r0 = add_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz', 0x2}, &(0x7f0000000080)='~', 0x1, 0xfffffffffffffffd)
keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r0, &(0x7f00000000c0)='cifs.idmap\x00', &(0x7f0000000100)=@keyring)