r0 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000080)='./file0\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='system.posix_acl_access\x00', &(0x7f00000053c0)={{}, {}, [], {}, [{}]}, 0x2c, 0x0)