SYZFAIL: SIGFPE
pc-offset:0xffffffffffec0dc3 pc:0x7f6792f8e11d addr:(nil) code=128 (errno 9: Bad file descriptor)
SIGFPE: floating-point exception
PC=0x40dd0e m=6 sigcode=128
instruction bytes: 0x48 0x3d 0x1 0xf0 0xff 0xff 0x76 0x15 0x48 0xf7 0xd8 0x48 0x89 0xc1 0x48 0xc7

goroutine 34 gp=0xc0010e1500 m=6 mp=0xc002499008 [syscall]:
syscall.Syscall(0x3, 0x6, 0x0, 0x0)
	/usr/local/go/src/syscall/syscall_linux.go:73 +0x25 fp=0xc003cafeb0 sp=0xc003cafe50 pc=0x4a7925
syscall.Close(0x7fb9edced558?)
	/usr/local/go/src/syscall/zsyscall_linux_amd64.go:335 +0x25 fp=0xc003cafee0 sp=0xc003cafeb0 pc=0x4a52c5
internal/poll.(*SysFile).destroy(...)
	/usr/local/go/src/internal/poll/fd_unixjs.go:24
internal/poll.(*FD).destroy(0xc002ab0200)
	/usr/local/go/src/internal/poll/fd_unix.go:82 +0x51 fp=0xc003caff10 sp=0xc003cafee0 pc=0x4fe531
internal/poll.(*FD).decref(0x7fb9edced558?)
	/usr/local/go/src/internal/poll/fd_mutex.go:213 +0x53 fp=0xc003caff30 sp=0xc003caff10 pc=0x4fd453
internal/poll.(*FD).Close(0xc002ab0200)
	/usr/local/go/src/internal/poll/fd_unix.go:105 +0x45 fp=0xc003caff58 sp=0xc003caff30 pc=0x4fe5c5
net.(*netFD).Close(0xc002ab0200)
	/usr/local/go/src/net/fd_posix.go:37 +0x32 fp=0xc003caff88 sp=0xc003caff58 pc=0x66b392
net.(*conn).Close(0xc00352bc88)
	/usr/local/go/src/net/net.go:218 +0x36 fp=0xc003caffb8 sp=0xc003caff88 pc=0x67b176
github.com/google/syzkaller/pkg/flatrpc.(*Conn).Close(...)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:107
github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve.func2.1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:76 +0x3f fp=0xc003caffe0 sp=0xc003caffb8 pc=0xfaf9ff
runtime.goexit({})
	/usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc003caffe8 sp=0xc003caffe0 pc=0x47e281
created by github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve.func2 in goroutine 23
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:74 +0x17c

goroutine 1 gp=0xc000002380 m=nil [sync.WaitGroup.Wait]:
runtime.gopark(0xc000111c98?, 0x419274?, 0x0?, 0xc0?, 0x7fb9ed851c38?)
	/usr/local/go/src/runtime/proc.go:435 +0xce fp=0xc003c87c38 sp=0xc003c87c18 pc=0x47666e
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.semacquire1(0xc001f5aad0, 0x0, 0x1, 0x0, 0x18)
	/usr/local/go/src/runtime/sema.go:188 +0x21d fp=0xc003c87ca0 sp=0xc003c87c38 pc=0x4567fd
sync.runtime_SemacquireWaitGroup(0xc000586720?)
	/usr/local/go/src/runtime/sema.go:110 +0x25 fp=0xc003c87cd8 sp=0xc003c87ca0 pc=0x477c05
sync.(*WaitGroup).Wait(0x15a1b20?)
	/usr/local/go/src/sync/waitgroup.go:118 +0x48 fp=0xc003c87d00 sp=0xc003c87cd8 pc=0x489bc8
golang.org/x/sync/errgroup.(*Group).Wait(0xc001f5aac0)
	/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/x/sync@v0.17.0/errgroup/errgroup.go:56 +0x1e fp=0xc003c87d20 sp=0xc003c87d00 pc=0xfae5de
github.com/google/syzkaller/pkg/rpcserver.RunLocal({0x235ffb0?, 0xc0022f50e0?Connection to 10.128.1.100 closed by remote host.