plan9-amd64-0intro at 3d61f24835e477250c98da846206d573a907099c :: Running /tmp/workdir-gnot/go/src/make.rc with args ["/tmp/workdir-gnot/go/src/make.rc" "-force"] and env ["home=/usr/glenda" "path=.\x00/bin" "*=" "type=host-plan9-amd64-0intro" "rcname=gobuildlet" "pid=258" "fn#term%=fn term% {$*}\n" "fn#newworkdir=fn newworkdir {if(test -d $workdir){for(i in `{du -a $workdir|awk '{print $2}'})chmod u+w $i;rm -rf $workdir};mkdir $workdir}\n" "status=" "fn#cd=fn cd {builtin cd $* && awd}\n" "GO_TEST_TIMEOUT_SCALE=2" "workdir=/tmp/workdir-gnot" "objtype=amd64" "fn#sigexit=" "cflag=" "0=/bin/gobuildlet" "WORKDIR=/tmp/workdir-gnot" "GOROOT_BOOTSTRAP=/tmp/workdir-gnot/go1.4" "GO_BUILDER_NAME=plan9-amd64-0intro" "GOBIN=" "PWD=/tmp/workdir-gnot/go/src"] in dir /tmp/workdir-gnot/go/src Building Go cmd/dist using /tmp/workdir-gnot/go1.4. (go1.20.6 plan9/amd64) Building Go toolchain1 using /tmp/workdir-gnot/go1.4. Building Go bootstrap cmd/go (go_bootstrap) using Go toolchain1. Building Go toolchain2 using go_bootstrap and Go toolchain1. Building Go toolchain3 using go_bootstrap and Go toolchain2. Building packages and commands for plan9/amd64. --- Installed Go for plan9/amd64 in /tmp/workdir-gnot/go Installed commands in /tmp/workdir-gnot/go/bin *** You need to bind /tmp/workdir-gnot/go/bin before /bin. ##### Test execution environment. # GOARCH: amd64 # CPU: Intel Core Processor (Broadwell) # GOOS: plan9 # OS Version: 2000 ##### Testing packages. ok archive/tar 0.202s ok archive/zip 0.336s ok bufio 0.116s ok bytes 0.192s ok cmp 0.083s ok compress/bzip2 0.115s ok compress/flate 0.560s ok compress/gzip 1.902s ok compress/lzw 0.138s ok compress/zlib 0.318s ok container/heap 0.075s ok container/list 0.078s ok container/ring 0.078s ok context 0.253s ok crypto 2.303s ok crypto/aes 0.085s ok crypto/cipher 1.078s ok crypto/des 0.075s ok crypto/dsa 0.451s ok crypto/ecdh 0.185s ok crypto/ecdsa 0.479s ok crypto/ed25519 0.548s ok crypto/elliptic 0.131s ok crypto/hmac 0.076s ok crypto/internal/alias 0.075s ok crypto/internal/bigmod 0.110s ok crypto/internal/boring 0.072s ok crypto/internal/boring/bcache 0.223s ok crypto/internal/edwards25519 0.147s ok crypto/internal/edwards25519/field 0.334s ok crypto/internal/nistec 0.186s ok crypto/internal/nistec/fiat 0.089s [no tests to run] ok crypto/md5 0.538s ok crypto/rand 0.518s ok crypto/rc4 0.093s ok crypto/rsa 0.688s ok crypto/sha1 0.512s ok crypto/sha256 0.250s ok crypto/sha512 0.103s ok crypto/subtle 0.553s ok crypto/tls 13.082s ok crypto/x509 0.332s ok database/sql 0.699s ok database/sql/driver 0.088s ok debug/buildinfo 0.079s ok debug/dwarf 0.118s ok debug/elf 0.199s ok debug/gosym 0.250s ok debug/macho 0.090s ok debug/pe 0.292s ok debug/plan9obj 0.090s ok embed 0.076s [no tests to run] ok embed/internal/embedtest 0.078s ok encoding/ascii85 0.076s ok encoding/asn1 0.078s ok encoding/base32 0.089s ok encoding/base64 0.079s ok encoding/binary 0.078s ok encoding/csv 0.083s ok encoding/gob 3.145s ok encoding/hex 0.077s ok encoding/json 0.295s ok encoding/pem 0.317s ok encoding/xml 0.114s ok errors 0.079s ok expvar 0.079s ok flag 0.473s ok fmt 0.113s ok go/ast 0.104s ok go/build 5.510s ok go/build/constraint 0.077s ok go/constant 0.078s ok go/doc 0.139s ok go/doc/comment 1.936s ok go/format 0.079s ok go/importer 1.679s ok go/internal/gccgoimporter 0.086s ok go/internal/gcimporter 11.554s ok go/internal/srcimporter 3.498s ok go/parser 0.183s ok go/printer 0.218s ok go/scanner 0.076s ok go/token 0.084s ok go/types 41.192s ok go/version 0.084s ok hash 0.085s ok hash/adler32 0.086s ok hash/crc32 0.088s ok hash/crc64 0.086s ok hash/fnv 0.083s ok hash/maphash 0.128s ok html 0.086s ok html/template 0.150s ok image 0.121s ok image/color 0.093s ok image/draw 0.133s ok image/gif 0.167s ok image/jpeg 0.190s ok image/png 0.274s ok index/suffixarray 0.190s ok internal/abi 1.259s ok internal/buildcfg 0.089s ok internal/chacha8rand 0.093s ok internal/coverage/cformat 0.084s ok internal/coverage/cmerge 0.085s ok internal/coverage/pods 0.094s ok internal/coverage/slicereader 0.084s ok internal/coverage/slicewriter 0.085s ok internal/coverage/test 0.096s ok internal/cpu 0.097s ok internal/dag 0.105s ok internal/diff 0.088s ok internal/fmtsort 0.082s ok internal/fuzz 0.090s ok internal/godebug 4.433s ok internal/godebugs 8.869s ok internal/gover 0.082s ok internal/intern 0.139s ok internal/itoa 0.084s ok internal/platform 2.743s ok internal/poll 0.116s ok internal/profile 0.082s ok internal/reflectlite 0.094s ok internal/runtime/atomic 0.106s ok internal/saferio 0.104s ok internal/singleflight 0.109s ok internal/sysinfo 0.085s ok internal/testenv 1.202s ok internal/trace 0.131s --- FAIL: TestTraceAnnotationsStress (1.39s) --- FAIL: TestTraceAnnotationsStress/Default (1.39s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x25778a] runtime stack: runtime.throw({0x2bb5a0?, 0x467320?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x234de5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x231d05 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x40a580?, 0x10?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x25778a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x40a580?, 0x400000002?}, 0xe, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x256bbb runtime.park_m(0x48007a40) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23e73c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x2643d3 goroutine 11 gp=0x48007a40 m=0 mp=0x40a580 [sleep]: runtime.gopark(0x4808cdb8?, 0x17c2a10d9731f240?, 0x6?, 0x0?, 0x2b586b?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808cd98 sp=0x4808cd78 pc=0x2378ee time.Sleep(0x989680) /tmp/workdir-gnot/go/src/runtime/time.go:285 +0x110 fp=0x4808cdd8 sp=0x4808cd98 pc=0x262bf0 main.do({0x2d9420, 0x48080150}, 0x0) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:83 +0x145 fp=0x4808ce68 sp=0x4808cdd8 pc=0x294365 main.do.func1.1.1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:73 +0xa8 fp=0x4808cee8 sp=0x4808ce68 pc=0x2946e8 runtime/trace.WithRegion({0x2d9420?, 0x48080150?}, {0x4801c3b0, 0x7}, 0x4808cf88) /tmp/workdir-gnot/go/src/runtime/trace/annotation.go:141 +0xf5 fp=0x4808cf50 sp=0x4808cee8 pc=0x293bb5 main.do.func1.1(0x2) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:70 +0xdb fp=0x4808cfc8 sp=0x4808cf50 pc=0x29461b main.do.func1.gowrap1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:77 +0x24 fp=0x4808cfe0 sp=0x4808cfc8 pc=0x294504 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808cfe8 sp=0x4808cfe0 pc=0x2662c1 created by main.do.func1 in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 +0x45 goroutine 1 gp=0x480061c0 m=nil [sleep]: runtime.gopark(0x48054de8?, 0x17c2a10d972eb38f?, 0x5?, 0x0?, 0x2b586b?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054dc8 sp=0x48054da8 pc=0x2378ee time.Sleep(0x989680) /tmp/workdir-gnot/go/src/runtime/time.go:285 +0x110 fp=0x48054e08 sp=0x48054dc8 pc=0x262bf0 main.do({0x2d93e8, 0x467440}, 0x4) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:83 +0x145 fp=0x48054e98 sp=0x48054e08 pc=0x294365 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:43 +0x166 fp=0x48054f48 sp=0x48054e98 pc=0x294166 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x2374ab runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x2662c1 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x2378ee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.forcegchelper() /tmp/workdir-gnot/go/src/runtime/proc.go:326 +0xa7 fp=0x48055fe0 sp=0x48055fa0 pc=0x237747 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x2662c1 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x2378ee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224114 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x218845 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x2662c1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x48018280?, 0x2d8088?, 0x1?, 0x0?, 0x48006a80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x2378ee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x409f20) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221ac9 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x22209c runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x2187e5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x2662c1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x2378ee runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x217847 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x2662c1 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [chan receive]: runtime.gopark(0x48007180?, 0x17c2a10d9d27049a?, 0x8?, 0x1f?, 0x250b34?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051ea8 sp=0x48051e88 pc=0x2378ee runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48051f20 sp=0x48051ea8 pc=0x20515c runtime.chanrecv1(0x4807c050?, 0x17c2a10d9d27049a?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48051f48 sp=0x48051f20 pc=0x204d32 runtime.(*wakeableSleep).sleep(0x4801a018, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48051fa8 sp=0x48051f48 pc=0x253cb1 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48051fe0 sp=0x48051fa8 pc=0x2547c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x2662c1 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 7 gp=0x48007340 m=nil [chan receive]: runtime.gopark(0x48007340?, 0x17c2a10dd2cc073e?, 0x10?, 0x2f?, 0x250b34?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x2378ee runtime.chanrecv(0x4807e230, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48052f28 sp=0x48052eb0 pc=0x20515c runtime.chanrecv1(0x4807c0a0?, 0x17c2a10dd2cc073e?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x204d32 runtime.(*wakeableSleep).sleep(0x4801a030, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48052fb0 sp=0x48052f50 pc=0x253cb1 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x48052fe0 sp=0x48052fb0 pc=0x253b48 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x2662c1 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 8 gp=0x48007500 m=nil [trace reader (blocked)]: runtime.gopark(0x48053f78?, 0x480260c0?, 0x38?, 0x3f?, 0x48053f90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053f38 sp=0x48053f18 pc=0x2378ee runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x48053fa0 sp=0x48053f38 pc=0x253551 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48053fe0 sp=0x48053fa0 pc=0x293e65 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x2662c1 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'annotations-stress 18623: 2' trace_test.go:571: exit status: 'go 18599: 1' --- FAIL: TestTraceGCStress (1.58s) --- FAIL: TestTraceGCStress/Default (1.58s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25760a] runtime stack: runtime.throw({0x2b3dfa?, 0x468540?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x234d65 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x231c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x40b7a0?, 0x2000?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x25760a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x40b7a0?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x256a3b runtime.park_m(0x48007500) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23e6bc runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x263833 goroutine 8 gp=0x48007500 m=0 mp=0x40b7a0 [chan receive]: runtime.gopark(0x48007500?, 0x17c2a10f9536eef8?, 0x8?, 0x7f?, 0x2509f3?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4a3b7ea8 sp=0x4a3b7e88 pc=0x23786e runtime.chanrecv(0x4807e2a0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x4a3b7f20 sp=0x4a3b7ea8 pc=0x20515c runtime.chanrecv1(0x4807c0a0?, 0x17c2a10f9536eef8?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x4a3b7f48 sp=0x4a3b7f20 pc=0x204d32 runtime.(*wakeableSleep).sleep(0x4801a030, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x4a3b7fa8 sp=0x4a3b7f48 pc=0x253b31 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x4a3b7fe0 sp=0x4a3b7fa8 pc=0x254645 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3b7fe8 sp=0x4a3b7fe0 pc=0x265721 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 1 gp=0x480061c0 m=nil [sleep]: runtime.gopark(0x48054ea8?, 0x17c2a10f8f40200b?, 0x0?, 0x0?, 0x28df80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054e88 sp=0x48054e68 pc=0x23786e time.Sleep(0x17d78400) /tmp/workdir-gnot/go/src/runtime/time.go:285 +0x110 fp=0x48054ec8 sp=0x48054e88 pc=0x262810 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:80 +0x21a fp=0x48054f48 sp=0x48054ec8 pc=0x28e41a runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x23742b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x265721 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x23786e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.forcegchelper() /tmp/workdir-gnot/go/src/runtime/proc.go:326 +0xa7 fp=0x48055fe0 sp=0x48055fa0 pc=0x2376c7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x265721 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [runnable]: runtime.goschedIfBusy() /tmp/workdir-gnot/go/src/runtime/proc.go:365 +0x28 fp=0x48056f80 sp=0x48056f68 pc=0x237788 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:302 +0x14f fp=0x48056fc8 sp=0x48056f80 pc=0x22414f runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x2187c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x265721 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x48018280?, 0x2d0350?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x23786e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40b140) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221a49 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222039 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218765 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x265721 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x23786e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x2177c7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x265721 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [GC worker (idle)]: runtime.gopark(0x48051f68?, 0x17c2a10f8d888b06?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f28 sp=0x48051f08 pc=0x23786e runtime.gcBgMarkWorker(0x4807e0e0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48051fc8 sp=0x48051f28 pc=0x21a98c runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48051fe0 sp=0x48051fc8 pc=0x21a865 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x265721 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 7 gp=0x48007340 m=nil [runnable]: runtime.gcTrigger.test({0x0?, 0x0?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:567 +0xdc fp=0x4a3b8ef8 sp=0x4a3b8ef0 pc=0x2189bc runtime.mallocgc(0x7ac2, 0x296e80, 0x1) /tmp/workdir-gnot/go/src/runtime/malloc.go:1307 +0x825 fp=0x4a3b8f80 sp=0x4a3b8ef8 pc=0x20cde5 runtime.makeslice(0x8000?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/slice.go:107 +0x49 fp=0x4a3b8fa8 sp=0x4a3b8f80 pc=0x248949 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:65 +0x45 fp=0x4a3b8fe0 sp=0x4a3b8fa8 pc=0x28e505 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3b8fe8 sp=0x4a3b8fe0 pc=0x265721 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:63 +0x18b goroutine 9 gp=0x480076c0 m=nil [runnable]: runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:915 fp=0x4a3b9fe0 sp=0x4a3b9fd8 pc=0x2539a0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3b9fe8 sp=0x4a3b9fe0 pc=0x265721 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 10 gp=0x48007880 m=nil [trace reader (blocked)]: runtime.gopark(0x48052f78?, 0x480260c0?, 0x38?, 0x2f?, 0x48052f90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052f38 sp=0x48052f18 pc=0x23786e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x48052fa0 sp=0x48052f38 pc=0x2533d1 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48052fe0 sp=0x48052fa0 pc=0x28df65 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x265721 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'gc-stress 18759: 2' trace_test.go:571: exit status: 'go 18733: 1' --- FAIL: TestTraceGOMAXPROCS (1.34s) --- FAIL: TestTraceGOMAXPROCS/Default (1.34s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x2578ca] runtime stack: runtime.throw({0x2b23a4?, 0x467120?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x235025 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x231f45 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x40a380?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x2578ca runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x40a380?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x256cfb runtime.park_m(0x48007500) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23e97c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x263af3 goroutine 8 gp=0x48007500 m=0 mp=0x40a380 [chan receive]: runtime.gopark(0x48007500?, 0x17c2a1101bdf8eab?, 0x10?, 0x3f?, 0x250c74?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053eb0 sp=0x48053e90 pc=0x237b2e runtime.chanrecv(0x4807e230, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48053f28 sp=0x48053eb0 pc=0x20515c runtime.chanrecv1(0x4807c0a0?, 0x17c2a1101bdf8eab?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48053f50 sp=0x48053f28 pc=0x204d32 runtime.(*wakeableSleep).sleep(0x4801a030, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48053fb0 sp=0x48053f50 pc=0x253df1 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x48053fe0 sp=0x48053fb0 pc=0x253c88 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x2659e1 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 1 gp=0x480061c0 m=nil [sleep]: runtime.gopark(0x48054ed0?, 0x17c2a10fe03fb8c2?, 0xfe?, 0x57?, 0x28d700?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054eb0 sp=0x48054e90 pc=0x237b2e time.Sleep(0xf4240) /tmp/workdir-gnot/go/src/runtime/time.go:285 +0x110 fp=0x48054ef0 sp=0x48054eb0 pc=0x262ad0 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:38 +0x91 fp=0x48054f48 sp=0x48054ef0 pc=0x28d911 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x2376eb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x2659e1 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x237b2e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.forcegchelper() /tmp/workdir-gnot/go/src/runtime/proc.go:326 +0xa7 fp=0x48055fe0 sp=0x48055fa0 pc=0x237987 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x2659e1 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x237b2e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224294 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x2187c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x2659e1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [runnable]: runtime.gopark(0x48018280?, 0x2ce918?, 0x1?, 0x0?, 0x48006a80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x237b2e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x409d20) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221c49 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x22221c runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218765 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x2659e1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x237b2e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x2177c7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x2659e1 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [wait for GC cycle]: runtime.gopark(0x48051f18?, 0x48051f00?, 0xa0?, 0x92?, 0x48051f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f60 sp=0x48051f40 pc=0x237b2e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48051f90 sp=0x48051f60 pc=0x218a75 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48051fc8 sp=0x48051f90 pc=0x218927 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:26 +0x13 fp=0x48051fe0 sp=0x48051fc8 pc=0x28d993 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x2659e1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:24 +0x1e goroutine 7 gp=0x48007340 m=nil [chan receive]: runtime.gopark(0x48007340?, 0x17c2a10fe63a9332?, 0x8?, 0x2f?, 0x250c74?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052ea8 sp=0x48052e88 pc=0x237b2e runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48052f20 sp=0x48052ea8 pc=0x20515c runtime.chanrecv1(0x4807c050?, 0x17c2a10fe63a9332?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48052f48 sp=0x48052f20 pc=0x204d32 runtime.(*wakeableSleep).sleep(0x4801a018, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48052fa8 sp=0x48052f48 pc=0x253df1 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48052fe0 sp=0x48052fa8 pc=0x254905 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x2659e1 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 9 gp=0x480076c0 m=nil [trace reader (blocked)]: runtime.gopark(0x4808af78?, 0x480260c0?, 0x38?, 0xaf?, 0x4808af90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808af38 sp=0x4808af18 pc=0x237b2e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x4808afa0 sp=0x4808af38 pc=0x253691 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x4808afe0 sp=0x4808afa0 pc=0x28d6e5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808afe8 sp=0x4808afe0 pc=0x2659e1 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 10 gp=0x48007880 m=nil [GC worker (idle)]: runtime.gopark(0x4808bf68?, 0x17c2a10fe044a2cf?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808bf28 sp=0x4808bf08 pc=0x237b2e runtime.gcBgMarkWorker(0x4807e2a0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4808bfc8 sp=0x4808bf28 pc=0x21ab8c runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4808bfe0 sp=0x4808bfc8 pc=0x21aa65 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808bfe8 sp=0x4808bfe0 pc=0x2659e1 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 exit status: 'gomaxprocs 18785: 2' trace_test.go:571: exit status: 'go 18762: 1' --- FAIL: TestTraceStacks (3.77s) --- FAIL: TestTraceStacks/Default (3.77s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fd48d?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe608 sp=0x7fffffffe5d8 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe688 sp=0x7fffffffe608 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48059008?, 0x21956a?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffead0 sp=0x7fffffffe688 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48059008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffeb60 sp=0x7fffffffead0 pc=0x259a5b runtime.park_m(0x48090e00) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffebb8 sp=0x7fffffffeb60 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffebd0 sp=0x7fffffffebb8 pc=0x266f53 goroutine 21 gp=0x48090e00 m=3 mp=0x48059008 [GC worker (idle)]: runtime.gopark(0x48099f68?, 0x17c2a110bf422cd6?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48099f28 sp=0x48099f08 pc=0x238cee runtime.gcBgMarkWorker(0x4807e4d0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48099fc8 sp=0x48099f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48099fe0 sp=0x48099fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48099fe8 sp=0x48099fe0 pc=0x268e41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 1 gp=0x480061c0 m=nil [wait for GC cycle]: runtime.gopark(0x48054d50?, 0x48054d38?, 0xe0?, 0x9f?, 0x48054d38?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054d98 sp=0x48054d78 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48054dc8 sp=0x48054d98 pc=0x2197b5 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48054e00 sp=0x48054dc8 pc=0x219667 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:102 +0x5d5 fp=0x48054f48 sp=0x48054e00 pc=0x2c7435 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x2388ab runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x268e41 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.forcegchelper() /tmp/workdir-gnot/go/src/runtime/proc.go:326 +0xa7 fp=0x48055fe0 sp=0x48055fa0 pc=0x238b47 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x268e41 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224fd4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x219505 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x268e41 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [runnable]: runtime.gopark(0x48018280?, 0x31f7f8?, 0x1?, 0x0?, 0x48006a80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40ad00) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x222989 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x222f5c runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x2194a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x268e41 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x238cee runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x218507 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x268e41 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [chan receive]: runtime.gopark(0x48007180?, 0x17c2a110c02b0197?, 0x8?, 0x1f?, 0x2539d4?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051ea8 sp=0x48051e88 pc=0x238cee runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48051f20 sp=0x48051ea8 pc=0x2054bc runtime.chanrecv1(0x4807c050?, 0x17c2a110c02b0197?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48051f48 sp=0x48051f20 pc=0x205092 runtime.(*wakeableSleep).sleep(0x4801a048, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48051fa8 sp=0x48051f48 pc=0x256b51 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48051fe0 sp=0x48051fa8 pc=0x257665 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x268e41 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 7 gp=0x48007340 m=nil [chan receive]: runtime.gopark(0x48007340?, 0x17c2a110f5d02bad?, 0x10?, 0x2f?, 0x2539d4?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x238cee runtime.chanrecv(0x4807e230, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48052f28 sp=0x48052eb0 pc=0x2054bc runtime.chanrecv1(0x4807c0a0?, 0x17c2a110f5d02bad?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x205092 runtime.(*wakeableSleep).sleep(0x4801a060, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48052fb0 sp=0x48052f50 pc=0x256b51 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x48052fe0 sp=0x48052fb0 pc=0x2569e8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x268e41 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 8 gp=0x48007500 m=nil [trace reader (blocked)]: runtime.gopark(0x48053f78?, 0x480260c0?, 0x38?, 0x3f?, 0x48053f90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053f38 sp=0x48053f18 pc=0x238cee runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x48053fa0 sp=0x48053f38 pc=0x2563f1 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48053fe0 sp=0x48053fa0 pc=0x2c6cc5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x268e41 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 9 gp=0x480076c0 m=nil [select (no cases)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808cfa0 sp=0x4808cf80 pc=0x238cee runtime.block() /tmp/workdir-gnot/go/src/runtime/select.go:103 +0x26 fp=0x4808cfd0 sp=0x4808cfa0 pc=0x248b66 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:33 +0xf fp=0x4808cfe0 sp=0x4808cfd0 pc=0x2c7b0f runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808cfe8 sp=0x4808cfe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:32 +0xd4 goroutine 10 gp=0x48007880 m=nil [chan send (nil chan)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808df20 sp=0x4808df00 pc=0x238cee runtime.chansend(0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:166 +0xda fp=0x4808df90 sp=0x4808df20 pc=0x20429a runtime.chansend1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:146 +0x17 fp=0x4808dfc0 sp=0x4808df90 pc=0x2041b7 main.main.func2() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:37 +0x1c fp=0x4808dfe0 sp=0x4808dfc0 pc=0x2c7b3c runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808dfe8 sp=0x4808dfe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:35 +0xe5 goroutine 11 gp=0x48007a40 m=nil [chan receive (nil chan)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ef20 sp=0x4808ef00 pc=0x238cee runtime.chanrecv(0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:506 +0x199 fp=0x4808ef98 sp=0x4808ef20 pc=0x205239 runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x4808efc0 sp=0x4808ef98 pc=0x205092 main.main.func3() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:41 +0x17 fp=0x4808efe0 sp=0x4808efc0 pc=0x2c7b77 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808efe8 sp=0x4808efe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:39 +0xf1 goroutine 12 gp=0x48007c00 m=nil [chan receive]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ff20 sp=0x4808ff00 pc=0x238cee runtime.chanrecv(0x4807e2a0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x4808ff98 sp=0x4808ff20 pc=0x2054bc runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x4808ffc0 sp=0x4808ff98 pc=0x205092 main.main.func4() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:45 +0x19 fp=0x4808ffe0 sp=0x4808ffc0 pc=0x2c7ad9 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808ffe8 sp=0x4808ffe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:44 +0x149 goroutine 13 gp=0x48007dc0 m=nil [chan send]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48088f20 sp=0x48088f00 pc=0x238cee runtime.chansend(0x4807e310, 0x31f7f8, 0x1, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:260 +0x38d fp=0x48088f90 sp=0x48088f20 pc=0x20454d runtime.chansend1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:146 +0x17 fp=0x48088fc0 sp=0x48088f90 pc=0x2041b7 main.main.func5() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:49 +0x1e fp=0x48088fe0 sp=0x48088fc0 pc=0x2c7a9e runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48088fe8 sp=0x48088fe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:48 +0x1a5 goroutine 14 gp=0x48090000 m=nil [select]: runtime.gopark(0x48089fb0?, 0x2?, 0x0?, 0x0?, 0x48089fac?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48089e50 sp=0x48089e30 pc=0x238cee runtime.selectgo(0x48089fb0, 0x48089fa8, 0x0?, 0x0, 0x0?, 0x1) /tmp/workdir-gnot/go/src/runtime/select.go:335 +0x7a5 fp=0x48089f78 sp=0x48089e50 pc=0x249325 main.main.func6() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:54 +0x65 fp=0x48089fe0 sp=0x48089f78 pc=0x2c7a65 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48089fe8 sp=0x48089fe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:53 +0x22b goroutine 15 gp=0x480901c0 m=nil [sync.Mutex.Lock]: runtime.gopark(0x0?, 0x0?, 0x40?, 0xa2?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808aec8 sp=0x4808aea8 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.semacquire1(0x4801c364, 0x0, 0x3, 0x1, 0x15) /tmp/workdir-gnot/go/src/runtime/sema.go:160 +0x235 fp=0x4808af30 sp=0x4808aec8 pc=0x24a415 sync.runtime_SemacquireMutex(0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/sema.go:77 +0x25 fp=0x4808af68 sp=0x4808af30 pc=0x2655c5 sync.(*Mutex).lockSlow(0x4801c360) /tmp/workdir-gnot/go/src/sync/mutex.go:171 +0x15d fp=0x4808afb8 sp=0x4808af68 pc=0x272f7d sync.(*Mutex).Lock(...) /tmp/workdir-gnot/go/src/sync/mutex.go:90 main.main.func7() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:62 +0x32 fp=0x4808afe0 sp=0x4808afb8 pc=0x2c79d2 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808afe8 sp=0x4808afe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:61 +0x29f goroutine 16 gp=0x48090380 m=nil [semacquire]: runtime.gopark(0x0?, 0x0?, 0xa0?, 0xa2?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808bf00 sp=0x4808bee0 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.semacquire1(0x4801c378, 0x0, 0x1, 0x0, 0x12) /tmp/workdir-gnot/go/src/runtime/sema.go:160 +0x235 fp=0x4808bf68 sp=0x4808bf00 pc=0x24a415 sync.runtime_Semacquire(0x0?) /tmp/workdir-gnot/go/src/runtime/sema.go:62 +0x25 fp=0x4808bfa0 sp=0x4808bf68 pc=0x265505 sync.(*WaitGroup).Wait(0x0?) /tmp/workdir-gnot/go/src/sync/waitgroup.go:116 +0x48 fp=0x4808bfc8 sp=0x4808bfa0 pc=0x274548 main.main.func8() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:68 +0x17 fp=0x4808bfe0 sp=0x4808bfc8 pc=0x2c7977 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808bfe8 sp=0x4808bfe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:67 +0x2ff goroutine 17 gp=0x48090540 m=nil [sync.Cond.Wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48096f30 sp=0x48096f10 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 sync.runtime_notifyListWait(0x48026150, 0x0) /tmp/workdir-gnot/go/src/runtime/sema.go:569 +0x159 fp=0x48096f80 sp=0x48096f30 pc=0x265819 sync.(*Cond).Wait(0x0?) /tmp/workdir-gnot/go/src/sync/cond.go:70 +0x85 fp=0x48096fc0 sp=0x48096f80 pc=0x272125 main.main.func9() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:73 +0x2e fp=0x48096fe0 sp=0x48096fc0 pc=0x2c792e runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48096fe8 sp=0x48096fe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:71 +0x396 goroutine 19 gp=0x48090700 m=2 mp=0x48058808 [syscall]: syscall.Syscall(0xe, 0x48028270, 0x0, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:21 +0x10 fp=0x48097be8 sp=0x48097b30 pc=0x2828d0 syscall.open({0x48028258?, 0x26a3bb?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:61 +0xde fp=0x48097c60 sp=0x48097be8 pc=0x281fde syscall.Open({0x48028258, 0x11}, 0x0) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:396 +0xa5 fp=0x48097cc0 sp=0x48097c60 pc=0x281a65 os.openFileNolog({0x48028258, 0x11}, 0x0, 0x0) /tmp/workdir-gnot/go/src/os/file_plan9.go:120 +0xd1 fp=0x48097d28 sp=0x48097cc0 pc=0x28fe51 os.OpenFile({0x48028258, 0x11}, 0x0, 0x0) /tmp/workdir-gnot/go/src/os/file.go:379 +0x3e fp=0x48097d58 sp=0x48097d28 pc=0x28f7de os.Open(...) /tmp/workdir-gnot/go/src/os/file.go:359 net.(*netFD).acceptPlan9(0x480000c0) /tmp/workdir-gnot/go/src/net/ipsock_plan9.go:261 +0x185 fp=0x48097ef0 sp=0x48097d58 pc=0x2bb0e5 net.(*TCPListener).accept(0x48026240) /tmp/workdir-gnot/go/src/net/tcpsock_plan9.go:55 +0x1e fp=0x48097f40 sp=0x48097ef0 pc=0x2c33be net.(*TCPListener).Accept(0x48026240) /tmp/workdir-gnot/go/src/net/tcpsock.go:369 +0x45 fp=0x48097f70 sp=0x48097f40 pc=0x2c2d85 main.main.func10() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:81 +0x22 fp=0x48097fe0 sp=0x48097f70 pc=0x2c77e2 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48097fe8 sp=0x48097fe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:80 +0x465 goroutine 20 gp=0x480908c0 m=0 mp=0x40b360 [syscall]: syscall.Syscall6(0x32, 0x4, 0x48098fc7, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x48098e78 sp=0x48098dc0 pc=0x282970 syscall.Pread(0x48026280?, {0x48098fc7?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x48098ef0 sp=0x48098e78 pc=0x28259e syscall.Read(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:170 os.(*File).read(0x48040060, {0x48098fc7, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file_plan9.go:291 +0xeb fp=0x48098f60 sp=0x48098ef0 pc=0x2904cb os.(*File).Read(0x48040060, {0x48098fc7, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x48098fa0 sp=0x48098f60 pc=0x28f2a5 main.main.func11() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:97 +0x32 fp=0x48098fe0 sp=0x48098fa0 pc=0x2c76d2 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48098fe8 sp=0x48098fe0 pc=0x268e41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:95 +0x5c6 exit status: 'stacks 18829: 2' trace_test.go:571: exit status: 'go 18788: 1' --- FAIL: TestTraceStress (4.46s) --- FAIL: TestTraceStress/Default (4.46s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fc57f?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe140 sp=0x7fffffffe110 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe1c0 sp=0x7fffffffe140 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48600008?, 0x48096f08?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe608 sp=0x7fffffffe1c0 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48600008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe698 sp=0x7fffffffe608 pc=0x259a5b runtime.park_m(0x48502540) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe6f0 sp=0x7fffffffe698 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe708 sp=0x7fffffffe6f0 pc=0x266c13 goroutine 20 gp=0x48502540 m=11 mp=0x48600008 [GC worker (idle)]: runtime.gopark(0x4808bf68?, 0x17c2a1117cc2df52?, 0x95?, 0xe?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808bf28 sp=0x4808bf08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4808bfc8 sp=0x4808bf28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4808bfe0 sp=0x4808bfc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808bfe8 sp=0x4808bfe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 1 gp=0x480061c0 m=nil [wait for GC cycle]: runtime.gopark(0x48054d98?, 0x48054d80?, 0xe0?, 0x9f?, 0x48054d80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054de0 sp=0x48054dc0 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48054e10 sp=0x48054de0 pc=0x2197b5 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48054e48 sp=0x48054e10 pc=0x219667 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:71 +0x2fb fp=0x48054f48 sp=0x48054e48 pc=0x2c699b runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x2388ab runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x268b01 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.forcegchelper() /tmp/workdir-gnot/go/src/runtime/proc.go:326 +0xa7 fp=0x48055fe0 sp=0x48055fa0 pc=0x238b47 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x268b01 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224fd4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x219505 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x268b01 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x31e728?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40ad00) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x222989 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222f79 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x2194a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x268b01 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x238cee runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x218507 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x268b01 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [chan receive]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f18 sp=0x48051ef8 pc=0x238cee runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48051f90 sp=0x48051f18 pc=0x2054bc runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48051fb8 sp=0x48051f90 pc=0x205092 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:29 +0x25 fp=0x48051fe0 sp=0x48051fb8 pc=0x2c7225 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x268b01 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:28 +0xd2 goroutine 7 gp=0x48007340 m=0 mp=0x40b360 [syscall]: syscall.Syscall6(0x32, 0x3, 0x48052fbf, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x48052e70 sp=0x48052db8 pc=0x282330 syscall.Pread(0x48026140?, {0x48052fbf?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x48052ee8 sp=0x48052e70 pc=0x281f5e syscall.Read(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:170 os.(*File).read(0x48040040, {0x48052fbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file_plan9.go:291 +0xeb fp=0x48052f58 sp=0x48052ee8 pc=0x28fe8b os.(*File).Read(0x48040040, {0x48052fbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x48052f98 sp=0x48052f58 pc=0x28ec65 main.main.func3() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:45 +0x3b fp=0x48052fe0 sp=0x48052f98 pc=0x2c715b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x268b01 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:43 +0x213 goroutine 8 gp=0x48007500 m=nil [chan receive]: runtime.gopark(0x48007500?, 0x0?, 0x8?, 0x3f?, 0x253a13?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053ea8 sp=0x48053e88 pc=0x238cee runtime.chanrecv(0x4807e150, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48053f20 sp=0x48053ea8 pc=0x2054bc runtime.chanrecv1(0x4807c0a0?, 0x17c2a111ac70c5f9?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48053f48 sp=0x48053f20 pc=0x205092 runtime.(*wakeableSleep).sleep(0x4801a060, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48053fa8 sp=0x48053f48 pc=0x256b51 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48053fe0 sp=0x48053fa8 pc=0x257665 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x268b01 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 9 gp=0x480076c0 m=nil [runnable]: runtime.semacquire1(0x400148?, 0x0?, 0x0?, 0x0?, 0x12?) /tmp/workdir-gnot/go/src/runtime/sema.go:114 +0x339 fp=0x4808ce78 sp=0x4808ce70 pc=0x24a519 runtime.semacquire(...) /tmp/workdir-gnot/go/src/runtime/sema.go:111 runtime.traceAdvance(0x0) /tmp/workdir-gnot/go/src/runtime/trace2.go:596 +0x72c fp=0x4808cfb0 sp=0x4808ce78 pc=0x25592c runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:921 +0x2f fp=0x4808cfe0 sp=0x4808cfb0 pc=0x2569ef runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808cfe8 sp=0x4808cfe0 pc=0x268b01 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 10 gp=0x48007880 m=nil [trace reader (blocked)]: runtime.gopark(0x4808df78?, 0x480260c0?, 0x38?, 0xdf?, 0x4808df90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808df38 sp=0x4808df18 pc=0x238cee runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x4808dfa0 sp=0x4808df38 pc=0x2563f1 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x4808dfe0 sp=0x4808dfa0 pc=0x2c6505 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808dfe8 sp=0x4808dfe0 pc=0x268b01 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 17 gp=0x48502000 m=nil [runnable, locked to thread]: runtime.selectnbrecv(0x0?, 0x4807e0e0?) /tmp/workdir-gnot/go/src/runtime/chan.go:762 +0x33 fp=0x48088fb8 sp=0x48088fb0 pc=0x205a73 main.main.func4() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:63 +0x71 fp=0x48088fe0 sp=0x48088fb8 pc=0x2c70d1 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48088fe8 sp=0x48088fe0 pc=0x268b01 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:59 +0x2f6 goroutine 18 gp=0x485021c0 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48089f28 sp=0x48089f08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48089fc8 sp=0x48089f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48089fe0 sp=0x48089fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48089fe8 sp=0x48089fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 19 gp=0x48502380 m=12 mp=0x48400808 [GC worker (idle)]: runtime.gopark(0x4808af68?, 0x17c2a11183569ba0?, 0x36?, 0xea?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808af28 sp=0x4808af08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4808afc8 sp=0x4808af28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4808afe0 sp=0x4808afc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808afe8 sp=0x4808afe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 21 gp=0x48502700 m=10 mp=0x48580008 [GC worker (idle)]: runtime.gopark(0x4850ef68?, 0x17c2a1117d608195?, 0x9c?, 0x9?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4850ef28 sp=0x4850ef08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4850efc8 sp=0x4850ef28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850efe0 sp=0x4850efc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850efe8 sp=0x4850efe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 22 gp=0x485028c0 m=8 mp=0x48480808 [GC worker (idle)]: runtime.gopark(0x4850ff68?, 0x17c2a1118357be36?, 0x81?, 0x85?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4850ff28 sp=0x4850ff08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4850ffc8 sp=0x4850ff28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850ffe0 sp=0x4850ffc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850ffe8 sp=0x4850ffe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 23 gp=0x48502a80 m=4 mp=0x48340008 [GC worker (idle)]: runtime.gopark(0x48510f68?, 0x17c2a111881197a0?, 0x7b?, 0xfc?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48510f28 sp=0x48510f08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48510fc8 sp=0x48510f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48510fe0 sp=0x48510fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48510fe8 sp=0x48510fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 24 gp=0x48502c40 m=nil [GC worker (idle)]: runtime.gopark(0x468ba0?, 0x3?, 0x23?, 0x13?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48511f28 sp=0x48511f08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48511fc8 sp=0x48511f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48511fe0 sp=0x48511fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48511fe8 sp=0x48511fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 25 gp=0x48502e00 m=5 mp=0x48380008 [GC worker (idle)]: runtime.gopark(0x468ba0?, 0x1?, 0x54?, 0xd2?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4850af28 sp=0x4850af08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4850afc8 sp=0x4850af28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850afe0 sp=0x4850afc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850afe8 sp=0x4850afe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 26 gp=0x48502fc0 m=6 mp=0x48400008 [GC worker (idle)]: runtime.gopark(0x468ba0?, 0x1?, 0x38?, 0xde?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4850bf28 sp=0x4850bf08 pc=0x238cee runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4850bfc8 sp=0x4850bf28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850bfe0 sp=0x4850bfc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850bfe8 sp=0x4850bfe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 27 gp=0x48503180 m=2 mp=0x48058808 [GC mark termination]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x4850ce90 sp=0x4850ce80 pc=0x266c28 runtime.forEachP(...) /tmp/workdir-gnot/go/src/runtime/proc.go:1896 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:826 +0x158 fp=0x4850cf28 sp=0x4850ce90 pc=0x21a178 runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1469 +0x3a5 fp=0x4850cfc8 sp=0x4850cf28 pc=0x21bb85 runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850cfe0 sp=0x4850cfc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850cfe8 sp=0x4850cfe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fc57f?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe310 sp=0x7fffffffe2e0 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe390 sp=0x7fffffffe310 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48580008?, 0x48094a08?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe7d8 sp=0x7fffffffe390 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48580008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe868 sp=0x7fffffffe7d8 pc=0x259a5b runtime.park_m(0x48502700) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe8c0 sp=0x7fffffffe868 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe8d8 sp=0x7fffffffe8c0 pc=0x266c13 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fc57f?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffdb88 sp=0x7fffffffdb58 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffdc08 sp=0x7fffffffdb88 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48400808?, 0x48046a08?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe050 sp=0x7fffffffdc08 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48400808?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe0e0 sp=0x7fffffffe050 pc=0x259a5b runtime.park_m(0x48502380) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe138 sp=0x7fffffffe0e0 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe150 sp=0x7fffffffe138 pc=0x266c13 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fc57f?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe140 sp=0x7fffffffe110 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe1c0 sp=0x7fffffffe140 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48480808?, 0x48090008?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe608 sp=0x7fffffffe1c0 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48480808?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe698 sp=0x7fffffffe608 pc=0x259a5b runtime.park_m(0x485028c0) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe6f0 sp=0x7fffffffe698 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe708 sp=0x7fffffffe6f0 pc=0x266c13 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fc57f?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe348 sp=0x7fffffffe318 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe3c8 sp=0x7fffffffe348 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48340008?, 0x4804b408?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe810 sp=0x7fffffffe3c8 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48340008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe8a0 sp=0x7fffffffe810 pc=0x259a5b runtime.park_m(0x48502a80) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe8f8 sp=0x7fffffffe8a0 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe910 sp=0x7fffffffe8f8 pc=0x266c13 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fc57f?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffdfa8 sp=0x7fffffffdf78 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe028 sp=0x7fffffffdfa8 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48400008?, 0x48042008?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe470 sp=0x7fffffffe028 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48400008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe500 sp=0x7fffffffe470 pc=0x259a5b runtime.park_m(0x48502fc0) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe558 sp=0x7fffffffe500 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe570 sp=0x7fffffffe558 pc=0x266c13 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fc57f?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe178 sp=0x7fffffffe148 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe1f8 sp=0x7fffffffe178 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48380008?, 0x48044508?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe640 sp=0x7fffffffe1f8 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48380008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe6d0 sp=0x7fffffffe640 pc=0x259a5b runtime.park_m(0x48502e00) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe728 sp=0x7fffffffe6d0 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe740 sp=0x7fffffffe728 pc=0x266c13 exit status: 'stress 18857: 2' trace_test.go:571: exit status: 'go 18833: 1' --- FAIL: TestTraceStressStartStop (5.34s) --- FAIL: TestTraceStressStartStop/Default (5.34s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x25a62a] runtime stack: runtime.throw({0x2fd336?, 0x468120?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe148 sp=0x7fffffffe118 pc=0x2361e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe1c8 sp=0x7fffffffe148 pc=0x232c85 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48400008?, 0x2000?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe610 sp=0x7fffffffe1c8 pc=0x25a62a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48400008?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe6a0 sp=0x7fffffffe610 pc=0x259a5b runtime.park_m(0x48483500) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe6f8 sp=0x7fffffffe6a0 pc=0x23fb3c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe710 sp=0x7fffffffe6f8 pc=0x266c13 goroutine 27 gp=0x48483500 m=5 mp=0x48400008 [chan receive]: runtime.gopark(0x48483500?, 0x17c2a113400d4ec1?, 0x10?, 0x1f?, 0x2539d4?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a1eb0 sp=0x484a1e90 pc=0x238cee runtime.chanrecv(0x484981c0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x484a1f28 sp=0x484a1eb0 pc=0x2054bc runtime.chanrecv1(0x484b0050?, 0x17c2a113400d4ec1?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x484a1f50 sp=0x484a1f28 pc=0x205092 runtime.(*wakeableSleep).sleep(0x484ae018, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x484a1fb0 sp=0x484a1f50 pc=0x256b51 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x484a1fe0 sp=0x484a1fb0 pc=0x2569e8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a1fe8 sp=0x484a1fe0 pc=0x268b01 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 1 gp=0x480061c0 m=nil [semacquire]: runtime.gopark(0x483cc000?, 0x256140?, 0x60?, 0x80?, 0x4849fcd8?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4849fcf8 sp=0x4849fcd8 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.semacquire1(0x400148, 0x0, 0x0, 0x0, 0x12) /tmp/workdir-gnot/go/src/runtime/sema.go:160 +0x235 fp=0x4849fd60 sp=0x4849fcf8 pc=0x24a415 runtime.semacquire(...) /tmp/workdir-gnot/go/src/runtime/sema.go:111 runtime.traceAdvance(0x1) /tmp/workdir-gnot/go/src/runtime/trace2.go:390 +0x11d fp=0x4849fe98 sp=0x4849fd60 pc=0x25531d runtime.StopTrace(...) /tmp/workdir-gnot/go/src/runtime/trace2.go:294 runtime/trace.Stop() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:148 +0x95 fp=0x4849fed0 sp=0x4849fe98 pc=0x2c6d35 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:163 +0xbc fp=0x4849ff48 sp=0x4849fed0 pc=0x2c6e7c runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x4849ffe0 sp=0x4849ff48 pc=0x2388ab runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4849ffe8 sp=0x4849ffe0 pc=0x268b01 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.forcegchelper() /tmp/workdir-gnot/go/src/runtime/proc.go:326 +0xa7 fp=0x48055fe0 sp=0x48055fa0 pc=0x238b47 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x268b01 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224fd4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x219505 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x268b01 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x31f570?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40ad20) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x222989 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222f79 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x2194a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x268b01 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x238cee runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x218507 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x268b01 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [wait for GC cycle]: runtime.gopark(0x48051e28?, 0x48051e10?, 0xe0?, 0x9f?, 0x48051e10?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051e70 sp=0x48051e50 pc=0x238cee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48051ea0 sp=0x48051e70 pc=0x2197b5 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48051ed8 sp=0x48051ea0 pc=0x219667 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:72 +0x250 fp=0x48051fe0 sp=0x48051ed8 pc=0x2c71b0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x268b01 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:28 +0xa9 goroutine 10 gp=0x48007880 m=nil [chan receive]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809bf18 sp=0x4809bef8 pc=0x238cee runtime.chanrecv(0x4807e310, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x4809bf90 sp=0x4809bf18 pc=0x2054bc runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x4809bfb8 sp=0x4809bf90 pc=0x205092 main.main.func1.2() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:38 +0x25 fp=0x4809bfe0 sp=0x4809bfb8 pc=0x2c7b25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809bfe8 sp=0x4809bfe0 pc=0x268b01 created by main.main.func1 in goroutine 6 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:37 +0x11a goroutine 11 gp=0x48007a40 m=0 mp=0x40b380 [syscall]: syscall.Syscall6(0x32, 0x3, 0x4809cfbf, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x4809ce70 sp=0x4809cdb8 pc=0x282a50 syscall.Pread(0x48026180?, {0x4809cfbf?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x4809cee8 sp=0x4809ce70 pc=0x28267e syscall.Read(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:170 os.(*File).read(0x48040040, {0x4809cfbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file_plan9.go:291 +0xeb fp=0x4809cf58 sp=0x4809cee8 pc=0x2905ab os.(*File).Read(0x48040040, {0x4809cfbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x4809cf98 sp=0x4809cf58 pc=0x28f385 main.main.func1.4() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:54 +0x3b fp=0x4809cfe0 sp=0x4809cf98 pc=0x2c7a5b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809cfe8 sp=0x4809cfe0 pc=0x268b01 created by main.main.func1 in goroutine 6 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:52 +0x205 goroutine 17 gp=0x48482380 m=nil [runnable, locked to thread]: runtime.Gosched(...) /tmp/workdir-gnot/go/src/runtime/proc.go:342 main.main.func1.5() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:67 +0x65 fp=0x48096fe0 sp=0x48096fb8 pc=0x2c79c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48096fe8 sp=0x48096fe0 pc=0x268b01 created by main.main.func1 in goroutine 6 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:60 +0x24b goroutine 18 gp=0x48482540 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48097f28 sp=0x48097f08 pc=0x238cee runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48097fc8 sp=0x48097f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48097fe0 sp=0x48097fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48097fe8 sp=0x48097fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 19 gp=0x48482700 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48098f28 sp=0x48098f08 pc=0x238cee runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48098fc8 sp=0x48098f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48098fe0 sp=0x48098fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48098fe8 sp=0x48098fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 20 gp=0x484828c0 m=nil [GC worker (idle)]: runtime.gopark(0x48099f68?, 0x17c2a112830c796c?, 0x2?, 0x73?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48099f28 sp=0x48099f08 pc=0x238cee runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48099fc8 sp=0x48099f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48099fe0 sp=0x48099fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48099fe8 sp=0x48099fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 21 gp=0x48482a80 m=nil [GC worker (idle)]: runtime.gopark(0x484a2f68?, 0x17c2a1123a9cee70?, 0xe4?, 0xb7?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a2f28 sp=0x484a2f08 pc=0x238cee runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x484a2fc8 sp=0x484a2f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x484a2fe0 sp=0x484a2fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a2fe8 sp=0x484a2fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 22 gp=0x48482c40 m=nil [GC worker (idle)]: runtime.gopark(0x484a3f68?, 0x17c2a1123ae9da5a?, 0xc3?, 0xfd?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a3f28 sp=0x484a3f08 pc=0x238cee runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x484a3fc8 sp=0x484a3f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x484a3fe0 sp=0x484a3fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a3fe8 sp=0x484a3fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 23 gp=0x48482e00 m=nil [GC worker (idle)]: runtime.gopark(0x484a4f68?, 0x17c2a1123a919a2b?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a4f28 sp=0x484a4f08 pc=0x238cee runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x484a4fc8 sp=0x484a4f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x484a4fe0 sp=0x484a4fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a4fe8 sp=0x484a4fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 24 gp=0x48482fc0 m=nil [GC worker (idle)]: runtime.gopark(0x484a5f68?, 0x17c2a1123abc18f7?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a5f28 sp=0x484a5f08 pc=0x238cee runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x484a5fc8 sp=0x484a5f28 pc=0x21b8cc runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x484a5fe0 sp=0x484a5fc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a5fe8 sp=0x484a5fe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 25 gp=0x48483180 m=11 mp=0x48580808 [GC mark termination]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x4849ee90 sp=0x4849ee80 pc=0x266c28 runtime.forEachP(...) /tmp/workdir-gnot/go/src/runtime/proc.go:1896 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:826 +0x158 fp=0x4849ef28 sp=0x4849ee90 pc=0x21a178 runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1469 +0x3a5 fp=0x4849efc8 sp=0x4849ef28 pc=0x21bb85 runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4849efe0 sp=0x4849efc8 pc=0x21b7a5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4849efe8 sp=0x4849efe0 pc=0x268b01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 26 gp=0x48483340 m=nil [chan receive]: runtime.gopark(0x48483340?, 0x17c2a1130a684b37?, 0x8?, 0xf?, 0x2539d4?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a0ea8 sp=0x484a0e88 pc=0x238cee runtime.chanrecv(0x48498070, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x484a0f20 sp=0x484a0ea8 pc=0x2054bc runtime.chanrecv1(0x484b0000?, 0x17c2a1130a684b37?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x484a0f48 sp=0x484a0f20 pc=0x205092 runtime.(*wakeableSleep).sleep(0x484ae000, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x484a0fa8 sp=0x484a0f48 pc=0x256b51 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x484a0fe0 sp=0x484a0fa8 pc=0x257665 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a0fe8 sp=0x484a0fe0 pc=0x268b01 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 28 gp=0x484836c0 m=nil [trace reader (blocked)]: runtime.gopark(0x484b6f78?, 0x26a07b?, 0x10?, 0xc0?, 0x45c2f020?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484b6f38 sp=0x484b6f18 pc=0x238cee runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x484b6fa0 sp=0x484b6f38 pc=0x2563f1 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x484b6fe0 sp=0x484b6fa0 pc=0x2c6c25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484b6fe8 sp=0x484b6fe0 pc=0x268b01 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'stress-start-stop 18898: 2' trace_test.go:571: exit status: 'go 18875: 1' --- FAIL: TestTraceManyStartStop (1.33s) --- FAIL: TestTraceManyStartStop/Default (1.33s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x25778a] runtime stack: runtime.throw({0x2b2b1b?, 0x467140?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x235025 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x231f45 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x40a3a0?, 0x21882a?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x25778a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x40a3a0?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x256bbb runtime.park_m(0x480076c0) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23e97c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x263873 goroutine 9 gp=0x480076c0 m=0 mp=0x40a3a0 [GC worker (idle)]: runtime.gopark(0x4808af68?, 0x17c2a1135831b604?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808af28 sp=0x4808af08 pc=0x237b2e runtime.gcBgMarkWorker(0x4807e2a0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4808afc8 sp=0x4808af28 pc=0x21ab8c runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4808afe0 sp=0x4808afc8 pc=0x21aa65 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808afe8 sp=0x4808afe0 pc=0x265761 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 1 gp=0x480061c0 m=nil [wait for GC cycle]: runtime.gopark(0x48054e48?, 0x48054e30?, 0xa0?, 0x92?, 0x48054e30?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054e90 sp=0x48054e70 pc=0x237b2e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48054ec0 sp=0x48054e90 pc=0x218a75 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48054ef8 sp=0x48054ec0 pc=0x218927 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/many-start-stop.go:28 +0x1b fp=0x48054f48 sp=0x48054ef8 pc=0x28dc1b runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x2376eb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x265761 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x237b2e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.forcegchelper() /tmp/workdir-gnot/go/src/runtime/proc.go:326 +0xa7 fp=0x48055fe0 sp=0x48055fa0 pc=0x237987 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x265761 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x237b2e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224294 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x2187c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x265761 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [runnable]: runtime.gopark(0x48018280?, 0x2cf080?, 0x1?, 0x0?, 0x48006a80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x237b2e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x409d40) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221c49 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x22221c runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218765 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x265761 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [runnable]: runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:177 fp=0x48050fe0 sp=0x48050fd8 pc=0x2176c0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x265761 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [runnable]: runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 fp=0x48051fe0 sp=0x48051fd8 pc=0x254780 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x265761 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 7 gp=0x48007340 m=nil [runnable]: runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:915 fp=0x48052fe0 sp=0x48052fd8 pc=0x253b20 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x265761 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 8 gp=0x48007500 m=nil [runnable]: runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 fp=0x48053fe0 sp=0x48053fd8 pc=0x28da20 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x265761 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'many-start-stop 18933: 2' trace_test.go:571: exit status: 'go 18910: 1' FAIL FAIL internal/trace/v2 46.720s ok internal/trace/v2/internal/oldtrace 0.197s ok internal/types/errors 2.637s FAIL go tool dist: Failed: exit status: 'go 18257: 1'