[....] 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[ 19.095375] random: sshd: uninitialized urandom read (32 bytes read, 32 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. [ 20.075936] random: sshd: uninitialized urandom read (32 bytes read, 34 bits of entropy available) Debian GNU/Linux 7 syzkaller ttyS0 [ 20.278539] random: sshd: uninitialized urandom read (32 bytes read, 34 bits of entropy available) syzkaller login: [ 21.280959] random: sshd: uninitialized urandom read (32 bytes read, 79 bits of entropy available) Warning: Permanently added '10.128.10.63' (ECDSA) to the list of known hosts. [ 26.923036] random: sshd: uninitialized urandom read (32 bytes read, 87 bits of entropy available) 2018/08/26 15:35:56 fuzzer started [ 28.026149] random: cc1: uninitialized urandom read (8 bytes read, 89 bits of entropy available) 2018/08/26 15:35:58 dialing manager at 10.128.0.26:34351 2018/08/26 15:36:00 syscalls: 1 2018/08/26 15:36:00 code coverage: enabled 2018/08/26 15:36:00 comparison tracing: CONFIG_KCOV_ENABLE_COMPARISONS is not enabled 2018/08/26 15:36:00 setuid sandbox: enabled 2018/08/26 15:36:00 namespace sandbox: enabled 2018/08/26 15:36:00 fault injection: CONFIG_FAULT_INJECTION is not enabled 2018/08/26 15:36:00 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2018/08/26 15:36:00 net packed injection: enabled 2018/08/26 15:36:00 net device setup: enabled [ 31.830516] random: nonblocking pool is initialized 15:36:44 executing program 0: r0 = socket(0x2, 0x803, 0xfc) close(r0) 15:36:44 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket$inet6(0xa, 0x803, 0x3) ioctl(r1, 0x1000008912, &(0x7f0000000080)="0a5c2d0252926285717070") connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2, 0x3}, 0x1c) unshare(0x24020400) setsockopt$inet6_int(r0, 0x29, 0x18, &(0x7f00000001c0)=0xfff, 0x1c8) 15:36:44 executing program 7: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(&(0x7f0000000380)='./file0//ile0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000240)='rpc_pipefs\x00', 0x0, 0x0) 15:36:44 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f000078eff8)='./file0\x00', &(0x7f0000982ff9)='mqueue\x00', 0x0, &(0x7f0000653fff)) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x856, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000015ff4)='./file0/bus\x00', 0x0) mq_notify(r0, &(0x7f00000001c0)) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) 15:36:44 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0x0, 0x20000801, &(0x7f0000000080)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x1c}}, 0x10) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180)='/dev/hwrng\x00', 0x0, 0x0) sendto$inet(r0, &(0x7f0000000000), 0xfffffffffffffe4e, 0x0, &(0x7f00000000c0), 0x6) 15:36:44 executing program 6: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='fuse\x00', 0x0, &(0x7f0000000400)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}}) write$FUSE_NOTIFY_INVAL_INODE(r0, &(0x7f00000002c0)={0x28, 0x2, 0x0, {0x1}}, 0x28) 15:36:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0x0, 0x20000801, &(0x7f0000000080)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x1c}}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0xfffffffffffffe4e, 0x0, &(0x7f00000000c0), 0x6) 15:36:44 executing program 3: syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') fstat(0xffffffffffffffff, &(0x7f0000000140)) accept4$unix(0xffffffffffffffff, &(0x7f0000000280), &(0x7f0000000200)=0x6e, 0x80000) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rfkill\x00', 0x0, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(&(0x7f0000000380)='./file0//ile0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000240)='rpc_pipefs\x00', 0x0, 0x0) [ 75.224418] IPVS: Creating netns size=2552 id=1 [ 75.296085] IPVS: Creating netns size=2552 id=2 [ 75.355348] IPVS: Creating netns size=2552 id=3 [ 75.460718] IPVS: Creating netns size=2552 id=4 [ 75.602697] IPVS: Creating netns size=2552 id=5 [ 75.762300] IPVS: Creating netns size=2552 id=6 [ 76.026918] IPVS: Creating netns size=2552 id=7 [ 76.330659] IPVS: Creating netns size=2552 id=8 [ 76.359639] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.412964] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 76.459711] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.547368] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 76.847527] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 76.943078] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 76.954162] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 77.015028] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 77.074038] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 77.123053] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.387888] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 77.493816] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 77.528184] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.595456] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 77.603415] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 77.614149] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 77.623276] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 77.673911] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 77.708340] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.718316] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 77.781882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.794915] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.958847] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.967298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.003001] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 78.032844] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.084236] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 78.127326] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.208474] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.311870] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.374351] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 78.383196] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 78.504399] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 78.513224] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 78.630765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.649097] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.668569] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 78.732991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.749477] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 78.757927] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.771900] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 78.803924] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 78.824007] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 78.891326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.957629] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 78.966945] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.993768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.049366] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 79.189747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.285998] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.315809] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.340438] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 79.426833] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.445484] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 79.526702] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.544589] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.652325] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.664981] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.773324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.850510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.981118] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 80.097482] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 80.213562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.289766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 82.901683] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 82.914376] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 83.217400] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.260656] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.537938] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 83.825039] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.913055] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 83.978012] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 84.110291] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 84.240098] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.329228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.496134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.690721] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 84.910985] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 85.025707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.250114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 15:36:54 executing program 0: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0x0, 0x20000801, &(0x7f0000000080)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x1c}}, 0x10) 15:36:54 executing program 0: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="00001000000000000380aa27000800000000000001"]) ioctl(r0, 0x8916, &(0x7f0000000000)) ioctl(r0, 0x8936, &(0x7f0000000000)) 15:36:54 executing program 0: poll(&(0x7f0000000040), 0x0, 0x1) 15:36:55 executing program 0: syz_emit_ethernet(0x1, &(0x7f0000000700)=ANY=[@ANYBLOB="99aaaaaaaaaaffffffffffff86dd60ba2df7001b2c00fe8000000000080000006e0000000000fe8000000000000000000000000000aa2c0000008345"], &(0x7f0000000040)) 15:36:55 executing program 0: r0 = syz_open_dev$usbmon(&(0x7f0000000440)='/dev/usbmon#\x00', 0x0, 0x0) mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x4000000000000003, 0x800000008012, r0, 0x0) 15:36:55 executing program 0: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open$cgroup(&(0x7f0000000280)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000180), 0x8}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) 15:36:55 executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"766574000000000000000000bd6800", 0x43732e5398416f1a}) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={"766574000000000000000000bd6800", 0x43732e5398416f1b}) 15:36:55 executing program 0: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) write$P9_RLERRORu(r0, &(0x7f0000000080)={0x26, 0x7, 0x0, {{0x19, 'md5sumppp0-keyringkeyring'}}}, 0x26) 15:36:55 executing program 0: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000380)='cpuset.sched_relax_domain_level\x00', 0x2, 0x0) sendfile(r1, r1, &(0x7f0000000140), 0x102) 15:36:55 executing program 1: 15:36:55 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0x0, 0x20000801, &(0x7f0000000080)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x1c}}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0xfffffffffffffe4e, 0xc0, &(0x7f00000000c0), 0x6) 15:36:55 executing program 0: 15:36:57 executing program 5: 15:36:57 executing program 1: 15:36:57 executing program 2: 15:36:57 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000040)={&(0x7f0000000080)={0x10, 0xfffffffffffff000}, 0xc, &(0x7f0000007000)={&(0x7f0000000000)={0x14, 0x26, 0x1000000007ffff, 0x0, 0x0, {0x3}}, 0x14}}, 0x0) 15:36:57 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e20, @multicast2}, 0x10) sendto$inet(r0, &(0x7f0000000200), 0xfffffffffffffeb4, 0x20008011, &(0x7f0000db4ff0)={0x2, 0x4e20, @loopback, [0x2]}, 0x10) pselect6(0x40, &(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000200)={0x9}, &(0x7f0000000240)={0x77359400}, &(0x7f00000002c0)={&(0x7f0000000280), 0x8}) 15:36:57 executing program 7: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f00000000c0)=0x40000000200, 0x4) sendto$inet6(r0, &(0x7f0000000100)="040100000100000000000000c52cf7c21975e697b02f5c566b2b2ff0dac8897c6b11876d886b6621d8d207ccf73f257e55e86eb20000400000893a7d640aca6bd36b2b75367e3f5d54cd445619c447cafeaf3839338a7a05574c3427febf40d481f4e7c2e66d7e1b1c4a17eafe0fed56b6d4857b6540363f3e334303b54b1155e04802c3fb778a4a18641754ce038fdaad8d75ce2a57681363d0ffeb5ae0861005c19f155677411aeb6136386975ca7b9abb806c2dccc7fb2070e19c72fd5760ef969cc6ab5e", 0xc6, 0x0, &(0x7f0000000000)={0xa, 0x20800, 0x3, @dev}, 0x1c) 15:36:57 executing program 6: 15:36:57 executing program 3: 15:36:57 executing program 6: 15:36:57 executing program 3: 15:36:57 executing program 3: 15:36:57 executing program 1: 15:36:57 executing program 2: 15:36:57 executing program 6: socket$key(0xf, 0x3, 0x2) 15:36:57 executing program 4: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @local, 0x4}, 0x1c) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={[], [], @multicast1}}, 0x1c) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r1, &(0x7f0000005fc0)=[{{&(0x7f0000005680)=@sco, 0x340, &(0x7f0000005b00)}}, {{&(0x7f0000000000)=@l2, 0x80, &(0x7f0000005c40), 0x1f4, &(0x7f0000005c80), 0x3a00}}], 0x38c, 0x0) 15:36:57 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xf1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$key(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000080)=ANY=[@ANYBLOB="0203000313000000000000000000000005000600000000000a0000000000000000000000000000000000ffff00000000000000000000000005000900000000000a0000000000000000000000000000000000000000000000000000000000000002000100000000000000070b0000000005000500000000000a000000001e0000ff0200001b00000000000000000000010000000000000000"], 0x98}}, 0x0) 15:36:57 executing program 5: clone(0x0, &(0x7f0000003300), &(0x7f00000022c0), &(0x7f0000004340), &(0x7f0000001200)) perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioprio_set$uid(0x3, 0x0, 0x0) 15:36:57 executing program 1: r0 = syz_open_dev$sg(&(0x7f0000000240)='/dev/sg#\x00', 0x0, 0x0) setgid(0x0) readv(r0, &(0x7f0000000140)=[{&(0x7f0000000080)=""/33, 0x200000a1}], 0x1) 15:36:57 executing program 7: r0 = signalfd4(0xffffffffffffffff, &(0x7f0000006000), 0x8, 0x0) ioctl$void(r0, 0x5451) [ 87.873869] ================================================================== [ 87.881266] BUG: KASAN: slab-out-of-bounds in ip6_xmit+0x177c/0x1a00 [ 87.887753] Read of size 8 at addr ffff8800b5210dd8 by task syz-executor4/5921 [ 87.895104] [ 87.896728] CPU: 0 PID: 5921 Comm: syz-executor4 Not tainted 4.4.152-ge5c5f1f #89 [ 87.904340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.913691] 0000000000000000 980142c234788434 ffff8800a156f5c8 ffffffff81e15fed [ 87.921763] ffffea0002d48400 ffff8800b5210dd8 0000000000000000 ffff8800b5210dd8 [ 87.929821] 0000000000001200 ffff8800a156f600 ffffffff8151b489 ffff8800b5210dd8 [ 87.937876] Call Trace: [ 87.940470] [] dump_stack+0xc1/0x124 [ 87.945834] [] print_address_description+0x6c/0x216 [ 87.952501] [] kasan_report.cold.7+0x175/0x2f7 [ 87.958730] [] ? ip6_xmit+0x177c/0x1a00 [ 87.964385] [] __asan_report_load8_noabort+0x14/0x20 15:36:57 executing program 5: preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f0000000180)=""/148, 0x13d}], 0x1, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000680)='cgroup\x00') preadv(r0, &(0x7f0000000480), 0x10000000000002a1, 0x0) [ 87.971145] [] ip6_xmit+0x177c/0x1a00 [ 87.976593] [] ? ip6_finish_output2+0x1ca0/0x1ca0 [ 87.983082] [] ? __lock_is_held+0xa2/0xf0 [ 87.988872] [] ? ipv4_dst_check+0x111/0x160 [ 87.994841] [] ? __sk_dst_check+0x114/0x270 [ 88.000806] [] inet6_csk_xmit+0x245/0x490 [ 88.006599] [] ? inet6_csk_xmit+0xff/0x490 [ 88.009133] sg_read: process 260 (syz-executor1) changed security contexts after opening file descriptor, this is not allowed. [ 88.023985] [] ? inet6_csk_update_pmtu+0x160/0x160 [ 88.030544] [] ? udp6_set_csum+0xd3/0xa70 [ 88.036321] [] l2tp_xmit_skb+0xb9c/0xe80 [ 88.042020] [] pppol2tp_sendmsg+0x4e0/0x7d0 [ 88.047999] [] ? selinux_socket_sendmsg+0x3f/0x50 [ 88.054471] [] ? pppol2tp_release+0x310/0x310 [ 88.060601] [] sock_sendmsg+0xcc/0x110 [ 88.066128] [] ___sys_sendmsg+0x441/0x880 [ 88.071916] [] ? copy_msghdr_from_user+0x550/0x550 [ 88.078501] [] ? __fget+0x148/0x3b0 [ 88.083758] [] ? __fget_light+0x9f/0x1f0 [ 88.089452] [] ? __fdget+0x18/0x20 [ 88.094621] [] __sys_sendmmsg+0x12e/0x2e0 [ 88.100395] [] ? SyS_sendmsg+0x50/0x50 [ 88.105918] [] ? security_socket_connect+0x8f/0xc0 [ 88.112483] [] ? fput+0x20/0x150 [ 88.117491] [] ? SYSC_connect+0x22a/0x300 [ 88.123279] [] ? SYSC_bind+0x280/0x280 [ 88.128798] [] ? SyS_futex+0x1f8/0x300 [ 88.134311] [] ? do_futex+0x17f0/0x17f0 [ 88.139911] [] ? SyS_socket+0x121/0x1b0 [ 88.145515] [] ? move_addr_to_kernel+0x50/0x50 [ 88.151723] [] SyS_sendmmsg+0x35/0x60 [ 88.157163] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 88.163732] [ 88.165343] Allocated by task 0: [ 88.168680] (stack is not available) [ 88.172367] [ 88.173972] Freed by task 0: [ 88.176966] (stack is not available) [ 88.180652] [ 88.182255] The buggy address belongs to the object at ffff8800b5210dc0 [ 88.182255] which belongs to the cache ip_dst_cache of size 208 [ 88.194973] The buggy address is located 24 bytes inside of [ 88.194973] 208-byte region [ffff8800b5210dc0, ffff8800b5210e90) [ 88.206848] The buggy address belongs to the page: 15:36:57 executing program 0: 15:36:57 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10, 0x60}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)={0x20, 0x1d, 0xf7ffffff0000000d, 0x0, 0x0, {0x7592da1f}, [@nested={0xc, 0x1, [@typed={0x8, 0x0, @pid}]}]}, 0xffed}}, 0x0) [ 88.537904] BUG: unable to handle kernel paging request at fffffffba1f6d980 [ 88.545302] IP: [] cpuacct_charge+0x155/0x380 [ 88.551504] PGD 440f067 PUD 0 [ 88.554972] Oops: 0000 [#1] PREEMPT SMP KASAN [ 88.560010] Dumping ftrace buffer: [ 88.563540] (ftrace buffer empty) [ 88.567245] Modules linked in: [ 88.570567] CPU: 1 PID: 2151 Comm: udevd Not tainted 4.4.152-ge5c5f1f #89 [ 88.577489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.586839] task: ffff8800b4b83000 task.stack: ffff8800b4bf0000 [ 88.592887] RIP: 0010:[] [] cpuacct_charge+0x155/0x380 [ 88.601513] RSP: 0018:ffff8800b4bf7c28 EFLAGS: 00010046 [ 88.606963] RAX: 1ffffffff089521f RBX: 00000000000185a8 RCX: ffffffff84a16680 [ 88.614228] RDX: fffffbff743edb30 RSI: fffffffba1f6d980 RDI: ffffffff844a90f8 [ 88.621492] RBP: ffff8800b4bf7c68 R08: ffff8800b4b83950 R09: 0000000000000001 [ 88.629240] R10: 0000000000000001 R11: ffff8800b4b83000 R12: ffffffff844a9020 [ 88.636507] R13: dffffc0000000000 R14: 000000001f2306d6 R15: ffffffff83aaae60 [ 88.643771] FS: 00007fbe5ec5c7a0(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 88.651989] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.657866] CR2: fffffffba1f6d980 CR3: 00000000b4bc8000 CR4: 00000000001606f0 [ 88.665129] Stack: [ 88.667270] ffffffff81227c90 0000000000000046 0000000000000003 ffff8801d3c4c860 [ 88.675351] ffff8801d3c4c800 000000001f2306d6 ffff8801d3c4c8b0 0000000000000000 [ 88.683434] ffff8800b4bf7cb0 ffffffff811dc309 0000000000000020 ffff8801d26f8000 [ 88.691506] Call Trace: [ 88.694089] [] ? cpuacct_charge+0x60/0x380 [ 88.699977] [] update_curr+0x2c9/0x6d0 [ 88.705514] [] enqueue_task_fair+0x2fa/0x2790 [ 88.711659] [] activate_task+0x14d/0x280 [ 88.717363] [] wake_up_new_task+0x647/0xe30 [ 88.723335] [] _do_fork+0x2a9/0xe20 [ 88.728635] [] ? fork_idle+0x270/0x270 [ 88.734169] [] ? fd_install+0x4d/0x60 [ 88.739611] [] ? SyS_pipe2+0xa3/0x180 [ 88.745056] [] ? do_pipe_flags+0x160/0x160 [ 88.750940] [] SyS_clone+0x37/0x50 [ 88.756140] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 88.762706] Code: 49 8d bc 24 d8 00 00 00 48 89 f8 48 c1 e8 03 42 80 3c 28 00 0f 85 c4 01 00 00 49 8b 9c 24 d8 00 00 00 80 3a 00 0f 85 8f 01 00 00 <4a> 03 1c f9 48 89 d8 48 c1 e8 03 42 80 3c 28 00 0f 85 be 01 00 [ 88.790643] RIP [] cpuacct_charge+0x155/0x380 [ 88.796938] RSP [ 88.800565] CR2: fffffffba1f6d980 [ 88.804010] ---[ end trace d8516f358702b6a2 ]--- [ 88.808759] Kernel panic - not syncing: Fatal exception SeaBIOS (version 1.8.2-20180718_090847-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 256 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2280: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x0000000003b4f26e input_len: 0x00000000014d0c3d output: 0x0000000001000000 output_len: 0x000000000400ba90 run_size: 0x0000000005755000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Initializing cgroup subsys schedtune [ 0.000000] Linux version 4.4.152-ge5c5f1f (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC) ) #89 SMP PREEMPT Sat Aug 25 06:48:55 UTC 2018 [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=140 nopti [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Supporting XSAVE feature 0x01: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x02: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x04: 'AVX registers' [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] e820: BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bfff2fff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfff3000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000] bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] Hypervisor detected: KVM [ 0.000000] Kernel/User page tables isolation: disabled [ 0.000000] e820: last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WC UC- WT [ 0.000000] e820: last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f2300-0x000f230f] mapped at [ffff8800000f2300] [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F22C0 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 2:1fffd001, primary cpu clock [ 0.000000] kvm-clock: using sched offset of 2144021261 cycles [ 0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x00000000bfff2fff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.000000] kasan: KernelAddressSanitizer initialized [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.000000] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000] e820: [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 42 pages/cpu @ffff8801db200000 s134152 r8192 d29688 u1048576 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 1935227 [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=140 nopti [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.000000] Memory: 6579080K/7863876K available (41801K kernel code, 6308K rwdata, 9068K rodata, 1868K init, 23696K bss, 1284796K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Running RCU self tests [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 64. [ 0.000000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=2 [ 0.000000] NR_IRQS:4352 nr_irqs:440 16 [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000000] ... CHAINHASH_SIZE: 32768 [ 0.000000] memory used by lock dependency info: 8159 kB [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] tsc: Detected 2299.998 MHz processor [ 1.118366] Calibrating delay loop (skipped) preset value.. 4599.99 BogoMIPS (lpj=22999980) [ 1.119721] pid_max: default: 32768 minimum: 301 [ 1.120686] ACPI: Core revision 20150930 [ 1.551970] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.553340] Security Framework initialized [ 1.553915] SELinux: Initializing. [ 1.554700] AppArmor: AppArmor disabled by boot time parameter [ 1.555717] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.556790] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.560844] Initializing cgroup subsys io [ 1.561487] Initializing cgroup subsys freezer [ 1.562344] Initializing cgroup subsys hugetlb [ 1.563103] Initializing cgroup subsys debug [ 1.563912] CPU: Physical Processor ID: 0 [ 1.565395] mce: CPU supports 32 MCE banks [ 1.566270] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.567137] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.568178] Spectre V2 : Mitigation: Full generic retpoline [ 1.568977] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.570152] Speculative Store Bypass: Vulnerable [ 1.573847] Freeing SMP alternatives memory: 48K [ 1.584936] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.697589] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.699393] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.787857] x86: Booting SMP configuration: [ 1.788751] .... node #0, CPUs: #1 [ 1.789814] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.795365] x86: Booted up 1 node, 2 CPUs [ 1.795991] smpboot: Total of 2 processors activated (9199.99 BogoMIPS) [ 1.800452] devtmpfs: initialized [ 1.811159] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.812619] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.814399] xor: automatically using best checksumming function: [ 1.826726] kworker/u4:0 (21) used greatest stack depth: 27920 bytes left [ 1.907626] avx : 24866.800 MB/sec [ 1.908997] RTC time: 15:37:04, date: 08/26/18 [ 1.912321] NET: Registered protocol family 16 [ 1.913562] schedtune: init normalization constants... [ 1.914481] schedtune: no energy model data [ 1.915176] schedtune: disabled! [ 1.947823] cpuidle: using governor ladder [ 1.977676] cpuidle: using governor menu [ 1.978961] ACPI: bus type PCI registered [ 1.979568] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.982676] PCI: Using configuration type 1 for base access [ 1.993125] kworker/u4:0 (43) used greatest stack depth: 27424 bytes left [ 1.994865] kworker/u4:0 (56) used greatest stack depth: 27024 bytes left [ 2.477646] raid6: sse2x1 gen() 4508 MB/s [ 2.647644] raid6: sse2x1 xor() 2380 MB/s [ 2.817648] raid6: sse2x2 gen() 7020 MB/s [ 2.987648] raid6: sse2x2 xor() 3959 MB/s [ 3.157651] raid6: sse2x4 gen() 9361 MB/s [ 3.327657] raid6: sse2x4 xor() 5292 MB/s [ 3.497686] raid6: avx2x1 gen() 9189 MB/s [ 3.667676] raid6: avx2x2 gen() 13176 MB/s [ 3.837669] raid6: avx2x4 gen() 17803 MB/s [ 3.838400] raid6: using algorithm avx2x4 gen() 17803 MB/s [ 3.839170] raid6: using avx2x2 recovery algorithm [ 3.840590] ACPI: Added _OSI(Module Device) [ 3.841349] ACPI: Added _OSI(Processor Device) [ 3.842020] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.842708] ACPI: Added _OSI(Processor Aggregator Device) [ 3.871014] ACPI: Executed 2 blocks of module-level executable AML code [ 4.850665] ACPI: Interpreter enabled [ 4.851706] ACPI: (supports S0 S3 S4 S5) [ 4.852302] ACPI: Using IOAPIC for interrupt routing [ 4.853501] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug