7105] do_one_tree+0x30/0xf4 [ 74.460532][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.461368][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.462137][ T7105] kill_block_super+0x44/0x90 [ 74.462826][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.463498][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.464290][ T7105] deactivate_super+0xe0/0x100 [ 74.464978][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.465639][ T7105] __cleanup_mnt+0x20/0x30 [ 74.466324][ T7105] task_work_run+0x1dc/0x260 [ 74.467001][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.467834][ T7105] el0_svc+0x17c/0x26c [ 74.468439][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.469253][ T7105] el0t_64_sync+0x198/0x19c [ 74.469912][ T7105] irq event stamp: 484218 [ 74.470532][ T7105] hardirqs last enabled at (484217): [] irqentry_exit+0x1b4/0x2f4 [ 74.471865][ T7105] hardirqs last disabled at (484218): [] el1_brk64+0x20/0x54 [ 74.473198][ T7105] softirqs last enabled at (484210): [] local_bh_enable+0x10/0x34 [ 74.474641][ T7105] softirqs last disabled at (484208): [] local_bh_disable+0x10/0x34 [ 74.476069][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.500206][ T7451] loop0: detected capacity change from 0 to 1024 [ 74.520473][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.526145][ T7105] ------------[ cut here ]------------ [ 74.526153][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 74.528803][ T7105] Modules linked in: [ 74.529364][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.530943][ T7105] Tainted: [W]=WARN [ 74.531475][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.533024][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.534132][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.535072][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.536122][ T7105] sp : ffff80009fe07100 [ 74.536737][ T7105] x29: ffff80009fe07260 x28: ffff0000e62d8c60 x27: 0000000000000001 [ 74.537969][ T7105] x26: 0000000000000000 x25: 1fffe0001cc5b18c x24: ffff0000e62d8c38 [ 74.539156][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.540365][ T7105] x20: ffff0000cb3d8068 x19: ffff0000cb3d8000 x18: 1fffe00033781890 [ 74.541613][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.542857][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.544076][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.545271][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 74.546537][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 74.547696][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.548909][ T7105] Call trace: [ 74.549446][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.550389][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.551213][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.552106][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.552994][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.553794][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.554499][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.555197][ T7105] iput+0x36c/0xfdc [ 74.555792][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.556518][ T7105] __dentry_kill+0x170/0x594 [ 74.557202][ T7105] shrink_kill+0xd4/0x2cc [ 74.557872][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.558554][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.559299][ T7105] do_one_tree+0x30/0xf4 [ 74.559907][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.560764][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.561549][ T7105] kill_block_super+0x44/0x90 [ 74.562257][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.562927][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.563726][ T7105] deactivate_super+0xe0/0x100 [ 74.564421][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.565077][ T7105] __cleanup_mnt+0x20/0x30 [ 74.565772][ T7105] task_work_run+0x1dc/0x260 [ 74.566416][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.567174][ T7105] el0_svc+0x17c/0x26c [ 74.567765][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.568523][ T7105] el0t_64_sync+0x198/0x19c [ 74.569185][ T7105] irq event stamp: 489524 [ 74.569812][ T7105] hardirqs last enabled at (489523): [] finish_lock_switch+0xb0/0x1c0 [ 74.571196][ T7105] hardirqs last disabled at (489524): [] el1_brk64+0x20/0x54 [ 74.572673][ T7105] softirqs last enabled at (489514): [] local_bh_enable+0x10/0x34 [ 74.574159][ T7105] softirqs last disabled at (489512): [] local_bh_disable+0x10/0x34 [ 74.575555][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.597676][ T7455] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.647312][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.647406][ T7105] ------------[ cut here ]------------ [ 74.647410][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 74.652104][ T7105] Modules linked in: [ 74.652706][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.654254][ T7105] Tainted: [W]=WARN [ 74.654794][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.656289][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.657429][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.658338][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.659272][ T7105] sp : ffff80009fe07100 [ 74.659858][ T7105] x29: ffff80009fe07260 x28: ffff0000e1547640 x27: 0000000000000001 [ 74.661101][ T7105] x26: 0000000000000000 x25: 1fffe0001c2a8ec8 x24: ffff0000e1547618 [ 74.662230][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.663440][ T7105] x20: ffff0000c7a46068 x19: ffff0000c7a46000 x18: 1fffe0003377d090 [ 74.664641][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.665798][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.667018][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.668240][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 74.669395][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 74.670638][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.671877][ T7105] Call trace: [ 74.672375][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.673352][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.674199][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.675072][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.675885][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.676655][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.677420][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.678188][ T7105] iput+0x36c/0xfdc [ 74.678799][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.679565][ T7105] __dentry_kill+0x170/0x594 [ 74.680242][ T7105] shrink_kill+0xd4/0x2cc [ 74.680940][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.681694][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.682426][ T7105] do_one_tree+0x30/0xf4 [ 74.683012][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.683779][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.684518][ T7105] kill_block_super+0x44/0x90 [ 74.685247][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.685929][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.686774][ T7105] deactivate_super+0xe0/0x100 [ 74.687505][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.688135][ T7105] __cleanup_mnt+0x20/0x30 [ 74.688801][ T7105] task_work_run+0x1dc/0x260 [ 74.689503][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.690349][ T7105] el0_svc+0x17c/0x26c [ 74.690927][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.691767][ T7105] el0t_64_sync+0x198/0x19c [ 74.692429][ T7105] irq event stamp: 494610 [ 74.693112][ T7105] hardirqs last enabled at (494609): [] irqentry_exit+0x1b4/0x2f4 [ 74.694477][ T7105] hardirqs last disabled at (494610): [] el1_brk64+0x20/0x54 [ 74.695786][ T7105] softirqs last enabled at (494602): [] local_bh_enable+0x10/0x34 [ 74.697193][ T7105] softirqs last disabled at (494600): [] local_bh_disable+0x10/0x34 [ 74.698681][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.714383][ T7459] loop0: detected capacity change from 0 to 1024 [ 74.742293][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.744353][ T7105] ------------[ cut here ]------------ [ 74.744360][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 74.746891][ T7105] Modules linked in: [ 74.747478][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.749123][ T7105] Tainted: [W]=WARN [ 74.749669][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.751096][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.752348][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.753354][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.754333][ T7105] sp : ffff80009fe07100 [ 74.754999][ T7105] x29: ffff80009fe07260 x28: ffff0000f7904620 x27: 0000000000000001 [ 74.756274][ T7105] x26: 0000000000000000 x25: 1fffe0001ef208c4 x24: ffff0000f79045f8 [ 74.757527][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.758705][ T7105] x20: ffff0000d462c068 x19: ffff0000d462c000 x18: 1fffe00033781890 [ 74.759892][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.761214][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.762493][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.763744][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 74.764984][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 74.766209][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.767477][ T7105] Call trace: [ 74.767959][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.768884][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.769652][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.770479][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.771373][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.772274][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.772960][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.773725][ T7105] iput+0x36c/0xfdc [ 74.774261][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.775098][ T7105] __dentry_kill+0x170/0x594 [ 74.775785][ T7105] shrink_kill+0xd4/0x2cc [ 74.776489][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.777251][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.778050][ T7105] do_one_tree+0x30/0xf4 [ 74.778761][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.779625][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.780419][ T7105] kill_block_super+0x44/0x90 [ 74.781189][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.781875][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.782726][ T7105] deactivate_super+0xe0/0x100 [ 74.783523][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.784239][ T7105] __cleanup_mnt+0x20/0x30 [ 74.784908][ T7105] task_work_run+0x1dc/0x260 [ 74.785564][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.786402][ T7105] el0_svc+0x17c/0x26c [ 74.787001][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.787765][ T7105] el0t_64_sync+0x198/0x19c [ 74.788442][ T7105] irq event stamp: 500124 [ 74.789094][ T7105] hardirqs last enabled at (500123): [] finish_lock_switch+0xb0/0x1c0 [ 74.790506][ T7105] hardirqs last disabled at (500124): [] el1_brk64+0x20/0x54 [ 74.791897][ T7105] softirqs last enabled at (500114): [] local_bh_enable+0x10/0x34 [ 74.793342][ T7105] softirqs last disabled at (500112): [] local_bh_disable+0x10/0x34 [ 74.794799][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.832591][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.834612][ T7105] ------------[ cut here ]------------ [ 74.834619][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 74.837119][ T7105] Modules linked in: [ 74.837691][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.839289][ T7105] Tainted: [W]=WARN [ 74.839863][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.841412][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.842606][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.843644][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.844667][ T7105] sp : ffff80009fe07100 [ 74.845299][ T7105] x29: ffff80009fe07260 x28: ffff0000e62c1600 x27: 0000000000000001 [ 74.846582][ T7105] x26: 0000000000000000 x25: 1fffe0001cc582c0 x24: ffff0000e62c15d8 [ 74.847752][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.849053][ T7105] x20: ffff0000c6b30068 x19: ffff0000c6b30000 x18: 1fffe00033781890 [ 74.850256][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.851466][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.852695][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.853911][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 74.855166][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 74.856369][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.857604][ T7105] Call trace: [ 74.858066][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.859099][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.859868][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.860739][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.861581][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.862410][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.863200][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.863983][ T7105] iput+0x36c/0xfdc [ 74.864526][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.865277][ T7105] __dentry_kill+0x170/0x594 [ 74.865944][ T7105] shrink_kill+0xd4/0x2cc [ 74.866710][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.867548][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.868354][ T7105] do_one_tree+0x30/0xf4 [ 74.869046][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.869904][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.870775][ T7105] kill_block_super+0x44/0x90 [ 74.871562][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.872278][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.873093][ T7105] deactivate_super+0xe0/0x100 [ 74.873857][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.874553][ T7105] __cleanup_mnt+0x20/0x30 [ 74.875209][ T7105] task_work_run+0x1dc/0x260 [ 74.875937][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.876729][ T7105] el0_svc+0x17c/0x26c [ 74.877379][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.878090][ T7105] el0t_64_sync+0x198/0x19c [ 74.878816][ T7105] irq event stamp: 505802 [ 74.879474][ T7105] hardirqs last enabled at (505801): [] finish_lock_switch+0xb0/0x1c0 [ 74.880914][ T7105] hardirqs last disabled at (505802): [] el1_brk64+0x20/0x54 [ 74.882248][ T7105] softirqs last enabled at (505792): [] local_bh_enable+0x10/0x34 [ 74.883696][ T7105] softirqs last disabled at (505790): [] local_bh_disable+0x10/0x34 [ 74.885077][ T7105] ---[ end trace 0000000000000000 ]--- [ 74.921118][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 74.923360][ T7105] ------------[ cut here ]------------ [ 74.923368][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 74.926033][ T7105] Modules linked in: [ 74.926659][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.928272][ T7105] Tainted: [W]=WARN [ 74.928866][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.930296][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.931438][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.932480][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 74.933431][ T7105] sp : ffff80009fe07100 [ 74.934005][ T7105] x29: ffff80009fe07260 x28: ffff0000f7901fa0 x27: 0000000000000001 [ 74.935283][ T7105] x26: 0000000000000000 x25: 1fffe0001ef203f4 x24: ffff0000f7901f78 [ 74.936452][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 74.937685][ T7105] x20: ffff0000e03f0068 x19: ffff0000e03f0000 x18: 1fffe00033781890 [ 74.938951][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 74.940171][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 74.941318][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 74.942570][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 74.943801][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 74.945154][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.946436][ T7105] Call trace: [ 74.946927][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 74.947882][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 74.948662][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 74.949538][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.950425][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 74.951269][ T7105] ext4_dirty_inode+0xd4/0x104 [ 74.952008][ T7105] __mark_inode_dirty+0x358/0x15bc [ 74.952791][ T7105] iput+0x36c/0xfdc [ 74.953380][ T7105] dentry_unlink_inode+0x384/0x45c [ 74.954183][ T7105] __dentry_kill+0x170/0x594 [ 74.954846][ T7105] shrink_kill+0xd4/0x2cc [ 74.955555][ T7105] shrink_dentry_list+0x31c/0x6cc [ 74.956331][ T7105] shrink_dcache_tree+0xc0/0x290 [ 74.957070][ T7105] do_one_tree+0x30/0xf4 [ 74.957700][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 74.958519][ T7105] generic_shutdown_super+0x68/0x2b8 [ 74.959335][ T7105] kill_block_super+0x44/0x90 [ 74.960047][ T7105] ext4_kill_sb+0x68/0xa4 [ 74.960680][ T7105] deactivate_locked_super+0xc4/0x12c [ 74.961474][ T7105] deactivate_super+0xe0/0x100 [ 74.962156][ T7105] cleanup_mnt+0x31c/0x3ac [ 74.962855][ T7105] __cleanup_mnt+0x20/0x30 [ 74.963531][ T7105] task_work_run+0x1dc/0x260 [ 74.964224][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 74.965023][ T7105] el0_svc+0x17c/0x26c [ 74.965637][ T7105] el0t_64_sync_handler+0x84/0x12c [ 74.966450][ T7105] el0t_64_sync+0x198/0x19c [ 74.967076][ T7105] irq event stamp: 511264 [ 74.967691][ T7105] hardirqs last enabled at (511263): [] finish_lock_switch+0xb0/0x1c0 [ 74.969157][ T7105] hardirqs last disabled at (511264): [] el1_brk64+0x20/0x54 [ 74.970519][ T7105] softirqs last enabled at (511254): [] local_bh_enable+0x10/0x34 [ 74.971992][ T7105] softirqs last disabled at (511252): [] local_bh_disable+0x10/0x34 [ 74.973442][ T7105] ---[ end trace 0000000000000000 ]--- [ 75.011598][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.013649][ T7105] ------------[ cut here ]------------ [ 75.013656][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 75.016132][ T7105] Modules linked in: [ 75.016715][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.018297][ T7105] Tainted: [W]=WARN [ 75.018804][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.020196][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.021378][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.022355][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.023280][ T7105] sp : ffff80009fe07100 [ 75.023898][ T7105] x29: ffff80009fe07260 x28: ffff0000e62c6ca0 x27: 0000000000000001 [ 75.025143][ T7105] x26: 0000000000000000 x25: 1fffe0001cc58d94 x24: ffff0000e62c6c78 [ 75.026407][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.027638][ T7105] x20: ffff0000c89b4068 x19: ffff0000c89b4000 x18: 1fffe00033781890 [ 75.028926][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.030149][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.031377][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.032657][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.033941][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.035264][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.036531][ T7105] Call trace: [ 75.037042][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.037992][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.038863][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.039846][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.040778][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.041684][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.042464][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.043230][ T7105] iput+0x36c/0xfdc [ 75.043840][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.044666][ T7105] __dentry_kill+0x170/0x594 [ 75.045374][ T7105] shrink_kill+0xd4/0x2cc [ 75.045989][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.046736][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.047478][ T7105] do_one_tree+0x30/0xf4 [ 75.048087][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.048934][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.049778][ T7105] kill_block_super+0x44/0x90 [ 75.050465][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.051095][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.051922][ T7105] deactivate_super+0xe0/0x100 [ 75.052590][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.053290][ T7105] __cleanup_mnt+0x20/0x30 [ 75.053972][ T7105] task_work_run+0x1dc/0x260 [ 75.054672][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.055464][ T7105] el0_svc+0x17c/0x26c [ 75.056085][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.056900][ T7105] el0t_64_sync+0x198/0x19c [ 75.057601][ T7105] irq event stamp: 516896 [ 75.058262][ T7105] hardirqs last enabled at (516895): [] finish_lock_switch+0xb0/0x1c0 [ 75.059747][ T7105] hardirqs last disabled at (516896): [] el1_brk64+0x20/0x54 [ 75.061143][ T7105] softirqs last enabled at (516886): [] local_bh_enable+0x10/0x34 [ 75.062475][ T7105] softirqs last disabled at (516884): [] local_bh_disable+0x10/0x34 [ 75.063882][ T7105] ---[ end trace 0000000000000000 ]--- [ 75.114829][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.124004][ T7105] ------------[ cut here ]------------ [ 75.124013][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 75.126455][ T7105] Modules linked in: [ 75.127024][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.128737][ T7105] Tainted: [W]=WARN [ 75.129346][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.131004][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.132235][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.133249][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.134264][ T7105] sp : ffff80009fe07100 [ 75.134912][ T7105] x29: ffff80009fe07260 x28: ffff0000f7900c60 x27: 0000000000000001 [ 75.136159][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2018c x24: ffff0000f7900c38 [ 75.137347][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.138591][ T7105] x20: ffff0000c9e30068 x19: ffff0000c9e30000 x18: 1fffe0003377d090 [ 75.139777][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.140909][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.142106][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.143354][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.144585][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.145762][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.146954][ T7105] Call trace: [ 75.147431][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.148400][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.149203][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.150097][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.150874][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.151734][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.152469][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.153217][ T7105] iput+0x36c/0xfdc [ 75.153810][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.154591][ T7105] __dentry_kill+0x170/0x594 [ 75.155243][ T7105] shrink_kill+0xd4/0x2cc [ 75.155862][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.156558][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.157306][ T7105] do_one_tree+0x30/0xf4 [ 75.157923][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.158763][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.159536][ T7105] kill_block_super+0x44/0x90 [ 75.160230][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.160898][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.161725][ T7105] deactivate_super+0xe0/0x100 [ 75.162480][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.163097][ T7105] __cleanup_mnt+0x20/0x30 [ 75.163730][ T7105] task_work_run+0x1dc/0x260 [ 75.164438][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.165310][ T7105] el0_svc+0x17c/0x26c [ 75.165977][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.166791][ T7105] el0t_64_sync+0x198/0x19c [ 75.167412][ T7105] irq event stamp: 523234 [ 75.168057][ T7105] hardirqs last enabled at (523233): [] finish_lock_switch+0xb0/0x1c0 [ 75.169494][ T7105] hardirqs last disabled at (523234): [] el1_brk64+0x20/0x54 [ 75.170888][ T7105] softirqs last enabled at (523230): [] handle_softirqs+0xaf8/0xc88 [ 75.172338][ T7105] softirqs last disabled at (523211): [] __do_softirq+0x14/0x20 [ 75.173757][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 75.236654][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.236748][ T7105] ------------[ cut here ]------------ [ 75.236752][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 75.241708][ T7105] Modules linked in: [ 75.242284][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.243742][ T7105] Tainted: [W]=WARN [ 75.244306][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.245854][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.246963][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.247924][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.248914][ T7105] sp : ffff80009fe07100 [ 75.249516][ T7105] x29: ffff80009fe07260 x28: ffff0000e62c4620 x27: 0000000000000001 [ 75.250684][ T7105] x26: 0000000000000000 x25: 1fffe0001cc588c4 x24: ffff0000e62c45f8 [ 75.251858][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.253044][ T7105] x20: ffff0000c90fc068 x19: ffff0000c90fc000 x18: 1fffe0003377d090 [ 75.254268][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.255503][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.256652][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.257857][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 75.259025][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 75.260228][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.261359][ T7105] Call trace: [ 75.261881][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.262797][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.263561][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.264458][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.265322][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.266122][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.266791][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.267535][ T7105] iput+0x36c/0xfdc [ 75.268065][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.268814][ T7105] __dentry_kill+0x170/0x594 [ 75.269488][ T7105] shrink_kill+0xd4/0x2cc [ 75.270111][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.270856][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.271633][ T7105] do_one_tree+0x30/0xf4 [ 75.272245][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.273049][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.273874][ T7105] kill_block_super+0x44/0x90 [ 75.274593][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.275225][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.276006][ T7105] deactivate_super+0xe0/0x100 [ 75.276745][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.277380][ T7105] __cleanup_mnt+0x20/0x30 [ 75.278026][ T7105] task_work_run+0x1dc/0x260 [ 75.278727][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.279540][ T7105] el0_svc+0x17c/0x26c [ 75.280145][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.280942][ T7105] el0t_64_sync+0x198/0x19c [ 75.281565][ T7105] irq event stamp: 528816 [ 75.282204][ T7105] hardirqs last enabled at (528815): [] irqentry_exit+0x1b4/0x2f4 [ 75.283600][ T7105] hardirqs last disabled at (528816): [] el1_brk64+0x20/0x54 [ 75.284999][ T7105] softirqs last enabled at (528808): [] local_bh_enable+0x10/0x34 [ 75.286323][ T7105] softirqs last disabled at (528806): [] local_bh_disable+0x10/0x34 [ 75.287724][ T7105] ---[ end trace 0000000000000000 ]--- 1970/01/01 00:01:15 executed programs: 66 [ 75.327084][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.329470][ T7105] ------------[ cut here ]------------ [ 75.329479][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 75.332043][ T7105] Modules linked in: [ 75.332662][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.334165][ T7105] Tainted: [W]=WARN [ 75.334683][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.336192][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.337344][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.338298][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.339204][ T7105] sp : ffff80009fe07100 [ 75.339846][ T7105] x29: ffff80009fe07260 x28: ffff0000e62c02c0 x27: 0000000000000001 [ 75.341028][ T7105] x26: 0000000000000000 x25: 1fffe0001cc58058 x24: ffff0000e62c0298 [ 75.342224][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.343404][ T7105] x20: ffff0000ccd8e068 x19: ffff0000ccd8e000 x18: 1fffe00033781890 [ 75.344594][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.345793][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.346931][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.348109][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.349265][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.350519][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.351708][ T7105] Call trace: [ 75.352169][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.353096][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.353835][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.354649][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.355498][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.356398][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.357203][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.358046][ T7105] iput+0x36c/0xfdc [ 75.358636][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.359407][ T7105] __dentry_kill+0x170/0x594 [ 75.360122][ T7105] shrink_kill+0xd4/0x2cc [ 75.360848][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.361631][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.362389][ T7105] do_one_tree+0x30/0xf4 [ 75.363032][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.363888][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.364701][ T7105] kill_block_super+0x44/0x90 [ 75.365374][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.366008][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.366826][ T7105] deactivate_super+0xe0/0x100 [ 75.367559][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.368250][ T7105] __cleanup_mnt+0x20/0x30 [ 75.368915][ T7105] task_work_run+0x1dc/0x260 [ 75.369546][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.370345][ T7105] el0_svc+0x17c/0x26c [ 75.370965][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.371765][ T7105] el0t_64_sync+0x198/0x19c [ 75.372470][ T7105] irq event stamp: 534374 [ 75.373093][ T7105] hardirqs last enabled at (534373): [] finish_lock_switch+0xb0/0x1c0 [ 75.374440][ T7105] hardirqs last disabled at (534374): [] el1_brk64+0x20/0x54 [ 75.375668][ T7105] softirqs last enabled at (534364): [] local_bh_enable+0x10/0x34 [ 75.377084][ T7105] softirqs last disabled at (534362): [] local_bh_disable+0x10/0x34 [ 75.378456][ T7105] ---[ end trace 0000000000000000 ]--- [ 75.420822][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.422729][ T7105] ------------[ cut here ]------------ [ 75.422736][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 75.425186][ T7105] Modules linked in: [ 75.425778][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.427289][ T7105] Tainted: [W]=WARN [ 75.427818][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.429272][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.430445][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.431397][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.432321][ T7105] sp : ffff80009fe07100 [ 75.432940][ T7105] x29: ffff80009fe07260 x28: ffff0000f7ba02c0 x27: 0000000000000001 [ 75.434129][ T7105] x26: 0000000000000000 x25: 1fffe0001ef74058 x24: ffff0000f7ba0298 [ 75.435293][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.436475][ T7105] x20: ffff0000d7496068 x19: ffff0000d7496000 x18: 1fffe00033781890 [ 75.437638][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.438792][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.439967][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.441092][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.442264][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.443430][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.444522][ T7105] Call trace: [ 75.444946][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.445899][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.446633][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.447462][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.448322][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.449066][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.449762][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.450512][ T7105] iput+0x36c/0xfdc [ 75.451063][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.451819][ T7105] __dentry_kill+0x170/0x594 [ 75.452477][ T7105] shrink_kill+0xd4/0x2cc [ 75.453111][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.453882][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.454606][ T7105] do_one_tree+0x30/0xf4 [ 75.455208][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.455982][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.456754][ T7105] kill_block_super+0x44/0x90 [ 75.457479][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.458098][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.458855][ T7105] deactivate_super+0xe0/0x100 [ 75.459576][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.460214][ T7105] __cleanup_mnt+0x20/0x30 [ 75.460862][ T7105] task_work_run+0x1dc/0x260 [ 75.461531][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.462293][ T7105] el0_svc+0x17c/0x26c [ 75.462934][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.463673][ T7105] el0t_64_sync+0x198/0x19c [ 75.464373][ T7105] irq event stamp: 539458 [ 75.465008][ T7105] hardirqs last enabled at (539457): [] finish_lock_switch+0xb0/0x1c0 [ 75.466409][ T7105] hardirqs last disabled at (539458): [] el1_brk64+0x20/0x54 [ 75.467751][ T7105] softirqs last enabled at (539448): [] local_bh_enable+0x10/0x34 [ 75.469139][ T7105] softirqs last disabled at (539446): [] local_bh_disable+0x10/0x34 [ 75.470533][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 75.521821][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.521909][ T7105] ------------[ cut here ]------------ [ 75.521913][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 75.526774][ T7105] Modules linked in: [ 75.527357][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.528897][ T7105] Tainted: [W]=WARN [ 75.529415][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.530922][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.532040][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.532984][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.533951][ T7105] sp : ffff80009fe07100 [ 75.534559][ T7105] x29: ffff80009fe07260 x28: ffff0000f7966ca0 x27: 0000000000000001 [ 75.535731][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2cd94 x24: ffff0000f7966c78 [ 75.536921][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.538155][ T7105] x20: ffff0000de5b6068 x19: ffff0000de5b6000 x18: 00000000ffffffff [ 75.539377][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.540568][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.541796][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.542985][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 75.544212][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 75.545407][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.546563][ T7105] Call trace: [ 75.547013][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.547947][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.548737][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.549600][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.550413][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.551218][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.551906][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.552681][ T7105] iput+0x36c/0xfdc [ 75.553248][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.554018][ T7105] __dentry_kill+0x170/0x594 [ 75.554682][ T7105] shrink_kill+0xd4/0x2cc [ 75.555329][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.556068][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.556833][ T7105] do_one_tree+0x30/0xf4 [ 75.557429][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.558239][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.559012][ T7105] kill_block_super+0x44/0x90 [ 75.559715][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.560342][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.561160][ T7105] deactivate_super+0xe0/0x100 [ 75.561889][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.562544][ T7105] __cleanup_mnt+0x20/0x30 [ 75.563212][ T7105] task_work_run+0x1dc/0x260 [ 75.563918][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.564676][ T7105] el0_svc+0x17c/0x26c [ 75.565269][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.565991][ T7105] el0t_64_sync+0x198/0x19c [ 75.566629][ T7105] irq event stamp: 544664 [ 75.567278][ T7105] hardirqs last enabled at (544663): [] irqentry_exit+0x1b4/0x2f4 [ 75.568653][ T7105] hardirqs last disabled at (544664): [] el1_brk64+0x20/0x54 [ 75.570005][ T7105] softirqs last enabled at (544656): [] local_bh_enable+0x10/0x34 [ 75.571377][ T7105] softirqs last disabled at (544654): [] local_bh_disable+0x10/0x34 [ 75.572831][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 75.626859][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.626949][ T7105] ------------[ cut here ]------------ [ 75.626953][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 75.631796][ T7105] Modules linked in: [ 75.632376][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.634032][ T7105] Tainted: [W]=WARN [ 75.634593][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.636085][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.637201][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.638093][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.639019][ T7105] sp : ffff80009fe07100 [ 75.639574][ T7105] x29: ffff80009fe07260 x28: ffff0000f7ba4fc0 x27: 0000000000000001 [ 75.640784][ T7105] x26: 0000000000000000 x25: 1fffe0001ef749f8 x24: ffff0000f7ba4f98 [ 75.642023][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.643273][ T7105] x20: ffff0000dae42068 x19: ffff0000dae42000 x18: 1fffe0003377d090 [ 75.644476][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.645690][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.646818][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.648043][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 75.649263][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 75.650519][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.651681][ T7105] Call trace: [ 75.652161][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.653156][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.653904][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.654764][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.655569][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.656316][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.657004][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.657788][ T7105] iput+0x36c/0xfdc [ 75.658346][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.659096][ T7105] __dentry_kill+0x170/0x594 [ 75.659758][ T7105] shrink_kill+0xd4/0x2cc [ 75.660388][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.661149][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.661894][ T7105] do_one_tree+0x30/0xf4 [ 75.662503][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.663343][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.664141][ T7105] kill_block_super+0x44/0x90 [ 75.664778][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.665435][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.666220][ T7105] deactivate_super+0xe0/0x100 [ 75.666873][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.667483][ T7105] __cleanup_mnt+0x20/0x30 [ 75.668114][ T7105] task_work_run+0x1dc/0x260 [ 75.668770][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.669525][ T7105] el0_svc+0x17c/0x26c [ 75.670118][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.670873][ T7105] el0t_64_sync+0x198/0x19c [ 75.671539][ T7105] irq event stamp: 550110 [ 75.672145][ T7105] hardirqs last enabled at (550109): [] irqentry_exit+0x1b4/0x2f4 [ 75.673491][ T7105] hardirqs last disabled at (550110): [] el1_brk64+0x20/0x54 [ 75.674722][ T7105] softirqs last enabled at (550102): [] local_bh_enable+0x10/0x34 [ 75.676006][ T7105] softirqs last disabled at (550100): [] local_bh_disable+0x10/0x34 [ 75.677459][ T7105] ---[ end trace 0000000000000000 ]--- [ 75.728305][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.730350][ T7105] ------------[ cut here ]------------ [ 75.730357][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 75.732798][ T7105] Modules linked in: [ 75.733424][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.734954][ T7105] Tainted: [W]=WARN [ 75.735499][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.736949][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.738145][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.739136][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.740072][ T7105] sp : ffff80009fe07100 [ 75.740676][ T7105] x29: ffff80009fe07260 x28: ffff0000f792f640 x27: 0000000000000001 [ 75.741840][ T7105] x26: 0000000000000000 x25: 1fffe0001ef25ec8 x24: ffff0000f792f618 [ 75.743062][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.744268][ T7105] x20: ffff0000cecc6068 x19: ffff0000cecc6000 x18: 1fffe00033781890 [ 75.745482][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.746698][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.747940][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.749131][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.750309][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.751597][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.752827][ T7105] Call trace: [ 75.753325][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.754274][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.755073][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.755995][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.756828][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.757627][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.758355][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.759133][ T7105] iput+0x36c/0xfdc [ 75.759668][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.760470][ T7105] __dentry_kill+0x170/0x594 [ 75.761161][ T7105] shrink_kill+0xd4/0x2cc [ 75.761855][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.762647][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.763503][ T7105] do_one_tree+0x30/0xf4 [ 75.764242][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.765185][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.766081][ T7105] kill_block_super+0x44/0x90 [ 75.766893][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.767633][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.768479][ T7105] deactivate_super+0xe0/0x100 [ 75.769253][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.769974][ T7105] __cleanup_mnt+0x20/0x30 [ 75.770630][ T7105] task_work_run+0x1dc/0x260 [ 75.771323][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.772147][ T7105] el0_svc+0x17c/0x26c [ 75.772751][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.773531][ T7105] el0t_64_sync+0x198/0x19c [ 75.774217][ T7105] irq event stamp: 555304 [ 75.774882][ T7105] hardirqs last enabled at (555303): [] finish_lock_switch+0xb0/0x1c0 [ 75.776401][ T7105] hardirqs last disabled at (555304): [] el1_brk64+0x20/0x54 [ 75.777697][ T7105] softirqs last enabled at (555294): [] local_bh_enable+0x10/0x34 [ 75.779062][ T7105] softirqs last disabled at (555292): [] local_bh_disable+0x10/0x34 [ 75.780464][ T7105] ---[ end trace 0000000000000000 ]--- [ 75.827025][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.832689][ T7105] ------------[ cut here ]------------ [ 75.832702][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 75.835444][ T7105] Modules linked in: [ 75.836052][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.837620][ T7105] Tainted: [W]=WARN [ 75.838173][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.839640][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.840921][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.841876][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.842862][ T7105] sp : ffff80009fe07100 [ 75.843454][ T7105] x29: ffff80009fe07260 x28: ffff0000f7964620 x27: 0000000000000001 [ 75.844703][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2c8c4 x24: ffff0000f79645f8 [ 75.845930][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.847165][ T7105] x20: ffff0000ccf6a068 x19: ffff0000ccf6a000 x18: 1fffe00033781890 [ 75.848397][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.849620][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.850842][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.852100][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.853362][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.854499][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.855738][ T7105] Call trace: [ 75.856235][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.857306][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.858143][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.859009][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.859812][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.860619][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.861402][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.862229][ T7105] iput+0x36c/0xfdc [ 75.862802][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.863556][ T7105] __dentry_kill+0x170/0x594 [ 75.864247][ T7105] shrink_kill+0xd4/0x2cc [ 75.864901][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.865720][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.866506][ T7105] do_one_tree+0x30/0xf4 [ 75.867182][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.867984][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.868730][ T7105] kill_block_super+0x44/0x90 [ 75.869419][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.870018][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.870798][ T7105] deactivate_super+0xe0/0x100 [ 75.871531][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.872157][ T7105] __cleanup_mnt+0x20/0x30 [ 75.872845][ T7105] task_work_run+0x1dc/0x260 [ 75.873501][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.874325][ T7105] el0_svc+0x17c/0x26c [ 75.874945][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.875746][ T7105] el0t_64_sync+0x198/0x19c [ 75.876435][ T7105] irq event stamp: 560814 [ 75.877107][ T7105] hardirqs last enabled at (560813): [] finish_lock_switch+0xb0/0x1c0 [ 75.878613][ T7105] hardirqs last disabled at (560814): [] el1_brk64+0x20/0x54 [ 75.879946][ T7105] softirqs last enabled at (560804): [] local_bh_enable+0x10/0x34 [ 75.881363][ T7105] softirqs last disabled at (560802): [] local_bh_disable+0x10/0x34 [ 75.882771][ T7105] ---[ end trace 0000000000000000 ]--- [ 75.921972][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 75.924032][ T7105] ------------[ cut here ]------------ [ 75.924039][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 75.926729][ T7105] Modules linked in: [ 75.927364][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.929032][ T7105] Tainted: [W]=WARN [ 75.929586][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.931079][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.932226][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.933229][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 75.934225][ T7105] sp : ffff80009fe07100 [ 75.934805][ T7105] x29: ffff80009fe07260 x28: ffff0000f7961fa0 x27: 0000000000000001 [ 75.935983][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2c3f4 x24: ffff0000f7961f78 [ 75.937220][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 75.938496][ T7105] x20: ffff0000cb560068 x19: ffff0000cb560000 x18: 1fffe00033781890 [ 75.939730][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 75.940899][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 75.942153][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 75.943448][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 75.944679][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 75.945906][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.947122][ T7105] Call trace: [ 75.947637][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 75.948792][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 75.949589][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 75.950469][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.951366][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 75.952147][ T7105] ext4_dirty_inode+0xd4/0x104 [ 75.952881][ T7105] __mark_inode_dirty+0x358/0x15bc [ 75.953629][ T7105] iput+0x36c/0xfdc [ 75.954212][ T7105] dentry_unlink_inode+0x384/0x45c [ 75.954902][ T7105] __dentry_kill+0x170/0x594 [ 75.955569][ T7105] shrink_kill+0xd4/0x2cc [ 75.956249][ T7105] shrink_dentry_list+0x31c/0x6cc [ 75.957012][ T7105] shrink_dcache_tree+0xc0/0x290 [ 75.957710][ T7105] do_one_tree+0x30/0xf4 [ 75.958367][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 75.959257][ T7105] generic_shutdown_super+0x68/0x2b8 [ 75.960030][ T7105] kill_block_super+0x44/0x90 [ 75.960750][ T7105] ext4_kill_sb+0x68/0xa4 [ 75.961407][ T7105] deactivate_locked_super+0xc4/0x12c [ 75.962206][ T7105] deactivate_super+0xe0/0x100 [ 75.962918][ T7105] cleanup_mnt+0x31c/0x3ac [ 75.963608][ T7105] __cleanup_mnt+0x20/0x30 [ 75.964263][ T7105] task_work_run+0x1dc/0x260 [ 75.964955][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 75.965760][ T7105] el0_svc+0x17c/0x26c [ 75.966405][ T7105] el0t_64_sync_handler+0x84/0x12c [ 75.967199][ T7105] el0t_64_sync+0x198/0x19c [ 75.967865][ T7105] irq event stamp: 565878 [ 75.968573][ T7105] hardirqs last enabled at (565877): [] finish_lock_switch+0xb0/0x1c0 [ 75.969943][ T7105] hardirqs last disabled at (565878): [] el1_brk64+0x20/0x54 [ 75.971294][ T7105] softirqs last enabled at (565868): [] local_bh_enable+0x10/0x34 [ 75.972740][ T7105] softirqs last disabled at (565866): [] local_bh_disable+0x10/0x34 [ 75.974197][ T7105] ---[ end trace 0000000000000000 ]--- [ 76.030820][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.032819][ T7105] ------------[ cut here ]------------ [ 76.032826][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 76.035419][ T7105] Modules linked in: [ 76.036014][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.037630][ T7105] Tainted: [W]=WARN [ 76.038219][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.039683][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.040853][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.041805][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.042764][ T7105] sp : ffff80009fe07100 [ 76.043344][ T7105] x29: ffff80009fe07260 x28: ffff0000e6125960 x27: 0000000000000001 [ 76.044521][ T7105] x26: 0000000000000000 x25: 1fffe0001cc24b2c x24: ffff0000e6125938 [ 76.045753][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.047034][ T7105] x20: ffff0000c9b62068 x19: ffff0000c9b62000 x18: 1fffe00033781890 [ 76.048217][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.049375][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.050671][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.051913][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.053103][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.054316][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.055553][ T7105] Call trace: [ 76.055993][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.056952][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.057875][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.058708][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.059624][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.060490][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.061235][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.062047][ T7105] iput+0x36c/0xfdc [ 76.062593][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.063343][ T7105] __dentry_kill+0x170/0x594 [ 76.064027][ T7105] shrink_kill+0xd4/0x2cc [ 76.064695][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.065435][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.066134][ T7105] do_one_tree+0x30/0xf4 [ 76.066812][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.067599][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.068421][ T7105] kill_block_super+0x44/0x90 [ 76.069097][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.069803][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.070664][ T7105] deactivate_super+0xe0/0x100 [ 76.071451][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.072164][ T7105] __cleanup_mnt+0x20/0x30 [ 76.072838][ T7105] task_work_run+0x1dc/0x260 [ 76.073531][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.074357][ T7105] el0_svc+0x17c/0x26c [ 76.074975][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.075810][ T7105] el0t_64_sync+0x198/0x19c [ 76.076540][ T7105] irq event stamp: 571182 [ 76.077229][ T7105] hardirqs last enabled at (571181): [] finish_lock_switch+0xb0/0x1c0 [ 76.078644][ T7105] hardirqs last disabled at (571182): [] el1_brk64+0x20/0x54 [ 76.080013][ T7105] softirqs last enabled at (571172): [] local_bh_enable+0x10/0x34 [ 76.081437][ T7105] softirqs last disabled at (571170): [] local_bh_disable+0x10/0x34 [ 76.082928][ T7105] ---[ end trace 0000000000000000 ]--- [ 76.136125][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.138142][ T7105] ------------[ cut here ]------------ [ 76.138149][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 76.140796][ T7105] Modules linked in: [ 76.141393][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.143009][ T7105] Tainted: [W]=WARN [ 76.143598][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.145114][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.146306][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.147267][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.148480][ T7105] sp : ffff80009fe07100 [ 76.149190][ T7105] x29: ffff80009fe07260 x28: ffff0000e6124fc0 x27: 0000000000000001 [ 76.150581][ T7105] x26: 0000000000000000 x25: 1fffe0001cc249f8 x24: ffff0000e6124f98 [ 76.151846][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.153136][ T7105] x20: ffff0000d106a068 x19: ffff0000d106a000 x18: 1fffe00033781890 [ 76.154498][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.155715][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.157060][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.158301][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.159494][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.160784][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.162034][ T7105] Call trace: [ 76.162521][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.163612][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.164442][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.165330][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.166248][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.167132][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.167856][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.168647][ T7105] iput+0x36c/0xfdc [ 76.169207][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.169945][ T7105] __dentry_kill+0x170/0x594 [ 76.170641][ T7105] shrink_kill+0xd4/0x2cc [ 76.171383][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.172124][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.172916][ T7105] do_one_tree+0x30/0xf4 [ 76.173599][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.174384][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.175334][ T7105] kill_block_super+0x44/0x90 [ 76.176072][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.176787][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.177640][ T7105] deactivate_super+0xe0/0x100 [ 76.178351][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.178992][ T7105] __cleanup_mnt+0x20/0x30 [ 76.179674][ T7105] task_work_run+0x1dc/0x260 [ 76.180425][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.181211][ T7105] el0_svc+0x17c/0x26c [ 76.181806][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.182614][ T7105] el0t_64_sync+0x198/0x19c [ 76.183384][ T7105] irq event stamp: 577062 [ 76.184004][ T7105] hardirqs last enabled at (577061): [] finish_lock_switch+0xb0/0x1c0 [ 76.185480][ T7105] hardirqs last disabled at (577062): [] el1_brk64+0x20/0x54 [ 76.186846][ T7105] softirqs last enabled at (577052): [] local_bh_enable+0x10/0x34 [ 76.188341][ T7105] softirqs last disabled at (577050): [] local_bh_disable+0x10/0x34 [ 76.189816][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 76.240751][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.240852][ T7105] ------------[ cut here ]------------ [ 76.240856][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 76.245752][ T7105] Modules linked in: [ 76.246369][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.247899][ T7105] Tainted: [W]=WARN [ 76.248434][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.249945][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.251136][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.252128][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.253163][ T7105] sp : ffff80009fe07100 [ 76.253751][ T7105] x29: ffff80009fe07260 x28: ffff0000f792c620 x27: 0000000000000001 [ 76.254968][ T7105] x26: 0000000000000000 x25: 1fffe0001ef258c4 x24: ffff0000f792c5f8 [ 76.256136][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.257296][ T7105] x20: ffff0000d13e8068 x19: ffff0000d13e8000 x18: 1fffe0003377d090 [ 76.258411][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.259647][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.260766][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.261957][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 76.263111][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 76.264323][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.265466][ T7105] Call trace: [ 76.265918][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.266849][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.267678][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.268456][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.269339][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.270120][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.270835][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.271582][ T7105] iput+0x36c/0xfdc [ 76.272152][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.272879][ T7105] __dentry_kill+0x170/0x594 [ 76.273639][ T7105] shrink_kill+0xd4/0x2cc [ 76.274307][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.275073][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.275834][ T7105] do_one_tree+0x30/0xf4 [ 76.276473][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.277387][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.278210][ T7105] kill_block_super+0x44/0x90 [ 76.278879][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.279499][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.280368][ T7105] deactivate_super+0xe0/0x100 [ 76.281174][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.281907][ T7105] __cleanup_mnt+0x20/0x30 [ 76.282578][ T7105] task_work_run+0x1dc/0x260 [ 76.283321][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.284198][ T7105] el0_svc+0x17c/0x26c [ 76.284844][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.285678][ T7105] el0t_64_sync+0x198/0x19c [ 76.286364][ T7105] irq event stamp: 582304 [ 76.287067][ T7105] hardirqs last enabled at (582303): [] irqentry_exit+0x1b4/0x2f4 [ 76.288627][ T7105] hardirqs last disabled at (582304): [] el1_brk64+0x20/0x54 [ 76.289950][ T7105] softirqs last enabled at (582296): [] local_bh_enable+0x10/0x34 [ 76.291409][ T7105] softirqs last disabled at (582294): [] local_bh_disable+0x10/0x34 [ 76.292807][ T7105] ---[ end trace 0000000000000000 ]--- [ 76.333411][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.336330][ T7105] ------------[ cut here ]------------ [ 76.336339][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 76.338926][ T7105] Modules linked in: [ 76.339568][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.341158][ T7105] Tainted: [W]=WARN [ 76.341717][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.343215][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.344337][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.345320][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.346289][ T7105] sp : ffff80009fe07100 [ 76.346948][ T7105] x29: ffff80009fe07260 x28: ffff0000e6122940 x27: 0000000000000001 [ 76.348266][ T7105] x26: 0000000000000000 x25: 1fffe0001cc24528 x24: ffff0000e6122918 [ 76.349505][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.350750][ T7105] x20: ffff0000c9110068 x19: ffff0000c9110000 x18: 1fffe00033781890 [ 76.351992][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.353278][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.354436][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.355665][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.356863][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.358043][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.359277][ T7105] Call trace: [ 76.359755][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.360766][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.361627][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.362518][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.363332][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.364180][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.364856][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.365648][ T7105] iput+0x36c/0xfdc [ 76.366241][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.366961][ T7105] __dentry_kill+0x170/0x594 [ 76.367606][ T7105] shrink_kill+0xd4/0x2cc [ 76.368352][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.369213][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.369991][ T7105] do_one_tree+0x30/0xf4 [ 76.370601][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.371483][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.372355][ T7105] kill_block_super+0x44/0x90 [ 76.373088][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.373773][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.374632][ T7105] deactivate_super+0xe0/0x100 [ 76.375376][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.376084][ T7105] __cleanup_mnt+0x20/0x30 [ 76.376771][ T7105] task_work_run+0x1dc/0x260 [ 76.377488][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.378367][ T7105] el0_svc+0x17c/0x26c [ 76.378980][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.379791][ T7105] el0t_64_sync+0x198/0x19c [ 76.380497][ T7105] irq event stamp: 587682 [ 76.381221][ T7105] hardirqs last enabled at (587681): [] finish_lock_switch+0xb0/0x1c0 [ 76.382808][ T7105] hardirqs last disabled at (587682): [] el1_brk64+0x20/0x54 [ 76.384152][ T7105] softirqs last enabled at (587672): [] local_bh_enable+0x10/0x34 [ 76.385726][ T7105] softirqs last disabled at (587670): [] local_bh_disable+0x10/0x34 [ 76.387165][ T7105] ---[ end trace 0000000000000000 ]--- [ 76.436159][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.438314][ T7105] ------------[ cut here ]------------ [ 76.438323][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 76.441077][ T7105] Modules linked in: [ 76.441664][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.443219][ T7105] Tainted: [W]=WARN [ 76.443727][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.445208][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.446417][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.447465][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.448576][ T7105] sp : ffff80009fe07100 [ 76.449249][ T7105] x29: ffff80009fe07260 x28: ffff0000e61202c0 x27: 0000000000000001 [ 76.450531][ T7105] x26: 0000000000000000 x25: 1fffe0001cc24058 x24: ffff0000e6120298 [ 76.451859][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.453095][ T7105] x20: ffff0000d15be068 x19: ffff0000d15be000 x18: 1fffe00033781890 [ 76.454299][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.455405][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.456689][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.457887][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.459054][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.460249][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.461445][ T7105] Call trace: [ 76.461887][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.463118][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.463828][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.464736][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.465559][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.466372][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.467142][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.467930][ T7105] iput+0x36c/0xfdc [ 76.468536][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.469283][ T7105] __dentry_kill+0x170/0x594 [ 76.469961][ T7105] shrink_kill+0xd4/0x2cc [ 76.470602][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.471367][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.472107][ T7105] do_one_tree+0x30/0xf4 [ 76.472743][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.473589][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.474359][ T7105] kill_block_super+0x44/0x90 [ 76.475115][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.475795][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.476594][ T7105] deactivate_super+0xe0/0x100 [ 76.477267][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.477922][ T7105] __cleanup_mnt+0x20/0x30 [ 76.478586][ T7105] task_work_run+0x1dc/0x260 [ 76.479238][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.480052][ T7105] el0_svc+0x17c/0x26c [ 76.480650][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.481444][ T7105] el0t_64_sync+0x198/0x19c [ 76.482274][ T7105] irq event stamp: 592862 [ 76.483009][ T7105] hardirqs last enabled at (592861): [] finish_lock_switch+0xb0/0x1c0 [ 76.484616][ T7105] hardirqs last disabled at (592862): [] el1_brk64+0x20/0x54 [ 76.486045][ T7105] softirqs last enabled at (592852): [] local_bh_enable+0x10/0x34 [ 76.487542][ T7105] softirqs last disabled at (592850): [] local_bh_disable+0x10/0x34 [ 76.488958][ T7105] ---[ end trace 0000000000000000 ]--- [ 76.531227][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.533258][ T7105] ------------[ cut here ]------------ [ 76.533265][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 76.535827][ T7105] Modules linked in: [ 76.536439][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.538099][ T7105] Tainted: [W]=WARN [ 76.538629][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.540180][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.541336][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.542279][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.543254][ T7105] sp : ffff80009fe07100 [ 76.543853][ T7105] x29: ffff80009fe07260 x28: ffff0000f79282c0 x27: 0000000000000001 [ 76.545122][ T7105] x26: 0000000000000000 x25: 1fffe0001ef25058 x24: ffff0000f7928298 [ 76.546371][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.547622][ T7105] x20: ffff0000cfa54068 x19: ffff0000cfa54000 x18: 1fffe00033781890 [ 76.548918][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.550156][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.551475][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.552755][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.554060][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.555345][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.556583][ T7105] Call trace: [ 76.557155][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.558310][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.559238][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.560236][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.561154][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.562063][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.562799][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.563623][ T7105] iput+0x36c/0xfdc [ 76.564268][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.565088][ T7105] __dentry_kill+0x170/0x594 [ 76.565827][ T7105] shrink_kill+0xd4/0x2cc [ 76.566502][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.567343][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.568135][ T7105] do_one_tree+0x30/0xf4 [ 76.568803][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.569653][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.570434][ T7105] kill_block_super+0x44/0x90 [ 76.571123][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.571836][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.572642][ T7105] deactivate_super+0xe0/0x100 [ 76.573409][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.574048][ T7105] __cleanup_mnt+0x20/0x30 [ 76.574730][ T7105] task_work_run+0x1dc/0x260 [ 76.575445][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.576307][ T7105] el0_svc+0x17c/0x26c [ 76.576911][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.577754][ T7105] el0t_64_sync+0x198/0x19c [ 76.578594][ T7105] irq event stamp: 599344 [ 76.579284][ T7105] hardirqs last enabled at (599343): [] finish_lock_switch+0xb0/0x1c0 [ 76.580859][ T7105] hardirqs last disabled at (599344): [] el1_brk64+0x20/0x54 [ 76.582211][ T7105] softirqs last enabled at (599334): [] local_bh_enable+0x10/0x34 [ 76.583565][ T7105] softirqs last disabled at (599332): [] local_bh_disable+0x10/0x34 [ 76.584969][ T7105] ---[ end trace 0000000000000000 ]--- [ 76.637725][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.639703][ T7105] ------------[ cut here ]------------ [ 76.639710][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 76.642219][ T7105] Modules linked in: [ 76.642817][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.644304][ T7105] Tainted: [W]=WARN [ 76.644862][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.646432][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.647611][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.648599][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.649656][ T7105] sp : ffff80009fe07100 [ 76.650310][ T7105] x29: ffff80009fe07260 x28: ffff0000dcc3d960 x27: 0000000000000001 [ 76.651468][ T7105] x26: 0000000000000000 x25: 1fffe0001b987b2c x24: ffff0000dcc3d938 [ 76.652607][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.653832][ T7105] x20: ffff0000d53f6068 x19: ffff0000d53f6000 x18: 1fffe00033781890 [ 76.654973][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.656196][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.657398][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.658525][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 76.659867][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 76.661139][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.662334][ T7105] Call trace: [ 76.662942][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.663997][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.664796][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.665715][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.666517][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.667343][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.668101][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.668934][ T7105] iput+0x36c/0xfdc [ 76.669523][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.670275][ T7105] __dentry_kill+0x170/0x594 [ 76.670963][ T7105] shrink_kill+0xd4/0x2cc [ 76.671576][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.672326][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.673051][ T7105] do_one_tree+0x30/0xf4 [ 76.673681][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.674504][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.675258][ T7105] kill_block_super+0x44/0x90 [ 76.676000][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.676624][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.677386][ T7105] deactivate_super+0xe0/0x100 [ 76.678094][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.678711][ T7105] __cleanup_mnt+0x20/0x30 [ 76.679338][ T7105] task_work_run+0x1dc/0x260 [ 76.680041][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.680871][ T7105] el0_svc+0x17c/0x26c [ 76.681424][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.682137][ T7105] el0t_64_sync+0x198/0x19c [ 76.682852][ T7105] irq event stamp: 605106 [ 76.683459][ T7105] hardirqs last enabled at (605105): [] finish_lock_switch+0xb0/0x1c0 [ 76.684946][ T7105] hardirqs last disabled at (605106): [] el1_brk64+0x20/0x54 [ 76.686322][ T7105] softirqs last enabled at (605096): [] local_bh_enable+0x10/0x34 [ 76.687686][ T7105] softirqs last disabled at (605094): [] local_bh_disable+0x10/0x34 [ 76.689070][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 76.721243][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.721341][ T7105] ------------[ cut here ]------------ [ 76.721345][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 76.726271][ T7105] Modules linked in: [ 76.726866][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.728481][ T7105] Tainted: [W]=WARN [ 76.729079][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.730655][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.731951][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.732869][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.733811][ T7105] sp : ffff80009fe07100 [ 76.734390][ T7105] x29: ffff80009fe07260 x28: ffff0000dcc3b2e0 x27: 0000000000000001 [ 76.735585][ T7105] x26: 0000000000000000 x25: 1fffe0001b98765c x24: ffff0000dcc3b2b8 [ 76.736735][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.737922][ T7105] x20: ffff0000e12cc068 x19: ffff0000e12cc000 x18: 0000000000000000 [ 76.739076][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.740209][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.741414][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.742538][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 76.743735][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 76.744962][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.746140][ T7105] Call trace: [ 76.746599][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.747549][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.748310][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.749178][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.750021][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.750873][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.751559][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.752325][ T7105] iput+0x36c/0xfdc [ 76.752907][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.753689][ T7105] __dentry_kill+0x170/0x594 [ 76.754417][ T7105] shrink_kill+0xd4/0x2cc [ 76.755025][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.755751][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.756446][ T7105] do_one_tree+0x30/0xf4 [ 76.757066][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.757883][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.758662][ T7105] kill_block_super+0x44/0x90 [ 76.759320][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.760041][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.760849][ T7105] deactivate_super+0xe0/0x100 [ 76.761554][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.762155][ T7105] __cleanup_mnt+0x20/0x30 [ 76.762861][ T7105] task_work_run+0x1dc/0x260 [ 76.763593][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.764296][ T7105] el0_svc+0x17c/0x26c [ 76.764899][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.765652][ T7105] el0t_64_sync+0x198/0x19c [ 76.766279][ T7105] irq event stamp: 611090 [ 76.766902][ T7105] hardirqs last enabled at (611089): [] irqentry_exit+0x1b4/0x2f4 [ 76.768305][ T7105] hardirqs last disabled at (611090): [] el1_brk64+0x20/0x54 [ 76.769519][ T7105] softirqs last enabled at (611082): [] local_bh_enable+0x10/0x34 [ 76.770835][ T7105] softirqs last disabled at (611080): [] local_bh_disable+0x10/0x34 [ 76.772245][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 76.813619][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.813729][ T7105] ------------[ cut here ]------------ [ 76.813734][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 76.818827][ T7105] Modules linked in: [ 76.819427][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.820927][ T7105] Tainted: [W]=WARN [ 76.821525][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.823035][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.824206][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.825211][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.826118][ T7105] sp : ffff80009fe07100 [ 76.826688][ T7105] x29: ffff80009fe07260 x28: ffff0000e61d3c80 x27: 0000000000000001 [ 76.827830][ T7105] x26: 0000000000000000 x25: 1fffe0001cc3a790 x24: ffff0000e61d3c58 [ 76.829069][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.830237][ T7105] x20: ffff0000cba98068 x19: ffff0000cba98000 x18: 0000000000000000 [ 76.831487][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.832777][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.833990][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.835241][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 76.836409][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 76.837593][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.838805][ T7105] Call trace: [ 76.839309][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.840247][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.841022][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.841855][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.842748][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.843563][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.844293][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.845041][ T7105] iput+0x36c/0xfdc [ 76.845619][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.846393][ T7105] __dentry_kill+0x170/0x594 [ 76.847132][ T7105] shrink_kill+0xd4/0x2cc [ 76.847745][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.848521][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.849250][ T7105] do_one_tree+0x30/0xf4 [ 76.849870][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.850718][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.851464][ T7105] kill_block_super+0x44/0x90 [ 76.852199][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.852869][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.853669][ T7105] deactivate_super+0xe0/0x100 [ 76.854400][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.855062][ T7105] __cleanup_mnt+0x20/0x30 [ 76.855720][ T7105] task_work_run+0x1dc/0x260 [ 76.856452][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.857239][ T7105] el0_svc+0x17c/0x26c [ 76.857875][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.858671][ T7105] el0t_64_sync+0x198/0x19c [ 76.859305][ T7105] irq event stamp: 616234 [ 76.859947][ T7105] hardirqs last enabled at (616233): [] irqentry_exit+0x1b4/0x2f4 [ 76.861286][ T7105] hardirqs last disabled at (616234): [] el1_brk64+0x20/0x54 [ 76.862610][ T7105] softirqs last enabled at (616226): [] local_bh_enable+0x10/0x34 [ 76.864031][ T7105] softirqs last disabled at (616224): [] local_bh_disable+0x10/0x34 [ 76.865451][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 76.906385][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 76.906476][ T7105] ------------[ cut here ]------------ [ 76.906480][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 76.911288][ T7105] Modules linked in: [ 76.911898][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.913475][ T7105] Tainted: [W]=WARN [ 76.913986][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.915464][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.916679][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.917650][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 76.918553][ T7105] sp : ffff80009fe07100 [ 76.919164][ T7105] x29: ffff80009fe07260 x28: ffff0000dcc38c60 x27: 0000000000000001 [ 76.920406][ T7105] x26: 0000000000000000 x25: 1fffe0001b98718c x24: ffff0000dcc38c38 [ 76.921687][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 76.923030][ T7105] x20: ffff0000df0f4068 x19: ffff0000df0f4000 x18: 1fffe0003377d090 [ 76.924281][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 76.925448][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 76.926622][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 76.927911][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 76.929114][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 76.930332][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.931536][ T7105] Call trace: [ 76.932040][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 76.933067][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 76.933829][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 76.934666][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.935553][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 76.936348][ T7105] ext4_dirty_inode+0xd4/0x104 [ 76.937066][ T7105] __mark_inode_dirty+0x358/0x15bc [ 76.937844][ T7105] iput+0x36c/0xfdc [ 76.938498][ T7105] dentry_unlink_inode+0x384/0x45c [ 76.939278][ T7105] __dentry_kill+0x170/0x594 [ 76.939973][ T7105] shrink_kill+0xd4/0x2cc [ 76.940599][ T7105] shrink_dentry_list+0x31c/0x6cc [ 76.941405][ T7105] shrink_dcache_tree+0xc0/0x290 [ 76.942159][ T7105] do_one_tree+0x30/0xf4 [ 76.942827][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 76.943635][ T7105] generic_shutdown_super+0x68/0x2b8 [ 76.944433][ T7105] kill_block_super+0x44/0x90 [ 76.945191][ T7105] ext4_kill_sb+0x68/0xa4 [ 76.945880][ T7105] deactivate_locked_super+0xc4/0x12c [ 76.946713][ T7105] deactivate_super+0xe0/0x100 [ 76.947426][ T7105] cleanup_mnt+0x31c/0x3ac [ 76.948065][ T7105] __cleanup_mnt+0x20/0x30 [ 76.948779][ T7105] task_work_run+0x1dc/0x260 [ 76.949517][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 76.950343][ T7105] el0_svc+0x17c/0x26c [ 76.950974][ T7105] el0t_64_sync_handler+0x84/0x12c [ 76.951795][ T7105] el0t_64_sync+0x198/0x19c [ 76.952504][ T7105] irq event stamp: 621700 [ 76.953217][ T7105] hardirqs last enabled at (621699): [] irqentry_exit+0x1b4/0x2f4 [ 76.954663][ T7105] hardirqs last disabled at (621700): [] el1_brk64+0x20/0x54 [ 76.956136][ T7105] softirqs last enabled at (621692): [] local_bh_enable+0x10/0x34 [ 76.957622][ T7105] softirqs last disabled at (621690): [] local_bh_disable+0x10/0x34 [ 76.959167][ T7105] ---[ end trace 0000000000000000 ]--- [ 77.010453][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.012520][ T7105] ------------[ cut here ]------------ [ 77.012527][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 77.015044][ T7105] Modules linked in: [ 77.015675][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.017275][ T7105] Tainted: [W]=WARN [ 77.017921][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.019526][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.020741][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.021810][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.022792][ T7105] sp : ffff80009fe07100 [ 77.023421][ T7105] x29: ffff80009fe07260 x28: ffff0000f7948c60 x27: 0000000000000001 [ 77.024619][ T7105] x26: 0000000000000000 x25: 1fffe0001ef2918c x24: ffff0000f7948c38 [ 77.026010][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.027366][ T7105] x20: ffff0000d79e4068 x19: ffff0000d79e4000 x18: 1fffe00033781890 [ 77.028748][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.029957][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.031245][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.032470][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 77.033593][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 77.034799][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.035968][ T7105] Call trace: [ 77.036447][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.037476][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.038216][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.039199][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.040067][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.040911][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.041660][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.042483][ T7105] iput+0x36c/0xfdc [ 77.043081][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.043922][ T7105] __dentry_kill+0x170/0x594 [ 77.044598][ T7105] shrink_kill+0xd4/0x2cc [ 77.045233][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.046012][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.046761][ T7105] do_one_tree+0x30/0xf4 [ 77.047384][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.048201][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.048991][ T7105] kill_block_super+0x44/0x90 [ 77.049649][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.050330][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.051139][ T7105] deactivate_super+0xe0/0x100 [ 77.051823][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.052432][ T7105] __cleanup_mnt+0x20/0x30 [ 77.053055][ T7105] task_work_run+0x1dc/0x260 [ 77.053760][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.054574][ T7105] el0_svc+0x17c/0x26c [ 77.055193][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.056034][ T7105] el0t_64_sync+0x198/0x19c [ 77.056724][ T7105] irq event stamp: 626778 [ 77.057302][ T7105] hardirqs last enabled at (626777): [] finish_lock_switch+0xb0/0x1c0 [ 77.058749][ T7105] hardirqs last disabled at (626778): [] el1_brk64+0x20/0x54 [ 77.060095][ T7105] softirqs last enabled at (626768): [] local_bh_enable+0x10/0x34 [ 77.061507][ T7105] softirqs last disabled at (626766): [] local_bh_disable+0x10/0x34 [ 77.062943][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.119251][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.119348][ T7105] ------------[ cut here ]------------ [ 77.119352][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.124439][ T7105] Modules linked in: [ 77.125116][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.126773][ T7105] Tainted: [W]=WARN [ 77.127342][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.128852][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.129992][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.130943][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.131937][ T7105] sp : ffff80009fe07100 [ 77.132558][ T7105] x29: ffff80009fe07260 x28: ffff0000f7ba6ca0 x27: 0000000000000001 [ 77.133753][ T7105] x26: 0000000000000000 x25: 1fffe0001ef74d94 x24: ffff0000f7ba6c78 [ 77.134974][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.136201][ T7105] x20: ffff0000cb858068 x19: ffff0000cb858000 x18: 1fffe0003377d090 [ 77.137406][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.138593][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.139816][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.140993][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.142276][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.143571][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.144782][ T7105] Call trace: [ 77.145313][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.146413][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.147284][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.148249][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.149079][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.149904][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.150656][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.151399][ T7105] iput+0x36c/0xfdc [ 77.152004][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.152775][ T7105] __dentry_kill+0x170/0x594 [ 77.153456][ T7105] shrink_kill+0xd4/0x2cc [ 77.154111][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.154855][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.155649][ T7105] do_one_tree+0x30/0xf4 [ 77.156276][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.157144][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.157900][ T7105] kill_block_super+0x44/0x90 [ 77.158607][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.159211][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.160009][ T7105] deactivate_super+0xe0/0x100 [ 77.160645][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.161267][ T7105] __cleanup_mnt+0x20/0x30 [ 77.161910][ T7105] task_work_run+0x1dc/0x260 [ 77.162593][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.163475][ T7105] el0_svc+0x17c/0x26c [ 77.164117][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.164870][ T7105] el0t_64_sync+0x198/0x19c [ 77.165571][ T7105] irq event stamp: 632414 [ 77.166197][ T7105] hardirqs last enabled at (632413): [] irqentry_exit+0x1b4/0x2f4 [ 77.167618][ T7105] hardirqs last disabled at (632414): [] el1_brk64+0x20/0x54 [ 77.169016][ T7105] softirqs last enabled at (632406): [] local_bh_enable+0x10/0x34 [ 77.170474][ T7105] softirqs last disabled at (632404): [] local_bh_disable+0x10/0x34 [ 77.171856][ T7105] ---[ end trace 0000000000000000 ]--- [ 77.213202][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.215438][ T7105] ------------[ cut here ]------------ [ 77.215444][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.218223][ T7105] Modules linked in: [ 77.218826][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.220487][ T7105] Tainted: [W]=WARN [ 77.221059][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.222604][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.223838][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.224856][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.225866][ T7105] sp : ffff80009fe07100 [ 77.226511][ T7105] x29: ffff80009fe07260 x28: ffff0000e61d1600 x27: 0000000000000001 [ 77.227693][ T7105] x26: 0000000000000000 x25: 1fffe0001cc3a2c0 x24: ffff0000e61d15d8 [ 77.228860][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.230182][ T7105] x20: ffff0000d722c068 x19: ffff0000d722c000 x18: 0000000000000000 [ 77.231415][ T7105] x17: 0000000000000000 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.232628][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.233878][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.235081][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 77.236393][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 77.237594][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.238916][ T7105] Call trace: [ 77.239431][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.240461][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.241248][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.242098][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.242939][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.243715][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.244402][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.245168][ T7105] iput+0x36c/0xfdc [ 77.245719][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.246513][ T7105] __dentry_kill+0x170/0x594 [ 77.247218][ T7105] shrink_kill+0xd4/0x2cc [ 77.247875][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.248637][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.249359][ T7105] do_one_tree+0x30/0xf4 [ 77.250003][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.250815][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.251544][ T7105] kill_block_super+0x44/0x90 [ 77.252232][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.252887][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.253677][ T7105] deactivate_super+0xe0/0x100 [ 77.254379][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.254999][ T7105] __cleanup_mnt+0x20/0x30 [ 77.255631][ T7105] task_work_run+0x1dc/0x260 [ 77.256343][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.257175][ T7105] el0_svc+0x17c/0x26c [ 77.257796][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.258650][ T7105] el0t_64_sync+0x198/0x19c [ 77.259274][ T7105] irq event stamp: 637904 [ 77.259939][ T7105] hardirqs last enabled at (637903): [] finish_lock_switch+0xb0/0x1c0 [ 77.261463][ T7105] hardirqs last disabled at (637904): [] el1_brk64+0x20/0x54 [ 77.262737][ T7105] softirqs last enabled at (637894): [] local_bh_enable+0x10/0x34 [ 77.264117][ T7105] softirqs last disabled at (637892): [] local_bh_disable+0x10/0x34 [ 77.265454][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.303199][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.303289][ T7105] ------------[ cut here ]------------ [ 77.303293][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.308122][ T7105] Modules linked in: [ 77.308731][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.310302][ T7105] Tainted: [W]=WARN [ 77.310976][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.312502][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.313760][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.314723][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.315673][ T7105] sp : ffff80009fe07100 [ 77.316290][ T7105] x29: ffff80009fe07260 x28: ffff0000e62582c0 x27: 0000000000000001 [ 77.317526][ T7105] x26: 0000000000000000 x25: 1fffe0001cc4b058 x24: ffff0000e6258298 [ 77.318721][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.319951][ T7105] x20: ffff0000df09c068 x19: ffff0000df09c000 x18: 1fffe0003377d090 [ 77.321212][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.322353][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.323605][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.324866][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.326050][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.327295][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.328465][ T7105] Call trace: [ 77.328960][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.329988][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.330791][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.331650][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.332513][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.333383][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.334094][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.334806][ T7105] iput+0x36c/0xfdc [ 77.335419][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.336194][ T7105] __dentry_kill+0x170/0x594 [ 77.336904][ T7105] shrink_kill+0xd4/0x2cc [ 77.337557][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.338352][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.339102][ T7105] do_one_tree+0x30/0xf4 [ 77.339777][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.340595][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.341420][ T7105] kill_block_super+0x44/0x90 [ 77.342130][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.342803][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.343611][ T7105] deactivate_super+0xe0/0x100 [ 77.344356][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.345060][ T7105] __cleanup_mnt+0x20/0x30 [ 77.345685][ T7105] task_work_run+0x1dc/0x260 [ 77.346427][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.347255][ T7105] el0_svc+0x17c/0x26c [ 77.347914][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.348688][ T7105] el0t_64_sync+0x198/0x19c [ 77.349324][ T7105] irq event stamp: 643220 [ 77.349977][ T7105] hardirqs last enabled at (643219): [] irqentry_exit+0x1b4/0x2f4 [ 77.351381][ T7105] hardirqs last disabled at (643220): [] el1_brk64+0x20/0x54 [ 77.352752][ T7105] softirqs last enabled at (643212): [] local_bh_enable+0x10/0x34 [ 77.354080][ T7105] softirqs last disabled at (643210): [] local_bh_disable+0x10/0x34 [ 77.355561][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.392010][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.392099][ T7105] ------------[ cut here ]------------ [ 77.392103][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.397035][ T7105] Modules linked in: [ 77.397609][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.399131][ T7105] Tainted: [W]=WARN [ 77.399714][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.401166][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.402315][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.403233][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.404262][ T7105] sp : ffff80009fe07100 [ 77.404871][ T7105] x29: ffff80009fe07260 x28: ffff0000e625a940 x27: 0000000000000001 [ 77.406085][ T7105] x26: 0000000000000000 x25: 1fffe0001cc4b528 x24: ffff0000e625a918 [ 77.407347][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.408607][ T7105] x20: ffff0000e12ae068 x19: ffff0000e12ae000 x18: 1fffe0003377d090 [ 77.409893][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.411222][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.412532][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.413775][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.415012][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.416184][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.417486][ T7105] Call trace: [ 77.418019][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.418993][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.419794][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.420813][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.421663][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.422492][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.423223][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.423992][ T7105] iput+0x36c/0xfdc [ 77.424558][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.425381][ T7105] __dentry_kill+0x170/0x594 [ 77.426070][ T7105] shrink_kill+0xd4/0x2cc [ 77.426722][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.427440][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.428224][ T7105] do_one_tree+0x30/0xf4 [ 77.428875][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.429817][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.430685][ T7105] kill_block_super+0x44/0x90 [ 77.431386][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.432014][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.432867][ T7105] deactivate_super+0xe0/0x100 [ 77.433657][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.434365][ T7105] __cleanup_mnt+0x20/0x30 [ 77.435027][ T7105] task_work_run+0x1dc/0x260 [ 77.435726][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.436515][ T7105] el0_svc+0x17c/0x26c [ 77.437157][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.437952][ T7105] el0t_64_sync+0x198/0x19c [ 77.438648][ T7105] irq event stamp: 649262 [ 77.439298][ T7105] hardirqs last enabled at (649261): [] irqentry_exit+0x1b4/0x2f4 [ 77.440674][ T7105] hardirqs last disabled at (649262): [] el1_brk64+0x20/0x54 [ 77.442018][ T7105] softirqs last enabled at (649254): [] local_bh_enable+0x10/0x34 [ 77.443404][ T7105] softirqs last disabled at (649252): [] local_bh_disable+0x10/0x34 [ 77.444869][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.471096][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.471184][ T7105] ------------[ cut here ]------------ [ 77.471188][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.476328][ T7105] Modules linked in: [ 77.476962][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.478547][ T7105] Tainted: [W]=WARN [ 77.479154][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.480610][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.481780][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.482765][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.483722][ T7105] sp : ffff80009fe07100 [ 77.484334][ T7105] x29: ffff80009fe07260 x28: ffff0000e625cfc0 x27: 0000000000000001 [ 77.485556][ T7105] x26: 0000000000000000 x25: 1fffe0001cc4b9f8 x24: ffff0000e625cf98 [ 77.486733][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.487998][ T7105] x20: ffff0000d3472068 x19: ffff0000d3472000 x18: 1fffe0003377d090 [ 77.489174][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.490404][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.491727][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.492941][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.494159][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.495497][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.496807][ T7105] Call trace: [ 77.497279][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.498240][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.499038][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.499937][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.500794][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.501593][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.502269][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.503064][ T7105] iput+0x36c/0xfdc [ 77.503612][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.504367][ T7105] __dentry_kill+0x170/0x594 [ 77.505067][ T7105] shrink_kill+0xd4/0x2cc [ 77.505751][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.506495][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.507196][ T7105] do_one_tree+0x30/0xf4 [ 77.508034][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.508926][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.509842][ T7105] kill_block_super+0x44/0x90 [ 77.510574][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.511272][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.512151][ T7105] deactivate_super+0xe0/0x100 [ 77.512885][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.513551][ T7105] __cleanup_mnt+0x20/0x30 [ 77.514214][ T7105] task_work_run+0x1dc/0x260 [ 77.514895][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.515698][ T7105] el0_svc+0x17c/0x26c [ 77.516316][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.517087][ T7105] el0t_64_sync+0x198/0x19c [ 77.517777][ T7105] irq event stamp: 654174 [ 77.518448][ T7105] hardirqs last enabled at (654173): [] irqentry_exit+0x1b4/0x2f4 [ 77.519820][ T7105] hardirqs last disabled at (654174): [] el1_brk64+0x20/0x54 [ 77.521164][ T7105] softirqs last enabled at (654166): [] local_bh_enable+0x10/0x34 [ 77.522695][ T7105] softirqs last disabled at (654164): [] local_bh_disable+0x10/0x34 [ 77.524162][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.569405][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.569498][ T7105] ------------[ cut here ]------------ [ 77.569503][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.574459][ T7105] Modules linked in: [ 77.575086][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.576677][ T7105] Tainted: [W]=WARN [ 77.577279][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.578781][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.579923][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.580859][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.581852][ T7105] sp : ffff80009fe07100 [ 77.582514][ T7105] x29: ffff80009fe07260 x28: ffff0000e625f640 x27: 0000000000000001 [ 77.583788][ T7105] x26: 0000000000000000 x25: 1fffe0001cc4bec8 x24: ffff0000e625f618 [ 77.585043][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.586389][ T7105] x20: ffff0000db18a068 x19: ffff0000db18a000 x18: 1fffe0003377d090 [ 77.587668][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.589003][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.590283][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.591456][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.592753][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.593949][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.595143][ T7105] Call trace: [ 77.595611][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.596633][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.597425][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.598356][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.599224][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.600089][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.600825][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.601559][ T7105] iput+0x36c/0xfdc [ 77.602176][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.602952][ T7105] __dentry_kill+0x170/0x594 [ 77.603637][ T7105] shrink_kill+0xd4/0x2cc [ 77.604271][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.605014][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.605776][ T7105] do_one_tree+0x30/0xf4 [ 77.606456][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.607294][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.608027][ T7105] kill_block_super+0x44/0x90 [ 77.608769][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.609520][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.610292][ T7105] deactivate_super+0xe0/0x100 [ 77.611065][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.611757][ T7105] __cleanup_mnt+0x20/0x30 [ 77.612385][ T7105] task_work_run+0x1dc/0x260 [ 77.613106][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.613908][ T7105] el0_svc+0x17c/0x26c [ 77.614574][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.615320][ T7105] el0t_64_sync+0x198/0x19c [ 77.616000][ T7105] irq event stamp: 659644 [ 77.616661][ T7105] hardirqs last enabled at (659643): [] irqentry_exit+0x1b4/0x2f4 [ 77.618068][ T7105] hardirqs last disabled at (659644): [] el1_brk64+0x20/0x54 [ 77.619397][ T7105] softirqs last enabled at (659636): [] local_bh_enable+0x10/0x34 [ 77.620776][ T7105] softirqs last disabled at (659634): [] local_bh_disable+0x10/0x34 [ 77.622203][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.661009][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.661101][ T7105] ------------[ cut here ]------------ [ 77.661106][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.666276][ T7105] Modules linked in: [ 77.666869][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.668459][ T7105] Tainted: [W]=WARN [ 77.669038][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.670534][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.671732][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.672696][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.673648][ T7105] sp : ffff80009fe07100 [ 77.674247][ T7105] x29: ffff80009fe07260 x28: ffff0000f7b3a940 x27: 0000000000000001 [ 77.675375][ T7105] x26: 0000000000000000 x25: 1fffe0001ef67528 x24: ffff0000f7b3a918 [ 77.676534][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.677765][ T7105] x20: ffff0000d631a068 x19: ffff0000d631a000 x18: 1fffe0003377d090 [ 77.678970][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.680111][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.681327][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.682523][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.683769][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.685075][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.686218][ T7105] Call trace: [ 77.686696][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.687693][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.688530][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.689420][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.690320][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.691149][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.691903][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.692696][ T7105] iput+0x36c/0xfdc [ 77.693271][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.694053][ T7105] __dentry_kill+0x170/0x594 [ 77.694795][ T7105] shrink_kill+0xd4/0x2cc [ 77.695509][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.696286][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.697032][ T7105] do_one_tree+0x30/0xf4 [ 77.697680][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.698535][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.699315][ T7105] kill_block_super+0x44/0x90 [ 77.700015][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.700689][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.701543][ T7105] deactivate_super+0xe0/0x100 [ 77.702214][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.702867][ T7105] __cleanup_mnt+0x20/0x30 [ 77.703512][ T7105] task_work_run+0x1dc/0x260 [ 77.704209][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.704947][ T7105] el0_svc+0x17c/0x26c [ 77.705589][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.706390][ T7105] el0t_64_sync+0x198/0x19c [ 77.707130][ T7105] irq event stamp: 664736 [ 77.707789][ T7105] hardirqs last enabled at (664735): [] irqentry_exit+0x1b4/0x2f4 [ 77.709257][ T7105] hardirqs last disabled at (664736): [] el1_brk64+0x20/0x54 [ 77.710663][ T7105] softirqs last enabled at (664728): [] local_bh_enable+0x10/0x34 [ 77.712093][ T7105] softirqs last disabled at (664726): [] local_bh_disable+0x10/0x34 [ 77.713548][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.762356][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.762444][ T7105] ------------[ cut here ]------------ [ 77.762448][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.767541][ T7105] Modules linked in: [ 77.768128][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.769808][ T7105] Tainted: [W]=WARN [ 77.770358][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.771986][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.773208][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.774199][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.775179][ T7105] sp : ffff80009fe07100 [ 77.775821][ T7105] x29: ffff80009fe07260 x28: ffff0000f7b3d960 x27: 0000000000000001 [ 77.777003][ T7105] x26: 0000000000000000 x25: 1fffe0001ef67b2c x24: ffff0000f7b3d938 [ 77.778188][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.779411][ T7105] x20: ffff0000ddc8a068 x19: ffff0000ddc8a000 x18: 1fffe0003377d090 [ 77.780532][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.781772][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.783026][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.784263][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.785535][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.786692][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.787886][ T7105] Call trace: [ 77.788336][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.789298][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.790025][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.790922][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.791729][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.792519][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.793220][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.793985][ T7105] iput+0x36c/0xfdc [ 77.794529][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.795288][ T7105] __dentry_kill+0x170/0x594 [ 77.795925][ T7105] shrink_kill+0xd4/0x2cc [ 77.796539][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.797259][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.797985][ T7105] do_one_tree+0x30/0xf4 [ 77.798602][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.799414][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.800164][ T7105] kill_block_super+0x44/0x90 [ 77.800864][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.801540][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.802350][ T7105] deactivate_super+0xe0/0x100 [ 77.803040][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.803691][ T7105] __cleanup_mnt+0x20/0x30 [ 77.804348][ T7105] task_work_run+0x1dc/0x260 [ 77.805030][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.805797][ T7105] el0_svc+0x17c/0x26c [ 77.806419][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.807259][ T7105] el0t_64_sync+0x198/0x19c [ 77.807917][ T7105] irq event stamp: 669832 [ 77.808551][ T7105] hardirqs last enabled at (669831): [] irqentry_exit+0x1b4/0x2f4 [ 77.809905][ T7105] hardirqs last disabled at (669832): [] el1_brk64+0x20/0x54 [ 77.811234][ T7105] softirqs last enabled at (669824): [] local_bh_enable+0x10/0x34 [ 77.812767][ T7105] softirqs last disabled at (669822): [] local_bh_disable+0x10/0x34 [ 77.814160][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.858049][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.858137][ T7105] ------------[ cut here ]------------ [ 77.858141][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.863380][ T7105] Modules linked in: [ 77.864049][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.865716][ T7105] Tainted: [W]=WARN [ 77.866346][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.867897][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.869092][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.870079][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.871067][ T7105] sp : ffff80009fe07100 [ 77.871738][ T7105] x29: ffff80009fe07260 x28: ffff0000f7949600 x27: 0000000000000001 [ 77.872923][ T7105] x26: 0000000000000000 x25: 1fffe0001ef292c0 x24: ffff0000f79495d8 [ 77.874082][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.875280][ T7105] x20: ffff0000d69ce068 x19: ffff0000d69ce000 x18: 1fffe0003377d090 [ 77.876480][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.877657][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.878836][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.880008][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.881256][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.882458][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.883670][ T7105] Call trace: [ 77.884191][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.885162][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.885974][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.886829][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.887685][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.888474][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.889190][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.889954][ T7105] iput+0x36c/0xfdc [ 77.890510][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.891264][ T7105] __dentry_kill+0x170/0x594 [ 77.891980][ T7105] shrink_kill+0xd4/0x2cc [ 77.892633][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.893383][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.894108][ T7105] do_one_tree+0x30/0xf4 [ 77.894776][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.895587][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.896417][ T7105] kill_block_super+0x44/0x90 [ 77.897134][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.897816][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.898611][ T7105] deactivate_super+0xe0/0x100 [ 77.899354][ T7105] cleanup_mnt+0x31c/0x3ac [ 77.899985][ T7105] __cleanup_mnt+0x20/0x30 [ 77.900631][ T7105] task_work_run+0x1dc/0x260 [ 77.901336][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 77.902146][ T7105] el0_svc+0x17c/0x26c [ 77.902734][ T7105] el0t_64_sync_handler+0x84/0x12c [ 77.903487][ T7105] el0t_64_sync+0x198/0x19c [ 77.904101][ T7105] irq event stamp: 675016 [ 77.904726][ T7105] hardirqs last enabled at (675015): [] irqentry_exit+0x1b4/0x2f4 [ 77.906143][ T7105] hardirqs last disabled at (675016): [] el1_brk64+0x20/0x54 [ 77.907460][ T7105] softirqs last enabled at (675008): [] local_bh_enable+0x10/0x34 [ 77.908906][ T7105] softirqs last disabled at (675006): [] local_bh_disable+0x10/0x34 [ 77.910320][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 77.958186][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 77.958285][ T7105] ------------[ cut here ]------------ [ 77.958289][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 77.963198][ T7105] Modules linked in: [ 77.963834][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.965506][ T7105] Tainted: [W]=WARN [ 77.966053][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.967676][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.968798][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.969816][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 77.970804][ T7105] sp : ffff80009fe07100 [ 77.971410][ T7105] x29: ffff80009fe07260 x28: ffff0000f7b3b2e0 x27: 0000000000000001 [ 77.972668][ T7105] x26: 0000000000000000 x25: 1fffe0001ef6765c x24: ffff0000f7b3b2b8 [ 77.973813][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 77.975006][ T7105] x20: ffff0000cfd1a068 x19: ffff0000cfd1a000 x18: 1fffe0003377d090 [ 77.976328][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 77.977635][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 77.979037][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 77.980316][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 77.981633][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 77.982855][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.984079][ T7105] Call trace: [ 77.984538][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 77.985465][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 77.986349][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 77.987205][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.988040][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 77.988803][ T7105] ext4_dirty_inode+0xd4/0x104 [ 77.989458][ T7105] __mark_inode_dirty+0x358/0x15bc [ 77.990214][ T7105] iput+0x36c/0xfdc [ 77.990785][ T7105] dentry_unlink_inode+0x384/0x45c [ 77.991605][ T7105] __dentry_kill+0x170/0x594 [ 77.992285][ T7105] shrink_kill+0xd4/0x2cc [ 77.992917][ T7105] shrink_dentry_list+0x31c/0x6cc [ 77.993667][ T7105] shrink_dcache_tree+0xc0/0x290 [ 77.994362][ T7105] do_one_tree+0x30/0xf4 [ 77.994980][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 77.995792][ T7105] generic_shutdown_super+0x68/0x2b8 [ 77.996571][ T7105] kill_block_super+0x44/0x90 [ 77.997359][ T7105] ext4_kill_sb+0x68/0xa4 [ 77.997991][ T7105] deactivate_locked_super+0xc4/0x12c [ 77.998847][ T7105] deactivate_super+0xe0/0x100 [ 77.999534][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.000175][ T7105] __cleanup_mnt+0x20/0x30 [ 78.000828][ T7105] task_work_run+0x1dc/0x260 [ 78.001541][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.002368][ T7105] el0_svc+0x17c/0x26c [ 78.002988][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.003753][ T7105] el0t_64_sync+0x198/0x19c [ 78.004449][ T7105] irq event stamp: 680660 [ 78.005166][ T7105] hardirqs last enabled at (680659): [] irqentry_exit+0x1b4/0x2f4 [ 78.006611][ T7105] hardirqs last disabled at (680660): [] el1_brk64+0x20/0x54 [ 78.007927][ T7105] softirqs last enabled at (680652): [] local_bh_enable+0x10/0x34 [ 78.009378][ T7105] softirqs last disabled at (680650): [] local_bh_disable+0x10/0x34 [ 78.010819][ T7105] ---[ end trace 0000000000000000 ]--- [ 78.052789][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.054744][ T7105] ------------[ cut here ]------------ [ 78.054751][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 78.057347][ T7105] Modules linked in: [ 78.057954][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.059601][ T7105] Tainted: [W]=WARN [ 78.060226][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.061730][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.062883][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.063888][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.064878][ T7105] sp : ffff80009fe07100 [ 78.065496][ T7105] x29: ffff80009fe07260 x28: ffff0000f7b38c60 x27: 0000000000000001 [ 78.066741][ T7105] x26: 0000000000000000 x25: 1fffe0001ef6718c x24: ffff0000f7b38c38 [ 78.067925][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 78.069146][ T7105] x20: ffff0000d4306068 x19: ffff0000d4306000 x18: 1fffe00033781890 [ 78.070367][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.071562][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 78.072780][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 78.073998][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.075235][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.076458][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.077659][ T7105] Call trace: [ 78.078152][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.079230][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 78.079961][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.080839][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.081731][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.082600][ T7105] ext4_dirty_inode+0xd4/0x104 [ 78.083331][ T7105] __mark_inode_dirty+0x358/0x15bc [ 78.084168][ T7105] iput+0x36c/0xfdc [ 78.084854][ T7105] dentry_unlink_inode+0x384/0x45c [ 78.085624][ T7105] __dentry_kill+0x170/0x594 [ 78.086284][ T7105] shrink_kill+0xd4/0x2cc [ 78.086976][ T7105] shrink_dentry_list+0x31c/0x6cc [ 78.087707][ T7105] shrink_dcache_tree+0xc0/0x290 [ 78.088430][ T7105] do_one_tree+0x30/0xf4 [ 78.089140][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 78.089937][ T7105] generic_shutdown_super+0x68/0x2b8 [ 78.090774][ T7105] kill_block_super+0x44/0x90 [ 78.091401][ T7105] ext4_kill_sb+0x68/0xa4 [ 78.092044][ T7105] deactivate_locked_super+0xc4/0x12c [ 78.092911][ T7105] deactivate_super+0xe0/0x100 [ 78.093635][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.094286][ T7105] __cleanup_mnt+0x20/0x30 [ 78.094957][ T7105] task_work_run+0x1dc/0x260 [ 78.095680][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.096524][ T7105] el0_svc+0x17c/0x26c [ 78.097135][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.097888][ T7105] el0t_64_sync+0x198/0x19c [ 78.098574][ T7105] irq event stamp: 686196 [ 78.099246][ T7105] hardirqs last enabled at (686195): [] finish_lock_switch+0xb0/0x1c0 [ 78.100685][ T7105] hardirqs last disabled at (686196): [] el1_brk64+0x20/0x54 [ 78.101977][ T7105] softirqs last enabled at (686186): [] local_bh_enable+0x10/0x34 [ 78.103416][ T7105] softirqs last disabled at (686184): [] local_bh_disable+0x10/0x34 [ 78.104859][ T7105] ---[ end trace 0000000000000000 ]--- [ 78.132521][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.134701][ T7105] ------------[ cut here ]------------ [ 78.134707][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 78.137360][ T7105] Modules linked in: [ 78.137973][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.139598][ T7105] Tainted: [W]=WARN [ 78.140153][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.141613][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.142802][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.143757][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.144767][ T7105] sp : ffff80009fe07100 [ 78.145408][ T7105] x29: ffff80009fe07260 x28: ffff0000f790e300 x27: 0000000000000001 [ 78.146710][ T7105] x26: 0000000000000000 x25: 1fffe0001ef21c60 x24: ffff0000f790e2d8 [ 78.147954][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 78.149197][ T7105] x20: ffff0000dd3c6068 x19: ffff0000dd3c6000 x18: 1fffe0003377d090 [ 78.150417][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.151574][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 78.152793][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 78.154018][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.155220][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.156398][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.157640][ T7105] Call trace: [ 78.158158][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.159209][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 78.159997][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.160893][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.161695][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.162591][ T7105] ext4_dirty_inode+0xd4/0x104 [ 78.163278][ T7105] __mark_inode_dirty+0x358/0x15bc [ 78.164175][ T7105] iput+0x36c/0xfdc [ 78.164758][ T7105] dentry_unlink_inode+0x384/0x45c [ 78.165556][ T7105] __dentry_kill+0x170/0x594 [ 78.166202][ T7105] shrink_kill+0xd4/0x2cc [ 78.166900][ T7105] shrink_dentry_list+0x31c/0x6cc [ 78.167597][ T7105] shrink_dcache_tree+0xc0/0x290 [ 78.168378][ T7105] do_one_tree+0x30/0xf4 [ 78.169054][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 78.169901][ T7105] generic_shutdown_super+0x68/0x2b8 [ 78.170705][ T7105] kill_block_super+0x44/0x90 [ 78.171391][ T7105] ext4_kill_sb+0x68/0xa4 [ 78.172073][ T7105] deactivate_locked_super+0xc4/0x12c [ 78.172918][ T7105] deactivate_super+0xe0/0x100 [ 78.173693][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.174388][ T7105] __cleanup_mnt+0x20/0x30 [ 78.175098][ T7105] task_work_run+0x1dc/0x260 [ 78.175842][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.176753][ T7105] el0_svc+0x17c/0x26c [ 78.177454][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.178328][ T7105] el0t_64_sync+0x198/0x19c [ 78.179060][ T7105] irq event stamp: 691252 [ 78.179731][ T7105] hardirqs last enabled at (691251): [] finish_lock_switch+0xb0/0x1c0 [ 78.181305][ T7105] hardirqs last disabled at (691252): [] el1_brk64+0x20/0x54 [ 78.182681][ T7105] softirqs last enabled at (691242): [] local_bh_enable+0x10/0x34 [ 78.184078][ T7105] softirqs last disabled at (691240): [] local_bh_disable+0x10/0x34 [ 78.185546][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 78.230972][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.231059][ T7105] ------------[ cut here ]------------ [ 78.231063][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 78.235782][ T7105] Modules linked in: [ 78.236440][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.238091][ T7105] Tainted: [W]=WARN [ 78.238611][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.240270][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.241466][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.242392][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.243396][ T7105] sp : ffff80009fe07100 [ 78.243983][ T7105] x29: ffff80009fe07260 x28: ffff0000f790bc80 x27: 0000000000000001 [ 78.245202][ T7105] x26: 0000000000000000 x25: 1fffe0001ef21790 x24: ffff0000f790bc58 [ 78.246362][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 78.247598][ T7105] x20: ffff0000d1ca8068 x19: ffff0000d1ca8000 x18: 1fffe0003377d090 [ 78.248904][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.250077][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 78.251358][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 78.252602][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.253791][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.254981][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.256162][ T7105] Call trace: [ 78.256662][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.257661][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 78.258465][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.259371][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.260233][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.261088][ T7105] ext4_dirty_inode+0xd4/0x104 [ 78.261740][ T7105] __mark_inode_dirty+0x358/0x15bc [ 78.262471][ T7105] iput+0x36c/0xfdc [ 78.263005][ T7105] dentry_unlink_inode+0x384/0x45c [ 78.263765][ T7105] __dentry_kill+0x170/0x594 [ 78.264452][ T7105] shrink_kill+0xd4/0x2cc [ 78.265119][ T7105] shrink_dentry_list+0x31c/0x6cc [ 78.265871][ T7105] shrink_dcache_tree+0xc0/0x290 [ 78.266610][ T7105] do_one_tree+0x30/0xf4 [ 78.267237][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 78.268062][ T7105] generic_shutdown_super+0x68/0x2b8 [ 78.268936][ T7105] kill_block_super+0x44/0x90 [ 78.269719][ T7105] ext4_kill_sb+0x68/0xa4 [ 78.270375][ T7105] deactivate_locked_super+0xc4/0x12c [ 78.271236][ T7105] deactivate_super+0xe0/0x100 [ 78.271982][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.272656][ T7105] __cleanup_mnt+0x20/0x30 [ 78.273376][ T7105] task_work_run+0x1dc/0x260 [ 78.274050][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.274874][ T7105] el0_svc+0x17c/0x26c [ 78.275525][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.276351][ T7105] el0t_64_sync+0x198/0x19c [ 78.277095][ T7105] irq event stamp: 696812 [ 78.277808][ T7105] hardirqs last enabled at (696811): [] irqentry_exit+0x1b4/0x2f4 [ 78.279330][ T7105] hardirqs last disabled at (696812): [] el1_brk64+0x20/0x54 [ 78.280795][ T7105] softirqs last enabled at (696804): [] local_bh_enable+0x10/0x34 [ 78.282199][ T7105] softirqs last disabled at (696802): [] local_bh_disable+0x10/0x34 [ 78.283664][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 78.321403][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.321492][ T7105] ------------[ cut here ]------------ [ 78.321496][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 78.326246][ T7105] Modules linked in: [ 78.326844][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.328484][ T7105] Tainted: [W]=WARN [ 78.329077][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.330655][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.331902][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.332941][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.333938][ T7105] sp : ffff80009fe07100 [ 78.334678][ T7105] x29: ffff80009fe07260 x28: ffff0000f7909600 x27: 0000000000000001 [ 78.335955][ T7105] x26: 0000000000000000 x25: 1fffe0001ef212c0 x24: ffff0000f79095d8 [ 78.337306][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 78.338568][ T7105] x20: ffff0000c2c2c068 x19: ffff0000c2c2c000 x18: 1fffe0003377d090 [ 78.339759][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.340942][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 78.342161][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 78.343329][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.344568][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.345730][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.346825][ T7105] Call trace: [ 78.347284][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.348313][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 78.349096][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.349890][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.350739][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.351519][ T7105] ext4_dirty_inode+0xd4/0x104 [ 78.352296][ T7105] __mark_inode_dirty+0x358/0x15bc [ 78.353073][ T7105] iput+0x36c/0xfdc [ 78.353651][ T7105] dentry_unlink_inode+0x384/0x45c [ 78.354370][ T7105] __dentry_kill+0x170/0x594 [ 78.355029][ T7105] shrink_kill+0xd4/0x2cc [ 78.355655][ T7105] shrink_dentry_list+0x31c/0x6cc [ 78.356359][ T7105] shrink_dcache_tree+0xc0/0x290 [ 78.357141][ T7105] do_one_tree+0x30/0xf4 [ 78.357750][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 78.358531][ T7105] generic_shutdown_super+0x68/0x2b8 [ 78.359288][ T7105] kill_block_super+0x44/0x90 [ 78.360033][ T7105] ext4_kill_sb+0x68/0xa4 [ 78.360665][ T7105] deactivate_locked_super+0xc4/0x12c [ 78.361452][ T7105] deactivate_super+0xe0/0x100 [ 78.362154][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.362797][ T7105] __cleanup_mnt+0x20/0x30 [ 78.363469][ T7105] task_work_run+0x1dc/0x260 [ 78.364112][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.364887][ T7105] el0_svc+0x17c/0x26c [ 78.365484][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.366295][ T7105] el0t_64_sync+0x198/0x19c [ 78.367007][ T7105] irq event stamp: 701888 [ 78.367687][ T7105] hardirqs last enabled at (701887): [] irqentry_exit+0x1b4/0x2f4 [ 78.369215][ T7105] hardirqs last disabled at (701888): [] el1_brk64+0x20/0x54 [ 78.370573][ T7105] softirqs last enabled at (701880): [] local_bh_enable+0x10/0x34 [ 78.372052][ T7105] softirqs last disabled at (701878): [] local_bh_disable+0x10/0x34 [ 78.373532][ T7105] ---[ end trace 0000000000000000 ]--- [ ** replaying previous printk message ** [ 78.415981][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.416076][ T7105] ------------[ cut here ]------------ [ 78.416080][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 78.421161][ T7105] Modules linked in: [ 78.421752][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.423282][ T7105] Tainted: [W]=WARN [ 78.423876][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.425353][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.426549][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.427572][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.428615][ T7105] sp : ffff80009fe07100 [ 78.429230][ T7105] x29: ffff80009fe07260 x28: ffff0000e1544fc0 x27: 0000000000000001 [ 78.430392][ T7105] x26: 0000000000000000 x25: 1fffe0001c2a89f8 x24: ffff0000e1544f98 [ 78.431595][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 78.432863][ T7105] x20: ffff0000cca50068 x19: ffff0000cca50000 x18: 1fffe0003377d090 [ 78.434110][ T7105] x17: 6572203a38373431 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.435377][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 78.436557][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 78.437778][ T7105] x8 : e599019558f20900 x7 : ffff800080575c38 x6 : 0000000000000000 [ 78.439006][ T7105] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807f0b34 [ 78.440248][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.441512][ T7105] Call trace: [ 78.442000][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.443047][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 78.443881][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.444774][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.445589][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.446422][ T7105] ext4_dirty_inode+0xd4/0x104 [ 78.447131][ T7105] __mark_inode_dirty+0x358/0x15bc [ 78.447879][ T7105] iput+0x36c/0xfdc [ 78.448464][ T7105] dentry_unlink_inode+0x384/0x45c [ 78.449260][ T7105] __dentry_kill+0x170/0x594 [ 78.449979][ T7105] shrink_kill+0xd4/0x2cc [ 78.450664][ T7105] shrink_dentry_list+0x31c/0x6cc [ 78.451419][ T7105] shrink_dcache_tree+0xc0/0x290 [ 78.452188][ T7105] do_one_tree+0x30/0xf4 [ 78.452801][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 78.453625][ T7105] generic_shutdown_super+0x68/0x2b8 [ 78.454437][ T7105] kill_block_super+0x44/0x90 [ 78.455109][ T7105] ext4_kill_sb+0x68/0xa4 [ 78.455812][ T7105] deactivate_locked_super+0xc4/0x12c [ 78.456631][ T7105] deactivate_super+0xe0/0x100 [ 78.457336][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.457964][ T7105] __cleanup_mnt+0x20/0x30 [ 78.458577][ T7105] task_work_run+0x1dc/0x260 [ 78.459305][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.460116][ T7105] el0_svc+0x17c/0x26c [ 78.460768][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.461533][ T7105] el0t_64_sync+0x198/0x19c [ 78.462211][ T7105] irq event stamp: 706864 [ 78.462847][ T7105] hardirqs last enabled at (706863): [] irqentry_exit+0x1b4/0x2f4 [ 78.464250][ T7105] hardirqs last disabled at (706864): [] el1_brk64+0x20/0x54 [ 78.465545][ T7105] softirqs last enabled at (706856): [] local_bh_enable+0x10/0x34 [ 78.466996][ T7105] softirqs last disabled at (706854): [] local_bh_disable+0x10/0x34 [ 78.468430][ T7105] ---[ end trace 0000000000000000 ]--- [ 78.508701][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.510984][ T7105] ------------[ cut here ]------------ [ 78.510994][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 78.513572][ T7105] Modules linked in: [ 78.514202][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.515750][ T7105] Tainted: [W]=WARN [ 78.516363][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.517840][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.519003][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.520000][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.520998][ T7105] sp : ffff80009fe07100 [ 78.521652][ T7105] x29: ffff80009fe07260 x28: ffff0000e15432e0 x27: 0000000000000001 [ 78.522950][ T7105] x26: 0000000000000000 x25: 1fffe0001c2a865c x24: ffff0000e15432b8 [ 78.524240][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 78.525453][ T7105] x20: ffff0000d35a8068 x19: ffff0000d35a8000 x18: 1fffe00033781890 [ 78.526663][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.527928][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 78.529179][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 78.530381][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.531578][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.532807][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.534000][ T7105] Call trace: [ 78.534456][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.535424][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 78.536227][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.537034][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.537867][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.538677][ T7105] ext4_dirty_inode+0xd4/0x104 [ 78.539370][ T7105] __mark_inode_dirty+0x358/0x15bc [ 78.540182][ T7105] iput+0x36c/0xfdc [ 78.540748][ T7105] dentry_unlink_inode+0x384/0x45c [ 78.541523][ T7105] __dentry_kill+0x170/0x594 [ 78.542179][ T7105] shrink_kill+0xd4/0x2cc [ 78.542869][ T7105] shrink_dentry_list+0x31c/0x6cc [ 78.543686][ T7105] shrink_dcache_tree+0xc0/0x290 [ 78.544406][ T7105] do_one_tree+0x30/0xf4 [ 78.545003][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 78.545856][ T7105] generic_shutdown_super+0x68/0x2b8 [ 78.546645][ T7105] kill_block_super+0x44/0x90 [ 78.547328][ T7105] ext4_kill_sb+0x68/0xa4 [ 78.547974][ T7105] deactivate_locked_super+0xc4/0x12c [ 78.548752][ T7105] deactivate_super+0xe0/0x100 [ 78.549462][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.550076][ T7105] __cleanup_mnt+0x20/0x30 [ 78.550714][ T7105] task_work_run+0x1dc/0x260 [ 78.551406][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.552202][ T7105] el0_svc+0x17c/0x26c [ 78.552834][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.553530][ T7105] el0t_64_sync+0x198/0x19c [ 78.554195][ T7105] irq event stamp: 713222 [ 78.554829][ T7105] hardirqs last enabled at (713221): [] finish_lock_switch+0xb0/0x1c0 [ 78.556292][ T7105] hardirqs last disabled at (713222): [] el1_brk64+0x20/0x54 [ 78.557598][ T7105] softirqs last enabled at (713212): [] local_bh_enable+0x10/0x34 [ 78.559010][ T7105] softirqs last disabled at (713210): [] local_bh_disable+0x10/0x34 [ 78.560366][ T7105] ---[ end trace 0000000000000000 ]--- [ 78.620525][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.622562][ T7105] ------------[ cut here ]------------ [ 78.622568][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 78.625148][ T7105] Modules linked in: [ 78.625722][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.627290][ T7105] Tainted: [W]=WARN [ 78.627842][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.629294][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.630465][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.631417][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.632355][ T7105] sp : ffff80009fe07100 [ 78.632970][ T7105] x29: ffff80009fe07260 x28: ffff0000e15402c0 x27: 0000000000000001 [ 78.634174][ T7105] x26: 0000000000000000 x25: 1fffe0001c2a8058 x24: ffff0000e1540298 [ 78.635382][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 78.636557][ T7105] x20: ffff0000d4be8068 x19: ffff0000d4be8000 x18: 1fffe00033781890 [ 78.637729][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.638938][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 78.640128][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 78.641361][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.642508][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.643723][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.644909][ T7105] Call trace: [ 78.645384][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.646301][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 78.647113][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.647966][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.648845][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.649667][ T7105] ext4_dirty_inode+0xd4/0x104 [ 78.650338][ T7105] __mark_inode_dirty+0x358/0x15bc [ 78.651032][ T7105] iput+0x36c/0xfdc [ 78.651587][ T7105] dentry_unlink_inode+0x384/0x45c [ 78.652301][ T7105] __dentry_kill+0x170/0x594 [ 78.652969][ T7105] shrink_kill+0xd4/0x2cc [ 78.653623][ T7105] shrink_dentry_list+0x31c/0x6cc [ 78.654363][ T7105] shrink_dcache_tree+0xc0/0x290 [ 78.655137][ T7105] do_one_tree+0x30/0xf4 [ 78.655740][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 78.656573][ T7105] generic_shutdown_super+0x68/0x2b8 [ 78.657347][ T7105] kill_block_super+0x44/0x90 [ 78.658061][ T7105] ext4_kill_sb+0x68/0xa4 [ 78.658645][ T7105] deactivate_locked_super+0xc4/0x12c [ 78.659498][ T7105] deactivate_super+0xe0/0x100 [ 78.660237][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.660904][ T7105] __cleanup_mnt+0x20/0x30 [ 78.661585][ T7105] task_work_run+0x1dc/0x260 [ 78.662301][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.663229][ T7105] el0_svc+0x17c/0x26c [ 78.663903][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.664721][ T7105] el0t_64_sync+0x198/0x19c [ 78.665436][ T7105] irq event stamp: 720114 [ 78.666103][ T7105] hardirqs last enabled at (720113): [] finish_lock_switch+0xb0/0x1c0 [ 78.667623][ T7105] hardirqs last disabled at (720114): [] el1_brk64+0x20/0x54 [ 78.669070][ T7105] softirqs last enabled at (720104): [] local_bh_enable+0x10/0x34 [ 78.670519][ T7105] softirqs last disabled at (720102): [] local_bh_disable+0x10/0x34 [ 78.672014][ T7105] ---[ end trace 0000000000000000 ]--- [ 78.730599][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.732594][ T7105] ------------[ cut here ]------------ [ 78.732601][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#1: syz-executor/7105 [ 78.735204][ T7105] Modules linked in: [ 78.735827][ T7105] CPU: 1 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.737419][ T7105] Tainted: [W]=WARN [ 78.738045][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.739624][ T7105] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.740847][ T7105] pc : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.741796][ T7105] lr : ext4_xattr_inode_lookup_create+0x874/0x17ac [ 78.742714][ T7105] sp : ffff80009fe07100 [ 78.743294][ T7105] x29: ffff80009fe07260 x28: ffff0000e62dbc80 x27: 0000000000000001 [ 78.744407][ T7105] x26: 0000000000000000 x25: 1fffe0001cc5b790 x24: ffff0000e62dbc58 [ 78.745540][ T7105] x23: ffff700013fc0e34 x22: 0000000000000000 x21: dfff800000000000 [ 78.746658][ T7105] x20: ffff0000d4a1e068 x19: ffff0000d4a1e000 x18: 1fffe00033781890 [ 78.747812][ T7105] x17: ffff80008f86e000 x16: ffff800082e5c71c x15: 0000000000000001 [ 78.748953][ T7105] x14: 1ffff00013fc0d74 x13: 0000000000000000 x12: 0000000000000000 [ 78.750117][ T7105] x11: ffff700013fc0d75 x10: 0000000000ff0100 x9 : e599019558f20900 [ 78.751296][ T7105] x8 : e599019558f20900 x7 : ffff80008049e510 x6 : 0000000000000000 [ 78.752485][ T7105] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807f0b34 [ 78.753710][ T7105] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.754892][ T7105] Call trace: [ 78.755415][ T7105] ext4_xattr_inode_lookup_create+0x874/0x17ac (P) [ 78.756399][ T7105] ext4_xattr_block_set+0x1bc/0x24bc [ 78.757232][ T7105] ext4_expand_extra_isize_ea+0xeb8/0x1830 [ 78.758102][ T7105] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.758989][ T7105] __ext4_mark_inode_dirty+0x3a8/0x6fc [ 78.759789][ T7105] ext4_dirty_inode+0xd4/0x104 [ 78.760491][ T7105] __mark_inode_dirty+0x358/0x15bc [ 78.761227][ T7105] iput+0x36c/0xfdc [ 78.761808][ T7105] dentry_unlink_inode+0x384/0x45c [ 78.762509][ T7105] __dentry_kill+0x170/0x594 [ 78.763229][ T7105] shrink_kill+0xd4/0x2cc [ 78.763847][ T7105] shrink_dentry_list+0x31c/0x6cc [ 78.764640][ T7105] shrink_dcache_tree+0xc0/0x290 [ 78.765488][ T7105] do_one_tree+0x30/0xf4 [ 78.766111][ T7105] shrink_dcache_for_umount+0xa0/0x168 [ 78.766935][ T7105] generic_shutdown_super+0x68/0x2b8 [ 78.767678][ T7105] kill_block_super+0x44/0x90 [ 78.768381][ T7105] ext4_kill_sb+0x68/0xa4 [ 78.769036][ T7105] deactivate_locked_super+0xc4/0x12c [ 78.769799][ T7105] deactivate_super+0xe0/0x100 [ 78.770535][ T7105] cleanup_mnt+0x31c/0x3ac [ 78.771189][ T7105] __cleanup_mnt+0x20/0x30 [ 78.771893][ T7105] task_work_run+0x1dc/0x260 [ 78.772608][ T7105] exit_to_user_mode_loop+0x10c/0x18c [ 78.773434][ T7105] el0_svc+0x17c/0x26c [ 78.774060][ T7105] el0t_64_sync_handler+0x84/0x12c [ 78.774872][ T7105] el0t_64_sync+0x198/0x19c [ 78.775520][ T7105] irq event stamp: 725264 [ 78.776153][ T7105] hardirqs last enabled at (725263): [] finish_lock_switch+0xb0/0x1c0 [ 78.777647][ T7105] hardirqs last disabled at (725264): [] el1_brk64+0x20/0x54 [ 78.779038][ T7105] softirqs last enabled at (725254): [] local_bh_enable+0x10/0x34 [ 78.780437][ T7105] softirqs last disabled at (725252): [] local_bh_disable+0x10/0x34 [ 78.781822][ T7105] ---[ end trace 0000000000000000 ]--- [ 78.816672][ T7105] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1478: refuse to create EA inode when umounting [ 78.818622][ T7105] ------------[ cut here ]------------ [ 78.818629][ T7105] WARNING: fs/ext4/xattr.c:1479 at ext4_xattr_inode_lookup_create+0x874/0x17ac, CPU#0: syz-executor/7105 [ 78.821188][ T7105] Modules linked in: [ 78.821765][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.823339][ T7105] Tainted: [W]=WARN [ 78.823911][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025