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panic: assignment to entry in nil map #2531

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justinwalz opened this issue Apr 6, 2017 · 3 comments · Fixed by #2544
Closed

panic: assignment to entry in nil map #2531

justinwalz opened this issue Apr 6, 2017 · 3 comments · Fixed by #2544
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theme/core type/bug

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@justinwalz
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justinwalz commented Apr 6, 2017 •
edited

This happened on two machines running nomad in server mode.

I know I'm running an older version, but submitting this bug in case it is still an issue in the latest release.

Nomad version

Output from nomad version
Nomad v0.5.2

Operating system and Environment details

Linux ip-10-201-0-8 4.4.0-66-generic #87-Ubuntu SMP Fri Mar 3 15:29:05 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux

Issue

panic: assignment to entry in nil map

goroutine 11240414 [running]:
panic(0xfc0740, 0xc71652ac10)
        /opt/go/src/runtime/panic.go:500 +0x1a1
github.com/hashicorp/nomad/nomad.evaluatePlan.func1(0xc70eec3aa0, 0x24, 0xc72274fb01, 0x0, 0x0, 0x1)
        /opt/gopath/src/github.com/hashicorp/nomad/nomad/plan_apply.go:252 +0x2c2
github.com/hashicorp/nomad/nomad.evaluatePlan(0xc763b18240, 0xc6b94ad260, 0xc701eba500, 0x0, 0x0, 0x0)
        /opt/gopath/src/github.com/hashicorp/nomad/nomad/plan_apply.go:276 +0xad4
github.com/hashicorp/nomad/nomad.(*Server).planApply(0xc4201fb1e0)
        /opt/gopath/src/github.com/hashicorp/nomad/nomad/plan_apply.go:82 +0x171
created by github.com/hashicorp/nomad/nomad.(*Server).establishLeadership
        /opt/gopath/src/github.com/hashicorp/nomad/nomad/leader.go:123 +0xde
    Loaded configuration from /etc/nomad/config.hcl

Reproduction steps

None

Nomad Server logs (if appropriate)

logfile.txt
@dadgar
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dadgar commented Apr 6, 2017

@justinwalz Thanks for filing! That code hasn't changed so it is a valid issue

@dadgar
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dadgar commented Apr 10, 2017 •
edited

@justinwalz Do you have all_at_once set on any job file? https://www.nomadproject.io/docs/job-specification/job.html#all_at_once

dadgar added a commit that referenced this issue Apr 10, 2017
@dadgar
Fix a panic during plan evaluation
1cfae1a 
This PR fixes a potential source of a panic while evaluating a plan with
all_at_once set to true with partial failures.

Potentially fixes #2531
@dadgar dadgar mentioned this issue Apr 10, 2017
Closed
dadgar added a commit that referenced this issue Apr 10, 2017
@dadgar
Fix a panic during plan evaluation
1526f10 
This PR fixes a potential source of a panic while evaluating a plan with
all_at_once set to true with partial failures.

Fixes #2531
@dadgar dadgar mentioned this issue Apr 10, 2017
Merged
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@dadgar @justinwalz