GNU bug report logs - #20102
Problem with ld.so RUNPATH on armhf

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From: Mark H Weaver <mhw <at> netris.org>
To: ludo <at> gnu.org (Ludovic Courtès)
Cc: 20102 <at> debbugs.gnu.org
Subject: bug#20102: Problem with ld.so RUNPATH on armhf
Date: Wed, 08 Apr 2015 11:26:07 -0400

Mark H Weaver <mhw <at> netris.org> writes:

> ludo <at> gnu.org (Ludovic Courtès) writes:
>
>> Could you try the same on armhf?
>
> I've done so.  Here's the transcript:
>
> mhw <at> novena:/tmp/nix-build-glibc-2.21.drv-0$ source environment-variables 
> mhw <at> novena:/tmp/nix-build-glibc-2.21.drv-0/build$ cd /tmp/nix-build-glibc-2.21.drv-0/build/elf/
> mhw <at> novena:/tmp/nix-build-glibc-2.21.drv-0/build/elf$ /usr/bin/strace -s 345 -f -o ,,s gcc --verbose   -nostdlib -nostartfiles -shared -o /tmp/nix-build-glibc-2.21.drv-0/build/elf/ld.so.new		\
> 	  -Wl,-z,combreloc -Wl,-z,relro -Wl,--hash-style=both -Wl,-z,defs 	\
> 	  /tmp/nix-build-glibc-2.21.drv-0/build/elf/librtld.os -Wl,--version-script=/tmp/nix-build-glibc-2.21.drv-0/build/ld.map		\
> 	  -Wl,-soname=ld-linux-armhf.so.3			\
> 	  -Wl,-defsym=_begin=0
>> > > > Using built-in specs.
> COLLECT_GCC=gcc
> COLLECT_LTO_WRAPPER=/gnu/store/qchkhdj4nn4aqs8rrbbyybrj2sarjs3j-gcc-4.8.4/libexec/gcc/armv7l-unknown-linux-gnueabihf/4.8.4/lto-wrapper
> Target: armv7l-unknown-linux-gnueabihf
> Configured with: 
> Thread model: posix
> gcc version 4.8.4 (GCC) 
> COMPILER_PATH=/gnu/store/qchkhdj4nn4aqs8rrbbyybrj2sarjs3j-gcc-4.8.4/libexec/gcc/armv7l-unknown-linux-gnueabihf/4.8.4/:/gnu/store/qchkhdj4nn4aqs8rrbbyybrj2sarjs3j-gcc-4.8.4/libexec/gcc/armv7l-unknown-linux-gnueabihf/4.8.4/:/gnu/store/qchkhdj4nn4aqs8rrbbyybrj2sarjs3j-gcc-4.8.4/libexec/gcc/armv7l-unknown-linux-gnueabihf/:/gnu/store/fc8kqk3dazn6mcgcjxd931752b2pf3wj-gcc-4.8.4-lib/lib/gcc/armv7l-unknown-linux-gnueabihf/4.8.4/:/gnu/store/fc8kqk3dazn6mcgcjxd931752b2pf3wj-gcc-4.8.4-lib/lib/gcc/armv7l-unknown-linux-gnueabihf/
> LIBRARY_PATH=/gnu/store/84bsc47g2052allrmh4ph6xaqvp6f4cm-perl-5.16.1/lib/:/gnu/store/lakz7x2m4vqvvfdasn5x95a91rkqqs3c-bzip2-1.0.6/lib/:/gnu/store/mrb163wwjc45hgrcjwmb6nxp8fgab3lk-xz-5.0.4/lib/:/gnu/store/f1fnh2sp1j32jysdr2nw9z296iba6b5d-file-5.22/lib/:/gnu/store/l9ji7gc640j2r8c1c561iwcnqpcd585m-gawk-4.1.1/lib/:/gnu/store/w7gjnx5rz64mssxndnryazlwlhflfd2j-binutils-2.25/lib/:/gnu/store/fbdjazgwy3zyx8qc5z4ag0j78k2d7raw-glibc-2.21/lib/:/gnu/store/psmxs9gcr9l4arz7agmp94vm8fjwninv-glibc-utf8-locales-2.21/lib/:/gnu/store/fc8kqk3dazn6mcgcjxd931752b2pf3wj-gcc-4.8.4-lib/lib/gcc/armv7l-unknown-linux-gnueabihf/4.8.4/:/gnu/store/fc8kqk3dazn6mcgcjxd931752b2pf3wj-gcc-4.8.4-lib/lib/gcc/armv7l-unknown-linux-gnueabihf/4.8.4/../../../:/gnu/store/fbdjazgwy3zyx8qc5z4ag0j78k2d7raw-glibc-2.21/lib
> COLLECT_GCC_OPTIONS='-v' '-nostdlib' '-nostartfiles' '-shared' '-o' '/tmp/nix-build-glibc-2.21.drv-0/build/elf/ld.so.new' '-march=armv7-a' '-mfloat-abi=hard' '-mfpu=vfpv3-d16' '-mthumb' '-mtls-dialect=gnu'
>  /gnu/store/qchkhdj4nn4aqs8rrbbyybrj2sarjs3j-gcc-4.8.4/libexec/gcc/armv7l-unknown-linux-gnueabihf/4.8.4/collect2 --eh-frame-hdr -shared -dynamic-linker /gnu/store/fbdjazgwy3zyx8qc5z4ag0j78k2d7raw-glibc-2.21/lib/ld-linux-armhf.so.3 -X -m armelf_linux_eabi -o /tmp/nix-build-glibc-2.21.drv-0/build/elf/ld.so.new -L/gnu/store/84bsc47g2052allrmh4ph6xaqvp6f4cm-perl-5.16.1/lib -L/gnu/store/lakz7x2m4vqvvfdasn5x95a91rkqqs3c-bzip2-1.0.6/lib -L/gnu/store/mrb163wwjc45hgrcjwmb6nxp8fgab3lk-xz-5.0.4/lib -L/gnu/store/f1fnh2sp1j32jysdr2nw9z296iba6b5d-file-5.22/lib -L/gnu/store/l9ji7gc640j2r8c1c561iwcnqpcd585m-gawk-4.1.1/lib -L/gnu/store/w7gjnx5rz64mssxndnryazlwlhflfd2j-binutils-2.25/lib -L/gnu/store/fbdjazgwy3zyx8qc5z4ag0j78k2d7raw-glibc-2.21/lib -L/gnu/store/psmxs9gcr9l4arz7agmp94vm8fjwninv-glibc-utf8-locales-2.21/lib -L/gnu/store/fc8kqk3dazn6mcgcjxd931752b2pf3wj-gcc-4.8.4-lib/lib/gcc/armv7l-unknown-linux-gnueabihf/4.8.4 -L/gnu/store/fc8kqk3dazn6mcgcjxd931752b2pf3wj-gcc-4.8.4-lib/lib/gcc/armv7l-unknown-linux-gnueabihf/4.8.4/../../.. -L/gnu/store/fbdjazgwy3zyx8qc5z4ag0j78k2d7raw-glibc-2.21/lib -z combreloc -z relro --hash-style=both -z defs /tmp/nix-build-glibc-2.21.drv-0/build/elf/librtld.os --version-script=/tmp/nix-build-glibc-2.21.drv-0/build/ld.map -soname=ld-linux-armhf.so.3 -defsym=_begin=0
> mhw <at> novena:/tmp/nix-build-glibc-2.21.drv-0/build/elf$

and I should add this sanity check:

--8<---------------cut here---------------start------------->8---
mhw <at> novena:/tmp/nix-build-glibc-2.21.drv-0/build/elf$ readelf -a ld.so.new | grep RUNPATH
 0x0000001d (RUNPATH)                    Library runpath: [/gnu/store/fbdjazgwy3zyx8qc5z4ag0j78k2d7raw-glibc-2.21/lib]
--8<---------------cut here---------------end--------------->8---

      Mark

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