syzkaller login: [ 42.334741][ T2079] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 42.336157][ T2079] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 42.338111][ T2079] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:3037' (ECDSA) to the list of known hosts. 1970/01/01 00:01:00 fuzzer started 1970/01/01 00:01:02 dialing manager at localhost:40707 [ 63.541887][ T2226] cgroup: Unknown subsys name 'net' [ 63.698487][ T2226] cgroup: Unknown subsys name 'hugetlb' [ 63.701641][ T2226] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:01:03 syscalls: 2914 1970/01/01 00:01:03 code coverage: CONFIG_KCOV is not enabled 1970/01/01 00:01:03 comparison tracing: CONFIG_KCOV is not enabled 1970/01/01 00:01:03 extra coverage: CONFIG_KCOV is not enabled 1970/01/01 00:01:03 delay kcov mmap: CONFIG_KCOV is not enabled 1970/01/01 00:01:03 setuid sandbox: enabled 1970/01/01 00:01:03 namespace sandbox: enabled 1970/01/01 00:01:03 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:01:03 fault injection: enabled 1970/01/01 00:01:03 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:01:03 net packet injection: enabled 1970/01/01 00:01:03 net device setup: enabled 1970/01/01 00:01:03 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:01:03 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:01:03 NIC VF setup: PCI device 0000:00:11.0 is not available 1970/01/01 00:01:03 USB emulation: enabled 1970/01/01 00:01:03 hci packet injection: /dev/vhci does not exist 1970/01/01 00:01:03 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:01:03 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:01:03 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:03 fetching corpus: 0, signal 0/0 (executing program) 1970/01/01 00:01:26 starting 2 fuzzer processes 00:01:26 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000200)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-aes-neonbs\x00'}, 0x58) r1 = accept(r0, 0x0, 0x0) sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={0x0}}, 0x0) 00:01:26 executing program 1: r0 = openat$vcsa(0xffffff9c, &(0x7f0000000080), 0x0, 0x0) close(r0) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TEAM_CMD_OPTIONS_GET(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000004c0)={0x14}, 0x14}}, 0x0) panic: unaligned 64-bit atomic operation goroutine 16 [running]: runtime/internal/atomic.panicUnaligned() /usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24 runtime/internal/atomic.Xadd64(0x2c5e7c4, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x2c8c200, 0x2c12ba0, 0x2ce3280, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x2c8c200, 0x2c12ba0, 0x2ce3280, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x2c8c200) /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(0x2c5e7c4, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x2c8c1c0, 0x2c12ba0, 0x2ce3480, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x2c8c1c0, 0x2c12ba0, 0x2ce3480, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x2c8c1c0) /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: 10:03:40 Registers: info registers vcpu 0 R00=00000002 R01=004c7168 R02=00000036 R03=00000000 R04=00000000 R05=02fcbc30 R06=00011f90 R07=00000004 R08=ffffffff R09=00000380 R10=02ca45a0 R11=00000005 R12=00000001 R13=02fcbc6c R14=0004b4a4 R15=0007fdc4 PSR=60000010 -ZC- A S usr32 s00=00606661 s01=ff000000 d00=ff00000000606661 s02=90b9bde0 s03=36352df9 d01=36352df990b9bde0 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=6e8fde6e s33=9d163c9b d16=9d163c9b6e8fde6e s34=57b9c1c3 s35=15f093aa d17=15f093aa57b9c1c3 s36=a8a9a455 s37=6264aa49 d18=6264aa49a8a9a455 s38=9e6ccdf3 s39=6ab7c7b6 d19=6ab7c7b69e6ccdf3 s40=66d934b1 s41=ae3a9644 d20=ae3a964466d934b1 s42=fdc015df s43=70b48e36 d21=70b48e36fdc015df s44=93fc7afe s45=342786e3 d22=342786e393fc7afe s46=c84871fa s47=8d8c34fa d23=8d8c34fac84871fa s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=85709874 s53=fc9a93e9 d26=fc9a93e985709874 s54=32abe5c6 s55=2443a293 d27=2443a29332abe5c6 s56=2fa33c23 s57=2c229f58 d28=2c229f582fa33c23 s58=798cbf2f s59=3dc83b4d d29=3dc83b4d798cbf2f s60=ce8d073f s61=d5ec512a d30=d5ec512ace8d073f s62=677d62e2 s63=97a47533 d31=97a47533677d62e2 FPSCR: 00000000 info registers vcpu 1 R00=7ef3c000 R01=0000433e R02=00000001 R03=00000000 R04=00000007 R05=7ea94518 R06=00000000 R07=7ea94644 R08=00000000 R09=01d34b38 R10=7ef3c070 R11=7ea94504 R12=7ef3c090 R13=7ea944b8 R14=7ef3d4f0 R15=7ef3d538 PSR=20030010 --C- A S usr32 s00=f1ed4977 s01=235f9673 d00=235f9673f1ed4977 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=28c217b6 s33=5bcadab3 d16=5bcadab328c217b6 s34=5304efd9 s35=b7ac233f d17=b7ac233f5304efd9 s36=e281bdea s37=793ebbc9 d18=793ebbc9e281bdea s38=b6afcc02 s39=a46575b2 d19=a46575b2b6afcc02 s40=2405108c s41=7ac59ba2 d20=7ac59ba22405108c s42=41f6f6ab s43=f6eb9780 d21=f6eb978041f6f6ab s44=788ef6ed s45=0b442df1 d22=0b442df1788ef6ed s46=34091fb7 s47=0584843d d23=0584843d34091fb7 s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=6d646e65 s53=54246773 d26=542467736d646e65 s54=5f4d4145 s55=5f444d43 d27=5f444d435f4d4145 s56=4954504f s57=5f534e4f d28=5f534e4f4954504f s58=28544547 s59=202c3072 d29=202c307228544547 s60=78302826 s61=30306637 d30=3030663778302826 s62=30303030 s63=30303330 d31=3030333030303030 FPSCR: 00000000