Warning: Permanently added '10.128.0.15' (ED25519) to the list of known hosts. 1970/01/01 00:01:01 parsed 1 programs [ 62.813721][ T4444] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 65.313429][ T4555] chnl_net:caif_netlink_parms(): no params data found [ 65.330480][ T4555] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.331637][ T4555] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.333413][ T4555] device bridge_slave_0 entered promiscuous mode [ 65.336369][ T4555] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.337527][ T4555] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.338901][ T4555] device bridge_slave_1 entered promiscuous mode [ 65.346469][ T4555] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.348837][ T4555] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.356098][ T4555] team0: Port device team_slave_0 added [ 65.357839][ T4555] team0: Port device team_slave_1 added [ 65.364396][ T4555] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 65.365500][ T4555] 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. [ 65.369443][ T4555] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 65.371656][ T4555] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 65.373367][ T4555] 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. [ 65.377279][ T4555] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 65.443279][ T4555] device hsr_slave_0 entered promiscuous mode [ 65.482499][ T4555] device hsr_slave_1 entered promiscuous mode [ 66.130293][ T4555] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.183427][ T4555] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.214761][ T4555] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.274057][ T4555] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.377044][ T4555] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.381841][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.383398][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.395500][ T4555] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.398021][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.399563][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.401067][ T404] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.402194][ T404] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.405549][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.408929][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.410487][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.411890][ T404] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.412995][ T404] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.423473][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.425282][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.426952][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.428831][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.430459][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.432035][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.435848][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.437414][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.440278][ T4555] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.442228][ T4555] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.448183][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.449684][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.451199][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.504903][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.506197][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.508609][ T4555] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.514911][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.516498][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.525922][ T4555] device veth0_vlan entered promiscuous mode [ 66.528870][ T4555] device veth1_vlan entered promiscuous mode [ 66.533098][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.534636][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.536100][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.537468][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.538949][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.540255][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.549382][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.550892][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.553754][ T4555] device veth0_macvtap entered promiscuous mode [ 66.556202][ T4555] device veth1_macvtap entered promiscuous mode [ 66.561275][ T4555] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.564224][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.565611][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.566898][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.568358][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.571453][ T4555] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.572915][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.574424][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.577199][ T4555] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.578477][ T4555] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.579686][ T4555] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.580875][ T4555] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.916651][ T1254] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.939291][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.940509][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.942047][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.949788][ T404] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.951085][ T404] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.953131][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 69.623518][ T2065] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.624175][ T1969] cfg80211: failed to load regulatory.db [ 69.624648][ T2065] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.629598][ T1254] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.035070][ T1254] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.098100][ T1254] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:12 executed programs: 0 [ 72.518883][ T4972] chnl_net:caif_netlink_parms(): no params data found [ 72.537153][ T4972] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.538350][ T4972] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.539799][ T4972] device bridge_slave_0 entered promiscuous mode [ 72.541788][ T4972] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.543758][ T4972] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.545546][ T4972] device bridge_slave_1 entered promiscuous mode [ 72.565748][ T4972] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.568564][ T4972] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.582626][ T4972] team0: Port device team_slave_0 added [ 72.584812][ T4972] team0: Port device team_slave_1 added [ 72.591658][ T4972] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.594030][ T4972] 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. [ 72.597855][ T4972] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.600836][ T4972] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.601904][ T4972] 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. [ 72.606431][ T4972] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.663643][ T4972] device hsr_slave_0 entered promiscuous mode [ 72.692710][ T4972] device hsr_slave_1 entered promiscuous mode [ 72.732370][ T4972] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.733577][ T4972] Cannot create hsr debugfs directory [ 73.192642][ T4972] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.243497][ T4972] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.282061][ T4972] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.333471][ T4972] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.362790][ T4972] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.363936][ T4972] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.365057][ T4972] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.366399][ T4972] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.388796][ T4972] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.395331][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.397478][ T4246] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.398948][ T4246] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.401708][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.411708][ T4972] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.416589][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.418107][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.419259][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.424225][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.425672][ T4246] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.426740][ T4246] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.435210][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.436802][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.441115][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.447376][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.451536][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.461671][ T4972] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.501462][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.503070][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.506256][ T4972] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.514796][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.516403][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.524667][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.526124][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.527571][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.528968][ T404] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.532955][ T4972] device veth0_vlan entered promiscuous mode [ 73.546356][ T4972] device veth1_vlan entered promiscuous mode [ 73.553936][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.555850][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.557313][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 73.558783][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 73.564436][ T4972] device veth0_macvtap entered promiscuous mode [ 73.567147][ T4972] device veth1_macvtap entered promiscuous mode [ 73.572087][ T4972] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.574115][ T4972] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.576630][ T4972] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.577901][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.579388][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 73.580791][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.582206][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.587443][ T4972] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.589081][ T4972] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.591057][ T4972] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.592622][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.594203][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.597107][ T4972] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.598480][ T4972] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.599888][ T4972] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.601191][ T4972] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.634454][ T404] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.635751][ T404] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.637386][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.646293][ T404] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.647503][ T404] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.649090][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.670659][ T5110] loop0: detected capacity change from 0 to 1024 [ 73.755500][ T5110] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 73.767986][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 73.769881][ T4972] ------------[ cut here ]------------ [ 73.770684][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 73.772129][ T4972] Modules linked in: [ 73.772672][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Not tainted syzkaller #0 [ 73.773788][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.775324][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.776415][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 73.777264][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 73.778131][ T4972] sp : ffff80001fb16f80 [ 73.778766][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d7924020 [ 73.779993][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000de3f8c98 [ 73.781200][ T4972] x23: ffff0000de3f8cc0 x22: ffff0000d7924020 x21: 00000000bd8f6515 [ 73.782372][ T4972] x20: ffff0000d482e068 x19: ffff0000d482e000 x18: 0000000000000001 [ 73.783543][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 73.784713][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.785917][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 73.787004][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.788331][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 73.789619][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.790821][ T4972] Call trace: [ 73.791332][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 73.792126][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 73.792985][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 73.793831][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 73.794669][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 73.795500][ T4972] ext4_dirty_inode+0xd0/0x100 [ 73.796186][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 73.796897][ T4972] iput+0x1bc/0x77c [ 73.797427][ T4972] dentry_unlink_inode+0x360/0x438 [ 73.798146][ T4972] __dentry_kill+0x320/0x598 [ 73.798762][ T4972] shrink_dentry_list+0x410/0x7c8 [ 73.799470][ T4972] shrink_dcache_parent+0xb0/0x354 [ 73.800219][ T4972] do_one_tree+0x2c/0xf0 [ 73.800829][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 73.801605][ T4972] generic_shutdown_super+0x68/0x2f0 [ 73.802406][ T4972] kill_block_super+0x70/0xdc [ 73.803109][ T4972] deactivate_locked_super+0xb8/0x13c [ 73.803883][ T4972] deactivate_super+0xf8/0x118 [ 73.804569][ T4972] cleanup_mnt+0x3a4/0x458 [ 73.805218][ T4972] __cleanup_mnt+0x20/0x30 [ 73.805843][ T4972] task_work_run+0x12c/0x1e0 [ 73.806477][ T4972] do_notify_resume+0x24b4/0x3128 [ 73.807315][ T4972] el0_svc+0xf0/0x1e0 [ 73.807912][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 73.808663][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 73.809298][ T4972] irq event stamp: 133200 [ 73.809934][ T4972] hardirqs last enabled at (133199): [] __up_console_sem+0xb4/0x100 [ 73.811385][ T4972] hardirqs last disabled at (133200): [] el1_dbg+0x24/0x80 [ 73.812632][ T4972] softirqs last enabled at (132704): [] local_bh_enable+0x10/0x34 [ 73.814122][ T4972] softirqs last disabled at (132702): [] local_bh_disable+0x10/0x34 [ 73.815558][ T4972] ---[ end trace 5b7b540728052c28 ]--- [ 73.817392][ T4972] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2826: Unable to expand inode 12. Delete some EAs or run e2fsck. [ 73.886509][ T5115] loop0: detected capacity change from 0 to 1024 [ 73.944545][ T5115] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 73.954461][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 73.956221][ T4972] ------------[ cut here ]------------ [ 73.957019][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 73.958560][ T4972] Modules linked in: [ 73.959143][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 73.960498][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.961964][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.963152][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 73.963981][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 73.964876][ T4972] sp : ffff80001fb16f80 [ 73.965528][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000c1ccb820 [ 73.966723][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c0c868 [ 73.968037][ T4972] x23: ffff0000e1c0c890 x22: ffff0000c1ccb820 x21: 00000000bd8f6515 [ 73.969251][ T4972] x20: ffff0000da160068 x19: ffff0000da160000 x18: 0000000000000001 [ 73.970510][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 73.971741][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.972942][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 73.974133][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.975374][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 73.976649][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 73.977876][ T4972] Call trace: [ 73.978325][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 73.979104][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 73.979830][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 73.980708][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 73.981564][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 73.982328][ T4972] ext4_dirty_inode+0xd0/0x100 [ 73.982983][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 73.983700][ T4972] iput+0x1bc/0x77c [ 73.984228][ T4972] dentry_unlink_inode+0x360/0x438 [ 73.984972][ T4972] __dentry_kill+0x320/0x598 [ 73.985629][ T4972] shrink_dentry_list+0x410/0x7c8 [ 73.986301][ T4972] shrink_dcache_parent+0xb0/0x354 [ 73.986990][ T4972] do_one_tree+0x2c/0xf0 [ 73.987598][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 73.988399][ T4972] generic_shutdown_super+0x68/0x2f0 [ 73.989195][ T4972] kill_block_super+0x70/0xdc [ 73.989854][ T4972] deactivate_locked_super+0xb8/0x13c [ 73.990697][ T4972] deactivate_super+0xf8/0x118 [ 73.991368][ T4972] cleanup_mnt+0x3a4/0x458 [ 73.992004][ T4972] __cleanup_mnt+0x20/0x30 [ 73.992654][ T4972] task_work_run+0x12c/0x1e0 [ 73.993277][ T4972] do_notify_resume+0x24b4/0x3128 [ 73.993990][ T4972] el0_svc+0xf0/0x1e0 [ 73.994553][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 73.995294][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 73.995931][ T4972] irq event stamp: 137960 [ 73.996607][ T4972] hardirqs last enabled at (137959): [] __up_console_sem+0xb4/0x100 [ 73.997937][ T4972] hardirqs last disabled at (137960): [] el1_dbg+0x24/0x80 [ 73.999166][ T4972] softirqs last enabled at (137486): [] local_bh_enable+0x10/0x34 [ 74.000529][ T4972] softirqs last disabled at (137484): [] local_bh_disable+0x10/0x34 [ 74.001994][ T4972] ---[ end trace 5b7b540728052c29 ]--- [ 74.048363][ T5119] loop0: detected capacity change from 0 to 1024 [ 74.084602][ T5119] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.094681][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 74.096582][ T4972] ------------[ cut here ]------------ [ 74.097425][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.098884][ T4972] Modules linked in: [ 74.099424][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.100817][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.102185][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.103271][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.104122][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.104988][ T4972] sp : ffff80001fb16f80 [ 74.105666][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000cebab820 [ 74.106885][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c0f048 [ 74.108127][ T4972] x23: ffff0000e1c0f070 x22: ffff0000cebab820 x21: 00000000bd8f6515 [ 74.109367][ T4972] x20: ffff0000c9cb2068 x19: ffff0000c9cb2000 x18: 0000000000000001 [ 74.110535][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 74.111666][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.112858][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 74.113991][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.115095][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 74.116314][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.117482][ T4972] Call trace: [ 74.117992][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.118867][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 74.119685][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.120596][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 74.121522][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.122378][ T4972] ext4_dirty_inode+0xd0/0x100 [ 74.123100][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 74.123912][ T4972] iput+0x1bc/0x77c [ 74.124513][ T4972] dentry_unlink_inode+0x360/0x438 [ 74.125265][ T4972] __dentry_kill+0x320/0x598 [ 74.125957][ T4972] shrink_dentry_list+0x410/0x7c8 [ 74.126691][ T4972] shrink_dcache_parent+0xb0/0x354 [ 74.127518][ T4972] do_one_tree+0x2c/0xf0 [ 74.128131][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 74.128907][ T4972] generic_shutdown_super+0x68/0x2f0 [ 74.129704][ T4972] kill_block_super+0x70/0xdc [ 74.130356][ T4972] deactivate_locked_super+0xb8/0x13c [ 74.131133][ T4972] deactivate_super+0xf8/0x118 [ 74.131845][ T4972] cleanup_mnt+0x3a4/0x458 [ 74.132456][ T4972] __cleanup_mnt+0x20/0x30 [ 74.133069][ T4972] task_work_run+0x12c/0x1e0 [ 74.133698][ T4972] do_notify_resume+0x24b4/0x3128 [ 74.134385][ T4972] el0_svc+0xf0/0x1e0 [ 74.134970][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 74.135659][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 74.136316][ T4972] irq event stamp: 143156 [ 74.136919][ T4972] hardirqs last enabled at (143155): [] __up_console_sem+0xb4/0x100 [ 74.138327][ T4972] hardirqs last disabled at (143156): [] el1_dbg+0x24/0x80 [ 74.139554][ T4972] softirqs last enabled at (142680): [] local_bh_enable+0x10/0x34 [ 74.141031][ T4972] softirqs last disabled at (142678): [] local_bh_disable+0x10/0x34 [ 74.142466][ T4972] ---[ end trace 5b7b540728052c2a ]--- [ 74.182931][ T5124] loop0: detected capacity change from 0 to 1024 [ 74.233988][ T5124] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.244125][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 74.246150][ T4972] ------------[ cut here ]------------ [ 74.246922][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.248368][ T4972] Modules linked in: [ 74.248899][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.250219][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.251623][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.252814][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.253674][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.254530][ T4972] sp : ffff80001fb16f80 [ 74.255139][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000cd645820 [ 74.256327][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1ee8c98 [ 74.257476][ T4972] x23: ffff0000e1ee8cc0 x22: ffff0000cd645820 x21: 00000000bd8f6515 [ 74.258697][ T4972] x20: ffff0000c2072068 x19: ffff0000c2072000 x18: 1fffe00034214596 [ 74.259834][ T4972] x17: 1fffe00034214596 x16: ffff8000111ceed0 x15: ffff80001422ef00 [ 74.261025][ T4972] x14: ffff0001a10a2cc0 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 74.262168][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 74.263313][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 74.264485][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 74.265613][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.266828][ T4972] Call trace: [ 74.267327][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.268136][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 74.268913][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.269795][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 74.270656][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.271487][ T4972] ext4_dirty_inode+0xd0/0x100 [ 74.272162][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 74.272862][ T4972] iput+0x1bc/0x77c [ 74.273404][ T4972] dentry_unlink_inode+0x360/0x438 [ 74.274182][ T4972] __dentry_kill+0x320/0x598 [ 74.274850][ T4972] shrink_dentry_list+0x410/0x7c8 [ 74.275573][ T4972] shrink_dcache_parent+0xb0/0x354 [ 74.276423][ T4972] do_one_tree+0x2c/0xf0 [ 74.277108][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 74.277977][ T4972] generic_shutdown_super+0x68/0x2f0 [ 74.278821][ T4972] kill_block_super+0x70/0xdc [ 74.279562][ T4972] deactivate_locked_super+0xb8/0x13c [ 74.280427][ T4972] deactivate_super+0xf8/0x118 [ 74.281127][ T4972] cleanup_mnt+0x3a4/0x458 [ 74.281745][ T4972] __cleanup_mnt+0x20/0x30 [ 74.282387][ T4972] task_work_run+0x12c/0x1e0 [ 74.283063][ T4972] do_notify_resume+0x24b4/0x3128 [ 74.283815][ T4972] el0_svc+0xf0/0x1e0 [ 74.284409][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 74.285148][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 74.285855][ T4972] irq event stamp: 148940 [ 74.286532][ T4972] hardirqs last enabled at (148939): [] finish_lock_switch+0xb0/0x1c4 [ 74.287994][ T4972] hardirqs last disabled at (148940): [] el1_dbg+0x24/0x80 [ 74.289362][ T4972] softirqs last enabled at (148566): [] handle_softirqs+0xa4c/0xbf0 [ 74.290752][ T4972] softirqs last disabled at (148549): [] __irq_exit_rcu+0x240/0x440 [ 74.292171][ T4972] ---[ end trace 5b7b540728052c2b ]--- [ 74.324835][ T5128] loop0: detected capacity change from 0 to 1024 [ 74.336384][ T5128] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.345818][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 74.347712][ T4972] ------------[ cut here ]------------ [ 74.348500][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.349960][ T4972] Modules linked in: [ 74.350550][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.351940][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.353425][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.354660][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.355522][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.356334][ T4972] sp : ffff80001fb16f80 [ 74.356947][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d7225020 [ 74.358171][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f99690 [ 74.359263][ T4972] x23: ffff0000e1f996b8 x22: ffff0000d7225020 x21: 00000000bd8f6515 [ 74.360451][ T4972] x20: ffff0000ca5ce068 x19: ffff0000ca5ce000 x18: 0000000000000001 [ 74.361659][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 74.362820][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.363989][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 74.365195][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.366440][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 74.367599][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.368789][ T4972] Call trace: [ 74.369237][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.369972][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 74.370781][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.371637][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 74.372438][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.373273][ T4972] ext4_dirty_inode+0xd0/0x100 [ 74.373977][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 74.374724][ T4972] iput+0x1bc/0x77c [ 74.375367][ T4972] dentry_unlink_inode+0x360/0x438 [ 74.376176][ T4972] __dentry_kill+0x320/0x598 [ 74.376918][ T4972] shrink_dentry_list+0x410/0x7c8 [ 74.377700][ T4972] shrink_dcache_parent+0xb0/0x354 [ 74.378491][ T4972] do_one_tree+0x2c/0xf0 [ 74.379119][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 74.379902][ T4972] generic_shutdown_super+0x68/0x2f0 [ 74.380629][ T4972] kill_block_super+0x70/0xdc [ 74.381331][ T4972] deactivate_locked_super+0xb8/0x13c [ 74.382087][ T4972] deactivate_super+0xf8/0x118 [ 74.382756][ T4972] cleanup_mnt+0x3a4/0x458 [ 74.383349][ T4972] __cleanup_mnt+0x20/0x30 [ 74.384015][ T4972] task_work_run+0x12c/0x1e0 [ 74.384654][ T4972] do_notify_resume+0x24b4/0x3128 [ 74.385537][ T4972] el0_svc+0xf0/0x1e0 [ 74.386228][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 74.387079][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 74.387840][ T4972] irq event stamp: 154286 [ 74.388529][ T4972] hardirqs last enabled at (154285): [] __up_console_sem+0xb4/0x100 [ 74.390049][ T4972] hardirqs last disabled at (154286): [] el1_dbg+0x24/0x80 [ 74.391455][ T4972] softirqs last enabled at (153826): [] local_bh_enable+0x10/0x34 [ 74.393026][ T4972] softirqs last disabled at (153824): [] local_bh_disable+0x10/0x34 [ 74.394521][ T4972] ---[ end trace 5b7b540728052c2c ]--- [ 74.443917][ T5132] loop0: detected capacity change from 0 to 1024 [ 74.492806][ T3339] Bluetooth: hci0: command 0x0409 tx timeout [ 74.505890][ T5132] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.514477][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 74.516199][ T4972] ------------[ cut here ]------------ [ 74.516925][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.518337][ T4972] Modules linked in: [ 74.518876][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.520228][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.521659][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.522808][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.523655][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.524555][ T4972] sp : ffff80001fb16f80 [ 74.525194][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d69e8820 [ 74.526379][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f81690 [ 74.527672][ T4972] x23: ffff0000e1f816b8 x22: ffff0000d69e8820 x21: 00000000bd8f6515 [ 74.528839][ T4972] x20: ffff0000cd384068 x19: ffff0000cd384000 x18: 0000000000000001 [ 74.529965][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 74.531220][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.532574][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 74.533795][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.534932][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 74.536150][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.537381][ T4972] Call trace: [ 74.537888][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.538712][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 74.539508][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.540367][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 74.541205][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.542050][ T4972] ext4_dirty_inode+0xd0/0x100 [ 74.542764][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 74.543498][ T4972] iput+0x1bc/0x77c [ 74.544078][ T4972] dentry_unlink_inode+0x360/0x438 [ 74.544794][ T4972] __dentry_kill+0x320/0x598 [ 74.545524][ T4972] shrink_dentry_list+0x410/0x7c8 [ 74.546212][ T4972] shrink_dcache_parent+0xb0/0x354 [ 74.546934][ T4972] do_one_tree+0x2c/0xf0 [ 74.547542][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 74.548391][ T4972] generic_shutdown_super+0x68/0x2f0 [ 74.549213][ T4972] kill_block_super+0x70/0xdc [ 74.549947][ T4972] deactivate_locked_super+0xb8/0x13c [ 74.550742][ T4972] deactivate_super+0xf8/0x118 [ 74.551470][ T4972] cleanup_mnt+0x3a4/0x458 [ 74.552122][ T4972] __cleanup_mnt+0x20/0x30 [ 74.552799][ T4972] task_work_run+0x12c/0x1e0 [ 74.553464][ T4972] do_notify_resume+0x24b4/0x3128 [ 74.554220][ T4972] el0_svc+0xf0/0x1e0 [ 74.554762][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 74.555508][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 74.556142][ T4972] irq event stamp: 160030 [ 74.556792][ T4972] hardirqs last enabled at (160029): [] __up_console_sem+0xb4/0x100 [ 74.558221][ T4972] hardirqs last disabled at (160030): [] el1_dbg+0x24/0x80 [ 74.559497][ T4972] softirqs last enabled at (159530): [] local_bh_enable+0x10/0x34 [ 74.560890][ T4972] softirqs last disabled at (159528): [] local_bh_disable+0x10/0x34 [ 74.562236][ T4972] ---[ end trace 5b7b540728052c2d ]--- [ 74.575038][ T1254] device hsr_slave_0 left promiscuous mode [ 74.612604][ T1254] device hsr_slave_1 left promiscuous mode [ 74.620149][ T5136] loop0: detected capacity change from 0 to 1024 [ 74.675233][ T5136] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.684399][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 74.686196][ T4972] ------------[ cut here ]------------ [ 74.687051][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.688486][ T4972] Modules linked in: [ 74.689077][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.690484][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.692063][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.693290][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.694161][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.695017][ T4972] sp : ffff80001fb16f80 [ 74.695632][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000dc28b020 [ 74.696736][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f83e70 [ 74.697935][ T4972] x23: ffff0000e1f83e98 x22: ffff0000dc28b020 x21: 00000000bd8f6515 [ 74.699282][ T4972] x20: ffff0000c1aac068 x19: ffff0000c1aac000 x18: 0000000000000001 [ 74.700407][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 74.701579][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.702772][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 74.703915][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.705078][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 74.706261][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.707431][ T4972] Call trace: [ 74.707864][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.708693][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 74.709457][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.710289][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 74.711043][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.711796][ T4972] ext4_dirty_inode+0xd0/0x100 [ 74.712481][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 74.713218][ T4972] iput+0x1bc/0x77c [ 74.713744][ T4972] dentry_unlink_inode+0x360/0x438 [ 74.714499][ T4972] __dentry_kill+0x320/0x598 [ 74.715154][ T4972] shrink_dentry_list+0x410/0x7c8 [ 74.715877][ T4972] shrink_dcache_parent+0xb0/0x354 [ 74.716643][ T4972] do_one_tree+0x2c/0xf0 [ 74.717245][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 74.718075][ T4972] generic_shutdown_super+0x68/0x2f0 [ 74.718812][ T4972] kill_block_super+0x70/0xdc [ 74.719476][ T4972] deactivate_locked_super+0xb8/0x13c [ 74.720221][ T4972] deactivate_super+0xf8/0x118 [ 74.720900][ T4972] cleanup_mnt+0x3a4/0x458 [ 74.721514][ T4972] __cleanup_mnt+0x20/0x30 [ 74.722134][ T4972] task_work_run+0x12c/0x1e0 [ 74.722796][ T4972] do_notify_resume+0x24b4/0x3128 [ 74.723544][ T4972] el0_svc+0xf0/0x1e0 [ 74.724118][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 74.724883][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 74.725494][ T4972] irq event stamp: 165672 [ 74.726081][ T4972] hardirqs last enabled at (165671): [] __up_console_sem+0xb4/0x100 [ 74.727448][ T4972] hardirqs last disabled at (165672): [] el1_dbg+0x24/0x80 [ 74.728642][ T4972] softirqs last enabled at (165264): [] local_bh_enable+0x10/0x34 [ 74.730002][ T4972] softirqs last disabled at (165262): [] local_bh_disable+0x10/0x34 [ 74.731301][ T4972] ---[ end trace 5b7b540728052c2e ]--- [ 74.735435][ T1254] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 74.736711][ T1254] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 74.739212][ T1254] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 74.740470][ T1254] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 74.743809][ T1254] device bridge_slave_1 left promiscuous mode [ 74.744810][ T1254] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.815341][ T1254] device bridge_slave_0 left promiscuous mode [ 74.825729][ T5142] loop0: detected capacity change from 0 to 1024 [ 74.827649][ T1254] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.883705][ T5142] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 74.895537][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 74.897428][ T4972] ------------[ cut here ]------------ [ 74.898302][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 74.899760][ T4972] Modules linked in: [ 74.900308][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 74.901602][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.903126][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.904314][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.905221][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 74.906131][ T4972] sp : ffff80001fb16f80 [ 74.906717][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000da2d5020 [ 74.907911][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f9be70 [ 74.909101][ T4972] x23: ffff0000e1f9be98 x22: ffff0000da2d5020 x21: 00000000bd8f6515 [ 74.910245][ T4972] x20: ffff0000ec224068 x19: ffff0000ec224000 x18: 0000000000000001 [ 74.911429][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 74.912566][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.913692][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 74.914823][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.915968][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 74.917125][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 74.918290][ T4972] Call trace: [ 74.918724][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 74.919522][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 74.920236][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 74.921020][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 74.921852][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 74.922613][ T4972] ext4_dirty_inode+0xd0/0x100 [ 74.923269][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 74.923993][ T4972] iput+0x1bc/0x77c [ 74.924509][ T4972] dentry_unlink_inode+0x360/0x438 [ 74.925198][ T4972] __dentry_kill+0x320/0x598 [ 74.925832][ T4972] shrink_dentry_list+0x410/0x7c8 [ 74.926568][ T4972] shrink_dcache_parent+0xb0/0x354 [ 74.927310][ T4972] do_one_tree+0x2c/0xf0 [ 74.927862][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 74.928772][ T4972] generic_shutdown_super+0x68/0x2f0 [ 74.929586][ T4972] kill_block_super+0x70/0xdc [ 74.930301][ T4972] deactivate_locked_super+0xb8/0x13c [ 74.931112][ T4972] deactivate_super+0xf8/0x118 [ 74.931875][ T4972] cleanup_mnt+0x3a4/0x458 [ 74.932565][ T4972] __cleanup_mnt+0x20/0x30 [ 74.933237][ T4972] task_work_run+0x12c/0x1e0 [ 74.933943][ T4972] do_notify_resume+0x24b4/0x3128 [ 74.934673][ T4972] el0_svc+0xf0/0x1e0 [ 74.935257][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 74.935996][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 74.936649][ T4972] irq event stamp: 170908 [ 74.937246][ T4972] hardirqs last enabled at (170907): [] __up_console_sem+0xb4/0x100 [ 74.938668][ T4972] hardirqs last disabled at (170908): [] el1_dbg+0x24/0x80 [ 74.939909][ T4972] softirqs last enabled at (170508): [] local_bh_enable+0x10/0x34 [ 74.941282][ T4972] softirqs last disabled at (170506): [] local_bh_disable+0x10/0x34 [ 74.942656][ T4972] ---[ end trace 5b7b540728052c2f ]--- [ 74.992443][ T1254] device veth1_macvtap left promiscuous mode [ 74.993526][ T1254] device veth0_macvtap left promiscuous mode [ 74.994519][ T1254] device veth1_vlan left promiscuous mode [ 74.995394][ T1254] device veth0_vlan left promiscuous mode [ 75.020256][ T5146] loop0: detected capacity change from 0 to 1024 [ 75.044044][ T5146] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.058752][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 75.060488][ T4972] ------------[ cut here ]------------ [ 75.061209][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.062617][ T4972] Modules linked in: [ 75.063182][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.064447][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.065890][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.067083][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.067923][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.068803][ T4972] sp : ffff80001fb16f80 [ 75.069417][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ecff1020 [ 75.070539][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f9d260 [ 75.071666][ T4972] x23: ffff0000e1f9d288 x22: ffff0000ecff1020 x21: 00000000bd8f6515 [ 75.072752][ T4972] x20: ffff0000d6be6068 x19: ffff0000d6be6000 x18: 0000000000000001 [ 75.073878][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 75.074974][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.076066][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 75.077205][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.078357][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 75.079629][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.080779][ T4972] Call trace: [ 75.081255][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.082052][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 75.082842][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.083659][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 75.084539][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.085301][ T4972] ext4_dirty_inode+0xd0/0x100 [ 75.085961][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 75.086677][ T4972] iput+0x1bc/0x77c [ 75.087263][ T4972] dentry_unlink_inode+0x360/0x438 [ 75.087991][ T4972] __dentry_kill+0x320/0x598 [ 75.088637][ T4972] shrink_dentry_list+0x410/0x7c8 [ 75.089400][ T4972] shrink_dcache_parent+0xb0/0x354 [ 75.090175][ T4972] do_one_tree+0x2c/0xf0 [ 75.090816][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 75.091636][ T4972] generic_shutdown_super+0x68/0x2f0 [ 75.092404][ T4972] kill_block_super+0x70/0xdc [ 75.093064][ T4972] deactivate_locked_super+0xb8/0x13c [ 75.093850][ T4972] deactivate_super+0xf8/0x118 [ 75.094571][ T4972] cleanup_mnt+0x3a4/0x458 [ 75.095230][ T4972] __cleanup_mnt+0x20/0x30 [ 75.095820][ T4972] task_work_run+0x12c/0x1e0 [ 75.096469][ T4972] do_notify_resume+0x24b4/0x3128 [ 75.097161][ T4972] el0_svc+0xf0/0x1e0 [ 75.097726][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 75.098447][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 75.099082][ T4972] irq event stamp: 176420 [ 75.099717][ T4972] hardirqs last enabled at (176419): [] __up_console_sem+0xb4/0x100 [ 75.101111][ T4972] hardirqs last disabled at (176420): [] el1_dbg+0x24/0x80 [ 75.102337][ T4972] softirqs last enabled at (175948): [] local_bh_enable+0x10/0x34 [ 75.103686][ T4972] softirqs last disabled at (175946): [] local_bh_disable+0x10/0x34 [ 75.105086][ T4972] ---[ end trace 5b7b540728052c30 ]--- [ 75.158807][ T1254] team0 (unregistering): Port device team_slave_1 removed [ 75.159501][ T5151] loop0: detected capacity change from 0 to 1024 [ 75.163898][ T1254] team0 (unregistering): Port device team_slave_0 removed [ 75.168389][ T1254] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 75.196594][ T1254] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 75.203660][ T5151] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.216654][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 75.218521][ T4972] ------------[ cut here ]------------ [ 75.219283][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.220752][ T4972] Modules linked in: [ 75.221266][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.222589][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.224103][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.225216][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.226090][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.226928][ T4972] sp : ffff80001fb16f80 [ 75.227514][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d265e820 [ 75.228698][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f882a0 [ 75.229821][ T4972] x23: ffff0000e1f882c8 x22: ffff0000d265e820 x21: 00000000bd8f6515 [ 75.230983][ T4972] x20: ffff0000e8c30068 x19: ffff0000e8c30000 x18: 0000000000000001 [ 75.232091][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 75.233275][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.234497][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 75.235573][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.236765][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 75.237940][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.239114][ T4972] Call trace: [ 75.239563][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.240284][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 75.241061][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.241826][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 75.242601][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.243331][ T4972] ext4_dirty_inode+0xd0/0x100 [ 75.244018][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 75.244703][ T4972] iput+0x1bc/0x77c [ 75.245250][ T4972] dentry_unlink_inode+0x360/0x438 [ 75.245936][ T4972] __dentry_kill+0x320/0x598 [ 75.246653][ T4972] shrink_dentry_list+0x410/0x7c8 [ 75.247356][ T4972] shrink_dcache_parent+0xb0/0x354 [ 75.248125][ T4972] do_one_tree+0x2c/0xf0 [ 75.248719][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 75.249495][ T4972] generic_shutdown_super+0x68/0x2f0 [ 75.250274][ T4972] kill_block_super+0x70/0xdc [ 75.250937][ T4972] deactivate_locked_super+0xb8/0x13c [ 75.251711][ T4972] deactivate_super+0xf8/0x118 [ 75.252411][ T4972] cleanup_mnt+0x3a4/0x458 [ 75.253109][ T4972] __cleanup_mnt+0x20/0x30 [ 75.253709][ T4972] task_work_run+0x12c/0x1e0 [ 75.254381][ T4972] do_notify_resume+0x24b4/0x3128 [ 75.255082][ T4972] el0_svc+0xf0/0x1e0 [ 75.255623][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 75.256293][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 75.256896][ T4972] irq event stamp: 181826 [ 75.257470][ T4972] hardirqs last enabled at (181825): [] __up_console_sem+0xb4/0x100 [ 75.258884][ T4972] hardirqs last disabled at (181826): [] el1_dbg+0x24/0x80 [ 75.260143][ T4972] softirqs last enabled at (181352): [] local_bh_enable+0x10/0x34 [ 75.261516][ T4972] softirqs last disabled at (181350): [] local_bh_disable+0x10/0x34 [ 75.262866][ T4972] ---[ end trace 5b7b540728052c31 ]--- [ 75.317116][ T5155] loop0: detected capacity change from 0 to 1024 [ 75.356201][ T1254] bond0 (unregistering): Released all slaves [ 75.379560][ T5155] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.393674][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 75.395518][ T4972] ------------[ cut here ]------------ [ 75.396329][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.397733][ T4972] Modules linked in: [ 75.398414][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.399801][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.401213][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.402317][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.403157][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.403988][ T4972] sp : ffff80001fb16f80 [ 75.404610][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000cd0ab020 [ 75.405831][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f302a0 [ 75.407043][ T4972] x23: ffff0000e1f302c8 x22: ffff0000cd0ab020 x21: 00000000bd8f6515 [ 75.408210][ T4972] x20: ffff0000cf922068 x19: ffff0000cf922000 x18: 0000000000000001 [ 75.409373][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 75.410547][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.411703][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 75.412916][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.414078][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 75.415264][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.416491][ T4972] Call trace: [ 75.416975][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.417777][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 75.418548][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.419477][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 75.420320][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.421081][ T4972] ext4_dirty_inode+0xd0/0x100 [ 75.421713][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 75.422404][ T4972] iput+0x1bc/0x77c [ 75.422943][ T4972] dentry_unlink_inode+0x360/0x438 [ 75.423710][ T4972] __dentry_kill+0x320/0x598 [ 75.424361][ T4972] shrink_dentry_list+0x410/0x7c8 [ 75.425031][ T4972] shrink_dcache_parent+0xb0/0x354 [ 75.425745][ T4972] do_one_tree+0x2c/0xf0 [ 75.426350][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 75.427174][ T4972] generic_shutdown_super+0x68/0x2f0 [ 75.427905][ T4972] kill_block_super+0x70/0xdc [ 75.428560][ T4972] deactivate_locked_super+0xb8/0x13c [ 75.429303][ T4972] deactivate_super+0xf8/0x118 [ 75.429979][ T4972] cleanup_mnt+0x3a4/0x458 [ 75.430653][ T4972] __cleanup_mnt+0x20/0x30 [ 75.431290][ T4972] task_work_run+0x12c/0x1e0 [ 75.431966][ T4972] do_notify_resume+0x24b4/0x3128 [ 75.432757][ T4972] el0_svc+0xf0/0x1e0 [ 75.433329][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 75.434045][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 75.434630][ T4972] irq event stamp: 187028 [ 75.435157][ T4972] hardirqs last enabled at (187027): [] __up_console_sem+0xb4/0x100 [ 75.436510][ T4972] hardirqs last disabled at (187028): [] el1_dbg+0x24/0x80 [ 75.437742][ T4972] softirqs last enabled at (186696): [] local_bh_enable+0x10/0x34 [ 75.438980][ T4972] softirqs last disabled at (186694): [] local_bh_disable+0x10/0x34 [ 75.440458][ T4972] ---[ end trace 5b7b540728052c32 ]--- [ 75.493671][ T5159] loop0: detected capacity change from 0 to 1024 [ 75.547711][ T5159] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.560494][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 75.562237][ T4972] ------------[ cut here ]------------ [ 75.563001][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.564486][ T4972] Modules linked in: [ 75.565048][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.566209][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.567618][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.568772][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.569593][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.570555][ T4972] sp : ffff80001fb16f80 [ 75.571187][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ced51020 [ 75.572374][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f8aa80 [ 75.573580][ T4972] x23: ffff0000e1f8aaa8 x22: ffff0000ced51020 x21: 00000000bd8f6515 [ 75.574812][ T4972] x20: ffff0000cb898068 x19: ffff0000cb898000 x18: 0000000000000001 [ 75.576042][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 75.577244][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.578481][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 75.579836][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.581137][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 75.582335][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.583557][ T4972] Call trace: [ 75.584048][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.584799][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 75.585548][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.586354][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 75.587178][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.588074][ T4972] ext4_dirty_inode+0xd0/0x100 [ 75.588757][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 75.589521][ T4972] iput+0x1bc/0x77c [ 75.590108][ T4972] dentry_unlink_inode+0x360/0x438 [ 75.590908][ T4972] __dentry_kill+0x320/0x598 [ 75.591569][ T4972] shrink_dentry_list+0x410/0x7c8 [ 75.592300][ T4972] shrink_dcache_parent+0xb0/0x354 [ 75.593024][ T4972] do_one_tree+0x2c/0xf0 [ 75.593687][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 75.594495][ T4972] generic_shutdown_super+0x68/0x2f0 [ 75.595279][ T4972] kill_block_super+0x70/0xdc [ 75.595971][ T4972] deactivate_locked_super+0xb8/0x13c [ 75.596818][ T4972] deactivate_super+0xf8/0x118 [ 75.597515][ T4972] cleanup_mnt+0x3a4/0x458 [ 75.598146][ T4972] __cleanup_mnt+0x20/0x30 [ 75.598822][ T4972] task_work_run+0x12c/0x1e0 [ 75.599506][ T4972] do_notify_resume+0x24b4/0x3128 [ 75.600225][ T4972] el0_svc+0xf0/0x1e0 [ 75.600803][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 75.601573][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 75.602250][ T4972] irq event stamp: 192766 [ 75.602821][ T4972] hardirqs last enabled at (192765): [] __up_console_sem+0xb4/0x100 [ 75.604144][ T4972] hardirqs last disabled at (192766): [] el1_dbg+0x24/0x80 [ 75.605447][ T4972] softirqs last enabled at (192310): [] local_bh_enable+0x10/0x34 [ 75.606826][ T4972] softirqs last disabled at (192308): [] local_bh_disable+0x10/0x34 [ 75.608178][ T4972] ---[ end trace 5b7b540728052c33 ]--- [ 75.674482][ T5163] loop0: detected capacity change from 0 to 1024 [ 75.688895][ T5163] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.709202][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 75.711121][ T4972] ------------[ cut here ]------------ [ 75.711955][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.713377][ T4972] Modules linked in: [ 75.713955][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.715398][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.716888][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.718012][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.718897][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.719761][ T4972] sp : ffff80001fb16f80 [ 75.720369][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d03bd020 [ 75.721548][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f31690 [ 75.722830][ T4972] x23: ffff0000e1f316b8 x22: ffff0000d03bd020 x21: 00000000bd8f6515 [ 75.723982][ T4972] x20: ffff0000d01c8068 x19: ffff0000d01c8000 x18: 0000000000000001 [ 75.725122][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 75.726339][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.727530][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 75.728742][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.729997][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 75.731159][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.732404][ T4972] Call trace: [ 75.732854][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.733634][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 75.734394][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.735281][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 75.736124][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.736902][ T4972] ext4_dirty_inode+0xd0/0x100 [ 75.737661][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 75.738351][ T4972] iput+0x1bc/0x77c [ 75.738911][ T4972] dentry_unlink_inode+0x360/0x438 [ 75.739607][ T4972] __dentry_kill+0x320/0x598 [ 75.740275][ T4972] shrink_dentry_list+0x410/0x7c8 [ 75.740991][ T4972] shrink_dcache_parent+0xb0/0x354 [ 75.741732][ T4972] do_one_tree+0x2c/0xf0 [ 75.742330][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 75.743093][ T4972] generic_shutdown_super+0x68/0x2f0 [ 75.743866][ T4972] kill_block_super+0x70/0xdc [ 75.744533][ T4972] deactivate_locked_super+0xb8/0x13c [ 75.745232][ T4972] deactivate_super+0xf8/0x118 [ 75.745918][ T4972] cleanup_mnt+0x3a4/0x458 [ 75.746537][ T4972] __cleanup_mnt+0x20/0x30 [ 75.747166][ T4972] task_work_run+0x12c/0x1e0 [ 75.747816][ T4972] do_notify_resume+0x24b4/0x3128 [ 75.748504][ T4972] el0_svc+0xf0/0x1e0 [ 75.749128][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 75.749818][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 75.750484][ T4972] irq event stamp: 198384 [ 75.751068][ T4972] hardirqs last enabled at (198383): [] __up_console_sem+0xb4/0x100 [ 75.752516][ T4972] hardirqs last disabled at (198384): [] el1_dbg+0x24/0x80 [ 75.753753][ T4972] softirqs last enabled at (197914): [] local_bh_enable+0x10/0x34 [ 75.755087][ T4972] softirqs last disabled at (197912): [] local_bh_disable+0x10/0x34 [ 75.756394][ T4972] ---[ end trace 5b7b540728052c34 ]--- [ 75.806372][ T5167] loop0: detected capacity change from 0 to 1024 [ 75.854901][ T5167] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 75.865975][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 75.867758][ T4972] ------------[ cut here ]------------ [ 75.868575][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 75.870120][ T4972] Modules linked in: [ 75.870713][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 75.872119][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.873623][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.874839][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.875731][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 75.876600][ T4972] sp : ffff80001fb16f80 [ 75.877217][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d2139020 [ 75.878455][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f8d260 [ 75.879647][ T4972] x23: ffff0000e1f8d288 x22: ffff0000d2139020 x21: 00000000bd8f6515 [ 75.880868][ T4972] x20: ffff0000ec9fe068 x19: ffff0000ec9fe000 x18: 0000000000000001 [ 75.882042][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 75.883246][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.884479][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 75.885680][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.886751][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 75.888028][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 75.889252][ T4972] Call trace: [ 75.889760][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 75.890568][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 75.891402][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 75.892269][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 75.893120][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 75.893946][ T4972] ext4_dirty_inode+0xd0/0x100 [ 75.894688][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 75.895446][ T4972] iput+0x1bc/0x77c [ 75.895977][ T4972] dentry_unlink_inode+0x360/0x438 [ 75.896736][ T4972] __dentry_kill+0x320/0x598 [ 75.897401][ T4972] shrink_dentry_list+0x410/0x7c8 [ 75.898151][ T4972] shrink_dcache_parent+0xb0/0x354 [ 75.898936][ T4972] do_one_tree+0x2c/0xf0 [ 75.899559][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 75.900346][ T4972] generic_shutdown_super+0x68/0x2f0 [ 75.901140][ T4972] kill_block_super+0x70/0xdc [ 75.901817][ T4972] deactivate_locked_super+0xb8/0x13c [ 75.902630][ T4972] deactivate_super+0xf8/0x118 [ 75.903360][ T4972] cleanup_mnt+0x3a4/0x458 [ 75.903973][ T4972] __cleanup_mnt+0x20/0x30 [ 75.904629][ T4972] task_work_run+0x12c/0x1e0 [ 75.905271][ T4972] do_notify_resume+0x24b4/0x3128 [ 75.906021][ T4972] el0_svc+0xf0/0x1e0 [ 75.906617][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 75.907320][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 75.907993][ T4972] irq event stamp: 203542 [ 75.908645][ T4972] hardirqs last enabled at (203541): [] __up_console_sem+0xb4/0x100 [ 75.909990][ T4972] hardirqs last disabled at (203542): [] el1_dbg+0x24/0x80 [ 75.911245][ T4972] softirqs last enabled at (203078): [] local_bh_enable+0x10/0x34 [ 75.912719][ T4972] softirqs last disabled at (203076): [] local_bh_disable+0x10/0x34 [ 75.914192][ T4972] ---[ end trace 5b7b540728052c35 ]--- [ 75.986782][ T5171] loop0: detected capacity change from 0 to 1024 [ 76.014854][ T5171] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.024646][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 76.026422][ T4972] ------------[ cut here ]------------ [ 76.027156][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.028523][ T4972] Modules linked in: [ 76.029074][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.030418][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.031745][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.032876][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.033699][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.034552][ T4972] sp : ffff80001fb16f80 [ 76.035156][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000e7cc1020 [ 76.036313][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f35260 [ 76.037504][ T4972] x23: ffff0000e1f35288 x22: ffff0000e7cc1020 x21: 00000000bd8f6515 [ 76.038683][ T4972] x20: ffff0000db878068 x19: ffff0000db878000 x18: 0000000000000001 [ 76.039809][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 76.040983][ T4972] x14: 0000000000ff0100 x13: 439f898d6e08a88f x12: 0000000000ff0100 [ 76.042199][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 76.043368][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.044553][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 76.045761][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.046988][ T4972] Call trace: [ 76.047483][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.048242][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 76.049004][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.049869][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 76.050730][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.051549][ T4972] ext4_dirty_inode+0xd0/0x100 [ 76.052255][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 76.053024][ T4972] iput+0x1bc/0x77c [ 76.053543][ T4972] dentry_unlink_inode+0x360/0x438 [ 76.054241][ T4972] __dentry_kill+0x320/0x598 [ 76.054922][ T4972] shrink_dentry_list+0x410/0x7c8 [ 76.055670][ T4972] shrink_dcache_parent+0xb0/0x354 [ 76.056410][ T4972] do_one_tree+0x2c/0xf0 [ 76.057046][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 76.057849][ T4972] generic_shutdown_super+0x68/0x2f0 [ 76.058624][ T4972] kill_block_super+0x70/0xdc [ 76.059296][ T4972] deactivate_locked_super+0xb8/0x13c [ 76.060103][ T4972] deactivate_super+0xf8/0x118 [ 76.060786][ T4972] cleanup_mnt+0x3a4/0x458 [ 76.061409][ T4972] __cleanup_mnt+0x20/0x30 [ 76.062034][ T4972] task_work_run+0x12c/0x1e0 [ 76.062719][ T4972] do_notify_resume+0x24b4/0x3128 [ 76.063498][ T4972] el0_svc+0xf0/0x1e0 [ 76.064040][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 76.064768][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 76.065447][ T4972] irq event stamp: 208604 [ 76.066117][ T4972] hardirqs last enabled at (208603): [] __schedule+0xefc/0x1bf8 [ 76.067516][ T4972] hardirqs last disabled at (208604): [] el1_dbg+0x24/0x80 [ 76.068822][ T4972] softirqs last enabled at (208198): [] local_bh_enable+0x10/0x34 [ 76.070272][ T4972] softirqs last disabled at (208196): [] local_bh_disable+0x10/0x34 [ 76.071644][ T4972] ---[ end trace 5b7b540728052c36 ]--- [ 76.114795][ T5175] loop0: detected capacity change from 0 to 1024 [ 76.165027][ T5175] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.175263][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 76.176954][ T4972] ------------[ cut here ]------------ [ 76.177779][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.179136][ T4972] Modules linked in: [ 76.179707][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.181045][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.182444][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.183559][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.184363][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.185210][ T4972] sp : ffff80001fb16f80 [ 76.185772][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000e7cc6820 [ 76.186933][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f382a0 [ 76.188066][ T4972] x23: ffff0000e1f382c8 x22: ffff0000e7cc6820 x21: 00000000bd8f6515 [ 76.189177][ T4972] x20: ffff0000d3e88068 x19: ffff0000d3e88000 x18: 0000000000000001 [ 76.190291][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 76.191387][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.192559][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 76.193700][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.194789][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 76.195881][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.196962][ T4972] Call trace: [ 76.197419][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.198152][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 76.198890][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.199704][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 76.200497][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.201242][ T4972] ext4_dirty_inode+0xd0/0x100 [ 76.201890][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 76.202570][ T4972] iput+0x1bc/0x77c [ 76.203078][ T4972] dentry_unlink_inode+0x360/0x438 [ 76.203761][ T4972] __dentry_kill+0x320/0x598 [ 76.204388][ T4972] shrink_dentry_list+0x410/0x7c8 [ 76.205062][ T4972] shrink_dcache_parent+0xb0/0x354 [ 76.205760][ T4972] do_one_tree+0x2c/0xf0 [ 76.206344][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 76.207127][ T4972] generic_shutdown_super+0x68/0x2f0 [ 76.207841][ T4972] kill_block_super+0x70/0xdc [ 76.208463][ T4972] deactivate_locked_super+0xb8/0x13c [ 76.209185][ T4972] deactivate_super+0xf8/0x118 [ 76.209825][ T4972] cleanup_mnt+0x3a4/0x458 [ 76.210428][ T4972] __cleanup_mnt+0x20/0x30 [ 76.211011][ T4972] task_work_run+0x12c/0x1e0 [ 76.211633][ T4972] do_notify_resume+0x24b4/0x3128 [ 76.212342][ T4972] el0_svc+0xf0/0x1e0 [ 76.212904][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 76.213612][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 76.214245][ T4972] irq event stamp: 213758 [ 76.214847][ T4972] hardirqs last enabled at (213757): [] __up_console_sem+0xb4/0x100 [ 76.216196][ T4972] hardirqs last disabled at (213758): [] el1_dbg+0x24/0x80 [ 76.217305][ T4972] softirqs last enabled at (213334): [] local_bh_enable+0x10/0x34 [ 76.218571][ T4972] softirqs last disabled at (213332): [] local_bh_disable+0x10/0x34 [ 76.219854][ T4972] ---[ end trace 5b7b540728052c37 ]--- [ 76.263313][ T5179] loop0: detected capacity change from 0 to 1024 [ 76.283698][ T5179] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.294440][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 76.296297][ T4972] ------------[ cut here ]------------ [ 76.297072][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.298514][ T4972] Modules linked in: [ 76.299109][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.300334][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.301820][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.302963][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.303846][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.304691][ T4972] sp : ffff80001fb16f80 [ 76.305308][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ebbd9820 [ 76.306525][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f39690 [ 76.307705][ T4972] x23: ffff0000e1f396b8 x22: ffff0000ebbd9820 x21: 00000000bd8f6515 [ 76.308848][ T4972] x20: ffff0000d26c2068 x19: ffff0000d26c2000 x18: 0000000000000001 [ 76.310034][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 76.311214][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.312395][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 76.313549][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.314673][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 76.315837][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.317028][ T4972] Call trace: [ 76.317502][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.318240][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 76.318992][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.319793][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 76.320621][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.321455][ T4972] ext4_dirty_inode+0xd0/0x100 [ 76.322160][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 76.322954][ T4972] iput+0x1bc/0x77c [ 76.323508][ T4972] dentry_unlink_inode+0x360/0x438 [ 76.324251][ T4972] __dentry_kill+0x320/0x598 [ 76.324919][ T4972] shrink_dentry_list+0x410/0x7c8 [ 76.325658][ T4972] shrink_dcache_parent+0xb0/0x354 [ 76.326399][ T4972] do_one_tree+0x2c/0xf0 [ 76.327052][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 76.327884][ T4972] generic_shutdown_super+0x68/0x2f0 [ 76.328648][ T4972] kill_block_super+0x70/0xdc [ 76.329299][ T4972] deactivate_locked_super+0xb8/0x13c [ 76.330095][ T4972] deactivate_super+0xf8/0x118 [ 76.330825][ T4972] cleanup_mnt+0x3a4/0x458 [ 76.331458][ T4972] __cleanup_mnt+0x20/0x30 [ 76.332087][ T4972] task_work_run+0x12c/0x1e0 [ 76.332738][ T4972] do_notify_resume+0x24b4/0x3128 [ 76.333536][ T4972] el0_svc+0xf0/0x1e0 [ 76.334106][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 76.334864][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 76.335504][ T4972] irq event stamp: 219234 [ 76.336127][ T4972] hardirqs last enabled at (219233): [] __up_console_sem+0xb4/0x100 [ 76.337488][ T4972] hardirqs last disabled at (219234): [] el1_dbg+0x24/0x80 [ 76.338734][ T4972] softirqs last enabled at (218846): [] local_bh_enable+0x10/0x34 [ 76.340097][ T4972] softirqs last disabled at (218844): [] local_bh_disable+0x10/0x34 [ 76.341403][ T4972] ---[ end trace 5b7b540728052c38 ]--- [ 76.413724][ T5183] loop0: detected capacity change from 0 to 1024 [ 76.516234][ T5183] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.531674][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 76.533692][ T4972] ------------[ cut here ]------------ [ 76.534523][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.535920][ T4972] Modules linked in: [ 76.536467][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.537748][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.539165][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.540228][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.541014][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.541856][ T4972] sp : ffff80001fb16f80 [ 76.542478][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ed186020 [ 76.543684][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000edc41690 [ 76.544860][ T4972] x23: ffff0000edc416b8 x22: ffff0000ed186020 x21: 00000000bd8f6515 [ 76.546025][ T4972] x20: ffff0000eba76068 x19: ffff0000eba76000 x18: 0000000000000001 [ 76.547208][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 76.548471][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.549636][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 76.550778][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.552016][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 76.553231][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.554398][ T4972] Call trace: [ 76.554905][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.555665][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 76.556474][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.557324][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 76.558156][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.558942][ T4972] ext4_dirty_inode+0xd0/0x100 [ 76.559619][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 76.560381][ T4972] iput+0x1bc/0x77c [ 76.560921][ T4972] dentry_unlink_inode+0x360/0x438 [ 76.561630][ T4972] __dentry_kill+0x320/0x598 [ 76.562273][ T4972] shrink_dentry_list+0x410/0x7c8 [ 76.563009][ T4972] shrink_dcache_parent+0xb0/0x354 [ 76.563732][ T4972] do_one_tree+0x2c/0xf0 [ 76.564343][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 76.565116][ T4972] generic_shutdown_super+0x68/0x2f0 [ 76.565838][ T4972] kill_block_super+0x70/0xdc [ 76.566463][ T4972] deactivate_locked_super+0xb8/0x13c [ 76.567222][ T4972] deactivate_super+0xf8/0x118 [ 76.567908][ T4972] cleanup_mnt+0x3a4/0x458 [ 76.568513][ T4972] __cleanup_mnt+0x20/0x30 [ 76.569133][ T4972] task_work_run+0x12c/0x1e0 [ 76.569774][ T4972] do_notify_resume+0x24b4/0x3128 [ 76.570501][ T4972] el0_svc+0xf0/0x1e0 [ 76.571058][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 76.571754][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 76.572446][ T4972] irq event stamp: 225016 [ 76.573095][ T4972] hardirqs last enabled at (225015): [] __up_console_sem+0xb4/0x100 [ 76.574463][ T4972] hardirqs last disabled at (225016): [] el1_dbg+0x24/0x80 [ 76.575827][ T4972] softirqs last enabled at (225012): [] handle_softirqs+0xa4c/0xbf0 [ 76.577265][ T4972] softirqs last disabled at (224945): [] __irq_exit_rcu+0x240/0x440 [ 76.578703][ T4972] ---[ end trace 5b7b540728052c39 ]--- [ 76.579615][ T7] Bluetooth: hci0: command 0x041b tx timeout [ 76.654114][ T5187] loop0: detected capacity change from 0 to 1024 [ 76.753666][ T5187] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.771455][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 76.773415][ T4972] ------------[ cut here ]------------ [ 76.774243][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.775783][ T4972] Modules linked in: [ 76.776354][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.777592][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.779002][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.780144][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.781052][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.781973][ T4972] sp : ffff80001fb16f80 [ 76.782642][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d6e60020 [ 76.783949][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000edc42a80 [ 76.785314][ T4972] x23: ffff0000edc42aa8 x22: ffff0000d6e60020 x21: 00000000bd8f6515 [ 76.786597][ T4972] x20: ffff0000d4d1a068 x19: ffff0000d4d1a000 x18: 0000000000000001 [ 76.787868][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 76.789120][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.790367][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 76.791697][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.793103][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 76.794293][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.795516][ T4972] Call trace: [ 76.796028][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.796766][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 76.797575][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.798379][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 76.799176][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.799941][ T4972] ext4_dirty_inode+0xd0/0x100 [ 76.800656][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 76.801433][ T4972] iput+0x1bc/0x77c [ 76.802002][ T4972] dentry_unlink_inode+0x360/0x438 [ 76.802708][ T4972] __dentry_kill+0x320/0x598 [ 76.803348][ T4972] shrink_dentry_list+0x410/0x7c8 [ 76.804043][ T4972] shrink_dcache_parent+0xb0/0x354 [ 76.804822][ T4972] do_one_tree+0x2c/0xf0 [ 76.805422][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 76.806210][ T4972] generic_shutdown_super+0x68/0x2f0 [ 76.806932][ T4972] kill_block_super+0x70/0xdc [ 76.807584][ T4972] deactivate_locked_super+0xb8/0x13c [ 76.808378][ T4972] deactivate_super+0xf8/0x118 [ 76.809067][ T4972] cleanup_mnt+0x3a4/0x458 [ 76.809683][ T4972] __cleanup_mnt+0x20/0x30 [ 76.810326][ T4972] task_work_run+0x12c/0x1e0 [ 76.810974][ T4972] do_notify_resume+0x24b4/0x3128 [ 76.811641][ T4972] el0_svc+0xf0/0x1e0 [ 76.812182][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 76.812923][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 76.813573][ T4972] irq event stamp: 230560 [ 76.814232][ T4972] hardirqs last enabled at (230559): [] __up_console_sem+0xb4/0x100 [ 76.815620][ T4972] hardirqs last disabled at (230560): [] el1_dbg+0x24/0x80 [ 76.816838][ T4972] softirqs last enabled at (230556): [] handle_softirqs+0xa4c/0xbf0 [ 76.818261][ T4972] softirqs last disabled at (230535): [] __irq_exit_rcu+0x240/0x440 [ 76.819681][ T4972] ---[ end trace 5b7b540728052c3a ]--- [ 76.883871][ T5191] loop0: detected capacity change from 0 to 1024 [ 76.916326][ T5191] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 76.935245][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 76.937060][ T4972] ------------[ cut here ]------------ [ 76.937866][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 76.939199][ T4972] Modules linked in: [ 76.939752][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 76.941061][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.942484][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.943606][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.944420][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 76.945243][ T4972] sp : ffff80001fb16f80 [ 76.945819][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d4a6a020 [ 76.947026][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f3d260 [ 76.948251][ T4972] x23: ffff0000e1f3d288 x22: ffff0000d4a6a020 x21: 00000000bd8f6515 [ 76.949500][ T4972] x20: ffff0000d1124068 x19: ffff0000d1124000 x18: 0000000000000001 [ 76.950700][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 76.952066][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.953306][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 76.954557][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.955753][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 76.956908][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 76.958117][ T4972] Call trace: [ 76.958538][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 76.959280][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 76.959988][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 76.960806][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 76.961609][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 76.962409][ T4972] ext4_dirty_inode+0xd0/0x100 [ 76.963070][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 76.963768][ T4972] iput+0x1bc/0x77c [ 76.964299][ T4972] dentry_unlink_inode+0x360/0x438 [ 76.965012][ T4972] __dentry_kill+0x320/0x598 [ 76.965636][ T4972] shrink_dentry_list+0x410/0x7c8 [ 76.966500][ T4972] shrink_dcache_parent+0xb0/0x354 [ 76.967340][ T4972] do_one_tree+0x2c/0xf0 [ 76.968007][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 76.968834][ T4972] generic_shutdown_super+0x68/0x2f0 [ 76.969663][ T4972] kill_block_super+0x70/0xdc [ 76.970364][ T4972] deactivate_locked_super+0xb8/0x13c [ 76.971181][ T4972] deactivate_super+0xf8/0x118 [ 76.971864][ T4972] cleanup_mnt+0x3a4/0x458 [ 76.972477][ T4972] __cleanup_mnt+0x20/0x30 [ 76.973088][ T4972] task_work_run+0x12c/0x1e0 [ 76.973776][ T4972] do_notify_resume+0x24b4/0x3128 [ 76.974532][ T4972] el0_svc+0xf0/0x1e0 [ 76.975115][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 76.975844][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 76.976519][ T4972] irq event stamp: 236064 [ 76.977131][ T4972] hardirqs last enabled at (236063): [] __up_console_sem+0xb4/0x100 [ 76.978498][ T4972] hardirqs last disabled at (236064): [] el1_dbg+0x24/0x80 [ 76.979827][ T4972] softirqs last enabled at (235688): [] local_bh_enable+0x10/0x34 [ 76.981208][ T4972] softirqs last disabled at (235686): [] local_bh_disable+0x10/0x34 [ 76.982582][ T4972] ---[ end trace 5b7b540728052c3b ]--- [ 77.051420][ T5195] loop0: detected capacity change from 0 to 1024 [ 77.162427][ T5195] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.182868][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 77.184509][ T4972] ------------[ cut here ]------------ [ 77.185276][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.186728][ T4972] Modules linked in: [ 77.187306][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.188576][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.190054][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.191179][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.192031][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.192925][ T4972] sp : ffff80001fb16f80 [ 77.193507][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d1ea6020 [ 77.194733][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c802a0 [ 77.195917][ T4972] x23: ffff0000e1c802c8 x22: ffff0000d1ea6020 x21: 00000000bd8f6515 [ 77.197090][ T4972] x20: ffff0000d59d0068 x19: ffff0000d59d0000 x18: 0000000000000001 [ 77.198209][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 77.199334][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.200579][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 77.201806][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.202998][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 77.204215][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.205383][ T4972] Call trace: [ 77.205858][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.206631][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 77.207414][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.208208][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 77.209030][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.209865][ T4972] ext4_dirty_inode+0xd0/0x100 [ 77.210591][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 77.211335][ T4972] iput+0x1bc/0x77c [ 77.211886][ T4972] dentry_unlink_inode+0x360/0x438 [ 77.212644][ T4972] __dentry_kill+0x320/0x598 [ 77.213308][ T4972] shrink_dentry_list+0x410/0x7c8 [ 77.214075][ T4972] shrink_dcache_parent+0xb0/0x354 [ 77.214845][ T4972] do_one_tree+0x2c/0xf0 [ 77.215479][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 77.216337][ T4972] generic_shutdown_super+0x68/0x2f0 [ 77.217130][ T4972] kill_block_super+0x70/0xdc [ 77.217820][ T4972] deactivate_locked_super+0xb8/0x13c [ 77.218677][ T4972] deactivate_super+0xf8/0x118 [ 77.219333][ T4972] cleanup_mnt+0x3a4/0x458 [ 77.220009][ T4972] __cleanup_mnt+0x20/0x30 [ 77.220671][ T4972] task_work_run+0x12c/0x1e0 [ 77.221309][ T4972] do_notify_resume+0x24b4/0x3128 [ 77.222014][ T4972] el0_svc+0xf0/0x1e0 [ 77.222559][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 77.223388][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 77.224065][ T4972] irq event stamp: 241404 [ 77.224703][ T4972] hardirqs last enabled at (241403): [] __up_console_sem+0xb4/0x100 [ 77.226087][ T4972] hardirqs last disabled at (241404): [] el1_dbg+0x24/0x80 [ 77.227396][ T4972] softirqs last enabled at (240942): [] local_bh_enable+0x10/0x34 [ 77.228758][ T4972] softirqs last disabled at (240940): [] local_bh_disable+0x10/0x34 [ 77.230099][ T4972] ---[ end trace 5b7b540728052c3c ]--- [ 77.296826][ T5199] loop0: detected capacity change from 0 to 1024 [ 77.333382][ T5199] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.347518][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 77.349263][ T4972] ------------[ cut here ]------------ [ 77.350077][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.351543][ T4972] Modules linked in: [ 77.352155][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.353537][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.355060][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.356239][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.357046][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.357841][ T4972] sp : ffff80001fb16f80 [ 77.358444][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000c9b0f820 [ 77.359670][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000edc45260 [ 77.360794][ T4972] x23: ffff0000edc45288 x22: ffff0000c9b0f820 x21: 00000000bd8f6515 [ 77.361869][ T4972] x20: ffff0000d5d64068 x19: ffff0000d5d64000 x18: 0000000000000001 [ 77.363062][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 77.364225][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.365361][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 77.366570][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.367743][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 77.368951][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.370113][ T4972] Call trace: [ 77.370599][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.371382][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 77.372247][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.373128][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 77.373930][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.374713][ T4972] ext4_dirty_inode+0xd0/0x100 [ 77.375368][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 77.376129][ T4972] iput+0x1bc/0x77c [ 77.376692][ T4972] dentry_unlink_inode+0x360/0x438 [ 77.377399][ T4972] __dentry_kill+0x320/0x598 [ 77.378022][ T4972] shrink_dentry_list+0x410/0x7c8 [ 77.378735][ T4972] shrink_dcache_parent+0xb0/0x354 [ 77.379463][ T4972] do_one_tree+0x2c/0xf0 [ 77.380097][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 77.380869][ T4972] generic_shutdown_super+0x68/0x2f0 [ 77.381671][ T4972] kill_block_super+0x70/0xdc [ 77.382376][ T4972] deactivate_locked_super+0xb8/0x13c [ 77.383146][ T4972] deactivate_super+0xf8/0x118 [ 77.383854][ T4972] cleanup_mnt+0x3a4/0x458 [ 77.384457][ T4972] __cleanup_mnt+0x20/0x30 [ 77.385072][ T4972] task_work_run+0x12c/0x1e0 [ 77.385734][ T4972] do_notify_resume+0x24b4/0x3128 [ 77.386507][ T4972] el0_svc+0xf0/0x1e0 [ 77.387118][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 77.387857][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 77.388554][ T4972] irq event stamp: 246558 [ 77.389196][ T4972] hardirqs last enabled at (246557): [] __up_console_sem+0xb4/0x100 [ 77.390605][ T4972] hardirqs last disabled at (246558): [] el1_dbg+0x24/0x80 [ 77.391947][ T4972] softirqs last enabled at (246146): [] local_bh_enable+0x10/0x34 [ 77.393300][ T4972] softirqs last disabled at (246144): [] local_bh_disable+0x10/0x34 [ 77.394767][ T4972] ---[ end trace 5b7b540728052c3d ]--- [ 77.446820][ T5203] loop0: detected capacity change from 0 to 1024 [ 77.504458][ T5203] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.519996][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 77.521762][ T4972] ------------[ cut here ]------------ [ 77.522583][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.524084][ T4972] Modules linked in: [ 77.524621][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.525962][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.527365][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.528641][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.529514][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.530352][ T4972] sp : ffff80001fb16f80 [ 77.530902][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000dc3c9820 [ 77.532061][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c82a80 [ 77.533212][ T4972] x23: ffff0000e1c82aa8 x22: ffff0000dc3c9820 x21: 00000000bd8f6515 [ 77.534422][ T4972] x20: ffff0000d6396068 x19: ffff0000d6396000 x18: 0000000000000001 [ 77.535597][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 77.536855][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.538135][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 77.539283][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.540486][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 77.541657][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.542800][ T4972] Call trace: [ 77.543268][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.544038][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 77.544864][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.545719][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 77.546538][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.547330][ T4972] ext4_dirty_inode+0xd0/0x100 [ 77.548004][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 77.548698][ T4972] iput+0x1bc/0x77c [ 77.549217][ T4972] dentry_unlink_inode+0x360/0x438 [ 77.549962][ T4972] __dentry_kill+0x320/0x598 [ 77.550635][ T4972] shrink_dentry_list+0x410/0x7c8 [ 77.551354][ T4972] shrink_dcache_parent+0xb0/0x354 [ 77.552087][ T4972] do_one_tree+0x2c/0xf0 [ 77.552705][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 77.553476][ T4972] generic_shutdown_super+0x68/0x2f0 [ 77.554185][ T4972] kill_block_super+0x70/0xdc [ 77.554869][ T4972] deactivate_locked_super+0xb8/0x13c [ 77.555584][ T4972] deactivate_super+0xf8/0x118 [ 77.556283][ T4972] cleanup_mnt+0x3a4/0x458 [ 77.556922][ T4972] __cleanup_mnt+0x20/0x30 [ 77.557634][ T4972] task_work_run+0x12c/0x1e0 [ 77.558319][ T4972] do_notify_resume+0x24b4/0x3128 [ 77.559115][ T4972] el0_svc+0xf0/0x1e0 [ 77.559689][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 77.560448][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 77.561138][ T4972] irq event stamp: 251816 [ 77.561734][ T4972] hardirqs last enabled at (251815): [] __up_console_sem+0xb4/0x100 [ 77.563086][ T4972] hardirqs last disabled at (251816): [] el1_dbg+0x24/0x80 [ 77.564332][ T4972] softirqs last enabled at (251486): [] local_bh_enable+0x10/0x34 [ 77.565710][ T4972] softirqs last disabled at (251484): [] local_bh_disable+0x10/0x34 [ 77.566950][ T4972] ---[ end trace 5b7b540728052c3e ]--- 1970/01/01 00:01:17 executed programs: 25 [ 77.630721][ T5207] loop0: detected capacity change from 0 to 1024 [ 77.704252][ T5207] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.714611][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 77.716816][ T4972] ------------[ cut here ]------------ [ 77.717667][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.719125][ T4972] Modules linked in: [ 77.719731][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.721071][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.722511][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.723664][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.724521][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.725405][ T4972] sp : ffff80001fb16f80 [ 77.726067][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000cf638820 [ 77.727343][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000edc482a0 [ 77.728582][ T4972] x23: ffff0000edc482c8 x22: ffff0000cf638820 x21: 00000000bd8f6515 [ 77.729799][ T4972] x20: ffff0000ec0b6068 x19: ffff0000ec0b6000 x18: 0000000000000002 [ 77.731060][ T4972] x17: 0000000040000000 x16: ffff8000111ceed0 x15: 0000000000000002 [ 77.732242][ T4972] x14: 0000000000ff0100 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 77.733511][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 77.734817][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 77.736072][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 77.737342][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.738616][ T4972] Call trace: [ 77.739094][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.739843][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 77.740634][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.741519][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 77.742501][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.743396][ T4972] ext4_dirty_inode+0xd0/0x100 [ 77.744225][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 77.745077][ T4972] iput+0x1bc/0x77c [ 77.745648][ T4972] dentry_unlink_inode+0x360/0x438 [ 77.746464][ T4972] __dentry_kill+0x320/0x598 [ 77.747229][ T4972] shrink_dentry_list+0x410/0x7c8 [ 77.747950][ T4972] shrink_dcache_parent+0xb0/0x354 [ 77.748723][ T4972] do_one_tree+0x2c/0xf0 [ 77.749337][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 77.750185][ T4972] generic_shutdown_super+0x68/0x2f0 [ 77.750998][ T4972] kill_block_super+0x70/0xdc [ 77.751718][ T4972] deactivate_locked_super+0xb8/0x13c [ 77.752519][ T4972] deactivate_super+0xf8/0x118 [ 77.753201][ T4972] cleanup_mnt+0x3a4/0x458 [ 77.753898][ T4972] __cleanup_mnt+0x20/0x30 [ 77.754603][ T4972] task_work_run+0x12c/0x1e0 [ 77.755312][ T4972] do_notify_resume+0x24b4/0x3128 [ 77.756076][ T4972] el0_svc+0xf0/0x1e0 [ 77.756688][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 77.757470][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 77.758161][ T4972] irq event stamp: 257500 [ 77.758814][ T4972] hardirqs last enabled at (257499): [] finish_lock_switch+0xb0/0x1c4 [ 77.760393][ T4972] hardirqs last disabled at (257500): [] el1_dbg+0x24/0x80 [ 77.761665][ T4972] softirqs last enabled at (257116): [] local_bh_enable+0x10/0x34 [ 77.763088][ T4972] softirqs last disabled at (257114): [] local_bh_disable+0x10/0x34 [ 77.764527][ T4972] ---[ end trace 5b7b540728052c3f ]--- [ 77.853429][ T5224] loop0: detected capacity change from 0 to 1024 [ 77.904125][ T5224] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 77.916948][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 77.918773][ T4972] ------------[ cut here ]------------ [ 77.919561][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 77.920980][ T4972] Modules linked in: [ 77.921535][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 77.922826][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.924460][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.925667][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.926516][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 77.927352][ T4972] sp : ffff80001fb16f80 [ 77.927991][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d5a53820 [ 77.929281][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000edc4aa80 [ 77.930507][ T4972] x23: ffff0000edc4aaa8 x22: ffff0000d5a53820 x21: 00000000bd8f6515 [ 77.931677][ T4972] x20: ffff0000e782c068 x19: ffff0000e782c000 x18: 0000000000000001 [ 77.932889][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 77.934134][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.935261][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 77.936459][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.937640][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 77.938911][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 77.940151][ T4972] Call trace: [ 77.940648][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 77.941429][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 77.942211][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 77.943070][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 77.943903][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 77.944721][ T4972] ext4_dirty_inode+0xd0/0x100 [ 77.945450][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 77.946193][ T4972] iput+0x1bc/0x77c [ 77.946809][ T4972] dentry_unlink_inode+0x360/0x438 [ 77.947533][ T4972] __dentry_kill+0x320/0x598 [ 77.948193][ T4972] shrink_dentry_list+0x410/0x7c8 [ 77.948860][ T4972] shrink_dcache_parent+0xb0/0x354 [ 77.949604][ T4972] do_one_tree+0x2c/0xf0 [ 77.950210][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 77.951058][ T4972] generic_shutdown_super+0x68/0x2f0 [ 77.951812][ T4972] kill_block_super+0x70/0xdc [ 77.952483][ T4972] deactivate_locked_super+0xb8/0x13c [ 77.953256][ T4972] deactivate_super+0xf8/0x118 [ 77.953907][ T4972] cleanup_mnt+0x3a4/0x458 [ 77.954556][ T4972] __cleanup_mnt+0x20/0x30 [ 77.955159][ T4972] task_work_run+0x12c/0x1e0 [ 77.955840][ T4972] do_notify_resume+0x24b4/0x3128 [ 77.956557][ T4972] el0_svc+0xf0/0x1e0 [ 77.957136][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 77.957836][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 77.958444][ T4972] irq event stamp: 263068 [ 77.959071][ T4972] hardirqs last enabled at (263067): [] __up_console_sem+0xb4/0x100 [ 77.960423][ T4972] hardirqs last disabled at (263068): [] el1_dbg+0x24/0x80 [ 77.961617][ T4972] softirqs last enabled at (262586): [] local_bh_enable+0x10/0x34 [ 77.962914][ T4972] softirqs last disabled at (262584): [] local_bh_disable+0x10/0x34 [ 77.964289][ T4972] ---[ end trace 5b7b540728052c40 ]--- [ 78.013397][ T5228] loop0: detected capacity change from 0 to 1024 [ 78.073542][ T5228] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.083139][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 78.084914][ T4972] ------------[ cut here ]------------ [ 78.085678][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.087079][ T4972] Modules linked in: [ 78.087676][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.088944][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.090353][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.091443][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.092217][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.093036][ T4972] sp : ffff80001fb16f80 [ 78.093648][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d929b820 [ 78.094838][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c85260 [ 78.096026][ T4972] x23: ffff0000e1c85288 x22: ffff0000d929b820 x21: 00000000bd8f6515 [ 78.097236][ T4972] x20: ffff0000eb3f6068 x19: ffff0000eb3f6000 x18: 0000000000000001 [ 78.098477][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.099675][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.100855][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 78.102150][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.103356][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 78.104608][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.105742][ T4972] Call trace: [ 78.106171][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.106962][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 78.107743][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.108606][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 78.109428][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.110225][ T4972] ext4_dirty_inode+0xd0/0x100 [ 78.111028][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 78.111832][ T4972] iput+0x1bc/0x77c [ 78.112451][ T4972] dentry_unlink_inode+0x360/0x438 [ 78.113228][ T4972] __dentry_kill+0x320/0x598 [ 78.113908][ T4972] shrink_dentry_list+0x410/0x7c8 [ 78.114666][ T4972] shrink_dcache_parent+0xb0/0x354 [ 78.115421][ T4972] do_one_tree+0x2c/0xf0 [ 78.116057][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 78.116827][ T4972] generic_shutdown_super+0x68/0x2f0 [ 78.117593][ T4972] kill_block_super+0x70/0xdc [ 78.118266][ T4972] deactivate_locked_super+0xb8/0x13c [ 78.118990][ T4972] deactivate_super+0xf8/0x118 [ 78.119680][ T4972] cleanup_mnt+0x3a4/0x458 [ 78.120292][ T4972] __cleanup_mnt+0x20/0x30 [ 78.120946][ T4972] task_work_run+0x12c/0x1e0 [ 78.121564][ T4972] do_notify_resume+0x24b4/0x3128 [ 78.122290][ T4972] el0_svc+0xf0/0x1e0 [ 78.122827][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 78.123537][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 78.124173][ T4972] irq event stamp: 268464 [ 78.124777][ T4972] hardirqs last enabled at (268463): [] __up_console_sem+0xb4/0x100 [ 78.126106][ T4972] hardirqs last disabled at (268464): [] el1_dbg+0x24/0x80 [ 78.127366][ T4972] softirqs last enabled at (268424): [] handle_softirqs+0xa4c/0xbf0 [ 78.128692][ T4972] softirqs last disabled at (268407): [] __irq_exit_rcu+0x240/0x440 [ 78.130075][ T4972] ---[ end trace 5b7b540728052c41 ]--- [ 78.164156][ T5232] loop0: detected capacity change from 0 to 1024 [ 78.218925][ T5232] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.239245][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 78.241032][ T4972] ------------[ cut here ]------------ [ 78.241865][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.243413][ T4972] Modules linked in: [ 78.244033][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.245471][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.247142][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.248304][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.249165][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.250014][ T4972] sp : ffff80001fb16f80 [ 78.250581][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000db43d820 [ 78.251756][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c87048 [ 78.252959][ T4972] x23: ffff0000e1c87070 x22: ffff0000db43d820 x21: 00000000bd8f6515 [ 78.254162][ T4972] x20: ffff0000c9f2c068 x19: ffff0000c9f2c000 x18: 0000000000000001 [ 78.255385][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.256575][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.257759][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 78.258904][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.260105][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 78.261276][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.262519][ T4972] Call trace: [ 78.262967][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.263694][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 78.264515][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.265339][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 78.266146][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.266935][ T4972] ext4_dirty_inode+0xd0/0x100 [ 78.267597][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 78.268321][ T4972] iput+0x1bc/0x77c [ 78.268837][ T4972] dentry_unlink_inode+0x360/0x438 [ 78.269599][ T4972] __dentry_kill+0x320/0x598 [ 78.270240][ T4972] shrink_dentry_list+0x410/0x7c8 [ 78.271017][ T4972] shrink_dcache_parent+0xb0/0x354 [ 78.271810][ T4972] do_one_tree+0x2c/0xf0 [ 78.272369][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 78.273147][ T4972] generic_shutdown_super+0x68/0x2f0 [ 78.273937][ T4972] kill_block_super+0x70/0xdc [ 78.274705][ T4972] deactivate_locked_super+0xb8/0x13c [ 78.275546][ T4972] deactivate_super+0xf8/0x118 [ 78.276200][ T4972] cleanup_mnt+0x3a4/0x458 [ 78.276818][ T4972] __cleanup_mnt+0x20/0x30 [ 78.277491][ T4972] task_work_run+0x12c/0x1e0 [ 78.278143][ T4972] do_notify_resume+0x24b4/0x3128 [ 78.278874][ T4972] el0_svc+0xf0/0x1e0 [ 78.279426][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 78.280127][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 78.280770][ T4972] irq event stamp: 274386 [ 78.281432][ T4972] hardirqs last enabled at (274385): [] __up_console_sem+0xb4/0x100 [ 78.282759][ T4972] hardirqs last disabled at (274386): [] el1_dbg+0x24/0x80 [ 78.284098][ T4972] softirqs last enabled at (273908): [] local_bh_enable+0x10/0x34 [ 78.285488][ T4972] softirqs last disabled at (273906): [] local_bh_disable+0x10/0x34 [ 78.286913][ T4972] ---[ end trace 5b7b540728052c42 ]--- [ 78.333590][ T5237] loop0: detected capacity change from 0 to 1024 [ 78.393552][ T5237] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.406166][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 78.407975][ T4972] ------------[ cut here ]------------ [ 78.408739][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.410213][ T4972] Modules linked in: [ 78.410810][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.412232][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.413738][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.414857][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.415730][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.416626][ T4972] sp : ffff80001fb16f80 [ 78.417232][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d59f0820 [ 78.418354][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1efa088 [ 78.419561][ T4972] x23: ffff0000e1efa0b0 x22: ffff0000d59f0820 x21: 00000000bd8f6515 [ 78.420785][ T4972] x20: ffff0000e8c88068 x19: ffff0000e8c88000 x18: 0000000000000001 [ 78.421993][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.423170][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.424271][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 78.425447][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.426617][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 78.427946][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.429222][ T4972] Call trace: [ 78.429728][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.430578][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 78.431404][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.432267][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 78.433070][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.433889][ T4972] ext4_dirty_inode+0xd0/0x100 [ 78.434610][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 78.435365][ T4972] iput+0x1bc/0x77c [ 78.435894][ T4972] dentry_unlink_inode+0x360/0x438 [ 78.436684][ T4972] __dentry_kill+0x320/0x598 [ 78.437388][ T4972] shrink_dentry_list+0x410/0x7c8 [ 78.438130][ T4972] shrink_dcache_parent+0xb0/0x354 [ 78.438950][ T4972] do_one_tree+0x2c/0xf0 [ 78.439601][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 78.440420][ T4972] generic_shutdown_super+0x68/0x2f0 [ 78.441166][ T4972] kill_block_super+0x70/0xdc [ 78.441833][ T4972] deactivate_locked_super+0xb8/0x13c [ 78.442648][ T4972] deactivate_super+0xf8/0x118 [ 78.443324][ T4972] cleanup_mnt+0x3a4/0x458 [ 78.443949][ T4972] __cleanup_mnt+0x20/0x30 [ 78.444587][ T4972] task_work_run+0x12c/0x1e0 [ 78.445213][ T4972] do_notify_resume+0x24b4/0x3128 [ 78.445984][ T4972] el0_svc+0xf0/0x1e0 [ 78.446552][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 78.447240][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 78.447836][ T4972] irq event stamp: 279476 [ 78.448436][ T4972] hardirqs last enabled at (279475): [] __up_console_sem+0xb4/0x100 [ 78.449767][ T4972] hardirqs last disabled at (279476): [] el1_dbg+0x24/0x80 [ 78.450943][ T4972] softirqs last enabled at (279062): [] local_bh_enable+0x10/0x34 [ 78.452314][ T4972] softirqs last disabled at (279060): [] local_bh_disable+0x10/0x34 [ 78.453765][ T4972] ---[ end trace 5b7b540728052c43 ]--- [ 78.493173][ T5241] loop0: detected capacity change from 0 to 1024 [ 78.563858][ T5241] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.573241][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 78.575157][ T4972] ------------[ cut here ]------------ [ 78.575961][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.577462][ T4972] Modules linked in: [ 78.578065][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.579361][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.580734][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.581808][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.582593][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.583384][ T4972] sp : ffff80001fb16f80 [ 78.583971][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000cbd38020 [ 78.585069][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1efc868 [ 78.586156][ T4972] x23: ffff0000e1efc890 x22: ffff0000cbd38020 x21: 00000000bd8f6515 [ 78.587311][ T4972] x20: ffff0000d0d78068 x19: ffff0000d0d78000 x18: 0000000000000001 [ 78.588609][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.589742][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.590864][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 78.592097][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.593475][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 78.594752][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.596052][ T4972] Call trace: [ 78.596570][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.597458][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 78.598332][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.599286][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 78.600138][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.600871][ T4972] ext4_dirty_inode+0xd0/0x100 [ 78.601591][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 78.602305][ T4972] iput+0x1bc/0x77c [ 78.602872][ T4972] dentry_unlink_inode+0x360/0x438 [ 78.603625][ T4972] __dentry_kill+0x320/0x598 [ 78.604321][ T4972] shrink_dentry_list+0x410/0x7c8 [ 78.605107][ T4972] shrink_dcache_parent+0xb0/0x354 [ 78.605859][ T4972] do_one_tree+0x2c/0xf0 [ 78.606458][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 78.607301][ T4972] generic_shutdown_super+0x68/0x2f0 [ 78.608034][ T4972] kill_block_super+0x70/0xdc [ 78.608713][ T4972] deactivate_locked_super+0xb8/0x13c [ 78.609448][ T4972] deactivate_super+0xf8/0x118 [ 78.610120][ T4972] cleanup_mnt+0x3a4/0x458 [ 78.610757][ T4972] __cleanup_mnt+0x20/0x30 [ 78.611421][ T4972] task_work_run+0x12c/0x1e0 [ 78.612077][ T4972] do_notify_resume+0x24b4/0x3128 [ 78.612798][ T4972] el0_svc+0xf0/0x1e0 [ 78.613381][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 78.614062][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 78.614738][ T4972] irq event stamp: 285106 [ 78.615346][ T4972] hardirqs last enabled at (285105): [] __up_console_sem+0xb4/0x100 [ 78.616831][ T4972] hardirqs last disabled at (285106): [] el1_dbg+0x24/0x80 [ 78.618057][ T4972] softirqs last enabled at (284696): [] local_bh_enable+0x10/0x34 [ 78.619383][ T4972] softirqs last disabled at (284694): [] local_bh_disable+0x10/0x34 [ 78.620745][ T4972] ---[ end trace 5b7b540728052c44 ]--- [ 78.652419][ T5215] Bluetooth: hci0: command 0x040f tx timeout [ 78.673888][ T5245] loop0: detected capacity change from 0 to 1024 [ 78.734097][ T5245] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.742429][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 78.744319][ T4972] ------------[ cut here ]------------ [ 78.745117][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.746576][ T4972] Modules linked in: [ 78.747140][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.748392][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.749822][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.750936][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.751790][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.752682][ T4972] sp : ffff80001fb16f80 [ 78.753305][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d7565020 [ 78.754476][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1eff048 [ 78.755655][ T4972] x23: ffff0000e1eff070 x22: ffff0000d7565020 x21: 00000000bd8f6515 [ 78.756825][ T4972] x20: ffff0000ebbc2068 x19: ffff0000ebbc2000 x18: 0000000000000001 [ 78.758006][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.759218][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.760371][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 78.761483][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.762688][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 78.763839][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.764939][ T4972] Call trace: [ 78.765409][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.766186][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 78.766903][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.767790][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 78.768624][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.769435][ T4972] ext4_dirty_inode+0xd0/0x100 [ 78.770092][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 78.770865][ T4972] iput+0x1bc/0x77c [ 78.771366][ T4972] dentry_unlink_inode+0x360/0x438 [ 78.772071][ T4972] __dentry_kill+0x320/0x598 [ 78.772750][ T4972] shrink_dentry_list+0x410/0x7c8 [ 78.773473][ T4972] shrink_dcache_parent+0xb0/0x354 [ 78.774189][ T4972] do_one_tree+0x2c/0xf0 [ 78.774798][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 78.775543][ T4972] generic_shutdown_super+0x68/0x2f0 [ 78.776324][ T4972] kill_block_super+0x70/0xdc [ 78.777028][ T4972] deactivate_locked_super+0xb8/0x13c [ 78.777834][ T4972] deactivate_super+0xf8/0x118 [ 78.778594][ T4972] cleanup_mnt+0x3a4/0x458 [ 78.779213][ T4972] __cleanup_mnt+0x20/0x30 [ 78.779898][ T4972] task_work_run+0x12c/0x1e0 [ 78.780604][ T4972] do_notify_resume+0x24b4/0x3128 [ 78.781360][ T4972] el0_svc+0xf0/0x1e0 [ 78.781931][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 78.782653][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 78.783417][ T4972] irq event stamp: 290178 [ 78.784059][ T4972] hardirqs last enabled at (290177): [] __up_console_sem+0xb4/0x100 [ 78.785540][ T4972] hardirqs last disabled at (290178): [] el1_dbg+0x24/0x80 [ 78.786845][ T4972] softirqs last enabled at (290146): [] handle_softirqs+0xa4c/0xbf0 [ 78.788302][ T4972] softirqs last disabled at (290109): [] __irq_exit_rcu+0x240/0x440 [ 78.789698][ T4972] ---[ end trace 5b7b540728052c45 ]--- [ 78.833563][ T5249] loop0: detected capacity change from 0 to 1024 [ 78.884316][ T5249] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 78.894531][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 78.896319][ T4972] ------------[ cut here ]------------ [ 78.897126][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 78.898593][ T4972] Modules linked in: [ 78.899229][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.900610][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.902103][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.903275][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.904109][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 78.904977][ T4972] sp : ffff80001fb16f80 [ 78.905624][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000db077020 [ 78.906790][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c88c98 [ 78.907986][ T4972] x23: ffff0000e1c88cc0 x22: ffff0000db077020 x21: 00000000bd8f6515 [ 78.909144][ T4972] x20: ffff0000da262068 x19: ffff0000da262000 x18: 0000000000000001 [ 78.910335][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.911537][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.912725][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 78.913966][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.915125][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 78.916248][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 78.917477][ T4972] Call trace: [ 78.917929][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 78.918770][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 78.919501][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 78.920400][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 78.921325][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 78.922225][ T4972] ext4_dirty_inode+0xd0/0x100 [ 78.923011][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 78.923804][ T4972] iput+0x1bc/0x77c [ 78.924361][ T4972] dentry_unlink_inode+0x360/0x438 [ 78.925171][ T4972] __dentry_kill+0x320/0x598 [ 78.925856][ T4972] shrink_dentry_list+0x410/0x7c8 [ 78.926647][ T4972] shrink_dcache_parent+0xb0/0x354 [ 78.927438][ T4972] do_one_tree+0x2c/0xf0 [ 78.928042][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 78.928908][ T4972] generic_shutdown_super+0x68/0x2f0 [ 78.929728][ T4972] kill_block_super+0x70/0xdc [ 78.930409][ T4972] deactivate_locked_super+0xb8/0x13c [ 78.931216][ T4972] deactivate_super+0xf8/0x118 [ 78.931946][ T4972] cleanup_mnt+0x3a4/0x458 [ 78.932626][ T4972] __cleanup_mnt+0x20/0x30 [ 78.933291][ T4972] task_work_run+0x12c/0x1e0 [ 78.933964][ T4972] do_notify_resume+0x24b4/0x3128 [ 78.934690][ T4972] el0_svc+0xf0/0x1e0 [ 78.935298][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 78.936060][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 78.936819][ T4972] irq event stamp: 295094 [ 78.937444][ T4972] hardirqs last enabled at (295093): [] __up_console_sem+0xb4/0x100 [ 78.938847][ T4972] hardirqs last disabled at (295094): [] el1_dbg+0x24/0x80 [ 78.940129][ T4972] softirqs last enabled at (294702): [] local_bh_enable+0x10/0x34 [ 78.941596][ T4972] softirqs last disabled at (294700): [] local_bh_disable+0x10/0x34 [ 78.943030][ T4972] ---[ end trace 5b7b540728052c46 ]--- [ 78.983021][ T5253] loop0: detected capacity change from 0 to 1024 [ 79.083813][ T5253] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.093470][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 79.095392][ T4972] ------------[ cut here ]------------ [ 79.096240][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.097785][ T4972] Modules linked in: [ 79.098345][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.099703][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.101138][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.102239][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.103120][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.103982][ T4972] sp : ffff80001fb16f80 [ 79.104570][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000c9426020 [ 79.105789][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000edc4dc58 [ 79.107022][ T4972] x23: ffff0000edc4dc80 x22: ffff0000c9426020 x21: 00000000bd8f6515 [ 79.108255][ T4972] x20: ffff0000d339c068 x19: ffff0000d339c000 x18: 0000000000000002 [ 79.109553][ T4972] x17: 0000000040000000 x16: ffff8000111ceed0 x15: 0000000000000002 [ 79.110754][ T4972] x14: 0000000000ff0100 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 79.111984][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 79.113263][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 79.114507][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 79.115722][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.116892][ T4972] Call trace: [ 79.117350][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.118127][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 79.118869][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.119690][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 79.120625][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.121543][ T4972] ext4_dirty_inode+0xd0/0x100 [ 79.122357][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 79.123145][ T4972] iput+0x1bc/0x77c [ 79.123720][ T4972] dentry_unlink_inode+0x360/0x438 [ 79.124551][ T4972] __dentry_kill+0x320/0x598 [ 79.125273][ T4972] shrink_dentry_list+0x410/0x7c8 [ 79.126077][ T4972] shrink_dcache_parent+0xb0/0x354 [ 79.126802][ T4972] do_one_tree+0x2c/0xf0 [ 79.127413][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 79.128225][ T4972] generic_shutdown_super+0x68/0x2f0 [ 79.128943][ T4972] kill_block_super+0x70/0xdc [ 79.129577][ T4972] deactivate_locked_super+0xb8/0x13c [ 79.130354][ T4972] deactivate_super+0xf8/0x118 [ 79.131116][ T4972] cleanup_mnt+0x3a4/0x458 [ 79.131784][ T4972] __cleanup_mnt+0x20/0x30 [ 79.132411][ T4972] task_work_run+0x12c/0x1e0 [ 79.133129][ T4972] do_notify_resume+0x24b4/0x3128 [ 79.133841][ T4972] el0_svc+0xf0/0x1e0 [ 79.134464][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 79.135203][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 79.135846][ T4972] irq event stamp: 300704 [ 79.136548][ T4972] hardirqs last enabled at (300703): [] finish_lock_switch+0xb0/0x1c4 [ 79.137935][ T4972] hardirqs last disabled at (300704): [] el1_dbg+0x24/0x80 [ 79.139298][ T4972] softirqs last enabled at (300292): [] local_bh_enable+0x10/0x34 [ 79.140715][ T4972] softirqs last disabled at (300290): [] local_bh_disable+0x10/0x34 [ 79.142132][ T4972] ---[ end trace 5b7b540728052c47 ]--- [ 79.185940][ T5257] loop0: detected capacity change from 0 to 1024 [ 79.234190][ T5257] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.246454][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 79.248328][ T4972] ------------[ cut here ]------------ [ 79.249112][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.250546][ T4972] Modules linked in: [ 79.251063][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.252418][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.253915][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.255138][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.255986][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.256752][ T4972] sp : ffff80001fb16f80 [ 79.257343][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ec0f7020 [ 79.258570][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c8b478 [ 79.259932][ T4972] x23: ffff0000e1c8b4a0 x22: ffff0000ec0f7020 x21: 00000000bd8f6515 [ 79.261304][ T4972] x20: ffff0000d589e068 x19: ffff0000d589e000 x18: 0000000000000001 [ 79.262637][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 79.263843][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.265077][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 79.266371][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.267600][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 79.268857][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.270070][ T4972] Call trace: [ 79.270546][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.271394][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 79.272175][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.272975][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 79.273855][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.274657][ T4972] ext4_dirty_inode+0xd0/0x100 [ 79.275308][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 79.276051][ T4972] iput+0x1bc/0x77c [ 79.276595][ T4972] dentry_unlink_inode+0x360/0x438 [ 79.277323][ T4972] __dentry_kill+0x320/0x598 [ 79.278019][ T4972] shrink_dentry_list+0x410/0x7c8 [ 79.278787][ T4972] shrink_dcache_parent+0xb0/0x354 [ 79.279536][ T4972] do_one_tree+0x2c/0xf0 [ 79.280131][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 79.280873][ T4972] generic_shutdown_super+0x68/0x2f0 [ 79.281568][ T4972] kill_block_super+0x70/0xdc [ 79.282232][ T4972] deactivate_locked_super+0xb8/0x13c [ 79.282944][ T4972] deactivate_super+0xf8/0x118 [ 79.283656][ T4972] cleanup_mnt+0x3a4/0x458 [ 79.284249][ T4972] __cleanup_mnt+0x20/0x30 [ 79.284859][ T4972] task_work_run+0x12c/0x1e0 [ 79.285480][ T4972] do_notify_resume+0x24b4/0x3128 [ 79.286165][ T4972] el0_svc+0xf0/0x1e0 [ 79.286732][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 79.287427][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 79.288087][ T4972] irq event stamp: 306112 [ 79.288676][ T4972] hardirqs last enabled at (306111): [] __up_console_sem+0xb4/0x100 [ 79.290056][ T4972] hardirqs last disabled at (306112): [] el1_dbg+0x24/0x80 [ 79.291201][ T4972] softirqs last enabled at (305640): [] local_bh_enable+0x10/0x34 [ 79.292482][ T4972] softirqs last disabled at (305638): [] local_bh_disable+0x10/0x34 [ 79.293811][ T4972] ---[ end trace 5b7b540728052c48 ]--- [ 79.353750][ T5261] loop0: detected capacity change from 0 to 1024 [ 79.403520][ T5261] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.417281][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 79.419209][ T4972] ------------[ cut here ]------------ [ 79.420012][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.421399][ T4972] Modules linked in: [ 79.421975][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.423272][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.424875][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.426074][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.426915][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.427760][ T4972] sp : ffff80001fb16f80 [ 79.428341][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ca1ba820 [ 79.429493][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c8dc58 [ 79.430712][ T4972] x23: ffff0000e1c8dc80 x22: ffff0000ca1ba820 x21: 00000000bd8f6515 [ 79.431862][ T4972] x20: ffff0000ecdee068 x19: ffff0000ecdee000 x18: 0000000000000001 [ 79.433052][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 79.434280][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.435437][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 79.436633][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.437852][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 79.439103][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.440225][ T4972] Call trace: [ 79.440660][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.441418][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 79.442203][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.443096][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 79.443866][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.444617][ T4972] ext4_dirty_inode+0xd0/0x100 [ 79.445306][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 79.446027][ T4972] iput+0x1bc/0x77c [ 79.446574][ T4972] dentry_unlink_inode+0x360/0x438 [ 79.447300][ T4972] __dentry_kill+0x320/0x598 [ 79.447932][ T4972] shrink_dentry_list+0x410/0x7c8 [ 79.448664][ T4972] shrink_dcache_parent+0xb0/0x354 [ 79.449406][ T4972] do_one_tree+0x2c/0xf0 [ 79.449959][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 79.450772][ T4972] generic_shutdown_super+0x68/0x2f0 [ 79.451493][ T4972] kill_block_super+0x70/0xdc [ 79.452176][ T4972] deactivate_locked_super+0xb8/0x13c [ 79.452935][ T4972] deactivate_super+0xf8/0x118 [ 79.453597][ T4972] cleanup_mnt+0x3a4/0x458 [ 79.454216][ T4972] __cleanup_mnt+0x20/0x30 [ 79.454838][ T4972] task_work_run+0x12c/0x1e0 [ 79.455527][ T4972] do_notify_resume+0x24b4/0x3128 [ 79.456228][ T4972] el0_svc+0xf0/0x1e0 [ 79.456821][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 79.457589][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 79.458246][ T4972] irq event stamp: 311924 [ 79.458824][ T4972] hardirqs last enabled at (311923): [] __up_console_sem+0xb4/0x100 [ 79.460224][ T4972] hardirqs last disabled at (311924): [] el1_dbg+0x24/0x80 [ 79.461452][ T4972] softirqs last enabled at (311438): [] local_bh_enable+0x10/0x34 [ 79.462791][ T4972] softirqs last disabled at (311436): [] local_bh_disable+0x10/0x34 [ 79.464181][ T4972] ---[ end trace 5b7b540728052c49 ]--- [ 79.513210][ T5265] loop0: detected capacity change from 0 to 1024 [ 79.573764][ T5265] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.584397][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 79.586294][ T4972] ------------[ cut here ]------------ [ 79.587140][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.588662][ T4972] Modules linked in: [ 79.589233][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.590740][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.592255][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.593498][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.594363][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.595191][ T4972] sp : ffff80001fb16f80 [ 79.595790][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d4be9020 [ 79.596980][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000de3c02a0 [ 79.598202][ T4972] x23: ffff0000de3c02c8 x22: ffff0000d4be9020 x21: 00000000bd8f6515 [ 79.599418][ T4972] x20: ffff0000ec678068 x19: ffff0000ec678000 x18: 0000000000000001 [ 79.600627][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 79.601768][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.602962][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 79.604108][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.605242][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 79.606434][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.607693][ T4972] Call trace: [ 79.608161][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.608979][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 79.609734][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.610682][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 79.611433][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.612200][ T4972] ext4_dirty_inode+0xd0/0x100 [ 79.612879][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 79.613626][ T4972] iput+0x1bc/0x77c [ 79.614222][ T4972] dentry_unlink_inode+0x360/0x438 [ 79.614951][ T4972] __dentry_kill+0x320/0x598 [ 79.615630][ T4972] shrink_dentry_list+0x410/0x7c8 [ 79.616345][ T4972] shrink_dcache_parent+0xb0/0x354 [ 79.617032][ T4972] do_one_tree+0x2c/0xf0 [ 79.617677][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 79.618454][ T4972] generic_shutdown_super+0x68/0x2f0 [ 79.619270][ T4972] kill_block_super+0x70/0xdc [ 79.619934][ T4972] deactivate_locked_super+0xb8/0x13c [ 79.620693][ T4972] deactivate_super+0xf8/0x118 [ 79.621373][ T4972] cleanup_mnt+0x3a4/0x458 [ 79.621981][ T4972] __cleanup_mnt+0x20/0x30 [ 79.622607][ T4972] task_work_run+0x12c/0x1e0 [ 79.623271][ T4972] do_notify_resume+0x24b4/0x3128 [ 79.624027][ T4972] el0_svc+0xf0/0x1e0 [ 79.624583][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 79.625273][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 79.625911][ T4972] irq event stamp: 317130 [ 79.626501][ T4972] hardirqs last enabled at (317129): [] __up_console_sem+0xb4/0x100 [ 79.627859][ T4972] hardirqs last disabled at (317130): [] el1_dbg+0x24/0x80 [ 79.629137][ T4972] softirqs last enabled at (316734): [] local_bh_enable+0x10/0x34 [ 79.630518][ T4972] softirqs last disabled at (316732): [] local_bh_disable+0x10/0x34 [ 79.631891][ T4972] ---[ end trace 5b7b540728052c4a ]--- [ 79.694307][ T5269] loop0: detected capacity change from 0 to 1024 [ 79.744175][ T5269] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.767612][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 79.769516][ T4972] ------------[ cut here ]------------ [ 79.770340][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.771852][ T4972] Modules linked in: [ 79.772392][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.773702][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.775206][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.776405][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.777231][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.778045][ T4972] sp : ffff80001fb16f80 [ 79.778648][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d6d25020 [ 79.779851][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1ea1690 [ 79.781024][ T4972] x23: ffff0000e1ea16b8 x22: ffff0000d6d25020 x21: 00000000bd8f6515 [ 79.782254][ T4972] x20: ffff0000d9a44068 x19: ffff0000d9a44000 x18: 0000000000000001 [ 79.783454][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 79.784585][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.785791][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 79.787017][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.788237][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 79.789416][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.790607][ T4972] Call trace: [ 79.791047][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.791879][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 79.792683][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.793581][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 79.794443][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.795231][ T4972] ext4_dirty_inode+0xd0/0x100 [ 79.795978][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 79.796708][ T4972] iput+0x1bc/0x77c [ 79.797299][ T4972] dentry_unlink_inode+0x360/0x438 [ 79.798038][ T4972] __dentry_kill+0x320/0x598 [ 79.798658][ T4972] shrink_dentry_list+0x410/0x7c8 [ 79.799446][ T4972] shrink_dcache_parent+0xb0/0x354 [ 79.800199][ T4972] do_one_tree+0x2c/0xf0 [ 79.800859][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 79.801698][ T4972] generic_shutdown_super+0x68/0x2f0 [ 79.802449][ T4972] kill_block_super+0x70/0xdc [ 79.803111][ T4972] deactivate_locked_super+0xb8/0x13c [ 79.803903][ T4972] deactivate_super+0xf8/0x118 [ 79.804638][ T4972] cleanup_mnt+0x3a4/0x458 [ 79.805308][ T4972] __cleanup_mnt+0x20/0x30 [ 79.805929][ T4972] task_work_run+0x12c/0x1e0 [ 79.806659][ T4972] do_notify_resume+0x24b4/0x3128 [ 79.807340][ T4972] el0_svc+0xf0/0x1e0 [ 79.807936][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 79.808613][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 79.809233][ T4972] irq event stamp: 323256 [ 79.809822][ T4972] hardirqs last enabled at (323255): [] __up_console_sem+0xb4/0x100 [ 79.811235][ T4972] hardirqs last disabled at (323256): [] el1_dbg+0x24/0x80 [ 79.812522][ T4972] softirqs last enabled at (322788): [] local_bh_enable+0x10/0x34 [ 79.813908][ T4972] softirqs last disabled at (322786): [] local_bh_disable+0x10/0x34 [ 79.815310][ T4972] ---[ end trace 5b7b540728052c4b ]--- [ 79.877676][ T5273] loop0: detected capacity change from 0 to 1024 [ 79.934140][ T5273] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 79.948850][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 79.950746][ T4972] ------------[ cut here ]------------ [ 79.951579][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 79.953009][ T4972] Modules linked in: [ 79.953589][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.954895][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.956345][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.957452][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.958306][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 79.959171][ T4972] sp : ffff80001fb16f80 [ 79.959815][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000c0a86820 [ 79.961048][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1ea3e70 [ 79.962192][ T4972] x23: ffff0000e1ea3e98 x22: ffff0000c0a86820 x21: 00000000bd8f6515 [ 79.963342][ T4972] x20: ffff0000d75b8068 x19: ffff0000d75b8000 x18: 0000000000000001 [ 79.964545][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 79.965680][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.966865][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 79.968097][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.969357][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 79.970581][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 79.971770][ T4972] Call trace: [ 79.972257][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 79.973070][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 79.973831][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 79.974739][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 79.975631][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 79.976441][ T4972] ext4_dirty_inode+0xd0/0x100 [ 79.977100][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 79.977836][ T4972] iput+0x1bc/0x77c [ 79.978379][ T4972] dentry_unlink_inode+0x360/0x438 [ 79.979182][ T4972] __dentry_kill+0x320/0x598 [ 79.979877][ T4972] shrink_dentry_list+0x410/0x7c8 [ 79.980586][ T4972] shrink_dcache_parent+0xb0/0x354 [ 79.981377][ T4972] do_one_tree+0x2c/0xf0 [ 79.982044][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 79.982844][ T4972] generic_shutdown_super+0x68/0x2f0 [ 79.983653][ T4972] kill_block_super+0x70/0xdc [ 79.984329][ T4972] deactivate_locked_super+0xb8/0x13c [ 79.985090][ T4972] deactivate_super+0xf8/0x118 [ 79.985769][ T4972] cleanup_mnt+0x3a4/0x458 [ 79.986427][ T4972] __cleanup_mnt+0x20/0x30 [ 79.987108][ T4972] task_work_run+0x12c/0x1e0 [ 79.987814][ T4972] do_notify_resume+0x24b4/0x3128 [ 79.988609][ T4972] el0_svc+0xf0/0x1e0 [ 79.989213][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 79.989930][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 79.990582][ T4972] irq event stamp: 328564 [ 79.991230][ T4972] hardirqs last enabled at (328563): [] __up_console_sem+0xb4/0x100 [ 79.992691][ T4972] hardirqs last disabled at (328564): [] el1_dbg+0x24/0x80 [ 79.994034][ T4972] softirqs last enabled at (328094): [] local_bh_enable+0x10/0x34 [ 79.995644][ T4972] softirqs last disabled at (328092): [] local_bh_disable+0x10/0x34 [ 79.997202][ T4972] ---[ end trace 5b7b540728052c4c ]--- [ 80.033814][ T5277] loop0: detected capacity change from 0 to 1024 [ 80.134338][ T5277] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.158072][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 80.159837][ T4972] ------------[ cut here ]------------ [ 80.160587][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.161996][ T4972] Modules linked in: [ 80.162600][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.163877][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.165360][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.166470][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.167303][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.168182][ T4972] sp : ffff80001fb16f80 [ 80.168839][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ec240020 [ 80.169968][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000de3c3e70 [ 80.171144][ T4972] x23: ffff0000de3c3e98 x22: ffff0000ec240020 x21: 00000000bd8f6515 [ 80.172379][ T4972] x20: ffff0000c84bc068 x19: ffff0000c84bc000 x18: 0000000000000001 [ 80.173529][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 80.174715][ T4972] x14: 0000000000ff0100 x13: e31552ffe360b078 x12: 0000000000ff0100 [ 80.175886][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 80.177010][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 80.178103][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 80.179346][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.180505][ T4972] Call trace: [ 80.180948][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.181739][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 80.182501][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.183439][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 80.184306][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.185176][ T4972] ext4_dirty_inode+0xd0/0x100 [ 80.185910][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 80.186672][ T4972] iput+0x1bc/0x77c [ 80.187231][ T4972] dentry_unlink_inode+0x360/0x438 [ 80.187966][ T4972] __dentry_kill+0x320/0x598 [ 80.188687][ T4972] shrink_dentry_list+0x410/0x7c8 [ 80.189463][ T4972] shrink_dcache_parent+0xb0/0x354 [ 80.190225][ T4972] do_one_tree+0x2c/0xf0 [ 80.190842][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 80.191625][ T4972] generic_shutdown_super+0x68/0x2f0 [ 80.192343][ T4972] kill_block_super+0x70/0xdc [ 80.192989][ T4972] deactivate_locked_super+0xb8/0x13c [ 80.193768][ T4972] deactivate_super+0xf8/0x118 [ 80.194440][ T4972] cleanup_mnt+0x3a4/0x458 [ 80.195103][ T4972] __cleanup_mnt+0x20/0x30 [ 80.195714][ T4972] task_work_run+0x12c/0x1e0 [ 80.196388][ T4972] do_notify_resume+0x24b4/0x3128 [ 80.197149][ T4972] el0_svc+0xf0/0x1e0 [ 80.197774][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 80.198559][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 80.199255][ T4972] irq event stamp: 334356 [ 80.199945][ T4972] hardirqs last enabled at (334355): [] __schedule+0xefc/0x1bf8 [ 80.201358][ T4972] hardirqs last disabled at (334356): [] el1_dbg+0x24/0x80 [ 80.202655][ T4972] softirqs last enabled at (333982): [] local_bh_enable+0x10/0x34 [ 80.204100][ T4972] softirqs last disabled at (333980): [] local_bh_disable+0x10/0x34 [ 80.205561][ T4972] ---[ end trace 5b7b540728052c4d ]--- [ 80.252882][ T5281] loop0: detected capacity change from 0 to 1024 [ 80.319047][ T5281] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.332110][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 80.334023][ T4972] ------------[ cut here ]------------ [ 80.334790][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.336176][ T4972] Modules linked in: [ 80.336756][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.338107][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.339583][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.340623][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.341468][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.342287][ T4972] sp : ffff80001fb16f80 [ 80.342889][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000cebaf020 [ 80.344072][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1ea6650 [ 80.345193][ T4972] x23: ffff0000e1ea6678 x22: ffff0000cebaf020 x21: 00000000bd8f6515 [ 80.346386][ T4972] x20: ffff0000c7e48068 x19: ffff0000c7e48000 x18: 0000000000000001 [ 80.347614][ T4972] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 80.348779][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.349963][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 80.351179][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.352367][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff800008302274 [ 80.353545][ T4972] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.354696][ T4972] Call trace: [ 80.355194][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.355938][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 80.356661][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.357528][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 80.358299][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.359052][ T4972] ext4_dirty_inode+0xd0/0x100 [ 80.359732][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 80.360456][ T4972] iput+0x1bc/0x77c [ 80.361007][ T4972] dentry_unlink_inode+0x360/0x438 [ 80.361791][ T4972] __dentry_kill+0x320/0x598 [ 80.362444][ T4972] shrink_dentry_list+0x410/0x7c8 [ 80.363093][ T4972] shrink_dcache_parent+0xb0/0x354 [ 80.363808][ T4972] do_one_tree+0x2c/0xf0 [ 80.364401][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 80.365145][ T4972] generic_shutdown_super+0x68/0x2f0 [ 80.365912][ T4972] kill_block_super+0x70/0xdc [ 80.366536][ T4972] deactivate_locked_super+0xb8/0x13c [ 80.367295][ T4972] deactivate_super+0xf8/0x118 [ 80.367935][ T4972] cleanup_mnt+0x3a4/0x458 [ 80.368505][ T4972] __cleanup_mnt+0x20/0x30 [ 80.369142][ T4972] task_work_run+0x12c/0x1e0 [ 80.369754][ T4972] do_notify_resume+0x24b4/0x3128 [ 80.370458][ T4972] el0_svc+0xf0/0x1e0 [ 80.371144][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 80.371915][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 80.372543][ T4972] irq event stamp: 339710 [ 80.373163][ T4972] hardirqs last enabled at (339709): [] __up_console_sem+0xb4/0x100 [ 80.374560][ T4972] hardirqs last disabled at (339710): [] el1_dbg+0x24/0x80 [ 80.375861][ T4972] softirqs last enabled at (339706): [] handle_softirqs+0xa4c/0xbf0 [ 80.377299][ T4972] softirqs last disabled at (339685): [] __irq_exit_rcu+0x240/0x440 [ 80.378667][ T4972] ---[ end trace 5b7b540728052c4e ]--- [ 80.433809][ T5285] loop0: detected capacity change from 0 to 1024 [ 80.504647][ T5285] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.513094][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 80.514812][ T4972] ------------[ cut here ]------------ [ 80.515596][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.516973][ T4972] Modules linked in: [ 80.517542][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.518830][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.520272][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.521419][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.522278][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.523108][ T4972] sp : ffff80001fb16f80 [ 80.523690][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d8736820 [ 80.524845][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1ee9690 [ 80.526028][ T4972] x23: ffff0000e1ee96b8 x22: ffff0000d8736820 x21: 00000000bd8f6515 [ 80.527155][ T4972] x20: ffff0000dcc2c068 x19: ffff0000dcc2c000 x18: 0000000000000001 [ 80.528377][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 80.529565][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.530721][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 80.531911][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.533135][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 80.534277][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.535490][ T4972] Call trace: [ 80.535966][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.536730][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 80.537475][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.538332][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 80.539199][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.540036][ T4972] ext4_dirty_inode+0xd0/0x100 [ 80.540731][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 80.541455][ T4972] iput+0x1bc/0x77c [ 80.542016][ T4972] dentry_unlink_inode+0x360/0x438 [ 80.542741][ T4972] __dentry_kill+0x320/0x598 [ 80.543380][ T4972] shrink_dentry_list+0x410/0x7c8 [ 80.544089][ T4972] shrink_dcache_parent+0xb0/0x354 [ 80.544780][ T4972] do_one_tree+0x2c/0xf0 [ 80.545449][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 80.546258][ T4972] generic_shutdown_super+0x68/0x2f0 [ 80.547024][ T4972] kill_block_super+0x70/0xdc [ 80.547662][ T4972] deactivate_locked_super+0xb8/0x13c [ 80.548458][ T4972] deactivate_super+0xf8/0x118 [ 80.549160][ T4972] cleanup_mnt+0x3a4/0x458 [ 80.549800][ T4972] __cleanup_mnt+0x20/0x30 [ 80.550394][ T4972] task_work_run+0x12c/0x1e0 [ 80.551021][ T4972] do_notify_resume+0x24b4/0x3128 [ 80.551752][ T4972] el0_svc+0xf0/0x1e0 [ 80.552343][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 80.553019][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 80.553627][ T4972] irq event stamp: 344790 [ 80.554238][ T4972] hardirqs last enabled at (344789): [] __up_console_sem+0xb4/0x100 [ 80.555640][ T4972] hardirqs last disabled at (344790): [] el1_dbg+0x24/0x80 [ 80.556895][ T4972] softirqs last enabled at (344322): [] local_bh_enable+0x10/0x34 [ 80.558296][ T4972] softirqs last disabled at (344320): [] local_bh_disable+0x10/0x34 [ 80.559703][ T4972] ---[ end trace 5b7b540728052c4f ]--- [ 80.602944][ T5289] loop0: detected capacity change from 0 to 1024 [ 80.683605][ T5289] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.696157][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 80.698007][ T4972] ------------[ cut here ]------------ [ 80.698829][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.700346][ T4972] Modules linked in: [ 80.700941][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.702362][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.703906][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.705108][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.705926][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.706703][ T4972] sp : ffff80001fb16f80 [ 80.707270][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ca469820 [ 80.708457][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000de3c6650 [ 80.709572][ T4972] x23: ffff0000de3c6678 x22: ffff0000ca469820 x21: 00000000bd8f6515 [ 80.710756][ T4972] x20: ffff0000cbf48068 x19: ffff0000cbf48000 x18: 0000000000000001 [ 80.711893][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 80.713021][ T4972] x14: 0000000000ff0100 x13: 128850ff0bc4911a x12: 0000000000ff0100 [ 80.714121][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 80.715258][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 80.716420][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 80.717617][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.718700][ T4972] Call trace: [ 80.719143][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.719907][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 80.720687][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.721486][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 80.722320][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.723078][ T4972] ext4_dirty_inode+0xd0/0x100 [ 80.723817][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 80.724587][ T4972] iput+0x1bc/0x77c [ 80.725140][ T4972] dentry_unlink_inode+0x360/0x438 [ 80.725825][ T4972] __dentry_kill+0x320/0x598 [ 80.726432][ T4972] shrink_dentry_list+0x410/0x7c8 [ 80.727098][ T4972] shrink_dcache_parent+0xb0/0x354 [ 80.727803][ T4972] do_one_tree+0x2c/0xf0 [ 80.728408][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 80.729232][ T4972] generic_shutdown_super+0x68/0x2f0 [ 80.729986][ T4972] kill_block_super+0x70/0xdc [ 80.730608][ T4972] deactivate_locked_super+0xb8/0x13c [ 80.731412][ T4972] deactivate_super+0xf8/0x118 [ 80.732078][ T4972] cleanup_mnt+0x3a4/0x458 [ 80.732726][ T4972] __cleanup_mnt+0x20/0x30 [ 80.733402][ T4972] task_work_run+0x12c/0x1e0 [ 80.734096][ T4972] do_notify_resume+0x24b4/0x3128 [ 80.734831][ T4972] el0_svc+0xf0/0x1e0 [ 80.735439][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 80.736161][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 80.736818][ T4972] irq event stamp: 349930 [ 80.737476][ T4972] hardirqs last enabled at (349929): [] __schedule+0xefc/0x1bf8 [ 80.738814][ T4972] hardirqs last disabled at (349930): [] el1_dbg+0x24/0x80 [ 80.740014][ T4972] softirqs last enabled at (349458): [] local_bh_enable+0x10/0x34 [ 80.741313][ T4972] softirqs last disabled at (349456): [] local_bh_disable+0x10/0x34 [ 80.742650][ T4972] ---[ end trace 5b7b540728052c50 ]--- [ 80.743764][ T4185] Bluetooth: hci0: command 0x0419 tx timeout [ 80.795610][ T5293] loop0: detected capacity change from 0 to 1024 [ 80.836264][ T5293] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 80.847066][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 80.848941][ T4972] ------------[ cut here ]------------ [ 80.849735][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 80.851218][ T4972] Modules linked in: [ 80.851795][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.853436][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.854892][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.856076][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.856912][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 80.857765][ T4972] sp : ffff80001fb16f80 [ 80.858362][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000dc28d820 [ 80.859508][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000c0617048 [ 80.860695][ T4972] x23: ffff0000c0617070 x22: ffff0000dc28d820 x21: 00000000bd8f6515 [ 80.861882][ T4972] x20: ffff0000c97b0068 x19: ffff0000c97b0000 x18: 1fffe00034214596 [ 80.863044][ T4972] x17: 1fffe00034214596 x16: ffff8000111ceed0 x15: ffff80001422ef00 [ 80.864190][ T4972] x14: ffff0001a10a2cc0 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 80.865317][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 80.866481][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 80.867670][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 80.868850][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 80.870008][ T4972] Call trace: [ 80.870494][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 80.871280][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 80.872050][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 80.872860][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 80.873699][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 80.874499][ T4972] ext4_dirty_inode+0xd0/0x100 [ 80.875210][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 80.875965][ T4972] iput+0x1bc/0x77c [ 80.876516][ T4972] dentry_unlink_inode+0x360/0x438 [ 80.877258][ T4972] __dentry_kill+0x320/0x598 [ 80.877924][ T4972] shrink_dentry_list+0x410/0x7c8 [ 80.878608][ T4972] shrink_dcache_parent+0xb0/0x354 [ 80.879305][ T4972] do_one_tree+0x2c/0xf0 [ 80.879898][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 80.880738][ T4972] generic_shutdown_super+0x68/0x2f0 [ 80.881530][ T4972] kill_block_super+0x70/0xdc [ 80.882219][ T4972] deactivate_locked_super+0xb8/0x13c [ 80.882993][ T4972] deactivate_super+0xf8/0x118 [ 80.883684][ T4972] cleanup_mnt+0x3a4/0x458 [ 80.884294][ T4972] __cleanup_mnt+0x20/0x30 [ 80.884864][ T4972] task_work_run+0x12c/0x1e0 [ 80.885536][ T4972] do_notify_resume+0x24b4/0x3128 [ 80.886260][ T4972] el0_svc+0xf0/0x1e0 [ 80.886871][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 80.887574][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 80.888223][ T4972] irq event stamp: 355428 [ 80.888862][ T4972] hardirqs last enabled at (355427): [] finish_lock_switch+0xb0/0x1c4 [ 80.890298][ T4972] hardirqs last disabled at (355428): [] el1_dbg+0x24/0x80 [ 80.891482][ T4972] softirqs last enabled at (354992): [] local_bh_enable+0x10/0x34 [ 80.892898][ T4972] softirqs last disabled at (354990): [] local_bh_disable+0x10/0x34 [ 80.894280][ T4972] ---[ end trace 5b7b540728052c51 ]--- [ 80.963650][ T5297] loop0: detected capacity change from 0 to 1024 [ 81.070857][ T5297] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.079613][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 81.081485][ T4972] ------------[ cut here ]------------ [ 81.082229][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.083673][ T4972] Modules linked in: [ 81.084243][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.085657][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.087106][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.088271][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.089119][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.090040][ T4972] sp : ffff80001fb16f80 [ 81.090644][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d7554020 [ 81.091859][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c0dc58 [ 81.093059][ T4972] x23: ffff0000e1c0dc80 x22: ffff0000d7554020 x21: 00000000bd8f6515 [ 81.094197][ T4972] x20: ffff0000cbd56068 x19: ffff0000cbd56000 x18: 0000000000000001 [ 81.095417][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 81.096592][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.097825][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 81.099078][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.100342][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 81.101558][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.102857][ T4972] Call trace: [ 81.103370][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.104196][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 81.105067][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.105944][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 81.106746][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.107517][ T4972] ext4_dirty_inode+0xd0/0x100 [ 81.108215][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 81.108895][ T4972] iput+0x1bc/0x77c [ 81.109422][ T4972] dentry_unlink_inode+0x360/0x438 [ 81.110114][ T4972] __dentry_kill+0x320/0x598 [ 81.110750][ T4972] shrink_dentry_list+0x410/0x7c8 [ 81.111467][ T4972] shrink_dcache_parent+0xb0/0x354 [ 81.112184][ T4972] do_one_tree+0x2c/0xf0 [ 81.112799][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 81.113589][ T4972] generic_shutdown_super+0x68/0x2f0 [ 81.114308][ T4972] kill_block_super+0x70/0xdc [ 81.114966][ T4972] deactivate_locked_super+0xb8/0x13c [ 81.115736][ T4972] deactivate_super+0xf8/0x118 [ 81.116383][ T4972] cleanup_mnt+0x3a4/0x458 [ 81.117001][ T4972] __cleanup_mnt+0x20/0x30 [ 81.117708][ T4972] task_work_run+0x12c/0x1e0 [ 81.118461][ T4972] do_notify_resume+0x24b4/0x3128 [ 81.119162][ T4972] el0_svc+0xf0/0x1e0 [ 81.119726][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 81.120427][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 81.121113][ T4972] irq event stamp: 360716 [ 81.121763][ T4972] hardirqs last enabled at (360715): [] __up_console_sem+0xb4/0x100 [ 81.123103][ T4972] hardirqs last disabled at (360716): [] el1_dbg+0x24/0x80 [ 81.124278][ T4972] softirqs last enabled at (360254): [] local_bh_enable+0x10/0x34 [ 81.125733][ T4972] softirqs last disabled at (360252): [] local_bh_disable+0x10/0x34 [ 81.127133][ T4972] ---[ end trace 5b7b540728052c52 ]--- [ 81.184929][ T5301] loop0: detected capacity change from 0 to 1024 [ 81.233497][ T5301] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.241868][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 81.244068][ T4972] ------------[ cut here ]------------ [ 81.244837][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.246250][ T4972] Modules linked in: [ 81.246777][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.248045][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.249530][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.250618][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.251426][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.252255][ T4972] sp : ffff80001fb16f80 [ 81.252861][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000c9ecd020 [ 81.254080][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f802a0 [ 81.255229][ T4972] x23: ffff0000e1f802c8 x22: ffff0000c9ecd020 x21: 00000000bd8f6515 [ 81.256428][ T4972] x20: ffff0000ec3f0068 x19: ffff0000ec3f0000 x18: 1fffe00034218796 [ 81.257633][ T4972] x17: 1fffe00034218796 x16: ffff8000111ceed0 x15: ffff80001422ef00 [ 81.258821][ T4972] x14: ffff0001a10c3cc0 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 81.259991][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 81.261126][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 81.262327][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 81.263434][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.264594][ T4972] Call trace: [ 81.265056][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.265751][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 81.266489][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.267359][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 81.268222][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.268958][ T4972] ext4_dirty_inode+0xd0/0x100 [ 81.269663][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 81.270376][ T4972] iput+0x1bc/0x77c [ 81.270940][ T4972] dentry_unlink_inode+0x360/0x438 [ 81.271721][ T4972] __dentry_kill+0x320/0x598 [ 81.272440][ T4972] shrink_dentry_list+0x410/0x7c8 [ 81.273213][ T4972] shrink_dcache_parent+0xb0/0x354 [ 81.273972][ T4972] do_one_tree+0x2c/0xf0 [ 81.274572][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 81.275318][ T4972] generic_shutdown_super+0x68/0x2f0 [ 81.276086][ T4972] kill_block_super+0x70/0xdc [ 81.276776][ T4972] deactivate_locked_super+0xb8/0x13c [ 81.277552][ T4972] deactivate_super+0xf8/0x118 [ 81.278279][ T4972] cleanup_mnt+0x3a4/0x458 [ 81.278905][ T4972] __cleanup_mnt+0x20/0x30 [ 81.279557][ T4972] task_work_run+0x12c/0x1e0 [ 81.280200][ T4972] do_notify_resume+0x24b4/0x3128 [ 81.280949][ T4972] el0_svc+0xf0/0x1e0 [ 81.281495][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 81.282199][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 81.282854][ T4972] irq event stamp: 365640 [ 81.283455][ T4972] hardirqs last enabled at (365639): [] finish_lock_switch+0xb0/0x1c4 [ 81.284887][ T4972] hardirqs last disabled at (365640): [] el1_dbg+0x24/0x80 [ 81.286129][ T4972] softirqs last enabled at (365634): [] handle_softirqs+0xa4c/0xbf0 [ 81.287505][ T4972] softirqs last disabled at (365605): [] __irq_exit_rcu+0x240/0x440 [ 81.288865][ T4972] ---[ end trace 5b7b540728052c53 ]--- [ 81.344725][ T5305] loop0: detected capacity change from 0 to 1024 [ 81.403672][ T5305] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.415915][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 81.417654][ T4972] ------------[ cut here ]------------ [ 81.418431][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.419868][ T4972] Modules linked in: [ 81.420396][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.421637][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.423083][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.424098][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.424895][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.425778][ T4972] sp : ffff80001fb16f80 [ 81.426357][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000e7bb0820 [ 81.427520][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c0b478 [ 81.428648][ T4972] x23: ffff0000e1c0b4a0 x22: ffff0000e7bb0820 x21: 00000000bd8f6515 [ 81.429904][ T4972] x20: ffff0000cefc8068 x19: ffff0000cefc8000 x18: 0000000000000001 [ 81.431130][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 81.432348][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.433555][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 81.434781][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.436023][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 81.437134][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.438516][ T4972] Call trace: [ 81.439087][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.440007][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 81.440836][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.441727][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 81.442582][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.443355][ T4972] ext4_dirty_inode+0xd0/0x100 [ 81.444061][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 81.444872][ T4972] iput+0x1bc/0x77c [ 81.445421][ T4972] dentry_unlink_inode+0x360/0x438 [ 81.446154][ T4972] __dentry_kill+0x320/0x598 [ 81.446834][ T4972] shrink_dentry_list+0x410/0x7c8 [ 81.447576][ T4972] shrink_dcache_parent+0xb0/0x354 [ 81.448376][ T4972] do_one_tree+0x2c/0xf0 [ 81.449024][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 81.449835][ T4972] generic_shutdown_super+0x68/0x2f0 [ 81.450607][ T4972] kill_block_super+0x70/0xdc [ 81.451264][ T4972] deactivate_locked_super+0xb8/0x13c [ 81.452086][ T4972] deactivate_super+0xf8/0x118 [ 81.452773][ T4972] cleanup_mnt+0x3a4/0x458 [ 81.453459][ T4972] __cleanup_mnt+0x20/0x30 [ 81.454039][ T4972] task_work_run+0x12c/0x1e0 [ 81.454695][ T4972] do_notify_resume+0x24b4/0x3128 [ 81.455428][ T4972] el0_svc+0xf0/0x1e0 [ 81.456002][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 81.456806][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 81.457425][ T4972] irq event stamp: 371218 [ 81.458076][ T4972] hardirqs last enabled at (371217): [] __up_console_sem+0xb4/0x100 [ 81.459524][ T4972] hardirqs last disabled at (371218): [] el1_dbg+0x24/0x80 [ 81.460736][ T4972] softirqs last enabled at (370734): [] local_bh_enable+0x10/0x34 [ 81.462086][ T4972] softirqs last disabled at (370732): [] local_bh_disable+0x10/0x34 [ 81.463457][ T4972] ---[ end trace 5b7b540728052c54 ]--- [ 81.503692][ T5309] loop0: detected capacity change from 0 to 1024 [ 81.554226][ T5309] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.563524][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 81.565393][ T4972] ------------[ cut here ]------------ [ 81.566152][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.567567][ T4972] Modules linked in: [ 81.568097][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.569349][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.570772][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.571886][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.572675][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.573525][ T4972] sp : ffff80001fb16f80 [ 81.574146][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d9f24020 [ 81.575282][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f82a80 [ 81.576471][ T4972] x23: ffff0000e1f82aa8 x22: ffff0000d9f24020 x21: 00000000bd8f6515 [ 81.577686][ T4972] x20: ffff0000edab6068 x19: ffff0000edab6000 x18: 0000000000000001 [ 81.578812][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 81.580011][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.581145][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 81.582324][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.583513][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 81.584632][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.585759][ T4972] Call trace: [ 81.586234][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.587037][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 81.587916][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.588801][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 81.589677][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.590494][ T4972] ext4_dirty_inode+0xd0/0x100 [ 81.591179][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 81.591921][ T4972] iput+0x1bc/0x77c [ 81.592457][ T4972] dentry_unlink_inode+0x360/0x438 [ 81.593144][ T4972] __dentry_kill+0x320/0x598 [ 81.593838][ T4972] shrink_dentry_list+0x410/0x7c8 [ 81.594569][ T4972] shrink_dcache_parent+0xb0/0x354 [ 81.595323][ T4972] do_one_tree+0x2c/0xf0 [ 81.595966][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 81.596734][ T4972] generic_shutdown_super+0x68/0x2f0 [ 81.597527][ T4972] kill_block_super+0x70/0xdc [ 81.598180][ T4972] deactivate_locked_super+0xb8/0x13c [ 81.598955][ T4972] deactivate_super+0xf8/0x118 [ 81.599602][ T4972] cleanup_mnt+0x3a4/0x458 [ 81.600264][ T4972] __cleanup_mnt+0x20/0x30 [ 81.600885][ T4972] task_work_run+0x12c/0x1e0 [ 81.601511][ T4972] do_notify_resume+0x24b4/0x3128 [ 81.602259][ T4972] el0_svc+0xf0/0x1e0 [ 81.602806][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 81.603559][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 81.604169][ T4972] irq event stamp: 376324 [ 81.604756][ T4972] hardirqs last enabled at (376323): [] __up_console_sem+0xb4/0x100 [ 81.606068][ T4972] hardirqs last disabled at (376324): [] el1_dbg+0x24/0x80 [ 81.607303][ T4972] softirqs last enabled at (376016): [] handle_softirqs+0xa4c/0xbf0 [ 81.608641][ T4972] softirqs last disabled at (376001): [] __irq_exit_rcu+0x240/0x440 [ 81.609983][ T4972] ---[ end trace 5b7b540728052c55 ]--- [ 81.684227][ T5313] loop0: detected capacity change from 0 to 1024 [ 81.744439][ T5313] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.753012][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 81.754841][ T4972] ------------[ cut here ]------------ [ 81.755596][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.756982][ T4972] Modules linked in: [ 81.757537][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.758824][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.760228][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.761247][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.761970][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.762804][ T4972] sp : ffff80001fb16f80 [ 81.763409][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000cfab2020 [ 81.764653][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c52088 [ 81.765812][ T4972] x23: ffff0000e1c520b0 x22: ffff0000cfab2020 x21: 00000000bd8f6515 [ 81.766944][ T4972] x20: ffff0000e8d20068 x19: ffff0000e8d20000 x18: 0000000000000001 [ 81.768112][ T4972] x17: ffff800016d27000 x16: ffff8000111ceed0 x15: ffff800016807500 [ 81.769321][ T4972] x14: ffff0000c21f5bc0 x13: bf7a55f6698e4b00 x12: 0000000000ff0100 [ 81.770484][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 81.771691][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 81.772876][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 81.773952][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.775077][ T4972] Call trace: [ 81.775582][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.776360][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 81.777094][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.777903][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 81.778677][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.779412][ T4972] ext4_dirty_inode+0xd0/0x100 [ 81.780092][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 81.780808][ T4972] iput+0x1bc/0x77c [ 81.781387][ T4972] dentry_unlink_inode+0x360/0x438 [ 81.782131][ T4972] __dentry_kill+0x320/0x598 [ 81.782786][ T4972] shrink_dentry_list+0x410/0x7c8 [ 81.783497][ T4972] shrink_dcache_parent+0xb0/0x354 [ 81.784238][ T4972] do_one_tree+0x2c/0xf0 [ 81.784860][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 81.785730][ T4972] generic_shutdown_super+0x68/0x2f0 [ 81.786520][ T4972] kill_block_super+0x70/0xdc [ 81.787244][ T4972] deactivate_locked_super+0xb8/0x13c [ 81.788016][ T4972] deactivate_super+0xf8/0x118 [ 81.788818][ T4972] cleanup_mnt+0x3a4/0x458 [ 81.789432][ T4972] __cleanup_mnt+0x20/0x30 [ 81.790081][ T4972] task_work_run+0x12c/0x1e0 [ 81.790760][ T4972] do_notify_resume+0x24b4/0x3128 [ 81.791493][ T4972] el0_svc+0xf0/0x1e0 [ 81.792094][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 81.792809][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 81.793475][ T4972] irq event stamp: 382318 [ 81.794088][ T4972] hardirqs last enabled at (382317): [] __schedule+0xefc/0x1bf8 [ 81.795480][ T4972] hardirqs last disabled at (382318): [] el1_dbg+0x24/0x80 [ 81.796809][ T4972] softirqs last enabled at (381964): [] handle_softirqs+0xa4c/0xbf0 [ 81.798178][ T4972] softirqs last disabled at (381955): [] __irq_exit_rcu+0x240/0x440 [ 81.799525][ T4972] ---[ end trace 5b7b540728052c56 ]--- [ 81.874135][ T5317] loop0: detected capacity change from 0 to 1024 [ 81.943747][ T5317] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 81.956433][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 81.958329][ T4972] ------------[ cut here ]------------ [ 81.959148][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 81.960620][ T4972] Modules linked in: [ 81.961216][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.962622][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.964175][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.965355][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.966231][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 81.967036][ T4972] sp : ffff80001fb16f80 [ 81.967666][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d03d1020 [ 81.968897][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c54868 [ 81.970126][ T4972] x23: ffff0000e1c54890 x22: ffff0000d03d1020 x21: 00000000bd8f6515 [ 81.971305][ T4972] x20: ffff0000d7888068 x19: ffff0000d7888000 x18: 0000000000000001 [ 81.972458][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 81.973622][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.974892][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 81.976070][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.977348][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 81.978570][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 81.979827][ T4972] Call trace: [ 81.980306][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 81.981135][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 81.981844][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 81.982604][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 81.983324][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 81.984089][ T4972] ext4_dirty_inode+0xd0/0x100 [ 81.984725][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 81.985424][ T4972] iput+0x1bc/0x77c [ 81.985950][ T4972] dentry_unlink_inode+0x360/0x438 [ 81.986668][ T4972] __dentry_kill+0x320/0x598 [ 81.987338][ T4972] shrink_dentry_list+0x410/0x7c8 [ 81.988038][ T4972] shrink_dcache_parent+0xb0/0x354 [ 81.988819][ T4972] do_one_tree+0x2c/0xf0 [ 81.989416][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 81.990255][ T4972] generic_shutdown_super+0x68/0x2f0 [ 81.990987][ T4972] kill_block_super+0x70/0xdc [ 81.991650][ T4972] deactivate_locked_super+0xb8/0x13c [ 81.992357][ T4972] deactivate_super+0xf8/0x118 [ 81.993044][ T4972] cleanup_mnt+0x3a4/0x458 [ 81.993627][ T4972] __cleanup_mnt+0x20/0x30 [ 81.994190][ T4972] task_work_run+0x12c/0x1e0 [ 81.994803][ T4972] do_notify_resume+0x24b4/0x3128 [ 81.995559][ T4972] el0_svc+0xf0/0x1e0 [ 81.996137][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 81.996881][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 81.997491][ T4972] irq event stamp: 387386 [ 81.998060][ T4972] hardirqs last enabled at (387385): [] __up_console_sem+0xb4/0x100 [ 81.999369][ T4972] hardirqs last disabled at (387386): [] el1_dbg+0x24/0x80 [ 82.000632][ T4972] softirqs last enabled at (386916): [] local_bh_enable+0x10/0x34 [ 82.001972][ T4972] softirqs last disabled at (386914): [] local_bh_disable+0x10/0x34 [ 82.003324][ T4972] ---[ end trace 5b7b540728052c57 ]--- [ 82.062936][ T5321] loop0: detected capacity change from 0 to 1024 [ 82.073954][ T5321] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.086421][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 82.088608][ T4972] ------------[ cut here ]------------ [ 82.089389][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.090850][ T4972] Modules linked in: [ 82.091426][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.093064][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.094572][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.095748][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.096586][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.097425][ T4972] sp : ffff80001fb16f80 [ 82.097988][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000db1b9020 [ 82.099184][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c55c58 [ 82.100393][ T4972] x23: ffff0000e1c55c80 x22: ffff0000db1b9020 x21: 00000000bd8f6515 [ 82.101561][ T4972] x20: ffff0000ce1e0068 x19: ffff0000ce1e0000 x18: 0000000000000002 [ 82.102786][ T4972] x17: 0000000040000000 x16: ffff8000111ceed0 x15: 0000000000000002 [ 82.103986][ T4972] x14: 0000000000ff0100 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 82.105113][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 82.106317][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 82.107555][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 82.108729][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.109960][ T4972] Call trace: [ 82.110419][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.111210][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 82.111925][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.112751][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 82.113624][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.114427][ T4972] ext4_dirty_inode+0xd0/0x100 [ 82.115102][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 82.115812][ T4972] iput+0x1bc/0x77c [ 82.116353][ T4972] dentry_unlink_inode+0x360/0x438 [ 82.117093][ T4972] __dentry_kill+0x320/0x598 [ 82.117758][ T4972] shrink_dentry_list+0x410/0x7c8 [ 82.118492][ T4972] shrink_dcache_parent+0xb0/0x354 [ 82.119280][ T4972] do_one_tree+0x2c/0xf0 [ 82.119914][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 82.120716][ T4972] generic_shutdown_super+0x68/0x2f0 [ 82.121473][ T4972] kill_block_super+0x70/0xdc [ 82.122145][ T4972] deactivate_locked_super+0xb8/0x13c [ 82.122883][ T4972] deactivate_super+0xf8/0x118 [ 82.123560][ T4972] cleanup_mnt+0x3a4/0x458 [ 82.124168][ T4972] __cleanup_mnt+0x20/0x30 [ 82.124838][ T4972] task_work_run+0x12c/0x1e0 [ 82.125548][ T4972] do_notify_resume+0x24b4/0x3128 [ 82.126262][ T4972] el0_svc+0xf0/0x1e0 [ 82.126829][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 82.127626][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 82.128253][ T4972] irq event stamp: 392340 [ 82.128844][ T4972] hardirqs last enabled at (392339): [] finish_lock_switch+0xb0/0x1c4 [ 82.130193][ T4972] hardirqs last disabled at (392340): [] el1_dbg+0x24/0x80 [ 82.131363][ T4972] softirqs last enabled at (391870): [] local_bh_enable+0x10/0x34 [ 82.132692][ T4972] softirqs last disabled at (391868): [] local_bh_disable+0x10/0x34 [ 82.134071][ T4972] ---[ end trace 5b7b540728052c58 ]--- [ 82.173857][ T5325] loop0: detected capacity change from 0 to 1024 [ 82.266097][ T5325] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.274472][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 82.276029][ T4972] ------------[ cut here ]------------ [ 82.276856][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.278285][ T4972] Modules linked in: [ 82.278821][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.280062][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.281478][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.282559][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.283415][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.284163][ T4972] sp : ffff80001fb16f80 [ 82.284777][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d08c7020 [ 82.285931][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1c57048 [ 82.287167][ T4972] x23: ffff0000e1c57070 x22: ffff0000d08c7020 x21: 00000000bd8f6515 [ 82.288315][ T4972] x20: ffff0000cffba068 x19: ffff0000cffba000 x18: 0000000000000001 [ 82.289451][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 82.290619][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.291835][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 82.293040][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.294240][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 82.295416][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.296603][ T4972] Call trace: [ 82.297049][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.297960][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 82.298855][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.299781][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 82.300690][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.301591][ T4972] ext4_dirty_inode+0xd0/0x100 [ 82.302271][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 82.303016][ T4972] iput+0x1bc/0x77c [ 82.303564][ T4972] dentry_unlink_inode+0x360/0x438 [ 82.304305][ T4972] __dentry_kill+0x320/0x598 [ 82.304949][ T4972] shrink_dentry_list+0x410/0x7c8 [ 82.305691][ T4972] shrink_dcache_parent+0xb0/0x354 [ 82.306436][ T4972] do_one_tree+0x2c/0xf0 [ 82.307028][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 82.307809][ T4972] generic_shutdown_super+0x68/0x2f0 [ 82.308571][ T4972] kill_block_super+0x70/0xdc [ 82.309230][ T4972] deactivate_locked_super+0xb8/0x13c [ 82.309942][ T4972] deactivate_super+0xf8/0x118 [ 82.310647][ T4972] cleanup_mnt+0x3a4/0x458 [ 82.311257][ T4972] __cleanup_mnt+0x20/0x30 [ 82.311824][ T4972] task_work_run+0x12c/0x1e0 [ 82.312477][ T4972] do_notify_resume+0x24b4/0x3128 [ 82.313162][ T4972] el0_svc+0xf0/0x1e0 [ 82.313745][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 82.314449][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 82.315082][ T4972] irq event stamp: 397464 [ 82.315681][ T4972] hardirqs last enabled at (397463): [] __up_console_sem+0xb4/0x100 [ 82.317056][ T4972] hardirqs last disabled at (397464): [] el1_dbg+0x24/0x80 [ 82.318268][ T4972] softirqs last enabled at (396994): [] local_bh_enable+0x10/0x34 [ 82.319617][ T4972] softirqs last disabled at (396992): [] local_bh_disable+0x10/0x34 [ 82.320986][ T4972] ---[ end trace 5b7b540728052c59 ]--- [ 82.362959][ T5330] loop0: detected capacity change from 0 to 1024 [ 82.374252][ T5330] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.391687][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 82.393958][ T4972] ------------[ cut here ]------------ [ 82.394739][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.396137][ T4972] Modules linked in: [ 82.396683][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.397937][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.399373][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.400468][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.401298][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.402095][ T4972] sp : ffff80001fb16f80 [ 82.402689][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000ce767020 [ 82.403947][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f31690 [ 82.405149][ T4972] x23: ffff0000e1f316b8 x22: ffff0000ce767020 x21: 00000000bd8f6515 [ 82.406302][ T4972] x20: ffff0000d0a58068 x19: ffff0000d0a58000 x18: 1fffe00034218796 [ 82.407495][ T4972] x17: 1fffe00034218796 x16: ffff8000111ceed0 x15: ffff80001422ef00 [ 82.408715][ T4972] x14: ffff0001a10c3cc0 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 82.409907][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 82.411060][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 82.412154][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 82.413316][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.414486][ T4972] Call trace: [ 82.415046][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.415969][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 82.416874][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.417865][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 82.418827][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.419760][ T4972] ext4_dirty_inode+0xd0/0x100 [ 82.420566][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 82.421379][ T4972] iput+0x1bc/0x77c [ 82.422006][ T4972] dentry_unlink_inode+0x360/0x438 [ 82.422808][ T4972] __dentry_kill+0x320/0x598 [ 82.423520][ T4972] shrink_dentry_list+0x410/0x7c8 [ 82.424306][ T4972] shrink_dcache_parent+0xb0/0x354 [ 82.425066][ T4972] do_one_tree+0x2c/0xf0 [ 82.425735][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 82.426546][ T4972] generic_shutdown_super+0x68/0x2f0 [ 82.427361][ T4972] kill_block_super+0x70/0xdc [ 82.428082][ T4972] deactivate_locked_super+0xb8/0x13c [ 82.428896][ T4972] deactivate_super+0xf8/0x118 [ 82.429603][ T4972] cleanup_mnt+0x3a4/0x458 [ 82.430254][ T4972] __cleanup_mnt+0x20/0x30 [ 82.430882][ T4972] task_work_run+0x12c/0x1e0 [ 82.431568][ T4972] do_notify_resume+0x24b4/0x3128 [ 82.432328][ T4972] el0_svc+0xf0/0x1e0 [ 82.432878][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 82.433600][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 82.434227][ T4972] irq event stamp: 402254 [ 82.434859][ T4972] hardirqs last enabled at (402253): [] finish_lock_switch+0xb0/0x1c4 [ 82.436234][ T4972] hardirqs last disabled at (402254): [] el1_dbg+0x24/0x80 [ 82.437424][ T4972] softirqs last enabled at (402248): [] handle_softirqs+0xa4c/0xbf0 [ 82.438834][ T4972] softirqs last disabled at (402195): [] __irq_exit_rcu+0x240/0x440 [ 82.440196][ T4972] ---[ end trace 5b7b540728052c5a ]--- [ 82.522173][ T5334] loop0: detected capacity change from 0 to 1024 [ 82.573388][ T5334] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.595350][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 82.597141][ T4972] ------------[ cut here ]------------ [ 82.597953][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.599368][ T4972] Modules linked in: [ 82.599945][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.601241][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.602746][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.603832][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.604698][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.605444][ T4972] sp : ffff80001fb16f80 [ 82.606112][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000c1eb4020 [ 82.607339][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f302a0 [ 82.608462][ T4972] x23: ffff0000e1f302c8 x22: ffff0000c1eb4020 x21: 00000000bd8f6515 [ 82.609564][ T4972] x20: ffff0000eb02c068 x19: ffff0000eb02c000 x18: 0000000000000001 [ 82.610740][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 82.611940][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.613153][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 82.614252][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.615397][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 82.616561][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.617764][ T4972] Call trace: [ 82.618228][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.619019][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 82.619758][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.620601][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 82.621471][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.622273][ T4972] ext4_dirty_inode+0xd0/0x100 [ 82.623038][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 82.623773][ T4972] iput+0x1bc/0x77c [ 82.624275][ T4972] dentry_unlink_inode+0x360/0x438 [ 82.625015][ T4972] __dentry_kill+0x320/0x598 [ 82.625671][ T4972] shrink_dentry_list+0x410/0x7c8 [ 82.626359][ T4972] shrink_dcache_parent+0xb0/0x354 [ 82.627122][ T4972] do_one_tree+0x2c/0xf0 [ 82.627824][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 82.628689][ T4972] generic_shutdown_super+0x68/0x2f0 [ 82.629400][ T4972] kill_block_super+0x70/0xdc [ 82.630059][ T4972] deactivate_locked_super+0xb8/0x13c [ 82.630887][ T4972] deactivate_super+0xf8/0x118 [ 82.631605][ T4972] cleanup_mnt+0x3a4/0x458 [ 82.632242][ T4972] __cleanup_mnt+0x20/0x30 [ 82.632834][ T4972] task_work_run+0x12c/0x1e0 [ 82.633528][ T4972] do_notify_resume+0x24b4/0x3128 [ 82.634258][ T4972] el0_svc+0xf0/0x1e0 [ 82.634815][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 82.635557][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 82.636202][ T4972] irq event stamp: 406974 [ 82.636829][ T4972] hardirqs last enabled at (406973): [] __up_console_sem+0xb4/0x100 [ 82.638193][ T4972] hardirqs last disabled at (406974): [] el1_dbg+0x24/0x80 [ 82.639535][ T4972] softirqs last enabled at (406514): [] local_bh_enable+0x10/0x34 [ 82.641072][ T4972] softirqs last disabled at (406512): [] local_bh_disable+0x10/0x34 [ 82.642379][ T4972] ---[ end trace 5b7b540728052c5b ]--- 1970/01/01 00:01:22 executed programs: 54 [ 82.723461][ T5338] loop0: detected capacity change from 0 to 1024 [ 82.783625][ T5338] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.791804][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 82.794069][ T4972] ------------[ cut here ]------------ [ 82.794878][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.796311][ T4972] Modules linked in: [ 82.796891][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.798205][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.799768][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.800844][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.801606][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.802394][ T4972] sp : ffff80001fb16f80 [ 82.802988][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d7def020 [ 82.804164][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f04868 [ 82.805303][ T4972] x23: ffff0000e1f04890 x22: ffff0000d7def020 x21: 00000000bd8f6515 [ 82.806442][ T4972] x20: ffff0000d0976068 x19: ffff0000d0976000 x18: 1fffe00034218796 [ 82.807580][ T4972] x17: 1fffe00034218796 x16: ffff8000111ceed0 x15: ffff80001422ef00 [ 82.808723][ T4972] x14: ffff0001a10c3cc0 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 82.809901][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 82.811064][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 82.812185][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 82.813359][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.814550][ T4972] Call trace: [ 82.815029][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.815875][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 82.816603][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.817434][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 82.818230][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.819040][ T4972] ext4_dirty_inode+0xd0/0x100 [ 82.819753][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 82.820583][ T4972] iput+0x1bc/0x77c [ 82.821158][ T4972] dentry_unlink_inode+0x360/0x438 [ 82.821856][ T4972] __dentry_kill+0x320/0x598 [ 82.822487][ T4972] shrink_dentry_list+0x410/0x7c8 [ 82.823281][ T4972] shrink_dcache_parent+0xb0/0x354 [ 82.824087][ T4972] do_one_tree+0x2c/0xf0 [ 82.824731][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 82.825505][ T4972] generic_shutdown_super+0x68/0x2f0 [ 82.826273][ T4972] kill_block_super+0x70/0xdc [ 82.826981][ T4972] deactivate_locked_super+0xb8/0x13c [ 82.827817][ T4972] deactivate_super+0xf8/0x118 [ 82.828549][ T4972] cleanup_mnt+0x3a4/0x458 [ 82.829153][ T4972] __cleanup_mnt+0x20/0x30 [ 82.829774][ T4972] task_work_run+0x12c/0x1e0 [ 82.830434][ T4972] do_notify_resume+0x24b4/0x3128 [ 82.831213][ T4972] el0_svc+0xf0/0x1e0 [ 82.831755][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 82.832458][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 82.833070][ T4972] irq event stamp: 412180 [ 82.833676][ T4972] hardirqs last enabled at (412179): [] finish_lock_switch+0xb0/0x1c4 [ 82.835140][ T4972] hardirqs last disabled at (412180): [] el1_dbg+0x24/0x80 [ 82.836429][ T4972] softirqs last enabled at (412174): [] handle_softirqs+0xa4c/0xbf0 [ 82.837806][ T4972] softirqs last disabled at (412133): [] __irq_exit_rcu+0x240/0x440 [ 82.839203][ T4972] ---[ end trace 5b7b540728052c5c ]--- [ 82.903445][ T5342] loop0: detected capacity change from 0 to 1024 [ 82.963679][ T5342] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 82.971902][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 82.973904][ T4972] ------------[ cut here ]------------ [ 82.974711][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 82.976205][ T4972] Modules linked in: [ 82.976834][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.978212][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.979696][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.980849][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.981700][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 82.982520][ T4972] sp : ffff80001fb16f80 [ 82.983123][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000cbd3c020 [ 82.984319][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f06650 [ 82.985620][ T4972] x23: ffff0000e1f06678 x22: ffff0000cbd3c020 x21: 00000000bd8f6515 [ 82.986949][ T4972] x20: ffff0000d2e8e068 x19: ffff0000d2e8e000 x18: 1fffe00034214596 [ 82.988099][ T4972] x17: 1fffe00034214596 x16: ffff8000111ceed0 x15: ffff80001422ef00 [ 82.989251][ T4972] x14: ffff0001a10a2cc0 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 82.990447][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 82.991549][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 82.992652][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 82.993843][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 82.994975][ T4972] Call trace: [ 82.995437][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 82.996277][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 82.997033][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 82.997910][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 82.998676][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 82.999539][ T4972] ext4_dirty_inode+0xd0/0x100 [ 83.000278][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 83.001032][ T4972] iput+0x1bc/0x77c [ 83.001545][ T4972] dentry_unlink_inode+0x360/0x438 [ 83.002302][ T4972] __dentry_kill+0x320/0x598 [ 83.002987][ T4972] shrink_dentry_list+0x410/0x7c8 [ 83.003690][ T4972] shrink_dcache_parent+0xb0/0x354 [ 83.004466][ T4972] do_one_tree+0x2c/0xf0 [ 83.005050][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 83.005827][ T4972] generic_shutdown_super+0x68/0x2f0 [ 83.006569][ T4972] kill_block_super+0x70/0xdc [ 83.007211][ T4972] deactivate_locked_super+0xb8/0x13c [ 83.007943][ T4972] deactivate_super+0xf8/0x118 [ 83.008589][ T4972] cleanup_mnt+0x3a4/0x458 [ 83.009186][ T4972] __cleanup_mnt+0x20/0x30 [ 83.009818][ T4972] task_work_run+0x12c/0x1e0 [ 83.010460][ T4972] do_notify_resume+0x24b4/0x3128 [ 83.011257][ T4972] el0_svc+0xf0/0x1e0 [ 83.011865][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 83.012610][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 83.013229][ T4972] irq event stamp: 417156 [ 83.013892][ T4972] hardirqs last enabled at (417155): [] finish_lock_switch+0xb0/0x1c4 [ 83.015330][ T4972] hardirqs last disabled at (417156): [] el1_dbg+0x24/0x80 [ 83.016653][ T4972] softirqs last enabled at (417150): [] handle_softirqs+0xa4c/0xbf0 [ 83.017975][ T4972] softirqs last disabled at (417137): [] __irq_exit_rcu+0x240/0x440 [ 83.019357][ T4972] ---[ end trace 5b7b540728052c5d ]--- [ 83.056320][ T5346] loop0: detected capacity change from 0 to 1024 [ 83.083911][ T5346] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.093403][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 83.095308][ T4972] ------------[ cut here ]------------ [ 83.096122][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.097554][ T4972] Modules linked in: [ 83.098168][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.099536][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.101080][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.102203][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.103053][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.103919][ T4972] sp : ffff80001fb16f80 [ 83.104551][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d5f93020 [ 83.105729][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f35260 [ 83.106896][ T4972] x23: ffff0000e1f35288 x22: ffff0000d5f93020 x21: 00000000bd8f6515 [ 83.108104][ T4972] x20: ffff0000db7c4068 x19: ffff0000db7c4000 x18: 0000000000000001 [ 83.109289][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 83.110404][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.111611][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 83.112835][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.114043][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 83.115327][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.116604][ T4972] Call trace: [ 83.117127][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.117963][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 83.118775][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.119664][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 83.120458][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.121396][ T4972] ext4_dirty_inode+0xd0/0x100 [ 83.122065][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 83.122818][ T4972] iput+0x1bc/0x77c [ 83.123371][ T4972] dentry_unlink_inode+0x360/0x438 [ 83.124144][ T4972] __dentry_kill+0x320/0x598 [ 83.124827][ T4972] shrink_dentry_list+0x410/0x7c8 [ 83.125582][ T4972] shrink_dcache_parent+0xb0/0x354 [ 83.126347][ T4972] do_one_tree+0x2c/0xf0 [ 83.126995][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 83.127796][ T4972] generic_shutdown_super+0x68/0x2f0 [ 83.128653][ T4972] kill_block_super+0x70/0xdc [ 83.129376][ T4972] deactivate_locked_super+0xb8/0x13c [ 83.130150][ T4972] deactivate_super+0xf8/0x118 [ 83.130921][ T4972] cleanup_mnt+0x3a4/0x458 [ 83.131597][ T4972] __cleanup_mnt+0x20/0x30 [ 83.132252][ T4972] task_work_run+0x12c/0x1e0 [ 83.132883][ T4972] do_notify_resume+0x24b4/0x3128 [ 83.133677][ T4972] el0_svc+0xf0/0x1e0 [ 83.134260][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 83.135024][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 83.135694][ T4972] irq event stamp: 422564 [ 83.136326][ T4972] hardirqs last enabled at (422563): [] __up_console_sem+0xb4/0x100 [ 83.137719][ T4972] hardirqs last disabled at (422564): [] el1_dbg+0x24/0x80 [ 83.139026][ T4972] softirqs last enabled at (422084): [] local_bh_enable+0x10/0x34 [ 83.140500][ T4972] softirqs last disabled at (422082): [] local_bh_disable+0x10/0x34 [ 83.141901][ T4972] ---[ end trace 5b7b540728052c5e ]--- [ 83.203060][ T5350] loop0: detected capacity change from 0 to 1024 [ 83.254054][ T5350] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.263320][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 83.265296][ T4972] ------------[ cut here ]------------ [ 83.266155][ T4972] WARNING: CPU: 0 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.267606][ T4972] Modules linked in: [ 83.268170][ T4972] CPU: 0 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.269397][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.270790][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.271909][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.272724][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.273562][ T4972] sp : ffff80001fb16f80 [ 83.274176][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d4a6e820 [ 83.275481][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f3a088 [ 83.276590][ T4972] x23: ffff0000e1f3a0b0 x22: ffff0000d4a6e820 x21: 00000000bd8f6515 [ 83.277803][ T4972] x20: ffff0000d02e8068 x19: ffff0000d02e8000 x18: 1fffe00034214596 [ 83.279029][ T4972] x17: 1fffe00034214596 x16: ffff8000111ceed0 x15: ffff80001422ef00 [ 83.280157][ T4972] x14: ffff0001a10a2cc0 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 83.281427][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 83.282641][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000000 x6 : 0000000000000000 [ 83.283812][ T4972] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a728ccc [ 83.285044][ T4972] x2 : ffff0001a10a2d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.286245][ T4972] Call trace: [ 83.286738][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.287597][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 83.288378][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.289330][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 83.290232][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.291072][ T4972] ext4_dirty_inode+0xd0/0x100 [ 83.291774][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 83.292514][ T4972] iput+0x1bc/0x77c [ 83.293129][ T4972] dentry_unlink_inode+0x360/0x438 [ 83.293869][ T4972] __dentry_kill+0x320/0x598 [ 83.294518][ T4972] shrink_dentry_list+0x410/0x7c8 [ 83.295311][ T4972] shrink_dcache_parent+0xb0/0x354 [ 83.296076][ T4972] do_one_tree+0x2c/0xf0 [ 83.296670][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 83.297528][ T4972] generic_shutdown_super+0x68/0x2f0 [ 83.298361][ T4972] kill_block_super+0x70/0xdc [ 83.299070][ T4972] deactivate_locked_super+0xb8/0x13c [ 83.299865][ T4972] deactivate_super+0xf8/0x118 [ 83.300502][ T4972] cleanup_mnt+0x3a4/0x458 [ 83.301151][ T4972] __cleanup_mnt+0x20/0x30 [ 83.301746][ T4972] task_work_run+0x12c/0x1e0 [ 83.302471][ T4972] do_notify_resume+0x24b4/0x3128 [ 83.303190][ T4972] el0_svc+0xf0/0x1e0 [ 83.303750][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 83.304457][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 83.305098][ T4972] irq event stamp: 427562 [ 83.305681][ T4972] hardirqs last enabled at (427561): [] finish_lock_switch+0xb0/0x1c4 [ 83.307113][ T4972] hardirqs last disabled at (427562): [] el1_dbg+0x24/0x80 [ 83.308454][ T4972] softirqs last enabled at (427556): [] handle_softirqs+0xa4c/0xbf0 [ 83.309774][ T4972] softirqs last disabled at (427453): [] __irq_exit_rcu+0x240/0x440 [ 83.311184][ T4972] ---[ end trace 5b7b540728052c5f ]--- [ 83.374219][ T5354] loop0: detected capacity change from 0 to 1024 [ 83.423448][ T5354] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.433255][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 83.435061][ T4972] ------------[ cut here ]------------ [ 83.435898][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.437320][ T4972] Modules linked in: [ 83.437857][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.439093][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.440657][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.441825][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.442583][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.443440][ T4972] sp : ffff80001fb16f80 [ 83.444049][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000c9fbd820 [ 83.445313][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000edc41690 [ 83.446538][ T4972] x23: ffff0000edc416b8 x22: ffff0000c9fbd820 x21: 00000000bd8f6515 [ 83.447777][ T4972] x20: ffff0000d1dbc068 x19: ffff0000d1dbc000 x18: 0000000000000001 [ 83.449036][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 83.450262][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.451429][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 83.452620][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.453722][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 83.454879][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.455997][ T4972] Call trace: [ 83.456452][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.457171][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 83.457939][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.458797][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 83.459646][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.460454][ T4972] ext4_dirty_inode+0xd0/0x100 [ 83.461107][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 83.461848][ T4972] iput+0x1bc/0x77c [ 83.462414][ T4972] dentry_unlink_inode+0x360/0x438 [ 83.463194][ T4972] __dentry_kill+0x320/0x598 [ 83.463894][ T4972] shrink_dentry_list+0x410/0x7c8 [ 83.464616][ T4972] shrink_dcache_parent+0xb0/0x354 [ 83.465352][ T4972] do_one_tree+0x2c/0xf0 [ 83.465928][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 83.466697][ T4972] generic_shutdown_super+0x68/0x2f0 [ 83.467504][ T4972] kill_block_super+0x70/0xdc [ 83.468144][ T4972] deactivate_locked_super+0xb8/0x13c [ 83.468942][ T4972] deactivate_super+0xf8/0x118 [ 83.469652][ T4972] cleanup_mnt+0x3a4/0x458 [ 83.470278][ T4972] __cleanup_mnt+0x20/0x30 [ 83.470891][ T4972] task_work_run+0x12c/0x1e0 [ 83.471546][ T4972] do_notify_resume+0x24b4/0x3128 [ 83.472288][ T4972] el0_svc+0xf0/0x1e0 [ 83.472850][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 83.473553][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 83.474218][ T4972] irq event stamp: 432882 [ 83.474855][ T4972] hardirqs last enabled at (432881): [] __up_console_sem+0xb4/0x100 [ 83.476265][ T4972] hardirqs last disabled at (432882): [] el1_dbg+0x24/0x80 [ 83.477566][ T4972] softirqs last enabled at (432644): [] handle_softirqs+0xa4c/0xbf0 [ 83.478919][ T4972] softirqs last disabled at (432639): [] __irq_exit_rcu+0x240/0x440 [ 83.480268][ T4972] ---[ end trace 5b7b540728052c60 ]--- [ 83.543318][ T5358] loop0: detected capacity change from 0 to 1024 [ 83.601764][ T5358] EXT4-fs (loop0): mounted filesystem without journal. Opts: user_xattr,nombcache,noblock_validity,norecovery,debug_want_extra_isize=0x0000000000000080,lazytime,nodelalloc,usrquota,noauto_da_alloc,,errors=continue. Quota mode: writeback. [ 83.609833][ T4972] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1438: refuse to create EA inode when umounting [ 83.611586][ T4972] ------------[ cut here ]------------ [ 83.612391][ T4972] WARNING: CPU: 1 PID: 4972 at fs/ext4/xattr.c:1439 ext4_xattr_set_entry+0x1664/0x2d98 [ 83.613771][ T4972] Modules linked in: [ 83.614339][ T4972] CPU: 1 PID: 4972 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.615585][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.617063][ T4972] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.618271][ T4972] pc : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.619115][ T4972] lr : ext4_xattr_set_entry+0x1664/0x2d98 [ 83.619981][ T4972] sp : ffff80001fb16f80 [ 83.620602][ T4972] x29: ffff80001fb171c0 x28: ffff80001fb172e0 x27: ffff0000d5e93820 [ 83.621793][ T4972] x26: dfff800000000000 x25: 1ffff00003f62e99 x24: ffff0000e1f3e650 [ 83.622996][ T4972] x23: ffff0000e1f3e678 x22: ffff0000d5e93820 x21: 00000000bd8f6515 [ 83.624260][ T4972] x20: ffff0000d210c068 x19: ffff0000d210c000 x18: 0000000000000001 [ 83.625392][ T4972] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 83.626537][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.627698][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : bf7a55f6698e4b00 [ 83.628918][ T4972] x8 : bf7a55f6698e4b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.630133][ T4972] x5 : ffff80001fb16738 x4 : ffff80001426f5a0 x3 : ffff80000a728ccc [ 83.631313][ T4972] x2 : ffff0001a10c3d50 x1 : 0000000100000000 x0 : 0000000000000066 [ 83.632599][ T4972] Call trace: [ 83.633100][ T4972] ext4_xattr_set_entry+0x1664/0x2d98 [ 83.633867][ T4972] ext4_xattr_block_set+0x528/0x26fc [ 83.634671][ T4972] ext4_expand_extra_isize_ea+0xd8c/0x1504 [ 83.635475][ T4972] __ext4_expand_extra_isize+0x298/0x358 [ 83.636329][ T4972] __ext4_mark_inode_dirty+0x434/0x7b0 [ 83.637121][ T4972] ext4_dirty_inode+0xd0/0x100 [ 83.637800][ T4972] __mark_inode_dirty+0x2b0/0xfac [ 83.638517][ T4972] iput+0x1bc/0x77c [ 83.639080][ T4972] dentry_unlink_inode+0x360/0x438 [ 83.639777][ T4972] __dentry_kill+0x320/0x598 [ 83.640429][ T4972] shrink_dentry_list+0x410/0x7c8 [ 83.641070][ T4972] shrink_dcache_parent+0xb0/0x354 [ 83.641768][ T4972] do_one_tree+0x2c/0xf0 [ 83.642364][ T4972] shrink_dcache_for_umount+0x68/0x114 [ 83.643120][ T4972] generic_shutdown_super+0x68/0x2f0 [ 83.643822][ T4972] kill_block_super+0x70/0xdc [ 83.644468][ T4972] deactivate_locked_super+0xb8/0x13c [ 83.645222][ T4972] deactivate_super+0xf8/0x118 [ 83.645924][ T4972] cleanup_mnt+0x3a4/0x458 [ 83.646564][ T4972] __cleanup_mnt+0x20/0x30 [ 83.647259][ T4972] task_work_run+0x12c/0x1e0 [ 83.647919][ T4972] do_notify_resume+0x24b4/0x3128 [ 83.648653][ T4972] el0_svc+0xf0/0x1e0 [ 83.649275][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 83.650027][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 83.650652][ T4972] irq event stamp: 437748 [ 83.651228][ T4972] hardirqs last enabled at (437747): [] __up_console_sem+0xb4/0x100 [ 83.652526][ T4972] hardirqs last disabled at (437748): [] el1_dbg+0x24/0x80 [ 83.653734][ T4972] softirqs last enabled at (437256): [] local_bh_enable+0x10/0x34 [ 83.655006][ T4972] softirqs last disabled at (437254): [] local_bh_disable+0x10/0x34 [ 83.656309][ T4972] ---[ end trace 5b7b540728052c61 ]--- [ 83.723705][ T5362] loop0: detected capacity change from 0 to 1024