Warning: Permanently added '10.128.0.196' (ED25519) to the list of known hosts.
2025/09/23 01:44:55 parsed 1 programs
syzkaller login: [ 53.805331][ T4189] cgroup: Unknown subsys name 'net'
[ 53.935320][ T4189] cgroup: Unknown subsys name 'rlimit'
[ 55.157593][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 56.688303][ T4206] chnl_net:caif_netlink_parms(): no params data found
[ 56.732251][ T4206] bridge0: port 1(bridge_slave_0) entered blocking state
[ 56.739674][ T4206] bridge0: port 1(bridge_slave_0) entered disabled state
[ 56.747869][ T4206] device bridge_slave_0 entered promiscuous mode
[ 56.756316][ T4206] bridge0: port 2(bridge_slave_1) entered blocking state
[ 56.763494][ T4206] bridge0: port 2(bridge_slave_1) entered disabled state
[ 56.771162][ T4206] device bridge_slave_1 entered promiscuous mode
[ 56.791348][ T4206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 56.802237][ T4206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 56.826111][ T4206] team0: Port device team_slave_0 added
[ 56.833005][ T4206] team0: Port device team_slave_1 added
[ 56.848889][ T4206] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 56.856460][ T4206] 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.
[ 56.882646][ T4206] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 56.896801][ T4206] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 56.903828][ T4206] 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.
[ 56.929942][ T4206] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 56.959686][ T4206] device hsr_slave_0 entered promiscuous mode
[ 56.966530][ T4206] device hsr_slave_1 entered promiscuous mode
[ 57.045467][ T4206] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 57.057792][ T4206] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 57.067190][ T4206] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 57.076224][ T4206] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 57.101620][ T4206] bridge0: port 2(bridge_slave_1) entered blocking state
[ 57.108739][ T4206] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 57.116543][ T4206] bridge0: port 1(bridge_slave_0) entered blocking state
[ 57.123602][ T4206] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 57.158025][ T4206] 8021q: adding VLAN 0 to HW filter on device bond0
[ 57.172134][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 57.182058][ T144] bridge0: port 1(bridge_slave_0) entered disabled state
[ 57.190186][ T144] bridge0: port 2(bridge_slave_1) entered disabled state
[ 57.205626][ T4206] 8021q: adding VLAN 0 to HW filter on device team0
[ 57.217877][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 57.227444][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 57.234569][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 57.250935][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 57.259530][ T570] bridge0: port 2(bridge_slave_1) entered blocking state
[ 57.266631][ T570] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 57.284058][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 57.293795][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 57.314265][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 57.323272][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 57.331944][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 57.343473][ T4206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 57.452286][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 57.459785][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 57.474533][ T4206] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 57.494477][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 57.515305][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 57.525210][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 57.533495][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 57.544497][ T4206] device veth0_vlan entered promiscuous mode
[ 57.557337][ T4206] device veth1_vlan entered promiscuous mode
[ 57.579552][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 57.589615][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 57.598559][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 57.610836][ T4206] device veth0_macvtap entered promiscuous mode
[ 57.620006][ T4206] device veth1_macvtap entered promiscuous mode
[ 57.630091][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 57.649276][ T4206] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 57.657992][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 57.667575][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 57.679883][ T4206] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 57.687503][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 57.697000][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 57.708730][ T4206] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 57.717905][ T4206] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 57.727159][ T4206] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 57.740014][ T4206] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 57.852798][ T4206] syz-executor (4206) used greatest stack depth: 20512 bytes left
[ 58.097288][ T1440] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 58.109617][ T1440] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 58.128526][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 58.146575][ T570] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 58.156641][ T570] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 58.169410][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 58.558822][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 60.595823][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 62.645691][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 62.707248][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2025/09/23 01:45:06 executed programs: 0
[ 63.826068][ T4324] chnl_net:caif_netlink_parms(): no params data found
[ 63.895230][ T4324] bridge0: port 1(bridge_slave_0) entered blocking state
[ 63.905696][ T4324] bridge0: port 1(bridge_slave_0) entered disabled state
[ 63.914317][ T4324] device bridge_slave_0 entered promiscuous mode
[ 63.926796][ T4324] bridge0: port 2(bridge_slave_1) entered blocking state
[ 63.936788][ T4324] bridge0: port 2(bridge_slave_1) entered disabled state
[ 63.944642][ T4324] device bridge_slave_1 entered promiscuous mode
[ 63.994953][ T4324] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 64.008271][ T4324] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 64.034171][ T4324] team0: Port device team_slave_0 added
[ 64.042766][ T4324] team0: Port device team_slave_1 added
[ 64.083400][ T4324] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 64.090585][ T4324] 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.
[ 64.116585][ T4324] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 64.128502][ T4324] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 64.137239][ T4324] 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.
[ 64.163350][ T4324] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 64.195647][ T154] device hsr_slave_0 left promiscuous mode
[ 64.202491][ T154] device hsr_slave_1 left promiscuous mode
[ 64.209019][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 64.218393][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 64.226988][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 64.235059][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 64.243750][ T154] device bridge_slave_1 left promiscuous mode
[ 64.250751][ T154] bridge0: port 2(bridge_slave_1) entered disabled state
[ 64.267372][ T154] device bridge_slave_0 left promiscuous mode
[ 64.273761][ T154] bridge0: port 1(bridge_slave_0) entered disabled state
[ 64.296217][ T154] device veth1_macvtap left promiscuous mode
[ 64.302610][ T154] device veth0_macvtap left promiscuous mode
[ 64.308778][ T154] device veth1_vlan left promiscuous mode
[ 64.315595][ T154] device veth0_vlan left promiscuous mode
[ 64.480783][ T154] team0 (unregistering): Port device team_slave_1 removed
[ 64.492020][ T154] team0 (unregistering): Port device team_slave_0 removed
[ 64.504058][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 64.519764][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 64.564701][ T154] bond0 (unregistering): Released all slaves
[ 64.652892][ T4324] device hsr_slave_0 entered promiscuous mode
[ 64.659477][ T4324] device hsr_slave_1 entered promiscuous mode
[ 65.132668][ T4324] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 65.142517][ T4324] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 65.152125][ T4324] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 65.161901][ T4324] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 65.278243][ T4324] 8021q: adding VLAN 0 to HW filter on device bond0
[ 65.292925][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 65.304857][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 65.315712][ T4324] 8021q: adding VLAN 0 to HW filter on device team0
[ 65.331250][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 65.342671][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 65.351821][ T570] bridge0: port 1(bridge_slave_0) entered blocking state
[ 65.358877][ T570] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 65.382232][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 65.390639][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 65.399298][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 65.409172][ T570] bridge0: port 2(bridge_slave_1) entered blocking state
[ 65.416281][ T570] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 65.428245][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 65.437722][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 65.447829][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 65.458050][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 65.478030][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 65.488620][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 65.497681][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 65.509236][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 65.518446][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 65.528359][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 65.537215][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 65.550991][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 65.729911][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 65.738791][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 65.751131][ T4200] Bluetooth: hci0: command 0x0409 tx timeout
[ 65.757453][ T4324] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 65.777877][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 65.788152][ T570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 65.810047][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 65.823497][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 65.838284][ T4324] device veth0_vlan entered promiscuous mode
[ 65.846726][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 65.855457][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 65.868671][ T4324] device veth1_vlan entered promiscuous mode
[ 65.893507][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 65.904479][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 65.915287][ T4324] device veth0_macvtap entered promiscuous mode
[ 65.935881][ T4324] device veth1_macvtap entered promiscuous mode
[ 65.966961][ T4324] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 65.988313][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 65.996732][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 66.022339][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 66.041987][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 66.064015][ T4324] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 66.082189][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 66.101800][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 66.115699][ T4324] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.130659][ T4324] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.139362][ T4324] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.148541][ T4324] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.225573][ T1440] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 66.249811][ T1440] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 66.257651][ T570] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 66.269695][ T570] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 66.292207][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 66.312527][ T1440] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 66.374669][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): bpq0: link becomes ready
[ 66.484673][ T4420] ==================================================================
[ 66.492942][ T4420] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640
[ 66.500158][ T4420] Read of size 4 at addr ffff88807e26a238 by task syz.0.19/4420
[ 66.507785][ T4420]
[ 66.510112][ T4420] CPU: 1 PID: 4420 Comm: syz.0.19 Not tainted syzkaller #0
[ 66.517482][ T4420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 66.527552][ T4420] Call Trace:
[ 66.530833][ T4420]
[ 66.533767][ T4420] dump_stack_lvl+0x168/0x230
[ 66.538456][ T4420] ? show_regs_print_info+0x20/0x20
[ 66.543666][ T4420] ? _printk+0xcc/0x110
[ 66.547820][ T4420] ? ax25_fillin_cb+0x459/0x640
[ 66.552674][ T4420] ? load_image+0x3b0/0x3b0
[ 66.557200][ T4420] print_address_description+0x60/0x2d0
[ 66.562756][ T4420] ? ax25_fillin_cb+0x459/0x640
[ 66.567618][ T4420] kasan_report+0xdf/0x130
[ 66.572030][ T4420] ? ax25_fillin_cb+0x459/0x640
[ 66.576872][ T4420] ax25_fillin_cb+0x459/0x640
[ 66.581547][ T4420] ax25_setsockopt+0x8a2/0xa40
[ 66.586316][ T4420] ? ax25_shutdown+0x10/0x10
[ 66.590912][ T4420] ? aa_sock_opt_perm+0x74/0x100
[ 66.595857][ T4420] ? bpf_lsm_socket_setsockopt+0x5/0x10
[ 66.601406][ T4420] ? security_socket_setsockopt+0x7a/0xa0
[ 66.607126][ T4420] ? ax25_shutdown+0x10/0x10
[ 66.611723][ T4420] __sys_setsockopt+0x2bf/0x3d0
[ 66.616583][ T4420] __x64_sys_setsockopt+0xb1/0xc0
[ 66.621615][ T4420] do_syscall_64+0x4c/0xa0
[ 66.626039][ T4420] ? clear_bhb_loop+0x30/0x80
[ 66.630728][ T4420] ? clear_bhb_loop+0x30/0x80
[ 66.635407][ T4420] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.641313][ T4420] RIP: 0033:0x7f672f402ec9
[ 66.645731][ T4420] 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
[ 66.665345][ T4420] RSP: 002b:00007ffdd8898cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 66.673768][ T4420] RAX: ffffffffffffffda RBX: 00007f672f659fa0 RCX: 00007f672f402ec9
[ 66.681759][ T4420] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007
[ 66.689743][ T4420] RBP: 00007f672f485f91 R08: 0000000000000010 R09: 0000000000000000
[ 66.697722][ T4420] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000
[ 66.705701][ T4420] R13: 00007f672f659fa0 R14: 00007f672f659fa0 R15: 0000000000000005
[ 66.713780][ T4420]
[ 66.716804][ T4420]
[ 66.719134][ T4420] Allocated by task 4415:
[ 66.723454][ T4420] __kasan_kmalloc+0xb5/0xf0
[ 66.728058][ T4420] ax25_dev_device_up+0x50/0x580
[ 66.732995][ T4420] ax25_device_event+0x483/0x4f0
[ 66.737931][ T4420] raw_notifier_call_chain+0xcb/0x160
[ 66.743302][ T4420] __dev_notify_flags+0x178/0x2d0
[ 66.748325][ T4420] dev_change_flags+0xe3/0x1a0
[ 66.753089][ T4420] dev_ifsioc+0x147/0xe70
[ 66.757421][ T4420] dev_ioctl+0x55f/0xe50
[ 66.761662][ T4420] sock_do_ioctl+0x222/0x2f0
[ 66.766249][ T4420] sock_ioctl+0x4ed/0x6e0
[ 66.770576][ T4420] __se_sys_ioctl+0xfa/0x170
[ 66.775167][ T4420] do_syscall_64+0x4c/0xa0
[ 66.779580][ T4420] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.785471][ T4420]
[ 66.787787][ T4420] Freed by task 4419:
[ 66.791763][ T4420] kasan_set_track+0x4b/0x70
[ 66.796359][ T4420] kasan_set_free_info+0x1f/0x40
[ 66.801295][ T4420] ____kasan_slab_free+0xd5/0x110
[ 66.806317][ T4420] slab_free_freelist_hook+0xea/0x170
[ 66.811691][ T4420] kfree+0xef/0x2a0
[ 66.815488][ T4420] ax25_release+0x661/0x870
[ 66.819978][ T4420] sock_close+0xd5/0x240
[ 66.824210][ T4420] __fput+0x234/0x930
[ 66.828194][ T4420] task_work_run+0x125/0x1a0
[ 66.832788][ T4420] exit_to_user_mode_loop+0x10f/0x130
[ 66.838168][ T4420] exit_to_user_mode_prepare+0xee/0x180
[ 66.843712][ T4420] syscall_exit_to_user_mode+0x16/0x40
[ 66.849171][ T4420] do_syscall_64+0x58/0xa0
[ 66.853586][ T4420] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.859475][ T4420]
[ 66.861791][ T4420] The buggy address belongs to the object at ffff88807e26a200
[ 66.861791][ T4420] which belongs to the cache kmalloc-192 of size 192
[ 66.875840][ T4420] The buggy address is located 56 bytes inside of
[ 66.875840][ T4420] 192-byte region [ffff88807e26a200, ffff88807e26a2c0)
[ 66.889028][ T4420] The buggy address belongs to the page:
[ 66.894661][ T4420] page:ffffea0001f89a80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7e26a
[ 66.904849][ T4420] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
[ 66.912400][ T4420] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016841a00
[ 66.920979][ T4420] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
[ 66.929555][ T4420] page dumped because: kasan: bad access detected
[ 66.935969][ T4420] page_owner tracks the page as allocated
[ 66.941677][ T4420] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 1440, ts 66353171381, free_ts 66268873497
[ 66.957640][ T4420] get_page_from_freelist+0x1b77/0x1c60
[ 66.963167][ T4420] __alloc_pages+0x1e1/0x470
[ 66.967732][ T4420] new_slab+0xb6/0x4b0
[ 66.971773][ T4420] ___slab_alloc+0x81e/0xdf0
[ 66.976339][ T4420] __kmalloc_node+0x200/0x3b0
[ 66.980990][ T4420] memcg_alloc_page_obj_cgroups+0x81/0x120
[ 66.986821][ T4420] new_slab+0x100/0x4b0
[ 66.990952][ T4420] ___slab_alloc+0x81e/0xdf0
[ 66.995516][ T4420] kmem_cache_alloc+0x195/0x290
[ 67.000338][ T4420] __d_alloc+0x2a/0x6f0
[ 67.004479][ T4420] d_alloc_parallel+0x7e/0x12d0
[ 67.009303][ T4420] __lookup_slow+0x113/0x3d0
[ 67.013870][ T4420] lookup_one_len+0x18e/0x2c0
[ 67.018517][ T4420] start_creating+0x184/0x310
[ 67.023165][ T4420] __debugfs_create_file+0x6f/0x510
[ 67.028335][ T4420] ieee80211_sta_debugfs_add+0x325/0x770
[ 67.033939][ T4420] page last free stack trace:
[ 67.038603][ T4420] free_unref_page_prepare+0x637/0x6c0
[ 67.044035][ T4420] free_unref_page+0x94/0x280
[ 67.048684][ T4420] __vunmap+0x8ab/0xa40
[ 67.052808][ T4420] __ebt_unregister_table+0x3a2/0x600
[ 67.058149][ T4420] cleanup_net+0x6f0/0xb80
[ 67.062537][ T4420] process_one_work+0x863/0x1000
[ 67.067446][ T4420] worker_thread+0xaa8/0x12a0
[ 67.072091][ T4420] kthread+0x436/0x520
[ 67.076129][ T4420] ret_from_fork+0x1f/0x30
[ 67.080522][ T4420]
[ 67.082829][ T4420] Memory state around the buggy address:
[ 67.088428][ T4420] ffff88807e26a100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 67.096460][ T4420] ffff88807e26a180: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
[ 67.104494][ T4420] >ffff88807e26a200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 67.112533][ T4420] ^
[ 67.118408][ T4420] ffff88807e26a280: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[ 67.126440][ T4420] ffff88807e26a300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 67.134471][ T4420] ==================================================================
[ 67.142499][ T4420] Disabling lock debugging due to kernel taint
[ 67.150130][ T4420] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 67.157333][ T4420] CPU: 1 PID: 4420 Comm: syz.0.19 Tainted: G B syzkaller #0
[ 67.165904][ T4420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 67.175932][ T4420] Call Trace:
[ 67.179185][ T4420]
[ 67.182093][ T4420] dump_stack_lvl+0x168/0x230
[ 67.186746][ T4420] ? show_regs_print_info+0x20/0x20
[ 67.191921][ T4420] ? load_image+0x3b0/0x3b0
[ 67.196401][ T4420] panic+0x2c9/0x7f0
[ 67.200271][ T4420] ? bpf_jit_dump+0xd0/0xd0
[ 67.204754][ T4420] ? _raw_spin_unlock_irqrestore+0xf6/0x100
[ 67.210672][ T4420] ? _raw_spin_unlock+0x40/0x40
[ 67.215513][ T4420] ? print_memory_metadata+0x314/0x400
[ 67.220960][ T4420] ? ax25_fillin_cb+0x459/0x640
[ 67.225788][ T4420] check_panic_on_warn+0x80/0xa0
[ 67.230702][ T4420] ? ax25_fillin_cb+0x459/0x640
[ 67.235545][ T4420] end_report+0x6d/0xf0
[ 67.239676][ T4420] kasan_report+0x102/0x130
[ 67.244151][ T4420] ? ax25_fillin_cb+0x459/0x640
[ 67.248975][ T4420] ax25_fillin_cb+0x459/0x640
[ 67.253641][ T4420] ax25_setsockopt+0x8a2/0xa40
[ 67.258376][ T4420] ? ax25_shutdown+0x10/0x10
[ 67.262950][ T4420] ? aa_sock_opt_perm+0x74/0x100
[ 67.267862][ T4420] ? bpf_lsm_socket_setsockopt+0x5/0x10
[ 67.273396][ T4420] ? security_socket_setsockopt+0x7a/0xa0
[ 67.279086][ T4420] ? ax25_shutdown+0x10/0x10
[ 67.283647][ T4420] __sys_setsockopt+0x2bf/0x3d0
[ 67.288471][ T4420] __x64_sys_setsockopt+0xb1/0xc0
[ 67.293464][ T4420] do_syscall_64+0x4c/0xa0
[ 67.297853][ T4420] ? clear_bhb_loop+0x30/0x80
[ 67.302499][ T4420] ? clear_bhb_loop+0x30/0x80
[ 67.307176][ T4420] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.313038][ T4420] RIP: 0033:0x7f672f402ec9
[ 67.317429][ T4420] 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
[ 67.337014][ T4420] RSP: 002b:00007ffdd8898cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 67.345404][ T4420] RAX: ffffffffffffffda RBX: 00007f672f659fa0 RCX: 00007f672f402ec9
[ 67.353351][ T4420] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007
[ 67.361311][ T4420] RBP: 00007f672f485f91 R08: 0000000000000010 R09: 0000000000000000
[ 67.369255][ T4420] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000
[ 67.377195][ T4420] R13: 00007f672f659fa0 R14: 00007f672f659fa0 R15: 0000000000000005
[ 67.385143][ T4420]
[ 67.388360][ T4420] Kernel Offset: disabled
[ 67.392672][ T4420] Rebooting in 86400 seconds..