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[Po-Hsu Lin <2112431@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

After the fix for bug 2069407 has landed.
Our ubuntu_bpf test on Oracular is still failing with FTBFS error:

Build log with o/linux 6.11.0-28.28:
   TEST-OBJ [test_progs] pkt_access.test.o
   TEST-OBJ [test_progs] pkt_md_access.test.o
   TEST-OBJ [test_progs] preempt_lock.test.o
   TEST-OBJ [test_progs] preempted_bpf_ma_op.test.o
   TEST-OBJ [test_progs] probe_read_user_str.test.o
   TEST-OBJ [test_progs] probe_user.test.o
   TEST-OBJ [test_progs] prog_array_init.test.o
   TEST-OBJ [test_progs] prog_run_opts.test.o
   TEST-OBJ [test_progs] prog_tests_framework.test.o
   TEST-OBJ [test_progs] ptr_untrusted.test.o
   TEST-OBJ [test_progs] queue_stack_map.test.o
   TEST-OBJ [test_progs] raw_tp_null.test.o
 /home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/prog_tests/raw_tp_null.c: In function ‘test_raw_tp_null’:
 /home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/prog_tests/raw_tp_null.c:15:26: error: implicit declaration of function ‘sys_gettid’; did you mean ‘gettid’? [-Wimplicit-function-declaration]
    15 |         skel->bss->tid = sys_gettid();
       |                          ^~~~~~~~~~
       |                          gettid
 make[1]: *** [Makefile:656: /home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/raw_tp_null.test.o] Error 1
 make[1]: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf'
 make: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests'
 make: *** [Makefile:194: all] Error 2

** Affects: ubuntu-kernel-tests
     Importance: Undecided
         Status: New


** Tags: 6.11 oracular sru-2025 sru-20250414 ubuntu-bpf

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https://bugs.launchpad.net/bugs/2112431

Title:
  ubuntu_bpf failed to build on Oracular (error: implicit declaration of
  function ‘sys_gettid’)

Status in ubuntu-kernel-tests:
  New

Bug description:
  After the fix for bug 2069407 has landed.
  Our ubuntu_bpf test on Oracular is still failing with FTBFS error:

  Build log with o/linux 6.11.0-28.28:
     TEST-OBJ [test_progs] pkt_access.test.o
     TEST-OBJ [test_progs] pkt_md_access.test.o
     TEST-OBJ [test_progs] preempt_lock.test.o
     TEST-OBJ [test_progs] preempted_bpf_ma_op.test.o
     TEST-OBJ [test_progs] probe_read_user_str.test.o
     TEST-OBJ [test_progs] probe_user.test.o
     TEST-OBJ [test_progs] prog_array_init.test.o
     TEST-OBJ [test_progs] prog_run_opts.test.o
     TEST-OBJ [test_progs] prog_tests_framework.test.o
     TEST-OBJ [test_progs] ptr_untrusted.test.o
     TEST-OBJ [test_progs] queue_stack_map.test.o
     TEST-OBJ [test_progs] raw_tp_null.test.o
   /home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/prog_tests/raw_tp_null.c: In function ‘test_raw_tp_null’:
   /home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/prog_tests/raw_tp_null.c:15:26: error: implicit declaration of function ‘sys_gettid’; did you mean ‘gettid’? [-Wimplicit-function-declaration]
      15 |         skel->bss->tid = sys_gettid();
         |                          ^~~~~~~~~~
         |                          gettid
   make[1]: *** [Makefile:656: /home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/raw_tp_null.test.o] Error 1
   make[1]: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf'
   make: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests'
   make: *** [Makefile:194: all] Error 2

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