From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Michael Albinus Newsgroups: gmane.emacs.bugs Subject: bug#24682: 26.0.50; Bootstrap failed Date: Fri, 14 Oct 2016 17:33:53 +0200 Message-ID: <8760ovj672.fsf@gmx.de> References: <87pon48sz1.fsf@gmx.de> <83h98g8bi5.fsf@gnu.org> <8760ovj8od.fsf@gmx.de> <83eg3j3ruw.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1476461323 18023 195.159.176.226 (14 Oct 2016 16:08:43 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 14 Oct 2016 16:08:43 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux) Cc: 24682@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Oct 14 18:08:35 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bv527-0003FV-Qu for geb-bug-gnu-emacs@m.gmane.org; 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Fri, 14 Oct 2016 15:35:02 +0000 Original-Received: (at 24682) by debbugs.gnu.org; 14 Oct 2016 15:34:12 +0000 Original-Received: from localhost ([127.0.0.1]:55436 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bv4Uq-0004Ez-7q for submit@debbugs.gnu.org; Fri, 14 Oct 2016 11:34:11 -0400 Original-Received: from mout.gmx.net ([212.227.15.19]:52394) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bv4Ul-0004ES-8w for 24682@debbugs.gnu.org; Fri, 14 Oct 2016 11:34:07 -0400 Original-Received: from detlef.gmx.de ([87.146.61.249]) by mail.gmx.com (mrgmx003) with ESMTPSA (Nemesis) id 0M243n-1cofzL2TIB-00u1Ez; Fri, 14 Oct 2016 17:33:56 +0200 In-Reply-To: <83eg3j3ruw.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 14 Oct 2016 17:52:39 +0300") X-Provags-ID: V03:K0:eaVjBbiyUIeRuYe323lw4oFY2wXvRKvh09lqtL90lnpgrxwJxL1 syXR6c2TC+Z9abjO0HlyDmo/01T/4nwIJdGgfXq9OLM0zz+GPLMlRbIzo5wduFk0reFriSR qEWM5o4Ofe/49959II43U6gbsrGKyMGe89PfodeL0nbGDbBMAMQVp+r7YNefxmVskVE08fn zP1/CiO41rnfDcvzVxLRA== X-UI-Out-Filterresults: notjunk:1;V01:K0:++23nfKY1fU=:wnklbF0xBwLYPXlpxCkVUH ymrP3vCBoTR992RGyTmvx9d+s4Y+IwBVJkC/1Kl2gByIbgmL9Dcd+G+jENVRJbOT4R+NwmyjZ Fz1J4VwoKmNooGevwbaUhlF/ebDMoGfCwDoZG9zRgAnJvj75xmLIxDpCsXbYgG8fqoBNbeRto yOSkNDwdScs+czR2jgKaLN4jWw8ssdNObLZRV4+xjmkISkKWiUbuuBIUthlH1nHq3S+kSR1Hf MCb+eKOk+Pbz3/kXB52RMxrsi1u035rkr1GFGXPQGsT6QBL04IsXhHMK52Su6BYJr6aFeMCTj Tnv10bmEvVIuFm0FarJyvkHX4eAtzIFh4TPiT5x79M07Z0e0o+NIJElCfRRgp/7lspaaMapOR T1qUjvLaRBbQLh5z0smprfSrVskLyHDk7ABA1t5LGY+WTQ7teFPZ4RQWDhBvINwwr6/Qe0Dc5 WrVFlivd3D+TgtloHUzw+UwHG2ND4SYt34cO347XYCsS7gGg7KR2B4NA1WFO9EKLXh3twKDxa r5dpikUWmd9STjuQjOqeOSX8/7u/Q4GmRAgCIT8RUBpPPvEdyi3mDvdZBHo4PeT41QWHksckD JnUXdwc/rkT5xfTZxhYwH7DMF/uz2xtbWbCSoWUd+V2gKS7m2+strvvYJxHIyePZ0yIpcwXfv a3Eh5IxMS6omGSigTUh9OUtAIibZcQDQDHFJlEKdUN7R2abjoDzrIbbuErK0j2B8I889HaGPT 0nJMDDZr0yLEXOKRQbr/YSIBz4TSVq6+EbgrRomczuiHhCSalFFmh/6VEpipmrAPkEqv7zel X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:124460 Archived-At: Eli Zaretskii writes: >> Program received signal SIGSEGV, Segmentation fault. >> __memcpy_ssse3 () at ../sysdeps/x86_64/multiarch/memcpy-ssse3.S:130 >> 130 ../sysdeps/x86_64/multiarch/memcpy-ssse3.S: No such file or directory. >> (gdb) bt >> #0 __memcpy_ssse3 () at ../sysdeps/x86_64/multiarch/memcpy-ssse3.S:130 >> #1 0x0000555555707f8b in memcpy (__len=1465781148, __src=0x781464, >> __dest=0x7fff8fc1a464) at /usr/include/x86_64-linux-gnu/bits/string3.h:53 >> #2 unexec ( >> new_name=0x555557049248 >> "/usr/local/src/emacs/src/emacs", >> old_name=0x555557049270 >> "/usr/local/src/emacs/src/temacs") at unexelf.c:406 >> #3 0x000055555565bea7 in Fdump_emacs (filename=93825020178884, >> symfile=) at emacs.c:2157 > > Isn't the value of __len (about 1.4GB) too large? unexelf.c:406 is > this: > > /* Copy over what we have in memory now for the bss area. */ > memcpy (new_base + new_data2_offset, (caddr_t) old_bss_addr, > bss_size_growth); > > So bss_size_growth is about 1.4GB, which sounds incredibly large. > > the value is computed on line 334, can you tell the values of the two > variables that get subtracted there? The values of local variables are (taken from *locals of temacs*) int new_file 6 int old_file 5 off_t new_file_size 1487902352 caddr_t old_base 0x7fffe8193000 "\177ELF\002\001\001" caddr_t new_base 0x7fff8f699000 "\177ELF\002\001\001" Elf64_Ehdr * old_file_h 0x7fffe8193000 Elf64_Ehdr * new_file_h 0x7fff8f699000 Elf64_Phdr * old_program_h 0x7fffe8193040 Elf64_Phdr * new_program_h Elf64_Shdr * old_section_h 0x7fffe96aaff0 Elf64_Shdr * new_section_h 0x7fffe8191b90 char * old_section_names 0x7fffe96aae5f "" char * new_section_names Elf64_Phdr * old_bss_seg Elf64_Phdr * new_bss_seg 0x7fff8f6990e8 Elf64_Addr old_bss_addr 7869540 Elf64_Addr new_bss_addr 93825034231808 Elf64_Word old_bss_size Elf64_Word bss_size_growth 1465781148 Elf64_Word new_data2_size 1465781152 Elf64_Off old_bss_offset 5772388 Elf64_Off new_data2_offset 5772388 ptrdiff_t n ptrdiff_t old_bss_index 31 struct stat stat_buf off_t old_file_size 22121200