BUG: memory leak unreferenced object 0xffff88812c0e34c0 (size 64): comm "kworker/0:0", pid 9, jiffies 4294942439 hex dump (first 32 bytes): 00 b8 b6 05 81 88 ff ff 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 7291ab94): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4625 [inline] slab_alloc_node mm/slub.c:4945 [inline] __kmalloc_cache_noprof+0x356/0x440 mm/slub.c:5511 _kmalloc_noprof include/linux/slab.h:969 [inline] _kzalloc_noprof include/linux/slab.h:1290 [inline] uss720_probe+0xf6/0x330 drivers/usb/misc/uss720.c:702 usb_probe_interface+0x210/0x480 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x12f/0x3a0 drivers/base/dd.c:706 __driver_probe_device+0xe9/0x1a0 drivers/base/dd.c:868 driver_probe_device+0x28/0xf0 drivers/base/dd.c:898 __device_attach_driver+0x10f/0x170 drivers/base/dd.c:1026 bus_for_each_drv+0xd2/0x130 drivers/base/bus.c:500 __device_attach+0xf9/0x290 drivers/base/dd.c:1098 device_initial_probe+0x6f/0x80 drivers/base/dd.c:1153 bus_probe_device+0x3e/0xb0 drivers/base/bus.c:620 device_add+0x99f/0xc80 drivers/base/core.c:3772 usb_set_configuration+0x8f5/0xb80 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0x73/0xb0 drivers/usb/core/generic.c:250 usb_probe_device+0x78/0x1f0 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x12f/0x3a0 drivers/base/dd.c:706 BUG: memory leak unreferenced object 0xffff88812d350b40 (size 96): comm "kworker/0:0", pid 9, jiffies 4294942439 hex dump (first 32 bytes): c0 34 0e 2c 81 88 ff ff 01 00 00 00 00 00 00 00 .4.,............ e0 34 0e 2c 81 88 ff ff e0 34 0e 2c 81 88 ff ff .4.,.....4.,.... backtrace (crc 519c4231): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4625 [inline] slab_alloc_node mm/slub.c:4945 [inline] __kmalloc_cache_noprof+0x356/0x440 mm/slub.c:5511 _kmalloc_noprof include/linux/slab.h:969 [inline] _kzalloc_noprof include/linux/slab.h:1290 [inline] submit_async_request.constprop.0+0x6b/0x440 drivers/usb/misc/uss720.c:137 get_1284_register+0x4a/0x1a0 drivers/usb/misc/uss720.c:205 uss720_probe+0x205/0x330 drivers/usb/misc/uss720.c:733 usb_probe_interface+0x210/0x480 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x12f/0x3a0 drivers/base/dd.c:706 __driver_probe_device+0xe9/0x1a0 drivers/base/dd.c:868 driver_probe_device+0x28/0xf0 drivers/base/dd.c:898 __device_attach_driver+0x10f/0x170 drivers/base/dd.c:1026 bus_for_each_drv+0xd2/0x130 drivers/base/bus.c:500 __device_attach+0xf9/0x290 drivers/base/dd.c:1098 device_initial_probe+0x6f/0x80 drivers/base/dd.c:1153 bus_probe_device+0x3e/0xb0 drivers/base/bus.c:620 device_add+0x99f/0xc80 drivers/base/core.c:3772 usb_set_configuration+0x8f5/0xb80 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0x73/0xb0 drivers/usb/core/generic.c:250 BUG: memory leak unreferenced object 0xffff88812d277180 (size 192): comm "kworker/0:0", pid 9, jiffies 4294942439 hex dump (first 32 bytes): 01 00 00 00 98 ff ff ff 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 98 71 27 2d 81 88 ff ff .........q'-.... backtrace (crc 26b7be33): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4625 [inline] slab_alloc_node mm/slub.c:4945 [inline] __do_kmalloc_node mm/slub.c:5361 [inline] __kmalloc_noprof+0x3bf/0x550 mm/slub.c:5387 _kmalloc_noprof include/linux/slab.h:973 [inline] usb_alloc_urb+0x66/0xa0 drivers/usb/core/urb.c:75 submit_async_request.constprop.0+0x11c/0x440 drivers/usb/misc/uss720.c:145 get_1284_register+0x4a/0x1a0 drivers/usb/misc/uss720.c:205 uss720_probe+0x205/0x330 drivers/usb/misc/uss720.c:733 usb_probe_interface+0x210/0x480 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x12f/0x3a0 drivers/base/dd.c:706 __driver_probe_device+0xe9/0x1a0 drivers/base/dd.c:868 driver_probe_device+0x28/0xf0 drivers/base/dd.c:898 __device_attach_driver+0x10f/0x170 drivers/base/dd.c:1026 bus_for_each_drv+0xd2/0x130 drivers/base/bus.c:500 __device_attach+0xf9/0x290 drivers/base/dd.c:1098 device_initial_probe+0x6f/0x80 drivers/base/dd.c:1153 bus_probe_device+0x3e/0xb0 drivers/base/bus.c:620 device_add+0x99f/0xc80 drivers/base/core.c:3772 usb_set_configuration+0x8f5/0xb80 drivers/usb/core/message.c:2268 BUG: memory leak unreferenced object 0xffff888111cfec80 (size 8): comm "kworker/0:0", pid 9, jiffies 4294942439 hex dump (first 8 bytes): c0 03 00 00 00 00 07 00 ........ backtrace (crc 40fcb6d): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4625 [inline] slab_alloc_node mm/slub.c:4945 [inline] __kmalloc_cache_noprof+0x356/0x440 mm/slub.c:5511 _kmalloc_noprof include/linux/slab.h:969 [inline] submit_async_request.constprop.0+0x143/0x440 drivers/usb/misc/uss720.c:150 get_1284_register+0x4a/0x1a0 drivers/usb/misc/uss720.c:205 uss720_probe+0x205/0x330 drivers/usb/misc/uss720.c:733 usb_probe_interface+0x210/0x480 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x12f/0x3a0 drivers/base/dd.c:706 __driver_probe_device+0xe9/0x1a0 drivers/base/dd.c:868 driver_probe_device+0x28/0xf0 drivers/base/dd.c:898 __device_attach_driver+0x10f/0x170 drivers/base/dd.c:1026 bus_for_each_drv+0xd2/0x130 drivers/base/bus.c:500 __device_attach+0xf9/0x290 drivers/base/dd.c:1098 device_initial_probe+0x6f/0x80 drivers/base/dd.c:1153 bus_probe_device+0x3e/0xb0 drivers/base/bus.c:620 device_add+0x99f/0xc80 drivers/base/core.c:3772 usb_set_configuration+0x8f5/0xb80 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0x73/0xb0 drivers/usb/core/generic.c:250 connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF