Warning: Permanently added '10.128.0.55' (ED25519) to the list of known hosts. 1970/01/01 00:00:34 parsed 1 programs [ 35.188764][ T4325] cgroup: Unknown subsys name 'net' [ 35.403713][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 35.654515][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 40.862503][ T4374] chnl_net:caif_netlink_parms(): no params data found [ 40.880100][ T4374] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.881872][ T4374] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.884007][ T4374] device bridge_slave_0 entered promiscuous mode [ 40.886257][ T4374] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.887298][ T4374] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.888713][ T4374] device bridge_slave_1 entered promiscuous mode [ 40.896830][ T4374] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.899344][ T4374] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.907765][ T4374] team0: Port device team_slave_0 added [ 40.909683][ T4374] team0: Port device team_slave_1 added [ 40.916157][ T4374] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.917237][ T4374] 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. [ 40.921681][ T4374] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.924197][ T4374] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.925229][ T4374] 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. [ 40.929112][ T4374] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.982059][ T4374] device hsr_slave_0 entered promiscuous mode [ 41.020981][ T4374] device hsr_slave_1 entered promiscuous mode [ 41.093473][ T4374] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.121922][ T4374] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.153720][ T4374] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.172246][ T4374] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.209138][ T4374] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.210268][ T4374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.211712][ T4374] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.212819][ T4374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.228810][ T4374] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.232621][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.235249][ T278] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.236861][ T278] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.241865][ T4374] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.246007][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.247526][ T278] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.248615][ T278] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.254145][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.255797][ T278] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.256848][ T278] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.263215][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.264925][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.267867][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.270712][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.274156][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.276514][ T4374] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.330207][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.331618][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.335100][ T4374] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.340609][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.347960][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.349730][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.351989][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.354290][ T4374] device veth0_vlan entered promiscuous mode [ 41.357370][ T4374] device veth1_vlan entered promiscuous mode [ 41.364856][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.366395][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.367833][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.370192][ T4374] device veth0_macvtap entered promiscuous mode [ 41.373809][ T4374] device veth1_macvtap entered promiscuous mode [ 41.378752][ T4374] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.379863][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.383000][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.386566][ T4374] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.387899][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.390635][ T4374] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.392812][ T4374] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.394126][ T4374] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.395331][ T4374] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.503555][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.504811][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.506251][ T278] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 41.526852][ T278] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 41.527977][ T278] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.529493][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 41.843322][ T4432] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.844843][ T4432] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.846132][ T4432] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.847438][ T4432] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.848678][ T4432] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.849869][ T4432] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:42 executed programs: 0 [ 42.355264][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.356849][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.358150][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.359685][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.362093][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.363219][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.593566][ T249] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.640364][ T4440] chnl_net:caif_netlink_parms(): no params data found [ 42.656408][ T4440] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.657552][ T4440] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.659005][ T4440] device bridge_slave_0 entered promiscuous mode [ 42.661167][ T4440] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.662269][ T4440] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.663635][ T4440] device bridge_slave_1 entered promiscuous mode [ 42.670855][ T4440] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.673029][ T4440] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.679896][ T4440] team0: Port device team_slave_0 added [ 42.682989][ T4440] team0: Port device team_slave_1 added [ 42.688459][ T4440] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.689656][ T4440] 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. [ 42.693730][ T4440] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.695906][ T4440] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.696867][ T4440] 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. [ 42.701026][ T4440] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.732051][ T4440] device hsr_slave_0 entered promiscuous mode [ 42.770968][ T4440] device hsr_slave_1 entered promiscuous mode [ 42.810832][ T4440] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 42.811920][ T4440] Cannot create hsr debugfs directory [ 44.421367][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 44.821862][ T249] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.490797][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 47.271872][ T249] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.353365][ T249] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.441981][ T4440] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.532883][ T4440] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.570808][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 48.632797][ T4440] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.742648][ T4440] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.861616][ T4440] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.865316][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.866748][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.869074][ T4440] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.903210][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.904679][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.906091][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.907453][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.909034][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.911359][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.912908][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.914302][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.915350][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.918099][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.921967][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.924899][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.926570][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.928044][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.930712][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.933270][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.936012][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.937379][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.939801][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.942192][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.944727][ T4440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.307244][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.308518][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.311405][ T4440] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.317274][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.318890][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.325220][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.326668][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.328222][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.329518][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.331850][ T4440] device veth0_vlan entered promiscuous mode [ 49.334895][ T4440] device veth1_vlan entered promiscuous mode [ 49.340554][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.343244][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.344616][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.345982][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.375315][ T4440] device veth0_macvtap entered promiscuous mode [ 49.378415][ T4440] device veth1_macvtap entered promiscuous mode [ 49.383007][ T4440] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 49.384536][ T4440] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.386442][ T4440] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.387637][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.389170][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 49.390487][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.392701][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.395672][ T4440] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 49.397376][ T4440] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.399325][ T4440] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.400463][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.402680][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.693834][ T4440] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.695260][ T4440] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.696625][ T4440] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.697908][ T4440] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.715149][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.718954][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.721905][ T4505] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 49.722056][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.724343][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.725970][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 49.782697][ T4506] loop0: detected capacity change from 0 to 512 [ 49.796920][ T249] device hsr_slave_0 left promiscuous mode [ 49.798055][ T4506] [ 49.798455][ T4506] ====================================================== [ 49.799596][ T4506] WARNING: possible circular locking dependency detected [ 49.800672][ T4506] syzkaller #0 Not tainted [ 49.801362][ T4506] ------------------------------------------------------ [ 49.802456][ T4506] syz.0.17/4506 is trying to acquire lock: [ 49.803352][ T4506] ffff0000d4938b98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x188/0x284c [ 49.804940][ T4506] [ 49.804940][ T4506] but task is already holding lock: [ 49.806079][ T4506] ffff0000ea6632f0 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 49.807513][ T4506] [ 49.807513][ T4506] which lock already depends on the new lock. [ 49.807513][ T4506] [ 49.809011][ T4506] [ 49.809011][ T4506] the existing dependency chain (in reverse order) is: [ 49.810221][ T4506] [ 49.810221][ T4506] -> #2 (&ei->xattr_sem){++++}-{3:3}: [ 49.811327][ T4506] down_read+0x64/0x304 [ 49.812014][ T4506] ext4_setattr+0x7c4/0x150c [ 49.812774][ T4506] notify_change+0xb0c/0xdcc [ 49.813531][ T4506] chown_common+0x414/0x574 [ 49.814272][ T4506] do_fchownat+0x158/0x268 [ 49.814993][ T4506] __arm64_sys_fchownat+0xb8/0xd4 [ 49.815831][ T4506] invoke_syscall+0x98/0x2bc [ 49.816537][ T4506] el0_svc_common+0x138/0x258 [ 49.817329][ T4506] do_el0_svc+0x58/0x13c [ 49.817979][ T4506] el0_svc+0x58/0x138 [ 49.818599][ T4506] el0t_64_sync_handler+0x84/0xf0 [ 49.819373][ T4506] el0t_64_sync+0x18c/0x190 [ 49.820082][ T4506] [ 49.820082][ T4506] -> #1 (jbd2_handle){++++}-{0:0}: [ 49.821102][ T4506] start_this_handle+0xfe0/0x122c [ 49.821923][ T4506] jbd2__journal_start+0x288/0x51c [ 49.822743][ T4506] __ext4_journal_start_sb+0x2fc/0x674 [ 49.823602][ T4506] ext4_writepages+0xa28/0x284c [ 49.824395][ T4506] do_writepages+0x2c0/0x4fc [ 49.825137][ T4506] __writeback_single_inode+0x164/0x157c [ 49.825990][ T4506] writeback_sb_inodes+0x824/0x1404 [ 49.826878][ T4506] __writeback_inodes_wb+0x110/0x394 [ 49.827727][ T4506] wb_writeback+0x414/0xfb0 [ 49.828472][ T4506] wb_workfn+0xac0/0xd98 [ 49.829151][ T4506] process_one_work+0x7f4/0x13a8 [ 49.829950][ T4506] worker_thread+0x8c8/0xfbc [ 49.830631][ T4506] kthread+0x250/0x2d8 [ 49.831262][ T4506] ret_from_fork+0x10/0x20 [ 49.831977][ T4506] [ 49.831977][ T4506] -> #0 (&sbi->s_writepages_rwsem){.+.+}-{0:0}: [ 49.833210][ T4506] __lock_acquire+0x293c/0x6544 [ 49.834005][ T4506] lock_acquire+0x20c/0x644 [ 49.834657][ T4506] percpu_down_read+0x70/0x2a8 [ 49.835469][ T4506] ext4_writepages+0x188/0x284c [ 49.836231][ T4506] do_writepages+0x2c0/0x4fc [ 49.836933][ T4506] __writeback_single_inode+0x164/0x157c [ 49.837762][ T4506] writeback_single_inode+0x1c0/0x720 [ 49.838537][ T4506] write_inode_now+0x144/0x1b0 [ 49.839245][ T4506] iput+0x5cc/0x7f4 [ 49.839852][ T4506] ext4_xattr_block_set+0x17a4/0x2810 [ 49.840670][ T4506] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 49.841545][ T4506] __ext4_expand_extra_isize+0x298/0x358 [ 49.842423][ T4506] __ext4_mark_inode_dirty+0x3e4/0x790 [ 49.843334][ T4506] ext4_evict_inode+0xb58/0x1270 [ 49.844146][ T4506] evict+0x3c8/0x810 [ 49.844758][ T4506] iput+0x764/0x7f4 [ 49.845429][ T4506] ext4_process_orphan+0x240/0x2b4 [ 49.846274][ T4506] ext4_orphan_cleanup+0x908/0x104c [ 49.847103][ T4506] ext4_fill_super+0x6440/0x68a8 [ 49.847874][ T4506] get_tree_bdev+0x358/0x544 [ 49.848691][ T4506] ext4_get_tree+0x28/0x38 [ 49.849411][ T4506] vfs_get_tree+0x90/0x274 [ 49.850116][ T4506] do_new_mount+0x228/0x810 [ 49.850849][ T4506] path_mount+0x5b4/0xe78 [ 49.851544][ T4506] __arm64_sys_mount+0x49c/0x584 [ 49.852328][ T4506] invoke_syscall+0x98/0x2bc [ 49.853099][ T4506] el0_svc_common+0x138/0x258 [ 49.853875][ T4506] do_el0_svc+0x58/0x13c [ 49.854570][ T4506] el0_svc+0x58/0x138 [ 49.855231][ T4506] el0t_64_sync_handler+0x84/0xf0 [ 49.856082][ T4506] el0t_64_sync+0x18c/0x190 [ 49.856823][ T4506] [ 49.856823][ T4506] other info that might help us debug this: [ 49.856823][ T4506] [ 49.858335][ T4506] Chain exists of: [ 49.858335][ T4506] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 49.858335][ T4506] [ 49.860220][ T4506] Possible unsafe locking scenario: [ 49.860220][ T4506] [ 49.861256][ T4506] CPU0 CPU1 [ 49.862058][ T4506] ---- ---- [ 49.862846][ T4506] lock(&ei->xattr_sem); [ 49.863499][ T4506] lock(jbd2_handle); [ 49.864495][ T4506] lock(&ei->xattr_sem); [ 49.865499][ T4506] lock(&sbi->s_writepages_rwsem); [ 49.866313][ T4506] [ 49.866313][ T4506] *** DEADLOCK *** [ 49.866313][ T4506] [ 49.867469][ T4506] 3 locks held by syz.0.17/4506: [ 49.868195][ T4506] #0: ffff0000d3f800e0 (&type->s_umount_key#26/1){+.+.}-{3:3}, at: alloc_super+0x1a4/0x804 [ 49.869635][ T4506] #1: ffff0000d3f80650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x3dc/0x1270 [ 49.871036][ T4506] #2: ffff0000ea6632f0 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 49.872490][ T4506] [ 49.872490][ T4506] stack backtrace: [ 49.873256][ T4506] CPU: 0 PID: 4506 Comm: syz.0.17 Not tainted syzkaller #0 [ 49.874334][ T4506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 49.875775][ T4506] Call trace: [ 49.876255][ T4506] dump_backtrace+0x1c8/0x1f4 [ 49.876942][ T4506] show_stack+0x2c/0x3c [ 49.877552][ T4506] __dump_stack+0x30/0x40 [ 49.878199][ T4506] dump_stack_lvl+0xf8/0x160 [ 49.878841][ T4506] dump_stack+0x1c/0x5c [ 49.879419][ T4506] print_circular_bug+0x148/0x1b0 [ 49.880121][ T4506] check_noncircular+0x240/0x2d4 [ 49.880790][ T4506] __lock_acquire+0x293c/0x6544 [ 49.881569][ T4506] lock_acquire+0x20c/0x644 [ 49.882232][ T4506] percpu_down_read+0x70/0x2a8 [ 49.882909][ T4506] ext4_writepages+0x188/0x284c [ 49.883578][ T4506] do_writepages+0x2c0/0x4fc [ 49.884253][ T4506] __writeback_single_inode+0x164/0x157c [ 49.885094][ T4506] writeback_single_inode+0x1c0/0x720 [ 49.885889][ T4506] write_inode_now+0x144/0x1b0 [ 49.886563][ T4506] iput+0x5cc/0x7f4 [ 49.887128][ T4506] ext4_xattr_block_set+0x17a4/0x2810 [ 49.887966][ T4506] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 49.888846][ T4506] __ext4_expand_extra_isize+0x298/0x358 [ 49.889668][ T4506] __ext4_mark_inode_dirty+0x3e4/0x790 [ 49.890469][ T4506] ext4_evict_inode+0xb58/0x1270 [ 49.891221][ T4506] evict+0x3c8/0x810 [ 49.891793][ T4506] iput+0x764/0x7f4 [ 49.892328][ T4506] ext4_process_orphan+0x240/0x2b4 [ 49.893085][ T4506] ext4_orphan_cleanup+0x908/0x104c [ 49.893848][ T4506] ext4_fill_super+0x6440/0x68a8 [ 49.894569][ T4506] get_tree_bdev+0x358/0x544 [ 49.895227][ T4506] ext4_get_tree+0x28/0x38 [ 49.895824][ T4506] vfs_get_tree+0x90/0x274 [ 49.896514][ T4506] do_new_mount+0x228/0x810 [ 49.897146][ T4506] path_mount+0x5b4/0xe78 [ 49.897775][ T4506] __arm64_sys_mount+0x49c/0x584 [ 49.898477][ T4506] invoke_syscall+0x98/0x2bc [ 49.899121][ T4506] el0_svc_common+0x138/0x258 [ 49.899782][ T4506] do_el0_svc+0x58/0x13c [ 49.900378][ T4506] el0_svc+0x58/0x138 [ 49.900971][ T4506] el0t_64_sync_handler+0x84/0xf0 [ 49.901700][ T4506] el0t_64_sync+0x18c/0x190 [ 49.903267][ T4506] ------------[ cut here ]------------ [ 49.904184][ T4506] EA inode 11 i_nlink=2 [ 49.904253][ T4506] WARNING: CPU: 0 PID: 4506 at fs/ext4/xattr.c:1022 ext4_xattr_inode_update_ref+0x42c/0x470 [ 49.906334][ T4506] Modules linked in: [ 49.906897][ T4506] CPU: 0 PID: 4506 Comm: syz.0.17 Not tainted syzkaller #0 [ 49.907994][ T4506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 49.909380][ T4506] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 49.910478][ T4506] pc : ext4_xattr_inode_update_ref+0x42c/0x470 [ 49.911367][ T4506] lr : ext4_xattr_inode_update_ref+0x42c/0x470 [ 49.912276][ T4506] sp : ffff800020d96e00 [ 49.912914][ T4506] x29: ffff800020d96ea0 x28: 0000000000000000 x27: dfff800000000000 [ 49.914096][ T4506] x26: 1fffe0001d4cca9d x25: ffff7000041b2dc4 x24: 0000000000000000 [ 49.915339][ T4506] x23: ffff800017a8a000 x22: ffff0000ea665330 x21: 0000000000000002 [ 49.916559][ T4506] x20: 0000000000000001 x19: ffff0000ea6652f0 x18: ffff800011abbcc0 [ 49.917804][ T4506] x17: 0000000000000000 x16: ffff800008042d90 x15: 0000000000000000 [ 49.919203][ T4506] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 49.920500][ T4506] x11: ff00800008191ca8 x10: 0000000000000000 x9 : f236793952062a00 [ 49.921905][ T4506] x8 : f236793952062a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.923221][ T4506] x5 : ffff800020d96898 x4 : ffff8000151a4920 x3 : ffff800008311fcc [ 49.924437][ T4506] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 49.925652][ T4506] Call trace: [ 49.926207][ T4506] ext4_xattr_inode_update_ref+0x42c/0x470 [ 49.927116][ T4506] ext4_xattr_set_entry+0x918/0x15ac [ 49.927948][ T4506] ext4_xattr_ibody_set+0x204/0x600 [ 49.928705][ T4506] ext4_expand_extra_isize_ea+0xd00/0x15cc [ 49.929551][ T4506] __ext4_expand_extra_isize+0x298/0x358 [ 49.930413][ T4506] __ext4_mark_inode_dirty+0x3e4/0x790 [ 49.931234][ T4506] ext4_evict_inode+0xb58/0x1270 [ 49.931982][ T4506] evict+0x3c8/0x810 [ 49.932603][ T4506] iput+0x764/0x7f4 [ 49.933193][ T4506] ext4_process_orphan+0x240/0x2b4 [ 49.933927][ T4506] ext4_orphan_cleanup+0x908/0x104c [ 49.934685][ T4506] ext4_fill_super+0x6440/0x68a8 [ 49.935404][ T4506] get_tree_bdev+0x358/0x544 [ 49.936062][ T4506] ext4_get_tree+0x28/0x38 [ 49.936693][ T4506] vfs_get_tree+0x90/0x274 [ 49.937335][ T4506] do_new_mount+0x228/0x810 [ 49.937989][ T4506] path_mount+0x5b4/0xe78 [ 49.938587][ T4506] __arm64_sys_mount+0x49c/0x584 [ 49.939316][ T4506] invoke_syscall+0x98/0x2bc [ 49.939950][ T4506] el0_svc_common+0x138/0x258 [ 49.940638][ T4506] do_el0_svc+0x58/0x13c [ 49.941278][ T4506] el0_svc+0x58/0x138 [ 49.941876][ T4506] el0t_64_sync_handler+0x84/0xf0 [ 49.942602][ T4506] el0t_64_sync+0x18c/0x190 [ 49.943238][ T4506] irq event stamp: 4771 [ 49.943883][ T4506] hardirqs last enabled at (4771): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 49.945338][ T4506] hardirqs last disabled at (4770): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 49.946768][ T4506] softirqs last enabled at (2772): [] local_bh_enable+0x10/0x34 [ 49.948104][ T4506] softirqs last disabled at (2770): [] local_bh_disable+0x10/0x34 [ 49.949433][ T4506] ---[ end trace 0000000000000000 ]--- [ 49.950463][ T4506] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 49.953321][ T4506] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 18 err=-117 [ 49.955399][ T4506] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 49.957419][ T4506] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 18 err=-117 [ 49.959260][ T4506] EXT4-fs (loop0): 1 orphan inode deleted [ 49.960131][ T4506] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 49.961592][ T249] device hsr_slave_1 left promiscuous mode [ 49.968745][ T4440] EXT4-fs (loop0): unmounting filesystem. [ 50.060838][ T249] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 50.062074][ T249] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 50.063617][ T249] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 50