plan9-amd64-0intro at 89f7805c2e1ec3a1f708957ca8f43b04f3f2834f :: Running /tmp/workdir-gnot/go/src/make.rc with args ["/tmp/workdir-gnot/go/src/make.rc" "-force"] and env ["home=/usr/glenda" "path=.\x00/bin" "*=" "type=host-plan9-amd64-0intro" "rcname=gobuildlet" "pid=55550" "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 0.195s ok archive/zip 0.336s ok bufio 0.115s ok bytes 0.191s ok cmp 0.082s ok compress/bzip2 0.113s ok compress/flate 0.564s ok compress/gzip 1.767s ok compress/lzw 0.148s ok compress/zlib 0.324s ok container/heap 0.087s ok container/list 0.083s ok container/ring 0.084s ok context 0.258s ok crypto 2.336s ok crypto/aes 0.095s ok crypto/cipher 1.163s ok crypto/des 0.085s ok crypto/dsa 0.510s ok crypto/ecdh 0.247s ok crypto/ecdsa 0.457s ok crypto/ed25519 0.562s ok crypto/elliptic 0.230s ok crypto/hmac 0.083s ok crypto/internal/alias 0.103s ok crypto/internal/bigmod 0.117s ok crypto/internal/boring 0.083s ok crypto/internal/boring/bcache 0.228s ok crypto/internal/edwards25519 0.140s ok crypto/internal/edwards25519/field 0.388s ok crypto/internal/nistec 0.171s ok crypto/internal/nistec/fiat 0.086s [no tests to run] ok crypto/md5 0.376s ok crypto/rand 0.479s ok crypto/rc4 0.097s ok crypto/rsa 0.782s ok crypto/sha1 0.453s ok crypto/sha256 0.387s ok crypto/sha512 0.264s ok crypto/subtle 0.630s ok crypto/tls 13.292s ok crypto/x509 0.341s ok database/sql 0.787s ok database/sql/driver 0.084s ok debug/buildinfo 0.087s ok debug/dwarf 0.126s ok debug/elf 0.210s ok debug/gosym 0.282s ok debug/macho 0.090s ok debug/pe 0.320s ok debug/plan9obj 0.084s ok embed 0.083s [no tests to run] ok embed/internal/embedtest 0.084s ok encoding/ascii85 0.082s ok encoding/asn1 0.086s ok encoding/base32 0.093s ok encoding/base64 0.085s ok encoding/binary 0.102s ok encoding/csv 0.087s ok encoding/gob 2.198s ok encoding/hex 0.084s ok encoding/json 0.320s ok encoding/pem 0.320s ok encoding/xml 0.124s ok errors 0.085s ok expvar 0.094s ok flag 0.500s ok fmt 0.124s ok go/ast 0.087s ok go/build 5.389s ok go/build/constraint 0.084s ok go/constant 0.086s ok go/doc 0.171s ok go/doc/comment 1.959s ok go/format 0.087s ok go/importer 1.737s ok go/internal/gccgoimporter 0.104s ok go/internal/gcimporter 12.329s ok go/internal/srcimporter 3.546s ok go/parser 0.197s ok go/printer 0.224s ok go/scanner 0.091s ok go/token 0.095s ok go/types 42.029s ok go/version 0.085s ok hash 0.084s ok hash/adler32 0.086s ok hash/crc32 0.087s ok hash/crc64 0.083s ok hash/fnv 0.088s ok hash/maphash 0.126s ok html 0.086s ok html/template 0.144s ok image 0.120s ok image/color 0.092s ok image/draw 0.134s ok image/gif 0.173s ok image/jpeg 0.210s ok image/png 0.254s ok index/suffixarray 0.197s ok internal/abi 1.235s ok internal/buildcfg 0.084s ok internal/chacha8rand 0.092s ok internal/coverage/cformat 0.084s ok internal/coverage/cmerge 0.087s ok internal/coverage/pods 0.101s ok internal/coverage/slicereader 0.102s ok internal/coverage/slicewriter 0.103s ok internal/coverage/test 0.100s ok internal/cpu 0.091s ok internal/dag 0.084s ok internal/diff 0.089s ok internal/fmtsort 0.087s ok internal/fuzz 0.087s ok internal/godebug 4.259s ok internal/godebugs 8.575s ok internal/gover 0.085s ok internal/intern 0.137s ok internal/itoa 0.082s ok internal/platform 2.740s ok internal/poll 0.114s ok internal/profile 0.085s ok internal/reflectlite 0.094s ok internal/runtime/atomic 0.106s ok internal/saferio 0.107s ok internal/singleflight 0.110s ok internal/sysinfo 0.084s ok internal/testenv 1.200s ok internal/trace 0.130s --- FAIL: TestTraceAnnotationsStress (1.32s) --- FAIL: TestTraceAnnotationsStress/Default (1.32s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x2577aa] runtime stack: runtime.throw({0x2bb5a0?, 0x467320?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x234e05 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x231d25 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x40a580?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x2577aa runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x40a580?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x256bdb runtime.park_m(0x48007340) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23e75c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x2643f3 goroutine 7 gp=0x48007340 m=0 mp=0x40a580 [chan receive]: runtime.gopark(0x48007340?, 0x17c1abe6168d5c93?, 0x10?, 0x2f?, 0x250b54?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x23790e runtime.chanrecv(0x4807e230, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48052f28 sp=0x48052eb0 pc=0x20517c runtime.chanrecv1(0x4807c0a0?, 0x17c1abe6168d5c93?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x204d52 runtime.(*wakeableSleep).sleep(0x4801a030, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48052fb0 sp=0x48052f50 pc=0x253cd1 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x48052fe0 sp=0x48052fb0 pc=0x253b68 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x2662e1 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 1 gp=0x480061c0 m=nil [sleep]: runtime.gopark(0x48054de8?, 0x17c1abe5daefc307?, 0x5?, 0x0?, 0x2b586b?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054dc8 sp=0x48054da8 pc=0x23790e time.Sleep(0x989680) /tmp/workdir-gnot/go/src/runtime/time.go:285 +0x110 fp=0x48054e08 sp=0x48054dc8 pc=0x262c10 main.do({0x2d93e8, 0x467440}, 0x4) /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:83 +0x145 fp=0x48054e98 sp=0x48054e08 pc=0x294365 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:43 +0x166 fp=0x48054f48 sp=0x48054e98 pc=0x294166 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x2374cb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x2662e1 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x23790e 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=0x237767 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x2662e1 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x23790e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224134 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x218865 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x2662e1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x48018280?, 0x2d8088?, 0x1?, 0x0?, 0x48006a80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x23790e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x409f20) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221ae9 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x2220bc runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218805 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x2662e1 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x23790e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x217867 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x2662e1 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [chan receive]: runtime.gopark(0x48007180?, 0x17c1abe5e0e86478?, 0x8?, 0x1f?, 0x250b54?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051ea8 sp=0x48051e88 pc=0x23790e runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48051f20 sp=0x48051ea8 pc=0x20517c runtime.chanrecv1(0x4807c050?, 0x17c1abe5e0e86478?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48051f48 sp=0x48051f20 pc=0x204d52 runtime.(*wakeableSleep).sleep(0x4801a018, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48051fa8 sp=0x48051f48 pc=0x253cd1 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48051fe0 sp=0x48051fa8 pc=0x2547e5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x2662e1 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 8 gp=0x48007500 m=nil [runnable]: runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 fp=0x48053fe0 sp=0x48053fd8 pc=0x293e20 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x2662e1 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 9 gp=0x480076c0 m=nil [runnable]: main.do.func1.gowrap1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 fp=0x4808afe0 sp=0x4808afd8 pc=0x2944e0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808afe8 sp=0x4808afe0 pc=0x2662e1 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=0x48007880 m=nil [runnable]: main.do.func1.gowrap1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 fp=0x4808bfe0 sp=0x4808bfd8 pc=0x2944e0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808bfe8 sp=0x4808bfe0 pc=0x2662e1 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=0x48007a40 m=nil [runnable]: main.do.func1.gowrap1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/annotations-stress.go:69 fp=0x4808cfe0 sp=0x4808cfd8 pc=0x2944e0 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808cfe8 sp=0x4808cfe0 pc=0x2662e1 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 73940: 2' trace_test.go:571: exit status: 'go 73917: 1' --- FAIL: TestTraceGCStress (1.57s) --- FAIL: TestTraceGCStress/Default (1.57s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x25762a] runtime stack: runtime.throw({0x2b3dfa?, 0x468540?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x234d85 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x231ca5 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x40b7a0?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x25762a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x40b7a0?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x256a5b runtime.park_m(0x480076c0) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23e6dc runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x263853 goroutine 9 gp=0x480076c0 m=0 mp=0x40b7a0 [chan receive]: runtime.gopark(0x480076c0?, 0x17c1abe80e3c7ec4?, 0x10?, 0x9f?, 0x2509d4?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4a3b9eb0 sp=0x4a3b9e90 pc=0x23788e runtime.chanrecv(0x4807e540, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x4a3b9f28 sp=0x4a3b9eb0 pc=0x20517c runtime.chanrecv1(0x4807c0f0?, 0x17c1abe80e3c7ec4?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x4a3b9f50 sp=0x4a3b9f28 pc=0x204d52 runtime.(*wakeableSleep).sleep(0x4801a048, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x4a3b9fb0 sp=0x4a3b9f50 pc=0x253b51 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x4a3b9fe0 sp=0x4a3b9fb0 pc=0x2539e8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3b9fe8 sp=0x4a3b9fe0 pc=0x265741 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 1 gp=0x480061c0 m=nil [sleep]: runtime.gopark(0x48054ea8?, 0x17c1abe7d2a08c45?, 0x0?, 0x0?, 0x28df80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054e88 sp=0x48054e68 pc=0x23788e time.Sleep(0x17d78400) /tmp/workdir-gnot/go/src/runtime/time.go:285 +0x110 fp=0x48054ec8 sp=0x48054e88 pc=0x262830 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:80 +0x21a fp=0x48054f48 sp=0x48054ec8 pc=0x28e41a runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x23744b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x265741 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x23788e 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=0x2376e7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x265741 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [runnable]: runtime.goschedIfBusy() /tmp/workdir-gnot/go/src/runtime/proc.go:365 +0x28 fp=0x48056f80 sp=0x48056f68 pc=0x2377a8 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:302 +0x14f fp=0x48056fc8 sp=0x48056f80 pc=0x22416f runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x2187e5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x265741 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x48018280?, 0x2d0358?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x23788e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40b140) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221a69 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222059 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218785 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x265741 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x23788e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x2177e7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x265741 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [GC worker (idle)]: runtime.gopark(0x48051f68?, 0x17c1abe7cfdf9e6f?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f28 sp=0x48051f08 pc=0x23788e runtime.gcBgMarkWorker(0x4807e0e0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48051fc8 sp=0x48051f28 pc=0x21a9ac runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48051fe0 sp=0x48051fc8 pc=0x21a885 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x265741 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 7 gp=0x48007340 m=nil [runnable]: runtime.gcTrigger.test({0x0?, 0x0?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:567 +0xdc fp=0x4a3b8ef8 sp=0x4a3b8ef0 pc=0x2189dc runtime.mallocgc(0x37f8, 0x296e80, 0x1) /tmp/workdir-gnot/go/src/runtime/malloc.go:1307 +0x825 fp=0x4a3b8f80 sp=0x4a3b8ef8 pc=0x20ce05 runtime.makeslice(0x8000?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/slice.go:107 +0x49 fp=0x4a3b8fa8 sp=0x4a3b8f80 pc=0x248969 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:65 +0x45 fp=0x4a3b8fe0 sp=0x4a3b8fa8 pc=0x28e505 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3b8fe8 sp=0x4a3b8fe0 pc=0x265741 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gc-stress.go:63 +0x18b goroutine 8 gp=0x48007500 m=nil [chan receive]: runtime.gopark(0x48007500?, 0x17c1abe7d8976d9a?, 0x8?, 0x7f?, 0x250a13?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4a3b7ea8 sp=0x4a3b7e88 pc=0x23788e runtime.chanrecv(0x4807e3f0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x4a3b7f20 sp=0x4a3b7ea8 pc=0x20517c runtime.chanrecv1(0x4807c0a0?, 0x17c1abe7d8976d9a?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x4a3b7f48 sp=0x4a3b7f20 pc=0x204d52 runtime.(*wakeableSleep).sleep(0x4801a030, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x4a3b7fa8 sp=0x4a3b7f48 pc=0x253b51 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x4a3b7fe0 sp=0x4a3b7fa8 pc=0x254665 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4a3b7fe8 sp=0x4a3b7fe0 pc=0x265741 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 10 gp=0x48007880 m=nil [trace reader (blocked)]: runtime.gopark(0x48052f78?, 0x480260c0?, 0x38?, 0x2f?, 0x48052f90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052f38 sp=0x48052f18 pc=0x23788e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x48052fa0 sp=0x48052f38 pc=0x2533f1 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48052fe0 sp=0x48052fa0 pc=0x28df65 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x265741 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'gc-stress 74079: 2' trace_test.go:571: exit status: 'go 74052: 1' --- FAIL: TestTraceGOMAXPROCS (1.33s) --- FAIL: TestTraceGOMAXPROCS/Default (1.33s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x2578ea] runtime stack: runtime.throw({0x2b23a4?, 0x467120?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe928 sp=0x7fffffffe8f8 pc=0x235045 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe9a8 sp=0x7fffffffe928 pc=0x231f65 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x40a380?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffedf0 sp=0x7fffffffe9a8 pc=0x2578ea runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x40a380?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffee80 sp=0x7fffffffedf0 pc=0x256d1b runtime.park_m(0x48007500) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffeed8 sp=0x7fffffffee80 pc=0x23e99c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffeef0 sp=0x7fffffffeed8 pc=0x263b13 goroutine 8 gp=0x48007500 m=0 mp=0x40a380 [chan receive]: runtime.gopark(0x48007500?, 0x17c1abe85deb113f?, 0x10?, 0x3f?, 0x250c94?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053eb0 sp=0x48053e90 pc=0x237b4e runtime.chanrecv(0x4807e230, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48053f28 sp=0x48053eb0 pc=0x20517c runtime.chanrecv1(0x4807c0a0?, 0x17c1abe85deb113f?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48053f50 sp=0x48053f28 pc=0x204d52 runtime.(*wakeableSleep).sleep(0x4801a030, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48053fb0 sp=0x48053f50 pc=0x253e11 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x48053fe0 sp=0x48053fb0 pc=0x253ca8 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x265a01 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 1 gp=0x480061c0 m=nil [sleep]: runtime.gopark(0x48054ed0?, 0x17c1abe8224bb5b9?, 0x1e?, 0x58?, 0x28d700?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054eb0 sp=0x48054e90 pc=0x237b4e time.Sleep(0xf4240) /tmp/workdir-gnot/go/src/runtime/time.go:285 +0x110 fp=0x48054ef0 sp=0x48054eb0 pc=0x262af0 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:38 +0x91 fp=0x48054f48 sp=0x48054ef0 pc=0x28d911 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x23770b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x265a01 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x237b4e 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=0x2379a7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x265a01 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x237b4e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x2242b4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x2187e5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x265a01 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [runnable]: runtime.gopark(0x48018280?, 0x2ce920?, 0x1?, 0x0?, 0x48006a80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x237b4e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x409d20) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221c69 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:653 +0x3c fp=0x48057fc8 sp=0x48057fa8 pc=0x22223c runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218785 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x265a01 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x237b4e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x2177e7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x265a01 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [wait for GC cycle]: runtime.gopark(0x48051f18?, 0x48051f00?, 0xc0?, 0x92?, 0x48051f00?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f60 sp=0x48051f40 pc=0x237b4e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48051f90 sp=0x48051f60 pc=0x218a95 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48051fc8 sp=0x48051f90 pc=0x218947 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:26 +0x13 fp=0x48051fe0 sp=0x48051fc8 pc=0x28d993 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x265a01 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/gomaxprocs.go:24 +0x1e goroutine 7 gp=0x48007340 m=nil [chan receive]: runtime.gopark(0x48007340?, 0x17c1abe8284615bf?, 0x8?, 0x2f?, 0x250c94?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052ea8 sp=0x48052e88 pc=0x237b4e runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48052f20 sp=0x48052ea8 pc=0x20517c runtime.chanrecv1(0x4807c050?, 0x17c1abe8284615bf?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48052f48 sp=0x48052f20 pc=0x204d52 runtime.(*wakeableSleep).sleep(0x4801a018, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48052fa8 sp=0x48052f48 pc=0x253e11 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48052fe0 sp=0x48052fa8 pc=0x254925 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x265a01 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 9 gp=0x480076c0 m=nil [trace reader (blocked)]: runtime.gopark(0x4808af78?, 0x480260c0?, 0x38?, 0xaf?, 0x4808af90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808af38 sp=0x4808af18 pc=0x237b4e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x4808afa0 sp=0x4808af38 pc=0x2536b1 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x4808afe0 sp=0x4808afa0 pc=0x28d6e5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808afe8 sp=0x4808afe0 pc=0x265a01 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 10 gp=0x48007880 m=nil [GC worker (idle)]: runtime.gopark(0x4808bf68?, 0x17c1abe822501cf7?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808bf28 sp=0x4808bf08 pc=0x237b4e runtime.gcBgMarkWorker(0x4807e2a0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4808bfc8 sp=0x4808bf28 pc=0x21abac runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4808bfe0 sp=0x4808bfc8 pc=0x21aa85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808bfe8 sp=0x4808bfe0 pc=0x265a01 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 exit status: 'gomaxprocs 74106: 2' trace_test.go:571: exit status: 'go 74082: 1' --- FAIL: TestTraceStacks (3.91s) --- FAIL: TestTraceStacks/Default (3.91s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x25a64a] runtime stack: runtime.throw({0x2fd3ed?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe608 sp=0x7fffffffe5d8 pc=0x236205 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe688 sp=0x7fffffffe608 pc=0x232ca5 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48059008?, 0x7fffffffeb10?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffead0 sp=0x7fffffffe688 pc=0x25a64a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48059008?, 0x400000002?}, 0x7, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffeb60 sp=0x7fffffffead0 pc=0x259a7b runtime.park_m(0x48007180) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffebb8 sp=0x7fffffffeb60 pc=0x23fb5c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffebd0 sp=0x7fffffffebb8 pc=0x266f73 goroutine 6 gp=0x48007180 m=3 mp=0x48059008 [chan receive]: runtime.gopark(0x48007180?, 0x0?, 0x8?, 0x1f?, 0x253a33?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051ea8 sp=0x48051e88 pc=0x238d0e runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48051f20 sp=0x48051ea8 pc=0x2054dc runtime.chanrecv1(0x4807c050?, 0x17c1abe90f37f362?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48051f48 sp=0x48051f20 pc=0x2050b2 runtime.(*wakeableSleep).sleep(0x4801a048, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48051fa8 sp=0x48051f48 pc=0x256b71 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48051fe0 sp=0x48051fa8 pc=0x257685 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x268e61 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 1 gp=0x480061c0 m=nil [select]: runtime.gopark(0x480c9718?, 0x2?, 0xd0?, 0x95?, 0x480c96e4?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x480c9580 sp=0x480c9560 pc=0x238d0e runtime.selectgo(0x480c9718, 0x480c96e0, 0x17c1abe90931f34a?, 0x0, 0x48054710?, 0x1) /tmp/workdir-gnot/go/src/runtime/select.go:335 +0x7a5 fp=0x480c96a8 sp=0x480c9580 pc=0x249345 net.dialPlan9({0x3210a8, 0x468220}, {0x2f6817, 0x3}, {0x320eb8, 0x0}, {0x320eb8, 0x480802a0}) /tmp/workdir-gnot/go/src/net/ipsock_plan9.go:193 +0x250 fp=0x480c9778 sp=0x480c96a8 pc=0x2b9d10 net.(*sysDialer).doDialTCP(0x48000000, {0x3210a8?, 0x468220?}, 0x48054808?, 0x2aaf27?) /tmp/workdir-gnot/go/src/net/tcpsock_plan9.go:45 +0xd4 fp=0x480c97d8 sp=0x480c9778 pc=0x2c31b4 net.(*sysDialer).dialTCP(0x48054850?, {0x3210a8?, 0x468220?}, 0x25a5f6?, 0x48054850?) /tmp/workdir-gnot/go/src/net/tcpsock_plan9.go:28 +0x66 fp=0x480c9818 sp=0x480c97d8 pc=0x2c3066 net.(*sysDialer).dialSingle(0x48000000, {0x3210a8, 0x468220}, {0x320eb8, 0x480802a0}) /tmp/workdir-gnot/go/src/net/dial.go:670 +0x295 fp=0x480c98e8 sp=0x480c9818 pc=0x2ae355 net.(*sysDialer).dialSerial(0x48000000, {0x3210a8, 0x468220}, {0x4801e030?, 0x1, 0x4801e030?}) /tmp/workdir-gnot/go/src/net/dial.go:635 +0x272 fp=0x480c99f0 sp=0x480c98e8 pc=0x2adc32 net.(*sysDialer).dialParallel(0x4801e010?, {0x3210a8?, 0x468220?}, {0x4801e030?, 0x468220?, 0x2f68b1?}, {0x0?, 0x2f6817?, 0x0?}) /tmp/workdir-gnot/go/src/net/dial.go:536 +0x3e5 fp=0x480c9c08 sp=0x480c99f0 pc=0x2ad225 net.(*Dialer).DialContext(0x48054d60, {0x3210a8, 0x468220}, {0x2f6817, 0x3}, {0x4801c020, 0xf}) /tmp/workdir-gnot/go/src/net/dial.go:527 +0x711 fp=0x480c9d28 sp=0x480c9c08 pc=0x2acc51 net.(*Dialer).Dial(...) /tmp/workdir-gnot/go/src/net/dial.go:453 net.Dial({0x2f6817?, 0x48054e38?}, {0x4801c020?, 0x2?}) /tmp/workdir-gnot/go/src/net/dial.go:420 +0x65 fp=0x480c9e00 sp=0x480c9d28 pc=0x2ac4e5 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:114 +0x725 fp=0x480c9f48 sp=0x480c9e00 pc=0x2c74e5 runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x480c9fe0 sp=0x480c9f48 pc=0x2388cb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x480c9fe8 sp=0x480c9fe0 pc=0x268e61 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x238d0e 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=0x238b67 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x268e61 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x238d0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:318 +0xdf fp=0x48056fc8 sp=0x48056f80 pc=0x22503f runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x219525 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x268e61 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x31f738?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x238d0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40ad00) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x2229a9 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222f99 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x2194c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x268e61 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x238d0e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x218527 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x268e61 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 7 gp=0x48007340 m=nil [chan receive]: runtime.gopark(0x48007340?, 0x17c1abe938ea2e93?, 0x10?, 0x2f?, 0x2539f4?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x238d0e runtime.chanrecv(0x4807e230, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48052f28 sp=0x48052eb0 pc=0x2054dc runtime.chanrecv1(0x4807c0a0?, 0x17c1abe938ea2e93?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x2050b2 runtime.(*wakeableSleep).sleep(0x4801a060, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48052fb0 sp=0x48052f50 pc=0x256b71 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x48052fe0 sp=0x48052fb0 pc=0x256a08 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x268e61 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 8 gp=0x48007500 m=nil [trace reader (blocked)]: runtime.gopark(0x48053f78?, 0x480260c0?, 0x38?, 0x3f?, 0x48053f90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053f38 sp=0x48053f18 pc=0x238d0e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x48053fa0 sp=0x48053f38 pc=0x256411 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48053fe0 sp=0x48053fa0 pc=0x2c6c25 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x268e61 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 9 gp=0x480076c0 m=nil [select (no cases)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808cfa0 sp=0x4808cf80 pc=0x238d0e runtime.block() /tmp/workdir-gnot/go/src/runtime/select.go:103 +0x26 fp=0x4808cfd0 sp=0x4808cfa0 pc=0x248b86 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:33 +0xf fp=0x4808cfe0 sp=0x4808cfd0 pc=0x2c7a6f runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808cfe8 sp=0x4808cfe0 pc=0x268e61 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:32 +0xd4 goroutine 10 gp=0x48007880 m=nil [chan send (nil chan)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808df20 sp=0x4808df00 pc=0x238d0e runtime.chansend(0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:166 +0xda fp=0x4808df90 sp=0x4808df20 pc=0x2042ba runtime.chansend1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:146 +0x17 fp=0x4808dfc0 sp=0x4808df90 pc=0x2041d7 main.main.func2() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:37 +0x1c fp=0x4808dfe0 sp=0x4808dfc0 pc=0x2c7a9c runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808dfe8 sp=0x4808dfe0 pc=0x268e61 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:35 +0xe5 goroutine 11 gp=0x48007a40 m=nil [chan receive (nil chan)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ef20 sp=0x4808ef00 pc=0x238d0e runtime.chanrecv(0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:506 +0x199 fp=0x4808ef98 sp=0x4808ef20 pc=0x205259 runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x4808efc0 sp=0x4808ef98 pc=0x2050b2 main.main.func3() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:41 +0x17 fp=0x4808efe0 sp=0x4808efc0 pc=0x2c7ad7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808efe8 sp=0x4808efe0 pc=0x268e61 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:39 +0xf1 goroutine 22 gp=0x48090380 m=nil [runnable]: runtime.gopark(0x4808bbd0?, 0x2?, 0x60?, 0xba?, 0x4808bb6c?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808ba10 sp=0x4808b9f0 pc=0x238d0e runtime.selectgo(0x4808bbd0, 0x4808bb68, 0x2f6826?, 0x0, 0x13?, 0x1) /tmp/workdir-gnot/go/src/runtime/select.go:335 +0x7a5 fp=0x4808bb38 sp=0x4808ba10 pc=0x249345 net.query({0x3210a8, 0x468220}, {0x4801c085, 0x7}, {0x48028000, 0x13}, 0x80) /tmp/workdir-gnot/go/src/net/lookup_plan9.go:63 +0x1dc fp=0x4808bc28 sp=0x4808bb38 pc=0x2bd89c net.queryCS({0x3210a8, 0x468220}, {0x2f6817?, 0x0?}, {0x4801c044, 0x9}, {0x4801c080, 0x5}) /tmp/workdir-gnot/go/src/net/lookup_plan9.go:85 +0x151 fp=0x4808bcb0 sp=0x4808bc28 pc=0x2be151 net.queryCS1({0x3210a8, 0x468220}, {0x2f6817, 0x3}, {0x4801c060?, 0x10?, 0x10?}, 0xad1b?) /tmp/workdir-gnot/go/src/net/lookup_plan9.go:93 +0xfb fp=0x4808bd20 sp=0x4808bcb0 pc=0x2be2bb net.startPlan9({0x3210a8?, 0x468220?}, {0x2f6817?, 0x0?}, {0x320eb8?, 0x480802a0?}) /tmp/workdir-gnot/go/src/net/ipsock_plan9.go:129 +0xe8 fp=0x4808bdb0 sp=0x4808bd20 pc=0x2b96c8 net.dialPlan9Blocking({0x3210a8, 0x468220}, {0x2f6817, 0x3}, {0x320eb8, 0x0}, {0x320eb8, 0x480802a0}) /tmp/workdir-gnot/go/src/net/ipsock_plan9.go:205 +0xe5 fp=0x4808bf30 sp=0x4808bdb0 pc=0x2ba125 net.dialPlan9.func2() /tmp/workdir-gnot/go/src/net/ipsock_plan9.go:184 +0x52 fp=0x4808bfe0 sp=0x4808bf30 pc=0x2b9f12 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808bfe8 sp=0x4808bfe0 pc=0x268e61 created by net.dialPlan9 in goroutine 1 /tmp/workdir-gnot/go/src/net/ipsock_plan9.go:183 +0x1ac goroutine 19 gp=0x48090700 m=2 mp=0x48058808 [syscall]: syscall.Syscall(0xe, 0x48028270, 0x0, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:21 +0x10 fp=0x48097be8 sp=0x48097b30 pc=0x2828b0 syscall.open({0x48028258?, 0x26a3db?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:61 +0xde fp=0x48097c60 sp=0x48097be8 pc=0x281fbe syscall.Open({0x48028258, 0x11}, 0x0) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:396 +0xa5 fp=0x48097cc0 sp=0x48097c60 pc=0x281a45 os.openFileNolog({0x48028258, 0x11}, 0x0, 0x0) /tmp/workdir-gnot/go/src/os/file_plan9.go:120 +0xd1 fp=0x48097d28 sp=0x48097cc0 pc=0x28fe31 os.OpenFile({0x48028258, 0x11}, 0x0, 0x0) /tmp/workdir-gnot/go/src/os/file.go:374 +0x3e fp=0x48097d58 sp=0x48097d28 pc=0x28f7be os.Open(...) /tmp/workdir-gnot/go/src/os/file.go:354 net.(*netFD).acceptPlan9(0x480000c0) /tmp/workdir-gnot/go/src/net/ipsock_plan9.go:261 +0x185 fp=0x48097ef0 sp=0x48097d58 pc=0x2bb045 net.(*TCPListener).accept(0x48026240) /tmp/workdir-gnot/go/src/net/tcpsock_plan9.go:55 +0x1e fp=0x48097f40 sp=0x48097ef0 pc=0x2c331e net.(*TCPListener).Accept(0x48026240) /tmp/workdir-gnot/go/src/net/tcpsock.go:369 +0x45 fp=0x48097f70 sp=0x48097f40 pc=0x2c2ce5 main.main.func10() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:81 +0x22 fp=0x48097fe0 sp=0x48097f70 pc=0x2c7742 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48097fe8 sp=0x48097fe0 pc=0x268e61 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:80 +0x465 goroutine 20 gp=0x480908c0 m=0 mp=0x40b360 [syscall]: syscall.Syscall6(0x32, 0x4, 0x48098fc7, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x48098e78 sp=0x48098dc0 pc=0x282950 syscall.Pread(0x48026280?, {0x48098fc7?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x48098ef0 sp=0x48098e78 pc=0x28257e syscall.Read(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:170 os.(*File).read(0x48040060, {0x48098fc7, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file_plan9.go:291 +0xeb fp=0x48098f60 sp=0x48098ef0 pc=0x2904ab os.(*File).Read(0x48040060, {0x48098fc7, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x48098fa0 sp=0x48098f60 pc=0x28f285 main.main.func11() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:97 +0x32 fp=0x48098fe0 sp=0x48098fa0 pc=0x2c7632 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48098fe8 sp=0x48098fe0 pc=0x268e61 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stacks.go:95 +0x5c6 goroutine 21 gp=0x48090e00 m=nil [GC worker (idle)]: runtime.gopark(0x48099f68?, 0x17c1abe902efdb85?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48099f28 sp=0x48099f08 pc=0x238d0e runtime.gcBgMarkWorker(0x4807e4d0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48099fc8 sp=0x48099f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48099fe0 sp=0x48099fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48099fe8 sp=0x48099fe0 pc=0x268e61 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 exit status: 'stacks 74150: 2' trace_test.go:571: exit status: 'go 74109: 1' --- FAIL: TestTraceStress (3.46s) --- FAIL: TestTraceStress/Default (3.45s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution fatal error: unexpected signal during runtime execution [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a64a] runtime stack: runtime.throw({0x2fc4df?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe178 sp=0x7fffffffe148 pc=0x236205 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe1f8 sp=0x7fffffffe178 pc=0x232ca5 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48380008?, 0x48044508?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe640 sp=0x7fffffffe1f8 pc=0x25a64a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48380008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe6d0 sp=0x7fffffffe640 pc=0x259a7b runtime.park_m(0x48502e00) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe728 sp=0x7fffffffe6d0 pc=0x23fb5c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe740 sp=0x7fffffffe728 pc=0x266c33 goroutine 25 gp=0x48502e00 m=5 mp=0x48380008 [GC worker (idle)]: runtime.gopark(0x468ba0?, 0x1?, 0xa6?, 0x3e?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4850af28 sp=0x4850af08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4850afc8 sp=0x4850af28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850afe0 sp=0x4850afc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850afe8 sp=0x4850afe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 1 gp=0x480061c0 m=nil [wait for GC cycle]: runtime.gopark(0x48054d98?, 0x48054d80?, 0x0?, 0xa0?, 0x48054d80?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054de0 sp=0x48054dc0 pc=0x238d0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48054e10 sp=0x48054de0 pc=0x2197d5 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48054e48 sp=0x48054e10 pc=0x219687 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:71 +0x2fb fp=0x48054f48 sp=0x48054e48 pc=0x2c68fb runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x2388cb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x268b21 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x238d0e 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=0x238b67 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x268b21 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x238d0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224ff4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x219525 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x268b21 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x31e678?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x238d0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40ad00) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x2229a9 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222f99 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x2194c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x268b21 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x238d0e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x218527 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x268b21 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [chan receive]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051f18 sp=0x48051ef8 pc=0x238d0e runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48051f90 sp=0x48051f18 pc=0x2054dc runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48051fb8 sp=0x48051f90 pc=0x2050b2 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:29 +0x25 fp=0x48051fe0 sp=0x48051fb8 pc=0x2c7185 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x268b21 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:28 +0xd2 goroutine 7 gp=0x48007340 m=0 mp=0x40b360 [syscall]: syscall.Syscall6(0x32, 0x3, 0x48052fbf, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x48052e70 sp=0x48052db8 pc=0x282310 syscall.Pread(0x48026140?, {0x48052fbf?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x48052ee8 sp=0x48052e70 pc=0x281f3e syscall.Read(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:170 os.(*File).read(0x48040040, {0x48052fbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file_plan9.go:291 +0xeb fp=0x48052f58 sp=0x48052ee8 pc=0x28fe6b os.(*File).Read(0x48040040, {0x48052fbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x48052f98 sp=0x48052f58 pc=0x28ec45 main.main.func3() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:45 +0x3b fp=0x48052fe0 sp=0x48052f98 pc=0x2c70bb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x268b21 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:43 +0x213 goroutine 8 gp=0x48007500 m=nil [chan receive]: runtime.gopark(0x48007500?, 0x0?, 0x8?, 0x3f?, 0x253a33?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053ea8 sp=0x48053e88 pc=0x238d0e runtime.chanrecv(0x4807e150, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48053f20 sp=0x48053ea8 pc=0x2054dc runtime.chanrecv1(0x4807c0a0?, 0x17c1abe9d16fb07d?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48053f48 sp=0x48053f20 pc=0x2050b2 runtime.(*wakeableSleep).sleep(0x4801a060, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48053fa8 sp=0x48053f48 pc=0x256b71 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48053fe0 sp=0x48053fa8 pc=0x257685 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x268b21 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 9 gp=0x480076c0 m=nil [runnable]: runtime.semacquire1(0x400148?, 0x0?, 0x0?, 0x0?, 0x12?) /tmp/workdir-gnot/go/src/runtime/sema.go:114 +0x339 fp=0x4808ce78 sp=0x4808ce70 pc=0x24a539 runtime.semacquire(...) /tmp/workdir-gnot/go/src/runtime/sema.go:111 runtime.traceAdvance(0x0) /tmp/workdir-gnot/go/src/runtime/trace2.go:596 +0x72c fp=0x4808cfb0 sp=0x4808ce78 pc=0x25594c runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:921 +0x2f fp=0x4808cfe0 sp=0x4808cfb0 pc=0x256a0f runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808cfe8 sp=0x4808cfe0 pc=0x268b21 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 10 gp=0x48007880 m=nil [trace reader (blocked)]: runtime.gopark(0x4808df78?, 0x480260c0?, 0x38?, 0xdf?, 0x4808df90?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808df38 sp=0x4808df18 pc=0x238d0e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x4808dfa0 sp=0x4808df38 pc=0x256411 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x4808dfe0 sp=0x4808dfa0 pc=0x2c6465 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808dfe8 sp=0x4808dfe0 pc=0x268b21 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 17 gp=0x48502000 m=nil [runnable, locked to thread]: runtime.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=0x48088fe0 sp=0x48088fb8 pc=0x2c7025 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48088fe8 sp=0x48088fe0 pc=0x268b21 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress.go:59 +0x2f6 goroutine 18 gp=0x485021c0 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48089f28 sp=0x48089f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48089fc8 sp=0x48089f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48089fe0 sp=0x48089fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48089fe8 sp=0x48089fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 19 gp=0x48502380 m=nil [GC worker (idle)]: runtime.gopark(0x4808af68?, 0x17c1abe9c4f7f609?, 0x40?, 0x71?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808af28 sp=0x4808af08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4808afc8 sp=0x4808af28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4808afe0 sp=0x4808afc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808afe8 sp=0x4808afe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 20 gp=0x48502540 m=nil [GC worker (idle)]: runtime.gopark(0x4808bf68?, 0x17c1abe9cbb2b664?, 0x3?, 0x29?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4808bf28 sp=0x4808bf08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4808bfc8 sp=0x4808bf28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4808bfe0 sp=0x4808bfc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808bfe8 sp=0x4808bfe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 21 gp=0x48502700 m=10 mp=0x48580008 [GC worker (idle)]: runtime.gopark(0x4850ef68?, 0x17c1abe9c7f35b1a?, 0xa5?, 0xa5?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4850ef28 sp=0x4850ef08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4850efc8 sp=0x4850ef28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850efe0 sp=0x4850efc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850efe8 sp=0x4850efe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 22 gp=0x485028c0 m=3 mp=0x48059008 [GC mark termination]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x4850fe90 sp=0x4850fe80 pc=0x266c48 runtime.forEachP(...) /tmp/workdir-gnot/go/src/runtime/proc.go:1896 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:826 +0x158 fp=0x4850ff28 sp=0x4850fe90 pc=0x21a198 runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1469 +0x3a5 fp=0x4850ffc8 sp=0x4850ff28 pc=0x21bba5 runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850ffe0 sp=0x4850ffc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850ffe8 sp=0x4850ffe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 23 gp=0x48502a80 m=nil [GC worker (idle)]: runtime.gopark(0x468ba0?, 0x3?, 0xee?, 0xc0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48510f28 sp=0x48510f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48510fc8 sp=0x48510f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48510fe0 sp=0x48510fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48510fe8 sp=0x48510fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 24 gp=0x48502c40 m=11 mp=0x48600008 [GC worker (idle)]: runtime.gopark(0x48511f68?, 0x17c1abe9cbc15081?, 0xdd?, 0x9d?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48511f28 sp=0x48511f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48511fc8 sp=0x48511f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48511fe0 sp=0x48511fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48511fe8 sp=0x48511fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 26 gp=0x48502fc0 m=nil [GC worker (idle)]: runtime.gopark(0x4850bf68?, 0x17c1abe9c4fc46d6?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4850bf28 sp=0x4850bf08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4850bfc8 sp=0x4850bf28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850bfe0 sp=0x4850bfc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850bfe8 sp=0x4850bfe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 27 gp=0x48503180 m=nil [GC worker (idle)]: runtime.gopark(0x468ba0?, 0x1?, 0x43?, 0xbd?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4850cf28 sp=0x4850cf08 pc=0x238d0e runtime.gcBgMarkWorker(0x48504000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x4850cfc8 sp=0x4850cf28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4850cfe0 sp=0x4850cfc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4850cfe8 sp=0x4850cfe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a64a] runtime stack: runtime.throw({0x2fc4df?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe310 sp=0x7fffffffe2e0 pc=0x236205 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe390 sp=0x7fffffffe310 pc=0x232ca5 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48580008?, 0x48094a08?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe7d8 sp=0x7fffffffe390 pc=0x25a64a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48580008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe868 sp=0x7fffffffe7d8 pc=0x259a7b runtime.park_m(0x48502700) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe8c0 sp=0x7fffffffe868 pc=0x23fb5c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe8d8 sp=0x7fffffffe8c0 pc=0x266c33 [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a64a] runtime stack: runtime.throw({0x2fc4df?, 0x468100?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe140 sp=0x7fffffffe110 pc=0x236205 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe1c0 sp=0x7fffffffe140 pc=0x232ca5 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48600008?, 0x48096f08?, 0x2) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffe608 sp=0x7fffffffe1c0 pc=0x25a64a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48600008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffe698 sp=0x7fffffffe608 pc=0x259a7b runtime.park_m(0x48502c40) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffe6f0 sp=0x7fffffffe698 pc=0x23fb5c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffe708 sp=0x7fffffffe6f0 pc=0x266c33 exit status: 'stress 74178: 2' trace_test.go:571: exit status: 'go 74155: 1' --- FAIL: TestTraceStressStartStop (1.81s) --- FAIL: TestTraceStressStartStop/Default (1.81s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: fault read code=0x0 addr=0x0 pc=0x25a64a] runtime stack: runtime.throw({0x2fd296?, 0x468120?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffd838 sp=0x7fffffffd808 pc=0x236205 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffd8b8 sp=0x7fffffffd838 pc=0x232ca5 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x48580008?, 0x48088508?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffdd00 sp=0x7fffffffd8b8 pc=0x25a64a runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.GoPark({0x48580008?, 0x400000002?}, 0xa, 0x0) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:442 +0x9b fp=0x7fffffffdd90 sp=0x7fffffffdd00 pc=0x259a7b runtime.park_m(0x484828c0) /tmp/workdir-gnot/go/src/runtime/proc.go:3968 +0x7c fp=0x7fffffffdde8 sp=0x7fffffffdd90 pc=0x23fb5c runtime.mcall() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:458 +0x53 fp=0x7fffffffde00 sp=0x7fffffffdde8 pc=0x266c33 goroutine 20 gp=0x484828c0 m=10 mp=0x48580008 [GC worker (idle)]: runtime.gopark(0x48099f68?, 0x17c1abea44426826?, 0x7b?, 0xc1?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48099f28 sp=0x48099f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48099fc8 sp=0x48099f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48099fe0 sp=0x48099fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48099fe8 sp=0x48099fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 1 gp=0x480061c0 m=nil [runnable]: runtime.gcTrigger.test({0x0?, 0x0?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/mgc.go:567 +0xdc fp=0x4849fb98 sp=0x4849fb90 pc=0x21991c runtime.mallocgc(0x20, 0x2ec520, 0x1) /tmp/workdir-gnot/go/src/runtime/malloc.go:1307 +0x825 fp=0x4849fc20 sp=0x4849fb98 pc=0x20d1a5 runtime.growslice(0x0, 0x1?, 0x0?, 0x1?, 0x2ec520) /tmp/workdir-gnot/go/src/runtime/slice.go:250 +0x55d fp=0x4849fc90 sp=0x4849fc20 pc=0x24bc3d runtime.traceAdvance.func1(0x0?) /tmp/workdir-gnot/go/src/runtime/trace2.go:374 +0x176 fp=0x4849fd30 sp=0x4849fc90 pc=0x256096 runtime.forEachGRace(0x4849fe50) /tmp/workdir-gnot/go/src/runtime/proc.go:677 +0x49 fp=0x4849fd60 sp=0x4849fd30 pc=0x239909 runtime.traceAdvance(0x1) /tmp/workdir-gnot/go/src/runtime/trace2.go:331 +0xd8 fp=0x4849fe98 sp=0x4849fd60 pc=0x2552f8 runtime.StopTrace(...) /tmp/workdir-gnot/go/src/runtime/trace2.go:294 runtime/trace.Stop() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:148 +0x95 fp=0x4849fed0 sp=0x4849fe98 pc=0x2c6c95 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:163 +0xbc fp=0x4849ff48 sp=0x4849fed0 pc=0x2c6ddc runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x4849ffe0 sp=0x4849ff48 pc=0x2388cb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4849ffe8 sp=0x4849ffe0 pc=0x268b21 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x238d0e 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=0x238b67 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x268b21 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x238d0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x224ff4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x219525 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x268b21 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x31f4b8?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x238d0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x40ad20) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x2229a9 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222f99 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x2194c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x268b21 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x238d0e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x218527 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x268b21 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [wait for GC cycle]: runtime.gopark(0x48051e28?, 0x48051e10?, 0x0?, 0xa0?, 0x48051e10?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051e70 sp=0x48051e50 pc=0x238d0e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48051ea0 sp=0x48051e70 pc=0x2197d5 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48051ed8 sp=0x48051ea0 pc=0x219687 main.main.func1() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:72 +0x250 fp=0x48051fe0 sp=0x48051ed8 pc=0x2c7110 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x268b21 created by main.main in goroutine 1 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:28 +0xa9 goroutine 7 gp=0x48007340 m=nil [chan receive]: runtime.gopark(0x48007340?, 0x17c1abea494feda0?, 0x8?, 0x2f?, 0x253a33?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052ea8 sp=0x48052e88 pc=0x238d0e runtime.chanrecv(0x4807e150, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48052f20 sp=0x48052ea8 pc=0x2054dc runtime.chanrecv1(0x4807c050?, 0x17c1abea494feda0?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48052f48 sp=0x48052f20 pc=0x2050b2 runtime.(*wakeableSleep).sleep(0x4801a048, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48052fa8 sp=0x48052f48 pc=0x256b71 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48052fe0 sp=0x48052fa8 pc=0x257685 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x268b21 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 8 gp=0x48007500 m=nil [chan receive]: runtime.gopark(0x48007500?, 0x17c1abea6d0e078e?, 0x10?, 0x3f?, 0x253a33?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053eb0 sp=0x48053e90 pc=0x238d0e runtime.chanrecv(0x4807e2a0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48053f28 sp=0x48053eb0 pc=0x2054dc runtime.chanrecv1(0x4807c0a0?, 0x17c1abea6d0e078e?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48053f50 sp=0x48053f28 pc=0x2050b2 runtime.(*wakeableSleep).sleep(0x4801a060, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48053fb0 sp=0x48053f50 pc=0x256b71 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x48053fe0 sp=0x48053fb0 pc=0x256a08 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x268b21 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 9 gp=0x480076c0 m=nil [trace reader (blocked)]: runtime.gopark(0x4809af78?, 0x26a09b?, 0x7d?, 0xfc?, 0x45bbf020?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809af38 sp=0x4809af18 pc=0x238d0e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x4809afa0 sp=0x4809af38 pc=0x256411 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x4809afe0 sp=0x4809afa0 pc=0x2c6b85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809afe8 sp=0x4809afe0 pc=0x268b21 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 goroutine 10 gp=0x48007880 m=nil [chan receive]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x4809bf18 sp=0x4809bef8 pc=0x238d0e runtime.chanrecv(0x4807e310, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x4809bf90 sp=0x4809bf18 pc=0x2054dc runtime.chanrecv1(0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x4809bfb8 sp=0x4809bf90 pc=0x2050b2 main.main.func1.2() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:38 +0x25 fp=0x4809bfe0 sp=0x4809bfb8 pc=0x2c7a85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809bfe8 sp=0x4809bfe0 pc=0x268b21 created by main.main.func1 in goroutine 6 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:37 +0x11a goroutine 11 gp=0x48007a40 m=0 mp=0x40b380 [syscall]: syscall.Syscall6(0x32, 0x3, 0x4809cfbf, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) /tmp/workdir-gnot/go/src/syscall/asm_plan9_amd64.s:63 +0x10 fp=0x4809ce70 sp=0x4809cdb8 pc=0x282a30 syscall.Pread(0x48026180?, {0x4809cfbf?, 0x0?, 0x0?}, 0x0?) /tmp/workdir-gnot/go/src/syscall/zsyscall_plan9_amd64.go:218 +0x5e fp=0x4809cee8 sp=0x4809ce70 pc=0x28265e syscall.Read(...) /tmp/workdir-gnot/go/src/syscall/syscall_plan9.go:170 os.(*File).read(0x48040040, {0x4809cfbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file_plan9.go:291 +0xeb fp=0x4809cf58 sp=0x4809cee8 pc=0x29058b os.(*File).Read(0x48040040, {0x4809cfbf, 0x1, 0x1}) /tmp/workdir-gnot/go/src/os/file.go:118 +0x65 fp=0x4809cf98 sp=0x4809cf58 pc=0x28f365 main.main.func1.4() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:54 +0x3b fp=0x4809cfe0 sp=0x4809cf98 pc=0x2c79bb runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4809cfe8 sp=0x4809cfe0 pc=0x268b21 created by main.main.func1 in goroutine 6 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:52 +0x205 goroutine 17 gp=0x48482380 m=nil [runnable, locked to thread]: runtime.Gosched(...) /tmp/workdir-gnot/go/src/runtime/proc.go:342 main.main.func1.5() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:67 +0x65 fp=0x48096fe0 sp=0x48096fb8 pc=0x2c7925 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48096fe8 sp=0x48096fe0 pc=0x268b21 created by main.main.func1 in goroutine 6 /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/stress-start-stop.go:60 +0x24b goroutine 18 gp=0x48482540 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48097f28 sp=0x48097f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48097fc8 sp=0x48097f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48097fe0 sp=0x48097fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48097fe8 sp=0x48097fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 19 gp=0x48482700 m=nil [GC worker (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48098f28 sp=0x48098f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x48098fc8 sp=0x48098f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x48098fe0 sp=0x48098fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48098fe8 sp=0x48098fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 21 gp=0x48482a80 m=nil [GC worker (idle)]: runtime.gopark(0x484a2f68?, 0x17c1abea4410409b?, 0x1f?, 0x8f?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a2f28 sp=0x484a2f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x484a2fc8 sp=0x484a2f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x484a2fe0 sp=0x484a2fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a2fe8 sp=0x484a2fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 22 gp=0x48482c40 m=nil [GC worker (idle)]: runtime.gopark(0x468bc0?, 0x3?, 0x38?, 0xd1?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a3f28 sp=0x484a3f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x484a3fc8 sp=0x484a3f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x484a3fe0 sp=0x484a3fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a3fe8 sp=0x484a3fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 23 gp=0x48482e00 m=nil [GC worker (idle)]: runtime.gopark(0x484a4f68?, 0x17c1abea33cd56c1?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a4f28 sp=0x484a4f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x484a4fc8 sp=0x484a4f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x484a4fe0 sp=0x484a4fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a4fe8 sp=0x484a4fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 24 gp=0x48482fc0 m=nil [GC worker (idle)]: runtime.gopark(0x484a5f68?, 0x17c1abea4442fc8b?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x484a5f28 sp=0x484a5f08 pc=0x238d0e runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1333 +0xec fp=0x484a5fc8 sp=0x484a5f28 pc=0x21b8ec runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x484a5fe0 sp=0x484a5fc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x484a5fe8 sp=0x484a5fe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 25 gp=0x48483180 m=nil [runnable]: runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:803 +0x37c fp=0x4849ef28 sp=0x4849ef20 pc=0x21a3bc runtime.gcBgMarkWorker(0x48498000) /tmp/workdir-gnot/go/src/runtime/mgc.go:1469 +0x3a5 fp=0x4849efc8 sp=0x4849ef28 pc=0x21bba5 runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4849efe0 sp=0x4849efc8 pc=0x21b7c5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4849efe8 sp=0x4849efe0 pc=0x268b21 created by runtime.gcBgMarkStartWorkers in goroutine 6 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 exit status: 'stress-start-stop 74221: 2' trace_test.go:571: exit status: 'go 74197: 1' --- FAIL: TestTraceManyStartStop (1.33s) --- FAIL: TestTraceManyStartStop/Default (1.33s) trace_test.go:569: stderr: fatal error: unexpected signal during runtime execution [signal sys: trap: code=0x0 addr=0x0 pc=0x2577aa] runtime stack: runtime.throw({0x2b2b1b?, 0x0?}) /tmp/workdir-gnot/go/src/runtime/panic.go:1021 +0x65 fp=0x7fffffffe8c0 sp=0x7fffffffe890 pc=0x235045 runtime.sigpanic() /tmp/workdir-gnot/go/src/runtime/os_plan9.go:75 +0x4a5 fp=0x7fffffffe940 sp=0x7fffffffe8c0 pc=0x231f65 runtime.fpTracebackPCs(...) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:219 runtime.traceStack(0x457050?, 0x1?, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2stack.go:70 +0x1ca fp=0x7fffffffed88 sp=0x7fffffffe940 pc=0x2577aa runtime.traceLocker.stack(...) /tmp/workdir-gnot/go/src/runtime/trace2event.go:171 runtime.traceLocker.STWStart({0x40a3a0?, 0x4808af20?}, 0x1) /tmp/workdir-gnot/go/src/runtime/trace2runtime.go:318 +0xad fp=0x7fffffffee10 sp=0x7fffffffed88 pc=0x25620d runtime.stopTheWorldWithSema(0x1) /tmp/workdir-gnot/go/src/runtime/proc.go:1453 +0x56 fp=0x7fffffffeec0 sp=0x7fffffffee10 pc=0x23a096 runtime.gcMarkDone.func2() /tmp/workdir-gnot/go/src/runtime/mgc.go:863 +0x25 fp=0x7fffffffeee0 sp=0x7fffffffeec0 pc=0x2197e5 runtime.systemstack(0x409de0) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:509 +0x4d fp=0x7fffffffeef0 sp=0x7fffffffeee0 pc=0x26390d goroutine 9 gp=0x480076c0 m=0 mp=0x40a3a0 [running]: runtime.systemstack_switch() /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:474 +0x8 fp=0x4808ae90 sp=0x4808ae80 pc=0x2638a8 runtime.gcMarkDone() /tmp/workdir-gnot/go/src/runtime/mgc.go:862 +0x247 fp=0x4808af28 sp=0x4808ae90 pc=0x219547 runtime.gcBgMarkWorker(0x4807e2a0) /tmp/workdir-gnot/go/src/runtime/mgc.go:1469 +0x3a5 fp=0x4808afc8 sp=0x4808af28 pc=0x21ae65 runtime.gcBgMarkStartWorkers.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x25 fp=0x4808afe0 sp=0x4808afc8 pc=0x21aa85 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x4808afe8 sp=0x4808afe0 pc=0x265781 created by runtime.gcBgMarkStartWorkers in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:1249 +0x105 goroutine 1 gp=0x480061c0 m=nil [wait for GC cycle]: runtime.gopark(0x48054e48?, 0x48054e30?, 0xc0?, 0x92?, 0x48054e30?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48054e90 sp=0x48054e70 pc=0x237b4e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.gcWaitOnMark(0x1) /tmp/workdir-gnot/go/src/runtime/mgc.go:524 +0x55 fp=0x48054ec0 sp=0x48054e90 pc=0x218a95 runtime.GC() /tmp/workdir-gnot/go/src/runtime/mgc.go:468 +0x47 fp=0x48054ef8 sp=0x48054ec0 pc=0x218947 main.main() /tmp/workdir-gnot/go/src/internal/trace/v2/testdata/testprog/many-start-stop.go:28 +0x1b fp=0x48054f48 sp=0x48054ef8 pc=0x28dc1b runtime.main() /tmp/workdir-gnot/go/src/runtime/proc.go:271 +0x2cb fp=0x48054fe0 sp=0x48054f48 pc=0x23770b runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48054fe8 sp=0x48054fe0 pc=0x265781 goroutine 2 gp=0x48006700 m=nil [force gc (idle)]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48055fa0 sp=0x48055f80 pc=0x237b4e 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=0x2379a7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48055fe8 sp=0x48055fe0 pc=0x265781 created by runtime.init.6 in goroutine 1 /tmp/workdir-gnot/go/src/runtime/proc.go:314 +0x1a goroutine 3 gp=0x480068c0 m=nil [GC sweep wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48056f80 sp=0x48056f60 pc=0x237b4e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.bgsweep(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcsweep.go:278 +0x94 fp=0x48056fc8 sp=0x48056f80 pc=0x2242b4 runtime.gcenable.gowrap1() /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x25 fp=0x48056fe0 sp=0x48056fc8 pc=0x2187e5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48056fe8 sp=0x48056fe0 pc=0x265781 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:203 +0x66 goroutine 4 gp=0x48006a80 m=nil [GC scavenge wait]: runtime.gopark(0x10000?, 0x2cf088?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48057f78 sp=0x48057f58 pc=0x237b4e runtime.goparkunlock(...) /tmp/workdir-gnot/go/src/runtime/proc.go:408 runtime.(*scavengerState).park(0x409d40) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0x48057fa8 sp=0x48057f78 pc=0x221c69 runtime.bgscavenge(0x48018280) /tmp/workdir-gnot/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0x48057fc8 sp=0x48057fa8 pc=0x222259 runtime.gcenable.gowrap2() /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0x25 fp=0x48057fe0 sp=0x48057fc8 pc=0x218785 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48057fe8 sp=0x48057fe0 pc=0x265781 created by runtime.gcenable in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mgc.go:204 +0xa5 goroutine 5 gp=0x48006fc0 m=nil [finalizer wait]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48050e20 sp=0x48050e00 pc=0x237b4e runtime.runfinq() /tmp/workdir-gnot/go/src/runtime/mfinal.go:194 +0x107 fp=0x48050fe0 sp=0x48050e20 pc=0x2177e7 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48050fe8 sp=0x48050fe0 pc=0x265781 created by runtime.createfing in goroutine 1 /tmp/workdir-gnot/go/src/runtime/mfinal.go:164 +0x3d goroutine 6 gp=0x48007180 m=nil [chan receive]: runtime.gopark(0x48007180?, 0x17c1abea9a48ef45?, 0x8?, 0x1f?, 0x250b93?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48051ea8 sp=0x48051e88 pc=0x237b4e runtime.chanrecv(0x4807e0e0, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48051f20 sp=0x48051ea8 pc=0x20517c runtime.chanrecv1(0x4807c050?, 0x17c1abea9a48ef45?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48051f48 sp=0x48051f20 pc=0x204d52 runtime.(*wakeableSleep).sleep(0x4801a018, 0x5f5e100) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48051fa8 sp=0x48051f48 pc=0x253cd1 runtime.traceStartReadCPU.func1() /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:56 +0x45 fp=0x48051fe0 sp=0x48051fa8 pc=0x2547e5 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48051fe8 sp=0x48051fe0 pc=0x265781 created by runtime.traceStartReadCPU in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2cpu.go:44 +0x146 goroutine 7 gp=0x48007340 m=nil [chan receive]: runtime.gopark(0x48007340?, 0x17c1abeacfee6719?, 0x10?, 0x2f?, 0x250b54?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48052eb0 sp=0x48052e90 pc=0x237b4e runtime.chanrecv(0x4807e230, 0x0, 0x1) /tmp/workdir-gnot/go/src/runtime/chan.go:629 +0x41c fp=0x48052f28 sp=0x48052eb0 pc=0x20517c runtime.chanrecv1(0x4807c0a0?, 0x17c1abeacfee6719?) /tmp/workdir-gnot/go/src/runtime/chan.go:479 +0x12 fp=0x48052f50 sp=0x48052f28 pc=0x204d52 runtime.(*wakeableSleep).sleep(0x4801a030, 0x3b9aca00) /tmp/workdir-gnot/go/src/runtime/trace2.go:981 +0xb1 fp=0x48052fb0 sp=0x48052f50 pc=0x253cd1 runtime.(*traceAdvancerState).start.func1() /tmp/workdir-gnot/go/src/runtime/trace2.go:918 +0x28 fp=0x48052fe0 sp=0x48052fb0 pc=0x253b68 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48052fe8 sp=0x48052fe0 pc=0x265781 created by runtime.(*traceAdvancerState).start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace2.go:915 +0x15a goroutine 8 gp=0x48007500 m=nil [trace reader (blocked)]: runtime.gopark(0x48053f78?, 0x266cbb?, 0xc0?, 0x41?, 0x4801c320?) /tmp/workdir-gnot/go/src/runtime/proc.go:402 +0xce fp=0x48053f38 sp=0x48053f18 pc=0x237b4e runtime.ReadTrace() /tmp/workdir-gnot/go/src/runtime/trace2.go:716 +0x31 fp=0x48053fa0 sp=0x48053f38 pc=0x253571 runtime/trace.Start.func1() /tmp/workdir-gnot/go/src/runtime/trace/trace.go:130 +0x45 fp=0x48053fe0 sp=0x48053fa0 pc=0x28da65 runtime.goexit({}) /tmp/workdir-gnot/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0x48053fe8 sp=0x48053fe0 pc=0x265781 created by runtime/trace.Start in goroutine 1 /tmp/workdir-gnot/go/src/runtime/trace/trace.go:128 +0xf6 exit status: 'many-start-stop 74257: 2' trace_test.go:571: exit status: 'go 74233: 1' FAIL FAIL internal/trace/v2 41.197s ok internal/trace/v2/internal/oldtrace 0.200s ok internal/types/errors 2.632s FAIL go tool dist: Failed: exit status: 'go 73575: 1'