Warning: Permanently added '10.128.1.21' (ED25519) to the list of known hosts. 2025/09/21 15:15:48 parsed 1 programs [ 58.787218][ T4187] cgroup: Unknown subsys name 'net' [ 58.902177][ T4187] cgroup: Unknown subsys name 'rlimit' [ 60.434104][ T4187] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 63.158124][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.166259][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.202892][ T1392] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.203178][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 63.211934][ T1392] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.230947][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.338452][ T4276] chnl_net:caif_netlink_parms(): no params data found [ 64.379369][ T4276] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.386994][ T4276] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.394719][ T4276] device bridge_slave_0 entered promiscuous mode [ 64.403524][ T4276] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.410687][ T4276] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.419076][ T4276] device bridge_slave_1 entered promiscuous mode [ 64.439609][ T4276] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.450234][ T4276] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.473533][ T4276] team0: Port device team_slave_0 added [ 64.480776][ T4276] team0: Port device team_slave_1 added [ 64.498923][ T4276] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.506154][ T4276] 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. [ 64.532645][ T4276] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.545891][ T4276] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.553204][ T4276] 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. [ 64.579774][ T4276] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.609294][ T4276] device hsr_slave_0 entered promiscuous mode [ 64.616553][ T4276] device hsr_slave_1 entered promiscuous mode [ 64.700134][ T4276] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.711105][ T4276] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.720955][ T4276] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.750071][ T4276] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.774176][ T4276] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.781611][ T4276] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.789670][ T4276] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.796964][ T4276] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.855757][ T4276] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.869522][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.879996][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.889122][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.897355][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 64.914208][ T4276] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.944704][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.953574][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.960956][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.971752][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.980600][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.987774][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.029244][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.039438][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.050640][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.065292][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.091364][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.103527][ T4276] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.226045][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.234391][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.248358][ T4276] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.283712][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.308344][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.317966][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.325624][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.337458][ T4276] device veth0_vlan entered promiscuous mode [ 65.363077][ T4276] device veth1_vlan entered promiscuous mode [ 65.382076][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 65.391104][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 65.401600][ T4276] device veth0_macvtap entered promiscuous mode [ 65.412956][ T4276] device veth1_macvtap entered promiscuous mode [ 65.448715][ T4276] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.459327][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 65.468492][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 65.476547][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.485421][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.496858][ T4276] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.511019][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.521473][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.534807][ T4276] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.544401][ T4276] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.554214][ T4276] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.563432][ T4276] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/09/21 15:15:57 executed programs: 0 [ 66.417915][ T4304] chnl_net:caif_netlink_parms(): no params data found [ 66.489065][ T4304] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.496241][ T4304] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.505115][ T4304] device bridge_slave_0 entered promiscuous mode [ 66.516920][ T4304] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.524150][ T4304] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.535289][ T4304] device bridge_slave_1 entered promiscuous mode [ 66.575404][ T4304] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.590477][ T4304] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.621002][ T4304] team0: Port device team_slave_0 added [ 66.631975][ T4304] team0: Port device team_slave_1 added [ 66.660416][ T4304] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.667661][ T4304] 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. [ 66.697826][ T4304] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.715439][ T4304] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.722951][ T4304] 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. [ 66.752566][ T4304] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.795165][ T4304] device hsr_slave_0 entered promiscuous mode [ 66.806073][ T4304] device hsr_slave_1 entered promiscuous mode [ 66.813783][ T4304] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.823492][ T4304] Cannot create hsr debugfs directory [ 66.922354][ T4304] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.317524][ T4190] Bluetooth: hci0: command 0x0409 tx timeout [ 69.753120][ T4304] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.280892][ T4304] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.324506][ T4304] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.386745][ T4268] Bluetooth: hci0: command 0x041b tx timeout [ 70.437284][ T4304] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.446493][ T4304] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.465584][ T4304] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.474905][ T4304] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.536506][ T4304] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.562995][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.571109][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.582021][ T4304] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.591292][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.600374][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.609297][ T1392] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.616446][ T1392] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.625148][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.647940][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.657576][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.666180][ T1392] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.673669][ T1392] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.684265][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.697650][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.724977][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.734264][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.743767][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.754598][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.764395][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.784885][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.794345][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.808635][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.817702][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.827747][ T4304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.841618][ T1185] device hsr_slave_0 left promiscuous mode [ 70.848999][ T1185] device hsr_slave_1 left promiscuous mode [ 70.855608][ T1185] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.863390][ T1185] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.871822][ T1185] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.879542][ T1185] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.888029][ T1185] device bridge_slave_1 left promiscuous mode [ 70.894988][ T1185] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.909236][ T1185] device bridge_slave_0 left promiscuous mode [ 70.915599][ T1185] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.931875][ T1185] device veth1_macvtap left promiscuous mode [ 70.938895][ T1185] device veth0_macvtap left promiscuous mode [ 70.944951][ T1185] device veth1_vlan left promiscuous mode [ 70.952185][ T1185] device veth0_vlan left promiscuous mode [ 71.088054][ T1185] team0 (unregistering): Port device team_slave_1 removed [ 71.100926][ T1185] team0 (unregistering): Port device team_slave_0 removed [ 71.112878][ T1185] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 71.128956][ T1185] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 71.180808][ T1185] bond0 (unregistering): Released all slaves [ 71.311608][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.320391][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.332106][ T4304] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.352634][ T1429] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.352962][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.359246][ T1429] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.369118][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.395655][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.403883][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.412676][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.420457][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.431979][ T4304] device veth0_vlan entered promiscuous mode [ 71.444358][ T4304] device veth1_vlan entered promiscuous mode [ 71.473019][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.481794][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.490435][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.499231][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.513471][ T4304] device veth0_macvtap entered promiscuous mode [ 71.524538][ T4304] device veth1_macvtap entered promiscuous mode [ 71.539879][ T4304] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.547729][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.555864][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.564793][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.574130][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.593977][ T4304] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.603448][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.613347][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.640360][ T4304] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.650220][ T4304] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.661364][ T4304] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.670717][ T4304] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.742323][ T4236] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.767200][ T4236] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.776400][ T1392] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2025/09/21 15:16:03 executed programs: 2 [ 71.810189][ T1392] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.821620][ T1392] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.832682][ T4236] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.881390][ T4323] IPv6: ADDRCONF(NETDEV_CHANGE): bpq0: link becomes ready [ 71.941899][ T4325] ================================================================== [ 71.950519][ T4325] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640 [ 71.958015][ T4325] Read of size 4 at addr ffff88802b846338 by task syz.0.19/4325 [ 71.965665][ T4325] [ 71.968022][ T4325] CPU: 0 PID: 4325 Comm: syz.0.19 Not tainted syzkaller #0 [ 71.975418][ T4325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 71.985649][ T4325] Call Trace: [ 71.988964][ T4325] [ 71.992085][ T4325] dump_stack_lvl+0x168/0x230 [ 71.996785][ T4325] ? show_regs_print_info+0x20/0x20 [ 72.002098][ T4325] ? _printk+0xcc/0x110 [ 72.006277][ T4325] ? ax25_fillin_cb+0x459/0x640 [ 72.011244][ T4325] ? load_image+0x3b0/0x3b0 [ 72.015801][ T4325] print_address_description+0x60/0x2d0 [ 72.021673][ T4325] ? ax25_fillin_cb+0x459/0x640 [ 72.026562][ T4325] kasan_report+0xdf/0x130 [ 72.031005][ T4325] ? ax25_fillin_cb+0x459/0x640 [ 72.036050][ T4325] ax25_fillin_cb+0x459/0x640 [ 72.040867][ T4325] ax25_setsockopt+0x8a2/0xa40 [ 72.045654][ T4325] ? ax25_shutdown+0x10/0x10 [ 72.050365][ T4325] ? aa_sock_opt_perm+0x74/0x100 [ 72.055336][ T4325] ? bpf_lsm_socket_setsockopt+0x5/0x10 [ 72.061077][ T4325] ? security_socket_setsockopt+0x7a/0xa0 [ 72.066828][ T4325] ? ax25_shutdown+0x10/0x10 [ 72.071484][ T4325] __sys_setsockopt+0x2bf/0x3d0 [ 72.076387][ T4325] __x64_sys_setsockopt+0xb1/0xc0 [ 72.081543][ T4325] do_syscall_64+0x4c/0xa0 [ 72.085987][ T4325] ? clear_bhb_loop+0x30/0x80 [ 72.090870][ T4325] ? clear_bhb_loop+0x30/0x80 [ 72.095586][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.101502][ T4325] RIP: 0033:0x7f1e789b6c29 [ 72.105955][ T4325] 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 [ 72.125582][ T4325] RSP: 002b:00007ffe4743fb18 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 72.134125][ T4325] RAX: ffffffffffffffda RBX: 00007f1e78bfdfa0 RCX: 00007f1e789b6c29 [ 72.142221][ T4325] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007 [ 72.150225][ T4325] RBP: 00007f1e78a39e41 R08: 0000000000000010 R09: 0000000000000000 [ 72.158219][ T4325] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000 [ 72.166249][ T4325] R13: 00007f1e78bfdfa0 R14: 00007f1e78bfdfa0 R15: 0000000000000005 [ 72.174432][ T4325] [ 72.177468][ T4325] [ 72.179861][ T4325] Allocated by task 4323: [ 72.184203][ T4325] __kasan_kmalloc+0xb5/0xf0 [ 72.188822][ T4325] ax25_dev_device_up+0x50/0x580 [ 72.193784][ T4325] ax25_device_event+0x483/0x4f0 [ 72.198895][ T4325] raw_notifier_call_chain+0xcb/0x160 [ 72.204303][ T4325] __dev_notify_flags+0x178/0x2d0 [ 72.209448][ T4325] dev_change_flags+0xe3/0x1a0 [ 72.214231][ T4325] dev_ifsioc+0x147/0xe70 [ 72.218708][ T4325] dev_ioctl+0x55f/0xe50 [ 72.222982][ T4325] sock_do_ioctl+0x222/0x2f0 [ 72.227598][ T4325] sock_ioctl+0x4ed/0x6e0 [ 72.231944][ T4325] __se_sys_ioctl+0xfa/0x170 [ 72.236591][ T4325] do_syscall_64+0x4c/0xa0 [ 72.241053][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.246971][ T4325] [ 72.249303][ T4325] Freed by task 4324: [ 72.253281][ T4325] kasan_set_track+0x4b/0x70 [ 72.257884][ T4325] kasan_set_free_info+0x1f/0x40 [ 72.262877][ T4325] ____kasan_slab_free+0xd5/0x110 [ 72.268028][ T4325] slab_free_freelist_hook+0xea/0x170 [ 72.273422][ T4325] kfree+0xef/0x2a0 [ 72.277354][ T4325] ax25_release+0x661/0x870 [ 72.281871][ T4325] sock_close+0xd5/0x240 [ 72.286128][ T4325] __fput+0x234/0x930 [ 72.290221][ T4325] task_work_run+0x125/0x1a0 [ 72.294825][ T4325] exit_to_user_mode_loop+0x10f/0x130 [ 72.300298][ T4325] exit_to_user_mode_prepare+0xee/0x180 [ 72.305954][ T4325] syscall_exit_to_user_mode+0x16/0x40 [ 72.311514][ T4325] do_syscall_64+0x58/0xa0 [ 72.315995][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.321904][ T4325] [ 72.324244][ T4325] The buggy address belongs to the object at ffff88802b846300 [ 72.324244][ T4325] which belongs to the cache kmalloc-192 of size 192 [ 72.338675][ T4325] The buggy address is located 56 bytes inside of [ 72.338675][ T4325] 192-byte region [ffff88802b846300, ffff88802b8463c0) [ 72.352262][ T4325] The buggy address belongs to the page: [ 72.358022][ T4325] page:ffffea0000ae1180 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2b846 [ 72.368187][ T4325] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 72.375904][ T4325] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016841a00 [ 72.384622][ T4325] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 72.393245][ T4325] page dumped because: kasan: bad access detected [ 72.399794][ T4325] page_owner tracks the page as allocated [ 72.405707][ T4325] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 4304, ts 71871754158, free_ts 71871511556 [ 72.421790][ T4325] get_page_from_freelist+0x1b77/0x1c60 [ 72.427371][ T4325] __alloc_pages+0x1e1/0x470 [ 72.432063][ T4325] new_slab+0xb6/0x4b0 [ 72.436230][ T4325] ___slab_alloc+0x81e/0xdf0 [ 72.440962][ T4325] __kmalloc_node+0x200/0x3b0 [ 72.445742][ T4325] memcg_alloc_page_obj_cgroups+0x81/0x120 [ 72.451564][ T4325] new_slab+0x100/0x4b0 [ 72.455817][ T4325] ___slab_alloc+0x81e/0xdf0 [ 72.460589][ T4325] kmem_cache_alloc+0x195/0x290 [ 72.465449][ T4325] __d_alloc+0x2a/0x6f0 [ 72.469906][ T4325] d_alloc_pseudo+0x19/0x70 [ 72.474451][ T4325] alloc_file_pseudo+0xc8/0x1f0 [ 72.479332][ T4325] sock_alloc_file+0xb3/0x240 [ 72.484033][ T4325] __sys_socket+0x11d/0x170 [ 72.488641][ T4325] __x64_sys_socket+0x76/0x80 [ 72.493336][ T4325] do_syscall_64+0x4c/0xa0 [ 72.497769][ T4325] page last free stack trace: [ 72.502453][ T4325] free_unref_page_prepare+0x637/0x6c0 [ 72.507932][ T4325] free_unref_page+0x94/0x280 [ 72.512709][ T4325] __vunmap+0x8ab/0xa40 [ 72.516894][ T4325] do_arpt_get_ctl+0xce3/0xf40 [ 72.521693][ T4325] nf_getsockopt+0x25e/0x280 [ 72.526297][ T4325] ip_getsockopt+0x115a/0x1590 [ 72.531168][ T4325] tcp_getsockopt+0x1e3/0x2390 [ 72.536130][ T4325] __sys_getsockopt+0x1b0/0x230 [ 72.541004][ T4325] __x64_sys_getsockopt+0xb1/0xc0 [ 72.546063][ T4325] do_syscall_64+0x4c/0xa0 [ 72.550513][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.556432][ T4325] [ 72.558777][ T4325] Memory state around the buggy address: [ 72.564561][ T4325] ffff88802b846200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 72.572638][ T4325] ffff88802b846280: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc [ 72.580852][ T4325] >ffff88802b846300: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 72.589046][ T4325] ^ [ 72.594971][ T4325] ffff88802b846380: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 72.603065][ T4325] ffff88802b846400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 72.611137][ T4325] ================================================================== [ 72.619480][ T4325] Disabling lock debugging due to kernel taint [ 72.627269][ T4268] Bluetooth: hci0: command 0x040f tx timeout [ 72.635335][ T4325] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 72.642573][ T4325] CPU: 0 PID: 4325 Comm: syz.0.19 Tainted: G B syzkaller #0 [ 72.651146][ T4325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 72.661369][ T4325] Call Trace: [ 72.664751][ T4325] [ 72.667705][ T4325] dump_stack_lvl+0x168/0x230 [ 72.672480][ T4325] ? show_regs_print_info+0x20/0x20 [ 72.678042][ T4325] ? load_image+0x3b0/0x3b0 [ 72.682996][ T4325] panic+0x2c9/0x7f0 [ 72.687077][ T4325] ? bpf_jit_dump+0xd0/0xd0 [ 72.691774][ T4325] ? _raw_spin_unlock_irqrestore+0xf6/0x100 [ 72.697658][ T4325] ? _raw_spin_unlock+0x40/0x40 [ 72.702819][ T4325] ? print_memory_metadata+0x314/0x400 [ 72.708277][ T4325] ? ax25_fillin_cb+0x459/0x640 [ 72.713212][ T4325] check_panic_on_warn+0x80/0xa0 [ 72.718249][ T4325] ? ax25_fillin_cb+0x459/0x640 [ 72.723090][ T4325] end_report+0x6d/0xf0 [ 72.727237][ T4325] kasan_report+0x102/0x130 [ 72.731729][ T4325] ? ax25_fillin_cb+0x459/0x640 [ 72.736849][ T4325] ax25_fillin_cb+0x459/0x640 [ 72.741548][ T4325] ax25_setsockopt+0x8a2/0xa40 [ 72.746309][ T4325] ? ax25_shutdown+0x10/0x10 [ 72.750888][ T4325] ? aa_sock_opt_perm+0x74/0x100 [ 72.755817][ T4325] ? bpf_lsm_socket_setsockopt+0x5/0x10 [ 72.761369][ T4325] ? security_socket_setsockopt+0x7a/0xa0 [ 72.767132][ T4325] ? ax25_shutdown+0x10/0x10 [ 72.771735][ T4325] __sys_setsockopt+0x2bf/0x3d0 [ 72.776746][ T4325] __x64_sys_setsockopt+0xb1/0xc0 [ 72.781771][ T4325] do_syscall_64+0x4c/0xa0 [ 72.786336][ T4325] ? clear_bhb_loop+0x30/0x80 [ 72.791191][ T4325] ? clear_bhb_loop+0x30/0x80 [ 72.795874][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.801764][ T4325] RIP: 0033:0x7f1e789b6c29 [ 72.806175][ T4325] 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 [ 72.825948][ T4325] RSP: 002b:00007ffe4743fb18 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 72.834580][ T4325] RAX: ffffffffffffffda RBX: 00007f1e78bfdfa0 RCX: 00007f1e789b6c29 [ 72.842555][ T4325] RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007 [ 72.850521][ T4325] RBP: 00007f1e78a39e41 R08: 0000000000000010 R09: 0000000000000000 [ 72.858575][ T4325] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000 [ 72.866556][ T4325] R13: 00007f1e78bfdfa0 R14: 00007f1e78bfdfa0 R15: 0000000000000005 [ 72.874676][ T4325] [ 72.877926][ T4325] Kernel Offset: disabled [ 72.882247][ T4325] Rebooting in 86400 seconds..