fatal error: unexpected signal during runtime execution
[signal SIGFPE: floating-point exception code=0x80 addr=0x0 pc=0x411bb1]

goroutine 24 gp=0xc001310540 m=11 mp=0xc0012c5008 [running]:
runtime.throw({0xbeb433?, 0x7f2688ac32a8?})
	/usr/local/go/src/runtime/panic.go:1023 +0x5c fp=0xc0012bf9f8 sp=0xc0012bf9c8 pc=0x43c99c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:865 +0x3e9 fp=0xc0012bfa58 sp=0xc0012bf9f8 pc=0x455389
runtime.mallocgc(0x90, 0xad3980, 0x1)
	/usr/local/go/src/runtime/malloc.go:1257 +0x6d1 fp=0xc0012bfae0 sp=0xc0012bfa58 pc=0x411bb1
runtime.makeslice(0x4100d0?, 0xb2e20d?, 0x10000000000000c?)
	/usr/local/go/src/runtime/slice.go:107 +0x49 fp=0xc0012bfb08 sp=0xc0012bfae0 pc=0x456369
github.com/google/syzkaller/pkg/ipc.(*Env).parseOutput(0xc00050c230?, 0xc0012a0940, 0xc00051c428)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:349 +0xae fp=0xc0012bfd48 sp=0xc0012bfb08 pc=0x99f30e
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0000b8900, 0xc00051c428, 0xc0012a0940)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:285 +0x1bc fp=0xc0012bfdd8 sp=0xc0012bfd48 pc=0x99ed9c
main.(*Context).execute(0xc00130e000, 0x3, 0xc0000b8900, 0xc0012a0940, 0x3b)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:181 +0x153 fp=0xc0012bff30 sp=0xc0012bfdd8 pc=0x9a58f3
main.(*Context).run(0xc00130e000, 0x3)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:166 +0xbb fp=0xc0012bffa0 sp=0xc0012bff30 pc=0x9a567b
main.main.func3()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:127 +0x51 fp=0xc0012bffe0 sp=0xc0012bffa0 pc=0x9a5491
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0012bffe8 sp=0xc0012bffe0 pc=0x472e21
created by main.main in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:125 +0x5ae

goroutine 1 gp=0xc0000061c0 m=nil [semacquire]:
runtime.gopark(0x23e6c20?, 0xc00121fdd8?, 0x20?, 0x81?, 0x7f26cf5935b8?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc00121fd48 sp=0xc00121fd28 pc=0x43f88e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:408
runtime.semacquire1(0xc0000120f8, 0x0, 0x1, 0x0, 0x12)
	/usr/local/go/src/runtime/sema.go:160 +0x225 fp=0xc00121fdb0 sp=0xc00121fd48 pc=0x452505
sync.runtime_Semacquire(0x53b52f?)
	/usr/local/go/src/runtime/sema.go:62 +0x25 fp=0xc00121fde8 sp=0xc00121fdb0 pc=0x46ef85
sync.(*WaitGroup).Wait(0xc00007a0c0?)
	/usr/local/go/src/sync/waitgroup.go:116 +0x48 fp=0xc00121fe10 sp=0xc00121fde8 pc=0x47f928
main.main()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:131 +0x645 fp=0xc00121ff50 sp=0xc00121fe10 pc=0x9a5305
runtime.main()
	/usr/local/go/src/runtime/proc.go:271 +0x29d fp=0xc00121ffe0 sp=0xc00121ff50 pc=0x43f45d
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc00121ffe8 sp=0xc00121ffe0 pc=0x472e21

goroutine 2 gp=0xc000006700 m=nil [force gc (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc00005afa8 sp=0xc00005af88 pc=0x43f88e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:408
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:326 +0xb3 fp=0xc00005afe0 sp=0xc00005afa8 pc=0x43f713
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc00005afe8 sp=0xc00005afe0 pc=0x472e21
created by runtime.init.6 in goroutine 1
	/usr/local/go/src/runtime/proc.go:314 +0x1a

goroutine 17 gp=0xc00008c000 m=nil [GC sweep wait]:
runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000056780 sp=0xc000056760 pc=0x43f88e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:408
runtime.bgsweep(0xc000088000)
	/usr/local/go/src/runtime/mgcsweep.go:318 +0xdf fp=0xc0000567c8 sp=0xc000056780 pc=0x429f3f
runtime.gcenable.gowrap1()
	/usr/local/go/src/runtime/mgc.go:203 +0x25 fp=0xc0000567e0 sp=0xc0000567c8 pc=0x41e845
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0000567e8 sp=0xc0000567e0 pc=0x472e21
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:203 +0x66

goroutine 18 gp=0xc00008c1c0 m=nil [GC scavenge wait]:
runtime.gopark(0x10000?, 0xd846e0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000056f78 sp=0xc000056f58 pc=0x43f88e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:408
runtime.(*scavengerState).park(0x23702c0)
	/usr/local/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0xc000056fa8 sp=0xc000056f78 pc=0x4278e9
runtime.bgscavenge(0xc000088000)
	/usr/local/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0xc000056fc8 sp=0xc000056fa8 pc=0x427e99
runtime.gcenable.gowrap2()
	/usr/local/go/src/runtime/mgc.go:204 +0x25 fp=0xc000056fe0 sp=0xc000056fc8 pc=0x41e7e5
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000056fe8 sp=0xc000056fe0 pc=0x472e21
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:204 +0xa5

goroutine 3 gp=0xc000006fc0 m=nil [finalizer wait]:
runtime.gopark(0xc00005a660?, 0x426dbc?, 0x20?, 0x6c?, 0x550011?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc00005a620 sp=0xc00005a600 pc=0x43f88e
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:194 +0x107 fp=0xc00005a7e0 sp=0xc00005a620 pc=0x41d887
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc00005a7e8 sp=0xc00005a7e0 pc=0x472e21
created by runtime.createfing in goroutine 1
	/usr/local/go/src/runtime/mfinal.go:164 +0x3d

goroutine 19 gp=0xc0000dac40 m=nil [select]:
runtime.gopark(0xc000057778?, 0x3?, 0x8?, 0x31?, 0xc000057772?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000057618 sp=0xc0000575f8 pc=0x43f88e
runtime.selectgo(0xc000057778, 0xc00005776c, 0xc0000c8500?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000057738 sp=0xc000057618 pc=0x4514c5
go.opencensus.io/stats/view.(*worker).start(0xc0000c8500)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0x9f fp=0xc0000577c8 sp=0xc000057738 pc=0x96b9ff
go.opencensus.io/stats/view.init.0.gowrap1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x25 fp=0xc0000577e0 sp=0xc0000577c8 pc=0x96ad65
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0000577e8 sp=0xc0000577e0 pc=0x472e21
created by go.opencensus.io/stats/view.init.0 in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:34 +0x8d

goroutine 4 gp=0xc0010ffc00 m=nil [GC worker (idle)]:
runtime.gopark(0xa256a2873?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc00005b750 sp=0xc00005b730 pc=0x43f88e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1310 +0xe5 fp=0xc00005b7e0 sp=0xc00005b750 pc=0x420925
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc00005b7e8 sp=0xc00005b7e0 pc=0x472e21
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1234 +0x1c

goroutine 20 gp=0xc000ff48c0 m=nil [GC worker (idle)]:
runtime.gopark(0xa2569f3ef?, 0x3?, 0x65?, 0x63?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000057f50 sp=0xc000057f30 pc=0x43f88e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1310 +0xe5 fp=0xc000057fe0 sp=0xc000057f50 pc=0x420925
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000057fe8 sp=0xc000057fe0 pc=0x472e21
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1234 +0x1c

goroutine 8 gp=0xc000eabc00 m=nil [IO wait]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0xb?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000058e00 sp=0xc000058de0 pc=0x43f88e
runtime.netpollblock(0x4c9d58?, 0x408946?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:573 +0xf7 fp=0xc000058e38 sp=0xc000058e00 pc=0x438697
internal/poll.runtime_pollWait(0x7f2688a848e0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:345 +0x85 fp=0xc000058e58 sp=0xc000058e38 pc=0x46d605
internal/poll.(*pollDesc).wait(0xc00010ef00?, 0xc0013a0000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000058e80 sp=0xc000058e58 pc=0x4e4407
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00010ef00, {0xc0013a0000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000058f18 sp=0xc000058e80 pc=0x4e56fa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000bb3a90, {0xc0013a0000?, 0x0?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000058f58 sp=0xc000058f18 pc=0x4f09b2
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00050c0e0)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:649 +0x7a fp=0xc000058fc8 sp=0xc000058f58 pc=0x9a1e1a
github.com/google/syzkaller/pkg/ipc.makeCommand.gowrap4()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:664 +0x24 fp=0xc000058fe0 sp=0xc000058fc8 pc=0x9a1d64
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000058fe8 sp=0xc000058fe0 pc=0x472e21
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 23
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:643 +0x9da

goroutine 7 gp=0xc000eabdc0 m=nil [IO wait]:
runtime.gopark(0xc000059648?, 0x42d45b?, 0x0?, 0x1?, 0xb?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000059600 sp=0xc0000595e0 pc=0x43f88e
runtime.netpollblock(0x4c9d58?, 0x408946?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:573 +0xf7 fp=0xc000059638 sp=0xc000059600 pc=0x438697
internal/poll.runtime_pollWait(0x7f2688a84eb0, 0x72)
	/usr/local/go/src/runtime/netpoll.go:345 +0x85 fp=0xc000059658 sp=0xc000059638 pc=0x46d605
internal/poll.(*pollDesc).wait(0xc00010ec00?, 0xc001380000?, 0x1)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc000059680 sp=0xc000059658 pc=0x4e4407
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Read(0xc00010ec00, {0xc001380000, 0x20000, 0x20000})
	/usr/local/go/src/internal/poll/fd_unix.go:164 +0x27a fp=0xc000059718 sp=0xc000059680 pc=0x4e56fa
os.(*File).read(...)
	/usr/local/go/src/os/file_posix.go:29
os.(*File).Read(0xc000bb3a60, {0xc001380000?, 0xc000059790?, 0x0?})
	/usr/local/go/src/os/file.go:118 +0x52 fp=0xc000059758 sp=0xc000059718 pc=0x4f09b2
github.com/google/syzkaller/pkg/ipc.makeCommand.func2(0xc00050c070)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:649 +0x7a fp=0xc0000597c8 sp=0xc000059758 pc=0x9a1e1a
github.com/google/syzkaller/pkg/ipc.makeCommand.gowrap4()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:664 +0x24 fp=0xc0000597e0 sp=0xc0000597c8 pc=0x9a1d64
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0000597e8 sp=0xc0000597e0 pc=0x472e21
created by github.com/google/syzkaller/pkg/ipc.makeCommand in goroutine 21
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:643 +0x9da

goroutine 21 gp=0xc001310000 m=nil [IO wait]:
runtime.gopark(0x0?, 0x0Connection to 10.128.0.34 closed by remote host.