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random panic on fleetctl start/stop #635
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Fixed in v0.5.1 |
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Good to know, thanks! |
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Hey there,
just wanted to start/stop some units and I am getting randomly the following go panics. It is not really reproducable, but hope the panic output helps to investigate. I am on coreos 353.0.0. Thanks.
panic: runtime error: index out of range [recovered] panic: interface conversion: interface is runtime.errorCString, not tabwriter.osError [recovered] panic: interface conversion: interface is *runtime.TypeAssertionError, not tabwriter.osError goroutine 278 [running]: runtime.panic(0x714400, 0xc2100a7580) /usr/lib/go/src/pkg/runtime/panic.c:266 +0xb6 text/tabwriter.handlePanic(0x7f566f500d40) /usr/lib/go/src/pkg/text/tabwriter/tabwriter.go:439 +0x4e runtime.panic(0x714400, 0xc2100a7540) /usr/lib/go/src/pkg/runtime/panic.c:248 +0x106 text/tabwriter.handlePanic(0x7f566f500c50) /usr/lib/go/src/pkg/text/tabwriter/tabwriter.go:439 +0x4e runtime.panic(0x711100, 0xb81fd7) /usr/lib/go/src/pkg/runtime/panic.c:248 +0x106 text/tabwriter.(*Writer).writeLines(0xc210084000, 0x0, 0x0, 0x2, 0x41) /usr/lib/go/src/pkg/text/tabwriter/tabwriter.go:262 +0x5b3 text/tabwriter.(*Writer).format(0xc210084000, 0x0, 0x0, 0x2, 0x1) /usr/lib/go/src/pkg/text/tabwriter/tabwriter.go:370 +0x307 text/tabwriter.(*Writer).Flush(0xc210084000, 0x0, 0x0) /usr/lib/go/src/pkg/text/tabwriter/tabwriter.go:462 +0xce text/tabwriter.(*Writer).Write(0xc210084000, 0xc21009b000, 0x42, 0x150, 0x42, ...) /usr/lib/go/src/pkg/text/tabwriter/tabwriter.go:497 +0x3e9 fmt.Fprintln(0x7f566f6ae800, 0xc210084000, 0x7f566f500e08, 0x1, 0x1, ...) /usr/lib/go/src/pkg/fmt/print.go:287 +0xa3 main.assertJobState(0xc210105220, 0x18, 0x7965b0, 0x8, 0x7f566f6a8c00) /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/fleetctl/fleetctl.go:613 +0x5aa main.checkJobState(0xc210105220, 0x18, 0x7965b0, 0x8, 0x0, ...) /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/fleetctl/fleetctl.go:576 +0x94 created by main.waitForJobStates /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/fleetctl/fleetctl.go:558 +0x151 goroutine 1 [chan receive]: main.runStartUnit(0xc21000a020, 0x5, 0x5, 0x0) /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/fleetctl/start.go:51 +0x410 main.main() /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/fleetctl/fleetctl.go:205 +0x778 goroutine 3 [chan receive]: github.com/coreos/fleet/third_party/github.com/golang/glog.(*loggingT).flushDaemon(0xb87660) /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/third_party/github.com/golang/glog/glog.go:839 +0x50 created by github.com/coreos/fleet/third_party/github.com/golang/glog.init·1 /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/third_party/github.com/golang/glog/glog.go:406 +0x276 goroutine 5 [syscall]: runtime.goexit() /usr/lib/go/src/pkg/runtime/proc.c:1394 goroutine 279 [runnable]: sync.runtime_Semacquire(0xc210000c18) /usr/lib/go/src/pkg/runtime/sema.goc:199 +0x30 sync.(*WaitGroup).Wait(0xc21011a680) /usr/lib/go/src/pkg/sync/waitgroup.go:127 +0x14b main.func·018() /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/fleetctl/fleetctl.go:562 +0x2f created by main.waitForJobStates /build/amd64-usr/var/tmp/portage/app-admin/fleet-0.5.0/work/fleet-0.5.0/gopath/src/github.com/coreos/fleet/fleetctl/fleetctl.go:564 +0x1a2 goroutine 330 [IO wait]: net.runtime_pollWait(0x7f566f6a98e0, 0x72, 0x0) /usr/lib/go/src/pkg/runtime/netpoll.goc:116 +0x6a net.(*pollDesc).Wait(0xc21010fc30, 0x72, 0x7f566f6a82d0, 0xb) /usr/lib/go/src/pkg/net/fd_poll_runtime.go:81 +0x34 net.(*pollDesc).WaitRead(0xc21010fc30, 0xb, 0x7f566f6a82d0) /usr/lib/go/src/pkg/net/fd_poll_runtime.go:86 +0x30 net.(*netFD).Read(0xc21010fbd0, 0xc2100e2000, 0x1000, 0x1000, 0x0, ...) /usr/lib/go/src/pkg/net/fd_unix.go:204 +0x2a0 net.(*conn).Read(0xc210114bd0, 0xc2100e2000, 0x1000, 0x1000, 0x30, ...) /usr/lib/go/src/pkg/net/net.go:122 +0xc5 bufio.(*Reader).fill(0xc210102840) /usr/lib/go/src/pkg/bufio/bufio.go:91 +0x110 bufio.(*Reader).Peek(0xc210102840, 0x1, 0x0, 0x0, 0x0, ...) /usr/lib/go/src/pkg/bufio/bufio.go:119 +0xcb net/http.(*persistConn).readLoop(0xc210106300) /usr/lib/go/src/pkg/net/http/transport.go:687 +0xb7 created by net/http.(*Transport).dialConn /usr/lib/go/src/pkg/net/http/transport.go:528 +0x607 goroutine 374 [IO wait]: net.runtime_pollWait(0x7f566f6a9988, 0x72, 0x0) /usr/lib/go/src/pkg/runtime/netpoll.goc:116 +0x6a net.(*pollDesc).Wait(0xc2100b6140, 0x72, 0x7f566f6a82d0, 0xb) /usr/lib/go/src/pkg/net/fd_poll_runtime.go:81 +0x34 net.(*pollDesc).WaitRead(0xc2100b6140, 0xb, 0x7f566f6a82d0) /usr/lib/go/src/pkg/net/fd_poll_runtime.go:86 +0x30 net.(*netFD).Read(0xc2100b60e0, 0xc21012f000, 0x1000, 0x1000, 0x0, ...) /usr/lib/go/src/pkg/net/fd_unix.go:204 +0x2a0 net.(*conn).Read(0xc2100b7d38, 0xc21012f000, 0x1000, 0x1000, 0x30, ...) /usr/lib/go/src/pkg/net/net.go:122 +0xc5 bufio.(*Reader).fill(0xc2100bc000) /usr/lib/go/src/pkg/bufio/bufio.go:91 +0x110 bufio.(*Reader).Peek(0xc2100bc000, 0x1, 0x0, 0x0, 0x0, ...) /usr/lib/go/src/pkg/bufio/bufio.go:119 +0xcb net/http.(*persistConn).readLoop(0xc2100d8080) /usr/lib/go/src/pkg/net/http/transport.go:687 +0xb7 created by net/http.(*Transport).dialConn /usr/lib/go/src/pkg/net/http/transport.go:528 +0x607 goroutine 331 [select]: net/http.(*persistConn).writeLoop(0xc210106300) /usr/lib/go/src/pkg/net/http/transport.go:791 +0x271 created by net/http.(*Transport).dialConn /usr/lib/go/src/pkg/net/http/transport.go:529 +0x61e goroutine 375 [select]: net/http.(*persistConn).writeLoop(0xc2100d8080) /usr/lib/go/src/pkg/net/http/transport.go:791 +0x271 created by net/http.(*Transport).dialConn /usr/lib/go/src/pkg/net/http/transport.go:529 +0x61eThe text was updated successfully, but these errors were encountered: