syzkaller login: [ 44.740741][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 44.742856][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 44.744044][ T2083] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:20771' (ECDSA) to the list of known hosts. 1970/01/01 00:00:55 fuzzer started 1970/01/01 00:00:57 dialing manager at localhost:40707 [ 58.938604][ T2231] cgroup: Unknown subsys name 'net' [ 59.098334][ T2231] cgroup: Unknown subsys name 'hugetlb' [ 59.099407][ T2231] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:00:59 syscalls: 2914 1970/01/01 00:00:59 code coverage: CONFIG_KCOV is not enabled 1970/01/01 00:00:59 comparison tracing: CONFIG_KCOV is not enabled 1970/01/01 00:00:59 extra coverage: CONFIG_KCOV is not enabled 1970/01/01 00:00:59 delay kcov mmap: CONFIG_KCOV is not enabled 1970/01/01 00:00:59 setuid sandbox: enabled 1970/01/01 00:00:59 namespace sandbox: enabled 1970/01/01 00:00:59 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:00:59 fault injection: enabled 1970/01/01 00:00:59 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:00:59 net packet injection: enabled 1970/01/01 00:00:59 net device setup: enabled 1970/01/01 00:00:59 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:00:59 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:00:59 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:00:59 USB emulation: enabled 1970/01/01 00:00:59 hci packet injection: /dev/vhci does not exist 1970/01/01 00:00:59 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:00:59 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:00:59 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:00:59 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:21 starting 2 fuzzer processes 00:01:21 executing program 1: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_pktinfo(r0, 0x0, 0x8, 0x0, 0x0) 00:01:21 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1036e1, 0x0) close(r0) socket$nl_generic(0x10, 0x3, 0x10) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$TIPC_CMD_GET_REMOTE_MNG(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x1c}, 0x1c}}, 0x0) panic: unaligned 64-bit atomic operation goroutine 14 [running]: runtime/internal/atomic.panicUnaligned() /usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24 runtime/internal/atomic.Xadd64(0x24b07c4, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x26f0bc0, 0x2493cd8, 0x26f16c0, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x26f0bc0, 0x2493cd8, 0x26f16c0, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x26f0bc0) /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 panic: unaligned 64-bit atomic operation goroutine 15 [running]: runtime/internal/atomic.panicUnaligned() /usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24 runtime/internal/atomic.Xadd64(0x24b07c4, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x26f0c60, 0x2493cd8, 0x26f15c0, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x26f0c60, 0x2493cd8, 0x26f15c0, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x26f0c60) /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: 09:10:35 Registers: info registers vcpu 0 R00=840ec1e0 R01=840ec1e0 R02=00000001 R03=810bb424 R04=824f4948 R05=824f4940 R06=00000028 R07=00000006 R08=824f4948 R09=00000000 R10=00000004 R11=df969ebc R12=df969ec0 R13=df969eb0 R14=802fb1ec R15=810bb434 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=840ed960 R01=840ed960 R02=00000001 R03=810bb424 R04=824f4948 R05=824f4940 R06=00000028 R07=00000006 R08=824f4948 R09=00000000 R10=00000004 R11=df96debc R12=df96dec0 R13=df96deb0 R14=802fb1ec R15=810bb434 PSR=60030093 -ZC- A S svc32 s00=338dee46 s01=9abd32ca d00=9abd32ca338dee46 s02=7228474e s03=26202c30 d01=26202c307228474e s04=68440154 s05=dd8455bc d02=dd8455bc68440154 s06=62b0f39c s07=5c9ba0ee d03=5c9ba0ee62b0f39c s08=fa04379f s09=baed18b0 d04=baed18b0fa04379f s10=fd6fc2fc s11=9c9d55f0 d05=9c9d55f0fd6fc2fc s12=00000005 s13=00000000 d06=0000000000000005 s14=00000000 s15=1d000000 d07=1d00000000000000 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=6c30581e s33=9ac43ca0 d16=9ac43ca06c30581e s34=81e7fe15 s35=93355ff2 d17=93355ff281e7fe15 s36=5f281688 s37=a9400472 d18=a94004725f281688 s38=762d5787 s39=b6e2d738 d19=b6e2d738762d5787 s40=a257dc88 s41=c82b0a51 d20=c82b0a51a257dc88 s42=f195b7d7 s43=1d1ecf0f d21=1d1ecf0ff195b7d7 s44=77654bc1 s45=ef97ac3c d22=ef97ac3c77654bc1 s46=bcae862a s47=e9ad57ae d23=e9ad57aebcae862a s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=28636972 s53=30317830 d26=3031783028636972 s54=7830202c s55=30202c33 d27=30202c337830202c s56=29303178 s57=7075640a d28=7075640a29303178 s58=78302833 s59=66666666 d29=6666666678302833 s60=66666666 s61=66666666 d30=6666666666666666 s62=66666666 s63=7830202c d31=7830202c66666666 FPSCR: 00000000