BUG: memory leak
unreferenced object 0xffff8881246ace00 (size 64):
  comm "syz-executor.0", pid 10288, jiffies 4294951929 (age 11.380s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 0e 55 24 81 88 ff ff  ..........U$....
  backtrace:
    [<00000000f597c2e1>] kmalloc include/linux/slab.h:552 [inline]
    [<00000000f597c2e1>] drm_vma_node_allow+0x32/0x120 drivers/gpu/drm/drm_vma_manager.c:274
    [<0000000095df8a03>] drm_gem_handle_create_tail+0x10c/0x280 drivers/gpu/drm/drm_gem.c:402
    [<00000000bc1d98d0>] vgem_gem_create drivers/gpu/drm/vgem/vgem_drv.c:199 [inline]
    [<00000000bc1d98d0>] vgem_gem_dumb_create+0x8d/0x240 drivers/gpu/drm/vgem/vgem_drv.c:219
    [<00000000725304c2>] drm_mode_create_dumb+0x121/0x150 drivers/gpu/drm/drm_dumb_buffers.c:94
    [<00000000fed76c99>] drm_ioctl_kernel+0xf0/0x160 drivers/gpu/drm/drm_ioctl.c:787
    [<0000000065d2763b>] drm_ioctl+0x2c8/0x4c0 drivers/gpu/drm/drm_ioctl.c:887
    [<00000000119c2212>] vfs_ioctl fs/ioctl.c:48 [inline]
    [<00000000119c2212>] __do_sys_ioctl fs/ioctl.c:753 [inline]
    [<00000000119c2212>] __se_sys_ioctl fs/ioctl.c:739 [inline]
    [<00000000119c2212>] __x64_sys_ioctl+0xfc/0x140 fs/ioctl.c:739
    [<00000000d9cd798f>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<00000000c630ff6c>] entry_SYSCALL_64_after_hwframe+0x44/0xa9