Warning: Permanently added '10.128.0.106' (ED25519) to the list of known hosts. 2025/09/26 08:27:05 parsed 1 programs [ 65.037042][ T4189] cgroup: Unknown subsys name 'net' [ 65.169042][ T4189] cgroup: Unknown subsys name 'rlimit' [ 66.682683][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 70.246775][ T4246] chnl_net:caif_netlink_parms(): no params data found [ 70.308283][ T4246] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.315997][ T4246] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.324493][ T4246] device bridge_slave_0 entered promiscuous mode [ 70.334277][ T4246] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.341537][ T4246] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.349673][ T4246] device bridge_slave_1 entered promiscuous mode [ 70.370808][ T4246] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.383252][ T4246] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.407494][ T4246] team0: Port device team_slave_0 added [ 70.415096][ T4246] team0: Port device team_slave_1 added [ 70.434354][ T4246] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.441428][ T4246] 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. [ 70.467636][ T4246] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.480639][ T4246] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.487766][ T4246] 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. [ 70.513717][ T4246] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.545248][ T4246] device hsr_slave_0 entered promiscuous mode [ 70.552302][ T4246] device hsr_slave_1 entered promiscuous mode [ 70.645555][ T4246] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.656110][ T4246] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.665541][ T4246] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.675412][ T4246] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.719974][ T4246] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.727210][ T4246] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.735197][ T4246] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.742339][ T4246] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.805955][ T4246] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.819537][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.829423][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.838027][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.846601][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 70.860249][ T4246] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.889683][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.898328][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.905420][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.922972][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.931954][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.939070][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.950236][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.976894][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.989633][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.004817][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.017293][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.041197][ T4246] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.141600][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.149256][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.182020][ T4246] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.199525][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.208540][ T1287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.235921][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.242483][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.255048][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.264387][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.273496][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.281259][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.290116][ T4246] device veth0_vlan entered promiscuous mode [ 71.302188][ T4246] device veth1_vlan entered promiscuous mode [ 71.335677][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.345612][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.354709][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.364237][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.376265][ T4246] device veth0_macvtap entered promiscuous mode [ 71.404232][ T4246] device veth1_macvtap entered promiscuous mode [ 71.419341][ T4246] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.426962][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.435990][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.444623][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.454624][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.467042][ T4246] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.476659][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.485508][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.496771][ T4246] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.506129][ T4246] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.514994][ T4246] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.524112][ T4246] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.847333][ T1287] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.863363][ T1287] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.875194][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.900462][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.909002][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.921420][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/09/26 08:27:15 executed programs: 0 [ 72.930934][ T4298] chnl_net:caif_netlink_parms(): no params data found [ 72.986600][ T4298] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.994185][ T4298] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.001982][ T4298] device bridge_slave_0 entered promiscuous mode [ 73.011323][ T4298] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.018475][ T4298] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.026489][ T4298] device bridge_slave_1 entered promiscuous mode [ 73.049795][ T4298] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.062491][ T4298] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.090263][ T4298] team0: Port device team_slave_0 added [ 73.098080][ T4298] team0: Port device team_slave_1 added [ 73.118391][ T4298] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.125403][ T4298] 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. [ 73.151396][ T4298] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.164021][ T4298] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.170981][ T4298] 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. [ 73.197701][ T4298] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.254478][ T4298] device hsr_slave_0 entered promiscuous mode [ 73.261845][ T4298] device hsr_slave_1 entered promiscuous mode [ 73.268475][ T4298] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.276514][ T4298] Cannot create hsr debugfs directory [ 73.357117][ T4298] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.833416][ T4249] Bluetooth: hci0: command 0x0409 tx timeout [ 75.970420][ T4298] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.218546][ T4298] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.258856][ T4298] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.399817][ T4298] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.409443][ T4298] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.418365][ T4298] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.428209][ T4298] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.493364][ T4298] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.524958][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.534343][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.544734][ T4298] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.570818][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.580515][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.589476][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.596733][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.605223][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.631099][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.640870][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.649592][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.656717][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.673254][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.682170][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.691445][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.701290][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.719293][ T4298] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.730595][ T4298] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.743974][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.752043][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.761626][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.770231][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.778814][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.788128][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.796712][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.806696][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.917388][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.926606][ T4249] Bluetooth: hci0: command 0x041b tx timeout [ 76.929556][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.946740][ T4298] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.971381][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.980579][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.008599][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.018652][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.028507][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.036720][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.048300][ T4298] device veth0_vlan entered promiscuous mode [ 77.068804][ T4298] device veth1_vlan entered promiscuous mode [ 77.080387][ T155] device hsr_slave_0 left promiscuous mode [ 77.088211][ T155] device hsr_slave_1 left promiscuous mode [ 77.095409][ T155] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 77.102936][ T155] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 77.110984][ T155] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 77.118825][ T155] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 77.126899][ T155] device bridge_slave_1 left promiscuous mode [ 77.134073][ T155] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.149068][ T155] device bridge_slave_0 left promiscuous mode [ 77.155449][ T155] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.173350][ T155] device veth1_macvtap left promiscuous mode [ 77.179560][ T155] device veth0_macvtap left promiscuous mode [ 77.186580][ T155] device veth1_vlan left promiscuous mode [ 77.192566][ T155] device veth0_vlan left promiscuous mode [ 77.348147][ T155] team0 (unregistering): Port device team_slave_1 removed [ 77.364826][ T155] team0 (unregistering): Port device team_slave_0 removed [ 77.377782][ T155] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 77.392701][ T155] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 77.447491][ T155] bond0 (unregistering): Released all slaves [ 77.511767][ T4298] device veth0_macvtap entered promiscuous mode [ 77.522629][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.530721][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.539286][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 77.548095][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.557456][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.570302][ T4298] device veth1_macvtap entered promiscuous mode [ 77.594429][ T4298] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.602056][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.613331][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.630237][ T4298] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.640439][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.649460][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.660103][ T4298] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.669395][ T4298] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.678316][ T4298] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.687609][ T4298] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.749624][ T4287] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.779640][ T4287] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.791607][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2025/09/26 08:27:20 executed programs: 2 [ 77.800874][ T4287] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.809334][ T4287] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.819197][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 77.858956][ T4316] IPv6: ADDRCONF(NETDEV_CHANGE): bpq0: link becomes ready [ 77.919797][ T4319] ================================================================== [ 77.928183][ T4319] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640 [ 77.935429][ T4319] Read of size 4 at addr ffff888142591f38 by task syz.0.19/4319 [ 77.943070][ T4319] [ 77.945417][ T4319] CPU: 1 PID: 4319 Comm: syz.0.19 Not tainted syzkaller #0 [ 77.952625][ T4319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 77.962703][ T4319] Call Trace: [ 77.965992][ T4319] [ 77.968940][ T4319] dump_stack_lvl+0x168/0x230 [ 77.973655][ T4319] ? show_regs_print_info+0x20/0x20 [ 77.978873][ T4319] ? _printk+0xcc/0x110 [ 77.983061][ T4319] ? ax25_fillin_cb+0x459/0x640 [ 77.987945][ T4319] ? load_image+0x3b0/0x3b0 [ 77.992479][ T4319] print_address_description+0x60/0x2d0 [ 77.998075][ T4319] ? ax25_fillin_cb+0x459/0x640 [ 78.002942][ T4319] kasan_report+0xdf/0x130 [ 78.007376][ T4319] ? ax25_fillin_cb+0x459/0x640 [ 78.012248][ T4319] ax25_fillin_cb+0x459/0x640 [ 78.016950][ T4319] ax25_setsockopt+0x8a2/0xa40 [ 78.021740][ T4319] ? ax25_shutdown+0x10/0x10 [ 78.026352][ T4319] ? aa_sock_opt_perm+0x74/0x100 [ 78.031320][ T4319] ? bpf_lsm_socket_setsockopt+0x5/0x10 [ 78.036884][ T4319] ? security_socket_setsockopt+0x7a/0xa0 [ 78.042616][ T4319] ? ax25_shutdown+0x10/0x10 [ 78.047226][ T4319] __sys_setsockopt+0x2bf/0x3d0 [ 78.052097][ T4319] __x64_sys_setsockopt+0xb1/0xc0 [ 78.057144][ T4319] do_syscall_64+0x4c/0xa0 [ 78.061577][ T4319] ? clear_bhb_loop+0x30/0x80 [ 78.066267][ T4319] ? clear_bhb_loop+0x30/0x80 [ 78.071045][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.076963][ T4319] RIP: 0033:0x7f5e094e4ec9 [ 78.081402][ T4319] 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 [ 78.101022][ T4319] RSP: 002b:00007fff5ca39de8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 78.109451][ T4319] RAX: ffffffffffffffda RBX: 00007f5e0973bfa0 RCX: 00007f5e094e4ec9 [ 78.117439][ T4319] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007 [ 78.125514][ T4319] RBP: 00007f5e09567f91 R08: 0000000000000010 R09: 0000000000000000 [ 78.133503][ T4319] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000 [ 78.141486][ T4319] R13: 00007f5e0973bfa0 R14: 00007f5e0973bfa0 R15: 0000000000000005 [ 78.149581][ T4319] [ 78.152692][ T4319] [ 78.155026][ T4319] Allocated by task 4316: [ 78.159361][ T4319] __kasan_kmalloc+0xb5/0xf0 [ 78.163968][ T4319] ax25_dev_device_up+0x50/0x580 [ 78.168913][ T4319] ax25_device_event+0x483/0x4f0 [ 78.173855][ T4319] raw_notifier_call_chain+0xcb/0x160 [ 78.179252][ T4319] __dev_notify_flags+0x178/0x2d0 [ 78.184288][ T4319] dev_change_flags+0xe3/0x1a0 [ 78.189059][ T4319] dev_ifsioc+0x147/0xe70 [ 78.193421][ T4319] dev_ioctl+0x55f/0xe50 [ 78.197687][ T4319] sock_do_ioctl+0x222/0x2f0 [ 78.202290][ T4319] sock_ioctl+0x4ed/0x6e0 [ 78.206630][ T4319] __se_sys_ioctl+0xfa/0x170 [ 78.211230][ T4319] do_syscall_64+0x4c/0xa0 [ 78.215653][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.221563][ T4319] [ 78.223892][ T4319] Freed by task 4318: [ 78.227878][ T4319] kasan_set_track+0x4b/0x70 [ 78.232485][ T4319] kasan_set_free_info+0x1f/0x40 [ 78.237438][ T4319] ____kasan_slab_free+0xd5/0x110 [ 78.242476][ T4319] slab_free_freelist_hook+0xea/0x170 [ 78.247900][ T4319] kfree+0xef/0x2a0 [ 78.251731][ T4319] ax25_release+0x661/0x870 [ 78.256252][ T4319] sock_close+0xd5/0x240 [ 78.260513][ T4319] __fput+0x234/0x930 [ 78.264519][ T4319] task_work_run+0x125/0x1a0 [ 78.269134][ T4319] exit_to_user_mode_loop+0x10f/0x130 [ 78.274524][ T4319] exit_to_user_mode_prepare+0xee/0x180 [ 78.280096][ T4319] syscall_exit_to_user_mode+0x16/0x40 [ 78.285575][ T4319] do_syscall_64+0x58/0xa0 [ 78.290010][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.295927][ T4319] [ 78.298255][ T4319] The buggy address belongs to the object at ffff888142591f00 [ 78.298255][ T4319] which belongs to the cache kmalloc-192 of size 192 [ 78.312403][ T4319] The buggy address is located 56 bytes inside of [ 78.312403][ T4319] 192-byte region [ffff888142591f00, ffff888142591fc0) [ 78.325712][ T4319] The buggy address belongs to the page: [ 78.331483][ T4319] page:ffffea0005096440 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888142591e00 pfn:0x142591 [ 78.343048][ T4319] flags: 0x57ff00000000200(slab|node=1|zone=2|lastcpupid=0x7ff) [ 78.350739][ T4319] raw: 057ff00000000200 ffffea0005096848 ffff888140000648 ffff888016841a00 [ 78.359350][ T4319] raw: ffff888142591e00 0000000000100003 00000001ffffffff 0000000000000000 [ 78.367943][ T4319] page dumped because: kasan: bad access detected [ 78.374376][ T4319] page_owner tracks the page as allocated [ 78.380099][ T4319] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1, ts 2438039615, free_ts 0 [ 78.395076][ T4319] get_page_from_freelist+0x1b77/0x1c60 [ 78.400654][ T4319] __alloc_pages+0x1e1/0x470 [ 78.405274][ T4319] alloc_page_interleave+0x24/0x1e0 [ 78.410510][ T4319] new_slab+0xc0/0x4b0 [ 78.414603][ T4319] ___slab_alloc+0x81e/0xdf0 [ 78.419214][ T4319] kmem_cache_alloc_trace+0x1a5/0x2a0 [ 78.424609][ T4319] call_usermodehelper_setup+0x8a/0x260 [ 78.430296][ T4319] kobject_uevent_env+0x65e/0x890 [ 78.435347][ T4319] kernel_add_sysfs_param+0xfb/0x120 [ 78.440796][ T4319] param_sysfs_builtin+0x164/0x1e0 [ 78.445938][ T4319] param_sysfs_init+0x66/0x70 [ 78.450633][ T4319] do_one_initcall+0x1ee/0x680 [ 78.455418][ T4319] do_initcall_level+0x137/0x1f0 [ 78.460390][ T4319] do_initcalls+0x4b/0x90 [ 78.464841][ T4319] kernel_init_freeable+0x3ce/0x560 [ 78.470058][ T4319] kernel_init+0x19/0x1b0 [ 78.474403][ T4319] page_owner free stack trace missing [ 78.479913][ T4319] [ 78.482256][ T4319] Memory state around the buggy address: [ 78.487902][ T4319] ffff888142591e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 78.495974][ T4319] ffff888142591e80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 78.504052][ T4319] >ffff888142591f00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 78.512137][ T4319] ^ [ 78.518044][ T4319] ffff888142591f80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 78.526118][ T4319] ffff888142592000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 78.534286][ T4319] ================================================================== [ 78.542354][ T4319] Disabling lock debugging due to kernel taint [ 78.566476][ T4319] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 78.573839][ T4319] CPU: 1 PID: 4319 Comm: syz.0.19 Tainted: G B syzkaller #0 [ 78.582458][ T4319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 78.592525][ T4319] Call Trace: [ 78.595840][ T4319] [ 78.598782][ T4319] dump_stack_lvl+0x168/0x230 [ 78.603606][ T4319] ? show_regs_print_info+0x20/0x20 [ 78.608815][ T4319] ? load_image+0x3b0/0x3b0 [ 78.613336][ T4319] panic+0x2c9/0x7f0 [ 78.617251][ T4319] ? bpf_jit_dump+0xd0/0xd0 [ 78.621884][ T4319] ? _raw_spin_unlock_irqrestore+0xf6/0x100 [ 78.627799][ T4319] ? _raw_spin_unlock+0x40/0x40 [ 78.632677][ T4319] ? print_memory_metadata+0x314/0x400 [ 78.638153][ T4319] ? ax25_fillin_cb+0x459/0x640 [ 78.643013][ T4319] check_panic_on_warn+0x80/0xa0 [ 78.647966][ T4319] ? ax25_fillin_cb+0x459/0x640 [ 78.652825][ T4319] end_report+0x6d/0xf0 [ 78.657004][ T4319] kasan_report+0x102/0x130 [ 78.661515][ T4319] ? ax25_fillin_cb+0x459/0x640 [ 78.666383][ T4319] ax25_fillin_cb+0x459/0x640 [ 78.671069][ T4319] ax25_setsockopt+0x8a2/0xa40 [ 78.675847][ T4319] ? ax25_shutdown+0x10/0x10 [ 78.680456][ T4319] ? aa_sock_opt_perm+0x74/0x100 [ 78.685408][ T4319] ? bpf_lsm_socket_setsockopt+0x5/0x10 [ 78.690969][ T4319] ? security_socket_setsockopt+0x7a/0xa0 [ 78.696784][ T4319] ? ax25_shutdown+0x10/0x10 [ 78.701383][ T4319] __sys_setsockopt+0x2bf/0x3d0 [ 78.706243][ T4319] __x64_sys_setsockopt+0xb1/0xc0 [ 78.711278][ T4319] do_syscall_64+0x4c/0xa0 [ 78.715697][ T4319] ? clear_bhb_loop+0x30/0x80 [ 78.720391][ T4319] ? clear_bhb_loop+0x30/0x80 [ 78.725075][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.731068][ T4319] RIP: 0033:0x7f5e094e4ec9 [ 78.735500][ T4319] 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 [ 78.755206][ T4319] RSP: 002b:00007fff5ca39de8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 78.763621][ T4319] RAX: ffffffffffffffda RBX: 00007f5e0973bfa0 RCX: 00007f5e094e4ec9 [ 78.771596][ T4319] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007 [ 78.779571][ T4319] RBP: 00007f5e09567f91 R08: 0000000000000010 R09: 0000000000000000 [ 78.787545][ T4319] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000 [ 78.795528][ T4319] R13: 00007f5e0973bfa0 R14: 00007f5e0973bfa0 R15: 0000000000000005 [ 78.803503][ T4319] [ 78.806788][ T4319] Kernel Offset: disabled [ 78.811121][ T4319] Rebooting in 86400 seconds..