Can you share the content of your "pxdlrouternxos" module?
Does "all the time" mean on every scrape?
Meanwhile: here is your stack trace reformatted.
error getting target 10.14.25.10: recover: runtime error: invalid memory
address or nil pointer dereference
Stack:goroutine 358625 [running]:
github.com/gosnmp/gosnmp.(*GoSNMP).send.func1(0xc000e155c8)
/go/pkg/mod/github.com/gosnmp/[email protected]/marshal.go:326 +0xa5
panic(0x9e4880, 0xe89790)
/usr/local/go/src/runtime/panic.go:969 +0x1b9
github.com/gosnmp/gosnmp.(*GoSNMP).send(0xc0004f6c60, 0xc0004c42a0,
0xc0000de601, 0x0, 0xb34ee0, 0xc000b609c0)
/go/pkg/mod/github.com/gosnmp/[email protected]/marshal.go:372 +0x20e
github.com/gosnmp/gosnmp.(*GoSNMP).Get(0xc0004f6c60, 0xc00012e300, 0x6,
0x6, 0x0, 0x0, 0xc000522b10)
/go/pkg/mod/github.com/gosnmp/[email protected]/gosnmp.go:363 +0x159
main.ScrapeTarget(0xb40660, 0xc0004b41c0, 0xc00045ca67, 0xe, 0xc000161770,
0xb34f40, 0xc000522840, 0x0, 0x0, 0x0, ...)
/app/collector.go:133 +0x5be
main.collector.Collect(0xb40660, 0xc0004b41c0, 0xc00045ca67, 0xe,
0xc000161770, 0xb34f40, 0xc000522840, 0xc000281020)
/app/collector.go:222 +0xbc
github.com/prometheus/client_golang/prometheus.(*Registry).Gather.func1()
/go/pkg/mod/github.com/prometheus/[email protected]/prometheus/registry.go:446
+0x1a2
created by github.com/prometheus/client_golang/prometheus.(*Registry).Gather
/go/pkg/mod/github.com/prometheus/[email protected]/prometheus/registry.go:457
+0x5ce
goroutine 1 [IO wait, 216 minutes]:
internal/poll.runtime_pollWait(0x7f0f18245708, 0x72, 0x0)
/usr/local/go/src/runtime/netpoll.go:222 +0x55
internal/poll.(*pollDesc).wait(0xc0004c6018, 0x72, 0x0, 0x0, 0xa85b68)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(...)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Accept(0xc0004c6000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
/usr/local/go/src/internal/poll/fd_unix.go:394 +0x1fc
net.(*netFD).accept(0xc0004c6000, 0x1eadb908595c5b95, 0x0, 0x0)
/usr/local/go/src/net/fd_unix.go:172 +0x45
net.(*TCPListener).accept(0xc0004a8300, 0x6234102b, 0xc00052dad0, 0x48e3a6)
/usr/local/go/src/net/tcpsock_posix.go:139 +0x32
net.(*TCPListener).Accept(0xc0004a8300, 0xc00052db20, 0x18, 0xc000000180,
0x7f8dec)
/usr/local/go/src/net/tcpsock.go:261 +0x65
net/http.(*Server).Serve(0xc0004c4000, 0xb3ee20, 0xc0004a8300, 0x0, 0x0)
/usr/local/go/src/net/http/server.go:2937 +0x266
github.com/prometheus/exporter-toolkit/web.Serve(0xb3ee20, 0xc0004a8300,
0xc0004c4000, 0x0, 0x0, 0xb34f40, 0xc000286420, 0x0, 0xe0)
/go/pkg/mod/github.com/prometheus/[email protected]/web/tls_config.go:192
+0x1b0
github.com/prometheus/exporter-toolkit/web.ListenAndServe(0xc0004c4000,
0x0, 0x0, 0xb34f40, 0xc000286420, 0x0, 0x0)
/go/pkg/mod/github.com/prometheus/[email protected]/web/tls_config.go:184
+0xfd
main.main()
/app/main.go:248 +0xb71
goroutine 45 [syscall, 3871 minutes]:
os/signal.signal_recv(0x0)
/usr/local/go/src/runtime/sigqueue.go:147 +0x9d
os/signal.loop()
/usr/local/go/src/os/signal/signal_unix.go:23 +0x25
created by os/signal.Notify.func1.1
/usr/local/go/src/os/signal/signal.go:150 +0x45
goroutine 46 [select, 3871 minutes]:
main.main.func1(0xc00012e360, 0xb34f40, 0xc000286420)
/app/main.go:179 +0xe5
created by main.main
/app/main.go:177 +0x7ce
goroutine 50 [IO wait]:
internal/poll.runtime_pollWait(0x7f0f18245620, 0x72, 0xb36220)
/usr/local/go/src/runtime/netpoll.go:222 +0x55
internal/poll.(*pollDesc).wait(0xc0004c6098, 0x72, 0xb36200, 0xe444f0, 0x0)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(...)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0004c6080, 0xc0004d8000, 0x1000, 0x1000, 0x0,
0x0, 0x0)
/usr/local/go/src/internal/poll/fd_unix.go:159 +0x1a5
net.(*netFD).Read(0xc0004c6080, 0xc0004d8000, 0x1000, 0x1000, 0x92a41b,
0xc00052f7f8, 0x7f2b36)
/usr/local/go/src/net/fd_posix.go:55 +0x4f
net.(*conn).Read(0xc0004ae050, 0xc0004d8000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
/usr/local/go/src/net/net.go:182 +0x8e
net/http.(*connReader).Read(0xc0004ac750, 0xc0004d8000, 0x1000, 0x1000,
0x10012864e, 0x0, 0x7f0f18281db8)
/usr/local/go/src/net/http/server.go:798 +0x1ad
bufio.(*Reader).fill(0xc0002806c0)
/usr/local/go/src/bufio/bufio.go:101 +0x105
bufio.(*Reader).ReadSlice(0xc0002806c0, 0xc00025460a, 0x7f0f18281db8,
0xc00052f988, 0x40d950, 0xc00022a100, 0x100)
/usr/local/go/src/bufio/bufio.go:360 +0x3d
bufio.(*Reader).ReadLine(0xc0002806c0, 0xc00022a100, 0x479294, 0xea09c0,
0x0, 0xa5b4c0, 0xc000730a80)
/usr/local/go/src/bufio/bufio.go:389 +0x34
net/textproto.(*Reader).readLineSlice(0xc000730a80, 0xc00022a100, 0x4d788d,
0xc0004c6080, 0x467500, 0xc001bc3e00)
/usr/local/go/src/net/textproto/reader.go:58 +0x6c
net/textproto.(*Reader).ReadLine(...)
/usr/local/go/src/net/textproto/reader.go:39
net/http.readRequest(0xc0002806c0, 0x0, 0xc00022a100, 0x0, 0x0)
/usr/local/go/src/net/http/request.go:1012 +0xaa
net/http.(*conn).readRequest(0xc00024c0a0, 0xb40660, 0xc0004b4180, 0x0,
0x0, 0x0)
/usr/local/go/src/net/http/server.go:984 +0x19a
net/http.(*conn).serve(0xc00024c0a0, 0xb40660, 0xc0004b4180)
/usr/local/go/src/net/http/server.go:1851 +0x705
created by net/http.(*Server).Serve
/usr/local/go/src/net/http/server.go:2969 +0x36c
goroutine 358626 [semacquire]:
sync.runtime_Semacquire(0xc000880838)
/usr/local/go/src/runtime/sema.go:56 +0x45
sync.(*WaitGroup).Wait(0xc000880830)
/usr/local/go/src/sync/waitgroup.go:130 +0x65
github.com/prometheus/client_golang/prometheus.(*Registry).Gather.func2(0xc000880830,
0xc000281020, 0xc000281080)
/go/pkg/mod/github.com/prometheus/[email protected]/prometheus/registry.go:463
+0x2b
created by github.com/prometheus/client_golang/prometheus.(*Registry).Gather
/go/pkg/mod/github.com/prometheus/[email protected]/prometheus/registry.go:462
+0x60d
goroutine 201493 [select]:
github.com/prometheus/client_golang/prometheus.(*Registry).Gather(0xc00041a2d0,
0x0, 0x0, 0x0, 0x0, 0x0)
/go/pkg/mod/github.com/prometheus/[email protected]/prometheus/registry.go:513
+0xbbc
github.com/prometheus/client_golang/prometheus/promhttp.HandlerFor.func1(0xb3f0a0,
0xc0004c41c0, 0xc00022a000)
/go/pkg/mod/github.com/prometheus/[email protected]/prometheus/promhttp/http.go:126
+0x99
net/http.HandlerFunc.ServeHTTP(0xc0004edc70, 0xb3f0a0, 0xc0004c41c0,
0xc00022a000)
/usr/local/go/src/net/http/server.go:2042 +0x44
main.handler(0xb3f0a0, 0xc0004c41c0, 0xc00022a000, 0xb34f40, 0xc000286420)
/app/main.go:110 +0x6d7
main.main.func2(0xb3f0a0, 0xc0004c41c0, 0xc00022a000)
/app/main.go:201 +0x51
net/http.HandlerFunc.ServeHTTP(0xc0004a82a0, 0xb3f0a0, 0xc0004c41c0,
0xc00022a000)
/usr/local/go/src/net/http/server.go:2042 +0x44
net/http.(*ServeMux).ServeHTTP(0xea0040, 0xb3f0a0, 0xc0004c41c0,
0xc00022a000)
/usr/local/go/src/net/http/server.go:2417 +0x1ad
net/http.serverHandler.ServeHTTP(0xc0004c4000, 0xb3f0a0, 0xc0004c41c0,
0xc00022a000)
/usr/local/go/src/net/http/server.go:2843 +0xa3
net/http.(*conn).serve(0xc00024c640, 0xb40660, 0xc0000ca100)
/usr/local/go/src/net/http/server.go:1925 +0x8ad
created by net/http.(*Server).Serve
/usr/local/go/src/net/http/server.go:2969 +0x36c
goroutine 358543 [IO wait]:
internal/poll.runtime_pollWait(0x7f0f18245368, 0x72, 0xb36220)
/usr/local/go/src/runtime/netpoll.go:222 +0x55
internal/poll.(*pollDesc).wait(0xc000290298, 0x72, 0xb36200, 0xe444f0, 0x0)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(...)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc000290280, 0xc000ecf5a1, 0x1, 0x1, 0x0, 0x0,
0x0)
/usr/local/go/src/internal/poll/fd_unix.go:159 +0x1a5
net.(*netFD).Read(0xc000290280, 0xc000ecf5a1, 0x1, 0x1, 0xc0000ca1d8,
0xc000856f68, 0x4774bc)
/usr/local/go/src/net/fd_posix.go:55 +0x4f
net.(*conn).Read(0xc00000e040, 0xc000ecf5a1, 0x1, 0x1, 0x0, 0x0, 0x0)
/usr/local/go/src/net/net.go:182 +0x8e
net/http.(*connReader).backgroundRead(0xc000ecf590)
/usr/local/go/src/net/http/server.go:690 +0x58
created by net/http.(*connReader).startBackgroundRead
/usr/local/go/src/net/http/server.go:686 +0xd5
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