Your message dated Sat, 29 Dec 2018 10:19:42 +0000
with message-id <e1gdbiy-000fse...@fasolo.debian.org>
and subject line Bug#916779: fixed in glibc 2.28-4
has caused the Debian Bug report #916779,
regarding libc6-armhf-cross: strerror(-3) sets errno to ENOMEM
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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immediately.)


-- 
916779: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=916779
Debian Bug Tracking System
Contact ow...@bugs.debian.org with problems
--- Begin Message ---
Package: libc6-armhf-cross
Version: 2.28-2cross2
Severity: normal

Dear Maintainer,

currently strerror(-3) sets errno unexpectedly to ENOMEM (12).

The expected errno value would be either EINVAL or not touching errno
at all.

This behavior is relatively new and causes some CI cross builds to fail.
The failing test is a gnulib test (test-strerror.c).

The behavior is not seen on an i368 cross build, while on all our other cross 
builds,
which are arm-linux-gnueabihf, mips-linux-gnu, aarch64-linux-gnu.

Here is a small reproducer:
include <stdio.h>
#include <string.h>
#include <errno.h>

int main(void)
{
        errno=0;
        char *msg=strerror(-3);
        printf("errno=%d, msg=%s\n",errno,msg);

        return 0;
}

Test it with:
$ arm-linux-gnueabihf-gcc -Wextra x.c -o x
$ ./x
errno=12, msg=Unknown error -3

You need the binfmt/qemu stuff set up to execute the cross-compiled binary.

Regards, Tim

-- System Information:
Debian Release: buster/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (1, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 4.18.0-3-amd64 (SMP w/12 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8) (ignored: LC_ALL 
set to en_US.UTF-8), LANGUAGE=en_US.UTF-8 (charmap=UTF-8) (ignored: LC_ALL set 
to en_US.UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

--- End Message ---
--- Begin Message ---
Source: glibc
Source-Version: 2.28-4

We believe that the bug you reported is fixed in the latest version of
glibc, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 916...@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Aurelien Jarno <aure...@debian.org> (supplier of updated glibc package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmas...@ftp-master.debian.org)


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

Format: 1.8
Date: Sat, 29 Dec 2018 11:04:27 +0100
Source: glibc
Binary: libc-bin libc-dev-bin libc-l10n glibc-doc glibc-source locales 
locales-all nscd multiarch-support libc6 libc6-dev libc6-dbg libc6-pic 
libc6-udeb libc6.1 libc6.1-dev libc6.1-dbg libc6.1-pic libc6.1-udeb libc0.3 
libc0.3-dev libc0.3-dbg libc0.3-pic libc0.3-udeb libc0.1 libc0.1-dev 
libc0.1-dbg libc0.1-pic libc0.1-udeb libc6-i386 libc6-dev-i386 libc6-sparc 
libc6-dev-sparc libc6-sparc64 libc6-dev-sparc64 libc6-s390 libc6-dev-s390 
libc6-amd64 libc6-dev-amd64 libc6-powerpc libc6-dev-powerpc libc6-ppc64 
libc6-dev-ppc64 libc6-mips32 libc6-dev-mips32 libc6-mipsn32 libc6-dev-mipsn32 
libc6-mips64 libc6-dev-mips64 libc0.1-i386 libc0.1-dev-i386 libc6-x32 
libc6-dev-x32 libc6-xen libc0.3-xen libc6.1-alphaev67
Architecture: source
Version: 2.28-4
Distribution: unstable
Urgency: medium
Maintainer: GNU Libc Maintainers <debian-glibc@lists.debian.org>
Changed-By: Aurelien Jarno <aure...@debian.org>
Description:
 glibc-doc  - GNU C Library: Documentation
 glibc-source - GNU C Library: sources
 libc-bin   - GNU C Library: Binaries
 libc-dev-bin - GNU C Library: Development binaries
 libc-l10n  - GNU C Library: localization files
 libc0.1    - GNU C Library: Shared libraries
 libc0.1-dbg - GNU C Library: detached debugging symbols
 libc0.1-dev - GNU C Library: Development Libraries and Header Files
 libc0.1-dev-i386 - GNU C Library: 32bit development libraries for AMD64
 libc0.1-i386 - GNU C Library: 32bit shared libraries for AMD64
 libc0.1-pic - GNU C Library: PIC archive library
 libc0.1-udeb - GNU C Library: Shared libraries - udeb (udeb)
 libc0.3    - GNU C Library: Shared libraries
 libc0.3-dbg - GNU C Library: detached debugging symbols
 libc0.3-dev - GNU C Library: Development Libraries and Header Files
 libc0.3-pic - GNU C Library: PIC archive library
 libc0.3-udeb - GNU C Library: Shared libraries - udeb (udeb)
 libc0.3-xen - GNU C Library: Shared libraries [Xen version]
 libc6      - GNU C Library: Shared libraries
 libc6-amd64 - GNU C Library: 64bit Shared libraries for AMD64
 libc6-dbg  - GNU C Library: detached debugging symbols
 libc6-dev  - GNU C Library: Development Libraries and Header Files
 libc6-dev-amd64 - GNU C Library: 64bit Development Libraries for AMD64
 libc6-dev-i386 - GNU C Library: 32-bit development libraries for AMD64
 libc6-dev-mips32 - GNU C Library: o32 Development Libraries for MIPS
 libc6-dev-mips64 - GNU C Library: 64bit Development Libraries for MIPS64
 libc6-dev-mipsn32 - GNU C Library: n32 Development Libraries for MIPS64
 libc6-dev-powerpc - GNU C Library: 32bit powerpc development libraries for 
ppc64
 libc6-dev-ppc64 - GNU C Library: 64bit Development Libraries for PowerPC64
 libc6-dev-s390 - GNU C Library: 32bit Development Libraries for IBM zSeries
 libc6-dev-sparc - GNU C Library: 32bit Development Libraries for SPARC
 libc6-dev-sparc64 - GNU C Library: 64bit Development Libraries for UltraSPARC
 libc6-dev-x32 - GNU C Library: X32 ABI Development Libraries for AMD64
 libc6-i386 - GNU C Library: 32-bit shared libraries for AMD64
 libc6-mips32 - GNU C Library: o32 Shared libraries for MIPS
 libc6-mips64 - GNU C Library: 64bit Shared libraries for MIPS64
 libc6-mipsn32 - GNU C Library: n32 Shared libraries for MIPS64
 libc6-pic  - GNU C Library: PIC archive library
 libc6-powerpc - GNU C Library: 32bit powerpc shared libraries for ppc64
 libc6-ppc64 - GNU C Library: 64bit Shared libraries for PowerPC64
 libc6-s390 - GNU C Library: 32bit Shared libraries for IBM zSeries
 libc6-sparc - GNU C Library: 32bit Shared libraries for SPARC
 libc6-sparc64 - GNU C Library: 64bit Shared libraries for UltraSPARC
 libc6-udeb - GNU C Library: Shared libraries - udeb (udeb)
 libc6-x32  - GNU C Library: X32 ABI Shared libraries for AMD64
 libc6-xen  - GNU C Library: Shared libraries [Xen version]
 libc6.1    - GNU C Library: Shared libraries
 libc6.1-alphaev67 - GNU C Library: Shared libraries (EV67 optimized)
 libc6.1-dbg - GNU C Library: detached debugging symbols
 libc6.1-dev - GNU C Library: Development Libraries and Header Files
 libc6.1-pic - GNU C Library: PIC archive library
 libc6.1-udeb - GNU C Library: Shared libraries - udeb (udeb)
 locales    - GNU C Library: National Language (locale) data [support]
 locales-all - GNU C Library: Precompiled locale data
 multiarch-support - Transitional package to ensure multiarch compatibility
 nscd       - GNU C Library: Name Service Cache Daemon
Closes: 877434 916779
Changes:
 glibc (2.28-4) unstable; urgency=medium
 .
   [ Aurelien Jarno ]
   * debian/testsuite-xfail-debian.mk: whitelist math/test-fenv on riscv64.
     This failure is also due to a kernel bug.
   * debian/sysdeps/riscv64.mk: increase TIMEOUTFACTOR to 100 on riscv64.
   * debian/local/manpages/*: remove manpages that are not installed in the
     binary packages.
   * debian/local/manpages/po/de.po: update German manpages translations, by
     Helge Kreutzmann. Closes: #877434.
   * debian/patches/git-updates.diff: update from upstream stable branch:
     - debian/patches/any/submitted-sigaction-sa-restorer.diff: upstreamed.
   * debian/testsuite-xfail-debian.mk: whitelist tests that sometimes fail in
     a riscv64 QEMU VM, but not on a HiFive Unleashed board.
   * debian/patches/submitted-gcc-8-kernel-assisted-atomics.diff: fix kernel
     assisted atomics on armel with GCC 8.
   * debian/control.in/main, debian/sysdeps/armel.mk: build with GCC 8 on
     armel.
   * debian/patches/any/submitted-workaround-math-errno-gcc-bug.diff:
     workaround GCC bug BZ #88576 / Debian #917115 by not using -fmath-errno
     outside of libm.  Closes: #916779.
   * debian/patches/riscv64/git-thread-debugging.diff: fix thread debugging
     in gdb on riscv64.
 .
   [ Samuel Thibault ]
   * debian/testsuite-xfail-debian.mk: whitelist failing new tests on hurd.
   * debian/patches/hurd-i386/git-fcntl64.diff: Fix 64bit implementation.
   * debian/patches/hurd-i386/tg-context_functions.diff: Update from topgit.
   * debian/patches/hurd-i386/tg-sysvshm.diff: Update from topgit.
   * debian/patches/hurd-i386/tg-magic-pid.diff: rename to git-magic-pid.diff.
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 36cfd7327eae5a03d7223b0a2168b562ff3ebce2 856972 glibc_2.28-4.debian.tar.xz
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Files:
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 9bd9195589459eb6a4325a2eb907bcf7 7330 libs required 
glibc_2.28-4_source.buildinfo

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