runtime: "invalid runtime symbol table" panic in sighandler #24634
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What version of Go are you using (
go version
)?go version go1.9.3 linux/amd64
Does this issue reproduce with the latest release?
yes
What operating system and processor architecture are you using (
go env
)?GOARCH="amd64"
GOBIN=""
GOEXE=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOOS="linux"
GOPATH="/root/devs/go"
GORACE=""
GOROOT="/opt/go"
GOTOOLDIR="/opt/go/pkg/tool/linux_amd64"
GCCGO="gccgo"
CC="gcc"
GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build411484890=/tmp/go-build -gno-record-gcc-switches"
CXX="g++"
CGO_ENABLED="1"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
What did you do?
run with supervisor
What did you expect to see?
no panic
What did you see instead?
I see "f=sync.runtime_notifyListCheck" too
runtime: invalid pc-encoded table f=syscall.runtime_AfterForkInChild pc=0x436228 targetpc=0x43622f tab=[0/0]0x0
value=0 until pc=0x4361e4
value=16 until pc=0x436227
value=0 until pc=0x436228
fatal error: invalid runtime symbol table
goroutine 0 [idle]:
runtime.throw(0xbfa737, 0x1c)
/opt/go/src/runtime/panic.go:605 +0x95
runtime.pcvalue(0xce1b58, 0xf96520, 0x54d9a, 0x43622f, 0xc42004b4a0, 0x1, 0x0)
/opt/go/src/runtime/symtab.go:768 +0x515
runtime.funcspdelta(0xce1b58, 0xf96520, 0x43622f, 0xc42004b4a0, 0x0)
/opt/go/src/runtime/symtab.go:820 +0x5f
runtime.gentraceback(0x45d657, 0x7fdd257a3d80, 0x0, 0xc420000900, 0x0, 0xc42004b6e8, 0x40, 0x0, 0x0, 0x6, ...)
/opt/go/src/runtime/traceback.go:243 +0x1579
runtime.sigprof(0x45d657, 0x7fdd257a3d80, 0x0, 0xc420000900, 0xc420030400)
/opt/go/src/runtime/proc.go:3374 +0x40f
runtime.sighandler(0xc40000001b, 0xc42004bbf0, 0xc42004bac0, 0xc420000900)
/opt/go/src/runtime/signal_sighandler.go:33 +0x6b4
runtime.sigtrampgo(0x1b, 0xc42004bbf0, 0xc42004bac0)
/opt/go/src/runtime/signal_unix.go:334 +0x25d
runtime.sigtramp(0x1, 0x0, 0xc420044000, 0x0, 0x8000, 0x0, 0x43622f, 0x0, 0x246, 0x0, ...)
/opt/go/src/runtime/sys_linux_amd64.s:306 +0x43
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