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<a href="https://gitlab.rtems.org/frank_k">Frank Kuehndel</a> created an issue: <a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5524">#5524</a>
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<h2 id="user-content-summary" dir="auto" style="margin-top: 0; margin-bottom: 10px;" align="initial">Summary<a href="#summary" aria-label="Link to heading 'Summary'" data-heading-content="Summary" class="anchor" style="margin-top: 0;"></a>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial"><code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">./waf install</code> fails for an RISC-V target with this error</p>
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<pre class="code highlight js-syntax-highlight language-plaintext" v-pre="true" style="display: block; font-size: 14px; color: #3a383f; line-height: 1.6em; overflow-x: auto; border-radius: .25rem; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; margin: 0 0 1rem; padding: 12px; border: 1px solid #dcdcde;"><code style="font-size: inherit; color: inherit; word-wrap: normal; word-break: keep-all; background-color: inherit; border-radius: .25rem; white-space: pre; margin-top: 0; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; overflow-wrap: normal; padding: unset;"><span id="LC1" class="line" lang="plaintext" style="margin-top: 0;">source not found: 'contrib/bsps/sbi/sbi.h' in bld(source=[], target='', meths=['process_install_task', 'process_rule', 'process_source'], features=['install_task'], path=/home/ferris/rtems, idx=18, tg_idx_count=18, install_to='${BSP_INCLUDEDIR}/machine', install_from=['contrib/bsps/sbi/sbi.h'], dest='${BSP_INCLUDEDIR}/machine', type='install_files', posted=True, install_task=</span>
<span id="LC2" class="line" lang="plaintext"> {task 140571735945776: inst -> }) in /home/ferris/rtems</span></code></pre>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">The file <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">~/rtems/contrib/bsps/sbi/sbi.h</code> is actually missing. It is here: <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">~/rtems/contrib/bsps/riscv/include/machine/sbi.h</code> instead.</p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">I assume, this bug is related to</p>
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<li style="margin-top: 0; line-height: 1.6em; margin-left: 25px; padding-left: 3px;"><a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/3337" title="RISC-V Port in Supervisor Mode" class="gfm gfm-issue" data-original="#3337" data-link="false" data-link-reference="false" data-issue="25770" data-project="26" data-iid="3337" data-namespace-path="rtems/rtos/rtems" data-project-path="rtems/rtos/rtems" data-issue-type="issue" data-container="body" data-placement="top" data-reference-type="issue" style="margin-top: 0;">#3337</a></li>
<li style="line-height: 1.6em; margin-left: 25px; padding-left: 3px;"><a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1092" title="contrib: import sbi from freebsd 15.0.0" class="gfm gfm-merge_request" data-original="https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1092" data-link="false" data-link-reference="true" data-merge-request="2240" data-project="26" data-project-path="rtems/rtos/rtems" data-iid="1092" data-container="body" data-placement="top" data-reference-type="merge_request" style="margin-top: 0;">!1092 (merged)</a></li>
<li style="line-height: 1.6em; margin-left: 25px; padding-left: 3px;"><a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1086" title="risc-v: support running in s-mode" class="gfm gfm-merge_request" data-original="https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1086" data-link="false" data-link-reference="true" data-merge-request="2228" data-project="26" data-project-path="rtems/rtos/rtems" data-iid="1086" data-container="body" data-placement="top" data-reference-type="merge_request" style="margin-top: 0;">!1086 (merged)</a></li>
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<h2 id="user-content-steps-to-reproduce" dir="auto" style="margin-top: 20px; margin-bottom: 10px;" align="initial">Steps to reproduce<a href="#steps-to-reproduce" aria-label="Link to heading 'Steps to reproduce'" data-heading-content="Steps to reproduce" class="anchor" style="margin-top: 0;"></a>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">Follow RTEMS User Manual section <a href="https://docs.rtems.org/docs/main/user/rust/bare-metal.html#bare-metal-rust-with-rtems" rel="nofollow noreferrer noopener" target="_blank" style="margin-top: 0;">Bare Metal Rust with RTEMS</a>. You need to add the package <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">install-info</code> to be installed in the container in the <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">Dockerfile</code> to work around another bug (<a href="https://gitlab.rtems.org/rtems/tools/rtems-source-builder/-/issues/161" title="SIS Fails to build on Fedora/RHEL Systems" class="gfm gfm-issue" data-original="https://gitlab.rtems.org/rtems/tools/rtems-source-builder/-/issues/161" data-link="false" data-link-reference="true" data-issue="29572" data-project="7" data-iid="161" data-namespace-path="rtems/tools/rtems-source-builder" data-project-path="rtems/tools/rtems-source-builder" data-issue-type="issue" data-container="body" data-placement="top" data-reference-type="issue">rtems/tools/rtems-source-builder#161</a>).</p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">The error appears during the install step in</p>
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<pre class="code highlight js-syntax-highlight language-plaintext" v-pre="true" style="display: block; font-size: 14px; color: #3a383f; line-height: 1.6em; overflow-x: auto; border-radius: .25rem; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; margin: 0 0 1rem; padding: 12px; border: 1px solid #dcdcde;"><code style="font-size: inherit; color: inherit; word-wrap: normal; word-break: keep-all; background-color: inherit; border-radius: .25rem; white-space: pre; margin-top: 0; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; overflow-wrap: normal; padding: unset;"><span id="LC1" class="line" lang="plaintext" style="margin-top: 0;">cd rtems</span>
<span id="LC2" class="line" lang="plaintext"></span>
<span id="LC3" class="line" lang="plaintext">cat >config.ini <<"EOF"</span>
<span id="LC4" class="line" lang="plaintext">[sparc/leon3]</span>
<span id="LC5" class="line" lang="plaintext">RTEMS_SMP = True</span>
<span id="LC6" class="line" lang="plaintext">[riscv/rv64imafdc]</span>
<span id="LC7" class="line" lang="plaintext">EOF</span>
<span id="LC8" class="line" lang="plaintext"></span>
<span id="LC9" class="line" lang="plaintext">./waf configure --prefix=/opt/rtems/7</span>
<span id="LC10" class="line" lang="plaintext">./waf</span>
<span id="LC11" class="line" lang="plaintext">./waf install</span></code></pre>
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<p style="color: #3a383f; margin: 0 0 1rem;">RTEMS head is <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">70adad45f7e6d5262f7d248b6462706ab8b5b9e0</code></p>
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<p style="color: #3a383f; margin: 0 0 1rem;">rtems-source-builder head is <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">751299446e8f7d41023ef7b5236cc378a52291c6</code></p>
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<p style="color: #3a383f; margin: 0 0 1rem;">The bug was not present in a CI build 5th of March 2026 with these dates:</p>
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<th style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border-color: #dcdcde; border-style: solid; border-width: 1px 1px 0;" bgcolor="#ececef" valign="top"></th>
<th style="line-height: 1.25rem; padding: 10px 16px; border-color: #dcdcde; border-style: solid; border-width: 1px 1px 0;" bgcolor="#ececef" valign="top">Version/Commit</th>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">Date:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">2026-03-05T21:23:13+01:00</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rtems-docs:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">f0dce6cba0e54c395b49b2853599764ee3e7ba9a</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rtems-source-builder:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">b16c4ff6fbf3e9fc0a77eec8d628720d52fe1731</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rtems:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top"><a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/commit/8166a413c92f954f0624014262b91fb36b0859a5" title="spec/build: remove BSP_MINIMUM_TASK_STACK_SIZE" class="gfm gfm-commit has-tooltip" data-original="8166a413c92f954f0624014262b91fb36b0859a5" data-link="false" data-link-reference="false" data-commit="8166a413c92f954f0624014262b91fb36b0859a5" data-project="26" data-container="body" data-placement="top" data-reference-type="commit" style="font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; font-size: 95%; margin-top: 0;">8166a413</a></td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">cargo:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">1.94.0 (85eff7c80 2026-01-15)</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rustc:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">1.94.0 (4a4ef493e 2026-03-02)</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rustc-nightly:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">1.96.0-nightly (b90dc1e59 2026-03-04)</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">OS:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">Ubuntu 24.04.4 LTS</td>
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