[....] 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[ 31.266850] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 34.267641] random: sshd: uninitialized urandom read (32 bytes read) [ 34.727115] random: sshd: uninitialized urandom read (32 bytes read) [ 36.137206] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.8' (ECDSA) to the list of known hosts. [ 41.846531] random: sshd: uninitialized urandom read (32 bytes read) 2018/07/03 05:00:56 fuzzer started [ 43.360196] random: cc1: uninitialized urandom read (8 bytes read) 2018/07/03 05:00:59 dialing manager at 10.128.0.26:34161 2018/07/03 05:01:01 syscalls: 1541 2018/07/03 05:01:01 code coverage: enabled 2018/07/03 05:01:01 comparison tracing: ioctl(KCOV_TRACE_CMP) failed: errno 524 2018/07/03 05:01:01 setuid sandbox: enabled 2018/07/03 05:01:01 namespace sandbox: enabled 2018/07/03 05:01:01 fault injection: enabled 2018/07/03 05:01:01 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2018/07/03 05:01:01 net packed injection: enabled [ 48.106694] random: crng init done 05:02:16 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x195) setsockopt$inet_tcp_int(r0, 0x6, 0x4000000000014, &(0x7f0000000040)=0x80000000001, 0x4) connect$inet(r0, &(0x7f0000000200)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0xeffdffff00011000, 0x0, 0x0, 0x0) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@in6={0x0, 0x0, 0x0, @mcast2}, 0x9, &(0x7f0000000080)=[{&(0x7f0000000480)=""/170, 0x2000078d}], 0x1, &(0x7f00000005c0)=""/112, 0x70}, 0x100000000000002) 05:02:16 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/ip6_mr_cache\x00') preadv(r0, &(0x7f0000002200)=[{&(0x7f0000001200)=""/4096, 0x1000}], 0x1, 0x4000000) 05:02:16 executing program 1: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f000095bffc)={0x0, 0x0, 0xfffffffffffffffc}, 0x4) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x6}, 0x1c) sendto$inet6(r1, &(0x7f0000000300), 0xfdb8, 0x4008080, &(0x7f00000000c0)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, 0x1c) perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmmsg(r1, &(0x7f00000092c0), 0x4ff, 0x0) 05:02:16 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc\x00', 0x0, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x40240) getsockopt$inet_int(0xffffffffffffffff, 0x0, 0x32, &(0x7f00000000c0), &(0x7f0000000140)=0x4) fstatfs(0xffffffffffffffff, &(0x7f00000001c0)=""/124) ioctl$RTC_WKALM_SET(r0, 0x4028700f, &(0x7f0000000040)={0x1, 0x0, {0x0, 0x0, 0x0, 0x17, 0xb, 0x64, 0x0, 0x0, 0xffffffffffffffff}}) fcntl$setflags(r0, 0x2, 0x8e9743bbd4ad55fb) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x400002, 0x0) 05:02:16 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000489004bddd9de91be10eebf000ee91e18f0c76fbb232a07424ae1e901d2da75af1f0200f5ab26d7e071fb35331ce39c5a0000") getrlimit(0x0, &(0x7f00000000c0)) ioctl$FS_IOC_FSGETXATTR(r0, 0xc0c0583b, &(0x7f0000000040)={0x0, 0x0, 0x13}) 05:02:16 executing program 5: r0 = inotify_init1(0x800) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f0000000300)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace(0x4207, r1) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000000)={"79616d300001178b00", 0x4013}) read(r0, &(0x7f0000000200)=""/79, 0x23) ptrace$setregset(0x4209, r1, 0x20000004, &(0x7f0000000100)={&(0x7f0000000040)}) 05:02:16 executing program 4: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 0x72, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0xc300, 0x0) 05:02:16 executing program 6: r0 = socket$inet6_udp(0xa, 0x2, 0x0) perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 0x72, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000001000)={0x1, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff}}}}, 0x108) r1 = syz_open_procfs(0x0, &(0x7f000012bff2)='net/mcfilter6\x00') readv(r1, &(0x7f0000000040)=[{&(0x7f0000000100)=""/214, 0xd6}], 0x1) read(r1, &(0x7f0000000200)=""/173, 0xad) [ 121.924366] IPVS: ftp: loaded support on port[0] = 21 [ 122.152934] IPVS: ftp: loaded support on port[0] = 21 [ 122.222440] IPVS: ftp: loaded support on port[0] = 21 [ 122.244650] IPVS: ftp: loaded support on port[0] = 21 [ 122.289944] IPVS: ftp: loaded support on port[0] = 21 [ 122.330761] IPVS: ftp: loaded support on port[0] = 21 [ 122.367980] IPVS: ftp: loaded support on port[0] = 21 [ 122.392240] IPVS: ftp: loaded support on port[0] = 21 [ 124.431545] ip (4696) used greatest stack depth: 54424 bytes left [ 125.187781] ip (4746) used greatest stack depth: 54328 bytes left [ 125.496655] ip (4771) used greatest stack depth: 54056 bytes left [ 125.858392] bridge0: port 1(bridge_slave_0) entered blocking state [ 125.864864] bridge0: port 1(bridge_slave_0) entered disabled state [ 125.900233] device bridge_slave_0 entered promiscuous mode [ 126.130926] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.137425] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.197822] device bridge_slave_0 entered promiscuous mode [ 126.224885] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.231735] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.258317] device bridge_slave_1 entered promiscuous mode [ 126.278832] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.285340] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.293709] device bridge_slave_0 entered promiscuous mode [ 126.346300] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.352797] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.389550] device bridge_slave_0 entered promiscuous mode [ 126.420471] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.426958] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.451857] device bridge_slave_1 entered promiscuous mode [ 126.458422] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.464940] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.485094] device bridge_slave_0 entered promiscuous mode [ 126.495224] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.501724] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.518593] device bridge_slave_0 entered promiscuous mode [ 126.554269] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.560742] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.569567] device bridge_slave_1 entered promiscuous mode [ 126.601546] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 126.608734] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.615212] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.641456] device bridge_slave_1 entered promiscuous mode [ 126.654383] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.660904] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.675159] device bridge_slave_0 entered promiscuous mode [ 126.693574] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.700154] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.730286] device bridge_slave_1 entered promiscuous mode [ 126.744342] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 126.752530] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.759065] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.799244] device bridge_slave_1 entered promiscuous mode [ 126.823059] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 126.845522] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.852086] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.876270] device bridge_slave_0 entered promiscuous mode [ 126.899199] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 126.907190] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.913627] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.936411] device bridge_slave_1 entered promiscuous mode [ 126.953518] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 126.964806] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 126.972690] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 126.995710] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 127.028389] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 127.133788] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.140322] bridge0: port 2(bridge_slave_1) entered disabled state [ 127.172182] device bridge_slave_1 entered promiscuous mode [ 127.219362] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 127.252265] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 127.273387] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 127.284022] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 127.445409] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 127.464177] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 127.640984] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 127.671132] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 127.748625] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 127.766821] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 127.967634] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 127.997306] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 128.019278] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 128.059199] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 128.068893] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 128.098985] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 128.162673] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 128.207984] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 128.215277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.255706] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 128.265177] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 128.273350] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.318075] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 128.325229] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.357677] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 128.379660] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 128.391890] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 128.479119] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 128.493629] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 128.502255] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.528165] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 128.539241] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 128.546364] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.559910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.622191] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 128.631708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.651669] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 128.661413] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.679332] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 128.688598] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 128.699382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.748235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.808734] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 128.815875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.835962] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 128.945243] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 128.952633] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 128.960563] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.983886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 129.022637] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 129.029749] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 129.138020] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 129.179557] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 129.306836] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 129.327165] team0: Port device team_slave_0 added [ 129.334451] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 129.353454] team0: Port device team_slave_0 added [ 129.415836] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 129.442899] team0: Port device team_slave_0 added [ 129.467621] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 129.476862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 129.569157] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 129.585215] team0: Port device team_slave_0 added [ 129.616869] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 129.644202] team0: Port device team_slave_1 added [ 129.662689] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 129.684825] team0: Port device team_slave_1 added [ 129.709929] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 129.729982] team0: Port device team_slave_1 added [ 129.755393] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 129.776720] team0: Port device team_slave_0 added [ 129.811258] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 129.828975] team0: Port device team_slave_0 added [ 129.848424] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 129.871285] team0: Port device team_slave_1 added [ 129.893086] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 129.910996] team0: Port device team_slave_0 added [ 129.935004] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 129.942211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 129.951189] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 129.992746] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 130.004497] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 130.017295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 130.047297] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 130.071307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 130.090413] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 130.129170] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 130.147929] team0: Port device team_slave_1 added [ 130.162603] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 130.171531] team0: Port device team_slave_1 added [ 130.180458] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 130.195835] team0: Port device team_slave_1 added [ 130.213639] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 130.221378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 130.243261] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 130.282997] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.290475] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.297922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 130.324349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 130.352761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 130.374316] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 130.401178] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 130.409701] team0: Port device team_slave_0 added [ 130.416988] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.424802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 130.433362] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 130.461230] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 130.472114] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 130.480373] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 130.487554] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 130.517810] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 130.544289] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 130.578333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 130.594458] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 130.608791] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 130.617469] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 130.627476] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 130.635581] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.669469] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 130.688372] team0: Port device team_slave_1 added [ 130.702813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 130.713517] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 130.724134] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 130.750300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 130.761988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 130.777428] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 130.788347] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 130.798600] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 130.807955] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.826259] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 130.837122] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 130.857932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 130.874450] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 130.890209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 130.904927] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 130.924343] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.931427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 130.940291] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 130.949356] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.958594] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 130.966428] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 130.991676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 131.015816] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 131.028933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 131.051078] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 131.066023] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 131.085525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 131.106775] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 131.121403] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 131.135928] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 131.144136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 131.155947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 131.178309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 131.198191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 131.231358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 131.252361] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 131.269626] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 131.279508] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 131.294360] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 131.302544] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 131.311628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 131.335430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 131.356351] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 131.374435] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 131.401162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 131.413152] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 131.422495] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 131.431777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 131.447847] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 131.467301] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 131.475805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 131.508349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 131.523852] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 131.543347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 131.564833] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 131.577412] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 131.598105] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 131.641575] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 131.649501] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 131.662748] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 131.714901] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 131.722485] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 131.744695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 133.941713] bridge0: port 2(bridge_slave_1) entered blocking state [ 133.948201] bridge0: port 2(bridge_slave_1) entered forwarding state [ 133.955075] bridge0: port 1(bridge_slave_0) entered blocking state [ 133.961517] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.007355] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 134.018797] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.025273] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.032089] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.038523] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.070759] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 134.078327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 134.096757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 134.137850] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.144319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.151190] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.157633] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.225290] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 134.232423] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.238898] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.245811] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.252326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.287392] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 134.306716] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.313191] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.319992] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.326483] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.336508] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 134.346855] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.353363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.360436] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.366927] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.376470] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 134.561458] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.567947] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.574777] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.581228] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.624612] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 134.721169] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.727702] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.734571] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.741065] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.818712] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 135.135596] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 135.152479] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 135.193388] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 135.226471] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 135.256589] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 135.275866] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 144.166509] 8021q: adding VLAN 0 to HW filter on device bond0 [ 144.240802] 8021q: adding VLAN 0 to HW filter on device bond0 [ 144.284211] 8021q: adding VLAN 0 to HW filter on device bond0 [ 144.474654] 8021q: adding VLAN 0 to HW filter on device bond0 [ 144.503352] 8021q: adding VLAN 0 to HW filter on device bond0 [ 144.649438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 144.696566] 8021q: adding VLAN 0 to HW filter on device bond0 [ 144.816856] 8021q: adding VLAN 0 to HW filter on device bond0 [ 145.057735] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 145.137842] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 145.203188] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 145.406933] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 145.443564] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 145.548967] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 145.685910] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 145.830396] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 146.073518] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 146.080561] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 146.098358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 146.173500] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 146.180506] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 146.193907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 146.272159] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 146.278591] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 146.293399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 146.330231] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 146.337133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 146.357507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 146.422068] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 146.428526] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 146.440315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 146.556241] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 146.562627] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 146.576911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 146.874227] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 146.882638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 146.892962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 146.987257] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 146.993659] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 147.006867] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 147.096191] 8021q: adding VLAN 0 to HW filter on device team0 [ 147.115353] 8021q: adding VLAN 0 to HW filter on device team0 [ 147.184702] 8021q: adding VLAN 0 to HW filter on device team0 [ 147.328206] 8021q: adding VLAN 0 to HW filter on device team0 [ 147.443802] 8021q: adding VLAN 0 to HW filter on device team0 [ 147.631270] 8021q: adding VLAN 0 to HW filter on device team0 [ 147.958633] 8021q: adding VLAN 0 to HW filter on device team0 [ 148.015220] 8021q: adding VLAN 0 to HW filter on device team0 05:02:48 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc\x00', 0x0, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x40240) getsockopt$inet_int(0xffffffffffffffff, 0x0, 0x32, &(0x7f00000000c0), &(0x7f0000000140)=0x4) fstatfs(0xffffffffffffffff, &(0x7f00000001c0)=""/124) ioctl$RTC_WKALM_SET(r0, 0x4028700f, &(0x7f0000000040)={0x1, 0x0, {0x0, 0x0, 0x0, 0x17, 0xb, 0x64, 0x0, 0x0, 0xffffffffffffffff}}) fcntl$setflags(r0, 0x2, 0x8e9743bbd4ad55fb) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x400002, 0x0) 05:02:48 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000489004bddd9de91be10eebf000ee91e18f0c76fbb232a07424ae1e901d2da75af1f0200f5ab26d7e071fb35331ce39c5a0000") getrlimit(0x0, &(0x7f00000000c0)) ioctl$FS_IOC_FSGETXATTR(r0, 0xc0c0583b, &(0x7f0000000040)={0x0, 0x0, 0x13}) 05:02:48 executing program 6: openat$ptmx(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ptmx\x00', 0x0, 0x0) r0 = eventfd2(0x0, 0x0) ioctl$sock_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000500)) fcntl$setown(r0, 0x8, 0x0) read$eventfd(r0, &(0x7f0000000040), 0x1da) socket$unix(0x1, 0x0, 0x0) io_setup(0xfffffffffffffffc, &(0x7f0000000280)) fstatfs(0xffffffffffffffff, &(0x7f0000000600)) 05:02:48 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000489004bddd9de91be10eebf000ee91e18f0c76fbb232a07424ae1e901d2da75af1f0200f5ab26d7e071fb35331ce39c5a0000") getrlimit(0x0, &(0x7f00000000c0)) ioctl$FS_IOC_FSGETXATTR(r0, 0xc0c0583b, &(0x7f0000000040)={0x0, 0x0, 0x13}) 05:02:48 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc\x00', 0x0, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x40240) getsockopt$inet_int(0xffffffffffffffff, 0x0, 0x32, &(0x7f00000000c0), &(0x7f0000000140)=0x4) fstatfs(0xffffffffffffffff, &(0x7f00000001c0)=""/124) ioctl$RTC_WKALM_SET(r0, 0x4028700f, &(0x7f0000000040)={0x1, 0x0, {0x0, 0x0, 0x0, 0x17, 0xb, 0x64, 0x0, 0x0, 0xffffffffffffffff}}) fcntl$setflags(r0, 0x2, 0x8e9743bbd4ad55fb) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x400002, 0x0) 05:02:48 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x195) setsockopt$inet_tcp_int(r0, 0x6, 0x4000000000014, &(0x7f0000000040)=0x80000000001, 0x4) connect$inet(r0, &(0x7f0000000200)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0xeffdffff00011000, 0x0, 0x0, 0x0) recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@in6={0x0, 0x0, 0x0, @mcast2}, 0x9, &(0x7f0000000080)=[{&(0x7f0000000480)=""/170, 0x2000078d}], 0x1, &(0x7f00000005c0)=""/112, 0x70}, 0x100000000000002) 05:02:48 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000489004bddd9de91be10eebf000ee91e18f0c76fbb232a07424ae1e901d2da75af1f0200f5ab26d7e071fb35331ce39c5a0000") getrlimit(0x0, &(0x7f00000000c0)) ioctl$FS_IOC_FSGETXATTR(r0, 0xc0c0583b, &(0x7f0000000040)={0x0, 0x0, 0x13}) 05:02:48 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc\x00', 0x0, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x40240) getsockopt$inet_int(0xffffffffffffffff, 0x0, 0x32, &(0x7f00000000c0), &(0x7f0000000140)=0x4) fstatfs(0xffffffffffffffff, &(0x7f00000001c0)=""/124) ioctl$RTC_WKALM_SET(r0, 0x4028700f, &(0x7f0000000040)={0x1, 0x0, {0x0, 0x0, 0x0, 0x17, 0xb, 0x64, 0x0, 0x0, 0xffffffffffffffff}}) fcntl$setflags(r0, 0x2, 0x8e9743bbd4ad55fb) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x400002, 0x0) 05:02:48 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000340)="6e65742f6970365f666c6f776c6162656c006ec03114893458edc1c9d8dc4b0d8dae982640d0e6bb51d7ff596e1c92de0eaa319198e91f0a4d43697c2bcd77f017365af160acf33bd66432ebe50c0e8bdaf7fc39feff34ef27a1397193227f4733c145e66536c6c275112520e72b3097843b5cdac480c3b1384ebf592505f88589fcd2d7") r1 = socket$inet6(0xa, 0x2, 0x0) ioctl(r1, 0x4000008912, &(0x7f0000000000)="295ee1311f16f477671070") sendfile(r0, r0, &(0x7f00000002c0)=0x202, 0x4) 05:02:49 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$IP_VS_SO_GET_VERSION(r0, 0x0, 0x480, &(0x7f0000000000), &(0x7f0000000040)=0x40) [ 154.105699] ================================================================== [ 154.113154] BUG: KMSAN: uninit-value in copy_siginfo_to_user+0x9cd/0x12c0 [ 154.120106] CPU: 1 PID: 6637 Comm: syz-executor5 Not tainted 4.17.0+ #17 [ 154.126955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.136314] Call Trace: [ 154.138914] dump_stack+0x185/0x1d0 [ 154.142554] kmsan_report+0x188/0x2a0 [ 154.146367] __msan_warning_32+0x70/0xc0 [ 154.150447] copy_siginfo_to_user+0x9cd/0x12c0 [ 154.155040] ? kmsan_internal_unpoison_shadow+0x83/0xe0 [ 154.160436] ptrace_request+0x1ec5/0x2270 [ 154.164600] ? wait_task_inactive+0x3a7/0x9c0 [ 154.169104] ? _raw_spin_lock_irqsave+0x45/0xf0 [ 154.173778] ? wait_task_inactive+0x3a7/0x9c0 [ 154.178285] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 154.183746] ? wait_task_inactive+0x80e/0x9c0 [ 154.188798] arch_ptrace+0xbcc/0x12c0 [ 154.192611] ? ptrace_check_attach+0x182/0x5e0 [ 154.197204] __se_sys_ptrace+0x309/0x850 [ 154.201276] __x64_sys_ptrace+0x11e/0x170 [ 154.205431] ? ptrace_regset+0x840/0x840 [ 154.209499] do_syscall_64+0x15b/0x230 [ 154.213395] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 154.218583] RIP: 0033:0x455ab9 [ 154.221771] RSP: 002b:00007fef2d8a5c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000065 [ 154.229485] RAX: ffffffffffffffda RBX: 00007fef2d8a66d4 RCX: 0000000000455ab9 [ 154.236758] RDX: 0000000020000004 RSI: 0000000000000001 RDI: 0000000000004209 [ 154.244027] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 154.251390] R10: 0000000020000100 R11: 0000000000000246 R12: 00000000ffffffff [ 154.258667] R13: 00000000004c0973 R14: 00000000004d06b0 R15: 0000000000000000 [ 154.265949] [ 154.267577] Local variable description: ----kiov@ptrace_request [ 154.273626] Variable was created at: [ 154.277352] ptrace_request+0x194/0x2270 [ 154.281435] arch_ptrace+0xbcc/0x12c0 [ 154.285226] ================================================================== [ 154.292593] Disabling lock debugging due to kernel taint [ 154.298061] Kernel panic - not syncing: panic_on_warn set ... [ 154.298061] [ 154.305449] CPU: 1 PID: 6637 Comm: syz-executor5 Tainted: G B 4.17.0+ #17 [ 154.313688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.323050] Call Trace: [ 154.325656] dump_stack+0x185/0x1d0 [ 154.329297] panic+0x3d0/0x990 [ 154.332503] kmsan_report+0x29e/0x2a0 [ 154.336309] __msan_warning_32+0x70/0xc0 [ 154.340380] copy_siginfo_to_user+0x9cd/0x12c0 [ 154.344971] ? kmsan_internal_unpoison_shadow+0x83/0xe0 [ 154.350342] ptrace_request+0x1ec5/0x2270 [ 154.354507] ? wait_task_inactive+0x3a7/0x9c0 [ 154.359017] ? _raw_spin_lock_irqsave+0x45/0xf0 [ 154.363699] ? wait_task_inactive+0x3a7/0x9c0 [ 154.368210] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 154.373674] ? wait_task_inactive+0x80e/0x9c0 [ 154.378195] arch_ptrace+0xbcc/0x12c0 [ 154.382006] ? ptrace_check_attach+0x182/0x5e0 [ 154.386597] __se_sys_ptrace+0x309/0x850 [ 154.390676] __x64_sys_ptrace+0x11e/0x170 [ 154.390904] syz-executor1 (6593) used greatest stack depth: 53488 bytes left [ 154.394825] ? ptrace_regset+0x840/0x840 [ 154.394839] do_syscall_64+0x15b/0x230 [ 154.394859] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 154.394868] RIP: 0033:0x455ab9 [ 154.394876] RSP: 002b:00007fef2d8a5c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000065 [ 154.394888] RAX: ffffffffffffffda RBX: 00007fef2d8a66d4 RCX: 0000000000455ab9 [ 154.394896] RDX: 0000000020000004 RSI: 0000000000000001 RDI: 0000000000004209 [ 154.394902] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 154.394908] R10: 0000000020000100 R11: 0000000000000246 R12: 00000000ffffffff [ 154.394926] R13: 00000000004c0973 R14: 00000000004d06b0 R15: 0000000000000000 [ 154.463183] Dumping ftrace buffer: [ 154.466712] (ftrace buffer empty) [ 154.470398] Kernel Offset: disabled [ 154.474002] Rebooting in 86400 seconds..