plan9-amd64-0intro at f67b2d8f0bcadb59461b7a33bc1c23649ce8eb85 :: 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 0.189s ok archive/zip 0.336s ok bufio 0.110s ok bytes 0.177s ok cmp 0.078s ok compress/bzip2 0.108s ok compress/flate 0.575s ok compress/gzip 1.727s ok compress/lzw 0.126s ok compress/zlib 0.312s ok container/heap 0.075s ok container/list 0.075s ok container/ring 0.074s ok context 0.253s ok crypto 0.074s ok crypto/aes 0.087s ok crypto/cipher 1.192s ok crypto/des 0.081s ok crypto/dsa 0.491s ok crypto/ecdh 0.222s ok crypto/ecdsa 0.390s ok crypto/ed25519 0.407s ok crypto/elliptic 0.144s ok crypto/hmac 0.076s ok crypto/internal/alias 0.076s ok crypto/internal/bigmod 0.192s ok crypto/internal/boring 0.075s ok crypto/internal/boring/bcache 0.233s ok crypto/internal/edwards25519 0.132s ok crypto/internal/edwards25519/field 0.386s ok crypto/internal/nistec 0.178s ok crypto/internal/nistec/fiat 0.078s [no tests to run] ok crypto/md5 0.386s ok crypto/rand 0.393s ok crypto/rc4 0.091s ok crypto/rsa 0.760s ok crypto/sha1 0.478s ok crypto/sha256 0.440s ok crypto/sha512 0.100s ok crypto/subtle 0.578s ok crypto/tls 13.007s ok crypto/x509 0.384s ok database/sql 0.777s ok database/sql/driver 0.075s ok debug/buildinfo 0.080s ok debug/dwarf 0.137s ok debug/elf 0.228s ok debug/gosym 0.164s ok debug/macho 0.099s ok debug/pe 0.203s ok debug/plan9obj 0.078s ok embed 0.078s [no tests to run] ok embed/internal/embedtest 0.078s ok encoding/ascii85 0.093s ok encoding/asn1 0.093s ok encoding/base32 0.088s ok encoding/base64 0.081s ok encoding/binary 0.083s ok encoding/csv 0.079s ok encoding/gob 3.191s ok encoding/hex 0.078s ok encoding/json 0.316s ok encoding/pem 0.316s ok encoding/xml 0.123s ok errors 0.078s ok expvar 0.087s ok flag 0.484s ok fmt 0.116s ok go/ast 0.083s ok go/build 2.215s ok go/build/constraint 0.077s ok go/constant 0.079s ok go/doc 0.147s ok go/doc/comment 1.724s ok go/format 0.082s ok go/importer 1.462s ok go/internal/gccgoimporter 0.103s ok go/internal/gcimporter 9.673s ok go/internal/srcimporter 3.417s ok go/parser 0.188s ok go/printer 0.227s ok go/scanner 0.079s ok go/token 0.087s ok go/types 37.263s ok go/version 0.074s ok hash 0.079s ok hash/adler32 0.082s ok hash/crc32 0.076s ok hash/crc64 0.080s ok hash/fnv 0.079s ok hash/maphash 0.114s ok html 0.081s ok html/template 0.143s ok image 0.116s ok image/color 0.090s ok image/draw 0.126s ok image/gif 0.159s ok image/jpeg 0.187s ok image/png 0.253s ok index/suffixarray 0.193s ok internal/abi 0.844s ok internal/buildcfg 0.105s ok internal/coverage/cformat 0.089s ok internal/coverage/cmerge 0.088s ok internal/coverage/pods 0.093s ok internal/coverage/slicereader 0.086s ok internal/coverage/slicewriter 0.086s ok internal/coverage/test 0.102s ok internal/cpu 0.080s ok internal/dag 0.075s ok internal/diff 0.078s ok internal/fmtsort 0.077s ok internal/fuzz 0.081s ok internal/godebug 4.364s ok internal/godebugs 0.087s ok internal/gover 0.086s ok internal/intern 0.119s ok internal/itoa 0.087s ok internal/platform 2.499s ok internal/poll 0.103s ok internal/profile 0.091s ok internal/reflectlite 0.084s ok internal/safefilepath 0.077s ok internal/saferio 0.094s ok internal/singleflight 0.099s ok internal/testenv 0.922s ok internal/trace 0.116s --- FAIL: TestTraceAnnotationsStress (1.26s) --- FAIL: TestTraceAnnotationsStress/Default (1.26s) 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({0x2af203?, 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?, 0x17989683c49d3f12?) /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?, 0x17989683bea52f3e?, 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({0x2cc0d8, 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?, 0x2caa60?, 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 17012: 2' trace_test.go:552: exit status: 'go 16992: 1' --- FAIL: TestTraceCPUProfile (4.95s) --- FAIL: TestTraceCPUProfile/Default (4.95s) 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({0x3133c7?, 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?, 0x17989684ec134e0d?, 0xee?, 0x6e?, 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({0x337e38?, 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(0x315608, 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({0x338470?, 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({0x338438?, 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?, 0x336118?, 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 17086: 2' trace_test.go:552: exit status: 'go 17018: 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: fault read code=0x0 addr=0x0 pc=0x2565ea] runtime stack: runtime.throw({0x2b19ff?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe8c0 sp=0x7fffffffe890 pc=0x234405 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe940 sp=0x7fffffffe8c0 pc=0x231145 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x458070?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffed88 sp=0x7fffffffe940 pc=0x2565ea runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.STWStart({0x40b4c0?, 0x7fffffffee48?}, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:313 +0xad fp=0x7fffffffee10 sp=0x7fffffffed88 pc=0x2550ed runtime.stopTheWorldWithSema(0x1) /tmp/workdir-gnot/go/src/runtime/proc.go:1465 +0x59 fp=0x7fffffffeec0 sp=0x7fffffffee10 pc=0x2394b9 runtime.gcMarkDone.func2() /tmp/workdir-gnot/go/src/runtime/mgc.go:864 +0x25 fp=0x7fffffffeee0 sp=0x7fffffffeec0 pc=0x218ca5 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=0x4a3bade0 sp=0x4a3badd0 pc=0x262608 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:863 +0x247 fp=0x4a3bae78 sp=0x4a3bade0 pc=0x218a07 runtime.gcAssistAlloc(0x480071e0) /tmp/workdir-gnot/go/src/runtime/mgcmark.go:564 +0x25f fp=0x4a3baed8 sp=0x4a3bae78 pc=0x21c91f runtime.deductAssistCredit(0x46e108?) /tmp/workdir-gnot/go/src/runtime/malloc.go:1353 +0x54 fp=0x4a3baf00 sp=0x4a3baed8 pc=0x20c534 runtime.mallocgc(0x7b21, 0x2957a0, 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?, 0x179896859eceae75?, 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 [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=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 [runnable]: runtime.gopark(0x4806c000?, 0x2cdbc0?, 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?, 0x179896859eca3f6b?, 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(0x480827e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4a3b9f28 sp=0x4a3b9eb0 pc=0x20485f runtime.chanrecv1(0x480800a0?, 0x17989685a4c501c7?) /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?, 0x78de0000?, 0x3?, 0x0?, 0x4a3bbf00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4a3bbeb0 sp=0x4a3bbe90 pc=0x236f0e runtime.chanrecv(0x48082900, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4a3bbf28 sp=0x4a3bbeb0 pc=0x20485f runtime.chanrecv1(0x480800f0?, 0x17989685da69f463?) /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 17145: 2' trace_test.go:552: exit status: 'go 17116: 1' --- FAIL: TestTraceGOMAXPROCS (1.20s) --- FAIL: TestTraceGOMAXPROCS/Default (1.20s) 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({0x2a5eee?, 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?, 0x17989685e796ad0f?, 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?, 0x2c1158?, 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?, 0x17989685ed8fb311?) /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?, 0x179896862334dfff?) /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 17168: 2' trace_test.go:552: exit status: 'go 17148: 1' --- FAIL: TestTraceStress (2.78s) --- FAIL: TestTraceStress/Default (2.78s) 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({0x2f981c?, 0x467cc0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffdbc0 sp=0x7fffffffdb90 pc=0x2358c5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffdc40 sp=0x7fffffffdbc0 pc=0x232185 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x48280708?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe088 sp=0x7fffffffdc40 pc=0x25986a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoStop({0x48280708?, 0x100000002?}, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:425 +0x91 fp=0x7fffffffe118 sp=0x7fffffffe088 pc=0x258bd1 runtime.traceLocker.GoPreempt(...) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:420 runtime.goschedImpl(0x48304340, 0x1) /tmp/workdir-gnot/go/src/runtime/proc.go:4050 +0x93 fp=0x7fffffffe168 sp=0x7fffffffe118 pc=0x23f693 runtime.gopreempt_m(...) /tmp/workdir-gnot/go/src/runtime/proc.go:4083 runtime.newstack() /tmp/workdir-gnot/go/src/runtime/stack.go:1070 +0x3b1 fp=0x7fffffffe310 sp=0x7fffffffe168 pc=0x24cb51 runtime.morestack() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:616 +0x7d fp=0x7fffffffe318 sp=0x7fffffffe310 pc=0x265cdd goroutine 33 gp=0x48304340 m=12 mp=0x48280708 [runnable]: runtime.semrelease1(0x400148?, 0x0, 0x0) /tmp/workdir-gnot/go/src/runtime/sema.go:175 +0x219 fp=0x48320ea8 sp=0x48320ea0 pc=0x249859 runtime.semrelease(...) /tmp/workdir-gnot/go/src/runtime/sema.go:172 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:851 +0x185 fp=0x48320f40 sp=0x48320ea8 pc=0x2198c5 runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1446 +0x391 fp=0x48320fe0 sp=0x48320f40 pc=0x21b131 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48320fe8 sp=0x48320fe0 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?, 0x31b6f0?, 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?, 0x4823a000?, 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?, 0x1798968773ac849d?) /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 [semacquire]: runtime.gopark(0x447be0?, 0x2?, 0x0?, 0xa0?, 0x9?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48090e10 sp=0x48090df0 pc=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.semacquire1(0x400148, 0x0, 0x0, 0x0, 0x12) /tmp/workdir-gnot/go/src/runtime/sema.go:160 +0x235 fp=0x48090e78 sp=0x48090e10 pc=0x249515 runtime.semacquire(...) /tmp/workdir-gnot/go/src/runtime/sema.go:111 runtime.traceAdvance(0x0) /tmp/workdir-gnot/go/src/runtime/trace2.go:363 +0x11d fp=0x48090fb0 sp=0x48090e78 pc=0x25459d runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:874 +0x2f fp=0x48090fe0 sp=0x48090fb0 pc=0x255caf 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 [trace reader (blocked)]: runtime.gopark(0x48091f78?, 0x480260c0?, 0x38?, 0x1f?, 0x48091f90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48091f38 sp=0x48091f18 pc=0x2383ce runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:674 +0x31 fp=0x48091fa0 sp=0x48091f38 pc=0x2556f1 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48091fe0 sp=0x48091fa0 pc=0x2c4a65 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 19 gp=0x48402340 m=nil [GC worker (idle)]: runtime.gopark(0x4808ef80?, 0x1798968743270e1d?, 0xff?, 0xc9?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ef40 sp=0x4808ef20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4808efe0 sp=0x4808ef40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808efe8 sp=0x4808efe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 20 gp=0x484024e0 m=nil [GC worker (idle)]: runtime.gopark(0x4808ff80?, 0x17989687431bd9db?, 0xe4?, 0xff?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ff40 sp=0x4808ff20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4808ffe0 sp=0x4808ff40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808ffe8 sp=0x4808ffe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 21 gp=0x48402680 m=nil [GC worker (idle)]: runtime.gopark(0x4831cf80?, 0x17989687432a5b02?, 0xaf?, 0xf0?, 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 22 gp=0x48402820 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x3?, 0x12?, 0xc2?, 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 23 gp=0x484029c0 m=nil [GC worker (idle)]: runtime.gopark(0x4831ef80?, 0x17989687433c50a9?, 0x64?, 0x88?, 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 24 gp=0x48402b60 m=nil [GC worker (idle)]: runtime.gopark(0x468620?, 0x1?, 0x38?, 0x81?, 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 25 gp=0x48402d00 m=nil [GC worker (idle)]: runtime.gopark(0x4840cf80?, 0x17989687432d0997?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4840cf40 sp=0x4840cf20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4840cfe0 sp=0x4840cf40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4840cfe8 sp=0x4840cfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c goroutine 26 gp=0x48402ea0 m=nil [GC worker (idle)]: runtime.gopark(0x4840df80?, 0x17989687433fc301?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4840df40 sp=0x4840df20 pc=0x2383ce runtime.gcBgMarkWorker() /tmp/workdir-gnot/go/src/runtime/mgc.go:1310 +0xe5 fp=0x4840dfe0 sp=0x4840df40 pc=0x21ae85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4840dfe8 sp=0x4840dfe0 pc=0x267a41 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1234 +0x1c exit status: 'stress 17235: 2' trace_test.go:552: exit status: 'go 17214: 1' --- FAIL: TestTraceStressStartStop (4.10s) --- FAIL: TestTraceStressStartStop/Default (4.10s) 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({0x2fa5d3?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1023 +0x65 fp=0x7fffffffe478 sp=0x7fffffffe448 pc=0x2358c5 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe4f8 sp=0x7fffffffe478 pc=0x232185 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:207 runtime.traceStack(0x48220008?, 0x0?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe940 sp=0x7fffffffe4f8 pc=0x25986a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:166 runtime.traceLocker.GoUnpark({0x48220008?, 0x100000004?}, 0x48006820, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:445 +0x178 fp=0x7fffffffe9d0 sp=0x7fffffffe940 pc=0x258f38 runtime.ready(0x48006820, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/proc.go:979 +0xa7 fp=0x7fffffffea30 sp=0x7fffffffe9d0 pc=0x239687 runtime.gcSweep(0x0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1614 +0x153 fp=0x7fffffffea70 sp=0x7fffffffea30 pc=0x21b9f3 runtime.gcMarkTermination.func2() /tmp/workdir-gnot/go/src/runtime/mgc.go:983 +0xb5 fp=0x7fffffffeaa0 sp=0x7fffffffea70 pc=0x21acd5 runtime.systemstack(0x482241a0) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:509 +0x4d fp=0x7fffffffeab0 sp=0x7fffffffeaa0 pc=0x265bcd goroutine 6 gp=0x48007040 m=3 mp=0x48220008 [garbage collection]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x48051ae8 sp=0x48051ad8 pc=0x265b68 runtime.gcMarkTermination({0x40?, 0x1798968865a4686b?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:965 +0x1c5 fp=0x48051d08 sp=0x48051ae8 pc=0x219e85 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:927 +0x354 fp=0x48051da0 sp=0x48051d08 pc=0x219a94 runtime.gcAssistAlloc(0x48007040) /tmp/workdir-gnot/go/src/runtime/mgcmark.go:564 +0x25f fp=0x48051e00 sp=0x48051da0 pc=0x21d89f runtime.deductAssistCredit(0x48051e60?) /tmp/workdir-gnot/go/src/runtime/malloc.go:1353 +0x54 fp=0x48051e28 sp=0x48051e00 pc=0x20c8d4 runtime.mallocgc(0x100000, 0x2d1820, 0x1) /tmp/workdir-gnot/go/src/runtime/malloc.go:1025 +0xcc fp=0x48051eb0 sp=0x48051e28 pc=0x20c02c 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 [runnable]: runtime.gopark(0x0?, 0x0?, 0x0?, 0xe0?, 0x45bcf000?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48257a10 sp=0x482579f0 pc=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.semacquire1(0x40af7c, 0x0, 0x0, 0x0, 0x12) /tmp/workdir-gnot/go/src/runtime/sema.go:160 +0x235 fp=0x48257a78 sp=0x48257a10 pc=0x249515 runtime.semacquire(...) /tmp/workdir-gnot/go/src/runtime/sema.go:111 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:807 +0x32 fp=0x48257b10 sp=0x48257a78 pc=0x219772 runtime.gcAssistAlloc(0x480061a0) /tmp/workdir-gnot/go/src/runtime/mgcmark.go:564 +0x25f fp=0x48257b70 sp=0x48257b10 pc=0x21d89f runtime.deductAssistCredit(0x48400008?) /tmp/workdir-gnot/go/src/runtime/malloc.go:1353 +0x54 fp=0x48257b98 sp=0x48257b70 pc=0x20c8d4 runtime.mallocgc(0x20, 0x2e9d80, 0x1) /tmp/workdir-gnot/go/src/runtime/malloc.go:1025 +0xcc fp=0x48257c20 sp=0x48257b98 pc=0x20c02c runtime.growslice(0x0, 0x48054cc8?, 0x2561aa?, 0x48054cb8?, 0x2e9d80) /tmp/workdir-gnot/go/src/runtime/slice.go:250 +0x5b0 fp=0x48257c90 sp=0x48257c20 pc=0x24ad70 runtime.traceAdvance.func1(0x0?) /tmp/workdir-gnot/go/src/runtime/trace2.go:347 +0x176 fp=0x48257d30 sp=0x48257c90 pc=0x255376 runtime.forEachGRace(0x48257e68) /tmp/workdir-gnot/go/src/runtime/proc.go:674 +0x49 fp=0x48257d60 sp=0x48257d30 pc=0x238fc9 runtime.traceAdvance(0x1) /tmp/workdir-gnot/go/src/runtime/trace2.go:304 +0xd8 fp=0x48257e98 sp=0x48257d60 pc=0x254558 runtime.StopTrace(...) /tmp/workdir-gnot/go/src/runtime/trace2.go:267 runtime/trace.Stop() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:148 +0x95 fp=0x48257ed0 sp=0x48257e98 pc=0x2c5295 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:163 +0xbc fp=0x48257f48 sp=0x48257ed0 pc=0x2c53dc runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48257fe0 sp=0x48257f48 pc=0x237f8b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48257fe8 sp=0x48257fe0 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 [runnable]: 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 [sleep]: runtime.gopark(0x48080000?, 0x1798968882eb0e3b?, 0x0?, 0x0?, 0x2fc958?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f28 sp=0x48057f08 pc=0x2383ce runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).sleep(0x40aa60, 0x40da258000000000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:504 +0x14d fp=0x48057fa8 sp=0x48057f28 pc=0x22216d runtime.bgscavenge(0x4806c000) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:662 +0x74 fp=0x48057fc8 sp=0x48057fa8 pc=0x222594 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 50 gp=0x480071e0 m=nil [chan receive]: runtime.gopark(0x252085?, 0x48250000?, 0x3?, 0x0?, 0x48052f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x2383ce runtime.chanrecv(0x48082300, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x48052f28 sp=0x48052eb0 pc=0x204bbf runtime.chanrecv1(0x480801e0?, 0x17989688a008b0b5?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x2047f2 runtime.(*wakeableSleep).sleep(0x4801a090, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x48052fb0 sp=0x48052f50 pc=0x255e38 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:871 +0x28 fp=0x48052fe0 sp=0x48052fb0 pc=0x255ca8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x267a41 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:868 +0x165 goroutine 49 gp=0x48007520 m=nil [chan receive]: runtime.gopark(0x252085?, 0x4823c000?, 0x2?, 0x0?, 0x4809ef00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809eeb0 sp=0x4809ee90 pc=0x2383ce runtime.chanrecv(0x48082120, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:583 +0x3bf fp=0x4809ef28 sp=0x4809eeb0 pc=0x204bbf runtime.chanrecv1(0x48080190?, 0x179896886a63b87f?) /tmp/workdir-gnot/go/src/runtime/chan.go:442 +0x12 fp=0x4809ef50 sp=0x4809ef28 pc=0x2047f2 runtime.(*wakeableSleep).sleep(0x4801a078, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:928 +0xb8 fp=0x4809efb0 sp=0x4809ef50 pc=0x255e38 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:54 +0x3b fp=0x4809efe0 sp=0x4809efb0 pc=0x25691b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809efe8 sp=0x4809efe0 pc=0x267a41 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:42 +0x156 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=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 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(0x2fca10?, 0x4839a040?, 0x1a?, 0xa?, 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(0x4831af80?, 0x17989687f7ffb1a9?, 0x13?, 0x79?, 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?, 0xdd?, 0xc2?, 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(0x4831cf80?, 0x17989687f7887050?, 0x0?, 0x0?, 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?, 0x4a?, 0xf5?, 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 goroutine 51 gp=0x48224340 m=nil [trace reader (blocked)]: runtime.gopark(0x4831ff78?, 0x268fbb?, 0x10?, 0x40?, 0x45b8f020?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4831ff38 sp=0x4831ff18 pc=0x2383ce runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:674 +0x31 fp=0x4831ffa0 sp=0x4831ff38 pc=0x2556f1 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x4831ffe0 sp=0x4831ffa0 pc=0x2c5185 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4831ffe8 sp=0x4831ffe0 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 17270: 2' trace_test.go:552: exit status: 'go 17250: 1' --- FAIL: TestTraceManyStartStop (1.25s) --- FAIL: TestTraceManyStartStop/Default (1.25s) 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({0x2a6665?, 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?, 0x2c18d8?, 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?, 0x17989688afef4705?, 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 17305: 2' trace_test.go:552: exit status: 'go 17285: 1' FAIL FAIL internal/trace/v2 40.063s ok internal/types/errors 2.038s FAIL go tool dist: Failed: exit status: 'go 16622: 1'