gnu: glibc: Update to 2.29.
* gnu/packages/patches/glibc-bootstrap-system.patch, gnu/packages/patches/glibc-supported-locales.patch: Adjust for glibc 2.29. * gnu/packages/patches/glibc-2.28-supported-locales.patch, gnu/packages/patches/glibc-CVE-2019-7309.patch, gnu/packages/patches/glibc-CVE-2019-9169.patch, gnu/packages/patches/glibc-2.29-git-updates.patch: New files. * gnu/local.mk (dist_patch_DATA): Adjust accordingly. * gnu/packages/base.scm (glibc): Update to 2.29. [source](patches): Add 'glibc-CVE-2019-7309.patch', 'glibc-CVE-2019-9169.patch', and 'glibc-2.29-git-updates.patch'. Remove 'glibc-hurd-magic-pid.patch'. [native-inputs]: Add PYTHON-MINIMAL. (glibc-2.28): New public variable. * gnu/packages/commencement.scm (expat-sans-tests, python-boot0): New variables. (glibc-final-with-bootstrap-bash)[native-inputs]: Add PYTHON-BOOT0. * gnu/packages/python.scm (python-3.7)[arguments]: Disable test that fails with glibc 2.29.
This commit is contained in:
Marius Bakke
parent
1290855490
commit
5f3f703918
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@ -858,6 +858,8 @@ dist_patch_DATA = \
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%D%/packages/patches/glibc-CVE-2017-1000366-pt3.patch \
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%D%/packages/patches/glibc-CVE-2018-11236.patch \
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%D%/packages/patches/glibc-CVE-2018-11237.patch \
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%D%/packages/patches/glibc-CVE-2019-7309.patch \
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%D%/packages/patches/glibc-CVE-2019-9169.patch \
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%D%/packages/patches/glibc-allow-kernel-2.6.32.patch \
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%D%/packages/patches/glibc-boot-2.16.0.patch \
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%D%/packages/patches/glibc-boot-2.2.5.patch \
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@ -873,6 +875,8 @@ dist_patch_DATA = \
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%D%/packages/patches/glibc-versioned-locpath.patch \
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%D%/packages/patches/glibc-2.27-git-fixes.patch \
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%D%/packages/patches/glibc-2.28-git-fixes.patch \
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%D%/packages/patches/glibc-2.28-supported-locales.patch \
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%D%/packages/patches/glibc-2.29-git-updates.patch \
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%D%/packages/patches/glibc-supported-locales.patch \
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%D%/packages/patches/glusterfs-use-PATH-instead-of-hardcodes.patch \
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%D%/packages/patches/glog-gcc-5-demangling.patch \
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|
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@ -49,6 +49,7 @@
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#:use-module (gnu packages texinfo)
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#:use-module (gnu packages hurd)
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#:use-module (gnu packages pkg-config)
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#:use-module (gnu packages python)
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#:use-module (gnu packages gettext)
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#:use-module (guix utils)
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#:use-module (guix packages)
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@ -566,15 +567,13 @@ the store.")
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;; version 2.28, GNU/Hurd used a different glibc branch.
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(package
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(name "glibc")
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;; Note: Always use a dot after the minor version since various places rely
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;; on "version-major+minor" to determine where locales are found.
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(version "2.28")
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(version "2.29")
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(source (origin
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(method url-fetch)
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(uri (string-append "mirror://gnu/glibc/glibc-" version ".tar.xz"))
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(sha256
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(base32
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"10iha5ynvdj5m62vgpgqbq4cwvc2yhyl2w9yyyjgfxmdmx8h145i"))
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"0jzh58728flfh939a8k9pi1zdyalfzlxmwra7k0rzji5gvavivpk"))
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(snippet
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;; Disable 'ldconfig' and /etc/ld.so.cache. The latter is
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;; required on LFS distros to avoid loading the distro's libc.so
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@ -586,12 +585,13 @@ the store.")
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#t))
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(modules '((guix build utils)))
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(patches (search-patches "glibc-ldd-x86_64.patch"
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"glibc-2.28-git-fixes.patch"
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"glibc-CVE-2019-7309.patch"
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"glibc-CVE-2019-9169.patch"
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"glibc-2.29-git-updates.patch"
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"glibc-hidden-visibility-ldconfig.patch"
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"glibc-versioned-locpath.patch"
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"glibc-allow-kernel-2.6.32.patch"
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"glibc-reinstate-prlimit64-fallback.patch"
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"glibc-hurd-magic-pid.patch"
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"glibc-supported-locales.patch"))))
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(build-system gnu-build-system)
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@ -789,6 +789,7 @@ the store.")
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("perl" ,perl)
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("bison" ,bison)
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("gettext" ,gettext-minimal)
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("python" ,python-minimal)
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,@(if (hurd-target?)
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`(("mig" ,mig)
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@ -818,6 +819,25 @@ with the Linux kernel.")
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;; Below are old libc versions, which we use mostly to build locale data in
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;; the old format (which the new libc cannot cope with.)
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(define-public glibc-2.28
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(package
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(inherit glibc)
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(version "2.28")
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(source (origin
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(inherit (package-source glibc))
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(uri (string-append "mirror://gnu/glibc/glibc-" version ".tar.xz"))
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(sha256
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(base32
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"10iha5ynvdj5m62vgpgqbq4cwvc2yhyl2w9yyyjgfxmdmx8h145i"))
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(patches (search-patches "glibc-ldd-x86_64.patch"
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"glibc-2.28-git-fixes.patch"
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"glibc-hidden-visibility-ldconfig.patch"
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"glibc-versioned-locpath.patch"
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"glibc-allow-kernel-2.6.32.patch"
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"glibc-reinstate-prlimit64-fallback.patch"
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"glibc-hurd-magic-pid.patch"
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"glibc-2.28-supported-locales.patch"))))))
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(define-public glibc-2.27
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(package
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(inherit glibc)
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|
|
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|
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@ -44,10 +44,12 @@
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#:use-module (gnu packages compression)
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#:use-module (gnu packages mes)
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#:use-module (gnu packages perl)
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#:use-module (gnu packages python)
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#:use-module (gnu packages linux)
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#:use-module (gnu packages hurd)
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#:use-module (gnu packages texinfo)
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#:use-module (gnu packages pkg-config)
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#:use-module (gnu packages xml)
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#:use-module (guix packages)
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#:use-module (guix download)
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#:use-module (guix build-system gnu)
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|
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@ -1843,6 +1845,41 @@ the bootstrap environment."
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(current-source-location)
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#:guile %bootstrap-guile))))
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(define expat-sans-tests
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(package
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(inherit expat)
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(arguments
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;; XXX: Linking 'runtestscpp' fails with things like:
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;;
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;; ld: Dwarf Error: found dwarf version '3789', this reader only handles version 2 and 3 information.
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;;
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;; Skip tests altogether.
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(substitute-keyword-arguments (package-arguments expat)
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((#:configure-flags flags ''())
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;; Since we're not passing the right -Wl,-rpath flags, build the
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;; static library to avoid RUNPATH validation failure.
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`(cons "--disable-shared" ,flags))
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((#:tests? _ #f) #f)))))
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(define python-boot0
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(let ((python (package
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(inherit python-minimal)
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(inputs
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`(("expat" ,expat-sans-tests))) ;remove OpenSSL, zlib, etc.
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(arguments
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(substitute-keyword-arguments (package-arguments
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python-minimal)
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;; Disable features that cannot be built at this stage.
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((#:configure-flags _ ''())
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`(list "--without-ensurepip"))
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((#:make-flags _ ''())
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`(list "MODDISABLED_NAMES=_ctypes ossaudiodev"))
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((#:tests? _ #f) #f))))))
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(package-with-bootstrap-guile
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(package-with-explicit-inputs python %boot0-inputs
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(current-source-location)
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#:guile %bootstrap-guile))))
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(define (ld-wrapper-boot0)
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;; We need this so binaries on Hurd will have libmachuser and libhurduser
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;; in their RUNPATH, otherwise validate-runpath will fail.
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|
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@ -1906,7 +1943,8 @@ the bootstrap environment."
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(native-inputs
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`(("bison" ,bison-boot0)
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("texinfo" ,texinfo-boot0)
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("perl" ,perl-boot0)))
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("perl" ,perl-boot0)
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("python" ,python-boot0)))
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(inputs
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`(;; The boot inputs. That includes the bootstrap libc. We don't want
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;; it in $CPATH, hence the 'pre-configure' phase above.
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|
|
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|
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@ -0,0 +1,33 @@
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This patch is taken from debian's glibc package (generate-supported.mk).
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It install the localedata/SUPPORTED file of the glibc. This file lists
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all the supported locales of the glibc.
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diff --git a/localedata/Makefile.old b/localedata/Makefile
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index 34877c0..a61d9b9 100644
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--- a/localedata/Makefile.old
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+++ b/localedata/Makefile
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@@ -91,7 +91,8 @@ endif
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# Files to install.
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install-others := $(addprefix $(inst_i18ndir)/, \
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$(addsuffix .gz, $(charmaps)) \
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- $(locales))
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+ $(locales)) \
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+ $(inst_i18ndir)/SUPPORTED
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|
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tests: $(objdir)/iconvdata/gconv-modules
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@@ -195,6 +196,14 @@ endif
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include SUPPORTED
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+$(inst_i18ndir)/SUPPORTED: SUPPORTED $(+force)
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+ for locale in $(SUPPORTED-LOCALES); do \
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+ [ $$locale = true ] && continue; \
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+ echo $$locale | sed 's,/, ,' >> LOCALES; \
|
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+ done
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+ $(make-target-directory)
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+ $(INSTALL_DATA) LOCALES $@
|
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+
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INSTALL-SUPPORTED-LOCALES=$(addprefix install-, $(SUPPORTED-LOCALES))
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|
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# Sometimes the whole collection of locale files should be installed.
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|
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@ -0,0 +1,742 @@
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This file tracks updates from the "release/2.29/master" branch:
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https://sourceware.org/git/?p=glibc.git;a=shortlog;h=refs/heads/release/2.29/master
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Abridged commits are appended to this file.
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From ec894251ef11723d10df04fcfd7bd2030c6e43ff Mon Sep 17 00:00:00 2001
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From: Carlos O'Donell <carlos@redhat.com>
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Date: Mon, 21 Jan 2019 22:50:12 -0500
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Subject: [PATCH] nptl: Fix pthread_rwlock_try*lock stalls (Bug 23844)
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diff --git a/nptl/pthread_rwlock_tryrdlock.c b/nptl/pthread_rwlock_tryrdlock.c
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index 368862ff07..2f94f17f36 100644
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--- a/nptl/pthread_rwlock_tryrdlock.c
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+++ b/nptl/pthread_rwlock_tryrdlock.c
|
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@@ -94,15 +94,22 @@ __pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock)
|
||||
/* Same as in __pthread_rwlock_rdlock_full:
|
||||
We started the read phase, so we are also responsible for
|
||||
updating the write-phase futex. Relaxed MO is sufficient.
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- Note that there can be no other reader that we have to wake
|
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- because all other readers will see the read phase started by us
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- (or they will try to start it themselves); if a writer started
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- the read phase, we cannot have started it. Furthermore, we
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- cannot discard a PTHREAD_RWLOCK_FUTEX_USED flag because we will
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- overwrite the value set by the most recent writer (or the readers
|
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- before it in case of explicit hand-over) and we know that there
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- are no waiting readers. */
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- atomic_store_relaxed (&rwlock->__data.__wrphase_futex, 0);
|
||||
+ We have to do the same steps as a writer would when handing over the
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+ read phase to use because other readers cannot distinguish between
|
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+ us and the writer.
|
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+ Note that __pthread_rwlock_tryrdlock callers will not have to be
|
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+ woken up because they will either see the read phase started by us
|
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+ or they will try to start it themselves; however, callers of
|
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+ __pthread_rwlock_rdlock_full just increase the reader count and then
|
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+ check what state the lock is in, so they cannot distinguish between
|
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+ us and a writer that acquired and released the lock in the
|
||||
+ meantime. */
|
||||
+ if ((atomic_exchange_relaxed (&rwlock->__data.__wrphase_futex, 0)
|
||||
+ & PTHREAD_RWLOCK_FUTEX_USED) != 0)
|
||||
+ {
|
||||
+ int private = __pthread_rwlock_get_private (rwlock);
|
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+ futex_wake (&rwlock->__data.__wrphase_futex, INT_MAX, private);
|
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+ }
|
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}
|
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|
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return 0;
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diff --git a/nptl/pthread_rwlock_trywrlock.c b/nptl/pthread_rwlock_trywrlock.c
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index fd37a71ce4..fae475cc70 100644
|
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--- a/nptl/pthread_rwlock_trywrlock.c
|
||||
+++ b/nptl/pthread_rwlock_trywrlock.c
|
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@@ -46,8 +46,15 @@ __pthread_rwlock_trywrlock (pthread_rwlock_t *rwlock)
|
||||
&rwlock->__data.__readers, &r,
|
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r | PTHREAD_RWLOCK_WRPHASE | PTHREAD_RWLOCK_WRLOCKED))
|
||||
{
|
||||
+ /* We have become the primary writer and we cannot have shared
|
||||
+ the PTHREAD_RWLOCK_FUTEX_USED flag with someone else, so we
|
||||
+ can simply enable blocking (see full wrlock code). */
|
||||
atomic_store_relaxed (&rwlock->__data.__writers_futex, 1);
|
||||
- atomic_store_relaxed (&rwlock->__data.__wrphase_futex, 1);
|
||||
+ /* If we started a write phase, we need to enable readers to
|
||||
+ wait. If we did not, we must not change it because other threads
|
||||
+ may have set the PTHREAD_RWLOCK_FUTEX_USED in the meantime. */
|
||||
+ if ((r & PTHREAD_RWLOCK_WRPHASE) == 0)
|
||||
+ atomic_store_relaxed (&rwlock->__data.__wrphase_futex, 1);
|
||||
atomic_store_relaxed (&rwlock->__data.__cur_writer,
|
||||
THREAD_GETMEM (THREAD_SELF, tid));
|
||||
return 0;
|
||||
diff --git a/support/Makefile b/support/Makefile
|
||||
index 432cf2fe6c..c15b93647c 100644
|
||||
--- a/support/Makefile
|
||||
+++ b/support/Makefile
|
||||
@@ -129,6 +129,7 @@ libsupport-routines = \
|
||||
xpthread_mutexattr_settype \
|
||||
xpthread_once \
|
||||
xpthread_rwlock_init \
|
||||
+ xpthread_rwlock_destroy \
|
||||
xpthread_rwlock_rdlock \
|
||||
xpthread_rwlock_unlock \
|
||||
xpthread_rwlock_wrlock \
|
||||
diff --git a/support/xpthread_rwlock_destroy.c b/support/xpthread_rwlock_destroy.c
|
||||
new file mode 100644
|
||||
index 0000000000..6d6e953569
|
||||
--- /dev/null
|
||||
+++ b/support/xpthread_rwlock_destroy.c
|
||||
@@ -0,0 +1,26 @@
|
||||
+/* pthread_rwlock_destroy with error checking.
|
||||
+ Copyright (C) 2019 Free Software Foundation, Inc.
|
||||
+ This file is part of the GNU C Library.
|
||||
+
|
||||
+ The GNU C Library is free software; you can redistribute it and/or
|
||||
+ modify it under the terms of the GNU Lesser General Public
|
||||
+ License as published by the Free Software Foundation; either
|
||||
+ version 2.1 of the License, or (at your option) any later version.
|
||||
+
|
||||
+ The GNU C Library is distributed in the hope that it will be useful,
|
||||
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
+ Lesser General Public License for more details.
|
||||
+
|
||||
+ You should have received a copy of the GNU Lesser General Public
|
||||
+ License along with the GNU C Library; if not, see
|
||||
+ <http://www.gnu.org/licenses/>. */
|
||||
+
|
||||
+#include <support/xthread.h>
|
||||
+
|
||||
+void
|
||||
+xpthread_rwlock_destroy (pthread_rwlock_t *rwlock)
|
||||
+{
|
||||
+ xpthread_check_return ("pthread_rwlock_destroy",
|
||||
+ pthread_rwlock_destroy (rwlock));
|
||||
+}
|
||||
diff --git a/support/xthread.h b/support/xthread.h
|
||||
index 47c23235f3..9fe1f68b3b 100644
|
||||
--- a/support/xthread.h
|
||||
+++ b/support/xthread.h
|
||||
@@ -84,6 +84,7 @@ void xpthread_rwlockattr_setkind_np (pthread_rwlockattr_t *attr, int pref);
|
||||
void xpthread_rwlock_wrlock (pthread_rwlock_t *rwlock);
|
||||
void xpthread_rwlock_rdlock (pthread_rwlock_t *rwlock);
|
||||
void xpthread_rwlock_unlock (pthread_rwlock_t *rwlock);
|
||||
+void xpthread_rwlock_destroy (pthread_rwlock_t *rwlock);
|
||||
|
||||
__END_DECLS
|
||||
|
||||
From 44113a8ba24af23d7bbb174f9087a6b83a76289a Mon Sep 17 00:00:00 2001
|
||||
From: Stefan Liebler <stli@linux.ibm.com>
|
||||
Date: Thu, 7 Feb 2019 15:18:36 +0100
|
||||
Subject: [PATCH] Add compiler barriers around modifications of the robust
|
||||
mutex list for pthread_mutex_trylock. [BZ #24180]
|
||||
diff --git a/nptl/pthread_mutex_trylock.c b/nptl/pthread_mutex_trylock.c
|
||||
index 8fe43b8f0f..bf2869eca2 100644
|
||||
--- a/nptl/pthread_mutex_trylock.c
|
||||
+++ b/nptl/pthread_mutex_trylock.c
|
||||
@@ -94,6 +94,9 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
case PTHREAD_MUTEX_ROBUST_ADAPTIVE_NP:
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
|
||||
&mutex->__data.__list.__next);
|
||||
+ /* We need to set op_pending before starting the operation. Also
|
||||
+ see comments at ENQUEUE_MUTEX. */
|
||||
+ __asm ("" ::: "memory");
|
||||
|
||||
oldval = mutex->__data.__lock;
|
||||
do
|
||||
@@ -119,7 +122,12 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
/* But it is inconsistent unless marked otherwise. */
|
||||
mutex->__data.__owner = PTHREAD_MUTEX_INCONSISTENT;
|
||||
|
||||
+ /* We must not enqueue the mutex before we have acquired it.
|
||||
+ Also see comments at ENQUEUE_MUTEX. */
|
||||
+ __asm ("" ::: "memory");
|
||||
ENQUEUE_MUTEX (mutex);
|
||||
+ /* We need to clear op_pending after we enqueue the mutex. */
|
||||
+ __asm ("" ::: "memory");
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
|
||||
/* Note that we deliberately exist here. If we fall
|
||||
@@ -135,6 +143,8 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
int kind = PTHREAD_MUTEX_TYPE (mutex);
|
||||
if (kind == PTHREAD_MUTEX_ROBUST_ERRORCHECK_NP)
|
||||
{
|
||||
+ /* We do not need to ensure ordering wrt another memory
|
||||
+ access. Also see comments at ENQUEUE_MUTEX. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
|
||||
NULL);
|
||||
return EDEADLK;
|
||||
@@ -142,6 +152,8 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
|
||||
if (kind == PTHREAD_MUTEX_ROBUST_RECURSIVE_NP)
|
||||
{
|
||||
+ /* We do not need to ensure ordering wrt another memory
|
||||
+ access. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
|
||||
NULL);
|
||||
|
||||
@@ -160,6 +172,9 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
id, 0);
|
||||
if (oldval != 0 && (oldval & FUTEX_OWNER_DIED) == 0)
|
||||
{
|
||||
+ /* We haven't acquired the lock as it is already acquired by
|
||||
+ another owner. We do not need to ensure ordering wrt another
|
||||
+ memory access. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
|
||||
return EBUSY;
|
||||
@@ -173,13 +188,20 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
if (oldval == id)
|
||||
lll_unlock (mutex->__data.__lock,
|
||||
PTHREAD_ROBUST_MUTEX_PSHARED (mutex));
|
||||
+ /* FIXME This violates the mutex destruction requirements. See
|
||||
+ __pthread_mutex_unlock_full. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
return ENOTRECOVERABLE;
|
||||
}
|
||||
}
|
||||
while ((oldval & FUTEX_OWNER_DIED) != 0);
|
||||
|
||||
+ /* We must not enqueue the mutex before we have acquired it.
|
||||
+ Also see comments at ENQUEUE_MUTEX. */
|
||||
+ __asm ("" ::: "memory");
|
||||
ENQUEUE_MUTEX (mutex);
|
||||
+ /* We need to clear op_pending after we enqueue the mutex. */
|
||||
+ __asm ("" ::: "memory");
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
|
||||
mutex->__data.__owner = id;
|
||||
@@ -211,10 +233,15 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
}
|
||||
|
||||
if (robust)
|
||||
- /* Note: robust PI futexes are signaled by setting bit 0. */
|
||||
- THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
|
||||
- (void *) (((uintptr_t) &mutex->__data.__list.__next)
|
||||
- | 1));
|
||||
+ {
|
||||
+ /* Note: robust PI futexes are signaled by setting bit 0. */
|
||||
+ THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
|
||||
+ (void *) (((uintptr_t) &mutex->__data.__list.__next)
|
||||
+ | 1));
|
||||
+ /* We need to set op_pending before starting the operation. Also
|
||||
+ see comments at ENQUEUE_MUTEX. */
|
||||
+ __asm ("" ::: "memory");
|
||||
+ }
|
||||
|
||||
oldval = mutex->__data.__lock;
|
||||
|
||||
@@ -223,12 +250,16 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
{
|
||||
if (kind == PTHREAD_MUTEX_ERRORCHECK_NP)
|
||||
{
|
||||
+ /* We do not need to ensure ordering wrt another memory
|
||||
+ access. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
return EDEADLK;
|
||||
}
|
||||
|
||||
if (kind == PTHREAD_MUTEX_RECURSIVE_NP)
|
||||
{
|
||||
+ /* We do not need to ensure ordering wrt another memory
|
||||
+ access. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
|
||||
/* Just bump the counter. */
|
||||
@@ -250,6 +281,9 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
{
|
||||
if ((oldval & FUTEX_OWNER_DIED) == 0)
|
||||
{
|
||||
+ /* We haven't acquired the lock as it is already acquired by
|
||||
+ another owner. We do not need to ensure ordering wrt another
|
||||
+ memory access. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
|
||||
return EBUSY;
|
||||
@@ -270,6 +304,9 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
if (INTERNAL_SYSCALL_ERROR_P (e, __err)
|
||||
&& INTERNAL_SYSCALL_ERRNO (e, __err) == EWOULDBLOCK)
|
||||
{
|
||||
+ /* The kernel has not yet finished the mutex owner death.
|
||||
+ We do not need to ensure ordering wrt another memory
|
||||
+ access. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
|
||||
return EBUSY;
|
||||
@@ -287,7 +324,12 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
/* But it is inconsistent unless marked otherwise. */
|
||||
mutex->__data.__owner = PTHREAD_MUTEX_INCONSISTENT;
|
||||
|
||||
+ /* We must not enqueue the mutex before we have acquired it.
|
||||
+ Also see comments at ENQUEUE_MUTEX. */
|
||||
+ __asm ("" ::: "memory");
|
||||
ENQUEUE_MUTEX (mutex);
|
||||
+ /* We need to clear op_pending after we enqueue the mutex. */
|
||||
+ __asm ("" ::: "memory");
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
|
||||
/* Note that we deliberately exit here. If we fall
|
||||
@@ -310,13 +352,20 @@ __pthread_mutex_trylock (pthread_mutex_t *mutex)
|
||||
PTHREAD_ROBUST_MUTEX_PSHARED (mutex)),
|
||||
0, 0);
|
||||
|
||||
+ /* To the kernel, this will be visible after the kernel has
|
||||
+ acquired the mutex in the syscall. */
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
return ENOTRECOVERABLE;
|
||||
}
|
||||
|
||||
if (robust)
|
||||
{
|
||||
+ /* We must not enqueue the mutex before we have acquired it.
|
||||
+ Also see comments at ENQUEUE_MUTEX. */
|
||||
+ __asm ("" ::: "memory");
|
||||
ENQUEUE_MUTEX_PI (mutex);
|
||||
+ /* We need to clear op_pending after we enqueue the mutex. */
|
||||
+ __asm ("" ::: "memory");
|
||||
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
|
||||
}
|
||||
|
||||
From c096b008d2671028c21ac8cf01f18a2083e73c44 Mon Sep 17 00:00:00 2001
|
||||
From: Florian Weimer <fweimer@redhat.com>
|
||||
Date: Fri, 8 Feb 2019 12:54:41 +0100
|
||||
Subject: [PATCH] nptl: Avoid fork handler lock for async-signal-safe fork [BZ
|
||||
#24161]
|
||||
--- a/nptl/register-atfork.c
|
||||
+++ b/nptl/register-atfork.c
|
||||
@@ -107,13 +107,14 @@ __unregister_atfork (void *dso_handle)
|
||||
}
|
||||
|
||||
void
|
||||
-__run_fork_handlers (enum __run_fork_handler_type who)
|
||||
+__run_fork_handlers (enum __run_fork_handler_type who, _Bool do_locking)
|
||||
{
|
||||
struct fork_handler *runp;
|
||||
|
||||
if (who == atfork_run_prepare)
|
||||
{
|
||||
- lll_lock (atfork_lock, LLL_PRIVATE);
|
||||
+ if (do_locking)
|
||||
+ lll_lock (atfork_lock, LLL_PRIVATE);
|
||||
size_t sl = fork_handler_list_size (&fork_handlers);
|
||||
for (size_t i = sl; i > 0; i--)
|
||||
{
|
||||
@@ -133,7 +134,8 @@ __run_fork_handlers (enum __run_fork_handler_type who)
|
||||
else if (who == atfork_run_parent && runp->parent_handler)
|
||||
runp->parent_handler ();
|
||||
}
|
||||
- lll_unlock (atfork_lock, LLL_PRIVATE);
|
||||
+ if (do_locking)
|
||||
+ lll_unlock (atfork_lock, LLL_PRIVATE);
|
||||
}
|
||||
}
|
||||
|
||||
diff --git a/sysdeps/nptl/fork.c b/sysdeps/nptl/fork.c
|
||||
index bd68f18b45..14b69a6f89 100644
|
||||
--- a/sysdeps/nptl/fork.c
|
||||
+++ b/sysdeps/nptl/fork.c
|
||||
@@ -55,7 +55,7 @@ __libc_fork (void)
|
||||
but our current fork implementation is not. */
|
||||
bool multiple_threads = THREAD_GETMEM (THREAD_SELF, header.multiple_threads);
|
||||
|
||||
- __run_fork_handlers (atfork_run_prepare);
|
||||
+ __run_fork_handlers (atfork_run_prepare, multiple_threads);
|
||||
|
||||
/* If we are not running multiple threads, we do not have to
|
||||
preserve lock state. If fork runs from a signal handler, only
|
||||
@@ -134,7 +134,7 @@ __libc_fork (void)
|
||||
__rtld_lock_initialize (GL(dl_load_lock));
|
||||
|
||||
/* Run the handlers registered for the child. */
|
||||
- __run_fork_handlers (atfork_run_child);
|
||||
+ __run_fork_handlers (atfork_run_child, multiple_threads);
|
||||
}
|
||||
else
|
||||
{
|
||||
@@ -149,7 +149,7 @@ __libc_fork (void)
|
||||
}
|
||||
|
||||
/* Run the handlers registered for the parent. */
|
||||
- __run_fork_handlers (atfork_run_parent);
|
||||
+ __run_fork_handlers (atfork_run_parent, multiple_threads);
|
||||
}
|
||||
|
||||
return pid;
|
||||
diff --git a/sysdeps/nptl/fork.h b/sysdeps/nptl/fork.h
|
||||
index a1c3b26b68..99ed76034b 100644
|
||||
--- a/sysdeps/nptl/fork.h
|
||||
+++ b/sysdeps/nptl/fork.h
|
||||
@@ -52,10 +52,12 @@ enum __run_fork_handler_type
|
||||
- atfork_run_child: run all the CHILD_HANDLER and unlocks the internal
|
||||
lock.
|
||||
- atfork_run_parent: run all the PARENT_HANDLER and unlocks the internal
|
||||
- lock. */
|
||||
-extern void __run_fork_handlers (enum __run_fork_handler_type who)
|
||||
- attribute_hidden;
|
||||
+ lock.
|
||||
+
|
||||
+ Perform locking only if DO_LOCKING. */
|
||||
+extern void __run_fork_handlers (enum __run_fork_handler_type who,
|
||||
+ _Bool do_locking) attribute_hidden;
|
||||
|
||||
/* C library side function to register new fork handlers. */
|
||||
extern int __register_atfork (void (*__prepare) (void),
|
||||
|
||||
From 067fc32968b601493f4b247a3ac00caeea3f3d61 Mon Sep 17 00:00:00 2001
|
||||
From: Florian Weimer <fweimer@redhat.com>
|
||||
Date: Fri, 15 Feb 2019 21:27:01 +0100
|
||||
Subject: [PATCH] nptl: Fix invalid Systemtap probe in pthread_join [BZ #24211]
|
||||
diff --git a/nptl/pthread_join_common.c b/nptl/pthread_join_common.c
|
||||
index ecb78ffba5..366feb376b 100644
|
||||
--- a/nptl/pthread_join_common.c
|
||||
+++ b/nptl/pthread_join_common.c
|
||||
@@ -86,6 +86,7 @@ __pthread_timedjoin_ex (pthread_t threadid, void **thread_return,
|
||||
pthread_cleanup_pop (0);
|
||||
}
|
||||
|
||||
+ void *pd_result = pd->result;
|
||||
if (__glibc_likely (result == 0))
|
||||
{
|
||||
/* We mark the thread as terminated and as joined. */
|
||||
@@ -93,7 +94,7 @@ __pthread_timedjoin_ex (pthread_t threadid, void **thread_return,
|
||||
|
||||
/* Store the return value if the caller is interested. */
|
||||
if (thread_return != NULL)
|
||||
- *thread_return = pd->result;
|
||||
+ *thread_return = pd_result;
|
||||
|
||||
/* Free the TCB. */
|
||||
__free_tcb (pd);
|
||||
@@ -101,7 +102,7 @@ __pthread_timedjoin_ex (pthread_t threadid, void **thread_return,
|
||||
else
|
||||
pd->joinid = NULL;
|
||||
|
||||
- LIBC_PROBE (pthread_join_ret, 3, threadid, result, pd->result);
|
||||
+ LIBC_PROBE (pthread_join_ret, 3, threadid, result, pd_result);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
From bc6f839fb4066be83272c735e662850af2595777 Mon Sep 17 00:00:00 2001
|
||||
From: Stefan Liebler <stli@linux.ibm.com>
|
||||
Date: Wed, 13 Mar 2019 10:45:35 +0100
|
||||
Subject: [PATCH] Fix output of LD_SHOW_AUXV=1.
|
||||
diff --git a/elf/dl-sysdep.c b/elf/dl-sysdep.c
|
||||
index 5f6c679a3f..5d19b100b2 100644
|
||||
--- a/elf/dl-sysdep.c
|
||||
+++ b/elf/dl-sysdep.c
|
||||
@@ -328,14 +328,9 @@ _dl_show_auxv (void)
|
||||
assert (AT_NULL == 0);
|
||||
assert (AT_IGNORE == 1);
|
||||
|
||||
- if (av->a_type == AT_HWCAP || av->a_type == AT_HWCAP2
|
||||
- || AT_L1I_CACHEGEOMETRY || AT_L1D_CACHEGEOMETRY
|
||||
- || AT_L2_CACHEGEOMETRY || AT_L3_CACHEGEOMETRY)
|
||||
- {
|
||||
- /* These are handled in a special way per platform. */
|
||||
- if (_dl_procinfo (av->a_type, av->a_un.a_val) == 0)
|
||||
- continue;
|
||||
- }
|
||||
+ /* Some entries are handled in a special way per platform. */
|
||||
+ if (_dl_procinfo (av->a_type, av->a_un.a_val) == 0)
|
||||
+ continue;
|
||||
|
||||
if (idx < sizeof (auxvars) / sizeof (auxvars[0])
|
||||
&& auxvars[idx].form != unknown)
|
||||
diff --git a/sysdeps/powerpc/dl-procinfo.h b/sysdeps/powerpc/dl-procinfo.h
|
||||
index f542f7318f..dfc3b33a72 100644
|
||||
--- a/sysdeps/powerpc/dl-procinfo.h
|
||||
+++ b/sysdeps/powerpc/dl-procinfo.h
|
||||
@@ -225,7 +225,7 @@ _dl_procinfo (unsigned int type, unsigned long int word)
|
||||
break;
|
||||
}
|
||||
default:
|
||||
- /* This should not happen. */
|
||||
+ /* Fallback to generic output mechanism. */
|
||||
return -1;
|
||||
}
|
||||
_dl_printf ("\n");
|
||||
diff --git a/sysdeps/sparc/dl-procinfo.h b/sysdeps/sparc/dl-procinfo.h
|
||||
index 282b8c5117..64ee267fc7 100644
|
||||
--- a/sysdeps/sparc/dl-procinfo.h
|
||||
+++ b/sysdeps/sparc/dl-procinfo.h
|
||||
@@ -31,8 +31,8 @@ _dl_procinfo (unsigned int type, unsigned long int word)
|
||||
{
|
||||
int i;
|
||||
|
||||
- /* Fallback to unknown output mechanism. */
|
||||
- if (type == AT_HWCAP2)
|
||||
+ /* Fallback to generic output mechanism. */
|
||||
+ if (type != AT_HWCAP)
|
||||
return -1;
|
||||
|
||||
_dl_printf ("AT_HWCAP: ");
|
||||
diff --git a/sysdeps/unix/sysv/linux/arm/dl-procinfo.h b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
|
||||
index 66c00297b7..05c62c8687 100644
|
||||
--- a/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
|
||||
+++ b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
|
||||
@@ -67,7 +67,7 @@ _dl_procinfo (unsigned int type, unsigned long int word)
|
||||
break;
|
||||
}
|
||||
default:
|
||||
- /* This should not happen. */
|
||||
+ /* Fallback to generic output mechanism. */
|
||||
return -1;
|
||||
}
|
||||
_dl_printf ("\n");
|
||||
diff --git a/sysdeps/unix/sysv/linux/i386/dl-procinfo.h b/sysdeps/unix/sysv/linux/i386/dl-procinfo.h
|
||||
index 22b43431bc..0585cdaa9c 100644
|
||||
--- a/sysdeps/unix/sysv/linux/i386/dl-procinfo.h
|
||||
+++ b/sysdeps/unix/sysv/linux/i386/dl-procinfo.h
|
||||
@@ -30,8 +30,8 @@ _dl_procinfo (unsigned int type, unsigned long int word)
|
||||
in the kernel sources. */
|
||||
int i;
|
||||
|
||||
- /* Fallback to unknown output mechanism. */
|
||||
- if (type == AT_HWCAP2)
|
||||
+ /* Fallback to generic output mechanism. */
|
||||
+ if (type != AT_HWCAP)
|
||||
return -1;
|
||||
|
||||
_dl_printf ("AT_HWCAP: ");
|
||||
diff --git a/sysdeps/unix/sysv/linux/s390/dl-procinfo.h b/sysdeps/unix/sysv/linux/s390/dl-procinfo.h
|
||||
index 19329a335b..d67fde368f 100644
|
||||
--- a/sysdeps/unix/sysv/linux/s390/dl-procinfo.h
|
||||
+++ b/sysdeps/unix/sysv/linux/s390/dl-procinfo.h
|
||||
@@ -32,8 +32,8 @@ _dl_procinfo (unsigned int type, unsigned long int word)
|
||||
in the kernel sources. */
|
||||
int i;
|
||||
|
||||
- /* Fallback to unknown output mechanism. */
|
||||
- if (type == AT_HWCAP2)
|
||||
+ /* Fallback to generic output mechanism. */
|
||||
+ if (type != AT_HWCAP)
|
||||
return -1;
|
||||
|
||||
_dl_printf ("AT_HWCAP: ");
|
||||
|
||||
From e28ad442e73b00ae2047d89c8cc7f9b2a0de5436 Mon Sep 17 00:00:00 2001
|
||||
From: TAMUKI Shoichi <tamuki@linet.gr.jp>
|
||||
Date: Sat, 2 Mar 2019 21:00:28 +0900
|
||||
Subject: [PATCH] ja_JP: Change the offset for Taisho gan-nen from 2 to 1 [BZ
|
||||
#24162]
|
||||
diff --git a/localedata/locales/ja_JP b/localedata/locales/ja_JP
|
||||
index 1fd2fee44b..9bfbb2bb9b 100644
|
||||
--- a/localedata/locales/ja_JP
|
||||
+++ b/localedata/locales/ja_JP
|
||||
@@ -14951,7 +14951,7 @@ era "+:2:1990//01//01:+*:<U5E73><U6210>:%EC%Ey<U5E74>";/
|
||||
"+:2:1927//01//01:1989//01//07:<U662D><U548C>:%EC%Ey<U5E74>";/
|
||||
"+:1:1926//12//25:1926//12//31:<U662D><U548C>:%EC<U5143><U5E74>";/
|
||||
"+:2:1913//01//01:1926//12//24:<U5927><U6B63>:%EC%Ey<U5E74>";/
|
||||
- "+:2:1912//07//30:1912//12//31:<U5927><U6B63>:%EC<U5143><U5E74>";/
|
||||
+ "+:1:1912//07//30:1912//12//31:<U5927><U6B63>:%EC<U5143><U5E74>";/
|
||||
"+:6:1873//01//01:1912//07//29:<U660E><U6CBB>:%EC%Ey<U5E74>";/
|
||||
"+:1:0001//01//01:1872//12//31:<U897F><U66A6>:%EC%Ey<U5E74>";/
|
||||
"+:1:-0001//12//31:-*:<U7D00><U5143><U524D>:%EC%Ey<U5E74>"
|
||||
|
||||
From 0941350c20a52447e53c5169354408e3db591f73 Mon Sep 17 00:00:00 2001
|
||||
From: TAMUKI Shoichi <tamuki@linet.gr.jp>
|
||||
Date: Tue, 2 Apr 2019 16:46:55 +0900
|
||||
Subject: [PATCH] ja_JP locale: Add entry for the new Japanese era [BZ #22964]
|
||||
diff --git a/localedata/locales/ja_JP b/localedata/locales/ja_JP
|
||||
index 9bfbb2bb9b..c64aaaff55 100644
|
||||
--- a/localedata/locales/ja_JP
|
||||
+++ b/localedata/locales/ja_JP
|
||||
@@ -14946,7 +14946,9 @@ am_pm "<U5348><U524D>";"<U5348><U5F8C>"
|
||||
|
||||
t_fmt_ampm "%p%I<U6642>%M<U5206>%S<U79D2>"
|
||||
|
||||
-era "+:2:1990//01//01:+*:<U5E73><U6210>:%EC%Ey<U5E74>";/
|
||||
+era "+:2:2020//01//01:+*:<U4EE4><U548C>:%EC%Ey<U5E74>";/
|
||||
+ "+:1:2019//05//01:2019//12//31:<U4EE4><U548C>:%EC<U5143><U5E74>";/
|
||||
+ "+:2:1990//01//01:2019//04//30:<U5E73><U6210>:%EC%Ey<U5E74>";/
|
||||
"+:1:1989//01//08:1989//12//31:<U5E73><U6210>:%EC<U5143><U5E74>";/
|
||||
"+:2:1927//01//01:1989//01//07:<U662D><U548C>:%EC%Ey<U5E74>";/
|
||||
"+:1:1926//12//25:1926//12//31:<U662D><U548C>:%EC<U5143><U5E74>";/
|
||||
|
||||
From 52b7cd6e9a701bb203023d56e84551943dc6a4c0 Mon Sep 17 00:00:00 2001
|
||||
From: Adam Maris <amaris@redhat.com>
|
||||
Date: Thu, 14 Mar 2019 16:51:16 -0400
|
||||
Subject: [PATCH] malloc: Check for large bin list corruption when inserting
|
||||
unsorted chunk
|
||||
diff --git a/malloc/malloc.c b/malloc/malloc.c
|
||||
index feaf7ee0bf..ce771375b6 100644
|
||||
--- a/malloc/malloc.c
|
||||
+++ b/malloc/malloc.c
|
||||
@@ -3876,10 +3876,14 @@ _int_malloc (mstate av, size_t bytes)
|
||||
{
|
||||
victim->fd_nextsize = fwd;
|
||||
victim->bk_nextsize = fwd->bk_nextsize;
|
||||
+ if (__glibc_unlikely (fwd->bk_nextsize->fd_nextsize != fwd))
|
||||
+ malloc_printerr ("malloc(): largebin double linked list corrupted (nextsize)");
|
||||
fwd->bk_nextsize = victim;
|
||||
victim->bk_nextsize->fd_nextsize = victim;
|
||||
}
|
||||
bck = fwd->bk;
|
||||
+ if (bck->fd != fwd)
|
||||
+ malloc_printerr ("malloc(): largebin double linked list corrupted (bk)");
|
||||
}
|
||||
}
|
||||
else
|
||||
|
||||
From c6177be4b92d5d7df50a785652d1912db511423e Mon Sep 17 00:00:00 2001
|
||||
From: Andreas Schwab <schwab@suse.de>
|
||||
Date: Wed, 15 May 2019 17:09:05 +0200
|
||||
Subject: [PATCH] Fix crash in _IO_wfile_sync (bug 20568)
|
||||
diff --git a/libio/wfileops.c b/libio/wfileops.c
|
||||
index 78f20486e5..bab2ba4892 100644
|
||||
--- a/libio/wfileops.c
|
||||
+++ b/libio/wfileops.c
|
||||
@@ -508,11 +508,12 @@ _IO_wfile_sync (FILE *fp)
|
||||
generate the wide characters up to the current reading
|
||||
position. */
|
||||
int nread;
|
||||
-
|
||||
+ size_t wnread = (fp->_wide_data->_IO_read_ptr
|
||||
+ - fp->_wide_data->_IO_read_base);
|
||||
fp->_wide_data->_IO_state = fp->_wide_data->_IO_last_state;
|
||||
nread = (*cv->__codecvt_do_length) (cv, &fp->_wide_data->_IO_state,
|
||||
fp->_IO_read_base,
|
||||
- fp->_IO_read_end, delta);
|
||||
+ fp->_IO_read_end, wnread);
|
||||
fp->_IO_read_ptr = fp->_IO_read_base + nread;
|
||||
delta = -(fp->_IO_read_end - fp->_IO_read_base - nread);
|
||||
}
|
||||
|
||||
From e3f828b8bd6e21922da8be8dee35edef09382d8d Mon Sep 17 00:00:00 2001
|
||||
From: Mark Wielaard <mark@klomp.org>
|
||||
Date: Wed, 15 May 2019 17:14:01 +0200
|
||||
Subject: [PATCH] dlfcn: Guard __dlerror_main_freeres with __libc_once_get
|
||||
(once) [BZ#24476]
|
||||
diff --git a/dlfcn/dlerror.c b/dlfcn/dlerror.c
|
||||
index 27376582d0..ca42c126c1 100644
|
||||
--- a/dlfcn/dlerror.c
|
||||
+++ b/dlfcn/dlerror.c
|
||||
@@ -72,9 +72,16 @@ __dlerror (void)
|
||||
__libc_once (once, init);
|
||||
|
||||
/* Get error string. */
|
||||
- result = (struct dl_action_result *) __libc_getspecific (key);
|
||||
- if (result == NULL)
|
||||
- result = &last_result;
|
||||
+ if (static_buf != NULL)
|
||||
+ result = static_buf;
|
||||
+ else
|
||||
+ {
|
||||
+ /* init () has been run and we don't use the static buffer.
|
||||
+ So we have a valid key. */
|
||||
+ result = (struct dl_action_result *) __libc_getspecific (key);
|
||||
+ if (result == NULL)
|
||||
+ result = &last_result;
|
||||
+ }
|
||||
|
||||
/* Test whether we already returned the string. */
|
||||
if (result->returned != 0)
|
||||
@@ -230,13 +237,19 @@ free_key_mem (void *mem)
|
||||
void
|
||||
__dlerror_main_freeres (void)
|
||||
{
|
||||
- void *mem;
|
||||
/* Free the global memory if used. */
|
||||
check_free (&last_result);
|
||||
- /* Free the TSD memory if used. */
|
||||
- mem = __libc_getspecific (key);
|
||||
- if (mem != NULL)
|
||||
- free_key_mem (mem);
|
||||
+
|
||||
+ if (__libc_once_get (once) && static_buf == NULL)
|
||||
+ {
|
||||
+ /* init () has been run and we don't use the static buffer.
|
||||
+ So we have a valid key. */
|
||||
+ void *mem;
|
||||
+ /* Free the TSD memory if used. */
|
||||
+ mem = __libc_getspecific (key);
|
||||
+ if (mem != NULL)
|
||||
+ free_key_mem (mem);
|
||||
+ }
|
||||
}
|
||||
|
||||
struct dlfcn_hook *_dlfcn_hook __attribute__((nocommon));
|
||||
|
||||
From 95d66fecaabbc92ab53027e808f0fc1929c9f21a Mon Sep 17 00:00:00 2001
|
||||
From: Wilco Dijkstra <wdijkstr@arm.com>
|
||||
Date: Fri, 10 May 2019 16:38:21 +0100
|
||||
Subject: [PATCH] Fix tcache count maximum (BZ #24531)
|
||||
diff --git a/malloc/malloc.c b/malloc/malloc.c
|
||||
index ce771375b6..0abd653be2 100644
|
||||
--- a/malloc/malloc.c
|
||||
+++ b/malloc/malloc.c
|
||||
@@ -2919,6 +2919,8 @@ typedef struct tcache_perthread_struct
|
||||
tcache_entry *entries[TCACHE_MAX_BINS];
|
||||
} tcache_perthread_struct;
|
||||
|
||||
+#define MAX_TCACHE_COUNT 127 /* Maximum value of counts[] entries. */
|
||||
+
|
||||
static __thread bool tcache_shutting_down = false;
|
||||
static __thread tcache_perthread_struct *tcache = NULL;
|
||||
|
||||
@@ -5124,8 +5126,11 @@ static inline int
|
||||
__always_inline
|
||||
do_set_tcache_count (size_t value)
|
||||
{
|
||||
- LIBC_PROBE (memory_tunable_tcache_count, 2, value, mp_.tcache_count);
|
||||
- mp_.tcache_count = value;
|
||||
+ if (value <= MAX_TCACHE_COUNT)
|
||||
+ {
|
||||
+ LIBC_PROBE (memory_tunable_tcache_count, 2, value, mp_.tcache_count);
|
||||
+ mp_.tcache_count = value;
|
||||
+ }
|
||||
return 1;
|
||||
}
|
||||
|
||||
From 34fb5f61d3c3f4b8fc616ea259fa19168b58ecd4 Mon Sep 17 00:00:00 2001
|
||||
From: "Dmitry V. Levin" <ldv@altlinux.org>
|
||||
Date: Wed, 13 Feb 2019 01:20:51 +0000
|
||||
Subject: [PATCH] libio: do not attempt to free wide buffers of legacy streams
|
||||
[BZ #24228]
|
||||
diff --git a/libio/genops.c b/libio/genops.c
|
||||
index 2a0d9b81df..11a15549e8 100644
|
||||
--- a/libio/genops.c
|
||||
+++ b/libio/genops.c
|
||||
@@ -789,9 +789,16 @@ _IO_unbuffer_all (void)
|
||||
|
||||
for (fp = (FILE *) _IO_list_all; fp; fp = fp->_chain)
|
||||
{
|
||||
+ int legacy = 0;
|
||||
+
|
||||
+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
|
||||
+ if (__glibc_unlikely (_IO_vtable_offset (fp) != 0))
|
||||
+ legacy = 1;
|
||||
+#endif
|
||||
+
|
||||
if (! (fp->_flags & _IO_UNBUFFERED)
|
||||
/* Iff stream is un-orientated, it wasn't used. */
|
||||
- && fp->_mode != 0)
|
||||
+ && (legacy || fp->_mode != 0))
|
||||
{
|
||||
#ifdef _IO_MTSAFE_IO
|
||||
int cnt;
|
||||
@@ -805,7 +812,7 @@ _IO_unbuffer_all (void)
|
||||
__sched_yield ();
|
||||
#endif
|
||||
|
||||
- if (! dealloc_buffers && !(fp->_flags & _IO_USER_BUF))
|
||||
+ if (! legacy && ! dealloc_buffers && !(fp->_flags & _IO_USER_BUF))
|
||||
{
|
||||
fp->_flags |= _IO_USER_BUF;
|
||||
|
||||
@@ -816,7 +823,7 @@ _IO_unbuffer_all (void)
|
||||
|
||||
_IO_SETBUF (fp, NULL, 0);
|
||||
|
||||
- if (fp->_mode > 0)
|
||||
+ if (! legacy && fp->_mode > 0)
|
||||
_IO_wsetb (fp, NULL, NULL, 0);
|
||||
|
||||
#ifdef _IO_MTSAFE_IO
|
||||
@@ -827,7 +834,8 @@ _IO_unbuffer_all (void)
|
||||
|
||||
/* Make sure that never again the wide char functions can be
|
||||
used. */
|
||||
- fp->_mode = -1;
|
||||
+ if (! legacy)
|
||||
+ fp->_mode = -1;
|
||||
}
|
||||
|
||||
#ifdef _IO_MTSAFE_IO
|
||||
|
||||
|
|
@ -0,0 +1,76 @@
|
|||
Fix <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7309>.
|
||||
|
||||
Taken from this upstream commit, sans ChangeLog updates and tests:
|
||||
<https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=3f635fb43389b54f682fc9ed2acc0b2aaf4a923d>.
|
||||
|
||||
diff --git a/sysdeps/x86_64/memcmp.S b/sysdeps/x86_64/memcmp.S
|
||||
index 1fc487caa5..1322bb3b92 100644
|
||||
--- a/sysdeps/x86_64/memcmp.S
|
||||
+++ b/sysdeps/x86_64/memcmp.S
|
||||
@@ -21,14 +21,18 @@
|
||||
|
||||
.text
|
||||
ENTRY (memcmp)
|
||||
- test %rdx, %rdx
|
||||
+#ifdef __ILP32__
|
||||
+ /* Clear the upper 32 bits. */
|
||||
+ movl %edx, %edx
|
||||
+#endif
|
||||
+ test %RDX_LP, %RDX_LP
|
||||
jz L(finz)
|
||||
cmpq $1, %rdx
|
||||
- jle L(finr1b)
|
||||
+ jbe L(finr1b)
|
||||
subq %rdi, %rsi
|
||||
movq %rdx, %r10
|
||||
cmpq $32, %r10
|
||||
- jge L(gt32)
|
||||
+ jae L(gt32)
|
||||
/* Handle small chunks and last block of less than 32 bytes. */
|
||||
L(small):
|
||||
testq $1, %r10
|
||||
@@ -156,7 +160,7 @@ L(A32):
|
||||
movq %r11, %r10
|
||||
andq $-32, %r10
|
||||
cmpq %r10, %rdi
|
||||
- jge L(mt16)
|
||||
+ jae L(mt16)
|
||||
/* Pre-unroll to be ready for unrolled 64B loop. */
|
||||
testq $32, %rdi
|
||||
jz L(A64)
|
||||
@@ -178,7 +182,7 @@ L(A64):
|
||||
movq %r11, %r10
|
||||
andq $-64, %r10
|
||||
cmpq %r10, %rdi
|
||||
- jge L(mt32)
|
||||
+ jae L(mt32)
|
||||
|
||||
L(A64main):
|
||||
movdqu (%rdi,%rsi), %xmm0
|
||||
@@ -216,7 +220,7 @@ L(mt32):
|
||||
movq %r11, %r10
|
||||
andq $-32, %r10
|
||||
cmpq %r10, %rdi
|
||||
- jge L(mt16)
|
||||
+ jae L(mt16)
|
||||
|
||||
L(A32main):
|
||||
movdqu (%rdi,%rsi), %xmm0
|
||||
@@ -254,7 +258,7 @@ L(ATR):
|
||||
movq %r11, %r10
|
||||
andq $-32, %r10
|
||||
cmpq %r10, %rdi
|
||||
- jge L(mt16)
|
||||
+ jae L(mt16)
|
||||
testq $16, %rdi
|
||||
jz L(ATR32)
|
||||
|
||||
@@ -325,7 +329,7 @@ L(ATR64main):
|
||||
movq %r11, %r10
|
||||
andq $-32, %r10
|
||||
cmpq %r10, %rdi
|
||||
- jge L(mt16)
|
||||
+ jae L(mt16)
|
||||
|
||||
L(ATR32res):
|
||||
movdqa (%rdi,%rsi), %xmm0
|
||||
|
|
@ -0,0 +1,22 @@
|
|||
Fix <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9169>.
|
||||
|
||||
Taken from this upstream commit, sans ChangeLog updates:
|
||||
https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=583dd860d5b833037175247230a328f0050dbfe9
|
||||
|
||||
diff --git a/posix/regexec.c b/posix/regexec.c
|
||||
index 91d5a797b8..084b1222d9 100644
|
||||
--- a/posix/regexec.c
|
||||
+++ b/posix/regexec.c
|
||||
@@ -1293,8 +1293,10 @@ proceed_next_node (const re_match_context_t *mctx, Idx nregs, regmatch_t *regs,
|
||||
else if (naccepted)
|
||||
{
|
||||
char *buf = (char *) re_string_get_buffer (&mctx->input);
|
||||
- if (memcmp (buf + regs[subexp_idx].rm_so, buf + *pidx,
|
||||
- naccepted) != 0)
|
||||
+ if (mctx->input.valid_len - *pidx < naccepted
|
||||
+ || (memcmp (buf + regs[subexp_idx].rm_so, buf + *pidx,
|
||||
+ naccepted)
|
||||
+ != 0))
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
|
|
@ -5,26 +5,24 @@ instead uses the hard-coded absolute file name of `bash'.
|
|||
|
||||
--- a/sysdeps/posix/system.c
|
||||
+++ b/sysdeps/posix/system.c
|
||||
@@ -134,7 +134,7 @@ do_system (const char *line)
|
||||
INIT_LOCK ();
|
||||
|
||||
/* Exec the shell. */
|
||||
- (void) __execve (SHELL_PATH, (char *const *) new_argv, __environ);
|
||||
+ (void) __execvpe (SHELL_NAME, (char *const *) new_argv, __environ);
|
||||
_exit (127);
|
||||
}
|
||||
else if (pid < (pid_t) 0)
|
||||
@@ -140,7 +140,7 @@ do_system (const char *line)
|
||||
__posix_spawnattr_setflags (&spawn_attr,
|
||||
POSIX_SPAWN_SETSIGDEF | POSIX_SPAWN_SETSIGMASK);
|
||||
|
||||
- status = __posix_spawn (&pid, SHELL_PATH, 0, &spawn_attr,
|
||||
+ status = posix_spawnp (&pid, SHELL_NAME, 0, &spawn_attr,
|
||||
(char *const[]){ (char*) SHELL_NAME,
|
||||
(char*) "-c",
|
||||
(char *) line, NULL },
|
||||
--- a/libio/iopopen.c
|
||||
+++ b/libio/iopopen.c
|
||||
@@ -145,7 +145,7 @@ _IO_new_proc_open (fp, command, mode)
|
||||
__close_nocancel (fd);
|
||||
@@ -85,7 +85,7 @@ spawn_process (posix_spawn_file_actions_t *fa, FILE *fp, const char *command,
|
||||
return false;
|
||||
}
|
||||
|
||||
- execl ("/bin/sh", "sh", "-c", command, (char *) 0);
|
||||
+ execlp ("sh", "sh", "-c", command, (char *) 0);
|
||||
_exit (127);
|
||||
}
|
||||
__close_nocancel (child_end);
|
||||
|
||||
- if (__posix_spawn (&((_IO_proc_file *) fp)->pid, _PATH_BSHELL, fa, 0,
|
||||
+ if (posix_spawnp (&((_IO_proc_file *) fp)->pid, "sh", fa, 0,
|
||||
(char *const[]){ (char*) "sh", (char*) "-c",
|
||||
(char *) command, NULL }, __environ) != 0)
|
||||
return false;
|
||||
|
||||
|
|
|
|||
|
|
@ -2,11 +2,11 @@ This patch is taken from debian's glibc package (generate-supported.mk).
|
|||
It install the localedata/SUPPORTED file of the glibc. This file lists
|
||||
all the supported locales of the glibc.
|
||||
|
||||
diff --git a/localedata/Makefile.old b/localedata/Makefile
|
||||
index 34877c0..a61d9b9 100644
|
||||
--- a/localedata/Makefile.old
|
||||
diff --git a/localedata/Makefile b/localedata/Makefile
|
||||
index 65079f9eb8..14818f84e0 100644
|
||||
--- a/localedata/Makefile
|
||||
+++ b/localedata/Makefile
|
||||
@@ -91,7 +91,8 @@ endif
|
||||
@@ -169,7 +169,8 @@ endif
|
||||
# Files to install.
|
||||
install-others := $(addprefix $(inst_i18ndir)/, \
|
||||
$(addsuffix .gz, $(charmaps)) \
|
||||
|
|
@ -16,7 +16,7 @@ index 34877c0..a61d9b9 100644
|
|||
|
||||
tests: $(objdir)/iconvdata/gconv-modules
|
||||
|
||||
@@ -195,6 +196,14 @@ endif
|
||||
@@ -380,6 +381,14 @@ endif
|
||||
|
||||
include SUPPORTED
|
||||
|
||||
|
|
@ -28,6 +28,6 @@ index 34877c0..a61d9b9 100644
|
|||
+ $(make-target-directory)
|
||||
+ $(INSTALL_DATA) LOCALES $@
|
||||
+
|
||||
INSTALL-SUPPORTED-LOCALES=$(addprefix install-, $(SUPPORTED-LOCALES))
|
||||
INSTALL-SUPPORTED-LOCALE-ARCHIVE=$(addprefix install-archive-, $(SUPPORTED-LOCALES))
|
||||
INSTALL-SUPPORTED-LOCALE-FILES=$(addprefix install-files-, $(SUPPORTED-LOCALES))
|
||||
|
||||
# Sometimes the whole collection of locale files should be installed.
|
||||
|
|
|
|||
|
|
@ -360,7 +360,9 @@ data types.")
|
|||
(format #f "TESTOPTS=-j~d" (parallel-job-count))
|
||||
;; Exclude the following test, which fails as of 3.7.3 (see:
|
||||
;; https://bugs.python.org/issue35998).
|
||||
" --exclude test_asyncio")))
|
||||
;; Exclude test_email, which fails with glibc 2.29 and later
|
||||
;; (see <https://https://bugs.python.org/issue35317>).
|
||||
" --exclude test_asyncio test_email")))
|
||||
((#:phases phases)
|
||||
`(modify-phases ,phases
|
||||
;; Unset SOURCE_DATE_EPOCH while running the test-suite and set it
|
||||
|
|
|
|||
Loading…
Reference in New Issue