Date: Sat, 10 May 2008 23:19:51 +0200 From: Roman Divacky <rdivacky@freebsd.org> To: Chagin Dmitry <chagin.dmitry@gmail.com> Cc: freebsd-emulation@freebsd.org Subject: Re: [patch] linux-x86-64 (for comments) Message-ID: <20080510211951.GA31390@freebsd.org> In-Reply-To: <alpine.BSF.1.10.0805110057330.24758@ora.chd.net> References: <20080508172503.GA69463@freebsd.org> <alpine.BSF.1.10.0805082210000.6489@ora.chd.net> <20080508195310.GA74606@freebsd.org> <alpine.BSF.1.10.0805090003520.8334@ora.chd.net> <20080508210641.GA81647@freebsd.org> <alpine.BSF.1.10.0805091835080.3602@ora.chd.net> <20080510105008.GA71225@freebsd.org> <alpine.BSF.1.10.0805100321540.887@ora.chd.net> <20080510154605.GA83247@freebsd.org> <alpine.BSF.1.10.0805110057330.24758@ora.chd.net>
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On Sun, May 11, 2008 at 01:12:25AM +0400, Chagin Dmitry wrote: > On Sat, 10 May 2008, Roman Divacky wrote: > > >>now /compat/linux/bin/pwd exited without SIGSEGV, but on former can't > >>load libc > > > >please... post more technical details if you want us to help you. if you > >mean this as "blog" entry only it's fine as it is :) but I suggest to > >establish an official blog (ask flz@ about one) for this announcements :) > > > > ooo, no blog ) > about technical details: > now problem in getdents syscall's family > trace of ldconfig look like this > > kernel: linux(26702): open(/lib, 0x90800, 0x6bdae0) > kernel: linux(26702): open returns error 0 > kernel: retval[0]: 0x3 / 3 > kernel: linux(26702): newfstat(3, *) > kernel: retval[0]: 0x0 / 0 > kernel: linux(26702): fcntl(3, 00000001, *) > kernel: retval[0]: 0x0 / 0 > kernel: linux(26702): fcntl(3, 00000002, *) > kernel: retval[0]: 0x0 / 0 > kernel: linux(26702): getdents(3, *, 8192) > kernel: retval[0]: 0x88 / 136 > > kernel: trap! > kernel: frame->tf_trapno: 0x12 + 0, /* 18 T_DIVIDE */ how can integer divide trap happen in "movzwl"? Are trap numbers the same on i386 and on amd64? is this machine-dependant or os-dependant?
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