Warning: Permanently added '10.128.0.67' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   42.860628][   T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[   43.100611][   T12] usb 1-1: Using ep0 maxpacket: 16
[   43.220630][   T12] usb 1-1: config 0 has an invalid interface number: 57 but max is 0
[   43.228845][   T12] usb 1-1: config 0 has no interface number 0
[   43.235018][   T12] usb 1-1: config 0 interface 57 has no altsetting 0
[   43.241709][   T12] usb 1-1: New USB device found, idVendor=1286, idProduct=2042, bcdDevice=9b.95
[   43.250755][   T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   43.259706][   T12] usb 1-1: config 0 descriptor??
[   43.316845][  T108] usb 1-1: Direct firmware load for mrvl/usb8766_uapsta.bin failed with error -2
[   43.325992][  T108] usb 1-1: Failed to get firmware mrvl/usb8766_uapsta.bin
[   43.333127][  T108] usb 1-1: info: _mwifiex_fw_dpc: unregister device
[   43.339688][  T108] INFO: trying to register non-static key.
[   43.345459][  T108] the code is fine but needs lockdep annotation.
[   43.351750][  T108] turning off the locking correctness validator.
[   43.358052][  T108] CPU: 0 PID: 108 Comm: kworker/0:2 Not tainted 5.2.0-rc6+ #14
[   43.365690][  T108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   43.375729][  T108] Workqueue: events request_firmware_work_func
[   43.381850][  T108] Call Trace:
[   43.385109][  T108]  dump_stack+0xca/0x13e
[   43.389327][  T108]  register_lock_class+0x11ae/0x1240
[   43.394582][  T108]  ? is_dynamic_key+0x1b0/0x1b0
[   43.399401][  T108]  ? dev_printk_emit+0xba/0xf1
[   43.404143][  T108]  ? dev_vprintk_emit+0x541/0x541
[   43.409224][  T108]  __lock_acquire+0x11d/0x5340
[   43.413962][  T108]  ? ret_from_fork+0x24/0x30
[   43.418526][  T108]  ? __dev_printk+0x1db/0x203
[   43.423180][  T108]  ? mark_held_locks+0xe0/0xe0
[   43.427913][  T108]  ? _dev_notice+0x109/0x109
[   43.432470][  T108]  ? _request_firmware+0xa2f/0x1040
[   43.437638][  T108]  ? _cond_resched+0x10/0x20
[   43.442197][  T108]  ? usb_kill_urb+0x198/0x2c0
[   43.446839][  T108]  lock_acquire+0x100/0x2b0
[   43.451312][  T108]  ? try_to_del_timer_sync+0x110/0x110
[   43.456746][  T108]  del_timer_sync+0x3a/0x130
[   43.461315][  T108]  ? try_to_del_timer_sync+0x110/0x110
[   43.466788][  T108]  mwifiex_unregister_dev+0x416/0x690
[   43.472141][  T108]  _mwifiex_fw_dpc+0x577/0xda0
[   43.476875][  T108]  ? mwifiex_usb_prepare_tx_aggr_skb+0x8c0/0x8c0
[   43.483167][  T108]  ? mwifiex_add_card+0xcd0/0xcd0
[   43.488160][  T108]  ? __kasan_slab_free+0x145/0x180
[   43.493244][  T108]  ? _request_firmware+0xa2f/0x1040
[   43.498414][  T108]  ? kfree+0xd7/0x280
[   43.502363][  T108]  ? _request_firmware+0x104/0x1040
[   43.507529][  T108]  ? assign_fw+0x4f0/0x4f0
[   43.511063][ T1759] usb-fuzzer-gadget dummy_udc.0: unregisterin