Starting mcstransd: [ 21.236176] random: sshd: uninitialized urandom read (32 bytes read, 34 bits of entropy available) [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 25.199936] random: sshd: uninitialized urandom read (32 bytes read, 39 bits of entropy available) [ 25.710282] random: sshd: uninitialized urandom read (32 bytes read, 40 bits of entropy available) [ 26.760696] random: nonblocking pool is initialized Warning: Permanently added '10.128.0.63' (ECDSA) to the list of known hosts. 2018/02/26 09:40:36 fuzzer started 2018/02/26 09:40:36 dialing manager at 10.128.0.26:33791 2018/02/26 09:40:41 kcov=true, comps=false 2018/02/26 09:40:42 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f000077c613)={@syzn={0x73, 0x79, 0x7a, 0x0}, 0x0}) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f000059afb0)={@loopback={0x0, 0x1}, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}, @dev={0xfe, 0x80}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r1}) 2018/02/26 09:40:42 executing program 3: r0 = socket$inet6(0xa, 0x802, 0x88) setsockopt$inet6_int(r0, 0x29, 0x3e, &(0x7f0000ef9ffc)=0x3, 0x4) sendmsg$inet_sctp(r0, &(0x7f0000557fc8)={&(0x7f0000ed5fe4)=@in6={0xa, 0x3, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000143f70)=[{&(0x7f0000b6f000)="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", 0x5ad}], 0x1}, 0x0) 2018/02/26 09:40:42 executing program 7: r0 = socket$packet(0x11, 0x10000000003, 0x300) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000c26ff0)={0x0, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) 2018/02/26 09:40:42 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000007fc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)={0x18, 0x32, 0x301, 0xffffffffffffffff, 0xffffffffffffffff, {}, [@nested={0x4, 0x1, []}]}, 0x18}, 0x1}, 0x0) 2018/02/26 09:40:42 executing program 5: r0 = creat(&(0x7f0000d2bff8)='./file0\x00', 0x0) tee(r0, 0xffffffffffffffff, 0x9, 0x0) 2018/02/26 09:40:42 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000b46fb0)={@empty, @dev={0xfe, 0x80}, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400202}) 2018/02/26 09:40:42 executing program 6: r0 = socket$packet(0x11, 0x3, 0x300) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000a2bff0)={0x0, 0x0, &(0x7f0000168000)=[]}, &(0x7f0000dc9000)=0x10) 2018/02/26 09:40:42 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) r2 = syz_open_dev$tun(&(0x7f0000481000)='/dev/net/tun\x00', 0x0, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000927fd8)={@common='gre0\x00', @ifru_mtu=0xef3a}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f000062ffe0)={@common='gre0\x00', @ifru_flags=0x301}) ioctl$TUNATTACHFILTER(r3, 0x401054d5, &(0x7f0000d38ff0)={0x1, &(0x7f0000aee000)=[{0x6}]}) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000970ff0)=@common='gre0\x00', 0x10) sendto$inet(r0, &(0x7f00009e9000), 0x0, 0x20000040, &(0x7f0000d17000)={0x2, 0xffffffffffffffff, @loopback=0x7f000001}, 0x10) [ 38.715508] IPVS: Creating netns size=2552 id=1 [ 38.770766] IPVS: Creating netns size=2552 id=2 [ 38.831920] IPVS: Creating netns size=2552 id=3 [ 38.897136] IPVS: Creating netns size=2552 id=4 [ 38.992762] IPVS: Creating netns size=2552 id=5 [ 39.090945] IPVS: Creating netns size=2552 id=6 [ 39.251924] IPVS: Creating netns size=2552 id=7 [ 39.369093] IPVS: Creating netns size=2552 id=8 [ 43.871850] device gre0 entered promiscuous mode [ 43.941666] tc_dump_action: action bad kind 2018/02/26 09:40:47 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) timer_create(0x0, &(0x7f0000011000)={0x0, 0x0, 0x0, @tid}, &(0x7f0000012ffc)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000b26000), &(0x7f0000ea9ffc), &(0x7f000039b000), &(0x7f0000bda000)) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f000046a000)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/02/26 09:40:47 executing program 3: sigaltstack(&(0x7f00006cd000/0x2000)=nil, 0x0) madvise(&(0x7f0000153000/0x800000)=nil, 0x800000, 0xf) modify_ldt$read_default(0x2, &(0x7f0000735000)=""/1, 0x1) 2018/02/26 09:40:47 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = syz_open_dev$tun(&(0x7f0000481000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000927fd8)={@common='gre0\x00', @ifru_mtu=0xef3a}) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000eabff0)=@common='gre0\x00', 0x10) 2018/02/26 09:40:47 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_ifreq(r0, 0x1000080000089f3, &(0x7f0000eacfd8)={@common='tunl0\x00', @ifru_data=&(0x7f00008e7fe0)="01000000090002fbff030100000001000000000000000f000449fbf502007e23"}) 2018/02/26 09:40:47 executing program 5: r0 = creat(&(0x7f0000d2bff8)='./file0\x00', 0x0) tee(r0, 0xffffffffffffffff, 0x9, 0x0) 2018/02/26 09:40:47 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x31, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_COPY(0xffffffffffffffff, 0xc028aa03, &(0x7f0000ada000)={&(0x7f000066e000/0x1000)=nil, 0x1000}) perf_event_open(&(0x7f000002ef88)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) madvise(&(0x7f00003eb000/0xc00000)=nil, 0xc00000, 0x9) 2018/02/26 09:40:47 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x6) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000015ff0)={&(0x7f0000017fbc)={0x14, 0x4a, 0x100000000401, 0xffffffffffffffff, 0xffffffffffffffff, {}, []}, 0x14}, 0x1}, 0x0) 2018/02/26 09:40:47 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000013000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$lock(r0, 0x7, &(0x7f0000010000)={0x0, 0x0, 0x1000000000017}) fcntl$lock(r0, 0x7, &(0x7f0000062000)={0x0, 0x0, 0x0, 0x1}) 2018/02/26 09:40:47 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000001000)='net\x00') lseek(r0, 0x800000004003, 0x0) 2018/02/26 09:40:47 executing program 5: r0 = creat(&(0x7f0000d2bff8)='./file0\x00', 0x0) tee(r0, 0xffffffffffffffff, 0x9, 0x0) 2018/02/26 09:40:47 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8917, &(0x7f0000a0c000)={@generic="6c6f3a33f57ba265c8c408c5295000a2", @ifru_addrs={0x2, 0xffffffffffffffff, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}}) 2018/02/26 09:40:47 executing program 5: r0 = creat(&(0x7f0000d2bff8)='./file0\x00', 0x0) tee(r0, 0xffffffffffffffff, 0x9, 0x0) 2018/02/26 09:40:47 executing program 1: seccomp(0x1, 0x0, &(0x7f00008c1ff0)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0xffffffff}]}) setgid(0x0) [ 44.019641] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=74 sclass=netlink_xfrm_socket 2018/02/26 09:40:47 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000001000)='net\x00') lseek(r0, 0x800000004003, 0x0) 2018/02/26 09:40:47 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_opts(r0, 0x29, 0x3a, &(0x7f0000ddb000)=""/21, &(0x7f000049affc)=0x12) 2018/02/26 09:40:47 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000ff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000801000)={0x2, &(0x7f00006b9fe8)=[{0x3}, {0x6}]}, 0x10) writev(r1, &(0x7f00000a6000)=[{&(0x7f000000e000)="8f", 0x1}], 0x1) 2018/02/26 09:40:47 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00009a0000)={0xaa}) r1 = epoll_create1(0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000e9bfe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r2 = syz_open_dev$sndtimer(&(0x7f0000f85ff1)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r2, 0xc0145401, &(0x7f0000013000)) ioctl$UFFDIO_WAKE(r0, 0x8010aa02, &(0x7f0000000000)={&(0x7f0000013000/0x1000)=nil, 0x1000}) dup3(r1, r0, 0x0) 2018/02/26 09:40:47 executing program 4: r0 = open(&(0x7f000008e000)='./file0\x00', 0x10000000080040, 0x0) fcntl$setlease(r0, 0x400, 0x0) rename(&(0x7f0000fdbff8)='./file0\x00', &(0x7f0000000000)='./file1\x00') rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xfffffffffffffffe}, 0x0, 0x8) rt_sigtimedwait(&(0x7f00009ac000)={0xfffffffffffffffd}, &(0x7f0000de0ff0), &(0x7f0000039ff0)={0x0, 0x8000000}, 0x8) fcntl$setsig(r0, 0xa, 0x3f) creat(&(0x7f0000fdeff8)='./file1\x00', 0x0) 2018/02/26 09:40:47 executing program 7: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet6_opts(r0, 0x29, 0x36, &(0x7f0000792fd0)=@dstopts={0x0, 0x2, [], [@enc_lim={0x4, 0x1}, @calipso={0x7, 0x8, {0x0, 0x0, 0x0, 0x0, []}}, @enc_lim={0x4, 0x1}]}, 0x18) mprotect(&(0x7f0000038000/0x400000)=nil, 0x400000, 0x0) getsockopt$inet6_opts(r0, 0x29, 0x36, &(0x7f00002f4000)=""/121, &(0x7f0000c3c000)=0x79) 2018/02/26 09:40:47 executing program 5: pipe(&(0x7f00001c5ff8)={0xffffffffffffffff, 0xffffffffffffffff}) mmap(&(0x7f00005e2000/0x1000)=nil, 0x1000, 0x2, 0x2032, 0xffffffffffffffff, 0x0) vmsplice(r1, &(0x7f00005e48eb)=[{&(0x7f00005e2f97)="f8", 0x1}], 0x1, 0x0) vmsplice(r0, &(0x7f0000000280)=[{&(0x7f0000000180)="17", 0x1}], 0x1, 0x0) 2018/02/26 09:40:47 executing program 6: r0 = socket(0x1000000010, 0x4000000000802, 0x0) sendmsg$nl_route(r0, &(0x7f0000f72fc8)={&(0x7f00003e7ff4)={0x10}, 0xc, &(0x7f00003f0ff0)={&(0x7f0000f7ce38)=@bridge_dellink={0x20, 0x11, 0x221, 0xffffffffffffffff, 0xffffffffffffffff, {0x7}, []}, 0x20}, 0x1}, 0x0) 2018/02/26 09:40:47 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000001000)='net\x00') lseek(r0, 0x800000004003, 0x0) 2018/02/26 09:40:47 executing program 0: clone(0x0, &(0x7f0000000000), &(0x7f0000cb1000), &(0x7f0000a17ffc), &(0x7f00002df000)) getpgrp(0xffffffffffffffff) 2018/02/26 09:40:47 executing program 5: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000ff4)='/dev/rfkill\x00', 0x1, 0x0) write$eventfd(r0, &(0x7f0000006000)=0x20200000001, 0x8) 2018/02/26 09:40:47 executing program 6: r0 = socket$inet6(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000000)={&(0x7f0000000000)=@nl=@unspec, 0xc, &(0x7f000000b000)=[{&(0x7f0000004000)="5500000020007fadb72d13b2a4a2809302000000030343026c26236925000400fe7f0000bd2dca8a9848a3c7f8f1c46b7b31afdc1338d544000000000000f75ae583de448daa7227c43ab8220000bf0cec6bab91d4", 0x55}], 0x1, &(0x7f0000000000)=[]}, 0x0) 2018/02/26 09:40:47 executing program 0: clone(0x0, &(0x7f0000000000), &(0x7f0000cb1000), &(0x7f0000a17ffc), &(0x7f00002df000)) getpgrp(0xffffffffffffffff) 2018/02/26 09:40:47 executing program 7: r0 = syz_open_dev$sndseq(&(0x7f00000000c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(r0, 0xc0a85322, &(0x7f0000000040)) [ 44.099620] PF_BRIDGE: RTM_SETLINK with unknown ifindex [ 44.121407] FAULT_FLAG_ALLOW_RETRY missing 30 2018/02/26 09:40:47 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000001000)='net\x00') lseek(r0, 0x800000004003, 0x0) 2018/02/26 09:40:47 executing program 1: r0 = socket$unix(0x1, 0x801, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000c81000)={@common='tunl0\x00', &(0x7f0000785fa4)=@ethtool_coalesce={0xe}}) 2018/02/26 09:40:47 executing program 7: r0 = socket$inet6(0xa, 0x80001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000fca000)={0x0, {{0xa, 0xffffffffffffffff, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000cbff78)={0x0, {{0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x88) setsockopt$inet6_group_source_req(r0, 0x29, 0x2d, &(0x7f0000a83000)={0x0, {{0xa, 0xffffffffffffffff, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}}}}, 0x108) [ 44.146120] CPU: 1 PID: 5254 Comm: syz-executor2 Not tainted 4.4.118-g5f7f76a #24 [ 44.150734] netlink: 17 bytes leftover after parsing attributes in process `syz-executor6'. [ 44.162263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.171613] 0000000000000000 5998fbf9fc45a4bd ffff8801c4c4f6a0 ffffffff81d0402d [ 44.179647] ffff8801cfd7c000 1ffff10038989ee1 ffff8801c4c4f828 0000000000000000 [ 44.187679] 0000000000000000 ffff8801c4c4f850 ffffffff816072a5 ffffffff81237410 [ 44.195727] Call Trace: 2018/02/26 09:40:47 executing program 1: timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) timer_settime(0x0, 0x0, &(0x7f0000000000)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f0000000040)) 2018/02/26 09:40:47 executing program 7: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000001a40)={&(0x7f0000c5aff4)={0x10}, 0xc, &(0x7f00002bbff0)={&(0x7f00000014c0)=@newsa={0x138, 0x10, 0x125, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, @in=@loopback=0x7f000001}, {@in=@rand_addr, 0xffffffffffffffff, 0x33}, @in=@broadcast=0xffffffff, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0xa}, [@algo_auth={0x48, 0x1, {{'sha512-avx\x00'}}}]}, 0x138}, 0x1}, 0x0) [ 44.198315] [] dump_stack+0xc1/0x124 [ 44.203674] [] handle_userfault+0x715/0xf50 [ 44.209648] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 44.216656] [] ? userfaultfd_ioctl+0x2040/0x2040 [ 44.223062] [] ? handle_mm_fault+0xb5d/0x3190 [ 44.229201] [] ? handle_mm_fault+0x291e/0x3190 [ 44.235427] [] handle_mm_fault+0x2938/0x3190 [ 44.241483] [] ? add_lock_to_list.isra.27.constprop.43+0x146/0x1e0 [ 44.249444] [] ? copy_page_range+0x1480/0x1480 [ 44.255671] [] ? __do_page_fault+0x780/0xa00 [ 44.261723] [] ? vmacache_find+0x57/0x290 [ 44.267509] [] __do_page_fault+0x35b/0xa00 [ 44.273370] [] do_page_fault+0x27/0x30 [ 44.278881] [] page_fault+0x28/0x30 [ 44.284132] [] ? copy_user_generic_unrolled+0x86/0xc0 [ 44.290944] [] ? __snd_timer_user_ioctl.isra.22+0xe5f/0x2370 [ 44.298361] [] ? snd_timer_global_new+0xc0/0xc0 [ 44.304652] [] ? __schedule+0xac8/0x1ca0 [ 44.310331] [] ? preempt_schedule_common+0x22/0x60 [ 44.316878] [] ? preempt_schedule+0x25/0x30 [ 44.322821] [] ? ___preempt_schedule+0x12/0x14 [ 44.329023] [] ? mutex_lock_nested+0x768/0x850 [ 44.335227] [] ? snd_timer_user_ioctl+0x53/0xb0 [ 44.341514] [] ? __ww_mutex_lock+0x14f0/0x14f0 [ 44.347720] [] ? quarantine_put+0xab/0x180 [ 44.353574] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 44.360383] [] ? check_preemption_disabled+0x3b/0x200 [ 44.367192] [] ? check_preemption_disabled+0x3b/0x200 [ 44.374000] [] snd_timer_user_ioctl+0x7d/0xb0 [ 44.380114] [] ? snd_timer_user_ioctl_compat+0x650/0x650 [ 44.387197] [] do_vfs_ioctl+0x7aa/0xee0 [ 44.392791] [] ? ioctl_preallocate+0x1f0/0x1f0 2018/02/26 09:40:48 executing program 6: r0 = socket$packet(0x11, 0x200000000a, 0x300) getpeername$unix(r0, &(0x7f000065fff8)=@abs, &(0x7f0000ffd000)=0x8) 2018/02/26 09:40:48 executing program 4: pipe(&(0x7f00008dfff8)={0x0}) timerfd_gettime(r0, &(0x7f0000c92fe0)) 2018/02/26 09:40:48 executing program 5: r0 = openat$selinux_relabel(0xffffffffffffff9c, &(0x7f0000001fef)='/selinux/relabel\x00', 0x2, 0x0) write$selinux_access(r0, &(0x7f0000000000)={'system_u:object_r:traceroute_exec_t:s0', 0x20, 'unconfined_u:system_r:insmod_t:s0-s0:c0-c1023', 0x20, 0x31}, 0x58) 2018/02/26 09:40:48 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c831, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000bda000/0x2000)=nil, 0x2000, 0x4) 2018/02/26 09:40:48 executing program 0: clone(0x0, &(0x7f0000000000), &(0x7f0000cb1000), &(0x7f0000a17ffc), &(0x7f00002df000)) getpgrp(0xffffffffffffffff) 2018/02/26 09:40:48 executing program 7: r0 = eventfd2(0x0, 0x0) write$eventfd(r0, &(0x7f0000000000)=0xfffffffffffffffd, 0x8) write$eventfd(r0, &(0x7f0000000040)=0xfffffffffffff852, 0x8) write$tun(r0, &(0x7f0000001000)=@pi={0x0, 0x0, @ipv6={0x0, 0x6, "c0189e", 0x8, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}, @empty, {[], @icmpv6=@echo_reply={0x81}}}}, 0x34) readv(r0, &(0x7f0000002fe0)=[{&(0x7f0000002f94)=""/108, 0x6c}], 0x1) 2018/02/26 09:40:48 executing program 1: mmap(&(0x7f0000000000/0x237000)=nil, 0x237000, 0x1, 0x32, 0xffffffffffffffff, 0x0) request_key(&(0x7f0000f66ff8)='keyring\x00', &(0x7f00001cdffb)={0x73, 0x79, 0x7a, 0xffffffffffffffff, 0xf}, &(0x7f0000f66000)='+\x00', 0xfffffffffffffffe) 2018/02/26 09:40:48 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000bdf000)={&(0x7f0000d0bff4)={0x10}, 0xc, &(0x7f00000e8ff0)={&(0x7f0000284000)=@updsa={0xfc, 0x1a, 0x401, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@rand_addr, @in=@rand_addr}, {@in6=@loopback={0x0, 0x1}, 0xffffffffffffffff, 0x2b}, @in6=@local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0x2}, [@sec_ctx={0xc, 0x8, {0x8, 0x8}}]}, 0xfc}, 0x1}, 0x0) [ 44.398991] [] ? touch_atime+0x241/0x2a0 [ 44.404671] [] ? __fget+0x23a/0x3b0 [ 44.409914] [] ? __fget+0x47/0x3b0 [ 44.415759] [] ? security_file_ioctl+0x89/0xb0 [ 44.421963] [] SyS_ioctl+0x8f/0xc0 [ 44.427124] [] entry_SYSCALL_64_fastpath+0x1c/0x98 2018/02/26 09:40:48 executing program 0: clone(0x0, &(0x7f0000000000), &(0x7f0000cb1000), &(0x7f0000a17ffc), &(0x7f00002df000)) getpgrp(0xffffffffffffffff) 2018/02/26 09:40:48 executing program 1: r0 = memfd_create(&(0x7f0000000000)="75730700010000ce000078003798", 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='net/fib_trie\x00') sendfile(r0, r1, &(0x7f0000000080), 0xed5e) 2018/02/26 09:40:48 executing program 2: r0 = signalfd(0xffffffffffffffff, &(0x7f0000add000), 0x8) ppoll(&(0x7f000031c000)=[{r0}], 0x1, &(0x7f0000757ff0)={0x77359400}, &(0x7f00009c7000), 0x8) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/02/26 09:40:48 executing program 5: r0 = socket$inet6(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000002fc8)={&(0x7f0000000000)=@nl=@kern={0x10}, 0xc, &(0x7f0000002000)=[{&(0x7f000000dfaa)="5500000018007fbdb72d1cb2a4a280930a06000000a84308910000003900090008000500000000001900a30700000000000000dc1338d54400009b84136ef75afb83de448daa7227c43ab8220000060cec4fab91d4", 0x55}], 0x1, &(0x7f0000006000)=[]}, 0x0) 2018/02/26 09:40:48 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f000071c000)="6e65742f6465765f6d6361737400c087ea55011e14c9e347dd1f55a6026a1cb7e067f3c577981c0994a1e80d90d49d68bdbc91fab9c1c7f063e676e83c740e2d647534a1045850a23665d81ca07270193f5d003c10e34239844c5b6e8d1721c0b53a91c2f6ec1e5484645db3df") r1 = syz_open_procfs(0x0, &(0x7f0000865ff5)='projid_map\x00') sendfile(r1, r0, &(0x7f0000317ff8)=0xf, 0x400000ff) 2018/02/26 09:40:48 executing program 3: getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000b9cf6a)={{{@in=@remote, @in=@empty, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@multicast1}}, &(0x7f0000669000)=0xe8) setuid(r0) 2018/02/26 09:40:48 executing program 4: seccomp(0x200000000000001, 0x0, &(0x7f00008ff000)={0x1, &(0x7f0000002ff8)=[{0x6, 0x0, 0x0, 0xffffffff}]}) r0 = add_key$keyring(&(0x7f0000000300)='keyring\x00', &(0x7f0000000340)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) r1 = add_key$keyring(&(0x7f0000000380)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) keyctl$read(0xb, r1, &(0x7f0000000240)=""/4096, 0x1000) 2018/02/26 09:40:48 executing program 4: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) open(&(0x7f0000d90ff8)='./file0\x00', 0xff78784f70e1668e, 0x0) 2018/02/26 09:40:48 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000014000)={&(0x7f0000016edc)={0x28, 0x1e, 0x301, 0xffffffffffffffff, 0xffffffffffffffff, {0x7}, [@typed={0xc, 0x0, @ipv4=@empty}, @typed={0x8, 0xa}]}, 0x28}, 0x1}, 0x0) 2018/02/26 09:40:48 executing program 3: mkdir(&(0x7f00000ee000)='./file0\x00', 0x0) llistxattr(&(0x7f00003ceff8)='./file0\x00', &(0x7f000002dff6)=""/10, 0xa) 2018/02/26 09:40:48 executing program 5: mmap(&(0x7f0000000000/0x53000)=nil, 0x53000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f000002afa4)={0x0, 0x0, 0x0, {0x77359400}}) 2018/02/26 09:40:48 executing program 6: mkdir(&(0x7f00005b2000)='./file0\x00', 0x0) mount(&(0x7f0000212ff8)='./file0\x00', &(0x7f000078eff8)='./file0\x00', &(0x7f0000982ff9)='mqueue\x00', 0x0, &(0x7f0000653fff)) r0 = creat(&(0x7f0000489000)='./file0/bus\x00', 0x0) mq_timedsend(r0, &(0x7f0000133fc7), 0x0, 0x0, &(0x7f0000f3eff8)) mq_notify(r0, &(0x7f0000477fa0)={0x0, 0x0, 0x0, @thr={&(0x7f0000bc8000), &(0x7f0000cf3000)}}) mq_timedsend(r0, &(0x7f0000d79000), 0x0, 0x0, &(0x7f000004b000)={0x0, 0x1c9c380}) 2018/02/26 09:40:48 executing program 7: r0 = eventfd2(0x0, 0x0) write$eventfd(r0, &(0x7f0000000000)=0xfffffffffffffffd, 0x8) write$eventfd(r0, &(0x7f0000000040)=0xfffffffffffff852, 0x8) write$tun(r0, &(0x7f0000001000)=@pi={0x0, 0x0, @ipv6={0x0, 0x6, "c0189e", 0x8, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}, @empty, {[], @icmpv6=@echo_reply={0x81}}}}, 0x34) readv(r0, &(0x7f0000002fe0)=[{&(0x7f0000002f94)=""/108, 0x6c}], 0x1) 2018/02/26 09:40:48 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000a6a)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) mq_open(&(0x7f0000001fff)='\x00', 0x0, 0x0, &(0x7f0000013fc0)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000b26000), &(0x7f0000ea9ffc), &(0x7f000039b000), &(0x7f0000bda000)) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/02/26 09:40:48 executing program 0: getxattr(&(0x7f0000000000)='..', &(0x7f0000000040)=@known='security.selinux\x00', &(0x7f0000000080)=""/82, 0x52) 2018/02/26 09:40:48 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_int(r0, 0x29, 0x200000000000001a, &(0x7f000082affc)=0x2, 0x4) bind$inet6(r0, &(0x7f0000d1a000)={0xa, 0x0, 0x0, @empty}, 0x1c) r1 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f0000ff1000)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, 0x1c) listen(r0, 0x0) 2018/02/26 09:40:48 executing program 5: mmap(&(0x7f0000000000/0x53000)=nil, 0x53000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f000002afa4)={0x0, 0x0, 0x0, {0x77359400}}) 2018/02/26 09:40:48 executing program 0: mkdir(&(0x7f000000dff6)='./control\x00', 0x0) r0 = inotify_init() inotify_add_watch(r0, &(0x7f0000f5e000)='./control\x00', 0x3fa) r1 = open(&(0x7f0000028000)='./control\x00', 0x0, 0x0) mkdirat(r1, &(0x7f00007bc000)='./file1\x00', 0x0) mkdirat(r1, &(0x7f00008b8ff6)='./file0\x00', 0x0) 2018/02/26 09:40:48 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000010ff4)={0x10, 0x0, 0xffffffffffffffff, 0x120202}, 0xc) getsockname(r0, &(0x7f000001c000)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, @loopback}}}, &(0x7f000001cffc)=0x3a) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$TUNSETNOCSUM(r2, 0x400454c8, &(0x7f000000f000)) 2018/02/26 09:40:48 executing program 4: r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000b4508a)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0x2) mmap(&(0x7f00003f5000/0x2000)=nil, 0x2000, 0x0, 0x1011, r0, 0x0) ioctl$ASHMEM_SET_NAME(r0, 0x41007701, &(0x7f0000dcc000)='/dev/ashmem\x00') 2018/02/26 09:40:48 executing program 1: r0 = syz_open_dev$tun(&(0x7f000051fff3)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000a5afd8)={@common='gre0\x00', @ifru_names=@generic="4f54000cc0a1ed4f3a0a1fdc222073b5"}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_ifreq(r1, 0x8923, &(0x7f0000a71fb0)={@common='gre0\x00', @ifru_names=@common='gre0\x00'}) 2018/02/26 09:40:48 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000000)={@multicast2=0xe0000002, @loopback=0x7f000001, 0x0, 0x2, [@dev={0xac, 0x14, 0xffffffffffffffff, 0xc}, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}]}, 0x18) setsockopt$inet_mreqsrc(r0, 0x0, 0x26, &(0x7f0000eee000)={@multicast2=0xe0000002, @loopback=0x7f000001, @dev={0xac, 0x14}}, 0xc) 2018/02/26 09:40:48 executing program 5: mmap(&(0x7f0000000000/0x53000)=nil, 0x53000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f000002afa4)={0x0, 0x0, 0x0, {0x77359400}}) 2018/02/26 09:40:48 executing program 3: mkdir(&(0x7f0000017ff6)='./control\x00', 0x0) r0 = open(&(0x7f000003dff6)='./control\x00', 0x0, 0x0) mknodat(r0, &(0x7f0000008ff6)='./control\x00', 0x0, 0x0) faccessat(r0, &(0x7f000003b000)='./control\x00', 0x1, 0x0) 2018/02/26 09:40:48 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000ff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000010ff0)={0x3, &(0x7f000000dfe8)=[{0x84}, {0x48}, {0x6}]}, 0x10) sendto$unix(r1, &(0x7f000000cffc), 0x0, 0x0, &(0x7f000000dff8)=@abs, 0x8) 2018/02/26 09:40:48 executing program 7: r0 = eventfd2(0x0, 0x0) write$eventfd(r0, &(0x7f0000000000)=0xfffffffffffffffd, 0x8) write$eventfd(r0, &(0x7f0000000040)=0xfffffffffffff852, 0x8) write$tun(r0, &(0x7f0000001000)=@pi={0x0, 0x0, @ipv6={0x0, 0x6, "c0189e", 0x8, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}, @empty, {[], @icmpv6=@echo_reply={0x81}}}}, 0x34) readv(r0, &(0x7f0000002fe0)=[{&(0x7f0000002f94)=""/108, 0x6c}], 0x1) 2018/02/26 09:40:48 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000a6a)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) mq_open(&(0x7f0000001fff)='\x00', 0x0, 0x0, &(0x7f0000013fc0)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000b26000), &(0x7f0000ea9ffc), &(0x7f000039b000), &(0x7f0000bda000)) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/02/26 09:40:48 executing program 1: r0 = syz_open_dev$tun(&(0x7f000051fff3)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000a5afd8)={@common='gre0\x00', @ifru_names=@generic="4f54000cc0a1ed4f3a0a1fdc222073b5"}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_ifreq(r1, 0x8923, &(0x7f0000a71fb0)={@common='gre0\x00', @ifru_names=@common='gre0\x00'}) 2018/02/26 09:40:48 executing program 0: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x2, &(0x7f0000690ffc)=0x79, 0x4) bind$inet(r0, &(0x7f0000886ff0)={0x2, 0x3, @broadcast=0xffffffff}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f00004dcffc), 0x4) sendto$inet(r0, &(0x7f0000d59f8d), 0xfffffc6c, 0x20000804, &(0x7f0000e1e000)={0x2, 0x3, @loopback=0x7f000001}, 0x10) readv(r0, &(0x7f00007d6fb0)=[{&(0x7f0000b7e000)=""/4096, 0x1000}], 0x1) 2018/02/26 09:40:48 executing program 6: r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x2, 0x11, r0, 0x0) fallocate(r0, 0x0, 0xffff, 0x4) mmap(&(0x7f0000004000/0x2000)=nil, 0x2000, 0x2, 0x8812, r0, 0x0) madvise(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x9) 2018/02/26 09:40:48 executing program 5: mmap(&(0x7f0000000000/0x53000)=nil, 0x53000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f000002afa4)={0x0, 0x0, 0x0, {0x77359400}}) 2018/02/26 09:40:48 executing program 3: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000001fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc028aa03, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0xffffffffffffff81}, 0xffff8000}) 2018/02/26 09:40:48 executing program 5: pipe2(&(0x7f0000fb0ff8)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) vmsplice(r1, &(0x7f0000109000)=[{&(0x7f0000fd1f5f)='\\', 0x1}], 0x1, 0x0) mmap(&(0x7f0000fd1000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) readv(r0, &(0x7f0000e81000)=[{&(0x7f0000fccf50)=""/176, 0xb0}], 0x1) 2018/02/26 09:40:48 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000ff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000010ff0)={0x3, &(0x7f000000dfe8)=[{0x84}, {0x48}, {0x6}]}, 0x10) sendto$unix(r1, &(0x7f000000cffc), 0x0, 0x0, &(0x7f000000dff8)=@abs, 0x8) 2018/02/26 09:40:48 executing program 6: waitid(0x0, 0x0, 0x0, 0x0, &(0x7f0000f02000)={{0x0, 0x0}}) utimensat(0xffffffffffffffff, &(0x7f0000dd6ff8)='./file0\x00', &(0x7f0000b1bfe0)={{0x0, r0}, {0x0, 0x2710}}, 0x0) 2018/02/26 09:40:48 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000ff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000010ff0)={0x3, &(0x7f000000dfe8)=[{0x84}, {0x48}, {0x6}]}, 0x10) sendto$unix(r1, &(0x7f000000cffc), 0x0, 0x0, &(0x7f000000dff8)=@abs, 0x8) 2018/02/26 09:40:48 executing program 7: r0 = eventfd2(0x0, 0x0) write$eventfd(r0, &(0x7f0000000000)=0xfffffffffffffffd, 0x8) write$eventfd(r0, &(0x7f0000000040)=0xfffffffffffff852, 0x8) write$tun(r0, &(0x7f0000001000)=@pi={0x0, 0x0, @ipv6={0x0, 0x6, "c0189e", 0x8, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}, @empty, {[], @icmpv6=@echo_reply={0x81}}}}, 0x34) readv(r0, &(0x7f0000002fe0)=[{&(0x7f0000002f94)=""/108, 0x6c}], 0x1) 2018/02/26 09:40:48 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000a6a)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) mq_open(&(0x7f0000001fff)='\x00', 0x0, 0x0, &(0x7f0000013fc0)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000b26000), &(0x7f0000ea9ffc), &(0x7f000039b000), &(0x7f0000bda000)) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/02/26 09:40:48 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f0000ee4000)='oom_adj\x00') writev(r0, &(0x7f0000b97000)=[{&(0x7f0000eeb000)='1', 0x1}], 0x1) sendfile(r0, r0, &(0x7f0000319ff8), 0xfff) 2018/02/26 09:40:48 executing program 0: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) mount(&(0x7f0000037000)='./file0\x00', &(0x7f0000c4fff8)='./file0\x00', &(0x7f000002effa)='ramfs\x00', 0x100000, &(0x7f0000ce3000)) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f0000dcd000)='ramfs\x00', 0x0, &(0x7f000002f000)) [ 44.816914] syz-executor6 (5423): /proc/5422/oom_adj is deprecated, please use /proc/5422/oom_score_adj instead. 2018/02/26 09:40:48 executing program 5: mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(&(0x7f0000000ff8)='./file0\x00', &(0x7f0000000000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f0000035000)) rename(&(0x7f0000019000)='./file0\x00', &(0x7f000002cff8)='./file1\x00') 2018/02/26 09:40:48 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) sendmsg(r0, &(0x7f00007e8000)={&(0x7f0000000000)=@in={0x2, 0x0, @loopback=0x7f000001}, 0x10, &(0x7f000047f000)=[], 0x0, &(0x7f0000f13000)=[{0x10, 0x0, 0x7}], 0x10}, 0x0) 2018/02/26 09:40:48 executing program 1: r0 = syz_open_dev$tun(&(0x7f000051fff3)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000a5afd8)={@common='gre0\x00', @ifru_names=@generic="4f54000cc0a1ed4f3a0a1fdc222073b5"}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_ifreq(r1, 0x8923, &(0x7f0000a71fb0)={@common='gre0\x00', @ifru_names=@common='gre0\x00'}) 2018/02/26 09:40:48 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000ff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000010ff0)={0x3, &(0x7f000000dfe8)=[{0x84}, {0x48}, {0x6}]}, 0x10) sendto$unix(r1, &(0x7f000000cffc), 0x0, 0x0, &(0x7f000000dff8)=@abs, 0x8) 2018/02/26 09:40:48 executing program 0: r0 = socket(0x11, 0x2, 0x0) setsockopt(r0, 0x107, 0x1, &(0x7f0000dfaff0)="010000000300060000071a00009139cc", 0x10) r1 = socket$inet(0x2, 0x80001, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f000003b000)={@common='lo\x00', @ifru_flags=0xfffffffffffffffd}) 2018/02/26 09:40:48 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000a6a)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) mq_open(&(0x7f0000001fff)='\x00', 0x0, 0x0, &(0x7f0000013fc0)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000b26000), &(0x7f0000ea9ffc), &(0x7f000039b000), &(0x7f0000bda000)) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/02/26 09:40:48 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f0000ee4000)='oom_adj\x00') writev(r0, &(0x7f0000b97000)=[{&(0x7f0000eeb000)='1', 0x1}], 0x1) sendfile(r0, r0, &(0x7f0000319ff8), 0xfff) 2018/02/26 09:40:48 executing program 7: seccomp(0x1, 0x200000, &(0x7f0000016000)={0x0, &(0x7f0000000000)=[]}) 2018/02/26 09:40:48 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f0000ee4000)='oom_adj\x00') writev(r0, &(0x7f0000b97000)=[{&(0x7f0000eeb000)='1', 0x1}], 0x1) sendfile(r0, r0, &(0x7f0000319ff8), 0xfff) 2018/02/26 09:40:48 executing program 7: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f000075bff7)='/dev/rtc\x00', 0x0, 0x0) ioctl$LOOP_CLR_FD(r0, 0x80247008) 2018/02/26 09:40:48 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009d7000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000dc7ffc)=0xe) ioctl$TCXONC(r0, 0x540a, 0x3) dup3(r1, r0, 0x0) 2018/02/26 09:40:48 executing program 4: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000001000)={&(0x7f0000013000/0x1000)=nil, 0x1000}) 2018/02/26 09:40:48 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000e13212)='net/sockstat\x00') preadv(r0, &(0x7f00004fffd0)=[{&(0x7f0000b21f07)=""/126, 0x7e}], 0x1, 0x1c) 2018/02/26 09:40:48 executing program 7: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000001bc0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000001b80)={&(0x7f0000001780)=@updsa={0x138, 0x1a, 0xf05, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@multicast1=0xe0000001, @in=@empty}, {@in6=@empty, 0xffffffffffffffff, 0x6c}, @in=@broadcast=0xffffffff, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0xa}, [@algo_auth={0x48, 0x1, {{'rmd320-generic\x00'}}}]}, 0x138}, 0x1}, 0x0) 2018/02/26 09:40:48 executing program 4: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000001000)={&(0x7f0000013000/0x1000)=nil, 0x1000}) 2018/02/26 09:40:48 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009d7000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000dc7ffc)=0xe) ioctl$TCXONC(r0, 0x540a, 0x3) dup3(r1, r0, 0x0) 2018/02/26 09:40:48 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009d7000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000dc7ffc)=0xe) ioctl$TCXONC(r0, 0x540a, 0x3) dup3(r1, r0, 0x0) 2018/02/26 09:40:48 executing program 4: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000001000)={&(0x7f0000013000/0x1000)=nil, 0x1000}) [ 44.967413] device lo entered promiscuous mode [ 44.983911] FAULT_FLAG_ALLOW_RETRY missing 30 [ 44.988596] CPU: 1 PID: 5447 Comm: syz-executor2 Not tainted 4.4.118-g5f7f76a #24 [ 44.996210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.005553] 0000000000000000 294ddf46c7745490 ffff8801c495f990 ffffffff81d0402d [ 45.013593] ffff8801c7046600 1ffff1003892bf3f ffff8801c495fb18 0000000000000000 [ 45.021641] 0000000000000000 ffff8801c495fb40 ffffffff816072a5 ffffffff81237410 [ 45.029666] Call Trace: [ 45.032236] [] dump_stack+0xc1/0x124 [ 45.037574] [] handle_userfault+0x715/0xf50 [ 45.043518] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 45.050500] [] ? userfaultfd_ioctl+0x2040/0x2040 [ 45.056887] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 45.063784] [] ? handle_mm_fault+0xb5d/0x3190 [ 45.069901] [] ? handle_mm_fault+0x291e/0x3190 [ 45.076103] [] handle_mm_fault+0x2938/0x3190 [ 45.082131] [] ? copy_page_range+0x1480/0x1480 [ 45.088332] [] ? __do_page_fault+0x780/0xa00 [ 45.094364] [] ? vmacache_find+0x57/0x290 [ 45.100148] [] __do_page_fault+0x35b/0xa00 [ 45.106003] [] do_page_fault+0x27/0x30 [ 45.111524] [] page_fault+0x28/0x30 [ 45.116775] [] ? copy_user_enhanced_fast_string+0xe/0x20 [ 45.123845] [] ? SyS_mq_open+0x178/0x940 [ 45.129525] [] ? mqueue_evict_inode+0x660/0x660 [ 45.135814] [] ? do_futex+0x15d0/0x15d0 [ 45.141410] [] ? security_file_ioctl+0x89/0xb0 [ 45.147613] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 45.154075] [] entry_SYSCALL_64_fastpath+0x1c/0x98 2018/02/26 09:40:48 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f0000ee4000)='oom_adj\x00') writev(r0, &(0x7f0000b97000)=[{&(0x7f0000eeb000)='1', 0x1}], 0x1) sendfile(r0, r0, &(0x7f0000319ff8), 0xfff) 2018/02/26 09:40:48 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009d7000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000dc7ffc)=0xe) ioctl$TCXONC(r0, 0x540a, 0x3) dup3(r1, r0, 0x0) 2018/02/26 09:40:48 executing program 4: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000001000)={&(0x7f0000013000/0x1000)=nil, 0x1000}) 2018/02/26 09:40:48 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009d7000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000dc7ffc)=0xe) ioctl$TCXONC(r0, 0x540a, 0x3) dup3(r1, r0, 0x0) 2018/02/26 09:40:48 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000f97000)={@multicast1=0xe0000001, @loopback=0x7f000001}, 0xc) setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000498ff4)={@multicast1=0xe0000001, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001}, 0xc) r1 = syz_open_procfs(0x0, &(0x7f0000272000)='net/mcfilter\x00') readv(r1, &(0x7f0000f46000)=[{&(0x7f0000949000)=""/101, 0x65}, {&(0x7f0000120000)=""/4096, 0x1000}], 0x2) 2018/02/26 09:40:48 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000e13212)='net/sockstat\x00') preadv(r0, &(0x7f00004fffd0)=[{&(0x7f0000b21f07)=""/126, 0x7e}], 0x1, 0x1c) 2018/02/26 09:40:48 executing program 0: unshare(0x40600) r0 = syz_open_dev$sg(&(0x7f0000005000)='/dev/sg#\x00', 0x0, 0x0) readahead(r0, 0x0, 0x0) 2018/02/26 09:40:48 executing program 1: r0 = syz_open_dev$tun(&(0x7f000051fff3)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000a5afd8)={@common='gre0\x00', @ifru_names=@generic="4f54000cc0a1ed4f3a0a1fdc222073b5"}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_ifreq(r1, 0x8923, &(0x7f0000a71fb0)={@common='gre0\x00', @ifru_names=@common='gre0\x00'}) 2018/02/26 09:40:48 executing program 4: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000a8d000)={&(0x7f0000e4e000)={0x10}, 0xc, &(0x7f0000011000)={&(0x7f00005d5000)=@updsa={0x104, 0x10, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}, @in=@dev={0xac, 0x14}}, {@in6=@empty, 0xffffffffffffffff, 0x2b}, @in=@loopback=0x7f000001, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0xa}, [@coaddr={0x14, 0xe, @in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}]}, 0x104}, 0x1}, 0x0) 2018/02/26 09:40:48 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000e13212)='net/sockstat\x00') preadv(r0, &(0x7f00004fffd0)=[{&(0x7f0000b21f07)=""/126, 0x7e}], 0x1, 0x1c) 2018/02/26 09:40:49 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x8, &(0x7f000063a000)=0xfffffffffffffffa, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x2, 0x0, @empty}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x0, 0x20000004, &(0x7f0000b63fe4)={0xa, 0x2, 0x0, @empty}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000164000)={0x3ff, 0x5}, 0x8) close(r0) 2018/02/26 09:40:49 executing program 2: timer_create(0x3, &(0x7f0000095fa0)={0x0, 0x4, 0x0, @tid}, &(0x7f0000bed000)) exit(0x0) timer_settime(0x0, 0x0, &(0x7f0000040fe0)={{}, {0x0, 0x9}}, &(0x7f0000040000)) 2018/02/26 09:40:49 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009d7000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000dc7ffc)=0xe) ioctl$TCXONC(r0, 0x540a, 0x3) dup3(r1, r0, 0x0) 2018/02/26 09:40:49 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000e13212)='net/sockstat\x00') preadv(r0, &(0x7f00004fffd0)=[{&(0x7f0000b21f07)=""/126, 0x7e}], 0x1, 0x1c) 2018/02/26 09:40:49 executing program 1: clone(0x0, &(0x7f00006d4f3a), &(0x7f0000ec2000), &(0x7f00005daffc), &(0x7f0000387000)) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') 2018/02/26 09:40:49 executing program 6: mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000516fbc)="00806e0240246d04653d098a4335ddf8a409a4f9e24ead41295ef68da251a43f732a2d65e8330025dc66b9dbe36dd6a13bf8a10d80013223d174c0aea1c3f3147cc40006") 2018/02/26 09:40:49 executing program 4: r0 = socket$inet(0x2, 0x802, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000eedffc)=0x7fe, 0x4) sendto$inet(r0, &(0x7f0000dcfffe), 0x0, 0x0, &(0x7f0000514ff0)={0x2, 0x0, @empty}, 0x10) recvmsg(r0, &(0x7f0000bd9000)={0x0, 0x0, &(0x7f0000eec000)=[], 0x3d8, &(0x7f0000000faf)}, 0x41002106) 2018/02/26 09:40:49 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009d7000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000dc7ffc)=0xe) ioctl$TCXONC(r0, 0x540a, 0x3) dup3(r1, r0, 0x0) [ 45.256043] mip6: mip6_rthdr_init_state: state's mode is not 2: 0 2018/02/26 09:40:49 executing program 1: r0 = syz_open_dev$evdev(&(0x7f0000e8c000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCGRAB(r0, 0x40044590, &(0x7f00002d0ffc)) r1 = syz_open_dev$evdev(&(0x7f0000e8c000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCGRAB(r1, 0x40044590, &(0x7f00002d0ffc)) 2018/02/26 09:40:49 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000899ff5)='mountstats\x00') pread64(r0, &(0x7f00006f6000), 0x0, 0x2000000) 2018/02/26 09:40:49 executing program 6: mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000516fbc)="00806e0240246d04653d098a4335ddf8a409a4f9e24ead41295ef68da251a43f732a2d65e8330025dc66b9dbe36dd6a13bf8a10d80013223d174c0aea1c3f3147cc40006") 2018/02/26 09:40:49 executing program 3: r0 = socket(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0x22, &(0x7f0000000000), 0x4) 2018/02/26 09:40:49 executing program 7: stat(&(0x7f0000000ff8)='./file0\x00', &(0x7f0000eb2000)={0x0, 0x0, 0x0, 0x0, 0x0}) lstat(&(0x7f0000000000)='./file0\x00', &(0x7f0000fea000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) keyctl$chown(0x4, 0x0, r0, r1) 2018/02/26 09:40:49 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendmmsg(r0, &(0x7f0000f56000)=[{{&(0x7f0000b46000)=@in6={0xa, 0x1, 0x0, @empty}, 0x1c, &(0x7f000057f000)=[], 0x0, &(0x7f0000d31f20)=[{0x18, 0x29, 0x5, "350202"}], 0x18}}], 0x1, 0x0) 2018/02/26 09:40:49 executing program 4: r0 = syz_open_dev$evdev(&(0x7f0000001000)='/dev/input/event#\x00', 0x2, 0x0) ioctl$EVIOCGKEYCODE(r0, 0x80084504, &(0x7f0000003000)=""/195) 2018/02/26 09:40:49 executing program 6: mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000516fbc)="00806e0240246d04653d098a4335ddf8a409a4f9e24ead41295ef68da251a43f732a2d65e8330025dc66b9dbe36dd6a13bf8a10d80013223d174c0aea1c3f3147cc40006") [ 45.345085] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/02/26 09:40:49 executing program 0: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/loop-control\x00', 0x203, 0x0) flock(r0, 0x0) 2018/02/26 09:40:49 executing program 3: pipe2(&(0x7f0000edeff8)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @quote={{}, 0x0, &(0x7f0000fd0000)={0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}}}], 0xffffff46) 2018/02/26 09:40:49 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000fb9fc8)={&(0x7f0000397ff4)={0x10}, 0xc, &(0x7f0000fe8000)={&(0x7f0000c06d10)=@updsa={0xf0, 0x1a, 0xa09, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@dev={0xac, 0x14}, @in=@local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, {@in6=@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0xffffffffffffffff, 0x3c}, @in=@empty, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0x2}, []}, 0xf0}, 0x1}, 0x0) 2018/02/26 09:40:49 executing program 5: nanosleep(&(0x7f0000d6aff0)={0x0, 0x1c9c380}, &(0x7f0000577ff0)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) prctl$intptr(0x29, 0x1) 2018/02/26 09:40:49 executing program 6: mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000516fbc)="00806e0240246d04653d098a4335ddf8a409a4f9e24ead41295ef68da251a43f732a2d65e8330025dc66b9dbe36dd6a13bf8a10d80013223d174c0aea1c3f3147cc40006") 2018/02/26 09:40:49 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x4) writev(r0, &(0x7f00000a9ff0)=[{&(0x7f0000028000)="580000001400192300bb4b80040d8c560a4000000000e076489643d818fe58a2bc4a03ca8164643e8900000028215a0004fbf5100000000000000004001ce1ed5e00000000000700050001001be86efd121f00ec6b0f536e", 0x58}], 0x1) 2018/02/26 09:40:49 executing program 0: r0 = socket(0x10, 0x2, 0x0) sendmsg$nl_route(r0, &(0x7f0000504000)={&(0x7f0000f50ff6)={0x10}, 0xc, &(0x7f0000434ff0)={&(0x7f0000fe7000)=@newlink={0x28, 0x10, 0x409, 0xffffffffffffffff, 0xffffffffffffffff, {}, [@IFLA_MASTER={0x8, 0xa}]}, 0x28}, 0x1}, 0x0) 2018/02/26 09:40:49 executing program 6: timer_gettime(0x0, &(0x7f0000fdc000)={{}, {0x0}}) rt_sigtimedwait(&(0x7f0000839ff8), 0x0, &(0x7f0000dd5ff0)={r0}, 0x8) 2018/02/26 09:40:49 executing program 2: seccomp(0x1, 0x0, &(0x7f0000028ff0)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0xffffffff}]}) splice(0xffffffffffffffff, &(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000ff8), 0x0, 0x0) 2018/02/26 09:40:49 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) getsockopt$inet6_int(r0, 0x29, 0x50, &(0x7f000023affc), &(0x7f00006b9ffc)=0x4) 2018/02/26 09:40:49 executing program 4: r0 = syz_open_dev$evdev(&(0x7f0000001000)='/dev/input/event#\x00', 0x2, 0x0) ioctl$EVIOCGKEYCODE(r0, 0x80084504, &(0x7f0000003000)=""/195) 2018/02/26 09:40:49 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f000099e000)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000de1fff), 0xfffffffffffffd43, 0x20008005, &(0x7f0000db4ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000af5000)='vegas\x00', 0x6) recvfrom(r0, &(0x7f0000f9cf9b)=""/101, 0xffffffffffffffd3, 0x0, 0x0, 0xfffffc81) 2018/02/26 09:40:49 executing program 5: r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000073cff4)=@file={0x100000004000001, "e91f7189591e9233614b"}, 0xc) syz_fuse_mount(&(0x7f0000000000)="e91f7189591e9233614b2f", 0x0, 0x0, 0x0, 0x0, 0x0) 2018/02/26 09:40:49 executing program 6: prctl$getreaper(0x2a, &(0x7f0000ab7000)) 2018/02/26 09:40:49 executing program 7: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) prctl$setname(0xf, &(0x7f0000013ffe)='}\x00') mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000f39000), &(0x7f0000ea9ffc), &(0x7f0000bf2ffc), &(0x7f00003b8f33)) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f000055a000)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/02/26 09:40:49 executing program 0: seccomp(0x1, 0x0, &(0x7f0000000ff0)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0xffffffffffffffff}]}) lsetxattr(&(0x7f0000000640)='./file0\x00', &(0x7f0000001600)=@random={'os2.', '\x00'}, &(0x7f0000001d80)='\\\x00', 0x2, 0x0) 2018/02/26 09:40:49 executing program 6: r0 = socket$unix(0x1, 0x5, 0x0) getsockopt$sock_buf(r0, 0x1, 0x1c, &(0x7f00001e5000)=""/192, &(0x7f00002ef000)=0xc0) 2018/02/26 09:40:49 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001b4ff6)='/dev/ptmx\x00', 0x0, 0x0) read(r0, &(0x7f0000bd0000)=""/37, 0x25) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000566ffc)=0x40000000008) ioctl$TCSETA(r0, 0x5402, &(0x7f0000a26fec)) INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "4" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes [ 242.154463] INFO: task syz-executor3:5564 blocked for more than 120 seconds. [ 242.161690] Not tainted 4.4.118-g5f7f76a #24 [ 242.166772] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 242.174779] syz-executor3 D ffff8800abca7ae0 29896 5564 3861 0x00000004 [ 242.182185] ffff8800abca7ae0 ffffffff00000006 ffff8801c49bb000 ffffffff8113bd3a [ 242.190201] ffffed00389b9018 ffff8801c4dc8000 ffff8801db31fdb8 ffff8801db31fde0 [ 242.198200] ffff8801db31f4d8 ffff8800ad418000 ffff8801c49bb000 0000000000000000 [ 242.206248] Call Trace: [ 242.208818] [] ? __local_bh_enable_ip+0x6a/0xd0 [ 242.215143] [] schedule+0x7a/0x1b0 [ 242.220308] [] __lock_sock+0xf1/0x180 [ 242.225749] [] ? sock_init_data+0xcc0/0xcc0 [ 242.231695] [] ? lock_sock_nested+0x43/0x120 [ 242.237750] [] ? prepare_to_wait_event+0x420/0x420 [ 242.244299] [] ? get_parent_ip+0xd/0x50 [ 242.249918] [] lock_sock_nested+0xf6/0x120 [ 242.255792] [] ipv6_getorigdst+0x136/0x610 [ 242.261648] [] ? ipv6_print_tuple+0x30/0x30 [ 242.267617] [] ? __ww_mutex_lock_interruptible+0x14d0/0x14d0 [ 242.275071] [] ? mark_held_locks+0xaf/0x100 [ 242.281015] [] ? mutex_unlock+0x9/0x10 [ 242.286569] [] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 242.293650] [] nf_getsockopt+0x6a/0xc0 [ 242.299202] [] ipv6_getsockopt+0x1ce/0x250 [ 242.305083] [] ? do_ipv6_getsockopt.isra.5+0x21a0/0x21a0 [ 242.312156] [] ? __fget+0x23a/0x3b0 [ 242.317427] [] udpv6_getsockopt+0x45/0x80 [ 242.323196] [] sock_common_getsockopt+0x95/0xd0 [ 242.329502] [] SyS_getsockopt+0x14a/0x230 [ 242.335285] [] ? SyS_setsockopt+0x250/0x250 [ 242.341229] [] ? move_addr_to_kernel+0x50/0x50 [ 242.347468] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 242.353937] [] entry_SYSCALL_64_fastpath+0x1c/0x98 [ 242.360668] 1 lock held by syz-executor3/5564: [ 242.365233] #0: (sk_lock-AF_INET6){+.+.+.}, at: [] ipv6_getsockopt+0x1b3/0x250 [ 242.374940] Sending NMI to all CPUs: [ 242.378781] NMI backtrace for cpu 0 [ 242.382379] CPU: 0 PID: 486 Comm: khungtaskd Not tainted 4.4.118-g5f7f76a #24 [ 242.389659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.399005] task: ffff8800bacd6000 task.stack: ffff8800bb3b0000 [ 242.405053] RIP: 0010:[] [] flat_send_IPI_mask+0xf7/0x1a0 [ 242.413770] RSP: 0018:ffff8800bb3b7cb8 EFLAGS: 00000046 [ 242.419209] RAX: 0000000003000000 RBX: 0000000000000c00 RCX: 0000000000000000 [ 242.426462] RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fb300 [ 242.433702] RBP: ffff8800bb3b7ce0 R08: 0000000000000001 R09: 0000000000000000 [ 242.440957] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000246 [ 242.448212] R13: 0000000000000003 R14: ffffffff8426f420 R15: 0000000000000002 [ 242.455495] FS: 0000000000000000(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 242.463695] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 242.469569] CR2: 00007fc6a85999b8 CR3: 00000000ac26c000 CR4: 0000000000160670 [ 242.476824] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 242.484077] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 242.491355] Stack: [ 242.493479] ffffffff8426f420 ffffffff847ef9c0 fffffbfff08fd9ec dffffc0000000000 [ 242.501023] ffff8801db31bca0 ffff8800bb3b7d00 ffffffff810b999b ffffffff839f63c0 [ 242.508561] 0000000000000003 ffff8800bb3b7d60 ffffffff81d0ef94 ffffffff8141b013 [ 242.516094] Call Trace: [ 242.518647] [] nmi_raise_cpu_backtrace+0x5b/0x70 [ 242.525039] [] nmi_trigger_all_cpu_backtrace+0x4a4/0x550 [ 242.532110] [] ? print_lock+0xab/0xae [ 242.537553] [] ? irq_force_complete_move+0x3b0/0x3b0 [ 242.544275] [] arch_trigger_all_cpu_backtrace+0x14/0x20 [ 242.551278] [] watchdog+0x6fa/0xae0 [ 242.556532] [] ? watchdog+0xc3/0xae0 [ 242.561863] [] kthread+0x268/0x300 [ 242.567038] [] ? reset_hung_task_detector+0x20/0x20 [ 242.573670] [] ? kthread_create_on_node+0x400/0x400 [ 242.580326] [] ? kthread_create_on_node+0x400/0x400 [ 242.586975] [] ret_from_fork+0x55/0x80 [ 242.592478] [] ? kthread_create_on_node+0x400/0x400 [ 242.599135] Code: b3 5f ff f6 c4 10 75 e1 44 89 e8 c1 e0 18 89 04 25 10 b3 5f ff 44 89 fa 09 da 80 cf 04 41 83 ff 02 0f 44 d3 89 14 25 00 b3 5f ff <41> f7 c4 00 02 00 00 74 1a e8 6b 2f 17 00 4c 89 e7 57 9d 0f 1f [ 242.618114] NMI backtrace for cpu 1 [ 242.621708] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.4.118-g5f7f76a #24 [ 242.628710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.638063] task: ffff8801d9b49800 task.stack: ffff8801d9b58000 [ 242.644088] RIP: 0010:[] [] native_safe_halt+0x6/0x10 [ 242.652481] RSP: 0018:ffff8801d9b5fd98 EFLAGS: 00000246 [ 242.657920] RAX: 0000000000000007 RBX: ffffffff847ddac8 RCX: 0000000000000000 [ 242.666409] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8801d9b4a0cc [ 242.673650] RBP: ffff8801d9b5fd98 R08: 0000000000000000 R09: 0000000000000000 [ 242.680906] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 242.688166] R13: fffffbfff070889c R14: ffffffff847ebe38 R15: 0000000000000000 [ 242.695435] FS: 0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 242.703637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 242.709521] CR2: 00007fe251d67000 CR3: 00000000ac26c000 CR4: 0000000000160670 [ 242.716788] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 242.724033] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 242.731303] Stack: [ 242.733424] ffff8801d9b5fdd0 ffffffff81027e85 ffff8801d9b60000 ffffffff847ddac8 [ 242.740946] fffffbfff070889c ffffffff847ebe38 0000000000000000 ffff8801d9b5fde0 [ 242.748470] ffffffff810293fa ffff8801d9b5fdf8 ffffffff81221468 dffffc0000000000 [ 242.755990] Call Trace: [ 242.758546] [] default_idle+0x55/0x3c0 [ 242.764049] [] arch_cpu_idle+0xa/0x10 [ 242.769497] [] default_idle_call+0x48/0x70 [ 242.775367] [] cpu_startup_entry+0x5fd/0x8f0 [ 242.781396] [] ? call_cpuidle+0xe0/0xe0 [ 242.787023] [] ? clockevents_register_device+0x122/0x230 [ 242.794094] [] start_secondary+0x304/0x3e0 [ 242.799980] [] ? set_cpu_sibling_map+0x1080/0x1080 [ 242.806551] Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84 [ 242.825856] Kernel panic - not syncing: hung_task: blocked tasks [ 242.831982] CPU: 0 PID: 486 Comm: khungtaskd Not tainted 4.4.118-g5f7f76a #24 [ 242.839226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.848554] 0000000000000000 8a0e2c7f11bbd95c ffff8800bb3b7ca8 ffffffff81d0402d [ 242.856525] ffffffff83883080 ffff8800bb3b7d80 dffffc0000000000 7fffffffffffffff [ 242.864504] ffff8801c4c91c48 ffff8800bb3b7d70 ffffffff8141aaea 0000000041b58ab3 [ 242.872473] Call Trace: [ 242.875033] [] dump_stack+0xc1/0x124 [ 242.880368] [] panic+0x1aa/0x388 [ 242.885355] [] ? percpu_up_read.constprop.45+0xe1/0xe1 [ 242.892250] [] ? nmi_trigger_all_cpu_backtrace+0x3f8/0x550 [ 242.899494] [] ? nmi_trigger_all_cpu_backtrace+0x3f8/0x550 [ 242.906737] [] watchdog+0x70b/0xae0 [ 242.911978] [] ? watchdog+0xc3/0xae0 [ 242.917310] [] kthread+0x268/0x300 [ 242.922468] [] ? reset_hung_task_detector+0x20/0x20 [ 242.929099] [] ? kthread_create_on_node+0x400/0x400 [ 242.935733] [] ? kthread_create_on_node+0x400/0x400 [ 242.942374] [] ret_from_fork+0x55/0x80 [ 242.947880] [] ? kthread_create_on_node+0x400/0x400 [ 242.954972] Dumping ftrace buffer: [ 242.958508] (ftrace buffer empty) [ 242.962188] Kernel Offset: disabled [ 242.965797] Rebooting in 86400 seconds..