Warning: Permanently added '10.128.1.41' (ED25519) to the list of known hosts.
2026/03/25 19:58:02 parsed 1 programs
[ 54.901560][ T4189] cgroup: Unknown subsys name 'net'
[ 55.044914][ T4189] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 56.335369][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 57.957112][ T4211] chnl_net:caif_netlink_parms(): no params data found
[ 57.996397][ T4211] bridge0: port 1(bridge_slave_0) entered blocking state
[ 58.003786][ T4211] bridge0: port 1(bridge_slave_0) entered disabled state
[ 58.011748][ T4211] device bridge_slave_0 entered promiscuous mode
[ 58.019889][ T4211] bridge0: port 2(bridge_slave_1) entered blocking state
[ 58.027018][ T4211] bridge0: port 2(bridge_slave_1) entered disabled state
[ 58.034955][ T4211] device bridge_slave_1 entered promiscuous mode
[ 58.052949][ T4211] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 58.063393][ T4211] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 58.081738][ T4211] team0: Port device team_slave_0 added
[ 58.088567][ T4211] team0: Port device team_slave_1 added
[ 58.102489][ T4211] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 58.109495][ T4211] 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.
[ 58.135358][ T4211] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 58.147093][ T4211] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 58.154055][ T4211] 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.
[ 58.179928][ T4211] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 58.208419][ T4211] device hsr_slave_0 entered promiscuous mode
[ 58.215005][ T4211] device hsr_slave_1 entered promiscuous mode
[ 58.291434][ T4211] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 58.303001][ T4211] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 58.312849][ T4211] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 58.331051][ T4211] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 58.359273][ T4211] bridge0: port 2(bridge_slave_1) entered blocking state
[ 58.366477][ T4211] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 58.374233][ T4211] bridge0: port 1(bridge_slave_0) entered blocking state
[ 58.381415][ T4211] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 58.435142][ T4211] 8021q: adding VLAN 0 to HW filter on device bond0
[ 58.448566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 58.460073][ T9] bridge0: port 1(bridge_slave_0) entered disabled state
[ 58.468750][ T9] bridge0: port 2(bridge_slave_1) entered disabled state
[ 58.478007][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 58.491963][ T4211] 8021q: adding VLAN 0 to HW filter on device team0
[ 58.503200][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 58.513458][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 58.520558][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 58.543624][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 58.554672][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 58.561785][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 58.571750][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 58.592115][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 58.600754][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 58.609149][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 58.618042][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 58.629668][ T4211] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 58.740643][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 58.748100][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 58.764059][ T4211] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 58.783176][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 58.805405][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 58.816213][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 58.824498][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 58.836520][ T4211] device veth0_vlan entered promiscuous mode
[ 58.849158][ T4211] device veth1_vlan entered promiscuous mode
[ 58.874314][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 58.882901][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 58.891773][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 58.902799][ T4211] device veth0_macvtap entered promiscuous mode
[ 58.913098][ T4211] device veth1_macvtap entered promiscuous mode
[ 58.933978][ T4211] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 58.942271][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 58.951706][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 58.963725][ T4211] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 58.971373][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 58.979870][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 58.991460][ T4211] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 59.002787][ T4211] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 59.011703][ T4211] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 59.020630][ T4211] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 59.628670][ T2986] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 60.344451][ T1269] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 60.353803][ T1269] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 60.374480][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 60.385482][ T1269] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 60.393385][ T1269] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 60.401786][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 61.735754][ T2986] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 63.965649][ T2986] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 64.016639][ T2986] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2026/03/25 19:58:13 executed programs: 0
[ 64.983670][ T4316] chnl_net:caif_netlink_parms(): no params data found
[ 65.053607][ T4316] bridge0: port 1(bridge_slave_0) entered blocking state
[ 65.061277][ T4316] bridge0: port 1(bridge_slave_0) entered disabled state
[ 65.069300][ T4316] device bridge_slave_0 entered promiscuous mode
[ 65.077921][ T4316] bridge0: port 2(bridge_slave_1) entered blocking state
[ 65.085338][ T4316] bridge0: port 2(bridge_slave_1) entered disabled state
[ 65.093640][ T4316] device bridge_slave_1 entered promiscuous mode
[ 65.130723][ T4316] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 65.145200][ T4316] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 65.174985][ T4316] team0: Port device team_slave_0 added
[ 65.190401][ T2986] device hsr_slave_0 left promiscuous mode
[ 65.196866][ T2986] device hsr_slave_1 left promiscuous mode
[ 65.203612][ T2986] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 65.211123][ T2986] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 65.219303][ T2986] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 65.227451][ T2986] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 65.235363][ T2986] device bridge_slave_1 left promiscuous mode
[ 65.242321][ T2986] bridge0: port 2(bridge_slave_1) entered disabled state
[ 65.259536][ T2986] device bridge_slave_0 left promiscuous mode
[ 65.266482][ T2986] bridge0: port 1(bridge_slave_0) entered disabled state
[ 65.283510][ T2986] device veth1_macvtap left promiscuous mode
[ 65.289657][ T2986] device veth0_macvtap left promiscuous mode
[ 65.295980][ T2986] device veth1_vlan left promiscuous mode
[ 65.302101][ T2986] device veth0_vlan left promiscuous mode
[ 65.429109][ T2986] team0 (unregistering): Port device team_slave_1 removed
[ 65.440782][ T2986] team0 (unregistering): Port device team_slave_0 removed
[ 65.453412][ T2986] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 65.468422][ T2986] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 65.515232][ T2986] bond0 (unregistering): Released all slaves
[ 65.598912][ T4316] team0: Port device team_slave_1 added
[ 65.633747][ T4316] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 65.640893][ T4316] 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.
[ 65.667959][ T4316] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 65.680567][ T4316] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 65.687542][ T4316] 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.
[ 65.716361][ T4316] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 65.760949][ T4316] device hsr_slave_0 entered promiscuous mode
[ 65.767799][ T4316] device hsr_slave_1 entered promiscuous mode
[ 66.279710][ T4316] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 66.299821][ T4316] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 66.310849][ T4316] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 66.333324][ T4316] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 66.413066][ T4316] 8021q: adding VLAN 0 to HW filter on device bond0
[ 66.425620][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 66.440632][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 66.457487][ T4316] 8021q: adding VLAN 0 to HW filter on device team0
[ 66.473155][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 66.490875][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 66.510242][ T1269] bridge0: port 1(bridge_slave_0) entered blocking state
[ 66.517309][ T1269] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 66.548383][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 66.558921][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 66.568426][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 66.577282][ T1269] bridge0: port 2(bridge_slave_1) entered blocking state
[ 66.584376][ T1269] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 66.593288][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 66.602159][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 66.625255][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 66.635537][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 66.645119][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 66.657149][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 66.667807][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 66.676238][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 66.686045][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 66.695292][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 66.711678][ T4316] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 66.722564][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 66.887121][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 66.896995][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 66.918309][ T4316] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 66.926315][ T4217] Bluetooth: hci0: command 0x0409 tx timeout
[ 66.950326][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 66.959708][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 66.982182][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 66.991806][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 67.003347][ T4316] device veth0_vlan entered promiscuous mode
[ 67.011283][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 67.026082][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 67.037690][ T4316] device veth1_vlan entered promiscuous mode
[ 67.064599][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 67.074457][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 67.087028][ T4316] device veth0_macvtap entered promiscuous mode
[ 67.097408][ T4316] device veth1_macvtap entered promiscuous mode
[ 67.117402][ T4316] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 67.126596][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 67.135883][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 67.145634][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 67.156040][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 67.169849][ T4316] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 67.178070][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 67.188567][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 67.200793][ T4316] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.212551][ T4316] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.222411][ T4316] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.231787][ T4316] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.331917][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 67.339744][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 67.355791][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 67.383100][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 67.392652][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 67.404689][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 67.466868][ T4391] IPv6: ADDRCONF(NETDEV_CHANGE): bpq0: link becomes ready
[ 67.608734][ T4400] ==================================================================
[ 67.616978][ T4400] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640
[ 67.624191][ T4400] Read of size 4 at addr ffff88807e376b38 by task syz.0.20/4400
[ 67.631815][ T4400]
[ 67.634154][ T4400] CPU: 1 PID: 4400 Comm: syz.0.20 Not tainted syzkaller #0
[ 67.641349][ T4400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 67.651403][ T4400] Call Trace:
[ 67.654676][ T4400]
[ 67.657604][ T4400] dump_stack_lvl+0x188/0x250
[ 67.662286][ T4400] ? show_regs_print_info+0x20/0x20
[ 67.667491][ T4400] ? _printk+0xda/0x130
[ 67.671644][ T4400] ? ax25_fillin_cb+0x459/0x640
[ 67.676504][ T4400] ? load_image+0x400/0x400
[ 67.681018][ T4400] print_address_description+0x60/0x2d0
[ 67.686569][ T4400] ? ax25_fillin_cb+0x459/0x640
[ 67.691424][ T4400] kasan_report+0xdf/0x130
[ 67.695848][ T4400] ? ax25_fillin_cb+0x459/0x640
[ 67.700706][ T4400] ax25_fillin_cb+0x459/0x640
[ 67.705390][ T4400] ax25_setsockopt+0x8c9/0xa60
[ 67.710164][ T4400] ? ax25_shutdown+0x10/0x10
[ 67.714760][ T4400] ? aa_sock_opt_perm+0x74/0x100
[ 67.719708][ T4400] ? bpf_lsm_socket_setsockopt+0x5/0x10
[ 67.725256][ T4400] ? security_socket_setsockopt+0x7a/0xa0
[ 67.730975][ T4400] ? ax25_shutdown+0x10/0x10
[ 67.735571][ T4400] __sys_setsockopt+0x2bf/0x3d0
[ 67.740429][ T4400] __x64_sys_setsockopt+0xb1/0xc0
[ 67.745461][ T4400] do_syscall_64+0x4c/0xa0
[ 67.749880][ T4400] ? clear_bhb_loop+0x30/0x80
[ 67.754558][ T4400] ? clear_bhb_loop+0x30/0x80
[ 67.759237][ T4400] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.765130][ T4400] RIP: 0033:0x7fdd7fca1799
[ 67.769525][ T4400] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 67.789104][ T4400] RSP: 002b:00007ffece95a4b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 67.797493][ T4400] RAX: ffffffffffffffda RBX: 00007fdd7ff1afa0 RCX: 00007fdd7fca1799
[ 67.805442][ T4400] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000004
[ 67.813394][ T4400] RBP: 00007fdd7fd37c99 R08: 0000000000000010 R09: 0000000000000000
[ 67.821341][ T4400] R10: 0000200000000240 R11: 0000000000000246 R12: 0000000000000000
[ 67.829288][ T4400] R13: 00007fdd7ff1afac R14: 00007fdd7ff1afa0 R15: 00007fdd7ff1afa0
[ 67.837247][ T4400]
[ 67.840243][ T4400]
[ 67.842542][ T4400] Allocated by task 4391:
[ 67.846839][ T4400] __kasan_kmalloc+0xb5/0xf0
[ 67.851411][ T4400] ax25_dev_device_up+0x50/0x580
[ 67.856325][ T4400] ax25_device_event+0x483/0x4f0
[ 67.861239][ T4400] raw_notifier_call_chain+0xcb/0x160
[ 67.866585][ T4400] __dev_notify_flags+0x194/0x300
[ 67.871583][ T4400] dev_change_flags+0xe3/0x1a0
[ 67.876324][ T4400] dev_ifsioc+0x130/0xd50
[ 67.880628][ T4400] dev_ioctl+0x545/0xe30
[ 67.884846][ T4400] sock_do_ioctl+0x245/0x320
[ 67.889407][ T4400] sock_ioctl+0x4d2/0x710
[ 67.893712][ T4400] __se_sys_ioctl+0xfa/0x170
[ 67.898275][ T4400] do_syscall_64+0x4c/0xa0
[ 67.902666][ T4400] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.908540][ T4400]
[ 67.910846][ T4400] Freed by task 4396:
[ 67.914798][ T4400] kasan_set_track+0x4b/0x70
[ 67.919369][ T4400] kasan_set_free_info+0x1f/0x40
[ 67.924286][ T4400] ____kasan_slab_free+0xd5/0x110
[ 67.929294][ T4400] slab_free_freelist_hook+0xea/0x170
[ 67.934649][ T4400] kfree+0xef/0x2a0
[ 67.938434][ T4400] ax25_release+0x661/0x870
[ 67.942916][ T4400] sock_close+0xd5/0x240
[ 67.947135][ T4400] __fput+0x234/0x930
[ 67.951112][ T4400] task_work_run+0x125/0x1a0
[ 67.955680][ T4400] exit_to_user_mode_loop+0x10f/0x130
[ 67.961027][ T4400] exit_to_user_mode_prepare+0xee/0x180
[ 67.966550][ T4400] syscall_exit_to_user_mode+0x16/0x40
[ 67.971984][ T4400] do_syscall_64+0x58/0xa0
[ 67.976377][ T4400] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.982249][ T4400]
[ 67.984550][ T4400] The buggy address belongs to the object at ffff88807e376b00
[ 67.984550][ T4400] which belongs to the cache kmalloc-192 of size 192
[ 67.998573][ T4400] The buggy address is located 56 bytes inside of
[ 67.998573][ T4400] 192-byte region [ffff88807e376b00, ffff88807e376bc0)
[ 68.011733][ T4400] The buggy address belongs to the page:
[ 68.017343][ T4400] page:ffffea0001f8dd80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7e376
[ 68.027467][ T4400] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
[ 68.034998][ T4400] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016c41a00
[ 68.043556][ T4400] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
[ 68.052113][ T4400] page dumped because: kasan: bad access detected
[ 68.058506][ T4400] page_owner tracks the page as allocated
[ 68.064194][ T4400] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 3561, ts 65949376138, free_ts 65923480987
[ 68.080136][ T4400] get_page_from_freelist+0x1bbd/0x1ca0
[ 68.085662][ T4400] __alloc_pages+0x1ee/0x480
[ 68.090230][ T4400] new_slab+0xb6/0x4b0
[ 68.094292][ T4400] ___slab_alloc+0x80a/0xdd0
[ 68.098858][ T4400] __kmalloc_node+0x200/0x3b0
[ 68.103509][ T4400] memcg_alloc_page_obj_cgroups+0x81/0x120
[ 68.109290][ T4400] new_slab+0x100/0x4b0
[ 68.113419][ T4400] ___slab_alloc+0x80a/0xdd0
[ 68.117994][ T4400] kmem_cache_alloc+0x195/0x290
[ 68.122830][ T4400] shmem_alloc_inode+0x16/0x30
[ 68.127568][ T4400] new_inode_pseudo+0x5f/0x210
[ 68.132309][ T4400] new_inode+0x25/0x1c0
[ 68.136439][ T4400] shmem_get_inode+0x334/0xa90
[ 68.141176][ T4400] shmem_mknod+0x55/0x1b0
[ 68.145480][ T4400] path_openat+0x11db/0x2fa0
[ 68.150043][ T4400] do_filp_open+0x1e2/0x410
[ 68.154523][ T4400] page last free stack trace:
[ 68.159168][ T4400] free_unref_page_prepare+0x637/0x6c0
[ 68.164607][ T4400] free_unref_page_list+0x119/0x820
[ 68.169779][ T4400] release_pages+0x186c/0x1be0
[ 68.174516][ T4400] tlb_finish_mmu+0x176/0x300
[ 68.179170][ T4400] exit_mmap+0x3d0/0x640
[ 68.183389][ T4400] __mmput+0x115/0x3b0
[ 68.187433][ T4400] exit_mm+0x588/0x6e0
[ 68.191477][ T4400] do_exit+0x5a9/0x20c0
[ 68.195605][ T4400] do_group_exit+0x12e/0x300
[ 68.200171][ T4400] __x64_sys_exit_group+0x3b/0x40
[ 68.205184][ T4400] do_syscall_64+0x4c/0xa0
[ 68.209578][ T4400] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 68.215448][ T4400]
[ 68.217746][ T4400] Memory state around the buggy address:
[ 68.223348][ T4400] ffff88807e376a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 68.231388][ T4400] ffff88807e376a80: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
[ 68.239422][ T4400] >ffff88807e376b00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 68.247454][ T4400] ^
[ 68.253318][ T4400] ffff88807e376b80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[ 68.261354][ T4400] ffff88807e376c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 68.269386][ T4400] ==================================================================
[ 68.277415][ T4400] Disabling lock debugging due to kernel taint
[ 68.285509][ T4400] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 68.292705][ T4400] CPU: 1 PID: 4400 Comm: syz.0.20 Tainted: G B syzkaller #0
[ 68.301267][ T4400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 68.311299][ T4400] Call Trace:
[ 68.314557][ T4400]
[ 68.317464][ T4400] dump_stack_lvl+0x188/0x250
[ 68.322118][ T4400] ? show_regs_print_info+0x20/0x20
[ 68.327298][ T4400] ? load_image+0x400/0x400
[ 68.331778][ T4400] panic+0x2e5/0x810
[ 68.335652][ T4400] ? bpf_jit_dump+0xd0/0xd0
[ 68.340140][ T4400] ? _raw_spin_unlock_irqrestore+0x10d/0x120
[ 68.346110][ T4400] ? _raw_spin_unlock+0x40/0x40
[ 68.350937][ T4400] ? print_memory_metadata+0x314/0x400
[ 68.356374][ T4400] ? ax25_fillin_cb+0x459/0x640
[ 68.361210][ T4400] check_panic_on_warn+0x80/0xa0
[ 68.366142][ T4400] ? ax25_fillin_cb+0x459/0x640
[ 68.370970][ T4400] end_report+0x6d/0xf0
[ 68.375100][ T4400] kasan_report+0x102/0x130
[ 68.379582][ T4400] ? ax25_fillin_cb+0x459/0x640
[ 68.384406][ T4400] ax25_fillin_cb+0x459/0x640
[ 68.389059][ T4400] ax25_setsockopt+0x8c9/0xa60
[ 68.393796][ T4400] ? ax25_shutdown+0x10/0x10
[ 68.398362][ T4400] ? aa_sock_opt_perm+0x74/0x100
[ 68.403295][ T4400] ? bpf_lsm_socket_setsockopt+0x5/0x10
[ 68.408827][ T4400] ? security_socket_setsockopt+0x7a/0xa0
[ 68.414523][ T4400] ? ax25_shutdown+0x10/0x10
[ 68.419089][ T4400] __sys_setsockopt+0x2bf/0x3d0
[ 68.423917][ T4400] __x64_sys_setsockopt+0xb1/0xc0
[ 68.428920][ T4400] do_syscall_64+0x4c/0xa0
[ 68.433313][ T4400] ? clear_bhb_loop+0x30/0x80
[ 68.437979][ T4400] ? clear_bhb_loop+0x30/0x80
[ 68.442630][ T4400] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 68.448500][ T4400] RIP: 0033:0x7fdd7fca1799
[ 68.452890][ T4400] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 68.472469][ T4400] RSP: 002b:00007ffece95a4b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 68.480861][ T4400] RAX: ffffffffffffffda RBX: 00007fdd7ff1afa0 RCX: 00007fdd7fca1799
[ 68.488914][ T4400] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000004
[ 68.496864][ T4400] RBP: 00007fdd7fd37c99 R08: 0000000000000010 R09: 0000000000000000
[ 68.504812][ T4400] R10: 0000200000000240 R11: 0000000000000246 R12: 0000000000000000
[ 68.512758][ T4400] R13: 00007fdd7ff1afac R14: 00007fdd7ff1afa0 R15: 00007fdd7ff1afa0
[ 68.520709][ T4400]
[ 68.523990][ T4400] Kernel Offset: disabled
[ 68.528298][ T4400] Rebooting in 86400 seconds..