plan9-amd64-0intro at 631a6c2abfb2cf7a877ea80f98c504fc4e0077be :: Running /tmp/workdir-gnot/go/src/make.rc with args ["/tmp/workdir-gnot/go/src/make.rc"] 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 0.194s ok archive/zip 0.308s ok bufio 0.106s ok bytes 0.183s ok cmp 0.073s ok compress/bzip2 0.103s ok compress/flate 0.545s ok compress/gzip 1.746s ok compress/lzw 0.125s ok compress/zlib 0.322s ok container/heap 0.076s ok container/list 0.072s ok container/ring 0.081s ok context 0.278s ok crypto 0.073s ok crypto/aes 0.095s ok crypto/cipher 1.139s ok crypto/des 0.076s ok crypto/dsa 0.233s ok crypto/ecdh 0.231s ok crypto/ecdsa 0.450s ok crypto/ed25519 0.513s ok crypto/elliptic 0.183s ok crypto/hmac 0.073s ok crypto/internal/alias 0.078s ok crypto/internal/bigmod 0.201s ok crypto/internal/boring 0.089s ok crypto/internal/boring/bcache 0.222s ok crypto/internal/edwards25519 0.131s ok crypto/internal/edwards25519/field 0.752s ok crypto/internal/nistec 0.167s ok crypto/internal/nistec/fiat 0.072s [no tests to run] ok crypto/md5 0.492s ok crypto/rand 0.383s ok crypto/rc4 0.086s ok crypto/rsa 0.738s ok crypto/sha1 0.423s ok crypto/sha256 0.343s ok crypto/sha512 0.221s ok crypto/subtle 0.565s ok crypto/tls 13.165s ok crypto/x509 0.295s ok database/sql 0.734s ok database/sql/driver 0.074s ok debug/buildinfo 0.077s ok debug/dwarf 0.147s ok debug/elf 0.229s ok debug/gosym 0.172s ok debug/macho 0.086s ok debug/pe 0.196s ok debug/plan9obj 0.073s ok embed 0.080s [no tests to run] ok embed/internal/embedtest 0.075s ok encoding/ascii85 0.073s ok encoding/asn1 0.081s ok encoding/base32 0.084s ok encoding/base64 0.091s ok encoding/binary 0.082s ok encoding/csv 0.078s ok encoding/gob 2.220s ok encoding/hex 0.081s ok encoding/json 0.318s ok encoding/pem 0.294s ok encoding/xml 0.124s ok errors 0.075s ok expvar 0.076s ok flag 0.442s ok fmt 0.113s ok go/ast 0.077s ok go/build 2.203s ok go/build/constraint 0.074s ok go/constant 0.075s ok go/doc 0.146s ok go/doc/comment 1.714s ok go/format 0.084s ok go/importer 1.375s ok go/internal/gccgoimporter 0.103s ok go/internal/gcimporter 9.414s ok go/internal/srcimporter 3.297s ok go/parser 0.181s ok go/printer 0.228s ok go/scanner 0.081s ok go/token 0.097s ok go/types 37.371s ok go/version 0.087s ok hash 0.076s ok hash/adler32 0.077s ok hash/crc32 0.085s ok hash/crc64 0.080s ok hash/fnv 0.075s ok hash/maphash 0.123s ok html 0.076s ok html/template 0.146s ok image 0.119s ok image/color 0.084s ok image/draw 0.132s ok image/gif 0.169s ok image/jpeg 0.183s ok image/png 0.242s ok index/suffixarray 0.187s ok internal/abi 0.943s ok internal/buildcfg 0.074s ok internal/coverage/cformat 0.100s ok internal/coverage/cmerge 0.090s ok internal/coverage/pods 0.082s ok internal/coverage/slicereader 0.080s ok internal/coverage/slicewriter 0.077s ok internal/coverage/test 0.086s ok internal/cpu 0.087s ok internal/dag 0.076s ok internal/diff 0.077s ok internal/fmtsort 0.086s ok internal/fuzz 0.077s ok internal/godebug 4.081s ok internal/godebugs 0.084s ok internal/gover 0.075s ok internal/intern 0.136s ok internal/itoa 0.082s ok internal/platform 2.418s ok internal/poll 0.103s ok internal/profile 0.087s ok internal/reflectlite 0.100s ok internal/safefilepath 0.076s ok internal/saferio 0.108s ok internal/singleflight 0.100s ok internal/testenv 0.942s ok internal/trace 0.126s --- FAIL: TestTraceAnnotationsStress (1.22s) --- FAIL: TestTraceAnnotationsStress/Default (1.22s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x2543ca] runtime stack: runtime.throw({0x2af243?, 0x466850?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x2323e5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x22f125 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x409bc0?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x2543ca runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoPark({0x409bc0?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x25387b runtime.park_m(0x48007040) /tmp/workdir-gnot/go/src/runtime/proc.go:4017 +0x85 fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23bf85 runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x25fe33 goroutine 6 gp=0x48007040 m=0 mp=0x409bc0 [chan receive]: runtime.gopark(0x24cd85?, 0x4801e0b0?, 0x2?, 0x0?, 0x48051f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051eb0 sp=0x48051e90 pc=0x234eee runtime.chanrecv(0x480820c0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48051f28 sp=0x48051eb0 pc=0x20485f runtime.chanrecv1(0x48080050?, 0x17988e0161c33fa7?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48051f50 sp=0x48051f28 pc=0x204492 runtime.(*wakeableSleep).sleep(0x4801a018, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48051fb0 sp=0x48051f50 pc=0x250998 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:54 +0x3b fp=0x48051fe0 sp=0x48051fb0 pc=0x25147b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x261d21 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 1 gp=0x480061a0 m=nil [sleep]: runtime.gopark(0x48054de0?, 0x17988e015bcb5b61?, 0x60?, 0xc2?, 0x5?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054dc0 sp=0x48054da0 pc=0x234eee time.Sleep(0x989680) /tmp/workdir-gnot/go/src/runtime/time.go:195 +0x131 fp=0x48054e08 sp=0x48054dc0 pc=0x25e631 main.do({0x2cc118, 0x466960}, 0x4) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:83 +0x145 fp=0x48054e98 sp=0x48054e08 pc=0x28c9a5 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:43 +0x166 fp=0x48054f48 sp=0x48054e98 pc=0x28c7a6 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x234aab runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x261d21 goroutine 2 gp=0x48006680 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=0x234eee 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=0x234d47 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x261d21 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x48006820 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=0x234eee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:277 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x221634 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x215e85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x261d21 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x480069c0 m=nil [GC scavenge wait]: runtime.gopark(0x4806c000?, 0x2caaa0?, 0x1?, 0x0?, 0x480069c0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x234eee runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x4095a0) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x21efc9 runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x21f5bc runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x215e25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x261d21 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006ea0 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=0x234eee runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x214e87 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x261d21 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 7 gp=0x480071e0 m=nil [runnable]: runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:868 fp=0x48052fe0 sp=0x48052fd8 pc=0x2507e0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x261d21 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 8 gp=0x48007380 m=nil [runnable]: runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 fp=0x48053fe0 sp=0x48053fd8 pc=0x28c460 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x261d21 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 9 gp=0x48007520 m=nil [runnable]: main.do.func1.gowrap1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 fp=0x4808efe0 sp=0x4808efd8 pc=0x28cb20 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808efe8 sp=0x4808efe0 pc=0x261d21 created by main.do.func1 in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 +0x45 goroutine 10 gp=0x480076c0 m=nil [runnable]: main.do.func1.gowrap1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 fp=0x4808ffe0 sp=0x4808ffd8 pc=0x28cb20 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808ffe8 sp=0x4808ffe0 pc=0x261d21 created by main.do.func1 in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 +0x45 goroutine 11 gp=0x48007860 m=nil [runnable]: main.do.func1.gowrap1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 fp=0x48090fe0 sp=0x48090fd8 pc=0x28cb20 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48090fe8 sp=0x48090fe0 pc=0x261d21 created by main.do.func1 in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 +0x45 exit status: 'annotations-stress 16994: 2' trace_test.go:552: exit status: 'go 16974: 1' --- FAIL: TestTraceCPUProfile (5.02s) --- FAIL: TestTraceCPUProfile/Default (5.02s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x25678a] runtime stack: runtime.throw({0x3133e7?, 0x479c50?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x233745 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x230305 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x41a800?, 0x7fffffffee40?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x25678a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoPark({0x41a800?, 0x400000002?}, 0xe, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x255c3b runtime.park_m(0x480071e0) /tmp/workdir-gnot/go/src/runtime/proc.go:4017 +0x85 fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23d2e5 runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x262093 goroutine 6 gp=0x480071e0 m=0 mp=0x41a800 [sleep]: runtime.gopark(0x48051f30?, 0x17988e028c2500c0?, 0xd5?, 0xa9?, 0x4808c210?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f10 sp=0x48051ef0 pc=0x23624e time.Sleep(0x5f5e100) /tmp/workdir-gnot/go/src/runtime/time.go:195 +0x131 fp=0x48051f58 sp=0x48051f10 pc=0x260e51 runtime/pprof.profileWriter({0x337e58?, 0x480863c0?}) /tmp/workdir-gnot/go/src/runtime/pprof/pprof.go:809 +0x4a fp=0x48051fc0 sp=0x48051f58 pc=0x2d6e0a runtime/pprof.StartCPUProfile.gowrap2() /tmp/workdir-gnot/go/src/runtime/pprof/pprof.go:794 +0x25 fp=0x48051fe0 sp=0x48051fc0 pc=0x2d6d25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x263f81 created by runtime/pprof.StartCPUProfile in goroutine 1 /tmp/workdir-gnot/go/src/runtime/pprof/pprof.go:794 +0x156 goroutine 1 gp=0x480061a0 m=nil [runnable]: runtime.Gosched(...) /tmp/workdir-gnot/go/src/runtime/proc.go:342 main.cpuHog0(0x48054b00?, 0x186a0) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/cpu-profile.go:128 +0x65 fp=0x48054af0 sp=0x48054ac8 pc=0x2e0ce5 main.cpuHog1(0x0?) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/cpu-profile.go:120 +0x18 fp=0x48054b10 sp=0x48054af0 pc=0x2e0c58 main.cpuHogger(0x315628, 0x479de0, 0x5f5e100) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/cpu-profile.go:107 +0x4f fp=0x48054b60 sp=0x48054b10 pc=0x2e0baf main.main.func1.1({0x338490?, 0x48086420?}) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/cpu-profile.go:44 +0x25 fp=0x48054b88 sp=0x48054b60 pc=0x2e0ae5 runtime/pprof.Do({0x338458?, 0x479d60?}, {{0x48022040?, 0x9?, 0x4801a078?}}, 0x48054c58) /tmp/workdir-gnot/go/src/runtime/pprof/runtime.go:51 +0xa4 fp=0x48054bf8 sp=0x48054b88 pc=0x2df644 main.main.func1(0x5f5e100) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/cpu-profile.go:43 +0x251 fp=0x48054cc0 sp=0x48054bf8 pc=0x2e0a51 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/cpu-profile.go:50 +0x10f fp=0x48054f48 sp=0x48054cc0 pc=0x2e022f runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x235e0b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x263f81 goroutine 2 gp=0x48006680 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=0x23624e 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=0x2360a7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x263f81 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x48006820 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=0x23624e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:277 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x222814 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x217065 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x263f81 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x480069c0 m=nil [GC scavenge wait]: runtime.gopark(0x4806c000?, 0x336138?, 0x1?, 0x0?, 0x480069c0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x23624e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x41a100) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x2201a9 runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x22079c runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x217005 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x263f81 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006ea0 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=0x23624e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x216067 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x263f81 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 7 gp=0x48007380 m=nil [runnable]: runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 fp=0x48052fe0 sp=0x48052fd8 pc=0x253800 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x263f81 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 8 gp=0x48007520 m=nil [runnable]: runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:868 fp=0x48053fe0 sp=0x48053fd8 pc=0x252ba0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x263f81 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 9 gp=0x480076c0 m=nil [trace reader (blocked)]: runtime.gopark(0x480a4f78?, 0x480260c0?, 0x38?, 0x4f?, 0x480a4f90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x480a4f38 sp=0x480a4f18 pc=0x23624e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:674 +0x31 fp=0x480a4fa0 sp=0x480a4f38 pc=0x252611 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x480a4fe0 sp=0x480a4fa0 pc=0x2dff25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x480a4fe8 sp=0x480a4fe0 pc=0x263f81 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'cpu-profile 17068: 2' trace_test.go:552: exit status: 'go 17000: 1' --- FAIL: TestTraceGCStress (1.81s) --- FAIL: TestTraceGCStress/Default (1.81s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x2565ea] runtime stack: runtime.throw({0x2b1a3f?, 0x1?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe890 sp=0x7fffffffe860 pc=0x234405 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe910 sp=0x7fffffffe890 pc=0x231145 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x40b4c0?, 0x7fffffffede0?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffed58 sp=0x7fffffffe910 pc=0x2565ea runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoUnpark({0x40b4c0?, 0x40af40?}, 0x480069c0, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:445 +0x178 fp=0x7fffffffede8 sp=0x7fffffffed58 pc=0x255cb8 runtime.injectglist(0x7fffffffee78) /tmp/workdir-gnot/go/src/runtime/proc.go:3769 +0x2f5 fp=0x7fffffffee70 sp=0x7fffffffede8 pc=0x23d9d5 runtime.(*scavengerState).wake(0x40aea0) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:453 +0x58 fp=0x7fffffffee90 sp=0x7fffffffee70 pc=0x221078 runtime.finishsweep_m() /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:265 +0xdf fp=0x7fffffffeed0 sp=0x7fffffffee90 pc=0x22357f runtime.gcStart.func2() /tmp/workdir-gnot/go/src/runtime/mgc.go:685 +0xf fp=0x7fffffffeee0 sp=0x7fffffffeed0 pc=0x25ec4f runtime.systemstack(0x40af40) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:509 +0x4d fp=0x7fffffffeef0 sp=0x7fffffffeee0 pc=0x26266d goroutine 7 gp=0x480071e0 m=0 mp=0x40b4c0 [running]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x4a3bae38 sp=0x4a3bae28 pc=0x262608 runtime.gcStart({0x46e108?, 0x187?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:684 +0x373 fp=0x4a3baf00 sp=0x4a3bae38 pc=0x218433 runtime.mallocgc(0x73d1, 0x2957c0, 0x1) /tmp/workdir-gnot/go/src/runtime/malloc.go:1308 +0x834 fp=0x4a3baf88 sp=0x4a3baf00 pc=0x20c3f4 runtime.makeslice(0x8000?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/slice.go:107 +0x49 fp=0x4a3bafb0 sp=0x4a3baf88 pc=0x247ac9 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:60 +0x3c fp=0x4a3bafe0 sp=0x4a3bafb0 pc=0x28d1dc runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3bafe8 sp=0x4a3bafe0 pc=0x2644e1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:58 +0x115 goroutine 1 gp=0x480061a0 m=nil [sleep]: runtime.gopark(0x48054ea8?, 0x17988e0370cc67d4?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054e88 sp=0x48054e68 pc=0x236f0e time.Sleep(0x17d78400) /tmp/workdir-gnot/go/src/runtime/time.go:195 +0x131 fp=0x48054ed0 sp=0x48054e88 pc=0x2615d1 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:75 +0x1b8 fp=0x48054f48 sp=0x48054ed0 pc=0x28d0f8 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x236acb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x2644e1 goroutine 2 gp=0x48006680 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=0x236f0e 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=0x236d67 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x2644e1 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x48006820 m=nil [runnable]: runtime.goschedIfBusy() /tmp/workdir-gnot/go/src/runtime/proc.go:365 +0x28 fp=0x48056f80 sp=0x48056f68 pc=0x236e28 runtime.bgsweep(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:301 +0x14f fp=0x48056fc8 sp=0x48056f80 pc=0x22370f runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x217ea5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x2644e1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x480069c0 m=nil [GC scavenge wait]: runtime.gopark(0x4806c000?, 0x2cdc00?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x236f0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40aea0) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x220fe9 runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x2215f9 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x217e45 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x2644e1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006ea0 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=0x236f0e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x216ea7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x2644e1 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007040 m=nil [GC worker (idle)]: runtime.gopark(0x48051f80?, 0x17988e036dc4abdb?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f40 sp=0x48051f20 pc=0x236f0e runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48051fe0 sp=0x48051f40 pc=0x219f05 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x2644e1 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 8 gp=0x48007380 m=nil [chan receive]: runtime.gopark(0x24efa5?, 0x4801e0a0?, 0x2?, 0x0?, 0x4a3b9f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4a3b9eb0 sp=0x4a3b9e90 pc=0x236f0e runtime.chanrecv(0x480828a0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4a3b9f28 sp=0x4a3b9eb0 pc=0x20485f runtime.chanrecv1(0x480800a0?, 0x17988e0376c2c116?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x4a3b9f50 sp=0x4a3b9f28 pc=0x204492 runtime.(*wakeableSleep).sleep(0x4801a018, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x4a3b9fb0 sp=0x4a3b9f50 pc=0x252bb8 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:54 +0x3b fp=0x4a3b9fe0 sp=0x4a3b9fb0 pc=0x25369b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3b9fe8 sp=0x4a3b9fe0 pc=0x2644e1 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 9 gp=0x48007520 m=nil [chan receive]: runtime.gopark(0x24efa5?, 0x7055c000?, 0x3?, 0x0?, 0x4a3bbf00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4a3bbeb0 sp=0x4a3bbe90 pc=0x236f0e runtime.chanrecv(0x480829c0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4a3bbf28 sp=0x4a3bbeb0 pc=0x20485f runtime.chanrecv1(0x480800f0?, 0x17988e03ac67b208?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x4a3bbf50 sp=0x4a3bbf28 pc=0x204492 runtime.(*wakeableSleep).sleep(0x4801a030, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x4a3bbfb0 sp=0x4a3bbf50 pc=0x252bb8 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:871 +0x28 fp=0x4a3bbfe0 sp=0x4a3bbfb0 pc=0x252a28 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3bbfe8 sp=0x4a3bbfe0 pc=0x2644e1 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 10 gp=0x480076c0 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=0x236f0e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:674 +0x31 fp=0x48052fa0 sp=0x48052f38 pc=0x252471 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48052fe0 sp=0x48052fa0 pc=0x28cca5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x2644e1 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'gc-stress 17127: 2' trace_test.go:552: exit status: 'go 17098: 1' --- FAIL: TestTraceGOMAXPROCS (1.18s) --- FAIL: TestTraceGOMAXPROCS/Default (1.18s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x25450a] runtime stack: runtime.throw({0x2a5f0e?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe8c0 sp=0x7fffffffe890 pc=0x232625 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe940 sp=0x7fffffffe8c0 pc=0x22f365 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x456570?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffed88 sp=0x7fffffffe940 pc=0x25450a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.STWStart({0x4099c0?, 0x4808ff38?}, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:313 +0xad fp=0x7fffffffee10 sp=0x7fffffffed88 pc=0x25300d runtime.stopTheWorldWithSema(0x1) /tmp/workdir-gnot/go/src/runtime/proc.go:1465 +0x59 fp=0x7fffffffeec0 sp=0x7fffffffee10 pc=0x2376d9 runtime.gcMarkDone.func2() /tmp/workdir-gnot/go/src/runtime/mgc.go:864 +0x25 fp=0x7fffffffeee0 sp=0x7fffffffeec0 pc=0x216e05 runtime.systemstack(0x409440) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:509 +0x4d fp=0x7fffffffeef0 sp=0x7fffffffeee0 pc=0x25f5ad goroutine 10 gp=0x480076c0 m=0 mp=0x4099c0 [running]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x4808fea8 sp=0x4808fe98 pc=0x25f548 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:863 +0x247 fp=0x4808ff40 sp=0x4808fea8 pc=0x216b67 runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1446 +0x391 fp=0x4808ffe0 sp=0x4808ff40 pc=0x218311 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808ffe8 sp=0x4808ffe0 pc=0x261421 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 1 gp=0x480061a0 m=nil [sleep]: runtime.gopark(0x48054ec8?, 0x17988e03b83996d4?, 0xe0?, 0x4e?, 0x204e5e?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054ea8 sp=0x48054e88 pc=0x23512e time.Sleep(0xf4240) /tmp/workdir-gnot/go/src/runtime/time.go:195 +0x131 fp=0x48054ef0 sp=0x48054ea8 pc=0x25e511 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:38 +0x91 fp=0x48054f48 sp=0x48054ef0 pc=0x285fb1 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x234ceb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x261421 goroutine 2 gp=0x48006680 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=0x23512e 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=0x234f87 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x261421 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x48006820 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=0x23512e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:277 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x2217b4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x215e05 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x261421 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x480069c0 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x2c1178?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x23512e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x4093a0) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x21f149 runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x21f759 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x215da5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x261421 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006ea0 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=0x23512e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x214e07 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x261421 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007040 m=nil [wait for GC cycle]: runtime.gopark(0x48051f18?, 0x48051f00?, 0xe0?, 0x68?, 0x48051f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f60 sp=0x48051f40 pc=0x23512e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:525 +0x55 fp=0x48051f90 sp=0x48051f60 pc=0x2160b5 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:469 +0x47 fp=0x48051fc8 sp=0x48051f90 pc=0x215f67 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:26 +0x13 fp=0x48051fe0 sp=0x48051fc8 pc=0x286033 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x261421 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:24 +0x1e goroutine 7 gp=0x480071e0 m=nil [chan receive]: runtime.gopark(0x24cec5?, 0x4801e0b0?, 0x2?, 0x0?, 0x48052f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x23512e runtime.chanrecv(0x480820c0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48052f28 sp=0x48052eb0 pc=0x20485f runtime.chanrecv1(0x48080050?, 0x17988e03be32b4cf?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x204492 runtime.(*wakeableSleep).sleep(0x4801a018, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48052fb0 sp=0x48052f50 pc=0x250ad8 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:54 +0x3b fp=0x48052fe0 sp=0x48052fb0 pc=0x2515bb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x261421 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 8 gp=0x48007380 m=nil [chan receive]: runtime.gopark(0x24cec5?, 0x48022040?, 0x3?, 0x0?, 0x48053f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053eb0 sp=0x48053e90 pc=0x23512e runtime.chanrecv(0x480821e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48053f28 sp=0x48053eb0 pc=0x20485f runtime.chanrecv1(0x480800a0?, 0x17988e03f3d7db67?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48053f50 sp=0x48053f28 pc=0x204492 runtime.(*wakeableSleep).sleep(0x4801a030, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48053fb0 sp=0x48053f50 pc=0x250ad8 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:871 +0x28 fp=0x48053fe0 sp=0x48053fb0 pc=0x250948 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x261421 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 9 gp=0x48007520 m=nil [trace reader (blocked)]: runtime.gopark(0x4808ef78?, 0x480260c0?, 0x38?, 0xef?, 0x4808ef90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ef38 sp=0x4808ef18 pc=0x23512e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:674 +0x31 fp=0x4808efa0 sp=0x4808ef38 pc=0x250391 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x4808efe0 sp=0x4808efa0 pc=0x285d85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808efe8 sp=0x4808efe0 pc=0x261421 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'gomaxprocs 17151: 2' trace_test.go:552: exit status: 'go 17130: 1' --- FAIL: TestTraceStacks (3.66s) --- FAIL: TestTraceStacks/Default (3.66s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x2598aa] runtime stack: runtime.throw({0x2fa76a?, 0x467cf0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe608 sp=0x7fffffffe5d8 pc=0x235905 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe688 sp=0x7fffffffe608 pc=0x2321c5 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x48058e08?, 0x218cca?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffead0 sp=0x7fffffffe688 pc=0x2598aa runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoPark({0x48058e08?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffeb60 sp=0x7fffffffead0 pc=0x258d5b runtime.park_m(0x48094b60) /tmp/workdir-gnot/go/src/runtime/proc.go:4017 +0x85 fp=0x7fffffffebb8 sp=0x7fffffffeb60 pc=0x23f4a5 runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffebd0 sp=0x7fffffffebb8 pc=0x265ed3 goroutine 21 gp=0x48094b60 m=3 mp=0x48058e08 [GC worker (idle)]: runtime.gopark(0x4809df80?, 0x17988e0491e712e4?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809df40 sp=0x4809df20 pc=0x23840e runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4809dfe0 sp=0x4809df40 pc=0x21aec5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809dfe8 sp=0x4809dfe0 pc=0x267dc1 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 1 gp=0x480061a0 m=nil [wait for GC cycle]: runtime.gopark(0x48054d50?, 0x48054d38?, 0x40?, 0x97?, 0x48054d38?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054d98 sp=0x48054d78 pc=0x23840e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:525 +0x55 fp=0x48054dc8 sp=0x48054d98 pc=0x218f15 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:469 +0x47 fp=0x48054e00 sp=0x48054dc8 pc=0x218dc7 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:102 +0x5d5 fp=0x48054f48 sp=0x48054e00 pc=0x2c5995 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x237fcb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x267dc1 goroutine 2 gp=0x48006680 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=0x23840e 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=0x238267 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x267dc1 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x48006820 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=0x23840e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:277 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224614 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x218c65 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x267dc1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x480069c0 m=nil [runnable]: runtime.gopark(0x4806c000?, 0x31c7f0?, 0x1?, 0x0?, 0x480069c0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x23840e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40aa40) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221fa9 runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x22259c runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218c05 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x267dc1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006ea0 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=0x23840e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x217c67 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x267dc1 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007040 m=nil [chan receive]: runtime.gopark(0x2520c5?, 0x4801e1a0?, 0x2?, 0x0?, 0x48051f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051eb0 sp=0x48051e90 pc=0x23840e runtime.chanrecv(0x480820c0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48051f28 sp=0x48051eb0 pc=0x204bff runtime.chanrecv1(0x48080050?, 0x17988e0492771f32?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48051f50 sp=0x48051f28 pc=0x204832 runtime.(*wakeableSleep).sleep(0x4801a048, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48051fb0 sp=0x48051f50 pc=0x255e78 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:54 +0x3b fp=0x48051fe0 sp=0x48051fb0 pc=0x25695b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x267dc1 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 7 gp=0x480071e0 m=nil [chan receive]: runtime.gopark(0x2520c5?, 0x48022080?, 0x3?, 0x0?, 0x48052f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x23840e runtime.chanrecv(0x480821e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48052f28 sp=0x48052eb0 pc=0x204bff runtime.chanrecv1(0x480800a0?, 0x17988e04c81c5177?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x204832 runtime.(*wakeableSleep).sleep(0x4801a060, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48052fb0 sp=0x48052f50 pc=0x255e78 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:871 +0x28 fp=0x48052fe0 sp=0x48052fb0 pc=0x255ce8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x267dc1 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 8 gp=0x48007380 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=0x23840e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:674 +0x31 fp=0x48053fa0 sp=0x48053f38 pc=0x255731 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48053fe0 sp=0x48053fa0 pc=0x2c5225 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x267dc1 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 9 gp=0x48007520 m=nil [select (no cases)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48090fa0 sp=0x48090f80 pc=0x23840e runtime.block() /tmp/workdir-gnot/go/src/runtime/select.go:103 +0x26 fp=0x48090fd0 sp=0x48090fa0 pc=0x247d86 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:33 +0xf fp=0x48090fe0 sp=0x48090fd0 pc=0x2c606f runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48090fe8 sp=0x48090fe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:32 +0xd4 goroutine 10 gp=0x480076c0 m=nil [chan send (nil chan)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48091f20 sp=0x48091f00 pc=0x23840e runtime.chansend(0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:165 +0xda fp=0x48091f90 sp=0x48091f20 pc=0x203b7a runtime.chansend1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:145 +0x17 fp=0x48091fc0 sp=0x48091f90 pc=0x203a97 main.main.func2() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:37 +0x1c fp=0x48091fe0 sp=0x48091fc0 pc=0x2c609c runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48091fe8 sp=0x48091fe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:35 +0xe5 goroutine 11 gp=0x48007860 m=nil [chan receive (nil chan)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48092f20 sp=0x48092f00 pc=0x23840e runtime.chanrecv(0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:469 +0x159 fp=0x48092f98 sp=0x48092f20 pc=0x204999 runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48092fc0 sp=0x48092f98 pc=0x204832 main.main.func3() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:41 +0x17 fp=0x48092fe0 sp=0x48092fc0 pc=0x2c60d7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48092fe8 sp=0x48092fe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:39 +0xf1 goroutine 12 gp=0x48007a00 m=nil [chan receive]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48093f20 sp=0x48093f00 pc=0x23840e runtime.chanrecv(0x48082240, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48093f98 sp=0x48093f20 pc=0x204bff runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48093fc0 sp=0x48093f98 pc=0x204832 main.main.func4() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:45 +0x19 fp=0x48093fe0 sp=0x48093fc0 pc=0x2c6039 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48093fe8 sp=0x48093fe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:44 +0x149 goroutine 13 gp=0x48007ba0 m=nil [chan send]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808cf20 sp=0x4808cf00 pc=0x23840e runtime.chansend(0x480822a0, 0x31c7f0, 0x1, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:259 +0x38d fp=0x4808cf90 sp=0x4808cf20 pc=0x203e2d runtime.chansend1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:145 +0x17 fp=0x4808cfc0 sp=0x4808cf90 pc=0x203a97 main.main.func5() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:49 +0x1e fp=0x4808cfe0 sp=0x4808cfc0 pc=0x2c5ffe runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808cfe8 sp=0x4808cfe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:48 +0x1a5 goroutine 14 gp=0x48007d40 m=nil [select]: runtime.gopark(0x4808dfb0?, 0x2?, 0x0?, 0x0?, 0x4808dfac?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808de58 sp=0x4808de38 pc=0x23840e runtime.selectgo(0x4808dfb0, 0x4808dfa8, 0x0?, 0x0, 0x0?, 0x1) /tmp/workdir-gnot/go/src/runtime/select.go:327 +0x725 fp=0x4808df78 sp=0x4808de58 pc=0x2484c5 main.main.func6() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:54 +0x65 fp=0x4808dfe0 sp=0x4808df78 pc=0x2c5fc5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808dfe8 sp=0x4808dfe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:53 +0x22b goroutine 15 gp=0x48094000 m=nil [sync.Mutex.Lock]: runtime.gopark(0x0?, 0x0?, 0xa0?, 0xe2?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808eec8 sp=0x4808eea8 pc=0x23840e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.semacquire1(0x4801c344, 0x0, 0x3, 0x1, 0x15) /tmp/workdir-gnot/go/src/runtime/sema.go:160 +0x235 fp=0x4808ef30 sp=0x4808eec8 pc=0x249555 sync.runtime_SemacquireMutex(0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/sema.go:77 +0x25 fp=0x4808ef68 sp=0x4808ef30 pc=0x2645c5 sync.(*Mutex).lockSlow(0x4801c340) /tmp/workdir-gnot/go/src/sync/mutex.go:171 +0x15d fp=0x4808efb8 sp=0x4808ef68 pc=0x271e5d 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=0x4808efe0 sp=0x4808efb8 pc=0x2c5f32 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808efe8 sp=0x4808efe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:61 +0x29f goroutine 16 gp=0x480941a0 m=nil [semacquire]: runtime.gopark(0x0?, 0x0?, 0x0?, 0xe3?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ff00 sp=0x4808fee0 pc=0x23840e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.semacquire1(0x4801c358, 0x0, 0x1, 0x0, 0x12) /tmp/workdir-gnot/go/src/runtime/sema.go:160 +0x235 fp=0x4808ff68 sp=0x4808ff00 pc=0x249555 sync.runtime_Semacquire(0x0?) /tmp/workdir-gnot/go/src/runtime/sema.go:62 +0x25 fp=0x4808ffa0 sp=0x4808ff68 pc=0x264505 sync.(*WaitGroup).Wait(0x0?) /tmp/workdir-gnot/go/src/sync/waitgroup.go:116 +0x48 fp=0x4808ffc8 sp=0x4808ffa0 pc=0x273428 main.main.func8() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:68 +0x17 fp=0x4808ffe0 sp=0x4808ffc8 pc=0x2c5ed7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808ffe8 sp=0x4808ffe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:67 +0x2ff goroutine 17 gp=0x48094340 m=nil [sync.Cond.Wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809af30 sp=0x4809af10 pc=0x23840e 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=0x4809af80 sp=0x4809af30 pc=0x264819 sync.(*Cond).Wait(0x0?) /tmp/workdir-gnot/go/src/sync/cond.go:70 +0x85 fp=0x4809afc0 sp=0x4809af80 pc=0x271025 main.main.func9() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:73 +0x2e fp=0x4809afe0 sp=0x4809afc0 pc=0x2c5e8e runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809afe8 sp=0x4809afe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:71 +0x396 goroutine 19 gp=0x480944e0 m=2 mp=0x48058708 [syscall]: syscall.Syscall(0xe, 0x48028258, 0x0, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:21 +0x10 fp=0x4809bc10 sp=0x4809bb58 pc=0x27e7f0 syscall.open({0x48028240?, 0x26933b?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:61 +0xde fp=0x4809bc88 sp=0x4809bc10 pc=0x27defe syscall.Open({0x48028240, 0x11}, 0x0) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:396 +0xa5 fp=0x4809bce8 sp=0x4809bc88 pc=0x27d985 os.openFileNolog({0x48028240, 0x11}, 0x0, 0x0) /tmp/workdir-gnot/go/src/os/file_plan9.go:120 +0xd1 fp=0x4809bd50 sp=0x4809bce8 pc=0x28bdb1 os.OpenFile({0x48028240, 0x11}, 0x0, 0x0) /tmp/workdir-gnot/go/src/os/file.go:374 +0x3e fp=0x4809bd80 sp=0x4809bd50 pc=0x28b73e os.Open(...) /tmp/workdir-gnot/go/src/os/file.go:354 net.(*netFD).acceptPlan9(0x480000c0) /tmp/workdir-gnot/go/src/net/ipsock_plan9.go:261 +0x185 fp=0x4809bf18 sp=0x4809bd80 pc=0x2b9c45 net.(*TCPListener).accept(0x48022060) /tmp/workdir-gnot/go/src/net/tcpsock_plan9.go:55 +0x1e fp=0x4809bf40 sp=0x4809bf18 pc=0x2c1e7e net.(*TCPListener).Accept(0x48022060) /tmp/workdir-gnot/go/src/net/tcpsock.go:327 +0x45 fp=0x4809bf70 sp=0x4809bf40 pc=0x2c1865 main.main.func10() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:81 +0x22 fp=0x4809bfe0 sp=0x4809bf70 pc=0x2c5d42 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809bfe8 sp=0x4809bfe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:80 +0x465 goroutine 20 gp=0x48094680 m=0 mp=0x40b060 [syscall]: syscall.Syscall6(0x32, 0x4, 0x4809cfc7, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x4809ce78 sp=0x4809cdc0 pc=0x27e890 syscall.Pread(0x48026240?, {0x4809cfc7?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x4809cef0 sp=0x4809ce78 pc=0x27e4be syscall.Read(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:170 os.(*File).read(0x48040060, {0x4809cfc7, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file_plan9.go:287 +0xeb fp=0x4809cf60 sp=0x4809cef0 pc=0x28c42b os.(*File).Read(0x48040060, {0x4809cfc7, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x4809cfa0 sp=0x4809cf60 pc=0x28b205 main.main.func11() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:97 +0x32 fp=0x4809cfe0 sp=0x4809cfa0 pc=0x2c5c32 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809cfe8 sp=0x4809cfe0 pc=0x267dc1 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:95 +0x5c6 exit status: 'stacks 17192: 2' trace_test.go:552: exit status: 'go 17154: 1' --- FAIL: TestTraceStress (2.44s) --- FAIL: TestTraceStress/Default (2.44s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution runtime: failing to flush runtime: m=5 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25986a] runtime stack: runtime.throw({0x2f985c?, 0x467cf0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe178 sp=0x7fffffffe148 pc=0x2358c5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe1f8 sp=0x7fffffffe178 pc=0x232185 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x48280008?, 0x48048f08?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe640 sp=0x7fffffffe1f8 pc=0x25986a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoPark({0x48280008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffe6d0 sp=0x7fffffffe640 pc=0x258d1b runtime.park_m(0x48304340) /tmp/workdir-gnot/go/src/runtime/proc.go:4017 +0x85 fp=0x7fffffffe728 sp=0x7fffffffe6d0 pc=0x23f465 runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe740 sp=0x7fffffffe728 pc=0x265b53 goroutine 33 gp=0x48304340 m=5 mp=0x48280008 [GC worker (idle)]: runtime.gopark(0x4831cf80?, 0x17988e05212a03de?, 0x1d?, 0xe6?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831cf40 sp=0x4831cf20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831cfe0 sp=0x4831cf40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831cfe8 sp=0x4831cfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 1 gp=0x480061a0 m=nil [wait for GC cycle]: runtime.gopark(0x48054d98?, 0x48054d80?, 0x0?, 0x97?, 0x48054d80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054de0 sp=0x48054dc0 pc=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:525 +0x55 fp=0x48054e10 sp=0x48054de0 pc=0x218ed5 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:469 +0x47 fp=0x48054e48 sp=0x48054e10 pc=0x218d87 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:71 +0x2fb fp=0x48054f48 sp=0x48054e48 pc=0x2c4efb runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x237f8b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x267a41 goroutine 2 gp=0x48006680 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=0x2383ce 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=0x238227 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x267a41 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x48006820 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=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:277 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x2245d4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x218c25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x267a41 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x480069c0 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x31b730?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40aa40) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221f69 runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222579 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218bc5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x267a41 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006ea0 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=0x2383ce runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x217c27 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x267a41 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007040 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=0x2383ce runtime.chanrecv(0x480820c0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48051f90 sp=0x48051f18 pc=0x204bbf runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48051fb8 sp=0x48051f90 pc=0x2047f2 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:29 +0x25 fp=0x48051fe0 sp=0x48051fb8 pc=0x2c5785 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x267a41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:28 +0xd2 goroutine 7 gp=0x480071e0 m=0 mp=0x40b060 [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=0x27e250 syscall.Pread(0x48026140?, {0x48052fbf?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x48052ee8 sp=0x48052e70 pc=0x27de7e 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:287 +0xeb fp=0x48052f58 sp=0x48052ee8 pc=0x28bdeb os.(*File).Read(0x48040040, {0x48052fbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x48052f98 sp=0x48052f58 pc=0x28abc5 main.main.func3() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:45 +0x3b fp=0x48052fe0 sp=0x48052f98 pc=0x2c56bb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x267a41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:43 +0x213 goroutine 8 gp=0x48007380 m=nil [chan receive]: runtime.gopark(0x252085?, 0x48498000?, 0x1?, 0x0?, 0x48053f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053eb0 sp=0x48053e90 pc=0x2383ce runtime.chanrecv(0x48082120, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48053f28 sp=0x48053eb0 pc=0x204bbf runtime.chanrecv1(0x480800a0?, 0x17988e0526ec8daf?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48053f50 sp=0x48053f28 pc=0x2047f2 runtime.(*wakeableSleep).sleep(0x4801a060, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48053fb0 sp=0x48053f50 pc=0x255e38 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:54 +0x3b fp=0x48053fe0 sp=0x48053fb0 pc=0x25691b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x267a41 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 9 gp=0x48007520 m=8 mp=0x48300708 [running]: goroutine running on other thread; stack unavailable created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 10 gp=0x480076c0 m=nil [runnable]: syscall.Syscall6(0x33, 0x1, 0x45d8f020, 0xffc5, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x48091e78 sp=0x48091dc0 pc=0x27e250 syscall.Pwrite(0x480260c0?, {0x45d8f020?, 0x7fffffffe7a8?, 0x48091f28?}, 0x2383ce?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:235 +0x5e fp=0x48091ef0 sp=0x48091e78 pc=0x27df7e syscall.Write(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:182 os.(*File).write(0x48040030, {0x45d8f020, 0xffc5, 0xffe0}) /tmp/workdir-gnot/go/src/os/file_plan9.go:321 +0x12f fp=0x48091f60 sp=0x48091ef0 pc=0x28c08f os.(*File).Write(0x48040030, {0x45d8f020, 0xffc5, 0xffe0}) /tmp/workdir-gnot/go/src/os/file.go:189 +0x65 fp=0x48091fa0 sp=0x48091f60 pc=0x28aca5 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:134 +0x3b fp=0x48091fe0 sp=0x48091fa0 pc=0x2c4a5b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48091fe8 sp=0x48091fe0 pc=0x267a41 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 17 gp=0x48402000 m=nil [runnable, locked to thread]: runtime.Gosched(...) /tmp/workdir-gnot/go/src/runtime/proc.go:342 main.main.func4() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:66 +0x65 fp=0x4808cfe0 sp=0x4808cfb8 pc=0x2c5625 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808cfe8 sp=0x4808cfe0 pc=0x267a41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:59 +0x2f6 goroutine 18 gp=0x484021a0 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808df40 sp=0x4808df20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4808dfe0 sp=0x4808df40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808dfe8 sp=0x4808dfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 49 gp=0x48284340 m=nil [GC worker (idle)]: runtime.gopark(0x48318f80?, 0x17988e0521442138?, 0x72?, 0xe?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48318f40 sp=0x48318f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48318fe0 sp=0x48318f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48318fe8 sp=0x48318fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 50 gp=0x482844e0 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x1?, 0x90?, 0x4c?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48319f40 sp=0x48319f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48319fe0 sp=0x48319f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48319fe8 sp=0x48319fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 51 gp=0x48284680 m=nil [GC worker (idle)]: runtime.gopark(0x4831af80?, 0x17988e052122d0ef?, 0x6e?, 0xed?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831af40 sp=0x4831af20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831afe0 sp=0x4831af40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831afe8 sp=0x4831afe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 52 gp=0x48284820 m=nil [GC worker (idle)]: runtime.gopark(0x4831bf80?, 0x17988e05211837e6?, 0x7?, 0x97?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831bf40 sp=0x4831bf20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831bfe0 sp=0x4831bf40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831bfe8 sp=0x4831bfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 53 gp=0x482849c0 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x3?, 0x2b?, 0xf6?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x482a4f40 sp=0x482a4f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x482a4fe0 sp=0x482a4f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x482a4fe8 sp=0x482a4fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 54 gp=0x48284b60 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x1?, 0x83?, 0xa7?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x482a5f40 sp=0x482a5f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x482a5fe0 sp=0x482a5f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x482a5fe8 sp=0x482a5fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 55 gp=0x48284d00 m=nil [runnable]: runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:804 +0x37c fp=0x482a6f40 sp=0x482a6f38 pc=0x219abc runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1446 +0x391 fp=0x482a6fe0 sp=0x482a6f40 pc=0x21b131 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x482a6fe8 sp=0x482a6fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 56 gp=0x48284ea0 m=nil [GC worker (idle)]: runtime.gopark(0x482a7f80?, 0x17988e05212aa12b?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x482a7f40 sp=0x482a7f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x482a7fe0 sp=0x482a7f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x482a7fe8 sp=0x482a7fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c exit status: 'stress 17218: 2' trace_test.go:552: exit status: 'go 17197: 1' --- FAIL: TestTraceStressStartStop (2.07s) --- FAIL: TestTraceStressStartStop/Default (2.07s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution runtime: failing to flush runtime: m=8 runtime: m=6 [signal sys: trap: code=0x0 addr=0x0 pc=0x25986a] runtime stack: runtime.throw({0x2fa613?, 0x467d10?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffdf78 sp=0x7fffffffdf48 pc=0x2358c5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffdff8 sp=0x7fffffffdf78 pc=0x232185 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x48380008?, 0x2000?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe440 sp=0x7fffffffdff8 pc=0x25986a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoPark({0x48380008?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffe4d0 sp=0x7fffffffe440 pc=0x258d1b runtime.park_m(0x480071e0) /tmp/workdir-gnot/go/src/runtime/proc.go:4017 +0x85 fp=0x7fffffffe528 sp=0x7fffffffe4d0 pc=0x23f465 runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe540 sp=0x7fffffffe528 pc=0x265b53 goroutine 7 gp=0x480071e0 m=6 mp=0x48380008 [chan receive]: runtime.gopark(0x252085?, 0x48420000?, 0x1?, 0x0?, 0x48052f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x2383ce runtime.chanrecv(0x48082120, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48052f28 sp=0x48052eb0 pc=0x204bbf runtime.chanrecv1(0x48080050?, 0x17988e059e1b1f10?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x2047f2 runtime.(*wakeableSleep).sleep(0x4801a048, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48052fb0 sp=0x48052f50 pc=0x255e38 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:54 +0x3b fp=0x48052fe0 sp=0x48052fb0 pc=0x25691b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x267a41 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 1 gp=0x480061a0 m=9 mp=0x48280708 [running]: goroutine running on other thread; stack unavailable goroutine 2 gp=0x48006680 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=0x2383ce 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=0x238227 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x267a41 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x48006820 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=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:277 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x2245d4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x218c25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x267a41 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x480069c0 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x31c570?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40aa60) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221f69 runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222579 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218bc5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x267a41 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006ea0 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=0x2383ce runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x217c27 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x267a41 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007040 m=nil [wait for GC cycle]: runtime.gopark(0x48051e28?, 0x48051e10?, 0x0?, 0x97?, 0x48051e10?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051e70 sp=0x48051e50 pc=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:525 +0x55 fp=0x48051ea0 sp=0x48051e70 pc=0x218ed5 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:469 +0x47 fp=0x48051ed8 sp=0x48051ea0 pc=0x218d87 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:72 +0x250 fp=0x48051fe0 sp=0x48051ed8 pc=0x2c5710 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x267a41 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:28 +0xa9 goroutine 8 gp=0x48007380 m=nil [chan receive]: runtime.gopark(0x252085?, 0x48238000?, 0x1?, 0x0?, 0x48053f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053eb0 sp=0x48053e90 pc=0x2383ce runtime.chanrecv(0x48082240, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48053f28 sp=0x48053eb0 pc=0x204bbf runtime.chanrecv1(0x480800a0?, 0x17988e05ae60f9c1?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48053f50 sp=0x48053f28 pc=0x2047f2 runtime.(*wakeableSleep).sleep(0x4801a060, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48053fb0 sp=0x48053f50 pc=0x255e38 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:871 +0x28 fp=0x48053fe0 sp=0x48053fb0 pc=0x255ca8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x267a41 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 9 gp=0x48007520 m=nil [runnable]: runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:804 +0x37c fp=0x4809ed38 sp=0x4809ed30 pc=0x219abc runtime.gcAssistAlloc(0x48007520) /tmp/workdir-gnot/go/src/runtime/mgcmark.go:564 +0x25f fp=0x4809ed98 sp=0x4809ed38 pc=0x21d89f runtime.deductAssistCredit(0x0?) /tmp/workdir-gnot/go/src/runtime/malloc.go:1353 +0x54 fp=0x4809edc0 sp=0x4809ed98 pc=0x20c8d4 runtime.mallocgc(0x200000, 0x0, 0x0) /tmp/workdir-gnot/go/src/runtime/malloc.go:1025 +0xcc fp=0x4809ee48 sp=0x4809edc0 pc=0x20c02c runtime.growslice(0x0, 0x40?, 0x46e108?, 0x40?, 0x40b080?) /tmp/workdir-gnot/go/src/runtime/slice.go:242 +0x55b fp=0x4809eeb8 sp=0x4809ee48 pc=0x24ad1b bytes.growSlice({0x48560000, 0xffc82, 0x4864fcbe?}, 0x45cdf020?) /tmp/workdir-gnot/go/src/bytes/buffer.go:249 +0x9b fp=0x4809ef38 sp=0x4809eeb8 pc=0x26dffb bytes.(*Buffer).grow(0x48084270, 0xffc6) /tmp/workdir-gnot/go/src/bytes/buffer.go:151 +0x13d fp=0x4809ef70 sp=0x4809ef38 pc=0x26dd3d bytes.(*Buffer).Write(0x48084270, {0x45d1f020, 0xffc6, 0x0?}) /tmp/workdir-gnot/go/src/bytes/buffer.go:179 +0x59 fp=0x4809efa0 sp=0x4809ef70 pc=0x26de99 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:134 +0x3b fp=0x4809efe0 sp=0x4809efa0 pc=0x2c517b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809efe8 sp=0x4809efe0 pc=0x267a41 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 10 gp=0x480076c0 m=nil [chan receive]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809ff18 sp=0x4809fef8 pc=0x2383ce runtime.chanrecv(0x480822a0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4809ff90 sp=0x4809ff18 pc=0x204bbf runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x4809ffb8 sp=0x4809ff90 pc=0x2047f2 main.main.func1.2() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:38 +0x25 fp=0x4809ffe0 sp=0x4809ffb8 pc=0x2c6085 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809ffe8 sp=0x4809ffe0 pc=0x267a41 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=0x48007860 m=0 mp=0x40b080 [syscall]: syscall.Syscall6(0x32, 0x3, 0x480a0fbf, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x480a0e70 sp=0x480a0db8 pc=0x27e970 syscall.Pread(0x48026180?, {0x480a0fbf?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x480a0ee8 sp=0x480a0e70 pc=0x27e59e syscall.Read(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:170 os.(*File).read(0x48040048, {0x480a0fbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file_plan9.go:287 +0xeb fp=0x480a0f58 sp=0x480a0ee8 pc=0x28c50b os.(*File).Read(0x48040048, {0x480a0fbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x480a0f98 sp=0x480a0f58 pc=0x28b2e5 main.main.func1.4() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:54 +0x3b fp=0x480a0fe0 sp=0x480a0f98 pc=0x2c5fbb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x480a0fe8 sp=0x480a0fe0 pc=0x267a41 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=0x48384340 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=0x4809afe0 sp=0x4809afb8 pc=0x2c5f25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809afe8 sp=0x4809afe0 pc=0x267a41 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=0x483844e0 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809bf40 sp=0x4809bf20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4809bfe0 sp=0x4809bf40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809bfe8 sp=0x4809bfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 33 gp=0x48304340 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831ef40 sp=0x4831ef20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831efe0 sp=0x4831ef40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831efe8 sp=0x4831efe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 19 gp=0x48384680 m=8 mp=0x48300708 [GC worker (idle)]: runtime.gopark(0x4809cf80?, 0x17988e05983f8b54?, 0x79?, 0xdd?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809cf40 sp=0x4809cf20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4809cfe0 sp=0x4809cf40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809cfe8 sp=0x4809cfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 20 gp=0x48384820 m=nil [GC worker (idle)]: runtime.gopark(0x468640?, 0x3?, 0xd5?, 0xaa?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809df40 sp=0x4809df20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4809dfe0 sp=0x4809df40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809dfe8 sp=0x4809dfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 21 gp=0x483849c0 m=nil [GC worker (idle)]: runtime.gopark(0x468640?, 0x3?, 0x5a?, 0xce?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831af40 sp=0x4831af20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831afe0 sp=0x4831af40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831afe8 sp=0x4831afe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 22 gp=0x48384b60 m=nil [GC worker (idle)]: runtime.gopark(0x468640?, 0x3?, 0xd1?, 0xf6?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831bf40 sp=0x4831bf20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831bfe0 sp=0x4831bf40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831bfe8 sp=0x4831bfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 23 gp=0x48384d00 m=nil [GC worker (idle)]: runtime.gopark(0x468640?, 0x1?, 0x3c?, 0x44?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831cf40 sp=0x4831cf20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831cfe0 sp=0x4831cf40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831cfe8 sp=0x4831cfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 24 gp=0x48384ea0 m=nil [GC worker (idle)]: runtime.gopark(0x468640?, 0x1?, 0x8a?, 0x46?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831df40 sp=0x4831df20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831dfe0 sp=0x4831df40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831dfe8 sp=0x4831dfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25986a] runtime stack: runtime.throw({0x2fa613?, 0x467d10?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffdfd8 sp=0x7fffffffdfa8 pc=0x2358c5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe058 sp=0x7fffffffdfd8 pc=0x232185 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x48300708?, 0x48048f08?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe4a0 sp=0x7fffffffe058 pc=0x25986a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoPark({0x48300708?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffe530 sp=0x7fffffffe4a0 pc=0x258d1b runtime.park_m(0x48384680) /tmp/workdir-gnot/go/src/runtime/proc.go:4017 +0x85 fp=0x7fffffffe588 sp=0x7fffffffe530 pc=0x23f465 runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe5a0 sp=0x7fffffffe588 pc=0x265b53 exit status: 'stress-start-stop 17253: 2' trace_test.go:552: exit status: 'go 17233: 1' --- FAIL: TestTraceManyStartStop (1.22s) --- FAIL: TestTraceManyStartStop/Default (1.22s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x2543ea] runtime stack: runtime.throw({0x2a66a5?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe688 sp=0x7fffffffe658 pc=0x232625 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe708 sp=0x7fffffffe688 pc=0x22f365 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x446560?, 0x2?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffeb50 sp=0x7fffffffe708 pc=0x2543ea runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.STWStart({0x48058708?, 0xc?}, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:313 +0xad fp=0x7fffffffebd8 sp=0x7fffffffeb50 pc=0x252eed runtime.stopTheWorldWithSema(0x2) /tmp/workdir-gnot/go/src/runtime/proc.go:1465 +0x59 fp=0x7fffffffec88 sp=0x7fffffffebd8 pc=0x2376d9 runtime.gcStart.func1() /tmp/workdir-gnot/go/src/runtime/mgc.go:681 +0x25 fp=0x7fffffffeca8 sp=0x7fffffffec88 pc=0x216905 runtime.systemstack(0x48006d00) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:509 +0x4d fp=0x7fffffffecb8 sp=0x7fffffffeca8 pc=0x25f32d goroutine 1 gp=0x480061a0 m=2 mp=0x48058708 [running]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x48054df8 sp=0x48054de8 pc=0x25f2c8 runtime.gcStart({0x1?, 0x0?, 0x286120?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:680 +0x355 fp=0x48054ec0 sp=0x48054df8 pc=0x216575 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:466 +0x3e fp=0x48054ef8 sp=0x48054ec0 pc=0x215f5e main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/many-start-stop.go:28 +0x1b fp=0x48054f48 sp=0x48054ef8 pc=0x2862bb runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x234ceb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x2611a1 goroutine 2 gp=0x48006680 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=0x23512e 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=0x234f87 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x2611a1 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x48006820 m=nil [GC sweep wait]: runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x23512e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:317 +0xdf fp=0x48056fc8 sp=0x48056f80 pc=0x2217ff runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x215e05 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x2611a1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x480069c0 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x2c1918?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x23512e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x4093c0) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x21f149 runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x21f759 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x215da5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x2611a1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006ea0 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=0x23512e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x214e07 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x2611a1 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 11 gp=0x48007040 m=nil [runnable]: runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:868 fp=0x48051fe0 sp=0x48051fd8 pc=0x250800 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x2611a1 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 10 gp=0x480071e0 m=nil [runnable]: runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 fp=0x48052fe0 sp=0x48052fd8 pc=0x251460 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x2611a1 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 12 gp=0x48007380 m=nil [runnable]: runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 fp=0x48053fe0 sp=0x48053fd8 pc=0x2860c0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x2611a1 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 9 gp=0x48007520 m=nil [GC worker (idle)]: runtime.gopark(0x4808ef80?, 0x17988e05e87d2572?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ef40 sp=0x4808ef20 pc=0x23512e runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4808efe0 sp=0x4808ef40 pc=0x218065 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808efe8 sp=0x4808efe0 pc=0x2611a1 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c exit status: 'many-start-stop 17284: 2' trace_test.go:552: exit status: 'go 17264: 1' FAIL FAIL internal/trace/v2 37.511s ok internal/types/errors 2.083s FAIL go tool dist: Failed: exit status: 'go 16603: 1'