https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=238333

--- Comment #3 from Conrad Meyer <[email protected]> ---
I should add, if you still have gdb open:

(In reply to olevole from comment #0)
> Thread 29 "rfbout" received signal SIGBUS, Bus error.
> [Switching to LWP 101756 of process 93578]
> memcpy () at /usr/src/lib/libc/amd64/string/memmove.S:306
> 306             MEMMOVE erms=0 overlap=1 begin=MEMMOVE_BEGIN end=MEMMOVE_END
> (gdb) bt
> #0  memcpy () at /usr/src/lib/libc/amd64/string/memmove.S:306

'info registers' might be interesting here, in tandem with 'show disas' or 'x/i
$rip'.

> (gdb) p len
> $1 = 9600016

That's our 2000*1200*4 + 16 magic number from earlier.

> print sizeof(strm)
> $2 = 8
> 
> (gdb) print sizeof(s)
> $3 = 8

These are just the pointers.  Please 'print *strm' and '*s'.

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