p\x00', 0x48, {{0x0, {0x0, 0x0, 0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], 0x0, 0x0, 0x0, 0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}}}}]}}, @arpreply={'arpreply\x00', 0x10, {{@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}}}}]}, {0x0, '\x00', 0x1, 0xffffffffffffffff}, {0x0, '\x00', 0x1, 0xffffffffffffffff, 0x2, [{{{0x7, 0x0, 0x0, 'ip_vti0\x00', 'teql0\x00', 'vlan0\x00', 'gre0\x00', @random="6631168998f8", [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0xa0, 0xd8, 0x128, [@m802_3={'802_3\x00', 0x8}]}, [@snat={'snat\x00', 0x10, {{@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}}}]}, @common=@LED={'LED\x00', 0x28, {{'syz1\x00'}}}}, {{{0x7, 0x0, 0x0, 'gre0\x00', 'gretap0\x00', 'sit0\x00', 'syzkaller1\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], 0x8f0, 0x970, 0x9a8, [@among={'among\x00', 0x858, {{0x0, 0x0, 0x0, {[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7], 0x4, [{}, {[], @local={0xac, 0x14, 0x14, 0xaa}}, {}, {[], @loopback=0x7f000001}]}, {[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x1], 0x1, [{[], @loopback=0x7f000001}]}}}}]}, [@common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}, @common=@redirect={'redirect\x00', 0x8}]}, @arpreply={'arpreply\x00', 0x10}}]}]}, 0x15b0) 2018/04/20 17:23:14 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000432fe8)={0xaa}) read(r0, &(0x7f0000000080)=""/216, 0xd8) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r1 = socket$netlink(0x10, 0x3, 0x0) fcntl$lock(r1, 0x6, &(0x7f0000013000)) 2018/04/20 17:23:14 executing program 0: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) eventfd2(0xffffffffffffffff, 0x800000000) read$eventfd(0xffffffffffffffff, &(0x7f0000354000), 0x8) write$eventfd(0xffffffffffffffff, &(0x7f0000951ff8), 0x8) write$eventfd(0xffffffffffffffff, &(0x7f0000f1aff8), 0x8) r0 = add_key(&(0x7f00000001c0)='cifs.spnego\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$negate(0xd, 0x0, 0x3, r0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000444000)) mount(&(0x7f0000fb6000)='./file0\x00', &(0x7f0000d78000)='.', &(0x7f0000fdb000)='ubifs\x00', 0x1000, 0x0) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$sock_netdev_private(r1, 0x40000000089fc, &(0x7f0000000400)="a472689dd431d93e89b5992cf8b4face9fac01673e9d6328a457eb44618a25152a4cc8fca3ff8497edc342195b81e5c28c37ee8ba5ea5be07db12633c77b6d90cb5489a47995d5d417c54c4f3a8bc77a8d194c5bcadbd6ce7b") mount(&(0x7f0000377ff8)='.', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x0, &(0x7f00000e7000)) mount(&(0x7f0000adcff8)='./file0\x00', &(0x7f0000e08fff)='.', &(0x7f00005e9000)='cifs\x00', 0x2000, &(0x7f0000ad5000)) umount2(&(0x7f000075e000)='.', 0x0) r2 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x80000) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r2, 0x10e, 0x4, &(0x7f0000000240)=0x910e, 0x4) r3 = socket$unix(0x1, 0x1, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$sock_int(r3, 0x1, 0x10, &(0x7f000067d000)=0x19, 0x4) bind$unix(r4, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) listen(r4, 0x0) connect$unix(r3, &(0x7f0000932000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) [ 863.121535] kvm: pic: non byte read 2018/04/20 17:23:15 executing program 5: r0 = syz_open_dev$sg(&(0x7f00000c5ff7)='/dev/sg#\x00', 0x0, 0x0) ioctl(r0, 0x2284, &(0x7f0000007000)) 2018/04/20 17:23:15 executing program 1: r0 = gettid() ioprio_set$pid(0x2, r0, 0x0) 2018/04/20 17:23:15 executing program 7: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000b2c000)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000cde000)={0x18, 0x2, 0x2, 0x1, 0x0, 0x0, {}, [@nested={0x4, 0x2}]}, 0x18}, 0x1}, 0x0) 2018/04/20 17:23:15 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000808fc8)={&(0x7f0000e87000)={0x10}, 0xc, &(0x7f0000a3bff8)={&(0x7f0000e69fb8)=@ipmr_newroute={0x1c, 0x18, 0xc21, 0x0, 0x0, {0x80, 0x20}}, 0x1c}, 0x1}, 0x0) 2018/04/20 17:23:15 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000fd0000), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000500), 0x0, 0x28000000, 0x0, 0x0) 2018/04/20 17:23:15 executing program 3: mmap(&(0x7f0000000000/0xb3c000)=nil, 0xb3c000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) getsockopt$packet_int(r0, 0x107, 0xb, &(0x7f0000003ffc), &(0x7f0000001ffc)=0x2a2) 2018/04/20 17:23:15 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000807fe4)={0xa, 0x4e22}, 0x1c) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='dctcp\x00', 0x6) sendto$inet6(r0, &(0x7f0000000080)='M', 0x1, 0x20000001, &(0x7f0000000340)={0xa, 0x4e22}, 0x1c) 2018/04/20 17:23:15 executing program 6: r0 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_udp_int(r0, 0x11, 0xb, &(0x7f0000941000), &(0x7f000093f000)=0x4) 2018/04/20 17:23:15 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000c1a000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00007cbfff)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000040)='./control\x00', 0x0) r1 = inotify_init1(0x0) inotify_add_watch(r1, &(0x7f0000b6d000)='./control\x00', 0x20) openat(0xffffffffffffff9c, &(0x7f0000000000)='./control\x00', 0x0, 0x0) dup3(r0, r1, 0x0) 2018/04/20 17:23:15 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000d1bfa8)={0x26, 'hash\x00', 0x0, 0x0, 'crc32-generic\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) r2 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) fallocate(r2, 0x0, 0x0, 0x8) sendfile(r1, r2, &(0x7f0000e64ff8), 0x7) 2018/04/20 17:23:15 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, 0x100000000}, 0x1c) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000040)=0x5f9d, 0x4) mq_timedsend(r1, &(0x7f00000004c0)="487e0f91ed8687b6f84df5b2c7c38c7851c24875ddfe2d8a5f4d686e0c004ad726c0b9ed938043a8e81e5e50f7cf980346f385a33e73a110a683b0837eb6055a31a40be2ff445e123e94451cf9f3e0d2fb3ef826350f9f3c354feac7138d3b9aa92495e815d7", 0x66, 0x40009, &(0x7f0000000200)={0x0, 0x1c9c380}) getrusage(0xffffffffffffffff, &(0x7f0000000640)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99c, 0x0, 0x0, 0x20000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000340)='./file0\x00', 0x8040, 0x102) modify_ldt$write2(0x11, &(0x7f0000000300)={0x10001, 0x0, 0x4000, 0xa3, 0x305, 0x8000, 0x10001, 0x0, 0x6, 0x200}, 0x10) fcntl$setlease(r0, 0x400, 0x1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) r3 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x44}) sched_setaffinity(0x0, 0x8, &(0x7f000080b000)=0x51b2) dup(r5) readv(r5, &(0x7f0000d32fc0)=[{&(0x7f000039a000)=""/185, 0xb9}], 0x1) ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000003000/0x4000)=nil, 0x4000}, 0x1}) mremap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f0000005000/0x3000)=nil) ioctl$EVIOCGPROP(r4, 0x80404509, &(0x7f00000002c0)=""/48) memfd_create(&(0x7f0000000540)='\x00', 0x2) r6 = getpid() r7 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, r6, 0x0, 0xffffffffffffffff, 0x0) ioctl$KDGKBLED(r2, 0x4b64, &(0x7f0000000280)) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x9}, &(0x7f00000000c0)=0x8) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000240)='syzkaller0\x00', 0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000140)={r8, 0x3, 0xffffffff}, &(0x7f0000000180)=0x8) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) 2018/04/20 17:23:15 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000651ff8)={0x0, 0x1}, 0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f000079efe0)={0x1}, 0x20) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000440)='/dev/vga_arbiter\x00', 0x80, 0x0) ioctl$TIOCPKT(r1, 0x5420, &(0x7f0000000480)=0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f00001a7fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000040)='./file0\x00', 0x3, 0x3, &(0x7f0000000380)=[{&(0x7f00000000c0)="434a2d79f5c0d695a4a8fed6ac0f77bd6ad3f662", 0x14, 0x2}, {&(0x7f0000000140)="ae89dc7d4462d70b89dd2f8338e4563bfb7407e1bd433b934b43f1bc72ab045ef1f953a9583b1e8b8f0e421a538410c7fce71d23e94959a2096695cb723a156458bd769e9958f53c99c23f27507baf3f11913c7a69eea5ee136e3c525dc9c7a0b1c59743f3958b40aec826a4d866a87c315d9eebfbad833a9067df8628062f5cf0ddfab0fc80899cf7c167b0f3a408d829a078dd90a226c74b335d43ff9128384692909912f656ec8a16af1c90f929", 0xaf, 0xfffffffffffffffd}, {&(0x7f0000000280)="b45b07cbe7730c61908fe8da32b29daac2c134cb6c44764fcf5dc534910715deba7999683a2faf2a4456dae018a01c6cea632b3f399606c7bb6a0277533710856c27537e4c477496502679944d4a0559425dd81f5c657c7911d3a13fe6a0aa336abe5b23079d1b46e2d4d71a909298762bbe811f3f7c8b2d0036a962904500caf633dd3302035ec1924108783fbfcfa6faaf24add0ebf42de69c16439d96f076c48fbece13159a5238b0355b6665bc287c1b97d710c804c0839b0e90d1a0ae24d2f3da19deea8d92a29f12675ff781b5bd646cd0de7805ac21fd82c3787cdf", 0xdf, 0x3}], 0x400, &(0x7f0000000400)) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000080)={0x0, 0x0, 0x30}, 0xc) sendto$inet6(r0, &(0x7f0000aaff09)="b8", 0x1, 0x0, &(0x7f0000ab0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 17:23:15 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000327f68)=ANY=[@ANYBLOB="02030003130000000000b2000000000005000600000000000a0000008d000000000000000000000000000000000046d5430700000000000005000900ff0000000a40000012000000fe8000000000000000001000000000ff000001000400000002000100000000000000020c0000000005000500000000800a00000000000000ff020000000c800000000000000000010000000000000000"], 0x98}, 0x1}, 0x0) 2018/04/20 17:23:15 executing program 1: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000180)) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x3, 0x40000000000000ff) setsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000100)={@multicast1=0xe0000001, @broadcast=0xffffffff}, 0xc) 2018/04/20 17:23:15 executing program 6: r0 = socket(0x2, 0x2000080003, 0x2) getsockopt(r0, 0x0, 0xce, &(0x7f00000001c0)=""/8, &(0x7f0000000200)=0x8) 2018/04/20 17:23:15 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000c9bec8)={{0xffff0000, 0x0, 0xfffff000}}) 2018/04/20 17:23:15 executing program 4: pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00004e8000)=[{&(0x7f00005dff57)=';', 0x1}], 0x1, 0x9) write(r1, &(0x7f0000335000), 0xfc94) mmap(&(0x7f00001f2000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) io_setup(0x10000000a1b0, &(0x7f0000000000)=0x0) io_submit(r2, 0x1, &(0x7f0000000200)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000040)='B', 0x1}]) mmap(&(0x7f0000000000/0x397000)=nil, 0x397000, 0x0, 0x32, 0xffffffffffffffff, 0x0) fcntl$F_GET_FILE_RW_HINT(r1, 0x40d, &(0x7f0000000140)) readv(r0, &(0x7f00003e2000)=[{&(0x7f00005dd000)=""/4096, 0x1000}], 0x1) ioctl$FUSE_DEV_IOC_CLONE(r0, 0x8004e500, &(0x7f00000000c0)=r0) ppoll(&(0x7f0000000180)=[{r1, 0x2}, {r0}, {r1, 0xa0}, {r1, 0xc000}], 0x4, &(0x7f0000000240), &(0x7f0000000280)={0x7}, 0x8) 2018/04/20 17:23:15 executing program 7: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000000000)=[{0x28, 0x0, 0x0, 0xfffffffffffff004}, {0x6}]}, 0x10) writev(r1, &(0x7f00000012c0)=[{&(0x7f0000001240)="11", 0x1}], 0x1) 2018/04/20 17:23:15 executing program 6: r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r0, 0x401070ca, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "6df1733d7a8a242fd899e0633f5fcea8fb5a550ed80ebba4d909c7a124d8ac39add13dc93a80f22ff9fd35a844f3e8b5ade4e5935137af6fe251190634435dca", "6aaba7a936009867bd21673a08478220febadc5ca0c0caf1f4833b9ff18a89a285f049691fdaee090426b5018b54096bdaacf1e7a2fb27febc2e8d7b46599493", "ec4e0b0000000020006e591a5591e6c802000000a669ca93d32112b2bc83d72a"}) 2018/04/20 17:23:15 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000180)=ANY=[@ANYBLOB="dd3dd62cba3116dcfe"], &(0x7f0000000240)=0x1) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000de9000)=[@text32={0x20, &(0x7f0000f59fc6)="0fc75fedc4c3c968fb6c0f9cfbb9040100c00f3266b842008ee80f230064672ec015dec4e245bea5d41e6082f9440f20c03506000000440f22c0", 0x3a}], 0x1, 0x0, &(0x7f0000000180), 0x1ba) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/20 17:23:15 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ip6_mr_cache\x00') sendfile(r0, r0, &(0x7f0000b58000)=0x200000, 0xffff) 2018/04/20 17:23:16 executing program 1: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000180)) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x3, 0x40000000000000ff) setsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000100)={@multicast1=0xe0000001, @broadcast=0xffffffff}, 0xc) 2018/04/20 17:23:16 executing program 7: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000000000)=[{0x28, 0x0, 0x0, 0xfffffffffffff004}, {0x6}]}, 0x10) writev(r1, &(0x7f00000012c0)=[{&(0x7f0000001240)="11", 0x1}], 0x1) 2018/04/20 17:23:16 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ip6_mr_cache\x00') sendfile(r0, r0, &(0x7f0000b58000)=0x200000, 0xffff) 2018/04/20 17:23:16 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) mount(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='cgroup\x00', 0x0, 0x0) 2018/04/20 17:23:16 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f000067efe4)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f0000000000)='8', 0x1, 0x0, &(0x7f00007bcfe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000700)={0x0, 0x0, 0x30}, 0xc) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000f0cffc), 0x4) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x2}, 0x8) write$binfmt_aout(r0, &(0x7f0000001380)=ANY=[@ANYBLOB="cc000880df0200009402000000000000ad010000020000000000000000000000a8964a70352dfb8bb7da4bef74ab811f9395e65cebddd9286d0073d143f638d0f4433eb5465e80c787fc00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x6b1) write$binfmt_aout(r0, &(0x7f00000000c0), 0x20) 2018/04/20 17:23:16 executing program 0: mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x3, &(0x7f0000000040)=0x401, 0x6, 0x0) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) get_mempolicy(&(0x7f0000f12000), &(0x7f0000c20000), 0x403, &(0x7f000077a000/0x4000)=nil, 0x3) 2018/04/20 17:23:16 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, 0x100000000}, 0x1c) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000040)=0x5f9d, 0x4) mq_timedsend(r1, &(0x7f00000004c0)="487e0f91ed8687b6f84df5b2c7c38c7851c24875ddfe2d8a5f4d686e0c004ad726c0b9ed938043a8e81e5e50f7cf980346f385a33e73a110a683b0837eb6055a31a40be2ff445e123e94451cf9f3e0d2fb3ef826350f9f3c354feac7138d3b9aa92495e815d7", 0x66, 0x40009, &(0x7f0000000200)={0x0, 0x1c9c380}) getrusage(0xffffffffffffffff, &(0x7f0000000640)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99c, 0x0, 0x0, 0x20000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000340)='./file0\x00', 0x8040, 0x102) modify_ldt$write2(0x11, &(0x7f0000000300)={0x10001, 0x0, 0x4000, 0xa3, 0x305, 0x8000, 0x10001, 0x0, 0x6, 0x200}, 0x10) fcntl$setlease(r0, 0x400, 0x1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) r3 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x44}) sched_setaffinity(0x0, 0x8, &(0x7f000080b000)=0x51b2) dup(r5) readv(r5, &(0x7f0000d32fc0)=[{&(0x7f000039a000)=""/185, 0xb9}], 0x1) ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000003000/0x4000)=nil, 0x4000}, 0x1}) mremap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f0000005000/0x3000)=nil) ioctl$EVIOCGPROP(r4, 0x80404509, &(0x7f00000002c0)=""/48) memfd_create(&(0x7f0000000540)='\x00', 0x2) r6 = getpid() r7 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, r6, 0x0, 0xffffffffffffffff, 0x0) ioctl$KDGKBLED(r2, 0x4b64, &(0x7f0000000280)) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x9}, &(0x7f00000000c0)=0x8) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000240)='syzkaller0\x00', 0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000140)={r8, 0x3, 0xffffffff}, &(0x7f0000000180)=0x8) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) 2018/04/20 17:23:16 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, 0x100000000}, 0x1c) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000040)=0x5f9d, 0x4) mq_timedsend(r1, &(0x7f00000004c0)="487e0f91ed8687b6f84df5b2c7c38c7851c24875ddfe2d8a5f4d686e0c004ad726c0b9ed938043a8e81e5e50f7cf980346f385a33e73a110a683b0837eb6055a31a40be2ff445e123e94451cf9f3e0d2fb3ef826350f9f3c354feac7138d3b9aa92495e815d7", 0x66, 0x40009, &(0x7f0000000200)={0x0, 0x1c9c380}) getrusage(0xffffffffffffffff, &(0x7f0000000640)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99c, 0x0, 0x0, 0x20000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000340)='./file0\x00', 0x8040, 0x102) modify_ldt$write2(0x11, &(0x7f0000000300)={0x10001, 0x0, 0x4000, 0xa3, 0x305, 0x8000, 0x10001, 0x0, 0x6, 0x200}, 0x10) fcntl$setlease(r0, 0x400, 0x1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) r3 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x44}) sched_setaffinity(0x0, 0x8, &(0x7f000080b000)=0x51b2) dup(r5) readv(r5, &(0x7f0000d32fc0)=[{&(0x7f000039a000)=""/185, 0xb9}], 0x1) ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000003000/0x4000)=nil, 0x4000}, 0x1}) mremap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f0000005000/0x3000)=nil) ioctl$EVIOCGPROP(r4, 0x80404509, &(0x7f00000002c0)=""/48) memfd_create(&(0x7f0000000540)='\x00', 0x2) r6 = getpid() r7 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, r6, 0x0, 0xffffffffffffffff, 0x0) ioctl$KDGKBLED(r2, 0x4b64, &(0x7f0000000280)) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x9}, &(0x7f00000000c0)=0x8) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000240)='syzkaller0\x00', 0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000140)={r8, 0x3, 0xffffffff}, &(0x7f0000000180)=0x8) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) 2018/04/20 17:23:16 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ip6_mr_cache\x00') sendfile(r0, r0, &(0x7f0000b58000)=0x200000, 0xffff) 2018/04/20 17:23:16 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f000093f000)=@abs={0x1}, 0x8) listen(r1, 0x0) connect$unix(r0, &(0x7f0000941000)=@abs={0x1}, 0x8) 2018/04/20 17:23:17 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ip6_mr_cache\x00') sendfile(r0, r0, &(0x7f0000b58000)=0x200000, 0xffff) 2018/04/20 17:23:17 executing program 1: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000180)) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x3, 0x40000000000000ff) setsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000100)={@multicast1=0xe0000001, @broadcast=0xffffffff}, 0xc) 2018/04/20 17:23:17 executing program 0: r0 = syz_open_dev$evdev(&(0x7f00004a4000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCSFF(r0, 0x40304580, &(0x7f0000823000)={0x0, 0x0, 0x0, {}, {}, @cond}) 2018/04/20 17:23:17 executing program 6: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000e4dff1)='/dev/sequencer\x00', 0x23d, 0x0) write$sndseq(r0, &(0x7f0000000080)=[{0x200000000040081, 0x80000008, 0x0, 0x0, @tick, {}, {}, @time}], 0x30) 2018/04/20 17:23:17 executing program 7: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000000000)=[{0x28, 0x0, 0x0, 0xfffffffffffff004}, {0x6}]}, 0x10) writev(r1, &(0x7f00000012c0)=[{&(0x7f0000001240)="11", 0x1}], 0x1) 2018/04/20 17:23:17 executing program 2: r0 = socket$inet_dccp(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000040)={0x6, @local={0xac, 0x14, 0x14, 0xaa}, 0x40, 0x0, 'rr\x00'}, 0x2c) setsockopt$IP_VS_SO_SET_FLUSH(r0, 0x0, 0x485, 0x0, 0x0) 2018/04/20 17:23:17 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, 0x100000000}, 0x1c) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000040)=0x5f9d, 0x4) mq_timedsend(r1, &(0x7f00000004c0)="487e0f91ed8687b6f84df5b2c7c38c7851c24875ddfe2d8a5f4d686e0c004ad726c0b9ed938043a8e81e5e50f7cf980346f385a33e73a110a683b0837eb6055a31a40be2ff445e123e94451cf9f3e0d2fb3ef826350f9f3c354feac7138d3b9aa92495e815d7", 0x66, 0x40009, &(0x7f0000000200)={0x0, 0x1c9c380}) getrusage(0xffffffffffffffff, &(0x7f0000000640)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99c, 0x0, 0x0, 0x20000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000340)='./file0\x00', 0x8040, 0x102) modify_ldt$write2(0x11, &(0x7f0000000300)={0x10001, 0x0, 0x4000, 0xa3, 0x305, 0x8000, 0x10001, 0x0, 0x6, 0x200}, 0x10) fcntl$setlease(r0, 0x400, 0x1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) r3 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x44}) sched_setaffinity(0x0, 0x8, &(0x7f000080b000)=0x51b2) dup(r5) readv(r5, &(0x7f0000d32fc0)=[{&(0x7f000039a000)=""/185, 0xb9}], 0x1) ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000003000/0x4000)=nil, 0x4000}, 0x1}) mremap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f0000005000/0x3000)=nil) ioctl$EVIOCGPROP(r4, 0x80404509, &(0x7f00000002c0)=""/48) memfd_create(&(0x7f0000000540)='\x00', 0x2) r6 = getpid() r7 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, r6, 0x0, 0xffffffffffffffff, 0x0) ioctl$KDGKBLED(r2, 0x4b64, &(0x7f0000000280)) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x9}, &(0x7f00000000c0)=0x8) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000240)='syzkaller0\x00', 0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000140)={r8, 0x3, 0xffffffff}, &(0x7f0000000180)=0x8) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) 2018/04/20 17:23:17 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, 0x100000000}, 0x1c) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000040)=0x5f9d, 0x4) mq_timedsend(r1, &(0x7f00000004c0)="487e0f91ed8687b6f84df5b2c7c38c7851c24875ddfe2d8a5f4d686e0c004ad726c0b9ed938043a8e81e5e50f7cf980346f385a33e73a110a683b0837eb6055a31a40be2ff445e123e94451cf9f3e0d2fb3ef826350f9f3c354feac7138d3b9aa92495e815d7", 0x66, 0x40009, &(0x7f0000000200)={0x0, 0x1c9c380}) getrusage(0xffffffffffffffff, &(0x7f0000000640)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99c, 0x0, 0x0, 0x20000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000340)='./file0\x00', 0x8040, 0x102) modify_ldt$write2(0x11, &(0x7f0000000300)={0x10001, 0x0, 0x4000, 0xa3, 0x305, 0x8000, 0x10001, 0x0, 0x6, 0x200}, 0x10) fcntl$setlease(r0, 0x400, 0x1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) r3 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x44}) sched_setaffinity(0x0, 0x8, &(0x7f000080b000)=0x51b2) dup(r5) readv(r5, &(0x7f0000d32fc0)=[{&(0x7f000039a000)=""/185, 0xb9}], 0x1) ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000003000/0x4000)=nil, 0x4000}, 0x1}) mremap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f0000005000/0x3000)=nil) ioctl$EVIOCGPROP(r4, 0x80404509, &(0x7f00000002c0)=""/48) memfd_create(&(0x7f0000000540)='\x00', 0x2) r6 = getpid() r7 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, r6, 0x0, 0xffffffffffffffff, 0x0) ioctl$KDGKBLED(r2, 0x4b64, &(0x7f0000000280)) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x9}, &(0x7f00000000c0)=0x8) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000240)='syzkaller0\x00', 0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000140)={r8, 0x3, 0xffffffff}, &(0x7f0000000180)=0x8) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) 2018/04/20 17:23:17 executing program 5: r0 = syz_open_dev$binder(&(0x7f0000000080)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40020011, r0, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000040)={0x0, {{0x2, 0x0, @multicast1=0xe0000001}}}, 0x88) 2018/04/20 17:23:17 executing program 0: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f000000a000)) open$dir(&(0x7f0000000100)='./file0/bus\x00', 0x88040, 0xfffffffffffffffb) execve(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000180), &(0x7f00000002c0)) 2018/04/20 17:23:17 executing program 2: r0 = syz_open_dev$sndseq(&(0x7f00000001c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f0000000400)={0x0, 0x0, 0xfffffffffffffffe}) 2018/04/20 17:23:17 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'bridge0\x00', 0x0}) bind$packet(r0, &(0x7f0000000040)={0x11, 0x0, r1, 0x1, 0x0, 0x6}, 0x14) close(r0) 2018/04/20 17:23:17 executing program 1: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000180)) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x3, 0x40000000000000ff) setsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000100)={@multicast1=0xe0000001, @broadcast=0xffffffff}, 0xc) 2018/04/20 17:23:17 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x4) socket$inet(0x2, 0x3, 0x6) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x48, 0x14, 0x7, 0x0, 0x0, {0x2, 0xf0ffff, 0x600}, [@generic="667e279639a91d7bd91397917daf4204a00b32eadc282841dff1ee3de3d8960f65b27ee8125f423682a9447015739d53d5"]}, 0x48}, 0x1}, 0x0) 2018/04/20 17:23:17 executing program 7: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000000000)=[{0x28, 0x0, 0x0, 0xfffffffffffff004}, {0x6}]}, 0x10) writev(r1, &(0x7f00000012c0)=[{&(0x7f0000001240)="11", 0x1}], 0x1) 2018/04/20 17:23:17 executing program 5: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x0, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) futex(&(0x7f000000cffc), 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(0xffffffffffffffff, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x1}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x0, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000280)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000fdbff0)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') setsockopt$netlink_NETLINK_CAP_ACK(0xffffffffffffffff, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0x0) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x0, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) kexec_load(0x80, 0x5, &(0x7f0000000980)=[{&(0x7f0000000340)="b6fc70697066fc42476787775d3bb4d61660a9d6c02b4abad3bdd6035bc531f2", 0x20, 0x5, 0x8}, {&(0x7f0000000580)="004ce8a83d50f5333264ad5cbd71d04a39d40e4eb130705ecfacf72450fe99dacf48f1c2005c28e453698c20361a20b1d8c0f027d3c6cb7f76a5f4ce0e7ef03766cc346d6229a4410526eb912ebec4e32b37235026af53abcfa6ad1aa6c32eae5705b4582de4afbf53a0466a37f74b08e90e45", 0x73, 0x4, 0x2}, {&(0x7f0000000700)="d20e08fe44933ef130180ecfa8eca8dbd45b28ab2629a2115f", 0x19, 0x3, 0x6}, {&(0x7f0000000800)="4352b1016e7d6cf1957bedfdc6ebe5e5a785d3d8cd37adb4d065a24313bb70d0", 0x20, 0x80, 0xba4}, {&(0x7f0000000940), 0x0, 0xffff, 0x1}], 0x0) 2018/04/20 17:23:17 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) r1 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) dup2(r1, r0) 2018/04/20 17:23:17 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) 2018/04/20 17:23:18 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts(twofish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000240)="d3ab27191a01002356ba602dff05000bfef9b9f2a4b20079fffffffffffffe0002", 0x21) 2018/04/20 17:23:18 executing program 6: r0 = syz_open_dev$sndseq(&(0x7f00000000c0)='/dev/snd/seq\x00', 0x0, 0x40101) write$sndseq(r0, &(0x7f0000000300), 0x0) ppoll(&(0x7f0000000080)=[{r0}], 0x1, &(0x7f0000000000)={0x77359400}, &(0x7f000024bff8), 0x8) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r0, 0x4058534c, &(0x7f0000000300)={0x80, 0x2}) 2018/04/20 17:23:18 executing program 0: perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer\x00', 0x0, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) getsockopt$packet_int(r0, 0x107, 0x9, &(0x7f0000001000), &(0x7f0000000000)=0x4) 2018/04/20 17:23:18 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MP_STATE(r2, 0x4004ae99, &(0x7f0000fc2000)=0x3) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_IRQ_LINE_STATUS(r1, 0xc008ae67, &(0x7f0000000080)) 2018/04/20 17:23:18 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000080)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000400)={0xffffffff}, 0x106}}, 0x20) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x8800, 0x0) write$rdma_cm(r0, &(0x7f0000000100)=@bind={0x14, 0x88, 0xfa00, {r1, 0x1c, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}}}}, 0x90) 2018/04/20 17:23:18 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, 0x100000000}, 0x1c) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000040)=0x5f9d, 0x4) mq_timedsend(r1, &(0x7f00000004c0)="487e0f91ed8687b6f84df5b2c7c38c7851c24875ddfe2d8a5f4d686e0c004ad726c0b9ed938043a8e81e5e50f7cf980346f385a33e73a110a683b0837eb6055a31a40be2ff445e123e94451cf9f3e0d2fb3ef826350f9f3c354feac7138d3b9aa92495e815d7", 0x66, 0x40009, &(0x7f0000000200)={0x0, 0x1c9c380}) getrusage(0xffffffffffffffff, &(0x7f0000000640)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99c, 0x0, 0x0, 0x20000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000340)='./file0\x00', 0x8040, 0x102) modify_ldt$write2(0x11, &(0x7f0000000300)={0x10001, 0x0, 0x4000, 0xa3, 0x305, 0x8000, 0x10001, 0x0, 0x6, 0x200}, 0x10) fcntl$setlease(r0, 0x400, 0x1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) r3 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x44}) sched_setaffinity(0x0, 0x8, &(0x7f000080b000)=0x51b2) dup(r5) readv(r5, &(0x7f0000d32fc0)=[{&(0x7f000039a000)=""/185, 0xb9}], 0x1) ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000003000/0x4000)=nil, 0x4000}, 0x1}) mremap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f0000005000/0x3000)=nil) ioctl$EVIOCGPROP(r4, 0x80404509, &(0x7f00000002c0)=""/48) memfd_create(&(0x7f0000000540)='\x00', 0x2) r6 = getpid() r7 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, r6, 0x0, 0xffffffffffffffff, 0x0) ioctl$KDGKBLED(r2, 0x4b64, &(0x7f0000000280)) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x9}, &(0x7f00000000c0)=0x8) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000240)='syzkaller0\x00', 0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000140)={r8, 0x3, 0xffffffff}, &(0x7f0000000180)=0x8) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) 2018/04/20 17:23:18 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, 0x100000000}, 0x1c) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000040)=0x5f9d, 0x4) mq_timedsend(r1, &(0x7f00000004c0)="487e0f91ed8687b6f84df5b2c7c38c7851c24875ddfe2d8a5f4d686e0c004ad726c0b9ed938043a8e81e5e50f7cf980346f385a33e73a110a683b0837eb6055a31a40be2ff445e123e94451cf9f3e0d2fb3ef826350f9f3c354feac7138d3b9aa92495e815d7", 0x66, 0x40009, &(0x7f0000000200)={0x0, 0x1c9c380}) getrusage(0xffffffffffffffff, &(0x7f0000000640)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99c, 0x0, 0x0, 0x20000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000340)='./file0\x00', 0x8040, 0x102) modify_ldt$write2(0x11, &(0x7f0000000300)={0x10001, 0x0, 0x4000, 0xa3, 0x305, 0x8000, 0x10001, 0x0, 0x6, 0x200}, 0x10) fcntl$setlease(r0, 0x400, 0x1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) r3 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x44}) sched_setaffinity(0x0, 0x8, &(0x7f000080b000)=0x51b2) dup(r5) readv(r5, &(0x7f0000d32fc0)=[{&(0x7f000039a000)=""/185, 0xb9}], 0x1) ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000003000/0x4000)=nil, 0x4000}, 0x1}) mremap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f0000005000/0x3000)=nil) ioctl$EVIOCGPROP(r4, 0x80404509, &(0x7f00000002c0)=""/48) memfd_create(&(0x7f0000000540)='\x00', 0x2) r6 = getpid() r7 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, r6, 0x0, 0xffffffffffffffff, 0x0) ioctl$KDGKBLED(r2, 0x4b64, &(0x7f0000000280)) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x9}, &(0x7f00000000c0)=0x8) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000240)='syzkaller0\x00', 0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000140)={r8, 0x3, 0xffffffff}, &(0x7f0000000180)=0x8) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) 2018/04/20 17:23:18 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_buf(r0, 0x0, 0x41, &(0x7f000079e000)=""/24, &(0x7f00002e3000)=0x10) 2018/04/20 17:23:18 executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) recvmsg(r0, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[], 0x0, &(0x7f0000000780), 0x0, &(0x7f0000001640)=""/183, 0xb7}, 0x0) readv(r0, &(0x7f0000001b80)=[{&(0x7f0000000280)=""/4096, 0x1000}], 0xe2) recvmsg(r0, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000001600), 0x0, &(0x7f0000001780)=""/254, 0xfe}, 0x0) readv(r0, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/115, 0x73}], 0x1) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@l2, 0x80, &(0x7f0000001980)=[{&(0x7f0000001280)=""/194, 0xc2}, {&(0x7f0000001380)=""/145, 0x91}, {&(0x7f0000001440)=""/104, 0x68}, {&(0x7f00000014c0)=""/82, 0x52}, {&(0x7f0000001580)=""/87, 0x57}, {&(0x7f0000001bc0)=""/4096, 0x1000}, {&(0x7f0000001700)=""/68, 0x44}, {&(0x7f00000018c0)=""/137, 0x89}], 0x8}, 0x0) [ 867.606622] netlink: 'syz-executor0': attribute type 29 has an invalid length. [ 867.614119] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. [ 867.638277] netlink: 'syz-executor0': attribute type 29 has an invalid length. [ 867.645764] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. 2018/04/20 17:23:19 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) fgetxattr(r1, &(0x7f00000003c0)=ANY=[], &(0x7f0000000900)=""/130, 0x82) r3 = creat(&(0x7f0000000100)='./file1\x00', 0x0) write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0xffc5) r4 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x0, 0x0) sendfile(r4, r2, 0x0, 0x7) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r5 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r5, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r5, &(0x7f000057d000)='./file0\x00', 0x200) r6 = syz_open_procfs(0x0, &(0x7f00000c3000)="6d6f756e74696e666f00a4") sendfile(r6, r6, &(0x7f0000000040)=0x800000, 0x408) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000880)='/dev/loop-control\x00', 0xfffffffffffffffe, 0x0) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000540)=""/140, &(0x7f0000000200)=0xfffffffffffffff9) lstat(&(0x7f00000001c0)='./file2\x00', &(0x7f0000000480)) sendmsg$nl_netfilter(r1, &(0x7f0000000500)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000c00)=ANY=[@ANYBLOB="640100000d0b0004a9f0c9406117fe25000000004c0115003f0500f678644c030a002000218100000000000000000000000000aa"], 0x34}, 0x1}, 0x0) fallocate(r1, 0x3, 0x0, 0xffff) setsockopt$IP_VS_SO_SET_TIMEOUT(0xffffffffffffffff, 0x0, 0x48a, &(0x7f0000000000), 0xffffffffffffff15) getpid() ioctl$LOOP_SET_CAPACITY(r6, 0x4c07) mremap(&(0x7f0000005000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000003000/0x2000)=nil) r7 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x5) ioctl(r7, 0x2283, &(0x7f0000979fff)="a6") clock_gettime(0x0, &(0x7f0000000040)) clock_gettime(0x0, &(0x7f0000000400)) [ 867.660595] netlink: 'syz-executor0': attribute type 29 has an invalid length. [ 867.668068] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. [ 867.697727] netlink: 'syz-executor0': attribute type 29 has an invalid length. 2018/04/20 17:23:19 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000080)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000400)={0xffffffff}, 0x106}}, 0x20) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x8800, 0x0) write$rdma_cm(r0, &(0x7f0000000100)=@bind={0x14, 0x88, 0xfa00, {r1, 0x1c, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}}}}, 0x90) 2018/04/20 17:23:19 executing program 2: prctl$intptr(0x1a, 0x1) [ 867.705222] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. [ 867.722431] netlink: 'syz-executor0': attribute type 29 has an invalid length. [ 867.729944] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. [ 867.740131] netlink: 'syz-executor0': attribute type 29 has an invalid length. [ 867.747615] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. 2018/04/20 17:23:19 executing program 2: ioctl$sock_SIOCBRADDBR(0xffffffffffffffff, 0x89a0, &(0x7f0000000000)="766c616e301000000000000000070002") r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000840)=ANY=[@ANYBLOB="00000000180000fa04000000000000"], 0xf) write$rdma_cm(r0, &(0x7f0000002100)=ANY=[@ANYBLOB="01000000100000fa"], 0x8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2000000000003, 0x31, 0xffffffffffffffff, 0x0) r1 = shmget$private(0x0, 0x2000, 0x0, &(0x7f0000ffb000/0x2000)=nil) shmat(r1, &(0x7f0000dd1000/0x2000)=nil, 0x6000) msgget(0x1, 0x530) r2 = accept$inet6(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, @mcast2}, &(0x7f0000000280)=0xffffffffffffffef) setsockopt$inet_sctp6_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000180)={0xbcb, 0x0, 0x1f, 0x0, 0x4, 0x80000000, 0x81, 0x3, 0x800, 0x3, 0x5b8}, 0xb) madvise(&(0x7f00003eb000/0xc00000)=nil, 0xc00000, 0x9) r3 = memfd_create(&(0x7f0000003ff7)='cgroupK\\\x00', 0x0) fallocate(r3, 0x8, 0x0, 0xfff8) ioctl$sock_inet_SIOCGIFDSTADDR(r2, 0x8917, &(0x7f0000000140)={'yam0\x00', {0x2, 0x4e21}}) syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0xed, 0x48800) accept4$nfc_llcp(0xffffffffffffffff, &(0x7f0000000040), &(0x7f00000000c0)=0x60, 0x80800) request_key(&(0x7f0000000140)='ceph\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000500)='syzkaller0\x00', 0x0) getresgid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f00000001c0)) r5 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) setresgid(0x0, 0x0, r4) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/enforce\x00', 0x10000000020680, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x400000, 0x0) accept$netrom(0xffffffffffffffff, &(0x7f0000000240), &(0x7f0000000200)=0xa) r6 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0xfffffffffffffffd, 0x0) r7 = ioctl$LOOP_CTL_GET_FREE(r6, 0x4c82) ioctl$LOOP_CTL_ADD(r6, 0x4c81, r7) r8 = msgget(0x3, 0x101) msgctl$IPC_RMID(r8, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x1f, &(0x7f0000000480)={0x0, @in6={{0xa, 0x4e21, 0xaeab, @mcast2={0xff, 0x2, [], 0x1}, 0x25b8}}, 0x1, 0x66fd}, &(0x7f0000000540)=0x90) [ 867.792958] netlink: 'syz-executor0': attribute type 29 has an invalid length. [ 867.800548] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. [ 867.810933] netlink: 'syz-executor0': attribute type 29 has an invalid length. [ 867.818398] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. [ 867.827837] netlink: 'syz-executor0': attribute type 29 has an invalid length. 2018/04/20 17:23:19 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000080)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000400)={0xffffffff}, 0x106}}, 0x20) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x8800, 0x0) write$rdma_cm(r0, &(0x7f0000000100)=@bind={0x14, 0x88, 0xfa00, {r1, 0x1c, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}}}}, 0x90) 2018/04/20 17:23:19 executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) recvmsg(r0, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[], 0x0, &(0x7f0000000780), 0x0, &(0x7f0000001640)=""/183, 0xb7}, 0x0) readv(r0, &(0x7f0000001b80)=[{&(0x7f0000000280)=""/4096, 0x1000}], 0xe2) recvmsg(r0, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000001600), 0x0, &(0x7f0000001780)=""/254, 0xfe}, 0x0) readv(r0, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/115, 0x73}], 0x1) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@l2, 0x80, &(0x7f0000001980)=[{&(0x7f0000001280)=""/194, 0xc2}, {&(0x7f0000001380)=""/145, 0x91}, {&(0x7f0000001440)=""/104, 0x68}, {&(0x7f00000014c0)=""/82, 0x52}, {&(0x7f0000001580)=""/87, 0x57}, {&(0x7f0000001bc0)=""/4096, 0x1000}, {&(0x7f0000001700)=""/68, 0x44}, {&(0x7f00000018c0)=""/137, 0x89}], 0x8}, 0x0) [ 867.835324] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. [ 867.844378] netlink: 'syz-executor0': attribute type 29 has an invalid length. [ 867.851816] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. 2018/04/20 17:23:19 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) fgetxattr(r1, &(0x7f00000003c0)=ANY=[], &(0x7f0000000900)=""/130, 0x82) r3 = creat(&(0x7f0000000100)='./file1\x00', 0x0) write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0xffc5) r4 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x0, 0x0) sendfile(r4, r2, 0x0, 0x7) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r5 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r5, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r5, &(0x7f000057d000)='./file0\x00', 0x200) r6 = syz_open_procfs(0x0, &(0x7f00000c3000)="6d6f756e74696e666f00a4") sendfile(r6, r6, &(0x7f0000000040)=0x800000, 0x408) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000880)='/dev/loop-control\x00', 0xfffffffffffffffe, 0x0) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000540)=""/140, &(0x7f0000000200)=0xfffffffffffffff9) lstat(&(0x7f00000001c0)='./file2\x00', &(0x7f0000000480)) sendmsg$nl_netfilter(r1, &(0x7f0000000500)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000c00)=ANY=[@ANYBLOB="640100000d0b0004a9f0c9406117fe25000000004c0115003f0500f678644c030a002000218100000000000000000000000000aa"], 0x34}, 0x1}, 0x0) fallocate(r1, 0x3, 0x0, 0xffff) setsockopt$IP_VS_SO_SET_TIMEOUT(0xffffffffffffffff, 0x0, 0x48a, &(0x7f0000000000), 0xffffffffffffff15) getpid() ioctl$LOOP_SET_CAPACITY(r6, 0x4c07) mremap(&(0x7f0000005000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000003000/0x2000)=nil) r7 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x5) ioctl(r7, 0x2283, &(0x7f0000979fff)="a6") clock_gettime(0x0, &(0x7f0000000040)) clock_gettime(0x0, &(0x7f0000000400)) 2018/04/20 17:23:19 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) fgetxattr(r1, &(0x7f00000003c0)=ANY=[], &(0x7f0000000900)=""/130, 0x82) r3 = creat(&(0x7f0000000100)='./file1\x00', 0x0) write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0xffc5) r4 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x0, 0x0) sendfile(r4, r2, 0x0, 0x7) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r5 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r5, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r5, &(0x7f000057d000)='./file0\x00', 0x200) r6 = syz_open_procfs(0x0, &(0x7f00000c3000)="6d6f756e74696e666f00a4") sendfile(r6, r6, &(0x7f0000000040)=0x800000, 0x408) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000880)='/dev/loop-control\x00', 0xfffffffffffffffe, 0x0) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000540)=""/140, &(0x7f0000000200)=0xfffffffffffffff9) lstat(&(0x7f00000001c0)='./file2\x00', &(0x7f0000000480)) sendmsg$nl_netfilter(r1, &(0x7f0000000500)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000c00)=ANY=[@ANYBLOB="640100000d0b0004a9f0c9406117fe25000000004c0115003f0500f678644c030a002000218100000000000000000000000000aa"], 0x34}, 0x1}, 0x0) fallocate(r1, 0x3, 0x0, 0xffff) setsockopt$IP_VS_SO_SET_TIMEOUT(0xffffffffffffffff, 0x0, 0x48a, &(0x7f0000000000), 0xffffffffffffff15) getpid() ioctl$LOOP_SET_CAPACITY(r6, 0x4c07) mremap(&(0x7f0000005000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000003000/0x2000)=nil) r7 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x5) ioctl(r7, 0x2283, &(0x7f0000979fff)="a6") clock_gettime(0x0, &(0x7f0000000040)) clock_gettime(0x0, &(0x7f0000000400)) 2018/04/20 17:23:19 executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) recvmsg(r0, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[], 0x0, &(0x7f0000000780), 0x0, &(0x7f0000001640)=""/183, 0xb7}, 0x0) readv(r0, &(0x7f0000001b80)=[{&(0x7f0000000280)=""/4096, 0x1000}], 0xe2) recvmsg(r0, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000001600), 0x0, &(0x7f0000001780)=""/254, 0xfe}, 0x0) readv(r0, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/115, 0x73}], 0x1) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@l2, 0x80, &(0x7f0000001980)=[{&(0x7f0000001280)=""/194, 0xc2}, {&(0x7f0000001380)=""/145, 0x91}, {&(0x7f0000001440)=""/104, 0x68}, {&(0x7f00000014c0)=""/82, 0x52}, {&(0x7f0000001580)=""/87, 0x57}, {&(0x7f0000001bc0)=""/4096, 0x1000}, {&(0x7f0000001700)=""/68, 0x44}, {&(0x7f00000018c0)=""/137, 0x89}], 0x8}, 0x0) 2018/04/20 17:23:19 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000080)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000400)={0xffffffff}, 0x106}}, 0x20) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x8800, 0x0) write$rdma_cm(r0, &(0x7f0000000100)=@bind={0x14, 0x88, 0xfa00, {r1, 0x1c, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}}}}, 0x90) 2018/04/20 17:23:19 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) fgetxattr(r1, &(0x7f00000003c0)=ANY=[], &(0x7f0000000900)=""/130, 0x82) r3 = creat(&(0x7f0000000100)='./file1\x00', 0x0) write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0xffc5) r4 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x0, 0x0) sendfile(r4, r2, 0x0, 0x7) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r5 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r5, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r5, &(0x7f000057d000)='./file0\x00', 0x200) r6 = syz_open_procfs(0x0, &(0x7f00000c3000)="6d6f756e74696e666f00a4") sendfile(r6, r6, &(0x7f0000000040)=0x800000, 0x408) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000880)='/dev/loop-control\x00', 0xfffffffffffffffe, 0x0) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000540)=""/140, &(0x7f0000000200)=0xfffffffffffffff9) lstat(&(0x7f00000001c0)='./file2\x00', &(0x7f0000000480)) sendmsg$nl_netfilter(r1, &(0x7f0000000500)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000c00)=ANY=[@ANYBLOB="640100000d0b0004a9f0c9406117fe25000000004c0115003f0500f678644c030a002000218100000000000000000000000000aa"], 0x34}, 0x1}, 0x0) fallocate(r1, 0x3, 0x0, 0xffff) setsockopt$IP_VS_SO_SET_TIMEOUT(0xffffffffffffffff, 0x0, 0x48a, &(0x7f0000000000), 0xffffffffffffff15) getpid() ioctl$LOOP_SET_CAPACITY(r6, 0x4c07) mremap(&(0x7f0000005000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000003000/0x2000)=nil) r7 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x5) ioctl(r7, 0x2283, &(0x7f0000979fff)="a6") clock_gettime(0x0, &(0x7f0000000040)) clock_gettime(0x0, &(0x7f0000000400)) 2018/04/20 17:23:19 executing program 4: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) recvmsg(r0, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[], 0x0, &(0x7f0000000780), 0x0, &(0x7f0000001640)=""/183, 0xb7}, 0x0) readv(r0, &(0x7f0000001b80)=[{&(0x7f0000000280)=""/4096, 0x1000}], 0xe2) recvmsg(r0, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000001600), 0x0, &(0x7f0000001780)=""/254, 0xfe}, 0x0) readv(r0, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/115, 0x73}], 0x1) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@l2, 0x80, &(0x7f0000001980)=[{&(0x7f0000001280)=""/194, 0xc2}, {&(0x7f0000001380)=""/145, 0x91}, {&(0x7f0000001440)=""/104, 0x68}, {&(0x7f00000014c0)=""/82, 0x52}, {&(0x7f0000001580)=""/87, 0x57}, {&(0x7f0000001bc0)=""/4096, 0x1000}, {&(0x7f0000001700)=""/68, 0x44}, {&(0x7f00000018c0)=""/137, 0x89}], 0x8}, 0x0) 2018/04/20 17:23:19 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MP_STATE(r2, 0x4004ae99, &(0x7f0000fc2000)=0x3) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_IRQ_LINE_STATUS(r1, 0xc008ae67, &(0x7f0000000080)) 2018/04/20 17:23:19 executing program 6: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00008f0ff8)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup2(r0, r0) ioctl$sock_ipx_SIOCAIPXITFCRT(r1, 0x89e0, &(0x7f0000a84ffc)) 2018/04/20 17:23:19 executing program 2: ioctl$sock_SIOCBRADDBR(0xffffffffffffffff, 0x89a0, &(0x7f0000000000)="766c616e301000000000000000070002") r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000840)=ANY=[@ANYBLOB="00000000180000fa04000000000000"], 0xf) write$rdma_cm(r0, &(0x7f0000002100)=ANY=[@ANYBLOB="01000000100000fa"], 0x8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2000000000003, 0x31, 0xffffffffffffffff, 0x0) r1 = shmget$private(0x0, 0x2000, 0x0, &(0x7f0000ffb000/0x2000)=nil) shmat(r1, &(0x7f0000dd1000/0x2000)=nil, 0x6000) msgget(0x1, 0x530) r2 = accept$inet6(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, @mcast2}, &(0x7f0000000280)=0xffffffffffffffef) setsockopt$inet_sctp6_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000180)={0xbcb, 0x0, 0x1f, 0x0, 0x4, 0x80000000, 0x81, 0x3, 0x800, 0x3, 0x5b8}, 0xb) madvise(&(0x7f00003eb000/0xc00000)=nil, 0xc00000, 0x9) r3 = memfd_create(&(0x7f0000003ff7)='cgroupK\\\x00', 0x0) fallocate(r3, 0x8, 0x0, 0xfff8) ioctl$sock_inet_SIOCGIFDSTADDR(r2, 0x8917, &(0x7f0000000140)={'yam0\x00', {0x2, 0x4e21}}) syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0xed, 0x48800) accept4$nfc_llcp(0xffffffffffffffff, &(0x7f0000000040), &(0x7f00000000c0)=0x60, 0x80800) request_key(&(0x7f0000000140)='ceph\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000500)='syzkaller0\x00', 0x0) getresgid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f00000001c0)) r5 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) setresgid(0x0, 0x0, r4) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/enforce\x00', 0x10000000020680, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x400000, 0x0) accept$netrom(0xffffffffffffffff, &(0x7f0000000240), &(0x7f0000000200)=0xa) r6 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0xfffffffffffffffd, 0x0) r7 = ioctl$LOOP_CTL_GET_FREE(r6, 0x4c82) ioctl$LOOP_CTL_ADD(r6, 0x4c81, r7) r8 = msgget(0x3, 0x101) msgctl$IPC_RMID(r8, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x1f, &(0x7f0000000480)={0x0, @in6={{0xa, 0x4e21, 0xaeab, @mcast2={0xff, 0x2, [], 0x1}, 0x25b8}}, 0x1, 0x66fd}, &(0x7f0000000540)=0x90) 2018/04/20 17:23:20 executing program 4: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) recvmsg(r0, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[], 0x0, &(0x7f0000000780), 0x0, &(0x7f0000001640)=""/183, 0xb7}, 0x0) readv(r0, &(0x7f0000001b80)=[{&(0x7f0000000280)=""/4096, 0x1000}], 0xe2) recvmsg(r0, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000001600), 0x0, &(0x7f0000001780)=""/254, 0xfe}, 0x0) readv(r0, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/115, 0x73}], 0x1) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@l2, 0x80, &(0x7f0000001980)=[{&(0x7f0000001280)=""/194, 0xc2}, {&(0x7f0000001380)=""/145, 0x91}, {&(0x7f0000001440)=""/104, 0x68}, {&(0x7f00000014c0)=""/82, 0x52}, {&(0x7f0000001580)=""/87, 0x57}, {&(0x7f0000001bc0)=""/4096, 0x1000}, {&(0x7f0000001700)=""/68, 0x44}, {&(0x7f00000018c0)=""/137, 0x89}], 0x8}, 0x0) 2018/04/20 17:23:20 executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) recvmsg(r0, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[], 0x0, &(0x7f0000000780), 0x0, &(0x7f0000001640)=""/183, 0xb7}, 0x0) readv(r0, &(0x7f0000001b80)=[{&(0x7f0000000280)=""/4096, 0x1000}], 0xe2) recvmsg(r0, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000001600), 0x0, &(0x7f0000001780)=""/254, 0xfe}, 0x0) readv(r0, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/115, 0x73}], 0x1) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@l2, 0x80, &(0x7f0000001980)=[{&(0x7f0000001280)=""/194, 0xc2}, {&(0x7f0000001380)=""/145, 0x91}, {&(0x7f0000001440)=""/104, 0x68}, {&(0x7f00000014c0)=""/82, 0x52}, {&(0x7f0000001580)=""/87, 0x57}, {&(0x7f0000001bc0)=""/4096, 0x1000}, {&(0x7f0000001700)=""/68, 0x44}, {&(0x7f00000018c0)=""/137, 0x89}], 0x8}, 0x0) 2018/04/20 17:23:20 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) fgetxattr(r1, &(0x7f00000003c0)=ANY=[], &(0x7f0000000900)=""/130, 0x82) r3 = creat(&(0x7f0000000100)='./file1\x00', 0x0) write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0xffc5) r4 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x0, 0x0) sendfile(r4, r2, 0x0, 0x7) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r5 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r5, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r5, &(0x7f000057d000)='./file0\x00', 0x200) r6 = syz_open_procfs(0x0, &(0x7f00000c3000)="6d6f756e74696e666f00a4") sendfile(r6, r6, &(0x7f0000000040)=0x800000, 0x408) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000880)='/dev/loop-control\x00', 0xfffffffffffffffe, 0x0) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000540)=""/140, &(0x7f0000000200)=0xfffffffffffffff9) lstat(&(0x7f00000001c0)='./file2\x00', &(0x7f0000000480)) sendmsg$nl_netfilter(r1, &(0x7f0000000500)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000c00)=ANY=[@ANYBLOB="640100000d0b0004a9f0c9406117fe25000000004c0115003f0500f678644c030a002000218100000000000000000000000000aa"], 0x34}, 0x1}, 0x0) fallocate(r1, 0x3, 0x0, 0xffff) setsockopt$IP_VS_SO_SET_TIMEOUT(0xffffffffffffffff, 0x0, 0x48a, &(0x7f0000000000), 0xffffffffffffff15) getpid() ioctl$LOOP_SET_CAPACITY(r6, 0x4c07) mremap(&(0x7f0000005000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000003000/0x2000)=nil) r7 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x5) ioctl(r7, 0x2283, &(0x7f0000979fff)="a6") clock_gettime(0x0, &(0x7f0000000040)) clock_gettime(0x0, &(0x7f0000000400)) 2018/04/20 17:23:20 executing program 4: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) recvmsg(r0, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[], 0x0, &(0x7f0000000780), 0x0, &(0x7f0000001640)=""/183, 0xb7}, 0x0) readv(r0, &(0x7f0000001b80)=[{&(0x7f0000000280)=""/4096, 0x1000}], 0xe2) recvmsg(r0, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000001600), 0x0, &(0x7f0000001780)=""/254, 0xfe}, 0x0) readv(r0, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/115, 0x73}], 0x1) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@l2, 0x80, &(0x7f0000001980)=[{&(0x7f0000001280)=""/194, 0xc2}, {&(0x7f0000001380)=""/145, 0x91}, {&(0x7f0000001440)=""/104, 0x68}, {&(0x7f00000014c0)=""/82, 0x52}, {&(0x7f0000001580)=""/87, 0x57}, {&(0x7f0000001bc0)=""/4096, 0x1000}, {&(0x7f0000001700)=""/68, 0x44}, {&(0x7f00000018c0)=""/137, 0x89}], 0x8}, 0x0) 2018/04/20 17:23:20 executing program 0: ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, 0x0) clone(0x0, &(0x7f0000251dca), &(0x7f0000744000), &(0x7f00008c8000), &(0x7f0000828ffe)) r0 = gettid() r1 = syz_open_dev$mice(&(0x7f0000149000)='/dev/input/mice\x00', 0x0, 0x0) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) readv(r1, &(0x7f000058c000)=[{&(0x7f0000422f69)=""/151, 0x97}], 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0xffffffffffffffff, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000000140)=@add_del={0x2, &(0x7f0000000100)='dummy0\x00'}) tkill(r0, 0x1000000000015) 2018/04/20 17:23:20 executing program 6: r0 = memfd_create(&(0x7f0000000040)='/dev/vga_arbiter\x00', 0x0) write$binfmt_elf64(r0, &(0x7f0000000340)={{0x7f, 0x45, 0x4c, 0x46, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x3e, 0x0, 0x0, 0x40, 0x0, 0x0, 0x0, 0x38, 0x2}, [{}, {0x3}]}, 0xb0) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000d0e000), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804002000fffc0c6565643b799365005f1b76"], 0x1000) 2018/04/20 17:23:20 executing program 2: ioctl$sock_SIOCBRADDBR(0xffffffffffffffff, 0x89a0, &(0x7f0000000000)="766c616e301000000000000000070002") r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000840)=ANY=[@ANYBLOB="00000000180000fa04000000000000"], 0xf) write$rdma_cm(r0, &(0x7f0000002100)=ANY=[@ANYBLOB="01000000100000fa"], 0x8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2000000000003, 0x31, 0xffffffffffffffff, 0x0) r1 = shmget$private(0x0, 0x2000, 0x0, &(0x7f0000ffb000/0x2000)=nil) shmat(r1, &(0x7f0000dd1000/0x2000)=nil, 0x6000) msgget(0x1, 0x530) r2 = accept$inet6(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, @mcast2}, &(0x7f0000000280)=0xffffffffffffffef) setsockopt$inet_sctp6_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000180)={0xbcb, 0x0, 0x1f, 0x0, 0x4, 0x80000000, 0x81, 0x3, 0x800, 0x3, 0x5b8}, 0xb) madvise(&(0x7f00003eb000/0xc00000)=nil, 0xc00000, 0x9) r3 = memfd_create(&(0x7f0000003ff7)='cgroupK\\\x00', 0x0) fallocate(r3, 0x8, 0x0, 0xfff8) ioctl$sock_inet_SIOCGIFDSTADDR(r2, 0x8917, &(0x7f0000000140)={'yam0\x00', {0x2, 0x4e21}}) syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0xed, 0x48800) accept4$nfc_llcp(0xffffffffffffffff, &(0x7f0000000040), &(0x7f00000000c0)=0x60, 0x80800) request_key(&(0x7f0000000140)='ceph\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000500)='syzkaller0\x00', 0x0) getresgid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f00000001c0)) r5 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) setresgid(0x0, 0x0, r4) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/enforce\x00', 0x10000000020680, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x400000, 0x0) accept$netrom(0xffffffffffffffff, &(0x7f0000000240), &(0x7f0000000200)=0xa) r6 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0xfffffffffffffffd, 0x0) r7 = ioctl$LOOP_CTL_GET_FREE(r6, 0x4c82) ioctl$LOOP_CTL_ADD(r6, 0x4c81, r7) r8 = msgget(0x3, 0x101) msgctl$IPC_RMID(r8, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x1f, &(0x7f0000000480)={0x0, @in6={{0xa, 0x4e21, 0xaeab, @mcast2={0xff, 0x2, [], 0x1}, 0x25b8}}, 0x1, 0x66fd}, &(0x7f0000000540)=0x90) 2018/04/20 17:23:20 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) dup3(r3, r2, 0x0) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x2, 0xc011, r3, 0x0) ioctl$KDSKBSENT(0xffffffffffffffff, 0x4b49, &(0x7f0000000000)="00601decd486f236072065a056de9a6c14") ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/20 17:23:20 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) fgetxattr(r1, &(0x7f00000003c0)=ANY=[], &(0x7f0000000900)=""/130, 0x82) r3 = creat(&(0x7f0000000100)='./file1\x00', 0x0) write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0xffc5) r4 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x0, 0x0) sendfile(r4, r2, 0x0, 0x7) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r5 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r5, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r5, &(0x7f000057d000)='./file0\x00', 0x200) r6 = syz_open_procfs(0x0, &(0x7f00000c3000)="6d6f756e74696e666f00a4") sendfile(r6, r6, &(0x7f0000000040)=0x800000, 0x408) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000880)='/dev/loop-control\x00', 0xfffffffffffffffe, 0x0) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000540)=""/140, &(0x7f0000000200)=0xfffffffffffffff9) lstat(&(0x7f00000001c0)='./file2\x00', &(0x7f0000000480)) sendmsg$nl_netfilter(r1, &(0x7f0000000500)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000c00)=ANY=[@ANYBLOB="640100000d0b0004a9f0c9406117fe25000000004c0115003f0500f678644c030a002000218100000000000000000000000000aa"], 0x34}, 0x1}, 0x0) fallocate(r1, 0x3, 0x0, 0xffff) setsockopt$IP_VS_SO_SET_TIMEOUT(0xffffffffffffffff, 0x0, 0x48a, &(0x7f0000000000), 0xffffffffffffff15) getpid() ioctl$LOOP_SET_CAPACITY(r6, 0x4c07) mremap(&(0x7f0000005000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000003000/0x2000)=nil) r7 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x5) ioctl(r7, 0x2283, &(0x7f0000979fff)="a6") clock_gettime(0x0, &(0x7f0000000040)) clock_gettime(0x0, &(0x7f0000000400)) 2018/04/20 17:23:20 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) fgetxattr(r1, &(0x7f00000003c0)=ANY=[], &(0x7f0000000900)=""/130, 0x82) r3 = creat(&(0x7f0000000100)='./file1\x00', 0x0) write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0xffc5) r4 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x0, 0x0) sendfile(r4, r2, 0x0, 0x7) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r5 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r5, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r5, &(0x7f000057d000)='./file0\x00', 0x200) r6 = syz_open_procfs(0x0, &(0x7f00000c3000)="6d6f756e74696e666f00a4") sendfile(r6, r6, &(0x7f0000000040)=0x800000, 0x408) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000880)='/dev/loop-control\x00', 0xfffffffffffffffe, 0x0) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000540)=""/140, &(0x7f0000000200)=0xfffffffffffffff9) lstat(&(0x7f00000001c0)='./file2\x00', &(0x7f0000000480)) sendmsg$nl_netfilter(r1, &(0x7f0000000500)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000c00)=ANY=[@ANYBLOB="640100000d0b0004a9f0c9406117fe25000000004c0115003f0500f678644c030a002000218100000000000000000000000000aa"], 0x34}, 0x1}, 0x0) fallocate(r1, 0x3, 0x0, 0xffff) setsockopt$IP_VS_SO_SET_TIMEOUT(0xffffffffffffffff, 0x0, 0x48a, &(0x7f0000000000), 0xffffffffffffff15) getpid() ioctl$LOOP_SET_CAPACITY(r6, 0x4c07) mremap(&(0x7f0000005000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000003000/0x2000)=nil) r7 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$PERF_EVENT_IOC_DISABLE(r7, 0x2401, 0x5) ioctl(r7, 0x2283, &(0x7f0000979fff)="a6") clock_gettime(0x0, &(0x7f0000000040)) clock_gettime(0x0, &(0x7f0000000400)) 2018/04/20 17:23:20 executing program 4: r0 = socket$inet6(0xa, 0x8000000400000002, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x11, 0xa, &(0x7f0000f20000)={{{@in=@loopback=0x7f000001}}, {{@in6=@loopback={0x0, 0x1}}, 0x0, @in6=@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}}}, 0xe8) 2018/04/20 17:23:20 executing program 2: ioctl$sock_SIOCBRADDBR(0xffffffffffffffff, 0x89a0, &(0x7f0000000000)="766c616e301000000000000000070002") r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000840)=ANY=[@ANYBLOB="00000000180000fa04000000000000"], 0xf) write$rdma_cm(r0, &(0x7f0000002100)=ANY=[@ANYBLOB="01000000100000fa"], 0x8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2000000000003, 0x31, 0xffffffffffffffff, 0x0) r1 = shmget$private(0x0, 0x2000, 0x0, &(0x7f0000ffb000/0x2000)=nil) shmat(r1, &(0x7f0000dd1000/0x2000)=nil, 0x6000) msgget(0x1, 0x530) r2 = accept$inet6(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, @mcast2}, &(0x7f0000000280)=0xffffffffffffffef) setsockopt$inet_sctp6_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000180)={0xbcb, 0x0, 0x1f, 0x0, 0x4, 0x80000000, 0x81, 0x3, 0x800, 0x3, 0x5b8}, 0xb) madvise(&(0x7f00003eb000/0xc00000)=nil, 0xc00000, 0x9) r3 = memfd_create(&(0x7f0000003ff7)='cgroupK\\\x00', 0x0) fallocate(r3, 0x8, 0x0, 0xfff8) ioctl$sock_inet_SIOCGIFDSTADDR(r2, 0x8917, &(0x7f0000000140)={'yam0\x00', {0x2, 0x4e21}}) syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0xed, 0x48800) accept4$nfc_llcp(0xffffffffffffffff, &(0x7f0000000040), &(0x7f00000000c0)=0x60, 0x80800) request_key(&(0x7f0000000140)='ceph\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000500)='syzkaller0\x00', 0x0) getresgid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f00000001c0)) r5 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) setresgid(0x0, 0x0, r4) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/enforce\x00', 0x10000000020680, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x400000, 0x0) accept$netrom(0xffffffffffffffff, &(0x7f0000000240), &(0x7f0000000200)=0xa) r6 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0xfffffffffffffffd, 0x0) r7 = ioctl$LOOP_CTL_GET_FREE(r6, 0x4c82) ioctl$LOOP_CTL_ADD(r6, 0x4c81, r7) r8 = msgget(0x3, 0x101) msgctl$IPC_RMID(r8, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x1f, &(0x7f0000000480)={0x0, @in6={{0xa, 0x4e21, 0xaeab, @mcast2={0xff, 0x2, [], 0x1}, 0x25b8}}, 0x1, 0x66fd}, &(0x7f0000000540)=0x90) 2018/04/20 17:23:20 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r0, 0x40096102, &(0x7f0000000140)) 2018/04/20 17:23:20 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MP_STATE(r2, 0x4004ae99, &(0x7f0000fc2000)=0x3) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_IRQ_LINE_STATUS(r1, 0xc008ae67, &(0x7f0000000080)) 2018/04/20 17:23:20 executing program 7: socket$inet_udp(0x2, 0x2, 0x0) socketpair$unix(0x1, 0x200000000001, 0x0, &(0x7f000001b000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_int(r0, 0x1, 0x3b, &(0x7f000004a000), &(0x7f0000061ffc)=0x14a) 2018/04/20 17:23:20 executing program 3: capset(&(0x7f0000000000)={0x19980330}, &(0x7f0000804000)) r0 = syz_open_procfs(0x0, &(0x7f00009b6ff9)='ns/ipc\x00') setns(r0, 0x0) 2018/04/20 17:23:20 executing program 6: r0 = socket$packet(0x11, 0x80000000000002, 0x300) r1 = fcntl$dupfd(r0, 0x0, r0) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000000)=0x320, 0x4) sendto$inet6(r0, &(0x7f0000003fd9), 0x0, 0x0, &(0x7f0000008000)={0xa, 0x0, 0x100000002, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000080)) recvmmsg(r0, &(0x7f0000002000)=[{{&(0x7f0000000300)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast1}}}, 0x80, &(0x7f0000001900)}}], 0x1, 0x2000, 0x0) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000040)='threaded\x00', 0x9) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) vmsplice(r2, &(0x7f0000000400)=[{&(0x7f0000000380)="c8", 0x1}], 0x1, 0x0) 2018/04/20 17:23:20 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$lock(r0, 0x24, &(0x7f0000000740)) 2018/04/20 17:23:20 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip_vs\x00') sendfile(r0, r0, &(0x7f0000b58000)=0x2000000, 0x20000000000ffff) 2018/04/20 17:23:20 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r0, 0x40096102, &(0x7f0000000140)) 2018/04/20 17:23:21 executing program 0: perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x4, &(0x7f000000b000)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x4, &(0x7f0000edfff0)={0x77359400, 0x4}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f0000fd7ff0)={0x77359400}, &(0x7f0000048000), 0x0) nanosleep(&(0x7f0000000180)={0x0, 0x1c9c380}, &(0x7f00000001c0)) futex(&(0x7f000000cffc)=0x4, 0xb, 0x4, &(0x7f0000000000)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f000000d000)={0x0, 0x7f}, &(0x7f0000048000), 0x0) 2018/04/20 17:23:21 executing program 3: connect$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x13}}, 0x10) r0 = socket$inet(0x2, 0x3, 0x4) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x23, &(0x7f0000000000)={{{@in=@multicast2=0xe0000002, @in=@multicast1=0xe0000001}}, {{@in=@dev={0xac, 0x14, 0x14}}, 0x0, @in6=@loopback={0x0, 0x1}}}, 0xe8) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000100)={0x9, {{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0x2, [{{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}, {{0x2, 0x0, @rand_addr}}]}, 0x190) 2018/04/20 17:23:21 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r0, 0x40096102, &(0x7f0000000140)) 2018/04/20 17:23:21 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip_vs\x00') sendfile(r0, r0, &(0x7f0000b58000)=0x2000000, 0x20000000000ffff) 2018/04/20 17:23:21 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x65}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffff1c, &(0x7f00001a7f05)=""/251}, 0x18) socketpair$unix(0x1, 0x20000000005, 0x0, &(0x7f0000000000)={0x0, 0x0}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000100)=r0, 0x4) sendmsg(r1, &(0x7f0000001440)={&(0x7f0000000040)=@nfc={0x27}, 0x80, &(0x7f0000001380), 0x2cb, &(0x7f00000062c0)}, 0x0) 2018/04/20 17:23:21 executing program 6: r0 = socket(0x200000000010, 0x2, 0x0) write(r0, &(0x7f0000000000)="2400000024007ffc0000120000000100000ff6ff010000000080f300f1ffffff1300ff10", 0x24) 2018/04/20 17:23:21 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$lock(r0, 0x24, &(0x7f0000000740)) 2018/04/20 17:23:21 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MP_STATE(r2, 0x4004ae99, &(0x7f0000fc2000)=0x3) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_IRQ_LINE_STATUS(r1, 0xc008ae67, &(0x7f0000000080)) 2018/04/20 17:23:22 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000035abe1e80d903e0d717ac1889a45e581c9e14a5c8f95f5d2968ae8c767e9d18fd69a") fstat(r0, &(0x7f0000000200)) 2018/04/20 17:23:22 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r0, 0x40096102, &(0x7f0000000140)) 2018/04/20 17:23:22 executing program 6: socketpair$inet(0x1e, 0x4, 0x0, &(0x7f0000f23ff8)={0x0}) sendmsg$key(r0, &(0x7f0000f22000)={0x0, 0x0, &(0x7f0000f22000)={&(0x7f00001d7000)={0x1e, 0x0, 0x2, 0x0, 0x1}, 0x10}, 0x1}, 0x0) 2018/04/20 17:23:22 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$lock(r0, 0x24, &(0x7f0000000740)) 2018/04/20 17:23:22 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000035abe1e80d903e0d717ac1889a45e581c9e14a5c8f95f5d2968ae8c767e9d18fd69a") fstat(r0, &(0x7f0000000200)) 2018/04/20 17:23:22 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip_vs\x00') sendfile(r0, r0, &(0x7f0000b58000)=0x2000000, 0x20000000000ffff) 2018/04/20 17:23:22 executing program 4: r0 = signalfd(0xffffffffffffffff, &(0x7f00007aeff8), 0x8) mkdir(&(0x7f0000508ff6)='./control\x00', 0x0) read(r0, &(0x7f0000e6d000)=""/384, 0x180) signalfd(r0, &(0x7f0000432ff8)={0xfffffffffffffffe}, 0x8) r1 = inotify_init1(0x0) fcntl$setstatus(r1, 0x4, 0x72109c5fef5d34d3) r2 = gettid() fcntl$setown(r1, 0x8, r2) rt_sigprocmask(0x0, &(0x7f000003b000)={0xbffffffffffffffe}, 0x0, 0x8) fcntl$setsig(r1, 0xa, 0x20) inotify_add_watch(r1, &(0x7f00007a7000)='./control\x00', 0xa4000960) syz_mount_image$gfs2(&(0x7f00000002c0)='gfs2\x00', &(0x7f0000000300)='./control\x00', 0x0, 0x0, &(0x7f0000001540), 0x0, &(0x7f00000015c0)=ANY=[]) open(&(0x7f00003f5000)='./control\x00', 0x0, 0x0) 2018/04/20 17:23:22 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000035abe1e80d903e0d717ac1889a45e581c9e14a5c8f95f5d2968ae8c767e9d18fd69a") fstat(r0, &(0x7f0000000200)) 2018/04/20 17:23:23 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f00000002c0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) sendmsg$rds(r0, &(0x7f000000dfc8)={&(0x7f0000014000)={0x2, 0x0, @loopback=0x7f000001}, 0x10, &(0x7f0000000000), 0x0, &(0x7f0000000200)=[@mask_cswp={0x58, 0x114, 0x9, {{}, &(0x7f0000000040), &(0x7f0000000080), 0x0, 0x0, 0x0, 0x0, 0x20}}], 0x58}, 0x0) 2018/04/20 17:23:23 executing program 7: perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$vnet(0xffffffffffffff9c, &(0x7f00002ac000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0x40000000af01, &(0x7f0000c97ff8)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) close(r1) socket$packet(0x11, 0x3, 0x300) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000b04000)={0x0, 0x0, &(0x7f0000ae5f44)=""/188, &(0x7f0000034000)=""/95, &(0x7f0000ce1f30)=""/208}) ioctl$VHOST_SET_VRING_ENDIAN(r0, 0x4008af13, &(0x7f0000000280)={0x0, 0x1}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f00000002c0)={0x3, 0x0, [{0x5000, 0xfc, &(0x7f0000000000)=""/252}, {0x1000, 0x4f, &(0x7f0000000100)=""/79}, {0xf000, 0x74, &(0x7f00000001c0)=""/116}]}) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000d7c000)={0x0, r1}) 2018/04/20 17:23:23 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$lock(r0, 0x24, &(0x7f0000000740)) 2018/04/20 17:23:23 executing program 6: setsockopt$packet_tx_ring(0xffffffffffffffff, 0x107, 0xd, &(0x7f00000000c0)=@req={0x0, 0x0, 0x0, 0x20}, 0x10) r0 = syz_open_procfs(0x0, &(0x7f0000000380)='oom_score_adj\x00') preadv(r0, &(0x7f0000000040)=[{&(0x7f0000000080)=""/1, 0x1}], 0x2000000000000021, 0x0) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000100)=ANY=[], &(0x7f0000000140)) 2018/04/20 17:23:23 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip_vs\x00') sendfile(r0, r0, &(0x7f0000b58000)=0x2000000, 0x20000000000ffff) 2018/04/20 17:23:23 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000035abe1e80d903e0d717ac1889a45e581c9e14a5c8f95f5d2968ae8c767e9d18fd69a") fstat(r0, &(0x7f0000000200)) 2018/04/20 17:23:23 executing program 5: socketpair(0x1, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg(r0, &(0x7f00000016c0)={&(0x7f0000000200)=@generic, 0x80, &(0x7f0000001880), 0x0, &(0x7f0000001b80)=""/4096, 0x1000}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) 2018/04/20 17:23:23 executing program 4: r0 = signalfd(0xffffffffffffffff, &(0x7f00007aeff8), 0x8) mkdir(&(0x7f0000508ff6)='./control\x00', 0x0) read(r0, &(0x7f0000e6d000)=""/384, 0x180) signalfd(r0, &(0x7f0000432ff8)={0xfffffffffffffffe}, 0x8) r1 = inotify_init1(0x0) fcntl$setstatus(r1, 0x4, 0x72109c5fef5d34d3) r2 = gettid() fcntl$setown(r1, 0x8, r2) rt_sigprocmask(0x0, &(0x7f000003b000)={0xbffffffffffffffe}, 0x0, 0x8) fcntl$setsig(r1, 0xa, 0x20) inotify_add_watch(r1, &(0x7f00007a7000)='./control\x00', 0xa4000960) syz_mount_image$gfs2(&(0x7f00000002c0)='gfs2\x00', &(0x7f0000000300)='./control\x00', 0x0, 0x0, &(0x7f0000001540), 0x0, &(0x7f00000015c0)=ANY=[]) open(&(0x7f00003f5000)='./control\x00', 0x0, 0x0) 2018/04/20 17:23:23 executing program 3: r0 = msgget$private(0x0, 0x0) msgsnd(r0, &(0x7f000010d000)={0x3}, 0x8, 0x0) msgrcv(r0, &(0x7f0000000140)={0x0, ""/197}, 0x2000020d, 0x0, 0x9065cf9ed259db5c) [ 871.831400] atomic_op 00000000c9a72503 conn xmit_atomic (null) 2018/04/20 17:23:24 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000040)=0x3c42) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TCSETSW(r0, 0x5403, &(0x7f0000000080)) 2018/04/20 17:23:24 executing program 1: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={0xffffffffffffffff, &(0x7f0000000180), &(0x7f0000000300)="16e727d175de"}, 0x20) r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$vnet(r0, &(0x7f0000000300)={0x1, {&(0x7f0000000140)=""/141, 0x8d, &(0x7f0000000200)=""/241}}, 0x68) 2018/04/20 17:23:24 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f00001a7fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) sendto$inet6(r0, &(0x7f0000aaff09)="b8", 0x1, 0x0, &(0x7f0000ab0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 17:23:24 executing program 2: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000001000)={&(0x7f0000001000)={0x10}, 0xc, &(0x7f0000001000)={&(0x7f0000001fd8)=@bridge_dellink={0x20, 0x11, 0x0, 0x0, 0x0, {0x7}}, 0x20}, 0x1}, 0x0) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0xffffffffffffff6e) r0 = socket(0x11, 0x4000000000080003, 0x0) setsockopt$packet_int(r0, 0x107, 0xa, &(0x7f00006e8000)=0x2, 0x4) setsockopt(r0, 0x107, 0xd, &(0x7f0000001000), 0x1fd) 2018/04/20 17:23:24 executing program 6: r0 = syz_open_dev$vcsn(&(0x7f00000001c0)='/dev/vcs#\x00', 0x7f, 0x100) r1 = socket$pppoe(0x18, 0x1, 0x0) ioctl$sock_bt_bnep_BNEPCONNADD(r0, 0x400442c8, &(0x7f0000000200)={r1, 0x100000000, 0xffffffffffff0001, "9539c7cbd4e1bbec06d3f4b7ba6fbeeb39b0d114f264448ddba9f1b22cd56434ab4e40d14c9b2eaa97751536e7924614c973b2c928085e23b56bc44b8a497d02b091cefdb2d8af53fc3b20d2209cc82f07fb9d3d1d2a67ab61a004c2d3904c"}) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) ioctl$KVM_GET_CLOCK(r2, 0x8030ae7c, &(0x7f0000000100)) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_bt_bnep_BNEPGETCONNLIST(r2, 0x800442d2, &(0x7f00000004c0)={0x8, &(0x7f00000003c0)=[{0x0, 0x0, 0x0, @local}, {0x0, 0x0, 0x0, @remote}, {}, {0x0, 0x0, 0x0, @dev}, {0x0, 0x0, 0x0, @random}, {}, {0x0, 0x0, 0x0, @broadcast}, {0x0, 0x0, 0x0, @local}]}) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r2, 0x84, 0x6f, &(0x7f00000002c0)={0x0, 0x10, &(0x7f0000000280)=[@in={0x2, 0x4e20, @loopback=0x7f000001}]}, &(0x7f0000000300)=0x10) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000340)={r4, 0x100000000}, &(0x7f0000000380)=0x8) ioctl$EVIOCSABS2F(r2, 0x401845ef, &(0x7f0000000180)={0x4, 0x80000001, 0xe9d0, 0xfff, 0x3, 0x1}) syz_open_dev$adsp(&(0x7f0000000140)='/dev/adsp#\x00', 0x1ff, 0x10201) write(r3, &(0x7f0000000000)="13000000100006dde200f49ff60f050000230a009d0000000f00afc43022e5f9ec3e4fe8cda9b56179c0a9d1a1ff06f3685abe402afe91091fb7a7a004b14b596def1a5de708b38d7d6bea2ab81e7278ebc1de7d8e9e244d3b6f30a0d204bf47bed8c2aeb487001dfc457623626e246ec7976827d63a0f2fe6373bd86d136a7b96a9ef9fda58eebeb155802aac3e58a34032a3c3eadfdbb993369320be03000000000000008b6b614575a18ad72d8566c2", 0xb1) 2018/04/20 17:23:24 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x2, 0x28001) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl\x00', 0x200000, 0x0) ioctl$DRM_IOCTL_AGP_RELEASE(r1, 0x6431) ioctl$KVM_SET_SIGNAL_MASK(r1, 0x4004ae8b, &(0x7f0000000300)=ANY=[@ANYBLOB="81000000c868202274fac57c8c91567dd073fc3b074eb7ec0622ef819fca894645c5d4a87940a16b75ba00e1999de9cc5e9fcd55f8cf0169c1ec094622029f33819410993e9b60c7f0c8a80acea386d0be8e544308c8487e4cd7a11443d79306556e39ecc4280abb5e100000000047836df4895a6ad48407b6a42e44b3f1c1e01a8fbf4600"]) write$evdev(r0, &(0x7f0000000040)=[{{}, 0x1, 0x51, 0x2}, {{0x0, 0x2710}}], 0x20) r2 = socket$inet6(0xa, 0x1400000000001, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f00000003c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="8f000000e7005b92251fa3275b102e29e4091d679b2f674d4c42e0e85d2fd78ec86ea96af76ab77339441e070f57e3bb9380c15c7f586f7cbd7dbba8c3a97d0f9c8d0baaa3f9f041cdb6cb7e22f1181581b892a155e38ac92a716a18c79e0af42a8f1f5e4b85bd7dac3b167929a50fce3536436bc9e98274ab00000000000000000000000000000000"], &(0x7f0000000180)=0x2) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000480)={0x2, 0xb2, 0x1, 0x20, 0x0, 0x2, 0x3f, 0x2, r3}, 0x20) getsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000080), &(0x7f00000000c0)=0x8) ioctl$KDADDIO(r1, 0x4b34, 0xaa) setsockopt$netlink_NETLINK_CAP_ACK(r1, 0x10e, 0xa, &(0x7f0000000140)=0x7, 0x4) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) ioctl$EVIOCGABS20(r0, 0x80184560, &(0x7f0000000200)=""/216) sendto$inet6(r2, &(0x7f0000000500), 0x0, 0x2000000c, &(0x7f00000001c0)={0xa, 0x104e20}, 0x1c) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000500)) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000000840)={0x0, 0x9, 0x30, 0xbc82}, &(0x7f0000000880)=0x18) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000700)={r4, 0x2, 0x1000000010000000}, &(0x7f0000000740)=0x8) r5 = mq_open(&(0x7f0000000900)='statm\x00', 0x800, 0x4, &(0x7f0000000800)={0x408, 0x5a, 0x8001, 0x9, 0x8, 0x74, 0xffffffffffffbfb6, 0xae}) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r5, 0x6, 0x1d, &(0x7f00000008c0)={0x400, 0x5, 0x0, 0x3, 0x7}, 0x14) sendmsg$inet_sctp(r1, &(0x7f00000007c0)={&(0x7f0000000600)=@in={0x2, 0x4e20}, 0x10, &(0x7f00000006c0)=[{&(0x7f0000000640)="b2af99c8c74a585904e965409c64b695857b5573e1217a7c1a0446114fd057e67697c9127a17401c1cdd06110445645a30f13efaf989724bff376e9ebb26a290e7f9feaa1760c8ffe0b932eb6e223125cdb1fa5241a15f326c721d67259d17f029db2bf98739d839", 0x68}], 0x1, &(0x7f0000000780), 0x0, 0x840}, 0x84) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000540)) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000000580)={0x0, 0x0}) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000005c0)) r7 = syz_open_procfs(r6, &(0x7f00000004c0)='statm\x00') sendfile(r2, r7, &(0x7f000080037c)=0x2, 0x400000ff) 2018/04/20 17:23:24 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_buf(r0, 0x29, 0x20000000033, &(0x7f0000003ffd), 0x0) 2018/04/20 17:23:24 executing program 4: r0 = signalfd(0xffffffffffffffff, &(0x7f00007aeff8), 0x8) mkdir(&(0x7f0000508ff6)='./control\x00', 0x0) read(r0, &(0x7f0000e6d000)=""/384, 0x180) signalfd(r0, &(0x7f0000432ff8)={0xfffffffffffffffe}, 0x8) r1 = inotify_init1(0x0) fcntl$setstatus(r1, 0x4, 0x72109c5fef5d34d3) r2 = gettid() fcntl$setown(r1, 0x8, r2) rt_sigprocmask(0x0, &(0x7f000003b000)={0xbffffffffffffffe}, 0x0, 0x8) fcntl$setsig(r1, 0xa, 0x20) inotify_add_watch(r1, &(0x7f00007a7000)='./control\x00', 0xa4000960) syz_mount_image$gfs2(&(0x7f00000002c0)='gfs2\x00', &(0x7f0000000300)='./control\x00', 0x0, 0x0, &(0x7f0000001540), 0x0, &(0x7f00000015c0)=ANY=[]) open(&(0x7f00003f5000)='./control\x00', 0x0, 0x0) 2018/04/20 17:23:24 executing program 5: r0 = socket$inet(0x2, 0x200000000000003, 0x9) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000800)=@filter={'filter\x00', 0xe, 0x2, 0x318, [0x0, 0x20000880, 0x200009c0, 0x20000b68], 0x0, &(0x7f0000000480), &(0x7f0000000880)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x11, 0x0, 0x0, 'dummy0\x00', 'bcsh0\x00', 'bcsf0\x00', 'nr0\x00', @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0xe0, 0xe0, 0x110, [@time={'time\x00', 0x18, {{0x0, 0x0, 0x7fffffe}}}, @vlan={'vlan\x00', 0x8}]}}, @common=@CLASSIFY={'CLASSIFY\x00', 0x8}}]}, {0x0, '\x00', 0x1, 0xfffffffffffffffe, 0x1, [{{{0x5, 0x0, 0x0, 'ifb0\x00', 'bcsf0\x00', 'gre0\x00', 'rose0\x00', @empty, [], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], 0xd0, 0x100, 0x178, [@m802_3={'802_3\x00', 0x8}, @pkttype={'pkttype\x00', 0x8}]}, [@common=@redirect={'redirect\x00', 0x8}]}, @common=@NFLOG={'NFLOG\x00', 0x50, {{0x0, 0x0, 0x0, 0x0, 0x0, "bde61f96ad140bf31c52adfce88ba14aaa5708b1e3b94b8fe5821cafe5683d4cae815faf77d30635b4d7e26ce8a6a975654dcf2bc4aaada7a86664db3dbde2bf"}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffe}]}, 0x390) 2018/04/20 17:23:24 executing program 2: r0 = socket(0x11, 0xa, 0x0) getpeername$unix(r0, &(0x7f0000000000), &(0x7f0000000080)=0x6e) [ 872.743908] sg_write: data in/out 56913/62 bytes for SCSI command 0x0-- guessing data in; [ 872.743908] program syz-executor1 not setting count and/or reply_len properly 2018/04/20 17:23:24 executing program 3: r0 = socket$inet(0x2, 0x801, 0x0) r1 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xe3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1e, &(0x7f0000004000)=0x100000001, 0x4) connect$inet(r0, &(0x7f0000febff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) dup2(r1, r0) 2018/04/20 17:23:24 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000040)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000000)={0x1c, 0x1d, 0x1, 0x0, 0x0, {0x2}, [@nested={0x8, 0x3, [@generic="da"]}]}, 0x1c}, 0x1}, 0x0) 2018/04/20 17:23:24 executing program 1: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={0xffffffffffffffff, &(0x7f0000000180), &(0x7f0000000300)="16e727d175de"}, 0x20) r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$vnet(r0, &(0x7f0000000300)={0x1, {&(0x7f0000000140)=""/141, 0x8d, &(0x7f0000000200)=""/241}}, 0x68) [ 872.890404] xt_time: invalid argument - start or stop time greater than 23:59:59 2018/04/20 17:23:24 executing program 6: r0 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f00006dbffc), 0x4) bind$inet(r0, &(0x7f00008a5ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) ioctl$int_in(r0, 0x5421, &(0x7f0000001680)=0x6) sendto$inet(r0, &(0x7f00000016c0)="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", 0x481, 0x0, &(0x7f000069affb)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f00004b3fff), 0x0, 0x0, &(0x7f00002b4000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000f24000)) 2018/04/20 17:23:24 executing program 5: perf_event_open(&(0x7f0000223000)={0x2, 0x78, 0xe3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = epoll_create1(0x0) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f000086fff4)) r3 = getpgrp(0xffffffffffffffff) r4 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000000c0)="4c538e846d99bbd0998d9a31e7c5eaf6e02152ef7c7869defe535bf5e445070a917497ec3c6ef69aa6c82caf417089742c75e5407bfacd0f33ad3fd7a05945c2c1d82145337fcdbbb3f8e1d3b27f901b536a318363c2b74c82ab5a55d0a60000d598b08c5cdf239e02db6248c6ae06beb0d0a6", 0x73, 0x0) r5 = request_key(&(0x7f00000001c0)='id_legacy\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000240)='mime_type^\x00', 0xffffffffffffffff) keyctl$search(0xa, r4, &(0x7f0000000140)='id_resolver\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x3}, r5) r6 = getpid() kcmp$KCMP_EPOLL_TFD(r3, r6, 0x7, r2, &(0x7f0000000000)={r2, r1, 0xfffffffffffffffc}) 2018/04/20 17:23:24 executing program 0: add_key(&(0x7f00000002c0)="6173796d6d65747269630000be3a8a3a9e389d6de516feae1218931b7f62f1989e779cb3e199015e6f224dc786b78b696462c7dec58cd05fa42773a4af0a703d63e19620fd165b5d862e2635059c401152746037a51f9d035dcf4197d265f6f5d246b14212db69e767574420fb11a7308eb293967dbd5a729bb8c6833a854e2036d4e9270fef4cef270638e56c144263ecf69038c96c9d38f68668c21513e19c1311eea8ee94c59609987d033ca3c8ad624dbc5c8958aaa4e9158c5850c6228a22d0adaabe8bb566c069babaa64e30af6d878c", &(0x7f00000000c0)={0x73, 0x79, 0x7a}, &(0x7f0000000000)="3080048b", 0x4, 0xfffffffffffffffd) socket$inet(0x2, 0x6, 0xfffffffffffffffa) 2018/04/20 17:23:24 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000f5b000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x20011, r0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000008000)={0x33, 0x0, &(0x7f0000004fbc)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f000026c000), &(0x7f000000afd0)}}], 0xfffffffffffffcd3, 0x0, &(0x7f0000000280)}) r1 = semget(0x3, 0x3, 0x11) r2 = getpgid(0x0) move_pages(r2, 0x6, &(0x7f0000000140)=[&(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x4000)=nil, &(0x7f0000ffd000/0x3000)=nil], &(0x7f0000000180)=[0x1, 0x2, 0x7, 0x200, 0x80000001, 0x9, 0x0], &(0x7f00000001c0)=[0x0, 0x0], 0x4) semctl$SEM_INFO(r1, 0x2, 0x13, &(0x7f0000000040)=""/217) close(r0) 2018/04/20 17:23:24 executing program 2: r0 = epoll_create1(0x0) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) r3 = epoll_create1(0x0) r4 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000d36ff4)={0xfc147812c6696267}) r5 = add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000080)="6090e6ea973774777a0b1300e1be8e268321ee8aae517556443d46ca2482126a961d7e7b3890ac7fc221087ba2c95fb1fdad8fb7d0fee76b699eedf9069490187103e90d42b9d8e788316e0374657ac948ad2831fe71eed039bf0665581ee0d22ea929e53b1b8f22ab94f1afa7aedf", 0x6f, 0xffffffffffffffff) r6 = add_key(&(0x7f0000000100)='user\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffff8) keyctl$reject(0x13, r5, 0x3, 0x9, r6) timerfd_settime(r4, 0x0, &(0x7f0000005000)={{}, {0x0, 0x989680}}, &(0x7f0000000fe0)) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f000001aff4)) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r4, &(0x7f0000021ff4)={0x2001}) epoll_pwait(r2, &(0x7f0000a1efac)=[{}], 0x1, 0x10, &(0x7f0000bbfff8), 0x8) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000019000)) 2018/04/20 17:23:24 executing program 7: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x40c02, 0x0) ioctl$KDGKBENT(r0, 0x4b46, &(0x7f0000000180)={0x23b87c94ffffff}) socketpair(0x1, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg(r1, &(0x7f00000016c0)={&(0x7f0000000200)=@generic, 0x80, &(0x7f0000001880)=[{&(0x7f0000001700)=""/97, 0x61}, {&(0x7f0000000300)=""/254, 0xfe}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000000100)=""/3, 0x3}, {&(0x7f0000001400)=""/81, 0x51}, {&(0x7f0000001780)=""/254, 0xfe}, {&(0x7f0000000180)}, {&(0x7f0000001580)=""/155, 0x9b}], 0x8, &(0x7f0000001b80)=""/4096, 0x1000, 0x5}, 0x40002100) umount2(&(0x7f0000000000)='./file0\x00', 0x4) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(0xffffffffffffffff, 0x84, 0x6e, &(0x7f0000000000), 0x0) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) request_key(&(0x7f00000000c0)='cifs.spnego\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a}, &(0x7f0000000280)='vboxnet1wlan0\x00', 0xfffffffffffffff8) ftruncate(r1, 0x0) close(r2) 2018/04/20 17:23:24 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_ifreq(r0, 0x891e, &(0x7f00000000c0)={'tunl0\x00', @ifru_flags}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'ip6gretap0\x00', 0x0}) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x80, 0x0) r3 = syz_genetlink_get_family_id$fou(&(0x7f0000000340)='fou\x00') sendmsg$FOU_CMD_DEL(r2, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r3, 0x305, 0x70bd27, 0x25dfdbfb, {0x2}, [@FOU_ATTR_IPPROTO={0x8, 0x3, 0x7f}, @FOU_ATTR_IPPROTO={0x8, 0x3, 0x37}, @FOU_ATTR_IPPROTO={0x8, 0x3, 0x2f}, @FOU_ATTR_AF={0x8, 0x2, 0xa}, @FOU_ATTR_AF={0x8, 0x2, 0xa}, @FOU_ATTR_AF={0x8, 0x2, 0xa}]}, 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x1) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000100)={{{@in=@broadcast, @in6=@ipv4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in=@dev}}, &(0x7f0000000080)=0xe8) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000200)={{{@in, @in6=@local={0xfe, 0x80, [], 0xaa}, 0x4e20, 0x0, 0x4e24, 0xffffffff, 0xa, 0x80, 0x20, 0x7f, r1, r4}, {0x458, 0x2, 0x6, 0xfffffffffffffffa, 0x10000, 0x4, 0x6, 0x7}, {0x3, 0xb1b1, 0x0, 0x4}, 0x8, 0x0, 0x1, 0x0, 0x0, 0x1}, {{@in6=@mcast1={0xff, 0x1, [], 0x1}, 0x4d6, 0x6f}, 0xa, @in6=@dev={0xfe, 0x80, [], 0x19}, 0x0, 0x7, 0x0, 0xff, 0x4, 0x3, 0x8}}, 0xe8) 2018/04/20 17:23:24 executing program 0: add_key(&(0x7f00000002c0)="6173796d6d65747269630000be3a8a3a9e389d6de516feae1218931b7f62f1989e779cb3e199015e6f224dc786b78b696462c7dec58cd05fa42773a4af0a703d63e19620fd165b5d862e2635059c401152746037a51f9d035dcf4197d265f6f5d246b14212db69e767574420fb11a7308eb293967dbd5a729bb8c6833a854e2036d4e9270fef4cef270638e56c144263ecf69038c96c9d38f68668c21513e19c1311eea8ee94c59609987d033ca3c8ad624dbc5c8958aaa4e9158c5850c6228a22d0adaabe8bb566c069babaa64e30af6d878c", &(0x7f00000000c0)={0x73, 0x79, 0x7a}, &(0x7f0000000000)="3080048b", 0x4, 0xfffffffffffffffd) socket$inet(0x2, 0x6, 0xfffffffffffffffa) 2018/04/20 17:23:24 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_open_dev$tun(&(0x7f0000000200)='/dev/net/tun\x00', 0x0, 0x0) pipe2(&(0x7f0000000440)={0x0, 0x0}, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control\x00', 0x0, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/syz0\x00', 0x1ff) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f0000000000)=""/93) getsockopt$IPT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x40, &(0x7f00000002c0)={'filter\x00'}, &(0x7f0000000140)=0x54) r5 = dup3(r4, r2, 0x0) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000080)=[@textreal={0x8, &(0x7f0000000240)="3e0f302e0fc75983640ffdb90500f0822c000f20d86635200000000f22d8baf80c66b884c8278766efbafc0c66b8e053aabc66ef0fc799f0c40f07ba4000b06eee66b8fd0000000f23c80f21f866350c0020000f23f8", 0x56}], 0xaaaab09, 0x0, &(0x7f0000000200), 0x0) connect$vsock_stream(r5, &(0x7f0000000180)={0x28, 0x0, 0x2711, @hyper}, 0x10) dup2(r5, r0) ioctl$VT_GETSTATE(r5, 0x5603, &(0x7f00000000c0)) 2018/04/20 17:23:24 executing program 0: add_key(&(0x7f00000002c0)="6173796d6d65747269630000be3a8a3a9e389d6de516feae1218931b7f62f1989e779cb3e199015e6f224dc786b78b696462c7dec58cd05fa42773a4af0a703d63e19620fd165b5d862e2635059c401152746037a51f9d035dcf4197d265f6f5d246b14212db69e767574420fb11a7308eb293967dbd5a729bb8c6833a854e2036d4e9270fef4cef270638e56c144263ecf69038c96c9d38f68668c21513e19c1311eea8ee94c59609987d033ca3c8ad624dbc5c8958aaa4e9158c5850c6228a22d0adaabe8bb566c069babaa64e30af6d878c", &(0x7f00000000c0)={0x73, 0x79, 0x7a}, &(0x7f0000000000)="3080048b", 0x4, 0xfffffffffffffffd) socket$inet(0x2, 0x6, 0xfffffffffffffffa) [ 873.196510] sg_write: data in/out 56913/62 bytes for SCSI command 0x0-- guessing data in; [ 873.196510] program syz-executor1 not setting count and/or reply_len properly 2018/04/20 17:23:25 executing program 4: r0 = signalfd(0xffffffffffffffff, &(0x7f00007aeff8), 0x8) mkdir(&(0x7f0000508ff6)='./control\x00', 0x0) read(r0, &(0x7f0000e6d000)=""/384, 0x180) signalfd(r0, &(0x7f0000432ff8)={0xfffffffffffffffe}, 0x8) r1 = inotify_init1(0x0) fcntl$setstatus(r1, 0x4, 0x72109c5fef5d34d3) r2 = gettid() fcntl$setown(r1, 0x8, r2) rt_sigprocmask(0x0, &(0x7f000003b000)={0xbffffffffffffffe}, 0x0, 0x8) fcntl$setsig(r1, 0xa, 0x20) inotify_add_watch(r1, &(0x7f00007a7000)='./control\x00', 0xa4000960) syz_mount_image$gfs2(&(0x7f00000002c0)='gfs2\x00', &(0x7f0000000300)='./control\x00', 0x0, 0x0, &(0x7f0000001540), 0x0, &(0x7f00000015c0)=ANY=[]) open(&(0x7f00003f5000)='./control\x00', 0x0, 0x0) 2018/04/20 17:23:25 executing program 6: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000001580)='/dev/ptmx\x00', 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, &(0x7f00000001c0)="470f01c9440f0766b8ca000f00d8b9620b00000f322626660f38823b0f06c744240094000000c744240266950000c7442406000000000f011424b9600200000f3266b8e0008ee866baf80cb852ae7b83ef66bafc0cec", 0x56}], 0x1, 0x78, &(0x7f0000000080), 0x0) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0xff, 0x0) fremovexattr(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYPTR=&(0x7f0000000300)=ANY=[@ANYBLOB="9c5d0b1ceac0af71a6d5b0c0c60176115ad9aba27caea96eb6825c7d7878573747421a4c3dc489a8b1161b1193f955d24bfd33637aac8c927f8f60811523e7028a8cced7170ba5b61bd4fcba38f90a23ae3a1038d1831c327b2e7e2ff78f2e73acd9f8821b9c8c2ed2a4a1dc8acab21a9d7f134368ad35d0f34cc3c8b5c47eb7cf0e71c6a2d91575901b04b6c42dcd723405d8fd90ff"]]) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = dup2(r3, r0) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 873.881454] binder: release 14630:14631 transaction 271 out, still active [ 873.888521] binder: send failed reply for transaction 271, target dead [ 873.889369] binder_alloc: 14630: binder_alloc_buf, no vma [ 873.900893] binder: 14630:14631 transaction failed 29189/-3, size 0-0 line 2963 2018/04/20 17:23:25 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) shmat(0x0, &(0x7f0000ffd000/0x1000)=nil, 0x6000) r0 = shmget(0xffffffffffffffff, 0x4000, 0x0, &(0x7f0000ffc000/0x4000)=nil) shmctl$IPC_RMID(r0, 0x0) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000000040)) prlimit64(0x0, 0x0, &(0x7f0000000080), &(0x7f00000000c0)) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/drop_entry\x00', 0x2, 0x0) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffff9c, 0x84, 0x11, &(0x7f0000000140)={0x0, 0x6}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f00000001c0)={r2, 0x1000, "b597ace71c7fe696ad2d9e37eae01f4accdf1d5e041e7e1553261d1eeff35b555a4239044b83ef8a235d085e395a2f478331a0e6053c2a01ff77ca7d13475bfba89980021077981ee357f36f14812acf3f96139b9a39a2cd7c6053346a39b51bbf125eb5ec194e7a665cd7e310fcd569986ea3df25a16f0bf3b37bac25b19cf5ff93410129e00a2c39e19b1561c6110945fbd31c531108d613e6bd5951286f5e8ea44e103c0e551ecf3588240bf9c31558bc851ccbb019d77296a0c7bc5addd3c434c7628f23629baf108b7d667d044d30727e3e306004eba5ea8f2d29354f47c96613d1d4f3a475422e854df4c7dd9c8b2fbeaf2b1662ca4258b94ee4392d9b8562ee2b25ac6f8ce0b4467ae41eb9b38ff096ad9946eae44dcf5dc20362d1bae605a21e2f8dbad8c06e349f04bd30f2797bb2ff4d0ff0c792637cd4b30a750f306f539b3f958946410099307256d668d6c9070391c817594e26374a8e9eee5204813299920854f4974af921ea4fb111f13058baeacccac5cad5e50d46f44a34dbc740106243cbeba9435dad9c944ab1fc717ee375049faa3e344b0bb03dbdca58b32939980d3d8989d684dab599cd40bf525be897ea9864fecf16edb526b8b50dc4899046419672373ec93afb6d389f1a5024c92dd3855a65363cd5c7772e994843d8d2af0e5675239e9538b4031a505f750a95834c0d5e58a589e3373b7c662a4dd668911ffbf583ceeefb50f699e4cf90e7958ba613fb26a292560abdfbb5911a43c67c6657c4a5e1652c6f9d6318465a779e5d5eda43d40696b2daba595c7544771aa5a8dd2173517ad52305ac3f91affc86ee2880d3a5ccb6bcd287f08c0082b12382775ec487ed5d222aaee8bb3121e036b7111da81ab469e91446a50c532a35a33ed956ee23d2341f68753bce657bad454d8d45ca6373c170f5f78ff34b7d738f5b0e22820132a45f8ddb0cfd616c4ec3723adab9e9dc0bef136bb58c531d074701e564ffc1d6b226e98a8f5023b1a4ae32b54d8925b2eaefeb986238325b524ea93700be3c014b9e9bd98173951c602be3b7e4695ce0f7e7602362a9f5ae8646a3d86adc93e1ca94ddfb50d422b06aa218aaf76e8b2395aa562eca5d1997f277b9ed42c20cb21ff8d30e0a2c27105874268151fcae350f8e61bfe42c7f5a2c4c9201d41d715a548a7ab857e48b33f3a231087320792d9f5e0e50a132a27fdb22335eb46188ec469adb8c3a807d96304a6a6c5cab94e4b06084fc69cfc0d3400fc371e9de164f546ea744381e87052a82b22ea1e9519fa7e829de856b3db917eddad6d486cbfda333c6cc5f65bc52800557736771a8397c32fe7b2d117e9305e1ccc72f7204e3fef63ec47ca6bdabd8f113cbab2ed5a7e3f91a34bf6b1764c106f2fda1f6cd83608683364a5fa9b13fc75248e23ef2870cfcdb59a3d927be55f83920406e40e0baad802e6421fb51961d303c3d69acaacf7fbb95b05e99ac41b0e4ae1c2eac555d91178ecde5ae3d601f4b3e48a7f84887e67002a7537000e208827cf6759b446dc4927c1044a189efaf989f5f2dc2fa3e8cc6f61f8231629b84c12cfef6ee6829f055a83571c28a1566c94659db031a425158d742cb9bc05cacb1c130028dfa1020fee714af2a37729d6e9eb5bee5ad022f2900a1ae62fe20d02b9050143acc75cbeed61e161b3a4005165baa795381b976bab75860e86d76027cb638ee5e065ba6e1e6375e335ec9bcf2ea6f49276ecd123ce4d0d0d1f24e16cb69b9ce0109c64c6e560225e7c5aa0f9437c805698ef3567e132996dc1d409bd675cbe47096e799d7e85605457582c83314da2a4b4bcfce1935bbb73e03989703953bfe3f5ed0b90a4ae5d4103d5a7366323842e19645482a7ac70040008c09574bfc84a944e623c0f1753c70d02bc6c067e65356932ccee7f42606f327d09388037cf30e8c8f1b8717cb42329b05b42fb89b8a1a84127f1e1f064e08b401ce530b09668d2213155f620369dbf434832d03bedf379c8871dfe31493095683049f42bb271939387ce780e42de256a151d99eb0c942da2a831b8f08c096f65c7464cbbc32659a1b9503f537d5f618b8e06ed961cdd30f66e0a24ab5f732736e8d2edcc886997bdd7457750258d6fc7501456d530b6da9f1f02af3c140defeb285e568be93020dc1ba22dd79e5e95c22980e3ee6731eedc9e51504fad5984b574e906287df0e49410e9395dc786217f4ab63aec411a62357ebedc9b5fd39d2444d71082805c5421dc97f75d970b280c8df52398aef0bb541c27d63cb9dfbc5c865e601d526331140acfd4c152157894500cfc66c289ddd0b4ab0387564ee734cea624be747df77152a0eec04b48c69d34c0c9bb202ae1509831707b67369befcb6ff24785924a5601bedef28b51df9051ca4ff6f7e2257c6fe720702158f7ddb627ed7959e316bca7f2c5100ca4aac5c25bbbda6bf4da7eb736c45c0d29552c569a29fdbefc7e32f65c8b7f9e02fa411dd2be39bae349bab0674f9236557f6cca09195818dd7e274dfc6480add7a1f03c9e090e11215bc847c717a3d62535f5e9f4e462d45797994aacc4c632d3462074a3800abae4edb5c7ef26465ad6ab12dc0151c7cc51a6c6fc641f0ee9cc2e3e1d884390d9294b8989bdca80bb58ef31b9e541d1dfb85f34f18abd36911137d8efc79c12b207203df59e2b8035425ef2148960bc5ab876e961695950d85a249e6b31c9a8dc8de25c040a4d5ec45b518722a97091f5c479539c9758d4426449584bc1ee577ceec5074480f13f51bdded8c8e2020f27e0ab1724d163e4935b195320a1b1961af2244eae89f329f097f4b7ab030c42434e260bd4bd66faf9cc7cad5f36c607f128b4f540f48dc4a0336b3a9b01fe60ab4e86c179387592605bbf848a53f415fc4680266906fcf09a0d3d69367949cc247ac31518771a94f347a0b40cd78b0130054e05a37f5824495a1a2ef35260187452a2b4fb4f3f5bc3ba9e0b2722d6828ea6f0c5c99b90330cd9a7568c74043cd109f5672ba79558ef411b08b29dc3b903be84ed9641da5a9015c6acc1f5e00a13a69b41172efbe30666b199b84f75a1c6bcfdf5984df4b934657e79658bc45a0530afbee3fb57d469fc67ef8c56421f82b118858b62d402b40ec0dfa6bbdf30cabe02dfd719425354ca423ee5c548d49905c16fc23868ba238a8fd80945502614126386ff8d5a4e72c735297874be3c6d34aece4d5528de3195bc381d517e5baa3b7ec6a42fe709268fd3ccf4eaf8f652d0bae6b899a896eb683965bc67dd4e0912f328192e1709a534c30fc4e253b5c0fee98a5bdcd327ce5874075e26d539fdae3844523eeef62733ab27f1a19c2b0bbe0d532c4ad175a143276814307aff6ffcce3ec23e2c3e0abec9e3e48572255e2cc23d2e434b7b7e1547050da7009810ab57cf9a5b181d3dd6464b5051f0aafef15c63204d6556c9b1799dab1a1732037d73ea59b75cee7552a39bf1b92c9d7340ca296cae7c132d492e11c4de2821c7e1e61a0048a96523ebd7b09742de9147faebf87df29987a5a3cc66c84681939d0fef32c92b9941145818fb19c2fe3ca3f66e77913cdc2ea9d45e57d2f916b3f0d6883b5596397b427aedf809fbb8fb4a6f32c347a56f48c70558acaef6ea20d6fdf7efc81c8e4bf204bb5a176e0df8303d5191b21c5817a199fc7e02d1249703f70ace37c2d7ccf43b05d33e243ec662b2a38938e0039f29826e4629f0124769828f769ba1dd31d160c7a1cc08566735e0133735bf3eb64b4827f06d3e5196902131dab448e84eb32ed943ec88b840ad5eb10b3ee28f517747f539adb06a74fd91b657a26f99391157bca0b071ac95e8f4334d85f9ea69b82ca9300005f5fd9768a7f5c0f2076b544851e0bf98873bd04ccf8c6beaa3398afa98a9a6774ce247e34c032779e5affe674d84a63df848408af58770cdd4cda692c18e76de1cf37d53a55262e911461b01b3daae25089975195c13ae29a8ed7a135a94b3e93c83b94d4f19dc99f8c41309343e61e7cb8336986dba1830d6a1c671ecb4af6794120aa3b4512f0c5adaded6c364e2c10d91dba2b5481360911952a0732324bc8fd8f1e17957b92ff92a1f0d5f632122e66518247948103438c89a1ad6741999565f7a29183c655cc8d3fb1e47ecd2c0e4229589ab9db78760a6a72736377ab1c2b5eed5a3133a2dd8b695127ff6db49eb6632faf4d2a273e54a7c38cfd0d12b610c92a733058ba237f51882109dc5722b442a59a5d6391c6d8580ab5d5f87b03097d7381c69e773f7d11fc135e8fba7224bd394467c508cc0af6177f4f89ecd7ffbb5c4654f3eddac5a105a2ec347937b9044377d01f0ef0c4e9f391388a8d646d07b6b236c5c479eccc951c3e1e7828a747ea545cd0c6621ae77ef7ffc84e38b588325cb26e5a171fb09ef7cf6879da44808791b459e0b3b04bf2d3ea65e09850e7853ee1ade5cdbe39440a87d1eeda7ca4834a4c0fd1878b03f67a9fe6a1b53bd63001441549e703acd5574fde22781968cdbcaca48cd646a7de78c5abe0767f8299057e3509f4454e1bcfa646bb9782568925edbf33dbd0248f358a9e6fd8144f8b26180747fb5c6bb43ea8bd92792a6fcb5ee78c4ba68733d30727dcc1718cb656c345a1f115b10b459ff39e84ff0ddf698335b4c66d56f2904fad3a9661c1fdd89fbe8dbf9c5d2071e18a56a3b5358fff911eb3929376476c98a3ec93d9102f8fc2d4e04085a6096e119d3213002171d4ae78f46ff8119b761fb7a693464c267baa86d36f2161005c564162a7d3bdbe378bd4bf4ba6f288dcb6df3d4a491119bbdcb8e3eaf4146066307dccb6692fa17c4778c44873a55f6eee55c665b616117874e716af5ec8bc963a61be6359e8a55c0ca2c723b4046acaa1a245576399c3a412ce9d6a3984331314c7f2bcb99339adee86b43e1a8a6f554d02f10eb827a06e1ea080bec67cc0f985689cccd52a97961fa71c4bd385fd191c804252f871cc004e243c58d9e5391852d553eb049be5510f9ebd17fc80247ea9169fbaaf5efb399ab7d79151d6a81990bd61d84cc5f0ad26c9e6cc134321ac6eef9d0db47f600230ead9d612e5ff687574fb0f481bb6caec2565a619ddb0be440a19351c7e95f39a4cf034ed090eafd4af7218b704866ae2708f9f7917797fabdf2e3aa68f19048c7fc1991048f72bc9eb5874034e54918cfcc7d4afdd08f29eba0b302371e554b30d3d3d35403a7cac0cceee0dfe0066d445ae78ca4547b39602b0f718e11b010f7afdde4264a2629a091c209ce42055596bae501a847606fe7aa78a0ca019788e9b6b82fd53ce7add1ff1cc8b5caaebbb2e72074ac9733a986b095108ac5a98da35f1044e805a5568fba2ba6b603f88adf3b0139e80c4b2defdb6c96a8635eacf44a7b25d4a9bf425efd1363d06e8212759eab3627566dda32f2c3aed9c5017c62e10e1287ff860542c821637244abee9bc36805e46b8079052366c9cfe727a0f8d177b5825234fb1e38e1943fce719284f125e8ae09a5e5d0e45d4d9b5dd2529702f2bfd9a895a090283e36f358fab233f11551058b58fcfb67e328533dd16666c3d4c7ab84c1a8fd0cd0b52954694cda87d364fd1b65a33539f153b337aaaeda8b4cfdacaa29df5f8a983b4d719a6d6cec6a3d0cb415941d7546532b59ffd0e3d56a2657beba684ca3011baae1d60f153e4df285cc1bccfa384a8e29dd51fd3d2ded1d00660ad9c57ce633aad08673ba258a509b94bfb"}, &(0x7f0000001200)=0x1008) accept$nfc_llcp(r1, &(0x7f0000001240), &(0x7f00000012c0)=0x60) shmdt(0x0) 2018/04/20 17:23:25 executing program 7: clock_nanosleep(0x2, 0x0, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) mlockall(0x4) r0 = accept(0xffffffffffffff9c, 0x0, &(0x7f0000000300)=0x5c) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000000)=0x0) syz_open_procfs(r1, &(0x7f0000000040)='cgroup\x00') lstat(&(0x7f0000000100)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}) quotactl(0x9, &(0x7f00000000c0)='./file0\x00', r2, &(0x7f0000000240)="6c9314f5824562412d5105f612d39598c71ce1e1f6a75fa40318e968ba84188ec5a8143e51da0da5339c23dde51bcc4859cd102c4e59f0dd703181589bbce8389070c92bccbf266c7937571ccd4a6933d6fc087ad7ff32ef2a9f53af1068a926dfc79d8be2460f835420a7af55") 2018/04/20 17:23:25 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_ro(r0, &(0x7f0000000480)='cpuset.effective_cpus\x00', 0x0, 0x0) read$eventfd(r1, &(0x7f0000000080), 0xfffffffffffffe24) 2018/04/20 17:23:25 executing program 1: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={0xffffffffffffffff, &(0x7f0000000180), &(0x7f0000000300)="16e727d175de"}, 0x20) r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$vnet(r0, &(0x7f0000000300)={0x1, {&(0x7f0000000140)=""/141, 0x8d, &(0x7f0000000200)=""/241}}, 0x68) 2018/04/20 17:23:25 executing program 2: r0 = epoll_create1(0x0) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) r3 = epoll_create1(0x0) r4 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000d36ff4)={0xfc147812c6696267}) r5 = add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000080)="6090e6ea973774777a0b1300e1be8e268321ee8aae517556443d46ca2482126a961d7e7b3890ac7fc221087ba2c95fb1fdad8fb7d0fee76b699eedf9069490187103e90d42b9d8e788316e0374657ac948ad2831fe71eed039bf0665581ee0d22ea929e53b1b8f22ab94f1afa7aedf", 0x6f, 0xffffffffffffffff) r6 = add_key(&(0x7f0000000100)='user\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffff8) keyctl$reject(0x13, r5, 0x3, 0x9, r6) timerfd_settime(r4, 0x0, &(0x7f0000005000)={{}, {0x0, 0x989680}}, &(0x7f0000000fe0)) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f000001aff4)) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r4, &(0x7f0000021ff4)={0x2001}) epoll_pwait(r2, &(0x7f0000a1efac)=[{}], 0x1, 0x10, &(0x7f0000bbfff8), 0x8) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000019000)) 2018/04/20 17:23:25 executing program 0: add_key(&(0x7f00000002c0)="6173796d6d65747269630000be3a8a3a9e389d6de516feae1218931b7f62f1989e779cb3e199015e6f224dc786b78b696462c7dec58cd05fa42773a4af0a703d63e19620fd165b5d862e2635059c401152746037a51f9d035dcf4197d265f6f5d246b14212db69e767574420fb11a7308eb293967dbd5a729bb8c6833a854e2036d4e9270fef4cef270638e56c144263ecf69038c96c9d38f68668c21513e19c1311eea8ee94c59609987d033ca3c8ad624dbc5c8958aaa4e9158c5850c6228a22d0adaabe8bb566c069babaa64e30af6d878c", &(0x7f00000000c0)={0x73, 0x79, 0x7a}, &(0x7f0000000000)="3080048b", 0x4, 0xfffffffffffffffd) socket$inet(0x2, 0x6, 0xfffffffffffffffa) 2018/04/20 17:23:25 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000200)={0x9}, 0x20) setsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000040)={0x0, 0x2}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f00001a7fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) sendto$inet6(r0, &(0x7f0000aaff09)="b8", 0x1, 0x0, &(0x7f0000ab0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 17:23:25 executing program 3: perf_event_open(&(0x7f000001d000)={0x5, 0x78, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) futex(&(0x7f000031dffc), 0x400000085, 0x0, &(0x7f0000000080)={0x77359400}, &(0x7f0000000000), 0x0) [ 874.039524] sg_write: data in/out 56913/62 bytes for SCSI command 0x0-- guessing data in; [ 874.039524] program syz-executor1 not setting count and/or reply_len properly 2018/04/20 17:23:25 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x80003, 0xff) setsockopt$inet6_int(r1, 0x29, 0x16, &(0x7f0000fcb000), 0x4) dup2(r0, r1) 2018/04/20 17:23:25 executing program 3: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000212ff8)='./file0\x00', &(0x7f000078eff8)='./file0\x00', &(0x7f0000982ff9)='mqueue\x00', 0x0, &(0x7f0000653fff)) mount(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='devtmpfs\x00', 0x24000, &(0x7f0000000140)) 2018/04/20 17:23:25 executing program 1: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={0xffffffffffffffff, &(0x7f0000000180), &(0x7f0000000300)="16e727d175de"}, 0x20) r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$vnet(r0, &(0x7f0000000300)={0x1, {&(0x7f0000000140)=""/141, 0x8d, &(0x7f0000000200)=""/241}}, 0x68) 2018/04/20 17:23:25 executing program 5: r0 = socket(0x100000002, 0x1, 0x0) getsockopt$sock_int(r0, 0x1, 0x30, &(0x7f0000d99ffc), &(0x7f0000a8fffc)=0x4) 2018/04/20 17:23:25 executing program 2: r0 = socket(0x2, 0x3, 0x40000000000000ff) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='bridge0\x00', 0x10) sendto$unix(r0, &(0x7f00000004c0)="ee087d8955854a71cb4fef74e9601927e79436d5e4218a286737134367585e5b67add9b477e765b4346960e8e1ec9d607cb9874491299c50", 0x38, 0x0, &(0x7f0000000540)=@file={0x0, './file0/file0\x00'}, 0x6e) 2018/04/20 17:23:25 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f00009aeff0)=[{&(0x7f0000d15fc6)="3900000010000904690000008000000006fa00400100000002e7f3060000001419001200040002000000050000000608000300ff00001ee404", 0x39}], 0x1) [ 874.310618] sg_write: data in/out 56913/62 bytes for SCSI command 0x0-- guessing data in; [ 874.310618] program syz-executor1 not setting count and/or reply_len properly [ 874.332973] nla_parse: 45 callbacks suppressed [ 874.332982] netlink: 17 bytes leftover after parsing attributes in process `syz-executor5'. 2018/04/20 17:23:26 executing program 1: clock_nanosleep(0x2, 0x0, &(0x7f0000000040)={0x0, 0x1c9c380}, &(0x7f0000000180)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) shmdt(0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_refresh_period\x00', 0x2, 0x0) 2018/04/20 17:23:26 executing program 7: r0 = memfd_create(&(0x7f0000041000)="6500000005", 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000041ff3)='/dev/snd/seq\x00', 0x0, 0x0) dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r0, 0xc0bc5351, &(0x7f0000000140)={0x7a, 0x0, 'client1\x00', 0x0, "a5225a873eb17809", "dd9d6483712bb0da39a0ce98bc5869db3e2f98ee7c4f0523315c99f09a7f45e8"}) 2018/04/20 17:23:26 executing program 0: r0 = memfd_create(&(0x7f00002d7ffa)='-G\\%(\x00', 0x3) fcntl$addseals(r0, 0x409, 0x8) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x0, 0x11, r0, 0x0) 2018/04/20 17:23:26 executing program 3: r0 = getpid() r1 = syz_open_procfs(r0, &(0x7f0000000080)='smaps\x00') pread64(r1, &(0x7f0000015000), 0x0, 0x2000000000) 2018/04/20 17:23:26 executing program 4: r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000003000)=@abs={0x1}, 0x8) listen(r0, 0x0) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) 2018/04/20 17:23:26 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000035abe1e80d903e0d717ac1889a45e581c9e14a5c8f95f5d2968ae8c767e9d18fd69a") r1 = syz_open_dev$binder(&(0x7f0000008ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) ioctl$fiemap(r0, 0xc0c0583b, &(0x7f0000000080)) 2018/04/20 17:23:26 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) readv(r0, &(0x7f0000000040)=[{&(0x7f0000000080)=""/255, 0xff}], 0x259) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x2) dup3(r1, r0, 0x0) write(r0, &(0x7f0000c34fff), 0xffffff0b) 2018/04/20 17:23:26 executing program 6: r0 = socket(0x10, 0x803, 0x0) setsockopt$sock_int(r0, 0x1, 0x9, &(0x7f0000000040), 0x4) 2018/04/20 17:23:26 executing program 6: r0 = socket$inet6(0xa, 0x3, 0x4000000000000087) io_setup(0x101, &(0x7f00000000c0)=0x0) io_submit(r1, 0x1, &(0x7f0000356ff0)=[&(0x7f0000928fc0)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000001ec0)}]) 2018/04/20 17:23:26 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000140)={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(ccm(camellia))\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000b", 0x10) sendmmsg$alg(r1, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f0000000640)=[{&(0x7f0000000780)="cb97ebcc41a70767", 0x8}], 0x1, &(0x7f0000000200)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) recvmsg(r1, &(0x7f0000000480)={&(0x7f0000000040)=@nfc_llcp, 0x1e, &(0x7f0000b9c000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) [ 875.157337] binder_alloc: binder_alloc_mmap_handler: 14715 20000000-20002000 already mapped failed -16 2018/04/20 17:23:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_NMI(r2, 0xae9a) r3 = dup3(r2, r0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x3, 0x0, 0x1000}) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000000)=[@text64={0x40, &(0x7f0000000040)="440f20c0350e000000440f22c0260f013ab805000000b9078000000f01d9b9321001c0b802000000ba000000000f30c744240000f0d9e8c744240204000000c7442406000000000f011424c4227d0ff70f353e660f38814d0ac4e27d8c07668ec5", 0x61}], 0x1, 0x0, &(0x7f0000000000), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2018/04/20 17:23:26 executing program 3: pkey_mprotect(&(0x7f0000ffc000/0x2000)=nil, 0xfaff, 0x0, 0xffffffffffffffff) 2018/04/20 17:23:26 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x2a, &(0x7f0000000180)={@link_local={0x1, 0x80, 0xc2}, @random="18f3ec2eab50", [], {@arp={0x806, @ether_ipv4={0x1, 0x800, 0x6, 0x4, 0x1, @empty, @rand_addr, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, @local={0xac, 0x14, 0x14, 0xaa}}}}}, &(0x7f00000001c0)) 2018/04/20 17:23:26 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mq_open(&(0x7f00005a1ffb)='eth0\x00', 0x42, 0x0, &(0x7f0000000000)={0x0, 0x6, 0x4}) mq_unlink(&(0x7f0000fc4ffb)='eth0\x00') 2018/04/20 17:23:26 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000100)='setgroups\x00') close(r0) 2018/04/20 17:23:26 executing program 7: r0 = memfd_create(&(0x7f00000002c0)="bcf6", 0x0) write$binfmt_misc(r0, &(0x7f00000000c0)={'syz0'}, 0x4) sendfile(r0, r0, &(0x7f0000001000), 0xfec) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x4, 0x11, r0, 0x0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000007fc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f0000012ff0)={&(0x7f0000018df0)={0x18, 0x32, 0x401, 0xffffffffffffffff, 0xffffffffffffffff, {}, [@nested={0x4, 0x1}]}, 0x18}, 0x1}, 0x0) 2018/04/20 17:23:27 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100, 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, 0xfffffffffffffffe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x14, &(0x7f0000000540), &(0x7f0000000100)=0x4) fstatfs(r0, &(0x7f0000000900)=""/33) r1 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/enforce\x00', 0x105541, 0x0) pwrite64(r1, &(0x7f0000008040)="9a", 0x1, 0x0) getsockopt$inet_tcp_int(r1, 0x6, 0x3ffff, &(0x7f0000000140), &(0x7f0000000480)=0x4) r2 = getpgrp(0xffffffffffffffff) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000580)={0x0, 0x81}, &(0x7f0000000600)=0x8) setsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000840)={r3, 0x162d93e1, 0x1ff}, 0x10) ioprio_set$pid(0x1, r2, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x80) pkey_alloc(0x0, 0x2) ioctl$KDSKBMODE(r1, 0x4b45, &(0x7f0000000940)=0x5) ioctl$DRM_IOCTL_GET_CAP(r1, 0xc010640c, &(0x7f0000000880)={0x0, 0x4}) getsockopt$inet_tcp_buf(r1, 0x6, 0x0, &(0x7f00000001c0)=""/195, &(0x7f0000000080)=0x18f) r4 = openat$rtc(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/rtc\x00', 0x40402, 0x0) ioctl$KVM_GET_CPUID2(r4, 0xc008ae91, &(0x7f0000000040)={0x2, 0x0, [{}, {}]}) r5 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$ASHMEM_SET_PROT_MASK(r4, 0x40087705, &(0x7f0000000100)={0x3ff, 0x8d}) sendmsg$nl_generic(r5, &(0x7f0000b3dfc8)={&(0x7f0000001580)={0x10}, 0xc, &(0x7f00000015c0)={&(0x7f0000abf000)={0x18, 0x20, 0x109, 0x0, 0x0, {0x4}, [@nested={0x4, 0x12}]}, 0x18}, 0x1}, 0x0) r6 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x800, 0x1000002) sendto$unix(r1, &(0x7f0000000980)="840fcc9412e23f4b216bd1662f17c93c0d8149d27fb12c10d615a72b61547abdff24d66a4f45c2d98d06925faf00000000000000", 0x34, 0x0, 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r6, 0x29, 0x22, &(0x7f0000000680)={{{@in=@loopback}}, {{@in=@broadcast}, 0x0, @in6=@mcast1}}, &(0x7f0000000780)=0xe8) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f00000007c0), &(0x7f0000000800)=0xc) sendmsg$unix(r4, &(0x7f00000008c0)={&(0x7f00000004c0)=@abs={0x1}, 0x6e, &(0x7f0000000640)=[{&(0x7f0000000440)="7f5cacf9b7176fc188439706000ca49a03f3c80388310960f9e05fa5", 0x1c}], 0x1, &(0x7f0000000840), 0x0, 0x40040}, 0x4008891) clone(0x40000800, &(0x7f00000002c0)="5cd3bfb9988e23fd12566a79f8559d8c201de42fe1989f534ec8d1d50b9dc4235344367527b8249fd0c9334034767dff094e4debb9bda6ed10a317d3aa6b338f7b4197fc8428fab49ec28a879ac4dc520e22d359a0822d4d6744bf9fcf88a47d3ec4c2c7785c68fc7768", &(0x7f0000000340), &(0x7f0000000380), &(0x7f00000003c0)="0efceafc26931e1b84bcade33eb98cd17af636bb89362ef98ac5556e9a255171e1c2a7ef539e8ee57b391ffd4fcf445531cdeb21621825835dcd3acfd2ae605af9e9a65dbac94f2f4f9238743b9cda6410") 2018/04/20 17:23:27 executing program 0: r0 = mq_open(&(0x7f0000000100)='-$\x00', 0x0, 0x0, &(0x7f0000664fc0)) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) read(r0, &(0x7f0000000040)=""/154, 0x9a) 2018/04/20 17:23:27 executing program 4: r0 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x0) mmap(&(0x7f000000a000/0x4000)=nil, 0x4000, 0x0, 0x12, r0, 0x0) clone(0x0, &(0x7f00008dcfff), &(0x7f0000000040), &(0x7f0000001ffc), &(0x7f0000002000)) waitid(0x0, 0x0, &(0x7f0000003ff8), 0xa0000005, 0x0) 2018/04/20 17:23:27 executing program 6: mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x4, 0x31, 0xffffffffffffffff, 0x0) pselect6(0xfffffffffffffd33, &(0x7f00001d8fc0), &(0x7f0000b50fc0), &(0x7f00000001c0), &(0x7f00002c6ff0)={0x77359400}, &(0x7f0000785ff4)={&(0x7f0000000000), 0x8}) 2018/04/20 17:23:27 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x80011, r0, 0x0) r1 = socket$inet(0x2, 0x840000000003, 0x2) getsockopt$ARPT_SO_GET_ENTRIES(r1, 0x0, 0x61, &(0x7f00000010c0)={'filter\x00', 0x4, "68a6f8de"}, &(0x7f0000000100)=0x28) 2018/04/20 17:23:27 executing program 7: r0 = memfd_create(&(0x7f00000002c0)="bcf6", 0x0) write$binfmt_misc(r0, &(0x7f00000000c0)={'syz0'}, 0x4) sendfile(r0, r0, &(0x7f0000001000), 0xfec) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x4, 0x11, r0, 0x0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:27 executing program 2: pipe2(&(0x7f0000000ff8)={0x0, 0x0}, 0x0) splice(r0, &(0x7f0000001000), r1, &(0x7f0000000000), 0x4, 0x0) 2018/04/20 17:23:27 executing program 3: r0 = eventfd2(0x3, 0x0) fsetxattr(r0, &(0x7f0000000080)=@random={'osx.', 'eth0}\x00'}, &(0x7f00000000c0)="7365637572697479057d626465767070703173656c696e75782c21706f7369785f61636c5f616363657373292100", 0x2e, 0x3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000a32000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f00002a0e50)={0x14, 0x18, 0x1, 0x0, 0x0, {0x1}}, 0x14}, 0x1}, 0x0) 2018/04/20 17:23:27 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000001fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r1 = memfd_create(&(0x7f0000a98000)='y#\x00W', 0x0) r2 = getpgrp(0x0) sched_setaffinity(r2, 0x8, &(0x7f0000c35000)=0x1) pwritev(r1, &(0x7f0000000000)=[{&(0x7f0000012000)="ca", 0x1}], 0x1, 0x0) fsetxattr(r1, &(0x7f0000000040)=@known='system.posix_acl_access\x00', &(0x7f0000000080)='%\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f00000000c0), 0x0) close(r0) 2018/04/20 17:23:27 executing program 5: mmap(&(0x7f0000000000/0x9d7000)=nil, 0x9d7000, 0x0, 0x4d072, 0xffffffffffffffff, 0x0) msync(&(0x7f000044a000/0x3000)=nil, 0x3000, 0x4) 2018/04/20 17:23:28 executing program 1: r0 = syz_open_dev$sg(&(0x7f0000000100)='/dev/sg#\x00', 0x0, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) poll(&(0x7f0000000180)=[{r0, 0x20}, {r1, 0x25}], 0x2, 0x8) r2 = socket(0x1e, 0x4, 0x0) r3 = socket(0x1e, 0x20000000004, 0x0) setsockopt$packet_tx_ring(r3, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x1}, 0x10) ioctl$PPPIOCSMRU(r0, 0x40047452, &(0x7f0000000200)=0x200) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000380)={@rand_addr=0x2, @rand_addr=0x4, 0x1, 0x3, [@broadcast=0xffffffff, @broadcast=0xffffffff, @empty]}, 0x1c) setsockopt$inet_int(r0, 0x0, 0x0, &(0x7f00000002c0), 0x4) bind(r3, &(0x7f0000d01ff0)=ANY=[], 0x0) setsockopt$packet_tx_ring(r2, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x1}, 0x10) sendmmsg(r3, &(0x7f0000000080), 0x153, 0x800000000000080) writev(r2, &(0x7f00000000c0)=[{&(0x7f0000000000)="8a", 0x1}], 0x1) openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x0, 0x0) epoll_wait(0xffffffffffffffff, &(0x7f0000000240)=[{}, {}, {}, {}, {}, {}, {}], 0x7, 0x7) ioctl$KDGETKEYCODE(0xffffffffffffffff, 0x4b4c, &(0x7f0000000080)) uname(&(0x7f0000000300)=""/103) ioctl$KVM_SET_CPUID(r0, 0x4008ae8a, &(0x7f00000001c0)={0x2, 0x0, [{0x80000007, 0x4, 0x80000000, 0x7, 0x7}, {0x7, 0x8001, 0x4, 0x6, 0x3}]}) close(r2) 2018/04/20 17:23:28 executing program 5: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ion\x00', 0x0, 0x0) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000001fc8)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000002000)=[{0x10, 0x111}], 0x10}, 0x0) r1 = getpgrp(0xffffffffffffffff) getpgid(r1) r2 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 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_bp={&(0x7f000031f000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) memfd_create(&(0x7f0000000080)='{\x00', 0x3) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, r3, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, r3, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(0xffffffffffffffff, 0x2401, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) gettid() ioctl$TIOCSPGRP(0xffffffffffffffff, 0x5410, &(0x7f0000000040)) r4 = memfd_create(&(0x7f0000000240)="74086e750000000000000000008c00", 0x0) pwritev(r4, &(0x7f0000f50f90)=[{&(0x7f00001f2000)="aa", 0x1}], 0x1, 0x81003) ioctl$KVM_DIRTY_TLB(0xffffffffffffffff, 0x4010aeaa, &(0x7f0000000180)={0x8, 0x2}) ioctl$LOOP_CHANGE_FD(r2, 0x4c00, r4) sendfile(r2, r4, &(0x7f00000000c0), 0x102000001) sync_file_range(r2, 0x2, 0x100000001, 0x7) ioctl(r0, 0xc0184908, &(0x7f0000002000)) 2018/04/20 17:23:28 executing program 2: sendto$inet6(0xffffffffffffffff, &(0x7f0000000000)="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", 0x1a1, 0x0, &(0x7f0000001000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) r0 = socket$inet6_sctp(0xa, 0x20000000000005, 0x84) ioctl$sock_ifreq(r0, 0x89f1, &(0x7f0000000240)={'tunl0\x00', @ifru_data=&(0x7f0000000180)="d61a072afa6a2e6e9105a65cf0b08be4d57565e1a85eff283ee23d954743a2e3"}) 2018/04/20 17:23:28 executing program 6: pipe(&(0x7f00004a8000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setstatus(r0, 0x4, 0x40000) readv(r0, &(0x7f0000dc0000)=[{&(0x7f000094a000)=""/4096, 0x1000}], 0x1) writev(r1, &(0x7f000000b000)=[{&(0x7f0000c01f96)=',', 0x1}], 0x1) 2018/04/20 17:23:28 executing program 4: r0 = socket$inet6(0xa, 0x5, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2d, &(0x7f0000001fc4)={0x0, {{0xa, 0x4e20, 0x0, @dev={0xfe, 0x80}}}, {{0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x104) 2018/04/20 17:23:28 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000001fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r1 = memfd_create(&(0x7f0000a98000)='y#\x00W', 0x0) r2 = getpgrp(0x0) sched_setaffinity(r2, 0x8, &(0x7f0000c35000)=0x1) pwritev(r1, &(0x7f0000000000)=[{&(0x7f0000012000)="ca", 0x1}], 0x1, 0x0) fsetxattr(r1, &(0x7f0000000040)=@known='system.posix_acl_access\x00', &(0x7f0000000080)='%\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f00000000c0), 0x0) close(r0) 2018/04/20 17:23:28 executing program 3: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000d43000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup2(r1, r0) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r2, 0x84, 0x15, &(0x7f0000ab7000), 0x1) 2018/04/20 17:23:28 executing program 7: r0 = memfd_create(&(0x7f00000002c0)="bcf6", 0x0) write$binfmt_misc(r0, &(0x7f00000000c0)={'syz0'}, 0x4) sendfile(r0, r0, &(0x7f0000001000), 0xfec) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x4, 0x11, r0, 0x0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:28 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockname$packet(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000080)=0x14) 2018/04/20 17:23:28 executing program 3: r0 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) bind$inet6(r0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000847fff)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000159000)={0x1, &(0x7f0000a7dff8)=[{0x6, 0x0, 0x0, 0x6}]}, 0x10) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in6={{0xa}}, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x98) 2018/04/20 17:23:28 executing program 4: 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(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000040)=[@text32={0x20, &(0x7f00000000c0)="ea00280000b30082d6540f30ea030000002c0066b850000f00d066ba4200b802000000efc74424000a000000c7442402acc70000c7442406000000000f0114240f20e035100000000f22e03e64360f01cf0f22c7", 0x54}], 0x1, 0x0, &(0x7f0000000140), 0x0) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000000000)=ANY=[@ANYBLOB="0f20"]) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/20 17:23:28 executing program 2: r0 = memfd_create(&(0x7f0000029000)='\\\x00', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000032ff3)='/dev/snd/seq\x00', 0x0, 0x6) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f000002b000)={0x0, 0x0, 0x0, "9ede7a8c5ae95ec8672c93340f643a664f13eeab65c0322901dc6bd36cde2c51f01b7f0b014f9f91eeb7c37c7240f476c8d753d000aa8faf8fb574dbcfa6dc4d"}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r2, 0x40bc5311, &(0x7f000004d000)={0x80, 0x1, 'client1\x00', 0xffffffff80000006, "ffffffff2b000006", "a6e7fdc21ca077ef1dae8000000000000000f6ff2ecd959baa11b5dda31cd901"}) write$sndseq(r0, &(0x7f0000042f70)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}, {0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @addr={0x4}}], 0x90) 2018/04/20 17:23:28 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, r0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, r0, 0x0) r1 = mq_open(&(0x7f00000001c0)='-$\x00', 0x0, 0x0, &(0x7f0000000040)) mq_getsetattr(r1, &(0x7f0000738fc0), &(0x7f0000356000)) 2018/04/20 17:23:28 executing program 3: r0 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) bind$inet6(r0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000847fff)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000159000)={0x1, &(0x7f0000a7dff8)=[{0x6, 0x0, 0x0, 0x6}]}, 0x10) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in6={{0xa}}, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x98) 2018/04/20 17:23:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'gre0\x00', 0x0}) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000400)={{{@in=@remote, @in=@dev}}, {{@in=@multicast1}, 0x0, @in=@multicast2}}, &(0x7f0000000140)=0xe8) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000540)=@bridge_setlink={0x28, 0x13, 0xe09, 0x0, 0x0, {0x7, 0x0, 0x0, r1}, [@IFLA_AF_SPEC={0x8, 0x1a, [{0x4, 0x1f}]}]}, 0x28}, 0x1}, 0x0) 2018/04/20 17:23:28 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000013e95), 0x4) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0xd, &(0x7f0000000000)={0x0, @in={{0x2, 0x0, @rand_addr}}}, &(0x7f0000002ffc)=0xa0) mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x1000006, 0x32, 0xffffffffffffffff, 0x0) close(r0) 2018/04/20 17:23:29 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000001fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r1 = memfd_create(&(0x7f0000a98000)='y#\x00W', 0x0) r2 = getpgrp(0x0) sched_setaffinity(r2, 0x8, &(0x7f0000c35000)=0x1) pwritev(r1, &(0x7f0000000000)=[{&(0x7f0000012000)="ca", 0x1}], 0x1, 0x0) fsetxattr(r1, &(0x7f0000000040)=@known='system.posix_acl_access\x00', &(0x7f0000000080)='%\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f00000000c0), 0x0) close(r0) 2018/04/20 17:23:29 executing program 1: perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x8}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x29, 0x2, 0x0) getsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000000000), 0x20000000) 2018/04/20 17:23:29 executing program 2: clock_nanosleep(0x0, 0x0, &(0x7f00006ba000)={0x0, 0x1c9c380}, &(0x7f0000daaff8)) r0 = getpid() sched_setaffinity(r0, 0x8, &(0x7f0000000140)=0x81) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) pkey_alloc(0x0, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100)='/dev/hwrng\x00', 0x462040, 0x0) ioctl$int_out(r1, 0x2, &(0x7f0000000180)) pkey_alloc(0x0, 0xffffffffffffffff) r2 = memfd_create(&(0x7f0000000080)='\x00', 0x3) setsockopt$RDS_CONG_MONITOR(r1, 0x114, 0x6, &(0x7f0000000000), 0x4) linkat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', r2, &(0x7f00000000c0)='./file0\x00', 0x400) 2018/04/20 17:23:29 executing program 6: r0 = socket$pptp(0x18, 0x1, 0x2) bind$pptp(r0, &(0x7f0000000180)={0x18, 0x2, {0x0, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1e) connect$pptp(r0, &(0x7f0000000000)={0x18, 0x2, {0x2, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1e) 2018/04/20 17:23:29 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000000)=0x100, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) syz_emit_ethernet(0x2a, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @broadcast=0xffffffff}, @udp={0x0, 0x4e20, 0x8}}}}}, 0x0) 2018/04/20 17:23:29 executing program 3: r0 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) bind$inet6(r0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000847fff)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000159000)={0x1, &(0x7f0000a7dff8)=[{0x6, 0x0, 0x0, 0x6}]}, 0x10) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in6={{0xa}}, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x98) 2018/04/20 17:23:29 executing program 5: r0 = socket$inet_sctp(0x2, 0x800000000001, 0x84) mmap(&(0x7f0000000000/0x9d7000)=nil, 0x9d7000, 0x0, 0x4d072, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00008a8ff0)={0x0, 0x0, &(0x7f0000d22000)}, &(0x7f0000f6affc)=0x10) 2018/04/20 17:23:29 executing program 7: r0 = memfd_create(&(0x7f00000002c0)="bcf6", 0x0) write$binfmt_misc(r0, &(0x7f00000000c0)={'syz0'}, 0x4) sendfile(r0, r0, &(0x7f0000001000), 0xfec) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x4, 0x11, r0, 0x0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:29 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000000)=0x100, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) syz_emit_ethernet(0x2a, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @broadcast=0xffffffff}, @udp={0x0, 0x4e20, 0x8}}}}}, 0x0) 2018/04/20 17:23:30 executing program 3: r0 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) bind$inet6(r0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000847fff)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000159000)={0x1, &(0x7f0000a7dff8)=[{0x6, 0x0, 0x0, 0x6}]}, 0x10) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in6={{0xa}}, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x98) 2018/04/20 17:23:30 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = open(&(0x7f0000042ff8)='./file0\x00', 0x80040, 0x0) fcntl$setlease(r1, 0x400, 0x0) rt_sigprocmask(0x0, &(0x7f0000da1000)={0xfffffffffffffffe}, 0x0, 0x8) rt_sigtimedwait(&(0x7f0000061000)={0xfffffffffffffffb}, &(0x7f0000039ff0), &(0x7f0000039ff0)={0x77359400, 0xffff}, 0x8) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r0, r1) 2018/04/20 17:23:30 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000000)=0x100, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) syz_emit_ethernet(0x2a, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @broadcast=0xffffffff}, @udp={0x0, 0x4e20, 0x8}}}}}, 0x0) 2018/04/20 17:23:30 executing program 1: r0 = memfd_create(&(0x7f0000000140)='dev ', 0x0) write(r0, &(0x7f0000000040)="1600e5d1", 0x4) sendfile(r0, r0, &(0x7f0000001000), 0xffff) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) select(0x40, &(0x7f0000000180), &(0x7f0000001240), &(0x7f0000001340), &(0x7f0000001380)={0x77359400}) 2018/04/20 17:23:30 executing program 6: r0 = syz_open_dev$binder(&(0x7f0000236ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000008000)={0x44, 0x0, &(0x7f0000004fbc)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50, 0x10, &(0x7f000026c000)=[@ptr={0x73622a85, 0x0, &(0x7f00004edf8a)}, @ptr={0x77622a85, 0x0, &(0x7f0000007f72)}], &(0x7f000000afd0)=[0x0, 0x28]}}], 0x0, 0x0, &(0x7f0000009000)}) 2018/04/20 17:23:30 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x0, 0x0, 0x2}, 0x2c) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) close(r1) setsockopt$sock_attach_bpf(r2, 0x10f, 0x87, &(0x7f0000000180), 0x127) setsockopt$sock_attach_bpf(r0, 0x10f, 0x87, &(0x7f0000000180), 0x127) 2018/04/20 17:23:30 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000200)=ANY=[], 0x0) write$rdma_cm(r0, &(0x7f0000000080)=@reject={0x9, 0x108, 0xfa00, {0xffffffff, 0x0, "fd0c60", "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"}}, 0x110) 2018/04/20 17:23:30 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000001fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r1 = memfd_create(&(0x7f0000a98000)='y#\x00W', 0x0) r2 = getpgrp(0x0) sched_setaffinity(r2, 0x8, &(0x7f0000c35000)=0x1) pwritev(r1, &(0x7f0000000000)=[{&(0x7f0000012000)="ca", 0x1}], 0x1, 0x0) fsetxattr(r1, &(0x7f0000000040)=@known='system.posix_acl_access\x00', &(0x7f0000000080)='%\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f00000000c0), 0x0) close(r0) 2018/04/20 17:23:30 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) listen(r0, 0x43) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x3c, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @dev={0xfe, 0x80, [], 0xd}, 0x800}, @in={0x2, 0x4e21, @rand_addr=0xfffffffffffff801}, @in={0x2, 0x4e20, @loopback=0x7f000001}]}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e20, 0x20, @loopback={0x0, 0x1}, 0x9}}}, 0x84) r2 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) sendto$inet6(r2, &(0x7f0000000140)='F', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmsg$netlink(r2, &(0x7f00009f3fc8)={0x0, 0x0, &(0x7f000070f000)=[{&(0x7f0000a77000)={0x2300}, 0x2300}], 0x1, &(0x7f0000414000)}, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) r3 = accept4(r0, 0x0, &(0x7f0000da8ffc), 0x0) close(r3) 2018/04/20 17:23:30 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000000)=0x100, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) syz_emit_ethernet(0x2a, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @broadcast=0xffffffff}, @udp={0x0, 0x4e20, 0x8}}}}}, 0x0) 2018/04/20 17:23:30 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000200)=ANY=[], 0x0) write$rdma_cm(r0, &(0x7f0000000080)=@reject={0x9, 0x108, 0xfa00, {0xffffffff, 0x0, "fd0c60", "17e3d29046a571e6d07fd264bc1c7a36e2f3e9941d7fdf942bb908386cd8620c10c6ecacad03d73d392be8a2023df2782e003c297dc6a2ffa3539c8c0e985402ba48d85c4ad5e94ba215f161b703ada3b80ac587873341b9f3b6806836135f64d27b42463480655f6795714096fce72e4aab9437bd686dc498247170f43b4bc492b014b2c1a6f1382500c47cefbbe88396231217dcc146b96db6af995ac45f2e4769571abb59653dd6971d1c70c37fd5cdc382903d8ccc3ba588bbb0f5d7a12697166580ced31c133bf05131bfe3d8d3107bbcf52b3877c7f4c84f6fce24508d77f34ac2835f306fc67610bdf80fc2db0c28f7807c7c85636976e1616f2dd1be"}}, 0x110) [ 879.486937] binder: BINDER_SET_CONTEXT_MGR already set [ 879.507892] binder: 14898:14907 ioctl 40046207 0 returned -16 2018/04/20 17:23:30 executing program 7: mkdir(&(0x7f0000014000)='./file0\x00', 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f000052fff8)='./file0\x00', 0x0, 0x0) symlinkat(&(0x7f0000000040)='./file0\x00', r0, &(0x7f0000d06ff8)='./file0\x00') renameat(r0, &(0x7f0000000000)='./file0\x00', r0, &(0x7f00000000c0)='./file0/') 2018/04/20 17:23:30 executing program 6: mremap(&(0x7f0000001000/0xc00000)=nil, 0xc00000, 0x2000, 0x0, &(0x7f0000c87000/0x2000)=nil) r0 = syz_open_dev$sndctrl(&(0x7f0000001000)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r0, 0xc1105511, &(0x7f0000006a00)={{0x0, 0x0, 0x0, 0x0, "a2d99cc750768a5f2b63d8f7140c3a17b7d8e98d5ec8c2beaf237e734c460ec4cbc78c6bbca772318a608d9c"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "5799d543f2809627d9e1eeee68e3daf61f423eea4c9c2b2429142cbfccb8d8012aee30948310bc362a7603df0fb07e002964f104119c58a2c62647055a81ad29", &(0x7f0000000180)='GPLbdev!user(+\x00', 0xf}) 2018/04/20 17:23:30 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/wireless\x00') pread64(r0, &(0x7f00000000c0)=""/4096, 0x840, 0x10) [ 879.580795] binder: release 14898:14907 transaction 275 out, still active [ 879.587876] binder: unexpected work type, 4, not freed [ 879.593212] binder: unexpected work type, 4, not freed [ 879.598525] binder: undelivered TRANSACTION_COMPLETE [ 879.603734] binder: send failed reply for transaction 275, target dead 2018/04/20 17:23:31 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000200)=ANY=[], 0x0) write$rdma_cm(r0, &(0x7f0000000080)=@reject={0x9, 0x108, 0xfa00, {0xffffffff, 0x0, "fd0c60", "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"}}, 0x110) 2018/04/20 17:23:31 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/wireless\x00') pread64(r0, &(0x7f00000000c0)=""/4096, 0x840, 0x10) 2018/04/20 17:23:31 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) listen(r0, 0x43) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x3c, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @dev={0xfe, 0x80, [], 0xd}, 0x800}, @in={0x2, 0x4e21, @rand_addr=0xfffffffffffff801}, @in={0x2, 0x4e20, @loopback=0x7f000001}]}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e20, 0x20, @loopback={0x0, 0x1}, 0x9}}}, 0x84) r2 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) sendto$inet6(r2, &(0x7f0000000140)='F', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmsg$netlink(r2, &(0x7f00009f3fc8)={0x0, 0x0, &(0x7f000070f000)=[{&(0x7f0000a77000)={0x2300}, 0x2300}], 0x1, &(0x7f0000414000)}, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) r3 = accept4(r0, 0x0, &(0x7f0000da8ffc), 0x0) close(r3) 2018/04/20 17:23:31 executing program 6: syz_emit_ethernet(0x3e, &(0x7f0000ea7cfa)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "c000e2", 0x8, 0x29, 0x0, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@echo_reply={0x81}}}}}}, 0x0) 2018/04/20 17:23:31 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/wireless\x00') pread64(r0, &(0x7f00000000c0)=""/4096, 0x840, 0x10) 2018/04/20 17:23:31 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000200)=ANY=[], 0x0) write$rdma_cm(r0, &(0x7f0000000080)=@reject={0x9, 0x108, 0xfa00, {0xffffffff, 0x0, "fd0c60", "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"}}, 0x110) 2018/04/20 17:23:31 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) listen(r0, 0x43) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x3c, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @dev={0xfe, 0x80, [], 0xd}, 0x800}, @in={0x2, 0x4e21, @rand_addr=0xfffffffffffff801}, @in={0x2, 0x4e20, @loopback=0x7f000001}]}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e20, 0x20, @loopback={0x0, 0x1}, 0x9}}}, 0x84) r2 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) sendto$inet6(r2, &(0x7f0000000140)='F', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmsg$netlink(r2, &(0x7f00009f3fc8)={0x0, 0x0, &(0x7f000070f000)=[{&(0x7f0000a77000)={0x2300}, 0x2300}], 0x1, &(0x7f0000414000)}, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) r3 = accept4(r0, 0x0, &(0x7f0000da8ffc), 0x0) close(r3) 2018/04/20 17:23:31 executing program 1: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 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$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af10, &(0x7f0000000080)) 2018/04/20 17:23:31 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = open(&(0x7f0000042ff8)='./file0\x00', 0x80040, 0x0) fcntl$setlease(r1, 0x400, 0x0) rt_sigprocmask(0x0, &(0x7f0000da1000)={0xfffffffffffffffe}, 0x0, 0x8) rt_sigtimedwait(&(0x7f0000061000)={0xfffffffffffffffb}, &(0x7f0000039ff0), &(0x7f0000039ff0)={0x77359400, 0xffff}, 0x8) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r0, r1) 2018/04/20 17:23:31 executing program 0: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000380)=@init_qp_attr={0xb, 0x10, 0xfa00, {&(0x7f0000000100), 0xffffffff, 0x7}}, 0x18) 2018/04/20 17:23:31 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) listen(r0, 0x43) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x3c, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @dev={0xfe, 0x80, [], 0xd}, 0x800}, @in={0x2, 0x4e21, @rand_addr=0xfffffffffffff801}, @in={0x2, 0x4e20, @loopback=0x7f000001}]}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e20, 0x20, @loopback={0x0, 0x1}, 0x9}}}, 0x84) r2 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) sendto$inet6(r2, &(0x7f0000000140)='F', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmsg$netlink(r2, &(0x7f00009f3fc8)={0x0, 0x0, &(0x7f000070f000)=[{&(0x7f0000a77000)={0x2300}, 0x2300}], 0x1, &(0x7f0000414000)}, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) r3 = accept4(r0, 0x0, &(0x7f0000da8ffc), 0x0) close(r3) 2018/04/20 17:23:31 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/wireless\x00') pread64(r0, &(0x7f00000000c0)=""/4096, 0x840, 0x10) 2018/04/20 17:23:31 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000578000)='./file0\x00', 0x0) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='system.posix_acl_default\x00', &(0x7f000054afec)="0200000001000000000000000200000000000000", 0x14, 0x0) 2018/04/20 17:23:31 executing program 4: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000b00)='./cgroup.cpu\x00', 0x200002, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x40) fchdir(r0) write$fuse(0xffffffffffffffff, &(0x7f0000000340)=ANY=[], 0x0) ioctl$int_out(0xffffffffffffffff, 0x0, &(0x7f00000001c0)) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(0xffffffffffffffff, 0x84, 0x8, &(0x7f0000000400), 0x4) rt_sigsuspend(&(0x7f0000000440), 0x8) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000040), 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) setsockopt$inet_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f00000005c0)={@in={{0x2, 0x0, @loopback=0x7f000001}}, 0x0, 0x3, 0x0, "568ba1532d9fa4a4a0b2ac7fed1ba5df6183c56aab4b149a87b45ecde423213c30734da7de0daefc4f85152077b0196e06e5a1d95840e8dc7eb18f5f2781abadec7c9d4ef97335343396d95c6c3a63db"}, 0xd8) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6, 0x0, 0x0, 0xa1}]}, 0x10) sendto$inet(r1, &(0x7f0000e9bf14), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x1000000000004e23}, 0x10) bind$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) recvfrom$inet(r1, &(0x7f0000000240)=""/247, 0xf7, 0x0, &(0x7f0000000200)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) sendto$inet(r1, &(0x7f00006fd000)="c3401c344654f3c7009aa4eedc3d6bd8ebd65c856a27d61154adc2b2a9763ae0201c0d32e11f38e9dd18c58f6bd779650fc30f93653bdaecf323c9f6502ceab47e58114347b289546465a5eb278de12b1989f64cc99412e36880d20c34d91051b22f6c8acc9d082b7bcdec844f667da0867d08d4000000000000", 0x7a, 0x51, &(0x7f0000e66000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) sendto$inet(r1, &(0x7f0000000180)="ea", 0x1, 0x0, &(0x7f0000000340)={0x2, 0x0, @loopback=0x7f000001}, 0x10) 2018/04/20 17:23:31 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/0/vs/sync_persist_mode\x00', 0x2, 0x0) 2018/04/20 17:23:31 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) request_key(&(0x7f00000010c0)='user\x00', &(0x7f0000001100)={0x73, 0x79, 0x7a}, &(0x7f0000001140)='\x00', 0xffffffffffffffff) r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000003000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x1}}, 0x2e) close(r0) syz_open_dev$urandom(&(0x7f0000001240)='/dev/urandom\x00', 0x0, 0x0) 2018/04/20 17:23:31 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x6000000, 0x0, &(0x7f00008feff0)={&(0x7f0000000000)={0x2, 0x1, 0x0, 0x8002, 0xc, 0x0, 0x0, 0x0, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}]}, 0x60}, 0x1}, 0x0) syz_open_dev$amidi(&(0x7f0000000180)='/dev/amidi#\x00', 0x0, 0x0) futimesat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={{0x77359400}, {0x77359400}}) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f00000001c0), 0x4) rt_sigaction(0x0, &(0x7f0000000080), &(0x7f0000000200), 0x8, &(0x7f0000000240)) 2018/04/20 17:23:31 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0x31, &(0x7f0000da3ffc), 0x4) 2018/04/20 17:23:32 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) listen(r0, 0x43) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x3c, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @dev={0xfe, 0x80, [], 0xd}, 0x800}, @in={0x2, 0x4e21, @rand_addr=0xfffffffffffff801}, @in={0x2, 0x4e20, @loopback=0x7f000001}]}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e20, 0x20, @loopback={0x0, 0x1}, 0x9}}}, 0x84) r2 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) sendto$inet6(r2, &(0x7f0000000140)='F', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmsg$netlink(r2, &(0x7f00009f3fc8)={0x0, 0x0, &(0x7f000070f000)=[{&(0x7f0000a77000)={0x2300}, 0x2300}], 0x1, &(0x7f0000414000)}, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) r3 = accept4(r0, 0x0, &(0x7f0000da8ffc), 0x0) close(r3) 2018/04/20 17:23:32 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fafff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000100)={0x1, 0x0, [{0x204, 0x0, 0x3}]}) 2018/04/20 17:23:32 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x101902) r1 = syz_open_dev$sg(&(0x7f0000000340)='/dev/sg#\x00', 0x5, 0x4000) close(r0) getpid() getpgid(0x0) mq_notify(r1, &(0x7f0000000380)) request_key(&(0x7f0000000480)='.dead\x00', &(0x7f0000000d40)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000d80)='\x00', 0x0) add_key(&(0x7f0000000300)='asymmetric\x00', &(0x7f0000000e00)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x3443e7c6132e6c3b, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_S390_INTERRUPT_CPU(0xffffffffffffffff, 0x4010ae94, &(0x7f00000000c0)={0x0, 0x0, 0x5e}) r2 = syz_open_dev$sndctrl(&(0x7f0000000600)='/dev/snd/controlC#\x00', 0x0, 0x0) eventfd(0x0) pread64(r2, &(0x7f0000000900)=""/195, 0xc3, 0x0) ioctl$KVM_SET_GSI_ROUTING(0xffffffffffffffff, 0x4008ae6a, &(0x7f00000004c0)=ANY=[]) 2018/04/20 17:23:32 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) listen(r0, 0x43) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x3c, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @dev={0xfe, 0x80, [], 0xd}, 0x800}, @in={0x2, 0x4e21, @rand_addr=0xfffffffffffff801}, @in={0x2, 0x4e20, @loopback=0x7f000001}]}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e20, 0x20, @loopback={0x0, 0x1}, 0x9}}}, 0x84) r2 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) sendto$inet6(r2, &(0x7f0000000140)='F', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmsg$netlink(r2, &(0x7f00009f3fc8)={0x0, 0x0, &(0x7f000070f000)=[{&(0x7f0000a77000)={0x2300}, 0x2300}], 0x1, &(0x7f0000414000)}, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) r3 = accept4(r0, 0x0, &(0x7f0000da8ffc), 0x0) close(r3) 2018/04/20 17:23:32 executing program 1: setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0x0, 0x80, &(0x7f0000000140)=@nat={'nat\x00', 0x19, 0x4, 0x0, [0x20000500, 0x0, 0x0, 0x20000628, 0x20000910], 0x0, &(0x7f0000000340), &(0x7f0000000380)=ANY=[]}, 0x78) 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$sock_ifreq(r0, 0x89f3, &(0x7f00000001c0)={'tunl0\x00', @ifru_data=&(0x7f0000000180)="d61a072afa6a2e6e9105a65cf0b08be4d57565e1a85eff283ee23d954743a2e3"}) 2018/04/20 17:23:32 executing program 2: r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000000000)="24000000210025f0071c0165ff0ffc0e020000000010000002e1080c08000b002ca72c44", 0x24) 2018/04/20 17:23:32 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x3c) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x22, &(0x7f000001bc78)=@raw={"0500000002000200000000000000000018000000030300", 0x9, 0x3, 0xffffffffffffff22, 0x0, 0xffffffff, 0xffffffff, 0x120, 0xffffffff, 0x258, 0xffffffff, 0xffffffff, 0x258, 0xffffffff, 0x3, &(0x7f000002cfd0), {[{{@uncond, 0x0, 0xa8, 0x52}, @common=@unspec=@NFQUEUE2={0x28, 'NFQUEUE\x00', 0x2}}, {{@uncond, 0x0, 0xa8, 0x110}, @unspec=@CT2={0x4, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, 'snmp\x00', 'syz1\x00'}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x2e) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x22, &(0x7f0000039d18)=@raw={"0500000002000200000000000000000018000000030300", 0x9, 0x3, 0xfffffffa, 0x0, 0xffffffff, 0xffffffff, 0xd0, 0xffffffff, 0x1b8, 0xffffffff, 0xffffffff, 0x1b8, 0xffffffff, 0x3, &(0x7f0000025000), {[{{@uncond, 0x0, 0xa8, 0x52}, @common=@unspec=@NFQUEUE2={0x28, 'NFQUEUE\x00', 0x2}}, {{@uncond, 0x0, 0xa8, 0x110}, @common=@inet=@LOG={0x0, 'LOG\x00', 0x0, {0x0, 0x0, "50345fc21378bc8f6da6263e3715f555f23e413a61787ecaea02755a391d"}}}], {{[], 0x0, 0x252, 0xd0}, {0x29f, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x2c) 2018/04/20 17:23:32 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x1, 0x71, 0xffffffffffffffff, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000268000/0x18000)=nil, &(0x7f0000000080)=[@textreal={0x8, &(0x7f0000000000)="baf80c66b8d4d9f78d66efbafc0ced66b9800000c00f326635002000000f300f35dbe23e0fe3e40f20c06635040000000f22c0f3ab660f3a600474baf80c66b860489e8666efbafc0ced440f20c066350a000000440f22c0", 0x58}], 0x1, 0x0, &(0x7f00000000c0), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2000, &(0x7f00004d9000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, r3, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000300)=[@text16={0x10, &(0x7f00000002c0)="0f32d9fcba4000b0c9ee440f20c066350a000000440f22c0b871008ee00f01cad9ce0fae5f4c0f01dff4", 0x2a}], 0x1, 0x0, &(0x7f0000000340), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2018/04/20 17:23:32 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = open(&(0x7f0000042ff8)='./file0\x00', 0x80040, 0x0) fcntl$setlease(r1, 0x400, 0x0) rt_sigprocmask(0x0, &(0x7f0000da1000)={0xfffffffffffffffe}, 0x0, 0x8) rt_sigtimedwait(&(0x7f0000061000)={0xfffffffffffffffb}, &(0x7f0000039ff0), &(0x7f0000039ff0)={0x77359400, 0xffff}, 0x8) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r0, r1) 2018/04/20 17:23:32 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) syz_open_dev$sg(&(0x7f0000d08ff7)='/dev/sg#\x00', 0x0, 0x881) 2018/04/20 17:23:32 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x101902) r1 = syz_open_dev$sg(&(0x7f0000000340)='/dev/sg#\x00', 0x5, 0x4000) close(r0) getpid() getpgid(0x0) mq_notify(r1, &(0x7f0000000380)) request_key(&(0x7f0000000480)='.dead\x00', &(0x7f0000000d40)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000d80)='\x00', 0x0) add_key(&(0x7f0000000300)='asymmetric\x00', &(0x7f0000000e00)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x3443e7c6132e6c3b, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_S390_INTERRUPT_CPU(0xffffffffffffffff, 0x4010ae94, &(0x7f00000000c0)={0x0, 0x0, 0x5e}) r2 = syz_open_dev$sndctrl(&(0x7f0000000600)='/dev/snd/controlC#\x00', 0x0, 0x0) eventfd(0x0) pread64(r2, &(0x7f0000000900)=""/195, 0xc3, 0x0) ioctl$KVM_SET_GSI_ROUTING(0xffffffffffffffff, 0x4008ae6a, &(0x7f00000004c0)=ANY=[]) 2018/04/20 17:23:32 executing program 2: r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000000000)="24000000210025f0071c0165ff0ffc0e020000000010000002e1080c08000b002ca72c44", 0x24) 2018/04/20 17:23:32 executing program 1: mremap(&(0x7f000008b000/0x3000)=nil, 0xfffffffffffffd1a, 0x4000, 0x0, &(0x7f00000da000/0x4000)=nil) 2018/04/20 17:23:33 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000280)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(camellia)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000c18000)="ad56b6c50400aeb995298992ea5400c2", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$can_raw(r1, &(0x7f0000477000)={&(0x7f0000000080)={0x1d}, 0x10, &(0x7f0000000240)={&(0x7f00000001c0)=@canfd={{}, 0x0, 0x0, 0x0, 0x0, "b5a419fb5df128c83ad9430362a22a5abf1e4123efccc641602c2da3630b58d04766c58b254ff2a965ccb226c8c7355c33306c99adaa0aa59006f8dc9b01b737"}, 0xff89}, 0x1}, 0x0) recvmmsg(r1, &(0x7f0000003340)=[{{&(0x7f00000000c0)=@sco, 0x8, &(0x7f0000000100), 0x0, &(0x7f0000000140)=""/94, 0x5e}}, {{&(0x7f0000002f40)=@pptp={0x0, 0x0, {0x0, @dev}}, 0x20, &(0x7f0000003200)=[{&(0x7f0000003100)=""/226, 0xffffff4a}], 0x1, &(0x7f0000000440)=""/239, 0xef}}], 0x2, 0x0, 0x0) [ 881.686991] syz-executor1 (15027): attempted to duplicate a private mapping with mremap. This is not supported. 2018/04/20 17:23:33 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) syz_open_dev$sg(&(0x7f0000d08ff7)='/dev/sg#\x00', 0x0, 0x881) 2018/04/20 17:23:33 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x101902) r1 = syz_open_dev$sg(&(0x7f0000000340)='/dev/sg#\x00', 0x5, 0x4000) close(r0) getpid() getpgid(0x0) mq_notify(r1, &(0x7f0000000380)) request_key(&(0x7f0000000480)='.dead\x00', &(0x7f0000000d40)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000d80)='\x00', 0x0) add_key(&(0x7f0000000300)='asymmetric\x00', &(0x7f0000000e00)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x3443e7c6132e6c3b, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_S390_INTERRUPT_CPU(0xffffffffffffffff, 0x4010ae94, &(0x7f00000000c0)={0x0, 0x0, 0x5e}) r2 = syz_open_dev$sndctrl(&(0x7f0000000600)='/dev/snd/controlC#\x00', 0x0, 0x0) eventfd(0x0) pread64(r2, &(0x7f0000000900)=""/195, 0xc3, 0x0) ioctl$KVM_SET_GSI_ROUTING(0xffffffffffffffff, 0x4008ae6a, &(0x7f00000004c0)=ANY=[]) 2018/04/20 17:23:33 executing program 2: r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000000000)="24000000210025f0071c0165ff0ffc0e020000000010000002e1080c08000b002ca72c44", 0x24) 2018/04/20 17:23:33 executing program 1: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000fe9ff6)='/dev/ptmx\x00', 0x0, 0x0) r1 = epoll_create(0x10007fff) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000040)) r2 = syz_open_pts(r0, 0x0) r3 = syz_open_pts(r0, 0x0) dup3(r1, r0, 0x0) close(r2) close(r3) 2018/04/20 17:23:33 executing program 6: r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0x400) r1 = dup2(r0, r0) mmap(&(0x7f0000447000/0x4000)=nil, 0x4000, 0x0, 0x13, r0, 0x0) ioctl$ASHMEM_GET_PIN_STATUS(r0, 0x40087708, 0x910000) close(r1) 2018/04/20 17:23:33 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x101902) r1 = syz_open_dev$sg(&(0x7f0000000340)='/dev/sg#\x00', 0x5, 0x4000) close(r0) getpid() getpgid(0x0) mq_notify(r1, &(0x7f0000000380)) request_key(&(0x7f0000000480)='.dead\x00', &(0x7f0000000d40)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000d80)='\x00', 0x0) add_key(&(0x7f0000000300)='asymmetric\x00', &(0x7f0000000e00)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x3443e7c6132e6c3b, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_S390_INTERRUPT_CPU(0xffffffffffffffff, 0x4010ae94, &(0x7f00000000c0)={0x0, 0x0, 0x5e}) r2 = syz_open_dev$sndctrl(&(0x7f0000000600)='/dev/snd/controlC#\x00', 0x0, 0x0) eventfd(0x0) pread64(r2, &(0x7f0000000900)=""/195, 0xc3, 0x0) ioctl$KVM_SET_GSI_ROUTING(0xffffffffffffffff, 0x4008ae6a, &(0x7f00000004c0)=ANY=[]) 2018/04/20 17:23:33 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) syz_open_dev$sg(&(0x7f0000d08ff7)='/dev/sg#\x00', 0x0, 0x881) 2018/04/20 17:23:33 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) listen(r0, 0x43) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x3c, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @dev={0xfe, 0x80, [], 0xd}, 0x800}, @in={0x2, 0x4e21, @rand_addr=0xfffffffffffff801}, @in={0x2, 0x4e20, @loopback=0x7f000001}]}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e20, 0x20, @loopback={0x0, 0x1}, 0x9}}}, 0x84) r2 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) sendto$inet6(r2, &(0x7f0000000140)='F', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmsg$netlink(r2, &(0x7f00009f3fc8)={0x0, 0x0, &(0x7f000070f000)=[{&(0x7f0000a77000)={0x2300}, 0x2300}], 0x1, &(0x7f0000414000)}, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) r3 = accept4(r0, 0x0, &(0x7f0000da8ffc), 0x0) close(r3) 2018/04/20 17:23:33 executing program 2: r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000000000)="24000000210025f0071c0165ff0ffc0e020000000010000002e1080c08000b002ca72c44", 0x24) 2018/04/20 17:23:33 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = open(&(0x7f0000042ff8)='./file0\x00', 0x80040, 0x0) fcntl$setlease(r1, 0x400, 0x0) rt_sigprocmask(0x0, &(0x7f0000da1000)={0xfffffffffffffffe}, 0x0, 0x8) rt_sigtimedwait(&(0x7f0000061000)={0xfffffffffffffffb}, &(0x7f0000039ff0), &(0x7f0000039ff0)={0x77359400, 0xffff}, 0x8) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r0, r1) 2018/04/20 17:23:33 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/fib_triestat\x00') readv(r0, &(0x7f00000002c0)=[{&(0x7f0000000180)=""/199, 0xc7}], 0x1) 2018/04/20 17:23:33 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}}, &(0x7f0000000040)=0x20) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000cda000)) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00000002c0), &(0x7f0000000300)=0x4) poll(&(0x7f0000000000)=[{}, {}], 0x2, 0x0) socket(0x0, 0x0, 0x9) poll(&(0x7f0000000340)=[{}, {}, {}], 0x3, 0x0) 2018/04/20 17:23:33 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(blowfish-generic)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab2719", 0x4) fcntl$setstatus(r1, 0x4, 0x2800) syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x0, 0xc00) sendmmsg$unix(r1, &(0x7f0000000100)=[{&(0x7f0000000040)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000140)=[{&(0x7f0000000240)='R', 0x1}], 0x1}], 0x1, 0x0) 2018/04/20 17:23:33 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) syz_open_dev$sg(&(0x7f0000d08ff7)='/dev/sg#\x00', 0x0, 0x881) 2018/04/20 17:23:33 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/fib_triestat\x00') readv(r0, &(0x7f00000002c0)=[{&(0x7f0000000180)=""/199, 0xc7}], 0x1) 2018/04/20 17:23:33 executing program 0: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f00003de000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0xaf01, &(0x7f00001e3000)) r1 = eventfd(0x0) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f00008ffff8)={0x0, r1}) ppoll(&(0x7f0000d71fd0)=[{r1}], 0x1, &(0x7f0000f8a000)={0x77359400}, &(0x7f000044aff8), 0x8) write$eventfd(r1, &(0x7f0000f43000), 0x8) 2018/04/20 17:23:33 executing program 3: r0 = socket(0x40000000015, 0x805, 0x0) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f0000d37ffc)=0xffffffffffffeffc, 0x4) bind$inet(r0, &(0x7f00000a9000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000218000), 0x0, 0x0, &(0x7f0000062000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f00005b4ffc), 0x4) recvmsg(r0, &(0x7f000071bfc8)={0x0, 0x0, &(0x7f00002cd000), 0x0, &(0x7f0000f50f40)=""/192, 0xc0}, 0x0) 2018/04/20 17:23:34 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/fib_triestat\x00') readv(r0, &(0x7f00000002c0)=[{&(0x7f0000000180)=""/199, 0xc7}], 0x1) 2018/04/20 17:23:34 executing program 7: perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AGP_FREE(0xffffffffffffffff, 0x40206435, &(0x7f0000002000)={0x0, 0x0, 0x0, 0x141371}) bpf$PROG_LOAD(0x5, &(0x7f00006f4fb8)={0x1, 0x5, &(0x7f0000002000)=@framed={{0x18}, [@jmp={0x5, 0x0, 0x1, 0x1}], {0x95}}, &(0x7f00009b4000)='syzkaller\x00', 0xea4c, 0xc3, &(0x7f00006d1000)=""/195}, 0x48) 2018/04/20 17:23:34 executing program 3: r0 = socket$inet6(0xa, 0x100040000080806, 0x0) bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0x1) r1 = socket$inet6(0xa, 0x80006, 0x0) setsockopt$inet6_int(r1, 0x29, 0x2, &(0x7f0000000000)=0x5, 0x4) connect$inet6(r1, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 17:23:34 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(aes-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg(r1, &(0x7f0000003440)=[{{&(0x7f0000001580)=@can={0x1d}, 0x80, &(0x7f0000001900)=[{&(0x7f0000001880)='9', 0x1}], 0x1, &(0x7f00000049c0)=[{0xde8, 0x0, 0x0, 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{&(0x7f0000008c40)="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0x1000}], 0x3, &(0x7f0000002f00)=[{0xd0, 0x29, 0x5, "ba2ba75e6a5f716107541d41d734a75b93a1f8d7434833547cd53192860de8c104a00443aee4f27e7af512bfe7f5acef1be78a5f690698d6f37c7ae813b657dca3c7e9180d7bfa80c45b86a61fab66ad487deb790063834d76267ee911f08f73ff36d9e85fd5dbb972e0a7263e0f105859eb9419de034493a0ecb983a873d6e71b7688d58bfca6043b34d10a23c13dd9d7c6a7acaa6d7ac86b501a08b1713d6fd25fd87fb80e5260321bc88a18b6df727dc62cc792183087dc"}, {0xf8, 0x109, 0x8, "536cbd76c9518d4e03b7142465f22d2df0d728527807c5e6c85959d985a0f9f02e1498da2cf432f72c0b5117abe5d5f946dabf6fa8e7c56aadd29259eebf7c87f5acb1bcfbc8d8cff11b843b3b38548340a5afb024b2c6e1113058d625bf980d8a71ca4a308159daa555cc7ace34df553bd983ea413b4dd52a509aeb231c62f229932ba468e9259d6542eb3519c447d9cb4af5d6cf4416e93daea76247236fde91b4d1ee7f720322d568aa6465199849738081e2100ce9b89afa7ffab196b5ecbacc14cca3d5dde49f42b4d9945dcf1a10efb258fa05f8c1ceb5e565294c06aed2255cfb"}], 0x1c8, 0x4000}, 0x80000001}], 0x3, 0x80) 2018/04/20 17:23:34 executing program 6: r0 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000000000)=@req={0x3fc, 0x0, 0x1}, 0x48c) r1 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x1}, 0x3b5) timer_create(0x3, &(0x7f0000000040)={0x0, 0x22, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000080)=0x0) timer_getoverrun(r2) writev(r1, &(0x7f0000000180)=[{&(0x7f0000dbd000)='T', 0x1}], 0x1) close(r1) read(r0, &(0x7f0000b81000)=""/7, 0xffa40e52) 2018/04/20 17:23:34 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}}, &(0x7f0000000040)=0x20) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000cda000)) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00000002c0), &(0x7f0000000300)=0x4) poll(&(0x7f0000000000)=[{}, {}], 0x2, 0x0) socket(0x0, 0x0, 0x9) poll(&(0x7f0000000340)=[{}, {}, {}], 0x3, 0x0) 2018/04/20 17:23:34 executing program 0: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) sendmsg$can_bcm(r0, &(0x7f0000001fc8)={&(0x7f0000000300)={0x1d}, 0x10, &(0x7f0000000000)={&(0x7f0000000340)={0x5, 0x120, 0x0, {0x77359400}, {0x0, 0x2710}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "11f9ea717adc0990"}}, 0x48}, 0x1}, 0x0) sendmsg$can_bcm(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x1d}, 0x10, &(0x7f0000000180)={&(0x7f0000000100)={0x5, 0x0, 0x0, {0x77359400}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "fa9028eee25d9606"}}, 0x38}, 0x1}, 0x0) 2018/04/20 17:23:34 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}}, &(0x7f0000000040)=0x20) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000cda000)) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00000002c0), &(0x7f0000000300)=0x4) poll(&(0x7f0000000000)=[{}, {}], 0x2, 0x0) socket(0x0, 0x0, 0x9) poll(&(0x7f0000000340)=[{}, {}, {}], 0x3, 0x0) 2018/04/20 17:23:35 executing program 0: r0 = socket(0xa, 0x1, 0x0) getsockopt(r0, 0x0, 0x40, &(0x7f0000b3ffac)=""/84, &(0x7f0000001ffc)=0x54) sendmsg$IPVS_CMD_GET_DEST(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)=ANY=[]}, 0x1}, 0x0) 2018/04/20 17:23:35 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000001cc0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000380)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_TXQLEN={0x8, 0xd}, @IFLA_GROUP={0x8, 0x1b}]}, 0x30}, 0x1}, 0x0) 2018/04/20 17:23:35 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/fib_triestat\x00') readv(r0, &(0x7f00000002c0)=[{&(0x7f0000000180)=""/199, 0xc7}], 0x1) 2018/04/20 17:23:35 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}}, &(0x7f0000000040)=0x20) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000cda000)) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00000002c0), &(0x7f0000000300)=0x4) poll(&(0x7f0000000000)=[{}, {}], 0x2, 0x0) socket(0x0, 0x0, 0x9) poll(&(0x7f0000000340)=[{}, {}, {}], 0x3, 0x0) 2018/04/20 17:23:35 executing program 7: r0 = socket$inet(0x2, 0x3, 0x19) connect$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x23, &(0x7f0000000000)={{{@in=@multicast2=0xe0000002, @in=@multicast1=0xe0000001}}, {{@in6}, 0x0, @in6=@loopback={0x0, 0x1}}}, 0xe8) syz_emit_ethernet(0x2a, &(0x7f0000000100)={@link_local={0x1, 0x80, 0xc2}, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x2, 0x0, @rand_addr, @broadcast=0xffffffff}, @igmp={0x16, 0x0, 0x0, @multicast2=0xe0000002}}}}}, &(0x7f0000000000)) [ 883.835270] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 2018/04/20 17:23:35 executing program 0: r0 = open(&(0x7f0000000000)='./bus\x00', 0x100000141842, 0x0) syz_mount_image$ntfs(&(0x7f00000002c0)='ntfs\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, &(0x7f0000000c40), 0x1000, &(0x7f0000000740)=ANY=[]) fallocate(r0, 0x0, 0x4b99, 0x5) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x7, 0x11, r1, 0x0) syz_mount_image$hfs(&(0x7f0000000080)='hfs\x00', &(0x7f0000000100)='./bus\x00', 0x0, 0x1, &(0x7f0000000340)=[{&(0x7f0000000140), 0x0, 0x55c3}], 0x0, &(0x7f0000000780)=ANY=[]) preadv(r0, &(0x7f0000001a80)=[{&(0x7f0000001840)=""/82, 0xffffff67}, {&(0x7f0000002040)=""/4096, 0x1000}, {&(0x7f00000018c0)=""/139, 0x8b}, {&(0x7f0000001980)=""/160, 0xa0}, {&(0x7f0000001a40)}], 0x5, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) writev(r1, &(0x7f0000000380)=[{&(0x7f00000007c0)="c3", 0x1}], 0x1) 2018/04/20 17:23:35 executing program 4: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) socket$nl_generic(0x10, 0x3, 0x10) r1 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, 0xffffffffffffffff) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x800, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000440)={0x0, 0x4, 0x100, 'queue1\x00'}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$DRM_IOCTL_WAIT_VBLANK(0xffffffffffffffff, 0xc018643a, &(0x7f0000000500)={0x0, 0x0, 0x2c}) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000600)) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0xa, 0x80806, 0x0) socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) r2 = socket$inet(0x2, 0x3, 0xfe) sendmsg(r2, &(0x7f00000014c0)={&(0x7f0000000080)=@in={0x2}, 0x80, &(0x7f0000685000)=[{&(0x7f0000000100)="a75fdcf8382d87057501070000000000dc72564f955555cc153a58ac698d105a5f", 0x21}], 0x1, &(0x7f0000000040)}, 0x0) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) sync() ftruncate(0xffffffffffffffff, 0x1) 2018/04/20 17:23:35 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}}, &(0x7f0000000040)=0x20) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000cda000)) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00000002c0), &(0x7f0000000300)=0x4) poll(&(0x7f0000000000)=[{}, {}], 0x2, 0x0) socket(0x0, 0x0, 0x9) poll(&(0x7f0000000340)=[{}, {}, {}], 0x3, 0x0) 2018/04/20 17:23:35 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000200)={0x26, 'hash\x00', 0x0, 0x0, 'cmac(aes-asm)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000001f3a)="ad56b6c5820faeb995298992ea54c7be", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000001980)=[{0x0, 0x0, &(0x7f0000001840)=[{&(0x7f0000001580)="f059a01a04990f0e7dc40bd861c66166bea298d95c0c4f7ee7ddde0da5c0327a3d", 0x21}], 0x1, &(0x7f0000001900)}], 0x1, 0x0) 2018/04/20 17:23:35 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}}, &(0x7f0000000040)=0x20) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000cda000)) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00000002c0), &(0x7f0000000300)=0x4) poll(&(0x7f0000000000)=[{}, {}], 0x2, 0x0) socket(0x0, 0x0, 0x9) poll(&(0x7f0000000340)=[{}, {}, {}], 0x3, 0x0) 2018/04/20 17:23:35 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 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_dev$sndtimer(&(0x7f0000014000)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_GINFO(r0, 0xc0145401, &(0x7f0000000040)={{0xfdfdffff}, 0x0, 0x0, 'id1\x00', 'timer1\x00'}) 2018/04/20 17:23:35 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000001cc0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000380)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_TXQLEN={0x8, 0xd}, @IFLA_GROUP={0x8, 0x1b}]}, 0x30}, 0x1}, 0x0) [ 884.144837] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 2018/04/20 17:23:35 executing program 0: r0 = open(&(0x7f0000000000)='./bus\x00', 0x100000141842, 0x0) syz_mount_image$ntfs(&(0x7f00000002c0)='ntfs\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, &(0x7f0000000c40), 0x1000, &(0x7f0000000740)=ANY=[]) fallocate(r0, 0x0, 0x4b99, 0x5) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x7, 0x11, r1, 0x0) syz_mount_image$hfs(&(0x7f0000000080)='hfs\x00', &(0x7f0000000100)='./bus\x00', 0x0, 0x1, &(0x7f0000000340)=[{&(0x7f0000000140), 0x0, 0x55c3}], 0x0, &(0x7f0000000780)=ANY=[]) preadv(r0, &(0x7f0000001a80)=[{&(0x7f0000001840)=""/82, 0xffffff67}, {&(0x7f0000002040)=""/4096, 0x1000}, {&(0x7f00000018c0)=""/139, 0x8b}, {&(0x7f0000001980)=""/160, 0xa0}, {&(0x7f0000001a40)}], 0x5, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) writev(r1, &(0x7f0000000380)=[{&(0x7f00000007c0)="c3", 0x1}], 0x1) 2018/04/20 17:23:35 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}}, &(0x7f0000000040)=0x20) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000cda000)) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00000002c0), &(0x7f0000000300)=0x4) poll(&(0x7f0000000000)=[{}, {}], 0x2, 0x0) socket(0x0, 0x0, 0x9) poll(&(0x7f0000000340)=[{}, {}, {}], 0x3, 0x0) 2018/04/20 17:23:35 executing program 7: r0 = socket$inet_udp(0x2, 0x2, 0x0) connect(r0, &(0x7f00000001c0)=@in={0x2}, 0x80) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000240)=0x5, 0x5f) r1 = syz_open_procfs(0x0, &(0x7f0000b86ff4)='net/netstat\x00') sendfile(r0, r1, &(0x7f00005d4ff8), 0x2000000000000ff) 2018/04/20 17:23:35 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000001cc0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000380)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_TXQLEN={0x8, 0xd}, @IFLA_GROUP={0x8, 0x1b}]}, 0x30}, 0x1}, 0x0) 2018/04/20 17:23:35 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000783000)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r0, 0x40505331, &(0x7f0000000000)={{0x0, 0x7}}) openat$sequencer2(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/20 17:23:35 executing program 6: r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000d3dff4)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x7704, 0x0) 2018/04/20 17:23:35 executing program 4: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) socket$nl_generic(0x10, 0x3, 0x10) r1 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, 0xffffffffffffffff) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x800, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000440)={0x0, 0x4, 0x100, 'queue1\x00'}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$DRM_IOCTL_WAIT_VBLANK(0xffffffffffffffff, 0xc018643a, &(0x7f0000000500)={0x0, 0x0, 0x2c}) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000600)) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0xa, 0x80806, 0x0) socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) r2 = socket$inet(0x2, 0x3, 0xfe) sendmsg(r2, &(0x7f00000014c0)={&(0x7f0000000080)=@in={0x2}, 0x80, &(0x7f0000685000)=[{&(0x7f0000000100)="a75fdcf8382d87057501070000000000dc72564f955555cc153a58ac698d105a5f", 0x21}], 0x1, &(0x7f0000000040)}, 0x0) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) sync() ftruncate(0xffffffffffffffff, 0x1) 2018/04/20 17:23:35 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) socket$nl_generic(0x10, 0x3, 0x10) r1 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, 0xffffffffffffffff) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x800, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000440)={0x0, 0x4, 0x100, 'queue1\x00'}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$DRM_IOCTL_WAIT_VBLANK(0xffffffffffffffff, 0xc018643a, &(0x7f0000000500)={0x0, 0x0, 0x2c}) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000600)) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0xa, 0x80806, 0x0) socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) r2 = socket$inet(0x2, 0x3, 0xfe) sendmsg(r2, &(0x7f00000014c0)={&(0x7f0000000080)=@in={0x2}, 0x80, &(0x7f0000685000)=[{&(0x7f0000000100)="a75fdcf8382d87057501070000000000dc72564f955555cc153a58ac698d105a5f", 0x21}], 0x1, &(0x7f0000000040)}, 0x0) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) sync() ftruncate(0xffffffffffffffff, 0x1) [ 884.700918] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 2018/04/20 17:23:36 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) socket$nl_generic(0x10, 0x3, 0x10) r1 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, 0xffffffffffffffff) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x800, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000440)={0x0, 0x4, 0x100, 'queue1\x00'}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$DRM_IOCTL_WAIT_VBLANK(0xffffffffffffffff, 0xc018643a, &(0x7f0000000500)={0x0, 0x0, 0x2c}) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000600)) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0xa, 0x80806, 0x0) socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) r2 = socket$inet(0x2, 0x3, 0xfe) sendmsg(r2, &(0x7f00000014c0)={&(0x7f0000000080)=@in={0x2}, 0x80, &(0x7f0000685000)=[{&(0x7f0000000100)="a75fdcf8382d87057501070000000000dc72564f955555cc153a58ac698d105a5f", 0x21}], 0x1, &(0x7f0000000040)}, 0x0) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) sync() ftruncate(0xffffffffffffffff, 0x1) 2018/04/20 17:23:36 executing program 4: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) socket$nl_generic(0x10, 0x3, 0x10) r1 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, 0xffffffffffffffff) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x800, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000440)={0x0, 0x4, 0x100, 'queue1\x00'}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$DRM_IOCTL_WAIT_VBLANK(0xffffffffffffffff, 0xc018643a, &(0x7f0000000500)={0x0, 0x0, 0x2c}) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000600)) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0xa, 0x80806, 0x0) socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) r2 = socket$inet(0x2, 0x3, 0xfe) sendmsg(r2, &(0x7f00000014c0)={&(0x7f0000000080)=@in={0x2}, 0x80, &(0x7f0000685000)=[{&(0x7f0000000100)="a75fdcf8382d87057501070000000000dc72564f955555cc153a58ac698d105a5f", 0x21}], 0x1, &(0x7f0000000040)}, 0x0) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) sync() ftruncate(0xffffffffffffffff, 0x1) 2018/04/20 17:23:36 executing program 0: r0 = open(&(0x7f0000000000)='./bus\x00', 0x100000141842, 0x0) syz_mount_image$ntfs(&(0x7f00000002c0)='ntfs\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, &(0x7f0000000c40), 0x1000, &(0x7f0000000740)=ANY=[]) fallocate(r0, 0x0, 0x4b99, 0x5) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x7, 0x11, r1, 0x0) syz_mount_image$hfs(&(0x7f0000000080)='hfs\x00', &(0x7f0000000100)='./bus\x00', 0x0, 0x1, &(0x7f0000000340)=[{&(0x7f0000000140), 0x0, 0x55c3}], 0x0, &(0x7f0000000780)=ANY=[]) preadv(r0, &(0x7f0000001a80)=[{&(0x7f0000001840)=""/82, 0xffffff67}, {&(0x7f0000002040)=""/4096, 0x1000}, {&(0x7f00000018c0)=""/139, 0x8b}, {&(0x7f0000001980)=""/160, 0xa0}, {&(0x7f0000001a40)}], 0x5, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) writev(r1, &(0x7f0000000380)=[{&(0x7f00000007c0)="c3", 0x1}], 0x1) 2018/04/20 17:23:36 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000001cc0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000380)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_TXQLEN={0x8, 0xd}, @IFLA_GROUP={0x8, 0x1b}]}, 0x30}, 0x1}, 0x0) [ 885.056409] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 2018/04/20 17:23:36 executing program 4: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) socket$nl_generic(0x10, 0x3, 0x10) r1 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, 0xffffffffffffffff) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x800, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000440)={0x0, 0x4, 0x100, 'queue1\x00'}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$DRM_IOCTL_WAIT_VBLANK(0xffffffffffffffff, 0xc018643a, &(0x7f0000000500)={0x0, 0x0, 0x2c}) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000600)) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0xa, 0x80806, 0x0) socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) r2 = socket$inet(0x2, 0x3, 0xfe) sendmsg(r2, &(0x7f00000014c0)={&(0x7f0000000080)=@in={0x2}, 0x80, &(0x7f0000685000)=[{&(0x7f0000000100)="a75fdcf8382d87057501070000000000dc72564f955555cc153a58ac698d105a5f", 0x21}], 0x1, &(0x7f0000000040)}, 0x0) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) sync() ftruncate(0xffffffffffffffff, 0x1) 2018/04/20 17:23:36 executing program 0: r0 = open(&(0x7f0000000000)='./bus\x00', 0x100000141842, 0x0) syz_mount_image$ntfs(&(0x7f00000002c0)='ntfs\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, &(0x7f0000000c40), 0x1000, &(0x7f0000000740)=ANY=[]) fallocate(r0, 0x0, 0x4b99, 0x5) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x7, 0x11, r1, 0x0) syz_mount_image$hfs(&(0x7f0000000080)='hfs\x00', &(0x7f0000000100)='./bus\x00', 0x0, 0x1, &(0x7f0000000340)=[{&(0x7f0000000140), 0x0, 0x55c3}], 0x0, &(0x7f0000000780)=ANY=[]) preadv(r0, &(0x7f0000001a80)=[{&(0x7f0000001840)=""/82, 0xffffff67}, {&(0x7f0000002040)=""/4096, 0x1000}, {&(0x7f00000018c0)=""/139, 0x8b}, {&(0x7f0000001980)=""/160, 0xa0}, {&(0x7f0000001a40)}], 0x5, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) writev(r1, &(0x7f0000000380)=[{&(0x7f00000007c0)="c3", 0x1}], 0x1) 2018/04/20 17:23:36 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket(0x0, 0x0, 0x0) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = getpid() wait4(r1, &(0x7f0000000000), 0x80000008, &(0x7f0000000040)) mprotect(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x0) pwritev(r0, &(0x7f0000000180), 0x0, 0x0) process_vm_readv(0x0, &(0x7f000000b000)=[{&(0x7f0000005f3f)=""/97, 0x61}, {&(0x7f0000006000)=""/4096, 0x1000}], 0x2, &(0x7f0000007000)=[{&(0x7f0000000fbd)=""/67, 0x43}, {&(0x7f0000008f73)=""/141, 0x8d}, {&(0x7f000000b000)=""/240, 0xf0}, {&(0x7f0000008f9d)=""/99, 0x63}, {&(0x7f000000b000)=""/4096, 0x1000}, {&(0x7f000000bf62)=""/158, 0x9e}], 0x6, 0x0) mmap(&(0x7f0000000000/0x14000)=nil, 0x14000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$TCSETA(0xffffffffffffffff, 0x5406, &(0x7f0000009000)={0x8, 0x31, 0x7fffffff, 0x15ee, 0x3fac, 0xb9f5, 0x7e4, 0x0, 0x3, 0x2a6}) r2 = syz_open_dev$sndctrl(&(0x7f000000a000)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f000000cfe0)={{&(0x7f000000b000/0x1000)=nil, 0x1000}, 0x3}) timer_create(0x7, &(0x7f0000001200)={0x0, 0x1d, 0x2}, &(0x7f0000001240)=0x0) timer_gettime(r3, &(0x7f0000001280)) userfaultfd(0x7fffd) perf_event_open(&(0x7f0000001000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8ce, 0x0, 0x4, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x4000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000005000), 0x2}, 0xc}, 0x0, 0x0, 0xffffffffffffffff, 0x200000) r4 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f000000ffef)='/dev/qat_adf_ctl\x00', 0x1, 0x0) r5 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0x0) keyctl$instantiate(0xc, r5, &(0x7f0000000280)="d62a52316f7e21e7c74c84a31cacf56f2286b519c85469845427fd398d14de53e32446b998e7bd1f95f294e7679b8d5222fe9f268fdbdc386d164aa82153ff25c57cd70aa1686865b5f2d49e8289df1d0f3377ef317aae7bbbd86e07d92057f1cf6d05721aaf92b69be601d5b1a0a9d3df5654833e0dbf1385852d634b95d37cd5e9", 0x82, 0x0) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffff9c, 0x84, 0xd, &(0x7f00000001c0)=@assoc_value, &(0x7f0000000040)=0x8) ioctl$sock_inet_SIOCSIFNETMASK(r4, 0x891c, &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000011000)={0xb4, 0x4, 0x4, 0xeed}, 0x10) socket$inet_tcp(0x2, 0x1, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r2, 0xc0045540, &(0x7f00000011c0)=0x1f) ioctl$DRM_IOCTL_ADD_CTX(r4, 0xc0086420, &(0x7f0000001100)) 2018/04/20 17:23:36 executing program 7: add_key(&(0x7f0000943000)='keyring\x00', &(0x7f0000f02ffb)={0x73, 0x79, 0x7a}, &(0x7f00004defd8), 0x0, 0xffffffffffffffff) 2018/04/20 17:23:36 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x8) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000005c0)={0x0, 0x0}) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x2, 0x482040) ioctl$DRM_IOCTL_GET_MAGIC(r1, 0x80046402, &(0x7f00000003c0)=0x1) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000500)=ANY=[@ANYRES32=0x0, @ANYBLOB="200000000200020021070300080001c9c37e68531828602e098fa6ca9d8649a6d100b4ef0b90a74354c4dfe01e7e8c52eb1e8b25107ecf36518541e7adf2c37674b8472bcd073b9150e5399e18c7d4902f608507edd373e253e6051b52e8fa8d8aa92d9ae6cf7e2e7fc92795952b3a236c53fa2eb873beb1248802fdf6a79006"], &(0x7f0000000480)=0x2) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f00000004c0)={r2, 0x7, 0x40}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000100)={r3, 0x1}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f0000000080), &(0x7f0000000400)=0x4) sendmmsg(r0, &(0x7f0000008600)=[{{0x0, 0x0, &(0x7f0000003140)}}, {{&(0x7f00000072c0)=@un=@file={0x1, './file0\x00'}, 0xa, &(0x7f0000007380), 0x0, &(0x7f0000000600)}}], 0x2, 0x0) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='./file0\x00', &(0x7f00000002c0)='tmpfs\x00', 0x800, &(0x7f0000000300)="298870b76053215ebb3c99c68360c5c142d3b850a1e181642d1ef6691f470a04bf5f83b8aed522687103052363370b934193622e3c969ef29554ed7131020bd2d179f2015e294a252ce5a8caf324a8dd524cf75a71127f41ac80fd31301252f7a3404cabb5d17162cfd48e6afdcc83ece3bd16782c5f310a424a5e6ccae42b6443b1fde2835bcd84abffb0587a") ioctl$GIO_UNISCRNMAP(r1, 0x4b69, &(0x7f0000000440)=""/7) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f00000001c0)={r4, 0x7}, &(0x7f0000000200)=0x8) epoll_create1(0x80000) syz_open_dev$dmmidi(&(0x7f0000000180)='/dev/dmmidi#\x00', 0xfffffffffffffffb, 0x2000) 2018/04/20 17:23:36 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'gre0\x00', 0x0}) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000080)={r1, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x10) 2018/04/20 17:23:36 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) socket$nl_generic(0x10, 0x3, 0x10) r1 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, 0xffffffffffffffff) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x800, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000440)={0x0, 0x4, 0x100, 'queue1\x00'}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$DRM_IOCTL_WAIT_VBLANK(0xffffffffffffffff, 0xc018643a, &(0x7f0000000500)={0x0, 0x0, 0x2c}) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000600)) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0xa, 0x80806, 0x0) socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) r2 = socket$inet(0x2, 0x3, 0xfe) sendmsg(r2, &(0x7f00000014c0)={&(0x7f0000000080)=@in={0x2}, 0x80, &(0x7f0000685000)=[{&(0x7f0000000100)="a75fdcf8382d87057501070000000000dc72564f955555cc153a58ac698d105a5f", 0x21}], 0x1, &(0x7f0000000040)}, 0x0) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) sync() ftruncate(0xffffffffffffffff, 0x1) 2018/04/20 17:23:36 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fafff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000080)={0x1, 0x0, [{0x258}]}) 2018/04/20 17:23:36 executing program 0: r0 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) r1 = syz_open_dev$sndseq(&(0x7f00000000c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000180)) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x0, 0x0) ioctl$TIOCGWINSZ(r2, 0x5413, &(0x7f0000000100)) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r1, 0x40505330, &(0x7f0000000040)={{}, {0xe}, 0x0, 0x3}) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r2, 0x4010ae68, &(0x7f0000000140)={0xf002, 0x1000}) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f0000000240)={0x0, 0x8001000000000000}, &(0x7f0000000280)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f00000002c0)={r3, 0x4ee}, &(0x7f0000000300)=0x8) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"822627722100e963abb3000000000005", 0x4012}) r4 = socket$inet(0x2, 0x2, 0x9a) getsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000000), 0x10) mmap(&(0x7f0000014000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$TUNSETTXFILTER(r0, 0x400454d1, &(0x7f0000000040)={0x0, 0x2aaaaaaaaaaaac18}) 2018/04/20 17:23:36 executing program 4: r0 = socket(0x10, 0x8000000000002, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000b34ff8)={0x0, 0x0}, &(0x7f0000b34ffc)=0xc) keyctl$chown(0x4, 0x0, r1, 0x0) 2018/04/20 17:23:36 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) recvmsg(r0, &(0x7f0000000540)={&(0x7f0000000280)=@can, 0x80, &(0x7f0000000500), 0x0, &(0x7f0000000b00)=""/4096, 0x1000}, 0x0) recvmsg(r0, &(0x7f0000003940)={&(0x7f0000003540)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, 0x80, &(0x7f0000003800), 0x0, &(0x7f0000003840)=""/217, 0xd9}, 0x0) sendmmsg(r0, &(0x7f0000001d80)=[{{&(0x7f0000000000)=@in6={0xa, 0x4e21, 0x0, @loopback={0x0, 0x1}}, 0x80, &(0x7f0000000540), 0x0, &(0x7f0000000100)}}], 0x1, 0x0) 2018/04/20 17:23:36 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x15, 0x80005, 0x0) getsockopt(r0, 0x114, 0x2711, &(0x7f0000000100)=""/13, &(0x7f000033bffc)=0xd) [ 885.292526] tmpfs: No value for mount option ')ˆp·`S!^»<™Æƒ`ÅÁBÓ¸P¡ád-öiG [ 885.292526] ¿_ƒ¸®Õ"hq#c7 “A“b.<–žò•Tíq1 ÒÑyò^)J%' 2018/04/20 17:23:36 executing program 7: r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_GET_PROT_MASK(r0, 0x7706, &(0x7f0000000080)) 2018/04/20 17:23:36 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x102d}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x7, 0x1f, 0x1, 0x0, 0x1}], {0x95}}, &(0x7f0000000000)="73010080001e000000", 0x5c6e, 0xfd66, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:23:36 executing program 4: r0 = syz_open_dev$vcsa(&(0x7f0000e2b000)='/dev/vcsa#\x00', 0xc81, 0x1) write$eventfd(r0, &(0x7f0000fdfffb), 0x5) write(r0, &(0x7f0000e54fa8)="8f", 0x1) io_setup(0x3ff, &(0x7f0000000000)=0x0) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000140)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) io_submit(r1, 0x3, &(0x7f0000000540)=[&(0x7f00000001c0)={0x0, 0x0, 0x0, 0xb, 0x7f, r2, &(0x7f0000000180)="02169f863d2a120ff891986b9b", 0xd, 0x6, 0x0, 0x1, r0}, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x7, 0x2, r0, &(0x7f00000002c0)="79ef3c2025633ea6c43126afa5bf8c8425c67b18ff2be612deebeeaf98502714436e145d973b999c11eec416698ad81a2ccb561bd772c1ab42f303fb5e3bc79e93fa1c38fe187c0e5768fb22a9355a00d7b7991aebc32629706a521b79d7a53d05142386d2ad07950556075fb3f3058d382050ea732d399461cbbba86d759d6ff26d", 0x82, 0x5, 0x0, 0x0, r0}, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x3, 0x401, r0, &(0x7f0000000440)="576f1d2d31c6e3d7", 0x8, 0x68, 0x0, 0x1, r0}]) add_key(&(0x7f0000000080)='pkcs7_test\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a}, &(0x7f0000000100)="105e", 0x2, 0xfffffffffffffffb) [ 885.441764] tmpfs: No value for mount option ')ˆp·`S!^»<™Æƒ`ÅÁBÓ¸P¡ád-öiG [ 885.441764] ¿_ƒ¸®Õ"hq#c7 “A“b.<–žò•Tíq1 ÒÑyò^)J%' 2018/04/20 17:23:36 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000140)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-camellia-aesni\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7295df0df8217ad4000000000000000e6", 0x20) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000000200)=[{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000002780)="a7118230eef5e420406dc6a099da077d", 0x10}], 0x1, &(0x7f0000000040)}], 0x1, 0x0) recvmsg(r1, &(0x7f0000001440)={&(0x7f0000000280)=@sco, 0x80, &(0x7f0000000000)=[{&(0x7f00000003c0)=""/4096, 0x1000}], 0x1, &(0x7f0000001400)=""/6, 0x6}, 0x0) 2018/04/20 17:23:36 executing program 6: syz_emit_ethernet(0x2a, &(0x7f000037c000)={@link_local={0x1, 0x80, 0xc2}, @empty=[0x0, 0x0, 0x14], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @loopback=0x7f000001, @multicast1=0xe0000001}, @udp={0x4e20, 0x4e20, 0x8}}}}}, 0x0) 2018/04/20 17:23:36 executing program 7: setitimer(0x1, &(0x7f0000debfe0)={{0x77359400}, {0x0, 0x7530}}, &(0x7f0000751fe0)) setitimer(0x1, &(0x7f0000bda000)={{0x77359400}, {0x0, 0x7530}}, &(0x7f000036f000)) 2018/04/20 17:23:36 executing program 1: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000005c40)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw(ecb-serpent-avx)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000b", 0x10) sendmmsg$alg(r1, &(0x7f0000001880)=[{0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000240)="24bb0988ec6fc4727f7724d5600a62fce7200373a18c6bcaa94fdd2d33359d68930bfe332d7644a83e25535be77b1c0086f3e043f81bd7041cb4d0cb125af232b231c0a269d872031a47bcc405a0b02bdba2ccaa470d1353fb9d3fbc45d18ea39e8897310b05a395ea8d364edfe252fe0b53882ef709a0fcef8473a818f6529ca965b4fff9a82661da200988217fab1c", 0x90}], 0x1, &(0x7f0000001240)}], 0x1, 0x0) recvmsg(r1, &(0x7f0000158000)={&(0x7f00002fffa0)=@nfc_llcp, 0x5c, &(0x7f0000000000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) 2018/04/20 17:23:36 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000240)='/exe\x00\x00\x00\x00\x00\x00') perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$fiemap(r0, 0x401c5820, &(0x7f0000000000)) 2018/04/20 17:23:36 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000d90ff7)='net/unix\x00') r1 = epoll_create(0x7fb) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000faeff4)) 2018/04/20 17:23:37 executing program 5: r0 = perf_event_open(&(0x7f00003a8000)={0x2, 0x70, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f00000005c0)="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") 2018/04/20 17:23:37 executing program 4: r0 = socket$inet(0x2, 0x80003, 0x9) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000040)={0x0, 'sit0\x00'}, 0x18) 2018/04/20 17:23:37 executing program 0: r0 = socket$inet(0x2, 0x805, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23}, 0x10) listen(r0, 0x3) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x4}]}, 0x10) sendmsg(r0, &(0x7f0000000180)={&(0x7f0000000080)=@in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000200)="ea", 0x1}], 0x1, &(0x7f0000001200)}, 0x0) 2018/04/20 17:23:37 executing program 3: clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r0 = syz_open_procfs(0x0, &(0x7f000042cff4)='io\x00') read(r0, &(0x7f0000000240)=""/192, 0xc0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500), 0x0) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/04/20 17:23:37 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") fchdir(r0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='8/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:37 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet6_int(r0, 0x29, 0x200000000050, &(0x7f00000000c0), &(0x7f0000000080)=0xfd) 2018/04/20 17:23:37 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000240)='/exe\x00\x00\x00\x00\x00\x00') perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$fiemap(r0, 0x401c5820, &(0x7f0000000000)) 2018/04/20 17:23:37 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x2b) setsockopt$inet6_opts(r0, 0x29, 0x36, &(0x7f0000000080), 0x8) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x200000000000d}, 0x1c) sendmsg(r0, &(0x7f00000009c0)={0x0, 0x0, &(0x7f0000000200), 0x0, &(0x7f0000000780)}, 0x0) 2018/04/20 17:23:37 executing program 4: r0 = socket$inet6(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000002fc8)={&(0x7f0000000000)=@nl=@kern={0x10}, 0x80, &(0x7f0000002000)=[{&(0x7f000000dfaa)="5500000018007fafb72d1cb2a4a280930a06000000a8430891052369390009002f000000000000001900150000000000000000dc1338d54400009b84136ef75afb83de448daa7227c43ab8220000060cec4fab91d4", 0x55}], 0x1, &(0x7f0000006000)}, 0x0) 2018/04/20 17:23:37 executing program 0: r0 = socket(0x1e, 0x2, 0x0) bind(r0, &(0x7f0000d80f80)=@rc={0x1f}, 0x9) 2018/04/20 17:23:37 executing program 5: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x5, &(0x7f0000000000)="01000000", 0x4) 2018/04/20 17:23:38 executing program 4: r0 = socket$can_raw(0x1d, 0x3, 0x1) setsockopt(r0, 0x65, 0x6, &(0x7f0000000000), 0x0) 2018/04/20 17:23:38 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x2, 0x4, 0x86, 0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r0, &(0x7f0000000140), &(0x7f00000000c0), 0x1}, 0x3fa) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x40, 0x521000) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x400) 2018/04/20 17:23:38 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000004c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000b", 0x10) sendmmsg$alg(r1, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f00000000c0), 0x0, &(0x7f0000000200)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) recvmsg(r1, &(0x7f00000002c0)={&(0x7f00000000c0)=@nfc, 0x80, &(0x7f0000000180)=[{&(0x7f0000000140)=""/47, 0x2f}], 0x1, &(0x7f00000001c0)=""/48, 0x30}, 0x0) 2018/04/20 17:23:38 executing program 5: r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xe}}}, 0x1a) bind$inet6(r0, &(0x7f0000000180)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) listen(r0, 0x90) r1 = socket$inet6(0xa, 0x6, 0x0) connect$inet6(r1, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x5, 0x32, 0xffffffffffffffff, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x1c) 2018/04/20 17:23:38 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='security.capability\x00', &(0x7f00002b2fec)="0000000201000000000000010400000000000000", 0x14, 0x0) getxattr(&(0x7f0000586ff8)='./file0\x00', &(0x7f0000d8e000)=@known='security.capability\x00', &(0x7f0000a2af87)=""/121, 0xfffffffffffffdd0) 2018/04/20 17:23:38 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) getresuid(&(0x7f0000000000), &(0x7f0000000040), &(0x7f0000000080)) pipe(&(0x7f0000bb9ff8)={0xffffffffffffffff, 0xffffffffffffffff}) rt_sigprocmask(0x0, &(0x7f0000077000)={0x7fffffff}, &(0x7f00002f3000), 0x8) dup2(r2, r1) vmsplice(r1, &(0x7f0000a4b000)=[{&(0x7f0000816f7b)}], 0xb0, 0x0) socket$bt_cmtp(0x1f, 0x3, 0x5) writev(r0, &(0x7f0000a5bc90)=[{&(0x7f000050e000)="2900000018003109da00000000000002021300000000ff0680000c000c00080044000c00000005ff01", 0x29}], 0x1) 2018/04/20 17:23:38 executing program 3: r0 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0)='e', 0x1, 0xfffffffffffffffb) keyctl$unlink(0x9, r0, r0) 2018/04/20 17:23:38 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000240)='/exe\x00\x00\x00\x00\x00\x00') perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$fiemap(r0, 0x401c5820, &(0x7f0000000000)) 2018/04/20 17:23:38 executing program 4: r0 = socket$inet(0x10, 0x3, 0x4) sendmsg(r0, &(0x7f0000014000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa2830007a6008040010000000000683540150024001d0004c41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) 2018/04/20 17:23:38 executing program 0: r0 = socket$rds(0xa, 0x2, 0x88) sendmsg$rds(r0, &(0x7f0000017000)={&(0x7f0000015ff3)={0x2, 0x4e21}, 0x10, &(0x7f000000d000), 0x0, &(0x7f000000ef03)=[@mask_fadd={0x58, 0x114, 0x8, {{}, &(0x7f0000005ff8), &(0x7f000001aff8)}}, @fadd={0x44, 0x114, 0x6, {{}, &(0x7f000001bff8), &(0x7f0000009ff8), 0x0, 0x0, 0x0, 0x0, 0x11, 0x100000000}}, @rdma_args={0x48, 0x114, 0x1, {{}, {&(0x7f000000f000)}, &(0x7f0000004000)=[{&(0x7f0000012000)=""/15, 0xf}], 0x1}}, @mask_cswp={0x58, 0x114, 0x9, {{}, &(0x7f0000007000), &(0x7f000001cff8)}}], 0xb7}, 0x0) 2018/04/20 17:23:38 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000a98000/0x1000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000c9bec8)={{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, 0xfffffffffffffffc, 0x0, 0x2000, 0x400060}) ioctl$KVM_TRANSLATE(r2, 0xc018ae85, &(0x7f0000000040)) 2018/04/20 17:23:38 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x0, 0x0) ioctl(r0, 0x440000000000127f, &(0x7f0000000080)) 2018/04/20 17:23:38 executing program 5: syz_emit_ethernet(0x72, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv4={0x800, {{0xffffdd86, 0x4, 0x0, 0x0, 0x64, 0x0, 0x0, 0x0, 0x0, 0x0, @rand_addr=0xfffffffffffffffc, @remote={0xac, 0x14, 0x14, 0xbb}, {[@timestamp={0x44, 0xc, 0x0, 0x0, 0x0, [{[@empty]}]}]}}, @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}}}}}}, &(0x7f0000001400)) 2018/04/20 17:23:38 executing program 4: mmap(&(0x7f000053b000/0x2000)=nil, 0x2000, 0x0, 0x84132, 0xffffffffffffffff, 0x0) munmap(&(0x7f000053c000/0x2000)=nil, 0x2000) mremap(&(0x7f000053b000/0x1000)=nil, 0x1000, 0x2000, 0x0, &(0x7f0000ffe000/0x2000)=nil) 2018/04/20 17:23:38 executing program 6: r0 = socket(0x400000010, 0x3, 0x0) write(r0, &(0x7f0000000000)="260000005e0009fff18500002400000700000000000000fff7df000008004665000002fb4b35", 0x26) recvmsg$kcm(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000000040)=""/91, 0x5b}], 0x2, &(0x7f0000000140)=""/77, 0x4d}, 0x0) read(r0, &(0x7f0000000300)=""/233, 0xe9) 2018/04/20 17:23:38 executing program 7: getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f00000003c0)={0x0, 0x0, 0x0}, &(0x7f0000000400)=0xc) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000440)) tgkill(0x0, 0x0, 0x0) r2 = accept$netrom(0xffffffffffffff9c, &(0x7f00000002c0)=@full, &(0x7f0000000380)=0x48) fcntl$getown(r2, 0x9) r3 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") ioctl$DRM_IOCTL_WAIT_VBLANK(r3, 0xc018643a, &(0x7f0000000500)={0x10000000, 0x0, 0x3}) getpeername(0xffffffffffffffff, &(0x7f0000002940)=@can={0x0, 0x0}, &(0x7f00000029c0)=0x80) connect$packet(r3, &(0x7f0000002a00)={0x11, 0x7, r4, 0x1, 0x4, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x15}}, 0x14) fsetxattr(r3, &(0x7f0000000140)=@known='user.syz\x00', &(0x7f0000000180)="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", 0x137, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f0000000600)={0x1f, 0x100000001, 0x202, 0x8, 0xfff, 0x3da, 0x0, 0xffffffff, 0x0}, &(0x7f00000007c0)=0x20) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f0000000800)={0x7fff, 0xa, 0xf33, 0xe51c, r5}, 0x10) fremovexattr(r3, &(0x7f0000000000)=@known='user.syz\x00') ioctl$DRM_IOCTL_GET_CAP(r3, 0xc010640c, &(0x7f0000000340)={0x9}) socket$vsock_stream(0x28, 0x1, 0x0) mmap(&(0x7f0000000000/0xfd0000)=nil, 0xfd0000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r6 = socket(0xa, 0x1, 0x0) ioctl(r6, 0x8912, &(0x7f00000000c0)) connect(0xffffffffffffffff, &(0x7f0000000740)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_hmac_sha512\x00'}, 0x80) keyctl$join(0x1, &(0x7f0000000880)={0x73, 0x79, 0x7a, 0x2}) syz_genetlink_get_family_id$ipvs(&(0x7f0000000580)='IPVS\x00') syz_fuseblk_mount(&(0x7f00000004c0)='./file0\x00', &(0x7f00000005c0)='./file0\x00', 0xe000, r0, r1, 0x325e, 0x0, 0x2820080) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000640)={0x0, 0x200, 0x0, 0x2}, &(0x7f0000000680)=0x10) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000b40)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000a80)=ANY=[@ANYBLOB="9300000091d39b297d008fc03e408ee000310e16e8ff44b195358ad6b69030cb40e7f8649b5e69f24b3a6daf07bd04d9aed52400000000ee46cf99dc869f498fbe73187d366c51a4d622a561c7cd644999473f1081c0482a431b85ef56db7d658200000000000000009f75b8328b877f7756e8b5fc43edad3f0192340dffe8d7fad134e6"], 0x1}, 0x1, 0x0, 0x0, 0x80}, 0x40000) fcntl$getown(0xffffffffffffffff, 0x9) r7 = socket$packet(0x11, 0x3, 0x300) ioctl$LOOP_SET_FD(r3, 0x4c00, r7) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000980)={{{@in=@loopback, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in=@multicast1}}, &(0x7f0000000840)=0xe8) 2018/04/20 17:23:38 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='security.capability\x00', &(0x7f00002b2fec)="0000000201000000000000010400000000000000", 0x14, 0x0) getxattr(&(0x7f0000586ff8)='./file0\x00', &(0x7f0000d8e000)=@known='security.capability\x00', &(0x7f0000a2af87)=""/121, 0xfffffffffffffdd0) [ 887.580316] *** Guest State *** [ 887.583814] CR0: actual=0xffffffff9ffffffc, shadow=0xfffffffffffffffc, gh_mask=fffffffffffffff7 [ 887.592736] CR4: actual=0x0000000000402060, shadow=0x0000000000400060, gh_mask=ffffffffffffe871 [ 887.601620] CR3 = 0x0000000000002000 [ 887.605379] PDPTR0 = 0x0000000000000000 PDPTR1 = 0x0000000000000000 [ 887.611912] PDPTR2 = 0x0000000000000000 PDPTR3 = 0x0000131c00001018 [ 887.618436] RSP = 0x0000000000000000 RIP = 0x000000000000fff0 [ 887.624454] RFLAGS=0x00010002 DR7 = 0x0000000000000400 [ 887.630466] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 887.637287] CS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 [ 887.645307] DS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 [ 887.653367] SS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 [ 887.661403] ES: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 [ 887.669654] FS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 2018/04/20 17:23:39 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x0, 0x0) ioctl(r0, 0x440000000000127f, &(0x7f0000000080)) 2018/04/20 17:23:39 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x0, 0x0) ioctl(r0, 0x440000000000127f, &(0x7f0000000080)) [ 887.677699] GS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 [ 887.685723] GDTR: limit=0x00000000, base=0x0000000000000000 [ 887.693760] LDTR: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 [ 887.701781] IDTR: limit=0x00000000, base=0x0000000000000000 [ 887.709805] TR: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 [ 887.717898] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 887.724351] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 887.731834] Interruptibility = 00000000 ActivityState = 00000000 [ 887.738099] *** Host State *** [ 887.741331] RIP = 0xffffffff811f6429 RSP = 0xffff88019d4ff390 [ 887.747352] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 887.753799] FSBase=00007f9075a9f700 GSBase=ffff8801dae00000 TRBase=fffffe0000003000 [ 887.761638] GDTBase=fffffe0000001000 IDTBase=fffffe0000000000 [ 887.767563] CR0=0000000080050033 CR3=00000001ca7c3000 CR4=00000000001426f0 [ 887.774616] Sysenter RSP=fffffe0000002200 CS:RIP=0010:ffffffff87801380 2018/04/20 17:23:39 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x0, 0x0) ioctl(r0, 0x440000000000127f, &(0x7f0000000080)) 2018/04/20 17:23:39 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000400)='/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$x86(r1, r2, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000040)=[@text32={0x20, &(0x7f0000000000)="c7c604000000660f38823bf30f011fb9730200000f32360f07b9d80a00000f3265660f2ed10f090f0092ffffffffc1b28f00000001", 0x35}], 0x1, 0xe8414d58d2b3f0ec, &(0x7f00000000c0), 0x0) ioctl$KVM_SET_GUEST_DEBUG(r2, 0x4048ae9b, &(0x7f0000000280)={0x80000a0003}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 887.781326] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 887.787408] *** Control State *** [ 887.790900] PinBased=0000003f CPUBased=b5986dfa SecondaryExec=000000c2 [ 887.797590] EntryControls=0000d1ff ExitControls=0023efff [ 887.803073] ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 [ 887.810040] VMEntry: intr_info=80000306 errcode=00000000 ilen=00000000 [ 887.816734] VMExit: intr_info=00000000 errcode=00000000 ilen=00000003 [ 887.823347] reason=80000021 qualification=0000000000000000 2018/04/20 17:23:39 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000240)='/exe\x00\x00\x00\x00\x00\x00') perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$fiemap(r0, 0x401c5820, &(0x7f0000000000)) [ 887.829700] IDTVectoring: info=00000000 errcode=00000000 [ 887.835168] TSC Offset = 0xfffffe22069ed193 [ 887.839526] EPT pointer = 0x00000001abe4001e 2018/04/20 17:23:39 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 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={&(0x7f0000ba4000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, r0, 0x0) perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={&(0x7f00002e8000)}}, 0x0, 0x0, r1, 0x0) 2018/04/20 17:23:39 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(blowfish-asm)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000000)="0a0775b0", 0x4) r1 = accept$alg(r0, 0x0, 0x0) sendto$packet(r1, &(0x7f0000000680)="6ec0fa741876380973", 0x9, 0x0, &(0x7f00000007c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}, 0x14) recvmsg(r1, &(0x7f0000b2dfc8)={&(0x7f00007ebffa)=@hci, 0xc, &(0x7f0000f75000)=[{&(0x7f0000f75000)=""/228, 0xe4}], 0x1, &(0x7f0000ec7000)=""/107, 0x6b}, 0x0) 2018/04/20 17:23:39 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001e00)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000358fe0)={r2}) socketpair(0x0, 0x0, 0x0, &(0x7f00000001c0)) dup3(r0, r1, 0x0) 2018/04/20 17:23:39 executing program 2: request_key(&(0x7f00000000c0)='big_key\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, &(0x7f0000000140)='logon\x00', 0xffffffffffffffff) keyctl$set_reqkey_keyring(0xe, 0x80000000000001) 2018/04/20 17:23:39 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_buf(r0, 0x0, 0x60, &(0x7f00000000c0), 0x0) 2018/04/20 17:23:39 executing program 0: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'bridge0\x00', 0x0}) bind$packet(r0, &(0x7f0000000040)={0x11, 0x0, r1, 0x1, 0x0, 0x6}, 0x14) getsockname(r0, &(0x7f0000000080)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, &(0x7f00000000c0)=0x2e) 2018/04/20 17:23:39 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000005c0)=@bridge_newneigh={0x30, 0x1a, 0x1, 0x0, 0x0, {0xa}, [@NDA_DST_IPV6={0x14, 0x1, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}]}, 0x30}, 0x1}, 0x0) 2018/04/20 17:23:39 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='security.capability\x00', &(0x7f00002b2fec)="0000000201000000000000010400000000000000", 0x14, 0x0) getxattr(&(0x7f0000586ff8)='./file0\x00', &(0x7f0000d8e000)=@known='security.capability\x00', &(0x7f0000a2af87)=""/121, 0xfffffffffffffdd0) 2018/04/20 17:23:39 executing program 3: r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f0000000080)={0x2, 0x0, @loopback=0x7f000001}, 0x10) sendmsg$rds(r0, &(0x7f0000000040)={&(0x7f0000000240)={0x2, 0x0, @multicast1=0xe0000001}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000002600)=[@cswp={0x58, 0x114, 0x7, {{}, &(0x7f00000001c0), &(0x7f0000000200)}}], 0x58}, 0x0) 2018/04/20 17:23:39 executing program 4: r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x2}) mq_timedreceive(r0, &(0x7f000009d000)=""/224, 0xe0, 0x0, &(0x7f0000e6eff8)={0x77359400}) mq_timedsend(r0, &(0x7f000003a000), 0x0, 0x0, &(0x7f000066cff0)={0x0, 0x1c9c380}) 2018/04/20 17:23:39 executing program 0: r0 = socket$can_raw(0x1d, 0x3, 0x1) r1 = socket(0x10, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000cb8fd8)={'vcan0\x00', 0x0}) bind$can_raw(r0, &(0x7f0000003ff0)={0x1d, r2}, 0x10) setsockopt(r0, 0x65, 0x1, &(0x7f0000000000)="5b4cd9494e24241dce54b2670000000062e50fa42f3f6947", 0x18) close(r0) 2018/04/20 17:23:39 executing program 6: r0 = syz_open_dev$dspn(&(0x7f0000af6ff6)='/dev/dsp#\x00', 0x1, 0x0) readv(r0, &(0x7f0000003c00)=[{&(0x7f00000013c0)=""/13, 0xd}], 0x1) ppoll(&(0x7f0000000580)=[{r0, 0x40}], 0x1, &(0x7f00000005c0)={0x77359400}, &(0x7f0000000600), 0x8) ioctl$int_in(r0, 0x80000000005000, &(0x7f0000003ff8)) 2018/04/20 17:23:39 executing program 2: open(&(0x7f00000001c0)='./file0\x00', 0x8000000000403ff, 0x0) syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, &(0x7f0000000340), 0x11000, &(0x7f00000003c0)) [ 888.199653] atomic_op 00000000a45c63ee conn xmit_atomic (null) 2018/04/20 17:23:39 executing program 5: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f000080dff6)='./control\x00', 0x0, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000480)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) link(&(0x7f0000f3bff8)='./file0\x00', &(0x7f0000000080)='./control/file0\x00') getdents(r0, &(0x7f0000000000), 0x1f0) rmdir(&(0x7f0000000000)='./control/file0\x00') dup2(r0, r1) [ 888.270206] atomic_op 00000000f8f3501e conn xmit_atomic (null) 2018/04/20 17:23:39 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x4}, 0x8) 2018/04/20 17:23:39 executing program 7: r0 = epoll_create1(0x0) r1 = syz_open_dev$binder(&(0x7f0000000000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000000300)) mmap$binder(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x12, r1, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000007000)={0x14, 0x0, &(0x7f0000005fd4)=[@acquire_done={0x40486311}], 0x0, 0x0, &(0x7f0000260000)}) [ 888.407071] binder: BINDER_SET_CONTEXT_MGR already set [ 888.412610] binder: 15438:15444 ioctl 40046207 0 returned -16 [ 888.430519] binder: release 15438:15442 transaction 281 out, still active [ 888.443053] binder: undelivered TRANSACTION_COMPLETE [ 888.448411] binder: send failed reply for transaction 281, target dead 2018/04/20 17:23:40 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='security.capability\x00', &(0x7f00002b2fec)="0000000201000000000000010400000000000000", 0x14, 0x0) getxattr(&(0x7f0000586ff8)='./file0\x00', &(0x7f0000d8e000)=@known='security.capability\x00', &(0x7f0000a2af87)=""/121, 0xfffffffffffffdd0) 2018/04/20 17:23:40 executing program 3: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000015c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000001a80)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000001580)={0xffffffff}, 0x13f}}, 0x20) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f00000011c0)=@resolve_ip={0x3, 0x40, 0xfa00, {{0xa}, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}, r1}}, 0x48) write$rdma_cm(r0, &(0x7f0000000180)=@set_option={0xe, 0x18, 0xfa00, @id_afonly={&(0x7f0000000140), r1, 0x0, 0x2, 0x4}}, 0x20) 2018/04/20 17:23:40 executing program 2: syz_emit_ethernet(0x8e, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="ccc6a6d14243", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000100)) 2018/04/20 17:23:40 executing program 5: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f000080dff6)='./control\x00', 0x0, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000480)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) link(&(0x7f0000f3bff8)='./file0\x00', &(0x7f0000000080)='./control/file0\x00') getdents(r0, &(0x7f0000000000), 0x1f0) rmdir(&(0x7f0000000000)='./control/file0\x00') dup2(r0, r1) 2018/04/20 17:23:40 executing program 0: mlock(&(0x7f0000003000/0x2000)=nil, 0x2000) mremap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3000, 0x0, &(0x7f0000003000/0x3000)=nil) 2018/04/20 17:23:40 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f00000000c0)='bridge0\x00', 0xffffffffffffffe8) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000006ffc)=0x6, 0x4) getsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000000000)=""/143, &(0x7f00000000c0)=0x411) sendto$inet6(r0, &(0x7f00000000c0), 0x246, 0x0, &(0x7f0000005fe4)={0xa, 0x4e20, 0x100000002, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/20 17:23:40 executing program 4: r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x2}) mq_timedreceive(r0, &(0x7f000009d000)=""/224, 0xe0, 0x0, &(0x7f0000e6eff8)={0x77359400}) mq_timedsend(r0, &(0x7f000003a000), 0x0, 0x0, &(0x7f000066cff0)={0x0, 0x1c9c380}) 2018/04/20 17:23:40 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00005f4000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(camellia)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000052000)="e5fcb5bf91aa7855fbcdfef1ddb42113", 0x10) r1 = accept$alg(r0, 0x0, 0x0) write(r1, &(0x7f0000ca4000), 0x0) 2018/04/20 17:23:40 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x840000000003, 0x2) setsockopt$inet_int(r0, 0x0, 0x5, &(0x7f0000000040)=0x1, 0x4) close(r0) 2018/04/20 17:23:40 executing program 4: r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x2}) mq_timedreceive(r0, &(0x7f000009d000)=""/224, 0xe0, 0x0, &(0x7f0000e6eff8)={0x77359400}) mq_timedsend(r0, &(0x7f000003a000), 0x0, 0x0, &(0x7f000066cff0)={0x0, 0x1c9c380}) 2018/04/20 17:23:40 executing program 2: syz_emit_ethernet(0x8e, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="ccc6a6d14243", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000100)) 2018/04/20 17:23:40 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000003000)={0x0, 0x0, &(0x7f0000001000)={&(0x7f000000e000)={0x2, 0xa, 0x0, 0x0, 0x7, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_x_filter={0x2, 0x1a, @in6=@ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, @in=@dev={0xac, 0x14}}]}, 0x38}, 0x1}, 0x0) 2018/04/20 17:23:40 executing program 4: r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x2}) mq_timedreceive(r0, &(0x7f000009d000)=""/224, 0xe0, 0x0, &(0x7f0000e6eff8)={0x77359400}) mq_timedsend(r0, &(0x7f000003a000), 0x0, 0x0, &(0x7f000066cff0)={0x0, 0x1c9c380}) 2018/04/20 17:23:40 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x840000000003, 0x2) setsockopt$inet_int(r0, 0x0, 0x5, &(0x7f0000000040)=0x1, 0x4) close(r0) 2018/04/20 17:23:40 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x840000000003, 0x2) setsockopt$inet_int(r0, 0x0, 0x5, &(0x7f0000000040)=0x1, 0x4) close(r0) 2018/04/20 17:23:40 executing program 7: pipe(&(0x7f00003e5ff8)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00005df000)=[{&(0x7f00005dff45)='1', 0x1}], 0x1, 0x0) r2 = epoll_create(0x100000001) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f000001d000)) vmsplice(r0, &(0x7f0000e52fe0)=[{&(0x7f0000e6ff75)="05", 0x1}], 0x1, 0x0) 2018/04/20 17:23:41 executing program 5: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f000080dff6)='./control\x00', 0x0, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000480)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) link(&(0x7f0000f3bff8)='./file0\x00', &(0x7f0000000080)='./control/file0\x00') getdents(r0, &(0x7f0000000000), 0x1f0) rmdir(&(0x7f0000000000)='./control/file0\x00') dup2(r0, r1) 2018/04/20 17:23:41 executing program 6: mkdir(&(0x7f00005b2000)='./file0\x00', 0x0) mount(&(0x7f0000212ff8)='0.file:\x00', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='ceph\x00', 0x0, &(0x7f0000000140)) 2018/04/20 17:23:41 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x840000000003, 0x2) setsockopt$inet_int(r0, 0x0, 0x5, &(0x7f0000000040)=0x1, 0x4) close(r0) 2018/04/20 17:23:41 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 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) sendmsg$nl_generic(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000380)={0x14, 0x10000000000027, 0x331, 0x0, 0x0, {0x7}}, 0x14}, 0x1}, 0x0) 2018/04/20 17:23:41 executing program 1: r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x2) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(0xffffffffffffffff, 0x40605346, &(0x7f00000002c0)) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x4001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) ioctl$TUNSETVNETBE(r1, 0x400454de, &(0x7f0000000100)=0x1) write$tun(r1, &(0x7f0000000180)={@pi, @hdr={0x0, 0x1, 0x0, 0x85d}, @llc={@snap={0x0, 0x0, "bf", 'C(k'}}}, 0x16) 2018/04/20 17:23:41 executing program 2: syz_emit_ethernet(0x8e, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="ccc6a6d14243", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000100)) 2018/04/20 17:23:41 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x840000000003, 0x2) setsockopt$inet_int(r0, 0x0, 0x5, &(0x7f0000000040)=0x1, 0x4) close(r0) 2018/04/20 17:23:41 executing program 7: socket$inet6(0xa, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) fgetxattr(0xffffffffffffffff, &(0x7f0000000500)=@random={'trusted.', 'security.selinux\x00'}, &(0x7f00000005c0)=""/112, 0x70) ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000740), &(0x7f00000004c0)}) 2018/04/20 17:23:41 executing program 4: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0x0, 0x0) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000540)=ANY=[]}, 0x1}, 0x0) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f0000000080)={0x0, 0x0, 'client1\x00', 0x0, "2ba3b4a9a1505bff", "2ca5cc413833347ecfd99eaa6aa35f0e961a332db58da0a3d58fa54bccad4077"}) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) r1 = syz_open_dev$loop(&(0x7f0000308000)='/dev/loop#\x00', 0x0, 0x0) semget$private(0x0, 0x0, 0x0) semctl$GETZCNT(0x0, 0x0, 0xf, &(0x7f0000000300)=""/96) ioctl$LOOP_SET_STATUS(r1, 0xc0481273, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "3900ea631d00b40100020000010000009f00000023f7b7d65f90b0e6330ee739b319d8f6aa6bd58d1443474482e85040fb4947ebb55bd19f335b5bffff0001f3", "cfa430745a540dc1c149b7b81579f6a41c51f7d51933223e82ab867dac761faf"}) 2018/04/20 17:23:41 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x840000000003, 0x2) setsockopt$inet_int(r0, 0x0, 0x5, &(0x7f0000000040)=0x1, 0x4) close(r0) 2018/04/20 17:23:41 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x840000000003, 0x2) setsockopt$inet_int(r0, 0x0, 0x5, &(0x7f0000000040)=0x1, 0x4) close(r0) [ 890.343364] libceph: parse_ips bad ip '0.file' 2018/04/20 17:23:41 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000300), 0x0, 0x0, &(0x7f0000000400)={0xa, 0x4e20, 0x0, @dev={0xfe, 0x80}}, 0x1c) 2018/04/20 17:23:41 executing program 4: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0x0, 0x0) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000540)=ANY=[]}, 0x1}, 0x0) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f0000000080)={0x0, 0x0, 'client1\x00', 0x0, "2ba3b4a9a1505bff", "2ca5cc413833347ecfd99eaa6aa35f0e961a332db58da0a3d58fa54bccad4077"}) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) r1 = syz_open_dev$loop(&(0x7f0000308000)='/dev/loop#\x00', 0x0, 0x0) semget$private(0x0, 0x0, 0x0) semctl$GETZCNT(0x0, 0x0, 0xf, &(0x7f0000000300)=""/96) ioctl$LOOP_SET_STATUS(r1, 0xc0481273, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "3900ea631d00b40100020000010000009f00000023f7b7d65f90b0e6330ee739b319d8f6aa6bd58d1443474482e85040fb4947ebb55bd19f335b5bffff0001f3", "cfa430745a540dc1c149b7b81579f6a41c51f7d51933223e82ab867dac761faf"}) 2018/04/20 17:23:41 executing program 3: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0x0, 0x0) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000540)=ANY=[]}, 0x1}, 0x0) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f0000000080)={0x0, 0x0, 'client1\x00', 0x0, "2ba3b4a9a1505bff", "2ca5cc413833347ecfd99eaa6aa35f0e961a332db58da0a3d58fa54bccad4077"}) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) r1 = syz_open_dev$loop(&(0x7f0000308000)='/dev/loop#\x00', 0x0, 0x0) semget$private(0x0, 0x0, 0x0) semctl$GETZCNT(0x0, 0x0, 0xf, &(0x7f0000000300)=""/96) ioctl$LOOP_SET_STATUS(r1, 0xc0481273, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "3900ea631d00b40100020000010000009f00000023f7b7d65f90b0e6330ee739b319d8f6aa6bd58d1443474482e85040fb4947ebb55bd19f335b5bffff0001f3", "cfa430745a540dc1c149b7b81579f6a41c51f7d51933223e82ab867dac761faf"}) 2018/04/20 17:23:42 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(cast6)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003c1000)="0a0775b0d5e383e5b3b60ced5c54dbb7", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f00004f0000)={0x0, 0x0, &(0x7f0000e46000), 0x0, &(0x7f0000967000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) sendto(r1, &(0x7f0000000100)="224b49fd1e310f215feac34bbc176bfc0006f72f9a0f4a6f3f21009562f8c0e3e8f2000000c896d61f3f2d0b9d7bcffc88dbe6b7acdc870f6aee9cc9c4d0021036486bc45228c0dd1e38e4ce49ba4d1e", 0x50, 0x0, &(0x7f00000002c0)=ANY=[], 0x0) recvmsg(r1, &(0x7f0000d43000)={&(0x7f000076c000)=@hci, 0x3, &(0x7f0000ae0fc0)=[{&(0x7f0000b9ff8b)=""/117, 0xa5}], 0x1, &(0x7f0000837f57)=""/169, 0xa9}, 0x0) 2018/04/20 17:23:42 executing program 2: syz_emit_ethernet(0x8e, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="ccc6a6d14243", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000100)) 2018/04/20 17:23:42 executing program 0: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) rt_sigprocmask(0x0, &(0x7f0000057ff8)={0xfffffffffffffffe}, 0x0, 0x8) sendto$inet6(r0, &(0x7f0000f98000), 0x0, 0x2000000c, &(0x7f00008d4fe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x4) sendfile(r1, r2, &(0x7f0000e37000), 0x8080000001) syz_open_procfs(0x0, &(0x7f0000dafff7)='net/tcp6\x00') 2018/04/20 17:23:42 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='/exe\x00\x00\x00\x00\x00\x00') fadvise64(r0, 0x0, 0x0, 0x5) 2018/04/20 17:23:42 executing program 3: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0x0, 0x0) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000540)=ANY=[]}, 0x1}, 0x0) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f0000000080)={0x0, 0x0, 'client1\x00', 0x0, "2ba3b4a9a1505bff", "2ca5cc413833347ecfd99eaa6aa35f0e961a332db58da0a3d58fa54bccad4077"}) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) r1 = syz_open_dev$loop(&(0x7f0000308000)='/dev/loop#\x00', 0x0, 0x0) semget$private(0x0, 0x0, 0x0) semctl$GETZCNT(0x0, 0x0, 0xf, &(0x7f0000000300)=""/96) ioctl$LOOP_SET_STATUS(r1, 0xc0481273, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "3900ea631d00b40100020000010000009f00000023f7b7d65f90b0e6330ee739b319d8f6aa6bd58d1443474482e85040fb4947ebb55bd19f335b5bffff0001f3", "cfa430745a540dc1c149b7b81579f6a41c51f7d51933223e82ab867dac761faf"}) 2018/04/20 17:23:42 executing program 5: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f000080dff6)='./control\x00', 0x0, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000480)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) link(&(0x7f0000f3bff8)='./file0\x00', &(0x7f0000000080)='./control/file0\x00') getdents(r0, &(0x7f0000000000), 0x1f0) rmdir(&(0x7f0000000000)='./control/file0\x00') dup2(r0, r1) 2018/04/20 17:23:42 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") flistxattr(r0, &(0x7f00000001c0)=""/9, 0x9) 2018/04/20 17:23:42 executing program 4: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0x0, 0x0) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000540)=ANY=[]}, 0x1}, 0x0) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f0000000080)={0x0, 0x0, 'client1\x00', 0x0, "2ba3b4a9a1505bff", "2ca5cc413833347ecfd99eaa6aa35f0e961a332db58da0a3d58fa54bccad4077"}) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) r1 = syz_open_dev$loop(&(0x7f0000308000)='/dev/loop#\x00', 0x0, 0x0) semget$private(0x0, 0x0, 0x0) semctl$GETZCNT(0x0, 0x0, 0xf, &(0x7f0000000300)=""/96) ioctl$LOOP_SET_STATUS(r1, 0xc0481273, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "3900ea631d00b40100020000010000009f00000023f7b7d65f90b0e6330ee739b319d8f6aa6bd58d1443474482e85040fb4947ebb55bd19f335b5bffff0001f3", "cfa430745a540dc1c149b7b81579f6a41c51f7d51933223e82ab867dac761faf"}) 2018/04/20 17:23:42 executing program 1: perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair(0x1, 0x80005, 0x0, &(0x7f0000002000)={0xffffffffffffffff}) getsockopt$sock_timeval(r0, 0x1, 0x37, &(0x7f000000aff0), &(0x7f0000000000)=0x10) 2018/04/20 17:23:42 executing program 4: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0x0, 0x0) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000540)=ANY=[]}, 0x1}, 0x0) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f0000000080)={0x0, 0x0, 'client1\x00', 0x0, "2ba3b4a9a1505bff", "2ca5cc413833347ecfd99eaa6aa35f0e961a332db58da0a3d58fa54bccad4077"}) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) r1 = syz_open_dev$loop(&(0x7f0000308000)='/dev/loop#\x00', 0x0, 0x0) semget$private(0x0, 0x0, 0x0) semctl$GETZCNT(0x0, 0x0, 0xf, &(0x7f0000000300)=""/96) ioctl$LOOP_SET_STATUS(r1, 0xc0481273, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "3900ea631d00b40100020000010000009f00000023f7b7d65f90b0e6330ee739b319d8f6aa6bd58d1443474482e85040fb4947ebb55bd19f335b5bffff0001f3", "cfa430745a540dc1c149b7b81579f6a41c51f7d51933223e82ab867dac761faf"}) 2018/04/20 17:23:42 executing program 3: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0x0, 0x0) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000540)=ANY=[]}, 0x1}, 0x0) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f0000000080)={0x0, 0x0, 'client1\x00', 0x0, "2ba3b4a9a1505bff", "2ca5cc413833347ecfd99eaa6aa35f0e961a332db58da0a3d58fa54bccad4077"}) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) r1 = syz_open_dev$loop(&(0x7f0000308000)='/dev/loop#\x00', 0x0, 0x0) semget$private(0x0, 0x0, 0x0) semctl$GETZCNT(0x0, 0x0, 0xf, &(0x7f0000000300)=""/96) ioctl$LOOP_SET_STATUS(r1, 0xc0481273, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "3900ea631d00b40100020000010000009f00000023f7b7d65f90b0e6330ee739b319d8f6aa6bd58d1443474482e85040fb4947ebb55bd19f335b5bffff0001f3", "cfa430745a540dc1c149b7b81579f6a41c51f7d51933223e82ab867dac761faf"}) 2018/04/20 17:23:42 executing program 2: r0 = gettid() ioprio_get$pid(0x2, r0) 2018/04/20 17:23:42 executing program 6: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r0, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000180), 0x4) openat$rtc(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rtc\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000000)=ANY=[]) r1 = eventfd2(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r1, &(0x7f0000000040)) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000340)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000300)={0x10}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x34, r2, 0x20, 0x70bd26, 0x25dfdbff, {0x10}, [@IPVS_CMD_ATTR_DEST={0x20, 0x2, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8}]}]}, 0x34}, 0x1}, 0x40) ioctl$VHOST_SET_LOG_FD(r0, 0x4004af07, &(0x7f0000000c80)=r1) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x1, &(0x7f0000000200)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f0000000080)=""/199}) open(&(0x7f0000000480)='./file0\x00', 0x0, 0x0) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000cef000)={0x1, 0x0, &(0x7f000062a000)=""/167, &(0x7f0000aac000)=""/21, &(0x7f00002fdf52)=""/174}) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f00000001c0)=0x1) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000000540)={0x0, r1}) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000f82ffc)=0x4001) add_key(&(0x7f0000000640)='pkcs7_test\x00', &(0x7f0000000680)={0x73, 0x79, 0x7a}, &(0x7f00000006c0), 0x0, 0xffffffffffffffff) 2018/04/20 17:23:42 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x200000000002, 0xc) write(r0, &(0x7f0000000040)="1f0000000906fd00010000f6003f00004c93f80300000180060045ec00000056", 0x20) socket$pppoe(0x18, 0x1, 0x0) [ 891.503631] netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. [ 891.537658] netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. 2018/04/20 17:23:43 executing program 5: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f000080a000)='/dev/vhost-net\x00', 0x2, 0x0) io_setup(0xec49, &(0x7f0000000240)=0x0) syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0x0, 0x4000) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) io_submit(r1, 0x1, &(0x7f0000002400)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000000)="b6b5b5efab7bfafd6afddccc227bf641c8d9478556fda4411971764475770935e4aabcea78f059db2a837339d42a789f8ef59fa43223e9c0967e4375d8ba1eef6c31dfcd3cb9be33", 0x48}]) 2018/04/20 17:23:43 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000000040)={0x0, 0x0}, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000000)=[@text16={0x10, &(0x7f0000000240)="370f32ba2000b001ee0f01c9baf80c66b810813a8e66efbafc0ced66b8010000000f01c1360f01cf670f200766b9800000c00f326635010000000f30673e662e660cee", 0x43}], 0x1, 0x0, &(0x7f0000000080), 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r4 = dup3(r3, r2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000080)=[@text32={0x20, &(0x7f00000001c0)="f43e0f5172000f090f20d835080000000f22d80f20d835200000000f22d80f1bdd640fb122c74424000f994fa3c744240208000000c7442406000000000f011c240f01cb0ffc0a", 0x47}], 0x1, 0x0, &(0x7f0000000140), 0x0) ioctl$KVM_SMI(r3, 0xaeb7) ioctl$KVM_SET_CPUID2(r3, 0x4008ae90, &(0x7f0000000580)=ANY=[]) ioctl$KVM_RUN(r3, 0xae80, 0x0) arch_prctl(0x0, &(0x7f0000000100)="6c254dfaef0faa") syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000180)=[@text16={0x10, &(0x7f0000000340)="b809008ed0360f017801440f20c0663502000000440f22c0baa000b80000efbaf80c66b8e679618b66efbafc0cecba2000ed332ab8bd000f00d066b95e0a000066b80080000066ba000000000f3065643666dec5"}], 0xf6, 0x0, &(0x7f0000000240), 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) 2018/04/20 17:23:43 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000180)={0x2, 0x400000004e21, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0xfffffffffffffd90, 0x20020003, &(0x7f0000385ff0)={0x2, 0x20000000004e21, @loopback=0x7f000001}, 0x10) recvfrom$inet(r0, &(0x7f0000000040)=""/149, 0xf76aec686b673659, 0x0, 0x0, 0xfffffffffffffea1) 2018/04/20 17:23:43 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x200000000002, 0xc) write(r0, &(0x7f0000000040)="1f0000000906fd00010000f6003f00004c93f80300000180060045ec00000056", 0x20) socket$pppoe(0x18, 0x1, 0x0) 2018/04/20 17:23:43 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000982000)={0x4, 0x108000000000004, 0x4, 0x6}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000001140)={0x0, 0x3, &(0x7f0000000000)=@framed={{0x18}, [], {0x95}}, &(0x7f0000000080)='GPL\x00', 0x0, 0x1000, &(0x7f00000000c0)=""/4096}, 0x48) bpf$MAP_CREATE(0x2, &(0x7f0000003000)={0x13, 0x0, 0x800001, 0x0, 0x20000000}, 0x2c) 2018/04/20 17:23:43 executing program 0: prctl$intptr(0x8, 0x0) 2018/04/20 17:23:43 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000180)='/dev/usbmon#\x00', 0x0, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ppoll(&(0x7f0000000040)=[{r0}, {r1}], 0x2, &(0x7f0000000080)={0x77359400}, &(0x7f00000000c0), 0x8) 2018/04/20 17:23:43 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x40101, 0x0) write(r0, &(0x7f000022a000)="2f7f4be2b36c5526a5534195cbffb29ffffff7091715f1ed8f549f29496490f3f2afa9fd016f97ea68e0b7400fd558010287ce86ed8d843591ec4c780a545dc500097f39147a2c89310932b0f6017ef5f00dfc01000000000000ffbf13", 0x5d) ioctl$TCSETA(r0, 0x5402, &(0x7f0000948fec)={0x4008, 0x0, 0xfb01}) 2018/04/20 17:23:43 executing program 4: r0 = socket$inet(0x2, 0x40000000001, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000100)="8905040000", 0x5) 2018/04/20 17:23:43 executing program 0: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$inet_tcp_int(r0, 0x6, 0x12, &(0x7f0000000000), &(0x7f0000000040)=0x4) 2018/04/20 17:23:43 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000013000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000004ff0)={0x3, &(0x7f0000002fe8)=[{0x35, 0x0, 0x4000000000401, 0x400}, {}, {0x6}]}, 0x10) sendmmsg(r1, &(0x7f000000ac00)=[{{&(0x7f0000004780)=@nfc={0x27}, 0x76, &(0x7f0000004c80), 0x0, &(0x7f0000000000)}}], 0x1, 0x0) 2018/04/20 17:23:43 executing program 4: perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0xfffffffffffffffd, 0x3ff, 0x0, 0x0, 0x7, 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) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:23:43 executing program 0: r0 = memfd_create(&(0x7f0000000140)="8087d2c8d705276d04dca72e75524f2c936f41c464b023d9425563278a8a5b16ac11f37337f547712ed2d31714a3eff4652355b53ec6c8dfc9ee6f6c655b1463c521cda8799b4b102e5d9d9a37b458fa37294734b35a83b28eaa0558259d7afa87700f00a64204f3cae1a52f9786c5dea06b0615b429561a40b4e4a9fa8de610b76185d6ffe9c8e046463119c10e045c3889f4249512532fc007e610e9e8f20e5223ed9d72fa162cb2", 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000042ff3)='/dev/snd/seq\x00', 0x0, 0x20002) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f0000041f74)={0x0, 0x0, 0x0, 'queue1\x00'}) write$sndseq(r0, &(0x7f0000000000)=[{0x0, 0x3, 0x0, 0x0, @tick=0x7, {}, {}, @control}], 0x30) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f0000000040)={0x122, @tick=0x524}) [ 892.454775] netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. 2018/04/20 17:23:43 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SMI(r2, 0xaeb7) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f00000002c0)={{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, 0xe0000037, 0x0, 0x0, 0x1020, 0x0, 0xd01}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/20 17:23:43 executing program 1: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000008300)=@migrate_id={0x12, 0x0, 0xfa00, {&(0x7f0000003280), 0xffffffff, r0}}, 0xfffffea1) 2018/04/20 17:23:43 executing program 7: syz_emit_ethernet(0x76, &(0x7f0000000600)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "2c3ef5", 0x40, 0x2b, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, {[@fragment={0x2c}, @fragment={0x3f, 0x0, 0x0, 0x0, 0x0, 0x2}], @icmpv6=@time_exceed={0x3, 0x0, 0x0, 0x0, [], {0x0, 0x6, '3R#', 0x0, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, @mcast2={0xff, 0x2, [], 0x1}}}}}}}}, &(0x7f00000000c0)) 2018/04/20 17:23:43 executing program 3: pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) syz_open_dev$vcsa(&(0x7f00000003c0)='/dev/vcsa#\x00', 0x0, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x0) r4 = syz_open_dev$evdev(&(0x7f0000057fee)='/dev/input/event#\x00', 0xafd, 0x8000040000001) read(r3, &(0x7f00000001c0)=""/187, 0x78) write$evdev(r4, &(0x7f00008c1fd0)=[{{}, 0x2}, {}], 0x30) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x1c) write$selinux_validatetrans(0xffffffffffffffff, &(0x7f0000000500)=ANY=[], 0x0) read(0xffffffffffffffff, &(0x7f000022e000)=""/74, 0x4a) dup2(r0, r2) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) 2018/04/20 17:23:43 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x200000000002, 0xc) write(r0, &(0x7f0000000040)="1f0000000906fd00010000f6003f00004c93f80300000180060045ec00000056", 0x20) socket$pppoe(0x18, 0x1, 0x0) 2018/04/20 17:23:44 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000bbfff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSBRK(r0, 0x5409, 0x0) 2018/04/20 17:23:44 executing program 0: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000c2d000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r0, 0xaf01, &(0x7f0000307000)=&(0x7f00003acfff)) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000cb6fd8)={0x0, 0x0, &(0x7f00003a4000)=""/105, &(0x7f0000af5000)=""/228, &(0x7f0000ae5f39)=""/199}) 2018/04/20 17:23:44 executing program 7: r0 = syz_open_dev$amidi(&(0x7f0000000340)='/dev/amidi#\x00', 0x200, 0x2) write$fuse(r0, &(0x7f0000000040)={0x28, 0x0, 0x0, @fuse_notify_delete_out}, 0xffffff84) [ 892.664738] netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. 2018/04/20 17:23:45 executing program 4: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semtimedop(0x0, &(0x7f0000000180), 0x0, &(0x7f00000001c0)) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00003e4000)={&(0x7f0000e87000)={0x10}, 0xc, &(0x7f0000a3bff8)={&(0x7f0000000000)=@ipv6_getmulticast={0x14, 0x3a, 0x103, 0x0, 0x0, {0xa}}, 0x14}, 0x1}, 0x0) 2018/04/20 17:23:45 executing program 1: perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000a93fff), &(0x7f00002b7ffc), &(0x7f000029e000), &(0x7f0000000040)) 2018/04/20 17:23:45 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_tables_targets\x00') dup2(r0, r1) 2018/04/20 17:23:45 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x4, &(0x7f0000edfff0)={0x77359400, 0x4}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f0000219ff0)={0x77359400}, &(0x7f0000048000), 0x0) 2018/04/20 17:23:45 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x200000000002, 0xc) write(r0, &(0x7f0000000040)="1f0000000906fd00010000f6003f00004c93f80300000180060045ec00000056", 0x20) socket$pppoe(0x18, 0x1, 0x0) 2018/04/20 17:23:45 executing program 6: r0 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x80080) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f0000000200)={{}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4"}) socket$inet_udp(0x2, 0x2, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000380)='/dev/midi#\x00', 0x6, 0x20000) ioctl$TIOCGSID(r1, 0x5429, &(0x7f00000003c0)) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f00000035c0)={'nr0\x00', 0x0}) r3 = memfd_create(&(0x7f0000000080)='dev ', 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)="2f65786500a30c61006150a8d8") fadvise64(r4, 0x0, 0x0, 0x3) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r3, 0x40605346, &(0x7f00000000c0)={0x0, 0x0, {0x3, 0x0, 0xe, 0x0, 0x6}}) fallocate(r3, 0x0, 0x0, 0x1) fchmod(r3, 0x0) getsockopt$inet_mreqsrc(0xffffffffffffffff, 0x0, 0x2f, &(0x7f0000000240)={@empty, @multicast1, @remote}, &(0x7f0000000280)=0xc) sched_setaffinity(0x0, 0x8, &(0x7f00009ad000)) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f00000002c0), 0x4) ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(0xffffffffffffffff, 0xc08c5332, &(0x7f0000000180)={0x0, 0x0, 0x101, 'queue0\x00'}) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f0000000400)={@mcast1={0xff, 0x1, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80, [], 0x17}, 0x0, 0x6, 0x3, 0x0, 0x9, 0x0, r2}) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f0000418f50)={{}, 'port1\x00', 0xa9824f69d1376637, 0x20000010800a}) r5 = shmget(0xffffffffffffffff, 0x3000, 0x0, &(0x7f0000ffd000/0x3000)=nil) r6 = shmat(r5, &(0x7f0000ffd000/0x1000)=nil, 0x4000) shmdt(r6) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(0xffffffffffffffff, 0x4040534e, &(0x7f000019ffe9)) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(0xffffffffffffffff, 0xc0605345, &(0x7f0000000140)) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x0, 0x0) setsockopt$inet6_udp_int(0xffffffffffffffff, 0x11, 0x0, &(0x7f0000000480), 0x4) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000300), &(0x7f0000000340)=0x8) 2018/04/20 17:23:45 executing program 3: socketpair$unix(0x1, 0x3, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f00000bd000), 0x264, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$unix(r0, &(0x7f00006edffb)=@file={0x0, './file0\x00'}, 0x8) 2018/04/20 17:23:45 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f0000f84ff0)={&(0x7f0000333f88)={0x2, 0x5, 0x0, 0x7, 0xa, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x4e20, @multicast1=0xe0000001}}, @sadb_sa={0x2, 0x1}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x4e20, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}}]}, 0x50}, 0x1}, 0x0) 2018/04/20 17:23:45 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_tables_targets\x00') dup2(r0, r1) 2018/04/20 17:23:45 executing program 4: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semtimedop(0x0, &(0x7f0000000180), 0x0, &(0x7f00000001c0)) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00003e4000)={&(0x7f0000e87000)={0x10}, 0xc, &(0x7f0000a3bff8)={&(0x7f0000000000)=@ipv6_getmulticast={0x14, 0x3a, 0x103, 0x0, 0x0, {0xa}}, 0x14}, 0x1}, 0x0) [ 893.804825] netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. 2018/04/20 17:23:45 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000000700)={0x0, 0x0}, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) dup3(r3, r2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000460fe4)={0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x805}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000753000/0x18000)=nil, &(0x7f0000000300)=[@text32={0x20, &(0x7f00000000c0)="0fc7280f080f20030f01727166ba4200b834000000ef66bad10466edb81da1fb500f23d00f21f835300000050f23f8c4c3194bfc360f20030fc76d08", 0x3c}], 0x1, 0x0, &(0x7f0000000380), 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000040)=[@text16={0x10, &(0x7f0000000100)="660fbafe5f0f076766c7442400ea3a05a26766c74424023c04b1666766c744240600000000670f011c240f23f366b85d0a00000f23d00f21f866351000000c0f23f8b892000f00d8baf80c66b888e3138966efbafc0ced652e0f01b50000baf80c66b80070c38366efbafc0c66ed0fc76dc9", 0x72}], 0x1, 0x0, &(0x7f0000000180), 0x185) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/20 17:23:45 executing program 7: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='mounts\x00') signalfd(0xffffffffffffffff, &(0x7f0000000ff8), 0x8) timerfd_create(0x0, 0x0) pselect6(0x40, &(0x7f00000abfc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f00007fbfc0), &(0x7f0000349000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f00001da000), 0x8}) r1 = open(&(0x7f0000000300)='./file0\x00', 0x2, 0x0) unshare(0x20000) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000380)=0x0) r3 = syz_open_procfs(r2, &(0x7f00000003c0)="6e732f6d6e740077089d5475570ba400e5756418d9bae5b4d0b7e13f38b65692230260de869e31e55400709b225bebe4434f8060ab131dfc2d76e661d84f17c4de706501f8821fbcec24859915779583cda2c3") setns(r3, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x66, &(0x7f0000000080)={0x0, 0xfffffffffffffff9}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_MAXSEG(r3, 0x84, 0xd, &(0x7f00000002c0)=@assoc_id=r4, 0x4) ioctl$VT_GETMODE(r3, 0x5601, &(0x7f0000000040)) clone(0x30000100, &(0x7f0000e69000), &(0x7f00009c4ffc), &(0x7f00001cc000), &(0x7f0000a46000)) mlock2(&(0x7f0000a91000/0x4000)=nil, 0x4000, 0x0) stat(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240)) stat(&(0x7f0000000340)='./file0\x00', &(0x7f0000000500)) getsockopt$inet_IP_XFRM_POLICY(r3, 0x0, 0x11, &(0x7f0000000580)={{{@in=@rand_addr, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in=@local}}, &(0x7f0000000680)=0xe8) sendmsg$nl_generic(r0, &(0x7f0000000f40)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x7273dd8e000e074a}, 0xc, &(0x7f0000000f00)={&(0x7f00000006c0)={0x200, 0x29, 0x20, 0x70bd2d, 0x25dfdbfd, {0x18}, [@generic="6ed66deb2c5c66eb63b94728d3108a1bcb2787a76d322188be1af26a3a6f7f49f9f5b3c51b437cee3dabb1c52795383abe677c414cc17d9d3b23a0d302e29e2e45ce075d4873982ab737ff77c440d35900b9efab9e90f083212055f6b14b38189a389df0b565cbe1e5fef7271a289a05743aca4bdb0eaab96adfb0fce6446ca1fe504962e3279df99aa35edaf7041e21311cf5", @typed={0x8, 0x8d, @fd=r1}, @nested={0xb8, 0x72, [@typed={0x8, 0x28, @uid=r5}, @generic="2502497fb7c95ef975a02b1136de14a431bc17efec60225ee5e07b680cef9db59ac382665086e64a42ba77f434373bb4fa8064113fd9d5a3af201c19c89763b53923ac206979aa77cf4d5554f1427a850ab3ff7f865d8742a77da4891daf16dc70d3f5d49ca22652aba21ef6cc601df7e91100564c973ba281604209034d9d5db31be5dcd3f8e98bd9c167efe06105d7a85fe6baa4770677ab3cf56b115d2b413162ad7878e3a665ca2b86cd"]}, @generic="e76e9fba2261fc63b25023278bc2e04a19b9bb05b76369e686c4f493dc8376ee1b90c4c533c05a2544eebccd14a35a41e8665dfa8a6658b551404dceb0a96c26e0bfc26f5df3bcbde71c62f9e349406e5bc5895c9381083f62ee2e71421f6d46ff5f64f7a6ffd8dae7ddc7bffc992313a35812230ec5feb6130a7d4e64a99c73bf36aabf98219e0b6e62a573099358f561ceb5eae71ce8ed"]}, 0x200}, 0x1}, 0x20040010) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000100)=""/128, &(0x7f0000000180)=0x80) getrusage(0xfffffffffffffffb, &(0x7f0000000b00)) ioctl$VHOST_SET_LOG_BASE(r0, 0x4008af04, &(0x7f0000000480)=&(0x7f0000000440)) 2018/04/20 17:23:45 executing program 6: pipe(&(0x7f00005dcff8)={0xffffffffffffffff}) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet6_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) 2018/04/20 17:23:45 executing program 4: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 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) semtimedop(0x0, &(0x7f0000000180), 0x0, &(0x7f00000001c0)) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00003e4000)={&(0x7f0000e87000)={0x10}, 0xc, &(0x7f0000a3bff8)={&(0x7f0000000000)=@ipv6_getmulticast={0x14, 0x3a, 0x103, 0x0, 0x0, {0xa}}, 0x14}, 0x1}, 0x0) 2018/04/20 17:23:45 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_tables_targets\x00') dup2(r0, r1) 2018/04/20 17:23:45 executing program 4: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 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) semtimedop(0x0, &(0x7f0000000180), 0x0, &(0x7f00000001c0)) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00003e4000)={&(0x7f0000e87000)={0x10}, 0xc, &(0x7f0000a3bff8)={&(0x7f0000000000)=@ipv6_getmulticast={0x14, 0x3a, 0x103, 0x0, 0x0, {0xa}}, 0x14}, 0x1}, 0x0) 2018/04/20 17:23:45 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_tables_targets\x00') dup2(r0, r1) 2018/04/20 17:23:45 executing program 1: openat$pfkey(0xffffffffffffff9c, &(0x7f0000000180)='/proc/self/net/pfkey\x00', 0x113000, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) select(0x40, &(0x7f0000000000), &(0x7f0000000040)={0x3, 0x7fff, 0x0, 0x6a66}, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ffc}, &(0x7f00000000c0)) 2018/04/20 17:23:45 executing program 6: pipe(&(0x7f00005dcff8)={0xffffffffffffffff}) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet6_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) 2018/04/20 17:23:45 executing program 0: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000015c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000001480)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000001200)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r0, &(0x7f0000001780)=@reject={0x9, 0x0, 0xfa00, {r1, 0x0, "b4947b", "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"}}, 0x2a0) 2018/04/20 17:23:45 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000000)="6664001a000000") perf_event_open(&(0x7f0000220000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) init_module(&(0x7f0000002880)='ext2\x00', 0xfffffffffffffc7e, &(0x7f0000000500)='journal_path') fchdir(r0) syz_fuseblk_mount(&(0x7f00000001c0)='8/file0\x00', &(0x7f0000000200)='./file1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:45 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pkey_alloc(0x0, 0x0) 2018/04/20 17:23:46 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000140)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f00000000c0)={0x0, &(0x7f0000000040), 0x0, r2, 0xe}) 2018/04/20 17:23:46 executing program 7: mprotect(&(0x7f000018c000/0x800000)=nil, 0x800000, 0x4) r0 = getpgrp(0x0) r1 = gettid() rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xffffffffffffff7f}, 0x0, 0x8) rt_tgsigqueueinfo(r0, r1, 0x1f, &(0x7f0000b1eff0)={0x0, 0x0, 0x1}) rt_sigtimedwait(&(0x7f00009a4000)={0xffffffffffff0001}, &(0x7f00005d8000), &(0x7f0000645000), 0x8) 2018/04/20 17:23:46 executing program 4: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000683ff6)='/dev/cuse\x00', 0x0, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000f55000)=0xf618) 2018/04/20 17:23:46 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000000280)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000000340)=""/28, 0x33d) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80000000080}, "706f727431000000000000000000000000000000000000000000eb000000b2a587e2000000000000000000000000000101008e15e7af00", 0xa9824f69d1376633, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0x40a85323, &(0x7f00000000c0)={{0x80}, 'port0\x00'}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) dup2(r0, r1) 2018/04/20 17:23:46 executing program 6: pipe(&(0x7f00005dcff8)={0xffffffffffffffff}) perf_event_open(&(0x7f000001d000)={0x5, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet6_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) 2018/04/20 17:23:46 executing program 5: mmap(&(0x7f0000000000/0xfd5000)=nil, 0xfd5000, 0x0, 0x800000000032, 0xffffffffffffffff, 0x0) r0 = socket(0x100000001e, 0x1, 0x0) setsockopt(r0, 0x10f, 0x82, &(0x7f00009f9000)="36347f00", 0x4) 2018/04/20 17:23:46 executing program 0: r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x1, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$int_in(r0, 0x800000c0045009, &(0x7f0000003ff8)) 2018/04/20 17:23:46 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000000)="6664001a000000") perf_event_open(&(0x7f0000220000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) init_module(&(0x7f0000002880)='ext2\x00', 0xfffffffffffffc7e, &(0x7f0000000500)='journal_path') fchdir(r0) syz_fuseblk_mount(&(0x7f00000001c0)='8/file0\x00', &(0x7f0000000200)='./file1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:46 executing program 5: r0 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r0, &(0x7f0000000080)={0x18, 0x0, {0x3, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, 'erspan0\x00'}}, 0x1e) ioctl$PPPOEIOCSFWD(r0, 0x4008b100, &(0x7f0000000040)={0x18, 0xfdfdffff, {0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 'ip6_vti0\x00'}}) 2018/04/20 17:23:46 executing program 4: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000004000)={0xffffffffffffffff, &(0x7f0000007000), &(0x7f0000005000), 0x4001}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f0000003fec)={0x1, 0x2, 0x4, 0x8}, 0x187) 2018/04/20 17:23:47 executing program 3: r0 = socket(0x11, 0x4000000000080003, 0x0) sendmmsg(r0, &(0x7f0000003e80)=[{{&(0x7f0000000040)=@in6={0xa, 0x0, 0x3, @mcast1={0xff, 0x1, [], 0x1}}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000280)}}, {{&(0x7f0000000080)=@nfc_llcp={0x27, 0x1, 0x0, 0x0, 0x0, 0x0, "99066c9aa4c2fbbf0aecb573b9d1bdc8be397716e627f0d1865ea32e0822c1026f14d27d9eb2214e9b34beb87de5d3aab05c161c037b28907fcb4fa979f696"}, 0x80, &(0x7f0000000f80), 0x0, &(0x7f0000000000)}}], 0x2, 0x0) 2018/04/20 17:23:47 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000939f01)='net/ip_vs\x00') preadv(r0, &(0x7f0000000000)=[{&(0x7f0000000280)=""/179, 0xb3}], 0x4e, 0x0) 2018/04/20 17:23:47 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ip6_flowlabel\x00') socket$kcm(0x29, 0x2, 0x0) getpid() ioctl$TIOCGLCKTRMIOS(r0, 0x5456, &(0x7f0000000440)={0x1, 0x66be, 0x3, 0x8, 0x8, 0x200, 0x200, 0x1f, 0x1, 0x3, 0xf8a, 0x7f}) r1 = getpgrp(0x0) add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffb) ptrace$getsig(0x4202, r1, 0x0, &(0x7f0000000300)) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000100)="e461bbbbc3ff920df5f96e01ca9450a59b5b43598b07767523737e462fb7c7b27cfb5f907d58e88234b5ec3a5504678b1af3d4762e55cb0c3664e055bae74ea2e7209cd41efd72cca00bc2779e964dbe38c2de87a92e68a7c0209b6c874561ba587fe8c531f3be21fe512b72e15dd8da35eedd68e4295bfb6f23082d71173e1192bfba") r2 = add_key(&(0x7f0000000400)='rxrpc\x00', &(0x7f0000000340)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000380)="dde15aba2d8bb3c33938a4798533c75ae9ada0405b648aa8687ff982b988969ca1dc544d671c1a5190f8bee43948bba9bb237c4fa1063b22723f3183679320ea8009024673150b7e19588bfee08f347adedb9332b8834164523f7e6aa216f71dd7", 0x61, 0x0) keyctl$clear(0x7, r2) readlinkat(r0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)=""/123, 0x7b) ioctl$KDGETMODE(r0, 0x4b3b, &(0x7f00000001c0)) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000200)) socket$bt_hidp(0x1f, 0x3, 0x6) mq_notify(0xffffffffffffffff, &(0x7f0000c38000)={0x20000000, 0x15, 0x8000000000002, @thr={&(0x7f000090b000), &(0x7f00009a5fb7)}}) ioctl$int_in(r0, 0x5473, &(0x7f00000000c0)=0x6) openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r3 = syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0x0, 0x0) geteuid() perf_event_open(&(0x7f000001d000)={0x5, 0x78, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_buf(r4, 0x29, 0x45, &(0x7f0000ab2fe2)=""/30, &(0x7f0000000000)=0x1e) ioctl(r3, 0x440000000000127d, &(0x7f000002cfff)) r5 = eventfd2(0x0, 0x80801) sendfile(r5, r0, &(0x7f0000000080)=0x10, 0x10ed5b) 2018/04/20 17:23:47 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000000)="6664001a000000") perf_event_open(&(0x7f0000220000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) init_module(&(0x7f0000002880)='ext2\x00', 0xfffffffffffffc7e, &(0x7f0000000500)='journal_path') fchdir(r0) syz_fuseblk_mount(&(0x7f00000001c0)='8/file0\x00', &(0x7f0000000200)='./file1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:47 executing program 6: pipe(&(0x7f00005dcff8)={0xffffffffffffffff}) perf_event_open(&(0x7f000001d000)={0x5, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet6_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) 2018/04/20 17:23:47 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000000280)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000000340)=""/28, 0x33d) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80000000080}, "706f727431000000000000000000000000000000000000000000eb000000b2a587e2000000000000000000000000000101008e15e7af00", 0xa9824f69d1376633, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0x40a85323, &(0x7f00000000c0)={{0x80}, 'port0\x00'}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) dup2(r0, r1) 2018/04/20 17:23:47 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f00000000c0), 0x8) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0x1) r1 = socket$inet6_sctp(0xa, 0x4000000000000001, 0x84) sendto$inet6(r1, &(0x7f0000000000)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 17:23:47 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00004f7000)="649c47ad", 0x4) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000002c0)="a6d542d766ff62a804d491ba4ac31c41c24e68a925613d3effe52a114a59dd9e7231d35aa158b6fa6f0647e6ea30b3fe0a648490ecc7a4dea549dab678c3414a5f7ef4fbcba9f3bbc19d2a94794ab4a99bf376ab09cfb6a4", 0x58}], 0x1, &(0x7f00000001c0)}, 0x0) recvmsg$kcm(r1, &(0x7f0000e63000)={0x0, 0xfffffffffffffea8, &(0x7f0000000100)=[{&(0x7f0000588fa9)=""/87, 0x389}], 0x1, &(0x7f0000142000)=""/60, 0x3c}, 0x0) 2018/04/20 17:23:47 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw(ecb-serpent-avx2)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000b", 0x10) sendmmsg$alg(r1, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f0000000200)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) write(r1, &(0x7f0000000240)="79c737ffe18186d67dba3f649a7ba85e", 0x10) recvmsg(r1, &(0x7f0000158000)={&(0x7f00002fffa0)=@nfc_llcp, 0x60, &(0x7f0000b9c000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) 2018/04/20 17:23:47 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00004f7000)="649c47ad", 0x4) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000002c0)="a6d542d766ff62a804d491ba4ac31c41c24e68a925613d3effe52a114a59dd9e7231d35aa158b6fa6f0647e6ea30b3fe0a648490ecc7a4dea549dab678c3414a5f7ef4fbcba9f3bbc19d2a94794ab4a99bf376ab09cfb6a4", 0x58}], 0x1, &(0x7f00000001c0)}, 0x0) recvmsg$kcm(r1, &(0x7f0000e63000)={0x0, 0xfffffffffffffea8, &(0x7f0000000100)=[{&(0x7f0000588fa9)=""/87, 0x389}], 0x1, &(0x7f0000142000)=""/60, 0x3c}, 0x0) 2018/04/20 17:23:47 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000004c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)=@newsa={0x104, 0x10, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000001, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x0, 0x0, 0x0, 0x0, 0x2}, {@in=@multicast1=0xe0000001, 0x0, 0x2b}, @in=@rand_addr, {}, {}, {}, 0x0, 0x0, 0xa, 0x2}, [@coaddr={0x14, 0xe, @in=@rand_addr}]}, 0x104}, 0x1}, 0x0) 2018/04/20 17:23:47 executing program 6: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000333f88)={0x2, 0x3, 0x0, 0x9, 0xa, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @rand_addr}}, @sadb_sa={0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x50}, 0x1}, 0x0) 2018/04/20 17:23:47 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000723ff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) ioctl$int_in(r0, 0x5452, &(0x7f0000000040)=0x7) connect$inet(r0, &(0x7f0000d37ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) read(r0, &(0x7f0000001080)=""/161, 0xa1) shutdown(r0, 0x1) 2018/04/20 17:23:47 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00004f7000)="649c47ad", 0x4) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000002c0)="a6d542d766ff62a804d491ba4ac31c41c24e68a925613d3effe52a114a59dd9e7231d35aa158b6fa6f0647e6ea30b3fe0a648490ecc7a4dea549dab678c3414a5f7ef4fbcba9f3bbc19d2a94794ab4a99bf376ab09cfb6a4", 0x58}], 0x1, &(0x7f00000001c0)}, 0x0) recvmsg$kcm(r1, &(0x7f0000e63000)={0x0, 0xfffffffffffffea8, &(0x7f0000000100)=[{&(0x7f0000588fa9)=""/87, 0x389}], 0x1, &(0x7f0000142000)=""/60, 0x3c}, 0x0) 2018/04/20 17:23:47 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000000)="6664001a000000") perf_event_open(&(0x7f0000220000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) init_module(&(0x7f0000002880)='ext2\x00', 0xfffffffffffffc7e, &(0x7f0000000500)='journal_path') fchdir(r0) syz_fuseblk_mount(&(0x7f00000001c0)='8/file0\x00', &(0x7f0000000200)='./file1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/20 17:23:47 executing program 0: mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000140)={0x0, 0x1}, &(0x7f0000000180)=0x8) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x480, 0x0) unshare(0x0) getsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x7, &(0x7f0000000080), &(0x7f00000000c0)=0x4) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={&(0x7f0000564000)=@abs, 0x6e, &(0x7f0000451ff0)=[{&(0x7f0000007000)="002a932f01000000cf960802e02348f80000000000", 0x15}], 0x1, &(0x7f00001f9fe0)}, 0x0) r1 = syz_open_dev$sg(&(0x7f0000000380)='/dev/sg#\x00', 0x40000000000000, 0x0) execve(&(0x7f00000002c0)='./file0\x00', &(0x7f00000003c0)=[&(0x7f0000000300)='\x00'], &(0x7f0000000680)=[&(0x7f0000000440)='9p\x00', &(0x7f0000000540)='9p\x00', &(0x7f0000000600)='proc+\x00']) setsockopt$sock_void(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000000fc0)=[{{&(0x7f00000006c0)=@vsock={0x28, 0x0, 0x0, @my=0x0}, 0x80, &(0x7f0000000a80)=[{&(0x7f0000000980)="7abb796be9a79133e99ef2b42de8f24f8c30375b7a52988620937b18d92e986d0075dd2099e3f2f706611cdaf59db76cad16f5e7c533a221d36aa72a33e20f4370770ab12c98d46b536d6ac1e7cbe1781c60c046b38d7c99604b678962451969515144c4dddec1925baee42d4519a5ab8ad46d63638a6bf07a67e16a88914a14e2d725df2eb1ed61e11637a6aeed047b755fdb6fb2792ef44b0e08ab6a973a948a7598a33526f2ed14", 0xa9}], 0x1, &(0x7f0000003640)=ANY=[], 0x0, 0x10}, 0x5}], 0x1, 0x814) r2 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r3 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r2) add_key$user(&(0x7f0000000180)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="ffffff7f00000000", 0x8, r3) r4 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000537ffd)="000386", 0x3, r3) r5 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f00008d9ffb)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000f19edc)="b33ab76079ebe0d14f729cd653e520d29ad7ef0000000000000044c249b544230b9387fb8bd6ed266ccf59ef70995bf2e8e0ecd3fff32853747eda22d2818d08ca27e0ec821620e365a0e6b9485f2d925493f62113e33e5f8c7eba67fc19a9497f5b07e5849d2e875b066cd6401d36616fe0f3c3002801b4627ee7597689525e8e81f750a86eb580fb4690ea52246bd3d32b1a91f944edb74b1f50ae08c5387ed8fd0598b600579f3af3f864e1c324f6928f6672f98f7e149bd61bd78b506e8b", 0xc0, r3) r6 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r4, r5, r6}, &(0x7f00005cd000), 0x0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={'ghash-generic\x00'}, &(0x7f0000000000)}) ioctl(r1, 0x2285, &(0x7f0000007000)='S') ppoll(&(0x7f0000000500)=[{r1, 0x1}, {r0, 0x60}, {r0, 0x531}, {r0, 0x2000}, {0xffffffffffffffff, 0x100}, {r1, 0x408}, {r0, 0x200}, {0xffffffffffffffff, 0x8000}], 0x8, &(0x7f0000000580), &(0x7f00000005c0)={0x7ff}, 0x8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000800)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40005a00}, 0xc, &(0x7f0000000480)={&(0x7f0000000840)=ANY=[@ANYBLOB="4800b1876055774f2d66dd67a72ab5492d829e89b50634cd922bfba0dea7a2472e817252a988ab2f63816664b13a58f8952d42e87cadff47dc89ec97e7f6e896c314a6cc3d477789cc86c43847559673c5435577"], 0x1}, 0x1, 0x0, 0x0, 0x20008800}, 0xc0c0) accept4$inet6(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000200)=0x1c, 0x0) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000240), &(0x7f0000000280)=0x4) r7 = socket(0x10, 0x802, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r7, 0x89e0, &(0x7f00000007c0)={r7, r0}) ioctl$VT_WAITACTIVE(0xffffffffffffffff, 0x5607) write(0xffffffffffffffff, &(0x7f0000000400)="24070000000000000000d3b720f0ce83a80075060000ffa89d2c37d9ed3bea9d596bf3e2ffb4d17a02e9b2c464974ac924691e56b878", 0x36) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000140)={0x6, 0x0, 0x8002, 0x8000, 0x0, 0x9, 0x8, 0xbb2d}, 0x20) r8 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) vmsplice(r8, &(0x7f0000000840), 0x1000000000000037, 0x0) 2018/04/20 17:23:47 executing program 3: syz_open_dev$mice(&(0x7f000057d000)='/dev/input/mice\x00', 0x0, 0x0) r0 = syz_open_dev$evdev(&(0x7f0000057fee)='/dev/input/event#\x00', 0xafd, 0x8000040000001) write$evdev(r0, &(0x7f00008c1fd0)=[{{}, 0x2, 0x0, 0x1}, {}], 0x30) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$evdev(&(0x7f0000057fee)='/dev/input/event#\x00', 0xafd, 0x8000040000001) write$evdev(r1, &(0x7f00008c1fd0)=[{{}, 0x0, 0x1}, {}], 0x30) 2018/04/20 17:23:47 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ip6_flowlabel\x00') socket$kcm(0x29, 0x2, 0x0) getpid() ioctl$TIOCGLCKTRMIOS(r0, 0x5456, &(0x7f0000000440)={0x1, 0x66be, 0x3, 0x8, 0x8, 0x200, 0x200, 0x1f, 0x1, 0x3, 0xf8a, 0x7f}) r1 = getpgrp(0x0) add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffb) ptrace$getsig(0x4202, r1, 0x0, &(0x7f0000000300)) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000100)="e461bbbbc3ff920df5f96e01ca9450a59b5b43598b07767523737e462fb7c7b27cfb5f907d58e88234b5ec3a5504678b1af3d4762e55cb0c3664e055bae74ea2e7209cd41efd72cca00bc2779e964dbe38c2de87a92e68a7c0209b6c874561ba587fe8c531f3be21fe512b72e15dd8da35eedd68e4295bfb6f23082d71173e1192bfba") r2 = add_key(&(0x7f0000000400)='rxrpc\x00', &(0x7f0000000340)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000380)="dde15aba2d8bb3c33938a4798533c75ae9ada0405b648aa8687ff982b988969ca1dc544d671c1a5190f8bee43948bba9bb237c4fa1063b22723f3183679320ea8009024673150b7e19588bfee08f347adedb9332b8834164523f7e6aa216f71dd7", 0x61, 0x0) keyctl$clear(0x7, r2) readlinkat(r0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)=""/123, 0x7b) ioctl$KDGETMODE(r0, 0x4b3b, &(0x7f00000001c0)) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000200)) socket$bt_hidp(0x1f, 0x3, 0x6) mq_notify(0xffffffffffffffff, &(0x7f0000c38000)={0x20000000, 0x15, 0x8000000000002, @thr={&(0x7f000090b000), &(0x7f00009a5fb7)}}) ioctl$int_in(r0, 0x5473, &(0x7f00000000c0)=0x6) openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r3 = syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0x0, 0x0) geteuid() perf_event_open(&(0x7f000001d000)={0x5, 0x78, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_buf(r4, 0x29, 0x45, &(0x7f0000ab2fe2)=""/30, &(0x7f0000000000)=0x1e) ioctl(r3, 0x440000000000127d, &(0x7f000002cfff)) r5 = eventfd2(0x0, 0x80801) sendfile(r5, r0, &(0x7f0000000080)=0x10, 0x10ed5b) 2018/04/20 17:23:47 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000000280)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000000340)=""/28, 0x33d) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80000000080}, "706f727431000000000000000000000000000000000000000000eb000000b2a587e2000000000000000000000000000101008e15e7af00", 0xa9824f69d1376633, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0x40a85323, &(0x7f00000000c0)={{0x80}, 'port0\x00'}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) dup2(r0, r1) 2018/04/20 17:23:47 executing program 6: unshare(0x60000000) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'gre0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00006bcff0)={&(0x7f0000000080)=@ipv6_newaddr={0x2c, 0x14, 0x111, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r1}, [@IFA_ADDRESS={0x14, 0x1}]}, 0x2c}, 0x1}, 0x0) 2018/04/20 17:23:48 executing program 4: socket$inet6_sctp(0xa, 0x5, 0x84) r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x2000) r1 = socket$bt_bnep(0x1f, 0x3, 0x4) setsockopt$bt_BT_SECURITY(r1, 0x112, 0x4, &(0x7f0000000040)={0x7d48a67c, 0x660}, 0x2) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f00000000c0)=0x80000000) close(r0) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ashmem\x00', 0x80000, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x200, 0x0) ioctl$KVM_DIRTY_TLB(r2, 0x4010aeaa, &(0x7f0000000140)={0x7, 0x1}) [ 896.726869] IPVS: ftp: loaded support on port[0] = 21 2018/04/20 17:23:48 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00004f7000)="649c47ad", 0x4) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000002c0)="a6d542d766ff62a804d491ba4ac31c41c24e68a925613d3effe52a114a59dd9e7231d35aa158b6fa6f0647e6ea30b3fe0a648490ecc7a4dea549dab678c3414a5f7ef4fbcba9f3bbc19d2a94794ab4a99bf376ab09cfb6a4", 0x58}], 0x1, &(0x7f00000001c0)}, 0x0) recvmsg$kcm(r1, &(0x7f0000e63000)={0x0, 0xfffffffffffffea8, &(0x7f0000000100)=[{&(0x7f0000588fa9)=""/87, 0x389}], 0x1, &(0x7f0000142000)=""/60, 0x3c}, 0x0) 2018/04/20 17:23:48 executing program 2: mkdir(&(0x7f00001d4ff8)='./file0\x00', 0x0) symlink(&(0x7f0000192000)='./file0\x00', &(0x7f0000044ff2)='./control\x00') mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000179ff8)='./control\x00', &(0x7f0000014000)='anon_inodefs\x00', 0x9002, &(0x7f0000fcb000)) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000014ff8)='./file0\x00', &(0x7f0000014000)='ramfs\x00', 0xb3b9, &(0x7f0000005000)) r0 = openat(0xffffffffffffff9c, &(0x7f0000012ff8)='./file0\x00', 0x0, 0x0) getdents(r0, &(0x7f0000a30000)=""/4096, 0x1000) 2018/04/20 17:23:48 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ip6_flowlabel\x00') socket$kcm(0x29, 0x2, 0x0) getpid() ioctl$TIOCGLCKTRMIOS(r0, 0x5456, &(0x7f0000000440)={0x1, 0x66be, 0x3, 0x8, 0x8, 0x200, 0x200, 0x1f, 0x1, 0x3, 0xf8a, 0x7f}) r1 = getpgrp(0x0) add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffb) ptrace$getsig(0x4202, r1, 0x0, &(0x7f0000000300)) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000100)="e461bbbbc3ff920df5f96e01ca9450a59b5b43598b07767523737e462fb7c7b27cfb5f907d58e88234b5ec3a5504678b1af3d4762e55cb0c3664e055bae74ea2e7209cd41efd72cca00bc2779e964dbe38c2de87a92e68a7c0209b6c874561ba587fe8c531f3be21fe512b72e15dd8da35eedd68e4295bfb6f23082d71173e1192bfba") r2 = add_key(&(0x7f0000000400)='rxrpc\x00', &(0x7f0000000340)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000380)="dde15aba2d8bb3c33938a4798533c75ae9ada0405b648aa8687ff982b988969ca1dc544d671c1a5190f8bee43948bba9bb237c4fa1063b22723f3183679320ea8009024673150b7e19588bfee08f347adedb9332b8834164523f7e6aa216f71dd7", 0x61, 0x0) keyctl$clear(0x7, r2) readlinkat(r0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)=""/123, 0x7b) ioctl$KDGETMODE(r0, 0x4b3b, &(0x7f00000001c0)) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000200)) socket$bt_hidp(0x1f, 0x3, 0x6) mq_notify(0xffffffffffffffff, &(0x7f0000c38000)={0x20000000, 0x15, 0x8000000000002, @thr={&(0x7f000090b000), &(0x7f00009a5fb7)}}) ioctl$int_in(r0, 0x5473, &(0x7f00000000c0)=0x6) openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r3 = syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0x0, 0x0) geteuid() perf_event_open(&(0x7f000001d000)={0x5, 0x78, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_buf(r4, 0x29, 0x45, &(0x7f0000ab2fe2)=""/30, &(0x7f0000000000)=0x1e) ioctl(r3, 0x440000000000127d, &(0x7f000002cfff)) r5 = eventfd2(0x0, 0x80801) sendfile(r5, r0, &(0x7f0000000080)=0x10, 0x10ed5b) 2018/04/20 17:23:48 executing program 3: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000032e000)) chdir(&(0x7f0000f95000)='./file0\x00') r0 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) io_setup(0x8, &(0x7f0000000280)=0x0) io_submit(r1, 0x1, &(0x7f0000000640)=[&(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000300)}]) 2018/04/20 17:23:48 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/autofs\x00', 0x80000, 0x0) r2 = perf_event_open$cgroup(&(0x7f0000000080)={0x2, 0x70, 0xffffffffffff8034, 0x1, 0x0, 0x1f, 0x0, 0x6, 0xa00, 0xb, 0x7f, 0x1248, 0xb622, 0x8, 0x1, 0x3, 0x7fffffff, 0x6, 0x7fffffff, 0x6, 0x9, 0x63, 0x7, 0xfffffffffffffff9, 0x0, 0x7, 0x2, 0x0, 0x2, 0xa5, 0x7e63, 0x80, 0x1246fd48, 0x7, 0x0, 0x6, 0x7, 0x401, 0x0, 0xffffffff80000001, 0x3, @perf_config_ext={0xffffffffffffffff, 0x8}, 0x20000, 0x3, 0x1, 0x6, 0x0, 0xfff, 0x8}, r1, 0xd, r0, 0x1) r3 = socket$inet6(0xa, 0x800000806, 0x0) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f000037fffd)={0x3, 0x1f}, 0x8) setsockopt$inet6_buf(r3, 0x29, 0x39, &(0x7f0000e86000)="0022040000ffffebfffffffeffffffff144e0000ff000207835eebf116b208feefaf234b4ff8b4cc4c39bdc8451792b903f4b7d8c8cf2153622652328c19ef68234f905557c4070000008735e9ab2f77c62e0a5cdd2cf9984c070400000000000003ff23353d8b2fc6a3ae1ebfcb49004a3ccd3560ae01010000079c60ed7449b842f3e253be8a62b37f820fe75a9ea937ea4e2540019ccbd9f6672837496d00ad7765abaac2ec0f91c88a1ea1ff6ee308c72febedcf00798d41991ac25bb6fce2220c25ea380c7e112ab358c3a6bd8a59c100000001b4e82cb03419544a3988bc226a85abe6eb60cd7cf8d103d38c31c7c86d16c4d86cbe4ab390c092d077ce70590fbbd4f8bf4d6ab1cea6dbe9d4a54c17aac0db6e3845", 0x118) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x84) gettid() getuid() fstat(r1, &(0x7f0000000580)) r4 = getpid() getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000600)={{{@in=@remote, @in6=@ipv4={[], [], @local}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@dev}}, &(0x7f0000000700)=0xe8) stat(&(0x7f0000000740)='./file0\x00', &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000800)=0x0) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000840)={{{@in=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@local}}, &(0x7f0000000940)=0xe8) r9 = getgid() sendmsg$unix(r1, &(0x7f0000000a40)={&(0x7f0000000200)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000000500)=[{&(0x7f0000000280)="9e7f42c866a61ac68fa0d5dc605819562476017c67d61302ed8151d5efc2fb92e8afc850e07f32ede8104df9cc00d36a12588de320f05e20b241c2d53167f24aeb96174105e5a60d6a9cc2502a571fd813ffa8e4196f8e598cf1f37546e1b7", 0x5f}, {&(0x7f0000000340)="c6e496297aedc3e0febfe21e86e83967c02a02fa63c7af6b9fd90e82cd04f503bf2e4a4ff4e8dd6908685f48d00af2fcf6e53a9eb0b432f1c77b1fa85c6b26069efbe7232b5b262b38eb7e83aad5", 0x4e}, {&(0x7f0000000400)="cf3956d54e941b2a1e7edec647f82687be4089ce0d8db2c0530262130d50621ef2b36ba3c3356e597b1604414d80b41979a126c2a4fdb701a62e306ae3c1d1976d651efa14ee4fdb88daedc821db329ffdd120e34c1c67a40c8e1cec764598d1c32e6d1d285b9e956af3aa60520e6e6ba7d5792c0aa2e780e4f9ac41ff372292de956375b2c1f29931870c5102ba1b00b0b2f26a8ef16e08ee5ebb3ef88a9778680a4c5a11135738bb40096405943a4bf0c13cde04142475b063abe92dd87dddf7de99966e6557af2125cd68eeba58a564c16bdcd482a3be5c814757cfe738c6d5bacdb7374664e43aec5f638260a27ed87cd4213a6a", 0xf6}], 0x3, &(0x7f0000000980)=[@rights={0x10, 0x1, 0x1}, @rights={0x20, 0x1, 0x1, [r2, r2, r3, r0]}, @cred={0x20, 0x1, 0x2, r4, r5, r6}, @cred={0x20, 0x1, 0x2, r7, r8, r9}], 0x70}, 0x1) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) close(r3) 2018/04/20 17:23:48 executing program 4: socket$inet6_sctp(0xa, 0x5, 0x84) r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x2000) r1 = socket$bt_bnep(0x1f, 0x3, 0x4) setsockopt$bt_BT_SECURITY(r1, 0x112, 0x4, &(0x7f0000000040)={0x7d48a67c, 0x660}, 0x2) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f00000000c0)=0x80000000) close(r0) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ashmem\x00', 0x80000, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x200, 0x0) ioctl$KVM_DIRTY_TLB(r2, 0x4010aeaa, &(0x7f0000000140)={0x7, 0x1}) 2018/04/20 17:23:48 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$pptp(0x18, 0x1, 0x2) r0 = socket$inet(0x2, 0x80003, 0x5) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000340), 0x4) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000280)='tunl0\x00', 0x10) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000600)='/dev/sequencer2\x00', 0x905fc5f7956349d, 0x0) sendmsg$key(r1, &(0x7f00000028c0)={0x0, 0x0, &(0x7f0000002880)={&(0x7f0000002780)={0x2, 0xe, 0x3, 0x7, 0x17, 0x0, 0x70bd25, 0x25dfdbfd, [@sadb_lifetime={0x4, 0x2, 0x8, 0x2, 0x8001, 0x4}, @sadb_spirange={0x2, 0x10, 0x4d6, 0x4d4}, @sadb_spirange={0x2, 0x10, 0x4d4, 0x4d6}, @sadb_x_sa2={0x2, 0x13, 0x100000001, 0x0, 0x0, 0x70bd26, 0x3502}, @sadb_x_sec_ctx={0x7, 0x18, 0x9, 0x80, 0x2d, "8568bfcc80d39d8663e40253dcb28eb1ba8f560376c0d1c123ebaf38e5d4693382ebe89e96e00d039c9a78c20e"}, @sadb_x_sa2={0x2, 0x13, 0xeb, 0x0, 0x0, 0x70bd2c, 0x3500}, @sadb_x_nat_t_type={0x1, 0x14, 0x8}, @sadb_x_sec_ctx={0x1, 0x18, 0x7f, 0xfff}]}, 0xb8}, 0x1}, 0x20000800) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000002640)={r1, &(0x7f0000000640)="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", &(0x7f0000001640)=""/4096}, 0x18) sendto$inet(r0, &(0x7f00000000c0)=']', 0x1, 0x0, &(0x7f0000002700)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000480)="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", 0x12b, 0x0, &(0x7f00000002c0)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r2 = syz_open_dev$adsp(&(0x7f0000000380)='/dev/adsp#\x00', 0x0, 0x2000) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffff9c, 0xc008640a, &(0x7f00000003c0)={0x0}) r4 = syz_open_dev$mice(&(0x7f0000000400)='/dev/input/mice\x00', 0x0, 0x288900) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r2, 0xc00c642e, &(0x7f0000000440)={r3, 0x80000, r4}) mq_getsetattr(r2, &(0x7f0000002680)={0x4, 0xffffffffffff8001, 0x401, 0x7, 0xe90c, 0x1000, 0x4, 0x2}, &(0x7f00000026c0)) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000583000)={0x5, 0x80000000005, 0x4000, 0x1}, 0x2c) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000040)) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={r5, &(0x7f0000000000), &(0x7f0000000080)}, 0x18) ioctl$TIOCLINUX7(0xffffffffffffffff, 0x541c, &(0x7f0000000100)={0x7, 0x5a2}) setsockopt$bt_BT_DEFER_SETUP(0xffffffffffffffff, 0x112, 0x7, &(0x7f0000000140)=0x979, 0x4) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f00000001c0)={"696662308ab0000066004dbf00efff00", 0x6}) r6 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x1, 0x200) pwrite64(r6, &(0x7f0000000300)="6820a5f0a371927582f66004e557b780bf7be94d", 0x14, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r5, 0x84, 0x7c, &(0x7f0000000180)={0x0, 0x1f}, &(0x7f0000000200)=0x8) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r6, 0x84, 0x1, &(0x7f0000000240)={r7, 0x2, 0x0, 0x4, 0x3, 0x3}, 0x14) bpf$BPF_PROG_ATTACH(0x8, &(0x7f00000005c0)={r4, r4, 0x0, 0x1}, 0x10) openat$ipvs(0xffffffffffffff9c, &(0x7f0000002740)='/proc/sys/net/ipv4/vs/sync_refresh_period\x00', 0x2, 0x0) 2018/04/20 17:23:48 executing program 5: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000f4eff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f000000aff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000001c000)) r0 = inotify_init() inotify_add_watch(r0, &(0x7f000066f000)='./file0\x00', 0x13) readlink(&(0x7f0000000140)='./file0/control\x00', &(0x7f0000000180)=""/94, 0x5e) symlink(&(0x7f0000000200)='./file0/control\x00', &(0x7f0000000240)='./file0/file0\x00') inotify_add_watch(r0, &(0x7f0000447000)='./file0/control\x00', 0x4000000) umount2(&(0x7f0000117000)='./file0\x00', 0x0) setxattr(&(0x7f0000000040)='./file0/control\x00', &(0x7f0000000080)=@random={'btrfs.', 'ramfs\x00'}, &(0x7f00000000c0)='vboxnet1@[$#\x00', 0xd, 0x0) 2018/04/20 17:23:48 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00000000c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000280)={0x14, 0x27, 0x331, 0x0, 0x0, {0xb}}, 0x14}, 0x1}, 0x0) 2018/04/20 17:23:48 executing program 4: socket$inet6_sctp(0xa, 0x5, 0x84) r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x2000) r1 = socket$bt_bnep(0x1f, 0x3, 0x4) setsockopt$bt_BT_SECURITY(r1, 0x112, 0x4, &(0x7f0000000040)={0x7d48a67c, 0x660}, 0x2) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f00000000c0)=0x80000000) close(r0) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ashmem\x00', 0x80000, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x200, 0x0) ioctl$KVM_DIRTY_TLB(r2, 0x4010aeaa, &(0x7f0000000140)={0x7, 0x1}) 2018/04/20 17:23:48 executing program 2: r0 = socket$inet6(0xa, 0x5, 0x0) sendto$inet6(r0, &(0x7f0000ff7000)="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", 0x76d, 0x0, &(0x7f0000ff7fe4)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff}, 0x2}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x40000000000007, &(0x7f0000fecffc), 0x4) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendto$inet6(r0, &(0x7f0000bf8f8f)="b5", 0x1, 0x0, &(0x7f0000f87000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x15) 2018/04/20 17:23:48 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$sock_int(r0, 0x1, 0x22, &(0x7f0000000200), 0x233) 2018/04/20 17:23:48 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ip6_flowlabel\x00') socket$kcm(0x29, 0x2, 0x0) getpid() ioctl$TIOCGLCKTRMIOS(r0, 0x5456, &(0x7f0000000440)={0x1, 0x66be, 0x3, 0x8, 0x8, 0x200, 0x200, 0x1f, 0x1, 0x3, 0xf8a, 0x7f}) r1 = getpgrp(0x0) add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffb) ptrace$getsig(0x4202, r1, 0x0, &(0x7f0000000300)) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000100)="e461bbbbc3ff920df5f96e01ca9450a59b5b43598b07767523737e462fb7c7b27cfb5f907d58e88234b5ec3a5504678b1af3d4762e55cb0c3664e055bae74ea2e7209cd41efd72cca00bc2779e964dbe38c2de87a92e68a7c0209b6c874561ba587fe8c531f3be21fe512b72e15dd8da35eedd68e4295bfb6f23082d71173e1192bfba") r2 = add_key(&(0x7f0000000400)='rxrpc\x00', &(0x7f0000000340)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000380)="dde15aba2d8bb3c33938a4798533c75ae9ada0405b648aa8687ff982b988969ca1dc544d671c1a5190f8bee43948bba9bb237c4fa1063b22723f3183679320ea8009024673150b7e19588bfee08f347adedb9332b8834164523f7e6aa216f71dd7", 0x61, 0x0) keyctl$clear(0x7, r2) readlinkat(r0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)=""/123, 0x7b) ioctl$KDGETMODE(r0, 0x4b3b, &(0x7f00000001c0)) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000200)) socket$bt_hidp(0x1f, 0x3, 0x6) mq_notify(0xffffffffffffffff, &(0x7f0000c38000)={0x20000000, 0x15, 0x8000000000002, @thr={&(0x7f000090b000), &(0x7f00009a5fb7)}}) ioctl$int_in(r0, 0x5473, &(0x7f00000000c0)=0x6) openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r3 = syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0x0, 0x0) geteuid() perf_event_open(&(0x7f000001d000)={0x5, 0x78, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_buf(r4, 0x29, 0x45, &(0x7f0000ab2fe2)=""/30, &(0x7f0000000000)=0x1e) ioctl(r3, 0x440000000000127d, &(0x7f000002cfff)) r5 = eventfd2(0x0, 0x80801) sendfile(r5, r0, &(0x7f0000000080)=0x10, 0x10ed5b) 2018/04/20 17:23:48 executing program 4: socket$inet6_sctp(0xa, 0x5, 0x84) r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x2000) r1 = socket$bt_bnep(0x1f, 0x3, 0x4) setsockopt$bt_BT_SECURITY(r1, 0x112, 0x4, &(0x7f0000000040)={0x7d48a67c, 0x660}, 0x2) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f00000000c0)=0x80000000) close(r0) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ashmem\x00', 0x80000, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x200, 0x0) ioctl$KVM_DIRTY_TLB(r2, 0x4010aeaa, &(0x7f0000000140)={0x7, 0x1}) 2018/04/20 17:23:48 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0xfffffffffffffffe) setsockopt$inet6_tcp_int(r1, 0x6, 0x1b, &(0x7f0000483ffc)=0x1, 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) r2 = accept4(r1, &(0x7f00003ad000)=ANY=[], &(0x7f00008f1ffc), 0x0) getsockopt$inet6_tcp_buf(r2, 0x6, 0x1c, &(0x7f00000000c0)=""/106, &(0x7f0000000000)=0x6a) 2018/04/20 17:23:48 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000fe6ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) poll(&(0x7f0000000040)=[{r0}], 0x1, 0xd61) r1 = syz_open_pts(r0, 0x0) close(r1) 2018/04/20 17:23:48 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000000280)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000000340)=""/28, 0x33d) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80000000080}, "706f727431000000000000000000000000000000000000000000eb000000b2a587e2000000000000000000000000000101008e15e7af00", 0xa9824f69d1376633, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0x40a85323, &(0x7f00000000c0)={{0x80}, 'port0\x00'}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) dup2(r0, r1) 2018/04/20 17:23:48 executing program 6: unshare(0x60000000) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'gre0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00006bcff0)={&(0x7f0000000080)=@ipv6_newaddr={0x2c, 0x14, 0x111, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r1}, [@IFA_ADDRESS={0x14, 0x1}]}, 0x2c}, 0x1}, 0x0) 2018/04/20 17:23:49 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndpcmc(&(0x7f0000000180)='/dev/snd/pcmC#D#c\x00', 0x0, 0x28400) 2018/04/20 17:23:49 executing program 4: r0 = syz_open_dev$sndctrl(&(0x7f0000004fed)='/dev/snd/controlC#\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r0, 0xc1205531, &(0x7f0000003ffc)) [ 897.699474] IPVS: ftp: loaded support on port[0] = 21 2018/04/20 17:23:49 executing program 4: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000300)='/selinux/enforce\x00', 0x16907e, 0x0) fallocate(r0, 0x3, 0x0, 0x10001) 2018/04/20 17:23:49 executing program 7: perf_event_open(&(0x7f0000348f88)={0x2, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000ee0000)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f0000001ff0)={0x1d}, 0x10) sendmsg$can_raw(r0, &(0x7f0000001fc8)={&(0x7f000000a000)={0x1d, r1}, 0x336, &(0x7f0000000000)={&(0x7f0000004fb8)=@canfd={{0x4}, 0x0, 0x0, 0x0, 0x0, "0327e1b22b5fce00029c699f5ff986ca08990039966a7d5cb2bdac3fa820845860cb5fee496e6866856b76b50100000000000000004e2f5763a918fa1efd9b0b"}, 0x48}, 0x1}, 0x0) 2018/04/20 17:23:49 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x67, 0xe99d, 0x0, 0x0, 0x0, 0x0, 0x5, 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_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/20 17:23:49 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='/exe\x00\x00\x00\x00\x00\x00') perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$fiemap(r0, 0x40086602, &(0x7f00000011c0)) 2018/04/20 17:23:49 executing program 4: r0 = socket$inet6(0xa, 0x802, 0x100000000000088) sendto$inet6(r0, &(0x7f0000000040), 0x0, 0x8000, &(0x7f0000001040)={0xa, 0x4e22, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x9}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0x3e, &(0x7f0000000180)=0x9, 0x4) sendto$inet6(r0, &(0x7f00000001c0)="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", 0x57d, 0x0, 0x0, 0x0) 2018/04/20 17:23:49 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='smaps\x00') close(r0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r1 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$msdos(&(0x7f0000000400)='msdos\x00', &(0x7f0000000440)='./file0\x00', 0x0, 0x1, &(0x7f0000001640)=[{&(0x7f0000000480)="9196b107dc9e5c731d56d84afa", 0xd, 0x1f}], 0x0, &(0x7f0000000580)=ANY=[]) memfd_create(&(0x7f00000005c0)='\'&\x00', 0x2) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) recvmsg$kcm(r1, &(0x7f0000000340)={&(0x7f0000000100)=@nl=@unspec, 0x80, &(0x7f0000000000)=[{&(0x7f0000000200)=""/80, 0x50}, {&(0x7f0000000280)=""/90, 0x5a}], 0x2, &(0x7f00000004c0)=""/142, 0x8e, 0xbd}, 0x40) openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x200000, 0x0) 2018/04/20 17:23:50 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000403000)={&(0x7f0000000140)={0x1c, 0x3, 0x1, 0xffffffffffffffff, 0x0, 0x0, {}, [@nested={0x8, 0x8, [@generic="b6"]}]}, 0x1c}, 0x1}, 0x0) 2018/04/20 17:23:50 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x66, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x58, 0x0, 0x0, 0x0, 0x4, 0x0, @rand_addr=0xfffffffffffffffc, @remote={0xac, 0x14, 0x14, 0xbb}}, @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b}, {0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x86dd}, {0x8, 0x88be, 0x0, {{0x0, 0x1}, 0x1}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2}, 0x2}}, {0x8, 0x6558}}}}}}, &(0x7f0000001400)) 2018/04/20 17:23:50 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='smaps\x00') close(r0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r1 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$msdos(&(0x7f0000000400)='msdos\x00', &(0x7f0000000440)='./file0\x00', 0x0, 0x1, &(0x7f0000001640)=[{&(0x7f0000000480)="9196b107dc9e5c731d56d84afa", 0xd, 0x1f}], 0x0, &(0x7f0000000580)=ANY=[]) memfd_create(&(0x7f00000005c0)='\'&\x00', 0x2) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) recvmsg$kcm(r1, &(0x7f0000000340)={&(0x7f0000000100)=@nl=@unspec, 0x80, &(0x7f0000000000)=[{&(0x7f0000000200)=""/80, 0x50}, {&(0x7f0000000280)=""/90, 0x5a}], 0x2, &(0x7f00000004c0)=""/142, 0x8e, 0xbd}, 0x40) openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x200000, 0x0) 2018/04/20 17:23:50 executing program 5: io_setup(0xbc, &(0x7f0000000280)=0x0) r1 = socket(0x18, 0x0, 0x1) io_submit(r0, 0x1, &(0x7f0000000080)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000100), 0x24d}]) 2018/04/20 17:23:50 executing program 6: unshare(0x60000000) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'gre0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00006bcff0)={&(0x7f0000000080)=@ipv6_newaddr={0x2c, 0x14, 0x111, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r1}, [@IFA_ADDRESS={0x14, 0x1}]}, 0x2c}, 0x1}, 0x0) 2018/04/20 17:23:50 executing program 2: r0 = memfd_create(&(0x7f0000000140)='\x00', 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x2011, r0, 0x0) move_pages(0x0, 0x2000000000000316, &(0x7f0000001a00)=[&(0x7f0000008000/0x2000)=nil], &(0x7f0000001a80), &(0x7f0000000080), 0x0) 2018/04/20 17:23:50 executing program 7: perf_event_open(&(0x7f0000348f88)={0x2, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000ee0000)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f0000001ff0)={0x1d}, 0x10) sendmsg$can_raw(r0, &(0x7f0000001fc8)={&(0x7f000000a000)={0x1d, r1}, 0x336, &(0x7f0000000000)={&(0x7f0000004fb8)=@canfd={{0x4}, 0x0, 0x0, 0x0, 0x0, "0327e1b22b5fce00029c699f5ff986ca08990039966a7d5cb2bdac3fa820845860cb5fee496e6866856b76b50100000000000000004e2f5763a918fa1efd9b0b"}, 0x48}, 0x1}, 0x0) 2018/04/20 17:23:50 executing program 0: openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x0, 0x0) setrlimit(0x7, &(0x7f0000becff0)={0x16}) r0 = openat$ion(0xffffffffffffff9c, &(0x7f00008b4ff7)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000009000)={0x10001}) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000000100)={0x100000010, 0x6, 0x4}) 2018/04/20 17:23:50 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(blowfish-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000040)="d179f250", 0x4) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000002780)=[{0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) sendto(r1, &(0x7f0000000080)="f8dc88b04df9bdb52e184614a4283343049e80f5efdc75d7c71797954a828c0d5cbf67501821621f9660860fb01447371fdf25eb054c05326f31eb908c8aad737e8381c1e8b34426b2753f8e1fa098cb1bc65685dd120075", 0x58, 0x0, &(0x7f0000000380)=@sco={0x1f}, 0x80) recvmsg(r1, &(0x7f00001b0000)={&(0x7f00003a4fa0)=@nfc_llcp, 0x80, &(0x7f0000045000)=[{&(0x7f0000000300)=""/88, 0x58}], 0x1, &(0x7f00009f2000)=""/190, 0xbe}, 0x0) 2018/04/20 17:23:50 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='smaps\x00') close(r0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r1 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$msdos(&(0x7f0000000400)='msdos\x00', &(0x7f0000000440)='./file0\x00', 0x0, 0x1, &(0x7f0000001640)=[{&(0x7f0000000480)="9196b107dc9e5c731d56d84afa", 0xd, 0x1f}], 0x0, &(0x7f0000000580)=ANY=[]) memfd_create(&(0x7f00000005c0)='\'&\x00', 0x2) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) recvmsg$kcm(r1, &(0x7f0000000340)={&(0x7f0000000100)=@nl=@unspec, 0x80, &(0x7f0000000000)=[{&(0x7f0000000200)=""/80, 0x50}, {&(0x7f0000000280)=""/90, 0x5a}], 0x2, &(0x7f00000004c0)=""/142, 0x8e, 0xbd}, 0x40) openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x200000, 0x0) [ 899.657434] IPVS: ftp: loaded support on port[0] = 21 2018/04/20 17:23:51 executing program 0: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r0, 0xaf01, &(0x7f00002d7000)=&(0x7f0000989fff)) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000001000)) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x0, &(0x7f00003acf97)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f000017d000)=""/199}) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000cef000)={0x1, 0x0, &(0x7f000062a000)=""/167, &(0x7f0000aac000)=""/21, &(0x7f00002fdf52)=""/174}) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000f82ffc)=0x1) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4008af10, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)=""/239, &(0x7f0000000100)=""/47, &(0x7f0000000140)=""/183}) 2018/04/20 17:23:51 executing program 7: perf_event_open(&(0x7f0000348f88)={0x2, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000ee0000)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f0000001ff0)={0x1d}, 0x10) sendmsg$can_raw(r0, &(0x7f0000001fc8)={&(0x7f000000a000)={0x1d, r1}, 0x336, &(0x7f0000000000)={&(0x7f0000004fb8)=@canfd={{0x4}, 0x0, 0x0, 0x0, 0x0, "0327e1b22b5fce00029c699f5ff986ca08990039966a7d5cb2bdac3fa820845860cb5fee496e6866856b76b50100000000000000004e2f5763a918fa1efd9b0b"}, 0x48}, 0x1}, 0x0) 2018/04/20 17:23:51 executing program 4: socket$bt_bnep(0x1f, 0x3, 0x4) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001f0000)='/dev/ptmx\x00', 0x1000002, 0x0) ioctl$TCXONC(r0, 0x540a, 0x0) write(r0, &(0x7f0000caf000)="9c", 0x1) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x1) ioctl$LOOP_GET_STATUS(0xffffffffffffffff, 0x4c03, &(0x7f00000001c0)) 2018/04/20 17:23:51 executing program 5: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_tcp_int(r0, 0x6, 0xb, &(0x7f0000001000), &(0x7f0000012000)=0x4) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) 2018/04/20 17:23:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000000440)={0x0, 0x0}, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control\x00', 0x0, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/syz0\x00', 0x1ff) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f0000000000)=""/93) getsockopt$IPT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x40, &(0x7f00000002c0)={'filter\x00'}, &(0x7f0000000140)=0x54) r5 = dup3(r4, r2, 0x0) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000080)=[@textreal={0x8, &(0x7f0000000240)="3e0f302e0fc75983640ffdb90500f0822c000f20d86635200000000f22d8baf80c66b884c8278766efbafc0c66b8e053aabc66ef0fc799f0c40f07ba4000b06eee66b8fd0000000f23c80f21f866350c0020000f23f8", 0x56}], 0xaaaab09, 0x0, &(0x7f0000000200), 0x0) connect$vsock_stream(r5, &(0x7f0000000180)={0x28, 0x0, 0x2711, @hyper}, 0x10) dup2(r5, r0) ioctl$VT_GETSTATE(r5, 0x5603, &(0x7f00000000c0)) 2018/04/20 17:23:51 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='smaps\x00') close(r0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r1 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$msdos(&(0x7f0000000400)='msdos\x00', &(0x7f0000000440)='./file0\x00', 0x0, 0x1, &(0x7f0000001640)=[{&(0x7f0000000480)="9196b107dc9e5c731d56d84afa", 0xd, 0x1f}], 0x0, &(0x7f0000000580)=ANY=[]) memfd_create(&(0x7f00000005c0)='\'&\x00', 0x2) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) recvmsg$kcm(r1, &(0x7f0000000340)={&(0x7f0000000100)=@nl=@unspec, 0x80, &(0x7f0000000000)=[{&(0x7f0000000200)=""/80, 0x50}, {&(0x7f0000000280)=""/90, 0x5a}], 0x2, &(0x7f00000004c0)=""/142, 0x8e, 0xbd}, 0x40) openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x200000, 0x0) 2018/04/20 17:23:51 executing program 6: unshare(0x60000000) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'gre0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00006bcff0)={&(0x7f0000000080)=@ipv6_newaddr={0x2c, 0x14, 0x111, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r1}, [@IFA_ADDRESS={0x14, 0x1}]}, 0x2c}, 0x1}, 0x0) 2018/04/20 17:23:51 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) close(r0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000d60000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(des3_ede)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000001f3a)="ad56b6c5820faeb995298992ea54c7beef9f5d56534c90c2", 0x18) r2 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r2, &(0x7f0000704000)={0x0, 0x0, &(0x7f0000724ff0)=[{&(0x7f0000fa7f12)="b1c54112aad2c4c3c495962c2e68b6455b79accaad45c65a", 0x18}], 0x1, &(0x7f0000fa6fe8)}, 0x0) recvmsg(r2, &(0x7f0000b2f000)={&(0x7f00008e8000)=@nfc, 0x10, &(0x7f0000000100)=[{&(0x7f0000000000)=""/203, 0xcb}], 0x1, &(0x7f0000590000)}, 0x0) 2018/04/20 17:23:51 executing program 5: r0 = syz_open_dev$binder(&(0x7f0000000040)='/dev/binder#\x00', 0xffffffffffffffff, 0x3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r0, 0x0) 2018/04/20 17:23:51 executing program 3: clone(0x0, &(0x7f0000000380), &(0x7f0000b02000), &(0x7f00000aaffc), &(0x7f0000002886)) waitid(0x0, 0x0, &(0x7f0000000140), 0x204100000c, &(0x7f0000000000)) 2018/04/20 17:23:51 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000000040)='/exe\x00', 0x0) r1 = syz_open_procfs(0x0, &(0x7f00000000c0)='/exe\x00\x00\x00\x00\x00\x00') fcntl$setstatus(r1, 0x4, 0x4004) socket$l2tp(0x18, 0x1, 0x1) sendfile(r0, r1, &(0x7f0000000140), 0x80000000000001) [ 899.967410] IPVS: ftp: loaded support on port[0] = 21 2018/04/20 17:23:51 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000180)='hugetlb.2MB.limit_in_bytes\x00', 0x2, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) write$cgroup_type(r2, &(0x7f0000000280)='threaded\x00', 0x1) socket$bt_cmtp(0x1f, 0x3, 0x5) fcntl$dupfd(r2, 0x406, r1) 2018/04/20 17:23:51 executing program 1: r0 = socket$inet_smc(0x2b, 0x1, 0x0) io_setup(0xe, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000002380)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000080)="ef", 0x1, 0x0, 0x0, 0x4}]) r2 = semget(0x2, 0x0, 0x400) semctl$SEM_INFO(r2, 0x7, 0x13, &(0x7f0000000380)=""/161) r3 = syz_open_dev$vcsn(&(0x7f0000000440)='/dev/vcs#\x00', 0x800, 0x201) getsockopt$netrom_NETROM_T2(r3, 0x103, 0x2, &(0x7f0000000480)=0xffffffffffffffc6, &(0x7f00000004c0)=0x4) getpeername$netlink(r0, &(0x7f0000000040), &(0x7f00000000c0)=0xc) execve(&(0x7f00000005c0)='./file0\x00', &(0x7f0000000840)=[&(0x7f0000000600)='/dev/vcs#\x00', &(0x7f0000000640)='/dev/sequencer\x00', &(0x7f0000000680)='/dev/vcs#\x00', &(0x7f00000006c0)='}keyring\x00', &(0x7f0000000700)='/dev/vcs#\x00', &(0x7f0000000740)='/dev/vcs#\x00', &(0x7f0000000780)='/dev/sequencer\x00', &(0x7f00000007c0)='/dev/vcs#\x00', &(0x7f0000000800)='\\system\x00'], &(0x7f0000000a00)=[&(0x7f00000008c0)='/dev/vcs#\x00', &(0x7f0000000900)='/dev/vcs#\x00', &(0x7f0000000940)='/dev/vcs#\x00', &(0x7f0000000980)='/dev/vcs#\x00', &(0x7f00000009c0)='[em0\x00']) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r3, 0x118, 0x1, &(0x7f0000000a40)=0x2, 0x4) stat(&(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}) getgroups(0x1, &(0x7f0000000240)=[0x0]) r6 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer\x00', 0x0, 0x0) ioctl$LOOP_GET_STATUS(r0, 0x4c03, &(0x7f0000000280)) socketpair$ax25(0x3, 0x7, 0xc4, &(0x7f0000000500)) signalfd4(r6, &(0x7f0000000540)={0x8}, 0x8, 0x80000) syz_fuse_mount(&(0x7f0000000100)='./file0\x00', 0x6000, r4, r5, 0x1, 0x1) setsockopt$netlink_NETLINK_NO_ENOBUFS(r3, 0x10e, 0x5, &(0x7f0000000580)=0x1f, 0x4) 2018/04/20 17:23:51 executing program 5: unshare(0x60000000) r0 = socket$inet6_udp(0xa, 0x2, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x3d, &(0x7f0000000040)={'raw\x00'}, &(0x7f0000000780)=0x54) 2018/04/20 17:23:51 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x1000000c4, 0x20000001, &(0x7f0000faafe4)={0xa, 0x4e22}, 0x1c) r2 = accept4(r1, &(0x7f0000218fa8)=@alg, &(0x7f0000db4ffc)=0x214, 0x0) setsockopt$inet6_opts(r2, 0x29, 0x3b, &(0x7f0000001200)=@routing, 0x8) 2018/04/20 17:23:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000000440)={0x0, 0x0}, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control\x00', 0x0, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/syz0\x00', 0x1ff) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f0000000000)=""/93) getsockopt$IPT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x40, &(0x7f00000002c0)={'filter\x00'}, &(0x7f0000000140)=0x54) r5 = dup3(r4, r2, 0x0) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000080)=[@textreal={0x8, &(0x7f0000000240)="3e0f302e0fc75983640ffdb90500f0822c000f20d86635200000000f22d8baf80c66b884c8278766efbafc0c66b8e053aabc66ef0fc799f0c40f07ba4000b06eee66b8fd0000000f23c80f21f866350c0020000f23f8", 0x56}], 0xaaaab09, 0x0, &(0x7f0000000200), 0x0) connect$vsock_stream(r5, &(0x7f0000000180)={0x28, 0x0, 0x2711, @hyper}, 0x10) dup2(r5, r0) ioctl$VT_GETSTATE(r5, 0x5603, &(0x7f00000000c0)) 2018/04/20 17:23:51 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f000067efe4)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00005a0fff)='8', 0x1, 0x0, &(0x7f00007bcfe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000002780)={0x0, 0x0, 0x1400004000020030}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f0000000080), 0x0, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000180)=[{&(0x7f0000000300)='|', 0x1}], 0x1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000040), 0x20) write$binfmt_script(r0, &(0x7f0000000100)={'#! ', './file0', [], 0xa}, 0xb) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000f0cffc), 0x4) sendto$inet6(r0, &(0x7f00000000c0)='t', 0x1, 0x0, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000700)="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", 0x601, 0x0, 0x0, 0x0) [ 900.290700] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/20 17:23:52 executing program 5: socket$bt_bnep(0x1f, 0x3, 0x4) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001f0000)='/dev/ptmx\x00', 0x1000002, 0x0) ioctl$TCXONC(r0, 0x540a, 0x0) write(r0, &(0x7f0000caf000)="9c", 0x1) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x1) ioctl$LOOP_GET_STATUS(0xffffffffffffffff, 0x4c03, &(0x7f00000001c0)) 2018/04/20 17:23:52 executing program 0: r0 = syz_open_dev$binder(&(0x7f0000000080)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40020011, r0, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) r2 = socket$inet6_icmp(0xa, 0x2, 0x3a) r3 = add_key$user(&(0x7f0000000280)='user\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000300)="c9b980a323a538", 0x7, 0xfffffffffffffffb) r4 = request_key(&(0x7f0000000340)='rxrpc\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000003c0)='veth1_to_team\x00', 0xfffffffffffffffe) keyctl$negate(0xd, r3, 0x4, r4) setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000100)={0x8, {{0xa, 0x4e21, 0x7b, @ipv4={[], [0xff, 0xff]}, 0x1b}}}, 0x88) r5 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x7, 0x40) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000001c0), &(0x7f0000000200)=0x4) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000040)={0x0, {{0x2}}}, 0x88) ioctl$sock_ipx_SIOCSIFADDR(r5, 0x8916, &(0x7f0000000240)={'veth1_to_team\x00', {0x4, 0x5, 0x6, "2e943f03fb25", 0xe731}}) 2018/04/20 17:23:52 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x9b1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x9) perf_event_open(&(0x7f000001d000)={0x5, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_buf(r0, 0x6, 0x1c, &(0x7f0000001080)=""/4096, &(0x7f0000000000)=0x1000) r1 = accept4(r0, &(0x7f0000000080)=@nl=@unspec, &(0x7f0000000100)=0x80, 0x80000) setsockopt$inet6_udp_encap(r1, 0x11, 0x64, &(0x7f0000000040)=0x2, 0x3) 2018/04/20 17:23:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000000440)={0x0, 0x0}, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control\x00', 0x0, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/syz0\x00', 0x1ff) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f0000000000)=""/93) getsockopt$IPT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x40, &(0x7f00000002c0)={'filter\x00'}, &(0x7f0000000140)=0x54) r5 = dup3(r4, r2, 0x0) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000080)=[@textreal={0x8, &(0x7f0000000240)="3e0f302e0fc75983640ffdb90500f0822c000f20d86635200000000f22d8baf80c66b884c8278766efbafc0c66b8e053aabc66ef0fc799f0c40f07ba4000b06eee66b8fd0000000f23c80f21f866350c0020000f23f8", 0x56}], 0xaaaab09, 0x0, &(0x7f0000000200), 0x0) connect$vsock_stream(r5, &(0x7f0000000180)={0x28, 0x0, 0x2711, @hyper}, 0x10) dup2(r5, r0) ioctl$VT_GETSTATE(r5, 0x5603, &(0x7f00000000c0)) 2018/04/20 17:23:52 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x2) bind$netlink(r0, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfe}, 0xc) sendmsg(r0, &(0x7f0000000940)={&(0x7f0000000140)=@nl=@proc={0x10, 0x0, 0x25dfdbfe}, 0xc, &(0x7f0000000740)=[{&(0x7f0000000500)="11f0d9ab8bbd26d1f092dc5c1f67c28b", 0x10}], 0x5bd5e858949d6147, &(0x7f0000000780), 0xff28}, 0x0) r1 = getpgrp(0xffffffffffffffff) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f00000001c0)={{{@in=@local, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@dev}}, &(0x7f0000000040)=0xe8) recvmsg(r0, &(0x7f0000000700)={&(0x7f0000000540)=@nfc, 0x80, &(0x7f00000004c0)=[{&(0x7f00000005c0)=""/128, 0x80}, {&(0x7f0000000640)=""/157, 0x9d}, {&(0x7f0000000780)=""/85, 0x55}, {&(0x7f0000000800)=""/241, 0xf1}], 0x4, 0x0, 0x0, 0xab2}, 0x40) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f00000000c0)={0x0, 0x0}) r4 = getpgid(0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000100)={0x0, 0x0}) sendmsg$netlink(r0, &(0x7f0000000480)={&(0x7f0000000000)=@proc={0x10, 0x0, 0x25dfdbfc, 0x82001000}, 0xc, &(0x7f0000000440)=[{&(0x7f00000002c0)={0x138, 0x1d, 0x139, 0x70bd29, 0x25dfdbff, "", [@nested={0x128, 0x8a, [@generic="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", @typed={0x8, 0x8c, @u32}, @typed={0x8, 0x4a, @pid=r1}, @typed={0xc, 0x66, @u64=0x200000000}, @typed={0x8, 0x13, @uid=r2}]}]}, 0x138}, {&(0x7f0000000980)={0x22b4, 0x31, 0x400, 0x70bd2b, 0x25dfdbfd, "", [@typed={0x14, 0x23, @ipv6=@loopback={0x0, 0x1}}, @nested={0x10c0, 0x86, [@generic="0d706440f5140756603969ce6a68aea5710bf1f32b4f5491bcfccf653f7545dcc63724f0971b79e0ad536dc377314f5be5b53345c941e29bcc45e3e1fa4db380a4f0c96c567f32f6e4649e71d21254e236cf855ae386d4c8b16ea3963fe38e042b390f515c1744674010392c33469340606b8ea21faf9789", 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@generic="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@typed={0x8, 0x85, @pid=r4}, @typed={0x8, 0x6b, @pid=r5}, @typed={0x8, 0x2c, @fd=r0}]}]}, 0x22b4}, {&(0x7f0000000400)={0x18, 0x22, 0x1, 0x70bd2a, 0x25dfdbfb, "", [@typed={0x8, 0x1e, @u32=0xfffffffffffffffc}]}, 0x18}], 0x3, 0x0, 0x0, 0x20004840}, 0x44001) 2018/04/20 17:23:52 executing program 4: socket$bt_bnep(0x1f, 0x3, 0x4) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001f0000)='/dev/ptmx\x00', 0x1000002, 0x0) ioctl$TCXONC(r0, 0x540a, 0x0) write(r0, &(0x7f0000caf000)="9c", 0x1) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x1) ioctl$LOOP_GET_STATUS(0xffffffffffffffff, 0x4c03, &(0x7f00000001c0)) 2018/04/20 17:23:52 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f000067efe4)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00005a0fff)='8', 0x1, 0x0, &(0x7f00007bcfe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000002780)={0x0, 0x0, 0x1400004000020030}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f0000000080), 0x0, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000180)=[{&(0x7f0000000300)='|', 0x1}], 0x1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000040), 0x20) write$binfmt_script(r0, &(0x7f0000000100)={'#! ', './file0', [], 0xa}, 0xb) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000f0cffc), 0x4) sendto$inet6(r0, &(0x7f00000000c0)='t', 0x1, 0x0, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000700)="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", 0x601, 0x0, 0x0, 0x0) 2018/04/20 17:23:52 executing program 7: perf_event_open(&(0x7f0000348f88)={0x2, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000ee0000)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f0000001ff0)={0x1d}, 0x10) sendmsg$can_raw(r0, &(0x7f0000001fc8)={&(0x7f000000a000)={0x1d, r1}, 0x336, &(0x7f0000000000)={&(0x7f0000004fb8)=@canfd={{0x4}, 0x0, 0x0, 0x0, 0x0, "0327e1b22b5fce00029c699f5ff986ca08990039966a7d5cb2bdac3fa820845860cb5fee496e6866856b76b50100000000000000004e2f5763a918fa1efd9b0b"}, 0x48}, 0x1}, 0x0) [ 901.324832] binder: 16045:16050 ioctl 8916 20000240 returned -22 2018/04/20 17:23:52 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000440)=ANY=[@ANYBLOB="0f7f81dc050000004370127528b35155672531892b70f196"], &(0x7f0000000240)=0x1) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000de9000)=[@text32={0x20, &(0x7f0000f59fc6)="0fc75fedc4c3c968fb6c0f9cfbb9040100c00f3266b842008ee80f230064672ec015dec4e245bea5d41e6082f9440f20c03506000000440f22c0", 0x3a}], 0x1, 0x0, &(0x7f0000000180), 0x1ba) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_GET_IRQCHIP(r1, 0xc208ae62, &(0x7f0000000000)=@ioapic) 2018/04/20 17:23:52 executing program 0: r0 = creat(&(0x7f0000000000)='./file0\x00', 0x5) ioctl$VT_WAITACTIVE(r0, 0x5607) r1 = syz_open_dev$binder(&(0x7f0000006000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = memfd_create(&(0x7f0000755ffd)=',&\x00', 0x0) r3 = fcntl$dupfd(r1, 0x0, r2) ioctl$ASHMEM_GET_NAME(r3, 0xc0046209, &(0x7f0000830f3b)=""/197) 2018/04/20 17:23:52 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:23:52 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ptmx\x00', 0x105, 0x0) perf_event_open(&(0x7f0000000000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff}) openat$cgroup_ro(r1, &(0x7f00000000c0)='cpu.stat\x00', 0x0, 0x0) writev(r0, &(0x7f0000000080), 0x0) ioctl$TCSETA(r0, 0x5402, &(0x7f0000f9f000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}) acct(0x0) 2018/04/20 17:23:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000000440)={0x0, 0x0}, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control\x00', 0x0, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/syz0\x00', 0x1ff) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f0000000000)=""/93) getsockopt$IPT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x40, &(0x7f00000002c0)={'filter\x00'}, &(0x7f0000000140)=0x54) r5 = dup3(r4, r2, 0x0) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000080)=[@textreal={0x8, &(0x7f0000000240)="3e0f302e0fc75983640ffdb90500f0822c000f20d86635200000000f22d8baf80c66b884c8278766efbafc0c66b8e053aabc66ef0fc799f0c40f07ba4000b06eee66b8fd0000000f23c80f21f866350c0020000f23f8", 0x56}], 0xaaaab09, 0x0, &(0x7f0000000200), 0x0) connect$vsock_stream(r5, &(0x7f0000000180)={0x28, 0x0, 0x2711, @hyper}, 0x10) dup2(r5, r0) ioctl$VT_GETSTATE(r5, 0x5603, &(0x7f00000000c0)) 2018/04/20 17:23:52 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f000067efe4)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00005a0fff)='8', 0x1, 0x0, &(0x7f00007bcfe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000002780)={0x0, 0x0, 0x1400004000020030}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f0000000080), 0x0, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000180)=[{&(0x7f0000000300)='|', 0x1}], 0x1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000040), 0x20) write$binfmt_script(r0, &(0x7f0000000100)={'#! ', './file0', [], 0xa}, 0xb) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000f0cffc), 0x4) sendto$inet6(r0, &(0x7f00000000c0)='t', 0x1, 0x0, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000700)="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", 0x601, 0x0, 0x0, 0x0) 2018/04/20 17:23:52 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x4480, 0x0) ioctl$VT_GETMODE(r0, 0x5601, &(0x7f0000000100)) r1 = socket$netlink(0x10, 0x3, 0x4) writev(r1, &(0x7f0000000080)=[{&(0x7f0000000000)="580000001400192340834b80040d8c560a060000ec04a200000543dfd87c5800004824ca943264008900050000000000000000048302000000ea000004000003d46b05a38100000010000100070c09040000000000000005", 0x58}], 0x1) r2 = syz_open_dev$usbmon(&(0x7f0000000140)='/dev/usbmon#\x00', 0x4, 0x2200) getsockname$ax25(r2, &(0x7f0000000180), &(0x7f00000001c0)=0x10) 2018/04/20 17:23:53 executing program 3: r0 = socket$nl_generic(0xa, 0x5, 0x84) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r1, 0x81785501, &(0x7f00000000c0)=""/248) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000b80)={'ip6tnl0\x00', &(0x7f0000000040)=ANY=[@ANYBLOB="0000000000000000000000000000000000000000000000000000000000d73e0000000000"]}) 2018/04/20 17:23:54 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:23:54 executing program 0: r0 = gettid() exit(0x0) ioprio_get$pid(0x2, r0) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000180)='/dev/cuse\x00', 0x40800, 0x0) ioctl$GIO_FONTX(r1, 0x4b6b, &(0x7f00000001c0)=""/49) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/mixer\x00', 0x10000, 0x0) ioctl$KVM_SET_PIT(r2, 0x8048ae66, &(0x7f0000000040)={[{0x8001, 0x2, 0xfffffffffffffffd, 0x7, 0x800, 0x5, 0x1, 0x5, 0x5f3cee61, 0x1, 0x81, 0x0, 0x9}, {0x972, 0x6, 0x3f, 0x8001, 0x40, 0x2, 0x10001, 0x1, 0x0, 0x0, 0x7, 0x1ff, 0x7}, {0x80000001, 0x1, 0x5, 0x4, 0x8, 0xfffffffffffffff9, 0x7, 0x5, 0x8, 0x3, 0x0, 0x8, 0x8}], 0x7}) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f00000000c0), &(0x7f0000000100)=0x4) ioctl$UFFDIO_ZEROPAGE(r2, 0xc020aa04, &(0x7f0000000000)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) 2018/04/20 17:23:54 executing program 7: mlockall(0x2) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) remap_file_pages(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x1000003, 0x0, 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000032e000)) chdir(&(0x7f0000f95000)='./file0\x00') r0 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) pwritev(0xffffffffffffffff, &(0x7f0000001580), 0x0, 0x0) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x9a1d) setsockopt$inet6_mtu(0xffffffffffffffff, 0x29, 0x17, &(0x7f0000000240), 0x4) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f00000002c0)=ANY=[@ANYBLOB="050000000000035f2100000000b38f6e45a3f0691c27f2f7c0c1a1b9510396ff606a16545cf358b59212802668981024c1a3fb6eb99e97dc9e09e5ea51b14a7531b36c730650f0bdaa0beb4006945e3c357725d8e535d339d0"], &(0x7f00000000c0)=0x1) ftruncate(r0, 0x7fff) r1 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x2, 0x11, r1, 0x0) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rtc\x00', 0x28240, 0x0) r3 = pkey_alloc(0x0, 0x0) pkey_mprotect(&(0x7f0000000000/0x600000)=nil, 0x600000, 0xe, r3) getsockopt$inet_udp_int(r2, 0x11, 0x0, &(0x7f00000001c0), &(0x7f0000000200)=0x4) open(&(0x7f0000000080)='./bus\x00', 0x80203, 0x0) pipe(&(0x7f0000000400)) r4 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/anycast6\x00') preadv(r4, &(0x7f00000005c0)=[{&(0x7f0000000b80)=""/202, 0xca}], 0x1, 0x0) r5 = request_key(&(0x7f0000000380)='dns_resolver\x00', &(0x7f00000003c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000440)='\x00', 0xfffffffffffffffe) r6 = add_key$keyring(&(0x7f0000000500)='keyring\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffa) syz_genetlink_get_family_id$ipvs(&(0x7f0000000580)='IPVS\x00') keyctl$search(0xa, r5, &(0x7f0000000480)='id_legacy\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x2}, r6) 2018/04/20 17:23:54 executing program 3: r0 = socket$nl_generic(0xa, 0x5, 0x84) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r1, 0x81785501, &(0x7f00000000c0)=""/248) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000b80)={'ip6tnl0\x00', &(0x7f0000000040)=ANY=[@ANYBLOB="0000000000000000000000000000000000000000000000000000000000d73e0000000000"]}) 2018/04/20 17:23:54 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f000067efe4)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00005a0fff)='8', 0x1, 0x0, &(0x7f00007bcfe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000002780)={0x0, 0x0, 0x1400004000020030}, 0xc) sendto$inet6(0xffffffffffffffff, &(0x7f0000000080), 0x0, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000180)=[{&(0x7f0000000300)='|', 0x1}], 0x1) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000040), 0x20) write$binfmt_script(r0, &(0x7f0000000100)={'#! ', './file0', [], 0xa}, 0xb) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000f0cffc), 0x4) sendto$inet6(r0, &(0x7f00000000c0)='t', 0x1, 0x0, 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000700)="ab678e2ebfeae4920ae9bb13c20e93f388183ac4a2fa22ab35482d963b673b2e3d097a2b9761c77c0033029b4874daf80a1281fbee31a29fae9da2a4cd9f9f39cd0b62cf362844a1f13ce98c43faa77350d6ee3fe2f17b5ac8d1cfed046a25cbc6d5168e9c323e3d983ee54f2177b3730d3a9e4c67e99139956a6318cc3b1ebeef554e5dd5f02c4f44b822cbd2983298905ef7803c2f3066c7ac7878a7ccf6681e1c1b221863b900f690854dfd437aa722f1a72bc8cb91b527838a67ab193bcfe27004bc22c481a2ac5f0931602ea7b0427fe3d3cc87eb85df13e168113b7cbd8d617a1f878cb2615452e2476ff5b92fb3ef1302cf055c74f76461f6d7359f30161e4806c6896a8bc6ba2e266c7f549cf6d6604811b19108258d73304214901aa83e1a2bbd1d16a35326b2c57692913c62a693c11c03562a5ce2e2a325f5dded03c7005551eee1a09d439df88213ed51ec559578af1bc67fbe88e99bc7343b80914458cc500be250576efcfc262bf86b31cee8a3c0389234ffc501b17750d24885cbedd7b6658840282872ff51e656722764d616da5b2dde54af10e1bbfa6b97d3e695c229840a997c5eba7ca0c913cc2a3462ce03d7de8c4781b2f218b77437fc0143bc3b1af052b7d4c702f02805a12572d409af2591821cf2e826662b4f235e063b00b06e6b97400c56673279a05298695ca16a9756d78d5486cc98e7d54fd1831fc7deff93ba310d7f976724d837724be95bdb0c5359a340653bd447c6a63a29b31620b20b5385ed03ce555987ab7b50b2519d5a5f9c44c107a150faa8828a2b5ab80e544c8352c8ad0c37be64d75c61b52ffebaad3a8c6a7d0966b13199b87a83556294add169799baba95a27c499cb08fac672b6179985053764615a3574acfa7f0488b49267026049265149dc5a06c7dc09590536ddcacd409ff020237e8a330c3e1efd1f1a3d3b54dc636dbc6dc12678b4a5ded36a4c4cbfe6c594daa141c2fe01411477cb2dd0d369cb2b82719b4daaa6cc5486bc1bed933e0ee7f5f774d0a9fadc75d63b3ebebabe98c4df8256877830e1d53244b984fe3429e2bf6fb38c750423974c6813a1830f128ff74078aee79270b5bb3dbc742ab1a3f3baa876080b1f5daeffb9ac72c5697bf808251dfc809d0b38ea666656150ad217140df67039de50bcb4ef260877960a2a5c719d2e2abe6bc843e8b4be8541d7ee7af5a5677cb9694574f5ba91ea88ba4d286f19c39506f39dd35edcaaddc03975d002b3f6c618dc150a3d4c4b7ccaf59ebcdc086e17835ab211754aa5863f033e4ca45a5c18caeaf9a37a7bc24f538d420d791302e328059ebba703d9028917e4ff00c68d768497f63642664872ebdf30c6a88ae483369476143cccdf48243b13b04e5f7203102f0d7caf2f1b3e7a95800f59cd8aab0528baca854c2079b42a2f97c61719b1fc3a7a5191ff3525c748f50df3d1828f4de3b0dfcd1a05ba3b844a8bf98335ea0283c26d8f04be6553b644192d7c7fb731b1e0cbf2a1d3d8f0b99f560f601eadef08a378f7bcce898fab25b07e6a97dad034284a0976f2a15f6b59fbdf91650c295226f951674b26aa190e61c5de0043880cc2e8b45af665314f618851232fe448114622c161ab003747e5f021b5059421777959cc45ed9b76727729e837c17d6bcfde05d92356dd44a3da9bae598a5ad27825860df88429008426fb88fd696578d6d6073543af825db0db7dca09c054e83aae8fbc479eacd44514a573a20ae80beb27dd169d1605996d186eb6153b7b5c1665eb477c6fba2e9bb8fe998ddac8ca0247d408c0a0fddd22e79d59ec90cd56da0ee59dddbf1bea5c22974eb6d084d1615a7b0c9dee6e866606bb26462edcb6570a7f897c98fd733aac3b8dfd267a93a7871b0ab05b9271b59822ac97d84e8ec43ae7317cbb03b2716a94640bdf9bfe6880905eabf902b4ee6399748e78f87cdf0d63b6c692fdc99ed4b6d7ceea20a0370c7c95261f5fe12a5786a64ea3ccef80fbad891876b5d24e5cf2e791eee3e5de2c6980d4bc83a6a1cfe9c7166180e83313c6b998a998b4331ed04016d543c418ec1a419ee20de44eac96144c926f5915a934e4df206fbcd281de30c1d0d831fd45ecdb07c368a27302f1ade2b98d43bdfd9c27bc235509d8babcc9", 0x601, 0x0, 0x0, 0x0) 2018/04/20 17:23:54 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:23:54 executing program 4: socket$bt_bnep(0x1f, 0x3, 0x4) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001f0000)='/dev/ptmx\x00', 0x1000002, 0x0) ioctl$TCXONC(r0, 0x540a, 0x0) write(r0, &(0x7f0000caf000)="9c", 0x1) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x1) ioctl$LOOP_GET_STATUS(0xffffffffffffffff, 0x4c03, &(0x7f00000001c0)) 2018/04/20 17:23:54 executing program 5: socket$bt_bnep(0x1f, 0x3, 0x4) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001f0000)='/dev/ptmx\x00', 0x1000002, 0x0) ioctl$TCXONC(r0, 0x540a, 0x0) write(r0, &(0x7f0000caf000)="9c", 0x1) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x1) ioctl$LOOP_GET_STATUS(0xffffffffffffffff, 0x4c03, &(0x7f00000001c0)) 2018/04/20 17:23:54 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000004c0)={0x2, 0x5, 0x0, 0x0, 0x2000000000000089, 0x0, 0x0, 0x0, [@sadb_sa={0x2, 0x1}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}]}, 0x48}, 0x1}, 0x0) socket(0x10, 0xa, 0x9f) ioctl$void(r0, 0xc0045c7f) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='ns\x00') ioctl$TUNGETFEATURES(r1, 0x800454cf, &(0x7f0000000080)) 2018/04/20 17:23:54 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000000140)='/dev/snd/seq\x00', 0x0, 0x4000000000101801) r1 = dup(r0) ioctl$ASHMEM_GET_PIN_STATUS(r1, 0x7709, 0x0) r2 = dup2(r0, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f000002b000)={0x0, 0x0, 0x0, "9ede7a8c5ae95ec8672c93340f643a664f13eeab65c0322901dc6bd36cde2c51f01b7f0b014f9f91eeb7c37c7240f476c8d753d000aa8faf8fb574dbcfa6dc4d"}) setsockopt$ax25_buf(0xffffffffffffffff, 0x101, 0x0, &(0x7f00000000c0)="bee67019974c6c44b464e888efcb63ec1eb7d7345c5dccfe", 0x18) write$sndseq(r2, &(0x7f0000000080)=[{0x0, 0x0, 0x0, 0x0, @time={0x77359400}, {}, {}, @result={0x401, 0xffffffffffffff80}}], 0x30) dup2(r0, r2) 2018/04/20 17:23:54 executing program 3: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8008, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080)='/dev/snd/midiC#D#\x00', 0x8, 0x1) setsockopt$RDS_GET_MR_FOR_DEST(r0, 0x114, 0x7, &(0x7f00000002c0)={@ax25={0x3, {"3d3a2ef4da2a62"}, 0x9}, {&(0x7f00000001c0)=""/249, 0xf9}, &(0x7f00000000c0), 0x14}, 0xa0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc\x00', 0x0, 0x0) sendmsg$nl_netfilter(r1, &(0x7f0000000100)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000c74fe0)={0x1c, 0x2, 0x6, 0xfffffffffffffffd, 0x0, 0x0, {}, [@typed={0x8, 0x1, @pid}]}, 0x1c}, 0x1}, 0x0) 2018/04/20 17:23:54 executing program 1: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getpid() setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00002c2000)={0x0, {{0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0xfec3) 2018/04/20 17:23:54 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000223fd4)=[@in6={0xa, 0x4e23}], 0x1c) sendto$inet(r0, &(0x7f0000ac0fbb)="c4", 0x1, 0x0, &(0x7f00006e2000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f000056effc), 0x4) uname(&(0x7f00000000c0)=""/91) r1 = syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x40, 0x8000) bind$alg(r1, &(0x7f0000000180)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes256\x00'}, 0x58) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="88000000197947b829e8642ea9635033f1af085669d38c2e902f229cc999eff2d9be"], &(0x7f0000000040)=0x26) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000080)={r2}, 0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000001f00)={0x0, @in6={{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}}}, &(0x7f0000001fc0)=0x84) [ 903.182656] validate_nla: 45 callbacks suppressed [ 903.182664] netlink: 'syz-executor3': attribute type 1 has an invalid length. 2018/04/20 17:23:54 executing program 1: syz_emit_ethernet(0x3e, &(0x7f0000000080)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv6={0x86dd, {0x0, 0x6, "50a09c", 0x8, 0xffffff2f, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, {[], @udp={0x0, 0x6558, 0x8}}}}}}, &(0x7f0000000000)) r0 = syz_open_procfs(0x0, &(0x7f0000000080)="6664001a000000") fchdir(r0) finit_module(r0, &(0x7f0000000040)="6664001a00", 0x3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/20 17:23:54 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x19, &(0x7f0000548000)=0x4, 0x4) sendto$inet6(r0, &(0x7f00000000c0), 0xffffffffffffffcd, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x4, @loopback={0x0, 0x1}}, 0x3e3) sendto$inet6(r0, &(0x7f00000005c0), 0x0, 0x0, &(0x7f00000006c0)={0xa, 0x4e24, 0x0, @loopback={0x0, 0x1}}, 0x1c) recvmsg(r0, &(0x7f0000000400)={&(0x7f0000000000)=@nl=@proc, 0x80, &(0x7f0000000080), 0x0, &(0x7f00000003c0)=""/36, 0x24}, 0x2000) 2018/04/20 17:23:54 executing program 1: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0x42000, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000140)={0x14, 0x0, &(0x7f0000000000)=[@acquire={0x40046305, 0x2}, @dead_binder_done={0x40086310, 0x2}], 0x6, 0x0, &(0x7f0000000040)="8d918bc44d76"}) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000000c0)=@assoc_value={0x0, 0x20}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000001c0)={r1, @in6={{0xa, 0x4e24, 0x7, @mcast1={0xff, 0x1, [], 0x1}, 0x7}}, 0x1, 0xffffffff}, &(0x7f0000000280)=0x90) ioctl$FUSE_DEV_IOC_CLONE(r0, 0x8004e500, &(0x7f0000000080)=r0) 2018/04/20 17:23:55 executing program 3: r0 = syz_open_dev$tun(&(0x7f0000000240)='/dev/net/tun\x00', 0x0, 0x0) r1 = syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x3, 0xa1c0) sendmsg$nl_route(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="140000001a0002df250000000000000000000000"], 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x4084) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) ioctl$TUNSETQUEUE(r0, 0x400454d9, &(0x7f0000000000)={'sit0\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00', 0x402}) r2 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNATTACHFILTER(r0, 0x401054d5, &(0x7f0000000180)={0x1, &(0x7f0000000040)=[{0x64, 0x0, 0x0, 0xffffffffffffffff}]}) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) 2018/04/20 17:23:55 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:23:55 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:23:55 executing program 7: syz_emit_ethernet(0x3, &(0x7f0000001640)=ANY=[@ANYRES16, @ANYPTR64=&(0x7f0000001400)=ANY=[@ANYPTR=&(0x7f00000013c0)=ANY=[@ANYRES16, @ANYRES32, @ANYRES16, @ANYPTR], @ANYBLOB="d5cb625ae04a037ea5e2fca6ea1d2b8e57c93d65d6d099ad9592ed0196ebb2246b03221ad48aa86b2e128f167a6492a6c1224376c93bdc3836082672cbfc6bf2532b1b80e59d515947177f1c58bbab00068a387a70ececd988a89bcc1936514a320477c2d3f50ad4f411d6e66dcdd5e622ec2064cfeec7cf8c", @ANYRES16, @ANYRES64, @ANYRES32, @ANYRES32], @ANYPTR=&(0x7f0000001580)=ANY=[@ANYRES64, @ANYPTR64=&(0x7f00000014c0)=ANY=[@ANYPTR64, @ANYBLOB="07715ce0671fbb50d023de32085ddf8ea9092045b60c2b94eb1c35383fd1737bf64b4a09d597c514597c31d48e5dd5d871397d3bf5a7dfdc9082619c15750975c05d32642898b69d0d525841328e9a0ca2c132e70239520b90e6354db9389397e6e44eaa8562f375a1ca6737fd6eaf48251a940d25aedfabf50cc50d439cee53a5021e3911464c80fe117bd851fc3d2161841c0f", @ANYRES32, @ANYRES32, @ANYPTR], @ANYPTR, @ANYRES64, @ANYRES16, @ANYPTR64, @ANYRES32, @ANYBLOB="e3f1c822378007226def12c7b0de21b49c514511453df6bc0d29074b07db6a0719abdde90fa298c0212f3843d5620501d0a253dece1a120d1083a14e9f9db99df139316a32e1067b2d8b691ceec6846be95170aa6fee81eba24a5a25e31066e76866a41684276aa9426180", @ANYRES64, @ANYRES16]], 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x8, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r0, 0x12, 0x3, &(0x7f0000000040)=0x10, 0x4) 2018/04/20 17:23:55 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x101005, 0x0) open_by_handle_at(r1, &(0x7f0000000300)={0x84, 0x100000000, "5076dd87ec212faedadcb3becf98213bad8ba8bc9d37c04c22185b6066a02611ecc1309be0acce984b6b0ac0dcf2cb7d1084cf1be9f924fe589a3c41ceffe4803c837ee42c03504437f94146a308ec091003af1c6b44ec8caac7d67f17c13e452599e1eceeea302edb04da295f229c63856a62bfcdd053ca2dbff43e"}, 0x424100) add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xfffffffffffffffd) add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xfffffffffffffff8) ioctl$TUNSETVNETLE(r0, 0x400454dc, &(0x7f00000002c0)) ioctl$EVIOCGPROP(r1, 0xc004743e, &(0x7f000082ef0a)=""/246) pwritev(r1, &(0x7f0000000080)=[{&(0x7f0000000180)="80", 0x1}], 0x1, 0x0) setsockopt$IP_VS_SO_SET_ADDDEST(r1, 0x0, 0x487, &(0x7f00000001c0)={{0x3f, @broadcast=0xffffffff, 0x0, 0x1, 'lc\x00', 0x12, 0x0, 0x44}, {@rand_addr=0x8, 0x4e23, 0x10001, 0x8, 0x1, 0x7fffffff}}, 0x44) 2018/04/20 17:23:55 executing program 5: socket$bt_bnep(0x1f, 0x3, 0x4) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001f0000)='/dev/ptmx\x00', 0x1000002, 0x0) ioctl$TCXONC(r0, 0x540a, 0x0) write(r0, &(0x7f0000caf000)="9c", 0x1) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x1) ioctl$LOOP_GET_STATUS(0xffffffffffffffff, 0x4c03, &(0x7f00000001c0)) 2018/04/20 17:23:55 executing program 4: socket$bt_bnep(0x1f, 0x3, 0x4) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001f0000)='/dev/ptmx\x00', 0x1000002, 0x0) ioctl$TCXONC(r0, 0x540a, 0x0) write(r0, &(0x7f0000caf000)="9c", 0x1) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCXONC(r0, 0x540a, 0x1) ioctl$LOOP_GET_STATUS(0xffffffffffffffff, 0x4c03, &(0x7f00000001c0)) 2018/04/20 17:23:55 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x10000000) 2018/04/20 17:23:55 executing program 3: r0 = socket$inet6(0xa, 0xb, 0x0) setsockopt$inet6_int(r0, 0x29, 0x11, &(0x7f0000000200)=0x5, 0x2) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x400000, 0x0) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000000040)={{0x2f, @broadcast=0xffffffff, 0x4e21, 0x8000000000004, 'sed\x00', 0x4, 0xffff, 0x73}, {@empty, 0x4e24, 0x7, 0x656, 0x1f, 0x9}}, 0x44) ioctl$RNDADDTOENTCNT(r1, 0x40045201, &(0x7f00000001c0)) syz_mount_image$f2fs(&(0x7f00000000c0)='f2fs\x00', &(0x7f0000000100)='./file0\x00', 0x7, 0x1, &(0x7f0000000140)=[{&(0x7f0000000240)="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", 0xfb, 0xffffffff}], 0x80, &(0x7f0000000180)=ANY=[@ANYBLOB='flush_mmRge$\x00']) ioctl$LOOP_CLR_FD(r1, 0x4c01) getsockopt$netlink(r1, 0x10e, 0x4, &(0x7f0000000340)=""/236, &(0x7f0000000440)=0xec) 2018/04/20 17:23:55 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x4031, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000200)={{&(0x7f0000fff000/0x1000)=nil, 0x1000}, 0x2008}) setsockopt$bt_BT_FLUSHABLE(0xffffffffffffffff, 0x112, 0x8, &(0x7f0000004000)=0x3000, 0xfffffffffffffe20) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x400200, 0x0) ioctl$DRM_IOCTL_MODE_GETCRTC(r1, 0xc06864a1, &(0x7f0000000140)={&(0x7f0000000100)=[0x5, 0x3, 0x6], 0x3, 0x1000, 0x100, 0x8937, 0x0, 0x7ff, {0x8, 0x90ea, 0x9, 0x5, 0x0, 0x1, 0x5, 0x9, 0x10, 0x101, 0xfffffffffffffc01, 0x8, 0x7, 0x5, "fb62698513d7666c21d774179dac98de7ffa54bc2c255253175f0b7130e2326a"}}) ioctl$UFFDIO_COPY(r0, 0xc028aa03, &(0x7f0000003ff0)={&(0x7f0000011000/0x3000)=nil, 0x910000}) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/20 17:23:55 executing program 0: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x10000000) 2018/04/20 17:23:55 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x10000000) 2018/04/20 17:23:55 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x0, 0x0) r1 = getpid() syz_open_procfs(r1, &(0x7f000060c000)='ns/uts\x00') sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000), 0x0) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000040), &(0x7f00000000c0)=0x4) 2018/04/20 17:23:55 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x100, 0x0) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000180)={0x8, &(0x7f0000000140)=[{0x7fff, 0x0, 0x8, 0x55f8}, {0x3f, 0x3, 0x89ac, 0x9}, {0x2, 0x10000, 0x2, 0x6}, {0x0, 0x7acef29e, 0x8, 0x5}, {0x1f, 0x5, 0xa3e, 0x2a}, {0x1, 0x4, 0xff, 0x819}, {0x7ff, 0xfffffffffffffffa, 0x698, 0x800}, {0x5, 0x8, 0x36, 0xffffffffaeba27ed}]}, 0x10) bind$alg(0xffffffffffffffff, &(0x7f0000000080)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_hmac_sha256\x00'}, 0x58) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) 2018/04/20 17:23:56 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x10000000) 2018/04/20 17:23:56 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x100, 0x0) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000180)={0x8, &(0x7f0000000140)=[{0x7fff, 0x0, 0x8, 0x55f8}, {0x3f, 0x3, 0x89ac, 0x9}, {0x2, 0x10000, 0x2, 0x6}, {0x0, 0x7acef29e, 0x8, 0x5}, {0x1f, 0x5, 0xa3e, 0x2a}, {0x1, 0x4, 0xff, 0x819}, {0x7ff, 0xfffffffffffffffa, 0x698, 0x800}, {0x5, 0x8, 0x36, 0xffffffffaeba27ed}]}, 0x10) bind$alg(0xffffffffffffffff, &(0x7f0000000080)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_hmac_sha256\x00'}, 0x58) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) 2018/04/20 17:23:56 executing program 0: semop(0x0, &(0x7f0000000440)=[{0x0, 0x0, 0x1800}], 0x1) r0 = semget$private(0x0, 0x2, 0x180) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuacct.usage_user\x00', 0x0, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f0000000040)={@in={{0x2, 0x4e22, @multicast2=0xe0000002}}, 0x8, 0x3, 0x10000, "d4434c5e4e4a67eb97adbeb1e26275d793f3d61b704cfd2f7b73938fdea5984b8245eaf3ad6a4d17eee4a49d34dca98cadb9acf80fdeb9f1bd7fb030b79124b8b36584e0dbd3432e358ed42c76fe2e1c"}, 0xd8) semctl$IPC_RMID(r0, 0x0, 0x10) ioctl$sock_inet_SIOCGIFNETMASK(r1, 0x891b, &(0x7f0000000140)={'team0\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) 2018/04/20 17:23:56 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000002600), &(0x7f0000002640)=0x8) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000240)='/selinux/enforce\x00', 0x10503e, 0x0) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$inet(0x2b, 0x0, 0x0) pwrite64(r0, &(0x7f0000000000), 0xfffffdcb, 0x0) socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'bridge0\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r0, 0xc08c5334, &(0x7f0000000040)={0x8, 0x100000000, 0x0, 'queue0\x00', 0x10001}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x1c, 0x1c}, 0x1c}, 0x1}, 0x0) 2018/04/20 17:23:56 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x10000000) 2018/04/20 17:23:56 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='mountinfo\x00') mount(&(0x7f0000000080)='.', &(0x7f0000852000)='.', &(0x7f0000000180)='mqueue\x00', 0x0, &(0x7f0000000040)) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000000)) preadv(r0, &(0x7f0000000040)=[{&(0x7f00000002c0)=""/4096, 0x1000}], 0x1, 0x0) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f0000000140)=0x2) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r0, 0x6, 0x21, &(0x7f00000000c0)="a718b12f226fec4640fb0264843370bf", 0x10) 2018/04/20 17:23:56 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x100, 0x0) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000180)={0x8, &(0x7f0000000140)=[{0x7fff, 0x0, 0x8, 0x55f8}, {0x3f, 0x3, 0x89ac, 0x9}, {0x2, 0x10000, 0x2, 0x6}, {0x0, 0x7acef29e, 0x8, 0x5}, {0x1f, 0x5, 0xa3e, 0x2a}, {0x1, 0x4, 0xff, 0x819}, {0x7ff, 0xfffffffffffffffa, 0x698, 0x800}, {0x5, 0x8, 0x36, 0xffffffffaeba27ed}]}, 0x10) bind$alg(0xffffffffffffffff, &(0x7f0000000080)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_hmac_sha256\x00'}, 0x58) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) 2018/04/20 17:23:56 executing program 0: r0 = syz_open_dev$dmmidi(&(0x7f00000002c0)='/dev/dmmidi#\x00', 0x3088f923, 0x101000) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r0, 0x40405514, &(0x7f0000000300)={0x9, 0x3, 0x0, 0x40, "12a0f287a53cec6663f1c37adb336be0738a7400105306bf1417e97de781ce5da1e915cfd5e920242f5cc067", 0x2}) r1 = syz_open_dev$sndpcmc(&(0x7f000048b000)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) mmap$binder(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x2011, r1, 0x80000000) getsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000100)={0x0, 0x10000, 0x7, 0x3, 0x8}, &(0x7f0000000140)=0x14) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000180)={0x0, 0x7, 0x9}, &(0x7f00000001c0)=0x8) sendmmsg$inet_sctp(r1, &(0x7f0000000280)=[{&(0x7f0000000040)=@in6={0xa, 0x4e20, 0x7, @loopback={0x0, 0x1}, 0x6}, 0x1c, &(0x7f00000000c0)=[{&(0x7f0000000080)="bc5f968d", 0x4}], 0x1, &(0x7f0000000200)=[@sndrcv={0x30, 0x84, 0x1, {0x8, 0x80, 0x200, 0x80000001, 0x0, 0x1, 0x5, 0xfffffffffffffffe, r2}}, @sndrcv={0x30, 0x84, 0x1, {0x3ff, 0x6, 0x209, 0x6, 0xfffffffffffffff8, 0xff, 0x1, 0xffffffff, r3}}], 0x60, 0x40040}], 0x1, 0x4000800) ioctl$sock_SIOCBRDELBR(r1, 0x89a1, &(0x7f0000000000)='teql0\x00') 2018/04/20 17:23:56 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:23:56 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:23:56 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0xfc, 0x40000) getpeername$packet(r1, &(0x7f00000000c0), &(0x7f0000000100)=0x14) sendmsg$nl_generic(r0, &(0x7f0000009fc8)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000d379)={&(0x7f0000000280)=ANY=[@ANYBLOB="180000001600010400000000007c054c3c4aa60e82000000000b23bf4399c8daebf039607a30f56e95cee1825e97e89ab50dfa2ce00d6bc80b97764a3bfc7d6719b9a9d3529c5d651923a592fa445c8d5674f0530de36482af35fc956ad666330db3b708354789f600000000d29d06e16b875f4cabd6be728b2866a99282c2a26a438382a5ae7fa6b23a5792a5da6f0868916fe8634c60841b43ca35969f7d9b884e6fb37188d3a27da75abb6720368c79196b7a7c78de3ca5490dbbd8831c1e937744b2c3a66b470872ebf315e0639e60e7af6aa093e53fb3d52e1105cde412a46c"], 0x18}, 0x1}, 0x0) syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x0, 0x0) 2018/04/20 17:23:57 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8937, &(0x7f0000000180)={'bridge_slave_1\x00', r1}) syz_mount_image$gfs2(&(0x7f0000000040)='gfs2\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)=ANY=[]) accept(0xffffffffffffffff, &(0x7f0000000200)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast2}}}, &(0x7f0000000140)=0x80) 2018/04/20 17:23:57 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00005e1fa8)={0x26, 'hash\x00', 0x0, 0x0, 'crc32c\x00'}, 0x58) r1 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x2, 0x2) getsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000080), &(0x7f00000000c0)=0x6) r2 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f000064d000)=[{0x0, 0x0, &(0x7f00007b7000), 0x1f7}], 0x1, 0x4008000) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000100)={0x0, 0x8, 0x6}, &(0x7f0000000140)=0x8) ioctl$TIOCSWINSZ(r1, 0x5414, &(0x7f0000000240)={0x81, 0x6d30, 0x6, 0x73b}) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000180)={r3, 0x400}, 0x8) fstat(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TUNSETGROUP(r2, 0x400454ce, r4) 2018/04/20 17:23:57 executing program 5: setrlimit(0x0, &(0x7f0000000000)) setrlimit(0x0, &(0x7f00000dbff0)={0x0, 0x80000004}) r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x80, 0x40400) getsockname$packet(r0, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000000c0)=0x14) 2018/04/20 17:23:57 executing program 0: r0 = add_key(&(0x7f0000000080)='id_legacy\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000100)="2b567b5673e00d522a31de0bd1e54c67bc40af0b3bbe5e966b28aad163572d8237a1d55a79159f30e3abf8d0551d21e053a986ac0c826a85f749d575fa65da4adb942a615bbeb3adb9d123bd0522d3ee7d2b459e2478e5766c4e6f36dc2902fd1c1cfc557b2f1080817ed33443", 0x6d, 0xfffffffffffffffa) keyctl$update(0x2, r0, &(0x7f0000000180)="2fe7cb69465605b671256914340bf8b64360ad4486ec330c7aa40982444ab597c5c265fe305ae4c28e5bffda1a0da27e51dbe6d9af79bb56dab8771a77f36ef07e9a6f37710d7566798b893564eecec9d9c9566db14fdb2d71baef73a4e2e464ac626cc2d2757bc8ee0004b47a865501d8e96e20168320", 0x77) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) keyctl$get_keyring_id(0x0, r0, 0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) fsetxattr(r2, &(0x7f0000000000)=@known='com.apple.system.Security\x00', &(0x7f0000000040)='/dev/kvm\x00', 0x9, 0x0) ioctl$KVM_CHECK_EXTENSION_VM(r2, 0xae03, 0x0) 2018/04/20 17:23:57 executing program 4: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x804, 0x6) r2 = getpid() perf_event_open(&(0x7f0000000080)={0x5, 0x70, 0x4d28, 0x8, 0x3, 0x2, 0x0, 0x6, 0x4000, 0xd, 0x2, 0xfffffffffffffc20, 0x5, 0x6f93f4ef, 0x0, 0x72, 0x80000000, 0x2, 0xd8da, 0x89, 0xffff, 0x80, 0x4, 0x9, 0x72, 0x0, 0x3, 0x3, 0x5, 0x7, 0x1, 0x7ff, 0x9, 0x1, 0x3, 0xfffffffffffffffd, 0x6810, 0xac, 0x0, 0xe339, 0x6, @perf_bp={&(0x7f0000000040), 0x1}, 0x0, 0xd, 0xfff, 0x7, 0x7ff, 0x3, 0x1}, r2, 0x6, r0, 0x1) listen(r1, 0x800006) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f00007dc000)=0x1, 0x4) 2018/04/20 17:23:57 executing program 5: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) clock_nanosleep(0x0, 0x1, &(0x7f0000002c80)={0x77359400}, &(0x7f0000002cc0)) r1 = fcntl$getown(r0, 0x9) sendto$inet6(0xffffffffffffffff, &(0x7f0000000000)="0903f7e01f4ee9f41adf4a5065ed2954df2e5ad90be9e646f92dc4177e72102e7944a6561cd4a44f315bb2ce3bb90d1541ac290a6661339e84cda05c382bad107f125e20d6f19cc29b99700bc5", 0x4d, 0x0, &(0x7f0000cc7fe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) r2 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x800) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r2, 0xc0109207, &(0x7f0000000040)) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000600)='/dev/rfkill\x00', 0x200, 0x0) r4 = fcntl$getown(r2, 0x9) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc1105518, &(0x7f0000002780)={{0x9, 0x22f822702da6acf8, 0x6, 0x0, "da9f01015661d9a9e0134d1edc295586d075755c22f455bc4713de43b5932649b13d2a145eef3ebd9f2ed741", 0x8}, 0x0, 0x0, 0x20, r4, 0x0, 0xdd, "5df20fa4d6a3f524262d187d60062deb5361d7bc287ccdc2c3cd16b1a179c73d61242750deb2261cea4000d9a85f650aafa5dc3f9d8dfb7e0f2c4b06b0e1efd6", &(0x7f0000002c40)='gretap0\x00', 0x8, [], [0x6, 0x80, 0x4, 0x1]}) r5 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x62a}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = getuid() msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000700)={{0x0, 0x0, 0x0, r6}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r4, r1}) ioctl$sock_ipx_SIOCSIFADDR(r5, 0x8916, &(0x7f00000005c0)={'gretap0\x00', {0x4, 0x200, 0xccd, "941689225a0c", 0xa61}}) fcntl$getownex(r0, 0x10, &(0x7f000045fff8)={0x0, 0x0}) process_vm_writev(r7, &(0x7f0000000280)=[{&(0x7f0000000080)=""/191, 0xbf}, {&(0x7f0000000140)=""/238, 0xfffffffffffffc82}, {&(0x7f0000000240)=""/32, 0x20}], 0x3, &(0x7f0000000540)=[{&(0x7f00000002c0)=""/33, 0x21}, {&(0x7f0000000780)=""/4096, 0x1000}, {&(0x7f0000000300)=""/47, 0x2f}, {&(0x7f0000001780)=""/4096, 0x1000}, {&(0x7f0000000340)=""/251, 0xfb}, {&(0x7f0000000440)=""/22, 0x16}, {&(0x7f0000000480)=""/159, 0x9f}], 0x7, 0x0) ioctl$TIOCNOTTY(r2, 0x5422) r8 = gettid() ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000640)={0x6, 0xffffffffffffff2e, r8, 0x0, r6, 0x20, 0x0, 0x2d}) shmget(0x3, 0x3000, 0x10, &(0x7f0000ffd000/0x3000)=nil) ioctl$PERF_EVENT_IOC_SET_BPF(0xffffffffffffffff, 0x40042408, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000002940), &(0x7f0000002980)=0x4) ptrace$setopts(0x4206, r7, 0x0, 0x0) ioctl$LOOP_CHANGE_FD(r3, 0x4c06, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000002900)={0x0, 0x20}, &(0x7f0000002d00)=0x8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x70, &(0x7f0000002a80)={r9, @in={{0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0xb}}}, [0x3, 0x6, 0x496c, 0x8, 0x2, 0x10001, 0x1, 0x7, 0x4, 0x1, 0x0, 0xa7, 0x8, 0x0, 0x4]}, &(0x7f0000002b80)=0x100) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000002d80)={r10, 0x1ffff}, &(0x7f0000002dc0)=0x2f) futex(&(0x7f0000000680), 0x0, 0x1, &(0x7f00000006c0), &(0x7f00000028c0), 0x2) ptrace$setopts(0x4206, r4, 0xf800000000000, 0x100000) getpeername$netrom(0xffffffffffffffff, &(0x7f00000029c0)=@full, &(0x7f0000002a40)=0x48) 2018/04/20 17:23:57 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:23:57 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x100, 0x0) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000180)={0x8, &(0x7f0000000140)=[{0x7fff, 0x0, 0x8, 0x55f8}, {0x3f, 0x3, 0x89ac, 0x9}, {0x2, 0x10000, 0x2, 0x6}, {0x0, 0x7acef29e, 0x8, 0x5}, {0x1f, 0x5, 0xa3e, 0x2a}, {0x1, 0x4, 0xff, 0x819}, {0x7ff, 0xfffffffffffffffa, 0x698, 0x800}, {0x5, 0x8, 0x36, 0xffffffffaeba27ed}]}, 0x10) bind$alg(0xffffffffffffffff, &(0x7f0000000080)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_hmac_sha256\x00'}, 0x58) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) [ 906.834839] ptrace attach of "/root/syz-executor5"[4536] was attempted by "/root/syz-executor5"[16334] 2018/04/20 17:23:58 executing program 0: perf_event_open(&(0x7f00000000c0)={0x5, 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, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x80003, 0xff) r1 = syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x5, 0x480000) getsockopt$EBT_SO_GET_INIT_INFO(r1, 0x0, 0x82, &(0x7f0000000140)={'nat\x00'}, &(0x7f0000000080)=0x78) socket$netlink(0x10, 0x3, 0x4) getsockopt$inet6_int(r0, 0x29, 0x24, &(0x7f0000d7f000), &(0x7f0000000000)=0x4) name_to_handle_at(r1, &(0x7f00000001c0)='./file0\x00', &(0x7f0000000400)=ANY=[@ANYBLOB="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"], &(0x7f0000000280), 0x1400) 2018/04/20 17:23:58 executing program 1: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000200)='/dev/rtc\x00', 0x208002, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000000)={0x0, 0xaf, "0f0524a61efb3e37c4bac715de72b7947b482524592d9eac853285ec11a7057111c848cc5baf4a5d71f95a19fbfe51dab3a203ea55cc533430ca3b32dbe55ef9cb7187a95aec15b610053a0f4586f0a355cd7d78894d84043b284705bfed2c99adce5f31391c42733cccbbe7956c3bab7e8a70b4992dd3c65ded109bf997bac57a4fc8e20d8b85b1d45ccda3d84a2a1b69f41eb341306bb25cd9c061771c7d39b1bd79dbe7bce8aa0206efd5cb7dcf"}, &(0x7f00000000c0)=0xb7) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000100)={r1, @in6={{0xa, 0x4e23, 0x8e85, @mcast1={0xff, 0x1, [], 0x1}, 0x2}}, 0x8, 0x400}, 0x90) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f00000002c0)=@nat={'nat\x00', 0x1b, 0x5, 0x578, 0x208, 0xf0, 0xffffffff, 0x0, 0x208, 0x4a8, 0x4a8, 0xffffffff, 0x4a8, 0x4a8, 0x5, &(0x7f0000000240), {[{{@uncond, 0x0, 0xc8, 0xf0}, @common=@inet=@SYNPROXY={0x28, 'SYNPROXY\x00', 0x0, {0x10, 0x2, 0x4}}}, {{@uncond, 0x0, 0xf0, 0x118, 0x0, {}, [@common=@eui64={0x28, 'eui64\x00'}]}, @common=@inet=@SET1={0x28, 'SET\x00', 0x1, {{0x2f5e, 0x355, 0x55d5bbad}, {0x8, 0x3, 0x7}}}}, {{@uncond, 0x0, 0xf0, 0x138, 0x0, {}, [@common=@mh={0x28, 'mh\x00', 0x0, {0x8, 0x2}}]}, @MASQUERADE={0x48, 'MASQUERADE\x00', 0x0, {0xc540e724c13d3149, @ipv4=@loopback=0x7f000001, @ipv4=@local={0xac, 0x14, 0x14, 0xaa}, @gre_key, @port=0x4e23}}}, {{@uncond, 0x0, 0x120, 0x168, 0x0, {}, [@common=@mh={0x28, 'mh\x00', 0x0, {0x2, 0x1f}}, @common=@unspec=@mark={0x30, 'mark\x00', 0x1, {0x3, 0x3, 0x1}}]}, @NETMAP={0x48, 'NETMAP\x00', 0x0, {0x4, @ipv6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, @ipv6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, @icmp_id=0x67, @port=0x4e24}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x5d8) close(r0) 2018/04/20 17:23:58 executing program 4: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000280)={0x2, &(0x7f000000b000)=[{0x100050, 0x0, 0x0, 0xfffffffffff00000}, {0x6}]}, 0x10) writev(r1, &(0x7f0000009000)=[{&(0x7f000000e000)="15", 0x1}], 0x1) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000040)={'rose0\x00', 0x40}) 2018/04/20 17:23:58 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x100, 0x0) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000180)={0x8, &(0x7f0000000140)=[{0x7fff, 0x0, 0x8, 0x55f8}, {0x3f, 0x3, 0x89ac, 0x9}, {0x2, 0x10000, 0x2, 0x6}, {0x0, 0x7acef29e, 0x8, 0x5}, {0x1f, 0x5, 0xa3e, 0x2a}, {0x1, 0x4, 0xff, 0x819}, {0x7ff, 0xfffffffffffffffa, 0x698, 0x800}, {0x5, 0x8, 0x36, 0xffffffffaeba27ed}]}, 0x10) bind$alg(0xffffffffffffffff, &(0x7f0000000080)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_hmac_sha256\x00'}, 0x58) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) 2018/04/20 17:23:58 executing program 5: timer_create(0x3, &(0x7f0000000000)={0x0, 0x1f, 0x6, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x331, 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, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000001f88)={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={&(0x7f0000000fff)}, 0x0, 0x0, 0x0, 0x0, 0xffffffff80000001}, 0x0, 0x0, r1, 0xb) timer_gettime(r0, &(0x7f0000000080)) r2 = socket$netlink(0x10, 0x3, 0x4) write(r2, &(0x7f00000002c0)="260000002a00c48b37228bbdcd87fd5b2f9a4de8c934ff08000000000000f51700000100090000000004040000000000bc1ac49e1cc3bfdc0780150b477d07e8e389e709c9303534af627ba35d08584f9204aebf1d0ea5b0e7c865c17b010f8351ebdbc78dd28d9339b3902a4a3d0893ada7c13d6b1fc6c08002bd0071c8bb3788db445f605ddbbbb343da9b1048f9d42ee9e22932fff166c2677f9b475cad8e217ccc7d756af216517d3a3662c5c0b60c5754476b7b4d7a2874b3c14ae67001b130f31c674adabbdd9a4e79450cf7e6c7ce4aa845c86fae534f0107a285a2790000", 0xe2) 2018/04/20 17:23:58 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:23:58 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:23:58 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) [ 907.030675] ptrace attach of "/root/syz-executor5"[4536] was attempted by "/root/syz-executor5"[16340] 2018/04/20 17:23:58 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x7) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x800, 0x0) sendto$ax25(r1, &(0x7f00000000c0)="7dd0862503c50ec1040a4cf660dca44a82bdcffe8068dfb9c2e6b9b9662205f46ce366498756de564b5d59615aa10cace4588d5a7c6031a346454c8146714791dce40dc9fdf335ba763ee41542cfdafd6844e81f19e07912f139891cf2d1b1115751994406d79c81e013106ffbd5d80b8d17640e68f9f95f396a72bd620ffcfb5b2788f0cc5b9087891a0c875bda79aa8d4cb6345eaca66119243571aa148e5755a53e6a61c6b22dbfcc8f637fa96d9a463779bc0633d322a9e3d19a03211d4e7fc8185c564af609b12d88ecb66c69ac19286e63e316ec58d8b7b67701443ca7bddb92b64692b4b31d38a9", 0xeb, 0x8000, &(0x7f00000001c0)={0x3, {"9723d10146ae0f"}, 0x4}, 0x10) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x3}, 0x1c) epoll_create(0x40) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}}, 0x18) 2018/04/20 17:23:58 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f00000018c0)='pagemap\x00') close(r0) r2 = syz_open_procfs(0x0, &(0x7f0000001880)='status\x00') sendfile(r2, r1, &(0x7f0000317ff8), 0x400000ff) 2018/04/20 17:23:58 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x100, 0x0) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000180)={0x8, &(0x7f0000000140)=[{0x7fff, 0x0, 0x8, 0x55f8}, {0x3f, 0x3, 0x89ac, 0x9}, {0x2, 0x10000, 0x2, 0x6}, {0x0, 0x7acef29e, 0x8, 0x5}, {0x1f, 0x5, 0xa3e, 0x2a}, {0x1, 0x4, 0xff, 0x819}, {0x7ff, 0xfffffffffffffffa, 0x698, 0x800}, {0x5, 0x8, 0x36, 0xffffffffaeba27ed}]}, 0x10) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) 2018/04/20 17:23:58 executing program 4: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) socket$inet_sctp(0x2, 0x1, 0x84) r1 = syz_open_procfs(0x0, &(0x7f0000000000)='net/mcfilter6\x00') setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000040)=0xb9, 0x4) write$rdma_cm(r0, &(0x7f00000066c0)=@migrate_id={0x12, 0x10, 0xfa00, {&(0x7f0000005700)}}, 0x18) 2018/04/20 17:23:58 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:23:58 executing program 7: openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x100, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) 2018/04/20 17:23:58 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000540)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socketpair(0x11, 0x8000b, 0xfffffffffffffffb, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r2, 0x80045530, &(0x7f0000000580)=""/234) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000040)={0x79}) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_LAPIC(r3, 0x4400ae8f, &(0x7f00000000c0)={"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"}) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r4, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x40000071, 0x0, 0xffff}]}) 2018/04/20 17:23:58 executing program 0: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000640)=@ipv6_delroute={0x24, 0x19, 0x11, 0x0, 0x0, {0xa, 0xb4}, [@RTA_IIF={0x8, 0x1}]}, 0x24}, 0x1}, 0x10000000094) r1 = syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x80000000, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r1, 0x80045530, &(0x7f00000001c0)=""/248) fdatasync(r1) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x80400, 0x0) getsockopt$inet_udp_int(r2, 0x11, 0x64, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 2018/04/20 17:23:59 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:23:59 executing program 1: r0 = socket$inet6(0xa, 0x80007, 0x2200000003fd) sendmmsg$nfc_llcp(r0, &(0x7f0000007240)=[{&(0x7f00000059c0)={0xa, 0x0, 0x0, 0x0, 0x0, 0x1000000, "1df7d0baf71a02fa63d7c94e1394f16227b3f8e52d697c5c455ab6e947337c43463931ab8d3dd4430781b4998a2e4f4ea92c8d8e2298079e07e62a121126bd"}, 0x60, &(0x7f0000007100), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="98000000000000000000000000000000174c44d27c0a937aefc478042a3cf9b1dd45484774f5a7f38d4a1bd142c4a5692fe50f0fa1a029789f6ccce1d78f59abba81f86283d8ae57251e3bda68c893eab7a3b220ca0852d069307b5bbdd198729dab865d080000000000001e8070479361dc561a70f638c0dfa08de3c459205f3582dbba5dd472063830a3393e00652f7e5f5bfd79b03d3f889958fbef2d0af1e5307166364084db49e7b02ba2040de87bbd9023edb218fca84dbaea49c865480dbb31a850e50496a3e2f3ca65f0becbb2b618037d03443d39089a36c2b955d741a462e1d3"], 0x98}], 0x1, 0x0) 2018/04/20 17:23:59 executing program 0: r0 = memfd_create(&(0x7f0000002901)='dev ', 0x0) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000200), &(0x7f0000000240)=0xfffffffffffffea2) fallocate(r0, 0x0, 0x0, 0x10000) fallocate(r0, 0x1, 0xb0a, 0x10000) syz_open_dev$midi(&(0x7f0000000080)='/dev/midi#\x00', 0x7b80, 0xa8002) lseek(r0, 0x0, 0x4) 2018/04/20 17:23:59 executing program 5: getrlimit(0xf, &(0x7f0000000000)) clock_gettime(0xffffdffffffffffb, &(0x7f00000000c0)) 2018/04/20 17:23:59 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) 2018/04/20 17:23:59 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:23:59 executing program 4: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:23:59 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) 2018/04/20 17:23:59 executing program 0: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:23:59 executing program 5: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:23:59 executing program 1: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x88000, 0x0) getdents(r0, &(0x7f0000000040)=""/60, 0x3c) r1 = socket(0x10, 0x3, 0x0) ioctl$sock_ifreq(r1, 0x89b0, &(0x7f0000000240)={'ip_vti0\x00', @ifru_addrs=@in={0x2, 0x4e20, @rand_addr}}) syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x100000001, 0x88000) 2018/04/20 17:23:59 executing program 3: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:23:59 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x24}, 0x1}, 0x0) 2018/04/20 17:24:01 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:01 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[]}, 0x1}, 0x0) 2018/04/20 17:24:01 executing program 1: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x1, 0x0) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f00000000c0), &(0x7f0000000100)=0x4) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000140)) getsockopt$ARPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x63, &(0x7f0000000080)={'ah\x00'}, &(0x7f0000000000)=0x24b) 2018/04/20 17:24:01 executing program 4: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:01 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) 2018/04/20 17:24:01 executing program 0: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:01 executing program 5: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:01 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:01 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:01 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[]}, 0x1}, 0x0) 2018/04/20 17:24:01 executing program 3: perf_event_open(&(0x7f0000014f88)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:01 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[]}, 0x1}, 0x0) 2018/04/20 17:24:01 executing program 3: perf_event_open(&(0x7f0000014f88)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:01 executing program 3: perf_event_open(&(0x7f0000014f88)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:01 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:02 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:02 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:02 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f00000000c0)={0x2, 0x4d, &(0x7f0000000040)="8f53048229eece1f22ae1d75b71d7dd4ef1342648208fab0412d28229fd0f7c907811ebba8fda4096c566e54ef79e0520b5bf18f4e9a826f3649afaa920c21395bd2871854ebdcc01809471f7c"}) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000200)=@assoc_value, &(0x7f0000000240)=0x8) 2018/04/20 17:24:02 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') 2018/04/20 17:24:02 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:02 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:02 executing program 0: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:02 executing program 5: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:02 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:02 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:02 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:02 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:02 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:02 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:02 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:02 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 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) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:02 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:03 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 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) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:03 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:03 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f00000000c0)={0x2, 0x4d, &(0x7f0000000040)="8f53048229eece1f22ae1d75b71d7dd4ef1342648208fab0412d28229fd0f7c907811ebba8fda4096c566e54ef79e0520b5bf18f4e9a826f3649afaa920c21395bd2871854ebdcc01809471f7c"}) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000200)=@assoc_value, &(0x7f0000000240)=0x8) 2018/04/20 17:24:03 executing program 0: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) pwritev(r0, &(0x7f0000000000)=[{&(0x7f0000000040)='D', 0x1}], 0x1, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000012c0)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) setsockopt$inet_sctp6_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000001300)=@int=0x7, 0x4) r2 = add_key(&(0x7f0000000140)='encrypted\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000001c0)="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", 0xff0, 0xfffffffffffffffe) r3 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000001240)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, r2) r4 = socket(0x10, 0x3, 0x4) write(r4, &(0x7f0000000000)="120000004e001f0014f9f400000000000300", 0x12) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f00000011c0)={0x1, r4, 0x1}) syz_open_dev$random(&(0x7f0000001200)='/dev/random\x00', 0x0, 0x321400) keyctl$restrict_keyring(0x1d, r3, 0x0, 0x0) prctl$getreaper(0x13, &(0x7f0000001280)) r5 = socket$vsock_dgram(0x28, 0x2, 0x0) close(r5) r6 = getuid() setsockopt$inet6_IPV6_XFRM_POLICY(r4, 0x29, 0x23, &(0x7f0000001340)={{{@in6=@local={0xfe, 0x80, [], 0xaa}, @in=@rand_addr=0x8, 0x4e20, 0xffffffff80000000, 0x4e21, 0x7, 0xa, 0x0, 0x80, 0x6c, 0x0, r6}, {0x5, 0x1, 0x7f, 0x80, 0xfe98, 0x5, 0x6, 0xf3b3}, {0x5, 0x8, 0x5, 0x38}, 0x8, 0x6e6bbf, 0x0, 0x1, 0x0, 0x3}, {{@in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x4d3}, 0xa, @in6=@mcast1={0xff, 0x1, [], 0x1}, 0x3507, 0x1, 0x3, 0xf6, 0x9, 0x12f, 0x20}}, 0xe8) accept4$ax25(r0, &(0x7f0000000080), &(0x7f0000000100)=0x10, 0x80800) 2018/04/20 17:24:03 executing program 5: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0) write$cgroup_int(r0, &(0x7f0000000180)={[0x39, 0x33, 0x34, 0x33, 0x35]}, 0x5) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000040)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(blowfish)\x00'}, 0x58) r2 = accept$alg(r1, 0x0, 0x0) ioctl$EVIOCGABS3F(r0, 0x8018457f, &(0x7f0000000240)=""/15) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000001c0)="d36048b119", 0x2) sendmmsg$alg(r2, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f0000000200)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x4001, 0x0) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000100)=0x1) write(r2, &(0x7f0000000000)="791f7dfde08186d67d777a649298a8fb", 0x10) recvmsg(r2, &(0x7f0000158000)={&(0x7f00002fffa0)=@nfc_llcp, 0x60, &(0x7f0000b9c000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) 2018/04/20 17:24:03 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) 2018/04/20 17:24:03 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:03 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/20 17:24:03 executing program 5: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0) write$cgroup_int(r0, &(0x7f0000000180)={[0x39, 0x33, 0x34, 0x33, 0x35]}, 0x5) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000040)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(blowfish)\x00'}, 0x58) r2 = accept$alg(r1, 0x0, 0x0) ioctl$EVIOCGABS3F(r0, 0x8018457f, &(0x7f0000000240)=""/15) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000001c0)="d36048b119", 0x2) sendmmsg$alg(r2, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f0000000200)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x4001, 0x0) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000100)=0x1) write(r2, &(0x7f0000000000)="791f7dfde08186d67d777a649298a8fb", 0x10) recvmsg(r2, &(0x7f0000158000)={&(0x7f00002fffa0)=@nfc_llcp, 0x60, &(0x7f0000b9c000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) [ 912.518887] encrypted_key: master key parameter 'Ú߯؀'ÛpÂЬ&s•a ²é^[Ëq%ýS®D†_åCßm2—ƒqȸ<Ô„ [ 912.518887] “9î‹{ó¦[â?Âjö>Ï{ÃPyé):IøäP©áÊ [ 912.518887] ‚îÞŠŒ.>µÇk¯H=¸Çà†Á:ù¦ÃÔŸJVTo©Ù[»²öÁÕuš ý²¤£¶Ý±°M [ 912.518887] ×Þè°+ùÏÿÄ¡fx«Rñp/i®!]ßÁ¶:o׉6rõ6mSàÐt³*Iœ' is invalid 2018/04/20 17:24:04 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:04 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:04 executing program 5: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') [ 912.622157] encrypted_key: master key parameter 'Ú߯؀'ÛpÂЬ&s•a ²é^[Ëq%ýS®D†_åCßm2—ƒqȸ<Ô„ [ 912.622157] “9î‹{ó¦[â?Âjö>Ï{ÃPyé):IøäP©áÊ [ 912.622157] ‚îÞŠŒ.>µÇk¯H=¸Çà†Á:ù¦ÃÔŸJVTo©Ù[»²öÁÕuš ý²¤£¶Ý±°M [ 912.622157] ×Þè°+ùÏÿÄ¡fx«Rñp/i®!]ßÁ¶:o׉6rõ6mSàÐt³*Iœ' is invalid 2018/04/20 17:24:04 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$fou(&(0x7f0000000080)='fou\x00') r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) ioctl$sock_inet_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) connect$inet(r0, &(0x7f0000ccb000)={0x2, 0x4e20}, 0x10) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000600)='/dev/qat_adf_ctl\x00', 0x4, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f0000000500)=ANY=[@ANYBLOB="18000000000000000000000000000000950000000000eaf70000"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0xb7, &(0x7f0000000640)=""/183}, 0x48) getsockopt$bt_hci(r0, 0x0, 0x3, &(0x7f0000000300)=""/237, &(0x7f0000000080)=0xed) r2 = socket$kcm(0x29, 0x1000000000002, 0x0) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000780)='/dev/rfkill\x00', 0x410000, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000fc0)={r0, r1}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000005c0)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) syz_open_pts(r4, 0x80) socket$nl_netfilter(0x10, 0x3, 0xc) r5 = memfd_create(&(0x7f00000000c0)='\x00', 0x0) write$eventfd(r3, &(0x7f0000000540)=0x2, 0x8) ioctl$VHOST_SET_VRING_CALL(0xffffffffffffffff, 0x4008af21, &(0x7f00000001c0)) syz_genetlink_get_family_id$ipvs(&(0x7f0000000400)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r5, &(0x7f0000000580)={&(0x7f0000000200)={0x10}, 0xc, &(0x7f0000000440)={&(0x7f0000000700)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="0000000000200000f20000000000000000000000200010000000"], 0x14}, 0x1}, 0x0) connect(r0, &(0x7f0000000280)=@ethernet={0x0, @link_local={0x1, 0x80, 0xc2}}, 0x80) sendmsg$kcm(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000480)='_', 0x1}], 0x1, &(0x7f00000007c0)=ANY=[]}, 0x0) 2018/04/20 17:24:04 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e8"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:04 executing program 3 (fault-call:1 fault-nth:0): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:04 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x8000) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40001, 0x0) name_to_handle_at(r1, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)={0x45, 0x58, "e63850300eecf954debb4bc1a47af29eca78d49d319be791e8f0e99ab2f8f5eec0528dbc6009523abc93d44928ede8468ec5f4dad1ebd30a4a8c6be53a"}, &(0x7f0000000140), 0x1400) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f000081e000)={0x0, 0x3, 0x8000000000000074}, 0x101) write$binfmt_elf32(r1, &(0x7f0000000180)={{0x7f, 0x45, 0x4c, 0x46, 0x1f00000000000000, 0x2, 0x774, 0x1, 0x7fffffff, 0x3, 0x3e, 0xfff, 0x3d0, 0x38, 0x2e5, 0x4, 0x6b45, 0x20, 0x2, 0x1ff, 0x1, 0x6}, [{0x0, 0xfff, 0x3, 0x80000001, 0x2a9e, 0x72c06d3e, 0x1f, 0xc9a}, {0x3, 0x8000, 0x2, 0x1, 0x200, 0x32, 0x440, 0xe1d6}], "9e1e9b3527c12a77"}, 0x80) 2018/04/20 17:24:04 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e8"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:04 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e8"], 0x1}, 0x1}, 0x0) [ 912.869710] FAULT_INJECTION: forcing a failure. [ 912.869710] name failslab, interval 1, probability 0, space 0, times 1 [ 912.881112] CPU: 1 PID: 16716 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 912.888302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 912.897659] Call Trace: [ 912.900267] dump_stack+0x1b9/0x294 [ 912.903917] ? dump_stack_print_info.cold.2+0x52/0x52 [ 912.909126] ? print_usage_bug+0xc0/0xc0 [ 912.913211] should_fail.cold.4+0xa/0x1a [ 912.917286] ? __lock_acquire+0x7f5/0x5140 [ 912.921536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 912.926650] ? lock_acquire+0x1dc/0x520 [ 912.930641] ? __lock_acquire+0x7f5/0x5140 [ 912.934889] ? find_held_lock+0x36/0x1c0 [ 912.938979] ? check_same_owner+0x320/0x320 [ 912.943320] ? rcu_note_context_switch+0x710/0x710 [ 912.948254] __should_failslab+0x124/0x180 [ 912.952493] should_failslab+0x9/0x14 [ 912.956307] kmem_cache_alloc_node+0x272/0x780 [ 912.960894] ? print_usage_bug+0xc0/0xc0 [ 912.964959] ? __update_load_avg_se.isra.34+0x61e/0x980 [ 912.970330] copy_process.part.38+0x16bf/0x6e90 [ 912.975000] ? __lock_acquire+0x7f5/0x5140 [ 912.979232] ? __lock_acquire+0x7f5/0x5140 [ 912.983465] ? print_usage_bug+0xc0/0xc0 [ 912.987534] ? __cleanup_sighand+0x70/0x70 [ 912.991785] ? print_usage_bug+0xc0/0xc0 [ 912.995842] ? find_held_lock+0x36/0x1c0 [ 912.999899] ? print_usage_bug+0xc0/0xc0 [ 913.003969] ? debug_check_no_locks_freed+0x310/0x310 [ 913.009186] ? find_held_lock+0x36/0x1c0 [ 913.013242] ? print_usage_bug+0xc0/0xc0 [ 913.017317] ? debug_check_no_locks_freed+0x310/0x310 [ 913.022514] ? __lock_acquire+0x7f5/0x5140 [ 913.026748] ? debug_check_no_locks_freed+0x310/0x310 [ 913.031939] ? find_held_lock+0x36/0x1c0 [ 913.036008] ? debug_check_no_locks_freed+0x310/0x310 [ 913.041201] ? lock_downgrade+0x8e0/0x8e0 [ 913.045353] ? print_usage_bug+0xc0/0xc0 [ 913.049414] ? visit_groups_merge+0x6a0/0x6a0 [ 913.053907] ? kasan_check_read+0x11/0x20 [ 913.058055] ? do_raw_spin_unlock+0x9e/0x2e0 [ 913.062468] ? graph_lock+0x170/0x170 [ 913.066270] ? lock_acquire+0x1dc/0x520 [ 913.070237] ? __fdget_pos+0x1a9/0x1e0 [ 913.074117] ? graph_lock+0x170/0x170 [ 913.077921] ? __lock_acquire+0x7f5/0x5140 [ 913.082140] ? find_held_lock+0x36/0x1c0 [ 913.086208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 913.091751] ? _parse_integer+0x13b/0x190 [ 913.095900] ? graph_lock+0x170/0x170 [ 913.099705] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 913.105241] ? _kstrtoull+0x180/0x230 [ 913.109040] ? _parse_integer+0x190/0x190 [ 913.113190] ? graph_lock+0x170/0x170 [ 913.116984] ? lock_release+0xa10/0xa10 [ 913.120956] ? check_same_owner+0x320/0x320 [ 913.125272] ? find_held_lock+0x36/0x1c0 [ 913.129330] ? graph_lock+0x170/0x170 [ 913.133127] ? lock_downgrade+0x8e0/0x8e0 [ 913.137273] ? find_held_lock+0x36/0x1c0 [ 913.141341] ? lock_downgrade+0x8e0/0x8e0 [ 913.145486] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 913.151015] ? proc_fail_nth_write+0x96/0x1f0 [ 913.155503] ? proc_cwd_link+0x1d0/0x1d0 [ 913.159550] ? __schedule+0x809/0x1e30 [ 913.163435] ? find_held_lock+0x36/0x1c0 [ 913.167483] _do_fork+0x291/0x12a0 [ 913.171023] ? fork_idle+0x1a0/0x1a0 [ 913.174761] ? __lock_is_held+0xb5/0x140 [ 913.178827] ? __sb_end_write+0xac/0xe0 [ 913.182794] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 913.188317] ? fput+0x130/0x1a0 [ 913.191589] ? ksys_write+0x1a6/0x250 [ 913.195401] ? __ia32_sys_read+0xb0/0xb0 [ 913.199469] __x64_sys_clone+0xbf/0x150 [ 913.203428] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 913.208444] do_syscall_64+0x1b1/0x800 [ 913.212325] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 913.217170] ? syscall_return_slowpath+0x5c0/0x5c0 [ 913.222105] ? syscall_return_slowpath+0x30f/0x5c0 [ 913.227054] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 913.232417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 913.237260] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 913.242443] RIP: 0033:0x455379 [ 913.245622] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 913.253321] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 913.260585] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 913.267845] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 913.275112] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 913.282386] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000000 2018/04/20 17:24:05 executing program 3 (fault-call:1 fault-nth:1): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e8"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:05 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f00000000c0)={0x2, 0x4d, &(0x7f0000000040)="8f53048229eece1f22ae1d75b71d7dd4ef1342648208fab0412d28229fd0f7c907811ebba8fda4096c566e54ef79e0520b5bf18f4e9a826f3649afaa920c21395bd2871854ebdcc01809471f7c"}) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000200)=@assoc_value, &(0x7f0000000240)=0x8) 2018/04/20 17:24:05 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x8000) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40001, 0x0) name_to_handle_at(r1, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)={0x45, 0x58, "e63850300eecf954debb4bc1a47af29eca78d49d319be791e8f0e99ab2f8f5eec0528dbc6009523abc93d44928ede8468ec5f4dad1ebd30a4a8c6be53a"}, &(0x7f0000000140), 0x1400) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f000081e000)={0x0, 0x3, 0x8000000000000074}, 0x101) write$binfmt_elf32(r1, &(0x7f0000000180)={{0x7f, 0x45, 0x4c, 0x46, 0x1f00000000000000, 0x2, 0x774, 0x1, 0x7fffffff, 0x3, 0x3e, 0xfff, 0x3d0, 0x38, 0x2e5, 0x4, 0x6b45, 0x20, 0x2, 0x1ff, 0x1, 0x6}, [{0x0, 0xfff, 0x3, 0x80000001, 0x2a9e, 0x72c06d3e, 0x1f, 0xc9a}, {0x3, 0x8000, 0x2, 0x1, 0x200, 0x32, 0x440, 0xe1d6}], "9e1e9b3527c12a77"}, 0x80) 2018/04/20 17:24:05 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:05 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) 2018/04/20 17:24:05 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:05 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) [ 913.937625] FAULT_INJECTION: forcing a failure. [ 913.937625] name failslab, interval 1, probability 0, space 0, times 0 [ 913.948935] CPU: 1 PID: 16756 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 913.956134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 913.965490] Call Trace: [ 913.968103] dump_stack+0x1b9/0x294 [ 913.971752] ? dump_stack_print_info.cold.2+0x52/0x52 [ 913.976964] should_fail.cold.4+0xa/0x1a [ 913.981041] ? rcu_bh_force_quiescent_state+0x20/0x20 2018/04/20 17:24:05 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c"], 0x1}, 0x1}, 0x0) [ 913.986247] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 913.991372] ? memcg_kmem_charge_memcg+0x74/0x110 [ 913.996236] ? percpu_ref_tryget+0x2b0/0x2b0 [ 914.000673] ? find_held_lock+0x36/0x1c0 [ 914.004772] ? check_same_owner+0x320/0x320 [ 914.009115] ? rcu_note_context_switch+0x710/0x710 [ 914.014056] __should_failslab+0x124/0x180 [ 914.018311] should_failslab+0x9/0x14 [ 914.022126] kmem_cache_alloc+0x2af/0x760 [ 914.026287] ? rcu_is_watching+0x85/0x140 [ 914.030446] ? rcu_pm_notify+0xc0/0xc0 [ 914.034360] prepare_creds+0x78/0x3e0 2018/04/20 17:24:05 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c"], 0x1}, 0x1}, 0x0) [ 914.038174] ? abort_creds+0x170/0x170 [ 914.042074] ? __raw_spin_lock_init+0x1c/0x100 [ 914.046681] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 914.051720] copy_creds+0x7b/0x470 [ 914.055271] ? lockdep_init_map+0x9/0x10 [ 914.059346] copy_process.part.38+0xcf9/0x6e90 [ 914.063946] ? lock_acquire+0x1dc/0x520 [ 914.067932] ? alloc_set_pte+0x1013/0x1600 [ 914.072184] ? graph_lock+0x170/0x170 [ 914.075993] ? print_usage_bug+0xc0/0xc0 [ 914.080085] ? __cleanup_sighand+0x70/0x70 [ 914.084333] ? find_held_lock+0x13f/0x1c0 2018/04/20 17:24:05 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c00"], 0x1}, 0x1}, 0x0) [ 914.088498] ? print_usage_bug+0xc0/0xc0 [ 914.092570] ? lock_downgrade+0x8e0/0x8e0 [ 914.096740] ? unlock_page+0x1d0/0x2b0 [ 914.100647] ? debug_check_no_locks_freed+0x310/0x310 [ 914.105871] ? print_usage_bug+0xc0/0xc0 [ 914.109942] ? filemap_map_pages+0xcd4/0x1870 [ 914.114469] ? debug_check_no_locks_freed+0x310/0x310 [ 914.119673] ? find_get_entries_tag+0x10a0/0x10a0 [ 914.124522] ? __lock_acquire+0x7f5/0x5140 [ 914.128765] ? debug_check_no_locks_freed+0x310/0x310 2018/04/20 17:24:05 executing program 5: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000001d00)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000001cc0)={&(0x7f0000000900)=ANY=[@ANYBLOB="5c000000140001030000000000000000ac1414aa0080000000000000000000000000000000000000000000000000000000000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000353c000000000c0010000100000000000000"], 0x5c}, 0x1}, 0x0) [ 914.133972] ? debug_check_no_locks_freed+0x310/0x310 [ 914.139167] ? print_usage_bug+0xc0/0xc0 [ 914.143233] ? graph_lock+0x170/0x170 [ 914.147045] ? graph_lock+0x170/0x170 [ 914.150860] ? lock_acquire+0x1dc/0x520 [ 914.154840] ? __fdget_pos+0x1a9/0x1e0 [ 914.158734] ? graph_lock+0x170/0x170 [ 914.162541] ? __lock_acquire+0x7f5/0x5140 [ 914.166780] ? find_held_lock+0x36/0x1c0 [ 914.170853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.176401] ? _parse_integer+0x13b/0x190 [ 914.180558] ? graph_lock+0x170/0x170 2018/04/20 17:24:05 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000000)='./control\x00', 0x0) r0 = open(&(0x7f0000000340)='./control\x00', 0x0, 0x0) mkdirat(r0, &(0x7f000002cff6)='./control\x00', 0x0) accept4$inet6(r0, 0x0, &(0x7f0000000240), 0x800) listxattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=""/108, 0x6c) mkdirat(r0, &(0x7f0000016ff8)='./file0\x00', 0x0) stat(&(0x7f0000000140)='./file0\x00', &(0x7f0000000180)) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.cpu/syz0\x00', 0x1ff) r1 = openat(r0, &(0x7f0000025000)='./file0\x00', 0x0, 0x0) symlinkat(&(0x7f0000023ff8)='./control\x00', r1, &(0x7f0000012ff6)='./control\x00') renameat2(r1, &(0x7f000003aff6)='./control\x00', r0, &(0x7f000003a000)='./control\x00', 0x2) syz_mount_image$xfs(&(0x7f0000000040)='xfs\x00', &(0x7f0000000280)='./control\x00', 0x401, 0x8, &(0x7f0000001740)=[{&(0x7f0000000380)="613e4587a6c081eb487b2ea187a7b14fc208fb6781e359371abaa56f742ed54dd3c05a16b1ce551fe6b5b16c81feaaa1fa541dff7ff6ff8e33d9ea91b85a4693bb16db1b80fc455676d0c375dba970922d9d14e28a6966171fedb05c34c0c3d8beb107593e0cb144ce1ffda8e3f8fbd77c0bee6e29a90125be70bf8151cb92121d15c78bedae2edc2bd9541218cfc65dc1c88fdae8a6f0000c7ec1f948bb7b7401c1b66af3ae6f5694a4dbba22ffaafb44db300cfdf2175e722670b85e7d8f189276040d05ce641e916eb09805fe29b311d6e452a2361b8608d4ec60fc58e486d1e47cf43f833bc04c0359812c441d102109b56e4537", 0xf6, 0x4}, {&(0x7f0000000480)="324e9e36cbb29f97dee6c31a0012f931d9ee0c54a208a05eabdc322c00d6d28447c51213157436ba341046d8e08755eca7eeebdc80a6e304fa8368594004033035995a01ecf15ece2c07e2b6fa9c8503ba26bd29a9a86eb3d33773469ab27880506d5fb724e251321a3393cea43e3c6c79cce495d904601651616d804d5f5096087f96929a028a40e344493ffca828246d302a4b6a047f4fa16d17e8fbe4851fabe1e642e5138cd284d729db9c633318e1cf7f", 0xb3, 0x9}, {&(0x7f00000002c0)="1125de56e69751043c080687295ebf2e0acc6b3276a7b6256dd6961e19596745811d9a2821c9b05fe25712892ad8d2883c20945495394292e902c7e7f17ad2023b75d3ee21cdcbd0ac28c79ce7c05b045c38cbc7370f54794dede080627989e6baa958cd2f", 0x65, 0x5c54}, {&(0x7f0000000540)="5e4013540708819024c8bf5a0e2aa0aa87f8867226d39c34fb4f16fa32b481a83380ce0241990fcadea0097c18f9b5380aeb2d7c049e29bddbb01c1e68ef3015745422bcc1c954ff2702bd22c0", 0x4d, 0x7}, {&(0x7f00000005c0)="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0x1000, 0x1f}, {&(0x7f00000015c0)="34b188a87855e61e7818c35eb1be3ced40e997541468e60e4f7a60aab23c17891e83219cb6f08341edcdca585333ed1534bd55b3e0f403ab538784f5ef995ceeae2dd638aeb5e3d7df4834acd1b6909b0b3a8fe2fcdf7476edf6025da6d5c212a2cecf8d393b74b7279f612de1764c572008c8ac7bba2335a88b95352285ed4d8a", 0x81, 0x401}, {&(0x7f0000001680)="29d357b47cc84c90c9782689646f45fb2c4b680a4c867ab16a9900e03b9f71f44b5111cbf35b22795f8443059248f6408442ef8eedc136c91948522d5f2623d27c75cf27d3a79154dc6119b2c1b30d9ef76abe558fb8e4bc687090c56eda8abac3f1f54470527ab16c9cd4fbcc", 0x6d, 0x22}, {&(0x7f0000001700)="d96163f0bcfb91d4f8c7555a95495ec9eeb8922ad19baf02919dd2e45a0d278765450652f4b3b3153d55d4fa52d6b3ded372023f1ef9709acf147463271cbe49", 0x40, 0xd6b}], 0x200000, &(0x7f0000001800)={'nouuid,', {[{@noikeep='noikeep', 0x2c}]}}) [ 914.184376] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 914.190001] ? _kstrtoull+0x180/0x230 [ 914.193809] ? _parse_integer+0x190/0x190 [ 914.197961] ? graph_lock+0x170/0x170 [ 914.201767] ? lock_release+0xa10/0xa10 [ 914.205750] ? check_same_owner+0x320/0x320 [ 914.210080] ? find_held_lock+0x36/0x1c0 [ 914.214136] ? graph_lock+0x170/0x170 [ 914.217936] ? lock_downgrade+0x8e0/0x8e0 [ 914.222085] ? find_held_lock+0x36/0x1c0 [ 914.226148] ? lock_downgrade+0x8e0/0x8e0 [ 914.230288] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 914.235813] ? proc_fail_nth_write+0x96/0x1f0 [ 914.240314] ? proc_cwd_link+0x1d0/0x1d0 [ 914.244370] ? find_held_lock+0x36/0x1c0 [ 914.248424] _do_fork+0x291/0x12a0 [ 914.251961] ? fork_idle+0x1a0/0x1a0 [ 914.255666] ? __lock_is_held+0xb5/0x140 [ 914.259741] ? __sb_end_write+0xac/0xe0 [ 914.263710] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 914.269238] ? fput+0x130/0x1a0 [ 914.272509] ? ksys_write+0x1a6/0x250 [ 914.276300] ? __ia32_sys_read+0xb0/0xb0 [ 914.280362] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 914.285198] __x64_sys_clone+0xbf/0x150 [ 914.289161] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 914.294175] do_syscall_64+0x1b1/0x800 [ 914.298054] ? finish_task_switch+0x1ca/0x810 [ 914.302552] ? syscall_return_slowpath+0x5c0/0x5c0 [ 914.307474] ? syscall_return_slowpath+0x30f/0x5c0 [ 914.312395] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 914.317754] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 914.322590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 914.327765] RIP: 0033:0x455379 [ 914.330941] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 2018/04/20 17:24:05 executing program 3 (fault-call:1 fault-nth:2): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) [ 914.338640] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 914.345897] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 914.353153] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 914.360417] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 914.367683] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000001 2018/04/20 17:24:05 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c00"], 0x1}, 0x1}, 0x0) [ 914.433426] FAULT_INJECTION: forcing a failure. [ 914.433426] name failslab, interval 1, probability 0, space 0, times 0 [ 914.444766] CPU: 1 PID: 16787 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 914.451969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 914.461616] Call Trace: [ 914.464231] dump_stack+0x1b9/0x294 [ 914.467882] ? dump_stack_print_info.cold.2+0x52/0x52 [ 914.473099] should_fail.cold.4+0xa/0x1a [ 914.477177] ? rcu_bh_force_quiescent_state+0x20/0x20 2018/04/20 17:24:05 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c00"], 0x1}, 0x1}, 0x0) [ 914.482382] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 914.487509] ? memcg_kmem_charge_memcg+0x74/0x110 [ 914.492366] ? percpu_ref_tryget+0x2b0/0x2b0 [ 914.496787] ? find_held_lock+0x36/0x1c0 [ 914.500888] ? check_same_owner+0x320/0x320 [ 914.505231] ? rcu_note_context_switch+0x710/0x710 [ 914.510179] __should_failslab+0x124/0x180 [ 914.514434] should_failslab+0x9/0x14 [ 914.518251] kmem_cache_alloc+0x2af/0x760 [ 914.522416] ? rcu_is_watching+0x85/0x140 [ 914.526574] ? rcu_pm_notify+0xc0/0xc0 2018/04/20 17:24:05 executing program 7 (fault-call:1 fault-nth:0): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 914.530477] prepare_creds+0x78/0x3e0 [ 914.534287] ? abort_creds+0x170/0x170 [ 914.538187] ? __raw_spin_lock_init+0x1c/0x100 [ 914.542790] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 914.547839] copy_creds+0x7b/0x470 [ 914.551404] ? lockdep_init_map+0x9/0x10 [ 914.555482] copy_process.part.38+0xcf9/0x6e90 [ 914.560084] ? zap_class+0x720/0x720 [ 914.563809] ? lock_acquire+0x1dc/0x520 [ 914.567799] ? alloc_set_pte+0x1013/0x1600 [ 914.572057] ? graph_lock+0x170/0x170 [ 914.572669] FAULT_INJECTION: forcing a failure. [ 914.572669] name failslab, interval 1, probability 0, space 0, times 0 [ 914.575866] ? print_usage_bug+0xc0/0xc0 [ 914.575897] ? __cleanup_sighand+0x70/0x70 [ 914.575917] ? find_held_lock+0x13f/0x1c0 [ 914.575943] ? print_usage_bug+0xc0/0xc0 [ 914.575959] ? lock_downgrade+0x8e0/0x8e0 [ 914.575976] ? unlock_page+0x1d0/0x2b0 [ 914.575997] ? debug_check_no_locks_freed+0x310/0x310 [ 914.576023] ? print_usage_bug+0xc0/0xc0 [ 914.620837] ? filemap_map_pages+0xcd4/0x1870 [ 914.625341] ? debug_check_no_locks_freed+0x310/0x310 [ 914.630525] ? find_get_entries_tag+0x10a0/0x10a0 [ 914.635362] ? __lock_acquire+0x7f5/0x5140 [ 914.639593] ? debug_check_no_locks_freed+0x310/0x310 [ 914.644781] ? perf_trace_lock+0xd6/0x900 [ 914.648931] ? debug_check_no_locks_freed+0x310/0x310 [ 914.654116] ? zap_class+0x720/0x720 [ 914.657823] ? perf_trace_lock+0xd6/0x900 [ 914.661965] ? graph_lock+0x170/0x170 [ 914.665764] ? graph_lock+0x170/0x170 [ 914.669558] ? lock_acquire+0x1dc/0x520 [ 914.673530] ? perf_trace_lock+0xd6/0x900 [ 914.677686] ? zap_class+0x720/0x720 [ 914.681396] ? find_held_lock+0x36/0x1c0 [ 914.685452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.690983] ? _parse_integer+0x13b/0x190 [ 914.695126] ? graph_lock+0x170/0x170 [ 914.698924] ? perf_trace_lock+0xd6/0x900 [ 914.703062] ? _kstrtoull+0x180/0x230 [ 914.706855] ? _parse_integer+0x190/0x190 [ 914.710998] ? zap_class+0x720/0x720 [ 914.714712] ? find_held_lock+0x36/0x1c0 [ 914.718767] ? graph_lock+0x170/0x170 [ 914.722578] ? perf_trace_lock+0xd6/0x900 [ 914.726726] ? find_held_lock+0x36/0x1c0 [ 914.730789] ? lock_downgrade+0x8e0/0x8e0 [ 914.734936] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 914.740466] ? proc_fail_nth_write+0x96/0x1f0 [ 914.744965] ? find_held_lock+0x36/0x1c0 [ 914.749032] _do_fork+0x291/0x12a0 [ 914.752572] ? fork_idle+0x1a0/0x1a0 [ 914.756299] ? __sb_end_write+0xac/0xe0 [ 914.760272] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 914.765801] ? fput+0x130/0x1a0 [ 914.769073] ? ksys_write+0x1a6/0x250 [ 914.772869] ? __ia32_sys_read+0xb0/0xb0 [ 914.776927] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 914.781766] __x64_sys_clone+0xbf/0x150 [ 914.785735] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 914.790748] do_syscall_64+0x1b1/0x800 [ 914.794631] ? finish_task_switch+0x1ca/0x810 [ 914.799123] ? syscall_return_slowpath+0x5c0/0x5c0 [ 914.804051] ? syscall_return_slowpath+0x30f/0x5c0 [ 914.808981] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 914.814344] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 914.819186] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 914.824367] RIP: 0033:0x455379 [ 914.827546] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 914.835251] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 914.842512] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 914.849776] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 914.857041] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 914.864301] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000002 [ 914.871594] CPU: 0 PID: 16795 Comm: syz-executor7 Not tainted 4.17.0-rc1+ #9 [ 914.878789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 914.888151] Call Trace: [ 914.890748] dump_stack+0x1b9/0x294 [ 914.894390] ? dump_stack_print_info.cold.2+0x52/0x52 [ 914.899587] ? lock_downgrade+0x8e0/0x8e0 [ 914.903751] should_fail.cold.4+0xa/0x1a [ 914.907826] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 914.912938] ? __local_bh_enable_ip+0x161/0x230 [ 914.917619] ? _raw_spin_unlock_bh+0x30/0x40 [ 914.922038] ? release_sock+0x1e2/0x2b0 [ 914.926010] ? rcu_is_watching+0x85/0x140 [ 914.930153] ? __release_sock+0x3a0/0x3a0 [ 914.934298] ? find_held_lock+0x36/0x1c0 [ 914.938367] ? check_same_owner+0x320/0x320 [ 914.942683] ? rcu_note_context_switch+0x710/0x710 [ 914.947603] ? __netlink_lookup+0x5cf/0xaa0 [ 914.951917] __should_failslab+0x124/0x180 [ 914.956142] should_failslab+0x9/0x14 [ 914.959932] kmem_cache_alloc_node+0x272/0x780 [ 914.964505] ? find_held_lock+0x36/0x1c0 [ 914.968576] __alloc_skb+0x111/0x780 [ 914.972282] ? skb_scrub_packet+0x580/0x580 [ 914.976631] ? rcu_is_watching+0x85/0x140 [ 914.980772] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 914.985969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 914.991499] ? netlink_autobind.isra.34+0x240/0x330 [ 914.996516] netlink_sendmsg+0xb01/0xfa0 [ 915.000573] ? netlink_unicast+0x740/0x740 [ 915.004802] ? security_socket_sendmsg+0x94/0xc0 [ 915.009554] ? netlink_unicast+0x740/0x740 [ 915.013791] sock_sendmsg+0xd5/0x120 [ 915.017513] ___sys_sendmsg+0x805/0x940 [ 915.021491] ? copy_msghdr_from_user+0x560/0x560 [ 915.026251] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 915.031779] ? proc_fail_nth_write+0x96/0x1f0 [ 915.036275] ? __fget_light+0x2ef/0x430 [ 915.040242] ? fget_raw+0x20/0x20 [ 915.043679] ? find_held_lock+0x36/0x1c0 [ 915.047731] ? kasan_check_write+0x14/0x20 [ 915.051962] ? wait_for_completion+0x870/0x870 [ 915.056541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 915.062064] ? sockfd_lookup_light+0xc5/0x160 [ 915.066550] __sys_sendmsg+0x115/0x270 [ 915.070427] ? __ia32_sys_shutdown+0x80/0x80 [ 915.074823] ? __sb_end_write+0xac/0xe0 [ 915.078787] ? fput+0x130/0x1a0 [ 915.082057] ? ksys_write+0x1a6/0x250 [ 915.085860] __x64_sys_sendmsg+0x78/0xb0 [ 915.089913] do_syscall_64+0x1b1/0x800 [ 915.093787] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 915.098621] ? syscall_return_slowpath+0x5c0/0x5c0 [ 915.103540] ? syscall_return_slowpath+0x30f/0x5c0 [ 915.108463] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 915.113820] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 915.118664] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 915.123838] RIP: 0033:0x455379 [ 915.127019] RSP: 002b:00007f08ef3b2c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2018/04/20 17:24:06 executing program 7 (fault-call:1 fault-nth:1): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 915.134721] RAX: ffffffffffffffda RBX: 00007f08ef3b36d4 RCX: 0000000000455379 [ 915.141975] RDX: 0000000000000000 RSI: 0000000020005000 RDI: 0000000000000013 [ 915.149231] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 915.156488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 915.163749] R13: 00000000000004f8 R14: 00000000006fa7e0 R15: 0000000000000000 [ 915.243947] FAULT_INJECTION: forcing a failure. [ 915.243947] name failslab, interval 1, probability 0, space 0, times 0 [ 915.255334] CPU: 0 PID: 16805 Comm: syz-executor7 Not tainted 4.17.0-rc1+ #9 [ 915.262531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 915.271887] Call Trace: [ 915.274518] dump_stack+0x1b9/0x294 [ 915.278169] ? dump_stack_print_info.cold.2+0x52/0x52 [ 915.283375] ? is_bpf_text_address+0xd7/0x170 [ 915.287883] ? kernel_text_address+0x79/0xf0 [ 915.292308] ? __unwind_start+0x166/0x330 [ 915.296475] should_fail.cold.4+0xa/0x1a [ 915.300560] ? __save_stack_trace+0x7e/0xd0 [ 915.304902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 915.310022] ? save_stack+0xa9/0xd0 [ 915.313663] ? save_stack+0x43/0xd0 [ 915.317301] ? kasan_kmalloc+0xc4/0xe0 [ 915.321189] ? kasan_slab_alloc+0x12/0x20 [ 915.325326] ? find_held_lock+0x36/0x1c0 [ 915.329381] ? check_same_owner+0x320/0x320 [ 915.333700] ? rcu_note_context_switch+0x710/0x710 [ 915.338615] __should_failslab+0x124/0x180 [ 915.342836] should_failslab+0x9/0x14 [ 915.346711] kmem_cache_alloc_node_trace+0x26f/0x770 [ 915.351803] __kmalloc_node_track_caller+0x33/0x70 [ 915.356717] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 915.361456] __alloc_skb+0x14d/0x780 [ 915.365163] ? skb_scrub_packet+0x580/0x580 [ 915.369497] ? rcu_is_watching+0x85/0x140 [ 915.373630] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 915.378808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.384326] ? netlink_autobind.isra.34+0x240/0x330 [ 915.389325] netlink_sendmsg+0xb01/0xfa0 [ 915.393388] ? netlink_unicast+0x740/0x740 [ 915.397614] ? security_socket_sendmsg+0x94/0xc0 [ 915.402352] ? netlink_unicast+0x740/0x740 [ 915.406569] sock_sendmsg+0xd5/0x120 [ 915.410268] ___sys_sendmsg+0x805/0x940 [ 915.414228] ? copy_msghdr_from_user+0x560/0x560 [ 915.418974] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 915.424506] ? proc_fail_nth_write+0x96/0x1f0 [ 915.428993] ? __fget_light+0x2ef/0x430 [ 915.432952] ? fget_raw+0x20/0x20 [ 915.436385] ? find_held_lock+0x36/0x1c0 [ 915.440429] ? kasan_check_write+0x14/0x20 [ 915.444656] ? wait_for_completion+0x870/0x870 [ 915.449240] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 915.454760] ? sockfd_lookup_light+0xc5/0x160 [ 915.459236] __sys_sendmsg+0x115/0x270 [ 915.463106] ? __ia32_sys_shutdown+0x80/0x80 [ 915.467495] ? __sb_end_write+0xac/0xe0 [ 915.471451] ? fput+0x130/0x1a0 [ 915.474721] ? ksys_write+0x1a6/0x250 [ 915.478508] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 915.483336] __x64_sys_sendmsg+0x78/0xb0 [ 915.487380] do_syscall_64+0x1b1/0x800 [ 915.491249] ? finish_task_switch+0x1ca/0x810 [ 915.495726] ? syscall_return_slowpath+0x5c0/0x5c0 [ 915.500647] ? syscall_return_slowpath+0x30f/0x5c0 [ 915.505561] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 915.510916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 915.515754] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 915.520932] RIP: 0033:0x455379 [ 915.524114] RSP: 002b:00007f08ef3b2c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 915.531811] RAX: ffffffffffffffda RBX: 00007f08ef3b36d4 RCX: 0000000000455379 2018/04/20 17:24:06 executing program 5: clock_gettime(0x0, &(0x7f00001f6ff0)={0x0, 0x0}) r1 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x48) accept$nfc_llcp(r1, &(0x7f0000000040), &(0x7f00000000c0)=0x60) setitimer(0x2, &(0x7f00000e9000)={{}, {0x0, r0/1000+10000}}, &(0x7f0000281000)) clock_gettime(0x0, &(0x7f00000002c0)={0x0, 0x0}) setitimer(0x2, &(0x7f0000000240)={{}, {0x0, r2/1000+10000}}, &(0x7f0000000280)) 2018/04/20 17:24:06 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:06 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) 2018/04/20 17:24:06 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x8000) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40001, 0x0) name_to_handle_at(r1, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)={0x45, 0x58, "e63850300eecf954debb4bc1a47af29eca78d49d319be791e8f0e99ab2f8f5eec0528dbc6009523abc93d44928ede8468ec5f4dad1ebd30a4a8c6be53a"}, &(0x7f0000000140), 0x1400) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f000081e000)={0x0, 0x3, 0x8000000000000074}, 0x101) write$binfmt_elf32(r1, &(0x7f0000000180)={{0x7f, 0x45, 0x4c, 0x46, 0x1f00000000000000, 0x2, 0x774, 0x1, 0x7fffffff, 0x3, 0x3e, 0xfff, 0x3d0, 0x38, 0x2e5, 0x4, 0x6b45, 0x20, 0x2, 0x1ff, 0x1, 0x6}, [{0x0, 0xfff, 0x3, 0x80000001, 0x2a9e, 0x72c06d3e, 0x1f, 0xc9a}, {0x3, 0x8000, 0x2, 0x1, 0x200, 0x32, 0x440, 0xe1d6}], "9e1e9b3527c12a77"}, 0x80) 2018/04/20 17:24:06 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f00000000c0)={0x2, 0x4d, &(0x7f0000000040)="8f53048229eece1f22ae1d75b71d7dd4ef1342648208fab0412d28229fd0f7c907811ebba8fda4096c566e54ef79e0520b5bf18f4e9a826f3649afaa920c21395bd2871854ebdcc01809471f7c"}) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000200)=@assoc_value, &(0x7f0000000240)=0x8) 2018/04/20 17:24:06 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) 2018/04/20 17:24:06 executing program 7 (fault-call:1 fault-nth:2): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:06 executing program 3 (fault-call:1 fault-nth:3): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) [ 915.539074] RDX: 0000000000000000 RSI: 0000000020005000 RDI: 0000000000000013 [ 915.546322] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 915.553577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 915.560828] R13: 00000000000004f8 R14: 00000000006fa7e0 R15: 0000000000000001 2018/04/20 17:24:06 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 915.597522] FAULT_INJECTION: forcing a failure. [ 915.597522] name failslab, interval 1, probability 0, space 0, times 0 [ 915.608814] CPU: 0 PID: 16811 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 915.616006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 915.625361] Call Trace: [ 915.627957] dump_stack+0x1b9/0x294 [ 915.631600] ? dump_stack_print_info.cold.2+0x52/0x52 [ 915.636800] ? debug_check_no_locks_freed+0x310/0x310 [ 915.642005] should_fail.cold.4+0xa/0x1a [ 915.646086] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 915.651210] ? mutex_trylock+0x2a0/0x2a0 [ 915.655295] ? find_held_lock+0x36/0x1c0 [ 915.659387] ? check_same_owner+0x320/0x320 [ 915.663726] ? rcu_note_context_switch+0x710/0x710 [ 915.668666] __should_failslab+0x124/0x180 [ 915.672916] should_failslab+0x9/0x14 [ 915.676730] kmem_cache_alloc+0x2af/0x760 [ 915.680903] dup_fd+0x114/0xf40 [ 915.684202] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 915.689752] ? audit_alloc+0xea/0x920 [ 915.693568] ? ksys_dup3+0x670/0x670 2018/04/20 17:24:07 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x20000050}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 915.697295] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 915.702840] ? put_ctx+0xe5/0x140 [ 915.706305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.711850] ? perf_event_init_task+0x1f3/0x8c0 [ 915.716532] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 915.722083] ? copy_semundo+0xc5/0x350 [ 915.725982] ? __ia32_sys_semop+0xb0/0xb0 [ 915.730140] ? __raw_spin_lock_init+0x1c/0x100 [ 915.734737] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 915.739772] ? __lockdep_init_map+0x105/0x590 [ 915.744279] ? security_task_alloc+0x88/0xb0 [ 915.748700] copy_process.part.38+0x1e4a/0x6e90 [ 915.753387] ? lock_acquire+0x1dc/0x520 [ 915.757369] ? alloc_set_pte+0x1013/0x1600 [ 915.761631] ? __cleanup_sighand+0x70/0x70 [ 915.765879] ? find_held_lock+0x13f/0x1c0 [ 915.770042] ? print_usage_bug+0xc0/0xc0 [ 915.774119] ? lock_downgrade+0x8e0/0x8e0 [ 915.778278] ? unlock_page+0x1d0/0x2b0 [ 915.782497] ? debug_check_no_locks_freed+0x310/0x310 [ 915.787719] ? print_usage_bug+0xc0/0xc0 [ 915.791788] ? filemap_map_pages+0xcd4/0x1870 [ 915.796310] ? debug_check_no_locks_freed+0x310/0x310 [ 915.801516] ? find_get_entries_tag+0x10a0/0x10a0 [ 915.806360] ? __lock_acquire+0x7f5/0x5140 [ 915.810600] ? debug_check_no_locks_freed+0x310/0x310 [ 915.815810] ? print_usage_bug+0xc0/0xc0 [ 915.819960] ? graph_lock+0x170/0x170 [ 915.823767] ? lock_acquire+0x1dc/0x520 [ 915.827748] ? __fdget_pos+0x1a9/0x1e0 [ 915.831638] ? graph_lock+0x170/0x170 [ 915.835452] ? __lock_acquire+0x7f5/0x5140 [ 915.839695] ? find_held_lock+0x36/0x1c0 [ 915.843765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 915.849328] ? _parse_integer+0x13b/0x190 [ 915.853480] ? graph_lock+0x170/0x170 [ 915.857286] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 915.862827] ? _kstrtoull+0x180/0x230 [ 915.866632] ? _parse_integer+0x190/0x190 [ 915.870783] ? graph_lock+0x170/0x170 [ 915.874587] ? lock_release+0xa10/0xa10 [ 915.878567] ? check_same_owner+0x320/0x320 [ 915.882897] ? find_held_lock+0x36/0x1c0 [ 915.886960] ? graph_lock+0x170/0x170 [ 915.890768] ? lock_downgrade+0x8e0/0x8e0 [ 915.894960] ? find_held_lock+0x36/0x1c0 2018/04/20 17:24:07 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xffffff9e}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 915.899032] ? lock_downgrade+0x8e0/0x8e0 [ 915.903192] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 915.908739] ? proc_fail_nth_write+0x96/0x1f0 [ 915.913237] ? proc_cwd_link+0x1d0/0x1d0 [ 915.917307] ? find_held_lock+0x36/0x1c0 [ 915.921373] _do_fork+0x291/0x12a0 [ 915.924920] ? fork_idle+0x1a0/0x1a0 [ 915.928641] ? __lock_is_held+0xb5/0x140 [ 915.932721] ? __sb_end_write+0xac/0xe0 [ 915.936712] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 915.942254] ? fput+0x130/0x1a0 [ 915.945541] ? ksys_write+0x1a6/0x250 2018/04/20 17:24:07 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000001300)=ANY=[]}, 0x1}, 0x3) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) sendto$llc(r1, &(0x7f0000000240)="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", 0x1000, 0x20000000, &(0x7f00000012c0)={0x1a, 0x336, 0x6, 0x3f, 0xfffffffffffffffb, 0x7, @random="e5a1dbdab04c"}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000001280)={0x9, 0x6, 0x6, 0x8, 0xd633}, 0x14) ioctl$TUNSETLINK(r1, 0x400454cd, 0xf) getsockopt$IP_VS_SO_GET_SERVICE(r0, 0x0, 0x483, &(0x7f0000000140), &(0x7f0000001240)=0x68) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000100)={r0}) [ 915.949348] ? __ia32_sys_read+0xb0/0xb0 [ 915.953426] __x64_sys_clone+0xbf/0x150 [ 915.957420] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 915.962454] do_syscall_64+0x1b1/0x800 [ 915.966349] ? finish_task_switch+0x1ca/0x810 [ 915.970855] ? syscall_return_slowpath+0x5c0/0x5c0 [ 915.975793] ? syscall_return_slowpath+0x30f/0x5c0 [ 915.980734] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 915.986106] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 915.990962] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 915.996150] RIP: 0033:0x455379 2018/04/20 17:24:07 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ptype\x00') readv(r0, &(0x7f00000014c0)=[{&(0x7f0000001280)=""/208, 0xd0}], 0x1) lgetxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'user.', 'net/ptype\x00'}, &(0x7f0000000080)=""/142, 0x8e) readv(r0, &(0x7f0000d3bff0)=[{&(0x7f00003ce000)=""/4096, 0x1000}], 0x1) [ 915.999338] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 916.007049] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 916.014318] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 916.021590] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 916.028858] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 916.036130] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000003 2018/04/20 17:24:08 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x830e0000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:08 executing program 3 (fault-call:1 fault-nth:4): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:08 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000b0a000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000040)) r2 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x0, 0x0) ioctl$KDGETLED(r2, 0x4b31, &(0x7f0000000240)) ioctl$KVM_XEN_HVM_CONFIG(r2, 0x4038ae7a, &(0x7f0000000200)={0x0, 0x88, &(0x7f0000000140)="20ee59eec6cfcae015cd3d6aa3ee13113adb28a172862b20e1e4f2214accfb30731c0e47415e2ede0c4e7962e3b19c60c5021fadcec156df36c52c9b8196a0c49abc32a6bfdc60344d17401bcef044ee60dfe017646a8d77f6876682aeb9b9b832020423e8deca4e4eacba013d9300bdd20a4e8e04a7871da8e998792319731c5e8f6f77068b4cddabc1b27c701683623311c2066b00cfbe20856e11c5edfc3e4e91325a57d6ecf081d78081433e17a983283b0976aff0c0ad3f1a50ed", &(0x7f0000000280)="a63bf7715f042e83235d7666b08179af4d1a1b193e2b456cf3589b3634294a4445da6d22d16a2061499e8b6087ae520eb98f817c98c9e42152f826b6accff5fc14949d50c8d2d6c7aea6d848e8adce01b3987724119f620f3892a70c6b88e34181b8455a7560cbac2e63beb6801f3aff7a0ce841cc0edab1a91003eb12d85ac378850003457dad29221e54a0e002a62379d50a9b3642c347f15afe1fc7a7890bc6552bd50e2510c6f1fb8be0db146f99694b1466ca736b1b4f31c9c06677cebe8334ffcc2e398afcd66b07fbc0d90acfab7ed1b88921570a17b6186f10d353b40b", 0xbd, 0xe1}) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r1, 0x4010ae68, &(0x7f0000000080)={0x0, 0xfffffffffffffffd}) arch_prctl(0x1003, &(0x7f00000000c0)="fb6d9005273dfceb00d553a953215ed63cdeb71ad804c2a224efde2af1654bd0da5e7efe8f4dfdb93736750d933aa43382263399d11a883b394518cbfeff23596bbe5ce6013667174e446cf7387744b7ce1d791a30403cd2c879f5ad88bc4b3810f110faf68da1563046") 2018/04/20 17:24:08 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x8000) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40001, 0x0) name_to_handle_at(r1, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)={0x45, 0x58, "e63850300eecf954debb4bc1a47af29eca78d49d319be791e8f0e99ab2f8f5eec0528dbc6009523abc93d44928ede8468ec5f4dad1ebd30a4a8c6be53a"}, &(0x7f0000000140), 0x1400) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f000081e000)={0x0, 0x3, 0x8000000000000074}, 0x101) write$binfmt_elf32(r1, &(0x7f0000000180)={{0x7f, 0x45, 0x4c, 0x46, 0x1f00000000000000, 0x2, 0x774, 0x1, 0x7fffffff, 0x3, 0x3e, 0xfff, 0x3d0, 0x38, 0x2e5, 0x4, 0x6b45, 0x20, 0x2, 0x1ff, 0x1, 0x6}, [{0x0, 0xfff, 0x3, 0x80000001, 0x2a9e, 0x72c06d3e, 0x1f, 0xc9a}, {0x3, 0x8000, 0x2, 0x1, 0x200, 0x32, 0x440, 0xe1d6}], "9e1e9b3527c12a77"}, 0x80) 2018/04/20 17:24:08 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:08 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) 2018/04/20 17:24:08 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f00000000c0)={0x2, 0x4d, &(0x7f0000000040)="8f53048229eece1f22ae1d75b71d7dd4ef1342648208fab0412d28229fd0f7c907811ebba8fda4096c566e54ef79e0520b5bf18f4e9a826f3649afaa920c21395bd2871854ebdcc01809471f7c"}) 2018/04/20 17:24:08 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) 2018/04/20 17:24:08 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xf0}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:08 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x830e}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 917.113518] FAULT_INJECTION: forcing a failure. [ 917.113518] name failslab, interval 1, probability 0, space 0, times 0 [ 917.125072] CPU: 0 PID: 16887 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 917.132270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 917.141629] Call Trace: [ 917.144233] dump_stack+0x1b9/0x294 [ 917.147879] ? dump_stack_print_info.cold.2+0x52/0x52 [ 917.153087] ? debug_check_no_locks_freed+0x310/0x310 [ 917.158293] should_fail.cold.4+0xa/0x1a 2018/04/20 17:24:08 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xfffffff0}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:08 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x200000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 917.162373] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 917.167490] ? mutex_trylock+0x2a0/0x2a0 [ 917.171569] ? find_held_lock+0x36/0x1c0 [ 917.175672] ? check_same_owner+0x320/0x320 [ 917.180005] ? rcu_note_context_switch+0x710/0x710 [ 917.184950] __should_failslab+0x124/0x180 [ 917.189209] should_failslab+0x9/0x14 [ 917.193019] kmem_cache_alloc+0x2af/0x760 [ 917.197192] dup_fd+0x114/0xf40 [ 917.200486] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 917.206032] ? audit_alloc+0xea/0x920 [ 917.209851] ? ksys_dup3+0x670/0x670 2018/04/20 17:24:08 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x9effffff00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 917.213584] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 917.219132] ? put_ctx+0xe5/0x140 [ 917.222596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.228319] ? perf_event_init_task+0x1f3/0x8c0 [ 917.233033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 917.238589] ? copy_semundo+0xc5/0x350 [ 917.242487] ? __ia32_sys_semop+0xb0/0xb0 [ 917.246649] ? __raw_spin_lock_init+0x1c/0x100 [ 917.251246] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 917.256283] ? __lockdep_init_map+0x105/0x590 2018/04/20 17:24:08 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xffffff7f00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 917.260789] ? security_task_alloc+0x88/0xb0 [ 917.265208] copy_process.part.38+0x1e4a/0x6e90 [ 917.269898] ? lock_acquire+0x1dc/0x520 [ 917.273883] ? alloc_set_pte+0x1013/0x1600 [ 917.278136] ? __cleanup_sighand+0x70/0x70 [ 917.282378] ? find_held_lock+0x13f/0x1c0 [ 917.286635] ? print_usage_bug+0xc0/0xc0 [ 917.290707] ? lock_downgrade+0x8e0/0x8e0 [ 917.294863] ? unlock_page+0x1d0/0x2b0 [ 917.298766] ? debug_check_no_locks_freed+0x310/0x310 [ 917.303965] ? print_usage_bug+0xc0/0xc0 [ 917.308033] ? filemap_map_pages+0xcd4/0x1870 [ 917.312545] ? debug_check_no_locks_freed+0x310/0x310 [ 917.317740] ? find_get_entries_tag+0x10a0/0x10a0 [ 917.322597] ? __lock_acquire+0x7f5/0x5140 [ 917.326840] ? debug_check_no_locks_freed+0x310/0x310 [ 917.332046] ? print_usage_bug+0xc0/0xc0 [ 917.336102] ? graph_lock+0x170/0x170 [ 917.339897] ? lock_acquire+0x1dc/0x520 [ 917.343860] ? __fdget_pos+0x1a9/0x1e0 [ 917.347736] ? graph_lock+0x170/0x170 [ 917.351530] ? __lock_acquire+0x7f5/0x5140 [ 917.355752] ? find_held_lock+0x36/0x1c0 [ 917.359801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 917.365408] ? _parse_integer+0x13b/0x190 [ 917.369540] ? graph_lock+0x170/0x170 [ 917.373339] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 917.378876] ? _kstrtoull+0x180/0x230 [ 917.382667] ? _parse_integer+0x190/0x190 [ 917.386795] ? graph_lock+0x170/0x170 [ 917.390578] ? lock_release+0xa10/0xa10 [ 917.394534] ? check_same_owner+0x320/0x320 [ 917.398851] ? find_held_lock+0x36/0x1c0 [ 917.402893] ? graph_lock+0x170/0x170 [ 917.406678] ? lock_downgrade+0x8e0/0x8e0 [ 917.410818] ? find_held_lock+0x36/0x1c0 [ 917.414867] ? lock_downgrade+0x8e0/0x8e0 [ 917.419005] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 917.424545] ? proc_fail_nth_write+0x96/0x1f0 [ 917.429040] ? proc_cwd_link+0x1d0/0x1d0 [ 917.433087] ? find_held_lock+0x36/0x1c0 [ 917.437146] _do_fork+0x291/0x12a0 [ 917.440683] ? fork_idle+0x1a0/0x1a0 [ 917.444382] ? __lock_is_held+0xb5/0x140 [ 917.448446] ? __sb_end_write+0xac/0xe0 [ 917.452418] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 917.457938] ? fput+0x130/0x1a0 [ 917.461202] ? ksys_write+0x1a6/0x250 [ 917.464987] ? __ia32_sys_read+0xb0/0xb0 [ 917.469048] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 917.473886] __x64_sys_clone+0xbf/0x150 [ 917.477851] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 917.482857] do_syscall_64+0x1b1/0x800 [ 917.486736] ? finish_task_switch+0x1ca/0x810 [ 917.491237] ? syscall_return_slowpath+0x5c0/0x5c0 [ 917.496158] ? syscall_return_slowpath+0x30f/0x5c0 [ 917.501073] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 917.506425] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 917.511253] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 917.516429] RIP: 0033:0x455379 [ 917.519597] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 917.527285] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 917.534546] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 917.541805] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 917.549078] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 917.556339] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000004 2018/04/20 17:24:09 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xf0ffffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:09 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x8000) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40001, 0x0) name_to_handle_at(r1, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)={0x45, 0x58, "e63850300eecf954debb4bc1a47af29eca78d49d319be791e8f0e99ab2f8f5eec0528dbc6009523abc93d44928ede8468ec5f4dad1ebd30a4a8c6be53a"}, &(0x7f0000000140), 0x1400) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f000081e000)={0x0, 0x3, 0x8000000000000074}, 0x101) 2018/04/20 17:24:09 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f00000001c0)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r0, 0x40045532, &(0x7f0000000240)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000009000)='/dev/audio\x00', 0x40202, 0x0) r2 = syz_open_dev$sndpcmp(&(0x7f000000afee)='/dev/snd/pcmC#D#p\x00', 0x0, 0x400) write$binfmt_misc(r1, &(0x7f0000000340)=ANY=[@ANYBLOB="1b"], 0x1) poll(&(0x7f0000000000)=[{r2}], 0x1, 0x0) 2018/04/20 17:24:09 executing program 3 (fault-call:1 fault-nth:5): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:09 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) 2018/04/20 17:24:09 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:09 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:09 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) [ 918.311838] FAULT_INJECTION: forcing a failure. [ 918.311838] name failslab, interval 1, probability 0, space 0, times 0 [ 918.323245] CPU: 0 PID: 16935 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 918.330450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 918.339811] Call Trace: [ 918.342417] dump_stack+0x1b9/0x294 [ 918.346060] ? dump_stack_print_info.cold.2+0x52/0x52 [ 918.351268] ? __kernel_text_address+0xd/0x40 [ 918.355783] ? unwind_get_return_address+0x61/0xa0 [ 918.360732] should_fail.cold.4+0xa/0x1a [ 918.364827] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 918.369943] ? save_stack+0xa9/0xd0 [ 918.373582] ? kasan_kmalloc+0xc4/0xe0 [ 918.377477] ? kasan_slab_alloc+0x12/0x20 [ 918.381635] ? kmem_cache_alloc+0x12e/0x760 [ 918.385966] ? dup_fd+0x114/0xf40 [ 918.389428] ? copy_process.part.38+0x1e4a/0x6e90 [ 918.394279] ? _do_fork+0x291/0x12a0 [ 918.397998] ? __x64_sys_clone+0xbf/0x150 [ 918.402152] ? do_syscall_64+0x1b1/0x800 [ 918.406221] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 918.411601] ? find_held_lock+0x36/0x1c0 [ 918.415695] ? check_same_owner+0x320/0x320 [ 918.420026] ? rcu_note_context_switch+0x710/0x710 [ 918.424970] __should_failslab+0x124/0x180 [ 918.429223] should_failslab+0x9/0x14 [ 918.433036] kmem_cache_alloc_trace+0x2cb/0x780 [ 918.437716] ? do_raw_spin_unlock+0x9e/0x2e0 [ 918.442139] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 918.446731] ? __lock_is_held+0xb5/0x140 [ 918.450808] alloc_fdtable+0x89/0x280 [ 918.454617] dup_fd+0xa60/0xf40 [ 918.457913] ? ksys_dup3+0x670/0x670 [ 918.461636] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 918.467181] ? put_ctx+0xe5/0x140 [ 918.470650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.476208] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 918.481757] ? copy_semundo+0xc5/0x350 [ 918.485656] ? __ia32_sys_semop+0xb0/0xb0 [ 918.489815] ? __raw_spin_lock_init+0x1c/0x100 [ 918.494433] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 918.499466] ? __lockdep_init_map+0x105/0x590 [ 918.503970] ? security_task_alloc+0x88/0xb0 2018/04/20 17:24:09 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xffffff7f}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:09 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x1000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 918.508385] copy_process.part.38+0x1e4a/0x6e90 [ 918.513059] ? perf_event_update_sibling_time.part.63+0x90/0x90 [ 918.519127] ? lock_acquire+0x1dc/0x520 [ 918.523106] ? alloc_set_pte+0x1013/0x1600 [ 918.527365] ? __cleanup_sighand+0x70/0x70 [ 918.531606] ? find_held_lock+0x13f/0x1c0 [ 918.535769] ? print_usage_bug+0xc0/0xc0 [ 918.539840] ? lock_downgrade+0x8e0/0x8e0 [ 918.543991] ? unlock_page+0x1d0/0x2b0 [ 918.547917] ? debug_check_no_locks_freed+0x310/0x310 [ 918.553116] ? print_usage_bug+0xc0/0xc0 [ 918.557185] ? filemap_map_pages+0xcd4/0x1870 2018/04/20 17:24:09 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xfffffffffffff000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 918.561698] ? debug_check_no_locks_freed+0x310/0x310 [ 918.566895] ? find_get_entries_tag+0x10a0/0x10a0 [ 918.571743] ? __lock_acquire+0x7f5/0x5140 [ 918.575983] ? debug_check_no_locks_freed+0x310/0x310 [ 918.581177] ? lock_downgrade+0x8e0/0x8e0 [ 918.585336] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 918.589921] ? print_usage_bug+0xc0/0xc0 [ 918.593988] ? graph_lock+0x170/0x170 [ 918.597799] ? lock_acquire+0x1dc/0x520 [ 918.601776] ? __fdget_pos+0x1a9/0x1e0 [ 918.605666] ? graph_lock+0x170/0x170 2018/04/20 17:24:09 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x2}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 918.609480] ? __lock_acquire+0x7f5/0x5140 [ 918.613722] ? find_held_lock+0x36/0x1c0 [ 918.617790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 918.623337] ? _parse_integer+0x13b/0x190 [ 918.627489] ? graph_lock+0x170/0x170 [ 918.631298] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 918.636839] ? _kstrtoull+0x180/0x230 [ 918.640644] ? _parse_integer+0x190/0x190 [ 918.644800] ? graph_lock+0x170/0x170 [ 918.648612] ? lock_release+0xa10/0xa10 [ 918.652591] ? check_same_owner+0x320/0x320 [ 918.656939] ? find_held_lock+0x36/0x1c0 2018/04/20 17:24:10 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xf0ffffffffffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:10 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xfffff000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 918.661009] ? graph_lock+0x170/0x170 [ 918.664818] ? lock_downgrade+0x8e0/0x8e0 [ 918.668977] ? find_held_lock+0x36/0x1c0 [ 918.673051] ? lock_downgrade+0x8e0/0x8e0 [ 918.677211] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 918.682760] ? proc_fail_nth_write+0x96/0x1f0 [ 918.687262] ? proc_cwd_link+0x1d0/0x1d0 [ 918.691335] ? find_held_lock+0x36/0x1c0 [ 918.695420] _do_fork+0x291/0x12a0 [ 918.698967] ? fork_idle+0x1a0/0x1a0 [ 918.702684] ? __lock_is_held+0xb5/0x140 [ 918.706768] ? __sb_end_write+0xac/0xe0 2018/04/20 17:24:10 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x9effffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 918.710755] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 918.716300] ? fput+0x130/0x1a0 [ 918.719587] ? ksys_write+0x1a6/0x250 [ 918.724277] ? __ia32_sys_read+0xb0/0xb0 [ 918.728354] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 918.733204] __x64_sys_clone+0xbf/0x150 [ 918.737185] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 918.742220] do_syscall_64+0x1b1/0x800 [ 918.746114] ? finish_task_switch+0x1ca/0x810 [ 918.750637] ? syscall_return_slowpath+0x5c0/0x5c0 [ 918.755574] ? syscall_return_slowpath+0x30f/0x5c0 2018/04/20 17:24:10 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xf0ffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 918.760515] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 918.765897] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 918.770748] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 918.775939] RIP: 0033:0x455379 [ 918.779124] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 918.786834] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 918.794106] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 918.801378] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 918.808656] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 918.815925] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000005 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xe83}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:11 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) 2018/04/20 17:24:11 executing program 3 (fault-call:1 fault-nth:6): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:11 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x8000) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40001, 0x0) name_to_handle_at(r1, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)={0x45, 0x58, "e63850300eecf954debb4bc1a47af29eca78d49d319be791e8f0e99ab2f8f5eec0528dbc6009523abc93d44928ede8468ec5f4dad1ebd30a4a8c6be53a"}, &(0x7f0000000140), 0x1400) 2018/04/20 17:24:11 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:11 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f00000000c0)={0x2, 0x4d, &(0x7f0000000040)="8f53048229eece1f22ae1d75b71d7dd4ef1342648208fab0412d28229fd0f7c907811ebba8fda4096c566e54ef79e0520b5bf18f4e9a826f3649afaa920c21395bd2871854ebdcc01809471f7c"}) 2018/04/20 17:24:11 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') [ 919.720613] FAULT_INJECTION: forcing a failure. [ 919.720613] name failslab, interval 1, probability 0, space 0, times 0 [ 919.732004] CPU: 0 PID: 16991 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 919.739201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 919.748654] Call Trace: [ 919.751261] dump_stack+0x1b9/0x294 [ 919.754907] ? dump_stack_print_info.cold.2+0x52/0x52 [ 919.760112] ? is_bpf_text_address+0xd7/0x170 [ 919.764630] should_fail.cold.4+0xa/0x1a 2018/04/20 17:24:11 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x100000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 919.768709] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 919.773869] ? save_stack+0xa9/0xd0 [ 919.777509] ? find_held_lock+0x36/0x1c0 [ 919.781602] ? check_same_owner+0x320/0x320 [ 919.785986] ? rcu_note_context_switch+0x710/0x710 [ 919.790936] __should_failslab+0x124/0x180 [ 919.795184] should_failslab+0x9/0x14 [ 919.798998] kmem_cache_alloc_node_trace+0x26f/0x770 [ 919.804115] ? kasan_unpoison_shadow+0x35/0x50 [ 919.808717] __kmalloc_node+0x33/0x70 [ 919.812533] kvmalloc_node+0x6b/0x100 [ 919.816436] alloc_fdtable+0x145/0x280 [ 919.820339] dup_fd+0xa60/0xf40 [ 919.823641] ? ksys_dup3+0x670/0x670 [ 919.827385] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 919.832930] ? put_ctx+0xe5/0x140 [ 919.836393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.841946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 919.847493] ? copy_semundo+0xc5/0x350 [ 919.851397] ? __ia32_sys_semop+0xb0/0xb0 [ 919.855553] ? __raw_spin_lock_init+0x1c/0x100 [ 919.860173] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 919.865204] ? __lockdep_init_map+0x105/0x590 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x830e000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 919.869709] ? security_task_alloc+0x88/0xb0 [ 919.874147] copy_process.part.38+0x1e4a/0x6e90 [ 919.878832] ? lock_acquire+0x1dc/0x520 [ 919.882815] ? alloc_set_pte+0x1013/0x1600 [ 919.887073] ? __cleanup_sighand+0x70/0x70 [ 919.891342] ? find_held_lock+0x13f/0x1c0 [ 919.895510] ? print_usage_bug+0xc0/0xc0 [ 919.899589] ? lock_downgrade+0x8e0/0x8e0 [ 919.903747] ? unlock_page+0x1d0/0x2b0 [ 919.907645] ? debug_check_no_locks_freed+0x310/0x310 [ 919.912850] ? print_usage_bug+0xc0/0xc0 [ 919.916915] ? filemap_map_pages+0xcd4/0x1870 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xf0ffffff00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 919.921427] ? debug_check_no_locks_freed+0x310/0x310 [ 919.926624] ? find_get_entries_tag+0x10a0/0x10a0 [ 919.931473] ? __lock_acquire+0x7f5/0x5140 [ 919.935713] ? debug_check_no_locks_freed+0x310/0x310 [ 919.940924] ? print_usage_bug+0xc0/0xc0 [ 919.944992] ? graph_lock+0x170/0x170 [ 919.948804] ? lock_acquire+0x1dc/0x520 [ 919.952784] ? __fdget_pos+0x1a9/0x1e0 [ 919.956699] ? graph_lock+0x170/0x170 [ 919.960595] ? __lock_acquire+0x7f5/0x5140 [ 919.964842] ? find_held_lock+0x36/0x1c0 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x2000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0xf000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 919.968912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 919.974450] ? _parse_integer+0x13b/0x190 [ 919.978607] ? graph_lock+0x170/0x170 [ 919.982424] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 919.987968] ? _kstrtoull+0x180/0x230 [ 919.991774] ? _parse_integer+0x190/0x190 [ 919.995929] ? graph_lock+0x170/0x170 [ 919.999740] ? lock_release+0xa10/0xa10 [ 920.003722] ? check_same_owner+0x320/0x320 [ 920.008048] ? find_held_lock+0x36/0x1c0 [ 920.012122] ? graph_lock+0x170/0x170 [ 920.015931] ? lock_downgrade+0x8e0/0x8e0 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x1000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 920.020090] ? find_held_lock+0x36/0x1c0 [ 920.024171] ? lock_downgrade+0x8e0/0x8e0 [ 920.028333] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 920.033876] ? proc_fail_nth_write+0x96/0x1f0 [ 920.038380] ? proc_cwd_link+0x1d0/0x1d0 [ 920.042455] ? find_held_lock+0x36/0x1c0 [ 920.046528] _do_fork+0x291/0x12a0 [ 920.050081] ? fork_idle+0x1a0/0x1a0 [ 920.053806] ? __lock_is_held+0xb5/0x140 [ 920.057885] ? __sb_end_write+0xac/0xe0 [ 920.061866] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 920.067408] ? fput+0x130/0x1a0 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xfffffff0}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 920.070696] ? ksys_write+0x1a6/0x250 [ 920.074502] ? __ia32_sys_read+0xb0/0xb0 [ 920.078574] __x64_sys_clone+0xbf/0x150 [ 920.082651] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 920.087679] do_syscall_64+0x1b1/0x800 [ 920.091577] ? syscall_return_slowpath+0x5c0/0x5c0 [ 920.096522] ? syscall_return_slowpath+0x30f/0x5c0 [ 920.101463] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 920.106838] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 920.111691] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 920.116879] RIP: 0033:0x455379 2018/04/20 17:24:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xfffffffffffff000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:11 executing program 3 (fault-call:1 fault-nth:7): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) [ 920.120070] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 920.127788] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 920.135061] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 920.142329] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 920.149604] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 920.156885] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000006 [ 920.208924] FAULT_INJECTION: forcing a failure. [ 920.208924] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 920.220793] CPU: 0 PID: 17023 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 920.227974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 920.237318] Call Trace: [ 920.239898] dump_stack+0x1b9/0x294 [ 920.243515] ? dump_stack_print_info.cold.2+0x52/0x52 [ 920.248694] should_fail.cold.4+0xa/0x1a [ 920.252760] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 920.257867] ? find_held_lock+0x36/0x1c0 [ 920.261914] ? graph_lock+0x170/0x170 [ 920.265698] ? lock_acquire+0x1dc/0x520 [ 920.269656] ? lock_downgrade+0x8e0/0x8e0 [ 920.273789] ? find_held_lock+0x36/0x1c0 [ 920.277840] __alloc_pages_nodemask+0x34e/0xd70 [ 920.282506] ? kasan_check_read+0x11/0x20 [ 920.286645] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 920.291652] ? rcu_read_unlock+0x35/0x70 [ 920.295704] ? memcg_kmem_get_cache+0x3f1/0x870 [ 920.300365] ? check_same_owner+0x320/0x320 [ 920.304674] cache_grow_begin+0x72/0x6c0 [ 920.308731] kmem_cache_alloc_node_trace+0x692/0x770 [ 920.313823] __kmalloc_node+0x33/0x70 [ 920.317610] kvmalloc_node+0x6b/0x100 [ 920.321411] alloc_fdtable+0xd9/0x280 [ 920.325214] dup_fd+0xa60/0xf40 [ 920.328481] ? ksys_dup3+0x670/0x670 [ 920.332186] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 920.337707] ? put_ctx+0xe5/0x140 [ 920.341147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.346687] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 920.352231] ? copy_semundo+0xc5/0x350 [ 920.356124] ? __ia32_sys_semop+0xb0/0xb0 [ 920.360276] ? __raw_spin_lock_init+0x1c/0x100 [ 920.364844] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 920.369857] ? __lockdep_init_map+0x105/0x590 [ 920.374352] ? security_task_alloc+0x88/0xb0 [ 920.378748] copy_process.part.38+0x1e4a/0x6e90 [ 920.383403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.388924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 920.394444] ? cpu_clock_event_start+0x121/0x170 [ 920.399194] ? task_clock_event_start+0x1e0/0x1e0 [ 920.404042] ? __cleanup_sighand+0x70/0x70 [ 920.408275] ? perf_group_attach+0x590/0x590 [ 920.412672] ? print_usage_bug+0xc0/0xc0 [ 920.416721] ? __sanitizer_cov_trace_cmp1+0x17/0x20 [ 920.421719] ? print_usage_bug+0xc0/0xc0 [ 920.425766] ? debug_check_no_locks_freed+0x310/0x310 [ 920.430942] ? print_usage_bug+0xc0/0xc0 [ 920.435004] ? debug_check_no_locks_freed+0x310/0x310 [ 920.440184] ? __lock_acquire+0x7f5/0x5140 [ 920.444411] ? debug_check_no_locks_freed+0x310/0x310 [ 920.449589] ? find_held_lock+0x36/0x1c0 [ 920.453651] ? lock_downgrade+0x8e0/0x8e0 [ 920.457788] ? print_usage_bug+0xc0/0xc0 [ 920.461843] ? visit_groups_merge+0x6a0/0x6a0 [ 920.466332] ? kasan_check_read+0x11/0x20 [ 920.470465] ? do_raw_spin_unlock+0x9e/0x2e0 [ 920.474859] ? lock_acquire+0x1dc/0x520 [ 920.478824] ? __fdget_pos+0x1a9/0x1e0 [ 920.482703] ? graph_lock+0x170/0x170 [ 920.486503] ? __lock_acquire+0x7f5/0x5140 [ 920.490732] ? find_held_lock+0x36/0x1c0 [ 920.494778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 920.500309] ? _parse_integer+0x13b/0x190 [ 920.504451] ? graph_lock+0x170/0x170 [ 920.508236] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 920.513756] ? _kstrtoull+0x180/0x230 [ 920.517540] ? _parse_integer+0x190/0x190 [ 920.521677] ? graph_lock+0x170/0x170 [ 920.525469] ? lock_release+0xa10/0xa10 [ 920.529437] ? check_same_owner+0x320/0x320 [ 920.533755] ? find_held_lock+0x36/0x1c0 [ 920.537803] ? graph_lock+0x170/0x170 [ 920.541587] ? lock_downgrade+0x8e0/0x8e0 [ 920.545719] ? find_held_lock+0x36/0x1c0 [ 920.549767] ? lock_downgrade+0x8e0/0x8e0 [ 920.553902] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 920.559520] ? proc_fail_nth_write+0x96/0x1f0 [ 920.564017] ? proc_cwd_link+0x1d0/0x1d0 [ 920.568083] ? __schedule+0x809/0x1e30 [ 920.571959] ? find_held_lock+0x36/0x1c0 [ 920.576008] _do_fork+0x291/0x12a0 [ 920.579541] ? fork_idle+0x1a0/0x1a0 [ 920.583253] ? __lock_is_held+0xb5/0x140 [ 920.587318] ? __sb_end_write+0xac/0xe0 [ 920.591307] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 920.596851] ? fput+0x130/0x1a0 [ 920.600132] ? ksys_write+0x1a6/0x250 [ 920.603940] ? __ia32_sys_read+0xb0/0xb0 [ 920.608010] __x64_sys_clone+0xbf/0x150 [ 920.611987] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 920.617008] do_syscall_64+0x1b1/0x800 [ 920.620909] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 920.625765] ? syscall_return_slowpath+0x5c0/0x5c0 [ 920.630700] ? syscall_return_slowpath+0x30f/0x5c0 [ 920.635643] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 920.641018] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 920.645858] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 920.651034] RIP: 0033:0x455379 [ 920.654215] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 920.661910] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 920.669172] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 920.676431] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 920.683691] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 920.690942] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000007 2018/04/20 17:24:12 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xf0ffffffffffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:12 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x8000) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40001, 0x0) 2018/04/20 17:24:12 executing program 3 (fault-call:1 fault-nth:8): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:12 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f00000000c0)={0x2, 0x4d, &(0x7f0000000040)="8f53048229eece1f22ae1d75b71d7dd4ef1342648208fab0412d28229fd0f7c907811ebba8fda4096c566e54ef79e0520b5bf18f4e9a826f3649afaa920c21395bd2871854ebdcc01809471f7c"}) 2018/04/20 17:24:12 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') 2018/04/20 17:24:12 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) 2018/04/20 17:24:12 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:12 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) [ 921.143208] FAULT_INJECTION: forcing a failure. [ 921.143208] name failslab, interval 1, probability 0, space 0, times 0 [ 921.154502] CPU: 1 PID: 17058 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 921.161703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 921.171146] Call Trace: [ 921.173748] dump_stack+0x1b9/0x294 [ 921.177395] ? dump_stack_print_info.cold.2+0x52/0x52 [ 921.182604] should_fail.cold.4+0xa/0x1a [ 921.186684] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 921.191802] ? __x64_sys_clone+0xbf/0x150 [ 921.195963] ? do_syscall_64+0x1b1/0x800 [ 921.200033] ? graph_lock+0x170/0x170 [ 921.203843] ? graph_lock+0x170/0x170 [ 921.207652] ? lock_downgrade+0x8e0/0x8e0 [ 921.211808] ? find_held_lock+0x36/0x1c0 [ 921.215896] ? check_same_owner+0x320/0x320 [ 921.220227] ? kasan_check_read+0x11/0x20 [ 921.224389] ? rcu_note_context_switch+0x710/0x710 [ 921.229334] ? kasan_check_read+0x11/0x20 [ 921.233490] __should_failslab+0x124/0x180 [ 921.237760] should_failslab+0x9/0x14 [ 921.241572] kmem_cache_alloc+0x2af/0x760 [ 921.245734] ? _raw_spin_unlock+0x22/0x30 [ 921.249895] copy_process.part.38+0x202a/0x6e90 [ 921.254586] ? lock_acquire+0x1dc/0x520 [ 921.258571] ? alloc_set_pte+0x1013/0x1600 [ 921.262838] ? __cleanup_sighand+0x70/0x70 [ 921.267084] ? find_held_lock+0x13f/0x1c0 [ 921.271251] ? print_usage_bug+0xc0/0xc0 [ 921.275322] ? lock_downgrade+0x8e0/0x8e0 [ 921.279480] ? unlock_page+0x1d0/0x2b0 [ 921.283384] ? debug_check_no_locks_freed+0x310/0x310 [ 921.288584] ? print_usage_bug+0xc0/0xc0 [ 921.292659] ? filemap_map_pages+0xcd4/0x1870 [ 921.297176] ? debug_check_no_locks_freed+0x310/0x310 [ 921.302376] ? find_get_entries_tag+0x10a0/0x10a0 [ 921.307232] ? __lock_acquire+0x7f5/0x5140 [ 921.311479] ? debug_check_no_locks_freed+0x310/0x310 [ 921.316694] ? print_usage_bug+0xc0/0xc0 [ 921.320771] ? graph_lock+0x170/0x170 [ 921.324595] ? lock_acquire+0x1dc/0x520 [ 921.328572] ? __fdget_pos+0x1a9/0x1e0 [ 921.332467] ? graph_lock+0x170/0x170 [ 921.336279] ? __lock_acquire+0x7f5/0x5140 2018/04/20 17:24:12 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x100000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:12 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x200000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:12 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x830e000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 921.340525] ? find_held_lock+0x36/0x1c0 [ 921.344590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 921.350128] ? _parse_integer+0x13b/0x190 [ 921.354283] ? graph_lock+0x170/0x170 [ 921.358093] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 921.363631] ? _kstrtoull+0x180/0x230 [ 921.367439] ? _parse_integer+0x190/0x190 [ 921.371600] ? graph_lock+0x170/0x170 [ 921.375405] ? lock_release+0xa10/0xa10 [ 921.379387] ? check_same_owner+0x320/0x320 [ 921.383716] ? find_held_lock+0x36/0x1c0 [ 921.387781] ? graph_lock+0x170/0x170 [ 921.391589] ? lock_downgrade+0x8e0/0x8e0 [ 921.395750] ? find_held_lock+0x36/0x1c0 [ 921.399827] ? lock_downgrade+0x8e0/0x8e0 [ 921.403986] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 921.409522] ? proc_fail_nth_write+0x96/0x1f0 [ 921.414000] ? proc_cwd_link+0x1d0/0x1d0 [ 921.418067] ? find_held_lock+0x36/0x1c0 [ 921.422135] _do_fork+0x291/0x12a0 [ 921.425682] ? fork_idle+0x1a0/0x1a0 [ 921.429389] ? __lock_is_held+0xb5/0x140 [ 921.433455] ? __sb_end_write+0xac/0xe0 [ 921.437436] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 921.443013] ? fput+0x130/0x1a0 [ 921.446296] ? ksys_write+0x1a6/0x250 [ 921.450100] ? __ia32_sys_read+0xb0/0xb0 [ 921.454157] __x64_sys_clone+0xbf/0x150 [ 921.458127] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 921.463149] do_syscall_64+0x1b1/0x800 [ 921.467037] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 921.471882] ? syscall_return_slowpath+0x5c0/0x5c0 [ 921.476805] ? syscall_return_slowpath+0x30f/0x5c0 [ 921.481729] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 921.487088] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/04/20 17:24:12 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x9effffff00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 921.491934] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 921.497124] RIP: 0033:0x455379 [ 921.500305] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 921.508028] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 921.515291] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 921.522551] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 921.529809] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 921.537067] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000008 2018/04/20 17:24:12 executing program 3 (fault-call:1 fault-nth:9): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) [ 921.593819] FAULT_INJECTION: forcing a failure. [ 921.593819] name failslab, interval 1, probability 0, space 0, times 0 [ 921.605157] CPU: 1 PID: 17080 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 921.612352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 921.621710] Call Trace: [ 921.624304] dump_stack+0x1b9/0x294 [ 921.627933] ? dump_stack_print_info.cold.2+0x52/0x52 [ 921.633116] ? __lock_acquire+0x7f5/0x5140 [ 921.637366] should_fail.cold.4+0xa/0x1a [ 921.641443] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 921.646554] ? lock_downgrade+0x8e0/0x8e0 [ 921.650702] ? kasan_check_read+0x11/0x20 [ 921.654840] ? find_held_lock+0x36/0x1c0 [ 921.658910] ? check_same_owner+0x320/0x320 [ 921.663228] ? rcu_note_context_switch+0x710/0x710 [ 921.668159] __should_failslab+0x124/0x180 [ 921.672394] should_failslab+0x9/0x14 [ 921.676183] kmem_cache_alloc+0x2af/0x760 [ 921.680334] ? kasan_slab_alloc+0x12/0x20 [ 921.684477] ? kmem_cache_alloc+0x12e/0x760 [ 921.688789] ? copy_process.part.38+0x202a/0x6e90 [ 921.693615] ? _do_fork+0x291/0x12a0 [ 921.697319] ? __x64_sys_clone+0xbf/0x150 [ 921.701465] ? do_syscall_64+0x1b1/0x800 [ 921.705524] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 921.710885] copy_signal+0x15c/0xc00 [ 921.714585] ? sighand_ctor+0x50/0x50 [ 921.718397] ? lock_downgrade+0x8e0/0x8e0 [ 921.722546] ? kasan_check_read+0x11/0x20 [ 921.726690] ? rcu_is_watching+0x85/0x140 [ 921.730839] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 921.736044] ? kasan_check_read+0x11/0x20 [ 921.740206] ? rcu_is_watching+0x85/0x140 [ 921.744351] ? rcu_pm_notify+0xc0/0xc0 [ 921.748230] ? rcu_read_lock_sched_held+0x108/0x120 [ 921.753233] ? kmem_cache_alloc+0x5fa/0x760 [ 921.757545] copy_process.part.38+0x2141/0x6e90 [ 921.762211] ? lock_acquire+0x1dc/0x520 [ 921.766184] ? alloc_set_pte+0x1013/0x1600 [ 921.770447] ? __cleanup_sighand+0x70/0x70 [ 921.774683] ? find_held_lock+0x13f/0x1c0 [ 921.778818] ? print_usage_bug+0xc0/0xc0 [ 921.782871] ? lock_downgrade+0x8e0/0x8e0 [ 921.787012] ? unlock_page+0x1d0/0x2b0 [ 921.790894] ? debug_check_no_locks_freed+0x310/0x310 [ 921.796072] ? print_usage_bug+0xc0/0xc0 [ 921.800130] ? filemap_map_pages+0xcd4/0x1870 [ 921.804641] ? debug_check_no_locks_freed+0x310/0x310 [ 921.809833] ? find_get_entries_tag+0x10a0/0x10a0 [ 921.814659] ? __lock_acquire+0x7f5/0x5140 [ 921.818887] ? debug_check_no_locks_freed+0x310/0x310 [ 921.824080] ? print_usage_bug+0xc0/0xc0 [ 921.828124] ? graph_lock+0x170/0x170 [ 921.831911] ? lock_acquire+0x1dc/0x520 [ 921.835867] ? __fdget_pos+0x1a9/0x1e0 [ 921.839748] ? graph_lock+0x170/0x170 [ 921.843552] ? __lock_acquire+0x7f5/0x5140 [ 921.847771] ? find_held_lock+0x36/0x1c0 [ 921.851818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 921.857338] ? _parse_integer+0x13b/0x190 [ 921.861499] ? graph_lock+0x170/0x170 [ 921.865294] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 921.870813] ? _kstrtoull+0x180/0x230 [ 921.874603] ? _parse_integer+0x190/0x190 [ 921.878742] ? graph_lock+0x170/0x170 [ 921.882526] ? lock_release+0xa10/0xa10 [ 921.886512] ? check_same_owner+0x320/0x320 [ 921.890826] ? find_held_lock+0x36/0x1c0 [ 921.894874] ? graph_lock+0x170/0x170 [ 921.898668] ? lock_downgrade+0x8e0/0x8e0 [ 921.902801] ? find_held_lock+0x36/0x1c0 [ 921.906954] ? lock_downgrade+0x8e0/0x8e0 [ 921.911101] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 921.916624] ? proc_fail_nth_write+0x96/0x1f0 [ 921.921112] ? proc_cwd_link+0x1d0/0x1d0 [ 921.925166] ? find_held_lock+0x36/0x1c0 [ 921.929225] _do_fork+0x291/0x12a0 [ 921.932762] ? fork_idle+0x1a0/0x1a0 [ 921.936459] ? __lock_is_held+0xb5/0x140 [ 921.940539] ? __sb_end_write+0xac/0xe0 2018/04/20 17:24:13 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000080)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x8000) [ 921.944520] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 921.950061] ? fput+0x130/0x1a0 [ 921.953346] ? ksys_write+0x1a6/0x250 [ 921.957154] ? __ia32_sys_read+0xb0/0xb0 [ 921.961237] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 921.966084] __x64_sys_clone+0xbf/0x150 [ 921.970067] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 921.975100] do_syscall_64+0x1b1/0x800 [ 921.979001] ? finish_task_switch+0x1ca/0x810 [ 921.983508] ? syscall_return_slowpath+0x5c0/0x5c0 [ 921.988440] ? syscall_return_slowpath+0x30f/0x5c0 [ 921.993390] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 921.998767] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 922.003612] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 922.008795] RIP: 0033:0x455379 [ 922.011975] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 922.019684] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 922.026952] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 922.034229] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 2018/04/20 17:24:13 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xfffff000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 922.041491] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 922.048755] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000009 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xf0ffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:14 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:14 executing program 3 (fault-call:1 fault-nth:10): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:14 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f00000000c0)={0x2, 0x4d, &(0x7f0000000040)="8f53048229eece1f22ae1d75b71d7dd4ef1342648208fab0412d28229fd0f7c907811ebba8fda4096c566e54ef79e0520b5bf18f4e9a826f3649afaa920c21395bd2871854ebdcc01809471f7c"}) 2018/04/20 17:24:14 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {}, {}]}) 2018/04/20 17:24:14 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') 2018/04/20 17:24:14 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 17:24:14 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) [ 922.817659] FAULT_INJECTION: forcing a failure. [ 922.817659] name failslab, interval 1, probability 0, space 0, times 0 [ 922.829078] CPU: 0 PID: 17122 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 922.836275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 922.845634] Call Trace: [ 922.848245] dump_stack+0x1b9/0x294 [ 922.851893] ? dump_stack_print_info.cold.2+0x52/0x52 [ 922.857105] ? __lock_acquire+0x7f5/0x5140 [ 922.861370] should_fail.cold.4+0xa/0x1a [ 922.865457] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 922.870578] ? lock_downgrade+0x8e0/0x8e0 [ 922.874745] ? kasan_check_read+0x11/0x20 [ 922.878914] ? find_held_lock+0x36/0x1c0 [ 922.883012] ? check_same_owner+0x320/0x320 [ 922.887352] ? rcu_note_context_switch+0x710/0x710 [ 922.892312] __should_failslab+0x124/0x180 [ 922.896562] should_failslab+0x9/0x14 [ 922.900373] kmem_cache_alloc+0x2af/0x760 [ 922.904534] ? kasan_slab_alloc+0x12/0x20 [ 922.908693] ? kmem_cache_alloc+0x12e/0x760 [ 922.913023] ? copy_process.part.38+0x202a/0x6e90 [ 922.917870] ? _do_fork+0x291/0x12a0 [ 922.921597] ? __x64_sys_clone+0xbf/0x150 [ 922.925756] ? do_syscall_64+0x1b1/0x800 [ 922.929821] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 922.935207] copy_signal+0x15c/0xc00 [ 922.938937] ? sighand_ctor+0x50/0x50 [ 922.942749] ? lock_downgrade+0x8e0/0x8e0 [ 922.946916] ? kasan_check_read+0x11/0x20 [ 922.951076] ? rcu_is_watching+0x85/0x140 [ 922.955252] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 922.960475] ? kasan_check_read+0x11/0x20 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x830e}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xffffff7f}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 922.964634] ? rcu_is_watching+0x85/0x140 [ 922.968800] ? rcu_pm_notify+0xc0/0xc0 [ 922.972708] ? rcu_read_lock_sched_held+0x108/0x120 [ 922.977734] ? kmem_cache_alloc+0x5fa/0x760 [ 922.982079] copy_process.part.38+0x2141/0x6e90 [ 922.986766] ? lock_acquire+0x1dc/0x520 [ 922.990750] ? alloc_set_pte+0x1013/0x1600 [ 922.995013] ? __cleanup_sighand+0x70/0x70 [ 922.999260] ? find_held_lock+0x13f/0x1c0 [ 923.003421] ? print_usage_bug+0xc0/0xc0 [ 923.007487] ? lock_downgrade+0x8e0/0x8e0 [ 923.011652] ? unlock_page+0x1d0/0x2b0 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xf000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 923.015557] ? debug_check_no_locks_freed+0x310/0x310 [ 923.020762] ? print_usage_bug+0xc0/0xc0 [ 923.024831] ? filemap_map_pages+0xcd4/0x1870 [ 923.029428] ? debug_check_no_locks_freed+0x310/0x310 [ 923.034640] ? find_get_entries_tag+0x10a0/0x10a0 [ 923.039491] ? __lock_acquire+0x7f5/0x5140 [ 923.043737] ? debug_check_no_locks_freed+0x310/0x310 [ 923.048944] ? print_usage_bug+0xc0/0xc0 [ 923.053009] ? graph_lock+0x170/0x170 [ 923.056822] ? lock_acquire+0x1dc/0x520 [ 923.060802] ? __fdget_pos+0x1a9/0x1e0 [ 923.064690] ? graph_lock+0x170/0x170 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xf0}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 923.068501] ? __lock_acquire+0x7f5/0x5140 [ 923.072745] ? find_held_lock+0x36/0x1c0 [ 923.076813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.082352] ? _parse_integer+0x13b/0x190 [ 923.086503] ? graph_lock+0x170/0x170 [ 923.090311] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 923.095852] ? _kstrtoull+0x180/0x230 [ 923.099663] ? _parse_integer+0x190/0x190 [ 923.103817] ? graph_lock+0x170/0x170 [ 923.107625] ? lock_release+0xa10/0xa10 [ 923.111606] ? check_same_owner+0x320/0x320 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xffffff9e}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 923.115932] ? find_held_lock+0x36/0x1c0 [ 923.120002] ? graph_lock+0x170/0x170 [ 923.123814] ? lock_downgrade+0x8e0/0x8e0 [ 923.127974] ? find_held_lock+0x36/0x1c0 [ 923.132051] ? lock_downgrade+0x8e0/0x8e0 [ 923.136211] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 923.141751] ? proc_fail_nth_write+0x96/0x1f0 [ 923.146252] ? proc_cwd_link+0x1d0/0x1d0 [ 923.150324] ? find_held_lock+0x36/0x1c0 [ 923.154391] _do_fork+0x291/0x12a0 [ 923.157939] ? fork_idle+0x1a0/0x1a0 [ 923.161663] ? __lock_is_held+0xb5/0x140 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xe83}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 923.165742] ? __sb_end_write+0xac/0xe0 [ 923.169729] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 923.175267] ? fput+0x130/0x1a0 [ 923.178549] ? ksys_write+0x1a6/0x250 [ 923.182354] ? __ia32_sys_read+0xb0/0xb0 [ 923.186428] __x64_sys_clone+0xbf/0x150 [ 923.190408] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 923.195438] do_syscall_64+0x1b1/0x800 [ 923.199333] ? finish_task_switch+0x1ca/0x810 [ 923.203841] ? syscall_return_slowpath+0x5c0/0x5c0 [ 923.208784] ? syscall_return_slowpath+0x30f/0x5c0 [ 923.213719] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x9effffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 923.219091] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 923.223948] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 923.229142] RIP: 0033:0x455379 [ 923.232330] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 923.240046] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 923.247319] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 923.254593] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 923.261874] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 2018/04/20 17:24:14 executing program 3 (fault-call:1 fault-nth:11): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) [ 923.269147] R13: 0000000000000051 R14: 00000000006f3838 R15: 000000000000000a [ 923.321746] FAULT_INJECTION: forcing a failure. [ 923.321746] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 923.333600] CPU: 0 PID: 17150 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 923.340772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 923.350115] Call Trace: [ 923.352701] dump_stack+0x1b9/0x294 [ 923.356316] ? dump_stack_print_info.cold.2+0x52/0x52 [ 923.361496] should_fail.cold.4+0xa/0x1a [ 923.365555] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 923.370660] ? find_held_lock+0x36/0x1c0 [ 923.374706] ? graph_lock+0x170/0x170 [ 923.378494] ? lock_acquire+0x1dc/0x520 [ 923.382453] ? lock_downgrade+0x8e0/0x8e0 [ 923.386588] ? find_held_lock+0x36/0x1c0 [ 923.390638] __alloc_pages_nodemask+0x34e/0xd70 [ 923.395330] ? kasan_check_read+0x11/0x20 [ 923.399467] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 923.404475] ? rcu_read_unlock+0x35/0x70 [ 923.408531] ? memcg_kmem_get_cache+0x3f1/0x870 [ 923.413202] ? check_same_owner+0x320/0x320 [ 923.417510] cache_grow_begin+0x72/0x6c0 [ 923.421557] kmem_cache_alloc+0x689/0x760 [ 923.425688] ? kasan_slab_alloc+0x12/0x20 [ 923.429826] ? kmem_cache_alloc+0x12e/0x760 [ 923.434145] ? _do_fork+0x291/0x12a0 [ 923.437864] ? do_syscall_64+0x1b1/0x800 [ 923.441914] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 923.447269] copy_signal+0x15c/0xc00 [ 923.450970] ? sighand_ctor+0x50/0x50 [ 923.454764] ? lock_downgrade+0x8e0/0x8e0 [ 923.458908] ? kasan_check_read+0x11/0x20 [ 923.463043] ? rcu_is_watching+0x85/0x140 [ 923.467177] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 923.472368] ? kasan_check_read+0x11/0x20 [ 923.476520] ? rcu_is_watching+0x85/0x140 [ 923.480649] ? rcu_pm_notify+0xc0/0xc0 [ 923.484537] ? rcu_read_lock_sched_held+0x108/0x120 [ 923.489547] ? kmem_cache_alloc+0x5fa/0x760 [ 923.493859] copy_process.part.38+0x2141/0x6e90 [ 923.498513] ? lock_acquire+0x1dc/0x520 [ 923.502482] ? alloc_set_pte+0x1013/0x1600 [ 923.506719] ? __cleanup_sighand+0x70/0x70 [ 923.510942] ? find_held_lock+0x13f/0x1c0 [ 923.515085] ? print_usage_bug+0xc0/0xc0 [ 923.519128] ? lock_downgrade+0x8e0/0x8e0 [ 923.523258] ? unlock_page+0x1d0/0x2b0 [ 923.527132] ? debug_check_no_locks_freed+0x310/0x310 [ 923.532306] ? print_usage_bug+0xc0/0xc0 [ 923.536361] ? filemap_map_pages+0xcd4/0x1870 [ 923.540853] ? debug_check_no_locks_freed+0x310/0x310 [ 923.546034] ? find_get_entries_tag+0x10a0/0x10a0 [ 923.550864] ? __lock_acquire+0x7f5/0x5140 [ 923.555091] ? debug_check_no_locks_freed+0x310/0x310 [ 923.560273] ? print_usage_bug+0xc0/0xc0 [ 923.564328] ? graph_lock+0x170/0x170 [ 923.568113] ? lock_acquire+0x1dc/0x520 [ 923.572070] ? __fdget_pos+0x1a9/0x1e0 [ 923.575940] ? graph_lock+0x170/0x170 [ 923.579723] ? __lock_acquire+0x7f5/0x5140 [ 923.583938] ? find_held_lock+0x36/0x1c0 [ 923.587982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 923.593511] ? _parse_integer+0x13b/0x190 [ 923.597652] ? graph_lock+0x170/0x170 [ 923.601440] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 923.606958] ? _kstrtoull+0x180/0x230 [ 923.610739] ? _parse_integer+0x190/0x190 [ 923.614869] ? graph_lock+0x170/0x170 [ 923.618650] ? lock_release+0xa10/0xa10 [ 923.622606] ? check_same_owner+0x320/0x320 [ 923.626912] ? find_held_lock+0x36/0x1c0 [ 923.630974] ? graph_lock+0x170/0x170 [ 923.634764] ? lock_downgrade+0x8e0/0x8e0 [ 923.638902] ? find_held_lock+0x36/0x1c0 [ 923.642951] ? lock_downgrade+0x8e0/0x8e0 [ 923.647103] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 923.652646] ? proc_fail_nth_write+0x96/0x1f0 [ 923.657147] ? proc_cwd_link+0x1d0/0x1d0 [ 923.661204] ? find_held_lock+0x36/0x1c0 [ 923.665249] _do_fork+0x291/0x12a0 [ 923.668787] ? fork_idle+0x1a0/0x1a0 [ 923.672485] ? __lock_is_held+0xb5/0x140 [ 923.676535] ? __sb_end_write+0xac/0xe0 [ 923.680494] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 923.686023] ? fput+0x130/0x1a0 [ 923.689290] ? ksys_write+0x1a6/0x250 [ 923.693085] ? __ia32_sys_read+0xb0/0xb0 [ 923.697145] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 923.701998] __x64_sys_clone+0xbf/0x150 [ 923.705977] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 923.710978] do_syscall_64+0x1b1/0x800 [ 923.714858] ? finish_task_switch+0x1ca/0x810 [ 923.719336] ? syscall_return_slowpath+0x5c0/0x5c0 [ 923.724248] ? syscall_return_slowpath+0x30f/0x5c0 [ 923.729163] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 923.734515] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 923.739353] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 923.744532] RIP: 0033:0x455379 [ 923.747702] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 923.755403] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 923.762665] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 923.769939] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 923.777194] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 923.784446] R13: 0000000000000051 R14: 00000000006f3838 R15: 000000000000000b 2018/04/20 17:24:15 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xf0ffffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:15 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) 2018/04/20 17:24:15 executing program 3 (fault-call:1 fault-nth:12): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:15 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {}, {}]}) 2018/04/20 17:24:15 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:15 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:15 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:15 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) [ 924.252072] FAULT_INJECTION: forcing a failure. [ 924.252072] name failslab, interval 1, probability 0, space 0, times 0 [ 924.263888] CPU: 1 PID: 17182 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 924.271100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 924.280462] Call Trace: [ 924.283066] dump_stack+0x1b9/0x294 [ 924.286712] ? dump_stack_print_info.cold.2+0x52/0x52 [ 924.291913] ? __sched_text_start+0x8/0x8 [ 924.296073] ? find_held_lock+0x36/0x1c0 [ 924.300147] ? print_usage_bug+0xc0/0xc0 [ 924.304225] should_fail.cold.4+0xa/0x1a [ 924.308310] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 924.313471] ? graph_lock+0x170/0x170 [ 924.317289] ? lock_downgrade+0x8e0/0x8e0 [ 924.321454] ? find_held_lock+0x36/0x1c0 [ 924.325531] ? __lock_is_held+0xb5/0x140 [ 924.329615] ? check_same_owner+0x320/0x320 [ 924.333969] ? rcu_note_context_switch+0x710/0x710 [ 924.338920] __should_failslab+0x124/0x180 [ 924.343199] should_failslab+0x9/0x14 [ 924.347009] kmem_cache_alloc+0x2af/0x760 [ 924.351163] ? _down_write_nest_lock+0x120/0x120 [ 924.355927] ? rcu_read_lock_sched_held+0x108/0x120 [ 924.360958] copy_process.part.38+0x2d32/0x6e90 [ 924.365668] ? __cleanup_sighand+0x70/0x70 [ 924.369916] ? find_held_lock+0x13f/0x1c0 [ 924.374081] ? print_usage_bug+0xc0/0xc0 [ 924.378150] ? lock_downgrade+0x8e0/0x8e0 [ 924.382312] ? unlock_page+0x1d0/0x2b0 [ 924.386217] ? debug_check_no_locks_freed+0x310/0x310 [ 924.391423] ? print_usage_bug+0xc0/0xc0 [ 924.395492] ? filemap_map_pages+0xcd4/0x1870 [ 924.400010] ? debug_check_no_locks_freed+0x310/0x310 [ 924.405210] ? find_get_entries_tag+0x10a0/0x10a0 [ 924.410066] ? __lock_acquire+0x7f5/0x5140 [ 924.414312] ? debug_check_no_locks_freed+0x310/0x310 [ 924.419526] ? print_usage_bug+0xc0/0xc0 [ 924.423598] ? graph_lock+0x170/0x170 [ 924.427411] ? lock_acquire+0x1dc/0x520 [ 924.431394] ? __fdget_pos+0x1a9/0x1e0 [ 924.435289] ? graph_lock+0x170/0x170 [ 924.439118] ? __lock_acquire+0x7f5/0x5140 [ 924.443363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 924.448935] ? _parse_integer+0x13b/0x190 [ 924.453093] ? graph_lock+0x170/0x170 [ 924.456906] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 924.462462] ? _kstrtoull+0x180/0x230 [ 924.466275] ? _parse_integer+0x190/0x190 [ 924.470455] ? graph_lock+0x170/0x170 [ 924.474264] ? lock_release+0xa10/0xa10 [ 924.478252] ? check_same_owner+0x320/0x320 [ 924.482585] ? find_held_lock+0x36/0x1c0 [ 924.486648] ? graph_lock+0x170/0x170 [ 924.490454] ? lock_downgrade+0x8e0/0x8e0 [ 924.494613] ? find_held_lock+0x36/0x1c0 [ 924.498690] ? lock_downgrade+0x8e0/0x8e0 2018/04/20 17:24:15 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) 2018/04/20 17:24:15 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xf0ffffff00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:15 executing program 0: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) 2018/04/20 17:24:15 executing program 0: socket$inet6_sctp(0xa, 0x80000000000001, 0x84) [ 924.502850] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 924.508395] ? proc_fail_nth_write+0x96/0x1f0 [ 924.512898] ? proc_cwd_link+0x1d0/0x1d0 [ 924.516973] ? find_held_lock+0x36/0x1c0 [ 924.521043] _do_fork+0x291/0x12a0 [ 924.524591] ? fork_idle+0x1a0/0x1a0 [ 924.528309] ? __lock_is_held+0xb5/0x140 [ 924.532386] ? __sb_end_write+0xac/0xe0 [ 924.536373] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 924.541921] ? fput+0x130/0x1a0 [ 924.545209] ? ksys_write+0x1a6/0x250 [ 924.549017] ? __ia32_sys_read+0xb0/0xb0 2018/04/20 17:24:15 executing program 0: socket$inet6_sctp(0xa, 0x0, 0x84) 2018/04/20 17:24:15 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0xffffff7f00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 924.553095] __x64_sys_clone+0xbf/0x150 [ 924.557073] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 924.562097] do_syscall_64+0x1b1/0x800 [ 924.565990] ? finish_task_switch+0x1ca/0x810 [ 924.570499] ? syscall_return_slowpath+0x5c0/0x5c0 [ 924.575433] ? syscall_return_slowpath+0x30f/0x5c0 [ 924.580372] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 924.585745] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 924.590598] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 924.595806] RIP: 0033:0x455379 2018/04/20 17:24:16 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x830e0000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:16 executing program 3 (fault-call:1 fault-nth:13): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) [ 924.598993] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 924.606710] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 924.613985] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 924.621277] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 924.628552] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 924.635828] R13: 0000000000000051 R14: 00000000006f3838 R15: 000000000000000c [ 924.693235] FAULT_INJECTION: forcing a failure. [ 924.693235] name failslab, interval 1, probability 0, space 0, times 0 [ 924.704692] CPU: 1 PID: 17208 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 924.711889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 924.721247] Call Trace: [ 924.723856] dump_stack+0x1b9/0x294 [ 924.727493] ? dump_stack_print_info.cold.2+0x52/0x52 [ 924.732698] ? __save_stack_trace+0x7e/0xd0 [ 924.737041] should_fail.cold.4+0xa/0x1a [ 924.741124] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 924.746238] ? graph_lock+0x170/0x170 [ 924.750060] ? kasan_slab_alloc+0x12/0x20 [ 924.754221] ? kmem_cache_alloc+0x12e/0x760 [ 924.758562] ? copy_process.part.38+0x2d32/0x6e90 [ 924.763406] ? _do_fork+0x291/0x12a0 [ 924.767125] ? __x64_sys_clone+0xbf/0x150 [ 924.771274] ? graph_lock+0x170/0x170 [ 924.775094] ? percpu_counter_add_batch+0xf2/0x150 [ 924.780032] ? find_held_lock+0x36/0x1c0 [ 924.784085] ? __lock_is_held+0xb5/0x140 [ 924.788158] ? check_same_owner+0x320/0x320 [ 924.792488] ? rcu_note_context_switch+0x710/0x710 [ 924.797428] ? anon_vma_fork+0x130/0x950 [ 924.801492] __should_failslab+0x124/0x180 [ 924.805739] should_failslab+0x9/0x14 [ 924.809531] kmem_cache_alloc+0x2af/0x760 [ 924.813669] ? security_vm_enough_memory_mm+0x9d/0xc0 [ 924.818849] copy_process.part.38+0x2d32/0x6e90 [ 924.823540] ? __cleanup_sighand+0x70/0x70 [ 924.827788] ? find_held_lock+0x13f/0x1c0 [ 924.831934] ? print_usage_bug+0xc0/0xc0 [ 924.836067] ? lock_downgrade+0x8e0/0x8e0 [ 924.840213] ? unlock_page+0x1d0/0x2b0 [ 924.844117] ? debug_check_no_locks_freed+0x310/0x310 [ 924.849298] ? print_usage_bug+0xc0/0xc0 [ 924.853370] ? filemap_map_pages+0xcd4/0x1870 [ 924.857873] ? debug_check_no_locks_freed+0x310/0x310 [ 924.863062] ? find_get_entries_tag+0x10a0/0x10a0 [ 924.867899] ? __lock_acquire+0x7f5/0x5140 [ 924.872131] ? debug_check_no_locks_freed+0x310/0x310 [ 924.877338] ? print_usage_bug+0xc0/0xc0 [ 924.881400] ? graph_lock+0x170/0x170 [ 924.885199] ? lock_acquire+0x1dc/0x520 [ 924.889161] ? __fdget_pos+0x1a9/0x1e0 [ 924.893038] ? graph_lock+0x170/0x170 [ 924.896833] ? __lock_acquire+0x7f5/0x5140 [ 924.901062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 924.906585] ? _parse_integer+0x13b/0x190 [ 924.910727] ? graph_lock+0x170/0x170 [ 924.914523] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 924.920045] ? _kstrtoull+0x180/0x230 [ 924.923836] ? _parse_integer+0x190/0x190 [ 924.927990] ? graph_lock+0x170/0x170 [ 924.931792] ? lock_release+0xa10/0xa10 [ 924.935752] ? check_same_owner+0x320/0x320 [ 924.940076] ? find_held_lock+0x36/0x1c0 [ 924.944130] ? graph_lock+0x170/0x170 [ 924.947923] ? lock_downgrade+0x8e0/0x8e0 [ 924.952071] ? find_held_lock+0x36/0x1c0 [ 924.956129] ? lock_downgrade+0x8e0/0x8e0 [ 924.960267] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 924.965790] ? proc_fail_nth_write+0x96/0x1f0 [ 924.970267] ? proc_cwd_link+0x1d0/0x1d0 [ 924.974321] ? find_held_lock+0x36/0x1c0 [ 924.978379] _do_fork+0x291/0x12a0 [ 924.981906] ? fork_idle+0x1a0/0x1a0 [ 924.985602] ? __lock_is_held+0xb5/0x140 [ 924.989662] ? __sb_end_write+0xac/0xe0 [ 924.993623] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 924.999150] ? fput+0x130/0x1a0 [ 925.002416] ? ksys_write+0x1a6/0x250 [ 925.006199] ? __ia32_sys_read+0xb0/0xb0 [ 925.010254] __x64_sys_clone+0xbf/0x150 [ 925.014213] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 925.019234] do_syscall_64+0x1b1/0x800 [ 925.023116] ? finish_task_switch+0x1ca/0x810 [ 925.027595] ? syscall_return_slowpath+0x5c0/0x5c0 [ 925.032508] ? syscall_return_slowpath+0x30f/0x5c0 [ 925.037428] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 925.042785] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 925.047614] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 925.052792] RIP: 0033:0x455379 [ 925.055962] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 925.063651] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 925.070903] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 925.078155] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 925.085420] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 925.092682] R13: 0000000000000051 R14: 00000000006f3838 R15: 000000000000000d 2018/04/20 17:24:17 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x2000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:17 executing program 0 (fault-call:0 fault-nth:0): socket$inet6_sctp(0xa, 0x80000000000001, 0x84) 2018/04/20 17:24:17 executing program 3 (fault-call:1 fault-nth:14): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:17 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:17 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) 2018/04/20 17:24:17 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) socket$nl_generic(0x10, 0x3, 0x10) 2018/04/20 17:24:17 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') 2018/04/20 17:24:17 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) [ 925.675925] FAULT_INJECTION: forcing a failure. [ 925.675925] name failslab, interval 1, probability 0, space 0, times 0 [ 925.687255] CPU: 1 PID: 17239 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 925.694449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 925.703809] Call Trace: [ 925.706417] dump_stack+0x1b9/0x294 [ 925.710066] ? dump_stack_print_info.cold.2+0x52/0x52 [ 925.715270] ? __save_stack_trace+0x7e/0xd0 [ 925.719612] should_fail.cold.4+0xa/0x1a [ 925.723688] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 925.728806] ? graph_lock+0x170/0x170 [ 925.732619] ? kasan_slab_alloc+0x12/0x20 [ 925.736776] ? kmem_cache_alloc+0x12e/0x760 [ 925.741101] ? copy_process.part.38+0x2d32/0x6e90 [ 925.745948] ? _do_fork+0x291/0x12a0 [ 925.749665] ? __x64_sys_clone+0xbf/0x150 [ 925.753822] ? graph_lock+0x170/0x170 [ 925.757647] ? percpu_counter_add_batch+0xf2/0x150 [ 925.762589] ? find_held_lock+0x36/0x1c0 [ 925.766663] ? __lock_is_held+0xb5/0x140 [ 925.770747] ? check_same_owner+0x320/0x320 2018/04/20 17:24:17 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:17 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 925.775083] ? rcu_note_context_switch+0x710/0x710 [ 925.780021] ? anon_vma_fork+0x130/0x950 [ 925.784095] __should_failslab+0x124/0x180 [ 925.788350] should_failslab+0x9/0x14 [ 925.792174] kmem_cache_alloc+0x2af/0x760 [ 925.796341] ? security_vm_enough_memory_mm+0x9d/0xc0 [ 925.801546] copy_process.part.38+0x2d32/0x6e90 [ 925.806246] ? __cleanup_sighand+0x70/0x70 [ 925.810496] ? find_held_lock+0x13f/0x1c0 [ 925.814662] ? print_usage_bug+0xc0/0xc0 [ 925.818737] ? lock_downgrade+0x8e0/0x8e0 [ 925.822895] ? unlock_page+0x1d0/0x2b0 [ 925.826802] ? debug_check_no_locks_freed+0x310/0x310 [ 925.832008] ? print_usage_bug+0xc0/0xc0 [ 925.836086] ? filemap_map_pages+0xcd4/0x1870 [ 925.840603] ? debug_check_no_locks_freed+0x310/0x310 [ 925.845803] ? find_get_entries_tag+0x10a0/0x10a0 [ 925.850658] ? __lock_acquire+0x7f5/0x5140 [ 925.854907] ? debug_check_no_locks_freed+0x310/0x310 [ 925.860120] ? print_usage_bug+0xc0/0xc0 [ 925.864186] ? graph_lock+0x170/0x170 [ 925.867997] ? lock_acquire+0x1dc/0x520 [ 925.871984] ? __fdget_pos+0x1a9/0x1e0 2018/04/20 17:24:17 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:17 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xffffff7f00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 925.875873] ? graph_lock+0x170/0x170 [ 925.879681] ? __lock_acquire+0x7f5/0x5140 [ 925.883925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 925.889468] ? _parse_integer+0x13b/0x190 [ 925.893620] ? graph_lock+0x170/0x170 [ 925.897425] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 925.902965] ? _kstrtoull+0x180/0x230 [ 925.906773] ? _parse_integer+0x190/0x190 [ 925.910923] ? graph_lock+0x170/0x170 [ 925.914729] ? lock_release+0xa10/0xa10 [ 925.918711] ? check_same_owner+0x320/0x320 [ 925.923038] ? find_held_lock+0x36/0x1c0 2018/04/20 17:24:17 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) [ 925.927098] ? graph_lock+0x170/0x170 [ 925.930912] ? lock_downgrade+0x8e0/0x8e0 [ 925.935070] ? find_held_lock+0x36/0x1c0 [ 925.939141] ? lock_downgrade+0x8e0/0x8e0 [ 925.943309] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 925.948853] ? proc_fail_nth_write+0x96/0x1f0 [ 925.953356] ? proc_cwd_link+0x1d0/0x1d0 [ 925.957425] ? find_held_lock+0x36/0x1c0 [ 925.961497] _do_fork+0x291/0x12a0 [ 925.965060] ? fork_idle+0x1a0/0x1a0 [ 925.968781] ? __lock_is_held+0xb5/0x140 [ 925.972863] ? __sb_end_write+0xac/0xe0 2018/04/20 17:24:17 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xf0ffffffffffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 925.976860] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 925.982400] ? fput+0x130/0x1a0 [ 925.985685] ? ksys_write+0x1a6/0x250 [ 925.989493] ? __ia32_sys_read+0xb0/0xb0 [ 925.993564] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 925.998416] __x64_sys_clone+0xbf/0x150 [ 926.002411] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 926.007439] do_syscall_64+0x1b1/0x800 [ 926.011336] ? finish_task_switch+0x1ca/0x810 [ 926.015844] ? syscall_return_slowpath+0x5c0/0x5c0 [ 926.020778] ? syscall_return_slowpath+0x30f/0x5c0 2018/04/20 17:24:17 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xfffff000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 926.025716] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 926.031085] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 926.035964] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 926.041162] RIP: 0033:0x455379 [ 926.044352] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 926.052065] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 926.060660] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 926.067930] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 926.075204] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 926.082469] R13: 0000000000000051 R14: 00000000006f3838 R15: 000000000000000e [ 926.090452] FAULT_INJECTION: forcing a failure. [ 926.090452] name failslab, interval 1, probability 0, space 0, times 0 [ 926.101710] CPU: 1 PID: 17264 Comm: syz-executor0 Not tainted 4.17.0-rc1+ #9 [ 926.108901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 926.118245] Call Trace: [ 926.120828] dump_stack+0x1b9/0x294 [ 926.124457] ? dump_stack_print_info.cold.2+0x52/0x52 [ 926.129656] should_fail.cold.4+0xa/0x1a [ 926.133715] ? graph_lock+0x170/0x170 [ 926.137506] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 926.142595] ? __lock_acquire+0x7f5/0x5140 [ 926.146832] ? find_held_lock+0x36/0x1c0 [ 926.150894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 926.156434] ? _parse_integer+0x13b/0x190 [ 926.160578] ? find_held_lock+0x36/0x1c0 [ 926.164653] ? check_same_owner+0x320/0x320 [ 926.168983] ? rcu_note_context_switch+0x710/0x710 [ 926.173927] __should_failslab+0x124/0x180 [ 926.178167] should_failslab+0x9/0x14 [ 926.181955] kmem_cache_alloc+0x2af/0x760 [ 926.186113] sock_alloc_inode+0x6f/0x300 [ 926.190187] ? sock_destroy_inode+0x70/0x70 [ 926.194515] ? proc_cwd_link+0x1d0/0x1d0 [ 926.198584] ? sock_destroy_inode+0x70/0x70 [ 926.202911] alloc_inode+0x63/0x190 [ 926.206530] new_inode_pseudo+0x69/0x1a0 [ 926.210578] ? prune_icache_sb+0x1a0/0x1a0 [ 926.214802] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 926.219734] sock_alloc+0x41/0x270 [ 926.223290] __sock_create+0x161/0x920 [ 926.227189] ? kernel_sock_ip_overhead+0x570/0x570 [ 926.232113] ? __sb_end_write+0xac/0xe0 [ 926.236094] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 926.241628] __sys_socket+0x100/0x250 [ 926.245416] ? move_addr_to_kernel+0x70/0x70 [ 926.249824] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 926.255364] __x64_sys_socket+0x73/0xb0 [ 926.259345] do_syscall_64+0x1b1/0x800 [ 926.263236] ? finish_task_switch+0x1ca/0x810 [ 926.267726] ? syscall_return_slowpath+0x5c0/0x5c0 [ 926.272663] ? syscall_return_slowpath+0x30f/0x5c0 [ 926.277593] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 926.282953] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 926.287790] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 926.292979] RIP: 0033:0x455379 [ 926.296158] RSP: 002b:00007feb7ede8c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 926.303863] RAX: ffffffffffffffda RBX: 00007feb7ede96d4 RCX: 0000000000455379 [ 926.311118] RDX: 0000000000000084 RSI: 0080000000000001 RDI: 000000000000000a [ 926.318380] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 926.325633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 926.332897] R13: 0000000000000623 R14: 00000000006fc3e8 R15: 0000000000000000 [ 926.340458] socket: no more sockets 2018/04/20 17:24:18 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xfffffffffffff000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:18 executing program 3 (fault-call:1 fault-nth:15): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:18 executing program 0 (fault-call:0 fault-nth:1): socket$inet6_sctp(0xa, 0x80000000000001, 0x84) 2018/04/20 17:24:18 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:18 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) 2018/04/20 17:24:18 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@int=0x7, 0x4) 2018/04/20 17:24:18 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/20 17:24:18 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) [ 926.977374] FAULT_INJECTION: forcing a failure. [ 926.977374] name failslab, interval 1, probability 0, space 0, times 0 [ 926.988677] CPU: 1 PID: 17292 Comm: syz-executor0 Not tainted 4.17.0-rc1+ #9 [ 926.995872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 927.005225] Call Trace: [ 927.007829] dump_stack+0x1b9/0x294 [ 927.011473] ? dump_stack_print_info.cold.2+0x52/0x52 [ 927.016675] ? __save_stack_trace+0x7e/0xd0 [ 927.021020] should_fail.cold.4+0xa/0x1a 2018/04/20 17:24:18 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xe83}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 927.025102] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 927.030216] ? save_stack+0x43/0xd0 [ 927.033853] ? kasan_kmalloc+0xc4/0xe0 [ 927.037749] ? kasan_slab_alloc+0x12/0x20 [ 927.041901] ? kmem_cache_alloc+0x12e/0x760 [ 927.046243] ? sock_alloc_inode+0x6f/0x300 [ 927.050496] ? alloc_inode+0x63/0x190 [ 927.054304] ? new_inode_pseudo+0x69/0x1a0 [ 927.058549] ? __sock_create+0x161/0x920 [ 927.062627] ? __sys_socket+0x100/0x250 [ 927.066620] ? __x64_sys_socket+0x73/0xb0 [ 927.070783] ? do_syscall_64+0x1b1/0x800 [ 927.075028] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 927.080409] ? find_held_lock+0x36/0x1c0 [ 927.084502] ? check_same_owner+0x320/0x320 [ 927.088849] ? rcu_is_watching+0x85/0x140 [ 927.093021] ? rcu_note_context_switch+0x710/0x710 [ 927.097969] __should_failslab+0x124/0x180 [ 927.102219] should_failslab+0x9/0x14 [ 927.103587] FAULT_INJECTION: forcing a failure. [ 927.103587] name failslab, interval 1, probability 0, space 0, times 0 [ 927.106026] kmem_cache_alloc_trace+0x2cb/0x780 [ 927.106043] ? kmem_cache_alloc+0x5fa/0x760 [ 927.106077] sock_alloc_inode+0xb3/0x300 [ 927.130250] ? sock_destroy_inode+0x70/0x70 [ 927.134566] ? proc_cwd_link+0x1d0/0x1d0 [ 927.138630] ? sock_destroy_inode+0x70/0x70 [ 927.142952] alloc_inode+0x63/0x190 [ 927.146578] new_inode_pseudo+0x69/0x1a0 [ 927.150635] ? prune_icache_sb+0x1a0/0x1a0 [ 927.154864] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 927.159798] sock_alloc+0x41/0x270 [ 927.163334] __sock_create+0x161/0x920 [ 927.167220] ? kernel_sock_ip_overhead+0x570/0x570 [ 927.172147] ? __sb_end_write+0xac/0xe0 [ 927.176123] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 927.181659] __sys_socket+0x100/0x250 [ 927.185544] ? move_addr_to_kernel+0x70/0x70 [ 927.189950] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 927.195492] __x64_sys_socket+0x73/0xb0 [ 927.199465] do_syscall_64+0x1b1/0x800 [ 927.203346] ? finish_task_switch+0x1ca/0x810 [ 927.207837] ? syscall_return_slowpath+0x5c0/0x5c0 [ 927.212763] ? syscall_return_slowpath+0x30f/0x5c0 [ 927.217691] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 927.223058] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 927.227902] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 927.233082] RIP: 0033:0x455379 [ 927.236261] RSP: 002b:00007feb7ede8c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 927.243965] RAX: ffffffffffffffda RBX: 00007feb7ede96d4 RCX: 0000000000455379 [ 927.251225] RDX: 0000000000000084 RSI: 0080000000000001 RDI: 000000000000000a [ 927.258489] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 927.265752] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 927.273017] R13: 0000000000000623 R14: 00000000006fc3e8 R15: 0000000000000001 [ 927.280299] CPU: 0 PID: 17300 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 927.280620] socket: no more sockets [ 927.287491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 927.287496] Call Trace: [ 927.287517] dump_stack+0x1b9/0x294 [ 927.287537] ? dump_stack_print_info.cold.2+0x52/0x52 [ 927.311877] should_fail.cold.4+0xa/0x1a [ 927.315948] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 927.321060] ? kasan_check_read+0x11/0x20 2018/04/20 17:24:18 executing program 0 (fault-call:0 fault-nth:2): socket$inet6_sctp(0xa, 0x80000000000001, 0x84) 2018/04/20 17:24:18 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 927.325224] ? rcu_is_watching+0x85/0x140 [ 927.329377] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 927.334581] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 927.339774] ? find_held_lock+0x36/0x1c0 [ 927.343844] ? is_bpf_text_address+0xd7/0x170 [ 927.348347] ? kernel_text_address+0x79/0xf0 [ 927.352758] ? __unwind_start+0x166/0x330 [ 927.356912] ? __kernel_text_address+0xd/0x40 [ 927.361415] ? unwind_get_return_address+0x61/0xa0 [ 927.366353] ? __save_stack_trace+0x7e/0xd0 [ 927.370695] ? save_stack+0xa9/0xd0 [ 927.374330] ? save_stack+0x43/0xd0 [ 927.377959] ? kasan_kmalloc+0xc4/0xe0 [ 927.381852] ? kasan_slab_alloc+0x12/0x20 [ 927.386005] __should_failslab+0x124/0x180 [ 927.386607] FAULT_INJECTION: forcing a failure. [ 927.386607] name failslab, interval 1, probability 0, space 0, times 0 [ 927.390344] should_failslab+0x9/0x14 [ 927.390359] kmem_cache_alloc+0x47/0x760 [ 927.390377] ? lock_downgrade+0x8e0/0x8e0 [ 927.390396] anon_vma_clone+0x138/0x720 [ 927.390415] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 927.390432] ? unlink_anon_vmas+0xa40/0xa40 [ 927.390454] anon_vma_fork+0xe8/0x950 [ 927.390482] ? anon_vma_clone+0x720/0x720 [ 927.434960] ? rcu_read_lock_sched_held+0x108/0x120 [ 927.439971] ? kmem_cache_alloc+0x5fa/0x760 [ 927.444292] ? copy_process.part.38+0x2d32/0x6e90 [ 927.449128] copy_process.part.38+0x2f21/0x6e90 [ 927.453811] ? __cleanup_sighand+0x70/0x70 [ 927.458040] ? find_held_lock+0x13f/0x1c0 [ 927.462186] ? print_usage_bug+0xc0/0xc0 [ 927.466241] ? lock_downgrade+0x8e0/0x8e0 [ 927.470385] ? unlock_page+0x1d0/0x2b0 [ 927.474275] ? debug_check_no_locks_freed+0x310/0x310 [ 927.479465] ? print_usage_bug+0xc0/0xc0 [ 927.483532] ? filemap_map_pages+0xcd4/0x1870 [ 927.488038] ? debug_check_no_locks_freed+0x310/0x310 [ 927.493221] ? find_get_entries_tag+0x10a0/0x10a0 [ 927.498057] ? __lock_acquire+0x7f5/0x5140 [ 927.502287] ? debug_check_no_locks_freed+0x310/0x310 [ 927.507491] ? print_usage_bug+0xc0/0xc0 [ 927.511554] ? graph_lock+0x170/0x170 [ 927.515352] ? lock_acquire+0x1dc/0x520 [ 927.519319] ? __fdget_pos+0x1a9/0x1e0 [ 927.523197] ? graph_lock+0x170/0x170 [ 927.526997] ? __lock_acquire+0x7f5/0x5140 [ 927.531231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 927.536760] ? _parse_integer+0x13b/0x190 [ 927.540902] ? graph_lock+0x170/0x170 [ 927.544700] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 927.550226] ? _kstrtoull+0x180/0x230 [ 927.554030] ? _parse_integer+0x190/0x190 [ 927.558172] ? graph_lock+0x170/0x170 [ 927.561966] ? lock_release+0xa10/0xa10 [ 927.565936] ? check_same_owner+0x320/0x320 [ 927.570261] ? find_held_lock+0x36/0x1c0 [ 927.574315] ? graph_lock+0x170/0x170 [ 927.578134] ? lock_downgrade+0x8e0/0x8e0 [ 927.582280] ? find_held_lock+0x36/0x1c0 [ 927.586345] ? lock_downgrade+0x8e0/0x8e0 [ 927.590490] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 927.596023] ? proc_fail_nth_write+0x96/0x1f0 [ 927.600523] ? proc_cwd_link+0x1d0/0x1d0 [ 927.604601] ? find_held_lock+0x36/0x1c0 [ 927.608658] _do_fork+0x291/0x12a0 [ 927.612197] ? fork_idle+0x1a0/0x1a0 [ 927.615904] ? __lock_is_held+0xb5/0x140 [ 927.619968] ? __sb_end_write+0xac/0xe0 [ 927.623940] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 927.629481] ? fput+0x130/0x1a0 [ 927.632756] ? ksys_write+0x1a6/0x250 [ 927.636554] ? __ia32_sys_read+0xb0/0xb0 [ 927.640612] __x64_sys_clone+0xbf/0x150 [ 927.644581] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 927.649593] do_syscall_64+0x1b1/0x800 [ 927.653476] ? finish_task_switch+0x1ca/0x810 [ 927.657963] ? syscall_return_slowpath+0x5c0/0x5c0 [ 927.662886] ? syscall_return_slowpath+0x30f/0x5c0 [ 927.667822] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 927.673182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 927.678022] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 927.683205] RIP: 0033:0x455379 [ 927.686384] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 927.694085] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 927.701346] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 927.708609] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 927.715879] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 927.723148] R13: 0000000000000051 R14: 00000000006f3838 R15: 000000000000000f [ 927.730427] CPU: 1 PID: 17308 Comm: syz-executor0 Not tainted 4.17.0-rc1+ #9 [ 927.737624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 927.746980] Call Trace: [ 927.749583] dump_stack+0x1b9/0x294 [ 927.753231] ? dump_stack_print_info.cold.2+0x52/0x52 [ 927.758433] should_fail.cold.4+0xa/0x1a [ 927.762502] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 927.767612] ? print_usage_bug+0xc0/0xc0 [ 927.771679] ? print_usage_bug+0xc0/0xc0 [ 927.775743] ? lock_downgrade+0x8e0/0x8e0 2018/04/20 17:24:19 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xf0}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:19 executing program 3 (fault-call:1 fault-nth:16): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) [ 927.779895] ? find_held_lock+0x36/0x1c0 [ 927.783975] ? check_same_owner+0x320/0x320 [ 927.788308] ? debug_check_no_locks_freed+0x310/0x310 [ 927.793506] ? rcu_note_context_switch+0x710/0x710 [ 927.798446] __should_failslab+0x124/0x180 [ 927.802691] should_failslab+0x9/0x14 [ 927.806496] kmem_cache_alloc+0x2af/0x760 [ 927.810654] ? save_stack+0xa9/0xd0 [ 927.814289] sk_prot_alloc+0x69/0x2e0 [ 927.818102] sk_alloc+0x104/0x17b0 [ 927.821648] ? sock_def_error_report+0x710/0x710 [ 927.826408] ? kasan_check_write+0x14/0x20 [ 927.830650] ? graph_lock+0x170/0x170 [ 927.834456] ? do_raw_write_unlock.cold.8+0x3d/0x3d [ 927.839478] ? graph_lock+0x170/0x170 [ 927.843283] ? __raw_spin_lock_init+0x1c/0x100 [ 927.847868] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 927.848352] FAULT_INJECTION: forcing a failure. [ 927.848352] name failslab, interval 1, probability 0, space 0, times 0 [ 927.852885] ? find_held_lock+0x36/0x1c0 [ 927.852909] ? lock_downgrade+0x8e0/0x8e0 [ 927.852930] ? kasan_check_read+0x11/0x20 [ 927.852945] ? rcu_is_watching+0x85/0x140 [ 927.852960] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 927.852972] ? find_held_lock+0x36/0x1c0 [ 927.852990] inet6_create+0x4f0/0x1240 [ 927.853011] ? inet6_net_init+0x870/0x870 [ 927.853026] ? rcu_is_watching+0x85/0x140 [ 927.853042] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 927.853070] __sock_create+0x526/0x920 [ 927.853090] ? kernel_sock_ip_overhead+0x570/0x570 [ 927.853109] ? __sb_end_write+0xac/0xe0 [ 927.853129] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 927.925632] __sys_socket+0x100/0x250 [ 927.929433] ? move_addr_to_kernel+0x70/0x70 [ 927.933840] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 927.939379] __x64_sys_socket+0x73/0xb0 [ 927.943352] do_syscall_64+0x1b1/0x800 [ 927.947235] ? finish_task_switch+0x1ca/0x810 [ 927.951725] ? syscall_return_slowpath+0x5c0/0x5c0 [ 927.956668] ? syscall_return_slowpath+0x30f/0x5c0 [ 927.961598] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 927.966962] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 927.971807] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 927.976989] RIP: 0033:0x455379 [ 927.980177] RSP: 002b:00007feb7ede8c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 927.987881] RAX: ffffffffffffffda RBX: 00007feb7ede96d4 RCX: 0000000000455379 [ 927.995141] RDX: 0000000000000084 RSI: 0080000000000001 RDI: 000000000000000a [ 928.002403] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 928.009666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 928.016929] R13: 0000000000000623 R14: 00000000006fc3e8 R15: 0000000000000002 [ 928.024210] CPU: 0 PID: 17317 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 928.031404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 928.040756] Call Trace: [ 928.043354] dump_stack+0x1b9/0x294 [ 928.046994] ? dump_stack_print_info.cold.2+0x52/0x52 [ 928.052196] ? __save_stack_trace+0x7e/0xd0 [ 928.056534] should_fail.cold.4+0xa/0x1a [ 928.060602] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 928.065715] ? kasan_kmalloc+0xc4/0xe0 [ 928.069605] ? kasan_slab_alloc+0x12/0x20 [ 928.073755] ? kmem_cache_alloc+0x12e/0x760 [ 928.078097] ? anon_vma_clone+0x138/0x720 2018/04/20 17:24:19 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) 2018/04/20 17:24:19 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/20 17:24:19 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) fcntl$dupfd(r1, 0x0, r1) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) [ 928.082262] ? anon_vma_fork+0xe8/0x950 [ 928.086238] ? copy_process.part.38+0x2f21/0x6e90 [ 928.091083] ? _do_fork+0x291/0x12a0 [ 928.094804] ? do_syscall_64+0x1b1/0x800 [ 928.098869] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 928.104240] ? lock_downgrade+0x8e0/0x8e0 [ 928.108394] ? graph_lock+0x170/0x170 [ 928.112201] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 928.117402] ? __lock_is_held+0xb5/0x140 [ 928.121472] __should_failslab+0x124/0x180 [ 928.125719] should_failslab+0x9/0x14 2018/04/20 17:24:19 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x830e}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 928.129529] kmem_cache_alloc+0x47/0x760 [ 928.133601] ? anon_vma_interval_tree_insert+0x26b/0x300 [ 928.139057] anon_vma_clone+0x138/0x720 [ 928.143038] ? unlink_anon_vmas+0xa40/0xa40 [ 928.147377] anon_vma_fork+0xe8/0x950 [ 928.151181] ? anon_vma_clone+0x720/0x720 [ 928.155334] ? rcu_read_lock_sched_held+0x108/0x120 [ 928.160355] ? kmem_cache_alloc+0x5fa/0x760 [ 928.164687] ? copy_process.part.38+0x2d32/0x6e90 [ 928.169537] copy_process.part.38+0x2f21/0x6e90 [ 928.174233] ? __cleanup_sighand+0x70/0x70 [ 928.178476] ? find_held_lock+0x13f/0x1c0 [ 928.182637] ? print_usage_bug+0xc0/0xc0 [ 928.186699] ? lock_downgrade+0x8e0/0x8e0 [ 928.190852] ? unlock_page+0x1d0/0x2b0 [ 928.194751] ? debug_check_no_locks_freed+0x310/0x310 [ 928.199949] ? print_usage_bug+0xc0/0xc0 [ 928.204017] ? filemap_map_pages+0xcd4/0x1870 [ 928.208529] ? debug_check_no_locks_freed+0x310/0x310 [ 928.213721] ? find_get_entries_tag+0x10a0/0x10a0 [ 928.218569] ? __lock_acquire+0x7f5/0x5140 [ 928.222810] ? debug_check_no_locks_freed+0x310/0x310 [ 928.228018] ? print_usage_bug+0xc0/0xc0 [ 928.232082] ? graph_lock+0x170/0x170 [ 928.235890] ? lock_acquire+0x1dc/0x520 [ 928.239866] ? __fdget_pos+0x1a9/0x1e0 [ 928.243755] ? graph_lock+0x170/0x170 [ 928.247598] ? __lock_acquire+0x7f5/0x5140 [ 928.251849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 928.257393] ? _parse_integer+0x13b/0x190 [ 928.261897] ? graph_lock+0x170/0x170 [ 928.265711] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 928.271253] ? _kstrtoull+0x180/0x230 [ 928.275061] ? _parse_integer+0x190/0x190 [ 928.279217] ? graph_lock+0x170/0x170 2018/04/20 17:24:19 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x100000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:19 executing program 0: socket$inet6_sctp(0xa, 0x80000000000001, 0x84) [ 928.283023] ? lock_release+0xa10/0xa10 [ 928.287103] ? check_same_owner+0x320/0x320 [ 928.291431] ? find_held_lock+0x36/0x1c0 [ 928.295504] ? graph_lock+0x170/0x170 [ 928.299327] ? lock_downgrade+0x8e0/0x8e0 [ 928.303491] ? find_held_lock+0x36/0x1c0 [ 928.307570] ? lock_downgrade+0x8e0/0x8e0 [ 928.311730] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 928.317363] ? proc_fail_nth_write+0x96/0x1f0 [ 928.322282] ? proc_cwd_link+0x1d0/0x1d0 [ 928.326354] ? find_held_lock+0x36/0x1c0 [ 928.330440] _do_fork+0x291/0x12a0 [ 928.333997] ? fork_idle+0x1a0/0x1a0 [ 928.337741] ? __lock_is_held+0xb5/0x140 [ 928.341823] ? __sb_end_write+0xac/0xe0 [ 928.345812] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 928.351354] ? fput+0x130/0x1a0 [ 928.354639] ? ksys_write+0x1a6/0x250 [ 928.358449] ? __ia32_sys_read+0xb0/0xb0 [ 928.362530] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 928.367387] __x64_sys_clone+0xbf/0x150 [ 928.371367] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 928.376390] do_syscall_64+0x1b1/0x800 [ 928.380284] ? finish_task_switch+0x1ca/0x810 [ 928.384790] ? syscall_return_slowpath+0x5c0/0x5c0 [ 928.389725] ? syscall_return_slowpath+0x30f/0x5c0 [ 928.394664] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 928.400037] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 928.404880] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 928.410061] RIP: 0033:0x455379 [ 928.413242] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 928.420943] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 928.428195] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 928.435454] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 928.442720] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 928.449983] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000010 2018/04/20 17:24:19 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) ppoll(&(0x7f0000000280)=[{r1}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:19 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:19 executing program 3 (fault-call:1 fault-nth:17): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:19 executing program 0: socket$inet6_sctp(0x2b, 0x80000000000001, 0x84) 2018/04/20 17:24:19 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xf0ffffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:20 executing program 0: socket$inet6_sctp(0xffffffffffffffe0, 0x80000000000001, 0x84) [ 928.666190] FAULT_INJECTION: forcing a failure. [ 928.666190] name failslab, interval 1, probability 0, space 0, times 0 [ 928.677492] CPU: 1 PID: 17351 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 928.684769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 928.694129] Call Trace: [ 928.696720] dump_stack+0x1b9/0x294 [ 928.700346] ? dump_stack_print_info.cold.2+0x52/0x52 [ 928.705530] ? copy_process.part.38+0x2f21/0x6e90 [ 928.710365] ? _do_fork+0x291/0x12a0 [ 928.714073] ? __x64_sys_clone+0xbf/0x150 [ 928.718215] ? do_syscall_64+0x1b1/0x800 [ 928.722276] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 928.727638] should_fail.cold.4+0xa/0x1a [ 928.731702] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 928.736805] ? graph_lock+0x170/0x170 [ 928.740604] ? lock_downgrade+0x8e0/0x8e0 [ 928.744739] ? find_held_lock+0x36/0x1c0 [ 928.748799] ? __lock_is_held+0xb5/0x140 [ 928.752878] ? check_same_owner+0x320/0x320 [ 928.757196] ? rcu_note_context_switch+0x710/0x710 [ 928.762126] __should_failslab+0x124/0x180 [ 928.766359] should_failslab+0x9/0x14 [ 928.770152] kmem_cache_alloc+0x2af/0x760 [ 928.774305] anon_vma_fork+0x17e/0x950 [ 928.778190] ? anon_vma_clone+0x720/0x720 [ 928.782347] ? rcu_read_lock_sched_held+0x108/0x120 [ 928.787364] ? kmem_cache_alloc+0x5fa/0x760 [ 928.791680] ? copy_process.part.38+0x2d32/0x6e90 [ 928.796682] copy_process.part.38+0x2f21/0x6e90 [ 928.801349] ? __cleanup_sighand+0x70/0x70 [ 928.805583] ? find_held_lock+0x13f/0x1c0 [ 928.809729] ? print_usage_bug+0xc0/0xc0 [ 928.813776] ? lock_downgrade+0x8e0/0x8e0 [ 928.817920] ? unlock_page+0x1d0/0x2b0 [ 928.821803] ? debug_check_no_locks_freed+0x310/0x310 [ 928.826988] ? print_usage_bug+0xc0/0xc0 [ 928.831044] ? filemap_map_pages+0xcd4/0x1870 [ 928.835531] ? debug_check_no_locks_freed+0x310/0x310 [ 928.840712] ? find_get_entries_tag+0x10a0/0x10a0 [ 928.845539] ? __lock_acquire+0x7f5/0x5140 [ 928.849770] ? debug_check_no_locks_freed+0x310/0x310 [ 928.854964] ? print_usage_bug+0xc0/0xc0 [ 928.859009] ? graph_lock+0x170/0x170 [ 928.862801] ? lock_acquire+0x1dc/0x520 [ 928.866757] ? __fdget_pos+0x1a9/0x1e0 [ 928.870625] ? graph_lock+0x170/0x170 [ 928.874426] ? __lock_acquire+0x7f5/0x5140 [ 928.878663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 928.884200] ? _parse_integer+0x13b/0x190 [ 928.888337] ? graph_lock+0x170/0x170 [ 928.892127] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 928.897646] ? _kstrtoull+0x180/0x230 [ 928.901430] ? _parse_integer+0x190/0x190 [ 928.905567] ? graph_lock+0x170/0x170 [ 928.909360] ? lock_release+0xa10/0xa10 [ 928.913337] ? check_same_owner+0x320/0x320 [ 928.917653] ? find_held_lock+0x36/0x1c0 [ 928.921697] ? graph_lock+0x170/0x170 [ 928.925482] ? lock_downgrade+0x8e0/0x8e0 [ 928.929616] ? find_held_lock+0x36/0x1c0 [ 928.933677] ? lock_downgrade+0x8e0/0x8e0 [ 928.937834] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 928.943351] ? proc_fail_nth_write+0x96/0x1f0 [ 928.947835] ? proc_cwd_link+0x1d0/0x1d0 [ 928.951899] ? find_held_lock+0x36/0x1c0 [ 928.955955] _do_fork+0x291/0x12a0 [ 928.959482] ? fork_idle+0x1a0/0x1a0 [ 928.963176] ? __lock_is_held+0xb5/0x140 [ 928.967226] ? __sb_end_write+0xac/0xe0 [ 928.971195] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 928.976724] ? fput+0x130/0x1a0 [ 928.979989] ? ksys_write+0x1a6/0x250 [ 928.983787] ? __ia32_sys_read+0xb0/0xb0 [ 928.987835] __x64_sys_clone+0xbf/0x150 [ 928.991795] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 928.996803] do_syscall_64+0x1b1/0x800 [ 929.000685] ? finish_task_switch+0x1ca/0x810 [ 929.005175] ? syscall_return_slowpath+0x5c0/0x5c0 [ 929.010113] ? syscall_return_slowpath+0x30f/0x5c0 [ 929.015055] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 929.020410] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 929.025255] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 929.030433] RIP: 0033:0x455379 [ 929.033608] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 929.041317] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 929.048579] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 929.055831] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 2018/04/20 17:24:20 executing program 0: socket$inet6_sctp(0x2, 0x80000000000001, 0x84) 2018/04/20 17:24:20 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 929.063087] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 929.070347] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000011 2018/04/20 17:24:20 executing program 3 (fault-call:1 fault-nth:18): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:20 executing program 0: socket$inet6_sctp(0x10, 0x80000000000001, 0x84) [ 929.194546] FAULT_INJECTION: forcing a failure. [ 929.194546] name failslab, interval 1, probability 0, space 0, times 0 [ 929.205907] CPU: 1 PID: 17369 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 929.213108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 929.222470] Call Trace: [ 929.225069] dump_stack+0x1b9/0x294 [ 929.228705] ? dump_stack_print_info.cold.2+0x52/0x52 [ 929.233884] ? __save_stack_trace+0x7e/0xd0 [ 929.238215] should_fail.cold.4+0xa/0x1a [ 929.242274] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 929.247400] ? kasan_kmalloc+0xc4/0xe0 [ 929.251275] ? kasan_slab_alloc+0x12/0x20 [ 929.255412] ? kmem_cache_alloc+0x12e/0x760 [ 929.259739] ? anon_vma_fork+0x17e/0x950 [ 929.263796] ? copy_process.part.38+0x2f21/0x6e90 [ 929.268632] ? _do_fork+0x291/0x12a0 [ 929.272340] ? __x64_sys_clone+0xbf/0x150 [ 929.276492] ? graph_lock+0x170/0x170 [ 929.280300] ? find_held_lock+0x36/0x1c0 [ 929.284369] ? __lock_is_held+0xb5/0x140 [ 929.288426] ? check_same_owner+0x320/0x320 [ 929.292748] ? rcu_note_context_switch+0x710/0x710 [ 929.297942] __should_failslab+0x124/0x180 [ 929.302213] should_failslab+0x9/0x14 [ 929.306020] kmem_cache_alloc+0x2af/0x760 [ 929.310186] ? anon_vma_fork+0x17e/0x950 [ 929.314259] anon_vma_fork+0x2c8/0x950 [ 929.318155] ? anon_vma_clone+0x720/0x720 [ 929.322308] ? rcu_read_lock_sched_held+0x108/0x120 [ 929.327322] ? kmem_cache_alloc+0x5fa/0x760 [ 929.331640] ? copy_process.part.38+0x2d32/0x6e90 [ 929.336471] copy_process.part.38+0x2f21/0x6e90 [ 929.341172] ? __cleanup_sighand+0x70/0x70 [ 929.345415] ? find_held_lock+0x13f/0x1c0 [ 929.349575] ? print_usage_bug+0xc0/0xc0 [ 929.353648] ? lock_downgrade+0x8e0/0x8e0 [ 929.357795] ? unlock_page+0x1d0/0x2b0 [ 929.361685] ? debug_check_no_locks_freed+0x310/0x310 [ 929.366883] ? print_usage_bug+0xc0/0xc0 [ 929.370961] ? filemap_map_pages+0xcd4/0x1870 [ 929.375466] ? debug_check_no_locks_freed+0x310/0x310 [ 929.380661] ? find_get_entries_tag+0x10a0/0x10a0 [ 929.385498] ? __lock_acquire+0x7f5/0x5140 [ 929.389726] ? debug_check_no_locks_freed+0x310/0x310 [ 929.394910] ? print_usage_bug+0xc0/0xc0 [ 929.398954] ? graph_lock+0x170/0x170 [ 929.402748] ? lock_acquire+0x1dc/0x520 [ 929.406717] ? __fdget_pos+0x1a9/0x1e0 [ 929.410603] ? graph_lock+0x170/0x170 [ 929.414396] ? __lock_acquire+0x7f5/0x5140 [ 929.418630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 929.424169] ? _parse_integer+0x13b/0x190 [ 929.428327] ? graph_lock+0x170/0x170 [ 929.432112] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 929.437640] ? _kstrtoull+0x180/0x230 [ 929.441428] ? _parse_integer+0x190/0x190 [ 929.445559] ? graph_lock+0x170/0x170 [ 929.449349] ? lock_release+0xa10/0xa10 [ 929.453321] ? check_same_owner+0x320/0x320 [ 929.457636] ? find_held_lock+0x36/0x1c0 [ 929.461702] ? graph_lock+0x170/0x170 [ 929.465510] ? lock_downgrade+0x8e0/0x8e0 [ 929.469654] ? find_held_lock+0x36/0x1c0 [ 929.473712] ? lock_downgrade+0x8e0/0x8e0 [ 929.477868] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 929.483413] ? proc_fail_nth_write+0x96/0x1f0 [ 929.487904] ? proc_cwd_link+0x1d0/0x1d0 [ 929.491961] ? find_held_lock+0x36/0x1c0 [ 929.496024] _do_fork+0x291/0x12a0 [ 929.499554] ? fork_idle+0x1a0/0x1a0 [ 929.503258] ? __lock_is_held+0xb5/0x140 [ 929.507316] ? __sb_end_write+0xac/0xe0 [ 929.511285] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 929.516803] ? fput+0x130/0x1a0 [ 929.520069] ? ksys_write+0x1a6/0x250 [ 929.523862] ? __ia32_sys_read+0xb0/0xb0 [ 929.527922] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 929.532755] __x64_sys_clone+0xbf/0x150 [ 929.536712] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 929.541722] do_syscall_64+0x1b1/0x800 [ 929.545600] ? finish_task_switch+0x1ca/0x810 [ 929.550077] ? syscall_return_slowpath+0x5c0/0x5c0 [ 929.555401] ? syscall_return_slowpath+0x30f/0x5c0 [ 929.560326] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 929.565698] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 929.570550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 929.575738] RIP: 0033:0x455379 [ 929.578927] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 929.586640] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 929.593904] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 929.601155] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 929.608417] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 929.615674] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000012 2018/04/20 17:24:21 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) fcntl$dupfd(r1, 0x0, r1) 2018/04/20 17:24:21 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ppoll(&(0x7f0000000280)=[{}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:21 executing program 3 (fault-call:1 fault-nth:19): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:21 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x830e0000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:21 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)) 2018/04/20 17:24:21 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:21 executing program 0: socket$inet6_sctp(0x14, 0x80000000000001, 0x84) 2018/04/20 17:24:21 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) [ 930.340192] FAULT_INJECTION: forcing a failure. [ 930.340192] name failslab, interval 1, probability 0, space 0, times 0 [ 930.351481] CPU: 1 PID: 17399 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 930.358675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 930.368032] Call Trace: [ 930.370632] dump_stack+0x1b9/0x294 [ 930.374277] ? dump_stack_print_info.cold.2+0x52/0x52 [ 930.379486] ? __save_stack_trace+0x7e/0xd0 [ 930.383836] should_fail.cold.4+0xa/0x1a 2018/04/20 17:24:21 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x200000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:21 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) [ 930.387928] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 930.393041] ? kasan_kmalloc+0xc4/0xe0 [ 930.396938] ? kasan_slab_alloc+0x12/0x20 [ 930.401096] ? kmem_cache_alloc+0x12e/0x760 [ 930.405428] ? anon_vma_fork+0x17e/0x950 [ 930.409497] ? copy_process.part.38+0x2f21/0x6e90 [ 930.414350] ? _do_fork+0x291/0x12a0 [ 930.418076] ? __x64_sys_clone+0xbf/0x150 [ 930.422240] ? graph_lock+0x170/0x170 [ 930.426064] ? find_held_lock+0x36/0x1c0 [ 930.430139] ? __lock_is_held+0xb5/0x140 [ 930.434226] ? check_same_owner+0x320/0x320 [ 930.438565] ? rcu_note_context_switch+0x710/0x710 [ 930.443517] __should_failslab+0x124/0x180 [ 930.447773] should_failslab+0x9/0x14 [ 930.451591] kmem_cache_alloc+0x2af/0x760 [ 930.455751] ? anon_vma_fork+0x17e/0x950 [ 930.459834] anon_vma_fork+0x2c8/0x950 [ 930.463735] ? anon_vma_clone+0x720/0x720 [ 930.467897] ? rcu_read_lock_sched_held+0x108/0x120 [ 930.472935] ? kmem_cache_alloc+0x5fa/0x760 [ 930.477272] ? copy_process.part.38+0x2d32/0x6e90 [ 930.482127] copy_process.part.38+0x2f21/0x6e90 [ 930.486838] ? __cleanup_sighand+0x70/0x70 2018/04/20 17:24:21 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x9effffff00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:21 executing program 0: socket$inet6_sctp(0xffffffe0, 0x80000000000001, 0x84) [ 930.491089] ? find_held_lock+0x13f/0x1c0 [ 930.495255] ? print_usage_bug+0xc0/0xc0 [ 930.499327] ? lock_downgrade+0x8e0/0x8e0 [ 930.503489] ? unlock_page+0x1d0/0x2b0 [ 930.507397] ? debug_check_no_locks_freed+0x310/0x310 [ 930.512627] ? print_usage_bug+0xc0/0xc0 [ 930.516704] ? filemap_map_pages+0xcd4/0x1870 [ 930.521217] ? debug_check_no_locks_freed+0x310/0x310 [ 930.526413] ? find_get_entries_tag+0x10a0/0x10a0 [ 930.531279] ? __lock_acquire+0x7f5/0x5140 [ 930.535522] ? debug_check_no_locks_freed+0x310/0x310 2018/04/20 17:24:21 executing program 5: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)) openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) [ 930.540752] ? print_usage_bug+0xc0/0xc0 [ 930.544819] ? graph_lock+0x170/0x170 [ 930.548633] ? lock_acquire+0x1dc/0x520 [ 930.552611] ? __fdget_pos+0x1a9/0x1e0 [ 930.556519] ? graph_lock+0x170/0x170 [ 930.560327] ? __lock_acquire+0x7f5/0x5140 [ 930.564573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 930.570110] ? _parse_integer+0x13b/0x190 [ 930.574263] ? graph_lock+0x170/0x170 [ 930.578072] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 930.583612] ? _kstrtoull+0x180/0x230 [ 930.587416] ? _parse_integer+0x190/0x190 2018/04/20 17:24:21 executing program 0: socket$inet6_sctp(0xffe0, 0x80000000000001, 0x84) 2018/04/20 17:24:21 executing program 5: openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) [ 930.591569] ? graph_lock+0x170/0x170 [ 930.595374] ? lock_release+0xa10/0xa10 [ 930.599354] ? check_same_owner+0x320/0x320 [ 930.603681] ? find_held_lock+0x36/0x1c0 [ 930.607745] ? graph_lock+0x170/0x170 [ 930.611563] ? lock_downgrade+0x8e0/0x8e0 [ 930.615718] ? find_held_lock+0x36/0x1c0 [ 930.619799] ? lock_downgrade+0x8e0/0x8e0 [ 930.623967] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 930.629510] ? proc_fail_nth_write+0x96/0x1f0 [ 930.634012] ? proc_cwd_link+0x1d0/0x1d0 2018/04/20 17:24:21 executing program 0: socket$inet6_sctp(0xe0, 0x80000000000001, 0x84) 2018/04/20 17:24:22 executing program 5 (fault-call:0 fault-nth:0): openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) [ 930.638081] ? find_held_lock+0x36/0x1c0 [ 930.642148] _do_fork+0x291/0x12a0 [ 930.645698] ? fork_idle+0x1a0/0x1a0 [ 930.649439] ? __lock_is_held+0xb5/0x140 [ 930.653525] ? __sb_end_write+0xac/0xe0 [ 930.657512] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 930.663054] ? fput+0x130/0x1a0 [ 930.666341] ? ksys_write+0x1a6/0x250 [ 930.670148] ? __ia32_sys_read+0xb0/0xb0 [ 930.674225] __x64_sys_clone+0xbf/0x150 [ 930.678204] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 930.683318] do_syscall_64+0x1b1/0x800 [ 930.687209] ? syscall_return_slowpath+0x5c0/0x5c0 [ 930.692147] ? syscall_return_slowpath+0x30f/0x5c0 [ 930.697100] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 930.702489] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 930.707342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 930.711329] FAULT_INJECTION: forcing a failure. [ 930.711329] name failslab, interval 1, probability 0, space 0, times 0 [ 930.712538] RIP: 0033:0x455379 [ 930.712547] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 930.712563] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 930.712572] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 930.712581] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 930.712590] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 930.712598] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000013 [ 930.772192] CPU: 0 PID: 17426 Comm: syz-executor5 Not tainted 4.17.0-rc1+ #9 [ 930.779478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 930.788831] Call Trace: [ 930.791429] dump_stack+0x1b9/0x294 [ 930.795072] ? dump_stack_print_info.cold.2+0x52/0x52 [ 930.800267] ? graph_lock+0x170/0x170 [ 930.804071] should_fail.cold.4+0xa/0x1a [ 930.808124] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 930.813230] ? find_held_lock+0x36/0x1c0 [ 930.817321] ? find_held_lock+0x36/0x1c0 [ 930.821398] ? check_same_owner+0x320/0x320 [ 930.825715] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 930.830631] ? rcu_note_context_switch+0x710/0x710 [ 930.835548] ? wait_for_completion+0x870/0x870 [ 930.840119] __should_failslab+0x124/0x180 [ 930.844348] should_failslab+0x9/0x14 [ 930.848142] kmem_cache_alloc+0x2af/0x760 [ 930.852302] getname_flags+0xd0/0x5a0 [ 930.856096] ? __sb_end_write+0xac/0xe0 [ 930.860072] getname+0x19/0x20 [ 930.863260] do_sys_open+0x39a/0x740 [ 930.866967] ? filp_open+0x80/0x80 [ 930.870493] ? __ia32_sys_read+0xb0/0xb0 [ 930.874556] __x64_sys_openat+0x9d/0x100 [ 930.878616] do_syscall_64+0x1b1/0x800 [ 930.882497] ? finish_task_switch+0x1ca/0x810 [ 930.886989] ? syscall_return_slowpath+0x5c0/0x5c0 [ 930.891914] ? syscall_return_slowpath+0x30f/0x5c0 [ 930.896839] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 930.902188] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 930.907025] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 930.912201] RIP: 0033:0x455379 [ 930.915383] RSP: 002b:00007f5d54b47c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 930.923073] RAX: ffffffffffffffda RBX: 00007f5d54b486d4 RCX: 0000000000455379 [ 930.930323] RDX: 0000000000000000 RSI: 00000000203b8000 RDI: ffffffffffffff9c [ 930.937583] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 930.944838] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 930.952091] R13: 000000000000043f R14: 00000000006f9688 R15: 0000000000000000 2018/04/20 17:24:22 executing program 3 (fault-call:1 fault-nth:20): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:22 executing program 5 (fault-call:0 fault-nth:1): openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) 2018/04/20 17:24:22 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ppoll(&(0x7f0000000280)=[{}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:22 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) 2018/04/20 17:24:22 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) 2018/04/20 17:24:22 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:22 executing program 0: socket$inet6_sctp(0xa, 0x80000000000003, 0x84) 2018/04/20 17:24:22 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x830e000000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 931.626703] FAULT_INJECTION: forcing a failure. [ 931.626703] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 931.638582] CPU: 1 PID: 17457 Comm: syz-executor5 Not tainted 4.17.0-rc1+ #9 [ 931.645782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 931.655228] Call Trace: [ 931.657835] dump_stack+0x1b9/0x294 [ 931.661483] ? dump_stack_print_info.cold.2+0x52/0x52 [ 931.666692] ? graph_lock+0x170/0x170 [ 931.670516] should_fail.cold.4+0xa/0x1a [ 931.674591] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 931.679715] ? debug_check_no_locks_freed+0x310/0x310 [ 931.684923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 931.690469] ? _parse_integer+0x13b/0x190 [ 931.694634] ? graph_lock+0x170/0x170 [ 931.698453] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 931.703994] ? _kstrtoull+0x180/0x230 [ 931.704310] FAULT_INJECTION: forcing a failure. [ 931.704310] name failslab, interval 1, probability 0, space 0, times 0 [ 931.707813] ? graph_lock+0x170/0x170 [ 931.707830] ? lock_release+0xa10/0xa10 [ 931.707847] ? find_held_lock+0x36/0x1c0 [ 931.707870] ? graph_lock+0x170/0x170 [ 931.734640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 931.740176] ? should_fail+0x21b/0xbcd [ 931.744058] ? lock_downgrade+0x8e0/0x8e0 [ 931.748208] __alloc_pages_nodemask+0x34e/0xd70 [ 931.752872] ? find_held_lock+0x36/0x1c0 [ 931.756929] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 931.761946] ? find_held_lock+0x36/0x1c0 [ 931.766020] ? check_same_owner+0x320/0x320 [ 931.770339] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 931.775268] cache_grow_begin+0x72/0x6c0 [ 931.779330] kmem_cache_alloc+0x689/0x760 [ 931.783484] getname_flags+0xd0/0x5a0 [ 931.787280] ? __sb_end_write+0xac/0xe0 [ 931.791273] getname+0x19/0x20 [ 931.794463] do_sys_open+0x39a/0x740 [ 931.798186] ? filp_open+0x80/0x80 [ 931.801721] ? __ia32_sys_read+0xb0/0xb0 [ 931.805785] __x64_sys_openat+0x9d/0x100 [ 931.809842] do_syscall_64+0x1b1/0x800 [ 931.813729] ? finish_task_switch+0x1ca/0x810 [ 931.818223] ? syscall_return_slowpath+0x5c0/0x5c0 [ 931.823152] ? syscall_return_slowpath+0x30f/0x5c0 [ 931.828081] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 931.833446] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 931.838287] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 931.843470] RIP: 0033:0x455379 [ 931.846653] RSP: 002b:00007f5d54b47c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 931.854361] RAX: ffffffffffffffda RBX: 00007f5d54b486d4 RCX: 0000000000455379 [ 931.861671] RDX: 0000000000000000 RSI: 00000000203b8000 RDI: ffffffffffffff9c [ 931.868938] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 931.876201] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 931.883473] R13: 000000000000043f R14: 00000000006f9688 R15: 0000000000000001 [ 931.890753] CPU: 0 PID: 17465 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 931.897947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 931.907302] Call Trace: [ 931.909899] dump_stack+0x1b9/0x294 [ 931.913574] ? dump_stack_print_info.cold.2+0x52/0x52 [ 931.918773] ? percpu_ref_put_many+0x132/0x230 [ 931.923361] ? memcg_kmem_charge_memcg+0x74/0x110 2018/04/20 17:24:23 executing program 0: socket$inet6_sctp(0xa, 0x80000000000005, 0x84) 2018/04/20 17:24:23 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xf0ffffff00000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 931.928214] ? percpu_ref_tryget+0x2b0/0x2b0 [ 931.932633] should_fail.cold.4+0xa/0x1a [ 931.936699] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 931.941843] ? graph_lock+0x170/0x170 [ 931.945656] ? find_held_lock+0x36/0x1c0 [ 931.949727] ? __lock_is_held+0xb5/0x140 [ 931.953808] ? check_same_owner+0x320/0x320 [ 931.958140] ? rcu_note_context_switch+0x710/0x710 [ 931.963081] __should_failslab+0x124/0x180 [ 931.967325] should_failslab+0x9/0x14 [ 931.971128] kmem_cache_alloc+0x2af/0x760 [ 931.975285] ? do_raw_spin_unlock+0x9e/0x2e0 [ 931.979700] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 931.985252] ptlock_alloc+0x20/0x80 [ 931.988887] pte_alloc_one+0x6b/0x120 [ 931.992693] __pte_alloc+0x2a/0x340 [ 931.996333] copy_page_range+0x1655/0x24b0 [ 932.000575] ? kernel_text_address+0x79/0xf0 [ 932.005007] ? __pmd_alloc+0x530/0x530 [ 932.008900] ? _do_fork+0x291/0x12a0 [ 932.012617] ? graph_lock+0x170/0x170 [ 932.016431] ? find_held_lock+0x36/0x1c0 [ 932.020505] ? graph_lock+0x170/0x170 [ 932.024318] ? graph_lock+0x170/0x170 [ 932.028126] ? lock_downgrade+0x8e0/0x8e0 [ 932.032288] ? lock_release+0xa10/0xa10 [ 932.036268] ? find_held_lock+0x36/0x1c0 [ 932.040345] ? lock_downgrade+0x8e0/0x8e0 [ 932.044497] ? lock_release+0xa10/0xa10 [ 932.048479] ? check_same_owner+0x320/0x320 [ 932.052808] ? rcu_note_context_switch+0x710/0x710 [ 932.057744] ? anon_vma_fork+0x130/0x950 [ 932.061899] ? __might_sleep+0x95/0x190 [ 932.065885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 932.071445] ? __vma_link_rb+0x26d/0x370 [ 932.075505] copy_process.part.38+0x4be2/0x6e90 [ 932.080173] ? __cleanup_sighand+0x70/0x70 [ 932.084411] ? find_held_lock+0x13f/0x1c0 [ 932.088545] ? print_usage_bug+0xc0/0xc0 [ 932.092592] ? lock_downgrade+0x8e0/0x8e0 [ 932.096731] ? unlock_page+0x1d0/0x2b0 [ 932.100612] ? debug_check_no_locks_freed+0x310/0x310 [ 932.105788] ? print_usage_bug+0xc0/0xc0 [ 932.109840] ? filemap_map_pages+0xcd4/0x1870 [ 932.114350] ? debug_check_no_locks_freed+0x310/0x310 [ 932.119536] ? find_get_entries_tag+0x10a0/0x10a0 [ 932.124367] ? __lock_acquire+0x7f5/0x5140 [ 932.128596] ? debug_check_no_locks_freed+0x310/0x310 [ 932.133780] ? print_usage_bug+0xc0/0xc0 [ 932.137831] ? graph_lock+0x170/0x170 [ 932.141620] ? lock_acquire+0x1dc/0x520 [ 932.145587] ? __fdget_pos+0x1a9/0x1e0 [ 932.149467] ? graph_lock+0x170/0x170 [ 932.153265] ? __lock_acquire+0x7f5/0x5140 [ 932.157495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 932.163028] ? _parse_integer+0x13b/0x190 [ 932.167177] ? graph_lock+0x170/0x170 [ 932.170974] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 932.176501] ? _kstrtoull+0x180/0x230 [ 932.180297] ? _parse_integer+0x190/0x190 [ 932.184438] ? graph_lock+0x170/0x170 [ 932.188227] ? lock_release+0xa10/0xa10 [ 932.192194] ? check_same_owner+0x320/0x320 [ 932.196511] ? find_held_lock+0x36/0x1c0 [ 932.200566] ? graph_lock+0x170/0x170 [ 932.204362] ? lock_downgrade+0x8e0/0x8e0 [ 932.208495] ? find_held_lock+0x36/0x1c0 [ 932.212547] ? lock_downgrade+0x8e0/0x8e0 [ 932.216699] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 932.222244] ? proc_fail_nth_write+0x96/0x1f0 [ 932.226732] ? proc_cwd_link+0x1d0/0x1d0 [ 932.230785] ? find_held_lock+0x36/0x1c0 [ 932.234839] _do_fork+0x291/0x12a0 [ 932.238378] ? fork_idle+0x1a0/0x1a0 [ 932.242087] ? __lock_is_held+0xb5/0x140 [ 932.246150] ? __sb_end_write+0xac/0xe0 [ 932.250124] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 932.255658] ? fput+0x130/0x1a0 [ 932.258921] ? ksys_write+0x1a6/0x250 [ 932.262709] ? __ia32_sys_read+0xb0/0xb0 [ 932.266764] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 932.271595] __x64_sys_clone+0xbf/0x150 [ 932.275565] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 932.280570] do_syscall_64+0x1b1/0x800 [ 932.284452] ? finish_task_switch+0x1ca/0x810 [ 932.288933] ? syscall_return_slowpath+0x5c0/0x5c0 [ 932.293850] ? syscall_return_slowpath+0x30f/0x5c0 [ 932.298766] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 932.304124] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 932.308965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 932.314138] RIP: 0033:0x455379 [ 932.317323] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 932.325033] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 932.332294] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 932.339556] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 932.346808] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 932.354060] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000014 2018/04/20 17:24:24 executing program 5 (fault-call:0 fault-nth:2): openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) 2018/04/20 17:24:24 executing program 0: socket$inet6_sctp(0xa, 0x80000000001300, 0x84) 2018/04/20 17:24:24 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0x9effffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:24 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)=0x0) timer_delete(r0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ppoll(&(0x7f0000000280)=[{}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:24 executing program 3 (fault-call:1 fault-nth:21): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:24 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) 2018/04/20 17:24:24 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) 2018/04/20 17:24:24 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000380)=""/98, 0x62}, {&(0x7f0000000400)=""/140, 0x8c}, {&(0x7f00000004c0)=""/5, 0x5}], 0x4, 0x0) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) [ 932.883094] FAULT_INJECTION: forcing a failure. [ 932.883094] name failslab, interval 1, probability 0, space 0, times 0 [ 932.887869] FAULT_INJECTION: forcing a failure. [ 932.887869] name failslab, interval 1, probability 0, space 0, times 0 [ 932.894390] CPU: 1 PID: 17507 Comm: syz-executor5 Not tainted 4.17.0-rc1+ #9 [ 932.894415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 932.922246] Call Trace: [ 932.924839] dump_stack+0x1b9/0x294 [ 932.928466] ? dump_stack_print_info.cold.2+0x52/0x52 [ 932.933664] should_fail.cold.4+0xa/0x1a [ 932.937722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 932.942829] ? debug_check_no_locks_freed+0x310/0x310 [ 932.948026] ? find_held_lock+0x36/0x1c0 [ 932.952107] ? check_same_owner+0x320/0x320 [ 932.956428] ? rcu_note_context_switch+0x710/0x710 [ 932.961353] ? graph_lock+0x170/0x170 [ 932.965151] __should_failslab+0x124/0x180 [ 932.969387] should_failslab+0x9/0x14 [ 932.973187] kmem_cache_alloc+0x2af/0x760 [ 932.977335] ? debug_check_no_locks_freed+0x310/0x310 [ 932.982523] get_empty_filp+0x125/0x520 [ 932.986495] ? proc_nr_files+0x60/0x60 [ 932.990382] ? lock_downgrade+0x8e0/0x8e0 [ 932.994524] ? graph_lock+0x170/0x170 [ 932.998322] ? kasan_check_read+0x11/0x20 [ 933.002466] ? rcu_is_watching+0x85/0x140 [ 933.006616] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 933.011804] path_openat+0x116/0x4e20 [ 933.015621] ? unwind_get_return_address+0x61/0xa0 [ 933.020552] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 933.025564] ? path_lookupat.isra.44+0xbd0/0xbd0 [ 933.030319] ? find_held_lock+0x36/0x1c0 [ 933.034382] ? lock_downgrade+0x8e0/0x8e0 [ 933.038527] ? do_sys_open+0x39a/0x740 [ 933.042415] ? kasan_check_read+0x11/0x20 [ 933.046559] ? do_raw_spin_unlock+0x9e/0x2e0 [ 933.050962] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 933.055539] ? __lock_is_held+0xb5/0x140 [ 933.059610] ? _raw_spin_unlock+0x22/0x30 [ 933.063753] ? __alloc_fd+0x346/0x700 [ 933.067550] ? usercopy_warn+0x120/0x120 [ 933.071614] ? exit_files+0xb0/0xb0 [ 933.075241] do_filp_open+0x249/0x350 [ 933.079039] ? may_open_dev+0x100/0x100 [ 933.083021] ? get_unused_fd_flags+0x121/0x190 [ 933.087595] ? getname_flags+0xd0/0x5a0 [ 933.091567] ? __alloc_fd+0x700/0x700 [ 933.095367] ? __sb_end_write+0xac/0xe0 [ 933.099341] do_sys_open+0x56f/0x740 [ 933.103052] ? filp_open+0x80/0x80 [ 933.106591] ? exit_to_usermode_loop+0x1ef/0x310 [ 933.111360] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 933.116203] __x64_sys_openat+0x9d/0x100 [ 933.120260] do_syscall_64+0x1b1/0x800 [ 933.124142] ? finish_task_switch+0x1ca/0x810 [ 933.128637] ? syscall_return_slowpath+0x5c0/0x5c0 [ 933.133565] ? syscall_return_slowpath+0x30f/0x5c0 [ 933.138511] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 933.143876] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 933.148729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 933.153908] RIP: 0033:0x455379 [ 933.157087] RSP: 002b:00007f5d54b47c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 933.164793] RAX: ffffffffffffffda RBX: 00007f5d54b486d4 RCX: 0000000000455379 [ 933.172056] RDX: 0000000000000000 RSI: 00000000203b8000 RDI: ffffffffffffff9c [ 933.179319] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 933.186582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 933.193848] R13: 000000000000043f R14: 00000000006f9688 R15: 0000000000000002 [ 933.201130] CPU: 0 PID: 17504 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 933.208327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 933.217747] Call Trace: [ 933.220368] dump_stack+0x1b9/0x294 [ 933.224008] ? dump_stack_print_info.cold.2+0x52/0x52 [ 933.229205] ? graph_lock+0x170/0x170 2018/04/20 17:24:24 executing program 0: socket$inet6_sctp(0xa, 0x80000000000008, 0x84) [ 933.233018] should_fail.cold.4+0xa/0x1a [ 933.237108] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 933.242217] ? graph_lock+0x170/0x170 [ 933.246022] ? graph_lock+0x170/0x170 [ 933.249829] ? percpu_counter_add_batch+0xf2/0x150 [ 933.254771] ? find_held_lock+0x36/0x1c0 [ 933.258848] ? __lock_is_held+0xb5/0x140 [ 933.262937] ? check_same_owner+0x320/0x320 [ 933.267272] ? rcu_note_context_switch+0x710/0x710 [ 933.272206] ? anon_vma_fork+0x130/0x950 [ 933.276276] __should_failslab+0x124/0x180 [ 933.280530] should_failslab+0x9/0x14 2018/04/20 17:24:24 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xffffff7f}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 933.284340] kmem_cache_alloc+0x2af/0x760 [ 933.288501] ? security_vm_enough_memory_mm+0x9d/0xc0 [ 933.293697] copy_process.part.38+0x2d32/0x6e90 [ 933.298395] ? __cleanup_sighand+0x70/0x70 [ 933.302637] ? find_held_lock+0x13f/0x1c0 [ 933.306796] ? print_usage_bug+0xc0/0xc0 [ 933.310868] ? lock_downgrade+0x8e0/0x8e0 [ 933.315024] ? unlock_page+0x1d0/0x2b0 [ 933.318931] ? debug_check_no_locks_freed+0x310/0x310 [ 933.324130] ? print_usage_bug+0xc0/0xc0 [ 933.328203] ? filemap_map_pages+0xcd4/0x1870 2018/04/20 17:24:24 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xf0ffff}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 933.332717] ? debug_check_no_locks_freed+0x310/0x310 [ 933.337913] ? find_get_entries_tag+0x10a0/0x10a0 [ 933.342769] ? __lock_acquire+0x7f5/0x5140 [ 933.347018] ? debug_check_no_locks_freed+0x310/0x310 [ 933.352231] ? print_usage_bug+0xc0/0xc0 [ 933.356322] ? graph_lock+0x170/0x170 [ 933.360133] ? lock_acquire+0x1dc/0x520 [ 933.364112] ? __fdget_pos+0x1a9/0x1e0 [ 933.368017] ? graph_lock+0x170/0x170 [ 933.371825] ? __lock_acquire+0x7f5/0x5140 [ 933.376091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 2018/04/20 17:24:24 executing program 5 (fault-call:0 fault-nth:3): openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) [ 933.381634] ? _parse_integer+0x13b/0x190 [ 933.385792] ? graph_lock+0x170/0x170 [ 933.389607] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 933.395150] ? _kstrtoull+0x180/0x230 [ 933.398954] ? _parse_integer+0x190/0x190 [ 933.403110] ? graph_lock+0x170/0x170 [ 933.406915] ? lock_release+0xa10/0xa10 [ 933.410898] ? check_same_owner+0x320/0x320 [ 933.415228] ? find_held_lock+0x36/0x1c0 [ 933.419296] ? graph_lock+0x170/0x170 [ 933.423125] ? lock_downgrade+0x8e0/0x8e0 [ 933.427285] ? find_held_lock+0x36/0x1c0 [ 933.431364] ? lock_downgrade+0x8e0/0x8e0 2018/04/20 17:24:24 executing program 0: socket$inet6_sctp(0xa, 0x8000000000000a, 0x84) [ 933.435534] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 933.441084] ? proc_fail_nth_write+0x96/0x1f0 [ 933.445587] ? proc_cwd_link+0x1d0/0x1d0 [ 933.449664] ? find_held_lock+0x36/0x1c0 [ 933.453733] _do_fork+0x291/0x12a0 [ 933.457281] ? fork_idle+0x1a0/0x1a0 [ 933.461000] ? __lock_is_held+0xb5/0x140 [ 933.465083] ? __sb_end_write+0xac/0xe0 [ 933.469091] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 933.474629] ? fput+0x130/0x1a0 [ 933.477914] ? ksys_write+0x1a6/0x250 [ 933.481726] ? __ia32_sys_read+0xb0/0xb0 2018/04/20 17:24:24 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xf000}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 933.485805] __x64_sys_clone+0xbf/0x150 [ 933.489788] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 933.494815] do_syscall_64+0x1b1/0x800 [ 933.498710] ? finish_task_switch+0x1ca/0x810 [ 933.503214] ? syscall_return_slowpath+0x5c0/0x5c0 [ 933.508157] ? syscall_return_slowpath+0x30f/0x5c0 [ 933.513101] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 933.518477] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 933.523330] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 933.528523] RIP: 0033:0x455379 [ 933.531706] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 933.539417] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 933.546684] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 933.553950] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 933.561205] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 933.568558] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000015 [ 933.580762] FAULT_INJECTION: forcing a failure. [ 933.580762] name failslab, interval 1, probability 0, space 0, times 0 [ 933.592170] CPU: 1 PID: 17530 Comm: syz-executor5 Not tainted 4.17.0-rc1+ #9 [ 933.599361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 933.608715] Call Trace: [ 933.611315] dump_stack+0x1b9/0x294 [ 933.614957] ? dump_stack_print_info.cold.2+0x52/0x52 [ 933.620160] ? __lock_acquire+0x7f5/0x5140 [ 933.624407] ? __lock_acquire+0x7f5/0x5140 [ 933.628674] should_fail.cold.4+0xa/0x1a [ 933.632749] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 933.637867] ? debug_check_no_locks_freed+0x310/0x310 [ 933.643080] ? __follow_mount_rcu.isra.35.part.36+0x880/0x880 [ 933.648978] ? find_held_lock+0x36/0x1c0 [ 933.653073] ? check_same_owner+0x320/0x320 [ 933.657410] ? rcu_note_context_switch+0x710/0x710 [ 933.662352] __should_failslab+0x124/0x180 [ 933.666607] should_failslab+0x9/0x14 [ 933.670422] kmem_cache_alloc_trace+0x2cb/0x780 [ 933.675106] ? kasan_check_read+0x11/0x20 [ 933.679271] ? do_raw_spin_unlock+0x9e/0x2e0 [ 933.683699] ? pty_resize+0x280/0x280 [ 933.687514] tty_alloc_file+0x43/0xa0 [ 933.690047] FAULT_INJECTION: forcing a failure. [ 933.690047] name failslab, interval 1, probability 0, space 0, times 0 [ 933.691317] ptmx_open+0x64/0x360 [ 933.691335] ? pty_resize+0x280/0x280 [ 933.691353] chrdev_open+0x256/0x760 [ 933.691374] ? cdev_put.part.0+0x50/0x50 [ 933.691396] ? errseq_sample+0xf9/0x160 [ 933.691413] ? errseq_check+0x140/0x140 [ 933.691432] ? security_file_open+0x14f/0x1d0 [ 933.691461] do_dentry_open+0x7ef/0xf10 [ 933.733964] ? cdev_put.part.0+0x50/0x50 [ 933.738055] vfs_open+0x139/0x230 [ 933.741508] path_openat+0x1676/0x4e20 [ 933.745404] ? path_lookupat.isra.44+0xbd0/0xbd0 [ 933.750171] ? find_held_lock+0x36/0x1c0 [ 933.754238] ? lock_downgrade+0x8e0/0x8e0 [ 933.758379] ? do_sys_open+0x39a/0x740 [ 933.762269] ? kasan_check_read+0x11/0x20 [ 933.766412] ? do_raw_spin_unlock+0x9e/0x2e0 [ 933.770828] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 933.775402] ? __lock_is_held+0xb5/0x140 [ 933.779466] ? _raw_spin_unlock+0x22/0x30 [ 933.783611] ? __alloc_fd+0x346/0x700 [ 933.787406] ? usercopy_warn+0x120/0x120 [ 933.791470] ? exit_files+0xb0/0xb0 [ 933.795096] do_filp_open+0x249/0x350 [ 933.798894] ? may_open_dev+0x100/0x100 [ 933.802877] ? get_unused_fd_flags+0x121/0x190 [ 933.807456] ? getname_flags+0xd0/0x5a0 [ 933.811440] ? __alloc_fd+0x700/0x700 [ 933.815239] ? __sb_end_write+0xac/0xe0 [ 933.819212] do_sys_open+0x56f/0x740 [ 933.823017] ? filp_open+0x80/0x80 [ 933.826553] ? __ia32_sys_read+0xb0/0xb0 [ 933.830617] __x64_sys_openat+0x9d/0x100 [ 933.834680] do_syscall_64+0x1b1/0x800 [ 933.838564] ? finish_task_switch+0x1ca/0x810 [ 933.843056] ? syscall_return_slowpath+0x5c0/0x5c0 [ 933.847986] ? syscall_return_slowpath+0x30f/0x5c0 [ 933.852915] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 933.858276] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 933.863119] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 933.868307] RIP: 0033:0x455379 [ 933.871488] RSP: 002b:00007f5d54b47c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 933.879194] RAX: ffffffffffffffda RBX: 00007f5d54b486d4 RCX: 0000000000455379 2018/04/20 17:24:24 executing program 3 (fault-call:1 fault-nth:22): perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:24 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xffffff9e}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 933.886454] RDX: 0000000000000000 RSI: 00000000203b8000 RDI: ffffffffffffff9c [ 933.893717] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 933.900980] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 933.908246] R13: 000000000000043f R14: 00000000006f9688 R15: 0000000000000003 [ 933.915529] CPU: 0 PID: 17537 Comm: syz-executor3 Not tainted 4.17.0-rc1+ #9 [ 933.922727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 933.932092] Call Trace: [ 933.934689] dump_stack+0x1b9/0x294 [ 933.938323] ? dump_stack_print_info.cold.2+0x52/0x52 [ 933.943522] ? percpu_ref_tryget+0x2b0/0x2b0 [ 933.947932] ? graph_lock+0x170/0x170 [ 933.951732] ? __lock_is_held+0xb5/0x140 [ 933.955800] should_fail.cold.4+0xa/0x1a [ 933.959868] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 933.964976] ? __lock_is_held+0xb5/0x140 [ 933.969057] ? graph_lock+0x170/0x170 [ 933.972866] ? find_held_lock+0x36/0x1c0 [ 933.976934] ? __lock_is_held+0xb5/0x140 [ 933.981010] ? check_same_owner+0x320/0x320 2018/04/20 17:24:25 executing program 0: socket$inet6_sctp(0xa, 0x80000000000010, 0x84) 2018/04/20 17:24:25 executing program 5 (fault-call:0 fault-nth:4): openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) 2018/04/20 17:24:25 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10, 0x0, 0x0, 0xfffffff0}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 933.985349] ? rcu_note_context_switch+0x710/0x710 [ 933.990283] ? kasan_check_read+0x11/0x20 [ 933.994439] __should_failslab+0x124/0x180 [ 933.998678] should_failslab+0x9/0x14 [ 934.002485] kmem_cache_alloc+0x2af/0x760 [ 934.006643] ? alloc_pages_current+0x114/0x210 [ 934.011232] __pmd_alloc+0xc3/0x530 [ 934.014870] copy_page_range+0x1854/0x24b0 [ 934.019114] ? kernel_text_address+0x79/0xf0 [ 934.023527] ? __unwind_start+0x166/0x330 [ 934.027688] ? vma_interval_tree_augment_rotate+0x181/0x1e0 [ 934.033414] ? rb_insert_color_cached+0x14a0/0x14a0 [ 934.038441] ? kasan_slab_alloc+0x12/0x20 [ 934.042592] ? __pmd_alloc+0x530/0x530 [ 934.046481] ? _do_fork+0x291/0x12a0 [ 934.050200] ? graph_lock+0x170/0x170 [ 934.054012] ? find_held_lock+0x36/0x1c0 [ 934.058108] ? graph_lock+0x170/0x170 [ 934.061914] ? graph_lock+0x170/0x170 [ 934.065723] ? lock_downgrade+0x8e0/0x8e0 [ 934.069880] ? lock_release+0xa10/0xa10 [ 934.073861] ? find_held_lock+0x36/0x1c0 [ 934.077935] ? lock_downgrade+0x8e0/0x8e0 [ 934.082107] ? lock_release+0xa10/0xa10 [ 934.086089] ? check_same_owner+0x320/0x320 [ 934.090420] ? rcu_note_context_switch+0x710/0x710 [ 934.095355] ? anon_vma_fork+0x130/0x950 [ 934.099424] ? __might_sleep+0x95/0x190 [ 934.103411] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 934.108960] ? __vma_link_rb+0x26d/0x370 [ 934.113039] copy_process.part.38+0x4be2/0x6e90 [ 934.117737] ? __cleanup_sighand+0x70/0x70 [ 934.121980] ? perf_group_attach+0x590/0x590 [ 934.126399] ? print_usage_bug+0xc0/0xc0 [ 934.130554] ? __sanitizer_cov_trace_cmp1+0x17/0x20 [ 934.135570] ? print_usage_bug+0xc0/0xc0 [ 934.139644] ? debug_check_no_locks_freed+0x310/0x310 [ 934.144845] ? print_usage_bug+0xc0/0xc0 [ 934.148924] ? debug_check_no_locks_freed+0x310/0x310 [ 934.151976] FAULT_INJECTION: forcing a failure. [ 934.151976] name failslab, interval 1, probability 0, space 0, times 0 [ 934.154118] ? __lock_acquire+0x7f5/0x5140 [ 934.154135] ? debug_check_no_locks_freed+0x310/0x310 [ 934.154152] ? find_held_lock+0x36/0x1c0 [ 934.154176] ? lock_downgrade+0x8e0/0x8e0 [ 934.154191] ? print_usage_bug+0xc0/0xc0 [ 934.154208] ? visit_groups_merge+0x6a0/0x6a0 [ 934.154224] ? kasan_check_read+0x11/0x20 [ 934.154247] ? do_raw_spin_unlock+0x9e/0x2e0 [ 934.154263] ? lock_acquire+0x1dc/0x520 [ 934.204949] ? __fdget_pos+0x1a9/0x1e0 [ 934.208831] ? graph_lock+0x170/0x170 [ 934.212639] ? __lock_acquire+0x7f5/0x5140 [ 934.216877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 934.222406] ? _parse_integer+0x13b/0x190 [ 934.226548] ? graph_lock+0x170/0x170 [ 934.230346] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 934.235873] ? _kstrtoull+0x180/0x230 [ 934.239670] ? _parse_integer+0x190/0x190 [ 934.243811] ? graph_lock+0x170/0x170 [ 934.247604] ? lock_release+0xa10/0xa10 [ 934.251578] ? check_same_owner+0x320/0x320 [ 934.255893] ? find_held_lock+0x36/0x1c0 [ 934.259949] ? graph_lock+0x170/0x170 [ 934.263747] ? lock_downgrade+0x8e0/0x8e0 [ 934.267894] ? find_held_lock+0x36/0x1c0 [ 934.271957] ? lock_downgrade+0x8e0/0x8e0 [ 934.276104] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 934.281634] ? proc_fail_nth_write+0x96/0x1f0 [ 934.286121] ? proc_cwd_link+0x1d0/0x1d0 [ 934.290176] ? __schedule+0x809/0x1e30 [ 934.294065] ? find_held_lock+0x36/0x1c0 [ 934.298127] _do_fork+0x291/0x12a0 [ 934.301665] ? fork_idle+0x1a0/0x1a0 [ 934.305376] ? __lock_is_held+0xb5/0x140 [ 934.309445] ? __sb_end_write+0xac/0xe0 [ 934.313506] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 934.319035] ? fput+0x130/0x1a0 [ 934.322309] ? ksys_write+0x1a6/0x250 [ 934.326126] ? __ia32_sys_read+0xb0/0xb0 [ 934.330190] __x64_sys_clone+0xbf/0x150 [ 934.334158] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 934.339173] do_syscall_64+0x1b1/0x800 [ 934.343058] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 934.348256] ? syscall_return_slowpath+0x5c0/0x5c0 [ 934.353191] ? syscall_return_slowpath+0x30f/0x5c0 [ 934.358116] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 934.363487] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 934.368328] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 934.373507] RIP: 0033:0x455379 [ 934.376690] RSP: 002b:00007f9075ae0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 934.384480] RAX: ffffffffffffffda RBX: 00007f9075ae16d4 RCX: 0000000000455379 [ 934.391739] RDX: 00000000202dc000 RSI: 0000000020aed000 RDI: 0000000000000000 [ 934.399005] RBP: 000000000072bea0 R08: 0000000020e30fff R09: 0000000000000000 [ 934.406266] R10: 000000002045e000 R11: 0000000000000246 R12: 0000000000000014 [ 934.413529] R13: 0000000000000051 R14: 00000000006f3838 R15: 0000000000000016 [ 934.420810] CPU: 1 PID: 17555 Comm: syz-executor5 Not tainted 4.17.0-rc1+ #9 [ 934.428003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 934.437352] Call Trace: [ 934.439949] dump_stack+0x1b9/0x294 [ 934.443582] ? dump_stack_print_info.cold.2+0x52/0x52 [ 934.448782] ? check_same_owner+0x320/0x320 [ 934.453110] should_fail.cold.4+0xa/0x1a [ 934.457181] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 934.462293] ? check_same_owner+0x320/0x320 [ 934.466625] ? graph_lock+0x170/0x170 [ 934.470443] ? __might_sleep+0x95/0x190 [ 934.474425] ? find_held_lock+0x36/0x1c0 [ 934.478503] ? __lock_is_held+0xb5/0x140 [ 934.482580] ? check_same_owner+0x320/0x320 2018/04/20 17:24:25 executing program 4: timer_create(0x7, &(0x7f0000000180)={0x0, 0x27, 0x5}, &(0x7f00000001c0)) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ppoll(&(0x7f0000000280)=[{r0}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:25 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xb, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 934.486908] ? find_held_lock+0x36/0x1c0 [ 934.490977] ? rcu_note_context_switch+0x710/0x710 [ 934.495932] __should_failslab+0x124/0x180 [ 934.500173] should_failslab+0x9/0x14 [ 934.503983] kmem_cache_alloc_trace+0x2cb/0x780 [ 934.508658] ? kasan_check_write+0x14/0x20 [ 934.512900] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 934.517842] alloc_tty_struct+0xda/0xa50 [ 934.521935] ? pty_resize+0x280/0x280 [ 934.525743] ? __do_SAK+0x30/0x30 [ 934.529204] ? kasan_check_write+0x14/0x20 [ 934.533453] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 934.538396] ? wait_for_completion+0x870/0x870 [ 934.542986] ? module_unload_free+0x5b0/0x5b0 [ 934.547494] ? __radix_tree_preload+0x173/0x1d0 [ 934.552184] ? mutex_unlock+0xd/0x10 [ 934.555904] ? devpts_new_index+0x178/0x2d0 [ 934.560240] tty_init_dev+0x7d/0x460 [ 934.563961] ? pty_resize+0x280/0x280 [ 934.567764] ptmx_open+0x12a/0x360 [ 934.572096] ? pty_resize+0x280/0x280 [ 934.575903] chrdev_open+0x256/0x760 [ 934.579624] ? cdev_put.part.0+0x50/0x50 [ 934.583695] ? errseq_sample+0xf9/0x160 [ 934.587678] ? errseq_check+0x140/0x140 [ 934.591660] ? security_file_open+0x14f/0x1d0 [ 934.596165] do_dentry_open+0x7ef/0xf10 [ 934.600150] ? cdev_put.part.0+0x50/0x50 [ 934.604227] vfs_open+0x139/0x230 [ 934.607680] path_openat+0x1676/0x4e20 [ 934.611584] ? path_lookupat.isra.44+0xbd0/0xbd0 [ 934.616423] ? find_held_lock+0x36/0x1c0 [ 934.620482] ? lock_downgrade+0x8e0/0x8e0 [ 934.624623] ? do_sys_open+0x39a/0x740 [ 934.628512] ? kasan_check_read+0x11/0x20 [ 934.632663] ? do_raw_spin_unlock+0x9e/0x2e0 [ 934.637077] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 934.641661] ? __lock_is_held+0xb5/0x140 [ 934.645722] ? _raw_spin_unlock+0x22/0x30 [ 934.649864] ? __alloc_fd+0x346/0x700 [ 934.653659] ? usercopy_warn+0x120/0x120 [ 934.657723] ? exit_files+0xb0/0xb0 [ 934.661355] do_filp_open+0x249/0x350 [ 934.665163] ? may_open_dev+0x100/0x100 [ 934.669157] ? get_unused_fd_flags+0x121/0x190 [ 934.673733] ? getname_flags+0xd0/0x5a0 [ 934.677701] ? __alloc_fd+0x700/0x700 [ 934.681495] ? __sb_end_write+0xac/0xe0 [ 934.685471] do_sys_open+0x56f/0x740 [ 934.689182] ? filp_open+0x80/0x80 [ 934.692708] ? __ia32_sys_read+0xb0/0xb0 [ 934.696760] __x64_sys_openat+0x9d/0x100 [ 934.700819] do_syscall_64+0x1b1/0x800 [ 934.704696] ? finish_task_switch+0x1ca/0x810 [ 934.709535] ? syscall_return_slowpath+0x5c0/0x5c0 [ 934.714457] ? syscall_return_slowpath+0x30f/0x5c0 [ 934.719379] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 934.724744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 934.729588] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 934.734770] RIP: 0033:0x455379 2018/04/20 17:24:26 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) 2018/04/20 17:24:26 executing program 0: socket$inet6_sctp(0xa, 0x80000000000001, 0x6) [ 934.737953] RSP: 002b:00007f5d54b47c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 934.745666] RAX: ffffffffffffffda RBX: 00007f5d54b486d4 RCX: 0000000000455379 [ 934.752936] RDX: 0000000000000000 RSI: 00000000203b8000 RDI: ffffffffffffff9c [ 934.760190] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 934.767448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 934.774705] R13: 000000000000043f R14: 00000000006f9688 R15: 0000000000000004 2018/04/20 17:24:27 executing program 6: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000180)=0x40, 0x0) umount2(&(0x7f0000000080)='./file0\x00', 0xf) socketpair(0x0, 0x80000, 0x3fd, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$fou(&(0x7f00000001c0)='fou\x00') syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x0, 0x101000) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x10b9, 0x200000bf}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000a12fb8)={0x0, 0x11, &(0x7f0000000580)=ANY=[@ANYBLOB="180000000000000000000000000000007110300000000000000000000000000095000000000000000077cf58296775f7f55f7770c92a0d8ebb2eba527615dd0ceff6db2d64831552a995a980671c10265065f8d224bbd759409c68bf948500bc2d49dc9e445c2a405760b5fdf7a62949f4017dbc2069f670ef3c89ea2d08155d4bc76c417bc3df80b5c2701c33c78b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x100000001, @mcast1={0xff, 0x1, [], 0x1}, 0x200}, @in={0x2, 0x4e22}], 0x2c) 2018/04/20 17:24:27 executing program 3: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000aed000), &(0x7f00002dc000), &(0x7f000045e000), &(0x7f0000e30fff)) 2018/04/20 17:24:27 executing program 1: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f00000001c0)={{0x3}, 'port1\x00', 0x84, 0x80000, 0x100000001, 0xffffffffffffff01, 0x3, 0x0, 0x200f, 0x0, 0x4}) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000000)={{}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000640)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x0, 0x0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000700)={0x4, &(0x7f00000002c0)=[{}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000740)={r3, 0x1}) 2018/04/20 17:24:27 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ppoll(&(0x7f0000000280)=[{r0}], 0x1, &(0x7f00000002c0)={0x77359400}, &(0x7f0000000300), 0x8) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000140)=0x3) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000000)) 2018/04/20 17:24:27 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x16907e, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0xfffffffffffffffd) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x980, 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x80000000000004, 0x1, &(0x7f0000cc3ff0)={0x0, 0x989680}, &(0x7f0000000080), 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000000280)={0x1}) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) r2 = dup2(r1, r1) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f00000000c0)={{}, 'port0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x4, 0x8, 0x0, 0x1, 0x0, 0x3}) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000480)=ANY=[@ANYBLOB="0000000000000000400000000000000002000000010400000400000000000000ffff0000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000002000000000000f5000000000000000004000000000000008a0b00000000000009000000000000000000000000ac2a00000000000000000080080000000000000000000000000000030000000000000008010000000000004600000000000000000000000000a3ad000000000000000080040000000000000000000000000000"]) 2018/04/20 17:24:27 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0x200013cc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:27 executing program 5 (fault-call:0 fault-nth:5): openat$ptmx(0xffffffffffffff9c, &(0x7f00003b8000)='/dev/ptmx\x00', 0x0, 0x0) 2018/04/20 17:24:27 executing program 0: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000800)='/dev/hwrng\x00', 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000080)=ANY=[@ANYBLOB="73656375726974790000000000000000000000000000000000000000000000000e0000000400000020070000ffffffff000000008002000000000000ffffffffffffffff500600005006000050060000ffffffff04000000", @ANYPTR=&(0x7f0000000040)=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\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\x00\x00'], @ANYBLOB="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"], 0x780) socket$inet6_sctp(0xa, 0x7fffffffffffff, 0x84) [ 936.029782] FAULT_INJECTION: forcing a failure. [ 936.029782] name failslab, interval 1, probability 0, space 0, times 0 [ 936.041086] CPU: 1 PID: 17598 Comm: syz-executor5 Not tainted 4.17.0-rc1+ #9 [ 936.048288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 936.057654] Call Trace: [ 936.060260] dump_stack+0x1b9/0x294 [ 936.063909] ? dump_stack_print_info.cold.2+0x52/0x52 [ 936.069112] ? kernel_text_address+0x79/0xf0 [ 936.073539] ? __unwind_start+0x166/0x330 2018/04/20 17:24:27 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 936.077705] ? __kernel_text_address+0xd/0x40 [ 936.082218] should_fail.cold.4+0xa/0x1a [ 936.086296] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 936.091423] ? save_stack+0xa9/0xd0 [ 936.095060] ? graph_lock+0x170/0x170 [ 936.098870] ? graph_lock+0x170/0x170 [ 936.102681] ? kmem_cache_alloc_trace+0x152/0x780 [ 936.107538] ? alloc_tty_struct+0xda/0xa50 [ 936.111776] ? tty_init_dev+0x7d/0x460 [ 936.115669] ? ptmx_open+0x12a/0x360 [ 936.119397] ? chrdev_open+0x256/0x760 [ 936.123305] ? find_held_lock+0x36/0x1c0 2018/04/20 17:24:27 executing program 0: socket$inet6_sctp(0xa, 0x80000000000002, 0x84) [ 936.127471] ? __lock_is_held+0xb5/0x140 [ 936.131562] ? check_same_owner+0x320/0x320 [ 936.135890] ? module_unload_free+0x5b0/0x5b0 [ 936.140398] ? rcu_note_context_switch+0x710/0x710 [ 936.145342] __should_failslab+0x124/0x180 [ 936.149589] should_failslab+0x9/0x14 [ 936.153423] kmem_cache_alloc_trace+0x2cb/0x780 [ 936.158099] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 936.163127] ? trace_hardirqs_on+0xd/0x10 [ 936.167301] tty_ldisc_get.part.3+0xb3/0x150 [ 936.171721] tty_ldisc_init+0x19/0x70 [ 936.175532] alloc_tty_struct+0x1a8/0xa50 2018/04/20 17:24:27 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 936.179686] ? pty_resize+0x280/0x280 [ 936.183504] ? __do_SAK+0x30/0x30 [ 936.186970] ? kasan_check_write+0x14/0x20 [ 936.191304] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 936.196252] ? wait_for_completion+0x870/0x870 [ 936.200846] ? module_unload_free+0x5b0/0x5b0 [ 936.205363] ? __radix_tree_preload+0x173/0x1d0 [ 936.210054] ? mutex_unlock+0xd/0x10 [ 936.213782] ? devpts_new_index+0x178/0x2d0 [ 936.218119] tty_init_dev+0x7d/0x460 [ 936.221840] ? pty_resize+0x280/0x280 [ 936.225648] ptmx_open+0x12a/0x360 2018/04/20 17:24:27 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 936.229196] ? pty_resize+0x280/0x280 [ 936.233002] chrdev_open+0x256/0x760 [ 936.236723] ? cdev_put.part.0+0x50/0x50 [ 936.240789] ? errseq_sample+0xf9/0x160 [ 936.244768] ? errseq_check+0x140/0x140 [ 936.248752] ? security_file_open+0x14f/0x1d0 [ 936.253254] do_dentry_open+0x7ef/0xf10 [ 936.257237] ? cdev_put.part.0+0x50/0x50 [ 936.261311] vfs_open+0x139/0x230 [ 936.264777] path_openat+0x1676/0x4e20 [ 936.268683] ? path_lookupat.isra.44+0xbd0/0xbd0 [ 936.273448] ? find_held_lock+0x36/0x1c0 2018/04/20 17:24:27 executing program 0: socket$inet6_sctp(0xa, 0x80000000000001, 0x84) socketpair(0xd, 0x8000a, 0x100, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) bind$netlink(r0, &(0x7f00000001c0)={0x10, 0x0, 0x25dfdbfb, 0x80000100004}, 0x1a) r1 = memfd_create(&(0x7f0000000000)=':\x00', 0x1) setsockopt$inet_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f0000000040)={@in6={{0xa, 0x4e23, 0x7, @loopback={0x0, 0x1}, 0x9b28}}, 0x9, 0xffff, 0x52bac843, "f8553f5fd762e5b90ec0325d627a2ef6f0a37cbe01e98c0f59cb94595440bb70ed86919de3aef04f39c899315aeb2edb43af5ee1133238fcc936c91ed346cacdc37a5abf48a153a65fceeeba2bcb5a48"}, 0xd8) [ 936.277526] ? lock_downgrade+0x8e0/0x8e0 [ 936.281682] ? do_sys_open+0x39a/0x740 [ 936.285583] ? kasan_check_read+0x11/0x20 [ 936.289744] ? do_raw_spin_unlock+0x9e/0x2e0 [ 936.294165] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 936.298767] ? __lock_is_held+0xb5/0x140 [ 936.302846] ? _raw_spin_unlock+0x22/0x30 [ 936.306999] ? __alloc_fd+0x346/0x700 [ 936.311075] ? usercopy_warn+0x120/0x120 [ 936.315154] ? exit_files+0xb0/0xb0 [ 936.318798] do_filp_open+0x249/0x350 [ 936.322611] ? may_open_dev+0x100/0x100 [ 936.326605] ? get_unused_fd_flags+0x121/0x190 [ 936.331191] ? getname_flags+0xd0/0x5a0 [ 936.335173] ? __alloc_fd+0x700/0x700 [ 936.338985] ? __sb_end_write+0xac/0xe0 [ 936.342978] do_sys_open+0x56f/0x740 [ 936.346707] ? filp_open+0x80/0x80 [ 936.350252] ? __ia32_sys_read+0xb0/0xb0 [ 936.354329] __x64_sys_openat+0x9d/0x100 [ 936.358414] do_syscall_64+0x1b1/0x800 [ 936.362311] ? finish_task_switch+0x1ca/0x810 [ 936.366813] ? syscall_return_slowpath+0x5c0/0x5c0 [ 936.371759] ? syscall_return_slowpath+0x30f/0x5c0 2018/04/20 17:24:27 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) 2018/04/20 17:24:27 executing program 0: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') ioctl$DRM_IOCTL_GET_UNIQUE(r0, 0xc0106401, &(0x7f0000000280)={0x9a, &(0x7f00000001c0)=""/154}) sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x58, r1, 0x409, 0x70bd27, 0x25dfdbfd, {0x5}, [@IPVS_CMD_ATTR_DAEMON={0x44, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @local={0xfe, 0x80, [], 0xaa}}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x63}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond_slave_0\x00'}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x20000000}, 0x4) socket$inet6_sctp(0xa, 0x1, 0x84) [ 936.376705] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 936.382082] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 936.386963] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 936.392156] RIP: 0033:0x455379 [ 936.395350] RSP: 002b:00007f5d54b47c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 936.403068] RAX: ffffffffffffffda RBX: 00007f5d54b486d4 RCX: 0000000000455379 [ 936.410347] RDX: 0000000000000000 RSI: 00000000203b8000 RDI: ffffffffffffff9c [ 936.417623] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 936.424896] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 936.432173] R13: 000000000000043f R14: 00000000006f9688 R15: 0000000000000005 [ 936.439766] Kernel panic - not syncing: n_tty: init_tty [ 936.445152] CPU: 1 PID: 17598 Comm: syz-executor5 Not tainted 4.17.0-rc1+ #9 [ 936.452351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 936.461710] Call Trace: [ 936.464314] dump_stack+0x1b9/0x294 [ 936.467961] ? dump_stack_print_info.cold.2+0x52/0x52 [ 936.473170] panic+0x22f/0x4de [ 936.476376] ? add_taint.cold.5+0x16/0x16 2018/04/20 17:24:27 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000013c0)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="240000002100ff0200000000000000000a0000000800000000000000080017005e00d4110db7e89e140c0000"], 0x1}, 0x1}, 0x0) [ 936.480536] ? trace_hardirqs_on+0xd/0x10 [ 936.484700] ? tty_ldisc_init.cold.6+0x5/0x16 [ 936.489210] tty_ldisc_init.cold.6+0x16/0x16 [ 936.493624] alloc_tty_struct+0x1a8/0xa50 [ 936.497774] ? pty_resize+0x280/0x280 [ 936.501577] ? __do_SAK+0x30/0x30 [ 936.505044] ? kasan_check_write+0x14/0x20 [ 936.509287] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 936.514224] ? wait_for_completion+0x870/0x870 [ 936.518809] ? module_unload_free+0x5b0/0x5b0 [ 936.523308] ? __radix_tree_preload+0x173/0x1d0 [ 936.527991] ? mutex_unlock+0xd/0x10 [ 936.531709] ? devpts_new_index+0x178/0x2d0 [ 936.536045] tty_init_dev+0x7d/0x460 [ 936.539763] ? pty_resize+0x280/0x280 [ 936.543570] ptmx_open+0x12a/0x360 [ 936.547120] ? pty_resize+0x280/0x280 [ 936.550928] chrdev_open+0x256/0x760 [ 936.554654] ? cdev_put.part.0+0x50/0x50 [ 936.558726] ? errseq_sample+0xf9/0x160 [ 936.562703] ? errseq_check+0x140/0x140 [ 936.566683] ? security_file_open+0x14f/0x1d0 [ 936.571190] do_dentry_open+0x7ef/0xf10 [ 936.575169] ? cdev_put.part.0+0x50/0x50 [ 936.579240] vfs_open+0x139/0x230 [ 936.582701] path_openat+0x1676/0x4e20 [ 936.586609] ? path_lookupat.isra.44+0xbd0/0xbd0 [ 936.591372] ? find_held_lock+0x36/0x1c0 [ 936.595449] ? lock_downgrade+0x8e0/0x8e0 [ 936.599596] ? do_sys_open+0x39a/0x740 [ 936.603479] ? kasan_check_read+0x11/0x20 [ 936.607622] ? do_raw_spin_unlock+0x9e/0x2e0 [ 936.612037] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 936.616626] ? __lock_is_held+0xb5/0x140 [ 936.620686] ? _raw_spin_unlock+0x22/0x30 [ 936.624834] ? __alloc_fd+0x346/0x700 [ 936.628650] ? usercopy_warn+0x120/0x120 [ 936.632701] ? exit_files+0xb0/0xb0 [ 936.636332] do_filp_open+0x249/0x350 [ 936.640133] ? may_open_dev+0x100/0x100 [ 936.644115] ? get_unused_fd_flags+0x121/0x190 [ 936.648701] ? getname_flags+0xd0/0x5a0 [ 936.652674] ? __alloc_fd+0x700/0x700 [ 936.656462] ? __sb_end_write+0xac/0xe0 [ 936.660442] do_sys_open+0x56f/0x740 [ 936.664495] ? filp_open+0x80/0x80 [ 936.668037] ? __ia32_sys_read+0xb0/0xb0 [ 936.672369] __x64_sys_openat+0x9d/0x100 [ 936.676423] do_syscall_64+0x1b1/0x800 [ 936.680302] ? finish_task_switch+0x1ca/0x810 [ 936.684797] ? syscall_return_slowpath+0x5c0/0x5c0 [ 936.689723] ? syscall_return_slowpath+0x30f/0x5c0 [ 936.694639] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 936.700001] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 936.704854] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 936.710065] RIP: 0033:0x455379 [ 936.713241] RSP: 002b:00007f5d54b47c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 936.720947] RAX: ffffffffffffffda RBX: 00007f5d54b486d4 RCX: 0000000000455379 [ 936.728213] RDX: 0000000000000000 RSI: 00000000203b8000 RDI: ffffffffffffff9c [ 936.735471] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 936.742730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 936.749989] R13: 000000000000043f R14: 00000000006f9688 R15: 0000000000000005 [ 936.758138] Dumping ftrace buffer: [ 936.762044] (ftrace buffer empty) [ 936.765737] Kernel Offset: disabled [ 936.769347] Rebooting in 86400 seconds..