panic: runtime error: floating point error
[signal SIGFPE: floating-point exception code=0x80 addr=0x0 pc=0xf08039]

goroutine 33 [running]:
github.com/google/syzkaller/prog.foreachArgImpl({0x22b81c0, 0xc003cbc630}, 0x134d6a0?, 0xc0054ba000, 0xc003ced5e8)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:165 +0x299
github.com/google/syzkaller/prog.ForeachArg(0xc0024897c0, 0xc003ced5e8)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:146 +0x51
github.com/google/syzkaller/prog.(*execContext).writeCopyout(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:235
github.com/google/syzkaller/prog.(*execContext).serializeCall(0xc003ced680, 0xc0024897c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:119 +0x4b5
github.com/google/syzkaller/prog.(*Prog).SerializeForExec(0xc001f18c40)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/encodingexec.go:78 +0x1a8
github.com/google/syzkaller/pkg/rpcserver.(*Runner).sendRequest(0xc0024735c0, 0xc0054b60c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:297 +0x22b
github.com/google/syzkaller/pkg/rpcserver.(*Runner).ConnectionLoop(0xc0024735c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/runner.go:182 +0x53e
github.com/google/syzkaller/pkg/rpcserver.(*server).connectionLoop(0xc0006f97a0, {0x22b4ef0?, 0xc0024899f0?}, 0xc0024735c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:437 +0x196
github.com/google/syzkaller/pkg/rpcserver.(*server).handleRunnerConn(0xc0006f97a0, {0x22b4ef0, 0xc0024899f0}, 0xc0024735c0, 0xc002489a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:360 +0x54a
github.com/google/syzkaller/pkg/rpcserver.(*server).handleConn(0xc0006f97a0, {0x22b4ef0, 0xc0024899f0}, 0xc002489a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:322 +0x2aa
github.com/google/syzkaller/pkg/rpcserver.(*server).Serve.func1.1({0x22b4ef0?, 0xc0024899f0?}, 0x0?)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/rpcserver/rpcserver.go:242 +0x31
github.com/google/syzkaller/pkg/flatrpc.(*Serv).Serve.func2()
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/flatrpc/conn.go:78 +0x198
golang.org/x/sync/errgroup.(*Group).Go.func1()
	/syzkaller/gopath/pkg/mod/golang.org/x/sync@v0.16.0/errgroup/errgroup.go:93 +0x50
created by golang.org/x/sync/errgroup.(*Group).Go in goroutine 29
	/syzkaller/gopath/pkg/mod/golang.org/x/sync@v0.16.0/errgroup/errgroup.go:78 +0x93