What’s the problem? What is this mean, how to solve it?
2017-09-22T15:40:25+02:00 notice syslog-ng[3619]: syslog-ng starting up; version='3.10.1'
2017-09-22T15:40:25+02:00 info kernel[]: [ 14.453329] sit: IPv6 over IPv4 tunneling driver
2017-09-22T15:40:25+02:00 info kernel[]: [ 14.462264] gre: GRE over IPv4 demultiplexor driver
2017-09-22T15:40:25+02:00 info kernel[]: [ 14.467846] ip_gre: GRE over IPv4 tunneling driver
2017-09-22T15:40:25+02:00 info kernel[]: [ 14.486874] Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
2017-09-22T15:40:25+02:00 info kernel[]: [ 14.495289] PPP generic driver version 2.4.2
2017-09-22T15:40:25+02:00 info kernel[]: [ 14.501543] ip6_tables: (C) 2000-2006 Netfilter Core Team
2017-09-22T15:40:25+02:00 info kernel[]: [ 14.514762] nf_conntrack version 0.5.0 (16116 buckets, 64464 max)
2017-09-22T15:40:25+02:00 info kernel[]: [ 15.232051] ip_set: protocol 6
2017-09-22T15:40:25+02:00 info kernel[]: [ 18.331753] cryptodev: driver 1.8 loaded.
2017-09-22T15:40:25+02:00 info kernel[]: [ 19.592038] Loading modules backported from Linux version wt-2017-01-31-0-ge882dff19e7f
2017-09-22T15:40:25+02:00 info kernel[]: [ 19.600068] Backport generated by backports.git backports-20160324-13-g24da7d3c
2017-09-22T15:40:25+02:00 info kernel[]: [ 20.021841] pci 0000:00:02.0: enabling device (0140 -> 0142)
2017-09-22T15:40:25+02:00 info kernel[]: [ 20.027718] ath10k_pci 0000:02:00.0: pci irq msi oper_irq_mode 2 irq_mode 0 reset_mode 0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 20.204064] ath10k_pci 0000:02:00.0: Direct firmware load for ath10k/pre-cal-pci-0000:02:00.0.bin failed with error -2
2017-09-22T15:40:25+02:00 warning kernel[]: [ 20.214809] ath10k_pci 0000:02:00.0: Falling back to user helper
2017-09-22T15:40:25+02:00 err kernel[]: [ 20.224448] firmware ath10k!pre-cal-pci-0000:02:00.0.bin: firmware_loading_store: map pages failed
2017-09-22T15:40:25+02:00 warning kernel[]: [ 20.233557] ath10k_pci 0000:02:00.0: Direct firmware load for ath10k/cal-pci-0000:02:00.0.bin failed with error -2
2017-09-22T15:40:25+02:00 warning kernel[]: [ 20.243956] ath10k_pci 0000:02:00.0: Falling back to user helper
2017-09-22T15:40:25+02:00 err kernel[]: [ 20.253460] firmware ath10k!cal-pci-0000:02:00.0.bin: firmware_loading_store: map pages failed
2017-09-22T15:40:25+02:00 info kernel[]: [ 20.270505] ath10k_pci 0000:02:00.0: qca988x hw2.0 target 0x4100016c chip_id 0x043202ff sub 0000:0000
2017-09-22T15:40:25+02:00 info kernel[]: [ 20.279782] ath10k_pci 0000:02:00.0: kconfig debug 0 debugfs 1 tracing 0 dfs 1 testmode 1
2017-09-22T15:40:25+02:00 info kernel[]: [ 20.289395] ath10k_pci 0000:02:00.0: firmware ver 10.2.4-1.0-00029 api 5 features no-p2p,raw-mode,mfp,allows-mesh-bcast crc32 88595bb8
2017-09-22T15:40:25+02:00 warning kernel[]: [ 20.334137] ath10k_pci 0000:02:00.0: board id is not exist in otp, ignore it
2017-09-22T15:40:25+02:00 warning kernel[]: [ 20.341261] ath10k_pci 0000:02:00.0: Direct firmware load for ath10k/QCA988X/hw2.0/board-2.bin failed with error -2
2017-09-22T15:40:25+02:00 warning kernel[]: [ 20.351732] ath10k_pci 0000:02:00.0: Falling back to user helper
2017-09-22T15:40:25+02:00 err kernel[]: [ 20.361335] firmware ath10k!QCA988X!hw2.0!board-2.bin: firmware_loading_store: map pages failed
2017-09-22T15:40:25+02:00 info kernel[]: [ 20.371046] ath10k_pci 0000:02:00.0: board_file api 1 bmi_id N/A crc32 bebc7c08
2017-09-22T15:40:25+02:00 info kernel[]: [ 21.499886] ath10k_pci 0000:02:00.0: htt-ver 2.1 wmi-op 5 htt-op 2 cal otp max-sta 128 raw 0 hwcrypto 1
2017-09-22T15:40:25+02:00 debug kernel[]: [ 21.591027] ath: EEPROM regdomain: 0x0
2017-09-22T15:40:25+02:00 debug kernel[]: [ 21.591032] ath: EEPROM indicates default country code should be used
2017-09-22T15:40:25+02:00 debug kernel[]: [ 21.591034] ath: doing EEPROM country->regdmn map search
2017-09-22T15:40:25+02:00 debug kernel[]: [ 21.591038] ath: country maps to regdmn code: 0x3a
2017-09-22T15:40:25+02:00 debug kernel[]: [ 21.591041] ath: Country alpha2 being used: US
2017-09-22T15:40:25+02:00 debug kernel[]: [ 21.591044] ath: Regpair used: 0x3a
2017-09-22T15:40:25+02:00 info kernel[]: [ 22.870910] u32 classifier
2017-09-22T15:40:25+02:00 info kernel[]: [ 22.873626] input device check on
2017-09-22T15:40:25+02:00 info kernel[]: [ 22.877293] Actions configured
2017-09-22T15:40:25+02:00 info kernel[]: [ 23.220880] Mirror/redirect action on
2017-09-22T15:40:25+02:00 info kernel[]: [ 24.040869] GACT probability on
2017-09-22T15:40:25+02:00 info kernel[]: [ 27.330925] netem: version 1.3
2017-09-22T15:40:25+02:00 info kernel[]: [ 28.623789] fuse init (API version 7.23)
2017-09-22T15:40:25+02:00 info kernel[]: [ 28.832140] usbcore: registered new interface driver cdc_wdm
2017-09-22T15:40:25+02:00 info kernel[]: [ 28.841698] Ebtables v2.0 registered
2017-09-22T15:40:25+02:00 info kernel[]: [ 28.847184] ip_tables: (C) 2000-2006 Netfilter Core Team
2017-09-22T15:40:25+02:00 info kernel[]: [ 28.924404] ctnetlink v0.93: registering with nfnetlink.
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.134579] nfnl_acct: registering with nfnetlink.
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.140885] PPP MPPE Compression module registered
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.146271] NET: Registered protocol family 24
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.154558] usbcore: registered new interface driver ums-alauda
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.161488] usbcore: registered new interface driver ums-cypress
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.168512] usbcore: registered new interface driver ums-datafab
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.175493] usbcore: registered new interface driver ums-freecom
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.182527] usbcore: registered new interface driver ums-isd200
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.189517] usbcore: registered new interface driver ums-jumpshot
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.196542] usbcore: registered new interface driver ums-karma
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.203717] usbcore: registered new interface driver ums-sddr09
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.210672] usbcore: registered new interface driver ums-sddr55
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.217753] usbcore: registered new interface driver ums-usbat
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.230276] usbcore: registered new interface driver usbserial
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.236184] usbcore: registered new interface driver usbserial_generic
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.242763] usbserial: USB Serial support registered for generic
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.264814] xt_time: kernel timezone is -0000
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.283284] usbcore: registered new interface driver cdc_ether
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.298820] usbcore: registered new interface driver qmi_wwan
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.305875] usbcore: registered new interface driver rndis_host
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.319656] vmap allocation for size 102400 failed: use vmalloc=<size> to increase size.
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.327791] vmalloc: allocation failure: 95849 bytes
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.332775] kmodloader: page allocation failure: order:0, mode:0x24000c0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.339493] CPU: 0 PID: 923 Comm: kmodloader Not tainted 4.4.87-cb5e816fa6b1a6b5342df69755869d71-2 #1
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.348732] Hardware name: Marvell Armada 380/385 (Device Tree)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.354662] Backtrace:
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.357129] [<c001c66c>] (dump_backtrace) from [<c001c85c>] (show_stack+0x18/0x1c)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.364714] r6:00000000 r5:60000013 r4:c06c2368 r3:00000000
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.370429] [<c001c844>] (show_stack) from [<c02f2498>] (dump_stack+0x98/0xac)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.377671] [<c02f2400>] (dump_stack) from [<c00ab9c0>] (warn_alloc_failed+0xec/0x120)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.385603] r6:00000001 r5:00000000 r4:024000c0 r3:c06bae20
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.391320] [<c00ab8d8>] (warn_alloc_failed) from [<c00d5ad0>] (__vmalloc_node_range+0x170/0x214)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.400210] r3:00017669 r2:c05c7d4c
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.403811] r6:c008c634 r5:00000000 r4:00017669
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.408470] [<c00d5960>] (__vmalloc_node_range) from [<c001d1c0>] (module_alloc+0x5c/0xbc)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.416751] r10:f09d44c0 r9:f09bf000 r8:00017669 r7:ffffffff r6:c008c634 r5:024000c0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.424647] r4:c06da31c
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.427197] [<c001d164>] (module_alloc) from [<c008c634>] (load_module+0x7b4/0x1cd4)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.434956] r8:00017669 r7:00000aa0 r6:f09d4ba4 r5:000002ea r4:edd8ff34
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.441725] [<c008be80>] (load_module) from [<c008dc30>] (SyS_init_module+0xdc/0x14c)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.449570] r10:00000051 r9:0001223f r8:edd8e000 r7:f09df0a4 r6:b67430b4 r5:00000000
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.457467] r4:000000a4
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.460016] [<c008db54>] (SyS_init_module) from [<c0009d00>] (ret_fast_syscall+0x0/0x3c)
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.468123] r10:00000000 r9:edd8e000 r8:c0009ec4 r7:00000080 r6:00000000 r5:00000000
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.476020] r4:00000000
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.478581] Mem-Info:
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.480873] active_anon:141 inactive_anon:1 isolated_anon:0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.480873] active_file:2800 inactive_file:888 isolated_file:0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.480873] unevictable:0 dirty:0 writeback:0 unstable:0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.480873] slab_reclaimable:449 slab_unreclaimable:1611
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.480873] mapped:1838 shmem:2 pagetables:23 bounce:0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.480873] free:246836 free_pcp:362 free_cma:0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.513028] Normal free:730608kB min:3504kB low:4380kB high:5256kB active_anon:492kB inactive_anon:0kB active_file:9044kB inactive_file:2736kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:786432kB managed:769280kB mlocked:0kB dirty:0kB writeback:0kB mapped:5736kB shmem:0kB slab_reclaimable:1796kB slab_unreclaimable:6444kB kernel_stack:976kB pagetables:92kB unstable:0kB bounce:0kB free_pcp:808kB local_pcp:172kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.556918] lowmem_reserve[]: 0 2048 2048
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.560992] HighMem free:256736kB min:256kB low:552kB high:852kB active_anon:72kB inactive_anon:4kB active_file:2156kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:262144kB managed:262144kB mlocked:0kB dirty:0kB writeback:0kB mapped:1616kB shmem:8kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:640kB local_pcp:348kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.603752] lowmem_reserve[]: 0 0 0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.607286] Normal: 2*4kB (ME) 1*8kB (U) 5*16kB (UE) 6*32kB (UE) 2*64kB (UM) 1*128kB (U) 0*256kB 2*512kB (UM) 0*1024kB 2*2048kB (UE) 177*4096kB (M) = 730656kB
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.621718] HighMem: 4*4kB (UM) 3*8kB (M) 2*16kB (M) 1*32kB (M) 2*64kB (UM) 0*128kB 0*256kB 1*512kB (M) 0*1024kB 1*2048kB (U) 62*4096kB (M) = 256744kB
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.635435] 3690 total pagecache pages
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.639191] 0 pages in swap cache
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.642519] Swap cache stats: add 0, delete 0, find 0/0
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.647753] Free swap = 0kB
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.650645] Total swap = 0kB
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.653529] 262144 pages RAM
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.656412] 65536 pages HighMem/MovableOnly
2017-09-22T15:40:25+02:00 warning kernel[]: [ 29.660610] 4288 pages reserved
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.667972] pci 0000:00:01.0: enabling device (0140 -> 0142)
2017-09-22T15:40:25+02:00 debug kernel[]: [ 29.760489] ath: EEPROM regdomain: 0x0
2017-09-22T15:40:25+02:00 debug kernel[]: [ 29.760493] ath: EEPROM indicates default country code should be used
2017-09-22T15:40:25+02:00 debug kernel[]: [ 29.760496] ath: doing EEPROM country->regdmn map search
2017-09-22T15:40:25+02:00 debug kernel[]: [ 29.760500] ath: country maps to regdmn code: 0x3a
2017-09-22T15:40:25+02:00 debug kernel[]: [ 29.760503] ath: Country alpha2 being used: US
2017-09-22T15:40:25+02:00 debug kernel[]: [ 29.760505] ath: Regpair used: 0x3a
2017-09-22T15:40:25+02:00 debug kernel[]: [ 29.772378] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht'
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.773707] ieee80211 phy1: Atheros AR9287 Rev:2 mem=0xf09a0000, irq=108
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.782643] usbcore: registered new interface driver option
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.788274] usbserial: USB Serial support registered for GSM modem (1-port)
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.795918] usbcore: registered new interface driver qcserial
2017-09-22T15:40:25+02:00 info kernel[]: [ 29.801732] usbserial: USB Serial support registered for Qualcomm USB modem
2017-09-22T15:40:25+02:00 notice kernel[]: [ 32.233972] random: nonblocking pool is initialized
2017-09-22T15:40:25+02:00 info kernel[]: [ 35.091332] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
2017-09-22T15:40:25+02:00 info kernel[]: [ 35.172260] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
2017-09-22T15:40:25+02:00 info kernel[]: [ 35.175688] IPv6: ADDRCONF(NETDEV_UP): eth2: link is not ready
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.050582] usb 5-1: USB disconnect, device number 3
2017-09-22T15:40:25+02:00 notice kernel[]: [ 36.051336] sd 3:0:0:0: [sda] Synchronizing SCSI cache
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.060650] sd 3:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x01 driverbyte=0x00
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.060662] sd 3:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 03 bb fa 60 00 00 f0 00
2017-09-22T15:40:25+02:00 err kernel[]: [ 36.060667] blk_update_request: I/O error, dev sda, sector 62650976
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.067036] sd 3:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x01 driverbyte=0x00
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.067046] sd 3:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 03 bb fb 50 00 00 10 00
2017-09-22T15:40:25+02:00 err kernel[]: [ 36.067050] blk_update_request: I/O error, dev sda, sector 62651216
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.073937] sd 3:0:0:0: [sda] Synchronize Cache(10) failed: Result: hostbyte=0x01 driverbyte=0x00
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.390868] usb 5-1: new SuperSpeed USB device number 4 using xhci-hcd
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.417762] usb-storage 5-1:1.0: USB Mass Storage device detected
2017-09-22T15:40:25+02:00 info kernel[]: [ 36.441330] scsi host4: usb-storage 5-1:1.0
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.090600] mvneta f1030000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.090622] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.126569] IPv6: ADDRCONF(NETDEV_UP): br-guest_turris: link is not ready
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.156157] mvneta f1030000.ethernet eth0: Link is Down
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.170488] device eth0 entered promiscuous mode
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.170668] mvneta f1070000.ethernet eth2: Link is Up - 1Gbps/Full - flow control off
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.170681] IPv6: ADDRCONF(NETDEV_CHANGE): eth2: link becomes ready
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.173006] br-lan: port 1(eth0) entered forwarding state
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.173024] br-lan: port 1(eth0) entered forwarding state
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.185622] mvneta f1070000.ethernet eth2: Link is Down
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.199715] device eth2 entered promiscuous mode
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.199784] br-lan: port 2(eth2) entered forwarding state
2017-09-22T15:40:25+02:00 info kernel[]: [ 37.199799] br-lan: port 2(eth2) entered forwarding state