syzkaller login: [ 47.566748][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 50.402144][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 50.403242][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:26380' (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 [ 65.005408][ T2230] cgroup: Unknown subsys name 'net' [ 65.171847][ T2230] cgroup: Unknown subsys name 'hugetlb' [ 65.172659][ T2230] 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 00:01:28 starting 2 fuzzer processes 00:01:28 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'md5-generic\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) sendmsg$SMC_PNETID_DEL(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={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(0x1d6dbc4, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x1e185c0, 0x1c129b8, 0x1e183c0, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x1e185c0, 0x1c129b8, 0x1e183c0, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x1e185c0) /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: 07:15:47 Registers: info registers vcpu 0 R00=df801c78 R01=5bb2a000 R02=00000100 R03=842fe400 R04=82801480 R05=00000000 R06=00082a20 R07=00000200 R08=8240c9a0 R09=00082a20 R10=812a2ed8 R11=df801cc4 R12=000340f8 R13=df801c78 R14=60000113 R15=80479160 PSR=60000193 -ZC- A S svc32 s00=00000000 s01=00000000 d00=0000000000000000 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=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=00000000 d07=0000000000000000 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=0000002c R01=01540d90 R02=0000002c R03=00000000 R04=0153bf68 R05=0000002c R06=76fc0da0 R07=00000004 R08=00000001 R09=00000004 R10=00000004 R11=004d64e9 R12=00512b24 R13=df96dff8 R14=76bf77bc R15=76bf77bc PSR=60030093 -ZC- A S svc32 s00=752f6369 s01=696c616e d00=696c616e752f6369 s02=2826202c s03=66377830 d01=663778302826202c s04=b057b783 s05=32e2ca70 d02=32e2ca70b057b783 s06=03689fe5 s07=ce266c68 d03=ce266c6803689fe5 s08=40ba465f s09=1273f27d d04=1273f27d40ba465f s10=44113c8b s11=e50ef344 d05=e50ef34444113c8b s12=00000005 s13=00000000 d06=0000000000000005 s14=00000000 s15=1e000000 d07=1e00000000000000 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=9e600f2e s33=91f08f1f d16=91f08f1f9e600f2e s34=a164188c s35=7e9d7985 d17=7e9d7985a164188c s36=26edae0e s37=16a147a7 d18=16a147a726edae0e s38=b67fef86 s39=7784e75a d19=7784e75ab67fef86 s40=65f19e41 s41=df317363 d20=df31736365f19e41 s42=fbfd14ca s43=e512bdc6 d21=e512bdc6fbfd14ca s44=d4dbf906 s45=f539bed9 d22=f539bed9d4dbf906 s46=8e340a15 s47=ba6d6db1 d23=ba6d6db18e340a15 s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=3030785c s53=202c7d27 d26=202c7d273030785c s54=38357830 s55=31720a29 d27=31720a2938357830 s56=61203d20 s57=70656363 d28=7065636361203d20 s58=72283474 s59=30202c30 d29=30202c3072283474 s60=202c3078 s61=2c307830 d30=2c307830202c3078 s62=30783020 s63=65730a29 d31=65730a2930783020 FPSCR: 00000000