2021/03/10 14:46:00 executed programs: 132
BUG: memory leak
unreferenced object 0xffff8881256ee280 (size 64):
  comm "syz-executor.7", pid 11116, jiffies 4294949693 (age 16.450s)
  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 0c 75 24 81 88 ff ff  ..........u$....
  backtrace:
    [<000000001044f41c>] kmalloc include/linux/slab.h:554 [inline]
    [<000000001044f41c>] drm_vma_node_allow+0x32/0x120 drivers/gpu/drm/drm_vma_manager.c:274
    [<0000000039cdfb89>] drm_gem_handle_create_tail+0x107/0x250 drivers/gpu/drm/drm_gem.c:390
    [<0000000069546020>] vgem_gem_create drivers/gpu/drm/vgem/vgem_drv.c:203 [inline]
    [<0000000069546020>] vgem_gem_dumb_create+0x8d/0x240 drivers/gpu/drm/vgem/vgem_drv.c:223
    [<000000005a419bcc>] drm_mode_create_dumb+0x121/0x150 drivers/gpu/drm/drm_dumb_buffers.c:96
    [<00000000c7d2aa9d>] drm_ioctl_kernel+0xf0/0x160 drivers/gpu/drm/drm_ioctl.c:787
    [<00000000e3de4c3c>] drm_ioctl+0x2c8/0x4c0 drivers/gpu/drm/drm_ioctl.c:887
    [<00000000c6de34af>] vfs_ioctl fs/ioctl.c:48 [inline]
    [<00000000c6de34af>] __do_sys_ioctl fs/ioctl.c:753 [inline]
    [<00000000c6de34af>] __se_sys_ioctl fs/ioctl.c:739 [inline]
    [<00000000c6de34af>] __x64_sys_ioctl+0xfc/0x140 fs/ioctl.c:739
    [<0000000017fb1e54>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<00000000267c1811>] entry_SYSCALL_64_after_hwframe+0x44/0xae