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Bug 913493 - dev-python/PyQt6-6.5.2 Project ERROR: Cannot run compiler 'g++'. Output:
Summary: dev-python/PyQt6-6.5.2 Project ERROR: Cannot run compiler 'g++'. Output:
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Ionen Wolkens
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2023-09-02 11:47 UTC by Meik Frischke
Modified: 2023-10-21 06:22 UTC (History)
0 users

See Also:
Package list:
Runtime testing required: ---


Attachments
build log (dev-python:PyQt6-6.5.2:20230902-111445.log,7.67 KB, text/x-log)
2023-09-02 11:48 UTC, Meik Frischke
Details

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Description Meik Frischke 2023-09-02 11:47:11 UTC
[ebuild  N    ~] dev-python/PyQt6-6.5.2::gentoo  USE="dbus designer gui multimedia network opengl printsupport qml serialport sql ssl svg webchannel websockets widgets xml -debug -examples -gles2-only -help -positioning -quick -quick3d -spatialaudio -testlib" PYTHON_TARGETS="python3_11 -python3_10 -python3_12"

The build fails with:
Generating the .pro file for the QtWebSockets module...
Generating the top-level .pro file...
Generating the Makefiles...
/usr/lib64/qt6/bin/qmake -recursive PyQt6.pro
gpep517: '/usr/lib64/qt6/bin/qmake -recursive PyQt6.pro' failed returning 3
Project ERROR: Cannot run compiler 'g++'. Output:
===================
===================
Maybe you forgot to setup the environment?

Reproducible: Always




Portage 3.0.49 (python 3.11.5-final-0, default/linux/amd64/17.1/systemd/merged-usr, gcc-12, glibc-2.37-r3, 6.5.0-gentoo x86_64)
=================================================================
System uname: Linux-6.5.0-gentoo-x86_64-Processor-with-glibc2.37
KiB Mem:    64946500 total,  40111984 free
KiB Swap:          0 total,         0 free
Timestamp of repository gentoo: Sat, 02 Sep 2023 07:00:01 +0000
Head commit of repository gentoo: b699daad47d1796f725f774c8e36ec4d8e71f55e

sh bash 5.1_p16-r6
ld GNU ld (Gentoo 2.40 p5) 2.40.0
distcc 3.4 x86_64-pc-linux-gnu [disabled]
ccache version 4.8.2 [disabled]
app-misc/pax-utils:        1.3.5::gentoo
app-shells/bash:           5.1_p16-r6::gentoo
dev-java/java-config:      2.3.1-r1::gentoo
dev-lang/perl:             5.38.0-r1::gentoo
dev-lang/python:           3.10.13::gentoo, 3.11.5::gentoo
dev-lang/rust:             1.69.0-r1::gentoo
dev-util/ccache:           4.8.2::gentoo
dev-util/cmake:            3.26.5-r2::gentoo
dev-util/meson:            1.1.1::gentoo
sys-apps/baselayout:       2.14::gentoo
sys-apps/sandbox:          2.37::gentoo
sys-apps/systemd:          253.6::gentoo
sys-devel/autoconf:        2.13-r7::gentoo, 2.71-r6::gentoo
sys-devel/automake:        1.16.5-r1::gentoo
sys-devel/binutils:        2.40-r5::gentoo
sys-devel/binutils-config: 5.5::gentoo
sys-devel/clang:           14.0.6-r4::gentoo, 15.0.7-r3::gentoo, 16.0.6::gentoo
sys-devel/gcc:             11.3.1_p20230427::gentoo, 12.3.1_p20230526::gentoo
sys-devel/gcc-config:      2.11::gentoo
sys-devel/libtool:         2.4.7-r1::gentoo
sys-devel/lld:             15.0.7::gentoo, 16.0.6::gentoo
sys-devel/llvm:            14.0.6-r4::gentoo, 15.0.7-r3::gentoo, 16.0.6::gentoo
sys-devel/make:            4.4.1-r1::gentoo
sys-kernel/linux-headers:  6.1::gentoo (virtual/os-headers)
sys-libs/glibc:            2.37-r3::gentoo
Repositories:

gentoo
    location: /var/db/repos/gentoo
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    priority: -1000
    volatile: False
    sync-rsync-verify-metamanifest: yes
    sync-rsync-verify-max-age: 24
    sync-rsync-verify-jobs: 1
    sync-rsync-extra-opts: 

ACCEPT_KEYWORDS="amd64"
ACCEPT_LICENSE="@FREE"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-march=native -O3 -pipe"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /etc/stunnel/stunnel.conf /usr/lib64/libreoffice/program/sofficerc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/themes/oxygen-gtk/gtk-2.0 /usr/share/themes/oxygen-gtk/gtk-3.0"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php8.1/ext-active/ /etc/php/cgi-php8.1/ext-active/ /etc/php/cli-php8.1/ext-active/ /etc/php/fpm-php8.1/ext-active/ /etc/php/phpdbg-php8.1/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-march=native -O3 -pipe"
DISTDIR="/var/cache/distfiles"
EMERGE_DEFAULT_OPTS="--with-bdeps y --verbose-conflicts"
ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GDK_PIXBUF_MODULE_FILE GOBIN GOPATH PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR XDG_STATE_HOME"
FCFLAGS="-march=native -O3 -pipe"
FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs binpkg-multi-instance buildpkg buildpkg-live candy config-protect-if-modified distlocks ebuild-locks fixlafiles ipc-sandbox merge-sync multilib-strict network-sandbox news parallel-fetch parallel-install pid-sandbox protect-owned qa-unresolved-soname-deps sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-march=native -O3 -pipe"
GENTOO_MIRRORS="http://ftp.fau.de/gentoo"
LANG="de_DE.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
LEX="flex"
MAKEOPTS="-j4"
PKGDIR="/var/cache/binpkgs"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_TMPDIR="/var/tmp"
RUSTFLAGS="-C target-cpu=native"
SHELL="/bin/bash"
USE="acl amd64 bzip2 cli crypt dri fortran gdbm iconv ipv6 libtirpc multilib ncurses nls nptl openmp pam pcre perl python readline seccomp ssl systemd test-rust udev unicode xattr zlib" ABI_X86="64" ADA_TARGET="gnat_2021" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="karbon sheets words" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx avx2 avx512f avx512dq avx512cd avx512bw avx512vl avx512vbmi f16c fma3 mmx mmxext pclmul popcnt rdrand sha sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock greis isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" INPUT_DEVICES="evdev wacom" KERNEL="linux" L10N="de" LCD_DEVICES="curses hd44780 lcd2usb sureelec" LIBREOFFICE_EXTENSIONS="wiki-publisher" LLVM_TARGETS="AArch64 ARM BPF RISCV WebAssembly" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php8-1" POSTGRES_TARGETS="postgres15" PYTHON_SINGLE_TARGET="python3_11" PYTHON_TARGETS="python3_11" QEMU_SOFTMMU_TARGETS="arm aarch64 i386 x86_64" QEMU_USER_TARGETS="arm aarch64 i386 x86_64" RUBY_TARGETS="ruby31" VIDEO_CARDS="amdgpu nvidia radeon radeonsi" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq proto steal rawnat logmark ipmark dhcpmac delude chaos account"
Unset:  ADDR2LINE, AR, ARFLAGS, AS, ASFLAGS, CC, CCLD, CONFIG_SHELL, CPP, CPPFLAGS, CTARGET, CXX, CXXFILT, ELFEDIT, EXTRA_ECONF, F77FLAGS, FC, GCOV, GPROF, INSTALL_MASK, LC_ALL, LD, LFLAGS, LIBTOOL, LINGUAS, MAKE, MAKEFLAGS, NM, OBJCOPY, OBJDUMP, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, RANLIB, READELF, SIZE, STRINGS, STRIP, YACC, YFLAGS
Comment 1 Meik Frischke 2023-09-02 11:48:00 UTC
Created attachment 869218 [details]
build log
Comment 2 Ionen Wolkens gentoo-dev 2023-09-02 11:58:05 UTC
What does the following two commands show? (assuming build dir exists)

ls -l /var/tmp/portage/dev-python/PyQt6-6.5.2/temp/cxx

/var/tmp/portage/dev-python/PyQt6-6.5.2/temp/cxx/g++ --version
Comment 3 Meik Frischke 2023-09-02 12:08:01 UTC
ls -l /var/tmp/portage/dev-python/PyQt6-6.5.2/temp/cxx
total 0
lrwxrwxrwx 1 portage portage 48 Sep  2 13:14 clang++ -> /usr/lib/llvm/16/bin/x86_64-pc-linux-gnu-clang++
lrwxrwxrwx 1 portage portage 32 Sep  2 13:14 g++ -> /usr/bin/x86_64-pc-linux-gnu-g++

/var/tmp/portage/dev-python/PyQt6-6.5.2/temp/cxx/g++ --version
g++ (Gentoo 12.3.1_p20230526 p2) 12.3.1 20230526
Copyright (C) 2022 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE
Comment 4 Ionen Wolkens gentoo-dev 2023-09-02 12:25:15 UTC
That looks normal, strange.

Anything special about your system? Like security features that may have potentially prevented the portage user (but not root) from executing that g++ through a symlink. Don't really have ideas beside that right now (can't reproduce).
Comment 5 Meik Frischke 2023-09-02 12:52:13 UTC
No, I have no special mount options, SELinux policies or anything else I can think of in place on that system. Portage can call the g++ symlink (tested with "su portage -s /bin/bash"). But your comment gave me the idea to try FEATURES="-sandbox -userpriv -usersandbox" for this build which completed successfully. So I'd call it a workaround but not solved.
Comment 6 Ionen Wolkens gentoo-dev 2023-09-02 12:59:31 UTC
I doubt(?) sandbox/usersandbox would have an impact, but -userpriv would make it run as root, so it may indeed be a permission problem somewhere (qmake doesn't help by hiding errors).

Maybe this could reveal something:

namei -mo /var/tmp/portage/dev-python/PyQt6-6.5.2/temp/cxx/g++

For me it looks like:

f: /var/tmp/portage/dev-python/PyQt6-6.5.2/temp/cxx/g++
 drwxr-xr-x root    root    /
 drwxr-xr-x root    root    var
 drwxrwxrwt root    root    tmp
 drwxrwxr-x portage portage portage
 drwxrwxr-x portage portage dev-python
 drwx------ portage portage PyQt6-6.5.2
 drwxr-xr-x portage portage temp
 drwxr-xr-x portage portage cxx
 lrwxrwxrwx portage portage g++ -> /usr/bin/x86_64-pc-linux-gnu-g++
   drwxr-xr-x root    root    /
   drwxr-xr-x root    root    usr
   drwxr-xr-x root    root    bin
   lrwxrwxrwx root    root    x86_64-pc-linux-gnu-g++ -> /usr/x86_64-pc-linux-gnu/gcc-bin/13/x86_64-pc-linux-gnu-g++
     drwxr-xr-x root    root    /
     drwxr-xr-x root    root    usr
     drwxr-xr-x root    root    x86_64-pc-linux-gnu
     drwxr-xr-x root    root    gcc-bin
     drwxr-xr-x root    root    13
     -rwxr-xr-x root    root    x86_64-pc-linux-gnu-g++
Comment 7 Ionen Wolkens gentoo-dev 2023-09-02 13:03:58 UTC
Then again if portage user was able to run it I guess this wouldn't add up.
Comment 8 Meik Frischke 2023-09-02 13:08:59 UTC
namei looks identical (with 12 instead of 13 on your system):
f: /var/tmp/portage/dev-python/PyQt6-6.5.2/temp/cxx/g++
 drwxr-xr-x root    root    /
 drwxr-xr-x root    root    var
 drwxrwxrwt root    root    tmp
 drwxrwxr-x portage portage portage
 drwxrwxr-x portage portage dev-python
 drwx------ portage portage PyQt6-6.5.2
 drwxr-xr-x portage portage temp
 drwxr-xr-x portage portage cxx
 lrwxrwxrwx portage portage g++ -> /usr/bin/x86_64-pc-linux-gnu-g++
   drwxr-xr-x root    root    /
   drwxr-xr-x root    root    usr
   drwxr-xr-x root    root    bin
   lrwxrwxrwx root    root    x86_64-pc-linux-gnu-g++ -> /usr/x86_64-pc-linux-gnu/gcc-bin/12/x86_64-pc-linux-gnu-g++
     drwxr-xr-x root    root    /
     drwxr-xr-x root    root    usr
     drwxr-xr-x root    root    x86_64-pc-linux-gnu
     drwxr-xr-x root    root    gcc-bin
     drwxr-xr-x root    root    12
     -rwxr-xr-x root    root    x86_64-pc-linux-gnu-g++
Comment 9 Ionen Wolkens gentoo-dev 2023-09-04 18:52:44 UTC
Well, still no idea. I could change the handling a bit but, without knowing why it happens, it does not amount to much.

I'll leave this open for now and see if anyone else is affected.
Comment 10 Ionen Wolkens gentoo-dev 2023-09-05 10:07:07 UTC
Hm, I thought it was the symlink (somehow) but I was looking at qt-related bugs and looks awfully like bug #908809 (which is also due to sandbox).

This may just be a general qmake6+sandbox issue, not that I've run into that myself.
Comment 11 Larry the Git Cow gentoo-dev 2023-10-21 06:22:36 UTC
The bug has been closed via the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=9152c25f592db19e2d6f6ab0aab991a463503a34

commit 9152c25f592db19e2d6f6ab0aab991a463503a34
Author:     Ionen Wolkens <ionen@gentoo.org>
AuthorDate: 2023-10-21 05:46:22 +0000
Commit:     Ionen Wolkens <ionen@gentoo.org>
CommitDate: 2023-10-21 06:21:50 +0000

    dev-qt/qtbase: fix qsb and qmake with sandbox
    
    Also add to 6.5.3, while the issue has been less prominent in
    6.5.x, there has been users that ran into issues with older
    versions, and is needed for stable users.
    
    See bug #915695 for details, the others are essentially duplicates
    which are hopefully fixed too (please report if still issues given
    I could never reproduce myself and cannot confirm).
    
    Closes: https://bugs.gentoo.org/908809
    Closes: https://bugs.gentoo.org/908816
    Closes: https://bugs.gentoo.org/913493
    Closes: https://bugs.gentoo.org/915695
    Thanks-to: vowstar
    Thanks-to: Mike Gilbert <floppym@gentoo.org>
    Signed-off-by: Ionen Wolkens <ionen@gentoo.org>

 .../qtbase-6.5.3-forkfd-childstack-size.patch      | 27 ++++++++++++++++++++++
 ...{qtbase-6.5.3.ebuild => qtbase-6.5.3-r1.ebuild} |  1 +
 ...{qtbase-6.6.0.ebuild => qtbase-6.6.0-r1.ebuild} |  1 +
 3 files changed, 29 insertions(+)