12 executed programs: 287
2019/06/02 11:25:18 executed programs: 305
2019/06/02 11:25:23 executed programs: 327
BUG: memory leak
unreferenced object 0xffff88810cc97400 (size 96):
  comm "syz-executor.5", pid 8567, jiffies 4295092831 (age 13.550s)
  hex dump (first 32 bytes):
    38 e7 e8 83 ff ff ff ff 08 74 c9 0c 81 88 ff ff  8........t......
    08 74 c9 0c 81 88 ff ff 00 00 00 00 00 00 00 00  .t..............
  backtrace:
    [<000000008287fe26>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline]
    [<000000008287fe26>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<000000008287fe26>] slab_alloc mm/slab.c:3326 [inline]
    [<000000008287fe26>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<00000000fc938977>] kmalloc include/linux/slab.h:547 [inline]
    [<00000000fc938977>] kzalloc include/linux/slab.h:742 [inline]
    [<00000000fc938977>] class_dir_create_and_add drivers/base/core.c:1723 [inline]
    [<00000000fc938977>] get_device_parent.isra.0+0x1a8/0x240 drivers/base/core.c:1787
    [<00000000a0c89672>] device_add+0x136/0x890 drivers/base/core.c:2048
    [<000000008b697952>] hci_register_dev+0x166/0x380 net/bluetooth/hci_core.c:3305
    [<0000000082dbe53d>] __vhci_create_device+0x10a/0x1f0 drivers/bluetooth/hci_vhci.c:124
    [<00000000d30aa329>] vhci_create_device drivers/bluetooth/hci_vhci.c:148 [inline]
    [<00000000d30aa329>] vhci_get_user drivers/bluetooth/hci_vhci.c:204 [inline]
    [<00000000d30aa329>] vhci_write+0x130/0x1f0 drivers/bluetooth/hci_vhci.c:284
    [<000000002699fa5d>] call_write_iter include/linux/fs.h:1872 [inline]
    [<000000002699fa5d>] new_sync_write+0x1ad/0x260 fs/read_write.c:483
    [<00000000abd7138f>] __vfs_write+0x87/0xa0 fs/read_write.c:496
    [<000000008258718b>] __kernel_write+0x74/0x150 fs/read_write.c:515
    [<000000003e1d9309>] write_pipe_buf+0x68/0x90 fs/splice.c:794
    [<00000000464ac409>] splice_from_pipe_feed fs/splice.c:500 [inline]
    [<00000000464ac409>] __splice_from_pipe+0x12b/0x260 fs/splice.c:624
    [<00000000c4a77ad0>] splice_from_pipe+0x74/0xb0 fs/splice.c:659
    [<00000000c272d65c>] default_file_splice_write+0x3c/0x60 fs/splice.c:806
    [<00000000e538fd7b>] do_splice_from fs/splice.c:848 [inline]
    [<00000000e538fd7b>] direct_splice_actor+0x5f/0x70 fs/splice.c:1020
    [<00000000448dcffa>] splice_direct_to_actor+0x121/0x2e0 fs/splice.c:975
    [<000000007589d594>] do_splice_direct+0xb2/0x110 fs/splice.c:1063