Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh · Issue #66563 · dotnet/runtime

Run: runtime-coreclr jitstress2-jitstressregs 20220313.1

Failed test:

CoreCLR Linux arm Checked jitstress2_jitstressregs0x80 @ (Ubuntu.1804.Arm32.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm32v7-bfcd90a-20200121150440
- JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh

Error message:

Assert failure(PID 3872 [0x00000f20], Thread: 3872 [0x0f20]): Assertion failed 'refPosition->RegOptional()' in 'MS.Internal.Xml.Cache.XPathDocumentBuilder:WriteEndAttribute():this' during 'LSRA build intervals' (IL size 175; hash 0xa29b3bbb; FullOpts)
File: /__w/1/s/src/coreclr/jit/lsra.cpp Line: 11883
Image: /root/helix/work/correlation/corerun
/root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh: line 379: 3872 Aborted (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}"
Return code: 1
Raw output file: /root/helix/work/workitem/uploads/Reports/JIT.Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.output.txt
Raw output:
BEGIN EXECUTION
/root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false DevDiv_461649.dll ''
Gathering state for process 3872 corerun
Crashing thread 00000f20 signal 00000006
Writing minidump with heap to file /home/helixbot/dotnetbuild/dumps/coredump.3872.dmp
Written 63852544 bytes (15589 pages) to core file
Dump successfully written
Expected: 100
Actual: 134
END EXECUTION - FAILED
Test Harness Exitcode is : 1
To run the test:
set CORE_ROOT=/root/helix/work/correlation
/root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh
Expected: True
Actual: False
Stack trace
at JIT_Regression._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_sh()

blocks (function() { function addCopyButtons() { document.querySelectorAll('pre code').forEach(function(codeBlock) { if (codeBlock.parentElement.hasAttribute('data-copy-added')) return; codeBlock.parentElement.setAttribute('data-copy-added', 'true'); var btn = document.createElement('button'); btn.textContent = 'Copy'; btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;'; btn.onmouseover = function() { this.style.opacity = '1'; }; btn.onmouseout = function() { this.style.opacity = '0.7'; }; btn.onclick = function() { navigator.clipboard.writeText(codeBlock.textContent).then(function() { btn.textContent = 'Copied!'; setTimeout(function() { btn.textContent = 'Copy'; }, 1500); }); }; codeBlock.parentElement.style.position = 'relative'; codeBlock.parentElement.appendChild(btn); }); } addCopyButtons(); // Re-run on dynamic content var observer = new MutationObserver(addCopyButtons); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); } })(); (function(){ try { var __m = "github.com"; var __re = new RegExp('^' + "github\\.com" + ' Skip to contentNavigation Menu Sign inAppearance settings AI CODE CREATIONGitHub CopilotWrite better code with AI GitHub Copilot appDirect agents from issue to merge MCP RegistryIntegrate external tools DEVELOPER WORKFLOWSActionsAutomate any workflow CodespacesInstant dev environments IssuesPlan and track work Code ReviewManage code changes Code QualityEnforce quality at merge APPLICATION SECURITYGitHub Advanced SecurityFind and fix vulnerabilities Code securitySecure your code as you build Secret protectionStop leaks before they start EXPLOREWhy GitHub Documentation Blog Changelog Marketplace View all features BY COMPANY SIZEEnterprises Small and medium teams Startups Nonprofits BY USE CASEApp Modernization DevSecOps DevOps CI/CD View all use cases BY INDUSTRYHealthcare Financial services Manufacturing Government View all industries View all solutions EXPLORE BY TOPICAI Software Development DevOps Security View all topics EXPLORE BY TYPECustomer stories Events & webinars Ebooks & reports Business insights GitHub Skills SUPPORT & SERVICESDocumentation Customer support Community forum Trust center Partners View all resources COMMUNITYGitHub SponsorsFund open source developers PROGRAMSSecurity Lab Maintainer Community GitHub Stars Archive Program REPOSITORIESTopics Trending Collections ENTERPRISE SOLUTIONSEnterprise platformAI-powered developer platform AVAILABLE ADD-ONSGitHub Advanced SecurityEnterprise-grade security features Copilot for BusinessEnterprise-grade AI features Premium SupportEnterprise-grade 24/7 support Pricing Sign in Sign upAppearance settings You signed in with another tab or window. 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Please reload this page. dotnet /runtimePublic Notifications You must be signed in to change notification settings Fork 5.6k Star 18.2k Code Issues5k+ Pull requests558 Discussions Actions Projects Security and quality67 Insights Additional navigation options Code Issues Pull requests Discussions Actions Projects Security and quality Insights Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh #66563 Copy link Copy link Closed #68107 Closed Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh#66563 #68107 Copy link Assignees Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Milestone 7.0.0 Description VincentBu opened on Mar 14, 2022 Issue body actions Run: runtime-coreclr jitstress2-jitstressregs 20220313.1 Failed test: CoreCLR Linux arm Checked jitstress2_jitstressregs0x80 @ (Ubuntu.1804.Arm32.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm32v7-bfcd90a-20200121150440 - JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Error message: Assert failure(PID 3872 [0x00000f20], Thread: 3872 [0x0f20]): Assertion failed 'refPosition->RegOptional()' in 'MS.Internal.Xml.Cache.XPathDocumentBuilder:WriteEndAttribute():this' during 'LSRA build intervals' (IL size 175; hash 0xa29b3bbb; FullOpts) File: /__w/1/s/src/coreclr/jit/lsra.cpp Line: 11883 Image: /root/helix/work/correlation/corerun /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh: line 379: 3872 Aborted (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}" Return code: 1 Raw output file: /root/helix/work/workitem/uploads/Reports/JIT.Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.output.txt Raw output: BEGIN EXECUTION /root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false DevDiv_461649.dll '' Gathering state for process 3872 corerun Crashing thread 00000f20 signal 00000006 Writing minidump with heap to file /home/helixbot/dotnetbuild/dumps/coredump.3872.dmp Written 63852544 bytes (15589 pages) to core file Dump successfully written Expected: 100 Actual: 134 END EXECUTION - FAILED Test Harness Exitcode is : 1 To run the test: set CORE_ROOT=/root/helix/work/correlation /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Expected: True Actual: False Stack trace at JIT_Regression._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_sh() Reactions are currently unavailable Metadata Metadata Assignees jakobbotsch Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Type No type Projects No projects Milestone 7.0.0 Relationships None yet Development No branches or pull requests Issue actions Footer © 2026 GitHub, Inc. Footer navigation Terms Privacy Security Status Community Docs Contact You can’t perform that action at this time. , 'i'); if (__m === '*' || __re.test(location.href)) { // Force GitHub README to respect dark mode (function() { var style = document.createElement('style'); style.textContent = ' .markdown-body { color-scheme: dark light; } .markdown-body pre { background: #161b22 !important; } .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; } .markdown-body table th, .markdown-body table td { border-color: #30363d !important; } .markdown-body img { background: #0d1117; } .markdown-body blockquote { border-left-color: #8b949e; } .markdown-body hr { border-color: #30363d; } '; document.head.appendChild(style); })(); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Skip to contentNavigation Menu Sign inAppearance settings AI CODE CREATIONGitHub CopilotWrite better code with AI GitHub Copilot appDirect agents from issue to merge MCP RegistryIntegrate external tools DEVELOPER WORKFLOWSActionsAutomate any workflow CodespacesInstant dev environments IssuesPlan and track work Code ReviewManage code changes Code QualityEnforce quality at merge APPLICATION SECURITYGitHub Advanced SecurityFind and fix vulnerabilities Code securitySecure your code as you build Secret protectionStop leaks before they start EXPLOREWhy GitHub Documentation Blog Changelog Marketplace View all features BY COMPANY SIZEEnterprises Small and medium teams Startups Nonprofits BY USE CASEApp Modernization DevSecOps DevOps CI/CD View all use cases BY INDUSTRYHealthcare Financial services Manufacturing Government View all industries View all solutions EXPLORE BY TOPICAI Software Development DevOps Security View all topics EXPLORE BY TYPECustomer stories Events & webinars Ebooks & reports Business insights GitHub Skills SUPPORT & SERVICESDocumentation Customer support Community forum Trust center Partners View all resources COMMUNITYGitHub SponsorsFund open source developers PROGRAMSSecurity Lab Maintainer Community GitHub Stars Archive Program REPOSITORIESTopics Trending Collections ENTERPRISE SOLUTIONSEnterprise platformAI-powered developer platform AVAILABLE ADD-ONSGitHub Advanced SecurityEnterprise-grade security features Copilot for BusinessEnterprise-grade AI features Premium SupportEnterprise-grade 24/7 support Pricing Sign in Sign upAppearance settings You signed in with another tab or window. 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Please reload this page. dotnet /runtimePublic Notifications You must be signed in to change notification settings Fork 5.6k Star 18.2k Code Issues5k+ Pull requests558 Discussions Actions Projects Security and quality67 Insights Additional navigation options Code Issues Pull requests Discussions Actions Projects Security and quality Insights Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh #66563 Copy link Copy link Closed #68107 Closed Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh#66563 #68107 Copy link Assignees Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Milestone 7.0.0 Description VincentBu opened on Mar 14, 2022 Issue body actions Run: runtime-coreclr jitstress2-jitstressregs 20220313.1 Failed test: CoreCLR Linux arm Checked jitstress2_jitstressregs0x80 @ (Ubuntu.1804.Arm32.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm32v7-bfcd90a-20200121150440 - JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Error message: Assert failure(PID 3872 [0x00000f20], Thread: 3872 [0x0f20]): Assertion failed 'refPosition->RegOptional()' in 'MS.Internal.Xml.Cache.XPathDocumentBuilder:WriteEndAttribute():this' during 'LSRA build intervals' (IL size 175; hash 0xa29b3bbb; FullOpts) File: /__w/1/s/src/coreclr/jit/lsra.cpp Line: 11883 Image: /root/helix/work/correlation/corerun /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh: line 379: 3872 Aborted (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}" Return code: 1 Raw output file: /root/helix/work/workitem/uploads/Reports/JIT.Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.output.txt Raw output: BEGIN EXECUTION /root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false DevDiv_461649.dll '' Gathering state for process 3872 corerun Crashing thread 00000f20 signal 00000006 Writing minidump with heap to file /home/helixbot/dotnetbuild/dumps/coredump.3872.dmp Written 63852544 bytes (15589 pages) to core file Dump successfully written Expected: 100 Actual: 134 END EXECUTION - FAILED Test Harness Exitcode is : 1 To run the test: set CORE_ROOT=/root/helix/work/correlation /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Expected: True Actual: False Stack trace at JIT_Regression._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_sh() Reactions are currently unavailable Metadata Metadata Assignees jakobbotsch Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Type No type Projects No projects Milestone 7.0.0 Relationships None yet Development No branches or pull requests Issue actions Footer © 2026 GitHub, Inc. Footer navigation Terms Privacy Security Status Community Docs Contact You can’t perform that action at this time. , 'i'); if (__m === '*' || __re.test(location.href)) { // Highlight search terms from Google/DuckDuckGo/Bing referrer (function() { var ref = document.referrer; var terms = []; if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) { var url = new URL(ref); var q = url.searchParams.get('q') || url.searchParams.get('p'); if (q) { terms = q.split(/\s+/).filter(function(t) { return t.length > 2; }); } } if (terms.length === 0) return; var style = document.createElement('style'); style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }'; document.head.appendChild(style); function highlight(node) { if (node.nodeType === 3) { // text node var text = node.textContent; var found = false; terms.forEach(function(term) { var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\]\\]/g, '\\') + ')', 'gi'); if (regex.test(text)) { found = true; var frag = document.createDocumentFragment(); var parts = text.split(regex); parts.forEach(function(part, i) { if (i % 2 === 0) { frag.appendChild(document.createTextNode(part)); } else { var span = document.createElement('span'); span.className = 'userscript-highlight'; span.textContent = part; frag.appendChild(span); } }); node.parentNode.replaceChild(frag, node); } }); } else if (node.nodeType === 1 && node.childNodes) { // element var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT']; if (!skipTags.includes(node.tagName)) { Array.from(node.childNodes).forEach(highlight); } } } highlight(document.body); // Re-highlight on dynamic content var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1 || node.nodeType === 3) highlight(node); }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Skip to contentNavigation Menu Sign inAppearance settings AI CODE CREATIONGitHub CopilotWrite better code with AI GitHub Copilot appDirect agents from issue to merge MCP RegistryIntegrate external tools DEVELOPER WORKFLOWSActionsAutomate any workflow CodespacesInstant dev environments IssuesPlan and track work Code ReviewManage code changes Code QualityEnforce quality at merge APPLICATION SECURITYGitHub Advanced SecurityFind and fix vulnerabilities Code securitySecure your code as you build Secret protectionStop leaks before they start EXPLOREWhy GitHub Documentation Blog Changelog Marketplace View all features BY COMPANY SIZEEnterprises Small and medium teams Startups Nonprofits BY USE CASEApp Modernization DevSecOps DevOps CI/CD View all use cases BY INDUSTRYHealthcare Financial services Manufacturing Government View all industries View all solutions EXPLORE BY TOPICAI Software Development DevOps Security View all topics EXPLORE BY TYPECustomer stories Events & webinars Ebooks & reports Business insights GitHub Skills SUPPORT & SERVICESDocumentation Customer support Community forum Trust center Partners View all resources COMMUNITYGitHub SponsorsFund open source developers PROGRAMSSecurity Lab Maintainer Community GitHub Stars Archive Program REPOSITORIESTopics Trending Collections ENTERPRISE SOLUTIONSEnterprise platformAI-powered developer platform AVAILABLE ADD-ONSGitHub Advanced SecurityEnterprise-grade security features Copilot for BusinessEnterprise-grade AI features Premium SupportEnterprise-grade 24/7 support Pricing Sign in Sign upAppearance settings You signed in with another tab or window. 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Please reload this page. dotnet /runtimePublic Notifications You must be signed in to change notification settings Fork 5.6k Star 18.2k Code Issues5k+ Pull requests558 Discussions Actions Projects Security and quality67 Insights Additional navigation options Code Issues Pull requests Discussions Actions Projects Security and quality Insights Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh #66563 Copy link Copy link Closed #68107 Closed Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh#66563 #68107 Copy link Assignees Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Milestone 7.0.0 Description VincentBu opened on Mar 14, 2022 Issue body actions Run: runtime-coreclr jitstress2-jitstressregs 20220313.1 Failed test: CoreCLR Linux arm Checked jitstress2_jitstressregs0x80 @ (Ubuntu.1804.Arm32.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm32v7-bfcd90a-20200121150440 - JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Error message: Assert failure(PID 3872 [0x00000f20], Thread: 3872 [0x0f20]): Assertion failed 'refPosition->RegOptional()' in 'MS.Internal.Xml.Cache.XPathDocumentBuilder:WriteEndAttribute():this' during 'LSRA build intervals' (IL size 175; hash 0xa29b3bbb; FullOpts) File: /__w/1/s/src/coreclr/jit/lsra.cpp Line: 11883 Image: /root/helix/work/correlation/corerun /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh: line 379: 3872 Aborted (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}" Return code: 1 Raw output file: /root/helix/work/workitem/uploads/Reports/JIT.Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.output.txt Raw output: BEGIN EXECUTION /root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false DevDiv_461649.dll '' Gathering state for process 3872 corerun Crashing thread 00000f20 signal 00000006 Writing minidump with heap to file /home/helixbot/dotnetbuild/dumps/coredump.3872.dmp Written 63852544 bytes (15589 pages) to core file Dump successfully written Expected: 100 Actual: 134 END EXECUTION - FAILED Test Harness Exitcode is : 1 To run the test: set CORE_ROOT=/root/helix/work/correlation /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Expected: True Actual: False Stack trace at JIT_Regression._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_sh() Reactions are currently unavailable Metadata Metadata Assignees jakobbotsch Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Type No type Projects No projects Milestone 7.0.0 Relationships None yet Development No branches or pull requests Issue actions Footer © 2026 GitHub, Inc. Footer navigation Terms Privacy Security Status Community Docs Contact You can’t perform that action at this time. , 'i'); if (__m === '*' || __re.test(location.href)) { // Strip utm_, fbclid, gclid, etc. from all links on page (function() { var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content', 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid', 'ref', 'ref_src', 'source', 'medium', 'campaign']; function cleanUrl(url) { try { var u = new URL(url, window.location.origin); var changed = false; trackingParams.forEach(function(p) { if (u.searchParams.has(p)) { u.searchParams.delete(p); changed = true; } }); return changed ? u.toString() : url; } catch (e) { return url; } } function cleanLinks() { document.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } cleanLinks(); var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1) { if (node.tagName === 'A') cleanLinks(); node.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + ' Skip to contentNavigation Menu Sign inAppearance settings AI CODE CREATIONGitHub CopilotWrite better code with AI GitHub Copilot appDirect agents from issue to merge MCP RegistryIntegrate external tools DEVELOPER WORKFLOWSActionsAutomate any workflow CodespacesInstant dev environments IssuesPlan and track work Code ReviewManage code changes Code QualityEnforce quality at merge APPLICATION SECURITYGitHub Advanced SecurityFind and fix vulnerabilities Code securitySecure your code as you build Secret protectionStop leaks before they start EXPLOREWhy GitHub Documentation Blog Changelog Marketplace View all features BY COMPANY SIZEEnterprises Small and medium teams Startups Nonprofits BY USE CASEApp Modernization DevSecOps DevOps CI/CD View all use cases BY INDUSTRYHealthcare Financial services Manufacturing Government View all industries View all solutions EXPLORE BY TOPICAI Software Development DevOps Security View all topics EXPLORE BY TYPECustomer stories Events & webinars Ebooks & reports Business insights GitHub Skills SUPPORT & SERVICESDocumentation Customer support Community forum Trust center Partners View all resources COMMUNITYGitHub SponsorsFund open source developers PROGRAMSSecurity Lab Maintainer Community GitHub Stars Archive Program REPOSITORIESTopics Trending Collections ENTERPRISE SOLUTIONSEnterprise platformAI-powered developer platform AVAILABLE ADD-ONSGitHub Advanced SecurityEnterprise-grade security features Copilot for BusinessEnterprise-grade AI features Premium SupportEnterprise-grade 24/7 support Pricing Sign in Sign upAppearance settings You signed in with another tab or window. 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Please reload this page. dotnet /runtimePublic Notifications You must be signed in to change notification settings Fork 5.6k Star 18.2k Code Issues5k+ Pull requests558 Discussions Actions Projects Security and quality67 Insights Additional navigation options Code Issues Pull requests Discussions Actions Projects Security and quality Insights Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh #66563 Copy link Copy link Closed #68107 Closed Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh#66563 #68107 Copy link Assignees Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Milestone 7.0.0 Description VincentBu opened on Mar 14, 2022 Issue body actions Run: runtime-coreclr jitstress2-jitstressregs 20220313.1 Failed test: CoreCLR Linux arm Checked jitstress2_jitstressregs0x80 @ (Ubuntu.1804.Arm32.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm32v7-bfcd90a-20200121150440 - JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Error message: Assert failure(PID 3872 [0x00000f20], Thread: 3872 [0x0f20]): Assertion failed 'refPosition->RegOptional()' in 'MS.Internal.Xml.Cache.XPathDocumentBuilder:WriteEndAttribute():this' during 'LSRA build intervals' (IL size 175; hash 0xa29b3bbb; FullOpts) File: /__w/1/s/src/coreclr/jit/lsra.cpp Line: 11883 Image: /root/helix/work/correlation/corerun /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh: line 379: 3872 Aborted (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}" Return code: 1 Raw output file: /root/helix/work/workitem/uploads/Reports/JIT.Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.output.txt Raw output: BEGIN EXECUTION /root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false DevDiv_461649.dll '' Gathering state for process 3872 corerun Crashing thread 00000f20 signal 00000006 Writing minidump with heap to file /home/helixbot/dotnetbuild/dumps/coredump.3872.dmp Written 63852544 bytes (15589 pages) to core file Dump successfully written Expected: 100 Actual: 134 END EXECUTION - FAILED Test Harness Exitcode is : 1 To run the test: set CORE_ROOT=/root/helix/work/correlation /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Expected: True Actual: False Stack trace at JIT_Regression._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_sh() Reactions are currently unavailable Metadata Metadata Assignees jakobbotsch Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Type No type Projects No projects Milestone 7.0.0 Relationships None yet Development No branches or pull requests Issue actions Footer © 2026 GitHub, Inc. Footer navigation Terms Privacy Security Status Community Docs Contact You can’t perform that action at this time. , 'i'); if (__m === '*' || __re.test(location.href)) { // Auto-enable theater mode on YouTube (function() { function tryTheater() { var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]'); if (btn && !btn.classList.contains('activated')) { btn.click(); } } // Try immediately tryTheater(); // Try after navigation (SPA) var lastUrl = location.href; setInterval(function() { if (location.href !== lastUrl) { lastUrl = location.href; setTimeout(tryTheater, 500); } }, 1000); // Also try on player load var observer = new MutationObserver(tryTheater); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Skip to contentNavigation Menu Sign inAppearance settings AI CODE CREATIONGitHub CopilotWrite better code with AI GitHub Copilot appDirect agents from issue to merge MCP RegistryIntegrate external tools DEVELOPER WORKFLOWSActionsAutomate any workflow CodespacesInstant dev environments IssuesPlan and track work Code ReviewManage code changes Code QualityEnforce quality at merge APPLICATION SECURITYGitHub Advanced SecurityFind and fix vulnerabilities Code securitySecure your code as you build Secret protectionStop leaks before they start EXPLOREWhy GitHub Documentation Blog Changelog Marketplace View all features BY COMPANY SIZEEnterprises Small and medium teams Startups Nonprofits BY USE CASEApp Modernization DevSecOps DevOps CI/CD View all use cases BY INDUSTRYHealthcare Financial services Manufacturing Government View all industries View all solutions EXPLORE BY TOPICAI Software Development DevOps Security View all topics EXPLORE BY TYPECustomer stories Events & webinars Ebooks & reports Business insights GitHub Skills SUPPORT & SERVICESDocumentation Customer support Community forum Trust center Partners View all resources COMMUNITYGitHub SponsorsFund open source developers PROGRAMSSecurity Lab Maintainer Community GitHub Stars Archive Program REPOSITORIESTopics Trending Collections ENTERPRISE SOLUTIONSEnterprise platformAI-powered developer platform AVAILABLE ADD-ONSGitHub Advanced SecurityEnterprise-grade security features Copilot for BusinessEnterprise-grade AI features Premium SupportEnterprise-grade 24/7 support Pricing Sign in Sign upAppearance settings You signed in with another tab or window. 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Please reload this page. dotnet /runtimePublic Notifications You must be signed in to change notification settings Fork 5.6k Star 18.2k Code Issues5k+ Pull requests558 Discussions Actions Projects Security and quality67 Insights Additional navigation options Code Issues Pull requests Discussions Actions Projects Security and quality Insights Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh #66563 Copy link Copy link Closed #68107 Closed Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh#66563 #68107 Copy link Assignees Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Milestone 7.0.0 Description VincentBu opened on Mar 14, 2022 Issue body actions Run: runtime-coreclr jitstress2-jitstressregs 20220313.1 Failed test: CoreCLR Linux arm Checked jitstress2_jitstressregs0x80 @ (Ubuntu.1804.Arm32.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm32v7-bfcd90a-20200121150440 - JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Error message: Assert failure(PID 3872 [0x00000f20], Thread: 3872 [0x0f20]): Assertion failed 'refPosition->RegOptional()' in 'MS.Internal.Xml.Cache.XPathDocumentBuilder:WriteEndAttribute():this' during 'LSRA build intervals' (IL size 175; hash 0xa29b3bbb; FullOpts) File: /__w/1/s/src/coreclr/jit/lsra.cpp Line: 11883 Image: /root/helix/work/correlation/corerun /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh: line 379: 3872 Aborted (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}" Return code: 1 Raw output file: /root/helix/work/workitem/uploads/Reports/JIT.Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.output.txt Raw output: BEGIN EXECUTION /root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false DevDiv_461649.dll '' Gathering state for process 3872 corerun Crashing thread 00000f20 signal 00000006 Writing minidump with heap to file /home/helixbot/dotnetbuild/dumps/coredump.3872.dmp Written 63852544 bytes (15589 pages) to core file Dump successfully written Expected: 100 Actual: 134 END EXECUTION - FAILED Test Harness Exitcode is : 1 To run the test: set CORE_ROOT=/root/helix/work/correlation /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Expected: True Actual: False Stack trace at JIT_Regression._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_sh() Reactions are currently unavailable Metadata Metadata Assignees jakobbotsch Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Type No type Projects No projects Milestone 7.0.0 Relationships None yet Development No branches or pull requests Issue actions Footer © 2026 GitHub, Inc. Footer navigation Terms Privacy Security Status Community Docs Contact You can’t perform that action at this time. , 'i'); if (__m === '*' || __re.test(location.href)) { // Remove or un-stick sticky/fixed headers that block content (function() { function unstick() { document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) { if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') { el.style.position = 'static'; el.style.top = 'auto'; el.style.zIndex = 'auto'; } }); } unstick(); var observer = new MutationObserver(unstick); observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] }); })(); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Skip to contentNavigation Menu Sign inAppearance settings AI CODE CREATIONGitHub CopilotWrite better code with AI GitHub Copilot appDirect agents from issue to merge MCP RegistryIntegrate external tools DEVELOPER WORKFLOWSActionsAutomate any workflow CodespacesInstant dev environments IssuesPlan and track work Code ReviewManage code changes Code QualityEnforce quality at merge APPLICATION SECURITYGitHub Advanced SecurityFind and fix vulnerabilities Code securitySecure your code as you build Secret protectionStop leaks before they start EXPLOREWhy GitHub Documentation Blog Changelog Marketplace View all features BY COMPANY SIZEEnterprises Small and medium teams Startups Nonprofits BY USE CASEApp Modernization DevSecOps DevOps CI/CD View all use cases BY INDUSTRYHealthcare Financial services Manufacturing Government View all industries View all solutions EXPLORE BY TOPICAI Software Development DevOps Security View all topics EXPLORE BY TYPECustomer stories Events & webinars Ebooks & reports Business insights GitHub Skills SUPPORT & SERVICESDocumentation Customer support Community forum Trust center Partners View all resources COMMUNITYGitHub SponsorsFund open source developers PROGRAMSSecurity Lab Maintainer Community GitHub Stars Archive Program REPOSITORIESTopics Trending Collections ENTERPRISE SOLUTIONSEnterprise platformAI-powered developer platform AVAILABLE ADD-ONSGitHub Advanced SecurityEnterprise-grade security features Copilot for BusinessEnterprise-grade AI features Premium SupportEnterprise-grade 24/7 support Pricing Sign in Sign upAppearance settings You signed in with another tab or window. 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Please reload this page. dotnet /runtimePublic Notifications You must be signed in to change notification settings Fork 5.6k Star 18.2k Code Issues5k+ Pull requests558 Discussions Actions Projects Security and quality67 Insights Additional navigation options Code Issues Pull requests Discussions Actions Projects Security and quality Insights Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh #66563 Copy link Copy link Closed #68107 Closed Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh#66563 #68107 Copy link Assignees Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Milestone 7.0.0 Description VincentBu opened on Mar 14, 2022 Issue body actions Run: runtime-coreclr jitstress2-jitstressregs 20220313.1 Failed test: CoreCLR Linux arm Checked jitstress2_jitstressregs0x80 @ (Ubuntu.1804.Arm32.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm32v7-bfcd90a-20200121150440 - JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Error message: Assert failure(PID 3872 [0x00000f20], Thread: 3872 [0x0f20]): Assertion failed 'refPosition->RegOptional()' in 'MS.Internal.Xml.Cache.XPathDocumentBuilder:WriteEndAttribute():this' during 'LSRA build intervals' (IL size 175; hash 0xa29b3bbb; FullOpts) File: /__w/1/s/src/coreclr/jit/lsra.cpp Line: 11883 Image: /root/helix/work/correlation/corerun /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh: line 379: 3872 Aborted (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}" Return code: 1 Raw output file: /root/helix/work/workitem/uploads/Reports/JIT.Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.output.txt Raw output: BEGIN EXECUTION /root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false DevDiv_461649.dll '' Gathering state for process 3872 corerun Crashing thread 00000f20 signal 00000006 Writing minidump with heap to file /home/helixbot/dotnetbuild/dumps/coredump.3872.dmp Written 63852544 bytes (15589 pages) to core file Dump successfully written Expected: 100 Actual: 134 END EXECUTION - FAILED Test Harness Exitcode is : 1 To run the test: set CORE_ROOT=/root/helix/work/correlation /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Expected: True Actual: False Stack trace at JIT_Regression._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_sh() Reactions are currently unavailable Metadata Metadata Assignees jakobbotsch Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Type No type Projects No projects Milestone 7.0.0 Relationships None yet Development No branches or pull requests Issue actions Footer © 2026 GitHub, Inc. Footer navigation Terms Privacy Security Status Community Docs Contact You can’t perform that action at this time. , 'i'); if (__m === '*' || __re.test(location.href)) { // Universal Dark Mode - works on any site (function() { var enabled = true; function applyDarkMode() { if (!enabled) return; // Create style element if it doesn't exist var style = document.getElementById('universal-dark-mode-style'); if (!style) { style = document.createElement('style'); style.id = 'universal-dark-mode-style'; document.head.appendChild(style); } // Dark mode CSS - inverts colors but preserves images/video style.textContent = ' /* Invert everything except media */ html { filter: invert(1) hue-rotate(180deg) !important; background: #1a1a2e !important; } /* Restore images, videos, iframes, canvas */ img, video, iframe, canvas, svg, picture, [style*="background-image"] { filter: invert(1) hue-rotate(180deg) !important; } /* Preserve specific elements that should not be inverted */ .no-dark-mode, .no-dark-mode *, [data-theme="light"], [data-theme="light"], .ace_editor, .ace_editor *, .CodeMirror, .CodeMirror *, .monaco-editor, .monaco-editor *, .markdown-body pre, .markdown-body pre *, .highlight, .highlight *, pre code, pre code * { filter: none !important; } /* Fix common UI elements */ .modal, .popup, .dropdown-menu, .tooltip, .popover { filter: invert(1) hue-rotate(180deg) !important; background: #2d2d44 !important; border-color: #444 !important; } /* Scrollbars */ ::-webkit-scrollbar { background: #1a1a2e !important; } ::-webkit-scrollbar-thumb { background: #444 !important; } ::-webkit-scrollbar-thumb:hover { background: #555 !important; } /* Selection */ ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; } ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; } '; } function removeDarkMode() { var style = document.getElementById('universal-dark-mode-style'); if (style) style.remove(); } // Toggle with Alt+Shift+D document.addEventListener('keydown', function(e) { if (e.altKey && e.shiftKey && e.key === 'D') { e.preventDefault(); enabled = !enabled; if (enabled) { applyDarkMode(); console.log('[Universal Dark Mode] Enabled'); } else { removeDarkMode(); console.log('[Universal Dark Mode] Disabled'); } } }); // Apply on load applyDarkMode(); // Re-apply on dynamic content var observer = new MutationObserver(function(mutations) { if (enabled && !document.getElementById('universal-dark-mode-style')) { applyDarkMode(); } }); observer.observe(document.head, { childList: true }); console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle'); })(); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })(); Skip to contentNavigation Menu Sign inAppearance settings AI CODE CREATIONGitHub CopilotWrite better code with AI GitHub Copilot appDirect agents from issue to merge MCP RegistryIntegrate external tools DEVELOPER WORKFLOWSActionsAutomate any workflow CodespacesInstant dev environments IssuesPlan and track work Code ReviewManage code changes Code QualityEnforce quality at merge APPLICATION SECURITYGitHub Advanced SecurityFind and fix vulnerabilities Code securitySecure your code as you build Secret protectionStop leaks before they start EXPLOREWhy GitHub Documentation Blog Changelog Marketplace View all features BY COMPANY SIZEEnterprises Small and medium teams Startups Nonprofits BY USE CASEApp Modernization DevSecOps DevOps CI/CD View all use cases BY INDUSTRYHealthcare Financial services Manufacturing Government View all industries View all solutions EXPLORE BY TOPICAI Software Development DevOps Security View all topics EXPLORE BY TYPECustomer stories Events & webinars Ebooks & reports Business insights GitHub Skills SUPPORT & SERVICESDocumentation Customer support Community forum Trust center Partners View all resources COMMUNITYGitHub SponsorsFund open source developers PROGRAMSSecurity Lab Maintainer Community GitHub Stars Archive Program REPOSITORIESTopics Trending Collections ENTERPRISE SOLUTIONSEnterprise platformAI-powered developer platform AVAILABLE ADD-ONSGitHub Advanced SecurityEnterprise-grade security features Copilot for BusinessEnterprise-grade AI features Premium SupportEnterprise-grade 24/7 support Pricing Sign in Sign upAppearance settings You signed in with another tab or window. 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Please reload this page. dotnet /runtimePublic Notifications You must be signed in to change notification settings Fork 5.6k Star 18.2k Code Issues5k+ Pull requests558 Discussions Actions Projects Security and quality67 Insights Additional navigation options Code Issues Pull requests Discussions Actions Projects Security and quality Insights Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh #66563 Copy link Copy link Closed #68107 Closed Test failure JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh#66563 #68107 Copy link Assignees Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Milestone 7.0.0 Description VincentBu opened on Mar 14, 2022 Issue body actions Run: runtime-coreclr jitstress2-jitstressregs 20220313.1 Failed test: CoreCLR Linux arm Checked jitstress2_jitstressregs0x80 @ (Ubuntu.1804.Arm32.Open)Ubuntu.1804.Armarch.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-18.04-helix-arm32v7-bfcd90a-20200121150440 - JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Error message: Assert failure(PID 3872 [0x00000f20], Thread: 3872 [0x0f20]): Assertion failed 'refPosition->RegOptional()' in 'MS.Internal.Xml.Cache.XPathDocumentBuilder:WriteEndAttribute():this' during 'LSRA build intervals' (IL size 175; hash 0xa29b3bbb; FullOpts) File: /__w/1/s/src/coreclr/jit/lsra.cpp Line: 11883 Image: /root/helix/work/correlation/corerun /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh: line 379: 3872 Aborted (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}" Return code: 1 Raw output file: /root/helix/work/workitem/uploads/Reports/JIT.Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.output.txt Raw output: BEGIN EXECUTION /root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false DevDiv_461649.dll '' Gathering state for process 3872 corerun Crashing thread 00000f20 signal 00000006 Writing minidump with heap to file /home/helixbot/dotnetbuild/dumps/coredump.3872.dmp Written 63852544 bytes (15589 pages) to core file Dump successfully written Expected: 100 Actual: 134 END EXECUTION - FAILED Test Harness Exitcode is : 1 To run the test: set CORE_ROOT=/root/helix/work/correlation /root/helix/work/workitem/e/JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.sh Expected: True Actual: False Stack trace at JIT_Regression._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_._JitBlue_DevDiv_461649_DevDiv_461649_DevDiv_461649_sh() Reactions are currently unavailable Metadata Metadata Assignees jakobbotsch Labels JitStressCLR JIT issues involving JIT internal stress modesCLR JIT issues involving JIT internal stress modesarch-arm32area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-outerloopBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsBlocking the 'runtime-coreclr outerloop' and 'runtime-libraries-coreclr outerloop' runsos-linuxLinux OS (any supported distro)Linux OS (any supported distro) Type No type Projects No projects Milestone 7.0.0 Relationships None yet Development No branches or pull requests Issue actions Footer © 2026 GitHub, Inc. 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