Comment 10 for bug 1755499

#0 __GI___libc_write (fd=4, buf=0xaaaaaaacbc40, nbytes=30) at ../sysdeps/unix/sysv/linux/write.c:25
#1 0x0000ffffb7ebf878 in _IO_new_file_write (f=0xaaaaaaac9850, data=0xaaaaaaacbc40, n=30) at fileops.c:1255
#2 0x0000ffffb7ebec28 in new_do_write (fp=0xaaaaaaac9850, data=0xaaaaaaacbc40 "acl: Function not implemented\n", to_do=to_do@entry=30) at fileops.c:510
#3 0x0000ffffb7ec0994 in _IO_new_do_write (fp=<optimized out>, data=<optimized out>, to_do=30) at fileops.c:486
#4 0x0000ffffb7ebff6c in _IO_new_file_xsputn (f=0xaaaaaaac9850, data=<optimized out>, n=1) at fileops.c:1323
#5 0x0000ffffb7e97064 in _IO_vfprintf_internal (s=0xaaaaaaac9850, format=0xffffb7f76008 "%s%s%s\n", ap=...) at vfprintf.c:1674
#6 0x0000ffffb7eb2180 in locked_vfxprintf (fp=fp@entry=0xaaaaaaac9850, fmt=<optimized out>, ap=...) at fxprintf.c:30
#7 0x0000ffffb7eb22e0 in __fxprintf (fp=fp@entry=0xaaaaaaac9850, fmt=fmt@entry=0xffffb7f76008 "%s%s%s\n") at fxprintf.c:74
#8 0x0000ffffb7eaf588 in perror_internal (fp=fp@entry=0xaaaaaaac9850, s=s@entry=0xaaaaaaab64d0 "acl", errnum=errnum@entry=38) at perror.c:39
#9 0x0000ffffb7eaf65c in __GI_perror (s=0xaaaaaaab64d0 "acl") at perror.c:74
#10 0x0000aaaaaaab256c in create_test_area (dir=0xfffffffff886 "foo") at t_immutable.c:2008
#11 0x0000aaaaaaaaba88 in main (argc=3, argv=0xfffffffff638) at t_immutable.c:2277