syzkaller login: [ 43.659379][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 43.660955][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 43.661883][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:2972' (ECDSA) to the list of known hosts. 1970/01/01 00:00:54 fuzzer started 1970/01/01 00:00:56 dialing manager at localhost:40707 [ 57.936030][ T2230] cgroup: Unknown subsys name 'net' [ 58.074310][ T2230] cgroup: Unknown subsys name 'hugetlb' [ 58.077614][ T2230] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:00:58 syscalls: 2914 1970/01/01 00:00:58 code coverage: CONFIG_KCOV is not enabled 1970/01/01 00:00:58 comparison tracing: CONFIG_KCOV is not enabled 1970/01/01 00:00:58 extra coverage: CONFIG_KCOV is not enabled 1970/01/01 00:00:58 delay kcov mmap: CONFIG_KCOV is not enabled 1970/01/01 00:00:58 setuid sandbox: enabled 1970/01/01 00:00:58 namespace sandbox: enabled 1970/01/01 00:00:58 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:00:58 fault injection: enabled 1970/01/01 00:00:58 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:00:58 net packet injection: enabled 1970/01/01 00:00:58 net device setup: enabled 1970/01/01 00:00:58 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:00:58 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:00:58 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:00:58 USB emulation: enabled 1970/01/01 00:00:58 hci packet injection: /dev/vhci does not exist 1970/01/01 00:00:58 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:00:58 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:00:58 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:00:58 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:19 starting 2 fuzzer processes 00:01:19 executing program 0: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) write$binfmt_elf64(r0, 0x0, 0x0) panic: unaligned 64-bit atomic operation goroutine 10 [running]: runtime/internal/atomic.panicUnaligned() /usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24 runtime/internal/atomic.Xadd64(0x25cc544, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x24941a0, 0x2412b80, 0x240b880, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x24941a0, 0x2412b80, 0x240b880, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x24941a0) /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: 04:45:23 Registers: info registers vcpu 0 R00=df801f38 R01=20030193 R02=00010000 R03=810bb424 R04=df801f38 R05=00000001 R06=00000022 R07=df801f88 R08=802b4cbc R09=83288bc0 R10=0000000e R11=df801f0c R12=df801f10 R13=df801f00 R14=80211e10 R15=810bb434 PSR=a0030193 N-C- A S svc32 s00=35327830 s01=34356363 d00=3435636335327830 s02=746e7572 s03=2f656d69 d01=2f656d69746e7572 s04=65746e69 s05=6c616e72 d02=6c616e7265746e69 s06=6f74612f s07=2e63696d d03=2e63696d6f74612f s08=696e6170 s09=616e5563 d04=616e5563696e6170 s10=6e67696c s11=29286465 d05=292864656e67696c s12=752f090a s13=6c2f7273 d06=6c2f7273752f090a s14=6c61636f s15=2f6f672f d07=2f6f672f6c61636f 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=e6709217 s33=77388e05 d16=77388e05e6709217 s34=bad6ce42 s35=c50492dd d17=c50492ddbad6ce42 s36=d254694e s37=ab48bc1b d18=ab48bc1bd254694e s38=eadad29f s39=db6e8dd7 d19=db6e8dd7eadad29f s40=a69b0cec s41=bde8ead1 d20=bde8ead1a69b0cec s42=e86cc353 s43=db4e4e8f d21=db4e4e8fe86cc353 s44=8dd4d986 s45=b194f04d d22=b194f04d8dd4d986 s46=9bab0cad s47=b2a9f30c d23=b2a9f30c9bab0cad s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=612a2c62 s53=58e90f7f d26=58e90f7f612a2c62 s54=6c2eea50 s55=0d9a63f6 d27=0d9a63f66c2eea50 s56=3d5b025a s57=baa64a4d d28=baa64a4d3d5b025a s58=8b8f8d70 s59=06526769 d29=065267698b8f8d70 s60=1a2f10fb s61=c8ff6f37 d30=c8ff6f371a2f10fb s62=d69cf093 s63=70241e8f d31=70241e8fd69cf093 FPSCR: 00000000 info registers vcpu 1 R00=60000193 R01=002ae26c R02=00000001 R03=00000000 R04=00000000 R05=00000005 R06=000000ff R07=00000004 R08=00000007 R09=000004b1 R10=02400e10 R11=00000005 R12=00000001 R13=82642240 R14=60000010 R15=ffff1040 PSR=60000192 -ZC- A S irq32 s00=00606661 s01=ff000000 d00=ff00000000606661 s02=e7ec9f30 s03=4e7b1f13 d01=4e7b1f13e7ec9f30 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=e6709217 s33=77388e05 d16=77388e05e6709217 s34=bad6ce42 s35=c50492dd d17=c50492ddbad6ce42 s36=d254694e s37=ab48bc1b d18=ab48bc1bd254694e s38=eadad29f s39=db6e8dd7 d19=db6e8dd7eadad29f s40=a69b0cec s41=bde8ead1 d20=bde8ead1a69b0cec s42=e86cc353 s43=db4e4e8f d21=db4e4e8fe86cc353 s44=8dd4d986 s45=b194f04d d22=b194f04d8dd4d986 s46=9bab0cad s47=b2a9f30c d23=b2a9f30c9bab0cad s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=612a2c62 s53=58e90f7f d26=58e90f7f612a2c62 s54=6c2eea50 s55=0d9a63f6 d27=0d9a63f66c2eea50 s56=3d5b025a s57=baa64a4d d28=baa64a4d3d5b025a s58=8b8f8d70 s59=06526769 d29=065267698b8f8d70 s60=1a2f10fb s61=c8ff6f37 d30=c8ff6f371a2f10fb s62=d69cf093 s63=70241e8f d31=70241e8fd69cf093 FPSCR: 00000000