INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.43' (ECDSA) to the list of known hosts. 2018/04/09 08:48:29 fuzzer started 2018/04/09 08:48:30 dialing manager at 10.128.0.26:38911 2018/04/09 08:48:36 kcov=true, comps=false 2018/04/09 08:48:38 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000ea2000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) 2018/04/09 08:48:38 executing program 2: clone(0x200, &(0x7f0000fbf000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f0000804000)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000f8aff8)='./file0\x00', &(0x7f0000a7bfc8), &(0x7f00006fcff0)) recvmsg(0xffffffffffffffff, &(0x7f0000001580)={&(0x7f0000000040)=ANY=[], 0x0, &(0x7f0000000300), 0x0, &(0x7f0000000400)=""/17, 0x11}, 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='attr/fscreate\x00') pwritev(r0, &(0x7f0000001400), 0x2a6, 0x0) creat(&(0x7f0000000040)='./file0\x00', 0x0) 2018/04/09 08:48:38 executing program 7: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x10, r0, 0x0) 2018/04/09 08:48:38 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000000)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000000240)=[{0x6, 0x0, 0x0, 0xe7}]}, 0x8) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00003d1ffc)='bbr\x00', 0x4) sendmmsg(r0, &(0x7f00000025c0)=[{{&(0x7f0000000040)=@pppoe={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'ip6tnl0\x00'}}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000cc0)="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", 0x2e4}], 0x1}}], 0x1, 0x0) recvfrom$inet(r0, &(0x7f00009be000)=""/11, 0xe8, 0x0, 0x0, 0xffffffffffffff4e) shutdown(r0, 0x1) 2018/04/09 08:48:38 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x6c) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000740)='syz_tun\x00', 0x47b) sendto$inet(r0, &(0x7f0000000180)="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", 0x5a9, 0x0, &(0x7f00000000c0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) 2018/04/09 08:48:38 executing program 5: waitid(0x0, 0x0, &(0x7f0000000000), 0xbae4c9671c2c15c0, 0x0) 2018/04/09 08:48:38 executing program 6: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = epoll_create(0x20) fcntl$notify(r0, 0x0, 0x285) set_mempolicy(0x1, &(0x7f0000000040), 0x2) pselect6(0xfe13, &(0x7f0000000680), &(0x7f00000002c0), &(0x7f0000000300), &(0x7f0000000380), &(0x7f0000000000)={&(0x7f00000003c0), 0x8}) 2018/04/09 08:48:38 executing program 1: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000009ff4)={0x10000014}) poll(&(0x7f0000000180)=[{r0, 0x1280}, {r1}], 0x2, 0x8001) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000007ffc), 0x4) shutdown(r0, 0x0) syzkaller login: [ 42.020196] ip (3738) used greatest stack depth: 54672 bytes left [ 42.330648] ip (3765) used greatest stack depth: 54584 bytes left [ 42.596766] ip (3788) used greatest stack depth: 54408 bytes left [ 42.808704] ip (3809) used greatest stack depth: 54072 bytes left [ 43.968285] ip (3920) used greatest stack depth: 53656 bytes left [ 45.820907] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.917234] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.962927] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.996626] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.010942] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.025126] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.081257] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.192302] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.721323] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.828404] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.843297] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.894836] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.926619] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.957107] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.966286] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.983742] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.455851] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.462177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.476987] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.559739] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.565996] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.582161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.642878] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.649157] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.659610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.689707] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.696705] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.727220] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.743734] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.752972] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.778294] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.789137] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.795661] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.815276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.851846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.875908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.907144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.931682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.940647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.948232] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/09 08:48:56 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000200)='net/mcfilter\x00') readv(r0, &(0x7f0000000480)=[{&(0x7f00000003c0)=""/120, 0x78}], 0x1) 2018/04/09 08:48:56 executing program 5: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) gettid() socketpair(0x0, 0x0, 0x0, &(0x7f0000000100)) r0 = socket$kcm(0x2, 0x1, 0x0) sendmsg(r0, &(0x7f0000000840)={&(0x7f0000000140)=@in={0x2}, 0x80, &(0x7f0000000740), 0x0, &(0x7f0000000800)}, 0x2044ffe0) 2018/04/09 08:48:56 executing program 6: ioprio_set$pid(0x2, 0x0, 0x4001) clone(0x18c2500, &(0x7f0000000200), &(0x7f00000001c0), &(0x7f0000000240), &(0x7f0000000280)) 2018/04/09 08:48:56 executing program 7: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f00000007c0)={{0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}, {0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}}, 0x5c) 2018/04/09 08:48:56 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x4000200000043, &(0x7f0000000000), 0x4) 2018/04/09 08:48:56 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f00001b3000)) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000dc0000)={0xffffffff80000015}) 2018/04/09 08:48:56 executing program 2: clone(0x200, &(0x7f0000fbf000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f0000804000)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000f8aff8)='./file0\x00', &(0x7f0000a7bfc8), &(0x7f00006fcff0)) recvmsg(0xffffffffffffffff, &(0x7f0000001580)={&(0x7f0000000040)=ANY=[], 0x0, &(0x7f0000000300), 0x0, &(0x7f0000000400)=""/17, 0x11}, 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='attr/fscreate\x00') pwritev(r0, &(0x7f0000001400), 0x2a6, 0x0) creat(&(0x7f0000000040)='./file0\x00', 0x0) 2018/04/09 08:48:56 executing program 1: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000009ff4)={0x10000014}) poll(&(0x7f0000000180)=[{r0, 0x1280}, {r1}], 0x2, 0x8001) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000007ffc), 0x4) shutdown(r0, 0x0) 2018/04/09 08:48:56 executing program 6: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x40000098}, 0x245) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp(0x930000, 0x6f2000, 0x1, &(0x7f0000000080)) 2018/04/09 08:48:57 executing program 7: r0 = perf_event_open(&(0x7f00003a8000)={0x2, 0x78, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fdatasync(0xffffffffffffffff) r1 = perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, &(0x7f0000001600)="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") dup2(r1, r0) 2018/04/09 08:48:57 executing program 4: r0 = socket$inet(0x2, 0x1, 0x0) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f00000000c0)=ANY=[@ANYBLOB="66696c74657200000000000000000000000000000000000000000000000000000700000004feffff5705000030030000000000001802000070040000700400007004000004"], 0x1) 2018/04/09 08:48:57 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000200)='net/mcfilter\x00') readv(r0, &(0x7f0000000480)=[{&(0x7f00000003c0)=""/120, 0x78}], 0x1) 2018/04/09 08:48:57 executing program 3: syz_open_dev$sndtimer(&(0x7f00007f2000)='/dev/snd/timer\x00', 0x0, 0x0) 2018/04/09 08:48:57 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f0000b88ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f0000000340)={0x0, 0x0, 0x0, 'queue0\x00'}) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(0xffffffffffffffff, 0xc08c5332, &(0x7f0000000100)={0x0, 0x0, 0x0, 'queue0\x00'}) 2018/04/09 08:48:57 executing program 4: r0 = socket$rds(0x15, 0x5, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8931, &(0x7f00000001c0)={"73797a5f74756e00fdfdffff00"}) 2018/04/09 08:48:57 executing program 6: setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x10) r0 = socket(0x11, 0x4000000000080003, 0x0) setsockopt(r0, 0x107, 0xd, &(0x7f0000001000), 0x47e) sendmsg$unix(r0, &(0x7f0000000b40)={&(0x7f0000000000)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000680), 0x0, &(0x7f0000000b00)=[@cred={0x18, 0x1, 0x2}, @cred={0x18, 0x1, 0x2}], 0x30}, 0x0) 2018/04/09 08:48:57 executing program 0: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$inet6_buf(r0, 0x29, 0x3d, &(0x7f0000000200)=""/76, &(0x7f0000000280)=0x4c) 2018/04/09 08:48:57 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = dup2(r0, r0) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r1, 0x6, 0x21, &(0x7f0000000140)="9ea9241d6085b4277e0a21e770e7b7fd", 0x10) 2018/04/09 08:48:57 executing program 3: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x20e}, 0x368) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) r1 = socket$kcm(0x29, 0x0, 0x0) recvmsg$kcm(r1, &(0x7f0000000680)={&(0x7f0000000180)=@can, 0x80, &(0x7f0000000580)=[{&(0x7f0000000200)=""/186, 0xba}, {&(0x7f00000002c0)=""/170, 0xaa}, {&(0x7f0000000380)=""/25, 0x19}, {&(0x7f00000003c0)=""/139, 0x8b}, {&(0x7f0000000480)=""/90, 0x5a}, {&(0x7f0000000500)=""/73, 0x49}], 0x6, &(0x7f0000000600)=""/109, 0x6d}, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp(0x7fffffffefff, 0x930000, 0x705000, &(0x7f0000000080)) 2018/04/09 08:48:57 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller0\x00', 0x3}) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000000600)={{0x2, 0x0, @multicast2=0xe0000002}, {}, 0x5, {0x2, 0x0, @multicast2=0xe0000002}, 'syzkaller0\x00'}) 2018/04/09 08:48:57 executing program 5: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) wait4(0x0, 0x0, 0x0, &(0x7f0000781f70)) clone(0x100, &(0x7f00000003c0), &(0x7f0000000380), &(0x7f0000e9b000), &(0x7f0000000340)) 2018/04/09 08:48:57 executing program 2: perf_event_open(&(0x7f0000723f88)={0x2, 0x70, 0xc35, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = getpgrp(0x0) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x0, 0x2}, r0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/09 08:48:57 executing program 1: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000009ff4)={0x10000014}) poll(&(0x7f0000000180)=[{r0, 0x1280}, {r1}], 0x2, 0x8001) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000007ffc), 0x4) shutdown(r0, 0x0) 2018/04/09 08:48:57 executing program 7: socket$nl_generic(0xa, 0x3, 0x10) setsockopt$netlink_NETLINK_RX_RING(0xffffffffffffffff, 0x10e, 0x6, &(0x7f0000001000)={0x1000000000001}, 0x10) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) writev(r0, &(0x7f0000000a00)=[{&(0x7f0000000240)="1cae98960912657f603797929b65aa5b5ac17f03b3f2530f1b4fea83f9e419445aa871", 0x23}], 0x1) bpf$MAP_CREATE(0x0, &(0x7f0000004000)={0x6, 0x4, 0x2106, 0x3, 0x0, 0xffffffffffffffff, 0x0, [0xa]}, 0x2c) r1 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000480), 0x0) bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e20, 0x7f, @loopback={0x0, 0x1}, 0x8}, 0x1c) getsockopt$netlink(r1, 0x10e, 0x0, &(0x7f0000000380)=""/251, &(0x7f0000000340)=0xfb) setsockopt$RDS_CONG_MONITOR(r1, 0x114, 0x6, &(0x7f00000001c0)=0x1, 0x4) socket$inet6_icmp(0xa, 0x2, 0x3a) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) socket$inet6_icmp(0xa, 0x2, 0x3a) 2018/04/09 08:48:57 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) sendmsg(r0, &(0x7f0000002200)={&(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @broadcast=0xffffffff}}}, 0x80, &(0x7f0000000180), 0x0, &(0x7f00000001c0)=[{0xff0, 0x0, 0x0, "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"}], 0xff0, 0x4000000}, 0x4040000) 2018/04/09 08:48:57 executing program 3: r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCSMASK(r0, 0x40104593, &(0x7f0000000100)={0x13, 0x0, &(0x7f0000000080)}) 2018/04/09 08:48:57 executing program 6: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) bind$inet6(r1, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000e77fff), 0x2bd, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) write$binfmt_elf32(r1, &(0x7f00000012c0)=ANY=[], 0x0) gettid() getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000080), &(0x7f00000000c0)=0xc) fstat(0xffffffffffffffff, &(0x7f0000000100)) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000540)={{{@in=@loopback}}, {{@in=@rand_addr}, 0x0, @in=@local}}, &(0x7f0000000280)=0xffffffffffffff2f) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f00000002c0)) sendmsg$nl_netfilter(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000300)={&(0x7f00000012c0)=ANY=[@ANYBLOB="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", @ANYBLOB="08005200040000000c0009003f0000000000000008000e00"], 0x6ef}, 0x1, 0x0, 0x0, 0x24000080}, 0x2) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) sendto$inet6(r0, &(0x7f0000001280)="eb", 0x1, 0x0, 0x0, 0x0) ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f0000000400)=0x401) ftruncate(r2, 0x7fff) r3 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000000)={"6c6f0000ffffff9f0000ddff00"}) sendfile(r1, r2, &(0x7f0000d83ff8), 0x8000fffffffe) 2018/04/09 08:48:58 executing program 0: perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x9) accept4$netrom(0xffffffffffffffff, 0x0, &(0x7f00000001c0), 0x0) r0 = mq_open(&(0x7f0000000000)='*GPL[vmnet1@vmnet1{-vmnet@vboxnet0!vboxnet1+M\x00', 0x0, 0x0, &(0x7f0000664fc0)) mq_getsetattr(r0, &(0x7f0000fb2000), &(0x7f0000ded000)) 2018/04/09 08:48:58 executing program 4: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = open(&(0x7f0000aa0000)='./file0\x00', 0x0, 0x0) lseek(r1, 0x0, 0x4) 2018/04/09 08:48:58 executing program 4: r0 = socket$inet(0x2, 0x3, 0x1) setsockopt$netlink_NETLINK_RX_RING(0xffffffffffffffff, 0x10e, 0x6, &(0x7f0000003000)={0x0, 0x0, 0x2}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x23, &(0x7f0000003000)={{{@in=@multicast2=0xe0000002, @in=@multicast1=0xe0000001}}, {{@in6}, 0x0, @in6=@loopback={0x0, 0x1}}}, 0xe8) 2018/04/09 08:48:58 executing program 6: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) bind$inet6(r1, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000e77fff), 0x2bd, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) write$binfmt_elf32(r1, &(0x7f00000012c0)=ANY=[], 0x0) gettid() getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000080), &(0x7f00000000c0)=0xc) fstat(0xffffffffffffffff, &(0x7f0000000100)) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000540)={{{@in=@loopback}}, {{@in=@rand_addr}, 0x0, @in=@local}}, &(0x7f0000000280)=0xffffffffffffff2f) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f00000002c0)) sendmsg$nl_netfilter(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000300)={&(0x7f00000012c0)=ANY=[@ANYBLOB="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", @ANYBLOB="08005200040000000c0009003f0000000000000008000e00"], 0x6ef}, 0x1, 0x0, 0x0, 0x24000080}, 0x2) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) sendto$inet6(r0, &(0x7f0000001280)="eb", 0x1, 0x0, 0x0, 0x0) ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f0000000400)=0x401) ftruncate(r2, 0x7fff) r3 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000000)={"6c6f0000ffffff9f0000ddff00"}) sendfile(r1, r2, &(0x7f0000d83ff8), 0x8000fffffffe) 2018/04/09 08:48:58 executing program 5: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) wait4(0x0, 0x0, 0x0, &(0x7f0000781f70)) clone(0x100, &(0x7f00000003c0), &(0x7f0000000380), &(0x7f0000e9b000), &(0x7f0000000340)) 2018/04/09 08:48:58 executing program 0: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) bind$inet(r0, &(0x7f00000000c0)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) 2018/04/09 08:48:58 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000c47fec)={0x6, 0x4, 0x6879, 0xb, 0x0, 0xffffffffffffffff, 0x0, [0x4]}, 0x2c) 2018/04/09 08:48:58 executing program 1: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000009ff4)={0x10000014}) poll(&(0x7f0000000180)=[{r0, 0x1280}, {r1}], 0x2, 0x8001) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000007ffc), 0x4) shutdown(r0, 0x0) 2018/04/09 08:48:58 executing program 3: syz_emit_ethernet(0x66, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x58, 0x0, 0x0, 0x0, 0x21, 0x0, @rand_addr=0xfffffffffffffffc, @remote={0xac, 0x14, 0x14, 0xbb}}, @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b}, {0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x86dd}, {0x8, 0x88be, 0x0, {{0x0, 0x1}, 0x1}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2}, 0x2}}, {0x8, 0x6558}}}}}}, &(0x7f0000001400)) 2018/04/09 08:48:58 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = dup(r0) sendmmsg$alg(r1, &(0x7f0000002140)=[{0x0, 0x0, &(0x7f0000001b80)=[{&(0x7f0000001ac0)="f5", 0x1}], 0x1, &(0x7f0000001c40)=[@assoc={0x18, 0x117, 0x4}, @op={0x18, 0x117, 0x3}], 0x30}], 0x1, 0x0) 2018/04/09 08:48:58 executing program 5: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x2}, 0x1c) [ 59.694744] dccp_invalid_packet: P.Data Offset(0) too small [ 59.730874] dccp_invalid_packet: P.Data Offset(0) too small 2018/04/09 08:48:58 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) perf_event_open$cgroup(&(0x7f0000000280)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000240)}}, 0xffffffffffffffff, 0x7, 0xffffffffffffffff, 0x0) umount2(&(0x7f0000000200)='./file0\x00', 0x0) rename(&(0x7f0000000740)='./file0\x00', &(0x7f0000000780)='./control\x00') close(r0) 2018/04/09 08:48:58 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000a00)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000100)='./file1\x00', 0x0) fallocate(r1, 0x1, 0x0, 0x20004d2d) 2018/04/09 08:48:58 executing program 4: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x3, &(0x7f0000000080), 0x4) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc\x00', 0x0, 0x0) ioctl$LOOP_CLR_FD(r1, 0x7003) dup3(r0, r1, 0x0) 2018/04/09 08:48:58 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = dup(r0) sendmmsg$alg(r1, &(0x7f0000002140)=[{0x0, 0x0, &(0x7f0000001b80)=[{&(0x7f0000001ac0)="f5", 0x1}], 0x1, &(0x7f0000001c40)=[@assoc={0x18, 0x117, 0x4}, @op={0x18, 0x117, 0x3}], 0x30}], 0x1, 0x0) 2018/04/09 08:48:58 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000a8eff8)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000080)=""/104, 0x68}, 0x2040) 2018/04/09 08:48:59 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) perf_event_open$cgroup(&(0x7f0000000280)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000240)}}, 0xffffffffffffffff, 0x7, 0xffffffffffffffff, 0x0) umount2(&(0x7f0000000200)='./file0\x00', 0x0) rename(&(0x7f0000000740)='./file0\x00', &(0x7f0000000780)='./control\x00') close(r0) 2018/04/09 08:48:59 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000a00)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000100)='./file1\x00', 0x0) fallocate(r1, 0x1, 0x0, 0x20004d2d) 2018/04/09 08:48:59 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x2f, &(0x7f0000000040), 0x4) sendmsg(r0, &(0x7f0000022000)={0x0, 0x0, &(0x7f0000001a00), 0x0, &(0x7f0000004ff0)}, 0x0) 2018/04/09 08:48:59 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = dup(r0) sendmmsg$alg(r1, &(0x7f0000002140)=[{0x0, 0x0, &(0x7f0000001b80)=[{&(0x7f0000001ac0)="f5", 0x1}], 0x1, &(0x7f0000001c40)=[@assoc={0x18, 0x117, 0x4}, @op={0x18, 0x117, 0x3}], 0x30}], 0x1, 0x0) 2018/04/09 08:48:59 executing program 1: r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000009ff4)={0x10000014}) poll(&(0x7f0000000180)=[{r0, 0x1280}, {r1}], 0x2, 0x8001) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000007ffc), 0x4) 2018/04/09 08:48:59 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'lo\x00', &(0x7f00000001c0)=ANY=[@ANYBLOB='\n']}) 2018/04/09 08:48:59 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) perf_event_open$cgroup(&(0x7f0000000280)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000240)}}, 0xffffffffffffffff, 0x7, 0xffffffffffffffff, 0x0) umount2(&(0x7f0000000200)='./file0\x00', 0x0) rename(&(0x7f0000000740)='./file0\x00', &(0x7f0000000780)='./control\x00') close(r0) 2018/04/09 08:48:59 executing program 6: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) bind$inet6(r1, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000e77fff), 0x2bd, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) write$binfmt_elf32(r1, &(0x7f00000012c0)=ANY=[], 0x0) gettid() getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000080), &(0x7f00000000c0)=0xc) fstat(0xffffffffffffffff, &(0x7f0000000100)) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000540)={{{@in=@loopback}}, {{@in=@rand_addr}, 0x0, @in=@local}}, &(0x7f0000000280)=0xffffffffffffff2f) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f00000002c0)) sendmsg$nl_netfilter(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000300)={&(0x7f00000012c0)=ANY=[@ANYBLOB="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", @ANYBLOB="08005200040000000c0009003f0000000000000008000e00"], 0x6ef}, 0x1, 0x0, 0x0, 0x24000080}, 0x2) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) sendto$inet6(r0, &(0x7f0000001280)="eb", 0x1, 0x0, 0x0, 0x0) ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f0000000400)=0x401) ftruncate(r2, 0x7fff) r3 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000000)={"6c6f0000ffffff9f0000ddff00"}) sendfile(r1, r2, &(0x7f0000d83ff8), 0x8000fffffffe) 2018/04/09 08:48:59 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000a2c000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) ioctl$TCXONC(r0, 0x540a, 0x2) r1 = dup(r0) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f00009ce000)) ioctl$TIOCPKT(r1, 0x5420, &(0x7f00000001c0)=0xfffffffffffffffe) r2 = syz_open_pts(r0, 0x0) ioctl$TCXONC(r2, 0x540a, 0x2) 2018/04/09 08:49:00 executing program 3: r0 = signalfd(0xffffffffffffffff, &(0x7f0000e7d000), 0x8) ppoll(&(0x7f0000000080)=[{r0}], 0x1, &(0x7f00000000c0)={0x77359400}, &(0x7f0000000100), 0x8) signalfd4(r0, &(0x7f0000000000), 0x8, 0x0) 2018/04/09 08:49:00 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = dup(r0) sendmmsg$alg(r1, &(0x7f0000002140)=[{0x0, 0x0, &(0x7f0000001b80)=[{&(0x7f0000001ac0)="f5", 0x1}], 0x1, &(0x7f0000001c40)=[@assoc={0x18, 0x117, 0x4}, @op={0x18, 0x117, 0x3}], 0x30}], 0x1, 0x0) 2018/04/09 08:49:00 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000200)="81081800001d000000010054409d0954", 0x10) 2018/04/09 08:49:00 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) sendmsg(r0, &(0x7f0000018000)={&(0x7f0000000040)=@in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x7}}, 0x80, &(0x7f0000001480), 0x0, &(0x7f0000000ac0)}, 0x0) 2018/04/09 08:49:00 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg$alg(0xffffffffffffffff, &(0x7f0000002140)=[{0x0, 0x0, &(0x7f0000001b80)=[{&(0x7f0000001ac0)="f5", 0x1}], 0x1, &(0x7f0000001c40)=[@assoc={0x18, 0x117, 0x4}, @op={0x18, 0x117, 0x3}], 0x30}], 0x1, 0x0) [ 61.229375] ================================================================== [ 61.236800] BUG: KMSAN: uninit-value in vmac_setkey+0x337/0x940 [ 61.242859] CPU: 1 PID: 5281 Comm: syz-executor7 Not tainted 4.16.0+ #82 [ 61.249690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.259034] Call Trace: [ 61.261620] dump_stack+0x185/0x1d0 [ 61.265250] ? vmac_setkey+0x337/0x940 [ 61.269138] kmsan_report+0x142/0x240 [ 61.272940] ? aes_set_key+0x260/0x260 [ 61.276828] __msan_warning_32+0x6c/0xb0 [ 61.280891] ? aes_set_key+0x260/0x260 [ 61.284783] vmac_setkey+0x337/0x940 [ 61.288505] ? vmac_final+0x3f80/0x3f80 [ 61.292480] shash_async_setkey+0x337/0x4c0 [ 61.296803] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 61.302177] ? trace_kmalloc+0xb6/0x2b0 [ 61.306163] ? shash_async_digest+0x1b0/0x1b0 [ 61.310673] crypto_ahash_setkey+0x31a/0x470 [ 61.315098] hash_setkey+0x8b/0xa0 [ 61.318661] alg_setsockopt+0x6c5/0x740 [ 61.322646] ? hash_release+0x50/0x50 [ 61.326447] ? alg_accept+0xd0/0xd0 2018/04/09 08:49:00 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x0, 0x20000004, &(0x7f0000cc7fe4)={0xa, 0x4e22, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) [ 61.330078] SYSC_setsockopt+0x4b8/0x570 [ 61.334142] SyS_setsockopt+0x76/0xa0 [ 61.337943] do_syscall_64+0x309/0x430 [ 61.341831] ? SYSC_recv+0xe0/0xe0 [ 61.345378] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 61.350564] RIP: 0033:0x455259 [ 61.353746] RSP: 002b:00007fc2e9e81c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 61.361449] RAX: ffffffffffffffda RBX: 00007fc2e9e826d4 RCX: 0000000000455259 [ 61.368712] RDX: 0000000000000001 RSI: 0000000000000117 RDI: 0000000000000013 [ 61.375977] RBP: 000000000072bea0 R08: 0000000000000010 R09: 0000000000000000 [ 61.383241] R10: 0000000020000200 R11: 0000000000000246 R12: 00000000ffffffff [ 61.390509] R13: 0000000000000510 R14: 00000000006faa20 R15: 0000000000000000 [ 61.397778] [ 61.399400] Local variable description: ----out.i@vmac_setkey [ 61.405273] Variable was created at: [ 61.408994] vmac_setkey+0x93/0x940 [ 61.412623] shash_async_setkey+0x337/0x4c0 [ 61.416934] ================================================================== [ 61.424280] Disabling lock debugging due to kernel taint [ 61.429723] Kernel panic - not syncing: panic_on_warn set ... [ 61.429723] [ 61.436142] TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 61.437084] CPU: 1 PID: 5281 Comm: syz-executor7 Tainted: G B 4.16.0+ #82 [ 61.437092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.437096] Call Trace: [ 61.437119] dump_stack+0x185/0x1d0 [ 61.437135] panic+0x39d/0x940 [ 61.437172] ? vmac_setkey+0x337/0x940 [ 61.437185] kmsan_report+0x238/0x240 [ 61.437199] ? aes_set_key+0x260/0x260 [ 61.437211] __msan_warning_32+0x6c/0xb0 [ 61.437222] ? aes_set_key+0x260/0x260 [ 61.437236] vmac_setkey+0x337/0x940 [ 61.437252] ? vmac_final+0x3f80/0x3f80 [ 61.437276] shash_async_setkey+0x337/0x4c0 [ 61.505591] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 61.510949] ? trace_kmalloc+0xb6/0x2b0 [ 61.514926] ? shash_async_digest+0x1b0/0x1b0 [ 61.519430] crypto_ahash_setkey+0x31a/0x470 [ 61.523844] hash_setkey+0x8b/0xa0 [ 61.527391] alg_setsockopt+0x6c5/0x740 [ 61.531365] ? hash_release+0x50/0x50 [ 61.535162] ? alg_accept+0xd0/0xd0 [ 61.538781] SYSC_setsockopt+0x4b8/0x570 [ 61.542834] SyS_setsockopt+0x76/0xa0 [ 61.546628] do_syscall_64+0x309/0x430 [ 61.550517] ? SYSC_recv+0xe0/0xe0 [ 61.554055] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 61.559225] RIP: 0033:0x455259 [ 61.562392] RSP: 002b:00007fc2e9e81c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 61.570087] RAX: ffffffffffffffda RBX: 00007fc2e9e826d4 RCX: 0000000000455259 [ 61.577351] RDX: 0000000000000001 RSI: 0000000000000117 RDI: 0000000000000013 [ 61.584606] RBP: 000000000072bea0 R08: 0000000000000010 R09: 0000000000000000 [ 61.591857] R10: 0000000020000200 R11: 0000000000000246 R12: 00000000ffffffff [ 61.599114] R13: 0000000000000510 R14: 00000000006faa20 R15: 0000000000000000 [ 61.606786] Dumping ftrace buffer: [ 61.610308] (ftrace buffer empty) [ 61.613986] Kernel Offset: disabled [ 61.617584] Rebooting in 86400 seconds..