Debian Bug report logs - #876786
ld.gold segfaults linking some haskell libraries on arm64

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Package: binutils; Maintainer for binutils is Matthias Klose <doko@debian.org>; Source for binutils is src:binutils (PTS, buildd, popcon).

Affects: src:haskell-fast-logger, src:highlighting-kate, src:haskell-fclabels, src:haskell-markdown, src:haskell-diagrams-solve

Reported by: Adrian Bunk <bunk@debian.org>

Date: Mon, 25 Sep 2017 20:57:02 UTC

Severity: important

Tags: upstream

Found in version binutils/2.29-9

Fixed in version binutils/2.29.1-8

Done: Matthias Klose <doko@debian.org>

Bug is archived. No further changes may be made.

Forwarded to https://sourceware.org/bugzilla/show_bug.cgi?id=22233

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Report forwarded to debian-bugs-dist@lists.debian.org, jrtc27@debian.org, pkg-haskell-maintainers@lists.alioth.debian.org, debian-arm@lists.debian.org, Matthias Klose <doko@debian.org>:
Bug#876786; Package binutils. (Mon, 25 Sep 2017 20:57:04 GMT) (full text, mbox, link).

Acknowledgement sent to Adrian Bunk <bunk@debian.org>:
New Bug report received and forwarded. Copy sent to jrtc27@debian.org, pkg-haskell-maintainers@lists.alioth.debian.org, debian-arm@lists.debian.org, Matthias Klose <doko@debian.org>. (Mon, 25 Sep 2017 20:57:04 GMT) (full text, mbox, link).

Message #5 received at submit@bugs.debian.org (full text, mbox, reply):

From: Adrian Bunk <bunk@debian.org>
To: Debian Bug Tracking System <submit@bugs.debian.org>
Subject: ld.gold segfaults linking some haskell libraries on arm64
Date: Mon, 25 Sep 2017 23:51:06 +0300
Package: binutils
Version: 2.29-9
Severity: important
Control: affects -1 src:haskell-markdown src:highlighting-kate src:haskell-fast-logger src:haskell-diagrams-solve src:haskell-fclabels

With the attached files:

$ aarch64-linux-gnu-ld.gold -shared -EL -maarch64linux --fix-cortex-a53-843419 -o libHSmarkdown.so -L. crti.o crtbeginS.o Block.dyn_o Inline.dyn_o Types.dyn_o -lHStagsoup-0.14.1-8pLkYaTktRpFj0yxRd480b-ghc8.0.2 -lHSunix-2.7.2.1-ghc8.0.2 -lHSbase-4.9.1.0-ghc8.0.2 -lHSinteger-gmp-1.0.0.1-ghc8.0.2 -lHSghc-prim-0.5.0.0-ghc8.0.2 crtendS.o
Segmentation fault
$

This is a testcase reduced from the actual haskell-markdown failure,
removing --fix-cortex-a53-843419 makes the segfault disappear.

strace says:

newfstatat(AT_FDCWD, "libHSmarkdown.so", {st_mode=S_IFREG|0755, st_size=1555800, ...}, 0) = 0
unlinkat(AT_FDCWD, "libHSmarkdown.so", 0) = 0
openat(AT_FDCWD, "libHSmarkdown.so", O_RDWR|O_CREAT|O_TRUNC|O_CLOEXEC, 0777) = 14
fstat(14, {st_mode=S_IFREG|0755, st_size=0, ...}) = 0
fallocate(14, 0, 0, 1555800)            = 0
mmap(NULL, 1555800, PROT_READ|PROT_WRITE, MAP_SHARED, 14, 0) = 0xffffabae8000
--- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0xffffabc7704c} ---


0xffffabc7704c > 0xffffabae8000 + 1555800


Reproduced with binutils 2.29-9 (buster) and 2.29.1-3 (sid),
no segfault with binutils 2.28-5 (stretch).

Added indication that 876786 affects src:haskell-markdown, src:highlighting-kate, src:haskell-fast-logger, src:haskell-diagrams-solve, and src:haskell-fclabels Request was from Adrian Bunk <bunk@debian.org> to submit@bugs.debian.org. (Mon, 25 Sep 2017 20:57:04 GMT) (full text, mbox, link).

Information forwarded to debian-bugs-dist@lists.debian.org, Matthias Klose <doko@debian.org>:
Bug#876786; Package binutils. (Mon, 25 Sep 2017 21:03:03 GMT) (full text, mbox, link).

Acknowledgement sent to Adrian Bunk <bunk@debian.org>:
Extra info received and forwarded to list. Copy sent to Matthias Klose <doko@debian.org>. (Mon, 25 Sep 2017 21:03:03 GMT) (full text, mbox, link).

Message #12 received at 876786@bugs.debian.org (full text, mbox, reply):

From: Adrian Bunk <bunk@debian.org>
To: 876786@bugs.debian.org
Subject: Re: Bug#876786: ld.gold segfaults linking some haskell libraries on arm64
Date: Mon, 25 Sep 2017 23:59:49 +0300
[Message part 1 (text/plain, inline)]
On Mon, Sep 25, 2017 at 11:51:06PM +0300, Adrian Bunk wrote:
>...
> With the attached files:
>...

This time they are actually attached.

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed


[arm64-haskell-gold-segfault.tar.xz (application/x-xz, attachment)]

Set Bug forwarded-to-address to 'https://sourceware.org/bugzilla/show_bug.cgi?id=22233'. Request was from Matthias Klose <doko@debian.org> to control@bugs.debian.org. (Sun, 01 Oct 2017 18:15:02 GMT) (full text, mbox, link).

Added tag(s) upstream. Request was from Matthias Klose <doko@debian.org> to control@bugs.debian.org. (Sun, 01 Oct 2017 18:15:03 GMT) (full text, mbox, link).

Reply sent to Matthias Klose <doko@debian.org>:
You have taken responsibility. (Mon, 13 Nov 2017 15:39:03 GMT) (full text, mbox, link).

Notification sent to Adrian Bunk <bunk@debian.org>:
Bug acknowledged by developer. (Mon, 13 Nov 2017 15:39:03 GMT) (full text, mbox, link).

Message #21 received at 876786-close@bugs.debian.org (full text, mbox, reply):

From: Matthias Klose <doko@debian.org>
To: 876786-close@bugs.debian.org
Subject: Bug#876786: fixed in binutils 2.29.1-8
Date: Mon, 13 Nov 2017 15:35:15 +0000
Source: binutils
Source-Version: 2.29.1-8

We believe that the bug you reported is fixed in the latest version of
binutils, 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 876786@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Matthias Klose <doko@debian.org> (supplier of updated binutils 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 ftpmaster@ftp-master.debian.org)


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Format: 1.8
Date: Mon, 13 Nov 2017 15:45:39 +0100
Source: binutils
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 binutils-mipsisa64r6el-linux-gnuabi64-dbg
Architecture: source
Version: 2.29.1-8
Distribution: unstable
Urgency: medium
Maintainer: Matthias Klose <doko@debian.org>
Changed-By: Matthias Klose <doko@debian.org>
Description:
 binutils   - GNU assembler, linker and binary utilities
 binutils-aarch64-linux-gnu - GNU binary utilities, for aarch64-linux-gnu target
 binutils-aarch64-linux-gnu-dbg - GNU binary utilities, for aarch64-linux-gnu target (debug symbols
 binutils-alpha-linux-gnu - GNU binary utilities, for alpha-linux-gnu target
 binutils-alpha-linux-gnu-dbg - GNU binary utilities, for alpha-linux-gnu target (debug symbols)
 binutils-arm-linux-gnueabi - GNU binary utilities, for arm-linux-gnueabi target
 binutils-arm-linux-gnueabi-dbg - GNU binary utilities, for arm-linux-gnueabi target (debug symbols
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 binutils-common - Common files for the GNU assembler, linker and binary utilities
 binutils-dev - GNU binary utilities (BFD development files)
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 binutils-for-build - GNU assembler, linker and binary utilities for the build architec
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 binutils-i686-kfreebsd-gnu - GNU binary utilities, for i686-kfreebsd-gnu target
 binutils-i686-kfreebsd-gnu-dbg - GNU binary utilities, for i686-kfreebsd-gnu target (debug symbols
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 binutils-i686-linux-gnu-dbg - GNU binary utilities, for i686-linux-gnu target (debug symbols)
 binutils-m68k-linux-gnu - GNU binary utilities, for m68k-linux-gnu target
 binutils-m68k-linux-gnu-dbg - GNU binary utilities, for m68k-linux-gnu target (debug symbols)
 binutils-mips-linux-gnu - GNU binary utilities, for mips-linux-gnu target
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 binutils-mips64-linux-gnuabin32-dbg - GNU binary utilities, for mips64-linux-gnuabin32 target (debug sy
 binutils-mips64el-linux-gnuabi64 - GNU binary utilities, for mips64el-linux-gnuabi64 target
 binutils-mips64el-linux-gnuabi64-dbg - GNU binary utilities, for mips64el-linux-gnuabi64 target (debug s
 binutils-mips64el-linux-gnuabin32 - GNU binary utilities, for mips64el-linux-gnuabin32 target
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 libbinutils - GNU binary utilities (private shared library)
 libbinutils-dbg - GNU binary utilities (private shared library, debug symbols)
Closes: 876786
Changes:
 binutils (2.29.1-8) unstable; urgency=medium
 .
   * Apply proposed patch for PR gold/22233. Closes: #876786.
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Bug archived. Request was from Debbugs Internal Request <owner@bugs.debian.org> to internal_control@bugs.debian.org. (Sun, 17 Dec 2017 07:32:50 GMT) (full text, mbox, link).

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