BUG: memory leak unreferenced object 0xffff888037ec5410 (size 144): comm "syz-executor.3", pid 15539, jiffies 4297014532 (age 23.247s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 2a a1 44 65 00 00 00 00 ........*.De.... cd e9 7a 1c 00 00 00 00 2a a1 44 65 00 00 00 00 ..z.....*.De.... backtrace: [<000000004ca7c5d7>] kmem_cache_zalloc include/linux/slab.h:654 [inline] [<000000004ca7c5d7>] __kernfs_iattrs+0xbc/0x470 fs/kernfs/inode.c:43 [<00000000099752a4>] kernfs_iattrs fs/kernfs/inode.c:66 [inline] [<00000000099752a4>] kernfs_xattr_set+0x2b/0x80 fs/kernfs/inode.c:304 [<000000006476a7df>] selinux_kernfs_init_security+0x26d/0x4c0 security/selinux/hooks.c:3522 [<00000000a00d589a>] security_kernfs_init_security+0x4e/0xb0 security/security.c:1456 [<0000000022500443>] __kernfs_new_node+0x531/0x860 fs/kernfs/dir.c:674 [<00000000134e296f>] kernfs_new_node fs/kernfs/dir.c:699 [inline] [<00000000134e296f>] kernfs_create_dir_ns+0x9c/0x230 fs/kernfs/dir.c:1035 [<0000000080d909d1>] kernfs_create_dir include/linux/kernfs.h:561 [inline] [<0000000080d909d1>] cgroup_create kernel/cgroup/cgroup.c:5343 [inline] [<0000000080d909d1>] cgroup_mkdir+0x318/0xf50 kernel/cgroup/cgroup.c:5477 [<00000000fe7816d4>] kernfs_iop_mkdir+0x14d/0x1e0 fs/kernfs/dir.c:1136 [<00000000647d0978>] vfs_mkdir+0x493/0x700 fs/namei.c:3712 [<00000000d49b322c>] do_mkdirat+0x150/0x2b0 fs/namei.c:3734 [<000000009d13599f>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 [<000000003fc0d278>] entry_SYSCALL_64_after_hwframe+0x62/0xc7 BUG: leak checking failed