Warning: Permanently added '10.128.0.9' (ED25519) to the list of known hosts.
2025/09/13 11:44:34 parsed 1 programs
[ 53.700190][ T4187] cgroup: Unknown subsys name 'net'
[ 53.858219][ T4187] cgroup: Unknown subsys name 'rlimit'
[ 55.069072][ T4187] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 56.833632][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 56.843642][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 56.857172][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 56.868646][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 56.876655][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 56.884824][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 57.766037][ T4242] chnl_net:caif_netlink_parms(): no params data found
[ 57.825847][ T4242] bridge0: port 1(bridge_slave_0) entered blocking state
[ 57.833592][ T4242] bridge0: port 1(bridge_slave_0) entered disabled state
[ 57.841698][ T4242] device bridge_slave_0 entered promiscuous mode
[ 57.852460][ T4242] bridge0: port 2(bridge_slave_1) entered blocking state
[ 57.860281][ T4242] bridge0: port 2(bridge_slave_1) entered disabled state
[ 57.869375][ T4242] device bridge_slave_1 entered promiscuous mode
[ 57.896587][ T4242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 57.908002][ T4242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 57.937803][ T4242] team0: Port device team_slave_0 added
[ 57.945336][ T4242] team0: Port device team_slave_1 added
[ 57.965652][ T4242] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 57.973714][ T4242] 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.
[ 57.999651][ T4242] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 58.012513][ T4242] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 58.019545][ T4242] 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.
[ 58.045443][ T4242] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 58.079907][ T4242] device hsr_slave_0 entered promiscuous mode
[ 58.087097][ T4242] device hsr_slave_1 entered promiscuous mode
[ 58.193712][ T4242] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 58.202799][ T4242] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 58.211550][ T4242] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 58.220421][ T4242] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 58.311337][ T4242] 8021q: adding VLAN 0 to HW filter on device bond0
[ 58.358184][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 58.386318][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 58.394924][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 58.409479][ T4242] 8021q: adding VLAN 0 to HW filter on device team0
[ 58.420975][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 58.429773][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 58.438466][ T154] bridge0: port 1(bridge_slave_0) entered blocking state
[ 58.445634][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 58.466436][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 58.474851][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 58.483421][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 58.491800][ T154] bridge0: port 2(bridge_slave_1) entered blocking state
[ 58.498874][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 58.508640][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 58.517343][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 58.526103][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 58.536959][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 58.548005][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 58.558100][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 58.627109][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 58.634996][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 58.646285][ T4242] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 58.661481][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 58.679224][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 58.687767][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 58.695789][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 58.705830][ T4242] device veth0_vlan entered promiscuous mode
[ 58.715780][ T4242] device veth1_vlan entered promiscuous mode
[ 58.731065][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 58.740416][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 58.748772][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 58.778550][ T4242] device veth0_macvtap entered promiscuous mode
[ 58.787831][ T4242] device veth1_macvtap entered promiscuous mode
[ 58.801773][ T4242] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 58.809718][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 58.818865][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 58.844414][ T4242] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 58.852783][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 58.863525][ T4242] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 58.872297][ T4242] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 58.881435][ T4242] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 58.890881][ T4242] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 58.972449][ T4242] syz-executor (4242) used greatest stack depth: 20512 bytes left
2025/09/13 11:44:42 executed programs: 0
[ 60.139784][ T4298] chnl_net:caif_netlink_parms(): no params data found
[ 60.201929][ T4298] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.210221][ T4298] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.220292][ T4298] device bridge_slave_0 entered promiscuous mode
[ 60.229751][ T4298] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.238389][ T4298] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.247537][ T4298] device bridge_slave_1 entered promiscuous mode
[ 60.278922][ T4298] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.291526][ T4298] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.327786][ T4298] team0: Port device team_slave_0 added
[ 60.336616][ T4298] team0: Port device team_slave_1 added
[ 60.360746][ T4298] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 60.369005][ 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.
[ 60.397702][ T4298] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 60.410946][ T4298] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 60.420152][ 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.
[ 60.448923][ T4298] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 60.489515][ T4298] device hsr_slave_0 entered promiscuous mode
[ 60.496385][ T4298] device hsr_slave_1 entered promiscuous mode
[ 60.502961][ T4298] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 60.511187][ T4298] Cannot create hsr debugfs directory
[ 60.591536][ T4298] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 62.074256][ T4305] Bluetooth: hci0: command 0x0409 tx timeout
[ 63.458652][ T4298] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 63.718328][ T4298] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 63.778871][ T4298] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 63.895586][ T4298] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 63.904414][ T4298] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 63.912603][ T4298] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 63.932506][ T4298] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 63.980864][ T4298] 8021q: adding VLAN 0 to HW filter on device bond0
[ 63.991752][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 64.001635][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 64.025316][ T4298] 8021q: adding VLAN 0 to HW filter on device team0
[ 64.034347][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 64.042826][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 64.051329][ T154] bridge0: port 1(bridge_slave_0) entered blocking state
[ 64.058396][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 64.066234][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 64.077366][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 64.086950][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 64.095502][ T154] bridge0: port 2(bridge_slave_1) entered blocking state
[ 64.102521][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 64.127558][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 64.137412][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 64.152059][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 64.160440][ T1108] Bluetooth: hci0: command 0x041b tx timeout
[ 64.168253][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 64.177084][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 64.185636][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 64.194167][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 64.215927][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 64.224442][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 64.235143][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 64.244058][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 64.254900][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 64.340274][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 64.348093][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 64.360000][ T4298] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 64.374677][ T440] device hsr_slave_0 left promiscuous mode
[ 64.381000][ T440] device hsr_slave_1 left promiscuous mode
[ 64.387425][ T440] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 64.395196][ T440] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 64.403159][ T440] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 64.410532][ T440] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 64.419190][ T440] device bridge_slave_1 left promiscuous mode
[ 64.426031][ T440] bridge0: port 2(bridge_slave_1) entered disabled state
[ 64.438562][ T440] device bridge_slave_0 left promiscuous mode
[ 64.445202][ T440] bridge0: port 1(bridge_slave_0) entered disabled state
[ 64.459330][ T440] device veth1_macvtap left promiscuous mode
[ 64.465808][ T440] device veth0_macvtap left promiscuous mode
[ 64.471811][ T440] device veth1_vlan left promiscuous mode
[ 64.478027][ T440] device veth0_vlan left promiscuous mode
[ 64.600366][ T440] team0 (unregistering): Port device team_slave_1 removed
[ 64.611648][ T440] team0 (unregistering): Port device team_slave_0 removed
[ 64.622915][ T440] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 64.636564][ T440] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 64.684109][ T440] bond0 (unregistering): Released all slaves
[ 64.734734][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 64.743658][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 64.758480][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 64.768179][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 64.776724][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 64.784635][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 64.796090][ T4298] device veth0_vlan entered promiscuous mode
[ 64.807299][ T4298] device veth1_vlan entered promiscuous mode
[ 64.832513][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 64.840835][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 64.849170][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 64.857611][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 64.868093][ T4298] device veth0_macvtap entered promiscuous mode
[ 64.884274][ T4298] device veth1_macvtap entered promiscuous mode
[ 64.899750][ T4298] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 64.907214][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 64.915946][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 64.924096][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 64.932393][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 64.943584][ T4298] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 64.950858][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 64.959257][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 64.972017][ T4298] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 64.982162][ T4298] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 64.991029][ T4298] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 65.000053][ T4298] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 65.049958][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 65.070204][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 65.073018][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 65.078649][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 65.092618][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/09/13 11:44:47 executed programs: 2
[ 65.101906][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 65.151408][ T4317] IPv6: ADDRCONF(NETDEV_CHANGE): bpq0: link becomes ready
[ 65.191547][ T4319] ==================================================================
[ 65.199763][ T4319] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640
[ 65.206965][ T4319] Read of size 4 at addr ffff88801e323438 by task syz.0.19/4319
[ 65.214583][ T4319]
[ 65.216912][ T4319] CPU: 0 PID: 4319 Comm: syz.0.19 Not tainted syzkaller #0
[ 65.224100][ T4319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 65.234154][ T4319] Call Trace:
[ 65.237424][ T4319]
[ 65.240349][ T4319] dump_stack_lvl+0x168/0x230
[ 65.245022][ T4319] ? show_regs_print_info+0x20/0x20
[ 65.250207][ T4319] ? _printk+0xcc/0x110
[ 65.254352][ T4319] ? ax25_fillin_cb+0x459/0x640
[ 65.259199][ T4319] ? load_image+0x3b0/0x3b0
[ 65.263703][ T4319] print_address_description+0x60/0x2d0
[ 65.269245][ T4319] ? ax25_fillin_cb+0x459/0x640
[ 65.274083][ T4319] kasan_report+0xdf/0x130
[ 65.278504][ T4319] ? ax25_fillin_cb+0x459/0x640
[ 65.283364][ T4319] ax25_fillin_cb+0x459/0x640
[ 65.288039][ T4319] ax25_setsockopt+0x8a2/0xa40
[ 65.292804][ T4319] ? ax25_shutdown+0x10/0x10
[ 65.297392][ T4319] ? aa_sock_opt_perm+0x74/0x100
[ 65.302335][ T4319] ? bpf_lsm_socket_setsockopt+0x5/0x10
[ 65.307879][ T4319] ? security_socket_setsockopt+0x7a/0xa0
[ 65.313591][ T4319] ? ax25_shutdown+0x10/0x10
[ 65.318179][ T4319] __sys_setsockopt+0x2bf/0x3d0
[ 65.323031][ T4319] __x64_sys_setsockopt+0xb1/0xc0
[ 65.328049][ T4319] do_syscall_64+0x4c/0xa0
[ 65.332458][ T4319] ? clear_bhb_loop+0x30/0x80
[ 65.337129][ T4319] ? clear_bhb_loop+0x30/0x80
[ 65.341811][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 65.347706][ T4319] RIP: 0033:0x7f56b3d1aba9
[ 65.352121][ 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
[ 65.371717][ T4319] RSP: 002b:00007ffcdf599fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 65.380123][ T4319] RAX: ffffffffffffffda RBX: 00007f56b3f61fa0 RCX: 00007f56b3d1aba9
[ 65.388085][ T4319] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000006
[ 65.396044][ T4319] RBP: 00007f56b3d9de19 R08: 0000000000000010 R09: 0000000000000000
[ 65.404011][ T4319] R10: 0000200000000000 R11: 0000000000000246 R12: 0000000000000000
[ 65.411973][ T4319] R13: 00007f56b3f61fa0 R14: 00007f56b3f61fa0 R15: 0000000000000005
[ 65.419953][ T4319]
[ 65.422965][ T4319]
[ 65.425273][ T4319] Allocated by task 4317:
[ 65.429584][ T4319] __kasan_kmalloc+0xb5/0xf0
[ 65.434170][ T4319] ax25_dev_device_up+0x50/0x580
[ 65.439101][ T4319] ax25_device_event+0x483/0x4f0
[ 65.444030][ T4319] raw_notifier_call_chain+0xcb/0x160
[ 65.449394][ T4319] __dev_notify_flags+0x178/0x2d0
[ 65.454419][ T4319] dev_change_flags+0xe3/0x1a0
[ 65.459182][ T4319] dev_ifsioc+0x147/0xe70
[ 65.463503][ T4319] dev_ioctl+0x55f/0xe50
[ 65.467733][ T4319] sock_do_ioctl+0x222/0x2f0
[ 65.472315][ T4319] sock_ioctl+0x4ed/0x6e0
[ 65.476634][ T4319] __se_sys_ioctl+0xfa/0x170
[ 65.481251][ T4319] do_syscall_64+0x4c/0xa0
[ 65.485663][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 65.491548][ T4319]
[ 65.493858][ T4319] Freed by task 4318:
[ 65.497827][ T4319] kasan_set_track+0x4b/0x70
[ 65.502408][ T4319] kasan_set_free_info+0x1f/0x40
[ 65.507333][ T4319] ____kasan_slab_free+0xd5/0x110
[ 65.512345][ T4319] slab_free_freelist_hook+0xea/0x170
[ 65.517705][ T4319] kfree+0xef/0x2a0
[ 65.521500][ T4319] ax25_release+0x661/0x870
[ 65.525994][ T4319] sock_close+0xd5/0x240
[ 65.530227][ T4319] __fput+0x234/0x930
[ 65.534197][ T4319] task_work_run+0x125/0x1a0
[ 65.538789][ T4319] exit_to_user_mode_loop+0x10f/0x130
[ 65.544156][ T4319] exit_to_user_mode_prepare+0xee/0x180
[ 65.549700][ T4319] syscall_exit_to_user_mode+0x16/0x40
[ 65.555146][ T4319] do_syscall_64+0x58/0xa0
[ 65.559549][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 65.565431][ T4319]
[ 65.567746][ T4319] The buggy address belongs to the object at ffff88801e323400
[ 65.567746][ T4319] which belongs to the cache kmalloc-192 of size 192
[ 65.581784][ T4319] The buggy address is located 56 bytes inside of
[ 65.581784][ T4319] 192-byte region [ffff88801e323400, ffff88801e3234c0)
[ 65.594961][ T4319] The buggy address belongs to the page:
[ 65.600605][ T4319] page:ffffea000078c8c0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1e323
[ 65.610749][ T4319] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
[ 65.618288][ T4319] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016841a00
[ 65.626862][ T4319] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
[ 65.635439][ T4319] page dumped because: kasan: bad access detected
[ 65.641857][ T4319] page_owner tracks the page as allocated
[ 65.647565][ T4319] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 4298, ts 65141441190, free_ts 65141248839
[ 65.663530][ T4319] get_page_from_freelist+0x1b77/0x1c60
[ 65.669080][ T4319] __alloc_pages+0x1e1/0x470
[ 65.673657][ T4319] new_slab+0xb6/0x4b0
[ 65.677715][ T4319] ___slab_alloc+0x81e/0xdf0
[ 65.682382][ T4319] __kmalloc_node+0x200/0x3b0
[ 65.687043][ T4319] memcg_alloc_page_obj_cgroups+0x81/0x120
[ 65.692844][ T4319] new_slab+0x100/0x4b0
[ 65.696990][ T4319] ___slab_alloc+0x81e/0xdf0
[ 65.701578][ T4319] kmem_cache_alloc+0x195/0x290
[ 65.706420][ T4319] __d_alloc+0x2a/0x6f0
[ 65.710567][ T4319] d_alloc_pseudo+0x19/0x70
[ 65.715075][ T4319] alloc_file_pseudo+0xc8/0x1f0
[ 65.719913][ T4319] sock_alloc_file+0xb3/0x240
[ 65.724583][ T4319] __sys_socket+0x11d/0x170
[ 65.729082][ T4319] __x64_sys_socket+0x76/0x80
[ 65.733745][ T4319] do_syscall_64+0x4c/0xa0
[ 65.738153][ T4319] page last free stack trace:
[ 65.742808][ T4319] free_unref_page_prepare+0x637/0x6c0
[ 65.748262][ T4319] free_unref_page+0x94/0x280
[ 65.752933][ T4319] __vunmap+0x8ab/0xa40
[ 65.757077][ T4319] do_arpt_get_ctl+0xce3/0xf40
[ 65.761837][ T4319] nf_getsockopt+0x25e/0x280
[ 65.766413][ T4319] ip_getsockopt+0x115a/0x1590
[ 65.771161][ T4319] tcp_getsockopt+0x1e3/0x2390
[ 65.775911][ T4319] __sys_getsockopt+0x1b0/0x230
[ 65.780749][ T4319] __x64_sys_getsockopt+0xb1/0xc0
[ 65.785758][ T4319] do_syscall_64+0x4c/0xa0
[ 65.790161][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 65.796043][ T4319]
[ 65.798356][ T4319] Memory state around the buggy address:
[ 65.803968][ T4319] ffff88801e323300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 65.812015][ T4319] ffff88801e323380: 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 65.820060][ T4319] >ffff88801e323400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 65.828102][ T4319] ^
[ 65.833982][ T4319] ffff88801e323480: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[ 65.842035][ T4319] ffff88801e323500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 65.850078][ T4319] ==================================================================
[ 65.858125][ T4319] Disabling lock debugging due to kernel taint
[ 65.877888][ T4319] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 65.885096][ T4319] CPU: 0 PID: 4319 Comm: syz.0.19 Tainted: G B syzkaller #0
[ 65.893670][ T4319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 65.903711][ T4319] Call Trace:
[ 65.906975][ T4319]
[ 65.909888][ T4319] dump_stack_lvl+0x168/0x230
[ 65.914556][ T4319] ? show_regs_print_info+0x20/0x20
[ 65.919744][ T4319] ? load_image+0x3b0/0x3b0
[ 65.924232][ T4319] panic+0x2c9/0x7f0
[ 65.928122][ T4319] ? bpf_jit_dump+0xd0/0xd0
[ 65.932604][ T4319] ? _raw_spin_unlock_irqrestore+0xf6/0x100
[ 65.938468][ T4319] ? _raw_spin_unlock+0x40/0x40
[ 65.943288][ T4319] ? print_memory_metadata+0x314/0x400
[ 65.948718][ T4319] ? ax25_fillin_cb+0x459/0x640
[ 65.953539][ T4319] check_panic_on_warn+0x80/0xa0
[ 65.958479][ T4319] ? ax25_fillin_cb+0x459/0x640
[ 65.963298][ T4319] end_report+0x6d/0xf0
[ 65.967426][ T4319] kasan_report+0x102/0x130
[ 65.971912][ T4319] ? ax25_fillin_cb+0x459/0x640
[ 65.976732][ T4319] ax25_fillin_cb+0x459/0x640
[ 65.981378][ T4319] ax25_setsockopt+0x8a2/0xa40
[ 65.986130][ T4319] ? ax25_shutdown+0x10/0x10
[ 65.990693][ T4319] ? aa_sock_opt_perm+0x74/0x100
[ 65.995600][ T4319] ? bpf_lsm_socket_setsockopt+0x5/0x10
[ 66.001119][ T4319] ? security_socket_setsockopt+0x7a/0xa0
[ 66.006904][ T4319] ? ax25_shutdown+0x10/0x10
[ 66.011462][ T4319] __sys_setsockopt+0x2bf/0x3d0
[ 66.016296][ T4319] __x64_sys_setsockopt+0xb1/0xc0
[ 66.021292][ T4319] do_syscall_64+0x4c/0xa0
[ 66.025679][ T4319] ? clear_bhb_loop+0x30/0x80
[ 66.030328][ T4319] ? clear_bhb_loop+0x30/0x80
[ 66.034987][ T4319] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.040860][ T4319] RIP: 0033:0x7f56b3d1aba9
[ 66.045248][ 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
[ 66.064828][ T4319] RSP: 002b:00007ffcdf599fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 66.073220][ T4319] RAX: ffffffffffffffda RBX: 00007f56b3f61fa0 RCX: 00007f56b3d1aba9
[ 66.081180][ T4319] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000006
[ 66.089126][ T4319] RBP: 00007f56b3d9de19 R08: 0000000000000010 R09: 0000000000000000
[ 66.097069][ T4319] R10: 0000200000000000 R11: 0000000000000246 R12: 0000000000000000
[ 66.105011][ T4319] R13: 00007f56b3f61fa0 R14: 00007f56b3f61fa0 R15: 0000000000000005
[ 66.112956][ T4319]
[ 66.116130][ T4319] Kernel Offset: disabled
[ 66.120439][ T4319] Rebooting in 86400 seconds..