syzkaller login: [ 44.385309][ T2081] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 44.386584][ T2081] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 50.212226][ T2081] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:44586' (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 [ 63.882417][ T2229] cgroup: Unknown subsys name 'net' [ 64.052072][ T2229] cgroup: Unknown subsys name 'hugetlb' [ 64.054525][ T2229] 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: r0 = openat$fb1(0xffffff9c, &(0x7f00000001c0), 0x0, 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000000), 0x0, 0x0, 0x0) 00:01:27 executing program 1: r0 = signalfd4(0xffffffffffffffff, &(0x7f0000000000), 0x8, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) dup3(r1, r0, 0x0) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r0, &(0x7f0000000040)={0x4, 0x8}, 0x10) panic: unaligned 64-bit atomic operation goroutine 29 [running]: runtime/internal/atomic.panicUnaligned() /usr/local/go/src/runtime/internal/atomic/unaligned.go:8 +0x24 runtime/internal/atomic.Xadd64(0x1dc6544, 0x1) /usr/local/go/src/runtime/internal/atomic/atomic_arm.s:256 +0x14 main.(*Proc).executeRaw(0x1dcb660, 0x1c13e30, 0x1dcbd80, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:320 +0x158 main.(*Proc).execute(0x1dcb660, 0x1c13e30, 0x1dcbd80, 0x7, 0x2) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:255 +0x38 main.(*Proc).loop(0x1dcb660) /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: 07:47:47 Registers: info registers vcpu 0 R00=84275000 R01=00000004 R02=81a23e40 R03=00000072 R04=84275000 R05=832da800 R06=83043800 R07=841a60c0 R08=83e540ca R09=00000004 R10=83043800 R11=df971994 R12=82709940 R13=df971960 R14=812bcc14 R15=815c458c PSR=a0030013 N-C- A S svc32 s00=696c616e s01=64656e67 d00=64656e67696c616e s02=692f656d s03=7265746e d01=7265746e692f656d s04=2f6c616e s05=6d6f7461 d02=6d6f74612f6c616e s06=702e6369 s07=63696e61 d03=63696e61702e6369 s08=6c616e55 s09=656e6769 d04=656e67696c616e55 s10=0a292864 s11=73752f09 d05=73752f090a292864 s12=6f6c2f72 s13=2f6c6163 d06=2f6c61636f6c2f72 s14=732f6f67 s15=722f6372 d07=722f6372732f6f67 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=0038be36 s33=a68f0800 d16=a68f08000038be36 s34=5d30be39 s35=63cf4e26 d17=63cf4e265d30be39 s36=a135581a s37=95ea6d35 d18=95ea6d35a135581a s38=23f5db82 s39=a4790a51 d19=a4790a5123f5db82 s40=8c28da77 s41=ed14f569 d20=ed14f5698c28da77 s42=e7cd0cf1 s43=8889eb91 d21=8889eb91e7cd0cf1 s44=5bad34cb s45=3c6de829 d22=3c6de8295bad34cb s46=53245166 s47=bf5312aa d23=bf5312aa53245166 s48=3f4e276f s49=829308f0 d24=829308f03f4e276f s50=9dc72460 s51=94eadace d25=94eadace9dc72460 s52=d4023212 s53=2b127420 d26=2b127420d4023212 s54=66f59927 s55=af5798fa d27=af5798fa66f59927 s56=4c24fd78 s57=118e4446 d28=118e44464c24fd78 s58=fda9ab70 s59=f6c9810e d29=f6c9810efda9ab70 s60=725f7019 s61=1e990872 d30=1e990872725f7019 s62=3e69a884 s63=be6df215 d31=be6df2153e69a884 FPSCR: 00000000 info registers vcpu 1 R00=00000004 R01=00073430 R02=004258a4 R03=00000001 R04=00000000 R05=00000001 R06=00000001 R07=01f97ca4 R08=00000007 R09=000004b1 R10=01ca4690 R11=00000005 R12=00000001 R13=01f97c88 R14=000733b4 R15=00073430 PSR=80000010 N--- A S usr32 s00=b9d3d824 s01=22c8afd3 d00=22c8afd3b9d3d824 s02=1a76d9a7 s03=dad1a72d d01=dad1a72d1a76d9a7 s04=cecdda74 s05=4d6793f6 d02=4d6793f6cecdda74 s06=b7bdbda7 s07=d3fa34db d03=d3fa34dbb7bdbda7 s08=6576ea02 s09=9a5c65fd d04=9a5c65fd6576ea02 s10=56da57b5 s11=989d0a93 d05=989d0a9356da57b5 s12=ee030ce5 s13=1ee4a8b3 d06=1ee4a8b3ee030ce5 s14=dcf59356 s15=aa60ceef d07=aa60ceefdcf59356 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=0038be36 s33=a68f0800 d16=a68f08000038be36 s34=5d30be39 s35=63cf4e26 d17=63cf4e265d30be39 s36=a135581a s37=95ea6d35 d18=95ea6d35a135581a s38=23f5db82 s39=a4790a51 d19=a4790a5123f5db82 s40=8c28da77 s41=ed14f569 d20=ed14f5698c28da77 s42=e7cd0cf1 s43=8889eb91 d21=8889eb91e7cd0cf1 s44=5bad34cb s45=3c6de829 d22=3c6de8295bad34cb s46=53245166 s47=bf5312aa d23=bf5312aa53245166 s48=3f4e276f s49=829308f0 d24=829308f03f4e276f s50=9dc72460 s51=94eadace d25=94eadace9dc72460 s52=d4023212 s53=2b127420 d26=2b127420d4023212 s54=66f59927 s55=af5798fa d27=af5798fa66f59927 s56=4c24fd78 s57=118e4446 d28=118e44464c24fd78 s58=fda9ab70 s59=f6c9810e d29=f6c9810efda9ab70 s60=725f7019 s61=1e990872 d30=1e990872725f7019 s62=3e69a884 s63=be6df215 d31=be6df2153e69a884 FPSCR: 00000000