syzkaller login: [ 49.397042][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 49.398401][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 49.399362][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:33635' (ECDSA) to the list of known hosts. 1970/01/01 00:01:01 fuzzer started 1970/01/01 00:01:03 dialing manager at localhost:40707 [ 64.923504][ T2231] cgroup: Unknown subsys name 'net' [ 65.060899][ T2231] cgroup: Unknown subsys name 'hugetlb' [ 65.061820][ T2231] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:01:05 syscalls: 2914 1970/01/01 00:01:05 code coverage: CONFIG_KCOV is not enabled 1970/01/01 00:01:05 comparison tracing: CONFIG_KCOV is not enabled 1970/01/01 00:01:05 extra coverage: CONFIG_KCOV is not enabled 1970/01/01 00:01:05 delay kcov mmap: CONFIG_KCOV is not enabled 1970/01/01 00:01:05 setuid sandbox: enabled 1970/01/01 00:01:05 namespace sandbox: enabled 1970/01/01 00:01:05 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:01:05 fault injection: enabled 1970/01/01 00:01:05 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:01:05 net packet injection: enabled 1970/01/01 00:01:05 net device setup: enabled 1970/01/01 00:01:05 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:01:05 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:01:05 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:01:05 USB emulation: enabled 1970/01/01 00:01:05 hci packet injection: /dev/vhci does not exist 1970/01/01 00:01:05 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:01:05 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:01:05 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:05 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:27 starting 2 fuzzer processes 00:01:27 executing program 0: r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x0, 0x0) close(r0) openat$mixer(0xffffff9c, &(0x7f00000003c0), 0x0, 0x0) ioctl$EVIOCGKEYCODE(r0, 0x80084504, &(0x7f00000001c0)=""/22) 00:01:27 executing program 1: r0 = socket(0x2, 0x3, 0x7) sendmsg$NL80211_CMD_DEL_KEY(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={0x0}}, 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(0x21c6544, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x200a5a0, 0x20bab50, 0x200b280, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x200a5a0, 0x20bab50, 0x200b280, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x200a5a0) /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: 09:07:31 Registers: info registers vcpu 0 R00=00000001 R01=020323a0 R02=00556cb8 R03=0061fe90 R04=00011fa3 R05=02033c7c R06=00556cb8 R07=00000000 R08=00000000 R09=00000000 R10=02000c30 R11=ffffffff R12=00000001 R13=02033c60 R14=0006cb74 R15=0006ca24 PSR=20000010 --C- A S usr32 s00=00606661 s01=ff000000 d00=ff00000000606661 s02=303a3130 s03=65662035 d01=65662035303a3130 s04=69686374 s05=6320676e d02=6320676e69686374 s06=7570726f s07=30203a73 d03=30203a737570726f s08=6973202c s09=6c616e67 d04=6c616e676973202c s10=302f3020 s11=78652820 d05=78652820302f3020 s12=74756365 s13=20676e69 d06=20676e6974756365 s14=676f7270 s15=296d6172 d07=296d6172676f7270 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=87325769 s33=4293ec9e d16=4293ec9e87325769 s34=033b72d6 s35=7d756f3b d17=7d756f3b033b72d6 s36=d76f48fa s37=ebbfd40f d18=ebbfd40fd76f48fa s38=6bf7d57f s39=43faffda d19=43faffda6bf7d57f s40=23986063 s41=4df0d4fd d20=4df0d4fd23986063 s42=b53857d9 s43=172e53ba d21=172e53bab53857d9 s44=12655fa5 s45=3c49776e d22=3c49776e12655fa5 s46=3bb0a4aa s47=036d8f5e d23=036d8f5e3bb0a4aa s48=0c99d91f s49=011af921 d24=011af9210c99d91f s50=b109a8d7 s51=a093240c d25=a093240cb109a8d7 s52=2f68b5fa s53=97766a57 d26=97766a572f68b5fa s54=10d71642 s55=0621c648 d27=0621c64810d71642 s56=c8a563c1 s57=00d08952 d28=00d08952c8a563c1 s58=b7f8c661 s59=8573b0f3 d29=8573b0f3b7f8c661 s60=b9ed16fe s61=6f7b004b d30=6f7b004bb9ed16fe s62=1732354a s63=12ca1539 d31=12ca15391732354a FPSCR: 00000000 info registers vcpu 1 R00=00000001 R01=00000000 R02=0015e089 R03=8021c360 R04=828ec680 R05=8240c494 R06=00000001 R07=8240c4dc R08=00000000 R09=00000000 R10=825d57de R11=df85df64 R12=df85df68 R13=df85df58 R14=80208ed4 R15=8021c368 PSR=60030093 -ZC- A S svc32 s00=35322065 s01=75725b20 d00=75725b2035322065 s02=445f444d s03=4b5f4c45 d01=4b5f4c45445f444d s04=72285945 s05=26202c30 d02=26202c3072285945 s06=37783028 s07=30303066 d03=3030306637783028 s08=30303030 s09=29303032 d04=2930303230303030 s10=78307b3d s11=30202c30 d05=30202c3078307b3d s12=202c3078 s13=78302826 d06=78302826202c3078 s14=30306637 s15=30303030 d07=3030303030306637 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=87325769 s33=4293ec9e d16=4293ec9e87325769 s34=033b72d6 s35=7d756f3b d17=7d756f3b033b72d6 s36=d76f48fa s37=ebbfd40f d18=ebbfd40fd76f48fa s38=6bf7d57f s39=43faffda d19=43faffda6bf7d57f s40=23986063 s41=4df0d4fd d20=4df0d4fd23986063 s42=b53857d9 s43=172e53ba d21=172e53bab53857d9 s44=12655fa5 s45=3c49776e d22=3c49776e12655fa5 s46=3bb0a4aa s47=036d8f5e d23=036d8f5e3bb0a4aa s48=0c99d91f s49=011af921 d24=011af9210c99d91f s50=b109a8d7 s51=a093240c d25=a093240cb109a8d7 s52=2f68b5fa s53=97766a57 d26=97766a572f68b5fa s54=10d71642 s55=0621c648 d27=0621c64810d71642 s56=c8a563c1 s57=00d08952 d28=00d08952c8a563c1 s58=b7f8c661 s59=8573b0f3 d29=8573b0f3b7f8c661 s60=b9ed16fe s61=6f7b004b d30=6f7b004bb9ed16fe s62=1732354a s63=12ca1539 d31=12ca15391732354a FPSCR: 00000000