Warning: Permanently added '10.128.0.143' (ED25519) to the list of known hosts. 1970/01/01 00:00:26 parsed 1 programs [ 27.690772][ T4326] cgroup: Unknown subsys name 'net' [ 27.905228][ T4326] cgroup: Unknown subsys name 'rlimit' [ 28.170077][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 34.744253][ T4348] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 34.745730][ T4348] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 34.746970][ T4348] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 34.748336][ T4348] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 34.749624][ T4348] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 34.750784][ T4348] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 34.993739][ T4359] chnl_net:caif_netlink_parms(): no params data found [ 35.010853][ T4359] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.012026][ T4359] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.014256][ T4359] device bridge_slave_0 entered promiscuous mode [ 35.016596][ T4359] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.017790][ T4359] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.019260][ T4359] device bridge_slave_1 entered promiscuous mode [ 35.028441][ T4359] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.030691][ T4359] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.038534][ T4359] team0: Port device team_slave_0 added [ 35.040354][ T4359] team0: Port device team_slave_1 added [ 35.046511][ T4359] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.047558][ T4359] 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. [ 35.051336][ T4359] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.054121][ T4359] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.055226][ T4359] 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. [ 35.059097][ T4359] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.093779][ T4359] device hsr_slave_0 entered promiscuous mode [ 35.162907][ T4359] device hsr_slave_1 entered promiscuous mode [ 35.257457][ T4359] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 35.274747][ T4359] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 35.325428][ T4359] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 35.364112][ T4359] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 35.413984][ T4359] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.415214][ T4359] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.416608][ T4359] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.417707][ T4359] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.435558][ T4359] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.439780][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 35.442205][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.444183][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.448390][ T4359] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.451638][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.453945][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.455131][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.488273][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.489666][ T327] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.490838][ T327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.498882][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 35.500570][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 35.504376][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 35.506944][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.509514][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.511936][ T4359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 35.565403][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 35.566676][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 35.569853][ T4359] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 35.577235][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 35.583613][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 35.585390][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 35.586715][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.588940][ T4359] device veth0_vlan entered promiscuous mode [ 35.592114][ T4359] device veth1_vlan entered promiscuous mode [ 35.599210][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 35.600807][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 35.602263][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.605162][ T4359] device veth0_macvtap entered promiscuous mode [ 35.607497][ T4359] device veth1_macvtap entered promiscuous mode [ 35.614677][ T4359] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 35.617427][ T4359] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 35.618663][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.620907][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 35.622463][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 35.626067][ T4359] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.627324][ T4359] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.628523][ T4359] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.629796][ T4359] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.922115][ T327] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.927762][ T327] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.929005][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.930249][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.931959][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 35.938428][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 1970/01/01 00:00:36 executed programs: 0 [ 36.763296][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.764829][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.766160][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.767653][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.768969][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 36.770134][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 37.026123][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.066316][ T4421] chnl_net:caif_netlink_parms(): no params data found [ 37.081786][ T4421] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.083622][ T4421] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.085123][ T4421] device bridge_slave_0 entered promiscuous mode [ 37.087270][ T4421] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.088398][ T4421] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.089790][ T4421] device bridge_slave_1 entered promiscuous mode [ 37.096805][ T4421] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.099177][ T4421] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.107258][ T4421] team0: Port device team_slave_0 added [ 37.109001][ T4421] team0: Port device team_slave_1 added [ 37.114963][ T4421] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.116031][ T4421] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 37.120221][ T4421] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.122584][ T4421] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.123876][ T4421] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 37.127622][ T4421] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.183828][ T4421] device hsr_slave_0 entered promiscuous mode [ 37.222930][ T4421] device hsr_slave_1 entered promiscuous mode [ 37.262785][ T4421] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 37.264058][ T4421] Cannot create hsr debugfs directory [ 38.813028][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 39.903796][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.783910][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.864805][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.892797][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 41.856581][ T4421] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.894212][ T4421] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.914029][ T4421] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.954095][ T4421] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.073957][ T4421] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.077421][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.078934][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.081294][ T4421] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.115822][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.117313][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.118840][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.119964][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.121428][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.123040][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.124490][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.125604][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.126922][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.128339][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.130840][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.134846][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.136404][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.138000][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.140456][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.141967][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.144870][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.146285][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.148788][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.150292][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.152967][ T4421] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.238253][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.239570][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.242999][ T4421] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.248778][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.250257][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.287966][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.289452][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.291041][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.292535][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.294925][ T4421] device veth0_vlan entered promiscuous mode [ 42.298029][ T4421] device veth1_vlan entered promiscuous mode [ 42.305612][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 42.307152][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 42.308561][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.310033][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.312206][ T4421] device veth0_macvtap entered promiscuous mode [ 42.314514][ T4421] device veth1_macvtap entered promiscuous mode [ 42.318691][ T4421] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 42.320130][ T4421] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.322111][ T4421] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.355078][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.356641][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.358145][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.359719][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.361688][ T4421] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 42.363457][ T4421] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.365482][ T4421] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.366774][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.368814][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.371187][ T4421] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.372424][ T4421] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.374085][ T4421] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.375313][ T4421] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.434528][ T327] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.436843][ T327] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.438513][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 42.444657][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.445998][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.447677][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 42.529122][ T4510] loop0: detected capacity change from 0 to 2048 [ 42.559758][ T4510] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 42.569237][ T4510] EXT4-fs error (device loop0): ext4_ind_map_blocks:604: inode #15: comm syz.0.17: Can't allocate blocks for non-extent mapped inodes with bigalloc [ 42.572187][ T4510] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 117 [ 42.575042][ T4510] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.575042][ T4510] [ 42.577243][ T4510] EXT4-fs warning (device loop0): ext4_dirblock_csum_set:427: inode #2: comm syz.0.17: No space for directory leaf checksum. Please run e2fsck -D. [ 42.579426][ T4510] ------------[ cut here ]------------ [ 42.580219][ T4510] WARNING: CPU: 0 PID: 4510 at fs/ext4/ext4.h:2827 ext4_update_dx_flag+0x14c/0x1b0 [ 42.581510][ T4510] Modules linked in: [ 42.582169][ T4510] CPU: 0 PID: 4510 Comm: syz.0.17 Not tainted syzkaller #0 [ 42.583328][ T4510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 42.585082][ T4510] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 42.586421][ T4510] pc : ext4_update_dx_flag+0x14c/0x1b0 [ 42.587319][ T4510] lr : ext4_update_dx_flag+0x14c/0x1b0 [ 42.588228][ T4510] sp : ffff800020f276a0 [ 42.588870][ T4510] x29: ffff800020f276b0 x28: ffff7000041e4ee0 x27: ffff0000e96a2138 [ 42.590252][ T4510] x26: dfff800000000000 x25: 000000002160ec00 x24: ffff0000e96a2130 [ 42.591671][ T4510] x23: 0000000000000001 x22: 000000000008d200 x21: dfff800000000000 [ 42.592956][ T4510] x20: 00000000ffeffffe x19: ffff0000e96a1e68 x18: 0000000000000000 [ 42.594325][ T4510] x17: ffff8000181f8000 x16: ffff8000082d22e0 x15: ffff800017cd8fc0 [ 42.595621][ T4510] x14: ffff0000cd5d8a98 x13: 000000002160ec00 x12: 0000000000ff0100 [ 42.596926][ T4510] x11: ff00800008dc2284 x10: 0000000000000000 x9 : ffff800008dc2284 [ 42.598247][ T4510] x8 : ffff0000cd5d8000 x7 : 000000002160ec00 x6 : 000000000000002a [ 42.599562][ T4510] x5 : ffff0000e96a2150 x4 : ffff0000e96a2140 x3 : ffff800008dc82c8 [ 42.600893][ T4510] x2 : 0000000000000010 x1 : 0000000000000400 x0 : 0000000000000000 [ 42.602174][ T4510] Call trace: [ 42.602709][ T4510] ext4_update_dx_flag+0x14c/0x1b0 [ 42.603529][ T4510] ext4_rename2+0x1954/0x24a0 [ 42.604327][ T4510] vfs_rename+0x954/0xdcc [ 42.605055][ T4510] do_renameat2+0x738/0xa54 [ 42.605744][ T4510] __arm64_sys_renameat2+0xe0/0xfc [ 42.606600][ T4510] invoke_syscall+0x98/0x2bc [ 42.607385][ T4510] el0_svc_common+0x138/0x258 [ 42.608125][ T4510] do_el0_svc+0x58/0x13c [ 42.608765][ T4510] el0_svc+0x58/0x138 [ 42.609442][ T4510] el0t_64_sync_handler+0x84/0xf0 [ 42.610267][ T4510] el0t_64_sync+0x18c/0x190 [ 42.611012][ T4510] irq event stamp: 12130 [ 42.611697][ T4510] hardirqs last enabled at (12129): [] ktime_get_coarse_real_ts64+0x114/0x244 [ 42.613535][ T4510] hardirqs last disabled at (12130): [] el1_dbg+0x24/0x80 [ 42.614831][ T4510] softirqs last enabled at (11984): [] local_bh_enable+0x10/0x34 [ 42.616445][ T4510] softirqs last disabled at (11982): [] local_bh_disable+0x10/0x34 [ 42.618037][ T4510] ---[ end trace 0000000000000000 ]--- [ 42.633779][ T4441] udevd[4441]: incorrect ext4 checksum on /dev/loop0 [ 42.637628][ T4421] EXT4-fs (loop0): unmounting filesystem.