syzkaller login: [ 43.503757][ T2080] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 44.044430][ T2080] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 44.464487][ T2080] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:7284' (ECDSA) to the list of known hosts. 1970/01/01 00:00:53 fuzzer started 1970/01/01 00:00:55 dialing manager at localhost:40707 [ 56.837024][ T2228] cgroup: Unknown subsys name 'net' [ 56.999545][ T2228] cgroup: Unknown subsys name 'hugetlb' [ 57.000530][ T2228] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:00:57 syscalls: 2914 1970/01/01 00:00:57 code coverage: CONFIG_KCOV is not enabled 1970/01/01 00:00:57 comparison tracing: CONFIG_KCOV is not enabled 1970/01/01 00:00:57 extra coverage: CONFIG_KCOV is not enabled 1970/01/01 00:00:57 delay kcov mmap: CONFIG_KCOV is not enabled 1970/01/01 00:00:57 setuid sandbox: enabled 1970/01/01 00:00:57 namespace sandbox: enabled 1970/01/01 00:00:57 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:00:57 fault injection: enabled 1970/01/01 00:00:57 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:00:57 net packet injection: enabled 1970/01/01 00:00:57 net device setup: enabled 1970/01/01 00:00:57 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:00:57 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:00:57 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:00:57 USB emulation: enabled 1970/01/01 00:00:57 hci packet injection: /dev/vhci does not exist 1970/01/01 00:00:57 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:00:57 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:00:57 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:00:57 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:17 starting 2 fuzzer processes 00:01:17 executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = dup(r0) sendmsg$ETHTOOL_MSG_LINKMODES_GET(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x14}, 0x14}}, 0x0) panic: unaligned 64-bit atomic operation goroutine 23 [running]: runtime/internal/atomic.panicUnaligned() /usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24 runtime/internal/atomic.Xadd64(0x24667c4, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x27ee220, 0x2412bb0, 0x27ef060, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x27ee220, 0x2412bb0, 0x27ef060, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x27ee220) /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: 04:06:16 Registers: info registers vcpu 0 R00=00000000 R01=81d87f60 R02=5bb2a000 R03=810bb424 R04=824f4948 R05=824f4940 R06=00000028 R07=00000006 R08=824f4948 R09=00000000 R10=832ba340 R11=df801ed4 R12=df801ed8 R13=df801ec8 R14=802fb1ec R15=810bb434 PSR=20000193 --C- A S svc32 s00=00606661 s01=ff000000 d00=ff00000000606661 s02=b965a8e1 s03=5b43dc2e d01=5b43dc2eb965a8e1 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=7fd4be13 s33=c713d82c d16=c713d82c7fd4be13 s34=93a19737 s35=a6d59d94 d17=a6d59d9493a19737 s36=c7bdfc9a s37=89c2478a d18=89c2478ac7bdfc9a s38=a68486e3 s39=b4271979 d19=b4271979a68486e3 s40=de5f0bd8 s41=e31d83ad d20=e31d83adde5f0bd8 s42=b8306353 s43=b9fa7b30 d21=b9fa7b30b8306353 s44=7fedd179 s45=3bb41bd6 d22=3bb41bd67fedd179 s46=31de79ba s47=bc83dc04 d23=bc83dc0431de79ba s48=4c58d07b s49=af3396eb d24=af3396eb4c58d07b s50=f13d7919 s51=e7fe5233 d25=e7fe5233f13d7919 s52=2d3a31ed s53=ecf78f29 d26=ecf78f292d3a31ed s54=a5948156 s55=c4cf6f6f d27=c4cf6f6fa5948156 s56=353e8a24 s57=827f7fef d28=827f7fef353e8a24 s58=6e0ec112 s59=1a54477c d29=1a54477c6e0ec112 s60=f68206f4 s61=8e2f0f74 d30=8e2f0f74f68206f4 s62=b33238d9 s63=89b0fc04 d31=89b0fc04b33238d9 FPSCR: 00000000 info registers vcpu 1 R00=832d8720 R01=832d8720 R02=5bb3b000 R03=810bb424 R04=824f4948 R05=824f4940 R06=00000028 R07=00000006 R08=824f4948 R09=00000000 R10=00000001 R11=df85de24 R12=df85de28 R13=df85de18 R14=802fb1ec R15=810bb434 PSR=80030093 N--- A S svc32 s00=a8a8e24e s01=2a08ee97 d00=2a08ee97a8a8e24e s02=612f6c61 s03=696d6f74 d01=696d6f74612f6c61 s04=61702e63 s05=5563696e d02=5563696e61702e63 s06=696c616e s07=64656e67 d03=64656e67696c616e s08=090a2928 s09=7273752f d04=7273752f090a2928 s10=636f6c2f s11=672f6c61 d05=672f6c61636f6c2f s12=72732f6f s13=75722f63 d06=75722f6372732f6f s14=6d69746e s15=6e692f65 d07=6e692f656d69746e 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=7fd4be13 s33=c713d82c d16=c713d82c7fd4be13 s34=93a19737 s35=a6d59d94 d17=a6d59d9493a19737 s36=c7bdfc9a s37=89c2478a d18=89c2478ac7bdfc9a s38=a68486e3 s39=b4271979 d19=b4271979a68486e3 s40=de5f0bd8 s41=e31d83ad d20=e31d83adde5f0bd8 s42=b8306353 s43=b9fa7b30 d21=b9fa7b30b8306353 s44=7fedd179 s45=3bb41bd6 d22=3bb41bd67fedd179 s46=31de79ba s47=bc83dc04 d23=bc83dc0431de79ba s48=4c58d07b s49=af3396eb d24=af3396eb4c58d07b s50=f13d7919 s51=e7fe5233 d25=e7fe5233f13d7919 s52=2d3a31ed s53=ecf78f29 d26=ecf78f292d3a31ed s54=a5948156 s55=c4cf6f6f d27=c4cf6f6fa5948156 s56=353e8a24 s57=827f7fef d28=827f7fef353e8a24 s58=6e0ec112 s59=1a54477c d29=1a54477c6e0ec112 s60=f68206f4 s61=8e2f0f74 d30=8e2f0f74f68206f4 s62=b33238d9 s63=89b0fc04 d31=89b0fc04b33238d9 FPSCR: 00000000