syzkaller login: [   44.169637][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[   44.176120][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
[   48.699690][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'.
Warning: Permanently added '[localhost]:21898' (ECDSA) to the list of known hosts.
1970/01/01 00:00:58 fuzzer started
1970/01/01 00:01:00 dialing manager at localhost:40707
[   61.828795][ T2230] cgroup: Unknown subsys name 'net'
[   61.972639][ T2230] cgroup: Unknown subsys name 'hugetlb'
[   61.974620][ T2230] cgroup: Unknown subsys name 'rlimit'
1970/01/01 00:01:02 syscalls: 2914
1970/01/01 00:01:02 code coverage: CONFIG_KCOV is not enabled
1970/01/01 00:01:02 comparison tracing: CONFIG_KCOV is not enabled
1970/01/01 00:01:02 extra coverage: CONFIG_KCOV is not enabled
1970/01/01 00:01:02 delay kcov mmap: CONFIG_KCOV is not enabled
1970/01/01 00:01:02 setuid sandbox: enabled
1970/01/01 00:01:02 namespace sandbox: enabled
1970/01/01 00:01:02 Android sandbox: /sys/fs/selinux/policy does not exist
1970/01/01 00:01:02 fault injection: enabled
1970/01/01 00:01:02 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
1970/01/01 00:01:02 net packet injection: enabled
1970/01/01 00:01:02 net device setup: enabled
1970/01/01 00:01:02 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
1970/01/01 00:01:02 devlink PCI setup: PCI device 0000:00:10.0 is not available
1970/01/01 00:01:02 NIC VF setup: PCI device 0000:00:11.0 is not available
1970/01/01 00:01:02 USB emulation: enabled
1970/01/01 00:01:02 hci packet injection: /dev/vhci does not exist
1970/01/01 00:01:02 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist
1970/01/01 00:01:02 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist
1970/01/01 00:01:02 fetching corpus: 0, signal 0/0 (executing program)
1970/01/01 00:01:02 fetching corpus: 0, signal 0/0 (executing program)
1970/01/01 00:01:24 starting 2 fuzzer processes
00:01:24 executing program 0:
r0 = openat$vcs(0xffffff9c, &(0x7f0000000240), 0x0, 0x0)
r1 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000300), 0x0, 0x0)
dup2(r1, r0)
ioctl$TUNDETACHFILTER(r0, 0x400854d6, 0x0)

panic: unaligned 64-bit atomic operation

goroutine 25 [running]:
runtime/internal/atomic.panicUnaligned()
	/usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24
runtime/internal/atomic.Xadd64(0xda5bc4, 0x1)
	/usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14
main.(*Proc).executeRaw(0xca4040, 0xca2b78, 0xebd180, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158
main.(*Proc).execute(0xca4040, 0xca2b78, 0xebd180, 0x7, 0x2)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38
main.(*Proc).loop(0xca4040)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:76 +0xe8
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:307 +0x1740

VM DIAGNOSIS:
04:14:09  Registers:
info registers vcpu 0
R00=00000000 R01=00000024 R02=00011f80 R03=00000000
R04=00000000 R05=00c37c38 R06=00000000 R07=00000004
R08=00000000 R09=00000000 R10=00c005a0 R11=00000005
R12=00000000 R13=00c37cac R14=00072d4c R15=0004bdd8
PSR=60000010 -ZC- A S usr32
s00=6d616e20 s01=72272065 d00=722720656d616e20
s02=65636552 s03=64657669 d01=6465766965636552
s04=73696420 s05=6e6e6f63 d02=6e6e6f6373696420
s06=20746365 s07=6d6f7266 d03=6d6f726620746365
s08=2e303120 s09=2e322e30 d04=2e322e302e303120
s10=6f702032 s11=33207472 d05=332074726f702032
s12=32393736 s13=3a31313a d06=3a31313a32393736
s14=73696420 s15=6e6e6f63 d07=6e6e6f6373696420
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=825a01c0 R01=000005b4 R02=00000001 R03=810bb424
R04=82687ec0 R05=000041bc R06=000041bc R07=00000000
R08=00000001 R09=000005b4 R10=00000000 R11=df969c4c
R12=df969c50 R13=df969c40 R14=810bb458 R15=810bb434
PSR=60030013 -ZC- A S svc32
s00=b50b4e61 s01=1a498d88 d00=1a498d88b50b4e61
s02=7830202c s03=30202c30 d01=30202c307830202c
s04=0a293078 s05=32707564 d02=327075640a293078
s06=2c317228 s07=29307220 d03=293072202c317228
s08=636f690a s09=54246c74 d04=54246c74636f690a
s10=45444e55 s11=48434154 d05=4843415445444e55
s12=544c4946 s13=72285245 d06=72285245544c4946
s14=30202c30 s15=30303478 d07=3030347830202c30
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=94ed19a7 s33=6d44254b d16=6d44254b94ed19a7
s34=bd7548d4 s35=77f2110a d17=77f2110abd7548d4
s36=de76a914 s37=7d97cf81 d18=7d97cf81de76a914
s38=3c4639e6 s39=b118ae66 d19=b118ae663c4639e6
s40=4b1754ac s41=d4862943 d20=d48629434b1754ac
s42=a4e1b91b s43=303ebefc d21=303ebefca4e1b91b
s44=d1aebd3a s45=dd064ed5 d22=dd064ed5d1aebd3a
s46=1d5ba481 s47=9f8c9abf d23=9f8c9abf1d5ba481
s48=00000001 s49=00000000 d24=0000000000000001
s50=00000000 s51=00000000 d25=0000000000000000
s52=2b4704b6 s53=9236c155 d26=9236c1552b4704b6
s54=eb32576a s55=cbb34ab6 d27=cbb34ab6eb32576a
s56=9449e065 s57=96def6e5 d28=96def6e59449e065
s58=912b980d s59=9fb6f002 d29=9fb6f002912b980d
s60=b218efd2 s61=38917be6 d30=38917be6b218efd2
s62=e7fad274 s63=134ab045 d31=134ab045e7fad274
FPSCR: 00000000