syzkaller login: [   92.123648][ T3120] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[   96.004317][ T3120] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[   96.008178][ T3120] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
Warning: Permanently added '[localhost]:6219' (ECDSA) to the list of known hosts.
1970/01/01 00:01:48 fuzzer started
1970/01/01 00:01:51 dialing manager at localhost:43981
1970/01/01 00:01:51 syscalls: 2819
1970/01/01 00:01:51 code coverage: CONFIG_KCOV is not enabled
1970/01/01 00:01:51 comparison tracing: CONFIG_KCOV is not enabled
1970/01/01 00:01:51 extra coverage: CONFIG_KCOV is not enabled
1970/01/01 00:01:51 setuid sandbox: enabled
1970/01/01 00:01:51 namespace sandbox: enabled
1970/01/01 00:01:52 Android sandbox: /sys/fs/selinux/policy does not exist
1970/01/01 00:01:52 fault injection: enabled
1970/01/01 00:01:52 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
1970/01/01 00:01:52 net packet injection: enabled
1970/01/01 00:01:52 net device setup: enabled
1970/01/01 00:01:52 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
1970/01/01 00:01:52 devlink PCI setup: PCI device 0000:00:10.0 is not available
1970/01/01 00:01:52 USB emulation: enabled
1970/01/01 00:01:52 hci packet injection: /dev/vhci does not exist
1970/01/01 00:01:52 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist
1970/01/01 00:01:52 802.15.4 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=0x8 pc=0x292bfc]

goroutine 1 [running]:
github.com/google/syzkaller/prog.(*ChoiceTable).Enabled(...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prio.go:239
main.(*Fuzzer).checkDisabledCalls(0x215a120, 0x2269600)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:469 +0x48
main.(*Fuzzer).deserializeInput(0x215a120, 0x2052000, 0x116, 0x116, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:460 +0xf0
main.(*Fuzzer).addCandidateInput(0x215a120, 0x2052000, 0x116, 0x116, 0x101)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:438 +0x34
main.(*Fuzzer).poll(0x215a120, 0x2268c01, 0x0, 0x2012cf8)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:409 +0x314
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:273 +0xf0c

VM DIAGNOSIS:
12:20:19  Registers:
info registers vcpu 0
R00=00000003 R01=0030160e R02=00000003 R03=00000000
R04=00000000 R05=00000001 R06=00000001 R07=00000004
R08=00000005 R09=00000008 R10=020016c0 R11=00000005
R12=02326a1d R13=85aefff8 R14=0007bef4 R15=0007bef4
PSR=60000093 -ZC- A S svc32
s00=00000000 s01=00000000 d00=0000000000000000
s02=00000000 s03=00000000 d01=0000000000000000
s04=00000000 s05=00000000 d02=0000000000000000
s06=00000000 s07=00000000 d03=0000000000000000
s08=00000000 s09=00000000 d04=0000000000000000
s10=00000000 s11=00000000 d05=0000000000000000
s12=00000000 s13=00000000 d06=0000000000000000
s14=00000000 s15=00000000 d07=0000000000000000
s16=00000000 s17=00000000 d08=0000000000000000
s18=00000000 s19=00000000 d09=0000000000000000
s20=00000000 s21=00000000 d10=0000000000000000
s22=00000000 s23=00000000 d11=0000000000000000
s24=00000000 s25=00000000 d12=0000000000000000
s26=00000000 s27=00000000 d13=0000000000000000
s28=00000000 s29=00000000 d14=0000000000000000
s30=00000000 s31=00000000 d15=0000000000000000
s32=00000000 s33=00000000 d16=0000000000000000
s34=00000000 s35=00000000 d17=0000000000000000
s36=00000000 s37=00000000 d18=0000000000000000
s38=00000000 s39=00000000 d19=0000000000000000
s40=00000000 s41=00000000 d20=0000000000000000
s42=00000000 s43=00000000 d21=0000000000000000
s44=00000000 s45=00000000 d22=0000000000000000
s46=00000000 s47=00000000 d23=0000000000000000
s48=00000000 s49=00000000 d24=0000000000000000
s50=00000000 s51=00000000 d25=0000000000000000
s52=00000000 s53=00000000 d26=0000000000000000
s54=00000000 s55=00000000 d27=0000000000000000
s56=00000000 s57=00000000 d28=0000000000000000
s58=00000000 s59=00000000 d29=0000000000000000
s60=00000000 s61=00000000 d30=0000000000000000
s62=00000000 s63=00000000 d31=0000000000000000
FPSCR: 00000000
info registers vcpu 1
R00=7efb4000 R01=0000575c R02=00000001 R03=00000000
R04=00000007 R05=7ec48528 R06=00000000 R07=7ec48654
R08=00000000 R09=00836278 R10=7efb4070 R11=7ec48514
R12=7efb4090 R13=7ec484c8 R14=7efb54f0 R15=7efb5538
PSR=20030010 --C- A S usr32
s00=ffce3465 s01=b334342d d00=b334342dffce3465
s02=72726520 s03=203a726f d01=203a726f72726520
s04=61766e69 s05=2064696c d02=2064696c61766e69
s06=6f6d656d s07=61207972 d03=612079726f6d656d
s08=65726464 s09=6f207373 d04=6f20737365726464
s10=696e2072 s11=6f70206c d05=6f70206c696e2072
s12=65746e69 s13=65642072 d06=6564207265746e69
s14=65666572 s15=636e6572 d07=636e657265666572
s16=00000000 s17=00000000 d08=0000000000000000
s18=00000000 s19=00000000 d09=0000000000000000
s20=00000000 s21=00000000 d10=0000000000000000
s22=00000000 s23=00000000 d11=0000000000000000
s24=00000000 s25=00000000 d12=0000000000000000
s26=00000000 s27=00000000 d13=0000000000000000
s28=00000000 s29=00000000 d14=0000000000000000
s30=00000000 s31=00000000 d15=0000000000000000
s32=9f278746 s33=71c1e3a4 d16=71c1e3a49f278746
s34=c1a3f4fa s35=7c9d28f4 d17=7c9d28f4c1a3f4fa
s36=e3a41a3a s37=134749e9 d18=134749e9e3a41a3a
s38=9270cb9b s39=6e093e84 d19=6e093e849270cb9b
s40=3defbb63 s41=e22f698a d20=e22f698a3defbb63
s42=b1eb387e s43=c20ecc48 d21=c20ecc48b1eb387e
s44=8cbd2630 s45=b0944945 d22=b09449458cbd2630
s46=38e30938 s47=59f611c4 d23=59f611c438e30938
s48=00000001 s49=00000000 d24=0000000000000001
s50=00000000 s51=00000000 d25=0000000000000000
s52=52dc107f s53=b919d1ff d26=b919d1ff52dc107f
s54=58f06e42 s55=e3a6dfc5 d27=e3a6dfc558f06e42
s56=f4442ea4 s57=f0c3a0c2 d28=f0c3a0c2f4442ea4
s58=fab38928 s59=4f72f803 d29=4f72f803fab38928
s60=69b3885c s61=3fdf568b d30=3fdf568b69b3885c
s62=5ce1db43 s63=73ec0012 d31=73ec00125ce1db43
FPSCR: 00000000