Desktop disconnects randomly with ethernet eth0: port 3 link up down

[    0.000000] Linux version 4.14.180 (builder@buildhost) (gcc version 7.5.0 (OpenWrt GCC 7.5.0 r11063-85e04e9f46)) #0 SMP Sat May 16 18:32:20 2020
[    0.000000] SoC Type: MediaTek MT7621 ver:1 eco:3
[    0.000000] bootconsole [early0] enabled
[    0.000000] CPU0 revision is: 0001992f (MIPS 1004Kc)
[    0.000000] MIPS: machine is Xiaomi Mi Router 3 Pro
[    0.000000] Determined physical RAM map:
[    0.000000]  memory: 1c000000 @ 00000000 (usable)
[    0.000000]  memory: 04000000 @ 20000000 (usable)
[    0.000000] Initrd not found or empty - disabling initrd
[    0.000000] VPE topology {2,2} total 4
[    0.000000] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[    0.000000] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[    0.000000] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
[    0.000000] Zone ranges:
[    0.000000]   Normal   [mem 0x0000000000000000-0x000000000fffffff]
[    0.000000]   HighMem  [mem 0x0000000010000000-0x0000000023ffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000000000-0x000000001bffffff]
[    0.000000]   node   0: [mem 0x0000000020000000-0x0000000023ffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000023ffffff]
[    0.000000] On node 0 totalpages: 131072
[    0.000000] free_area_init_node: node 0, pgdat 805727a0, node_mem_map 81003000
[    0.000000]   Normal zone: 512 pages used for memmap
[    0.000000]   Normal zone: 0 pages reserved
[    0.000000]   Normal zone: 65536 pages, LIFO batch:15
[    0.000000]   HighMem zone: 65536 pages, LIFO batch:15
[    0.000000] random: get_random_bytes called from 0x80575744 with crng_init=0
[    0.000000] percpu: Embedded 14 pages/cpu s26224 r8192 d22928 u57344
[    0.000000] pcpu-alloc: s26224 r8192 d22928 u57344 alloc=14*4096
[    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 130560
[    0.000000] Kernel command line: console=ttyS0,115200n8 rootfstype=squashfs,jffs2
[    0.000000] PID hash table entries: 1024 (order: 0, 4096 bytes)
[    0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
[    0.000000] Writing ErrCtl register=00058000
[    0.000000] Readback ErrCtl register=00058000
[    0.000000] Memory: 512044K/524288K available (4748K kernel code, 239K rwdata, 588K rodata, 1260K init, 255K bss, 12244K reserved, 0K cma-reserved, 262144K highmem)
[    0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] Hierarchical RCU implementation.
[    0.000000] NR_IRQS: 256
[    0.000000] CPU Clock: 880MHz
[    0.000000] clocksource: GIC: mask: 0xffffffffffffffff max_cycles: 0xcaf478abb4, max_idle_ns: 440795247997 ns
[    0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 4343773742 ns
[    0.000009] sched_clock: 32 bits at 440MHz, resolution 2ns, wraps every 4880645118ns
[    0.007819] Calibrating delay loop... 586.13 BogoMIPS (lpj=2930688)
[    0.073985] pid_max: default: 32768 minimum: 301
[    0.078759] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.085268] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.094085] Hierarchical SRCU implementation.
[    0.099252] smp: Bringing up secondary CPUs ...
[    0.104458] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[    0.104467] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[    0.104478] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
[    0.104612] CPU1 revision is: 0001992f (MIPS 1004Kc)
[    0.164006] Synchronize counters for CPU 1: done.
[    0.198312] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[    0.198321] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[    0.198328] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
[    0.198396] CPU2 revision is: 0001992f (MIPS 1004Kc)
[    0.255159] Synchronize counters for CPU 2: done.
[    0.285610] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[    0.285617] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[    0.285624] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
[    0.285699] CPU3 revision is: 0001992f (MIPS 1004Kc)
[    0.340342] Synchronize counters for CPU 3: done.
[    0.370194] smp: Brought up 1 node, 4 CPUs
[    0.378089] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.387882] futex hash table entries: 1024 (order: 3, 32768 bytes)
[    0.394177] pinctrl core: initialized pinctrl subsystem
[    0.400806] NET: Registered protocol family 16
[    0.410624] FPU Affinity set after 11720 emulations
[    0.411339] pull PCIe RST: RALINK_RSTCTRL = 4000000
[    0.716617] release PCIe RST: RALINK_RSTCTRL = 7000000
[    0.721663] ***** Xtal 40MHz *****
[    0.725021] release PCIe RST: RALINK_RSTCTRL = 7000000
[    0.730120] Port 0 N_FTS = 1b105000
[    0.733590] Port 1 N_FTS = 1b105000
[    0.737028] Port 2 N_FTS = 1b102800
[    1.892300] PCIE2 no card, disable it(RST&CLK)
[    1.896660]  -> 21007f2
[    1.899061] PCIE0 enabled
[    1.901653] PCIE1 enabled
[    1.904258] PCI host bridge /pcie@1e140000 ranges:
[    1.909030]  MEM 0x0000000060000000..0x000000006fffffff
[    1.914192]   IO 0x000000001e160000..0x000000001e16ffff
[    1.919388] PCI coherence region base: 0xbfbf8000, mask/settings: 0x60000000
[    1.935283] mt7621_gpio 1e000600.gpio: registering 32 gpios
[    1.941143] mt7621_gpio 1e000600.gpio: registering 32 gpios
[    1.946919] mt7621_gpio 1e000600.gpio: registering 32 gpios
[    1.954679] PCI host bridge to bus 0000:00
[    1.958705] pci_bus 0000:00: root bus resource [mem 0x60000000-0x6fffffff]
[    1.965543] pci_bus 0000:00: root bus resource [io  0xffffffff]
[    1.971393] pci_bus 0000:00: root bus resource [??? 0x00000000 flags 0x0]
[    1.978160] pci_bus 0000:00: No busn resource found for root bus, will use [bus 00-ff]
[    1.986043] pci 0000:00:00.0: [0e8d:0801] type 01 class 0x060400
[    1.986082] pci 0000:00:00.0: reg 0x10: [mem 0x00000000-0x7fffffff]
[    1.986094] pci 0000:00:00.0: reg 0x14: [mem 0x60200000-0x6020ffff]
[    1.986158] pci 0000:00:00.0: supports D1
[    1.986167] pci 0000:00:00.0: PME# supported from D0 D1 D3hot
[    1.986390] pci 0000:00:01.0: [0e8d:0801] type 01 class 0x060400
[    1.986416] pci 0000:00:01.0: reg 0x10: [mem 0x00000000-0x7fffffff]
[    1.986429] pci 0000:00:01.0: reg 0x14: [mem 0x60210000-0x6021ffff]
[    1.986479] pci 0000:00:01.0: supports D1
[    1.986487] pci 0000:00:01.0: PME# supported from D0 D1 D3hot
[    1.986886] pci 0000:01:00.0: [14c3:7615] type 00 class 0x000280
[    1.986935] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x000fffff 64bit]
[    1.987232] pci_bus 0000:01: busn_res: [bus 01-ff] end is updated to 01
[    1.987402] pci 0000:02:00.0: [14c3:7615] type 00 class 0x000280
[    1.987449] pci 0000:02:00.0: reg 0x10: [mem 0x00000000-0x000fffff 64bit]
[    1.987743] pci_bus 0000:02: busn_res: [bus 02-ff] end is updated to 02
[    1.987761] pci_bus 0000:00: busn_res: [bus 00-ff] end is updated to 02
[    1.987825] pci 0000:00:00.0: BAR 0: no space for [mem size 0x80000000]
[    1.994360] pci 0000:00:00.0: BAR 0: failed to assign [mem size 0x80000000]
[    2.001248] pci 0000:00:01.0: BAR 0: no space for [mem size 0x80000000]
[    2.007825] pci 0000:00:01.0: BAR 0: failed to assign [mem size 0x80000000]
[    2.014732] pci 0000:00:00.0: BAR 8: assigned [mem 0x60000000-0x600fffff]
[    2.021480] pci 0000:00:01.0: BAR 8: assigned [mem 0x60100000-0x601fffff]
[    2.028207] pci 0000:00:00.0: BAR 1: assigned [mem 0x60200000-0x6020ffff]
[    2.034968] pci 0000:00:01.0: BAR 1: assigned [mem 0x60210000-0x6021ffff]
[    2.041688] pci 0000:01:00.0: BAR 0: assigned [mem 0x60000000-0x600fffff 64bit]
[    2.048964] pci 0000:00:00.0: PCI bridge to [bus 01]
[    2.053870] pci 0000:00:00.0:   bridge window [mem 0x60000000-0x600fffff]
[    2.060632] pci 0000:02:00.0: BAR 0: assigned [mem 0x60100000-0x601fffff 64bit]
[    2.067872] pci 0000:00:01.0: PCI bridge to [bus 02]
[    2.072799] pci 0000:00:01.0:   bridge window [mem 0x60100000-0x601fffff]
[    2.080895] clocksource: Switched to clocksource GIC
[    2.087457] NET: Registered protocol family 2
[    2.092602] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[    2.099493] TCP bind hash table entries: 2048 (order: 2, 16384 bytes)
[    2.105921] TCP: Hash tables configured (established 2048 bind 2048)
[    2.112351] UDP hash table entries: 256 (order: 1, 8192 bytes)
[    2.118119] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[    2.124585] NET: Registered protocol family 1
[    2.128906] PCI: CLS 0 bytes, default 32
[    2.360839] 4 CPUs re-calibrate udelay(lpj = 2924544)
[    2.367242] Crashlog allocated RAM at address 0x3f00000
[    2.372659] workingset: timestamp_bits=30 max_order=17 bucket_order=0
[    2.382887] random: fast init done
[    2.389148] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    2.394983] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[    2.407931] bounce: pool size: 64 pages
[    2.411770] io scheduler noop registered
[    2.415596] io scheduler deadline registered (default)
[    2.421810] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled
[    2.431077] console [ttyS0] disabled
[    2.434624] 1e000c00.uartlite: ttyS0 at MMIO 0x1e000c00 (irq = 19, base_baud = 3125000) is a 16550A
[    2.443617] console [ttyS0] enabled
[    2.450468] bootconsole [early0] disabled
[    2.460528] MediaTek Nand driver init, version v2.1 Fix AHB virt2phys error
[    2.467731] Enable NFI Clock
[    2.470601] # MTK NAND # : Use HW ECC
[    2.474293] Device found in MTK table, ID: 2cda, EXT_ID: 909506
[    2.480186] Support this Device in MTK table! 2cda 
[    2.485157] [NAND]select ecc bit:4, sparesize :64 spare_per_sector=16
[    2.491635] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xda
[    2.497956] nand: Micron NAND 256MiB 3,3V 8-bit
[    2.502488] nand: 256 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64
[    2.510039] Scanning device for bad blocks
[    2.529545] Bad eraseblock 59 at 0x000000760000
[    2.546872] Bad eraseblock 109 at 0x000000da0000
[    2.566613] Bad eraseblock 168 at 0x000001500000
[    2.572908] Bad eraseblock 175 at 0x0000015e0000
[    2.590051] Bad eraseblock 224 at 0x000001c00000
[    2.595054] Bad eraseblock 226 at 0x000001c40000
[    2.790588] Bad eraseblock 964 at 0x000007880000
[    3.075656] 10 fixed-partitions partitions found on MTD device MT7621-NAND
[    3.082514] Creating 10 MTD partitions on "MT7621-NAND":
[    3.087808] 0x000000000000-0x000000040000 : "Bootloader"
[    3.094109] 0x000000040000-0x000000080000 : "Config"
[    3.099846] 0x000000080000-0x0000000c0000 : "Bdata"
[    3.105605] 0x0000000c0000-0x000000100000 : "Factory"
[    3.111595] 0x000000100000-0x000000140000 : "crash"
[    3.117317] 0x000000140000-0x0000001c0000 : "crash_syslog"
[    3.123696] 0x0000001c0000-0x000000200000 : "reserved0"
[    3.129756] 0x000000200000-0x000000600000 : "kernel_stock"
[    3.136160] 0x000000600000-0x000000a00000 : "kernel"
[    3.142035] 0x000000a00000-0x00000ff80000 : "ubi"
[    3.149436] [mtk_nand] probe successfully!
[    3.154277] Signature matched and data read!
[    3.158525] load_fact_bbt success 2047
[    3.162883] libphy: Fixed MDIO Bus: probed
[    3.233471] libphy: mdio: probed
[    4.637139] mtk_soc_eth 1e100000.ethernet: loaded mt7530 driver
[    4.643825] mtk_soc_eth 1e100000.ethernet eth0: mediatek frame engine at 0xbe100000, irq 21
[    4.654752] NET: Registered protocol family 10
[    4.660762] Segment Routing with IPv6
[    4.664541] NET: Registered protocol family 17
[    4.669034] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[    4.681949] 8021q: 802.1Q VLAN Support v1.8
[    4.689140] UBI: auto-attach mtd9
[    4.692523] ubi0: attaching mtd9
[    6.345186] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[    6.685888] mtk_soc_eth 1e100000.ethernet eth0: port 4 link up
[    6.941738] ubi0: scanning is finished
[    6.962879] ubi0: attached mtd9 (name "ubi", size 245 MiB)
[    6.968357] ubi0: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes
[    6.975223] ubi0: min./max. I/O unit sizes: 2048/2048, sub-page size 2048
[    6.981993] ubi0: VID header offset: 2048 (aligned 2048), data offset: 4096
[    6.988920] ubi0: good PEBs: 1958, bad PEBs: 6, corrupted PEBs: 0
[    6.994995] ubi0: user volume: 2, internal volumes: 1, max. volumes count: 128
[    7.002199] ubi0: max/mean erase counter: 2/1, WL threshold: 4096, image sequence number: 3350229377
[    7.011306] ubi0: available PEBs: 0, total reserved PEBs: 1958, PEBs reserved for bad PEB handling: 34
[    7.020591] ubi0: background thread "ubi_bgt0d" started, PID 397
[    7.022620] block ubiblock0_0: created from ubi0:0(rootfs)
[    7.032062] ubiblock: device ubiblock0_0 (rootfs) set to be root filesystem
[    7.039001] hctosys: unable to open rtc device (rtc0)
[    7.044292] usb_vbus: disabling
[    7.054001] VFS: Mounted root (squashfs filesystem) readonly on device 254:0.
[    7.065455] Freeing unused kernel memory: 1260K
[    7.069980] This architecture does not have kernel memory protection.
[    7.636078] init: Console is alive
[    7.639723] init: - watchdog -
[    7.663500] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[    8.285761] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[    8.356885] usbcore: registered new interface driver usbfs
[    8.362561] usbcore: registered new interface driver hub
[    8.368023] usbcore: registered new device driver usb
[    8.380429] xhci-mtk 1e1c0000.xhci: 1e1c0000.xhci supply vusb33 not found, using dummy regulator
[    8.389423] xhci-mtk 1e1c0000.xhci: xHCI Host Controller
[    8.394772] xhci-mtk 1e1c0000.xhci: new USB bus registered, assigned bus number 1
[    8.411040] xhci-mtk 1e1c0000.xhci: hcc params 0x01401198 hci version 0x96 quirks 0x0000000000210010
[    8.420209] xhci-mtk 1e1c0000.xhci: irq 20, io mem 0x1e1c0000
[    8.426952] hub 1-0:1.0: USB hub found
[    8.430776] hub 1-0:1.0: 2 ports detected
[    8.435474] xhci-mtk 1e1c0000.xhci: xHCI Host Controller
[    8.440787] xhci-mtk 1e1c0000.xhci: new USB bus registered, assigned bus number 2
[    8.448286] xhci-mtk 1e1c0000.xhci: Host supports USB 3.0  SuperSpeed
[    8.454887] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[    8.463842] hub 2-0:1.0: USB hub found
[    8.467655] hub 2-0:1.0: 1 port detected
[    8.476937] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[    8.501204] init: - preinit -
[    9.205421] mtk_soc_eth 1e100000.ethernet: PPE started
[    9.280187] random: procd: uninitialized urandom read (4 bytes read)
[   10.466191] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[   11.773001] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[   12.427257] UBIFS (ubi0:1): background thread "ubifs_bgt0_1" started, PID 503
[   12.500057] UBIFS (ubi0:1): recovery needed
[   12.659293] UBIFS (ubi0:1): recovery completed
[   12.663904] UBIFS (ubi0:1): UBIFS: mounted UBI device 0, volume 1, name "rootfs_data"
[   12.671715] UBIFS (ubi0:1): LEB size: 126976 bytes (124 KiB), min./max. I/O unit sizes: 2048 bytes/2048 bytes
[   12.681602] UBIFS (ubi0:1): FS size: 238968832 bytes (227 MiB, 1882 LEBs), journal size 11935744 bytes (11 MiB, 94 LEBs)
[   12.692432] UBIFS (ubi0:1): reserved for root: 4952683 bytes (4836 KiB)
[   12.699019] UBIFS (ubi0:1): media format: w4/r0 (latest is w5/r0), UUID 062AE30E-57A5-443C-8242-1D73F8C86431, small LPT model
[   12.716826] mount_root: switching to ubifs overlay
[   12.749497] urandom-seed: Seeding with /etc/urandom.seed
[   12.845008] mtk_soc_eth 1e100000.ethernet: 0x100 = 0x6060000c, 0x10c = 0x80818
[   12.859912] procd: - early -
[   12.862929] procd: - watchdog -
[   13.581050] procd: - watchdog -
[   13.584513] procd: - ubus -
[   13.654188] random: ubusd: uninitialized urandom read (4 bytes read)
[   13.664212] random: ubusd: uninitialized urandom read (4 bytes read)
[   13.671073] random: ubusd: uninitialized urandom read (4 bytes read)
[   13.678263] procd: - init -
[   14.157779] kmodloader: loading kernel modules from /etc/modules.d/*
[   14.222867] ip6_tables: (C) 2000-2006 Netfilter Core Team
[   14.235160] Loading modules backported from Linux version v4.19.120-0-gfdc072324f3c
[   14.242986] Backport generated by backports.git v4.19.120-1-0-g60c3a249
[   14.251456] ip_tables: (C) 2000-2006 Netfilter Core Team
[   14.263406] nf_conntrack version 0.5.0 (8192 buckets, 32768 max)
[   14.305844] xt_time: kernel timezone is -0000
[   14.353856] bus=0x1, slot = 0x0, irq=0x0
[   14.370723] urngd: v1.0.2 started.
[   14.381636] mt7615e 0000:01:00.0: HW/SW Version: 0x8a108a10, Build Time: 20180518100604a
[   14.381636] 
[   14.507853] random: crng init done
[   14.511286] random: 6 urandom warning(s) missed due to ratelimiting
[   14.597383] mt7615e 0000:01:00.0: N9 Firmware Version: _reserved_, Build Time: 20190103180756
[   14.615240] mt7615e 0000:01:00.0: CR4 Firmware Version: _reserved_, Build Time: 20181207140436
[   14.650185] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[   15.967417] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[   18.872745] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[   20.162245] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[   22.249834] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[   22.252965] bus=0x2, slot = 0x1, irq=0x0
[   22.281444] mt7615e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20180518100604a
[   22.281444] 
[   22.307091] mt7615e 0000:02:00.0: N9 Firmware Version: _reserved_, Build Time: 20190103180756
[   22.325222] mt7615e 0000:02:00.0: CR4 Firmware Version: _reserved_, Build Time: 20181207140436
[   22.906188] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[   24.188858] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[   27.026730] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[   28.382258] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[   29.982236] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht'
[   29.989305] PPP generic driver version 2.4.2
[   29.995100] NET: Registered protocol family 24
[   30.002435] kmodloader: done loading kernel modules from /etc/modules.d/*
[   30.810453] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[   36.159923] mtk_soc_eth 1e100000.ethernet: PPE started
[   36.171787] device eth0 entered promiscuous mode
[   36.177519] br-lan: port 1(eth0.1) entered blocking state
[   36.183098] br-lan: port 1(eth0.1) entered disabled state
[   36.189158] device eth0.1 entered promiscuous mode
[   36.199105] br-lan: port 1(eth0.1) entered blocking state
[   36.204590] br-lan: port 1(eth0.1) entered forwarding state
[   36.210706] IPv6: ADDRCONF(NETDEV_UP): br-lan: link is not ready
[   37.161816] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
[   39.291613] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   39.301332] br-lan: port 2(wlan0) entered blocking state
[   39.306634] br-lan: port 2(wlan0) entered disabled state
[   39.312484] device wlan0 entered promiscuous mode
[   40.477171] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[   40.483822] br-lan: port 2(wlan0) entered blocking state
[   40.489114] br-lan: port 2(wlan0) entered forwarding state
[  296.774694] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  299.575050] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  301.796253] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  304.561112] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  305.874238] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  308.716153] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  310.068036] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  312.780111] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  314.095280] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  316.575399] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  372.273720] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  375.076110] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  598.790348] mtk_soc_eth 1e100000.ethernet eth0: port 4 link down
[  600.656935] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  639.987003] mtk_soc_eth 1e100000.ethernet eth0: port 4 link up
[  650.761644] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  652.066876] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  654.781192] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  656.094215] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  658.951191] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  660.288337] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  662.640371] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  772.513283] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  775.370014] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  776.720867] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  779.561127] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  780.915065] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  783.716051] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  785.024975] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  787.390332] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  897.252570] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  900.135016] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  907.149139] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  909.904990] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  911.187665] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  914.024918] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  915.382113] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  918.170017] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  924.199535] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  926.905996] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  928.217023] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  931.151609] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  932.494529] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  935.279926] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[  936.604608] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[  939.135275] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[ 1081.937472] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[ 1084.759926] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[ 1086.087677] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[ 1088.826005] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[ 1090.114925] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[ 1092.996006] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
[ 1094.309048] mtk_soc_eth 1e100000.ethernet eth0: port 3 link down
[ 1096.640210] mtk_soc_eth 1e100000.ethernet eth0: port 3 link up
  1. Have you tried another cable?
  2. Have you tried to connect to another port?
  3. Does it have the same behavior if you connect another device on port 3?
1 Like

tried with another port, seems the issue is resolved now.

1 Like

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