syzkaller login: [ 48.458026][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 48.461433][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 48.463414][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:21405' (ECDSA) to the list of known hosts. 1970/01/01 00:00:59 fuzzer started 1970/01/01 00:01:01 dialing manager at localhost:40707 [ 62.836056][ T2231] cgroup: Unknown subsys name 'net' [ 62.960757][ T2231] cgroup: Unknown subsys name 'hugetlb' [ 62.964473][ T2231] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:01:03 syscalls: 2914 1970/01/01 00:01:03 code coverage: CONFIG_KCOV is not enabled 1970/01/01 00:01:03 comparison tracing: CONFIG_KCOV is not enabled 1970/01/01 00:01:03 extra coverage: CONFIG_KCOV is not enabled 1970/01/01 00:01:03 delay kcov mmap: CONFIG_KCOV is not enabled 1970/01/01 00:01:03 setuid sandbox: enabled 1970/01/01 00:01:03 namespace sandbox: enabled 1970/01/01 00:01:03 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:01:03 fault injection: enabled 1970/01/01 00:01:03 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:01:03 net packet injection: enabled 1970/01/01 00:01:03 net device setup: enabled 1970/01/01 00:01:03 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:01:03 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:01:03 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:01:03 USB emulation: enabled 1970/01/01 00:01:03 hci packet injection: /dev/vhci does not exist 1970/01/01 00:01:03 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:01:03 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:01:03 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:03 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:25 starting 2 fuzzer processes 00:01:25 executing program 0: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$ETHTOOL_MSG_PRIVFLAGS_GET(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={0x0}}, 0x4000000) 00:01:25 executing program 1: r0 = openat$vcsa(0xffffff9c, &(0x7f0000000600), 0x0, 0x0) close(r0) syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff) sendmsg$IPCTNL_MSG_TIMEOUT_GET(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14}, 0x14}}, 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(0xe00544, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0xe03640, 0xc932a0, 0xc0a400, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0xe03640, 0xc932a0, 0xc0a400, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0xe03640) /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: 03:50:45 Registers: info registers vcpu 0 R00=00000000 R01=00000000 R02=000e7a39 R03=8021c360 R04=8241ad40 R05=8240c494 R06=00000000 R07=8240c4dc R08=00000000 R09=00000000 R10=825d57de R11=82401efc R12=82401f00 R13=82401ef0 R14=80208ed4 R15=8021c368 PSR=60000093 -ZC- A S svc32 s00=000000ff s01=00000000 d00=00000000000000ff 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=63538263 s11=37010135 d05=3701013563538263 s12=0379010e s13=1a0f0c06 d06=1a0f0c060379010e s14=3633211c s15=39773b3a d07=39773b3a3633211c 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=00000098 R01=00006660 R02=004c70d0 R03=0061fe90 R04=004c3dd8 R05=00000003 R06=00011f90 R07=00011f90 R08=ffffffff R09=00000380 R10=00a11a88 R11=00000fff R12=00000001 R13=7ea54948 R14=0006ac68 R15=0006c990 PSR=00000010 ---- A S usr32 s00=b77aaf6e s01=daabdee8 d00=daabdee8b77aaf6e s02=30313030 s03=7b3d2930 d01=7b3d293030313030 s04=34c52438 s05=d74f1b13 d02=d74f1b1334c52438 s06=c1bb8737 s07=db9b6376 d03=db9b6376c1bb8737 s08=6146a3cc s09=bd0ccc47 d04=bd0ccc476146a3cc s10=36807f62 s11=a606fe74 d05=a606fe7436807f62 s12=00000005 s13=00000000 d06=0000000000000005 s14=00000000 s15=1c000000 d07=1c00000000000000 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=d6e27570 s33=7f757e1b d16=7f757e1bd6e27570 s34=8e936305 s35=a21457e5 d17=a21457e58e936305 s36=28842418 s37=4130a722 d18=4130a72228842418 s38=79ffa0df s39=815e200c d19=815e200c79ffa0df s40=df20346f s41=8da016ad d20=8da016addf20346f s42=3cedba27 s43=af75c33a d21=af75c33a3cedba27 s44=0e445a35 s45=924e5821 d22=924e58210e445a35 s46=9d290598 s47=ecbfee39 d23=ecbfee399d290598 s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=2c307830 s53=66783020 d26=667830202c307830 s54=66666666 s55=66666666 d27=6666666666666666 s56=66666666 s57=29666666 d28=2966666666666666 s58=6e65730a s59=67736d64 d29=67736d646e65730a s60=43504924 s61=5f4c4e54 d30=5f4c4e5443504924 s62=5f47534d s63=454d4954 d31=454d49545f47534d FPSCR: 00000000