hit "panic: runtime error: invalid memory address or nil pointer dereference" in XDCR test on build 7.6.2-3716

Build: 7.6.2-3716

Job: https://perf.jenkins.couchbase.com/job/titan_5node2/3732/ 
Logs:

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-titan_5node2-3732/172.23.96.105.zip

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-titan_5node2-3732/172.23.96.106.zip

https://s3-us-west-2.amazonaws.com/perf-artifacts/jenkins-titan_5node2-3732/172.23.96.107.zip

 

2024-06-22T11:47:37 [ERROR] Following failures found: { "panics":

{ "./172.23.96.105.zip": [ "cbcollect_info_ns_1@172.23.96.105_20240622-184325/ns_server.goxdcr.log" ] }

}
 

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x8 pc=0xa95325]
 
goroutine 112 [running]:
github.com/couchbase/goxdcr/resource_manager.(*ResourceManager).overallCpuMaxedout(...)
/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/resource_manager/resource_manager.go:455
github.com/couchbase/goxdcr/resource_manager.(*ResourceManager).cpuMaxedout(0xc004cc2f30?, 0xc004cc2f30?, 0x0?)
/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/resource_manager/resource_manager.go:432 +0x65
github.com/couchbase/goxdcr/resource_manager.(*ResourceManager).computeThrottlingActions(0xc0003dcd00, 0x0?, 0xc001c24000)
/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/resource_manager/resource_manager.go:784 +0x10f
github.com/couchbase/goxdcr/resource_manager.(*ResourceManager).computeActionsToTake(0xc0003dcd00, 0xc00e299860?, 0xc001c24000)
/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/resource_manager/resource_manager.go:767 +0x1d
github.com/couchbase/goxdcr/resource_manager.(*ResourceManager).manageResourcesOnce(0xc0003dcd00)
/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/resource_manager/resource_manager.go:549 +0x41f
github.com/couchbase/goxdcr/resource_manager.(*ResourceManager).manageResources(0xc0003dcd00)
/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/resource_manager/resource_manager.go:518 +0x129
created by github.com/couchbase/goxdcr/resource_manager.(*ResourceManager).Start in goroutine 1
/home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/goxdcr/resource_manager/resource_manager.go:301 +0x1fb

 

The last good run was running on 7.6.2-3710. However, I don't see XDCR changes between 7.6.2-3710 and 7.6.2-3716.

https://perf.jenkins.couchbase.com/job/titan_5node2/3696/ 

https://changelog.build.couchbase.com/?product=couchbase-server&fromVersion=7.6.2&fromBuild=3710&toVersion=7.6.2&toBuild=3716&f_cbas-core=on&f_cbft=on&f_cbftx=on&f_indexing=on&f_n1fty=on&f_ns_server=on&f_product-metadata=on&f_query=on&f_query-ee=on&f_testrunner=on&f_tlm=on