syzkaller login: [   95.330999][ T3142] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[   95.336332][ T3142] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[   95.364083][ T3142] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
Warning: Permanently added '[localhost]:52005' (ECDSA) to the list of known hosts.
1970/01/01 00:01:53 fuzzer started
1970/01/01 00:01:57 dialing manager at localhost:34223
1970/01/01 00:01:58 syscalls: 2890
1970/01/01 00:01:58 code coverage: CONFIG_KCOV is not enabled
1970/01/01 00:01:58 comparison tracing: CONFIG_KCOV is not enabled
1970/01/01 00:01:58 extra coverage: CONFIG_KCOV is not enabled
1970/01/01 00:01:58 setuid sandbox: enabled
1970/01/01 00:01:58 namespace sandbox: enabled
1970/01/01 00:01:58 Android sandbox: /sys/fs/selinux/policy does not exist
1970/01/01 00:01:58 fault injection: enabled
1970/01/01 00:01:58 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
1970/01/01 00:01:58 net packet injection: enabled
1970/01/01 00:01:58 net device setup: enabled
1970/01/01 00:01:58 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
1970/01/01 00:01:58 devlink PCI setup: PCI device 0000:00:10.0 is not available
1970/01/01 00:01:58 USB emulation: enabled
1970/01/01 00:01:58 hci packet injection: /dev/vhci does not exist
1970/01/01 00:01:58 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist
1970/01/01 00:01:58 802.15.4 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(0x40002c2ea0, 0x4000353a40)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:469 +0x58
main.(*Fuzzer).deserializeInput(0x40002c2ea0, 0x40002ee380, 0x71, 0x71, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:460 +0xf8
main.(*Fuzzer).addCandidateInput(0x40002c2ea0, 0x40002ee380, 0x71, 0x71, 0x101)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:438 +0x40
main.(*Fuzzer).poll(0x40002c2ea0, 0x4000352b01, 0x0, 0x4000012e18)
	/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:
12:20:36  Registers:
info registers vcpu 0
 PC=ffff800013194ab8 X00=ffff800013194ab0 X01=ffff800013194af0
X02=0000000000000001 X03=1fffe000015d89d9 X04=ffff700003098e94
X05=00000000f2f2f200 X06=00000000f3f3f3f3 X07=ffff8000173e57a0
X08=ffff00000aec5858 X09=1fffe000015d8b0b X10=ffff700003098eb8
X11=1ffff00003098eb8 X12=ffff700003098eb9 X13=0000000000000001
X14=1ffff00003098e9a X15=ffff00000b322080 X16=0000000000000000
X17=0000000000000000 X18=ffff00000b3220b8 X19=ffff8000161777c0
X20=0000000000005b32 X21=0000000000005b32 X22=dfff800000000000
X23=0000001b79591c00 X24=0000000000000001 X25=ffff800016177d40
X26=0000000000000014 X27=ffff00000aec4ec0 X28=ffff00000b376462
X29=ffff8000184c76a0 X30=ffff800013194b08  SP=ffff8000184c76a0
PSTATE=10000005 ---V EL1h     FPCR=00000000 FPSR=00000000
Q00=0000000000000000:0000000000000000 Q01=083232b106a9bc07:6679d400c3ca06d5
Q02=5e0ac7ebfaf41b96:162c79492898b9be Q03=a1cc660313092e91:313a940bf9ec05aa
Q04=95a013402469e59a:1f9504aab0497830 Q05=1a155291f681dce9:88b3c79840d1550d
Q06=fbfa51e9f7fdfaf2:171ac321bbd28f4f Q07=37d8e42567a56972:a9e5bcfe20abb22d
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=b9a7b4e4e8de1a9f:011111d5189645ed Q17=ebaa9f454836e965:6c51391f2a3d2e7b
Q18=b76f76ce93cef2d2:4c163c52ad4846ad Q19=bffa9d2794b2a86a:6f7019b84736e8d5
Q20=fb5a770f7bcbf48e:058908d7093aab47 Q21=9dfa9b0cb5eb876b:54a6eed9d7bb56dd
Q22=4ab0c8b1cc153947:9efdccb617e812cc Q23=82e67a2a5dc643ac:89d51452a4abf2c6
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=ffff800013194ab8 X00=ffff800013194ab0 X01=0000000000000000
X02=0000000000000000 X03=1fffe0000d562780 X04=000000000022eb3d
X05=0000000000000000 X06=00000000f3f3f3f3 X07=ffff8000173e57a0
X08=ffff800015f0ac00 X09=1fffe000017027c3 X10=0000000000000007
X11=1fffe000017027bb X12=0000000000000088 X13=0000000000000001
X14=1ffff000030aaf8e X15=0000000000000000 X16=0000000000000000
X17=0000000000000000 X18=0000000000000000 X19=ffff8000161854b0
X20=0000000000000000 X21=0000000000000003 X22=0000000000000028
X23=ffff800016185540 X24=dfff800000000000 X25=ffff800016185480
X26=0000000000000004 X27=ffff8000161854b0 X28=ffff00000b813480
X29=ffff800018557d00 X30=ffff800010358478  SP=ffff800018557d00
PSTATE=600003c5 -ZC- EL1h     FPCR=00000000 FPSR=00000010
Q00=0000000000000000:0000000000000000 Q01=702f676f72702f72:656c6c616b7a7973
Q02=656c6c616b7a7973:2f006f672e6f6972 Q03=0000000000000000:0000000000000000
Q04=0000000000000000:0010000000000000 Q05=4010040140100401:4010040140100401
Q06=0000100000000000:0000100000000000 Q07=0000000000000000:3feb4ab135980077
Q08=0000000000000000:3f7e5ed330029480 Q09=0000000000000000:3fe45aac1cf8e747
Q10=0000000000000000:3fe0000000000000 Q11=0000000000000000:0000000000000000
Q12=0000000000000000:0000000000000000 Q13=0000000000000000:0000000000000000
Q14=0000000000000000:0000000000000000 Q15=0000000000000000:0000000000000000
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=000000000000000e:00000000c588c052 Q31=0000000000000000:0000000000000000