kmemleak complaints on request queue stats (virtio)

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Hi,

I just got the below kmemleak report. Just thought I'd send it
out as I don't have time to look into it just now...

--
unreferenced object 0xffff8ab236717920 (size 32):
  comm "swapper/0", pid 1, jiffies 4294892551 (age 9966.044s)
  hex dump (first 32 bytes):
    20 79 71 36 b2 8a ff ff 20 79 71 36 b2 8a ff ff   yq6.... yq6....
    00 00 00 00 ff ff ff ff e0 c1 4b 9b ff ff ff ff  ..........K.....
  backtrace:
    [<ffffffff9b84212a>] kmemleak_alloc+0x4a/0xa0
    [<ffffffff9b1ff780>] kmem_cache_alloc_trace+0x110/0x230
    [<ffffffff9b3cd74f>] blk_alloc_queue_stats+0x1f/0x40
    [<ffffffff9b3bacd4>] blk_alloc_queue_node+0x94/0x2e0
    [<ffffffff9b3cbdd0>] blk_mq_init_queue+0x20/0x60
    [<ffffffff9b593665>] loop_add+0xe5/0x270
    [<ffffffff9bfe348b>] loop_init+0x10b/0x149
    [<ffffffff9b002193>] do_one_initcall+0x53/0x1a0
    [<ffffffff9bf8b133>] kernel_init_freeable+0x16d/0x1f3
    [<ffffffff9b83ed0e>] kernel_init+0xe/0x100
    [<ffffffff9b84d27c>] ret_from_fork+0x2c/0x40
    [<ffffffffffffffff>] 0xffffffffffffffff
unreferenced object 0xffff8ab23666d440 (size 32):
  comm "swapper/0", pid 1, jiffies 4294892552 (age 9966.040s)
  hex dump (first 32 bytes):
    40 d4 66 36 b2 8a ff ff 40 d4 66 36 b2 8a ff ff  @.f6....@.f6....
    00 00 00 00 00 00 00 00 2a 21 84 9b ff ff ff ff  ........*!......
  backtrace:
    [<ffffffff9b84212a>] kmemleak_alloc+0x4a/0xa0
    [<ffffffff9b1ff780>] kmem_cache_alloc_trace+0x110/0x230
    [<ffffffff9b3cd74f>] blk_alloc_queue_stats+0x1f/0x40
    [<ffffffff9b3bacd4>] blk_alloc_queue_node+0x94/0x2e0
    [<ffffffff9b3cbdd0>] blk_mq_init_queue+0x20/0x60
    [<ffffffff9b596382>] virtblk_probe+0x172/0x700
    [<ffffffff9b4e3193>] virtio_dev_probe+0x143/0x1f0
    [<ffffffff9b56eb7f>] driver_probe_device+0x2bf/0x460
    [<ffffffff9b56edff>] __driver_attach+0xdf/0xf0
    [<ffffffff9b56c914>] bus_for_each_dev+0x64/0xa0
    [<ffffffff9b56e3ce>] driver_attach+0x1e/0x20
    [<ffffffff9b56decd>] bus_add_driver+0x1fd/0x270
    [<ffffffff9b56f910>] driver_register+0x60/0xe0
    [<ffffffff9b4e2e10>] register_virtio_driver+0x20/0x30
    [<ffffffff9bfe351a>] init+0x51/0x7e
    [<ffffffff9b002193>] do_one_initcall+0x53/0x1a0
--



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