syzkaller login: [   85.392503][ T3146] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[   89.556402][ T3146] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[   89.564046][ T3146] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
Warning: Permanently added '[localhost]:62632' (ECDSA) to the list of known hosts.
1970/01/01 00:01:51 fuzzer started
1970/01/01 00:01:55 dialing manager at localhost:34223
1970/01/01 00:01:55 syscalls: 2890
1970/01/01 00:01:55 code coverage: CONFIG_KCOV is not enabled
1970/01/01 00:01:55 comparison tracing: CONFIG_KCOV is not enabled
1970/01/01 00:01:55 extra coverage: CONFIG_KCOV is not enabled
1970/01/01 00:01:55 setuid sandbox: enabled
1970/01/01 00:01:55 namespace sandbox: enabled
1970/01/01 00:01:55 Android sandbox: /sys/fs/selinux/policy does not exist
1970/01/01 00:01:55 fault injection: enabled
1970/01/01 00:01:55 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
1970/01/01 00:01:55 net packet injection: enabled
1970/01/01 00:01:55 net device setup: enabled
1970/01/01 00:01:55 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
1970/01/01 00:01:55 devlink PCI setup: PCI device 0000:00:10.0 is not available
1970/01/01 00:01:55 USB emulation: enabled
1970/01/01 00:01:55 hci packet injection: /dev/vhci does not exist
1970/01/01 00:01:55 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist
1970/01/01 00:01:55 802.15.4 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=0x290708]

goroutine 1 [running]:
github.com/google/syzkaller/prog.(*ChoiceTable).Enabled(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prio.go:239
main.(*Fuzzer).checkDisabledCalls(0x40002b29c0, 0x40003c4b00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:469 +0x58
main.(*Fuzzer).deserializeInput(0x40002b29c0, 0x40000641e0, 0x5e, 0x5e, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:460 +0xf8
main.(*Fuzzer).addCandidateInput(0x40002b29c0, 0x40000641e0, 0x5e, 0x5e, 0x101)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:438 +0x40
main.(*Fuzzer).poll(0x40002b29c0, 0x400054c001, 0x0, 0x400028c220)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:409 +0x3a0
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:273 +0xedc

VM DIAGNOSIS:
12:19:58  Registers:
info registers vcpu 0
 PC=ffff800013194ab8 X00=ffff800013194ab0 X01=ffff800013194af0
X02=0000000000000001 X03=1fffe00001369691 X04=ffff700003090e94
X05=00000000f2f2f200 X06=00000000f3f3f3f3 X07=ffff8000173e57a0
X08=ffff000009b4be18 X09=1fffe000013697c3 X10=ffff700003090eb8
X11=1ffff00003090eb8 X12=ffff700003090eb9 X13=0000000000000001
X14=1ffff00003090e9a X15=ffff00000b94a080 X16=0000000000000000
X17=0000000000000000 X18=ffff00000b94a0b8 X19=ffff8000161777c0
X20=00000000000059ca X21=00000000000059ca X22=dfff800000000000
X23=0000001b02238800 X24=0000000000000001 X25=ffff800016177d40
X26=0000000000000014 X27=ffff000009b4b480 X28=ffff00000a2bf062
X29=ffff8000184876a0 X30=ffff800013194b08  SP=ffff8000184876a0
PSTATE=10000005 ---V EL1h     FPCR=00000000 FPSR=00000000
Q00=0000000000000000:0000000000000000 Q01=e8a9c3e9e949a102:e6c160dc1777e76f
Q02=da9aa76f364a1af0:1e47bc795cd34c04 Q03=d6baf3341512db23:ae6c331fc3707353
Q04=c60a6db43333db46:6c67f80c109f6a33 Q05=26f97c65450fb7a1:c1faf94885413fa9
Q06=a273c563fda212d7:390cbbae41d508c5 Q07=e99636367597445f:a8d22f79b83b4164
Q08=0000000000000000:0000000000000000 Q09=0000000000000000:0000000000000000
Q10=0000000000000000:0000000000000000 Q11=0000000000000000:0000000000000000
Q12=0000000000000000:0000000000000000 Q13=0000000000000000:0000000000000000
Q14=0000000000000000:0000000000000000 Q15=0000000000000000:0000000000000000
Q16=2883c2524aabd654:71c2e36d1b563493 Q17=84607bbb7156fd98:025f96eee3df2d0d
Q18=b3f903068787c0b8:b5565da899c14570 Q19=fc3875989d30fec4:44dd59aaefb7b0a4
Q20=dda178c0acfe1040:b29b7f05bc2b0f07 Q21=9e413091e311b45f:3805aa9cb258ce14
Q22=b0770d93d6633f63:4228c4b4e9c2d92c Q23=9595e5e3197312b3:637777bf5fdee9be
Q24=6b20657479622d32:3320646e61707865 Q25=0000000000000000:0000000000000000
Q26=0000000000000000:0000000000000000 Q27=0000000000000000:0000000000000000
Q28=0000000000000000:0000000000000000 Q29=0000000000000000:0000000000000000
Q30=0000000000000000:0000000000000000 Q31=0000000000000000:0000000000000004
info registers vcpu 1
 PC=ffff800014493d30 X00=0000000000000000 X01=000000000000001f
X02=0000000000000017 X03=0000000000000074 X04=1ffff000030a0f7e
X05=ffff7000030a0efe X06=dfff800000000000 X07=00000000f1f1f1f1
X08=1fffe000028e5f2e X09=dfff800000000000 X10=ffff6000024c6425
X11=1fffe00002030580 X12=ffff600002030581 X13=0000000000000001
X14=1ffff000030a0ee4 X15=0000000000000000 X16=0000000000000000
X17=0000000000000000 X18=0000000000000000 X19=0000000000000001
X20=1fffe00001a770a4 X21=ffff8000161586a0 X22=ffff00000d3b8500
X23=ffff00000a310978 X24=000000000000001f X25=ffff8000173d0010
X26=0000000000000000 X27=0000000000000000 X28=ffff8000107d34f8
X29=ffff800018507770 X30=ffff8000144942b0  SP=ffff800018507840
PSTATE=200000c5 --C- EL1h     FPCR=00000000 FPSR=00000010
Q00=0000000000000000:0000000000000000 Q01=662d7a79732f7265:6c6c616b7a79732f
Q02=006f672e72657a7a:75662f72657a7a75 Q03=0000000000000000:0000000000000000
Q04=4000000000000000:0000000000000000 Q05=4010040140100401:4010040140100401
Q06=4000000000000000:4000000000000000 Q07=0000000000000000:0000000000000001
Q08=0000000000000000:0000000000000001 Q09=0000000000000000:3fe2e732bc3b93c8
Q10=0000000000000000:3fe0000000000000 Q11=0000000000000000:4f64a98b4d1d6037
Q12=0000000000000000:3df98801e0fbfca9 Q13=0000000000000000:b58db11a8cfd7fa2
Q14=0000000000000000:198f5edfda3215d2 Q15=0000000000000000:16a80cfd2e332d42
Q16=0000000000000000:0000000000000000 Q17=0000000000000000:0000000000000000
Q18=0000000000000000:0000000000000000 Q19=0000000000000000:0000000000000000
Q20=0000000000000000:0000000000000000 Q21=0000000000000000:0000000000000000
Q22=0000000000000000:0000000000000000 Q23=0000000000000000:0000000000000000
Q24=0000000000000000:0000000000000000 Q25=0000000000000000:0000000000000000
Q26=0000000000000000:0000000000000000 Q27=0000000000000000:0000000000000000
Q28=0000000000000000:0000000000000000 Q29=0000000000000000:0000000000000000
Q30=000000000000000d:0000000087fb1780 Q31=0000000000000000:0000000000000000