Warning: Permanently added '10.128.0.76' (ED25519) to the list of known hosts. 2025/07/27 04:13:21 ignoring optional flag "sandboxArg"="0" 2025/07/27 04:13:23 parsed 1 programs [ 66.982997][ T4189] cgroup: Unknown subsys name 'net' [ 67.113425][ T4189] cgroup: Unknown subsys name 'rlimit' [ 68.592370][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 70.034371][ T4195] chnl_net:caif_netlink_parms(): no params data found [ 70.087087][ T4195] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.094972][ T4195] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.103508][ T4195] device bridge_slave_0 entered promiscuous mode [ 70.113148][ T4195] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.120939][ T4195] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.129015][ T4195] device bridge_slave_1 entered promiscuous mode [ 70.152696][ T4195] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.164276][ T4195] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.189248][ T4195] team0: Port device team_slave_0 added [ 70.197084][ T4195] team0: Port device team_slave_1 added [ 70.216285][ T4195] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.223447][ T4195] 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. [ 70.249616][ T4195] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.262775][ T4195] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.269854][ T4195] 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. [ 70.296240][ T4195] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.329806][ T4195] device hsr_slave_0 entered promiscuous mode [ 70.337194][ T4195] device hsr_slave_1 entered promiscuous mode [ 70.443820][ T4195] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.456065][ T4195] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.466007][ T4195] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.479278][ T4195] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.508292][ T4195] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.515810][ T4195] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.524049][ T4195] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.531393][ T4195] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.580207][ T4195] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.593633][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.604397][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.613661][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.621966][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 70.635341][ T4195] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.648650][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.658172][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.665245][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.677074][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.685629][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.693030][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.713919][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.723519][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.736312][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.748635][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.761516][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.772956][ T4195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.871003][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.879047][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.893352][ T4195] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.913147][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.934204][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.943933][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.952199][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.962626][ T4195] device veth0_vlan entered promiscuous mode [ 70.974718][ T4195] device veth1_vlan entered promiscuous mode [ 70.995100][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.003837][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.012845][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.024772][ T4195] device veth0_macvtap entered promiscuous mode [ 71.036186][ T4195] device veth1_macvtap entered promiscuous mode [ 71.054105][ T4195] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.063702][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.073900][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.085662][ T4195] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.095544][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.106122][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.119911][ T4195] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.129659][ T4195] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.139664][ T4195] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.149008][ T4195] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.331121][ T4195] syz-executor (4195) used greatest stack depth: 20800 bytes left [ 71.350920][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.512335][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.519198][ T1421] ieee802154 phy1 wpan1: encryption failed: -22 [ 73.823271][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.182115][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.224294][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.586292][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.604763][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.632782][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.655890][ T155] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.666035][ T155] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.676968][ T4288] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 77.065650][ T144] device hsr_slave_0 left promiscuous mode [ 77.102810][ T144] device hsr_slave_1 left promiscuous mode [ 77.114224][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 77.140254][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 77.169001][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 77.185812][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 77.222541][ T144] device bridge_slave_1 left promiscuous mode [ 77.240227][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.265444][ T144] device bridge_slave_0 left promiscuous mode [ 77.286978][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.343736][ T144] device veth1_macvtap left promiscuous mode [ 77.361692][ T144] device veth0_macvtap left promiscuous mode [ 77.377840][ T144] device veth1_vlan left promiscuous mode [ 77.394636][ T144] device veth0_vlan left promiscuous mode 2025/07/27 04:13:36 executed programs: 0 [ 77.711950][ T144] team0 (unregistering): Port device team_slave_1 removed [ 77.725000][ T144] team0 (unregistering): Port device team_slave_0 removed [ 77.738105][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 77.752365][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 77.810426][ T144] bond0 (unregistering): Released all slaves [ 78.046336][ T4314] chnl_net:caif_netlink_parms(): no params data found [ 78.153230][ T4314] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.161832][ T4314] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.170874][ T4314] device bridge_slave_0 entered promiscuous mode [ 78.182182][ T4314] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.190215][ T4314] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.199256][ T4314] device bridge_slave_1 entered promiscuous mode [ 78.283103][ T4314] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.318205][ T4314] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.380692][ T4314] team0: Port device team_slave_0 added [ 78.395006][ T4314] team0: Port device team_slave_1 added [ 78.445561][ T4314] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.456867][ T4314] 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. [ 78.492925][ T4314] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.507635][ T4314] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.514627][ T4314] 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. [ 78.557990][ T4314] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.613500][ T4314] device hsr_slave_0 entered promiscuous mode [ 78.627154][ T4314] device hsr_slave_1 entered promiscuous mode [ 79.199855][ T4314] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 79.212162][ T4314] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 79.227159][ T4314] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 79.240041][ T4314] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 79.364220][ T4314] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.380368][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 79.391781][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.411310][ T4314] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.425785][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.438089][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.450016][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.457633][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.484097][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 79.497950][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.518691][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.529783][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.536943][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.560002][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.572190][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.584011][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.598772][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.608746][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.620276][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.645070][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.654817][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.665286][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.676053][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.685786][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.698109][ T4314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.747401][ T1324] Bluetooth: hci0: command 0x0409 tx timeout [ 79.911186][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 79.924753][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 79.949700][ T4314] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.971806][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 79.991820][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 80.021687][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 80.038951][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 80.062051][ T4314] device veth0_vlan entered promiscuous mode [ 80.069562][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 80.080229][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 80.093233][ T4314] device veth1_vlan entered promiscuous mode [ 80.124102][ T4291] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 80.138799][ T4291] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 80.148609][ T4291] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 80.159823][ T4291] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 80.180580][ T4314] device veth0_macvtap entered promiscuous mode [ 80.192473][ T4314] device veth1_macvtap entered promiscuous mode [ 80.210099][ T4314] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 80.218767][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 80.228872][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 80.237105][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 80.255152][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 80.277175][ T4314] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 80.287218][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 80.296397][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 80.308906][ T4314] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.323934][ T4314] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.333689][ T4314] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.343968][ T4314] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.602522][ T155] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.621590][ T155] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.643709][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 80.668649][ T4291] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.680901][ T4291] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.695041][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 80.745417][ T4424] IPv6: ADDRCONF(NETDEV_CHANGE): bpq0: link becomes ready [ 80.820597][ T4427] ================================================================== [ 80.828884][ T4427] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640 [ 80.836130][ T4427] Read of size 4 at addr ffff888078a8bb38 by task syz.0.18/4427 [ 80.843780][ T4427] [ 80.846150][ T4427] CPU: 1 PID: 4427 Comm: syz.0.18 Not tainted 5.15.189-syzkaller #0 [ 80.854245][ T4427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 80.864372][ T4427] Call Trace: [ 80.867688][ T4427] [ 80.870648][ T4427] dump_stack_lvl+0x168/0x230 [ 80.875375][ T4427] ? show_regs_print_info+0x20/0x20 [ 80.880607][ T4427] ? _printk+0xcc/0x110 [ 80.884887][ T4427] ? ax25_fillin_cb+0x459/0x640 [ 80.889761][ T4427] ? load_image+0x3b0/0x3b0 [ 80.894283][ T4427] print_address_description+0x60/0x2d0 [ 80.899854][ T4427] ? ax25_fillin_cb+0x459/0x640 [ 80.904718][ T4427] kasan_report+0xdf/0x130 [ 80.909295][ T4427] ? ax25_fillin_cb+0x459/0x640 [ 80.914160][ T4427] ax25_fillin_cb+0x459/0x640 [ 80.918842][ T4427] ax25_setsockopt+0x8a2/0xa40 [ 80.923614][ T4427] ? ax25_shutdown+0x10/0x10 [ 80.928212][ T4427] ? aa_sock_opt_perm+0x74/0x100 [ 80.933172][ T4427] ? bpf_lsm_socket_setsockopt+0x5/0x10 [ 80.938724][ T4427] ? security_socket_setsockopt+0x7a/0xa0 [ 80.944465][ T4427] ? ax25_shutdown+0x10/0x10 [ 80.949089][ T4427] __sys_setsockopt+0x2bf/0x3d0 [ 80.953969][ T4427] __x64_sys_setsockopt+0xb1/0xc0 [ 80.958999][ T4427] do_syscall_64+0x4c/0xa0 [ 80.963422][ T4427] ? clear_bhb_loop+0x30/0x80 [ 80.968102][ T4427] ? clear_bhb_loop+0x30/0x80 [ 80.973058][ T4427] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.978988][ T4427] RIP: 0033:0x7f5bac5049a9 [ 80.983441][ T4427] 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 [ 81.003237][ T4427] RSP: 002b:00007ffcc3e7d868 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 81.011692][ T4427] RAX: ffffffffffffffda RBX: 00007f5bac72bfa0 RCX: 00007f5bac5049a9 [ 81.019851][ T4427] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007 [ 81.028123][ T4427] RBP: 00007f5bac586d69 R08: 0000000000000010 R09: 0000000000000000 [ 81.036191][ T4427] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000 [ 81.044486][ T4427] R13: 00007f5bac72bfa0 R14: 00007f5bac72bfa0 R15: 0000000000000005 [ 81.052591][ T4427] [ 81.055615][ T4427] [ 81.057936][ T4427] Allocated by task 4424: [ 81.062283][ T4427] __kasan_kmalloc+0xb5/0xf0 [ 81.066875][ T4427] ax25_dev_device_up+0x50/0x580 [ 81.071906][ T4427] ax25_device_event+0x483/0x4f0 [ 81.076839][ T4427] raw_notifier_call_chain+0xcb/0x160 [ 81.082208][ T4427] __dev_notify_flags+0x178/0x2d0 [ 81.087230][ T4427] dev_change_flags+0xe3/0x1a0 [ 81.091989][ T4427] dev_ifsioc+0x147/0xe70 [ 81.096316][ T4427] dev_ioctl+0x55f/0xe50 [ 81.100745][ T4427] sock_do_ioctl+0x222/0x2f0 [ 81.105338][ T4427] sock_ioctl+0x4ed/0x6e0 [ 81.109668][ T4427] __se_sys_ioctl+0xfa/0x170 [ 81.114277][ T4427] do_syscall_64+0x4c/0xa0 [ 81.118904][ T4427] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.124911][ T4427] [ 81.127242][ T4427] Freed by task 4426: [ 81.131218][ T4427] kasan_set_track+0x4b/0x70 [ 81.135831][ T4427] kasan_set_free_info+0x1f/0x40 [ 81.140806][ T4427] ____kasan_slab_free+0xd5/0x110 [ 81.145864][ T4427] slab_free_freelist_hook+0xea/0x170 [ 81.151243][ T4427] kfree+0xef/0x2a0 [ 81.155071][ T4427] ax25_release+0x661/0x870 [ 81.159662][ T4427] sock_close+0xd5/0x240 [ 81.164160][ T4427] __fput+0x234/0x930 [ 81.168156][ T4427] task_work_run+0x125/0x1a0 [ 81.172758][ T4427] exit_to_user_mode_loop+0x10f/0x130 [ 81.178130][ T4427] exit_to_user_mode_prepare+0xb1/0x140 [ 81.183677][ T4427] syscall_exit_to_user_mode+0x16/0x40 [ 81.189138][ T4427] do_syscall_64+0x58/0xa0 [ 81.193649][ T4427] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.199638][ T4427] [ 81.201956][ T4427] The buggy address belongs to the object at ffff888078a8bb00 [ 81.201956][ T4427] which belongs to the cache kmalloc-192 of size 192 [ 81.216015][ T4427] The buggy address is located 56 bytes inside of [ 81.216015][ T4427] 192-byte region [ffff888078a8bb00, ffff888078a8bbc0) [ 81.229557][ T4427] The buggy address belongs to the page: [ 81.235515][ T4427] page:ffffea0001e2a2c0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x78a8b [ 81.246275][ T4427] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 81.253994][ T4427] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016841a00 [ 81.263073][ T4427] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 81.271865][ T4427] page dumped because: kasan: bad access detected [ 81.278348][ T4427] page_owner tracks the page as allocated [ 81.284068][ T4427] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 9, ts 80729620903, free_ts 80727431175 [ 81.300026][ T4427] get_page_from_freelist+0x1b77/0x1c60 [ 81.305737][ T4427] __alloc_pages+0x1e1/0x470 [ 81.310365][ T4427] new_slab+0xb6/0x4b0 [ 81.314456][ T4427] ___slab_alloc+0x81e/0xdf0 [ 81.319136][ T4427] __kmalloc_node+0x200/0x3b0 [ 81.323908][ T4427] memcg_alloc_page_obj_cgroups+0x81/0x120 [ 81.329733][ T4427] new_slab+0x100/0x4b0 [ 81.333905][ T4427] ___slab_alloc+0x81e/0xdf0 [ 81.338580][ T4427] kmem_cache_alloc+0x195/0x290 [ 81.343514][ T4427] __d_alloc+0x2a/0x6f0 [ 81.347672][ T4427] d_alloc_parallel+0x7e/0x12d0 [ 81.352594][ T4427] __lookup_slow+0x113/0x3d0 [ 81.357190][ T4427] lookup_one_len+0x18e/0x2c0 [ 81.361994][ T4427] start_creating+0x184/0x310 [ 81.366681][ T4427] __debugfs_create_file+0x6f/0x510 [ 81.371898][ T4427] ieee80211_sta_debugfs_add+0x267/0x770 [ 81.377645][ T4427] page last free stack trace: [ 81.382655][ T4427] free_unref_page_prepare+0x637/0x6c0 [ 81.388330][ T4427] free_unref_page+0x94/0x280 [ 81.393041][ T4427] __vunmap+0x8ab/0xa40 [ 81.397625][ T4427] do_ip6t_get_ctl+0xe1a/0x1090 [ 81.402574][ T4427] nf_getsockopt+0x25e/0x280 [ 81.408271][ T4427] ipv6_getsockopt+0x442/0x2000 [ 81.413149][ T4427] tcp_getsockopt+0x1e3/0x2390 [ 81.419060][ T4427] __sys_getsockopt+0x1b0/0x230 [ 81.424011][ T4427] __x64_sys_getsockopt+0xb1/0xc0 [ 81.429054][ T4427] do_syscall_64+0x4c/0xa0 [ 81.433482][ T4427] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.439394][ T4427] [ 81.441808][ T4427] Memory state around the buggy address: [ 81.447438][ T4427] ffff888078a8ba00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 81.455500][ T4427] ffff888078a8ba80: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc [ 81.463567][ T4427] >ffff888078a8bb00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 81.471628][ T4427] ^ [ 81.478076][ T4427] ffff888078a8bb80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 81.486267][ T4427] ffff888078a8bc00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 81.494334][ T4427] ================================================================== [ 81.502496][ T4427] Disabling lock debugging due to kernel taint [ 81.512863][ T4427] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 81.520189][ T4427] CPU: 1 PID: 4427 Comm: syz.0.18 Tainted: G B 5.15.189-syzkaller #0 [ 81.529558][ T4427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 81.539704][ T4427] Call Trace: [ 81.542985][ T4427] [ 81.546047][ T4427] dump_stack_lvl+0x168/0x230 [ 81.550734][ T4427] ? show_regs_print_info+0x20/0x20 [ 81.555935][ T4427] ? load_image+0x3b0/0x3b0 [ 81.560456][ T4427] panic+0x2c9/0x7f0 [ 81.564364][ T4427] ? bpf_jit_dump+0xd0/0xd0 [ 81.568969][ T4427] ? _raw_spin_unlock_irqrestore+0xf6/0x100 [ 81.574866][ T4427] ? _raw_spin_unlock+0x40/0x40 [ 81.579713][ T4427] ? print_memory_metadata+0x314/0x400 [ 81.585171][ T4427] ? ax25_fillin_cb+0x459/0x640 [ 81.590024][ T4427] check_panic_on_warn+0x80/0xa0 [ 81.595098][ T4427] ? ax25_fillin_cb+0x459/0x640 [ 81.599973][ T4427] end_report+0x6d/0xf0 [ 81.604134][ T4427] kasan_report+0x102/0x130 [ 81.608641][ T4427] ? ax25_fillin_cb+0x459/0x640 [ 81.613541][ T4427] ax25_fillin_cb+0x459/0x640 [ 81.618238][ T4427] ax25_setsockopt+0x8a2/0xa40 [ 81.623092][ T4427] ? ax25_shutdown+0x10/0x10 [ 81.627684][ T4427] ? aa_sock_opt_perm+0x74/0x100 [ 81.632623][ T4427] ? bpf_lsm_socket_setsockopt+0x5/0x10 [ 81.638175][ T4427] ? security_socket_setsockopt+0x7a/0xa0 [ 81.643979][ T4427] ? ax25_shutdown+0x10/0x10 [ 81.648583][ T4427] __sys_setsockopt+0x2bf/0x3d0 [ 81.653547][ T4427] __x64_sys_setsockopt+0xb1/0xc0 [ 81.658577][ T4427] do_syscall_64+0x4c/0xa0 [ 81.662999][ T4427] ? clear_bhb_loop+0x30/0x80 [ 81.667787][ T4427] ? clear_bhb_loop+0x30/0x80 [ 81.672493][ T4427] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.679092][ T4427] RIP: 0033:0x7f5bac5049a9 [ 81.683680][ T4427] 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 [ 81.703829][ T4427] RSP: 002b:00007ffcc3e7d868 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 81.712254][ T4427] RAX: ffffffffffffffda RBX: 00007f5bac72bfa0 RCX: 00007f5bac5049a9 [ 81.720236][ T4427] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007 [ 81.728391][ T4427] RBP: 00007f5bac586d69 R08: 0000000000000010 R09: 0000000000000000 [ 81.736587][ T4427] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000 [ 81.744657][ T4427] R13: 00007f5bac72bfa0 R14: 00007f5bac72bfa0 R15: 0000000000000005 [ 81.752911][ T4427] [ 81.756058][ T4427] Kernel Offset: disabled [ 81.760401][ T4427] Rebooting in 86400 seconds..