Warning: Permanently added '10.128.1.72' (ED25519) to the list of known hosts. 2025/12/20 06:38:22 parsed 1 programs [ 70.739415][ T4188] cgroup: Unknown subsys name 'net' [ 70.881806][ T4188] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 71.389187][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.395758][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 72.412316][ T4188] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 74.432841][ T831] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.442411][ T831] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.458973][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.471352][ T831] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.479486][ T831] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.487941][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 75.169080][ T4229] chnl_net:caif_netlink_parms(): no params data found [ 75.242198][ T4229] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.249966][ T4229] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.258965][ T4229] device bridge_slave_0 entered promiscuous mode [ 75.268563][ T4229] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.277044][ T4229] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.285264][ T4229] device bridge_slave_1 entered promiscuous mode [ 75.315768][ T4229] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.327197][ T4229] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.361733][ T4229] team0: Port device team_slave_0 added [ 75.369615][ T4229] team0: Port device team_slave_1 added [ 75.393353][ T4229] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 75.400509][ T4229] 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. [ 75.426593][ T4229] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.442534][ T4229] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.449774][ T4229] 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. [ 75.476211][ T4229] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 75.519519][ T4229] device hsr_slave_0 entered promiscuous mode [ 75.527767][ T4229] device hsr_slave_1 entered promiscuous mode [ 75.661949][ T4229] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.676524][ T4229] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.687977][ T4229] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.698537][ T4229] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.788124][ T4229] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.803720][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.814129][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.825517][ T4229] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.837570][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.847194][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.856022][ T831] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.863253][ T831] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.872547][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.886528][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.895933][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.904823][ T1271] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.911952][ T1271] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.932108][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.941975][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.952225][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.962788][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.980930][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.989580][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.999293][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.008021][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.018400][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.032957][ T4229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.184359][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.192546][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.209307][ T4229] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.234028][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.252394][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.262277][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.271400][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.283673][ T4229] device veth0_vlan entered promiscuous mode [ 76.294901][ T4229] device veth1_vlan entered promiscuous mode [ 76.313736][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.322098][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.331105][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.341989][ T4229] device veth0_macvtap entered promiscuous mode [ 76.352939][ T4229] device veth1_macvtap entered promiscuous mode [ 76.369844][ T4229] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.377926][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.386644][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.395423][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.407014][ T4229] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.414298][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.423525][ T1271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.452298][ T4229] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.461465][ T4229] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.470548][ T4229] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.480177][ T4229] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/12/20 06:38:32 executed programs: 0 [ 78.574056][ T4288] chnl_net:caif_netlink_parms(): no params data found [ 78.627379][ T4288] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.634886][ T4288] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.643344][ T4288] device bridge_slave_0 entered promiscuous mode [ 78.652071][ T4288] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.659279][ T4288] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.668258][ T4288] device bridge_slave_1 entered promiscuous mode [ 78.692679][ T4288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.705022][ T4288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.735789][ T4288] team0: Port device team_slave_0 added [ 78.744254][ T4288] team0: Port device team_slave_1 added [ 78.769708][ T4288] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.776833][ T4288] 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. [ 78.803689][ T4288] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.816638][ T4288] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.823585][ T4288] 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. [ 78.849653][ T4288] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.886374][ T4288] device hsr_slave_0 entered promiscuous mode [ 78.893252][ T4288] device hsr_slave_1 entered promiscuous mode [ 78.900117][ T4288] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 78.908705][ T4288] Cannot create hsr debugfs directory [ 79.000433][ T4288] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.506016][ T4304] Bluetooth: hci0: command 0x0409 tx timeout [ 81.182670][ T4288] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.220916][ T4288] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.273465][ T4288] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.410438][ T4288] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.419834][ T4288] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.430669][ T4288] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.439858][ T4288] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.516770][ T4288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.528862][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 81.537148][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.570433][ T4288] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.581270][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 81.591682][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.600202][ T831] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.607319][ T831] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.619177][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 81.628208][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.637668][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.646226][ T831] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.653314][ T831] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.675764][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.684765][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.696358][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.709089][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.718215][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.727862][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.739077][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.747550][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.756309][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.767507][ T4275] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.778555][ T4275] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.825366][ T4288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.997703][ T4288] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.004851][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.012465][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.041594][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.052135][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.087532][ T9] device hsr_slave_0 left promiscuous mode [ 82.094154][ T9] device hsr_slave_1 left promiscuous mode [ 82.103480][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 82.112779][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 82.125272][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 82.132683][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 82.143670][ T9] device bridge_slave_1 left promiscuous mode [ 82.151046][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.170636][ T9] device bridge_slave_0 left promiscuous mode [ 82.178342][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.200991][ T9] device veth1_macvtap left promiscuous mode [ 82.207425][ T9] device veth0_macvtap left promiscuous mode [ 82.213506][ T9] device veth1_vlan left promiscuous mode [ 82.220552][ T9] device veth0_vlan left promiscuous mode [ 82.392088][ T9] team0 (unregistering): Port device team_slave_1 removed [ 82.404343][ T9] team0 (unregistering): Port device team_slave_0 removed [ 82.417616][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 82.432999][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 82.490642][ T9] bond0 (unregistering): Released all slaves [ 82.590439][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.598253][ T7] Bluetooth: hci0: command 0x041b tx timeout [ 82.599235][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.612952][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.621593][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.632919][ T4288] device veth0_vlan entered promiscuous mode [ 82.650656][ T4288] device veth1_vlan entered promiscuous mode [ 82.683254][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.692401][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.701990][ T4288] device veth0_macvtap entered promiscuous mode [ 82.712249][ T4288] device veth1_macvtap entered promiscuous mode [ 82.737620][ T4288] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.746871][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.755693][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.763626][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.772543][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.784365][ T4288] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.795098][ T4288] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.803963][ T4288] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.812986][ T4288] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.823280][ T4288] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.840281][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 82.850455][ T831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.899145][ T831] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.913605][ T831] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.929157][ T4275] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 82.940726][ T4275] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.948781][ T4275] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.970116][ T4275] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 83.028463][ T4316] loop0: detected capacity change from 0 to 512 [ 83.049941][ T4316] ======================================================= [ 83.049941][ T4316] WARNING: The mand mount option has been deprecated and [ 83.049941][ T4316] and is ignored by this kernel. Remove the mand [ 83.049941][ T4316] option from the mount to silence this warning. [ 83.049941][ T4316] ======================================================= [ 83.187469][ T4316] [ 83.189844][ T4316] ====================================================== [ 83.196864][ T4316] WARNING: possible circular locking dependency detected [ 83.203905][ T4316] syzkaller #0 Not tainted [ 83.208325][ T4316] ------------------------------------------------------ [ 83.215437][ T4316] syz.0.17/4316 is trying to acquire lock: [ 83.221250][ T4316] ffff88807e4f0bd8 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x1c0/0x2d20 [ 83.231373][ T4316] [ 83.231373][ T4316] but task is already holding lock: [ 83.238758][ T4316] ffff88805c985088 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3e8/0x700 [ 83.248616][ T4316] [ 83.248616][ T4316] which lock already depends on the new lock. [ 83.248616][ T4316] [ 83.259135][ T4316] [ 83.259135][ T4316] the existing dependency chain (in reverse order) is: [ 83.268157][ T4316] [ 83.268157][ T4316] -> #2 (&ei->xattr_sem){++++}-{3:3}: [ 83.275740][ T4316] down_read+0x44/0x2e0 [ 83.280452][ T4316] ext4_setattr+0x71d/0x19e0 [ 83.285575][ T4316] notify_change+0xbcd/0xee0 [ 83.290725][ T4316] chown_common+0x483/0x610 [ 83.295762][ T4316] do_fchownat+0x164/0x270 [ 83.300738][ T4316] __x64_sys_chown+0x7e/0x90 [ 83.305866][ T4316] do_syscall_64+0x4c/0xa0 [ 83.310814][ T4316] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.317244][ T4316] [ 83.317244][ T4316] -> #1 (jbd2_handle){++++}-{0:0}: [ 83.324562][ T4316] start_this_handle+0x1338/0x15a0 [ 83.330240][ T4316] jbd2__journal_start+0x2b7/0x5a0 [ 83.335887][ T4316] __ext4_journal_start_sb+0x167/0x360 [ 83.341879][ T4316] ext4_writepages+0xdc2/0x2d20 [ 83.347269][ T4316] do_writepages+0x48d/0x6d0 [ 83.352398][ T4316] filemap_fdatawrite_wbc+0x1eb/0x240 [ 83.358311][ T4316] file_write_and_wait_range+0x129/0x1e0 [ 83.364484][ T4316] ext4_sync_file+0x1ff/0xae0 [ 83.369713][ T4316] __x64_sys_fsync+0x1a5/0x1e0 [ 83.375010][ T4316] do_syscall_64+0x4c/0xa0 [ 83.379959][ T4316] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.386390][ T4316] [ 83.386390][ T4316] -> #0 (&sbi->s_writepages_rwsem){.+.+}-{0:0}: [ 83.394838][ T4316] __lock_acquire+0x2c33/0x7c60 [ 83.400222][ T4316] lock_acquire+0x197/0x3f0 [ 83.405267][ T4316] percpu_down_read+0x46/0x1b0 [ 83.410566][ T4316] ext4_writepages+0x1c0/0x2d20 [ 83.415946][ T4316] do_writepages+0x48d/0x6d0 [ 83.421071][ T4316] __writeback_single_inode+0x153/0xda0 [ 83.427160][ T4316] writeback_single_inode+0x221/0x8b0 [ 83.433071][ T4316] write_inode_now+0x217/0x280 [ 83.438370][ T4316] iput+0x5ab/0x8a0 [ 83.442707][ T4316] ext4_xattr_set_entry+0x10ff/0x3d30 [ 83.448616][ T4316] ext4_xattr_block_set+0x4f7/0x2d30 [ 83.454441][ T4316] ext4_expand_extra_isize_ea+0xf4b/0x19a0 [ 83.460781][ T4316] __ext4_expand_extra_isize+0x301/0x3e0 [ 83.466946][ T4316] __ext4_mark_inode_dirty+0x469/0x700 [ 83.472933][ T4316] ext4_evict_inode+0xa81/0x1080 [ 83.478390][ T4316] evict+0x485/0x870 [ 83.482804][ T4316] ext4_orphan_cleanup+0xaa9/0x12e0 [ 83.488613][ T4316] ext4_fill_super+0x92f0/0x9a60 [ 83.494069][ T4316] mount_bdev+0x287/0x3c0 [ 83.498924][ T4316] legacy_get_tree+0xe6/0x180 [ 83.504127][ T4316] vfs_get_tree+0x88/0x270 [ 83.509068][ T4316] do_new_mount+0x24a/0xa40 [ 83.514103][ T4316] __se_sys_mount+0x2d6/0x3c0 [ 83.519309][ T4316] do_syscall_64+0x4c/0xa0 [ 83.524257][ T4316] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.530684][ T4316] [ 83.530684][ T4316] other info that might help us debug this: [ 83.530684][ T4316] [ 83.540902][ T4316] Chain exists of: [ 83.540902][ T4316] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 83.540902][ T4316] [ 83.554281][ T4316] Possible unsafe locking scenario: [ 83.554281][ T4316] [ 83.561724][ T4316] CPU0 CPU1 [ 83.567084][ T4316] ---- ---- [ 83.572439][ T4316] lock(&ei->xattr_sem); [ 83.576772][ T4316] lock(jbd2_handle); [ 83.583362][ T4316] lock(&ei->xattr_sem); [ 83.590205][ T4316] lock(&sbi->s_writepages_rwsem); [ 83.595528][ T4316] [ 83.595528][ T4316] *** DEADLOCK *** [ 83.595528][ T4316] [ 83.603678][ T4316] 3 locks held by syz.0.17/4316: [ 83.608614][ T4316] #0: ffff88807f7e60e0 (&type->s_umount_key#28/1){+.+.}-{3:3}, at: alloc_super+0x201/0x950 [ 83.618729][ T4316] #1: ffff88807f7e6650 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x444/0x1080 [ 83.628248][ T4316] #2: ffff88805c985088 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3e8/0x700 [ 83.638545][ T4316] [ 83.638545][ T4316] stack backtrace: [ 83.644438][ T4316] CPU: 0 PID: 4316 Comm: syz.0.17 Not tainted syzkaller #0 [ 83.651630][ T4316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 83.661787][ T4316] Call Trace: [ 83.665075][ T4316] [ 83.668015][ T4316] dump_stack_lvl+0x168/0x230 [ 83.672721][ T4316] ? load_image+0x3b0/0x3b0 [ 83.677239][ T4316] ? show_regs_print_info+0x20/0x20 [ 83.682444][ T4316] ? print_circular_bug+0x12b/0x1a0 [ 83.687641][ T4316] check_noncircular+0x274/0x310 [ 83.692666][ T4316] ? add_chain_block+0x940/0x940 [ 83.697600][ T4316] ? lockdep_lock+0xdc/0x1e0 [ 83.702191][ T4316] ? lockdep_unlock+0x134/0x2d0 [ 83.707043][ T4316] ? mark_lock+0x94/0x320 [ 83.711387][ T4316] __lock_acquire+0x2c33/0x7c60 [ 83.716259][ T4316] ? verify_lock_unused+0x140/0x140 [ 83.721488][ T4316] ? verify_lock_unused+0x140/0x140 [ 83.726691][ T4316] ? mark_lock+0x94/0x320 [ 83.731034][ T4316] lock_acquire+0x197/0x3f0 [ 83.735538][ T4316] ? ext4_writepages+0x1c0/0x2d20 [ 83.740564][ T4316] ? check_path+0x40/0x40 [ 83.744920][ T4316] ? __might_sleep+0xf0/0xf0 [ 83.749510][ T4316] ? read_lock_is_recursive+0x10/0x10 [ 83.754883][ T4316] ? mark_lock+0x94/0x320 [ 83.759215][ T4316] ? __lock_acquire+0x13ad/0x7c60 [ 83.764246][ T4316] percpu_down_read+0x46/0x1b0 [ 83.769019][ T4316] ? ext4_writepages+0x1c0/0x2d20 [ 83.774174][ T4316] ext4_writepages+0x1c0/0x2d20 [ 83.779058][ T4316] ? rcu_is_watching+0x11/0xa0 [ 83.783944][ T4316] ? lock_release+0xba/0x870 [ 83.788839][ T4316] ? rcu_lock_release+0x5/0x20 [ 83.793614][ T4316] ? mark_lock+0x94/0x320 [ 83.797954][ T4316] ? verify_lock_unused+0x140/0x140 [ 83.803176][ T4316] ? mark_lock+0x94/0x320 [ 83.807788][ T4316] ? ext4_readpage+0x2e0/0x2e0 [ 83.812563][ T4316] ? __lock_acquire+0x13ad/0x7c60 [ 83.817767][ T4316] ? rcu_lock_release+0x5/0x20 [ 83.822550][ T4316] ? __lock_acquire+0x7c60/0x7c60 [ 83.827575][ T4316] ? do_raw_spin_lock+0x11d/0x280 [ 83.832601][ T4316] ? _raw_spin_lock_irqsave+0x7f/0xf0 [ 83.837974][ T4316] ? do_raw_spin_unlock+0x11d/0x230 [ 83.843172][ T4316] ? ext4_readpage+0x2e0/0x2e0 [ 83.847938][ T4316] do_writepages+0x48d/0x6d0 [ 83.852542][ T4316] ? __writepage+0x130/0x130 [ 83.857128][ T4316] ? writeback_single_inode+0x216/0x8b0 [ 83.862678][ T4316] ? __lock_acquire+0x7c60/0x7c60 [ 83.867704][ T4316] ? do_raw_spin_lock+0x11d/0x280 [ 83.872751][ T4316] __writeback_single_inode+0x153/0xda0 [ 83.878305][ T4316] writeback_single_inode+0x221/0x8b0 [ 83.883706][ T4316] ? write_inode_now+0x280/0x280 [ 83.888652][ T4316] write_inode_now+0x217/0x280 [ 83.893420][ T4316] ? bdi_split_work_to_wbs+0x820/0x820 [ 83.898897][ T4316] ? do_raw_spin_unlock+0x11d/0x230 [ 83.904096][ T4316] iput+0x5ab/0x8a0 [ 83.907912][ T4316] ext4_xattr_set_entry+0x10ff/0x3d30 [ 83.913315][ T4316] ? ext4_xattr_ibody_set+0x330/0x330 [ 83.918734][ T4316] ? rcu_is_watching+0x11/0xa0 [ 83.923498][ T4316] ? kmem_cache_free+0x14c/0x210 [ 83.928434][ T4316] ? mb_cache_entry_delete_or_get+0x1bd/0x1e0 [ 83.934512][ T4316] ext4_xattr_block_set+0x4f7/0x2d30 [ 83.939807][ T4316] ? do_raw_spin_unlock+0x11d/0x230 [ 83.945024][ T4316] ? __ext4_xattr_check_block+0x7d8/0x8d0 [ 83.950760][ T4316] ? ext4_xattr_block_find+0x500/0x500 [ 83.956217][ T4316] ? ext4_xattr_block_find+0x433/0x500 [ 83.961764][ T4316] ext4_expand_extra_isize_ea+0xf4b/0x19a0 [ 83.967582][ T4316] __ext4_expand_extra_isize+0x301/0x3e0 [ 83.973241][ T4316] __ext4_mark_inode_dirty+0x469/0x700 [ 83.978699][ T4316] ext4_evict_inode+0xa81/0x1080 [ 83.983718][ T4316] ? _raw_spin_unlock+0x24/0x40 [ 83.988574][ T4316] ? ext4_inode_is_fast_symlink+0x390/0x390 [ 83.994466][ T4316] ? do_raw_spin_unlock+0x11d/0x230 [ 83.999668][ T4316] ? ext4_inode_is_fast_symlink+0x390/0x390 [ 84.005559][ T4316] evict+0x485/0x870 [ 84.009457][ T4316] ? __lock_acquire+0x7c60/0x7c60 [ 84.014482][ T4316] ? proc_nr_inodes+0x320/0x320 [ 84.019354][ T4316] ? do_raw_spin_unlock+0x11d/0x230 [ 84.024550][ T4316] ? _raw_spin_unlock+0x24/0x40 [ 84.029397][ T4316] ? iput+0x706/0x8a0 [ 84.033382][ T4316] ext4_orphan_cleanup+0xaa9/0x12e0 [ 84.038585][ T4316] ? ext4_orphan_del+0xb90/0xb90 [ 84.043521][ T4316] ? errseq_check_and_advance+0x62/0x120 [ 84.049155][ T4316] ext4_fill_super+0x92f0/0x9a60 [ 84.054220][ T4316] ? ext4_mount+0x40/0x40 [ 84.058545][ T4316] ? set_blocksize+0x1f1/0x370 [ 84.063312][ T4316] ? sb_set_blocksize+0xa5/0xe0 [ 84.068194][ T4316] mount_bdev+0x287/0x3c0 [ 84.072528][ T4316] ? ext4_mount+0x40/0x40 [ 84.076853][ T4316] legacy_get_tree+0xe6/0x180 [ 84.081530][ T4316] ? ext4_errno_to_code+0x160/0x160 [ 84.086732][ T4316] vfs_get_tree+0x88/0x270 [ 84.091151][ T4316] do_new_mount+0x24a/0xa40 [ 84.095661][ T4316] __se_sys_mount+0x2d6/0x3c0 [ 84.100342][ T4316] ? __x64_sys_mount+0xc0/0xc0 [ 84.105108][ T4316] ? lockdep_hardirqs_on+0x94/0x140 [ 84.110304][ T4316] ? __x64_sys_mount+0x1c/0xc0 [ 84.115070][ T4316] do_syscall_64+0x4c/0xa0 [ 84.119487][ T4316] ? clear_bhb_loop+0x30/0x80 [ 84.124165][ T4316] ? clear_bhb_loop+0x30/0x80 [ 84.128838][ T4316] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.134738][ T4316] RIP: 0033:0x7faf2c0a9eea [ 84.139241][ T4316] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 84.158934][ T4316] RSP: 002b:00007ffcf1df8fd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.167348][ T4316] RAX: ffffffffffffffda RBX: 00007ffcf1df9060 RCX: 00007faf2c0a9eea [ 84.175322][ T4316] RDX: 0000200000000180 RSI: 0000200000000080 RDI: 00007ffcf1df9020 [ 84.183384][ T4316] RBP: 0000200000000180 R08: 00007ffcf1df9060 R09: 0000000002808340 [ 84.191364][ T4316] R10: 0000000002808340 R11: 0000000000000246 R12: 0000200000000080 [ 84.199335][ T4316] R13: 00007ffcf1df9020 R14: 000000000000047c R15: 0000200000000640 [ 84.207314][ T4316] [ 84.218407][ T4316] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #11: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 84.246278][ T4316] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 11 err=-117 [ 84.258903][ T4316] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2826: Unable to expand inode 15. Delete some EAs or run e2fsck. [ 84.273416][ T4316] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #11: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 84.287754][ T4316] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 11 err=-117 [ 84.302948][ T4316] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 84.317002][ T4316] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 18 err=-117 [ 84.329394][ T4316] EXT4-fs error (device loop0): ext4_xattr_inode_iget:404: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) [ 84.343238][ T4316] EXT4-fs error (device loop0): ext4_xattr_inode_iget:409: comm syz.0.17: error while reading EA inode 18 err=-117 [ 84.357351][ T4316] EXT4-fs (loop0): 1 orphan inode deleted [ 84.363106][ T4316] EXT4-fs (loop0): mounted filesystem without journal. Opts: i_version,nobarrier,debug_want_extra_isize=0x000000000000005a,sysvgroups,resgid=0x0000000000000000,acl,init_itable=0x0000000000000003,,errors=continue. Quota mode: none.