INIT: Entering runlevel: 2

[info] Using makefile-style concurrent boot in runlevel 2.
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts.
2018/04/07 07:44:40 fuzzer started
2018/04/07 07:44:41 dialing manager at 10.128.0.26:38639
2018/04/07 07:44:46 kcov=true, comps=false
2018/04/07 07:44:49 executing program 0:
clock_nanosleep(0x0, 0xfffffffffdffffff, &(0x7f0000051ff0)={0x2000000000003}, 0x0)
r0 = gettid()
socketpair$unix(0x1, 0x1000000005, 0x0, &(0x7f000087fff8)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$int_in(r1, 0x5452, &(0x7f0000008ff8)=0x3f)
fcntl$setsig(r1, 0xa, 0x12)
fcntl$setownex(r1, 0xf, &(0x7f00000ff000)={0x0, r0})
recvmsg(r2, &(0x7f0000172fc8)={&(0x7f0000b3aff8)=@sco, 0x8, &(0x7f00000a4fb0), 0x0, &(0x7f0000b36000)}, 0x0)
dup2(r1, r2)
r3 = gettid()
mmap(&(0x7f0000000000/0x709000)=nil, 0x709000, 0x1, 0x32, 0xffffffffffffffff, 0x0)
tkill(r3, 0x16)

2018/04/07 07:44:49 executing program 1:
r0 = socket$nl_xfrm(0x11, 0x3, 0x6)
bind$packet(r0, &(0x7f0000000240)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6}, 0x14)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000100)={0x0, 0x0, 0xfffffffffffffffd}, 0x4)
syz_emit_ethernet(0x22, &(0x7f00000000c0)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv4={0x800, {{0x5, 0x2, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @loopback=0x7f000001, @remote={0xac, 0x14, 0x14, 0xbb}}, @udp={0x4e20, 0x4e20, 0x8}}}}}, &(0x7f0000000000))

2018/04/07 07:44:49 executing program 2:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f00002e8fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(blowfish)\x00'}, 0x58)
r1 = accept$alg(r0, 0x0, 0x0)
setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000001000)="a23364fd", 0x4)
sendmsg$alg(r1, &(0x7f0000166000)={0x0, 0x0, &(0x7f000019f000), 0x0, &(0x7f0000282fb8)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0)
write(r1, &(0x7f00001eaf7c)="d33e3ac1792bbce4d7f62d063a492bc83d59408649b981c2d0e252ec8e311c2c", 0x20)
recvmsg(r1, &(0x7f0000014fc8)={0x0, 0x0, &(0x7f0000095000)=[{&(0x7f00002e8ff2)=""/14, 0xe}, {&(0x7f00000bf000)=""/212, 0xd4}], 0x2, &(0x7f00002e8000)=""/79, 0x4f}, 0x0)

2018/04/07 07:44:49 executing program 7:
r0 = socket(0x40000000015, 0x5, 0x0)
bind$inet(r0, &(0x7f0000fc4ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10)
connect$inet(r0, &(0x7f0000adf000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10)
sendmsg$alg(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000280), 0x0, &(0x7f00000002c0)=[@iv={0x18, 0x117, 0x2}], 0x2ae}, 0x0)

2018/04/07 07:44:49 executing program 4:
r0 = socket$packet(0x11, 0x800000000002, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f000095bffc), 0x4)
r1 = socket$inet(0x2, 0x3, 0x32)
sendto$inet(r1, &(0x7f000014cf2c), 0x0, 0x8000, &(0x7f00005b5ff0)={0x2, 0x4e20}, 0x10)
sendto$inet(r1, &(0x7f0000000000)="20100000", 0x4, 0x0, &(0x7f0000cf9000)={0x2, 0x4e20}, 0x10)

2018/04/07 07:44:49 executing program 3:
r0 = socket(0x11, 0x803, 0x300)
syz_emit_ethernet(0x3e, &(0x7f0000c29000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "067b26", 0x8, 0x0, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x4e20, 0x4e20, 0x8}}}}}}, &(0x7f0000b99000))
recvmmsg(r0, &(0x7f000094f000)=[{{&(0x7f0000e19000)=@nfc, 0x10, &(0x7f00006ca000), 0x0, &(0x7f0000560000)=""/129, 0x81}}], 0x1, 0x0, 0x0)
ioctl$sock_netrom_SIOCGSTAMP(r0, 0x8906, &(0x7f00000000c0))

2018/04/07 07:44:49 executing program 5:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000f84f90)={0x2, 0x18, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x4e20, @multicast1=0xe0000001}}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x4e20}}]}, 0x50}, 0x1}, 0x0)

2018/04/07 07:44:49 executing program 6:
r0 = socket$inet6(0xa, 0x1, 0x8010000400000084)
setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000748ff5)={0x0, 0x7}, 0xb)
connect$inet6(r0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @dev={0xfe, 0x80, [], 0x16}, 0x5}, 0x1c)
recvmsg(r0, &(0x7f0000001300)={&(0x7f0000000000)=@alg, 0x58, &(0x7f0000001280), 0x0, &(0x7f0000000000)=""/8, 0x8}, 0x0)

syzkaller login: [   42.490868] ip (3806) used greatest stack depth: 54312 bytes left
[   43.607381] ip (3913) used greatest stack depth: 54200 bytes left
[   45.583702] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   45.611811] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   45.651790] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   45.739145] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   45.794252] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   45.811973] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   45.836488] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   45.993716] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   54.496566] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   54.523232] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   54.636419] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   54.696886] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   54.768450] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   54.815204] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   54.842873] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   54.882603] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   55.245717] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   55.251968] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   55.262550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   55.283252] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   55.292772] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   55.333730] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   55.455292] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   55.461555] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   55.472650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   55.490422] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   55.496743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   55.514747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   55.557935] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   55.568798] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   55.575222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   55.595285] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   55.627383] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   55.651611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   55.681717] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   55.699155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   55.711159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   55.738814] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   55.745185] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   55.760800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
2018/04/07 07:45:06 executing program 2:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f00002e8fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(blowfish)\x00'}, 0x58)
r1 = accept$alg(r0, 0x0, 0x0)
setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000001000)="a23364fd", 0x4)
sendmsg$alg(r1, &(0x7f0000166000)={0x0, 0x0, &(0x7f000019f000), 0x0, &(0x7f0000282fb8)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0)
write(r1, &(0x7f00001eaf7c)="d33e3ac1792bbce4d7f62d063a492bc83d59408649b981c2d0e252ec8e311c2c", 0x20)
recvmsg(r1, &(0x7f0000014fc8)={0x0, 0x0, &(0x7f0000095000)=[{&(0x7f00002e8ff2)=""/14, 0xe}, {&(0x7f00000bf000)=""/212, 0xd4}], 0x2, &(0x7f00002e8000)=""/79, 0x4f}, 0x0)

2018/04/07 07:45:06 executing program 6:
setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f00008d8000)=ANY=[@ANYBLOB="687696efec548430e198770b091d00000000000000000a004e2000000000ff010000000000000000000000000001000000000000000000000000000000000c0040838200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001"], 0x1)
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f00003cf000)={&(0x7f0000f4dff4)={0x10}, 0x37b, &(0x7f00005ad000)={&(0x7f00008d8000)=@migrate={0x15c, 0x21, 0x1, 0x0, 0x0, {{@in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, @in6=@dev={0xfe, 0x80}}}, [@migrate={0x10c, 0x11}]}, 0x15c}, 0x1}, 0x0)

2018/04/07 07:45:06 executing program 2:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f00002e8fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(blowfish)\x00'}, 0x58)
r1 = accept$alg(r0, 0x0, 0x0)
setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000001000)="a23364fd", 0x4)
sendmsg$alg(r1, &(0x7f0000166000)={0x0, 0x0, &(0x7f000019f000), 0x0, &(0x7f0000282fb8)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0)
write(r1, &(0x7f00001eaf7c)="d33e3ac1792bbce4d7f62d063a492bc83d59408649b981c2d0e252ec8e311c2c", 0x20)
recvmsg(r1, &(0x7f0000014fc8)={0x0, 0x0, &(0x7f0000095000)=[{&(0x7f00002e8ff2)=""/14, 0xe}, {&(0x7f00000bf000)=""/212, 0xd4}], 0x2, &(0x7f00002e8000)=""/79, 0x4f}, 0x0)

2018/04/07 07:45:06 executing program 3:
r0 = socket(0x18, 0x0, 0x4)
accept4$packet(r0, &(0x7f0000000180), &(0x7f00000001c0)=0x14, 0x0)

2018/04/07 07:45:06 executing program 6:
execveat(0xffffffffffffffff, &(0x7f0000000000)='./control\x00', &(0x7f0000000280), &(0x7f0000000440), 0x100)

[   57.002147] ==================================================================
[   57.009582] BUG: KMSAN: uninit-value in __flow_hash_from_keys+0x10d8/0x1150
[   57.016690] CPU: 1 PID: 5079 Comm: syz-executor4 Not tainted 4.16.0+ #81
[   57.023524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   57.032875] Call Trace:
[   57.035473]  dump_stack+0x185/0x1d0
[   57.039105]  ? __flow_hash_from_keys+0x10d8/0x1150
[   57.044041]  kmsan_report+0x142/0x240
[   57.047853]  __msan_warning_32+0x6c/0xb0
[   57.052023]  __flow_hash_from_keys+0x10d8/0x1150
[   57.056790]  __skb_get_hash_symmetric+0x14d/0x230
[   57.061640]  packet_rcv_fanout+0x38f/0x8d0
[   57.065882]  ? packet_direct_xmit+0xbf0/0xbf0
[   57.070379]  dev_queue_xmit_nit+0x8fb/0x11e0
[   57.074802]  dev_hard_start_xmit+0x27c/0xc70
[   57.079219]  __dev_queue_xmit+0x22d9/0x2b60
[   57.083557]  dev_queue_xmit+0x4b/0x60
[   57.087353]  neigh_resolve_output+0xac6/0xb60
[   57.091855]  ? neigh_event_ns+0x360/0x360
[   57.096003]  ip_finish_output2+0x1238/0x1380
2018/04/07 07:45:07 executing program 6:
sendto$inet6(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000fe4)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c)
r0 = syz_open_dev$urandom(&(0x7f0000000000)='/dev/urandom\x00', 0x0, 0x8042)
recvmmsg(0xffffffffffffff9c, &(0x7f0000002200)=[{{&(0x7f0000000cc0)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, 0x10, &(0x7f0000000ec0)=[{&(0x7f0000000e80)=""/34, 0x22}], 0x1, 0x0, 0x0, 0x10000000000}}], 0x1, 0x0, &(0x7f00000022c0)={0x0, 0x1c9c380})
writev(r0, &(0x7f0000000500), 0x1f3)

2018/04/07 07:45:07 executing program 2:
r0 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r0, &(0x7f00002e8fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(blowfish)\x00'}, 0x58)
r1 = accept$alg(r0, 0x0, 0x0)
setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000001000)="a23364fd", 0x4)
sendmsg$alg(r1, &(0x7f0000166000)={0x0, 0x0, &(0x7f000019f000), 0x0, &(0x7f0000282fb8)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0)
write(r1, &(0x7f00001eaf7c)="d33e3ac1792bbce4d7f62d063a492bc83d59408649b981c2d0e252ec8e311c2c", 0x20)
recvmsg(r1, &(0x7f0000014fc8)={0x0, 0x0, &(0x7f0000095000)=[{&(0x7f00002e8ff2)=""/14, 0xe}, {&(0x7f00000bf000)=""/212, 0xd4}], 0x2, &(0x7f00002e8000)=""/79, 0x4f}, 0x0)

[   57.100419]  ip_finish_output+0xcb0/0xff0
[   57.104569]  ip_output+0x502/0x5c0
[   57.108107]  ? ip_mc_finish_output+0x3b0/0x3b0
[   57.112693]  ? ip_finish_output+0xff0/0xff0
[   57.117013]  ip_send_skb+0x5f3/0x820
[   57.120730]  ? __ip_local_out+0x5b0/0x5b0
[   57.124886]  ip_push_pending_frames+0x105/0x170
[   57.129561]  raw_sendmsg+0x2960/0x3ed0
[   57.133478]  ? compat_raw_ioctl+0x100/0x100
[   57.137800]  inet_sendmsg+0x48d/0x740
[   57.141603]  ? security_socket_sendmsg+0x9e/0x210
[   57.146450]  ? inet_getname+0x500/0x500
[   57.150430]  SYSC_sendto+0x6c3/0x7e0
[   57.154147]  ? __msan_metadata_ptr_for_store_4+0x13/0x20
[   57.159597]  ? prepare_exit_to_usermode+0x149/0x3a0
[   57.164622]  SyS_sendto+0x8a/0xb0
[   57.168076]  do_syscall_64+0x309/0x430
[   57.174144]  ? SYSC_getpeername+0x560/0x560
[   57.178476]  entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[   57.183665] RIP: 0033:0x455259
[   57.186847] RSP: 002b:00007fd7cf49cc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   57.194559] RAX: ffffffffffffffda RBX: 00007fd7cf49d6d4 RCX: 0000000000455259
[   57.201829] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 0000000000000014
[   57.209102] RBP: 000000000072bea0 R08: 0000000020cf9000 R09: 0000000000000010
[   57.216375] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[   57.223644] R13: 00000000000004f7 R14: 00000000006fa7c8 R15: 0000000000000000
[   57.230915] 
[   57.232527] Uninit was stored to memory at:
[   57.236849]  kmsan_internal_chain_origin+0x12b/0x210
[   57.241947]  __msan_chain_origin+0x69/0xc0
[   57.246179]  __skb_flow_dissect+0x4cbd/0x6580
2018/04/07 07:45:07 executing program 6:
r0 = syz_open_dev$sg(&(0x7f0000265ff7)='/dev/sg#\x00', 0x0, 0x2)
write$tun(r0, &(0x7f0000000000), 0x32)
ioctl(r0, 0x227c, &(0x7f000097e000))

[   57.250668]  __skb_get_hash_symmetric+0x10b/0x230
[   57.255509]  packet_rcv_fanout+0x38f/0x8d0
[   57.259741]  dev_queue_xmit_nit+0x8fb/0x11e0
[   57.264145]  dev_hard_start_xmit+0x27c/0xc70
[   57.268548]  __dev_queue_xmit+0x22d9/0x2b60
[   57.272868]  dev_queue_xmit+0x4b/0x60
[   57.276672]  neigh_resolve_output+0xac6/0xb60
[   57.281166]  ip_finish_output2+0x1238/0x1380
[   57.285572]  ip_finish_output+0xcb0/0xff0
[   57.289714]  ip_output+0x502/0x5c0
[   57.293251]  ip_send_skb+0x5f3/0x820
[   57.296964]  ip_push_pending_frames+0x105/0x170
[   57.301719]  raw_sendmsg+0x2960/0x3ed0
[   57.305604]  inet_sendmsg+0x48d/0x740
[   57.309414]  SYSC_sendto+0x6c3/0x7e0
[   57.313129]  SyS_sendto+0x8a/0xb0
[   57.317402]  do_syscall_64+0x309/0x430
[   57.321293]  entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[   57.326474] Uninit was stored to memory at:
[   57.330798]  kmsan_internal_chain_origin+0x12b/0x210
[   57.335898]  kmsan_memcpy_origins+0x11d/0x170
[   57.340385]  __msan_memcpy+0x19f/0x1f0
[   57.344273]  skb_copy_bits+0x63a/0xdb0
[   57.348159]  __skb_flow_dissect+0x48ea/0x6580
[   57.352649]  __skb_get_hash_symmetric+0x10b/0x230
[   57.357487]  packet_rcv_fanout+0x38f/0x8d0
[   57.361720]  dev_queue_xmit_nit+0x8fb/0x11e0
[   57.366124]  dev_hard_start_xmit+0x27c/0xc70
[   57.370532]  __dev_queue_xmit+0x22d9/0x2b60
[   57.374854]  dev_queue_xmit+0x4b/0x60
[   57.378651]  neigh_resolve_output+0xac6/0xb60
[   57.383144]  ip_finish_output2+0x1238/0x1380
[   57.387547]  ip_finish_output+0xcb0/0xff0
[   57.391695]  ip_output+0x502/0x5c0
[   57.395230]  ip_send_skb+0x5f3/0x820
[   57.398946]  ip_push_pending_frames+0x105/0x170
[   57.403612]  raw_sendmsg+0x2960/0x3ed0
[   57.407495]  inet_sendmsg+0x48d/0x740
[   57.411293]  SYSC_sendto+0x6c3/0x7e0
[   57.415005]  SyS_sendto+0x8a/0xb0
[   57.418456]  do_syscall_64+0x309/0x430
[   57.422343]  entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[   57.427521] Uninit was created at:
[   57.431057]  kmsan_alloc_meta_for_pages+0x161/0x3a0
[   57.436059]  kmsan_alloc_page+0x82/0xe0
[   57.440020]  __alloc_pages_nodemask+0xf5b/0x5dc0
[   57.444760]  alloc_pages_current+0x6b5/0x970
[   57.449152]  skb_page_frag_refill+0x3ba/0x5e0
[   57.453622]  sk_page_frag_refill+0xa4/0x340
[   57.457929]  __ip_append_data+0x107e/0x3d10
[   57.462238]  ip_append_data+0x2fb/0x440
[   57.466195]  raw_sendmsg+0x287b/0x3ed0
[   57.470066]  inet_sendmsg+0x48d/0x740
[   57.473844]  SYSC_sendto+0x6c3/0x7e0
[   57.477540]  SyS_sendto+0x8a/0xb0
[   57.480969]  do_syscall_64+0x309/0x430
[   57.484841]  entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[   57.490013] ==================================================================
[   57.497351] Disabling lock debugging due to kernel taint
[   57.502773] Kernel panic - not syncing: panic_on_warn set ...
[   57.502773] 
[   57.510115] CPU: 1 PID: 5079 Comm: syz-executor4 Tainted: G    B            4.16.0+ #81
[   57.518237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   57.527564] Call Trace:
[   57.530132]  dump_stack+0x185/0x1d0
[   57.533736]  panic+0x39d/0x940
[   57.536931]  ? __flow_hash_from_keys+0x10d8/0x1150
[   57.541848]  kmsan_report+0x238/0x240
[   57.545638]  __msan_warning_32+0x6c/0xb0
[   57.549686]  __flow_hash_from_keys+0x10d8/0x1150
[   57.554423]  __skb_get_hash_symmetric+0x14d/0x230
[   57.559245]  packet_rcv_fanout+0x38f/0x8d0
[   57.563460]  ? packet_direct_xmit+0xbf0/0xbf0
[   57.567932]  dev_queue_xmit_nit+0x8fb/0x11e0
[   57.572333]  dev_hard_start_xmit+0x27c/0xc70
[   57.576739]  __dev_queue_xmit+0x22d9/0x2b60
[   57.581068]  dev_queue_xmit+0x4b/0x60
[   57.584858]  neigh_resolve_output+0xac6/0xb60
[   57.589336]  ? neigh_event_ns+0x360/0x360
[   57.593462]  ip_finish_output2+0x1238/0x1380
[   57.597862]  ip_finish_output+0xcb0/0xff0
[   57.601999]  ip_output+0x502/0x5c0
[   57.605523]  ? ip_mc_finish_output+0x3b0/0x3b0
[   57.610094]  ? ip_finish_output+0xff0/0xff0
[   57.614400]  ip_send_skb+0x5f3/0x820
[   57.618091]  ? __ip_local_out+0x5b0/0x5b0
[   57.622216]  ip_push_pending_frames+0x105/0x170
[   57.626883]  raw_sendmsg+0x2960/0x3ed0
[   57.630781]  ? compat_raw_ioctl+0x100/0x100
[   57.635088]  inet_sendmsg+0x48d/0x740
[   57.638866]  ? security_socket_sendmsg+0x9e/0x210
[   57.643687]  ? inet_getname+0x500/0x500
[   57.647651]  SYSC_sendto+0x6c3/0x7e0
[   57.651350]  ? __msan_metadata_ptr_for_store_4+0x13/0x20
[   57.656783]  ? prepare_exit_to_usermode+0x149/0x3a0
[   57.661790]  SyS_sendto+0x8a/0xb0
[   57.665218]  do_syscall_64+0x309/0x430
[   57.669097]  ? SYSC_getpeername+0x560/0x560
[   57.673417]  entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[   57.678589] RIP: 0033:0x455259
[   57.681757] RSP: 002b:00007fd7cf49cc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   57.689439] RAX: ffffffffffffffda RBX: 00007fd7cf49d6d4 RCX: 0000000000455259
[   57.696690] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 0000000000000014
[   57.703945] RBP: 000000000072bea0 R08: 0000000020cf9000 R09: 0000000000000010
[   57.711199] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[   57.718457] R13: 00000000000004f7 R14: 00000000006fa7c8 R15: 0000000000000000
[   57.726208] Dumping ftrace buffer:
[   57.729723]    (ftrace buffer empty)
[   57.733414] Kernel Offset: disabled
[   57.737013] Rebooting in 86400 seconds..