Warning: Permanently added '10.128.1.17' (ED25519) to the list of known hosts. 1970/01/01 00:00:37 parsed 1 programs [ 38.823381][ T4326] cgroup: Unknown subsys name 'net' [ 39.050371][ T4326] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 39.335917][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 43.971184][ T245] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.972429][ T245] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.974947][ T245] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 43.981747][ T245] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.982857][ T245] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.984455][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 44.079787][ T4343] chnl_net:caif_netlink_parms(): no params data found [ 44.096787][ T4343] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.099161][ T4343] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.100699][ T4343] device bridge_slave_0 entered promiscuous mode [ 44.103752][ T4343] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.104901][ T4343] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.106324][ T4343] device bridge_slave_1 entered promiscuous mode [ 44.113796][ T4343] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.116102][ T4343] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.123235][ T4343] team0: Port device team_slave_0 added [ 44.125267][ T4343] team0: Port device team_slave_1 added [ 44.132554][ T4343] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.133594][ T4343] 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. [ 44.137261][ T4343] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.139709][ T4343] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.140774][ T4343] 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. [ 44.144899][ T4343] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.179155][ T4343] device hsr_slave_0 entered promiscuous mode [ 44.237680][ T4343] device hsr_slave_1 entered promiscuous mode [ 44.312191][ T4343] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.360344][ T4343] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.400170][ T4343] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.450438][ T4343] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.506498][ T4343] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.507648][ T4343] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.508944][ T4343] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.510035][ T4343] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.526790][ T4343] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.531619][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.533626][ T1573] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.535310][ T1573] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.539640][ T4343] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.542813][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.544362][ T1573] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.545529][ T1573] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.552774][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.554322][ T1573] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.555507][ T1573] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.561623][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.563208][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.566853][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.572611][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.574410][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.576852][ T4343] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.629870][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.631082][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.634744][ T4343] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.639972][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.646076][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.648695][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.650194][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.652697][ T4343] device veth0_vlan entered promiscuous mode [ 44.656645][ T4343] device veth1_vlan entered promiscuous mode [ 44.663694][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 44.665171][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 44.666827][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.670213][ T4343] device veth0_macvtap entered promiscuous mode [ 44.672437][ T4343] device veth1_macvtap entered promiscuous mode [ 44.677239][ T4343] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.679582][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.681522][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.684769][ T4343] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.686065][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.692103][ T4343] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.693365][ T4343] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.694614][ T4343] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.695846][ T4343] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.155176][ T4372] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 45.156552][ T4372] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 45.158194][ T4372] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 45.159633][ T4372] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 45.160918][ T4372] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 45.162078][ T4372] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 46.198619][ T245] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:46 executed programs: 0 [ 46.854171][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 46.855570][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 46.856871][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 46.858781][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 46.860113][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 46.861420][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 46.905754][ T4423] chnl_net:caif_netlink_parms(): no params data found [ 46.921344][ T4423] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.922537][ T4423] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.924044][ T4423] device bridge_slave_0 entered promiscuous mode [ 46.926367][ T4423] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.927652][ T4423] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.929478][ T4423] device bridge_slave_1 entered promiscuous mode [ 46.936245][ T4423] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.938984][ T4423] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.946326][ T4423] team0: Port device team_slave_0 added [ 46.948108][ T4423] team0: Port device team_slave_1 added [ 46.953567][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.954613][ T4423] 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. [ 46.958629][ T4423] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.960691][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.961731][ T4423] 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. [ 46.965226][ T4423] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.008481][ T4423] device hsr_slave_0 entered promiscuous mode [ 47.058292][ T4423] device hsr_slave_1 entered promiscuous mode [ 47.097876][ T4423] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 47.099136][ T4423] Cannot create hsr debugfs directory [ 48.828789][ T245] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.887801][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 50.348889][ T245] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 50.449369][ T245] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 50.967705][ T4372] Bluetooth: hci0: command 0x041b tx timeout [ 51.430634][ T4423] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 51.478838][ T4423] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 51.518765][ T4423] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 51.669207][ T4423] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 51.809608][ T4423] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.813048][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.814551][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.818104][ T4423] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.861468][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.863158][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.864624][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.865758][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.867222][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.870200][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.871574][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.872981][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.874079][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.876389][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.880000][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.882592][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.884354][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.885802][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.888337][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.889904][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.892381][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.893783][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.896645][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.900294][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.902885][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.964065][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.965377][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.969227][ T4423] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.975199][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.976763][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.013640][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.015196][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.016685][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.018304][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.020452][ T4423] device veth0_vlan entered promiscuous mode [ 52.023533][ T4423] device veth1_vlan entered promiscuous mode [ 52.030780][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.032286][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.033682][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.035094][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.037343][ T4423] device veth0_macvtap entered promiscuous mode [ 52.040121][ T4423] device veth1_macvtap entered promiscuous mode [ 52.044496][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 52.046047][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.049319][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.089615][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.091095][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.092346][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.093856][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.096166][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 52.098073][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.100762][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.102661][ T4366] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.104227][ T4366] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.106404][ T4423] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.107836][ T4423] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.109057][ T4423] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.110303][ T4423] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.181581][ T4366] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.185830][ T4366] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.188215][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.189301][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 52.189458][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.192084][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 52.257382][ T4486] loop0: detected capacity change from 0 to 512 [ 52.266331][ T4486] [ 52.266776][ T4486] ====================================================== [ 52.267746][ T4486] WARNING: possible circular locking dependency detected [ 52.268752][ T4486] syzkaller #0 Not tainted [ 52.269382][ T4486] ------------------------------------------------------ [ 52.270394][ T4486] syz.0.17/4486 is trying to acquire lock: [ 52.271220][ T4486] ffff0000d2124b98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x188/0x284c [ 52.272694][ T4486] [ 52.272694][ T4486] but task is already holding lock: [ 52.273771][ T4486] ffff0000ea203cf8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 52.275184][ T4486] [ 52.275184][ T4486] which lock already depends on the new lock. [ 52.275184][ T4486] [ 52.276655][ T4486] [ 52.276655][ T4486] the existing dependency chain (in reverse order) is: [ 52.277939][ T4486] [ 52.277939][ T4486] -> #2 (&ei->xattr_sem){++++}-{3:3}: [ 52.279041][ T4486] down_read+0x64/0x304 [ 52.279757][ T4486] ext4_setattr+0x7c4/0x150c [ 52.280521][ T4486] notify_change+0xb0c/0xdcc [ 52.281230][ T4486] chown_common+0x414/0x574 [ 52.281969][ T4486] do_fchownat+0x158/0x268 [ 52.282670][ T4486] __arm64_sys_fchownat+0xb8/0xd4 [ 52.283466][ T4486] invoke_syscall+0x98/0x2bc [ 52.284196][ T4486] el0_svc_common+0x138/0x258 [ 52.284946][ T4486] do_el0_svc+0x58/0x13c [ 52.285636][ T4486] el0_svc+0x58/0x138 [ 52.286270][ T4486] el0t_64_sync_handler+0x84/0xf0 [ 52.287033][ T4486] el0t_64_sync+0x18c/0x190 [ 52.287760][ T4486] [ 52.287760][ T4486] -> #1 (jbd2_handle){.+.+}-{0:0}: [ 52.288795][ T4486] start_this_handle+0xfe0/0x122c [ 52.289641][ T4486] jbd2__journal_start+0x288/0x51c [ 52.290436][ T4486] __ext4_journal_start_sb+0x2fc/0x674 [ 52.291309][ T4486] ext4_writepages+0xa28/0x284c [ 52.292064][ T4486] do_writepages+0x2c0/0x4fc [ 52.292802][ T4486] __writeback_single_inode+0x164/0x157c [ 52.293649][ T4486] writeback_sb_inodes+0x824/0x1404 [ 52.294478][ T4486] __writeback_inodes_wb+0x110/0x394 [ 52.295264][ T4486] wb_writeback+0x414/0xfb0 [ 52.295977][ T4486] wb_workfn+0xac0/0xd98 [ 52.296719][ T4486] process_one_work+0x7f4/0x13a8 [ 52.297514][ T4486] worker_thread+0x8c8/0xfbc [ 52.298269][ T4486] kthread+0x250/0x2d8 [ 52.298931][ T4486] ret_from_fork+0x10/0x20 [ 52.299620][ T4486] [ 52.299620][ T4486] -> #0 (&sbi->s_writepages_rwsem){.+.+}-{0:0}: [ 52.300825][ T4486] __lock_acquire+0x293c/0x6544 [ 52.301577][ T4486] lock_acquire+0x20c/0x644 [ 52.302296][ T4486] percpu_down_read+0x70/0x2a8 [ 52.303035][ T4486] ext4_writepages+0x188/0x284c [ 52.303860][ T4486] do_writepages+0x2c0/0x4fc [ 52.304637][ T4486] __writeback_single_inode+0x164/0x157c [ 52.305572][ T4486] writeback_single_inode+0x1c0/0x720 [ 52.306456][ T4486] write_inode_now+0x144/0x1b0 [ 52.307235][ T4486] iput+0x5cc/0x7f4 [ 52.307884][ T4486] ext4_xattr_block_set+0x17a4/0x2810 [ 52.308741][ T4486] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 52.309658][ T4486] __ext4_expand_extra_isize+0x298/0x358 [ 52.310550][ T4486] __ext4_mark_inode_dirty+0x3e4/0x790 [ 52.311388][ T4486] ext4_evict_inode+0xb58/0x1270 [ 52.312223][ T4486] evict+0x3c8/0x810 [ 52.312906][ T4486] iput+0x764/0x7f4 [ 52.313835][ T4486] ext4_process_orphan+0x240/0x2b4 [ 52.314624][ T4486] ext4_orphan_cleanup+0x908/0x104c [ 52.315389][ T4486] ext4_fill_super+0x6440/0x68a8 [ 52.316189][ T4486] get_tree_bdev+0x358/0x544 [ 52.316957][ T4486] ext4_get_tree+0x28/0x38 [ 52.317663][ T4486] vfs_get_tree+0x90/0x274 [ 52.318384][ T4486] do_new_mount+0x228/0x810 [ 52.319058][ T4486] path_mount+0x5b4/0xe78 [ 52.319762][ T4486] __arm64_sys_mount+0x49c/0x584 [ 52.320526][ T4486] invoke_syscall+0x98/0x2bc [ 52.321212][ T4486] el0_svc_common+0x138/0x258 [ 52.321965][ T4486] do_el0_svc+0x58/0x13c [ 52.322631][ T4486] el0_svc+0x58/0x138 [ 52.323259][ T4486] el0t_64_sync_handler+0x84/0xf0 [ 52.323989][ T4486] el0t_64_sync+0x18c/0x190 [ 52.324724][ T4486] [ 52.324724][ T4486] other info that might help us debug this: [ 52.324724][ T4486] [ 52.326101][ T4486] Chain exists of: [ 52.326101][ T4486] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 52.326101][ T4486] [ 52.327941][ T4486] Possible unsafe locking scenario: [ 52.327941][ T4486] [ 52.328957][ T4486] CPU0 CPU1 [ 52.329686][ T4486] ---- ---- [ 52.330452][ T4486] lock(&ei->xattr_sem); [ 52.331024][ T4486] lock(jbd2_handle); [ 52.332016][ T4486] lock(&ei->xattr_sem); [ 52.333033][ T4486] lock(&sbi->s_writepages_rwsem); [ 52.333755][ T4486] [ 52.333755][ T4486] *** DEADLOCK *** [ 52.333755][ T4486] [ 52.334840][ T4486] 3 locks held by syz.0.17/4486: [ 52.335489][ T4486] #0: ffff0000d21260e0 (&type->s_umount_key#26/1){+.+.}-{3:3}, at: alloc_super+0x1a4/0x804 [ 52.336936][ T4486] #1: ffff0000d2126650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x3dc/0x1270 [ 52.338265][ T4486] #2: ffff0000ea203cf8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 52.339683][ T4486] [ 52.339683][ T4486] stack backtrace: [ 52.340519][ T4486] CPU: 1 PID: 4486 Comm: syz.0.17 Not tainted syzkaller #0 [ 52.341578][ T4486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.342958][ T4486] Call trace: [ 52.343435][ T4486] dump_backtrace+0x1c8/0x1f4 [ 52.344128][ T4486] show_stack+0x2c/0x3c [ 52.344683][ T4486] __dump_stack+0x30/0x40 [ 52.345352][ T4486] dump_stack_lvl+0xf8/0x160 [ 52.346026][ T4486] dump_stack+0x1c/0x5c [ 52.346611][ T4486] print_circular_bug+0x148/0x1b0 [ 52.347391][ T4486] check_noncircular+0x240/0x2d4 [ 52.348147][ T4486] __lock_acquire+0x293c/0x6544 [ 52.348916][ T4486] lock_acquire+0x20c/0x644 [ 52.349523][ T4486] percpu_down_read+0x70/0x2a8 [ 52.350209][ T4486] ext4_writepages+0x188/0x284c [ 52.350889][ T4486] do_writepages+0x2c0/0x4fc [ 52.351499][ T4486] __writeback_single_inode+0x164/0x157c [ 52.352274][ T4486] writeback_single_inode+0x1c0/0x720 [ 52.353025][ T4486] write_inode_now+0x144/0x1b0 [ 52.353721][ T4486] iput+0x5cc/0x7f4 [ 52.354323][ T4486] ext4_xattr_block_set+0x17a4/0x2810 [ 52.355114][ T4486] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 52.355913][ T4486] __ext4_expand_extra_isize+0x298/0x358 [ 52.356705][ T4486] __ext4_mark_inode_dirty+0x3e4/0x790 [ 52.357502][ T4486] ext4_evict_inode+0xb58/0x1270 [ 52.358186][ T4486] evict+0x3c8/0x810 [ 52.358706][ T4486] iput+0x764/0x7f4 [ 52.359229][ T4486] ext4_process_orphan+0x240/0x2b4 [ 52.359948][ T4486] ext4_orphan_cleanup+0x908/0x104c [ 52.360788][ T4486] ext4_fill_super+0x6440/0x68a8 [ 52.361495][ T4486] get_tree_bdev+0x358/0x544 [ 52.362146][ T4486] ext4_get_tree+0x28/0x38 [ 52.362854][ T4486] vfs_get_tree+0x90/0x274 [ 52.363469][ T4486] do_new_mount+0x228/0x810 [ 52.364144][ T4486] path_mount+0x5b4/0xe78 [ 52.364769][ T4486] __arm64_sys_mount+0x49c/0x584 [ 52.365449][ T4486] invoke_syscall+0x98/0x2bc [ 52.366115][ T4486] el0_svc_common+0x138/0x258 [ 52.366750][ T4486] do_el0_svc+0x58/0x13c [ 52.367328][ T4486] el0_svc+0x58/0x138 [ 52.367858][ T4486] el0t_64_sync_handler+0x84/0xf0 [ 52.368545][ T4486] el0t_64_sync+0x18c/0x190 [ 52.370328][ T4486] ------------[ cut here ]------------ [ 52.371199][ T4486] EA inode 11 i_nlink=2 [ 52.371270][ T4486] WARNING: CPU: 0 PID: 4486 at fs/ext4/xattr.c:1022 ext4_xattr_inode_update_ref+0x42c/0x470 [ 52.373342][ T4486] Modules linked in: [ 52.373907][ T4486] CPU: 0 PID: 4486 Comm: syz.0.17 Not tainted syzkaller #0 [ 52.374935][ T4486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.376277][ T4486] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.377358][ T4486] pc : ext4_xattr_inode_update_ref+0x42c/0x470 [ 52.378224][ T4486] lr : ext4_xattr_inode_update_ref+0x42c/0x470 [ 52.379086][ T4486] sp : ffff800020d46e00 [ 52.379660][ T4486] x29: ffff800020d46ea0 x28: 0000000000000000 x27: dfff800000000000 [ 52.380803][ T4486] x26: 1fffe0001d452458 x25: ffff7000041a8dc4 x24: 0000000000000000 [ 52.381974][ T4486] x23: ffff800017a8a000 x22: ffff0000ea292108 x21: 0000000000000002 [ 52.383165][ T4486] x20: 0000000000000001 x19: ffff0000ea2920c8 x18: ffff800011abbcc0 [ 52.384309][ T4486] x17: 0000000000000000 x16: ffff800008042d90 x15: 0000000000000000 [ 52.385500][ T4486] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 52.386647][ T4486] x11: ff00800008191ca8 x10: 0000000000000000 x9 : 6f3e2df6b669c300 [ 52.387838][ T4486] x8 : 6f3e2df6b669c300 x7 : 0000000000000001 x6 : 0000000000000001 [ 52.389023][ T4486] x5 : ffff800020d46898 x4 : ffff8000151a4920 x3 : ffff800008311fcc [ 52.390166][ T4486] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 52.391314][ T4486] Call trace: [ 52.391779][ T4486] ext4_xattr_inode_update_ref+0x42c/0x470 [ 52.392641][ T4486] ext4_xattr_set_entry+0x918/0x15ac [ 52.393406][ T4486] ext4_xattr_ibody_set+0x204/0x600 [ 52.394135][ T4486] ext4_expand_extra_isize_ea+0xd00/0x15cc [ 52.394950][ T4486] __ext4_expand_extra_isize+0x298/0x358 [ 52.395740][ T4486] __ext4_mark_inode_dirty+0x3e4/0x790 [ 52.396482][ T4486] ext4_evict_inode+0xb58/0x1270 [ 52.397142][ T4486] evict+0x3c8/0x810 [ 52.397670][ T4486] iput+0x764/0x7f4 [ 52.398178][ T4486] ext4_process_orphan+0x240/0x2b4 [ 52.398918][ T4486] ext4_orphan_cleanup+0x908/0x104c [ 52.399625][ T4486] ext4_fill_super+0x6440/0x68a8 [ 52.400324][ T4486] get_tree_bdev+0x358/0x544 [ 52.400968][ T4486] ext4_get_tree+0x28/0x38 [ 52.401636][ T4486] vfs_get_tree+0x90/0x274 [ 52.402277][ T4486] do_new_mount+0x228/0x810 [ 52.402941][ T4486] path_mount+0x5b4/0xe78 [ 52.403578][ T4486] __arm64_sys_mount+0x49c/0x584 [ 52.404296][ T4486] invoke_syscall+0x98/0x2bc [ 52.404918][ T4486] el0_svc_common+0x138/0x258 [ 52.405577][ T4486] do_el0_svc+0x58/0x13c [ 52.406209][ T4486] el0_svc+0x58/0x138 [ 52.406785][ T4486] el0t_64_sync_handler+0x84/0xf0 [ 52.407512][ T4486] el0t_64_sync+0x18c/0x190 [ 52.408167][ T4486] irq event stamp: 4501 [ 52.408823][ T4486] hardirqs last enabled at (4501): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 52.410215][ T4486] hardirqs last disabled at (4500): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 52.411494][ T4486] softirqs last enabled at (3104): [] local_bh_enable+0x10/0x34 [ 52.412752][ T4486] softirqs last disabled at (3102): [] local_bh_disable+0x10/0x34 [ 52.413985][ T4486] ---[ end trace 0000000000000000 ]--- [ 52.416785][ T4486] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 52.419319][ T4486] EXT4-fs (loop0): Remounting filesystem read-only [ 52.420278][ T4486] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 18 err=-117 [ 52.422349][ T4486] EXT4-fs (loop0): Remounting filesystem read-only [ 52.423359][ T4486] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 52.425593][ T4486] EXT4-fs (loop0): Remounting filesystem read-only [ 52.426460][ T4486] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 18 err=-117 [ 52.428743][ T4486] EXT4-fs (loop0): Remounting filesystem read-only [ 52.429718][ T4486] EXT4-fs (loop0): 1 orphan inode deleted [ 52.430591][ T4486] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 52.438512][ T4423] EXT4-fs (loop0): unmounting filesystem.