Crash at at net/sched/sch_generic.c
Username: Christian
Origin: https://bugs.openwrt.org/index.php?do=details&task_id=1940
It’s my first Bugreport here, so don’t blame me please using the wrong formatting or something.
Happend on a Xiaomi Mi Router 3G
Architecture: MediaTek MT7621 ver:1 eco:3
Firmware: OpenWrt SNAPSHOT r8121-9f0cb135 / LuCI Master (git-18.264.24000-89a4fdd)
Kernel Version: 4.14.71
Uptime: 21d 11h 4m 2s
[ 0.000000] Linux version 4.14.71 (buildbot@crazyhorse) (gcc version 7.3.0 (OpenWrt GCC 7.3.0 r8121-9f0cb13)) #0 SMP Sun Sep 23 15:45:08 2018
[ 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 3G
[ 0.000000] Determined physical RAM map:
[ 0.000000] memory: 10000000 @ 00000000 (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 empty
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x0000000000000000-0x000000000fffffff]
[ 0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x000000000fffffff]
[ 0.000000] On node 0 totalpages: 65536
[ 0.000000] free_area_init_node: node 0, pgdat 805c8280, 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] random: get_random_bytes called from start_kernel+0x90/0x4ac with crng_init=0
[ 0.000000] percpu: Embedded 14 pages/cpu @81210000 s26256 r8192 d22896 u57344
[ 0.000000] pcpu-alloc: s26256 r8192 d22896 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: 65024
[ 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=0000b000
[ 0.000000] Readback ErrCtl register=0000b000
[ 0.000000] Memory: 253140K/262144K available (4646K kernel code, 241K rwdata, 1032K rodata, 212K init, 282K bss, 9004K reserved, 0K cma-reserved, 0K 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] 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
[ 0.000010] sched_clock: 32 bits at 440MHz, resolution 2ns, wraps every 4880645118ns
[ 0.007814] Calibrating delay loop... 586.13 BogoMIPS (lpj=2930688)
[ 0.073975] pid_max: default: 32768 minimum: 301
[ 0.078746] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.085253] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.094058] Hierarchical SRCU implementation.
[ 0.099230] smp: Bringing up secondary CPUs ...
[ 0.116621] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[ 0.116631] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[ 0.116643] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
[ 0.116781] CPU1 revision is: 0001992f (MIPS 1004Kc)
[ 0.163977] Synchronize counters for CPU 1: done.
[ 0.210735] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[ 0.210744] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[ 0.210754] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
[ 0.210824] CPU2 revision is: 0001992f (MIPS 1004Kc)
[ 0.255104] Synchronize counters for CPU 2: done.
[ 0.297768] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[ 0.297775] Primary data cache 32kB, 4-way, PIPT, no aliases, linesize 32 bytes
[ 0.297784] MIPS secondary cache 256kB, 8-way, linesize 32 bytes.
[ 0.297857] CPU3 revision is: 0001992f (MIPS 1004Kc)
[ 0.340281] Synchronize counters for CPU 3: done.
[ 0.370143] smp: Brought up 1 node, 4 CPUs
[ 0.377934] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.387726] futex hash table entries: 1024 (order: 3, 32768 bytes)
[ 0.394028] pinctrl core: initialized pinctrl subsystem
[ 0.400632] NET: Registered protocol family 16
[ 0.414353] FPU Affinity set after 11720 emulations
[ 0.415225] pull PCIe RST: RALINK_RSTCTRL = 4000000
[ 0.720474] release PCIe RST: RALINK_RSTCTRL = 7000000
[ 0.725520] ***** Xtal 40MHz *****
[ 0.728878] release PCIe RST: RALINK_RSTCTRL = 7000000
[ 0.733977] Port 0 N_FTS = 1b105000
[ 0.737446] Port 1 N_FTS = 1b105000
[ 0.740888] Port 2 N_FTS = 1b102800
[ 1.896122] PCIE2 no card, disable it(RST&CLK)
[ 1.900485] -> 21007f2
[ 1.902887] PCIE0 enabled
[ 1.905476] PCIE1 enabled
[ 1.908080] PCI host bridge /pcie@1e140000 ranges:
[ 1.912860] MEM 0x0000000060000000..0x000000006fffffff
[ 1.918010] IO 0x000000001e160000..0x000000001e16ffff
[ 1.923209] PCI coherence region base: 0xbfbf8000, mask/settings: 0x60000000
[ 1.939229] mt7621_gpio 1e000600.gpio: registering 32 gpios
[ 1.945101] mt7621_gpio 1e000600.gpio: registering 32 gpios
[ 1.950815] mt7621_gpio 1e000600.gpio: registering 32 gpios
[ 1.958511] PCI host bridge to bus 0000:00
[ 1.962551] pci_bus 0000:00: root bus resource [mem 0x60000000-0x6fffffff]
[ 1.969378] pci_bus 0000:00: root bus resource [io 0xffffffff]
[ 1.975232] pci_bus 0000:00: root bus resource [??? 0x00000000 flags 0x0]
[ 1.981991] pci_bus 0000:00: No busn resource found for root bus, will use [bus 00-ff]
[ 1.989880] pci 0000:00:00.0: [0e8d:0801] type 01 class 0x060400
[ 1.989921] pci 0000:00:00.0: reg 0x10: [mem 0x00000000-0x7fffffff]
[ 1.989934] pci 0000:00:00.0: reg 0x14: [mem 0x60300000-0x6030ffff]
[ 1.990001] pci 0000:00:00.0: supports D1
[ 1.990010] pci 0000:00:00.0: PME# supported from D0 D1 D3hot
[ 1.990257] pci 0000:00:01.0: [0e8d:0801] type 01 class 0x060400
[ 1.990297] pci 0000:00:01.0: reg 0x10: [mem 0x00000000-0x7fffffff]
[ 1.990317] pci 0000:00:01.0: reg 0x14: [mem 0x60310000-0x6031ffff]
[ 1.990379] pci 0000:00:01.0: supports D1
[ 1.990389] pci 0000:00:01.0: PME# supported from D0 D1 D3hot
[ 1.990865] pci 0000:01:00.0: [14c3:7603] type 00 class 0x028000
[ 1.990921] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x000fffff]
[ 1.991051] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
[ 1.991264] pci_bus 0000:01: busn_res: [bus 01-ff] end is updated to 01
[ 1.991535] pci 0000:02:00.0: [14c3:7662] type 00 class 0x028000
[ 1.991599] pci 0000:02:00.0: reg 0x10: [mem 0x00000000-0x000fffff 64bit]
[ 1.991644] pci 0000:02:00.0: reg 0x30: [mem 0x00000000-0x0000ffff pref]
[ 1.991740] pci 0000:02:00.0: PME# supported from D0 D3hot D3cold
[ 1.991961] pci_bus 0000:02: busn_res: [bus 02-ff] end is updated to 02
[ 1.992035] pci_bus 0000:00: busn_res: [bus 00-ff] end is updated to 02
[ 1.992102] pci 0000:00:00.0: BAR 0: no space for [mem size 0x80000000]
[ 1.998615] pci 0000:00:00.0: BAR 0: failed to assign [mem size 0x80000000]
[ 2.005547] pci 0000:00:01.0: BAR 0: no space for [mem size 0x80000000]
[ 2.012088] pci 0000:00:01.0: BAR 0: failed to assign [mem size 0x80000000]
[ 2.019018] pci 0000:00:00.0: BAR 8: assigned [mem 0x60000000-0x600fffff]
[ 2.025749] pci 0000:00:01.0: BAR 8: assigned [mem 0x60100000-0x601fffff]
[ 2.032501] pci 0000:00:01.0: BAR 9: assigned [mem 0x60200000-0x602fffff pref]
[ 2.039657] pci 0000:00:00.0: BAR 1: assigned [mem 0x60300000-0x6030ffff]
[ 2.046417] pci 0000:00:01.0: BAR 1: assigned [mem 0x60310000-0x6031ffff]
[ 2.053137] pci 0000:01:00.0: BAR 0: assigned [mem 0x60000000-0x600fffff]
[ 2.059887] pci 0000:00:00.0: PCI bridge to [bus 01]
[ 2.064802] pci 0000:00:00.0: bridge window [mem 0x60000000-0x600fffff]
[ 2.071560] pci 0000:02:00.0: BAR 0: assigned [mem 0x60100000-0x601fffff 64bit]
[ 2.078806] pci 0000:02:00.0: BAR 6: assigned [mem 0x60200000-0x6020ffff pref]
[ 2.085980] pci 0000:00:01.0: PCI bridge to [bus 02]
[ 2.090887] pci 0000:00:01.0: bridge window [mem 0x60100000-0x601fffff]
[ 2.097639] pci 0000:00:01.0: bridge window [mem 0x60200000-0x602fffff pref]
[ 2.106379] clocksource: Switched to clocksource GIC
[ 2.112935] NET: Registered protocol family 2
[ 2.118037] TCP established hash table entries: 2048 (order: 1, 8192 bytes)
[ 2.124921] TCP bind hash table entries: 2048 (order: 2, 16384 bytes)
[ 2.131345] TCP: Hash tables configured (established 2048 bind 2048)
[ 2.137749] UDP hash table entries: 256 (order: 1, 8192 bytes)
[ 2.143515] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[ 2.149965] NET: Registered protocol family 1
[ 2.154283] PCI: CLS 0 bytes, default 32
[ 2.386331] 4 CPUs re-calibrate udelay(lpj = 2924544)
[ 2.392750] Crashlog allocated RAM at address 0x3f00000
[ 2.398126] workingset: timestamp_bits=30 max_order=16 bucket_order=0
[ 2.408447] random: fast init done
[ 2.414592] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 2.420435] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 2.433456] io scheduler noop registered
[ 2.437354] io scheduler deadline registered (default)
[ 2.443388] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled
[ 2.452695] console [ttyS0] disabled
[ 2.456243] 1e000c00.uartlite: ttyS0 at MMIO 0x1e000c00 (irq = 18, base_baud = 3125000) is a 16550A
[ 2.465254] console [ttyS0] enabled
[ 2.472128] bootconsole [early0] disabled
[ 2.480843] cacheinfo: Unable to detect cache hierarchy for CPU 0
[ 2.487749] MediaTek Nand driver init, version v2.1 Fix AHB virt2phys error
[ 2.494804] Enable NFI Clock
[ 2.497788] # MTK NAND # : Use HW ECC
[ 2.501453] Device not found, ID: c8d1
[ 2.505177] Not Support this Device!
[ 2.508922] chip_mode=00000001
[ 2.511961] Support this Device in MTK table! c8d1
[ 2.516931] [NAND]select ecc bit:4, sparesize :64 spare_per_sector=16
[ 2.523390] nand: device found, Manufacturer ID: 0xc8, Chip ID: 0xd1
[ 2.529727] nand: ESMT NAND 128MiB 3,3V 8-bit
[ 2.534064] nand: 128 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64
[ 2.541634] Scanning device for bad blocks
[ 2.691286] 10 fixed-partitions partitions found on MTD device MT7621-NAND
[ 2.698146] Creating 10 MTD partitions on "MT7621-NAND":
[ 2.703441] 0x000000000000-0x000000080000 : "Bootloader"
[ 2.709741] 0x000000080000-0x0000000c0000 : "Config"
[ 2.715570] 0x0000000c0000-0x000000100000 : "Bdata"
[ 2.721345] 0x000000100000-0x000000140000 : "Factory"
[ 2.727279] 0x000000140000-0x000000180000 : "crash"
[ 2.732950] 0x000000180000-0x0000001c0000 : "crash_syslog"
[ 2.739379] 0x0000001c0000-0x000000200000 : "reserved0"
[ 2.745415] 0x000000200000-0x000000600000 : "kernel_stock"
[ 2.751846] 0x000000600000-0x000000a00000 : "kernel"
[ 2.757731] 0x000000a00000-0x000007f80000 : "ubi"
[ 2.764193] [mtk_nand] probe successfully!
[ 2.769046] Signature matched and data read!
[ 2.773293] load_fact_bbt success 1023
[ 2.777691] libphy: Fixed MDIO Bus: probed
[ 2.848976] libphy: mdio: probed
[ 4.252654] mtk_soc_eth 1e100000.ethernet: loaded mt7530 driver
[ 4.259343] mtk_soc_eth 1e100000.ethernet eth0: mediatek frame engine at 0xbe100000, irq 20
[ 4.270147] NET: Registered protocol family 10
[ 4.275976] Segment Routing with IPv6
[ 4.279792] NET: Registered protocol family 17
[ 4.284271] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[ 4.297188] 8021q: 802.1Q VLAN Support v1.8
[ 4.304363] UBI: auto-attach mtd9
[ 4.307728] ubi0: attaching mtd9
[ 4.566981] mtk_soc_eth 1e100000.ethernet eth0: port 2 link up
[ 5.418406] ubi0: scanning is finished
[ 5.438343] ubi0: attached mtd9 (name "ubi", size 117 MiB)
[ 5.443821] ubi0: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes
[ 5.450711] ubi0: min./max. I/O unit sizes: 2048/2048, sub-page size 2048
[ 5.457490] ubi0: VID header offset: 2048 (aligned 2048), data offset: 4096
[ 5.464415] ubi0: good PEBs: 940, bad PEBs: 0, corrupted PEBs: 0
[ 5.470413] ubi0: user volume: 2, internal volumes: 1, max. volumes count: 128
[ 5.477622] ubi0: max/mean erase counter: 2/1, WL threshold: 4096, image sequence number: 1784382385
[ 5.486733] ubi0: available PEBs: 0, total reserved PEBs: 940, PEBs reserved for bad PEB handling: 20
[ 5.495944] ubi0: background thread "ubi_bgt0d" started, PID 393
[ 5.497988] block ubiblock0_0: created from ubi0:0(rootfs)
[ 5.498003] ubiblock: device ubiblock0_0 (rootfs) set to be root filesystem
[ 5.498024] hctosys: unable to open rtc device (rtc0)
[ 5.498402] usb_vbus: disabling
[ 5.529115] VFS: Mounted root (squashfs filesystem) readonly on device 254:0.
[ 5.536798] Freeing unused kernel memory: 212K
[ 5.541236] This architecture does not have kernel memory protection.
[ 6.078086] init: Console is alive
[ 6.081728] init: - watchdog -
[ 6.597857] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[ 6.687477] usbcore: registered new interface driver usbfs
[ 6.693032] usbcore: registered new interface driver hub
[ 6.698523] usbcore: registered new device driver usb
[ 6.713079] xhci-mtk 1e1c0000.xhci: 1e1c0000.xhci supply vusb33 not found, using dummy regulator
[ 6.722073] xhci-mtk 1e1c0000.xhci: xHCI Host Controller
[ 6.727437] xhci-mtk 1e1c0000.xhci: new USB bus registered, assigned bus number 1
[ 6.746528] xhci-mtk 1e1c0000.xhci: hcc params 0x01401198 hci version 0x96 quirks 0x00210010
[ 6.755015] xhci-mtk 1e1c0000.xhci: irq 19, io mem 0x1e1c0000
[ 6.761822] hub 1-0:1.0: USB hub found
[ 6.765649] hub 1-0:1.0: 2 ports detected
[ 6.768204] mtk_soc_eth 1e100000.ethernet eth0: port 1 link up
[ 6.776055] xhci-mtk 1e1c0000.xhci: xHCI Host Controller
[ 6.781400] xhci-mtk 1e1c0000.xhci: new USB bus registered, assigned bus number 2
[ 6.788889] xhci-mtk 1e1c0000.xhci: Host supports USB 3.0 SuperSpeed
[ 6.795493] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[ 6.804431] hub 2-0:1.0: USB hub found
[ 6.808278] hub 2-0:1.0: 1 port detected
[ 6.815186] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[ 6.836707] init: - preinit -
[ 7.585842] mtk_soc_eth 1e100000.ethernet: PPE started
[ 7.661226] random: procd: uninitialized urandom read (4 bytes read)
[ 10.797221] UBIFS (ubi0:1): background thread "ubifs_bgt0_1" started, PID 487
[ 10.871665] UBIFS (ubi0:1): recovery needed
[ 11.060011] UBIFS (ubi0:1): recovery completed
[ 11.064605] UBIFS (ubi0:1): UBIFS: mounted UBI device 0, volume 1, name "rootfs_data"
[ 11.072423] UBIFS (ubi0:1): LEB size: 126976 bytes (124 KiB), min./max. I/O unit sizes: 2048 bytes/2048 bytes
[ 11.082321] UBIFS (ubi0:1): FS size: 112373760 bytes (107 MiB, 885 LEBs), journal size 5586944 bytes (5 MiB, 44 LEBs)
[ 11.092902] UBIFS (ubi0:1): reserved for root: 4952683 bytes (4836 KiB)
[ 11.099504] UBIFS (ubi0:1): media format: w4/r0 (latest is w5/r0), UUID A4B934E8-BA84-4B25-81EB-59E2F9F66052, small LPT model
[ 11.118119] mount_root: switching to ubifs overlay
[ 11.149135] urandom-seed: Seeding with /etc/urandom.seed
[ 11.241923] mtk_soc_eth 1e100000.ethernet: 0x100 = 0x6060000c, 0x10c = 0x80818
[ 11.256885] procd: - early -
[ 11.259863] procd: - watchdog -
[ 11.916529] procd: - watchdog -
[ 11.919980] procd: - ubus -
[ 11.995998] random: ubusd: uninitialized urandom read (4 bytes read)
[ 12.008017] random: ubusd: uninitialized urandom read (4 bytes read)
[ 12.014790] random: ubusd: uninitialized urandom read (4 bytes read)
[ 12.022084] procd: - init -
[ 12.377269] kmodloader: loading kernel modules from /etc/modules.d/*
[ 12.387736] Loading modules backported from Linux version wt-2017-11-01-0-gfe248fc2c180
[ 12.395726] Backport generated by backports.git v4.14-rc2-1-31-g86cf0e5d
[ 12.406986] nf_conntrack version 0.5.0 (4096 buckets, 16384 max)
[ 12.450736] xt_time: kernel timezone is -0000
[ 12.469714] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 12.504522] bus=0x1, slot = 0x0, irq=0xff
[ 12.508826] mt7603e 0000:01:00.0: ASIC revision: 76030010
[ 12.517576] mt7603e 0000:01:00.0: Firmware Version: ap_pcie
[ 12.523148] mt7603e 0000:01:00.0: Build Time: 20160107100755
[ 12.566403] firmware init done
[ 12.737316] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[ 12.744906] bus=0x2, slot = 0x1, irq=0xff
[ 12.749208] mt76x2e 0000:02:00.0: ASIC revision: 76120044
[ 12.777141] mt76x2e 0000:02:00.0: ROM patch build: 20141115060606a
[ 12.886775] mt76x2e 0000:02:00.0: Firmware Version: 0.0.00
[ 12.892265] mt76x2e 0000:02:00.0: Build: 1
[ 12.896406] mt76x2e 0000:02:00.0: Build Time: 201507311614____
[ 12.916417] mt76x2e 0000:02:00.0: Firmware running!
[ 12.922909] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht'
[ 12.929866] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 13.578599] urandom_read: 5 callbacks suppressed
[ 13.578614] random: jshn: uninitialized urandom read (4 bytes read)
[ 18.396574] mtk_soc_eth 1e100000.ethernet: PPE started
[ 18.407897] device eth0 entered promiscuous mode
[ 18.414814] br-lan: port 1(eth0.1) entered blocking state
[ 18.420300] br-lan: port 1(eth0.1) entered disabled state
[ 18.426874] device eth0.1 entered promiscuous mode
[ 18.436415] br-lan: port 1(eth0.1) entered blocking state
[ 18.441835] br-lan: port 1(eth0.1) entered forwarding state
[ 18.447972] IPv6: ADDRCONF(NETDEV_UP): br-lan: link is not ready
[ 18.469826] br-lan: port 2(eth0.2) entered blocking state
[ 18.475262] br-lan: port 2(eth0.2) entered disabled state
[ 18.481435] device eth0.2 entered promiscuous mode
[ 18.486718] br-lan: port 2(eth0.2) entered blocking state
[ 18.492173] br-lan: port 2(eth0.2) entered forwarding state
[ 19.388952] random: crng init done
[ 19.400056] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
[ 20.215037] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 20.224019] br-lan: port 3(wlan0) entered blocking state
[ 20.229395] br-lan: port 3(wlan0) entered disabled state
[ 20.235114] device wlan0 entered promiscuous mode
[ 20.240017] br-lan: port 3(wlan0) entered blocking state
[ 20.245318] br-lan: port 3(wlan0) entered forwarding state
[ 20.451077] br-lan: port 3(wlan0) entered disabled state
[ 20.786187] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 20.793049] br-lan: port 3(wlan0) entered blocking state
[ 20.798490] br-lan: port 3(wlan0) entered forwarding state
[ 21.259926] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[ 21.270249] br-lan: port 4(wlan1) entered blocking state
[ 21.275580] br-lan: port 4(wlan1) entered disabled state
[ 21.281579] device wlan1 entered promiscuous mode
[ 21.286660] br-lan: port 4(wlan1) entered blocking state
[ 21.291999] br-lan: port 4(wlan1) entered forwarding state
[ 21.416558] br-lan: port 4(wlan1) entered disabled state
[ 101.519124] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 101.525916] br-lan: port 4(wlan1) entered blocking state
[ 101.531221] br-lan: port 4(wlan1) entered forwarding state
[1380778.703917] ------------[ cut here ]------------
[1380778.708749] WARNING: CPU: 0 PID: 0 at net/sched/sch_generic.c:320 dev_watchdog+0x1ac/0x324
[1380778.717174] NETDEV WATCHDOG: eth0 (mtk_soc_eth): transmit queue 0 timed out
[1380778.724293] Modules linked in: nf_conntrack_ipv6 mt76x2e mt7603e mt76 mac80211 iptable_nat iptable_mangle iptable_filter ipt_REJECT ipt_MASQUERADE ip_tables cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_FLOWOFFLOAD xt_CT x_tables nf_reject_ipv4 nf_nat_redirect nf_nat_masquerade_ipv4 nf_conntrack_ipv4 nf_nat_ipv4 nf_nat nf_log_ipv4 nf_log_common nf_flow_table_hw nf_flow_table nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack compat ledtrig_usbport leds_gpio xhci_mtk xhci_plat_hcd xhci_pci xhci_hcd gpio_button_hotplug usbcore nls_base usb_common
[1380778.781588] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.71 #0
[1380778.787741] Stack : 00000000 8fe0b240 805a0000 8006f7e4 805d0000 805663c0 00000000 00000000
[1380778.796251] 80530e88 8fc09dc4 805a2dbc 805a2947 8052bfb8 00000001 8fc09d68 1cc282a7
[1380778.804756] 00000000 00000000 80600000 00006120 00000000 0000013a 00000008 00000000
[1380778.813259] 00000000 805a0000 000bed14 00000000 00000000 00000000 805d0000 80379fb8
[1380778.821763] 00000009 00000140 00000000 8fe0b240 00000001 8029cdf8 00000000 80600000
[1380778.830268] ...
[1380778.832876] Call Trace:
[1380778.835506] [<80010670>] show_stack+0x58/0x100
[1380778.840122] [<8046c27c>] dump_stack+0x9c/0xe0
[1380778.844636] [<8002e408>] __warn+0xe0/0x114
[1380778.848886] [<8002e46c>] warn_slowpath_fmt+0x30/0x3c
[1380778.854002] [<80379fb8>] dev_watchdog+0x1ac/0x324
[1380778.858873] [<80086754>] call_timer_fn.isra.3+0x24/0x84
[1380778.864247] [<80086970>] run_timer_softirq+0x1bc/0x248
[1380778.869555] [<80489740>] __do_softirq+0x128/0x2ec
[1380778.874416] [<80032b34>] irq_exit+0xac/0xc8
[1380778.878774] [<8024b3fc>] plat_irq_dispatch+0xfc/0x138
[1380778.883976] [<8000b5e8>] except_vec_vi_end+0xb8/0xc4
[1380778.889089] [<8000cfb0>] r4k_wait_irqoff+0x1c/0x24
[1380778.894054] [<8006685c>] do_idle+0xe4/0x168
[1380778.898390] [<80066ad8>] cpu_startup_entry+0x24/0x2c
[1380778.903508] [<805cbbf8>] start_kernel+0x48c/0x4ac
[1380778.908470] ---[ end trace c8dd6f0a0de2551e ]---
[1380778.913251] mtk_soc_eth 1e100000.ethernet eth0: transmit timed out
[1380778.919606] mtk_soc_eth 1e100000.ethernet eth0: dma_cfg:80000065
[1380778.925787] mtk_soc_eth 1e100000.ethernet eth0: tx_ring=0, base=0ea00000, max=0, ctx=515, dtx=515, fdx=514, next=515
[1380778.936459] mtk_soc_eth 1e100000.ethernet eth0: rx_ring=0, base=0e190000, max=0, calc=2503, drx=2505
[1380778.950217] mtk_soc_eth 1e100000.ethernet: 0x100 = 0x6060000c, 0x10c = 0x80818
[1380778.963338] mtk_soc_eth 1e100000.ethernet: PPE started
I hope this helps to find it. Otherwise just close it.
Greetings