Warning: Permanently added '10.128.1.4' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.961293][ T95] usb 1-1: new low-speed USB device number 2 using dummy_hcd [ 28.320846][ T95] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 28.331109][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 28.341294][ T95] usb 1-1: New USB device found, idVendor=0cf3, idProduct=0003, bcdDevice=8d.64 [ 28.350340][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 28.360005][ T95] usb 1-1: config 0 descriptor?? [ 28.381026][ T1790] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 28.402929][ T95] ------------[ cut here ]------------ [ 28.408546][ T95] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 28.414707][ T95] WARNING: CPU: 1 PID: 95 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 [ 28.424165][ T95] Kernel panic - not syncing: panic_on_warn set ... [ 28.430745][ T95] CPU: 1 PID: 95 Comm: kworker/1:2 Not tainted 5.6.0-rc3-syzkaller #0 [ 28.438926][ T95] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.449019][ T95] Workqueue: usb_hub_wq hub_event [ 28.454041][ T95] Call Trace: [ 28.457312][ T95] dump_stack+0xef/0x16e [ 28.461532][ T95] ? usb_submit_urb+0x1090/0x1460 [ 28.466540][ T95] panic+0x2aa/0x6e1 [ 28.470410][ T95] ? add_taint.cold+0x16/0x16 [ 28.475064][ T95] ? __probe_kernel_read+0x188/0x1d0 [ 28.480459][ T95] ? __warn.cold+0x14/0x30 [ 28.484870][ T95] ? __warn+0xd5/0x1c8 [ 28.489010][ T95] ? usb_submit_urb+0x1188/0x1460 [ 28.494026][ T95] __warn.cold+0x2f/0x30 [ 28.498264][ T95] ? usb_submit_urb+0x1188/0x1460 [ 28.503291][ T95] report_bug+0x27b/0x2f0 [ 28.507607][ T95] do_error_trap+0x12b/0x1e0 [ 28.512179][ T95] ? usb_submit_urb+0x1188/0x1460 [ 28.517180][ T95] do_invalid_op+0x32/0x40 [ 28.521576][ T95] ? usb_submit_urb+0x1188/0x1460 [ 28.526578][ T95] invalid_op+0x23/0x30 [ 28.530730][ T95] RIP: 0010:usb_submit_urb+0x1188/0x1460 [ 28.536339][ T95] Code: 4d 85 ed 74 46 e8 18 ce dd fd 4c 89 f7 e8 d0 5c 17 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 e0 e7 3b 86 e8 a0 5f b2 fd <0f> 0b e9 20 f4 ff ff e8 ec cd dd fd 0f 1f 44 00 00 e8 e2 cd dd fd [ 28.556621][ T95] RSP: 0018:ffff8881d5f070f0 EFLAGS: 00010282 [ 28.562664][ T95] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 28.570615][ T95] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103abe0e10 [ 28.578579][ T95] RBP: ffff8881cfc1c900 R08: ffff8881d7363100 R09: fffffbfff1266c8f [ 28.586538][ T95] R10: fffffbfff1266c8e R11: ffffffff89336477 R12: 0000000000000003 [ 28.594488][ T95] R13: ffff8881c8b1b918 R14: ffff8881cdd980a0 R15: ffff8881d4e1c000 [ 28.602441][ T95] ? vprintk_func+0x7d/0x113 [ 28.607031][ T95] ar5523_submit_rx_cmd+0x1fa/0x320 [ 28.612274][ T95] ar5523_probe+0xbb1/0x1ad0 [ 28.616974][ T95] ? ar5523_data_rx_cb+0x10d0/0x10d0 [ 28.622430][ T95] ? __pm_runtime_set_status+0x5d5/0xa10 [ 28.628067][ T95] ? rpm_callback+0x230/0x230 [ 28.632759][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 28.638042][ T95] ? __pm_runtime_resume+0x111/0x180 [ 28.643407][ T95] usb_probe_interface+0x310/0x800 [ 28.648575][ T95] ? usb_probe_device+0x230/0x230 [ 28.654543][ T95] really_probe+0x290/0xac0 [ 28.659156][ T95] driver_probe_device+0x223/0x350 [ 28.664264][ T95] __device_attach_driver+0x1d1/0x290 [ 28.669637][ T95] ? driver_allows_async_probing+0x160/0x160 [ 28.675727][ T95] bus_for_each_drv+0x162/0x1e0 [ 28.680721][ T95] ? bus_rescan_devices+0x20/0x20 [ 28.685832][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.691642][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 28.696937][ T95] __device_attach+0x217/0x390 [ 28.701685][ T95] ? device_bind_driver+0xd0/0xd0 [ 28.706703][ T95] bus_probe_device+0x1e4/0x290 [ 28.711599][ T95] device_add+0x1459/0x1bf0 [ 28.716085][ T95] ? wait_for_completion+0x3c0/0x3c0 [ 28.721369][ T95] ? device_link_remove+0x110/0x110 [ 28.726567][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.732645][ T95] usb_set_configuration+0xe47/0x17d0 [ 28.738043][ T95] usb_generic_driver_probe+0x9d/0xe0 [ 28.743412][ T95] usb_probe_device+0xd9/0x230 [ 28.748178][ T95] ? usb_suspend+0x5f0/0x5f0 [ 28.752753][ T95] really_probe+0x290/0xac0 [ 28.757261][ T95] driver_probe_device+0x223/0x350 [ 28.762372][ T95] __device_attach_driver+0x1d1/0x290 [ 28.767744][ T95] ? driver_allows_async_probing+0x160/0x160 [ 28.773721][ T95] bus_for_each_drv+0x162/0x1e0 [ 28.778604][ T95] ? bus_rescan_devices+0x20/0x20 [ 28.783612][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.789400][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 28.794663][ T95] __device_attach+0x217/0x390 [ 28.799415][ T95] ? device_bind_driver+0xd0/0xd0 [ 28.804445][ T95] bus_probe_device+0x1e4/0x290 [ 28.809294][ T95] device_add+0x1459/0x1bf0 [ 28.813780][ T95] ? device_link_remove+0x110/0x110 [ 28.818984][ T95] usb_new_device.cold+0x540/0xcd0 [ 28.824072][ T95] hub_event+0x21cb/0x4300 [ 28.828463][ T95] ? hub_port_debounce+0x350/0x350 [ 28.833549][ T95] ? find_held_lock+0x2d/0x110 [ 28.838289][ T95] ? mark_held_locks+0xe0/0xe0 [ 28.843035][ T95] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 28.848567][ T95] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 28.853960][ T95] process_one_work+0x94b/0x1620 [ 28.858887][ T95] ? pwq_dec_nr_in_flight+0x310/0x310 [ 28.864622][ T95] ? do_raw_spin_lock+0x129/0x290 [ 28.869631][ T95] worker_thread+0x96/0xe20 [ 28.874488][ T95] ? process_one_work+0x1620/0x1620 [ 28.879687][ T95] kthread+0x318/0x420 [ 28.883844][ T95] ? kthread_create_on_node+0xf0/0xf0 [ 28.889217][ T95] ret_from_fork+0x24/0x30 [ 28.894484][ T95] Kernel Offset: disabled [ 28.898847][ T95] Rebooting in 86400 seconds..