BUG: memory leak
unreferenced object 0xffff88800c91cb60 (size 144):
  comm "syz-executor.2", pid 6900, jiffies 4295478778 (age 21.765s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 96 13 72 66 00 00 00 00  ..........rf....
    c5 3b b8 09 00 00 00 00 96 13 72 66 00 00 00 00  .;........rf....
  backtrace:
    [<000000001ef60999>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<000000001ef60999>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<00000000e60897c1>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<00000000e60897c1>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<00000000f3ffe42f>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<00000000134dd406>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<000000004545ffff>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<0000000005eb1c34>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<00000000619d4d47>] kernfs_create_dir_ns+0x49/0x160 fs/kernfs/dir.c:1047
    [<000000009a0389ae>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<000000009a0389ae>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<000000009a0389ae>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5477
    [<00000000298adeb5>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<000000004dca2f77>] vfs_mkdir+0x493/0x700 fs/namei.c:3706
    [<000000006b889dc0>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<0000000030140c73>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<0000000031a17c78>] entry_SYSCALL_64_after_hwframe+0x67/0xd1

BUG: memory leak
unreferenced object 0xffff888053effc30 (size 144):
  comm "syz-executor.2", pid 6915, jiffies 4295479028 (age 21.516s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 96 13 72 66 00 00 00 00  ..........rf....
    1f db 98 18 00 00 00 00 96 13 72 66 00 00 00 00  ..........rf....
  backtrace:
    [<000000001ef60999>] kmem_cache_zalloc include/linux/slab.h:654 [inline]
    [<000000001ef60999>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43
    [<00000000e60897c1>] kernfs_iattrs fs/kernfs/inode.c:66 [inline]
    [<00000000e60897c1>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304
    [<00000000f3ffe42f>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522
    [<00000000134dd406>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456
    [<000000004545ffff>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674
    [<0000000005eb1c34>] kernfs_new_node+0x18d/0x250 fs/kernfs/dir.c:711
    [<00000000619d4d47>] kernfs_create_dir_ns+0x49/0x160 fs/kernfs/dir.c:1047
    [<000000009a0389ae>] kernfs_create_dir include/linux/kernfs.h:561 [inline]
    [<000000009a0389ae>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline]
    [<000000009a0389ae>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5477
    [<00000000298adeb5>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1148
    [<000000004dca2f77>] vfs_mkdir+0x493/0x700 fs/namei.c:3706
    [<000000006b889dc0>] do_mkdirat+0x150/0x2b0 fs/namei.c:3728
    [<0000000030140c73>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<0000000031a17c78>] entry_SYSCALL_64_after_hwframe+0x67/0xd1

BUG: leak checking failed