[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.221' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   50.148171][ T3788] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[   50.388155][ T3788] usb 1-1: Using ep0 maxpacket: 16
[   50.508230][ T3788] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 32
[   50.518180][ T3788] usb 1-1: New USB device found, idVendor=04d8, idProduct=0a30, bcdDevice=ac.31
[   50.527192][ T3788] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   50.536121][ T3788] usb 1-1: config 0 descriptor??
[   50.558429][ T8484] raw-gadget gadget: fail, usb_ep_enable returned -22
[   50.580983][ T3788] mcba_usb 1-1:0.0 can0: failed tx_urb -2
[   50.586743][ T3788] mcba_usb 1-1:0.0 can0: Failed to send cmd (169)
[   50.593622][ T3788] mcba_usb 1-1:0.0 can0: failed tx_urb -2
[   50.599619][ T3788] mcba_usb 1-1:0.0 can0: Failed to send cmd (169)
[   50.606044][ T3788] mcba_usb 1-1:0.0: Microchip CAN BUS Analyzer connected
[   50.779032][   T17] usb 1-1: USB disconnect, device number 2
[   50.785004][   T17] mcba_usb 1-1:0.0 can0: device disconnected
[   56.789618][ T8483] kmemleak: 18 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff888110f0d440 (size 64):
  comm "kworker/0:2", pid 3788, jiffies 4294942330 (age 8.360s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000007a76c28e>] hcd_buffer_alloc+0x149/0x190
    [<00000000e17859ab>] usb_alloc_coherent+0x42/0x60
    [<00000000ccf33808>] mcba_usb_probe+0x27b/0x430
    [<0000000041454b9e>] usb_probe_interface+0x177/0x370
    [<00000000240356aa>] really_probe+0x159/0x480
    [<000000002438afac>] driver_probe_device+0x84/0x100
    [<000000002e51a8d9>] __device_attach_driver+0xee/0x110
    [<0000000046c21c42>] bus_for_each_drv+0xb7/0x100
    [<00000000f1741fda>] __device_attach+0x122/0x250
    [<00000000670c4a2e>] bus_probe_device+0xc6/0xe0
    [<000000001fa5e331>] device_add+0x5be/0xc30
    [<00000000ffc4c141>] usb_set_configuration+0x9d9/0xb90
    [<000000006b6f277e>] usb_generic_driver_probe+0x8c/0xc0
    [<00000000a256fe17>] usb_probe_device+0x5c/0x140
    [<00000000240356aa>] really_probe+0x159/0x480
    [<000000002438afac>] driver_probe_device+0x84/0x100

BUG: memory leak
unreferenced object 0xffff888110f0d500 (size 64):
  comm "kworker/0:2", pid 3788, jiffies 4294942330 (age 8.360s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000007a76c28e>] hcd_buffer_alloc+0x149/0x190
    [<00000000e17859ab>] usb_alloc_coherent+0x42/0x60
    [<00000000ccf33808>] mcba_usb_probe+0x27b/0x430
    [<0000000041454b9e>] usb_probe_interface+0x177/0x370
    [<00000000240356aa>] really_probe+0x159/0x480
    [<000000002438afac>] driver_probe_device+0x84/0x100
    [<000000002e51a8d9>] __device_attach_driver+0xee/0x110
    [<0000000046c21c42>] bus_for_each_drv+0xb7/0x100
    [<00000000f1741fda>] __device_attach+0x122/0x250
    [<00000000670c4a2e>] bus_probe_device+0xc6/0xe0
    [<000000001fa5e331>] device_add+0x5be/0xc30
    [<00000000ffc4c141>] usb_set_configuration+0x9d9/0xb90
    [<000000006b6f277e>] usb_generic_driver_probe+0x8c/0xc0
    [<00000000a256fe17>] usb_probe_device+0x5c/0x140
    [<00000000240356aa>] really_probe+0x159/0x480
    [<000000002438afac>] driver_probe_device+0x84/0x100

BUG: memory leak
unreferenced object 0xffff888110f0d480 (size 64):
  comm "kworker/0:2", pid 3788, jiffies 4294942330 (age 8.360s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000007a76c28e>] hcd_buffer_alloc+0x149/0x190
    [<00000000e17859ab>] usb_alloc_coherent+0x42/0x60
    [<00000000ccf33808>] mcba_usb_probe+0x27b/0x430
    [<0000000041454b9e>] usb_probe_interface+0x177/0x370
    [<00000000240356aa>] really_probe+0x159/0x480
    [<000000002438afac>] driver_probe_device+0x84/0x100
    [<000000002e51a8d9>] __device_attach_driver+0xee/0x110
    [<0000000046c21c42>] bus_for_each_drv+0xb7/0x100
    [<00000000f1741fda>] __device_attach+0x122/0x250
    [<00000000670c4a2e>] bus_probe_device+0xc6/0xe0
    [<000000001fa5e331>] device_add+0x5be/0xc30
    [<00000000ffc4c141>] usb_set_configuration+0x9d9/0xb90
    [<000000006b6f277e>] usb_generic_driver_probe+0x8c/0xc0
    [<00000000a256fe17>] usb_probe_device+0x5c/0x140
    [<00000000240356aa>] really_probe+0x159/0x480
    [<000000002438afac>] driver_probe_device+0x84/0x100