Warning: Permanently added '10.128.1.66' (ED25519) to the list of known hosts. 1970/01/01 00:00:56 ignoring optional flag "type"="gce" 1970/01/01 00:00:56 parsed 1 programs [ 58.032158][ T6863] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 64.503876][ T2426] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.503924][ T2426] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.504323][ T9] cfg80211: failed to load regulatory.db [ 64.798263][ T6135] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 64.799710][ T6135] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 64.801024][ T6135] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 64.801565][ T6135] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 64.801749][ T6135] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 65.303523][ T2696] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.303551][ T2696] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.310294][ T2696] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.311656][ T2696] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.699668][ T6918] chnl_net:caif_netlink_parms(): no params data found [ 65.821083][ T6918] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.821147][ T6918] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.821198][ T6918] bridge_slave_0: entered allmulticast mode [ 65.821604][ T6918] bridge_slave_0: entered promiscuous mode [ 65.822165][ T6918] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.822182][ T6918] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.822222][ T6918] bridge_slave_1: entered allmulticast mode [ 65.822598][ T6918] bridge_slave_1: entered promiscuous mode [ 65.832075][ T6918] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.833618][ T6918] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.839931][ T6918] team0: Port device team_slave_0 added [ 65.840916][ T6918] team0: Port device team_slave_1 added [ 65.848592][ T6918] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 65.848613][ T6918] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 65.848626][ T6918] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 65.849105][ T6918] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 65.849117][ T6918] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 65.849129][ T6918] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 65.884967][ T6918] hsr_slave_0: entered promiscuous mode [ 65.885264][ T6918] hsr_slave_1: entered promiscuous mode [ 66.318854][ T6918] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.322079][ T6918] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.325813][ T6918] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.327944][ T6918] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.349707][ T6918] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.354930][ T6918] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.358341][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.358386][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.363445][ T41] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.363488][ T41] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.420627][ T6918] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.431806][ T6918] veth0_vlan: entered promiscuous mode [ 66.436892][ T6918] veth1_vlan: entered promiscuous mode [ 66.441716][ T6918] veth0_macvtap: entered promiscuous mode [ 66.447077][ T6918] veth1_macvtap: entered promiscuous mode [ 66.450571][ T6918] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.452710][ T6918] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.456740][ T41] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.456795][ T41] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.456816][ T41] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.456829][ T41] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.655335][ T15] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.700300][ T15] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.728981][ T15] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.760221][ T15] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:06 executed programs: 0 [ 66.991882][ T6135] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 66.995776][ T6135] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 66.996149][ T6135] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 66.996577][ T6135] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 66.996833][ T6135] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.059200][ T7073] chnl_net:caif_netlink_parms(): no params data found [ 67.085391][ T7073] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.085471][ T7073] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.085540][ T7073] bridge_slave_0: entered allmulticast mode [ 67.086265][ T7073] bridge_slave_0: entered promiscuous mode [ 67.087176][ T7073] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.087223][ T7073] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.087275][ T7073] bridge_slave_1: entered allmulticast mode [ 67.087677][ T7073] bridge_slave_1: entered promiscuous mode [ 67.101474][ T7073] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.102409][ T7073] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.109384][ T7073] team0: Port device team_slave_0 added [ 67.110133][ T7073] team0: Port device team_slave_1 added [ 67.120479][ T7073] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.120507][ T7073] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 67.120522][ T7073] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.121041][ T7073] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.121048][ T7073] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 67.121062][ T7073] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.141778][ T7073] hsr_slave_0: entered promiscuous mode [ 67.142087][ T7073] hsr_slave_1: entered promiscuous mode [ 67.142265][ T7073] debugfs: 'hsr0' already exists in 'hsr' [ 67.142274][ T7073] Cannot create hsr debugfs directory [ 69.062925][ T6135] Bluetooth: hci0: command tx timeout [ 70.196358][ T15] bridge_slave_1: left allmulticast mode [ 70.197648][ T15] bridge_slave_1: left promiscuous mode [ 70.198740][ T15] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.203479][ T15] bridge_slave_0: left allmulticast mode [ 70.204513][ T15] bridge_slave_0: left promiscuous mode [ 70.205603][ T15] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.330438][ T15] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 70.354651][ T15] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 70.373747][ T15] bond0 (unregistering): Released all slaves [ 70.439968][ T15] hsr_slave_0: left promiscuous mode [ 70.441267][ T15] hsr_slave_1: left promiscuous mode [ 70.442618][ T15] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.444889][ T15] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.446616][ T15] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.448024][ T15] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.453871][ T15] veth1_macvtap: left promiscuous mode [ 70.454884][ T15] veth0_macvtap: left promiscuous mode [ 70.456014][ T15] veth1_vlan: left promiscuous mode [ 70.457285][ T15] veth0_vlan: left promiscuous mode [ 70.565915][ T15] team0 (unregistering): Port device team_slave_1 removed [ 70.572021][ T15] team0 (unregistering): Port device team_slave_0 removed [ 70.855999][ T7073] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.858808][ T7073] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.861482][ T7073] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.866458][ T7073] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.910005][ T7073] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.922065][ T7073] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.927541][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.927581][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.931212][ T41] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.931252][ T41] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.946554][ T7073] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.068115][ T7073] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.091398][ T7073] veth0_vlan: entered promiscuous mode [ 71.095575][ T7073] veth1_vlan: entered promiscuous mode [ 71.102447][ T7073] veth0_macvtap: entered promiscuous mode [ 71.103394][ T7073] veth1_macvtap: entered promiscuous mode [ 71.106155][ T7073] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.107006][ T7073] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.110162][ T41] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.110874][ T41] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.110908][ T41] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.110936][ T41] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.143192][ T6135] Bluetooth: hci0: command tx timeout [ 71.244427][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.246158][ T797] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.247539][ T797] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.249852][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.296183][ T7204] loop0: detected capacity change from 0 to 1024 [ 71.308563][ T7204] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.314077][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 71.316142][ T7073] ------------[ cut here ]------------ [ 71.316150][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.318640][ T7073] Modules linked in: [ 71.319243][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 71.320647][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 71.322117][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.323255][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.324264][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.325216][ T7073] sp : ffff8000a1e87140 [ 71.325788][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f590d8d0 x27: 1fffe0001eb21b1a [ 71.326908][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 71.328060][ T7073] x23: ffff0000f590d8a8 x22: 0000000000000000 x21: dfff800000000000 [ 71.329232][ T7073] x20: ffff0000d8e46068 x19: ffff0000d8e46000 x18: 1fffe00033771c88 [ 71.330389][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 71.331664][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 71.332998][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 71.334375][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 71.335840][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 71.337128][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.338430][ T7073] Call trace: [ 71.338954][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 71.339884][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 71.340732][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 71.341729][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.342591][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 71.343440][ T7073] ext4_dirty_inode+0xd4/0x104 [ 71.344209][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 71.344988][ T7073] iput+0x1cc/0x83c [ 71.345597][ T7073] dentry_unlink_inode+0x384/0x45c [ 71.346300][ T7073] __dentry_kill+0x170/0x594 [ 71.346996][ T7073] shrink_kill+0xd4/0x2cc [ 71.347679][ T7073] shrink_dentry_list+0x31c/0x6cc [ 71.348514][ T7073] shrink_dcache_parent+0xac/0x27c [ 71.349379][ T7073] do_one_tree+0x2c/0xf0 [ 71.350051][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 71.350892][ T7073] generic_shutdown_super+0x68/0x2b8 [ 71.351716][ T7073] kill_block_super+0x44/0x90 [ 71.352512][ T7073] ext4_kill_sb+0x68/0xa4 [ 71.353255][ T7073] deactivate_locked_super+0xc4/0x12c [ 71.354186][ T7073] deactivate_super+0xe0/0x100 [ 71.354993][ T7073] cleanup_mnt+0x31c/0x3ac [ 71.355733][ T7073] __cleanup_mnt+0x20/0x30 [ 71.356457][ T7073] task_work_run+0x1dc/0x260 [ 71.357190][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 71.357988][ T7073] el0_svc+0x170/0x254 [ 71.358629][ T7073] el0t_64_sync_handler+0x84/0x12c [ 71.359369][ T7073] el0t_64_sync+0x198/0x19c [ 71.360124][ T7073] irq event stamp: 161520 [ 71.360872][ T7073] hardirqs last enabled at (161519): [] finish_lock_switch+0xb0/0x1c0 [ 71.362482][ T7073] hardirqs last disabled at (161520): [] el1_brk64+0x20/0x54 [ 71.363792][ T7073] softirqs last enabled at (161510): [] local_bh_enable+0x10/0x34 [ 71.365217][ T7073] softirqs last disabled at (161508): [] local_bh_disable+0x10/0x34 [ 71.366711][ T7073] ---[ end trace 0000000000000000 ]--- [ 71.368813][ T7073] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2848: Unable to expand inode 12. Delete some EAs or run e2fsck. [ 71.375057][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.394129][ T7209] loop0: detected capacity change from 0 to 1024 [ 71.411689][ T7209] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.418456][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 71.420432][ T7073] ------------[ cut here ]------------ [ 71.420439][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.422857][ T7073] Modules linked in: [ 71.423424][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.425205][ T7073] Tainted: [W]=WARN [ 71.425874][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 71.427505][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.428896][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.429979][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.431065][ T7073] sp : ffff8000a1e87140 [ 71.431775][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e265c5b0 x27: 1fffe0001c4cb8b6 [ 71.433188][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 71.434497][ T7073] x23: ffff0000e265c588 x22: 0000000000000000 x21: dfff800000000000 [ 71.435655][ T7073] x20: ffff0000d485a068 x19: ffff0000d485a000 x18: 1fffe00033776488 [ 71.436959][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 71.438213][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 71.439478][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 71.440722][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 71.441973][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 71.443269][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.444612][ T7073] Call trace: [ 71.445169][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 71.446183][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 71.447026][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 71.447968][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.448770][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 71.449648][ T7073] ext4_dirty_inode+0xd4/0x104 [ 71.450366][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 71.451143][ T7073] iput+0x1cc/0x83c [ 71.451734][ T7073] dentry_unlink_inode+0x384/0x45c [ 71.452486][ T7073] __dentry_kill+0x170/0x594 [ 71.453253][ T7073] shrink_kill+0xd4/0x2cc [ 71.453933][ T7073] shrink_dentry_list+0x31c/0x6cc [ 71.454724][ T7073] shrink_dcache_parent+0xac/0x27c [ 71.455539][ T7073] do_one_tree+0x2c/0xf0 [ 71.456186][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 71.457114][ T7073] generic_shutdown_super+0x68/0x2b8 [ 71.457984][ T7073] kill_block_super+0x44/0x90 [ 71.458697][ T7073] ext4_kill_sb+0x68/0xa4 [ 71.459347][ T7073] deactivate_locked_super+0xc4/0x12c [ 71.460133][ T7073] deactivate_super+0xe0/0x100 [ 71.460865][ T7073] cleanup_mnt+0x31c/0x3ac [ 71.461554][ T7073] __cleanup_mnt+0x20/0x30 [ 71.462240][ T7073] task_work_run+0x1dc/0x260 [ 71.463017][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 71.463898][ T7073] el0_svc+0x170/0x254 [ 71.464534][ T7073] el0t_64_sync_handler+0x84/0x12c [ 71.465355][ T7073] el0t_64_sync+0x198/0x19c [ 71.466021][ T7073] irq event stamp: 168660 [ 71.466661][ T7073] hardirqs last enabled at (168659): [] finish_lock_switch+0xb0/0x1c0 [ 71.468071][ T7073] hardirqs last disabled at (168660): [] el1_brk64+0x20/0x54 [ 71.469317][ T7073] softirqs last enabled at (168650): [] local_bh_enable+0x10/0x34 [ 71.470640][ T7073] softirqs last disabled at (168648): [] local_bh_disable+0x10/0x34 [ 71.471906][ T7073] ---[ end trace 0000000000000000 ]--- [ 71.478188][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.495004][ T7214] loop0: detected capacity change from 0 to 1024 [ 71.517965][ T7214] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.524033][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 71.525929][ T7073] ------------[ cut here ]------------ [ 71.525936][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.528299][ T7073] Modules linked in: [ 71.528887][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.530610][ T7073] Tainted: [W]=WARN [ 71.531193][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 71.532779][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.533995][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.535002][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.535984][ T7073] sp : ffff8000a1e87140 [ 71.536591][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e265ebf0 x27: 1fffe0001c4cbd7e [ 71.537915][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 71.539300][ T7073] x23: ffff0000e265ebc8 x22: 0000000000000000 x21: dfff800000000000 [ 71.540695][ T7073] x20: ffff0000d0cea068 x19: ffff0000d0cea000 x18: 1fffe00033776488 [ 71.542161][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 71.543533][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 71.544827][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 71.546218][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 71.547535][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 71.548803][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.550189][ T7073] Call trace: [ 71.550669][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 71.551782][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 71.552727][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 71.553741][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.554659][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 71.555522][ T7073] ext4_dirty_inode+0xd4/0x104 [ 71.556317][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 71.557133][ T7073] iput+0x1cc/0x83c [ 71.557705][ T7073] dentry_unlink_inode+0x384/0x45c [ 71.558484][ T7073] __dentry_kill+0x170/0x594 [ 71.559237][ T7073] shrink_kill+0xd4/0x2cc [ 71.560002][ T7073] shrink_dentry_list+0x31c/0x6cc [ 71.560868][ T7073] shrink_dcache_parent+0xac/0x27c [ 71.561780][ T7073] do_one_tree+0x2c/0xf0 [ 71.562560][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 71.563471][ T7073] generic_shutdown_super+0x68/0x2b8 [ 71.564261][ T7073] kill_block_super+0x44/0x90 [ 71.565033][ T7073] ext4_kill_sb+0x68/0xa4 [ 71.565754][ T7073] deactivate_locked_super+0xc4/0x12c [ 71.566627][ T7073] deactivate_super+0xe0/0x100 [ 71.567475][ T7073] cleanup_mnt+0x31c/0x3ac [ 71.568222][ T7073] __cleanup_mnt+0x20/0x30 [ 71.568977][ T7073] task_work_run+0x1dc/0x260 [ 71.569760][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 71.570654][ T7073] el0_svc+0x170/0x254 [ 71.571300][ T7073] el0t_64_sync_handler+0x84/0x12c [ 71.572195][ T7073] el0t_64_sync+0x198/0x19c [ 71.572958][ T7073] irq event stamp: 174776 [ 71.573654][ T7073] hardirqs last enabled at (174775): [] finish_lock_switch+0xb0/0x1c0 [ 71.575202][ T7073] hardirqs last disabled at (174776): [] el1_brk64+0x20/0x54 [ 71.576489][ T7073] softirqs last enabled at (174766): [] local_bh_enable+0x10/0x34 [ 71.577926][ T7073] softirqs last disabled at (174764): [] local_bh_disable+0x10/0x34 [ 71.579330][ T7073] ---[ end trace 0000000000000000 ]--- [ 71.584500][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.599642][ T7218] loop0: detected capacity change from 0 to 1024 [ 71.620262][ T7218] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 71.624683][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 71.624773][ T7073] ------------[ cut here ]------------ [ 71.624777][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.629151][ T7073] Modules linked in: [ 71.629687][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.631470][ T7073] Tainted: [W]=WARN [ 71.632071][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 71.633757][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.635045][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.636131][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.637180][ T7073] sp : ffff8000a1e87140 [ 71.637826][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a13290 x27: 1fffe0001eb42652 [ 71.639078][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 71.640273][ T7073] x23: ffff0000f5a13268 x22: 0000000000000000 x21: dfff800000000000 [ 71.641421][ T7073] x20: ffff0000cc4e0068 x19: ffff0000cc4e0000 x18: 1fffe00033771c88 [ 71.642709][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 71.643915][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 71.645232][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 71.646548][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 71.647801][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 71.648974][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.650101][ T7073] Call trace: [ 71.650495][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 71.651470][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 71.652250][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 71.653144][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.654049][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 71.654895][ T7073] ext4_dirty_inode+0xd4/0x104 [ 71.655695][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 71.656522][ T7073] iput+0x1cc/0x83c [ 71.657094][ T7073] dentry_unlink_inode+0x384/0x45c [ 71.657913][ T7073] __dentry_kill+0x170/0x594 [ 71.658699][ T7073] shrink_kill+0xd4/0x2cc [ 71.659438][ T7073] shrink_dentry_list+0x31c/0x6cc [ 71.660295][ T7073] shrink_dcache_parent+0xac/0x27c [ 71.661119][ T7073] do_one_tree+0x2c/0xf0 [ 71.661772][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 71.662635][ T7073] generic_shutdown_super+0x68/0x2b8 [ 71.663532][ T7073] kill_block_super+0x44/0x90 [ 71.664324][ T7073] ext4_kill_sb+0x68/0xa4 [ 71.665095][ T7073] deactivate_locked_super+0xc4/0x12c [ 71.666052][ T7073] deactivate_super+0xe0/0x100 [ 71.666865][ T7073] cleanup_mnt+0x31c/0x3ac [ 71.667598][ T7073] __cleanup_mnt+0x20/0x30 [ 71.668311][ T7073] task_work_run+0x1dc/0x260 [ 71.669066][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 71.669890][ T7073] el0_svc+0x170/0x254 [ 71.670558][ T7073] el0t_64_sync_handler+0x84/0x12c [ 71.671439][ T7073] el0t_64_sync+0x198/0x19c [ 71.672178][ T7073] irq event stamp: 181116 [ 71.672969][ T7073] hardirqs last enabled at (181115): [] irqentry_exit+0xd8/0x108 [ 71.674372][ T7073] hardirqs last disabled at (181116): [] el1_brk64+0x20/0x54 [ 71.675787][ T7073] softirqs last enabled at (181108): [] local_bh_enable+0x10/0x34 [ 71.677276][ T7073] softirqs last disabled at (181106): [] local_bh_disable+0x10/0x34 [ 71.678611][ T7073] ---[ end trace 0000000000000000 ]--- [ 71.682668][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.697869][ T7222] loop0: detected capacity change from 0 to 1024 [ 71.734342][ T7222] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 71.738438][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 71.740546][ T7073] ------------[ cut here ]------------ [ 71.740553][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.742950][ T7073] Modules linked in: [ 71.743512][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.745186][ T7073] Tainted: [W]=WARN [ 71.745838][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 71.747436][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.748753][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.749791][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.750815][ T7073] sp : ffff8000a1e87140 [ 71.751453][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e26802c0 x27: 1fffe0001c4d0058 [ 71.752791][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 71.754142][ T7073] x23: ffff0000e2680298 x22: 0000000000000000 x21: dfff800000000000 [ 71.755507][ T7073] x20: ffff0000c6ff0068 x19: ffff0000c6ff0000 x18: 1fffe00033776488 [ 71.756886][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 71.758195][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 71.759591][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 71.760983][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 71.762324][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 71.763583][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.764875][ T7073] Call trace: [ 71.765393][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 71.766510][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 71.767421][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 71.768464][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.769415][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 71.770284][ T7073] ext4_dirty_inode+0xd4/0x104 [ 71.771086][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 71.771960][ T7073] iput+0x1cc/0x83c [ 71.772639][ T7073] dentry_unlink_inode+0x384/0x45c [ 71.773558][ T7073] __dentry_kill+0x170/0x594 [ 71.774334][ T7073] shrink_kill+0xd4/0x2cc [ 71.775015][ T7073] shrink_dentry_list+0x31c/0x6cc [ 71.775892][ T7073] shrink_dcache_parent+0xac/0x27c [ 71.776785][ T7073] do_one_tree+0x2c/0xf0 [ 71.777530][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 71.778384][ T7073] generic_shutdown_super+0x68/0x2b8 [ 71.779312][ T7073] kill_block_super+0x44/0x90 [ 71.780054][ T7073] ext4_kill_sb+0x68/0xa4 [ 71.780776][ T7073] deactivate_locked_super+0xc4/0x12c [ 71.781636][ T7073] deactivate_super+0xe0/0x100 [ 71.782345][ T7073] cleanup_mnt+0x31c/0x3ac [ 71.783113][ T7073] __cleanup_mnt+0x20/0x30 [ 71.783874][ T7073] task_work_run+0x1dc/0x260 [ 71.784693][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 71.785629][ T7073] el0_svc+0x170/0x254 [ 71.786292][ T7073] el0t_64_sync_handler+0x84/0x12c [ 71.787158][ T7073] el0t_64_sync+0x198/0x19c [ 71.787832][ T7073] irq event stamp: 187232 [ 71.788508][ T7073] hardirqs last enabled at (187231): [] finish_lock_switch+0xb0/0x1c0 [ 71.789949][ T7073] hardirqs last disabled at (187232): [] el1_brk64+0x20/0x54 [ 71.791303][ T7073] softirqs last enabled at (187222): [] local_bh_enable+0x10/0x34 [ 71.792681][ T7073] softirqs last disabled at (187220): [] local_bh_disable+0x10/0x34 [ 71.794117][ T7073] ---[ end trace 0000000000000000 ]--- [ 71.799618][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.819868][ T7226] loop0: detected capacity change from 0 to 1024 [ 71.825764][ T7226] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 71.830031][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 71.830130][ T7073] ------------[ cut here ]------------ [ 71.830133][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.834847][ T7073] Modules linked in: [ 71.835419][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.836934][ T7073] Tainted: [W]=WARN [ 71.837502][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 71.838917][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.839987][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.841093][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.842112][ T7073] sp : ffff8000a1e87140 [ 71.842777][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2682900 x27: 1fffe0001c4d0520 [ 71.843945][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 71.845178][ T7073] x23: ffff0000e26828d8 x22: 0000000000000000 x21: dfff800000000000 [ 71.846487][ T7073] x20: ffff0000d5b3a068 x19: ffff0000d5b3a000 x18: 1fffe00033771c88 [ 71.847714][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 71.848887][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 71.850143][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 71.851370][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 71.852614][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 71.853942][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.855247][ T7073] Call trace: [ 71.855790][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 71.856876][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 71.857739][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 71.858686][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.859647][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 71.860561][ T7073] ext4_dirty_inode+0xd4/0x104 [ 71.861330][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 71.862156][ T7073] iput+0x1cc/0x83c [ 71.862806][ T7073] dentry_unlink_inode+0x384/0x45c [ 71.863682][ T7073] __dentry_kill+0x170/0x594 [ 71.864357][ T7073] shrink_kill+0xd4/0x2cc [ 71.865041][ T7073] shrink_dentry_list+0x31c/0x6cc [ 71.865870][ T7073] shrink_dcache_parent+0xac/0x27c [ 71.866690][ T7073] do_one_tree+0x2c/0xf0 [ 71.867386][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 71.868280][ T7073] generic_shutdown_super+0x68/0x2b8 [ 71.869112][ T7073] kill_block_super+0x44/0x90 [ 71.869808][ T7073] ext4_kill_sb+0x68/0xa4 [ 71.870531][ T7073] deactivate_locked_super+0xc4/0x12c [ 71.871474][ T7073] deactivate_super+0xe0/0x100 [ 71.872262][ T7073] cleanup_mnt+0x31c/0x3ac [ 71.872990][ T7073] __cleanup_mnt+0x20/0x30 [ 71.873730][ T7073] task_work_run+0x1dc/0x260 [ 71.874425][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 71.875282][ T7073] el0_svc+0x170/0x254 [ 71.875872][ T7073] el0t_64_sync_handler+0x84/0x12c [ 71.876672][ T7073] el0t_64_sync+0x198/0x19c [ 71.877379][ T7073] irq event stamp: 193446 [ 71.878034][ T7073] hardirqs last enabled at (193445): [] irqentry_exit+0xd8/0x108 [ 71.879427][ T7073] hardirqs last disabled at (193446): [] el1_brk64+0x20/0x54 [ 71.880804][ T7073] softirqs last enabled at (193438): [] local_bh_enable+0x10/0x34 [ 71.882290][ T7073] softirqs last disabled at (193436): [] local_bh_disable+0x10/0x34 [ 71.883659][ T7073] ---[ end trace 0000000000000000 ]--- [ 71.886912][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 71.899158][ T7231] loop0: detected capacity change from 0 to 1024 [ 71.918034][ T7231] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 71.922591][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 71.922691][ T7073] ------------[ cut here ]------------ [ 71.922695][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.927426][ T7073] Modules linked in: [ 71.928032][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 71.929775][ T7073] Tainted: [W]=WARN [ 71.930430][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 71.932074][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 71.933324][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.934437][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 71.935492][ T7073] sp : ffff8000a1e87140 [ 71.936150][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2684f40 x27: 1fffe0001c4d09e8 [ 71.937503][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 71.938767][ T7073] x23: ffff0000e2684f18 x22: 0000000000000000 x21: dfff800000000000 [ 71.940040][ T7073] x20: ffff0000c71e2068 x19: ffff0000c71e2000 x18: 0000000000000000 [ 71.941371][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 71.942640][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 71.943895][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 71.945086][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 71.946278][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 71.947513][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 71.948737][ T7073] Call trace: [ 71.949209][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 71.950150][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 71.950999][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 71.951863][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 71.952703][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 71.953460][ T7073] ext4_dirty_inode+0xd4/0x104 [ 71.954188][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 71.954990][ T7073] iput+0x1cc/0x83c [ 71.955605][ T7073] dentry_unlink_inode+0x384/0x45c [ 71.956414][ T7073] __dentry_kill+0x170/0x594 [ 71.957125][ T7073] shrink_kill+0xd4/0x2cc [ 71.957727][ T7073] shrink_dentry_list+0x31c/0x6cc [ 71.958511][ T7073] shrink_dcache_parent+0xac/0x27c [ 71.959315][ T7073] do_one_tree+0x2c/0xf0 [ 71.959936][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 71.960757][ T7073] generic_shutdown_super+0x68/0x2b8 [ 71.961632][ T7073] kill_block_super+0x44/0x90 [ 71.962423][ T7073] ext4_kill_sb+0x68/0xa4 [ 71.963153][ T7073] deactivate_locked_super+0xc4/0x12c [ 71.964095][ T7073] deactivate_super+0xe0/0x100 [ 71.964909][ T7073] cleanup_mnt+0x31c/0x3ac [ 71.965632][ T7073] __cleanup_mnt+0x20/0x30 [ 71.966350][ T7073] task_work_run+0x1dc/0x260 [ 71.967095][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 71.967967][ T7073] el0_svc+0x170/0x254 [ 71.968641][ T7073] el0t_64_sync_handler+0x84/0x12c [ 71.969516][ T7073] el0t_64_sync+0x198/0x19c [ 71.970249][ T7073] irq event stamp: 199212 [ 71.970967][ T7073] hardirqs last enabled at (199211): [] irqentry_exit+0xd8/0x108 [ 71.972511][ T7073] hardirqs last disabled at (199212): [] el1_brk64+0x20/0x54 [ 71.974044][ T7073] softirqs last enabled at (199204): [] local_bh_enable+0x10/0x34 [ 71.975589][ T7073] softirqs last disabled at (199202): [] local_bh_disable+0x10/0x34 [ 71.977208][ T7073] ---[ end trace 0000000000000000 ]--- 1970/01/01 00:01:11 executed programs: 9 [ 71.983345][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.004115][ T7235] loop0: detected capacity change from 0 to 1024 [ 72.019309][ T7235] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 72.023790][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.023884][ T7073] ------------[ cut here ]------------ [ 72.023889][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.028137][ T7073] Modules linked in: [ 72.028755][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.030476][ T7073] Tainted: [W]=WARN [ 72.031113][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.032811][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.034077][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.035152][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.036255][ T7073] sp : ffff8000a1e87140 [ 72.036925][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2687580 x27: 1fffe0001c4d0eb0 [ 72.038270][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.039524][ T7073] x23: ffff0000e2687558 x22: 0000000000000000 x21: dfff800000000000 [ 72.040968][ T7073] x20: ffff0000dbbc8068 x19: ffff0000dbbc8000 x18: 1fffe00033771c88 [ 72.042371][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 72.043761][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.045051][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.046368][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 72.047747][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 72.049172][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.050562][ T7073] Call trace: [ 72.051085][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.052164][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.053087][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.053978][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.054935][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.055788][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.056514][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.057283][ T7073] iput+0x1cc/0x83c [ 72.057856][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.058655][ T7073] __dentry_kill+0x170/0x594 [ 72.059367][ T7073] shrink_kill+0xd4/0x2cc [ 72.060091][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.060978][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.061814][ T7073] do_one_tree+0x2c/0xf0 [ 72.062489][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.063440][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.064367][ T7073] kill_block_super+0x44/0x90 [ 72.065176][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.065888][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.066774][ T7073] deactivate_super+0xe0/0x100 [ 72.067525][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.068191][ T7073] __cleanup_mnt+0x20/0x30 [ 72.068889][ T7073] task_work_run+0x1dc/0x260 [ 72.069655][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.070525][ T7073] el0_svc+0x170/0x254 [ 72.071180][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.072041][ T7073] el0t_64_sync+0x198/0x19c [ 72.072706][ T7073] irq event stamp: 204808 [ 72.073356][ T7073] hardirqs last enabled at (204807): [] irqentry_exit+0xd8/0x108 [ 72.074841][ T7073] hardirqs last disabled at (204808): [] el1_brk64+0x20/0x54 [ 72.076281][ T7073] softirqs last enabled at (204800): [] local_bh_enable+0x10/0x34 [ 72.077747][ T7073] softirqs last disabled at (204798): [] local_bh_disable+0x10/0x34 [ 72.079282][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.085703][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.098314][ T7239] loop0: detected capacity change from 0 to 1024 [ 72.114051][ T7239] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 72.118004][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.118104][ T7073] ------------[ cut here ]------------ [ 72.118108][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.123259][ T7073] Modules linked in: [ 72.123864][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.125584][ T7073] Tainted: [W]=WARN [ 72.126137][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.127584][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.128868][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.130032][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.131105][ T7073] sp : ffff8000a1e87140 [ 72.131786][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a19f70 x27: 1fffe0001eb433ee [ 72.133146][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.134481][ T7073] x23: ffff0000f5a19f48 x22: 0000000000000000 x21: dfff800000000000 [ 72.135699][ T7073] x20: ffff0000db854068 x19: ffff0000db854000 x18: 1fffe00033771c88 [ 72.137014][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 72.138429][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.139725][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.140955][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 72.142198][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 72.143357][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.144704][ T7073] Call trace: [ 72.145205][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.146258][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.147143][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.148118][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.149040][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.149896][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.150654][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.151501][ T7073] iput+0x1cc/0x83c [ 72.152142][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.152960][ T7073] __dentry_kill+0x170/0x594 [ 72.153720][ T7073] shrink_kill+0xd4/0x2cc [ 72.154466][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.155319][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.156141][ T7073] do_one_tree+0x2c/0xf0 [ 72.156809][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.157741][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.158613][ T7073] kill_block_super+0x44/0x90 [ 72.159362][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.160106][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.160994][ T7073] deactivate_super+0xe0/0x100 [ 72.161760][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.162462][ T7073] __cleanup_mnt+0x20/0x30 [ 72.163150][ T7073] task_work_run+0x1dc/0x260 [ 72.163894][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.164825][ T7073] el0_svc+0x170/0x254 [ 72.165492][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.166341][ T7073] el0t_64_sync+0x198/0x19c [ 72.167067][ T7073] irq event stamp: 210386 [ 72.167804][ T7073] hardirqs last enabled at (210385): [] irqentry_exit+0xd8/0x108 [ 72.169367][ T7073] hardirqs last disabled at (210386): [] el1_brk64+0x20/0x54 [ 72.170741][ T7073] softirqs last enabled at (210378): [] local_bh_enable+0x10/0x34 [ 72.172241][ T7073] softirqs last disabled at (210376): [] local_bh_disable+0x10/0x34 [ 72.173651][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.178168][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.196934][ T7243] loop0: detected capacity change from 0 to 1024 [ 72.205076][ T7243] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 72.210059][ T ** replaying previous printk message ** [ 72.210059][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.210327][ T7073] ------------[ cut here ]------------ [ 72.210332][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.215222][ T7073] Modules linked in: [ 72.215867][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.217631][ T7073] Tainted: [W]=WARN [ 72.218262][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.219969][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.221293][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.222384][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.223441][ T7073] sp : ffff8000a1e87140 [ 72.224115][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a1c5b0 x27: 1fffe0001eb438b6 [ 72.225423][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.226790][ T7073] x23: ffff0000f5a1c588 x22: 0000000000000000 x21: dfff800000000000 [ 72.228048][ T7073] x20: ffff0000c86da068 x19: ffff0000c86da000 x18: 1fffe00033771c88 [ 72.229298][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 72.230473][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.231696][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.232989][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 72.234219][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 72.235499][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.236837][ T7073] Call trace: [ 72.237328][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.238311][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.239085][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.240020][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.240980][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.241824][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.242621][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.243485][ T7073] iput+0x1cc/0x83c [ 72.244105][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.244886][ T7073] __dentry_kill+0x170/0x594 [ 72.245568][ T7073] shrink_kill+0xd4/0x2cc [ 72.246256][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.247060][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.247937][ T7073] do_one_tree+0x2c/0xf0 [ 72.248583][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.249464][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.250370][ T7073] kill_block_super+0x44/0x90 [ 72.251127][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.251831][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.252676][ T7073] deactivate_super+0xe0/0x100 [ 72.253379][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.254062][ T7073] __cleanup_mnt+0x20/0x30 [ 72.254710][ T7073] task_work_run+0x1dc/0x260 [ 72.255352][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.256205][ T7073] el0_svc+0x170/0x254 [ 72.256944][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.257786][ T7073] el0t_64_sync+0x198/0x19c [ 72.258533][ T7073] irq event stamp: 216286 [ 72.259201][ T7073] hardirqs last enabled at (216285): [] finish_lock_switch+0xb0/0x1c0 [ 72.260761][ T7073] hardirqs last disabled at (216286): [] el1_brk64+0x20/0x54 [ 72.262146][ T7073] softirqs last enabled at (216276): [] local_bh_enable+0x10/0x34 [ 72.263496][ T7073] softirqs last disabled at (216274): [] local_bh_disable+0x10/0x34 [ 72.264837][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.269946][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.281316][ T7247] loop0: detected capacity change from 0 to 1024 [ 72.300724][ T7247] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 72.306590][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.306687][ T7073] ------------[ cut here ]------------ [ 72.306691][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.311368][ T7073] Modules linked in: [ 72.311951][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.313560][ T7073] Tainted: [W]=WARN [ 72.314200][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.315730][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.317104][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.318093][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.319043][ T7073] sp : ffff8000a1e87140 [ 72.319646][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a1ebf0 x27: 1fffe0001eb43d7e [ 72.320777][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.321995][ T7073] x23: ffff0000f5a1ebc8 x22: 0000000000000000 x21: dfff800000000000 [ 72.323233][ T7073] x20: ffff0000ca9b2068 x19: ffff0000ca9b2000 x18: 1fffe00033771c88 [ 72.324528][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 72.325791][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.327129][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.328420][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 72.329624][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 72.330843][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.332186][ T7073] Call trace: [ 72.332736][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.333827][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.334680][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.335613][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.336473][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.337286][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.338051][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.338803][ T7073] iput+0x1cc/0x83c [ 72.339378][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.340152][ T7073] __dentry_kill+0x170/0x594 [ 72.340823][ T7073] shrink_kill+0xd4/0x2cc [ 72.341502][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.342299][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.343089][ T7073] do_one_tree+0x2c/0xf0 [ 72.343724][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.344520][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.345274][ T7073] kill_block_super+0x44/0x90 [ 72.345964][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.346578][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.347367][ T7073] deactivate_super+0xe0/0x100 [ 72.348160][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.348875][ T7073] __cleanup_mnt+0x20/0x30 [ 72.349541][ T7073] task_work_run+0x1dc/0x260 [ 72.350220][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.351000][ T7073] el0_svc+0x170/0x254 [ 72.351618][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.352379][ T7073] el0t_64_sync+0x198/0x19c [ 72.353047][ T7073] irq event stamp: 221846 [ 72.353718][ T7073] hardirqs last enabled at (221845): [] irqentry_exit+0xd8/0x108 [ 72.355126][ T7073] hardirqs last disabled at (221846): [] el1_brk64+0x20/0x54 [ 72.356568][ T7073] softirqs last enabled at (221838): [] local_bh_enable+0x10/0x34 [ 72.358066][ T7073] softirqs last disabled at (221836): [] local_bh_disable+0x10/0x34 [ 72.359587][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.364362][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.378796][ T7251] loop0: detected capacity change from 0 to 1024 [ 72.387086][ T7251] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 72.402606][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.402707][ T7073] ------------[ cut here ]------------ [ 72.402711][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.407725][ T7073] Modules linked in: [ 72.408407][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.410120][ T7073] Tainted: [W]=WARN [ 72.410667][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.412264][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.413571][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.414575][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.415626][ T7073] sp : ffff8000a1e87140 [ 72.416280][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e26502c0 x27: 1fffe0001c4ca058 [ 72.417522][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.418737][ T7073] x23: ffff0000e2650298 x22: 0000000000000000 x21: dfff800000000000 [ 72.419987][ T7073] x20: ffff0000c5d36068 x19: ffff0000c5d36000 x18: 1fffe00033771c88 [ 72.421222][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 72.422510][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.423800][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.425065][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 72.426294][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 72.427640][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.428927][ T7073] Call trace: [ 72.429432][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.430484][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.431362][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.432247][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.433126][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.433971][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.434711][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.435535][ T7073] iput+0x1cc/0x83c [ 72.436159][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.436964][ T7073] __dentry_kill+0x170/0x594 [ 72.437713][ T7073] shrink_kill+0xd4/0x2cc [ 72.438450][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.439347][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.440186][ T7073] do_one_tree+0x2c/0xf0 [ 72.440866][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.441749][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.442536][ T7073] kill_block_super+0x44/0x90 [ 72.443248][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.443906][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.444767][ T7073] deactivate_super+0xe0/0x100 [ 72.445478][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.446203][ T7073] __cleanup_mnt+0x20/0x30 [ 72.446876][ T7073] task_work_run+0x1dc/0x260 [ 72.447563][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.448374][ T7073] el0_svc+0x170/0x254 [ 72.449006][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.449810][ T7073] el0t_64_sync+0x198/0x19c [ 72.450516][ T7073] irq event stamp: 228310 [ 72.451212][ T7073] hardirqs last enabled at (228309): [] irqentry_exit+0xd8/0x108 [ 72.452737][ T7073] hardirqs last disabled at (228310): [] el1_brk64+0x20/0x54 [ 72.454139][ T7073] softirqs last enabled at (228302): [] local_bh_enable+0x10/0x34 [ 72.455630][ T7073] softirqs last disabled at (228300): [] local_bh_disable+0x10/0x34 [ 72.457170][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.461807][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.474085][ T7255] loop0: detected capacity change from 0 to 1024 [ 72.484570][ T7255] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 72.494572][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.494670][ T7073] ------------[ cut here ]------------ [ 72.494676][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.498974][ T7073] Modules linked in: [ 72.499646][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.501418][ T7073] Tainted: [W]=WARN [ 72.502015][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.503636][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.504924][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.505969][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.507035][ T7073] sp : ffff8000a1e87140 [ 72.507670][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a22900 x27: 1fffe0001eb44520 [ 72.509004][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.510360][ T7073] x23: ffff0000f5a228d8 x22: 0000000000000000 x21: dfff800000000000 [ 72.511715][ T7073] x20: ffff0000da6fe068 x19: ffff0000da6fe000 x18: 1fffe00033776488 [ 72.513012][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 72.514244][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.515559][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.516870][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 72.518068][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 72.519298][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.520542][ T7073] Call trace: [ 72.521074][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.522081][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.522954][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.523813][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.524699][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.525580][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.526440][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.527202][ T7073] iput+0x1cc/0x83c [ 72.527784][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.528579][ T7073] __dentry_kill+0x170/0x594 [ 72.529281][ T7073] shrink_kill+0xd4/0x2cc [ 72.529968][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.530725][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.531545][ T7073] do_one_tree+0x2c/0xf0 [ 72.532270][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.533151][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.534036][ T7073] kill_block_super+0x44/0x90 [ 72.534776][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.535464][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.536405][ T7073] deactivate_super+0xe0/0x100 [ 72.537224][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.537984][ T7073] __cleanup_mnt+0x20/0x30 [ 72.538772][ T7073] task_work_run+0x1dc/0x260 [ 72.539543][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.540415][ T7073] el0_svc+0x170/0x254 [ 72.541125][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.542031][ T7073] el0t_64_sync+0x198/0x19c [ 72.542802][ T7073] irq event stamp: 234630 [ 72.543553][ T7073] hardirqs last enabled at (234629): [] irqentry_exit+0xd8/0x108 [ 72.545076][ T7073] hardirqs last disabled at (234630): [] el1_brk64+0x20/0x54 [ 72.546477][ T7073] softirqs last enabled at (234622): [] local_bh_enable+0x10/0x34 [ 72.547945][ T7073] softirqs last disabled at (234620): [] local_bh_disable+0x10/0x34 [ 72.549394][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.554061][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.569285][ T7259] loop0: detected capacity change from 0 to 1024 [ 72.576596][ T7259] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 7 ** replaying previous printk message ** [ 72.579943][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.580108][ T7073] ------------[ cut here ]------------ [ 72.580118][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.585254][ T7073] Modules linked in: [ 72.585881][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.587614][ T7073] Tainted: [W]=WARN [ 72.588218][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.589790][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.590995][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.592106][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.593164][ T7073] sp : ffff8000a1e87140 [ 72.593886][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2652900 x27: 1fffe0001c4ca520 [ 72.595204][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.596500][ T7073] x23: ffff0000e26528d8 x22: 0000000000000000 x21: dfff800000000000 [ 72.597708][ T7073] x20: ffff0000ccb0e068 x19: ffff0000ccb0e000 x18: 1fffe00033776488 [ 72.598885][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 72.600063][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.601274][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.602447][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 72.603687][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 72.604881][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.606075][ T7073] Call trace: [ 72.606569][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.607596][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.608395][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.609246][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.610096][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.610912][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.611624][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.612443][ T7073] iput+0x1cc/0x83c [ 72.613036][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.613815][ T7073] __dentry_kill+0x170/0x594 [ 72.614524][ T7073] shrink_kill+0xd4/0x2cc [ 72.615186][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.615936][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.616708][ T7073] do_one_tree+0x2c/0xf0 [ 72.617356][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.618224][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.619012][ T7073] kill_block_super+0x44/0x90 [ 72.619706][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.620371][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.621185][ T7073] deactivate_super+0xe0/0x100 [ 72.621914][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.622618][ T7073] __cleanup_mnt+0x20/0x30 [ 72.623293][ T7073] task_work_run+0x1dc/0x260 [ 72.623990][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.624778][ T7073] el0_svc+0x170/0x254 [ 72.625418][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.626183][ T7073] el0t_64_sync+0x198/0x19c [ 72.626813][ T7073] irq event stamp: 242210 [ 72.627508][ T7073] hardirqs last enabled at (242209): [] irqentry_exit+0xd8/0x108 [ 72.628884][ T7073] hardirqs last disabled at (242210): [] el1_brk64+0x20/0x54 [ 72.630139][ T7073] softirqs last enabled at (242196): [] local_bh_enable+0x10/0x34 [ 72.631435][ T7073] softirqs last disabled at (242194): [] local_bh_disable+0x10/0x34 [ 72.632731][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.636941][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.650740][ T7263] loop0: detected capacity change from 0 to 1024 [ 72.666235][ T7263] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 72.670312][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.670405][ T7073] ------------[ cut here ]------------ [ 72.670409][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.675071][ T7073] Modules linked in: [ 72.675683][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.677212][ T7073] Tainted: [W]=WARN [ 72.677774][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.679400][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.680617][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.681568][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.682545][ T7073] sp : ffff8000a1e87140 [ 72.683176][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2654f40 x27: 1fffe0001c4ca9e8 [ 72.684471][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.685753][ T7073] x23: ffff0000e2654f18 x22: 0000000000000000 x21: dfff800000000000 [ 72.686987][ T7073] x20: ffff0000d26d8068 x19: ffff0000d26d8000 x18: 1fffe00033776488 [ 72.688157][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 72.689340][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.690560][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.691969][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 72.693328][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 72.694722][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.696017][ T7073] Call trace: [ 72.696554][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.697695][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.698613][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.699657][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.700608][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.701439][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.702197][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.702949][ T7073] iput+0x1cc/0x83c [ 72.703514][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.704283][ T7073] __dentry_kill+0x170/0x594 [ 72.704959][ T7073] shrink_kill+0xd4/0x2cc [ 72.705599][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.706406][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.707206][ T7073] do_one_tree+0x2c/0xf0 [ 72.707862][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.708743][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.709559][ T7073] kill_block_super+0x44/0x90 [ 72.710320][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.710988][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.711931][ T7073] deactivate_super+0xe0/0x100 [ 72.712716][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.713452][ T7073] __cleanup_mnt+0x20/0x30 [ 72.714148][ T7073] task_work_run+0x1dc/0x260 [ 72.714865][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.715788][ T7073] el0_svc+0x170/0x254 [ 72.716433][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.717205][ T7073] el0t_64_sync+0x198/0x19c [ 72.717913][ T7073] irq event stamp: 247704 [ 72.718592][ T7073] hardirqs last enabled at (247703): [] irqentry_exit+0xd8/0x108 [ 72.720077][ T7073] hardirqs last disabled at (247704): [] el1_brk64+0x20/0x54 [ 72.721493][ T7073] softirqs last enabled at (247696): [] local_bh_enable+0x10/0x34 [ 72.723006][ T7073] softirqs last disabled at (247694): [] local_bh_disable+0x10/0x34 [ 72.724432][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.729244][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.749605][ T7269] loop0: detected capacity change from 0 to 1024 [ 72.757090][ T7269] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 72.762764][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.765543][ T7073] ------------[ cut here ]------------ [ 72.765551][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.767942][ T7073] Modules linked in: [ 72.768564][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.770330][ T7073] Tainted: [W]=WARN [ 72.770951][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.772625][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.773929][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.774948][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.776017][ T7073] sp : ffff8000a1e87140 [ 72.776637][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2657580 x27: 1fffe0001c4caeb0 [ 72.777872][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.779210][ T7073] x23: ffff0000e2657558 x22: 0000000000000000 x21: dfff800000000000 [ 72.780533][ T7073] x20: ffff0000f0638068 x19: ffff0000f0638000 x18: 1fffe00033776488 [ 72.781831][ T7073] x17: ffff80008f85e000 x16: ffff80008b065ce0 x15: 0000000000000001 [ 72.783160][ T7073] x14: 1fffe000192cbcb8 x13: 0000000000000000 x12: 0000000000000000 [ 72.784444][ T7073] x11: ffff6000192cbcb9 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.785854][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 72.787224][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800080485e24 [ 72.788615][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.790058][ T7073] Call trace: [ 72.790589][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.791635][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.792494][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.793434][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.794374][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.795263][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.796116][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.797008][ T7073] iput+0x1cc/0x83c [ 72.797630][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.798473][ T7073] __dentry_kill+0x170/0x594 [ 72.799238][ T7073] shrink_kill+0xd4/0x2cc [ 72.799926][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.800794][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.801674][ T7073] do_one_tree+0x2c/0xf0 [ 72.802400][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.803319][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.804156][ T7073] kill_block_super+0x44/0x90 [ 72.804947][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.805678][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.806607][ T7073] deactivate_super+0xe0/0x100 [ 72.807322][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.807995][ T7073] __cleanup_mnt+0x20/0x30 [ 72.808779][ T7073] task_work_run+0x1dc/0x260 [ 72.809580][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.810432][ T7073] el0_svc+0x170/0x254 [ 72.811089][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.811913][ T7073] el0t_64_sync+0x198/0x19c [ 72.812681][ T7073] irq event stamp: 254912 [ 72.813370][ T7073] hardirqs last enabled at (254911): [] finish_lock_switch+0xb0/0x1c0 [ 72.814788][ T7073] hardirqs last disabled at (254912): [] el1_brk64+0x20/0x54 [ 72.816170][ T7073] softirqs last enabled at (254902): [] local_bh_enable+0x10/0x34 [ 72.817597][ T7073] softirqs last disabled at (254900): [] local_bh_disable+0x10/0x34 [ 72.819149][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.823581][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.836126][ T7273] loop0: detected capacity change from 0 to 1024 [ 72.860440][ T7273] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 72.866094][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.868003][ T7073] ------------[ cut here ]------------ [ 72.868009][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.870354][ T7073] Modules linked in: [ 72.870908][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.872645][ T7073] Tainted: [W]=WARN [ 72.873332][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.874892][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.876202][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.877242][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.878189][ T7073] sp : ffff8000a1e87140 [ 72.878816][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a24f40 x27: 1fffe0001eb449e8 [ 72.880045][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.881340][ T7073] x23: ffff0000f5a24f18 x22: 0000000000000000 x21: dfff800000000000 [ 72.882687][ T7073] x20: ffff0000d3aa4068 x19: ffff0000d3aa4000 x18: 1fffe00033776488 [ 72.883947][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 72.885091][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.886249][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.887558][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 72.888911][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 72.890148][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.891459][ T7073] Call trace: [ 72.891959][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.893067][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.893878][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.894779][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.895611][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.896391][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.897081][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.897848][ T7073] iput+0x1cc/0x83c [ 72.898380][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.899101][ T7073] __dentry_kill+0x170/0x594 [ 72.899762][ T7073] shrink_kill+0xd4/0x2cc [ 72.900370][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.901076][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.901787][ T7073] do_one_tree+0x2c/0xf0 [ 72.902397][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.903180][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.903935][ T7073] kill_block_super+0x44/0x90 [ 72.904588][ T7073] ext4_kill_sb+0x68/0xa4 [ 72.905236][ T7073] deactivate_locked_super+0xc4/0x12c [ 72.905985][ T7073] deactivate_super+0xe0/0x100 [ 72.906660][ T7073] cleanup_mnt+0x31c/0x3ac [ 72.907328][ T7073] __cleanup_mnt+0x20/0x30 [ 72.908091][ T7073] task_work_run+0x1dc/0x260 [ 72.908851][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 72.909761][ T7073] el0_svc+0x170/0x254 [ 72.910464][ T7073] el0t_64_sync_handler+0x84/0x12c [ 72.911350][ T7073] el0t_64_sync+0x198/0x19c [ 72.912079][ T7073] irq event stamp: 260486 [ 72.912750][ T7073] hardirqs last enabled at (260485): [] finish_lock_switch+0xb0/0x1c0 [ 72.914314][ T7073] hardirqs last disabled at (260486): [] el1_brk64+0x20/0x54 [ 72.915794][ T7073] softirqs last enabled at (260476): [] local_bh_enable+0x10/0x34 [ 72.917315][ T7073] softirqs last disabled at (260474): [] local_bh_disable+0x10/0x34 [ 72.918837][ T7073] ---[ end trace 0000000000000000 ]--- [ 72.926179][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 72.939781][ T7277] loop0: detected capacity change from 0 to 1024 [ 72.946089][ T7277] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 72.961730][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 72.961830][ T7073] ------------[ cut here ]------------ [ 72.961834][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.966359][ T7073] Modules linked in: [ 72.966974][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 72.968539][ T7073] Tainted: [W]=WARN [ 72.969075][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 72.970669][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 72.971856][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.972872][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 72.973872][ T7073] sp : ffff8000a1e87140 [ 72.974449][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a27580 x27: 1fffe0001eb44eb0 [ 72.975646][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 72.976846][ T7073] x23: ffff0000f5a27558 x22: 0000000000000000 x21: dfff800000000000 [ 72.978022][ T7073] x20: ffff0000da61e068 x19: ffff0000da61e000 x18: 1fffe00033771c88 [ 72.979181][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 72.980361][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 72.981569][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 72.982749][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 72.983951][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 72.985125][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 72.986270][ T7073] Call trace: [ 72.986740][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 72.987689][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 72.988481][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 72.989311][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 72.990165][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 72.991019][ T7073] ext4_dirty_inode+0xd4/0x104 [ 72.991691][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 72.992573][ T7073] iput+0x1cc/0x83c [ 72.993235][ T7073] dentry_unlink_inode+0x384/0x45c [ 72.994106][ T7073] __dentry_kill+0x170/0x594 [ 72.994866][ T7073] shrink_kill+0xd4/0x2cc [ 72.995608][ T7073] shrink_dentry_list+0x31c/0x6cc [ 72.996460][ T7073] shrink_dcache_parent+0xac/0x27c [ 72.997269][ T7073] do_one_tree+0x2c/0xf0 [ 72.997964][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 72.998846][ T7073] generic_shutdown_super+0x68/0x2b8 [ 72.999706][ T7073] kill_block_super+0x44/0x90 [ 73.000413][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.001109][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.001999][ T7073] deactivate_super+0xe0/0x100 [ 73.002768][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.003510][ T7073] __cleanup_mnt+0x20/0x30 [ 73.004221][ T7073] task_work_run+0x1dc/0x260 [ 73.005013][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.005962][ T7073] el0_svc+0x170/0x254 [ 73.006658][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.007478][ T7073] el0t_64_sync+0x198/0x19c [ 73.008262][ T7073] irq event stamp: 266068 [ 73.008961][ T7073] hardirqs last enabled at (266067): [] irqentry_exit+0xd8/0x108 [ 73.010489][ T7073] hardirqs last disabled at (266068): [] el1_brk64+0x20/0x54 [ 73.011939][ T7073] softirqs last enabled at (266060): [] local_bh_enable+0x10/0x34 [ 73.013439][ T7073] softirqs last disabled at (266058): [] local_bh_disable+0x10/0x34 [ 73.014922][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.019709][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.030311][ T7281] loop0: detected capacity change from 0 to 1024 [ 73.045400][ T7281] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.0 ** replaying previous printk message ** [ 73.052083][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.052195][ T7073] ------------[ cut here ]------------ [ 73.052199][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.057026][ T7073] Modules linked in: [ 73.057637][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.059270][ T7073] Tainted: [W]=WARN [ 73.059886][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.061425][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.062653][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.063589][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.064564][ T7073] sp : ffff8000a1e87140 [ 73.065205][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5929f70 x27: 1fffe0001eb253ee [ 73.066440][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.067703][ T7073] x23: ffff0000f5929f48 x22: 0000000000000000 x21: dfff800000000000 [ 73.068906][ T7073] x20: ffff0000c9e06068 x19: ffff0000c9e06000 x18: 0000000000000000 [ 73.070056][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 73.071252][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.072407][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.073671][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 73.074911][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 73.076043][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.077156][ T7073] Call trace: [ 73.077618][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.078563][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.079334][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.080223][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.081036][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.081876][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.082627][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.083406][ T7073] iput+0x1cc/0x83c [ 73.083962][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.084667][ T7073] __dentry_kill+0x170/0x594 [ 73.085326][ T7073] shrink_kill+0xd4/0x2cc [ 73.085919][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.086633][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.087348][ T7073] do_one_tree+0x2c/0xf0 [ 73.087970][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.088751][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.089514][ T7073] kill_block_super+0x44/0x90 [ 73.090207][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.090818][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.091547][ T7073] deactivate_super+0xe0/0x100 [ 73.092244][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.092937][ T7073] __cleanup_mnt+0x20/0x30 [ 73.093598][ T7073] task_work_run+0x1dc/0x260 [ 73.094326][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.095141][ T7073] el0_svc+0x170/0x254 [ 73.095783][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.096612][ T7073] el0t_64_sync+0x198/0x19c [ 73.097291][ T7073] irq event stamp: 271516 [ 73.097906][ T7073] hardirqs last enabled at (271515): [] irqentry_exit+0xd8/0x108 [ 73.099275][ T7073] hardirqs last disabled at (271516): [] el1_brk64+0x20/0x54 [ 73.100538][ T7073] softirqs last enabled at (271508): [] local_bh_enable+0x10/0x34 [ 73.101859][ T7073] softirqs last disabled at (271506): [] local_bh_disable+0x10/0x34 [ 73.103145][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.107449][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.127979][ T7285] loop0: detected capacity change from 0 to 1024 [ 73.135823][ T7285] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.142355][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.145568][ T7073] ------------[ cut here ]------------ [ 73.145577][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.147971][ T7073] Modules linked in: [ 73.148619][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.150335][ T7073] Tainted: [W]=WARN [ 73.150946][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.152540][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.153726][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.154744][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.155804][ T7073] sp : ffff8000a1e87140 [ 73.156503][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5920c50 x27: 1fffe0001eb2418a [ 73.157748][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.158995][ T7073] x23: ffff0000f5920c28 x22: 0000000000000000 x21: dfff800000000000 [ 73.160333][ T7073] x20: ffff0000cd252068 x19: ffff0000cd252000 x18: 1fffe00033776488 [ 73.161624][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 73.162960][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.164228][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.165588][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 73.166840][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 73.168089][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.169421][ T7073] Call trace: [ 73.169927][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.170930][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.171769][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.172707][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.173572][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.174445][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.175224][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.176023][ T7073] iput+0x1cc/0x83c [ 73.176608][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.177369][ T7073] __dentry_kill+0x170/0x594 [ 73.178049][ T7073] shrink_kill+0xd4/0x2cc [ 73.178718][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.179491][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.180275][ T7073] do_one_tree+0x2c/0xf0 [ 73.180916][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.181768][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.182647][ T7073] kill_block_super+0x44/0x90 [ 73.183389][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.184047][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.184915][ T7073] deactivate_super+0xe0/0x100 [ 73.185694][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.186409][ T7073] __cleanup_mnt+0x20/0x30 [ 73.187113][ T7073] task_work_run+0x1dc/0x260 [ 73.187822][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.188645][ T7073] el0_svc+0x170/0x254 [ 73.189297][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.190076][ T7073] el0t_64_sync+0x198/0x19c [ 73.190776][ T7073] irq event stamp: 277200 [ 73.191434][ T7073] hardirqs last enabled at (277199): [] finish_lock_switch+0xb0/0x1c0 [ 73.192878][ T7073] hardirqs last disabled at (277200): [] el1_brk64+0x20/0x54 [ 73.194212][ T7073] softirqs last enabled at (277190): [] local_bh_enable+0x10/0x34 [ 73.195508][ T7073] softirqs last disabled at (277188): [] local_bh_disable+0x10/0x34 [ 73.197046][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.201423][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.215445][ T7289] loop0: detected capacity change from 0 to 1024 [ 73.229294][ T7289] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.233011][ T6135] Bluetooth: hci0: command tx timeout [ 73.233974][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.234065][ T7073] ------------[ cut here ]------------ [ 73.234071][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.238415][ T7073] Modules linked in: [ 73.239002][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.240587][ T7073] Tainted: [W]=WARN [ 73.241184][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.242727][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.243984][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.244973][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.246031][ T7073] sp : ffff8000a1e87140 [ 73.246712][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f592d8d0 x27: 1fffe0001eb25b1a [ 73.248134][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.249415][ T7073] x23: ffff0000f592d8a8 x22: 0000000000000000 x21: dfff800000000000 [ 73.250839][ T7073] x20: ffff0000d1b88068 x19: ffff0000d1b88000 x18: 1fffe00033771c88 [ 73.252139][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 73.253466][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.254759][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.255978][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 73.257202][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 73.258438][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.259651][ T7073] Call trace: [ 73.260171][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.261219][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.262049][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.262991][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.263862][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.264736][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.265492][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.266292][ T7073] iput+0x1cc/0x83c [ 73.266920][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.267779][ T7073] __dentry_kill+0x170/0x594 [ 73.268643][ T7073] shrink_kill+0xd4/0x2cc [ 73.269317][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.270043][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.270824][ T7073] do_one_tree+0x2c/0xf0 [ 73.271407][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.272164][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.272893][ T7073] kill_block_super+0x44/0x90 [ 73.273558][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.274200][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.275030][ T7073] deactivate_super+0xe0/0x100 [ 73.275747][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.276456][ T7073] __cleanup_mnt+0x20/0x30 [ 73.277141][ T7073] task_work_run+0x1dc/0x260 [ 73.277861][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.278701][ T7073] el0_svc+0x170/0x254 [ 73.279350][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.280139][ T7073] el0t_64_sync+0x198/0x19c [ 73.280857][ T7073] irq event stamp: 282642 [ 73.281527][ T7073] hardirqs last enabled at (282641): [] irqentry_exit+0xd8/0x108 [ 73.283034][ T7073] hardirqs last disabled at (282642): [] el1_brk64+0x20/0x54 [ 73.284331][ T7073] softirqs last enabled at (282634): [] local_bh_enable+0x10/0x34 [ 73.285710][ T7073] softirqs last disabled at (282632): [] local_bh_disable+0x10/0x34 [ 73.287296][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.291336][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.302145][ T7293] loop0: detected capacity change from 0 to 1024 [ 73.315233][ T7293] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.322157][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.329387][ T7073] ------------[ cut here ]------------ [ 73.329399][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.332021][ T7073] Modules linked in: [ 73.332637][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.334438][ T7073] Tainted: [W]=WARN [ 73.335098][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.336794][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.338064][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.339062][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.340114][ T7073] sp : ffff8000a1e87140 [ 73.340802][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5923290 x27: 1fffe0001eb24652 [ 73.342185][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.343456][ T7073] x23: ffff0000f5923268 x22: 0000000000000000 x21: dfff800000000000 [ 73.344723][ T7073] x20: ffff0000d0362068 x19: ffff0000d0362000 x18: 1fffe00033776488 [ 73.345962][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 73.347176][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.348526][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.349838][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 73.351057][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 73.352303][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.353549][ T7073] Call trace: [ 73.354051][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.355039][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.355804][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.356680][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.357513][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.358403][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.359170][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.359995][ T7073] iput+0x1cc/0x83c [ 73.360573][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.361316][ T7073] __dentry_kill+0x170/0x594 [ 73.361973][ T7073] shrink_kill+0xd4/0x2cc [ 73.362592][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.363356][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.364174][ T7073] do_one_tree+0x2c/0xf0 [ 73.364860][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.365728][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.366597][ T7073] kill_block_super+0x44/0x90 [ 73.367330][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.368004][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.368866][ T7073] deactivate_super+0xe0/0x100 [ 73.369628][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.370324][ T7073] __cleanup_mnt+0x20/0x30 [ 73.371047][ T7073] task_work_run+0x1dc/0x260 [ 73.371738][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.372536][ T7073] el0_svc+0x170/0x254 [ 73.373199][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.374085][ T7073] el0t_64_sync+0x198/0x19c [ 73.374808][ T7073] irq event stamp: 287974 [ 73.375474][ T7073] hardirqs last enabled at (287973): [] finish_lock_switch+0xb0/0x1c0 [ 73.376983][ T7073] hardirqs last disabled at (287974): [] el1_brk64+0x20/0x54 [ 73.378416][ T7073] softirqs last enabled at (287964): [] local_bh_enable+0x10/0x34 [ 73.379977][ T7073] softirqs last disabled at (287962): [] local_bh_disable+0x10/0x34 [ 73.381549][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.386889][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.400836][ T7297] loop0: detected capacity change from 0 to 1024 [ 73.415205][ T7297] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.419684][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.419780][ T7073] ------------[ cut here ]------------ [ 73.419786][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.424185][ T7073] Modules linked in: [ 73.424816][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.426626][ T7073] Tainted: [W]=WARN [ 73.427276][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.428935][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.430245][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.431361][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.432368][ T7073] sp : ffff8000a1e87140 [ 73.433054][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59258d0 x27: 1fffe0001eb24b1a [ 73.434251][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.435553][ T7073] x23: ffff0000f59258a8 x22: 0000000000000000 x21: dfff800000000000 [ 73.436860][ T7073] x20: ffff0000c8cfe068 x19: ffff0000c8cfe000 x18: 1fffe00033771c88 [ 73.438096][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 73.439333][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.440619][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.441874][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 73.443147][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 73.444419][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.445616][ T7073] Call trace: [ 73.446135][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.447191][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.448073][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.448958][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.449823][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.450695][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.451511][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.452327][ T7073] iput+0x1cc/0x83c [ 73.452962][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.453813][ T7073] __dentry_kill+0x170/0x594 [ 73.454556][ T7073] shrink_kill+0xd4/0x2cc [ 73.455256][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.456056][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.456870][ T7073] do_one_tree+0x2c/0xf0 [ 73.457539][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.458444][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.459290][ T7073] kill_block_super+0x44/0x90 [ 73.459988][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.460632][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.461409][ T7073] deactivate_super+0xe0/0x100 [ 73.462102][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.462738][ T7073] __cleanup_mnt+0x20/0x30 [ 73.463370][ T7073] task_work_run+0x1dc/0x260 [ 73.464072][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.464859][ T7073] el0_svc+0x170/0x254 [ 73.465466][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.466170][ T7073] el0t_64_sync+0x198/0x19c [ 73.466792][ T7073] irq event stamp: 293840 [ 73.467434][ T7073] hardirqs last enabled at (293839): [] irqentry_exit+0xd8/0x108 [ 73.468904][ T7073] hardirqs last disabled at (293840): [] el1_brk64+0x20/0x54 [ 73.470327][ T7073] softirqs last enabled at (293832): [] local_bh_enable+0x10/0x34 [ 73.471728][ T7073] softirqs last disabled at (293830): [] local_bh_disable+0x10/0x34 [ 73.473205][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.477209][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.489410][ T7301] loop0: detected capacity change from 0 to 1024 [ 73.494686][ T7301] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.506324][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.508226][ T7073] ------------[ cut here ]------------ [ 73.508233][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.510619][ T7073] Modules linked in: [ 73.511222][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.512905][ T7073] Tainted: [W]=WARN [ 73.513550][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.515238][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.516516][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.517594][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.518596][ T7073] sp : ffff8000a1e87140 [ 73.519251][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59382c0 x27: 1fffe0001eb27058 [ 73.520508][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.521763][ T7073] x23: ffff0000f5938298 x22: 0000000000000000 x21: dfff800000000000 [ 73.523102][ T7073] x20: ffff0000d840c068 x19: ffff0000d840c000 x18: 1fffe00033771c88 [ 73.524367][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 73.525703][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.526940][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.528293][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 73.529536][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 73.530784][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.532071][ T7073] Call trace: [ 73.532583][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.533693][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.534541][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.535454][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.536275][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.537076][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.537838][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.538683][ T7073] iput+0x1cc/0x83c [ 73.539282][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.540139][ T7073] __dentry_kill+0x170/0x594 [ 73.540884][ T7073] shrink_kill+0xd4/0x2cc [ 73.541562][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.542378][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.543185][ T7073] do_one_tree+0x2c/0xf0 [ 73.543872][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.544715][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.545550][ T7073] kill_block_super+0x44/0x90 [ 73.546323][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.547023][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.547845][ T7073] deactivate_super+0xe0/0x100 [ 73.548534][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.549215][ T7073] __cleanup_mnt+0x20/0x30 [ 73.549907][ T7073] task_work_run+0x1dc/0x260 [ 73.550633][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.551469][ T7073] el0_svc+0x170/0x254 [ 73.552115][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.552937][ T7073] el0t_64_sync+0x198/0x19c [ 73.553632][ T7073] irq event stamp: 299664 [ 73.554307][ T7073] hardirqs last enabled at (299663): [] finish_lock_switch+0xb0/0x1c0 [ 73.555781][ T7073] hardirqs last disabled at (299664): [] el1_brk64+0x20/0x54 [ 73.557247][ T7073] softirqs last enabled at (299654): [] local_bh_enable+0x10/0x34 [ 73.558690][ T7073] softirqs last disabled at (299652): [] local_bh_disable+0x10/0x34 [ 73.560141][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.566622][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.578760][ T7305] loop0: detected capacity change from 0 to 1024 [ 73.586557][ T7305] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.590580][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.593651][ T7073] ------------[ cut here ]------------ [ 73.593662][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.596218][ T7073] Modules linked in: [ 73.596882][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.598533][ T7073] Tainted: [W]=WARN [ 73.599135][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.600659][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.601782][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.602752][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.603845][ T7073] sp : ffff8000a1e87140 [ 73.604508][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e27382c0 x27: 1fffe0001c4e7058 [ 73.605746][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.606981][ T7073] x23: ffff0000e2738298 x22: 0000000000000000 x21: dfff800000000000 [ 73.608209][ T7073] x20: ffff0000c2592068 x19: ffff0000c2592000 x18: 1fffe00033776488 [ 73.609490][ T7073] x17: ffff80008f85e000 x16: ffff80008b065ce0 x15: 0000000000000001 [ 73.610813][ T7073] x14: 1fffe0001b993818 x13: 0000000000000000 x12: 0000000000000000 [ 73.612053][ T7073] x11: ffff60001b993819 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.613360][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 73.614618][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800080485e24 [ 73.616011][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.617341][ T7073] Call trace: [ 73.617880][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.618993][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.619916][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.620892][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.621826][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.622754][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.623585][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.624474][ T7073] iput+0x1cc/0x83c [ 73.625130][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.626024][ T7073] __dentry_kill+0x170/0x594 [ 73.626819][ T7073] shrink_kill+0xd4/0x2cc [ 73.627538][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.628378][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.629181][ T7073] do_one_tree+0x2c/0xf0 [ 73.629881][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.630762][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.631660][ T7073] kill_block_super+0x44/0x90 [ 73.632441][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.633165][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.634073][ T7073] deactivate_super+0xe0/0x100 [ 73.634863][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.635597][ T7073] __cleanup_mnt+0x20/0x30 [ 73.636298][ T7073] task_work_run+0x1dc/0x260 [ 73.637075][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.637960][ T7073] el0_svc+0x170/0x254 [ 73.638571][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.639414][ T7073] el0t_64_sync+0x198/0x19c [ 73.640149][ T7073] irq event stamp: 305122 [ 73.640860][ T7073] hardirqs last enabled at (305121): [] finish_lock_switch+0xb0/0x1c0 [ 73.642457][ T7073] hardirqs last disabled at (305122): [] el1_brk64+0x20/0x54 [ 73.643940][ T7073] softirqs last enabled at (305112): [] local_bh_enable+0x10/0x34 [ 73.645486][ T7073] softirqs last disabled at (305110): [] local_bh_disable+0x10/0x34 [ 73.647001][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.651993][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.664392][ T7309] loop0: detected capacity change from 0 to 1024 [ 73.674946][ T7309] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.679659][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.681564][ T7073] ------------[ cut here ]------------ [ 73.681571][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.683960][ T7073] Modules linked in: [ 73.684545][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.686171][ T7073] Tainted: [W]=WARN [ 73.686779][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.688231][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.689379][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.690377][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.691327][ T7073] sp : ffff8000a1e87140 [ 73.691965][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e273a900 x27: 1fffe0001c4e7520 [ 73.693188][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.694437][ T7073] x23: ffff0000e273a8d8 x22: 0000000000000000 x21: dfff800000000000 [ 73.695783][ T7073] x20: ffff0000d30e2068 x19: ffff0000d30e2000 x18: 1fffe00033771c88 [ 73.697154][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 73.698490][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.699830][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.701129][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 73.702424][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 73.703769][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.705193][ T7073] Call trace: [ 73.705723][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.706821][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.707739][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.708712][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.709683][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.710521][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.711384][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.712226][ T7073] iput+0x1cc/0x83c [ 73.712832][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.713562][ T7073] __dentry_kill+0x170/0x594 [ 73.714269][ T7073] shrink_kill+0xd4/0x2cc [ 73.715011][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.715838][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.716664][ T7073] do_one_tree+0x2c/0xf0 [ 73.717384][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.718241][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.719127][ T7073] kill_block_super+0x44/0x90 [ 73.719842][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.720527][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.721408][ T7073] deactivate_super+0xe0/0x100 [ 73.722142][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.722802][ T7073] __cleanup_mnt+0x20/0x30 [ 73.723522][ T7073] task_work_run+0x1dc/0x260 [ 73.724215][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.725080][ T7073] el0_svc+0x170/0x254 [ 73.725731][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.726549][ T7073] el0t_64_sync+0x198/0x19c [ 73.727291][ T7073] irq event stamp: 310344 [ 73.727972][ T7073] hardirqs last enabled at (310343): [] finish_lock_switch+0xb0/0x1c0 [ 73.729617][ T7073] hardirqs last disabled at (310344): [] el1_brk64+0x20/0x54 [ 73.731050][ T7073] softirqs last enabled at (310334): [] local_bh_enable+0x10/0x34 [ 73.732605][ T7073] softirqs last disabled at (310332): [] local_bh_disable+0x10/0x34 [ 73.734122][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.738163][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.752784][ T7313] loop0: detected capacity change from 0 to 1024 [ 73.765736][ T7313] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 73.777972][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.778067][ T7073] ------------[ cut here ]------------ [ 73.778071][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.782897][ T7073] Modules linked in: [ 73.783524][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.785222][ T7073] Tainted: [W]=WARN [ 73.785818][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.787302][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.788498][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.789425][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.790540][ T7073] sp : ffff8000a1e87140 [ 73.791217][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e273bc20 x27: 1fffe0001c4e7784 [ 73.792613][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.793912][ T7073] x23: ffff0000e273bbf8 x22: 0000000000000000 x21: dfff800000000000 [ 73.795196][ T7073] x20: ffff0000f301c068 x19: ffff0000f301c000 x18: 1fffe00033776488 [ 73.796450][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 73.797706][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.798998][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.800241][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 73.801442][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 73.802687][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.804023][ T7073] Call trace: [ 73.804537][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.805551][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.806377][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.807295][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.808169][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.809004][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.809721][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.810448][ T7073] iput+0x1cc/0x83c [ 73.811015][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.811819][ T7073] __dentry_kill+0x170/0x594 [ 73.812535][ T7073] shrink_kill+0xd4/0x2cc [ 73.813228][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.814033][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.814808][ T7073] do_one_tree+0x2c/0xf0 [ 73.815397][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.816161][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.816917][ T7073] kill_block_super+0x44/0x90 [ 73.817624][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.818284][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.819109][ T7073] deactivate_super+0xe0/0x100 [ 73.819869][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.820566][ T7073] __cleanup_mnt+0x20/0x30 [ 73.821275][ T7073] task_work_run+0x1dc/0x260 [ 73.821972][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.822774][ T7073] el0_svc+0x170/0x254 [ 73.823372][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.824118][ T7073] el0t_64_sync+0x198/0x19c [ 73.824759][ T7073] irq event stamp: 316798 [ 73.825407][ T7073] hardirqs last enabled at (316797): [] irqentry_exit+0xd8/0x108 [ 73.826786][ T7073] hardirqs last disabled at (316798): [] el1_brk64+0x20/0x54 [ 73.828176][ T7073] softirqs last enabled at (316790): [] local_bh_enable+0x10/0x34 [ 73.829691][ T7073] softirqs last disabled at (316788): [] local_bh_disable+0x10/0x34 [ 73.831218][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.836609][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.850202][ T7317] loop0: detected capacity change from 0 to 1024 [ 73.866187][ T7317] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 73.871962][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.872057][ T7073] ------------[ cut here ]------------ [ 73.872060][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.876894][ T7073] Modules linked in: [ 73.877555][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.879254][ T7073] Tainted: [W]=WARN [ 73.879897][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.881603][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.883019][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.884158][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.885203][ T7073] sp : ffff8000a1e87140 [ 73.885883][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e273cf40 x27: 1fffe0001c4e79e8 [ 73.887252][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.888618][ T7073] x23: ffff0000e273cf18 x22: 0000000000000000 x21: dfff800000000000 [ 73.889876][ T7073] x20: ffff0000db9fe068 x19: ffff0000db9fe000 x18: 1fffe00033776488 [ 73.891074][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 73.892357][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.893678][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.894986][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 73.896284][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 73.897585][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.898820][ T7073] Call trace: [ 73.899288][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 73.900280][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 73.901102][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 73.902028][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 73.902931][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 73.903874][ T7073] ext4_dirty_inode+0xd4/0x104 [ 73.904646][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 73.905508][ T7073] iput+0x1cc/0x83c [ 73.906210][ T7073] dentry_unlink_inode+0x384/0x45c [ 73.906993][ T7073] __dentry_kill+0x170/0x594 [ 73.907743][ T7073] shrink_kill+0xd4/0x2cc [ 73.908398][ T7073] shrink_dentry_list+0x31c/0x6cc [ 73.909251][ T7073] shrink_dcache_parent+0xac/0x27c [ 73.910100][ T7073] do_one_tree+0x2c/0xf0 [ 73.910736][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 73.911600][ T7073] generic_shutdown_super+0x68/0x2b8 [ 73.912492][ T7073] kill_block_super+0x44/0x90 [ 73.913294][ T7073] ext4_kill_sb+0x68/0xa4 [ 73.913963][ T7073] deactivate_locked_super+0xc4/0x12c [ 73.914804][ T7073] deactivate_super+0xe0/0x100 [ 73.915519][ T7073] cleanup_mnt+0x31c/0x3ac [ 73.916284][ T7073] __cleanup_mnt+0x20/0x30 [ 73.917011][ T7073] task_work_run+0x1dc/0x260 [ 73.917727][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 73.918601][ T7073] el0_svc+0x170/0x254 [ 73.919249][ T7073] el0t_64_sync_handler+0x84/0x12c [ 73.920008][ T7073] el0t_64_sync+0x198/0x19c [ 73.920680][ T7073] irq event stamp: 321988 [ 73.921357][ T7073] hardirqs last enabled at (321987): [] irqentry_exit+0xd8/0x108 [ 73.922874][ T7073] hardirqs last disabled at (321988): [] el1_brk64+0x20/0x54 [ 73.924374][ T7073] softirqs last enabled at (321980): [] local_bh_enable+0x10/0x34 [ 73.925910][ T7073] softirqs last disabled at (321978): [] local_bh_disable+0x10/0x34 [ 73.927544][ T7073] ---[ end trace 0000000000000000 ]--- [ 73.933585][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.948762][ T7321] loop0: detected capacity change from 0 to 1024 [ 73.955205][ T7321] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 73.974168][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 73.976201][ T7073] ------------[ cut here ]------------ [ 73.976210][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.978544][ T7073] Modules linked in: [ 73.979167][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 73.980897][ T7073] Tainted: [W]=WARN [ 73.981480][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.983005][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 73.984329][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.985399][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 73.986453][ T7073] sp : ffff8000a1e87140 [ 73.987140][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e273f580 x27: 1fffe0001c4e7eb0 [ 73.988488][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 73.989763][ T7073] x23: ffff0000e273f558 x22: 0000000000000000 x21: dfff800000000000 [ 73.990939][ T7073] x20: ffff0000c3000068 x19: ffff0000c3000000 x18: 1fffe00033771c88 [ 73.992192][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 73.993528][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 73.994896][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 73.996266][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 73.997543][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 73.998791][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.000078][ T7073] Call trace: [ 74.000566][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.001539][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.002260][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.003167][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.004021][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.004954][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.005722][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.006520][ T7073] iput+0x1cc/0x83c [ 74.007123][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.007969][ T7073] __dentry_kill+0x170/0x594 [ 74.008699][ T7073] shrink_kill+0xd4/0x2cc [ 74.009394][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.010216][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.011048][ T7073] do_one_tree+0x2c/0xf0 [ 74.011725][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.012597][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.013465][ T7073] kill_block_super+0x44/0x90 [ 74.014249][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.014962][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.015836][ T7073] deactivate_super+0xe0/0x100 [ 74.016579][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.017363][ T7073] __cleanup_mnt+0x20/0x30 [ 74.018127][ T7073] task_work_run+0x1dc/0x260 [ 74.018898][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.019755][ T7073] el0_svc+0x170/0x254 [ 74.020414][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.021215][ T7073] el0t_64_sync+0x198/0x19c [ 74.021874][ T7073] irq event stamp: 327628 [ 74.022466][ T7073] hardirqs last enabled at (327627): [] finish_lock_switch+0xb0/0x1c0 [ 74.024005][ T7073] hardirqs last disabled at (327628): [] el1_brk64+0x20/0x54 [ 74.025333][ T7073] softirqs last enabled at (327618): [] local_bh_enable+0x10/0x34 [ 74.026725][ T7073] softirqs last disabled at (327616): [] local_bh_disable+0x10/0x34 [ 74.028171][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.032229][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 74.051340][ T7325] loop0: detected capacity change from 0 to 1024 [ 74.054223][ T7325] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 74.058687][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.058767][ T7073] ------------[ cut here ]------------ [ 74.058772][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.064389][ T7073] Modules linked in: [ 74.064962][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.066720][ T7073] Tainted: [W]=WARN [ 74.067357][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.068909][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.070147][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.071173][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.072203][ T7073] sp : ffff8000a1e87140 [ 74.072883][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f593cf40 x27: 1fffe0001eb279e8 [ 74.074246][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.075551][ T7073] x23: ffff0000f593cf18 x22: 0000000000000000 x21: dfff800000000000 [ 74.076899][ T7073] x20: ffff0000d91f6068 x19: ffff0000d91f6000 x18: 1fffe00033771c88 [ 74.078230][ T7073] x17: 6572203a39363431 x16: ffff80008b065ce0 x15: 0000000000000001 [ 74.079458][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.080747][ T7073] x11: 0000000000000000 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.082012][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 74.083260][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 74.084594][ T7073] x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.085924][ T7073] Call trace: [ 74.086470][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.087506][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.088335][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.089248][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.090124][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.091063][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.091861][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.092672][ T7073] iput+0x1cc/0x83c [ 74.093282][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.094126][ T7073] __dentry_kill+0x170/0x594 [ 74.094868][ T7073] shrink_kill+0xd4/0x2cc [ 74.095591][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.096409][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.097159][ T7073] do_one_tree+0x2c/0xf0 [ 74.097786][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.098636][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.099456][ T7073] kill_block_super+0x44/0x90 [ 74.100244][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.100917][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.101771][ T7073] deactivate_super+0xe0/0x100 [ 74.102494][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.103264][ T7073] __cleanup_mnt+0x20/0x30 [ 74.103996][ T7073] task_work_run+0x1dc/0x260 [ 74.104737][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.105636][ T7073] el0_svc+0x170/0x254 [ 74.106258][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.107113][ T7073] el0t_64_sync+0x198/0x19c [ 74.107805][ T7073] irq event stamp: 333022 [ 74.108458][ T7073] hardirqs last enabled at (333021): [] irqentry_exit+0xd8/0x108 [ 74.109861][ T7073] hardirqs last disabled at (333022): [] el1_brk64+0x20/0x54 [ 74.111150][ T7073] softirqs last enabled at (333014): [] local_bh_enable+0x10/0x34 [ 74.112682][ T7073] softirqs last disabled at (333012): [] local_bh_disable+0x10/0x34 [ 74.114240][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.120214][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 74.137258][ T7329] loop0: detected capacity change from 0 to 1024 [ 74.156119][ T7329] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 74.162092][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.162187][ T7073] ------------[ cut here ]------------ [ 74.162191][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.166901][ T7073] Modules linked in: [ 74.167466][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.168973][ T7073] Tainted: [W]=WARN [ 74.169564][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.171103][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.172361][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.173468][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.174479][ T7073] sp : ffff8000a1e87140 [ 74.175061][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5919f70 x27: 1fffe0001eb233ee [ 74.176299][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.177520][ T7073] x23: ffff0000f5919f48 x22: 0000000000000000 x21: dfff800000000000 [ 74.178661][ T7073] x20: ffff0000d41d0068 x19: ffff0000d41d0000 x18: 1fffe00033771c88 [ 74.180023][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.181362][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.182651][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.183924][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 74.185104][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 74.186294][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.187481][ T7073] Call trace: [ 74.187972][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.188979][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.189865][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.190815][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.191753][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.192563][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.193269][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.194106][ T7073] iput+0x1cc/0x83c [ 74.194776][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.195628][ T7073] __dentry_kill+0x170/0x594 [ 74.196396][ T7073] shrink_kill+0xd4/0x2cc [ 74.197124][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.197995][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.198874][ T7073] do_one_tree+0x2c/0xf0 [ 74.199583][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.200526][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.201426][ T7073] kill_block_super+0x44/0x90 [ 74.202153][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.202854][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.203727][ T7073] deactivate_super+0xe0/0x100 [ 74.204459][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.205172][ T7073] __cleanup_mnt+0x20/0x30 [ 74.205901][ T7073] task_work_run+0x1dc/0x260 [ 74.206630][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.207422][ T7073] el0_svc+0x170/0x254 [ 74.208037][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.208846][ T7073] el0t_64_sync+0x198/0x19c [ 74.209569][ T7073] irq event stamp: 339300 [ 74.210206][ T7073] hardirqs last enabled at (339299): [] irqentry_exit+0xd8/0x108 [ 74.211756][ T7073] hardirqs last disabled at (339300): [] el1_brk64+0x20/0x54 [ 74.213151][ T7073] softirqs last enabled at (339292): [] local_bh_enable+0x10/0x34 [ 74.214670][ T7073] softirqs last disabled at (339290): [] local_bh_disable+0x10/0x34 [ 74.216107][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.219905][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 74.231312][ T7333] loop0: detected capacity change from 0 to 1024 [ 74.234780][ T7333] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ ** replaying previous printk message ** [ 74.246743][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.246837][ T7073] ------------[ cut here ]------------ [ 74.246840][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.251225][ T7073] Modules linked in: [ 74.251847][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.253391][ T7073] Tainted: [W]=WARN [ 74.254005][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.255563][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.256733][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.257789][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.258893][ T7073] sp : ffff8000a1e87140 [ 74.259566][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f591c5b0 x27: 1fffe0001eb238b6 [ 74.260972][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.262298][ T7073] x23: ffff0000f591c588 x22: 0000000000000000 x21: dfff800000000000 [ 74.263618][ T7073] x20: ffff0000c600c068 x19: ffff0000c600c000 x18: 1fffe00033771c88 [ 74.265008][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.266258][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.267535][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.268899][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 74.270205][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 74.271453][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.272727][ T7073] Call trace: [ 74.273256][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.274283][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.275116][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.276050][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.276937][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.277818][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.278580][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.279380][ T7073] iput+0x1cc/0x83c [ 74.279968][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.280753][ T7073] __dentry_kill+0x170/0x594 [ 74.281484][ T7073] shrink_kill+0xd4/0x2cc [ 74.282209][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.283013][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.283888][ T7073] do_one_tree+0x2c/0xf0 [ 74.284576][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.285430][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.286275][ T7073] kill_block_super+0x44/0x90 [ 74.287058][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.287761][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.288637][ T7073] deactivate_super+0xe0/0x100 [ 74.289387][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.290111][ T7073] __cleanup_mnt+0x20/0x30 [ 74.290817][ T7073] task_work_run+0x1dc/0x260 [ 74.291555][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.292395][ T7073] el0_svc+0x170/0x254 [ 74.293078][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.293909][ T7073] el0t_64_sync+0x198/0x19c [ 74.294626][ T7073] irq event stamp: 345028 [ 74.295335][ T7073] hardirqs last enabled at (345027): [] irqentry_exit+0xd8/0x108 [ 74.296888][ T7073] hardirqs last disabled at (345028): [] el1_brk64+0x20/0x54 [ 74.298371][ T7073] softirqs last enabled at (345020): [] local_bh_enable+0x10/0x34 [ 74.299923][ T7073] softirqs last disabled at (345018): [] local_bh_disable+0x10/0x34 [ 74.301509][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.305225][ T7073] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 74.316620][ T7337] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.335409][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.335507][ T7073] ------------[ cut here ]------------ [ 74.335510][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.340293][ T7073] Modules linked in: [ 74.340961][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.342641][ T7073] Tainted: [W]=WARN [ 74.343213][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.344812][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.346013][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.346977][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.348062][ T7073] sp : ffff8000a1e87140 [ 74.348683][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f591ebf0 x27: 1fffe0001eb23d7e [ 74.349946][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.351116][ T7073] x23: ffff0000f591ebc8 x22: 0000000000000000 x21: dfff800000000000 [ 74.352403][ T7073] x20: ffff0000daf1e068 x19: ffff0000daf1e000 x18: 00000000ffffffff [ 74.353657][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.354880][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.356099][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.357417][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 74.358738][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 74.359989][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.361285][ T7073] Call trace: [ 74.361794][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.362788][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.363591][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.364478][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.365371][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.366262][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.367027][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.367883][ T7073] iput+0x1cc/0x83c [ 74.368527][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.369342][ T7073] __dentry_kill+0x170/0x594 [ 74.370116][ T7073] shrink_kill+0xd4/0x2cc [ 74.370802][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.371622][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.372517][ T7073] do_one_tree+0x2c/0xf0 [ 74.373220][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.374110][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.374996][ T7073] kill_block_super+0x44/0x90 [ 74.375713][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.376418][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.377288][ T7073] deactivate_super+0xe0/0x100 [ 74.378087][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.378812][ T7073] __cleanup_mnt+0x20/0x30 [ 74.379510][ T7073] task_work_run+0x1dc/0x260 [ 74.380201][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.381023][ T7073] el0_svc+0x170/0x254 [ 74.381675][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.382514][ T7073] el0t_64_sync+0x198/0x19c [ 74.383250][ T7073] irq event stamp: 350846 [ 74.383967][ T7073] hardirqs last enabled at (350845): [] irqentry_exit+0xd8/0x108 [ 74.385459][ T7073] hardirqs last disabled at (350846): [] el1_brk64+0x20/0x54 [ 74.386960][ T7073] softirqs last enabled at (350838): [] local_bh_enable+0x10/0x34 [ 74.388564][ T7073] softirqs last disabled at (350836): [] local_bh_disable+0x10/0x34 [ 74.390038][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.406452][ T7341] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.428011][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.428119][ T7073] ------------[ cut here ]------------ [ 74.428123][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.432883][ T7073] Modules linked in: [ 74.433473][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.435045][ T7073] Tainted: [W]=WARN [ 74.435573][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.437079][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.438235][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.439168][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.440070][ T7073] sp : ffff8000a1e87140 [ 74.440650][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e26695e0 x27: 1fffe0001c4cd2bc [ 74.441893][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.443203][ T7073] x23: ffff0000e26695b8 x22: 0000000000000000 x21: dfff800000000000 [ 74.444612][ T7073] x20: ffff0000d5760068 x19: ffff0000d5760000 x18: 1fffe00033771c88 [ 74.445974][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.447265][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.448556][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.449858][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 74.451174][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 74.452454][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.453743][ T7073] Call trace: [ 74.454279][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.455400][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.456234][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.457149][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.458007][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.458835][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.459590][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.460408][ T7073] iput+0x1cc/0x83c [ 74.461024][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.461841][ T7073] __dentry_kill+0x170/0x594 [ 74.462634][ T7073] shrink_kill+0xd4/0x2cc [ 74.463333][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.464218][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.465049][ T7073] do_one_tree+0x2c/0xf0 [ 74.465782][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.466652][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.467472][ T7073] kill_block_super+0x44/0x90 [ 74.468181][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.468876][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.469723][ T7073] deactivate_super+0xe0/0x100 [ 74.470516][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.471289][ T7073] __cleanup_mnt+0x20/0x30 [ 74.472020][ T7073] task_work_run+0x1dc/0x260 [ 74.472769][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.473640][ T7073] el0_svc+0x170/0x254 [ 74.474303][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.475118][ T7073] el0t_64_sync+0x198/0x19c [ 74.475865][ T7073] irq event stamp: 355830 [ 74.476554][ T7073] hardirqs last enabled at (355829): [] irqentry_exit+0xd8/0x108 [ 74.478071][ T7073] hardirqs last disabled at (355830): [] el1_brk64+0x20/0x54 [ 74.479546][ T7073] softirqs last enabled at (355822): [] local_bh_enable+0x10/0x34 [ 74.481164][ T7073] softirqs last disabled at (355820): [] local_bh_disable+0x10/0x34 [ 74.482683][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.497204][ T7345] loop0: detected capacity change from 0 to 1024 [ 74.517327][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.519692][ T7073] ------------[ cut here ]------------ [ 74.519702][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.522281][ T7073] Modules linked in: [ 74.522886][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.524586][ T7073] Tainted: [W]=WARN [ 74.525167][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.526927][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.528251][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.529275][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.530311][ T7073] sp : ffff8000a1e87140 [ 74.530981][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e266a900 x27: 1fffe0001c4cd520 [ 74.532288][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.533615][ T7073] x23: ffff0000e266a8d8 x22: 0000000000000000 x21: dfff800000000000 [ 74.534882][ T7073] x20: ffff0000d9a2e068 x19: ffff0000d9a2e000 x18: 1fffe00033776488 [ 74.536184][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.537476][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.538806][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.540108][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 74.541375][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 74.542571][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.543828][ T7073] Call trace: [ 74.544344][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.545359][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.546158][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.547028][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.547999][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.548913][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.549704][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.550519][ T7073] iput+0x1cc/0x83c [ 74.551159][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.551959][ T7073] __dentry_kill+0x170/0x594 [ 74.552693][ T7073] shrink_kill+0xd4/0x2cc [ 74.553365][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.554147][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.554939][ T7073] do_one_tree+0x2c/0xf0 [ 74.555681][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.556571][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.557419][ T7073] kill_block_super+0x44/0x90 [ 74.558127][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.558784][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.559648][ T7073] deactivate_super+0xe0/0x100 [ 74.560447][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.561171][ T7073] __cleanup_mnt+0x20/0x30 [ 74.561914][ T7073] task_work_run+0x1dc/0x260 [ 74.562624][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.563450][ T7073] el0_svc+0x170/0x254 [ 74.564115][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.564877][ T7073] el0t_64_sync+0x198/0x19c [ 74.565637][ T7073] irq event stamp: 361888 [ 74.566337][ T7073] hardirqs last enabled at (361887): [] finish_lock_switch+0xb0/0x1c0 [ 74.567848][ T7073] hardirqs last disabled at (361888): [] el1_brk64+0x20/0x54 [ 74.569321][ T7073] softirqs last enabled at (361878): [] local_bh_enable+0x10/0x34 [ 74.570844][ T7073] softirqs last disabled at (361876): [] local_bh_disable+0x10/0x34 [ 74.572339][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.600488][ T7350] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.629552][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.629645][ T7073] ------------[ cut here ]------------ [ 74.629649][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.634627][ T7073] Modules linked in: [ 74.635262][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.636916][ T7073] Tainted: [W]=WARN [ 74.637514][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.639127][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.640419][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.641523][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.642564][ T7073] sp : ffff8000a1e87140 [ 74.643241][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e266cf40 x27: 1fffe0001c4cd9e8 [ 74.644520][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.645808][ T7073] x23: ffff0000e266cf18 x22: 0000000000000000 x21: dfff800000000000 [ 74.646976][ T7073] x20: ffff0000d6a08068 x19: ffff0000d6a08000 x18: 1fffe00033771c88 [ 74.648250][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.649517][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.650875][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.652226][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 74.653531][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 74.654903][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.656093][ T7073] Call trace: [ 74.656605][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.657647][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.658501][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.659385][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.660269][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.661139][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.661831][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.662587][ T7073] iput+0x1cc/0x83c [ 74.663136][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.663933][ T7073] __dentry_kill+0x170/0x594 [ 74.664618][ T7073] shrink_kill+0xd4/0x2cc [ 74.665277][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.666020][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.666853][ T7073] do_one_tree+0x2c/0xf0 [ 74.667520][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.668343][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.669126][ T7073] kill_block_super+0x44/0x90 [ 74.669804][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.670435][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.671205][ T7073] deactivate_super+0xe0/0x100 [ 74.671953][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.672622][ T7073] __cleanup_mnt+0x20/0x30 [ 74.673312][ T7073] task_work_run+0x1dc/0x260 [ 74.674026][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.674885][ T7073] el0_svc+0x170/0x254 [ 74.675499][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.676264][ T7073] el0t_64_sync+0x198/0x19c [ 74.676934][ T7073] irq event stamp: 367932 [ 74.677664][ T7073] hardirqs last enabled at (367931): [] irqentry_exit+0xd8/0x108 [ 74.679206][ T7073] hardirqs last disabled at (367932): [] el1_brk64+0x20/0x54 [ 74.680601][ T7073] softirqs last enabled at (367924): [] local_bh_enable+0x10/0x34 [ 74.682075][ T7073] softirqs last disabled at (367922): [] local_bh_disable+0x10/0x34 [ 74.683559][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.699985][ T7354] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.718788][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.718880][ T7073] ------------[ cut here ]------------ [ 74.718884][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.723692][ T7073] Modules linked in: [ 74.724267][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.725865][ T7073] Tainted: [W]=WARN [ 74.726489][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.728074][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.729277][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.730228][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.731193][ T7073] sp : ffff8000a1e87140 [ 74.731858][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5b60c50 x27: 1fffe0001eb6c18a [ 74.733104][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.734465][ T7073] x23: ffff0000f5b60c28 x22: 0000000000000000 x21: dfff800000000000 [ 74.735749][ T7073] x20: ffff0000c9b26068 x19: ffff0000c9b26000 x18: 1fffe00033771c88 [ 74.737025][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.738272][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.739519][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.740699][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 74.741911][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 74.743129][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.744388][ T7073] Call trace: [ 74.744901][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.745914][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.746710][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.747544][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.748349][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.749158][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.749871][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.750612][ T7073] iput+0x1cc/0x83c [ 74.751195][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.751951][ T7073] __dentry_kill+0x170/0x594 [ 74.752631][ T7073] shrink_kill+0xd4/0x2cc [ 74.753379][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.754187][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.754976][ T7073] do_one_tree+0x2c/0xf0 [ 74.755608][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.756434][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.757263][ T7073] kill_block_super+0x44/0x90 [ 74.757948][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.758612][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.759428][ T7073] deactivate_super+0xe0/0x100 [ 74.760241][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.760965][ T7073] __cleanup_mnt+0x20/0x30 [ 74.761611][ T7073] task_work_run+0x1dc/0x260 [ 74.762342][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.763178][ T7073] el0_svc+0x170/0x254 [ 74.763833][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.764623][ T7073] el0t_64_sync+0x198/0x19c [ 74.765306][ T7073] irq event stamp: 373088 [ 74.765959][ T7073] hardirqs last enabled at (373087): [] irqentry_exit+0xd8/0x108 [ 74.767438][ T7073] hardirqs last disabled at (373088): [] el1_brk64+0x20/0x54 [ 74.768958][ T7073] softirqs last enabled at (373080): [] local_bh_enable+0x10/0x34 [ 74.770515][ T7073] softirqs last disabled at (373078): [] local_bh_disable+0x10/0x34 [ 74.772068][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.790421][ T7358] loop0: detected capacity change from 0 to 1024 [ 74.808042][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when ** replaying previous printk message ** [ 74.808042][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.809755][ T7073] ------------[ cut here ]------------ [ 74.809761][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.814629][ T7073] Modules linked in: [ 74.815251][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.816850][ T7073] Tainted: [W]=WARN [ 74.817435][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.819082][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.820268][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.821294][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.822292][ T7073] sp : ffff8000a1e87140 [ 74.822902][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e266e260 x27: 1fffe0001c4cdc4c [ 74.824111][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.825370][ T7073] x23: ffff0000e266e238 x22: 0000000000000000 x21: dfff800000000000 [ 74.826659][ T7073] x20: ffff0000f3b50068 x19: ffff0000f3b50000 x18: 1fffe00033771c88 [ 74.827924][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.829207][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.830468][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.831687][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 74.832947][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 74.834173][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.835413][ T7073] Call trace: [ 74.835952][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.836973][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.837821][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.838787][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.839701][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.840604][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.841377][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.842173][ T7073] iput+0x1cc/0x83c [ 74.842754][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.843526][ T7073] __dentry_kill+0x170/0x594 [ 74.844254][ T7073] shrink_kill+0xd4/0x2cc [ 74.845014][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.846025][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.846824][ T7073] do_one_tree+0x2c/0xf0 [ 74.847551][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.848481][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.849346][ T7073] kill_block_super+0x44/0x90 [ 74.850089][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.850833][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.851640][ T7073] deactivate_super+0xe0/0x100 [ 74.852450][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.853138][ T7073] __cleanup_mnt+0x20/0x30 [ 74.853780][ T7073] task_work_run+0x1dc/0x260 [ 74.854453][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.855264][ T7073] el0_svc+0x170/0x254 [ 74.855865][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.856630][ T7073] el0t_64_sync+0x198/0x19c [ 74.857317][ T7073] irq event stamp: 378564 [ 74.857993][ T7073] hardirqs last enabled at (378563): [] finish_lock_switch+0xb0/0x1c0 [ 74.859585][ T7073] hardirqs last disabled at (378564): [] el1_brk64+0x20/0x54 [ 74.861165][ T7073] softirqs last enabled at (378554): [] local_bh_enable+0x10/0x34 [ 74.862676][ T7073] softirqs last disabled at (378552): [] local_bh_disable+0x10/0x34 [ 74.864141][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.878767][ T7362] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.889423][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.889511][ T7073] ------------[ cut here ]------------ [ 74.889515][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.894381][ T7073] Modules linked in: [ 74.895056][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.896763][ T7073] Tainted: [W]=WARN [ 74.897377][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.899032][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.900348][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.901425][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.902455][ T7073] sp : ffff8000a1e87140 [ 74.903113][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5b645b0 x27: 1fffe0001eb6c8b6 [ 74.904432][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 74.905670][ T7073] x23: ffff0000f5b64588 x22: 0000000000000000 x21: dfff800000000000 [ 74.906958][ T7073] x20: ffff0000c94a0068 x19: ffff0000c94a0000 x18: 1fffe00033771c88 [ 74.908263][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 74.909546][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 74.910819][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 74.912086][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 74.913505][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 74.914803][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.916183][ T7073] Call trace: [ 74.916689][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 74.917725][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 74.918614][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 74.919519][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 74.920470][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 74.921399][ T7073] ext4_dirty_inode+0xd4/0x104 [ 74.922131][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 74.922961][ T7073] iput+0x1cc/0x83c [ 74.923586][ T7073] dentry_unlink_inode+0x384/0x45c [ 74.924430][ T7073] __dentry_kill+0x170/0x594 [ 74.925109][ T7073] shrink_kill+0xd4/0x2cc [ 74.925800][ T7073] shrink_dentry_list+0x31c/0x6cc [ 74.926646][ T7073] shrink_dcache_parent+0xac/0x27c [ 74.927410][ T7073] do_one_tree+0x2c/0xf0 [ 74.928061][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 74.928953][ T7073] generic_shutdown_super+0x68/0x2b8 [ 74.929824][ T7073] kill_block_super+0x44/0x90 [ 74.930530][ T7073] ext4_kill_sb+0x68/0xa4 [ 74.931251][ T7073] deactivate_locked_super+0xc4/0x12c [ 74.932070][ T7073] deactivate_super+0xe0/0x100 [ 74.932855][ T7073] cleanup_mnt+0x31c/0x3ac [ 74.933589][ T7073] __cleanup_mnt+0x20/0x30 [ 74.934303][ T7073] task_work_run+0x1dc/0x260 [ 74.935069][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 74.936007][ T7073] el0_svc+0x170/0x254 [ 74.936693][ T7073] el0t_64_sync_handler+0x84/0x12c [ 74.937548][ T7073] el0t_64_sync+0x198/0x19c [ 74.938256][ T7073] irq event stamp: 384260 [ 74.938910][ T7073] hardirqs last enabled at (384259): [] irqentry_exit+0xd8/0x108 [ 74.940375][ T7073] hardirqs last disabled at (384260): [] el1_brk64+0x20/0x54 [ 74.941761][ T7073] softirqs last enabled at (384252): [] local_bh_enable+0x10/0x34 [ 74.943270][ T7073] softirqs last disabled at (384250): [] local_bh_disable+0x10/0x34 [ 74.944772][ T7073] ---[ end trace 0000000000000000 ]--- [ 74.968652][ T7366] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 74.986304][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 74.986394][ T7073] ------------[ cut here ]------------ [ 74.986398][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.991275][ T7073] Modules linked in: [ 74.991908][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 74.993547][ T7073] Tainted: [W]=WARN [ 74.994138][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.995654][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 74.996861][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.997888][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 74.998923][ T7073] sp : ffff8000a1e87140 [ 74.999579][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5b66bf0 x27: 1fffe0001eb6cd7e [ 75.000807][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.002012][ T7073] x23: ffff0000f5b66bc8 x22: 0000000000000000 x21: dfff800000000000 [ 75.003319][ T7073] x20: ffff0000d9788068 x19: ffff0000d9788000 x18: 1fffe00033771c88 [ 75.004499][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.005702][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.006997][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.008358][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.009655][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.010871][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.012036][ T7073] Call trace: [ 75.012538][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.013503][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.014341][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.015261][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.016183][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.017107][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.017854][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.018642][ T7073] iput+0x1cc/0x83c [ 75.019299][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.020197][ T7073] __dentry_kill+0x170/0x594 [ 75.020905][ T7073] shrink_kill+0xd4/0x2cc [ 75.021540][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.022269][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.023075][ T7073] do_one_tree+0x2c/0xf0 [ 75.023740][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.024593][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.025414][ T7073] kill_block_super+0x44/0x90 [ 75.026096][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.026804][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.027668][ T7073] deactivate_super+0xe0/0x100 [ 75.028414][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.029108][ T7073] __cleanup_mnt+0x20/0x30 [ 75.029850][ T7073] task_work_run+0x1dc/0x260 [ 75.030605][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.031495][ T7073] el0_svc+0x170/0x254 [ 75.032164][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.033008][ T7073] el0t_64_sync+0x198/0x19c [ 75.033744][ T7073] irq event stamp: 390376 [ 75.034432][ T7073] hardirqs last enabled at (390375): [] irqentry_exit+0xd8/0x108 [ 75.035861][ T7073] hardirqs last disabled at (390376): [] el1_brk64+0x20/0x54 [ 75.037175][ T7073] softirqs last enabled at (390368): [] local_bh_enable+0x10/0x34 [ 75.038765][ T7073] softirqs last disabled at (390366): [] local_bh_disable+0x10/0x34 [ 75.040256][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.056782][ T7370] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.076848][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.076938][ T7073] ------------[ cut here ]------------ [ 75.076942][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.081434][ T7073] Modules linked in: [ 75.082004][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.083768][ T7073] Tainted: [W]=WARN [ 75.084302][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.085832][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.087108][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.088197][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.089243][ T7073] sp : ffff8000a1e87140 [ 75.089919][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2528c50 x27: 1fffe0001c4a518a [ 75.091187][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.092451][ T7073] x23: ffff0000e2528c28 x22: 0000000000000000 x21: dfff800000000000 [ 75.093705][ T7073] x20: ffff0000db3c4068 x19: ffff0000db3c4000 x18: 1fffe00033771c88 [ 75.094962][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.096341][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.097584][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.098841][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.100030][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.101305][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.102642][ T7073] Call trace: [ 75.103179][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.104169][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.105049][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.106008][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.106908][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.107793][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.108612][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.109473][ T7073] iput+0x1cc/0x83c [ 75.110089][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.110906][ T7073] __dentry_kill+0x170/0x594 [ 75.111675][ T7073] shrink_kill+0xd4/0x2cc [ 75.112374][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.113198][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.114004][ T7073] do_one_tree+0x2c/0xf0 [ 75.114683][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.115522][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.116435][ T7073] kill_block_super+0x44/0x90 [ 75.117196][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.117887][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.118742][ T7073] deactivate_super+0xe0/0x100 [ 75.119442][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.120071][ T7073] __cleanup_mnt+0x20/0x30 [ 75.120700][ T7073] task_work_run+0x1dc/0x260 [ 75.121453][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.122311][ T7073] el0_svc+0x170/0x254 [ 75.122974][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.123770][ T7073] el0t_64_sync+0x198/0x19c [ 75.124443][ T7073] irq event stamp: 395678 [ 75.125123][ T7073] hardirqs last enabled at (395677): [] irqentry_exit+0xd8/0x108 [ 75.126587][ T7073] hardirqs last disabled at (395678): [] el1_brk64+0x20/0x54 [ 75.127915][ T7073] softirqs last enabled at (395670): [] local_bh_enable+0x10/0x34 [ 75.129320][ T7073] softirqs last disabled at (395668): [] local_bh_disable+0x10/0x34 [ 75.130716][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.149363][ T7374] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.168133][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.168235][ T7073] ------------[ cut here ]------------ [ 75.168239][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.173209][ T7073] Modules linked in: [ 75.173838][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.175517][ T7073] Tainted: [W]=WARN [ 75.176085][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.177706][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.178944][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.179933][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.180949][ T7073] sp : ffff8000a1e87140 [ 75.181564][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a015e0 x27: 1fffe0001eb402bc [ 75.182763][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.183985][ T7073] x23: ffff0000f5a015b8 x22: 0000000000000000 x21: dfff800000000000 [ 75.185303][ T7073] x20: ffff0000d0bd8068 x19: ffff0000d0bd8000 x18: 1fffe00033771c88 [ 75.186578][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.187967][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.189346][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.190722][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.192117][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.193497][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.194833][ T7073] Call trace: [ 75.195342][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.196391][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.197313][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.198325][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.199294][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.200188][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.200898][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.201704][ T7073] iput+0x1cc/0x83c [ 75.202315][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.203161][ T7073] __dentry_kill+0x170/0x594 [ 75.203965][ T7073] shrink_kill+0xd4/0x2cc [ 75.204683][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.205492][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.206327][ T7073] do_one_tree+0x2c/0xf0 [ 75.207008][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.207908][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.208716][ T7073] kill_block_super+0x44/0x90 [ 75.209482][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.210126][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.210982][ T7073] deactivate_super+0xe0/0x100 [ 75.211689][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.212344][ T7073] __cleanup_mnt+0x20/0x30 [ 75.213038][ T7073] task_work_run+0x1dc/0x260 [ 75.213849][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.214685][ T7073] el0_svc+0x170/0x254 [ 75.215316][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.216162][ T7073] el0t_64_sync+0x198/0x19c [ 75.216922][ T7073] irq event stamp: 401480 [ 75.217633][ T7073] hardirqs last enabled at (401479): [] irqentry_exit+0xd8/0x108 [ 75.219131][ T7073] hardirqs last disabled at (401480): [] el1_brk64+0x20/0x54 [ 75.220506][ T7073] softirqs last enabled at (401472): [] local_bh_enable+0x10/0x34 [ 75.221964][ T7073] softirqs last disabled at (401470): [] local_bh_disable+0x10/0x34 [ 75.223551][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.239861][ T7378] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.256107][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.256199][ T7073] ------------[ cut here ]------------ [ 75.256203][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.260978][ T7073] Modules linked in: [ 75.261587][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.263170][ T7073] Tainted: [W]=WARN [ 75.263787][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.265350][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.266504][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.267514][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.268551][ T7073] sp : ffff8000a1e87140 [ 75.269257][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a03c20 x27: 1fffe0001eb40784 [ 75.270449][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.271621][ T7073] x23: ffff0000f5a03bf8 x22: 0000000000000000 x21: dfff800000000000 [ 75.272875][ T7073] x20: ffff0000cbfb0068 x19: ffff0000cbfb0000 x18: 1fffe00033771c88 [ 75.274126][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.275409][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.276701][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.277962][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.279195][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.280384][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.281527][ T7073] Call trace: [ 75.282075][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.283150][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.284023][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.284935][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.285825][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.286704][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.287492][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.288307][ T7073] iput+0x1cc/0x83c [ 75.288932][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.289791][ T7073] __dentry_kill+0x170/0x594 [ 75.290540][ T7073] shrink_kill+0xd4/0x2cc [ 75.291175][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.291929][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.292787][ T7073] do_one_tree+0x2c/0xf0 [ 75.293477][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.294302][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.295143][ T7073] kill_block_super+0x44/0x90 [ 75.295853][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.296586][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.297386][ T7073] deactivate_super+0xe0/0x100 [ 75.298110][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.298799][ T7073] __cleanup_mnt+0x20/0x30 [ 75.299458][ T7073] task_work_run+0x1dc/0x260 [ 75.300123][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.300892][ T7073] el0_svc+0x170/0x254 [ 75.301528][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.302313][ T7073] el0t_64_sync+0x198/0x19c [ 75.302926][ T7073] irq event stamp: 406942 [ 75.303609][ T7073] hardirqs last enabled at (406941): [] irqentry_exit+0xd8/0x108 [ 75.304987][ T7073] hardirqs last disabled at (406942): [] el1_brk64+0x20/0x54 [ 75.306373][ T7073] softirqs last enabled at (406934): [] local_bh_enable+0x10/0x34 [ 75.307755][ T7073] softirqs last disabled at (406932): [] local_bh_disable+0x10/0x34 [ 75.309069][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.314404][ T6135] Bluetooth: hci0: command tx timeout [ 75.325579][ T7382] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.341889][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.341991][ T7073] ------------[ cut here ]------------ [ 75.341996][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.346769][ T7073] Modules linked in: [ 75.347385][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.349122][ T7073] Tainted: [W]=WARN [ 75.349716][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.351292][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.352494][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.353539][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.354538][ T7073] sp : ffff8000a1e87140 [ 75.355195][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a06260 x27: 1fffe0001eb40c4c [ 75.356503][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.357802][ T7073] x23: ffff0000f5a06238 x22: 0000000000000000 x21: dfff800000000000 [ 75.359059][ T7073] x20: ffff0000f3aca068 x19: ffff0000f3aca000 x18: 1fffe00033771c88 [ 75.360403][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.361721][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.363095][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.364444][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.365744][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.367077][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.368447][ T7073] Call trace: [ 75.368990][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.370023][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.370872][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.371829][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.372668][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.373522][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.374261][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.375117][ T7073] iput+0x1cc/0x83c [ 75.375765][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.376563][ T7073] __dentry_kill+0x170/0x594 [ 75.377317][ T7073] shrink_kill+0xd4/0x2cc [ 75.378022][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.378812][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.379630][ T7073] do_one_tree+0x2c/0xf0 [ 75.380324][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.381229][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.382062][ T7073] kill_block_super+0x44/0x90 [ 75.382784][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.383483][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.384360][ T7073] deactivate_super+0xe0/0x100 [ 75.385112][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.385795][ T7073] __cleanup_mnt+0x20/0x30 [ 75.386539][ T7073] task_work_run+0x1dc/0x260 [ 75.387255][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.388113][ T7073] el0_svc+0x170/0x254 [ 75.388766][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.389587][ T7073] el0t_64_sync+0x198/0x19c [ 75.390278][ T7073] irq event stamp: 412476 [ 75.390889][ T7073] hardirqs last enabled at (412475): [] irqentry_exit+0xd8/0x108 [ 75.392317][ T7073] hardirqs last disabled at (412476): [] el1_brk64+0x20/0x54 [ 75.393741][ T7073] softirqs last enabled at (412468): [] local_bh_enable+0x10/0x34 [ 75.395178][ T7073] softirqs last disabled at (412466): [] local_bh_disable+0x10/0x34 [ 75.396674][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.410823][ T7386] loop0: detected capacity change from 0 to 1024 [ 75.427163][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.429146][ T7073] ------------[ cut here ]------------ [ 75.429155][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.431624][ T7073] Modules linked in: [ 75.432220][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.433968][ T7073] Tainted: [W]=WARN [ 75.434576][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.436314][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.437620][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.438717][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.439710][ T7073] sp : ffff8000a1e87140 [ 75.440363][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59f8c50 x27: 1fffe0001eb3f18a [ 75.441740][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.443078][ T7073] x23: ffff0000f59f8c28 x22: 0000000000000000 x21: dfff800000000000 [ 75.444444][ T7073] x20: ffff0000d60ea068 x19: ffff0000d60ea000 x18: 1fffe00033776488 [ 75.445812][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.447099][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.448292][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.449528][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 75.450880][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 75.452194][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.453542][ T7073] Call trace: [ 75.454079][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.455132][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.455965][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.456861][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.457777][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.458674][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.459460][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.460278][ T7073] iput+0x1cc/0x83c [ 75.460904][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.461725][ T7073] __dentry_kill+0x170/0x594 [ 75.462442][ T7073] shrink_kill+0xd4/0x2cc [ 75.463083][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.463861][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.464744][ T7073] do_one_tree+0x2c/0xf0 [ 75.465408][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.466291][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.467052][ T7073] kill_block_super+0x44/0x90 [ 75.467839][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.468571][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.469388][ T7073] deactivate_super+0xe0/0x100 [ 75.470220][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.470890][ T7073] __cleanup_mnt+0x20/0x30 [ 75.471556][ T7073] task_work_run+0x1dc/0x260 [ 75.472236][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.473159][ T7073] el0_svc+0x170/0x254 [ 75.473865][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.474705][ T7073] el0t_64_sync+0x198/0x19c [ 75.475470][ T7073] irq event stamp: 417732 [ 75.476127][ T7073] hardirqs last enabled at (417731): [] finish_lock_switch+0xb0/0x1c0 [ 75.477764][ T7073] hardirqs last disabled at (417732): [] el1_brk64+0x20/0x54 [ 75.479241][ T7073] softirqs last enabled at (417722): [] local_bh_enable+0x10/0x34 [ 75.480746][ T7073] softirqs last disabled at (417720): [] local_bh_disable+0x10/0x34 [ 75.482283][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.511986][ T7390] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.529545][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.529641][ T7073] ------------[ cut here ]------------ [ 75.529646][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.534458][ T7073] Modules linked in: [ 75.535029][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.536760][ T7073] Tainted: [W]=WARN [ 75.537384][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.539095][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.540423][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.541407][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.542394][ T7073] sp : ffff8000a1e87140 [ 75.543032][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59fb290 x27: 1fffe0001eb3f652 [ 75.544260][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.545515][ T7073] x23: ffff0000f59fb268 x22: 0000000000000000 x21: dfff800000000000 [ 75.546739][ T7073] x20: ffff0000c6e30068 x19: ffff0000c6e30000 x18: 1fffe00033771c88 [ 75.547889][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.549063][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.550273][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.551542][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.552859][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.554126][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.555495][ T7073] Call trace: [ 75.556036][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.557090][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.557953][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.558869][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.559770][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.560618][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.561336][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.562134][ T7073] iput+0x1cc/0x83c [ 75.562776][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.563560][ T7073] __dentry_kill+0x170/0x594 [ 75.564237][ T7073] shrink_kill+0xd4/0x2cc [ 75.564960][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.565733][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.566525][ T7073] do_one_tree+0x2c/0xf0 [ 75.567169][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.567985][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.568829][ T7073] kill_block_super+0x44/0x90 [ 75.569641][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.570342][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.571196][ T7073] deactivate_super+0xe0/0x100 [ 75.571952][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.572644][ T7073] __cleanup_mnt+0x20/0x30 [ 75.573358][ T7073] task_work_run+0x1dc/0x260 [ 75.574094][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.574960][ T7073] el0_svc+0x170/0x254 [ 75.575614][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.576511][ T7073] el0t_64_sync+0x198/0x19c [ 75.577243][ T7073] irq event stamp: 424674 [ 75.577958][ T7073] hardirqs last enabled at (424673): [] irqentry_exit+0xd8/0x108 [ 75.579515][ T7073] hardirqs last disabled at (424674): [] el1_brk64+0x20/0x54 [ 75.581008][ T7073] softirqs last enabled at (424666): [] local_bh_enable+0x10/0x34 [ 75.582533][ T7073] softirqs last disabled at (424664): [] local_bh_disable+0x10/0x34 [ 75.584073][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.601985][ T7394] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.628730][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.628820][ T7073] ------------[ cut here ]------------ [ 75.628824][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.633898][ T7073] Modules linked in: [ 75.634459][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.636244][ T7073] Tainted: [W]=WARN [ 75.636904][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.638530][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.639774][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.640820][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.641838][ T7073] sp : ffff8000a1e87140 [ 75.642481][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e252b290 x27: 1fffe0001c4a5652 [ 75.643695][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.644960][ T7073] x23: ffff0000e252b268 x22: 0000000000000000 x21: dfff800000000000 [ 75.646208][ T7073] x20: ffff0000cca4c068 x19: ffff0000cca4c000 x18: 1fffe00033771c88 [ 75.647455][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.648693][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.650025][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.651263][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.652568][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.653873][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.655168][ T7073] Call trace: [ 75.655689][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.656729][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.657525][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.658507][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.659481][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.660433][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.661184][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.661991][ T7073] iput+0x1cc/0x83c [ 75.662620][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.663378][ T7073] __dentry_kill+0x170/0x594 [ 75.664103][ T7073] shrink_kill+0xd4/0x2cc [ 75.664826][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.665667][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.666451][ T7073] do_one_tree+0x2c/0xf0 [ 75.667170][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.668018][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.668915][ T7073] kill_block_super+0x44/0x90 [ 75.669704][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.670404][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.671308][ T7073] deactivate_super+0xe0/0x100 [ 75.672119][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.672905][ T7073] __cleanup_mnt+0x20/0x30 [ 75.673588][ T7073] task_work_run+0x1dc/0x260 [ 75.674262][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.675125][ T7073] el0_svc+0x170/0x254 [ 75.675812][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.676705][ T7073] el0t_64_sync+0x198/0x19c [ 75.677551][ T7073] irq event stamp: 431946 [ 75.678268][ T7073] hardirqs last enabled at (431945): [] irqentry_exit+0xd8/0x108 [ 75.679933][ T7073] hardirqs last disabled at (431946): [] el1_brk64+0x20/0x54 [ 75.681563][ T7073] softirqs last enabled at (431938): [] local_bh_enable+0x10/0x34 [ 75.683101][ T7073] softirqs last disabled at (431936): [] local_bh_disable+0x10/0x34 [ 75.684623][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.707050][ T7398] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.729381][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.729475][ T7073] ------------[ cut here ]------------ [ 75.729479][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.734531][ T7073] Modules linked in: [ 75.735213][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.736970][ T7073] Tainted: [W]=WARN [ 75.737636][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.739340][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.740735][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.741834][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.742876][ T7073] sp : ffff8000a1e87140 [ 75.743543][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59fd8d0 x27: 1fffe0001eb3fb1a [ 75.744807][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.746134][ T7073] x23: ffff0000f59fd8a8 x22: 0000000000000000 x21: dfff800000000000 [ 75.747374][ T7073] x20: ffff0000d3fa2068 x19: ffff0000d3fa2000 x18: 1fffe00033771c88 [ 75.748599][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.749817][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.751081][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.752398][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.753626][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.755005][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.756333][ T7073] Call trace: [ 75.756806][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.757874][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.758750][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.759669][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.760603][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.761435][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.762230][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.763091][ T7073] iput+0x1cc/0x83c [ 75.763695][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.764463][ T7073] __dentry_kill+0x170/0x594 [ 75.765223][ T7073] shrink_kill+0xd4/0x2cc [ 75.765966][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.766864][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.767665][ T7073] do_one_tree+0x2c/0xf0 [ 75.768348][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.769184][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.769996][ T7073] kill_block_super+0x44/0x90 [ 75.770701][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.771323][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.772254][ T7073] deactivate_super+0xe0/0x100 [ 75.773083][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.773796][ T7073] __cleanup_mnt+0x20/0x30 [ 75.774524][ T7073] task_work_run+0x1dc/0x260 [ 75.775343][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.776229][ T7073] el0_svc+0x170/0x254 [ 75.776888][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.777706][ T7073] el0t_64_sync+0x198/0x19c [ 75.778476][ T7073] irq event stamp: 437710 [ 75.779218][ T7073] hardirqs last enabled at (437709): [] irqentry_exit+0xd8/0x108 [ 75.780743][ T7073] hardirqs last disabled at (437710): [] el1_brk64+0x20/0x54 [ 75.782161][ T7073] softirqs last enabled at (437702): [] local_bh_enable+0x10/0x34 [ 75.783790][ T7073] softirqs last disabled at (437700): [] local_bh_disable+0x10/0x34 [ 75.785378][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.802601][ T7402] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.842087][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.842180][ T7073] ------------[ cut here ]------------ [ 75.842184][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.847202][ T7073] Modules linked in: [ 75.847911][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.849706][ T7073] Tainted: [W]=WARN [ 75.850375][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.852049][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.853334][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.854446][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.855523][ T7073] sp : ffff8000a1e87140 [ 75.856241][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e252d8d0 x27: 1fffe0001c4a5b1a [ 75.857584][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.858831][ T7073] x23: ffff0000e252d8a8 x22: 0000000000000000 x21: dfff800000000000 [ 75.860051][ T7073] x20: ffff0000c7072068 x19: ffff0000c7072000 x18: 1fffe00033776488 [ 75.861312][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.862572][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.863929][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.865270][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.866585][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.867939][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.869297][ T7073] Call trace: [ 75.869869][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.870913][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.871686][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.872661][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.873641][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.874592][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.875335][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.876215][ T7073] iput+0x1cc/0x83c [ 75.876836][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.877648][ T7073] __dentry_kill+0x170/0x594 [ 75.878385][ T7073] shrink_kill+0xd4/0x2cc [ 75.879159][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.879965][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.880825][ T7073] do_one_tree+0x2c/0xf0 [ 75.881520][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.882419][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.883292][ T7073] kill_block_super+0x44/0x90 [ 75.884012][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.884709][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.885570][ T7073] deactivate_super+0xe0/0x100 [ 75.886382][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.887139][ T7073] __cleanup_mnt+0x20/0x30 [ 75.887824][ T7073] task_work_run+0x1dc/0x260 [ 75.888551][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.889487][ T7073] el0_svc+0x170/0x254 [ 75.890141][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.891000][ T7073] el0t_64_sync+0x198/0x19c [ 75.891710][ T7073] irq event stamp: 443906 [ 75.892406][ T7073] hardirqs last enabled at (443905): [] irqentry_exit+0xd8/0x108 [ 75.893900][ T7073] hardirqs last disabled at (443906): [] el1_brk64+0x20/0x54 [ 75.895132][ T7073] softirqs last enabled at (443898): [] local_bh_enable+0x10/0x34 [ 75.896618][ T7073] softirqs last disabled at (443896): [] local_bh_disable+0x10/0x34 [ 75.898190][ T7073] ---[ end trace 0000000000000000 ]--- [ 75.913534][ T7406] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 75.944027][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 75.944130][ T7073] ------------[ cut here ]------------ [ 75.944134][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.948579][ T7073] Modules linked in: [ 75.949204][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 75.950891][ T7073] Tainted: [W]=WARN [ 75.951515][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.953095][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.954362][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.955476][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 75.956549][ T7073] sp : ffff8000a1e87140 [ 75.957283][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e25115e0 x27: 1fffe0001c4a22bc [ 75.958622][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 75.959909][ T7073] x23: ffff0000e25115b8 x22: 0000000000000000 x21: dfff800000000000 [ 75.961257][ T7073] x20: ffff0000c9898068 x19: ffff0000c9898000 x18: 1fffe00033776488 [ 75.962626][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 75.963957][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 75.965240][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 75.966515][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 75.967897][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 75.969212][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.970545][ T7073] Call trace: [ 75.971044][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 75.972044][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 75.972840][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 75.973710][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 75.974617][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 75.975517][ T7073] ext4_dirty_inode+0xd4/0x104 [ 75.976311][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 75.977114][ T7073] iput+0x1cc/0x83c [ 75.977764][ T7073] dentry_unlink_inode+0x384/0x45c [ 75.978627][ T7073] __dentry_kill+0x170/0x594 [ 75.979375][ T7073] shrink_kill+0xd4/0x2cc [ 75.980075][ T7073] shrink_dentry_list+0x31c/0x6cc [ 75.980835][ T7073] shrink_dcache_parent+0xac/0x27c [ 75.981618][ T7073] do_one_tree+0x2c/0xf0 [ 75.982255][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 75.983134][ T7073] generic_shutdown_super+0x68/0x2b8 [ 75.984040][ T7073] kill_block_super+0x44/0x90 [ 75.984752][ T7073] ext4_kill_sb+0x68/0xa4 [ 75.985428][ T7073] deactivate_locked_super+0xc4/0x12c [ 75.986267][ T7073] deactivate_super+0xe0/0x100 [ 75.987034][ T7073] cleanup_mnt+0x31c/0x3ac [ 75.987700][ T7073] __cleanup_mnt+0x20/0x30 [ 75.988394][ T7073] task_work_run+0x1dc/0x260 [ 75.989103][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 75.989975][ T7073] el0_svc+0x170/0x254 [ 75.990643][ T7073] el0t_64_sync_handler+0x84/0x12c [ 75.991393][ T7073] el0t_64_sync+0x198/0x19c [ 75.992087][ T7073] irq event stamp: 449156 [ 75.992795][ T7073] hardirqs last enabled at (449155): [] irqentry_exit+0xd8/0x108 [ 75.994180][ T7073] hardirqs last disabled at (449156): [] el1_brk64+0x20/0x54 [ 75.995615][ T7073] softirqs last enabled at (449148): [] local_bh_enable+0x10/0x34 [ 75.997124][ T7073] softirqs last disabled at (449146): [] local_bh_disable+0x10/0x34 [ 75.998658][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.019581][ T7410] loop0: detected capacity change from 0 to 1024 [ 76.035046][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.035150][ T7073] ------------[ cut here ]------------ [ 76.035155][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.039440][ T7073] Modules linked in: [ 76.040006][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.041549][ T7073] Tainted: [W]=WARN [ 76.042143][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.043566][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.044803][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.045792][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.046764][ T7073] sp : ffff8000a1e87140 [ 76.047408][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e26815e0 x27: 1fffe0001c4d02bc [ 76.048647][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.049852][ T7073] x23: ffff0000e26815b8 x22: 0000000000000000 x21: dfff800000000000 [ 76.051066][ T7073] x20: ffff0000d336a068 x19: ffff0000d336a000 x18: 00000000ffffffff [ 76.052290][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.053555][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.054734][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.055972][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 76.057128][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 76.058258][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.059430][ T7073] Call trace: [ 76.059935][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.060897][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.061657][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.062477][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.063266][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.064075][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.064861][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.065659][ T7073] iput+0x1cc/0x83c [ 76.066195][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.066945][ T7073] __dentry_kill+0x170/0x594 [ 76.067660][ T7073] shrink_kill+0xd4/0x2cc [ 76.068317][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.069135][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.069894][ T7073] do_one_tree+0x2c/0xf0 [ 76.070553][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.071426][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.072224][ T7073] kill_block_super+0x44/0x90 [ 76.073046][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.073763][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.074620][ T7073] deactivate_super+0xe0/0x100 [ 76.075343][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.075978][ T7073] __cleanup_mnt+0x20/0x30 [ 76.076720][ T7073] task_work_run+0x1dc/0x260 [ 76.077425][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.078218][ T7073] el0_svc+0x170/0x254 [ 76.078857][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.079714][ T7073] el0t_64_sync+0x198/0x19c [ 76.080438][ T7073] irq event stamp: 454736 [ 76.081129][ T7073] hardirqs last enabled at (454735): [] irqentry_exit+0xd8/0x108 [ 76.082520][ T7073] hardirqs last disabled at (454736): [] el1_brk64+0x20/0x54 [ 76.083759][ T7073] softirqs last enabled at (454728): [] local_bh_enable+0x10/0x34 [ 76.085130][ T7073] softirqs last disabled at (454726): [] local_bh_disable+0x10/0x34 [ 76.086535][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.111488][ T7414] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 76.132017][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.132118][ T7073] ------------[ cut here ]------------ [ 76.132122][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.136934][ T7073] Modules linked in: [ 76.137511][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.139034][ T7073] Tainted: [W]=WARN [ 76.139575][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.141031][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.142178][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.143219][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.144268][ T7073] sp : ffff8000a1e87140 [ 76.144897][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a1bc20 x27: 1fffe0001eb43784 [ 76.146212][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.147598][ T7073] x23: ffff0000f5a1bbf8 x22: 0000000000000000 x21: dfff800000000000 [ 76.148874][ T7073] x20: ffff0000cd460068 x19: ffff0000cd460000 x18: 1fffe00033771c88 [ 76.150130][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.151377][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.152720][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.153937][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 76.155291][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 76.156648][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.157894][ T7073] Call trace: [ 76.158405][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.159373][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.160183][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.161011][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.161810][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.162666][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.163395][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.164141][ T7073] iput+0x1cc/0x83c [ 76.164742][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.165505][ T7073] __dentry_kill+0x170/0x594 [ 76.166169][ T7073] shrink_kill+0xd4/0x2cc [ 76.166783][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.167519][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.168271][ T7073] do_one_tree+0x2c/0xf0 [ 76.168904][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.169767][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.170526][ T7073] kill_block_super+0x44/0x90 [ 76.171202][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.171870][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.172624][ T7073] deactivate_super+0xe0/0x100 [ 76.173340][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.174057][ T7073] __cleanup_mnt+0x20/0x30 [ 76.174776][ T7073] task_work_run+0x1dc/0x260 [ 76.175500][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.176272][ T7073] el0_svc+0x170/0x254 [ 76.176991][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.177841][ T7073] el0t_64_sync+0x198/0x19c [ 76.178561][ T7073] irq event stamp: 460750 [ 76.179316][ T7073] hardirqs last enabled at (460749): [] irqentry_exit+0xd8/0x108 [ 76.180926][ T7073] hardirqs last disabled at (460750): [] el1_brk64+0x20/0x54 [ 76.182376][ T7073] softirqs last enabled at (460742): [] local_bh_enable+0x10/0x34 [ 76.184011][ T7073] softirqs last disabled at (460740): [] local_bh_disable+0x10/0x34 [ 76.185611][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.203338][ T7418] loop0: detected capacity change from 0 to 1024 [ 76.230307][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.232374][ T7073] ------------[ cut here ]------------ [ 76.232382][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.234902][ T7073] Modules linked in: [ 76.235543][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.237264][ T7073] Tainted: [W]=WARN [ 76.237869][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.239581][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.240908][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.241991][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.243081][ T7073] sp : ffff8000a1e87140 [ 76.243788][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2687580 x27: 1fffe0001c4d0eb0 [ 76.245099][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.246405][ T7073] x23: ffff0000e2687558 x22: 0000000000000000 x21: dfff800000000000 [ 76.247640][ T7073] x20: ffff0000caa70068 x19: ffff0000caa70000 x18: 1fffe00033776488 [ 76.248833][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.250215][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.251627][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.252878][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 76.254106][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 76.255411][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.256722][ T7073] Call trace: [ 76.257253][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.258321][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.259169][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.260056][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.260937][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.261760][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.262479][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.263276][ T7073] iput+0x1cc/0x83c [ 76.263923][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.264757][ T7073] __dentry_kill+0x170/0x594 [ 76.265479][ T7073] shrink_kill+0xd4/0x2cc [ 76.266167][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.266971][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.267775][ T7073] do_one_tree+0x2c/0xf0 [ 76.268465][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.269308][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.270159][ T7073] kill_block_super+0x44/0x90 [ 76.270877][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.271548][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.272384][ T7073] deactivate_super+0xe0/0x100 [ 76.273131][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.273831][ T7073] __cleanup_mnt+0x20/0x30 [ 76.274556][ T7073] task_work_run+0x1dc/0x260 [ 76.275294][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.276156][ T7073] el0_svc+0x170/0x254 [ 76.276795][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.277556][ T7073] el0t_64_sync+0x198/0x19c [ 76.278212][ T7073] irq event stamp: 466520 [ 76.278919][ T7073] hardirqs last enabled at (466519): [] finish_lock_switch+0xb0/0x1c0 [ 76.280392][ T7073] hardirqs last disabled at (466520): [] el1_brk64+0x20/0x54 [ 76.281961][ T7073] softirqs last enabled at (466510): [] local_bh_enable+0x10/0x34 [ 76.283592][ T7073] softirqs last disabled at (466508): [] local_bh_disable+0x10/0x34 [ 76.285173][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.302088][ T7422] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 76.331841][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.331932][ T7073] ------------[ cut here ]------------ [ 76.331936][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.336981][ T7073] Modules linked in: [ 76.337641][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.339388][ T7073] Tainted: [W]=WARN [ 76.340018][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.341634][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.342892][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.343940][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.345007][ T7073] sp : ffff8000a1e87140 [ 76.345674][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a1ebf0 x27: 1fffe0001eb43d7e [ 76.346991][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.348235][ T7073] x23: ffff0000f5a1ebc8 x22: 0000000000000000 x21: dfff800000000000 [ 76.349476][ T7073] x20: ffff0000de6a6068 x19: ffff0000de6a6000 x18: 1fffe00033771c88 [ 76.350669][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.351842][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.352958][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.354172][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 76.355362][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 76.356718][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.357997][ T7073] Call trace: [ 76.358543][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.359569][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.360420][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.361372][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.362288][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.363197][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.363962][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.364784][ T7073] iput+0x1cc/0x83c [ 76.365400][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.366272][ T7073] __dentry_kill+0x170/0x594 [ 76.367026][ T7073] shrink_kill+0xd4/0x2cc [ 76.367774][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.368613][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.369343][ T7073] do_one_tree+0x2c/0xf0 [ 76.370001][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.370807][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.371638][ T7073] kill_block_super+0x44/0x90 [ 76.372344][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.372989][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.373778][ T7073] deactivate_super+0xe0/0x100 [ 76.374483][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.375143][ T7073] __cleanup_mnt+0x20/0x30 [ 76.375892][ T7073] task_work_run+0x1dc/0x260 [ 76.376598][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.377398][ T7073] el0_svc+0x170/0x254 [ 76.378040][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.378849][ T7073] el0t_64_sync+0x198/0x19c [ 76.379571][ T7073] irq event stamp: 472542 [ 76.380187][ T7073] hardirqs last enabled at (472541): [] irqentry_exit+0xd8/0x108 [ 76.381508][ T7073] hardirqs last disabled at (472542): [] el1_brk64+0x20/0x54 [ 76.382812][ T7073] softirqs last enabled at (472534): [] local_bh_enable+0x10/0x34 [ 76.384062][ T7073] softirqs last disabled at (472532): [] local_bh_disable+0x10/0x34 [ 76.385318][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.403067][ T7426] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 76.418802][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.418891][ T7073] ------------[ cut here ]------------ [ 76.418895][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.423648][ T7073] Modules linked in: [ 76.424265][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.425928][ T7073] Tainted: [W]=WARN [ 76.426518][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.428072][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.429290][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.430240][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.431196][ T7073] sp : ffff8000a1e87140 [ 76.431795][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a195e0 x27: 1fffe0001eb432bc [ 76.433115][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.434359][ T7073] x23: ffff0000f5a195b8 x22: 0000000000000000 x21: dfff800000000000 [ 76.435616][ T7073] x20: ffff0000d1d4c068 x19: ffff0000d1d4c000 x18: 1fffe00033771c88 [ 76.436869][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.438094][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.439259][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.440453][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 76.441634][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 76.442963][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.444125][ T7073] Call trace: [ 76.444607][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.445630][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.446454][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.447326][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.448177][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.448992][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.449735][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.450514][ T7073] iput+0x1cc/0x83c [ 76.451090][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.451942][ T7073] __dentry_kill+0x170/0x594 [ 76.452640][ T7073] shrink_kill+0xd4/0x2cc [ 76.453326][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.454132][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.454959][ T7073] do_one_tree+0x2c/0xf0 [ 76.455647][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.456533][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.457390][ T7073] kill_block_super+0x44/0x90 [ 76.458112][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.458780][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.459645][ T7073] deactivate_super+0xe0/0x100 [ 76.460400][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.461163][ T7073] __cleanup_mnt+0x20/0x30 [ 76.461843][ T7073] task_work_run+0x1dc/0x260 [ 76.462596][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.463466][ T7073] el0_svc+0x170/0x254 [ 76.464155][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.464972][ T7073] el0t_64_sync+0x198/0x19c [ 76.465710][ T7073] irq event stamp: 479420 [ 76.466391][ T7073] hardirqs last enabled at (479419): [] irqentry_exit+0xd8/0x108 [ 76.467855][ T7073] hardirqs last disabled at (479420): [] el1_brk64+0x20/0x54 [ 76.469295][ T7073] softirqs last enabled at (479412): [] local_bh_enable+0x10/0x34 [ 76.470834][ T7073] softirqs last disabled at (479410): [] local_bh_disable+0x10/0x34 [ 76.472347][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.488325][ T7430] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 76.515411][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.515505][ T7073] ------------[ cut here ]------------ [ 76.515509][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.520218][ T7073] Modules linked in: [ 76.520756][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.522362][ T7073] Tainted: [W]=WARN [ 76.522894][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.524534][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.525698][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.526697][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.527638][ T7073] sp : ffff8000a1e87140 [ 76.528255][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a19f70 x27: 1fffe0001eb433ee [ 76.529502][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.530695][ T7073] x23: ffff0000f5a19f48 x22: 0000000000000000 x21: dfff800000000000 [ 76.531919][ T7073] x20: ffff0000cbb38068 x19: ffff0000cbb38000 x18: 1fffe00033771c88 [ 76.533082][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.534311][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.535527][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.536861][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 76.538153][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 76.539461][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.540769][ T7073] Call trace: [ 76.541281][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.542358][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.543131][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.543986][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.544873][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.545650][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.546429][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.547177][ T7073] iput+0x1cc/0x83c [ 76.547729][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.548547][ T7073] __dentry_kill+0x170/0x594 [ 76.549219][ T7073] shrink_kill+0xd4/0x2cc [ 76.549936][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.550750][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.551551][ T7073] do_one_tree+0x2c/0xf0 [ 76.552228][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.553094][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.553946][ T7073] kill_block_super+0x44/0x90 [ 76.554700][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.555436][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.556302][ T7073] deactivate_super+0xe0/0x100 [ 76.556974][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.557605][ T7073] __cleanup_mnt+0x20/0x30 [ 76.558243][ T7073] task_work_run+0x1dc/0x260 [ 76.558904][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.559705][ T7073] el0_svc+0x170/0x254 [ 76.560356][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.561085][ T7073] el0t_64_sync+0x198/0x19c [ 76.561866][ T7073] irq event stamp: 486080 [ 76.562543][ T7073] hardirqs last enabled at (486079): [] irqentry_exit+0xd8/0x108 [ 76.564006][ T7073] hardirqs last disabled at (486080): [] el1_brk64+0x20/0x54 [ 76.565351][ T7073] softirqs last enabled at (486072): [] local_bh_enable+0x10/0x34 [ 76.566870][ T7073] softirqs last disabled at (486070): [] local_bh_disable+0x10/0x34 [ 76.568323][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.592695][ T7434] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 76.612265][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.612360][ T7073] ------------[ cut here ]------------ [ 76.612365][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.617517][ T7073] Modules linked in: [ 76.618199][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.619976][ T7073] Tainted: [W]=WARN [ 76.620626][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.622158][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.623387][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.624409][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.625422][ T7073] sp : ffff8000a1e87140 [ 76.626051][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2653290 x27: 1fffe0001c4ca652 [ 76.627223][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.628415][ T7073] x23: ffff0000e2653268 x22: 0000000000000000 x21: dfff800000000000 [ 76.629585][ T7073] x20: ffff0000d8e7a068 x19: ffff0000d8e7a000 x18: 1fffe00033771c88 [ 76.630869][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.632190][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.633478][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.634793][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 76.636091][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 76.637334][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.638710][ T7073] Call trace: [ 76.639232][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.640180][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.640905][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.641873][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.642914][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.643802][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.644552][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.645385][ T7073] iput+0x1cc/0x83c [ 76.645969][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.646946][ T7073] __dentry_kill+0x170/0x594 [ 76.647657][ T7073] shrink_kill+0xd4/0x2cc [ 76.648330][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.649118][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.649963][ T7073] do_one_tree+0x2c/0xf0 [ 76.650616][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.651517][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.652316][ T7073] kill_block_super+0x44/0x90 [ 76.653104][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.653795][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.654663][ T7073] deactivate_super+0xe0/0x100 [ 76.655438][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.656125][ T7073] __cleanup_mnt+0x20/0x30 [ 76.656757][ T7073] task_work_run+0x1dc/0x260 [ 76.657468][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.658316][ T7073] el0_svc+0x170/0x254 [ 76.658962][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.659767][ T7073] el0t_64_sync+0x198/0x19c [ 76.660455][ T7073] irq event stamp: 491510 [ 76.661137][ T7073] hardirqs last enabled at (491509): [] irqentry_exit+0xd8/0x108 [ 76.662559][ T7073] hardirqs last disabled at (491510): [] el1_brk64+0x20/0x54 [ 76.663903][ T7073] softirqs last enabled at (491502): [] local_bh_enable+0x10/0x34 [ 76.665287][ T7073] softirqs last disabled at (491500): [] local_bh_disable+0x10/0x34 [ 76.666748][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.691188][ T7438] loop0: detected capacity change from 0 to 1024 [ 76.709371][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.711364][ T7073] ------------[ cut here ]------------ [ 76.711370][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.714136][ T7073] Modules linked in: [ 76.714786][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.716392][ T7073] Tainted: [W]=WARN [ 76.716962][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.718552][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.719783][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.720790][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.721759][ T7073] sp : ffff8000a1e87140 [ 76.722384][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e265e260 x27: 1fffe0001c4cbc4c [ 76.723651][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.724933][ T7073] x23: ffff0000e265e238 x22: 0000000000000000 x21: dfff800000000000 [ 76.726138][ T7073] x20: ffff0000d6d1a068 x19: ffff0000d6d1a000 x18: 1fffe00033776488 [ 76.727390][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.728680][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.729976][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.731270][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 76.732532][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 76.733761][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.735037][ T7073] Call trace: [ 76.735573][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.736643][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.737450][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.738352][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.739210][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.740064][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.740778][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.741533][ T7073] iput+0x1cc/0x83c [ 76.742089][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.742891][ T7073] __dentry_kill+0x170/0x594 [ 76.743566][ T7073] shrink_kill+0xd4/0x2cc [ 76.744208][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.744944][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.745753][ T7073] do_one_tree+0x2c/0xf0 [ 76.746462][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.747437][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.748320][ T7073] kill_block_super+0x44/0x90 [ 76.749122][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.749864][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.750759][ T7073] deactivate_super+0xe0/0x100 [ 76.751574][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.752362][ T7073] __cleanup_mnt+0x20/0x30 [ 76.753083][ T7073] task_work_run+0x1dc/0x260 [ 76.753791][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.754587][ T7073] el0_svc+0x170/0x254 [ 76.755283][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.756206][ T7073] el0t_64_sync+0x198/0x19c [ 76.757016][ T7073] irq event stamp: 498032 [ 76.757731][ T7073] hardirqs last enabled at (498031): [] finish_lock_switch+0xb0/0x1c0 [ 76.759379][ T7073] hardirqs last disabled at (498032): [] el1_brk64+0x20/0x54 [ 76.760910][ T7073] softirqs last enabled at (498022): [] local_bh_enable+0x10/0x34 [ 76.762495][ T7073] softirqs last disabled at (498020): [] local_bh_disable+0x10/0x34 [ 76.764203][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.781627][ T7442] loop0: detected capacity change from 0 to 1024 [ 76.799472][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.801808][ T7073] ------------[ cut here ]------------ [ 76.801817][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.804322][ T7073] Modules linked in: [ 76.804925][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.806602][ T7073] Tainted: [W]=WARN [ 76.807169][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.808743][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.810020][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.810992][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.811947][ T7073] sp : ffff8000a1e87140 [ 76.812602][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2656260 x27: 1fffe0001c4cac4c [ 76.813936][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.815221][ T7073] x23: ffff0000e2656238 x22: 0000000000000000 x21: dfff800000000000 [ 76.816501][ T7073] x20: ffff0000d8732068 x19: ffff0000d8732000 x18: 00000000ffffffff [ 76.817709][ T7073] x17: ffff800093605000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.818942][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.820200][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.821569][ T7073] x8 : c65976e77d77b900 x7 : ffff800080449134 x6 : ffff800080de811c [ 76.822910][ T7073] x5 : ffff0000e2884d80 x4 : ffff8000a1e867d0 x3 : ffff8000807d446c [ 76.824178][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.825478][ T7073] Call trace: [ 76.825995][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.827062][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.827862][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.828701][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.829607][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.830401][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.831138][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.831855][ T7073] iput+0x1cc/0x83c [ 76.832404][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.833163][ T7073] __dentry_kill+0x170/0x594 [ 76.833820][ T7073] shrink_kill+0xd4/0x2cc [ 76.834490][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.835256][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.836064][ T7073] do_one_tree+0x2c/0xf0 [ 76.836738][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.837553][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.838373][ T7073] kill_block_super+0x44/0x90 [ 76.839113][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.839778][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.840555][ T7073] deactivate_super+0xe0/0x100 [ 76.841278][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.842001][ T7073] __cleanup_mnt+0x20/0x30 [ 76.842709][ T7073] task_work_run+0x1dc/0x260 [ 76.843496][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.844341][ T7073] el0_svc+0x170/0x254 [ 76.845019][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.845832][ T7073] el0t_64_sync+0x198/0x19c [ 76.846521][ T7073] irq event stamp: 503676 [ 76.847176][ T7073] hardirqs last enabled at (503675): [] call_rcu+0x65c/0x978 [ 76.848588][ T7073] hardirqs last disabled at (503676): [] el1_brk64+0x20/0x54 [ 76.849924][ T7073] softirqs last enabled at (503656): [] local_bh_enable+0x10/0x34 [ 76.851365][ T7073] softirqs last disabled at (503654): [] local_bh_disable+0x10/0x34 [ 76.852801][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.868523][ T7446] loop0: detected capacity change from 0 to 1024 [ 76.889599][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.891655][ T7073] ------------[ cut here ]------------ [ 76.891664][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.894246][ T7073] Modules linked in: [ 76.894890][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.896442][ T7073] Tainted: [W]=WARN [ 76.897079][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.898640][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.899864][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.900777][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.901795][ T7073] sp : ffff8000a1e87140 [ 76.902481][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e26545b0 x27: 1fffe0001c4ca8b6 [ 76.903797][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.905073][ T7073] x23: ffff0000e2654588 x22: 0000000000000000 x21: dfff800000000000 [ 76.906357][ T7073] x20: ffff0000c9d8c068 x19: ffff0000c9d8c000 x18: 1fffe00033771c88 [ 76.907667][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 76.908977][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 76.910264][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 76.911560][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 76.912895][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 76.914270][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.915577][ T7073] Call trace: [ 76.916089][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 76.917201][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 76.918053][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 76.919106][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 76.919987][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 76.920880][ T7073] ext4_dirty_inode+0xd4/0x104 [ 76.921614][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 76.922540][ T7073] iput+0x1cc/0x83c [ 76.923201][ T7073] dentry_unlink_inode+0x384/0x45c [ 76.924070][ T7073] __dentry_kill+0x170/0x594 [ 76.924823][ T7073] shrink_kill+0xd4/0x2cc [ 76.925491][ T7073] shrink_dentry_list+0x31c/0x6cc [ 76.926318][ T7073] shrink_dcache_parent+0xac/0x27c [ 76.927202][ T7073] do_one_tree+0x2c/0xf0 [ 76.927939][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 76.928836][ T7073] generic_shutdown_super+0x68/0x2b8 [ 76.929657][ T7073] kill_block_super+0x44/0x90 [ 76.930431][ T7073] ext4_kill_sb+0x68/0xa4 [ 76.931147][ T7073] deactivate_locked_super+0xc4/0x12c [ 76.931952][ T7073] deactivate_super+0xe0/0x100 [ 76.932665][ T7073] cleanup_mnt+0x31c/0x3ac [ 76.933372][ T7073] __cleanup_mnt+0x20/0x30 [ 76.933985][ T7073] task_work_run+0x1dc/0x260 [ 76.934734][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 76.935517][ T7073] el0_svc+0x170/0x254 [ 76.936160][ T7073] el0t_64_sync_handler+0x84/0x12c [ 76.937055][ T7073] el0t_64_sync+0x198/0x19c [ 76.937765][ T7073] irq event stamp: 509398 [ 76.938374][ T7073] hardirqs last enabled at (509397): [] finish_lock_switch+0xb0/0x1c0 [ 76.939923][ T7073] hardirqs last disabled at (509398): [] el1_brk64+0x20/0x54 [ 76.941352][ T7073] softirqs last enabled at (509388): [] local_bh_enable+0x10/0x34 [ 76.942895][ T7073] softirqs last disabled at (509386): [] local_bh_disable+0x10/0x34 [ 76.944493][ T7073] ---[ end trace 0000000000000000 ]--- [ 76.959434][ T7450] loop0: detected capacity change from 0 to 1024 [ 76.981570][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 76.984054][ T7073] ------------[ cut here ]------------ [ 76.984061][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.986438][ T7073] Modules linked in: [ 76.987012][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.988590][ T7073] Tainted: [W]=WARN [ 76.989134][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.990529][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.991609][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.992496][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 76.993446][ T7073] sp : ffff8000a1e87140 [ 76.994069][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e265cf40 x27: 1fffe0001c4cb9e8 [ 76.995415][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 76.996712][ T7073] x23: ffff0000e265cf18 x22: 0000000000000000 x21: dfff800000000000 [ 76.997905][ T7073] x20: ffff0000cf9fc068 x19: ffff0000cf9fc000 x18: 1fffe00033771c88 [ 76.999219][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.000559][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.001821][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.003035][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 77.004274][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 77.005517][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.006867][ T7073] Call trace: [ 77.007433][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.008488][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.009265][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.010229][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.011109][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.011872][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.012581][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.013334][ T7073] iput+0x1cc/0x83c [ 77.013925][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.014725][ T7073] __dentry_kill+0x170/0x594 [ 77.015382][ T7073] shrink_kill+0xd4/0x2cc [ 77.016085][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.016824][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.017658][ T7073] do_one_tree+0x2c/0xf0 [ 77.018390][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.019259][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.020176][ T7073] kill_block_super+0x44/0x90 [ 77.020928][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.021612][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.022469][ T7073] deactivate_super+0xe0/0x100 [ 77.023182][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.023832][ T7073] __cleanup_mnt+0x20/0x30 [ 77.024530][ T7073] task_work_run+0x1dc/0x260 [ 77.025309][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.026190][ T7073] el0_svc+0x170/0x254 [ 77.026868][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.027679][ T7073] el0t_64_sync+0x198/0x19c [ 77.028399][ T7073] irq event stamp: 514894 [ 77.029015][ T7073] hardirqs last enabled at (514893): [] finish_lock_switch+0xb0/0x1c0 [ 77.030558][ T7073] hardirqs last disabled at (514894): [] el1_brk64+0x20/0x54 [ 77.031857][ T7073] softirqs last enabled at (514884): [] local_bh_enable+0x10/0x34 [ 77.033324][ T7073] softirqs last disabled at (514882): [] local_bh_disable+0x10/0x34 [ 77.034818][ T7073] ---[ end trace 0000000000000000 ]--- 1970/01/01 00:01:17 executed programs: 64 [ 77.056005][ T7454] loop0: detected capacity change from 0 to 1024 [ 77.072561][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.074800][ T7073] ------------[ cut here ]------------ [ 77.074808][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.077543][ T7073] Modules linked in: [ 77.078196][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.079956][ T7073] Tainted: [W]=WARN [ 77.080587][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.082159][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.083388][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.084468][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.085530][ T7073] sp : ffff8000a1e87140 [ 77.086224][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59202c0 x27: 1fffe0001eb24058 [ 77.087510][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.088787][ T7073] x23: ffff0000f5920298 x22: 0000000000000000 x21: dfff800000000000 [ 77.090147][ T7073] x20: ffff0000ca5fe068 x19: ffff0000ca5fe000 x18: 1fffe00033771c88 [ 77.091424][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.092721][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.094037][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.095401][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 77.096706][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 77.098023][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.099314][ T7073] Call trace: [ 77.099832][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.100900][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.101820][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.102823][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.103791][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.104692][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.105453][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.106265][ T7073] iput+0x1cc/0x83c [ 77.106859][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.107692][ T7073] __dentry_kill+0x170/0x594 [ 77.108427][ T7073] shrink_kill+0xd4/0x2cc [ 77.109106][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.109939][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.110792][ T7073] do_one_tree+0x2c/0xf0 [ 77.111511][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.112408][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.113259][ T7073] kill_block_super+0x44/0x90 [ 77.113977][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.114627][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.115534][ T7073] deactivate_super+0xe0/0x100 [ 77.116294][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.117027][ T7073] __cleanup_mnt+0x20/0x30 [ 77.117757][ T7073] task_work_run+0x1dc/0x260 [ 77.118471][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.119288][ T7073] el0_svc+0x170/0x254 [ 77.119949][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.120774][ T7073] el0t_64_sync+0x198/0x19c [ 77.121431][ T7073] irq event stamp: 520756 [ 77.122160][ T7073] hardirqs last enabled at (520755): [] finish_lock_switch+0xb0/0x1c0 [ 77.123734][ T7073] hardirqs last disabled at (520756): [] el1_brk64+0x20/0x54 [ 77.125127][ T7073] softirqs last enabled at (520746): [] local_bh_enable+0x10/0x34 [ 77.126606][ T7073] softirqs last disabled at (520744): [] local_bh_disable+0x10/0x34 [ 77.128145][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.152093][ T7458] loop0: detected capacity change from 0 to 1024 [ 77.175486][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.177524][ T7073] ------------[ cut here ]------------ [ 77.177532][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.179950][ T7073] Modules linked in: [ 77.180582][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.182269][ T7073] Tainted: [W]=WARN [ 77.182930][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.184553][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.185789][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.186721][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.187717][ T7073] sp : ffff8000a1e87140 [ 77.188380][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a245b0 x27: 1fffe0001eb448b6 [ 77.189694][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.190937][ T7073] x23: ffff0000f5a24588 x22: 0000000000000000 x21: dfff800000000000 [ 77.192158][ T7073] x20: ffff0000d05f6068 x19: ffff0000d05f6000 x18: 1fffe00033771c88 [ 77.193481][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.194794][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.196069][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.197365][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 77.198666][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 77.200042][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.201382][ T7073] Call trace: [ 77.201945][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.203032][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.203936][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.204853][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.205723][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.206573][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.207390][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.208253][ T7073] iput+0x1cc/0x83c [ 77.208885][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.209679][ T7073] __dentry_kill+0x170/0x594 [ 77.210433][ T7073] shrink_kill+0xd4/0x2cc [ 77.211135][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.211975][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.212785][ T7073] do_one_tree+0x2c/0xf0 [ 77.213484][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.214353][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.215209][ T7073] kill_block_super+0x44/0x90 [ 77.215983][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.216723][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.217630][ T7073] deactivate_super+0xe0/0x100 [ 77.218424][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.219171][ T7073] __cleanup_mnt+0x20/0x30 [ 77.219847][ T7073] task_work_run+0x1dc/0x260 [ 77.220554][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.221429][ T7073] el0_svc+0x170/0x254 [ 77.222085][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.223015][ T7073] el0t_64_sync+0x198/0x19c [ 77.223724][ T7073] irq event stamp: 527380 [ 77.224437][ T7073] hardirqs last enabled at (527379): [] finish_lock_switch+0xb0/0x1c0 [ 77.226123][ T7073] hardirqs last disabled at (527380): [] el1_brk64+0x20/0x54 [ 77.227579][ T7073] softirqs last enabled at (527370): [] local_bh_enable+0x10/0x34 [ 77.229104][ T7073] softirqs last disabled at (527368): [] local_bh_disable+0x10/0x34 [ 77.230685][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.248885][ T7462] loop0: detected capacity change from 0 to 1024 [ 77.271259][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.273439][ T7073] ------------[ cut here ]------------ [ 77.273446][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.275909][ T7073] Modules linked in: [ 77.276501][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.277939][ T7073] Tainted: [W]=WARN [ 77.278505][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.279964][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.281107][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.282122][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.283036][ T7073] sp : ffff8000a1e87140 [ 77.283644][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5922900 x27: 1fffe0001eb24520 [ 77.284867][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.286145][ T7073] x23: ffff0000f59228d8 x22: 0000000000000000 x21: dfff800000000000 [ 77.287442][ T7073] x20: ffff0000caa2e068 x19: ffff0000caa2e000 x18: 1fffe00033776488 [ 77.288826][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.290126][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.291457][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.292762][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 77.294047][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 77.295347][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.296630][ T7073] Call trace: [ 77.297149][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.298164][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.298978][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.299876][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.300723][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.301537][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.302270][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.303048][ T7073] iput+0x1cc/0x83c [ 77.303583][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.304384][ T7073] __dentry_kill+0x170/0x594 [ 77.305122][ T7073] shrink_kill+0xd4/0x2cc [ 77.305852][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.306750][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.307637][ T7073] do_one_tree+0x2c/0xf0 [ 77.308315][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.309155][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.310005][ T7073] kill_block_super+0x44/0x90 [ 77.310720][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.311404][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.312338][ T7073] deactivate_super+0xe0/0x100 [ 77.313135][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.313881][ T7073] __cleanup_mnt+0x20/0x30 [ 77.314628][ T7073] task_work_run+0x1dc/0x260 [ 77.315393][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.316237][ T7073] el0_svc+0x170/0x254 [ 77.316868][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.317679][ T7073] el0t_64_sync+0x198/0x19c [ 77.318407][ T7073] irq event stamp: 533236 [ 77.319158][ T7073] hardirqs last enabled at (533235): [] finish_lock_switch+0xb0/0x1c0 [ 77.320788][ T7073] hardirqs last disabled at (533236): [] el1_brk64+0x20/0x54 [ 77.322326][ T7073] softirqs last enabled at (533226): [] local_bh_enable+0x10/0x34 [ 77.323891][ T7073] softirqs last disabled at (533224): [] local_bh_disable+0x10/0x34 [ 77.325320][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.353482][ T7466] loop0: detected capacity change from 0 to 1024 [ 77.379578][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.381735][ T7073] ------------[ cut here ]------------ [ 77.381743][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.384286][ T7073] Modules linked in: [ 77.384933][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.386621][ T7073] Tainted: [W]=WARN [ 77.387168][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.388774][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.390097][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.391138][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.392200][ T7073] sp : ffff8000a1e87140 [ 77.392873][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a23290 x27: 1fffe0001eb44652 [ 77.394277][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.395617][ T7073] x23: ffff0000f5a23268 x22: 0000000000000000 x21: dfff800000000000 [ 77.396929][ T7073] x20: ffff0000d1e2a068 x19: ffff0000d1e2a000 x18: 1fffe00033776488 [ 77.398212][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.399525][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.400849][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.402187][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 77.403533][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 77.404870][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.406238][ T7073] Call trace: [ 77.406776][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.407829][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.408667][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.409636][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.410536][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.411466][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.412232][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.413079][ T7073] iput+0x1cc/0x83c [ 77.413676][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.414497][ T7073] __dentry_kill+0x170/0x594 [ 77.415272][ T7073] shrink_kill+0xd4/0x2cc [ 77.415986][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.416810][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.417644][ T7073] do_one_tree+0x2c/0xf0 [ 77.418344][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.419241][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.420151][ T7073] kill_block_super+0x44/0x90 [ 77.420883][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.421574][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.422431][ T7073] deactivate_super+0xe0/0x100 [ 77.423147][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.423808][ T7073] __cleanup_mnt+0x20/0x30 [ 77.424529][ T7073] task_work_run+0x1dc/0x260 [ 77.425297][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.426162][ T7073] el0_svc+0x170/0x254 [ 77.426839][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.427707][ T7073] el0t_64_sync+0x198/0x19c [ 77.428515][ T7073] irq event stamp: 539122 [ 77.429212][ T7073] hardirqs last enabled at (539121): [] finish_lock_switch+0xb0/0x1c0 [ 77.430796][ T7073] hardirqs last disabled at (539122): [] el1_brk64+0x20/0x54 [ 77.432194][ T7073] softirqs last enabled at (539112): [] local_bh_enable+0x10/0x34 [ 77.433684][ T7073] softirqs last disabled at (539110): [] local_bh_disable+0x10/0x34 [ 77.435194][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.451302][ T7470] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 77.469475][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.469579][ T7073] ------------[ cut here ]------------ [ 77.469583][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.474466][ T7073] Modules linked in: [ 77.475046][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.476599][ T7073] Tainted: [W]=WARN [ 77.477159][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.478541][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.479787][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.480774][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.481733][ T7073] sp : ffff8000a1e87140 [ 77.482434][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a202c0 x27: 1fffe0001eb44058 [ 77.483722][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.485041][ T7073] x23: ffff0000f5a20298 x22: 0000000000000000 x21: dfff800000000000 [ 77.486366][ T7073] x20: ffff0000c8cfe068 x19: ffff0000c8cfe000 x18: 1fffe00033771c88 [ 77.487559][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.488680][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.489880][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.491178][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 77.492363][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 77.493636][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.494938][ T7073] Call trace: [ 77.495443][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.496565][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.497469][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.498473][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.499369][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.500260][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.501000][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.501816][ T7073] iput+0x1cc/0x83c [ 77.502444][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.503290][ T7073] __dentry_kill+0x170/0x594 [ 77.504007][ T7073] shrink_kill+0xd4/0x2cc [ 77.504741][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.505546][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.506383][ T7073] do_one_tree+0x2c/0xf0 [ 77.507055][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.507951][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.508790][ T7073] kill_block_super+0x44/0x90 [ 77.509584][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.510367][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.511276][ T7073] deactivate_super+0xe0/0x100 [ 77.512018][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.512709][ T7073] __cleanup_mnt+0x20/0x30 [ 77.513406][ T7073] task_work_run+0x1dc/0x260 [ 77.514106][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.514896][ T7073] el0_svc+0x170/0x254 [ 77.515490][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.516270][ T7073] el0t_64_sync+0x198/0x19c [ 77.516961][ T7073] irq event stamp: 544318 [ 77.517708][ T7073] hardirqs last enabled at (544317): [] irqentry_exit+0xd8/0x108 [ 77.519177][ T7073] hardirqs last disabled at (544318): [] el1_brk64+0x20/0x54 [ 77.520599][ T7073] softirqs last enabled at (544310): [] local_bh_enable+0x10/0x34 [ 77.521998][ T7073] softirqs last disabled at (544308): [] local_bh_disable+0x10/0x34 [ 77.523467][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.539642][ T7474] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 77.559275][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.559368][ T7073] ------------[ cut here ]------------ [ 77.559372][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.564290][ T7073] Modules linked in: [ 77.564899][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.566524][ T7073] Tainted: [W]=WARN [ 77.567111][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.568583][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.569655][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.570709][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.571757][ T7073] sp : ffff8000a1e87140 [ 77.572399][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a13290 x27: 1fffe0001eb42652 [ 77.573664][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.574960][ T7073] x23: ffff0000f5a13268 x22: 0000000000000000 x21: dfff800000000000 [ 77.576270][ T7073] x20: ffff0000dd288068 x19: ffff0000dd288000 x18: 1fffe00033771c88 [ 77.577628][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.578792][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.580115][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.581392][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 77.582720][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 77.583988][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.585254][ T7073] Call trace: [ 77.585770][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.586727][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.587579][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.588528][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.589379][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.590188][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.591027][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.591812][ T7073] iput+0x1cc/0x83c [ 77.592424][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.593188][ T7073] __dentry_kill+0x170/0x594 [ 77.593835][ T7073] shrink_kill+0xd4/0x2cc [ 77.594481][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.595232][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.595985][ T7073] do_one_tree+0x2c/0xf0 [ 77.596596][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.597353][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.598227][ T7073] kill_block_super+0x44/0x90 [ 77.598960][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.599669][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.600566][ T7073] deactivate_super+0xe0/0x100 [ 77.601363][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.602049][ T7073] __cleanup_mnt+0x20/0x30 [ 77.602722][ T7073] task_work_run+0x1dc/0x260 [ 77.603431][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.604259][ T7073] el0_svc+0x170/0x254 [ 77.604858][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.605634][ T7073] el0t_64_sync+0x198/0x19c [ 77.606301][ T7073] irq event stamp: 549994 [ 77.606969][ T7073] hardirqs last enabled at (549993): [] irqentry_exit+0xd8/0x108 [ 77.608365][ T7073] hardirqs last disabled at (549994): [] el1_brk64+0x20/0x54 [ 77.609733][ T7073] softirqs last enabled at (549986): [] local_bh_enable+0x10/0x34 [ 77.611261][ T7073] softirqs last disabled at (549984): [] local_bh_disable+0x10/0x34 [ 77.612814][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.632022][ T7478] loop0: detected capacity change from 0 to 1024 [ 77.661362][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.663489][ T7073] ------------[ cut here ]------------ [ 77.663496][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.666088][ T7073] Modules linked in: [ 77.666722][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.668429][ T7073] Tainted: [W]=WARN [ 77.669060][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.670737][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.671960][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.673066][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.674153][ T7073] sp : ffff8000a1e87140 [ 77.674880][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e25215e0 x27: 1fffe0001c4a42bc [ 77.676279][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.677670][ T7073] x23: ffff0000e25215b8 x22: 0000000000000000 x21: dfff800000000000 [ 77.679005][ T7073] x20: ffff0000d2488068 x19: ffff0000d2488000 x18: 1fffe00033776488 [ 77.680288][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.681571][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.682867][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.684138][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 77.685427][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 77.686727][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.688020][ T7073] Call trace: [ 77.688549][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.689608][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.690482][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.691375][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.692283][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.693135][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.693918][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.694761][ T7073] iput+0x1cc/0x83c [ 77.695344][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.696149][ T7073] __dentry_kill+0x170/0x594 [ 77.696893][ T7073] shrink_kill+0xd4/0x2cc [ 77.697598][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.698384][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.699174][ T7073] do_one_tree+0x2c/0xf0 [ 77.699820][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.700628][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.701580][ T7073] kill_block_super+0x44/0x90 [ 77.702371][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.703102][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.703951][ T7073] deactivate_super+0xe0/0x100 [ 77.704701][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.705452][ T7073] __cleanup_mnt+0x20/0x30 [ 77.706204][ T7073] task_work_run+0x1dc/0x260 [ 77.706945][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.707720][ T7073] el0_svc+0x170/0x254 [ 77.708294][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.709120][ T7073] el0t_64_sync+0x198/0x19c [ 77.709829][ T7073] irq event stamp: 555390 [ 77.710546][ T7073] hardirqs last enabled at (555389): [] finish_lock_switch+0xb0/0x1c0 [ 77.712223][ T7073] hardirqs last disabled at (555390): [] el1_brk64+0x20/0x54 [ 77.713772][ T7073] softirqs last enabled at (555380): [] local_bh_enable+0x10/0x34 [ 77.715439][ T7073] softirqs last disabled at (555378): [] local_bh_disable+0x10/0x34 [ 77.716997][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.732711][ T7482] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 77.751859][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.751951][ T7073] ------------[ cut here ]------------ [ 77.751955][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.756794][ T7073] Modules linked in: [ 77.757379][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.759006][ T7073] Tainted: [W]=WARN [ 77.759642][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.761203][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.762842][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.763761][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.764674][ T7073] sp : ffff8000a1e87140 [ 77.765326][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2523c20 x27: 1fffe0001c4a4784 [ 77.766458][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.767717][ T7073] x23: ffff0000e2523bf8 x22: 0000000000000000 x21: dfff800000000000 [ 77.768892][ T7073] x20: ffff0000d0f4a068 x19: ffff0000d0f4a000 x18: 1fffe00033771c88 [ 77.770049][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.771225][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.772508][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.773800][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 77.775094][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 77.776448][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.777763][ T7073] Call trace: [ 77.778256][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.779235][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.780030][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.780921][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.781759][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.782576][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.783227][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.783978][ T7073] iput+0x1cc/0x83c [ 77.784567][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.785327][ T7073] __dentry_kill+0x170/0x594 [ 77.786064][ T7073] shrink_kill+0xd4/0x2cc [ 77.786748][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.787481][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.788394][ T7073] do_one_tree+0x2c/0xf0 [ 77.789080][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.789992][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.790840][ T7073] kill_block_super+0x44/0x90 [ 77.791635][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.792360][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.793268][ T7073] deactivate_super+0xe0/0x100 [ 77.794084][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.794866][ T7073] __cleanup_mnt+0x20/0x30 [ 77.795606][ T7073] task_work_run+0x1dc/0x260 [ 77.796358][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.797195][ T7073] el0_svc+0x170/0x254 [ 77.797877][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.798658][ T7073] el0t_64_sync+0x198/0x19c [ 77.799359][ T7073] irq event stamp: 560820 [ 77.800059][ T7073] hardirqs last enabled at (560819): [] irqentry_exit+0xd8/0x108 [ 77.801429][ T7073] hardirqs last disabled at (560820): [] el1_brk64+0x20/0x54 [ 77.802750][ T7073] softirqs last enabled at (560812): [] local_bh_enable+0x10/0x34 [ 77.804264][ T7073] softirqs last disabled at (560810): [] local_bh_disable+0x10/0x34 [ 77.805737][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.826518][ T7486] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 77.845998][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.846087][ T7073] ------------[ cut here ]------------ [ 77.846091][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.850668][ T7073] Modules linked in: [ 77.851253][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.852726][ T7073] Tainted: [W]=WARN [ 77.853294][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.854824][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.856054][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.857076][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.858082][ T7073] sp : ffff8000a1e87140 [ 77.858751][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2526260 x27: 1fffe0001c4a4c4c [ 77.860006][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.861285][ T7073] x23: ffff0000e2526238 x22: 0000000000000000 x21: dfff800000000000 [ 77.862629][ T7073] x20: ffff0000cf380068 x19: ffff0000cf380000 x18: 1fffe00033771c88 [ 77.863930][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.865250][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.866517][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.867848][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 77.869131][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 77.870412][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.871737][ T7073] Call trace: [ 77.872221][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.873237][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.874032][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.874992][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.875879][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.876724][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.877467][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.878283][ T7073] iput+0x1cc/0x83c [ 77.878847][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.879596][ T7073] __dentry_kill+0x170/0x594 [ 77.880321][ T7073] shrink_kill+0xd4/0x2cc [ 77.880921][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.881687][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.882430][ T7073] do_one_tree+0x2c/0xf0 [ 77.883031][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.883809][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.884627][ T7073] kill_block_super+0x44/0x90 [ 77.885299][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.885968][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.886780][ T7073] deactivate_super+0xe0/0x100 [ 77.887503][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.888120][ T7073] __cleanup_mnt+0x20/0x30 [ 77.888771][ T7073] task_work_run+0x1dc/0x260 [ 77.889450][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.890204][ T7073] el0_svc+0x170/0x254 [ 77.890780][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.891612][ T7073] el0t_64_sync+0x198/0x19c [ 77.892383][ T7073] irq event stamp: 566966 [ 77.893095][ T7073] hardirqs last enabled at (566965): [] irqentry_exit+0xd8/0x108 [ 77.894567][ T7073] hardirqs last disabled at (566966): [] el1_brk64+0x20/0x54 [ 77.895951][ T7073] softirqs last enabled at (566958): [] local_bh_enable+0x10/0x34 [ 77.897483][ T7073] softirqs last disabled at (566956): [] local_bh_disable+0x10/0x34 [ 77.899034][ T7073] ---[ end trace 0000000000000000 ]--- [ 77.917749][ T7490] loop0: detected capacity change from 0 to 1024 [ 77.940184][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 77.942249][ T7073] ------------[ cut here ]------------ [ 77.942255][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.944659][ T7073] Modules linked in: [ 77.945243][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.946814][ T7073] Tainted: [W]=WARN [ 77.947442][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.949030][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.950299][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.951354][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 77.952454][ T7073] sp : ffff8000a1e87140 [ 77.953131][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5927580 x27: 1fffe0001eb24eb0 [ 77.954424][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 77.955770][ T7073] x23: ffff0000f5927558 x22: 0000000000000000 x21: dfff800000000000 [ 77.957043][ T7073] x20: ffff0000c35be068 x19: ffff0000c35be000 x18: 1fffe00033776488 [ 77.958375][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 77.959700][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 77.960976][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 77.962363][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 77.963726][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 77.964954][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.966268][ T7073] Call trace: [ 77.966804][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 77.967870][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 77.968770][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 77.969680][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 77.970615][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 77.971445][ T7073] ext4_dirty_inode+0xd4/0x104 [ 77.972213][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 77.973032][ T7073] iput+0x1cc/0x83c [ 77.973615][ T7073] dentry_unlink_inode+0x384/0x45c [ 77.974494][ T7073] __dentry_kill+0x170/0x594 [ 77.975216][ T7073] shrink_kill+0xd4/0x2cc [ 77.975950][ T7073] shrink_dentry_list+0x31c/0x6cc [ 77.976710][ T7073] shrink_dcache_parent+0xac/0x27c [ 77.977504][ T7073] do_one_tree+0x2c/0xf0 [ 77.978188][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 77.979079][ T7073] generic_shutdown_super+0x68/0x2b8 [ 77.979919][ T7073] kill_block_super+0x44/0x90 [ 77.980605][ T7073] ext4_kill_sb+0x68/0xa4 [ 77.981276][ T7073] deactivate_locked_super+0xc4/0x12c [ 77.982182][ T7073] deactivate_super+0xe0/0x100 [ 77.982900][ T7073] cleanup_mnt+0x31c/0x3ac [ 77.983567][ T7073] __cleanup_mnt+0x20/0x30 [ 77.984262][ T7073] task_work_run+0x1dc/0x260 [ 77.985051][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 77.985887][ T7073] el0_svc+0x170/0x254 [ 77.986524][ T7073] el0t_64_sync_handler+0x84/0x12c [ 77.987393][ T7073] el0t_64_sync+0x198/0x19c [ 77.988119][ T7073] irq event stamp: 572240 [ 77.988836][ T7073] hardirqs last enabled at (572239): [] finish_lock_switch+0xb0/0x1c0 [ 77.990541][ T7073] hardirqs last disabled at (572240): [] el1_brk64+0x20/0x54 [ 77.992065][ T7073] softirqs last enabled at (572230): [] local_bh_enable+0x10/0x34 [ 77.993665][ T7073] softirqs last disabled at (572228): [] local_bh_disable+0x10/0x34 [ 77.995175][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.010060][ T7494] loop0: detected capacity change from 0 to 1024 [ 78.043729][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.045636][ T7073] ------------[ cut here ]------------ [ 78.045643][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.047942][ T7073] Modules linked in: [ 78.048532][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.050171][ T7073] Tainted: [W]=WARN [ 78.050765][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.052362][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.053607][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.054661][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.055708][ T7073] sp : ffff8000a1e87140 [ 78.056336][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5aa9f70 x27: 1fffe0001eb553ee [ 78.057732][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.059154][ T7073] x23: ffff0000f5aa9f48 x22: 0000000000000000 x21: dfff800000000000 [ 78.060515][ T7073] x20: ffff0000f0418068 x19: ffff0000f0418000 x18: 1fffe00033776488 [ 78.061743][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.063001][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.064297][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.065647][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 78.067048][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 78.068455][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.069856][ T7073] Call trace: [ 78.070416][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.071512][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.072416][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.073313][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.074221][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.075093][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.075864][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.076770][ T7073] iput+0x1cc/0x83c [ 78.077420][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.078326][ T7073] __dentry_kill+0x170/0x594 [ 78.079165][ T7073] shrink_kill+0xd4/0x2cc [ 78.079852][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.080682][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.081481][ T7073] do_one_tree+0x2c/0xf0 [ 78.082136][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.083009][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.083904][ T7073] kill_block_super+0x44/0x90 [ 78.084670][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.085346][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.086144][ T7073] deactivate_super+0xe0/0x100 [ 78.086905][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.087640][ T7073] __cleanup_mnt+0x20/0x30 [ 78.088420][ T7073] task_work_run+0x1dc/0x260 [ 78.089223][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.090060][ T7073] el0_svc+0x170/0x254 [ 78.090701][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.091536][ T7073] el0t_64_sync+0x198/0x19c [ 78.092237][ T7073] irq event stamp: 578032 [ 78.092938][ T7073] hardirqs last enabled at (578031): [] irqentry_exit+0xd8/0x108 [ 78.094449][ T7073] hardirqs last disabled at (578032): [] el1_brk64+0x20/0x54 [ 78.095917][ T7073] softirqs last enabled at (578020): [] local_bh_enable+0x10/0x34 [ 78.097502][ T7073] softirqs last disabled at (578018): [] local_bh_disable+0x10/0x34 [ 78.099119][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.114900][ T7498] loop0: detected capacity change from 0 to 1024 [ 78.134907][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.135004][ T7073] ------------[ cut here ]------------ [ 78.135009][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.138902][ T7073] Modules linked in: [ 78.139479][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.140992][ T7073] Tainted: [W]=WARN [ 78.141536][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.143174][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.144425][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.145459][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.146515][ T7073] sp : ffff8000a1e87140 [ 78.147179][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59215e0 x27: 1fffe0001eb242bc [ 78.148506][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.149781][ T7073] x23: ffff0000f59215b8 x22: 0000000000000000 x21: dfff800000000000 [ 78.151084][ T7073] x20: ffff0000ef680068 x19: ffff0000ef680000 x18: 1fffe00033771c88 [ 78.152328][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.153584][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.154916][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.156191][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.157438][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.158723][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.160103][ T7073] Call trace: [ 78.160646][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.161714][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.162592][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.163589][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.164535][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.165366][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.166164][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.167014][ T7073] iput+0x1cc/0x83c [ 78.167662][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.168504][ T7073] __dentry_kill+0x170/0x594 [ 78.169273][ T7073] shrink_kill+0xd4/0x2cc [ 78.169966][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.170742][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.171587][ T7073] do_one_tree+0x2c/0xf0 [ 78.172234][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.173027][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.173908][ T7073] kill_block_super+0x44/0x90 [ 78.174598][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.175225][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.176044][ T7073] deactivate_super+0xe0/0x100 [ 78.176862][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.177507][ T7073] __cleanup_mnt+0x20/0x30 [ 78.178251][ T7073] task_work_run+0x1dc/0x260 [ 78.178962][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.179777][ T7073] el0_svc+0x170/0x254 [ 78.180367][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.181178][ T7073] el0t_64_sync+0x198/0x19c [ 78.181937][ T7073] irq event stamp: 584316 [ 78.182613][ T7073] hardirqs last enabled at (584315): [] irqentry_exit+0xd8/0x108 [ 78.183988][ T7073] hardirqs last disabled at (584316): [] el1_brk64+0x20/0x54 [ 78.185329][ T7073] softirqs last enabled at (584308): [] local_bh_enable+0x10/0x34 [ 78.186911][ T7073] softirqs last disabled at (584306): [] local_bh_disable+0x10/0x34 [ 78.188425][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.206083][ T7502] loop0: detected capacity change from 0 to 1024 [ 78.219321][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.219411][ T7073] ------------[ cut here ]------------ [ 78.219417][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.223730][ T7073] Modules linked in: [ 78.224333][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.225953][ T7073] Tainted: [W]=WARN [ 78.226523][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.228159][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.229447][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.230566][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.231602][ T7073] sp : ffff8000a1e87140 [ 78.232310][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5aac5b0 x27: 1fffe0001eb558b6 [ 78.233634][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.235028][ T7073] x23: ffff0000f5aac588 x22: 0000000000000000 x21: dfff800000000000 [ 78.236352][ T7073] x20: ffff0000cd86a068 x19: ffff0000cd86a000 x18: 1fffe00033771c88 [ 78.237585][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.238749][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.239925][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.241096][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.242360][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.243548][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.244862][ T7073] Call trace: [ 78.245382][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.246395][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.247174][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.248125][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.249008][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.249880][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.250580][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.251423][ T7073] iput+0x1cc/0x83c [ 78.252005][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.252754][ T7073] __dentry_kill+0x170/0x594 [ 78.253415][ T7073] shrink_kill+0xd4/0x2cc [ 78.254088][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.254850][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.255694][ T7073] do_one_tree+0x2c/0xf0 [ 78.256382][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.257262][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.258101][ T7073] kill_block_super+0x44/0x90 [ 78.258827][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.259501][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.260330][ T7073] deactivate_super+0xe0/0x100 [ 78.261003][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.261665][ T7073] __cleanup_mnt+0x20/0x30 [ 78.262304][ T7073] task_work_run+0x1dc/0x260 [ 78.263044][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.263819][ T7073] el0_svc+0x170/0x254 [ 78.264395][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.265197][ T7073] el0t_64_sync+0x198/0x19c [ 78.265887][ T7073] irq event stamp: 590000 [ 78.266502][ T7073] hardirqs last enabled at (589999): [] irqentry_exit+0xd8/0x108 [ 78.267913][ T7073] hardirqs last disabled at (590000): [] el1_brk64+0x20/0x54 [ 78.269221][ T7073] softirqs last enabled at (589992): [] local_bh_enable+0x10/0x34 [ 78.270748][ T7073] softirqs last disabled at (589990): [] local_bh_disable+0x10/0x34 [ 78.272125][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.290409][ T7506] loop0: detected capacity change from 0 to 1024 [ 78.313487][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.313585][ T7073] ------------[ cut here ]------------ [ 78.313591][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.317813][ T7073] Modules linked in: [ 78.318386][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.319971][ T7073] Tainted: [W]=WARN [ 78.320570][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.322159][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.323365][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.324391][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.325517][ T7073] sp : ffff8000a1e87140 [ 78.326226][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5924f40 x27: 1fffe0001eb249e8 [ 78.327665][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.329058][ T7073] x23: ffff0000f5924f18 x22: 0000000000000000 x21: dfff800000000000 [ 78.330419][ T7073] x20: ffff0000d4014068 x19: ffff0000d4014000 x18: 1fffe00033776488 [ 78.331726][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.332954][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.334210][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.335465][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.336725][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.338060][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.339289][ T7073] Call trace: [ 78.339787][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.340818][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.341629][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.342508][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.343327][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.344201][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.344992][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.345802][ T7073] iput+0x1cc/0x83c [ 78.346405][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.347205][ T7073] __dentry_kill+0x170/0x594 [ 78.347941][ T7073] shrink_kill+0xd4/0x2cc [ 78.348722][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.349539][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.350388][ T7073] do_one_tree+0x2c/0xf0 [ 78.351065][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.351950][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.352788][ T7073] kill_block_super+0x44/0x90 [ 78.353495][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.354147][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.355012][ T7073] deactivate_super+0xe0/0x100 [ 78.355814][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.356503][ T7073] __cleanup_mnt+0x20/0x30 [ 78.357192][ T7073] task_work_run+0x1dc/0x260 [ 78.357882][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.358681][ T7073] el0_svc+0x170/0x254 [ 78.359272][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.360072][ T7073] el0t_64_sync+0x198/0x19c [ 78.360809][ T7073] irq event stamp: 595360 [ 78.361503][ T7073] hardirqs last enabled at (595359): [] irqentry_exit+0xd8/0x108 [ 78.362951][ T7073] hardirqs last disabled at (595360): [] el1_brk64+0x20/0x54 [ 78.364367][ T7073] softirqs last enabled at (595352): [] local_bh_enable+0x10/0x34 [ 78.365840][ T7073] softirqs last disabled at (595350): [] local_bh_disable+0x10/0x34 [ 78.367266][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.390010][ T7510] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 78.418377][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.418463][ T7073] ------------[ cut here ]------------ [ 78.418467][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.423225][ T7073] Modules linked in: [ 78.423795][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.425265][ T7073] Tainted: [W]=WARN [ 78.425820][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.427284][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.428391][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.429321][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.430310][ T7073] sp : ffff8000a1e87140 [ 78.430884][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59258d0 x27: 1fffe0001eb24b1a [ 78.432063][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.433227][ T7073] x23: ffff0000f59258a8 x22: 0000000000000000 x21: dfff800000000000 [ 78.434334][ T7073] x20: ffff0000e291a068 x19: ffff0000e291a000 x18: 1fffe00033776488 [ 78.435466][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.436598][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.437745][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.438947][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.440265][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.441544][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.442768][ T7073] Call trace: [ 78.443308][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.444303][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.445104][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.446015][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.446864][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.447706][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.448426][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.449265][ T7073] iput+0x1cc/0x83c [ 78.449826][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.450630][ T7073] __dentry_kill+0x170/0x594 [ 78.451376][ T7073] shrink_kill+0xd4/0x2cc [ 78.452074][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.452852][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.453634][ T7073] do_one_tree+0x2c/0xf0 [ 78.454344][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.455196][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.455990][ T7073] kill_block_super+0x44/0x90 [ 78.456679][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.457316][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.458121][ T7073] deactivate_super+0xe0/0x100 [ 78.458878][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.459536][ T7073] __cleanup_mnt+0x20/0x30 [ 78.460265][ T7073] task_work_run+0x1dc/0x260 [ 78.460996][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.461856][ T7073] el0_svc+0x170/0x254 [ 78.462546][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.463411][ T7073] el0t_64_sync+0x198/0x19c [ 78.464178][ T7073] irq event stamp: 600570 [ 78.464861][ T7073] hardirqs last enabled at (600569): [] irqentry_exit+0xd8/0x108 [ 78.466274][ T7073] hardirqs last disabled at (600570): [] el1_brk64+0x20/0x54 [ 78.467600][ T7073] softirqs last enabled at (600562): [] local_bh_enable+0x10/0x34 [ 78.469097][ T7073] softirqs last disabled at (600560): [] local_bh_disable+0x10/0x34 [ 78.470524][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.493765][ T7514] loop0: detected capacity change from 0 to 1024 [ 78.509713][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.509802][ T7073] ------------[ cut here ]------------ [ 78.509808][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.513722][ T7073] Modules linked in: [ 78.514320][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.515842][ T7073] Tainted: [W]=WARN [ 78.516349][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.517826][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.519020][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.519981][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.520943][ T7073] sp : ffff8000a1e87140 [ 78.521633][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2669f70 x27: 1fffe0001c4cd3ee [ 78.522893][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.524051][ T7073] x23: ffff0000e2669f48 x22: 0000000000000000 x21: dfff800000000000 [ 78.525389][ T7073] x20: ffff0000cf90c068 x19: ffff0000cf90c000 x18: 1fffe00033771c88 [ 78.526664][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.527924][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.529157][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.530373][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.531588][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.532822][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.534060][ T7073] Call trace: [ 78.534537][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.535492][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.536283][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.537167][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.537990][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.538794][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.539523][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.540317][ T7073] iput+0x1cc/0x83c [ 78.540914][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.541743][ T7073] __dentry_kill+0x170/0x594 [ 78.542503][ T7073] shrink_kill+0xd4/0x2cc [ 78.543229][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.544083][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.544902][ T7073] do_one_tree+0x2c/0xf0 [ 78.545566][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.546387][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.547188][ T7073] kill_block_super+0x44/0x90 [ 78.547868][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.548545][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.549358][ T7073] deactivate_super+0xe0/0x100 [ 78.550153][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.550843][ T7073] __cleanup_mnt+0x20/0x30 [ 78.551564][ T7073] task_work_run+0x1dc/0x260 [ 78.552311][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.553179][ T7073] el0_svc+0x170/0x254 [ 78.553838][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.554666][ T7073] el0t_64_sync+0x198/0x19c [ 78.555430][ T7073] irq event stamp: 606246 [ 78.556067][ T7073] hardirqs last enabled at (606245): [] irqentry_exit+0xd8/0x108 [ 78.557452][ T7073] hardirqs last disabled at (606246): [] el1_brk64+0x20/0x54 [ 78.558840][ T7073] softirqs last enabled at (606238): [] local_bh_enable+0x10/0x34 [ 78.560321][ T7073] softirqs last disabled at (606236): [] local_bh_disable+0x10/0x34 [ 78.561908][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.585426][ T7518] loop0: detected capacity change from 0 to 1024 [ 78.603384][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.605331][ T7073] ------------[ cut here ]------------ [ 78.605339][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.607764][ T7073] Modules linked in: [ 78.608369][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.610076][ T7073] Tainted: [W]=WARN [ 78.610709][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.612349][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.613612][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.614633][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.615724][ T7073] sp : ffff8000a1e87140 [ 78.616395][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f591f580 x27: 1fffe0001eb23eb0 [ 78.617666][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.618933][ T7073] x23: ffff0000f591f558 x22: 0000000000000000 x21: dfff800000000000 [ 78.620175][ T7073] x20: ffff0000c64ec068 x19: ffff0000c64ec000 x18: 1fffe00033776488 [ 78.621365][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.622643][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.623974][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.625249][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 78.626484][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 78.627708][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.629108][ T7073] Call trace: [ 78.629634][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.630650][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.631495][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.632368][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.633219][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.634166][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.634924][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.635699][ T7073] iput+0x1cc/0x83c [ 78.636287][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.637039][ T7073] __dentry_kill+0x170/0x594 [ 78.637732][ T7073] shrink_kill+0xd4/0x2cc [ 78.638386][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.639209][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.640050][ T7073] do_one_tree+0x2c/0xf0 [ 78.640740][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.641615][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.642443][ T7073] kill_block_super+0x44/0x90 [ 78.643136][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.643858][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.644701][ T7073] deactivate_super+0xe0/0x100 [ 78.645446][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.646157][ T7073] __cleanup_mnt+0x20/0x30 [ 78.646824][ T7073] task_work_run+0x1dc/0x260 [ 78.647528][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.648341][ T7073] el0_svc+0x170/0x254 [ 78.648979][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.649827][ T7073] el0t_64_sync+0x198/0x19c [ 78.650589][ T7073] irq event stamp: 611444 [ 78.651287][ T7073] hardirqs last enabled at (611443): [] finish_lock_switch+0xb0/0x1c0 [ 78.652923][ T7073] hardirqs last disabled at (611444): [] el1_brk64+0x20/0x54 [ 78.654421][ T7073] softirqs last enabled at (611434): [] local_bh_enable+0x10/0x34 [ 78.655936][ T7073] softirqs last disabled at (611432): [] local_bh_disable+0x10/0x34 [ 78.657541][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.676167][ T7522] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 78.690551][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.690642][ T7073] ------------[ cut here ]------------ [ 78.690647][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.695287][ T7073] Modules linked in: [ 78.695884][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.697569][ T7073] Tainted: [W]=WARN [ 78.698208][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.699976][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.701278][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.702292][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.703307][ T7073] sp : ffff8000a1e87140 [ 78.703957][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f591cf40 x27: 1fffe0001eb239e8 [ 78.705191][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.706456][ T7073] x23: ffff0000f591cf18 x22: 0000000000000000 x21: dfff800000000000 [ 78.707835][ T7073] x20: ffff0000f31fc068 x19: ffff0000f31fc000 x18: 1fffe00033776488 [ 78.709136][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.710518][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.711918][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.713242][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.714536][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.715772][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.717164][ T7073] Call trace: [ 78.717693][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.718747][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.719617][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.720598][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.721583][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.722467][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.723300][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.724185][ T7073] iput+0x1cc/0x83c [ 78.724814][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.725619][ T7073] __dentry_kill+0x170/0x594 [ 78.726318][ T7073] shrink_kill+0xd4/0x2cc [ 78.727030][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.727859][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.728696][ T7073] do_one_tree+0x2c/0xf0 [ 78.729342][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.730150][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.730910][ T7073] kill_block_super+0x44/0x90 [ 78.731637][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.732331][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.733192][ T7073] deactivate_super+0xe0/0x100 [ 78.733926][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.734582][ T7073] __cleanup_mnt+0x20/0x30 [ 78.735243][ T7073] task_work_run+0x1dc/0x260 [ 78.735956][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.736755][ T7073] el0_svc+0x170/0x254 [ 78.737413][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.738182][ T7073] el0t_64_sync+0x198/0x19c [ 78.738840][ T7073] irq event stamp: 617618 [ 78.739564][ T7073] hardirqs last enabled at (617617): [] irqentry_exit+0xd8/0x108 [ 78.741038][ T7073] hardirqs last disabled at (617618): [] el1_brk64+0x20/0x54 [ 78.742376][ T7073] softirqs last enabled at (617610): [] local_bh_enable+0x10/0x34 [ 78.743738][ T7073] softirqs last disabled at (617608): [] local_bh_disable+0x10/0x34 [ 78.745121][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.765067][ T7527] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 78.784227][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.784330][ T7073] ------------[ cut here ]------------ [ 78.784335][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.789063][ T7073] Modules linked in: [ 78.789693][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.791375][ T7073] Tainted: [W]=WARN [ 78.791946][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.793508][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.794705][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.795648][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.796679][ T7073] sp : ffff8000a1e87140 [ 78.797320][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f591a900 x27: 1fffe0001eb23520 [ 78.798545][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.799720][ T7073] x23: ffff0000f591a8d8 x22: 0000000000000000 x21: dfff800000000000 [ 78.800863][ T7073] x20: ffff0000d2c88068 x19: ffff0000d2c88000 x18: 1fffe00033771c88 [ 78.802133][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.803324][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.804478][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.805760][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.807061][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.808464][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.809841][ T7073] Call trace: [ 78.810409][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.811530][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.812376][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.813323][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.814236][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.815125][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.815890][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.816610][ T7073] iput+0x1cc/0x83c [ 78.817192][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.818027][ T7073] __dentry_kill+0x170/0x594 [ 78.818691][ T7073] shrink_kill+0xd4/0x2cc [ 78.819337][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.820082][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.820859][ T7073] do_one_tree+0x2c/0xf0 [ 78.821566][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.822389][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.823291][ T7073] kill_block_super+0x44/0x90 [ 78.824034][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.824729][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.825643][ T7073] deactivate_super+0xe0/0x100 [ 78.826444][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.827180][ T7073] __cleanup_mnt+0x20/0x30 [ 78.827926][ T7073] task_work_run+0x1dc/0x260 [ 78.828677][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.829511][ T7073] el0_svc+0x170/0x254 [ 78.830114][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.830926][ T7073] el0t_64_sync+0x198/0x19c [ 78.831678][ T7073] irq event stamp: 623556 [ 78.832385][ T7073] hardirqs last enabled at (623555): [] irqentry_exit+0xd8/0x108 [ 78.833867][ T7073] hardirqs last disabled at (623556): [] el1_brk64+0x20/0x54 [ 78.835308][ T7073] softirqs last enabled at (623548): [] local_bh_enable+0x10/0x34 [ 78.836781][ T7073] softirqs last disabled at (623546): [] local_bh_disable+0x10/0x34 [ 78.838313][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.862536][ T7531] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 78.880214][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.880305][ T7073] ------------[ cut here ]------------ [ 78.880309][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.885270][ T7073] Modules linked in: [ 78.885894][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.887494][ T7073] Tainted: [W]=WARN [ 78.888105][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.889698][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.890999][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.891983][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.892956][ T7073] sp : ffff8000a1e87140 [ 78.893578][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e266a900 x27: 1fffe0001c4cd520 [ 78.894806][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.896059][ T7073] x23: ffff0000e266a8d8 x22: 0000000000000000 x21: dfff800000000000 [ 78.897261][ T7073] x20: ffff0000d8cfc068 x19: ffff0000d8cfc000 x18: 1fffe00033771c88 [ 78.898432][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.899700][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.900889][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.902012][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.903217][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.904457][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.905681][ T7073] Call trace: [ 78.906165][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.907113][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.907871][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.908693][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.909466][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.910355][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.911162][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.911982][ T7073] iput+0x1cc/0x83c [ 78.912649][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.913535][ T7073] __dentry_kill+0x170/0x594 [ 78.914263][ T7073] shrink_kill+0xd4/0x2cc [ 78.914958][ T7073] shrink_dentry_list+0x31c/0x6cc [ 78.915729][ T7073] shrink_dcache_parent+0xac/0x27c [ 78.916616][ T7073] do_one_tree+0x2c/0xf0 [ 78.917324][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 78.918196][ T7073] generic_shutdown_super+0x68/0x2b8 [ 78.919061][ T7073] kill_block_super+0x44/0x90 [ 78.919830][ T7073] ext4_kill_sb+0x68/0xa4 [ 78.920499][ T7073] deactivate_locked_super+0xc4/0x12c [ 78.921343][ T7073] deactivate_super+0xe0/0x100 [ 78.922137][ T7073] cleanup_mnt+0x31c/0x3ac [ 78.922870][ T7073] __cleanup_mnt+0x20/0x30 [ 78.923606][ T7073] task_work_run+0x1dc/0x260 [ 78.924362][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 78.925296][ T7073] el0_svc+0x170/0x254 [ 78.925988][ T7073] el0t_64_sync_handler+0x84/0x12c [ 78.926836][ T7073] el0t_64_sync+0x198/0x19c [ 78.927559][ T7073] irq event stamp: 629246 [ 78.928271][ T7073] hardirqs last enabled at (629245): [] irqentry_exit+0xd8/0x108 [ 78.929679][ T7073] hardirqs last disabled at (629246): [] el1_brk64+0x20/0x54 [ 78.931109][ T7073] softirqs last enabled at (629238): [] local_bh_enable+0x10/0x34 [ 78.932674][ T7073] softirqs last disabled at (629236): [] local_bh_disable+0x10/0x34 [ 78.934121][ T7073] ---[ end trace 0000000000000000 ]--- [ 78.949155][ T7535] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 78.963993][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 78.964083][ T7073] ------------[ cut here ]------------ [ 78.964087][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.969021][ T7073] Modules linked in: [ 78.969666][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.971356][ T7073] Tainted: [W]=WARN [ 78.971941][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.973547][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.974826][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.975871][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 78.976868][ T7073] sp : ffff8000a1e87140 [ 78.977581][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e266bc20 x27: 1fffe0001c4cd784 [ 78.978820][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 78.980106][ T7073] x23: ffff0000e266bbf8 x22: 0000000000000000 x21: dfff800000000000 [ 78.981390][ T7073] x20: ffff0000d92e0068 x19: ffff0000d92e0000 x18: 1fffe00033771c88 [ 78.982657][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 78.983945][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 78.985290][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 78.986864][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 78.988209][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 78.989591][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.990912][ T7073] Call trace: [ 78.991405][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 78.992419][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 78.993210][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 78.994121][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 78.995021][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 78.995918][ T7073] ext4_dirty_inode+0xd4/0x104 [ 78.996694][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 78.997500][ T7073] iput+0x1cc/0x83c [ 78.998076][ T7073] dentry_unlink_inode+0x384/0x45c [ 78.998855][ T7073] __dentry_kill+0x170/0x594 [ 78.999555][ T7073] shrink_kill+0xd4/0x2cc [ 79.000230][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.001010][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.001803][ T7073] do_one_tree+0x2c/0xf0 [ 79.002469][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.003361][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.004228][ T7073] kill_block_super+0x44/0x90 [ 79.004937][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.005608][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.006480][ T7073] deactivate_super+0xe0/0x100 [ 79.007185][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.007847][ T7073] __cleanup_mnt+0x20/0x30 [ 79.008531][ T7073] task_work_run+0x1dc/0x260 [ 79.009284][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.010145][ T7073] el0_svc+0x170/0x254 [ 79.010794][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.011602][ T7073] el0t_64_sync+0x198/0x19c [ 79.012291][ T7073] irq event stamp: 634440 [ 79.012993][ T7073] hardirqs last enabled at (634439): [] irqentry_exit+0xd8/0x108 [ 79.014508][ T7073] hardirqs last disabled at (634440): [] el1_brk64+0x20/0x54 [ 79.015894][ T7073] softirqs last enabled at (634432): [] local_bh_enable+0x10/0x34 [ 79.017461][ T7073] softirqs last disabled at (634430): [] local_bh_disable+0x10/0x34 [ 79.019014][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.034884][ T7539] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 79.058201][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.058299][ T7073] ------------[ cut here ]------------ [ 79.058303][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.062792][ T7073] Modules linked in: [ 79.063357][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.065046][ T7073] Tainted: [W]=WARN [ 79.065616][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.067176][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.068398][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.069428][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.070406][ T7073] sp : ffff8000a1e87140 [ 79.071023][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5b63290 x27: 1fffe0001eb6c652 [ 79.072330][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.073734][ T7073] x23: ffff0000f5b63268 x22: 0000000000000000 x21: dfff800000000000 [ 79.075095][ T7073] x20: ffff0000d9810068 x19: ffff0000d9810000 x18: 1fffe00033771c88 [ 79.076310][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.077719][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.079081][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.080442][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 79.081809][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 79.083062][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.084356][ T7073] Call trace: [ 79.084871][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.085823][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.086594][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.087490][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.088345][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.089218][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.089923][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.090758][ T7073] iput+0x1cc/0x83c [ 79.091328][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.092152][ T7073] __dentry_kill+0x170/0x594 [ 79.092803][ T7073] shrink_kill+0xd4/0x2cc [ 79.093487][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.094266][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.095104][ T7073] do_one_tree+0x2c/0xf0 [ 79.095781][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.096702][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.097512][ T7073] kill_block_super+0x44/0x90 [ 79.098276][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.098972][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.099875][ T7073] deactivate_super+0xe0/0x100 [ 79.100601][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.101305][ T7073] __cleanup_mnt+0x20/0x30 [ 79.101914][ T7073] task_work_run+0x1dc/0x260 [ 79.102684][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.103517][ T7073] el0_svc+0x170/0x254 [ 79.104203][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.104952][ T7073] el0t_64_sync+0x198/0x19c [ 79.105636][ T7073] irq event stamp: 640734 [ 79.106324][ T7073] hardirqs last enabled at (640733): [] irqentry_exit+0xd8/0x108 [ 79.107672][ T7073] hardirqs last disabled at (640734): [] el1_brk64+0x20/0x54 [ 79.108916][ T7073] softirqs last enabled at (640726): [] local_bh_enable+0x10/0x34 [ 79.110422][ T7073] softirqs last disabled at (640724): [] local_bh_disable+0x10/0x34 [ 79.111789][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.129217][ T7543] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 79.145633][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.145729][ T7073] ------------[ cut here ]------------ [ 79.145733][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.150432][ T7073] Modules linked in: [ 79.151044][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.152725][ T7073] Tainted: [W]=WARN [ 79.153379][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.155016][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.156282][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.157317][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.158315][ T7073] sp : ffff8000a1e87140 [ 79.159005][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e273ebf0 x27: 1fffe0001c4e7d7e [ 79.160224][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.161433][ T7073] x23: ffff0000e273ebc8 x22: 0000000000000000 x21: dfff800000000000 [ 79.162652][ T7073] x20: ffff0000d6f7a068 x19: ffff0000d6f7a000 x18: 1fffe00033771c88 [ 79.164031][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.165342][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.166666][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.167954][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 79.169255][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 79.170614][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.171799][ T7073] Call trace: [ 79.172281][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.173422][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.174372][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.175333][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.176229][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.177153][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.177931][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.178801][ T7073] iput+0x1cc/0x83c [ 79.179466][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.180311][ T7073] __dentry_kill+0x170/0x594 [ 79.181061][ T7073] shrink_kill+0xd4/0x2cc [ 79.181745][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.182570][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.183367][ T7073] do_one_tree+0x2c/0xf0 [ 79.183965][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.184879][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.185712][ T7073] kill_block_super+0x44/0x90 [ 79.186473][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.187170][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.187974][ T7073] deactivate_super+0xe0/0x100 [ 79.188673][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.189276][ T7073] __cleanup_mnt+0x20/0x30 [ 79.189909][ T7073] task_work_run+0x1dc/0x260 [ 79.190588][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.191373][ T7073] el0_svc+0x170/0x254 [ 79.191965][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.192751][ T7073] el0t_64_sync+0x198/0x19c [ 79.193414][ T7073] irq event stamp: 646760 [ 79.194055][ T7073] hardirqs last enabled at (646759): [] irqentry_exit+0xd8/0x108 [ 79.195491][ T7073] hardirqs last disabled at (646760): [] el1_brk64+0x20/0x54 [ 79.196860][ T7073] softirqs last enabled at (646752): [] local_bh_enable+0x10/0x34 [ 79.198258][ T7073] softirqs last disabled at (646750): [] local_bh_disable+0x10/0x34 [ 79.199663][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.214911][ T7547] loop0: detected capacity change from 0 to 1024 [ 79.229784][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.231741][ T7073] ------------[ cut here ]------------ [ 79.231747][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.234030][ T7073] Modules linked in: [ 79.234612][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.236315][ T7073] Tainted: [W]=WARN [ 79.236923][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.238499][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.239760][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.240774][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.241806][ T7073] sp : ffff8000a1e87140 [ 79.242478][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e273e260 x27: 1fffe0001c4e7c4c [ 79.243806][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.245071][ T7073] x23: ffff0000e273e238 x22: 0000000000000000 x21: dfff800000000000 [ 79.246340][ T7073] x20: ffff0000d981e068 x19: ffff0000d981e000 x18: 1fffe00033776488 [ 79.247713][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.248992][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.250326][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.251648][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 79.252916][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 79.254192][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.255489][ T7073] Call trace: [ 79.255972][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.256933][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.257705][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.258656][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.259503][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.260343][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.261096][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.261943][ T7073] iput+0x1cc/0x83c [ 79.262577][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.263446][ T7073] __dentry_kill+0x170/0x594 [ 79.264242][ T7073] shrink_kill+0xd4/0x2cc [ 79.265015][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.265867][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.266833][ T7073] do_one_tree+0x2c/0xf0 [ 79.267561][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.268497][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.269352][ T7073] kill_block_super+0x44/0x90 [ 79.270073][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.270732][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.271570][ T7073] deactivate_super+0xe0/0x100 [ 79.272301][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.272982][ T7073] __cleanup_mnt+0x20/0x30 [ 79.273693][ T7073] task_work_run+0x1dc/0x260 [ 79.274472][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.275382][ T7073] el0_svc+0x170/0x254 [ 79.276090][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.276958][ T7073] el0t_64_sync+0x198/0x19c [ 79.277686][ T7073] irq event stamp: 651902 [ 79.278360][ T7073] hardirqs last enabled at (651901): [] finish_lock_switch+0xb0/0x1c0 [ 79.279941][ T7073] hardirqs last disabled at (651902): [] el1_brk64+0x20/0x54 [ 79.281404][ T7073] softirqs last enabled at (651892): [] local_bh_enable+0x10/0x34 [ 79.282960][ T7073] softirqs last disabled at (651890): [] local_bh_disable+0x10/0x34 [ 79.284641][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.300927][ T7551] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 79.321552][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.321649][ T7073] ------------[ cut here ]------------ [ 79.321652][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.326768][ T7073] Modules linked in: [ 79.327423][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.329099][ T7073] Tainted: [W]=WARN [ 79.329697][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.331310][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.332543][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.333556][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.334563][ T7073] sp : ffff8000a1e87140 [ 79.335238][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e273bc20 x27: 1fffe0001c4e7784 [ 79.336543][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.337878][ T7073] x23: ffff0000e273bbf8 x22: 0000000000000000 x21: dfff800000000000 [ 79.339185][ T7073] x20: ffff0000cdb56068 x19: ffff0000cdb56000 x18: 1fffe00033776488 [ 79.340492][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.341858][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.343300][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.344611][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 79.346005][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 79.347323][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.348616][ T7073] Call trace: [ 79.349147][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.350187][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.351086][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.352000][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.352936][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.353864][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.354622][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.355421][ T7073] iput+0x1cc/0x83c [ 79.356045][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.356881][ T7073] __dentry_kill+0x170/0x594 [ 79.357616][ T7073] shrink_kill+0xd4/0x2cc [ 79.358321][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.359130][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.360017][ T7073] do_one_tree+0x2c/0xf0 [ 79.360735][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.361643][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.362477][ T7073] kill_block_super+0x44/0x90 [ 79.363249][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.363961][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.364864][ T7073] deactivate_super+0xe0/0x100 [ 79.365644][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.366363][ T7073] __cleanup_mnt+0x20/0x30 [ 79.367020][ T7073] task_work_run+0x1dc/0x260 [ 79.367773][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.368619][ T7073] el0_svc+0x170/0x254 [ 79.369243][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.370083][ T7073] el0t_64_sync+0x198/0x19c [ 79.370801][ T7073] irq event stamp: 657644 [ 79.371501][ T7073] hardirqs last enabled at (657643): [] irqentry_exit+0xd8/0x108 [ 79.372953][ T7073] hardirqs last disabled at (657644): [] el1_brk64+0x20/0x54 [ 79.374446][ T7073] softirqs last enabled at (657636): [] local_bh_enable+0x10/0x34 [ 79.376006][ T7073] softirqs last disabled at (657634): [] local_bh_disable+0x10/0x34 [ 79.377617][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.401066][ T7555] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 79.430852][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.430947][ T7073] ------------[ cut here ]------------ [ 79.430951][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.435901][ T7073] Modules linked in: [ 79.436567][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.438223][ T7073] Tainted: [W]=WARN [ 79.438792][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.440302][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.441509][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.442469][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.443454][ T7073] sp : ffff8000a1e87140 [ 79.444165][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e27395e0 x27: 1fffe0001c4e72bc [ 79.445440][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.446849][ T7073] x23: ffff0000e27395b8 x22: 0000000000000000 x21: dfff800000000000 [ 79.448296][ T7073] x20: ffff0000d4d6a068 x19: ffff0000d4d6a000 x18: 1fffe00033776488 [ 79.449634][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.450999][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.452354][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.453676][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 79.454989][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 79.456322][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.457590][ T7073] Call trace: [ 79.458124][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.459155][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.459975][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.460925][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.461889][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.462813][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.463604][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.464529][ T7073] iput+0x1cc/0x83c [ 79.465207][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.466335][ T7073] __dentry_kill+0x170/0x594 [ 79.467125][ T7073] shrink_kill+0xd4/0x2cc [ 79.467834][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.468707][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.469597][ T7073] do_one_tree+0x2c/0xf0 [ 79.470338][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.471219][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.472015][ T7073] kill_block_super+0x44/0x90 [ 79.472742][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.473400][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.474177][ T7073] deactivate_super+0xe0/0x100 [ 79.474915][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.475605][ T7073] __cleanup_mnt+0x20/0x30 [ 79.476282][ T7073] task_work_run+0x1dc/0x260 [ 79.476972][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.477810][ T7073] el0_svc+0x170/0x254 [ 79.478498][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.479292][ T7073] el0t_64_sync+0x198/0x19c [ 79.479984][ T7073] irq event stamp: 662866 [ 79.480692][ T7073] hardirqs last enabled at (662865): [] irqentry_exit+0xd8/0x108 [ 79.482180][ T7073] hardirqs last disabled at (662866): [] el1_brk64+0x20/0x54 [ 79.483639][ T7073] softirqs last enabled at (662858): [] local_bh_enable+0x10/0x34 [ 79.485166][ T7073] softirqs last disabled at (662856): [] local_bh_disable+0x10/0x34 [ 79.486733][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.507379][ T7559] loop0: detected capacity change from 0 to 1024 [ 79.520112][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.520211][ T7073] ------------[ cut here ]------------ [ 79.520217][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.524240][ T7073] Modules linked in: [ 79.524872][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.526372][ T7073] Tainted: [W]=WARN [ 79.526947][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.528481][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.529590][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.530698][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.531721][ T7073] sp : ffff8000a1e87140 [ 79.532377][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59f95e0 x27: 1fffe0001eb3f2bc [ 79.533637][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.534898][ T7073] x23: ffff0000f59f95b8 x22: 0000000000000000 x21: dfff800000000000 [ 79.536195][ T7073] x20: ffff0000d852c068 x19: ffff0000d852c000 x18: 1fffe00033771c88 [ 79.537552][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.538920][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.540181][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.541556][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 79.542955][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 79.544365][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.545737][ T7073] Call trace: [ 79.546285][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.547362][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.548223][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.549102][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.550010][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.550929][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.551661][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.552437][ T7073] iput+0x1cc/0x83c [ 79.552987][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.553794][ T7073] __dentry_kill+0x170/0x594 [ 79.554540][ T7073] shrink_kill+0xd4/0x2cc [ 79.555216][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.556006][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.556801][ T7073] do_one_tree+0x2c/0xf0 [ 79.557469][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.558335][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.559154][ T7073] kill_block_super+0x44/0x90 [ 79.559853][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.560497][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.561320][ T7073] deactivate_super+0xe0/0x100 [ 79.562033][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.562764][ T7073] __cleanup_mnt+0x20/0x30 [ 79.563479][ T7073] task_work_run+0x1dc/0x260 [ 79.564159][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.564914][ T7073] el0_svc+0x170/0x254 [ 79.565523][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.566274][ T7073] el0t_64_sync+0x198/0x19c [ 79.566931][ T7073] irq event stamp: 668480 [ 79.567587][ T7073] hardirqs last enabled at (668479): [] irqentry_exit+0xd8/0x108 [ 79.568963][ T7073] hardirqs last disabled at (668480): [] el1_brk64+0x20/0x54 [ 79.570261][ T7073] softirqs last enabled at (668472): [] local_bh_enable+0x10/0x34 [ 79.571596][ T7073] softirqs last disabled at (668470): [] local_bh_disable+0x10/0x34 [ 79.573017][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.588775][ T7563] loop0: detected capacity change from 0 to 1024 [ 79.599483][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.601568][ T7073] ------------[ cut here ]------------ [ 79.601575][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.603897][ T7073] Modules linked in: [ 79.604504][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.606245][ T7073] Tainted: [W]=WARN [ 79.606874][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.608529][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.609884][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.610972][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.612098][ T7073] sp : ffff8000a1e87140 [ 79.612776][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59fa900 x27: 1fffe0001eb3f520 [ 79.614052][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.615320][ T7073] x23: ffff0000f59fa8d8 x22: 0000000000000000 x21: dfff800000000000 [ 79.616567][ T7073] x20: ffff0000d9ccc068 x19: ffff0000d9ccc000 x18: 1fffe00033776488 [ 79.617834][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.619117][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.620387][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.621649][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 79.622916][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 79.624130][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.625409][ T7073] Call trace: [ 79.625930][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.626979][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.627815][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.628757][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.629701][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.630571][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.631334][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.632129][ T7073] iput+0x1cc/0x83c [ 79.632738][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.633632][ T7073] __dentry_kill+0x170/0x594 [ 79.634373][ T7073] shrink_kill+0xd4/0x2cc [ 79.635041][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.635870][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.636695][ T7073] do_one_tree+0x2c/0xf0 [ 79.637390][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.638314][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.639155][ T7073] kill_block_super+0x44/0x90 [ 79.639942][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.640642][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.641494][ T7073] deactivate_super+0xe0/0x100 [ 79.642282][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.643008][ T7073] __cleanup_mnt+0x20/0x30 [ 79.643729][ T7073] task_work_run+0x1dc/0x260 [ 79.644495][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.645334][ T7073] el0_svc+0x170/0x254 [ 79.645979][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.646802][ T7073] el0t_64_sync+0x198/0x19c [ 79.647582][ T7073] irq event stamp: 673626 [ 79.648288][ T7073] hardirqs last enabled at (673625): [] finish_lock_switch+0xb0/0x1c0 [ 79.649856][ T7073] hardirqs last disabled at (673626): [] el1_brk64+0x20/0x54 [ 79.651336][ T7073] softirqs last enabled at (673616): [] local_bh_enable+0x10/0x34 [ 79.652840][ T7073] softirqs last disabled at (673614): [] local_bh_disable+0x10/0x34 [ 79.654336][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.678419][ T7567] loop0: detected capacity change from 0 to 1024 [ 79.701090][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.704147][ T7073] ------------[ cut here ]------------ [ 79.704158][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.706740][ T7073] Modules linked in: [ 79.707352][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.708969][ T7073] Tainted: [W]=WARN [ 79.709508][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.711067][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.712424][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.713465][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.714514][ T7073] sp : ffff8000a1e87140 [ 79.715238][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5b658d0 x27: 1fffe0001eb6cb1a [ 79.716702][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.718085][ T7073] x23: ffff0000f5b658a8 x22: 0000000000000000 x21: dfff800000000000 [ 79.719450][ T7073] x20: ffff0000c9618068 x19: ffff0000c9618000 x18: 1fffe00033771c88 [ 79.720815][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.722202][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.723557][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.724889][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 79.726189][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 79.727544][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.728829][ T7073] Call trace: [ 79.729397][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.730381][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.731166][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.731971][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.732834][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.733661][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.734422][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.735258][ T7073] iput+0x1cc/0x83c [ 79.735866][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.736712][ T7073] __dentry_kill+0x170/0x594 [ 79.737490][ T7073] shrink_kill+0xd4/0x2cc [ 79.738190][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.739023][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.739896][ T7073] do_one_tree+0x2c/0xf0 [ 79.740565][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.741455][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.742346][ T7073] kill_block_super+0x44/0x90 [ 79.743116][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.743862][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.744769][ T7073] deactivate_super+0xe0/0x100 [ 79.745514][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.746243][ T7073] __cleanup_mnt+0x20/0x30 [ 79.746911][ T7073] task_work_run+0x1dc/0x260 [ 79.747649][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.748495][ T7073] el0_svc+0x170/0x254 [ 79.749126][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.749927][ T7073] el0t_64_sync+0x198/0x19c [ 79.750618][ T7073] irq event stamp: 679090 [ 79.751256][ T7073] hardirqs last enabled at (679089): [] finish_lock_switch+0xb0/0x1c0 [ 79.752875][ T7073] hardirqs last disabled at (679090): [] el1_brk64+0x20/0x54 [ 79.754243][ T7073] softirqs last enabled at (679080): [] local_bh_enable+0x10/0x34 [ 79.755905][ T7073] softirqs last disabled at (679078): [] local_bh_disable+0x10/0x34 [ 79.757435][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.773665][ T7571] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 79.799692][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.799786][ T7073] ------------[ cut here ]------------ [ 79.799790][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.804451][ T7073] Modules linked in: [ 79.805042][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.806768][ T7073] Tainted: [W]=WARN [ 79.807377][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.808976][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.810276][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.811380][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.812451][ T7073] sp : ffff8000a1e87140 [ 79.813072][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e252b290 x27: 1fffe0001c4a5652 [ 79.814231][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.815449][ T7073] x23: ffff0000e252b268 x22: 0000000000000000 x21: dfff800000000000 [ 79.816668][ T7073] x20: ffff0000d6426068 x19: ffff0000d6426000 x18: 1fffe00033771c88 [ 79.817827][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.819055][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.820217][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.821429][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 79.822623][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 79.823816][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.825105][ T7073] Call trace: [ 79.825594][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.826494][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.827309][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.828144][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.829024][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.829873][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.830679][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.831456][ T7073] iput+0x1cc/0x83c [ 79.832039][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.832827][ T7073] __dentry_kill+0x170/0x594 [ 79.833580][ T7073] shrink_kill+0xd4/0x2cc [ 79.834246][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.835074][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.835914][ T7073] do_one_tree+0x2c/0xf0 [ 79.836577][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.837497][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.838249][ T7073] kill_block_super+0x44/0x90 [ 79.838969][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.839724][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.840622][ T7073] deactivate_super+0xe0/0x100 [ 79.841427][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.842115][ T7073] __cleanup_mnt+0x20/0x30 [ 79.842793][ T7073] task_work_run+0x1dc/0x260 [ 79.843587][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.844431][ T7073] el0_svc+0x170/0x254 [ 79.845069][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.845874][ T7073] el0t_64_sync+0x198/0x19c [ 79.846610][ T7073] irq event stamp: 684812 [ 79.847383][ T7073] hardirqs last enabled at (684811): [] irqentry_exit+0xd8/0x108 [ 79.848943][ T7073] hardirqs last disabled at (684812): [] el1_brk64+0x20/0x54 [ 79.850356][ T7073] softirqs last enabled at (684804): [] local_bh_enable+0x10/0x34 [ 79.851938][ T7073] softirqs last disabled at (684802): [] local_bh_disable+0x10/0x34 [ 79.853470][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.869636][ T7575] loop0: detected capacity change from 0 to 1024 [ 79.894499][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.897039][ T7073] ------------[ cut here ]------------ [ 79.897048][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.899688][ T7073] Modules linked in: [ 79.900348][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.902033][ T7073] Tainted: [W]=WARN [ 79.902606][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.904238][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.905454][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.906423][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 79.907420][ T7073] sp : ffff8000a1e87140 [ 79.908061][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59fcf40 x27: 1fffe0001eb3f9e8 [ 79.909435][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 79.910820][ T7073] x23: ffff0000f59fcf18 x22: 0000000000000000 x21: dfff800000000000 [ 79.912061][ T7073] x20: ffff0000db0d2068 x19: ffff0000db0d2000 x18: 1fffe00033776488 [ 79.913378][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 79.914629][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 79.915887][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 79.917171][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 79.918528][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 79.919838][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.921091][ T7073] Call trace: [ 79.921615][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 79.922612][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 79.923446][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 79.924442][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 79.925352][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 79.926259][ T7073] ext4_dirty_inode+0xd4/0x104 [ 79.927112][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 79.927996][ T7073] iput+0x1cc/0x83c [ 79.928673][ T7073] dentry_unlink_inode+0x384/0x45c [ 79.929526][ T7073] __dentry_kill+0x170/0x594 [ 79.930273][ T7073] shrink_kill+0xd4/0x2cc [ 79.930967][ T7073] shrink_dentry_list+0x31c/0x6cc [ 79.931782][ T7073] shrink_dcache_parent+0xac/0x27c [ 79.932690][ T7073] do_one_tree+0x2c/0xf0 [ 79.933438][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 79.934363][ T7073] generic_shutdown_super+0x68/0x2b8 [ 79.935219][ T7073] kill_block_super+0x44/0x90 [ 79.935987][ T7073] ext4_kill_sb+0x68/0xa4 [ 79.936681][ T7073] deactivate_locked_super+0xc4/0x12c [ 79.937522][ T7073] deactivate_super+0xe0/0x100 [ 79.938352][ T7073] cleanup_mnt+0x31c/0x3ac [ 79.939006][ T7073] __cleanup_mnt+0x20/0x30 [ 79.939673][ T7073] task_work_run+0x1dc/0x260 [ 79.940314][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 79.941195][ T7073] el0_svc+0x170/0x254 [ 79.941873][ T7073] el0t_64_sync_handler+0x84/0x12c [ 79.942701][ T7073] el0t_64_sync+0x198/0x19c [ 79.943365][ T7073] irq event stamp: 690460 [ 79.944036][ T7073] hardirqs last enabled at (690459): [] finish_lock_switch+0xb0/0x1c0 [ 79.945584][ T7073] hardirqs last disabled at (690460): [] el1_brk64+0x20/0x54 [ 79.947191][ T7073] softirqs last enabled at (690450): [] local_bh_enable+0x10/0x34 [ 79.948722][ T7073] softirqs last disabled at (690448): [] local_bh_disable+0x10/0x34 [ 79.950238][ T7073] ---[ end trace 0000000000000000 ]--- [ 79.968945][ T7579] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 79.998434][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 79.998530][ T7073] ------------[ cut here ]------------ [ 79.998534][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.003234][ T7073] Modules linked in: [ 80.003871][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.005597][ T7073] Tainted: [W]=WARN [ 80.006252][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.007856][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.009127][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.010215][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.011225][ T7073] sp : ffff8000a1e87140 [ 80.011872][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e25282c0 x27: 1fffe0001c4a5058 [ 80.013151][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.014321][ T7073] x23: ffff0000e2528298 x22: 0000000000000000 x21: dfff800000000000 [ 80.015528][ T7073] x20: ffff0000c940c068 x19: ffff0000c940c000 x18: 0000000000000000 [ 80.016721][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.017885][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.019107][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.020325][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 80.021508][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 80.022650][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.023843][ T7073] Call trace: [ 80.024368][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.025337][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.026102][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.026933][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.027771][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.028567][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.029268][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.030072][ T7073] iput+0x1cc/0x83c [ 80.030662][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.031451][ T7073] __dentry_kill+0x170/0x594 [ 80.032145][ T7073] shrink_kill+0xd4/0x2cc [ 80.032808][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.033585][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.034362][ T7073] do_one_tree+0x2c/0xf0 [ 80.035021][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.035894][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.036757][ T7073] kill_block_super+0x44/0x90 [ 80.037486][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.038112][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.038894][ T7073] deactivate_super+0xe0/0x100 [ 80.039699][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.040430][ T7073] __cleanup_mnt+0x20/0x30 [ 80.041123][ T7073] task_work_run+0x1dc/0x260 [ 80.041781][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.042604][ T7073] el0_svc+0x170/0x254 [ 80.043246][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.044053][ T7073] el0t_64_sync+0x198/0x19c [ 80.044752][ T7073] irq event stamp: 696302 [ 80.045404][ T7073] hardirqs last enabled at (696301): [] irqentry_exit+0xd8/0x108 [ 80.046862][ T7073] hardirqs last disabled at (696302): [] el1_brk64+0x20/0x54 [ 80.048145][ T7073] softirqs last enabled at (696294): [] local_bh_enable+0x10/0x34 [ 80.049457][ T7073] softirqs last disabled at (696292): [] local_bh_disable+0x10/0x34 [ 80.051011][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.070205][ T7583] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.096275][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.096372][ T7073] ------------[ cut here ]------------ [ 80.096376][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.101047][ T7073] Modules linked in: [ 80.101604][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.103142][ T7073] Tainted: [W]=WARN [ 80.103727][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.105404][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.106651][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.107674][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.108728][ T7073] sp : ffff8000a1e87140 [ 80.109351][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e252e260 x27: 1fffe0001c4a5c4c [ 80.110518][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.111609][ T7073] x23: ffff0000e252e238 x22: 0000000000000000 x21: dfff800000000000 [ 80.112780][ T7073] x20: ffff0000cab46068 x19: ffff0000cab46000 x18: 1fffe00033771c88 [ 80.113998][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.115253][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.116433][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.117777][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 80.119026][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 80.120298][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.121525][ T7073] Call trace: [ 80.122021][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.123025][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.123824][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.124743][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.125665][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.126569][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.127368][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.128152][ T7073] iput+0x1cc/0x83c [ 80.128716][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.129528][ T7073] __dentry_kill+0x170/0x594 [ 80.130215][ T7073] shrink_kill+0xd4/0x2cc [ 80.130867][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.131714][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.132487][ T7073] do_one_tree+0x2c/0xf0 [ 80.133156][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.133990][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.134842][ T7073] kill_block_super+0x44/0x90 [ 80.135604][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.136252][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.137168][ T7073] deactivate_super+0xe0/0x100 [ 80.137925][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.138681][ T7073] __cleanup_mnt+0x20/0x30 [ 80.139405][ T7073] task_work_run+0x1dc/0x260 [ 80.140125][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.140917][ T7073] el0_svc+0x170/0x254 [ 80.141553][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.142398][ T7073] el0t_64_sync+0x198/0x19c [ 80.143087][ T7073] irq event stamp: 702176 [ 80.143758][ T7073] hardirqs last enabled at (702175): [] irqentry_exit+0xd8/0x108 [ 80.145223][ T7073] hardirqs last disabled at (702176): [] el1_brk64+0x20/0x54 [ 80.146629][ T7073] softirqs last enabled at (702168): [] local_bh_enable+0x10/0x34 [ 80.148121][ T7073] softirqs last disabled at (702166): [] local_bh_disable+0x10/0x34 [ 80.149592][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.177258][ T7587] loop0: detected capacity change from 0 to 1024 [ 80.192444][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.195127][ T7073] ------------[ cut here ]------------ [ 80.195136][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.197498][ T7073] Modules linked in: [ 80.198067][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.199586][ T7073] Tainted: [W]=WARN [ 80.200117][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.201603][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.202693][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.203637][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.204584][ T7073] sp : ffff8000a1e87140 [ 80.205251][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2680c50 x27: 1fffe0001c4d018a [ 80.206624][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.208012][ T7073] x23: ffff0000e2680c28 x22: 0000000000000000 x21: dfff800000000000 [ 80.209413][ T7073] x20: ffff0000da6ea068 x19: ffff0000da6ea000 x18: 1fffe00033776488 [ 80.210756][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.212137][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.213437][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.214823][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 80.216202][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 80.217534][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.218927][ T7073] Call trace: [ 80.219455][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.220444][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.221252][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.222173][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.223009][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.223882][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.224546][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.225405][ T7073] iput+0x1cc/0x83c [ 80.226051][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.226931][ T7073] __dentry_kill+0x170/0x594 [ 80.227660][ T7073] shrink_kill+0xd4/0x2cc [ 80.228349][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.229208][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.229994][ T7073] do_one_tree+0x2c/0xf0 [ 80.230658][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.231585][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.232501][ T7073] kill_block_super+0x44/0x90 [ 80.233291][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.233994][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.234909][ T7073] deactivate_super+0xe0/0x100 [ 80.235716][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.236484][ T7073] __cleanup_mnt+0x20/0x30 [ 80.237153][ T7073] task_work_run+0x1dc/0x260 [ 80.237891][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.238718][ T7073] el0_svc+0x170/0x254 [ 80.239409][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.240238][ T7073] el0t_64_sync+0x198/0x19c [ 80.240950][ T7073] irq event stamp: 707426 [ 80.241619][ T7073] hardirqs last enabled at (707425): [] finish_lock_switch+0xb0/0x1c0 [ 80.243155][ T7073] hardirqs last disabled at (707426): [] el1_brk64+0x20/0x54 [ 80.244594][ T7073] softirqs last enabled at (707416): [] local_bh_enable+0x10/0x34 [ 80.246029][ T7073] softirqs last disabled at (707414): [] local_bh_disable+0x10/0x34 [ 80.247434][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.262069][ T7591] loop0: detected capacity change from 0 to 1024 [ 80.284044][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.284149][ T7073] ------------[ cut here ]------------ [ 80.284154][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.288574][ T7073] Modules linked in: [ 80.289166][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.290756][ T7073] Tainted: [W]=WARN [ 80.291330][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.292752][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.293917][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.294975][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.295995][ T7073] sp : ffff8000a1e87140 [ 80.296621][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e2686bf0 x27: 1fffe0001c4d0d7e [ 80.297795][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.298951][ T7073] x23: ffff0000e2686bc8 x22: 0000000000000000 x21: dfff800000000000 [ 80.300227][ T7073] x20: ffff0000ce38e068 x19: ffff0000ce38e000 x18: 1fffe00033771c88 [ 80.301395][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.302650][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.303882][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.305133][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 80.306391][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 80.307599][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.308878][ T7073] Call trace: [ 80.309410][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.310388][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.311149][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.312074][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.312968][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.313847][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.314677][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.315562][ T7073] iput+0x1cc/0x83c [ 80.316222][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.317084][ T7073] __dentry_kill+0x170/0x594 [ 80.317856][ T7073] shrink_kill+0xd4/0x2cc [ 80.318537][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.319351][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.320167][ T7073] do_one_tree+0x2c/0xf0 [ 80.320794][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.321652][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.322536][ T7073] kill_block_super+0x44/0x90 [ 80.323332][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.324109][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.324978][ T7073] deactivate_super+0xe0/0x100 [ 80.325697][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.326385][ T7073] __cleanup_mnt+0x20/0x30 [ 80.327043][ T7073] task_work_run+0x1dc/0x260 [ 80.327724][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.328567][ T7073] el0_svc+0x170/0x254 [ 80.329236][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.329998][ T7073] el0t_64_sync+0x198/0x19c [ 80.330666][ T7073] irq event stamp: 712572 [ 80.331327][ T7073] hardirqs last enabled at (712571): [] irqentry_exit+0xd8/0x108 [ 80.332800][ T7073] hardirqs last disabled at (712572): [] el1_brk64+0x20/0x54 [ 80.334195][ T7073] softirqs last enabled at (712564): [] local_bh_enable+0x10/0x34 [ 80.335675][ T7073] softirqs last disabled at (712562): [] local_bh_disable+0x10/0x34 [ 80.337067][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.352646][ T7595] loop0: detected capacity change from 0 to 1024 [ 80.382346][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.385593][ T7073] ------------[ cut here ]------------ [ 80.385602][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.388056][ T7073] Modules linked in: [ 80.388696][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.390351][ T7073] Tainted: [W]=WARN [ 80.390933][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.392607][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.393828][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.394833][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.395806][ T7073] sp : ffff8000a1e87140 [ 80.396447][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e25115e0 x27: 1fffe0001c4a22bc [ 80.397581][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.398923][ T7073] x23: ffff0000e25115b8 x22: 0000000000000000 x21: dfff800000000000 [ 80.400288][ T7073] x20: ffff0000c9afe068 x19: ffff0000c9afe000 x18: 1fffe00033776488 [ 80.401630][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.403038][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.404406][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.405801][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 80.407188][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 80.408486][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.409774][ T7073] Call trace: [ 80.410278][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.411251][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.412073][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.412991][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.413878][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.414759][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.415521][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.416308][ T7073] iput+0x1cc/0x83c [ 80.416934][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.417794][ T7073] __dentry_kill+0x170/0x594 [ 80.418513][ T7073] shrink_kill+0xd4/0x2cc [ 80.419221][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.420052][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.420851][ T7073] do_one_tree+0x2c/0xf0 [ 80.421606][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.422530][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.423419][ T7073] kill_block_super+0x44/0x90 [ 80.424214][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.424917][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.425818][ T7073] deactivate_super+0xe0/0x100 [ 80.426609][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.427351][ T7073] __cleanup_mnt+0x20/0x30 [ 80.428081][ T7073] task_work_run+0x1dc/0x260 [ 80.428853][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.429669][ T7073] el0_svc+0x170/0x254 [ 80.430322][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.431234][ T7073] el0t_64_sync+0x198/0x19c [ 80.431985][ T7073] irq event stamp: 717934 [ 80.432686][ T7073] hardirqs last enabled at (717933): [] finish_lock_switch+0xb0/0x1c0 [ 80.434132][ T7073] hardirqs last disabled at (717934): [] el1_brk64+0x20/0x54 [ 80.435501][ T7073] softirqs last enabled at (717924): [] local_bh_enable+0x10/0x34 [ 80.436987][ T7073] softirqs last disabled at (717922): [] local_bh_disable+0x10/0x34 [ 80.438480][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.454614][ T7599] loop0: detected capacity change from 0 to 1024 [ 80.481469][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.483749][ T7073] ------------[ cut here ]------------ [ 80.483755][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.486191][ T7073] Modules linked in: [ 80.486767][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.488211][ T7073] Tainted: [W]=WARN [ 80.488810][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.490184][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.491315][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.492320][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.493365][ T7073] sp : ffff8000a1e87140 [ 80.494057][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a06bf0 x27: 1fffe0001eb40d7e [ 80.495445][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.496760][ T7073] x23: ffff0000f5a06bc8 x22: 0000000000000000 x21: dfff800000000000 [ 80.498081][ T7073] x20: ffff0000c8b4c068 x19: ffff0000c8b4c000 x18: 1fffe00033771c88 [ 80.499371][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.500621][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.501815][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.502965][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 80.504152][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 80.505351][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.506672][ T7073] Call trace: [ 80.507229][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.508299][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.509172][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.510074][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.510894][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.511715][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.512419][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.513203][ T7073] iput+0x1cc/0x83c [ 80.513764][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.514525][ T7073] __dentry_kill+0x170/0x594 [ 80.515212][ T7073] shrink_kill+0xd4/0x2cc [ 80.515872][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.516656][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.517402][ T7073] do_one_tree+0x2c/0xf0 [ 80.518041][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.518912][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.519742][ T7073] kill_block_super+0x44/0x90 [ 80.520437][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.521159][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.521969][ T7073] deactivate_super+0xe0/0x100 [ 80.522682][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.523344][ T7073] __cleanup_mnt+0x20/0x30 [ 80.524044][ T7073] task_work_run+0x1dc/0x260 [ 80.524778][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.525666][ T7073] el0_svc+0x170/0x254 [ 80.526339][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.527129][ T7073] el0t_64_sync+0x198/0x19c [ 80.527910][ T7073] irq event stamp: 723560 [ 80.528599][ T7073] hardirqs last enabled at (723559): [] finish_lock_switch+0xb0/0x1c0 [ 80.530118][ T7073] hardirqs last disabled at (723560): [] el1_brk64+0x20/0x54 [ 80.531439][ T7073] softirqs last enabled at (723550): [] local_bh_enable+0x10/0x34 [ 80.532815][ T7073] softirqs last disabled at (723548): [] local_bh_disable+0x10/0x34 [ 80.534213][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.552547][ T7603] loop0: detected capacity change from 0 to 1024 [ 80.570755][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.570852][ T7073] ------------[ cut here ]------------ [ 80.570859][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.574909][ T7073] Modules linked in: [ 80.575480][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.576969][ T7073] Tainted: [W]=WARN [ 80.577508][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.579179][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.580420][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.581510][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.582550][ T7073] sp : ffff8000a1e87140 [ 80.583210][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a045b0 x27: 1fffe0001eb408b6 [ 80.584462][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.585624][ T7073] x23: ffff0000f5a04588 x22: 0000000000000000 x21: dfff800000000000 [ 80.586813][ T7073] x20: ffff0000db054068 x19: ffff0000db054000 x18: 1fffe00033771c88 [ 80.587988][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.589304][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.590491][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.591750][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 80.593036][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 80.594244][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.595492][ T7073] Call trace: [ 80.596018][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.597020][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.597839][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.598731][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.599598][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.600463][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.601215][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.602039][ T7073] iput+0x1cc/0x83c [ 80.602602][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.603337][ T7073] __dentry_kill+0x170/0x594 [ 80.604027][ T7073] shrink_kill+0xd4/0x2cc [ 80.604650][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.605343][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.606068][ T7073] do_one_tree+0x2c/0xf0 [ 80.606639][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.607412][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.608163][ T7073] kill_block_super+0x44/0x90 [ 80.608824][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.609522][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.610415][ T7073] deactivate_super+0xe0/0x100 [ 80.611173][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.611818][ T7073] __cleanup_mnt+0x20/0x30 [ 80.612531][ T7073] task_work_run+0x1dc/0x260 [ 80.613229][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.614036][ T7073] el0_svc+0x170/0x254 [ 80.614620][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.615401][ T7073] el0t_64_sync+0x198/0x19c [ 80.616075][ T7073] irq event stamp: 728802 [ 80.616724][ T7073] hardirqs last enabled at (728801): [] irqentry_exit+0xd8/0x108 [ 80.618091][ T7073] hardirqs last disabled at (728802): [] el1_brk64+0x20/0x54 [ 80.619396][ T7073] softirqs last enabled at (728794): [] local_bh_enable+0x10/0x34 [ 80.620657][ T7073] softirqs last disabled at (728792): [] local_bh_disable+0x10/0x34 [ 80.621983][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.646110][ T7607] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.669630][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.669725][ T7073] ------------[ cut here ]------------ [ 80.669729][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.674385][ T7073] Modules linked in: [ 80.674989][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.676661][ T7073] Tainted: [W]=WARN [ 80.677219][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.678809][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.680106][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.681036][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.682039][ T7073] sp : ffff8000a1e87140 [ 80.682704][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5a01f70 x27: 1fffe0001eb403ee [ 80.683953][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.685178][ T7073] x23: ffff0000f5a01f48 x22: 0000000000000000 x21: dfff800000000000 [ 80.686492][ T7073] x20: ffff0000ca394068 x19: ffff0000ca394000 x18: 1fffe00033771c88 [ 80.687815][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.689138][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.690415][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.691648][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 80.692947][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 80.694222][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.695451][ T7073] Call trace: [ 80.695946][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.696932][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.697752][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.698681][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.699529][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.700339][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.701057][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.701828][ T7073] iput+0x1cc/0x83c [ 80.702416][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.703161][ T7073] __dentry_kill+0x170/0x594 [ 80.703824][ T7073] shrink_kill+0xd4/0x2cc [ 80.704503][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.705322][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.706165][ T7073] do_one_tree+0x2c/0xf0 [ 80.706851][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.707644][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.708490][ T7073] kill_block_super+0x44/0x90 [ 80.709227][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.709915][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.710734][ T7073] deactivate_super+0xe0/0x100 [ 80.711465][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.712167][ T7073] __cleanup_mnt+0x20/0x30 [ 80.712880][ T7073] task_work_run+0x1dc/0x260 [ 80.713610][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.714461][ T7073] el0_svc+0x170/0x254 [ 80.715101][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.715949][ T7073] el0t_64_sync+0x198/0x19c [ 80.716676][ T7073] irq event stamp: 733888 [ 80.717352][ T7073] hardirqs last enabled at (733887): [] irqentry_exit+0xd8/0x108 [ 80.718822][ T7073] hardirqs last disabled at (733888): [] el1_brk64+0x20/0x54 [ 80.720225][ T7073] softirqs last enabled at (733880): [] local_bh_enable+0x10/0x34 [ 80.721673][ T7073] softirqs last disabled at (733878): [] local_bh_disable+0x10/0x34 [ 80.723209][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.740714][ T7611] loop0: detected capacity change from 0 to 1024 [ 80.765247][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse t ** replaying previous printk message ** [ 80.765247][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.766622][ T7073] ------------[ cut here ]------------ [ 80.766629][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.771288][ T7073] Modules linked in: [ 80.771872][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.773387][ T7073] Tainted: [W]=WARN [ 80.773960][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.775531][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.776820][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.777861][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.778909][ T7073] sp : ffff8000a1e87140 [ 80.779501][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f593ebf0 x27: 1fffe0001eb27d7e [ 80.780726][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.781930][ T7073] x23: ffff0000f593ebc8 x22: 0000000000000000 x21: dfff800000000000 [ 80.783144][ T7073] x20: ffff0000d2ffa068 x19: ffff0000d2ffa000 x18: 1fffe00033771c88 [ 80.784398][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.785614][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.787005][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.788244][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 80.789434][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 80.790697][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.792001][ T7073] Call trace: [ 80.792500][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.793521][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.794339][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.795162][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.796040][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.796860][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.797562][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.798323][ T7073] iput+0x1cc/0x83c [ 80.798888][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.799663][ T7073] __dentry_kill+0x170/0x594 [ 80.800349][ T7073] shrink_kill+0xd4/0x2cc [ 80.800988][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.801749][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.802600][ T7073] do_one_tree+0x2c/0xf0 [ 80.803303][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.804169][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.804979][ T7073] kill_block_super+0x44/0x90 [ 80.805691][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.806351][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.807142][ T7073] deactivate_super+0xe0/0x100 [ 80.807880][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.808531][ T7073] __cleanup_mnt+0x20/0x30 [ 80.809159][ T7073] task_work_run+0x1dc/0x260 [ 80.809864][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.810691][ T7073] el0_svc+0x170/0x254 [ 80.811260][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.812012][ T7073] el0t_64_sync+0x198/0x19c [ 80.812754][ T7073] irq event stamp: 739146 [ 80.813421][ T7073] hardirqs last enabled at (739145): [] finish_lock_switch+0xb0/0x1c0 [ 80.814943][ T7073] hardirqs last disabled at (739146): [] el1_brk64+0x20/0x54 [ 80.816324][ T7073] softirqs last enabled at (739136): [] local_bh_enable+0x10/0x34 [ 80.817862][ T7073] softirqs last disabled at (739134): [] local_bh_disable+0x10/0x34 [ 80.819525][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.837836][ T7615] loop0: detected capacity change from 0 to 1024 [ 80.854424][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.856426][ T7073] ------------[ cut here ]------------ [ 80.856433][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.858821][ T7073] Modules linked in: [ 80.859462][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.861101][ T7073] Tainted: [W]=WARN [ 80.861666][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.863201][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.864400][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.865420][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.866478][ T7073] sp : ffff8000a1e87140 [ 80.867132][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f593cf40 x27: 1fffe0001eb279e8 [ 80.868403][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.869708][ T7073] x23: ffff0000f593cf18 x22: 0000000000000000 x21: dfff800000000000 [ 80.870995][ T7073] x20: ffff0000d8d30068 x19: ffff0000d8d30000 x18: 1fffe00033776488 [ 80.872222][ T7073] x17: ffff80008f85e000 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.873449][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.874741][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.875940][ T7073] x8 : c65976e77d77b900 x7 : ffff800080493890 x6 : 0000000000000000 [ 80.877057][ T7073] x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d446c [ 80.878105][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.879193][ T7073] Call trace: [ 80.879705][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.880826][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.881693][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.882609][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.883485][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.884385][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.885130][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.885923][ T7073] iput+0x1cc/0x83c [ 80.886506][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.887306][ T7073] __dentry_kill+0x170/0x594 [ 80.888072][ T7073] shrink_kill+0xd4/0x2cc [ 80.888818][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.889645][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.890502][ T7073] do_one_tree+0x2c/0xf0 [ 80.891210][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.892086][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.892923][ T7073] kill_block_super+0x44/0x90 [ 80.893662][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.894364][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.895231][ T7073] deactivate_super+0xe0/0x100 [ 80.895992][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.896737][ T7073] __cleanup_mnt+0x20/0x30 [ 80.897486][ T7073] task_work_run+0x1dc/0x260 [ 80.898200][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.899044][ T7073] el0_svc+0x170/0x254 [ 80.899672][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.900455][ T7073] el0t_64_sync+0x198/0x19c [ 80.901171][ T7073] irq event stamp: 744566 [ 80.901814][ T7073] hardirqs last enabled at (744565): [] finish_lock_switch+0xb0/0x1c0 [ 80.903270][ T7073] hardirqs last disabled at (744566): [] el1_brk64+0x20/0x54 [ 80.904521][ T7073] softirqs last enabled at (744556): [] local_bh_enable+0x10/0x34 [ 80.905849][ T7073] softirqs last disabled at (744554): [] local_bh_disable+0x10/0x34 [ 80.907257][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.921947][ T7619] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 80.929015][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 80.929119][ T7073] ------------[ cut here ]------------ [ 80.929123][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.933753][ T7073] Modules linked in: [ 80.934320][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.935803][ T7073] Tainted: [W]=WARN [ 80.936322][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.937682][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.938811][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.939742][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 80.940657][ T7073] sp : ffff8000a1e87140 [ 80.941257][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f5939f70 x27: 1fffe0001eb273ee [ 80.942457][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 80.943698][ T7073] x23: ffff0000f5939f48 x22: 0000000000000000 x21: dfff800000000000 [ 80.944889][ T7073] x20: ffff0000cca36068 x19: ffff0000cca36000 x18: 1fffe00033771c88 [ 80.946043][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 80.947197][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 80.948395][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 80.949577][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 80.950711][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 80.952069][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.953356][ T7073] Call trace: [ 80.953846][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 80.954831][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 80.955605][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 80.956578][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 80.957440][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 80.958242][ T7073] ext4_dirty_inode+0xd4/0x104 [ 80.958977][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 80.959765][ T7073] iput+0x1cc/0x83c [ 80.960359][ T7073] dentry_unlink_inode+0x384/0x45c [ 80.961173][ T7073] __dentry_kill+0x170/0x594 [ 80.961912][ T7073] shrink_kill+0xd4/0x2cc [ 80.962567][ T7073] shrink_dentry_list+0x31c/0x6cc [ 80.963313][ T7073] shrink_dcache_parent+0xac/0x27c [ 80.964139][ T7073] do_one_tree+0x2c/0xf0 [ 80.964757][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 80.965539][ T7073] generic_shutdown_super+0x68/0x2b8 [ 80.966294][ T7073] kill_block_super+0x44/0x90 [ 80.966957][ T7073] ext4_kill_sb+0x68/0xa4 [ 80.967606][ T7073] deactivate_locked_super+0xc4/0x12c [ 80.968355][ T7073] deactivate_super+0xe0/0x100 [ 80.969139][ T7073] cleanup_mnt+0x31c/0x3ac [ 80.969827][ T7073] __cleanup_mnt+0x20/0x30 [ 80.970541][ T7073] task_work_run+0x1dc/0x260 [ 80.971256][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 80.972055][ T7073] el0_svc+0x170/0x254 [ 80.972669][ T7073] el0t_64_sync_handler+0x84/0x12c [ 80.973427][ T7073] el0t_64_sync+0x198/0x19c [ 80.974137][ T7073] irq event stamp: 750216 [ 80.974799][ T7073] hardirqs last enabled at (750215): [] irqentry_exit+0xd8/0x108 [ 80.976172][ T7073] hardirqs last disabled at (750216): [] el1_brk64+0x20/0x54 [ 80.977462][ T7073] softirqs last enabled at (750208): [] local_bh_enable+0x10/0x34 [ 80.978822][ T7073] softirqs last disabled at (750206): [] local_bh_disable+0x10/0x34 [ 80.980257][ T7073] ---[ end trace 0000000000000000 ]--- [ 80.994739][ T7623] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 81.010618][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 81.010718][ T7073] ------------[ cut here ]------------ [ 81.010723][ T7073] WARNING: CPU: 0 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.015572][ T7073] Modules linked in: [ 81.016183][ T7073] CPU: 0 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.017745][ T7073] Tainted: [W]=WARN [ 81.018312][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.019798][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.021006][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.021991][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.022889][ T7073] sp : ffff8000a1e87140 [ 81.023532][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e265f580 x27: 1fffe0001c4cbeb0 [ 81.024688][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 81.025804][ T7073] x23: ffff0000e265f558 x22: 0000000000000000 x21: dfff800000000000 [ 81.026998][ T7073] x20: ffff0000e0652068 x19: ffff0000e0652000 x18: 1fffe00033771c88 [ 81.028234][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 81.029459][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 81.030708][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 81.031963][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 81.033190][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 81.034393][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.035738][ T7073] Call trace: [ 81.036237][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 81.037366][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 81.038275][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 81.039244][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.040072][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 81.040892][ T7073] ext4_dirty_inode+0xd4/0x104 [ 81.041614][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 81.042379][ T7073] iput+0x1cc/0x83c [ 81.042931][ T7073] dentry_unlink_inode+0x384/0x45c [ 81.043709][ T7073] __dentry_kill+0x170/0x594 [ 81.044371][ T7073] shrink_kill+0xd4/0x2cc [ 81.045001][ T7073] shrink_dentry_list+0x31c/0x6cc [ 81.045708][ T7073] shrink_dcache_parent+0xac/0x27c [ 81.046538][ T7073] do_one_tree+0x2c/0xf0 [ 81.047206][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 81.048076][ T7073] generic_shutdown_super+0x68/0x2b8 [ 81.048869][ T7073] kill_block_super+0x44/0x90 [ 81.049612][ T7073] ext4_kill_sb+0x68/0xa4 [ 81.050321][ T7073] deactivate_locked_super+0xc4/0x12c [ 81.051140][ T7073] deactivate_super+0xe0/0x100 [ 81.051874][ T7073] cleanup_mnt+0x31c/0x3ac [ 81.052551][ T7073] __cleanup_mnt+0x20/0x30 [ 81.053267][ T7073] task_work_run+0x1dc/0x260 [ 81.053985][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 81.054835][ T7073] el0_svc+0x170/0x254 [ 81.055469][ T7073] el0t_64_sync_handler+0x84/0x12c [ 81.056257][ T7073] el0t_64_sync+0x198/0x19c [ 81.056931][ T7073] irq event stamp: 755496 [ 81.057625][ T7073] hardirqs last enabled at (755495): [] irqentry_exit+0xd8/0x108 [ 81.059009][ T7073] hardirqs last disabled at (755496): [] el1_brk64+0x20/0x54 [ 81.060237][ T7073] softirqs last enabled at (755488): [] local_bh_enable+0x10/0x34 [ 81.061539][ T7073] softirqs last disabled at (755486): [] local_bh_disable+0x10/0x34 [ 81.062808][ T7073] ---[ end trace 0000000000000000 ]--- [ 81.079708][ T7627] loop0: detected capacity change from 0 to 1024 [ 81.104041][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 81.104141][ T7073] ------------[ cut here ]------------ [ 81.104147][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.108510][ T7073] Modules linked in: [ 81.109122][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.110761][ T7073] Tainted: [W]=WARN [ 81.111366][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.112946][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.114265][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.115305][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.116313][ T7073] sp : ffff8000a1e87140 [ 81.117005][ T7073] x29: ffff8000a1e872a0 x28: ffff0000e265cf40 x27: 1fffe0001c4cb9e8 [ 81.118352][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 81.119677][ T7073] x23: ffff0000e265cf18 x22: 0000000000000000 x21: dfff800000000000 [ 81.121106][ T7073] x20: ffff0000cc1b0068 x19: ffff0000cc1b0000 x18: 1fffe00033776488 [ 81.122527][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 81.123915][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 81.125387][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 81.126687][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 81.128000][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 81.129379][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.130708][ T7073] Call trace: [ 81.131243][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 81.132322][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 81.133148][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 81.134165][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.135123][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 81.136012][ T7073] ext4_dirty_inode+0xd4/0x104 [ 81.136831][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 81.137642][ T7073] iput+0x1cc/0x83c [ 81.138261][ T7073] dentry_unlink_inode+0x384/0x45c [ 81.139119][ T7073] __dentry_kill+0x170/0x594 [ 81.139844][ T7073] shrink_kill+0xd4/0x2cc [ 81.140551][ T7073] shrink_dentry_list+0x31c/0x6cc [ 81.141367][ T7073] shrink_dcache_parent+0xac/0x27c [ 81.142192][ T7073] do_one_tree+0x2c/0xf0 [ 81.142940][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 81.143873][ T7073] generic_shutdown_super+0x68/0x2b8 [ 81.144742][ T7073] kill_block_super+0x44/0x90 [ 81.145563][ T7073] ext4_kill_sb+0x68/0xa4 [ 81.146346][ T7073] deactivate_locked_super+0xc4/0x12c [ 81.147272][ T7073] deactivate_super+0xe0/0x100 [ 81.148061][ T7073] cleanup_mnt+0x31c/0x3ac [ 81.148805][ T7073] __cleanup_mnt+0x20/0x30 [ 81.149499][ T7073] task_work_run+0x1dc/0x260 [ 81.150219][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 81.151099][ T7073] el0_svc+0x170/0x254 [ 81.151777][ T7073] el0t_64_sync_handler+0x84/0x12c [ 81.152644][ T7073] el0t_64_sync+0x198/0x19c [ 81.153396][ T7073] irq event stamp: 761492 [ 81.154105][ T7073] hardirqs last enabled at (761491): [] irqentry_exit+0xd8/0x108 [ 81.155714][ T7073] hardirqs last disabled at (761492): [] el1_brk64+0x20/0x54 [ 81.157194][ T7073] softirqs last enabled at (761484): [] local_bh_enable+0x10/0x34 [ 81.158823][ T7073] softirqs last disabled at (761482): [] local_bh_disable+0x10/0x34 [ 81.160393][ T7073] ---[ end trace 0000000000000000 ]--- [ 81.178410][ T7631] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 81.207859][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 81.207951][ T7073] ------------[ cut here ]------------ [ 81.207955][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.212421][ T7073] Modules linked in: [ 81.212982][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.214762][ T7073] Tainted: [W]=WARN [ 81.215357][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.217068][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.218273][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.219360][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.220501][ T7073] sp : ffff8000a1e87140 [ 81.221194][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f59fd8d0 x27: 1fffe0001eb3fb1a [ 81.222493][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 81.223803][ T7073] x23: ffff0000f59fd8a8 x22: 0000000000000000 x21: dfff800000000000 [ 81.225113][ T7073] x20: ffff0000cea04068 x19: ffff0000cea04000 x18: 1fffe00033776488 [ 81.226326][ T7073] x17: 6572203a39363431 x16: ffff80008b065bd0 x15: 0000000000000001 [ 81.227567][ T7073] x14: 1ffff000143d0d78 x13: 0000000000000000 x12: 0000000000000000 [ 81.228927][ T7073] x11: ffff7000143d0d79 x10: 0000000000ff0100 x9 : c65976e77d77b900 [ 81.230302][ T7073] x8 : c65976e77d77b900 x7 : ffff80008056636c x6 : 0000000000000000 [ 81.231638][ T7073] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d446c [ 81.232910][ T7073] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.234251][ T7073] Call trace: [ 81.234749][ T7073] ext4_xattr_inode_lookup_create+0x868/0x1768 (P) [ 81.235807][ T7073] ext4_xattr_block_set+0x1bc/0x24bc [ 81.236612][ T7073] ext4_expand_extra_isize_ea+0xeb4/0x182c [ 81.237550][ T7073] __ext4_expand_extra_isize+0x2a0/0x37c [ 81.238469][ T7073] __ext4_mark_inode_dirty+0x3c0/0x6fc [ 81.239389][ T7073] ext4_dirty_inode+0xd4/0x104 [ 81.240167][ T7073] __mark_inode_dirty+0x2ac/0x1090 [ 81.240946][ T7073] iput+0x1cc/0x83c [ 81.241538][ T7073] dentry_unlink_inode+0x384/0x45c [ 81.242352][ T7073] __dentry_kill+0x170/0x594 [ 81.243093][ T7073] shrink_kill+0xd4/0x2cc [ 81.243806][ T7073] shrink_dentry_list+0x31c/0x6cc [ 81.244617][ T7073] shrink_dcache_parent+0xac/0x27c [ 81.245441][ T7073] do_one_tree+0x2c/0xf0 [ 81.246126][ T7073] shrink_dcache_for_umount+0xa0/0x168 [ 81.246968][ T7073] generic_shutdown_super+0x68/0x2b8 [ 81.247798][ T7073] kill_block_super+0x44/0x90 [ 81.248552][ T7073] ext4_kill_sb+0x68/0xa4 [ 81.249272][ T7073] deactivate_locked_super+0xc4/0x12c [ 81.250135][ T7073] deactivate_super+0xe0/0x100 [ 81.250940][ T7073] cleanup_mnt+0x31c/0x3ac [ 81.251699][ T7073] __cleanup_mnt+0x20/0x30 [ 81.252417][ T7073] task_work_run+0x1dc/0x260 [ 81.253177][ T7073] exit_to_user_mode_loop+0xfc/0x168 [ 81.254049][ T7073] el0_svc+0x170/0x254 [ 81.254671][ T7073] el0t_64_sync_handler+0x84/0x12c [ 81.255505][ T7073] el0t_64_sync+0x198/0x19c [ 81.256222][ T7073] irq event stamp: 767474 [ 81.256934][ T7073] hardirqs last enabled at (767473): [] irqentry_exit+0xd8/0x108 [ 81.258369][ T7073] hardirqs last disabled at (767474): [] el1_brk64+0x20/0x54 [ 81.259755][ T7073] softirqs last enabled at (767466): [] local_bh_enable+0x10/0x34 [ 81.261209][ T7073] softirqs last disabled at (767464): [] local_bh_disable+0x10/0x34 [ 81.262823][ T7073] ---[ end trace 0000000000000000 ]--- [ 81.282166][ T7635] loop0: detected capacity change from 0 to 1024 [ ** replaying previous printk message ** [ 81.301551][ T7073] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting [ 81.301651][ T7073] ------------[ cut here ]------------ [ 81.301655][ T7073] WARNING: CPU: 1 PID: 7073 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.306589][ T7073] Modules linked in: [ 81.307227][ T7073] CPU: 1 UID: 0 PID: 7073 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.308885][ T7073] Tainted: [W]=WARN [ 81.309521][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.310996][ T7073] pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.312212][ T7073] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.313382][ T7073] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 [ 81.314471][ T7073] sp : ffff8000a1e87140 [ 81.315125][ T7073] x29: ffff8000a1e872a0 x28: ffff0000f592ebf0 x27: 1fffe0001eb25d7e [ 81.316409][ T7073] x26: 0000000000000000 x25: 000000000000feeb x24: ffff7000143d0e3c [ 81.317750][ T7073] x23: ffff0000f592ebc8 x22: 0000000000000000 x21: dfff800000000000 [ 81.318989][ T7073] x20: ffff0000d7580068 x19: ffff0000d7580000 x18: 1fffe00033776488