Warning: Permanently added '10.128.0.49' (ED25519) to the list of known hosts. 1970/01/01 00:00:59 parsed 1 programs [ 60.859542][ T6882] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 64.484567][ T2428] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.484616][ T2428] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.488079][ T10] cfg80211: failed to load regulatory.db [ 68.508158][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.509423][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.520776][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.522206][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.804790][ T6921] chnl_net:caif_netlink_parms(): no params data found [ 68.825326][ T6921] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.825405][ T6921] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.825453][ T6921] bridge_slave_0: entered allmulticast mode [ 68.825854][ T6921] bridge_slave_0: entered promiscuous mode [ 68.826545][ T6921] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.826575][ T6921] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.826614][ T6921] bridge_slave_1: entered allmulticast mode [ 68.826989][ T6921] bridge_slave_1: entered promiscuous mode [ 68.837129][ T6921] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.837957][ T6921] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.918895][ T6921] team0: Port device team_slave_0 added [ 68.920897][ T6921] team0: Port device team_slave_1 added [ 68.927811][ T6921] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.928024][ T6921] 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. [ 68.928044][ T6921] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.928581][ T6921] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.928588][ T6921] 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. [ 68.928601][ T6921] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.947168][ T6921] hsr_slave_0: entered promiscuous mode [ 68.947425][ T6921] hsr_slave_1: entered promiscuous mode [ 69.303954][ T6921] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.306458][ T6921] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.309048][ T6921] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.314639][ T6921] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.325337][ T6921] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.325390][ T6921] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.325461][ T6921] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.325485][ T6921] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.343139][ T6921] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.345777][ T6921] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.348511][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.349895][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.361152][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.361199][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.361483][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.361498][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.436740][ T6921] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.447751][ T6921] veth0_vlan: entered promiscuous mode [ 69.460660][ T6921] veth1_vlan: entered promiscuous mode [ 69.466226][ T6921] veth0_macvtap: entered promiscuous mode [ 69.467134][ T6921] veth1_macvtap: entered promiscuous mode [ 69.473712][ T6921] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.477429][ T6921] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.483875][ T14] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.483968][ T14] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.483986][ T14] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.483998][ T14] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.697323][ T14] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.750419][ T14] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.797706][ T14] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.838976][ T14] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.037181][ T6573] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 70.038938][ T6573] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 70.039204][ T6573] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 70.039604][ T6573] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 70.039792][ T6573] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:01:10 executed programs: 0 [ 70.305354][ T6573] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 70.305697][ T6573] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 70.305856][ T6573] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 70.306180][ T6573] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 70.306385][ T6573] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 70.369017][ T7114] chnl_net:caif_netlink_parms(): no params data found [ 70.399666][ T7114] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.401268][ T7114] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.402555][ T7114] bridge_slave_0: entered allmulticast mode [ 70.404090][ T7114] bridge_slave_0: entered promiscuous mode [ 70.406841][ T7114] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.408222][ T7114] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.409489][ T7114] bridge_slave_1: entered allmulticast mode [ 70.412512][ T7114] bridge_slave_1: entered promiscuous mode [ 70.423118][ T7114] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.425717][ T7114] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.437778][ T7114] team0: Port device team_slave_0 added [ 70.439603][ T7114] team0: Port device team_slave_1 added [ 70.447352][ T7114] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.448641][ T7114] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 70.453263][ T7114] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.454169][ T7114] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.454177][ T7114] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 70.454191][ T7114] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.475088][ T7114] hsr_slave_0: entered promiscuous mode [ 70.476453][ T7114] hsr_slave_1: entered promiscuous mode [ 70.477709][ T7114] debugfs: 'hsr0' already exists in 'hsr' [ 70.478712][ T7114] Cannot create hsr debugfs directory [ 72.320042][ T6573] Bluetooth: hci0: command tx timeout [ 73.299643][ T14] bridge_slave_1: left allmulticast mode [ 73.299674][ T14] bridge_slave_1: left promiscuous mode [ 73.299771][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.303256][ T14] bridge_slave_0: left allmulticast mode [ 73.303279][ T14] bridge_slave_0: left promiscuous mode [ 73.303397][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.423605][ T14] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 73.442046][ T14] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 73.480835][ T14] bond0 (unregistering): Released all slaves [ 73.543573][ T14] hsr_slave_0: left promiscuous mode [ 73.544896][ T14] hsr_slave_1: left promiscuous mode [ 73.545161][ T14] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 73.545172][ T14] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 73.548303][ T14] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 73.548330][ T14] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 73.556665][ T14] veth1_macvtap: left promiscuous mode [ 73.556722][ T14] veth0_macvtap: left promiscuous mode [ 73.556773][ T14] veth1_vlan: left promiscuous mode [ 73.557055][ T14] veth0_vlan: left promiscuous mode [ 73.669428][ T14] team0 (unregistering): Port device team_slave_1 removed [ 73.676524][ T14] team0 (unregistering): Port device team_slave_0 removed [ 74.025847][ T7114] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.030144][ T7114] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.032853][ T7114] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.036637][ T7114] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.103192][ T7114] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.107882][ T7114] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.109674][ T1996] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.109708][ T1996] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.111627][ T41] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.111645][ T41] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.257433][ T7114] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.269790][ T7114] veth0_vlan: entered promiscuous mode [ 74.276505][ T7114] veth1_vlan: entered promiscuous mode [ 74.289268][ T7114] veth0_macvtap: entered promiscuous mode [ 74.291503][ T7114] veth1_macvtap: entered promiscuous mode [ 74.299181][ T7114] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.303029][ T7114] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.309462][ T14] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.309720][ T14] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.309823][ T14] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.309900][ T14] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.352391][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.354100][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.359311][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.360184][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.400398][ T6573] Bluetooth: hci0: command tx timeout [ 74.620946][ T6726] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 74.780052][ T6726] usb 1-1: Using ep0 maxpacket: 8 [ 74.782187][ T6726] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 74.782421][ T6726] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 74.784209][ T6726] usb 1-1: config 0 descriptor?? [ 74.987251][ T6726] ** replaying previous printk message ** [ 74.987251][ T6726] usb 1-1: string descriptor 0 read error: -71 [ 74.987310][ T6726] usb 1-1: Found UVC 0.00 device (2833:0201) [ 74.987341][ T6726] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 74.987407][ T6726] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 74.987606][ T6726] ------------[ cut here ]------------ [ 74.987609][ T6726] WARNING: CPU: 1 PID: 6726 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 74.995062][ T6726] Modules linked in: [ 74.995651][ T6726] CPU: 1 UID: 0 PID: 6726 Comm: kworker/1:4 Not tainted syzkaller #0 PREEMPT [ 74.996943][ T6726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.998550][ T6726] Workqueue: usb_hub_wq hub_event [ 74.999366][ T6726] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 75.000712][ T6726] pc : media_create_pad_link+0x8a8/0xa14 [ 75.001608][ T6726] lr : media_create_pad_link+0x8a8/0xa14 [ 75.002547][ T6726] sp : ffff80009cda6840 [ 75.003201][ T6726] x29: ffff80009cda68a0 x28: ffff0000cd568880 x27: ffff0000cd568880 [ 75.004442][ T6726] x26: 0000000000000003 x25: ffff0000cd568a08 x24: ffff0000cd5688c8 [ 75.005779][ T6726] x23: 0000000000000001 x22: ffff0000cd568a90 x21: 0000000000000000 [ 75.007007][ T6726] x20: dfff800000000000 x19: 0000000000000001 x18: 00000000ffffffff [ 75.008143][ T6726] x17: ffff800093605000 x16: ffff8000805381bc x15: 0000000000000001 [ 75.009586][ T6726] x14: 1fffe0001b5ad087 x13: 0000000000000000 x12: 0000000000000000 [ 75.011014][ T6726] x11: ffff60001b5ad088 x10: 0000000000ff0100 x9 : 0000000000000000 [ 75.012387][ T6726] x8 : ffff0000cdc89e80 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 75.013716][ T6726] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 75.015007][ T6726] x2 : ffff0000cd568880 x1 : 0000000000000000 x0 : 0000000000000000 [ 75.016405][ T6726] Call trace: [ 75.016975][ T6726] media_create_pad_link+0x8a8/0xa14 (P) [ 75.017914][ T6726] uvc_mc_register_entities+0x628/0x874 [ 75.018715][ T6726] uvc_register_chains+0x370/0x468 [ 75.019479][ T6726] uvc_probe+0x775c/0x8120 [ 75.020110][ T6726] usb_probe_interface+0x5a4/0xaac [ 75.020894][ T6726] really_probe+0x3b4/0x944 [ 75.021528][ T6726] __driver_probe_device+0x180/0x2d4 [ 75.022366][ T6726] driver_probe_device+0x78/0x330 [ 75.023107][ T6726] __device_attach_driver+0x290/0x4e0 [ 75.023909][ T6726] bus_for_each_drv+0x220/0x2b4 [ 75.024736][ T6726] __device_attach+0x26c/0x388 [ 75.025510][ T6726] device_initial_probe+0x24/0x34 [ 75.026309][ T6726] bus_probe_device+0x178/0x240 [ 75.027061][ T6726] device_add+0x71c/0xa60 [ 75.027764][ T6726] usb_set_configuration+0x1640/0x1bac [ 75.028741][ T6726] usb_generic_driver_probe+0x8c/0x144 [ 75.029615][ T6726] usb_probe_device+0x1a4/0x348 [ 75.030425][ T6726] really_probe+0x3b4/0x944 [ 75.031141][ T6726] __driver_probe_device+0x180/0x2d4 [ 75.031969][ T6726] driver_probe_device+0x78/0x330 [ 75.032829][ T6726] __device_attach_driver+0x290/0x4e0 [ 75.033667][ T6726] bus_for_each_drv+0x220/0x2b4 [ 75.034425][ T6726] __device_attach+0x26c/0x388 [ 75.035215][ T6726] device_initial_probe+0x24/0x34 [ 75.036046][ T6726] bus_probe_device+0x178/0x240 [ 75.036837][ T6726] device_add+0x71c/0xa60 [ 75.037565][ T6726] usb_new_device+0x7f0/0x123c [ 75.038389][ T6726] hub_event+0x211c/0x3c78 [ 75.039148][ T6726] process_one_work+0x7e8/0x155c [ 75.039980][ T6726] worker_thread+0x958/0xed8 [ 75.040741][ T6726] kthread+0x5fc/0x75c [ 75.041409][ T6726] ret_from_fork+0x10/0x20 [ 75.042180][ T6726] irq event stamp: 53190 [ 75.042879][ T6726] hardirqs last enabled at (53189): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 75.044463][ T6726] hardirqs last disabled at (53190): [] el1_brk64+0x20/0x54 [ 75.045945][ T6726] softirqs last enabled at (53072): [] handle_softirqs+0xaf8/0xc88 [ 75.047555][ T6726] softirqs last disabled at (53063): [] __do_softirq+0x14/0x20 [ 75.049063][ T6726] ---[ end trace 0000000000000000 ]--- [ 75.050757][ T6726] usb 1-1: Failed to create links for entity 1 [ 75.050784][ T6726] usb 1-1: Failed to register entities (-22). [ 75.054233][ T6726] usb 1-1: USB disconnect, device number 2 1970/01/01 00:01:15 executed programs: 3 [ 75.740453][ T6559] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 75.890041][ T6559] usb 1-1: Using ep0 maxpacket: 8 [ 75.891765][ T6559] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 75.891785][ T6559] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 75.893384][ T6559] usb 1-1: config 0 descriptor?? [ 76.096789][ T6559] usb 1-1: string descriptor 0 read error: -71 [ 76.096835][ T6559] usb 1-1: Found UVC 0.00 device (2833:0201) [ 76.096875][ T6559] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 76.096895][ T6559] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 76.097091][ T6559] ------------[ cut here ]------------ [ 76.097096][ T6559] WARNING: CPU: 0 PID: 6559 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 76.104679][ T6559] Modules linked in: [ 76.105321][ T6559] CPU: 0 UID: 0 PID: 6559 Comm: kworker/0:3 Tainted: G W syzkaller #0 PREEMPT [ 76.107038][ T6559] Tainted: [W]=WARN [ 76.107679][ T6559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.109350][ T6559] Workqueue: usb_hub_wq hub_event [ 76.110178][ T6559] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.111478][ T6559] pc : media_create_pad_link+0x8a8/0xa14 [ 76.112403][ T6559] lr : media_create_pad_link+0x8a8/0xa14 [ 76.113331][ T6559] sp : ffff80009efb6840 [ 76.114013][ T6559] x29: ffff80009efb68a0 x28: ffff0000c2420880 x27: ffff0000c2420880 [ 76.115341][ T6559] x26: 0000000000000003 x25: ffff0000c2420a08 x24: ffff0000c24208c8 [ 76.116664][ T6559] x23: 0000000000000001 x22: ffff0000c2420a90 x21: 0000000000000000 [ 76.118024][ T6559] x20: dfff800000000000 x19: 0000000000000001 x18: 1fffe00033771c88 [ 76.119299][ T6559] x17: ffff80008f85e000 x16: ffff8000805381bc x15: 0000000000000001 [ 76.120612][ T6559] x14: 1fffe00019202e87 x13: 0000000000000000 x12: 0000000000000000 [ 76.121933][ T6559] x11: ffff600019202e88 x10: 0000000000ff0100 x9 : 0000000000000000 [ 76.123295][ T6559] x8 : ffff0000cdce9e80 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 76.124613][ T6559] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 76.125943][ T6559] x2 : ffff0000c2420880 x1 : 0000000000000000 x0 : 0000000000000000 [ 76.127209][ T6559] Call trace: [ 76.127697][ T6559] media_create_pad_link+0x8a8/0xa14 (P) [ 76.128557][ T6559] uvc_mc_register_entities+0x628/0x874 [ 76.129364][ T6559] uvc_register_chains+0x370/0x468 [ 76.130147][ T6559] uvc_probe+0x775c/0x8120 [ 76.130792][ T6559] usb_probe_interface+0x5a4/0xaac [ 76.131467][ T6559] really_probe+0x3b4/0x944 [ 76.132216][ T6559] __driver_probe_device+0x180/0x2d4 [ 76.133072][ T6559] driver_probe_device+0x78/0x330 [ 76.133845][ T6559] __device_attach_driver+0x290/0x4e0 [ 76.134687][ T6559] bus_for_each_drv+0x220/0x2b4 [ 76.135452][ T6559] __device_attach+0x26c/0x388 [ 76.136201][ T6559] device_initial_probe+0x24/0x34 [ 76.137033][ T6559] bus_probe_device+0x178/0x240 [ 76.137826][ T6559] device_add+0x71c/0xa60 [ 76.138516][ T6559] usb_set_configuration+0x1640/0x1bac [ 76.139363][ T6559] usb_generic_driver_probe+0x8c/0x144 [ 76.140263][ T6559] usb_probe_device+0x1a4/0x348 [ 76.141045][ T6559] really_probe+0x3b4/0x944 [ 76.141720][ T6559] __driver_probe_device+0x180/0x2d4 [ 76.142543][ T6559] driver_probe_device+0x78/0x330 [ 76.143295][ T6559] __device_attach_driver+0x290/0x4e0 [ 76.144107][ T6559] bus_for_each_drv+0x220/0x2b4 [ 76.144854][ T6559] __device_attach+0x26c/0x388 [ 76.145576][ T6559] device_initial_probe+0x24/0x34 [ 76.146331][ T6559] bus_probe_device+0x178/0x240 [ 76.147106][ T6559] device_add+0x71c/0xa60 [ 76.147848][ T6559] usb_new_device+0x7f0/0x123c [ 76.148629][ T6559] hub_event+0x211c/0x3c78 [ 76.149378][ T6559] process_one_work+0x7e8/0x155c [ 76.150109][ T6559] worker_thread+0x958/0xed8 [ 76.150811][ T6559] kthread+0x5fc/0x75c [ 76.151414][ T6559] ret_from_fork+0x10/0x20 [ 76.152033][ T6559] irq event stamp: 62730 [ 76.152694][ T6559] hardirqs last enabled at (62729): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 76.154397][ T6559] hardirqs last disabled at (62730): [] el1_brk64+0x20/0x54 [ 76.155840][ T6559] softirqs last enabled at (60638): [] handle_softirqs+0xaf8/0xc88 [ 76.157409][ T6559] softirqs last disabled at (60629): [] __do_softirq+0x14/0x20 [ 76.158894][ T6559] ---[ end trace 0000000000000000 ]--- [ 76.160784][ T6559] usb 1-1: Failed to create links for entity 1 [ 76.160806][ T6559] usb 1-1: Failed to register entities (-22). [ 76.162968][ T6559] usb 1-1: USB disconnect, device number 3 [ 76.480050][ T6573] Bluetooth: hci0: command tx timeout [ 76.840045][ T6559] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 76.990042][ T6559] usb 1-1: Using ep0 maxpacket: 8 [ 76.991298][ T6559] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 76.991577][ T6559] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.992912][ T6559] usb 1-1: config 0 descriptor?? [ 77.194661 ** replaying previous printk message ** [ 77.194661][ T6559] usb 1-1: string descriptor 0 read error: -71 [ 77.194714][ T6559] usb 1-1: Found UVC 0.00 device (2833:0201) [ 77.194757][ T6559] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 77.194776][ T6559] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 77.194983][ T6559] ------------[ cut here ]------------ [ 77.194986][ T6559] WARNING: CPU: 0 PID: 6559 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 77.202925][ T6559] Modules linked in: [ 77.203583][ T6559] CPU: 0 UID: 0 PID: 6559 Comm: kworker/0:3 Tainted: G W syzkaller #0 PREEMPT [ 77.205355][ T6559] Tainted: [W]=WARN [ 77.206026][ T6559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.207710][ T6559] Workqueue: usb_hub_wq hub_event [ 77.208512][ T6559] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.209736][ T6559] pc : media_create_pad_link+0x8a8/0xa14 [ 77.210597][ T6559] lr : media_create_pad_link+0x8a8/0xa14 [ 77.211487][ T6559] sp : ffff80009efb6840 [ 77.212174][ T6559] x29: ffff80009efb68a0 x28: ffff0000d4a78880 x27: ffff0000d4a78880 [ 77.213602][ T6559] x26: 0000000000000003 x25: ffff0000d4a78a08 x24: ffff0000d4a788c8 [ 77.214937][ T6559] x23: 0000000000000001 x22: ffff0000d4a78a90 x21: 0000000000000000 [ 77.216290][ T6559] x20: dfff800000000000 x19: 0000000000000001 x18: 1fffe00033771c88 [ 77.217545][ T6559] x17: ffff80008f85e000 x16: ffff8000805381bc x15: 0000000000000001 [ 77.218832][ T6559] x14: 1fffe0001a2d1287 x13: 0000000000000000 x12: 0000000000000000 [ 77.220168][ T6559] x11: ffff60001a2d1288 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.221505][ T6559] x8 : ffff0000cdce9e80 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 77.222848][ T6559] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 77.224169][ T6559] x2 : ffff0000d4a78880 x1 : 0000000000000000 x0 : 0000000000000000 [ 77.225504][ T6559] Call trace: [ 77.226038][ T6559] media_create_pad_link+0x8a8/0xa14 (P) [ 77.226908][ T6559] uvc_mc_register_entities+0x628/0x874 [ 77.227853][ T6559] uvc_register_chains+0x370/0x468 [ 77.228712][ T6559] uvc_probe+0x775c/0x8120 [ 77.229470][ T6559] usb_probe_interface+0x5a4/0xaac [ 77.230307][ T6559] really_probe+0x3b4/0x944 [ 77.231038][ T6559] __driver_probe_device+0x180/0x2d4 [ 77.231945][ T6559] driver_probe_device+0x78/0x330 [ 77.232825][ T6559] __device_attach_driver+0x290/0x4e0 [ 77.233756][ T6559] bus_for_each_drv+0x220/0x2b4 [ 77.234582][ T6559] __device_attach+0x26c/0x388 [ 77.235390][ T6559] device_initial_probe+0x24/0x34 [ 77.236287][ T6559] bus_probe_device+0x178/0x240 [ 77.237037][ T6559] device_add+0x71c/0xa60 [ 77.237699][ T6559] usb_set_configuration+0x1640/0x1bac [ 77.238548][ T6559] usb_generic_driver_probe+0x8c/0x144 [ 77.239455][ T6559] usb_probe_device+0x1a4/0x348 [ 77.240236][ T6559] really_probe+0x3b4/0x944 [ 77.240954][ T6559] __driver_probe_device+0x180/0x2d4 [ 77.241836][ T6559] driver_probe_device+0x78/0x330 [ 77.242602][ T6559] __device_attach_driver+0x290/0x4e0 [ 77.243458][ T6559] bus_for_each_drv+0x220/0x2b4 [ 77.244221][ T6559] __device_attach+0x26c/0x388 [ 77.245050][ T6559] device_initial_probe+0x24/0x34 [ 77.245809][ T6559] bus_probe_device+0x178/0x240 [ 77.246577][ T6559] device_add+0x71c/0xa60 [ 77.247272][ T6559] usb_new_device+0x7f0/0x123c [ 77.248000][ T6559] hub_event+0x211c/0x3c78 [ 77.248749][ T6559] process_one_work+0x7e8/0x155c [ 77.249562][ T6559] worker_thread+0x958/0xed8 [ 77.250277][ T6559] kthread+0x5fc/0x75c [ 77.250903][ T6559] ret_from_fork+0x10/0x20 [ 77.251867][ T6559] irq event stamp: 67198 [ 77.252511][ T6559] hardirqs last enabled at (67197): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 77.254160][ T6559] hardirqs last disabled at (67198): [] el1_brk64+0x20/0x54 [ 77.255474][ T6559] softirqs last enabled at (64624): [] handle_softirqs+0xaf8/0xc88 [ 77.256863][ T6559] softirqs last disabled at (64591): [] __do_softirq+0x14/0x20 [ 77.258325][ T6559] ---[ end trace 0000000000000000 ]--- [ 77.259298][ T6559] usb 1-1: Failed to create links for entity 1 [ 77.259325][ T6559] usb 1-1: Failed to register entities (-22). [ 77.261550][ T6559] usb 1-1: USB disconnect, device number 4 [ 77.950039][ T6726] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 78.100029][ T6726] usb 1-1: Using ep0 maxpacket: 8 [ 78.101288][ T6726] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 78.101431][ T6726] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.102582][ T6726] usb 1-1: config 0 descriptor?? [ 78.306173][ T6 ** replaying previous printk message ** [ 78.306173][ T6726] usb 1-1: string descriptor 0 read error: -71 [ 78.306217][ T6726] usb 1-1: Found UVC 0.00 device (2833:0201) [ 78.306260][ T6726] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 78.306278][ T6726] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 78.306484][ T6726] ------------[ cut here ]------------ [ 78.306488][ T6726] WARNING: CPU: 1 PID: 6726 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 78.313914][ T6726] Modules linked in: [ 78.314696][ T6726] CPU: 1 UID: 0 PID: 6726 Comm: kworker/1:4 Tainted: G W syzkaller #0 PREEMPT [ 78.316514][ T6726] Tainted: [W]=WARN [ 78.317166][ T6726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.318816][ T6726] Workqueue: usb_hub_wq hub_event [ 78.319685][ T6726] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.320866][ T6726] pc : media_create_pad_link+0x8a8/0xa14 [ 78.321722][ T6726] lr : media_create_pad_link+0x8a8/0xa14 [ 78.322620][ T6726] sp : ffff80009cda6840 [ 78.323262][ T6726] x29: ffff80009cda68a0 x28: ffff0000c2c0c880 x27: ffff0000c2c0c880 [ 78.324474][ T6726] x26: 0000000000000003 x25: ffff0000c2c0ca08 x24: ffff0000c2c0c8c8 [ 78.325639][ T6726] x23: 0000000000000001 x22: ffff0000c2c0ca90 x21: 0000000000000000 [ 78.326845][ T6726] x20: dfff800000000000 x19: 0000000000000001 x18: 1fffe00033776488 [ 78.328123][ T6726] x17: ffff80010c40c000 x16: ffff8000805381bc x15: 0000000000000001 [ 78.329409][ T6726] x14: 1fffe0001b4df087 x13: 0000000000000000 x12: 0000000000000000 [ 78.330587][ T6726] x11: ffff60001b4df088 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.331913][ T6726] x8 : ffff0000cdc89e80 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 78.333279][ T6726] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 78.334680][ T6726] x2 : ffff0000c2c0c880 x1 : 0000000000000000 x0 : 0000000000000000 [ 78.336064][ T6726] Call trace: [ 78.336617][ T6726] media_create_pad_link+0x8a8/0xa14 (P) [ 78.337577][ T6726] uvc_mc_register_entities+0x628/0x874 [ 78.338440][ T6726] uvc_register_chains+0x370/0x468 [ 78.339266][ T6726] uvc_probe+0x775c/0x8120 [ 78.339926][ T6726] usb_probe_interface+0x5a4/0xaac [ 78.340694][ T6726] really_probe+0x3b4/0x944 [ 78.341444][ T6726] __driver_probe_device+0x180/0x2d4 [ 78.342340][ T6726] driver_probe_device+0x78/0x330 [ 78.343203][ T6726] __device_attach_driver+0x290/0x4e0 [ 78.344086][ T6726] bus_for_each_drv+0x220/0x2b4 [ 78.344892][ T6726] __device_attach+0x26c/0x388 [ 78.345631][ T6726] device_initial_probe+0x24/0x34 [ 78.346383][ T6726] bus_probe_device+0x178/0x240 [ 78.347144][ T6726] device_add+0x71c/0xa60 [ 78.347853][ T6726] usb_set_configuration+0x1640/0x1bac [ 78.348720][ T6726] usb_generic_driver_probe+0x8c/0x144 [ 78.349656][ T6726] usb_probe_device+0x1a4/0x348 [ 78.350366][ T6726] really_probe+0x3b4/0x944 [ 78.351109][ T6726] __driver_probe_device+0x180/0x2d4 [ 78.351980][ T6726] driver_probe_device+0x78/0x330 [ 78.352827][ T6726] __device_attach_driver+0x290/0x4e0 [ 78.353714][ T6726] bus_for_each_drv+0x220/0x2b4 [ 78.354566][ T6726] __device_attach+0x26c/0x388 [ 78.355374][ T6726] device_initial_probe+0x24/0x34 [ 78.356211][ T6726] bus_probe_device+0x178/0x240 [ 78.357038][ T6726] device_add+0x71c/0xa60 [ 78.357786][ T6726] usb_new_device+0x7f0/0x123c [ 78.358596][ T6726] hub_event+0x211c/0x3c78 [ 78.359263][ T6726] process_one_work+0x7e8/0x155c [ 78.360075][ T6726] worker_thread+0x958/0xed8 [ 78.360799][ T6726] kthread+0x5fc/0x75c [ 78.361428][ T6726] ret_from_fork+0x10/0x20 [ 78.362176][ T6726] irq event stamp: 59452 [ 78.362852][ T6726] hardirqs last enabled at (59451): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 78.364546][ T6726] hardirqs last disabled at (59452): [] el1_brk64+0x20/0x54 [ 78.366007][ T6726] softirqs last enabled at (56910): [] local_bh_enable+0x10/0x34 [ 78.367615][ T6726] softirqs last disabled at (56908): [] local_bh_disable+0x10/0x34 [ 78.369130][ T6726] ---[ end trace 0000000000000000 ]--- [ 78.371568][ T6726] usb 1-1: Failed to create links for entity 1 [ 78.371601][ T6726] usb 1-1: Failed to register entities (-22). [ 78.373325][ T6726] usb 1-1: USB disconnect, device number 5 [ 78.560035][ T6573] Bluetooth: hci0: command tx timeout [ 79.060074][ T6726] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 79.210029][ T6726] usb 1-1: Using ep0 maxpacket: 8 [ 79.213726][ T6726] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 79.213748][ T6726] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 79.215139][ T6726] usb 1-1: config 0 descriptor?? [ 79.418345][ T6 ** replaying previous printk message ** [ 79.418345][ T6726] usb 1-1: string descriptor 0 read error: -71 [ 79.418402][ T6726] usb 1-1: Found UVC 0.00 device (2833:0201) [ 79.418432][ T6726] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 79.418449][ T6726] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 79.418651][ T6726] ------------[ cut here ]------------ [ 79.418655][ T6726] WARNING: CPU: 1 PID: 6726 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 79.426317][ T6726] Modules linked in: [ 79.426910][ T6726] CPU: 1 UID: 0 PID: 6726 Comm: kworker/1:4 Tainted: G W syzkaller #0 PREEMPT [ 79.428435][ T6726] Tainted: [W]=WARN [ 79.428997][ T6726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.430549][ T6726] Workqueue: usb_hub_wq hub_event [ 79.431337][ T6726] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.432491][ T6726] pc : media_create_pad_link+0x8a8/0xa14 [ 79.433289][ T6726] lr : media_create_pad_link+0x8a8/0xa14 [ 79.434115][ T6726] sp : ffff80009cda6840 [ 79.434733][ T6726] x29: ffff80009cda68a0 x28: ffff0000c6234080 x27: ffff0000c6234080 [ 79.435876][ T6726] x26: 0000000000000003 x25: ffff0000c6234208 x24: ffff0000c62340c8 [ 79.437081][ T6726] x23: 0000000000000001 x22: ffff0000c6234290 x21: 0000000000000000 [ 79.438306][ T6726] x20: dfff800000000000 x19: 0000000000000001 x18: 1fffe00033776488 [ 79.439499][ T6726] x17: ffff80008f85e000 x16: ffff8000805381bc x15: 0000000000000001 [ 79.440699][ T6726] x14: 1fffe0001bd4b487 x13: 0000000000000000 x12: 0000000000000000 [ 79.441813][ T6726] x11: ffff60001bd4b488 x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.443005][ T6726] x8 : ffff0000cdc89e80 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 79.444227][ T6726] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 79.445324][ T6726] x2 : ffff0000c6234080 x1 : 0000000000000000 x0 : 0000000000000000 [ 79.446533][ T6726] Call trace: [ 79.447044][ T6726] media_create_pad_link+0x8a8/0xa14 (P) [ 79.448014][ T6726] uvc_mc_register_entities+0x628/0x874 [ 79.448895][ T6726] uvc_register_chains+0x370/0x468 [ 79.449787][ T6726] uvc_probe+0x775c/0x8120 [ 79.450461][ T6726] usb_probe_interface+0x5a4/0xaac [ 79.451337][ T6726] really_probe+0x3b4/0x944 [ 79.452056][ T6726] __driver_probe_device+0x180/0x2d4 [ 79.452931][ T6726] driver_probe_device+0x78/0x330 [ 79.453771][ T6726] __device_attach_driver+0x290/0x4e0 [ 79.454633][ T6726] bus_for_each_drv+0x220/0x2b4 [ 79.455382][ T6726] __device_attach+0x26c/0x388 [ 79.456127][ T6726] device_initial_probe+0x24/0x34 [ 79.457038][ T6726] bus_probe_device+0x178/0x240 [ 79.457816][ T6726] device_add+0x71c/0xa60 [ 79.458552][ T6726] usb_set_configuration+0x1640/0x1bac [ 79.459497][ T6726] usb_generic_driver_probe+0x8c/0x144 [ 79.460377][ T6726] usb_probe_device+0x1a4/0x348 [ 79.461112][ T6726] really_probe+0x3b4/0x944 [ 79.461825][ T6726] __driver_probe_device+0x180/0x2d4 [ 79.462676][ T6726] driver_probe_device+0x78/0x330 [ 79.463536][ T6726] __device_attach_driver+0x290/0x4e0 [ 79.464347][ T6726] bus_for_each_drv+0x220/0x2b4 [ 79.465147][ T6726] __device_attach+0x26c/0x388 [ 79.465977][ T6726] device_initial_probe+0x24/0x34 [ 79.466778][ T6726] bus_probe_device+0x178/0x240 [ 79.467548][ T6726] device_add+0x71c/0xa60 [ 79.468237][ T6726] usb_new_device+0x7f0/0x123c [ 79.469000][ T6726] hub_event+0x211c/0x3c78 [ 79.469732][ T6726] process_one_work+0x7e8/0x155c [ 79.470546][ T6726] worker_thread+0x958/0xed8 [ 79.471250][ T6726] kthread+0x5fc/0x75c [ 79.471880][ T6726] ret_from_fork+0x10/0x20 [ 79.472544][ T6726] irq event stamp: 64702 [ 79.473179][ T6726] hardirqs last enabled at (64701): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 79.474758][ T6726] hardirqs last disabled at (64702): [] el1_brk64+0x20/0x54 [ 79.476162][ T6726] softirqs last enabled at (61146): [] local_bh_enable+0x10/0x34 [ 79.477751][ T6726] softirqs last disabled at (61144): [] local_bh_disable+0x10/0x34 [ 79.479325][ T6726] ---[ end trace 0000000000000000 ]--- [ 79.481862][ T6726] usb 1-1: Failed to create links for entity 1 [ 79.481885][ T6726] usb 1-1: Failed to register entities (-22). [ 79.482733][ T6726] usb 1-1: USB disconnect, device number 6 [ 80.160181][ T6726] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 80.310031][ T6726] usb 1-1: Using ep0 maxpacket: 8 [ 80.311151][ T6726] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 80.311175][ T6726] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 80.312478][ T6726] usb 1-1: config 0 descriptor?? [ 80.515747][ ** replaying previous printk message ** [ 80.515747][ T6726] usb 1-1: string descriptor 0 read error: -71 [ 80.515797][ T6726] usb 1-1: Found UVC 0.00 device (2833:0201) [ 80.515827][ T6726] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 80.515843][ T6726] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 80.516039][ T6726] ------------[ cut here ]------------ [ 80.516042][ T6726] WARNING: CPU: 1 PID: 6726 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 80.523491][ T6726] Modules linked in: [ 80.524083][ T6726] CPU: 1 UID: 0 PID: 6726 Comm: kworker/1:4 Tainted: G W syzkaller #0 PREEMPT [ 80.525796][ T6726] Tainted: [W]=WARN [ 80.526404][ T6726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.528101][ T6726] Workqueue: usb_hub_wq hub_event [ 80.528989][ T6726] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.530237][ T6726] pc : media_create_pad_link+0x8a8/0xa14 [ 80.531166][ T6726] lr : media_create_pad_link+0x8a8/0xa14 [ 80.532131][ T6726] sp : ffff80009cda6840 [ 80.532828][ T6726] x29: ffff80009cda68a0 x28: ffff0000dafaf080 x27: ffff0000dafaf080 [ 80.534374][ T6726] x26: 0000000000000003 x25: ffff0000dafaf208 x24: ffff0000dafaf0c8 [ 80.535640][ T6726] x23: 0000000000000001 x22: ffff0000dafaf290 x21: 0000000000000000 [ 80.537066][ T6726] x20: dfff800000000000 x19: 0000000000000001 x18: 1fffe00033776488 [ 80.538416][ T6726] x17: ffff80008f85e000 x16: ffff8000805381bc x15: 0000000000000001 [ 80.539744][ T6726] x14: 1fffe00018cc6887 x13: 0000000000000000 x12: 0000000000000000 [ 80.541056][ T6726] x11: ffff600018cc6888 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.542296][ T6726] x8 : ffff0000cdc89e80 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 80.543580][ T6726] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 80.544938][ T6726] x2 : ffff0000dafaf080 x1 : 0000000000000000 x0 : 0000000000000000 [ 80.546310][ T6726] Call trace: [ 80.546833][ T6726] media_create_pad_link+0x8a8/0xa14 (P) [ 80.547808][ T6726] uvc_mc_register_entities+0x628/0x874 [ 80.548737][ T6726] uvc_register_chains+0x370/0x468 [ 80.549614][ T6726] uvc_probe+0x775c/0x8120 [ 80.550341][ T6726] usb_probe_interface+0x5a4/0xaac [ 80.551229][ T6726] really_probe+0x3b4/0x944 [ 80.552028][ T6726] __driver_probe_device+0x180/0x2d4 [ 80.552894][ T6726] driver_probe_device+0x78/0x330 [ 80.553752][ T6726] __device_attach_driver+0x290/0x4e0 [ 80.554645][ T6726] bus_for_each_drv+0x220/0x2b4 [ 80.555500][ T6726] __device_attach+0x26c/0x388 [ 80.556322][ T6726] device_initial_probe+0x24/0x34 [ 80.557172][ T6726] bus_probe_device+0x178/0x240 [ 80.557964][ T6726] device_add+0x71c/0xa60 [ 80.558660][ T6726] usb_set_configuration+0x1640/0x1bac [ 80.559557][ T6726] usb_generic_driver_probe+0x8c/0x144 [ 80.560361][ T6726] usb_probe_device+0x1a4/0x348 [ 80.561115][ T6726] really_probe+0x3b4/0x944 [ 80.561831][ T6726] __driver_probe_device+0x180/0x2d4 [ 80.562610][ T6726] driver_probe_device+0x78/0x330 [ 80.563459][ T6726] __device_attach_driver+0x290/0x4e0 [ 80.564369][ T6726] bus_for_each_drv+0x220/0x2b4 [ 80.565216][ T6726] __device_attach+0x26c/0x388 [ 80.566017][ T6726] device_initial_probe+0x24/0x34 [ 80.566874][ T6726] bus_probe_device+0x178/0x240 [ 80.567680][ T6726] device_add+0x71c/0xa60 [ 80.568425][ T6726] usb_new_device+0x7f0/0x123c [ 80.569225][ T6726] hub_event+0x211c/0x3c78 [ 80.569948][ T6726] process_one_work+0x7e8/0x155c [ 80.570735][ T6726] worker_thread+0x958/0xed8 [ 80.571495][ T6726] kthread+0x5fc/0x75c [ 80.572162][ T6726] ret_from_fork+0x10/0x20 [ 80.572883][ T6726] irq event stamp: 70486 [ 80.573614][ T6726] hardirqs last enabled at (70485): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 80.575276][ T6726] hardirqs last disabled at (70486): [] el1_brk64+0x20/0x54 [ 80.576736][ T6726] softirqs last enabled at (66426): [] local_bh_enable+0x10/0x34 [ 80.578291][ T6726] softirqs last disabled at (66424): [] local_bh_disable+0x10/0x34 [ 80.579814][ T6726] ---[ end trace 0000000000000000 ]--- [ 80.581336][ T6726] usb 1-1: Failed to create links for entity 1 [ 80.581368][ T6726] usb 1-1: Failed to register entities (-22). [ 80.582452][ T6726] usb 1-1: USB disconnect, device number 7 1970/01/01 00:01:21 executed programs: 8 [ 81.260452][ T2335] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 81.410034][ T2335] usb 1-1: Using ep0 maxpacket: 8 [ 81.411037][ T2335] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 81.411063][ T2335] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 81.412385][ T2335] usb 1-1: config 0 descriptor?? [ 81.615316][ T2 ** replaying previous printk message ** [ 81.615316][ T2335] usb 1-1: string descriptor 0 read error: -71 [ 81.615385][ T2335] usb 1-1: Found UVC 0.00 device (2833:0201) [ 81.615414][ T2335] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 81.615429][ T2335] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 81.615627][ T2335] ------------[ cut here ]------------ [ 81.615630][ T2335] WARNING: CPU: 0 PID: 2335 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 81.623881][ T2335] Modules linked in: [ 81.624464][ T2335] CPU: 0 UID: 0 PID: 2335 Comm: kworker/0:2 Tainted: G W syzkaller #0 PREEMPT [ 81.626201][ T2335] Tainted: [W]=WARN [ 81.626805][ T2335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.628499][ T2335] Workqueue: usb_hub_wq hub_event [ 81.629311][ T2335] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.630520][ T2335] pc : media_create_pad_link+0x8a8/0xa14 [ 81.631400][ T2335] lr : media_create_pad_link+0x8a8/0xa14 [ 81.632304][ T2335] sp : ffff8000a27a6840 [ 81.632919][ T2335] x29: ffff8000a27a68a0 x28: ffff0000da1a6880 x27: ffff0000da1a6880 [ 81.634231][ T2335] x26: 0000000000000003 x25: ffff0000da1a6a08 x24: ffff0000da1a68c8 [ 81.635635][ T2335] x23: 0000000000000001 x22: ffff0000da1a6a90 x21: 0000000000000000 [ 81.637072][ T2335] x20: dfff800000000000 x19: 0000000000000001 x18: 1fffe00033771c88 [ 81.638345][ T2335] x17: ffff0001fea8d8b0 x16: ffff8000805381bc x15: 0000000000000001 [ 81.639684][ T2335] x14: 1fffe0001af5c487 x13: 0000000000000000 x12: 0000000000000000 [ 81.641007][ T2335] x11: ffff60001af5c488 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.642374][ T2335] x8 : ffff0000cd7c3d00 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 81.643714][ T2335] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 81.645051][ T2335] x2 : ffff0000da1a6880 x1 : 0000000000000000 x0 : 0000000000000000 [ 81.646408][ T2335] Call trace: [ 81.646926][ T2335] media_create_pad_link+0x8a8/0xa14 (P) [ 81.647839][ T2335] uvc_mc_register_entities+0x628/0x874 [ 81.648779][ T2335] uvc_register_chains+0x370/0x468 [ 81.649636][ T2335] uvc_probe+0x775c/0x8120 [ 81.650385][ T2335] usb_probe_interface+0x5a4/0xaac [ 81.651245][ T2335] really_probe+0x3b4/0x944 [ 81.652046][ T2335] __driver_probe_device+0x180/0x2d4 [ 81.652927][ T2335] driver_probe_device+0x78/0x330 [ 81.653750][ T2335] __device_attach_driver+0x290/0x4e0 [ 81.654622][ T2335] bus_for_each_drv+0x220/0x2b4 [ 81.655432][ T2335] __device_attach+0x26c/0x388 [ 81.656245][ T2335] device_initial_probe+0x24/0x34 [ 81.657116][ T2335] bus_probe_device+0x178/0x240 [ 81.657971][ T2335] device_add+0x71c/0xa60 [ 81.658736][ T2335] usb_set_configuration+0x1640/0x1bac [ 81.659649][ T2335] usb_generic_driver_probe+0x8c/0x144 [ 81.660620][ T2335] usb_probe_device+0x1a4/0x348 [ 81.661408][ T2335] really_probe+0x3b4/0x944 [ 81.662177][ T2335] __driver_probe_device+0x180/0x2d4 [ 81.662987][ T2335] driver_probe_device+0x78/0x330 [ 81.663799][ T2335] __device_attach_driver+0x290/0x4e0 [ 81.664673][ T2335] bus_for_each_drv+0x220/0x2b4 [ 81.665404][ T2335] __device_attach+0x26c/0x388 [ 81.666122][ T2335] device_initial_probe+0x24/0x34 [ 81.666912][ T2335] bus_probe_device+0x178/0x240 [ 81.667678][ T2335] device_add+0x71c/0xa60 [ 81.668301][ T2335] usb_new_device+0x7f0/0x123c [ 81.669059][ T2335] hub_event+0x211c/0x3c78 [ 81.669791][ T2335] process_one_work+0x7e8/0x155c [ 81.670596][ T2335] worker_thread+0x958/0xed8 [ 81.671361][ T2335] kthread+0x5fc/0x75c [ 81.672009][ T2335] ret_from_fork+0x10/0x20 [ 81.672723][ T2335] irq event stamp: 38358 [ 81.673356][ T2335] hardirqs last enabled at (38357): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 81.674925][ T2335] hardirqs last disabled at (38358): [] el1_brk64+0x20/0x54 [ 81.676324][ T2335] softirqs last enabled at (36404): [] handle_softirqs+0xaf8/0xc88 [ 81.677766][ T2335] softirqs last disabled at (36395): [] __do_softirq+0x14/0x20 [ 81.679176][ T2335] ---[ end trace 0000000000000000 ]--- [ 81.680531][ T2335] usb 1-1: Failed to create links for entity 1 [ 81.680558][ T2335] usb 1-1: Failed to register entities (-22). [ 81.683404][ T2335] usb 1-1: USB disconnect, device number 8 [ 82.360447][ T2335] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 82.510035][ T2335] usb 1-1: Using ep0 maxpacket: 8 [ 82.511113][ T2335] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 82.511138][ T2335] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 82.512515][ T2335] usb 1-1: config 0 descriptor?? [ 82.713788][ T2 ** replaying previous printk message ** [ 82.713788][ T2335] usb 1-1: string descriptor 0 read error: -71 [ 82.713834][ T2335] usb 1-1: Found UVC 0.00 device (2833:0201) [ 82.713862][ T2335] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 82.713879][ T2335] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 82.714082][ T2335] ------------[ cut here ]------------ [ 82.714086][ T2335] WARNING: CPU: 0 PID: 2335 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 82.722347][ T2335] Modules linked in: [ 82.722960][ T2335] CPU: 0 UID: 0 PID: 2335 Comm: kworker/0:2 Tainted: G W syzkaller #0 PREEMPT [ 82.724703][ T2335] Tainted: [W]=WARN [ 82.725328][ T2335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.727022][ T2335] Workqueue: usb_hub_wq hub_event [ 82.727838][ T2335] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.729145][ T2335] pc : media_create_pad_link+0x8a8/0xa14 [ 82.730092][ T2335] lr : media_create_pad_link+0x8a8/0xa14 [ 82.731023][ T2335] sp : ffff8000a27a6840 [ 82.731735][ T2335] x29: ffff8000a27a68a0 x28: ffff0000cf7c1080 x27: ffff0000cf7c1080 [ 82.733091][ T2335] x26: 0000000000000003 x25: ffff0000cf7c1208 x24: ffff0000cf7c10c8 [ 82.734390][ T2335] x23: 0000000000000001 x22: ffff0000cf7c1290 x21: 0000000000000000 [ 82.735748][ T2335] x20: dfff800000000000 x19: 0000000000000001 x18: 0000000000000000 [ 82.737074][ T2335] x17: ffff80010c3e8000 x16: ffff8000805381bc x15: 0000000000000001 [ 82.738399][ T2335] x14: 1fffe00019e49e87 x13: 0000000000000000 x12: 0000000000000000 [ 82.739751][ T2335] x11: ffff600019e49e88 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.741207][ T2335] x8 : ffff0000cd7c3d00 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 82.742487][ T2335] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 82.743861][ T2335] x2 : ffff0000cf7c1080 x1 : 0000000000000000 x0 : 0000000000000000 [ 82.745195][ T2335] Call trace: [ 82.745726][ T2335] media_create_pad_link+0x8a8/0xa14 (P) [ 82.746676][ T2335] uvc_mc_register_entities+0x628/0x874 [ 82.747591][ T2335] uvc_register_chains+0x370/0x468 [ 82.748472][ T2335] uvc_probe+0x775c/0x8120 [ 82.749181][ T2335] usb_probe_interface+0x5a4/0xaac [ 82.749972][ T2335] really_probe+0x3b4/0x944 [ 82.750723][ T2335] __driver_probe_device+0x180/0x2d4 [ 82.751552][ T2335] driver_probe_device+0x78/0x330 [ 82.752359][ T2335] __device_attach_driver+0x290/0x4e0 [ 82.753250][ T2335] bus_for_each_drv+0x220/0x2b4 [ 82.754015][ T2335] __device_attach+0x26c/0x388 [ 82.754747][ T2335] device_initial_probe+0x24/0x34 [ 82.755502][ T2335] bus_probe_device+0x178/0x240 [ 82.756168][ T2335] device_add+0x71c/0xa60 [ 82.756792][ T2335] usb_set_configuration+0x1640/0x1bac [ 82.757628][ T2335] usb_generic_driver_probe+0x8c/0x144 [ 82.758430][ T2335] usb_probe_device+0x1a4/0x348 [ 82.759192][ T2335] really_probe+0x3b4/0x944 [ 82.759854][ T2335] __driver_probe_device+0x180/0x2d4 [ 82.760753][ T2335] driver_probe_device+0x78/0x330 [ 82.761604][ T2335] __device_attach_driver+0x290/0x4e0 [ 82.762468][ T2335] bus_for_each_drv+0x220/0x2b4 [ 82.763280][ T2335] __device_attach+0x26c/0x388 [ 82.764050][ T2335] device_initial_probe+0x24/0x34 [ 82.764914][ T2335] bus_probe_device+0x178/0x240 [ 82.765680][ T2335] device_add+0x71c/0xa60 [ 82.766375][ T2335] usb_new_device+0x7f0/0x123c [ 82.767174][ T2335] hub_event+0x211c/0x3c78 [ 82.767915][ T2335] process_one_work+0x7e8/0x155c [ 82.768770][ T2335] worker_thread+0x958/0xed8 [ 82.769584][ T2335] kthread+0x5fc/0x75c [ 82.770269][ T2335] ret_from_fork+0x10/0x20 [ 82.770989][ T2335] irq event stamp: 43212 [ 82.771620][ T2335] hardirqs last enabled at (43211): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 82.773345][ T2335] hardirqs last disabled at (43212): [] el1_brk64+0x20/0x54 [ 82.774753][ T2335] softirqs last enabled at (38402): [] handle_softirqs+0xaf8/0xc88 [ 82.776375][ T2335] softirqs last disabled at (38361): [] __do_softirq+0x14/0x20 [ 82.777863][ T2335] ---[ end trace 0000000000000000 ]--- [ 82.780464][ T2335] usb 1-1: Failed to create links for entity 1 [ 82.780481][ T2335] usb 1-1: Failed to register entities (-22). [ 82.783045][ T2335] usb 1-1: USB disconnect, device number 9 [ 83.460051][ T2335] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 83.610024][ T2335] usb 1-1: Using ep0 maxpacket: 8 [ 83.611862][ T2335] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 83.611893][ T2335] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 83.613288][ T2335] usb 1-1: config 0 descriptor?? [ ** replaying previous printk message ** [ 83.816949][ T2335] usb 1-1: string descriptor 0 read error: -71 [ 83.816995][ T2335] usb 1-1: Found UVC 0.00 device (2833:0201) [ 83.817034][ T2335] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 83.817054][ T2335] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 83.817256][ T2335] ------------[ cut here ]------------ [ 83.817260][ T2335] WARNING: CPU: 0 PID: 2335 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 83.824687][ T2335] Modules linked in: [ 83.825302][ T2335] CPU: 0 UID: 0 PID: 2335 Comm: kworker/0:2 Tainted: G W syzkaller #0 PREEMPT [ 83.827004][ T2335] Tainted: [W]=WARN [ 83.827663][ T2335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.829281][ T2335] Workqueue: usb_hub_wq hub_event [ 83.830131][ T2335] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.831342][ T2335] pc : media_create_pad_link+0x8a8/0xa14 [ 83.832283][ T2335] lr : media_create_pad_link+0x8a8/0xa14 [ 83.833183][ T2335] sp : ffff8000a27a6840 [ 83.833852][ T2335] x29: ffff8000a27a68a0 x28: ffff0000da28e080 x27: ffff0000da28e080 [ 83.835232][ T2335] x26: 0000000000000003 x25: ffff0000da28e208 x24: ffff0000da28e0c8 [ 83.836619][ T2335] x23: 0000000000000001 x22: ffff0000da28e290 x21: 0000000000000000 [ 83.838029][ T2335] x20: dfff800000000000 x19: 0000000000000001 x18: 1fffe00033771c88 [ 83.839402][ T2335] x17: ffff80008f85e000 x16: ffff8000805381bc x15: 0000000000000001 [ 83.840641][ T2335] x14: 1fffe0001ae1d887 x13: 0000000000000000 x12: 0000000000000000 [ 83.841984][ T2335] x11: ffff60001ae1d888 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.843326][ T2335] x8 : ffff0000cd7c3d00 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 83.844616][ T2335] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 83.845919][ T2335] x2 : ffff0000da28e080 x1 : 0000000000000000 x0 : 0000000000000000 [ 83.847106][ T2335] Call trace: [ 83.847585][ T2335] media_create_pad_link+0x8a8/0xa14 (P) [ 83.848381][ T2335] uvc_mc_register_entities+0x628/0x874 [ 83.849206][ T2335] uvc_register_chains+0x370/0x468 [ 83.849968][ T2335] uvc_probe+0x775c/0x8120 [ 83.850617][ T2335] usb_probe_interface+0x5a4/0xaac [ 83.851359][ T2335] really_probe+0x3b4/0x944 [ 83.852011][ T2335] __driver_probe_device+0x180/0x2d4 [ 83.852900][ T2335] driver_probe_device+0x78/0x330 [ 83.853713][ T2335] __device_attach_driver+0x290/0x4e0 [ 83.854621][ T2335] bus_for_each_drv+0x220/0x2b4 [ 83.855400][ T2335] __device_attach+0x26c/0x388 [ 83.856158][ T2335] device_initial_probe+0x24/0x34 [ 83.857004][ T2335] bus_probe_device+0x178/0x240 [ 83.857768][ T2335] device_add+0x71c/0xa60 [ 83.858445][ T2335] usb_set_configuration+0x1640/0x1bac [ 83.859365][ T2335] usb_generic_driver_probe+0x8c/0x144 [ 83.860252][ T2335] usb_probe_device+0x1a4/0x348 [ 83.861012][ T2335] really_probe+0x3b4/0x944 [ 83.861732][ T2335] __driver_probe_device+0x180/0x2d4 [ 83.862641][ T2335] driver_probe_device+0x78/0x330 [ 83.863460][ T2335] __device_attach_driver+0x290/0x4e0 [ 83.864280][ T2335] bus_for_each_drv+0x220/0x2b4 [ 83.865058][ T2335] __device_attach+0x26c/0x388 [ 83.865812][ T2335] device_initial_probe+0x24/0x34 [ 83.866663][ T2335] bus_probe_device+0x178/0x240 [ 83.867478][ T2335] device_add+0x71c/0xa60 [ 83.868061][ T2335] usb_new_device+0x7f0/0x123c [ 83.868813][ T2335] hub_event+0x211c/0x3c78 [ 83.869487][ T2335] process_one_work+0x7e8/0x155c [ 83.870327][ T2335] worker_thread+0x958/0xed8 [ 83.871049][ T2335] kthread+0x5fc/0x75c [ 83.871778][ T2335] ret_from_fork+0x10/0x20 [ 83.872471][ T2335] irq event stamp: 48110 [ 83.873196][ T2335] hardirqs last enabled at (48109): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 83.874972][ T2335] hardirqs last disabled at (48110): [] el1_brk64+0x20/0x54 [ 83.876374][ T2335] softirqs last enabled at (45538): [] handle_softirqs+0xaf8/0xc88 [ 83.877890][ T2335] softirqs last disabled at (45519): [] __do_softirq+0x14/0x20 [ 83.879356][ T2335] ---[ end trace 0000000000000000 ]--- [ 83.880492][ T2335] usb 1-1: Failed to create links for entity 1 [ 83.880530][ T2335] usb 1-1: Failed to register entities (-22). [ 83.881443][ T2335] usb 1-1: USB disconnect, device number 10 [ 84.560050][ T2335] usb 1-1: new high-speed USB device number 11 using dummy_hcd [ 84.710033][ T2335] usb 1-1: Using ep0 maxpacket: 8 [ 84.711055][ T2335] usb 1-1: New USB device found, idVendor=2833, idProduct=0201, bcdDevice=2a.d5 [ 84.711082][ T2335] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 84.712433][ T2335] usb 1-1: config 0 descriptor?? [ 84.915917][ T2335] usb 1-1: string descriptor 0 read error: -71 [ 84.915966][ T2335] usb 1-1: Found UVC 0.00 device (2833:0201) [ 84.916009][ T2335] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 84.916029][ T2335] uvcvideo 1-1:0.0: Entity type for entity Input 1 was not initialized! [ 84.916231][ T2335] ------------[ cut here ]------------ [ 84.916236][ T2335] WARNING: CPU: 0 PID: 2335 at drivers/media/mc/mc-entity.c:1147 media_create_pad_link+0x8a8/0xa14 [ 84.923051][ T2335] Modules linked in: [ 84.923661][ T2335] CPU: 0 UID: 0 PID: 2335 Comm: kworker/0:2 Tainted: G W syzkaller #0 PREEMPT [ 84.925279][ T2335] Tainted: [W]=WARN [ 84.925849][ T2335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.927324][ T2335] Workqueue: usb_hub_wq hub_event [ 84.928015][ T2335] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.929177][ T2335] pc : media_create_pad_link+0x8a8/0xa14 [ 84.930023][ T2335] lr : media_create_pad_link+0x8a8/0xa14 [ 84.930856][ T2335] sp : ffff8000a27a6840 [ 84.931551][ T2335] x29: ffff8000a27a68a0 x28: ffff0000d8f21080 x27: ffff0000d8f21080 [ 84.932885][ T2335] x26: 0000000000000003 x25: ffff0000d8f21208 x24: ffff0000d8f210c8 [ 84.934182][ T2335] x23: 0000000000000001 x22: ffff0000d8f21290 x21: 0000000000000000 [ 84.935574][ T2335] x20: dfff800000000000 x19: 0000000000000001 x18: 1fffe00033771c88 [ 84.936883][ T2335] x17: ffff80010c3e8000 x16: ffff8000805381bc x15: 0000000000000001 [ 84.938164][ T2335] x14: 1fffe00019a34687 x13: 0000000000000000 x12: 0000000000000000 [ 84.939497][ T2335] x11: ffff600019a34688 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.940828][ T2335] x8 : ffff0000cd7c3d00 x7 : ffff80008718cce0 x6 : 0000000000000000 [ 84.942120][ T2335] x5 : 0000000000000000 x4 : 0000000000000003 x3 : 0000000000000000 [ 84.943336][ T2335] x2 : ffff0000d8f21080 x1 : 0000000000000000 x0 : 0000000000000000 [ 84.944589][ T2335] Call trace: [ 84.945151][ T2335] media_create_pad_link+0x8a8/0xa14 (P) [ 84.946089][ T2335] uvc_mc_register_entities+0x628/0x874 [ 84.947033][ T2335] uvc_register_chains+0x370/0x468 [ 84.947914][ T2335] uvc_probe+0x775c/0x8120 [ 84.948634][ T2335] usb_probe_interface+0x5a4/0xaac [ 84.949540][ T2335] really_probe+0x3b4/0x944 [ 84.950319][ T2335] __driver_probe_device+0x180/0x2d4 [ 84.951198][ T2335] driver_probe_device+0x78/0x330 [ 84.951992][ T2335] __device_attach_driver+0x290/0x4e0 [ 84.952833][ T2335] bus_for_each_drv+0x220/0x2b4 [ 84.953621][ T2335] __device_attach+0x26c/0x388 [ 84.954374][ T2335] device_initial_probe+0x24/0x34 [ 84.955243][ T2335] bus_probe_device+0x178/0x240 [ 84.955983][ T2335] device_add+0x71c/0xa60 [ 84.956612][ T2335] usb_set_configuration+0x1640/0x1bac [ 84.957423][ T2335] usb_generic_driver_probe+0x8c/0x144 [ 84.958325][ T2335] usb_probe_device+0x1a4/0x348 [ 84.959149][ T2335] really_probe+0x3b4/0x944 [ 84.959888][ T2335] __driver_probe_device+0x180/0x2d4 [ 84.960794][ T2335] driver_probe_device+0x78/0x330 [ 84.961603][ T2335] __device_attach_driver+0x290/0x4e0 [ 84.962432][ T2335] bus_for_each_drv+0x220/0x2b4 [ 84.963246][ T2335] __device_attach+0x26c/0x388 [ 84.964045][ T2335] device_initial_probe+0x24/0x34 [ 84.964922][ T2335] bus_probe_device+0x178/0x240 [ 84.965710][ T2335] device_add+0x71c/0xa60 [ 84.966467][ T2335] usb_new_device+0x7f0/0x123c [ 84.967235][ T2335] hub_event+0x211c/0x3c78 [ 84.967949][ T2335] process_one_work+0x7e8/0x155c [ 84.968744][ T2335] worker_thread+0x958/0xed8 [ 84.969493][ T2335] kthread+0x5fc/0x75c [ 84.970182][ T2335] ret_from_fork+0x10/0x20 [ 84.970931][ T2335] irq event stamp: 52186 [ 84.971644][ T2335] hardirqs last enabled at (52185): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 84.973408][ T2335] hardirqs last disabled at (52186): [] el1_brk64+0x20/0x54 [ 84.974834][ T2335] softirqs last enabled at (49816): [] handle_softirqs+0xaf8/0xc88 [ 84.976388][ T2335] softirqs last disabled at (49797): [] __do_softirq+0x14/0x20 [ 84.977842][ T2335] ---[ end trace 0000000000000000 ]--- [ 84.979262][ T2335] usb 1-1: Failed to create links for entity 1 [ 84.979285][ T2335] usb 1-1: Failed to register entities (-22). [ 84.981247][ T2335] usb 1-1: USB disconnect, device number 11