Warning: Permanently added '10.128.0.82' (ED25519) to the list of known hosts. 1970/01/01 00:00:26 parsed 1 programs [ 27.517183][ T4325] cgroup: Unknown subsys name 'net' [ 27.799243][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 28.083586][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 31.178081][ T4341] chnl_net:caif_netlink_parms(): no params data found [ 31.195096][ T4341] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.196310][ T4341] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.198396][ T4341] device bridge_slave_0 entered promiscuous mode [ 31.200620][ T4341] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.201814][ T4341] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.203146][ T4341] device bridge_slave_1 entered promiscuous mode [ 31.210480][ T4341] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 31.212835][ T4341] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 31.220656][ T4341] team0: Port device team_slave_0 added [ 31.222291][ T4341] team0: Port device team_slave_1 added [ 31.230544][ T4341] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 31.231616][ T4341] 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. [ 31.235339][ T4341] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 31.238062][ T4341] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 31.239146][ T4341] 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. [ 31.242991][ T4341] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 31.287683][ T4341] device hsr_slave_0 entered promiscuous mode [ 31.326798][ T4341] device hsr_slave_1 entered promiscuous mode [ 31.400804][ T4341] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 31.439392][ T4341] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 31.479339][ T4341] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 31.539835][ T4341] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 31.595341][ T4341] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.596684][ T4341] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.598080][ T4341] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.599239][ T4341] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.615488][ T4341] 8021q: adding VLAN 0 to HW filter on device bond0 [ 31.619561][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 31.621936][ T261] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.623809][ T261] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.628146][ T4341] 8021q: adding VLAN 0 to HW filter on device team0 [ 31.632023][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 31.633609][ T261] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.634645][ T261] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.641451][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 31.642966][ T261] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.644055][ T261] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.649383][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 31.650874][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 31.653574][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 31.656264][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 31.659468][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 31.662129][ T4341] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 31.719543][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 31.720823][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 31.724687][ T4341] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 31.730618][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 31.738038][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 31.739753][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 31.741225][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 31.742875][ T4341] device veth0_vlan entered promiscuous mode [ 31.746061][ T4341] device veth1_vlan entered promiscuous mode [ 31.753162][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 31.754727][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 31.756369][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 31.791363][ T4341] device veth0_macvtap entered promiscuous mode [ 31.793673][ T4341] device veth1_macvtap entered promiscuous mode [ 31.799661][ T4341] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 31.800916][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 31.802826][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 31.805625][ T4341] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 31.808516][ T4341] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 31.809865][ T4341] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 31.811204][ T4341] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 31.812460][ T4341] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 31.814566][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 31.927685][ T4370] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 31.929276][ T4370] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 31.930582][ T4370] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 31.932128][ T4370] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 31.933592][ T4370] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 31.934763][ T4370] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 32.551559][ T4358] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 32.552798][ T4358] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 32.554645][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 32.870087][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.875146][ T4358] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 32.876396][ T4358] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 32.878503][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:33 executed programs: 0 [ 33.220519][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 33.222300][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 33.223739][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 33.225585][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 33.227671][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 33.228982][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 33.273587][ T4414] chnl_net:caif_netlink_parms(): no params data found [ 33.290408][ T4414] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.291639][ T4414] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.292999][ T4414] device bridge_slave_0 entered promiscuous mode [ 33.294921][ T4414] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.296105][ T4414] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.297604][ T4414] device bridge_slave_1 entered promiscuous mode [ 33.304394][ T4414] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.306877][ T4414] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.313333][ T4414] team0: Port device team_slave_0 added [ 33.315017][ T4414] team0: Port device team_slave_1 added [ 33.321200][ T4414] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.322362][ T4414] 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. [ 33.326594][ T4414] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.329323][ T4414] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.330352][ T4414] 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. [ 33.334202][ T4414] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.387620][ T4414] device hsr_slave_0 entered promiscuous mode [ 33.436859][ T4414] device hsr_slave_1 entered promiscuous mode [ 33.476719][ T4414] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 33.478070][ T4414] Cannot create hsr debugfs directory [ 35.037910][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.287452][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 37.318148][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.366938][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 37.398591][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.360588][ T4414] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.389766][ T4414] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.437965][ T4414] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.477915][ T4414] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.667365][ T4414] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.670783][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.672302][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.675149][ T4414] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.677661][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.679137][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.680518][ T261] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.681652][ T261] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.683432][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.685696][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.687406][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.688883][ T261] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.689978][ T261] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.765173][ T4414] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 38.767042][ T4414] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 38.769473][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.771163][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.772730][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.774438][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.775985][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.777711][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.779242][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.780830][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.782354][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.783807][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.785298][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.787835][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.881648][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.883017][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.885853][ T4414] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.934149][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 38.935984][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.943249][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 38.944846][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.946304][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.948410][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.950712][ T4414] device veth0_vlan entered promiscuous mode [ 38.953752][ T4414] device veth1_vlan entered promiscuous mode [ 38.961216][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.962823][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.964236][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 38.965777][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.009288][ T4414] device veth0_macvtap entered promiscuous mode [ 39.011506][ T4414] device veth1_macvtap entered promiscuous mode [ 39.015473][ T4414] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 39.017539][ T4414] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 39.019539][ T4414] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.021348][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.022951][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 39.024335][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 39.025797][ T250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.029402][ T4414] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 39.030989][ T4414] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 39.033083][ T4414] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.034352][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 39.036014][ T261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.039139][ T4414] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.040585][ T4414] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.042030][ T4414] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.043446][ T4414] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.101405][ T261] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.106020][ T261] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.108559][ T4358] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 39.110101][ T4358] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.111390][ T4358] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.112987][ T4358] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 39.158186][ T4487] loop0: detected capacity change from 0 to 512 [ 39.180110][ T4487] [ 39.180522][ T4487] ====================================================== [ 39.181537][ T4487] WARNING: possible circular locking dependency detected [ 39.182684][ T4487] syzkaller #0 Not tainted [ 39.183416][ T4487] ------------------------------------------------------ [ 39.184461][ T4487] syz.0.17/4487 is trying to acquire lock: [ 39.185290][ T4487] ffff0000e07d6b98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x188/0x284c [ 39.186808][ T4487] [ 39.186808][ T4487] but task is already holding lock: [ 39.187917][ T4487] ffff0000e97f00c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 39.189489][ T4487] [ 39.189489][ T4487] which lock already depends on the new lock. [ 39.189489][ T4487] [ 39.191074][ T4487] [ 39.191074][ T4487] the existing dependency chain (in reverse order) is: [ 39.192381][ T4487] [ 39.192381][ T4487] -> #2 (&ei->xattr_sem){++++}-{3:3}: [ 39.193555][ T4487] down_read+0x64/0x304 [ 39.194275][ T4487] ext4_setattr+0x7c4/0x150c [ 39.194986][ T4487] notify_change+0xb0c/0xdcc [ 39.195775][ T4487] chown_common+0x414/0x574 [ 39.196582][ T4487] do_fchownat+0x158/0x268 [ 39.197350][ T4487] __arm64_sys_fchownat+0xb8/0xd4 [ 39.198254][ T4487] invoke_syscall+0x98/0x2bc [ 39.199033][ T4487] el0_svc_common+0x138/0x258 [ 39.199823][ T4487] do_el0_svc+0x58/0x13c [ 39.200575][ T4487] el0_svc+0x58/0x138 [ 39.201289][ T4487] el0t_64_sync_handler+0x84/0xf0 [ 39.202057][ T4487] el0t_64_sync+0x18c/0x190 [ 39.202811][ T4487] [ 39.202811][ T4487] -> #1 (jbd2_handle){++++}-{0:0}: [ 39.203972][ T4487] start_this_handle+0xfe0/0x122c [ 39.204883][ T4487] jbd2__journal_start+0x288/0x51c [ 39.205714][ T4487] __ext4_journal_start_sb+0x2fc/0x674 [ 39.206598][ T4487] ext4_writepages+0xa28/0x284c [ 39.207417][ T4487] do_writepages+0x2c0/0x4fc [ 39.208120][ T4487] __writeback_single_inode+0x164/0x157c [ 39.209070][ T4487] writeback_sb_inodes+0x824/0x1404 [ 39.209944][ T4487] __writeback_inodes_wb+0x110/0x394 [ 39.210766][ T4487] wb_writeback+0x414/0xfb0 [ 39.211540][ T4487] wb_workfn+0xac0/0xd98 [ 39.212251][ T4487] process_one_work+0x7f4/0x13a8 [ 39.213069][ T4487] worker_thread+0x8c8/0xfbc [ 39.213818][ T4487] kthread+0x250/0x2d8 [ 39.214478][ T4487] ret_from_fork+0x10/0x20 [ 39.215274][ T4487] [ 39.215274][ T4487] -> #0 (&sbi->s_writepages_rwsem){.+.+}-{0:0}: [ 39.216503][ T4487] __lock_acquire+0x293c/0x6544 [ 39.217318][ T4487] lock_acquire+0x20c/0x644 [ 39.218059][ T4487] percpu_down_read+0x70/0x2a8 [ 39.218867][ T4487] ext4_writepages+0x188/0x284c [ 39.219696][ T4487] do_writepages+0x2c0/0x4fc [ 39.220514][ T4487] __writeback_single_inode+0x164/0x157c [ 39.221469][ T4487] writeback_single_inode+0x1c0/0x720 [ 39.222313][ T4487] write_inode_now+0x144/0x1b0 [ 39.223109][ T4487] iput+0x5cc/0x7f4 [ 39.223777][ T4487] ext4_xattr_block_set+0x17a4/0x2810 [ 39.224615][ T4487] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 39.225686][ T4487] __ext4_expand_extra_isize+0x298/0x358 [ 39.226689][ T4487] __ext4_mark_inode_dirty+0x3e4/0x790 [ 39.227647][ T4487] ext4_evict_inode+0xb58/0x1270 [ 39.228522][ T4487] evict+0x3c8/0x810 [ 39.229222][ T4487] iput+0x764/0x7f4 [ 39.229935][ T4487] ext4_process_orphan+0x240/0x2b4 [ 39.230814][ T4487] ext4_orphan_cleanup+0x908/0x104c [ 39.231659][ T4487] ext4_fill_super+0x6440/0x68a8 [ 39.232503][ T4487] get_tree_bdev+0x358/0x544 [ 39.233279][ T4487] ext4_get_tree+0x28/0x38 [ 39.234023][ T4487] vfs_get_tree+0x90/0x274 [ 39.234816][ T4487] do_new_mount+0x228/0x810 [ 39.235553][ T4487] path_mount+0x5b4/0xe78 [ 39.236311][ T4487] __arm64_sys_mount+0x49c/0x584 [ 39.237155][ T4487] invoke_syscall+0x98/0x2bc [ 39.237963][ T4487] el0_svc_common+0x138/0x258 [ 39.238755][ T4487] do_el0_svc+0x58/0x13c [ 39.239429][ T4487] el0_svc+0x58/0x138 [ 39.240145][ T4487] el0t_64_sync_handler+0x84/0xf0 [ 39.240960][ T4487] el0t_64_sync+0x18c/0x190 [ 39.241662][ T4487] [ 39.241662][ T4487] other info that might help us debug this: [ 39.241662][ T4487] [ 39.243185][ T4487] Chain exists of: [ 39.243185][ T4487] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 39.243185][ T4487] [ 39.245259][ T4487] Possible unsafe locking scenario: [ 39.245259][ T4487] [ 39.246404][ T4487] CPU0 CPU1 [ 39.247137][ T4487] ---- ---- [ 39.247910][ T4487] lock(&ei->xattr_sem); [ 39.248515][ T4487] lock(jbd2_handle); [ 39.249471][ T4487] lock(&ei->xattr_sem); [ 39.250485][ T4487] lock(&sbi->s_writepages_rwsem); [ 39.251256][ T4487] [ 39.251256][ T4487] *** DEADLOCK *** [ 39.251256][ T4487] [ 39.252355][ T4487] 3 locks held by syz.0.17/4487: [ 39.253117][ T4487] #0: ffff0000e07d40e0 (&type->s_umount_key#26/1){+.+.}-{3:3}, at: alloc_super+0x1a4/0x804 [ 39.254706][ T4487] #1: ffff0000e07d4650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x3dc/0x1270 [ 39.256254][ T4487] #2: ffff0000e97f00c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 39.257815][ T4487] [ 39.257815][ T4487] stack backtrace: [ 39.258668][ T4487] CPU: 1 PID: 4487 Comm: syz.0.17 Not tainted syzkaller #0 [ 39.259734][ T4487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 39.261201][ T4487] Call trace: [ 39.261663][ T4487] dump_backtrace+0x1c8/0x1f4 [ 39.262390][ T4487] show_stack+0x2c/0x3c [ 39.263002][ T4487] __dump_stack+0x30/0x40 [ 39.263679][ T4487] dump_stack_lvl+0xf8/0x160 [ 39.264360][ T4487] dump_stack+0x1c/0x5c [ 39.265001][ T4487] print_circular_bug+0x148/0x1b0 [ 39.265736][ T4487] check_noncircular+0x240/0x2d4 [ 39.266413][ T4487] __lock_acquire+0x293c/0x6544 [ 39.267194][ T4487] lock_acquire+0x20c/0x644 [ 39.267917][ T4487] percpu_down_read+0x70/0x2a8 [ 39.268652][ T4487] ext4_writepages+0x188/0x284c [ 39.269335][ T4487] do_writepages+0x2c0/0x4fc [ 39.269950][ T4487] __writeback_single_inode+0x164/0x157c [ 39.270838][ T4487] writeback_single_inode+0x1c0/0x720 [ 39.271658][ T4487] write_inode_now+0x144/0x1b0 [ 39.272381][ T4487] iput+0x5cc/0x7f4 [ 39.272964][ T4487] ext4_xattr_block_set+0x17a4/0x2810 [ 39.273776][ T4487] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 39.274599][ T4487] __ext4_expand_extra_isize+0x298/0x358 [ 39.275412][ T4487] __ext4_mark_inode_dirty+0x3e4/0x790 [ 39.276218][ T4487] ext4_evict_inode+0xb58/0x1270 [ 39.276917][ T4487] evict+0x3c8/0x810 [ 39.277483][ T4487] iput+0x764/0x7f4 [ 39.278043][ T4487] ext4_process_orphan+0x240/0x2b4 [ 39.278798][ T4487] ext4_orphan_cleanup+0x908/0x104c [ 39.279543][ T4487] ext4_fill_super+0x6440/0x68a8 [ 39.280288][ T4487] get_tree_bdev+0x358/0x544 [ 39.280973][ T4487] ext4_get_tree+0x28/0x38 [ 39.281670][ T4487] vfs_get_tree+0x90/0x274 [ 39.282335][ T4487] do_new_mount+0x228/0x810 [ 39.283007][ T4487] path_mount+0x5b4/0xe78 [ 39.283638][ T4487] __arm64_sys_mount+0x49c/0x584 [ 39.284349][ T4487] invoke_syscall+0x98/0x2bc [ 39.285028][ T4487] el0_svc_common+0x138/0x258 [ 39.285714][ T4487] do_el0_svc+0x58/0x13c [ 39.286337][ T4487] el0_svc+0x58/0x138 [ 39.286931][ T4487] el0t_64_sync_handler+0x84/0xf0 [ 39.287690][ T4487] el0t_64_sync+0x18c/0x190 [ 39.290698][ T4487] ------------[ cut here ]------------ [ 39.291567][ T4487] EA inode 11 i_nlink=2 [ 39.291649][ T4487] WARNING: CPU: 1 PID: 4487 at fs/ext4/xattr.c:1022 ext4_xattr_inode_update_ref+0x42c/0x470 [ 39.293681][ T4487] Modules linked in: [ 39.294310][ T4487] CPU: 1 PID: 4487 Comm: syz.0.17 Not tainted syzkaller #0 [ 39.295305][ T4487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 39.296809][ T4487] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 39.298058][ T4487] pc : ext4_xattr_inode_update_ref+0x42c/0x470 [ 39.298974][ T4487] lr : ext4_xattr_inode_update_ref+0x42c/0x470 [ 39.299890][ T4487] sp : ffff800021466e00 [ 39.300527][ T4487] x29: ffff800021466ea0 x28: 0000000000000000 x27: dfff800000000000 [ 39.301786][ T4487] x26: 1fffe0001d2b0e60 x25: ffff70000428cdc4 x24: 0000000000000000 [ 39.303013][ T4487] x23: ffff800017a15000 x22: ffff0000e9587148 x21: 0000000000000002 [ 39.304184][ T4487] x20: 0000000000000001 x19: ffff0000e9587108 x18: ffff800011a5bd40 [ 39.305356][ T4487] x17: 0000000000000000 x16: ffff800008042d90 x15: 0000000000000000 [ 39.306672][ T4487] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 39.307927][ T4487] x11: ff008000081924a8 x10: 0000000000000000 x9 : 31ec8e92cf510400 [ 39.309148][ T4487] x8 : 31ec8e92cf510400 x7 : 0000000000000001 x6 : 0000000000000001 [ 39.310387][ T4487] x5 : ffff800021466898 x4 : ffff800015134e00 x3 : ffff800008313428 [ 39.311539][ T4487] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 39.312750][ T4487] Call trace: [ 39.313287][ T4487] ext4_xattr_inode_update_ref+0x42c/0x470 [ 39.314284][ T4487] ext4_xattr_set_entry+0x918/0x15ac [ 39.315228][ T4487] ext4_xattr_ibody_set+0x204/0x600 [ 39.316143][ T4487] ext4_expand_extra_isize_ea+0xd00/0x15cc [ 39.317071][ T4487] __ext4_expand_extra_isize+0x298/0x358 [ 39.317998][ T4487] __ext4_mark_inode_dirty+0x3e4/0x790 [ 39.318882][ T4487] ext4_evict_inode+0xb58/0x1270 [ 39.319740][ T4487] evict+0x3c8/0x810 [ 39.320401][ T4487] iput+0x764/0x7f4 [ 39.321040][ T4487] ext4_process_orphan+0x240/0x2b4 [ 39.321847][ T4487] ext4_orphan_cleanup+0x908/0x104c [ 39.322703][ T4487] ext4_fill_super+0x6440/0x68a8 [ 39.323411][ T4487] get_tree_bdev+0x358/0x544 [ 39.324111][ T4487] ext4_get_tree+0x28/0x38 [ 39.324796][ T4487] vfs_get_tree+0x90/0x274 [ 39.325453][ T4487] do_new_mount+0x228/0x810 [ 39.326126][ T4487] path_mount+0x5b4/0xe78 [ 39.326768][ T4487] __arm64_sys_mount+0x49c/0x584 [ 39.327503][ T4487] invoke_syscall+0x98/0x2bc [ 39.328189][ T4487] el0_svc_common+0x138/0x258 [ 39.328925][ T4487] do_el0_svc+0x58/0x13c [ 39.329579][ T4487] el0_svc+0x58/0x138 [ 39.330188][ T4487] el0t_64_sync_handler+0x84/0xf0 [ 39.330946][ T4487] el0t_64_sync+0x18c/0x190 [ 39.331615][ T4487] irq event stamp: 5281 [ 39.332237][ T4487] hardirqs last enabled at (5281): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 39.333781][ T4487] hardirqs last disabled at (5280): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 39.335184][ T4487] softirqs last enabled at (5038): [] handle_softirqs+0xaf8/0xc6c [ 39.336593][ T4487] softirqs last disabled at (4137): [] __do_softirq+0x14/0x20 [ 39.337874][ T4487] ---[ end trace 0000000000000000 ]--- [ 39.340681][ T4487] EXT4-fs (loop0): 1 orphan inode deleted [ 39.341668][ T4487] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. SYZFAIL: failed to recv rpc [ 39.348572][ T4414] EXT4-fs (loop0): unmounting filesystem. [ 39.447201][ T47] Bluetooth: hci0: command 0x040f tx timeout fd=3 want=4 recv=0 n=0