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<a href="https://gitlab.rtems.org/matteo.concas">Matteo Concas</a> created an issue: <a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5366">#5366</a>
</p>
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<h2 dir="auto" style="margin-top: 0; margin-bottom: 10px;" align="initial">
<a href="#summary" aria-hidden="true" class="anchor" id="user-content-summary" style="margin-top: 0; margin-left: -20px; text-decoration: none; outline: none; position: absolute; width: 20px;"></a>Summary</h2>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">NOEL-V binaries on QEMU might have misaligned <code style='font-size: 90%; color: #18171d; word-wrap: break-word; border-radius: .25rem; background-color: #ececef; margin-top: 0; font-weight: inherit; white-space: break-spaces; overflow-wrap: break-word; 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;'>bsp_reset</code> code causing it to run forever:</p>
<div class="gl-relative markdown-code-block js-markdown-code">
<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; border-radius: .25rem; background-color: inherit; 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;">[ RTEMS shutdown ]</span>
<span id="LC2" class="line" lang="plaintext">CPU: 0</span>
<span id="LC3" class="line" lang="plaintext">RTEMS version: 6.1.0.not-released</span>
<span id="LC4" class="line" lang="plaintext">RTEMS tools: 13.3.0 20240521 (RTEMS 6, RSB no-repo, Newlib 1b3dcfd)</span>
<span id="LC5" class="line" lang="plaintext">executing thread ID: 0x0a010001</span>
<span id="LC6" class="line" lang="plaintext">executing thread name: UI1 </span>
<span id="LC7" class="line" lang="plaintext"></span>
<span id="LC8" class="line" lang="plaintext">*** FATAL ***</span>
<span id="LC9" class="line" lang="plaintext">fatal source: 9 (RTEMS_FATAL_SOURCE_EXCEPTION)</span>
<span id="LC10" class="line" lang="plaintext">CPU: 0</span>
<span id="LC11" class="line" lang="plaintext">mstatus 0x8000000a00007800</span>
<span id="LC12" class="line" lang="plaintext">mcause 0x0000000000000003</span>
<span id="LC13" class="line" lang="plaintext">mepc 0x0000000000026000</span>
<span id="LC14" class="line" lang="plaintext">ra 0x0000000000024bc8</span>
<span id="LC15" class="line" lang="plaintext">sp 0x00000000000f1ab0</span>
<span id="LC16" class="line" lang="plaintext">gp 0x000000000007e018</span>
<span id="LC17" class="line" lang="plaintext">tp 0x00000000000f1c98</span>
<span id="LC18" class="line" lang="plaintext">t0 0x0000000000000057</span>
<span id="LC19" class="line" lang="plaintext">t1 0x0000000000000000</span>
<span id="LC20" class="line" lang="plaintext">t2 0x0000000000000078</span>
<span id="LC21" class="line" lang="plaintext">s0 0x0000000000000005</span>
<span id="LC22" class="line" lang="plaintext">s1 0x0000000000000000</span>
<span id="LC23" class="line" lang="plaintext">a0 0x0000000000000020</span>
<span id="LC24" class="line" lang="plaintext">a1 0x00000000000f1ab0</span>
<span id="LC25" class="line" lang="plaintext">a2 0x0000000000000038</span>
<span id="LC26" class="line" lang="plaintext">a3 0x0000000000000000</span>
<span id="LC27" class="line" lang="plaintext">a4 0x0000000000024f38</span>
<span id="LC28" class="line" lang="plaintext">a5 0x00000000000f1ab0</span>
<span id="LC29" class="line" lang="plaintext">a6 0x0000000000000018</span>
<span id="LC30" class="line" lang="plaintext">a7 0xfffffffffffffffc</span>
<span id="LC31" class="line" lang="plaintext">s2 0x00000000000dc628</span>
<span id="LC32" class="line" lang="plaintext">s3 0x0000000000037ae0</span>
<span id="LC33" class="line" lang="plaintext">s4 0x0000000000037ae0</span>
<span id="LC34" class="line" lang="plaintext">s5 0x0000000000000000</span>
<span id="LC35" class="line" lang="plaintext">s6 0x0000000000000000</span>
<span id="LC36" class="line" lang="plaintext">s7 0x0000000000000000</span>
<span id="LC37" class="line" lang="plaintext">s8 0x0000000000000120</span>
<span id="LC38" class="line" lang="plaintext">s9 0x00000000000379c0</span>
<span id="LC39" class="line" lang="plaintext">s10 0x0000000000000000</span>
<span id="LC40" class="line" lang="plaintext">s11 0x0000000000000000</span>
<span id="LC41" class="line" lang="plaintext">t3 0x0000000000000000</span>
<span id="LC42" class="line" lang="plaintext">t4 0x0000000000000000</span>
<span id="LC43" class="line" lang="plaintext">t5 0x0000000000000000</span>
<span id="LC44" class="line" lang="plaintext">t6 0x0000000000000000</span>
<span id="LC45" class="line" lang="plaintext">fcsr 0x00000000</span>
<span id="LC46" class="line" lang="plaintext">RTEMS version: 6.1.0.not-released</span>
<span id="LC47" class="line" lang="plaintext">RTEMS tools: 13.3.0 20240521 (RTEMS 6, RSB no-repo, Newlib 1b3dcfd)</span>
<span id="LC48" class="line" lang="plaintext">executing thread ID: 0x0a010001</span>
<span id="LC49" class="line" lang="plaintext">executing thread name: UI1 </span>
<span id="LC50" class="line" lang="plaintext"></span>
<span id="LC51" class="line" lang="plaintext">*** FATAL ***</span>
<span id="LC52" class="line" lang="plaintext">fatal source: 9 (RTEMS_FATAL_SOURCE_EXCEPTION)</span>
<span id="LC53" class="line" lang="plaintext">CPU: 0</span>
<span id="LC54" class="line" lang="plaintext">mstatus 0x8000000a00007800</span>
<span id="LC55" class="line" lang="plaintext">mcause 0x0000000000000003</span>
<span id="LC56" class="line" lang="plaintext">mepc 0x0000000000026000</span>
<span id="LC57" class="line" lang="plaintext">ra 0x0000000000024bc8</span>
<span id="LC58" class="line" lang="plaintext">sp 0x00000000000f1860</span>
<span id="LC59" class="line" lang="plaintext">gp 0x000000000007e018</span>
<span id="LC60" class="line" lang="plaintext">tp 0x00000000000f1c98</span>
<span id="LC61" class="line" lang="plaintext">t0 0x0000000000000057</span>
<span id="LC62" class="line" lang="plaintext">t1 0x0000000000000000</span>
<span id="LC63" class="line" lang="plaintext">t2 0x0000000000000078</span>
<span id="LC64" class="line" lang="plaintext">s0 0x0000000000000009</span>
<span id="LC65" class="line" lang="plaintext">s1 0x00000000000f1960</span>
<span id="LC66" class="line" lang="plaintext">a0 0x0000000000000020</span>
<span id="LC67" class="line" lang="plaintext">a1 0x00000000000f1860</span>
<span id="LC68" class="line" lang="plaintext">a2 0x0000000000000038</span>
<span id="LC69" class="line" lang="plaintext">a3 0x0000000000000000</span>
<span id="LC70" class="line" lang="plaintext">a4 0x0000000000024f38</span>
<span id="LC71" class="line" lang="plaintext">a5 0x00000000000f1860</span>
<span id="LC72" class="line" lang="plaintext">a6 0x0000000000000018</span>
<span id="LC73" class="line" lang="plaintext">a7 0xfffffffffffffffc</span>
<span id="LC74" class="line" lang="plaintext">s2 0x00000000000dc628</span>
<span id="LC75" class="line" lang="plaintext">s3 0x0000000000037ae0</span>
<span id="LC76" class="line" lang="plaintext">s4 0x0000000000037ae0</span>
<span id="LC77" class="line" lang="plaintext">s5 0x0000000000000000</span>
<span id="LC78" class="line" lang="plaintext">s6 0x0000000000000000</span>
<span id="LC79" class="line" lang="plaintext">s7 0x0000000000000000</span>
<span id="LC80" class="line" lang="plaintext">s8 0x0000000000000120</span>
<span id="LC81" class="line" lang="plaintext">s9 0x00000000000379c0</span>
<span id="LC82" class="line" lang="plaintext">s10 0x0000000000000000</span>
<span id="LC83" class="line" lang="plaintext">s11 0x0000000000000000</span>
<span id="LC84" class="line" lang="plaintext">t3 0x0000000000000000</span>
<span id="LC85" class="line" lang="plaintext">t4 0x0000000000000000</span>
<span id="LC86" class="line" lang="plaintext">t5 0x0000000000000000</span>
<span id="LC87" class="line" lang="plaintext">t6 0x0000000000000000</span>
<span id="LC88" class="line" lang="plaintext">fcsr 0x00000000</span>
<span id="LC89" class="line" lang="plaintext">RTEMS version: 6.1.0.not-released</span>
<span id="LC90" class="line" lang="plaintext">RTEMS tools: 13.3.0 20240521 (RTEMS 6, RSB no-repo, Newlib 1b3dcfd)</span>
<span id="LC91" class="line" lang="plaintext">executing thread ID: 0x0a010001</span>
<span id="LC92" class="line" lang="plaintext">executing thread name: UI1 </span></code></pre>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">This keeps going forever.</p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">This does not affect hardware.</p>
<h2 dir="auto" style="margin-top: 20px; margin-bottom: 10px;" align="initial">
<a href="#steps-to-reproduce" aria-hidden="true" class="anchor" id="user-content-steps-to-reproduce" style="margin-top: 0; margin-left: -20px; text-decoration: none; outline: none; position: absolute; width: 20px;"></a>Steps to reproduce</h2>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">Hard to reproduce as it seems most of the time the code will be correctly aligned.</p>
<h2 dir="auto" style="margin-top: 20px; margin-bottom: 10px;" align="initial">
<a href="#solution" aria-hidden="true" class="anchor" id="user-content-solution" style="margin-top: 0; margin-left: -20px; text-decoration: none; outline: none; position: absolute; width: 20px;"></a>Solution</h2>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">A fix is to align the instruction in <code style='font-size: 90%; color: #18171d; word-wrap: break-word; border-radius: .25rem; background-color: #ececef; margin-top: 0; font-weight: inherit; white-space: break-spaces; overflow-wrap: break-word; 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;'>bsps/riscv/noel/start/bsp_fatal_halt.c:bsp_reset()</code> :</p>
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<pre data-canonical-lang="c" class="code highlight js-syntax-highlight language-c" 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; border-radius: .25rem; background-color: inherit; 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="c" style="margin-top: 0;"><span class="kt" style="margin-top: 0;">void</span> <span class="nf">bsp_reset</span><span class="p">(</span><span class="n">rtems_fatal_source</span> <span class="n">source</span><span class="p">,</span> <span class="n">rtems_fatal_code</span> <span class="n">code</span><span class="p">)</span></span>
<span id="LC2" class="line" lang="c"><span class="p" style="margin-top: 0;">{</span></span>
<span id="LC3" class="line" lang="c"> <span class="p" style="margin-top: 0;">(</span><span class="kt">void</span><span class="p">)</span><span class="n">source</span><span class="p">;</span></span>
<span id="LC4" class="line" lang="c"></span>
<span id="LC5" class="line" lang="c"> <span class="kt" style="margin-top: 0;">uint64_t</span> <span class="n">args</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span><span class="n">ADP_Stopped_ApplicationExit</span><span class="p">,</span> <span class="n">code</span><span class="p">};</span></span>
<span id="LC6" class="line" lang="c"> <span class="n" style="margin-top: 0;">__asm__</span> <span class="k">volatile</span><span class="p">(</span><span class="s">"li a0, %0"</span> <span class="o">::</span><span class="s">"i"</span><span class="p">(</span><span class="n">TARGET_SYS_EXIT_EXTENDED</span><span class="p">));</span></span>
<span id="LC7" class="line" lang="c"> <span class="n" style="margin-top: 0;">__asm__</span> <span class="k">volatile</span><span class="p">(</span><span class="s">"mv a1, %0"</span> <span class="o">::</span><span class="s">"r"</span><span class="p">(</span><span class="o">&</span><span class="n">args</span><span class="p">));</span></span>
<span id="LC8" class="line" lang="c"> <span class="n" style="margin-top: 0;">__asm__</span> <span class="k">volatile</span><span class="p">(</span><span class="s">".align 4; slli zero, zero, 0x1f"</span><span class="p">);</span></span>
<span id="LC9" class="line" lang="c"> <span class="n" style="margin-top: 0;">__asm__</span> <span class="k">volatile</span><span class="p">(</span><span class="s">"ebreak"</span><span class="p">);</span></span>
<span id="LC10" class="line" lang="c"> <span class="n" style="margin-top: 0;">__asm__</span> <span class="k">volatile</span><span class="p">(</span><span class="s">"srai zero, zero, 0x7"</span><span class="p">);</span></span>
<span id="LC11" class="line" lang="c"> <span class="n" style="margin-top: 0;">RTEMS_UNREACHABLE</span><span class="p">();</span></span>
<span id="LC12" class="line" lang="c"><span class="p" style="margin-top: 0;">}</span></span></code></pre>
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<h3 dir="auto" style="margin-top: 1.5rem; margin-bottom: 0; font-weight: 600; font-size: 1.125rem; letter-spacing: inherit; line-height: 1.25; color: #18171d;" align="initial">
<a href="#pre-set-options" aria-hidden="true" class="anchor" id="user-content-pre-set-options" style="margin-top: 0; margin-left: -20px; text-decoration: none; outline: none; position: absolute; width: 20px;"></a>Pre-set options</h3>
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