Warning: Permanently added '10.128.0.192' (ED25519) to the list of known hosts. 2026/03/12 18:03:23 parsed 1 programs [ 128.363119][ T6196] EXT4-fs warning: 4 callbacks suppressed [ 128.363136][ T6196] EXT4-fs warning (device sda1): ext4_es_remove_extent:1655: inode #2026: comm syz-executor: ext4_es_remove_extent: remove lblk:0 len:4294967295 from es [ 128.363136][ T6196] [ 128.386789][ T6196] EXT4-fs warning (device sda1): __es_remove_extent:1512: inode #2026: comm syz-executor: __es_remove_extent: remove [0,4294967294] range from extent status tree of inode 2026 [ 128.386789][ T6196] [ 128.406555][ T6196] EXT4-fs warning (device sda1): ext4_ext_remove_space:2855: inode #2026: comm syz-executor: ext4_ext_remove_space: remove range [0, 4294967294] from extent tree [ 128.406555][ T6196] [ 128.425897][ T6196] EXT4-fs warning (device sda1): ext4_es_remove_extent:1655: inode #2026: comm syz-executor: ext4_es_remove_extent: remove lblk:0 len:4294967295 from es [ 128.425897][ T6196] [ 128.444017][ T6196] EXT4-fs warning (device sda1): __es_remove_extent:1512: inode #2026: comm syz-executor: __es_remove_extent: remove [0,4294967294] range from extent status tree of inode 2026 [ 128.444017][ T6196] [ 128.464459][ T6196] EXT4-fs warning (device sda1): ext4_es_cache_extent:1045: inode #2026: comm syz-executor: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 128.464459][ T6196] [ 128.485104][ T6196] EXT4-fs warning (device sda1): __es_insert_extent:852: inode #2026: comm syz-executor: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 128.485104][ T6196] [ 128.504634][ T6196] EXT4-fs warning (device sda1): ext4_mb_new_blocks:6274: inode #2026: comm syz-executor: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:31250 [ 128.504634][ T6196] [ 128.522461][ T6196] EXT4-fs warning (device sda1): ext4_mb_regular_allocator:3120: inode #2026: comm syz-executor: ext4_mb_regular_allocator: Best len 31250, origin len 31250, ac_status 2, ac_flags 0x860, cr 1 ret 0 [ 128.522461][ T6196] [ 128.544127][ T6196] EXT4-fs warning (device sda1): ext4_mb_new_blocks:6363: inode #2026: comm syz-executor: ext4_mb_new_blocks: Allocation found: lblk:0, len:31250, pblk:163969 [ 128.544127][ T6196] Setting up swapspace version 1, size = 127995904 bytes [ 129.809677][ T6196] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 132.074953][ T1300] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.081607][ T1300] ieee802154 phy1 wpan1: encryption failed: -22 [ 133.408750][ T6221] EXT4-fs warning: 200 callbacks suppressed [ 133.408771][ T6221] EXT4-fs warning (device sda1): ext4_cache_extents:532: inode #2070: comm syz-executor: ext4_cache_extents: caching extents [ 133.408771][ T6221] [ 133.431124][ T6221] EXT4-fs warning (device sda1): ext4_es_cache_extent:1045: inode #2070: comm syz-executor: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 133.431124][ T6221] [ 133.452735][ T6221] EXT4-fs warning (device sda1): __es_insert_extent:852: inode #2070: comm syz-executor: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 133.452735][ T6221] [ 133.471941][ T6221] EXT4-fs warning (device sda1): ext4_cache_extents:532: inode #2070: comm syz-executor: ext4_cache_extents: caching extents [ 133.471941][ T6221] [ 133.487148][ T6221] EXT4-fs warning (device sda1): ext4_mb_new_blocks:6274: inode #2070: comm syz-executor: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 133.487148][ T6221] [ 133.504604][ T6221] EXT4-fs warning (device sda1): ext4_mb_regular_allocator:3120: inode #2070: comm syz-executor: ext4_mb_regular_allocator: Best len 1, origin len 1, ac_status 2, ac_flags 0x0, cr 1 ret 0 [ 133.504604][ T6221] [ 133.526130][ T6221] EXT4-fs warning (device sda1): ext4_mb_new_blocks:6363: inode #2070: comm syz-executor: ext4_mb_new_blocks: Allocation found: lblk:0, len:1, pblk:5767 [ 133.526130][ T6221] [ 133.543876][ T6221] EXT4-fs warning (device sda1): ext4_ext_map_blocks:4486: inode #2070: comm syz-executor: ext4_ext_map_blocks: add newext [0, 1, 5767, unwrit:0] to extent tree. [ 133.543876][ T6221] [ 133.562459][ T6221] EXT4-fs warning (device sda1): ext4_ext_insert_extent:2015: inode #2070: comm syz-executor: ext4_ext_insert_extent: add newext [0, 1, 5767, unwrit:0] to extent tree. [ 133.562459][ T6221] [ 133.581913][ T6221] EXT4-fs warning (device sda1): ext4_es_insert_extent:931: inode #2070: comm syz-executor: ext4_es_insert_extent: add lblk:0 len:1 pblk:5767 0x1 to es [ 133.581913][ T6221] [ 134.301629][ T4444] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 134.309741][ T4444] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 134.330730][ T1102] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 134.338547][ T1102] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 135.820040][ T6264] chnl_net:caif_netlink_parms(): no params data found [ 135.946795][ T6264] bridge0: port 1(bridge_slave_0) entered blocking state [ 135.954276][ T6264] bridge0: port 1(bridge_slave_0) entered disabled state [ 135.961533][ T6264] bridge_slave_0: entered allmulticast mode [ 135.970627][ T6264] bridge_slave_0: entered promiscuous mode [ 135.982770][ T6264] bridge0: port 2(bridge_slave_1) entered blocking state [ 135.989943][ T6264] bridge0: port 2(bridge_slave_1) entered disabled state [ 135.997276][ T6264] bridge_slave_1: entered allmulticast mode [ 136.004692][ T6264] bridge_slave_1: entered promiscuous mode [ 136.037531][ T6264] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 136.049752][ T6264] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 136.087451][ T6264] team0: Port device team_slave_0 added [ 136.097599][ T6264] team0: Port device team_slave_1 added [ 136.125628][ T6264] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 136.132782][ T6264] 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 1532 would solve the problem. [ 136.158890][ T6264] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 136.171786][ T6264] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 136.178719][ T6264] 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 1532 would solve the problem. [ 136.204682][ T6264] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 136.250836][ T6264] hsr_slave_0: entered promiscuous mode [ 136.257267][ T6264] hsr_slave_1: entered promiscuous mode [ 136.801095][ T6264] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 136.812421][ T6264] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 136.826084][ T6264] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 136.842234][ T6264] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 136.958444][ T6264] 8021q: adding VLAN 0 to HW filter on device bond0 [ 136.981987][ T6264] 8021q: adding VLAN 0 to HW filter on device team0 [ 136.995702][ T1102] bridge0: port 1(bridge_slave_0) entered blocking state [ 137.003034][ T1102] bridge0: port 1(bridge_slave_0) entered forwarding state [ 137.020426][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 137.027632][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 137.316034][ T6264] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 137.374269][ T6264] veth0_vlan: entered promiscuous mode [ 137.387741][ T6264] veth1_vlan: entered promiscuous mode [ 137.428019][ T6264] veth0_macvtap: entered promiscuous mode [ 137.441369][ T6264] veth1_macvtap: entered promiscuous mode [ 137.463896][ T6264] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 137.481582][ T6264] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 137.496836][ T4380] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 137.510991][ T4380] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 137.527623][ T4380] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 137.543950][ T4380] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 137.682404][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 137.690250][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 137.703329][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 137.719468][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 137.721962][ T4380] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 137.737921][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 137.828312][ T4380] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 137.913174][ T4380] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 138.024393][ T4380] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/03/12 18:03:38 executed programs: 0 [ 138.505635][ T6344] EXT4-fs warning: 336 callbacks suppressed [ 138.505656][ T6344] EXT4-fs warning (device sda1): ext4_cache_extents:532: inode #2093: comm syz-executor: ext4_cache_extents: caching extents [ 138.505656][ T6344] [ 138.532699][ T6344] EXT4-fs warning (device sda1): ext4_es_cache_extent:1045: inode #2093: comm syz-executor: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 138.532699][ T6344] [ 138.554158][ T6344] EXT4-fs warning (device sda1): __es_insert_extent:852: inode #2093: comm syz-executor: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 138.554158][ T6344] [ 138.573777][ T6344] EXT4-fs warning (device sda1): ext4_cache_extents:532: inode #2093: comm syz-executor: ext4_cache_extents: caching extents [ 138.573777][ T6344] [ 138.589082][ T6344] EXT4-fs warning (device sda1): ext4_mb_new_blocks:6274: inode #2093: comm syz-executor: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 138.589082][ T6344] [ 138.606587][ T6344] EXT4-fs warning (device sda1): ext4_mb_regular_allocator:3120: inode #2093: comm syz-executor: ext4_mb_regular_allocator: Best len 1, origin len 1, ac_status 2, ac_flags 0x0, cr 1 ret 0 [ 138.606587][ T6344] [ 138.628745][ T6344] EXT4-fs warning (device sda1): ext4_mb_new_blocks:6363: inode #2093: comm syz-executor: ext4_mb_new_blocks: Allocation found: lblk:0, len:1, pblk:5791 [ 138.628745][ T6344] [ 138.646850][ T6344] EXT4-fs warning (device sda1): ext4_ext_map_blocks:4486: inode #2093: comm syz-executor: ext4_ext_map_blocks: add newext [0, 1, 5791, unwrit:0] to extent tree. [ 138.646850][ T6344] [ 138.668092][ T6344] EXT4-fs warning (device sda1): ext4_ext_insert_extent:2015: inode #2093: comm syz-executor: ext4_ext_insert_extent: add newext [0, 1, 5791, unwrit:0] to extent tree. [ 138.668092][ T6344] [ 138.687363][ T6344] EXT4-fs warning (device sda1): ext4_es_insert_extent:931: inode #2093: comm syz-executor: ext4_es_insert_extent: add lblk:0 len:1 pblk:5791 0x1 to es [ 138.687363][ T6344] [ 138.724315][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 138.733921][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 138.749194][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 138.757421][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 138.766779][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 139.004042][ T6349] chnl_net:caif_netlink_parms(): no params data found [ 139.118775][ T6349] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.126114][ T6349] bridge0: port 1(bridge_slave_0) entered disabled state [ 139.133501][ T6349] bridge_slave_0: entered allmulticast mode [ 139.141955][ T6349] bridge_slave_0: entered promiscuous mode [ 139.154489][ T6349] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.161692][ T6349] bridge0: port 2(bridge_slave_1) entered disabled state [ 139.169021][ T6349] bridge_slave_1: entered allmulticast mode [ 139.177277][ T6349] bridge_slave_1: entered promiscuous mode [ 139.216339][ T6349] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 139.229393][ T6349] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 139.269041][ T6349] team0: Port device team_slave_0 added [ 139.277731][ T6349] team0: Port device team_slave_1 added [ 139.313464][ T6349] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 139.320638][ T6349] 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 1532 would solve the problem. [ 139.346980][ T6349] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 139.359748][ T6349] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 139.367540][ T6349] 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 1532 would solve the problem. [ 139.395762][ T6349] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 139.466676][ T6349] hsr_slave_0: entered promiscuous mode [ 139.474166][ T6349] hsr_slave_1: entered promiscuous mode [ 139.481169][ T6349] debugfs: 'hsr0' already exists in 'hsr' [ 139.487019][ T6349] Cannot create hsr debugfs directory [ 140.131906][ T4380] bridge_slave_1: left allmulticast mode [ 140.137633][ T4380] bridge_slave_1: left promiscuous mode [ 140.146396][ T4380] bridge0: port 2(bridge_slave_1) entered disabled state [ 140.156996][ T4380] bridge_slave_0: left allmulticast mode [ 140.166820][ T4380] bridge_slave_0: left promiscuous mode [ 140.173072][ T4380] bridge0: port 1(bridge_slave_0) entered disabled state [ 140.412288][ T4380] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 140.423283][ T4380] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 140.433597][ T4380] bond0 (unregistering): Released all slaves [ 140.526717][ T4380] hsr_slave_0: left promiscuous mode [ 140.533033][ T4380] hsr_slave_1: left promiscuous mode [ 140.539144][ T4380] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 140.547148][ T4380] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 140.561352][ T4380] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 140.568748][ T4380] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 140.588469][ T4380] veth1_macvtap: left promiscuous mode [ 140.594122][ T4380] veth0_macvtap: left promiscuous mode [ 140.599851][ T4380] veth1_vlan: left promiscuous mode [ 140.605685][ T4380] veth0_vlan: left promiscuous mode [ 140.792247][ T52] Bluetooth: hci0: command tx timeout [ 141.068506][ T4380] team0 (unregistering): Port device team_slave_1 removed [ 141.101566][ T4380] team0 (unregistering): Port device team_slave_0 removed [ 141.556755][ T6349] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 141.569883][ T6349] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 141.581980][ T6349] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 141.600953][ T6349] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 141.855007][ T6349] 8021q: adding VLAN 0 to HW filter on device bond0 [ 141.885486][ T6349] 8021q: adding VLAN 0 to HW filter on device team0 [ 141.915862][ T1102] bridge0: port 1(bridge_slave_0) entered blocking state [ 141.923035][ T1102] bridge0: port 1(bridge_slave_0) entered forwarding state [ 141.946733][ T1102] bridge0: port 2(bridge_slave_1) entered blocking state [ 141.953902][ T1102] bridge0: port 2(bridge_slave_1) entered forwarding state [ 142.257574][ T6349] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 142.324340][ T6349] veth0_vlan: entered promiscuous mode [ 142.352197][ T6349] veth1_vlan: entered promiscuous mode [ 142.413971][ T6349] veth0_macvtap: entered promiscuous mode [ 142.434556][ T6349] veth1_macvtap: entered promiscuous mode [ 142.484680][ T6349] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 142.513829][ T6349] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 142.529948][ T4380] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 142.549483][ T4380] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 142.575182][ T4380] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 142.614691][ T4380] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 142.658640][ T4380] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 142.681469][ T4380] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 142.719651][ T1142] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 142.729291][ T1142] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 142.837692][ T6460] loop0: detected capacity change from 0 to 1024 [ 142.869896][ T6460] EXT4-fs: Ignoring removed bh option [ 142.882353][ T52] Bluetooth: hci0: command tx timeout [ 142.882746][ T6460] EXT4-fs: Ignoring removed oldalloc option [ 142.911234][ T6460] EXT4-fs: Ignoring removed nobh option [ 142.954632][ T6460] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 142.968588][ T6460] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.17: ext4_cache_extents: caching extents [ 142.968588][ T6460] [ 142.984935][ T6460] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.17: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 142.984935][ T6460] [ 143.004003][ T6460] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.17: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 143.004003][ T6460] [ 143.022652][ T6460] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.17: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 143.022652][ T6460] [ 143.055387][ T6466] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.17: ext4_cache_extents: caching extents [ 143.055387][ T6466] [ 143.060670][ T31] audit: type=1804 audit(1773338623.019:2): pid=6460 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.17" name="/newroot/0/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 143.070719][ T6466] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.17: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 143.070719][ T6466] [ 143.119009][ T6460] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.17: ext4_cache_extents: caching extents [ 143.119009][ T6460] [ 143.135494][ T6466] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.17: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 143.135494][ T6466] [ 143.150661][ T6460] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.17: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 143.150661][ T6460] [ 143.174831][ T6466] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.17: ext4_cache_extents: caching extents [ 143.174831][ T6466] [ 143.226222][ T6466] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 143.291666][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 143.349168][ T6476] loop0: detected capacity change from 0 to 1024 [ 143.387019][ T6476] EXT4-fs: Ignoring removed bh option [ 143.395198][ T6476] EXT4-fs: Ignoring removed oldalloc option [ 143.402099][ T6476] EXT4-fs: Ignoring removed nobh option [ 143.457048][ T6476] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 143.497368][ T6476] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.18: ext4_cache_extents: caching extents [ 143.497368][ T6476] [ 143.531078][ T6476] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.18: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 143.531078][ T6476] [ 143.573098][ T6476] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.18: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 143.573098][ T6476] [ 143.592229][ T6476] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.18: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 143.592229][ T6476] [ 143.623040][ T31] audit: type=1804 audit(1773338623.589:3): pid=6482 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.18" name="/newroot/1/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 143.644870][ T6476] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.18: ext4_cache_extents: caching extents [ 143.644870][ T6476] [ 143.661136][ T6476] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.18: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 143.661136][ T6476] [ 143.699953][ T6482] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.18: ext4_cache_extents: caching extents [ 143.699953][ T6482] [ 143.719220][ T6476] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.18: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 143.719220][ T6476] [ 143.731326][ T6482] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.18: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 143.731326][ T6482] [ 143.778591][ T6476] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.18: ext4_cache_extents: caching extents [ 143.778591][ T6476] [ 143.856502][ T6476] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 143.908920][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. 2026/03/12 18:03:43 executed programs: 4 [ 144.002706][ T6490] loop0: detected capacity change from 0 to 1024 [ 144.030442][ T6490] EXT4-fs: Ignoring removed bh option [ 144.050078][ T6490] EXT4-fs: Ignoring removed oldalloc option [ 144.056917][ T6490] EXT4-fs: Ignoring removed nobh option [ 144.103777][ T6490] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 144.117952][ T6490] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.19: ext4_cache_extents: caching extents [ 144.117952][ T6490] [ 144.138288][ T6490] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.19: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 144.138288][ T6490] [ 144.158059][ T6490] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.19: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 144.158059][ T6490] [ 144.175760][ T6490] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.19: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 144.175760][ T6490] [ 144.195789][ T31] audit: type=1804 audit(1773338624.159:4): pid=6490 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.19" name="/newroot/2/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 144.219077][ T6490] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.19: ext4_cache_extents: caching extents [ 144.219077][ T6490] [ 144.238193][ T6490] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.19: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 144.238193][ T6490] [ 144.259120][ T31] audit: type=1804 audit(1773338624.189:5): pid=6495 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.19" name="/newroot/2/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 144.265532][ T6490] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.19: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 144.265532][ T6490] [ 144.280286][ T6495] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.19: ext4_cache_extents: caching extents [ 144.280286][ T6495] [ 144.302509][ T6490] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.19: ext4_cache_extents: caching extents [ 144.302509][ T6490] [ 144.314484][ T6495] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.19: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 144.314484][ T6495] [ 144.430461][ T6490] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 144.487948][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 144.591476][ T6504] loop0: detected capacity change from 0 to 1024 [ 144.598891][ T6504] EXT4-fs: Ignoring removed bh option [ 144.615373][ T6504] EXT4-fs: Ignoring removed oldalloc option [ 144.632413][ T6504] EXT4-fs: Ignoring removed nobh option [ 144.666170][ T6504] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 144.693455][ T6504] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.20: ext4_cache_extents: caching extents [ 144.693455][ T6504] [ 144.708845][ T6504] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.20: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 144.708845][ T6504] [ 144.727307][ T6504] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.20: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 144.727307][ T6504] [ 144.744886][ T6504] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.20: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 144.744886][ T6504] [ 144.766351][ T6508] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.20: ext4_cache_extents: caching extents [ 144.766351][ T6508] [ 144.782550][ T6508] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.20: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 144.782550][ T6508] [ 144.803463][ T6508] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.20: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 144.803463][ T6508] [ 144.822683][ T6508] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.20: ext4_cache_extents: caching extents [ 144.822683][ T6508] [ 144.837418][ T6508] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.20: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 144.837418][ T6508] [ 144.855100][ T6508] EXT4-fs warning (device loop0): ext4_mb_regular_allocator:3120: inode #15: comm syz.0.20: ext4_mb_regular_allocator: Best len 1, origin len 1, ac_status 2, ac_flags 0xa0, cr 5 ret 0 [ 144.855100][ T6508] [ 144.897527][ T6508] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 144.929303][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 144.950843][ T52] Bluetooth: hci0: command tx timeout [ 144.995720][ T6510] loop0: detected capacity change from 0 to 1024 [ 145.007658][ T6510] EXT4-fs: Ignoring removed bh option [ 145.013512][ T6510] EXT4-fs: Ignoring removed oldalloc option [ 145.019437][ T6510] EXT4-fs: Ignoring removed nobh option [ 145.049072][ T6510] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 145.062485][ T6510] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.21: ext4_cache_extents: caching extents [ 145.062485][ T6510] [ 145.079922][ T6510] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.21: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 145.079922][ T6510] [ 145.097772][ T6510] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.21: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 145.097772][ T6510] [ 145.115338][ T6510] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.21: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 145.115338][ T6510] [ 145.134924][ T31] audit: type=1804 audit(1773338625.099:6): pid=6510 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.21" name="/newroot/4/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 145.156931][ T31] audit: type=1804 audit(1773338625.129:7): pid=6513 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.21" name="/newroot/4/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 145.157868][ T6510] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.21: ext4_cache_extents: caching extents [ 145.157868][ T6510] [ 145.192212][ T6510] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.21: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 145.192212][ T6510] [ 145.212781][ T6513] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.21: ext4_cache_extents: caching extents [ 145.212781][ T6513] [ 145.220255][ T6510] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.21: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 145.220255][ T6510] [ 145.227517][ T6513] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.21: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 145.227517][ T6513] [ 145.227560][ T6513] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #18: comm syz.0.21: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 145.227560][ T6513] [ 145.498324][ T6513] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.21: Allocating blocks 497-513 which overlap fs metadata [ 145.515322][ T6513] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.21: Allocating blocks 497-513 which overlap fs metadata [ 145.555204][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 145.626796][ T6515] loop0: detected capacity change from 0 to 1024 [ 145.634762][ T6515] EXT4-fs: Ignoring removed bh option [ 145.640145][ T6515] EXT4-fs: Ignoring removed oldalloc option [ 145.664848][ T6515] EXT4-fs: Ignoring removed nobh option [ 145.697521][ T6515] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 145.712722][ T6515] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.22: ext4_cache_extents: caching extents [ 145.712722][ T6515] [ 145.727512][ T6515] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.22: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 145.727512][ T6515] [ 145.745185][ T6515] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.22: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 145.745185][ T6515] [ 145.762511][ T6515] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.22: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 145.762511][ T6515] [ 145.783583][ T31] audit: type=1804 audit(1773338625.749:8): pid=6515 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.22" name="/newroot/5/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 145.784501][ T6518] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.22: ext4_cache_extents: caching extents [ 145.784501][ T6518] [ 145.819360][ T6518] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.22: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 145.819360][ T6518] [ 145.839694][ T6518] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.22: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 145.839694][ T6518] [ 145.839787][ T6515] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.22: ext4_cache_extents: caching extents [ 145.839787][ T6515] [ 145.858587][ T6518] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.22: ext4_cache_extents: caching extents [ 145.858587][ T6518] [ 145.858623][ T6518] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.22: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 145.858623][ T6518] [ 145.897645][ T6518] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 145.938117][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 145.986333][ T6520] loop0: detected capacity change from 0 to 1024 [ 145.997181][ T6520] EXT4-fs: Ignoring removed bh option [ 146.004267][ T6520] EXT4-fs: Ignoring removed oldalloc option [ 146.010210][ T6520] EXT4-fs: Ignoring removed nobh option [ 146.035912][ T6520] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 146.050932][ T6520] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.23: ext4_cache_extents: caching extents [ 146.050932][ T6520] [ 146.067487][ T6520] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.23: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 146.067487][ T6520] [ 146.085915][ T6520] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.23: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 146.085915][ T6520] [ 146.102944][ T6520] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.23: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 146.102944][ T6520] [ 146.123646][ T31] audit: type=1804 audit(1773338626.089:9): pid=6520 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.23" name="/newroot/6/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 146.124658][ T6520] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.23: ext4_cache_extents: caching extents [ 146.124658][ T6520] [ 146.161710][ T6520] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.23: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 146.161710][ T6520] [ 146.181858][ T6520] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.23: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 146.181858][ T6520] [ 146.200801][ T6520] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.23: ext4_cache_extents: caching extents [ 146.200801][ T6520] [ 146.216049][ T6523] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.23: ext4_cache_extents: caching extents [ 146.216049][ T6523] [ 146.220637][ T6520] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.23: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 146.220637][ T6520] [ 146.434589][ T6520] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.23: Allocating blocks 497-513 which overlap fs metadata [ 146.476881][ T6523] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.23: Allocating blocks 497-513 which overlap fs metadata [ 146.493253][ T6523] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.23: Allocating blocks 497-513 which overlap fs metadata [ 146.526183][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 146.577201][ T6525] loop0: detected capacity change from 0 to 1024 [ 146.589505][ T6525] EXT4-fs: Ignoring removed bh option [ 146.595188][ T6525] EXT4-fs: Ignoring removed oldalloc option [ 146.603804][ T6525] EXT4-fs: Ignoring removed nobh option [ 146.627067][ T6525] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 146.640436][ T6525] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.24: ext4_cache_extents: caching extents [ 146.640436][ T6525] [ 146.655290][ T6525] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.24: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 146.655290][ T6525] [ 146.673070][ T6525] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.24: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 146.673070][ T6525] [ 146.690418][ T6525] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.24: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 146.690418][ T6525] [ 146.715722][ T31] audit: type=1804 audit(1773338626.679:10): pid=6525 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.24" name="/newroot/7/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 146.738598][ T6525] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.24: ext4_cache_extents: caching extents [ 146.738598][ T6525] [ 146.753463][ T6525] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.24: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 146.753463][ T6525] [ 146.773527][ T6525] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.24: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 146.773527][ T6525] [ 146.788932][ T6528] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.24: ext4_cache_extents: caching extents [ 146.788932][ T6528] [ 146.794788][ T6525] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.24: ext4_cache_extents: caching extents [ 146.794788][ T6525] [ 146.807592][ T6528] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.24: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 146.807592][ T6528] [ 146.853350][ T6525] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 146.880285][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 146.933461][ T6531] loop0: detected capacity change from 0 to 1024 [ 146.942335][ T6531] EXT4-fs: Ignoring removed bh option [ 146.948110][ T6531] EXT4-fs: Ignoring removed oldalloc option [ 146.954665][ T6531] EXT4-fs: Ignoring removed nobh option [ 146.986379][ T6531] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 147.011250][ T6531] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.25: ext4_cache_extents: caching extents [ 147.011250][ T6531] [ 147.029060][ T6531] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.25: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 147.029060][ T6531] [ 147.050266][ T52] Bluetooth: hci0: command tx timeout [ 147.056486][ T6531] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.25: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 147.056486][ T6531] [ 147.073822][ T6531] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.25: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 147.073822][ T6531] [ 147.093501][ T31] audit: type=1804 audit(1773338627.059:11): pid=6531 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.25" name="/newroot/8/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 147.111443][ T6531] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.25: ext4_cache_extents: caching extents [ 147.111443][ T6531] [ 147.130436][ T6531] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.25: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 147.130436][ T6531] [ 147.151416][ T6531] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.25: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 147.151416][ T6531] [ 147.170244][ T6531] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.25: ext4_cache_extents: caching extents [ 147.170244][ T6531] [ 147.171822][ T6534] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.25: ext4_cache_extents: caching extents [ 147.171822][ T6534] [ 147.185175][ T6531] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.25: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 147.185175][ T6531] [ 147.232592][ T6531] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 147.261022][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 147.310376][ T6536] loop0: detected capacity change from 0 to 1024 [ 147.324372][ T6536] EXT4-fs: Ignoring removed bh option [ 147.329798][ T6536] EXT4-fs: Ignoring removed oldalloc option [ 147.336117][ T6536] EXT4-fs: Ignoring removed nobh option [ 147.371910][ T6536] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 147.390962][ T6536] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.26: ext4_cache_extents: caching extents [ 147.390962][ T6536] [ 147.406309][ T6536] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.26: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 147.406309][ T6536] [ 147.424619][ T6536] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.26: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 147.424619][ T6536] [ 147.443850][ T6536] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.26: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 147.443850][ T6536] [ 147.467121][ T6536] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.26: ext4_cache_extents: caching extents [ 147.467121][ T6536] [ 147.482268][ T6536] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.26: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 147.482268][ T6536] [ 147.502527][ T6536] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.26: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 147.502527][ T6536] [ 147.522153][ T6536] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.26: ext4_cache_extents: caching extents [ 147.522153][ T6536] [ 147.522342][ T6539] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.26: ext4_cache_extents: caching extents [ 147.522342][ T6539] [ 147.536898][ T6536] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.26: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 147.536898][ T6536] [ 147.561752][ T6536] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 147.603791][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 147.676801][ T6541] EXT4-fs: Ignoring removed bh option [ 147.682638][ T6541] EXT4-fs: Ignoring removed oldalloc option [ 147.688584][ T6541] EXT4-fs: Ignoring removed nobh option [ 147.723349][ T6541] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 147.736555][ T6541] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.27: ext4_cache_extents: caching extents [ 147.736555][ T6541] [ 147.752491][ T6541] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.27: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 147.752491][ T6541] [ 147.772588][ T6541] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.27: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 147.772588][ T6541] [ 147.789444][ T6541] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.27: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 147.789444][ T6541] [ 147.810358][ T6541] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.27: ext4_cache_extents: caching extents [ 147.810358][ T6541] [ 147.825128][ T6541] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.27: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 147.825128][ T6541] [ 147.845588][ T6541] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.27: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 147.845588][ T6541] [ 147.865330][ T6541] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.27: ext4_cache_extents: caching extents [ 147.865330][ T6541] [ 147.865363][ T6544] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.27: ext4_cache_extents: caching extents [ 147.865363][ T6544] [ 147.880177][ T6541] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.27: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 147.880177][ T6541] [ 147.923742][ T6541] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 147.952414][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 148.019283][ T6547] set_capacity_and_notify: 1 callbacks suppressed [ 148.019305][ T6547] loop0: detected capacity change from 0 to 1024 [ 148.035183][ T6547] EXT4-fs: Ignoring removed bh option [ 148.040686][ T6547] EXT4-fs: Ignoring removed oldalloc option [ 148.046764][ T6547] EXT4-fs: Ignoring removed nobh option [ 148.088525][ T6547] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 148.102123][ T6547] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.28: ext4_cache_extents: caching extents [ 148.102123][ T6547] [ 148.118582][ T6547] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.28: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 148.118582][ T6547] [ 148.136931][ T6547] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.28: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 148.136931][ T6547] [ 148.154037][ T6547] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.28: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 148.154037][ T6547] [ 148.174654][ T31] kauditd_printk_skb: 3 callbacks suppressed [ 148.174672][ T31] audit: type=1804 audit(1773338628.139:15): pid=6547 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.28" name="/newroot/11/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 148.182931][ T6547] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.28: ext4_cache_extents: caching extents [ 148.182931][ T6547] [ 148.201891][ T31] audit: type=1804 audit(1773338628.149:16): pid=6550 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.28" name="/newroot/11/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 148.237627][ T6547] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.28: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 148.237627][ T6547] [ 148.237679][ T6550] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.28: ext4_cache_extents: caching extents [ 148.237679][ T6550] [ 148.257721][ T6547] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.28: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 148.257721][ T6547] [ 148.257885][ T6547] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.28: ext4_cache_extents: caching extents [ 148.257885][ T6547] [ 148.257918][ T6547] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.28: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 148.257918][ T6547] [ 148.386427][ T6547] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 148.431476][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 148.482594][ T6553] loop0: detected capacity change from 0 to 1024 [ 148.490044][ T6553] EXT4-fs: Ignoring removed bh option [ 148.495482][ T6553] EXT4-fs: Ignoring removed oldalloc option [ 148.501863][ T6553] EXT4-fs: Ignoring removed nobh option [ 148.539742][ T6553] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 148.554015][ T6553] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.29: ext4_cache_extents: caching extents [ 148.554015][ T6553] [ 148.569537][ T6553] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.29: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 148.569537][ T6553] [ 148.588001][ T6553] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.29: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 148.588001][ T6553] [ 148.604754][ T6553] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.29: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 148.604754][ T6553] [ 148.625152][ T31] audit: type=1804 audit(1773338628.589:17): pid=6553 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.29" name="/newroot/12/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 148.631722][ T6553] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.29: ext4_cache_extents: caching extents [ 148.631722][ T6553] [ 148.662193][ T6553] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.29: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 148.662193][ T6553] [ 148.682532][ T6553] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.29: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 148.682532][ T6553] [ 148.701471][ T6553] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.29: ext4_cache_extents: caching extents [ 148.701471][ T6553] [ 148.701829][ T6556] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.29: ext4_cache_extents: caching extents [ 148.701829][ T6556] [ 148.716637][ T6553] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.29: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 148.716637][ T6553] [ 148.759470][ T6553] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 148.786962][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 148.839639][ T6558] loop0: detected capacity change from 0 to 1024 [ 148.848995][ T6558] EXT4-fs: Ignoring removed bh option [ 148.854719][ T6558] EXT4-fs: Ignoring removed oldalloc option [ 148.862311][ T6558] EXT4-fs: Ignoring removed nobh option [ 148.894296][ T6558] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 148.907574][ T6558] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.30: ext4_cache_extents: caching extents [ 148.907574][ T6558] [ 148.922931][ T6558] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.30: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 148.922931][ T6558] [ 148.942739][ T6558] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.30: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 148.942739][ T6558] [ 148.960422][ T6558] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.30: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 148.960422][ T6558] [ 148.970841][ T4380] EXT4-fs warning: 15 callbacks suppressed [ 148.970858][ T4380] EXT4-fs warning (device sda1): ext4_mb_new_blocks:6274: inode #2027: comm kworker/u8:12: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 148.970858][ T4380] [ 148.982645][ T6558] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.30: ext4_cache_extents: caching extents [ 148.982645][ T6558] [ 148.985498][ T31] audit: type=1804 audit(1773338628.949:18): pid=6558 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.30" name="/newroot/13/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 149.015818][ T4380] EXT4-fs warning (device sda1): ext4_mb_new_blocks:6363: inode #2027: comm kworker/u8:12: ext4_mb_new_blocks: Allocation found: lblk:0, len:1, pblk:65028 [ 149.015818][ T4380] [ 149.057878][ T6558] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.30: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 149.057878][ T6558] [ 149.057885][ T4380] EXT4-fs warning (device sda1): ext4_ext_map_blocks:4486: inode #2027: comm kworker/u8:12: ext4_ext_map_blocks: add newext [0, 1, 65028, unwrit:1] to extent tree. [ 149.057885][ T4380] [ 149.057923][ T4380] EXT4-fs warning (device sda1): ext4_ext_insert_extent:2015: inode #2027: comm kworker/u8:12: ext4_ext_insert_extent: add newext [0, 1, 65028, unwrit:1] to extent tree. [ 149.057923][ T4380] [ 149.078422][ T6561] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.30: ext4_cache_extents: caching extents [ 149.078422][ T6561] [ 149.097479][ T4380] EXT4-fs warning (device sda1): ext4_es_insert_extent:931: inode #2027: comm kworker/u8:12: ext4_es_insert_extent: add lblk:0 len:1 pblk:65028 0x2 to es [ 149.097479][ T4380] [ 149.118257][ T6558] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.30: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 149.118257][ T6558] [ 149.140621][ T6561] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.30: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 149.140621][ T6561] [ 149.149754][ T6558] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.30: ext4_cache_extents: caching extents [ 149.149754][ T6558] [ 149.203754][ T4380] EXT4-fs warning (device sda1): __es_remove_extent:1512: inode #2027: comm kworker/u8:12: __es_remove_extent: remove [0,0] range from extent status tree of inode 2027 [ 149.203754][ T4380] [ 149.218367][ T6558] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 149.222807][ T4380] EXT4-fs warning (device sda1): __es_insert_extent:852: inode #2027: comm kworker/u8:12: __es_insert_extent: add lblk:0 len:1 pblk:65028 status:0x2] [ 149.222807][ T4380] [ 149.261088][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 149.272315][ T13] EXT4-fs warning (device sda1): ext4_es_insert_extent:931: inode #2027: comm kworker/u8:1: ext4_es_insert_extent: add lblk:0 len:1 pblk:65028 0x1 to es [ 149.272315][ T13] 2026/03/12 18:03:49 executed programs: 16 [ 149.290806][ T13] EXT4-fs warning (device sda1): __es_remove_extent:1512: inode #2027: comm kworker/u8:1: __es_remove_extent: remove [0,0] range from extent status tree of inode 2027 [ 149.290806][ T13] [ 149.310076][ T13] EXT4-fs warning (device sda1): __es_insert_extent:852: inode #2027: comm kworker/u8:1: __es_insert_extent: add lblk:0 len:1 pblk:65028 status:0x1] [ 149.310076][ T13] [ 149.364565][ T6564] loop0: detected capacity change from 0 to 1024 [ 149.373395][ T6564] EXT4-fs: Ignoring removed bh option [ 149.378791][ T6564] EXT4-fs: Ignoring removed oldalloc option [ 149.387085][ T6564] EXT4-fs: Ignoring removed nobh option [ 149.425732][ T6564] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 149.439134][ T6564] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.31: ext4_cache_extents: caching extents [ 149.439134][ T6564] [ 149.454563][ T6564] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.31: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 149.454563][ T6564] [ 149.474220][ T6564] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.31: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 149.474220][ T6564] [ 149.491202][ T6564] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.31: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 149.491202][ T6564] [ 149.511678][ T31] audit: type=1804 audit(1773338629.479:19): pid=6564 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.31" name="/newroot/14/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 149.521559][ T6564] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.31: ext4_cache_extents: caching extents [ 149.521559][ T6564] [ 149.549073][ T6564] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.31: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 149.549073][ T6564] [ 149.570145][ T6564] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.31: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 149.570145][ T6564] [ 149.588963][ T6564] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.31: ext4_cache_extents: caching extents [ 149.588963][ T6564] [ 149.598858][ T6567] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.31: ext4_cache_extents: caching extents [ 149.598858][ T6567] [ 149.603697][ T6564] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.31: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 149.603697][ T6564] [ 149.627379][ T6564] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 149.668677][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 149.735661][ T6569] loop0: detected capacity change from 0 to 1024 [ 149.745597][ T6569] EXT4-fs: Ignoring removed bh option [ 149.752269][ T6569] EXT4-fs: Ignoring removed oldalloc option [ 149.758209][ T6569] EXT4-fs: Ignoring removed nobh option [ 149.797039][ T6569] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 149.822294][ T6569] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.32: ext4_cache_extents: caching extents [ 149.822294][ T6569] [ 149.838673][ T6569] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.32: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 149.838673][ T6569] [ 149.856442][ T6569] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.32: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 149.856442][ T6569] [ 149.874389][ T6569] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.32: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 149.874389][ T6569] [ 149.893703][ T31] audit: type=1804 audit(1773338629.859:20): pid=6569 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.32" name="/newroot/15/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 149.915060][ T31] audit: type=1804 audit(1773338629.879:21): pid=6572 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.32" name="/newroot/15/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 149.916196][ T6569] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.32: ext4_cache_extents: caching extents [ 149.916196][ T6569] [ 149.950709][ T6569] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.32: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 149.950709][ T6569] [ 149.966863][ T6572] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.32: ext4_cache_extents: caching extents [ 149.966863][ T6572] [ 149.972155][ T6569] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.32: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 149.972155][ T6569] [ 150.004588][ T6569] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.32: ext4_cache_extents: caching extents [ 150.004588][ T6569] [ 150.019413][ T6572] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.32: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 150.019413][ T6572] [ 150.065861][ T6569] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 241:freeing already freed block (bit 15); block bitmap corrupt. [ 150.099045][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 150.152757][ T6574] loop0: detected capacity change from 0 to 1024 [ 150.162173][ T6574] EXT4-fs: Ignoring removed bh option [ 150.167569][ T6574] EXT4-fs: Ignoring removed oldalloc option [ 150.173657][ T6574] EXT4-fs: Ignoring removed nobh option [ 150.207870][ T6574] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 150.233736][ T6574] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.33: ext4_cache_extents: caching extents [ 150.233736][ T6574] [ 150.248776][ T6574] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.33: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 150.248776][ T6574] [ 150.267614][ T6574] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.33: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 150.267614][ T6574] [ 150.290649][ T6574] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.33: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 150.290649][ T6574] [ 150.313252][ T31] audit: type=1804 audit(1773338630.279:22): pid=6574 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.33" name="/newroot/16/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 150.313347][ T6577] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.33: ext4_cache_extents: caching extents [ 150.313347][ T6577] [ 150.349256][ T6577] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.33: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 150.349256][ T6577] [ 150.369629][ T6574] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.33: ext4_cache_extents: caching extents [ 150.369629][ T6574] [ 150.370018][ T6577] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.33: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 150.370018][ T6577] [ 150.384652][ T6574] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.33: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 150.384652][ T6574] [ 150.384697][ T6574] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #18: comm syz.0.33: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 150.384697][ T6574] [ 150.456462][ T6577] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 225:freeing already freed block (bit 14); block bitmap corrupt. [ 150.472102][ T6577] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 36 with max blocks 1 with error 28 [ 150.485183][ T6577] EXT4-fs (loop0): This should not happen!! Data will be lost [ 150.485183][ T6577] [ 150.495078][ T6577] EXT4-fs (loop0): Total free blocks count 0 [ 150.501168][ T6577] EXT4-fs (loop0): Free/Dirty block details [ 150.507061][ T6577] EXT4-fs (loop0): free_blocks=16 [ 150.512293][ T6577] EXT4-fs (loop0): dirty_blocks=0 [ 150.517321][ T6577] EXT4-fs (loop0): Block reservation details [ 150.523373][ T6577] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 150.540068][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 150.589963][ T6579] loop0: detected capacity change from 0 to 1024 [ 150.598621][ T6579] EXT4-fs: Ignoring removed bh option [ 150.614482][ T6579] EXT4-fs: Ignoring removed oldalloc option [ 150.620416][ T6579] EXT4-fs: Ignoring removed nobh option [ 150.666479][ T6579] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 150.679670][ T6579] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.34: ext4_cache_extents: caching extents [ 150.679670][ T6579] [ 150.695840][ T6579] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.34: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 150.695840][ T6579] [ 150.721767][ T6579] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.34: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 150.721767][ T6579] [ 150.739456][ T6579] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.34: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 150.739456][ T6579] [ 150.759949][ T31] audit: type=1804 audit(1773338630.729:23): pid=6579 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.34" name="/newroot/17/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 150.761221][ T6579] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.34: ext4_cache_extents: caching extents [ 150.761221][ T6579] [ 150.796655][ T6579] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.34: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 150.796655][ T6579] [ 150.816736][ T6579] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.34: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 150.816736][ T6579] [ 150.836045][ T6579] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.34: ext4_cache_extents: caching extents [ 150.836045][ T6579] [ 150.851097][ T6582] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.34: ext4_cache_extents: caching extents [ 150.851097][ T6582] [ 150.851472][ T6579] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.34: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 150.851472][ T6579] [ 150.896179][ T6579] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 225:freeing already freed block (bit 14); block bitmap corrupt. [ 150.912101][ T6579] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 36 with max blocks 1 with error 28 [ 150.924411][ T6579] EXT4-fs (loop0): This should not happen!! Data will be lost [ 150.924411][ T6579] [ 150.934199][ T6579] EXT4-fs (loop0): Total free blocks count 0 [ 150.940297][ T6579] EXT4-fs (loop0): Free/Dirty block details [ 150.946227][ T6579] EXT4-fs (loop0): free_blocks=16 [ 150.951365][ T6579] EXT4-fs (loop0): dirty_blocks=0 [ 150.956394][ T6579] EXT4-fs (loop0): Block reservation details [ 150.962405][ T6579] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 150.979883][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 151.042498][ T6584] loop0: detected capacity change from 0 to 1024 [ 151.051336][ T6584] EXT4-fs: Ignoring removed bh option [ 151.056740][ T6584] EXT4-fs: Ignoring removed oldalloc option [ 151.074419][ T6584] EXT4-fs: Ignoring removed nobh option [ 151.098531][ T6584] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 151.112300][ T6584] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.35: ext4_cache_extents: caching extents [ 151.112300][ T6584] [ 151.127218][ T6584] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.35: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 151.127218][ T6584] [ 151.144865][ T6584] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.35: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 151.144865][ T6584] [ 151.164143][ T6584] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.35: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 151.164143][ T6584] [ 151.185259][ T31] audit: type=1804 audit(1773338631.149:24): pid=6584 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.35" name="/newroot/18/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 151.186306][ T6584] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.35: ext4_cache_extents: caching extents [ 151.186306][ T6584] [ 151.222065][ T6584] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.35: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 151.222065][ T6584] [ 151.242437][ T6587] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.35: ext4_cache_extents: caching extents [ 151.242437][ T6587] [ 151.257266][ T6584] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.35: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 151.257266][ T6584] [ 151.257291][ T6587] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.35: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 151.257291][ T6587] [ 151.276120][ T6584] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.35: ext4_cache_extents: caching extents [ 151.276120][ T6584] [ 151.312328][ T6584] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 151.337617][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 151.406010][ T6590] loop0: detected capacity change from 0 to 1024 [ 151.422224][ T6590] EXT4-fs: Ignoring removed bh option [ 151.427618][ T6590] EXT4-fs: Ignoring removed oldalloc option [ 151.439673][ T6590] EXT4-fs: Ignoring removed nobh option [ 151.464638][ T6590] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 151.477704][ T6590] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.36: ext4_cache_extents: caching extents [ 151.477704][ T6590] [ 151.494777][ T6590] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.36: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 151.494777][ T6590] [ 151.513208][ T6590] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.36: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 151.513208][ T6590] [ 151.529907][ T6590] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.36: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 151.529907][ T6590] [ 151.550164][ T6590] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.36: ext4_cache_extents: caching extents [ 151.550164][ T6590] [ 151.564918][ T6590] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.36: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 151.564918][ T6590] [ 151.584949][ T6590] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.36: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 151.584949][ T6590] [ 151.605278][ T6593] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.36: ext4_cache_extents: caching extents [ 151.605278][ T6593] [ 151.620087][ T6590] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.36: ext4_cache_extents: caching extents [ 151.620087][ T6590] [ 151.634875][ T6593] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.36: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 151.634875][ T6593] [ 151.718929][ T6590] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 151.761496][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 151.820378][ T6596] loop0: detected capacity change from 0 to 1024 [ 151.833236][ T6596] EXT4-fs: Ignoring removed bh option [ 151.839505][ T6596] EXT4-fs: Ignoring removed oldalloc option [ 151.845979][ T6596] EXT4-fs: Ignoring removed nobh option [ 151.876590][ T6596] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 151.889926][ T6596] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.37: ext4_cache_extents: caching extents [ 151.889926][ T6596] [ 151.905979][ T6596] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.37: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 151.905979][ T6596] [ 151.924409][ T6596] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.37: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 151.924409][ T6596] [ 151.940951][ T6596] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.37: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 151.940951][ T6596] [ 151.961377][ T6596] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.37: ext4_cache_extents: caching extents [ 151.961377][ T6596] [ 151.976194][ T6596] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.37: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 151.976194][ T6596] [ 151.996777][ T6596] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.37: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 151.996777][ T6596] [ 152.011943][ T6599] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.37: ext4_cache_extents: caching extents [ 152.011943][ T6599] [ 152.016377][ T6596] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.37: ext4_cache_extents: caching extents [ 152.016377][ T6596] [ 152.031298][ T6599] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.37: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 152.031298][ T6599] [ 152.222052][ T6599] EXT4-fs error (device loop0): ext4_find_extent:942: inode #18: comm syz.0.37: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 26, max 84(84), depth 0(0) [ 152.243030][ T6599] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 18: block 401:freeing already freed block (bit 25); block bitmap corrupt. [ 152.258771][ T6596] EXT4-fs error (device loop0): ext4_ext_remove_space:3024: inode #15: comm syz.0.37: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 25, max 84(84), depth 0(0) [ 152.289274][ T6596] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 128 with max blocks 1 with error 28 [ 152.302197][ T6596] EXT4-fs (loop0): This should not happen!! Data will be lost [ 152.302197][ T6596] [ 152.311917][ T6596] EXT4-fs (loop0): Total free blocks count 0 [ 152.317899][ T6596] EXT4-fs (loop0): Free/Dirty block details [ 152.324784][ T6596] EXT4-fs (loop0): free_blocks=16 [ 152.329801][ T6596] EXT4-fs (loop0): dirty_blocks=0 [ 152.334847][ T6596] EXT4-fs (loop0): Block reservation details [ 152.340898][ T6596] EXT4-fs (loop0): i_reserved_data_blocks=0 [ 152.362430][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 152.414512][ T6601] EXT4-fs: Ignoring removed bh option [ 152.419929][ T6601] EXT4-fs: Ignoring removed oldalloc option [ 152.426763][ T6601] EXT4-fs: Ignoring removed nobh option [ 152.458223][ T6601] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 152.471682][ T6601] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.38: ext4_cache_extents: caching extents [ 152.471682][ T6601] [ 152.487146][ T6601] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.38: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 152.487146][ T6601] [ 152.505652][ T6601] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.38: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 152.505652][ T6601] [ 152.523730][ T6601] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.38: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 152.523730][ T6601] [ 152.544228][ T6601] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.38: ext4_cache_extents: caching extents [ 152.544228][ T6601] [ 152.559946][ T6601] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.38: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 152.559946][ T6601] [ 152.581977][ T6601] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.38: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 152.581977][ T6601] [ 152.601142][ T6604] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.38: ext4_cache_extents: caching extents [ 152.601142][ T6604] [ 152.611294][ T6601] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.38: ext4_cache_extents: caching extents [ 152.611294][ T6601] [ 152.615989][ T6604] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.38: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 152.615989][ T6604] [ 152.673661][ T6601] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 241:freeing already freed block (bit 15); block bitmap corrupt. [ 152.705881][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 152.765484][ T6606] EXT4-fs: Ignoring removed bh option [ 152.772552][ T6606] EXT4-fs: Ignoring removed oldalloc option [ 152.778606][ T6606] EXT4-fs: Ignoring removed nobh option [ 152.812564][ T6606] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 152.826297][ T6606] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.39: ext4_cache_extents: caching extents [ 152.826297][ T6606] [ 152.844227][ T6606] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.39: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 152.844227][ T6606] [ 152.862467][ T6606] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.39: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 152.862467][ T6606] [ 152.882544][ T6606] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.39: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 152.882544][ T6606] [ 152.902887][ T6606] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.39: ext4_cache_extents: caching extents [ 152.902887][ T6606] [ 152.917748][ T6606] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.39: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 152.917748][ T6606] [ 152.937801][ T6606] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.39: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 152.937801][ T6606] [ 152.956705][ T6606] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.39: ext4_cache_extents: caching extents [ 152.956705][ T6606] [ 152.957431][ T6609] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.39: ext4_cache_extents: caching extents [ 152.957431][ T6609] [ 152.971605][ T6606] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.39: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 152.971605][ T6606] [ 153.190675][ T6606] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.39: Allocating blocks 497-513 which overlap fs metadata [ 153.239753][ T6609] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.39: Allocating blocks 497-513 which overlap fs metadata [ 153.256335][ T6609] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.39: Allocating blocks 497-513 which overlap fs metadata [ 153.288434][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 153.346139][ T6611] set_capacity_and_notify: 2 callbacks suppressed [ 153.346159][ T6611] loop0: detected capacity change from 0 to 1024 [ 153.365890][ T6611] EXT4-fs: Ignoring removed bh option [ 153.371670][ T6611] EXT4-fs: Ignoring removed oldalloc option [ 153.377597][ T6611] EXT4-fs: Ignoring removed nobh option [ 153.416179][ T6611] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 153.431076][ T6611] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.40: ext4_cache_extents: caching extents [ 153.431076][ T6611] [ 153.447469][ T6611] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.40: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 153.447469][ T6611] [ 153.465539][ T6611] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.40: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 153.465539][ T6611] [ 153.482824][ T6611] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.40: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 153.482824][ T6611] [ 153.502131][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 153.502148][ T31] audit: type=1804 audit(1773338633.469:31): pid=6611 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.40" name="/newroot/23/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 153.512953][ T6611] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.40: ext4_cache_extents: caching extents [ 153.512953][ T6611] [ 153.544049][ T6611] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.40: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 153.544049][ T6611] [ 153.564981][ T6611] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.40: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 153.564981][ T6611] [ 153.583816][ T6611] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.40: ext4_cache_extents: caching extents [ 153.583816][ T6611] [ 153.598835][ T6614] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.40: ext4_cache_extents: caching extents [ 153.598835][ T6614] [ 153.613708][ T6611] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.40: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 153.613708][ T6611] [ 153.822478][ T6611] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.40: Allocating blocks 497-513 which overlap fs metadata [ 153.837114][ T6614] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.40: Allocating blocks 497-513 which overlap fs metadata [ 153.867402][ T6614] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.40: Allocating blocks 497-513 which overlap fs metadata [ 153.898845][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 153.967514][ T6616] loop0: detected capacity change from 0 to 1024 [ 153.974896][ T6616] EXT4-fs: Ignoring removed bh option [ 153.980279][ T6616] EXT4-fs: Ignoring removed oldalloc option [ 153.986809][ T6616] EXT4-fs: Ignoring removed nobh option [ 154.027021][ T6616] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 154.043278][ T6616] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.41: ext4_cache_extents: caching extents [ 154.043278][ T6616] [ 154.058940][ T6616] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.41: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 154.058940][ T6616] [ 154.076592][ T6616] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.41: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 154.076592][ T6616] [ 154.093407][ T6616] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.41: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 154.093407][ T6616] [ 154.115339][ T6619] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.41: ext4_cache_extents: caching extents [ 154.115339][ T6619] [ 154.130145][ T6619] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.41: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 154.130145][ T6619] [ 154.150255][ T6619] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.41: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 154.150255][ T6619] [ 154.170223][ T6619] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.41: ext4_cache_extents: caching extents [ 154.170223][ T6619] [ 154.184968][ T6619] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.41: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 154.184968][ T6619] [ 154.202092][ T6619] EXT4-fs warning (device loop0): ext4_mb_regular_allocator:3120: inode #15: comm syz.0.41: ext4_mb_regular_allocator: Best len 1, origin len 1, ac_status 2, ac_flags 0xa0, cr 5 ret 0 [ 154.202092][ T6619] 2026/03/12 18:03:54 executed programs: 27 [ 154.243846][ T6619] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 154.276309][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 154.344906][ T6621] loop0: detected capacity change from 0 to 1024 [ 154.352351][ T6621] EXT4-fs: Ignoring removed bh option [ 154.357737][ T6621] EXT4-fs: Ignoring removed oldalloc option [ 154.379924][ T6621] EXT4-fs: Ignoring removed nobh option [ 154.402120][ T6621] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 154.416168][ T6621] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.42: ext4_cache_extents: caching extents [ 154.416168][ T6621] [ 154.431148][ T6621] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.42: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 154.431148][ T6621] [ 154.449291][ T6621] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.42: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 154.449291][ T6621] [ 154.466115][ T6621] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.42: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 154.466115][ T6621] [ 154.488188][ T31] audit: type=1804 audit(1773338634.449:32): pid=6621 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.42" name="/newroot/25/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 154.488869][ T6624] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.42: ext4_cache_extents: caching extents [ 154.488869][ T6624] [ 154.524565][ T6624] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.42: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 154.524565][ T6624] [ 154.544635][ T6624] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.42: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 154.544635][ T6624] [ 154.545586][ T6621] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.42: ext4_cache_extents: caching extents [ 154.545586][ T6621] [ 154.578669][ T6621] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.42: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 154.578669][ T6621] [ 154.578855][ T6624] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.42: ext4_cache_extents: caching extents [ 154.578855][ T6624] [ 154.628210][ T6624] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 154.658650][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 154.723451][ T6626] loop0: detected capacity change from 0 to 1024 [ 154.733080][ T6626] EXT4-fs: Ignoring removed bh option [ 154.738484][ T6626] EXT4-fs: Ignoring removed oldalloc option [ 154.745419][ T6626] EXT4-fs: Ignoring removed nobh option [ 154.777625][ T6626] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 154.791790][ T6626] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.43: ext4_cache_extents: caching extents [ 154.791790][ T6626] [ 154.808175][ T6626] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.43: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 154.808175][ T6626] [ 154.833032][ T6626] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.43: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 154.833032][ T6626] [ 154.849711][ T6626] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.43: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 154.849711][ T6626] [ 154.872648][ T31] audit: type=1804 audit(1773338634.839:33): pid=6626 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.43" name="/newroot/26/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 154.873717][ T6626] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.43: ext4_cache_extents: caching extents [ 154.873717][ T6626] [ 154.909880][ T6626] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.43: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 154.909880][ T6626] [ 154.930017][ T6626] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.43: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 154.930017][ T6626] [ 154.948850][ T6626] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.43: ext4_cache_extents: caching extents [ 154.948850][ T6626] [ 154.951825][ T6629] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.43: ext4_cache_extents: caching extents [ 154.951825][ T6629] [ 154.967156][ T6626] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.43: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 154.967156][ T6626] [ 155.008942][ T6626] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 155.036510][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 155.094492][ T6631] loop0: detected capacity change from 0 to 1024 [ 155.102754][ T6631] EXT4-fs: Ignoring removed bh option [ 155.108175][ T6631] EXT4-fs: Ignoring removed oldalloc option [ 155.120940][ T6631] EXT4-fs: Ignoring removed nobh option [ 155.163717][ T6631] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 155.176898][ T6631] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.44: ext4_cache_extents: caching extents [ 155.176898][ T6631] [ 155.195123][ T6631] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.44: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 155.195123][ T6631] [ 155.212819][ T6631] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.44: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 155.212819][ T6631] [ 155.229671][ T6631] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.44: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 155.229671][ T6631] [ 155.249061][ T31] audit: type=1804 audit(1773338635.209:34): pid=6631 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.44" name="/newroot/27/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 155.252995][ T6631] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.44: ext4_cache_extents: caching extents [ 155.252995][ T6631] [ 155.270246][ T31] audit: type=1804 audit(1773338635.209:35): pid=6634 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.44" name="/newroot/27/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 155.285369][ T6631] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.44: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 155.285369][ T6631] [ 155.327690][ T6634] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.44: ext4_cache_extents: caching extents [ 155.327690][ T6634] [ 155.336656][ T6631] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.44: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 155.336656][ T6631] [ 155.361092][ T6634] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.44: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 155.361092][ T6634] [ 155.361138][ T6634] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #18: comm syz.0.44: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 155.361138][ T6634] [ 155.407875][ T6634] EXT4-fs error (device loop0): ext4_find_extent:942: inode #18: comm syz.0.44: pblk 193 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 155.409042][ T6631] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 36 with max blocks 1 with error 117 [ 155.438959][ T6631] EXT4-fs (loop0): This should not happen!! Data will be lost [ 155.438959][ T6631] [ 155.460642][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 155.532952][ T6636] loop0: detected capacity change from 0 to 1024 [ 155.540228][ T6636] EXT4-fs: Ignoring removed bh option [ 155.546438][ T6636] EXT4-fs: Ignoring removed oldalloc option [ 155.552733][ T6636] EXT4-fs: Ignoring removed nobh option [ 155.584333][ T6636] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 155.597845][ T6636] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.45: ext4_cache_extents: caching extents [ 155.597845][ T6636] [ 155.614862][ T6636] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.45: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 155.614862][ T6636] [ 155.632547][ T6636] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.45: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 155.632547][ T6636] [ 155.649144][ T6636] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.45: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 155.649144][ T6636] [ 155.668763][ T31] audit: type=1804 audit(1773338635.629:36): pid=6636 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.45" name="/newroot/28/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 155.669455][ T6639] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.45: ext4_cache_extents: caching extents [ 155.669455][ T6639] [ 155.705600][ T6639] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.45: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 155.705600][ T6639] [ 155.725831][ T6639] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.45: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 155.725831][ T6639] [ 155.726007][ T6636] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.45: ext4_cache_extents: caching extents [ 155.726007][ T6636] [ 155.744681][ T6639] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.45: ext4_cache_extents: caching extents [ 155.744681][ T6639] [ 155.777025][ T6636] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.45: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 155.777025][ T6636] [ 155.855359][ T6639] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 155.896840][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 155.950066][ T6642] loop0: detected capacity change from 0 to 1024 [ 155.959113][ T6642] EXT4-fs: Ignoring removed bh option [ 155.965223][ T6642] EXT4-fs: Ignoring removed oldalloc option [ 155.971226][ T6642] EXT4-fs: Ignoring removed nobh option [ 155.988547][ T6642] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 156.002790][ T6642] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.46: ext4_cache_extents: caching extents [ 156.002790][ T6642] [ 156.020740][ T6642] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.46: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 156.020740][ T6642] [ 156.038767][ T6642] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.46: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 156.038767][ T6642] [ 156.063196][ T6642] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.46: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 156.063196][ T6642] [ 156.082522][ T31] audit: type=1804 audit(1773338636.049:37): pid=6642 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.46" name="/newroot/29/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 156.083509][ T6642] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.46: ext4_cache_extents: caching extents [ 156.083509][ T6642] [ 156.118543][ T6642] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.46: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 156.118543][ T6642] [ 156.138909][ T6642] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.46: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 156.138909][ T6642] [ 156.158257][ T6642] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.46: ext4_cache_extents: caching extents [ 156.158257][ T6642] [ 156.163745][ T6645] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.46: ext4_cache_extents: caching extents [ 156.163745][ T6645] [ 156.173673][ T6642] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.46: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 156.173673][ T6642] [ 156.405060][ T6645] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.46: Allocating blocks 497-513 which overlap fs metadata [ 156.426363][ T6645] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4242: comm syz.0.46: Allocating blocks 497-513 which overlap fs metadata [ 156.458682][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 156.511816][ T6647] loop0: detected capacity change from 0 to 1024 [ 156.519958][ T6647] EXT4-fs: Ignoring removed bh option [ 156.526304][ T6647] EXT4-fs: Ignoring removed oldalloc option [ 156.532537][ T6647] EXT4-fs: Ignoring removed nobh option [ 156.559684][ T6647] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 156.574127][ T6647] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.47: ext4_cache_extents: caching extents [ 156.574127][ T6647] [ 156.589299][ T6647] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.47: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 156.589299][ T6647] [ 156.607777][ T6647] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.47: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 156.607777][ T6647] [ 156.625636][ T6647] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.47: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 156.625636][ T6647] [ 156.651853][ T31] audit: type=1804 audit(1773338636.619:38): pid=6647 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.47" name="/newroot/30/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 156.674783][ T6647] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.47: ext4_cache_extents: caching extents [ 156.674783][ T6647] [ 156.692040][ T6647] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.47: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 156.692040][ T6647] [ 156.693333][ T31] audit: type=1804 audit(1773338636.639:39): pid=6650 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.47" name="/newroot/30/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 156.712131][ T6647] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.47: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 156.712131][ T6647] [ 156.712245][ T6647] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.47: ext4_cache_extents: caching extents [ 156.712245][ T6647] [ 156.712279][ T6647] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.47: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 156.712279][ T6647] [ 156.712568][ T6647] EXT4-fs warning (device loop0): ext4_mb_regular_allocator:3120: inode #15: comm syz.0.47: ext4_mb_regular_allocator: Best len 1, origin len 1, ac_status 2, ac_flags 0xa0, cr 5 ret 0 [ 156.712568][ T6647] [ 156.825581][ T6647] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 156.856670][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 156.907307][ T6652] loop0: detected capacity change from 0 to 1024 [ 156.917224][ T6652] EXT4-fs: Ignoring removed bh option [ 156.925555][ T6652] EXT4-fs: Ignoring removed oldalloc option [ 156.933092][ T6652] EXT4-fs: Ignoring removed nobh option [ 156.954687][ T6652] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 156.970106][ T6652] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.48: ext4_cache_extents: caching extents [ 156.970106][ T6652] [ 156.985021][ T6652] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.48: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 156.985021][ T6652] [ 157.004791][ T6652] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.48: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 157.004791][ T6652] [ 157.029534][ T6652] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.48: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 157.029534][ T6652] [ 157.062026][ T31] audit: type=1804 audit(1773338637.029:40): pid=6655 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.48" name="/newroot/31/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 157.073115][ T6652] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.48: ext4_cache_extents: caching extents [ 157.073115][ T6652] [ 157.097554][ T6652] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.48: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 157.097554][ T6652] [ 157.118163][ T6652] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.48: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 157.118163][ T6652] [ 157.134087][ T6655] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.48: ext4_cache_extents: caching extents [ 157.134087][ T6655] [ 157.136968][ T6652] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.48: ext4_cache_extents: caching extents [ 157.136968][ T6652] [ 157.166484][ T6652] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.48: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 157.166484][ T6652] [ 157.187514][ T13] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 18: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 157.216231][ T6349] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 157.272117][ T6657] loop0: detected capacity change from 0 to 1024 [ 157.279568][ T6657] EXT4-fs: Ignoring removed bh option [ 157.285787][ T6657] EXT4-fs: Ignoring removed oldalloc option [ 157.292109][ T6657] EXT4-fs: Ignoring removed nobh option [ 157.321052][ T6657] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.49: ext4_cache_extents: caching extents [ 157.321052][ T6657] [ 157.336161][ T6657] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.49: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 157.336161][ T6657] [ 157.354707][ T6657] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.49: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 157.354707][ T6657] [ 157.372531][ T6657] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.49: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 157.372531][ T6657] [ 157.393885][ T6657] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.49: ext4_cache_extents: caching extents [ 157.393885][ T6657] [ 157.408628][ T6657] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.49: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 157.408628][ T6657] [ 157.429826][ T6657] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.49: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 157.429826][ T6657] [ 157.448737][ T6657] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.49: ext4_cache_extents: caching extents [ 157.448737][ T6657] [ 157.449253][ T6660] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.49: ext4_cache_extents: caching extents [ 157.449253][ T6660] [ 157.463467][ T6657] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.49: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 157.463467][ T6657] [ 157.506510][ T6657] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. [ 157.574857][ T6662] EXT4-fs: Ignoring removed bh option [ 157.580433][ T6662] EXT4-fs: Ignoring removed oldalloc option [ 157.586777][ T6662] EXT4-fs: Ignoring removed nobh option [ 157.627090][ T6662] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.50: ext4_cache_extents: caching extents [ 157.627090][ T6662] [ 157.642194][ T6662] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.50: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 157.642194][ T6662] [ 157.672659][ T6662] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.50: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 157.672659][ T6662] [ 157.689923][ T6662] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.50: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 157.689923][ T6662] [ 157.722182][ T6662] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.50: ext4_cache_extents: caching extents [ 157.722182][ T6662] [ 157.738715][ T6662] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.50: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 157.738715][ T6662] [ 157.759806][ T6662] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.50: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 157.759806][ T6662] [ 157.779240][ T6665] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.50: ext4_cache_extents: caching extents [ 157.779240][ T6665] [ 157.779991][ T6662] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.50: ext4_cache_extents: caching extents [ 157.779991][ T6662] [ 157.794420][ T6665] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.50: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 157.794420][ T6665] [ 157.882677][ T6662] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 157.971612][ T6668] EXT4-fs: Ignoring removed bh option [ 157.977025][ T6668] EXT4-fs: Ignoring removed oldalloc option [ 157.983104][ T6668] EXT4-fs: Ignoring removed nobh option [ 157.997921][ T6668] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.51: ext4_cache_extents: caching extents [ 157.997921][ T6668] [ 158.013165][ T6668] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.51: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 158.013165][ T6668] [ 158.032039][ T6668] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.51: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 158.032039][ T6668] [ 158.049097][ T6668] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.51: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 158.049097][ T6668] [ 158.083588][ T6668] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.51: ext4_cache_extents: caching extents [ 158.083588][ T6668] [ 158.098678][ T6668] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.51: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 158.098678][ T6668] [ 158.119379][ T6668] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.51: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 158.119379][ T6668] [ 158.133791][ T6671] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.51: ext4_cache_extents: caching extents [ 158.133791][ T6671] [ 158.140797][ T6668] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.51: ext4_cache_extents: caching extents [ 158.140797][ T6668] [ 158.153649][ T6671] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.51: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 158.153649][ T6671] [ 158.208629][ T6668] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 241:freeing already freed block (bit 15); block bitmap corrupt. [ 158.302551][ T6673] EXT4-fs: Ignoring removed bh option [ 158.307969][ T6673] EXT4-fs: Ignoring removed oldalloc option [ 158.320323][ T6673] EXT4-fs: Ignoring removed nobh option [ 158.363759][ T6673] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.52: ext4_cache_extents: caching extents [ 158.363759][ T6673] [ 158.381729][ T6673] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.52: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 158.381729][ T6673] [ 158.400003][ T6673] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.52: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 158.400003][ T6673] [ 158.416696][ T6673] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.52: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 158.416696][ T6673] [ 158.438984][ T6673] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.52: ext4_cache_extents: caching extents [ 158.438984][ T6673] [ 158.454128][ T6673] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.52: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 158.454128][ T6673] [ 158.474210][ T6673] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.52: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 158.474210][ T6673] [ 158.489744][ T6676] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.52: ext4_cache_extents: caching extents [ 158.489744][ T6676] [ 158.493007][ T6673] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.52: ext4_cache_extents: caching extents [ 158.493007][ T6673] [ 158.508140][ T6676] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.52: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 158.508140][ T6676] [ 158.566856][ T6673] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 241:freeing already freed block (bit 15); block bitmap corrupt. [ 158.646214][ T6678] set_capacity_and_notify: 3 callbacks suppressed [ 158.646235][ T6678] loop0: detected capacity change from 0 to 1024 [ 158.671388][ T6678] EXT4-fs: Ignoring removed bh option [ 158.677796][ T6678] EXT4-fs: Ignoring removed oldalloc option [ 158.684180][ T6678] EXT4-fs: Ignoring removed nobh option [ 158.718752][ T6678] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.53: ext4_cache_extents: caching extents [ 158.718752][ T6678] [ 158.742110][ T6678] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.53: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 158.742110][ T6678] [ 158.761120][ T6678] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.53: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 158.761120][ T6678] [ 158.778685][ T6678] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.53: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 158.778685][ T6678] [ 158.802522][ T31] kauditd_printk_skb: 5 callbacks suppressed [ 158.802540][ T31] audit: type=1804 audit(1773338638.769:46): pid=6678 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.53" name="/newroot/36/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 158.803534][ T6678] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.53: ext4_cache_extents: caching extents [ 158.803534][ T6678] [ 158.844638][ T6678] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.53: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 158.844638][ T6678] [ 158.864736][ T6678] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.53: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 158.864736][ T6678] [ 158.871874][ T6682] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.53: ext4_cache_extents: caching extents [ 158.871874][ T6682] [ 158.883632][ T6678] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.53: ext4_cache_extents: caching extents [ 158.883632][ T6678] [ 158.883668][ T6678] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.53: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 158.883668][ T6678] [ 158.950097][ T6678] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 241:freeing already freed block (bit 15); block bitmap corrupt. [ 159.036292][ T6684] loop0: detected capacity change from 0 to 1024 [ 159.052427][ T6684] EXT4-fs: Ignoring removed bh option [ 159.057939][ T6684] EXT4-fs: Ignoring removed oldalloc option [ 159.064372][ T6684] EXT4-fs: Ignoring removed nobh option [ 159.115260][ T6684] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.54: ext4_cache_extents: caching extents [ 159.115260][ T6684] [ 159.130638][ T6684] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.54: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 159.130638][ T6684] [ 159.148235][ T6684] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.54: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 159.148235][ T6684] [ 159.164844][ T6684] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.54: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 159.164844][ T6684] [ 159.184957][ T31] audit: type=1804 audit(1773338639.149:47): pid=6687 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.54" name="/newroot/37/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 159.185954][ T6684] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.54: ext4_cache_extents: caching extents [ 159.185954][ T6684] [ 159.223963][ T6684] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.54: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 159.223963][ T6684] [ 159.244319][ T6687] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #18: comm syz.0.54: ext4_cache_extents: caching extents [ 159.244319][ T6687] [ 159.251651][ T6684] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.54: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 159.251651][ T6684] [ 159.259078][ T6687] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #18: comm syz.0.54: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 159.259078][ T6687] [ 159.279063][ T6684] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.54: ext4_cache_extents: caching extents [ 159.279063][ T6684] [ 159.322567][ T6684] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 15: block 177:freeing already freed block (bit 11); block bitmap corrupt. 2026/03/12 18:03:59 executed programs: 40 [ 159.409793][ T6690] loop0: detected capacity change from 0 to 1024 [ 159.429747][ T6690] EXT4-fs: Ignoring removed bh option [ 159.440646][ T6690] EXT4-fs: Ignoring removed oldalloc option [ 159.446593][ T6690] EXT4-fs: Ignoring removed nobh option [ 159.465681][ T6690] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #2: comm syz.0.55: ext4_cache_extents: caching extents [ 159.465681][ T6690] [ 159.483191][ T6690] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.55: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 159.483191][ T6690] [ 159.502124][ T6690] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #2: comm syz.0.55: __es_insert_extent: add lblk:0 len:1 pblk:16 status:0x1] [ 159.502124][ T6690] [ 159.523735][ T6690] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #2: comm syz.0.55: ext4_es_cache_extent: cache extent lblk:0 len:1 pblk:16 status:0x1 [ 159.523735][ T6690] [ 159.542812][ T31] audit: type=1804 audit(1773338639.509:48): pid=6690 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.55" name="/newroot/38/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 159.565134][ T6693] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.55: ext4_cache_extents: caching extents [ 159.565134][ T6693] [ 159.565349][ T31] audit: type=1804 audit(1773338639.509:49): pid=6693 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz.0.55" name="/newroot/38/file1/bus" dev="loop0" ino=18 res=1 errno=0 [ 159.600609][ T6693] EXT4-fs warning (device loop0): ext4_es_cache_extent:1045: inode #15: comm syz.0.55: ext4_es_cache_extent: cache extent lblk:0 len:4294967295 pblk:18446744073709551615 status:0x8 [ 159.600609][ T6693] [ 159.600651][ T6693] EXT4-fs warning (device loop0): __es_insert_extent:852: inode #15: comm syz.0.55: __es_insert_extent: add lblk:0 len:4294967295 pblk:576460752303423487 status:0x8] [ 159.600651][ T6693] [ 159.600739][ T6693] EXT4-fs warning (device loop0): ext4_cache_extents:532: inode #15: comm syz.0.55: ext4_cache_extents: caching extents [ 159.600739][ T6693] [ 159.600766][ T6693] EXT4-fs warning (device loop0): ext4_mb_new_blocks:6274: inode #15: comm syz.0.55: ext4_mb_new_blocks: Allocation requested for: lblk:0 len:1 [ 159.600766][ T6693] [ 159.601005][ T6693] EXT4-fs warning (device loop0): ext4_mb_regular_allocator:3120: inode #15: comm syz.0.55: ext4_mb_regular_allocator: Best len 1, origin len 1, ac_status 2, ac_flags 0xa0, cr 5 ret 0 [ 159.601005][ T6693] [ 159.741266][ T6693] ------------[ cut here ]------------ [ 159.746740][ T6693] kernel BUG at fs/ext4/extents_status.c:1057! [ 159.754728][ T6693] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 159.761160][ T6693] CPU: 1 UID: 0 PID: 6693 Comm: syz.0.55 Not tainted syzkaller #0 PREEMPT(full) [ 159.770268][ T6693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/27/2026 [ 159.780435][ T6693] RIP: 0010:ext4_es_cache_extent+0x8eb/0xa10 [ 159.786501][ T6693] Code: e1 07 80 c1 03 38 c1 0f 8c 51 fe ff ff 48 8b 7c 24 18 e8 f8 54 af ff e9 42 fe ff ff e8 ee 19 47 ff 90 0f 0b e8 e6 19 47 ff 90 <0f> 0b 65 8b 1d 70 7b 6e 10 bf 07 00 00 00 89 de e8 10 1e 47 ff 83 [ 159.806159][ T6693] RSP: 0018:ffffc900041aec20 EFLAGS: 00010293 [ 159.812257][ T6693] RAX: ffffffff827d24ba RBX: 0000000000000060 RCX: ffff88802d9f3d00 [ 159.820224][ T6693] RDX: 0000000000000000 RSI: 0000000000000064 RDI: 0000000000000060 [ 159.828195][ T6693] RBP: ffffc900041aed80 R08: ffff88807eaeca47 R09: 1ffff1100fd5d948 [ 159.836862][ T6693] R10: dffffc0000000000 R11: ffffed100fd5d949 R12: 0000000000000008 [ 159.844829][ T6693] R13: dffffc0000000000 R14: 000000000000000f R15: 0000000000000064 [ 159.852817][ T6693] FS: 00007fca40bd36c0(0000) GS:ffff888125866000(0000) knlGS:0000000000000000 [ 159.861737][ T6693] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 159.868307][ T6693] CR2: 0000200000011000 CR3: 000000007715a000 CR4: 0000000000350ef0 [ 159.876278][ T6693] Call Trace: [ 159.879545][ T6693] [ 159.882467][ T6693] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 159.888203][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 159.893827][ T6693] ? __ext4_ext_check+0x886/0xd40 [ 159.898850][ T6693] ext4_cache_extents+0x143/0x2f0 [ 159.903884][ T6693] __read_extent_tree_block+0x3b8/0x580 [ 159.909429][ T6693] ext4_find_extent+0x5bb/0xa20 [ 159.914279][ T6693] ext4_ext_map_blocks+0x27a/0x5730 [ 159.919477][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 159.925103][ T6693] ? __lock_acquire+0x6b5/0x2cf0 [ 159.930040][ T6693] ? pick_next_task_fair+0x1eea/0x2120 [ 159.935503][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 159.941148][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 159.946777][ T6693] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 159.952406][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 159.958030][ T6693] ? __lock_acquire+0x6b5/0x2cf0 [ 159.962971][ T6693] ? is_bpf_text_address+0x26/0x2b0 [ 159.968166][ T6693] ext4_map_query_blocks+0x13b/0xa00 [ 159.973461][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 159.979175][ T6693] ? __pfx_ext4_map_query_blocks+0x10/0x10 [ 159.984984][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 159.990633][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 159.996258][ T6693] ? down_read+0x272/0x2e0 [ 160.000670][ T6693] ? ext4_map_blocks+0x259/0x11d0 [ 160.005716][ T6693] ext4_map_blocks+0x444/0x11d0 [ 160.010569][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.016194][ T6693] ? folio_alloc_buffers+0x32c/0x640 [ 160.021482][ T6693] ? __pfx_ext4_map_blocks+0x10/0x10 [ 160.026857][ T6693] ? percpu_ref_get_many+0x19/0x140 [ 160.032048][ T6693] _ext4_get_block+0x1e3/0x470 [ 160.036818][ T6693] ? __pfx__ext4_get_block+0x10/0x10 [ 160.042582][ T6693] ext4_get_block_unwritten+0x2e/0x100 [ 160.048065][ T6693] ext4_block_write_begin+0xb14/0x1950 [ 160.053520][ T6693] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 160.059592][ T6693] ? __pfx_ext4_block_write_begin+0x10/0x10 [ 160.065472][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.071100][ T6693] ? ext4_inode_journal_mode+0x193/0x470 [ 160.076725][ T6693] ext4_write_begin+0xb40/0x1870 [ 160.081671][ T6693] ? __pfx_ext4_write_begin+0x10/0x10 [ 160.087063][ T6693] ? ext4_write_end+0x767/0x9d0 [ 160.091910][ T6693] ext4_da_write_begin+0x355/0xd30 [ 160.097027][ T6693] ? __pfx_ext4_da_write_begin+0x10/0x10 [ 160.102653][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.108314][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.113943][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.119569][ T6693] generic_perform_write+0x2e2/0x8f0 [ 160.124854][ T6693] ? __pfx_generic_perform_write+0x10/0x10 [ 160.130659][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.136284][ T6693] ? file_update_time_flags+0x439/0x4d0 [ 160.141829][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.147451][ T6693] ? ext4_write_checks+0x24b/0x2c0 [ 160.152553][ T6693] ext4_buffered_write_iter+0xce/0x3a0 [ 160.158001][ T6693] ext4_file_write_iter+0x298/0x1bf0 [ 160.163275][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.168904][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.174533][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.180159][ T6693] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 160.185884][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.191512][ T6693] vfs_write+0x61d/0xb90 [ 160.195754][ T6693] ? __pfx_vfs_write+0x10/0x10 [ 160.200515][ T6693] ? __fget_files+0x2a/0x420 [ 160.205092][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.210717][ T6693] __x64_sys_pwrite64+0x199/0x230 [ 160.215746][ T6693] ? srso_alias_return_thunk+0x5/0xfbef5 [ 160.221461][ T6693] ? __pfx___x64_sys_pwrite64+0x10/0x10 [ 160.227011][ T6693] do_syscall_64+0xe2/0xf80 [ 160.231602][ T6693] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 160.237771][ T6693] ? trace_irq_disable+0x37/0x100 [ 160.242786][ T6693] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 160.248669][ T6693] RIP: 0033:0x7fca3fd9c799 [ 160.253073][ T6693] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 160.272667][ T6693] RSP: 002b:00007fca40bd3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 160.281336][ T6693] RAX: ffffffffffffffda RBX: 00007fca40016090 RCX: 00007fca3fd9c799 [ 160.289309][ T6693] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000006 [ 160.297266][ T6693] RBP: 00007fca3fe32bd9 R08: 0000000000000000 R09: 0000000000000000 [ 160.305224][ T6693] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 160.313180][ T6693] R13: 00007fca40016128 R14: 00007fca40016090 R15: 00007ffe8193e178 [ 160.321245][ T6693] [ 160.324252][ T6693] Modules linked in: [ 160.328811][ T6693] ---[ end trace 0000000000000000 ]--- [ 160.339166][ T6693] RIP: 0010:ext4_es_cache_extent+0x8eb/0xa10 [ 160.345388][ T6693] Code: e1 07 80 c1 03 38 c1 0f 8c 51 fe ff ff 48 8b 7c 24 18 e8 f8 54 af ff e9 42 fe ff ff e8 ee 19 47 ff 90 0f 0b e8 e6 19 47 ff 90 <0f> 0b 65 8b 1d 70 7b 6e 10 bf 07 00 00 00 89 de e8 10 1e 47 ff 83 [ 160.351288][ T6690] EXT4-fs error (device loop0): mb_free_blocks:2059: group 0, inode 18: block 305:freeing already freed block (bit 19); block bitmap corrupt. [ 160.365329][ T6693] RSP: 0018:ffffc900041aec20 EFLAGS: 00010293 [ 160.385999][ T6693] RAX: ffffffff827d24ba RBX: 0000000000000060 RCX: ffff88802d9f3d00 [ 160.394174][ T6693] RDX: 0000000000000000 RSI: 0000000000000064 RDI: 0000000000000060 [ 160.402187][ T6693] RBP: ffffc900041aed80 R08: ffff88807eaeca47 R09: 1ffff1100fd5d948 [ 160.410764][ T6693] R10: dffffc0000000000 R11: ffffed100fd5d949 R12: 0000000000000008 [ 160.418838][ T6693] R13: dffffc0000000000 R14: 000000000000000f R15: 0000000000000064 [ 160.427932][ T6693] FS: 00007fca40bd36c0(0000) GS:ffff888125866000(0000) knlGS:0000000000000000 [ 160.437094][ T6693] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 160.443717][ T6693] CR2: 0000200000011000 CR3: 000000007715a000 CR4: 0000000000350ef0 [ 160.451738][ T6693] Kernel panic - not syncing: Fatal exception [ 160.458127][ T6693] Kernel Offset: disabled [ 160.462437][ T6693] Rebooting in 86400 seconds..