Failing tests on deb9/ubuntu_18_04 (T2363a/b)

Unexpected failures:
   /builds/ghc/ghc/tmp/ghctest-bzqrob0c/test   spaces/testsuite/tests/bytecode/T24634/T24634a.run  T24634a [bad exit code (2)] (normal)
   /builds/ghc/ghc/tmp/ghctest-bzqrob0c/test   spaces/testsuite/tests/bytecode/T24634/T24634b.run  T24634b [bad exit code (2)] (normal)

error message:

/usr/bin/ld.gold: error: /tmp/ghc161992_0/ghc_11.o: requires dynamic R_X86_64_PC32 reloc against 'say_hello' which may overflow at runtime; recompile with -fPIC
collect2: error: ld returned 1 exit status
<no location info>: error:
    `gcc' failed in phase `Linker'. (Exit code: 1)

Job: https://gitlab.haskell.org/ghc/ghc/-/jobs/1966411

Reproduce with

./ghc-docker-jobs.sh nightly-x86_64-linux-ubuntu18_04-validate aaab3d10675eb0090ac60dc81e524231ff706019
... enter docker container
./run_script

Introduced by 821d0a9a

cc @torsten.schmits

assigned to @torsten.schmits

added needs triage label

changed the description

What kind of pipeline is this?

It is a validate pipeline, the job is nightly-x86_64-linux-ubuntu18_04-validate.

added Phigh Tbug labels

removed needs triage label

changed milestone to %9.12.1

added Phighest label and removed Phigh label

added testsuite label

mentioned in commit 214dc776

mentioned in merge request !13195 (closed)

mentioned in commit 2534dfe5

mentioned in commit 2c402655

mentioned in commit 86761127

closed with commit 83e70b14

mentioned in commit 83e70b14

mentioned in commit 058b242b