BUG: memory leak
unreferenced object 0xffff888118cfa480 (size 64):
  comm "kworker/0:1", pid 7, jiffies 4295045613 (age 17.170s)
  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:
    [<ffffffff82beb2c9>] kmalloc include/linux/slab.h:561 [inline]
    [<ffffffff82beb2c9>] hcd_buffer_alloc+0x149/0x190 drivers/usb/core/buffer.c:134
    [<ffffffff82bcf5f2>] usb_alloc_coherent+0x42/0x60 drivers/usb/core/usb.c:975
    [<ffffffff828f933b>] mcba_usb_start drivers/net/can/usb/mcba_usb.c:644 [inline]
    [<ffffffff828f933b>] mcba_usb_probe+0x27b/0x430 drivers/net/can/usb/mcba_usb.c:846
    [<ffffffff82be7797>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396
    [<ffffffff82625ca9>] really_probe+0x159/0x500 drivers/base/dd.c:576
    [<ffffffff826260db>] driver_probe_device+0x8b/0x100 drivers/base/dd.c:763
    [<ffffffff82626806>] __device_attach_driver+0xf6/0x120 drivers/base/dd.c:870
    [<ffffffff82622b97>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431
    [<ffffffff82626382>] __device_attach+0x122/0x260 drivers/base/dd.c:938
    [<ffffffff82624836>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491
    [<ffffffff82620c55>] device_add+0x5d5/0xd70 drivers/base/core.c:3324
    [<ffffffff82be4d39>] usb_set_configuration+0x9d9/0xb90 drivers/usb/core/message.c:2164
    [<ffffffff82bf50bc>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82be6efc>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82625ca9>] really_probe+0x159/0x500 drivers/base/dd.c:576
    [<ffffffff826260db>] driver_probe_device+0x8b/0x100 drivers/base/dd.c:763

BUG: memory leak
unreferenced object 0xffff888118f44640 (size 64):
  comm "kworker/0:1", pid 7, jiffies 4295045613 (age 17.170s)
  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:
    [<ffffffff82beb2c9>] kmalloc include/linux/slab.h:561 [inline]
    [<ffffffff82beb2c9>] hcd_buffer_alloc+0x149/0x190 drivers/usb/core/buffer.c:134
    [<ffffffff82bcf5f2>] usb_alloc_coherent+0x42/0x60 drivers/usb/core/usb.c:975
    [<ffffffff828f933b>] mcba_usb_start drivers/net/can/usb/mcba_usb.c:644 [inline]
    [<ffffffff828f933b>] mcba_usb_probe+0x27b/0x430 drivers/net/can/usb/mcba_usb.c:846
    [<ffffffff82be7797>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396
    [<ffffffff82625ca9>] really_probe+0x159/0x500 drivers/base/dd.c:576
    [<ffffffff826260db>] driver_probe_device+0x8b/0x100 drivers/base/dd.c:763
    [<ffffffff82626806>] __device_attach_driver+0xf6/0x120 drivers/base/dd.c:870
    [<ffffffff82622b97>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431
    [<ffffffff82626382>] __device_attach+0x122/0x260 drivers/base/dd.c:938
    [<ffffffff82624836>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491
    [<ffffffff82620c55>] device_add+0x5d5/0xd70 drivers/base/core.c:3324
    [<ffffffff82be4d39>] usb_set_configuration+0x9d9/0xb90 drivers/usb/core/message.c:2164
    [<ffffffff82bf50bc>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82be6efc>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82625ca9>] really_probe+0x159/0x500 drivers/base/dd.c:576
    [<ffffffff826260db>] driver_probe_device+0x8b/0x100 drivers/base/dd.c:763

BUG: memory leak
unreferenced object 0xffff888111e2d680 (size 64):
  comm "kworker/0:1", pid 7, jiffies 4295045613 (age 17.170s)
  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:
    [<ffffffff82beb2c9>] kmalloc include/linux/slab.h:561 [inline]
    [<ffffffff82beb2c9>] hcd_buffer_alloc+0x149/0x190 drivers/usb/core/buffer.c:134
    [<ffffffff82bcf5f2>] usb_alloc_coherent+0x42/0x60 drivers/usb/core/usb.c:975
    [<ffffffff828f933b>] mcba_usb_start drivers/net/can/usb/mcba_usb.c:644 [inline]
    [<ffffffff828f933b>] mcba_usb_probe+0x27b/0x430 drivers/net/can/usb/mcba_usb.c:846
    [<ffffffff82be7797>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396
    [<ffffffff82625ca9>] really_probe+0x159/0x500 drivers/base/dd.c:576
    [<ffffffff826260db>] driver_probe_device+0x8b/0x100 drivers/base/dd.c:763
    [<ffffffff82626806>] __device_attach_driver+0xf6/0x120 drivers/base/dd.c:870
    [<ffffffff82622b97>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431
    [<ffffffff82626382>] __device_attach+0x122/0x260 drivers/base/dd.c:938
    [<ffffffff82624836>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491
    [<ffffffff82620c55>] device_add+0x5d5/0xd70 drivers/base/core.c:3324
    [<ffffffff82be4d39>] usb_set_configuration+0x9d9/0xb90 drivers/usb/core/message.c:2164
    [<ffffffff82bf50bc>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82be6efc>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82625ca9>] really_probe+0x159/0x500 drivers/base/dd.c:576
    [<ffffffff826260db>] driver_probe_device+0x8b/0x100 drivers/base/dd.c:763