Node exporter crashing in Mac: Darwin 18.6.0 #1368
Description
Host operating system: output of uname -a
Darwin Kernel Version 18.6.0
root:xnu-4903.261.4~2/RELEASE_X86_64 x86_64
node_exporter version: output of node_exporter --version
node_exporter, version 0.18.0 (branch: master, revision: b3429e4)
build user: abhatwadekar@wtcabhatwadekarmacbook1
build date: 20190604-15:04:54
go version: go1.12.5
node_exporter command line flags
No flags
Are you running node_exporter in Docker?
No
What did you do that produced an error?
Go to http://localhost:9100/metrics
What did you expect to see?
Node exporter running as expected
What did you see instead?
Runtime error
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x18 pc=0x43b202f]
goroutine 41 [running]:
regexp.(*Regexp).doExecute(0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc000258070, 0x3, 0x0, 0x0, ...)
/usr/local/go/src/regexp/exec.go:527 +0x6f
regexp.(*Regexp).doMatch(...)
/usr/local/go/src/regexp/exec.go:514
regexp.(*Regexp).MatchString(...)
/usr/local/go/src/regexp/regexp.go:468
github.com/prometheus/node_exporter/collector.getNetDevStats(0x0, 0x0, 0x0, 0x0, 0x0)
/Users/abhatwadekar/node_exporter/node_exporter/collector/netdev_darwin.go:45 +0x28f
github.com/prometheus/node_exporter/collector.(*netDevCollector).Update(0xc0000cd3b0, 0xc0000949c0, 0x4a5ba60, 0x0)
/Users/abhatwadekar/node_exporter/node_exporter/collector/netdev_common.go:70 +0x50
github.com/prometheus/node_exporter/collector.execute(0x45c0be6, 0x6, 0x46782c0, 0xc0000cd3b0, 0xc0000949c0)
/Users/abhatwadekar/node_exporter/node_exporter/collector/collector.go:127 +0x7e
github.com/prometheus/node_exporter/collector.NodeCollector.Collect.func1(0xc0000949c0, 0xc0000b6700, 0x45c0be6, 0x6, 0x46782c0, 0xc0000cd3b0)
/Users/abhatwadekar/node_exporter/node_exporter/collector/collector.go:118 +0x53
created by github.com/prometheus/node_exporter/collector.NodeCollector.Collect
/Users/abhatwadekar/node_exporter/node_exporter/collector/collector.go:117 +0x109