Warning: Permanently added '10.128.1.67' (ECDSA) to the list of known hosts.
1970/01/01 00:00:36 ignoring optional flag "sandboxArg"="0"
1970/01/01 00:00:36 parsed 1 programs
syzkaller login: [ 37.029471][ T4222] cgroup: Unknown subsys name 'net'
[ 37.332037][ T4222] cgroup: Unknown subsys name 'rlimit'
1970/01/01 00:00:37 executed programs: 0
[ 37.512105][ T4229] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 37.514284][ T4229] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 37.516271][ T4229] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 37.518492][ T4229] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 37.520909][ T4229] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 37.522598][ T4229] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 37.612201][ T4228] chnl_net:caif_netlink_parms(): no params data found
[ 37.644743][ T4228] bridge0: port 1(bridge_slave_0) entered blocking state
[ 37.646445][ T4228] bridge0: port 1(bridge_slave_0) entered disabled state
[ 37.649854][ T4228] device bridge_slave_0 entered promiscuous mode
[ 37.653589][ T4228] bridge0: port 2(bridge_slave_1) entered blocking state
[ 37.655108][ T4228] bridge0: port 2(bridge_slave_1) entered disabled state
[ 37.657188][ T4228] device bridge_slave_1 entered promiscuous mode
[ 37.671105][ T4228] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 37.674712][ T4228] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 37.688040][ T4228] team0: Port device team_slave_0 added
[ 37.691154][ T4228] team0: Port device team_slave_1 added
[ 37.703398][ T4228] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 37.704844][ T4228] 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.
[ 37.710262][ T4228] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 37.714105][ T4228] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 37.715575][ T4228] 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.
[ 37.721152][ T4228] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 37.820672][ T4228] device hsr_slave_0 entered promiscuous mode
[ 37.868977][ T4228] device hsr_slave_1 entered promiscuous mode
[ 37.971987][ T4228] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 38.010294][ T4228] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 38.051821][ T4228] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 38.111317][ T4228] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 38.162955][ T4228] bridge0: port 2(bridge_slave_1) entered blocking state
[ 38.164591][ T4228] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 38.166425][ T4228] bridge0: port 1(bridge_slave_0) entered blocking state
[ 38.168038][ T4228] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 38.201117][ T4228] 8021q: adding VLAN 0 to HW filter on device bond0
[ 38.207252][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 38.212531][ T110] bridge0: port 1(bridge_slave_0) entered disabled state
[ 38.215455][ T110] bridge0: port 2(bridge_slave_1) entered disabled state
[ 38.217781][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 38.224006][ T4228] 8021q: adding VLAN 0 to HW filter on device team0
[ 38.231723][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 38.233842][ T24] bridge0: port 1(bridge_slave_0) entered blocking state
[ 38.235458][ T24] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 38.240261][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 38.242634][ T110] bridge0: port 2(bridge_slave_1) entered blocking state
[ 38.244187][ T110] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 38.254695][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 38.257088][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 38.265253][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 38.267532][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 38.272791][ T4228] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 38.275379][ T4228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 38.282225][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 38.367669][ T4228] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 38.370321][ T4237] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 38.372006][ T4237] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 38.382644][ T4237] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 38.394461][ T4228] device veth0_vlan entered promiscuous mode
[ 38.399154][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 38.401336][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 38.403354][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 38.406691][ T4228] device veth1_vlan entered promiscuous mode
[ 38.420720][ T4237] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 38.422779][ T4237] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 38.424989][ T4237] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 38.429519][ T4228] device veth0_macvtap entered promiscuous mode
[ 38.433084][ T4228] device veth1_macvtap entered promiscuous mode
[ 38.442979][ T4228] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 38.444735][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 38.447505][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 38.453924][ T4228] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 38.456353][ T4237] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 38.459655][ T4228] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 38.461624][ T4228] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 38.463496][ T4228] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 38.465299][ T4228] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 38.514072][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 38.515825][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 38.518357][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 38.534194][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 38.535902][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 38.538193][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 38.734451][ T4247] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
[ 38.739934][ T4247] misc raw-gadget: fail, usb_gadget_register_driver returned -16
[ 39.008638][ T7] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[ 39.258719][ T7] usb 1-1: Using ep0 maxpacket: 16
[ 39.398958][ T7] usb 1-1: config 1 has too many interfaces: 163, using maximum allowed: 32
[ 39.400868][ T7] usb 1-1: config 1 has an invalid descriptor of length 7, skipping remainder of the config
[ 39.402937][ T7] usb 1-1: config 1 has 3 interfaces, different from the descriptor's value: 163
[ 39.404923][ T7] usb 1-1: config 1 interface 1 altsetting 1 endpoint 0x1 has an invalid bInterval 0, changing to 7
[ 39.407254][ T7] usb 1-1: config 1 interface 1 altsetting 1 endpoint 0x1 has invalid wMaxPacketSize 0
[ 39.409416][ T7] usb 1-1: too many endpoints for config 1 interface 2 altsetting 0: 128, using maximum allowed: 30
[ 39.411735][ T7] usb 1-1: config 1 interface 2 altsetting 0 has 0 endpoint descriptors, different from the interface descriptor's value: 128
[ 39.414516][ T7] usb 1-1: config 1 interface 2 altsetting 1 endpoint 0x82 has an invalid bInterval 62, changing to 7
[ 39.416794][ T7] usb 1-1: config 1 interface 2 altsetting 1 endpoint 0x82 has invalid maxpacket 41992, setting to 1024
[ 39.551891][ T4229] Bluetooth: hci0: command 0x0409 tx timeout
[ 39.598682][ T7] usb 1-1: New USB device found, idVendor=15c2, idProduct=0039, bcdDevice=80.f3
[ 39.600885][ T7] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 39.602656][ T7] usb 1-1: Product: syz
[ 39.603592][ T7] usb 1-1: Manufacturer: syz
[ 39.604564][ T7] usb 1-1: SerialNumber: syz
[ 39.651759][ T7] imon:imon_find_endpoints: no valid input (IR) endpoint found
[ 39.653413][ T7] imon 1-1:1.0: unable to initialize intf0, err -19
[ 39.654785][ T7] imon:imon_probe: failed to initialize context!
[ 39.656067][ T7] imon 1-1:1.0: unable to register, err -19
[ 39.939882][ T7] usb 1-1: 2:1 : UAC_AS_GENERAL descriptor not found
[ 39.965565][ T7] ------------[ cut here ]------------
[ 39.966706][ T7] DEBUG_LOCKS_WARN_ON(lock->magic != lock)
[ 39.966749][ T7] WARNING: CPU: 0 PID: 7 at kernel/locking/mutex.c:582 __mutex_lock_common+0x1660/0x21a0
[ 39.969965][ T7] Modules linked in:
[ 39.970774][ T7] CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 6.1.33-syzkaller #0
[ 39.972427][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
[ 39.974586][ T7] Workqueue: usb_hub_wq hub_event
[ 39.975757][ T7] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 39.977414][ T7] pc : __mutex_lock_common+0x1660/0x21a0
[ 39.978667][ T7] lr : __mutex_lock_common+0x1660/0x21a0
[ 39.979898][ T7] sp : ffff800019b66880
[ 39.980744][ T7] x29: ffff800019b66a10 x28: dfff800000000000 x27: 1ffff000032bc6fc
[ 39.982470][ T7] x26: ffff8000195e3000 x25: ffff70000336cd2c x24: 0000000000000000
[ 39.984282][ T7] x23: 0000000000000000 x22: ffff80000e62bc44 x21: 0000000000000000
[ 39.986008][ T7] x20: 0000000000000000 x19: ffff0000df5d4ed8 x18: 0000000000000140
[ 39.987710][ T7] x17: 0000000000000000 x16: ffff800012102bf4 x15: 0000000000000000
[ 39.989363][ T7] x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000001
[ 39.991074][ T7] x11: ff808000081af018 x10: 0000000000000000 x9 : da2e81c869809200
[ 39.992727][ T7] x8 : da2e81c869809200 x7 : 0000000000000001 x6 : 0000000000000001
[ 39.994466][ T7] x5 : ffff800019b66178 x4 : ffff8000156a2a40 x3 : ffff8000085879f4
[ 39.996152][ T7] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
[ 39.997940][ T7] Call trace:
[ 39.998674][ T7] __mutex_lock_common+0x1660/0x21a0
[ 39.999869][ T7] mutex_lock_nested+0x38/0x44
[ 40.000917][ T7] imon_probe+0x1f4/0x2694
[ 40.001863][ T7] usb_probe_interface+0x500/0x984
[ 40.002907][ T7] really_probe+0x394/0xacc
[ 40.003809][ T7] __driver_probe_device+0x194/0x3b4
[ 40.004944][ T7] driver_probe_device+0x78/0x330
[ 40.005995][ T7] __device_attach_driver+0x2a8/0x4f4
[ 40.007172][ T7] bus_for_each_drv+0x158/0x1e0
[ 40.008154][ T7] __device_attach+0x2f0/0x480
[ 40.009166][ T7] device_initial_probe+0x24/0x34
[ 40.010192][ T7] bus_probe_device+0xbc/0x1c8
[ 40.011224][ T7] device_add+0xae0/0xef4
[ 40.012155][ T7] usb_set_configuration+0x15c0/0x1b40
[ 40.013310][ T7] usb_generic_driver_probe+0x8c/0x148
[ 40.014440][ T7] usb_probe_device+0x120/0x25c
[ 40.015464][ T7] really_probe+0x394/0xacc
[ 40.016482][ T7] __driver_probe_device+0x194/0x3b4
[ 40.017631][ T7] driver_probe_device+0x78/0x330
[ 40.018752][ T7] __device_attach_driver+0x2a8/0x4f4
[ 40.019866][ T7] bus_for_each_drv+0x158/0x1e0
[ 40.020925][ T7] __device_attach+0x2f0/0x480
[ 40.021976][ T7] device_initial_probe+0x24/0x34
[ 40.023019][ T7] bus_probe_device+0xbc/0x1c8
[ 40.024009][ T7] device_add+0xae0/0xef4
[ 40.024871][ T7] usb_new_device+0x904/0x142c
[ 40.025882][ T7] hub_event+0x23dc/0x44a0
[ 40.026818][ T7] process_one_work+0x7ac/0x1404
[ 40.027832][ T7] worker_thread+0x8e4/0xfec
[ 40.028797][ T7] kthread+0x250/0x2d8
[ 40.029729][ T7] ret_from_fork+0x10/0x20
[ 40.030707][ T7] irq event stamp: 15759
[ 40.031562][ T7] hardirqs last enabled at (15759): [<ffff8000121e170c>] _raw_spin_unlock_irqrestore+0x48/0xac
[ 40.033769][ T7] hardirqs last disabled at (15758): [<ffff8000121e1528>] _raw_spin_lock_irqsave+0xa4/0xb4
[ 40.036058][ T7] softirqs last enabled at (15488): [<ffff800008020d74>] __do_softirq+0xc14/0xea0
[ 40.038135][ T7] softirqs last disabled at (15385): [<ffff80000802a994>] ____do_softirq+0x14/0x20
[ 40.040200][ T7] ---[ end trace 0000000000000000 ]---
[ 40.041614][ T7] ==================================================================
[ 40.043412][ T7] BUG: KASAN: slab-out-of-bounds in imon_probe+0x1ebc/0x2694
[ 40.044947][ T7] Read of size 1 at addr ffff0000df5d5101 by task kworker/0:0/7
[ 40.046484][ T7]
[ 40.046977][ T7] CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.1.33-syzkaller #0
[ 40.048933][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
[ 40.051190][ T7] Workqueue: usb_hub_wq hub_event
[ 40.052312][ T7] Call trace:
[ 40.053054][ T7] dump_backtrace+0x1c8/0x1f4
[ 40.054050][ T7] show_stack+0x2c/0x3c
[ 40.054905][ T7] dump_stack_lvl+0x108/0x170
[ 40.055978][ T7] print_report+0x174/0x4c0
[ 40.057013][ T7] kasan_report+0xd4/0x130
[ 40.057992][ T7] __asan_report_load1_noabort+0x2c/0x38
[ 40.059176][ T7] imon_probe+0x1ebc/0x2694
[ 40.060170][ T7] usb_probe_interface+0x500/0x984
[ 40.061312][ T7] really_probe+0x394/0xacc
[ 40.062274][ T7] __driver_probe_device+0x194/0x3b4
[ 40.063492][ T7] driver_probe_device+0x78/0x330
[ 40.064699][ T7] __device_attach_driver+0x2a8/0x4f4
[ 40.065780][ T7] bus_for_each_drv+0x158/0x1e0
[ 40.066816][ T7] __device_attach+0x2f0/0x480
[ 40.067886][ T7] device_initial_probe+0x24/0x34
[ 40.069074][ T7] bus_probe_device+0xbc/0x1c8
[ 40.070056][ T7] device_add+0xae0/0xef4
[ 40.070909][ T7] usb_set_configuration+0x15c0/0x1b40
[ 40.072139][ T7] usb_generic_driver_probe+0x8c/0x148
[ 40.073393][ T7] usb_probe_device+0x120/0x25c
[ 40.074464][ T7] really_probe+0x394/0xacc
[ 40.075346][ T7] __driver_probe_device+0x194/0x3b4
[ 40.076550][ T7] driver_probe_device+0x78/0x330
[ 40.077562][ T7] __device_attach_driver+0x2a8/0x4f4
[ 40.078741][ T7] bus_for_each_drv+0x158/0x1e0
[ 40.079731][ T7] __device_attach+0x2f0/0x480
[ 40.080706][ T7] device_initial_probe+0x24/0x34
[ 40.081869][ T7] bus_probe_device+0xbc/0x1c8
[ 40.082852][ T7] device_add+0xae0/0xef4
[ 40.083759][ T7] usb_new_device+0x904/0x142c
[ 40.084826][ T7] hub_event+0x23dc/0x44a0
[ 40.085715][ T7] process_one_work+0x7ac/0x1404
[ 40.086743][ T7] worker_thread+0x8e4/0xfec
[ 40.087739][ T7] kthread+0x250/0x2d8
[ 40.088607][ T7] ret_from_fork+0x10/0x20
[ 40.089521][ T7]
[ 40.090000][ T7] Allocated by task 7:
[ 40.090815][ T7] kasan_set_track+0x4c/0x80
[ 40.091830][ T7] kasan_save_alloc_info+0x24/0x30
[ 40.092960][ T7] __kasan_kmalloc+0xac/0xc4
[ 40.093954][ T7] __kmalloc+0xd8/0x1c4
[ 40.094804][ T7] snd_card_new+0x74/0x10c
[ 40.095746][ T7] snd_usb_audio_create+0x1a8/0x1028
[ 40.096947][ T7] usb_audio_probe+0x1100/0x1c84
[ 40.097982][ T7] usb_probe_interface+0x500/0x984
[ 40.099089][ T7] really_probe+0x394/0xacc
[ 40.100062][ T7] __driver_probe_device+0x194/0x3b4
[ 40.101169][ T7] driver_probe_device+0x78/0x330
[ 40.102344][ T7] __device_attach_driver+0x2a8/0x4f4
[ 40.103614][ T7] bus_for_each_drv+0x158/0x1e0
[ 40.104700][ T7] __device_attach+0x2f0/0x480
[ 40.105768][ T7] device_initial_probe+0x24/0x34
[ 40.106873][ T7] bus_probe_device+0xbc/0x1c8
[ 40.107859][ T7] device_add+0xae0/0xef4
[ 40.108824][ T7] usb_set_configuration+0x15c0/0x1b40
[ 40.109974][ T7] usb_generic_driver_probe+0x8c/0x148
[ 40.111132][ T7] usb_probe_device+0x120/0x25c
[ 40.112164][ T7] really_probe+0x394/0xacc
[ 40.113168][ T7] __driver_probe_device+0x194/0x3b4
[ 40.114284][ T7] driver_probe_device+0x78/0x330
[ 40.115316][ T7] __device_attach_driver+0x2a8/0x4f4
[ 40.116366][ T7] bus_for_each_drv+0x158/0x1e0
[ 40.117269][ T7] __device_attach+0x2f0/0x480
[ 40.118308][ T7] device_initial_probe+0x24/0x34
[ 40.119396][ T7] bus_probe_device+0xbc/0x1c8
[ 40.120399][ T7] device_add+0xae0/0xef4
[ 40.121304][ T7] usb_new_device+0x904/0x142c
[ 40.122371][ T7] hub_event+0x23dc/0x44a0
[ 40.123331][ T7] process_one_work+0x7ac/0x1404
[ 40.124469][ T7] worker_thread+0x8e4/0xfec
[ 40.125488][ T7] kthread+0x250/0x2d8
[ 40.126380][ T7] ret_from_fork+0x10/0x20
[ 40.127309][ T7]
[ 40.127779][ T7] The buggy address belongs to the object at ffff0000df5d4000
[ 40.127779][ T7] which belongs to the cache kmalloc-8k of size 8192
[ 40.130780][ T7] The buggy address is located 4353 bytes inside of
[ 40.130780][ T7] 8192-byte region [ffff0000df5d4000, ffff0000df5d6000)
[ 40.133611][ T7]
[ 40.134129][ T7] The buggy address belongs to the physical page:
[ 40.135489][ T7] page:000000003335de63 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11f5d0
[ 40.137778][ T7] head:000000003335de63 order:3 compound_mapcount:0 compound_pincount:0
[ 40.139514][ T7] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff)
[ 40.141282][ T7] raw: 05ffc00000010200 0000000000000000 dead000000000001 ffff0000c0002c00
[ 40.143141][ T7] raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000
[ 40.145031][ T7] page dumped because: kasan: bad access detected
[ 40.146496][ T7]
[ 40.146915][ T7] Memory state around the buggy address:
[ 40.148088][ T7] ffff0000df5d5000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 40.149822][ T7] ffff0000df5d5080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc
[ 40.151568][ T7] >ffff0000df5d5100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 40.153320][ T7] ^
[ 40.154188][ T7] ffff0000df5d5180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 40.156018][ T7] ffff0000df5d5200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 40.157773][ T7] ==================================================================
[ 40.159873][ T7] imon:imon_find_endpoints: no valid input (IR) endpoint found
[ 40.161588][ T7] (NULL device *): unable to initialize intf1, err -19
[ 40.162887][ T7] imon:imon_probe: failed to attach to context!
[ 40.164159][ T7] imon 1-1:1.1: unable to register, err -19
[ 40.166647][ T7] usb 1-1: USB disconnect, device number 2
[ 40.209607][ T4226] udevd[4226]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:1.0/sound/card3/controlC3/../uevent} for writing: No such file or directory