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[Bug 2123949] [NEW] noble: ubuntu_kernel_selftests.memfd:memfd_test failure expected for openstack:risc64vm and testflinger servers

To: canonical-ubuntu-qa@xxxxxxxxxxxxxxxxxxx
From: Alessio Faina <2123949@xxxxxxxxxxxxxxxxxx>
Date: Tue, 16 Sep 2025 09:46:19 -0000
Reply-to: Bug 2123949 <2123949@xxxxxxxxxxxxxxxxxx>
Sender: noreply@xxxxxxxxxxxxx
Public bug reported:

ubuntu_kernel_selftests:memfd:memfd_test has been failing for noble
(6.14.0-28.28 - 6.14.0-32.32) on openstack:riscv64.vm and testflinger
riscv64.vm servers.

23:51:56 INFO | START ubuntu_kernel_selftests.memfd:memfd_test ubuntu_kernel_selftests.memfd:memfd_test timeout=5400 timestamp=1757980316 localtime=Sep 15 23:51:56
23:51:56 DEBUG| Persistent state client._record_indent now set to 2
23:51:56 DEBUG| Persistent state client.unexpected_reboot now set to ('ubuntu_kernel_selftests.memfd:memfd_test', 'ubuntu_kernel_selftests.memfd:memfd_test')
23:51:56 DEBUG| Waiting for pid 15902 for 5400 seconds
23:51:56 WARNI| System python is too old, crash handling disabled
23:51:57 DEBUG| Running 'make run_tests -C memfd TEST_PROGS=memfd_test TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
23:51:57 DEBUG| [stdout] make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/memfd'
23:51:57 DEBUG| [stdout] TAP version 13
23:51:57 DEBUG| [stdout] 1..1
23:51:57 DEBUG| [stdout] # timeout set to 45
23:51:57 DEBUG| [stdout] # selftests: memfd: memfd_test
23:51:58 DEBUG| [stdout] # memfd: CREATE
23:51:58 DEBUG| [stdout] # memfd: BASIC
23:51:58 DEBUG| [stdout] # memfd: SEAL-EXEC
23:51:58 DEBUG| [stdout] # memfd: Apply SEAL_EXEC
23:51:58 DEBUG| [stdout] # memfd: Apply ALL_SEALS
23:51:58 DEBUG| [stdout] # memfd: EXEC_NO_SEAL
23:51:58 DEBUG| [stdout] # memfd: NOEXEC_SEAL
23:51:58 DEBUG| [stdout] # memfd: SEAL-WRITE
23:51:58 DEBUG| [stdout] # memfd: SEAL-FUTURE-WRITE
23:51:58 DEBUG| [stdout] # memfd: SEAL-WRITE-MAP-READ
23:51:58 DEBUG| [stdout] # memfd: SEAL-SHRINK
23:51:58 DEBUG| [stdout] # memfd: SEAL-GROW
23:51:58 DEBUG| [stdout] # memfd: SEAL-RESIZE
23:51:58 DEBUG| [stdout] # memfd: sysctl 0
23:51:58 DEBUG| [stdout] # memfd: sysctl 1
23:51:58 DEBUG| [stdout] # memfd: sysctl 0
23:51:58 DEBUG| [stdout] # memfd: sysctl 2
23:51:58 DEBUG| [stdout] # memfd: sysctl 1
23:51:58 DEBUG| [stdout] # memfd: sysctl 0
23:51:58 DEBUG| [stdout] # memfd: nested sysctl 0
23:51:58 DEBUG| [stdout] # memfd: sysctl 0
23:51:58 DEBUG| [stdout] # memfd: sysctl 1
23:51:58 DEBUG| [stdout] # memfd: sysctl 0
23:51:58 DEBUG| [stdout] # memfd: sysctl 2
23:51:58 DEBUG| [stdout] # memfd: sysctl 1
23:51:58 DEBUG| [stdout] # memfd: sysctl 0
23:51:58 DEBUG| [stdout] # memfd: nested sysctl 1
23:51:58 DEBUG| [stdout] # memfd: nested sysctl 2
23:51:58 DEBUG| [stdout] # memfd: nested sysctl 0 -> 1 after fork
23:51:58 DEBUG| [stdout] # memfd: nested sysctl 0 -> 2 after fork
23:51:58 DEBUG| [stdout] # write sysctl 1 succeeded, but failure expected
23:52:02 DEBUG| [stdout] # newpid thread: killed by signal 5
23:52:06 DEBUG| [stdout] # newpid thread: killed by signal 5
23:52:10 DEBUG| [stdout] # /usr/bin/timeout: the monitored command dumped core
23:52:10 DEBUG| [stdout] # Aborted
23:52:10 DEBUG| [stdout] not ok 1 selftests: memfd: memfd_test # exit=134
23:52:10 DEBUG| [stdout] make: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/memfd'
23:52:10 ERROR| Exception escaping from test:
Traceback (most recent call last):
 File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
 _call_test_function(self.execute, *p_args, **p_dargs)
 File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
 return func(*args, **dargs)
 ^^^^^^^^^^^^^^^^^^^^
 File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
 self._call_run_once(constraints, profile_only,
 File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
 self.run_once(*args, **dargs)
 File "/home/ubuntu/autotest/client/tests/ubuntu_kernel_selftests/ubuntu_kernel_selftests.py", line 195, in run_once
 raise error.TestError(test_name + ' failed.')
autotest.client.shared.error.TestError: memfd:memfd_test failed.
23:52:10 ERROR| child process failed
23:52:11 DEBUG| Traceback (most recent call last):
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
23:52:11 DEBUG| _call_test_function(self.execute, *p_args, **p_dargs)
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
23:52:11 DEBUG| return func(*args, **dargs)
23:52:11 DEBUG| ^^^^^^^^^^^^^^^^^^^^
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
23:52:11 DEBUG| self._call_run_once(constraints, profile_only,
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
23:52:11 DEBUG| self.run_once(*args, **dargs)
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/tests/ubuntu_kernel_selftests/ubuntu_kernel_selftests.py", line 195, in run_once
23:52:11 DEBUG| raise error.TestError(test_name + ' failed.')
23:52:11 DEBUG| autotest.client.shared.error.TestError: memfd:memfd_test failed.
23:52:11 DEBUG|
23:52:11 DEBUG| During handling of the above exception, another exception occurred:
23:52:11 DEBUG|
23:52:11 DEBUG| Traceback (most recent call last):
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/parallel.py", line 25, in fork_start
23:52:11 DEBUG| l()
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/job.py", line 506, in
23:52:11 DEBUG| l = lambda: test.runtest(self, url, tag, args, dargs)
23:52:11 DEBUG| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/test.py", line 121, in runtest
23:52:11 DEBUG| common_test.runtest(job, url, tag, args, dargs, locals(), globals(),
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 913, in runtest
23:52:11 DEBUG| mytest._exec(args, dargs)
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 434, in _exec
23:52:11 DEBUG| raise exc_info[0](exc_info[1]).with_traceback(exc_info[2])
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
23:52:11 DEBUG| _call_test_function(self.execute, *p_args, **p_dargs)
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
23:52:11 DEBUG| return func(*args, **dargs)
23:52:11 DEBUG| ^^^^^^^^^^^^^^^^^^^^
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
23:52:11 DEBUG| self._call_run_once(constraints, profile_only,
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
23:52:11 DEBUG| self.run_once(*args, **dargs)
23:52:11 DEBUG| File "/home/ubuntu/autotest/client/tests/ubuntu_kernel_selftests/ubuntu_kernel_selftests.py", line 195, in run_once
23:52:11 DEBUG| raise error.TestError(test_name + ' failed.')
23:52:11 DEBUG| autotest.client.shared.error.TestError: memfd:memfd_test failed.
23:52:12 INFO | ERROR ubuntu_kernel_selftests.memfd:memfd_test ubuntu_kernel_selftests.memfd:memfd_test timestamp=1757980332 localtime=Sep 15 23:52:12 memfd:memfd_test failed.

23:52:12 INFO | END ERROR ubuntu_kernel_selftests.memfd:memfd_test
ubuntu_kernel_selftests.memfd:memfd_test timestamp=1757980332
localtime=Sep 15 23:52:12

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

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https://bugs.launchpad.net/bugs/2123949

Title:
  noble: ubuntu_kernel_selftests.memfd:memfd_test failure expected for
  openstack:risc64vm and testflinger servers

Status in ubuntu-kernel-tests:
  New

Bug description:
  ubuntu_kernel_selftests:memfd:memfd_test has been failing for noble
  (6.14.0-28.28 - 6.14.0-32.32) on openstack:riscv64.vm and testflinger
  riscv64.vm servers.

  23:51:56 INFO | START ubuntu_kernel_selftests.memfd:memfd_test ubuntu_kernel_selftests.memfd:memfd_test timeout=5400 timestamp=1757980316 localtime=Sep 15 23:51:56
  23:51:56 DEBUG| Persistent state client._record_indent now set to 2
  23:51:56 DEBUG| Persistent state client.unexpected_reboot now set to ('ubuntu_kernel_selftests.memfd:memfd_test', 'ubuntu_kernel_selftests.memfd:memfd_test')
  23:51:56 DEBUG| Waiting for pid 15902 for 5400 seconds
  23:51:56 WARNI| System python is too old, crash handling disabled
  23:51:57 DEBUG| Running 'make run_tests -C memfd TEST_PROGS=memfd_test TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
  23:51:57 DEBUG| [stdout] make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/memfd'
  23:51:57 DEBUG| [stdout] TAP version 13
  23:51:57 DEBUG| [stdout] 1..1
  23:51:57 DEBUG| [stdout] # timeout set to 45
  23:51:57 DEBUG| [stdout] # selftests: memfd: memfd_test
  23:51:58 DEBUG| [stdout] # memfd: CREATE
  23:51:58 DEBUG| [stdout] # memfd: BASIC
  23:51:58 DEBUG| [stdout] # memfd: SEAL-EXEC
  23:51:58 DEBUG| [stdout] # memfd: Apply SEAL_EXEC
  23:51:58 DEBUG| [stdout] # memfd: Apply ALL_SEALS
  23:51:58 DEBUG| [stdout] # memfd: EXEC_NO_SEAL
  23:51:58 DEBUG| [stdout] # memfd: NOEXEC_SEAL
  23:51:58 DEBUG| [stdout] # memfd: SEAL-WRITE
  23:51:58 DEBUG| [stdout] # memfd: SEAL-FUTURE-WRITE
  23:51:58 DEBUG| [stdout] # memfd: SEAL-WRITE-MAP-READ
  23:51:58 DEBUG| [stdout] # memfd: SEAL-SHRINK
  23:51:58 DEBUG| [stdout] # memfd: SEAL-GROW
  23:51:58 DEBUG| [stdout] # memfd: SEAL-RESIZE
  23:51:58 DEBUG| [stdout] # memfd: sysctl 0
  23:51:58 DEBUG| [stdout] # memfd: sysctl 1
  23:51:58 DEBUG| [stdout] # memfd: sysctl 0
  23:51:58 DEBUG| [stdout] # memfd: sysctl 2
  23:51:58 DEBUG| [stdout] # memfd: sysctl 1
  23:51:58 DEBUG| [stdout] # memfd: sysctl 0
  23:51:58 DEBUG| [stdout] # memfd: nested sysctl 0
  23:51:58 DEBUG| [stdout] # memfd: sysctl 0
  23:51:58 DEBUG| [stdout] # memfd: sysctl 1
  23:51:58 DEBUG| [stdout] # memfd: sysctl 0
  23:51:58 DEBUG| [stdout] # memfd: sysctl 2
  23:51:58 DEBUG| [stdout] # memfd: sysctl 1
  23:51:58 DEBUG| [stdout] # memfd: sysctl 0
  23:51:58 DEBUG| [stdout] # memfd: nested sysctl 1
  23:51:58 DEBUG| [stdout] # memfd: nested sysctl 2
  23:51:58 DEBUG| [stdout] # memfd: nested sysctl 0 -> 1 after fork
  23:51:58 DEBUG| [stdout] # memfd: nested sysctl 0 -> 2 after fork
  23:51:58 DEBUG| [stdout] # write sysctl 1 succeeded, but failure expected
  23:52:02 DEBUG| [stdout] # newpid thread: killed by signal 5
  23:52:06 DEBUG| [stdout] # newpid thread: killed by signal 5
  23:52:10 DEBUG| [stdout] # /usr/bin/timeout: the monitored command dumped core
  23:52:10 DEBUG| [stdout] # Aborted
  23:52:10 DEBUG| [stdout] not ok 1 selftests: memfd: memfd_test # exit=134
  23:52:10 DEBUG| [stdout] make: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/memfd'
  23:52:10 ERROR| Exception escaping from test:
  Traceback (most recent call last):
   File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
   _call_test_function(self.execute, *p_args, **p_dargs)
   File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
   return func(*args, **dargs)
   ^^^^^^^^^^^^^^^^^^^^
   File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
   self._call_run_once(constraints, profile_only,
   File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
   self.run_once(*args, **dargs)
   File "/home/ubuntu/autotest/client/tests/ubuntu_kernel_selftests/ubuntu_kernel_selftests.py", line 195, in run_once
   raise error.TestError(test_name + ' failed.')
  autotest.client.shared.error.TestError: memfd:memfd_test failed.
  23:52:10 ERROR| child process failed
  23:52:11 DEBUG| Traceback (most recent call last):
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
  23:52:11 DEBUG| _call_test_function(self.execute, *p_args, **p_dargs)
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
  23:52:11 DEBUG| return func(*args, **dargs)
  23:52:11 DEBUG| ^^^^^^^^^^^^^^^^^^^^
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
  23:52:11 DEBUG| self._call_run_once(constraints, profile_only,
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
  23:52:11 DEBUG| self.run_once(*args, **dargs)
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/tests/ubuntu_kernel_selftests/ubuntu_kernel_selftests.py", line 195, in run_once
  23:52:11 DEBUG| raise error.TestError(test_name + ' failed.')
  23:52:11 DEBUG| autotest.client.shared.error.TestError: memfd:memfd_test failed.
  23:52:11 DEBUG|
  23:52:11 DEBUG| During handling of the above exception, another exception occurred:
  23:52:11 DEBUG|
  23:52:11 DEBUG| Traceback (most recent call last):
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/parallel.py", line 25, in fork_start
  23:52:11 DEBUG| l()
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/job.py", line 506, in
  23:52:11 DEBUG| l = lambda: test.runtest(self, url, tag, args, dargs)
  23:52:11 DEBUG| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/test.py", line 121, in runtest
  23:52:11 DEBUG| common_test.runtest(job, url, tag, args, dargs, locals(), globals(),
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 913, in runtest
  23:52:11 DEBUG| mytest._exec(args, dargs)
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 434, in _exec
  23:52:11 DEBUG| raise exc_info[0](exc_info[1]).with_traceback(exc_info[2])
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
  23:52:11 DEBUG| _call_test_function(self.execute, *p_args, **p_dargs)
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
  23:52:11 DEBUG| return func(*args, **dargs)
  23:52:11 DEBUG| ^^^^^^^^^^^^^^^^^^^^
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
  23:52:11 DEBUG| self._call_run_once(constraints, profile_only,
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
  23:52:11 DEBUG| self.run_once(*args, **dargs)
  23:52:11 DEBUG| File "/home/ubuntu/autotest/client/tests/ubuntu_kernel_selftests/ubuntu_kernel_selftests.py", line 195, in run_once
  23:52:11 DEBUG| raise error.TestError(test_name + ' failed.')
  23:52:11 DEBUG| autotest.client.shared.error.TestError: memfd:memfd_test failed.
  23:52:12 INFO | ERROR ubuntu_kernel_selftests.memfd:memfd_test ubuntu_kernel_selftests.memfd:memfd_test timestamp=1757980332 localtime=Sep 15 23:52:12 memfd:memfd_test failed.

  23:52:12 INFO | END ERROR ubuntu_kernel_selftests.memfd:memfd_test
  ubuntu_kernel_selftests.memfd:memfd_test timestamp=1757980332
  localtime=Sep 15 23:52:12

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Follow ups

[Bug 2123949] Re: noble: ubuntu_kernel_selftests.memfd:memfd_test failure expected for openstack:riscvm and testflinger servers
From: Alessio Faina, 2025-09-16