Warning: Permanently added '10.128.1.200' (ED25519) to the list of known hosts. 1970/01/01 00:00:26 parsed 1 programs [ 27.447629][ T4324] cgroup: Unknown subsys name 'net' [ 27.696196][ T4324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 27.979554][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 31.571606][ T4343] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 31.573053][ T4343] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 31.574956][ T4343] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 31.576436][ T4343] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 31.577731][ T4343] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 31.579068][ T4343] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 31.680189][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 31.681335][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 31.682875][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 31.691591][ T248] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 31.692871][ T248] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 31.697343][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 31.928659][ T4357] chnl_net:caif_netlink_parms(): no params data found [ 31.948251][ T4357] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.949438][ T4357] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.950800][ T4357] device bridge_slave_0 entered promiscuous mode [ 31.953039][ T4357] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.954286][ T4357] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.955650][ T4357] device bridge_slave_1 entered promiscuous mode [ 31.962550][ T4357] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 31.965050][ T4357] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 31.972097][ T4357] team0: Port device team_slave_0 added [ 31.974186][ T4357] team0: Port device team_slave_1 added [ 31.979588][ T4357] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 31.980592][ T4357] 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. [ 31.984562][ T4357] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 31.986993][ T4357] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 31.988059][ T4357] 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. [ 31.991900][ T4357] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 32.054830][ T4357] device hsr_slave_0 entered promiscuous mode [ 32.094058][ T4357] device hsr_slave_1 entered promiscuous mode [ 32.167840][ T4357] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 32.215596][ T4357] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 32.265136][ T4357] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 32.304796][ T4357] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 32.354778][ T4357] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.355998][ T4357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.357428][ T4357] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.358573][ T4357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.376974][ T4357] 8021q: adding VLAN 0 to HW filter on device bond0 [ 32.381224][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.383210][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.385820][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.390165][ T4357] 8021q: adding VLAN 0 to HW filter on device team0 [ 32.393222][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 32.396308][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.397441][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.469488][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 32.470866][ T248] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.471966][ T248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.478715][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 32.480377][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 32.483173][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 32.486730][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 32.489229][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 32.491780][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 32.543247][ T4357] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 32.544998][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 32.546225][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 32.552562][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 32.559054][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 32.560688][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 32.562071][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 32.565303][ T4357] device veth0_vlan entered promiscuous mode [ 32.568705][ T4357] device veth1_vlan entered promiscuous mode [ 32.575589][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 32.577081][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 32.578532][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 32.580694][ T4357] device veth0_macvtap entered promiscuous mode [ 32.582822][ T4357] device veth1_macvtap entered promiscuous mode [ 32.588998][ T4357] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 32.590358][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 32.592540][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 32.597161][ T4357] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 32.598426][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 32.600964][ T4357] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 32.602370][ T4357] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 32.603631][ T4357] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 32.605503][ T4357] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:33 executed programs: 0 [ 33.579536][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 33.581003][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 33.582254][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 33.587041][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 33.588311][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 33.589527][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 33.638392][ T4421] chnl_net:caif_netlink_parms(): no params data found [ 33.653472][ T4421] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.655227][ T4421] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.656683][ T4421] device bridge_slave_0 entered promiscuous mode [ 33.996798][ T4421] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.997932][ T4421] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.999477][ T4421] device bridge_slave_1 entered promiscuous mode [ 34.009718][ T4421] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 34.012623][ T4421] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 34.025818][ T4421] team0: Port device team_slave_0 added [ 34.027505][ T4421] team0: Port device team_slave_1 added [ 34.034256][ T4421] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 34.035279][ T4421] 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. [ 34.039235][ T4421] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 34.086545][ T4421] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 34.087698][ T4421] 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. [ 34.091683][ T4421] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 34.145186][ T4421] device hsr_slave_0 entered promiscuous mode [ 34.183932][ T4421] device hsr_slave_1 entered promiscuous mode [ 34.233827][ T4421] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 34.235056][ T4421] Cannot create hsr debugfs directory [ 34.714982][ T4421] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.614166][ T4343] Bluetooth: hci0: command 0x0409 tx timeout [ 37.693840][ T4343] Bluetooth: hci0: command 0x041b tx timeout [ 38.145155][ T4421] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.234987][ T4421] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.316236][ T4421] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.525544][ T4421] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.625848][ T4421] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.674954][ T4421] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.766058][ T4421] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.884519][ T4421] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.887856][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.889286][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.891639][ T4421] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.894345][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.895858][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.897315][ T248] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.898382][ T248] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.900126][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.902536][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.904997][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.906366][ T248] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.907465][ T248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.956840][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.959720][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.962116][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.964072][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.965612][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.968076][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.969616][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.972016][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.973481][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.976195][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.978277][ T248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.980939][ T4421] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.059124][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.060263][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.063068][ T4421] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.068699][ T11] device hsr_slave_0 left promiscuous mode [ 39.104163][ T11] device hsr_slave_1 left promiscuous mode [ 39.183920][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 39.185141][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 39.186759][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 39.187888][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 39.189217][ T11] device bridge_slave_1 left promiscuous mode [ 39.190631][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.225528][ T11] device bridge_slave_0 left promiscuous mode [ 39.226567][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.353955][ T11] device veth1_macvtap left promiscuous mode [ 39.355080][ T11] device veth0_macvtap left promiscuous mode [ 39.356084][ T11] device veth1_vlan left promiscuous mode [ 39.356946][ T11] device veth0_vlan left promiscuous mode [ 39.773933][ T4343] Bluetooth: hci0: command 0x040f tx timeout [ 41.084997][ T11] team0 (unregistering): Port device team_slave_1 removed [ 41.284336][ T11] team0 (unregistering): Port device team_slave_0 removed [ 41.485086][ T11] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 41.724160][ T11] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 41.853751][ T4343] Bluetooth: hci0: command 0x0419 tx timeout [ 44.315253][ T11] bond0 (unregistering): Released all slaves [ 44.532730][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.534689][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.539674][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.541121][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.542601][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.544251][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.546288][ T4421] device veth0_vlan entered promiscuous mode [ 44.549277][ T4421] device veth1_vlan entered promiscuous mode [ 44.556455][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 44.557930][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 44.559352][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.560779][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.563054][ T4421] device veth0_macvtap entered promiscuous mode [ 44.565689][ T4421] device veth1_macvtap entered promiscuous mode [ 44.570034][ T4421] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.571247][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.572666][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.575374][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.576880][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.580015][ T4421] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.581074][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.583061][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.587002][ T4421] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.588351][ T4421] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.589581][ T4421] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.590820][ T4421] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.610693][ T312] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.612017][ T312] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.614703][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 44.619632][ T312] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.620740][ T312] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.622344][ T4397] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 44.666341][ T4466] loop0: detected capacity change from 0 to 512 [ 44.670280][ T4466] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 44.678462][ T4466] [ 44.678824][ T4466] ====================================================== [ 44.679816][ T4466] WARNING: possible circular locking dependency detected [ 44.680900][ T4466] syzkaller #0 Not tainted [ 44.681494][ T4466] ------------------------------------------------------ [ 44.682432][ T4466] syz.0.17/4466 is trying to acquire lock: [ 44.683250][ T4466] ffff0000df0c4b98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x188/0x284c [ 44.684769][ T4466] [ 44.684769][ T4466] but task is already holding lock: [ 44.685834][ T4466] ffff0000ea1e5b10 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 44.687280][ T4466] [ 44.687280][ T4466] which lock already depends on the new lock. [ 44.687280][ T4466] [ 44.688715][ T4466] [ 44.688715][ T4466] the existing dependency chain (in reverse order) is: [ 44.689985][ T4466] [ 44.689985][ T4466] -> #2 (&ei->xattr_sem){++++}-{3:3}: [ 44.691043][ T4466] down_read+0x64/0x304 [ 44.691770][ T4466] ext4_setattr+0x7c4/0x150c [ 44.692501][ T4466] notify_change+0xb0c/0xdcc [ 44.693249][ T4466] chown_common+0x414/0x574 [ 44.694009][ T4466] do_fchownat+0x158/0x268 [ 44.694715][ T4466] __arm64_sys_fchownat+0xb8/0xd4 [ 44.695588][ T4466] invoke_syscall+0x98/0x2bc [ 44.696438][ T4466] el0_svc_common+0x138/0x258 [ 44.697310][ T4466] do_el0_svc+0x58/0x13c [ 44.698049][ T4466] el0_svc+0x58/0x138 [ 44.698747][ T4466] el0t_64_sync_handler+0x84/0xf0 [ 44.699574][ T4466] el0t_64_sync+0x18c/0x190 [ 44.700304][ T4466] [ 44.700304][ T4466] -> #1 (jbd2_handle){++++}-{0:0}: [ 44.701395][ T4466] start_this_handle+0xfe0/0x122c [ 44.702263][ T4466] jbd2__journal_start+0x288/0x51c [ 44.703062][ T4466] __ext4_journal_start_sb+0x2fc/0x674 [ 44.703886][ T4466] ext4_writepages+0xa28/0x284c [ 44.704731][ T4466] do_writepages+0x2c0/0x4fc [ 44.705543][ T4466] __writeback_single_inode+0x164/0x157c [ 44.706436][ T4466] writeback_sb_inodes+0x824/0x1404 [ 44.707303][ T4466] __writeback_inodes_wb+0x110/0x394 [ 44.708253][ T4466] wb_writeback+0x414/0xfb0 [ 44.709055][ T4466] wb_workfn+0xac0/0xd98 [ 44.709742][ T4466] process_one_work+0x7f4/0x13a8 [ 44.710562][ T4466] worker_thread+0x8c8/0xfbc [ 44.711328][ T4466] kthread+0x250/0x2d8 [ 44.711988][ T4466] ret_from_fork+0x10/0x20 [ 44.712733][ T4466] [ 44.712733][ T4466] -> #0 (&sbi->s_writepages_rwsem){.+.+}-{0:0}: [ 44.713979][ T4466] __lock_acquire+0x293c/0x6544 [ 44.714743][ T4466] lock_acquire+0x20c/0x644 [ 44.715482][ T4466] percpu_down_read+0x70/0x2a8 [ 44.716239][ T4466] ext4_writepages+0x188/0x284c [ 44.717001][ T4466] do_writepages+0x2c0/0x4fc [ 44.717731][ T4466] __writeback_single_inode+0x164/0x157c [ 44.718631][ T4466] writeback_single_inode+0x1c0/0x720 [ 44.719466][ T4466] write_inode_now+0x144/0x1b0 [ 44.720296][ T4466] iput+0x5cc/0x7f4 [ 44.720924][ T4466] ext4_xattr_block_set+0x17a4/0x2810 [ 44.721822][ T4466] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 44.722786][ T4466] __ext4_expand_extra_isize+0x298/0x358 [ 44.723666][ T4466] __ext4_mark_inode_dirty+0x3e4/0x790 [ 44.724507][ T4466] ext4_evict_inode+0xb58/0x1270 [ 44.725311][ T4466] evict+0x3c8/0x810 [ 44.726012][ T4466] iput+0x764/0x7f4 [ 44.726634][ T4466] ext4_process_orphan+0x240/0x2b4 [ 44.727418][ T4466] ext4_orphan_cleanup+0x908/0x104c [ 44.728222][ T4466] ext4_fill_super+0x6440/0x68a8 [ 44.729004][ T4466] get_tree_bdev+0x358/0x544 [ 44.729714][ T4466] ext4_get_tree+0x28/0x38 [ 44.730420][ T4466] vfs_get_tree+0x90/0x274 [ 44.731122][ T4466] do_new_mount+0x228/0x810 [ 44.731857][ T4466] path_mount+0x5b4/0xe78 [ 44.732543][ T4466] __arm64_sys_mount+0x49c/0x584 [ 44.733404][ T4466] invoke_syscall+0x98/0x2bc [ 44.734186][ T4466] el0_svc_common+0x138/0x258 [ 44.734894][ T4466] do_el0_svc+0x58/0x13c [ 44.735597][ T4466] el0_svc+0x58/0x138 [ 44.736260][ T4466] el0t_64_sync_handler+0x84/0xf0 [ 44.737026][ T4466] el0t_64_sync+0x18c/0x190 [ 44.737792][ T4466] [ 44.737792][ T4466] other info that might help us debug this: [ 44.737792][ T4466] [ 44.739352][ T4466] Chain exists of: [ 44.739352][ T4466] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 44.739352][ T4466] [ 44.741198][ T4466] Possible unsafe locking scenario: [ 44.741198][ T4466] [ 44.742185][ T4466] CPU0 CPU1 [ 44.742925][ T4466] ---- ---- [ 44.743710][ T4466] lock(&ei->xattr_sem); [ 44.744265][ T4466] lock(jbd2_handle); [ 44.745158][ T4466] lock(&ei->xattr_sem); [ 44.746092][ T4466] lock(&sbi->s_writepages_rwsem); [ 44.746826][ T4466] [ 44.746826][ T4466] *** DEADLOCK *** [ 44.746826][ T4466] [ 44.747970][ T4466] 3 locks held by syz.0.17/4466: [ 44.748724][ T4466] #0: ffff0000df0c20e0 (&type->s_umount_key#26/1){+.+.}-{3:3}, at: alloc_super+0x1a4/0x804 [ 44.750296][ T4466] #1: ffff0000df0c2650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x3dc/0x1270 [ 44.751678][ T4466] #2: ffff0000ea1e5b10 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 44.753241][ T4466] [ 44.753241][ T4466] stack backtrace: [ 44.754110][ T4466] CPU: 1 PID: 4466 Comm: syz.0.17 Not tainted syzkaller #0 [ 44.755178][ T4466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.756725][ T4466] Call trace: [ 44.757268][ T4466] dump_backtrace+0x1c8/0x1f4 [ 44.757962][ T4466] show_stack+0x2c/0x3c [ 44.758577][ T4466] __dump_stack+0x30/0x40 [ 44.759295][ T4466] dump_stack_lvl+0xf8/0x160 [ 44.759963][ T4466] dump_stack+0x1c/0x5c [ 44.760605][ T4466] print_circular_bug+0x148/0x1b0 [ 44.761353][ T4466] check_noncircular+0x240/0x2d4 [ 44.762151][ T4466] __lock_acquire+0x293c/0x6544 [ 44.762920][ T4466] lock_acquire+0x20c/0x644 [ 44.763580][ T4466] percpu_down_read+0x70/0x2a8 [ 44.764314][ T4466] ext4_writepages+0x188/0x284c [ 44.765051][ T4466] do_writepages+0x2c0/0x4fc [ 44.765748][ T4466] __writeback_single_inode+0x164/0x157c [ 44.766578][ T4466] writeback_single_inode+0x1c0/0x720 [ 44.767409][ T4466] write_inode_now+0x144/0x1b0 [ 44.768086][ T4466] iput+0x5cc/0x7f4 [ 44.768622][ T4466] ext4_xattr_block_set+0x17a4/0x2810 [ 44.769364][ T4466] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 44.770251][ T4466] __ext4_expand_extra_isize+0x298/0x358 [ 44.771108][ T4466] __ext4_mark_inode_dirty+0x3e4/0x790 [ 44.771911][ T4466] ext4_evict_inode+0xb58/0x1270 [ 44.772605][ T4466] evict+0x3c8/0x810 [ 44.773191][ T4466] iput+0x764/0x7f4 [ 44.773768][ T4466] ext4_process_orphan+0x240/0x2b4 [ 44.774557][ T4466] ext4_orphan_cleanup+0x908/0x104c [ 44.775303][ T4466] ext4_fill_super+0x6440/0x68a8 [ 44.776036][ T4466] get_tree_bdev+0x358/0x544 [ 44.776692][ T4466] ext4_get_tree+0x28/0x38 [ 44.777357][ T4466] vfs_get_tree+0x90/0x274 [ 44.777941][ T4466] do_new_mount+0x228/0x810 [ 44.778597][ T4466] path_mount+0x5b4/0xe78 [ 44.779226][ T4466] __arm64_sys_mount+0x49c/0x584 [ 44.779919][ T4466] invoke_syscall+0x98/0x2bc [ 44.780578][ T4466] el0_svc_common+0x138/0x258 [ 44.781334][ T4466] do_el0_svc+0x58/0x13c [ 44.781970][ T4466] el0_svc+0x58/0x138 [ 44.782519][ T4466] el0t_64_sync_handler+0x84/0xf0 [ 44.783314][ T4466] el0t_64_sync+0x18c/0x190 [ 44.785434][ T4466] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #11: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 44.787345][ T4466] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 11 err=-117 [ 44.789160][ T4466] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2819: Unable to expand inode 15. Delete some EAs or run e2fsck. [ 44.791138][ T4466] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #11: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 44.793229][ T4466] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 11 err=-117 [ 44.795518][ T4466] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 44.797589][ T4466] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 18 err=-117 [ 44.799435][ T4466] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 44.801362][ T4466] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 18 err=-117 [ 44.803099][ T4466] EXT4-fs (loop0): 1 orphan inode deleted [ 44.803911][ T4466] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 44.812137][ T4421] EXT4-fs (loop0): unmounting filesystem.