syzkaller login: [ 48.931685][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 48.933152][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 48.934079][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:38868' (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 [ 64.776420][ T2231] cgroup: Unknown subsys name 'net' [ 64.904562][ T2231] cgroup: Unknown subsys name 'hugetlb' [ 64.908566][ T2231] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:01:04 syscalls: 2914 1970/01/01 00:01:04 code coverage: CONFIG_KCOV is not enabled 1970/01/01 00:01:04 comparison tracing: CONFIG_KCOV is not enabled 1970/01/01 00:01:04 extra coverage: CONFIG_KCOV is not enabled 1970/01/01 00:01:04 delay kcov mmap: CONFIG_KCOV is not enabled 1970/01/01 00:01:04 setuid sandbox: enabled 1970/01/01 00:01:04 namespace sandbox: enabled 1970/01/01 00:01:04 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:01:04 fault injection: enabled 1970/01/01 00:01:04 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:01:04 net packet injection: enabled 1970/01/01 00:01:04 net device setup: enabled 1970/01/01 00:01:04 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:01:04 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:01:04 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:01:04 USB emulation: enabled 1970/01/01 00:01:04 hci packet injection: /dev/vhci does not exist 1970/01/01 00:01:04 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:01:04 802.15.4 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 = socket$inet_mptcp(0x2, 0x1, 0x106) fcntl$setsig(r0, 0xa, 0x0) 00:01:27 executing program 1: r0 = openat$ubi_ctrl(0xffffff9c, &(0x7f00000000c0), 0x0, 0x0) close_range(r0, 0xffffffffffffffff, 0x0) socket(0x29, 0x2, 0x0) sendmsg$NL80211_CMD_GET_MESH_CONFIG(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) panic: unaligned 64-bit atomic operation goroutine 26 [running]: runtime/internal/atomic.panicUnaligned() /usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24 runtime/internal/atomic.Xadd64(0x216fbc4, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x200a060, 0x20bab98, 0x231b080, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x200a060, 0x20bab98, 0x231b080, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x200a060) /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: 06:59:47 Registers: info registers vcpu 0 R00=825a01c0 R01=000005b4 R02=00000001 R03=810bb424 R04=82687ec0 R05=00004476 R06=00004476 R07=00000000 R08=df801ed4 R09=000005b4 R10=00000000 R11=df801db4 R12=df801db8 R13=df801da8 R14=810bb458 R15=810bb434 PSR=60000113 -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=825a01c0 R01=81f38c28 R02=760e6200 R03=810bb424 R04=82687ec0 R05=00004476 R06=00004476 R07=00000000 R08=dddde208 R09=dddde230 R10=dddde258 R11=df805e74 R12=df805e78 R13=df805e68 R14=810bb458 R15=810bb434 PSR=60030193 -ZC- A S svc32 s00=3220656e s01=725b2036 d00=725b20363220656e s02=30303030 s03=29306332 d01=2930633230303030 s04=60fec7d8 s05=2c0781fe d02=2c0781fe60fec7d8 s06=10ebfe43 s07=f3c789fd d03=f3c789fd10ebfe43 s08=676cbc28 s09=ce27194d d04=ce27194d676cbc28 s10=7c56b91f s11=c9b44c7d d05=c9b44c7d7c56b91f s12=00000005 s13=00000000 d06=0000000000000005 s14=00000000 s15=1b000000 d07=1b00000000000000 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=b844a9a0 s33=e07b6178 d16=e07b6178b844a9a0 s34=5242be56 s35=735f1774 d17=735f17745242be56 s36=bd628d02 s37=12154816 d18=12154816bd628d02 s38=97002553 s39=7dd970a2 d19=7dd970a297002553 s40=207cbe35 s41=da5a60fa d20=da5a60fa207cbe35 s42=f0264a40 s43=751aa09e d21=751aa09ef0264a40 s44=03af4b39 s45=8e41a5b9 d22=8e41a5b903af4b39 s46=e89395c6 s47=4aed610b d23=4aed610be89395c6 s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=656b636f s53=78302874 d26=78302874656b636f s54=202c3932 s55=2c327830 d27=2c327830202c3932 s56=30783020 s57=65730a29 d28=65730a2930783020 s58=736d646e s59=4c4e2467 d29=4c4e2467736d646e s60=31323038 s61=4d435f31 d30=4d435f3131323038 s62=45475f44 s63=454d5f54 d31=454d5f5445475f44 FPSCR: 00000000