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* [TCWG CI] Regression caused by glibc: linux: Add fsconfig
@ 2022-07-05 18:00 ci_notify
  0 siblings, 0 replies; only message in thread
From: ci_notify @ 2022-07-05 18:00 UTC (permalink / raw)
  To: Adhemerval Zanella; +Cc: gcc-regression

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain; charset=UTF-8, Size: 30888 bytes --]

[TCWG CI] Regression caused by glibc: linux: Add fsconfig:
commit 7eae6a91e9b1670330c9f15730082c91c0b1d570
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>

    linux: Add fsconfig

Results regressed to
# reset_artifacts:
-10
# true:
0
# build_abe binutils:
1
# build_abe stage1:
2
# build_abe linux:
3
# build_abe glibc:
4
# First few build errors in logs:
# 00:04:04 checking for catanhf128... make[2]: [Makefile:1787: arm-linux-gnueabihf/bits/largefile-config.h] Error 1 (ignored)
# 00:05:34 /home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/builds/destdir/x86_64-pc-linux-gnu/arm-linux-gnueabihf/libc/usr/include/linux/mount.h:95:6: error: multiple definition of ‘enum fsconfig_command’
# 00:05:34 make[4]: *** [Makefile:617: sanitizer_platform_limits_posix.lo] Error 1
# 00:05:37 make[3]: *** [Makefile:532: all-recursive] Error 1
# 00:05:37 make[2]: *** [Makefile:419: all] Error 2
# 00:05:37 make[1]: *** [Makefile:12817: all-target-libsanitizer] Error 2
# 00:05:37 make: *** [Makefile:1034: all] Error 2

from
# reset_artifacts:
-10
# true:
0
# build_abe binutils:
1
# build_abe stage1:
2
# build_abe linux:
3
# build_abe glibc:
4
# build_abe stage2:
5
# build_abe gdb:
6
# build_abe qemu:
7

THIS IS THE END OF INTERESTING STUFF.  BELOW ARE LINKS TO BUILDS, REPRODUCTION INSTRUCTIONS, AND THE RAW COMMIT.

This commit has regressed these CI configurations:
 - tcwg_gnu_cross_build/master-arm

First_bad build: https://ci.linaro.org/job/tcwg_gnu_cross_build-bisect-master-arm/34/artifact/artifacts/build-7eae6a91e9b1670330c9f15730082c91c0b1d570/
Last_good build: https://ci.linaro.org/job/tcwg_gnu_cross_build-bisect-master-arm/34/artifact/artifacts/build-05844d18f7893bf96965f163c428214fd5ebe10a/
Baseline build: https://ci.linaro.org/job/tcwg_gnu_cross_build-bisect-master-arm/34/artifact/artifacts/build-baseline/
Even more details: https://ci.linaro.org/job/tcwg_gnu_cross_build-bisect-master-arm/34/artifact/artifacts/

Reproduce builds:
<cut>
mkdir investigate-glibc-7eae6a91e9b1670330c9f15730082c91c0b1d570
cd investigate-glibc-7eae6a91e9b1670330c9f15730082c91c0b1d570

# Fetch scripts
git clone https://git.linaro.org/toolchain/jenkins-scripts

# Fetch manifests and test.sh script
mkdir -p artifacts/manifests
curl -o artifacts/manifests/build-baseline.sh https://ci.linaro.org/job/tcwg_gnu_cross_build-bisect-master-arm/34/artifact/artifacts/manifests/build-baseline.sh --fail
curl -o artifacts/manifests/build-parameters.sh https://ci.linaro.org/job/tcwg_gnu_cross_build-bisect-master-arm/34/artifact/artifacts/manifests/build-parameters.sh --fail
curl -o artifacts/test.sh https://ci.linaro.org/job/tcwg_gnu_cross_build-bisect-master-arm/34/artifact/artifacts/test.sh --fail
chmod +x artifacts/test.sh

# Reproduce the baseline build (build all pre-requisites)
./jenkins-scripts/tcwg_gnu-build.sh @@ artifacts/manifests/build-baseline.sh

# Save baseline build state (which is then restored in artifacts/test.sh)
mkdir -p ./bisect
rsync -a --del --delete-excluded --exclude /bisect/ --exclude /artifacts/ --exclude /glibc/ ./ ./bisect/baseline/

cd glibc

# Reproduce first_bad build
git checkout --detach 7eae6a91e9b1670330c9f15730082c91c0b1d570
../artifacts/test.sh

# Reproduce last_good build
git checkout --detach 05844d18f7893bf96965f163c428214fd5ebe10a
../artifacts/test.sh

cd ..
</cut>

Full commit (up to 1000 lines):
<cut>
commit 7eae6a91e9b1670330c9f15730082c91c0b1d570
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Fri Jun 24 16:59:15 2022 -0300

    linux: Add fsconfig
    
    It was added on Linux 5.2 (ecdab150fddb42fe6a739335257949220033b782)
    as a way to a configure filesystem creation context and trigger
    actions upon it, to be used in conjunction with fsopen, fspick and
    fsmount.
    
    The fsconfig_command commands are currently only defined as an enum,
    so they can't be checked on tst-mount-consts.py with current test
    support.
    
    Reviewed-by: Carlos O'Donell <carlos@redhat.com>
---
 NEWS                                               |  8 +++----
 sysdeps/unix/sysv/linux/Versions                   |  1 +
 sysdeps/unix/sysv/linux/aarch64/libc.abilist       |  1 +
 sysdeps/unix/sysv/linux/alpha/libc.abilist         |  1 +
 sysdeps/unix/sysv/linux/arc/libc.abilist           |  1 +
 sysdeps/unix/sysv/linux/arm/be/libc.abilist        |  1 +
 sysdeps/unix/sysv/linux/arm/le/libc.abilist        |  1 +
 sysdeps/unix/sysv/linux/csky/libc.abilist          |  1 +
 sysdeps/unix/sysv/linux/hppa/libc.abilist          |  1 +
 sysdeps/unix/sysv/linux/i386/libc.abilist          |  1 +
 sysdeps/unix/sysv/linux/ia64/libc.abilist          |  1 +
 sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist |  1 +
 sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist   |  1 +
 sysdeps/unix/sysv/linux/microblaze/be/libc.abilist |  1 +
 sysdeps/unix/sysv/linux/microblaze/le/libc.abilist |  1 +
 .../unix/sysv/linux/mips/mips32/fpu/libc.abilist   |  1 +
 .../unix/sysv/linux/mips/mips32/nofpu/libc.abilist |  1 +
 .../unix/sysv/linux/mips/mips64/n32/libc.abilist   |  1 +
 .../unix/sysv/linux/mips/mips64/n64/libc.abilist   |  1 +
 sysdeps/unix/sysv/linux/nios2/libc.abilist         |  1 +
 sysdeps/unix/sysv/linux/or1k/libc.abilist          |  1 +
 .../sysv/linux/powerpc/powerpc32/fpu/libc.abilist  |  1 +
 .../linux/powerpc/powerpc32/nofpu/libc.abilist     |  1 +
 .../sysv/linux/powerpc/powerpc64/be/libc.abilist   |  1 +
 .../sysv/linux/powerpc/powerpc64/le/libc.abilist   |  1 +
 sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist    |  1 +
 sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist    |  1 +
 sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist  |  1 +
 sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist  |  1 +
 sysdeps/unix/sysv/linux/sh/be/libc.abilist         |  1 +
 sysdeps/unix/sysv/linux/sh/le/libc.abilist         |  1 +
 sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist |  1 +
 sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist |  1 +
 sysdeps/unix/sysv/linux/sys/mount.h                | 26 ++++++++++++++++++++++
 sysdeps/unix/sysv/linux/syscalls.list              |  1 +
 sysdeps/unix/sysv/linux/tst-mount-consts.py        |  2 ++
 sysdeps/unix/sysv/linux/x86_64/64/libc.abilist     |  1 +
 sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist    |  1 +
 38 files changed, 67 insertions(+), 4 deletions(-)

diff --git a/NEWS b/NEWS
index 163bcfad2e..f16315258a 100644
--- a/NEWS
+++ b/NEWS
@@ -41,10 +41,10 @@ Major new features:
   have adverse impact.  It is incompatible with EDNS0 usage and DNSSEC
   validation by applications.
 
-* On Linux, the fsopen, fsmount, and move_mount functions have been added.
-  They are part of the new Linux kernel mount APIs that allow applications
-  to more flexibly configure and operate on filesystem mounts.  The new
-  mount APIs are specifically designed to work with namespaces.
+* On Linux, the fsopen, fsmount, move_mount, and fsconfig functions have
+  been added.  They are part of the new Linux kernel mount APIs that allow
+  applications to more flexibly configure and operate on filesystem mounts.
+  The new mount APIs are specifically designed to work with namespaces.
 
 * localedef now accepts locale definition files encoded in UTF-8.
   Previously, input bytes not within the ASCII range resulted in
diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions
index 26d552ba3b..831a366492 100644
--- a/sysdeps/unix/sysv/linux/Versions
+++ b/sysdeps/unix/sysv/linux/Versions
@@ -300,6 +300,7 @@ libc {
     epoll_pwait2;
   }
   GLIBC_2.36 {
+    fsconfig;
     fsmount;
     fsopen;
     move_mount;
diff --git a/sysdeps/unix/sysv/linux/aarch64/libc.abilist b/sysdeps/unix/sysv/linux/aarch64/libc.abilist
index 8dba065b81..0b8699dd94 100644
--- a/sysdeps/unix/sysv/linux/aarch64/libc.abilist
+++ b/sysdeps/unix/sysv/linux/aarch64/libc.abilist
@@ -2616,6 +2616,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/alpha/libc.abilist b/sysdeps/unix/sysv/linux/alpha/libc.abilist
index 08f4750022..dbc552de45 100644
--- a/sysdeps/unix/sysv/linux/alpha/libc.abilist
+++ b/sysdeps/unix/sysv/linux/alpha/libc.abilist
@@ -2713,6 +2713,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/arc/libc.abilist b/sysdeps/unix/sysv/linux/arc/libc.abilist
index 75db763023..b8411014f0 100644
--- a/sysdeps/unix/sysv/linux/arc/libc.abilist
+++ b/sysdeps/unix/sysv/linux/arc/libc.abilist
@@ -2377,6 +2377,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/arm/be/libc.abilist b/sysdeps/unix/sysv/linux/arm/be/libc.abilist
index fa33f317ac..618467399b 100644
--- a/sysdeps/unix/sysv/linux/arm/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/arm/be/libc.abilist
@@ -496,6 +496,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/arm/le/libc.abilist b/sysdeps/unix/sysv/linux/arm/le/libc.abilist
index dba2e4ce42..3afbd61ba3 100644
--- a/sysdeps/unix/sysv/linux/arm/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/arm/le/libc.abilist
@@ -493,6 +493,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/csky/libc.abilist b/sysdeps/unix/sysv/linux/csky/libc.abilist
index e6ff921c29..189835a12f 100644
--- a/sysdeps/unix/sysv/linux/csky/libc.abilist
+++ b/sysdeps/unix/sysv/linux/csky/libc.abilist
@@ -2652,6 +2652,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/hppa/libc.abilist b/sysdeps/unix/sysv/linux/hppa/libc.abilist
index 8a40cece83..41d645f3a0 100644
--- a/sysdeps/unix/sysv/linux/hppa/libc.abilist
+++ b/sysdeps/unix/sysv/linux/hppa/libc.abilist
@@ -2601,6 +2601,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/i386/libc.abilist b/sysdeps/unix/sysv/linux/i386/libc.abilist
index a89826049f..c39a33655a 100644
--- a/sysdeps/unix/sysv/linux/i386/libc.abilist
+++ b/sysdeps/unix/sysv/linux/i386/libc.abilist
@@ -2785,6 +2785,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/ia64/libc.abilist b/sysdeps/unix/sysv/linux/ia64/libc.abilist
index d1d96b7469..611b31fc1d 100644
--- a/sysdeps/unix/sysv/linux/ia64/libc.abilist
+++ b/sysdeps/unix/sysv/linux/ia64/libc.abilist
@@ -2551,6 +2551,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
index 63a62f267a..8504a94c75 100644
--- a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
@@ -497,6 +497,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
index f68325f9bc..2cf5ca75d2 100644
--- a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
@@ -2728,6 +2728,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
index 247af2075c..667098908d 100644
--- a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
@@ -2701,6 +2701,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
index b0ac3f9009..a131265c9c 100644
--- a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
@@ -2698,6 +2698,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
index b22cd6bf2f..9a083512f7 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
@@ -2693,6 +2693,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
index 12fc2cce3e..71b952dc6a 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
@@ -2691,6 +2691,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
index d3e96dfd43..f824d143fa 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
@@ -2699,6 +2699,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist
index cb58ed4db0..70ff16e752 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist
@@ -2602,6 +2602,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/nios2/libc.abilist b/sysdeps/unix/sysv/linux/nios2/libc.abilist
index 61ad58a599..e3e30f9f72 100644
--- a/sysdeps/unix/sysv/linux/nios2/libc.abilist
+++ b/sysdeps/unix/sysv/linux/nios2/libc.abilist
@@ -2740,6 +2740,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/or1k/libc.abilist b/sysdeps/unix/sysv/linux/or1k/libc.abilist
index 1260dc4e2e..c2c6c1678f 100644
--- a/sysdeps/unix/sysv/linux/or1k/libc.abilist
+++ b/sysdeps/unix/sysv/linux/or1k/libc.abilist
@@ -2123,6 +2123,7 @@ GLIBC_2.35 wprintf F
 GLIBC_2.35 write F
 GLIBC_2.35 writev F
 GLIBC_2.35 wscanf F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
index 363939762c..0ca95aa512 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
@@ -2755,6 +2755,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
index f512ad8baf..2256356cdb 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
@@ -2788,6 +2788,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist
index c9bdc9859c..b27e3b9c7c 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist
@@ -2510,6 +2510,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist
index f091be30bd..ac3897e8c6 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist
@@ -2812,6 +2812,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist b/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
index 7ea73f9af8..f7abfd54e3 100644
--- a/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist
@@ -2379,6 +2379,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist b/sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist
index 333fa62714..d4ba82b0a7 100644
--- a/sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist
+++ b/sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist
@@ -2579,6 +2579,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
index a867467b12..e15c8f1c50 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
@@ -2753,6 +2753,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist b/sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist
index dbad5b3163..3f74bf6af0 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist
@@ -2547,6 +2547,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/sh/be/libc.abilist b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
index 6f755cc173..e9610718d2 100644
--- a/sysdeps/unix/sysv/linux/sh/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
@@ -2608,6 +2608,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/sh/le/libc.abilist b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
index 77d936aa3c..754c495a6f 100644
--- a/sysdeps/unix/sysv/linux/sh/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
@@ -2605,6 +2605,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
index 09bb4363e1..368a9177e3 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
@@ -2748,6 +2748,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist b/sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist
index 9df9cb6adb..d644201962 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist
@@ -2574,6 +2574,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/sys/mount.h b/sysdeps/unix/sysv/linux/sys/mount.h
index 50ec65c7a3..ef2c72f31c 100644
--- a/sysdeps/unix/sysv/linux/sys/mount.h
+++ b/sysdeps/unix/sysv/linux/sys/mount.h
@@ -163,6 +163,27 @@ enum
 #define MOVE_MOUNT_T_EMPTY_PATH 0x00000040 /* Empty to path permitted */
 #define MOVE_MOUNT_SET_GROUP    0x00000100 /* Set sharing group instead */
 
+/* The type of fsconfig call made.   */
+enum fsconfig_command
+{
+  FSCONFIG_SET_FLAG       = 0,    /* Set parameter, supplying no value */
+#define FSCONFIG_SET_FLAG FSCONFIG_SET_FLAG
+  FSCONFIG_SET_STRING     = 1,    /* Set parameter, supplying a string value */
+#define FSCONFIG_SET_STRING FSCONFIG_SET_STRING
+  FSCONFIG_SET_BINARY     = 2,    /* Set parameter, supplying a binary blob value */
+#define FSCONFIG_SET_BINARY FSCONFIG_SET_BINARY
+  FSCONFIG_SET_PATH       = 3,    /* Set parameter, supplying an object by path */
+#define FSCONFIG_SET_PATH FSCONFIG_SET_PATH
+  FSCONFIG_SET_PATH_EMPTY = 4,    /* Set parameter, supplying an object by (empty) path */
+#define FSCONFIG_SET_PATH_EMPTY FSCONFIG_SET_PATH_EMPTY
+  FSCONFIG_SET_FD         = 5,    /* Set parameter, supplying an object by fd */
+#define FSCONFIG_SET_FD FSCONFIG_SET_FD
+  FSCONFIG_CMD_CREATE     = 6,    /* Invoke superblock creation */
+#define FSCONFIG_CMD_CREATE FSCONFIG_CMD_CREATE
+  FSCONFIG_CMD_RECONFIGURE = 7,   /* Invoke superblock reconfiguration */
+#define FSCONFIG_CMD_RECONFIGURE FSCONFIG_CMD_RECONFIGURE
+};
+
 
 __BEGIN_DECLS
 
@@ -193,6 +214,11 @@ extern int move_mount (int __from_dfd, const char *__from_pathname,
 		       int __to_dfd, const char *__to_pathname,
 		       unsigned int flags) __THROW;
 
+/* Set parameters and trigger CMD action on the FD context.  KEY, VALUE,
+   and AUX are used depending ng of the CMD.  */
+extern int fsconfig (int __fd, unsigned int __cmd, const char *__key,
+		     const void *__value, int __aux) __THROW;
+
 __END_DECLS
 
 #endif /* _SYS_MOUNT_H */
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index 7368210cd1..b2c8df5278 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -12,6 +12,7 @@ epoll_ctl	EXTRA	epoll_ctl	i:iiip	epoll_ctl
 eventfd		EXTRA	eventfd2	i:ii	eventfd
 execve		-	execve		i:spp	__execve	execve
 flock		-	flock		i:ii	__flock		flock
+fsconfig	EXTRA	fsconfig	i:iUsNi	fsconfig
 fsmount		EXTRA	fsmount		i:iUU	fsmount
 fsopen		EXTRA	fsopen		i:sU	fsopen
 get_kernel_syms	EXTRA	get_kernel_syms	i:p	__compat_get_kernel_syms	get_kernel_syms@GLIBC_2.0:GLIBC_2.23
diff --git a/sysdeps/unix/sysv/linux/tst-mount-consts.py b/sysdeps/unix/sysv/linux/tst-mount-consts.py
index aa9c02796e..dd4d50f202 100755
--- a/sysdeps/unix/sysv/linux/tst-mount-consts.py
+++ b/sysdeps/unix/sysv/linux/tst-mount-consts.py
@@ -49,6 +49,8 @@ def main():
                 linux_version_glibc > linux_version_headers,
                 linux_version_headers > linux_version_glibc)
 
+    # Skip testing FS_CONFIG commands since they are only enums in the kernel
+    # header.
     status = max(
         check('FSOPEN_.*'),
         check('FSMOUNT_.*'),
diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist
index 4829450ad0..0ff913610c 100644
--- a/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist
+++ b/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist
@@ -2525,6 +2525,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist
index caea228bcb..2aa67048ac 100644
--- a/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist
@@ -2631,6 +2631,7 @@ GLIBC_2.35 __memcmpeq F
 GLIBC_2.35 _dl_find_object F
 GLIBC_2.35 epoll_pwait2 F
 GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F
+GLIBC_2.36 fsconfig F
 GLIBC_2.36 fsmount F
 GLIBC_2.36 fsopen F
 GLIBC_2.36 move_mount F
</cut>
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New failures:

New passes:
FAIL: gcc.dg/auto-init-uninit-4.c (test for excess errors)
FAIL: gcc.dg/auto-init-uninit-4.c (test for excess errors)
FAIL: gcc.dg/auto-init-uninit-4.c (test for excess errors)


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