INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.32' (ECDSA) to the list of known hosts. 2018/04/13 02:06:57 fuzzer started 2018/04/13 02:06:58 dialing manager at 10.128.0.26:44405 2018/04/13 02:07:04 kcov=true, comps=false 2018/04/13 02:07:07 executing program 0: r0 = accept4(0xffffffffffffff9c, &(0x7f0000000000)=@alg, &(0x7f0000000080)=0x80, 0x800) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f00000000c0)={0x0, @in={{0x2, 0x4e21}}, [0x2, 0x4, 0x80000000, 0x2, 0xcaeb, 0xffffffffffffffa5, 0x6, 0x7, 0x7fff, 0x4, 0xfff, 0x6, 0x8000, 0x1, 0x2]}, &(0x7f00000001c0)=0x100) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000200)={r1, 0x4b}, 0x8) getsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000240), 0x10) r2 = getpid() fcntl$setown(r0, 0x8, r2) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f0000000280)=0xef97) setsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f00000002c0)={r1, 0xff}, 0x8) ioctl$sock_inet6_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000300)) r3 = memfd_create(&(0x7f0000000340)='ppp1$nodev\x00', 0x1) ioctl$TIOCSSOFTCAR(r3, 0x541a, &(0x7f0000000380)=0x7ff) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f00000003c0)=[@in={0x2, 0x4e23, @rand_addr=0x81}, @in6={0xa, 0x4e21, 0x7, @mcast2={0xff, 0x2, [], 0x1}, 0x7fff}, @in6={0xa, 0x4e23, 0x2, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x18}}, 0x4}], 0x48) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000440), &(0x7f0000000480)=0x4) lstat(&(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fstat(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getresgid(&(0x7f0000000600)=0x0, &(0x7f0000000640)=0x0, &(0x7f0000000680)=0x0) setresgid(r4, r5, r8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f00000006c0)={0x1, 0x8008, 0x9, 0x7fff, r1}, &(0x7f0000000700)=0x10) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000000740)={'ip6gretap0\x00', {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xf}}}) setresgid(r4, r8, r7) ioctl$sock_bt_hidp_HIDPGETCONNLIST(r0, 0x800448d2, &(0x7f00000007c0)={0x0, &(0x7f0000000780)}) setsockopt$inet_MCAST_MSFILTER(r3, 0x0, 0x30, &(0x7f0000000800)={0x4, {{0x2, 0x4e24, @rand_addr=0x5e}}, 0x1, 0x4, [{{0x2, 0x4e22, @multicast2=0xe0000002}}, {{0x2, 0x4e24, @loopback=0x7f000001}}, {{0x2, 0x4e23}}, {{0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}}]}, 0x290) setresgid(r8, r4, r6) ioctl$EVIOCSABS0(r3, 0x401845c0, &(0x7f0000000ac0)={0x80000001, 0x5, 0x6121, 0xffffffff, 0x74a9, 0x5}) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000b00)={0x8, {{0x2, 0x4e24}}, 0x1}, 0x90) getsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000bc0), &(0x7f0000000c00)=0x8) ioctl$sock_kcm_SIOCKCMUNATTACH(r3, 0x89e1, &(0x7f0000000c40)={r0}) ioctl$VT_OPENQRY(r3, 0x5600, &(0x7f0000000c80)) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f0000000cc0)={0x800, 0x7fffffff, 0x1, 0x1f, 0x400, 0x25e, 0x101, 0xffffffffffffffc0, r9}, &(0x7f0000000d00)=0x20) setsockopt$bt_BT_FLUSHABLE(r3, 0x112, 0x8, &(0x7f0000000d40)=0x401, 0x4) 2018/04/13 02:07:07 executing program 1: r0 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x10000) r1 = syz_open_pts(r0, 0x208000) getsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x7, 0x2, 0x8, 0x74, 0x7}, &(0x7f0000000080)=0x14) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000000c0)={r2, 0x9}, &(0x7f0000000100)=0xc) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000000140)=0xe1) r4 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000001c0)={&(0x7f0000000180)='./file0\x00'}, 0x10) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000200)={0x6, 0x7}) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000240)={r2, 0x7, 0x30}, &(0x7f0000000280)=0xc) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000002c0)=r4, 0x4) ioctl$TIOCMBIS(r0, 0x5416, &(0x7f0000000300)=0x80000000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000340)={r3, @in={{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x13}}}, [0x6, 0x800, 0x9, 0x5e, 0x4, 0x7ff, 0x65, 0xffffffff, 0x800, 0x8, 0x109, 0xff, 0x0, 0x9, 0xffffffff]}, &(0x7f0000000440)=0x100) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000480)={r5, @in={{0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0xe}}}}, 0x84) r6 = accept$inet(r0, &(0x7f0000000540)={0x0, 0x0, @multicast2}, &(0x7f0000000580)=0x10) ioctl$KDDISABIO(r1, 0x4b37) syz_mount_image$vfat(&(0x7f00000005c0)='vfat\x00', &(0x7f0000000600)='./file1\x00', 0x0, 0x3, &(0x7f0000000700)=[{&(0x7f0000000640)="680e6fd2f4163c07e95738bf5765937ed748475bed7f", 0x16, 0x2}, {&(0x7f0000000680)="a5bfff2dceffe65bc46bcd4d62fc601e6b12f903a7162e38280e7725b4dab9a138efda21a404972cfa1aadc039c87797818de304e9309d", 0x37, 0x5e6f}, {&(0x7f00000006c0)="9cba844ebbfef3a6a0292205e8e4dce1df591fb830b8a3fa8218e9a1edd945158068cceeebc4296b2f3ac54a13bbbd2604", 0x31}], 0x8000, &(0x7f0000000780)={[{@check_relaxed='check=relaxed', 0x2c}, {@nfs_nostale_ro='nfs=nostale_ro', 0x2c}, {@nfs_nostale_ro='nfs=nostale_ro', 0x2c}, {@discard='discard', 0x2c}, {@errors_continue='errors=continue', 0x2c}]}) getsockopt$inet_tcp_buf(r6, 0x6, 0xb, &(0x7f0000000800)=""/201, &(0x7f0000000900)=0xc9) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000940)={r2, 0x1, "ed"}, &(0x7f0000000980)=0x9) flock(r1, 0x0) getsockopt$netrom_NETROM_IDLE(r6, 0x103, 0x7, &(0x7f00000009c0)=0x40, &(0x7f0000000a00)=0x4) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000a40)={r2, 0x401}, &(0x7f0000000a80)=0x8) ioctl$TIOCSCTTY(r1, 0x540e, 0x4) ioctl$VHOST_SET_VRING_ENDIAN(r1, 0x4008af13, &(0x7f0000000ac0)={0x2, 0x7}) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000b00)=0x2, 0x8) fcntl$setpipe(r4, 0x407, 0x9) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, &(0x7f0000000b40)={'nr0\x00', {0x2, 0x4e23, @multicast1=0xe0000001}}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000b80)='wlan0vmnet0eth0}vboxnet1..nodev\\posix_acl_access:\x00') socket$inet_sctp(0x2, 0x5, 0x84) r7 = shmget(0x0, 0x1000, 0x1018, &(0x7f0000fff000/0x1000)=nil) shmctl$SHM_UNLOCK(r7, 0xc) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r6, 0x29, 0x20, &(0x7f0000000bc0)={@mcast2={0xff, 0x2, [], 0x1}, 0x5, 0x0, 0x2, 0x0, 0x3, 0x7, 0x744}, &(0x7f0000000c00)=0x20) 2018/04/13 02:07:07 executing program 4: 2018/04/13 02:07:07 executing program 7: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) r1 = accept$packet(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000080)=0x14) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000100)={0x6, &(0x7f00000000c0)=[{0x5, 0x6, 0x1ff, 0x6}, {0x6, 0x5, 0x234, 0x5}, {0x9, 0xce, 0x6, 0x1}, {0x7, 0x1f, 0x40, 0x3}, {0x5, 0x2, 0x8, 0x80}, {0xffffffffffffff01, 0x7, 0xa87}]}, 0x10) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000140)={0x0}, &(0x7f0000000180)=0xc) capset(&(0x7f00000001c0)={0x399f1736, r2}, &(0x7f0000000200)={0x92f, 0x2, 0x0, 0x4, 0x0, 0x843}) io_setup(0x8, &(0x7f0000000240)) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f00000002c0)={0x2, &(0x7f0000000280)=[{0x1ff, 0x1, 0x5, 0x3f}, {0x9, 0x200, 0xffffffff, 0x7fff}]}, 0x10) bind$bt_rfcomm(r1, &(0x7f0000000300)={0x1f, {0x4, 0x80000000, 0xfffffffe00000000, 0x2, 0x8, 0x7f}, 0x100000001}, 0xa) mlockall(0x3) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000340)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000380)=r3, 0x4) fsetxattr(r3, &(0x7f00000003c0)=@known='security.evm\x00', &(0x7f0000000400)='vmnet0loselinux\x00', 0x10, 0x1) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000440)={0x0, 0x6}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r3, 0x84, 0x65, &(0x7f0000000480)=[@in={0x2, 0x4e21, @rand_addr}], 0x10) sendto(r3, &(0x7f00000004c0)="13017ecafb8f20195ad57c13af7329e4ba65a23ddb3156ad35af5619bdb9a9e5c7400215c58e1fa266b55e7ae45f3d1390d5b8b1dcad74067e20103c8069c5f767e486d87979c4ac827e34ae4586ebdf1886b56db3d8a57690dee9a68ae53eee9064bf8374ae6d52b25f0199b968b96e23036bad6da58a00697a2fec5fe1af2fa29bc617db27d99b31b369b695834526cd54b6f34687053e30d3cdc25a0c39104ffbc1325805220a73e7b9b9f6f1ba8cb9040022e1693a25d1bd62a0c1f55af48ba8b9ea2056d61f1efce6ad70c920026cbd11f3b69b5d54c83edc4f9a6d482c11f5fa4af0fd80cfba217640a21dff4001bcaa9c0b2e34", 0xf7, 0x4008000, &(0x7f00000005c0)=@in6={0xa, 0x4e20, 0x7ff, @mcast1={0xff, 0x1, [], 0x1}, 0x400}, 0x80) ioctl$int_out(r1, 0x5460, &(0x7f0000000640)) connect$netrom(r0, &(0x7f0000000680)=@ax25={0x3, {"2cabce9c644ddd"}, 0xfffffffffffffffd}, 0x10) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r0, 0x10e, 0x2, &(0x7f00000006c0)=0x13, 0x4) ioctl$sock_netdev_private(r1, 0x89f1, &(0x7f0000000700)="c053d1b0e391b75581a165d6d743dd238767e50eb8e9a4f6999e6a2c447b417fede933e5a787d67b6a22339a2e9aa047563f8b5b9b20a3ec8105") clock_gettime(0x0, &(0x7f0000000800)={0x0, 0x0}) pselect6(0x40, &(0x7f0000000740)={0x1, 0x9, 0x1, 0x4, 0x0, 0x9, 0x3, 0x20}, &(0x7f0000000780)={0x6, 0x56, 0x100, 0x735c00000000, 0xfff, 0x3, 0x0, 0x7}, &(0x7f00000007c0)={0x1000, 0x101, 0xe25, 0x3, 0x4, 0x5, 0x3, 0x100000001}, &(0x7f0000000840)={r4, r5+30000000}, &(0x7f00000008c0)={&(0x7f0000000880)={0xad}, 0x8}) r6 = socket(0x19, 0x0, 0x101) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r3, 0xc0605345, &(0x7f0000000900)={0x2, 0x0, {0x1, 0x2, 0x8001, 0x3, 0x8}}) getsockopt$IP_VS_SO_GET_DAEMON(r6, 0x0, 0x487, &(0x7f0000000980), &(0x7f00000009c0)=0x30) setsockopt$inet6_tcp_int(r3, 0x6, 0x1, &(0x7f0000000a00)=0x9, 0x4) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r6, 0x84, 0x20, &(0x7f0000000a40), &(0x7f0000000a80)=0x4) ioctl$sock_bt_bnep_BNEPCONNADD(r3, 0x400442c8, &(0x7f0000000ac0)={r0, 0x7ff, 0x5f, "66faca9a9e688ddc5e71cd9ff7afea103c28176527394624fe5b74c4d1b3ed8416ebb5d57de208aeaf3562af793c1c528eb3d9a8082d295242b7f6746dcade64797d6dd8ee5b2de0805a888b341f0c5ce05c77063db4552e87c4c44310a281e4f0c8f88d3ebfa8fa2897a9a1da0738ab024a066430f5e349a16f5763"}) bind$bt_l2cap(r3, &(0x7f0000000b80)={0x1f, 0x0, {0x8, 0x9383, 0x6, 0x1ff, 0x9, 0x1}, 0xea, 0xfe}, 0xe) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000bc0)={0x0, 0x6, 0x5, [0x9, 0x6, 0x16f6, 0x4, 0xffffffffffffffff]}, &(0x7f0000000c00)=0x12) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000c40)={r7, 0x8001}, 0x8) 2018/04/13 02:07:07 executing program 2: 2018/04/13 02:07:07 executing program 5: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000140), 0xf1e9d402694a8837) 2018/04/13 02:07:07 executing program 6: r0 = socket$inet(0x2, 0x2, 0x0) sendmmsg(r0, &(0x7f0000001e80)=[{{&(0x7f0000000000)=@in={0x2, 0x4e20}, 0x80, &(0x7f0000000080), 0x0, &(0x7f0000000080)}}, {{&(0x7f00000002c0)=@in={0x2, 0x4e21, @broadcast=0xffffffff}, 0x80, &(0x7f0000000600), 0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB="180000000000000000000000070000008302000000000000"], 0x18}}], 0x2, 0x0) 2018/04/13 02:07:07 executing program 3: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x0, 0x0) listen(r0, 0x9) setns(r0, 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) write$evdev(r0, &(0x7f0000000080)=[{{}, 0x2, 0x1f, 0x8}, {{0x0, 0x2710}, 0x5, 0x9, 0x7}, {{r1, r2/1000+30000}, 0x8, 0xcef3, 0x2}], 0x48) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x90}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x50, r3, 0x2, 0x70bd2a, 0x25dfdbfe, {0xb}, [@IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x2}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x2}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x4}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x1}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x40}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x200}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x4000000) getsockopt$IP6T_SO_GET_REVISION_TARGET(r0, 0x29, 0x45, &(0x7f0000000280)={'TPROXY\x00'}, &(0x7f00000002c0)=0x1e) getsockopt$packet_buf(r0, 0x107, 0x0, &(0x7f0000000300)=""/57, &(0x7f0000000340)=0x39) sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x80040}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x60, r3, 0x8, 0x70bd29, 0x25dfdbff, {0x5}, [@IPVS_CMD_ATTR_DEST={0x40, 0x2, [@IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x8}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x1}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e21}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x101}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}]}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x3c}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x10}, 0xc000) fchdir(r0) setsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f00000004c0)=@int=0x6, 0x4) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) setsockopt$netrom_NETROM_N2(r0, 0x103, 0x3, &(0x7f0000000500)=0x1, 0x4) r5 = syz_open_dev$sg(&(0x7f0000000540)='/dev/sg#\x00', 0x80000000, 0x88800) mmap(&(0x7f0000ff5000/0xb000)=nil, 0xb000, 0x4, 0x10010, r0, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r5, 0x84, 0x7b, &(0x7f0000000600)={0x0, 0x8}, &(0x7f0000000640)=0x8) setsockopt$inet_sctp6_SCTP_MAX_BURST(r5, 0x84, 0x14, &(0x7f0000000680)=@assoc_value={r6}, 0x8) setsockopt$netlink_NETLINK_PKTINFO(r4, 0x10e, 0x3, &(0x7f00000006c0)=0x3, 0x4) acct(&(0x7f0000000700)='./file0\x00') munmap(&(0x7f0000a00000/0x600000)=nil, 0x600000) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000740)=0x2, 0x4) write$sndseq(r0, &(0x7f0000000780)=[{0x10001, 0x0, 0xfffffffffffffffd, 0x1, @tick=0x1000, {0x1, 0x10001}, {0xccd1, 0x1}, @raw8={"04d8ea038addebea0308275a"}}, {0x7, 0x6, 0x6, 0x1f, @tick=0x20, {0x1, 0x2}, {0x3, 0x7}, @addr={0xfffffffffffffffe, 0x4}}, {0x5, 0x4, 0x4, 0x9, @time={0x0, 0x989680}, {0x1, 0x7b4e}, {0x9, 0x1}, @connect={{0xffffffff, 0x20}, {0x3, 0x8}}}], 0x90) ioctl$KDMKTONE(r5, 0x4b30, 0x8001) getcwd(&(0x7f0000000840)=""/4096, 0x1000) getresuid(&(0x7f0000001840), &(0x7f0000001880), &(0x7f00000018c0)=0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r5, 0x29, 0x23, &(0x7f0000001900)={{{@in, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x4e21, 0x9, 0x4e21, 0x3, 0xa, 0xa0, 0x0, 0x3f, 0x0, r7}, {0x0, 0x8001, 0xfff, 0xd7, 0x5, 0x5, 0x7fff, 0xffff}, {0xffffffff, 0x6, 0x2, 0xc3}, 0x8000, 0x0, 0x1, 0x0, 0x3, 0x2}, {{@in=@dev={0xac, 0x14, 0x14, 0x14}, 0x4d5, 0xff}, 0x2, @in6, 0x0, 0x0, 0x0, 0x80000001, 0x6, 0x9, 0xffff}}, 0xe8) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r5, 0x10e, 0x2, &(0x7f0000001a00)=0x1, 0x4) fcntl$setlease(r5, 0x400, 0x0) listen$netrom(r5, 0x4) syzkaller login: [ 42.992996] ip (3802) used greatest stack depth: 54408 bytes left [ 43.861176] ip (3892) used greatest stack depth: 54200 bytes left [ 45.757368] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.778845] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.788078] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.816256] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.830156] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.890570] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.060932] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.083898] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.439361] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.464116] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.497781] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.569722] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.585860] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.783351] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.837072] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.858330] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.158526] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.164756] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.175768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.250415] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.256677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.264162] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.287834] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.299191] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.305404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.330553] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.357190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.382883] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.413461] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.419669] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.429830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.613764] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.620265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.631560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.655922] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.662146] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.689143] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.730679] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.736896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.753243] ip (4924) used greatest stack depth: 53976 bytes left [ 55.767228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/13 02:07:23 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000440)={'lo\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=@setlink={0x2c, 0x13, 0x701, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_ADDRESS={0xc, 0x1, @link_local={0x1, 0x80, 0xc2}}]}, 0x2c}, 0x1}, 0x0) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x8000, 0x0) r3 = getpgid(0xffffffffffffffff) ioctl$TIOCSPGRP(r2, 0x5410, &(0x7f0000000040)=r3) [ 64.077382] oom_reaper: reaped process 5035 (syz-executor5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 64.217640] rsyslogd invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 64.229095] rsyslogd cpuset=/ mems_allowed=0 [ 64.233687] CPU: 0 PID: 3447 Comm: rsyslogd Not tainted 4.16.0+ #83 [ 64.240117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.249494] Call Trace: [ 64.252102] dump_stack+0x185/0x1d0 [ 64.255750] dump_header+0x2cc/0x16f0 [ 64.258140] syz-executor5: vmalloc: allocation failure, allocated 1617281024 of 1766498304 bytes, mode:0x14200c0(GFP_USER), nodemask=(null) [ 64.259581] ? __msan_poison_alloca+0x15c/0x1d0 [ 64.259608] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 64.259644] ? ___ratelimit+0x67f/0x760 [ 64.272334] syz-executor5 cpuset= [ 64.276959] oom_kill_process+0x341/0x2160 [ 64.277010] ? oom_evaluate_task+0x851/0xb60 [ 64.282460] syz5 [ 64.286438] out_of_memory+0x1700/0x1da0 [ 64.289864] mems_allowed=0 [ 64.294074] __alloc_pages_nodemask+0x4ee3/0x5dc0 [ 64.294162] alloc_pages_current+0x6b5/0x970 [ 64.316601] ================================================================== [ 64.323946] BUG: KMSAN: uninit-value in show_trace_log_lvl+0xda4/0x1030 [ 64.330693] CPU: 0 PID: 3447 Comm: rsyslogd Not tainted 4.16.0+ #83 [ 64.337078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.346411] Call Trace: [ 64.348981] dump_stack+0x14a/0x1d0 [ 64.352594] ? show_trace_log_lvl+0xda4/0x1030 [ 64.357160] kmsan_report+0x142/0x240 [ 64.360947] __msan_warning_32+0x6c/0xb0 [ 64.364993] show_trace_log_lvl+0xda4/0x1030 [ 64.369389] ? alloc_pages_current+0x6b5/0x970 [ 64.373955] ? alloc_pages_current+0x6b5/0x970 [ 64.378525] show_stack+0xfc/0x150 [ 64.382052] ? print_worker_info+0x1b0/0x660 [ 64.386442] dump_stack+0x185/0x1d0 [ 64.390056] dump_header+0x2cc/0x16f0 [ 64.393840] ? __msan_poison_alloca+0x15c/0x1d0 [ 64.398496] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 64.403928] ? ___ratelimit+0x67f/0x760 [ 64.407886] oom_kill_process+0x341/0x2160 [ 64.412104] ? oom_evaluate_task+0x851/0xb60 [ 64.416496] out_of_memory+0x1700/0x1da0 [ 64.420547] __alloc_pages_nodemask+0x4ee3/0x5dc0 [ 64.425393] alloc_pages_current+0x6b5/0x970 [ 64.429789] __page_cache_alloc+0x95/0x320 [ 64.434008] filemap_fault+0x1618/0x24e0 [ 64.438067] ext4_filemap_fault+0xbb/0x130 [ 64.442289] ? ext4_page_mkwrite+0x2a30/0x2a30 [ 64.446853] handle_mm_fault+0x58fe/0x7ba0 [ 64.451074] ? filemap_fault+0x24e0/0x24e0 [ 64.455294] __do_page_fault+0xec4/0x1a10 [ 64.459434] ? page_fault+0x45/0x50 [ 64.463045] do_page_fault+0xd3/0x260 [ 64.466830] ? page_fault+0x2f/0x50 [ 64.470440] page_fault+0x45/0x50 [ 64.473876] RIP: 0033:0x7fbe2f4b51fd [ 64.477566] RSP: 002b:00007fbe2ca54e30 EFLAGS: 00010293 [ 64.482912] RAX: 0000000000000071 RBX: 0000000000d6a170 RCX: 00007fbe2f4b51fd [ 64.490167] RDX: 0000000000000fff RSI: 00007fbe2e2895a0 RDI: 0000000000000004 [ 64.497420] RBP: 0000000000000000 R08: 0000000000d55260 R09: 0000000004000001 [ 64.504673] R10: 0000000000000001 R11: 0000000000000293 R12: 000000000065e420 [ 64.511927] R13: 00007fbe2ca559c0 R14: 00007fbe2fafa040 R15: 0000000000000003 [ 64.519180] [ 64.520787] Uninit was stored to memory at: [ 64.525089] kmsan_internal_chain_origin+0x12b/0x210 [ 64.530174] __msan_chain_origin+0x69/0xc0 [ 64.534395] update_stack_state+0x9e2/0xa40 [ 64.538704] unwind_next_frame+0x618/0xe50 [ 64.542923] show_trace_log_lvl+0xb49/0x1030 [ 64.547314] show_stack+0xfc/0x150 [ 64.550837] dump_stack+0x185/0x1d0 [ 64.554443] dump_header+0x2cc/0x16f0 [ 64.558222] oom_kill_process+0x341/0x2160 [ 64.562437] out_of_memory+0x1700/0x1da0 [ 64.566481] __alloc_pages_nodemask+0x4ee3/0x5dc0 [ 64.571302] alloc_pages_current+0x6b5/0x970 [ 64.575696] __page_cache_alloc+0x95/0x320 [ 64.579910] filemap_fault+0x1618/0x24e0 [ 64.583951] ext4_filemap_fault+0xbb/0x130 [ 64.588165] handle_mm_fault+0x58fe/0x7ba0 [ 64.592384] __do_page_fault+0xec4/0x1a10 [ 64.596510] do_page_fault+0xd3/0x260 [ 64.600295] page_fault+0x45/0x50 [ 64.603723] Local variable description: ----compact_result.i@__alloc_pages_nodemask [ 64.611491] Variable was created at: [ 64.615188] __alloc_pages_nodemask+0x17b/0x5dc0 [ 64.619924] alloc_pages_current+0x6b5/0x970 [ 64.624306] ================================================================== [ 64.631640] Disabling lock debugging due to kernel taint [ 64.637067] Kernel panic - not syncing: panic_on_warn set ... [ 64.637067] [ 64.644411] CPU: 0 PID: 3447 Comm: rsyslogd Tainted: G B 4.16.0+ #83 [ 64.652093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.661425] Call Trace: [ 64.663997] dump_stack+0x14a/0x1d0 [ 64.667610] panic+0x39d/0x940 [ 64.670801] ? show_trace_log_lvl+0xda4/0x1030 [ 64.675366] kmsan_report+0x238/0x240 [ 64.679153] __msan_warning_32+0x6c/0xb0 [ 64.683198] show_trace_log_lvl+0xda4/0x1030 [ 64.687593] ? alloc_pages_current+0x6b5/0x970 [ 64.692158] ? alloc_pages_current+0x6b5/0x970 [ 64.696814] show_stack+0xfc/0x150 [ 64.700337] ? print_worker_info+0x1b0/0x660 [ 64.704731] dump_stack+0x185/0x1d0 [ 64.708341] dump_header+0x2cc/0x16f0 [ 64.712124] ? __msan_poison_alloca+0x15c/0x1d0 [ 64.716775] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 64.722210] ? ___ratelimit+0x67f/0x760 [ 64.726172] oom_kill_process+0x341/0x2160 [ 64.730393] ? oom_evaluate_task+0x851/0xb60 [ 64.734787] out_of_memory+0x1700/0x1da0 [ 64.738838] __alloc_pages_nodemask+0x4ee3/0x5dc0 [ 64.743683] alloc_pages_current+0x6b5/0x970 [ 64.748082] __page_cache_alloc+0x95/0x320 [ 64.752302] filemap_fault+0x1618/0x24e0 [ 64.756352] ext4_filemap_fault+0xbb/0x130 [ 64.760573] ? ext4_page_mkwrite+0x2a30/0x2a30 [ 64.765136] handle_mm_fault+0x58fe/0x7ba0 [ 64.769356] ? filemap_fault+0x24e0/0x24e0 [ 64.773575] __do_page_fault+0xec4/0x1a10 [ 64.777715] ? page_fault+0x45/0x50 [ 64.781322] do_page_fault+0xd3/0x260 [ 64.785108] ? page_fault+0x2f/0x50 [ 64.788716] page_fault+0x45/0x50 [ 64.792148] RIP: 0033:0x7fbe2f4b51fd [ 64.795839] RSP: 002b:00007fbe2ca54e30 EFLAGS: 00010293 [ 64.801181] RAX: 0000000000000071 RBX: 0000000000d6a170 RCX: 00007fbe2f4b51fd [ 64.808431] RDX: 0000000000000fff RSI: 00007fbe2e2895a0 RDI: 0000000000000004 [ 64.815680] RBP: 0000000000000000 R08: 0000000000d55260 R09: 0000000004000001 [ 64.822935] R10: 0000000000000001 R11: 0000000000000293 R12: 000000000065e420 [ 64.830185] R13: 00007fbe2ca559c0 R14: 00007fbe2fafa040 R15: 0000000000000003 [ 64.837901] Dumping ftrace buffer: [ 64.841417] (ftrace buffer empty) [ 64.845100] Kernel Offset: disabled [ 64.848701] Rebooting in 86400 seconds..