[stock, in=out=0x80000000]
dfh: DF2248: TRIGGER in=out=0x80000000 (bit 31 set -> int r negative -> while(r--) runaway)

Fatal trap 12: page fault while in kernel mode
fault virtual address	= 0xfffff801167bf000
fault code		= supervisor write data, page not present
instruction pointer	= 0x8:0xffffffff809da513
Stopped at      iconv_xlat_conv+0x63:	movb    %r9b,(%rbx,%rax,1)