Warning: Permanently added '10.128.1.45' (ED25519) to the list of known hosts. 1970/01/01 00:01:22 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:22 ignoring optional flag "type"="gce" 1970/01/01 00:01:22 parsed 1 programs [ 85.563204][ T4511] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 92.937259][ T4544] chnl_net:caif_netlink_parms(): no params data found [ 92.974114][ T4544] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.976332][ T4544] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.978781][ T4544] device bridge_slave_0 entered promiscuous mode [ 92.982270][ T4544] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.984031][ T4544] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.986590][ T4544] device bridge_slave_1 entered promiscuous mode [ 93.006421][ T4544] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.010496][ T4544] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.024847][ T4544] team0: Port device team_slave_0 added [ 93.027748][ T4544] team0: Port device team_slave_1 added [ 93.041443][ T4544] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.043213][ T4544] 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. [ 93.049856][ T4544] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.053572][ T4544] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.055563][ T4544] 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. [ 93.061987][ T4544] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.137898][ T4544] device hsr_slave_0 entered promiscuous mode [ 93.175065][ T4544] device hsr_slave_1 entered promiscuous mode [ 94.047052][ T4544] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.098251][ T4544] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 94.138584][ T4544] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 94.196997][ T4544] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.313815][ T4544] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.324648][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.330236][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.337361][ T4544] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.341997][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.344615][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.349668][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.351740][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.362942][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 94.365982][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.368799][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.371271][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.373100][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.378110][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.390303][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.393177][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.399110][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.415168][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.418051][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.420821][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.425658][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.435299][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.439057][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.441600][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.458650][ T4544] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.559110][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 94.561216][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 94.569783][ T4544] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.586242][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 94.588938][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.607709][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 94.610311][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 94.613151][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 94.619617][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 94.624161][ T4544] device veth0_vlan entered promiscuous mode [ 94.633160][ T4544] device veth1_vlan entered promiscuous mode [ 94.651132][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 94.658661][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 94.661497][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 94.664168][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 94.670765][ T4544] device veth0_macvtap entered promiscuous mode [ 94.674752][ T4544] device veth1_macvtap entered promiscuous mode [ 94.686519][ T4544] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.688445][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 94.690726][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 94.693228][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 94.701047][ T4544] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.704504][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 94.709784][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 94.713342][ T4544] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.716135][ T4544] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.718338][ T4544] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.720514][ T4544] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.697258][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.699821][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.702612][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 95.724084][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.726556][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.729452][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:35 executed programs: 0 [ 96.007789][ T4723] chnl_net:caif_netlink_parms(): no params data found [ 96.056222][ T4723] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.058184][ T4723] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.060645][ T4723] device bridge_slave_0 entered promiscuous mode [ 96.064624][ T4723] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.069689][ T4723] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.072180][ T4723] device bridge_slave_1 entered promiscuous mode [ 96.092359][ T4723] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 96.097629][ T4723] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 96.118312][ T4723] team0: Port device team_slave_0 added [ 96.121687][ T4723] team0: Port device team_slave_1 added [ 96.152056][ T4723] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 96.153981][ T4723] 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. [ 96.161242][ T4723] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 96.169460][ T4723] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 96.171161][ T4723] 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. [ 96.178192][ T4723] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 96.230585][ T4723] device hsr_slave_0 entered promiscuous mode [ 96.285430][ T4723] device hsr_slave_1 entered promiscuous mode [ 96.305219][ T4723] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 96.307095][ T4723] Cannot create hsr debugfs directory [ 96.533663][ T4723] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.955377][ T4113] Bluetooth: hci0: command 0x0409 tx timeout [ 99.733618][ T4723] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.783458][ T4723] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.833529][ T4723] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.010273][ T4723] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 100.034960][ T13] Bluetooth: hci0: command 0x041b tx timeout [ 100.047166][ T4723] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 100.098401][ T4723] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 100.157250][ T4723] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 100.321269][ T4723] 8021q: adding VLAN 0 to HW filter on device bond0 [ 100.329536][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 100.331899][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 100.337265][ T4723] 8021q: adding VLAN 0 to HW filter on device team0 [ 100.350282][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 100.353063][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 100.356486][ T1342] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.358377][ T1342] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.361024][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 100.363407][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 100.367298][ T1342] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.369023][ T1342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.371281][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 100.379371][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 100.383268][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 100.406152][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 100.409307][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 100.411873][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 100.417665][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 100.420258][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 100.425734][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 100.428088][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 100.432796][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 100.436722][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 100.440983][ T4723] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 100.509718][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 100.511743][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 100.519235][ T4723] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.530347][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 100.532972][ T1342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 100.545110][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 100.547590][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 100.550500][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 100.552810][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 100.559345][ T4723] device veth0_vlan entered promiscuous mode [ 100.566300][ T4723] device veth1_vlan entered promiscuous mode [ 100.578813][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 100.581257][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 100.583674][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 100.587399][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 100.591568][ T4723] device veth0_macvtap entered promiscuous mode [ 100.621200][ T4723] device veth1_macvtap entered promiscuous mode [ 100.630917][ T4723] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 100.633566][ T4723] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 100.637871][ T4723] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.640005][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 100.642520][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 100.648268][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 100.650830][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 100.657635][ T4723] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 100.660256][ T4723] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 100.663419][ T4723] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.668356][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 100.671029][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 100.676190][ T4723] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.678390][ T4723] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.680579][ T4723] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.682524][ T4723] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.726379][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.728583][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.733103][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 100.740712][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.742898][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.746465][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 101.044995][ T13] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 101.285134][ T13] usb 1-1: Using ep0 maxpacket: 32 [ 101.405654][ T13] usb 1-1: config 0 has an invalid interface number: 237 but max is 0 [ 101.407909][ T13] usb 1-1: config 0 has no interface number 0 [ 101.566352][ T13] usb 1-1: New USB device found, idVendor=0424, idProduct=cf19, bcdDevice=55.89 [ 101.568821][ T13] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 101.570822][ T13] usb 1-1: Product: syz [ 101.571879][ T13] usb 1-1: Manufacturer: syz [ 101.573035][ T13] usb 1-1: SerialNumber: syz [ 101.578091][ T13] usb 1-1: config 0 descriptor?? [ 101.817263][ T4033] usb 1-1: USB disconnect, device number 2 [ 101.822363][ T4033] ================================================================== [ 101.824570][ T4033] BUG: KASAN: use-after-free in hdm_disconnect+0xf8/0x190 [ 101.826399][ T4033] Read of size 8 at addr ffff0000c84d9978 by task kworker/1:3/4033 [ 101.828495][ T4033] [ 101.829067][ T4033] CPU: 1 PID: 4033 Comm: kworker/1:3 Not tainted 5.15.174-syzkaller #0 [ 101.831069][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 101.833610][ T4033] Workqueue: usb_hub_wq hub_event [ 101.834922][ T4033] Call trace: [ 101.835765][ T4033] dump_backtrace+0x0/0x530 [ 101.837000][ T4033] show_stack+0x2c/0x3c [ 101.838103][ T4033] dump_stack_lvl+0x108/0x170 [ 101.839249][ T4033] print_address_description+0x7c/0x3f0 [ 101.840695][ T4033] kasan_report+0x174/0x1e4 [ 101.841864][ T4033] __asan_report_load8_noabort+0x44/0x50 [ 101.843255][ T4033] hdm_disconnect+0xf8/0x190 [ 101.844435][ T4033] usb_unbind_interface+0x1a4/0x758 [ 101.845739][ T4033] device_release_driver_internal+0x464/0x6ac [ 101.847215][ T4033] device_release_driver+0x28/0x38 [ 101.848591][ T4033] bus_remove_device+0x298/0x38c [ 101.849830][ T4033] device_del+0x57c/0x9b4 [ 101.850900][ T4033] usb_disable_device+0x354/0x760 [ 101.852158][ T4033] usb_disconnect+0x290/0x7e8 [ 101.853323][ T4033] hub_event+0x1718/0x46b8 [ 101.854449][ T4033] process_one_work+0x790/0x11b8 [ 101.855703][ T4033] worker_thread+0x910/0x1034 [ 101.856881][ T4033] kthread+0x37c/0x45c [ 101.857905][ T4033] ret_from_fork+0x10/0x20 [ 101.859073][ T4033] [ 101.859646][ T4033] Allocated by task 13: [ 101.860738][ T4033] ____kasan_kmalloc+0xbc/0xfc [ 101.861962][ T4033] __kasan_kmalloc+0x10/0x1c [ 101.863145][ T4033] kmem_cache_alloc_trace+0x27c/0x47c [ 101.864505][ T4033] hdm_probe+0xa4/0x1044 [ 101.865601][ T4033] usb_probe_interface+0x500/0x984 [ 101.866919][ T4033] really_probe+0x26c/0xaec [ 101.868122][ T4033] __driver_probe_device+0x194/0x3b4 [ 101.869458][ T4033] driver_probe_device+0x78/0x34c [ 101.870744][ T4033] __device_attach_driver+0x28c/0x4d8 [ 101.872025][ T4033] bus_for_each_drv+0x158/0x1e0 [ 101.873227][ T4033] __device_attach+0x2f0/0x480 [ 101.874413][ T4033] device_initial_probe+0x24/0x34 [ 101.875735][ T4033] bus_probe_device+0xbc/0x1c8 [ 101.876868][ T4033] device_add+0xae0/0xef4 [ 101.878015][ T4033] usb_set_configuration+0x15e0/0x1b60 [ 101.879452][ T4033] usb_generic_driver_probe+0x8c/0x148 [ 101.880632][ T4033] usb_probe_device+0x120/0x25c [ 101.881762][ T4033] really_probe+0x26c/0xaec [ 101.882888][ T4033] __driver_probe_device+0x194/0x3b4 [ 101.884191][ T4033] driver_probe_device+0x78/0x34c [ 101.885502][ T4033] __device_attach_driver+0x28c/0x4d8 [ 101.886880][ T4033] bus_for_each_drv+0x158/0x1e0 [ 101.888117][ T4033] __device_attach+0x2f0/0x480 [ 101.889214][ T4033] device_initial_probe+0x24/0x34 [ 101.890455][ T4033] bus_probe_device+0xbc/0x1c8 [ 101.891695][ T4033] device_add+0xae0/0xef4 [ 101.892743][ T4033] usb_new_device+0x900/0x145c [ 101.893869][ T4033] hub_event+0x236c/0x46b8 [ 101.894934][ T4033] process_one_work+0x790/0x11b8 [ 101.896235][ T4033] worker_thread+0x910/0x1034 [ 101.897420][ T4033] kthread+0x37c/0x45c [ 101.898450][ T4033] ret_from_fork+0x10/0x20 [ 101.899581][ T4033] [ 101.900131][ T4033] Freed by task 4033: [ 101.901053][ T4033] kasan_set_track+0x4c/0x84 [ 101.902252][ T4033] kasan_set_free_info+0x28/0x4c [ 101.903504][ T4033] ____kasan_slab_free+0x118/0x164 [ 101.904789][ T4033] __kasan_slab_free+0x18/0x28 [ 101.906051][ T4033] slab_free_freelist_hook+0x128/0x1ec [ 101.907367][ T4033] kfree+0x178/0x410 [ 101.908341][ T4033] release_mdev+0x20/0x30 [ 101.909448][ T4033] device_release+0x8c/0x1ac [ 101.910639][ T4033] kobject_put+0x2c4/0x438 [ 101.911738][ T4033] device_unregister+0x3c/0xcc [ 101.912997][ T4033] most_deregister_interface+0x3e0/0x42c [ 101.914396][ T4033] hdm_disconnect+0xe0/0x190 [ 101.915532][ T4033] usb_unbind_interface+0x1a4/0x758 [ 101.916938][ T4033] device_release_driver_internal+0x464/0x6ac [ 101.918474][ T4033] device_release_driver+0x28/0x38 [ 101.919633][ T4033] bus_remove_device+0x298/0x38c [ 101.920886][ T4033] device_del+0x57c/0x9b4 [ 101.922018][ T4033] usb_disable_device+0x354/0x760 [ 101.923231][ T4033] usb_disconnect+0x290/0x7e8 [ 101.924602][ T4033] hub_event+0x1718/0x46b8 [ 101.925684][ T4033] process_one_work+0x790/0x11b8 [ 101.926935][ T4033] worker_thread+0x910/0x1034 [ 101.928122][ T4033] kthread+0x37c/0x45c [ 101.929099][ T4033] ret_from_fork+0x10/0x20 [ 101.930256][ T4033] [ 101.930828][ T4033] The buggy address belongs to the object at ffff0000c84d8000 [ 101.930828][ T4033] which belongs to the cache kmalloc-8k of size 8192 [ 101.934360][ T4033] The buggy address is located 6520 bytes inside of [ 101.934360][ T4033] 8192-byte region [ffff0000c84d8000, ffff0000c84da000) [ 101.937771][ T4033] The buggy address belongs to the page: [ 101.939135][ T4033] page:00000000bc67908c refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1084d8 [ 101.941658][ T4033] head:00000000bc67908c order:3 compound_mapcount:0 compound_pincount:0 [ 101.943809][ T4033] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 101.945774][ T4033] raw: 05ffc00000010200 0000000000000000 dead000000000122 ffff0000c0002c00 [ 101.947711][ T4033] raw: 0000000000000000 0000000080020002 00000001ffffffff 0000000000000000 [ 101.949853][ T4033] page dumped because: kasan: bad access detected [ 101.951473][ T4033] [ 101.952087][ T4033] Memory state around the buggy address: [ 101.953529][ T4033] ffff0000c84d9800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 101.955698][ T4033] ffff0000c84d9880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 101.957598][ T4033] >ffff0000c84d9900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 101.959616][ T4033] ^ [ 101.961506][ T4033] ffff0000c84d9980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 101.963531][ T4033] ffff0000c84d9a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 101.965499][ T4033] ================================================================== [ 101.967699][ T4033] Disabling lock debugging due to kernel taint [ 101.970047][ T4033] ------------[ cut here ]------------ [ 101.971407][ T4033] refcount_t: underflow; use-after-free. [ 101.973087][ T4033] WARNING: CPU: 1 PID: 4033 at lib/refcount.c:28 refcount_warn_saturate+0x1c8/0x20c [ 101.975489][ T4033] Modules linked in: [ 101.976500][ T4033] CPU: 1 PID: 4033 Comm: kworker/1:3 Tainted: G B 5.15.174-syzkaller #0 [ 101.978959][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 101.981510][ T4033] Workqueue: usb_hub_wq hub_event [ 101.982742][ T4033] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 101.984657][ T4033] pc : refcount_warn_saturate+0x1c8/0x20c [ 101.986113][ T4033] lr : refcount_warn_saturate+0x1c8/0x20c [ 101.987431][ T4033] sp : ffff80001fde72f0 [ 101.988488][ T4033] x29: ffff80001fde72f0 x28: ffff800016aced00 x27: ffff0000d1211000 [ 101.990473][ T4033] x26: 1fffe0001cb80a07 x25: dfff800000000000 x24: ffff0000e5c00030 [ 101.992462][ T4033] x23: 1fffe0001909b0bb x22: ffff0000e5c0503c x21: 0000000000000003 [ 101.994482][ T4033] x20: ffff0000e5c05038 x19: ffff800016fcd000 x18: 0000000000000001 [ 101.996293][ T4033] x17: 0000000000000000 x16: ffff800008336558 x15: 00000000ffffffff [ 101.998274][ T4033] x14: ffff0000c0e08000 x13: 0000000000000001 x12: 0000000000000001 [ 102.000288][ T4033] x11: 0000000000000000 x10: 0000000000000000 x9 : 6e39748501ca4000 [ 102.002271][ T4033] x8 : 6e39748501ca4000 x7 : 0000000000000001 x6 : 0000000000000001 [ 102.004225][ T4033] x5 : ffff80001fde6a58 x4 : ffff800014c50660 x3 : ffff8000083366a4 [ 102.005953][ T4033] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 102.007885][ T4033] Call trace: [ 102.008664][ T4033] refcount_warn_saturate+0x1c8/0x20c [ 102.009943][ T4033] kobject_put+0x1a8/0x438 [ 102.011106][ T4033] put_device+0x28/0x40 [ 102.012101][ T4033] hdm_disconnect+0x170/0x190 [ 102.013272][ T4033] usb_unbind_interface+0x1a4/0x758 [ 102.014497][ T4033] device_release_driver_internal+0x464/0x6ac [ 102.016007][ T4033] device_release_driver+0x28/0x38 [ 102.017323][ T4033] bus_remove_device+0x298/0x38c [ 102.018495][ T4033] device_del+0x57c/0x9b4 [ 102.019558][ T4033] usb_disable_device+0x354/0x760 [ 102.020824][ T4033] usb_disconnect+0x290/0x7e8 [ 102.021854][ T4033] hub_event+0x1718/0x46b8 [ 102.022896][ T4033] process_one_work+0x790/0x11b8 [ 102.024115][ T4033] worker_thread+0x910/0x1034 [ 102.025346][ T4033] kthread+0x37c/0x45c [ 102.026287][ T4033] ret_from_fork+0x10/0x20 [ 102.027373][ T4033] irq event stamp: 109512 [ 102.028445][ T4033] hardirqs last enabled at (109511): [] kasan_quarantine_put+0xdc/0x204 [ 102.030903][ T4033] hardirqs last disabled at (109512): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 102.033499][ T4033] softirqs last enabled at (108420): [] __fib6_clean_all+0x2ac/0x428 [ 102.035953][ T4033] softirqs last disabled at (108414): [] __fib6_clean_all+0x1e8/0x428 [ 102.038402][ T4033] ---[ end trace 1caad385e8139a72 ]--- [ 102.115149][ T4056] Bluetooth: hci0: command 0x040f tx timeout 1970/01/01 00:01:42 executed programs: 3 [ 102.644972][ T4056] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 102.721307][ T542] device hsr_slave_0 left promiscuous mode [ 102.775674][ T542] device hsr_slave_1 left promiscuous mode [ 102.865095][ T542] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 102.867103][ T542] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 102.869199][ T542] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 102.870977][ T542] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 102.873202][ T542] device bridge_slave_1 left promiscuous mode [ 102.874981][ T542] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.894891][ T4056] usb 1-1: Using ep0 maxpacket: 32 [ 102.925750][ T542] device bridge_slave_0 left promiscuous mode [ 102.927470][ T542] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.024996][ T4056] usb 1-1: config 0 has an invalid interface number: 237 but max is 0 [ 103.027170][ T4056] usb 1-1: config 0 has no interface number 0 [ 103.045151][ T542] device veth1_macvtap left promiscuous mode [ 103.046660][ T542] device veth0_macvtap left promiscuous mode [ 103.048205][ T542] device veth1_vlan left promiscuous mode [ 103.049831][ T542] device veth0_vlan left promiscuous mode [ 103.204996][ T542] team0 (unregistering): Port device team_slave_1 removed [ 103.205011][ T4056] usb 1-1: New USB device found, idVendor=0424, idProduct=cf19, bcdDevice=55.89 [ 103.209296][ T4056] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 103.211340][ T4056] usb 1-1: Product: syz [ 103.211646][ T542] team0 (unregistering): Port device team_slave_0 removed [ 103.212473][ T4056] usb 1-1: Manufacturer: syz [ 103.215972][ T4056] usb 1-1: SerialNumber: syz [ 103.223375][ T4056] usb 1-1: config 0 descriptor?? [ 103.224965][ T542] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 103.269463][ T542] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 103.411643][ T542] bond0 (unregistering): Released all slaves [ 103.487256][ T4056] usb 1-1: USB disconnect, device number 3 [ 104.195045][ T13] Bluetooth: hci0: command 0x0419 tx timeout [ 104.264974][ T21] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 104.504869][ T21] usb 1-1: Using ep0 maxpacket: 32 [ 104.625110][ T21] usb 1-1: config 0 has an invalid interface number: 237 but max is 0 [ 104.627291][ T21] usb 1-1: config 0 has no interface number 0 [ 104.785060][ T21] usb 1-1: New USB device found, idVendor=0424, idProduct=cf19, bcdDevice=55.89 [ 104.787610][ T21] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 104.789501][ T21] usb 1-1: Product: syz [ 104.790555][ T21] usb 1-1: Manufacturer: syz [ 104.791664][ T21] usb 1-1: SerialNumber: syz [ 104.795389][ T21] usb 1-1: config 0 descriptor?? [ 105.038339][ T21] usb 1-1: USB disconnect, device number 4 [ 105.814881][ T13] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 106.054915][ T13] usb 1-1: Using ep0 maxpacket: 32 [ 106.174918][ T13] usb 1-1: config 0 has an invalid interface number: 237 but max is 0 [ 106.177118][ T13] usb 1-1: config 0 has no interface number 0 [ 106.335018][ T13] usb 1-1: New USB device found, idVendor=0424, idProduct=cf19, bcdDevice=55.89 [ 106.337288][ T13] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 106.339332][ T13] usb 1-1: Product: syz [ 106.340390][ T13] usb 1-1: Manufacturer: syz [ 106.341471][ T13] usb 1-1: SerialNumber: syz [ 106.344707][ T13] usb 1-1: config 0 descriptor?? [ 106.586219][ T13] usb 1-1: USB disconnect, device number 5 [ 107.364934][ T13] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 107.644862][ T13] usb 1-1: Using ep0 maxpacket: 32 [ 107.814915][ T13] usb 1-1: config 0 has an invalid interface number: 237 but max is 0 [ 107.817079][ T13] usb 1-1: config 0 has no interface number 0 [ 107.984891][ T13] usb 1-1: New USB device found, idVendor=0424, idProduct=cf19, bcdDevice=55.89 [ 107.987303][ T13] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 107.989373][ T13] usb 1-1: Product: syz [ 107.990421][ T13] usb 1-1: Manufacturer: syz [ 107.991429][ T13] usb 1-1: SerialNumber: syz [ 107.994435][ T13] usb 1-1: config 0 descriptor?? [ 108.247387][ T4033] usb 1-1: USB disconnect, device number 6 1970/01/01 00:01:48 executed programs: 7 [ 109.034992][ T13] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 109.274841][ T13] usb 1-1: Using ep0 maxpacket: 32 [ 109.394978][ T13] usb 1-1: config 0 has an invalid interface number: 237 but max is 0 [ 109.397151][ T13] usb 1-1: config 0 has no interface number 0 [ 109.555092][ T13] usb 1-1: New USB device found, idVendor=0424, idProduct=cf19, bcdDevice=55.89 [ 109.557505][ T13] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 109.559556][ T13] usb 1-1: Product: syz [ 109.560591][ T13] usb 1-1: Manufacturer: syz [ 109.561803][ T13] usb 1-1: SerialNumber: syz [ 109.565457][ T13] usb 1-1: config 0 descriptor?? [ 109.805759][ T4033] usb 1-1: USB disconnect, device number 7 [ 110.594916][ T13] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 110.834860][ T13] usb 1-1: Using ep0 maxpacket: 32 [ 110.954927][ T13] usb 1-1: config 0 has an invalid interface number: 237 but max is 0 [ 110.957247][ T13] usb 1-1: config 0 has no interface number 0 [ 111.115049][ T13] usb 1-1: New USB device found, idVendor=0424, idProduct=cf19, bcdDevice=55.89 [ 111.117372][ T13] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 111.119382][ T13] usb 1-1: Product: syz [ 111.120400][ T13] usb 1-1: Manufacturer: syz [ 111.121524][ T13] usb 1-1: SerialNumber: syz [ 111.124663][ T13] usb 1-1: config 0 descriptor?? [ 111.365746][ T13] usb 1-1: USB disconnect, device number 8