On Sun, Nov 11, 2018 at 5:24 AM Mark Millard <[email protected]> wrote:
>
> I attached with gdb in order to stop at the assert and look around.
>
>
>
> The following is a backtrace with notes and prints mixed in:
>
> (gdb) bt
> #0  thr_kill () at thr_kill.S:3
> #1  0x000000006028a21f in __raise (s=6) at /usr/src/lib/libc/gen/raise.c:52
> #2  0x0000000060204949 in abort () at /usr/src/lib/libc/stdlib/abort.c:67
> #3  0x000000006027855a in __assert (func=<optimized out>, file=<optimized 
> out>, line=<optimized out>, failedexpr=<optimized out>) at 
> /usr/src/lib/libc/gen/assert.c:51
>
> Note end==37146624 below vs. start (37146624 will show up again in later 
> notes)
>
> #4  0x0000000060036243 in page_set_flags (start=4143968256, end=37146624, 
> flags=9) at 
> /wrkdirs/usr/ports/emulators/qemu-user-static/work/qemu-bsd-user-2cb0cdd/accel/tcg/translate-all.c:2077
>
> Note start and len below:
>
> #5  0x000000006003df2b in target_mmap (start=4143968256, len=188145664, 
> prot=<optimized out>, flags=<optimized out>, fd=<optimized out>, 
> offset=<optimized out>)
>     at 
> /wrkdirs/usr/ports/emulators/qemu-user-static/work/qemu-bsd-user-2cb0cdd/bsd-user/mmap.c:626
>
> (gdb) print/x start
> $5 = 0xf6fff000
> (gdb) print/x len
> $6 = 0xb36e000
>
> Note start+len for the above (without wrapping):
>
> (gdb) print/x (long long)start + (long long)len
> $10 = 0x10236d000
> (gdb) print (long long)start + (long long)len
> $11 = 4332113920
>
> With wrapping:
>
> (gdb) print/x start+len
> $8 = 0x236d000
> (gdb) print start+len
> $9 = 37146624
>
> And there is end's value again.
>

Hi,

This should be fixed as of ports r484702; please do try this and let
us know how it goes.

Thanks,

Kyle Evans
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