Work around libselinux API deprecations & auto-sync with upstream branch master
- Add glibc-deprecated-selinux-makedb.patch and glibc-deprecated-selinux-nscd.patch to work around libselinux API deprecations. - Drop glibc-rseq-disable.patch; rseq support removed upstream. Upstream commit: ec2f1fddf29053957d061dfe310f106388472a4f - libio: Remove __libc_readline_unlocked - shadow: Implement fgetspent_r using __nss_fgetent_r - pwd: Implement fgetpwent_r using __nss_fgetent_r - gshadow: Implement fgetsgent_r using __nss_fgetent_r (bug 20338) - grp: Implement fgetgrent_r using __nss_fgetent_r - nss: Add __nss_fgetent_r - libio: Add fseterr_unlocked for internal use - nss_files: Use generic result pointer in parse_line - nss_files: Consolidate line parse declarations in <nss_files.h> - nss_compat: Do not use mmap to read database files (bug 26258) - nss_files: Consolidate file opening in __nss_files_fopen - Update powerpc-nofpu libm-test-ulps. - Use MPFR 4.1.0 in build-many-glibcs.py. - elf: Change TLS static surplus default back to 1664 - hurd: Fix longjmp check for sigstate - hurd: Fix longjmp early in initialization - manual: New signal and errno string functions are AS-safe - AArch64: Improve strlen_asimd performance (bug 25824) - Move <rpc/netdb.h> from sunrpc to inet - en_US: Minimize changes to date_fmt (Bug 25923) - Linux: Remove rseq support - manual: Use Unicode instead HTML entities for characters (bug 19737) - Add NEWS entry for CVE-2020-6096 (bug 25620) - arm: remove string/tst-memmove-overflow XFAIL - AArch64: Rename IS_ARES to IS_NEOVERSE_N1 - AArch64: Add optimized Q-register memcpy - AArch64: Align ENTRY to a cacheline - Correct timespec implementation [BZ #26232] - Remove --enable-obsolete-rpc configure flag - hurd: Fix build-many-glibcs.py - x86: Support usable check for all CPU features - string: Make tst-strerror/tst-strsignal unsupported if msgfmt is not installed - malloc: Deprecate more hook-related functionality - elf: Support at least 32-byte alignment in static dlopen - x86: Remove __ASSEMBLER__ check in init-arch.h - x86: Remove the unused __x86_prefetchw - Documentation for ARC port - build-many-glibcs.py: Enable ARC builds - ARC: Build Infrastructure - ARC: ABI lists - ARC: Linux Startup and Dynamic Loading - ARC: Linux ABI - ARC: Linux Syscall Interface - ARC: hardware floating point support - ARC: math soft float support - ARC: Atomics and Locking primitives - ARC: Thread Local Storage support - ARC: startup and dynamic linking code - ARC: ABI Implementation - Fix time/tst-cpuclock1 intermitent failures - powerpc64: Fix calls when r2 is not used [BZ #26173] - Add NEWS entry for Update to Unicode 13.0.0 [BZ #25819] - Update i686 libm-test-ulps - Fix memory leak in __printf_fp_l (bug 26215). - Fix double free in __printf_fp_l (bug 26214). - linux: Fix syscall list generation instructions - sysv: linux: Add 64-bit time_t variant for shmctl - sysvipc: Remove the linux shm-pad.h file - sysvipc: Split out linux struct shmid_ds - sysv: linux: Add 64-bit time_t variant for msgctl - sysvipc: Remove the linux msq-pad.h file - sysvipc: Split out linux struct semid_ds - sysv: linux: Add 64-bit time_t variant for semctl
This commit is contained in:
Arjun Shankar
parent
1554837500
commit
3e8e5d3396
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@ -1,125 +0,0 @@
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Disable rseq integration until the Firefox sandbox supports rseq.
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Sandbox is incompatible with rseq registration
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<https://bugzilla.mozilla.org/show_bug.cgi?id=1651701>
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diff --git a/elf/libc_early_init.c b/elf/libc_early_init.c
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index 86da66d5e01af08f..fd779941e7180fb6 100644
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--- a/elf/libc_early_init.c
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+++ b/elf/libc_early_init.c
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@@ -28,8 +28,9 @@ __libc_early_init (_Bool initial)
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__ctype_init ();
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/* Register rseq ABI to the kernel for the main program's libc. */
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+ rseq_active_init ();
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if (initial)
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- rseq_register_current_thread ();
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+ rseq_register_current_thread ();
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/* Only the outer namespace is marked as single-threaded. */
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__libc_single_threaded = initial;
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diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions
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index f72741b7e5afb22a..a730077142f0e20a 100644
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--- a/sysdeps/unix/sysv/linux/Versions
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+++ b/sysdeps/unix/sysv/linux/Versions
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@@ -171,6 +171,8 @@ libc {
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__rseq_abi;
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}
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GLIBC_PRIVATE {
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+ __rseq_active;
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+
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# functions used in other libraries
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__syscall_rt_sigqueueinfo;
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__open_nocancel;
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diff --git a/sysdeps/unix/sysv/linux/rseq-internal.h b/sysdeps/unix/sysv/linux/rseq-internal.h
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index 8f6772ca1deada89..acaf033be465facd 100644
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--- a/sysdeps/unix/sysv/linux/rseq-internal.h
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+++ b/sysdeps/unix/sysv/linux/rseq-internal.h
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@@ -23,13 +23,29 @@
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#include <kernel-features.h>
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#include <stdio.h>
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#include <sys/rseq.h>
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+#include <unistd.h>
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#ifdef RSEQ_SIG
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+
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+extern _Bool __rseq_active;
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+
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+static inline void
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+rseq_active_init (void)
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+{
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+ __rseq_active = __access ("/etc/glibc.rseq.enabled", F_OK) == 0;
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+}
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+
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static inline void
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rseq_register_current_thread (void)
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{
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int ret;
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+ if (!__rseq_active)
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+ {
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+ __rseq_abi.cpu_id = RSEQ_CPU_ID_REGISTRATION_FAILED;
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+ return;
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+ }
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+
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if (__rseq_abi.cpu_id != RSEQ_CPU_ID_UNINITIALIZED)
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__libc_fatal ("glibc fatal error: "
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"rseq already initialized for this thread\n");
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@@ -64,6 +80,11 @@ rseq_register_current_thread (void)
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}
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}
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#else /* RSEQ_SIG */
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+static inline void
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+rseq_active_init (void)
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+{
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+}
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+
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static inline void
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rseq_register_current_thread (void)
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{
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diff --git a/sysdeps/unix/sysv/linux/rseq-sym.c b/sysdeps/unix/sysv/linux/rseq-sym.c
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index 090093408f1a4b3f..78d3a9dd8355436b 100644
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--- a/sysdeps/unix/sysv/linux/rseq-sym.c
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+++ b/sysdeps/unix/sysv/linux/rseq-sym.c
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@@ -19,8 +19,11 @@
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#include <stdint.h>
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#include <kernel-features.h>
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#include <sys/rseq.h>
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+#include <rseq-internal.h>
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__thread struct rseq __rseq_abi =
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{
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.cpu_id = RSEQ_CPU_ID_UNINITIALIZED,
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};
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+
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+_Bool __rseq_active __attribute__ ((nocommon));
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diff --git a/sysdeps/unix/sysv/linux/tst-rseq-nptl.c b/sysdeps/unix/sysv/linux/tst-rseq-nptl.c
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index 5e788dcfa9eef8ef..ed846e9f5d5a5f4e 100644
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--- a/sysdeps/unix/sysv/linux/tst-rseq-nptl.c
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+++ b/sysdeps/unix/sysv/linux/tst-rseq-nptl.c
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@@ -250,6 +250,10 @@ do_rseq_test (void)
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static int
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do_test (void)
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{
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+ extern _Bool __rseq_active;
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+ if (!__rseq_active)
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+ FAIL_UNSUPPORTED ("/etc/glibc.rseq.enabled missing, test disabled");
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+
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return do_rseq_test ();
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}
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diff --git a/sysdeps/unix/sysv/linux/tst-rseq.c b/sysdeps/unix/sysv/linux/tst-rseq.c
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index aa902fb26a64f917..60eaab4bc13d1275 100644
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--- a/sysdeps/unix/sysv/linux/tst-rseq.c
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+++ b/sysdeps/unix/sysv/linux/tst-rseq.c
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@@ -57,6 +57,10 @@ do_rseq_test (void)
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static int
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do_test (void)
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{
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+ extern _Bool __rseq_active;
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+ if (!__rseq_active)
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+ FAIL_UNSUPPORTED ("/etc/glibc.rseq.enabled missing, test disabled");
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+
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do_rseq_test ();
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return 0;
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}
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80
glibc.spec
80
glibc.spec
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@ -1,4 +1,4 @@
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%define glibcsrcdir glibc-2.31.9000-683-gffb17e7ba3
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%define glibcsrcdir glibc-2.31.9000-746-gec2f1fddf2
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%define glibcversion 2.31.9000
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# Pre-release tarballs are pulled in from git using a command that is
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# effectively:
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@ -96,7 +96,7 @@
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Summary: The GNU libc libraries
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Name: glibc
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Version: %{glibcversion}
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Release: 19%{?dist}
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Release: 20%{?dist}
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# In general, GPLv2+ is used by programs, LGPLv2+ is used for
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# libraries.
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@ -167,9 +167,8 @@ Patch17: glibc-cs-path.patch
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Patch18: glibc-c-utf8-locale.patch
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Patch23: glibc-python3.patch
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Patch29: glibc-fedora-nsswitch.patch
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Patch30: glibc-rseq-disable.patch
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Patch31: glibc-deprecated-selinux-makedb.patch
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Patch32: glibc-deprecated-selinux-nscd.patch
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Patch30: glibc-deprecated-selinux-makedb.patch
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Patch31: glibc-deprecated-selinux-nscd.patch
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##############################################################################
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# Continued list of core "glibc" package information:
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@ -2020,6 +2019,77 @@ fi
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%files -f compat-libpthread-nonshared.filelist -n compat-libpthread-nonshared
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%changelog
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* Tue Jul 21 2020 Arjun Shankar <arjun@redhat.com> - 2.31.9000-20
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- Add glibc-deprecated-selinux-makedb.patch and
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glibc-deprecated-selinux-nscd.patch to work around libselinux API
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deprecations.
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- Drop glibc-rseq-disable.patch; rseq support removed upstream.
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- Auto-sync with upstream branch master,
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commit ec2f1fddf29053957d061dfe310f106388472a4f:
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- libio: Remove __libc_readline_unlocked
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- shadow: Implement fgetspent_r using __nss_fgetent_r
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- pwd: Implement fgetpwent_r using __nss_fgetent_r
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- gshadow: Implement fgetsgent_r using __nss_fgetent_r (bug 20338)
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- grp: Implement fgetgrent_r using __nss_fgetent_r
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- nss: Add __nss_fgetent_r
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- libio: Add fseterr_unlocked for internal use
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- nss_files: Use generic result pointer in parse_line
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- nss_files: Consolidate line parse declarations in <nss_files.h>
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- nss_compat: Do not use mmap to read database files (bug 26258)
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- nss_files: Consolidate file opening in __nss_files_fopen
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- Update powerpc-nofpu libm-test-ulps.
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- Use MPFR 4.1.0 in build-many-glibcs.py.
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- elf: Change TLS static surplus default back to 1664
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- hurd: Fix longjmp check for sigstate
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- hurd: Fix longjmp early in initialization
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- manual: New signal and errno string functions are AS-safe
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- AArch64: Improve strlen_asimd performance (bug 25824)
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- Move <rpc/netdb.h> from sunrpc to inet
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- en_US: Minimize changes to date_fmt (Bug 25923)
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- Linux: Remove rseq support
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- manual: Use Unicode instead HTML entities for characters (bug 19737)
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- Add NEWS entry for CVE-2020-6096 (bug 25620)
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- arm: remove string/tst-memmove-overflow XFAIL
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- AArch64: Rename IS_ARES to IS_NEOVERSE_N1
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- AArch64: Add optimized Q-register memcpy
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- AArch64: Align ENTRY to a cacheline
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- Correct timespec implementation [BZ #26232]
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- Remove --enable-obsolete-rpc configure flag
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- hurd: Fix build-many-glibcs.py
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- x86: Support usable check for all CPU features
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- string: Make tst-strerror/tst-strsignal unsupported if msgfmt is not installed
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- malloc: Deprecate more hook-related functionality
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- elf: Support at least 32-byte alignment in static dlopen
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- x86: Remove __ASSEMBLER__ check in init-arch.h
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- x86: Remove the unused __x86_prefetchw
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- Documentation for ARC port
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- build-many-glibcs.py: Enable ARC builds
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- ARC: Build Infrastructure
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- ARC: ABI lists
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- ARC: Linux Startup and Dynamic Loading
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- ARC: Linux ABI
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- ARC: Linux Syscall Interface
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- ARC: hardware floating point support
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- ARC: math soft float support
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- ARC: Atomics and Locking primitives
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- ARC: Thread Local Storage support
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- ARC: startup and dynamic linking code
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- ARC: ABI Implementation
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- Fix time/tst-cpuclock1 intermitent failures
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- powerpc64: Fix calls when r2 is not used [BZ #26173]
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- Add NEWS entry for Update to Unicode 13.0.0 [BZ #25819]
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- Update i686 libm-test-ulps
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- Fix memory leak in __printf_fp_l (bug 26215).
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- Fix double free in __printf_fp_l (bug 26214).
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- linux: Fix syscall list generation instructions
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- sysv: linux: Add 64-bit time_t variant for shmctl
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- sysvipc: Remove the linux shm-pad.h file
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- sysvipc: Split out linux struct shmid_ds
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- sysv: linux: Add 64-bit time_t variant for msgctl
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- sysvipc: Remove the linux msq-pad.h file
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- sysvipc: Split out linux struct semid_ds
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- sysv: linux: Add 64-bit time_t variant for semctl
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* Fri Jul 10 2020 Florian Weimer <fweimer@redhat.com> - 2.31.9000-19
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- Disable rseq registration by default to help Firefox (#1855729)
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2
sources
2
sources
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@ -1 +1 @@
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SHA512 (glibc-2.31.9000-683-gffb17e7ba3.tar.xz) = 103ff3c04de5dc149df93e5399de1630f6fff1b8d7f127881d6e530492b8b953a8064205ceecb311a77c0a10de3a5ab2056121fd1fa833a30327c6b1f08beacc
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SHA512 (glibc-2.31.9000-746-gec2f1fddf2.tar.xz) = 8324ee622aae041ad66aac0dbf2e3dc8af735c5826cbd2186bd9dabbb5fc6b8ffd744f68629e1f3763ed1f6692167acd75a1b621a799ef3e753aa348fdd0b581
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|
|
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