fatal error: fault
D0430 01:55:33.321324   84839 task_signals.go:467] [  12:  15] Notified of signal 23
D0430 01:55:33.321716   84839 task_signals.go:220] [  12:  15] Signal 23: delivering to handler
[signal SIGBUS: bus error code=0x1 addr=0x7fe636000000 pc=0x60980d]

goroutine 133 [running]:
runtime.throw({0x6b8c56, 0xc00001a000})
	/usr/local/go/src/runtime/panic.go:1198 +0x71 fp=0xc00087d7b0 sp=0xc00087d780 pc=0x433fd1
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:732 +0x125 fp=0xc00087d800 sp=0xc00087d7b0 pc=0x44a005
encoding/binary.littleEndian.Uint32(...)
	/usr/local/go/src/encoding/binary/binary.go:65
github.com/google/syzkaller/pkg/ipc.readUint32(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:453
github.com/google/syzkaller/pkg/ipc.(*Env).parseOutput(0xc0001ef570, 0xc002333100, 0xc0001c1350)
D0430 01:55:33.334174   84839 task_signals.go:467] [  12:  15] Notified of signal 23
D0430 01:55:33.334285   84839 task_signals.go:220] [  12:  15] Signal 23: delivering to handler
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:328 +0x6d fp=0xc00087da38 sp=0xc00087d800 pc=0x60980d
github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc00032b320, 0x65b260, 0xc002333100)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:292 +0x34c fp=0xc00087db18 sp=0xc00087da38 pc=0x6093ec
main.(*Proc).executeRaw(0xc00219c0c0, 0xc002333100, 0xc0022ac5c0, 0x5)
D0430 01:55:33.346252   84839 task_signals.go:467] [  12:  15] Notified of signal 23
D0430 01:55:33.346708   84839 task_signals.go:220] [  12:  15] Signal 23: delivering to handler
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:321 +0x1bc fp=0xc00087dc38 sp=0xc00087db18 pc=0x642bfc
main.(*Proc).execute(0xc00219c0c0, 0xc00232cfe0, 0x0, 0xc00219c040, 0xc001a30000)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x49 fp=0xc00087dd78 sp=0xc00087dc38 pc=0x6423a9
main.(*Proc).executeAndCollide(0xc00219c0c0, 0x6f1411, 0x12, 0xc00087de10, 0x1)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:284 +0x27 fp=0xc00087ddc0 sp=0xc00087dd78 pc=0x6428a7
main.(*Proc).smashInput(0xc00219c0c0, 0xc002d50110)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:221 +0x1cb fp=0xc00087dea0 sp=0xc00087ddc0 pc=0x641f4b
main.(*Proc).loop(0xc00219c0c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0x125 fp=0xc00087dfc8 sp=0xc00087dea0 pc=0x640d25
main.main·dwrap·1()
D0430 01:55:33.358542   84839 task_signals.go:467] [  12:  15] Notified of signal 23
D0430 01:55:33.358737   84839 task_signals.go:220] [  12:  15] Signal 23: delivering to handler
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:300 +0x26 fp=0xc00087dfe0 sp=0xc00087dfc8 pc=0x63db06
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1581 +0x1 fp=0xc00087dfe8 sp=0xc00087dfe0 pc=0x464ac1
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:300 +0x157d