Warning: Permanently added '10.128.1.31' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 50.835294][ T8178] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 51.075261][ T8178] usb 1-1: Using ep0 maxpacket: 16 [ 51.195331][ T8178] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 32 [ 51.205155][ T8178] usb 1-1: New USB device found, idVendor=04d8, idProduct=0a30, bcdDevice=ac.31 [ 51.214804][ T8178] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 51.223511][ T8178] usb 1-1: config 0 descriptor?? [ 51.245574][ T8488] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 51.266996][ T8178] mcba_usb 1-1:0.0 can0: failed tx_urb -2 [ 51.272744][ T8178] mcba_usb 1-1:0.0 can0: Failed to send cmd (169) [ 51.284936][ T8178] mcba_usb 1-1:0.0 can0: failed tx_urb -2 [ 51.292299][ T8178] mcba_usb 1-1:0.0 can0: Failed to send cmd (169) [ 51.300036][ T8178] mcba_usb 1-1:0.0: Microchip CAN BUS Analyzer connected [ 51.485108][ T8178] usb 1-1: USB disconnect, device number 2 [ 51.491083][ T8178] mcba_usb 1-1:0.0 can0: device disconnected executing program [ 57.054736][ T8178] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 57.304750][ T8178] usb 1-1: Using ep0 maxpacket: 16 [ 57.444802][ T8178] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 32 [ 57.454976][ T8178] usb 1-1: New USB device found, idVendor=04d8, idProduct=0a30, bcdDevice=ac.31 [ 57.463982][ T8178] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 57.472812][ T8178] usb 1-1: config 0 descriptor?? [ 57.504788][ T8518] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 57.527782][ T8178] mcba_usb 1-1:0.0 can0: failed tx_urb -2 [ 57.533642][ T8178] mcba_usb 1-1:0.0 can0: Failed to send cmd (169) [ 57.540679][ T8178] mcba_usb 1-1:0.0 can0: failed tx_urb -2 [ 57.546625][ T8178] mcba_usb 1-1:0.0 can0: Failed to send cmd (169) [ 57.553066][ T8178] mcba_usb 1-1:0.0: Microchip CAN BUS Analyzer connected [ 57.725370][ T56] usb 1-1: USB disconnect, device number 3 [ 57.731304][ T56] mcba_usb 1-1:0.0 can0: device disconnected [ 58.833844][ T8487] kmemleak: 19 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 65.106597][ T8487] kmemleak: 19 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810cfa6040 (size 64): comm "kworker/0:3", pid 8178, jiffies 4294942399 (age 13.900s) 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: [<00000000def18e5d>] hcd_buffer_alloc+0x149/0x190 [<0000000009ebe62b>] usb_alloc_coherent+0x42/0x60 [<00000000ab46687e>] mcba_usb_probe+0x27b/0x430 [<0000000080019d8c>] usb_probe_interface+0x177/0x370 [<000000009bf48192>] really_probe+0x159/0x480 [<000000000d16ab58>] driver_probe_device+0x84/0x100 [<000000002fa44c6c>] __device_attach_driver+0xee/0x110 [<0000000005c628c7>] bus_for_each_drv+0xb7/0x100 [<000000005de2250e>] __device_attach+0x122/0x250 [<00000000bdab6c4a>] bus_probe_device+0xc6/0xe0 [<0000000078b516cf>] device_add+0x5be/0xc30 [<00000000070e456d>] usb_set_configuration+0x9d9/0xb90 [<000000008a11722d>] usb_generic_driver_probe+0x8c/0xc0 [<00000000c40cced0>] usb_probe_device+0x5c/0x140 [<000000009bf48192>] really_probe+0x159/0x480 [<000000000d16ab58>] driver_probe_device+0x84/0x100 BUG: memory leak unreferenced object 0xffff88810cfa6080 (size 64): comm "kworker/0:3", pid 8178, jiffies 4294942399 (age 13.900s) 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: [<00000000def18e5d>] hcd_buffer_alloc+0x149/0x190 [<0000000009ebe62b>] usb_alloc_coherent+0x42/0x60 [<00000000ab46687e>] mcba_usb_probe+0x27b/0x430 [<0000000080019d8c>] usb_probe_interface+0x177/0x370 [<000000009bf48192>] really_probe+0x159/0x480 [<000000000d16ab58>] driver_probe_device+0x84/0x100 [<000000002fa44c6c>] __device_attach_driver+0xee/0x110 [<0000000005c628c7>] bus_for_each_drv+0xb7/0x100 [<000000005de2250e>] __device_attach+0x122/0x250 [<00000000bdab6c4a>] bus_probe_device+0xc6/0xe0 [<0000000078b516cf>] device_add+0x5be/0xc30 [<00000000070e456d>] usb_set_configuration+0x9d9/0xb90 [<000000008a11722d>] usb_generic_driver_probe+0x8c/0xc0 [<00000000c40cced0>] usb_probe_device+0x5c/0x140 [<000000009bf48192>] really_probe+0x159/0x480 [<000000000d16ab58>] driver_probe_device+0x84/0x100 BUG: memory leak unreferenced object 0xffff88810cfa60c0 (size 64): comm "kworker/0:3", pid 8178, jiffies 4294942399 (age 13.900s) 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: [<00000000def18e5d>] hcd_buffer_alloc+0x149/0x190 [<0000000009ebe62b>] usb_alloc_coherent+0x42/0x60 [<00000000ab46687e>] mcba_usb_probe+0x27b/0x430 [<0000000080019d8c>] usb_probe_interface+0x177/0x370 [<000000009bf48192>] really_probe+0x159/0x480 [<000000000d16ab58>] driver_probe_device+0x84/0x100 [<000000002fa44c6c>] __device_attach_driver+0xee/0x110 [<0000000005c628c7>] bus_for_each_drv+0xb7/0x100 [<000000005de2250e>] __device_attach+0x122/0x250 [<00000000bdab6c4a>] bus_probe_device+0xc6/0xe0 [<0000000078b516cf>] device_add+0x5be/0xc30 [<00000000070e456d>] usb_set_configuration+0x9d9/0xb90 [<000000008a11722d>] usb_generic_driver_probe+0x8c/0xc0 [<00000000c40cced0>] usb_probe_device+0x5c/0x140 [<000000009bf48192>] really_probe+0x159/0x480 [<000000000d16ab58>] driver_probe_device+0x84/0x100