syzkaller login: [ 47.302815][ T2080] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 49.084019][ T2080] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 52.906131][ T2080] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:43707' (ECDSA) to the list of known hosts. 1970/01/01 00:01:00 fuzzer started 1970/01/01 00:01:03 dialing manager at localhost:40707 [ 64.198432][ T2227] cgroup: Unknown subsys name 'net' [ 64.370525][ T2227] cgroup: Unknown subsys name 'hugetlb' [ 64.372932][ T2227] 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 00:01:04 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:04 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:27 starting 2 fuzzer processes 00:01:27 executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) r0 = open_tree(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) close_range(r0, 0xffffffffffffffff, 0x0) socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000300), &(0x7f0000000340)=0x10) 00:01:27 executing program 1: r0 = openat$nvme_fabrics(0xffffff9c, &(0x7f0000001080), 0x0, 0x0) close_range(r0, 0xffffffffffffffff, 0x0) r1 = socket(0x1d, 0x2, 0x6) r2 = socket$can_j1939(0x1d, 0x2, 0x7) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000040)={'vxcan0\x00', 0x0}) bind$xdp(r0, &(0x7f0000000080)={0x2c, 0x0, r3, 0x0, r1}, 0x10) sendmsg$nl_xfrm(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=@getsa={0x28, 0x12, 0x0, 0x0, 0x0, {@in6=@remote}}, 0x28}}, 0x0) panic: unaligned 64-bit atomic operation goroutine 12 [running]: runtime/internal/atomic.panicUnaligned() /usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24 runtime/internal/atomic.Xadd64(0x296dbc4, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x28941e0, 0x28bab90, 0x2b43600, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x28941e0, 0x28bab90, 0x2b43600, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x28941e0) /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: 09:03:43 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=832469c0 R11=df801ed4 R12=df801ed8 R13=df801ec8 R14=802fb1ec R15=810bb434 PSR=20000193 --C- A S svc32 s00=6d616e20 s01=72272065 d00=722720656d616e20 s02=392e3235 s03=33313630 d01=33313630392e3235 s04=205b5d31 s05=38303254 d02=38303254205b5d31 s06=6e205d30 s07=696c7465 d03=696c74656e205d30 s08=203a6b6e s09=79622034 d04=79622034203a6b6e s10=20736574 s11=7466656c d05=7466656c20736574 s12=7265766f s13=74666120 d06=746661207265766f s14=70207265 s15=69737261 d07=6973726170207265 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=00db8440 R01=00000200 R02=00000000 R03=0000003a R04=00db8440 R05=00000000 R06=0000003a R07=00daf7e0 R08=7ecc2554 R09=00da05f8 R10=00daa8d0 R11=00490294 R12=00502b20 R13=7ecc2518 R14=00480e64 R15=00480e64 PSR=80030010 N--- A S usr32 s00=6f17541c s01=b22e76a9 d00=b22e76a96f17541c s02=30202c32 s03=33393878 d01=3339387830202c32 s04=97f59444 s05=d6c475ac d02=d6c475ac97f59444 s06=97802d5b s07=025ca02c d03=025ca02c97802d5b s08=977847bc s09=4a39a92f d04=4a39a92f977847bc s10=abe115c8 s11=0b64966a d05=0b64966aabe115c8 s12=00000009 s13=00000000 d06=0000000000000009 s14=00000000 s15=20000000 d07=2000000000000000 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=bfa3d8d3 s33=5bf9b15d d16=5bf9b15dbfa3d8d3 s34=166afbed s35=fe0f51c2 d17=fe0f51c2166afbed s36=cd9a68c2 s37=38d8c531 d18=38d8c531cd9a68c2 s38=c9ef7152 s39=f21fd0d7 d19=f21fd0d7c9ef7152 s40=3b5f87dd s41=dc90cea2 d20=dc90cea23b5f87dd s42=acd2bad6 s43=68aab54b d21=68aab54bacd2bad6 s44=8d97c485 s45=894e3137 d22=894e31378d97c485 s46=a3e6433d s47=5b3f2363 d23=5b3f2363a3e6433d s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=3078307b s53=7830202c d26=7830202c3078307b s54=26202c30 s55=37783028 d27=3778302826202c30 s56=30303066 s57=30303030 d28=3030303030303066 s58=29303832 s59=28267b3d d29=28267b3d29303832 s60=66377830 s61=30303030 d30=3030303066377830 s62=31303030 s63=3d293038 d31=3d29303831303030 FPSCR: 00000000