Warning: Permanently added '10.128.1.135' (ED25519) to the list of known hosts. 2025/08/24 09:09:39 parsed 1 programs [ 64.732149][ T4267] cgroup: Unknown subsys name 'net' [ 64.889365][ T4267] cgroup: Unknown subsys name 'rlimit' [ 66.129064][ T4267] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 67.916522][ T4285] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.924874][ T4285] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.932332][ T4285] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.941114][ T4285] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.949190][ T4285] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 67.956714][ T4285] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 68.295801][ T4295] chnl_net:caif_netlink_parms(): no params data found [ 68.338886][ T4295] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.346672][ T4295] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.355155][ T4295] device bridge_slave_0 entered promiscuous mode [ 68.364831][ T4295] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.372094][ T4295] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.380221][ T4295] device bridge_slave_1 entered promiscuous mode [ 68.403563][ T4295] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.416559][ T4295] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.443362][ T4295] team0: Port device team_slave_0 added [ 68.451474][ T4295] team0: Port device team_slave_1 added [ 68.472689][ T4295] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.479789][ T4295] 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. [ 68.505898][ T4295] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.518692][ T4295] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.525739][ T4295] 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. [ 68.552145][ T4295] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.579278][ T4295] device hsr_slave_0 entered promiscuous mode [ 68.586670][ T4295] device hsr_slave_1 entered promiscuous mode [ 68.717994][ T4295] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.728381][ T4295] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.736839][ T4295] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.747913][ T4295] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.769312][ T4295] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.776604][ T4295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.784341][ T4295] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.791608][ T4295] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.827941][ T4295] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.839601][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.850500][ T51] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.859676][ T51] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.868052][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 68.889066][ T4295] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.901625][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.910468][ T51] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.917749][ T51] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.930148][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.939263][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.946370][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.970810][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.979880][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.991566][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.010409][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.021896][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.040855][ T4295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.201783][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.209418][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.225460][ T4295] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.248787][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.265175][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.273820][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.282794][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.290870][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.301878][ T4295] device veth0_vlan entered promiscuous mode [ 69.318727][ T4295] device veth1_vlan entered promiscuous mode [ 69.361019][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.369439][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.377590][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.387011][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.397355][ T4295] device veth0_macvtap entered promiscuous mode [ 69.410141][ T4295] device veth1_macvtap entered promiscuous mode [ 69.430797][ T4295] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.438514][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.446865][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 69.458467][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 69.468802][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.481147][ T4295] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.491501][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 69.500585][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 69.510488][ T4295] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.520057][ T4295] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.529228][ T4295] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.539618][ T4295] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.717716][ T32] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.764516][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.772498][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.791938][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 69.801667][ T51] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.810653][ T51] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.820222][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.098652][ T1276] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.105400][ T1276] ieee802154 phy1 wpan1: encryption failed: -22 2025/08/24 09:09:47 executed programs: 0 [ 71.673651][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.682274][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.690446][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.698729][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.706913][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 71.714445][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 71.813057][ T4366] chnl_net:caif_netlink_parms(): no params data found [ 71.847514][ T4366] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.855131][ T4366] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.862739][ T4366] device bridge_slave_0 entered promiscuous mode [ 71.871820][ T4366] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.879396][ T4366] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.887473][ T4366] device bridge_slave_1 entered promiscuous mode [ 71.907208][ T4366] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.917978][ T4366] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.940197][ T4366] team0: Port device team_slave_0 added [ 71.947380][ T4366] team0: Port device team_slave_1 added [ 71.964374][ T4366] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.971349][ T4366] 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. [ 71.997891][ T4366] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.011264][ T4366] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.018261][ T4366] 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. [ 72.044327][ T4366] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.071005][ T4366] device hsr_slave_0 entered promiscuous mode [ 72.077752][ T4366] device hsr_slave_1 entered promiscuous mode [ 72.086390][ T4366] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.094122][ T4366] Cannot create hsr debugfs directory [ 72.164400][ T32] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.735282][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 74.463463][ T32] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.526976][ T32] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.369673][ T4366] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.387187][ T4366] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.396787][ T4366] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.405536][ T4366] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.439828][ T32] device hsr_slave_0 left promiscuous mode [ 75.446372][ T32] device hsr_slave_1 left promiscuous mode [ 75.453035][ T32] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.461257][ T32] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.469213][ T32] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.476690][ T32] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.484304][ T32] device bridge_slave_1 left promiscuous mode [ 75.491223][ T32] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.501533][ T32] device bridge_slave_0 left promiscuous mode [ 75.508567][ T32] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.524421][ T32] device veth1_macvtap left promiscuous mode [ 75.530676][ T32] device veth0_macvtap left promiscuous mode [ 75.537561][ T32] device veth1_vlan left promiscuous mode [ 75.543447][ T32] device veth0_vlan left promiscuous mode [ 75.807983][ T32] team0 (unregistering): Port device team_slave_1 removed [ 75.815486][ T4285] Bluetooth: hci0: command 0x041b tx timeout [ 75.835936][ T32] team0 (unregistering): Port device team_slave_0 removed [ 75.860324][ T32] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 75.890320][ T32] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 76.112198][ T32] bond0 (unregistering): Released all slaves [ 76.202231][ T4366] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.216360][ T41] cfg80211: failed to load regulatory.db [ 76.219478][ T4366] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.249580][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.258906][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.267701][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.277519][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.286688][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.293967][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.313249][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.324113][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.334908][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.343916][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.351132][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.367055][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.388992][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.398667][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.408787][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.420243][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.429743][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.439361][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.448350][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.463691][ T4366] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.475889][ T4366] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.488014][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.497221][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.506220][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.807584][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.816857][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.836154][ T4366] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.853839][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.862861][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.884855][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.893023][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.901811][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.910401][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.921806][ T4366] device veth0_vlan entered promiscuous mode [ 76.943063][ T4366] device veth1_vlan entered promiscuous mode [ 76.966581][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.976942][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.985511][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.996454][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.007158][ T4366] device veth0_macvtap entered promiscuous mode [ 77.017049][ T4366] device veth1_macvtap entered promiscuous mode [ 77.037053][ T4366] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.049906][ T4366] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.058766][ T4409] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.068606][ T4409] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.076617][ T4409] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.085268][ T4409] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.093835][ T4409] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.102834][ T4409] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.114067][ T4366] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.123044][ T4366] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.132380][ T4366] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.142492][ T4366] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.228967][ T4409] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.265139][ T51] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.281795][ T4409] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.297030][ T51] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.299447][ T2884] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.325078][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 77.894375][ T4285] Bluetooth: hci0: command 0x040f tx timeout [ 78.247214][ T4424] ================================================================== [ 78.255569][ T4424] BUG: KASAN: use-after-free in __lock_acquire+0xf7/0x7c50 [ 78.262756][ T4424] Read of size 8 at addr ffff88814a9956b8 by task syz.0.17/4424 [ 78.270372][ T4424] [ 78.272717][ T4424] CPU: 0 PID: 4424 Comm: syz.0.17 Not tainted 6.1.148-syzkaller #0 [ 78.280606][ T4424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 78.290745][ T4424] Call Trace: [ 78.294015][ T4424] [ 78.296929][ T4424] dump_stack_lvl+0x168/0x22e [ 78.301602][ T4424] ? __lock_acquire+0x7c50/0x7c50 [ 78.306627][ T4424] ? show_regs_print_info+0x12/0x12 [ 78.311864][ T4424] ? load_image+0x3b0/0x3b0 [ 78.316436][ T4424] ? _raw_spin_lock_irqsave+0xb0/0xf0 [ 78.321809][ T4424] ? __virt_addr_valid+0x188/0x540 [ 78.326920][ T4424] ? __virt_addr_valid+0x465/0x540 [ 78.332023][ T4424] ? __lock_acquire+0xf7/0x7c50 [ 78.336866][ T4424] print_report+0xa8/0x210 [ 78.341459][ T4424] kasan_report+0x10b/0x140 [ 78.345980][ T4424] ? __lock_acquire+0xf7/0x7c50 [ 78.350829][ T4424] __lock_acquire+0xf7/0x7c50 [ 78.355499][ T4424] ? mark_lock+0x94/0x320 [ 78.359849][ T4424] ? __lock_acquire+0x12e5/0x7c50 [ 78.364884][ T4424] ? verify_lock_unused+0x140/0x140 [ 78.370177][ T4424] ? lockdep_hardirqs_on+0x94/0x140 [ 78.375378][ T4424] ? finish_task_switch+0x32a/0x8f0 [ 78.380579][ T4424] ? verify_lock_unused+0x140/0x140 [ 78.385789][ T4424] ? __schedule+0x10f4/0x40b0 [ 78.390469][ T4424] lock_acquire+0x1b4/0x490 [ 78.394974][ T4424] ? remove_wait_queue+0x20/0x120 [ 78.400006][ T4424] ? read_lock_is_recursive+0x10/0x10 [ 78.405391][ T4424] ? __fget_files+0x28/0x4d0 [ 78.409983][ T4424] _raw_spin_lock_irqsave+0xa4/0xf0 [ 78.415192][ T4424] ? remove_wait_queue+0x20/0x120 [ 78.420304][ T4424] ? _raw_spin_lock+0x40/0x40 [ 78.424984][ T4424] ? __fget_files+0x28/0x4d0 [ 78.429580][ T4424] ? __fget_files+0x44a/0x4d0 [ 78.434260][ T4424] remove_wait_queue+0x20/0x120 [ 78.439116][ T4424] poll_freewait+0x99/0x210 [ 78.443623][ T4424] do_sys_poll+0xe8a/0x11f0 [ 78.448136][ T4424] ? poll_select_finish+0x5e0/0x5e0 [ 78.453347][ T4424] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 78.459597][ T4424] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 78.465859][ T4424] ? futex_wake_mark+0x150/0x150 [ 78.470807][ T4424] ? set_user_sigmask+0xc4/0x1b0 [ 78.475758][ T4424] ? sigprocmask+0x190/0x190 [ 78.480352][ T4424] ? do_sys_openat2+0x1fe/0x490 [ 78.485207][ T4424] ? __se_sys_futex+0x14a/0x440 [ 78.490075][ T4424] __se_sys_ppoll+0x1fc/0x260 [ 78.494759][ T4424] ? __x64_sys_ppoll+0xc0/0xc0 [ 78.499538][ T4424] ? lockdep_hardirqs_on+0x94/0x140 [ 78.504758][ T4424] ? __x64_sys_ppoll+0x1c/0xc0 [ 78.509548][ T4424] do_syscall_64+0x4c/0xa0 [ 78.513982][ T4424] ? clear_bhb_loop+0x60/0xb0 [ 78.518757][ T4424] ? clear_bhb_loop+0x60/0xb0 [ 78.523444][ T4424] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 78.529345][ T4424] RIP: 0033:0x7fefffd8ebe9 [ 78.533768][ T4424] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 78.553477][ T4424] RSP: 002b:00007ff000bd5038 EFLAGS: 00000246 ORIG_RAX: 000000000000010f [ 78.561895][ T4424] RAX: ffffffffffffffda RBX: 00007feffffb5fa0 RCX: 00007fefffd8ebe9 [ 78.569868][ T4424] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000200000000100 [ 78.578097][ T4424] RBP: 00007fefffe11e19 R08: 0000000000000000 R09: 0000000000000000 [ 78.586069][ T4424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 78.594044][ T4424] R13: 00007feffffb6038 R14: 00007feffffb5fa0 R15: 00007ffd2a8a16c8 [ 78.602029][ T4424] [ 78.605056][ T4424] [ 78.607378][ T4424] Allocated by task 1: [ 78.611439][ T4424] kasan_set_track+0x4b/0x70 [ 78.616199][ T4424] __kasan_kmalloc+0x8e/0xa0 [ 78.620789][ T4424] comedi_device_postconfig+0x496/0xc50 [ 78.626344][ T4424] comedi_auto_config+0x265/0x3a0 [ 78.631380][ T4424] comedi_test_init+0x8f/0x127 [ 78.636149][ T4424] do_one_initcall+0x214/0x7a0 [ 78.640914][ T4424] do_initcall_level+0x137/0x1e4 [ 78.645852][ T4424] do_initcalls+0x4b/0x8a [ 78.650187][ T4424] kernel_init_freeable+0x3fa/0x5ac [ 78.655390][ T4424] kernel_init+0x19/0x1b0 [ 78.659730][ T4424] ret_from_fork+0x1f/0x30 [ 78.664245][ T4424] [ 78.666568][ T4424] Freed by task 4425: [ 78.670545][ T4424] kasan_set_track+0x4b/0x70 [ 78.675141][ T4424] kasan_save_free_info+0x2d/0x50 [ 78.680182][ T4424] ____kasan_slab_free+0x126/0x1e0 [ 78.685298][ T4424] slab_free_freelist_hook+0x131/0x1a0 [ 78.690758][ T4424] __kmem_cache_free+0xb6/0x1f0 [ 78.695622][ T4424] comedi_device_detach+0x35f/0x6e0 [ 78.700848][ T4424] comedi_unlocked_ioctl+0xb6b/0xf20 [ 78.706142][ T4424] __se_sys_ioctl+0xfa/0x170 [ 78.710849][ T4424] do_syscall_64+0x4c/0xa0 [ 78.715266][ T4424] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 78.721161][ T4424] [ 78.723484][ T4424] The buggy address belongs to the object at ffff88814a995600 [ 78.723484][ T4424] which belongs to the cache kmalloc-256 of size 256 [ 78.737533][ T4424] The buggy address is located 184 bytes inside of [ 78.737533][ T4424] 256-byte region [ffff88814a995600, ffff88814a995700) [ 78.750804][ T4424] [ 78.753125][ T4424] The buggy address belongs to the physical page: [ 78.759733][ T4424] page:ffffea00052a6500 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x14a994 [ 78.769989][ T4424] head:ffffea00052a6500 order:1 compound_mapcount:0 compound_pincount:0 [ 78.778355][ T4424] flags: 0x57ff00000010200(slab|head|node=1|zone=2|lastcpupid=0x7ff) [ 78.786614][ T4424] raw: 057ff00000010200 0000000000000000 dead000000000122 ffff888017441b40 [ 78.795228][ T4424] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 78.803812][ T4424] page dumped because: kasan: bad access detected [ 78.810479][ T4424] page_owner tracks the page as allocated [ 78.816278][ T4424] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 11625821495, free_ts 0 [ 78.836165][ T4424] post_alloc_hook+0x173/0x1a0 [ 78.840933][ T4424] get_page_from_freelist+0x1a26/0x1ac0 [ 78.846485][ T4424] __alloc_pages+0x1df/0x4e0 [ 78.851078][ T4424] alloc_page_interleave+0x24/0x1e0 [ 78.856278][ T4424] alloc_slab_page+0x5d/0x160 [ 78.861046][ T4424] new_slab+0x87/0x2c0 [ 78.865203][ T4424] ___slab_alloc+0xbc6/0x1220 [ 78.869906][ T4424] __kmem_cache_alloc_node+0x1a0/0x260 [ 78.875366][ T4424] kmalloc_trace+0x26/0xe0 [ 78.879790][ T4424] bus_add_driver+0xda/0x5a0 [ 78.884407][ T4424] driver_register+0x32d/0x430 [ 78.889193][ T4424] __hid_register_driver+0x126/0x170 [ 78.894493][ T4424] do_one_initcall+0x214/0x7a0 [ 78.899616][ T4424] do_initcall_level+0x137/0x1e4 [ 78.904564][ T4424] do_initcalls+0x4b/0x8a [ 78.908899][ T4424] kernel_init_freeable+0x3fa/0x5ac [ 78.914097][ T4424] page_owner free stack trace missing [ 78.919474][ T4424] [ 78.921834][ T4424] Memory state around the buggy address: [ 78.927562][ T4424] ffff88814a995580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 78.935620][ T4424] ffff88814a995600: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 78.943711][ T4424] >ffff88814a995680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 78.951788][ T4424] ^ [ 78.957689][ T4424] ffff88814a995700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 78.965864][ T4424] ffff88814a995780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 78.973923][ T4424] ================================================================== [ 78.981989][ T4424] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 78.989265][ T4424] CPU: 0 PID: 4424 Comm: syz.0.17 Not tainted 6.1.148-syzkaller #0 [ 78.997247][ T4424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 79.007301][ T4424] Call Trace: [ 79.010581][ T4424] [ 79.013513][ T4424] dump_stack_lvl+0x168/0x22e [ 79.018200][ T4424] ? memcpy+0x3c/0x60 [ 79.022286][ T4424] ? show_regs_print_info+0x12/0x12 [ 79.027660][ T4424] ? load_image+0x3b0/0x3b0 [ 79.032257][ T4424] panic+0x2c9/0x710 [ 79.036154][ T4424] ? __lock_acquire+0x7c50/0x7c50 [ 79.041403][ T4424] ? bpf_jit_dump+0xd0/0xd0 [ 79.046014][ T4424] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 79.051914][ T4424] ? _raw_spin_unlock+0x40/0x40 [ 79.056780][ T4424] check_panic_on_warn+0x80/0xa0 [ 79.061806][ T4424] ? __lock_acquire+0xf7/0x7c50 [ 79.066660][ T4424] end_report+0x66/0x110 [ 79.070904][ T4424] kasan_report+0x118/0x140 [ 79.075413][ T4424] ? __lock_acquire+0xf7/0x7c50 [ 79.080268][ T4424] __lock_acquire+0xf7/0x7c50 [ 79.084944][ T4424] ? mark_lock+0x94/0x320 [ 79.089296][ T4424] ? __lock_acquire+0x12e5/0x7c50 [ 79.094426][ T4424] ? verify_lock_unused+0x140/0x140 [ 79.099629][ T4424] ? lockdep_hardirqs_on+0x94/0x140 [ 79.104830][ T4424] ? finish_task_switch+0x32a/0x8f0 [ 79.110034][ T4424] ? verify_lock_unused+0x140/0x140 [ 79.115243][ T4424] ? __schedule+0x10f4/0x40b0 [ 79.119927][ T4424] lock_acquire+0x1b4/0x490 [ 79.124437][ T4424] ? remove_wait_queue+0x20/0x120 [ 79.129467][ T4424] ? read_lock_is_recursive+0x10/0x10 [ 79.134841][ T4424] ? __fget_files+0x28/0x4d0 [ 79.139436][ T4424] _raw_spin_lock_irqsave+0xa4/0xf0 [ 79.144902][ T4424] ? remove_wait_queue+0x20/0x120 [ 79.150016][ T4424] ? _raw_spin_lock+0x40/0x40 [ 79.154696][ T4424] ? __fget_files+0x28/0x4d0 [ 79.159286][ T4424] ? __fget_files+0x44a/0x4d0 [ 79.164137][ T4424] remove_wait_queue+0x20/0x120 [ 79.168996][ T4424] poll_freewait+0x99/0x210 [ 79.173505][ T4424] do_sys_poll+0xe8a/0x11f0 [ 79.178102][ T4424] ? poll_select_finish+0x5e0/0x5e0 [ 79.183305][ T4424] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 79.189636][ T4424] ? __ia32_compat_sys_ppoll_time64+0x2f0/0x2f0 [ 79.195983][ T4424] ? futex_wake_mark+0x150/0x150 [ 79.200953][ T4424] ? set_user_sigmask+0xc4/0x1b0 [ 79.205904][ T4424] ? sigprocmask+0x190/0x190 [ 79.210496][ T4424] ? do_sys_openat2+0x1fe/0x490 [ 79.215349][ T4424] ? __se_sys_futex+0x14a/0x440 [ 79.220295][ T4424] __se_sys_ppoll+0x1fc/0x260 [ 79.225004][ T4424] ? __x64_sys_ppoll+0xc0/0xc0 [ 79.229882][ T4424] ? lockdep_hardirqs_on+0x94/0x140 [ 79.235083][ T4424] ? __x64_sys_ppoll+0x1c/0xc0 [ 79.239851][ T4424] do_syscall_64+0x4c/0xa0 [ 79.244266][ T4424] ? clear_bhb_loop+0x60/0xb0 [ 79.248949][ T4424] ? clear_bhb_loop+0x60/0xb0 [ 79.253652][ T4424] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 79.259551][ T4424] RIP: 0033:0x7fefffd8ebe9 [ 79.263975][ T4424] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 79.283686][ T4424] RSP: 002b:00007ff000bd5038 EFLAGS: 00000246 ORIG_RAX: 000000000000010f [ 79.292107][ T4424] RAX: ffffffffffffffda RBX: 00007feffffb5fa0 RCX: 00007fefffd8ebe9 [ 79.300081][ T4424] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000200000000100 [ 79.308056][ T4424] RBP: 00007fefffe11e19 R08: 0000000000000000 R09: 0000000000000000 [ 79.316908][ T4424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 79.324882][ T4424] R13: 00007feffffb6038 R14: 00007feffffb5fa0 R15: 00007ffd2a8a16c8 [ 79.332860][ T4424] [ 79.336264][ T4424] Kernel Offset: disabled [ 79.340671][ T4424] Rebooting in 86400 seconds..