CI error: Wall Clock adjustment detected on iOS

[svick]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1394634
Build error leg or test failing: System.Runtime.Tests.WorkItemExecution
Pull request: #124494

Error Message

Fill the error message using step by step known issues guidance.

{
  "ErrorMessage": "Potential CM database inconsistency, time jump",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

[05:50:31] dbug: *** Executing 'System.Runtime.Tests' on ios-device 'DNCENGOSX125' ***
[05:50:31] dbug: Test log server listening on: 0.0.0.0:51382
[05:50:31] dbug: 
[05:50:31] dbug: Running /private/tmp/helix/working/B3110937/p/microsoft.dotnet.xharness.cli/11.0.0-prerelease.26168.1/tools/net8.0/any/../../../runtimes/any/native/mlaunch/bin/mlaunch
[05:50:33] dbug: Process mlaunch exited with 0
[05:50:33] dbug: Starting the application
[05:50:33] dbug: 
[05:50:33] dbug: Running /private/tmp/helix/working/B3110937/p/microsoft.dotnet.xharness.cli/11.0.0-prerelease.26168.1/tools/net8.0/any/../../../runtimes/any/native/mlaunch/bin/mlaunch
[05:50:34] dbug: Process mlaunch exited with 1
[05:50:34] dbug: Test run failed
[05:50:49] dbug: Errors while reading device logs: Wall Clock adjustment detected - results might be strange while using --end
[05:50:49] dbug: Device log captured in /tmp/helix/working/B3110937/w/B16609AA/uploads/device-DNCENGOSX125-20260424_055031.log

[05:51:29] dbug: ==================== Crash report ====================
[05:51:29] dbug: Crash report file: /tmp/helix/working/B3110937/w/B16609AA/uploads/stacks-2026-04-01-131536.ips
[05:51:29] dbug: {"bug_type":"288","timestamp":"2026-04-01 13:15:36.00 -0400","os_version":"iPhone OS 26.1 (23B85)","roots_installed":0,"incident_id":"7C50A265-BB53-4C47-A52E-591A59E58923"}
                 {
                   "build" : "iPhone OS 26.1 (23B85)",
                   "product" : "iPhone12,8",
                   "kernel" : "Darwin Kernel Version 25.1.0: Thu Oct 23 11:09:22 PDT 2025; root:xnu-12377.42.6~55\/RELEASE_ARM64_T8030",
                   "tuning" : {
                 
                   },
                   "incident" : "7C50A265-BB53-4C47-A52E-591A59E58923",
                   "crashReporterKey" : "07a7ea69065f9464c66080e2ce07df58c2d1b0bf",
                   "reason" : "Potential CM database inconsistency, time jump",
                   "frontmostPids" : [
                     35
                   ],
                   "exception" : "0xd1510c8d",
                   "codeSigningMonitor" : 1,
                   "roots_installed" : 0,
                   "bug_type" : "288",
                   "developerMode" : 1,
                   "bootProgressRegister" : "0x20800004",
                   "memoryStatus" : {"compressorSize":5800,"compressions":25504,"decompressions":3327,"busyBufferCount":1,"memoryPressureDetails":{"pagesWanted":592,"pagesReclaimed":14455},"pageSize":16384,"memoryPressure":false,"memoryPages":{"active":65043,"throttled":0,"fileBacked":70583,"wired":41403,"purgeable":2164,"inactive":60549,"free":1250,"speculative":4497}},
                   "processByPid" : {
                     "0" : {
                   "timesThrottled" : 0,
                   "userID" : 0,
                   "pageIns" : 0,
                   "rawFlags" : "0x10020800001",
                   "timesDidThrottle" : 0,
                   "groupID" : 0,
                   "procname" : "kernel_task",
                   "copyOnWriteFaults" : 0,

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1394634
Error message validated: [Potential CM database inconsistency, time jump]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 4/24/2026 5:50:16 PM UTC

Report

Build	Definition	Test	Pull Request
1394634	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124494
1395374	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1395249	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125437

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
3	3	3

Report

Build	Definition	Test	Pull Request
1399164	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124494
1397530	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125945
1397398	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#127442
1396262	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124494
1395964	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1394634	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124494
1395374	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1395249	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125437

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
1	8	8

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