[Linaro-TCWG-CI] gdb-17-branchpoint-3262-gc2d4b5e1135: 3 regressions on arm

Dear contributor,

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

In gdb_check master-arm, after:
  | commit gdb-17-branchpoint-3262-gc2d4b5e1135
  | Author: Tom Tromey <[email protected]>
  | Date:   Wed Mar 11 14:17:50 2026 -0600
  | 
  |     Do not write negative PID or TID in remote protocol
  |     
  |     Currently both gdb and gdbserver can write a negative number for the
  |     PID or TID.  However, the only negative value that really makes sense
  |     is the special case of "-1" -- in other cases if the PID or TID has
  | ... 23 lines of the commit log omitted.

Produces 3 regressions:
  | 
  | regressions.sum:
  | Running gdb:gdb.gdb/unittest.exp ...
  | FAIL: gdb.gdb/unittest.exp: executable loaded: maintenance selftest, failed none
  | FAIL: gdb.gdb/unittest.exp: no executable loaded: maintenance selftest, failed none
  | FAIL: gdb.gdb/unittest.exp: reversed initialization: maintenance selftest, failed none

Used configuration :
 *CI config* tcwg_gdb_check 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-1949. (Require Linaro login) Please let us know if you have a fix.

If you have any questions regarding this report, please ask on [email protected] 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
 * http://54.172.246.49:9090/jobs/tcwg_gdb_check--master-arm-build/builds/10293/archive/artifacts/00-sumfiles/
The full lists of regressions and improvements as well as configure and make commands are in
 * http://54.172.246.49:9090/jobs/tcwg_gdb_check--master-arm-build/builds/10293/archive/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * http://54.172.246.49:9090/jobs/tcwg_gdb_check--master-arm-build/builds/10293/archive/artifacts/sumfiles/xfails.xfail

Current build   : http://54.172.246.49:9090/jobs/tcwg_gdb_check--master-arm-build/builds/10293/archive/artifacts/
Reference build : http://54.172.246.49:9090/jobs/tcwg_gdb_check--master-arm-build/builds/10292/archive/artifacts/

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gdb/sha1/c2d4b5e1135f75f7e4ef7ff68fa899bfe483671b/tcwg_gdb_check/master-arm/reproduction_instructions.txt

Full commit : https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff;h=c2d4b5e1135f75f7e4ef7ff68fa899bfe483671b