syzkaller login: [ 47.928638][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 49.367859][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 49.368965][ T2082] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:9919' (ECDSA) to the list of known hosts. 1970/01/01 00:00:59 fuzzer started 1970/01/01 00:01:01 dialing manager at localhost:40707 [ 62.888886][ T2230] cgroup: Unknown subsys name 'net' [ 63.031257][ T2230] cgroup: Unknown subsys name 'hugetlb' [ 63.034254][ T2230] 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 00:01:24 starting 2 fuzzer processes 00:01:24 executing program 0: r0 = socket$inet_sctp(0x2, 0x1, 0x84) listen(r0, 0x4) r1 = dup2(r0, r0) ioctl$AUTOFS_DEV_IOCTL_ISMOUNTPOINT(r1, 0xc018937e, 0x0) 00:01:24 executing program 1: r0 = openat$incfs(0xffffffffffffff9c, &(0x7f00000000c0)='.log\x00', 0x40, 0x0) close(r0) openat$mixer(0xffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETTIME(r0, 0x80045113, &(0x7f0000000000)) 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(0x15c6544, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x16364e0, 0x1413a98, 0x1636520, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x16364e0, 0x1413a98, 0x1636520, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x16364e0) /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: 09:11:43 Registers: info registers vcpu 0 R00=825a01c0 R01=000005b4 R02=00000001 R03=810bb424 R04=82687ec0 R05=0000422e R06=0000422e R07=00000000 R08=00000001 R09=000005b4 R10=00000000 R11=df969c4c R12=df969c50 R13=df969c40 R14=810bb458 R15=810bb434 PSR=60030013 -ZC- A S svc32 s00=2b20383a s01=34327830 d00=343278302b20383a s02=65746e69 s03=6c616e72 d01=6c616e7265746e69 s04=6f74612f s05=2e63696d d02=2e63696d6f74612f s06=696e6170 s07=616e5563 d03=616e5563696e6170 s08=6e67696c s09=29286465 d04=292864656e67696c s10=752f090a s11=6c2f7273 d05=6c2f7273752f090a s12=6c61636f s13=2f6f672f d06=2f6f672f6c61636f s14=2f637273 s15=746e7572 d07=746e75722f637273 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=40556b06 s33=efd66fc6 d16=efd66fc640556b06 s34=18ebd64a s35=36497019 d17=3649701918ebd64a s36=93eb225b s37=9f2aacb5 d18=9f2aacb593eb225b s38=f8a92b29 s39=57709eff d19=57709efff8a92b29 s40=cb1639b0 s41=8f6922a2 d20=8f6922a2cb1639b0 s42=c9c3460f s43=fbd8c1a7 d21=fbd8c1a7c9c3460f s44=9bc4f82c s45=45fdfc4c d22=45fdfc4c9bc4f82c s46=2039486d s47=eb81ffa4 d23=eb81ffa42039486d s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=274a320d s53=9c01bdf0 d26=9c01bdf0274a320d s54=b8cabf52 s55=192f923e d27=192f923eb8cabf52 s56=af1c0cd1 s57=b8d2b5f5 d28=b8d2b5f5af1c0cd1 s58=e191c2bb s59=ba6f8a41 d29=ba6f8a41e191c2bb s60=b98c3c13 s61=4dccfda9 d30=4dccfda9b98c3c13 s62=204257ae s63=7c70abb9 d31=7c70abb9204257ae FPSCR: 00000000 info registers vcpu 1 R00=00000004 R01=00073430 R02=004258a4 R03=00000001 R04=00000000 R05=00000001 R06=00000001 R07=7eab19a4 R08=00000007 R09=000004b1 R10=00a11a88 R11=00000005 R12=00000001 R13=7eab1988 R14=000733b4 R15=00073430 PSR=80000010 N--- A S usr32 s00=0d1470ba s01=cea3cad9 d00=cea3cad90d1470ba s02=303a3130 s03=65662033 d01=65662033303a3130 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=40556b06 s33=efd66fc6 d16=efd66fc640556b06 s34=18ebd64a s35=36497019 d17=3649701918ebd64a s36=93eb225b s37=9f2aacb5 d18=9f2aacb593eb225b s38=f8a92b29 s39=57709eff d19=57709efff8a92b29 s40=cb1639b0 s41=8f6922a2 d20=8f6922a2cb1639b0 s42=c9c3460f s43=fbd8c1a7 d21=fbd8c1a7c9c3460f s44=9bc4f82c s45=45fdfc4c d22=45fdfc4c9bc4f82c s46=2039486d s47=eb81ffa4 d23=eb81ffa42039486d s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=274a320d s53=9c01bdf0 d26=9c01bdf0274a320d s54=b8cabf52 s55=192f923e d27=192f923eb8cabf52 s56=af1c0cd1 s57=b8d2b5f5 d28=b8d2b5f5af1c0cd1 s58=e191c2bb s59=ba6f8a41 d29=ba6f8a41e191c2bb s60=b98c3c13 s61=4dccfda9 d30=4dccfda9b98c3c13 s62=204257ae s63=7c70abb9 d31=7c70abb9204257ae FPSCR: 00000000