fatal error: unexpected signal during runtime execution
[signal SIGFPE: floating-point exception code=0x80 addr=0x0 pc=0x437a39]

goroutine 26 gp=0xc001505340 m=8 mp=0xc001816808 [running]:
runtime.throw({0x1669fc6?, 0xc001b21560?})
	/usr/local/go/src/runtime/panic.go:1023 +0x5c fp=0xc001b21568 sp=0xc001b21538 pc=0x43db7c
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:865 +0x3e9 fp=0xc001b215c8 sp=0xc001b21568 pc=0x456569
runtime/internal/atomic.(*UnsafePointer).StoreNoWB(...)
	/usr/local/go/src/runtime/internal/atomic/types.go:479
runtime.(*atomicMSpanPointer).StoreNoWB(...)
	/usr/local/go/src/runtime/mspanset.go:403
runtime.(*spanSet).push(0x422e7e8, 0x7f2c6cba85b8)
	/usr/local/go/src/runtime/mspanset.go:136 +0x179 fp=0xc001b21630 sp=0xc001b215c8 pc=0x437a39
runtime.(*mcentral).uncacheSpan(0xc001b216a0?, 0x9db460?)
	/usr/local/go/src/runtime/mcentral.go:244 +0x85 fp=0xc001b21658 sp=0xc001b21630 pc=0x41b8c5
runtime.(*mcache).refill(0x7f2cb3a89108, 0x7)
	/usr/local/go/src/runtime/mcache.go:159 +0x9f fp=0xc001b21698 sp=0xc001b21658 pc=0x41ad3f
runtime.(*mcache).nextFree(0x7f2cb3a89108, 0x7)
	/usr/local/go/src/runtime/malloc.go:948 +0x85 fp=0xc001b216d0 sp=0xc001b21698 pc=0x411365
runtime.mallocgc(0x18, 0x136ebe0, 0x0)
	/usr/local/go/src/runtime/malloc.go:1149 +0x4a5 fp=0xc001b21758 sp=0xc001b216d0 pc=0x411985
runtime.convTnoptr(0x136ebe0, 0xc001a18168)
	/usr/local/go/src/runtime/iface.go:347 +0x2b fp=0xc001b21788 sp=0xc001b21758 pc=0x40efcb
github.com/google/syzkaller/prog.(*execContext).serializeCall(0xc001b218b0, 0xc001a18140)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:97 +0x9c fp=0xc001b21840 sp=0xc001b21788 pc=0x9eca3c
github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc0013ae800)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:78 +0x1ab fp=0xc001b21920 sp=0xc001b21840 pc=0x9ec7cb
github.com/google/syzkaller/pkg/rpcserver.(*Runner).sendRequest(0xc00012c300, 0xc001915ad0)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:295 +0x226 fp=0xc001b219e8 sp=0xc001b21920 pc=0x112c926
github.com/google/syzkaller/pkg/rpcserver.(*Runner).ConnectionLoop(0xc00012c300)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:180 +0x565 fp=0xc001b21bd8 sp=0xc001b219e8 pc=0x112bf45
github.com/google/syzkaller/pkg/rpcserver.(*server).connectionLoop(0xc0013da600, 0xc00012c300)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:356 +0x105 fp=0xc001b21cf8 sp=0xc001b21bd8 pc=0x11295a5
github.com/google/syzkaller/pkg/rpcserver.(*server).handleRunnerConn(0xc0013da600, 0xc00012c300, 0xc001a18370)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:294 +0x411 fp=0xc001b21e40 sp=0xc001b21cf8 pc=0x1128d11
github.com/google/syzkaller/pkg/rpcserver.(*server).handleConn(0xc0013da600, 0xc001a18370)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:261 +0x2b6 fp=0xc001b21f58 sp=0xc001b21e40 pc=0x1128716
github.com/google/syzkaller/pkg/rpcserver.(*server).handleConn-fm(0x0?)
	<autogenerated>:1 +0x26 fp=0xc001b21f78 sp=0xc001b21f58 pc=0x1130866
github.com/google/syzkaller/pkg/flatrpc.ListenAndServe.func1.1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:55 +0x122 fp=0xc001b21fe0 sp=0xc001b21f78 pc=0xa2fa62
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc001b21fe8 sp=0xc001b21fe0 pc=0x474141
created by github.com/google/syzkaller/pkg/flatrpc.ListenAndServe.func1 in goroutine 21
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:52 +0xb1

goroutine 1 gp=0xc0000061c0 m=nil [select]:
runtime.gopark(0xc002b19c60?, 0x4?, 0x60?, 0x0?, 0xc002b19be0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc001ba7a80 sp=0xc001ba7a60 pc=0x440a6e
runtime.selectgo(0xc001ba7c60, 0xc002b19bd8, 0xc002b19ce0?, 0x0, 0xc0014b2460?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc001ba7ba0 sp=0xc001ba7a80 pc=0x4526a5
github.com/google/syzkaller/pkg/rpcserver.RunLocal(0xc0018a49a0)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:95 +0x835 fp=0xc001ba7da8 sp=0xc001ba7ba0 pc=0x1127415
main.main()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:187 +0x93c fp=0xc001ba7f50 sp=0xc001ba7da8 pc=0x113299c
runtime.main()
	/usr/local/go/src/runtime/proc.go:271 +0x29d fp=0xc001ba7fe0 sp=0xc001ba7f50 pc=0x44063d
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc001ba7fe8 sp=0xc001ba7fe0 pc=0x474141

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=0xc000078fa8 sp=0xc000078f88 pc=0x440a6e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:408
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:326 +0xb3 fp=0xc000078fe0 sp=0xc000078fa8 pc=0x4408f3
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000078fe8 sp=0xc000078fe0 pc=0x474141
created by runtime.init.6 in goroutine 1
	/usr/local/go/src/runtime/proc.go:314 +0x1a

goroutine 17 gp=0xc000104000 m=nil [GC sweep wait]:
runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000074780 sp=0xc000074760 pc=0x440a6e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:408
runtime.bgsweep(0xc000100000)
	/usr/local/go/src/runtime/mgcsweep.go:318 +0xdf fp=0xc0000747c8 sp=0xc000074780 pc=0x42ad1f
runtime.gcenable.gowrap1()
	/usr/local/go/src/runtime/mgc.go:203 +0x25 fp=0xc0000747e0 sp=0xc0000747c8 pc=0x41f625
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0000747e8 sp=0xc0000747e0 pc=0x474141
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:203 +0x66

goroutine 18 gp=0xc0001041c0 m=nil [GC scavenge wait]:
runtime.gopark(0x10000?, 0x1c1a8b0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000074f78 sp=0xc000074f58 pc=0x440a6e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:408
runtime.(*scavengerState).park(0x41fb200)
	/usr/local/go/src/runtime/mgcscavenge.go:425 +0x49 fp=0xc000074fa8 sp=0xc000074f78 pc=0x4286c9
runtime.bgscavenge(0xc000100000)
	/usr/local/go/src/runtime/mgcscavenge.go:658 +0x59 fp=0xc000074fc8 sp=0xc000074fa8 pc=0x428c79
runtime.gcenable.gowrap2()
	/usr/local/go/src/runtime/mgc.go:204 +0x25 fp=0xc000074fe0 sp=0xc000074fc8 pc=0x41f5c5
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000074fe8 sp=0xc000074fe0 pc=0x474141
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(0xc000078660?, 0x427b9c?, 0x80?, 0x85?, 0x550011?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000078620 sp=0xc000078600 pc=0x440a6e
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:194 +0x107 fp=0xc0000787e0 sp=0xc000078620 pc=0x41e667
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0000787e8 sp=0xc0000787e0 pc=0x474141
created by runtime.createfing in goroutine 1
	/usr/local/go/src/runtime/mfinal.go:164 +0x3d

goroutine 4 gp=0xc000007880 m=nil [select]:
runtime.gopark(0xc000079778?, 0x3?, 0xb8?, 0x95?, 0xc000079772?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000079618 sp=0xc0000795f8 pc=0x440a6e
runtime.selectgo(0xc000079778, 0xc00007976c, 0xc0000d9880?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000079738 sp=0xc000079618 pc=0x4526a5
go.opencensus.io/stats/view.(*worker).start(0xc0000d9880)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/vendor/go.opencensus.io/stats/view/worker.go:292 +0x9f fp=0xc0000797c8 sp=0xc000079738 pc=0x97ba3f
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=0xc0000797e0 sp=0xc0000797c8 pc=0x97ada5
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0000797e8 sp=0xc0000797e0 pc=0x474141
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 6 gp=0xc0016df340 m=nil [chan receive]:
runtime.gopark(0xc000108f00?, 0xc002cce6c0?, 0x40?, 0x77?, 0x9cbfc0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000079ef8 sp=0xc000079ed8 pc=0x440a6e
runtime.chanrecv(0xc000108ea0, 0xc000079fb8, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3bf fp=0xc000079f70 sp=0xc000079ef8 pc=0x40a73f
runtime.chanrecv2(0xc0016d8f00?, 0xc0005a61b8?)
	/usr/local/go/src/runtime/chan.go:447 +0x12 fp=0xc000079f98 sp=0xc000079f70 pc=0x40a372
github.com/google/syzkaller/pkg/stat.newSet.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/stat/set.go:95 +0x66 fp=0xc000079fe0 sp=0xc000079f98 pc=0x9cab26
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000079fe8 sp=0xc000079fe0 pc=0x474141
created by github.com/google/syzkaller/pkg/stat.newSet in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/stat/set.go:94 +0xd6

goroutine 7 gp=0xc001807880 m=nil [GC worker (idle)]:
runtime.gopark(0xbf15da244?, 0x2?, 0xd5?, 0x9a?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc00007a750 sp=0xc00007a730 pc=0x440a6e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1310 +0xe5 fp=0xc00007a7e0 sp=0xc00007a750 pc=0x421705
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc00007a7e8 sp=0xc00007a7e0 pc=0x474141
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1234 +0x1c

goroutine 8 gp=0xc001807a40 m=nil [GC worker (idle)]:
runtime.gopark(0x1a8c950?, 0xc0019044a0?, 0x1a?, 0xa?, 0x0?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc00007af50 sp=0xc00007af30 pc=0x440a6e
runtime.gcBgMarkWorker()
	/usr/local/go/src/runtime/mgc.go:1310 +0xe5 fp=0xc00007afe0 sp=0xc00007af50 pc=0x421705
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc00007afe8 sp=0xc00007afe0 pc=0x474141
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1234 +0x1c

goroutine 21 gp=0xc001504000 m=nil [IO wait]:
runtime.gopark(0xc000068508?, 0x0?, 0x0?, 0x40?, 0xc001aa0d30?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc001aa0cf8 sp=0xc001aa0cd8 pc=0x440a6e
runtime.netpollblock(0xc001aa0d90?, 0x408946?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:573 +0xf7 fp=0xc001aa0d30 sp=0xc001aa0cf8 pc=0x439877
internal/poll.runtime_pollWait(0x7f2c6cf5ae80, 0x72)
	/usr/local/go/src/runtime/netpoll.go:345 +0x85 fp=0xc001aa0d50 sp=0xc001aa0d30 pc=0x46e945
internal/poll.(*pollDesc).wait(0x3?, 0x1?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x27 fp=0xc001aa0d78 sp=0xc001aa0d50 pc=0x4ec7e7
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0xc0013b2200)
	/usr/local/go/src/internal/poll/fd_unix.go:611 +0x2ac fp=0xc001aa0e20 sp=0xc001aa0d78 pc=0x4f1b8c
net.(*netFD).accept(0xc0013b2200)
	/usr/local/go/src/net/fd_unix.go:172 +0x29 fp=0xc001aa0ed8 sp=0xc001aa0e20 pc=0x63a4e9
net.(*TCPListener).accept(0xc0014b2480)
	/usr/local/go/src/net/tcpsock_posix.go:159 +0x1e fp=0xc001aa0f00 sp=0xc001aa0ed8 pc=0x6514de
net.(*TCPListener).Accept(0xc0014b2480)
	/usr/local/go/src/net/tcpsock.go:327 +0x30 fp=0xc001aa0f30 sp=0xc001aa0f00 pc=0x6506d0
github.com/google/syzkaller/pkg/flatrpc.ListenAndServe.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:40 +0x47 fp=0xc001aa0fe0 sp=0xc001aa0f30 pc=0xa2f787
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc001aa0fe8 sp=0xc001aa0fe0 pc=0x474141
created by github.com/google/syzkaller/pkg/flatrpc.ListenAndServe in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:38 +0xa5

goroutine 22 gp=0xc0015041c0 m=0 mp=0x4201180 [syscall]:
syscall.Syscall6(0xf7, 0x1, 0x17b, 0xc000075e48, 0x1000004, 0x0, 0x0)
	/usr/local/go/src/syscall/syscall_linux.go:91 +0x39 fp=0xc000075e10 sp=0xc000075db0 pc=0x4977d9
os.(*Process).blockUntilWaitable(0xc001d83a40)
	/usr/local/go/src/os/wait_waitid.go:32 +0x76 fp=0xc000075ee8 sp=0xc000075e10 pc=0x4fd4f6
os.(*Process).wait(0xc001d83a40)
	/usr/local/go/src/os/exec_unix.go:22 +0x25 fp=0xc000075f48 sp=0xc000075ee8 pc=0x4f8685
os.(*Process).Wait(...)
	/usr/local/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0xc000594300)
	/usr/local/go/src/os/exec/exec.go:906 +0x45 fp=0xc000075fa8 sp=0xc000075f48 pc=0x948e45
github.com/google/syzkaller/pkg/rpcserver.RunLocal.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:89 +0x25 fp=0xc000075fe0 sp=0xc000075fa8 pc=0x1127585
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000075fe8 sp=0xc000075fe0 pc=0x474141
created by github.com/google/syzkaller/pkg/rpcserver.RunLocal in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/rpcserver/local.go:89 +0x756

goroutine 23 gp=0xc001504380 m=nil [chan receive]:
runtime.gopark(0x9a3c05?, 0x12edd60?, 0x1?, 0x8b?, 0xc000076758?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc0000766c8 sp=0xc0000766a8 pc=0x440a6e
runtime.chanrecv(0xc0014a13e0, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:583 +0x3bf fp=0xc000076740 sp=0xc0000766c8 pc=0x40a73f
runtime.chanrecv1(0xc0014a13e0?, 0xc0000767b0?)
	/usr/local/go/src/runtime/chan.go:442 +0x12 fp=0xc000076768 sp=0xc000076740 pc=0x40a352
github.com/google/syzkaller/pkg/osutil.HandleInterrupts.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:77 +0x85 fp=0xc0000767e0 sp=0xc000076768 pc=0x9a5405
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0000767e8 sp=0xc0000767e0 pc=0x474141
created by github.com/google/syzkaller/pkg/osutil.HandleInterrupts in goroutine 1
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil_unix.go:74 +0x4f

goroutine 24 gp=0xc001504540 m=nil [select, locked to thread]:
runtime.gopark(0xc000076fa8?, 0x2?, 0x9?, 0xd?, 0xc000076f94?)
	/usr/local/go/src/runtime/proc.go:402 +0xce fp=0xc000076e38 sp=0xc000076e18 pc=0x440a6e
runtime.selectgo(0xc000076fa8, 0xc000076f90, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:327 +0x725 fp=0xc000076f58 sp=0xc000076e38 pc=0x4526a5
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1034 +0x19f fp=0xc000076fe0 sp=0xc000076f58 pc=0x46b4df
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000076fe8 sp=0xc000076fe0 pc=0x474141
created by runtime.ensureSigM in goroutine 23
	/usr/local/go/src/runtime/signal_unix.go:1017 +0xc8

goroutine 25 gp=0xc001504a80 m=4 mp=0xc00174e008 [syscall]:
runtime.notetsleepg(0x4277680, 0xffffffffffffffff)
	/usr/local/go/src/runtime/lock_futex.go:246 +0x29 fp=0xc0000777a0 sp=0xc000077778 pc=0x410549
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x29 fp=0xc0000777c0 sp=0xc0000777a0 pc=0x470a09
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x13 fp=0xc0000777e0 sp=0xc0000777c0 pc=0x9a3ff3
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1695 +0x1 fp=0xc0000777e8 sp=0xc0000777e0 pc=0x474141
created by os/signal.Notify.func1.1 in goroutine 23
	/usr/local/go/src/os/signal/signal.go:151 +0x1f