Warning: Permanently added '10.128.0.22' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 50.241101][ T4593] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 50.481032][ T4593] usb 1-1: Using ep0 maxpacket: 16 [ 50.601098][ T4593] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 32 [ 50.611134][ T4593] usb 1-1: New USB device found, idVendor=04d8, idProduct=0a30, bcdDevice=ac.31 [ 50.620159][ T4593] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.629162][ T4593] usb 1-1: config 0 descriptor?? [ 50.651311][ T8432] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 50.674319][ T4593] mcba_usb 1-1:0.0 can0: failed tx_urb -2 [ 50.680085][ T4593] mcba_usb 1-1:0.0 can0: Failed to send cmd (169) [ 50.687307][ T4593] mcba_usb 1-1:0.0 can0: failed tx_urb -2 [ 50.693382][ T4593] mcba_usb 1-1:0.0 can0: Failed to send cmd (169) [ 50.699811][ T4593] mcba_usb 1-1:0.0: Microchip CAN BUS Analyzer connected [ 50.871629][ T3661] usb 1-1: USB disconnect, device number 2 [ 50.877716][ T3661] mcba_usb 1-1:0.0 can0: device disconnected executing program [ 56.949526][ T3661] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 57.189493][ T3661] usb 1-1: Using ep0 maxpacket: 16 [ 57.309880][ T3661] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 32 [ 57.320273][ T3661] usb 1-1: New USB device found, idVendor=04d8, idProduct=0a30, bcdDevice=ac.31 [ 57.331044][ T3661] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 57.341657][ T3661] usb 1-1: config 0 descriptor?? [ 57.359541][ T8463] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 57.380983][ T3661] mcba_usb 1-1:0.0 can0: failed tx_urb -2 [ 57.386773][ T3661] mcba_usb 1-1:0.0 can0: Failed to send cmd (169) [ 57.396656][ T3661] mcba_usb 1-1:0.0 can0: failed tx_urb -2 [ 57.404448][ T3661] mcba_usb 1-1:0.0 can0: Failed to send cmd (169) [ 57.412817][ T3661] mcba_usb 1-1:0.0: Microchip CAN BUS Analyzer connected [ 57.580122][ T4593] usb 1-1: USB disconnect, device number 3 [ 57.599551][ T4593] mcba_usb 1-1:0.0 can0: device disconnected [ 58.777481][ T8431] kmemleak: 20 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810f1cd3c0 (size 64): comm "kworker/0:2", pid 4593, jiffies 4294942328 (age 14.630s) 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: [<00000000fb5616d3>] hcd_buffer_alloc+0x149/0x190 [<00000000aba0dcaf>] usb_alloc_coherent+0x42/0x60 [<000000001e6371da>] mcba_usb_probe+0x27b/0x430 [<0000000077dd2f6a>] usb_probe_interface+0x177/0x370 [<000000002c69ad97>] really_probe+0x159/0x4a0 [<00000000bcc9e38b>] driver_probe_device+0x84/0x100 [<0000000089dd0161>] __device_attach_driver+0xee/0x110 [<0000000009d69711>] bus_for_each_drv+0xb7/0x100 [<0000000067d737b8>] __device_attach+0x122/0x250 [<0000000052476400>] bus_probe_device+0xc6/0xe0 [<00000000cfbd8e55>] device_add+0x5be/0xc30 [<00000000652c6ca3>] usb_set_configuration+0x9d9/0xb90 [<00000000103f8255>] usb_generic_driver_probe+0x8c/0xc0 [<000000008ef5e466>] usb_probe_device+0x5c/0x140 [<000000002c69ad97>] really_probe+0x159/0x4a0 [<00000000bcc9e38b>] driver_probe_device+0x84/0x100 BUG: memory leak unreferenced object 0xffff88810f1cd400 (size 64): comm "kworker/0:2", pid 4593, jiffies 4294942328 (age 14.630s) 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: [<00000000fb5616d3>] hcd_buffer_alloc+0x149/0x190 [<00000000aba0dcaf>] usb_alloc_coherent+0x42/0x60 [<000000001e6371da>] mcba_usb_probe+0x27b/0x430 [<0000000077dd2f6a>] usb_probe_interface+0x177/0x370 [<000000002c69ad97>] really_probe+0x159/0x4a0 [<00000000bcc9e38b>] driver_probe_device+0x84/0x100 [<0000000089dd0161>] __device_attach_driver+0xee/0x110 [<0000000009d69711>] bus_for_each_drv+0xb7/0x100 [<0000000067d737b8>] __device_attach+0x122/0x250 [<0000000052476400>] bus_probe_device+0xc6/0xe0 [<00000000cfbd8e55>] device_add+0x5be/0xc30 [<00000000652c6ca3>] usb_set_configuration+0x9d9/0xb90 [<00000000103f8255>] usb_generic_driver_probe+0x8c/0xc0 [<000000008ef5e466>] usb_probe_device+0x5c/0x140 [<000000002c69ad97>] really_probe+0x159/0x4a0 [<00000000bcc9e38b>] driver_probe_device+0x84/0x100 BUG: memory leak unreferenced object 0xffff88810f1cd440 (size 64): comm "kworker/0:2", pid 4593, jiffies 4294942328 (age 14.630s) 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: [<00000000fb5616d3>] hcd_buffer_alloc+0x149/0x190 [<00000000aba0dcaf>] usb_alloc_coherent+0x42/0x60 [<000000001e6371da>] mcba_usb_probe+0x27b/0x430 [<0000000077dd2f6a>] usb_probe_interface+0x177/0x370 [<000000002c69ad97>] really_probe+0x159/0x4a0 [<00000000bcc9e38b>] driver_probe_device+0x84/0x100 [<0000000089dd0161>] __device_attach_driver+0xee/0x110 [<0000000009d69711>] bus_for_each_drv+0xb7/0x100 [<0000000067d737b8>] __device_attach+0x122/0x250 [<0000000052476400>] bus_probe_device+0xc6/0xe0 [<00000000cfbd8e55>] device_add+0x5be/0xc30 [<00000000652c6ca3>] usb_set_configuration+0x9d9/0xb90 [<00000000103f8255>] usb_generic_driver_probe+0x8c/0xc0 [<000000008ef5e466>] usb_probe_device+0x5c/0x140 [<000000002c69ad97>] really_probe+0x159/0x4a0 [<00000000bcc9e38b>] driver_probe_device+0x84/0x100 [ 65.240605][ T8431] kmemleak: 19 new suspected memory leaks (see /sys/kernel/debug/kmemleak)