panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x7 pc=0x4114d0]

goroutine 1 [running]:
github.com/google/syzkaller/pkg/signal.(*Signal).Merge(0xc000001350, 0xc0012b1d40)
	/syzkaller/gopath/src/github.com/google/syzkaller/pkg/signal/signal.go:150 +0x16c
main.(*Fuzzer).addInputToCorpus(0xc0000011e0, 0xc000f79600, 0xc0012b1d40, {0xb, 0x7f, 0xc6, 0x12, 0xb6, 0xc1, 0x58, ...})
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:525 +0x2da
main.(*Fuzzer).addInputFromAnotherFuzzer(0xc0000011e0, {{0xc00140d874, 0xc}, {0xc000abe780, 0x1c1, 0x1c1}, {{0xc000393900, 0x320, 0x320}, {0xc00022e380, ...}}, ...})
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:445 +0x145
main.(*Fuzzer).poll(0xc0000011e0, 0x1, 0xc00110c540)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:417 +0x585
main.(*Fuzzer).pollLoop(0xc0000011e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:394 +0x3c5
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:297 +0x1be7


OpenBSD/amd64 (Amnesiac) (tty00)

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