[ 38.137168][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.265358][ T9] device veth1_macvtap left promiscuous mode [ 38.266589][ T9] device veth0_macvtap left promiscuous mode [ 38.267771][ T9] device veth1_vlan left promiscuous mode [ 38.268926][ T9] device veth0_vlan left promiscuous mode [ 38.373296][ T9] team0 (unregistering): Port device team_slave_1 removed [ 38.378585][ T9] team0 (unregistering): Port device team_slave_0 removed [ 38.382840][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 38.411322][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 38.512531][ T9] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.10.42' (ECDSA) to the list of known hosts. 1970/01/01 00:00:51 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:51 parsed 1 programs 1970/01/01 00:00:51 executed programs: 0 [ 51.708874][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 51.711512][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 51.714007][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 51.716346][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 51.718311][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 51.767842][ T4775] chnl_net:caif_netlink_parms(): no params data found [ 51.787559][ T4775] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.789451][ T4775] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.791591][ T4775] device bridge_slave_0 entered promiscuous mode [ 51.794353][ T4775] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.796526][ T4775] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.798720][ T4775] device bridge_slave_1 entered promiscuous mode [ 51.809223][ T4775] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.812755][ T4775] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.821606][ T4775] team0: Port device team_slave_0 added [ 51.824002][ T4775] team0: Port device team_slave_1 added [ 51.832764][ T4775] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.834549][ T4775] 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. [ 51.841137][ T4775] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.844559][ T4775] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.846383][ T4775] 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. [ 51.852416][ T4775] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 51.946317][ T4775] device hsr_slave_0 entered promiscuous mode [ 51.995604][ T4775] device hsr_slave_1 entered promiscuous mode [ 52.695238][ T4775] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.726102][ T4775] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.746209][ T4775] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.799336][ T4775] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.850154][ T4775] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.854878][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.857752][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.862004][ T4775] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.866263][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.868636][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.870889][ T14] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.872676][ T14] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.874726][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.886308][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.888744][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.891039][ T14] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.892876][ T14] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.894893][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.897460][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.899907][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.902311][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.904596][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.907715][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.909972][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.912256][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.916088][ T4775] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.919150][ T4775] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.924368][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.927544][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.929879][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.984065][ T4775] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.986828][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.988633][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.995459][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.998228][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.007422][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.009744][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.012300][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.014484][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.018319][ T4775] device veth0_vlan entered promiscuous mode [ 53.021988][ T4775] device veth1_vlan entered promiscuous mode [ 53.034872][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.037441][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.039594][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.042123][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.047091][ T4775] device veth0_macvtap entered promiscuous mode [ 53.050141][ T4775] device veth1_macvtap entered promiscuous mode [ 53.058133][ T4775] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.061245][ T4775] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.064114][ T4775] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.067327][ T4775] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.069469][ T4775] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.071606][ T4775] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.076244][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.078354][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.080441][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.082731][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.085002][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.088845][ T4043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.122038][ T531] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.124091][ T531] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.129259][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.141596][ T531] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.143669][ T531] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.146804][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 53.505261][ T4325] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 53.745100][ T4325] usb 1-1: Using ep0 maxpacket: 8 [ 53.796164][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 53.865563][ T4325] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 53.945926][ T4325] usb 1-1: New USB device found, idVendor=0bd3, idProduct=0d55, bcdDevice=69.6a [ 53.948216][ T4325] usb 1-1: New USB device strings: Mfr=64, Product=0, SerialNumber=0 [ 53.950097][ T4325] usb 1-1: Manufacturer: syz [ 53.953645][ T4325] usb 1-1: config 0 descriptor?? [ 54.235131][ T4325] usb 1-1: Found UVC 0.00 device (0bd3:0d55) [ 54.237137][ T4325] uvcvideo 1-1:0.0: Entity type for entity Output 255 was not initialized! [ 54.239471][ T4325] ------------[ cut here ]------------ [ 54.240869][ T4325] WARNING: CPU: 1 PID: 4325 at drivers/media/mc/mc-entity.c:1021 media_create_pad_link+0x768/0x8a4 [ 54.243459][ T4325] Modules linked in: [ 54.244430][ T4325] CPU: 1 PID: 4325 Comm: kworker/1:4 Not tainted 6.1.24-syzkaller #0 [ 54.246498][ T4325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 54.249035][ T4325] Workqueue: usb_hub_wq hub_event [ 54.250296][ T4325] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 54.252237][ T4325] pc : media_create_pad_link+0x768/0x8a4 [ 54.253635][ T4325] lr : uvc_mc_register_entities+0x508/0x688 [ 54.255121][ T4325] sp : ffff80001c296790 [ 54.256188][ T4325] x29: ffff80001c2967d0 x28: ffff0000d9280800 x27: ffff0000d9361a00 [ 54.258165][ T4325] x26: ffff0000d93619d0 x25: ffff0000d9361880 x24: 0000000000000000 [ 54.260148][ T4325] x23: 0000000000000001 x22: ffff0000d92808b8 x21: 0000000000000000 [ 54.262119][ T4325] x20: dfff800000000000 x19: ffff0000d9280880 x18: ffff80001c2964c0 [ 54.264119][ T4325] x17: 74696e6920746f6e x16: ffff800008203558 x15: 0000000000015dfc [ 54.266134][ T4325] x14: 00000000c1097887 x13: dfff800000000000 x12: 0000000000000001 [ 54.268099][ T4325] x11: 0000000000000001 x10: 0000000000000005 x9 : 0000000000000000 [ 54.270202][ T4325] x8 : 0000000000000000 x7 : 0000000000000000 x6 : 0000000000000000 [ 54.272194][ T4325] x5 : ffff800017293538 x4 : 0000000000000003 x3 : 0000000000000000 [ 54.274291][ T4325] x2 : ffff0000d9361880 x1 : 0000000000000000 x0 : 00000000ffffffea [ 54.276246][ T4325] Call trace: [ 54.277104][ T4325] media_create_pad_link+0x768/0x8a4 [ 54.278422][ T4325] uvc_mc_register_entities+0x508/0x688 [ 54.279808][ T4325] uvc_register_chains+0x304/0x3c8 [ 54.281082][ T4325] uvc_probe+0x6c70/0x741c [ 54.282192][ T4325] usb_probe_interface+0x3e4/0x810 [ 54.283539][ T4325] really_probe+0x30c/0x8cc [ 54.284637][ T4325] __driver_probe_device+0x218/0x37c [ 54.285927][ T4325] driver_probe_device+0x70/0x2a4 [ 54.287181][ T4325] __device_attach_driver+0x2a4/0x3fc [ 54.288528][ T4325] bus_for_each_drv+0x138/0x19c [ 54.289703][ T4325] __device_attach+0x228/0x3c8 [ 54.290917][ T4325] device_initial_probe+0x14/0x20 [ 54.292227][ T4325] bus_probe_device+0x184/0x190 [ 54.293445][ T4325] device_add+0x68c/0xb94 [ 54.294539][ T4325] usb_set_configuration+0x1274/0x1730 [ 54.295837][ T4325] usb_generic_driver_probe+0x7c/0x114 [ 54.297200][ T4325] usb_probe_device+0xbc/0x1e0 [ 54.298419][ T4325] really_probe+0x30c/0x8cc [ 54.299550][ T4325] __driver_probe_device+0x218/0x37c [ 54.300876][ T4325] driver_probe_device+0x70/0x2a4 [ 54.302149][ T4325] __device_attach_driver+0x2a4/0x3fc [ 54.303589][ T4325] bus_for_each_drv+0x138/0x19c [ 54.304809][ T4325] __device_attach+0x228/0x3c8 [ 54.306020][ T4325] device_initial_probe+0x14/0x20 [ 54.307229][ T4325] bus_probe_device+0x184/0x190 [ 54.308446][ T4325] device_add+0x68c/0xb94 [ 54.309487][ T4325] usb_new_device+0x874/0x1188 [ 54.310649][ T4325] hub_event+0x1c7c/0x37b8 [ 54.311801][ T4325] process_one_work+0x6c4/0x117c [ 54.313038][ T4325] worker_thread+0x7dc/0xe2c [ 54.314264][ T4325] kthread+0x20c/0x288 [ 54.315307][ T4325] ret_from_fork+0x10/0x20 [ 54.316412][ T4325] irq event stamp: 83868 [ 54.317438][ T4325] hardirqs last enabled at (83867): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 54.320110][ T4325] hardirqs last disabled at (83868): [] el1_dbg+0x24/0x80 [ 54.322236][ T4325] softirqs last enabled at (82178): [] __do_softirq+0xc14/0xea0 [ 54.324658][ T4325] softirqs last disabled at (82061): [] ____do_softirq+0x10/0x1c [ 54.327136][ T4325] ---[ end trace 0000000000000000 ]--- [ 54.329417][ T4325] usb 1-1: Failed to create links for entity 255 [ 54.331238][ T4325] usb 1-1: Failed to register entities (-22). [ 54.338737][ T4325] usb 1-1: USB disconnect, device number 2 [ 55.025209][ T7] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 55.265188][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 55.395345][ T7] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 55.485172][ T7] usb 1-1: New USB device found, idVendor=0bd3, idProduct=0d55, bcdDevice=69.6a [ 55.487433][ T7] usb 1-1: New USB device strings: Mfr=64, Product=0, SerialNumber=0 [ 55.489419][ T7] usb 1-1: Manufacturer: syz [ 55.495987][ T7] usb 1-1: config 0 descriptor?? [ 55.775280][ T7] usb 1-1: Found UVC 0.00 device (0bd3:0d55) [ 55.777235][ T7] uvcvideo 1-1:0.0: Entity type for entity Output 255 was not initialized! [ 55.779371][ T7] ------------[ cut here ]------------ [ 55.780619][ T7] WARNING: CPU: 0 PID: 7 at drivers/media/mc/mc-entity.c:1021 media_create_pad_link+0x768/0x8a4 [ 55.783126][ T7] Modules linked in: [ 55.784051][ T7] CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.1.24-syzkaller #0 [ 55.786350][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 55.788956][ T7] Workqueue: usb_hub_wq hub_event [ 55.790234][ T7] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 55.792123][ T7] pc : media_create_pad_link+0x768/0x8a4 [ 55.793613][ T7] lr : uvc_mc_register_entities+0x508/0x688 [ 55.795139][ T7] sp : ffff800018616790 [ 55.796142][ T7] x29: ffff8000186167d0 x28: ffff0000d2a47000 x27: ffff0000d629c200 [ 55.798054][ T7] x26: ffff0000d629c1d0 x25: ffff0000d629c080 x24: 0000000000000000 [ 55.800171][ T7] x23: 0000000000000001 x22: ffff0000d2a470b8 x21: 0000000000000000 [ 55.802274][ T7] x20: dfff800000000000 x19: ffff0000d2a47080 x18: ffffffffffffffff [ 55.804297][ T7] x17: 74696e6920746f6e x16: ffff800008203558 x15: 0000000000000000 [ 55.806330][ T7] x14: 1ffff000028400b0 x13: dfff800000000000 x12: 0000000000000001 [ 55.808343][ T7] x11: 0000000000000001 x10: 0000000000000005 x9 : 0000000000000000 [ 55.810422][ T7] x8 : 0000000000000000 x7 : ffff80000da0cd44 x6 : 0000000000000000 [ 55.812460][ T7] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 55.814450][ T7] x2 : ffff0000d629c080 x1 : 0000000000000000 x0 : 00000000ffffffea [ 55.816561][ T7] Call trace: [ 55.817357][ T7] media_create_pad_link+0x768/0x8a4 [ 55.818587][ T7] uvc_mc_register_entities+0x508/0x688 [ 55.820032][ T7] uvc_register_chains+0x304/0x3c8 [ 55.821299][ T7] uvc_probe+0x6c70/0x741c [ 55.822351][ T7] usb_probe_interface+0x3e4/0x810 [ 55.823612][ T7] really_probe+0x30c/0x8cc [ 55.824688][ T7] __driver_probe_device+0x218/0x37c [ 55.826142][ T7] driver_probe_device+0x70/0x2a4 [ 55.827362][ T7] __device_attach_driver+0x2a4/0x3fc [ 55.828708][ T7] bus_for_each_drv+0x138/0x19c [ 55.829921][ T7] __device_attach+0x228/0x3c8 [ 55.831114][ T7] device_initial_probe+0x14/0x20 [ 55.832400][ T7] bus_probe_device+0x184/0x190 [ 55.833576][ T7] device_add+0x68c/0xb94 [ 55.834605][ T7] usb_set_configuration+0x1274/0x1730 [ 55.835829][ T7] usb_generic_driver_probe+0x7c/0x114 [ 55.837169][ T7] usb_probe_device+0xbc/0x1e0 [ 55.838354][ T7] really_probe+0x30c/0x8cc [ 55.839453][ T7] __driver_probe_device+0x218/0x37c [ 55.840786][ T7] driver_probe_device+0x70/0x2a4 [ 55.842067][ T7] __device_attach_driver+0x2a4/0x3fc [ 55.843409][ T7] bus_for_each_drv+0x138/0x19c [ 55.844632][ T7] __device_attach+0x228/0x3c8 [ 55.845776][ T7] device_initial_probe+0x14/0x20 [ 55.847054][ T7] bus_probe_device+0x184/0x190 [ 55.848317][ T7] device_add+0x68c/0xb94 [ 55.849469][ T7] usb_new_device+0x874/0x1188 [ 55.850693][ T7] hub_event+0x1c7c/0x37b8 [ 55.851799][ T7] process_one_work+0x6c4/0x117c [ 55.852991][ T7] worker_thread+0x7dc/0xe2c [ 55.854118][ T7] kthread+0x20c/0x288 [ 55.855118][ T7] ret_from_fork+0x10/0x20 [ 55.856323][ T7] irq event stamp: 56596 [ 55.857397][ T7] hardirqs last enabled at (56595): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 55.860016][ T7] hardirqs last disabled at (56596): [] el1_dbg+0x24/0x80 [ 55.862144][ T7] softirqs last enabled at (55140): [] __do_softirq+0xc14/0xea0 [ 55.864535][ T7] softirqs last disabled at (54775): [] ____do_softirq+0x10/0x1c [ 55.866983][ T7] ---[ end trace 0000000000000000 ]--- [ 55.871703][ T7] usb 1-1: Failed to create links for entity 255 [ 55.873351][ T7] usb 1-1: Failed to register entities (-22). [ 55.875194][ T4318] Bluetooth: hci0: command 0x041b tx timeout [ 55.883128][ T7] usb 1-1: USB disconnect, device number 3 [ 56.545208][ T4325] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 56.785768][ T4325] usb 1-1: Using ep0 maxpacket: 8 [ 56.905788][ T4325] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 56.985793][ T4325] usb 1-1: New USB device found, idVendor=0bd3, idProduct=0d55, bcdDevice=69.6a [ 56.988229][ T4325] usb 1-1: New USB device strings: Mfr=64, Product=0, SerialNumber=0 [ 56.990278][ T4325] usb 1-1: Manufacturer: syz [ 56.998312][ T4325] usb 1-1: config 0 descriptor?? [ 57.275165][ T4325] usb 1-1: Found UVC 0.00 device (0bd3:0d55) [ 57.277033][ T4325] uvcvideo 1-1:0.0: Entity type for entity Output 255 was not initialized! [ 57.279261][ T4325] ------------[ cut here ]------------ [ 57.280583][ T4325] WARNING: CPU: 1 PID: 4325 at drivers/media/mc/mc-entity.c:1021 media_create_pad_link+0x768/0x8a4 [ 57.283239][ T4325] Modules linked in: [ 57.284222][ T4325] CPU: 1 PID: 4325 Comm: kworker/1:4 Tainted: G W 6.1.24-syzkaller #0 [ 57.286594][ T4325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 57.289193][ T4325] Workqueue: usb_hub_wq hub_event [ 57.290473][ T4325] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 57.292392][ T4325] pc : media_create_pad_link+0x768/0x8a4 [ 57.293857][ T4325] lr : uvc_mc_register_entities+0x508/0x688 [ 57.295338][ T4325] sp : ffff80001c296790 [ 57.296304][ T4325] x29: ffff80001c2967d0 x28: ffff0000d642e000 x27: ffff0000d3a75200 [ 57.298332][ T4325] x26: ffff0000d3a751d0 x25: ffff0000d3a75080 x24: 0000000000000000 [ 57.300480][ T4325] x23: 0000000000000001 x22: ffff0000d642e0b8 x21: 0000000000000000 [ 57.302454][ T4325] x20: dfff800000000000 x19: ffff0000d642e080 x18: ffffffffffffffff [ 57.304393][ T4325] x17: 74696e6920746f6e x16: ffff800008203558 x15: 0000000000000000 [ 57.306397][ T4325] x14: 1ffff000028400b0 x13: dfff800000000000 x12: 0000000000000001 [ 57.308402][ T4325] x11: 0000000000000001 x10: 0000000000000005 x9 : 0000000000000000 [ 57.310375][ T4325] x8 : 0000000000000000 x7 : ffff80000da0cd44 x6 : 0000000000000000 [ 57.312481][ T4325] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 57.314527][ T4325] x2 : ffff0000d3a75080 x1 : 0000000000000000 x0 : 00000000ffffffea [ 57.316587][ T4325] Call trace: [ 57.317337][ T4325] media_create_pad_link+0x768/0x8a4 [ 57.318729][ T4325] uvc_mc_register_entities+0x508/0x688 [ 57.320132][ T4325] uvc_register_chains+0x304/0x3c8 [ 57.321443][ T4325] uvc_probe+0x6c70/0x741c [ 57.322578][ T4325] usb_probe_interface+0x3e4/0x810 [ 57.323871][ T4325] really_probe+0x30c/0x8cc [ 57.325004][ T4325] __driver_probe_device+0x218/0x37c [ 57.326325][ T4325] driver_probe_device+0x70/0x2a4 [ 57.327621][ T4325] __device_attach_driver+0x2a4/0x3fc [ 57.328986][ T4325] bus_for_each_drv+0x138/0x19c [ 57.330229][ T4325] __device_attach+0x228/0x3c8 [ 57.331402][ T4325] device_initial_probe+0x14/0x20 [ 57.332677][ T4325] bus_probe_device+0x184/0x190 [ 57.333986][ T4325] device_add+0x68c/0xb94 [ 57.335170][ T4325] usb_set_configuration+0x1274/0x1730 [ 57.336650][ T4325] usb_generic_driver_probe+0x7c/0x114 [ 57.338142][ T4325] usb_probe_device+0xbc/0x1e0 [ 57.339411][ T4325] really_probe+0x30c/0x8cc [ 57.340594][ T4325] __driver_probe_device+0x218/0x37c [ 57.342003][ T4325] driver_probe_device+0x70/0x2a4 [ 57.343295][ T4325] __device_attach_driver+0x2a4/0x3fc [ 57.344634][ T4325] bus_for_each_drv+0x138/0x19c [ 57.345874][ T4325] __device_attach+0x228/0x3c8 [ 57.347140][ T4325] device_initial_probe+0x14/0x20 [ 57.348423][ T4325] bus_probe_device+0x184/0x190 [ 57.349714][ T4325] device_add+0x68c/0xb94 [ 57.350817][ T4325] usb_new_device+0x874/0x1188 [ 57.352111][ T4325] hub_event+0x1c7c/0x37b8 [ 57.353256][ T4325] process_one_work+0x6c4/0x117c [ 57.354528][ T4325] worker_thread+0x7dc/0xe2c [ 57.355760][ T4325] kthread+0x20c/0x288 [ 57.356835][ T4325] ret_from_fork+0x10/0x20 [ 57.358086][ T4325] irq event stamp: 92620 [ 57.359204][ T4325] hardirqs last enabled at (92619): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 57.361808][ T4325] hardirqs last disabled at (92620): [] el1_dbg+0x24/0x80 [ 57.364117][ T4325] softirqs last enabled at (89836): [] local_bh_enable+0xc/0x2c [ 57.366466][ T4325] softirqs last disabled at (89834): [] local_bh_disable+0xc/0x2c [ 57.368921][ T4325] ---[ end trace 0000000000000000 ]--- [ 57.373472][ T4325] usb 1-1: Failed to create links for entity 255 [ 57.375168][ T4325] usb 1-1: Failed to register entities (-22). [ 57.378422][ T4325] usb 1-1: USB disconnect, device number 4 1970/01/01 00:00:57 executed programs: 3 [ 57.965173][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 58.015157][ T4843] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 58.255109][ T4843] usb 1-1: Using ep0 maxpacket: 8 [ 58.395141][ T4843] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 58.475421][ T4843] usb 1-1: New USB device found, idVendor=0bd3, idProduct=0d55, bcdDevice=69.6a [ 58.477782][ T4843] usb 1-1: New USB device strings: Mfr=64, Product=0, SerialNumber=0 [ 58.479715][ T4843] usb 1-1: Manufacturer: syz [ 58.482713][ T4843] usb 1-1: config 0 descriptor?? [ 58.755483][ T4843] usb 1-1: Found UVC 0.00 device (0bd3:0d55) [ 58.757334][ T4843] uvcvideo 1-1:0.0: Entity type for entity Output 255 was not initialized! [ 58.759511][ T4843] ------------[ cut here ]------------ [ 58.760854][ T4843] WARNING: CPU: 0 PID: 4843 at drivers/media/mc/mc-entity.c:1021 media_create_pad_link+0x768/0x8a4 [ 58.763456][ T4843] Modules linked in: [ 58.764424][ T4843] CPU: 0 PID: 4843 Comm: kworker/0:4 Tainted: G W 6.1.24-syzkaller #0 [ 58.766922][ T4843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 58.769432][ T4843] Workqueue: usb_hub_wq hub_event [ 58.770744][ T4843] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 58.772703][ T4843] pc : media_create_pad_link+0x768/0x8a4 [ 58.774179][ T4843] lr : uvc_mc_register_entities+0x508/0x688 [ 58.775754][ T4843] sp : ffff80001c396790 [ 58.776762][ T4843] x29: ffff80001c3967d0 x28: ffff0000ca7cf000 x27: ffff0000c9ad3200 [ 58.778771][ T4843] x26: ffff0000c9ad31d0 x25: ffff0000c9ad3080 x24: 0000000000000000 [ 58.780699][ T4843] x23: 0000000000000001 x22: ffff0000ca7cf0b8 x21: 0000000000000000 [ 58.782741][ T4843] x20: dfff800000000000 x19: ffff0000ca7cf080 x18: ffffffffffffffff [ 58.784787][ T4843] x17: 74696e6920746f6e x16: ffff800008203558 x15: 0000000000000000 [ 58.786887][ T4843] x14: 1ffff000028400b0 x13: dfff800000000000 x12: 0000000000000001 [ 58.788823][ T4843] x11: 0000000000000001 x10: 0000000000000005 x9 : 0000000000000000 [ 58.790923][ T4843] x8 : 0000000000000000 x7 : ffff80000da0cd44 x6 : 0000000000000000 [ 58.792971][ T4843] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 58.795090][ T4843] x2 : ffff0000c9ad3080 x1 : 0000000000000000 x0 : 00000000ffffffea [ 58.797078][ T4843] Call trace: [ 58.797904][ T4843] media_create_pad_link+0x768/0x8a4 [ 58.799184][ T4843] uvc_mc_register_entities+0x508/0x688 [ 58.800580][ T4843] uvc_register_chains+0x304/0x3c8 [ 58.801922][ T4843] uvc_probe+0x6c70/0x741c [ 58.803135][ T4843] usb_probe_interface+0x3e4/0x810 [ 58.804465][ T4843] really_probe+0x30c/0x8cc [ 58.805516][ T4843] __driver_probe_device+0x218/0x37c [ 58.806861][ T4843] driver_probe_device+0x70/0x2a4 [ 58.808145][ T4843] __device_attach_driver+0x2a4/0x3fc [ 58.809535][ T4843] bus_for_each_drv+0x138/0x19c [ 58.810850][ T4843] __device_attach+0x228/0x3c8 [ 58.812109][ T4843] device_initial_probe+0x14/0x20 [ 58.813289][ T4843] bus_probe_device+0x184/0x190 [ 58.814496][ T4843] device_add+0x68c/0xb94 [ 58.815598][ T4843] usb_set_configuration+0x1274/0x1730 [ 58.817028][ T4843] usb_generic_driver_probe+0x7c/0x114 [ 58.818389][ T4843] usb_probe_device+0xbc/0x1e0 [ 58.819625][ T4843] really_probe+0x30c/0x8cc [ 58.820741][ T4843] __driver_probe_device+0x218/0x37c [ 58.821991][ T4843] driver_probe_device+0x70/0x2a4 [ 58.823282][ T4843] __device_attach_driver+0x2a4/0x3fc [ 58.824633][ T4843] bus_for_each_drv+0x138/0x19c [ 58.825837][ T4843] __device_attach+0x228/0x3c8 [ 58.827049][ T4843] device_initial_probe+0x14/0x20 [ 58.828318][ T4843] bus_probe_device+0x184/0x190 [ 58.829566][ T4843] device_add+0x68c/0xb94 [ 58.830640][ T4843] usb_new_device+0x874/0x1188 [ 58.831835][ T4843] hub_event+0x1c7c/0x37b8 [ 58.832909][ T4843] process_one_work+0x6c4/0x117c [ 58.834041][ T4843] worker_thread+0x7dc/0xe2c [ 58.835224][ T4843] kthread+0x20c/0x288 [ 58.836258][ T4843] ret_from_fork+0x10/0x20 [ 58.837401][ T4843] irq event stamp: 23478 [ 58.838379][ T4843] hardirqs last enabled at (23477): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 58.841017][ T4843] hardirqs last disabled at (23478): [] el1_dbg+0x24/0x80 [ 58.843195][ T4843] softirqs last enabled at (21102): [] __do_softirq+0xc14/0xea0 [ 58.845467][ T4843] softirqs last disabled at (21091): [] ____do_softirq+0x10/0x1c [ 58.847751][ T4843] ---[ end trace 0000000000000000 ]--- [ 58.849657][ T4843] usb 1-1: Failed to create links for entity 255 [ 58.851287][ T4843] usb 1-1: Failed to register entities (-22). [ 58.854086][ T4843] usb 1-1: USB disconnect, device number 5 [ 59.525109][ T4043] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 59.775100][ T4043] usb 1-1: Using ep0 maxpacket: 8 [ 59.895180][ T4043] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 59.975190][ T4043] usb 1-1: New USB device found, idVendor=0bd3, idProduct=0d55, bcdDevice=69.6a [ 59.977478][ T4043] usb 1-1: New USB device strings: Mfr=64, Product=0, SerialNumber=0 [ 59.979367][ T4043] usb 1-1: Manufacturer: syz [ 59.981500][ T4043] usb 1-1: config 0 descriptor?? [ 60.035191][ T4318] Bluetooth: hci0: command 0x0419 tx timeout [ 60.255190][ T4043] usb 1-1: Found UVC 0.00 device (0bd3:0d55) [ 60.257000][ T4043] uvcvideo 1-1:0.0: Entity type for entity Output 255 was not initialized! [ 60.259207][ T4043] ------------[ cut here ]------------ [ 60.260498][ T4043] WARNING: CPU: 1 PID: 4043 at drivers/media/mc/mc-entity.c:1021 media_create_pad_link+0x768/0x8a4 [ 60.263105][ T4043] Modules linked in: [ 60.264101][ T4043] CPU: 1 PID: 4043 Comm: kworker/1:3 Tainted: G W 6.1.24-syzkaller #0 [ 60.266443][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 60.268961][ T4043] Workqueue: usb_hub_wq hub_event [ 60.270284][ T4043] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 60.272347][ T4043] pc : media_create_pad_link+0x768/0x8a4 [ 60.273802][ T4043] lr : uvc_mc_register_entities+0x508/0x688 [ 60.275365][ T4043] sp : ffff80001c216790 [ 60.276422][ T4043] x29: ffff80001c2167d0 x28: ffff0000d19fe800 x27: ffff0000d936ca00 [ 60.278431][ T4043] x26: ffff0000d936c9d0 x25: ffff0000d936c880 x24: 0000000000000000 [ 60.280508][ T4043] x23: 0000000000000001 x22: ffff0000d19fe8b8 x21: 0000000000000000 [ 60.282558][ T4043] x20: dfff800000000000 x19: ffff0000d19fe880 x18: ffffffffffffffff [ 60.284605][ T4043] x17: 74696e6920746f6e x16: ffff800008203558 x15: 0000000000000000 [ 60.286716][ T4043] x14: 1ffff000028400b0 x13: dfff800000000000 x12: 0000000000000001 [ 60.288839][ T4043] x11: 0000000000000001 x10: 0000000000000005 x9 : 0000000000000000 [ 60.290851][ T4043] x8 : 0000000000000000 x7 : ffff80000da0cd44 x6 : 0000000000000000 [ 60.292831][ T4043] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 60.295001][ T4043] x2 : ffff0000d936c880 x1 : 0000000000000000 x0 : 00000000ffffffea [ 60.296978][ T4043] Call trace: [ 60.297791][ T4043] media_create_pad_link+0x768/0x8a4 [ 60.299140][ T4043] uvc_mc_register_entities+0x508/0x688 [ 60.300510][ T4043] uvc_register_chains+0x304/0x3c8 [ 60.301850][ T4043] uvc_probe+0x6c70/0x741c [ 60.302908][ T4043] usb_probe_interface+0x3e4/0x810 [ 60.304156][ T4043] really_probe+0x30c/0x8cc [ 60.305303][ T4043] __driver_probe_device+0x218/0x37c [ 60.306568][ T4043] driver_probe_device+0x70/0x2a4 [ 60.307783][ T4043] __device_attach_driver+0x2a4/0x3fc [ 60.309132][ T4043] bus_for_each_drv+0x138/0x19c [ 60.310279][ T4043] __device_attach+0x228/0x3c8 [ 60.311401][ T4043] device_initial_probe+0x14/0x20 [ 60.312689][ T4043] bus_probe_device+0x184/0x190 [ 60.313796][ T4043] device_add+0x68c/0xb94 [ 60.314781][ T4043] usb_set_configuration+0x1274/0x1730 [ 60.316122][ T4043] usb_generic_driver_probe+0x7c/0x114 [ 60.317455][ T4043] usb_probe_device+0xbc/0x1e0 [ 60.318651][ T4043] really_probe+0x30c/0x8cc [ 60.319712][ T4043] __driver_probe_device+0x218/0x37c [ 60.321004][ T4043] driver_probe_device+0x70/0x2a4 [ 60.322219][ T4043] __device_attach_driver+0x2a4/0x3fc [ 60.323610][ T4043] bus_for_each_drv+0x138/0x19c [ 60.324816][ T4043] __device_attach+0x228/0x3c8 [ 60.325965][ T4043] device_initial_probe+0x14/0x20 [ 60.327255][ T4043] bus_probe_device+0x184/0x190 [ 60.328388][ T4043] device_add+0x68c/0xb94 [ 60.329410][ T4043] usb_new_device+0x874/0x1188 [ 60.330571][ T4043] hub_event+0x1c7c/0x37b8 [ 60.331694][ T4043] process_one_work+0x6c4/0x117c [ 60.332990][ T4043] worker_thread+0x7dc/0xe2c [ 60.334165][ T4043] kthread+0x20c/0x288 [ 60.335181][ T4043] ret_from_fork+0x10/0x20 [ 60.336273][ T4043] irq event stamp: 2191104 [ 60.337355][ T4043] hardirqs last enabled at (2191103): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 60.340132][ T4043] hardirqs last disabled at (2191104): [] el1_dbg+0x24/0x80 [ 60.342329][ T4043] softirqs last enabled at (2188266): [] __fib6_clean_all+0x270/0x370 [ 60.344565][ T4043] softirqs last disabled at (2188260): [] __fib6_clean_all+0x1ac/0x370 [ 60.347026][ T4043] ---[ end trace 0000000000000000 ]--- [ 60.349449][ T4043] usb 1-1: Failed to create links for entity 255 [ 60.350963][ T4043] usb 1-1: Failed to register entities (-22). [ 60.353913][ T4043] usb 1-1: USB disconnect, device number 6 [ 60.995093][ T4843] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 61.245083][ T4843] usb 1-1: Using ep0 maxpacket: 8 [ 61.365170][ T4843] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 61.445122][ T4843] usb 1-1: New USB device found, idVendor=0bd3, idProduct=0d55, bcdDevice=69.6a [ 61.447646][ T4843] usb 1-1: New USB device strings: Mfr=64, Product=0, SerialNumber=0 [ 61.449651][ T4843] usb 1-1: Manufacturer: syz [ 61.452850][ T4843] usb 1-1: config 0 descriptor?? [ 61.725210][ T4843] usb 1-1: Found UVC 0.00 device (0bd3:0d55) [ 61.727002][ T4843] uvcvideo 1-1:0.0: Entity type for entity Output 255 was not initialized! [ 61.729123][ T4843] ------------[ cut here ]------------ [ 61.730424][ T4843] WARNING: CPU: 0 PID: 4843 at drivers/media/mc/mc-entity.c:1021 media_create_pad_link+0x768/0x8a4 [ 61.732982][ T4843] Modules linked in: [ 61.733900][ T4843] CPU: 0 PID: 4843 Comm: kworker/0:4 Tainted: G W 6.1.24-syzkaller #0 [ 61.736231][ T4843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 61.738728][ T4843] Workqueue: usb_hub_wq hub_event [ 61.739953][ T4843] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 61.741897][ T4843] pc : media_create_pad_link+0x768/0x8a4 [ 61.743239][ T4843] lr : uvc_mc_register_entities+0x508/0x688 [ 61.744768][ T4843] sp : ffff80001c396790 [ 61.745821][ T4843] x29: ffff80001c3967d0 x28: ffff0000cbfbe000 x27: ffff0000d0b6f200 [ 61.747786][ T4843] x26: ffff0000d0b6f1d0 x25: ffff0000d0b6f080 x24: 0000000000000000 [ 61.749700][ T4843] x23: 0000000000000001 x22: ffff0000cbfbe0b8 x21: 0000000000000000 [ 61.751639][ T4843] x20: dfff800000000000 x19: ffff0000cbfbe080 x18: ffffffffffffffff [ 61.753652][ T4843] x17: 74696e6920746f6e x16: ffff800008203558 x15: 0000000000000000 [ 61.755755][ T4843] x14: 1ffff000028400b0 x13: dfff800000000000 x12: 0000000000000001 [ 61.757746][ T4843] x11: 0000000000000001 x10: 0000000000000005 x9 : 0000000000000000 [ 61.759642][ T4843] x8 : 0000000000000000 x7 : ffff80000da0cd44 x6 : 0000000000000000 [ 61.761596][ T4843] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 61.763633][ T4843] x2 : ffff0000d0b6f080 x1 : 0000000000000000 x0 : 00000000ffffffea [ 61.765726][ T4843] Call trace: [ 61.766537][ T4843] media_create_pad_link+0x768/0x8a4 [ 61.767773][ T4843] uvc_mc_register_entities+0x508/0x688 [ 61.769142][ T4843] uvc_register_chains+0x304/0x3c8 [ 61.770399][ T4843] uvc_probe+0x6c70/0x741c [ 61.771544][ T4843] usb_probe_interface+0x3e4/0x810 [ 61.772852][ T4843] really_probe+0x30c/0x8cc [ 61.773962][ T4843] __driver_probe_device+0x218/0x37c [ 61.775227][ T4843] driver_probe_device+0x70/0x2a4 [ 61.776499][ T4843] __device_attach_driver+0x2a4/0x3fc [ 61.777689][ T4843] bus_for_each_drv+0x138/0x19c [ 61.778848][ T4843] __device_attach+0x228/0x3c8 [ 61.780037][ T4843] device_initial_probe+0x14/0x20 [ 61.781347][ T4843] bus_probe_device+0x184/0x190 [ 61.782428][ T4843] device_add+0x68c/0xb94 [ 61.783472][ T4843] usb_set_configuration+0x1274/0x1730 [ 61.784732][ T4843] usb_generic_driver_probe+0x7c/0x114 [ 61.786031][ T4843] usb_probe_device+0xbc/0x1e0 [ 61.787167][ T4843] really_probe+0x30c/0x8cc [ 61.788212][ T4843] __driver_probe_device+0x218/0x37c [ 61.789444][ T4843] driver_probe_device+0x70/0x2a4 [ 61.790705][ T4843] __device_attach_driver+0x2a4/0x3fc [ 61.792063][ T4843] bus_for_each_drv+0x138/0x19c [ 61.793260][ T4843] __device_attach+0x228/0x3c8 [ 61.794444][ T4843] device_initial_probe+0x14/0x20 [ 61.795707][ T4843] bus_probe_device+0x184/0x190 [ 61.796986][ T4843] device_add+0x68c/0xb94 [ 61.798099][ T4843] usb_new_device+0x874/0x1188 [ 61.799264][ T4843] hub_event+0x1c7c/0x37b8 [ 61.800402][ T4843] process_one_work+0x6c4/0x117c [ 61.801619][ T4843] worker_thread+0x7dc/0xe2c [ 61.802734][ T4843] kthread+0x20c/0x288 [ 61.803716][ T4843] ret_from_fork+0x10/0x20 [ 61.804785][ T4843] irq event stamp: 31160 [ 61.805810][ T4843] hardirqs last enabled at (31159): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 61.808351][ T4843] hardirqs last disabled at (31160): [] el1_dbg+0x24/0x80 [ 61.810510][ T4843] softirqs last enabled at (28170): [] __do_softirq+0xc14/0xea0 [ 61.812781][ T4843] softirqs last disabled at (28151): [] ____do_softirq+0x10/0x1c [ 61.815090][ T4843] ---[ end trace 0000000000000000 ]--- [ 61.816715][ T4843] usb 1-1: Failed to create links for entity 255 [ 61.818225][ T4843] usb 1-1: Failed to register entities (-22). [ 61.820486][ T4843] usb 1-1: USB disconnect, device number 7 [ 62.485109][ T4843] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 62.725093][ T4843] usb 1-1: Using ep0 maxpacket: 8 [ 62.855138][ T4843] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 62.935125][ T4843] usb 1-1: New USB device found, idVendor=0bd3, idProduct=0d55, bcdDevice=69.6a [ 62.937369][ T4843] usb 1-1: New USB device strings: Mfr=64, Product=0, SerialNumber=0 [ 62.939312][ T4843] usb 1-1: Manufacturer: syz [ 62.941852][ T4843] usb 1-1: config 0 descriptor?? [ 63.215257][ T4843] usb 1-1: Found UVC 0.00 device (0bd3:0d55) [ 63.217176][ T4843] uvcvideo 1-1:0.0: Entity type for entity Output 255 was not initialized! [ 63.219320][ T4843] ------------[ cut here ]------------ [ 63.220662][ T4843] WARNING: CPU: 0 PID: 4843 at drivers/media/mc/mc-entity.c:1021 media_create_pad_link+0x768/0x8a4 [ 63.223160][ T4843] Modules linked in: [ 63.224048][ T4843] CPU: 0 PID: 4843 Comm: kworker/0:4 Tainted: G W 6.1.24-syzkaller #0 [ 63.226228][ T4843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 63.228582][ T4843] Workqueue: usb_hub_wq hub_event [ 63.229818][ T4843] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 63.231690][ T4843] pc : media_create_pad_link+0x768/0x8a4 [ 63.233019][ T4843] lr : uvc_mc_register_entities+0x508/0x688 [ 63.234527][ T4843] sp : ffff80001c396790 [ 63.235576][ T4843] x29: ffff80001c3967d0 x28: ffff0000d8fb8800 x27: ffff0000d9f6a200 [ 63.237445][ T4843] x26: ffff0000d9f6a1d0 x25: ffff0000d9f6a080 x24: 0000000000000000 [ 63.239365][ T4843] x23: 0000000000000001 x22: ffff0000d8fb88b8 x21: 0000000000000000 [ 63.241215][ T4843] x20: dfff800000000000 x19: ffff0000d8fb8880 x18: ffffffffffffffff [ 63.243141][ T4843] x17: 74696e6920746f6e x16: ffff800008203558 x15: 0000000000000000 [ 63.245083][ T4843] x14: 1ffff000028400b0 x13: dfff800000000000 x12: 0000000000000001 [ 63.247047][ T4843] x11: 0000000000000001 x10: 0000000000000005 x9 : 0000000000000000 [ 63.249060][ T4843] x8 : 0000000000000000 x7 : ffff80000da0cd44 x6 : 0000000000000000 [ 63.251138][ T4843] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 63.253177][ T4843] x2 : ffff0000d9f6a080 x1 : 0000000000000000 x0 : 00000000ffffffea [ 63.255200][ T4843] Call trace: [ 63.256008][ T4843] media_create_pad_link+0x768/0x8a4 [ 63.257260][ T4843] uvc_mc_register_entities+0x508/0x688 [ 63.258613][ T4843] uvc_register_chains+0x304/0x3c8 [ 63.259858][ T4843] uvc_probe+0x6c70/0x741c [ 63.260966][ T4843] usb_probe_interface+0x3e4/0x810 [ 63.262233][ T4843] really_probe+0x30c/0x8cc [ 63.263275][ T4843] __driver_probe_device+0x218/0x37c [ 63.264541][ T4843] driver_probe_device+0x70/0x2a4 [ 63.265788][ T4843] __device_attach_driver+0x2a4/0x3fc [ 63.267113][ T4843] bus_for_each_drv+0x138/0x19c [ 63.268304][ T4843] __device_attach+0x228/0x3c8 [ 63.269464][ T4843] device_initial_probe+0x14/0x20 [ 63.270708][ T4843] bus_probe_device+0x184/0x190 [ 63.271866][ T4843] device_add+0x68c/0xb94 [ 63.272903][ T4843] usb_set_configuration+0x1274/0x1730 [ 63.274219][ T4843] usb_generic_driver_probe+0x7c/0x114 [ 63.275619][ T4843] usb_probe_device+0xbc/0x1e0 [ 63.276787][ T4843] really_probe+0x30c/0x8cc [ 63.277900][ T4843] __driver_probe_device+0x218/0x37c [ 63.279230][ T4843] driver_probe_device+0x70/0x2a4 [ 63.280538][ T4843] __device_attach_driver+0x2a4/0x3fc [ 63.281839][ T4843] bus_for_each_drv+0x138/0x19c [ 63.283031][ T4843] __device_attach+0x228/0x3c8 [ 63.284161][ T4843] device_initial_probe+0x14/0x20 [ 63.285391][ T4843] bus_probe_device+0x184/0x190 [ 63.286532][ T4843] device_add+0x68c/0xb94 [ 63.287556][ T4843] usb_new_device+0x874/0x1188 [ 63.288734][ T4843] hub_event+0x1c7c/0x37b8 [ 63.289834][ T4843] process_one_work+0x6c4/0x117c [ 63.291004][ T4843] worker_thread+0x7dc/0xe2c [ 63.292189][ T4843] kthread+0x20c/0x288 [ 63.293257][ T4843] ret_from_fork+0x10/0x20 [ 63.294418][ T4843] irq event stamp: 37164 [ 63.295648][ T4843] hardirqs last enabled at (37163): [] _raw_spin_unlock_irqrestore+0x48/0xac [ 63.298235][ T4843] hardirqs last disabled at (37164): [] el1_dbg+0x24/0x80 [ 63.300464][ T4843] softirqs last enabled at (37140): [] __do_softirq+0xc14/0xea0 [ 63.302948][ T4843] softirqs last disabled at (37049): [] ____do_softirq+0x10/0x1c [ 63.305221][ T4843] ---[ end trace 0000000000000000 ]--- [ 63.306822][ T4843] usb 1-1: Failed to create links for entity 255 [ 63.308352][ T4843] usb 1-1: Failed to register entities (-22). [ 63.310644][ T4843] usb 1-1: USB disconnect, device number 8 1970/01/01 00:01:03 executed programs: 7 [ 63.955097][ T4843] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 64.195103][ T4843] usb 1-1: Using ep0 maxpacket: 8