Alpha1095:

Usb not being detected after updating to 18.06.2, it was working fine till 18.06.1.
All drivers are installed. No line shows up in log for usb device when plugged in. It's like the port isn't even there.

root@OpenSST:~# uname -a
Linux OpenSST 4.14.167 #0 Wed Jan 29 16:05:35 2020 mips GNU/Linux

root@OpenSST:~# lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

root@OpenSST:~# dmesg
[ 0.000000] Linux version 4.14.167 (builder@buildhost) (gcc version 7.5.0 (OpenWrt GCC 7.5.0 r10911-c155900f66)) #0 Wed Jan 29 16:05:35 2020
[ 0.000000] SoC Type: Ralink RT3052 id:1 rev:3
[ 0.000000] bootconsole [early0] enabled
[ 0.000000] CPU0 revision is: 0001964c (MIPS 24KEc)
[ 0.000000] MIPS: machine is Asus RT-N13U
[ 0.000000] Determined physical RAM map:
[ 0.000000] memory: 04000000 @ 00000000 (usable)
[ 0.000000] Initrd not found or empty - disabling initrd
[ 0.000000] Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
[ 0.000000] Primary data cache 16kB, 4-way, VIPT, no aliases, linesize 32 bytes
[ 0.000000] Zone ranges:
[ 0.000000] Normal [mem 0x0000000000000000-0x0000000003ffffff]
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x0000000000000000-0x0000000003ffffff]
[ 0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000003ffffff]
[ 0.000000] On node 0 totalpages: 16384
[ 0.000000] free_area_init_node: node 0, pgdat 803d14e0, node_mem_map 81000040
[ 0.000000] Normal zone: 128 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 16384 pages, LIFO batch:3
[ 0.000000] random: get_random_bytes called from 0x803d46ec with crng_init=0
[ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=132768
[ 0.000000] pcpu-alloc: [0] 0
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 16256
[ 0.000000] Kernel command line: console=ttyS0,57600 rootfstype=squashfs,jffs2
[ 0.000000] PID hash table entries: 256 (order: -2, 1024 bytes)
[ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Writing ErrCtl register=0004242e
[ 0.000000] Readback ErrCtl register=0004242e
[ 0.000000] Memory: 59564K/65536K available (3312K kernel code, 168K rwdata, 432K rodata, 1200K init, 199K bss, 5972K reserved, 0K cma-reserved)
[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] NR_IRQS: 256
[ 0.000000] CPU Clock: 384MHz
[ 0.000000] timer_probe: no matching timers found
[ 0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 9954481493 ns
[ 0.000014] sched_clock: 32 bits at 192MHz, resolution 5ns, wraps every 11184811005ns
[ 0.015705] Calibrating delay loop... 255.59 BogoMIPS (lpj=1277952)
[ 0.108112] pid_max: default: 32768 minimum: 301
[ 0.117649] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.130764] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.151690] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.171251] futex hash table entries: 256 (order: -1, 3072 bytes)
[ 0.183515] pinctrl core: initialized pinctrl subsystem
[ 0.195916] NET: Registered protocol family 16
[ 0.242232] rt2880_gpio 10000600.gpio: registering 24 gpios
[ 0.253341] rt2880_gpio 10000600.gpio: registering 24 irq handlers
[ 0.272792] clocksource: Switched to clocksource MIPS
[ 0.284522] NET: Registered protocol family 2
[ 0.294677] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.308544] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.321168] TCP: Hash tables configured (established 1024 bind 1024)
[ 0.334053] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.345658] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.358499] NET: Registered protocol family 1
[ 0.371947] rt-timer 10000100.timer: maximum frequency is 3906Hz
[ 0.385225] Crashlog allocated RAM at address 0x3f00000
[ 0.398897] workingset: timestamp_bits=30 max_order=14 bucket_order=0
[ 0.421284] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.432864] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.473628] io scheduler noop registered
[ 0.481303] io scheduler deadline registered (default)
[ 0.492411] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled
[ 0.509826] console [ttyS0] disabled
[ 0.516960] 10000c00.uartlite: ttyS0 at MMIO 0x10000c00 (irq = 20, base_baud = 8000000) is a Palmchip BK-3103
[ 0.536698] console [ttyS0] enabled
[ 0.550640] bootconsole [early0] disabled
[ 0.568575] 1f000000.cfi: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer ID 0x0000c2 Chip ID 0x0022cb
[ 0.588843] Amd/Fujitsu Extended Query Table at 0x0040
[ 0.599252] Amd/Fujitsu Extended Query version 1.1.
[ 0.609463] number of CFI chips: 1
[ 0.627186] 4 fixed-partitions partitions found on MTD device 1f000000.cfi
[ 0.641119] Creating 4 MTD partitions on "1f000000.cfi":
[ 0.651864] 0x000000000000-0x000000030000 : "u-boot"
[ 0.663457] 0x000000030000-0x000000040000 : "u-boot-env"
[ 0.675692] 0x000000040000-0x000000050000 : "factory"
[ 0.687347] 0x000000050000-0x000000800000 : "firmware"
[ 0.704644] 2 uimage-fw partitions found on MTD device firmware
[ 0.716652] Creating 2 MTD partitions on "firmware":
[ 0.726698] 0x000000000000-0x0000001485c0 : "kernel"
[ 0.738144] 0x0000001485c0-0x0000007b0000 : "rootfs"
[ 0.749613] mtd: device 5 (rootfs) set to be root filesystem
[ 0.761135] 1 squashfs-split partitions found on MTD device rootfs
[ 0.773647] 0x000000380000-0x0000007b0000 : "rootfs_data"
[ 0.786799] libphy: Fixed MDIO Bus: probed
[ 0.798616] rt3050-esw 10110000.esw: link changed 0x18
[ 0.817530] mtk_soc_eth 10100000.ethernet eth0: mediatek frame engine at 0xb0100000, irq 5
[ 0.835012] rt2880_wdt 10000120.watchdog: Initialized
[ 0.847296] NET: Registered protocol family 10
[ 0.863380] Segment Routing with IPv6
[ 0.870932] NET: Registered protocol family 17
[ 0.880080] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[ 0.906239] 8021q: 802.1Q VLAN Support v1.8
[ 0.924462] VFS: Mounted root (squashfs filesystem) readonly on device 31:5.
[ 0.947444] Freeing unused kernel memory: 1200K
[ 0.956619] This architecture does not have kernel memory protection.
[ 2.652810] random: fast init done
[ 3.167690] init: Console is alive
[ 3.175085] init: - watchdog -
[ 4.128593] kmodloader: loading kernel modules from /etc/modules-boot.d/
[ 4.492411] usbcore: registered new interface driver usbfs
[ 4.503760] usbcore: registered new interface driver hub
[ 4.514735] usbcore: registered new device driver usb
[ 4.537822] dwc2 101c0000.otg: Configuration mismatch. dr_mode forced to host
[ 4.588996] dwc2 101c0000.otg: DWC OTG Controller
[ 4.598641] dwc2 101c0000.otg: new USB bus registered, assigned bus number 1
[ 4.612968] dwc2 101c0000.otg: irq 26, io mem 0x101c0000
[ 4.625786] hub 1-0:1.0: USB hub found
[ 4.634122] hub 1-0:1.0: 1 port detected
[ 4.648950] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[ 4.674314] init: - preinit -
[ 7.020731] 8021q: adding VLAN 0 to HW filter on device eth0
[ 7.474036] random: procd: uninitialized urandom read (4 bytes read)
[ 11.365278] jffs2: notice: (349) jffs2_build_xattr_subsystem: complete building xattr subsystem, 4 of xdatum (3 unchecked, 1 orphan) and 34 of xref (1 dead, 0 orphan) found.
[ 11.399092] mount_root: switching to jffs2 overlay
[ 11.444280] overlayfs: upper fs does not support tmpfile.
[ 11.464061] urandom-seed: Seeding with /etc/urandom.seed
[ 11.966165] procd: - early -
[ 11.972195] procd: - watchdog -
[ 13.430598] procd: - watchdog -
[ 13.437896] procd: - ubus -
[ 13.961400] random: ubusd: uninitialized urandom read (4 bytes read)
[ 14.005319] random: ubusd: uninitialized urandom read (4 bytes read)
[ 14.030099] random: ubusd: uninitialized urandom read (4 bytes read)
[ 14.058691] procd: - init -
[ 17.553452] kmodloader: loading kernel modules from /etc/modules.d/*
[ 17.616757] ip6_tables: (C) 2000-2006 Netfilter Core Team
[ 17.680917] usbcore: registered new interface driver cdc_wdm
[ 17.744360] Loading modules backported from Linux version v4.19.98-0-gd183c8e2647a
[ 17.759725] Backport generated by backports.git v4.19.98-1-0-g8204eb99
[ 17.845012] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 17.894962] nf_conntrack version 0.5.0 (1024 buckets, 4096 max)
[ 18.174865] usbcore: registered new interface driver usbserial
[ 18.186900] usbcore: registered new interface driver usbserial_generic
[ 18.200304] usbserial: USB Serial support registered for generic
[ 18.384021] xt_time: kernel timezone is -0000
[ 18.415194] usbcore: registered new interface driver cdc_ether
[ 18.460381] usbcore: registered new interface driver cdc_ncm
[ 18.584801] usbcore: registered new interface driver huawei_cdc_ncm
[ 18.781616] PPP generic driver version 2.4.2
[ 18.814388] NET: Registered protocol family 24
[ 18.916548] usbcore: registered new interface driver option
[ 18.928068] usbserial: USB Serial support registered for GSM modem (1-port)
[ 19.025233] urngd: v1.0.2 started.
[ 19.070033] rt2800_wmac 10180000.wmac: loaded eeprom from mtd device "factory"
[ 19.084725] ieee80211 phy0: rt2x00_set_rt: Info - RT chipset 2872, rev 0200 detected
[ 19.100389] ieee80211 phy0: rt2x00_set_rf: Info - RF chipset 0008 detected
[ 19.115302] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[ 19.233135] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 20.035106] random: crng init done
[ 20.041970] random: 6 urandom warning(s) missed due to ratelimiting
[ 38.897839] rt3050-esw 10110000.esw: link changed 0x08
[ 42.745485] rt3050-esw 10110000.esw: link changed 0x0C
[ 49.199076] 8021q: adding VLAN 0 to HW filter on device eth0
[ 49.246627] br-lan: port 1(eth0.1) entered blocking state
[ 49.257622] br-lan: port 1(eth0.1) entered disabled state
[ 49.269135] device eth0.1 entered promiscuous mode
[ 49.278897] device eth0 entered promiscuous mode
[ 49.379364] br-lan: port 1(eth0.1) entered blocking state
[ 49.390328] br-lan: port 1(eth0.1) entered forwarding state
[ 49.402000] IPv6: ADDRCONF(NETDEV_UP): br-lan: link is not ready
[ 50.223690] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
[ 57.439550] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 57.490249] br-lan: port 2(wlan0) entered blocking state
[ 57.501070] br-lan: port 2(wlan0) entered disabled state
[ 57.512379] device wlan0 entered promiscuous mode
[ 58.319148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 58.332374] br-lan: port 2(wlan0) entered blocking state
[ 58.343175] br-lan: port 2(wlan0) entered forwarding state
[ 59.687530] br-lan: port 3(wlan0.sta1) entered blocking state
[ 59.699214] br-lan: port 3(wlan0.sta1) entered disabled state
[ 59.711506] device wlan0.sta1 entered promiscuous mode
[ 59.761698] br-lan: port 3(wlan0.sta1) entered blocking state
[ 59.773365] br-lan: port 3(wlan0.sta1) entered forwarding state
[ 217.323524] rt3050-esw 10110000.esw: link changed 0x08
[ 282.525325] rt3050-esw 10110000.esw: link changed 0x0C
[ 396.602361] device wlan0.sta1 left promiscuous mode
[ 396.612681] br-lan: port 3(wlan0.sta1) entered disabled state
[ 396.704184] device wlan0 left promiscuous mode
[ 396.713606] br-lan: port 2(wlan0) entered disabled state
[ 398.539696] IPv6: ADDRCONF(NETDEV_UP): wlan0-1: link is not ready
[ 398.566359] br-lan: port 2(wlan0-1) entered blocking state
[ 398.577537] br-lan: port 2(wlan0-1) entered disabled state
[ 398.589220] device wlan0-1 entered promiscuous mode
[ 399.851239] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 402.088525] wlan0: authenticate with ac:c3:3a:67:11:68
[ 402.135680] wlan0: send auth to ac:c3:(try 1/3)
[ 402.150215] wlan0: authenticated
[ 402.192946] wlan0: associate with ac:c3:3(try 1/3)
[ 402.214557] wlan0: RX AssocResp from ac:c(capab=0x411 status=0 aid=2)
[ 402.230289] wlan0: associated
[ 402.293075] wlan0: Limiting TX power to 30 (30 - 0) dBm as advertised by ac:c3:3a:
[ 402.367679] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 404.309318] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0-1: link becomes ready
[ 404.323004] br-lan: port 2(wlan0-1) entered blocking state
[ 404.334136] br-lan: port 2(wlan0-1) entered forwarding state
[ 495.169188] kmodloader: loading kernel modules from /etc/modules.d/*
[ 495.207814] SCSI subsystem initialized
[ 495.238554] usbcore: registered new interface driver usb-storage
[ 495.253511] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 495.412892] kmodloader: loading kernel modules from /etc/modules.d/*
[ 495.431866] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 516.011603] kmodloader: loading kernel modules from /etc/modules.d/*
[ 516.031774] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 516.048974] ehci-platform: EHCI generic platform driver
[ 516.065962] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 516.221744] kmodloader: loading kernel modules from /etc/modules.d/*
[ 516.240055] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 592.120335] kmodloader: loading kernel modules from /etc/modules.d/*
[ 592.152646] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 3547.899944] rt3050-esw 10110000.esw: link changed 0x08

This problem is present even in the latest 19.07.1 build.