BUG: memory leak unreferenced object 0xffff88810ed79400 (size 1024): comm "kworker/0:2", pid 3839, jiffies 4294947910 (age 15.120s) hex dump (first 32 bytes): 88 49 dd 11 81 88 ff ff 88 49 dd 11 81 88 ff ff .I.......I...... 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000676837e8>] kmalloc include/linux/slab.h:552 [inline] [<00000000676837e8>] kzalloc include/linux/slab.h:664 [inline] [<00000000676837e8>] usb_set_configuration+0x18c/0xb90 drivers/usb/core/message.c:1987 [<0000000015d385d3>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238 [<00000000f0f8e2aa>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293 [<00000000c43a81fa>] really_probe+0x159/0x480 drivers/base/dd.c:554 [<00000000a64da62d>] driver_probe_device+0x84/0x100 drivers/base/dd.c:738 [<00000000871b9a98>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:844 [<00000000c37f76ce>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431 [<000000007d829c0f>] __device_attach+0x122/0x250 drivers/base/dd.c:912 [<00000000ad3c7a03>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491 [<00000000472efb42>] device_add+0x5ac/0xc30 drivers/base/core.c:2936 [<000000009c7a572a>] usb_new_device.cold+0x166/0x578 drivers/usb/core/hub.c:2554 [<0000000086853c7b>] hub_port_connect drivers/usb/core/hub.c:5222 [inline] [<0000000086853c7b>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<0000000086853c7b>] port_event drivers/usb/core/hub.c:5508 [inline] [<0000000086853c7b>] hub_event+0x144a/0x20d0 drivers/usb/core/hub.c:5590 [<0000000078b3992c>] process_one_work+0x27d/0x590 kernel/workqueue.c:2272 [<0000000086267075>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2418 [<00000000cbaa0780>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000ef5468b4>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff888107e56060 (size 32): comm "kworker/0:2", pid 3839, jiffies 4294947910 (age 15.120s) hex dump (first 32 bytes): 31 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00 1-1:0.0......... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000092c56629>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25 [<00000000c654945d>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49 [<00000000f9266459>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:289 [<000000001fd7cdd0>] dev_set_name+0x63/0x90 drivers/base/core.c:2722 [<0000000072591f1a>] usb_set_configuration+0x6be/0xb90 drivers/usb/core/message.c:2094 [<0000000015d385d3>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238 [<00000000f0f8e2aa>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293 [<00000000c43a81fa>] really_probe+0x159/0x480 drivers/base/dd.c:554 [<00000000a64da62d>] driver_probe_device+0x84/0x100 drivers/base/dd.c:738 [<00000000871b9a98>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:844 [<00000000c37f76ce>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431 [<000000007d829c0f>] __device_attach+0x122/0x250 drivers/base/dd.c:912 [<00000000ad3c7a03>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491 [<00000000472efb42>] device_add+0x5ac/0xc30 drivers/base/core.c:2936 [<000000009c7a572a>] usb_new_device.cold+0x166/0x578 drivers/usb/core/hub.c:2554 [<0000000086853c7b>] hub_port_connect drivers/usb/core/hub.c:5222 [inline] [<0000000086853c7b>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<0000000086853c7b>] port_event drivers/usb/core/hub.c:5508 [inline] [<0000000086853c7b>] hub_event+0x144a/0x20d0 drivers/usb/core/hub.c:5590 BUG: memory leak unreferenced object 0xffff88810fb34200 (size 256): comm "kworker/0:2", pid 3839, jiffies 4294947914 (age 15.080s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 42 b3 0f 81 88 ff ff .........B...... 08 42 b3 0f 81 88 ff ff 30 96 58 82 ff ff ff ff .B......0.X..... backtrace: [<00000000b46fb209>] kmalloc include/linux/slab.h:552 [inline] [<00000000b46fb209>] kzalloc include/linux/slab.h:664 [inline] [<00000000b46fb209>] device_private_init drivers/base/core.c:2778 [inline] [<00000000b46fb209>] device_add+0x7e8/0xc30 drivers/base/core.c:2828 [<0000000015559313>] usb_set_configuration+0x9de/0xb90 drivers/usb/core/message.c:2159 [<0000000015d385d3>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238 [<00000000f0f8e2aa>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293 [<00000000c43a81fa>] really_probe+0x159/0x480 drivers/base/dd.c:554 [<00000000a64da62d>] driver_probe_device+0x84/0x100 drivers/base/dd.c:738 [<00000000871b9a98>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:844 [<00000000c37f76ce>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431 [<000000007d829c0f>] __device_attach+0x122/0x250 drivers/base/dd.c:912 [<00000000ad3c7a03>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491 [<00000000472efb42>] device_add+0x5ac/0xc30 drivers/base/core.c:2936 [<000000009c7a572a>] usb_new_device.cold+0x166/0x578 drivers/usb/core/hub.c:2554 [<0000000086853c7b>] hub_port_connect drivers/usb/core/hub.c:5222 [inline] [<0000000086853c7b>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<0000000086853c7b>] port_event drivers/usb/core/hub.c:5508 [inline] [<0000000086853c7b>] hub_event+0x144a/0x20d0 drivers/usb/core/hub.c:5590 [<0000000078b3992c>] process_one_work+0x27d/0x590 kernel/workqueue.c:2272 [<0000000086267075>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2418 [<00000000cbaa0780>] kthread+0x178/0x1b0 kernel/kthread.c:292 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory