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https://issues.apache.org/jira/browse/YUNIKORN-3038?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Wilfred Spiegelenburg resolved YUNIKORN-3038.
---------------------------------------------
Fix Version/s: 1.7.0
Resolution: Duplicate
> Nil pointer dereference on GetQueuePath
> ---------------------------------------
>
> Key: YUNIKORN-3038
> URL: https://issues.apache.org/jira/browse/YUNIKORN-3038
> Project: Apache YuniKorn
> Issue Type: Bug
> Reporter: Thomas Cassaert
> Priority: Major
> Fix For: 1.7.0
>
>
> We're observing quite some occurences of following panic:
> {code:java}
> panic: runtime error: invalid memory address or nil pointer dereference
> [signal SIGSEGV: segmentation violation code=0x1 addr=0x0
> pc=0x1b037c9]goroutine 81 [running]:
> github.com/apache/yunikorn-core/pkg/scheduler/objects.(*Queue).GetQueuePath(0x0)
>
> github.com/apache/yunikorn-core@v1.6.1-2/pkg/scheduler/objects/queue.go:548
> +0x29
> github.com/apache/yunikorn-core/pkg/scheduler.(*PartitionContext).removeAllocation(0xc00b4d0b60,
> 0xc0135d9a40)
> github.com/apache/yunikorn-core@v1.6.1-2/pkg/scheduler/partition.go:1501
> +0xf1c
> github.com/apache/yunikorn-core/pkg/scheduler.(*ClusterContext).processAllocationReleases(0xc0000fa080,
> {0xc0146546a0, 0x1, 0xc0000a82a0?}, {0xc00645a340, 0x9})
> github.com/apache/yunikorn-core@v1.6.1-2/pkg/scheduler/context.go:780
> +0xa9
> github.com/apache/yunikorn-core/pkg/scheduler.(*ClusterContext).handleRMUpdateAllocationEvent(0xc00b9ebf88?,
> 0xc015e3ff08?)
> github.com/apache/yunikorn-core@v1.6.1-2/pkg/scheduler/context.go:716
> +0x5d
> github.com/apache/yunikorn-core/pkg/scheduler.(*Scheduler).handleRMEvent(0xc0004002d0)
> github.com/apache/yunikorn-core@v1.6.1-2/pkg/scheduler/scheduler.go:133
> +0x18e
> created by
> github.com/apache/yunikorn-core/pkg/scheduler.(*Scheduler).StartService in
> goroutine 1
> github.com/apache/yunikorn-core@v1.6.1-2/pkg/scheduler/scheduler.go:60
> +0x9c{code}
> This is always preceded by
> {code:java}
> 2025-03-03T14:35:07.138Z WARN core.scheduler.partition
> scheduler/partition.go:1483 failed to release resources from queue
> {"appID": "spark-045e89205af548a6b2661e82fd3a0704", "allocationKey":
> "bb7808f0-4a77-4469-a394-86a9de766609", "error": "queue is nil"} {code}
> On inspection of the mentioned appID, we do see a queue defined:
> {code:java}
> annotations:
> yunikorn.apache.org/task-groups:
> '[{"name":"spark-driver","minMember":1,"minResource":{"cpu":"1","memory":"5120Mi"},"labels":{"deploy_env":"prod","driver-type":"batch","job_id":"j-250303112642423baa5a25458a7b2037","name":"2503031126-d
> river","openeo-role":"batch-driver","openeo_component":"batchjobs","queue":"root.default","role":"driver","user_id":"9e001a2a-1186-4b46-8f90-0f44cbcb13a9","version":"3.2.0"}},{"name":"spark-executor","minMember":2,"minResource":{"cpu":"50
> 0.0m","memory":"6920Mi"},"labels":{"deploy_env":"prod","job_id":"j-250303112642423baa5a25458a7b2037","openeo-role":"executor","openeo_component":"batchjobs","queue":"root.default","user_id":"9e001a2a-1186-4b46-8f90-0f44cbcb13a9","version"
> :"3.2.0"}}]'{code}
> Also, the label `queue: root.default` exists
> {*}Yunikorn version{*}: 1.6.1
> {*}Yunikorn config{*}:
> {code:java}
> queues.yaml: |
> partitions:
> - name: default
> placementrules:
> - name: provided
> create: true
> queues:
> - name: root
> parent: true
> submitacl: "*"
> queues:
> - name: default
> parent: false
> properties:
> preemption.policy: disabled
> - name: cdse-prod
> parent: true
> queues:
> - name: batch
> childtemplate:
> maxapplications: 2
> properties:
> preemption.policy: disabled
> service.clusterId: cdse-prod{code}
> {*}Kubernetes version{*}: 1.25.7
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