Starting mcstransd: [ 21.323182] random: sshd: uninitialized urandom read (32 bytes read, 35 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: [ 26.354378] random: sshd: uninitialized urandom read (32 bytes read, 41 bits of entropy available) [ 26.845561] random: sshd: uninitialized urandom read (32 bytes read, 41 bits of entropy available) [ 27.809678] random: nonblocking pool is initialized Warning: Permanently added '10.128.0.10' (ECDSA) to the list of known hosts. 2018/02/26 09:39:49 fuzzer started 2018/02/26 09:39:49 dialing manager at 10.128.0.26:33791 2018/02/26 09:39:54 kcov=true, comps=false 2018/02/26 09:39:55 executing program 0: r0 = syz_open_dev$tun(&(0x7f0000d13000)='/dev/net/tun\x00', 0x0, 0x80081) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000b17000)={@common="6707653000000084060000000000004a", @ifru_names=@generic="4f3e570cc0b0000000000000000273b5"}) write$tun(r0, &(0x7f0000070000)=@hdr={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @ipv6={0x0, 0x6, ' 8L', 0x8, 0x0, 0x0, @empty, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}, {[], @udp={0xffffffffffffffff, 0xffffffffffffffff, 0x8}}}}, 0x3a) 2018/02/26 09:39:55 executing program 2: r0 = socket(0x18, 0x0, 0x1) sendmmsg(0xffffffffffffffff, &(0x7f0000004fc4)=[{{&(0x7f0000003000)=@in6={0xa, 0xffffffffffffffff, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}, 0x1c, &(0x7f0000004fa0)=[{&(0x7f0000002000)="4c5614c00401a0dbf8a669ebdedd102c4f7a79e606457dfdf09e2ec2ed253b", 0x1f}], 0x1, &(0x7f0000002d30)=[]}}], 0x1, 0x0) connect(r0, &(0x7f0000002000)=@sco={0x1f, {0x1}}, 0x26) sendto$unix(r0, &(0x7f0000871000), 0xfffffffffffffd74, 0x0, &(0x7f0000859ff6)=@file={0x0, './file0\x00'}, 0x0) 2018/02/26 09:39:55 executing program 7: clone(0x0, &(0x7f0000a60fff), &(0x7f0000e61ffc), &(0x7f0000d5a000), &(0x7f00003a7000)) epoll_pwait(0xffffffffffffffff, &(0x7f00006b6fa0)=[], 0x0, 0x0, &(0x7f0000ede000), 0x8) 2018/02/26 09:39:55 executing program 1: 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) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f000000b000)) 2018/02/26 09:39:55 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x80045438, &(0x7f0000001000)) 2018/02/26 09:39:55 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000f8cff8)='pagemap\x00') mmap(&(0x7f0000000000/0xae0000)=nil, 0xae0000, 0x0, 0x4d031, 0xffffffffffffffff, 0x0) pread64(r0, &(0x7f0000000000)=""/8, 0x8, 0x0) 2018/02/26 09:39:55 executing program 5: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000014000)={0x77359400}, 0x10) accept4$inet6(r0, &(0x7f0000006fe4)={0x0, 0xffffffffffffffff, 0x0, @loopback}, &(0x7f0000005ffc)=0x1c, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/02/26 09:39:55 executing program 6: r0 = socket$inet(0x2, 0xa, 0x0) sendto(r0, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)=@can={0x1d}, 0x12) [ 39.362892] IPVS: Creating netns size=2552 id=1 [ 39.411120] IPVS: Creating netns size=2552 id=2 [ 39.475600] IPVS: Creating netns size=2552 id=3 [ 39.540221] IPVS: Creating netns size=2552 id=4 [ 39.609057] IPVS: Creating netns size=2552 id=5 [ 39.683937] IPVS: Creating netns size=2552 id=6 [ 39.822458] IPVS: Creating netns size=2552 id=7 [ 39.943072] IPVS: Creating netns size=2552 id=8 2018/02/26 09:40:00 executing program 7: r0 = socket(0xa, 0x2, 0x0) r1 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) connect$inet6(r0, &(0x7f0000d3cfe4)={0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) fallocate(r1, 0x0, 0xffff, 0x1f) sendfile(r0, r1, &(0x7f00005faff8), 0xfffb) 2018/02/26 09:40:00 executing program 2: r0 = syz_open_dev$sndseq(&(0x7f0000619ff3)='/dev/snd/seq\x00', 0x0, 0x80001) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f00003bbff4)={0x80000004}) epoll_pwait(r1, &(0x7f00004a2ff4)=[{}], 0x1, 0x0, &(0x7f0000f6b000), 0x8) 2018/02/26 09:40:00 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x17, &(0x7f000063a000), 0x4) 2018/02/26 09:40:00 executing program 7: r0 = socket(0xa, 0x2, 0x0) r1 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) connect$inet6(r0, &(0x7f0000d3cfe4)={0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) fallocate(r1, 0x0, 0xffff, 0x1f) sendfile(r0, r1, &(0x7f00005faff8), 0xfffb) 2018/02/26 09:40:00 executing program 2: seccomp(0x200000000000001, 0x0, &(0x7f0000000080)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0xffffffff}]}) setsockopt$inet_icmp_ICMP_FILTER(0xffffffffffffffff, 0x1, 0x1, &(0x7f00000000c0), 0x4) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x2}) mq_timedreceive(r0, &(0x7f000009d000)=""/224, 0xe0, 0x0, &(0x7f0000e6eff8)={0x77359400}) mq_timedsend(r0, &(0x7f000003a000), 0x0, 0x0, &(0x7f000066cff0)={0x0, 0x1c9c380}) [ 44.491148] syz-executor6 uses obsolete (PF_INET,SOCK_PACKET) 2018/02/26 09:40:00 executing program 0: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000014000)={0x77359400}, 0x10) accept4$inet6(r0, &(0x7f0000006fe4)={0x0, 0xffffffffffffffff, 0x0, @loopback}, &(0x7f0000005ffc)=0x1c, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/02/26 09:40:00 executing program 7: r0 = socket(0xa, 0x2, 0x0) r1 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) connect$inet6(r0, &(0x7f0000d3cfe4)={0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) fallocate(r1, 0x0, 0xffff, 0x1f) sendfile(r0, r1, &(0x7f00005faff8), 0xfffb) 2018/02/26 09:40:00 executing program 1: r0 = socket$inet6(0xa, 0x802, 0x88) sendto$inet6(r0, &(0x7f00004d4000)="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", 0x821, 0x0, &(0x7f0000089000)={0xa, 0x3, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f00005a3000), 0x4) sendto$inet6(r0, &(0x7f0000161000), 0x0, 0x0, &(0x7f0000a42fe4)={0xa, 0x1, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x0, 0xbb}}}, 0x1c) 2018/02/26 09:40:00 executing program 2: r0 = add_key$user(&(0x7f0000483000)='user\x00', &(0x7f0000ca6ffb)={0x73, 0x79, 0x7a}, &(0x7f0000861f4e), 0x0, 0xffffffffffffffff) keyctl$invalidate(0x15, r0) keyctl$read(0xb, r0, &(0x7f0000091fb5)=""/75, 0x4b) 2018/02/26 09:40:00 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) vmsplice(r0, &(0x7f00000fb000)=[{&(0x7f0000b49000)}], 0x1, 0x0) 2018/02/26 09:40:00 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f000000b000)={&(0x7f0000004000)=@ipv6_newroute={0x24, 0x18, 0x501, 0xffffffffffffffff, 0xffffffffffffffff, {0xa}, [@RTA_ENCAP={0x8, 0x16, @nested={0x4, 0x0, []}}]}, 0x24}, 0x1}, 0x0) 2018/02/26 09:40:00 executing program 5: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000014000)={0x77359400}, 0x10) accept4$inet6(r0, &(0x7f0000006fe4)={0x0, 0xffffffffffffffff, 0x0, @loopback}, &(0x7f0000005ffc)=0x1c, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/02/26 09:40:00 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000002ff8)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = memfd_create(&(0x7f0000000000)='dev ', 0x0) ftruncate(r1, 0x40001) sendfile(r0, r1, &(0x7f000000a000), 0x420000000fee) ppoll(&(0x7f0000007000)=[{r0}], 0x1, &(0x7f0000000ff0)={0x0, 0x989680}, &(0x7f0000014000), 0x8) 2018/02/26 09:40:00 executing program 6: r0 = syz_open_dev$sndseq(&(0x7f0000cab5b3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000d6af50)={{0x80}, 'port0\x00', 0xc3, 0x80003}) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000c03000)={{0x20000000000080}, "0a4ceaa05dad126e00000002a1569b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42d576589701a4", 0x77, 0x10000a}) close(r0) 2018/02/26 09:40:00 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000ffa), 0x8) 2018/02/26 09:40:00 executing program 4: socketpair$unix(0x1, 0x400000000003, 0x0, &(0x7f0000634000)={0xffffffffffffffff, 0xffffffffffffffff}) read(r0, &(0x7f0000f30f4b)=""/181, 0xffffffffffffff57) 2018/02/26 09:40:00 executing program 5: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000014000)={0x77359400}, 0x10) accept4$inet6(r0, &(0x7f0000006fe4)={0x0, 0xffffffffffffffff, 0x0, @loopback}, &(0x7f0000005ffc)=0x1c, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/02/26 09:40:00 executing program 2: r0 = add_key$user(&(0x7f0000483000)='user\x00', &(0x7f0000ca6ffb)={0x73, 0x79, 0x7a}, &(0x7f0000861f4e), 0x0, 0xffffffffffffffff) keyctl$invalidate(0x15, r0) keyctl$read(0xb, r0, &(0x7f0000091fb5)=""/75, 0x4b) 2018/02/26 09:40:00 executing program 6: r0 = eventfd(0x0) mmap(&(0x7f0000fcd000/0x1000)=nil, 0x1000, 0x0, 0x11, r0, 0x0) 2018/02/26 09:40:00 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000fb9fc8)={&(0x7f0000397ff4)={0x10}, 0xc, &(0x7f0000fe8000)={&(0x7f0000c06d10)=@updsa={0x120, 0x1a, 0xa09, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@dev={0xac, 0x14}, @in=@local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, {@in6=@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0xffffffffffffffff, 0x3c}, @in=@empty, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0x2, 0x0, 0x0, 0x256e268dd0e382cf}, [@replay_esn_val={0x1c, 0x17, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, []}}, @coaddr={0x14, 0xe, @in=@loopback=0x7f000001}]}, 0x120}, 0x1}, 0x0) 2018/02/26 09:40:00 executing program 7: r0 = socket(0xa, 0x2, 0x0) r1 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) connect$inet6(r0, &(0x7f0000d3cfe4)={0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) fallocate(r1, 0x0, 0xffff, 0x1f) sendfile(r0, r1, &(0x7f00005faff8), 0xfffb) 2018/02/26 09:40:00 executing program 0: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000014000)={0x77359400}, 0x10) accept4$inet6(r0, &(0x7f0000006fe4)={0x0, 0xffffffffffffffff, 0x0, @loopback}, &(0x7f0000005ffc)=0x1c, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/02/26 09:40:00 executing program 1: r0 = socket$inet6(0xa, 0x802, 0x88) sendto$inet6(r0, &(0x7f00004d4000)="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", 0x821, 0x0, &(0x7f0000089000)={0xa, 0x3, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f00005a3000), 0x4) sendto$inet6(r0, &(0x7f0000161000), 0x0, 0x0, &(0x7f0000a42fe4)={0xa, 0x1, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x0, 0xbb}}}, 0x1c) 2018/02/26 09:40:00 executing program 2: r0 = add_key$user(&(0x7f0000483000)='user\x00', &(0x7f0000ca6ffb)={0x73, 0x79, 0x7a}, &(0x7f0000861f4e), 0x0, 0xffffffffffffffff) keyctl$invalidate(0x15, r0) keyctl$read(0xb, r0, &(0x7f0000091fb5)=""/75, 0x4b) 2018/02/26 09:40:00 executing program 1: r0 = socket$inet6(0xa, 0x802, 0x88) sendto$inet6(r0, &(0x7f00004d4000)="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", 0x821, 0x0, &(0x7f0000089000)={0xa, 0x3, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f00005a3000), 0x4) sendto$inet6(r0, &(0x7f0000161000), 0x0, 0x0, &(0x7f0000a42fe4)={0xa, 0x1, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x0, 0xbb}}}, 0x1c) 2018/02/26 09:40:00 executing program 6: r0 = syz_open_dev$loop(&(0x7f0000cceff5)='/dev/loop#\x00', 0x0, 0x181001) r1 = memfd_create(&(0x7f0000614000)="74086e750000000000000000008c00", 0x0) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f00001f2000)="aa", 0x1}], 0x1, 0x81003) fcntl$setstatus(r0, 0x4, 0x4000) sendfile(r0, r1, &(0x7f00000ddff8), 0x100000001) 2018/02/26 09:40:00 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000fb9fc8)={&(0x7f0000397ff4)={0x10}, 0xc, &(0x7f0000fe8000)={&(0x7f0000c06d10)=@updsa={0x120, 0x1a, 0xa09, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@dev={0xac, 0x14}, @in=@local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, {@in6=@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0xffffffffffffffff, 0x3c}, @in=@empty, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0x2, 0x0, 0x0, 0x256e268dd0e382cf}, [@replay_esn_val={0x1c, 0x17, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, []}}, @coaddr={0x14, 0xe, @in=@loopback=0x7f000001}]}, 0x120}, 0x1}, 0x0) 2018/02/26 09:40:00 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f0000956ffc)=0x6, 0x4) 2018/02/26 09:40:00 executing program 7: r0 = getpid() r1 = syz_open_procfs(r0, &(0x7f0000f0c000)='comm\x00') ftruncate(r1, 0x402) ftruncate(r1, 0x438) 2018/02/26 09:40:00 executing program 1: r0 = socket$inet6(0xa, 0x802, 0x88) sendto$inet6(r0, &(0x7f00004d4000)="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", 0x821, 0x0, &(0x7f0000089000)={0xa, 0x3, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f00005a3000), 0x4) sendto$inet6(r0, &(0x7f0000161000), 0x0, 0x0, &(0x7f0000a42fe4)={0xa, 0x1, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x0, 0xbb}}}, 0x1c) 2018/02/26 09:40:00 executing program 5: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000014000)={0x77359400}, 0x10) accept4$inet6(r0, &(0x7f0000006fe4)={0x0, 0xffffffffffffffff, 0x0, @loopback}, &(0x7f0000005ffc)=0x1c, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/02/26 09:40:00 executing program 2: r0 = add_key$user(&(0x7f0000483000)='user\x00', &(0x7f0000ca6ffb)={0x73, 0x79, 0x7a}, &(0x7f0000861f4e), 0x0, 0xffffffffffffffff) keyctl$invalidate(0x15, r0) keyctl$read(0xb, r0, &(0x7f0000091fb5)=""/75, 0x4b) 2018/02/26 09:40:00 executing program 7: seccomp(0x200000000000001, 0x0, &(0x7f0000000080)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0xffffffff}]}) open(&(0x7f0000000040)='./file0\x00', 0x101140, 0x0) utimes(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={{}, {0x77359400}}) 2018/02/26 09:40:00 executing program 4: mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f000000a000)) open$dir(&(0x7f000001bff4)='./file0/bus\x00', 0x88040, 0x0) mount(&(0x7f0000033ff4)='./file0/bus\x00', &(0x7f000000fff8)='./file0\x00', &(0x7f0000032ffb)='fuse\x00', 0x7ffbf, &(0x7f0000032000)) creat(&(0x7f0000035ff4)='./file0/bus\x00', 0x0) 2018/02/26 09:40:00 executing program 0: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000014000)={0x77359400}, 0x10) accept4$inet6(r0, &(0x7f0000006fe4)={0x0, 0xffffffffffffffff, 0x0, @loopback}, &(0x7f0000005ffc)=0x1c, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/02/26 09:40:00 executing program 6: r0 = memfd_create(&(0x7f0000000040)='posix_acl_accesssystem!*%\x00', 0x0) r1 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/mls\x00', 0x0, 0x0) clone(0x0, &(0x7f0000000200), &(0x7f00000001c0), &(0x7f0000000080), &(0x7f0000000040)) sendfile(r0, r1, &(0x7f0000000140), 0x0) 2018/02/26 09:40:00 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000fb9fc8)={&(0x7f0000397ff4)={0x10}, 0xc, &(0x7f0000fe8000)={&(0x7f0000c06d10)=@updsa={0x120, 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, 0x0, 0x0, 0x256e268dd0e382cf}, [@replay_esn_val={0x1c, 0x17, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, []}}, @coaddr={0x14, 0xe, @in=@loopback=0x7f000001}]}, 0x120}, 0x1}, 0x0) 2018/02/26 09:40:00 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x0) getsockopt$inet6_int(r0, 0x29, 0xcf, &(0x7f00002a9ffc), &(0x7f0000000ffc)=0x4) 2018/02/26 09:40:00 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000327f68)={0x2, 0x400000000000003, 0x0, 0x2, 0x13, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @empty}}, @sadb_address={0x5, 0x8, 0x2, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}}, @sadb_sa={0x2, 0x1}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x98}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 6: r0 = socket(0x10, 0x2, 0x0) sendmsg$nl_route(r0, &(0x7f0000e9bfc8)={&(0x7f000076fff4)={0x10}, 0xc, &(0x7f000009b000)={&(0x7f0000e95fd8)=@newlink={0x28, 0x10, 0x9, 0xffffffffffffffff, 0xffffffffffffffff, {}, [@IFLA_GROUP={0x8, 0x1b, 0x80000000}]}, 0x28}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000fb9fc8)={&(0x7f0000397ff4)={0x10}, 0xc, &(0x7f0000fe8000)={&(0x7f0000c06d10)=@updsa={0x120, 0x1a, 0xa09, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@dev={0xac, 0x14}, @in=@local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, {@in6=@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0xffffffffffffffff, 0x3c}, @in=@empty, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0x2, 0x0, 0x0, 0x256e268dd0e382cf}, [@replay_esn_val={0x1c, 0x17, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, []}}, @coaddr={0x14, 0xe, @in=@loopback=0x7f000001}]}, 0x120}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) mprotect(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x0) ioctl$sock_ifreq(r0, 0x89f2, &(0x7f0000fc0000)={@common='sit0\x00', @ifru_data=&(0x7f0000fc0fe0)="5b6dad1e4bab4601dbff00000020000000000000dd7affffff00030a0b8436c8"}) 2018/02/26 09:40:01 executing program 4: mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f000000a000)) open$dir(&(0x7f000001bff4)='./file0/bus\x00', 0x88040, 0x0) mount(&(0x7f0000033ff4)='./file0/bus\x00', &(0x7f000000fff8)='./file0\x00', &(0x7f0000032ffb)='fuse\x00', 0x7ffbf, &(0x7f0000032000)) creat(&(0x7f0000035ff4)='./file0/bus\x00', 0x0) 2018/02/26 09:40:01 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0xffffffffffffffff, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}, 0x3}, 0x1c) getsockopt$sock_buf(r0, 0x1, 0x19, &(0x7f0000640ff0)=""/16, &(0x7f0000e89000)=0x1) 2018/02/26 09:40:01 executing program 6: r0 = memfd_create(&(0x7f0000ee6ff4)='--vboxnet0.\x00', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000951000)='/dev/snd/seq\x00', 0x0, 0x200008000020002) dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r1, 0xc08c5332, &(0x7f0000fbef74)={0x0, 0x0, 0x0, "71756575650000005d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f3ffffffffffffff00"}) write$sndseq(r0, &(0x7f0000040000)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}, {0x0, 0x0, 0x0, 0x0, @tick=0xa48b, {0xff}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@tick}, {0x0, 0x0, 0x0, 0x0, @time={0x0, 0x989680}, {}, {}, @note}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}, {0x0, 0x0, 0x0, 0x0, @time={0x0, 0x989680}, {}, {}, @raw8={"1097030f0d49a70100f6bc0b"}}], 0x180) 2018/02/26 09:40:01 executing program 0: mremap(&(0x7f000030a000/0x4000)=nil, 0x4000, 0x2000, 0x0, &(0x7f0000ae0000/0x2000)=nil) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) 2018/02/26 09:40:01 executing program 7: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000b8dfd8)={@common="6c6f0000000000000000000000000001", &(0x7f00001d5000)=@ethtool_cmd={0x26, 0x180}}) 2018/02/26 09:40:01 executing program 5: getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f000099f000), &(0x7f00001eb000)=0x8) mprotect(&(0x7f000049c000/0x800000)=nil, 0x800000, 0x0) madvise(&(0x7f000092d000/0x400000)=nil, 0x400000, 0x10000000000000c) 2018/02/26 09:40:01 executing program 0: r0 = memfd_create(&(0x7f0000ac5000)='\x00', 0x0) write(r0, &(0x7f0000ffdffb)='#!', 0x2) write(r0, &(0x7f0000000080)="e7058c55bb6d3eb19c36a5b04497393a967f04701abf9ebf78fbd01fb5d63e5ea2cff2ca7d9e0eb6905e1eb9cbcf34c47bc9c1a187cbf8fe75579e98c9bfd2d9e5f7447fed5473b544cd6d0cb20a", 0x4e) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f000038cff0)=[], &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804002000fffc0c6565643b799365005f1b76"], 0x1000) 2018/02/26 09:40:01 executing program 6: r0 = socket$inet6(0xa, 0x802, 0x0) connect$inet6(r0, &(0x7f00003adfe4)={0xa, 0xffffffffffffffff, 0x0, @empty}, 0x1c) connect$inet6(r0, &(0x7f0000595fe4)={0xa, 0xffffffffffffffff, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x1}, 0x1c) sendmsg(r0, &(0x7f0000cdbfc8)={0x0, 0x0, &(0x7f00003c8000)=[], 0x0, &(0x7f0000e31000)=[]}, 0x0) 2018/02/26 09:40:01 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_ifreq(r0, 0x89f3, &(0x7f00001c4fd8)={@common='sit0\x00', @ifru_map={0x417770}}) 2018/02/26 09:40:01 executing program 4: mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f000000a000)) open$dir(&(0x7f000001bff4)='./file0/bus\x00', 0x88040, 0x0) mount(&(0x7f0000033ff4)='./file0/bus\x00', &(0x7f000000fff8)='./file0\x00', &(0x7f0000032ffb)='fuse\x00', 0x7ffbf, &(0x7f0000032000)) creat(&(0x7f0000035ff4)='./file0/bus\x00', 0x0) 2018/02/26 09:40:01 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000327f68)={0x2, 0x400000000000003, 0x0, 0x2, 0x13, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @empty}}, @sadb_address={0x5, 0x8, 0x2, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}}, @sadb_sa={0x2, 0x1}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x98}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$int_in(r0, 0x200000000005432, &(0x7f0000757ff8)) 2018/02/26 09:40:01 executing program 1: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = inotify_init() inotify_add_watch(r1, &(0x7f0000013000)='./file0\x00', 0x100) dup3(r0, r1, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000bce000)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/02/26 09:40:01 executing program 7: r0 = socket$packet(0x11, 0x3, 0x300) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x1, 0x32, 0xffffffffffffffff, 0x0) setsockopt$packet_drop_memb(r0, 0x107, 0x2, &(0x7f0000c4bff0)={0x0, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x10) 2018/02/26 09:40:01 executing program 3: r0 = creat(&(0x7f0000005ff8)='./file0\x00', 0x0) fcntl$lock(r0, 0x5, &(0x7f0000005000)={0x0, 0x0, 0x0, 0xffffffffffffff80}) 2018/02/26 09:40:01 executing program 6: r0 = open(&(0x7f0000adeff6)='./control\x00', 0x28042, 0x0) fallocate(r0, 0x9, 0x0, 0x100000) 2018/02/26 09:40:01 executing program 0: r0 = socket$packet(0x11, 0x3, 0x300) getsockopt$packet_int(r0, 0x107, 0x11, &(0x7f0000000000), &(0x7f0000000000)=0x4) 2018/02/26 09:40:01 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000327f68)={0x2, 0x400000000000003, 0x0, 0x2, 0x13, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @empty}}, @sadb_address={0x5, 0x8, 0x2, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}}, @sadb_sa={0x2, 0x1}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x98}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 4: mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f000000a000)) open$dir(&(0x7f000001bff4)='./file0/bus\x00', 0x88040, 0x0) mount(&(0x7f0000033ff4)='./file0/bus\x00', &(0x7f000000fff8)='./file0\x00', &(0x7f0000032ffb)='fuse\x00', 0x7ffbf, &(0x7f0000032000)) creat(&(0x7f0000035ff4)='./file0/bus\x00', 0x0) 2018/02/26 09:40:01 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = syz_open_dev$tun(&(0x7f0000c7eff3)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00006affd8)={@common='gre0\x00', @ifru_addrs=@ethernet={0x306, @random="3e7596f732f4"}}) ioctl$TUNSETLINK(r1, 0x400454cd, &(0x7f00008ddffc)) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000768fe0)={@common='gre0\x00', @ifru_addrs={0x2, 0xffffffffffffffff, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}}) connect$inet(r0, &(0x7f0000561000)={0x2, 0xffffffffffffffff, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000762fff), 0x0, 0x0, &(0x7f000057bff0)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) 2018/02/26 09:40:01 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) getsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f0000b55000), &(0x7f000089affc)=0x4) 2018/02/26 09:40:01 executing program 5: r0 = socket(0x20000000000000a, 0x2, 0x0) setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000000000)={{0xa, 0xffffffffffffffff, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}, {0xa, 0xffffffffffffffff, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}}, 0x200}, 0x5c) 2018/02/26 09:40:01 executing program 6: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f000035dfc8)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xe, 0x0, 0x0, 0x14, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}}}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x2, 0x0, 0xffffffffffffffff, 0x0, {0x200000000000001a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}}}]}, 0xa0}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f00007a9000)={0x10}, 0xc, &(0x7f000000b000)={&(0x7f00006c1000)=@ipv6_newroute={0x28, 0x18, 0x501, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}, [@RTA_METRICS={0xc, 0x8, "06000c0019"}]}, 0x28}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000841000)=0x177, 0x4) sendto$inet6(r0, &(0x7f00009f0fc3), 0x0, 0x0, &(0x7f0000f5afe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) recvfrom$inet6(r0, &(0x7f00002edfb2)=""/78, 0xfffffffffffffcec, 0x0, &(0x7f0000100000)={0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}}, 0xb146945c) recvmmsg(r0, &(0x7f0000f61000)=[{{&(0x7f0000f62ff0)=@ipx, 0x10, &(0x7f0000f5d000)=[], 0x0, &(0x7f0000f62000)}}], 0x1, 0x2041, 0x0) 2018/02/26 09:40:01 executing program 7: r0 = socket$inet6(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000003fc8)={&(0x7f0000000000)=@nl=@proc={0x10}, 0xc, &(0x7f0000002000)=[{&(0x7f0000001000)="2300000025007fafb72d1cb2a4a280930b064b720ba8432c75262342d0c9e08d9fb787", 0x23}], 0x1, &(0x7f0000004000)=[]}, 0x0) 2018/02/26 09:40:01 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000528000)={0x0, {{0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, 0x0, 0x2000029, [{{0xa, 0xffffffffffffffff, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}}}, {{0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x190) 2018/02/26 09:40:01 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000327f68)={0x2, 0x400000000000003, 0x0, 0x2, 0x13, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @empty}}, @sadb_address={0x5, 0x8, 0x2, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff, 0xbb}}}, @sadb_sa={0x2, 0x1}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x98}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 7: r0 = syz_open_dev$sndseq(&(0x7f0000000000)='/dev/snd/seq\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x237000)=nil, 0x237000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f0000000040)={0x0, @tick}) 2018/02/26 09:40:01 executing program 5: r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000eed000)={0x2, 0x1, @empty}, 0x10) syz_emit_ethernet(0x423, &(0x7f000018f000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty=[0x0, 0x0, 0x14], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x415, 0xffffffffffffffff, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001, {[]}}, @dccp={{0xffffffffffffffff, 0x1, 0x4, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, "d73cde", 0x0, "f53475"}, "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"}}}}}, 0x0) syz_emit_ethernet(0x423, &(0x7f000018f000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty=[0x0, 0x0, 0x14], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x415, 0xffffffffffffffff, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001, {[]}}, @dccp={{0xffffffffffffffff, 0x1, 0x4, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, "d73cde", 0x0, "f53475"}, "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"}}}}}, 0x0) recvmsg(r0, &(0x7f0000049000)={&(0x7f00004fb000)=@pppol2tp={0x0, 0x0, {0x0, 0x0, {0x0, 0xffffffffffffffff, @multicast2}}}, 0x1f, &(0x7f0000bc4f80)=[{&(0x7f0000776000)=""/198, 0xc6}, {&(0x7f000071ff9e)=""/98, 0x62}, {&(0x7f000025ff16)=""/234, 0xea}, {&(0x7f0000f0a000)=""/237, 0xed}, {&(0x7f0000bee000)=""/255, 0x2ef}], 0x5}, 0x60) 2018/02/26 09:40:01 executing program 4: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000740)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000700)={&(0x7f0000000440)=@polexpire={0xcc, 0x1b, 0x72d, 0xffffffffffffffff, 0xffffffffffffffff, {{{@in6=@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, @in=@multicast1=0xe0000001}}}, [@policy_type={0xc, 0x10}]}, 0xcc}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 1: r0 = timerfd_create(0x0, 0x0) clone(0x0, &(0x7f0000000080), &(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000200)) timerfd_settime(r0, 0x0, &(0x7f000088a000), &(0x7f000010bff0)) 2018/02/26 09:40:01 executing program 3: mprotect(&(0x7f0000375000/0xc00000)=nil, 0xc00000, 0x1) r0 = syz_open_dev$sndtimer(&(0x7f0000014000)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r0, 0xc0505405, &(0x7f0000cdcfb0)) 2018/02/26 09:40:01 executing program 4: clone(0x200, &(0x7f0000611000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f0000b40000)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000f8aff8)='./file0\x00', &(0x7f0000a7bfc8)=[], &(0x7f00006fcff0)=[]) r0 = syz_open_procfs(0x0, &(0x7f0000d9e000)='stack\x00') read$eventfd(r0, &(0x7f0000ce5000), 0x0) execve(&(0x7f00003efff8)='./file0\x00', &(0x7f000045f000)=[], &(0x7f0000cd4ff8)=[]) open$dir(&(0x7f00003e8ff8)='./file0\x00', 0x62101, 0x0) 2018/02/26 09:40:01 executing program 5: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000fb9fc8)={&(0x7f0000397ff4)={0x10}, 0xc, &(0x7f0000fe8000)={&(0x7f0000fef000)=@updsa={0xf8, 0x1a, 0xa09, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@dev={0xac, 0x14}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {@in6=@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0xffffffffffffffff, 0x3c}, @in=@empty, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0x2}, [@tfcpad={0x8, 0x16}]}, 0xf8}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 7: mkdir(&(0x7f0000014000)='./file0\x00', 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f000052fff8)='./file0\x00', 0x0, 0x0) symlinkat(&(0x7f000001effd)='/', r0, &(0x7f0000d06ff8)='./file0\x00') chroot(&(0x7f0000157000)='./file0\x00') renameat2(r0, &(0x7f0000833000)='./file0\x00', r0, &(0x7f00002bc000)='./file0/file0/file0\x00', 0x1) 2018/02/26 09:40:01 executing program 2: mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) mremap(&(0x7f00007d7000/0x3000)=nil, 0x3000, 0x4000, 0x0, &(0x7f00000cc000/0x4000)=nil) 2018/02/26 09:40:01 executing program 6: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) fchownat(0xffffffffffffffff, &(0x7f0000011000)='./file0\x00', 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/02/26 09:40:01 executing program 3: r0 = getpid() process_vm_readv(r0, &(0x7f00008dc000)=[{&(0x7f0000f5ff2b)=""/213, 0xd5}], 0x1, &(0x7f00009ae000)=[{&(0x7f0000b3d000)=""/4096, 0x1000}, {&(0x7f0000864000)=""/144, 0x90}], 0x2, 0x0) 2018/02/26 09:40:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f0000000000/0xd99000)=nil, 0xd99000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f00000f0ffc), 0x4) getsockopt$netlink(r0, 0x10e, 0x9, &(0x7f0000fb3fff)=""/4, &(0x7f0000bea000)=0x4) 2018/02/26 09:40:01 executing program 0: r0 = socket$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$TUNGETSNDBUF(r2, 0x800454d3, &(0x7f0000032ffc)) 2018/02/26 09:40:01 executing program 3: r0 = gettid() socketpair$unix(0x1, 0x5, 0x0, &(0x7f000087fff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000008ff8)=0x3f) fcntl$setsig(r1, 0xa, 0x12) fcntl$setownex(r1, 0xf, &(0x7f0000e24000)={0x0, r0}) recvmmsg(r2, &(0x7f0000f40000)=[{{&(0x7f0000ee4000)=@in6={0x0, 0xffffffffffffffff, 0x0, @loopback}, 0x1c, &(0x7f0000f40fd0)=[], 0x0, &(0x7f0000c04000)=""/184, 0xb8}}], 0x1, 0x0, &(0x7f0000f40ff0)={0x77359400}) dup2(r1, r2) tkill(r0, 0x15) 2018/02/26 09:40:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f0000000000/0xd99000)=nil, 0xd99000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f00000f0ffc), 0x4) getsockopt$netlink(r0, 0x10e, 0x9, &(0x7f0000fb3fff)=""/4, &(0x7f0000bea000)=0x4) 2018/02/26 09:40:01 executing program 5: mknod(&(0x7f0000000040)='./file1\x00', 0x0, 0x0) lremovexattr(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000200)=@known='system.posix_acl_access\x00') 2018/02/26 09:40:01 executing program 2: mkdir(&(0x7f00007b4ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000268000)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000bd9fff)) mount(&(0x7f0000771000)='./file0\x00', &(0x7f0000976000)='./file0\x00', &(0x7f0000905000)='devtmpfs\x00', 0x85030, &(0x7f0000613000)) mount(&(0x7f0000ce0000)='./file0\x00', &(0x7f0000447000)='./file0\x00', &(0x7f0000451ffa)='msdos\x00', 0x902a, &(0x7f000097bfff)) 2018/02/26 09:40:01 executing program 7: clock_nanosleep(0x0, 0x0, &(0x7f0000b77000)={0x77359400}, &(0x7f00009ff000)) r0 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r0, 0x15) tkill(r0, 0x15) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) tkill(r0, 0x1000000000016) 2018/02/26 09:40:01 executing program 0: mincore(&(0x7f0000124000/0x2000)=nil, 0x6e1d618312435888, &(0x7f0000d6e000)=""/34) 2018/02/26 09:40:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f0000000000/0xd99000)=nil, 0xd99000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f00000f0ffc), 0x4) getsockopt$netlink(r0, 0x10e, 0x9, &(0x7f0000fb3fff)=""/4, &(0x7f0000bea000)=0x4) 2018/02/26 09:40:01 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000000040)=ANY=[@ANYBLOB="66696c74657200000000000000000000000000000000000000000000000000000700000004001d00c80300000000000010010000f8010000e0020000e0020000e002000004"], 0x1) 2018/02/26 09:40:01 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000588ff8)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$lock(r0, 0x7, &(0x7f0000002000)) fcntl$lock(r0, 0x7, &(0x7f0000010000)={0x1, 0x0, 0x0, 0xfffffffe}) 2018/02/26 09:40:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f0000000000/0xd99000)=nil, 0xd99000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f00000f0ffc), 0x4) getsockopt$netlink(r0, 0x10e, 0x9, &(0x7f0000fb3fff)=""/4, &(0x7f0000bea000)=0x4) 2018/02/26 09:40:01 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000248ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSLCKTRMIOS(r0, 0x541a, &(0x7f0000c6b000)) 2018/02/26 09:40:01 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000041000)={&(0x7f000000f000)={0x10}, 0xc, &(0x7f00005a6ff0)={&(0x7f0000fe7ec8)=@newsa={0xf0, 0x10, 0x713, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@local={0xfe, 0x80, [], 0xffffffffffffffff, 0xaa}, @in=@multicast2=0xe0000002}, {@in=@multicast1=0xe0000001, 0xffffffffffffffff, 0x6c}, @in6=@mcast2={0xff, 0x2, [], 0x1}, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0xa}, []}, 0xf0}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f000000b000)={&(0x7f000001a000)=@ipv4_newroute={0x1c, 0x18, 0x21, 0xffffffffffffffff, 0xffffffffffffffff, {0x2, 0xfffffffffffffffd}, []}, 0x1c}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x10) write(r0, &(0x7f0000000000)="1f0000001500ff03f92f01051c180fff0100000a08000200000e00a00000d6", 0x1f) 2018/02/26 09:40:01 executing program 4: clone(0x200, &(0x7f0000611000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f0000b40000)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000f8aff8)='./file0\x00', &(0x7f0000a7bfc8)=[], &(0x7f00006fcff0)=[]) r0 = syz_open_procfs(0x0, &(0x7f0000d9e000)='stack\x00') read$eventfd(r0, &(0x7f0000ce5000), 0x0) execve(&(0x7f00003efff8)='./file0\x00', &(0x7f000045f000)=[], &(0x7f0000cd4ff8)=[]) open$dir(&(0x7f00003e8ff8)='./file0\x00', 0x62101, 0x0) 2018/02/26 09:40:01 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000981ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000040)={@syzn={0x73, 0x79, 0x7a, 0x0}, @ifru_settings={0x1, 0x81, @fr_pvc}}) 2018/02/26 09:40:01 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000403000)={&(0x7f00008927b4)={0x18, 0x1, 0x2, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, {}, [@nested={0x4, 0x1, []}]}, 0x18}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000ff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000013ff0)={0x3, &(0x7f0000442fe8)=[{0x100050}, {0x2d}, {0x6}]}, 0x10) writev(r1, &(0x7f00000a6000)=[{&(0x7f000000e000)="8f", 0x1}], 0x1) 2018/02/26 09:40:01 executing program 5: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000006000)="240000004200030207fffd946fa2830800eee6d87986c497271d8568b51ba3a2d188737e", 0x24}], 0x1}, 0x0) readv(r0, &(0x7f0000021000)=[{&(0x7f0000020000)=""/172, 0xac}], 0x1) [ 45.473226] audit: type=1400 audit(1519638001.528:5): avc: denied { create } for pid=5455 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 2018/02/26 09:40:01 executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000004000)={&(0x7f0000003ff4)={0x10}, 0xc, &(0x7f0000004ff0)={&(0x7f0000474000)=@newsa={0x1b0, 0x1a, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@rand_addr, @in=@broadcast=0xffffffff}, {@in6=@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0xffffffffffffffff, 0x33}, @in=@multicast2=0xe0000002, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0xa}, [@algo_auth={0xc0, 0x1, {{'sha1\x00'}, 0x3c0, "f112d1beed2b78ff2105697a14165a2200000000dc18b7561b23678568b84bbd674ccca0bf39305876bb8581f7cd2dc0bbeb240f448d8eff7f181f5c6b74be4d369d9f315b2dd3dc15d2ff8fd59ea86aa9c3b847c0126dcf6a1867dbf169678efb5f7598d8fa7dfa68d0de4e648e912bc6ba8f6940b1d205"}}]}, 0x1b0}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 5: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000006000)="240000004200030207fffd946fa2830800eee6d87986c497271d8568b51ba3a2d188737e", 0x24}], 0x1}, 0x0) readv(r0, &(0x7f0000021000)=[{&(0x7f0000020000)=""/172, 0xac}], 0x1) 2018/02/26 09:40:01 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000981ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000040)={@syzn={0x73, 0x79, 0x7a, 0x0}, @ifru_settings={0x1, 0x81, @fr_pvc}}) 2018/02/26 09:40:01 executing program 7: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000981ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000040)={@syzn={0x73, 0x79, 0x7a, 0x0}, @ifru_settings={0x1, 0x81, @fr_pvc}}) 2018/02/26 09:40:01 executing program 2: r0 = inotify_init1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000c10000)={0x0}, &(0x7f0000959000)=0xc) fcntl$setown(r0, 0x8, r1) fcntl$getownex(r0, 0x10, &(0x7f0000f9cff8)={0x0, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) tkill(r2, 0x3d) ptrace$setopts(0x420b, r2, 0x8, 0x0) 2018/02/26 09:40:01 executing program 5: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000006000)="240000004200030207fffd946fa2830800eee6d87986c497271d8568b51ba3a2d188737e", 0x24}], 0x1}, 0x0) readv(r0, &(0x7f0000021000)=[{&(0x7f0000020000)=""/172, 0xac}], 0x1) [ 45.513096] audit: type=1400 audit(1519638001.568:6): avc: denied { create } for pid=5471 comm="syz-executor1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 2018/02/26 09:40:01 executing program 0: mknod(&(0x7f00001c2000)='./file0\x00', 0x1040, 0x0) open(&(0x7f0000fa3000)='./file0\x00', 0x3, 0x0) 2018/02/26 09:40:01 executing program 7: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000981ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000040)={@syzn={0x73, 0x79, 0x7a, 0x0}, @ifru_settings={0x1, 0x81, @fr_pvc}}) 2018/02/26 09:40:01 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000981ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000040)={@syzn={0x73, 0x79, 0x7a, 0x0}, @ifru_settings={0x1, 0x81, @fr_pvc}}) 2018/02/26 09:40:01 executing program 5: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000006000)="240000004200030207fffd946fa2830800eee6d87986c497271d8568b51ba3a2d188737e", 0x24}], 0x1}, 0x0) readv(r0, &(0x7f0000021000)=[{&(0x7f0000020000)=""/172, 0xac}], 0x1) 2018/02/26 09:40:01 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000486000)=0x10, 0x4) sendto$inet6(r0, &(0x7f0000adb000), 0x0, 0x0, &(0x7f0000809000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/02/26 09:40:01 executing program 6: mmap(&(0x7f0000000000/0xb3c000)=nil, 0xb3c000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000d25fef)='/dev/vga_arbiter\x00', 0x20001, 0x0) write$eventfd(r0, &(0x7f00009c2ff8), 0x8) 2018/02/26 09:40:01 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f000014f000)={&(0x7f00003c7ff4)={0x10}, 0xc, &(0x7f0000bd7000)={&(0x7f00005a9000)=@newsa={0x1f0, 0x10, 0x713, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@rand_addr, @in6=@ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}, {@in6=@mcast1={0xff, 0x1, [], 0x1}, 0xffffffffffffffff, 0x33}, @in=@broadcast=0xffffffff, {}, {}, {}, 0xffffffffffffffff, 0xffffffffffffffff, 0x2}, [@algo_auth={0x100, 0x1, {{'md5\x00'}, 0x5c0, "d05d9a0aa7f1ac6ddb4a39b3525f5caf53491ed2a3ea3bc7441e61af5b1b820bcdc7203abcbd459d922fae54a533299cb8164065721f8832506ab017f067e912f890a36612dbbeda20939b8a0ea2284f90e389a76f81c7c9bbe665c9d144786e46a0842d01214611c208c70bd27d511295a463dca0b51f4d440ee7ec50313bdf37f2187d502d3e89039600b705340e7f3c0abc379af47eb8ed7509b353e9bc07488a2a93f77564d2d7353a5859185951b6e3ac9f617c28eb"}}]}, 0x1f0}, 0x1}, 0x0) 2018/02/26 09:40:01 executing program 4: clone(0x200, &(0x7f0000611000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f0000b40000)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000f8aff8)='./file0\x00', &(0x7f0000a7bfc8)=[], &(0x7f00006fcff0)=[]) r0 = syz_open_procfs(0x0, &(0x7f0000d9e000)='stack\x00') read$eventfd(r0, &(0x7f0000ce5000), 0x0) execve(&(0x7f00003efff8)='./file0\x00', &(0x7f000045f000)=[], &(0x7f0000cd4ff8)=[]) open$dir(&(0x7f00003e8ff8)='./file0\x00', 0x62101, 0x0) 2018/02/26 09:40:01 executing program 1: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f000000e000)='/dev/sequencer\x00', 0x0, 0x0) ioctl$SIOCGIFHWADDR(r0, 0xc08c5102, &(0x7f0000000100)={@common, @ifru_addrs=@can}) 2018/02/26 09:40:01 executing program 7: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000981ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000040)={@syzn={0x73, 0x79, 0x7a, 0x0}, @ifru_settings={0x1, 0x81, @fr_pvc}}) 2018/02/26 09:40:01 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_int(r0, 0x29, 0x50, &(0x7f0000fd4000), &(0x7f0000300000)=0x4) 2018/02/26 09:40:01 executing program 6: r0 = socket(0x10, 0x2, 0x0) write(r0, &(0x7f0000857fdb)="2400000024001d01f8ffffffffffff1803ffffff03000000000c00000100000000000000", 0x24) 2018/02/26 09:40:01 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000981ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000040)={@syzn={0x73, 0x79, 0x7a, 0x0}, @ifru_settings={0x1, 0x81, @fr_pvc}}) 2018/02/26 09:40:01 executing program 7: r0 = gettid() r1 = socket$inet(0x2, 0x1, 0x0) setsockopt$inet_opts(r1, 0x0, 0x4, &(0x7f000064effb)="8907040000", 0x5) sendto$inet(r1, &(0x7f0000feef6f), 0x0, 0x20000000, &(0x7f0000fd3000)={0x2, 0xffffffffffffffff, @multicast1=0xe0000001}, 0x10) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @tid}, &(0x7f0000583ffc)) recvmsg(r1, &(0x7f0000192fc8)={0x0, 0x0, &(0x7f0000bffff0)=[{&(0x7f000090f000)=""/4096, 0x1000}], 0x1}, 0x20) timer_settime(0x0, 0x0, &(0x7f0000af5fe0)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000e60000)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) tkill(r0, 0x15) 2018/02/26 09:40:01 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000783ff3)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00006affd8)={@common='gre0\x00', @ifru_addrs=@ethernet={0x306, @random="3e7596f732f4"}}) pipe2(&(0x7f00000000c0)={0x0}, 0x0) close(r0) openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x200002, 0x0) ioctl$PIO_UNIMAPCLR(r1, 0x4b68, &(0x7f0000000080)) ioctl$TIOCSBRK(0xffffffffffffffff, 0x5427) 2018/02/26 09:40:01 executing program 0: r0 = socket(0xa, 0x2400000001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000034000)={0x1, {{0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x1e4) clone(0x0, &(0x7f0000aed000), &(0x7f00006c3ffc), &(0x7f000049cffc), &(0x7f0000c12000)) getsockopt$inet6_buf(r0, 0x29, 0x10000000000030, &(0x7f0000034000)=""/144, &(0x7f0000e5f000)=0xffffffffffffff3e) 2018/02/26 09:40:01 executing program 6: mkdir(&(0x7f00007e3ff8)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f0000027000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x45, &(0x7f00000d5000)) syz_fuseblk_mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0/bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "4" respawning too fast: disabled for 5 minutes INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes [ 242.166050] INFO: task syz-executor5:5529 blocked for more than 120 seconds. [ 242.173308] Not tainted 4.4.118-g5f7f76a #24 [ 242.178285] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 242.186836] syz-executor5 D ffff8801c7217ad8 29816 5529 3882 0x00000004 [ 242.194255] ffff8801c7217ad8 0000000000000006 ffff8801d1dce000 ffffffff8113bd3a [ 242.202265] ffffed0038e7c450 ffff8801c73e2200 ffff8801db31fdb8 ffff8801db31fde0 [ 242.210280] ffff8801db31f4d8 ffff8801d9939800 ffff8801d1dce000 0000000000000000 [ 242.218356] Call Trace: [ 242.220922] [] ? __local_bh_enable_ip+0x6a/0xd0 [ 242.227247] [] schedule+0x7a/0x1b0 [ 242.232416] [] __lock_sock+0xf1/0x180 [ 242.237871] [] ? sock_init_data+0xcc0/0xcc0 [ 242.243816] [] ? lock_sock_nested+0x43/0x120 [ 242.249880] [] ? prepare_to_wait_event+0x420/0x420 [ 242.256464] [] ? get_parent_ip+0xd/0x50 [ 242.262061] [] lock_sock_nested+0xf6/0x120 [ 242.267936] [] ipv6_getorigdst+0x136/0x610 [ 242.273793] [] ? ipv6_print_tuple+0x30/0x30 [ 242.279779] [] ? __ww_mutex_lock_interruptible+0x14d0/0x14d0 [ 242.287221] [] ? mark_held_locks+0xaf/0x100 [ 242.293162] [] ? mutex_unlock+0x9/0x10 [ 242.298689] [] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 242.305763] [] nf_getsockopt+0x6a/0xc0 [ 242.311314] [] ipv6_getsockopt+0x1ce/0x250 [ 242.317199] [] ? do_ipv6_getsockopt.isra.5+0x21a0/0x21a0 [ 242.324274] [] tcp_getsockopt+0x82/0xd0 [ 242.329904] [] sock_common_getsockopt+0x95/0xd0 [ 242.336211] [] SyS_getsockopt+0x14a/0x230 [ 242.341981] [] ? SyS_setsockopt+0x250/0x250 [ 242.347944] [] ? move_addr_to_kernel+0x50/0x50 [ 242.354146] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 242.360634] [] entry_SYSCALL_64_fastpath+0x1c/0x98 [ 242.367234] 1 lock held by syz-executor5/5529: [ 242.371826] #0: (sk_lock-AF_INET6){+.+.+.}, at: [] ipv6_getsockopt+0x1b3/0x250 [ 242.381621] Sending NMI to all CPUs: [ 242.386462] NMI backtrace for cpu 0 [ 242.390065] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.118-g5f7f76a #24 [ 242.397096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.406442] task: ffffffff84217840 task.stack: ffffffff84200000 [ 242.412475] RIP: 0010:[] [] native_safe_halt+0x6/0x10 [ 242.420879] RSP: 0018:ffffffff84207dc0 EFLAGS: 00000246 [ 242.426327] RAX: 0000000000000007 RBX: ffffffff847ddac8 RCX: 0000000000000000 [ 242.433573] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff8421810c [ 242.440862] RBP: ffffffff84207dc0 R08: 0000000000000000 R09: 0000000000000000 [ 242.448144] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 242.455388] R13: fffffbfff070889c R14: ffffffff847ebe38 R15: 0000000000000000 [ 242.462668] FS: 0000000000000000(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 242.470895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 242.476794] CR2: 00007f0501d94000 CR3: 00000001c6072000 CR4: 0000000000160670 [ 242.484038] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 242.491326] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 242.498676] Stack: [ 242.500798] ffffffff84207df8 ffffffff81027e85 ffffffff84208000 ffffffff847ddac8 [ 242.508337] fffffbfff070889c ffffffff847ebe38 0000000000000000 ffffffff84207e08 [ 242.515841] ffffffff810293fa ffffffff84207e20 ffffffff81221468 dffffc0000000000 [ 242.523379] Call Trace: [ 242.525950] [] default_idle+0x55/0x3c0 [ 242.531455] [] arch_cpu_idle+0xa/0x10 [ 242.536894] [] default_idle_call+0x48/0x70 [ 242.542746] [] cpu_startup_entry+0x5fd/0x8f0 [ 242.548793] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 242.555688] [] ? call_cpuidle+0xe0/0xe0 [ 242.561303] [] rest_init+0x189/0x190 [ 242.566648] [] start_kernel+0x6b9/0x6ee [ 242.572240] [] ? thread_stack_cache_init+0xb/0xb [ 242.578631] [] ? early_idt_handler_array+0x120/0x120 [ 242.585352] [] ? early_idt_handler_array+0x120/0x120 [ 242.592094] [] x86_64_start_reservations+0x2a/0x2c [ 242.598658] [] x86_64_start_kernel+0x140/0x163 [ 242.604858] 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 [ 242.623857] NMI backtrace for cpu 1 [ 242.627464] CPU: 1 PID: 485 Comm: khungtaskd Not tainted 4.4.118-g5f7f76a #24 [ 242.634710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.644062] task: ffff8800bad5b000 task.stack: ffff8800bacf0000 [ 242.650102] RIP: 0010:[] [] flat_send_IPI_mask+0xf7/0x1a0 [ 242.658838] RSP: 0018:ffff8800bacf7cb8 EFLAGS: 00000046 [ 242.664258] RAX: 0000000003000000 RBX: 0000000000000c00 RCX: 0000000000000000 [ 242.671537] RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fb300 [ 242.678796] RBP: ffff8800bacf7ce0 R08: 0000000000000001 R09: 0000000000000000 [ 242.686055] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000246 [ 242.693298] R13: 0000000000000003 R14: ffffffff8426f420 R15: 0000000000000002 [ 242.700568] FS: 0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 242.708773] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 242.714627] CR2: 000000c427fad000 CR3: 00000001c6072000 CR4: 0000000000160670 [ 242.721893] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 242.729145] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 242.736414] Stack: [ 242.738532] ffffffff8426f420 ffffffff847ef9c0 fffffbfff08fd9ec dffffc0000000000 [ 242.746061] ffff8801db31bca0 ffff8800bacf7d00 ffffffff810b999b ffffffff839f63c0 [ 242.753563] 0000000000000003 ffff8800bacf7d60 ffffffff81d0ef94 ffffffff8141b013 [ 242.761085] Call Trace: [ 242.763639] [] nmi_raise_cpu_backtrace+0x5b/0x70 [ 242.770033] [] nmi_trigger_all_cpu_backtrace+0x4a4/0x550 [ 242.777110] [] ? print_lock+0xab/0xae [ 242.782526] [] ? irq_force_complete_move+0x3b0/0x3b0 [ 242.789265] [] arch_trigger_all_cpu_backtrace+0x14/0x20 [ 242.796261] [] watchdog+0x6fa/0xae0 [ 242.801506] [] ? watchdog+0xc3/0xae0 [ 242.806859] [] kthread+0x268/0x300 [ 242.812018] [] ? reset_hung_task_detector+0x20/0x20 [ 242.818672] [] ? kthread_create_on_node+0x400/0x400 [ 242.825303] [] ? kthread_create_on_node+0x400/0x400 [ 242.831971] [] ret_from_fork+0x55/0x80 [ 242.837496] [] ? kthread_create_on_node+0x400/0x400 [ 242.844131] 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 [ 242.863503] Kernel panic - not syncing: hung_task: blocked tasks [ 242.869631] CPU: 1 PID: 485 Comm: khungtaskd Not tainted 4.4.118-g5f7f76a #24 [ 242.876874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.886200] 0000000000000000 eca411205cf744b2 ffff8800bacf7ca8 ffffffff81d0402d [ 242.894176] ffffffff83883080 ffff8800bacf7d80 dffffc0000000000 7fffffffffffffff [ 242.902144] ffff8801d1dccc48 ffff8800bacf7d70 ffffffff8141aaea 0000000041b58ab3 [ 242.910106] Call Trace: [ 242.912669] [] dump_stack+0xc1/0x124 [ 242.918002] [] panic+0x1aa/0x388 [ 242.922987] [] ? percpu_up_read.constprop.45+0xe1/0xe1 [ 242.929882] [] ? nmi_trigger_all_cpu_backtrace+0x3f8/0x550 [ 242.937123] [] ? nmi_trigger_all_cpu_backtrace+0x3f8/0x550 [ 242.944368] [] watchdog+0x70b/0xae0 [ 242.949610] [] ? watchdog+0xc3/0xae0 [ 242.954946] [] kthread+0x268/0x300 [ 242.960103] [] ? reset_hung_task_detector+0x20/0x20 [ 242.966738] [] ? kthread_create_on_node+0x400/0x400 [ 242.973383] [] ? kthread_create_on_node+0x400/0x400 [ 242.980021] [] ret_from_fork+0x55/0x80 [ 242.985528] [] ? kthread_create_on_node+0x400/0x400 [ 242.992654] Dumping ftrace buffer: [ 242.996191] (ftrace buffer empty) [ 242.999872] Kernel Offset: disabled [ 243.003486] Rebooting in 86400 seconds..