        Starting Update UTMP about System Runlevel Changes...

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.53' (ECDSA) to the list of known hosts.
2021/05/10 11:33:21 fuzzer started
2021/05/10 11:33:21 dialing manager at 10.128.0.163:40723
2021/05/10 11:33:21 syscalls: 3399
2021/05/10 11:33:21 code coverage: enabled
2021/05/10 11:33:21 comparison tracing: ioctl(KCOV_TRACE_CMP) failed: invalid argument
2021/05/10 11:33:21 extra coverage: extra coverage is not supported by the kernel
2021/05/10 11:33:21 setuid sandbox: enabled
2021/05/10 11:33:21 namespace sandbox: enabled
2021/05/10 11:33:21 Android sandbox: /sys/fs/selinux/policy does not exist
2021/05/10 11:33:21 fault injection: enabled
2021/05/10 11:33:21 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2021/05/10 11:33:21 net packet injection: enabled
2021/05/10 11:33:21 net device setup: enabled
2021/05/10 11:33:21 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2021/05/10 11:33:21 devlink PCI setup: PCI device 0000:00:10.0 is not available
2021/05/10 11:33:21 USB emulation: /dev/raw-gadget does not exist
2021/05/10 11:33:21 hci packet injection: enabled
2021/05/10 11:33:21 wifi device emulation: kernel 4.17 required (have 4.14.232-syzkaller                                               )
2021/05/10 11:33:21 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x10 pc=0x6e01c8]

goroutine 1 [running]:
github.com/google/syzkaller/prog.(*ChoiceTable).Enabled(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prio.go:239
main.(*Fuzzer).checkDisabledCalls(0xc000302ea0, 0xc0004fd600)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:469 +0x68
main.(*Fuzzer).deserializeInput(0xc000302ea0, 0xc000252000, 0x153, 0x153, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:460 +0x14c
main.(*Fuzzer).addCandidateInput(0xc000302ea0, 0xc000252000, 0x153, 0x153, 0x101)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:438 +0x4d
main.(*Fuzzer).poll(0xc000302ea0, 0xc0004fcc01, 0x0, 0xc000014990)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:409 +0x4d4
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:273 +0x1271
syzkaller login: