syzkaller login: [  139.874315][ T3139] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[  139.892817][ T3139] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[  149.420584][ T3139] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[  149.468549][ T3139] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
Warning: Permanently added '[localhost]:8775' (ECDSA) to the list of known hosts.
1970/01/01 00:02:51 fuzzer started
1970/01/01 00:02:57 connecting to host at localhost:39877
1970/01/01 00:02:57 checking machine...
1970/01/01 00:02:57 checking revisions...
1970/01/01 00:02:58 testing simple program...
1970/01/01 00:02:59 BUG: got no fallback coverage:
loop exited with status 11

VM DIAGNOSIS:
22:48:00  Registers:
info registers vcpu 0
 PC=ffff800013ddeaf8 X00=ffff000013f83800 X01=ffff800054c1e000
X02=ffff800015ee7000 X03=1ffff00002bed9a9 X04=1ffff00002bed9a9
X05=1ffff00002000e9a X06=000000000000f1f1 X07=0000000000000000
X08=ffff800010007088 X09=dfff800000000000 X10=ffff700002000e10
X11=1ffff00002000e10 X12=ffff700002000e11 X13=0000000000000000
X14=1ffff00002000e58 X15=dfff800000000000 X16=0000000000000007
X17=0000000000000000 X18=000000001bc9b03d X19=ffff800010007070
X20=ffff8000100070e0 X21=ffff800010007120 X22=ffff800010033620
X23=0000000000000002 X24=ffff800010007078 X25=ffff00001166784e
X26=ffff800010007370 X27=dfff800000000000 X28=ffff00000a267dc0
X29=ffff800010007050 X30=ffff8000102824d0  SP=ffff800010007090
PSTATE=10000005 ---V EL1h     FPCR=00000000 FPSR=00000010
Q00=0000000000000000:0000000000000004 Q01=0000000000000000:c1162e42fefa39ef
Q02=41068f3773b101c5:5a161f4cdde757cb Q03=0000000040000000:0000000000000000
Q04=4010040140100401:4000000000000000 Q05=4010040140100401:4010040140100401
Q06=5555400000400000:5555400000400000 Q07=0000000000000000:0000000000000000
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=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=0000000000000010:0000002773da4c00 Q31=0000000000000000:0000000000000000
info registers vcpu 1
 PC=ffff800010280e9c X00=ffff00000cdb8500 X01=0000000000000000
X02=0000000000000003 X03=00000000f1f1f1f1 X04=ffff700003096edd
X05=ffff8000184b76e0 X06=00008ffffcf69124 X07=0000000000000001
X08=ffff8000184b76e7 X09=dfff800000000000 X10=00000000f3000000
X11=dfff800000000000 X12=000000000000f1f1 X13=0000000000000001
X14=1ffff00003096ebe X15=ffff00006ab29b7c X16=0000000000000000
X17=0000000000000000 X18=ffff00006ab29b48 X19=0000000000000000
X20=0000000000000001 X21=ffff00000a40be20 X22=ffff800017a850c0
X23=0000000000000000 X24=ffff8000173a6810 X25=0000000000000030
X26=ffff800016157a40 X27=dfff800000000000 X28=ffff00000a40b480
X29=ffff8000184b7610 X30=ffff800014476954  SP=ffff8000184b7690
PSTATE=600000c5 -ZC- EL1h     FPCR=00000000 FPSR=00000000
Q00=0000000000000000:0000000000000000 Q01=6e616863203a7325:0064252074726f70
Q02=732520796c706572:203a6925206c656e Q03=0000000000000000:ff00000000000000
Q04=0000000000000000:0000000000000000 Q05=0000000000000001:4000040000000000
Q06=0010000000000000:0000000100000000 Q07=4010040140100401:4010040140100401
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=1000010000014400:1000010000014400 Q17=4eca68374dd59438:1faa20bdd9362339
Q18=bcff481ee221ad5b:5612804d922038aa Q19=9fa304f689c68824:a800fbccadd828a1
Q20=93df5855ca2a1080:fb52e8ca0caa5aa2 Q21=909db22e7c3c86c0:643ef33894f6ec30
Q22=ef25c5e2bf4c290c:71360153eb0b080d Q23=b6cbd2babf39698b:7f29e1ab5517a342
Q24=6b20657479622d32:3320646e61707865 Q25=1831cad99cda9bc2:bf410e1eda6beacc
Q26=dc9023cb03f03a54:18f0377aadaaabc8 Q27=0800000000000000:0000000000000002
Q28=0800000000000000:0000000000000003 Q29=0800000000000000:0000000000000004
Q30=0000000000000000:0000000000000000 Q31=0000000000000000:0000000000000004