Warning: Permanently added '10.128.1.189' (ED25519) to the list of known hosts. 2025/09/16 12:25:00 parsed 1 programs syzkaller login: [ 71.596872][ T4271] cgroup: Unknown subsys name 'net' [ 71.723930][ T4271] cgroup: Unknown subsys name 'rlimit' [ 73.127391][ T4271] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 74.803537][ T4288] chnl_net:caif_netlink_parms(): no params data found [ 74.856059][ T4288] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.863778][ T4288] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.871838][ T4288] device bridge_slave_0 entered promiscuous mode [ 74.880371][ T4288] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.887471][ T4288] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.895459][ T4288] device bridge_slave_1 entered promiscuous mode [ 74.918830][ T4288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.929543][ T4288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.954142][ T4288] team0: Port device team_slave_0 added [ 74.964779][ T4288] team0: Port device team_slave_1 added [ 74.983536][ T4288] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.990736][ T4288] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 75.016760][ T4288] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.032074][ T4288] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.039085][ T4288] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 75.065088][ T4288] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 75.101344][ T4288] device hsr_slave_0 entered promiscuous mode [ 75.108478][ T4288] device hsr_slave_1 entered promiscuous mode [ 75.204197][ T4288] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.214985][ T4288] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.224012][ T4288] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.233887][ T4288] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.261751][ T4288] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.269153][ T4288] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.276833][ T4288] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.283970][ T4288] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.340070][ T4288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.352287][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.362221][ T1122] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.371360][ T1122] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.379996][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 75.392740][ T4288] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.405144][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.414046][ T1122] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.421135][ T1122] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.433330][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.441865][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.448975][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.467596][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.476605][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.490379][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.502674][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.514873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.525276][ T4288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.684935][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.692787][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.705363][ T4288] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.722488][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.741201][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.749886][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.757518][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.768056][ T4288] device veth0_vlan entered promiscuous mode [ 75.778768][ T4288] device veth1_vlan entered promiscuous mode [ 75.800002][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.809269][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.819615][ T4288] device veth0_macvtap entered promiscuous mode [ 75.828610][ T4288] device veth1_macvtap entered promiscuous mode [ 75.843733][ T4288] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.852189][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.861026][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 75.870115][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.878734][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.890725][ T4288] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.898085][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.906649][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.917270][ T4288] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.927108][ T4288] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.936079][ T4288] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.944997][ T4288] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.066581][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.179603][ T40] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.187639][ T40] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.202645][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.215577][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.225257][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.233974][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 77.329913][ T4340] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 77.337582][ T4340] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 77.345428][ T4340] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 77.355434][ T4340] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 77.363684][ T4340] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 77.371476][ T4340] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2025/09/16 12:25:09 executed programs: 0 [ 78.665645][ T4340] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 78.673978][ T4340] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 78.681813][ T4340] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 78.690835][ T4340] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 78.698408][ T4340] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 78.705717][ T4340] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 78.802611][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 78.834032][ T4365] chnl_net:caif_netlink_parms(): no params data found [ 78.877041][ T4365] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.884266][ T4365] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.892591][ T4365] device bridge_slave_0 entered promiscuous mode [ 78.901089][ T4365] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.908298][ T4365] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.916072][ T4365] device bridge_slave_1 entered promiscuous mode [ 78.938664][ T4365] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.950084][ T4365] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.974221][ T4365] team0: Port device team_slave_0 added [ 78.983309][ T4365] team0: Port device team_slave_1 added [ 79.002155][ T4365] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 79.009420][ T4365] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 79.035827][ T4365] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 79.048101][ T4365] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 79.055067][ T4365] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 79.081730][ T4365] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 79.112802][ T4365] device hsr_slave_0 entered promiscuous mode [ 79.119518][ T4365] device hsr_slave_1 entered promiscuous mode [ 79.126050][ T4365] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 79.133960][ T4365] Cannot create hsr debugfs directory [ 80.739037][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 80.976450][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.049378][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.299830][ T41] cfg80211: failed to load regulatory.db [ 81.867675][ T4365] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.891067][ T4365] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.904168][ T4365] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.914104][ T4365] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 82.006498][ T4365] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.022812][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 82.032527][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 82.044456][ T4365] 8021q: adding VLAN 0 to HW filter on device team0 [ 82.057339][ T9] device hsr_slave_0 left promiscuous mode [ 82.064587][ T9] device hsr_slave_1 left promiscuous mode [ 82.071868][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 82.081331][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 82.090119][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 82.097544][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 82.107443][ T9] device bridge_slave_1 left promiscuous mode [ 82.114677][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.126230][ T9] device bridge_slave_0 left promiscuous mode [ 82.133576][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.157753][ T9] device veth1_macvtap left promiscuous mode [ 82.164543][ T9] device veth0_macvtap left promiscuous mode [ 82.171118][ T9] device veth1_vlan left promiscuous mode [ 82.177454][ T9] device veth0_vlan left promiscuous mode [ 82.496625][ T9] team0 (unregistering): Port device team_slave_1 removed [ 82.525686][ T9] team0 (unregistering): Port device team_slave_0 removed [ 82.550101][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 82.576371][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 82.811157][ T9] bond0 (unregistering): Released all slaves [ 82.818591][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 82.889869][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 82.899202][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 82.907492][ T40] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.914668][ T40] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.923608][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 82.940156][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 82.949219][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 82.957521][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.964619][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.989868][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 83.000843][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 83.011821][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.022410][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 83.031799][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 83.043427][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.052758][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.066935][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 83.075571][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 83.086254][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 83.095111][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 83.117351][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 83.312972][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 83.320681][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 83.337056][ T4365] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 83.357292][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 83.366556][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 83.387366][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 83.397456][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 83.407219][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 83.414986][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.427017][ T4365] device veth0_vlan entered promiscuous mode [ 83.439650][ T4365] device veth1_vlan entered promiscuous mode [ 83.470188][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 83.479485][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 83.487783][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.497264][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.510292][ T4365] device veth0_macvtap entered promiscuous mode [ 83.528827][ T4365] device veth1_macvtap entered promiscuous mode [ 83.551553][ T4365] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 83.559185][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 83.567299][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 83.576368][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 83.585809][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 83.597696][ T4365] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.610028][ T4365] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.619356][ T4365] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.628115][ T4365] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.636806][ T4365] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.654442][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 83.663385][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 83.753628][ T65] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.769105][ T65] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.777754][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.787205][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.795713][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/09/16 12:25:14 executed programs: 2 [ 83.804301][ T1122] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 84.002572][ T4439] loop0: detected capacity change from 0 to 32768 [ 84.022099][ T4439] BTRFS: device fsid e0cb6322-611b-4325-acdf-015f79de3787 devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4439) [ 84.047065][ T4439] BTRFS info (device loop0): first mount of filesystem e0cb6322-611b-4325-acdf-015f79de3787 [ 84.058184][ T4439] BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm [ 84.066945][ T4439] BTRFS info (device loop0): enabling ssd optimizations [ 84.074487][ T4439] BTRFS info (device loop0): not using ssd optimizations [ 84.081764][ T4439] BTRFS info (device loop0): turning off barriers [ 84.088647][ T4439] BTRFS info (device loop0): using free space tree [ 84.165607][ T4365] BTRFS info (device loop0): last unmount of filesystem e0cb6322-611b-4325-acdf-015f79de3787 [ 84.595350][ T4467] loop0: detected capacity change from 0 to 32768 [ 84.606393][ T4467] BTRFS: device fsid e0cb6322-611b-4325-acdf-015f79de3787 devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4467) [ 84.621289][ T4467] BTRFS info (device loop0): first mount of filesystem e0cb6322-611b-4325-acdf-015f79de3787 [ 84.634294][ T4467] BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm [ 84.644396][ T4467] BTRFS info (device loop0): enabling ssd optimizations [ 84.651767][ T4467] BTRFS info (device loop0): not using ssd optimizations [ 84.662301][ T4467] BTRFS info (device loop0): turning off barriers [ 84.669126][ T4467] BTRFS info (device loop0): using free space tree [ 84.754789][ T4365] BTRFS info (device loop0): last unmount of filesystem e0cb6322-611b-4325-acdf-015f79de3787 [ 84.898165][ T48] Bluetooth: hci0: command 0x040f tx timeout [ 85.144043][ T4486] loop0: detected capacity change from 0 to 32768 [ 85.163503][ T4486] BTRFS: device fsid e0cb6322-611b-4325-acdf-015f79de3787 devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (4486) [ 85.177794][ T4486] BTRFS info (device loop0): first mount of filesystem e0cb6322-611b-4325-acdf-015f79de3787 [ 85.189667][ T4486] BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm [ 85.199602][ T4486] BTRFS info (device loop0): enabling ssd optimizations [ 85.206629][ T4486] BTRFS info (device loop0): not using ssd optimizations [ 85.226454][ T4486] BTRFS info (device loop0): turning off barriers [ 85.233319][ T4486] BTRFS info (device loop0): using free space tree [ 85.303689][ T4365] BTRFS info (device loop0): last unmount of filesystem e0cb6322-611b-4325-acdf-015f79de3787 [ 85.486458][ T4372] BTRFS: device fsid e0cb6322-611b-4325-acdf-015f79de3787 devid 1 transid 9 /dev/loop0 scanned by udevd (4372) [ 85.891834][ T4504] loop0: detected capacity change from 0 to 2048 [ 85.931237][ T4504] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 86.046858][ T4365] ------------[ cut here ]------------ [ 86.052666][ T4365] WARNING: CPU: 0 PID: 4365 at fs/udf/udfdecl.h:127 udf_free_blocks+0x7b0/0x16c0 [ 86.061896][ T4365] Modules linked in: [ 86.065824][ T4365] CPU: 0 PID: 4365 Comm: syz-executor Not tainted syzkaller #0 [ 86.073645][ T4365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 86.083821][ T4365] RIP: 0010:udf_free_blocks+0x7b0/0x16c0 [ 86.089518][ T4365] Code: 00 e8 04 01 0c ff 4c 39 7c 24 70 0f 86 e9 02 00 00 48 01 5c 24 30 e8 cf bb 9e fe 48 8b 44 24 68 e9 88 fb ff ff e8 c0 bb 9e fe <0f> 0b eb 81 48 8b 8c 24 80 00 00 00 80 e1 07 38 c1 0f 8c 85 fb ff [ 86.109194][ T4365] RSP: 0018:ffffc90002de7620 EFLAGS: 00010293 [ 86.115307][ T4365] RAX: ffffffff82e214d0 RBX: 00000000fdcdc6b7 RCX: ffff88802dd81dc0 [ 86.123343][ T4365] RDX: 0000000000000000 RSI: 00000000fdcdc6b7 RDI: 0000000000000000 [ 86.131372][ T4365] RBP: ffffc90002de7830 R08: dffffc0000000000 R09: ffffed100b3b4e05 [ 86.139394][ T4365] R10: ffffed100b3b4e05 R11: 1ffff1100b3b4e04 R12: 1ffff1100531a0cf [ 86.147385][ T4365] R13: dffffc0000000000 R14: ffff8880298d0678 R15: ffff888073ede01f [ 86.155427][ T4365] FS: 000055557e6cb500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 86.164414][ T4365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.171062][ T4365] CR2: 000055557e6f6648 CR3: 0000000068e45000 CR4: 00000000003506f0 [ 86.179090][ T4365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.187080][ T4365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.195126][ T4365] Call Trace: [ 86.198452][ T4365] [ 86.201387][ T4365] ? verify_lock_unused+0x140/0x140 [ 86.206593][ T4365] ? orangefs_cancel_op_in_progress+0x470/0x470 [ 86.212888][ T4365] ? add_lock_to_list+0x191/0x280 [ 86.217971][ T4365] ? rcu_is_watching+0x11/0xa0 [ 86.222740][ T4365] ? __mark_inode_dirty+0x3de/0xe90 [ 86.228001][ T4365] ? rcu_is_watching+0x11/0xa0 [ 86.232796][ T4365] ? __mark_inode_dirty+0x3de/0xe90 [ 86.238054][ T4365] extent_trunc+0x357/0x440 [ 86.242580][ T4365] ? udf_truncate_tail_extent+0x550/0x550 [ 86.248357][ T4365] udf_truncate_extents+0x34a/0xe30 [ 86.253581][ T4365] ? udf_discard_prealloc+0x600/0x600 [ 86.259006][ T4365] ? __lock_acquire+0x7c50/0x7c50 [ 86.264061][ T4365] ? do_raw_spin_lock+0x11d/0x280 [ 86.269192][ T4365] ? __rwlock_init+0x60/0x140 [ 86.273912][ T4365] ? do_raw_spin_unlock+0x11d/0x230 [ 86.279187][ T4365] udf_setsize+0xd7a/0x1090 [ 86.283714][ T4365] ? __rwlock_init+0x140/0x140 [ 86.288567][ T4365] ? _raw_spin_unlock+0x24/0x40 [ 86.293453][ T4365] ? inode_wait_for_writeback+0x1b0/0x200 [ 86.299243][ T4365] ? udf_evict_inode+0x3e0/0x3e0 [ 86.304213][ T4365] ? sb_clear_inode_writeback+0x3c0/0x3c0 [ 86.309989][ T4365] ? do_raw_spin_lock+0x11d/0x280 [ 86.315049][ T4365] ? bit_waitqueue+0x30/0x30 [ 86.319723][ T4365] udf_evict_inode+0x74/0x3e0 [ 86.324439][ T4365] ? udf_new_inode+0xf00/0xf00 [ 86.329255][ T4365] evict+0x485/0x870 [ 86.333178][ T4365] ? __lock_acquire+0x7c50/0x7c50 [ 86.338266][ T4365] ? proc_nr_inodes+0x2f0/0x2f0 [ 86.343152][ T4365] ? do_raw_spin_unlock+0x11d/0x230 [ 86.348438][ T4365] ? _raw_spin_unlock+0x24/0x40 [ 86.353330][ T4365] ? iput+0x768/0x980 [ 86.357330][ T4365] do_unlinkat+0x377/0x560 [ 86.361813][ T4365] ? fsnotify_link_count+0xf0/0xf0 [ 86.366960][ T4365] ? getname_flags+0x206/0x500 [ 86.371786][ T4365] __x64_sys_unlink+0x45/0x50 [ 86.376480][ T4365] do_syscall_64+0x4c/0xa0 [ 86.380933][ T4365] ? clear_bhb_loop+0x60/0xb0 [ 86.385632][ T4365] ? clear_bhb_loop+0x60/0xb0 [ 86.390354][ T4365] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 86.396286][ T4365] RIP: 0033:0x7f133d58e157 [ 86.400756][ T4365] Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 86.420433][ T4365] RSP: 002b:00007ffc66a37fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 86.428899][ T4365] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f133d58e157 [ 86.436885][ T4365] RDX: 00007ffc66a37ff0 RSI: 00007ffc66a38080 RDI: 00007ffc66a38080 [ 86.444921][ T4365] RBP: 00007ffc66a38080 R08: 0000000000000000 R09: 0000000000000000 [ 86.452967][ T4365] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc66a39170 [ 86.461021][ T4365] R13: 00007f133d611c05 R14: 0000000000014fa9 R15: 00007ffc66a3b330 [ 86.469049][ T4365] [ 86.472081][ T4365] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.479454][ T4365] CPU: 0 PID: 4365 Comm: syz-executor Not tainted syzkaller #0 [ 86.487014][ T4365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 86.497071][ T4365] Call Trace: [ 86.500369][ T4365] [ 86.503336][ T4365] dump_stack_lvl+0x168/0x22e [ 86.508015][ T4365] ? memcpy+0x3c/0x60 [ 86.512001][ T4365] ? show_regs_print_info+0x12/0x12 [ 86.517194][ T4365] ? load_image+0x3b0/0x3b0 [ 86.521711][ T4365] panic+0x2c9/0x710 [ 86.525614][ T4365] ? bpf_jit_dump+0xd0/0xd0 [ 86.530138][ T4365] __warn+0x2f8/0x4f0 [ 86.534134][ T4365] ? udf_free_blocks+0x7b0/0x16c0 [ 86.539172][ T4365] ? udf_free_blocks+0x7b0/0x16c0 [ 86.544188][ T4365] report_bug+0x2ba/0x4f0 [ 86.548510][ T4365] ? udf_free_blocks+0x7b0/0x16c0 [ 86.553536][ T4365] handle_bug+0x3a/0x70 [ 86.557692][ T4365] exc_invalid_op+0x16/0x40 [ 86.562187][ T4365] asm_exc_invalid_op+0x16/0x20 [ 86.567028][ T4365] RIP: 0010:udf_free_blocks+0x7b0/0x16c0 [ 86.572663][ T4365] Code: 00 e8 04 01 0c ff 4c 39 7c 24 70 0f 86 e9 02 00 00 48 01 5c 24 30 e8 cf bb 9e fe 48 8b 44 24 68 e9 88 fb ff ff e8 c0 bb 9e fe <0f> 0b eb 81 48 8b 8c 24 80 00 00 00 80 e1 07 38 c1 0f 8c 85 fb ff [ 86.592291][ T4365] RSP: 0018:ffffc90002de7620 EFLAGS: 00010293 [ 86.598349][ T4365] RAX: ffffffff82e214d0 RBX: 00000000fdcdc6b7 RCX: ffff88802dd81dc0 [ 86.606310][ T4365] RDX: 0000000000000000 RSI: 00000000fdcdc6b7 RDI: 0000000000000000 [ 86.614280][ T4365] RBP: ffffc90002de7830 R08: dffffc0000000000 R09: ffffed100b3b4e05 [ 86.622244][ T4365] R10: ffffed100b3b4e05 R11: 1ffff1100b3b4e04 R12: 1ffff1100531a0cf [ 86.630216][ T4365] R13: dffffc0000000000 R14: ffff8880298d0678 R15: ffff888073ede01f [ 86.638207][ T4365] ? udf_free_blocks+0x7b0/0x16c0 [ 86.643354][ T4365] ? verify_lock_unused+0x140/0x140 [ 86.648570][ T4365] ? orangefs_cancel_op_in_progress+0x470/0x470 [ 86.654825][ T4365] ? add_lock_to_list+0x191/0x280 [ 86.659848][ T4365] ? rcu_is_watching+0x11/0xa0 [ 86.664607][ T4365] ? __mark_inode_dirty+0x3de/0xe90 [ 86.669803][ T4365] ? rcu_is_watching+0x11/0xa0 [ 86.674564][ T4365] ? __mark_inode_dirty+0x3de/0xe90 [ 86.679765][ T4365] extent_trunc+0x357/0x440 [ 86.684268][ T4365] ? udf_truncate_tail_extent+0x550/0x550 [ 86.689985][ T4365] udf_truncate_extents+0x34a/0xe30 [ 86.695181][ T4365] ? udf_discard_prealloc+0x600/0x600 [ 86.700546][ T4365] ? __lock_acquire+0x7c50/0x7c50 [ 86.705562][ T4365] ? do_raw_spin_lock+0x11d/0x280 [ 86.710589][ T4365] ? __rwlock_init+0x60/0x140 [ 86.715278][ T4365] ? do_raw_spin_unlock+0x11d/0x230 [ 86.720474][ T4365] udf_setsize+0xd7a/0x1090 [ 86.724975][ T4365] ? __rwlock_init+0x140/0x140 [ 86.729753][ T4365] ? _raw_spin_unlock+0x24/0x40 [ 86.734630][ T4365] ? inode_wait_for_writeback+0x1b0/0x200 [ 86.740348][ T4365] ? udf_evict_inode+0x3e0/0x3e0 [ 86.745286][ T4365] ? sb_clear_inode_writeback+0x3c0/0x3c0 [ 86.751043][ T4365] ? do_raw_spin_lock+0x11d/0x280 [ 86.756079][ T4365] ? bit_waitqueue+0x30/0x30 [ 86.760682][ T4365] udf_evict_inode+0x74/0x3e0 [ 86.765365][ T4365] ? udf_new_inode+0xf00/0xf00 [ 86.770149][ T4365] evict+0x485/0x870 [ 86.774039][ T4365] ? __lock_acquire+0x7c50/0x7c50 [ 86.779090][ T4365] ? proc_nr_inodes+0x2f0/0x2f0 [ 86.783994][ T4365] ? do_raw_spin_unlock+0x11d/0x230 [ 86.789206][ T4365] ? _raw_spin_unlock+0x24/0x40 [ 86.794187][ T4365] ? iput+0x768/0x980 [ 86.798205][ T4365] do_unlinkat+0x377/0x560 [ 86.802644][ T4365] ? fsnotify_link_count+0xf0/0xf0 [ 86.807756][ T4365] ? getname_flags+0x206/0x500 [ 86.812533][ T4365] __x64_sys_unlink+0x45/0x50 [ 86.817209][ T4365] do_syscall_64+0x4c/0xa0 [ 86.821623][ T4365] ? clear_bhb_loop+0x60/0xb0 [ 86.826301][ T4365] ? clear_bhb_loop+0x60/0xb0 [ 86.830992][ T4365] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 86.836890][ T4365] RIP: 0033:0x7f133d58e157 [ 86.841300][ T4365] Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 86.860898][ T4365] RSP: 002b:00007ffc66a37fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 86.869306][ T4365] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f133d58e157 [ 86.877272][ T4365] RDX: 00007ffc66a37ff0 RSI: 00007ffc66a38080 RDI: 00007ffc66a38080 [ 86.885237][ T4365] RBP: 00007ffc66a38080 R08: 0000000000000000 R09: 0000000000000000 [ 86.893237][ T4365] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc66a39170 [ 86.901208][ T4365] R13: 00007f133d611c05 R14: 0000000000014fa9 R15: 00007ffc66a3b330 [ 86.909201][ T4365] [ 86.912520][ T4365] Kernel Offset: disabled [ 86.916894][ T4365] Rebooting in 86400 seconds..