0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:37 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) r0 = socket$inet6(0xa, 0x3, 0x6) connect$inet6(r0, &(0x7f000000d000)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff}, 0x10040000000000b}, 0x1c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}}, 0x1c) setsockopt$inet6_mreq(r0, 0x29, 0x14, &(0x7f00000001c0)={@mcast1={0xff, 0x1, [], 0x1}}, 0x14) syz_emit_ethernet(0x6e, &(0x7f0000000040)=ANY=[@ANYBLOB="00000000ffffaaaaaaaa00ff86dd6076605100383a00fe800000000000000000003e0300000000000000000000000000000000000001030090780000000060702b6c00000600ff010000000000000000000000000001fe80000000000000000000000000000033cc6533eb08a2e9"], 0x0) r1 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x8, 0x400) setsockopt$llc_int(r1, 0x10c, 0x4, &(0x7f0000000100)=0x3, 0x4) ioctl$EVIOCGLED(r1, 0x80404519, &(0x7f0000000200)=""/107) 2018/06/04 22:44:37 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x123, 0x200001) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x82002, 0x0) write$binfmt_aout(r1, &(0x7f0000000000)=ANY=[@ANYBLOB="00000000feffffff000000000000000000000000000000000020000000000000"], 0x20) 2018/06/04 22:44:37 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x800000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:37 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r1, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000080)) 2018/06/04 22:44:37 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0xfeffffff]}}}, 0x90) 2018/06/04 22:44:37 executing program 3: r0 = socket(0xa, 0x1, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000000)=0x0) rt_sigqueueinfo(r1, 0x3d, &(0x7f00000000c0)={0x9, 0x2, 0x0, 0x4}) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") utimensat(0xffffffffffffffff, &(0x7f0000000040)='/\x00', &(0x7f0000000080)={{0x0, 0x3ffffffe}}, 0x0) 2018/06/04 22:44:37 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000007, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) 2018/06/04 22:44:37 executing program 2: pkey_mprotect(&(0x7f0000c26000/0x6000)=nil, 0x6000, 0x400000000000000, 0xffffffffffffffff) r0 = socket(0xa, 0x1, 0x0) syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x18, 0x480081) ioctl(r0, 0x8912, &(0x7f0000000280)="c6295e4eca6c09b612ec6f") r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'lo\x00@\x00', 0x101}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r2, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_group_source_req(r2, 0x0, 0x2e, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}}, 0x108) socket$nl_generic(0x10, 0x3, 0x10) 2018/06/04 22:44:37 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xe00000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:37 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:37 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot\x00', 0x80040, 0x0) ioctl$KVM_GET_VCPU_MMAP_SIZE(r0, 0xae04) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r1, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:37 executing program 1: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f00d82c99240970") r1 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x40, 0x0) ioctl$EVIOCGABS3F(r1, 0x8018457f, &(0x7f0000000100)=""/79) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000001c0)={'syz_tun\x00', 0x0}) sendmsg$nl_route(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000080)=@ipv6_newaddr={0x2c, 0x14, 0x109, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r4}, [@IFA_ADDRESS={0x14, 0x1, @local={0xfe, 0xa000000, [], 0xaa}}]}, 0x2c}, 0x1}, 0x0) 2018/06/04 22:44:37 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0xfeffffff]}}}, 0x90) 2018/06/04 22:44:37 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x3e8], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 454.316497] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 454.328187] device lo entered promiscuous mode 2018/06/04 22:44:37 executing program 7: syz_emit_ethernet(0xfdef, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:38 executing program 3: r0 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x2) read(r0, &(0x7f0000000140)=""/155, 0x6b) write(r0, &(0x7f00000001c0), 0x3a0) 2018/06/04 22:44:38 executing program 1: socketpair(0x0, 0x1, 0x9627, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_udp_int(r1, 0x11, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") rt_sigaction(0x400000000000007, &(0x7f00000004c0)={0x4224aa, {0xffffffbfffbff270}}, &(0x7f0000000480), 0x8, &(0x7f0000000100)) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0xc, 0x44031, 0xffffffffffffffff, 0x0) r3 = syz_genetlink_get_family_id$team(&(0x7f0000000180)='team\x00') getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000280)={{{@in=@remote, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in6=@mcast1}}, &(0x7f0000000200)=0xe8) getsockname$packet(r0, &(0x7f0000000880)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f00000008c0)=0x14) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000900)={{{@in=@rand_addr, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@mcast1}}, &(0x7f0000000a00)=0xe8) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000380)={{{@in6=@local, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in6}}, &(0x7f0000000500)=0xe8) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000a40)={{{@in6=@ipv4={[], [], @multicast1}, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@mcast1}}, &(0x7f0000000b40)=0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000b80)={{{@in6=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in=@multicast1}}, &(0x7f0000000c80)=0xe8) getpeername$packet(r1, &(0x7f0000000d00)={0x0, 0x0, 0x0}, &(0x7f0000000d40)=0x14) getsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000001480)={@mcast2}, &(0x7f00000014c0)=0x14) getsockopt$inet_mreqn(r1, 0x0, 0x27, &(0x7f0000001500)={@dev, @empty, 0x0}, &(0x7f0000001540)=0xc) getsockname$packet(r0, &(0x7f0000003080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000030c0)=0x14) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000003100)={{{@in=@loopback, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @multicast1}}, 0x0, @in=@multicast1}}, &(0x7f00000001c0)=0xe8) ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000003240)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000004440)={'team0\x00'}) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000004480)={{{@in=@multicast2, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@loopback}}, &(0x7f0000004580)=0xe8) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000004700)={{{@in6=@dev, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in=@multicast2}}, &(0x7f0000004800)=0xe8) sendmsg$TEAM_CMD_NOOP(r1, &(0x7f0000004cc0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000004c80)={&(0x7f00000018c0)=ANY=[@ANYBLOB="10040000", @ANYRES16=r3, @ANYBLOB="00002abd7000fbdbdf250000000008000100", @ANYRES32=r4, @ANYBLOB="6801020040000100240001007072696f72697479000000000000000000000000000000000000000000000000080003000e000000080004000700000008000600", @ANYPTR64=&(0x7f0000000580)=ANY=[@ANYBLOB="3db5fd3e52adec78891637778436c99776e74eed3ce345618409f89a1b811ff98b2e54531e67eff326e369f389825170c7c2dee1ef21", @ANYRES16, @ANYPTR=&(0x7f0000000540)=ANY=[], @ANYRES32=r6], @ANYPTR64, @ANYRES32=r5, @ANYBLOB="38000100240001006e6f746966795f70656572735f636f756e7400000000000000000000000000000800030003000000080004000500000038000100240001006e6f746966795f70656572735f696e74657276616c0000000000000000000000080003000300000008000400800000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="7400020038000100240001006e6f746966795f70656572735f636f756e740000000000000000000000000000080003000300000008000400050000003800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r9, @ANYBLOB="08000100", @ANYBLOB="3461eec057b3cef91a775d651618309ba540cbd103acf2731d10a1af212914411208590be821e3baca28c831f9599a128f7e826afb246c2bc474c7abb9b74c61d7eb3c90e00f4ed284d0", @ANYBLOB="080102004c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000080003000b0000001c000400ff0703047f07000000022e004c000000fa000209ff7f000040000100240001007072696f72697479000000000000000000000000000000000000000000000000080003000e00000008000400a800000008000600", @ANYRES32=r10, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000800030003000000080004000001000040000100240001007072696f72697479000000000000000000000000000000000000000000000000080003000e000000080004000800000008000600", @ANYRES32=r11, @ANYBLOB="08000100", @ANYRES32=r12, @ANYRES16=r13, @ANYRES32=r13, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYPTR=&(0x7f0000000600)=ANY=[@ANYBLOB="fc792f63611dcd46406c71fd46727ba996b27992a969cedd77249000f7d3759f454b67accfa70d2a743da99db5f32bbee0f93050b836d4d7a236db720a7d9459ca48"], @ANYRES64=r13, @ANYRES32=r14, @ANYBLOB="400002003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r15], 0x1e}, 0x1, 0x0, 0x0, 0x4004}, 0x4000054) syz_open_procfs(0x0, &(0x7f0000000000)='net/icmp\x00') 2018/06/04 22:44:38 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = socket(0x1f, 0x0, 0x17dc) ioctl$sock_inet6_tcp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000140)) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) r3 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x101, 0x40) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000100)={r3, 0x7, 0x1, 0x0, &(0x7f00000000c0)=[0x0, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x20) 2018/06/04 22:44:38 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000002, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) 2018/06/04 22:44:38 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000003c0)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) mkdir(&(0x7f0000001340)='./file0\x00', 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0) ioctl$PIO_SCRNMAP(r1, 0x4b41, &(0x7f0000000140)="bed30aa19adabadfe427871d7d8c00948fdb7a51c1009a20f35000eb384b2cd55b795192a4e8d76add49600c43919a7ffcebe7581a20c730261270910b99b7d1cd0093652e1eaa448ff746237ef8b9a77433ffb534e2cf29517ee553dd25c7dc5c504fa36b1f92637cfc503121cc74c8d7038b09da2962dc8aa17d1c786c6a60170ebfcec0f0c043de18cd6394f2f46c72afd4f56a51a01f86624d") r2 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) openat$cgroup_procs(r2, &(0x7f0000000080)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_procs(r2, &(0x7f0000000200)='cgroup.procs\x00', 0x2, 0x0) rmdir(&(0x7f00000000c0)='./file0\x00') ioctl$BLKALIGNOFF(r2, 0x127a, &(0x7f0000000100)) 2018/06/04 22:44:38 executing program 7: syz_emit_ethernet(0xfffffffffffffdef, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:38 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x1000000]}}}, 0x90) 2018/06/04 22:44:38 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x40030000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 454.566832] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:38 executing program 7: syz_emit_ethernet(0xd, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:38 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x0, 0x3) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x80601, 0x0) connect(r2, &(0x7f00000000c0)=@sco={0x1f, {0x0, 0x40, 0x4, 0x0, 0x3, 0x100}}, 0x80) 2018/06/04 22:44:38 executing program 2: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000009c0)={'ip6tnl0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f000001bfc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f000000b000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="3000000013000904000000000000000000000000", @ANYRES32=r2, @ANYBLOB="00000000e70008002b000400020089b3134d7efeeeac0fef00000000000000000000"], 0x30}, 0x1}, 0x0) mmap(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x0, 0x10, r1, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0xc0505350, &(0x7f00000000c0)={{0x6, 0x5}, {0x1f, 0x9}, 0xff, 0x4, 0x6}) r3 = dup2(r0, r0) connect$unix(r3, &(0x7f0000000140)=@file={0x1, './file0\x00'}, 0xfffffffffffffc71) syz_open_dev$vcsn(&(0x7f0000000280)='/dev/vcs#\x00', 0x2, 0x80001) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_FLUSH(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8020}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e8000000a35090f159d3c1ba74cc3753a76d396af73e6b464ac5eb768b73598ec15c5a1a3d3d3e60d8309cd72dd388532d42eaeb", @ANYRES16=r4, @ANYBLOB="000725bd7000fbdbdf2511000000600003001400020079616d3000000000000000000000000014000200696662300000000000000000000000000800080001000000080001000000000014000600fe8000000000000000000000000000aa080007004e20000008000500ac1414124c0002000800070002000000080006000300000014000100ac1414aa00000000000000000000000014000100ff010000000000000000000000000001080003000300000008000b000a00000008000400800000002000030008000400000000001400060000000000000000000000000000000001"], 0xe8}, 0x1}, 0x0) 2018/06/04 22:44:38 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xe8030000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:38 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'hash\x00', 0x0, 0x0, 'cmac(fcrypt-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000200), 0x8) 2018/06/04 22:44:38 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000022, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) [ 454.719988] netlink: 16 bytes leftover after parsing attributes in process `syz-executor2'. [ 454.787194] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 454.806520] netlink: 16 bytes leftover after parsing attributes in process `syz-executor2'. 2018/06/04 22:44:38 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x8]}}}, 0x90) 2018/06/04 22:44:38 executing program 7: syz_emit_ethernet(0xa6, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:38 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x30000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:38 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=ANY=[@ANYBLOB="00000000180000fa0000000000008981", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=ANY=[@ANYBLOB="1400fa", @ANYRES32=r0, @ANYBLOB="0000000002000000ac1414bb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x80100, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r2, 0x10e, 0x2, &(0x7f00000000c0)=0x6, 0x4) 2018/06/04 22:44:38 executing program 2: r0 = syz_open_dev$evdev(&(0x7f0000000040)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCGRAB(r0, 0x40044590, &(0x7f00000000c0)) syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$EVIOCSREP(r0, 0x40084503, &(0x7f0000000080)=[0x6, 0x7]) close(r0) 2018/06/04 22:44:38 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) r0 = getpid() r1 = perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x81, 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={&(0x7f0000abe000)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000}, r0, 0x1, 0xffffffffffffffff, 0xfffffffffffffffd) read(r1, &(0x7f0000367fe4)=""/91, 0x5b) 2018/06/04 22:44:38 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_open_dev$midi(&(0x7f0000000080)='/dev/midi#\x00', 0x60c1a9f8, 0x0) ioctl$TIOCMGET(r2, 0x5415, &(0x7f0000000240)) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x2080, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000180)={0x4, 0x0, [{0xc001095f, 0x0, 0x3}, {0xdbf, 0x0, 0x2}, {0x337, 0x0, 0x81}, {0x353, 0x0, 0x3}]}) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r4, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f00000000c0)="f20f94ff0f01cf0fc72f6436f0f79b450066b9800000c00f326635000100000f3066b91a09000066b8fdafa70566ba000000000f30650fc7a900700f01cf642e3e0f005a0fb800098ee0", 0x4a}], 0x104, 0x5e, &(0x7f0000000100), 0x0) ioctl$KVM_SET_CPUID(r4, 0x4008ae8a, &(0x7f0000000200)=ANY=[@ANYBLOB="010000000000000007000000000000000000000000fc7458d308335c"]) openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x0, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) 2018/06/04 22:44:38 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000003, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) 2018/06/04 22:44:39 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f00000001c0)=@ioapic={0x100000, 0x7f, 0x1a2, 0x7fffffff, 0x0, [{0xc6a, 0xd05, 0x3, [], 0x7}, {0x7, 0xfff, 0x3ff, [], 0x543}, {0x8200, 0x107240e6, 0x401, [], 0x1ff}, {0x5, 0x1, 0x101, [], 0x2}, {0x2, 0x0, 0x1, [], 0x2c}, {0x80000000, 0x74, 0x3, [], 0x7fffffff}, {0x2, 0x8000, 0x9, [], 0x1}, {0x1000, 0x1ff, 0x0, [], 0x9}, {0x4, 0x81, 0x1f}, {0x5, 0x4, 0x7fffffff, [], 0x1}, {0xd135, 0x1, 0x1fffe00000000000, [], 0xd77d}, {0x5, 0x5, 0x9, [], 0x400}, {0x81, 0x6, 0x6, [], 0x9}, {0x6, 0x6, 0xb9de, [], 0x9}, {0x400, 0x9, 0x800, [], 0x7fff}, {0x3, 0x80, 0x0, [], 0x6}, {0x7ff, 0x100000001, 0x4, [], 0xfffffffffffffff9}, {0x8001, 0x5, 0xfffffffffffffffe, [], 0x1}, {0x0, 0x2c, 0x7}, {0x52ccac67, 0xfffffffffffffffc, 0x6026, [], 0x28000000000}, {0xfff, 0x2, 0x2, [], 0x2}, {0x9, 0x1ff, 0x9, [], 0x6}, {0x7, 0x6, 0xffffffffffffffff, [], 0x9}, {0x0, 0x7fffffff, 0xffffffff, [], 0x3}]}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000340)={0x3, 0x0, 0xd000, 0x2000, &(0x7f0000019000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, &(0x7f0000000140)="baf80c66b89298b38c66efbafc0cb80001ef0f4acf0f175dfb0f0f9403000d0faeb3d74e885ce0b86b0c8ee066b9040b000066b82d50000066ba000000000f3066b9ab03000066b8167e000066ba000000000f302e0f01ca", 0x58}], 0x1, 0x10, &(0x7f00000002c0)=[@flags={0x3, 0x110}], 0x1) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/06/04 22:44:39 executing program 7: syz_emit_ethernet(0x20101066, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 455.412977] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:39 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xf401], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:39 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0xffffffffffff7fff, 0x0) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000080), &(0x7f0000000100)=0x4) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f00000000c0)=0xa8) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=ANY=[@ANYBLOB="1400d0ab77e500fa", @ANYRES32=r1, @ANYBLOB="0000000002000000ac1414bb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) 2018/06/04 22:44:39 executing program 2: r0 = socket(0x11, 0x4000000000080002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000680)=[{&(0x7f0000001300)="624e02c7f3b2f69610bf3cb42bc22bf7dfab2bba3a4fe19ff9ca491245636a26aa6a93e0eccfe3a53c07e5b40c44b31c668d3964937b793978087a10831a26c8a5c6737412814c5ebe7c483ce6b308ff684a4cbf1478ff178e8a85f08eba79986d112e988e64cd380921590321317872377e3eacbea0c0c4d6f2bcf84e558df25a8919f4e5d3b9cb5a65387b81e646150598653289318a639cda6c7d026bb2e06ba89c9a09e25363b66c027e7f89f4bff1a08410c130d530e818", 0xba}], 0x1, &(0x7f0000003300)}, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000004e00)=[{{&(0x7f0000000000)=@l2={0x1f}, 0x80, &(0x7f0000001280), 0x0, &(0x7f00000012c0)=ANY=[@ANYBLOB="1b"], 0x1}}], 0x1, 0x0) sendmmsg(r0, &(0x7f0000000080)=[{{&(0x7f0000000040)=@in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c, &(0x7f0000000300), 0x0, &(0x7f0000000340)}}, {{&(0x7f0000000040)=@nfc={0x27, 0x9}, 0x4b8, &(0x7f0000000e40), 0x0, &(0x7f00000012c0), 0x302}}], 0x2, 0x0) getsockopt$inet6_tcp_buf(r0, 0x6, 0x1a, &(0x7f0000000100)=""/100, &(0x7f0000000180)=0x64) 2018/06/04 22:44:39 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000005, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) [ 455.546810] kvm [31448]: vcpu0, guest rIP: 0x9133 disabled perfctr wrmsr: 0xc1 data 0x5a7affd 2018/06/04 22:44:39 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x30], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:39 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0xfffffffe]}}}, 0x90) [ 455.636599] kvm [31448]: vcpu0, guest rIP: 0x9133 disabled perfctr wrmsr: 0xc1 data 0x5a7affd [ 455.667007] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:39 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080)='/dev/uinput\x00', 0x131080, 0x0) ioctl$BLKRESETZONE(r0, 0x40101283, &(0x7f00000000c0)={0x1, 0xac}) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r1, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:39 executing program 2: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) dup3(r0, r0, 0x80000) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1, 0x5, 0x80, 0x2}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000002c0)={r1, &(0x7f0000000200)}, 0x10) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x2, 0x0) getsockopt$bt_BT_SNDMTU(r2, 0x112, 0xc, &(0x7f00000000c0)=0x3, &(0x7f0000000100)=0x2) [ 455.706143] kvm [31448]: vcpu0, guest rIP: 0x9133 disabled perfctr wrmsr: 0xc2 data 0x5a7affd 2018/06/04 22:44:39 executing program 2: syz_emit_ethernet(0x66, &(0x7f0000015e15)=ANY=[@ANYBLOB="ffffffffffffaaaaaaaa00ff86dd6076605100303afffe8000000000000000000000000000ffff020000000000000000000000000001850090780014060060c5961e00000000ff010000000000001803000000ff020000000000000000000000000001"], 0x0) [ 455.754907] kvm [31448]: vcpu0, guest rIP: 0x9133 disabled perfctr wrmsr: 0xc2 data 0x5a7affd [ 455.872927] kvm [31448]: vcpu0, guest rIP: 0x9133 disabled perfctr wrmsr: 0xc1 data 0x5a7affd [ 455.911825] kvm [31448]: vcpu0, guest rIP: 0x9133 disabled perfctr wrmsr: 0xc1 data 0x5a7affd [ 455.929515] kvm [31448]: vcpu0, guest rIP: 0x9133 disabled perfctr wrmsr: 0xc2 data 0x5a7affd [ 455.941368] kvm [31448]: vcpu0, guest rIP: 0x9133 disabled perfctr wrmsr: 0xc2 data 0x5a7affd 2018/06/04 22:44:39 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) r2 = getpid() capget(&(0x7f0000000080)={0x0, r2}, &(0x7f00000000c0)={0x4, 0xb, 0x7, 0x1, 0x7, 0xfffffffffffeffff}) 2018/06/04 22:44:39 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xc0ffffff], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:39 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000008, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) 2018/06/04 22:44:39 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x800000000000000]}}}, 0x90) 2018/06/04 22:44:39 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x31, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) write(r1, &(0x7f00000001c0), 0xfffffef3) read(r0, &(0x7f0000000200)=""/250, 0x50c7e3e3) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f00000000c0), &(0x7f0000000100)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f00000001c0), 0x8) get_mempolicy(&(0x7f0000000000), &(0x7f0000000140), 0x80000000, &(0x7f00004d6000/0x2000)=nil, 0x5) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000000040), 0x10) madvise(&(0x7f00003eb000/0xc00000)=nil, 0xc00000, 0x9) 2018/06/04 22:44:39 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x0, 0x0) poll(&(0x7f0000000100)=[{r0}], 0x1, 0xfffffffffffffffa) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) ioctl$TCXONC(r0, 0x540a, 0x0) r1 = syz_open_pts(r0, 0x0) dup3(r0, r1, 0x0) 2018/06/04 22:44:39 executing program 7: syz_emit_ethernet(0x7ffff000, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:39 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x800, 0x0) mq_timedsend(r0, &(0x7f00000000c0)="88585b5b6c813edf1316944afc5fef2ac2e60240b0acda02c5baa72a4f5fdc7d0de361f72658ffc8c0757d53e37d9db1e6d532262c36ecb6fd3e02073fdf44bcace141ae23c5e331d4cb57607dc142ba21fb0b52bcf35e6e502c462ae686b5b7eaae642c2f69ab00bf0c8cac2750e01caa7edbb6ef1a30184383936683a13b9f08cb7510a14aa34c84d6fe4ca6e0662204a5703977ffca27409e43e673fb5c6990128d72d8b7f266bca4170919300ee85080c6c184c927e4e9f67a798e061600b9d7efeadaf63d61b7e23dc2de51ef50a74519cd6b3f5f563bff722b44", 0xdd, 0x3, &(0x7f00000001c0)={0x0, 0x1c9c380}) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f00000002c0)=0x20000000400006) socket$l2tp(0x18, 0x1, 0x1) 2018/06/04 22:44:39 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xeffdffff], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 456.043729] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:39 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) r2 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x181000) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r2, 0xc0405519, &(0x7f00000000c0)={0x2, 0x4, 0xba, 0x20, 'syz0\x00', 0xfffffffffffffff7}) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:39 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0x10, 0x4e22}, 0x1c) 2018/06/04 22:44:39 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0xfeffffff00000000]}}}, 0x90) 2018/06/04 22:44:39 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x11000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:39 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x800, 0x0) mq_timedsend(r0, &(0x7f00000000c0)="88585b5b6c813edf1316944afc5fef2ac2e60240b0acda02c5baa72a4f5fdc7d0de361f72658ffc8c0757d53e37d9db1e6d532262c36ecb6fd3e02073fdf44bcace141ae23c5e331d4cb57607dc142ba21fb0b52bcf35e6e502c462ae686b5b7eaae642c2f69ab00bf0c8cac2750e01caa7edbb6ef1a30184383936683a13b9f08cb7510a14aa34c84d6fe4ca6e0662204a5703977ffca27409e43e673fb5c6990128d72d8b7f266bca4170919300ee85080c6c184c927e4e9f67a798e061600b9d7efeadaf63d61b7e23dc2de51ef50a74519cd6b3f5f563bff722b44", 0xdd, 0x3, &(0x7f00000001c0)={0x0, 0x1c9c380}) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f00000002c0)=0x20000000400006) socket$l2tp(0x18, 0x1, 0x1) 2018/06/04 22:44:39 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xfffffffd, 0x4e22}, 0x1c) 2018/06/04 22:44:39 executing program 5: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000140)='/dev/midi#\x00', 0x8, 0x0) ioctl$EVIOCSKEYCODE_V2(r1, 0x40284504, &(0x7f0000000180)={0x80000000, 0x14, 0x5, 0x1, "80f397805f264ac47cc50ab5d23ae797f345d273e39552e20470459736ddc238"}) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r3 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) r4 = accept(r0, 0x0, &(0x7f0000000080)) ioctl$KVM_S390_UCAS_UNMAP(r1, 0x4018ae51, &(0x7f00000001c0)={0x4, 0xf0, 0x101}) getsockopt$inet6_dccp_int(r4, 0x21, 0x15, &(0x7f00000000c0), &(0x7f0000000100)=0x4) ioctl$SG_NEXT_CMD_LEN(r3, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r3, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:39 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x100000000000000]}}}, 0x90) 2018/06/04 22:44:39 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xa00000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:39 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0x2, 0x4e22}, 0x1c) 2018/06/04 22:44:40 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:40 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x800, 0x0) mq_timedsend(r0, &(0x7f00000000c0)="88585b5b6c813edf1316944afc5fef2ac2e60240b0acda02c5baa72a4f5fdc7d0de361f72658ffc8c0757d53e37d9db1e6d532262c36ecb6fd3e02073fdf44bcace141ae23c5e331d4cb57607dc142ba21fb0b52bcf35e6e502c462ae686b5b7eaae642c2f69ab00bf0c8cac2750e01caa7edbb6ef1a30184383936683a13b9f08cb7510a14aa34c84d6fe4ca6e0662204a5703977ffca27409e43e673fb5c6990128d72d8b7f266bca4170919300ee85080c6c184c927e4e9f67a798e061600b9d7efeadaf63d61b7e23dc2de51ef50a74519cd6b3f5f563bff722b44", 0xdd, 0x3, &(0x7f00000001c0)={0x0, 0x1c9c380}) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f00000002c0)=0x20000000400006) socket$l2tp(0x18, 0x1, 0x1) 2018/06/04 22:44:40 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") bpf$PROG_LOAD(0x5, &(0x7f0000000300)={0x1, 0x4, &(0x7f00000002c0)=@raw=[@ldst={0x0, 0x1, 0x0, 0x5, 0x0, 0xfffffff8, 0x10}, @alu={0x0, 0x3, 0x6, 0xc, 0x0, 0x8c, 0xc}], &(0x7f0000000280)="47503600c4d0afb979683b3aa6e6251192cd1c1d2bdad19360cda46f", 0x0, 0xc3, &(0x7f0000000380)=""/195}, 0x48) r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x100, 0x0) futimesat(r1, &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)={{}, {0x77359400}}) 2018/06/04 22:44:40 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x8000000]}}}, 0x90) 2018/06/04 22:44:40 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x400300], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:40 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xe, 0x4e22}, 0x1c) 2018/06/04 22:44:40 executing program 5: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r3 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r3, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r3, &(0x7f0000001fdc), 0x4f) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = geteuid() ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000140)=0x0) r7 = geteuid() getgroups(0x1, &(0x7f0000000180)=[0x0]) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f00000001c0)=0x0) r10 = openat$cuse(0xffffffffffffff9c, &(0x7f0000001240)='/dev/cuse\x00', 0x60002, 0x0) bind$inet(r10, &(0x7f00000012c0)={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) getresuid(&(0x7f0000000280), &(0x7f00000002c0)=0x0, &(0x7f0000000d80)) getgroups(0x5, &(0x7f0000000dc0)=[0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0]) r13 = getpgrp(0xffffffffffffffff) setsockopt$inet_tcp_int(r3, 0x6, 0x0, &(0x7f0000001280)=0x3, 0x4) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000e00)={{{@in=@dev, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@mcast2}}, &(0x7f0000000f00)=0xe8) getresgid(&(0x7f0000000f40), &(0x7f0000000f80), &(0x7f0000000fc0)=0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000001040)=0x0) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r10, 0x84, 0x1a, &(0x7f0000001300)={0x0, 0x9a, "43ba8cf7dd40dbe6fa1d8c79a234a96fa5ca9e65d399f0d0570712b17da1fee9289e57a6852e08b2840570c2f335f5fa592758e99b1898c93e8d50e629336b8cccabdded9e55dd6709e5ac452d6df1bf0691dba891fd82e9b1ff38a2b736f359d847af412fb29be14431b9e8d629431544542e4a3c1384c627af30cf43a4e3f49acd69c557138243be37826a62090a0893612ff653766c9345b0"}, &(0x7f00000013c0)=0xa2) getsockopt$inet_sctp6_SCTP_CONTEXT(r10, 0x84, 0x11, &(0x7f0000001400)={r17, 0x50769937}, &(0x7f0000001440)=0x8) fstat(r3, &(0x7f0000001080)={0x0, 0x0, 0x0, 0x0, 0x0}) r19 = getegid() sendmsg$netlink(r4, &(0x7f0000001200)={&(0x7f0000000080)=@kern={0x10}, 0xc, &(0x7f00000000c0)=[{&(0x7f0000000480)={0x4cc, 0x21, 0x43b, 0x70bd26, 0x25dfdbff, "", [@typed={0x8, 0x41, @ipv4=@multicast2=0xe0000002}, @nested={0x2b0, 0x2c, [@generic="96ac68ce45c46386d625d65558e3070cfc95252b5ae59fd4ab0733b5808c1f893d50e2ebbe532679d5beaa702443bb5aa198881b3c5af255", @generic="cc78abc611ad15258f5ed02a606e68b6d57f3a53e3862e7f4f123e7ece24dfae4b080feea63d753dddab4e8c4c55dddea3a0ced8dc3253bb2949f749fd781913514951ac80249f67e2c6fe06e692af583ee77c534530e84ce765cf961836c24ded2fcb4b1845bc3dd1a74e8e1a10ece4483509c5551282a1445bf17382698f6e194e1de08f169402958f92", @generic="5bbd4bd6501c538ca446dc9d53d2a790e406324e46bea2b4768523e942f84eb80145d138c0a9973c887d4e86325bd8aa73a740759b3123571012d3f3b8590ca738cfa363b6564e7c7a420d220400a48cf4fe4de573598be9ebf96b98f397e257bdaea1b01072bbe958368cf1fa41111351c4902fd49d0c17cc49bee8f56296a202574b19761bdb757bf2f8aeb2ced765391d176fc02a8e8c5e5a421980838aebe0f7542497227faa8c36d84ece9e5f0d27b8b2fae8a1e14f32f552fcb7ea8e24938ddac8c806b53f82a7c9cc9e02d1b34c6e348cf9371916ead1a2cafca73e", @typed={0x10, 0x32, @str='/dev/sg#\x00'}, @generic="5c21c902a7df2a1aa8ed5aa8f5861189f3275044a2ac13ae4bb7d5774cc11a937dd8ab7f52f70868b42ff3081f4e8ce408820f37afdcda71a51e5f997005473cd6f55f2872624f1771637654a2b7a5166c2f9c0c6ec6013d75bf2e7b3d247accb824182da2e4907a56bbe7682f88397501aee1cb33719f2e49e33dfa0421be54a6bc2f0e87f7951bc265c1d07ba0b1fd7a6407956f18baa952a64cb9a13cfd4c851677ee79c3a7f05cafb187de4937bc1238a4fd3c8f76fa76cd2623b189b528b8552f911f9678e1442160cf8d78f42b7548731db898ddf5b542427a", @typed={0x8, 0x6a, @u32=0x7}, @typed={0x14, 0x8c, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}]}, @typed={0x8, 0x28, @ipv4=@dev={0xac, 0x14, 0x14, 0xc}}, @nested={0x170, 0x76, [@typed={0x1c, 0x7d, @str='/dev/infiniband/rdma_cm\x00'}, @typed={0x8, 0x94, @uid=r5}, @generic="de2e87189a646b5ad890de85bbf960dc5406b45c7b21b9d2849c0ba6bdbd631bd642ac95cbf1054b0dba9859dcc775f8f5e6139689ee982c7b87151f1e05d6c27dd2b40d932c0473ebedbae197a9488cae0c258c47a83fc5d165c0e6eceb98b37f280a014cf4753054582f55c459a1494eca27e459", @typed={0xd0, 0x40, @binary="752fb5a692bdb0bd1d275e47aa2c2ccaec6c3bbdb6c599fb8974ea5401b7121c1c22a9c09bacec40c0468854ff0bb8051969ef6d865bc4e248c8b292c2590fc39635270f85aff59bfb797da16a4f2ebd5dc0b769ce64aa578091ae996d691ca2d8536464d3b6ad162268e373f200f51e7935b2f0c8b79e5f9245689ad4d551a3b61a87f4611432f732bcbf6b0f0b5f1da8fb251b6b17b8c90d1cd7bcd50f4badf7d1b103b940b216c621bad130206d54d91e08b794f3ad2a38d4414637706a7e077006bdd9333bd98f3560d6"}]}, @typed={0x1c, 0x50, @str='/dev/infiniband/rdma_cm\x00'}, @generic="118ab168db3bf12d0f57e0eea1acd665044b8408b9c764e1f6ab1de793a46fa1b93bad4401f3e09413f5607c423fee031609f03b814742e8dabec05f944e977d1a2f125bb403626dea9e81f80b9bb8bece91fcbb34db71c866efa933e4d5dc09ee15d08758b717e453751ccbdd9c"]}, 0x4cc}, {&(0x7f0000002000)={0x1040, 0x20, 0x42a, 0x70bd29, 0x25dfdbfc, "", [@generic="a558010bb99365d5438e03ac05d4c28d6d13a4aafb63e66f373d", 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", @ANYRES32=r0, @ANYBLOB="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"], 0x335c}], 0x5, &(0x7f0000001100)=[@rights={0x28, 0x1, 0x1, [r3, r1, r0, r3, r1, r1]}, @cred={0x20, 0x1, 0x2, r6, r7, r8}, @cred={0x20, 0x1, 0x2, r9, r11, r12}, @cred={0x20, 0x1, 0x2, r13, r14, r15}, @rights={0x20, 0x1, 0x1, [r0, r3, r0, r3]}, @cred={0x20, 0x1, 0x2, r16, r18, r19}, @rights={0x18, 0x1, 0x1, [r1]}], 0xe0, 0x80}, 0x0) 2018/06/04 22:44:40 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x800, 0x0) mq_timedsend(r0, &(0x7f00000000c0)="88585b5b6c813edf1316944afc5fef2ac2e60240b0acda02c5baa72a4f5fdc7d0de361f72658ffc8c0757d53e37d9db1e6d532262c36ecb6fd3e02073fdf44bcace141ae23c5e331d4cb57607dc142ba21fb0b52bcf35e6e502c462ae686b5b7eaae642c2f69ab00bf0c8cac2750e01caa7edbb6ef1a30184383936683a13b9f08cb7510a14aa34c84d6fe4ca6e0662204a5703977ffca27409e43e673fb5c6990128d72d8b7f266bca4170919300ee85080c6c184c927e4e9f67a798e061600b9d7efeadaf63d61b7e23dc2de51ef50a74519cd6b3f5f563bff722b44", 0xdd, 0x3, &(0x7f00000001c0)={0x0, 0x1c9c380}) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f00000002c0)=0x20000000400006) socket$l2tp(0x18, 0x1, 0x1) 2018/06/04 22:44:40 executing program 7: syz_emit_ethernet(0xfffffdef, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:40 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0xf0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = semget(0x3, 0x4, 0xe) semctl$SETVAL(r1, 0x3, 0x10, &(0x7f0000000000)) timer_create(0xfffffffffffffffe, &(0x7f0000044000)={0x0, 0x7, 0x3}, &(0x7f0000044000)) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x80000, 0x0) ioctl$TUNSETNOCSUM(r2, 0x400454c8, 0x1) socketpair$inet(0x1e, 0x1, 0x0, &(0x7f0000000080)={0x0, 0x0}) setsockopt$inet_tcp_TCP_MD5SIG(r3, 0x6, 0xe, &(0x7f00000000c0)={@in={{0x2, 0x0, @broadcast=0xffffffff}}, 0x0, 0x0, 0x0, "ccf777083b02b812bf518e90c715ecd420695ae64312760ead97808c9d7f6b315d9c747b102bdad3f911506e8da8e7526ea15c262a85555baf39f194eb04731852562831ae1a756041d52d6b21dad9e6"}, 0xd8) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x3, 0x31, 0xffffffffffffffff, 0x0) timer_settime(0x0, 0x3, &(0x7f000004a000)={{0x0, 0x1}, {0x0, 0xe4c}}, &(0x7f0000040000)) 2018/06/04 22:44:40 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x1000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:40 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_udp_encap(r0, 0x11, 0x64, &(0x7f0000000140)=0x2, 0x4) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) socket$pppoe(0x18, 0x1, 0x0) syz_emit_ethernet(0x7e, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffff1900000036236ca7e4ba4c97d3d052a12320000087dd6006f5260008110000000000000000000000b8ec05b80000ff020004000000000000"], &(0x7f00000000c0)) 2018/06/04 22:44:40 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3917081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:40 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0x3fffffff, 0x4e22}, 0x1c) 2018/06/04 22:44:40 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xe00], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:40 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) syz_open_dev$sg(&(0x7f0000000080)='/dev/sg#\x00', 0xfffffffffffffffe, 0xc0000) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:40 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0xfeffffff]}}}, 0x90) 2018/06/04 22:44:40 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x800, 0x0) mq_timedsend(r0, &(0x7f00000000c0)="88585b5b6c813edf1316944afc5fef2ac2e60240b0acda02c5baa72a4f5fdc7d0de361f72658ffc8c0757d53e37d9db1e6d532262c36ecb6fd3e02073fdf44bcace141ae23c5e331d4cb57607dc142ba21fb0b52bcf35e6e502c462ae686b5b7eaae642c2f69ab00bf0c8cac2750e01caa7edbb6ef1a30184383936683a13b9f08cb7510a14aa34c84d6fe4ca6e0662204a5703977ffca27409e43e673fb5c6990128d72d8b7f266bca4170919300ee85080c6c184c927e4e9f67a798e061600b9d7efeadaf63d61b7e23dc2de51ef50a74519cd6b3f5f563bff722b44", 0xdd, 0x3, &(0x7f00000001c0)={0x0, 0x1c9c380}) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f00000002c0)=0x20000000400006) 2018/06/04 22:44:40 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x10003) r2 = memfd_create(&(0x7f0000000140)='\\vboxnet1\x00', 0x0) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="a8", 0x1}], 0x1, 0x81003) ioctl$KVM_DIRTY_TLB(r2, 0x4010aeaa, &(0x7f0000000000)={0x9, 0x56c7}) ioctl$LOOP_CHANGE_FD(r1, 0x4c00, r2) fallocate(r1, 0x11, 0x0, 0x100000001) 2018/06/04 22:44:41 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3913081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:41 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x40000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:41 executing program 2: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") r1 = socket$inet6_sctp(0xa, 0x200000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000961000)=[@in6={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, 0x4}], 0x1c) ioctl$KVM_SET_XSAVE(0xffffffffffffffff, 0x5000aea5, &(0x7f00000001c0)={"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"}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x73, &(0x7f0000000080)={r2, @in6={{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, &(0x7f0000000140)=0x84) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f00000005c0)={0x0, @local}, &(0x7f0000000600)=0xc) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000640), &(0x7f0000000680)=0x4) 2018/06/04 22:44:42 executing program 3: r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffff9c) ioctl$KVM_GET_TSC_KHZ(r0, 0xaea3) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x20000, 0x0) ioctl$KVM_SET_SREGS(r1, 0x4138ae84, &(0x7f0000000080)={{0x2, 0x14000, 0xe, 0x3, 0x6, 0x3, 0xd1c, 0x9, 0x10001, 0x3, 0x3ff, 0x9}, {0x1f000, 0x2000, 0x10, 0x1, 0x1, 0x6c, 0xe1, 0x2, 0xbe9, 0xffffffffffffffff, 0x1, 0x8001}, {0x1d000, 0x2, 0xc, 0x1, 0x9, 0xfffffffffffff001, 0x7, 0xfffffffffffff5b3, 0x7, 0x2, 0x8, 0x1}, {0x0, 0xf001, 0x0, 0x1, 0x1, 0x5, 0x3, 0x8, 0x50dc, 0x1, 0x5}, {0x2, 0xf000, 0xc55bb9f9df4b64de, 0x81, 0x41b, 0x1, 0x48, 0xb52, 0x9, 0x4, 0x6, 0x2}, {0x2000, 0x0, 0xc, 0xffff, 0x292, 0x7f, 0x1000, 0xfff, 0x4, 0x1, 0x2, 0x1}, {0x0, 0xd000, 0x0, 0x8, 0x3, 0x9, 0x8, 0x7fff, 0x0, 0x56cf, 0x5, 0x5}, {0xf000, 0x5000, 0x0, 0x1, 0x2300000000, 0x9, 0x4, 0x7fff, 0x800000000000, 0x9, 0x0, 0x7}, {0xd000}, {0x106000, 0x4000}, 0x20040000, 0x0, 0x3, 0x20000, 0x2, 0x2000, 0x5000, [0xd4, 0x3, 0x3, 0x4]}) connect$rds(r0, &(0x7f00000001c0)={0x2, 0x9c, @loopback=0x7f000001}, 0x10) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/06/04 22:44:42 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f00000000c0)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x336) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r1, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:42 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x6000000}, 0x1c) 2018/06/04 22:44:42 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3916081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:42 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x800, 0x0) mq_timedsend(r0, &(0x7f00000000c0)="88585b5b6c813edf1316944afc5fef2ac2e60240b0acda02c5baa72a4f5fdc7d0de361f72658ffc8c0757d53e37d9db1e6d532262c36ecb6fd3e02073fdf44bcace141ae23c5e331d4cb57607dc142ba21fb0b52bcf35e6e502c462ae686b5b7eaae642c2f69ab00bf0c8cac2750e01caa7edbb6ef1a30184383936683a13b9f08cb7510a14aa34c84d6fe4ca6e0662204a5703977ffca27409e43e673fb5c6990128d72d8b7f266bca4170919300ee85080c6c184c927e4e9f67a798e061600b9d7efeadaf63d61b7e23dc2de51ef50a74519cd6b3f5f563bff722b44", 0xdd, 0x3, &(0x7f00000001c0)={0x0, 0x1c9c380}) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:42 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000]}}}, 0x90) 2018/06/04 22:44:42 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000440)="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", 0x0, 0x0) fcntl$notify(r0, 0x402, 0x800000000000000d) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) fcntl$setsig(r0, 0xa, 0x33) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000000)={0x1, 0x3, 0x200, 0x2, 0xf8, 0x7, 0x2, 0x6, 0x0}, &(0x7f0000000040)=0x20) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000080)=@assoc_id=r1, &(0x7f00000000c0)=0x4) 2018/06/04 22:44:42 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x4], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 458.586515] syz-executor2 (31724) used greatest stack depth: 13048 bytes left [ 458.630883] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:42 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390c081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:42 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x1f4], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:42 executing program 3: mlock(&(0x7f0000ffb000/0x3000)=nil, 0x3000) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x89f1, &(0x7f0000000040)={'sit0\x00\x00\x00\x00\x00\x00\x00\x00\a\x00', &(0x7f0000000180)=ANY=[@ANYBLOB="1b000000000000001edaaea25b8ab856e52adfe344022e1ede4bc4263561792b2f00000000000000fd"]}) sendto$inet6(0xffffffffffffffff, &(0x7f0000000000)="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", 0x1a1, 0x0, &(0x7f0000001000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_ifreq(r0, 0x89f1, &(0x7f0000000280)={"736974300000000000000200", @ifru_data=&(0x7f0000000180)="d61a072afa6a2e6e9105a65cf0b08be4d57565e1a85eff283ee23d954743a2e3"}) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000200)) 2018/06/04 22:44:42 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x800, 0x0) mq_timedsend(r0, &(0x7f00000000c0)="88585b5b6c813edf1316944afc5fef2ac2e60240b0acda02c5baa72a4f5fdc7d0de361f72658ffc8c0757d53e37d9db1e6d532262c36ecb6fd3e02073fdf44bcace141ae23c5e331d4cb57607dc142ba21fb0b52bcf35e6e502c462ae686b5b7eaae642c2f69ab00bf0c8cac2750e01caa7edbb6ef1a30184383936683a13b9f08cb7510a14aa34c84d6fe4ca6e0662204a5703977ffca27409e43e673fb5c6990128d72d8b7f266bca4170919300ee85080c6c184c927e4e9f67a798e061600b9d7efeadaf63d61b7e23dc2de51ef50a74519cd6b3f5f563bff722b44", 0xdd, 0x3, &(0x7f00000001c0)={0x0, 0x1c9c380}) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:42 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x80, 0x40) ioctl$KVM_SET_TSC_KHZ(r0, 0xaea2, 0x5) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}, 0xffffffff90d02a29}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000004c0)=ANY=[@ANYBLOB="64610eb182235b9d251687806c14000000880000faaf9dfbf1c2cd3e8b4b6aabe21ffb7a3bc6254820bfb02912a8a18bd5fa91e2b221ce903f684f07daa63e3c75d1da34d0", @ANYRES32=r1, @ANYBLOB="0000000002000000ac1414bb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) r3 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x0, 0x400000) ioctl$VT_SETMODE(r3, 0x5602, &(0x7f00000000c0)={0x80000000, 0xfdc7, 0x6, 0x8, 0xfffffffffffffffa}) 2018/06/04 22:44:42 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x8]}}}, 0x90) 2018/06/04 22:44:42 executing program 2: munmap(&(0x7f000000f000/0x4000)=nil, 0x4000) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000040)="410f01df66400f3882ad5a1f0000f466baf80cb8a6a6cf83ef66bafc0cecb9800000c00f3235002000000f30db11660fd10866b826008ee00f01d126400f01fc"}], 0x1, 0x26, &(0x7f00000002c0), 0x10000337) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000000)={0x10004, 0x0, 0x0, 0x2000, &(0x7f0000017000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/06/04 22:44:42 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x9000000}, 0x1c) 2018/06/04 22:44:42 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390d081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:42 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x7ffffff7], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:42 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x800, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:42 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) r4 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0xfff, 0x8001) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000080)={0x0, 0x1234, 0x20}, &(0x7f00000000c0)=0xc) setsockopt$inet_sctp_SCTP_RTOINFO(r4, 0x84, 0x0, &(0x7f0000000100)={r5, 0x3f, 0x5, 0x3}, 0x10) ioctl$KVM_ENABLE_CAP_CPU(r3, 0xc008ae88, &(0x7f00000001c0)={0x7b, 0x0, [0x9e]}) [ 458.912132] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:42 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0xe) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:42 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd391c081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:42 executing program 1: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:42 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x8000000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:42 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x4800000000000003, 0x0) ioctl$sock_ifreq(r0, 0x89f0, &(0x7f0000000000)={"6970365f76746930fdfffdff00", @ifru_data=&(0x7f00000000c0)="a325d3c91116bf66fed2b246a94500aa6593352d29be1746fd84168b6ef37b32"}) r1 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x1, 0x4000) openat$cgroup_type(r1, &(0x7f0000000080)='cgroup.type\x00', 0x2, 0x0) 2018/06/04 22:44:42 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x54550100}, 0x1c) 2018/06/04 22:44:42 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe]}}}, 0x90) 2018/06/04 22:44:42 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000100)="0047fc2f07d82c99240970") mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0xfffffffffffffffe}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000013e95), 0x4) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x6, &(0x7f00000006c0)={0x0, @in6={{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, &(0x7f00000007c0)=0x100) close(r2) close(r1) [ 459.191074] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:42 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3909081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:42 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x3000000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:42 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0047fc2f07d82c99240970") ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000240)="c626262c8523") r1 = syz_open_dev$binder(&(0x7f0000000100)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = syz_open_dev$binder(&(0x7f00000002c0)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x1000000, 0x14, r0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r2, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000140)={0x14, 0x0, &(0x7f0000000200)=[@acquire_done={0x40486311}], 0x3f3b8c0a42f03c0d}) 2018/06/04 22:44:42 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0xfffffffffffffffd, 0x8}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/uinput\x00', 0x80, 0x0) chroot(&(0x7f00000000c0)='./file0\x00') ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000000080)={{0xffffffffffffffff, 0x0, 0x7ff, 0x1, 0xc6}}) 2018/06/04 22:44:42 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:42 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) ioctl$TIOCCBRK(r0, 0x5428) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000080)=ANY=[@ANYBLOB="14005610d2f700fa", @ANYBLOB="716e9b322f9bf07dcef7403e4809cc28c0ac74c7e836c7525f9f33290711875f3bf1ae0a0e9cff5dbac8f354567182fbed2fbb0ece0c16a758877d2abde4ad39232c1413bde591c5974a05687d831026285e5d337168a359ebd7b9d436cc", @ANYRES16=r0], 0x68) 2018/06/04 22:44:42 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xe8030000}, 0x1c) [ 459.356591] binder_alloc: 31866: binder_alloc_buf, no vma [ 459.362250] binder: 31866:31867 transaction failed 29189/-3, size 0-0 line 2971 2018/06/04 22:44:42 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000000000]}}}, 0x90) [ 459.421757] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 459.484587] binder: BINDER_SET_CONTEXT_MGR already set [ 459.517771] binder: 31866:31886 ioctl 40046207 0 returned -16 2018/06/04 22:44:43 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0xfeffffff00000000]}}}, 0x90) 2018/06/04 22:44:43 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3919081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:43 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:43 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x1100], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:43 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) r2 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x2) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000000c0)='memory.swap.current\x00', 0x0, 0x0) ioctl$VHOST_SET_VRING_KICK(r2, 0x4008af20, &(0x7f0000000100)={0x3, r3}) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=ANY=[@ANYBLOB="14000000880000fa", @ANYRES32=r0, @ANYBLOB="0000000002000000ac1414bb0000000000eafe405718cd3b980000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) 2018/06/04 22:44:43 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) syncfs(r0) r1 = openat$cgroup_ro(r0, &(0x7f0000000100)='cpuset.memory_pressure\x00', 0x0, 0x0) pread64(r0, &(0x7f00000003c0)=""/234, 0xfffffffffffffe25, 0x1000000000000048) pread64(r1, &(0x7f00000000c0)=""/34, 0x22, 0x0) 2018/06/04 22:44:43 executing program 3: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x80000003e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x62, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000b32fff)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000040)) r2 = accept(0xffffffffffffffff, &(0x7f0000000380)=@pppoe={0x0, 0x0, {0x0, @broadcast}}, &(0x7f0000000400)=0x80) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000440)={0x0, 0x3f, 0x5, 0x2, 0x1, 0x1, 0x100, 0xf41, {0x0, @in6={{0xa, 0x4e23, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0xad}}, 0x7fffffff, 0x9, 0x100000001, 0x0, 0x100000001}}, &(0x7f0000000500)=0xb0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000540)={r3, @in={{0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x3, 0xc6b, 0x1, 0x401, 0x4}, 0x98) r4 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x7, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r4, 0x0, 0x48f, &(0x7f0000000080)={0x6b, @loopback=0x7f000001, 0x4e23, 0x1, 'dh\x00', 0x2, 0x7, 0x2c}, 0x2c) r5 = dup3(r0, r1, 0x0) ioctl$KVM_IRQ_LINE(r5, 0x4008ae61, &(0x7f0000000600)={0x1f, 0xe9}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r5, 0x84, 0x70, &(0x7f00000000c0)={0x0, @in6={{0xa, 0x4e24, 0x80000001, @local={0xfe, 0x80, [], 0xaa}, 0xfffffffffffffffd}}, [0x6, 0x200, 0x80, 0x2, 0x9, 0xff, 0x2, 0x7ff, 0x27e, 0x401, 0x80, 0xfffffffffffffff7, 0x4, 0x2a, 0xffffffffffffffc0]}, &(0x7f00000001c0)=0x100) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x1f, &(0x7f0000000280)={r6, @in6={{0xa, 0x4e22, 0x0, @empty, 0x2de4}}, 0x800, 0x2a}, &(0x7f0000000340)=0x90) 2018/06/04 22:44:43 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xff0f0000}, 0x1c) 2018/06/04 22:44:43 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3907081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:43 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x0, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:43 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x34000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 459.641499] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:43 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000240)='/dev/rtc0\x00', 0x400010081, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r0, 0x40a85321, &(0x7f00000000c0)={{0x1, 0x1ff}, 'port0\x00', 0x1, 0x100000, 0x3, 0x3, 0x1, 0x1000, 0x20c7, 0x0, 0x2, 0x9}) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot\x00', 0x0, 0x0) r2 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r2, &(0x7f000047b000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r2, 0x1) r3 = socket$inet6(0xa, 0x4, 0x10000002) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000340)={{{@in6=@local, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in6=@loopback}}, &(0x7f0000000440)=0xe8) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000480)={@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, @mcast1={0xff, 0x1, [], 0x1}, @local={0xfe, 0x80, [], 0xaa}, 0x6, 0xff, 0x0, 0x400, 0x1, 0x80400000, r4}) connect$inet6(r3, &(0x7f0000000280)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r5 = accept4$inet6(r2, &(0x7f0000000000), &(0x7f0000000040)=0x1c, 0x0) sendmsg(r5, &(0x7f0000001340)={&(0x7f00000000c0)=ANY=[], 0x0, &(0x7f0000000140), 0x0, &(0x7f00000013c0)=ANY=[]}, 0x0) sendmsg(r5, &(0x7f0000000680)={&(0x7f0000000180)=@nfc={0x27}, 0x80, &(0x7f0000000500), 0x0, &(0x7f0000001480)}, 0x0) 2018/06/04 22:44:43 executing program 3: r0 = socket(0x11, 0x100000803, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000240)='/dev/net/tun\x00', 0x0, 0x101000) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={"6966623000faffffffffffffff00", 0x5001}) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r2 = socket(0x11, 0x3, 0x0) setsockopt$packet_int(r2, 0x107, 0xf, &(0x7f0000788000)=0x2, 0x4) setsockopt$SO_RDS_TRANSPORT(r2, 0x114, 0x8, &(0x7f0000000140), 0x4) bind$packet(r2, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) r3 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x8, 0x2001) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000000080)={0xd0002000}) setsockopt(r2, 0x107, 0x5, &(0x7f0000001000), 0xc5) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) write$tun(r1, &(0x7f00000002c0)=ANY=[@ANYBLOB="0003000008000000000060ce38450014000000000000000000000000000000000000fe80000000000000000000000000000000000000d5dd9c1621e49834141d8e4d9b81c616eb7ff087831141fd820952df9e473fce314e4174b2a0b10cb30f89e286b18a8a080378cdd874cf35a70043b2a915427a6135000000000000000000000000000000", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5000000090780000"], 0xfcfb) 2018/06/04 22:44:43 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x5e) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:43 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x103080}, 0x1c) 2018/06/04 22:44:43 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000]}}}, 0x90) 2018/06/04 22:44:43 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x0, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:43 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x4], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 459.896905] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:43 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390f081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:43 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x5b01000000000000}, 0x1c) 2018/06/04 22:44:43 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x0, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:43 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x1100000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:43 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) fcntl$setpipe(r0, 0x407, 0x0) 2018/06/04 22:44:43 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2, 0x4, 0x8, 0x1, 0xd}, 0x2c) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000180)='/dev/dsp\x00', 0x2000, 0x0) setsockopt$RDS_CONG_MONITOR(r1, 0x114, 0x6, &(0x7f00000001c0)=0x1, 0x4) syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000280)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x3, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x3) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f0000000300), &(0x7f00000003c0)=0x8) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={r0, &(0x7f0000000040)}, 0x10) r2 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x9, 0xa80) getsockopt$inet_sctp_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000080), &(0x7f00000000c0)=0xb) 2018/06/04 22:44:43 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f00000004c0)=ANY=[@ANYBLOB="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", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) r2 = open(&(0x7f0000000080)='./file0\x00', 0x800, 0x40) ioctl$PPPIOCGCHAN(r2, 0x80047437, &(0x7f00000000c0)) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=ANY=[@ANYBLOB="14000000880000fa", @ANYRES32=r0, @ANYBLOB="00000000eea80000ac1414bb0000000100000000000000000000000000000000000000000000000000000000000000000000000000000000853156c31c822ba2558d208700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000"], 0x90) 2018/06/04 22:44:43 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000]}}}, 0x90) 2018/06/04 22:44:43 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x0, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:43 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3911081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:43 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xe], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 460.110851] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:43 executing program 3: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000040), &(0x7f0000000080)=0x4) sendmsg$nl_netfilter(r0, &(0x7f0000065fc8)={&(0x7f0000791000)={0x10}, 0xc, &(0x7f0000dd0ff0)={&(0x7f0000d3dc98)={0x14, 0x13, 0x800000a, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng\x00', 0xa0000, 0x0) ioctl$ASHMEM_GET_NAME(r1, 0x81007702, &(0x7f0000000100)=""/242) 2018/06/04 22:44:43 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x1, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000600)={0x0, 0xd6, "5747d40c027594dda95f2f234341c1d844ef7bf665b47cc7f185073dbd1d66277e9eb86427bf11d11e8d09a53bf5f3c9b7fa4873dedefb70e907b93f25838c6b780a6af7a5871be1e09521bcbdb7d16f9dd5a8a34fbc1db0b7095fe6198900a721ebe3b8a5cae5672bec6c50e786cf8383d2d28512723839dedba16a41a47cddb4345fd4bbf1f2629e9c0589ce7c246214bd2690a386eb7b3335d7e3751e6e12a14763080072bd8c7d0e80f6a0d011675bae78e57a541d158e6932bdfc908e581ec34a43537d69984484469c75da688ecc1a918f1ae2"}, &(0x7f0000000700)=0xde) setsockopt$inet_sctp_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000000740)={r1, 0xe7, 0x63, "29b58b8260aa1a5c0dd02fb903f9ff7ebb14338fcb001ec9d78a69a01eb1e89966a72fe18dfbb532aef0875add7278b8f4ba1b9cd66aa22239b6ebaa8bde6ac1671317a7251df8e9f0aa86d1e6180a53bbfb3ac612f4e7d7d37dac335e4f30f6967adf"}, 0x6b) write$cgroup_type(r0, &(0x7f0000000040)='threaded\x00', 0x9) ioctl$DRM_IOCTL_AGP_RELEASE(r0, 0x6431) pipe2(&(0x7f0000000080), 0x84000) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000580)=@broute={'broute\x00', 0x20, 0x3, 0x458, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000100], 0x0, &(0x7f00000000c0), &(0x7f0000000100)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x3, 0x64, 0x6000, '\x00', 'veth1\x00', 'veth1_to_bridge\x00', 'sit0\x00', @random="b2836c76e58b", [0xff, 0x0, 0x0, 0xff], @random="c158ea04b246", [0xff, 0xff, 0xff, 0xff, 0x0, 0xff], 0xe0, 0x140, 0x188, [@state={'state\x00', 0x8, {{0x7f}}}, @statistic={'statistic\x00', 0x18, {{0x0, 0x0, 0x2, 0x3, 0x2, 0x2}}}]}, [@common=@STANDARD={'\x00', 0x8, {0xfffffffffffffffe}}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8, {{0x7}}}]}, @common=@ERROR={'ERROR\x00', 0x20, {"27923474e2944cdfdb4c3655d3bc285a90bf17c1ac8ea555aaf400a3b027"}}}]}, {0x0, '\x00', 0x1, 0xfffffffffffffffc, 0x2, [{{{0x7, 0x8, 0x16, 'ip6_vti0\x00', 'eql\x00', 'bcsh0\x00', 'eql\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0xff, 0x0, 0xff, 0x0, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0x0, 0xff, 0xff], 0x70, 0xc0, 0x108}, [@common=@log={'log\x00', 0x28, {{0x9, "b571c6d840b5d104cdbc1dd1267bbff941d020e431280876e0a02a6c4310", 0x3}}}]}, @common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00', 0x4f8, 0x80000001, 0x1}}}}, {{{0x5, 0x2, 0x10, 'veth1_to_team\x00', 'eql\x00', 'veth1_to_bond\x00', '\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [0x0, 0xff, 0x0, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0x0, 0xff, 0x0, 0x0, 0x0, 0xff], 0x70, 0xd0, 0x108}, [@common=@redirect={'redirect\x00', 0x8, {{0xffffffffffffffff}}}, @common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffc}}}]}, @common=@dnat={'dnat\x00', 0x10, {{@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 0xfffffffffffffffd}}}}]}]}, 0x4d0) 2018/06/04 22:44:43 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000380)=ANY=[@ANYBLOB="00000000180000fa0000000000000000", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB='\x00\x00\x00\x00'], 0x1c) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) r3 = creat(&(0x7f0000000080)='./file0\x00', 0x0) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000004c0)=ANY=[@ANYBLOB="20000000880000fa", @ANYRES32=r1, @ANYBLOB="0000030000000000ac1414bb0000000000000000000000000000000000000000000000000000000000000000000000000000000000000600000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000fb0a7f26013effbf03e02f578ea5809afbcf58fc62482ddd0306fe36b153c93b6322a41c023266e7eb5846b5b43aa74fda7b7d96521f7f2968ed7ff9d9d99769dc62c148e4af0eaf49c9c2c4f496e2edda20ecb73aa98cf39056e102c84dabfc8386638d00000000"], 0x90) read(r3, &(0x7f00000000c0)=""/164, 0xa4) 2018/06/04 22:44:43 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x0, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:43 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8]}}}, 0x90) 2018/06/04 22:44:43 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3915081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:43 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0054fc2f07d82c99240970") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000240)={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(rfc4309(ccm(serpent-generic)))\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000001f3a)="ad56b6", 0x3) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000000)="abca93c23ffcff9d62632d104d2b9deaf0ecb81b2b7ef579ebb67dc2f1a02066313114e89ffc3cc04a1f4c", 0x2b) 2018/06/04 22:44:43 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x54050000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:43 executing program 3: r0 = socket(0x4000003, 0xfffffffffffffffd, 0x8) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000040)={{{@in6=@mcast1, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@broadcast}}, &(0x7f0000000140)=0xe8) r2 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0xffffffffffffff9c, 0x6, 0x1, 0xffff, &(0x7f0000000000)=[0x0], 0x1}, 0x20) recvfrom$ipx(r0, &(0x7f0000000240)=""/4, 0x4, 0x10020, 0x0, 0x0) ioctl$KDSKBLED(r2, 0x4b65, 0x1ff) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'eql\x00', r1}) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f00000001c0)=0x8845, 0x326) 2018/06/04 22:44:43 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x5555000000000000}, 0x1c) 2018/06/04 22:44:44 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x0, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:44 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xa000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 460.396723] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:44 executing program 3: r0 = socket(0x10, 0x80002, 0x2) recvmsg(r0, &(0x7f0000000600)={&(0x7f0000000340), 0x80, &(0x7f0000000840), 0x0, &(0x7f00000008c0)=""/4096, 0x1000}, 0x0) bind$netlink(r0, &(0x7f0000000040)={0x10, 0x0, 0xfffff7ffffffffff, 0xfffffffffffffffd}, 0xc) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000240)=0x40, 0x4) connect$netlink(r0, &(0x7f0000e8f000)=@proc={0x10, 0x0, 0x1}, 0xc) sendmmsg$alg(r0, &(0x7f0000000140)=[{0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000100)}], 0x492492492492805, 0x0) 2018/06/04 22:44:44 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3912081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:44 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x501800, 0x0) ioctl$SG_GET_RESERVED_SIZE(r0, 0x2272, &(0x7f00000000c0)) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000100)={'veth1_to_team\x00', 0x10000}) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{{}, 0x1, 0x3863c653}, {{0x0, 0x2710}, 0x8, 0x0, 0x800}], 0xff0f) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=ANY=[@ANYBLOB="6713d5b276d8b494", @ANYRES32=r1, @ANYBLOB="0000000002320100001414bb00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) ioctl$EVIOCSREP(r0, 0x40084503, &(0x7f0000000140)=[0x0, 0x10000]) 2018/06/04 22:44:44 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000380)='/dev/rtc0\x00', 0x0, 0x0) ioctl$KVM_ENABLE_CAP(r0, 0x4068aea3, &(0x7f00000003c0)={0x79, 0x0, [0xdb4, 0x6b64, 0x2, 0x9]}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) recvmmsg(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000080)) setsockopt$inet_group_source_req(r1, 0x0, 0x2e, &(0x7f00000000c0)={0x0, {{0x2, 0x4e23, @multicast2=0xe0000002}}, {{0x2, 0x8, @broadcast=0xffffffff}}}, 0x108) syz_extract_tcp_res$synack(&(0x7f0000000040), 0x1, 0x0) getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f00000002c0)={'filter\x00', 0x0, 0x4, 0x60, [], 0x4, &(0x7f0000000200)=[{}, {}, {}, {}], &(0x7f0000000240)=""/96}, &(0x7f0000000340)=0x78) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000ac0)={'bridge_slave_1\x00', 0x0}) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000b00)={{{@in=@rand_addr, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in6=@dev}}, &(0x7f0000000c00)=0xe8) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000c40)={{{@in6=@dev={0xfe, 0x80, [], 0xe}, @in6=@loopback={0x0, 0x1}, 0x4e22, 0x0, 0x4e20, 0x8, 0xa, 0x20, 0x80, 0x7f, r2, r3}, {0x7fffffff, 0x2, 0x20000, 0x1, 0xffffffff, 0xfffffffffffff001, 0x1, 0x7}, {0x3, 0x1ff, 0x3, 0x1}, 0x2, 0x6e6bb8, 0x0, 0x1, 0xa47cd0d9ef4e621e, 0x3}, {{@in=@loopback=0x7f000001, 0x4d3, 0x2b}, 0xa, @in, 0x3506, 0x5, 0x1, 0x88d2, 0x6, 0x1, 0x4}}, 0xe8) r4 = socket(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000380)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)=@ipv4_getroute={0x1c, 0x1a, 0x401, 0x0, 0x0, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3100}}, 0x1c}, 0x1}, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000500)={0x0, 'team_slave_0\x00'}, 0xf1) 2018/06/04 22:44:44 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:44 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe]}}}, 0x90) 2018/06/04 22:44:44 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x500000000000000}, 0x1c) [ 460.663842] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:45 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x11000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:45 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3906081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:45 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:45 executing program 2: r0 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x2) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) r1 = getpid() sched_setaffinity(r1, 0x8, &(0x7f0000000200)=0x2) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) r2 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x3ee, 0x10000) ioctl$KVM_SET_PIT2(r2, 0x4070aea0, &(0x7f0000000040)={[{0x9, 0x639, 0xfffffffffffffff7, 0x5, 0x5, 0x100000000, 0x0, 0x6, 0x5, 0x0, 0xffffffffffffffe1, 0x3, 0xa0000000000}, {0x8001, 0x6, 0x8000, 0x5, 0x5, 0xfffffffffffffffc, 0x1, 0x0, 0x400, 0x9, 0x0, 0xfffffffffffffffc, 0xa9d9}, {0x2, 0x4, 0x4, 0x8, 0xff, 0x2, 0x3, 0x4, 0x25, 0x7, 0x4ce, 0xffff, 0x9}], 0x73e3bec8}) write$sndseq(r0, &(0x7f0000000000), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r0, 0x4058534c, &(0x7f000035d000)) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000efb000)='/dev/sequencer2\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f00000000c0)={0x400, 0xf, 0x420, 0x7, 0x0}, &(0x7f0000000100)=0x10) ioctl$TUNSETLINK(r3, 0x400454cd, 0x31f) getsockopt$inet_sctp_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000140)=@assoc_value={r4}, &(0x7f0000000180)=0x8) getsockopt$inet6_IPV6_IPSEC_POLICY(r3, 0x29, 0x22, &(0x7f0000001300)={{{@in, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @local}}}}, &(0x7f0000001400)=0xe8) sendto$packet(r2, &(0x7f00000012c0)="94292c24bf1bcb", 0x7, 0x0, &(0x7f0000001440)={0x11, 0xd, r5, 0x1, 0x211, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000001280)={r3, &(0x7f0000000240)="49ce8ad9ad86ef7e2af4e96cb7d6fe7d97d5d9272ebb206f5ff9d6f01e5639dc4c8cef36bf8b17bcd82448578f16", &(0x7f0000000280)=""/4096}, 0x18) ioctl$TUNGETFEATURES(r2, 0x800454cf, &(0x7f00000001c0)) 2018/06/04 22:44:45 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:45 executing program 3: perf_event_open(&(0x7f0000000000)={0x8, 0x70, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) 2018/06/04 22:44:45 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfeffffff00000000]}}}, 0x90) 2018/06/04 22:44:45 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x28000000}, 0x1c) 2018/06/04 22:44:45 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x40000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:45 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:45 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd391b081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 461.503726] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:45 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x29, 0x2, 0x0) close(r0) socket$inet_smc(0x2b, 0x1, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x4, 0x200000) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000100)={0x50, 0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB="11634840040000000000000001000000000000000000000010000000000000000000000028000000000000002800000000000000", @ANYPTR=&(0x7f0000000300)=ANY=[@ANYBLOB="852a747000000000", @ANYPTR=&(0x7f0000000040)=ANY=[@ANYBLOB='\x00'], @ANYBLOB="01000000009aa000040000002000000000000000000000000000f77640d7c555466bc265f7cd96374989262e7e6b240c5bde014ad12ba16ad0168149d3dbe2c8a4fc866f813419f4"], @ANYPTR=&(0x7f00000000c0)=ANY=[@ANYBLOB='x\x00\x00\x00\x00\x00\x00\x00@\x00\x00\x00\x00\x00\x00\x00x\x00\x00\x00\x00\x00\x00\x000\x00\x00\x00\x00\x00\x00\x00 \x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="03000000000000000c630000"], 0xb0, 0x0, &(0x7f0000000240)="212cb10dfcb74428c20f605b133d771bc41e03a29b22fd73ecd9808f7cdcd730ea6fa7baeff8a2dd90328c2a34f97b064feb72943701dd17361f0a500eb5e51cb25852037f5068820449e40c252f7c534b47f61e75f6219dc114b153c73585df160ced363d890a818e8682837aa3f9cd9843d361a0f018da6d113060109193b9e2fb85ffb2f9ddfc9104206e4d801563d8d533eace4c249a19f454c3bd443fb878d6142cbcad859a739ead83584eda26"}) sendmmsg(r0, &(0x7f0000005040)=[{{&(0x7f00000024c0)=@hci={0x1f}, 0x80, &(0x7f0000002980), 0x0, &(0x7f0000002a00)}}, {{&(0x7f0000003400)=@hci={0x1f}, 0x80, &(0x7f0000004840), 0x1f3, &(0x7f00000048c0)}}], 0x2, 0x0) ioctl$RNDADDENTROPY(r1, 0x40085203, &(0x7f0000000380)=ANY=[@ANYBLOB="00000000ca000000b55e91f45a5e499ea39c8d0c3a7b7c8aa17b36019adb7d333a6662f35cbbd4b671a55f50feab5470b8bd8642eeca95a525259f2d8d60b97308337b071937643f7b8c54a5fb2616412ed7d9b3f1551a84de65ed62b0c5fd8bef7138f4641300015dbc1c3ad7bbae4575df1715c001785945c9c9b32574455aeca0c5e29c782eca1a070000000000d3b9985f1496d2bd6730d7b42afa7eb49eef474a52871cc01987b3242a41a519013a250303ed762ceb763a563157e5e089d9e7a508d914eb9126bb511eecda0000"]) 2018/06/04 22:44:45 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r2, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r2, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(r0, &(0x7f0000000480)=@reject={0x9, 0x0, 0xfa00, {r1, 0xaa, "13f570", "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"}}, 0xffffffffffffffa4) 2018/06/04 22:44:45 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xfec0}, 0x1c) 2018/06/04 22:44:45 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x14, 0x22, 0x1, 0x0, 0x0, {0x4}}, 0x14}, 0x1}, 0x0) 2018/06/04 22:44:45 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000]}}}, 0x90) 2018/06/04 22:44:45 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd391e081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 461.734430] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:46 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x8000000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:46 executing program 3: syz_emit_ethernet(0x7a, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, '>![', 0x44, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @empty={[0x89ffffff]}, {[], @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x86dd}, {0x8, 0x88be, 0x0, {{0x0, 0x1}, 0x1}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2}, 0x2}}, {0x8, 0x6558}}}}}}}, &(0x7f0000001640)) r0 = accept$inet(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, @multicast2}, &(0x7f0000000340)=0x10) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000380)=0x2, 0x4) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x2, 0x0) getsockname$inet6(r1, &(0x7f00000000c0)={0x0, 0x0, 0x0, @ipv4={[], [], @broadcast}}, &(0x7f0000000100)=0x1c) setsockopt$RDS_CONG_MONITOR(r1, 0x114, 0x6, &(0x7f0000000140), 0x4) 2018/06/04 22:44:46 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=ANY=[@ANYBLOB="00000000180700000000000000000000", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:46 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3905081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x50000}, 0x1c) 2018/06/04 22:44:46 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x14, 0x22, 0x1, 0x0, 0x0, {0x4}}, 0x14}, 0x1}, 0x0) 2018/06/04 22:44:46 executing program 2: memfd_create(&(0x7f0000000040)='\x00bdev!trustedem0system]\x00', 0x1) clone(0x12500, &(0x7f0000000140)="8a8225f1f09d3082e1dc6c8faa19ffd1759ea9f4fa7e1fe6aac6702850e4cb281bd293ae4e828bd076b161dd4c6008ed73a51abda7aedb073badef2ff3175f626ce676369e5fd1a31096d3ab5d3d4052594ca7b0abebe6564b153208b839e1fa20dfe15afc3840e8a44800fdb9a4acb768e72ba77fa3161a3848d4eb3d715ba7a577d6cb9f1b889a38b0192c93b1caa1829233dca1e0ac2fa207c7d4c5477dad64f54fa31e0f9c9d6d8c55fd273a726fad0aa596037e2ce2bd484eeb7662d6768596ec61fee773d5f08b120ed0", &(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)="18b453d298aa843a19bcb30832274fe19d91e91addc836b2a6a4f06d6bf331d4c9766209b953a6a91e549ef5ac48b98c2c327a2336b7ff757ce4d882dc9c3089170af3f96b687fd096aec7b8fd30504af48e8a9eaa1a0f73d9ac00b334df828cd2dd54fa2a6d44dacbc525679ad1a88485cb30f72d9f75198ba6b2ee9e52065f648c5e97930f546b6710e50c30918a382915791b") r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2, 0xa, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, [@sadb_x_filter={0x5, 0x1a, @in=@rand_addr, @in6, 0x0, 0x14}]}, 0x38}, 0x1}, 0x0) 2018/06/04 22:44:46 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000000000]}}}, 0x90) 2018/06/04 22:44:46 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390a081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 462.502198] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:46 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f0000001200)=""/148, 0x94}], 0x1, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)='net/snmp6\x00') preadv(r1, &(0x7f0000000480)=[{&(0x7f0000000280)=""/209}, {&(0x7f0000000380)=""/242}], 0x10000000000002a1, 0x0) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), 0x4) 2018/06/04 22:44:46 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xa00000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:46 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x14, 0x22, 0x1, 0x0, 0x0, {0x4}}, 0x14}, 0x1}, 0x0) 2018/06/04 22:44:46 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}}}, 0x20) r1 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_NEXT_CMD_LEN(r1, 0x2283, &(0x7f0000000040)=0xc2) r2 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x40) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, &(0x7f00000006c0)={@remote, 0x0}, &(0x7f0000000700)=0x14) sendmsg$nl_route(r2, &(0x7f00000007c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x21}, 0xc, &(0x7f0000000780)={&(0x7f0000000740)=@dellink={0x38, 0x11, 0x1, 0x70bd25, 0x25dfdbfb, {0x0, 0x0, 0x0, r3}, [@IFLA_NUM_RX_QUEUES={0x8, 0x20, 0x1}, @IFLA_LINKMODE={0x8, 0x11, 0xffffffff}, @IFLA_LINKMODE={0x8, 0x11, 0x79}]}, 0x38}, 0x1, 0x0, 0x0, 0x24000804}, 0x1) write$evdev(r1, &(0x7f0000001fdc)=[{}, {{0x0, 0x2710}}], 0x30) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:44:46 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000080)='/dev/admmidi#\x00', 0x8, 0x100000000002801) ioctl$KVM_SET_XSAVE(r1, 0x5000aea5, &(0x7f0000000280)={"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"}) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) sendfile(r2, r1, &(0x7f00000000c0), 0x4) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000008000/0x2000)=nil}) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x8, 0x11, r4, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x850, r0, 0x0) ioctl$KVM_SET_CPUID2(0xffffffffffffffff, 0x4008ae90, &(0x7f0000001040)={0x6, 0x0, [{}, {}, {}, {}, {}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]}) ioctl$KVM_RUN(r4, 0xae80, 0x0) 2018/06/04 22:44:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xf4010000}, 0x1c) 2018/06/04 22:44:46 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3904081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 462.766953] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:46 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000]}}}, 0x90) 2018/06/04 22:44:46 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x200000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:46 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x0, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:46 executing program 5: r0 = request_key(&(0x7f0000000080)='encrypted\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, &(0x7f0000000200)="00e389a4c7c0242d926867ec6211c4a8e34b48828c262562ec38025e2e4d5588d55aa366e8830e167e2f53d960c9d21b552692cbd62a97de533cdbe1e673b93ff47a4b3759b21943d913dcab91e4865036ab62c07f9b5778764988e795ba4444e2938f456c3e91534f92df7297bca7fa490808fb3274853d551aba1b643d902adcb4f7e9da493329ad", 0xfffffffffffffffb) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000180)={0xffffffffffffffff}) fcntl$setflags(r1, 0x2, 0x1) add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000000c0)=']~', 0x2, r0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x8}, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000000300)=ANY=[@ANYRES32=0x0, @ANYBLOB="110004000400030001000800"], &(0x7f0000000340)=0x10) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000380)={r3, 0x2}, &(0x7f00000003c0)=0x8) 2018/06/04 22:44:46 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3902081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xff00}, 0x1c) 2018/06/04 22:44:46 executing program 2: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) chroot(&(0x7f0000000280)='./file0\x00') socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000100)) r0 = accept4$inet6(0xffffffffffffffff, 0x0, &(0x7f0000000040), 0x80800) setsockopt$inet6_opts(r0, 0x29, 0xf5c485cbb84e8336, &(0x7f00000000c0)=@fragment={0x16, 0x0, 0x8000, 0x0, 0x0, 0xffffffffffffff40, 0x64}, 0x8) umount2(&(0x7f0000000000)='./file0\x00', 0x6) 2018/06/04 22:44:46 executing program 3: r0 = socket$inet6(0xa, 0x2, 0xfffffffffffffffe) connect$inet6(r0, &(0x7f0000000140)={0xa, 0xffffffffffffffff, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x18}}}, 0x1c) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") sendmmsg(r0, &(0x7f00000002c0), 0x4cc, 0x20007ffc) 2018/06/04 22:44:46 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xf401000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:46 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") r1 = socket(0xa, 0x1, 0x0) r2 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) connect$can_bcm(r2, &(0x7f0000000040)={0x1d, r3}, 0x10) sendmsg$can_bcm(r2, &(0x7f00000003c0)={&(0x7f0000000280)={0x1d}, 0x10, &(0x7f0000000380)={&(0x7f00000000c0)=ANY=[@ANYBLOB="05000000000000000000000000000000", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYBLOB="0000e17f8eea9d13d8818cfc1adf94d901f14d126a84e66b8abd5537bb921d03e3fc53b1b28140af9000000000000000000000000000"], 0x5}, 0x1}, 0x0) dup3(r1, r2, 0x0) setsockopt$inet6_icmp_ICMP_FILTER(r1, 0x1, 0x1, &(0x7f0000000080)={0x1}, 0x4) 2018/06/04 22:44:46 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd3914081bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 463.009939] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:46 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000001000)=ANY=[@ANYBLOB="920f35"]) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000000), 0x1000000000000040) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000012000/0x18000)=nil, &(0x7f0000000040)=[@text32={0x20, &(0x7f0000000000)="2636260f1d5906c4c18e5dbc831ec30bdf0f07b9800000c00f3235000800000f300fc7292e673e640f01cbc4e179d55a000f070f01c80f005e00", 0x3a}], 0x1, 0xa, &(0x7f00000000c0)=[@cstype3={0x5, 0x1}, @dstype0={0x6, 0x3}], 0x2) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000001000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/06/04 22:44:46 executing program 2: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x80000) ioctl$KDSKBMODE(r1, 0x4b45, &(0x7f00000000c0)) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") socketpair(0x18, 0x0, 0x2, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_GET_EMULATED_CPUID(r2, 0xc008ae09, &(0x7f0000000000)=""/61) 2018/06/04 22:44:46 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x0, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:46 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x800, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = epoll_create(0x4) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r3, &(0x7f0000000000)={0x10000000}) epoll_ctl$EPOLL_CTL_MOD(r4, 0x3, r3, &(0x7f0000000040)) recvfrom$llc(r2, &(0x7f0000000100)=""/26, 0x1a, 0x40000100, &(0x7f0000000140)={0x1a, 0x206, 0x8, 0x800, 0x1050, 0x6, @random="31af20405ee6"}, 0x10) ioctl$EVIOCRMFF(r2, 0x40044581, &(0x7f00000000c0)=0x6) set_mempolicy(0x2, &(0x7f0000000000)=0x3, 0x9) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f0000000180)='\x00') 2018/06/04 22:44:46 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfeffffff]}}}, 0x90) 2018/06/04 22:44:46 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x7000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x4000000000000000}, 0x1c) 2018/06/04 22:44:46 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b080bf2", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:46 executing program 2: r0 = socket$inet(0x2, 0xf, 0x44) getsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f00000001c0), &(0x7f0000000200)=0x4) syz_open_dev$dspn(&(0x7f0000000240)='/dev/dsp#\x00', 0x3ff, 0x400) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl(r1, 0x8912, &(0x7f0000000440)="0047fc2f07d82c99240970") bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000000000)=ANY=[@ANYBLOB="00f7ffffff0004000c1017d19e770ac322101c89223c4e8aeb07b69ad8d2f1211cf94b8b58f946"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) r2 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x8, 0x2) ioctl$EVIOCGVERSION(r2, 0x80044501, &(0x7f0000000080)=""/212) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000000180)=ANY=[@ANYBLOB="b400000000000000870000000000000047000010000000000000000000000000472000000000f7eb00"], &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) 2018/06/04 22:44:46 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x0, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:46 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xa00], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:46 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x2, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 463.270679] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:46 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000]}}}, 0x90) 2018/06/04 22:44:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x4002000000000000}, 0x1c) 2018/06/04 22:44:47 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)) r1 = syz_open_pts(r0, 0x20201) fcntl$setstatus(r1, 0x4, 0x2801) ioctl$TCXONC(r1, 0x540a, 0x0) fremovexattr(r1, &(0x7f0000000040)=@known='security.capability\x00') write(r1, &(0x7f0000fd6000)='z', 0x1) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000698000)=0x3) dup3(r1, r0, 0x0) 2018/06/04 22:44:47 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) fcntl$getown(r0, 0x9) r1 = socket(0x40000000002, 0x3, 0x2) fcntl$setstatus(r0, 0x4, 0x280d) setsockopt$inet_tcp_int(r0, 0x6, 0x800000000001e, &(0x7f0000000040)=0x1, 0x4) connect$inet(r0, &(0x7f0000d9dff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) r2 = request_key(&(0x7f0000000000)='trusted\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000000c0)="706f7369785f61636c5f61636365737370726f637de86574683173656375726974796574683100", 0xfffffffffffffffd) keyctl$assume_authority(0x10, r2) r3 = socket$kcm(0x29, 0x5, 0x0) ioctl(r3, 0x8912, &(0x7f0000000140)="0047fc2f07d82c99240970") sendto$inet(r0, &(0x7f0000000180)="12ad47d7adc9ca0474a10f0750b697f0321506989af297c046fbec1515beed8387bed0c86c66cad22f40a92ee791bd89807c109812fbe23733b5d7cc9f20a4f78764945f2632bbf60ad14099080d5c6c57e69939f75e9b75dbeb8e55a6f236f18a7fd6770bcbfa0f7b5709a867cb649ca389b9f13fa3589fec812612cd71b4", 0x7f, 0x4000000, &(0x7f0000000100)={0x2, 0x4e21, @broadcast=0xffffffff}, 0x10) r4 = dup3(r1, r0, 0x0) getsockopt$IPT_SO_GET_INFO(r4, 0x0, 0x40, &(0x7f0000000200)={'filter\x00'}, &(0x7f0000000280)=0x54) 2018/06/04 22:44:47 executing program 3: r0 = socket(0x40000000002, 0x3, 0x2) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='syz_tun\x00', 0x10) bind$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0x0, @host=0x2}, 0x10) socket(0x4, 0x6, 0x1) 2018/06/04 22:44:47 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x4, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:47 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x8], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:47 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x18, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0x4, 0x11}]}, 0x18}, 0x1}, 0x0) [ 463.495691] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:47 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x5, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:47 executing program 5: r0 = syz_open_dev$dspn(&(0x7f000000bff6)='/dev/dsp#\x00', 0x1, 0x2) syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x551, 0x0) ioctl$int_in(r0, 0x800000c0045005, &(0x7f0000595ff8)) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x2, &(0x7f0000000100)="f105000004e2") close(r0) 2018/06/04 22:44:47 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) fcntl$getown(r0, 0x9) r1 = socket(0x40000000002, 0x3, 0x2) fcntl$setstatus(r0, 0x4, 0x280d) setsockopt$inet_tcp_int(r0, 0x6, 0x800000000001e, &(0x7f0000000040)=0x1, 0x4) connect$inet(r0, &(0x7f0000d9dff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) r2 = request_key(&(0x7f0000000000)='trusted\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000000c0)="706f7369785f61636c5f61636365737370726f637de86574683173656375726974796574683100", 0xfffffffffffffffd) keyctl$assume_authority(0x10, r2) r3 = socket$kcm(0x29, 0x5, 0x0) ioctl(r3, 0x8912, &(0x7f0000000140)="0047fc2f07d82c99240970") sendto$inet(r0, &(0x7f0000000180)="12ad47d7adc9ca0474a10f0750b697f0321506989af297c046fbec1515beed8387bed0c86c66cad22f40a92ee791bd89807c109812fbe23733b5d7cc9f20a4f78764945f2632bbf60ad14099080d5c6c57e69939f75e9b75dbeb8e55a6f236f18a7fd6770bcbfa0f7b5709a867cb649ca389b9f13fa3589fec812612cd71b4", 0x7f, 0x4000000, &(0x7f0000000100)={0x2, 0x4e21, @broadcast=0xffffffff}, 0x10) r4 = dup3(r1, r0, 0x0) getsockopt$IPT_SO_GET_INFO(r4, 0x0, 0x40, &(0x7f0000000200)={'filter\x00'}, &(0x7f0000000280)=0x54) 2018/06/04 22:44:47 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x18, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0x4, 0x11}]}, 0x18}, 0x1}, 0x0) 2018/06/04 22:44:47 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x11], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:47 executing program 3: r0 = socket$inet_sctp(0x2, 0x2, 0x84) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000000), &(0x7f0000000040)=0x4) r1 = add_key(&(0x7f0000000080)='user\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000100)="db41fd5e38e4d94e586493307db192745da6e4379cf1bbc726bb1492e4ac57cfc6a54ea883cfdca2407e155b1efe1401acb1992c5cc74951838fb93e908372200253fe3aaa038c24dbf430c941a94431c939e272c6082db5e155ce7840b472fca4180570b9a145d1ed51deee4a19949ed40705c6dd684b23440d32ec8ed2cd31172bb3c4dfc3e56f423503edd35e75", 0x8f, 0xfffffffffffffffb) r2 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f0000000240)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000280)="e896db96c111f0b9cfa65fc86e312eec20e1ccb863e276b068f01d753122be3172c98decffa2275fffa33d9ff96111f8fe477ccc9a82765a91c461520a1284c24825dbd6eef6b7368cc2bdacb3205984cfc50b685900789eb0014b8549b1eabc528580846d99cc5d152b60b0689454c5fe53197d3af1553aec59582b19b4b1321aab73864aaa458d1f78d33d49e9b3ddd279f00b197ff862c5380588216f26645d812e11249f3e334a6b5b4ecbbb2f330b5f9ec8", 0xb4, 0xffffffffffffffff) r3 = request_key(&(0x7f0000000340)='rxrpc\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000003c0)='\x00', 0xfffffffffffffff8) keyctl$dh_compute(0x17, &(0x7f00000004c0)={r1, r2, r3}, &(0x7f0000000480)=""/33, 0x3, 0x0) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000001c0)=@sack_info={0x0, 0x0, 0xfffffffffffff000}, 0xc) 2018/06/04 22:44:47 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000]}}}, 0x90) 2018/06/04 22:44:47 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x80301000}, 0x1c) 2018/06/04 22:44:47 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x6, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:47 executing program 2: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x0, 0x0) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) read(r0, &(0x7f0000000040), 0x227) 2018/06/04 22:44:47 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x18, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0x4, 0x11}]}, 0x18}, 0x1}, 0x0) 2018/06/04 22:44:47 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x5405000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:47 executing program 3: r0 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x101000, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x80, 0x0) ioctl$KVM_HYPERV_EVENTFD(r1, 0x4018aebd, &(0x7f00000000c0)={0x3, r2, 0x1}) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r0, 0x40505331, &(0x7f00000002c0)={{}, {0xffff}}) 2018/06/04 22:44:47 executing program 5: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000003000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x1, 0x15}}, 0x2e) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x20000, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180)='IPVS\x00') sendmsg$IPVS_CMD_DEL_SERVICE(r1, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)={0x11c, r2, 0x312, 0x70bd25, 0x25dfdbfe, {0x3}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x100000000}, @IPVS_CMD_ATTR_SERVICE={0x38, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x8, 0x8}}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'fo\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sh\x00'}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x40}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x2}]}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x2, 0x1}}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x33}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x3e}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x64}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xff}, @IPVS_CMD_ATTR_SERVICE={0x18, 0x1, [@IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@loopback=0x7f000001}]}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x2}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x6f}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3b}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3f}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x2f}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x60}, @IPVS_SVC_ATTR_AF={0x8, 0x1}]}]}, 0x11c}, 0x1, 0x0, 0x0, 0x4}, 0x4000000) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000080)={'veth1\x00', {0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}) [ 463.938384] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:47 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x3, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:47 executing program 2: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000289000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000058000)={&(0x7f000023f000)=ANY=[@ANYBLOB="840008000000000000bd7000ffffffff0000dffc0c00000000000000000000005b659a62290ffc380c2dbfdc5e9f13e1a04810d464fbc3f4c1b4e2bf501fb1bb949869c2984d914d9f04005e4fcd4dd3050bc1700612dbc3080c91745fa158cf0d70309f7f1969136edfd73294c0356675ffff000044f2a432a15b4ce56aa166b5040d"], 0x83}, 0x1}, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x263) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x4) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x3}, 0x1c) r1 = open(&(0x7f0000000080)='./file0\x00', 0x100, 0x100) setsockopt$RDS_RECVERR(r1, 0x114, 0x5, &(0x7f00000000c0), 0x4) 2018/06/04 22:44:47 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") rt_sigprocmask(0x0, &(0x7f0000000040)={0xffffffffffffe1aa}, &(0x7f0000000080), 0x8) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) eventfd2(0x9, 0x80801) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) ioctl$TCSETSW(r2, 0x5403, &(0x7f0000000100)={0x10001, 0xffff, 0x5, 0xffffffff, 0x8, 0xff, 0x4, 0x3f, 0x0, 0x100, 0x0, 0x3}) getsockopt$IP6T_SO_GET_REVISION_TARGET(r1, 0x29, 0x42, &(0x7f0000000180)={'IDLETIMER\x00'}, &(0x7f00000001c0)=0x1e) 2018/06/04 22:44:47 executing program 1 (fault-call:1 fault-nth:0): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:47 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xf7ffff7f00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:47 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0xa, 0x5, 0x84) ioctl$sock_SIOCETHTOOL(r0, 0x8932, &(0x7f0000000040)={"62726964676530000000008000", &(0x7f00000001c0)=ANY=[@ANYBLOB="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"]}) 2018/06/04 22:44:47 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x2000000000000}, 0x1c) 2018/06/04 22:44:47 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8]}}}, 0x90) [ 464.116066] FAULT_INJECTION: forcing a failure. [ 464.116066] name failslab, interval 1, probability 0, space 0, times 0 [ 464.127351] CPU: 1 PID: 32483 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 464.134275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.143627] Call Trace: [ 464.146222] dump_stack+0x1b9/0x294 [ 464.149867] ? dump_stack_print_info.cold.2+0x52/0x52 [ 464.155055] ? lock_downgrade+0x8e0/0x8e0 [ 464.159203] should_fail.cold.4+0xa/0x1a [ 464.163260] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.168358] ? __local_bh_enable_ip+0x161/0x230 [ 464.173732] ? _raw_spin_unlock_bh+0x30/0x40 [ 464.178128] ? release_sock+0x1e2/0x2b0 [ 464.182091] ? rcu_is_watching+0x85/0x140 [ 464.186223] ? __local_bh_enable_ip+0x161/0x230 [ 464.190875] ? __release_sock+0x3a0/0x3a0 [ 464.195018] ? find_held_lock+0x36/0x1c0 [ 464.199089] ? check_same_owner+0x320/0x320 [ 464.203399] ? rcu_note_context_switch+0x710/0x710 [ 464.208313] ? __netlink_lookup+0x5cf/0xaa0 [ 464.212625] __should_failslab+0x124/0x180 [ 464.216850] should_failslab+0x9/0x14 [ 464.220638] kmem_cache_alloc_node+0x272/0x780 [ 464.225206] ? find_held_lock+0x36/0x1c0 [ 464.229260] __alloc_skb+0x111/0x780 [ 464.232962] ? skb_scrub_packet+0x580/0x580 [ 464.237271] ? rcu_is_watching+0x85/0x140 [ 464.241409] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 464.246595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.252118] ? netlink_autobind.isra.34+0x240/0x330 [ 464.257126] netlink_sendmsg+0xb01/0xfa0 [ 464.261182] ? netlink_unicast+0x740/0x740 [ 464.265404] ? retint_kernel+0x10/0x10 [ 464.269284] ? security_socket_sendmsg+0x94/0xc0 [ 464.274029] ? netlink_unicast+0x740/0x740 [ 464.278257] sock_sendmsg+0xd5/0x120 [ 464.281960] ___sys_sendmsg+0x805/0x940 [ 464.285924] ? copy_msghdr_from_user+0x560/0x560 [ 464.290676] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 464.296197] ? proc_fail_nth_write+0x96/0x1f0 [ 464.300684] ? __fget_light+0x2ef/0x430 [ 464.304647] ? fget_raw+0x20/0x20 [ 464.308086] ? find_held_lock+0x36/0x1c0 [ 464.312139] ? kasan_check_write+0x14/0x20 [ 464.316365] ? wait_for_completion+0x870/0x870 [ 464.320960] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.326483] ? sockfd_lookup_light+0xc5/0x160 [ 464.330969] __sys_sendmsg+0x115/0x270 [ 464.334849] ? __ia32_sys_shutdown+0x80/0x80 [ 464.339250] ? __sb_end_write+0xac/0xe0 [ 464.343215] ? fput+0x130/0x1a0 [ 464.346481] ? ksys_write+0x1a6/0x250 [ 464.350283] __x64_sys_sendmsg+0x78/0xb0 [ 464.354333] do_syscall_64+0x1b1/0x800 [ 464.358207] ? finish_task_switch+0x1ca/0x840 [ 464.362690] ? syscall_return_slowpath+0x5c0/0x5c0 [ 464.367603] ? syscall_return_slowpath+0x30f/0x5c0 [ 464.372523] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 464.377886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 464.382721] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 464.387891] RIP: 0033:0x455a09 [ 464.391063] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 464.398759] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 464.406014] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 2018/06/04 22:44:48 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0xfc00, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:48 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x141080) setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000000040)=0x1, 0x4) getsockopt$EBT_SO_GET_ENTRIES(0xffffffffffffffff, 0x0, 0x83, &(0x7f0000001200)={'nat\x00', 0x0, 0x0, 0x90, [], 0x0, &(0x7f00000001c0), &(0x7f0000000200)=""/4096}, &(0x7f0000001280)=0x108) [ 464.413271] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 464.420523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 464.427776] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000000 [ 464.454736] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:48 executing program 3: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x0, 0x0) accept4$packet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000080)=0x14, 0x80000) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00000000c0)={{{@in=@remote, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@loopback}}, &(0x7f00000001c0)=0xe8) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000200)={{{@in=@multicast1=0xe0000001, @in6=@ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x16}}, 0x4e21, 0x8, 0x4e24, 0x0, 0xa, 0x20, 0x20, 0x6c, r1, r2}, {0xfffffffffffffffc, 0x3ff, 0x4, 0x6, 0x0, 0xffffffff, 0x2, 0xffffffffffffff7f}, {0xff00000000000000, 0x4e, 0x1, 0x8}, 0x2, 0x6e6bb9, 0x0, 0x1, 0x1, 0x3}, {{@in6=@loopback={0x0, 0x1}, 0x4d2, 0x33}, 0xa, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x3502, 0x3, 0x1, 0xb29, 0x400, 0x3, 0x8}}, 0xe8) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00004a5000)={0x0, 0x1c, &(0x7f0000519fa8)=[@in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x17}]}, &(0x7f0000f91ffc)=0x10) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000519fa8)=@framed={{0x18}, [@ldst={0xb, 0x0, 0xb, 0x7a, 0x0, 0xffffff50}], {0x95}}, &(0x7f0000c43000)='syzkaller\x00', 0xfffffffffffffffa, 0x1000, &(0x7f0000d35000)=""/4096}, 0x48) 2018/06/04 22:44:48 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x80000000, 0x0, 0x3f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x41}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x3, 0x1fe) ioctl$SG_SET_RESERVED_SIZE(r0, 0x2275, &(0x7f0000000040)) ioctl$KVM_TRANSLATE(r0, 0xc018ae85, &(0x7f0000000100)={0x103000, 0x3000, 0x3, 0x9, 0x7}) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f00000001c0)=@req={0x5, 0x7, 0x1, 0x7}, 0x10) setpgid(0x0, 0x0) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f00000000c0)=@req) 2018/06/04 22:44:48 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xffffffff00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:48 executing program 1 (fault-call:1 fault-nth:1): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:48 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x8, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 464.616125] FAULT_INJECTION: forcing a failure. [ 464.616125] name failslab, interval 1, probability 0, space 0, times 0 [ 464.627473] CPU: 1 PID: 32526 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 464.634407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.643759] Call Trace: [ 464.646354] dump_stack+0x1b9/0x294 [ 464.649994] ? dump_stack_print_info.cold.2+0x52/0x52 [ 464.655196] ? is_bpf_text_address+0xd7/0x170 [ 464.659703] should_fail.cold.4+0xa/0x1a [ 464.663767] ? __save_stack_trace+0x7e/0xd0 [ 464.668102] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.673226] ? save_stack+0x43/0xd0 [ 464.676858] ? kasan_kmalloc+0xc4/0xe0 [ 464.680749] ? kasan_slab_alloc+0x12/0x20 [ 464.684906] ? find_held_lock+0x36/0x1c0 [ 464.688992] ? check_same_owner+0x320/0x320 [ 464.693325] ? rcu_note_context_switch+0x710/0x710 [ 464.698258] __should_failslab+0x124/0x180 [ 464.702500] should_failslab+0x9/0x14 [ 464.706305] kmem_cache_alloc_node_trace+0x26f/0x770 [ 464.711426] __kmalloc_node_track_caller+0x33/0x70 [ 464.716371] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 464.721136] __alloc_skb+0x14d/0x780 [ 464.724859] ? skb_scrub_packet+0x580/0x580 [ 464.729196] ? rcu_is_watching+0x85/0x140 [ 464.733348] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 464.738553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.744094] ? netlink_autobind.isra.34+0x240/0x330 [ 464.749119] netlink_sendmsg+0xb01/0xfa0 [ 464.753194] ? netlink_unicast+0x740/0x740 [ 464.757443] ? security_socket_sendmsg+0x94/0xc0 [ 464.762206] ? netlink_unicast+0x740/0x740 [ 464.766450] sock_sendmsg+0xd5/0x120 [ 464.770172] ___sys_sendmsg+0x805/0x940 [ 464.774163] ? copy_msghdr_from_user+0x560/0x560 [ 464.778938] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 464.784477] ? proc_fail_nth_write+0x96/0x1f0 [ 464.788984] ? __fget_light+0x2ef/0x430 [ 464.792968] ? fget_raw+0x20/0x20 [ 464.796420] ? find_held_lock+0x36/0x1c0 [ 464.800491] ? kasan_check_write+0x14/0x20 [ 464.804733] ? wait_for_completion+0x870/0x870 [ 464.809330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.814869] ? sockfd_lookup_light+0xc5/0x160 [ 464.819374] __sys_sendmsg+0x115/0x270 [ 464.823267] ? __ia32_sys_shutdown+0x80/0x80 [ 464.827676] ? __sb_end_write+0xac/0xe0 [ 464.831657] ? fput+0x130/0x1a0 [ 464.834936] ? ksys_write+0x1a6/0x250 [ 464.838756] __x64_sys_sendmsg+0x78/0xb0 [ 464.842827] do_syscall_64+0x1b1/0x800 [ 464.846715] ? finish_task_switch+0x1ca/0x840 [ 464.851218] ? syscall_return_slowpath+0x5c0/0x5c0 [ 464.856150] ? syscall_return_slowpath+0x30f/0x5c0 [ 464.861087] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 464.866462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 464.871315] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 464.876500] RIP: 0033:0x455a09 [ 464.879683] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 464.887392] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 464.894660] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 464.901925] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 464.909185] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/06/04 22:44:48 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xe000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:48 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x30b, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:48 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xfffffdef], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:48 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x30, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:48 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x554], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:48 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0xa600, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:48 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x58}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 464.916438] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000001 2018/06/04 22:44:48 executing program 3: r0 = socket(0xa, 0x2, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x111100, 0x0) ioctl$BINDER_THREAD_EXIT(r1, 0x40046208, 0x0) ioctl(r0, 0x44, &(0x7f0000000100)="c62626388523bf012cf66f") r2 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x102d}, 0x2c) write(r2, &(0x7f00000000c0)="96e852a4724a6013af14", 0xffffffffffffff5d) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x2000, 0x0) write$rdma_cm(0xffffffffffffff9c, &(0x7f0000000600)=@create_id={0x0, 0x18, 0xfa00, {0x1, &(0x7f00000005c0)={0xffffffff}, 0x117, 0xb}}, 0x20) write$rdma_cm(r3, &(0x7f0000000640)=@query_route={0x5, 0x10, 0xfa00, {&(0x7f0000000280), r4}}, 0x18) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x7, 0x1f, 0x1, 0x1, 0x1}], {0x95}}, &(0x7f0000000000)='syzkaller\x00', 0x5c6e, 0x453, &(0x7f00001a7f05)=""/251}, 0x48) 2018/06/04 22:44:48 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x800000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:48 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x600000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:48 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x30, &(0x7f0000003140)=""/4096, &(0x7f0000000040)) socketpair$inet6(0xa, 0x800, 0xc6e, &(0x7f0000000000)) 2018/06/04 22:44:48 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe]}}}, 0x90) 2018/06/04 22:44:48 executing program 5: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x40000, 0x0) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffff9c, 0x84, 0xd, &(0x7f0000000080)=@assoc_value={0x0, 0x5}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={r1, 0xfff}, &(0x7f0000000140)=0x8) r2 = socket$inet(0x2, 0x3, 0x200000000000f) setsockopt$inet_int(r2, 0x0, 0xcf, &(0x7f0000000000), 0x4) 2018/06/04 22:44:48 executing program 1 (fault-call:1 fault-nth:2): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:48 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x7413db1a}, 0x1c) [ 465.035810] FAULT_INJECTION: forcing a failure. [ 465.035810] name failslab, interval 1, probability 0, space 0, times 0 [ 465.047350] CPU: 1 PID: 32558 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 465.054274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.063621] Call Trace: [ 465.066243] dump_stack+0x1b9/0x294 [ 465.069882] ? dump_stack_print_info.cold.2+0x52/0x52 [ 465.075094] should_fail.cold.4+0xa/0x1a [ 465.079163] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.084274] ? print_usage_bug+0xc0/0xc0 [ 465.088343] ? graph_lock+0x170/0x170 [ 465.092151] ? find_held_lock+0x36/0x1c0 [ 465.096233] ? __lock_is_held+0xb5/0x140 [ 465.100320] ? check_same_owner+0x320/0x320 [ 465.104658] ? rcu_note_context_switch+0x710/0x710 [ 465.109598] __should_failslab+0x124/0x180 [ 465.113842] should_failslab+0x9/0x14 [ 465.117645] __kmalloc_track_caller+0x2c4/0x760 [ 465.122319] ? pointer+0xa10/0xa10 [ 465.125863] ? rcu_note_context_switch+0x710/0x710 [ 465.130797] ? __lock_acquire+0x7f5/0x5140 [ 465.135041] ? kasprintf+0xa2/0xc0 [ 465.138586] kvasprintf+0xa9/0x130 [ 465.142127] ? bust_spinlocks+0xe0/0xe0 [ 465.146106] kasprintf+0xa2/0xc0 [ 465.149467] ? kvasprintf_const+0x190/0x190 [ 465.153777] ? graph_lock+0x170/0x170 [ 465.157570] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 465.162748] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 465.168280] hwsim_new_radio_nl+0x3cd/0xa60 [ 465.172587] ? nla_parse+0x358/0x4a0 [ 465.176291] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 465.181472] ? __netlink_ns_capable+0x100/0x130 [ 465.186132] genl_family_rcv_msg+0x889/0x1120 [ 465.190622] ? genl_rcv+0x40/0x40 [ 465.194061] ? lock_downgrade+0x8e0/0x8e0 [ 465.198197] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 465.203203] ? kasan_check_read+0x11/0x20 [ 465.207340] ? lock_acquire+0x1dc/0x520 [ 465.211301] ? genl_rcv+0x19/0x40 [ 465.214757] genl_rcv_msg+0xc6/0x170 [ 465.218460] netlink_rcv_skb+0x172/0x440 [ 465.222509] ? genl_family_rcv_msg+0x1120/0x1120 [ 465.227250] ? netlink_ack+0xbc0/0xbc0 [ 465.231122] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 465.236302] ? netlink_skb_destructor+0x210/0x210 [ 465.241135] genl_rcv+0x28/0x40 [ 465.244403] netlink_unicast+0x58b/0x740 [ 465.248455] ? netlink_attachskb+0x970/0x970 [ 465.252852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.258374] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 465.263377] ? security_netlink_send+0x88/0xb0 [ 465.267945] netlink_sendmsg+0x9f0/0xfa0 [ 465.271998] ? netlink_unicast+0x740/0x740 [ 465.276227] ? security_socket_sendmsg+0x94/0xc0 [ 465.280967] ? netlink_unicast+0x740/0x740 [ 465.285191] sock_sendmsg+0xd5/0x120 [ 465.288893] ___sys_sendmsg+0x805/0x940 [ 465.292861] ? copy_msghdr_from_user+0x560/0x560 [ 465.297609] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 465.303129] ? proc_fail_nth_write+0x96/0x1f0 [ 465.307615] ? __fget_light+0x2ef/0x430 [ 465.311577] ? fget_raw+0x20/0x20 [ 465.315018] ? find_held_lock+0x36/0x1c0 [ 465.319073] ? kasan_check_write+0x14/0x20 [ 465.323296] ? wait_for_completion+0x870/0x870 [ 465.327871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.333407] ? sockfd_lookup_light+0xc5/0x160 [ 465.337890] __sys_sendmsg+0x115/0x270 [ 465.341765] ? __ia32_sys_shutdown+0x80/0x80 [ 465.346158] ? __sb_end_write+0xac/0xe0 [ 465.350119] ? fput+0x130/0x1a0 [ 465.353385] ? ksys_write+0x1a6/0x250 [ 465.357177] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 465.362016] __x64_sys_sendmsg+0x78/0xb0 [ 465.366067] do_syscall_64+0x1b1/0x800 [ 465.369939] ? finish_task_switch+0x1ca/0x840 [ 465.374422] ? syscall_return_slowpath+0x5c0/0x5c0 [ 465.379338] ? syscall_return_slowpath+0x30f/0x5c0 [ 465.384261] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 465.389614] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.394449] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 465.399620] RIP: 0033:0x455a09 [ 465.402794] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 465.410489] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 465.417744] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 465.424998] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/06/04 22:44:48 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x10000, 0x0) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000140)={0x6, 0x1, 0x990a, 0x100000000, 0x7, 0x5, 0x8, 0x0, 0x8, 0x40, 0x3, 0x477}) r1 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) ioctl$sock_inet_SIOCSIFNETMASK(r1, 0x891c, &(0x7f0000000080)={'team_slave_1\x00', {0x2, 0x4e22, @rand_addr=0x2}}) socket(0x3, 0xa, 0x5) ioctl$int_out(r1, 0x80084121, &(0x7f0000000040)) ioctl$sock_netrom_SIOCGSTAMP(r1, 0x8906, &(0x7f00000000c0)) 2018/06/04 22:44:48 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x5405], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:49 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xc0ffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:49 executing program 2: r0 = memfd_create(&(0x7f0000000140)='skcipher\x00', 0x0) ioctl$KVM_SET_CLOCK(r0, 0x4030ae7b, &(0x7f0000000180)={0x9, 0x45}) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc(xtea-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000028c0)="b7f2288a933d66593ae164c990a0028e", 0x10) listxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)=""/19, 0x13) r2 = accept$alg(r1, 0x0, 0x0) write$binfmt_script(r2, &(0x7f0000000300)=ANY=[], 0xffffffaa) recvmsg(r2, &(0x7f0000000040)={0x0, 0xffffff82, &(0x7f0000000680)=[{&(0x7f00000001c0)=""/81, 0x51}, {&(0x7f00000005c0)=""/175, 0xff98}], 0x2, &(0x7f0000000780)=""/4096, 0x1000}, 0x0) recvmmsg(r2, &(0x7f0000001c80)=[{{0x0, 0x0, &(0x7f0000001b40)=[{&(0x7f0000001a80)=""/155, 0x9b}], 0x1, &(0x7f0000001c00)=""/127, 0x7f}}], 0x1, 0x0, &(0x7f0000000740)) [ 465.432259] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 465.439509] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000002 [ 465.454802] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:49 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x3e8], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:49 executing program 3: r0 = socket$kcm(0x29, 0x80000400000002, 0x0) ioctl(r0, 0x200008912, &(0x7f0000000000)="0047fc2f07d82c99240970") r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000180)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000140)={&(0x7f0000000040)=ANY=[@ANYBLOB="bdc47f5cdee00000040012ecff000000eeff0000170000004900000000000000000000000000"], 0x18}, 0x1}, 0x0) 2018/06/04 22:44:49 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xa000000}, 0x1c) 2018/06/04 22:44:49 executing program 1 (fault-call:1 fault-nth:3): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:49 executing program 5: perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$dmmidi(&(0x7f00000000c0)='/dev/dmmidi#\x00', 0x8000, 0x200) [ 465.645091] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 465.657191] FAULT_INJECTION: forcing a failure. [ 465.657191] name failslab, interval 1, probability 0, space 0, times 0 [ 465.668518] CPU: 1 PID: 32619 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 465.675444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.684795] Call Trace: [ 465.687389] dump_stack+0x1b9/0x294 [ 465.691023] ? dump_stack_print_info.cold.2+0x52/0x52 [ 465.696228] should_fail.cold.4+0xa/0x1a [ 465.700303] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.705421] ? graph_lock+0x170/0x170 [ 465.709234] ? attach_entity_load_avg+0x850/0x850 [ 465.714086] ? find_held_lock+0x36/0x1c0 [ 465.718157] ? __lock_is_held+0xb5/0x140 [ 465.722237] ? check_same_owner+0x320/0x320 [ 465.726570] ? rcu_note_context_switch+0x710/0x710 [ 465.731516] __should_failslab+0x124/0x180 [ 465.735764] should_failslab+0x9/0x14 [ 465.739569] __kmalloc+0x2c8/0x760 [ 465.743117] ? print_usage_bug+0xc0/0xc0 [ 465.747183] ? wiphy_new_nm+0x819/0x2290 [ 465.751251] ? debug_check_no_locks_freed+0x310/0x310 [ 465.756453] wiphy_new_nm+0x819/0x2290 [ 465.760350] ? cfg80211_dev_check_name.isra.7+0x420/0x420 [ 465.765889] ? __lock_acquire+0x7f5/0x5140 [ 465.770132] ? __lock_acquire+0x7f5/0x5140 [ 465.774368] ? perf_trace_lock+0xd6/0x900 [ 465.778534] ? debug_check_no_locks_freed+0x310/0x310 [ 465.783731] ? print_usage_bug+0xc0/0xc0 [ 465.787812] ? print_usage_bug+0xc0/0xc0 [ 465.791885] ? perf_trace_lock+0xd6/0x900 [ 465.796046] ? zap_class+0x720/0x720 [ 465.799762] ? check_noncircular+0x20/0x20 [ 465.804013] ? __lock_acquire+0x7f5/0x5140 [ 465.808263] ? graph_lock+0x170/0x170 [ 465.812068] ? debug_check_no_locks_freed+0x310/0x310 [ 465.817259] ? __lock_acquire+0x7f5/0x5140 [ 465.821511] ? debug_check_no_locks_freed+0x310/0x310 [ 465.826715] ? find_held_lock+0x36/0x1c0 [ 465.830793] ieee80211_alloc_hw_nm+0x4c9/0x2080 [ 465.835475] ? ieee80211_restart_work+0x1a0/0x1a0 [ 465.840323] ? perf_trace_lock+0xd6/0x900 [ 465.844476] ? rcu_is_watching+0x85/0x140 [ 465.848631] ? zap_class+0x720/0x720 [ 465.852350] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 465.857549] ? graph_lock+0x170/0x170 [ 465.861354] ? kernel_text_address+0x79/0xf0 [ 465.865766] ? __unwind_start+0x166/0x330 [ 465.869918] ? __kernel_text_address+0xd/0x40 [ 465.874419] ? unwind_get_return_address+0x61/0xa0 [ 465.879350] ? __save_stack_trace+0x7e/0xd0 [ 465.883670] ? print_usage_bug+0xc0/0xc0 [ 465.887725] ? find_held_lock+0x36/0x1c0 [ 465.891785] ? lock_downgrade+0x8e0/0x8e0 [ 465.895923] ? genl_family_rcv_msg+0x889/0x1120 [ 465.900585] ? mark_held_locks+0xc9/0x160 [ 465.904718] ? kasan_check_read+0x11/0x20 [ 465.908857] ? __local_bh_enable_ip+0x161/0x230 [ 465.913515] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 465.918520] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 465.923607] ? trace_hardirqs_on+0xd/0x10 [ 465.927743] ? __local_bh_enable_ip+0x161/0x230 [ 465.932405] mac80211_hwsim_new_radio+0x235/0x3410 [ 465.937328] ? string+0x21d/0x2c0 [ 465.940768] ? widen_string+0x2d0/0x2d0 [ 465.944730] ? __lock_is_held+0xb5/0x140 [ 465.948778] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 465.954915] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.960438] ? vsnprintf+0x242/0x1b40 [ 465.964233] ? pointer+0xa10/0xa10 [ 465.967761] ? rcu_note_context_switch+0x710/0x710 [ 465.972676] ? __lock_acquire+0x7f5/0x5140 [ 465.976904] ? kasprintf+0xa2/0xc0 [ 465.980436] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 465.985438] ? kvasprintf+0xe2/0x130 [ 465.989138] ? bust_spinlocks+0xe0/0xe0 [ 465.993107] ? kasprintf+0xa2/0xc0 [ 465.996638] ? kvasprintf_const+0x190/0x190 [ 466.000944] ? graph_lock+0x170/0x170 [ 466.004732] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 466.009911] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 466.015442] hwsim_new_radio_nl+0x7b8/0xa60 [ 466.019748] ? nla_parse+0x358/0x4a0 [ 466.023453] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 466.028634] ? __netlink_ns_capable+0x100/0x130 [ 466.033294] genl_family_rcv_msg+0x889/0x1120 [ 466.037783] ? genl_rcv+0x40/0x40 [ 466.041225] ? lock_downgrade+0x8e0/0x8e0 [ 466.045361] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 466.050373] ? lock_acquire+0x1dc/0x520 [ 466.054334] ? genl_rcv+0x19/0x40 [ 466.057789] genl_rcv_msg+0xc6/0x170 [ 466.061495] netlink_rcv_skb+0x172/0x440 [ 466.065544] ? genl_family_rcv_msg+0x1120/0x1120 [ 466.070288] ? netlink_ack+0xbc0/0xbc0 [ 466.074159] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 466.079338] ? netlink_skb_destructor+0x210/0x210 [ 466.084173] genl_rcv+0x28/0x40 [ 466.087441] netlink_unicast+0x58b/0x740 [ 466.091498] ? netlink_attachskb+0x970/0x970 [ 466.095894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.101420] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 466.106426] ? security_netlink_send+0x88/0xb0 [ 466.110997] netlink_sendmsg+0x9f0/0xfa0 [ 466.115057] ? netlink_unicast+0x740/0x740 [ 466.119281] ? security_socket_sendmsg+0x94/0xc0 [ 466.124029] ? netlink_unicast+0x740/0x740 [ 466.128255] sock_sendmsg+0xd5/0x120 [ 466.131958] ___sys_sendmsg+0x805/0x940 [ 466.135927] ? copy_msghdr_from_user+0x560/0x560 [ 466.140684] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 466.146218] ? proc_fail_nth_write+0x96/0x1f0 [ 466.150707] ? __fget_light+0x2ef/0x430 [ 466.154673] ? fget_raw+0x20/0x20 [ 466.158110] ? find_held_lock+0x36/0x1c0 [ 466.162161] ? kasan_check_write+0x14/0x20 [ 466.166387] ? wait_for_completion+0x870/0x870 [ 466.171544] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.177067] ? sockfd_lookup_light+0xc5/0x160 [ 466.181553] __sys_sendmsg+0x115/0x270 [ 466.185432] ? __ia32_sys_shutdown+0x80/0x80 [ 466.189827] ? __sb_end_write+0xac/0xe0 [ 466.193791] ? fput+0x130/0x1a0 [ 466.197060] ? ksys_write+0x1a6/0x250 [ 466.200857] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 466.205695] __x64_sys_sendmsg+0x78/0xb0 [ 466.209744] do_syscall_64+0x1b1/0x800 [ 466.213617] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 466.218446] ? syscall_return_slowpath+0x5c0/0x5c0 [ 466.223365] ? syscall_return_slowpath+0x30f/0x5c0 [ 466.228286] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 466.233642] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 466.238485] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 466.243663] RIP: 0033:0x455a09 2018/06/04 22:44:49 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000040)=0x0) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng\x00', 0x151100, 0x0) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r3, &(0x7f0000000300)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0xa4, r4, 0x508, 0x70bd25, 0x25dfdbfe, {0xa}, [@IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x15}}]}, @IPVS_CMD_ATTR_DAEMON={0x1c, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}]}, @IPVS_CMD_ATTR_SERVICE={0x20, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@rand_addr=0x5}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x1}, @IPVS_CMD_ATTR_SERVICE={0x40, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@remote={0xac, 0x14, 0x14, 0xbb}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}]}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4000}, 0xc0) fcntl$lock(r1, 0x5, &(0x7f0000000080)={0x2, 0x2, 0x4, 0x100000001, r2}) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0x64, "8133970dc3481cfcc8024e86ebe795a87b99cc4186b02c852bdf100906d0b4443fea40744a219423b8c0f587f71583ed29dc03a88b15ef8dc270b6dfe728b2fb811b44932ecc5593c0fdbcc3a1c2e6d030874cc4fa8b9a1b54732c5c6f1306aaad3f71f2"}, &(0x7f00000005c0)=0x6c) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000600)={0x0, 0xffffffff80000000}, &(0x7f0000000640)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000009c0)={0x0, @in={{0x2, 0x4e22, @broadcast=0xffffffff}}, 0x80, 0x8}, &(0x7f0000000a80)=0x90) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r3, 0x84, 0x18, &(0x7f00000021c0)={0x0, 0x1d80000000}, &(0x7f0000002200)=0x8) getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, &(0x7f0000002500)={0x0, 0xa0b, 0x3, 0x8, 0x9, 0x55aed771, 0x6, 0x6, {0x0, @in={{0x2, 0x4e20, @multicast2=0xe0000002}}, 0x5, 0x80000000, 0x2, 0x7fffffff, 0x5}}, &(0x7f00000025c0)=0xb0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x66, &(0x7f0000002840)={0x0, 0x3}, &(0x7f0000002880)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f0000004fc0)={0x8000, 0x2, 0x8000, 0x3, 0x9, 0x0, 0x6, 0x7, 0x0}, &(0x7f0000005000)=0x20) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000005040)={0x0, 0x6}, &(0x7f0000005080)=0x8) sendmmsg$inet_sctp(r3, &(0x7f00000051c0)=[{&(0x7f0000000400)=@in6={0xa, 0x4e22, 0x3, @loopback={0x0, 0x1}, 0xdcb3}, 0x1c, &(0x7f0000000500)=[{&(0x7f0000000440)="f912a3c24b1a7910a32fd3858d2f1215d9837dd99591d9fbde04f8c0f3a2d023c3280a2d7387ecbe0f04b14e4b4ece5f5a628e1d1c027d4392388feedeb333343d99fbcbfe4f3aa5a0a07b99af47f8a19d46be423eb2925710d53d8482f358e25b53cce66ef87ec915afaccd1b23eb512f667f87075bd465328b5129bd2610480584c4d28af3dc1493f7", 0x8a}], 0x1, &(0x7f0000000680)=[@init={0x18, 0x84, 0x0, {0x200, 0x4, 0x0, 0x4}}, @sndrcv={0x30, 0x84, 0x1, {0x6, 0x5, 0x8009, 0xfffffffffffffff7, 0xffffffffffffffff, 0x80, 0x3, 0x6, r5}}, @dstaddrv6={0x20, 0x84, 0x8, @mcast1={0xff, 0x1, [], 0x1}}, @sndinfo={0x20, 0x84, 0x2, {0xfb, 0x4, 0x1ff, 0x1, r6}}, @init={0x18, 0x84, 0x0, {0x2f, 0x2, 0x8, 0x6}}, @authinfo={0x18, 0x84, 0x6, {0xffffffffffffffff}}], 0xb8, 0x40}, {&(0x7f0000000740)=@in={0x2, 0x4e22, @multicast2=0xe0000002}, 0x10, &(0x7f0000000980)=[{&(0x7f0000000780)="4af904744b518e7f7c7c1ab507c6242d7bae0a4aa76fae1c8a53ed9865a118560efd017b6bcbf49075999973563fe277cabc5de7ad43ae3c25a41b1b6684f6ef57d29161e99527ec40df38f5d67d2a8daa4212820eb76c40f6fcd02d1c3de95489f98ee2a0990ae86d27eb5794b1bbf8663fd4fd904d13e976a3adebe4f61f14d163ab663ff070b7af9be3a66f1d34738238e77ceccb926ecfe23c80c30990979e8ffacdc56446db6f6539a5164fc9491620ba2ba73efa2bde617269302244c19577efff1ef8e71172422153542ebdf4d97f10b39796a5cefdd042d65d097c22aff764ec5d", 0xe5}, {&(0x7f0000000880)="67dd73d6b68b041173ceeb427d26975fdbcde2b546f43bc42b2adf8878eec99c88bf179e9298d8c38f8290b747b3fee4e69051b99e38fa1f0689ce7af0b89fee77323affbbb3898d6986747c8883c6a05ac300eac2307c4f2b7d4f802f71a01fc3cf1c8c6ed52c7faa366c20d7", 0x6d}, {&(0x7f0000000900)="14c2a085e7f0b59aa0edf2034ac175b33cdddfe14ff4adb524d0f0a1e8dab6301db0210a59c37f87eecfd2eff82268b31e50cf03fbdd413b84113c8e6ae347834357457ce471824081b5a71946aac408c75b711d68276758b20c306ad1807df2ea72bb806e4076cb9309345795", 0x6d}], 0x3, &(0x7f0000000ac0)=[@sndrcv={0x30, 0x84, 0x1, {0x0, 0x5, 0x6, 0x833, 0x4, 0x9, 0x3, 0x3, r7}}, @prinfo={0x18, 0x84, 0x5, {0x20, 0x3f}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0xa90b}}], 0x60, 0x8890}, {&(0x7f0000000b40)=@in6={0xa, 0x4e21, 0x1, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x3ae8}, 0x1c, &(0x7f0000001f40)=[{&(0x7f0000000b80)="6a95b8293ffa9154bf95e6c8051d39c311caa43be16b29e5ed903eba3befb6d9c81b9bfc4df231", 0x27}, {&(0x7f0000000bc0)="c731cd79b595c50c33cdf21d53a6aac0924aba7db00262ffb88b2fd7a56517ef43f5eb1f6162382bdbe3cef054796e6f83377d72bbeeadcd2cf8b99c55623148bd58424a846551ac3c05bf4d721a87db5799a6d803f131c3fa48095425526126d85699bfcd619fc8e1d148ff5f6b85c6354564cf9126af7aac77f799fe0a125cf947083a57ed29db783da4c982c3bed27f2715afe69593dbc5df6e6b85051d58f216c75cc69673ec6ca16767d15fce010af3f8e031cbfa6bb23d33102a53b8531b81737b1829c75a97e6c53315dbdfc9", 0xd0}, {&(0x7f0000000cc0)="715005b9103bca016063a4a9caf6ce2c356309ae1952947541a12ec42ddd7eac855a9df6fd53945a5c82946a0ecc7de2f85974ead6df51ea16ed05921f9b020131882c3e232e93a84a7ba11a46048493357dae2c528d7c070b5f494685dabf5f815af48ee2e3624703a647c18d300f091f6e28568f9ac02f427b12089f0e289ea737f73a8a219dddee9903a23738fc62f36a578bdf0095ea412bbdd870b2f5db52760109e5b004703b2c46e2afdc0bb229d651d1a86521c6bea25e06d16ece17b030a1b0a0360be20e244774ad308d00", 0xd0}, {&(0x7f0000000dc0)="26b1299c101c7473b8c167d044c6ff31dc7aa6e08905c1e37ce0e578833314015c38f5397bcf507290177d1e1fd61657145d03750493a223ab0ceba1a555a0b71a9768cfee0ade2786d1bd7f4cc1c2a992348543ca", 0x55}, {&(0x7f0000000e40)="a8881e5cdeb40b8a229814cfbb76f1ed19961a88bffc239d18a4acd1c44098a3fd5f67ff7c369d7b", 0x28}, {&(0x7f0000000e80)="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{&(0x7f0000003e00)="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", 0x1000}, {&(0x7f0000004e00)="d963fe4c7b7a8ccaf2f8ebec6dcdbf11014e19fce35ebbec628fd38c3f8b9368e961d34140b1930dd64d9b2ef31ee5d70c36016b86b4", 0x36}, {&(0x7f0000004e40)="83925018cb395ef8ff1919e1e318257fa384bbc79570cf40f95adde43a158cd5e988aefa51706139be68012db3377b2e", 0x30}, {&(0x7f0000004e80)="a2e2555a815d1935ea6d11b88291523c19219332cb6c3fa4997661a4f015e200603cc539cbd997f999982a9bf97bded5d791ca76febe15f5cd738b0b40ad0e3e61fad73d7fd759140e8b", 0x4a}], 0xa, &(0x7f00000050c0)=[@sndinfo={0x20, 0x84, 0x2, {0x3, 0x8000, 0xc27, 0x716c, r11}}, @dstaddrv6={0x20, 0x84, 0x8, @loopback={0x0, 0x1}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1f}}, @authinfo={0x18, 0x84, 0x6, {0x1}}, @prinfo={0x18, 0x84, 0x5, {0x30, 0x3ff}}, @sndrcv={0x30, 0x84, 0x1, {0x20, 0x400, 0x8, 0x7, 0x9, 0x5, 0x5, 0x4, r12}}, @dstaddrv4={0x18, 0x84, 0x7, @dev={0xac, 0x14, 0x14, 0x12}}, @init={0x18, 0x84, 0x0, {0x0, 0xff, 0x8001, 0x3}}], 0xe8, 0x880}], 0x7, 0x24000040) accept4(r0, &(0x7f0000000340), &(0x7f00000003c0)=0x80, 0x0) 2018/06/04 22:44:49 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x40030000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:49 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x3000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 466.246839] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 466.254535] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 466.261786] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 466.269039] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 466.276290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 466.283544] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000003 2018/06/04 22:44:50 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000000000]}}}, 0x90) 2018/06/04 22:44:50 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0047fc2f07d82c99240970") r1 = socket$inet(0x2, 0x200000002, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e21}, 0x10) recvmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000640), 0x0, &(0x7f00000000c0)=""/239, 0xef}, 0x2) syz_emit_ethernet(0xfdef, &(0x7f0000000280)=ANY=[@ANYBLOB="ffffffffffff00001400000008004500001c000000000011907800000000e000000100004e2100089078dd159714c327061acf6496aa84c8ea585d7c6d1e91d545651d667c9d72f45776ad9bbcd24d4823b47b8fe1195e3f2c5481ade57c0bc838e486bc534b676509e0baf8f5fb2638c67680def235220f2cc5a846d5d74f9c2092e8c438119fdd400894e49b9ce32e734e5f08fab43fa697410a1b36440f49"], 0x0) sendto$inet(r1, &(0x7f0000000200), 0x0, 0x0, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) recvmsg(r1, &(0x7f0000000540)={&(0x7f0000000040)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, 0x80, &(0x7f0000000400), 0x0, &(0x7f0000000440)=""/209, 0xd1}, 0x0) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000200)={'bond0\x00', {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xe}}}) 2018/06/04 22:44:50 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xf401], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:50 executing program 1 (fault-call:1 fault-nth:4): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:50 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xff000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:50 executing program 3: r0 = socket(0x10, 0x802, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x6, 0x4000) ioctl$TIOCLINUX5(r1, 0x541c, &(0x7f0000000080)={0x5, 0x4d, 0xcb, 0x7, 0x80000000}) write(r0, &(0x7f00001ed000)="24000000200025f0006b000420edea00021900080110b5000010ffea08000100000000b7", 0x24) ioctl$FIONREAD(r1, 0x541b, &(0x7f00000000c0)) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'vlan0\x00', 0x8}) 2018/06/04 22:44:50 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xe00000000000000}, 0x1c) 2018/06/04 22:44:50 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket$inet6(0xa, 0x2, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x200040, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x4}, 0x1c) setsockopt$inet6_IPV6_ADDRFORM(r1, 0x29, 0x42, &(0x7f0000000080)=0x2, 0x4) [ 466.519516] FAULT_INJECTION: forcing a failure. [ 466.519516] name failslab, interval 1, probability 0, space 0, times 0 [ 466.530811] CPU: 1 PID: 32658 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 466.537733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.547076] Call Trace: [ 466.549661] dump_stack+0x1b9/0x294 [ 466.553282] ? dump_stack_print_info.cold.2+0x52/0x52 [ 466.558461] ? lock_acquire+0x1dc/0x520 [ 466.562451] should_fail.cold.4+0xa/0x1a [ 466.566518] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.571606] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 466.576528] ? graph_lock+0x170/0x170 [ 466.580321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.585847] ? put_dec_trunc8+0x273/0x300 [ 466.589984] ? find_held_lock+0x36/0x1c0 [ 466.594041] ? __lock_is_held+0xb5/0x140 [ 466.598103] ? check_same_owner+0x320/0x320 [ 466.602413] ? netdev_run_todo+0x747/0xa50 [ 466.606639] ? rcu_note_context_switch+0x710/0x710 [ 466.611563] __should_failslab+0x124/0x180 [ 466.615790] should_failslab+0x9/0x14 [ 466.619577] __kmalloc_track_caller+0x2c4/0x760 [ 466.624234] ? pointer+0xa10/0xa10 [ 466.627760] ? print_usage_bug+0xc0/0xc0 [ 466.631812] ? kvasprintf_const+0x67/0x190 [ 466.636044] kvasprintf+0xa9/0x130 [ 466.639572] ? bust_spinlocks+0xe0/0xe0 [ 466.643536] ? rtnl_trylock+0x20/0x20 [ 466.647331] kvasprintf_const+0x67/0x190 [ 466.651383] kobject_set_name_vargs+0x5b/0x150 [ 466.655955] dev_set_name+0xa4/0xc0 [ 466.659570] ? device_initialize+0x5d0/0x5d0 [ 466.663978] wiphy_new_nm+0x94e/0x2290 [ 466.667856] ? cfg80211_dev_check_name.isra.7+0x420/0x420 [ 466.673384] ? __lock_acquire+0x7f5/0x5140 [ 466.677612] ? __lock_acquire+0x7f5/0x5140 [ 466.681843] ? print_usage_bug+0xc0/0xc0 [ 466.685901] ? debug_check_no_locks_freed+0x310/0x310 [ 466.691078] ? print_usage_bug+0xc0/0xc0 [ 466.695136] ? print_usage_bug+0xc0/0xc0 [ 466.699187] ? print_usage_bug+0xc0/0xc0 [ 466.703237] ? __lock_acquire+0x7f5/0x5140 [ 466.707461] ? check_noncircular+0x20/0x20 [ 466.711685] ? __lock_acquire+0x7f5/0x5140 [ 466.715905] ? graph_lock+0x170/0x170 [ 466.719694] ? debug_check_no_locks_freed+0x310/0x310 [ 466.724867] ? __lock_acquire+0x7f5/0x5140 [ 466.729094] ? debug_check_no_locks_freed+0x310/0x310 [ 466.734271] ? find_held_lock+0x36/0x1c0 [ 466.738328] ieee80211_alloc_hw_nm+0x4c9/0x2080 [ 466.742985] ? ieee80211_restart_work+0x1a0/0x1a0 [ 466.747818] ? kasan_check_read+0x11/0x20 [ 466.751953] ? rcu_is_watching+0x85/0x140 [ 466.756087] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 466.761263] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 466.766446] ? graph_lock+0x170/0x170 [ 466.770234] ? kernel_text_address+0x79/0xf0 [ 466.774632] ? __unwind_start+0x166/0x330 [ 466.778768] ? __kernel_text_address+0xd/0x40 [ 466.783255] ? unwind_get_return_address+0x61/0xa0 [ 466.788173] ? __save_stack_trace+0x7e/0xd0 [ 466.792485] ? print_usage_bug+0xc0/0xc0 [ 466.796531] ? find_held_lock+0x36/0x1c0 [ 466.800588] ? lock_downgrade+0x8e0/0x8e0 [ 466.804726] ? genl_family_rcv_msg+0x889/0x1120 [ 466.809384] ? mark_held_locks+0xc9/0x160 [ 466.813517] ? kasan_check_read+0x11/0x20 [ 466.817653] ? __local_bh_enable_ip+0x161/0x230 [ 466.822308] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 466.827318] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 466.832408] ? trace_hardirqs_on+0xd/0x10 [ 466.836544] ? __local_bh_enable_ip+0x161/0x230 [ 466.841204] mac80211_hwsim_new_radio+0x235/0x3410 [ 466.846123] ? string+0x21d/0x2c0 [ 466.849563] ? widen_string+0x2d0/0x2d0 [ 466.853525] ? __lock_is_held+0xb5/0x140 [ 466.857576] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 466.863711] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.869231] ? vsnprintf+0x242/0x1b40 [ 466.873029] ? pointer+0xa10/0xa10 [ 466.876558] ? rcu_note_context_switch+0x710/0x710 [ 466.881476] ? __lock_acquire+0x7f5/0x5140 [ 466.885702] ? kasprintf+0xa2/0xc0 [ 466.889231] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 466.894233] ? kvasprintf+0xe2/0x130 [ 466.897936] ? bust_spinlocks+0xe0/0xe0 [ 466.901905] ? kasprintf+0xa2/0xc0 [ 466.905433] ? kvasprintf_const+0x190/0x190 [ 466.909739] ? graph_lock+0x170/0x170 [ 466.913527] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 466.918704] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 466.924237] hwsim_new_radio_nl+0x7b8/0xa60 [ 466.928542] ? nla_parse+0x358/0x4a0 [ 466.932244] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 466.937425] ? __netlink_ns_capable+0x100/0x130 [ 466.942087] genl_family_rcv_msg+0x889/0x1120 [ 466.946575] ? genl_rcv+0x40/0x40 [ 466.950026] ? lock_downgrade+0x8e0/0x8e0 [ 466.954180] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 466.959189] ? kasan_check_read+0x11/0x20 [ 466.963327] ? lock_acquire+0x1dc/0x520 [ 466.967293] ? genl_rcv+0x19/0x40 [ 466.970749] genl_rcv_msg+0xc6/0x170 [ 466.974453] netlink_rcv_skb+0x172/0x440 [ 466.978500] ? genl_family_rcv_msg+0x1120/0x1120 [ 466.983247] ? netlink_ack+0xbc0/0xbc0 [ 466.987122] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 466.992299] ? netlink_skb_destructor+0x210/0x210 [ 466.997138] genl_rcv+0x28/0x40 [ 467.000402] netlink_unicast+0x58b/0x740 [ 467.004454] ? netlink_attachskb+0x970/0x970 [ 467.008849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.014371] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 467.019373] ? security_netlink_send+0x88/0xb0 [ 467.023945] netlink_sendmsg+0x9f0/0xfa0 [ 467.028000] ? netlink_unicast+0x740/0x740 [ 467.032230] ? security_socket_sendmsg+0x94/0xc0 [ 467.036971] ? netlink_unicast+0x740/0x740 [ 467.041194] sock_sendmsg+0xd5/0x120 [ 467.044897] ___sys_sendmsg+0x805/0x940 [ 467.048865] ? copy_msghdr_from_user+0x560/0x560 [ 467.053621] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 467.059145] ? proc_fail_nth_write+0x96/0x1f0 [ 467.063632] ? __fget_light+0x2ef/0x430 [ 467.067598] ? fget_raw+0x20/0x20 [ 467.071041] ? find_held_lock+0x36/0x1c0 [ 467.075094] ? kasan_check_write+0x14/0x20 [ 467.079320] ? wait_for_completion+0x870/0x870 [ 467.083899] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.089423] ? sockfd_lookup_light+0xc5/0x160 [ 467.093912] __sys_sendmsg+0x115/0x270 [ 467.097792] ? __ia32_sys_shutdown+0x80/0x80 [ 467.102187] ? __sb_end_write+0xac/0xe0 [ 467.106157] ? fput+0x130/0x1a0 [ 467.109423] ? ksys_write+0x1a6/0x250 [ 467.113217] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 467.118053] __x64_sys_sendmsg+0x78/0xb0 [ 467.122104] do_syscall_64+0x1b1/0x800 [ 467.125979] ? finish_task_switch+0x1ca/0x840 [ 467.130463] ? syscall_return_slowpath+0x5c0/0x5c0 [ 467.135382] ? syscall_return_slowpath+0x30f/0x5c0 [ 467.140306] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 467.145660] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.150495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 467.155671] RIP: 0033:0x455a09 [ 467.158845] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 467.166635] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 467.173889] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 467.181145] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 467.188402] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 467.195662] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000004 2018/06/04 22:44:50 executing program 5: socketpair(0x9, 0x80003, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r0, 0xc4c85513, &(0x7f0000000280)={{0x2, 0x5, 0x1ff, 0xffff, '\x00', 0x7fffffff}, 0x1, [0xc0000000000, 0x40, 0x58, 0x8, 0x6cd, 0x30, 0x7f, 0x200, 0xb2, 0x3, 0x80000000, 0x6, 0x7, 0x8001, 0x1, 0x1c, 0x92, 0x6b, 0x4000000, 0xffff, 0x7ff, 0xdc7, 0x9, 0xffffffff, 0x4000000000000, 0x4, 0x8, 0xfff, 0xeb, 0x9fdb, 0x2, 0x7, 0xa, 0x3ff, 0x4, 0x6, 0x5, 0x8, 0x5245, 0x7, 0x7ff, 0x101, 0x1000, 0x86a, 0x80000000, 0xfffffffffffffff8, 0xffffffffffffffc0, 0x3, 0x8, 0x8, 0x40, 0x1, 0x5, 0xffffffff00000000, 0x1, 0xfffffffffffff801, 0x3, 0x6, 0xfffffffffffffc00, 0x7fffffff, 0x6, 0x8, 0x3, 0xac2a, 0x60, 0x9, 0x200, 0x2, 0x7c, 0x1, 0x8, 0x8, 0x20, 0xb568, 0x7fff, 0x1ff, 0x1f, 0x7, 0x3ff, 0xffffffffffffffff, 0x5, 0x7, 0x7ff, 0x6, 0x7, 0x6, 0xe69c, 0x7, 0x4, 0x3000000000000000, 0x1, 0x10c, 0x61c2, 0x6, 0x7, 0x8, 0x7, 0x8, 0x0, 0x7, 0xf34, 0x1, 0x5, 0x2f6, 0x9, 0x5, 0x7, 0x3, 0x7ff, 0x7ff, 0x9, 0x9, 0x3f, 0x81, 0x4, 0x5, 0x4, 0x2, 0x1, 0xfff, 0xe4d2, 0xd4, 0x10001, 0xffffffff80000000, 0x2, 0x6, 0x31d6, 0x101], {r1, r2+10000000}}) removexattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00']) r3 = socket$kcm(0x29, 0x5, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") perf_event_open(&(0x7f0000000180)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext={0x0, 0x8}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/06/04 22:44:50 executing program 1 (fault-call:1 fault-nth:5): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 467.224811] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:50 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x700000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:50 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x3a000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:50 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x20000, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000080)=[@textreal={0x8, &(0x7f0000000000)="3e0f238966b9030100c066b84c18f16566ba7afd6b770f30360f01d12e0f019c06002e36ab2e0fdac00f01cf0f01ca66b8a8b100000f23d00f21f86635200000000f23f8440f20c0663509000000440f22c0", 0x52}], 0x1, 0x0, &(0x7f00000001c0), 0x0) getsockopt$inet_sctp_SCTP_INITMSG(r3, 0x84, 0x2, &(0x7f0000000100), &(0x7f0000000140)=0x8) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 467.337647] FAULT_INJECTION: forcing a failure. [ 467.337647] name failslab, interval 1, probability 0, space 0, times 0 [ 467.348991] CPU: 1 PID: 32680 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 467.355920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.365273] Call Trace: [ 467.367864] dump_stack+0x1b9/0x294 [ 467.371509] ? dump_stack_print_info.cold.2+0x52/0x52 [ 467.376719] should_fail.cold.4+0xa/0x1a [ 467.380791] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/06/04 22:44:50 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xffffff7f], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 467.385910] ? graph_lock+0x170/0x170 [ 467.389714] ? mark_held_locks+0xc9/0x160 [ 467.393867] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 467.398456] ? find_held_lock+0x36/0x1c0 [ 467.402529] ? __lock_is_held+0xb5/0x140 [ 467.406627] ? check_same_owner+0x320/0x320 [ 467.410959] ? rcu_note_context_switch+0x710/0x710 [ 467.415898] __should_failslab+0x124/0x180 [ 467.420142] should_failslab+0x9/0x14 [ 467.423946] __kmalloc+0x2c8/0x760 [ 467.427495] ? lockdep_init_map+0x9/0x10 [ 467.431558] ? rfkill_alloc+0xf2/0x390 [ 467.435437] rfkill_alloc+0xf2/0x390 [ 467.439142] ? rfkill_fop_read+0x710/0x710 [ 467.443365] ? __lockdep_init_map+0x105/0x590 [ 467.447852] wiphy_new_nm+0x1633/0x2290 [ 467.451815] ? cfg80211_dev_check_name.isra.7+0x420/0x420 [ 467.457338] ? __lock_acquire+0x7f5/0x5140 [ 467.461564] ? __lock_acquire+0x7f5/0x5140 [ 467.465782] ? perf_trace_lock+0xd6/0x900 [ 467.469926] ? debug_check_no_locks_freed+0x310/0x310 [ 467.475100] ? print_usage_bug+0xc0/0xc0 [ 467.479151] ? print_usage_bug+0xc0/0xc0 [ 467.483197] ? perf_trace_lock+0xd6/0x900 [ 467.487331] ? zap_class+0x720/0x720 [ 467.491031] ? check_noncircular+0x20/0x20 [ 467.495253] ? __lock_acquire+0x7f5/0x5140 [ 467.499472] ? graph_lock+0x170/0x170 [ 467.503257] ? __lock_acquire+0x7f5/0x5140 [ 467.507482] ? debug_check_no_locks_freed+0x310/0x310 [ 467.512655] ? find_held_lock+0x36/0x1c0 [ 467.516711] ieee80211_alloc_hw_nm+0x4c9/0x2080 [ 467.521365] ? ieee80211_restart_work+0x1a0/0x1a0 [ 467.526192] ? perf_trace_lock+0xd6/0x900 [ 467.530326] ? rcu_is_watching+0x85/0x140 [ 467.534457] ? zap_class+0x720/0x720 [ 467.538152] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 467.543328] ? graph_lock+0x170/0x170 [ 467.547114] ? kernel_text_address+0x79/0xf0 [ 467.551508] ? __unwind_start+0x166/0x330 [ 467.555637] ? __kernel_text_address+0xd/0x40 [ 467.560119] ? unwind_get_return_address+0x61/0xa0 [ 467.565034] ? __save_stack_trace+0x7e/0xd0 [ 467.569342] ? print_usage_bug+0xc0/0xc0 [ 467.573387] ? find_held_lock+0x36/0x1c0 [ 467.577440] ? lock_downgrade+0x8e0/0x8e0 [ 467.581570] ? genl_family_rcv_msg+0x889/0x1120 [ 467.586222] ? mark_held_locks+0xc9/0x160 [ 467.590354] ? kasan_check_read+0x11/0x20 [ 467.594489] ? __local_bh_enable_ip+0x161/0x230 [ 467.599142] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 467.604142] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 467.609228] ? trace_hardirqs_on+0xd/0x10 [ 467.613362] ? __local_bh_enable_ip+0x161/0x230 [ 467.618024] mac80211_hwsim_new_radio+0x235/0x3410 [ 467.622941] ? string+0x21d/0x2c0 [ 467.626378] ? widen_string+0x2d0/0x2d0 [ 467.630337] ? __lock_is_held+0xb5/0x140 [ 467.634385] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 467.640515] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.646041] ? vsnprintf+0x242/0x1b40 [ 467.649830] ? pointer+0xa10/0xa10 [ 467.653351] ? rcu_note_context_switch+0x710/0x710 [ 467.658263] ? __lock_acquire+0x7f5/0x5140 [ 467.662484] ? kasprintf+0xa2/0xc0 [ 467.666011] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 467.671020] ? kvasprintf+0xe2/0x130 [ 467.674722] ? bust_spinlocks+0xe0/0xe0 [ 467.678686] ? kasprintf+0xa2/0xc0 [ 467.682207] ? kvasprintf_const+0x190/0x190 [ 467.686510] ? graph_lock+0x170/0x170 [ 467.690299] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 467.695474] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 467.700998] hwsim_new_radio_nl+0x7b8/0xa60 [ 467.705306] ? nla_parse+0x358/0x4a0 [ 467.709005] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 467.714186] ? __netlink_ns_capable+0x100/0x130 [ 467.718844] genl_family_rcv_msg+0x889/0x1120 [ 467.723327] ? genl_rcv+0x40/0x40 [ 467.726764] ? lock_downgrade+0x8e0/0x8e0 [ 467.730895] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 467.735899] ? lock_acquire+0x1dc/0x520 [ 467.739854] ? genl_rcv+0x19/0x40 [ 467.743302] genl_rcv_msg+0xc6/0x170 [ 467.747001] netlink_rcv_skb+0x172/0x440 [ 467.751050] ? genl_family_rcv_msg+0x1120/0x1120 [ 467.755788] ? netlink_ack+0xbc0/0xbc0 [ 467.759660] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 467.764836] ? netlink_skb_destructor+0x210/0x210 [ 467.769667] genl_rcv+0x28/0x40 [ 467.772931] netlink_unicast+0x58b/0x740 [ 467.776981] ? netlink_attachskb+0x970/0x970 [ 467.781376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.786898] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 467.791900] ? security_netlink_send+0x88/0xb0 [ 467.796475] netlink_sendmsg+0x9f0/0xfa0 [ 467.800531] ? netlink_unicast+0x740/0x740 [ 467.804753] ? security_socket_sendmsg+0x94/0xc0 [ 467.809490] ? netlink_unicast+0x740/0x740 [ 467.813711] sock_sendmsg+0xd5/0x120 [ 467.817408] ___sys_sendmsg+0x805/0x940 [ 467.821371] ? copy_msghdr_from_user+0x560/0x560 [ 467.826117] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 467.831637] ? proc_fail_nth_write+0x96/0x1f0 [ 467.836123] ? __fget_light+0x2ef/0x430 [ 467.840083] ? fget_raw+0x20/0x20 [ 467.843521] ? find_held_lock+0x36/0x1c0 [ 467.847570] ? kasan_check_write+0x14/0x20 [ 467.851790] ? wait_for_completion+0x870/0x870 [ 467.856363] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.861885] ? sockfd_lookup_light+0xc5/0x160 [ 467.866364] __sys_sendmsg+0x115/0x270 [ 467.870236] ? __ia32_sys_shutdown+0x80/0x80 [ 467.874630] ? __sb_end_write+0xac/0xe0 [ 467.878592] ? fput+0x130/0x1a0 [ 467.881856] ? ksys_write+0x1a6/0x250 [ 467.885647] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 467.890478] __x64_sys_sendmsg+0x78/0xb0 [ 467.894527] do_syscall_64+0x1b1/0x800 [ 467.898402] ? finish_task_switch+0x1ca/0x840 [ 467.902882] ? syscall_return_slowpath+0x5c0/0x5c0 [ 467.907796] ? syscall_return_slowpath+0x30f/0x5c0 [ 467.912712] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 467.918062] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.922894] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 467.928064] RIP: 0033:0x455a09 [ 467.931237] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2018/06/04 22:44:51 executing program 5: r0 = socket$inet6_sctp(0xa, 0xe5b8fcd7186f6372, 0x84) perf_event_open(&(0x7f0000000140)={0x2, 0x7b, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) getsockopt$inet6_buf(r0, 0x29, 0x18, &(0x7f0000001000)=""/144, &(0x7f0000001ffc)=0x90) [ 467.938931] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 467.946183] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 467.953434] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 467.960687] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 467.967938] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000005 2018/06/04 22:44:51 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfeffffff00000000]}}}, 0x90) 2018/06/04 22:44:51 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x5b010000}, 0x1c) 2018/06/04 22:44:51 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x30000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:51 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:51 executing program 5: r0 = syz_open_dev$sg(&(0x7f0000000200)='/dev/sg#\x00', 0x0, 0x163882) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x0) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f00000000c0)={0x0, 0x1000}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f00000003c0)=ANY=[], &(0x7f0000000280)) syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) pwrite64(0xffffffffffffffff, &(0x7f0000000240), 0x0, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x11, 0xffffffffffffffff, 0x0) lseek(0xffffffffffffffff, 0x0, 0x2) openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f0000000000)={{}, {0x0, 0x0, 0x0, 0x0, 0xb8}, {0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, {0x0, 0x11f004, 0x0, 0x0, 0x7fffffff, 0x0, 0x0, 0x2, 0x0, 0x0, 0x6d50}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb461}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x4}, {0x0, 0x0, 0x0, 0x5, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0xdb0}, {0x0, 0x16000, 0xf}}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000580), 0x0) ioctl$SG_GET_VERSION_NUM(r0, 0x2282, &(0x7f0000000140)) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(0xffffffffffffffff, 0x84, 0x1e, &(0x7f00000002c0), 0x4) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000317000), 0x0) symlink(&(0x7f0000001000)='./file0\x00', &(0x7f0000000080)='./file0\x00') syz_fuseblk_mount(&(0x7f0000000000)='./file0/file0\x00', &(0x7f0000000040)='./file0/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) dup3(r1, r0, 0x0) socket$inet_icmp(0x2, 0x2, 0x1) 2018/06/04 22:44:51 executing program 2: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x109000, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000040)="402f31939f016b60b7cfce3442e5d47139ab7c6fff75951ed51e72f8c5191cc7f995ff5e58ad9ad1ba39bd6be2121cafbb4768926e5d8b43875eb9b279057e5b8b0737dc0a7bbb05dbd97e04c37a292bd6c46b7bcf8604b82f7e107dd7815ad57c2cd62d2e13e7a2c5b20ad2e564dd9907b13f1199bf138adbe101210a8b31bb389e39159fdaa03fde4f9e6b6019b7d87cf0d62e0f6e0f85ae872e3c1dd222edb7e7c75580e4693de94294a3ce47978a85a626edbcc26ee21677759380f3611961fe6a4351e28a4765564f9bab8d0b5fb5cd1fe8dd6077", &(0x7f0000000140)="adc61a3d9d9fe0932800ccc0fdc51178fc5e595aba507f03b22ed076b010c15561d3070dac2605d93c33fe1b2babee0df1d39073dea467b9ebd4bcae4e73f2355a4103170dfb62777fd29fb0e3aed6d843fea1fd60d459"}, 0x20) setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000000200)=0x1, 0x4) alarm(0x8) setsockopt$netrom_NETROM_N2(r0, 0x103, 0x3, &(0x7f0000000240)=0x3ddc48eb, 0x4) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x1) r1 = openat$cgroup_int(r0, &(0x7f00000002c0)='io.max\x00', 0x2, 0x0) r2 = fcntl$getown(r1, 0x9) sched_getscheduler(r2) write$binfmt_aout(r0, &(0x7f0000000300)={{0xcc, 0x1, 0x5, 0x23c, 0x3c6, 0x40, 0x338, 0x4}, "73429573e865bedddadaee9734b617a6e408e1a5cdc5185b6225908e4ec27fe4fe06bba9e917fc21302aeed8141febf8a38421f3b9493ac5ce1cfb189747a7aee1f4c2900303b9fa729f6d310014f3dd38c624596af1208e78a50c94f8e24ccecc48c6bf639b0a78f9ad54083d2691a04896f6163971cf4cae14839a3bbd93b24602736db4e7384b5487b7eb229cd3fa300f81aaaf4e067daec3e2e8d749f8d5daf1448e6b09c55954b2b4681beda36d0201d9d033b4f5da76cb9d632fb09e", [[], [], [], [], [], [], [], [], []]}, 0x9df) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000d00)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000d40)=0x14) r3 = openat$ion(0xffffffffffffff9c, &(0x7f0000000d80)='/dev/ion\x00', 0x10001, 0x0) write$binfmt_script(r3, &(0x7f0000000dc0)={'#! ', './file0', [{0x20, '#'}, {0x20, 'self)'}, {0x20, 'posix_acl_accessvboxnet1'}, {0x20, '/dev/ion\x00'}, {0x20, '/dev/vcs\x00'}, {0x20}, {0x20, 'io.max\x00'}, {0x20, 'io.max\x00'}, {0x20, 'io.max\x00'}, {0x20}], 0xa, "243d7805109c133c824955aa759cece696b761e06200a24245328f53a375f08731eed0eb2087821ead6142c4aeec9ffacdfac48ead257481d9fee4bcd6b9d725f74d4c55dc47db80a9d0a0afdc4185c37a0b75e4f77c57a90855cd25f1fe35cc8e626f170d56ee21b09ee66a17771f3d0815db17e97753d3ceb6f26665258323ea02e2ae0079139d066b3d6417626ff380c04a4c1e4a90e12e7d7a83dfaee8c2f433334bffdeea0c788724296579dd430441090e"}, 0x10e) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f0000000f00)={0x0, 'ip6gre0\x00', 0x1}, 0x18) r4 = request_key(&(0x7f0000000f40)='cifs.idmap\x00', &(0x7f0000000f80)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000fc0)='posix_acl_accessvboxnet1', 0xfffffffffffffffc) keyctl$invalidate(0x15, r4) getsockopt$EBT_SO_GET_INFO(r0, 0x0, 0x80, &(0x7f0000001000)={'nat\x00'}, &(0x7f0000001080)=0x78) getsockopt$netrom_NETROM_T4(r0, 0x103, 0x6, &(0x7f00000010c0)=0xfb5, &(0x7f0000001100)=0x4) getsockopt$nfc_llcp(r0, 0x118, 0x5, &(0x7f0000001140)=""/31, 0x1f) ioctl$DRM_IOCTL_ADD_BUFS(r0, 0xc0206416, &(0x7f0000001180)={0x4000000, 0x3f, 0x4, 0xffffffffffffc4e5, 0x8, 0xc2d}) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f00000011c0)) getpeername$packet(r0, &(0x7f0000001380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000013c0)=0x14) r6 = bpf$PROG_LOAD(0x5, &(0x7f0000001400)={0xf, 0x8, &(0x7f0000001200)=@raw=[@alu={0x4, 0x2, 0xa, 0xa, 0x2, 0xfffffffe, 0xfffffffffffffff8}, @initr0={0x18, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x7}, @alu={0x0, 0xbe42, 0xc, 0x0, 0x7, 0xfffffffe, 0x4}, @jmp={0x5, 0x0, 0x8, 0x0, 0x9, 0x1, 0xffffffffffffffff}], &(0x7f0000001240)='syzkaller\x00', 0x0, 0xc6, &(0x7f0000001280)=""/198, 0x41000, 0x1, [], r5, 0xb}, 0x48) fchmodat(r0, &(0x7f0000001480)='./file0/file0\x00', 0x100) sendfile(r1, r6, &(0x7f00000014c0), 0x9) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000001500)={0x1, [0x9]}, &(0x7f0000001540)=0x6) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000001580)) r7 = openat$vcs(0xffffffffffffff9c, &(0x7f00000015c0)='/dev/vcs\x00', 0x206e40, 0x0) setsockopt$packet_tx_ring(r6, 0x107, 0xd, &(0x7f0000001600)=@req={0x3, 0x8, 0x10000, 0xfffffffffffffffe}, 0x10) ioctl$KDSKBMODE(r7, 0x4b45, &(0x7f0000001640)=0x280000000000) 2018/06/04 22:44:51 executing program 1 (fault-call:1 fault-nth:6): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:51 executing program 3: futex(&(0x7f0000000000), 0x400000085, 0x0, &(0x7f00008b5000)={0x0, 0x989680}, &(0x7f0000000080), 0x90020001) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x3, 0x2) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f00000000c0)=[@in6={0xa, 0x4e24, 0x1ff, @loopback={0x0, 0x1}, 0x3}, @in={0x2, 0x4e22, @rand_addr=0xb95}, @in={0x2, 0x4e20, @rand_addr}], 0x3c) [ 468.237461] FAULT_INJECTION: forcing a failure. [ 468.237461] name failslab, interval 1, probability 0, space 0, times 0 [ 468.248741] CPU: 1 PID: 32715 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 468.255664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.265010] Call Trace: [ 468.267597] dump_stack+0x1b9/0x294 [ 468.271218] ? dump_stack_print_info.cold.2+0x52/0x52 [ 468.276401] ? debug_object_free+0x5f0/0x5f0 [ 468.280807] should_fail.cold.4+0xa/0x1a [ 468.284857] ? __lock_is_held+0xb5/0x140 [ 468.288909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.294000] ? mark_held_locks+0xc9/0x160 [ 468.298143] ? graph_lock+0x170/0x170 [ 468.301934] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 468.306941] ? find_held_lock+0x36/0x1c0 [ 468.310995] ? __lock_is_held+0xb5/0x140 [ 468.315064] ? check_same_owner+0x320/0x320 [ 468.319376] ? rcu_note_context_switch+0x710/0x710 [ 468.324296] __should_failslab+0x124/0x180 [ 468.328518] should_failslab+0x9/0x14 [ 468.332304] kmem_cache_alloc_node_trace+0x26f/0x770 [ 468.337399] ? __lockdep_init_map+0x105/0x590 [ 468.341891] __kmalloc_node+0x33/0x70 [ 468.345682] kvmalloc_node+0x6b/0x100 [ 468.349474] bucket_table_alloc+0x4c4/0x5d0 [ 468.353781] ? __raw_spin_lock_init+0x1c/0x100 [ 468.358352] ? rhashtable_insert_one+0xb20/0xb20 [ 468.363103] ? __lockdep_init_map+0x105/0x590 [ 468.367592] ? __update_load_avg_blocked_se.isra.33+0x460/0x460 [ 468.373649] rhashtable_init+0x5ba/0xaa0 [ 468.377705] ? rhashtable_rehash_alloc+0x100/0x100 [ 468.382627] ? __lock_acquire+0x7f5/0x5140 [ 468.386847] ? graph_lock+0x170/0x170 [ 468.390635] ? update_load_avg+0x2d9/0x2570 [ 468.394948] rhltable_init+0x58/0xb0 [ 468.398655] sta_info_init+0x75/0x1e0 [ 468.402445] ? sta_info_recalc_tim+0x20/0x20 [ 468.406851] ieee80211_alloc_hw_nm+0x74e/0x2080 [ 468.411506] ? ieee80211_restart_work+0x1a0/0x1a0 [ 468.416334] ? kasan_check_read+0x11/0x20 [ 468.420470] ? rcu_is_watching+0x85/0x140 [ 468.424607] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 468.429784] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 468.434967] ? graph_lock+0x170/0x170 [ 468.438756] ? kernel_text_address+0x79/0xf0 [ 468.443152] ? __unwind_start+0x166/0x330 [ 468.447286] ? __kernel_text_address+0xd/0x40 [ 468.451769] ? unwind_get_return_address+0x61/0xa0 [ 468.456685] ? __save_stack_trace+0x7e/0xd0 [ 468.460995] ? print_usage_bug+0xc0/0xc0 [ 468.465049] ? find_held_lock+0x36/0x1c0 [ 468.469105] ? lock_downgrade+0x8e0/0x8e0 [ 468.473239] ? genl_family_rcv_msg+0x889/0x1120 [ 468.477897] ? mark_held_locks+0xc9/0x160 [ 468.482038] ? kasan_check_read+0x11/0x20 [ 468.486176] ? __local_bh_enable_ip+0x161/0x230 [ 468.490834] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 468.495837] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 468.500924] ? trace_hardirqs_on+0xd/0x10 [ 468.505059] ? __local_bh_enable_ip+0x161/0x230 [ 468.509720] mac80211_hwsim_new_radio+0x235/0x3410 [ 468.514638] ? string+0x21d/0x2c0 [ 468.518079] ? widen_string+0x2d0/0x2d0 [ 468.522045] ? __lock_is_held+0xb5/0x140 [ 468.526096] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 468.532227] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.537748] ? vsnprintf+0x242/0x1b40 [ 468.541543] ? pointer+0xa10/0xa10 [ 468.545070] ? rcu_note_context_switch+0x710/0x710 [ 468.549985] ? __lock_acquire+0x7f5/0x5140 [ 468.554211] ? kasprintf+0xa2/0xc0 [ 468.557740] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 468.562739] ? kvasprintf+0xe2/0x130 [ 468.566440] ? bust_spinlocks+0xe0/0xe0 [ 468.570412] ? kasprintf+0xa2/0xc0 [ 468.573939] ? kvasprintf_const+0x190/0x190 [ 468.578246] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 468.582817] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 468.587996] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 468.593526] hwsim_new_radio_nl+0x7b8/0xa60 [ 468.597835] ? nla_parse+0x358/0x4a0 [ 468.601536] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 468.606720] ? __netlink_ns_capable+0x100/0x130 [ 468.611382] genl_family_rcv_msg+0x889/0x1120 [ 468.615869] ? genl_rcv+0x40/0x40 [ 468.619311] ? __sched_text_start+0x8/0x8 [ 468.623456] ? kasan_check_read+0x11/0x20 [ 468.627605] ? lock_acquire+0x1dc/0x520 [ 468.631563] ? genl_rcv+0x19/0x40 [ 468.635024] genl_rcv_msg+0xc6/0x170 [ 468.638734] netlink_rcv_skb+0x172/0x440 [ 468.642782] ? genl_family_rcv_msg+0x1120/0x1120 [ 468.647524] ? netlink_ack+0xbc0/0xbc0 [ 468.651397] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 468.656574] ? netlink_skb_destructor+0x210/0x210 [ 468.661409] genl_rcv+0x28/0x40 [ 468.664674] netlink_unicast+0x58b/0x740 [ 468.668726] ? netlink_attachskb+0x970/0x970 [ 468.673124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.678652] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 468.683659] ? security_netlink_send+0x88/0xb0 [ 468.688228] netlink_sendmsg+0x9f0/0xfa0 [ 468.692281] ? netlink_unicast+0x740/0x740 [ 468.696504] ? security_socket_sendmsg+0x94/0xc0 [ 468.701243] ? netlink_unicast+0x740/0x740 [ 468.705467] sock_sendmsg+0xd5/0x120 [ 468.709170] ___sys_sendmsg+0x805/0x940 [ 468.713137] ? copy_msghdr_from_user+0x560/0x560 [ 468.717889] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 468.723412] ? proc_fail_nth_write+0x96/0x1f0 [ 468.727899] ? __fget_light+0x2ef/0x430 [ 468.731861] ? fget_raw+0x20/0x20 [ 468.735301] ? find_held_lock+0x36/0x1c0 [ 468.739352] ? kasan_check_write+0x14/0x20 [ 468.743580] ? wait_for_completion+0x870/0x870 [ 468.748159] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.753684] ? sockfd_lookup_light+0xc5/0x160 [ 468.758170] __sys_sendmsg+0x115/0x270 [ 468.762053] ? __ia32_sys_shutdown+0x80/0x80 [ 468.766453] ? __sb_end_write+0xac/0xe0 [ 468.770420] ? fput+0x130/0x1a0 [ 468.773689] ? ksys_write+0x1a6/0x250 [ 468.777490] __x64_sys_sendmsg+0x78/0xb0 [ 468.781543] do_syscall_64+0x1b1/0x800 [ 468.785431] ? finish_task_switch+0x1ca/0x840 [ 468.789923] ? syscall_return_slowpath+0x5c0/0x5c0 [ 468.794841] ? syscall_return_slowpath+0x30f/0x5c0 [ 468.799764] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 468.805118] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 468.809955] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 468.815130] RIP: 0033:0x455a09 [ 468.818303] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 468.826002] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 468.833261] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 468.840515] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 468.847770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 468.855033] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000006 [ 468.871984] futex_wake_op: syz-executor3 tries to shift op by 32; fix this program 2018/06/04 22:44:52 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xc0ffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:52 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xe803], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 468.883898] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 468.885663] futex_wake_op: syz-executor3 tries to shift op by 32; fix this program 2018/06/04 22:44:52 executing program 1 (fault-call:1 fault-nth:7): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:52 executing program 2: r0 = syz_open_dev$sndseq(&(0x7f00000002c0)='/dev/snd/seq\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x648000, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer2\x00', 0x0, 0x0) close(r1) dup2(r1, r0) [ 469.011260] FAULT_INJECTION: forcing a failure. [ 469.011260] name failslab, interval 1, probability 0, space 0, times 0 [ 469.022560] CPU: 1 PID: 32751 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 469.029489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 469.038840] Call Trace: [ 469.041441] dump_stack+0x1b9/0x294 [ 469.045083] ? dump_stack_print_info.cold.2+0x52/0x52 [ 469.050299] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 469.055502] should_fail.cold.4+0xa/0x1a [ 469.059579] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 469.064696] ? unwind_get_return_address+0x61/0xa0 [ 469.069639] ? __save_stack_trace+0x7e/0xd0 [ 469.073972] ? graph_lock+0x170/0x170 [ 469.077786] ? find_held_lock+0x36/0x1c0 [ 469.081859] ? __lock_is_held+0xb5/0x140 [ 469.085927] ? __kprobes_text_end+0x83798/0x10ef68 [ 469.090924] ? check_same_owner+0x320/0x320 [ 469.095259] ? rcu_note_context_switch+0x710/0x710 [ 469.100202] __should_failslab+0x124/0x180 [ 469.104448] should_failslab+0x9/0x14 [ 469.108262] kmem_cache_alloc_node_trace+0x26f/0x770 [ 469.113371] ? __kmalloc_node+0x33/0x70 [ 469.117354] ? __kmalloc_node+0x33/0x70 [ 469.121338] ? rcu_read_lock_sched_held+0x108/0x120 [ 469.126369] __kmalloc_node+0x33/0x70 [ 469.130184] kvmalloc_node+0x6b/0x100 [ 469.133997] alloc_bucket_spinlocks+0x92/0x1a0 [ 469.138590] bucket_table_alloc+0x17e/0x5d0 [ 469.142916] ? __raw_spin_lock_init+0x1c/0x100 [ 469.147511] ? rhashtable_insert_one+0xb20/0xb20 [ 469.152271] ? __lockdep_init_map+0x105/0x590 [ 469.156783] rhashtable_init+0x5ba/0xaa0 2018/06/04 22:44:52 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x7], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:52 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x300000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:52 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETSF(r0, 0x5404, &(0x7f0000000000)={0xffff, 0x401}) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) r2 = dup3(r1, r1, 0x80000) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'ifb0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f0000000300)=@newqdisc={0x450, 0x24, 0x400, 0x70bd28, 0x25dfdbff, {0x0, r3, {0xffe6, 0xfff5}, {0x0, 0x1}, {0xffff, 0xfffb}}, [@qdisc_kind_options=@q_cbq={{0x8, 0x1, 'cbq\x00'}, {0x408, 0x2, @TCA_CBQ_RTAB={0x404, 0x6, [0x1f, 0x6, 0xd313, 0x2, 0x50, 0x5, 0x7f, 0x1, 0x4, 0x1, 0x2429b00800000, 0x2, 0xffff, 0x7fffffff, 0x8, 0x3, 0x3, 0x4061, 0x1, 0x2, 0x9, 0x6, 0x100000000, 0x4, 0x6, 0x9, 0xffff, 0x96, 0xff, 0x1000, 0xfffffffffffff001, 0x6, 0x101, 0x0, 0x2, 0x7fff, 0x1c, 0xff, 0x200, 0x0, 0x8, 0x40, 0x7, 0x1f, 0x7, 0x1, 0xe6, 0x9, 0x5f4, 0x5, 0xfff, 0x80000000, 0x6, 0x1, 0x3dc, 0x5, 0x0, 0x8, 0x4, 0x8, 0x0, 0x5, 0x60, 0x800, 0x81, 0x0, 0x4, 0xcc5, 0xc312, 0x7fff, 0x7f, 0xffffffff, 0x10001, 0x3, 0x20, 0x9, 0x8e, 0x7, 0x7, 0x4, 0x5, 0x69e5, 0x1, 0x5, 0x1f, 0x1, 0xc3, 0x4, 0x2, 0x7, 0x6, 0x1ff, 0x10001, 0x6, 0xffffffff, 0x100000000, 0x4, 0xb23, 0xff, 0x0, 0x5, 0xfffffffffffffffc, 0x8, 0x9, 0x2, 0x6, 0x289b, 0x7f, 0x1f, 0x8, 0x6, 0x1ff, 0x1, 0x9, 0x80000001, 0x8, 0x7, 0x9, 0x6, 0x7, 0x5, 0x5, 0xfff, 0x1, 0x1, 0x1, 0x9, 0x8, 0x100000001, 0x2, 0x66, 0x8, 0x20, 0x3, 0x0, 0x20, 0xffffffffffffffc0, 0x5, 0x6, 0x5, 0xffffffff, 0x6, 0x164c, 0x2, 0x9, 0x2, 0x8, 0x0, 0x0, 0x7, 0x4, 0x6849, 0x7, 0x7, 0x7, 0x9, 0x0, 0x7f, 0xff, 0xe94, 0x3, 0x4, 0x3, 0x5, 0x4d, 0x1, 0x2, 0x1, 0x0, 0x100000000, 0x100000000000000, 0x6, 0x80000001, 0xe7ab468, 0x5, 0x1ff, 0x40000000000000, 0x6, 0x1, 0xffffffff, 0xffff, 0x10000, 0x5, 0x200, 0x80, 0x2, 0x1, 0x9, 0x902, 0xafb9, 0x401, 0x4, 0x7ff, 0xb5, 0xffffffffffffffff, 0x400, 0x1ad, 0x9, 0x4, 0x292a13ca, 0x58, 0x8, 0x800, 0x1, 0x1f, 0x8, 0x8001, 0x3, 0x6, 0x9, 0x1172, 0x7fffffff, 0x4, 0x7, 0x3, 0xffffffffffffffff, 0x100000, 0x1, 0x6ae5, 0x7, 0x67a2, 0x2, 0x3ff, 0x8, 0x2, 0x4, 0x7, 0x0, 0x0, 0xacd, 0x0, 0x4, 0xc4c2, 0x1000, 0x5, 0x1, 0xc4, 0x8, 0x43, 0xffffffff, 0x6, 0x800, 0x3, 0x1, 0x40, 0x1, 0x1ff, 0x4, 0x5, 0x6, 0xbc, 0x8, 0x1, 0x9, 0x5, 0x1]}}}, @qdisc_kind_options=@q_cbq={{0x8, 0x1, 'cbq\x00'}, {0x14, 0x2, @TCA_CBQ_FOPT={0x10, 0x3, {{0xffe0, 0xffef}, 0x4, 0x3}}}}]}, 0x450}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000000) ioctl(r1, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r4 = syz_open_pts(r0, 0x20201) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in6={{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}}, &(0x7f00000002c0)=0xb0) write(r4, &(0x7f0000000140), 0x28d) 2018/06/04 22:44:52 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xf4010000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 469.160853] ? rhashtable_rehash_alloc+0x100/0x100 [ 469.165788] ? zap_class+0x720/0x720 [ 469.169506] ? check_noncircular+0x20/0x20 [ 469.173750] ? __lock_acquire+0x7f5/0x5140 [ 469.177992] ? graph_lock+0x170/0x170 [ 469.181800] ? __lock_acquire+0x7f5/0x5140 [ 469.186054] rhltable_init+0x58/0xb0 [ 469.189771] sta_info_init+0x75/0x1e0 [ 469.193581] ? sta_info_recalc_tim+0x20/0x20 [ 469.198005] ieee80211_alloc_hw_nm+0x74e/0x2080 [ 469.202686] ? ieee80211_restart_work+0x1a0/0x1a0 [ 469.207530] ? perf_trace_lock+0xd6/0x900 [ 469.211684] ? rcu_is_watching+0x85/0x140 [ 469.215838] ? zap_class+0x720/0x720 [ 469.219555] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 469.224758] ? graph_lock+0x170/0x170 [ 469.228564] ? kernel_text_address+0x79/0xf0 [ 469.232980] ? __unwind_start+0x166/0x330 [ 469.237127] ? __kernel_text_address+0xd/0x40 [ 469.241628] ? unwind_get_return_address+0x61/0xa0 [ 469.246564] ? __save_stack_trace+0x7e/0xd0 [ 469.250891] ? print_usage_bug+0xc0/0xc0 [ 469.254957] ? find_held_lock+0x36/0x1c0 [ 469.259029] ? lock_downgrade+0x8e0/0x8e0 [ 469.263179] ? genl_family_rcv_msg+0x889/0x1120 [ 469.267856] ? mark_held_locks+0xc9/0x160 [ 469.272009] ? kasan_check_read+0x11/0x20 [ 469.276161] ? __local_bh_enable_ip+0x161/0x230 [ 469.280834] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 469.285858] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 469.290961] ? trace_hardirqs_on+0xd/0x10 [ 469.295111] ? __local_bh_enable_ip+0x161/0x230 [ 469.299791] mac80211_hwsim_new_radio+0x235/0x3410 [ 469.304720] ? string+0x21d/0x2c0 [ 469.308163] ? widen_string+0x2d0/0x2d0 [ 469.312128] ? __lock_is_held+0xb5/0x140 [ 469.316177] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 469.322312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.327833] ? vsnprintf+0x242/0x1b40 [ 469.331623] ? pointer+0xa10/0xa10 [ 469.335150] ? rcu_note_context_switch+0x710/0x710 [ 469.340066] ? __lock_acquire+0x7f5/0x5140 [ 469.344288] ? kasprintf+0xa2/0xc0 [ 469.347817] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 469.352817] ? kvasprintf+0xe2/0x130 [ 469.356516] ? bust_spinlocks+0xe0/0xe0 [ 469.360484] ? kasprintf+0xa2/0xc0 [ 469.364012] ? kvasprintf_const+0x190/0x190 [ 469.368322] ? graph_lock+0x170/0x170 [ 469.372110] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 469.377286] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 469.382814] hwsim_new_radio_nl+0x7b8/0xa60 [ 469.387119] ? nla_parse+0x358/0x4a0 [ 469.390820] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 469.395999] ? __netlink_ns_capable+0x100/0x130 [ 469.400664] genl_family_rcv_msg+0x889/0x1120 [ 469.405154] ? genl_rcv+0x40/0x40 [ 469.408591] ? lock_downgrade+0x8e0/0x8e0 [ 469.412734] ? lock_acquire+0x1dc/0x520 [ 469.416694] ? genl_rcv+0x19/0x40 [ 469.420150] genl_rcv_msg+0xc6/0x170 [ 469.423855] netlink_rcv_skb+0x172/0x440 [ 469.427904] ? genl_family_rcv_msg+0x1120/0x1120 [ 469.432645] ? netlink_ack+0xbc0/0xbc0 [ 469.436518] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 469.441695] ? netlink_skb_destructor+0x210/0x210 [ 469.446530] genl_rcv+0x28/0x40 [ 469.449795] netlink_unicast+0x58b/0x740 [ 469.453847] ? netlink_attachskb+0x970/0x970 [ 469.458244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.463770] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 469.468773] ? security_netlink_send+0x88/0xb0 [ 469.473345] netlink_sendmsg+0x9f0/0xfa0 [ 469.477402] ? netlink_unicast+0x740/0x740 [ 469.481627] ? security_socket_sendmsg+0x94/0xc0 [ 469.486366] ? netlink_unicast+0x740/0x740 [ 469.490592] sock_sendmsg+0xd5/0x120 [ 469.494296] ___sys_sendmsg+0x805/0x940 [ 469.498261] ? copy_msghdr_from_user+0x560/0x560 [ 469.503019] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 469.508548] ? proc_fail_nth_write+0x96/0x1f0 [ 469.513041] ? __fget_light+0x2ef/0x430 [ 469.517007] ? fget_raw+0x20/0x20 [ 469.520448] ? find_held_lock+0x36/0x1c0 [ 469.524498] ? kasan_check_write+0x14/0x20 [ 469.528725] ? wait_for_completion+0x870/0x870 [ 469.533300] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.538821] ? sockfd_lookup_light+0xc5/0x160 [ 469.543303] __sys_sendmsg+0x115/0x270 [ 469.547177] ? __ia32_sys_shutdown+0x80/0x80 [ 469.551571] ? __sb_end_write+0xac/0xe0 [ 469.555535] ? fput+0x130/0x1a0 [ 469.558799] ? ksys_write+0x1a6/0x250 [ 469.562597] __x64_sys_sendmsg+0x78/0xb0 [ 469.566651] do_syscall_64+0x1b1/0x800 [ 469.570523] ? finish_task_switch+0x1ca/0x840 [ 469.575006] ? syscall_return_slowpath+0x5c0/0x5c0 [ 469.579927] ? syscall_return_slowpath+0x30f/0x5c0 [ 469.584845] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 469.590199] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 469.595041] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 469.600216] RIP: 0033:0x455a09 [ 469.603388] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2018/06/04 22:44:53 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000]}}}, 0x90) [ 469.611082] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 469.618335] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 469.625591] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 469.632842] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 469.640095] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000007 2018/06/04 22:44:53 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x4002}, 0x1c) 2018/06/04 22:44:53 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB="280000001c00070f000000000000000007000000", @ANYRES32=r1, @ANYBLOB="4c0000000a8f20b28e059d0006fffff00000000000003eb383c2abe3d55c12471573bca4a664417b2b73910a47e0747391966b8f6040ad1fdb29462918c99f788a60266adec133f9064dd0155c7efa6af36aff5a174cd767262137129b86e1b3017b259677ec56329724b8e2bf439b48903aaf998b32e276c0f59f3bba126d96643ab9ac13daec01c37372505515d0c77ea1979911"], 0x28}, 0x1}, 0x0) r2 = semget(0x3, 0x4, 0x80) semctl$GETVAL(r2, 0x0, 0xc, &(0x7f0000000280)=""/111) semget$private(0x0, 0x3, 0x240) r3 = syz_open_dev$dmmidi(&(0x7f00000001c0)='/dev/dmmidi#\x00', 0x269, 0xa001) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000300)="47b1f830cf2806080f912f47b7c292608d8b24976204ae2ea5102b44ab5aa8e032fa82336f48436a937ca0ce37fc92750825e1cf2f30", 0x36) 2018/06/04 22:44:53 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000]}}}, 0x90) 2018/06/04 22:44:53 executing program 1 (fault-call:1 fault-nth:8): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:53 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x80ffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:53 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x1000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:53 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket$nl_generic(0xa, 0x2, 0x11) sendmsg$nl_generic(r1, &(0x7f0000004fc8)={&(0x7f0000001ff4)={0x2, 0x2}, 0x12dd0582, &(0x7f0000001000)={&(0x7f0000000fd8)={0x4}, 0x14}, 0x1}, 0x8000) getsockopt$llc_int(r1, 0x10c, 0x7, &(0x7f0000000000), &(0x7f0000000040)=0x4) dup3(r0, r1, 0x0) 2018/06/04 22:44:53 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = perf_event_open(&(0x7f0000940000)={0xffffffffffffffff, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x0, 0x11, r1, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000880)=0x14) munmap(&(0x7f0000ff0000/0xe000)=nil, 0xe000) r3 = semget(0x0, 0x4, 0x10) semctl$SETVAL(r3, 0x6, 0x10, &(0x7f0000000080)=0x1) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r0, 0x29, 0xd3, &(0x7f00000000c0)={{0xa, 0x4e20, 0x80, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xd}}, 0x3}, {0xa, 0x4e20, 0x8, @empty, 0xbe}, 0x60000000000000, [0x3, 0x400, 0x1, 0x20, 0x800, 0x5, 0x4]}, 0x5c) setsockopt$inet6_mreq(r0, 0x29, 0x1c, &(0x7f00000008c0)={@dev={0xfe, 0x80, [], 0x13}, r2}, 0x14) getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f00000012c0)={'raw\x00'}, &(0x7f0000000040)=0x54) [ 469.762010] FAULT_INJECTION: forcing a failure. [ 469.762010] name failslab, interval 1, probability 0, space 0, times 0 [ 469.763717] netlink: 12 bytes leftover after parsing attributes in process `syz-executor5'. [ 469.773347] CPU: 1 PID: 315 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 469.788599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 469.797948] Call Trace: [ 469.800546] dump_stack+0x1b9/0x294 [ 469.804181] ? dump_stack_print_info.cold.2+0x52/0x52 2018/06/04 22:44:53 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xb000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 469.809379] ? perf_trace_lock_acquire+0xe3/0x980 [ 469.814227] ? print_usage_bug+0xc0/0xc0 [ 469.815067] netlink: 12 bytes leftover after parsing attributes in process `syz-executor5'. [ 469.818293] should_fail.cold.4+0xa/0x1a [ 469.818314] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 469.818343] ? graph_lock+0x170/0x170 [ 469.818367] ? find_held_lock+0x36/0x1c0 [ 469.818389] ? __lock_is_held+0xb5/0x140 [ 469.818419] ? check_same_owner+0x320/0x320 [ 469.852193] ? trace_hardirqs_on+0xd/0x10 [ 469.856357] ? rcu_note_context_switch+0x710/0x710 2018/06/04 22:44:53 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x3a00}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 469.861295] __should_failslab+0x124/0x180 [ 469.865538] should_failslab+0x9/0x14 [ 469.869354] __kmalloc_track_caller+0x2c4/0x760 [ 469.874028] ? pointer+0xa10/0xa10 [ 469.877575] ? print_usage_bug+0xc0/0xc0 [ 469.881640] ? kasprintf+0xa2/0xc0 [ 469.885188] kvasprintf+0xa9/0x130 [ 469.888733] ? bust_spinlocks+0xe0/0xe0 [ 469.892716] ? __lockdep_init_map+0x105/0x590 [ 469.897227] kasprintf+0xa2/0xc0 [ 469.900598] ? kvasprintf_const+0x190/0x190 [ 469.904934] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 469.909965] ieee80211_alloc_led_names+0x85/0x410 [ 469.914816] ieee80211_alloc_hw_nm+0x1aee/0x2080 [ 469.919577] ? ieee80211_restart_work+0x1a0/0x1a0 [ 469.924419] ? perf_trace_lock_acquire+0xe3/0x980 [ 469.929262] ? rcu_is_watching+0x85/0x140 [ 469.933429] ? graph_lock+0x170/0x170 [ 469.937229] ? kernel_text_address+0x79/0xf0 [ 469.941639] ? __unwind_start+0x166/0x330 [ 469.945794] ? unwind_get_return_address+0x61/0xa0 [ 469.950725] ? __save_stack_trace+0x7e/0xd0 [ 469.955052] ? print_usage_bug+0xc0/0xc0 [ 469.959108] ? find_held_lock+0x36/0x1c0 [ 469.963164] ? lock_downgrade+0x8e0/0x8e0 [ 469.967301] ? mark_held_locks+0xc9/0x160 [ 469.971432] ? kasan_check_read+0x11/0x20 [ 469.975569] ? __local_bh_enable_ip+0x161/0x230 [ 469.980226] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 469.985312] ? trace_hardirqs_on+0xd/0x10 [ 469.989447] ? __local_bh_enable_ip+0x161/0x230 [ 469.994106] mac80211_hwsim_new_radio+0x235/0x3410 [ 469.999025] ? string+0x21d/0x2c0 [ 470.002468] ? widen_string+0x2d0/0x2d0 [ 470.006430] ? __lock_is_held+0xb5/0x140 [ 470.010481] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 470.016613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.022136] ? vsnprintf+0x242/0x1b40 [ 470.025927] ? pointer+0xa10/0xa10 [ 470.029451] ? rcu_note_context_switch+0x710/0x710 [ 470.034367] ? __lock_acquire+0x7f5/0x5140 [ 470.038592] ? kasprintf+0xa2/0xc0 [ 470.042120] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 470.047121] ? kvasprintf+0xe2/0x130 [ 470.050820] ? bust_spinlocks+0xe0/0xe0 [ 470.054788] ? kasprintf+0xa2/0xc0 [ 470.058322] ? kvasprintf_const+0x190/0x190 [ 470.062627] ? graph_lock+0x170/0x170 [ 470.066415] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 470.071593] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 470.077121] hwsim_new_radio_nl+0x7b8/0xa60 [ 470.081427] ? nla_parse+0x358/0x4a0 [ 470.085129] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 470.090308] ? __netlink_ns_capable+0x100/0x130 [ 470.094969] genl_family_rcv_msg+0x889/0x1120 [ 470.099455] ? genl_rcv+0x40/0x40 [ 470.102893] ? lock_downgrade+0x8e0/0x8e0 [ 470.107040] ? kasan_check_read+0x11/0x20 [ 470.111177] ? lock_acquire+0x1dc/0x520 [ 470.115135] ? genl_rcv+0x19/0x40 [ 470.118589] genl_rcv_msg+0xc6/0x170 [ 470.122290] netlink_rcv_skb+0x172/0x440 [ 470.126340] ? genl_family_rcv_msg+0x1120/0x1120 [ 470.131084] ? netlink_ack+0xbc0/0xbc0 [ 470.134958] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 470.140132] ? netlink_skb_destructor+0x210/0x210 [ 470.144971] genl_rcv+0x28/0x40 [ 470.148240] netlink_unicast+0x58b/0x740 [ 470.152294] ? netlink_attachskb+0x970/0x970 [ 470.156696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.162217] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 470.167219] ? security_netlink_send+0x88/0xb0 [ 470.172252] netlink_sendmsg+0x9f0/0xfa0 [ 470.176311] ? netlink_unicast+0x740/0x740 [ 470.180538] ? security_socket_sendmsg+0x94/0xc0 [ 470.185280] ? netlink_unicast+0x740/0x740 [ 470.189506] sock_sendmsg+0xd5/0x120 [ 470.193206] ___sys_sendmsg+0x805/0x940 [ 470.197171] ? copy_msghdr_from_user+0x560/0x560 [ 470.201924] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 470.207448] ? proc_fail_nth_write+0x96/0x1f0 [ 470.211934] ? __fget_light+0x2ef/0x430 [ 470.215897] ? fget_raw+0x20/0x20 [ 470.219333] ? find_held_lock+0x36/0x1c0 [ 470.223384] ? kasan_check_write+0x14/0x20 [ 470.227611] ? wait_for_completion+0x870/0x870 [ 470.232187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.237709] ? sockfd_lookup_light+0xc5/0x160 [ 470.242191] __sys_sendmsg+0x115/0x270 [ 470.246066] ? __ia32_sys_shutdown+0x80/0x80 [ 470.250459] ? __sb_end_write+0xac/0xe0 [ 470.254420] ? fput+0x130/0x1a0 [ 470.257685] ? ksys_write+0x1a6/0x250 [ 470.261478] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 470.266316] __x64_sys_sendmsg+0x78/0xb0 [ 470.270365] do_syscall_64+0x1b1/0x800 [ 470.274240] ? finish_task_switch+0x1ca/0x840 [ 470.278724] ? syscall_return_slowpath+0x5c0/0x5c0 [ 470.283988] ? syscall_return_slowpath+0x30f/0x5c0 [ 470.288912] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 470.294270] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 470.299107] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 470.304281] RIP: 0033:0x455a09 [ 470.307458] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 470.315152] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 470.322405] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 470.329658] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 470.336915] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 470.344170] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000008 2018/06/04 22:44:53 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0047fc2f07d82c99240970") r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x7}, 0x1c) sendto$inet6(r1, &(0x7f0000000300), 0xfd90, 0x0, &(0x7f00000000c0)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, 0x1c) 2018/06/04 22:44:53 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x4000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:53 executing program 3: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000280)="7379736673002a864f4bc00bce1bdb20637213b1e894d120715f9dc1125b042c7226eb0136d9624ea1d23374a660fe5ac173722fd367ad22e8553025a2e8be0bc5514379af7213d32b8d5d06dc8fbf2c849ed9cdefc74b03dfa9cb5a90b28b4b24d7862c3d66fca53167d5424235435a3dbb76bc7d3c42fc2e9c696114a6f888f0da85277683cfc1c4d2bf71c2134d64cc3fed8e97798deb8631cbf7682c9fa2ed031465aa191df922f764297cba22a8499d177f49fba940f55bbc8b723fd374f1fed78c8aeec6811d9b5879487387d56594a14c2588274de84fa27610302b3fb54172a8c910a07e7c76ea465aa684020000", 0x0, &(0x7f0000000200)) r0 = socket$nl_route(0x10, 0x3, 0x0) accept4(r0, &(0x7f0000000080)=@alg, &(0x7f0000000000)=0x80, 0x0) syz_fuse_mount(&(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x120000) r1 = syz_open_dev$sndmidi(&(0x7f0000000100)='/dev/snd/midiC#D#\x00', 0x3, 0x40) ioctl$BLKRAGET(r1, 0x1263, &(0x7f0000000140)) 2018/06/04 22:44:53 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000100)="0047fc2f07d82c99240970") mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x400001, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000200)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r2, 0x100, 0x70bd2d, 0x25dfdbfe, {0x1}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xd261}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000000}, 0x40c0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r4, 0x84, 0x8, &(0x7f0000013e95), 0x4) ioctl$sock_SIOCETHTOOL(r4, 0x8946, &(0x7f00000000c0)={'veth1_to_bond\x00', &(0x7f0000000240)=ANY=[@ANYBLOB="0f0000000000000028555de79d00a9381531403822cc4465442d1aeaa7675368f31822f6468606d7e289f101bd1a49146e8a4b4c0bf7f855953d4728c18852f6558498f2b30000000000000000ac910fc500"]}) close(r4) close(r3) [ 470.360291] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:54 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xe00], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:54 executing program 2: syz_emit_ethernet(0x1, &(0x7f0000000280)=ANY=[@ANYBLOB="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"], &(0x7f0000000040)={0x0, 0x3ffffffff, [0x3, 0x9b2, 0xfffffffffffffffc, 0x8e6]}) 2018/06/04 22:44:54 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xe803}, 0x1c) 2018/06/04 22:44:54 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfeffffff]}}}, 0x90) 2018/06/04 22:44:54 executing program 5: r0 = socket$inet6(0x10, 0x80000, 0x3) sendmsg(r0, &(0x7f000000bfc8)={&(0x7f0000000000)=@nl=@proc={0x10}, 0x80, &(0x7f0000002000)=[{&(0x7f0000001000)="5500000018007fafb72d1cb2a4a280930206000f00a843096c2623692500080004000800d7ff00009848a3c728f1c46b7b31afdc1338d54400009b84136ef75afb83de448daa7227c43ab8220000bf0cec6bab91d4", 0x55}], 0x1, &(0x7f0000004000)}, 0x0) 2018/06/04 22:44:54 executing program 1 (fault-call:1 fault-nth:9): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:54 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x6000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:54 executing program 3: r0 = socket(0x400800000000011, 0x2, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$DRM_IOCTL_SET_MASTER(r1, 0x641e) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000002c0)={"6966623000faffffffffffffff00", 0x20100f}) ioctl$sock_bt_cmtp_CMTPCONNDEL(r0, 0x400443c9, &(0x7f0000000040)={{0x5, 0x3, 0x400000000000, 0x9, 0x69, 0x80000000}, 0x3ff}) openat$vsock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vsock\x00', 0x290000, 0x0) ioctl$TUNSETLINK(r1, 0x400454cd, 0x7) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00\x00\x00\x00\x00\x00\x00!\x00', 0xa201}) ioctl$SIOCGIFHWADDR(r1, 0x8927, &(0x7f00000000c0)) 2018/06/04 22:44:54 executing program 2: r0 = socket$kcm(0x29, 0x100000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f00000000c0)="0047fc2f07d82c99240970") r1 = gettid() process_vm_writev(r1, &(0x7f0000000500)=[{&(0x7f0000000300)=""/90, 0x5a}, {&(0x7f0000000380)=""/185, 0xb9}, {&(0x7f00000001c0)=""/53, 0x35}, {&(0x7f0000000440)=""/153, 0x99}], 0x4, &(0x7f0000000940)=[{&(0x7f0000000580)=""/175, 0xaf}, {&(0x7f0000000640)=""/123, 0x7b}, {&(0x7f00000006c0)=""/182, 0xb6}, {&(0x7f0000000880)=""/147, 0x93}], 0x4, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000000040)=[@in={0x2, 0x4e24, @rand_addr=0x8}, @in={0x2, 0x4e24}, @in6={0xa, 0x4e21, 0x4ccc, @loopback={0x0, 0x1}, 0x7ff}, @in={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}], 0x4c) execve(&(0x7f0000000140)='./file0\x00', &(0x7f0000000280)=[&(0x7f0000000180)='smaps_rollup\x00', &(0x7f0000000200)="db2d5b706f7369785f61636c5f6163636573736d696d655f74797065657468302d5d70726f63776c616e30245bf700", &(0x7f0000000240)='proc\x00'], &(0x7f0000000a40)=[&(0x7f00000002c0)='smaps_rollup\x00', &(0x7f0000000540)='vmnet0\x00', &(0x7f0000000780)='user:nodevem1GPL)\x00', &(0x7f00000007c0)='vboxnet0\x00', &(0x7f0000000800)='smaps_rollup\x00', &(0x7f0000000840)='\x00', &(0x7f0000000980)='smaps_rollup\x00', &(0x7f00000009c0)="28215c1b2c00", &(0x7f0000000a00)="7b21656d312e706f7369785f61636c5f6163636573736574683162646576d300"]) listen$netrom(0xffffffffffffffff, 0x37683cb6) r2 = syz_open_procfs(r1, &(0x7f0000000000)='smaps_rollup\x00') ioctl$sock_netrom_SIOCGSTAMP(r2, 0x8906, &(0x7f0000000100)) 2018/06/04 22:44:54 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xffffffc0], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 471.332678] FAULT_INJECTION: forcing a failure. [ 471.332678] name failslab, interval 1, probability 0, space 0, times 0 [ 471.343972] CPU: 1 PID: 387 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 471.350730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.360078] Call Trace: [ 471.362672] dump_stack+0x1b9/0x294 [ 471.366313] ? dump_stack_print_info.cold.2+0x52/0x52 [ 471.371513] ? __save_stack_trace+0x7e/0xd0 [ 471.375849] should_fail.cold.4+0xa/0x1a [ 471.379920] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 471.385026] ? save_stack+0x43/0xd0 [ 471.388660] ? kasan_kmalloc+0xc4/0xe0 [ 471.392551] ? __kmalloc_track_caller+0x14a/0x760 [ 471.397398] ? kvasprintf+0xa9/0x130 [ 471.401115] ? kasprintf+0xa2/0xc0 [ 471.404659] ? ieee80211_alloc_led_names+0x85/0x410 [ 471.409678] ? graph_lock+0x170/0x170 [ 471.413481] ? genl_rcv_msg+0xc6/0x170 [ 471.417373] ? netlink_rcv_skb+0x172/0x440 [ 471.421608] ? genl_rcv+0x28/0x40 [ 471.425063] ? netlink_unicast+0x58b/0x740 2018/06/04 22:44:54 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xffffff7f00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:54 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x58000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:54 executing program 5: r0 = add_key$keyring(&(0x7f0000000100)='keyring\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$revoke(0x10, r0) 2018/06/04 22:44:55 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x2000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 471.429297] ? netlink_sendmsg+0x9f0/0xfa0 [ 471.433538] ? sock_sendmsg+0xd5/0x120 [ 471.437429] ? find_held_lock+0x36/0x1c0 [ 471.441498] ? __lock_is_held+0xb5/0x140 [ 471.445564] ? cpufreq_resume+0x220/0x2c0 [ 471.449728] ? check_same_owner+0x320/0x320 [ 471.454062] ? rcu_note_context_switch+0x710/0x710 [ 471.459001] __should_failslab+0x124/0x180 [ 471.463245] should_failslab+0x9/0x14 [ 471.467054] __kmalloc_track_caller+0x2c4/0x760 [ 471.471726] ? pointer+0xa10/0xa10 [ 471.475274] ? print_usage_bug+0xc0/0xc0 [ 471.479344] ? kasprintf+0xa2/0xc0 2018/06/04 22:44:55 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xffffffffffffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:55 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = syz_open_dev$sndctrl(&(0x7f0000006000)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r1, 0x40045532, &(0x7f0000000200)) r2 = creat(&(0x7f0000000000)='./file0\x00', 0x20) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r3 = openat$audio(0xffffffffffffff9c, &(0x7f0000000300)='/dev/audio\x00', 0x0, 0x0) r4 = syz_open_dev$sndpcmc(&(0x7f00006a6fee)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) socket$kcm(0x29, 0x5, 0x0) r5 = getpgrp(0x0) r6 = syz_open_dev$usbmon(&(0x7f0000a63ff3)='/dev/usbmon#\x00', 0x0, 0x0) r7 = gettid() socketpair$unix(0x1, 0x5, 0x0, &(0x7f000053b000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$BLKTRACETEARDOWN(r4, 0x1276, 0x0) ioctl$int_in(r8, 0x5452, &(0x7f0000008ff8)=0x3f) fcntl$setown(r8, 0x8, r5) read$eventfd(r6, &(0x7f0000e5aff8), 0xfffffc7a) fcntl$setsig(r8, 0xa, 0x12) poll(&(0x7f0000b28fe0)=[{r9}], 0x1, 0xfffffffffffffff8) dup3(r8, r9, 0x0) tkill(r7, 0x16) dup2(r1, r3) [ 471.482895] kvasprintf+0xa9/0x130 [ 471.486438] ? bust_spinlocks+0xe0/0xe0 [ 471.490418] ? __lockdep_init_map+0x105/0x590 [ 471.494922] kasprintf+0xa2/0xc0 [ 471.498293] ? kvasprintf_const+0x190/0x190 [ 471.502623] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 471.507645] ieee80211_alloc_led_names+0x118/0x410 [ 471.512580] ieee80211_alloc_hw_nm+0x1aee/0x2080 [ 471.517343] ? ieee80211_restart_work+0x1a0/0x1a0 [ 471.522192] ? kasan_check_read+0x11/0x20 [ 471.526341] ? rcu_is_watching+0x85/0x140 2018/06/04 22:44:55 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x3000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 471.530496] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 471.535695] ? graph_lock+0x170/0x170 [ 471.539499] ? kernel_text_address+0x79/0xf0 [ 471.543916] ? __unwind_start+0x166/0x330 [ 471.548066] ? unwind_get_return_address+0x61/0xa0 [ 471.553004] ? __save_stack_trace+0x7e/0xd0 [ 471.557327] ? print_usage_bug+0xc0/0xc0 [ 471.561389] ? find_held_lock+0x36/0x1c0 [ 471.565459] ? lock_downgrade+0x8e0/0x8e0 [ 471.569610] ? genl_family_rcv_msg+0x889/0x1120 [ 471.574284] ? mark_held_locks+0xc9/0x160 [ 471.578430] ? kasan_check_read+0x11/0x20 [ 471.582581] ? __local_bh_enable_ip+0x161/0x230 [ 471.587246] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 471.592330] ? trace_hardirqs_on+0xd/0x10 [ 471.596463] ? __local_bh_enable_ip+0x161/0x230 [ 471.601119] mac80211_hwsim_new_radio+0x235/0x3410 [ 471.606036] ? string+0x21d/0x2c0 [ 471.609473] ? widen_string+0x2d0/0x2d0 [ 471.613432] ? __lock_is_held+0xb5/0x140 [ 471.617480] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 471.623608] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.629128] ? vsnprintf+0x242/0x1b40 [ 471.632915] ? pointer+0xa10/0xa10 [ 471.636440] ? rcu_note_context_switch+0x710/0x710 [ 471.641352] ? __lock_acquire+0x7f5/0x5140 [ 471.645569] ? kasprintf+0xa2/0xc0 [ 471.649092] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 471.654092] ? kvasprintf+0xe2/0x130 [ 471.657792] ? bust_spinlocks+0xe0/0xe0 [ 471.661756] ? kasprintf+0xa2/0xc0 [ 471.665277] ? kvasprintf_const+0x190/0x190 [ 471.669579] ? graph_lock+0x170/0x170 [ 471.673363] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 471.678537] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 471.684062] hwsim_new_radio_nl+0x7b8/0xa60 [ 471.688364] ? nla_parse+0x358/0x4a0 [ 471.692065] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 471.697241] ? __netlink_ns_capable+0x100/0x130 [ 471.701897] genl_family_rcv_msg+0x889/0x1120 [ 471.706378] ? genl_rcv+0x40/0x40 [ 471.709814] ? lock_downgrade+0x8e0/0x8e0 [ 471.713945] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 471.718949] ? kasan_check_read+0x11/0x20 [ 471.723078] ? lock_acquire+0x1dc/0x520 [ 471.727034] ? genl_rcv+0x19/0x40 [ 471.730477] genl_rcv_msg+0xc6/0x170 [ 471.734177] netlink_rcv_skb+0x172/0x440 [ 471.738224] ? genl_family_rcv_msg+0x1120/0x1120 [ 471.742962] ? netlink_ack+0xbc0/0xbc0 [ 471.746830] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 471.752006] ? netlink_skb_destructor+0x210/0x210 [ 471.756839] genl_rcv+0x28/0x40 [ 471.760100] netlink_unicast+0x58b/0x740 [ 471.764145] ? netlink_attachskb+0x970/0x970 [ 471.768541] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.774059] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 471.779058] ? security_netlink_send+0x88/0xb0 [ 471.783625] netlink_sendmsg+0x9f0/0xfa0 [ 471.787672] ? netlink_unicast+0x740/0x740 [ 471.791894] ? security_socket_sendmsg+0x94/0xc0 [ 471.796631] ? netlink_unicast+0x740/0x740 [ 471.800848] sock_sendmsg+0xd5/0x120 [ 471.804547] ___sys_sendmsg+0x805/0x940 [ 471.808508] ? copy_msghdr_from_user+0x560/0x560 [ 471.813254] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 471.818773] ? proc_fail_nth_write+0x96/0x1f0 [ 471.823253] ? __fget_light+0x2ef/0x430 [ 471.827210] ? fget_raw+0x20/0x20 [ 471.830645] ? find_held_lock+0x36/0x1c0 [ 471.834693] ? kasan_check_write+0x14/0x20 [ 471.838912] ? wait_for_completion+0x870/0x870 [ 471.843483] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.849002] ? sockfd_lookup_light+0xc5/0x160 [ 471.853487] __sys_sendmsg+0x115/0x270 [ 471.857360] ? __ia32_sys_shutdown+0x80/0x80 [ 471.861750] ? __sb_end_write+0xac/0xe0 [ 471.865706] ? fput+0x130/0x1a0 [ 471.868966] ? ksys_write+0x1a6/0x250 [ 471.872758] __x64_sys_sendmsg+0x78/0xb0 [ 471.876803] do_syscall_64+0x1b1/0x800 [ 471.880676] ? finish_task_switch+0x1ca/0x840 [ 471.885160] ? syscall_return_slowpath+0x5c0/0x5c0 [ 471.890072] ? syscall_return_slowpath+0x30f/0x5c0 [ 471.894986] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 471.900339] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 471.905169] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 471.910339] RIP: 0033:0x455a09 [ 471.913508] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 471.921198] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 2018/06/04 22:44:55 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x3}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 471.928446] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 471.935697] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 471.942947] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 471.950197] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000009 [ 471.970517] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:56 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x2800}, 0x1c) 2018/06/04 22:44:56 executing program 3: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") socketpair$unix(0x1, 0x4, 0x0, &(0x7f0000001300)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r2, r2) sendmsg$netlink(r3, &(0x7f0000028fc8)={0x0, 0x0, &(0x7f0000019000)=[{&(0x7f00000001c0)=ANY=[@ANYRES64], 0x1}], 0x1, &(0x7f0000001840)=ANY=[@ANYBLOB="18000000000000005c4835bf3185d8586ea5def124f7c808bb0f4e90737d4f229dcf12659724a4fc8dcf5d3bcc35f5eb951ae46fad0807cfa188df478940c35b3fd6f486ce80d64bbb87db1d31397919934c028aef854177281ef5b7bbe2dae28a26b748b68b7c73c8ba203b9c09e7850e96fff2fc954347cac97c164fb936dda4c0000b5724d614caa2fcb74309e159ef066154fb550917e67cf3fe03a22e73eefc0800acbc3be9d0935904db7672d87d2f5d92a0271eaee74a00d7c28dc454bcab9fae27d92920a01fc01d2e498b2c693479825ab6630d9b3d40519131b3d6cb", @ANYRES32=r1, @ANYRES64=r2], 0xed}, 0x4) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r3, 0x40bc5311, &(0x7f0000001680)={0x4, 0x1, 'client0\x00', 0x4, "6abfa654ad3513b3", "87b8b10ac22dae4ed2c70cad98215a1d60c161f200167aceb6874d7fc8273928", 0xffffffffffffff7f, 0x4}) getpeername(r1, &(0x7f00000000c0)=@nfc_llcp, &(0x7f0000000200)=0x80) recvmmsg(r1, &(0x7f0000000280)=[{{&(0x7f0000001600)=@in6={0x0, 0x0, 0x0, @ipv4={[], [], @remote}}, 0x80, &(0x7f0000001580)=[{&(0x7f00000002c0)=""/4096, 0x1000}, {&(0x7f0000001340)=""/203, 0xcb}, {&(0x7f0000000140)=""/119, 0x77}, {&(0x7f0000001440)=""/133, 0x85}, {&(0x7f0000000080)=""/47, 0x2f}, {&(0x7f0000001500)=""/79, 0x4f}], 0x6}}], 0x1, 0x0, 0x0) semget$private(0x0, 0x3, 0x64) syz_open_dev$sndseq(&(0x7f0000000000)='/dev/snd/seq\x00', 0x0, 0x101000) 2018/06/04 22:44:56 executing program 5: clock_nanosleep(0x2, 0x0, &(0x7f0000000080)={0x0, 0x1c9c380}, &(0x7f0000000100)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = dup3(0xffffffffffffff9c, 0xffffffffffffff9c, 0x80000) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r0, 0xc0605345, &(0x7f0000000140)={0x9, 0x1, {0x3, 0x0, 0x8, 0x0, 0x6}}) madvise(&(0x7f0000718000/0x2000)=nil, 0x2000, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000040)={0x0, 0x0, 0xffffffffffffff9c}) 2018/06/04 22:44:56 executing program 1 (fault-call:1 fault-nth:10): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:56 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, 0x57) sendto$inet(r0, &(0x7f00000007c0), 0x0, 0x200007f8, &(0x7f00000008c0)={0x2, 0x4e23}, 0x10) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={0xffffffffffffffff, 0x1, 0x1, 0xc1c, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0], 0x4}, 0x20) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000000100)=@sack_info={0x0, 0xd1, 0xd3}, &(0x7f0000000140)=0xc) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000240)={r2, 0x87, "e44cbca999f74d2371d33e3e10141de6438b96cbf32ecb97fbf6925791ca6c9824e1db87fd341c34ff30d2414fa2b1fb38e31df0d569dc1443096925d1fb76df5c2191c09bcf8eb5a2c5c1d557cecf44ef4ca7d1859b654d65ef3d1fc81879af39f42ba9300aab0a430cbdf0ab64c7ae0486545df850ec609150d050782e7c1eb4f354cf3ae049"}, &(0x7f00000001c0)=0x8f) r3 = fcntl$dupfd(r0, 0x0, r0) sendmsg$nl_route_sched(r3, &(0x7f0000000e00)={&(0x7f0000000600)={0x10}, 0xc, &(0x7f0000000780)={&(0x7f0000000900)=ANY=[@ANYBLOB="840400002c000000000000000000000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000800010062706600100002000c0007002e2f66696c65300008000b000000000008000b000000000008000b000000000008000b000000000008000500000000000c00010062617369630000000c0402000804040004040200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e1ab91560af0f8fab7164d50c00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0xffffff74}, 0x1}, 0x0) sendto$inet(r3, &(0x7f0000000180)='<', 0x1, 0x1, &(0x7f0000000200)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) recvfrom$packet(r3, &(0x7f0000000000), 0xffffffffffffffc3, 0x6119073c, &(0x7f00000000c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x7) 2018/06/04 22:44:56 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x20000450) 2018/06/04 22:44:56 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x700], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:56 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xffffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 472.619848] FAULT_INJECTION: forcing a failure. [ 472.619848] name failslab, interval 1, probability 0, space 0, times 0 [ 472.631171] CPU: 1 PID: 452 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 472.637930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 472.647279] Call Trace: [ 472.649873] dump_stack+0x1b9/0x294 [ 472.653512] ? dump_stack_print_info.cold.2+0x52/0x52 [ 472.658716] ? __save_stack_trace+0x7e/0xd0 [ 472.663051] should_fail.cold.4+0xa/0x1a [ 472.667132] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 472.672236] ? save_stack+0x43/0xd0 [ 472.675859] ? kasan_kmalloc+0xc4/0xe0 [ 472.679743] ? __kmalloc_track_caller+0x14a/0x760 [ 472.684575] ? kvasprintf+0xa9/0x130 [ 472.688275] ? kasprintf+0xa2/0xc0 [ 472.691802] ? ieee80211_alloc_led_names+0x118/0x410 [ 472.696892] ? graph_lock+0x170/0x170 [ 472.700678] ? genl_rcv_msg+0xc6/0x170 [ 472.704548] ? netlink_rcv_skb+0x172/0x440 [ 472.708766] ? genl_rcv+0x28/0x40 [ 472.712207] ? netlink_unicast+0x58b/0x740 [ 472.716429] ? netlink_sendmsg+0x9f0/0xfa0 [ 472.720652] ? sock_sendmsg+0xd5/0x120 [ 472.724527] ? find_held_lock+0x36/0x1c0 [ 472.728581] ? __lock_is_held+0xb5/0x140 [ 472.732644] ? check_same_owner+0x320/0x320 [ 472.736953] ? rcu_note_context_switch+0x710/0x710 [ 472.741874] __should_failslab+0x124/0x180 [ 472.746114] should_failslab+0x9/0x14 [ 472.749903] __kmalloc_track_caller+0x2c4/0x760 [ 472.754557] ? pointer+0xa10/0xa10 [ 472.758094] ? print_usage_bug+0xc0/0xc0 [ 472.762143] ? kasprintf+0xa2/0xc0 [ 472.765690] kvasprintf+0xa9/0x130 [ 472.769220] ? bust_spinlocks+0xe0/0xe0 [ 472.773183] ? __lockdep_init_map+0x105/0x590 [ 472.777671] kasprintf+0xa2/0xc0 [ 472.781033] ? kvasprintf_const+0x190/0x190 [ 472.785346] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 472.790355] ieee80211_alloc_led_names+0x1ab/0x410 [ 472.795277] ieee80211_alloc_hw_nm+0x1aee/0x2080 [ 472.800026] ? ieee80211_restart_work+0x1a0/0x1a0 [ 472.804858] ? kasan_check_read+0x11/0x20 [ 472.808992] ? rcu_is_watching+0x85/0x140 [ 472.813131] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 472.818313] ? graph_lock+0x170/0x170 [ 472.822098] ? kernel_text_address+0x79/0xf0 [ 472.826492] ? __unwind_start+0x166/0x330 [ 472.830631] ? unwind_get_return_address+0x61/0xa0 [ 472.835547] ? __save_stack_trace+0x7e/0xd0 [ 472.839853] ? print_usage_bug+0xc0/0xc0 [ 472.843903] ? find_held_lock+0x36/0x1c0 [ 472.847957] ? lock_downgrade+0x8e0/0x8e0 [ 472.852093] ? genl_family_rcv_msg+0x889/0x1120 [ 472.856752] ? mark_held_locks+0xc9/0x160 [ 472.860885] ? kasan_check_read+0x11/0x20 [ 472.865028] ? __local_bh_enable_ip+0x161/0x230 [ 472.869688] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 472.874776] ? trace_hardirqs_on+0xd/0x10 [ 472.878910] ? __local_bh_enable_ip+0x161/0x230 [ 472.883570] mac80211_hwsim_new_radio+0x235/0x3410 [ 472.888488] ? string+0x21d/0x2c0 [ 472.891928] ? widen_string+0x2d0/0x2d0 [ 472.895891] ? __lock_is_held+0xb5/0x140 [ 472.899941] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 472.906078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.911598] ? vsnprintf+0x242/0x1b40 [ 472.915389] ? pointer+0xa10/0xa10 [ 472.918914] ? rcu_note_context_switch+0x710/0x710 [ 472.923831] ? __lock_acquire+0x7f5/0x5140 [ 472.928052] ? kasprintf+0xa2/0xc0 [ 472.931587] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 472.936590] ? kvasprintf+0xe2/0x130 [ 472.940290] ? bust_spinlocks+0xe0/0xe0 [ 472.944261] ? kasprintf+0xa2/0xc0 [ 472.947790] ? kvasprintf_const+0x190/0x190 [ 472.952093] ? graph_lock+0x170/0x170 [ 472.955882] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 472.961063] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 472.966595] hwsim_new_radio_nl+0x7b8/0xa60 [ 472.970902] ? nla_parse+0x358/0x4a0 [ 472.974604] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 472.979786] ? __netlink_ns_capable+0x100/0x130 [ 472.984446] genl_family_rcv_msg+0x889/0x1120 [ 472.988932] ? genl_rcv+0x40/0x40 [ 472.992371] ? lock_downgrade+0x8e0/0x8e0 [ 472.996505] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.001511] ? kasan_check_read+0x11/0x20 [ 473.005648] ? lock_acquire+0x1dc/0x520 [ 473.009609] ? genl_rcv+0x19/0x40 [ 473.013067] genl_rcv_msg+0xc6/0x170 [ 473.016769] netlink_rcv_skb+0x172/0x440 [ 473.020818] ? genl_family_rcv_msg+0x1120/0x1120 [ 473.025561] ? netlink_ack+0xbc0/0xbc0 [ 473.029435] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 473.034614] ? netlink_skb_destructor+0x210/0x210 [ 473.039446] genl_rcv+0x28/0x40 [ 473.042713] netlink_unicast+0x58b/0x740 [ 473.046767] ? netlink_attachskb+0x970/0x970 [ 473.051163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.056688] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.061691] ? security_netlink_send+0x88/0xb0 [ 473.066262] netlink_sendmsg+0x9f0/0xfa0 [ 473.070315] ? netlink_unicast+0x740/0x740 [ 473.074541] ? security_socket_sendmsg+0x94/0xc0 [ 473.079282] ? netlink_unicast+0x740/0x740 [ 473.083506] sock_sendmsg+0xd5/0x120 [ 473.087207] ___sys_sendmsg+0x805/0x940 [ 473.091174] ? copy_msghdr_from_user+0x560/0x560 [ 473.095925] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 473.101447] ? proc_fail_nth_write+0x96/0x1f0 [ 473.105931] ? __fget_light+0x2ef/0x430 [ 473.109893] ? fget_raw+0x20/0x20 [ 473.113330] ? find_held_lock+0x36/0x1c0 [ 473.117383] ? kasan_check_write+0x14/0x20 [ 473.121610] ? wait_for_completion+0x870/0x870 [ 473.126185] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.131706] ? sockfd_lookup_light+0xc5/0x160 [ 473.136193] __sys_sendmsg+0x115/0x270 [ 473.140069] ? __ia32_sys_shutdown+0x80/0x80 [ 473.144466] ? __sb_end_write+0xac/0xe0 [ 473.148430] ? fput+0x130/0x1a0 [ 473.151694] ? ksys_write+0x1a6/0x250 [ 473.155508] __x64_sys_sendmsg+0x78/0xb0 [ 473.159560] do_syscall_64+0x1b1/0x800 [ 473.163432] ? finish_task_switch+0x1ca/0x840 [ 473.167913] ? syscall_return_slowpath+0x5c0/0x5c0 [ 473.172829] ? syscall_return_slowpath+0x30f/0x5c0 [ 473.177747] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 473.183101] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 473.187935] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 473.193109] RIP: 0033:0x455a09 [ 473.196281] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 473.203978] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 473.211231] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 2018/06/04 22:44:56 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:56 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x600}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 473.218484] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 473.225736] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 473.232989] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000000a [ 473.255264] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:56 executing program 3: syz_emit_ethernet(0x1, &(0x7f0000000000)=ANY=[@ANYBLOB="ffe0ffffffffed04779a633b5a"], 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f00000000c0)={@multicast1=0xe0000001, @remote={0xac, 0x14, 0x14, 0xbb}, @local={0xac, 0x14, 0x14, 0xaa}}, 0xc) setsockopt$inet_mreqn(r0, 0x0, 0x0, &(0x7f0000000000)={@multicast1=0xe0000001, @loopback=0x7f000001}, 0xc) getsockopt$inet_buf(r0, 0x0, 0x29, &(0x7f0000000000)=""/145, &(0x7f0000695ffc)=0x91) ioctl$sock_inet_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000100)) 2018/06/04 22:44:56 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xffffffc0}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:56 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xeffdffff00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:56 executing program 1 (fault-call:1 fault-nth:11): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 473.421588] FAULT_INJECTION: forcing a failure. [ 473.421588] name failslab, interval 1, probability 0, space 0, times 0 [ 473.432958] CPU: 1 PID: 486 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 473.439712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 473.449057] Call Trace: [ 473.451656] dump_stack+0x1b9/0x294 [ 473.455293] ? dump_stack_print_info.cold.2+0x52/0x52 [ 473.460492] ? __save_stack_trace+0x7e/0xd0 [ 473.464830] should_fail.cold.4+0xa/0x1a [ 473.468902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 473.474019] ? save_stack+0x43/0xd0 [ 473.477653] ? kasan_kmalloc+0xc4/0xe0 [ 473.481550] ? __kmalloc_track_caller+0x14a/0x760 [ 473.486400] ? kvasprintf+0xa9/0x130 [ 473.490117] ? kasprintf+0xa2/0xc0 [ 473.493663] ? ieee80211_alloc_led_names+0x1ab/0x410 [ 473.498769] ? graph_lock+0x170/0x170 [ 473.502569] ? genl_rcv_msg+0xc6/0x170 [ 473.506458] ? netlink_rcv_skb+0x172/0x440 [ 473.510690] ? genl_rcv+0x28/0x40 [ 473.514141] ? netlink_unicast+0x58b/0x740 [ 473.518373] ? netlink_sendmsg+0x9f0/0xfa0 [ 473.522632] ? sock_sendmsg+0xd5/0x120 [ 473.526523] ? find_held_lock+0x36/0x1c0 [ 473.530590] ? __lock_is_held+0xb5/0x140 [ 473.534668] ? check_same_owner+0x320/0x320 [ 473.538996] ? rcu_note_context_switch+0x710/0x710 [ 473.543939] __should_failslab+0x124/0x180 [ 473.548185] should_failslab+0x9/0x14 [ 473.551989] __kmalloc_track_caller+0x2c4/0x760 [ 473.556668] ? pointer+0xa10/0xa10 [ 473.560215] ? print_usage_bug+0xc0/0xc0 [ 473.564282] ? kasprintf+0xa2/0xc0 [ 473.567829] kvasprintf+0xa9/0x130 [ 473.571375] ? bust_spinlocks+0xe0/0xe0 [ 473.575358] ? __lockdep_init_map+0x105/0x590 [ 473.579864] kasprintf+0xa2/0xc0 [ 473.583240] ? kvasprintf_const+0x190/0x190 [ 473.587567] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 473.592594] ieee80211_alloc_led_names+0x240/0x410 [ 473.597536] ieee80211_alloc_hw_nm+0x1aee/0x2080 [ 473.602297] ? ieee80211_restart_work+0x1a0/0x1a0 [ 473.607145] ? rcu_is_watching+0x85/0x140 [ 473.611298] ? zap_class+0x720/0x720 [ 473.615018] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 473.620217] ? graph_lock+0x170/0x170 [ 473.624022] ? kernel_text_address+0x79/0xf0 [ 473.628434] ? __unwind_start+0x166/0x330 [ 473.632588] ? unwind_get_return_address+0x61/0xa0 [ 473.637526] ? __save_stack_trace+0x7e/0xd0 [ 473.641853] ? print_usage_bug+0xc0/0xc0 [ 473.645921] ? find_held_lock+0x36/0x1c0 [ 473.649994] ? lock_downgrade+0x8e0/0x8e0 [ 473.654150] ? genl_family_rcv_msg+0x889/0x1120 [ 473.658825] ? mark_held_locks+0xc9/0x160 [ 473.662981] ? kasan_check_read+0x11/0x20 [ 473.667138] ? __local_bh_enable_ip+0x161/0x230 [ 473.671818] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 473.676919] ? trace_hardirqs_on+0xd/0x10 [ 473.681068] ? __local_bh_enable_ip+0x161/0x230 [ 473.685729] mac80211_hwsim_new_radio+0x235/0x3410 [ 473.690647] ? string+0x21d/0x2c0 [ 473.694088] ? widen_string+0x2d0/0x2d0 [ 473.698050] ? __lock_is_held+0xb5/0x140 [ 473.702098] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 473.708231] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.713750] ? vsnprintf+0x242/0x1b40 [ 473.717540] ? pointer+0xa10/0xa10 [ 473.721067] ? rcu_note_context_switch+0x710/0x710 [ 473.725979] ? __lock_acquire+0x7f5/0x5140 [ 473.730205] ? kasprintf+0xa2/0xc0 [ 473.733734] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.738734] ? kvasprintf+0xe2/0x130 [ 473.742432] ? bust_spinlocks+0xe0/0xe0 [ 473.746401] ? kasprintf+0xa2/0xc0 [ 473.749926] ? kvasprintf_const+0x190/0x190 [ 473.754231] ? graph_lock+0x170/0x170 [ 473.758026] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 473.763206] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 473.768734] hwsim_new_radio_nl+0x7b8/0xa60 [ 473.773040] ? nla_parse+0x358/0x4a0 [ 473.776740] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 473.781918] ? __netlink_ns_capable+0x100/0x130 [ 473.786578] genl_family_rcv_msg+0x889/0x1120 [ 473.791064] ? genl_rcv+0x40/0x40 [ 473.794506] ? lock_downgrade+0x8e0/0x8e0 [ 473.798639] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.803648] ? lock_acquire+0x1dc/0x520 [ 473.807607] ? genl_rcv+0x19/0x40 [ 473.811061] genl_rcv_msg+0xc6/0x170 [ 473.814764] netlink_rcv_skb+0x172/0x440 [ 473.818811] ? genl_family_rcv_msg+0x1120/0x1120 [ 473.823552] ? netlink_ack+0xbc0/0xbc0 [ 473.827425] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 473.832602] ? netlink_skb_destructor+0x210/0x210 [ 473.837436] genl_rcv+0x28/0x40 [ 473.840703] netlink_unicast+0x58b/0x740 [ 473.844753] ? netlink_attachskb+0x970/0x970 [ 473.849146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.854670] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.859674] ? security_netlink_send+0x88/0xb0 [ 473.864244] netlink_sendmsg+0x9f0/0xfa0 [ 473.868296] ? netlink_unicast+0x740/0x740 [ 473.872522] ? security_socket_sendmsg+0x94/0xc0 [ 473.877263] ? netlink_unicast+0x740/0x740 [ 473.881486] sock_sendmsg+0xd5/0x120 [ 473.885186] ___sys_sendmsg+0x805/0x940 [ 473.889151] ? copy_msghdr_from_user+0x560/0x560 [ 473.893902] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 473.899423] ? proc_fail_nth_write+0x96/0x1f0 [ 473.903908] ? __fget_light+0x2ef/0x430 [ 473.907870] ? fget_raw+0x20/0x20 [ 473.911307] ? find_held_lock+0x36/0x1c0 [ 473.915358] ? kasan_check_write+0x14/0x20 [ 473.919583] ? wait_for_completion+0x870/0x870 [ 473.924159] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.929679] ? sockfd_lookup_light+0xc5/0x160 [ 473.934162] __sys_sendmsg+0x115/0x270 [ 473.938040] ? __ia32_sys_shutdown+0x80/0x80 [ 473.942433] ? __sb_end_write+0xac/0xe0 [ 473.946396] ? fput+0x130/0x1a0 [ 473.949661] ? ksys_write+0x1a6/0x250 [ 473.953460] __x64_sys_sendmsg+0x78/0xb0 [ 473.957509] do_syscall_64+0x1b1/0x800 [ 473.961383] ? finish_task_switch+0x1ca/0x840 [ 473.965867] ? syscall_return_slowpath+0x5c0/0x5c0 [ 473.970781] ? syscall_return_slowpath+0x30f/0x5c0 [ 473.975703] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 473.981057] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 473.985893] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 473.991065] RIP: 0033:0x455a09 [ 473.994238] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 474.001932] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 474.009183] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 474.016436] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 474.023689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 474.030942] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000000b 2018/06/04 22:44:57 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xffffffc4}, 0x1c) 2018/06/04 22:44:57 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x4}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:57 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00005cf000)='/dev/ppp\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f000082ef0a)=""/246) ioctl$EVIOCGREP(r0, 0x40047451, &(0x7f00000001c0)=""/174) r1 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffff8) keyctl$assume_authority(0x10, r1) 2018/06/04 22:44:57 executing program 5: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) getsockopt$ax25_int(r0, 0x101, 0xf, &(0x7f0000000080), &(0x7f00000000c0)=0x4) keyctl$join(0x1, &(0x7f0000000040)={0x73, 0x79, 0x7a}) 2018/06/04 22:44:57 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xe8030000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:57 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'ccm(camellia-generic)\x00'}, 0x58) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) r3 = request_key(&(0x7f0000000080)='keyring\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000100)='aead\x00', 0xffffffffffffffff) r4 = add_key$user(&(0x7f0000001840)='user\x00', &(0x7f0000001880)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000018c0)="747854826772010187fb6ad39bb450e679f9de0c1920d7ea917867e5c32e700a1596191ecfe94646477520b6287757e783d17cc1cb0cc3cd6a0f8776b54eefcda9ff48f541d83e4244db8d00272841aff5387e0bf647376a5f2fa6b9a59521c9f34b875c83ae04c6ff477f9e509e5c2509a0fd58db3f04206496c639d037c0faa2eb2c8638d7d68bfb1009ffbd7f9dddabe06f1c36dc", 0x96, 0xfffffffffffffff8) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f00000019c0)='IPVS\x00') sendmsg$IPVS_CMD_SET_INFO(r2, &(0x7f0000001ac0)={&(0x7f0000001980)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000001a80)={&(0x7f0000001a00)={0x50, r5, 0x202, 0x70bd28, 0x25dfdbfe, {0xe}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x7}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x1}, @IPVS_CMD_ATTR_DAEMON={0x2c, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0xe86}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0xdca}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x4014}, 0x10) keyctl$instantiate_iov(0x14, r3, &(0x7f0000001780)=[{&(0x7f0000000340)="bd2af7787a241a773325e08b4dcca595ca446b462d6f16c69681fcb73c6fbde57ec15633c6f68e3c6c2ee771f3a1b5222624160deb3c9b7eaee53ce2412186966b5995a90fcc8223e08c99eeb73d9aaff9a730351ae8dcd0e7d65d876aeb96a0fba248b92a61000c83d67d1b0ba27265c36d1ffca58a6a9cdcf949d98960a4ee0250f330df0e686a8270f53f9f574f0643ff1bae7cd0b805e148b8a315424a2b40c91bcf5bcb3558e7ed9fe2ef77a93f343f03d7d2372da32beb2b0c7bc00a50fd95537426f267473e92ca4dabcaec771bb830667f78f7129be33462282ce78717727310de76d2e58c72bfdbe90e7a8221142b57fce88be7cd", 0xf9}, {&(0x7f0000000440)="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", 0x1000}, {&(0x7f00000001c0)="ac1db8ec54cf36f403bd68916f7d2b560831ff2e5607716eaa3456eb5f4861083e6d18731293b6e97fc55f71deae743e781f4963f36c8939b12cfbf29c8f1bad4ba096b4c5150e8d226b5ea18b5be57538884f607a6e3b81e925b73890b0c3", 0x5f}, {&(0x7f0000000280)="8865e521c67fb261f79af343f2bb1d87bd19905babfac182fdf6b03dac3ef4c68cb2dce3be8c47dd69aaf691f7ad2f201c3575fa333970a64f9b3a249c4d73", 0x3f}, {&(0x7f0000001440)="e3da7df5cf8fa06609f4bd0b543befefb9e6e267e659a23bdbb0015195c3818429f84a2d51b25a2570e98a633681b2d98dc87d0a18a2d109313a95eecaf97d8c352ebb99c50e975aa990637e53d765a96ae7ff96ccd1e66a1465d27cd06f7d137fa0dc384a49a2b9d1b558cddb39d1c83b18b8b99ee906f519a221f999604dcfe3d801776691af432646a07562a9a74e60386ff4f4f4c005777ceaf59ff4a32e4ed8d69449e581c168308047de2896cdf293670071fc9001e7cfed5506f742f0097c8e5a798a27a39b", 0xc9}, {&(0x7f00000002c0)="e78c507d0540bf9ccb", 0x9}, {&(0x7f0000001540)="4c1b82991aefd552aad23b17fb5414e18adb0b5f65bb2f6218bd78bb39bc68adf9995f4e1880557a2a576382988719f88f53aa8cdffe43945e2b1863054802241b90285cfbd8a260aab35360884a68317a22c71e00dfa981cac23664c1d09135c4718c908285f79d7ecefbc81801503897565ff479d2a10119c8", 0x7a}, {&(0x7f00000015c0)="349fc8e25079f7d50851d8b6357406b3c635b2cd867c3aaf5c153188a04e189758361808bc5713097add5fca1f7ba588ed3a32836b064ddea240bf66f512a4f752a6aae57fa4ad00535e0f2aaa3ea789ba3de8b786b7d6d5f9e1d55a6be031054abc152b5dad3792ba3ba78b464eb947629df475b9f993564c19ab0f29411e608300c823be7d8efaa76befcabe9679525253b41b3fac8d61488e2d4d72f3352e84848ec50d85cda8ee80687a02ae713dd1474a8b18583beba9fdf58d027ab8ddf0d408021d478c3a3da2cd821cc311392a85fb631cb6846c4fb6f62a1dc343af0b830ceb2e71d205cb3fd36f0e7d9e", 0xef}, {&(0x7f00000016c0)="4e176f9f6e671d8830b517b9b443f6fc5272f68732908391c7459dcbfca343e4042f69", 0x23}, {&(0x7f0000001700)="6eb5e05c8dc8a5ee5be81aad8f5509612d3c01f2d8b20cca4663c4aae9722d2d419e6cb15e12a3ac44239205dd038c9c41e2cd6c393df32a41609018b5423f2935117ea73575d41526a620870fce229a1ca951c951536eeb81", 0x59}], 0xa, r4) unshare(0x40000000) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2) syz_fuseblk_mount(&(0x7f0000000300)='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) 2018/06/04 22:44:57 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x7) 2018/06/04 22:44:57 executing program 1 (fault-call:1 fault-nth:12): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 474.149820] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 474.171860] FAULT_INJECTION: forcing a failure. [ 474.171860] name failslab, interval 1, probability 0, space 0, times 0 [ 474.183141] CPU: 1 PID: 519 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 474.189893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 474.199242] Call Trace: [ 474.201835] dump_stack+0x1b9/0x294 [ 474.205474] ? dump_stack_print_info.cold.2+0x52/0x52 [ 474.210671] ? ieee80211_roc_setup+0x3b7/0x510 [ 474.215270] should_fail.cold.4+0xa/0x1a [ 474.219340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 474.224457] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 474.229481] ? graph_lock+0x170/0x170 [ 474.233288] ? ieee80211_alloc_led_names+0x240/0x410 [ 474.238400] ? find_held_lock+0x36/0x1c0 [ 474.242472] ? __lock_is_held+0xb5/0x140 [ 474.246552] ? check_same_owner+0x320/0x320 [ 474.250878] ? graph_lock+0x170/0x170 [ 474.254683] ? rcu_note_context_switch+0x710/0x710 [ 474.259619] __should_failslab+0x124/0x180 [ 474.263861] should_failslab+0x9/0x14 [ 474.267668] kmem_cache_alloc_trace+0x2cb/0x780 [ 474.272343] ? find_held_lock+0x36/0x1c0 [ 474.276412] device_create_groups_vargs+0xa7/0x270 [ 474.281333] device_create+0xd3/0x100 [ 474.285121] ? device_create_vargs+0x60/0x60 [ 474.289526] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 474.294614] ? trace_hardirqs_on+0xd/0x10 [ 474.298754] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 474.303669] ? string+0x21d/0x2c0 [ 474.307109] ? widen_string+0x2d0/0x2d0 [ 474.311076] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 474.317209] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.322731] ? vsnprintf+0x242/0x1b40 [ 474.326525] ? pointer+0xa10/0xa10 [ 474.330051] ? rcu_note_context_switch+0x710/0x710 [ 474.334963] ? __lock_acquire+0x7f5/0x5140 [ 474.339194] ? kasprintf+0xa2/0xc0 [ 474.342726] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 474.347726] ? kvasprintf+0xe2/0x130 [ 474.351428] ? bust_spinlocks+0xe0/0xe0 [ 474.355398] ? kasprintf+0xa2/0xc0 [ 474.358923] ? kvasprintf_const+0x190/0x190 [ 474.363232] ? graph_lock+0x170/0x170 [ 474.367028] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 474.372208] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 474.377737] hwsim_new_radio_nl+0x7b8/0xa60 [ 474.382044] ? nla_parse+0x358/0x4a0 [ 474.385746] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 474.390926] ? __netlink_ns_capable+0x100/0x130 [ 474.395590] genl_family_rcv_msg+0x889/0x1120 [ 474.400076] ? genl_rcv+0x40/0x40 [ 474.403516] ? lock_downgrade+0x8e0/0x8e0 [ 474.407647] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 474.412658] ? lock_acquire+0x1dc/0x520 [ 474.416615] ? genl_rcv+0x19/0x40 [ 474.420068] genl_rcv_msg+0xc6/0x170 [ 474.423771] netlink_rcv_skb+0x172/0x440 [ 474.427817] ? genl_family_rcv_msg+0x1120/0x1120 [ 474.432559] ? netlink_ack+0xbc0/0xbc0 [ 474.436432] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 474.441609] ? netlink_skb_destructor+0x210/0x210 [ 474.446443] genl_rcv+0x28/0x40 [ 474.449708] netlink_unicast+0x58b/0x740 [ 474.453759] ? netlink_attachskb+0x970/0x970 [ 474.458157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.463680] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 474.468683] ? security_netlink_send+0x88/0xb0 [ 474.473253] netlink_sendmsg+0x9f0/0xfa0 [ 474.477307] ? netlink_unicast+0x740/0x740 [ 474.481532] ? security_socket_sendmsg+0x94/0xc0 [ 474.486272] ? netlink_unicast+0x740/0x740 [ 474.490498] sock_sendmsg+0xd5/0x120 [ 474.494199] ___sys_sendmsg+0x805/0x940 [ 474.498165] ? copy_msghdr_from_user+0x560/0x560 [ 474.502916] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 474.508442] ? proc_fail_nth_write+0x96/0x1f0 [ 474.512933] ? __fget_light+0x2ef/0x430 [ 474.516893] ? fget_raw+0x20/0x20 [ 474.520329] ? find_held_lock+0x36/0x1c0 [ 474.524379] ? kasan_check_write+0x14/0x20 [ 474.528605] ? wait_for_completion+0x870/0x870 [ 474.533179] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.538701] ? sockfd_lookup_light+0xc5/0x160 [ 474.543186] __sys_sendmsg+0x115/0x270 [ 474.547060] ? __ia32_sys_shutdown+0x80/0x80 [ 474.551455] ? __sb_end_write+0xac/0xe0 [ 474.555428] ? fput+0x130/0x1a0 [ 474.558695] ? ksys_write+0x1a6/0x250 [ 474.562498] __x64_sys_sendmsg+0x78/0xb0 [ 474.566548] do_syscall_64+0x1b1/0x800 [ 474.570422] ? finish_task_switch+0x1ca/0x840 [ 474.574905] ? syscall_return_slowpath+0x5c0/0x5c0 [ 474.579822] ? syscall_return_slowpath+0x30f/0x5c0 [ 474.584742] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 474.590096] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 474.594933] entry_SYSCALL_64_after_hwframe+0x49/0xbe 2018/06/04 22:44:58 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xff00000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:58 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xeffdffff], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:58 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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, 0x1) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) [ 474.600108] RIP: 0033:0x455a09 [ 474.603279] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 474.610977] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 474.618229] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 474.625482] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 474.632736] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 474.639996] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000000c 2018/06/04 22:44:58 executing program 5: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f0000ed3fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = socket$inet6(0xa, 0x2, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000080)=@assoc_value={0x0, 0x1bc}, 0x8) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000000)=@assoc_id=0x0, &(0x7f0000000040)=0x4) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x76, &(0x7f00000001c0)={r3}, 0x8) shutdown(r0, 0x0) sendto$inet6(r0, &(0x7f0000925000)="e0", 0x1, 0x0, &(0x7f0000bb6000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000f96000)={0x9, 0x7fff}, 0xfe53) write$binfmt_aout(r0, &(0x7f0000000280)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00@\x00\x00\x00\x00\x00\x00\x00\x00\x00'], 0x20) close(r0) [ 474.738275] sctp: [Deprecated]: syz-executor5 (pid 547) Use of int in maxseg socket option. [ 474.738275] Use struct sctp_assoc_value instead [ 474.795092] IPVS: ftp: loaded support on port[0] = 21 [ 474.869491] IPVS: ftp: loaded support on port[0] = 21 [ 474.971662] sctp: [Deprecated]: syz-executor5 (pid 565) Use of int in maxseg socket option. [ 474.971662] Use struct sctp_assoc_value instead 2018/06/04 22:44:58 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)={0xb4, 0x2c, 0x119, 0x0, 0x25dfdbfe, {0x18}, [@generic="580a390478e295069dfd90e94fd740e75690c64052323fab7c13ef36fea637cecf226c5f7e68a789553a04a380356c7503f02f11f4beebe4deedf677d660230a0f4608fa86868662a71be7024314e55989b7d3847afea8603c464eef911feae158485b51d98ac9a898f3a25b9d9df0a0f02f9c1a58cc4e9ec6a0b8b2ed31dc87324d9b11a9db21b6209700caeefdbd86749e208bba9808ecda4643b419ebde"]}, 0xb4}, 0x1}, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x800, 0x21) ioctl$TIOCSTI(r1, 0x5412, 0x97) 2018/06/04 22:44:58 executing program 1 (fault-call:1 fault-nth:13): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:58 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x3a00000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:58 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuacct.usage_all\x00', 0x0, 0x0) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000040)={0x0, @remote={0xac, 0x14, 0x14, 0xbb}, 0x4e22, 0x0, 'ovf\x00', 0x0, 0x2, 0x70}, 0x2c) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r3, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="14000000880000fa", @ANYRES32=r3, @ANYBLOB="1000000002000000ac1414bb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f96cdaaa32b88ee647ac70a7740860c2c3dfeffa42c5dcc98c497c210732166d68aab7c5152af7568a4e64638bd9748bfef9d1ecd4007c014fc4bedbdea7615c27ca25ef8a07cb218b3e8527e48c6b7ce86a140f5849379c8b22faf8d3472d86d378d56b3d193139184efc50509dc0e8beb68ac6a841"], 0x90) 2018/06/04 22:44:58 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x2800000000000000}, 0x1c) 2018/06/04 22:44:58 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xa], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:58 executing program 5: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x503000, 0x0) ioctl$DRM_IOCTL_MAP_BUFS(r0, 0xc0186419, &(0x7f0000001580)={0x8, &(0x7f0000000040)=""/220, &(0x7f00000014c0)=[{0x7, 0x30, 0x4, &(0x7f0000000140)=""/48}, {0x8, 0x1d, 0x20, &(0x7f0000000180)=""/29}, {0x7ff, 0x1000, 0x80, &(0x7f0000000280)=""/4096}, {0x3, 0x11, 0x100000001, &(0x7f00000001c0)=""/17}, {0x1, 0x22, 0xffffffff, &(0x7f0000000200)=""/34}, {0x34ce90d, 0xb7, 0x401, &(0x7f0000001280)=""/183}, {0x1f, 0xd9, 0x8, &(0x7f0000001340)=""/217}, {0x6, 0x6d, 0x7, &(0x7f0000001440)=""/109}]}) r1 = socket$kcm(0x29, 0x7, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") socketpair$unix(0x1, 0x5, 0x0, &(0x7f000001a000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000ab9ff0)={0x2, &(0x7f000039a000)=[{0x20, 0x0, 0x0, 0xfffff01c}, {0x6}]}, 0x10) 2018/06/04 22:44:58 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300)='/dev/ptmx\x00', 0x0, 0x0) openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x80, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x100, 0x0) ioctl$TCSBRK(r0, 0x5409, 0x7) ioctl$KDADDIO(r0, 0x4b34, 0xffffffff) [ 475.148398] FAULT_INJECTION: forcing a failure. [ 475.148398] name failslab, interval 1, probability 0, space 0, times 0 [ 475.159695] CPU: 1 PID: 569 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 475.166451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 475.175803] Call Trace: [ 475.178396] dump_stack+0x1b9/0x294 [ 475.182036] ? dump_stack_print_info.cold.2+0x52/0x52 [ 475.187236] ? ieee80211_roc_setup+0x3b7/0x510 [ 475.191823] ? ieee80211_mgmt_tx_cancel_wait+0x40/0x40 [ 475.197108] should_fail.cold.4+0xa/0x1a [ 475.201172] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 475.206266] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 475.211268] ? graph_lock+0x170/0x170 [ 475.215057] ? ieee80211_alloc_led_names+0x240/0x410 [ 475.220150] ? find_held_lock+0x36/0x1c0 [ 475.224196] ? __lock_is_held+0xb5/0x140 [ 475.228241] ? hwss_wait_for_blank_complete+0xb0/0xd0 [ 475.233424] ? check_same_owner+0x320/0x320 [ 475.237726] ? graph_lock+0x170/0x170 [ 475.241513] ? rcu_note_context_switch+0x710/0x710 [ 475.246429] __should_failslab+0x124/0x180 [ 475.250648] should_failslab+0x9/0x14 [ 475.254432] kmem_cache_alloc_trace+0x2cb/0x780 [ 475.259083] ? find_held_lock+0x36/0x1c0 [ 475.263130] device_create_groups_vargs+0xa7/0x270 [ 475.268045] device_create+0xd3/0x100 [ 475.271828] ? device_create_vargs+0x60/0x60 [ 475.276228] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 475.281312] ? trace_hardirqs_on+0xd/0x10 [ 475.285449] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 475.290363] ? string+0x21d/0x2c0 [ 475.293802] ? widen_string+0x2d0/0x2d0 [ 475.297766] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 475.303893] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.309411] ? vsnprintf+0x242/0x1b40 [ 475.313199] ? pointer+0xa10/0xa10 [ 475.316723] ? rcu_note_context_switch+0x710/0x710 [ 475.321633] ? __lock_acquire+0x7f5/0x5140 [ 475.325857] ? kasprintf+0xa2/0xc0 [ 475.329382] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 475.334380] ? kvasprintf+0xe2/0x130 [ 475.338076] ? bust_spinlocks+0xe0/0xe0 [ 475.342038] ? kasprintf+0xa2/0xc0 [ 475.345562] ? kvasprintf_const+0x190/0x190 [ 475.349867] ? graph_lock+0x170/0x170 [ 475.353651] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 475.358824] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 475.364352] hwsim_new_radio_nl+0x7b8/0xa60 [ 475.368652] ? nla_parse+0x358/0x4a0 [ 475.372351] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 475.377529] ? __netlink_ns_capable+0x100/0x130 [ 475.382183] genl_family_rcv_msg+0x889/0x1120 [ 475.386664] ? genl_rcv+0x40/0x40 [ 475.390100] ? lock_downgrade+0x8e0/0x8e0 [ 475.394231] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 475.399232] ? kasan_check_read+0x11/0x20 [ 475.403366] ? lock_acquire+0x1dc/0x520 [ 475.407320] ? genl_rcv+0x19/0x40 [ 475.410764] genl_rcv_msg+0xc6/0x170 [ 475.414462] netlink_rcv_skb+0x172/0x440 [ 475.418507] ? genl_family_rcv_msg+0x1120/0x1120 [ 475.423244] ? netlink_ack+0xbc0/0xbc0 [ 475.427112] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 475.432284] ? netlink_skb_destructor+0x210/0x210 [ 475.437110] genl_rcv+0x28/0x40 [ 475.440371] netlink_unicast+0x58b/0x740 [ 475.444420] ? netlink_attachskb+0x970/0x970 [ 475.448814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.454339] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 475.459342] ? security_netlink_send+0x88/0xb0 [ 475.463906] netlink_sendmsg+0x9f0/0xfa0 [ 475.467955] ? netlink_unicast+0x740/0x740 [ 475.472175] ? security_socket_sendmsg+0x94/0xc0 [ 475.476910] ? netlink_unicast+0x740/0x740 [ 475.481127] sock_sendmsg+0xd5/0x120 [ 475.484824] ___sys_sendmsg+0x805/0x940 [ 475.488789] ? copy_msghdr_from_user+0x560/0x560 [ 475.493532] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 475.499050] ? proc_fail_nth_write+0x96/0x1f0 [ 475.503531] ? __fget_light+0x2ef/0x430 [ 475.507490] ? fget_raw+0x20/0x20 [ 475.510926] ? find_held_lock+0x36/0x1c0 [ 475.514984] ? kasan_check_write+0x14/0x20 [ 475.519204] ? wait_for_completion+0x870/0x870 [ 475.523778] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.529295] ? sockfd_lookup_light+0xc5/0x160 [ 475.533773] __sys_sendmsg+0x115/0x270 [ 475.537644] ? __ia32_sys_shutdown+0x80/0x80 [ 475.542035] ? __sb_end_write+0xac/0xe0 [ 475.545995] ? fput+0x130/0x1a0 [ 475.549261] ? ksys_write+0x1a6/0x250 [ 475.553050] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 475.557879] __x64_sys_sendmsg+0x78/0xb0 [ 475.561936] do_syscall_64+0x1b1/0x800 [ 475.565809] ? finish_task_switch+0x1ca/0x840 [ 475.570291] ? syscall_return_slowpath+0x5c0/0x5c0 [ 475.575201] ? syscall_return_slowpath+0x30f/0x5c0 [ 475.580126] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 475.585476] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 475.590308] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 475.595478] RIP: 0033:0x455a09 [ 475.598648] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 475.606341] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 475.613592] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 475.620841] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 475.628089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 475.635341] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000000d 2018/06/04 22:44:59 executing program 2: syz_emit_ethernet(0x42, &(0x7f00000000c0)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [{[], {0x8100, 0xe94, 0x73}}], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x2, 0x0, @remote={0xac, 0x223, 0x14, 0xbb}, @dev={0xac, 0x14, 0x14}}, @icmp=@parameter_prob={0x11, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={0xac, 0x14, 0x14, 0xaa}, @dev={0xac, 0x14, 0x14}}}}}}}, &(0x7f0000000040)={0x0, 0x8000000000000000, [0x0, 0x0, 0x0, 0xffffffffffffffff]}) membarrier(0x8, 0x0) syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x800) 2018/06/04 22:44:59 executing program 3: perf_event_open(&(0x7f0000000200)={0x2, 0x298, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP_VS_SO_GET_VERSION(0xffffffffffffffff, 0x0, 0x480, &(0x7f0000000040), &(0x7f0000000140)=0xffffffffffffffb7) 2018/06/04 22:44:59 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x2], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:59 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x200000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 475.655154] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:59 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x8000000004) writev(r0, &(0x7f0000e11ff0)=[{&(0x7f0000000140)="580000001400192340834b80040d8c560a067fffffff81004e220000000058000b4824ca945f64009400050028925aa8000000000000008000f0fffeffe809000000fff5dd00000010000100070aa8f7410400000000fcff", 0x58}], 0x1) syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x1, 0x40) syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x400000) 2018/06/04 22:44:59 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xe803000000000000}, 0x1c) 2018/06/04 22:44:59 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x7ffffff7], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:44:59 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x2000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:44:59 executing program 3: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(0xffffffffffffffff, 0x84, 0x2, &(0x7f0000000040)={0x3, 0x80, 0x7, 0xffffffffffffff36}, 0x8) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqsrc(r1, 0x6, 0x13, &(0x7f0000013ff4)={@dev={0xac, 0x14}, @rand_addr, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0xc) r2 = dup3(r0, r1, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f00000000c0)={0xaa, 0x19}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000080)={0x5000, &(0x7f0000000000), 0xc, r2, 0x4}) [ 475.828395] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:44:59 executing program 1 (fault-call:1 fault-nth:14): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:44:59 executing program 2: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x101000, 0x0) ioctl$KDGKBLED(r0, 0x4b64, &(0x7f0000000080)) getpeername$llc(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000100)=0x10) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) ioctl$KVM_SET_IRQCHIP(r2, 0xc208ae62, &(0x7f00000002c0)=@ioapic={0x2}) [ 476.025571] FAULT_INJECTION: forcing a failure. [ 476.025571] name failslab, interval 1, probability 0, space 0, times 0 [ 476.036967] CPU: 1 PID: 628 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 476.043723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 476.053070] Call Trace: [ 476.055661] dump_stack+0x1b9/0x294 [ 476.059290] ? dump_stack_print_info.cold.2+0x52/0x52 [ 476.064489] should_fail.cold.4+0xa/0x1a [ 476.068555] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 476.073654] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 476.078668] ? __lockdep_init_map+0x105/0x590 [ 476.083160] ? graph_lock+0x170/0x170 [ 476.086961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.092495] ? put_dec_trunc8+0x273/0x300 [ 476.096642] ? find_held_lock+0x36/0x1c0 [ 476.100709] ? __lock_is_held+0xb5/0x140 [ 476.104768] ? execlists_context_pin+0x4f0/0x12e0 [ 476.109628] ? check_same_owner+0x320/0x320 [ 476.113950] ? device_pm_sleep_init+0xe8/0x200 [ 476.118533] ? rcu_note_context_switch+0x710/0x710 [ 476.123463] __should_failslab+0x124/0x180 [ 476.127699] should_failslab+0x9/0x14 [ 476.131496] __kmalloc_track_caller+0x2c4/0x760 [ 476.136163] ? pointer+0xa10/0xa10 [ 476.139708] ? kvasprintf_const+0x67/0x190 [ 476.143944] kvasprintf+0xa9/0x130 [ 476.147484] ? bust_spinlocks+0xe0/0xe0 [ 476.151463] ? rcu_read_lock_sched_held+0x108/0x120 [ 476.156486] kvasprintf_const+0x67/0x190 [ 476.160553] kobject_set_name_vargs+0x5b/0x150 [ 476.165137] device_create_groups_vargs+0x1ce/0x270 [ 476.170804] device_create+0xd3/0x100 [ 476.174609] ? device_create_vargs+0x60/0x60 [ 476.179026] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 476.184124] ? trace_hardirqs_on+0xd/0x10 [ 476.188276] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 476.193202] ? string+0x21d/0x2c0 [ 476.196653] ? widen_string+0x2d0/0x2d0 [ 476.200635] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 476.206786] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.212322] ? vsnprintf+0x242/0x1b40 [ 476.216132] ? pointer+0xa10/0xa10 [ 476.219674] ? rcu_note_context_switch+0x710/0x710 [ 476.224608] ? __lock_acquire+0x7f5/0x5140 [ 476.228845] ? kasprintf+0xa2/0xc0 [ 476.232394] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 476.237409] ? kvasprintf+0xe2/0x130 [ 476.241122] ? bust_spinlocks+0xe0/0xe0 [ 476.245102] ? kasprintf+0xa2/0xc0 [ 476.248641] ? kvasprintf_const+0x190/0x190 [ 476.252960] ? graph_lock+0x170/0x170 [ 476.256768] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 476.261956] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 476.267499] hwsim_new_radio_nl+0x7b8/0xa60 [ 476.271818] ? nla_parse+0x358/0x4a0 [ 476.275532] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 476.280722] ? __netlink_ns_capable+0x100/0x130 [ 476.285398] genl_family_rcv_msg+0x889/0x1120 [ 476.289896] ? genl_rcv+0x40/0x40 [ 476.293352] ? lock_downgrade+0x8e0/0x8e0 [ 476.297501] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 476.302525] ? lock_acquire+0x1dc/0x520 [ 476.306498] ? genl_rcv+0x19/0x40 [ 476.309970] genl_rcv_msg+0xc6/0x170 [ 476.313686] netlink_rcv_skb+0x172/0x440 [ 476.317744] ? genl_family_rcv_msg+0x1120/0x1120 [ 476.322503] ? netlink_ack+0xbc0/0xbc0 [ 476.326392] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 476.331583] ? netlink_skb_destructor+0x210/0x210 [ 476.336439] genl_rcv+0x28/0x40 [ 476.339718] netlink_unicast+0x58b/0x740 [ 476.343787] ? netlink_attachskb+0x970/0x970 [ 476.348193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.353730] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 476.358746] ? security_netlink_send+0x88/0xb0 [ 476.363331] netlink_sendmsg+0x9f0/0xfa0 [ 476.367397] ? netlink_unicast+0x740/0x740 [ 476.371636] ? security_socket_sendmsg+0x94/0xc0 [ 476.376387] ? netlink_unicast+0x740/0x740 [ 476.380625] sock_sendmsg+0xd5/0x120 [ 476.384337] ___sys_sendmsg+0x805/0x940 [ 476.388321] ? copy_msghdr_from_user+0x560/0x560 [ 476.393090] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 476.398636] ? proc_fail_nth_write+0x96/0x1f0 [ 476.403137] ? __fget_light+0x2ef/0x430 [ 476.407114] ? fget_raw+0x20/0x20 [ 476.410564] ? find_held_lock+0x36/0x1c0 [ 476.414626] ? kasan_check_write+0x14/0x20 [ 476.418868] ? wait_for_completion+0x870/0x870 [ 476.423461] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.429000] ? sockfd_lookup_light+0xc5/0x160 [ 476.433500] __sys_sendmsg+0x115/0x270 [ 476.437387] ? __ia32_sys_shutdown+0x80/0x80 [ 476.441792] ? __sb_end_write+0xac/0xe0 [ 476.445770] ? fput+0x130/0x1a0 [ 476.449045] ? ksys_write+0x1a6/0x250 [ 476.452850] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 476.457700] __x64_sys_sendmsg+0x78/0xb0 [ 476.461762] do_syscall_64+0x1b1/0x800 [ 476.465645] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 476.470488] ? syscall_return_slowpath+0x5c0/0x5c0 [ 476.475414] ? syscall_return_slowpath+0x30f/0x5c0 [ 476.480345] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 476.485710] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 476.490564] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 476.495749] RIP: 0033:0x455a09 [ 476.498934] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 476.506643] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 476.513908] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 476.521169] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 476.528435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 476.535697] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000000e 2018/06/04 22:45:00 executing program 5: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000100)='/selinux/enforce\x00', 0x105005, 0x0) r1 = memfd_create(&(0x7f0000000080)="7d00b60714d66068935b887021aba44435d8a77a", 0x2) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000000)=0xce, 0x4) fallocate(r1, 0x1, 0x0, 0x4d) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x1, 0x51, r1, 0x0) pwrite64(r0, &(0x7f0000000000), 0x800600, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x9, 0x30}, &(0x7f00000000c0)=0xc) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r1, 0x84, 0x5, &(0x7f0000000140)={r2, @in={{0x2, 0x4e20, @loopback=0x7f000001}}}, 0x84) 2018/06/04 22:45:00 executing program 1 (fault-call:1 fault-nth:15): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:00 executing program 2: capset(&(0x7f00000000c0)={0x20071026}, &(0x7f0000000240)) r0 = socket$inet(0x10, 0x3, 0x0) sendmmsg(r0, &(0x7f00000017c0)=[{{0x0, 0x0, &(0x7f0000000280)}}, {{&(0x7f00000002c0)=@nl=@proc={0x10, 0x0, 0x0, 0x1010400}, 0x80, &(0x7f0000000440), 0x0, &(0x7f0000000480)}}], 0x2, 0x0) openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x2, 0x0) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000000)={'gre0\x00', {0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}) 2018/06/04 22:45:00 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vsock\x00', 0x0, 0x0) ioctl$KVM_GET_FPU(r0, 0x81a0ae8c, &(0x7f0000000240)) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f00000001c0)={0xfffffffffffffffd, {0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, {0x2, 0x4e23, @broadcast=0xffffffff}, {0x2, 0x4e24}, 0x0, 0x0, 0xfffffffffffffffc, 0x800000, 0x0, &(0x7f0000000b00)="7465616d5f736c6176655f313a0300", 0x0, 0xfffffffffffffffc}) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000000)={0x6, 0xfffffffffffffff7, 0xf, 0x101, 0xb0a6, 0x9, 0x6, 0xab2, 0x0}, &(0x7f0000000040)=0x20) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000080)=@assoc_id=r2, &(0x7f00000000c0)=0x4) 2018/06/04 22:45:00 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x7, 0x40000) getsockopt$inet_opts(r1, 0x0, 0xd, &(0x7f00000001c0)=""/154, &(0x7f0000000040)=0x9a) write$rdma_cm(r0, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r0}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:00 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x1000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:00 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xe00000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:00 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xb000000}, 0x1c) [ 476.744604] FAULT_INJECTION: forcing a failure. [ 476.744604] name failslab, interval 1, probability 0, space 0, times 0 [ 476.755925] CPU: 1 PID: 645 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 476.762681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 476.772034] Call Trace: [ 476.774621] dump_stack+0x1b9/0x294 [ 476.778245] ? dump_stack_print_info.cold.2+0x52/0x52 [ 476.783429] ? is_bpf_text_address+0xd7/0x170 [ 476.787921] ? kernel_text_address+0x79/0xf0 [ 476.792326] should_fail.cold.4+0xa/0x1a [ 476.796377] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 476.801474] ? graph_lock+0x170/0x170 [ 476.805260] ? save_stack+0xa9/0xd0 [ 476.808875] ? save_stack+0x43/0xd0 [ 476.812485] ? kasan_kmalloc+0xc4/0xe0 [ 476.816364] ? find_held_lock+0x36/0x1c0 [ 476.820418] ? __lock_is_held+0xb5/0x140 [ 476.824481] ? check_same_owner+0x320/0x320 [ 476.828788] ? put_dec+0xf0/0xf0 [ 476.832142] ? rcu_note_context_switch+0x710/0x710 [ 476.837061] __should_failslab+0x124/0x180 [ 476.841284] should_failslab+0x9/0x14 [ 476.845072] kmem_cache_alloc_trace+0x2cb/0x780 [ 476.849734] ? refcount_add_not_zero+0x320/0x320 [ 476.854483] device_private_init+0x98/0x230 [ 476.858788] ? virtual_device_parent+0x60/0x60 [ 476.863361] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 476.868886] ? refcount_inc+0x29/0x70 [ 476.872675] device_add+0xe98/0x16d0 [ 476.876382] ? device_private_init+0x230/0x230 [ 476.880952] ? kfree+0x1e9/0x260 [ 476.884309] ? kfree_const+0x5e/0x70 [ 476.888018] device_create_groups_vargs+0x1ff/0x270 [ 476.893034] device_create+0xd3/0x100 [ 476.896824] ? device_create_vargs+0x60/0x60 [ 476.901225] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 476.906318] ? trace_hardirqs_on+0xd/0x10 [ 476.910459] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 476.915373] ? string+0x21d/0x2c0 [ 476.918814] ? widen_string+0x2d0/0x2d0 [ 476.922783] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 476.928915] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.934438] ? vsnprintf+0x242/0x1b40 [ 476.938229] ? pointer+0xa10/0xa10 [ 476.941753] ? rcu_note_context_switch+0x710/0x710 [ 476.946667] ? __lock_acquire+0x7f5/0x5140 [ 476.950889] ? kasprintf+0xa2/0xc0 [ 476.954419] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 476.959421] ? kvasprintf+0xe2/0x130 [ 476.963121] ? bust_spinlocks+0xe0/0xe0 [ 476.967089] ? kasprintf+0xa2/0xc0 [ 476.970616] ? kvasprintf_const+0x190/0x190 [ 476.974922] ? graph_lock+0x170/0x170 [ 476.978715] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 476.983912] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 476.989441] hwsim_new_radio_nl+0x7b8/0xa60 [ 476.993746] ? nla_parse+0x358/0x4a0 [ 476.997448] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 477.002626] ? __netlink_ns_capable+0x100/0x130 [ 477.007286] genl_family_rcv_msg+0x889/0x1120 [ 477.011774] ? genl_rcv+0x40/0x40 [ 477.015217] ? lock_downgrade+0x8e0/0x8e0 [ 477.019352] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 477.024360] ? kasan_check_read+0x11/0x20 [ 477.028495] ? lock_acquire+0x1dc/0x520 [ 477.032455] ? genl_rcv+0x19/0x40 [ 477.035909] genl_rcv_msg+0xc6/0x170 [ 477.039612] netlink_rcv_skb+0x172/0x440 [ 477.043660] ? genl_family_rcv_msg+0x1120/0x1120 [ 477.048404] ? netlink_ack+0xbc0/0xbc0 [ 477.052275] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 477.057453] ? netlink_skb_destructor+0x210/0x210 [ 477.062286] genl_rcv+0x28/0x40 [ 477.065550] netlink_unicast+0x58b/0x740 [ 477.069603] ? netlink_attachskb+0x970/0x970 [ 477.074000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.079532] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 477.084536] ? security_netlink_send+0x88/0xb0 [ 477.089104] netlink_sendmsg+0x9f0/0xfa0 [ 477.093157] ? netlink_unicast+0x740/0x740 [ 477.097384] ? security_socket_sendmsg+0x94/0xc0 [ 477.102122] ? netlink_unicast+0x740/0x740 [ 477.106349] sock_sendmsg+0xd5/0x120 [ 477.110049] ___sys_sendmsg+0x805/0x940 [ 477.114035] ? copy_msghdr_from_user+0x560/0x560 [ 477.118789] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 477.124309] ? proc_fail_nth_write+0x96/0x1f0 [ 477.128796] ? __fget_light+0x2ef/0x430 [ 477.132756] ? fget_raw+0x20/0x20 [ 477.136191] ? find_held_lock+0x36/0x1c0 [ 477.140241] ? kasan_check_write+0x14/0x20 [ 477.144466] ? wait_for_completion+0x870/0x870 [ 477.149046] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 477.154568] ? sockfd_lookup_light+0xc5/0x160 [ 477.159056] __sys_sendmsg+0x115/0x270 [ 477.162932] ? __ia32_sys_shutdown+0x80/0x80 [ 477.167323] ? __sb_end_write+0xac/0xe0 [ 477.171287] ? fput+0x130/0x1a0 [ 477.174553] ? ksys_write+0x1a6/0x250 [ 477.178352] __x64_sys_sendmsg+0x78/0xb0 [ 477.182402] do_syscall_64+0x1b1/0x800 [ 477.186273] ? finish_task_switch+0x1ca/0x840 [ 477.190757] ? syscall_return_slowpath+0x5c0/0x5c0 [ 477.195673] ? syscall_return_slowpath+0x30f/0x5c0 [ 477.200597] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 477.205951] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 477.210786] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 477.215959] RIP: 0033:0x455a09 [ 477.219132] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 477.226827] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 477.234078] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 2018/06/04 22:45:00 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x300}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:00 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x400300], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:00 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r0 = socket(0x11, 0x80003, 0x0) setsockopt(r0, 0x107, 0xd, &(0x7f0000001000), 0xc5) sendmmsg$inet_sctp(r0, &(0x7f0000000700)=[{&(0x7f0000000200)=@in6={0xa, 0x0, 0x1}, 0x1c, &(0x7f0000000580), 0x0, &(0x7f0000000680), 0x2}], 0x492492492492682, 0x0) setsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000)=0x76, 0x4) [ 477.241331] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 477.248583] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 477.255836] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000000f [ 477.276176] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:00 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) r3 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xfffffffffffffff9) r4 = add_key$keyring(&(0x7f00000002c0)='keyring\x00', &(0x7f0000000480)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0x0) keyctl$instantiate(0xc, r3, &(0x7f00000001c0)="2ef65dcb82d64ab167f10db8b3f05f2744854cac347a1d5b5a92d027c282ba025f38d42e71deed537222f12c9c566cb1c557a7609f9a22f1c5d0a191370b294cc6323ba53b53dc1f9c6159350c22ba1e6ede727818c944f32620999867a73474b9733fa6eb1601dadcff05e4bf88b238d221974155bd455a9af92c9b7682f88ceff749a033e82320bd26ab0e2a0e64431b25b58bfa1fd1e467fe6c86bb3e2c238c2155a2d3b3f1be0ca5598e0007afa7ff72c00aafe188d2a006334401729f9647ca13967e9c72d20e85e47501f703a32981f798156dc051", 0xd8, r4) [ 477.396339] Unknown ioctl -2120175988 [ 477.404342] Unknown ioctl -2120175988 2018/06/04 22:45:01 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xf7ffff7f], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:01 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x3a}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:01 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x4000000}, 0x1c) 2018/06/04 22:45:01 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$binfmt_elf32(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0xb53) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x2000) renameat(r0, &(0x7f0000000040)='./file0\x00', r2, &(0x7f00000000c0)='./file0\x00') setsockopt$IP_VS_SO_SET_TIMEOUT(r1, 0x0, 0x48a, &(0x7f0000000000), 0xc) linkat(r2, &(0x7f0000000100)='./file0\x00', r2, &(0x7f0000000d40)='./file0\x00', 0x1000) 2018/06/04 22:45:01 executing program 5: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0xaf01, &(0x7f0000000280)) r1 = eventfd(0x5) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000001500)={0x8000000000, r1}) ppoll(&(0x7f0000000000)=[{r1}], 0x1, &(0x7f0000000080)={0x77359400}, &(0x7f00000000c0), 0x8) readv(r1, &(0x7f0000000240)=[{&(0x7f00000003c0)=""/176, 0xb0}], 0x1) [ 477.544914] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:02 executing program 3: r0 = socket$inet6(0xa, 0x5, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f00000000c0)={0x101, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, 0x20) r1 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x400, 0x2400) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') r3 = add_key(&(0x7f00000008c0)='dns_resolver\x00', &(0x7f0000000900)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000940)="6e3dac541c2f96970acaeecd74556e803cbcfdcc60a623ff33d3e11a1c56e65b754a7d8fa22c7fb475606570069cb2340164aa088adb60cba235f360d950aac52f22c5794fe7d573b297bd6b589c736d558df08d722de3a10b1b6644e099e065208ff3943582b20e4c1a2f5d74f8d6242f55b03f95df098a5c71cd84986d1558c65326621b3c48a4a45034e045d28682e2e98b523ceef1c2edfe2e8ade6d21e0816be47cd4f1be7cb1544cab224bb37dfe779319e0d5bceef9fa21b9", 0xbc, 0xfffffffffffffff8) r4 = request_key(&(0x7f0000000a00)='dns_resolver\x00', &(0x7f0000000a40)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000a80)='trusted\x00', 0xfffffffffffffff9) r5 = request_key(&(0x7f0000000ac0)='user\x00', &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000b40)='wlc\x00', 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000b80)={r3, r4, r5}, &(0x7f0000000bc0)=""/240, 0xf0, &(0x7f0000001d00)={&(0x7f0000000cc0)={'digest_null\x00'}, &(0x7f0000000d00)="93d13ca98e3721a87164abea65ad798b9217f485ab0ba0a3b2740c7021c753f897374a0de5307b0ced67f981db88880a4e6b1a3e272303f21edf18b02b72d461b6c66c3f9a6975a888941e80da7e34bba99ade5679d8496ab42da376f90534f54003c750af7f5c9c6a392f1005282ceccba170c6454bef6fa248f7a426421520f2a72b7b89b3e99ab1b1c614d7da3ed8e5cf76a98779553a45483aba8e80574a0f071c5f48ce1ae785533604aecc321677b0a98018862a30727ac47d6e89ad44fd302b2a6658cb1cc89178ce3a37b95766ce819a3735d5143c4ffbc702088d9b4f9e1f4abce04d4dbef2ed47436394fb8e2790b5789573cff2d8933cfd40bd4103b23f1914d193809674790026b784d0c48d2d09f24a51f31750c68f1b8e72be076ec647cb5c95659969834b02fb4e31d50c6a5cd30957a33967baf6a368c7cb47015d04aeeb2b76877423d39c8e1b4c0954f31d3a226c6231e5c823786975a63a981f5080be4d19157e6c1ff394600ca0fd7105fd049b8c330243faffd39c815b4bdd2cc412ac9592a27bca86405f6b074d1c75f91855161a6626277a47e1db8b19d0db539003309b10ea70adee5aa7f5d4373f25c11e02bcf806cec21a25ce8ae4053670a5f858141485e0e4b26946256351ba1efa8d4dced7de92fe97acb12d8afdd74a76cab51dc7ab6d9486a1fab1a86572701efb899562963e7c24a96781110a7940cad161c0b4c6916b881e2b63e434abfd90a6843f1226ce4dd1d9cf84428ba59d0c2b27b00649c0b0d46940a9d5bba5c848c9c31c2839020fb086eee54dac2a0f96c615817f008bedde1c2c213dd049d1e5edaa8778c6dba32a12af1d46fd81555bcbddc6ddd02dd0f2f407bd2e1dca5c2061008e21ef8de7478df844eb0a5635791089f42d831f8287ddeaed75890550c704cb75ab52a73d5aa11632738cb7de6ec0deaa39e700a5ae038b75696f4ab39cfbb85e3f87e475e2e49aaabd25e7be825e893bec090cf6ee06f06ffaab4b8260159aa10bb8ab23fad35ced50dfda6d07953ffe94ebb56d3d709180a43385509fb10ffd58813aeeecd1b002cd07ad418a0581ddcc67450bae3a21182b9222ff6bfb43db8532351b19cd1c5b8e0e9a03c8ac6e16b8e160060628409e06dcc2da73206876accd4cc93e70b8dfc81f7785159587b60a707d66a3ac1516760324bf8266b9ed14bcfecbaa2020df6156e41b6566831e0178ed9328fbd73c4b50f0cca64ee22e8d6debbb42b0fc768476e827f185fb6a126df28936796305ae47de5f8d1c4af1ae232788495225eb4a7a38f07b3d8c3f987fef3559a6ab6a2691c6da4bd1f2c4725c5f691a553d2394baf00801b61037cb5f7b78d6ee84971cc222eb5a0f918b7fe608df9370613c4d276f5d2ef6a83d1dd63fec8266dba90ac5d8f3c31dafa625bb66fc4f18fbab517f871654d04c20e8c92f284893c685390d2d6e608cc279e49a295f307cc4051e6102c8f8c41057616617e7845ff27fad492d9591167a45f44ae0f8b3b756ca9bdd2739a5293d2f221962d26b392261443b8f96819f2bea4c48eca2100b2d2720ef43ef90e4266eb4a62886ead58304130c5475c1eaa59644cfc6be6df77f19c8f0eefcf7cdffe8784e1ec0258359d131293e30f1b5a124a4157ca310245eb1b1d8567426a29dc9f13a1005a4767362bc934c1ede25c404067423194808c4f168a7e621a52898d0949f2c525d22126c415f16106a024432265846c306ce326fa272f89cfce403be0f9e6990bd7e5dd7c652773662f96b5390c414998d98984e35c2a447b3a2c8e98d26611500da8e641b9b3323110c2f8ca7cc3e120ce23e84aa21ccafcde9c8ae82f191176521ecbfb069e462dd93651c100d8911bbe14d425e87b7342bd1150f31a9b81d684537fbfd212dc7eab42695b15c074fa41b3bf069f17d1a9c027df85191549add312459b943efafead3c0aca1e9c1415306311213ae101c222f005d78a5d6cce7ad9585f58acb611c6044abb6c4185d31de6222f0a9af53c6786bac94217b204f253bd4b4d597d9dbe090b286ef06bb26c555d5b9a1afb2846244c57df3084b141f450f4258748d708756253d7f5b6f035a9896e22a860896656c57a018e27d3c69d4e1b680d285b846d5b2e23627b3e2e269a752fe43f274ef3804d27ff96d3f3803bfe0fc9cef18a5673a45ed8f7c6a3dfe221e0ba334da2244faeb23451500917a5b46cd0c26be5e7447958bd12487c75e39e720c7125885d082f34ff90b77968a5808377a7a52db783acb97a6083663f0897b8438829837d50f5ee18450e26ba075fd9660dda65e7c61927af18417a23642babc0ce773fb2b2212b8d146a14585de5b4044a2339c74f5a8589d8a833e7731631cc4708a598f66c519978396533fa75d804031f2f263b8f480c48c2c7d4c5cc4f8c528be024e4459ae76f090a9c968e10e16709c2af9899543b2754394380e0030546c5b7070ce735c4080f35c2bcac0215b77bd3889106c1cbbf2a19b1a85b90df5f9285610c6ecf33ccc295645263b9e1d221839f33e79f5984276032a6b66c61e4118b075fbda723fed9e7ca93f81351b0d361f556a5331e64be433011cce3f69080ac21d84e6fe1b8ea2e59f248c5e572a0bc4d8604607e987a410e5c01aad7e2e1d1ac405602caca6e2c4c80b24aea8498fc7c37ddb9df3913321ef4a96c9462ec66e0dfe53249256a60361e7ac9e1ee97ad9173c309cca8c27ee88e46612756f7448aca59e617606cfbb39755391e4ae25b1ef41c2cd683b9ed243a899db9adc346feab44a491ba1bd50d606a0b3a7affc7faeef2e1af0caf6c2bbdc16f22b389f9c88712e6c0f9922d81a2e98cb9170cc9f1b27938bb9715e567f1b74707421f029e41d32e83d0a17dd70cf5b51e7d0d9b90996b6f3ae62917e2cffc7ea50a1845cff71328140ad61bc136cc3da538fc96fd6b37b36e2424737138c6a083db272a376f58335ae22b5b814b89ca0c5224fdf7400bb0db1fe700c8cf123d051cb1944c8abdf407429c0a7d0c5bdb69c97d3845509f2f0a916e4e1e6e716c8e3836cd3c2afa020b3f323ad7c3618a3ef058d3bb6a28a24481a1e043d490873b1776f4b5c0a8c29a84223b247911be08dc74aec82773d4569ac6ac045b4fa8b137ce6fac04e22471d4ba73f47403ffab8413bb0d17d2f3bcd3343f49291c2ac9b1bab28a2c1a7ff61910f7ca0171d5b945ed5149130caccf793d89a0a7d4b5d3b1cca5b06e0402a0e4fc49efddd9cb4a1671354e1d99ef6746988643934c72079a6d228fd62442de33f0c5ae70d0ddd5aedcc7de595b4e4f683429aca139d1846afff393e4a10bbb7d59f7302d4adc580fbeafbb4e3113f2850bdd03ecec5929aee785fa661f3f7dadb54b633c79040f26a050d8342a07882eb2cea13368bdbf8b5474980307c31de48938e21681c32d519a2c13e16e1866c982724ca4b7681acfac7aabf9ca1a5b3ebffbe28c9a85f9ebd3c48aba21276b14c530872613e9a0eabe10ff2e3a4e9ec4c7132cc6963a3d5a244aa779cec15d9506d9689de0985287fb048af25a1c2927436a5db3e30e19616f5c364d25e728c89809861062a92ca08a681ba309241d2c74f110f5d0e2f0b60cdba9dc8ada965ad21084696b83791d5d7fe082c22b99831b95e6bd9e86fd0752681172b7d35f7da01c837feff3816fa8954ef1402c47e195c5cc863de2e88124e1b61d1d5c92d162b1e8e764422e77024ce19e7cb4e4a402e2d9f9a20ad6274a782f55d54a25a6b5980b5fab1e1e276c6047eb6c3e126e4a74057d711df6ac1241efdfb665e74267fa71b8b705ae448bd19b6c14c90a822513cdc66eb3ba3fbda3cab7aaa52a323f88baf4c9af92bb70205f38be3879f71f423ce2f18db31e22f3619e4d34e00d02e571ae33146264176065918bda009fcfeeacda281f98ab5ba66eb394aeadcb17874eee4b2e159056151cef1fc06b4af3bc72a7de7b85915f529f9f775fced3c8794c60ae821abf25b8e08bf10cbf40cec694886907178cc85a97b3868f0ecdc254bef2d85838a7c9dc843bf2bdec60757a2e055599496eb0e1b85b9e0f95757b367d914c01a4a536e54fba1fbe419f2b428fb2b2be589fac406a7b7de3fb7d2a4676267ba9a53359ca5e43a8b38e167c6408ec2d80cceaef4ac99329aba65687e7154f4ef588e6afb62680db71e331399817bc850f055cf4471fcc80074e166f2900ba2f986291c5a819d9e72842df8d92b53408c8c6430c4854794046672cc5c085a5a0b1090792caf679516b296945f4fc03716075fc803b41d3a9e29383121c83543232df452607a038cdefdd5dc6fa13e9643509e954e0df4e067ad5308b8ae296817f6633b24e70c9ee062485e6f54fe29adbec4f09cd32af5d5ea1c61a37648520cb8f0291534ce1cfafa642381018a1f0e1b9a7f3f029aa131b767479fb8a90ae7239d3c6dc84b17fab3c0a768c3c5e843cc7b180d0b1da94a61923bfafbbfb462bcba61f9cd32ca717671713010404ad68b1079b6b3d1626f8212e32ffe3e8efaee075802e3c19cf619d4c2c547d43323776bdd855c333ed7e5345f3128f8bfea3761799d5e58c7174ab40f93922a2b4f5cfbd09e4fdff241ccef87798f2505226e032a34433b0b762a4a190cb3df6b3976d1b4972aabcdf38ad8153b7adb3191fb501de1ba7569cb474c8a6dfd2f217ec729cf8e0bf5addf8221cd681fedd8906e08a09a4299d767061e472b86de414348d992713ecce0ede13277b68a37306fd3003af6f6ebe795dfe61b4c7018c94c976dab8f006e1906d7abdd9870e63d016721fcd00df496a7e666a30ec93591c24039926567c0c113e8f0483c2fcdae0aefbed6a616cb2e753f6e7fa443815025da88400a74069aba5e5297bc203dc6ce6007ae42f973fc41368969860f53972291da1573889ca2954e7088299f5b944d6ecbda3281fd2f23f0d7e8882d5323a47432268045163707cf1c5976f6f9e4c5a3919776838a6a2a2234b6c80751fd12f11df7d7ce75d6c6db93c98b60a8cec4c8e0cc17ff3863eb279e7197b6422b21e6ca948edd8275ddacad3e1a789f28a7a8e383502caa67310d7afbf8bb5f7964f49ecd26e2d69d3dd9d27a5085e1e951d4c10642d9d3e292837591c677c14d37cf9b03ee14318911cd1007e381b33cf740e9ce25938c4c16dcb31b7ed607298ea0fd6f09c4ed5c43faee1f5137324c87257b5e797206a1245c47609c3a587b6ccedf5ba9d10ba11892a111f6ec968d0915049d75d99100951f82d49947404ce268e046b0dc9ba5b3a97d2922301a3abbbfcd47debf9f975556f6d94bee879f60c886d8e6502b4890b52cd1e447e1b5df5fd52bf4b21087ad78404d69b740cf70d61d484b47e5f9ec3d0663b406964cec194920da986a6cf09a9d59115f93cc462fa666284a3e0f482086d09990762d63836068f2e7a59ac091bb41d144a4ef85a27982d3301eeb342194f38a1ec082e8671fd31062ed4dc788f3df2e2ff11b5f22895930eda6c66d6b99b10ca1a8534887ec7dbd647dfcd05e587e0513a23203200f78d91a406cce37aa1b3a6bae9798974197b1a39c556262421aa62f78769561b8ed9c4552f38256d3feead46bc84e6c09d65194b9a081ffaded810eb6e22577c0949ee3f298d841fc1a447f8541b30364b153a572428b1a4c8bf358c1dc7bf45233af9f81b380469f3208199c918e1f9f2defb17ea087fe34d1156597079068a0e0a0fa4dcae60010fd6da67d", 0x1000}) sendmsg$IPVS_CMD_DEL_DAEMON(r1, &(0x7f0000000400)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000003c0)={&(0x7f0000000280)={0x104, r2, 0x100, 0x6206, 0x25dfdbff, {0xa}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x3}, @IPVS_CMD_ATTR_DEST={0x4c, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x7fff}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x8}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x6}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0xea7}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xd397}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x3}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x3}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x4}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x10000}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5}, @IPVS_CMD_ATTR_DAEMON={0x44, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1=0xe0000001}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @remote={0xac, 0x14, 0x14, 0xbb}}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x7fff}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4}, @IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wlc\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x6c}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xd45c}, @IPVS_CMD_ATTR_SERVICE={0x14, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'lc\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'rr\x00'}]}]}, 0x104}, 0x1, 0x0, 0x0, 0x4000810}, 0x10) ftruncate(r0, 0x1) sendto$inet6(r0, &(0x7f0000000040)="df", 0x1, 0x0, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x7}, 0x1c) r6 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x0, 0x0) ioctl$KVM_SET_XSAVE(r6, 0x5000aea5, &(0x7f0000000440)={"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"}) setsockopt$bt_BT_DEFER_SETUP(r1, 0x112, 0x7, &(0x7f0000000880)=0x7, 0x4) syz_open_dev$sndctrl(&(0x7f0000000840)='/dev/snd/controlC#\x00', 0xe2e2, 0x501400) ioctl$KVM_GET_SUPPORTED_CPUID(r6, 0xc008ae05, &(0x7f0000000140)=""/133) 2018/06/04 22:45:02 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xc0ffffff], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:02 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) r3 = creat(&(0x7f00000004c0)='./file0\x00', 0x144) setsockopt$inet_sctp_SCTP_EVENTS(r3, 0x84, 0xb, &(0x7f0000000280)={0x1, 0x20, 0x7fff, 0x5, 0x5, 0x5, 0x6b, 0xcf91, 0x7fff, 0x8001, 0x3}, 0xb) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/sequencer\x00', 0x80000, 0x0) ioctl$ASHMEM_GET_PIN_STATUS(r4, 0x7709, 0x0) r5 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000240)='/dev/cuse\x00', 0x20000, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={r5, 0xb, 0x1, 0xb606, &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x352}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:02 executing program 2: r0 = socket(0x12, 0x803, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)=@gettclass={0x24, 0x2a}, 0xfffffffffffffdf3}, 0x1}, 0x4000) sendmsg$nl_route_sched(r0, &(0x7f0000000000)={&(0x7f0000000080)={0x10}, 0x0, &(0x7f00000008c0)={&(0x7f0000000dc0)=@gettaction={0x18, 0x32, 0x5, 0x0, 0x0, {}, [@action_gd=@TCA_ACT_TAB={0x4, 0x1}]}, 0x18}, 0x1}, 0x0) 2018/06/04 22:45:02 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x142800}, 0x1c) 2018/06/04 22:45:02 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r1, 0x40045431, &(0x7f00003b9fdc)) r2 = syz_open_pts(r1, 0x0) read(r2, &(0x7f0000000280)=""/1, 0x1) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000fd0ffc)) flistxattr(r0, &(0x7f0000000000)=""/40, 0x28) ioctl$TCFLSH(r2, 0x540b, 0x7) r3 = gettid() timer_create(0x0, &(0x7f00000000c0)={0x0, 0x12}, &(0x7f00009b1ffc)=0x0) timer_settime(r4, 0x0, &(0x7f0000000100)={{0x0, 0x989680}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r3, 0x1000000000016) 2018/06/04 22:45:02 executing program 1 (fault-call:1 fault-nth:16): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:02 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xffffff80}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 478.625837] FAULT_INJECTION: forcing a failure. [ 478.625837] name failslab, interval 1, probability 0, space 0, times 0 [ 478.627685] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 478.637133] CPU: 1 PID: 731 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 478.654160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 478.663507] Call Trace: [ 478.666102] dump_stack+0x1b9/0x294 [ 478.669740] ? dump_stack_print_info.cold.2+0x52/0x52 [ 478.674941] should_fail.cold.4+0xa/0x1a [ 478.679003] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 478.684115] ? graph_lock+0x170/0x170 [ 478.687917] ? find_held_lock+0x36/0x1c0 [ 478.691968] ? __lock_is_held+0xb5/0x140 [ 478.696032] ? check_same_owner+0x320/0x320 [ 478.700342] ? rcu_note_context_switch+0x710/0x710 [ 478.705253] ? check_same_owner+0x320/0x320 [ 478.709563] __should_failslab+0x124/0x180 [ 478.713784] should_failslab+0x9/0x14 [ 478.717567] __kmalloc_track_caller+0x2c4/0x760 [ 478.722222] ? debug_check_no_locks_freed+0x310/0x310 [ 478.727396] ? kasan_check_write+0x14/0x20 [ 478.731613] ? __mutex_lock+0x7d9/0x17f0 [ 478.735657] ? kstrdup_const+0x66/0x80 [ 478.739528] kstrdup+0x39/0x70 [ 478.742705] kstrdup_const+0x66/0x80 [ 478.746404] __kernfs_new_node+0xa8/0x580 [ 478.750534] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 478.755280] ? lock_downgrade+0x8e0/0x8e0 [ 478.759415] kernfs_new_node+0x80/0xf0 [ 478.763288] kernfs_create_dir_ns+0x3d/0x140 [ 478.767680] sysfs_create_dir_ns+0xbe/0x1d0 [ 478.771987] kobject_add_internal+0x354/0xac0 [ 478.776467] ? kobj_ns_type_registered+0x60/0x60 [ 478.781204] ? lock_downgrade+0x8e0/0x8e0 [ 478.785337] ? refcount_add_not_zero+0x320/0x320 [ 478.790079] ? kasan_check_read+0x11/0x20 [ 478.794210] kobject_add+0x13a/0x190 [ 478.797907] ? kset_create_and_add+0x190/0x190 [ 478.802475] ? mutex_unlock+0xd/0x10 [ 478.806174] device_add+0x3a5/0x16d0 [ 478.809871] ? device_private_init+0x230/0x230 [ 478.814432] ? kfree+0x1e9/0x260 [ 478.817783] ? kfree_const+0x5e/0x70 [ 478.821480] device_create_groups_vargs+0x1ff/0x270 [ 478.826478] device_create+0xd3/0x100 [ 478.830262] ? device_create_vargs+0x60/0x60 [ 478.834659] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 478.839744] ? trace_hardirqs_on+0xd/0x10 [ 478.843881] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 478.848794] ? string+0x21d/0x2c0 [ 478.852232] ? widen_string+0x2d0/0x2d0 [ 478.856192] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 478.862319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.867839] ? vsnprintf+0x242/0x1b40 [ 478.871623] ? pointer+0xa10/0xa10 [ 478.875146] ? rcu_note_context_switch+0x710/0x710 [ 478.880063] ? __lock_acquire+0x7f5/0x5140 [ 478.884286] ? kasprintf+0xa2/0xc0 [ 478.887808] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 478.892807] ? kvasprintf+0xe2/0x130 [ 478.896504] ? bust_spinlocks+0xe0/0xe0 [ 478.900467] ? kasprintf+0xa2/0xc0 [ 478.903991] ? kvasprintf_const+0x190/0x190 [ 478.908296] ? graph_lock+0x170/0x170 [ 478.912080] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 478.917256] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 478.922778] hwsim_new_radio_nl+0x7b8/0xa60 [ 478.927080] ? nla_parse+0x358/0x4a0 [ 478.930780] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 478.935955] ? __netlink_ns_capable+0x100/0x130 [ 478.940610] genl_family_rcv_msg+0x889/0x1120 [ 478.945092] ? genl_rcv+0x40/0x40 [ 478.948530] ? lock_downgrade+0x8e0/0x8e0 [ 478.952659] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 478.957661] ? kasan_check_read+0x11/0x20 [ 478.961791] ? lock_acquire+0x1dc/0x520 [ 478.965745] ? genl_rcv+0x19/0x40 [ 478.969190] genl_rcv_msg+0xc6/0x170 [ 478.972887] netlink_rcv_skb+0x172/0x440 [ 478.976931] ? genl_family_rcv_msg+0x1120/0x1120 [ 478.981671] ? netlink_ack+0xbc0/0xbc0 [ 478.985548] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 478.990720] ? netlink_skb_destructor+0x210/0x210 [ 478.995547] genl_rcv+0x28/0x40 [ 478.998810] netlink_unicast+0x58b/0x740 [ 479.002857] ? netlink_attachskb+0x970/0x970 [ 479.007250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 479.012770] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 479.017772] ? security_netlink_send+0x88/0xb0 [ 479.022337] netlink_sendmsg+0x9f0/0xfa0 [ 479.026385] ? netlink_unicast+0x740/0x740 [ 479.030602] ? security_socket_sendmsg+0x94/0xc0 [ 479.035337] ? netlink_unicast+0x740/0x740 [ 479.039555] sock_sendmsg+0xd5/0x120 [ 479.043252] ___sys_sendmsg+0x805/0x940 [ 479.047210] ? copy_msghdr_from_user+0x560/0x560 [ 479.051955] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 479.057476] ? proc_fail_nth_write+0x96/0x1f0 [ 479.061957] ? __fget_light+0x2ef/0x430 [ 479.065915] ? fget_raw+0x20/0x20 [ 479.069351] ? find_held_lock+0x36/0x1c0 [ 479.073397] ? kasan_check_write+0x14/0x20 [ 479.077616] ? wait_for_completion+0x870/0x870 [ 479.082187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 479.087708] ? sockfd_lookup_light+0xc5/0x160 [ 479.092191] __sys_sendmsg+0x115/0x270 [ 479.096065] ? __ia32_sys_shutdown+0x80/0x80 [ 479.100458] ? __sb_end_write+0xac/0xe0 [ 479.104416] ? fput+0x130/0x1a0 [ 479.107678] ? ksys_write+0x1a6/0x250 [ 479.111470] __x64_sys_sendmsg+0x78/0xb0 [ 479.115517] do_syscall_64+0x1b1/0x800 [ 479.119387] ? finish_task_switch+0x1ca/0x840 [ 479.123883] ? syscall_return_slowpath+0x5c0/0x5c0 [ 479.128795] ? syscall_return_slowpath+0x30f/0x5c0 [ 479.133713] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 479.139060] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 479.143889] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 479.149060] RIP: 0033:0x455a09 [ 479.152231] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 479.159922] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 479.167172] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 479.174422] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 479.181670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 479.188919] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000010 [ 479.196454] kobject_add_internal failed for hwsim35 (error: -12 parent: mac80211_hwsim) 2018/06/04 22:45:02 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xfffffff5}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:02 executing program 2: r0 = socket(0x15, 0x80005, 0x0) recvfrom$inet(r0, &(0x7f0000000040)=""/96, 0x60, 0x2000, &(0x7f00000000c0)={0x2, 0x0, @multicast1=0xe0000001}, 0x21c) 2018/06/04 22:45:02 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xe803000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:03 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) syncfs(r0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x440, 0x0) setsockopt$packet_fanout_data(r2, 0x107, 0x16, &(0x7f00000001c0)={0x1, &(0x7f0000000040)=[{0x0, 0x6, 0xfffffffffffffe00, 0x8000}]}, 0x10) accept4$ipx(r2, &(0x7f0000000200), &(0x7f0000000240)=0x10, 0x80800) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), 0xffffffff, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_REINJECT_CONTROL(r2, 0xae71, &(0x7f0000000280)={0x3ff}) write$rdma_cm(r0, &(0x7f00000003c0)=ANY=[@ANYBLOB="14000000880000fa", @ANYRES32, @ANYBLOB="1000000002000000ac1414bb00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ce76263f00000000000000"], 0x90) 2018/06/04 22:45:03 executing program 3: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000080)="0047fc2f07d82c99240970") r2 = perf_event_open(&(0x7f0000940000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x60}, 0x0, 0x0, r0, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r2, 0x2401, 0x6257) r3 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x9, 0x200000) write$cgroup_type(r3, &(0x7f00000000c0)='threaded\x00', 0x9) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x101) recvfrom$ipx(r3, &(0x7f0000000100)=""/180, 0xb4, 0x0, &(0x7f00000001c0)={0x4, 0x81, 0x3ff, "31684fcdca3a", 0x6}, 0x10) 2018/06/04 22:45:03 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x5400}, 0x1c) 2018/06/04 22:45:03 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x4000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:03 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x80ffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:03 executing program 2: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0xf3ab0c585235b264) ioctl$TIOCMGET(r2, 0x5415, &(0x7f0000000100)) ioctl$TIOCEXCL(r1, 0x540c) r3 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 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={&(0x7f0000001080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuset.memory_pressure\x00', 0x0, 0x0) write$cgroup_pid(r4, &(0x7f0000000080)={[0x32, 0x32, 0x39, 0x36, 0x34, 0x36]}, 0x6) read(r3, &(0x7f0000465f8e)=""/114, 0x47) 2018/06/04 22:45:03 executing program 1 (fault-call:1 fault-nth:17): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:03 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000200)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f00000000c0)='cpuset\x00', 0x3, &(0x7f0000000100)="74a4a23d77579feefbace320e5cd30830d21b75210632ec483a2375ce6f0311b94") [ 480.422927] FAULT_INJECTION: forcing a failure. [ 480.422927] name failslab, interval 1, probability 0, space 0, times 0 [ 480.425622] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 480.434604] CPU: 1 PID: 779 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 480.451605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 480.460957] Call Trace: [ 480.463549] dump_stack+0x1b9/0x294 [ 480.467184] ? dump_stack_print_info.cold.2+0x52/0x52 [ 480.472391] should_fail.cold.4+0xa/0x1a [ 480.476464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 480.481580] ? __lock_acquire+0x7f5/0x5140 [ 480.485818] ? print_usage_bug+0xc0/0xc0 [ 480.489888] ? graph_lock+0x170/0x170 [ 480.493693] ? graph_lock+0x170/0x170 [ 480.497482] ? print_usage_bug+0xc0/0xc0 [ 480.501546] ? print_usage_bug+0xc0/0xc0 [ 480.505602] __should_failslab+0x124/0x180 [ 480.509830] should_failslab+0x9/0x14 [ 480.513619] kmem_cache_alloc+0x47/0x760 [ 480.517671] ? lock_downgrade+0x8e0/0x8e0 [ 480.521810] radix_tree_node_alloc.constprop.19+0x1e6/0x310 [ 480.527510] idr_get_free+0x891/0x10a0 [ 480.531399] ? radix_tree_clear_tags+0xc0/0xc0 [ 480.535970] ? unwind_get_return_address+0x61/0xa0 [ 480.540888] ? __save_stack_trace+0x7e/0xd0 [ 480.545207] ? save_stack+0xa9/0xd0 [ 480.548820] ? save_stack+0x43/0xd0 [ 480.552431] ? kasan_kmalloc+0xc4/0xe0 [ 480.556303] ? kasan_slab_alloc+0x12/0x20 [ 480.560435] ? kmem_cache_alloc+0x12e/0x760 [ 480.564740] ? __kernfs_new_node+0xe7/0x580 [ 480.569048] ? kernfs_new_node+0x80/0xf0 [ 480.573093] ? kernfs_create_dir_ns+0x3d/0x140 [ 480.577661] ? sysfs_create_dir_ns+0xbe/0x1d0 [ 480.582140] ? kobject_add_internal+0x354/0xac0 [ 480.586792] ? kobject_add+0x13a/0x190 [ 480.590666] ? device_create_groups_vargs+0x1ff/0x270 [ 480.595839] ? device_create+0xd3/0x100 [ 480.599800] ? mac80211_hwsim_new_radio+0x3c6/0x3410 [ 480.604888] ? hwsim_new_radio_nl+0x7b8/0xa60 [ 480.609369] ? genl_family_rcv_msg+0x889/0x1120 [ 480.614032] ? genl_rcv_msg+0xc6/0x170 [ 480.617908] ? netlink_rcv_skb+0x172/0x440 [ 480.622127] ? netlink_unicast+0x58b/0x740 [ 480.626345] ? netlink_sendmsg+0x9f0/0xfa0 [ 480.630567] ? sock_sendmsg+0xd5/0x120 [ 480.634437] ? ___sys_sendmsg+0x805/0x940 [ 480.638568] ? __sys_sendmsg+0x115/0x270 [ 480.642615] ? __x64_sys_sendmsg+0x78/0xb0 [ 480.646835] ? do_syscall_64+0x1b1/0x800 [ 480.650883] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 480.656229] ? print_usage_bug+0xc0/0xc0 [ 480.660280] idr_alloc_u32+0x1f9/0x3d0 [ 480.664159] ? __fprop_inc_percpu_max+0x2c0/0x2c0 [ 480.668989] ? lock_acquire+0x1dc/0x520 [ 480.672952] ? __kernfs_new_node+0x10e/0x580 [ 480.677346] ? __lock_is_held+0xb5/0x140 [ 480.681400] idr_alloc_cyclic+0x167/0x340 [ 480.685534] ? idr_alloc+0x1a0/0x1a0 [ 480.689232] ? kasan_check_write+0x14/0x20 [ 480.693451] ? do_raw_spin_lock+0xc1/0x200 [ 480.697679] __kernfs_new_node+0x1a3/0x580 [ 480.701903] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 480.706655] ? lock_downgrade+0x8e0/0x8e0 [ 480.710797] kernfs_new_node+0x80/0xf0 [ 480.714676] kernfs_create_dir_ns+0x3d/0x140 [ 480.719074] sysfs_create_dir_ns+0xbe/0x1d0 [ 480.723387] kobject_add_internal+0x354/0xac0 [ 480.727874] ? kobj_ns_type_registered+0x60/0x60 [ 480.732617] ? lock_downgrade+0x8e0/0x8e0 [ 480.736752] ? refcount_add_not_zero+0x320/0x320 [ 480.741499] ? kasan_check_read+0x11/0x20 [ 480.745638] kobject_add+0x13a/0x190 [ 480.749341] ? kset_create_and_add+0x190/0x190 [ 480.753914] ? mutex_unlock+0xd/0x10 [ 480.757620] device_add+0x3a5/0x16d0 [ 480.761327] ? device_private_init+0x230/0x230 [ 480.765894] ? kfree+0x1e9/0x260 [ 480.769248] ? kfree_const+0x5e/0x70 [ 480.772952] device_create_groups_vargs+0x1ff/0x270 [ 480.777957] device_create+0xd3/0x100 [ 480.781746] ? device_create_vargs+0x60/0x60 [ 480.786147] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 480.791233] ? trace_hardirqs_on+0xd/0x10 [ 480.795382] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 480.800296] ? string+0x21d/0x2c0 [ 480.803738] ? widen_string+0x2d0/0x2d0 [ 480.807707] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 480.813840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 480.819362] ? vsnprintf+0x242/0x1b40 [ 480.823153] ? pointer+0xa10/0xa10 [ 480.826681] ? rcu_note_context_switch+0x710/0x710 [ 480.831597] ? __lock_acquire+0x7f5/0x5140 [ 480.835820] ? kasprintf+0xa2/0xc0 [ 480.839347] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 480.844361] ? kvasprintf+0xe2/0x130 [ 480.848062] ? bust_spinlocks+0xe0/0xe0 [ 480.852040] ? kasprintf+0xa2/0xc0 [ 480.855566] ? kvasprintf_const+0x190/0x190 [ 480.859874] ? graph_lock+0x170/0x170 [ 480.863664] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 480.868842] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 480.874371] hwsim_new_radio_nl+0x7b8/0xa60 [ 480.878677] ? nla_parse+0x358/0x4a0 [ 480.882379] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 480.887556] ? __netlink_ns_capable+0x100/0x130 [ 480.892215] genl_family_rcv_msg+0x889/0x1120 [ 480.896703] ? genl_rcv+0x40/0x40 [ 480.900140] ? lock_downgrade+0x8e0/0x8e0 [ 480.904272] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 480.909277] ? kasan_check_read+0x11/0x20 [ 480.913411] ? lock_acquire+0x1dc/0x520 [ 480.917373] ? genl_rcv+0x19/0x40 [ 480.920827] genl_rcv_msg+0xc6/0x170 [ 480.924532] netlink_rcv_skb+0x172/0x440 [ 480.928578] ? genl_family_rcv_msg+0x1120/0x1120 [ 480.933320] ? netlink_ack+0xbc0/0xbc0 [ 480.937196] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 480.942372] ? netlink_skb_destructor+0x210/0x210 [ 480.947205] genl_rcv+0x28/0x40 [ 480.950472] netlink_unicast+0x58b/0x740 [ 480.954526] ? netlink_attachskb+0x970/0x970 [ 480.958923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 480.964446] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 480.969448] ? security_netlink_send+0x88/0xb0 [ 480.974022] netlink_sendmsg+0x9f0/0xfa0 [ 480.978080] ? netlink_unicast+0x740/0x740 [ 480.982303] ? security_socket_sendmsg+0x94/0xc0 [ 480.987044] ? netlink_unicast+0x740/0x740 [ 480.991269] sock_sendmsg+0xd5/0x120 [ 480.994969] ___sys_sendmsg+0x805/0x940 [ 480.998936] ? copy_msghdr_from_user+0x560/0x560 [ 481.003688] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 481.009210] ? proc_fail_nth_write+0x96/0x1f0 [ 481.013699] ? __fget_light+0x2ef/0x430 [ 481.017663] ? fget_raw+0x20/0x20 [ 481.021101] ? find_held_lock+0x36/0x1c0 [ 481.025153] ? kasan_check_write+0x14/0x20 [ 481.029379] ? wait_for_completion+0x870/0x870 [ 481.033969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.039492] ? sockfd_lookup_light+0xc5/0x160 [ 481.043976] __sys_sendmsg+0x115/0x270 [ 481.047854] ? __ia32_sys_shutdown+0x80/0x80 [ 481.052251] ? __sb_end_write+0xac/0xe0 [ 481.056215] ? fput+0x130/0x1a0 [ 481.059506] ? ksys_write+0x1a6/0x250 [ 481.063325] __x64_sys_sendmsg+0x78/0xb0 [ 481.067378] do_syscall_64+0x1b1/0x800 [ 481.071251] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 481.076083] ? syscall_return_slowpath+0x5c0/0x5c0 [ 481.080997] ? syscall_return_slowpath+0x30f/0x5c0 [ 481.085924] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 481.091276] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 481.096111] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 481.101283] RIP: 0033:0x455a09 [ 481.104455] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 481.112149] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 2018/06/04 22:45:04 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xff00}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:04 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="00000000180000fa0000000000000000", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB="113e290000000000"], 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:04 executing program 3: bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0xe, &(0x7f0000001000)=ANY=[@ANYBLOB="b702000000000000bfa30000000000000702000020feffff7a0af0fff8ffffff79a4f0ff00000000b7060000000000012d6405000000000065040400010000000704000001000000b7050000000000006a0a00fe00000000850000001a000000b7000000000000009500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x103000, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@rand_addr}}, &(0x7f0000000300)=0xe8) sendto$packet(r0, &(0x7f00000000c0)="35dd92a08718ca4a5767fac66f28e576f8e89a75ac22a398ea6ff8ea831eca6e9107906e354bae230e45e6272b30", 0x2e, 0x4008000, &(0x7f0000000340)={0x11, 0xf6, r1, 0x1, 0x8, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}, 0x14) [ 481.119400] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 481.126654] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 481.133907] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 481.141160] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000011 2018/06/04 22:45:04 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x8000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:04 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x5800}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:04 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x5400000000000000}, 0x1c) 2018/06/04 22:45:04 executing program 2: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0xffffffff, 0x2) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffffff, 0xc010640b, &(0x7f0000000080)={0x0, 0x0, 0xf8e}) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffffff, 0xc010640b, &(0x7f00000000c0)={0x0, 0x0, 0x6}) ioctl$DRM_IOCTL_GEM_FLINK(r1, 0xc008640a, &(0x7f0000000100)={r2, r3}) ioctl(r0, 0x8912, &(0x7f0000000000)="0042fc2f07d82c99240970") bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000001fe8)=ANY=[@ANYBLOB="a6bd19ca420f485ad5"], &(0x7f0000000000)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0xb, 0x15, 0x0, 0x2}, [@ldst={0xffffffdd}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) 2018/06/04 22:45:04 executing program 3: r0 = accept4$ipx(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0x10, 0x80000) fadvise64(r0, 0xe, 0x80000000, 0x5) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f00000000c0)={'gre0\x00', &(0x7f0000000100)=@ethtool_link_settings={0x4c, 0x6, 0x800, 0x8ce3, 0x80, 0x101, 0xfffffffffffffc47, 0xfffffffffffffffb, 0x1, 0x0, [0x1, 0x0, 0x3, 0x14, 0x9, 0x89c, 0x2f, 0x7], [0x6]}}) 2018/06/04 22:45:04 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xb}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 481.316569] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:05 executing program 1 (fault-call:1 fault-nth:18): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:05 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:05 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x18020000}, 0x1c) 2018/06/04 22:45:05 executing program 6: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x10800, 0x0) ioctl$KDSKBLED(r0, 0x4b65, 0x3) setsockopt$netrom_NETROM_T4(r0, 0x103, 0x6, &(0x7f00000002c0)=0xffffffff, 0x4) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r2, &(0x7f00000001c0)=ANY=[@ANYBLOB="000000001800ab0127ab0000000000005cc54333c3417117b0fb0000000040def8a27ef32f78596c1ff3d4efdf2e358bec1bdbd1ebcea6c2a09932c705b41ce3c4e01b04a940ca94764595424b7f219bac363bb172161483d023fffd394fc4e67ce5569bedc9d9388a2729396af31e804552fffc9e4f3c9f2964790d65c5fa89f53c616b656d4202fdb9c03a838d5b1996c5fe2043afcbaaf70d4ea5fd27f31129a8fde1a8896765430bfa45897c936b48997d9997a2", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB="1101000000000000"], 0x20) accept4$netrom(r0, &(0x7f0000000480)=@full, &(0x7f0000000380)=0x48, 0x80800) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f0000000040)={0x1, 'veth0\x00', 0x2}, 0x18) write$rdma_cm(r1, &(0x7f0000000100)=ANY=[@ANYBLOB="88000000580000fa", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], @ANYRES32=r3, @ANYRES32=r2], 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r1, &(0x7f00000003c0)=ANY=[@ANYBLOB="0000000018b2c3e6", @ANYRES32=r3, @ANYBLOB="1000000002000000ac1414bb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) getdents64(r0, &(0x7f0000000500)=""/11, 0xb) 2018/06/04 22:45:05 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x81000000000002, &(0x7f0000000000)=0x75, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r1 = syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x200) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f0000000140)=0xd7, 0x4) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x921b527a62bfd8af) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000040)=@nfc, 0x80, &(0x7f00000001c0)=[{&(0x7f0000003ac0)=""/4096, 0x1000}], 0x1, &(0x7f0000000200)=""/20, 0x14}, 0x100) write$binfmt_elf64(r0, &(0x7f0000001340)=ANY=[@ANYBLOB="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"], 0x1000) 2018/06/04 22:45:05 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xb00000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:05 executing program 3: r0 = socket$inet6(0xa, 0x40000080806, 0x0) r1 = socket$kcm(0x29, 0x5, 0x0) ioctl(r1, 0x912, &(0x7f0000006e00)="0042fc2f07d82c99240970") bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20}, 0x1c) listen(r0, 0x20000003) r2 = socket$inet6(0xa, 0x6, 0x100000002) connect$inet6(r2, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r3 = accept4(r0, &(0x7f00004d4000)=@nl=@proc, &(0x7f0000047ffc)=0xc, 0x0) connect(r3, &(0x7f00007a8000)=@generic={0x0, "8c36b043d081c3c1503af6a768406b9267f60ac286da2338bd8e3f6ba990189977170a0705ea90c13e26ba0b966b9b9d3289c8784f16963ce7c312649ce2996cd4e7126f704ab2546e516d216ed2fb7a95ff906185874a2d44029a01f46a380e73c5477efe9e01548612afd6c667be500d748038f499a492ef8fe4e62653"}, 0x80) ioctl$sock_ipx_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000040)={'syzkaller0\x00', {0x4, 0x4ae, 0x8, "29e3756a45cc", 0x3ff}}) listen$netrom(r3, 0x0) 2018/06/04 22:45:05 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x1f4], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:05 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x30], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 481.547498] FAULT_INJECTION: forcing a failure. [ 481.547498] name failslab, interval 1, probability 0, space 0, times 0 [ 481.558813] CPU: 1 PID: 848 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 481.565567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.574917] Call Trace: [ 481.577516] dump_stack+0x1b9/0x294 [ 481.581153] ? dump_stack_print_info.cold.2+0x52/0x52 [ 481.586357] should_fail.cold.4+0xa/0x1a [ 481.590423] ? __kmalloc_track_caller+0x14a/0x760 [ 481.595277] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 481.600392] ? device_add+0x3a5/0x16d0 [ 481.604297] ? device_create_groups_vargs+0x1ff/0x270 [ 481.609494] ? device_create+0xd3/0x100 [ 481.613479] ? mac80211_hwsim_new_radio+0x3c6/0x3410 [ 481.618578] ? hwsim_new_radio_nl+0x7b8/0xa60 [ 481.623065] ? genl_family_rcv_msg+0x889/0x1120 [ 481.627724] ? genl_rcv_msg+0xc6/0x170 [ 481.631600] ? graph_lock+0x170/0x170 [ 481.635386] ? sock_sendmsg+0xd5/0x120 [ 481.639254] ? ___sys_sendmsg+0x805/0x940 [ 481.643382] ? __sys_sendmsg+0x115/0x270 [ 481.647428] ? __x64_sys_sendmsg+0x78/0xb0 [ 481.651645] ? do_syscall_64+0x1b1/0x800 [ 481.655690] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 481.661041] ? find_held_lock+0x36/0x1c0 [ 481.665086] ? __lock_is_held+0xb5/0x140 [ 481.669137] ? check_same_owner+0x320/0x320 [ 481.673443] ? rcu_note_context_switch+0x710/0x710 [ 481.678357] ? rcu_read_lock_sched_held+0x108/0x120 [ 481.683357] __should_failslab+0x124/0x180 [ 481.687577] should_failslab+0x9/0x14 [ 481.691358] kmem_cache_alloc+0x2af/0x760 [ 481.695488] ? memcpy+0x45/0x50 [ 481.698752] ? kstrdup+0x59/0x70 [ 481.702105] __kernfs_new_node+0xe7/0x580 [ 481.706239] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 481.710986] ? lock_downgrade+0x8e0/0x8e0 [ 481.715122] kernfs_new_node+0x80/0xf0 [ 481.718993] kernfs_create_dir_ns+0x3d/0x140 [ 481.723392] sysfs_create_dir_ns+0xbe/0x1d0 [ 481.727697] kobject_add_internal+0x354/0xac0 [ 481.732179] ? kobj_ns_type_registered+0x60/0x60 [ 481.736919] ? lock_downgrade+0x8e0/0x8e0 [ 481.741053] ? refcount_add_not_zero+0x320/0x320 [ 481.745792] ? kasan_check_read+0x11/0x20 [ 481.749925] kobject_add+0x13a/0x190 [ 481.753628] ? kset_create_and_add+0x190/0x190 [ 481.758203] ? mutex_unlock+0xd/0x10 [ 481.761905] device_add+0x3a5/0x16d0 [ 481.765605] ? device_private_init+0x230/0x230 [ 481.770166] ? kfree+0x1e9/0x260 [ 481.773519] ? kfree_const+0x5e/0x70 [ 481.777215] device_create_groups_vargs+0x1ff/0x270 [ 481.782214] device_create+0xd3/0x100 [ 481.786002] ? device_create_vargs+0x60/0x60 [ 481.790405] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 481.795490] ? trace_hardirqs_on+0xd/0x10 [ 481.799624] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 481.804534] ? string+0x21d/0x2c0 [ 481.807969] ? widen_string+0x2d0/0x2d0 [ 481.811932] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 481.818062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 481.823580] ? vsnprintf+0x242/0x1b40 [ 481.827365] ? pointer+0xa10/0xa10 [ 481.830888] ? rcu_note_context_switch+0x710/0x710 [ 481.835798] ? __lock_acquire+0x7f5/0x5140 [ 481.840023] ? kasprintf+0xa2/0xc0 [ 481.843547] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 481.848546] ? kvasprintf+0xe2/0x130 [ 481.852246] ? bust_spinlocks+0xe0/0xe0 [ 481.856209] ? kasprintf+0xa2/0xc0 [ 481.859732] ? kvasprintf_const+0x190/0x190 [ 481.864037] ? graph_lock+0x170/0x170 [ 481.867821] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 481.872996] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 481.878522] hwsim_new_radio_nl+0x7b8/0xa60 [ 481.882824] ? nla_parse+0x358/0x4a0 [ 481.886522] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 481.891696] ? __netlink_ns_capable+0x100/0x130 [ 481.896350] genl_family_rcv_msg+0x889/0x1120 [ 481.900832] ? genl_rcv+0x40/0x40 [ 481.904270] ? lock_downgrade+0x8e0/0x8e0 [ 481.908398] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 481.913400] ? kasan_check_read+0x11/0x20 [ 481.917533] ? lock_acquire+0x1dc/0x520 [ 481.921490] ? genl_rcv+0x19/0x40 [ 481.924933] genl_rcv_msg+0xc6/0x170 [ 481.928632] netlink_rcv_skb+0x172/0x440 [ 481.932676] ? genl_family_rcv_msg+0x1120/0x1120 [ 481.937416] ? netlink_ack+0xbc0/0xbc0 [ 481.941284] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 481.946455] ? netlink_skb_destructor+0x210/0x210 [ 481.951282] genl_rcv+0x28/0x40 [ 481.954544] netlink_unicast+0x58b/0x740 [ 481.958589] ? netlink_attachskb+0x970/0x970 [ 481.962979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.968498] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 481.973498] ? security_netlink_send+0x88/0xb0 [ 481.978062] netlink_sendmsg+0x9f0/0xfa0 [ 481.982108] ? netlink_unicast+0x740/0x740 [ 481.986326] ? security_socket_sendmsg+0x94/0xc0 [ 481.991065] ? netlink_unicast+0x740/0x740 [ 481.995284] sock_sendmsg+0xd5/0x120 [ 481.998981] ___sys_sendmsg+0x805/0x940 [ 482.002943] ? copy_msghdr_from_user+0x560/0x560 [ 482.007679] ? __schedule+0x809/0x1e30 [ 482.011552] ? __sched_text_start+0x8/0x8 [ 482.015682] ? proc_fail_nth_write+0x96/0x1f0 [ 482.020162] ? __fget_light+0x2ef/0x430 [ 482.024120] ? fget_raw+0x20/0x20 [ 482.027554] ? find_held_lock+0x36/0x1c0 [ 482.031598] ? kasan_check_write+0x14/0x20 [ 482.035818] ? wait_for_completion+0x870/0x870 [ 482.040390] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 482.045906] ? sockfd_lookup_light+0xc5/0x160 [ 482.050386] __sys_sendmsg+0x115/0x270 [ 482.054261] ? __ia32_sys_shutdown+0x80/0x80 [ 482.058653] ? __sb_end_write+0xac/0xe0 [ 482.062616] ? exit_to_usermode_loop+0x87/0x310 [ 482.067275] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 482.072103] __x64_sys_sendmsg+0x78/0xb0 [ 482.076146] do_syscall_64+0x1b1/0x800 [ 482.080022] ? finish_task_switch+0x1ca/0x840 [ 482.084502] ? syscall_return_slowpath+0x5c0/0x5c0 [ 482.089417] ? syscall_return_slowpath+0x30f/0x5c0 [ 482.094332] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 482.099681] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 482.104509] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 482.109681] RIP: 0033:0x455a09 [ 482.112849] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 482.120539] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 482.127787] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 482.135036] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 482.142286] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/06/04 22:45:05 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xf5ffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:05 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x400000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 482.149537] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000012 [ 482.157048] kobject_add_internal failed for hwsim37 (error: -12 parent: mac80211_hwsim) [ 482.172659] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:05 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x5800000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:05 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xc0ffffff00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:05 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xb00}, 0x1c) 2018/06/04 22:45:05 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) r3 = socket$inet6(0xa, 0x5, 0x20) ioctl$sock_netdev_private(r3, 0x89fd, &(0x7f00000001c0)="0874965b49575202b3ac78d2b683765a33e1f8d76d75981c3bbb4b5b35688307b905de8e31c34097a5a0c1fc48cc83a6a6dd2a9e332977b8a1621606843d066c60ba9727f520b009fdd59bc4cebf4bac9f652f02572e89bbe049ee94099aed2c271e1c58b853b523f9aef87f330df0e217388bfc511533f6b17de805bcaebdf47ffa224dfdc1e3d9c1bc") write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:05 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x4000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 482.319881] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:06 executing program 3: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") syz_emit_ethernet(0x8e, &(0x7f0000000280)=ANY=[@ANYBLOB="0180c2000000b42d87402e5286dd6006f52600583a00fe8000000000000000000000000000ffff020000000000000001020090780000b250e91eddb4fcbc7e996c4500376000000000000000ffff000000000000000002ffffac140000a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d"], &(0x7f0000000000)) 2018/06/04 22:45:06 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x9}, 0x1c) 2018/06/04 22:45:06 executing program 1 (fault-call:1 fault-nth:19): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:06 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x34000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:06 executing program 5: r0 = add_key$keyring(&(0x7f0000000640)='keyring\x00', &(0x7f0000000540)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xffffffffffffffff) add_key(&(0x7f0000000300)='cifs.spnego\x00', &(0x7f00000003c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000400)="104226db4b63f4eb4f9bef6113916081531c3148ab5e65f8d7addc1fc8ba1f033a0abe3aae93da847f60289b8d2ce13c782ff6f435f7461011c174b4ba545fa0bb2319634855d26e354b23dd1f93b88b8564200094bb3d679cef7cb872dd0a7e9256bd8e1779d6591657c4cd98f4cfcaf5c50548a6b84c8129ba13e68008d25c62256947f3f0afd654bd0bc26fc51a57dd45850fe7acc53824c17454c5fc7d1115583037cfe5a4cc809b3e546f9581a2ad89b5b069ccb2401d4f8c9d6db9097be6c9bdbb3d3ba5ca9c090c332fccac36fa1958ac85b8698d802c05ce57aa97c536", 0xe1, r0) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) readlink(&(0x7f0000000200)='./file0\x00', &(0x7f0000000280)=""/108, 0x6c) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000080)) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP(r3, 0x4068aea3, &(0x7f0000000000)={0x8f, 0x0, [0x2, 0x3]}) r5 = semget(0x1, 0x5, 0x200) ioctl$EVIOCGMASK(r1, 0x80104592, &(0x7f0000000680)={0x2, 0x24, &(0x7f0000000500)="e5795e35ea2f25bd77e659abfbcf106951e96233aa0d4eafb00489b839017b385d7ed8f0"}) semctl$GETPID(r5, 0x3, 0xb, &(0x7f00000001c0)=""/60) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000340)="66b80d0000000f23c00f21f86635010002000f23f8f4baf80c66b89aaa128c66efbafc0cedbaf80c66b8cc44728666efbafc0c66b851da000066eff20f78e9fa0e0f01cabaf80c66b85962a38e66efbafc0cb002ee660fd2f2f082710952baf80c66b8d1394d8666efbafc0cec"}], 0xc0, 0xfffffffffffffffc, &(0x7f0000000300), 0x1000000000000449) ioctl$KVM_RUN(r4, 0xae80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r4, 0x4068aea3, &(0x7f0000000140)={0x0, 0x0, [0x7fff, 0x3, 0x8]}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000006c0)={0x0, 0x0, 0x0}, &(0x7f00000005c0)=0xffffffffffffffbb) getgroups(0x2, &(0x7f0000000600)=[0xffffffffffffffff, 0xffffffffffffffff]) r8 = getegid() setresgid(r6, r7, r8) 2018/06/04 22:45:06 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) r3 = ioctl$KVM_CREATE_VCPU(0xffffffffffffff9c, 0xae41, 0x2) ioctl$KVM_GET_TSC_KHZ(r3, 0xaea3) 2018/06/04 22:45:06 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:06 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xb00}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 482.616105] FAULT_INJECTION: forcing a failure. [ 482.616105] name failslab, interval 1, probability 0, space 0, times 0 [ 482.627393] CPU: 1 PID: 953 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 482.634144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.643491] Call Trace: [ 482.646086] dump_stack+0x1b9/0x294 [ 482.649721] ? dump_stack_print_info.cold.2+0x52/0x52 [ 482.654902] ? __lock_acquire+0x7f5/0x5140 [ 482.659135] should_fail.cold.4+0xa/0x1a [ 482.663194] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 482.668294] ? graph_lock+0x170/0x170 [ 482.672084] ? kasan_check_write+0x14/0x20 [ 482.676305] ? find_held_lock+0x36/0x1c0 [ 482.680356] ? __lock_is_held+0xb5/0x140 [ 482.684416] ? check_same_owner+0x320/0x320 [ 482.688729] ? rcu_note_context_switch+0x710/0x710 [ 482.693648] __should_failslab+0x124/0x180 [ 482.697872] should_failslab+0x9/0x14 [ 482.701659] kmem_cache_alloc+0x2af/0x760 [ 482.705792] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 482.711315] ? graph_lock+0x170/0x170 [ 482.715122] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 482.720129] __kernfs_new_node+0xe7/0x580 [ 482.724267] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 482.729012] ? find_held_lock+0x36/0x1c0 [ 482.733072] ? lock_downgrade+0x8e0/0x8e0 [ 482.737213] kernfs_new_node+0x80/0xf0 [ 482.741088] __kernfs_create_file+0x4d/0x330 [ 482.745488] sysfs_add_file_mode_ns+0x21a/0x560 [ 482.750152] sysfs_create_file_ns+0x8b/0xb0 [ 482.754459] device_create_file+0xf4/0x1e0 [ 482.758685] ? acpi_bind_one+0x8f0/0x8f0 [ 482.762732] device_add+0x3ec/0x16d0 [ 482.766437] ? device_private_init+0x230/0x230 [ 482.771006] ? kfree+0x1e9/0x260 [ 482.774365] ? kfree_const+0x5e/0x70 [ 482.778067] device_create_groups_vargs+0x1ff/0x270 [ 482.783073] device_create+0xd3/0x100 [ 482.786863] ? device_create_vargs+0x60/0x60 [ 482.791264] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 482.796350] ? trace_hardirqs_on+0xd/0x10 [ 482.800487] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 482.805403] ? string+0x21d/0x2c0 [ 482.808849] ? widen_string+0x2d0/0x2d0 [ 482.812816] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 482.818948] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 482.824470] ? vsnprintf+0x242/0x1b40 [ 482.828261] ? pointer+0xa10/0xa10 [ 482.831786] ? rcu_note_context_switch+0x710/0x710 [ 482.836700] ? __lock_acquire+0x7f5/0x5140 [ 482.840924] ? kasprintf+0xa2/0xc0 [ 482.844454] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 482.849452] ? kvasprintf+0xe2/0x130 [ 482.853153] ? bust_spinlocks+0xe0/0xe0 [ 482.857124] ? kasprintf+0xa2/0xc0 [ 482.860650] ? kvasprintf_const+0x190/0x190 [ 482.864954] ? graph_lock+0x170/0x170 [ 482.868742] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 482.873920] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 482.879448] hwsim_new_radio_nl+0x7b8/0xa60 [ 482.883765] ? nla_parse+0x358/0x4a0 [ 482.887468] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 482.892648] ? __netlink_ns_capable+0x100/0x130 [ 482.897310] genl_family_rcv_msg+0x889/0x1120 [ 482.901795] ? genl_rcv+0x40/0x40 [ 482.905234] ? lock_downgrade+0x8e0/0x8e0 [ 482.909367] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 482.914372] ? kasan_check_read+0x11/0x20 [ 482.918509] ? lock_acquire+0x1dc/0x520 [ 482.922467] ? genl_rcv+0x19/0x40 [ 482.925919] genl_rcv_msg+0xc6/0x170 [ 482.929622] netlink_rcv_skb+0x172/0x440 [ 482.933668] ? genl_family_rcv_msg+0x1120/0x1120 [ 482.938419] ? netlink_ack+0xbc0/0xbc0 [ 482.942293] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 482.947468] ? netlink_skb_destructor+0x210/0x210 [ 482.952303] genl_rcv+0x28/0x40 [ 482.955569] netlink_unicast+0x58b/0x740 [ 482.959622] ? netlink_attachskb+0x970/0x970 [ 482.964022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.969550] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 482.974554] ? security_netlink_send+0x88/0xb0 [ 482.979122] netlink_sendmsg+0x9f0/0xfa0 [ 482.983181] ? netlink_unicast+0x740/0x740 [ 482.987408] ? security_socket_sendmsg+0x94/0xc0 [ 482.992148] ? netlink_unicast+0x740/0x740 [ 482.996377] sock_sendmsg+0xd5/0x120 [ 483.000090] ___sys_sendmsg+0x805/0x940 [ 483.004060] ? copy_msghdr_from_user+0x560/0x560 [ 483.008811] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 483.014331] ? proc_fail_nth_write+0x96/0x1f0 [ 483.018818] ? __fget_light+0x2ef/0x430 [ 483.022785] ? fget_raw+0x20/0x20 [ 483.026221] ? find_held_lock+0x36/0x1c0 [ 483.030270] ? kasan_check_write+0x14/0x20 [ 483.034497] ? wait_for_completion+0x870/0x870 [ 483.039073] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 483.044595] ? sockfd_lookup_light+0xc5/0x160 [ 483.049082] __sys_sendmsg+0x115/0x270 [ 483.052957] ? __ia32_sys_shutdown+0x80/0x80 [ 483.057353] ? __sb_end_write+0xac/0xe0 [ 483.061315] ? fput+0x130/0x1a0 [ 483.064580] ? ksys_write+0x1a6/0x250 [ 483.068381] __x64_sys_sendmsg+0x78/0xb0 [ 483.072433] do_syscall_64+0x1b1/0x800 [ 483.076305] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 483.081132] ? syscall_return_slowpath+0x5c0/0x5c0 [ 483.086053] ? syscall_return_slowpath+0x30f/0x5c0 [ 483.090974] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 483.096328] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 483.101163] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 483.106336] RIP: 0033:0x455a09 [ 483.109511] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2018/06/04 22:45:06 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x8], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 483.117205] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 483.124458] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 483.131713] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 483.138966] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 483.146223] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000013 2018/06/04 22:45:06 executing program 3: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}}, 0x1c) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000f59ffc)=0x5, 0x4) r2 = socket$inet6(0xa, 0x2, 0x0) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000140), &(0x7f0000000180)=0x4) setsockopt$sock_int(r2, 0x1, 0xf, &(0x7f00000000c0)=0x808, 0x386) r3 = creat(&(0x7f0000000100)='./file0\x00', 0x85) setsockopt$ALG_SET_AEAD_AUTHSIZE(r3, 0x117, 0x5, 0x0, 0x3) bind$inet6(r2, &(0x7f0000000040)={0xa, 0x4e20}, 0x1c) 2018/06/04 22:45:06 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x6}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 483.190072] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:06 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xf7ffff7f00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:06 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="1200000010000104", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], @ANYRES32=r2, @ANYRES32=r1], 0x18) r3 = gettid() getpriority(0x1, r3) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:06 executing program 1 (fault-call:1 fault-nth:20): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:06 executing program 3: r0 = socket$inet(0x2, 0x4000000000000004, 0xffff) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000001c0)=@broute={'broute\x00', 0x20, 0x2, 0x90, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000940], 0x2, &(0x7f0000000240), &(0x7f0000000940)=[{}, {}, {0x0, '\x00', 0x2}]}, 0x108) 2018/06/04 22:45:06 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x400000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 483.395650] FAULT_INJECTION: forcing a failure. [ 483.395650] name failslab, interval 1, probability 0, space 0, times 0 [ 483.407004] CPU: 1 PID: 995 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 483.413762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 483.423114] Call Trace: [ 483.425700] dump_stack+0x1b9/0x294 [ 483.429323] ? dump_stack_print_info.cold.2+0x52/0x52 [ 483.434511] ? __might_sleep+0x95/0x190 [ 483.438483] should_fail.cold.4+0xa/0x1a [ 483.442538] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 483.447634] ? mutex_trylock+0x2a0/0x2a0 [ 483.451684] ? graph_lock+0x170/0x170 [ 483.455467] ? __mutex_lock+0x7d9/0x17f0 [ 483.459523] ? find_held_lock+0x36/0x1c0 [ 483.463581] ? __lock_is_held+0xb5/0x140 [ 483.467632] ? do_shmat+0x90/0x1150 [ 483.471267] ? check_same_owner+0x320/0x320 [ 483.475579] ? rcu_note_context_switch+0x710/0x710 [ 483.480499] __should_failslab+0x124/0x180 [ 483.484722] should_failslab+0x9/0x14 [ 483.488507] __kmalloc_track_caller+0x2c4/0x760 [ 483.493160] ? graph_lock+0x170/0x170 [ 483.496947] ? graph_lock+0x170/0x170 [ 483.500733] ? kstrdup_const+0x66/0x80 [ 483.504608] kstrdup+0x39/0x70 [ 483.507789] kstrdup_const+0x66/0x80 [ 483.511493] __kernfs_new_node+0xa8/0x580 [ 483.515631] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 483.520380] ? lock_downgrade+0x8e0/0x8e0 [ 483.524522] ? kasan_check_read+0x11/0x20 [ 483.528662] ? do_raw_spin_unlock+0x9e/0x2e0 [ 483.533062] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 483.537635] kernfs_new_node+0x80/0xf0 [ 483.541511] kernfs_create_link+0x33/0x180 [ 483.545734] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 483.551000] sysfs_create_link+0x65/0xc0 [ 483.555054] device_add+0x7a0/0x16d0 [ 483.558760] ? device_private_init+0x230/0x230 [ 483.563325] ? kfree+0x1e9/0x260 [ 483.566683] ? kfree_const+0x5e/0x70 [ 483.570385] device_create_groups_vargs+0x1ff/0x270 [ 483.575390] device_create+0xd3/0x100 [ 483.579179] ? device_create_vargs+0x60/0x60 [ 483.583586] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 483.588674] ? trace_hardirqs_on+0xd/0x10 [ 483.592817] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 483.597733] ? string+0x21d/0x2c0 [ 483.601172] ? widen_string+0x2d0/0x2d0 [ 483.605140] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 483.611273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 483.616796] ? vsnprintf+0x242/0x1b40 [ 483.620588] ? pointer+0xa10/0xa10 [ 483.624116] ? rcu_note_context_switch+0x710/0x710 [ 483.629034] ? __lock_acquire+0x7f5/0x5140 [ 483.633259] ? kasprintf+0xa2/0xc0 [ 483.636787] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 483.641790] ? kvasprintf+0xe2/0x130 [ 483.645491] ? bust_spinlocks+0xe0/0xe0 [ 483.649459] ? kasprintf+0xa2/0xc0 [ 483.652986] ? kvasprintf_const+0x190/0x190 [ 483.657292] ? graph_lock+0x170/0x170 [ 483.661078] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 483.666261] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 483.671788] hwsim_new_radio_nl+0x7b8/0xa60 [ 483.676101] ? nla_parse+0x358/0x4a0 [ 483.679805] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 483.684983] ? __netlink_ns_capable+0x100/0x130 [ 483.689644] genl_family_rcv_msg+0x889/0x1120 [ 483.694134] ? genl_rcv+0x40/0x40 [ 483.697571] ? lock_downgrade+0x8e0/0x8e0 [ 483.701706] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 483.706710] ? kasan_check_read+0x11/0x20 [ 483.710844] ? lock_acquire+0x1dc/0x520 [ 483.714801] ? genl_rcv+0x19/0x40 [ 483.718255] genl_rcv_msg+0xc6/0x170 [ 483.721958] netlink_rcv_skb+0x172/0x440 [ 483.726005] ? genl_family_rcv_msg+0x1120/0x1120 [ 483.730752] ? netlink_ack+0xbc0/0xbc0 [ 483.734623] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 483.739800] ? netlink_skb_destructor+0x210/0x210 [ 483.744633] genl_rcv+0x28/0x40 [ 483.747899] netlink_unicast+0x58b/0x740 [ 483.751951] ? netlink_attachskb+0x970/0x970 [ 483.756347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 483.761871] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 483.766876] ? security_netlink_send+0x88/0xb0 [ 483.771445] netlink_sendmsg+0x9f0/0xfa0 [ 483.775499] ? netlink_unicast+0x740/0x740 [ 483.779726] ? security_socket_sendmsg+0x94/0xc0 [ 483.784467] ? netlink_unicast+0x740/0x740 [ 483.788692] sock_sendmsg+0xd5/0x120 [ 483.792394] ___sys_sendmsg+0x805/0x940 [ 483.796359] ? copy_msghdr_from_user+0x560/0x560 [ 483.801114] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 483.806641] ? proc_fail_nth_write+0x96/0x1f0 [ 483.811125] ? __fget_light+0x2ef/0x430 [ 483.815094] ? fget_raw+0x20/0x20 [ 483.818531] ? find_held_lock+0x36/0x1c0 [ 483.822583] ? kasan_check_write+0x14/0x20 [ 483.826812] ? wait_for_completion+0x870/0x870 [ 483.831388] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 483.836912] ? sockfd_lookup_light+0xc5/0x160 [ 483.841395] __sys_sendmsg+0x115/0x270 [ 483.845269] ? __ia32_sys_shutdown+0x80/0x80 [ 483.849665] ? __sb_end_write+0xac/0xe0 [ 483.853626] ? fput+0x130/0x1a0 [ 483.856890] ? ksys_write+0x1a6/0x250 [ 483.860689] __x64_sys_sendmsg+0x78/0xb0 [ 483.864737] do_syscall_64+0x1b1/0x800 [ 483.868611] ? finish_task_switch+0x1ca/0x840 [ 483.873095] ? syscall_return_slowpath+0x5c0/0x5c0 [ 483.878014] ? syscall_return_slowpath+0x30f/0x5c0 [ 483.882939] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 483.888293] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/06/04 22:45:07 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xeffdffff], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:07 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000280), 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23}, 0x10) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f00000000c0), &(0x7f0000000100)=0x4) setsockopt$sock_int(r0, 0x1, 0x9, &(0x7f0000000040)=0x3, 0x4) setsockopt$sock_int(r0, 0x1, 0x9, &(0x7f0000000000)=0x9ceb, 0xfe12) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000140)={{{@in6=@local, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@mcast2}}, &(0x7f0000000240)=0xe8) ioprio_set$uid(0x3, r1, 0x400) 2018/06/04 22:45:07 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x6}, 0x1c) [ 483.893128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 483.898301] RIP: 0033:0x455a09 [ 483.901475] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 483.909187] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 483.916441] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 483.923695] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 483.930949] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 483.938202] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000014 2018/06/04 22:45:07 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0xfffffffffffffffd, @empty, 0x2}, 0xfffffe10) r1 = socket(0xb, 0x1, 0x10000) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x4, &(0x7f0000000140)={0x0, {{0x2, 0x0, @dev={0xac, 0x14, 0x14}}}}, 0x88) 2018/06/04 22:45:07 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x100000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:07 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x700], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 484.003162] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:07 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:07 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x11], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:07 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000008000/0x18000)=nil, &(0x7f0000000380)=[@text16={0x10, &(0x7f00000004c0)="0f01cb0f23b8362e660f3a207d5510f3d87344ba4300b898b4ef26f236670f356566d019b8c7008ee064d0ec0f21e6", 0x2f}], 0x1, 0x0, &(0x7f00000002c0), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = dup2(r0, r2) getsockopt$inet6_tcp_int(r3, 0x6, 0x200000000000003a, &(0x7f0000000000), &(0x7f0000000040)=0xfffffef4) dup2(r2, r1) 2018/06/04 22:45:07 executing program 1 (fault-call:1 fault-nth:21): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:07 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="00000000180000fa000000009b972ea3", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB="1101000000000000"], 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) r3 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0xffffffffffffa2a3, 0x101000) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000000040)=""/12) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:07 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) r0 = syz_open_procfs(0x0, &(0x7f0000000000)="66642f343735006bc81a30f48a62d8694a59365f5ab67305d1fe80ed3c6153655e67e6fd4905f2e88242936ec146692c8584194c14de24e890deb876533c037ae9c8b4148a922f318f8ea48bbd0f94f3f22da9be7634ad05d5831dcc39666983d4b304d212fe28482bbee9e2610dd53e16d6c200d56c813f9f4a3391d8d5702575f43d30b6609cc3e2065200c40c97009e5876b8258b45ee5db7") pwrite64(r0, &(0x7f00000001c0)="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", 0x1000, 0x0) 2018/06/04 22:45:07 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xab00000000000000}, 0x1c) 2018/06/04 22:45:07 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0xf5ffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 484.281606] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 484.299696] FAULT_INJECTION: forcing a failure. [ 484.299696] name failslab, interval 1, probability 0, space 0, times 0 [ 484.311016] CPU: 1 PID: 1058 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 484.317858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 484.327211] Call Trace: [ 484.329813] dump_stack+0x1b9/0x294 [ 484.333454] ? dump_stack_print_info.cold.2+0x52/0x52 [ 484.338664] should_fail.cold.4+0xa/0x1a [ 484.342716] ? __kmalloc_track_caller+0x14a/0x760 [ 484.347548] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 484.352638] ? device_create_groups_vargs+0x1ff/0x270 [ 484.357812] ? device_create+0xd3/0x100 [ 484.361774] ? mac80211_hwsim_new_radio+0x3c6/0x3410 [ 484.366862] ? hwsim_new_radio_nl+0x7b8/0xa60 [ 484.371344] ? genl_family_rcv_msg+0x889/0x1120 [ 484.375998] ? genl_rcv_msg+0xc6/0x170 [ 484.379875] ? netlink_rcv_skb+0x172/0x440 [ 484.384096] ? graph_lock+0x170/0x170 [ 484.387882] ? ___sys_sendmsg+0x805/0x940 [ 484.392023] ? __sys_sendmsg+0x115/0x270 [ 484.396073] ? __x64_sys_sendmsg+0x78/0xb0 [ 484.400295] ? do_syscall_64+0x1b1/0x800 [ 484.404345] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 484.409698] ? find_held_lock+0x36/0x1c0 [ 484.413750] ? __lock_is_held+0xb5/0x140 [ 484.417810] ? check_same_owner+0x320/0x320 [ 484.422122] ? rcu_note_context_switch+0x710/0x710 [ 484.427044] ? rcu_read_lock_sched_held+0x108/0x120 [ 484.432052] __should_failslab+0x124/0x180 [ 484.436278] should_failslab+0x9/0x14 [ 484.440065] kmem_cache_alloc+0x2af/0x760 [ 484.444198] ? memcpy+0x45/0x50 [ 484.447463] ? kstrdup+0x59/0x70 [ 484.450820] __kernfs_new_node+0xe7/0x580 [ 484.454961] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 484.459708] ? lock_downgrade+0x8e0/0x8e0 [ 484.463850] ? kasan_check_read+0x11/0x20 [ 484.467982] ? do_raw_spin_unlock+0x9e/0x2e0 [ 484.472379] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 484.476947] kernfs_new_node+0x80/0xf0 [ 484.480824] kernfs_create_link+0x33/0x180 [ 484.485050] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 484.490314] sysfs_create_link+0x65/0xc0 [ 484.494362] device_add+0x7a0/0x16d0 [ 484.498067] ? device_private_init+0x230/0x230 [ 484.502631] ? kfree+0x1e9/0x260 [ 484.505985] ? kfree_const+0x5e/0x70 [ 484.509690] device_create_groups_vargs+0x1ff/0x270 [ 484.514697] device_create+0xd3/0x100 [ 484.518485] ? device_create_vargs+0x60/0x60 [ 484.522888] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 484.527974] ? trace_hardirqs_on+0xd/0x10 [ 484.532112] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 484.537035] ? string+0x21d/0x2c0 [ 484.540476] ? widen_string+0x2d0/0x2d0 [ 484.544442] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 484.550573] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 484.556092] ? vsnprintf+0x242/0x1b40 [ 484.559882] ? pointer+0xa10/0xa10 [ 484.563408] ? rcu_note_context_switch+0x710/0x710 [ 484.568323] ? __lock_acquire+0x7f5/0x5140 [ 484.572548] ? kasprintf+0xa2/0xc0 [ 484.576076] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 484.581076] ? kvasprintf+0xe2/0x130 [ 484.584776] ? bust_spinlocks+0xe0/0xe0 [ 484.588745] ? kasprintf+0xa2/0xc0 [ 484.592272] ? kvasprintf_const+0x190/0x190 [ 484.596576] ? graph_lock+0x170/0x170 [ 484.600367] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 484.605545] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 484.611075] hwsim_new_radio_nl+0x7b8/0xa60 [ 484.615382] ? nla_parse+0x358/0x4a0 [ 484.619083] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 484.624264] ? __netlink_ns_capable+0x100/0x130 [ 484.628925] genl_family_rcv_msg+0x889/0x1120 [ 484.633412] ? genl_rcv+0x40/0x40 [ 484.636849] ? lock_downgrade+0x8e0/0x8e0 [ 484.640982] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 484.645994] ? lock_acquire+0x1dc/0x520 [ 484.649960] ? genl_rcv+0x19/0x40 [ 484.653413] genl_rcv_msg+0xc6/0x170 [ 484.657118] netlink_rcv_skb+0x172/0x440 [ 484.661165] ? genl_family_rcv_msg+0x1120/0x1120 [ 484.665905] ? netlink_ack+0xbc0/0xbc0 [ 484.669778] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 484.674957] ? netlink_skb_destructor+0x210/0x210 [ 484.679794] genl_rcv+0x28/0x40 [ 484.683058] netlink_unicast+0x58b/0x740 [ 484.687111] ? netlink_attachskb+0x970/0x970 [ 484.691508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 484.697042] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 484.702045] ? security_netlink_send+0x88/0xb0 [ 484.706617] netlink_sendmsg+0x9f0/0xfa0 [ 484.710671] ? netlink_unicast+0x740/0x740 [ 484.714896] ? security_socket_sendmsg+0x94/0xc0 [ 484.719635] ? netlink_unicast+0x740/0x740 [ 484.723859] sock_sendmsg+0xd5/0x120 [ 484.727564] ___sys_sendmsg+0x805/0x940 [ 484.731531] ? copy_msghdr_from_user+0x560/0x560 [ 484.736283] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 484.741803] ? proc_fail_nth_write+0x96/0x1f0 [ 484.746288] ? __fget_light+0x2ef/0x430 [ 484.750250] ? fget_raw+0x20/0x20 [ 484.753687] ? find_held_lock+0x36/0x1c0 [ 484.757739] ? kasan_check_write+0x14/0x20 [ 484.761966] ? wait_for_completion+0x870/0x870 [ 484.766541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 484.772064] ? sockfd_lookup_light+0xc5/0x160 [ 484.776547] __sys_sendmsg+0x115/0x270 [ 484.780421] ? __ia32_sys_shutdown+0x80/0x80 [ 484.784818] ? __sb_end_write+0xac/0xe0 [ 484.788801] ? fput+0x130/0x1a0 [ 484.792069] ? ksys_write+0x1a6/0x250 [ 484.795863] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 484.800696] __x64_sys_sendmsg+0x78/0xb0 [ 484.804743] do_syscall_64+0x1b1/0x800 [ 484.808617] ? finish_task_switch+0x1ca/0x840 [ 484.813100] ? syscall_return_slowpath+0x5c0/0x5c0 [ 484.818022] ? syscall_return_slowpath+0x30f/0x5c0 [ 484.822942] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 484.828294] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 484.833128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 484.838302] RIP: 0033:0x455a09 [ 484.841475] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 484.849171] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 484.856422] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 484.863675] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 484.870929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/06/04 22:45:08 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x6000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:08 executing program 5: r0 = socket$inet6(0xa, 0x6, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rtc0\x00', 0x10000, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e23}, 0x1c) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc0\x00', 0xff, 0x0) ioctl$HDIO_GETGEO(r1, 0x301, &(0x7f0000000280)) listen(r0, 0x5eb857) r3 = socket$inet_dccp(0x2, 0x6, 0x0) setsockopt$inet6_mtu(r2, 0x29, 0x17, &(0x7f0000000040)=0x2, 0x4) connect$inet(r3, &(0x7f0000000340)={0x2, 0x4e23}, 0x10) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f00000000c0)) ioctl$TCFLSH(r1, 0x540b, 0x9) sendmmsg(r3, &(0x7f0000006840)=[{{&(0x7f0000000680)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @broadcast=0xffffffff}}}, 0x80, &(0x7f0000000880), 0x0, &(0x7f00000008c0)}}, {{&(0x7f0000000a80)=@sco={0x1f}, 0x80, &(0x7f0000001180), 0x0, &(0x7f0000001240)=ANY=[@ANYBLOB="10000003fd2900010000000000000000"], 0x10}}], 0x2, 0x0) open(&(0x7f00000002c0)='./file0\x00', 0x640, 0x40) setsockopt$inet_MCAST_LEAVE_GROUP(r2, 0x0, 0x2d, &(0x7f0000000480)={0x40, {{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}}, 0x88) fgetxattr(r2, &(0x7f0000000300)=ANY=[@ANYBLOB="6f7d322e7ebb7551646a3e9d3c0600000000000000"], &(0x7f0000000380)=""/252, 0xfc) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000080)=0x5, 0x4) r4 = geteuid() getgroups(0x0, &(0x7f0000000480)) fchown(r2, r4, 0x0) [ 484.878185] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000015 2018/06/04 22:45:08 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffdef], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:08 executing program 1 (fault-call:1 fault-nth:22): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:08 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x3000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:08 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x113}, 0x1c) 2018/06/04 22:45:08 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000000)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) r3 = dup3(r0, r0, 0x80000) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r3, 0x84, 0x79, &(0x7f0000000040)=0x10001, 0x4) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="14000000880000fa", @ANYRES32=r2, @ANYBLOB="1000000002000000ac1414bb0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007eb1330fcbf70ef00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) 2018/06/04 22:45:08 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xeffdffff00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 485.034385] FAULT_INJECTION: forcing a failure. [ 485.034385] name failslab, interval 1, probability 0, space 0, times 0 [ 485.045718] CPU: 1 PID: 1080 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 485.052568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 485.061920] Call Trace: [ 485.064520] dump_stack+0x1b9/0x294 [ 485.068164] ? dump_stack_print_info.cold.2+0x52/0x52 [ 485.073370] should_fail.cold.4+0xa/0x1a [ 485.077442] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 485.082546] ? lock_release+0xa10/0xa10 [ 485.086520] ? check_same_owner+0x320/0x320 [ 485.090834] ? graph_lock+0x170/0x170 [ 485.094625] ? rcu_note_context_switch+0x710/0x710 [ 485.099541] ? find_held_lock+0x36/0x1c0 [ 485.103592] ? find_held_lock+0x36/0x1c0 [ 485.107643] ? __lock_is_held+0xb5/0x140 [ 485.111703] ? check_same_owner+0x320/0x320 [ 485.116021] ? rcu_note_context_switch+0x710/0x710 [ 485.120943] __should_failslab+0x124/0x180 [ 485.125172] should_failslab+0x9/0x14 [ 485.128958] kmem_cache_alloc+0x2af/0x760 [ 485.133102] ? kasan_check_write+0x14/0x20 [ 485.137328] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 485.142335] __kernfs_new_node+0xe7/0x580 [ 485.146472] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 485.151222] ? kasan_check_write+0x14/0x20 [ 485.155448] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 485.160364] ? graph_lock+0x170/0x170 [ 485.164158] ? wait_for_completion+0x870/0x870 [ 485.168735] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 485.174265] kernfs_new_node+0x80/0xf0 [ 485.178146] __kernfs_create_file+0x4d/0x330 [ 485.182547] sysfs_add_file_mode_ns+0x21a/0x560 [ 485.187209] sysfs_add_file+0x4e/0x60 [ 485.191000] sysfs_merge_group+0xfa/0x230 [ 485.195146] dpm_sysfs_add+0x161/0x210 [ 485.199027] device_add+0xa11/0x16d0 [ 485.202736] ? device_private_init+0x230/0x230 [ 485.207302] ? kfree+0x1e9/0x260 [ 485.210658] ? kfree_const+0x5e/0x70 [ 485.214360] device_create_groups_vargs+0x1ff/0x270 [ 485.219370] device_create+0xd3/0x100 [ 485.223159] ? device_create_vargs+0x60/0x60 [ 485.227561] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 485.232650] ? trace_hardirqs_on+0xd/0x10 [ 485.236790] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 485.241716] ? string+0x21d/0x2c0 [ 485.245160] ? widen_string+0x2d0/0x2d0 [ 485.249126] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 485.255261] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 485.260782] ? vsnprintf+0x242/0x1b40 [ 485.264575] ? pointer+0xa10/0xa10 [ 485.268103] ? rcu_note_context_switch+0x710/0x710 [ 485.273026] ? __lock_acquire+0x7f5/0x5140 [ 485.277251] ? kasprintf+0xa2/0xc0 [ 485.280779] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 485.285783] ? kvasprintf+0xe2/0x130 [ 485.289485] ? bust_spinlocks+0xe0/0xe0 [ 485.293461] ? kasprintf+0xa2/0xc0 [ 485.297001] ? kvasprintf_const+0x190/0x190 [ 485.301313] ? graph_lock+0x170/0x170 [ 485.305100] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 485.310278] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 485.315805] hwsim_new_radio_nl+0x7b8/0xa60 [ 485.320111] ? nla_parse+0x358/0x4a0 [ 485.323814] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 485.328993] ? __netlink_ns_capable+0x100/0x130 [ 485.333663] genl_family_rcv_msg+0x889/0x1120 [ 485.338151] ? genl_rcv+0x40/0x40 [ 485.341593] ? lock_downgrade+0x8e0/0x8e0 [ 485.345725] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 485.350734] ? kasan_check_read+0x11/0x20 [ 485.354882] ? lock_acquire+0x1dc/0x520 [ 485.358841] ? genl_rcv+0x19/0x40 [ 485.362295] genl_rcv_msg+0xc6/0x170 [ 485.365998] netlink_rcv_skb+0x172/0x440 [ 485.370052] ? genl_family_rcv_msg+0x1120/0x1120 [ 485.374795] ? netlink_ack+0xbc0/0xbc0 [ 485.378666] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 485.383843] ? netlink_skb_destructor+0x210/0x210 [ 485.388676] genl_rcv+0x28/0x40 [ 485.391946] netlink_unicast+0x58b/0x740 [ 485.395997] ? netlink_attachskb+0x970/0x970 [ 485.400398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 485.405921] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 485.410925] ? security_netlink_send+0x88/0xb0 [ 485.415501] netlink_sendmsg+0x9f0/0xfa0 [ 485.419555] ? netlink_unicast+0x740/0x740 [ 485.423781] ? security_socket_sendmsg+0x94/0xc0 [ 485.428521] ? netlink_unicast+0x740/0x740 [ 485.432744] sock_sendmsg+0xd5/0x120 [ 485.436448] ___sys_sendmsg+0x805/0x940 [ 485.440414] ? copy_msghdr_from_user+0x560/0x560 [ 485.445164] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 485.450686] ? proc_fail_nth_write+0x96/0x1f0 [ 485.455173] ? __fget_light+0x2ef/0x430 [ 485.459136] ? fget_raw+0x20/0x20 [ 485.462572] ? find_held_lock+0x36/0x1c0 [ 485.466625] ? kasan_check_write+0x14/0x20 [ 485.470852] ? wait_for_completion+0x870/0x870 [ 485.475428] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 485.480951] ? sockfd_lookup_light+0xc5/0x160 [ 485.485434] __sys_sendmsg+0x115/0x270 [ 485.489310] ? __ia32_sys_shutdown+0x80/0x80 [ 485.493706] ? __sb_end_write+0xac/0xe0 [ 485.497668] ? fput+0x130/0x1a0 [ 485.500932] ? ksys_write+0x1a6/0x250 [ 485.504734] __x64_sys_sendmsg+0x78/0xb0 [ 485.508792] do_syscall_64+0x1b1/0x800 [ 485.512663] ? finish_task_switch+0x1ca/0x840 [ 485.517147] ? syscall_return_slowpath+0x5c0/0x5c0 [ 485.522062] ? syscall_return_slowpath+0x30f/0x5c0 [ 485.526981] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 485.532337] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 485.537173] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 485.542348] RIP: 0033:0x455a09 [ 485.545522] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 485.553219] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 485.560471] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 485.567724] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 485.574990] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 485.582246] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000016 [ 485.629708] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:09 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:09 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000)={0x0, 0x0}, &(0x7f0000000040)=0xc) setuid(r2) write$rdma_cm(r1, &(0x7f00000001c0)=ANY=[@ANYBLOB="00000000f5e4fef90000000800000000ef035ae857a74823829baea5db16e557bad6288489b340cddd1f4b39a15df7e4ed48faec1c05b004", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB="5701f3180000000100040000"], 0x20) write$rdma_cm(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="121000f0f9000000", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], @ANYRES32=r3, @ANYRES32=r1], 0x18) perf_event_open(&(0x7f0000000140)={0x5, 0xfffffe05, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xfffffffffffffffd, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x10000000000000, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x3) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r3, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:09 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r1 = memfd_create(&(0x7f0000000000)="000000008cd9000000000000000b00ef", 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000040)) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) ioctl$LOOP_SET_BLOCK_SIZE(r1, 0x4c09, 0x8533) sendfile(r0, r1, &(0x7f00000ddff8)=0xd000, 0x102002f01) accept$nfc_llcp(r1, &(0x7f00000001c0), &(0x7f0000000080)=0x60) getsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f00000000c0), &(0x7f0000000180)) 2018/06/04 22:45:09 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x7000000}, 0x1c) 2018/06/04 22:45:09 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xfffffff5}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:09 executing program 3: sendmsg$alg(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000001340)=[{&(0x7f0000000340)="d2d2b7bf3c547ca55b450a644a37857b2f9bff4e396c33167db2d8bf001a851c6e16b60c822e4198df9c6c648c52c87c6fa0a3f1040e1a1737263d96938142152040ececd644274603d1ab4f7097267aa1db8803d6eccb5780b4f28986dd9fce416007dd58736289d698a35aaf37f515e3c52f77b6d6dda5a41ec9d5a594465e984a7d40251b74c78b01bc9a69946e3f69b27b6655ee980e440d0306d0edcdc9d99f93229b62f4ec56826b43a331b1fe3d29c68f458761c0527610a00b12a2b8ec4e26f63745038436d3817e8590250170d46bdf7196fe94c1c862d8f68ff3f096e2e8a86d506a3c5719ab9f665ed30530d3c08b6c4966f77fe13c51aa640a4a4ac6109424b72ee2280b8eaf000e18c67b6fdf479800b6f0b79707a7f49ae0a2c9867ad155b314b3a771752284b3c46dc0eed6af666a1f48c212b0acef45ca6fb4fd4e2121ab7fd4cf5179fea647f01b395b13b6e15ba547bd8a0d50f93cf2b3104a84a4783da0a96156b8f70559a50eccf33302706af387a408db5660c934c6398ed7463dfd1f218294f3798e499092a8837d25a243b29a9c2fc7ef1c51e956075b9d2e7c0bbbd9dcf6e1e79164472367fa5252cfcad312b9cfe2cdfab319a5cc9c794338ad8f8cbac04c627129990fdb2670ede015de9808d06188af8967398a55804ce019131bcbdebc30647c526a0e7cc3c45360a0cf793815a9a34af98901a6bf1500af7f7de7fc0e567bade21ac1d74f26da08584a0f7d77b1ec5d74808253ecfba43222abe84e4b5a24aa162d150a75ccc5c16949f09602e09e6d01cbdedfcade5776ce87d313d5d1811a1a362b2f4847fd676c91bf539259209bd8c3eef11b500a5d00018cc8ee58877fb7214e0f98be10ac541d5c3a15b8118b7614248300b530b103d324106d68a92946a467dc80dc5558145647bf2b87fbd15fb0d3946f5469ca89b66b477f378743cb8a31905f731a48633c8dcf7f68c4313288836fd8aac63254aaaa5d2a9105efc9fd6afc142f1a165333ab8395f1f6b78831595967960955dd6999c46bca1c1ec9d0ec06bbd53a78275728cee58c1e31452b09a29f5e26484cf752e47cb9db554837b3c835049d626fd2f3f79d1a691e66cf68e7cd876bde8c8e1d91fbfd41125fe455ed335e91a2c7e4734b2742ea189bac10feb3e21c2ffdc1639b36693e7273319e9f6a3628be6e4e6810647f368c6565fc3bc36dff2c49959d4e03926739625332cd38b450c14eb8989470e3f2672281a8c9e1ed71255ffb8fd15c9a6cd6f83602fb33661f4ff9c5e6d4bd5cad7398faa1b5fea188d42ce3a8c1bed1ceecec990ce64a51af0f114740799779747af6dcd4b534d7b1bbf1c49246c685c16a3fff7cb6724815bab9f8b386b48b5a39b6028b4243522d3937d5c89ffd243b864a30b4d77e0adabbef799960b4881b0574d02c8a3438e1f651044e09b676f06654ad265bf56e29fa5a06c634b1776cf4fb15d32c0b6eb22cee2a9240590e44032d42f6d9d5ae9d4976945f7e19ab86a84ce939d63a1377a5be92c2307b8bbe3c83a929d3c20742bdff76f97944d9b438fc75d75db46be5a73c554a7767df2d19a7273c4c629e755776591215fff0f0dbbae5a71fc9dce7736c3706e4ef958e0995388b1e96a6aedb6f4f9292b1fb076da1d715cdd98addeed6cdd9bba63f77c8aac429eafdfc09f466eb373a1ade6da6b0db8a283755afb0109e102fd21ff82c9c45ec6d74458305d94dffa8ffd810377e64827d6ca2fa188ddd0920ef5db4a0dd1ddf0c1f98aa42907f95f326f8f69a371dc5242be8d464725bc118983ccbe790a6618bfd4f804432dfd3cd727aa723efd81dfe06bba17da40563f0c5b66636f26612e85c268405609aad283150c6cc34879b5d70df037ab20f59ca4935c94f7939f0f5ac748b9ffce661a7bc9abd04678c4cc832e94f8fb4515a7632202efd70af3d0d6151cd55792f4ce792d0fe93e80f0f0ad4cd7c01e594ea0e1241024fc00fd2da7e5b7fae57e0822e26d9ae29b5a6363f00b3d6ac9cd2ebc8fcf06e7b9f40767f0302484b3c3fdd3d3bddccdd2da700ed57fc29528903393bcd8218d0fae2a8c2dc8816fd68a9338112c5861bae450ecd5be56be201681f5b426bae096d815fb5e38cf2f3de73b2c77d9dd14d9b7fd3ddada76cd626384153c4f4e4e33343030f75dbf7e6abb3d458910cb6c2c4655c9662af0a7209c4259a5333e5e7236b8f8f471c755b76578c187c20f01d387ea9563a8a5fbcda2839ab4d6cd710fce95e19674a9bf3f44b700d52653b3e20a5c3252d8d6adda34af0171ead0011b18de841375be3a9957b850ced9e152a1244dc497c137dbc7f0c6fa5f5d6d32bd5dfe9e5b97116f396441304b999ea4e39f9e60cedf6003e411910feb9e51531d2df7af9464370d522964b2fa1b0286af0779d2beae9a984a086b7441d68f673046af4628bcd54a0ac9c18392bbd5ed2b5a102729fc4fb83356f8d2216a0ce1c533a63a5740ac0da3293fad0574ad94fe1834e393fc17ac9c1b72f5907f5667c11c46ad1dab69cd2c25d735b32329b94bebe6b3b65248b0885bce2a6778a395307b0d2d0dbe6b5e3c0086c2472636b634ba5e9fb32413503397f787b7530c1ce3b178ac8eee4ccf03b701b5fa343070e2dc10d8a013cae0d4eb564084a1e4dcce48130c174aed19dbc76186292c6d1efeacf8ceffdd9d988aef86b4bc354d50790252c396f0119de562c35a1f5bba208b3703c59c4bdecc903ef0f5c3a83e9638829ee92817995fc24a2c1cd9876e97dbe1ea8ace395d224267d0c7d50d0ad991a2e85ff7cb83e23b4ec6e49151bfcdf831375c82f08ce393497ab2b7a2d0d1ee2887c81cd1f735264b79db4fcc5c984c28a7963584ab65dac1d5bf6c0c5c5788f5702523b880cb6099ef56a36d3d2942412b2c2cd030926d6fc9841de4b029677678148c37b22f3b2b83ef56bfea6e798167d2db547c8b64cdf64af90206dd8e5ab5acc8724351377eb47f619477e5c4d0ff537705abbf2297cc3e05488273b5230d18365f9225ac0220ef51501e11131401893707f20da62e2116b9677adf45b795fd40b73344fdf3b11e86cb3720e86397b66c3cfbdf30690d7820ecccb9ff1128aa4a35fb0e01573fd62c275c109094b4e1c1fec56384715badf7b99889b0ba660e008c63f67a0ac8afa1c65fac0ddf7780113fa74bd302492631fe847d1be6cf82e3a46fb657e479b64c4647c4617c9956a77cd5db46c74b5579912f69c633d84bfa7c81fd9f3f84dfda7e930b6f02d82ed3be50cac3dc0e313d32d47d7ff18743d8f21a3b6c3ee35c4ff3c1eb7387ad9210cbeff58623fda5496391bfa21fbbcf2377621fb4a47b0bbf969704e5c34e49a8e02eef6cba6454eeb7fc38f21b8e0cfee0d2d7d4f9dd8f612f01de5f9be6b36a8f101a717a3c986804f54e9c10411f3792563e0e2cf0783cf01dbf8994475911640766dce58b787182d81ad2510026a4b8fbff96322f07bc616dbf861ff9c8ce0526cfe96797c48800f41a68b3a0cc3caf18913af60784ca54c89726a97965db9e24fee600bf74d4ff16d8ae60a31e7022cd8cbea65c5881fc2f1fa42fbc6bdeb2610fe558da4d6e8adc80470065b17e30dca82572d424ecd838fb4bb0cea67557aed465600759dcd55824ae4752dffa67908c099ab0af82ecf0ccaeb74e1a4455e5bd84d6e19aff10c5b0040b4fba6407f10630ffff4d71a5fbede849b5e143ceed4ce18a53e7181bee200a65e8620229ab8f795c0107b22be14e8a2d47aaed3f833037ae8deb7411486944d7a062fb2cbe5b360559835852636ec003f31c73b42dcafc0477e97a43cdac0a3f411fcb64c54ed59164ed0ce968acfbc1b4872c40682e97627034504ed512d293282028503ac2d21a56f9249622173e7a3cd7d42eacbebf6c1cb0ec35240e4ecca6ca1d0ee312f2971f36400c1fff3c36270f4b7bf20df5cc2e7d455eb61e20dcda0691c9c07257252ef674caab6d14fbf227b033a461298110cbde7561e9a5b1cecf32e94e28df2e1fb9202c71560425d7640fa1b3738e52b0f29e176a1cb37e4a31beb41c3d920e9d3de136e5273cad51e73749e347cd8c4578ee911fc211b085b06dd5cc7c8c765a2e55ab175d22e284cc2052e46f6b879d3e4a96995130016110ad077aef6f2afacdef45fccbe0f269b13edb12347f33aaa2e6fa12058e7bc31693d5d3d26f670027701158b36f5888e9ffea4421f949e643a509226ac879deb377ff284d2864e1d163521d24bec95692bf487abc3d1eb2cefe19d4be377f89747a3a5cbaebafd449b109f4bda29615b82e1475b0087e0f80c91826e2503c5ccbc8477b983024c3dadea30e4c2e2aa5981bc899b9d9fee9a70778e51420b5c82ec6c8d4ef672105eb10a70c98932f179a6d57d824299ea2e4a846f52fc6a7345786dd3e6219eaab42eecd270e3c7fda18f41fb3f1867c4bfbb8bdc72c37925ec01803e218ba91a13241179c5b82e0570b080cba31ec93d026f3addfc5a475b28f23c0eefe0a1c27102b3b5348187e1bb57682b4ffb640c5f9eea4f600d720bcddc92fe143247e812c48e2d7fa4f446d06e5712", 0xcc4}], 0x1}, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000000000)=ANY=[@ANYBLOB="5083000000000000bb1d"]) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000000), 0x1000000000000040) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000001000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/06/04 22:45:09 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x400300], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:09 executing program 1 (fault-call:1 fault-nth:23): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 486.244857] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 486.265504] FAULT_INJECTION: forcing a failure. [ 486.265504] name failslab, interval 1, probability 0, space 0, times 0 [ 486.276835] CPU: 1 PID: 1124 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 486.283688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 486.293038] Call Trace: [ 486.295638] dump_stack+0x1b9/0x294 [ 486.299274] ? dump_stack_print_info.cold.2+0x52/0x52 [ 486.304481] should_fail.cold.4+0xa/0x1a [ 486.308552] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 486.313672] ? lock_release+0xa10/0xa10 [ 486.317653] ? check_same_owner+0x320/0x320 [ 486.321976] ? graph_lock+0x170/0x170 [ 486.325780] ? rcu_note_context_switch+0x710/0x710 [ 486.330710] ? find_held_lock+0x36/0x1c0 [ 486.334782] ? find_held_lock+0x36/0x1c0 [ 486.338852] ? __lock_is_held+0xb5/0x140 [ 486.342937] ? check_same_owner+0x320/0x320 [ 486.347268] ? rcu_note_context_switch+0x710/0x710 [ 486.352213] __should_failslab+0x124/0x180 [ 486.356458] should_failslab+0x9/0x14 [ 486.360268] kmem_cache_alloc+0x2af/0x760 [ 486.364424] ? kasan_check_write+0x14/0x20 [ 486.368660] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 486.373673] __kernfs_new_node+0xe7/0x580 [ 486.377816] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 486.382568] ? kasan_check_write+0x14/0x20 [ 486.386794] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 486.391710] ? graph_lock+0x170/0x170 [ 486.395502] ? wait_for_completion+0x870/0x870 [ 486.400078] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 486.405606] kernfs_new_node+0x80/0xf0 [ 486.409484] __kernfs_create_file+0x4d/0x330 [ 486.413885] sysfs_add_file_mode_ns+0x21a/0x560 [ 486.418547] sysfs_add_file+0x4e/0x60 [ 486.422336] sysfs_merge_group+0xfa/0x230 [ 486.426476] dpm_sysfs_add+0x161/0x210 [ 486.430352] device_add+0xa11/0x16d0 [ 486.434058] ? device_private_init+0x230/0x230 [ 486.438624] ? kfree+0x1e9/0x260 [ 486.441980] ? kfree_const+0x5e/0x70 [ 486.445682] device_create_groups_vargs+0x1ff/0x270 [ 486.450688] device_create+0xd3/0x100 [ 486.454479] ? device_create_vargs+0x60/0x60 [ 486.458884] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 486.463979] ? trace_hardirqs_on+0xd/0x10 [ 486.468124] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 486.473049] ? string+0x21d/0x2c0 [ 486.476491] ? widen_string+0x2d0/0x2d0 [ 486.480465] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 486.486601] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 486.492126] ? vsnprintf+0x242/0x1b40 [ 486.495923] ? pointer+0xa10/0xa10 [ 486.499452] ? rcu_note_context_switch+0x710/0x710 [ 486.504369] ? __lock_acquire+0x7f5/0x5140 [ 486.508592] ? kasprintf+0xa2/0xc0 [ 486.512121] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 486.517121] ? kvasprintf+0xe2/0x130 [ 486.520822] ? bust_spinlocks+0xe0/0xe0 [ 486.524797] ? kasprintf+0xa2/0xc0 [ 486.528325] ? kvasprintf_const+0x190/0x190 [ 486.532631] ? graph_lock+0x170/0x170 [ 486.536419] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 486.541600] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 486.547129] hwsim_new_radio_nl+0x7b8/0xa60 [ 486.551435] ? nla_parse+0x358/0x4a0 [ 486.555136] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 486.560317] ? __netlink_ns_capable+0x100/0x130 [ 486.564979] genl_family_rcv_msg+0x889/0x1120 [ 486.569469] ? genl_rcv+0x40/0x40 [ 486.572908] ? lock_downgrade+0x8e0/0x8e0 [ 486.577041] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 486.582050] ? kasan_check_read+0x11/0x20 [ 486.586187] ? lock_acquire+0x1dc/0x520 [ 486.590146] ? genl_rcv+0x19/0x40 [ 486.593600] genl_rcv_msg+0xc6/0x170 [ 486.597305] netlink_rcv_skb+0x172/0x440 [ 486.601364] ? genl_family_rcv_msg+0x1120/0x1120 [ 486.606109] ? netlink_ack+0xbc0/0xbc0 [ 486.609983] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 486.615172] ? netlink_skb_destructor+0x210/0x210 [ 486.620009] genl_rcv+0x28/0x40 [ 486.623282] netlink_unicast+0x58b/0x740 [ 486.627337] ? netlink_attachskb+0x970/0x970 [ 486.631736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 486.637261] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 486.642280] ? security_netlink_send+0x88/0xb0 [ 486.646854] netlink_sendmsg+0x9f0/0xfa0 [ 486.650910] ? netlink_unicast+0x740/0x740 [ 486.655137] ? security_socket_sendmsg+0x94/0xc0 [ 486.659876] ? netlink_unicast+0x740/0x740 [ 486.664100] sock_sendmsg+0xd5/0x120 [ 486.667800] ___sys_sendmsg+0x805/0x940 [ 486.671767] ? copy_msghdr_from_user+0x560/0x560 [ 486.676517] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 486.682040] ? proc_fail_nth_write+0x96/0x1f0 [ 486.686526] ? __fget_light+0x2ef/0x430 [ 486.690488] ? fget_raw+0x20/0x20 [ 486.693923] ? find_held_lock+0x36/0x1c0 [ 486.697976] ? kasan_check_write+0x14/0x20 [ 486.702203] ? wait_for_completion+0x870/0x870 [ 486.706780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 486.712303] ? sockfd_lookup_light+0xc5/0x160 [ 486.716790] __sys_sendmsg+0x115/0x270 [ 486.720667] ? __ia32_sys_shutdown+0x80/0x80 [ 486.725062] ? __sb_end_write+0xac/0xe0 [ 486.729031] ? fput+0x130/0x1a0 [ 486.732300] ? ksys_write+0x1a6/0x250 [ 486.736101] __x64_sys_sendmsg+0x78/0xb0 [ 486.740152] do_syscall_64+0x1b1/0x800 [ 486.744031] ? finish_task_switch+0x1ca/0x840 [ 486.748513] ? syscall_return_slowpath+0x5c0/0x5c0 [ 486.753431] ? syscall_return_slowpath+0x30f/0x5c0 [ 486.758352] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 486.763720] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 486.768581] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 486.773756] RIP: 0033:0x455a09 [ 486.776927] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 486.784626] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 2018/06/04 22:45:09 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x58}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:09 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="12000000100000fa", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB], @ANYRES32=r2, @ANYRES32=r1], 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) [ 486.791880] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 486.799132] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 486.806386] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 486.813639] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000017 2018/06/04 22:45:10 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xc0ffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:10 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xf7ffff7f], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:10 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000000040)=[{{0x0, 0x0, &(0x7f0000000980)=[{&(0x7f0000000680)=""/25, 0x19}, {&(0x7f00000006c0)=""/247, 0x128}, {&(0x7f0000000800)=""/65, 0x114}], 0x3, &(0x7f0000000a00)=""/181, 0xb5}}], 0x1, 0x0, &(0x7f0000001d40)={0x0, 0x989680}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000100)="66b91000004066b80000000066ba000000000f30baa000eddb8f05000f89ae6a660f3a22efa80f09f00fc709f20f1ab60d0066b93608000066b80000000066ba008000000f3066b9800000c00f326635000800000f30", 0x56}], 0x1, 0x0, &(0x7f00000000c0), 0x0) r3 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2018/06/04 22:45:10 executing program 5: r0 = socket$inet_sctp(0x2, 0x800000000005, 0x84) sendto$inet(r0, &(0x7f0000000080)="0f", 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) mkdir(&(0x7f0000c92000)='./file0\x00', 0x0) r1 = creat(&(0x7f0000f66ff4)='./file0/bus\x00', 0x0) bind$llc(r1, &(0x7f00000000c0)={0x1a, 0x33f, 0xbfd000000000, 0x9, 0x8, 0xe4d5}, 0x10) r2 = open$dir(&(0x7f0000000180)='./file0/bus\x00', 0x0, 0x0) writev(r1, &(0x7f00002c8000)=[{&(0x7f00007fbf5f)="b7", 0x1}], 0x1) getpeername$packet(r1, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000140)=0x14) r3 = dup(r2) r4 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r4, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1, 0x2011, r3, 0x0) sendto$inet(r0, &(0x7f0000029000)="c6", 0x1, 0x0, &(0x7f0000007ff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) shutdown(r0, 0x1) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000018000)={0x0, @in6={{0xa}}}, &(0x7f0000000000)=0x8c) 2018/06/04 22:45:10 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xaaaa0000}, 0x1c) 2018/06/04 22:45:10 executing program 6: openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x420180, 0x0) ioctl$DRM_IOCTL_GET_STATS(r2, 0x80f86406, &(0x7f0000000040)=""/74) write$rdma_cm(r0, &(0x7f00000001c0)=@resolve_addr={0x15, 0x110, 0xfa00, {r1, 0xff4, 0x0, 0x0, 0x0, @in6={0xa, 0x4e22, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x323c70b4}, @in6={0xa, 0x4e24, 0x9, @loopback={0x0, 0x1}, 0x590c}}}, 0x118) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000000100)=@assoc_value={0x0, 0x4}, &(0x7f00000003c0)=0x8) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r2, 0x84, 0x5, &(0x7f0000000400)={r3, @in6={{0xa, 0x4e21, 0xe65, @mcast1={0xff, 0x1, [], 0x1}, 0x5}}}, 0x84) write$rdma_cm(r0, &(0x7f0000000540)=@bind={0x14, 0x88, 0xfa00, {r1, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) set_robust_list(&(0x7f0000000680)={&(0x7f0000000500)={&(0x7f00000004c0)}, 0x6, &(0x7f0000000640)={&(0x7f0000000600)}}, 0x18) [ 487.037806] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:11 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) 2018/06/04 22:45:11 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x5800000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:11 executing program 1 (fault-call:1 fault-nth:24): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:11 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:11 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) socketpair(0x13, 0x5, 0x8, &(0x7f0000000000)={0xffffffffffffffff}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, r1, &(0x7f0000000040)={0x80000000}) 2018/06/04 22:45:11 executing program 3: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000100)=0xc) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000040)={0x26, 'hash\x00', 0x0, 0x0, 'sha384-generic\x00'}, 0x64) r2 = accept4(r1, 0x0, &(0x7f0000000000), 0x803) sendto$llc(r2, &(0x7f0000000300)="d36ed14b7155d0d6b154997cc805707adbc1ded300251eb87725a9b930ee0b717306e10f7fa3b17406969c95e924eff68e6d28b45e95feacca1b978301fdccaa30e5e6186df77f0c7e5ed70ffe3e69382c1c1a991704fe537be6de460fc3708845215e11407bff2654b0120ad88bf60c", 0x70, 0x0, 0x0, 0xfffffffffffffd04) r3 = openat$null(0xffffffffffffff9c, &(0x7f0000000180)='/dev/null\x00', 0x80000, 0x0) ioctl$TIOCSSOFTCAR(r3, 0x541a, &(0x7f00000001c0)=0x2) ioctl$sock_inet_SIOCGIFADDR(r2, 0x8915, &(0x7f0000000140)={'bridge_slave_1\x00', {0x2, 0x4e20, @rand_addr=0x7}}) getsockopt$EBT_SO_GET_ENTRIES(r3, 0x0, 0x81, &(0x7f0000000480)={'nat\x00', 0x0, 0x3, 0xd1, [], 0x5, &(0x7f0000000280)=[{}, {}, {}, {}, {}], &(0x7f0000000380)=""/209}, &(0x7f0000000200)=0x78) 2018/06/04 22:45:11 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x300000000000000}, 0x1c) 2018/06/04 22:45:11 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") r1 = open(&(0x7f0000000040)='./file0\x00', 0x40, 0x20) ioctl$KVM_GET_FPU(r1, 0x81a0ae8c, &(0x7f0000000100)) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) clock_gettime(0x0, &(0x7f00000002c0)={0x0, 0x0}) ioctl$TIOCEXCL(r0, 0x540c) timer_settime(0x0, 0x1, &(0x7f0000000340)={{r2, r3+30000000}, {0x0, 0x989680}}, &(0x7f0000000380)) setsockopt$inet6_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f00000003c0)={@in={{0x2, 0x4e20, @broadcast=0xffffffff}}, 0xd7, 0x3, 0x10001, "246e7bebfebc4bbc336a8e78348cefb12f185f4d3801a185f6a156536fef5fee33c439e4f93234e3c257fb4a42c44234e62eaac64d39c02e89ae02eaf64af26f68fab783867efecdee4bacabb2031ef8"}, 0xd8) [ 488.018535] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 488.022283] FAULT_INJECTION: forcing a failure. [ 488.022283] name failslab, interval 1, probability 0, space 0, times 0 [ 488.040515] CPU: 1 PID: 1210 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 488.047356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 488.056714] Call Trace: [ 488.059313] dump_stack+0x1b9/0x294 [ 488.062950] ? dump_stack_print_info.cold.2+0x52/0x52 2018/06/04 22:45:11 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x30000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 488.068144] ? __mutex_lock+0x7d9/0x17f0 [ 488.072218] should_fail.cold.4+0xa/0x1a [ 488.076293] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 488.081401] ? kasan_kmalloc+0xc4/0xe0 [ 488.085299] ? graph_lock+0x170/0x170 [ 488.089111] ? find_held_lock+0x36/0x1c0 [ 488.093182] ? __lock_is_held+0xb5/0x140 [ 488.097259] ? check_same_owner+0x320/0x320 [ 488.101590] ? kasan_check_write+0x14/0x20 [ 488.105832] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 488.110771] ? rcu_note_context_switch+0x710/0x710 2018/06/04 22:45:11 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xe8030000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 488.115714] __should_failslab+0x124/0x180 [ 488.119956] should_failslab+0x9/0x14 [ 488.123756] kmem_cache_alloc+0x2af/0x760 [ 488.127904] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 488.132839] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 488.137854] __kernfs_new_node+0xe7/0x580 [ 488.141998] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 488.146754] ? mutex_unlock+0xd/0x10 [ 488.150457] ? kernfs_activate+0x20e/0x2a0 [ 488.154680] ? kernfs_walk_and_get_ns+0x320/0x320 [ 488.159516] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 488.165041] ? kernfs_link_sibling+0x1d2/0x3b0 [ 488.170480] kernfs_new_node+0x80/0xf0 [ 488.174363] __kernfs_create_file+0x4d/0x330 [ 488.178763] sysfs_add_file_mode_ns+0x21a/0x560 [ 488.183426] sysfs_add_file+0x4e/0x60 [ 488.187219] sysfs_merge_group+0xfa/0x230 [ 488.191356] dpm_sysfs_add+0x161/0x210 [ 488.195230] device_add+0xa11/0x16d0 [ 488.198937] ? device_private_init+0x230/0x230 [ 488.203502] ? kfree+0x1e9/0x260 [ 488.206855] ? kfree_const+0x5e/0x70 [ 488.210558] device_create_groups_vargs+0x1ff/0x270 [ 488.215564] device_create+0xd3/0x100 [ 488.219352] ? device_create_vargs+0x60/0x60 [ 488.223756] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 488.228846] ? trace_hardirqs_on+0xd/0x10 [ 488.232987] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 488.237906] ? string+0x21d/0x2c0 [ 488.241346] ? widen_string+0x2d0/0x2d0 [ 488.245314] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 488.251446] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 488.256970] ? vsnprintf+0x242/0x1b40 [ 488.260761] ? pointer+0xa10/0xa10 [ 488.264297] ? rcu_note_context_switch+0x710/0x710 [ 488.269212] ? __lock_acquire+0x7f5/0x5140 [ 488.273437] ? kasprintf+0xa2/0xc0 [ 488.276965] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 488.281969] ? kvasprintf+0xe2/0x130 [ 488.285668] ? bust_spinlocks+0xe0/0xe0 [ 488.289642] ? kasprintf+0xa2/0xc0 [ 488.293169] ? kvasprintf_const+0x190/0x190 [ 488.297473] ? graph_lock+0x170/0x170 [ 488.301264] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 488.306443] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 488.311973] hwsim_new_radio_nl+0x7b8/0xa60 [ 488.316280] ? nla_parse+0x358/0x4a0 [ 488.319982] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 488.325162] ? __netlink_ns_capable+0x100/0x130 [ 488.329823] genl_family_rcv_msg+0x889/0x1120 [ 488.334309] ? genl_rcv+0x40/0x40 [ 488.337747] ? lock_downgrade+0x8e0/0x8e0 [ 488.341881] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 488.346888] ? kasan_check_read+0x11/0x20 [ 488.351031] ? lock_acquire+0x1dc/0x520 [ 488.354992] ? genl_rcv+0x19/0x40 [ 488.358451] genl_rcv_msg+0xc6/0x170 [ 488.362153] netlink_rcv_skb+0x172/0x440 [ 488.366200] ? genl_family_rcv_msg+0x1120/0x1120 [ 488.370945] ? netlink_ack+0xbc0/0xbc0 [ 488.374816] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 488.379994] ? netlink_skb_destructor+0x210/0x210 [ 488.384830] genl_rcv+0x28/0x40 [ 488.388095] netlink_unicast+0x58b/0x740 [ 488.392146] ? netlink_attachskb+0x970/0x970 [ 488.396543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 488.402065] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 488.407068] ? security_netlink_send+0x88/0xb0 [ 488.411639] netlink_sendmsg+0x9f0/0xfa0 [ 488.415696] ? netlink_unicast+0x740/0x740 [ 488.419921] ? security_socket_sendmsg+0x94/0xc0 [ 488.424662] ? netlink_unicast+0x740/0x740 [ 488.428890] sock_sendmsg+0xd5/0x120 [ 488.432592] ___sys_sendmsg+0x805/0x940 [ 488.436561] ? copy_msghdr_from_user+0x560/0x560 [ 488.441310] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 488.446831] ? proc_fail_nth_write+0x96/0x1f0 [ 488.451320] ? __fget_light+0x2ef/0x430 [ 488.455284] ? fget_raw+0x20/0x20 [ 488.458720] ? find_held_lock+0x36/0x1c0 [ 488.462774] ? kasan_check_write+0x14/0x20 [ 488.467000] ? wait_for_completion+0x870/0x870 [ 488.471585] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 488.477107] ? sockfd_lookup_light+0xc5/0x160 [ 488.481593] __sys_sendmsg+0x115/0x270 [ 488.485469] ? __ia32_sys_shutdown+0x80/0x80 [ 488.489867] ? __sb_end_write+0xac/0xe0 [ 488.493832] ? fput+0x130/0x1a0 [ 488.497099] ? ksys_write+0x1a6/0x250 [ 488.500899] __x64_sys_sendmsg+0x78/0xb0 [ 488.504951] do_syscall_64+0x1b1/0x800 [ 488.508823] ? finish_task_switch+0x1ca/0x840 [ 488.513306] ? syscall_return_slowpath+0x5c0/0x5c0 [ 488.518222] ? syscall_return_slowpath+0x30f/0x5c0 [ 488.523144] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 488.528499] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 488.533334] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 488.538506] RIP: 0033:0x455a09 [ 488.541683] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 488.549381] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 488.556636] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 488.563891] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/06/04 22:45:12 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'cmac(twofish-asm)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000028c0)="b7f2288a933d66593ae164c990a0028e", 0x10) r1 = accept$alg(r0, 0x0, 0x0) write$binfmt_elf64(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="7f454c46000000000000fffe00000000000000000000d120027672cd5b273713bfd00000000000000000000040000000c67e030000000082e2000000000000000000380000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x78) r2 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000140)={0xffffffffffffffff, 0x7, 0x1, 0x2b1, &(0x7f0000000100)=[0x0], 0x1}, 0x20) ioctl$UFFDIO_COPY(r2, 0xc028aa03, &(0x7f0000000180)={&(0x7f0000ffd000/0x1000)=nil, 0x1000}) 2018/06/04 22:45:12 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x300000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 488.571143] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 488.578399] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000018 2018/06/04 22:45:12 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x700}, 0x1c) 2018/06/04 22:45:12 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:12 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) sendmmsg(r0, &(0x7f0000000b40)=[{{&(0x7f0000000840)=@ethernet, 0x80, &(0x7f00000009c0)=[{&(0x7f00000008c0)="9b8b", 0x2}], 0x1, &(0x7f0000000a00)}}], 0x1, 0x10) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x30402, 0x0) getsockname(r0, &(0x7f0000000200)=@in6={0x0, 0x0, 0x0, @mcast2}, &(0x7f0000000300)=0x80) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x40, 0x2, 0x1, 0x0, 0x800}, &(0x7f0000000140)=0x98) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000180)={r2, 0x9}, &(0x7f00000001c0)=0x8) ioctl$TCGETA(r1, 0x5405, &(0x7f00000002c0)) ioctl$VHOST_GET_FEATURES(r1, 0x8008af00, &(0x7f0000000040)) 2018/06/04 22:45:12 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x3a00000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 488.719788] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:12 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) 2018/06/04 22:45:12 executing program 3: r0 = socket(0xa, 0x5, 0x800) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000000)={{{@in=@multicast1}}, {{@in6=@local}, 0x0, @in=@broadcast}}, &(0x7f0000000100)=0xe8) socket(0x1e, 0x0, 0x5) 2018/06/04 22:45:12 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x40030000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:12 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xff000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:12 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket(0xa, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000000)="4626262c8523bf012cf66f") ioctl$KVM_GET_NR_MMU_PAGES(r1, 0xae45, 0x2) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000080)=[@text32={0x20, &(0x7f00000000c0)="b8679a00000f23d00f21f8352000000a0f23f8360f4864c563b9800000c00f3235010000000f30642e660f2e188fc86095ff0066ba2000ec660f3807a431224a000066baf80cb83ccaec8cef66bafc0cb801000000ef66b880008ee8650f005725", 0x61}], 0x1, 0x24, &(0x7f0000000140), 0x100000000000004a) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000000)={0x10004, 0x0, 0x0, 0x2000, &(0x7f0000017000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/06/04 22:45:12 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x1f4}, 0x1c) 2018/06/04 22:45:12 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x128) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f00000001c0)={0x1, 0x70, 0x11b, 0x8, 0x0, 0x9, 0x0, 0xa2, 0x40000, 0x0, 0x1, 0x5, 0x8, 0x0, 0x4, 0x6, 0x7, 0x2, 0x6, 0x1, 0x70f0bccf, 0x6, 0x2, 0x3f, 0x8, 0x6, 0x1, 0x2, 0xfff, 0x4, 0x3, 0xed24, 0x3, 0x3f, 0x400000000000, 0x54a, 0x1, 0x8000, 0x0, 0x80000000, 0x1, @perf_config_ext={0x9, 0x7fffffff}, 0x200, 0x1, 0x100, 0x7, 0x2, 0x1, 0x100000000}) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r2, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r1, &(0x7f00000004c0)=@reject={0x9, 0x0, 0xfa00, {r3, 0xa6, "170ec1", "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"}}, 0x12a) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r1, 0x118, 0x1, &(0x7f0000000040)=0x626, 0x4) ioctl$KVM_GET_SUPPORTED_CPUID(r0, 0xc008ae05, &(0x7f0000000600)=""/226) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r3, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:12 executing program 1 (fault-call:1 fault-nth:25): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 488.991290] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 488.991733] FAULT_INJECTION: forcing a failure. [ 488.991733] name failslab, interval 1, probability 0, space 0, times 0 [ 489.013009] CPU: 1 PID: 1284 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 489.019853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 489.029209] Call Trace: [ 489.031806] dump_stack+0x1b9/0x294 [ 489.035438] ? dump_stack_print_info.cold.2+0x52/0x52 [ 489.040621] ? __mutex_lock+0x7d9/0x17f0 [ 489.044670] should_fail.cold.4+0xa/0x1a [ 489.048715] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 489.053805] ? kasan_kmalloc+0xc4/0xe0 [ 489.057677] ? graph_lock+0x170/0x170 [ 489.061465] ? find_held_lock+0x36/0x1c0 [ 489.065513] ? __lock_is_held+0xb5/0x140 [ 489.069567] ? check_same_owner+0x320/0x320 [ 489.073872] ? kasan_check_write+0x14/0x20 [ 489.078091] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 489.083009] ? rcu_note_context_switch+0x710/0x710 [ 489.087930] __should_failslab+0x124/0x180 [ 489.092152] should_failslab+0x9/0x14 [ 489.095936] kmem_cache_alloc+0x2af/0x760 [ 489.100067] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 489.104982] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 489.109983] __kernfs_new_node+0xe7/0x580 [ 489.114116] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 489.118855] ? mutex_unlock+0xd/0x10 [ 489.122551] ? kernfs_activate+0x20e/0x2a0 [ 489.126771] ? kernfs_walk_and_get_ns+0x320/0x320 [ 489.131598] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 489.137119] ? kernfs_link_sibling+0x1d2/0x3b0 [ 489.141691] kernfs_new_node+0x80/0xf0 [ 489.145564] __kernfs_create_file+0x4d/0x330 [ 489.149958] sysfs_add_file_mode_ns+0x21a/0x560 [ 489.154618] sysfs_add_file+0x4e/0x60 [ 489.158405] sysfs_merge_group+0xfa/0x230 [ 489.162541] dpm_sysfs_add+0x161/0x210 [ 489.166413] device_add+0xa11/0x16d0 [ 489.170125] ? device_private_init+0x230/0x230 [ 489.174690] ? kfree+0x1e9/0x260 [ 489.178042] ? kfree_const+0x5e/0x70 [ 489.181742] device_create_groups_vargs+0x1ff/0x270 [ 489.186741] device_create+0xd3/0x100 [ 489.190526] ? device_create_vargs+0x60/0x60 [ 489.194921] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 489.200008] ? trace_hardirqs_on+0xd/0x10 [ 489.204148] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 489.209059] ? string+0x21d/0x2c0 [ 489.212496] ? widen_string+0x2d0/0x2d0 [ 489.216459] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 489.222587] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 489.228111] ? vsnprintf+0x242/0x1b40 [ 489.231899] ? pointer+0xa10/0xa10 [ 489.235422] ? rcu_note_context_switch+0x710/0x710 [ 489.240331] ? __lock_acquire+0x7f5/0x5140 [ 489.244551] ? kasprintf+0xa2/0xc0 [ 489.248074] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 489.253074] ? kvasprintf+0xe2/0x130 [ 489.256770] ? bust_spinlocks+0xe0/0xe0 [ 489.260733] ? kasprintf+0xa2/0xc0 [ 489.264255] ? kvasprintf_const+0x190/0x190 [ 489.268556] ? graph_lock+0x170/0x170 [ 489.272342] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 489.277516] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 489.283044] hwsim_new_radio_nl+0x7b8/0xa60 [ 489.287348] ? nla_parse+0x358/0x4a0 [ 489.291047] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 489.296222] ? __netlink_ns_capable+0x100/0x130 [ 489.300878] genl_family_rcv_msg+0x889/0x1120 [ 489.305361] ? genl_rcv+0x40/0x40 [ 489.308798] ? lock_downgrade+0x8e0/0x8e0 [ 489.312929] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 489.317930] ? kasan_check_read+0x11/0x20 [ 489.322060] ? lock_acquire+0x1dc/0x520 [ 489.326026] ? genl_rcv+0x19/0x40 [ 489.329473] genl_rcv_msg+0xc6/0x170 [ 489.333174] netlink_rcv_skb+0x172/0x440 [ 489.337221] ? genl_family_rcv_msg+0x1120/0x1120 [ 489.341958] ? netlink_ack+0xbc0/0xbc0 [ 489.345828] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 489.351005] ? netlink_skb_destructor+0x210/0x210 [ 489.355840] genl_rcv+0x28/0x40 [ 489.359103] netlink_unicast+0x58b/0x740 [ 489.363149] ? netlink_attachskb+0x970/0x970 [ 489.367542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 489.373061] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 489.378059] ? security_netlink_send+0x88/0xb0 [ 489.382622] netlink_sendmsg+0x9f0/0xfa0 [ 489.386670] ? netlink_unicast+0x740/0x740 [ 489.390891] ? security_socket_sendmsg+0x94/0xc0 [ 489.395627] ? netlink_unicast+0x740/0x740 [ 489.399846] sock_sendmsg+0xd5/0x120 [ 489.403545] ___sys_sendmsg+0x805/0x940 [ 489.407506] ? copy_msghdr_from_user+0x560/0x560 [ 489.412251] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 489.417771] ? proc_fail_nth_write+0x96/0x1f0 [ 489.422251] ? __fget_light+0x2ef/0x430 [ 489.426207] ? fget_raw+0x20/0x20 [ 489.429640] ? find_held_lock+0x36/0x1c0 [ 489.433686] ? kasan_check_write+0x14/0x20 [ 489.437907] ? wait_for_completion+0x870/0x870 [ 489.442480] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 489.448000] ? sockfd_lookup_light+0xc5/0x160 [ 489.452487] __sys_sendmsg+0x115/0x270 [ 489.456358] ? __ia32_sys_shutdown+0x80/0x80 [ 489.460750] ? __sb_end_write+0xac/0xe0 [ 489.464710] ? fput+0x130/0x1a0 [ 489.467973] ? ksys_write+0x1a6/0x250 [ 489.471765] __x64_sys_sendmsg+0x78/0xb0 [ 489.475813] do_syscall_64+0x1b1/0x800 [ 489.479683] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 489.484509] ? syscall_return_slowpath+0x5c0/0x5c0 [ 489.489422] ? syscall_return_slowpath+0x30f/0x5c0 [ 489.494336] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 489.499684] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 489.504514] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 489.509685] RIP: 0033:0x455a09 [ 489.512856] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 489.520547] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 489.527797] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 489.535046] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/06/04 22:45:13 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x600}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:13 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) [ 489.542297] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 489.549549] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000019 2018/06/04 22:45:13 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x1100000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:13 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xa00000000000000}, 0x1c) 2018/06/04 22:45:13 executing program 1 (fault-call:1 fault-nth:26): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 489.677706] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 489.712266] FAULT_INJECTION: forcing a failure. [ 489.712266] name failslab, interval 1, probability 0, space 0, times 0 2018/06/04 22:45:13 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xff00}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:13 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x7000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 489.723576] CPU: 1 PID: 1321 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 489.730419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 489.739770] Call Trace: [ 489.742369] dump_stack+0x1b9/0x294 [ 489.746007] ? dump_stack_print_info.cold.2+0x52/0x52 [ 489.751204] ? __mutex_lock+0x7d9/0x17f0 [ 489.755279] should_fail.cold.4+0xa/0x1a [ 489.759350] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 489.764463] ? kasan_kmalloc+0xc4/0xe0 [ 489.768362] ? graph_lock+0x170/0x170 [ 489.772169] ? find_held_lock+0x36/0x1c0 2018/06/04 22:45:13 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xffffffffffffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 489.776235] ? __lock_is_held+0xb5/0x140 [ 489.780313] ? check_same_owner+0x320/0x320 [ 489.784643] ? kasan_check_write+0x14/0x20 [ 489.788884] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 489.793821] ? rcu_note_context_switch+0x710/0x710 [ 489.798756] __should_failslab+0x124/0x180 [ 489.802996] should_failslab+0x9/0x14 [ 489.806800] kmem_cache_alloc+0x2af/0x760 [ 489.810957] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 489.815897] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 489.820921] __kernfs_new_node+0xe7/0x580 [ 489.825076] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 489.829840] ? mutex_unlock+0xd/0x10 [ 489.833565] ? kernfs_activate+0x20e/0x2a0 [ 489.837803] ? kernfs_walk_and_get_ns+0x320/0x320 [ 489.842653] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 489.848198] ? kernfs_link_sibling+0x1d2/0x3b0 [ 489.852793] kernfs_new_node+0x80/0xf0 [ 489.856691] __kernfs_create_file+0x4d/0x330 [ 489.861106] sysfs_add_file_mode_ns+0x21a/0x560 [ 489.865784] sysfs_add_file+0x4e/0x60 [ 489.869589] sysfs_merge_group+0xfa/0x230 [ 489.873745] dpm_sysfs_add+0x161/0x210 [ 489.877636] device_add+0xa11/0x16d0 [ 489.881359] ? device_private_init+0x230/0x230 [ 489.885941] ? kfree+0x1e9/0x260 [ 489.889312] ? kfree_const+0x5e/0x70 [ 489.893032] device_create_groups_vargs+0x1ff/0x270 [ 489.898052] device_create+0xd3/0x100 [ 489.901855] ? device_create_vargs+0x60/0x60 [ 489.906276] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 489.911380] ? trace_hardirqs_on+0xd/0x10 [ 489.915537] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 489.920469] ? string+0x21d/0x2c0 [ 489.923930] ? widen_string+0x2d0/0x2d0 [ 489.927913] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 489.934054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 489.939575] ? vsnprintf+0x242/0x1b40 [ 489.943369] ? pointer+0xa10/0xa10 [ 489.946921] ? rcu_note_context_switch+0x710/0x710 [ 489.951832] ? __lock_acquire+0x7f5/0x5140 [ 489.956059] ? kasprintf+0xa2/0xc0 [ 489.959587] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 489.964585] ? kvasprintf+0xe2/0x130 [ 489.968278] ? bust_spinlocks+0xe0/0xe0 [ 489.972251] ? kasprintf+0xa2/0xc0 [ 489.975778] ? kvasprintf_const+0x190/0x190 [ 489.980082] ? graph_lock+0x170/0x170 [ 489.983865] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 489.989044] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 489.994580] hwsim_new_radio_nl+0x7b8/0xa60 [ 489.998881] ? nla_parse+0x358/0x4a0 [ 490.002576] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 490.007747] ? __netlink_ns_capable+0x100/0x130 [ 490.012400] genl_family_rcv_msg+0x889/0x1120 [ 490.016878] ? genl_rcv+0x40/0x40 [ 490.020318] ? lock_downgrade+0x8e0/0x8e0 [ 490.024445] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 490.029463] ? kasan_check_read+0x11/0x20 [ 490.033600] ? lock_acquire+0x1dc/0x520 [ 490.037552] ? genl_rcv+0x19/0x40 [ 490.040995] genl_rcv_msg+0xc6/0x170 [ 490.044694] netlink_rcv_skb+0x172/0x440 [ 490.048737] ? genl_family_rcv_msg+0x1120/0x1120 [ 490.053471] ? netlink_ack+0xbc0/0xbc0 [ 490.057337] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 490.062513] ? netlink_skb_destructor+0x210/0x210 [ 490.067344] genl_rcv+0x28/0x40 [ 490.070602] netlink_unicast+0x58b/0x740 [ 490.074653] ? netlink_attachskb+0x970/0x970 [ 490.079060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 490.084581] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 490.089578] ? security_netlink_send+0x88/0xb0 [ 490.094145] netlink_sendmsg+0x9f0/0xfa0 [ 490.098191] ? netlink_unicast+0x740/0x740 [ 490.102426] ? security_socket_sendmsg+0x94/0xc0 [ 490.107177] ? netlink_unicast+0x740/0x740 [ 490.111404] sock_sendmsg+0xd5/0x120 [ 490.115098] ___sys_sendmsg+0x805/0x940 [ 490.119064] ? copy_msghdr_from_user+0x560/0x560 [ 490.123805] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 490.129323] ? proc_fail_nth_write+0x96/0x1f0 [ 490.133800] ? __fget_light+0x2ef/0x430 [ 490.137763] ? fget_raw+0x20/0x20 [ 490.141201] ? find_held_lock+0x36/0x1c0 [ 490.145256] ? kasan_check_write+0x14/0x20 [ 490.149480] ? wait_for_completion+0x870/0x870 [ 490.154057] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 490.159578] ? sockfd_lookup_light+0xc5/0x160 [ 490.164069] __sys_sendmsg+0x115/0x270 [ 490.168390] ? __ia32_sys_shutdown+0x80/0x80 [ 490.172782] ? __sb_end_write+0xac/0xe0 [ 490.176738] ? fput+0x130/0x1a0 [ 490.179998] ? ksys_write+0x1a6/0x250 [ 490.183792] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 490.188617] __x64_sys_sendmsg+0x78/0xb0 [ 490.192663] do_syscall_64+0x1b1/0x800 [ 490.196532] ? finish_task_switch+0x1ca/0x840 [ 490.201016] ? syscall_return_slowpath+0x5c0/0x5c0 [ 490.205946] ? syscall_return_slowpath+0x30f/0x5c0 [ 490.210870] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 490.216221] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 490.221054] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 490.226228] RIP: 0033:0x455a09 [ 490.229415] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 490.237121] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 490.244377] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 490.251623] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 490.258881] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 490.266138] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000001a 2018/06/04 22:45:14 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:14 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xf401], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:14 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x400000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:14 executing program 5: r0 = socket(0x40000000015, 0x5, 0x0) bind$inet(r0, &(0x7f00008a5ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000000)={0x0, 0x17}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000080)={r1, 0x6a, "56fa758db633eff383db16e4ddab8388e3cd14260346974f6d3d844e2f8bf32fdfbda99e2eae71ce1afe0a8cfba24df189277c0fae67a4c7b3453d8fd5e9dafe0e94cc953c20020fb4ca58df01d3332ab2186fe1e60f004a156bbbe52803a66645eac1ff43f70cfa9924"}, &(0x7f0000000100)=0x72) recvmmsg(r0, &(0x7f0000006540)=[{{&(0x7f0000000980)=@ethernet, 0x80, &(0x7f0000000480)}}, {{&(0x7f0000003b00)=@ax25, 0x80, &(0x7f0000003d00)}}], 0x2, 0x40010100, &(0x7f0000006680)={0x77359400}) sendto$inet(r0, &(0x7f0000f7db7f), 0x0, 0x0, &(0x7f000069affb)={0x2, 0x0, @loopback=0x7f000001}, 0x10) 2018/06/04 22:45:14 executing program 1 (fault-call:1 fault-nth:27): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:14 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x8030100000000000}, 0x1c) 2018/06/04 22:45:14 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) 2018/06/04 22:45:14 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) [ 490.542749] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 490.563376] FAULT_INJECTION: forcing a failure. [ 490.563376] name failslab, interval 1, probability 0, space 0, times 0 [ 490.574702] CPU: 1 PID: 1358 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 490.581540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 490.590895] Call Trace: [ 490.593499] dump_stack+0x1b9/0x294 [ 490.597140] ? dump_stack_print_info.cold.2+0x52/0x52 [ 490.602339] ? __mutex_lock+0x7d9/0x17f0 [ 490.606418] should_fail.cold.4+0xa/0x1a [ 490.610499] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 490.615618] ? kasan_kmalloc+0xc4/0xe0 [ 490.619526] ? graph_lock+0x170/0x170 [ 490.623340] ? find_held_lock+0x36/0x1c0 [ 490.627416] ? __lock_is_held+0xb5/0x140 [ 490.631522] ? check_same_owner+0x320/0x320 [ 490.635853] ? kasan_check_write+0x14/0x20 [ 490.640092] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 490.645032] ? rcu_note_context_switch+0x710/0x710 [ 490.649967] __should_failslab+0x124/0x180 [ 490.654205] should_failslab+0x9/0x14 [ 490.658011] kmem_cache_alloc+0x2af/0x760 [ 490.662162] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 490.667100] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 490.672124] __kernfs_new_node+0xe7/0x580 [ 490.676279] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 490.681042] ? mutex_unlock+0xd/0x10 [ 490.684767] ? kernfs_activate+0x20e/0x2a0 [ 490.689013] ? kernfs_walk_and_get_ns+0x320/0x320 [ 490.693869] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 490.699418] ? kernfs_link_sibling+0x1d2/0x3b0 [ 490.704021] kernfs_new_node+0x80/0xf0 [ 490.707924] __kernfs_create_file+0x4d/0x330 [ 490.712344] sysfs_add_file_mode_ns+0x21a/0x560 [ 490.717021] sysfs_add_file+0x4e/0x60 [ 490.720829] sysfs_merge_group+0xfa/0x230 [ 490.724986] dpm_sysfs_add+0x161/0x210 [ 490.728880] device_add+0xa11/0x16d0 [ 490.732606] ? device_private_init+0x230/0x230 [ 490.737185] ? kfree+0x1e9/0x260 [ 490.740557] ? kfree_const+0x5e/0x70 [ 490.744276] device_create_groups_vargs+0x1ff/0x270 [ 490.749296] device_create+0xd3/0x100 [ 490.753099] ? device_create_vargs+0x60/0x60 [ 490.757515] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 490.762619] ? trace_hardirqs_on+0xd/0x10 [ 490.766780] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 490.771713] ? string+0x21d/0x2c0 [ 490.775168] ? widen_string+0x2d0/0x2d0 [ 490.779155] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 490.785311] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 490.790852] ? vsnprintf+0x242/0x1b40 [ 490.794661] ? pointer+0xa10/0xa10 [ 490.798201] ? rcu_note_context_switch+0x710/0x710 [ 490.803128] ? __lock_acquire+0x7f5/0x5140 [ 490.807367] ? kasprintf+0xa2/0xc0 [ 490.810914] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 490.815934] ? kvasprintf+0xe2/0x130 [ 490.819646] ? bust_spinlocks+0xe0/0xe0 [ 490.823626] ? kasprintf+0xa2/0xc0 [ 490.827168] ? kvasprintf_const+0x190/0x190 [ 490.831491] ? graph_lock+0x170/0x170 [ 490.835299] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 490.840494] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 490.846040] hwsim_new_radio_nl+0x7b8/0xa60 [ 490.850361] ? nla_parse+0x358/0x4a0 [ 490.854081] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 490.859277] ? __netlink_ns_capable+0x100/0x130 [ 490.863954] genl_family_rcv_msg+0x889/0x1120 [ 490.868461] ? genl_rcv+0x40/0x40 [ 490.871914] ? lock_downgrade+0x8e0/0x8e0 [ 490.876061] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 490.881082] ? kasan_check_read+0x11/0x20 [ 490.885232] ? lock_acquire+0x1dc/0x520 [ 490.889206] ? genl_rcv+0x19/0x40 2018/06/04 22:45:14 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x200000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:14 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x7], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:14 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x100000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:14 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xf4010000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:14 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x58000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:14 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xe803], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:14 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x2000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:14 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 490.892673] genl_rcv_msg+0xc6/0x170 [ 490.896390] netlink_rcv_skb+0x172/0x440 [ 490.900456] ? genl_family_rcv_msg+0x1120/0x1120 [ 490.905212] ? netlink_ack+0xbc0/0xbc0 [ 490.909105] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 490.914301] ? netlink_skb_destructor+0x210/0x210 [ 490.919152] genl_rcv+0x28/0x40 [ 490.922430] netlink_unicast+0x58b/0x740 [ 490.926498] ? netlink_attachskb+0x970/0x970 [ 490.930911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 490.936443] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 490.941444] ? security_netlink_send+0x88/0xb0 [ 490.946022] netlink_sendmsg+0x9f0/0xfa0 [ 490.950081] ? netlink_unicast+0x740/0x740 [ 490.954309] ? security_socket_sendmsg+0x94/0xc0 [ 490.959063] ? netlink_unicast+0x740/0x740 [ 490.963292] sock_sendmsg+0xd5/0x120 [ 490.966993] ___sys_sendmsg+0x805/0x940 [ 490.970957] ? copy_msghdr_from_user+0x560/0x560 [ 490.975698] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 490.981218] ? proc_fail_nth_write+0x96/0x1f0 [ 490.985695] ? __fget_light+0x2ef/0x430 [ 490.989659] ? fget_raw+0x20/0x20 [ 490.993100] ? find_held_lock+0x36/0x1c0 [ 490.997155] ? kasan_check_write+0x14/0x20 [ 491.001384] ? wait_for_completion+0x870/0x870 [ 491.005959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 491.011475] ? sockfd_lookup_light+0xc5/0x160 [ 491.015951] __sys_sendmsg+0x115/0x270 [ 491.019819] ? __ia32_sys_shutdown+0x80/0x80 [ 491.024210] ? __sb_end_write+0xac/0xe0 [ 491.028174] ? fput+0x130/0x1a0 [ 491.031454] ? ksys_write+0x1a6/0x250 [ 491.035264] __x64_sys_sendmsg+0x78/0xb0 [ 491.039314] do_syscall_64+0x1b1/0x800 [ 491.043181] ? finish_task_switch+0x1ca/0x840 [ 491.047657] ? syscall_return_slowpath+0x5c0/0x5c0 [ 491.052565] ? syscall_return_slowpath+0x30f/0x5c0 [ 491.057477] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 491.062822] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 491.067646] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 491.072811] RIP: 0033:0x455a09 [ 491.075981] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 491.083670] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 491.090917] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 491.098166] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 491.105418] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 491.112683] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000001b 2018/06/04 22:45:15 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000001b00)=@create_id={0x0, 0x18, 0xfa00, {0x1, &(0x7f0000001ac0)={0xffffffff}, 0x2, 0x100b}}, 0x20) write$rdma_cm(r0, &(0x7f0000001b40)=@set_option={0xe, 0x18, 0xfa00, @id_afonly={&(0x7f0000000000), r2, 0x0, 0x2, 0x4}}, 0x20) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="0b000000100000fa", @ANYPTR=&(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000000000190000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000cec8e5e16a5e00000000000000000000000000000000000000000080000000000000000000000000000000000000000000"], @ANYRES32=r3, @ANYBLOB="7e050000"], 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r3, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:15 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) 2018/06/04 22:45:15 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xfe80}, 0x1c) 2018/06/04 22:45:15 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000040)={0x84, @remote={0xac, 0x14, 0x14, 0xbb}, 0x4e23, 0x3, 'wlc\x00', 0x4, 0x1, 0x7f}, 0x2c) remap_file_pages(&(0x7f0000461000/0x4000)=nil, 0x4000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x1, &(0x7f00009ecff8), 0x2, 0x0) ioctl$fiemap(r1, 0xc020660b, &(0x7f0000000080)={0x8, 0x12ce, 0x2, 0x5d7, 0x2, [{0xf8a, 0x5af4, 0x6, 0x0, 0x0, 0x81}, {0x100000001, 0x2, 0x8, 0x0, 0x0, 0x1000}]}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/06/04 22:45:15 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x6}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:15 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:15 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x1100], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:15 executing program 1 (fault-call:1 fault-nth:28): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 491.500302] FAULT_INJECTION: forcing a failure. [ 491.500302] name failslab, interval 1, probability 0, space 0, times 0 [ 491.511666] CPU: 1 PID: 1423 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 491.518509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 491.527852] Call Trace: [ 491.530432] dump_stack+0x1b9/0x294 [ 491.534053] ? dump_stack_print_info.cold.2+0x52/0x52 [ 491.539232] ? mutex_trylock+0x2a0/0x2a0 [ 491.543286] should_fail.cold.4+0xa/0x1a [ 491.547336] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 491.552431] ? graph_lock+0x170/0x170 [ 491.556215] ? lock_downgrade+0x8e0/0x8e0 [ 491.560350] ? kasan_check_write+0x14/0x20 [ 491.564573] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 491.569491] ? find_held_lock+0x36/0x1c0 [ 491.573542] ? __lock_is_held+0xb5/0x140 [ 491.577601] ? check_same_owner+0x320/0x320 [ 491.581914] ? rcu_note_context_switch+0x710/0x710 [ 491.586833] __should_failslab+0x124/0x180 [ 491.591055] should_failslab+0x9/0x14 [ 491.594842] kmem_cache_alloc_trace+0x2cb/0x780 [ 491.599506] ? device_create_file+0x1e0/0x1e0 [ 491.603988] kobject_uevent_env+0x20f/0xea0 [ 491.608302] ? device_pm_add+0x221/0x340 [ 491.612356] kobject_uevent+0x1f/0x30 [ 491.616146] device_add+0xb01/0x16d0 [ 491.619850] ? device_private_init+0x230/0x230 [ 491.624419] ? kfree+0x1e9/0x260 [ 491.627775] ? kfree_const+0x5e/0x70 [ 491.631477] device_create_groups_vargs+0x1ff/0x270 [ 491.636483] device_create+0xd3/0x100 [ 491.640269] ? device_create_vargs+0x60/0x60 [ 491.644670] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 491.649760] ? trace_hardirqs_on+0xd/0x10 [ 491.653901] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 491.658819] ? string+0x21d/0x2c0 [ 491.662263] ? widen_string+0x2d0/0x2d0 [ 491.666229] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 491.672363] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 491.677887] ? vsnprintf+0x242/0x1b40 [ 491.681681] ? pointer+0xa10/0xa10 [ 491.685208] ? rcu_note_context_switch+0x710/0x710 [ 491.690122] ? __lock_acquire+0x7f5/0x5140 [ 491.694347] ? kasprintf+0xa2/0xc0 [ 491.697875] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 491.702879] ? kvasprintf+0xe2/0x130 [ 491.706581] ? bust_spinlocks+0xe0/0xe0 [ 491.710552] ? kasprintf+0xa2/0xc0 [ 491.714088] ? kvasprintf_const+0x190/0x190 [ 491.718396] ? graph_lock+0x170/0x170 [ 491.722183] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 491.727362] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 491.732894] hwsim_new_radio_nl+0x7b8/0xa60 [ 491.737197] ? nla_parse+0x358/0x4a0 [ 491.740901] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 491.746082] ? __netlink_ns_capable+0x100/0x130 [ 491.750742] genl_family_rcv_msg+0x889/0x1120 [ 491.755230] ? genl_rcv+0x40/0x40 [ 491.758667] ? lock_downgrade+0x8e0/0x8e0 [ 491.762800] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 491.767807] ? kasan_check_read+0x11/0x20 [ 491.771942] ? lock_acquire+0x1dc/0x520 [ 491.775899] ? genl_rcv+0x19/0x40 [ 491.779351] genl_rcv_msg+0xc6/0x170 [ 491.783057] netlink_rcv_skb+0x172/0x440 [ 491.787103] ? genl_family_rcv_msg+0x1120/0x1120 [ 491.791846] ? netlink_ack+0xbc0/0xbc0 [ 491.795724] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 491.800903] ? netlink_skb_destructor+0x210/0x210 [ 491.805738] genl_rcv+0x28/0x40 [ 491.809005] netlink_unicast+0x58b/0x740 [ 491.813061] ? netlink_attachskb+0x970/0x970 [ 491.817458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 491.822979] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 491.827981] ? security_netlink_send+0x88/0xb0 [ 491.832551] netlink_sendmsg+0x9f0/0xfa0 [ 491.836604] ? netlink_unicast+0x740/0x740 [ 491.840827] ? security_socket_sendmsg+0x94/0xc0 [ 491.845568] ? netlink_unicast+0x740/0x740 [ 491.849790] sock_sendmsg+0xd5/0x120 [ 491.853490] ___sys_sendmsg+0x805/0x940 [ 491.857454] ? copy_msghdr_from_user+0x560/0x560 [ 491.862205] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 491.867727] ? proc_fail_nth_write+0x96/0x1f0 [ 491.872211] ? __fget_light+0x2ef/0x430 [ 491.876171] ? fget_raw+0x20/0x20 [ 491.879610] ? find_held_lock+0x36/0x1c0 [ 491.883662] ? kasan_check_write+0x14/0x20 [ 491.887890] ? wait_for_completion+0x870/0x870 [ 491.892471] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 491.897992] ? sockfd_lookup_light+0xc5/0x160 [ 491.902481] __sys_sendmsg+0x115/0x270 [ 491.906356] ? __ia32_sys_shutdown+0x80/0x80 [ 491.910754] ? __sb_end_write+0xac/0xe0 [ 491.914716] ? fput+0x130/0x1a0 [ 491.917981] ? ksys_write+0x1a6/0x250 [ 491.921783] __x64_sys_sendmsg+0x78/0xb0 [ 491.925832] do_syscall_64+0x1b1/0x800 [ 491.929705] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 491.934536] ? syscall_return_slowpath+0x5c0/0x5c0 [ 491.939453] ? syscall_return_slowpath+0x30f/0x5c0 [ 491.944376] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 491.949728] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 491.954561] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 491.959733] RIP: 0033:0x455a09 [ 491.962906] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 491.970604] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 491.977859] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 491.985111] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 491.992368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 491.999619] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000001c 2018/06/04 22:45:15 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffc0], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:15 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x3a00}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 492.023585] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:16 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x4000}, 0x1c) 2018/06/04 22:45:16 executing program 1 (fault-call:1 fault-nth:29): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:16 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:16 executing program 5: socketpair$inet(0x2, 0x8080a, 0x1ff, &(0x7f0000000040)={0xffffffffffffffff}) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000080)={0x5, 0x7fff, 0x100000000, 0xb86, 0x180000001}, 0x14) capset(&(0x7f0000000000)={0x19980330}, &(0x7f0000804000)) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x10000000013, &(0x7f0000d06000), 0x4) socketpair(0x8, 0x0, 0x6, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$KVM_ENABLE_CAP(r2, 0x4068aea3, &(0x7f0000000100)={0x79, 0x0, [0x6, 0x6, 0x80000000, 0x40]}) 2018/06/04 22:45:16 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x300}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:16 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000000)=@broute={"62726f7574650200", 0x20, 0x2, 0x418, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x11, 0x0, 0x0, 'ip6gretap0\x00', 'syz_tun\x00', 'bond0\x00', 'syz_tun\x00', @link_local={0x1, 0x80, 0xc2}, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0xa0, 0x138, 0x188, [@pkttype={'pkttype\x00', 0x8}]}, [@common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00'}}}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}]}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x10000, 'syz0\x00'}}}}]}, {0x0, '\x00', 0x1, 0xffffffffffffffff, 0x1, [{{{0xd, 0x0, 0x86dd, 'syzkaller0\x00', 'tunl0\x00', 'sit0\x00', 'ifb0\x00', @empty, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0x130, 0x1b0, 0x200, [@ip6={'ip6\x00', 0x50, {{@empty, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}}}, @limit={'limit\x00', 0x20, {{0x0, 0xec}}}]}, [@common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x81, 'syz1\x00'}}}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8}]}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}}]}]}, 0x490) 2018/06/04 22:45:16 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:16 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000006440)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="8e7d05621bff11b2", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], @ANYRES32=0xffffffff, @ANYRES32=r1], 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) recvmmsg(0xffffffffffffff9c, &(0x7f0000005f80)=[{{&(0x7f0000000000)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/52, 0x34}, {&(0x7f0000000200)=""/139, 0x8b}, {&(0x7f0000000480)=""/175, 0xaf}], 0x3, &(0x7f0000000340)=""/4, 0x4, 0x8000}, 0x4}, {{&(0x7f0000000540)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000002940)=[{&(0x7f0000000380)=""/34, 0x22}, {&(0x7f00000005c0)=""/67, 0x43}, {&(0x7f0000000640)=""/4096, 0x1000}, {&(0x7f0000001640)=""/139, 0x8b}, {&(0x7f0000001700)=""/164, 0xa4}, {&(0x7f00000017c0)=""/4096, 0x1000}, {&(0x7f00000027c0)=""/30, 0x1e}, {&(0x7f0000002800)=""/33, 0x21}, {&(0x7f0000002840)=""/20, 0x14}, {&(0x7f0000002880)=""/165, 0xa5}], 0xa, &(0x7f0000002a00)=""/194, 0xc2, 0x7ff}, 0xe430}, {{&(0x7f0000002b00)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, 0x80, &(0x7f0000002d80)=[{&(0x7f0000002b80)=""/73, 0x49}, {&(0x7f0000002c00)=""/218, 0xda}, {&(0x7f0000002d00)=""/60, 0x3c}, {&(0x7f0000002d40)}], 0x4, &(0x7f0000002dc0)=""/242, 0xf2, 0x4}, 0x5}, {{&(0x7f0000002ec0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f00000034c0)=[{&(0x7f0000002f40)=""/65, 0x41}, {&(0x7f0000002fc0)=""/178, 0xb2}, {&(0x7f0000003080)=""/156, 0x9c}, {&(0x7f0000003140)=""/215, 0xd7}, {&(0x7f0000003240)=""/99, 0x63}, {&(0x7f00000032c0)=""/183, 0xb7}, {&(0x7f0000003380)=""/1, 0x1}, {&(0x7f00000033c0)=""/233, 0xe9}], 0x8, &(0x7f0000003540)=""/66, 0x42, 0x9}, 0x3}, {{&(0x7f00000035c0)=@nfc, 0x80, &(0x7f0000003980)=[{&(0x7f0000003640)=""/244, 0xf4}, {&(0x7f0000003740)=""/210, 0xd2}, {&(0x7f0000003840)=""/235, 0xeb}, {&(0x7f0000003940)=""/8, 0x8}], 0x4, 0x0, 0x0, 0x2b}, 0xb805}, {{0x0, 0x0, &(0x7f0000004c40)=[{&(0x7f00000039c0)=""/4096, 0x1000}, {&(0x7f00000049c0)=""/206, 0xce}, {&(0x7f0000004ac0)=""/42, 0x2a}, {&(0x7f0000004b00)=""/73, 0x49}, {&(0x7f0000004b80)=""/189, 0xbd}], 0x5, 0x0, 0x0, 0x1}, 0xfffffffffffffffb}, {{&(0x7f0000004cc0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000004f40)=[{&(0x7f0000004d40)=""/2, 0x2}, {&(0x7f0000004d80)=""/115, 0x73}, {&(0x7f0000004e00)=""/78, 0x4e}, {&(0x7f0000004e80)=""/176, 0xb0}], 0x4, &(0x7f0000004f80)=""/4096, 0x1000, 0x6}, 0x5}], 0x7, 0x101, &(0x7f0000006140)) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000002d40)='/proc/self/net/pfkey\x00', 0x101003, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000006240)='/dev/vcs#\x00', 0x5, 0x8800) ioctl$VHOST_SET_VRING_KICK(r3, 0x4008af20, &(0x7f0000006280)={0x3, r4}) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, &(0x7f00000061c0)={0x7, {0x2, 0x4e23, @broadcast=0xffffffff}, {0x2, 0x4e23, @multicast2=0xe0000002}, {0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x2, 0x81, 0x100000000, 0x4b, 0xffff, &(0x7f0000006180)='ip6gretap0\x00', 0x2, 0x1, 0x8}) setsockopt$netlink_NETLINK_RX_RING(r2, 0x10e, 0x6, &(0x7f00000062c0)={0x8, 0xffffffff, 0x0, 0x8}, 0x10) write$rdma_cm(r1, &(0x7f0000006880)=@create_id={0x0, 0x18, 0xfa00, {0x4, &(0x7f0000006840), 0x2}}, 0x20) ioctl$KDSKBSENT(r3, 0x4b49, &(0x7f0000000300)="bb0c2d") write$rdma_cm(r1, &(0x7f0000008ac0)=@create_id={0x0, 0x18, 0xfa00, {0x4, &(0x7f0000008a80)={0xffffffff}, 0x113, 0x1009}}, 0x20) write$rdma_cm(r3, &(0x7f00000003c0)=@notify={0xf, 0x8, 0xfa00, {r5}}, 0x10) [ 492.977055] syz-executor5 uses obsolete (PF_INET,SOCK_PACKET) [ 492.995154] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 493.014365] FAULT_INJECTION: forcing a failure. [ 493.014365] name failslab, interval 1, probability 0, space 0, times 0 [ 493.026180] CPU: 1 PID: 1477 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 493.026190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 493.026196] Call Trace: [ 493.026217] dump_stack+0x1b9/0x294 [ 493.026237] ? dump_stack_print_info.cold.2+0x52/0x52 [ 493.026253] ? kernel_text_address+0x79/0xf0 [ 493.026279] ? __unwind_start+0x166/0x330 [ 493.026295] ? __kernel_text_address+0xd/0x40 [ 493.026316] should_fail.cold.4+0xa/0x1a [ 493.026333] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 493.026352] ? save_stack+0xa9/0xd0 [ 493.026367] ? graph_lock+0x170/0x170 [ 493.026381] ? kasan_kmalloc+0xc4/0xe0 [ 493.026393] ? kmem_cache_alloc_trace+0x152/0x780 [ 493.026406] ? kobject_uevent_env+0x20f/0xea0 [ 493.026420] ? kobject_uevent+0x1f/0x30 [ 493.026433] ? device_add+0xb01/0x16d0 [ 493.026446] ? device_create_groups_vargs+0x1ff/0x270 [ 493.026461] ? find_held_lock+0x36/0x1c0 [ 493.026477] ? __lock_is_held+0xb5/0x140 [ 493.026492] ? __tun_detach+0xfe0/0x15c0 [ 493.026517] ? check_same_owner+0x320/0x320 [ 493.026533] ? rcu_note_context_switch+0x710/0x710 [ 493.026549] __should_failslab+0x124/0x180 [ 493.026566] should_failslab+0x9/0x14 [ 493.026579] __kmalloc+0x2c8/0x760 [ 493.026593] ? kobject_uevent_env+0x20f/0xea0 [ 493.026605] ? rcu_read_lock_sched_held+0x108/0x120 [ 493.026619] ? kobject_get_path+0xc2/0x1a0 [ 493.026637] kobject_get_path+0xc2/0x1a0 [ 493.026655] kobject_uevent_env+0x234/0xea0 [ 493.026667] ? device_pm_add+0x221/0x340 [ 493.026687] kobject_uevent+0x1f/0x30 [ 493.026700] device_add+0xb01/0x16d0 [ 493.026720] ? device_private_init+0x230/0x230 [ 493.026731] ? kfree+0x1e9/0x260 [ 493.026745] ? kfree_const+0x5e/0x70 [ 493.026760] device_create_groups_vargs+0x1ff/0x270 [ 493.026778] device_create+0xd3/0x100 [ 493.026794] ? device_create_vargs+0x60/0x60 [ 493.026814] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 493.026825] ? trace_hardirqs_on+0xd/0x10 [ 493.026843] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 493.026857] ? string+0x21d/0x2c0 [ 493.026873] ? widen_string+0x2d0/0x2d0 [ 493.026892] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 493.026906] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 493.026918] ? vsnprintf+0x242/0x1b40 [ 493.026938] ? pointer+0xa10/0xa10 [ 493.026952] ? rcu_note_context_switch+0x710/0x710 [ 493.026964] ? __lock_acquire+0x7f5/0x5140 [ 493.026979] ? kasprintf+0xa2/0xc0 [ 493.026997] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 493.027017] ? kvasprintf+0xe2/0x130 [ 493.027035] ? bust_spinlocks+0xe0/0xe0 [ 493.027059] ? kasprintf+0xa2/0xc0 [ 493.027076] ? kvasprintf_const+0x190/0x190 [ 493.027093] ? graph_lock+0x170/0x170 2018/06/04 22:45:16 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xf401000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:16 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xb}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 493.278488] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 493.278503] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 493.278522] hwsim_new_radio_nl+0x7b8/0xa60 [ 493.278534] ? nla_parse+0x358/0x4a0 [ 493.278549] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 493.278566] ? __netlink_ns_capable+0x100/0x130 [ 493.278584] genl_family_rcv_msg+0x889/0x1120 [ 493.278602] ? genl_rcv+0x40/0x40 [ 493.278615] ? lock_downgrade+0x8e0/0x8e0 [ 493.278626] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 493.278644] ? kasan_check_read+0x11/0x20 [ 493.278658] ? lock_acquire+0x1dc/0x520 [ 493.278668] ? genl_rcv+0x19/0x40 [ 493.278694] genl_rcv_msg+0xc6/0x170 [ 493.278710] netlink_rcv_skb+0x172/0x440 [ 493.278722] ? genl_family_rcv_msg+0x1120/0x1120 [ 493.278735] ? netlink_ack+0xbc0/0xbc0 [ 493.278749] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 493.278762] ? netlink_skb_destructor+0x210/0x210 [ 493.278780] genl_rcv+0x28/0x40 [ 493.278791] netlink_unicast+0x58b/0x740 [ 493.278808] ? netlink_attachskb+0x970/0x970 [ 493.278821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 493.278834] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 493.278848] ? security_netlink_send+0x88/0xb0 [ 493.278862] netlink_sendmsg+0x9f0/0xfa0 [ 493.278880] ? netlink_unicast+0x740/0x740 [ 493.278897] ? security_socket_sendmsg+0x94/0xc0 [ 493.278907] ? netlink_unicast+0x740/0x740 [ 493.278922] sock_sendmsg+0xd5/0x120 [ 493.278936] ___sys_sendmsg+0x805/0x940 [ 493.278953] ? copy_msghdr_from_user+0x560/0x560 [ 493.278975] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 493.278987] ? proc_fail_nth_write+0x96/0x1f0 [ 493.279006] ? __fget_light+0x2ef/0x430 [ 493.279025] ? fget_raw+0x20/0x20 [ 493.279039] ? find_held_lock+0x36/0x1c0 [ 493.279054] ? kasan_check_write+0x14/0x20 [ 493.279072] ? wait_for_completion+0x870/0x870 [ 493.279092] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 493.279103] ? sockfd_lookup_light+0xc5/0x160 [ 493.279118] __sys_sendmsg+0x115/0x270 [ 493.279132] ? __ia32_sys_shutdown+0x80/0x80 [ 493.279144] ? __sb_end_write+0xac/0xe0 [ 493.279159] ? fput+0x130/0x1a0 [ 493.279170] ? ksys_write+0x1a6/0x250 [ 493.279196] __x64_sys_sendmsg+0x78/0xb0 [ 493.279210] do_syscall_64+0x1b1/0x800 [ 493.279221] ? finish_task_switch+0x1ca/0x840 [ 493.279234] ? syscall_return_slowpath+0x5c0/0x5c0 [ 493.279251] ? syscall_return_slowpath+0x30f/0x5c0 [ 493.279267] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 493.279284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 493.279302] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 493.279311] RIP: 0033:0x455a09 2018/06/04 22:45:16 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x3a}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:16 executing program 6: r0 = memfd_create(&(0x7f0000000000)='nodevnodev/md5sum$vmnet0-eth0wlan0\x00', 0x1) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f00000000c0)={0x1, [0x1000]}, 0x6) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r1, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r3, r2}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r1, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r3, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:17 executing program 5: r0 = socket$kcm(0x29, 0x1000000000000005, 0x0) r1 = gettid() io_submit(0x0, 0x1, &(0x7f0000001dc0)=[&(0x7f00000014c0)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000001440)='}', 0x1}]) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r2 = socket$inet_tcp(0x2, 0x1, 0x0) io_setup(0xdcc34ec, &(0x7f0000000000)=0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffff9c, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0xbd, &(0x7f00000014c0)}, &(0x7f0000000100)=0x10) io_submit(r3, 0x12f, &(0x7f00000000c0)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, r2, &(0x7f0000001000)}]) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) tkill(r1, 0x1000000000016) 2018/06/04 22:45:17 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xe000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:17 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x40000000000001, 0x0, 0x0, 0x0, 0x6}, 0x2c) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uinput\x00', 0x280200, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000080)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f00000000c0)=r1) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_FLUSH(r0, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000300)=ANY=[@ANYBLOB="84000000126eb869e4ba5e4a9f96e2b81642f1c39963f645eba59c6f1b4d6396adebd6cce7d5c599ee47044c1d279c100474cdc425cc635fd268a67fab8e485bb6f8a6602d0cdfef5d2fb072b226f2432399a7a644ca481a385f4bcb33afce1bde9281dbe38e7987ec93850ece3ffffa0da8939b09014bce4e99b312e3cb222abbca5321464b73c1ca9e03fcb29fdaef4a89c308a5b744dd5c1406ae31b11a3012f45ce745f6cb871bfa4e3566a6eca0681b82fde398a1b013f49be65ea54df77dd4e3d4c4f0ed7eefc65c9c2d10910aca78687baa", @ANYRES16=r2, @ANYBLOB="00022abd7000fedbdf2511000000080005000800000040000100080002007700000014000300fe8000000000000000000000000000bb080006006e71000008000800ff0f000008000400a30f00000800050003000000280001001400030000000000000000000000ffffe0000001080005000400000008000200ff000000"], 0x84}, 0x1, 0x0, 0x0, 0x40000}, 0x0) 2018/06/04 22:45:17 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x30], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 493.279317] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 493.279330] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 493.279337] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 493.279344] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 493.279350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 493.279357] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000001d 2018/06/04 22:45:17 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x15554}, 0x1c) 2018/06/04 22:45:17 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000000)=@broute={"62726f7574650200", 0x20, 0x2, 0x418, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x11, 0x0, 0x0, 'ip6gretap0\x00', 'syz_tun\x00', 'bond0\x00', 'syz_tun\x00', @link_local={0x1, 0x80, 0xc2}, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0xa0, 0x138, 0x188, [@pkttype={'pkttype\x00', 0x8}]}, [@common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00'}}}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}]}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x10000, 'syz0\x00'}}}}]}, {0x0, '\x00', 0x1, 0xffffffffffffffff, 0x1, [{{{0xd, 0x0, 0x86dd, 'syzkaller0\x00', 'tunl0\x00', 'sit0\x00', 'ifb0\x00', @empty, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0x130, 0x1b0, 0x200, [@ip6={'ip6\x00', 0x50, {{@empty, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}}}, @limit={'limit\x00', 0x20, {{0x0, 0xec}}}]}, [@common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x81, 'syz1\x00'}}}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8}]}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}}]}]}, 0x490) 2018/06/04 22:45:17 executing program 1 (fault-call:1 fault-nth:30): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:17 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xffffff80}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:17 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x84000) r4 = getpgrp(0x0) r5 = getuid() fstat(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r7 = gettid() getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000000480)={{{@in, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in=@multicast1}}, &(0x7f00000002c0)=0xe8) lstat(&(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$netlink(r3, &(0x7f00000006c0)={&(0x7f0000000040)=@kern={0x10}, 0xc, &(0x7f0000000200)=[{&(0x7f00000001c0)={0x2c, 0x3e, 0x0, 0x70bd29, 0x25dfdbfb, "", [@typed={0x1c, 0x69, @str='/dev/infiniband/rdma_cm\x00'}]}, 0x2c}], 0x1, &(0x7f0000000640)=[@cred={0x20, 0x1, 0x2, r4, r5, r6}, @rights={0x30, 0x1, 0x1, [r1, r0, r0, r0, r1, r1, r0, r1]}, @cred={0x20, 0x1, 0x2, r7, r8, r9}], 0x70, 0x800}, 0x40010) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:17 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 493.711532] FAULT_INJECTION: forcing a failure. [ 493.711532] name failslab, interval 1, probability 0, space 0, times 0 [ 493.722918] CPU: 1 PID: 1548 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 493.729761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 493.739113] Call Trace: [ 493.741710] dump_stack+0x1b9/0x294 [ 493.745351] ? dump_stack_print_info.cold.2+0x52/0x52 [ 493.750551] ? kernel_text_address+0x79/0xf0 [ 493.754969] ? __unwind_start+0x166/0x330 [ 493.759131] should_fail.cold.4+0xa/0x1a [ 493.763208] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 493.768324] ? save_stack+0xa9/0xd0 [ 493.771961] ? graph_lock+0x170/0x170 [ 493.775771] ? kasan_kmalloc+0xc4/0xe0 [ 493.779666] ? kmem_cache_alloc_trace+0x152/0x780 [ 493.784518] ? kobject_uevent_env+0x20f/0xea0 [ 493.789019] ? kobject_uevent+0x1f/0x30 [ 493.793000] ? device_add+0xb01/0x16d0 [ 493.796890] ? device_create_groups_vargs+0x1ff/0x270 [ 493.802090] ? find_held_lock+0x36/0x1c0 [ 493.806167] ? __lock_is_held+0xb5/0x140 [ 493.810258] ? check_same_owner+0x320/0x320 [ 493.814588] ? do_raw_spin_unlock+0x9e/0x2e0 [ 493.819003] ? rcu_note_context_switch+0x710/0x710 [ 493.823943] __should_failslab+0x124/0x180 [ 493.828195] should_failslab+0x9/0x14 [ 493.831999] __kmalloc+0x2c8/0x760 [ 493.835551] ? kobject_uevent_env+0x20f/0xea0 [ 493.840054] ? rcu_read_lock_sched_held+0x108/0x120 [ 493.845074] ? kobject_get_path+0xc2/0x1a0 [ 493.849310] kobject_get_path+0xc2/0x1a0 [ 493.853368] kobject_uevent_env+0x234/0xea0 [ 493.857685] ? device_pm_add+0x221/0x340 [ 493.861752] kobject_uevent+0x1f/0x30 [ 493.865544] device_add+0xb01/0x16d0 [ 493.869254] ? device_private_init+0x230/0x230 [ 493.873823] ? kfree+0x1e9/0x260 [ 493.877188] ? kfree_const+0x5e/0x70 [ 493.880894] device_create_groups_vargs+0x1ff/0x270 [ 493.885902] device_create+0xd3/0x100 [ 493.889692] ? device_create_vargs+0x60/0x60 [ 493.894096] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 493.899189] ? trace_hardirqs_on+0xd/0x10 [ 493.903334] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 493.908252] ? string+0x21d/0x2c0 [ 493.911695] ? widen_string+0x2d0/0x2d0 [ 493.915666] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 493.921803] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 493.927326] ? vsnprintf+0x242/0x1b40 [ 493.931121] ? pointer+0xa10/0xa10 [ 493.934650] ? rcu_note_context_switch+0x710/0x710 [ 493.939566] ? __lock_acquire+0x7f5/0x5140 [ 493.943791] ? kasprintf+0xa2/0xc0 [ 493.947320] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 493.952322] ? kvasprintf+0xe2/0x130 [ 493.956032] ? bust_spinlocks+0xe0/0xe0 [ 493.960009] ? kasprintf+0xa2/0xc0 [ 493.963546] ? kvasprintf_const+0x190/0x190 [ 493.967852] ? graph_lock+0x170/0x170 [ 493.971642] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 493.976823] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 493.982352] hwsim_new_radio_nl+0x7b8/0xa60 [ 493.986659] ? nla_parse+0x358/0x4a0 [ 493.990367] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 493.995559] ? __netlink_ns_capable+0x100/0x130 [ 494.000222] genl_family_rcv_msg+0x889/0x1120 [ 494.004716] ? genl_rcv+0x40/0x40 [ 494.008158] ? lock_downgrade+0x8e0/0x8e0 [ 494.012295] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 494.017308] ? lock_acquire+0x1dc/0x520 [ 494.021267] ? genl_rcv+0x19/0x40 [ 494.024731] genl_rcv_msg+0xc6/0x170 [ 494.028436] netlink_rcv_skb+0x172/0x440 [ 494.032492] ? genl_family_rcv_msg+0x1120/0x1120 [ 494.037240] ? netlink_ack+0xbc0/0xbc0 [ 494.041112] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 494.046297] ? netlink_skb_destructor+0x210/0x210 [ 494.051140] genl_rcv+0x28/0x40 [ 494.054415] netlink_unicast+0x58b/0x740 [ 494.058469] ? netlink_attachskb+0x970/0x970 [ 494.062866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 494.068391] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 494.073396] ? security_netlink_send+0x88/0xb0 [ 494.077978] netlink_sendmsg+0x9f0/0xfa0 [ 494.082045] ? netlink_unicast+0x740/0x740 [ 494.086270] ? security_socket_sendmsg+0x94/0xc0 [ 494.091014] ? netlink_unicast+0x740/0x740 [ 494.095244] sock_sendmsg+0xd5/0x120 [ 494.098949] ___sys_sendmsg+0x805/0x940 [ 494.102920] ? copy_msghdr_from_user+0x560/0x560 [ 494.107673] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 494.113194] ? proc_fail_nth_write+0x96/0x1f0 [ 494.117682] ? __fget_light+0x2ef/0x430 [ 494.121646] ? fget_raw+0x20/0x20 [ 494.125085] ? find_held_lock+0x36/0x1c0 [ 494.129136] ? kasan_check_write+0x14/0x20 [ 494.133365] ? wait_for_completion+0x870/0x870 [ 494.137944] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 494.143467] ? sockfd_lookup_light+0xc5/0x160 [ 494.147957] __sys_sendmsg+0x115/0x270 [ 494.151835] ? __ia32_sys_shutdown+0x80/0x80 [ 494.156229] ? __sb_end_write+0xac/0xe0 [ 494.160193] ? fput+0x130/0x1a0 [ 494.163460] ? ksys_write+0x1a6/0x250 [ 494.167672] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 494.172510] __x64_sys_sendmsg+0x78/0xb0 [ 494.176559] do_syscall_64+0x1b1/0x800 [ 494.180434] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 494.185266] ? syscall_return_slowpath+0x5c0/0x5c0 [ 494.190183] ? syscall_return_slowpath+0x30f/0x5c0 [ 494.195104] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 494.200459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 494.205297] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 494.210470] RIP: 0033:0x455a09 [ 494.213646] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 494.221343] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 494.228599] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 494.235852] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 494.243108] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 494.250360] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000001e [ 494.268574] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:18 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:18 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x600000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:18 executing program 5: writev(0xffffffffffffffff, &(0x7f0000001140)=[{&(0x7f0000000000)="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", 0x1000}, {&(0x7f0000001000)="8f664f18bcbefed7d18a04eb6b9b9e136f285523cab2dbf66066b4f24e9f16728a19f91eb92ec7f55223a10fdb2a7d54d4e011d6648b5b98b8035ffa4c21aa5d8b37e3207daf9cf1eb0577311bcd8e4b31bd3ec0ed2971103576a0cb91442fdf823653dc9df77547c88a8220277a3de9d1eb311f76a1cde4199202d297897631e465231490c3", 0x86}, {&(0x7f00000010c0)="17405d408bbf3ac40a70fd0b96af94fe91a1a7464073be0f2f550035570cfb408b45a8aae2f42ae55b13a5ea8f23ffede293ce43bc779e9127d7010b794fcf0ec3d5", 0x42}], 0x3) prctl$intptr(0xb, 0x40000000000091) pipe(&(0x7f0000001180)={0xffffffffffffffff}) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000011c0)={0xaa, 0x2}) 2018/06/04 22:45:18 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000000)=@broute={"62726f7574650200", 0x20, 0x2, 0x418, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x11, 0x0, 0x0, 'ip6gretap0\x00', 'syz_tun\x00', 'bond0\x00', 'syz_tun\x00', @link_local={0x1, 0x80, 0xc2}, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0xa0, 0x138, 0x188, [@pkttype={'pkttype\x00', 0x8}]}, [@common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00'}}}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}]}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x10000, 'syz0\x00'}}}}]}, {0x0, '\x00', 0x1, 0xffffffffffffffff, 0x1, [{{{0xd, 0x0, 0x86dd, 'syzkaller0\x00', 'tunl0\x00', 'sit0\x00', 'ifb0\x00', @empty, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0x130, 0x1b0, 0x200, [@ip6={'ip6\x00', 0x50, {{@empty, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}}}, @limit={'limit\x00', 0x20, {{0x0, 0xec}}}]}, [@common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x81, 'syz1\x00'}}}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8}]}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}}]}]}, 0x490) 2018/06/04 22:45:18 executing program 1 (fault-call:1 fault-nth:31): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:18 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) r3 = perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) r4 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x401, 0x240000) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffff9c, 0x84, 0x11, &(0x7f0000000040)={0x0, 0xfffffffffffffff9}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r4, 0x84, 0x76, &(0x7f0000000200)={r5, 0x1f}, &(0x7f0000000240)=0x8) ioctl(r3, 0x4, &(0x7f0000000480)="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") 2018/06/04 22:45:18 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:18 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xffffffff00000000}, 0x1c) [ 494.960807] FAULT_INJECTION: forcing a failure. [ 494.960807] name failslab, interval 1, probability 0, space 0, times 0 [ 494.972575] CPU: 1 PID: 1585 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 494.979418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 494.988768] Call Trace: [ 494.991360] dump_stack+0x1b9/0x294 [ 494.995001] ? dump_stack_print_info.cold.2+0x52/0x52 [ 495.000199] ? finish_task_switch+0x1ca/0x840 [ 495.004699] ? finish_task_switch+0x182/0x840 [ 495.009198] should_fail.cold.4+0xa/0x1a [ 495.013260] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 495.018378] ? __schedule+0x809/0x1e30 [ 495.022273] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 495.027037] ? __sched_text_start+0x8/0x8 [ 495.031190] ? find_held_lock+0x36/0x1c0 [ 495.035264] ? __lock_is_held+0xb5/0x140 [ 495.039349] ? check_same_owner+0x320/0x320 [ 495.043685] ? put_dec+0xf0/0xf0 [ 495.047056] ? format_decode+0x1a9/0xae0 [ 495.051128] __should_failslab+0x124/0x180 [ 495.055371] should_failslab+0x9/0x14 [ 495.059181] kmem_cache_alloc_node+0x272/0x780 [ 495.063781] __alloc_skb+0x111/0x780 [ 495.067501] ? skb_scrub_packet+0x580/0x580 [ 495.071815] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 495.077005] ? netlink_has_listeners+0x2ff/0x4c0 [ 495.081754] ? netlink_tap_init_net+0x3c0/0x3c0 [ 495.086423] kobject_uevent_env+0x801/0xea0 [ 495.090731] ? device_pm_add+0x221/0x340 [ 495.094796] kobject_uevent+0x1f/0x30 [ 495.098585] device_add+0xb01/0x16d0 [ 495.102292] ? device_private_init+0x230/0x230 [ 495.106859] ? kfree+0x1e9/0x260 [ 495.110220] ? kfree_const+0x5e/0x70 [ 495.113923] device_create_groups_vargs+0x1ff/0x270 [ 495.118929] device_create+0xd3/0x100 [ 495.122721] ? device_create_vargs+0x60/0x60 [ 495.127126] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 495.132215] ? trace_hardirqs_on+0xd/0x10 [ 495.136354] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 495.141268] ? string+0x21d/0x2c0 [ 495.144710] ? widen_string+0x2d0/0x2d0 [ 495.148677] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 495.154810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 495.160334] ? vsnprintf+0x242/0x1b40 [ 495.164126] ? pointer+0xa10/0xa10 [ 495.167652] ? rcu_note_context_switch+0x710/0x710 [ 495.172565] ? __lock_acquire+0x7f5/0x5140 [ 495.176791] ? kasprintf+0xa2/0xc0 [ 495.180321] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 495.185323] ? kvasprintf+0xe2/0x130 [ 495.189029] ? bust_spinlocks+0xe0/0xe0 [ 495.192996] ? kasprintf+0xa2/0xc0 [ 495.196528] ? kvasprintf_const+0x190/0x190 [ 495.200834] ? graph_lock+0x170/0x170 [ 495.204624] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 495.209803] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 495.215332] hwsim_new_radio_nl+0x7b8/0xa60 [ 495.219638] ? nla_parse+0x358/0x4a0 [ 495.223341] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 495.228520] ? __netlink_ns_capable+0x100/0x130 [ 495.233179] genl_family_rcv_msg+0x889/0x1120 [ 495.237666] ? genl_rcv+0x40/0x40 [ 495.241107] ? lock_downgrade+0x8e0/0x8e0 [ 495.245254] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 495.250262] ? kasan_check_read+0x11/0x20 [ 495.254397] ? lock_acquire+0x1dc/0x520 [ 495.258353] ? genl_rcv+0x19/0x40 [ 495.261808] genl_rcv_msg+0xc6/0x170 [ 495.265519] netlink_rcv_skb+0x172/0x440 [ 495.269568] ? genl_family_rcv_msg+0x1120/0x1120 [ 495.274310] ? netlink_ack+0xbc0/0xbc0 [ 495.278184] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 495.283361] ? netlink_skb_destructor+0x210/0x210 [ 495.288206] genl_rcv+0x28/0x40 [ 495.291481] netlink_unicast+0x58b/0x740 [ 495.295532] ? netlink_attachskb+0x970/0x970 [ 495.299930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 495.305451] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 495.310454] ? security_netlink_send+0x88/0xb0 [ 495.315031] netlink_sendmsg+0x9f0/0xfa0 [ 495.319088] ? netlink_unicast+0x740/0x740 [ 495.323310] ? security_socket_sendmsg+0x94/0xc0 [ 495.328049] ? netlink_unicast+0x740/0x740 [ 495.332276] sock_sendmsg+0xd5/0x120 [ 495.335978] ___sys_sendmsg+0x805/0x940 [ 495.339943] ? copy_msghdr_from_user+0x560/0x560 [ 495.344694] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 495.350216] ? proc_fail_nth_write+0x96/0x1f0 [ 495.354702] ? __fget_light+0x2ef/0x430 [ 495.358664] ? fget_raw+0x20/0x20 [ 495.362099] ? find_held_lock+0x36/0x1c0 [ 495.366151] ? kasan_check_write+0x14/0x20 [ 495.370380] ? wait_for_completion+0x870/0x870 [ 495.374956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 495.380479] ? sockfd_lookup_light+0xc5/0x160 [ 495.384965] __sys_sendmsg+0x115/0x270 [ 495.388840] ? __ia32_sys_shutdown+0x80/0x80 [ 495.393237] ? __sb_end_write+0xac/0xe0 [ 495.397201] ? fput+0x130/0x1a0 [ 495.400467] ? ksys_write+0x1a6/0x250 [ 495.404262] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 495.409097] __x64_sys_sendmsg+0x78/0xb0 [ 495.413143] do_syscall_64+0x1b1/0x800 [ 495.417021] ? finish_task_switch+0x1ca/0x840 [ 495.421506] ? syscall_return_slowpath+0x5c0/0x5c0 [ 495.426422] ? syscall_return_slowpath+0x30f/0x5c0 [ 495.431343] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 495.436697] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 495.441530] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 495.446707] RIP: 0033:0x455a09 [ 495.449878] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 495.457574] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 495.464826] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 495.472077] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 495.479329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 495.486584] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000001f [ 495.505699] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:19 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff7f], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:19 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000000)=@broute={"62726f7574650200", 0x20, 0x2, 0x418, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x11, 0x0, 0x0, 'ip6gretap0\x00', 'syz_tun\x00', 'bond0\x00', 'syz_tun\x00', @link_local={0x1, 0x80, 0xc2}, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0xa0, 0x138, 0x188, [@pkttype={'pkttype\x00', 0x8}]}, [@common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00'}}}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}]}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x10000, 'syz0\x00'}}}}]}, {0x0, '\x00', 0x1, 0xffffffffffffffff, 0x1, [{{{0xd, 0x0, 0x86dd, 'syzkaller0\x00', 'tunl0\x00', 'sit0\x00', 'ifb0\x00', @empty, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0x130, 0x1b0, 0x200, [@ip6={'ip6\x00', 0x50, {{@empty, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}}}, @limit={'limit\x00', 0x20, {{0x0, 0xec}}}]}, [@common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x81, 'syz1\x00'}}}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8}]}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}}]}]}, 0x490) 2018/06/04 22:45:19 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:19 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xff00000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:19 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/rtc0\x00', 0x2c0, 0x0) ioctl$LOOP_SET_FD(r2, 0x4c00, r1) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="1204fa", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], @ANYRES32=r3, @ANYRES32=r1], 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x7, 0x1) setsockopt$sock_int(r4, 0x1, 0x2c, &(0x7f0000000040)=0x3, 0x4) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r3, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:19 executing program 1 (fault-call:1 fault-nth:32): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:19 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:19 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xff0f000000000000}, 0x1c) [ 495.988832] FAULT_INJECTION: forcing a failure. [ 495.988832] name failslab, interval 1, probability 0, space 0, times 0 [ 496.000122] CPU: 1 PID: 1629 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 496.006958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 496.016315] Call Trace: [ 496.018909] dump_stack+0x1b9/0x294 [ 496.022543] ? dump_stack_print_info.cold.2+0x52/0x52 [ 496.022692] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 496.027726] ? kobject_uevent_env+0x62e/0xea0 [ 496.042572] should_fail.cold.4+0xa/0x1a [ 496.046641] ? debug_check_no_locks_freed+0x310/0x310 [ 496.051838] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 496.056939] ? __might_sleep+0x95/0x190 [ 496.060913] ? graph_lock+0x170/0x170 [ 496.064718] ? __mutex_lock+0x7d9/0x17f0 [ 496.068783] ? unwind_get_return_address+0x61/0xa0 [ 496.073719] ? find_held_lock+0x36/0x1c0 [ 496.077786] ? __lock_is_held+0xb5/0x140 [ 496.081857] ? check_same_owner+0x320/0x320 [ 496.086173] ? rcu_note_context_switch+0x710/0x710 [ 496.091088] ? put_dec+0xf0/0xf0 [ 496.094441] ? format_decode+0x1a9/0xae0 [ 496.098493] __should_failslab+0x124/0x180 [ 496.102717] should_failslab+0x9/0x14 [ 496.106509] kmem_cache_alloc_node+0x272/0x780 [ 496.111088] __alloc_skb+0x111/0x780 [ 496.114791] ? skb_scrub_packet+0x580/0x580 [ 496.119101] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 496.124287] ? netlink_has_listeners+0x2ff/0x4c0 [ 496.129039] ? netlink_tap_init_net+0x3c0/0x3c0 [ 496.133706] kobject_uevent_env+0x801/0xea0 [ 496.138014] ? device_pm_add+0x221/0x340 [ 496.142078] kobject_uevent+0x1f/0x30 [ 496.145870] device_add+0xb01/0x16d0 [ 496.149578] ? device_private_init+0x230/0x230 [ 496.154147] ? kfree+0x1e9/0x260 [ 496.157504] ? kfree_const+0x5e/0x70 [ 496.161206] device_create_groups_vargs+0x1ff/0x270 [ 496.166821] device_create+0xd3/0x100 [ 496.170612] ? device_create_vargs+0x60/0x60 [ 496.175017] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 496.180109] ? trace_hardirqs_on+0xd/0x10 [ 496.184250] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 496.189163] ? string+0x21d/0x2c0 [ 496.192605] ? widen_string+0x2d0/0x2d0 [ 496.196573] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 496.202704] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 496.208225] ? vsnprintf+0x242/0x1b40 [ 496.212024] ? pointer+0xa10/0xa10 [ 496.215557] ? rcu_note_context_switch+0x710/0x710 [ 496.220473] ? __lock_acquire+0x7f5/0x5140 [ 496.224698] ? kasprintf+0xa2/0xc0 [ 496.228228] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 496.233232] ? kvasprintf+0xe2/0x130 [ 496.236933] ? bust_spinlocks+0xe0/0xe0 [ 496.240901] ? kasprintf+0xa2/0xc0 [ 496.244428] ? kvasprintf_const+0x190/0x190 [ 496.248734] ? graph_lock+0x170/0x170 [ 496.252521] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 496.257699] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 496.263229] hwsim_new_radio_nl+0x7b8/0xa60 [ 496.267537] ? nla_parse+0x358/0x4a0 [ 496.271239] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 496.276420] ? __netlink_ns_capable+0x100/0x130 [ 496.281083] genl_family_rcv_msg+0x889/0x1120 [ 496.285572] ? genl_rcv+0x40/0x40 [ 496.289015] ? lock_downgrade+0x8e0/0x8e0 [ 496.293157] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 496.298164] ? kasan_check_read+0x11/0x20 [ 496.302302] ? lock_acquire+0x1dc/0x520 [ 496.306261] ? genl_rcv+0x19/0x40 [ 496.309718] genl_rcv_msg+0xc6/0x170 [ 496.313422] netlink_rcv_skb+0x172/0x440 [ 496.317472] ? genl_family_rcv_msg+0x1120/0x1120 [ 496.322216] ? netlink_ack+0xbc0/0xbc0 [ 496.326090] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 496.331268] ? netlink_skb_destructor+0x210/0x210 [ 496.336439] genl_rcv+0x28/0x40 [ 496.339705] netlink_unicast+0x58b/0x740 [ 496.343758] ? netlink_attachskb+0x970/0x970 [ 496.348157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 496.353680] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 496.358685] ? security_netlink_send+0x88/0xb0 [ 496.363258] netlink_sendmsg+0x9f0/0xfa0 [ 496.367311] ? netlink_unicast+0x740/0x740 [ 496.371535] ? security_socket_sendmsg+0x94/0xc0 [ 496.376275] ? netlink_unicast+0x740/0x740 [ 496.380501] sock_sendmsg+0xd5/0x120 [ 496.384203] ___sys_sendmsg+0x805/0x940 [ 496.388171] ? copy_msghdr_from_user+0x560/0x560 [ 496.392937] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 496.398466] ? proc_fail_nth_write+0x96/0x1f0 [ 496.402952] ? __fget_light+0x2ef/0x430 [ 496.406918] ? fget_raw+0x20/0x20 [ 496.410357] ? find_held_lock+0x36/0x1c0 [ 496.414409] ? kasan_check_write+0x14/0x20 [ 496.418637] ? wait_for_completion+0x870/0x870 [ 496.423214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 496.428736] ? sockfd_lookup_light+0xc5/0x160 [ 496.433223] __sys_sendmsg+0x115/0x270 [ 496.437099] ? __ia32_sys_shutdown+0x80/0x80 [ 496.441499] ? __sb_end_write+0xac/0xe0 [ 496.445463] ? fput+0x130/0x1a0 [ 496.448730] ? ksys_write+0x1a6/0x250 [ 496.452527] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 496.457361] __x64_sys_sendmsg+0x78/0xb0 [ 496.461411] do_syscall_64+0x1b1/0x800 [ 496.465285] ? finish_task_switch+0x1ca/0x840 [ 496.469767] ? syscall_return_slowpath+0x5c0/0x5c0 [ 496.474683] ? syscall_return_slowpath+0x30f/0x5c0 [ 496.479602] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 496.484958] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 496.489791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 496.494965] RIP: 0033:0x455a09 [ 496.498140] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 496.505835] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 496.513086] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 496.520339] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 496.527592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/06/04 22:45:19 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x3000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:19 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xb000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 496.534847] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000020 2018/06/04 22:45:20 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x3e8], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:20 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xffffffc0}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:20 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x0, 0x0) connect$pppoe(r2, &(0x7f0000000040)={0x18, 0x0, {0x0, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xc}, 'gre0\x00'}}, 0x1e) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r3, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r3, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:20 executing program 1 (fault-call:1 fault-nth:33): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:20 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x80fe}, 0x1c) 2018/06/04 22:45:20 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:20 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) socket$inet(0x2, 0x1, 0x0) 2018/06/04 22:45:20 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r3 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r5 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r5, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r4, 0x4c00, r5) sendfile(r4, r5, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r4, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r5, 0x4004af07, &(0x7f0000000000)=r5) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) [ 496.957296] FAULT_INJECTION: forcing a failure. [ 496.957296] name failslab, interval 1, probability 0, space 0, times 0 [ 496.958691] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 496.968629] CPU: 1 PID: 1681 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 496.985717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 496.995066] Call Trace: [ 496.997659] dump_stack+0x1b9/0x294 [ 497.001296] ? dump_stack_print_info.cold.2+0x52/0x52 [ 497.006492] ? lock_downgrade+0x8e0/0x8e0 [ 497.010653] should_fail.cold.4+0xa/0x1a [ 497.014721] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 497.019830] ? graph_lock+0x170/0x170 [ 497.023619] ? kernel_text_address+0x79/0xf0 [ 497.028020] ? __unwind_start+0x166/0x330 [ 497.032162] ? find_held_lock+0x36/0x1c0 [ 497.036215] ? __lock_is_held+0xb5/0x140 [ 497.040275] ? check_same_owner+0x320/0x320 [ 497.044586] ? device_create_groups_vargs+0x1ff/0x270 [ 497.049758] ? device_create+0xd3/0x100 [ 497.053719] ? rcu_note_context_switch+0x710/0x710 [ 497.058634] ? netlink_rcv_skb+0x172/0x440 [ 497.062851] ? genl_rcv+0x28/0x40 [ 497.066286] ? netlink_unicast+0x58b/0x740 [ 497.070512] __should_failslab+0x124/0x180 [ 497.074737] should_failslab+0x9/0x14 [ 497.078523] kmem_cache_alloc+0x2af/0x760 [ 497.082668] skb_clone+0x1ed/0x4f0 [ 497.086195] ? refcount_add_not_zero+0x230/0x320 [ 497.090935] ? skb_split+0x11d0/0x11d0 [ 497.094809] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 497.099811] ? netlink_trim+0x1b2/0x370 [ 497.103774] ? netlink_skb_destructor+0x210/0x210 [ 497.108603] ? cleanup_uevent_env+0x40/0x40 [ 497.112919] netlink_broadcast_filtered+0x1024/0x1580 [ 497.118102] ? __netlink_sendskb+0xd0/0xd0 [ 497.122330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 497.127854] ? refcount_inc_not_zero+0x1dd/0x2d0 [ 497.132600] ? refcount_add_not_zero+0x320/0x320 [ 497.137348] ? cleanup_uevent_env+0x40/0x40 [ 497.141658] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 497.146665] kobject_uevent_env+0x6e4/0xea0 [ 497.150972] ? device_pm_add+0x221/0x340 [ 497.155037] kobject_uevent+0x1f/0x30 [ 497.158826] device_add+0xb01/0x16d0 [ 497.162531] ? device_private_init+0x230/0x230 [ 497.167098] ? kfree+0x1e9/0x260 [ 497.170451] ? kfree_const+0x5e/0x70 [ 497.174154] device_create_groups_vargs+0x1ff/0x270 [ 497.179160] device_create+0xd3/0x100 [ 497.182959] ? device_create_vargs+0x60/0x60 [ 497.187362] ? mac80211_hwsim_new_radio+0x1a9/0x3410 [ 497.192453] ? trace_hardirqs_on+0xd/0x10 [ 497.196594] mac80211_hwsim_new_radio+0x3c6/0x3410 [ 497.201509] ? string+0x21d/0x2c0 [ 497.204952] ? widen_string+0x2d0/0x2d0 [ 497.208918] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 497.215051] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 497.220575] ? vsnprintf+0x242/0x1b40 [ 497.224367] ? pointer+0xa10/0xa10 [ 497.227896] ? rcu_note_context_switch+0x710/0x710 [ 497.232810] ? __lock_acquire+0x7f5/0x5140 [ 497.237040] ? kasprintf+0xa2/0xc0 [ 497.240570] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 497.245571] ? kvasprintf+0xe2/0x130 [ 497.249274] ? bust_spinlocks+0xe0/0xe0 [ 497.253242] ? kasprintf+0xa2/0xc0 [ 497.256769] ? kvasprintf_const+0x190/0x190 [ 497.261075] ? graph_lock+0x170/0x170 [ 497.264863] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 497.270045] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 497.275573] hwsim_new_radio_nl+0x7b8/0xa60 [ 497.279882] ? nla_parse+0x358/0x4a0 [ 497.283585] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 497.288765] ? __netlink_ns_capable+0x100/0x130 [ 497.293424] genl_family_rcv_msg+0x889/0x1120 [ 497.297911] ? genl_rcv+0x40/0x40 [ 497.301352] ? lock_downgrade+0x8e0/0x8e0 [ 497.305487] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 497.310495] ? lock_acquire+0x1dc/0x520 [ 497.314453] ? genl_rcv+0x19/0x40 [ 497.317911] genl_rcv_msg+0xc6/0x170 [ 497.321614] netlink_rcv_skb+0x172/0x440 [ 497.325660] ? genl_family_rcv_msg+0x1120/0x1120 [ 497.330404] ? netlink_ack+0xbc0/0xbc0 [ 497.334276] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 497.339455] ? netlink_skb_destructor+0x210/0x210 [ 497.344287] genl_rcv+0x28/0x40 [ 497.347551] netlink_unicast+0x58b/0x740 [ 497.351605] ? netlink_attachskb+0x970/0x970 [ 497.356001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 497.361531] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 497.366532] ? security_netlink_send+0x88/0xb0 [ 497.371104] netlink_sendmsg+0x9f0/0xfa0 [ 497.375157] ? netlink_unicast+0x740/0x740 [ 497.379382] ? security_socket_sendmsg+0x94/0xc0 [ 497.384121] ? netlink_unicast+0x740/0x740 [ 497.388343] sock_sendmsg+0xd5/0x120 [ 497.392045] ___sys_sendmsg+0x805/0x940 [ 497.396018] ? copy_msghdr_from_user+0x560/0x560 [ 497.400776] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 497.406298] ? proc_fail_nth_write+0x96/0x1f0 [ 497.410784] ? __fget_light+0x2ef/0x430 [ 497.414744] ? fget_raw+0x20/0x20 [ 497.418181] ? find_held_lock+0x36/0x1c0 [ 497.422251] ? kasan_check_write+0x14/0x20 [ 497.426475] ? wait_for_completion+0x870/0x870 [ 497.431054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 497.436575] ? sockfd_lookup_light+0xc5/0x160 [ 497.441058] __sys_sendmsg+0x115/0x270 [ 497.444935] ? __ia32_sys_shutdown+0x80/0x80 [ 497.449328] ? __sb_end_write+0xac/0xe0 [ 497.453293] ? fput+0x130/0x1a0 [ 497.456559] ? ksys_write+0x1a6/0x250 [ 497.460359] __x64_sys_sendmsg+0x78/0xb0 [ 497.464410] do_syscall_64+0x1b1/0x800 [ 497.468283] ? finish_task_switch+0x1ca/0x840 [ 497.472764] ? syscall_return_slowpath+0x5c0/0x5c0 [ 497.477680] ? syscall_return_slowpath+0x30f/0x5c0 [ 497.482598] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 497.487950] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 497.492782] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 497.497954] RIP: 0033:0x455a09 [ 497.501127] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2018/06/04 22:45:21 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:21 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x3}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:21 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) socket$inet(0x2, 0x1, 0x0) [ 497.508821] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 497.516075] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 497.523327] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 497.530582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 497.537834] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000021 2018/06/04 22:45:21 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xb00000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:21 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:21 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xfc00}, 0x1c) 2018/06/04 22:45:21 executing program 1 (fault-call:1 fault-nth:34): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:21 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) socket$inet(0x2, 0x1, 0x0) 2018/06/04 22:45:21 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=ANY=[@ANYBLOB, @ANYRES32=r2, @ANYBLOB="1000000002000000ac1414bb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) [ 497.712664] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 497.719004] FAULT_INJECTION: forcing a failure. [ 497.719004] name failslab, interval 1, probability 0, space 0, times 0 [ 497.734311] CPU: 1 PID: 1707 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 497.741149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 497.750498] Call Trace: [ 497.753090] dump_stack+0x1b9/0x294 [ 497.756729] ? dump_stack_print_info.cold.2+0x52/0x52 [ 497.761927] ? __might_sleep+0x95/0x190 [ 497.765915] should_fail.cold.4+0xa/0x1a [ 497.769977] ? graph_lock+0x170/0x170 [ 497.773779] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 497.778882] ? __lock_acquire+0x7f5/0x5140 [ 497.783116] ? mutex_trylock+0x2a0/0x2a0 [ 497.787172] ? graph_lock+0x170/0x170 [ 497.790968] ? find_held_lock+0x36/0x1c0 [ 497.795032] ? __lock_is_held+0xb5/0x140 [ 497.799098] ? check_same_owner+0x320/0x320 [ 497.803410] ? rcu_note_context_switch+0x710/0x710 [ 497.808328] ? kasan_check_write+0x14/0x20 [ 497.812553] __should_failslab+0x124/0x180 [ 497.816780] should_failslab+0x9/0x14 [ 497.820567] __kmalloc_track_caller+0x2c4/0x760 [ 497.825223] ? graph_lock+0x170/0x170 [ 497.829013] ? kasan_check_write+0x14/0x20 [ 497.833241] ? do_raw_spin_lock+0xc1/0x200 [ 497.837464] ? kstrdup_const+0x66/0x80 [ 497.841341] kstrdup+0x39/0x70 [ 497.844521] kstrdup_const+0x66/0x80 [ 497.848222] __kernfs_new_node+0xa8/0x580 [ 497.852360] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 497.857107] ? lock_downgrade+0x8e0/0x8e0 [ 497.861253] ? kasan_check_read+0x11/0x20 [ 497.865385] ? do_raw_spin_unlock+0x9e/0x2e0 [ 497.869781] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 497.874355] kernfs_new_node+0x80/0xf0 [ 497.878232] kernfs_create_link+0x33/0x180 [ 497.882454] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 497.887721] sysfs_create_link+0x65/0xc0 [ 497.891771] driver_sysfs_add+0x107/0x2a0 [ 497.895905] device_bind_driver+0x19/0xd0 [ 497.900049] mac80211_hwsim_new_radio+0x451/0x3410 [ 497.904966] ? string+0x21d/0x2c0 [ 497.908409] ? widen_string+0x2d0/0x2d0 [ 497.912377] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 497.918510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 497.924039] ? vsnprintf+0x242/0x1b40 [ 497.927835] ? pointer+0xa10/0xa10 [ 497.931365] ? rcu_note_context_switch+0x710/0x710 [ 497.936289] ? __lock_acquire+0x7f5/0x5140 [ 497.940514] ? kasprintf+0xa2/0xc0 [ 497.944045] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 497.949048] ? kvasprintf+0xe2/0x130 [ 497.952751] ? bust_spinlocks+0xe0/0xe0 [ 497.956720] ? kasprintf+0xa2/0xc0 [ 497.960247] ? kvasprintf_const+0x190/0x190 [ 497.964552] ? graph_lock+0x170/0x170 [ 497.968341] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 497.973521] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 497.979052] hwsim_new_radio_nl+0x7b8/0xa60 [ 497.983360] ? nla_parse+0x358/0x4a0 [ 497.987065] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 497.992248] ? __netlink_ns_capable+0x100/0x130 [ 497.996909] genl_family_rcv_msg+0x889/0x1120 [ 498.001400] ? genl_rcv+0x40/0x40 [ 498.004842] ? lock_downgrade+0x8e0/0x8e0 [ 498.008977] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 498.013985] ? kasan_check_read+0x11/0x20 [ 498.018123] ? lock_acquire+0x1dc/0x520 [ 498.022083] ? genl_rcv+0x19/0x40 [ 498.025536] genl_rcv_msg+0xc6/0x170 [ 498.029239] netlink_rcv_skb+0x172/0x440 [ 498.033287] ? genl_family_rcv_msg+0x1120/0x1120 [ 498.038040] ? netlink_ack+0xbc0/0xbc0 [ 498.041913] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 498.047094] ? netlink_skb_destructor+0x210/0x210 [ 498.051929] genl_rcv+0x28/0x40 [ 498.055195] netlink_unicast+0x58b/0x740 [ 498.059248] ? netlink_attachskb+0x970/0x970 [ 498.063643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 498.069167] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 498.074171] ? security_netlink_send+0x88/0xb0 [ 498.078741] netlink_sendmsg+0x9f0/0xfa0 [ 498.082795] ? netlink_unicast+0x740/0x740 [ 498.087033] ? security_socket_sendmsg+0x94/0xc0 [ 498.091776] ? netlink_unicast+0x740/0x740 [ 498.096002] sock_sendmsg+0xd5/0x120 [ 498.099732] ___sys_sendmsg+0x805/0x940 [ 498.103700] ? copy_msghdr_from_user+0x560/0x560 [ 498.108455] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 498.113977] ? proc_fail_nth_write+0x96/0x1f0 [ 498.118462] ? __fget_light+0x2ef/0x430 [ 498.122425] ? fget_raw+0x20/0x20 [ 498.125862] ? find_held_lock+0x36/0x1c0 [ 498.129914] ? kasan_check_write+0x14/0x20 [ 498.134139] ? wait_for_completion+0x870/0x870 [ 498.138717] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 498.144240] ? sockfd_lookup_light+0xc5/0x160 [ 498.148723] __sys_sendmsg+0x115/0x270 [ 498.152598] ? __ia32_sys_shutdown+0x80/0x80 [ 498.156994] ? __sb_end_write+0xac/0xe0 [ 498.160978] ? fput+0x130/0x1a0 [ 498.164245] ? ksys_write+0x1a6/0x250 [ 498.168735] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 498.173573] __x64_sys_sendmsg+0x78/0xb0 [ 498.177624] do_syscall_64+0x1b1/0x800 [ 498.181500] ? finish_task_switch+0x1ca/0x840 [ 498.185983] ? syscall_return_slowpath+0x5c0/0x5c0 [ 498.190903] ? syscall_return_slowpath+0x30f/0x5c0 [ 498.195826] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 498.201180] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 498.206020] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 498.211199] RIP: 0033:0x455a09 2018/06/04 22:45:21 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xf5ffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:21 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xa00], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 498.214371] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 498.222066] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 498.229319] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 498.236572] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 498.243824] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 498.251079] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000022 2018/06/04 22:45:21 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x3a000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:21 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xb}, 0x1c) 2018/06/04 22:45:22 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:22 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 498.383276] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:23 executing program 1 (fault-call:1 fault-nth:35): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:23 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x5000000000000}, 0x1c) 2018/06/04 22:45:23 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r3 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r5 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r5, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r4, 0x4c00, r5) sendfile(r4, r5, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r4, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r5, 0x4004af07, &(0x7f0000000000)=r5) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) [ 499.543603] FAULT_INJECTION: forcing a failure. [ 499.543603] name failslab, interval 1, probability 0, space 0, times 0 [ 499.555055] CPU: 1 PID: 1743 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 499.561890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 499.571234] Call Trace: [ 499.573820] dump_stack+0x1b9/0x294 [ 499.577451] ? dump_stack_print_info.cold.2+0x52/0x52 [ 499.582639] ? finish_task_switch+0x1ca/0x840 [ 499.587129] ? finish_task_switch+0x182/0x840 [ 499.591624] should_fail.cold.4+0xa/0x1a [ 499.595687] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 499.600794] ? __schedule+0x809/0x1e30 [ 499.604682] ? kasan_check_write+0x14/0x20 [ 499.608920] ? __sched_text_start+0x8/0x8 [ 499.613062] ? find_held_lock+0x36/0x1c0 [ 499.617138] ? __lock_is_held+0xb5/0x140 [ 499.621218] ? check_same_owner+0x320/0x320 [ 499.625548] ? mark_held_locks+0xc9/0x160 [ 499.629704] __should_failslab+0x124/0x180 [ 499.633946] should_failslab+0x9/0x14 [ 499.637751] kmem_cache_alloc_trace+0x2cb/0x780 2018/06/04 22:45:23 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:23 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) 2018/06/04 22:45:23 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) open_by_handle_at(r0, &(0x7f0000000000)={0x69, 0xffffffff, "530850406886960c3cfdecf5a0d0040e528d25ecd3f2926ba1c03ff7ec37cdfa7da617a2fe99c89c8fe64862bee1240205627b4a36b82e0af392f29645dc8a4a0a66e21a694bfcee9fb4e891d87219185761bda1c6219f432d4b7e74e7f40f4e1c"}, 0x8041) 2018/06/04 22:45:23 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xb00}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 499.642422] ? trace_hardirqs_on+0xd/0x10 [ 499.646580] ? queue_work_on+0x12c/0x1e0 [ 499.650649] ? device_create_file+0x1e0/0x1e0 [ 499.655156] kobject_uevent_env+0x20f/0xea0 [ 499.659477] ? _raw_spin_unlock_irq+0x27/0x70 [ 499.663989] kobject_uevent+0x1f/0x30 [ 499.667800] driver_bound+0x1a3/0x220 [ 499.671605] device_bind_driver+0xb3/0xd0 [ 499.675762] mac80211_hwsim_new_radio+0x451/0x3410 [ 499.680703] ? string+0x21d/0x2c0 [ 499.684164] ? widen_string+0x2d0/0x2d0 [ 499.688153] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 499.694305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 499.699848] ? vsnprintf+0x242/0x1b40 [ 499.703655] ? pointer+0xa10/0xa10 [ 499.707199] ? rcu_note_context_switch+0x710/0x710 [ 499.712120] ? __lock_acquire+0x7f5/0x5140 [ 499.716346] ? kasprintf+0xa2/0xc0 [ 499.719877] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 499.724882] ? kvasprintf+0xe2/0x130 [ 499.728584] ? bust_spinlocks+0xe0/0xe0 [ 499.732555] ? kasprintf+0xa2/0xc0 [ 499.736082] ? kvasprintf_const+0x190/0x190 [ 499.740387] ? graph_lock+0x170/0x170 [ 499.744178] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 499.749355] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 499.754883] hwsim_new_radio_nl+0x7b8/0xa60 [ 499.759191] ? nla_parse+0x358/0x4a0 [ 499.762894] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 499.768073] ? __netlink_ns_capable+0x100/0x130 [ 499.772732] genl_family_rcv_msg+0x889/0x1120 [ 499.777219] ? genl_rcv+0x40/0x40 [ 499.780662] ? lock_downgrade+0x8e0/0x8e0 [ 499.784845] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 499.789855] ? kasan_check_read+0x11/0x20 [ 499.793992] ? lock_acquire+0x1dc/0x520 [ 499.797953] ? genl_rcv+0x19/0x40 [ 499.801405] genl_rcv_msg+0xc6/0x170 [ 499.805110] netlink_rcv_skb+0x172/0x440 [ 499.809160] ? genl_family_rcv_msg+0x1120/0x1120 [ 499.813901] ? netlink_ack+0xbc0/0xbc0 [ 499.817777] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 499.822952] ? netlink_skb_destructor+0x210/0x210 [ 499.827788] genl_rcv+0x28/0x40 [ 499.831057] netlink_unicast+0x58b/0x740 [ 499.835109] ? netlink_attachskb+0x970/0x970 [ 499.839507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 499.845038] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 499.850048] ? security_netlink_send+0x88/0xb0 [ 499.854618] netlink_sendmsg+0x9f0/0xfa0 [ 499.858673] ? netlink_unicast+0x740/0x740 [ 499.862900] ? security_socket_sendmsg+0x94/0xc0 [ 499.867642] ? netlink_unicast+0x740/0x740 [ 499.871870] sock_sendmsg+0xd5/0x120 [ 499.875574] ___sys_sendmsg+0x805/0x940 [ 499.879540] ? copy_msghdr_from_user+0x560/0x560 [ 499.884291] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 499.889811] ? proc_fail_nth_write+0x96/0x1f0 [ 499.894296] ? __fget_light+0x2ef/0x430 [ 499.898258] ? fget_raw+0x20/0x20 [ 499.901694] ? find_held_lock+0x36/0x1c0 [ 499.905748] ? kasan_check_write+0x14/0x20 [ 499.909974] ? wait_for_completion+0x870/0x870 [ 499.914552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 499.920075] ? sockfd_lookup_light+0xc5/0x160 [ 499.924559] __sys_sendmsg+0x115/0x270 [ 499.928435] ? __ia32_sys_shutdown+0x80/0x80 [ 499.932832] ? __sb_end_write+0xac/0xe0 [ 499.936797] ? fput+0x130/0x1a0 [ 499.940062] ? ksys_write+0x1a6/0x250 [ 499.943861] __x64_sys_sendmsg+0x78/0xb0 [ 499.947912] do_syscall_64+0x1b1/0x800 [ 499.951787] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 499.956616] ? syscall_return_slowpath+0x5c0/0x5c0 [ 499.961536] ? syscall_return_slowpath+0x30f/0x5c0 [ 499.966456] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 499.971811] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 499.976650] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 499.981825] RIP: 0033:0x455a09 [ 499.984997] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 499.992700] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 499.999953] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 500.007205] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 500.014458] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 500.021713] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000023 2018/06/04 22:45:23 executing program 5: io_setup(0x800, &(0x7f0000000040)=0x0) r1 = perf_event_open$cgroup(&(0x7f0000000180)={0x2, 0x70, 0x800000000000000, 0x2, 0x80000000, 0x4, 0x0, 0x7f, 0x8800, 0x2, 0x5, 0x7ff, 0x10000, 0x100000000, 0x8, 0x0, 0xfffffffffffffffe, 0x400, 0x5, 0x800, 0x7fffffff, 0xffffffffffffff06, 0x0, 0x4, 0x7ff, 0x3, 0x7, 0xfffffffffffffff9, 0xff, 0x9, 0x2, 0x1, 0x621c, 0x3f, 0xffffffffffffff64, 0x0, 0x2, 0x31e, 0x0, 0x19, 0x3, @perf_bp={&(0x7f0000000140), 0x8}, 0x480, 0x697a, 0x334, 0x7, 0x295, 0xfff, 0x7ff}, 0xffffffffffffffff, 0xb, 0xffffffffffffff9c, 0x1) r2 = eventfd2(0x55a, 0x80801) r3 = syz_open_dev$sndmidi(&(0x7f0000000300)='/dev/snd/midiC#D#\x00', 0x36, 0x400001) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x2000, 0x0) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000080)=0x100000001) r5 = socket$alg(0x26, 0x5, 0x0) r6 = dup3(0xffffffffffffff9c, 0xffffffffffffffff, 0x80000) r7 = accept4$packet(0xffffffffffffff9c, &(0x7f0000001480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000014c0)=0x14, 0x800) r8 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000015c0)='/proc/self/net/pfkey\x00', 0x80002, 0x0) r9 = socket$vsock_stream(0x28, 0x1, 0x0) pipe2(&(0x7f0000001740)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) r11 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r12 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000001900)={0xffffffffffffff9c, 0x1, 0x1, 0x7, &(0x7f00000018c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x8}, 0x20) r13 = socket$inet_tcp(0x2, 0x1, 0x0) r14 = syz_open_dev$dspn(&(0x7f0000001a80)='/dev/dsp#\x00', 0x7, 0x280) r15 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000001b40)={&(0x7f0000001b00)='./file0\x00', 0x0, 0x10}, 0x10) r16 = open(&(0x7f0000001c80)='./file0\x00', 0xa0000, 0x0) r17 = eventfd2(0x6, 0x80800) r18 = syz_open_dev$mouse(&(0x7f0000001d40)='/dev/input/mouse#\x00', 0x5, 0x103000) r19 = syz_open_dev$dmmidi(&(0x7f0000001dc0)='/dev/dmmidi#\x00', 0x2, 0x191000) r20 = openat$autofs(0xffffffffffffff9c, &(0x7f0000001f00)='/dev/autofs\x00', 0x40000, 0x0) io_submit(r0, 0xa, &(0x7f0000001f80)=[&(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x1, r1, &(0x7f0000000200)="abbc3ab1cfa6e461de8c6c177d64f159d385b166216a71d1a26013408341e813f096dd1a79b573e863d22894fe317035d9dce57a845f57d4454c60f7fcee504b59621270fc8dc63ca73bc27053cf59896a6d15a13b8deb67bd0fd3e97df0680417d6d644d55d8d7aaff5d63d9e98618dfc01862288dda1d3000bf84817336b9b7a839292af14257a7f4f", 0x8a, 0x1ff, 0x0, 0x0, r2}, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x7, 0x401, r3, &(0x7f0000000440)="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", 0x1000, 0xb98a, 0x0, 0x1, r4}, &(0x7f0000001440)={0x0, 0x0, 0x0, 0x0, 0x1ff, r5, &(0x7f00000003c0)="001a8bd33e1be550d746213efb58a5f82ffd8e570e", 0x15, 0x81, 0x0, 0x0, r6}, &(0x7f0000001600)={0x0, 0x0, 0x0, 0x2, 0x100000001, r7, &(0x7f0000001500)="c9bff4dc791596a83da99c93180709501edcf319e03107ef335927a62b92d5ecc78cccf7298e5fb9611325ef3457fa539c28923de08fb6ca39aa3faaabe9f87be1d258b4d154faeba560ed55d7da166fed960364d903f795c6fa5324a3355c017c17e12c2522065e5a7b5cb294224705a1d1fc7f7539266001ca708928fa21368963430b921c9e2d4b517ef7f234bdd39866d242dda736d304cd9285d819e0a1b00422080cbc0bf8", 0xa8, 0x82, 0x0, 0x0, r8}, &(0x7f0000001780)={0x0, 0x0, 0x0, 0x2, 0x0, r9, &(0x7f0000001640)="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", 0xfb, 0xfffffffeffffffff, 0x0, 0x1, r10}, &(0x7f0000001940)={0x0, 0x0, 0x0, 0xf, 0x2, r11, &(0x7f00000017c0)="af0b87d05e92aec0af77ba69150f0152c836e9027b12fffa065461b1e49a9958d4b1403a9201c39e3b25fd9f38dc4821c3d7400cf1bed88e192867ac32121a341861013e874e73d44a45cbdebac2dfa93997f904c495aedcaf7784c385cb27f41fbb15d15c5605bc0ad6fc0df0f52f62277ca67ea4b7bf80057b7b402dfa220af8bb472bb6d42280239d661558cc4c32587449879e3ea87572d81f9fc3fde834855bf6151f3f28ed529bbe97841d757d3c611f4c4f999f2a219af94ebd332997e4c5fb299eba86da204841666e4123e67b51f13aba0d441403779a8e72495a2d6be4e03a4e36b3d05fa8ae3ce074c66a58398cbe9683d162fa", 0xf9, 0xffff, 0x0, 0x0, r12}, &(0x7f0000001ac0)={0x0, 0x0, 0x0, 0xf, 0x23c, r13, &(0x7f0000001980)="fdda556413c891603a9bf34816a0c89ec9c1fb37bb29eb7956b37956bbac41c82b9354c6290a017cd7d50c7d31fa7f3a511692fda0deb26febabfee754a5662f737efa779fe56af3f3043a72e5643715c05f02d35990a44529da0c2498d5361d91cc8ab4885756b2bc9858af095485133838102ace12946c7a082fba5f823061841e9a4f31e3e5063e273e7c322fde8cc17526617208ceafeb67770d08ecf69b9d442faacb198f757cdcb4d20b630cc6a083771e090db206417c54338c91432390", 0xc1, 0xfff, 0x0, 0x0, r14}, &(0x7f0000001cc0)={0x0, 0x0, 0x0, 0x7, 0xff, r15, &(0x7f0000001b80)="4dfa1200ef44541fcfa5012663e12f7b62561b8a2e28310f04f81cd441a951bdfe683a4313cc5bb2cc8eedbaf8ff091a7206c7341127bd411575a0c56a91e6d65e4667e481b663158c04f53f6353864457bb06e5a1c2754299b2c4e20a2ccf4c5b36bca543067e3891ec81f851773bf5413cfad675a5df3f5effce23356d7f7702e8a14e89d7cee6ecd9459758f2462f24da1a9701beda23565907dff3f63457a1a3afd65d317934a667ee830fdce58a8205c43422517267b0ce687fa4cd4829e72a7fad9464df2bed91e12d51c93f6588b9e788", 0xd4, 0x0, 0x0, 0x0, r16}, &(0x7f0000001d80)={0x0, 0x0, 0x0, 0x0, 0x4, r17, &(0x7f0000001d00)="2512a6c6", 0x4, 0x9, 0x0, 0x1, r18}, &(0x7f0000001f40)={0x0, 0x0, 0x0, 0x6, 0x2c40000000000000, r19, &(0x7f0000001e00)="ee425be7ebf0dd711615ce04a35caeab31282ad900af5ccaaae707162ee6c8e37b17da566244251da51f1763fbff5b6e0502b6f3bad7fb4e04f191b0ee7dc30208f9a66869004afa0a79fda9fc68dc9f9f6acb87ca8cb48303f12d84c9414a0b80b951c33cc4fbd2f730a73c06dac496bc334c8e370b33aceae90a22573ce1c5eedb26f008251b3c3c26f7323caf92e6cc7409fa00254ea75af9fac40ae9490c76dc1f064188464b0c447c628feb4412b12ccc7708f15452aaff21494e4e6486d71812c6", 0xc4, 0x9c8e, 0x0, 0x0, r20}]) sendmsg$key(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000002000)=ANY=[@ANYBLOB="020400000200d535000000000000f9ff0283e6afcaac3e7ccf921c2525540523aae2f9a2f40ddff2a784efae9b2aa00a38dd9ea8d23828baa283b0a73f6b3bd4040e928105f6cc9c494130eb63c817a34cf30051f7d0db26133df925495e32b814f0148a1cd2723786ce6f631e7f9e3e1227c9b7cf44e075d0fb571e639878228feabf490e1c092e6bdbe0e1d84310e0d99303b5f6cf7d09ef080a4748e98bafe20c80c25204881fce27a1448cdef9ab1ecb15f5c5380f2f5cabe8df2a461d2eb186a52e3926be2b5a88bcd4dfa2ea07e6"], 0x10}, 0x1}, 0x0) r21 = socket$key(0xf, 0x3, 0x2) io_submit(r0, 0x1, &(0x7f0000000400)=[&(0x7f0000000000)={0x0, 0x0, 0x0, 0x1, 0x0, r21, &(0x7f0000000080)}]) 2018/06/04 22:45:23 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) [ 500.045078] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:23 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:23 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:24 executing program 5: eventfd2(0xfffffffffffffe00, 0x80000) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r0, 0x893e, &(0x7f0000000080)={'team_slave_1\x00', @ifru_data=&(0x7f0000000040)="bb0d6dec4b60d4924c84320368e64ce3b299ceb346342e992f10f2f3889d2144"}) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000a00)={'lo\x00', &(0x7f00000000c0)=ANY=[@ANYBLOB="6dce674ec9ec2d72f69247ad9bf54180526de67e2d1b31f90ce69f82f1afe67ba0bf8c1bbb2d8ff77fd9d39aef115d76cf54925d245a18b449ad3c7347b9a887dd541a23cdcbe87f100b7e619c7a9018c4e030ba804b97a32608266501b95d2549"]}) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e22, @multicast1=0xe0000001}, 0x10) 2018/06/04 22:45:24 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3023, 0x0) 2018/06/04 22:45:24 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xc0ffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:24 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xa00}, 0x1c) 2018/06/04 22:45:24 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:24 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x7f, 0x800) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:24 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r3 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r5 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r5, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r4, 0x4c00, r5) sendfile(r4, r5, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r4, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r5, 0x4004af07, &(0x7f0000000000)=r5) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:24 executing program 1 (fault-call:1 fault-nth:36): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:24 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x4], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 500.669860] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 500.677361] FAULT_INJECTION: forcing a failure. [ 500.677361] name failslab, interval 1, probability 0, space 0, times 0 [ 500.691514] CPU: 1 PID: 1786 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 500.698352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 500.707700] Call Trace: [ 500.710292] dump_stack+0x1b9/0x294 [ 500.713932] ? dump_stack_print_info.cold.2+0x52/0x52 [ 500.719139] should_fail.cold.4+0xa/0x1a [ 500.723209] ? __kmalloc_track_caller+0x14a/0x760 [ 500.728060] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 500.733171] ? device_bind_driver+0x19/0xd0 [ 500.737504] ? mac80211_hwsim_new_radio+0x451/0x3410 [ 500.742615] ? hwsim_new_radio_nl+0x7b8/0xa60 [ 500.747119] ? genl_family_rcv_msg+0x889/0x1120 [ 500.751793] ? genl_rcv_msg+0xc6/0x170 [ 500.755684] ? netlink_rcv_skb+0x172/0x440 [ 500.759921] ? genl_rcv+0x28/0x40 [ 500.763380] ? graph_lock+0x170/0x170 2018/06/04 22:45:24 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 500.767183] ? __sys_sendmsg+0x115/0x270 [ 500.771249] ? __x64_sys_sendmsg+0x78/0xb0 [ 500.775489] ? do_syscall_64+0x1b1/0x800 [ 500.779552] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 500.784936] ? find_held_lock+0x36/0x1c0 [ 500.789006] ? __lock_is_held+0xb5/0x140 [ 500.793077] ? __kprobes_text_end+0x83798/0x10ef68 [ 500.798025] ? check_same_owner+0x320/0x320 [ 500.802362] ? rcu_note_context_switch+0x710/0x710 [ 500.807295] ? rcu_read_lock_sched_held+0x108/0x120 [ 500.812322] __should_failslab+0x124/0x180 [ 500.816573] should_failslab+0x9/0x14 2018/06/04 22:45:24 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xe00000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 500.820381] kmem_cache_alloc+0x2af/0x760 [ 500.824533] ? memcpy+0x45/0x50 [ 500.827821] ? kstrdup+0x59/0x70 [ 500.831196] __kernfs_new_node+0xe7/0x580 [ 500.835347] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 500.840113] ? lock_downgrade+0x8e0/0x8e0 [ 500.844270] ? kasan_check_read+0x11/0x20 [ 500.848420] ? do_raw_spin_unlock+0x9e/0x2e0 [ 500.852837] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 500.857422] kernfs_new_node+0x80/0xf0 [ 500.861321] kernfs_create_link+0x33/0x180 [ 500.865569] sysfs_do_create_link_sd.isra.2+0x90/0x130 2018/06/04 22:45:24 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x5405], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 500.870855] sysfs_create_link+0x65/0xc0 [ 500.874924] driver_sysfs_add+0x107/0x2a0 [ 500.879075] device_bind_driver+0x19/0xd0 [ 500.883227] mac80211_hwsim_new_radio+0x451/0x3410 [ 500.888164] ? string+0x21d/0x2c0 [ 500.891623] ? widen_string+0x2d0/0x2d0 [ 500.895610] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 500.901759] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 500.907299] ? vsnprintf+0x242/0x1b40 [ 500.911109] ? pointer+0xa10/0xa10 [ 500.914652] ? rcu_note_context_switch+0x710/0x710 [ 500.919585] ? __lock_acquire+0x7f5/0x5140 [ 500.923825] ? kasprintf+0xa2/0xc0 [ 500.927370] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 500.932389] ? kvasprintf+0xe2/0x130 [ 500.936106] ? bust_spinlocks+0xe0/0xe0 [ 500.940094] ? kasprintf+0xa2/0xc0 [ 500.943640] ? kvasprintf_const+0x190/0x190 [ 500.947962] ? graph_lock+0x170/0x170 [ 500.951768] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 500.956963] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 500.962508] hwsim_new_radio_nl+0x7b8/0xa60 [ 500.966831] ? nla_parse+0x358/0x4a0 2018/06/04 22:45:24 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xa00000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 500.970558] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 500.975758] ? __netlink_ns_capable+0x100/0x130 [ 500.980438] genl_family_rcv_msg+0x889/0x1120 [ 500.984947] ? genl_rcv+0x40/0x40 [ 500.988407] ? lock_downgrade+0x8e0/0x8e0 [ 500.992561] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 500.997593] ? lock_acquire+0x1dc/0x520 [ 501.001575] ? genl_rcv+0x19/0x40 [ 501.005047] genl_rcv_msg+0xc6/0x170 [ 501.008768] netlink_rcv_skb+0x172/0x440 [ 501.012833] ? genl_family_rcv_msg+0x1120/0x1120 [ 501.017590] ? netlink_ack+0xbc0/0xbc0 [ 501.021481] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 501.026675] ? netlink_skb_destructor+0x210/0x210 [ 501.031530] genl_rcv+0x28/0x40 [ 501.034819] netlink_unicast+0x58b/0x740 [ 501.038894] ? netlink_attachskb+0x970/0x970 [ 501.043306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 501.048848] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 501.053864] ? security_netlink_send+0x88/0xb0 [ 501.058450] netlink_sendmsg+0x9f0/0xfa0 [ 501.062520] ? netlink_unicast+0x740/0x740 [ 501.066763] ? security_socket_sendmsg+0x94/0xc0 [ 501.071516] ? netlink_unicast+0x740/0x740 [ 501.075756] sock_sendmsg+0xd5/0x120 [ 501.079470] ___sys_sendmsg+0x805/0x940 [ 501.083450] ? copy_msghdr_from_user+0x560/0x560 [ 501.088213] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 501.093752] ? proc_fail_nth_write+0x96/0x1f0 [ 501.098252] ? __fget_light+0x2ef/0x430 [ 501.102226] ? fget_raw+0x20/0x20 [ 501.105676] ? find_held_lock+0x36/0x1c0 [ 501.109741] ? kasan_check_write+0x14/0x20 [ 501.113984] ? wait_for_completion+0x870/0x870 [ 501.118578] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 501.124112] ? sockfd_lookup_light+0xc5/0x160 [ 501.128608] __sys_sendmsg+0x115/0x270 [ 501.132499] ? __ia32_sys_shutdown+0x80/0x80 [ 501.136909] ? __sb_end_write+0xac/0xe0 [ 501.140883] ? fput+0x130/0x1a0 [ 501.144162] ? ksys_write+0x1a6/0x250 [ 501.147980] __x64_sys_sendmsg+0x78/0xb0 [ 501.152048] do_syscall_64+0x1b1/0x800 [ 501.155934] ? finish_task_switch+0x1ca/0x840 [ 501.160434] ? syscall_return_slowpath+0x5c0/0x5c0 [ 501.165365] ? syscall_return_slowpath+0x30f/0x5c0 [ 501.170299] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 501.175664] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 501.180514] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 501.185700] RIP: 0033:0x455a09 [ 501.188883] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 501.196591] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 501.203854] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 501.211121] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 501.218384] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 501.225649] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000024 2018/06/04 22:45:25 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x11000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:25 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x80ffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:25 executing program 5: removexattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'btrfs.', '\x00'}) listxattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=""/6, 0x6) r0 = syz_open_dev$vcsn(&(0x7f0000000100)='/dev/vcs#\x00', 0x1ff, 0x1) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000140)) removexattr(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)=@known='security.evm\x00') getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000280)={0x0, 0x48, &(0x7f0000000200)=[@in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1e}}, @in6={0xa, 0x4e21, 0xffff, @empty, 0x8}, @in6={0xa, 0x4e22, 0x9, @empty, 0x1f}]}, &(0x7f00000002c0)=0x10) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000300)={0x0, @in={{0x2, 0x4e20, @broadcast=0xffffffff}}}, &(0x7f00000003c0)=0x84) getsockopt$inet_sctp_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000400)={r1, 0x1, 0x5c7, 0x5, 0x9, 0xfffffffffffffc01, 0x1000, 0x4, {r2, @in6={{0xa, 0x4e23, 0x9, @dev={0xfe, 0x80, [], 0xe}, 0x8}}, 0x3, 0xffff00, 0x7, 0x200, 0xbcc}}, &(0x7f00000004c0)=0xb0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000500)={r2, 0xfffffffffffffffb}, &(0x7f0000000540)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r0, 0x84, 0x23, &(0x7f0000000580)={r1, 0x8000}, 0x8) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000005c0)='bbr\x00', 0x4) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000600)=0x0) ptrace$setregs(0xd, r4, 0x0, &(0x7f0000000640)="2d2d123de68e0b3195b7fa05999619a011fb6f0f833a9c4421ca458974071576ed8dca45edfd60d2d876ef918ac0f9895f3a2175db02") getsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f0000000680)=0x100000000, &(0x7f00000006c0)=0x1) setsockopt$inet6_tcp_TLS_TX(r0, 0x6, 0x1, &(0x7f0000000700)={0x303, 0x33}, 0x4) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000740)=@assoc_id=r3, &(0x7f0000000780)=0x4) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f00000007c0)={r5, 0x3f}, 0x8) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000800)={r3, 0x6, 0x9, 0x6}, 0x10) getsockopt$EBT_SO_GET_INFO(r0, 0x0, 0x80, &(0x7f0000000840)={'nat\x00'}, &(0x7f00000008c0)=0x78) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000900)={0xffffffffffffffff, 0xffffffffffffffff}) sendto$inet(r0, &(0x7f0000000940)="ec", 0x1, 0x40080, &(0x7f0000000980)={0x2, 0x4e21, @broadcast=0xffffffff}, 0x10) getsockopt$inet_mreqn(r0, 0x0, 0x0, &(0x7f00000009c0)={@rand_addr, @rand_addr}, &(0x7f0000000a00)=0xc) exit_group(0x80) ioctl$TIOCGETD(r0, 0x5424, &(0x7f0000000a40)) fstat(r7, &(0x7f0000000ac0)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000b40)={{{@in=@multicast1, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in=@rand_addr}}, &(0x7f0000000c40)=0xe8) lstat(&(0x7f0000000c80)='./file0\x00', &(0x7f0000000cc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getresgid(&(0x7f0000000d40)=0x0, &(0x7f0000000d80), &(0x7f0000000dc0)) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000001380)=@nat={'nat\x00', 0x19, 0x4, 0x548, [0x20000e00, 0x0, 0x0, 0x20000f88, 0x200011f8], 0x0, &(0x7f0000000a80), &(0x7f0000000e00)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x5, 0x20, 0x8137, 'sit0\x00', 'erspan0\x00', 'gretap0\x00', 'rose0\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}, [0x0, 0xff, 0x0, 0xff, 0x0, 0xff], 0xb0, 0x120, 0x158, [@owner={'owner\x00', 0x18, {{r8, r9, r10, r11, 0x4, 0x3}}}]}, [@common=@mark={'mark\x00', 0x10, {{0xffffffc0, 0xfffffffffffffffc}}}, @arpreply={'arpreply\x00', 0x10, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 0xfffffffffffffffc}}}]}, @arpreply={'arpreply\x00', 0x10, {{@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}}}}]}, {0x0, '\x00', 0x1, 0xffffffffffffffff, 0x2, [{{{0x17, 0x40, 0xc, 'sit0\x00', 'ip_vti0\x00', 'bcsf0\x00', 'dummy0\x00', @empty, [0xff, 0x0, 0x0, 0xff, 0xff, 0xff], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1a}, [0x0, 0xff, 0x0, 0xff, 0x0, 0xff], 0xa8, 0xa8, 0x120, [@mac={'mac\x00', 0x10, {{@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xc}, 0x8}}}]}}, @common=@NFLOG={'NFLOG\x00', 0x50, {{0x1c53, 0x2, 0x9, 0x0, 0x0, "2a748be11ebdb15887e063a7d5b924a7b51fba33cf3d9bb5d2b3560f7656de88a648d36995170cebade300968f7de1ae6399a02028d384a0c53efed92a0bae90"}}}}, {{{0x19, 0xc, 0x88be, 'syzkaller1\x00', 'veth1_to_team\x00', '\x00', 'syzkaller0\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0xff, 0x0, 0xff, 0xff], @empty, [0x0, 0x0, 0xff, 0xff], 0xb0, 0xe8, 0x120, [@statistic={'statistic\x00', 0x18, {{0x0, 0x1, 0x10001, 0x4, 0x4, 0x3}}}]}, [@arpreply={'arpreply\x00', 0x10, {{@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, 0xffffffffffffffff}}}]}, @arpreply={'arpreply\x00', 0x10, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 0xfffffffffffffffd}}}}]}, {0x0, '\x00', 0x3, 0xfffffffffffffffe, 0x1, [{{{0xb, 0x8, 0x0, 'syzkaller1\x00', 'nr0\x00', 'ip6gre0\x00', 'ifb0\x00', @empty, [0xff, 0xff, 0xff, 0xff, 0x0, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0xff, 0x0, 0xff], 0xb8, 0xe8, 0x120, [@limit={'limit\x00', 0x20, {{0xfffffffffffffff9, 0x7, 0x9, 0x0, 0xc6, 0x2}}}]}, [@common=@STANDARD={'\x00', 0x8, {0xfffffffffffffffd}}]}, @arpreply={'arpreply\x00', 0x10, {{@random="385b406213d9", 0xffffffffffffffff}}}}]}]}, 0x5c0) ioctl$int_in(r6, 0x5452, &(0x7f0000001400)=0x3) 2018/06/04 22:45:25 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:25 executing program 1 (fault-call:1 fault-nth:37): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:25 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) recvfrom(r0, &(0x7f0000000740)=""/4096, 0x1000, 0x100, &(0x7f0000001740)=@llc={0x1a, 0x56f92ba22d8883c4, 0x200, 0x3, 0xff, 0x4, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:25 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x5555}, 0x1c) 2018/06/04 22:45:25 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x101000, 0x0) ioctl$TCSETAW(r3, 0x5407, &(0x7f0000000040)={0x8b, 0x9, 0x3f, 0x100, 0x9, 0x0, 0x7, 0xafb, 0xffffffff, 0x3ff}) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) [ 501.789170] FAULT_INJECTION: forcing a failure. [ 501.789170] name failslab, interval 1, probability 0, space 0, times 0 [ 501.800501] CPU: 1 PID: 1831 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 501.807348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 501.816715] Call Trace: [ 501.819344] dump_stack+0x1b9/0x294 [ 501.822982] ? dump_stack_print_info.cold.2+0x52/0x52 [ 501.828184] ? kobject_uevent_env+0x62e/0xea0 [ 501.832689] should_fail.cold.4+0xa/0x1a [ 501.836759] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 501.841781] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 501.846889] ? __might_sleep+0x95/0x190 [ 501.850855] ? graph_lock+0x170/0x170 [ 501.854643] ? __mutex_lock+0x7d9/0x17f0 [ 501.858689] ? string+0x21d/0x2c0 [ 501.862129] ? kobject_uevent_env+0x62e/0xea0 [ 501.866611] ? find_held_lock+0x36/0x1c0 [ 501.870663] ? __lock_is_held+0xb5/0x140 [ 501.874710] ? vti6_ioctl+0x850/0xab0 [ 501.878506] ? check_same_owner+0x320/0x320 [ 501.882819] ? rcu_note_context_switch+0x710/0x710 [ 501.887733] ? put_dec+0xf0/0xf0 [ 501.891083] ? format_decode+0x1a9/0xae0 [ 501.895130] __should_failslab+0x124/0x180 [ 501.899352] should_failslab+0x9/0x14 [ 501.903140] kmem_cache_alloc_node+0x272/0x780 [ 501.907721] __alloc_skb+0x111/0x780 [ 501.911427] ? skb_scrub_packet+0x580/0x580 [ 501.915735] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 501.920920] ? netlink_has_listeners+0x2ff/0x4c0 [ 501.925663] ? netlink_tap_init_net+0x3c0/0x3c0 [ 501.930331] kobject_uevent_env+0x801/0xea0 [ 501.934656] ? _raw_spin_unlock_irq+0x27/0x70 [ 501.939149] kobject_uevent+0x1f/0x30 [ 501.942937] driver_bound+0x1a3/0x220 [ 501.946727] device_bind_driver+0xb3/0xd0 [ 501.950865] mac80211_hwsim_new_radio+0x451/0x3410 [ 501.955779] ? string+0x21d/0x2c0 [ 501.959218] ? widen_string+0x2d0/0x2d0 [ 501.963184] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 501.969316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 501.974836] ? vsnprintf+0x242/0x1b40 [ 501.978629] ? pointer+0xa10/0xa10 [ 501.982167] ? rcu_note_context_switch+0x710/0x710 [ 501.987081] ? __lock_acquire+0x7f5/0x5140 [ 501.991304] ? kasprintf+0xa2/0xc0 [ 501.994833] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 501.999834] ? kvasprintf+0xe2/0x130 [ 502.003534] ? bust_spinlocks+0xe0/0xe0 [ 502.007502] ? kasprintf+0xa2/0xc0 [ 502.011034] ? kvasprintf_const+0x190/0x190 [ 502.015339] ? graph_lock+0x170/0x170 [ 502.019125] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 502.024301] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 502.029926] hwsim_new_radio_nl+0x7b8/0xa60 [ 502.034230] ? nla_parse+0x358/0x4a0 [ 502.037930] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 502.043110] ? __netlink_ns_capable+0x100/0x130 [ 502.047770] genl_family_rcv_msg+0x889/0x1120 [ 502.052257] ? genl_rcv+0x40/0x40 [ 502.055697] ? lock_downgrade+0x8e0/0x8e0 [ 502.059831] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 502.064836] ? kasan_check_read+0x11/0x20 [ 502.068972] ? lock_acquire+0x1dc/0x520 [ 502.072930] ? genl_rcv+0x19/0x40 [ 502.076387] genl_rcv_msg+0xc6/0x170 [ 502.080088] netlink_rcv_skb+0x172/0x440 [ 502.084134] ? genl_family_rcv_msg+0x1120/0x1120 [ 502.088876] ? netlink_ack+0xbc0/0xbc0 [ 502.092748] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 502.097923] ? netlink_skb_destructor+0x210/0x210 [ 502.102759] genl_rcv+0x28/0x40 [ 502.106029] netlink_unicast+0x58b/0x740 [ 502.110081] ? netlink_attachskb+0x970/0x970 [ 502.114484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 502.120012] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 502.125023] ? security_netlink_send+0x88/0xb0 [ 502.129595] netlink_sendmsg+0x9f0/0xfa0 [ 502.133648] ? netlink_unicast+0x740/0x740 [ 502.137875] ? security_socket_sendmsg+0x94/0xc0 [ 502.142615] ? netlink_unicast+0x740/0x740 [ 502.146837] sock_sendmsg+0xd5/0x120 [ 502.150537] ___sys_sendmsg+0x805/0x940 [ 502.154502] ? copy_msghdr_from_user+0x560/0x560 [ 502.159256] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 502.164779] ? proc_fail_nth_write+0x96/0x1f0 [ 502.169714] ? __fget_light+0x2ef/0x430 [ 502.173675] ? fget_raw+0x20/0x20 [ 502.177111] ? find_held_lock+0x36/0x1c0 [ 502.181162] ? kasan_check_write+0x14/0x20 [ 502.185387] ? wait_for_completion+0x870/0x870 [ 502.189966] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 502.195491] ? sockfd_lookup_light+0xc5/0x160 [ 502.199975] __sys_sendmsg+0x115/0x270 [ 502.203852] ? __ia32_sys_shutdown+0x80/0x80 [ 502.208245] ? __sb_end_write+0xac/0xe0 [ 502.212206] ? fput+0x130/0x1a0 [ 502.215473] ? ksys_write+0x1a6/0x250 [ 502.219266] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 502.224104] __x64_sys_sendmsg+0x78/0xb0 [ 502.228152] do_syscall_64+0x1b1/0x800 [ 502.232055] ? finish_task_switch+0x1ca/0x840 [ 502.236548] ? syscall_return_slowpath+0x5c0/0x5c0 [ 502.241462] ? syscall_return_slowpath+0x30f/0x5c0 [ 502.246382] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 502.251737] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 502.256572] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 502.261744] RIP: 0033:0x455a09 [ 502.264916] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 502.272610] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 502.279862] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 2018/06/04 22:45:25 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000200)='/dev/rfkill\x00', 0x0, 0x0) ioctl$sock_ipx_SIOCGIFADDR(r1, 0x8915, &(0x7f0000000240)={'veth0_to_bond\x00', {0x4, 0x8, 0x4, "9dc96863d003", 0x4}}) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/drop_entry\x00', 0x2, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r2, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e21, 0x200, @loopback={0x0, 0x1}, 0x9}, {0xa, 0x4e21, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x7}, 0xffffffffffff8001, [0x3, 0x8c, 0x0, 0x54f, 0x1fb5, 0x5, 0x200, 0xff]}, 0x5c) mkdirat$cgroup(r2, &(0x7f0000000180)='syz1\x00', 0x1ff) open$dir(&(0x7f00000001c0)='./file0\x00', 0x3d5f7f328ec4daf6, 0x20) getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000000)={'raw\x00'}, &(0x7f0000000080)=0x54) 2018/06/04 22:45:25 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:25 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x5800}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 502.287113] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 502.294367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 502.301619] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000025 [ 502.315789] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:25 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xa], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:25 executing program 5: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x100, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$int_in(r0, 0x5473, &(0x7f0000000000)=0x4) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0x5, 0x12, 0x3, 0x20}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r1, &(0x7f0000000000), &(0x7f0000000200)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000240)={r1, &(0x7f0000000000), &(0x7f0000000140)=""/144}, 0x18) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x40, 0x0) syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x5, 0x0) r2 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETPERSIST(r2, 0x400454cb, 0x0) 2018/06/04 22:45:25 executing program 1 (fault-call:1 fault-nth:38): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:25 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x4}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:25 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xc0fe}, 0x1c) 2018/06/04 22:45:25 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) [ 502.479204] FAULT_INJECTION: forcing a failure. [ 502.479204] name failslab, interval 1, probability 0, space 0, times 0 [ 502.490575] CPU: 1 PID: 1872 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 502.497422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 502.506773] Call Trace: [ 502.509368] dump_stack+0x1b9/0x294 [ 502.513008] ? dump_stack_print_info.cold.2+0x52/0x52 [ 502.518210] ? perf_trace_lock_acquire+0xe3/0x980 [ 502.523065] ? __unwind_start+0x166/0x330 [ 502.527230] should_fail.cold.4+0xa/0x1a [ 502.531302] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 502.536426] ? save_stack+0xa9/0xd0 [ 502.540062] ? graph_lock+0x170/0x170 [ 502.543862] ? kasan_kmalloc+0xc4/0xe0 [ 502.547736] ? kmem_cache_alloc_trace+0x152/0x780 [ 502.552568] ? kobject_uevent_env+0x20f/0xea0 [ 502.557050] ? kobject_uevent+0x1f/0x30 [ 502.561018] ? device_bind_driver+0xb3/0xd0 [ 502.565331] ? find_held_lock+0x36/0x1c0 [ 502.569384] ? __lock_is_held+0xb5/0x140 [ 502.573448] ? check_same_owner+0x320/0x320 [ 502.577761] ? rcu_note_context_switch+0x710/0x710 [ 502.582683] __should_failslab+0x124/0x180 [ 502.586911] should_failslab+0x9/0x14 [ 502.590698] __kmalloc+0x2c8/0x760 [ 502.594228] ? kobject_uevent_env+0x20f/0xea0 [ 502.598709] ? rcu_read_lock_sched_held+0x108/0x120 [ 502.603713] ? kobject_get_path+0xc2/0x1a0 [ 502.607934] ? trace_hardirqs_on+0xd/0x10 [ 502.612073] kobject_get_path+0xc2/0x1a0 [ 502.616128] kobject_uevent_env+0x234/0xea0 [ 502.620434] ? _raw_spin_unlock_irq+0x27/0x70 [ 502.624927] kobject_uevent+0x1f/0x30 [ 502.628719] driver_bound+0x1a3/0x220 [ 502.632507] device_bind_driver+0xb3/0xd0 [ 502.636649] mac80211_hwsim_new_radio+0x451/0x3410 [ 502.641564] ? string+0x21d/0x2c0 [ 502.645008] ? widen_string+0x2d0/0x2d0 [ 502.648985] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 502.655119] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 502.660641] ? vsnprintf+0x242/0x1b40 [ 502.664438] ? pointer+0xa10/0xa10 [ 502.667965] ? rcu_note_context_switch+0x710/0x710 [ 502.672878] ? __lock_acquire+0x7f5/0x5140 [ 502.677104] ? kasprintf+0xa2/0xc0 [ 502.680634] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 502.685636] ? kvasprintf+0xe2/0x130 [ 502.689339] ? bust_spinlocks+0xe0/0xe0 [ 502.693309] ? kasprintf+0xa2/0xc0 [ 502.696835] ? kvasprintf_const+0x190/0x190 [ 502.701140] ? graph_lock+0x170/0x170 [ 502.704927] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 502.710105] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 502.715633] hwsim_new_radio_nl+0x7b8/0xa60 [ 502.719939] ? nla_parse+0x358/0x4a0 [ 502.723643] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 502.728827] ? __netlink_ns_capable+0x100/0x130 [ 502.733487] genl_family_rcv_msg+0x889/0x1120 [ 502.737978] ? genl_rcv+0x40/0x40 [ 502.741417] ? lock_downgrade+0x8e0/0x8e0 [ 502.745564] ? lock_acquire+0x1dc/0x520 [ 502.749524] ? genl_rcv+0x19/0x40 [ 502.752986] genl_rcv_msg+0xc6/0x170 [ 502.756694] netlink_rcv_skb+0x172/0x440 [ 502.760744] ? genl_family_rcv_msg+0x1120/0x1120 [ 502.765489] ? netlink_ack+0xbc0/0xbc0 [ 502.769362] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 502.774543] ? netlink_skb_destructor+0x210/0x210 [ 502.779379] genl_rcv+0x28/0x40 [ 502.782649] netlink_unicast+0x58b/0x740 [ 502.786704] ? netlink_attachskb+0x970/0x970 [ 502.791102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 502.796625] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 502.801628] ? security_netlink_send+0x88/0xb0 [ 502.806200] netlink_sendmsg+0x9f0/0xfa0 [ 502.810256] ? netlink_unicast+0x740/0x740 [ 502.814481] ? security_socket_sendmsg+0x94/0xc0 [ 502.819222] ? netlink_unicast+0x740/0x740 [ 502.823445] sock_sendmsg+0xd5/0x120 [ 502.827150] ___sys_sendmsg+0x805/0x940 [ 502.831117] ? copy_msghdr_from_user+0x560/0x560 [ 502.835870] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 502.841396] ? proc_fail_nth_write+0x96/0x1f0 [ 502.845883] ? __fget_light+0x2ef/0x430 [ 502.849847] ? fget_raw+0x20/0x20 [ 502.853285] ? find_held_lock+0x36/0x1c0 [ 502.857337] ? kasan_check_write+0x14/0x20 [ 502.861563] ? wait_for_completion+0x870/0x870 [ 502.866142] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 502.871665] ? sockfd_lookup_light+0xc5/0x160 [ 502.876148] __sys_sendmsg+0x115/0x270 [ 502.880031] ? __ia32_sys_shutdown+0x80/0x80 [ 502.884426] ? __sb_end_write+0xac/0xe0 [ 502.888393] ? fput+0x130/0x1a0 [ 502.891662] ? ksys_write+0x1a6/0x250 [ 502.895456] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 502.900291] __x64_sys_sendmsg+0x78/0xb0 [ 502.904341] do_syscall_64+0x1b1/0x800 [ 502.908217] ? finish_task_switch+0x1ca/0x840 [ 502.912700] ? syscall_return_slowpath+0x5c0/0x5c0 [ 502.917617] ? syscall_return_slowpath+0x30f/0x5c0 [ 502.922540] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 502.927898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 502.932732] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 502.937907] RIP: 0033:0x455a09 [ 502.941091] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 502.948788] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 502.956042] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 502.963298] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 502.970552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/06/04 22:45:26 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xffffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:26 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x7ffffff7], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 502.977806] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000026 2018/06/04 22:45:26 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:26 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x80ffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:26 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x700000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 503.007973] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:27 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x64a4eaef}, 0x1c) 2018/06/04 22:45:27 executing program 1 (fault-call:1 fault-nth:39): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:27 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x4000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:27 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x40000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:27 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000240)=ANY=[@ANYBLOB="8960e3ade19660e7b1e7aad59f144f08", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], @ANYRES32=r2, @ANYRES32=r1], 0x18) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000480)='/dev/zero\x00', 0x80, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000016c0)={{{@in6=@mcast2, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@broadcast}}, &(0x7f00000017c0)=0xe8) connect$can_bcm(r3, &(0x7f0000001800)={0x1d, r4}, 0x10) r5 = dup2(r0, r1) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(0xffffffffffffff9c, 0x84, 0x6d, &(0x7f0000000000)={0x0, 0x39, "0363372c6ca80751cfa50724aba0cbd4c291f0b613bb2f500c7d4256fc7dc675c7cb8230bea60fbaf81ca4bc8e356507c089638cf905d8a6ae"}, &(0x7f00000001c0)=0x41) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r5, 0x84, 0x7b, &(0x7f0000000200)={r6, 0x4}, 0x8) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r5, 0x84, 0x6d, &(0x7f0000000280)={r6, 0x4e, "adaf577d426bbe4f0efe4c9e00b8c767e556d056bebd53b87ef6c10e6f109cb07830ad22097edfe94f5a9d8f21c4bc2a49bf5e4d6c0d3898717eddc1bc3d347c969e529290838ff22468c8156b91"}, &(0x7f0000000100)=0x56) 2018/06/04 22:45:27 executing program 5: accept$inet6(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, @ipv4}, &(0x7f0000000080)=0x1c) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) getsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f00000000c0)=0x1, &(0x7f0000000100)=0x1) sendmmsg$nfc_llcp(r0, &(0x7f00000016c0)=[{&(0x7f00000001c0)={0x27, 0x1, 0x2, 0x5, 0x36, 0x3, "91a92620e841ac5b18e35cbdba2e07410f67b137b10a87813bcd78f23acbf3990e12d531029b9aa903dd338170430ecbfe8f585da3e3cdb7b92bfccb34fe6c", 0x5}, 0x60, &(0x7f0000001380)=[{&(0x7f0000000280)="a3f5fafe5992da80d1402ec5c9b02f5d54fbef3223d13878b15fe79a874a53171c05beeed1b2d170ea862cc3077627d15e0d6fce4a932c7a62300c4cf6c897320068a08026e86d0b3f6f88b7b915bf4f72765c94eabe557f87b93f8157b1b7f2794027bc99a191fd9111fe95dcf1d04a4c67015e1a0e0f2eb8cc4203c99bd2357a91e60e4cfe6e26067404d5c5e94c02a733794a9eca8e7af36a4c5bf6e0ad", 0x9f}, {&(0x7f0000000340)="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", 0x1000}, {&(0x7f0000001340)="c0b88775068e9949dbfb0d40ba1cacbe80e0532fcacb9d4d27", 0x19}], 0x3, &(0x7f00000013c0)={0x28, 0x13f, 0x8, "255264da9ffae6c17df9fde8eef64593aed0708297"}, 0x28, 0x20000040}, {&(0x7f0000001400)={0x27, 0x0, 0x2, 0x3, 0x2, 0xffffffffffffff00, "ada8d84464c2c71615112e2ae59b3af173d73bce43962f555ccf41ee057ab525f2181541f678fec0acc87c879badf6ad56489cfceb9442306d4119bcde9699", 0x32}, 0x60, &(0x7f00000014c0)=[{&(0x7f0000001480)="bec0c339", 0x4}], 0x1, &(0x7f0000001500)=ANY=[@ANYBLOB="68000000000000000f010000e7000000c0373ee426bf8377b1189a3c2bca43f1198828754d48525286656fe0f11878c16f1782953861989d802288b4817738998c433de4a4e0264e7ca53f23de4fd2c0a385c938772c42d4a55394c2731717d0d7d45692a5b44900"], 0x68, 0x4}, {&(0x7f0000001580)={0x27, 0x1, 0x1, 0x7, 0x20, 0x6f4c, "bbd2db58c51a5b7bbfca0ea3a9f122ff684c1d4caa34c1191b5d1377de286250696ac83d72a9b70892efbdec015facc2a19b75491b3bdbb1f7655858c4794c", 0x39}, 0x60, &(0x7f0000001680)=[{&(0x7f0000001600)="dd3ab2c34a6e72df23f7882ad04415879b1d80d5a966498a20be26bdfd7d90278d9faffe072ed6e3283b45ca46030bd61cd94f2d7bbb6840859db91c121f7eab77518c24e59c6edf15d048d014cd549c06ab79f989762f445350016f673fdd35dd92087abacdc352a13f3d30d15977f74600901c", 0x74}], 0x1, 0x0, 0x0, 0x4000040}], 0x3, 0x44000) r1 = socket$inet6(0xa, 0x802, 0x0) setsockopt$inet6_buf(r1, 0x29, 0x3b, &(0x7f00006c1fe8)="ff0204000000000100000000000000000000000000000205", 0x18) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) setsockopt$inet6_buf(r1, 0x29, 0x1000000000000006, &(0x7f00001cdf88), 0x0) 2018/06/04 22:45:27 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:27 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) [ 504.163654] FAULT_INJECTION: forcing a failure. [ 504.163654] name failslab, interval 1, probability 0, space 0, times 0 [ 504.175527] CPU: 1 PID: 1903 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 504.182366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 504.191715] Call Trace: [ 504.194311] dump_stack+0x1b9/0x294 [ 504.197944] ? dump_stack_print_info.cold.2+0x52/0x52 [ 504.203141] ? kernel_text_address+0x79/0xf0 [ 504.207557] ? __unwind_start+0x166/0x330 [ 504.211722] should_fail.cold.4+0xa/0x1a [ 504.215797] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 504.220916] ? save_stack+0xa9/0xd0 [ 504.224546] ? graph_lock+0x170/0x170 [ 504.228350] ? kasan_kmalloc+0xc4/0xe0 [ 504.232241] ? kmem_cache_alloc_trace+0x152/0x780 [ 504.237088] ? kobject_uevent_env+0x20f/0xea0 [ 504.241586] ? kobject_uevent+0x1f/0x30 [ 504.245559] ? driver_bound+0x1a3/0x220 [ 504.249531] ? device_bind_driver+0xb3/0xd0 [ 504.253856] ? find_held_lock+0x36/0x1c0 [ 504.257924] ? __lock_is_held+0xb5/0x140 [ 504.262001] ? check_same_owner+0x320/0x320 [ 504.266324] ? do_raw_spin_unlock+0x9e/0x2e0 [ 504.270739] ? rcu_note_context_switch+0x710/0x710 [ 504.275678] __should_failslab+0x124/0x180 [ 504.279921] should_failslab+0x9/0x14 [ 504.283726] __kmalloc+0x2c8/0x760 [ 504.287277] ? kobject_uevent_env+0x20f/0xea0 [ 504.291776] ? rcu_read_lock_sched_held+0x108/0x120 [ 504.296798] ? kobject_get_path+0xc2/0x1a0 [ 504.301036] ? trace_hardirqs_on+0xd/0x10 [ 504.305195] kobject_get_path+0xc2/0x1a0 [ 504.309269] kobject_uevent_env+0x234/0xea0 [ 504.313591] ? _raw_spin_unlock_irq+0x27/0x70 [ 504.318102] kobject_uevent+0x1f/0x30 [ 504.321908] driver_bound+0x1a3/0x220 [ 504.325977] device_bind_driver+0xb3/0xd0 [ 504.330136] mac80211_hwsim_new_radio+0x451/0x3410 [ 504.335071] ? string+0x21d/0x2c0 [ 504.338530] ? widen_string+0x2d0/0x2d0 [ 504.342516] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 504.348669] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 504.354209] ? vsnprintf+0x242/0x1b40 [ 504.358018] ? pointer+0xa10/0xa10 2018/06/04 22:45:27 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xa000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:27 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:27 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0xf5ffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:27 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x4000, 0x0) getsockopt$inet_opts(r3, 0x0, 0x0, &(0x7f0000000040)=""/41, &(0x7f00000001c0)=0x29) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) [ 504.361560] ? rcu_note_context_switch+0x710/0x710 [ 504.366494] ? __lock_acquire+0x7f5/0x5140 [ 504.370734] ? kasprintf+0xa2/0xc0 [ 504.374281] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 504.379302] ? kvasprintf+0xe2/0x130 [ 504.383021] ? bust_spinlocks+0xe0/0xe0 [ 504.387010] ? kasprintf+0xa2/0xc0 [ 504.390558] ? kvasprintf_const+0x190/0x190 [ 504.394883] ? graph_lock+0x170/0x170 [ 504.398697] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 504.403892] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 504.409437] hwsim_new_radio_nl+0x7b8/0xa60 [ 504.413756] ? nla_parse+0x358/0x4a0 [ 504.417476] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 504.422670] ? __netlink_ns_capable+0x100/0x130 [ 504.427352] genl_family_rcv_msg+0x889/0x1120 [ 504.431856] ? genl_rcv+0x40/0x40 [ 504.435297] ? lock_downgrade+0x8e0/0x8e0 [ 504.439433] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 504.444442] ? lock_acquire+0x1dc/0x520 [ 504.448399] ? genl_rcv+0x19/0x40 [ 504.451853] genl_rcv_msg+0xc6/0x170 [ 504.455556] netlink_rcv_skb+0x172/0x440 [ 504.459604] ? genl_family_rcv_msg+0x1120/0x1120 [ 504.464346] ? netlink_ack+0xbc0/0xbc0 [ 504.468218] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 504.473397] ? netlink_skb_destructor+0x210/0x210 [ 504.478229] genl_rcv+0x28/0x40 [ 504.481497] netlink_unicast+0x58b/0x740 [ 504.485551] ? netlink_attachskb+0x970/0x970 [ 504.489949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 504.495471] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 504.500475] ? security_netlink_send+0x88/0xb0 [ 504.505047] netlink_sendmsg+0x9f0/0xfa0 [ 504.509099] ? netlink_unicast+0x740/0x740 [ 504.513322] ? security_socket_sendmsg+0x94/0xc0 [ 504.518060] ? netlink_unicast+0x740/0x740 [ 504.522282] sock_sendmsg+0xd5/0x120 [ 504.525984] ___sys_sendmsg+0x805/0x940 [ 504.529950] ? copy_msghdr_from_user+0x560/0x560 [ 504.534701] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 504.540222] ? proc_fail_nth_write+0x96/0x1f0 [ 504.544710] ? __fget_light+0x2ef/0x430 [ 504.548673] ? fget_raw+0x20/0x20 [ 504.552109] ? find_held_lock+0x36/0x1c0 [ 504.556161] ? kasan_check_write+0x14/0x20 [ 504.560389] ? wait_for_completion+0x870/0x870 [ 504.564964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 504.570489] ? sockfd_lookup_light+0xc5/0x160 [ 504.574974] __sys_sendmsg+0x115/0x270 [ 504.578850] ? __ia32_sys_shutdown+0x80/0x80 [ 504.583248] ? __sb_end_write+0xac/0xe0 [ 504.587210] ? fput+0x130/0x1a0 [ 504.590479] ? ksys_write+0x1a6/0x250 [ 504.594283] __x64_sys_sendmsg+0x78/0xb0 [ 504.598332] do_syscall_64+0x1b1/0x800 [ 504.602204] ? finish_task_switch+0x1ca/0x840 [ 504.606699] ? syscall_return_slowpath+0x5c0/0x5c0 [ 504.611615] ? syscall_return_slowpath+0x30f/0x5c0 [ 504.616536] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 504.621891] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 504.626726] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 504.631900] RIP: 0033:0x455a09 [ 504.635072] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 504.642770] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 504.650030] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 504.657283] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/06/04 22:45:28 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x1000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:28 executing program 5: accept$inet6(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, @ipv4}, &(0x7f0000000080)=0x1c) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) getsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f00000000c0)=0x1, &(0x7f0000000100)=0x1) sendmmsg$nfc_llcp(r0, &(0x7f00000016c0)=[{&(0x7f00000001c0)={0x27, 0x1, 0x2, 0x5, 0x36, 0x3, "91a92620e841ac5b18e35cbdba2e07410f67b137b10a87813bcd78f23acbf3990e12d531029b9aa903dd338170430ecbfe8f585da3e3cdb7b92bfccb34fe6c", 0x5}, 0x60, &(0x7f0000001380)=[{&(0x7f0000000280)="a3f5fafe5992da80d1402ec5c9b02f5d54fbef3223d13878b15fe79a874a53171c05beeed1b2d170ea862cc3077627d15e0d6fce4a932c7a62300c4cf6c897320068a08026e86d0b3f6f88b7b915bf4f72765c94eabe557f87b93f8157b1b7f2794027bc99a191fd9111fe95dcf1d04a4c67015e1a0e0f2eb8cc4203c99bd2357a91e60e4cfe6e26067404d5c5e94c02a733794a9eca8e7af36a4c5bf6e0ad", 0x9f}, {&(0x7f0000000340)="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", 0x1000}, {&(0x7f0000001340)="c0b88775068e9949dbfb0d40ba1cacbe80e0532fcacb9d4d27", 0x19}], 0x3, &(0x7f00000013c0)={0x28, 0x13f, 0x8, "255264da9ffae6c17df9fde8eef64593aed0708297"}, 0x28, 0x20000040}, {&(0x7f0000001400)={0x27, 0x0, 0x2, 0x3, 0x2, 0xffffffffffffff00, "ada8d84464c2c71615112e2ae59b3af173d73bce43962f555ccf41ee057ab525f2181541f678fec0acc87c879badf6ad56489cfceb9442306d4119bcde9699", 0x32}, 0x60, &(0x7f00000014c0)=[{&(0x7f0000001480)="bec0c339", 0x4}], 0x1, &(0x7f0000001500)=ANY=[@ANYBLOB="68000000000000000f010000e7000000c0373ee426bf8377b1189a3c2bca43f1198828754d48525286656fe0f11878c16f1782953861989d802288b4817738998c433de4a4e0264e7ca53f23de4fd2c0a385c938772c42d4a55394c2731717d0d7d45692a5b44900"], 0x68, 0x4}, {&(0x7f0000001580)={0x27, 0x1, 0x1, 0x7, 0x20, 0x6f4c, "bbd2db58c51a5b7bbfca0ea3a9f122ff684c1d4caa34c1191b5d1377de286250696ac83d72a9b70892efbdec015facc2a19b75491b3bdbb1f7655858c4794c", 0x39}, 0x60, &(0x7f0000001680)=[{&(0x7f0000001600)="dd3ab2c34a6e72df23f7882ad04415879b1d80d5a966498a20be26bdfd7d90278d9faffe072ed6e3283b45ca46030bd61cd94f2d7bbb6840859db91c121f7eab77518c24e59c6edf15d048d014cd549c06ab79f989762f445350016f673fdd35dd92087abacdc352a13f3d30d15977f74600901c", 0x74}], 0x1, 0x0, 0x0, 0x4000040}], 0x3, 0x44000) r1 = socket$inet6(0xa, 0x802, 0x0) setsockopt$inet6_buf(r1, 0x29, 0x3b, &(0x7f00006c1fe8)="ff0204000000000100000000000000000000000000000205", 0x18) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_buf(r1, 0x29, 0x1000000000000006, &(0x7f00001cdf88), 0x0) [ 504.664536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 504.671791] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000027 [ 504.695571] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:28 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xe00], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:28 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:28 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xfec00000}, 0x1c) 2018/06/04 22:45:28 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x300000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:28 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x554], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:28 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r1, &(0x7f0000000040)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:28 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") recvmmsg(r0, &(0x7f0000002c00)=[{{&(0x7f00000000c0)=@pppoe={0x0, 0x0, {0x0, @dev}}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000140)=""/164, 0xa4}, {&(0x7f0000000280)=""/4096, 0x1000}, {&(0x7f0000000000)=""/9, 0x9}], 0x3, 0x0, 0x0, 0x6}}, {{&(0x7f0000001280)=@rc, 0x80, &(0x7f0000002640)=[{&(0x7f0000001300)=""/129, 0x81}, {&(0x7f00000013c0)=""/196, 0xc4}, {&(0x7f00000014c0)=""/4096, 0x1000}, {&(0x7f00000024c0)=""/70, 0x46}, {&(0x7f0000002540)=""/227, 0xe3}], 0x5, &(0x7f00000026c0)=""/106, 0x6a, 0xfffffffffffffffb}, 0xfffffffffffffff7}, {{&(0x7f0000002740)=@in6={0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000002880)=[{&(0x7f00000027c0)=""/166, 0xa6}], 0x1, &(0x7f00000028c0)=""/61, 0x3d, 0xffffffffffffde14}, 0x9}, {{&(0x7f0000002900)=@rc, 0x80, &(0x7f0000002a40)=[{&(0x7f0000002980)=""/186, 0xba}], 0x1, 0x0, 0x0, 0x800}, 0x6}, {{&(0x7f0000002a80)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, 0x80, &(0x7f0000002b80)=[{&(0x7f0000002b00)=""/90, 0x5a}], 0x1, &(0x7f0000002bc0)=""/42, 0x2a, 0x4}, 0x3}], 0x5, 0x10022, 0x0) r2 = socket$inet6(0xa, 0x2, 0x0) execve(&(0x7f0000002e40)='./file0\x00', &(0x7f0000002fc0)=[&(0x7f0000002e80)='-selinux.posix_acl_access\x00', &(0x7f0000002ec0)='ppp1\x00', &(0x7f0000002f00)='\x00', &(0x7f0000002f40)='em1\x00', &(0x7f0000002f80)='\x00'], &(0x7f0000003140)=[&(0x7f0000003000)='/*+)#&+.vmnet1user#^(}mime_type\x00', &(0x7f0000003040)='em1\x00', &(0x7f0000003080)='\x00', &(0x7f00000030c0)='\x00', &(0x7f0000003100)='\x00']) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000002d40)=ANY=[@ANYRES32=0x0, @ANYBLOB="270000002ed658e61bab9c65844b00c587132b75095f1997cfd13d0e38b87ef51db4ef43d27e51b3c89eb8"], &(0x7f0000002d80)=0x2f) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000002dc0)={r3, 0x10001, 0x4}, &(0x7f0000002e00)=0x8) connect$inet6(r2, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x4}, 0x1c) setsockopt$inet6_icmp_ICMP_FILTER(r2, 0x1, 0x2f, &(0x7f0000000080), 0x4) 2018/06/04 22:45:28 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:28 executing program 1 (fault-call:1 fault-nth:40): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 505.249180] FAULT_INJECTION: forcing a failure. [ 505.249180] name failslab, interval 1, probability 0, space 0, times 0 [ 505.251508] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 505.260583] CPU: 1 PID: 1961 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 505.277606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 505.286957] Call Trace: [ 505.289550] dump_stack+0x1b9/0x294 [ 505.293187] ? dump_stack_print_info.cold.2+0x52/0x52 2018/06/04 22:45:28 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:28 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xe], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 505.298381] ? kobject_uevent_env+0x62e/0xea0 [ 505.302891] should_fail.cold.4+0xa/0x1a [ 505.306959] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 505.311987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 505.317105] ? __might_sleep+0x95/0x190 [ 505.321095] ? graph_lock+0x170/0x170 [ 505.324898] ? __mutex_lock+0x7d9/0x17f0 [ 505.328959] ? string+0x21d/0x2c0 [ 505.332414] ? kobject_uevent_env+0x62e/0xea0 [ 505.336918] ? find_held_lock+0x36/0x1c0 [ 505.340989] ? __lock_is_held+0xb5/0x140 [ 505.345053] ? sk_stream_wait_memory+0xfd0/0x1260 [ 505.349915] ? check_same_owner+0x320/0x320 [ 505.354244] ? rcu_note_context_switch+0x710/0x710 [ 505.359181] ? put_dec+0xf0/0xf0 [ 505.362566] ? format_decode+0x1a9/0xae0 [ 505.366631] __should_failslab+0x124/0x180 [ 505.370872] should_failslab+0x9/0x14 [ 505.374673] kmem_cache_alloc_node+0x272/0x780 [ 505.379272] __alloc_skb+0x111/0x780 [ 505.382998] ? skb_scrub_packet+0x580/0x580 [ 505.387320] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 505.392519] ? netlink_has_listeners+0x2ff/0x4c0 [ 505.397285] ? netlink_tap_init_net+0x3c0/0x3c0 [ 505.401971] kobject_uevent_env+0x801/0xea0 [ 505.406296] ? _raw_spin_unlock_irq+0x27/0x70 [ 505.410809] kobject_uevent+0x1f/0x30 [ 505.414620] driver_bound+0x1a3/0x220 [ 505.418427] device_bind_driver+0xb3/0xd0 [ 505.422586] mac80211_hwsim_new_radio+0x451/0x3410 [ 505.427520] ? string+0x21d/0x2c0 [ 505.430974] ? widen_string+0x2d0/0x2d0 [ 505.434944] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 505.441076] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 505.446598] ? vsnprintf+0x242/0x1b40 [ 505.450391] ? pointer+0xa10/0xa10 [ 505.453917] ? rcu_note_context_switch+0x710/0x710 [ 505.458831] ? __lock_acquire+0x7f5/0x5140 [ 505.463056] ? kasprintf+0xa2/0xc0 [ 505.466586] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 505.471588] ? kvasprintf+0xe2/0x130 [ 505.475287] ? bust_spinlocks+0xe0/0xe0 [ 505.479256] ? kasprintf+0xa2/0xc0 [ 505.482784] ? kvasprintf_const+0x190/0x190 [ 505.487088] ? graph_lock+0x170/0x170 [ 505.490877] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 505.496056] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 505.501585] hwsim_new_radio_nl+0x7b8/0xa60 [ 505.505892] ? nla_parse+0x358/0x4a0 [ 505.509596] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 505.514780] ? __netlink_ns_capable+0x100/0x130 [ 505.519439] genl_family_rcv_msg+0x889/0x1120 [ 505.523925] ? genl_rcv+0x40/0x40 [ 505.527363] ? lock_downgrade+0x8e0/0x8e0 [ 505.531498] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 505.536508] ? lock_acquire+0x1dc/0x520 [ 505.540465] ? genl_rcv+0x19/0x40 [ 505.543918] genl_rcv_msg+0xc6/0x170 [ 505.547619] netlink_rcv_skb+0x172/0x440 [ 505.551669] ? genl_family_rcv_msg+0x1120/0x1120 [ 505.556412] ? netlink_ack+0xbc0/0xbc0 [ 505.560286] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 505.565463] ? netlink_skb_destructor+0x210/0x210 [ 505.570298] genl_rcv+0x28/0x40 [ 505.573565] netlink_unicast+0x58b/0x740 [ 505.577621] ? netlink_attachskb+0x970/0x970 [ 505.582024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 505.587550] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 505.592553] ? security_netlink_send+0x88/0xb0 [ 505.597124] netlink_sendmsg+0x9f0/0xfa0 [ 505.601180] ? netlink_unicast+0x740/0x740 [ 505.605405] ? security_socket_sendmsg+0x94/0xc0 [ 505.610148] ? netlink_unicast+0x740/0x740 [ 505.614372] sock_sendmsg+0xd5/0x120 [ 505.618072] ___sys_sendmsg+0x805/0x940 [ 505.622044] ? copy_msghdr_from_user+0x560/0x560 [ 505.626796] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 505.632316] ? proc_fail_nth_write+0x96/0x1f0 [ 505.636802] ? __fget_light+0x2ef/0x430 [ 505.640762] ? fget_raw+0x20/0x20 [ 505.644201] ? find_held_lock+0x36/0x1c0 [ 505.648254] ? kasan_check_write+0x14/0x20 [ 505.652485] ? wait_for_completion+0x870/0x870 [ 505.657063] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 505.662585] ? sockfd_lookup_light+0xc5/0x160 [ 505.667071] __sys_sendmsg+0x115/0x270 [ 505.670947] ? __ia32_sys_shutdown+0x80/0x80 [ 505.675343] ? __sb_end_write+0xac/0xe0 [ 505.679308] ? fput+0x130/0x1a0 [ 505.682574] ? ksys_write+0x1a6/0x250 [ 505.686384] __x64_sys_sendmsg+0x78/0xb0 [ 505.690432] do_syscall_64+0x1b1/0x800 [ 505.694304] ? finish_task_switch+0x1ca/0x840 [ 505.698784] ? syscall_return_slowpath+0x5c0/0x5c0 [ 505.703698] ? syscall_return_slowpath+0x30f/0x5c0 [ 505.708618] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 505.713972] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 505.718807] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 505.723980] RIP: 0033:0x455a09 [ 505.727151] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 505.734846] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 505.742101] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 2018/06/04 22:45:29 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xe803000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:29 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x15b}, 0x1c) [ 505.749361] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 505.756612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 505.763866] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000028 2018/06/04 22:45:29 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:29 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xb00}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 505.871857] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:29 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:29 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000000)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) 2018/06/04 22:45:29 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xb}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:29 executing program 1 (fault-call:1 fault-nth:41): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:29 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:29 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xaaaa000000000000}, 0x1c) 2018/06/04 22:45:29 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:29 executing program 5: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0xf, 0x6, &(0x7f0000000080)=@raw=[@alu={0x4, 0xe8, 0x0, 0xf, 0x5, 0x2, 0x9}, @alu={0x7, 0x7fff, 0x1, 0x0, 0x5, 0xffffffff}, @call={0x85, 0x0, 0x0, 0x8}], &(0x7f00000000c0)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x1, [], 0x0, 0xe}, 0x48) preadv(r0, &(0x7f0000000480)=[{&(0x7f0000000180)=""/92, 0x5c}, {&(0x7f0000000280)=""/238, 0xee}, {&(0x7f0000000200)=""/53, 0x35}, {&(0x7f0000000380)=""/106, 0x6a}, {&(0x7f0000000400)=""/45, 0x2d}, {&(0x7f0000000440)=""/21, 0x15}], 0x6, 0x6) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") sendmsg$nl_route(r1, &(0x7f0000000ac0)={&(0x7f0000000040)={0x10, 0x900}, 0xc, &(0x7f0000000000)={&(0x7f0000000a00)=@ipv6_newroute={0x24, 0x18, 0x311, 0x0, 0x0, {0xa}, [@RTA_OIF={0x8, 0x4}]}, 0x24}, 0x1}, 0x0) [ 506.471202] FAULT_INJECTION: forcing a failure. [ 506.471202] name failslab, interval 1, probability 0, space 0, times 0 [ 506.482553] CPU: 1 PID: 2008 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 506.489392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 506.498742] Call Trace: [ 506.501332] dump_stack+0x1b9/0x294 [ 506.504966] ? dump_stack_print_info.cold.2+0x52/0x52 [ 506.510160] ? lock_downgrade+0x8e0/0x8e0 [ 506.514322] should_fail.cold.4+0xa/0x1a [ 506.518391] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 506.523501] ? retint_kernel+0x10/0x10 [ 506.527402] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 506.532163] ? retint_kernel+0x10/0x10 [ 506.536068] ? check_same_owner+0x320/0x320 [ 506.540377] ? device_bind_driver+0xb3/0xd0 [ 506.544688] ? mac80211_hwsim_new_radio+0x451/0x3410 [ 506.549805] ? rcu_note_context_switch+0x710/0x710 [ 506.554722] ? genl_rcv+0x28/0x40 [ 506.558161] ? netlink_unicast+0x58b/0x740 [ 506.562381] ? netlink_sendmsg+0x9f0/0xfa0 [ 506.566606] __should_failslab+0x124/0x180 [ 506.570828] should_failslab+0x9/0x14 [ 506.574617] kmem_cache_alloc+0x2af/0x760 [ 506.578762] skb_clone+0x1ed/0x4f0 [ 506.582290] ? refcount_add_not_zero+0x230/0x320 [ 506.587036] ? skb_split+0x11d0/0x11d0 [ 506.590916] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 506.595920] ? netlink_trim+0x1b2/0x370 [ 506.599882] ? netlink_skb_destructor+0x210/0x210 [ 506.604724] ? cleanup_uevent_env+0x40/0x40 [ 506.609050] netlink_broadcast_filtered+0x1024/0x1580 [ 506.614242] ? __netlink_sendskb+0xd0/0xd0 [ 506.618476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 506.624004] ? refcount_inc_not_zero+0x1dd/0x2d0 [ 506.628756] ? refcount_add_not_zero+0x320/0x320 [ 506.633507] ? cleanup_uevent_env+0x40/0x40 [ 506.637821] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 506.642828] kobject_uevent_env+0x6e4/0xea0 [ 506.647138] ? _raw_spin_unlock_irq+0x27/0x70 [ 506.651630] kobject_uevent+0x1f/0x30 [ 506.655418] driver_bound+0x1a3/0x220 [ 506.659207] device_bind_driver+0xb3/0xd0 [ 506.663344] mac80211_hwsim_new_radio+0x451/0x3410 [ 506.668256] ? string+0x21d/0x2c0 [ 506.671697] ? widen_string+0x2d0/0x2d0 [ 506.675663] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 506.681795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 506.687316] ? vsnprintf+0x242/0x1b40 [ 506.691108] ? pointer+0xa10/0xa10 [ 506.694632] ? rcu_note_context_switch+0x710/0x710 [ 506.699546] ? __lock_acquire+0x7f5/0x5140 [ 506.703771] ? kasprintf+0xa2/0xc0 [ 506.707299] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 506.712301] ? kvasprintf+0xe2/0x130 [ 506.716002] ? bust_spinlocks+0xe0/0xe0 [ 506.719981] ? kasprintf+0xa2/0xc0 [ 506.723508] ? kvasprintf_const+0x190/0x190 [ 506.727813] ? graph_lock+0x170/0x170 [ 506.731600] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 506.736777] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 506.742304] hwsim_new_radio_nl+0x7b8/0xa60 [ 506.746612] ? nla_parse+0x358/0x4a0 [ 506.750317] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 506.755497] ? __netlink_ns_capable+0x100/0x130 [ 506.760155] genl_family_rcv_msg+0x889/0x1120 [ 506.764641] ? genl_rcv+0x40/0x40 [ 506.768078] ? lock_downgrade+0x8e0/0x8e0 [ 506.772211] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 506.777222] ? lock_acquire+0x1dc/0x520 [ 506.781183] ? genl_rcv+0x19/0x40 [ 506.784636] genl_rcv_msg+0xc6/0x170 [ 506.788338] netlink_rcv_skb+0x172/0x440 [ 506.792388] ? genl_family_rcv_msg+0x1120/0x1120 [ 506.797130] ? netlink_ack+0xbc0/0xbc0 [ 506.801004] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 506.806191] ? netlink_skb_destructor+0x210/0x210 [ 506.811038] genl_rcv+0x28/0x40 [ 506.814305] netlink_unicast+0x58b/0x740 [ 506.818357] ? netlink_attachskb+0x970/0x970 [ 506.822757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 506.828280] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 506.833287] ? security_netlink_send+0x88/0xb0 [ 506.837857] netlink_sendmsg+0x9f0/0xfa0 [ 506.841913] ? netlink_unicast+0x740/0x740 [ 506.846139] ? security_socket_sendmsg+0x94/0xc0 [ 506.850878] ? netlink_unicast+0x740/0x740 [ 506.855102] sock_sendmsg+0xd5/0x120 [ 506.858891] ___sys_sendmsg+0x805/0x940 [ 506.862858] ? copy_msghdr_from_user+0x560/0x560 [ 506.867608] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 506.873131] ? proc_fail_nth_write+0x96/0x1f0 [ 506.877630] ? __fget_light+0x2ef/0x430 [ 506.881594] ? fget_raw+0x20/0x20 [ 506.885036] ? find_held_lock+0x36/0x1c0 [ 506.889099] ? kasan_check_write+0x14/0x20 [ 506.893324] ? wait_for_completion+0x870/0x870 [ 506.897899] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 506.903420] ? sockfd_lookup_light+0xc5/0x160 [ 506.907903] __sys_sendmsg+0x115/0x270 [ 506.911777] ? __ia32_sys_shutdown+0x80/0x80 [ 506.916195] ? __sb_end_write+0xac/0xe0 [ 506.920176] ? fput+0x130/0x1a0 [ 506.923442] ? ksys_write+0x1a6/0x250 [ 506.927245] __x64_sys_sendmsg+0x78/0xb0 [ 506.931296] do_syscall_64+0x1b1/0x800 [ 506.935170] ? finish_task_switch+0x1ca/0x840 [ 506.939652] ? syscall_return_slowpath+0x5c0/0x5c0 [ 506.944567] ? syscall_return_slowpath+0x30f/0x5c0 [ 506.949487] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 506.954841] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 506.959676] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 506.964848] RIP: 0033:0x455a09 2018/06/04 22:45:30 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xf5ffffff00000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:30 executing program 5: socket$inet6_sctp(0xa, 0x1, 0x84) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000006ffc)=0x1, 0x1f5) sendto$inet6(r0, &(0x7f00000001c0)="040300000309c14609005375c52cf7c21975e697b02f5c566b2b2ff0dac8897c6b11876d886b6621d8d207ccf73f257e55e86eb29406136fcfffffffffbe62159403c7a6", 0x44, 0x10, &(0x7f0000000040)={0xa, 0x800, 0x5, @empty, 0x1}, 0x1c) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x80000, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1a, &(0x7f0000000080)={0x0, 0x42, "1ed140b4606840149129b1c16755be7477fc124322977a6887cabd98d000ad44e7b0ea52a8f24077d77832dea54ebb1238efdeee8bc28f707df3d3712b74aa4ef31d"}, &(0x7f0000000100)=0x4a) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000140)={r2, 0x2}, &(0x7f0000000180)=0x8) [ 506.968030] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 506.975726] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 506.982978] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 506.990229] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 506.997482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 507.004736] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 0000000000000029 2018/06/04 22:45:30 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x1f4], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 507.022941] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:30 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x600000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:30 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x86c}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000611800000000000000000000000000009500000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0x418, &(0x7f00001a7f05)=""/251}, 0x48) 2018/06/04 22:45:30 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0xfc00000000000000}, 0x1c) 2018/06/04 22:45:30 executing program 1 (fault-call:1 fault-nth:42): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:30 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x5405000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:30 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 507.170834] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 507.190136] FAULT_INJECTION: forcing a failure. [ 507.190136] name failslab, interval 1, probability 0, space 0, times 0 [ 507.201471] CPU: 1 PID: 2040 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 507.208315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 507.217667] Call Trace: [ 507.220261] dump_stack+0x1b9/0x294 [ 507.223897] ? dump_stack_print_info.cold.2+0x52/0x52 [ 507.229097] ? kobject_uevent_env+0x62e/0xea0 [ 507.233610] should_fail.cold.4+0xa/0x1a [ 507.237682] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 507.242706] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 507.247819] ? __might_sleep+0x95/0x190 [ 507.251802] ? graph_lock+0x170/0x170 [ 507.255607] ? __mutex_lock+0x7d9/0x17f0 [ 507.259665] ? string+0x21d/0x2c0 [ 507.263105] ? kobject_uevent_env+0x62e/0xea0 [ 507.267595] ? find_held_lock+0x36/0x1c0 [ 507.271646] ? __lock_is_held+0xb5/0x140 [ 507.275696] ? check_same_owner+0x320/0x320 [ 507.280014] ? rcu_note_context_switch+0x710/0x710 [ 507.284937] ? put_dec+0xf0/0xf0 [ 507.288291] ? format_decode+0x1a9/0xae0 [ 507.292356] __should_failslab+0x124/0x180 [ 507.296583] should_failslab+0x9/0x14 [ 507.300366] kmem_cache_alloc_node+0x272/0x780 [ 507.304936] __alloc_skb+0x111/0x780 [ 507.308632] ? skb_scrub_packet+0x580/0x580 [ 507.312940] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 507.318118] ? netlink_has_listeners+0x2ff/0x4c0 [ 507.322856] ? netlink_tap_init_net+0x3c0/0x3c0 [ 507.327521] kobject_uevent_env+0x801/0xea0 [ 507.331828] ? _raw_spin_unlock_irq+0x27/0x70 [ 507.336310] kobject_uevent+0x1f/0x30 [ 507.340098] driver_bound+0x1a3/0x220 [ 507.343881] device_bind_driver+0xb3/0xd0 [ 507.348019] mac80211_hwsim_new_radio+0x451/0x3410 [ 507.352939] ? string+0x21d/0x2c0 [ 507.356382] ? widen_string+0x2d0/0x2d0 [ 507.360369] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 507.366510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 507.372056] ? vsnprintf+0x242/0x1b40 [ 507.375858] ? pointer+0xa10/0xa10 [ 507.379394] ? rcu_note_context_switch+0x710/0x710 [ 507.384319] ? __lock_acquire+0x7f5/0x5140 [ 507.388545] ? kasprintf+0xa2/0xc0 [ 507.392079] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 507.397082] ? kvasprintf+0xe2/0x130 [ 507.400779] ? bust_spinlocks+0xe0/0xe0 [ 507.404747] ? kasprintf+0xa2/0xc0 [ 507.408266] ? kvasprintf_const+0x190/0x190 [ 507.412564] ? graph_lock+0x170/0x170 [ 507.416357] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 507.421539] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 507.427065] hwsim_new_radio_nl+0x7b8/0xa60 [ 507.431367] ? nla_parse+0x358/0x4a0 [ 507.435074] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 507.440252] ? __netlink_ns_capable+0x100/0x130 [ 507.444916] genl_family_rcv_msg+0x889/0x1120 [ 507.449424] ? genl_rcv+0x40/0x40 [ 507.452879] ? lock_downgrade+0x8e0/0x8e0 [ 507.457025] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 507.462041] ? kasan_check_read+0x11/0x20 [ 507.466171] ? lock_acquire+0x1dc/0x520 [ 507.470137] ? genl_rcv+0x19/0x40 [ 507.473581] genl_rcv_msg+0xc6/0x170 [ 507.477277] netlink_rcv_skb+0x172/0x440 [ 507.481319] ? genl_family_rcv_msg+0x1120/0x1120 [ 507.486060] ? netlink_ack+0xbc0/0xbc0 [ 507.489928] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 507.495099] ? netlink_skb_destructor+0x210/0x210 [ 507.499924] genl_rcv+0x28/0x40 [ 507.503182] netlink_unicast+0x58b/0x740 [ 507.507224] ? netlink_attachskb+0x970/0x970 [ 507.511614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 507.517132] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 507.522139] ? security_netlink_send+0x88/0xb0 [ 507.526715] netlink_sendmsg+0x9f0/0xfa0 [ 507.530768] ? netlink_unicast+0x740/0x740 [ 507.534989] ? security_socket_sendmsg+0x94/0xc0 [ 507.539727] ? netlink_unicast+0x740/0x740 [ 507.543948] sock_sendmsg+0xd5/0x120 [ 507.547646] ___sys_sendmsg+0x805/0x940 [ 507.551607] ? copy_msghdr_from_user+0x560/0x560 [ 507.556356] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 507.561878] ? proc_fail_nth_write+0x96/0x1f0 [ 507.566358] ? __fget_light+0x2ef/0x430 [ 507.570315] ? fget_raw+0x20/0x20 [ 507.573750] ? find_held_lock+0x36/0x1c0 [ 507.577798] ? kasan_check_write+0x14/0x20 [ 507.582028] ? wait_for_completion+0x870/0x870 [ 507.586602] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 507.592122] ? sockfd_lookup_light+0xc5/0x160 [ 507.596602] __sys_sendmsg+0x115/0x270 [ 507.600479] ? __ia32_sys_shutdown+0x80/0x80 [ 507.604873] ? __sb_end_write+0xac/0xe0 [ 507.608831] ? fput+0x130/0x1a0 [ 507.612095] ? ksys_write+0x1a6/0x250 [ 507.615887] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 507.620716] __x64_sys_sendmsg+0x78/0xb0 [ 507.624762] do_syscall_64+0x1b1/0x800 [ 507.628635] ? finish_task_switch+0x1ca/0x840 [ 507.633114] ? syscall_return_slowpath+0x5c0/0x5c0 [ 507.638031] ? syscall_return_slowpath+0x30f/0x5c0 [ 507.642951] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 507.648300] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 507.653128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 507.658297] RIP: 0033:0x455a09 [ 507.661470] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 507.669163] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 507.676415] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 507.683666] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 507.690917] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 507.698165] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000002a 2018/06/04 22:45:31 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='mountinfo\x00') read(r0, &(0x7f00000000c0)=""/240, 0xf0) preadv(r0, &(0x7f0000000700)=[{&(0x7f0000000600)=""/246, 0xf6}], 0x1, 0x0) readv(r0, &(0x7f0000000040)=[{&(0x7f00000001c0)=""/216, 0xd8}], 0x1) ioctl$TIOCLINUX2(r0, 0x541c, &(0x7f00000002c0)={0x2, 0x2, 0x240000000000, 0x0, 0x800080000000, 0x7}) modify_ldt$read_default(0x2, &(0x7f0000000080)=""/47, 0x2f) ioctl$KDSKBSENT(r0, 0x4b49, &(0x7f0000000300)="918459e5d7cf70a1d7e9186c10be19ddec8b0f9c712a808ee2ce3bea0a1bcc7583f4265b4d1d0f099cb0adc2cd6c825bf1e824c2ab7be8851c226a991d1fc79fb70089b1332b4cbd05916b3cb7df2a3b9ff986405a40c50b2c45f8be3baac251578abfaa") 2018/06/04 22:45:31 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xffffffffffffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:31 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x8dffffff00000000}, 0x1c) 2018/06/04 22:45:31 executing program 3: mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:31 executing program 1 (fault-call:1 fault-nth:43): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:31 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) accept$netrom(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0x10) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="14000000880000fa", @ANYRES32=r2, @ANYBLOB="1000000002000000ac1414bb0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005a05fbd51a91785810000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) 2018/06/04 22:45:31 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) time(&(0x7f0000000040)) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:31 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff7f00000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 508.099289] FAULT_INJECTION: forcing a failure. [ 508.099289] name failslab, interval 1, probability 0, space 0, times 0 [ 508.110588] CPU: 1 PID: 2062 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 508.117432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 508.126792] Call Trace: [ 508.129388] dump_stack+0x1b9/0x294 [ 508.133024] ? dump_stack_print_info.cold.2+0x52/0x52 [ 508.138222] ? lock_downgrade+0x8e0/0x8e0 [ 508.142386] should_fail.cold.4+0xa/0x1a [ 508.146454] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 508.151557] ? graph_lock+0x170/0x170 [ 508.155350] ? kernel_text_address+0x79/0xf0 [ 508.159753] ? __unwind_start+0x166/0x330 [ 508.163892] ? __kernel_text_address+0xd/0x40 [ 508.168976] ? find_held_lock+0x36/0x1c0 [ 508.173038] ? __lock_is_held+0xb5/0x140 [ 508.177097] ? check_same_owner+0x320/0x320 [ 508.181406] ? device_bind_driver+0xb3/0xd0 [ 508.185715] ? mac80211_hwsim_new_radio+0x451/0x3410 [ 508.190802] ? hwsim_new_radio_nl+0x7b8/0xa60 [ 508.195284] ? rcu_note_context_switch+0x710/0x710 [ 508.200202] ? genl_rcv+0x28/0x40 [ 508.203641] ? netlink_unicast+0x58b/0x740 [ 508.207858] ? netlink_sendmsg+0x9f0/0xfa0 [ 508.212084] __should_failslab+0x124/0x180 [ 508.216309] should_failslab+0x9/0x14 [ 508.220097] kmem_cache_alloc+0x2af/0x760 [ 508.224240] skb_clone+0x1ed/0x4f0 [ 508.227770] ? refcount_add_not_zero+0x230/0x320 [ 508.232512] ? skb_split+0x11d0/0x11d0 [ 508.236389] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 508.241393] ? netlink_trim+0x1b2/0x370 [ 508.245355] ? netlink_skb_destructor+0x210/0x210 [ 508.250191] ? cleanup_uevent_env+0x40/0x40 [ 508.254506] netlink_broadcast_filtered+0x1024/0x1580 [ 508.259690] ? __netlink_sendskb+0xd0/0xd0 [ 508.263924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 508.269448] ? refcount_inc_not_zero+0x1dd/0x2d0 [ 508.274190] ? refcount_add_not_zero+0x320/0x320 [ 508.278937] ? cleanup_uevent_env+0x40/0x40 [ 508.283246] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 508.288256] kobject_uevent_env+0x6e4/0xea0 [ 508.292565] ? _raw_spin_unlock_irq+0x27/0x70 [ 508.297056] kobject_uevent+0x1f/0x30 [ 508.300844] driver_bound+0x1a3/0x220 [ 508.304633] device_bind_driver+0xb3/0xd0 [ 508.308770] mac80211_hwsim_new_radio+0x451/0x3410 [ 508.313684] ? string+0x21d/0x2c0 [ 508.317123] ? widen_string+0x2d0/0x2d0 [ 508.321092] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 508.327222] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 508.332757] ? vsnprintf+0x242/0x1b40 [ 508.336556] ? pointer+0xa10/0xa10 [ 508.340084] ? rcu_note_context_switch+0x710/0x710 [ 508.344997] ? __lock_acquire+0x7f5/0x5140 [ 508.349224] ? kasprintf+0xa2/0xc0 [ 508.352756] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 508.357758] ? kvasprintf+0xe2/0x130 [ 508.361462] ? bust_spinlocks+0xe0/0xe0 [ 508.365432] ? kasprintf+0xa2/0xc0 [ 508.368960] ? kvasprintf_const+0x190/0x190 [ 508.373264] ? graph_lock+0x170/0x170 [ 508.377054] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 508.382232] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 508.387762] hwsim_new_radio_nl+0x7b8/0xa60 [ 508.392067] ? nla_parse+0x358/0x4a0 [ 508.395768] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 508.400949] ? __netlink_ns_capable+0x100/0x130 [ 508.405615] genl_family_rcv_msg+0x889/0x1120 [ 508.410101] ? genl_rcv+0x40/0x40 [ 508.413543] ? lock_downgrade+0x8e0/0x8e0 [ 508.417676] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 508.422681] ? kasan_check_read+0x11/0x20 [ 508.426819] ? lock_acquire+0x1dc/0x520 [ 508.430779] ? genl_rcv+0x19/0x40 [ 508.434235] genl_rcv_msg+0xc6/0x170 [ 508.437939] netlink_rcv_skb+0x172/0x440 [ 508.441987] ? genl_family_rcv_msg+0x1120/0x1120 [ 508.446733] ? netlink_ack+0xbc0/0xbc0 [ 508.450608] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 508.455786] ? netlink_skb_destructor+0x210/0x210 [ 508.460622] genl_rcv+0x28/0x40 [ 508.463890] netlink_unicast+0x58b/0x740 [ 508.467943] ? netlink_attachskb+0x970/0x970 [ 508.472338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 508.477862] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 508.482868] ? security_netlink_send+0x88/0xb0 [ 508.487444] netlink_sendmsg+0x9f0/0xfa0 [ 508.491499] ? netlink_unicast+0x740/0x740 [ 508.495724] ? security_socket_sendmsg+0x94/0xc0 [ 508.500464] ? netlink_unicast+0x740/0x740 [ 508.504688] sock_sendmsg+0xd5/0x120 [ 508.508391] ___sys_sendmsg+0x805/0x940 [ 508.512358] ? copy_msghdr_from_user+0x560/0x560 [ 508.517109] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 508.522632] ? proc_fail_nth_write+0x96/0x1f0 [ 508.527115] ? __fget_light+0x2ef/0x430 [ 508.531077] ? fget_raw+0x20/0x20 [ 508.534513] ? find_held_lock+0x36/0x1c0 [ 508.538563] ? kasan_check_write+0x14/0x20 [ 508.542786] ? wait_for_completion+0x870/0x870 [ 508.547364] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 508.552887] ? sockfd_lookup_light+0xc5/0x160 [ 508.557374] __sys_sendmsg+0x115/0x270 [ 508.561251] ? __ia32_sys_shutdown+0x80/0x80 [ 508.565645] ? __sb_end_write+0xac/0xe0 [ 508.569610] ? fput+0x130/0x1a0 [ 508.572876] ? ksys_write+0x1a6/0x250 [ 508.576672] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 508.581510] __x64_sys_sendmsg+0x78/0xb0 [ 508.585560] do_syscall_64+0x1b1/0x800 [ 508.589434] ? finish_task_switch+0x1ca/0x840 [ 508.593917] ? syscall_return_slowpath+0x5c0/0x5c0 [ 508.598832] ? syscall_return_slowpath+0x30f/0x5c0 [ 508.603752] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 508.609105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 508.613938] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 508.619112] RIP: 0033:0x455a09 [ 508.622285] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 508.629980] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 508.637236] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 508.644492] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/06/04 22:45:32 executing program 3: mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:32 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x5800000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 508.651745] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 508.659000] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000002b [ 508.676065] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:32 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0xffffffffffffff8a, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ion\x00', 0x0, 0x0) ioctl(r0, 0xc0184908, &(0x7f0000000080)) 2018/06/04 22:45:32 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x54050000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:32 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x900}, 0x1c) 2018/06/04 22:45:32 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x400000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:32 executing program 3: mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:32 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:32 executing program 5: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_TLV_COMMAND(r0, 0xc008551c, &(0x7f0000000040)={0x1000, 0xfffffffffffffe53, [0xed8, 0x9]}) keyctl$set_reqkey_keyring(0x6, 0xfffffffffffffffa) [ 508.836836] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:32 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x700], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:32 executing program 3: perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:32 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f00000003c0)=@bind={0x14, 0x88, 0xfa00, {r2, 0x10, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x90) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000000)=0x0) ptrace$getsig(0x4202, r3, 0x2, &(0x7f0000000040)) 2018/06/04 22:45:32 executing program 5: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = socket$inet(0x2, 0x80000, 0x5) getsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000140)={0x0, 0x200}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000001c0)={r2, 0x4, 0x10}, 0xc) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000000)='nv\x00', 0x3) ioctl$EVIOCGKEYCODE_V2(r0, 0x80284504, &(0x7f0000000080)=""/102) getsockopt$inet_tcp_buf(r1, 0x6, 0x1a, &(0x7f0000001200)=""/145, &(0x7f0000000100)=0x91) 2018/06/04 22:45:32 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x4000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:32 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x3}, 0x1c) 2018/06/04 22:45:32 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:32 executing program 1 (fault-call:1 fault-nth:44): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) 2018/06/04 22:45:32 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x6000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 509.131149] FAULT_INJECTION: forcing a failure. [ 509.131149] name failslab, interval 1, probability 0, space 0, times 0 [ 509.142453] CPU: 1 PID: 2112 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 509.149294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 509.158645] Call Trace: [ 509.161244] dump_stack+0x1b9/0x294 [ 509.164882] ? dump_stack_print_info.cold.2+0x52/0x52 [ 509.170081] ? kobject_uevent_env+0x62e/0xea0 [ 509.174591] should_fail.cold.4+0xa/0x1a 2018/06/04 22:45:32 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x600}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) [ 509.178661] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 509.183686] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 509.188797] ? __might_sleep+0x95/0x190 [ 509.192785] ? graph_lock+0x170/0x170 [ 509.196596] ? __mutex_lock+0x7d9/0x17f0 [ 509.200665] ? string+0x21d/0x2c0 [ 509.204129] ? kobject_uevent_env+0x62e/0xea0 [ 509.208634] ? find_held_lock+0x36/0x1c0 [ 509.212706] ? __lock_is_held+0xb5/0x140 [ 509.216767] ? cpufreq_resume+0x220/0x2c0 [ 509.220929] ? check_same_owner+0x320/0x320 [ 509.225257] ? rcu_note_context_switch+0x710/0x710 2018/06/04 22:45:32 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:32 executing program 3: perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) [ 509.230186] ? put_dec+0xf0/0xf0 [ 509.233557] ? format_decode+0x1a9/0xae0 [ 509.237623] __should_failslab+0x124/0x180 [ 509.241865] should_failslab+0x9/0x14 [ 509.245669] kmem_cache_alloc_node+0x272/0x780 [ 509.250261] __alloc_skb+0x111/0x780 [ 509.253983] ? skb_scrub_packet+0x580/0x580 [ 509.258310] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 509.263512] ? netlink_has_listeners+0x2ff/0x4c0 [ 509.268271] ? netlink_tap_init_net+0x3c0/0x3c0 [ 509.272956] kobject_uevent_env+0x801/0xea0 [ 509.277285] ? _raw_spin_unlock_irq+0x27/0x70 [ 509.281797] kobject_uevent+0x1f/0x30 [ 509.285622] driver_bound+0x1a3/0x220 [ 509.289425] device_bind_driver+0xb3/0xd0 [ 509.293578] mac80211_hwsim_new_radio+0x451/0x3410 [ 509.298511] ? string+0x21d/0x2c0 [ 509.301963] ? widen_string+0x2d0/0x2d0 [ 509.305923] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 509.312058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 509.317585] ? vsnprintf+0x242/0x1b40 [ 509.321376] ? pointer+0xa10/0xa10 [ 509.324910] ? rcu_note_context_switch+0x710/0x710 [ 509.329829] ? __lock_acquire+0x7f5/0x5140 [ 509.334052] ? kasprintf+0xa2/0xc0 [ 509.337574] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 509.342577] ? kvasprintf+0xe2/0x130 [ 509.346281] ? bust_spinlocks+0xe0/0xe0 [ 509.350255] ? kasprintf+0xa2/0xc0 [ 509.353786] ? kvasprintf_const+0x190/0x190 [ 509.358087] ? graph_lock+0x170/0x170 [ 509.361868] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 509.367046] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 509.372569] hwsim_new_radio_nl+0x7b8/0xa60 [ 509.376870] ? nla_parse+0x358/0x4a0 [ 509.380575] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 509.385748] ? __netlink_ns_capable+0x100/0x130 [ 509.390411] genl_family_rcv_msg+0x889/0x1120 [ 509.394891] ? genl_rcv+0x40/0x40 [ 509.398327] ? lock_downgrade+0x8e0/0x8e0 [ 509.402462] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 509.407476] ? kasan_check_read+0x11/0x20 [ 509.411612] ? lock_acquire+0x1dc/0x520 [ 509.415568] ? genl_rcv+0x19/0x40 [ 509.419018] genl_rcv_msg+0xc6/0x170 [ 509.422719] netlink_rcv_skb+0x172/0x440 [ 509.426762] ? genl_family_rcv_msg+0x1120/0x1120 [ 509.431508] ? netlink_ack+0xbc0/0xbc0 [ 509.435388] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 509.440559] ? netlink_skb_destructor+0x210/0x210 [ 509.445388] genl_rcv+0x28/0x40 [ 509.448652] netlink_unicast+0x58b/0x740 [ 509.452695] ? netlink_attachskb+0x970/0x970 [ 509.457086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 509.462606] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 509.467606] ? security_netlink_send+0x88/0xb0 [ 509.472168] netlink_sendmsg+0x9f0/0xfa0 [ 509.476228] ? netlink_unicast+0x740/0x740 [ 509.480457] ? security_socket_sendmsg+0x94/0xc0 [ 509.485211] ? netlink_unicast+0x740/0x740 [ 509.489450] sock_sendmsg+0xd5/0x120 [ 509.493153] ___sys_sendmsg+0x805/0x940 [ 509.497116] ? copy_msghdr_from_user+0x560/0x560 [ 509.501873] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 509.507397] ? proc_fail_nth_write+0x96/0x1f0 [ 509.511877] ? __fget_light+0x2ef/0x430 [ 509.515831] ? fget_raw+0x20/0x20 [ 509.519261] ? find_held_lock+0x36/0x1c0 [ 509.523317] ? kasan_check_write+0x14/0x20 [ 509.527539] ? wait_for_completion+0x870/0x870 [ 509.532108] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 509.537625] ? sockfd_lookup_light+0xc5/0x160 [ 509.542103] __sys_sendmsg+0x115/0x270 [ 509.545980] ? __ia32_sys_shutdown+0x80/0x80 [ 509.550389] ? __sb_end_write+0xac/0xe0 [ 509.554354] ? fput+0x130/0x1a0 [ 509.557611] ? ksys_write+0x1a6/0x250 [ 509.561408] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 509.566238] __x64_sys_sendmsg+0x78/0xb0 [ 509.570280] do_syscall_64+0x1b1/0x800 [ 509.574146] ? finish_task_switch+0x1ca/0x840 [ 509.578622] ? syscall_return_slowpath+0x5c0/0x5c0 [ 509.583532] ? syscall_return_slowpath+0x30f/0x5c0 [ 509.588444] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 509.593791] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 509.598616] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 509.603785] RIP: 0033:0x455a09 [ 509.606951] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 509.614637] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 509.621894] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 509.629147] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 509.636399] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 509.643653] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000002c [ 509.662148] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:33 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xffffff80}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:33 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r1 = socket(0x11, 0x2, 0x0) bind$packet(r1, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) setsockopt$packet_int(r1, 0x107, 0x9, &(0x7f0000000180)=0x7fff, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r3, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x2}, 0x1c) 2018/06/04 22:45:33 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffdef], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:33 executing program 3: perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:33 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0xdb4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c832, 0xffffffffffffffff, 0x0) syz_fuse_mount(&(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mkdir(&(0x7f0000000000)='./control\x00', 0x0) r0 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x5, 0x20000) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x28, &(0x7f00000000c0)}, 0x10) r1 = open(&(0x7f0000fbe000)='./control\x00', 0x0, 0x0) r2 = openat(r1, &(0x7f000001aff8)='./file0\x00', 0x20040, 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x40049409, r2) 2018/06/04 22:45:33 executing program 6: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000000380)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000340)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r0, &(0x7f0000000100)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000000080), r2, r1}}, 0x18) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) write$rdma_cm(r0, &(0x7f0000000480)=@resolve_addr={0x15, 0x110, 0xfa00, {r2, 0x80000001, 0x0, 0x0, 0x0, @in={0x2, 0x4e23, @multicast1=0xe0000001}, @ib={0x1b, 0x8, 0x0, {"3e0adbeea35b67b395708ea28f6bdc51"}, 0xb4de, 0x7fffffff, 0x7}}}, 0x118) 2018/06/04 22:45:33 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f00000002c0)=""/246) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) timerfd_settime(r0, 0x1, &(0x7f0000000180)={{r1, r2+30000000}, {0x77359400}}, &(0x7f00000001c0)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600210) r3 = gettid() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000600)=""/145, 0x91}], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3d7a, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$loop(&(0x7f0000000280)='/dev/loop#\x00', 0x0, 0x105082) r6 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) pwritev(r6, &(0x7f0000f50f90)=[{&(0x7f0000000100)="a8", 0x1}], 0x1, 0x81003) ioctl$LOOP_CHANGE_FD(r5, 0x4c00, r6) sendfile(r5, r6, &(0x7f00000ddff8), 0x102002f01) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000001c0)=0x4) accept4$llc(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000003c0)=0x10, 0x80000) ioctl$LOOP_SET_BLOCK_SIZE(r5, 0x4c09, 0x800) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$VHOST_SET_LOG_FD(r6, 0x4004af07, &(0x7f0000000000)=r6) tkill(r3, 0x1000000000016) write$eventfd(r0, &(0x7f0000000080)=0x8aca, 0x8) pwritev(r0, &(0x7f0000161000)=[{&(0x7f0000000040)="f5", 0x1}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x62, 0xffff}) 2018/06/04 22:45:33 executing program 1 (fault-call:1 fault-nth:45): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x20, 0x22, 0x1, 0x0, 0x0, {0x4}, [@nested={0xc, 0x11, [@typed={0x8, 0x0, @fd}]}]}, 0x20}, 0x1}, 0x0) [ 510.302640] FAULT_INJECTION: forcing a failure. [ 510.302640] name failslab, interval 1, probability 0, space 0, times 0 [ 510.314388] CPU: 1 PID: 2162 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 510.321232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 510.330586] Call Trace: [ 510.333180] dump_stack+0x1b9/0x294 [ 510.336803] ? dump_stack_print_info.cold.2+0x52/0x52 [ 510.341997] should_fail.cold.4+0xa/0x1a [ 510.346064] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 510.351164] ? graph_lock+0x170/0x170 [ 510.354951] ? graph_lock+0x170/0x170 [ 510.358746] ? find_held_lock+0x36/0x1c0 [ 510.362802] ? __lock_is_held+0xb5/0x140 [ 510.366860] ? check_same_owner+0x320/0x320 [ 510.371173] ? rcu_note_context_switch+0x710/0x710 [ 510.376094] __should_failslab+0x124/0x180 [ 510.380320] should_failslab+0x9/0x14 [ 510.384110] kmem_cache_alloc+0x2af/0x760 [ 510.388248] ? is_bpf_text_address+0xd7/0x170 [ 510.392732] ? kernel_text_address+0x79/0xf0 [ 510.397129] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 510.402137] __kernfs_new_node+0xe7/0x580 [ 510.406279] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 510.411042] ? lock_downgrade+0x8e0/0x8e0 [ 510.415189] kernfs_new_node+0x80/0xf0 [ 510.419068] kernfs_create_dir_ns+0x3d/0x140 [ 510.423468] sysfs_create_dir_ns+0xbe/0x1d0 [ 510.427780] kobject_add_internal+0x354/0xac0 [ 510.432268] ? kobj_ns_type_registered+0x60/0x60 [ 510.437014] ? kfree_const+0x59/0x70 [ 510.440724] ? rcu_read_lock_sched_held+0x108/0x120 [ 510.445739] ? kfree+0x1e9/0x260 [ 510.449096] ? kfree_const+0x5e/0x70 [ 510.452800] kobject_add+0x13a/0x190 [ 510.456500] ? kset_create_and_add+0x190/0x190 [ 510.461073] ? kmem_cache_alloc_trace+0x616/0x780 [ 510.465904] ? kasan_check_write+0x14/0x20 [ 510.470126] ? do_raw_spin_lock+0xc1/0x200 [ 510.474353] get_device_parent.isra.27+0x360/0x5a0 [ 510.479272] device_add+0x2f1/0x16d0 [ 510.482979] ? device_private_init+0x230/0x230 [ 510.487554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 510.493090] wiphy_register+0x178a/0x2430 [ 510.497240] ? wiphy_unregister+0x12b0/0x12b0 [ 510.501730] ? rcu_read_lock_sched_held+0x108/0x120 [ 510.506734] ? __kmalloc+0x5f9/0x760 [ 510.510437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 510.515962] ? ieee80211_cs_list_valid+0x7c/0x440 [ 510.520793] ? ieee80211_register_hw+0xc0b/0x35d0 [ 510.525628] ieee80211_register_hw+0x13cd/0x35d0 [ 510.530377] ? rcu_is_watching+0x61/0x140 [ 510.534515] ? ieee80211_free_ack_frame+0x60/0x60 [ 510.539355] mac80211_hwsim_new_radio+0x1d9b/0x3410 [ 510.544371] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 510.550503] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 510.556033] ? vsnprintf+0x242/0x1b40 [ 510.559829] ? pointer+0xa10/0xa10 [ 510.563357] ? __lock_acquire+0x7f5/0x5140 [ 510.567585] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 510.572587] ? kvasprintf+0xe2/0x130 [ 510.576290] ? bust_spinlocks+0xe0/0xe0 [ 510.580260] ? kasprintf+0xa2/0xc0 [ 510.583785] ? kvasprintf_const+0x190/0x190 [ 510.588092] ? graph_lock+0x170/0x170 [ 510.591883] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 510.597062] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 510.602591] hwsim_new_radio_nl+0x7b8/0xa60 [ 510.606897] ? nla_parse+0x358/0x4a0 [ 510.610600] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 510.615779] ? __netlink_ns_capable+0x100/0x130 [ 510.620440] genl_family_rcv_msg+0x889/0x1120 [ 510.624925] ? genl_rcv+0x40/0x40 [ 510.628366] ? lock_downgrade+0x8e0/0x8e0 [ 510.632502] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 510.637509] ? kasan_check_read+0x11/0x20 [ 510.641645] ? lock_acquire+0x1dc/0x520 [ 510.645605] ? genl_rcv+0x19/0x40 [ 510.649079] genl_rcv_msg+0xc6/0x170 [ 510.652781] netlink_rcv_skb+0x172/0x440 [ 510.656832] ? genl_family_rcv_msg+0x1120/0x1120 [ 510.661575] ? netlink_ack+0xbc0/0xbc0 [ 510.665451] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 510.670630] ? netlink_skb_destructor+0x210/0x210 [ 510.675464] genl_rcv+0x28/0x40 [ 510.678732] netlink_unicast+0x58b/0x740 [ 510.682788] ? netlink_attachskb+0x970/0x970 [ 510.687184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 510.692711] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 510.697714] ? security_netlink_send+0x88/0xb0 [ 510.702284] netlink_sendmsg+0x9f0/0xfa0 [ 510.706339] ? netlink_unicast+0x740/0x740 [ 510.710565] ? security_socket_sendmsg+0x94/0xc0 [ 510.715304] ? netlink_unicast+0x740/0x740 [ 510.719527] sock_sendmsg+0xd5/0x120 [ 510.723229] ___sys_sendmsg+0x805/0x940 [ 510.727197] ? copy_msghdr_from_user+0x560/0x560 [ 510.731950] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 510.737473] ? proc_fail_nth_write+0x96/0x1f0 [ 510.741959] ? __fget_light+0x2ef/0x430 [ 510.745922] ? fget_raw+0x20/0x20 [ 510.749360] ? find_held_lock+0x36/0x1c0 [ 510.753413] ? kasan_check_write+0x14/0x20 [ 510.757641] ? wait_for_completion+0x870/0x870 [ 510.762216] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 510.767737] ? sockfd_lookup_light+0xc5/0x160 [ 510.772221] __sys_sendmsg+0x115/0x270 [ 510.776096] ? __ia32_sys_shutdown+0x80/0x80 [ 510.780491] ? __sb_end_write+0xac/0xe0 [ 510.784455] ? fput+0x130/0x1a0 [ 510.787719] ? ksys_write+0x1a6/0x250 [ 510.791519] __x64_sys_sendmsg+0x78/0xb0 [ 510.795567] do_syscall_64+0x1b1/0x800 [ 510.799440] ? finish_task_switch+0x1ca/0x840 [ 510.803925] ? syscall_return_slowpath+0x5c0/0x5c0 [ 510.808841] ? syscall_return_slowpath+0x30f/0x5c0 [ 510.813763] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 510.819119] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 510.823954] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 510.829129] RIP: 0033:0x455a09 [ 510.832302] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 510.839997] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 510.847257] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 2018/06/04 22:45:34 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xfffffff5}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:34 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:34 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) [ 510.854510] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 510.861764] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 510.869022] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000002d [ 510.876498] kobject_add_internal failed for ieee80211 (error: -12 parent: hwsim64) [ 510.894844] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/06/04 22:45:34 executing program 5: sched_setaffinity(0x0, 0xfffffffffffffd8b, &(0x7f00000000c0)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)="2f70726f632f737900080000742f697076342f76732f73ec6f7070795f74637008", 0x2, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$SG_GET_REQUEST_TABLE(0xffffffffffffffff, 0x2286, &(0x7f0000000280)) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x72, 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={&(0x7f0000000100)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000140)='smaps\x00') preadv(r0, &(0x7f0000000180)=[{&(0x7f0000000380)=""/246, 0xf6}], 0x1, 0x80000001) 2018/06/04 22:45:34 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x58}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:34 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000700)='./file0\x00', 0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000140)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='iso9660\x00', 0x1020, &(0x7f0000000340)) 2018/06/04 22:45:34 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000002000)}}], 0x2, 0x0) 2018/06/04 22:45:34 executing program 7: syz_emit_ethernet(0x66, &(0x7f0000101000)={@random="cd390b081bf2", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x100000000000000}, [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff82, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}}}}}}}}, 0x0) 2018/06/04 22:45:34 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 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) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000340)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(cipher_null)\x00'}, 0x58) r1 = accept4(r0, 0x0, &(0x7f0000000040), 0x0) recvmmsg(r1, &(0x7f0000002400)=[{{0x0, 0x0, &(0x7f00000023c0)=[{&(0x7f0000002140)=""/89, 0x59}, {&(0x7f00000021c0)=""/102, 0x66}], 0x2}, 0x9}], 0x1, 0x2, &(0x7f0000002480)={0x77359400}) recvmmsg(r1, &(0x7f0000001bc0), 0xa5, 0x0, &(0x7f0000000080)={0x77359400}) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x54, &(0x7f00000001c0)=[@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x3}, @in6={0xa, 0x4e20, 0x8000, @dev={0xfe, 0x80}}, @in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}]}, &(0x7f0000000280)=0xc) ioctl$EVIOCGABS3F(0xffffffffffffffff, 0x8018457f, &(0x7f00000003c0)=""/119) [ 511.118565] ------------[ cut here ]------------ [ 511.123912] kernfs: ns required in 'ieee80211' for 'phy63' [ 511.129725] WARNING: CPU: 1 PID: 2162 at fs/kernfs/dir.c:759 kernfs_add_one+0x406/0x4d0 [ 511.137870] Kernel panic - not syncing: panic_on_warn set ... [ 511.137870] [ 511.145240] CPU: 1 PID: 2162 Comm: syz-executor1 Not tainted 4.17.0+ #83 [ 511.152075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 511.161430] Call Trace: [ 511.164023] dump_stack+0x1b9/0x294 [ 511.167662] ? dump_stack_print_info.cold.2+0x52/0x52 [ 511.172863] ? kernfs_add_one+0x3e0/0x4d0 [ 511.177007] panic+0x22f/0x4de [ 511.180192] ? add_taint.cold.5+0x16/0x16 [ 511.184330] ? __warn.cold.8+0x148/0x1b3 [ 511.188383] ? kernfs_add_one+0x406/0x4d0 [ 511.192517] __warn.cold.8+0x163/0x1b3 [ 511.196390] ? kernfs_add_one+0x406/0x4d0 [ 511.200525] report_bug+0x252/0x2d0 [ 511.204144] do_error_trap+0x1de/0x490 [ 511.208028] ? math_error+0x420/0x420 [ 511.211819] ? vprintk_default+0x28/0x30 [ 511.215867] ? vprintk_func+0x81/0xe7 [ 511.219658] ? printk+0x9e/0xba [ 511.222933] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 511.227767] do_invalid_op+0x1b/0x20 [ 511.231464] invalid_op+0x14/0x20 [ 511.234901] RIP: 0010:kernfs_add_one+0x406/0x4d0 [ 511.239641] RSP: 0018:ffff8801b4346ce0 EFLAGS: 00010286 [ 511.244991] RAX: 000000000000002e RBX: ffffffff87d59ce0 RCX: ffffc900062d2000 [ 511.252245] RDX: 0000000000040000 RSI: ffffffff81610bb1 RDI: ffff8801b4346840 [ 511.259501] RBP: ffff8801b4346d20 R08: ffff8801d0660440 R09: 0000000000000006 [ 511.266752] R10: ffff8801d0660440 R11: 0000000000000000 R12: ffff8801d6d77a40 [ 511.274008] R13: ffffffff885ce3e0 R14: 0000000000000020 R15: 0000000000000000 [ 511.281283] ? vprintk_func+0x81/0xe7 [ 511.285079] kernfs_create_link+0x112/0x180 [ 511.289391] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 511.294655] sysfs_create_link+0x65/0xc0 [ 511.298705] device_add+0x7a0/0x16d0 [ 511.302409] ? device_private_init+0x230/0x230 [ 511.306980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 511.312510] wiphy_register+0x178a/0x2430 [ 511.316659] ? wiphy_unregister+0x12b0/0x12b0 [ 511.321144] ? rcu_read_lock_sched_held+0x108/0x120 [ 511.326147] ? __kmalloc+0x5f9/0x760 [ 511.329850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 511.335370] ? ieee80211_cs_list_valid+0x7c/0x440 [ 511.340198] ? ieee80211_register_hw+0xc0b/0x35d0 [ 511.345037] ieee80211_register_hw+0x13cd/0x35d0 [ 511.349784] ? rcu_is_watching+0x61/0x140 [ 511.353918] ? ieee80211_free_ack_frame+0x60/0x60 [ 511.358756] mac80211_hwsim_new_radio+0x1d9b/0x3410 [ 511.363769] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 511.369899] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 511.375425] ? vsnprintf+0x242/0x1b40 [ 511.379237] ? pointer+0xa10/0xa10 [ 511.382782] ? __lock_acquire+0x7f5/0x5140 [ 511.387009] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 511.392022] ? kvasprintf+0xe2/0x130 [ 511.395728] ? bust_spinlocks+0xe0/0xe0 [ 511.399698] ? kasprintf+0xa2/0xc0 [ 511.403225] ? kvasprintf_const+0x190/0x190 [ 511.407529] ? graph_lock+0x170/0x170 [ 511.411319] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 511.416498] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 511.422033] hwsim_new_radio_nl+0x7b8/0xa60 [ 511.426339] ? nla_parse+0x358/0x4a0 [ 511.430051] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 511.435317] ? __netlink_ns_capable+0x100/0x130 [ 511.439978] genl_family_rcv_msg+0x889/0x1120 [ 511.444465] ? genl_rcv+0x40/0x40 [ 511.447906] ? lock_downgrade+0x8e0/0x8e0 [ 511.452044] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 511.457053] ? kasan_check_read+0x11/0x20 [ 511.461189] ? lock_acquire+0x1dc/0x520 [ 511.465148] ? genl_rcv+0x19/0x40 [ 511.468603] genl_rcv_msg+0xc6/0x170 [ 511.472307] netlink_rcv_skb+0x172/0x440 [ 511.476355] ? genl_family_rcv_msg+0x1120/0x1120 [ 511.481100] ? netlink_ack+0xbc0/0xbc0 [ 511.484977] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 511.490152] ? netlink_skb_destructor+0x210/0x210 [ 511.494986] genl_rcv+0x28/0x40 [ 511.498255] netlink_unicast+0x58b/0x740 [ 511.502310] ? netlink_attachskb+0x970/0x970 [ 511.506704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 511.512230] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 511.517234] ? security_netlink_send+0x88/0xb0 [ 511.521806] netlink_sendmsg+0x9f0/0xfa0 [ 511.525860] ? netlink_unicast+0x740/0x740 [ 511.530087] ? security_socket_sendmsg+0x94/0xc0 [ 511.534828] ? netlink_unicast+0x740/0x740 [ 511.539050] sock_sendmsg+0xd5/0x120 [ 511.542755] ___sys_sendmsg+0x805/0x940 [ 511.546723] ? copy_msghdr_from_user+0x560/0x560 [ 511.551476] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 511.556996] ? proc_fail_nth_write+0x96/0x1f0 [ 511.561484] ? __fget_light+0x2ef/0x430 [ 511.565447] ? fget_raw+0x20/0x20 [ 511.568882] ? find_held_lock+0x36/0x1c0 [ 511.572934] ? kasan_check_write+0x14/0x20 [ 511.577162] ? wait_for_completion+0x870/0x870 [ 511.581738] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 511.587263] ? sockfd_lookup_light+0xc5/0x160 [ 511.591746] __sys_sendmsg+0x115/0x270 [ 511.595623] ? __ia32_sys_shutdown+0x80/0x80 [ 511.600023] ? __sb_end_write+0xac/0xe0 [ 511.603991] ? fput+0x130/0x1a0 [ 511.607257] ? ksys_write+0x1a6/0x250 [ 511.611072] __x64_sys_sendmsg+0x78/0xb0 [ 511.615122] do_syscall_64+0x1b1/0x800 [ 511.618995] ? finish_task_switch+0x1ca/0x840 [ 511.623480] ? syscall_return_slowpath+0x5c0/0x5c0 [ 511.628395] ? syscall_return_slowpath+0x30f/0x5c0 [ 511.633317] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 511.638668] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 511.643500] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 511.648686] RIP: 0033:0x455a09 [ 511.651860] RSP: 002b:00007f3ec933bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 511.659554] RAX: ffffffffffffffda RBX: 00007f3ec933c6d4 RCX: 0000000000455a09 [ 511.666807] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 511.674059] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 511.681311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 511.688562] R13: 00000000000005ce R14: 00000000006fdbf0 R15: 000000000000002d [ 511.696674] Dumping ftrace buffer: [ 511.700495] (ftrace buffer empty) [ 511.704185] Kernel Offset: disabled [ 511.707796] Rebooting in 86400 seconds..