Date: Sun, 11 May 2008 01:12:25 +0400 (MSD) From: Chagin Dmitry <chagin.dmitry@gmail.com> To: Roman Divacky <rdivacky@freebsd.org> Cc: freebsd-emulation@freebsd.org, Chagin Dmitry <chagin.dmitry@gmail.com> Subject: Re: [patch] linux-x86-64 (for comments) Message-ID: <alpine.BSF.1.10.0805110057330.24758@ora.chd.net> In-Reply-To: <20080510154605.GA83247@freebsd.org> References: <20080508170819.GA68720@freebsd.org> <alpine.BSF.1.10.0805082117170.6489@ora.chd.net> <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>
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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 kernel: frame->tf_rip: 0x420608 kernel: frame->tf_rcx: 0x4205e5 kernel: frame->tf_rsp: 0x7fffffffd810 kernel: frame->tf_rbp: 0xffe00 kernel: frame->tf_rbx: 0x6cdbf0 kernel: frame->tf_rax: 0x88 kernel: frame->tf_addr: 0xffe10 ups ))) kernel: frame->tf_cs: 0x2b kernel: frame->tf_ss: 0x23 -------> here we are die 420608: 0f b7 45 10 movzwl 0x10(%rbp),%eax 42060c: 48 8d 5d 12 lea 0x12(%rbp),%rbx 420610: 48 89 df mov %rbx,%rdi this code is in function search_dir in elf/ldconfig.c (glibc) here i think that is it :) -- Have fun! chd
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