plan9-amd64-0intro at aa9dd50095efd2bb0e3b6fcf75859904f3f80d03 :: 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 0.199s ok archive/zip 0.318s ok bufio 0.110s ok bytes 0.206s ok cmp 0.076s ok compress/bzip2 0.108s ok compress/flate 0.602s ok compress/gzip 1.842s ok compress/lzw 0.125s ok compress/zlib 0.347s ok container/heap 0.077s ok container/list 0.077s ok container/ring 0.092s ok context 0.257s ok crypto 0.076s ok crypto/aes 0.095s ok crypto/cipher 1.192s ok crypto/des 0.082s ok crypto/dsa 0.512s ok crypto/ecdh 0.274s ok crypto/ecdsa 0.508s ok crypto/ed25519 0.476s ok crypto/elliptic 0.323s ok crypto/hmac 0.079s ok crypto/internal/alias 0.088s ok crypto/internal/bigmod 0.195s ok crypto/internal/boring 0.073s ok crypto/internal/boring/bcache 0.249s ok crypto/internal/edwards25519 0.137s ok crypto/internal/edwards25519/field 0.740s ok crypto/internal/nistec 0.186s ok crypto/internal/nistec/fiat 0.074s [no tests to run] ok crypto/md5 0.139s ok crypto/rand 0.435s ok crypto/rc4 0.099s ok crypto/rsa 0.763s ok crypto/sha1 0.448s ok crypto/sha256 0.272s ok crypto/sha512 0.221s ok crypto/subtle 0.593s ok crypto/tls 13.568s ok crypto/x509 0.351s ok database/sql 0.764s ok database/sql/driver 0.074s ok debug/buildinfo 0.078s ok debug/dwarf 0.136s ok debug/elf 0.242s ok debug/gosym 0.160s ok debug/macho 0.086s ok debug/pe 0.213s ok debug/plan9obj 0.074s ok embed 0.078s [no tests to run] ok embed/internal/embedtest 0.075s ok encoding/ascii85 0.074s ok encoding/asn1 0.081s ok encoding/base32 0.083s ok encoding/base64 0.075s ok encoding/binary 0.088s ok encoding/csv 0.093s ok encoding/gob 2.381s ok encoding/hex 0.086s ok encoding/json 0.316s ok encoding/pem 0.310s ok encoding/xml 0.136s ok errors 0.090s ok expvar 0.076s ok flag 0.450s ok fmt 0.115s ok go/ast 0.078s ok go/build 2.485s ok go/build/constraint 0.078s ok go/constant 0.079s ok go/doc 0.165s ok go/doc/comment 1.722s ok go/format 0.086s ok go/importer 1.550s ok go/internal/gccgoimporter 0.090s ok go/internal/gcimporter 10.094s ok go/internal/srcimporter 3.489s ok go/parser 0.189s ok go/printer 0.220s ok go/scanner 0.083s ok go/token 0.087s ok go/types 37.747s ok go/version 0.084s ok hash 0.075s ok hash/adler32 0.083s ok hash/crc32 0.085s ok hash/crc64 0.075s ok hash/fnv 0.076s ok hash/maphash 0.124s ok html 0.081s ok html/template 0.150s ok image 0.134s ok image/color 0.086s ok image/draw 0.133s ok image/gif 0.166s ok image/jpeg 0.198s ok image/png 0.246s ok index/suffixarray 0.197s ok internal/abi 0.842s ok internal/buildcfg 0.075s ok internal/coverage/cformat 0.083s ok internal/coverage/cmerge 0.077s ok internal/coverage/pods 0.087s ok internal/coverage/slicereader 0.081s ok internal/coverage/slicewriter 0.073s ok internal/coverage/test 0.089s ok internal/cpu 0.105s ok internal/dag 0.077s ok internal/diff 0.079s ok internal/fmtsort 0.105s ok internal/fuzz 0.080s ok internal/godebug 4.168s ok internal/godebugs 0.082s ok internal/gover 0.075s ok internal/intern 0.127s ok internal/itoa 0.081s ok internal/platform 2.477s ok internal/poll 0.104s ok internal/profile 0.090s ok internal/reflectlite 0.087s ok internal/safefilepath 0.076s ok internal/saferio 0.103s ok internal/singleflight 0.101s ok internal/testenv 0.963s ok internal/trace 0.126s --- FAIL: TestTraceAnnotationsStress (1.30s) --- FAIL: TestTraceAnnotationsStress/Default (1.30s) 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?, 0x11?, 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?}, 0xe, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x25387b runtime.park_m(0x480061a0) /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 1 gp=0x480061a0 m=0 mp=0x409bc0 [sleep]: runtime.gopark(0x48054de0?, 0x1798e57be0bbdc96?, 0x60?, 0xc2?, 0x8?) /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({0x2cc150, 0x480840c0}, 0x3) /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:45 +0x194 fp=0x48054f48 sp=0x48054e98 pc=0x28c7d4 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 6 gp=0x48007040 m=nil [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?, 0x1798e57be4a7b946?) /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 7 gp=0x480071e0 m=nil [chan receive]: runtime.gopark(0x24cd85?, 0x48022040?, 0x3?, 0x0?, 0x48052f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x234eee runtime.chanrecv(0x480821e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48052f28 sp=0x48052eb0 pc=0x20485f runtime.chanrecv1(0x480800a0?, 0x1798e57c1a4caa4b?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x204492 runtime.(*wakeableSleep).sleep(0x4801a030, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48052fb0 sp=0x48052f50 pc=0x250998 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:871 +0x28 fp=0x48052fe0 sp=0x48052fb0 pc=0x250808 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 [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=0x234eee runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:674 +0x31 fp=0x48053fa0 sp=0x48053f38 pc=0x250251 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48053fe0 sp=0x48053fa0 pc=0x28c4a5 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 17 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 16 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 15 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 16993: 2' trace_test.go:552: exit status: 'go 16972: 1' --- FAIL: TestTraceCPUProfile (5.16s) --- FAIL: TestTraceCPUProfile/Default (5.16s) 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?, 0x1798e57d18cae421?, 0x8a?, 0x4e?, 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 16999: 1' --- FAIL: TestTraceGCStress (1.96s) --- FAIL: TestTraceGCStress/Default (1.96s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x2565ea] runtime stack: runtime.throw({0x2b1a3f?, 0x1?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe8b8 sp=0x7fffffffe888 pc=0x234405 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe938 sp=0x7fffffffe8b8 pc=0x231145 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x40b4c0?, 0x238dfa?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffed80 sp=0x7fffffffe938 pc=0x2565ea runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoUnpark({0x40b4c0?, 0x100000004?}, 0x48006820, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:445 +0x178 fp=0x7fffffffee10 sp=0x7fffffffed80 pc=0x255cb8 runtime.ready(0x48006820, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/proc.go:979 +0xa7 fp=0x7fffffffee70 sp=0x7fffffffee10 pc=0x2381c7 runtime.gcSweep(0x0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1614 +0x153 fp=0x7fffffffeeb0 sp=0x7fffffffee70 pc=0x21aa73 runtime.gcMarkTermination.func2() /tmp/workdir-gnot/go/src/runtime/mgc.go:983 +0xb5 fp=0x7fffffffeee0 sp=0x7fffffffeeb0 pc=0x219d55 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 [garbage collection]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x4a3babc0 sp=0x4a3babb0 pc=0x262608 runtime.gcMarkTermination({0x20?, 0x1798e57dd8c0b41c?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:965 +0x1c5 fp=0x4a3bade0 sp=0x4a3babc0 pc=0x218f05 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:927 +0x354 fp=0x4a3bae78 sp=0x4a3bade0 pc=0x218b14 runtime.gcAssistAlloc(0x480071e0) /tmp/workdir-gnot/go/src/runtime/mgcmark.go:564 +0x25f fp=0x4a3baed8 sp=0x4a3bae78 pc=0x21c91f runtime.deductAssistCredit(0x4de7a000?) /tmp/workdir-gnot/go/src/runtime/malloc.go:1353 +0x54 fp=0x4a3baf00 sp=0x4a3baed8 pc=0x20c534 runtime.mallocgc(0x230b, 0x2957c0, 0x1) /tmp/workdir-gnot/go/src/runtime/malloc.go:1025 +0xcc fp=0x4a3baf88 sp=0x4a3baf00 pc=0x20bc8c 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?, 0x1798e57dd8a0437a?, 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.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x236f0e 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=0x22369f 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?, 0x1798e57dd894d9c9?, 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(0x48082120, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4a3b9f28 sp=0x4a3b9eb0 pc=0x20485f runtime.chanrecv1(0x480800a0?, 0x1798e57dde968eff?) /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?, 0x4c1e0000?, 0x3?, 0x0?, 0x4a3bbf00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4a3bbeb0 sp=0x4a3bbe90 pc=0x236f0e runtime.chanrecv(0x48082240, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4a3bbf28 sp=0x4a3bbeb0 pc=0x20485f runtime.chanrecv1(0x480800f0?, 0x1798e57e143b816a?) /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 17126: 2' trace_test.go:552: exit status: 'go 17097: 1' --- FAIL: TestTraceGOMAXPROCS (1.23s) --- FAIL: TestTraceGOMAXPROCS/Default (1.23s) 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?, 0x1798e57e227aefbf?, 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?, 0x1798e57e28740e15?) /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?, 0x1798e57e5e193ece?) /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 17149: 2' trace_test.go:552: exit status: 'go 17129: 1' --- FAIL: TestTraceStress (2.35s) --- FAIL: TestTraceStress/Default (2.35s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution [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=0x7fffffffe700 sp=0x7fffffffe6d0 pc=0x2358c5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe780 sp=0x7fffffffe700 pc=0x232185 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x48058708?, 0x48048f08?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffebc8 sp=0x7fffffffe780 pc=0x25986a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoPark({0x48058708?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffec58 sp=0x7fffffffebc8 pc=0x258d1b runtime.park_m(0x48305040) /tmp/workdir-gnot/go/src/runtime/proc.go:4017 +0x85 fp=0x7fffffffecb0 sp=0x7fffffffec58 pc=0x23f465 runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffecc8 sp=0x7fffffffecb0 pc=0x265b53 goroutine 41 gp=0x48305040 m=2 mp=0x48058708 [GC worker (idle)]: runtime.gopark(0x48328f80?, 0x1798e57ff23fc3bc?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48328f40 sp=0x48328f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48328fe0 sp=0x48328f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48328fe8 sp=0x48328fe0 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?, 0x48600000?, 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?, 0x1798e57ff81083b4?) /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=nil [chan receive]: runtime.gopark(0x252085?, 0x48398000?, 0x1?, 0x0?, 0x48090f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48090eb0 sp=0x48090e90 pc=0x2383ce runtime.chanrecv(0x48082240, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48090f28 sp=0x48090eb0 pc=0x204bbf runtime.chanrecv1(0x480800f0?, 0x1798e57ffc4f6c51?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48090f50 sp=0x48090f28 pc=0x2047f2 runtime.(*wakeableSleep).sleep(0x4801a078, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48090fb0 sp=0x48090f50 pc=0x255e38 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:871 +0x28 fp=0x48090fe0 sp=0x48090fb0 pc=0x255ca8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48090fe8 sp=0x48090fe0 pc=0x267a41 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, 0xffc6, 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?, 0x7fffffffe978?, 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, 0xffc6, 0xffe0}) /tmp/workdir-gnot/go/src/os/file_plan9.go:321 +0x12f fp=0x48091f60 sp=0x48091ef0 pc=0x28c08f os.(*File).Write(0x48040030, {0x45d8f020, 0xffc6, 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 33 gp=0x48304340 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x3?, 0xe5?, 0x62?, 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 34 gp=0x483044e0 m=nil [GC worker (idle)]: runtime.gopark(0x4831df80?, 0x1798e57ff25d3e8f?, 0xd9?, 0x30?, 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 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 35 gp=0x48304680 m=9 mp=0x48406008 [GC worker (idle)]: runtime.gopark(0x468620?, 0x3?, 0xf4?, 0x46?, 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 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 36 gp=0x48304820 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x3?, 0x4f?, 0x7b?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831ff40 sp=0x4831ff20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4831ffe0 sp=0x4831ff40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831ffe8 sp=0x4831ffe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 37 gp=0x483049c0 m=nil [GC worker (idle)]: runtime.gopark(0x48318f80?, 0x1798e57ff253162c?, 0x1d?, 0x6b?, 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 38 gp=0x48304b60 m=nil [runnable]: runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:804 +0x37c fp=0x48319f40 sp=0x48319f38 pc=0x219abc runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1446 +0x391 fp=0x48319fe0 sp=0x48319f40 pc=0x21b131 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 39 gp=0x48304d00 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x1?, 0x90?, 0x17?, 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 40 gp=0x48304ea0 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x1?, 0x3e?, 0x9e?, 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 [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=0x7fffffffe140 sp=0x7fffffffe110 pc=0x2358c5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe1c0 sp=0x7fffffffe140 pc=0x232185 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x48406008?, 0x48094008?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe608 sp=0x7fffffffe1c0 pc=0x25986a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoPark({0x48406008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:433 +0x9b fp=0x7fffffffe698 sp=0x7fffffffe608 pc=0x258d1b runtime.park_m(0x48304680) /tmp/workdir-gnot/go/src/runtime/proc.go:4017 +0x85 fp=0x7fffffffe6f0 sp=0x7fffffffe698 pc=0x23f465 runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe708 sp=0x7fffffffe6f0 pc=0x265b53 exit status: 'stress 17215: 2' trace_test.go:552: exit status: 'go 17195: 1' --- FAIL: TestTraceStressStartStop (14.52s) --- FAIL: TestTraceStressStartStop/Default (14.52s) trace_test.go:550: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25986a] runtime stack: runtime.throw({0x2fa613?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe0e0 sp=0x7fffffffe0b0 pc=0x2358c5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe160 sp=0x7fffffffe0e0 pc=0x232185 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x447c00?, 0x2?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe5a8 sp=0x7fffffffe160 pc=0x25986a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.STWStart({0x48300008?, 0x48007078?}, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:313 +0xad fp=0x7fffffffe630 sp=0x7fffffffe5a8 pc=0x25836d runtime.stopTheWorldWithSema(0x2) /tmp/workdir-gnot/go/src/runtime/proc.go:1465 +0x59 fp=0x7fffffffe6e0 sp=0x7fffffffe630 pc=0x23a979 runtime.gcStart.func1() /tmp/workdir-gnot/go/src/runtime/mgc.go:681 +0x25 fp=0x7fffffffe700 sp=0x7fffffffe6e0 pc=0x219725 runtime.systemstack(0x483041a0) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:509 +0x4d fp=0x7fffffffe710 sp=0x7fffffffe700 pc=0x265bcd goroutine 6 gp=0x48007040 m=5 mp=0x48300008 [running]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x48051d60 sp=0x48051d50 pc=0x265b68 runtime.gcStart({0x48051e60?, 0x100000?, 0x2?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:680 +0x355 fp=0x48051e28 sp=0x48051d60 pc=0x219395 runtime.mallocgc(0x100000, 0x2d1820, 0x1) /tmp/workdir-gnot/go/src/runtime/malloc.go:1308 +0x834 fp=0x48051eb0 sp=0x48051e28 pc=0x20c794 runtime.makeslice(0xf4240?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/slice.go:107 +0x49 fp=0x48051ed8 sp=0x48051eb0 pc=0x24a729 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:76 +0x2db fp=0x48051fe0 sp=0x48051ed8 pc=0x2c579b 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 1 gp=0x480061a0 m=nil [sleep]: runtime.gopark(0x48054ea8?, 0x1798e5835a0020c6?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054e88 sp=0x48054e68 pc=0x2383ce time.Sleep(0xf4240) /tmp/workdir-gnot/go/src/runtime/time.go:195 +0x131 fp=0x48054ed0 sp=0x48054e88 pc=0x264a51 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:162 +0xb7 fp=0x48054f48 sp=0x48054ed0 pc=0x2c53d7 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(0x1?, 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:317 +0xdf fp=0x48056fc8 sp=0x48056f80 pc=0x22461f 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 [runnable]: 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 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=0x48480000 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48486f40 sp=0x48486f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48486fe0 sp=0x48486f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48486fe8 sp=0x48486fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 34 gp=0x484801a0 m=nil [GC worker (idle)]: runtime.gopark(0x48487f80?, 0x1798e5806cc3c92a?, 0x3c?, 0xe0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48487f40 sp=0x48487f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48487fe0 sp=0x48487f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48487fe8 sp=0x48487fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 35 gp=0x48480340 m=nil [GC worker (idle)]: runtime.gopark(0x48488f80?, 0x1798e58069a8ed60?, 0x9f?, 0xa1?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48488f40 sp=0x48488f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48488fe0 sp=0x48488f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48488fe8 sp=0x48488fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 36 gp=0x484804e0 m=nil [GC worker (idle)]: runtime.gopark(0x48489f80?, 0x1798e58069ab30b4?, 0xb9?, 0xf7?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48489f40 sp=0x48489f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48489fe0 sp=0x48489f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48489fe8 sp=0x48489fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 37 gp=0x48480680 m=nil [GC worker (idle)]: runtime.gopark(0x48482f80?, 0x1798e58069aa66f2?, 0xb0?, 0x2b?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48482f40 sp=0x48482f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48482fe0 sp=0x48482f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48482fe8 sp=0x48482fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 38 gp=0x48480820 m=nil [GC worker (idle)]: runtime.gopark(0x48483f80?, 0x1798e58069b5b5b1?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48483f40 sp=0x48483f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48483fe0 sp=0x48483f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48483fe8 sp=0x48483fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 39 gp=0x484809c0 m=nil [GC worker (idle)]: runtime.gopark(0x2fca50?, 0x4848a0c0?, 0x1a?, 0xa?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48484f40 sp=0x48484f20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x48484fe0 sp=0x48484f40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48484fe8 sp=0x48484fe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 40 gp=0x48480b60 m=nil [chan receive]: runtime.gopark(0x252085?, 0x4801e040?, 0x2?, 0x0?, 0x48485f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48485eb0 sp=0x48485e90 pc=0x2383ce runtime.chanrecv(0x48252120, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48485f28 sp=0x48485eb0 pc=0x204bbf runtime.chanrecv1(0x48080190?, 0x1798e5835ff6ee1a?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48485f50 sp=0x48485f28 pc=0x2047f2 runtime.(*wakeableSleep).sleep(0x4801a078, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48485fb0 sp=0x48485f50 pc=0x255e38 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:54 +0x3b fp=0x48485fe0 sp=0x48485fb0 pc=0x25691b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48485fe8 sp=0x48485fe0 pc=0x267a41 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 goroutine 41 gp=0x48480d00 m=nil [chan receive]: runtime.gopark(0x252085?, 0x4848e000?, 0x3?, 0x0?, 0x4809cf00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809ceb0 sp=0x4809ce90 pc=0x2383ce runtime.chanrecv(0x48252240, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4809cf28 sp=0x4809ceb0 pc=0x204bbf runtime.chanrecv1(0x480801e0?, 0x1798e583959beadb?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x4809cf50 sp=0x4809cf28 pc=0x2047f2 runtime.(*wakeableSleep).sleep(0x4801a090, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x4809cfb0 sp=0x4809cf50 pc=0x255e38 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:871 +0x28 fp=0x4809cfe0 sp=0x4809cfb0 pc=0x255ca8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809cfe8 sp=0x4809cfe0 pc=0x267a41 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 42 gp=0x48480ea0 m=nil [semacquire]: runtime.gopark(0x4809dcd0?, 0x22145c?, 0x0?, 0xe0?, 0x2574de?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809dc90 sp=0x4809dc70 pc=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.semacquire1(0x40af78, 0x0, 0x0, 0x0, 0x12) /tmp/workdir-gnot/go/src/runtime/sema.go:160 +0x235 fp=0x4809dcf8 sp=0x4809dc90 pc=0x249515 runtime.semacquire(...) /tmp/workdir-gnot/go/src/runtime/sema.go:111 runtime.gcStart({0x0?, 0x10000?, 0x4809de00?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:623 +0x105 fp=0x4809ddc0 sp=0x4809dcf8 pc=0x219145 runtime.mallocgc(0x10000, 0x0, 0x0) /tmp/workdir-gnot/go/src/runtime/malloc.go:1308 +0x834 fp=0x4809de48 sp=0x4809ddc0 pc=0x20c794 runtime.growslice(0x0, 0x40?, 0x46fcc8?, 0x40?, 0x48300008?) /tmp/workdir-gnot/go/src/runtime/slice.go:242 +0x55b fp=0x4809deb8 sp=0x4809de48 pc=0x24ad1b bytes.growSlice({0x48246180, 0x10, 0x48246180?}, 0x4801c010?) /tmp/workdir-gnot/go/src/bytes/buffer.go:249 +0x9b fp=0x4809df38 sp=0x4809deb8 pc=0x26dffb bytes.(*Buffer).grow(0x483bc000, 0xffc6) /tmp/workdir-gnot/go/src/bytes/buffer.go:151 +0x13d fp=0x4809df70 sp=0x4809df38 pc=0x26dd3d bytes.(*Buffer).Write(0x483bc000, {0x45c5f020, 0xffc6, 0x0?}) /tmp/workdir-gnot/go/src/bytes/buffer.go:179 +0x59 fp=0x4809dfa0 sp=0x4809df70 pc=0x26de99 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:134 +0x3b fp=0x4809dfe0 sp=0x4809dfa0 pc=0x2c517b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809dfe8 sp=0x4809dfe0 pc=0x267a41 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'stress-start-stop 17251: 2' trace_test.go:552: exit status: 'go 17230: 1' --- FAIL: TestTraceManyStartStop (1.20s) --- FAIL: TestTraceManyStartStop/Default (1.20s) 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?, 0x1798e583a35acf90?, 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 17263: 1' FAIL FAIL internal/trace/v2 53.513s ok internal/types/errors 2.118s FAIL go tool dist: Failed: exit status: 'go 16602: 1'