Dear contributor,

Our automatic CI has detected problems related to your patch(es). Please find some details below.

In  master-arm, after:
  | commit glibc-2.42.9000-426-g53807741fb4
  | Author: Wilco Dijkstra <Wilco.Dijkstra@arm.com>
  | Date:   Thu Sep 11 10:49:47 2025 -0300
  | 
  |     Define __HAVE_64B_ATOMICS from compiler support
  |     
  |     Now that atomic builtins are used by default, we can rely on the
  |     compiler to define when to use 64-bit atomic operations.
  |     
  | ... 7 lines of the commit log omitted.

Produces 18 regressions:
  | 
  | regressions.sum:
  | Running glibc:nptl ...
  | FAIL: nptl/tst-cancel15 
  | FAIL: nptl/tst-cancel24 
  | FAIL: nptl/tst-cancel24-static 
  | FAIL: nptl/tst-cancelx13 
  | ... and 16 more

Used configuration :
 *CI config* tcwg_gnu_native_check_glibc master-arm
 *configure and test flags:* none, autodetected on armv8l-unknown-linux-gnueabihf

We track this bug report under https://linaro.atlassian.net/browse/GNU-1745. Please let us know if you have a fix.

If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list.

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The information below contains the details of the failures, and the ways to reproduce a debug environment:

You can find the failure logs in *.log.1.xz files in
 * https://ci.linaro.org/job/tcwg_gnu_native_check_glibc--master-arm-build/1340/artifact/artifacts/00-sumfiles/
The full lists of regressions and improvements as well as configure and make commands are in
 * https://ci.linaro.org/job/tcwg_gnu_native_check_glibc--master-arm-build/1340/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * https://ci.linaro.org/job/tcwg_gnu_native_check_glibc--master-arm-build/1340/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_native_check_glibc--master-arm-build/1340/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_native_check_glibc--master-arm-build/1339/artifact/artifacts

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/glibc/sha1/53807741fb44edb8e7c094cb5e7d4ff4e92a6ec1/tcwg_gnu_native_check_glibc/master-arm/reproduction_instructions.txt

Full commit : https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=53807741fb44edb8e7c094cb5e7d4ff4e92a6ec1