Warning: Permanently added '10.128.1.28' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.360519][ T4324] cgroup: Unknown subsys name 'net' [ 33.653222][ T4324] cgroup: Unknown subsys name 'rlimit' [ 33.926549][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 41.523033][ T4356] chnl_net:caif_netlink_parms(): no params data found [ 41.541941][ T4356] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.543256][ T4356] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.544879][ T4356] device bridge_slave_0 entered promiscuous mode [ 41.547253][ T4356] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.548460][ T4356] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.550053][ T4356] device bridge_slave_1 entered promiscuous mode [ 41.557869][ T4356] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.560146][ T4356] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.569466][ T4356] team0: Port device team_slave_0 added [ 41.571147][ T4356] team0: Port device team_slave_1 added [ 41.577000][ T4356] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.578157][ T4356] 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. [ 41.582716][ T4356] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.585439][ T4356] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.586509][ T4356] 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. [ 41.590838][ T4356] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.641694][ T4356] device hsr_slave_0 entered promiscuous mode [ 41.710661][ T4356] device hsr_slave_1 entered promiscuous mode [ 41.787069][ T4356] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.833377][ T4356] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.884011][ T4356] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.942729][ T4356] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.000215][ T4356] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.001613][ T4356] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.003032][ T4356] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.004193][ T4356] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.022441][ T4356] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.027460][ T297] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.030036][ T297] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.032494][ T297] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.036980][ T4356] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.040246][ T297] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.042432][ T297] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.043540][ T297] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.096288][ T297] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.097779][ T297] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.098873][ T297] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.106606][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.108472][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.111770][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.116682][ T4356] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.118367][ T4356] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.121988][ T297] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.124164][ T297] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.125771][ T297] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.180011][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.182185][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.185960][ T4356] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.191975][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.197804][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.199671][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.202302][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.204859][ T4356] device veth0_vlan entered promiscuous mode [ 42.207829][ T4356] device veth1_vlan entered promiscuous mode [ 42.216015][ T179] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 42.217719][ T179] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 42.219187][ T179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.222761][ T4356] device veth0_macvtap entered promiscuous mode [ 42.225433][ T4356] device veth1_macvtap entered promiscuous mode [ 42.230161][ T4356] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.232789][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.235375][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.238225][ T4356] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.239594][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.244060][ T4356] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.245387][ T4356] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.246738][ T4356] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.248118][ T4356] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.334039][ T4387] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.335411][ T4387] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.336576][ T4387] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.338113][ T4387] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.339443][ T4387] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.343523][ T4387] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 43.016072][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.017370][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.019104][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 43.029895][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.031576][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.033124][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:43 executed programs: 0 [ 43.324815][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 43.326557][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 43.328001][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 43.329639][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 43.331307][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 43.332500][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 43.408516][ T4430] chnl_net:caif_netlink_parms(): no params data found [ 43.424533][ T4430] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.425732][ T4430] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.427343][ T4430] device bridge_slave_0 entered promiscuous mode [ 43.429629][ T4430] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.431620][ T4430] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.433225][ T4430] device bridge_slave_1 entered promiscuous mode [ 43.440181][ T4430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.671376][ T4430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.685771][ T4430] team0: Port device team_slave_0 added [ 43.741870][ T39] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.745613][ T4430] team0: Port device team_slave_1 added [ 43.754071][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.755262][ T4430] 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. [ 43.759643][ T4430] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.762706][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.763689][ T4430] 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. [ 43.767554][ T4430] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.811671][ T4430] device hsr_slave_0 entered promiscuous mode [ 43.870937][ T4430] device hsr_slave_1 entered promiscuous mode [ 43.920596][ T4430] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 43.921732][ T4430] Cannot create hsr debugfs directory [ 45.370942][ T4387] Bluetooth: hci0: command 0x0409 tx timeout [ 46.261561][ T39] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.450546][ T4387] Bluetooth: hci0: command 0x041b tx timeout [ 47.481682][ T39] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.562547][ T39] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.645035][ T4430] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.772218][ T4430] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.812512][ T4430] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.861608][ T4430] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.981511][ T4430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.984984][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.986601][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.988999][ T4430] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.063277][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.065348][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.066887][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.068016][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.069579][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.072554][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.074159][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.075735][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.076953][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.079669][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.082549][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.085070][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.087114][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.088719][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.091686][ T179] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.093379][ T179] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.095904][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.097328][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.099970][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.103311][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.105715][ T4430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.168787][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.170171][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.173876][ T4430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.179200][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.180881][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.186366][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.187961][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.189528][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.192796][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.253110][ T4430] device veth0_vlan entered promiscuous mode [ 49.256877][ T4430] device veth1_vlan entered promiscuous mode [ 49.263111][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.264772][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.266552][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.268111][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.270400][ T4430] device veth0_macvtap entered promiscuous mode [ 49.273256][ T4430] device veth1_macvtap entered promiscuous mode [ 49.278331][ T4430] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 49.280120][ T4430] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.282583][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.283880][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.285400][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 49.286927][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.288429][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.291094][ T4430] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 49.292750][ T4430] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.294717][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.343074][ T179] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.344841][ T179] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.347256][ T4430] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.348565][ T4430] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.349897][ T4430] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.351468][ T4430] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.369159][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.373621][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.376336][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 49.378485][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.379690][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.432505][ T179] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 49.486101][ T4517] loop0: detected capacity change from 0 to 512 [ 49.498543][ T4517] [ 49.499026][ T4517] ====================================================== [ 49.500206][ T4517] WARNING: possible circular locking dependency detected [ 49.501285][ T4517] syzkaller #0 Not tainted [ 49.501994][ T4517] ------------------------------------------------------ [ 49.503189][ T4517] syz.0.17/4517 is trying to acquire lock: [ 49.504199][ T4517] ffff0000eb3b4b98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x188/0x284c [ 49.505913][ T4517] [ 49.505913][ T4517] but task is already holding lock: [ 49.507146][ T4517] ffff0000ea1cc700 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 49.508876][ T4517] [ 49.508876][ T4517] which lock already depends on the new lock. [ 49.508876][ T4517] [ 49.510576][ T4517] [ 49.510576][ T4517] the existing dependency chain (in reverse order) is: [ 49.512012][ T4517] [ 49.512012][ T4517] -> #2 (&ei->xattr_sem){++++}-{3:3}: [ 49.513292][ T4517] down_read+0x64/0x304 [ 49.514094][ T4517] ext4_setattr+0x7c4/0x150c [ 49.514971][ T4517] notify_change+0xb0c/0xdcc [ 49.515820][ T4517] chown_common+0x414/0x574 [ 49.516659][ T4517] do_fchownat+0x158/0x268 [ 49.517460][ T4517] __arm64_sys_fchownat+0xb8/0xd4 [ 49.518409][ T4517] invoke_syscall+0x98/0x2bc [ 49.519294][ T4517] el0_svc_common+0x138/0x258 [ 49.520200][ T4517] do_el0_svc+0x58/0x13c [ 49.520980][ T4517] el0_svc+0x58/0x138 [ 49.521698][ T4517] el0t_64_sync_handler+0x84/0xf0 [ 49.522623][ T4517] el0t_64_sync+0x18c/0x190 [ 49.523517][ T4517] [ 49.523517][ T4517] -> #1 (jbd2_handle){++++}-{0:0}: [ 49.524778][ T4517] start_this_handle+0xfe0/0x122c [ 49.525667][ T4517] jbd2__journal_start+0x288/0x51c [ 49.526571][ T4517] __ext4_journal_start_sb+0x2fc/0x674 [ 49.527558][ T4517] ext4_writepages+0xa28/0x284c [ 49.528382][ T4517] do_writepages+0x2c0/0x4fc [ 49.529207][ T4517] __writeback_single_inode+0x164/0x157c [ 49.530184][ T4517] writeback_sb_inodes+0x824/0x1404 [ 49.531075][ T4517] __writeback_inodes_wb+0x110/0x394 [ 49.531978][ T4517] wb_writeback+0x414/0xfb0 [ 49.532778][ T4517] wb_workfn+0xac0/0xd98 [ 49.533573][ T4517] process_one_work+0x7f4/0x13a8 [ 49.534491][ T4517] worker_thread+0x8c8/0xfbc [ 49.535312][ T4517] kthread+0x250/0x2d8 [ 49.536051][ T4517] ret_from_fork+0x10/0x20 [ 49.536878][ T4517] [ 49.536878][ T4517] -> #0 (&sbi->s_writepages_rwsem){.+.+}-{0:0}: [ 49.538331][ T4517] __lock_acquire+0x293c/0x6544 [ 49.539219][ T4517] lock_acquire+0x20c/0x644 [ 49.539984][ T4517] percpu_down_read+0x70/0x2a8 [ 49.540790][ T4517] ext4_writepages+0x188/0x284c [ 49.541626][ T4517] do_writepages+0x2c0/0x4fc [ 49.542420][ T4517] __writeback_single_inode+0x164/0x157c [ 49.543431][ T4517] writeback_single_inode+0x1c0/0x720 [ 49.544441][ T4517] write_inode_now+0x144/0x1b0 [ 49.545298][ T4517] iput+0x5cc/0x7f4 [ 49.546016][ T4517] ext4_xattr_block_set+0x17a4/0x2810 [ 49.546913][ T4517] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 49.547913][ T4517] __ext4_expand_extra_isize+0x298/0x358 [ 49.548894][ T4517] __ext4_mark_inode_dirty+0x3e4/0x790 [ 49.549872][ T4517] ext4_evict_inode+0xb58/0x1270 [ 49.550840][ T4517] evict+0x3c8/0x810 [ 49.551547][ T4517] iput+0x764/0x7f4 [ 49.552243][ T4517] ext4_process_orphan+0x240/0x2b4 [ 49.553138][ T4517] ext4_orphan_cleanup+0x908/0x104c [ 49.554078][ T4517] ext4_fill_super+0x6920/0x6e34 [ 49.554938][ T4517] get_tree_bdev+0x358/0x544 [ 49.555708][ T4517] ext4_get_tree+0x28/0x38 [ 49.556496][ T4517] vfs_get_tree+0x90/0x274 [ 49.557262][ T4517] do_new_mount+0x228/0x810 [ 49.558123][ T4517] path_mount+0x5b4/0xe78 [ 49.558900][ T4517] __arm64_sys_mount+0x49c/0x584 [ 49.559809][ T4517] invoke_syscall+0x98/0x2bc [ 49.560625][ T4517] el0_svc_common+0x138/0x258 [ 49.561526][ T4517] do_el0_svc+0x58/0x13c [ 49.562313][ T4517] el0_svc+0x58/0x138 [ 49.563088][ T4517] el0t_64_sync_handler+0x84/0xf0 [ 49.564051][ T4517] el0t_64_sync+0x18c/0x190 [ 49.564894][ T4517] [ 49.564894][ T4517] other info that might help us debug this: [ 49.564894][ T4517] [ 49.566710][ T4517] Chain exists of: [ 49.566710][ T4517] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 49.566710][ T4517] [ 49.569000][ T4517] Possible unsafe locking scenario: [ 49.569000][ T4517] [ 49.570158][ T4517] CPU0 CPU1 [ 49.571067][ T4517] ---- ---- [ 49.571932][ T4517] lock(&ei->xattr_sem); [ 49.572691][ T4517] lock(jbd2_handle); [ 49.573752][ T4517] lock(&ei->xattr_sem); [ 49.574805][ T4517] lock(&sbi->s_writepages_rwsem); [ 49.575632][ T4517] [ 49.575632][ T4517] *** DEADLOCK *** [ 49.575632][ T4517] [ 49.576894][ T4517] 3 locks held by syz.0.17/4517: [ 49.577682][ T4517] #0: ffff0000eb3b20e0 (&type->s_umount_key#26/1){+.+.}-{3:3}, at: alloc_super+0x1a4/0x804 [ 49.579292][ T4517] #1: ffff0000eb3b2650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x3dc/0x1270 [ 49.580837][ T4517] #2: ffff0000ea1cc700 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x37c/0x790 [ 49.582520][ T4517] [ 49.582520][ T4517] stack backtrace: [ 49.583495][ T4517] CPU: 1 PID: 4517 Comm: syz.0.17 Not tainted syzkaller #0 [ 49.584635][ T4517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 49.586318][ T4517] Call trace: [ 49.586909][ T4517] dump_backtrace+0x1c8/0x1f4 [ 49.587728][ T4517] show_stack+0x2c/0x3c [ 49.588376][ T4517] __dump_stack+0x30/0x40 [ 49.589054][ T4517] dump_stack_lvl+0xf8/0x160 [ 49.589834][ T4517] dump_stack+0x1c/0x5c [ 49.590559][ T4517] print_circular_bug+0x148/0x1b0 [ 49.591433][ T4517] check_noncircular+0x240/0x2d4 [ 49.592154][ T4517] __lock_acquire+0x293c/0x6544 [ 49.592930][ T4517] lock_acquire+0x20c/0x644 [ 49.593597][ T4517] percpu_down_read+0x70/0x2a8 [ 49.594321][ T4517] ext4_writepages+0x188/0x284c [ 49.595006][ T4517] do_writepages+0x2c0/0x4fc [ 49.595717][ T4517] __writeback_single_inode+0x164/0x157c [ 49.596686][ T4517] writeback_single_inode+0x1c0/0x720 [ 49.597635][ T4517] write_inode_now+0x144/0x1b0 [ 49.598433][ T4517] iput+0x5cc/0x7f4 [ 49.599080][ T4517] ext4_xattr_block_set+0x17a4/0x2810 [ 49.599977][ T4517] ext4_expand_extra_isize_ea+0xcb8/0x15cc [ 49.600947][ T4517] __ext4_expand_extra_isize+0x298/0x358 [ 49.601919][ T4517] __ext4_mark_inode_dirty+0x3e4/0x790 [ 49.602886][ T4517] ext4_evict_inode+0xb58/0x1270 [ 49.603720][ T4517] evict+0x3c8/0x810 [ 49.604374][ T4517] iput+0x764/0x7f4 [ 49.604983][ T4517] ext4_process_orphan+0x240/0x2b4 [ 49.605842][ T4517] ext4_orphan_cleanup+0x908/0x104c [ 49.606745][ T4517] ext4_fill_super+0x6920/0x6e34 [ 49.607590][ T4517] get_tree_bdev+0x358/0x544 [ 49.608426][ T4517] ext4_get_tree+0x28/0x38 [ 49.609171][ T4517] vfs_get_tree+0x90/0x274 [ 49.609886][ T4517] do_new_mount+0x228/0x810 [ 49.610708][ T4517] path_mount+0x5b4/0xe78 [ 49.611411][ T4517] __arm64_sys_mount+0x49c/0x584 [ 49.612239][ T4517] invoke_syscall+0x98/0x2bc [ 49.613007][ T4517] el0_svc_common+0x138/0x258 [ 49.613760][ T4517] do_el0_svc+0x58/0x13c [ 49.614459][ T4517] el0_svc+0x58/0x138 [ 49.615109][ T4517] el0t_64_sync_handler+0x84/0xf0 [ 49.615904][ T4517] el0t_64_sync+0x18c/0x190 [ 49.617398][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 49.618786][ T4517] ------------[ cut here ]------------ [ 49.619696][ T4517] EA inode 11 i_nlink=2 [ 49.619777][ T4517] WARNING: CPU: 1 PID: 4517 at fs/ext4/xattr.c:1022 ext4_xattr_inode_update_ref+0x42c/0x470 [ 49.622077][ T4517] Modules linked in: [ 49.622700][ T4517] CPU: 1 PID: 4517 Comm: syz.0.17 Not tainted syzkaller #0 [ 49.623911][ T4517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 49.625624][ T4517] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 49.626862][ T4517] pc : ext4_xattr_inode_update_ref+0x42c/0x470 [ 49.627793][ T4517] lr : ext4_xattr_inode_update_ref+0x42c/0x470 [ 49.628791][ T4517] sp : ffff800021596e60 [ 49.629440][ T4517] x29: ffff800021596f00 x28: 0000000000000000 x27: dfff800000000000 [ 49.630754][ T4517] x26: 1fffe0001d439d1f x25: ffff7000042b2dd0 x24: 0000000000000000 [ 49.632138][ T4517] x23: ffff800017a8a000 x22: ffff0000ea1ce740 x21: 0000000000000002 [ 49.633395][ T4517] x20: 0000000000000001 x19: ffff0000ea1ce700 x18: ffff800011abbcc0 [ 49.634693][ T4517] x17: 0000000000000000 x16: ffff800008042d90 x15: 0000000000000000 [ 49.635998][ T4517] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 49.637258][ T4517] x11: ff00800008191ca8 x10: 0000000000000000 x9 : 866341a2b3b85a00 [ 49.638617][ T4517] x8 : 866341a2b3b85a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.639933][ T4517] x5 : ffff8000215968f8 x4 : ffff8000151a4920 x3 : ffff800008311fd8 [ 49.641147][ T4517] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 49.642482][ T4517] Call trace: [ 49.643046][ T4517] ext4_xattr_inode_update_ref+0x42c/0x470 [ 49.643945][ T4517] ext4_xattr_set_entry+0x918/0x15ac [ 49.644775][ T4517] ext4_xattr_ibody_set+0x204/0x600 [ 49.645578][ T4517] ext4_expand_extra_isize_ea+0xd00/0x15cc [ 49.646510][ T4517] __ext4_expand_extra_isize+0x298/0x358 [ 49.647354][ T4517] __ext4_mark_inode_dirty+0x3e4/0x790 [ 49.648281][ T4517] ext4_evict_inode+0xb58/0x1270 [ 49.649105][ T4517] evict+0x3c8/0x810 [ 49.649700][ T4517] iput+0x764/0x7f4 [ 49.650413][ T4517] ext4_process_orphan+0x240/0x2b4 [ 49.651293][ T4517] ext4_orphan_cleanup+0x908/0x104c [ 49.652215][ T4517] ext4_fill_super+0x6920/0x6e34 [ 49.653035][ T4517] get_tree_bdev+0x358/0x544 [ 49.653809][ T4517] ext4_get_tree+0x28/0x38 [ 49.654543][ T4517] vfs_get_tree+0x90/0x274 [ 49.655290][ T4517] do_new_mount+0x228/0x810 [ 49.655994][ T4517] path_mount+0x5b4/0xe78 [ 49.656722][ T4517] __arm64_sys_mount+0x49c/0x584 [ 49.657558][ T4517] invoke_syscall+0x98/0x2bc [ 49.658303][ T4517] el0_svc_common+0x138/0x258 [ 49.659014][ T4517] do_el0_svc+0x58/0x13c [ 49.659667][ T4517] el0_svc+0x58/0x138 [ 49.660291][ T4517] el0t_64_sync_handler+0x84/0xf0 [ 49.661130][ T4517] el0t_64_sync+0x18c/0x190 [ 49.661860][ T4517] irq event stamp: 4325 [ 49.662512][ T4517] hardirqs last enabled at (4325): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 49.664233][ T4517] hardirqs last disabled at (4324): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 49.665859][ T4517] softirqs last enabled at (3022): [] local_bh_enable+0x10/0x34 [ 49.667421][ T4517] softirqs last disabled at (3020): [] local_bh_disable+0x10/0x34 [ 49.668991][ T4517] ---[ end trace 0000000000000000 ]--- [ 49.671077][ T4517] EXT4-fs (loop0): 1 orphan inode deleted [ 49.671952][ T4517] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 49.676189][ T4430] EXT4-fs (loop0): unmounting filesystem.