fatal error: fault [signal SIGSEGV: segmentation violation code=0x1 addr=0x7f7fd02ee000 pc=0x46b7f7] goroutine 24 [running]: runtime.throw({0xba1e95?, 0xcb99b0?}) /usr/local/go/src/runtime/panic.go:1047 +0x5d fp=0xc0013af378 sp=0xc0013af348 pc=0x435b7d runtime.sigpanic() /usr/local/go/src/runtime/signal_unix.go:851 +0x28a fp=0xc0013af3d8 sp=0xc0013af378 pc=0x44c64a runtime.memmove() /usr/local/go/src/runtime/memmove_amd64.s:374 +0x437 fp=0xc0013af3e0 sp=0xc0013af3d8 pc=0x46b7f7 github.com/google/syzkaller/prog.(*execContext).writeArg(0xc0013af9c0, {0xcb99b0?, 0xc001468d50?}) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:300 +0x97d fp=0xc0013af4e8 sp=0xc0013af3e0 pc=0x74a1bd github.com/google/syzkaller/prog.(*execContext).writeCopyin.func1({0xcb99b0, 0xc001468d50}, 0x1?) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:172 +0x313 fp=0xc0013af548 sp=0xc0013af4e8 pc=0x7488d3 github.com/google/syzkaller/prog.foreachArgImpl({0xcb99b0?, 0xc001468d50?}, 0xc0014c0c80, 0xc0013af8c0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:134 +0x139 fp=0xc0013af6d0 sp=0xc0013af548 pc=0x736299 github.com/google/syzkaller/prog.foreachArgImpl({0xcb9a30?, 0xc001468d80?}, 0xc0014c0c80, 0xc0013af8c0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:170 +0x2ce fp=0xc0013af858 sp=0xc0013af6d0 pc=0x73642e github.com/google/syzkaller/prog.ForeachArg(0xc001204460, 0xc000007380?) /syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:127 +0xde fp=0xc0013af8b0 sp=0xc0013af858 pc=0x7360fe github.com/google/syzkaller/prog.(*execContext).writeCopyin(0xc0013af920?, 0x46547b?) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:153 +0x38 fp=0xc0013af8e0 sp=0xc0013af8b0 pc=0x748598 github.com/google/syzkaller/prog.(*execContext).serializeCall(0xc0013af9c0, 0xc001204460) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:88 +0x2d fp=0xc0013af960 sp=0xc0013af8e0 pc=0x747e8d github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc0014c0a00, {0x7f7fd02ea000, 0x400000, 0x400000}) /syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:76 +0x165 fp=0xc0013afb68 sp=0xc0013af960 pc=0x747d25 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000b5ae10, 0xbba273?, 0xc0014c0a00) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:257 +0x57 fp=0xc0013afc48 sp=0xc0013afb68 pc=0x9ac077 main.(*Proc).executeRaw(0xc00143c200, 0xc0013afd90?, 0xc001369680?, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x166 fp=0xc0013afd58 sp=0xc0013afc48 pc=0xa1c286 main.(*Proc).execute(0xc00143c200, 0xc0014c51a0?, 0xa78a20?, 0xc00014e060?, 0xcaf3a8?) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc0013afe98 sp=0xc0013afd58 pc=0xa1ba49 main.(*Proc).loop(0xc00143c200) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc0013affc8 sp=0xc0013afe98 pc=0xa19c46 main.main.func3() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x26 fp=0xc0013affe0 sp=0xc0013affc8 pc=0xa15d86 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0013affe8 sp=0xc0013affe0 pc=0x46a501 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x1605 goroutine 1 [select]: runtime.gopark(0xc0014dd9f8?, 0x2?, 0x20?, 0x3e?, 0xc0014dd9b4?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0014dd7e8 sp=0xc0014dd7c8 pc=0x438836 runtime.selectgo(0xc0014dd9f8, 0xc0014dd9b0, 0xc001324cc0?, 0x0, 0x0?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0014dd928 sp=0xc0014dd7e8 pc=0x4489de main.(*Fuzzer).pollLoop(0xc00015a000) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:408 +0x105 fp=0xc0014dda28 sp=0xc0014dd928 pc=0xa16685 main.main() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:336 +0x178c fp=0xc0014ddf80 sp=0xc0014dda28 pc=0xa15d0c runtime.main() /usr/local/go/src/runtime/proc.go:250 +0x207 fp=0xc0014ddfe0 sp=0xc0014ddf80 pc=0x438407 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0014ddfe8 sp=0xc0014ddfe0 pc=0x46a501 goroutine 2 [force gc (idle), 5 minutes]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000056fb0 sp=0xc000056f90 pc=0x438836 runtime.goparkunlock(...) /usr/local/go/src/runtime/proc.go:387 runtime.forcegchelper() /usr/local/go/src/runtime/proc.go:305 +0xb0 fp=0xc000056fe0 sp=0xc000056fb0 pc=0x438670 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 pc=0x46a501 created by runtime.init.6 /usr/local/go/src/runtime/proc.go:293 +0x25 goroutine 3 [GC sweep wait]: runtime.gopark(0x1279601?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000057780 sp=0xc000057760 pc=0x438836 runtime.goparkunlock(...) /usr/local/go/src/runtime/proc.go:387 runtime.bgsweep(0x0?) /usr/local/go/src/runtime/mgcsweep.go:319 +0xde fp=0xc0000577c8 sp=0xc000057780 pc=0x423a5e runtime.gcenable.func1() /usr/local/go/src/runtime/mgc.go:178 +0x26 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x418c06 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x46a501 created by runtime.gcenable /usr/local/go/src/runtime/mgc.go:178 +0x6b goroutine 4 [GC scavenge wait]: runtime.gopark(0x18bbdf588f?, 0x87dd2aac?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000057f70 sp=0xc000057f50 pc=0x438836 runtime.goparkunlock(...) /usr/local/go/src/runtime/proc.go:387 runtime.(*scavengerState).park(0x1279e20) /usr/local/go/src/runtime/mgcscavenge.go:400 +0x53 fp=0xc000057fa0 sp=0xc000057f70 pc=0x421933 runtime.bgscavenge(0x0?) /usr/local/go/src/runtime/mgcscavenge.go:633 +0x65 fp=0xc000057fc8 sp=0xc000057fa0 pc=0x421f25 runtime.gcenable.func2() /usr/local/go/src/runtime/mgc.go:179 +0x26 fp=0xc000057fe0 sp=0xc000057fc8 pc=0x418ba6 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x46a501 created by runtime.gcenable /usr/local/go/src/runtime/mgc.go:179 +0xaa goroutine 17 [finalizer wait]: runtime.gopark(0x0?, 0xc079c8?, 0x40?, 0xa0?, 0x2000000020?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000056628 sp=0xc000056608 pc=0x438836 runtime.runfinq() /usr/local/go/src/runtime/mfinal.go:193 +0x107 fp=0xc0000567e0 sp=0xc000056628 pc=0x417c47 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x46a501 created by runtime.createfing /usr/local/go/src/runtime/mfinal.go:163 +0x45 goroutine 18 [select]: runtime.gopark(0xc000052788?, 0x3?, 0x90?, 0x0?, 0xc000052772?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000525f8 sp=0xc0000525d8 pc=0x438836 runtime.selectgo(0xc000052788, 0xc00005276c, 0xc00034c680?, 0x0, 0x0?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc000052738 sp=0xc0000525f8 pc=0x4489de go.opencensus.io/stats/view.(*worker).start(0xc00034c680) /syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0xad fp=0xc0000527c8 sp=0xc000052738 pc=0x980aad go.opencensus.io/stats/view.init.0.func1() /syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x26 fp=0xc0000527e0 sp=0xc0000527c8 pc=0x97fce6 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000527e8 sp=0xc0000527e0 pc=0x46a501 created by go.opencensus.io/stats/view.init.0 /syzkaller/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x96 goroutine 19 [GC worker (idle)]: runtime.gopark(0x53ea1b0bcf?, 0xc000040020?, 0x1a?, 0x14?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000052f50 sp=0xc000052f30 pc=0x438836 runtime.gcBgMarkWorker() /usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc000052fe0 sp=0xc000052f50 pc=0x41a971 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000052fe8 sp=0xc000052fe0 pc=0x46a501 created by runtime.gcBgMarkStartWorkers /usr/local/go/src/runtime/mgc.go:1199 +0x25 goroutine 20 [GC worker (idle)]: runtime.gopark(0x53ea1ff853?, 0x2?, 0x48?, 0x87?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000053750 sp=0xc000053730 pc=0x438836 runtime.gcBgMarkWorker() /usr/local/go/src/runtime/mgc.go:1275 +0xf1 fp=0xc0000537e0 sp=0xc000053750 pc=0x41a971 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000537e8 sp=0xc0000537e0 pc=0x46a501 created by runtime.gcBgMarkStartWorkers /usr/local/go/src/runtime/mgc.go:1199 +0x25 goroutine 5 [chan receive, 5 minutes]: runtime.gopark(0xc000058e88?, 0xc000058ee0?, 0x13?, 0x4d?, 0xc000058ee0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000058eb0 sp=0xc000058e90 pc=0x438836 runtime.chanrecv(0xc0006445a0, 0x0, 0x1) /usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000058f40 sp=0xc000058eb0 pc=0x4069dd runtime.chanrecv1(0xc0006445a0?, 0xc000058fb0?) /usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc000058f68 sp=0xc000058f40 pc=0x406518 github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:78 +0x8a fp=0xc000058fe0 sp=0xc000058f68 pc=0x7260ea runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x46a501 created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:75 +0x56 goroutine 6 [chan receive, 5 minutes]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0000596e8 sp=0xc0000596c8 pc=0x438836 runtime.chanrecv(0xc00008a360, 0x0, 0x1) /usr/local/go/src/runtime/chan.go:583 +0x49d fp=0xc000059778 sp=0xc0000596e8 pc=0x4069dd runtime.chanrecv1(0x0?, 0x0?) /usr/local/go/src/runtime/chan.go:442 +0x18 fp=0xc0000597a0 sp=0xc000059778 pc=0x406518 main.main.func1() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:195 +0x1f fp=0xc0000597e0 sp=0xc0000597a0 pc=0xa15ddf runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000597e8 sp=0xc0000597e0 pc=0x46a501 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:193 +0x48f goroutine 7 [IO wait, 5 minutes]: runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0005c9ba8 sp=0xc0005c9b88 pc=0x438836 runtime.netpollblock(0x7f7ff7ecb3a8?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0005c9be0 sp=0xc0005c9ba8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd07f7228, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0005c9c00 sp=0xc0005c9be0 pc=0x464889 internal/poll.(*pollDesc).wait(0xc0000ea000?, 0xc0005c9ce8?, 0x0) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0005c9c28 sp=0xc0005c9c00 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Accept(0xc0000ea000) /usr/local/go/src/internal/poll/fd_unix.go:614 +0x2bd fp=0xc0005c9cd0 sp=0xc0005c9c28 pc=0x4db6fd net.(*netFD).accept(0xc0000ea000) /usr/local/go/src/net/fd_unix.go:172 +0x35 fp=0xc0005c9d88 sp=0xc0005c9cd0 pc=0x5c18b5 net.(*TCPListener).accept(0xc00009e138) /usr/local/go/src/net/tcpsock_posix.go:148 +0x25 fp=0xc0005c9db0 sp=0xc0005c9d88 pc=0x5d9c45 net.(*TCPListener).Accept(0xc00009e138) /usr/local/go/src/net/tcpsock.go:297 +0x3d fp=0xc0005c9de0 sp=0xc0005c9db0 pc=0x5d8d7d net/http.(*onceCloseListener).Accept(0xcb8d80?) :1 +0x2a fp=0xc0005c9df8 sp=0xc0005c9de0 pc=0x6d12aa net/http.(*Server).Serve(0xc00025c000, {0xcb8650, 0xc00009e138}) /usr/local/go/src/net/http/server.go:3059 +0x385 fp=0xc0005c9f28 sp=0xc0005c9df8 pc=0x6c22a5 net/http.(*Server).ListenAndServe(0xc00025c000) /usr/local/go/src/net/http/server.go:2988 +0x7d fp=0xc0005c9f58 sp=0xc0005c9f28 pc=0x6c1edd net/http.ListenAndServe(...) /usr/local/go/src/net/http/server.go:3242 main.main.func2() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:202 +0x9d fp=0xc0005c9fe0 sp=0xc0005c9f58 pc=0xa201dd runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005c9fe8 sp=0xc0005c9fe0 pc=0x46a501 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:201 +0x49b goroutine 21 [select, 5 minutes, locked to thread]: runtime.gopark(0xc0005c8fa8?, 0x2?, 0x0?, 0x0?, 0xc0005c8f94?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0005c8e10 sp=0xc0005c8df0 pc=0x438836 runtime.selectgo(0xc0005c8fa8, 0xc0005c8f90, 0x0?, 0x0, 0x0?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0005c8f50 sp=0xc0005c8e10 pc=0x4489de runtime.ensureSigM.func1() /usr/local/go/src/runtime/signal_unix.go:1000 +0x1a7 fp=0xc0005c8fe0 sp=0xc0005c8f50 pc=0x461fe7 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005c8fe8 sp=0xc0005c8fe0 pc=0x46a501 created by runtime.ensureSigM /usr/local/go/src/runtime/signal_unix.go:983 +0xbd goroutine 22 [syscall, 5 minutes]: runtime.notetsleepg(0x0?, 0x0?) /usr/local/go/src/runtime/lock_sema.go:294 +0x34 fp=0xc0005b6fa0 sp=0xc0005b6f58 pc=0x40c0b4 os/signal.signal_recv() /usr/local/go/src/runtime/sigqueue.go:152 +0x2f fp=0xc0005b6fc0 sp=0xc0005b6fa0 pc=0x466a4f os/signal.loop() /usr/local/go/src/os/signal/signal_unix.go:23 +0x19 fp=0xc0005b6fe0 sp=0xc0005b6fc0 pc=0x725119 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005b6fe8 sp=0xc0005b6fe0 pc=0x46a501 created by os/signal.Notify.func1.1 /usr/local/go/src/os/signal/signal.go:151 +0x2a goroutine 11 [IO wait, 3 minutes]: runtime.gopark(0x4bd285?, 0xc000053e08?, 0x58?, 0x3e?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000053de8 sp=0xc000053dc8 pc=0x438836 runtime.netpollblock(0xc0012d0000?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000053e20 sp=0xc000053de8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd07f7048, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000053e40 sp=0xc000053e20 pc=0x464889 internal/poll.(*pollDesc).wait(0xc001676180?, 0xc0012d0000?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000053e68 sp=0xc000053e40 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc001676180, {0xc0012d0000, 0x10000, 0x10000}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000053f00 sp=0xc000053e68 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc0000120a0, {0xc0012d0000?, 0xc000144180?, 0xc000144120?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc000053f58 sp=0xc000053f00 pc=0x4e12be github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0006461c0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000053fc8 sp=0xc000053f58 pc=0x9af32a github.com/google/syzkaller/pkg/ipc.makeCommand.func7() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000053fe0 sp=0xc000053fc8 pc=0x9af26a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000053fe8 sp=0xc000053fe0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b goroutine 23 [IO wait]: runtime.gopark(0x4bd285?, 0xc00060f978?, 0xc8?, 0xf9?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc00060f958 sp=0xc00060f938 pc=0x438836 runtime.netpollblock(0xc000538000?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc00060f990 sp=0xc00060f958 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd07f7318, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc00060f9b0 sp=0xc00060f990 pc=0x464889 internal/poll.(*pollDesc).wait(0xc00068ff00?, 0xc000538000?, 0x0) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc00060f9d8 sp=0xc00060f9b0 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc00068ff00, {0xc000538000, 0x1000, 0x1000}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc00060fa70 sp=0xc00060f9d8 pc=0x4d71d9 net.(*netFD).Read(0xc00068ff00, {0xc000538000?, 0xc00068e000?, 0xc00051c2a0?}) /usr/local/go/src/net/fd_posix.go:55 +0x29 fp=0xc00060fab8 sp=0xc00060fa70 pc=0x5bf729 net.(*conn).Read(0xc0000131b0, {0xc000538000?, 0x198?, 0x0?}) /usr/local/go/src/net/net.go:183 +0x45 fp=0xc00060fb00 sp=0xc00060fab8 pc=0x5d1685 net.(*TCPConn).Read(0xc00051c2c0?, {0xc000538000?, 0xb0a040?, 0xc001200810?}) :1 +0x29 fp=0xc00060fb30 sp=0xc00060fb00 pc=0x5e2b89 bufio.(*Reader).fill(0xc000079e00) /usr/local/go/src/bufio/bufio.go:106 +0xff fp=0xc00060fb68 sp=0xc00060fb30 pc=0x6599df bufio.(*Reader).ReadByte(0xc000079e00) /usr/local/go/src/bufio/bufio.go:265 +0x2c fp=0xc00060fb88 sp=0xc00060fb68 pc=0x65a1ac compress/flate.(*decompressor).moreBits(0xc000322000) /usr/local/go/src/compress/flate/inflate.go:696 +0x2d fp=0xc00060fbc0 sp=0xc00060fb88 pc=0x6743ed compress/flate.(*decompressor).nextBlock(0xc000322000) /usr/local/go/src/compress/flate/inflate.go:303 +0x2e fp=0xc00060fbd8 sp=0xc00060fbc0 pc=0x6727ae compress/flate.(*decompressor).Read(0xc000322000, {0xc0005f6000, 0x1000, 0xc00060fc80?}) /usr/local/go/src/compress/flate/inflate.go:347 +0x7e fp=0xc00060fc10 sp=0xc00060fbd8 pc=0x672a1e github.com/google/syzkaller/pkg/rpctype.(*flateConn).Read(0xc00051c2a0?, {0xc0005f6000?, 0xb16ca0?, 0xc0012007e0?}) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpctype/rpc.go:136 +0x26 fp=0xc00060fc40 sp=0xc00060fc10 pc=0x9b1666 bufio.(*Reader).Read(0xc000079d40, {0xc0002f2030, 0x1, 0xc00060fd70?}) /usr/local/go/src/bufio/bufio.go:237 +0x1bb fp=0xc00060fc78 sp=0xc00060fc40 pc=0x659fbb io.ReadAtLeast({0xcb18c0, 0xc000079d40}, {0xc0002f2030, 0x1, 0x9}, 0x1) /usr/local/go/src/io/io.go:332 +0x9a fp=0xc00060fcc0 sp=0xc00060fc78 pc=0x4b33ba io.ReadFull(...) /usr/local/go/src/io/io.go:351 encoding/gob.decodeUintReader({0xcb18c0?, 0xc000079d40?}, {0xc0002f2030?, 0x9?, 0x9?}) /usr/local/go/src/encoding/gob/decode.go:116 +0x57 fp=0xc00060fd18 sp=0xc00060fcc0 pc=0x959e17 encoding/gob.(*Decoder).recvMessage(0xc00068e000) /usr/local/go/src/encoding/gob/decoder.go:82 +0x39 fp=0xc00060fd50 sp=0xc00060fd18 pc=0x9639d9 encoding/gob.(*Decoder).decodeTypeSequence(0xc00068e000, 0x0) /usr/local/go/src/encoding/gob/decoder.go:148 +0x4f fp=0xc00060fd80 sp=0xc00060fd50 pc=0x963d6f encoding/gob.(*Decoder).DecodeValue(0xc00068e000, {0xa6a400?, 0xc0006a0000?, 0x7f7fd0b2bcc8?}) /usr/local/go/src/encoding/gob/decoder.go:227 +0x18f fp=0xc00060fe00 sp=0xc00060fd80 pc=0x96420f encoding/gob.(*Decoder).Decode(0xc00068e000, {0xa6a400?, 0xc0006a0000?}) /usr/local/go/src/encoding/gob/decoder.go:204 +0x165 fp=0xc00060fe58 sp=0xc00060fe00 pc=0x964025 net/rpc.(*gobClientCodec).ReadResponseHeader(0xab9460?, 0xa614c0?) /usr/local/go/src/net/rpc/client.go:228 +0x27 fp=0xc00060fe80 sp=0xc00060fe58 pc=0x979b27 net/rpc.(*Client).input(0xc000079ec0) /usr/local/go/src/net/rpc/client.go:109 +0xb4 fp=0xc00060ffc8 sp=0xc00060fe80 pc=0x978db4 net/rpc.NewClientWithCodec.func1() /usr/local/go/src/net/rpc/client.go:206 +0x26 fp=0xc00060ffe0 sp=0xc00060ffc8 pc=0x9799e6 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00060ffe8 sp=0xc00060ffe0 pc=0x46a501 created by net/rpc.NewClientWithCodec /usr/local/go/src/net/rpc/client.go:206 +0xc5 goroutine 25 [IO wait]: runtime.gopark(0x4bd285?, 0xc001287818?, 0x68?, 0x78?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0012877f8 sp=0xc0012877d8 pc=0x438836 runtime.netpollblock(0xc0017c2350?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc001287830 sp=0xc0012877f8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd07f6b98, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc001287850 sp=0xc001287830 pc=0x464889 internal/poll.(*pollDesc).wait(0xc001368960?, 0xc0017c2350?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc001287878 sp=0xc001287850 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc001368960, {0xc0017c2350, 0xc, 0xc}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc001287910 sp=0xc001287878 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc0000a5100, {0xc0017c2350?, 0xc0012879a0?, 0x40da47?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc001287968 sp=0xc001287910 pc=0x4e12be io.ReadAtLeast({0xcb4d20, 0xc0000a5100}, {0xc0017c2350, 0xc, 0xc}, 0xc) /usr/local/go/src/io/io.go:332 +0x9a fp=0xc0012879b0 sp=0xc001287968 pc=0x4b33ba io.ReadFull(...) /usr/local/go/src/io/io.go:351 github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc00062e690, 0x7f7fceeea000?, {0x0, 0x0, 0x0}) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc001287b68 sp=0xc0012879b0 pc=0x9b0259 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000b5aea0, 0xbba273?, 0xc0014c0a40) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc001287c48 sp=0xc001287b68 pc=0x9ac26e main.(*Proc).executeRaw(0xc00143c280, 0x413f45?, 0xc0013694a0?, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x166 fp=0xc001287d58 sp=0xc001287c48 pc=0xa1c286 main.(*Proc).execute(0xc00143c280, 0xc0018a0540?, 0x0?, 0x0?, 0x0?) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc001287e98 sp=0xc001287d58 pc=0xa1ba49 main.(*Proc).loop(0xc00143c280) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc001287fc8 sp=0xc001287e98 pc=0xa19c46 main.main.func3() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x26 fp=0xc001287fe0 sp=0xc001287fc8 pc=0xa15d86 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc001287fe8 sp=0xc001287fe0 pc=0x46a501 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x1605 goroutine 12 [syscall, 5 minutes]: syscall.Syscall6(0x1e1, 0x1, 0x4d9, 0xc0005b966c, 0x10020, 0x0, 0x0) /usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc0005b9618 sp=0xc0005b9610 pc=0x4bd2e5 os.wait6(0xc0005b97b8?, 0xa19c46?, 0xc00143c200?) /usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc0005b9688 sp=0xc0005b9618 pc=0x4e734d os.(*Process).blockUntilWaitable(0xc0000b2ba0) /usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0005b96b8 sp=0xc0005b9688 pc=0x4e73d6 os.(*Process).wait(0xc0000b2ba0) /usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc0005b9718 sp=0xc0005b96b8 pc=0x4e0b08 os.(*Process).Wait(...) /usr/local/go/src/os/exec.go:132 os/exec.(*Cmd).Wait(0xc00011ec60) /usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0005b9780 sp=0xc0005b9718 pc=0x7219c5 github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0006461c0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0005b97c8 sp=0xc0005b9780 pc=0x9af1b2 github.com/google/syzkaller/pkg/ipc.makeCommand.func8() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0005b97e0 sp=0xc0005b97c8 pc=0x9af14a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005b97e8 sp=0xc0005b97e0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c goroutine 13 [IO wait]: runtime.gopark(0x4bd285?, 0xc001283818?, 0x68?, 0x38?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0012837f8 sp=0xc0012837d8 pc=0x438836 runtime.netpollblock(0xc00163cb80?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc001283830 sp=0xc0012837f8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd07f66e8, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc001283850 sp=0xc001283830 pc=0x464889 internal/poll.(*pollDesc).wait(0xc0016767e0?, 0xc00163cb80?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc001283878 sp=0xc001283850 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc0016767e0, {0xc00163cb80, 0xc, 0xc}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc001283910 sp=0xc001283878 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc000013550, {0xc00163cb80?, 0xc0012839a0?, 0x40da47?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc001283968 sp=0xc001283910 pc=0x4e12be io.ReadAtLeast({0xcb4d20, 0xc000013550}, {0xc00163cb80, 0xc, 0xc}, 0xc) /usr/local/go/src/io/io.go:332 +0x9a fp=0xc0012839b0 sp=0xc001283968 pc=0x4b33ba io.ReadFull(...) /usr/local/go/src/io/io.go:351 github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc000646230, 0x7f7fcdaea000?, {0x0, 0x0, 0x0}) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc001283b68 sp=0xc0012839b0 pc=0x9b0259 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000cafc20, 0xbba273?, 0xc0014c08c0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc001283c48 sp=0xc001283b68 pc=0x9ac26e main.(*Proc).executeRaw(0xc00167c200, 0xc001283d90?, 0x405f71?, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x166 fp=0xc001283d58 sp=0xc001283c48 pc=0xa1c286 main.(*Proc).execute(0xc00167c200, 0xc001369320?, 0xc00005a800?, 0x6c616b7a79732f2e?, 0x747365742d72656c?) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc001283e98 sp=0xc001283d58 pc=0xa1ba49 main.(*Proc).loop(0xc00167c200) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc001283fc8 sp=0xc001283e98 pc=0xa19c46 main.main.func3() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x26 fp=0xc001283fe0 sp=0xc001283fc8 pc=0xa15d86 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc001283fe8 sp=0xc001283fe0 pc=0x46a501 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x1605 goroutine 27 [IO wait, 3 minutes]: runtime.gopark(0x4bd285?, 0xc0005b9e08?, 0x58?, 0x9e?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0005b9de8 sp=0xc0005b9dc8 pc=0x438836 runtime.netpollblock(0xc001400001?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0005b9e20 sp=0xc0005b9de8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd07f6e68, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0005b9e40 sp=0xc0005b9e20 pc=0x464889 internal/poll.(*pollDesc).wait(0xc0013688a0?, 0xc001400001?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0005b9e68 sp=0xc0005b9e40 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc0013688a0, {0xc001400001, 0x1ffff, 0x1ffff}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0005b9f00 sp=0xc0005b9e68 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc0000a50d8, {0xc001400001?, 0x0?, 0x0?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc0005b9f58 sp=0xc0005b9f00 pc=0x4e12be github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00062e690) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0005b9fc8 sp=0xc0005b9f58 pc=0x9af32a github.com/google/syzkaller/pkg/ipc.makeCommand.func7() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0005b9fe0 sp=0xc0005b9fc8 pc=0x9af26a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005b9fe8 sp=0xc0005b9fe0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b goroutine 28 [syscall, 5 minutes]: syscall.Syscall6(0x1e1, 0x1, 0x4df, 0xc00005466c, 0x10020, 0x0, 0x0) /usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000054618 sp=0xc000054610 pc=0x4bd2e5 os.wait6(0x0?, 0x0?, 0x0?) /usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000054688 sp=0xc000054618 pc=0x4e734d os.(*Process).blockUntilWaitable(0xc001540180) /usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0000546b8 sp=0xc000054688 pc=0x4e73d6 os.(*Process).wait(0xc001540180) /usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000054718 sp=0xc0000546b8 pc=0x4e0b08 os.(*Process).Wait(...) /usr/local/go/src/os/exec.go:132 os/exec.(*Cmd).Wait(0xc00192a000) /usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000054780 sp=0xc000054718 pc=0x7219c5 github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc00062e690) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0000547c8 sp=0xc000054780 pc=0x9af1b2 github.com/google/syzkaller/pkg/ipc.makeCommand.func8() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0000547e0 sp=0xc0000547c8 pc=0x9af14a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000547e8 sp=0xc0000547e0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c goroutine 29 [IO wait]: runtime.gopark(0x4bd285?, 0xc001463818?, 0x68?, 0x38?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0014637f8 sp=0xc0014637d8 pc=0x438836 runtime.netpollblock(0xc0017c2200?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc001463830 sp=0xc0014637f8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd06faef8, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc001463850 sp=0xc001463830 pc=0x464889 internal/poll.(*pollDesc).wait(0xc001368f00?, 0xc0017c2200?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc001463878 sp=0xc001463850 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc001368f00, {0xc0017c2200, 0xc, 0xc}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc001463910 sp=0xc001463878 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc0000a5448, {0xc0017c2200?, 0xc0014639a0?, 0x40da47?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc001463968 sp=0xc001463910 pc=0x4e12be io.ReadAtLeast({0xcb4d20, 0xc0000a5448}, {0xc0017c2200, 0xc, 0xc}, 0xc) /usr/local/go/src/io/io.go:332 +0x9a fp=0xc0014639b0 sp=0xc001463968 pc=0x4b33ba io.ReadFull(...) /usr/local/go/src/io/io.go:351 github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc00062e700, 0x7f7fcc6ea000?, {0x0, 0x0, 0x0}) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc001463b68 sp=0xc0014639b0 pc=0x9b0259 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000b5af30, 0xbba273?, 0xc0014a4180) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc001463c48 sp=0xc001463b68 pc=0x9ac26e main.(*Proc).executeRaw(0xc00143c840, 0xc001463d90?, 0xc0013691a0?, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x166 fp=0xc001463d58 sp=0xc001463c48 pc=0xa1c286 main.(*Proc).execute(0xc00143c840, 0xc0015508a0?, 0x0?, 0x0?, 0x0?) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc001463e98 sp=0xc001463d58 pc=0xa1ba49 main.(*Proc).loop(0xc00143c840) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc001463fc8 sp=0xc001463e98 pc=0xa19c46 main.main.func3() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x26 fp=0xc001463fe0 sp=0xc001463fc8 pc=0xa15d86 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc001463fe8 sp=0xc001463fe0 pc=0x46a501 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x1605 goroutine 14 [IO wait, 3 minutes]: runtime.gopark(0x4bd285?, 0xc0005b4608?, 0x58?, 0x46?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0005b45e8 sp=0xc0005b45c8 pc=0x438836 runtime.netpollblock(0xc001514001?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0005b4620 sp=0xc0005b45e8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd07f6f58, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0005b4640 sp=0xc0005b4620 pc=0x464889 internal/poll.(*pollDesc).wait(0xc001676720?, 0xc001514001?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0005b4668 sp=0xc0005b4640 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc001676720, {0xc001514001, 0xffff, 0xffff}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0005b4700 sp=0xc0005b4668 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc0000134a0, {0xc001514001?, 0x0?, 0x0?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc0005b4758 sp=0xc0005b4700 pc=0x4e12be github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc000646230) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0005b47c8 sp=0xc0005b4758 pc=0x9af32a github.com/google/syzkaller/pkg/ipc.makeCommand.func7() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0005b47e0 sp=0xc0005b47c8 pc=0x9af26a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005b47e8 sp=0xc0005b47e0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b goroutine 30 [IO wait, 5 minutes]: runtime.gopark(0x4bd285?, 0xc000054e08?, 0x58?, 0x4e?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000054de8 sp=0xc000054dc8 pc=0x438836 runtime.netpollblock(0xc001440000?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc000054e20 sp=0xc000054de8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd06fb0d8, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc000054e40 sp=0xc000054e20 pc=0x464889 internal/poll.(*pollDesc).wait(0xc001368e40?, 0xc001440000?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000054e68 sp=0xc000054e40 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc001368e40, {0xc001440000, 0x20000, 0x20000}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc000054f00 sp=0xc000054e68 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc0000a53f8, {0xc001440000?, 0x0?, 0x0?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc000054f58 sp=0xc000054f00 pc=0x4e12be github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00062e700) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc000054fc8 sp=0xc000054f58 pc=0x9af32a github.com/google/syzkaller/pkg/ipc.makeCommand.func7() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc000054fe0 sp=0xc000054fc8 pc=0x9af26a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000054fe8 sp=0xc000054fe0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b goroutine 31 [syscall, 5 minutes]: syscall.Syscall6(0x1e1, 0x1, 0x3a1, 0xc00005566c, 0x10020, 0x0, 0x0) /usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc000055618 sp=0xc000055610 pc=0x4bd2e5 os.wait6(0x0?, 0x0?, 0x0?) /usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc000055688 sp=0xc000055618 pc=0x4e734d os.(*Process).blockUntilWaitable(0xc001540360) /usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0000556b8 sp=0xc000055688 pc=0x4e73d6 os.(*Process).wait(0xc001540360) /usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc000055718 sp=0xc0000556b8 pc=0x4e0b08 os.(*Process).Wait(...) /usr/local/go/src/os/exec.go:132 os/exec.(*Cmd).Wait(0xc00192a160) /usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc000055780 sp=0xc000055718 pc=0x7219c5 github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc00062e700) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0000557c8 sp=0xc000055780 pc=0x9af1b2 github.com/google/syzkaller/pkg/ipc.makeCommand.func8() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0000557e0 sp=0xc0000557c8 pc=0x9af14a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0000557e8 sp=0xc0000557e0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c goroutine 15 [syscall, 5 minutes]: syscall.Syscall6(0x1e1, 0x1, 0x33d, 0xc0005b4e6c, 0x10020, 0x0, 0x0) /usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc0005b4e18 sp=0xc0005b4e10 pc=0x4bd2e5 os.wait6(0x0?, 0x0?, 0x0?) /usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc0005b4e88 sp=0xc0005b4e18 pc=0x4e734d os.(*Process).blockUntilWaitable(0xc0000b2e70) /usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0005b4eb8 sp=0xc0005b4e88 pc=0x4e73d6 os.(*Process).wait(0xc0000b2e70) /usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc0005b4f18 sp=0xc0005b4eb8 pc=0x4e0b08 os.(*Process).Wait(...) /usr/local/go/src/os/exec.go:132 os/exec.(*Cmd).Wait(0xc00011edc0) /usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0005b4f80 sp=0xc0005b4f18 pc=0x7219c5 github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc000646230) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0005b4fc8 sp=0xc0005b4f80 pc=0x9af1b2 github.com/google/syzkaller/pkg/ipc.makeCommand.func8() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0005b4fe0 sp=0xc0005b4fc8 pc=0x9af14a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005b4fe8 sp=0xc0005b4fe0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c goroutine 1613 [select]: runtime.gopark(0xc0005b57b0?, 0x2?, 0x20?, 0x48?, 0xc0005b578c?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0005b5618 sp=0xc0005b55f8 pc=0x438836 runtime.selectgo(0xc0005b57b0, 0xc0005b5788, 0x10d5d00?, 0x0, 0x4?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0005b5758 sp=0xc0005b5618 pc=0x4489de github.com/google/syzkaller/pkg/ipc.(*command).exec.func1() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc0005b57e0 sp=0xc0005b5758 pc=0x9b095d runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005b57e8 sp=0xc0005b57e0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.(*command).exec /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b goroutine 49 [IO wait]: runtime.gopark(0x4bd285?, 0xc001461818?, 0x68?, 0x18?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0014617f8 sp=0xc0014617d8 pc=0x438836 runtime.netpollblock(0xc0013db860?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc001461830 sp=0xc0014617f8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd06fab38, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc001461850 sp=0xc001461830 pc=0x464889 internal/poll.(*pollDesc).wait(0xc001369bc0?, 0xc0013db860?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc001461878 sp=0xc001461850 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc001369bc0, {0xc0013db860, 0xc, 0xc}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc001461910 sp=0xc001461878 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc0000a55f8, {0xc0013db860?, 0xc0014619a0?, 0x40da47?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc001461968 sp=0xc001461910 pc=0x4e12be io.ReadAtLeast({0xcb4d20, 0xc0000a55f8}, {0xc0013db860, 0xc, 0xc}, 0xc) /usr/local/go/src/io/io.go:332 +0x9a fp=0xc0014619b0 sp=0xc001461968 pc=0x4b33ba io.ReadFull(...) /usr/local/go/src/io/io.go:351 github.com/google/syzkaller/pkg/ipc.(*command).exec(0xc0006462a0, 0x7f7fcb2ea000?, {0x0, 0x0, 0x0}) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:786 +0x559 fp=0xc001461b68 sp=0xc0014619b0 pc=0x9b0259 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000cafcb0, 0xbba273?, 0xc0014c0940) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:286 +0x24e fp=0xc001461c48 sp=0xc001461b68 pc=0x9ac26e main.(*Proc).executeRaw(0xc00167c300, 0xc000521d90?, 0xc0012006c0?, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:325 +0x166 fp=0xc001461d58 sp=0xc001461c48 pc=0xa1c286 main.(*Proc).execute(0xc00167c300, 0xc0007f2360?, 0x0?, 0x0?, 0x0?) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc001461e98 sp=0xc001461d58 pc=0xa1ba49 main.(*Proc).loop(0xc00167c300) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc001461fc8 sp=0xc001461e98 pc=0xa19c46 main.main.func3() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x26 fp=0xc001461fe0 sp=0xc001461fc8 pc=0xa15d86 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc001461fe8 sp=0xc001461fe0 pc=0x46a501 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x1605 goroutine 34 [sleep]: runtime.gopark(0x53ec24bf33?, 0x4a00000049?, 0x0?, 0x24?, 0x46846e?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc000609c08 sp=0xc000609be8 pc=0x438836 time.Sleep(0x3b9aca00) /usr/local/go/src/runtime/time.go:195 +0x135 fp=0xc000609c48 sp=0xc000609c08 pc=0x4673b5 main.(*Proc).executeRaw(0xc00143ca40, 0x413f45?, 0xc001369aa0?, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:340 +0xd5 fp=0xc000609d58 sp=0xc000609c48 pc=0xa1c1f5 main.(*Proc).execute(0xc00143ca40, 0xc001677f20?, 0x0?, 0x0?, 0x0?) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc000609e98 sp=0xc000609d58 pc=0xa1ba49 main.(*Proc).loop(0xc00143ca40) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xc6 fp=0xc000609fc8 sp=0xc000609e98 pc=0xa19c46 main.main.func3() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x26 fp=0xc000609fe0 sp=0xc000609fc8 pc=0xa15d86 runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000609fe8 sp=0xc000609fe0 pc=0x46a501 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:333 +0x1605 goroutine 1612 [select]: runtime.gopark(0xc0005b5fb0?, 0x2?, 0xd0?, 0xb0?, 0xc0005b5f8c?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0005b5e18 sp=0xc0005b5df8 pc=0x438836 runtime.selectgo(0xc0005b5fb0, 0xc0005b5f88, 0x4c8c17?, 0x0, 0x9af207?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0005b5f58 sp=0xc0005b5e18 pc=0x4489de github.com/google/syzkaller/pkg/ipc.(*command).exec.func1() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc0005b5fe0 sp=0xc0005b5f58 pc=0x9b095d runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0005b5fe8 sp=0xc0005b5fe0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.(*command).exec /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b goroutine 36 [IO wait, 5 minutes]: runtime.gopark(0x4bd285?, 0xc0013c8608?, 0x58?, 0x86?, 0x4bd2b9?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0013c85e8 sp=0xc0013c85c8 pc=0x438836 runtime.netpollblock(0xc00158c000?, 0x40472f?, 0x0?) /usr/local/go/src/runtime/netpoll.go:527 +0xf7 fp=0xc0013c8620 sp=0xc0013c85e8 pc=0x431b97 internal/poll.runtime_pollWait(0x7f7fd07f6aa8, 0x72) /usr/local/go/src/runtime/netpoll.go:306 +0x89 fp=0xc0013c8640 sp=0xc0013c8620 pc=0x464889 internal/poll.(*pollDesc).wait(0xc001676c00?, 0xc00158c000?, 0x1) /usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc0013c8668 sp=0xc0013c8640 pc=0x4d5df2 internal/poll.(*pollDesc).waitRead(...) /usr/local/go/src/internal/poll/fd_poll_runtime.go:89 internal/poll.(*FD).Read(0xc001676c00, {0xc00158c000, 0x20000, 0x20000}) /usr/local/go/src/internal/poll/fd_unix.go:167 +0x299 fp=0xc0013c8700 sp=0xc0013c8668 pc=0x4d71d9 os.(*File).read(...) /usr/local/go/src/os/file_posix.go:31 os.(*File).Read(0xc000013628, {0xc00158c000?, 0x837d1dfe837cbde9?, 0x8102061283f88ab1?}) /usr/local/go/src/os/file.go:118 +0x5e fp=0xc0013c8758 sp=0xc0013c8700 pc=0x4e12be github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc0006462a0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:629 +0x8a fp=0xc0013c87c8 sp=0xc0013c8758 pc=0x9af32a github.com/google/syzkaller/pkg/ipc.makeCommand.func7() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:644 +0x2a fp=0xc0013c87e0 sp=0xc0013c87c8 pc=0x9af26a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0013c87e8 sp=0xc0013c87e0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:623 +0xa7b goroutine 37 [syscall, 5 minutes]: syscall.Syscall6(0x1e1, 0x1, 0x4dd, 0xc0013c8e6c, 0x10020, 0x0, 0x0) /usr/local/go/src/syscall/asm_unix_amd64.s:39 +0x5 fp=0xc0013c8e18 sp=0xc0013c8e10 pc=0x4bd2e5 os.wait6(0x0?, 0x0?, 0x0?) /usr/local/go/src/os/wait6_netbsd.go:16 +0x4d fp=0xc0013c8e88 sp=0xc0013c8e18 pc=0x4e734d os.(*Process).blockUntilWaitable(0xc001540720) /usr/local/go/src/os/wait_wait6.go:20 +0x36 fp=0xc0013c8eb8 sp=0xc0013c8e88 pc=0x4e73d6 os.(*Process).wait(0xc001540720) /usr/local/go/src/os/exec_unix.go:22 +0x28 fp=0xc0013c8f18 sp=0xc0013c8eb8 pc=0x4e0b08 os.(*Process).Wait(...) /usr/local/go/src/os/exec.go:132 os/exec.(*Cmd).Wait(0xc00192a420) /usr/local/go/src/os/exec/exec.go:890 +0x45 fp=0xc0013c8f80 sp=0xc0013c8f18 pc=0x7219c5 github.com/google/syzkaller/pkg/ipc.makeCommand.func3(0xc0006462a0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:652 +0x32 fp=0xc0013c8fc8 sp=0xc0013c8f80 pc=0x9af1b2 github.com/google/syzkaller/pkg/ipc.makeCommand.func8() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:657 +0x2a fp=0xc0013c8fe0 sp=0xc0013c8fc8 pc=0x9af14a runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0013c8fe8 sp=0xc0013c8fe0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.makeCommand /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:651 +0xc7c goroutine 1622 [select]: runtime.gopark(0xc0013c27b0?, 0x2?, 0x25?, 0xd?, 0xc0013c278c?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0013c2618 sp=0xc0013c25f8 pc=0x438836 runtime.selectgo(0xc0013c27b0, 0xc0013c2788, 0xc00163d588?, 0x0, 0x0?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0013c2758 sp=0xc0013c2618 pc=0x4489de github.com/google/syzkaller/pkg/ipc.(*command).exec.func1() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc0013c27e0 sp=0xc0013c2758 pc=0x9b095d runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0013c27e8 sp=0xc0013c27e0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.(*command).exec /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b goroutine 1623 [select]: runtime.gopark(0xc0013c6fb0?, 0x2?, 0xd0?, 0xe5?, 0xc0013c6f8c?) /usr/local/go/src/runtime/proc.go:381 +0xd6 fp=0xc0013c6e18 sp=0xc0013c6df8 pc=0x438836 runtime.selectgo(0xc0013c6fb0, 0xc0013c6f88, 0x4c8c17?, 0x0, 0x9af207?, 0x1) /usr/local/go/src/runtime/select.go:327 +0x7be fp=0xc0013c6f58 sp=0xc0013c6e18 pc=0x4489de github.com/google/syzkaller/pkg/ipc.(*command).exec.func1() /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:771 +0x7d fp=0xc0013c6fe0 sp=0xc0013c6f58 pc=0x9b095d runtime.goexit() /usr/local/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0013c6fe8 sp=0xc0013c6fe0 pc=0x46a501 created by github.com/google/syzkaller/pkg/ipc.(*command).exec /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:769 +0x25b