Warning: Permanently added '10.128.0.196' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 33.092313][ T4325] cgroup: Unknown subsys name 'net' [ 33.380491][ T4325] cgroup: Unknown subsys name 'rlimit' [ 33.677807][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 40.614906][ T4366] chnl_net:caif_netlink_parms(): no params data found [ 40.632471][ T4366] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.633716][ T4366] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.635114][ T4366] device bridge_slave_0 entered promiscuous mode [ 40.637495][ T4366] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.638707][ T4366] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.640410][ T4366] device bridge_slave_1 entered promiscuous mode [ 40.649093][ T4366] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.651285][ T4366] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.658742][ T4366] team0: Port device team_slave_0 added [ 40.660472][ T4366] team0: Port device team_slave_1 added [ 40.666066][ T4366] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.667170][ T4366] 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. [ 40.671570][ T4366] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.674083][ T4366] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.675266][ T4366] 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. [ 40.679185][ T4366] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.758493][ T4366] device hsr_slave_0 entered promiscuous mode [ 40.797523][ T4366] device hsr_slave_1 entered promiscuous mode [ 40.901349][ T4366] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.940186][ T4366] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.017757][ T4366] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.058732][ T4366] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.135647][ T4366] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.136881][ T4366] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.138326][ T4366] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.139340][ T4366] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.156484][ T4366] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.160324][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.163098][ T1581] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.164981][ T1581] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.166775][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 41.179502][ T4366] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.190836][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.192474][ T1581] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.193648][ T1581] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.195131][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.196782][ T1581] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.197938][ T1581] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.199733][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.201205][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.204118][ T1830] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.207187][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.210437][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.212803][ T4366] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.263982][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.265216][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.271663][ T4366] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.277177][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.286110][ T4366] device veth0_vlan entered promiscuous mode [ 41.291310][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.293769][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.295244][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.297209][ T4366] device veth1_vlan entered promiscuous mode [ 41.306355][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.308957][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.310634][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.313135][ T4366] device veth0_macvtap entered promiscuous mode [ 41.315334][ T4366] device veth1_macvtap entered promiscuous mode [ 41.322590][ T4366] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.323829][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.325745][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.329481][ T4366] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.330688][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.333324][ T4366] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.334713][ T4366] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.336140][ T4366] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.338556][ T4366] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.574084][ T4402] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.575715][ T4402] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.577138][ T4402] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.579236][ T4402] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.580756][ T4402] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.582000][ T4402] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.055840][ T1581] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.057152][ T1581] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.063869][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 42.067092][ T1581] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.077308][ T1581] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.079020][ T1830] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:42 executed programs: 0 [ 42.527046][ T4402] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.528797][ T4402] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.530292][ T4402] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.531787][ T4402] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.533099][ T4402] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.534378][ T4402] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.890359][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.931827][ T4432] chnl_net:caif_netlink_parms(): no params data found [ 42.947033][ T4432] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.948714][ T4432] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.950156][ T4432] device bridge_slave_0 entered promiscuous mode [ 42.952201][ T4432] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.953383][ T4432] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.954869][ T4432] device bridge_slave_1 entered promiscuous mode [ 42.962530][ T4432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.964882][ T4432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.972157][ T4432] team0: Port device team_slave_0 added [ 42.974088][ T4432] team0: Port device team_slave_1 added [ 42.981167][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.982314][ T4432] 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. [ 42.986421][ T4432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.989108][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.990171][ T4432] 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. [ 42.994099][ T4432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.048352][ T4432] device hsr_slave_0 entered promiscuous mode [ 43.097482][ T4432] device hsr_slave_1 entered promiscuous mode [ 43.147353][ T4432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 43.148635][ T4432] Cannot create hsr debugfs directory [ 44.577542][ T4404] Bluetooth: hci0: command 0x0409 tx timeout [ 45.168662][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.657536][ T4404] Bluetooth: hci0: command 0x041b tx timeout [ 46.668945][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.759113][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.792099][ T4432] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.928960][ T4432] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.049593][ T4432] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.089429][ T4432] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.199676][ T4432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.203127][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.204695][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.207544][ T4432] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.209835][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.211540][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.212901][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.214104][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.215933][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.218818][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.220343][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.221814][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.222985][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.225318][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.270985][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.273307][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.275329][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.276833][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.279860][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.281453][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.284012][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.285460][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.288343][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.289913][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.292354][ T4432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.424204][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.425633][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.429332][ T4432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.434690][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.436298][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.503633][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.505265][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.506900][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.508531][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.511172][ T4432] device veth0_vlan entered promiscuous mode [ 48.514631][ T4432] device veth1_vlan entered promiscuous mode [ 48.522187][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.523713][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.525260][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.526703][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.529692][ T4432] device veth0_macvtap entered promiscuous mode [ 48.532005][ T4432] device veth1_macvtap entered promiscuous mode [ 48.536353][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 48.538625][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.540846][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.542100][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.543631][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.544996][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.546606][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.599774][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 48.601484][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.604608][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.605746][ T1830] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.607668][ T1830] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.610437][ T4432] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.611794][ T4432] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.613135][ T4432] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.614428][ T4432] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.636999][ T1581] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.638656][ T1581] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.709413][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 48.711358][ T1581] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.712541][ T1581] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.714209][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 48.737271][ T4404] Bluetooth: hci0: command 0x040f tx timeout [ 48.767168][ T4538] loop0: detected capacity change from 0 to 512 [ 48.786539][ T4538] [ 48.786962][ T4538] ====================================================== [ 48.788133][ T4538] WARNING: possible circular locking dependency detected [ 48.789312][ T4538] syzkaller #0 Not tainted [ 48.789941][ T4538] ------------------------------------------------------ [ 48.791030][ T4538] syz.0.17/4538 is trying to acquire lock: [ 48.791787][ T4538] ffff0000d5f02b98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x188/0x284c [ 48.793174][ T4538] [ 48.793174][ T4538] but task is already holding lock: [ 48.794326][ T4538] ffff0000e23c5108 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 48.795761][ T4538] [ 48.795761][ T4538] which lock already depends on the new lock. [ 48.795761][ T4538] [ 48.797158][ T4538] [ 48.797158][ T4538] the existing dependency chain (in reverse order) is: [ 48.798452][ T4538] [ 48.798452][ T4538] -> #2 (&ei->xattr_sem){++++}-{3:3}: [ 48.799697][ T4538] down_read+0x64/0x304 [ 48.800424][ T4538] ext4_setattr+0x7c4/0x150c [ 48.801201][ T4538] notify_change+0xb0c/0xdcc [ 48.801970][ T4538] chown_common+0x414/0x574 [ 48.802739][ T4538] do_fchownat+0x158/0x268 [ 48.803576][ T4538] __arm64_sys_fchownat+0xb8/0xd4 [ 48.804440][ T4538] invoke_syscall+0x98/0x2bc [ 48.805249][ T4538] el0_svc_common+0x138/0x258 [ 48.806119][ T4538] do_el0_svc+0x58/0x13c [ 48.806826][ T4538] el0_svc+0x58/0x138 [ 48.807494][ T4538] el0t_64_sync_handler+0x84/0xf0 [ 48.808362][ T4538] el0t_64_sync+0x18c/0x190 [ 48.809148][ T4538] [ 48.809148][ T4538] -> #1 (jbd2_handle){++++}-{0:0}: [ 48.810326][ T4538] start_this_handle+0xfe0/0x122c [ 48.811116][ T4538] jbd2__journal_start+0x288/0x51c [ 48.811998][ T4538] __ext4_journal_start_sb+0x2fc/0x674 [ 48.812918][ T4538] ext4_writepages+0xa28/0x284c [ 48.813797][ T4538] do_writepages+0x2c0/0x4fc [ 48.814720][ T4538] __writeback_single_inode+0x164/0x157c [ 48.815767][ T4538] writeback_sb_inodes+0x824/0x1404 [ 48.816741][ T4538] __writeback_inodes_wb+0x110/0x394 [ 48.817718][ T4538] wb_writeback+0x414/0xfb0 [ 48.818467][ T4538] wb_workfn+0xac0/0xd98 [ 48.819248][ T4538] process_one_work+0x7f4/0x13a8 [ 48.820121][ T4538] worker_thread+0x8c8/0xfbc [ 48.820885][ T4538] kthread+0x250/0x2d8 [ 48.821582][ T4538] ret_from_fork+0x10/0x20 [ 48.822419][ T4538] [ 48.822419][ T4538] -> #0 (&sbi->s_writepages_rwsem){.+.+}-{0:0}: [ 48.823807][ T4538] __lock_acquire+0x293c/0x6544 [ 48.824678][ T4538] lock_acquire+0x20c/0x644 [ 48.825435][ T4538] percpu_down_read+0x70/0x2a8 [ 48.826210][ T4538] ext4_writepages+0x188/0x284c [ 48.827009][ T4538] do_writepages+0x2c0/0x4fc [ 48.827778][ T4538] __writeback_single_inode+0x164/0x157c [ 48.828824][ T4538] writeback_single_inode+0x1c0/0x720 [ 48.829826][ T4538] write_inode_now+0x144/0x1b0 [ 48.830748][ T4538] iput+0x5cc/0x7f4 [ 48.831506][ T4538] ext4_xattr_block_set+0x17a4/0x2810 [ 48.832534][ T4538] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 48.833628][ T4538] __ext4_expand_extra_isize+0x298/0x358 [ 48.834668][ T4538] __ext4_mark_inode_dirty+0x3e4/0x790 [ 48.835570][ T4538] ext4_evict_inode+0xb58/0x1270 [ 48.836451][ T4538] evict+0x3c8/0x810 [ 48.837198][ T4538] iput+0x764/0x7f4 [ 48.837870][ T4538] ext4_process_orphan+0x240/0x2b4 [ 48.838757][ T4538] ext4_orphan_cleanup+0x908/0x104c [ 48.839638][ T4538] ext4_fill_super+0x6920/0x6e34 [ 48.840545][ T4538] get_tree_bdev+0x358/0x544 [ 48.841401][ T4538] ext4_get_tree+0x28/0x38 [ 48.842300][ T4538] vfs_get_tree+0x90/0x274 [ 48.843109][ T4538] do_new_mount+0x228/0x810 [ 48.844027][ T4538] path_mount+0x5b4/0xe78 [ 48.844866][ T4538] __arm64_sys_mount+0x49c/0x584 [ 48.845665][ T4538] invoke_syscall+0x98/0x2bc [ 48.846459][ T4538] el0_svc_common+0x138/0x258 [ 48.847358][ T4538] do_el0_svc+0x58/0x13c [ 48.848138][ T4538] el0_svc+0x58/0x138 [ 48.848928][ T4538] el0t_64_sync_handler+0x84/0xf0 [ 48.849765][ T4538] el0t_64_sync+0x18c/0x190 [ 48.850567][ T4538] [ 48.850567][ T4538] other info that might help us debug this: [ 48.850567][ T4538] [ 48.852182][ T4538] Chain exists of: [ 48.852182][ T4538] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 48.852182][ T4538] [ 48.854184][ T4538] Possible unsafe locking scenario: [ 48.854184][ T4538] [ 48.855415][ T4538] CPU0 CPU1 [ 48.856202][ T4538] ---- ---- [ 48.857091][ T4538] lock(&ei->xattr_sem); [ 48.857803][ T4538] lock(jbd2_handle); [ 48.858860][ T4538] lock(&ei->xattr_sem); [ 48.859928][ T4538] lock(&sbi->s_writepages_rwsem); [ 48.860716][ T4538] [ 48.860716][ T4538] *** DEADLOCK *** [ 48.860716][ T4538] [ 48.861829][ T4538] 3 locks held by syz.0.17/4538: [ 48.862564][ T4538] #0: ffff0000d5f060e0 (&type->s_umount_key#26/1){+.+.}-{3:3}, at: alloc_super+0x1a4/0x804 [ 48.864179][ T4538] #1: ffff0000d5f06650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x3dc/0x1270 [ 48.865798][ T4538] #2: ffff0000e23c5108 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 48.867356][ T4538] [ 48.867356][ T4538] stack backtrace: [ 48.868264][ T4538] CPU: 0 PID: 4538 Comm: syz.0.17 Not tainted syzkaller #0 [ 48.869290][ T4538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 48.870846][ T4538] Call trace: [ 48.871333][ T4538] dump_backtrace+0x1c8/0x1f4 [ 48.872042][ T4538] show_stack+0x2c/0x3c [ 48.872706][ T4538] __dump_stack+0x30/0x40 [ 48.873368][ T4538] dump_stack_lvl+0xf8/0x160 [ 48.874018][ T4538] dump_stack+0x1c/0x5c [ 48.874643][ T4538] print_circular_bug+0x148/0x1b0 [ 48.875362][ T4538] check_noncircular+0x240/0x2d4 [ 48.876133][ T4538] __lock_acquire+0x293c/0x6544 [ 48.876956][ T4538] lock_acquire+0x20c/0x644 [ 48.877646][ T4538] percpu_down_read+0x70/0x2a8 [ 48.878460][ T4538] ext4_writepages+0x188/0x284c [ 48.879283][ T4538] do_writepages+0x2c0/0x4fc [ 48.880061][ T4538] __writeback_single_inode+0x164/0x157c [ 48.880997][ T4538] writeback_single_inode+0x1c0/0x720 [ 48.881815][ T4538] write_inode_now+0x144/0x1b0 [ 48.882601][ T4538] iput+0x5cc/0x7f4 [ 48.883196][ T4538] ext4_xattr_block_set+0x17a4/0x2810 [ 48.884100][ T4538] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 48.885066][ T4538] __ext4_expand_extra_isize+0x298/0x358 [ 48.886038][ T4538] __ext4_mark_inode_dirty+0x3e4/0x790 [ 48.886965][ T4538] ext4_evict_inode+0xb58/0x1270 [ 48.887707][ T4538] evict+0x3c8/0x810 [ 48.888337][ T4538] iput+0x764/0x7f4 [ 48.888949][ T4538] ext4_process_orphan+0x240/0x2b4 [ 48.889720][ T4538] ext4_orphan_cleanup+0x908/0x104c [ 48.890658][ T4538] ext4_fill_super+0x6920/0x6e34 [ 48.891470][ T4538] get_tree_bdev+0x358/0x544 [ 48.892170][ T4538] ext4_get_tree+0x28/0x38 [ 48.892928][ T4538] vfs_get_tree+0x90/0x274 [ 48.893660][ T4538] do_new_mount+0x228/0x810 [ 48.894350][ T4538] path_mount+0x5b4/0xe78 [ 48.895017][ T4538] __arm64_sys_mount+0x49c/0x584 [ 48.895806][ T4538] invoke_syscall+0x98/0x2bc [ 48.896493][ T4538] el0_svc_common+0x138/0x258 [ 48.897260][ T4538] do_el0_svc+0x58/0x13c [ 48.897886][ T4538] el0_svc+0x58/0x138 [ 48.898549][ T4538] el0t_64_sync_handler+0x84/0xf0 [ 48.899343][ T4538] el0t_64_sync+0x18c/0x190 [ 48.901528][ T4538] ------------[ cut here ]------------ [ 48.902347][ T4538] EA inode 11 i_nlink=2 [ 48.902424][ T4538] WARNING: CPU: 0 PID: 4538 at fs/ext4/xattr.c:1022 ext4_xattr_inode_update_ref+0x42c/0x470 [ 48.904340][ T4538] Modules linked in: [ 48.904984][ T4538] CPU: 0 PID: 4538 Comm: syz.0.17 Not tainted syzkaller #0 [ 48.906078][ T4538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 48.907737][ T4538] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.909031][ T4538] pc : ext4_xattr_inode_update_ref+0x42c/0x470 [ 48.910013][ T4538] lr : ext4_xattr_inode_update_ref+0x42c/0x470 [ 48.910978][ T4538] sp : ffff800020f06e60 [ 48.911658][ T4538] x29: ffff800020f06f00 x28: 0000000000000000 x27: dfff800000000000 [ 48.912999][ T4538] x26: 1fffe0001c478e60 x25: ffff7000041e0dd0 x24: 0000000000000000 [ 48.914245][ T4538] x23: ffff800017a8a000 x22: ffff0000e23c7148 x21: 0000000000000002 [ 48.915559][ T4538] x20: 0000000000000001 x19: ffff0000e23c7108 x18: ffff800011abbcc0 [ 48.916841][ T4538] x17: 0000000000000000 x16: ffff800008042d90 x15: 0000000000000000 [ 48.918197][ T4538] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 48.919477][ T4538] x11: ff00800008191ca8 x10: 0000000000000000 x9 : aba1fabb26363300 [ 48.920795][ T4538] x8 : aba1fabb26363300 x7 : 0000000000000001 x6 : 0000000000000001 [ 48.922147][ T4538] x5 : ffff800020f068f8 x4 : ffff8000151a4920 x3 : ffff800008311fd8 [ 48.923538][ T4538] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 48.924824][ T4538] Call trace: [ 48.925321][ T4538] ext4_xattr_inode_update_ref+0x42c/0x470 [ 48.926260][ T4538] ext4_xattr_set_entry+0x918/0x15ac [ 48.927100][ T4538] ext4_xattr_ibody_set+0x204/0x600 [ 48.927969][ T4538] ext4_expand_extra_isize_ea+0xd00/0x15cc [ 48.928976][ T4538] __ext4_expand_extra_isize+0x298/0x358 [ 48.929907][ T4538] __ext4_mark_inode_dirty+0x3e4/0x790 [ 48.930711][ T4538] ext4_evict_inode+0xb58/0x1270 [ 48.931500][ T4538] evict+0x3c8/0x810 [ 48.932138][ T4538] iput+0x764/0x7f4 [ 48.932760][ T4538] ext4_process_orphan+0x240/0x2b4 [ 48.933601][ T4538] ext4_orphan_cleanup+0x908/0x104c [ 48.934398][ T4538] ext4_fill_super+0x6920/0x6e34 [ 48.935146][ T4538] get_tree_bdev+0x358/0x544 [ 48.935911][ T4538] ext4_get_tree+0x28/0x38 [ 48.936610][ T4538] vfs_get_tree+0x90/0x274 [ 48.937352][ T4538] do_new_mount+0x228/0x810 [ 48.938120][ T4538] path_mount+0x5b4/0xe78 [ 48.938848][ T4538] __arm64_sys_mount+0x49c/0x584 [ 48.939683][ T4538] invoke_syscall+0x98/0x2bc [ 48.940425][ T4538] el0_svc_common+0x138/0x258 [ 48.941230][ T4538] do_el0_svc+0x58/0x13c [ 48.941952][ T4538] el0_svc+0x58/0x138 [ 48.942606][ T4538] el0t_64_sync_handler+0x84/0xf0 [ 48.943388][ T4538] el0t_64_sync+0x18c/0x190 [ 48.944164][ T4538] irq event stamp: 4413 [ 48.944794][ T4538] hardirqs last enabled at (4413): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 48.946470][ T4538] hardirqs last disabled at (4412): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 48.948146][ T4538] softirqs last enabled at (3748): [] handle_softirqs+0xaf8/0xc6c [ 48.949825][ T4538] softirqs last disabled at (3737): [] __do_softirq+0x14/0x20 [ 48.951283][ T4538] ---[ end trace 0000000000000000 ]--- [ 48.952915][ T4538] EXT4-fs (loop0): 1 orphan inode deleted [ 48.953764][ T4538] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 48.962968][ T4432] EXT4-fs (loop0): unmounting filesystem.