DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026     root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
--- write AAAA via v0 (stderr shown) ---
0+1 records in
1+0 records out
512 bytes transferred in 0.000099 secs (5161811 bytes/sec)
--- read via v0 ---
1+0 records in
1+0 records out
512 bytes transferred in 0.000110 secs (4640624 bytes/sec)
0000000    A   A   A   A   -   v   0   -   m   a   r   k   -   b   b   b
0000020    b   b   b   b   b   b   b   b   b  \0  \0  \0  \0  \0  \0  \0
0000040   \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0
--- write BBBB via v256 (stderr shown) ---
0+1 records in
1+0 records out
512 bytes transferred in 0.000099 secs (5165977 bytes/sec)
--- read via v0 (BBBB => aliasing) ---
1+0 records in
1+0 records out
512 bytes transferred in 0.000205 secs (2500366 bytes/sec)
0000000    B   B   B   B   -   v   2   5   6   -   A   L   I   A   S   -
0000020    c   c   c   c   c   c   c   c  \0  \0  \0  \0  \0  \0  \0  \0
0000040   \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0
--- read via v256 ---
1+0 records in
1+0 records out
512 bytes transferred in 0.000277 secs (1846775 bytes/sec)
0000000    B   B   B   B   -   v   2   5   6   -   A   L   I   A   S   -
0000020    c   c   c   c   c   c   c   c  \0  \0  \0  \0  \0  \0  \0  \0
0000040   \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0  \0