Re: [PATCH 5.10 000/139] 5.10.168-rc1 review

From: Florian Fainelli
Date: Mon Feb 13 2023 - 14:51:00 EST


On 2/13/23 06:49, Greg Kroah-Hartman wrote:
This is the start of the stable review cycle for the 5.10.168 release.
There are 139 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.

Responses should be made by Wed, 15 Feb 2023 14:46:51 +0000.
Anything received after that time might be too late.

The whole patch series can be found in one patch at:
https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.10.168-rc1.gz
or in the git tree and branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.10.y
and the diffstat can be found below.

thanks,

greg k-h

There is a regression coming from:

nvmem: core: fix registration vs use race

which causes the following to happen for MTD devices:

[ 6.031640] kobject_add_internal failed for mtd0 with -EEXIST, don't try to register things with the same name in the same directory.
[ 7.846965] spi-nor: probe of spi0.0 failed with error -17

attached is a full log with the call trace. This does not happen with v6.2-rc8 where the MTD partitions are successfully registered.
--
Florian



boot stbirv-lnx-3:users/fainelli/510/vmlinuz-initrd-arm ""
sensors
sleep 5
ping -c 2 192.168.1.254
cat /sys/devices/platform/rdb/*/dpfe_*
pml
sensors
sleep 5
ping -c 2 192.168.1.254
cat /sys/devices/platform/rdb/*/dpfe_*
pml -d
sensors
sleep 5
ping -c 2 192.168.1.254
cat /sys/devices/platform/rdb/*/dpfe_*
8-0E-CB-6D, ipaddr 192.168.1.28, mask 255.255.255.0
gateway 192.168.1.254, nameserver 192.168.1.254, domain igp.broadcom.net
DHCP server 192.168.1.254, DHCP server MAC B8-AC-6F-80-AF-7E
Loader:zimg Filesys:tftp Dev:(null) File:stbirv-lnx-3:users/fainelli/510/vmlinuz-initrd-arm Options:(null)
Reading 21815520 bytes from zImage...........
Closing network 'eth0'
RPMB: disabling host access prior to program run.
Starting program at 0x2080000 (DTB @ 0x7612000)

astrasl-lib: v1.12
SBL v4.2.2.0, Signing Tool v4.4.2.0, Profile 72116B0 ZD, Part ZD, Release build .. OK
SRR: 0x02000000@0xbe000000
AMS v2.16.4.0, Signing Tool v4.4.2.0, Profile 72116B0 ZD, Part ZD, DevOnly build .. OK
Boot Status SBL 0x00000005 AMS 0x00000005
Mon Install done
Starting AMS with no ASF
Setting params for Linux @ 0x2080000 (DTB @ 0x7612000)
Monitor virtual pstates off
TZ CPU Mask: 0xe, NW CPU Mask: 0xf
Starting mon at 0x6400000 (params @ 0x70607a8 0x0)

AMS version v1.82:v2.16.4 v1.82-13-g4841047e6ea1-dirty
(2022-12-21 15:45:00 fainelli@fainelli-desktop)
Libsec v2.16.4 git:v1.82-AMS_2_16_4_82

AMS: clk: ver={v4,rdb=35d145a,pl=5c356dc,xls=28-12,S=7fd0}, nclks=245, Pmap4(nc=5)
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 5.10.167-1.2pre-g7221b85b7881 (ff944844@stbirv-lnx-3) (arm-linux-gcc (stbgcc-8.3-0.4-dirty) 8.3.0, GNU ld (stbgcc-8.3-0.4-dirty) 2.32) #2 SMP Mon Feb 13 11:30:53 PST 2023
[ 0.000000] CPU: ARMv7 Processor [420f1000] revision 0 (ARMv7), cr=30c5383d
[ 0.000000] CPU: div instructions available: patching division code
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[ 0.000000] OF: fdt: Machine model: BCM972116SV
[ 0.000000] random: crng init done
[ 0.000000] Memory policy: Data cache writealloc
[ 0.000000] Alloc: MEMC0: 0x0000000010800000-0x00000000bdc00000
[ 0.000000] Alloc: MEMC0: 0x0000000100000000-0x0000000104000000
[ 0.000000] cma: Reserved 16 MiB at 0x000000000f800000
[ 0.000000] Zone ranges:
[ 0.000000] DMA [mem 0x0000000000000000-0x00000000107fffff]
[ 0.000000] Normal empty
[ 0.000000] HighMem [mem 0x0000000010800000-0x000000013fffffff]
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x0000000000000000-0x00000000107fffff]
[ 0.000000] node 0: [mem 0x0000000010800000-0x00000000bdbfffff]
[ 0.000000] node 0: [mem 0x00000000bdc00000-0x00000000bdffefff]
[ 0.000000] node 0: [mem 0x00000000bdfff000-0x00000000bfffffff]
[ 0.000000] node 0: [mem 0x0000000100000000-0x0000000103ffffff]
[ 0.000000] node 0: [mem 0x0000000104000000-0x000000013fffffff]
[ 0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x000000013fffffff]
[ 0.000000] psci: probing for conduit method from DT.
[ 0.000000] psci: PSCIv1.1 detected in firmware.
[ 0.000000] psci: Using standard PSCI v0.2 function IDs
[ 0.000000] psci: Trusted OS resident on physical CPU 0x0
[ 0.000000] psci: SMC Calling Convention v1.1
[ 0.000000] percpu: Embedded 20 pages/cpu s49548 r8192 d24180 u81920
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1048048
[ 0.000000] Kernel command line:
[ 0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes, linear)
[ 0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes, linear)
[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[ 0.000000] software IO TLB: mapped [mem 0x0000000009600000-0x000000000d600000] (64MB)
[ 0.000000] Memory: 4008192K/4194304K available (12288K kernel code, 1248K rwdata, 2776K rodata, 18432K init, 277K bss, 169728K reserved, 16384K cma-reserved, 3891196K highmem)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.000000] ftrace: allocating 39073 entries in 115 pages
[ 0.000000] ftrace: allocated 115 pages with 5 groups
[ 0.000000] rcu: Hierarchical RCU implementation.
[ 0.000000] rcu: RCU event tracing is enabled.
[ 0.000000] Rude variant of Tasks RCU enabled.
[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[ 0.000000] GIC: Using split EOI/Deactivate mode
[ 0.000000] arch_timer: cp15 timer(s) running at 27.00MHz (phys).
[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x63a1e71a3, max_idle_ns: 440795203123 ns
[ 0.000006] sched_clock: 56 bits at 27MHz, resolution 37ns, wraps every 4398046511093ns
[ 0.000015] Switching to timer-based delay loop, resolution 37ns
[ 0.000287] Console: colour dummy device 80x30
[ 0.000607] printk: console [tty0] enabled
[ 0.000647] Calibrating delay loop (skipped), value calculated using timer frequency.. 54.00 BogoMIPS (lpj=27000)
[ 0.000669] pid_max: default: 32768 minimum: 301
[ 0.000786] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[ 0.000798] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[ 0.001358] CPU: Testing write buffer coherency: ok
[ 0.001650] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.001941] Setting up static identity map for 0x200000 - 0x200060
[ 0.002033] rcu: Hierarchical SRCU implementation.
[ 0.002888] brcmstb: biuctrl: MCP: Enabling write pairing
[ 0.003001] smp: Bringing up secondary CPUs ...
[ 0.003955] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
[ 0.004888] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
[ 0.005756] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
[ 0.005810] smp: Brought up 1 node, 4 CPUs
[ 0.005848] SMP: Total of 4 processors activated (216.00 BogoMIPS).
[ 0.005857] CPU: All CPU(s) started in HYP mode.
[ 0.005864] CPU: Virtualization extensions available.
[ 0.006906] devtmpfs: initialized
[ 0.009695] VFP support v0.3: implementor 42 architecture 3 part 10 variant 0 rev 0
[ 0.009887] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
[ 0.009921] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[ 0.010533] pinctrl core: initialized pinctrl subsystem
[ 0.011653] NET: Registered protocol family 16
[ 0.012533] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.013506] thermal_sys: Registered thermal governor 'step_wise'
[ 0.013525] thermal_sys: Registered thermal governor 'user_space'
[ 0.014004] cpuidle: using governor menu
[ 0.014051] No ATAGs?
[ 0.014146] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[ 0.014158] hw-breakpoint: maximum watchpoint size is 8 bytes.
[ 0.014475] /rdb/syscon@f0202400: Broadcom Brahma-B15 readahead cache
[ 0.014880] Serial: AMBA PL011 UART driver
[ 0.037034] SCSI subsystem initialized
[ 0.037429] usbcore: registered new interface driver usbfs
[ 0.037496] usbcore: registered new interface driver hub
[ 0.037546] usbcore: registered new device driver usb
[ 0.037636] mc: Linux media interface: v0.10
[ 0.037680] videodev: Linux video capture interface: v2.00
[ 0.037717] pps_core: LinuxPPS API ver. 1 registered
[ 0.037727] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@xxxxxxxx>
[ 0.037753] PTP clock support registered
[ 0.038341] arm-scmi brcm_scmi@0: SCMI Notifications - Core Enabled.
[ 0.054874] arm-scmi brcm_scmi@0: SCMI Protocol v1.0 'brcm-scmi:' Firmware version 0x1
[ 0.055398] Advanced Linux Sound Architecture Driver Initialized.
[ 0.056210] clocksource: Switched to clocksource arch_sys_counter
[ 0.639489] NET: Registered protocol family 2
[ 0.639612] IP idents hash table entries: 4096 (order: 3, 32768 bytes, linear)
[ 0.639894] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes, linear)
[ 0.639920] TCP established hash table entries: 2048 (order: 1, 8192 bytes, linear)
[ 0.639942] TCP bind hash table entries: 2048 (order: 2, 16384 bytes, linear)
[ 0.639966] TCP: Hash tables configured (established 2048 bind 2048)
[ 0.640055] UDP hash table entries: 256 (order: 1, 8192 bytes, linear)
[ 0.640074] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes, linear)
[ 0.640159] NET: Registered protocol family 1
[ 0.640529] RPC: Registered named UNIX socket transport module.
[ 0.640540] RPC: Registered udp transport module.
[ 0.640548] RPC: Registered tcp transport module.
[ 0.640555] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.641128] PCI: CLS 0 bytes, default 64
[ 3.992327] hw perfevents: no interrupt-affinity property for /pmu, guessing.
[ 3.992584] hw perfevents: enabled with armv7_cortex_a15_on_a53 PMU driver, 7 counters available
[ 3.993853] Initialise system trusted keyrings
[ 3.994035] workingset: timestamp_bits=30 max_order=20 bucket_order=0
[ 3.997079] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 3.997556] NFS: Registering the id_resolver key type
[ 3.997587] Key type id_resolver registered
[ 3.997594] Key type id_legacy registered
[ 3.997647] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 3.997658] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
[ 3.997682] jffs2: version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
[ 3.997853] fuse: init (API version 7.32)
[ 3.998562] Key type asymmetric registered
[ 3.998584] Asymmetric key parser 'x509' registered
[ 3.998621] bounce: pool size: 64 pages
[ 3.998655] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
[ 3.998669] io scheduler mq-deadline registered
[ 3.998677] io scheduler kyber registered
[ 3.999394] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f0403000, parent irq: 44)
[ 3.999516] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f0201000, parent irq: 45)
[ 3.999585] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f0201a00, parent irq: 46)
[ 3.999660] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f0410640, parent irq: 47)
[ 3.999732] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f04d1200, parent irq: 48)
[ 3.999815] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f041a600, parent irq: 49)
[ 3.999969] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f040a500, parent irq: 52)
[ 4.000040] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f041a400, parent irq: 53)
[ 4.000108] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f040a540, parent irq: 54)
[ 4.000177] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f041a440, parent irq: 55)
[ 4.000294] irq_brcmstb_l2: registered L2 intc (/rdb/interrupt-controller@f0419000, parent irq: 56)
[ 4.000743] brcm-gisb-arb f0400000.gisb-arb: registered irqs: 57, 58
[ 4.004690] brcm-pcie f0460000.pcie: host bridge /pcie@f0460000 ranges:
[ 4.004739] brcm-pcie f0460000.pcie: MEM 0x00c0000000..0x00dfffffff -> 0x00c0000000
[ 4.004761] brcm-pcie f0460000.pcie: IB MEM 0x0000000000..0x00bfffffff -> 0x0100000000
[ 4.004777] brcm-pcie f0460000.pcie: IB MEM 0x0100000000..0x013fffffff -> 0x01c0000000
[ 4.060530] brcmstb-pm-psci: Using PSCI based system PM (full featured)
[ 4.060595] debugfs: Directory 'brcmstb-pm' with parent '/' already present!
[ 4.061240] brcmstb_memc f1102000.memc-ddr: registered
[ 4.061923] brcm-waketimer f041a680.waketimer: wake IRQ found: 63
[ 4.061992] brcm-waketimer f041a680.waketimer: timer IRQ found: 64
[ 4.062363] brcm-waketimer f041a680.waketimer: registered as rtc0
[ 4.062409] brcm-waketimer f041a680.waketimer: setting system clock to 1970-01-01T00:00:28 UTC (28)
[ 4.062428] brcm-waketimer f041a680.waketimer: registered wake timer
[ 4.065944] brcmstb-scmi-dvfs scmi_dev.3: ClkVerTest: PASS: {v4,rdb=35d145a,pl=5c356dc,xls=28-12,S=7fd0}
[ 4.066659] arm-scmi brcm_scmi@0: Failed. SCMI protocol 22 not active.
[ 4.092472] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
[ 4.095582] f040c000.serial: ttyS0 at MMIO 0xf040c000 (irq = 36, base_baud = 5062500) is a 16550A
[ 5.076647] printk: console [ttyS0] enabled
[ 5.083210] f040d000.serial: ttyS1 at MMIO 0xf040d000 (irq = 37, base_baud = 5062500) is a 16550A
[ 5.094382] f040e000.serial: ttyS2 at MMIO 0xf040e000 (irq = 38, base_baud = 5062500) is a 16550A
[ 5.109445] brd: module loaded
[ 5.117711] loop: module loaded
[ 5.122480] brcmstb_qspi f0200920.qspi: using bspi-mspi mode
[ 5.129216] spi-nor spi0.0: found mt25qu512a, expected m25p80
[ 5.135083] spi-nor spi0.0: mt25qu512a (65536 Kbytes)
[ 5.140210] 12 fixed-partitions partitions found on MTD device spi0.0
[ 5.146669] Creating 12 MTD partitions on "spi0.0":
[ 5.151562] 0x000000000000-0x000000180000 : "flash0.bolt"
[ 5.157220] sysfs: cannot create duplicate filename '/devices/platform/rdb/f0200920.qspi/spi_master/spi0/spi0.0/mtd/mtd0/mtd0'
[ 5.168647] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.10.167-1.2pre-g7221b85b7881 #2
[ 5.176577] Hardware name: Broadcom STB (Flattened Device Tree)
[ 5.182507] Backtrace:
[ 5.184972] [<c0d37da0>] (dump_backtrace) from [<c0d38050>] (show_stack+0x20/0x24)
[ 5.192557] r7:c36074d0 r6:60000013 r5:00000000 r4:c24bfdac
[ 5.198228] [<c0d38030>] (show_stack) from [<c0d3d180>] (dump_stack+0xa4/0xb8)
[ 5.205470] [<c0d3d0dc>] (dump_stack) from [<c0447e40>] (sysfs_warn_dup+0x68/0x74)
[ 5.213054] r7:c36074d0 r6:c363b7c0 r5:c36074d0 r4:c3342000
[ 5.218725] [<c0447dd8>] (sysfs_warn_dup) from [<c0447f5c>] (sysfs_create_dir_ns+0xbc/0xfc)
[ 5.227091] r7:c36074d0 r6:ffffffef r5:c2404d08 r4:c2bd8008
[ 5.232766] [<c0447ea0>] (sysfs_create_dir_ns) from [<c0714c28>] (kobject_add_internal+0xcc/0x36c)
[ 5.241740] r7:c365bcf8 r6:00000000 r5:c365bcf8 r4:c2bd8008
[ 5.247411] [<c0714b5c>] (kobject_add_internal) from [<c0714f28>] (kobject_add+0x60/0xbc)
[ 5.255604] r9:00000000 r8:00000000 r7:c365bcf8 r6:00000000 r5:c2bd8008 r4:c2404d08
[ 5.263366] [<c0714ec8>] (kobject_add) from [<c0835260>] (device_add+0x11c/0x7b0)
[ 5.270862] r3:00000000 r2:00000000
[ 5.274443] r7:c365bcf8 r6:c2404d08 r5:c2404d08 r4:c2bd8008
[ 5.280117] [<c0835144>] (device_add) from [<c0ab4a14>] (nvmem_register+0x31c/0x884)
[ 5.287875] r10:c1047438 r9:00000000 r8:00000000 r7:00000000 r6:c2404d08 r5:c29518e4
[ 5.295718] r4:c2bd8000
[ 5.298261] [<c0ab46f8>] (nvmem_register) from [<c08b66c4>] (add_mtd_device+0x294/0x574)
[ 5.306368] r10:c365bb50 r9:00000000 r8:c2404d08 r7:00000000 r6:05a00000 r5:c365bcf8
[ 5.314212] r4:c365bc00
[ 5.316752] [<c08b6430>] (add_mtd_device) from [<c08b9bd8>] (add_mtd_partitions+0xcc/0x170)
[ 5.325118] r9:c365bc00 r8:0000000c r7:c306f628 r6:c365b840 r5:c365b840 r4:00000001
[ 5.332878] [<c08b9b0c>] (add_mtd_partitions) from [<c08b9778>] (parse_mtd_partitions+0x114/0x4a8)
[ 5.341854] r10:00000000 r9:c365b840 r8:c2404d08 r7:00000000 r6:0000000c r5:00000000
[ 5.349698] r4:c24d1068
[ 5.352238] [<c08b9664>] (parse_mtd_partitions) from [<c08b6b18>] (mtd_device_parse_register+0x78/0x1e4)
[ 5.361735] r10:00000000 r9:00000000 r8:c2404d08 r7:00000000 r6:00000000 r5:00000000
[ 5.369577] r4:c365b840
[ 5.372121] [<c08b6aa0>] (mtd_device_parse_register) from [<c08e7d48>] (spi_nor_probe+0x28c/0x2cc)
[ 5.381096] r7:00000000 r6:04000000 r5:00000000 r4:c365b840
[ 5.386768] [<c08e7abc>] (spi_nor_probe) from [<c09066bc>] (spi_mem_probe+0x94/0xa0)
[ 5.394527] r9:c24d2300 r8:c2524960 r7:c24d2300 r6:c310c800 r5:c35efcc0 r4:c365b400
[ 5.402286] [<c0906628>] (spi_mem_probe) from [<c090177c>] (spi_drv_probe+0x94/0xb8)
[ 5.410043] r7:00000000 r6:c24d22f0 r5:00000000 r4:c365b400
[ 5.415715] [<c09016e8>] (spi_drv_probe) from [<c083aa9c>] (really_probe+0x11c/0x4f4)
[ 5.423559] r7:00000000 r6:c256d5f4 r5:c256d5ec r4:c365b400
[ 5.429230] [<c083a980>] (really_probe) from [<c083b0b8>] (driver_probe_device+0x88/0x204)
[ 5.437511] r10:c24c8aec r9:00000000 r8:00000001 r7:c2524960 r6:c2951ba4 r5:c24d2300
[ 5.445354] r4:c365b400
[ 5.447895] [<c083b030>] (driver_probe_device) from [<c083b400>] (__device_attach_driver+0xbc/0x120)
[ 5.457045] r9:00000000 r8:00000001 r7:c365b400 r6:c2951ba4 r5:00000001 r4:c24d2300
[ 5.464804] [<c083b344>] (__device_attach_driver) from [<c0838950>] (bus_for_each_drv+0x90/0xd4)
[ 5.473605] r7:c083b344 r6:c2951ba4 r5:c2404d08 r4:00000000
[ 5.479276] [<c08388c0>] (bus_for_each_drv) from [<c083a888>] (__device_attach+0x104/0x1dc)
[ 5.487642] r7:c310c800 r6:c365b444 r5:c2404d08 r4:c365b400
[ 5.493312] [<c083a784>] (__device_attach) from [<c083b480>] (device_initial_probe+0x1c/0x20)
[ 5.501852] r8:c256d5c4 r7:c310c800 r6:c24d263c r5:c365b400 r4:c365b400
[ 5.508567] [<c083b464>] (device_initial_probe) from [<c08398b4>] (bus_probe_device+0x94/0x9c)
[ 5.517195] [<c0839820>] (bus_probe_device) from [<c0835588>] (device_add+0x444/0x7b0)
[ 5.525127] r7:c310c800 r6:00000000 r5:c2404d08 r4:c365b400
[ 5.530797] [<c0835144>] (device_add) from [<c0902d10>] (spi_add_device+0xbc/0x1cc)
[ 5.538468] r10:c2b9e810 r9:00000001 r8:00000000 r7:c2b9e810 r6:00000000 r5:c310c800
[ 5.546310] r4:c365b400
[ 5.548850] [<c0902c54>] (spi_add_device) from [<c09031b0>] (of_register_spi_device+0x254/0x360)
[ 5.557651] r7:c310c800 r6:c2404d08 r5:cf7eaba8 r4:c365b400
[ 5.563322] [<c0902f5c>] (of_register_spi_device) from [<c0903830>] (spi_register_controller+0x574/0x82c)
[ 5.572906] r9:c2404d08 r8:c0ff0900 r7:cf7eabf8 r6:cf7eaba8 r5:00000000 r4:c310c800
[ 5.580666] [<c09032bc>] (spi_register_controller) from [<c090b8a8>] (bcm_qspi_probe+0x614/0x644)
[ 5.589555] r10:c2b9e810 r9:c2404d08 r8:00000000 r7:c2404d08 r6:c310cb80 r5:c2b9e800
[ 5.597397] r4:c310c800
[ 5.599939] [<c090b294>] (bcm_qspi_probe) from [<c0908f48>] (brcmstb_qspi_probe+0x1c/0x20)
[ 5.608218] r10:00000000 r9:c24d3300 r8:c2524960 r7:00000000 r6:c24d3300 r5:00000000
[ 5.616061] r4:c2b9e810
[ 5.618602] [<c0908f2c>] (brcmstb_qspi_probe) from [<c083d86c>] (platform_drv_probe+0x58/0xa8)
[ 5.627231] [<c083d814>] (platform_drv_probe) from [<c083aa9c>] (really_probe+0x11c/0x4f4)
[ 5.635510] r7:00000000 r6:c256d5f4 r5:c256d5ec r4:c2b9e810
[ 5.641180] [<c083a980>] (really_probe) from [<c083b0b8>] (driver_probe_device+0x88/0x204)
[ 5.649459] r10:c2539000 r9:c1259854 r8:c35ef2b8 r7:c2524960 r6:c24d3300 r5:c24d3300
[ 5.657301] r4:c2b9e810
[ 5.659842] [<c083b030>] (driver_probe_device) from [<c083b4ec>] (device_driver_attach+0x68/0x70)
[ 5.668731] r9:c1259854 r8:c35ef2b8 r7:c083b4f4 r6:c24d3300 r5:00000000 r4:c2b9e810
[ 5.676490] [<c083b484>] (device_driver_attach) from [<c083b5f8>] (__driver_attach+0x104/0x170)
[ 5.685203] r7:c083b4f4 r6:c24d3300 r5:c2b9e810 r4:c24d3300
[ 5.690873] [<c083b4f4>] (__driver_attach) from [<c0838854>] (bus_for_each_dev+0x84/0xc4)
[ 5.699066] r7:c083b4f4 r6:c24d3300 r5:c2404d08 r4:c2b73934
[ 5.704736] [<c08387d0>] (bus_for_each_dev) from [<c083a2c4>] (driver_attach+0x2c/0x30)
[ 5.712754] r7:00000000 r6:c35ef280 r5:c24c90b0 r4:c24d3300
[ 5.718424] [<c083a298>] (driver_attach) from [<c0839bb8>] (bus_add_driver+0x1b4/0x220)
[ 5.726443] [<c0839a04>] (bus_add_driver) from [<c083c140>] (driver_register+0x84/0x118)
[ 5.734549] r8:ffffe000 r7:00000000 r6:c122e828 r5:c2404d08 r4:c24d3300
[ 5.741264] [<c083c0bc>] (driver_register) from [<c083d7c0>] (__platform_driver_register+0x50/0x58)
[ 5.750325] r5:c2404d08 r4:c2515640
[ 5.753912] [<c083d770>] (__platform_driver_register) from [<c122e84c>] (brcmstb_qspi_driver_init+0x24/0x28)
[ 5.763759] [<c122e828>] (brcmstb_qspi_driver_init) from [<c0202244>] (do_one_initcall+0x64/0x26c)
[ 5.772738] [<c02021e0>] (do_one_initcall) from [<c12014bc>] (kernel_init_freeable+0x1ec/0x244)
[ 5.781452] r8:00000007 r7:c2a1c2c0 r6:c1259834 r5:0000011d r4:c1290ba4
[ 5.788168] [<c12012d0>] (kernel_init_freeable) from [<c0d462b8>] (kernel_init+0x18/0x12c)
[ 5.796448] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:c0d462a0
[ 5.804291] r4:00000000
[ 5.806830] [<c0d462a0>] (kernel_init) from [<c0200138>] (ret_from_fork+0x14/0x3c)
[ 5.814413] Exception stack(0xc2951fb0 to 0xc2951ff8)
[ 5.819473] 1fa0: 00000000 00000000 00000000 00000000
[ 5.827666] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 5.835858] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[ 5.842483] r5:c0d462a0 r4:00000000
[ 5.846078] kobject_add_internal failed for mtd0 with -EEXIST, don't try to register things with the same name in the same directory.
[ 5.858106] mtd mtd0: Failed to register NVMEM device
[ 5.863340] Deleting MTD partitions on "spi0.0":
[ 5.868137] sysfs: cannot create duplicate filename '/bus/nvmem/devices/mtd0'
[ 5.875298] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.10.167-1.2pre-g7221b85b7881 #2
[ 5.883229] Hardware name: Broadcom STB (Flattened Device Tree)
[ 5.889157] Backtrace:
[ 5.891620] [<c0d37da0>] (dump_backtrace) from [<c0d38050>] (show_stack+0x20/0x24)
[ 5.899204] r7:c363b980 r6:60000013 r5:00000000 r4:c24bfdac
[ 5.904875] [<c0d38030>] (show_stack) from [<c0d3d180>] (dump_stack+0xa4/0xb8)
[ 5.912116] [<c0d3d0dc>] (dump_stack) from [<c0447e40>] (sysfs_warn_dup+0x68/0x74)
[ 5.919698] r7:c363b980 r6:c363b980 r5:c2b0d108 r4:c3343000
[ 5.925369] [<c0447dd8>] (sysfs_warn_dup) from [<c04481cc>] (sysfs_do_create_link_sd+0xec/0xf8)
[ 5.934083] r7:c363b980 r6:c2b0d108 r5:ffffffef r4:c35acb58
[ 5.939753] [<c04480e0>] (sysfs_do_create_link_sd) from [<c0448210>] (sysfs_create_link+0x38/0x44)
[ 5.948729] r9:c0e92434 r8:00000000 r7:c365b938 r6:00000000 r5:c24e5960 r4:c2bd8408
[ 5.956491] [<c04481d8>] (sysfs_create_link) from [<c0839768>] (bus_add_device+0x84/0x13c)
[ 5.964770] [<c08396e4>] (bus_add_device) from [<c0835510>] (device_add+0x3cc/0x7b0)
[ 5.972528] r7:c365b938 r6:00000000 r5:c2404d08 r4:c2bd8408
[ 5.978201] [<c0835144>] (device_add) from [<c0ab48d0>] (nvmem_register+0x1d8/0x884)
[ 5.985958] r10:c1047438 r9:00000000 r8:00000000 r7:00000000 r6:c2404d08 r5:c295198c
[ 5.993801] r4:c2bd8400
[ 5.996342] [<c0ab46f8>] (nvmem_register) from [<c08b66c4>] (add_mtd_device+0x294/0x574)
[ 6.004449] r10:00000000 r9:00000000 r8:c2404d08 r7:00000000 r6:05a00000 r5:c365b938
[ 6.012291] r4:c365b840
[ 6.014832] [<c08b6430>] (add_mtd_device) from [<c08b6bbc>] (mtd_device_parse_register+0x11c/0x1e4)
[ 6.023895] r9:00000000 r8:c2404d08 r7:00000000 r6:00000000 r5:ffffffef r4:c365b840
[ 6.031656] [<c08b6aa0>] (mtd_device_parse_register) from [<c08e7d48>] (spi_nor_probe+0x28c/0x2cc)
[ 6.040632] r7:00000000 r6:04000000 r5:00000000 r4:c365b840
[ 6.046303] [<c08e7abc>] (spi_nor_probe) from [<c09066bc>] (spi_mem_probe+0x94/0xa0)
[ 6.054061] r9:c24d2300 r8:c2524960 r7:c24d2300 r6:c310c800 r5:c35efcc0 r4:c365b400
[ 6.061820] [<c0906628>] (spi_mem_probe) from [<c090177c>] (spi_drv_probe+0x94/0xb8)
[ 6.069577] r7:00000000 r6:c24d22f0 r5:00000000 r4:c365b400
[ 6.075248] [<c09016e8>] (spi_drv_probe) from [<c083aa9c>] (really_probe+0x11c/0x4f4)
[ 6.083092] r7:00000000 r6:c256d5f4 r5:c256d5ec r4:c365b400
[ 6.088763] [<c083a980>] (really_probe) from [<c083b0b8>] (driver_probe_device+0x88/0x204)
[ 6.097042] r10:c24c8aec r9:00000000 r8:00000001 r7:c2524960 r6:c2951ba4 r5:c24d2300
[ 6.104885] r4:c365b400
[ 6.107426] [<c083b030>] (driver_probe_device) from [<c083b400>] (__device_attach_driver+0xbc/0x120)
[ 6.116575] r9:00000000 r8:00000001 r7:c365b400 r6:c2951ba4 r5:00000001 r4:c24d2300
[ 6.124335] [<c083b344>] (__device_attach_driver) from [<c0838950>] (bus_for_each_drv+0x90/0xd4)
[ 6.133137] r7:c083b344 r6:c2951ba4 r5:c2404d08 r4:00000000
[ 6.138807] [<c08388c0>] (bus_for_each_drv) from [<c083a888>] (__device_attach+0x104/0x1dc)
[ 6.147173] r7:c310c800 r6:c365b444 r5:c2404d08 r4:c365b400
[ 6.152844] [<c083a784>] (__device_attach) from [<c083b480>] (device_initial_probe+0x1c/0x20)
[ 6.161384] r8:c256d5c4 r7:c310c800 r6:c24d263c r5:c365b400 r4:c365b400
[ 6.168098] [<c083b464>] (device_initial_probe) from [<c08398b4>] (bus_probe_device+0x94/0x9c)
[ 6.176726] [<c0839820>] (bus_probe_device) from [<c0835588>] (device_add+0x444/0x7b0)
[ 6.184657] r7:c310c800 r6:00000000 r5:c2404d08 r4:c365b400
[ 6.190327] [<c0835144>] (device_add) from [<c0902d10>] (spi_add_device+0xbc/0x1cc)
[ 6.197998] r10:c2b9e810 r9:00000001 r8:00000000 r7:c2b9e810 r6:00000000 r5:c310c800
[ 6.205841] r4:c365b400
[ 6.208380] [<c0902c54>] (spi_add_device) from [<c09031b0>] (of_register_spi_device+0x254/0x360)
[ 6.217182] r7:c310c800 r6:c2404d08 r5:cf7eaba8 r4:c365b400
[ 6.222853] [<c0902f5c>] (of_register_spi_device) from [<c0903830>] (spi_register_controller+0x574/0x82c)
[ 6.232436] r9:c2404d08 r8:c0ff0900 r7:cf7eabf8 r6:cf7eaba8 r5:00000000 r4:c310c800
[ 6.240196] [<c09032bc>] (spi_register_controller) from [<c090b8a8>] (bcm_qspi_probe+0x614/0x644)
[ 6.249086] r10:c2b9e810 r9:c2404d08 r8:00000000 r7:c2404d08 r6:c310cb80 r5:c2b9e800
[ 6.256928] r4:c310c800
[ 6.259468] [<c090b294>] (bcm_qspi_probe) from [<c0908f48>] (brcmstb_qspi_probe+0x1c/0x20)
[ 6.267747] r10:00000000 r9:c24d3300 r8:c2524960 r7:00000000 r6:c24d3300 r5:00000000
[ 6.275590] r4:c2b9e810
[ 6.278129] [<c0908f2c>] (brcmstb_qspi_probe) from [<c083d86c>] (platform_drv_probe+0x58/0xa8)
[ 6.286757] [<c083d814>] (platform_drv_probe) from [<c083aa9c>] (really_probe+0x11c/0x4f4)
[ 6.295036] r7:00000000 r6:c256d5f4 r5:c256d5ec r4:c2b9e810
[ 6.300707] [<c083a980>] (really_probe) from [<c083b0b8>] (driver_probe_device+0x88/0x204)
[ 6.308987] r10:c2539000 r9:c1259854 r8:c35ef2b8 r7:c2524960 r6:c24d3300 r5:c24d3300
[ 6.316829] r4:c2b9e810
[ 6.319369] [<c083b030>] (driver_probe_device) from [<c083b4ec>] (device_driver_attach+0x68/0x70)
[ 6.328257] r9:c1259854 r8:c35ef2b8 r7:c083b4f4 r6:c24d3300 r5:00000000 r4:c2b9e810
[ 6.336015] [<c083b484>] (device_driver_attach) from [<c083b5f8>] (__driver_attach+0x104/0x170)
[ 6.344730] r7:c083b4f4 r6:c24d3300 r5:c2b9e810 r4:c24d3300
[ 6.350401] [<c083b4f4>] (__driver_attach) from [<c0838854>] (bus_for_each_dev+0x84/0xc4)
[ 6.358593] r7:c083b4f4 r6:c24d3300 r5:c2404d08 r4:c2b73934
[ 6.364264] [<c08387d0>] (bus_for_each_dev) from [<c083a2c4>] (driver_attach+0x2c/0x30)
[ 6.372283] r7:00000000 r6:c35ef280 r5:c24c90b0 r4:c24d3300
[ 6.377955] [<c083a298>] (driver_attach) from [<c0839bb8>] (bus_add_driver+0x1b4/0x220)
[ 6.385975] [<c0839a04>] (bus_add_driver) from [<c083c140>] (driver_register+0x84/0x118)
[ 6.394080] r8:ffffe000 r7:00000000 r6:c122e828 r5:c2404d08 r4:c24d3300
[ 6.400795] [<c083c0bc>] (driver_register) from [<c083d7c0>] (__platform_driver_register+0x50/0x58)
[ 6.409856] r5:c2404d08 r4:c2515640
[ 6.413442] [<c083d770>] (__platform_driver_register) from [<c122e84c>] (brcmstb_qspi_driver_init+0x24/0x28)
[ 6.423291] [<c122e828>] (brcmstb_qspi_driver_init) from [<c0202244>] (do_one_initcall+0x64/0x26c)
[ 6.432269] [<c02021e0>] (do_one_initcall) from [<c12014bc>] (kernel_init_freeable+0x1ec/0x244)
[ 6.440982] r8:00000007 r7:c2a1c2c0 r6:c1259834 r5:0000011d r4:c1290ba4
[ 6.447699] [<c12012d0>] (kernel_init_freeable) from [<c0d462b8>] (kernel_init+0x18/0x12c)
[ 6.455978] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:c0d462a0
[ 6.463821] r4:00000000
[ 6.466360] [<c0d462a0>] (kernel_init) from [<c0200138>] (ret_from_fork+0x14/0x3c)
[ 6.473943] Exception stack(0xc2951fb0 to 0xc2951ff8)
[ 6.479004] 1fa0: 00000000 00000000 00000000 00000000
[ 6.487196] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 6.495388] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[ 6.502013] r5:c0d462a0 r4:00000000
[ 6.505635] mtd mtd0: Failed to register NVMEM device
[ 6.510832] spi-nor: probe of spi0.0 failed with error -17
[ 6.516646] brcmstb_qspi f0418000.mspi: using mspi mode
[ 6.525470] bcmgenet f0480000.ethernet: GENET 5.0 EPHY: 0x0000
[ 6.570267] unimac-mdio unimac-mdio.0: Broadcom UniMAC MDIO bus
[ 6.577641] e1000e: Intel(R) PRO/1000 Network Driver
[ 6.582660] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[ 6.588659] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
[ 6.596126] usbcore: registered new interface driver pegasus
[ 6.601836] usbcore: registered new interface driver r8152
[ 6.607362] usbcore: registered new interface driver asix
[ 6.612805] usbcore: registered new interface driver ax88179_178a
[ 6.618938] usbcore: registered new interface driver cdc_ether
[ 6.624820] usbcore: registered new interface driver cdc_ncm
[ 6.630757] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 6.637331] ehci-pci: EHCI PCI platform driver
[ 6.642536] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 6.648770] ohci-pci: OHCI PCI platform driver
[ 6.653271] ohci-platform: OHCI generic platform driver
[ 6.659594] usbcore: registered new interface driver cdc_acm
[ 6.665296] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
[ 6.673368] usbcore: registered new interface driver usb-storage
[ 6.679938] i2c /dev entries driver
[ 6.684453] hwmon hwmon0: temp1_input not attached to any thermal zone
[ 6.691637] brcmstb_thermal f04d1500.thermal: registered AVS TMON of-sensor driver
[ 6.699985] bcm7038-wdt f040a5a8.watchdog: Registered BCM7038 Watchdog
[ 6.707817] sdhci: Secure Digital Host Controller Interface driver
[ 6.714064] sdhci: Copyright(c) Pierre Ossman
[ 6.718440] sdhci-pltfm: SDHCI platform and OF driver helper
[ 6.724595] arm-scmi brcm_scmi@0: Failed. SCMI protocol 17 not active.
[ 6.731271] hid: raw HID events driver (C) Jiri Kosina
[ 6.736678] usbcore: registered new interface driver usbhid
[ 6.742284] usbhid: USB HID core driver
[ 6.747583] NET: Registered protocol family 10
[ 6.752630] Segment Routing with IPv6
[ 6.756353] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[ 6.762705] NET: Registered protocol family 17
[ 6.767238] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[ 6.780338] 8021q: 802.1Q VLAN Support v1.8
[ 6.784575] Key type dns_resolver registered
[ 6.788872] Registering SWP/SWPB emulation handler
[ 6.793913] Loading compiled-in X.509 certificates
[ 6.809444] brcmstb-usb-phy f0b00200.usb-phy: Suspend Clock not found in Device Tree
[ 6.817818] brcm-pcie f0460000.pcie: host bridge /pcie@f0460000 ranges:
[ 6.824492] brcm-pcie f0460000.pcie: MEM 0x00c0000000..0x00dfffffff -> 0x00c0000000
[ 6.832623] brcm-pcie f0460000.pcie: IB MEM 0x0000000000..0x00bfffffff -> 0x0100000000
[ 6.840738] brcm-pcie f0460000.pcie: IB MEM 0x0100000000..0x013fffffff -> 0x01c0000000
[ 6.989198] brcm-pcie f0460000.pcie: link down
[ 6.998487] ehci-brcm f0b00500.ehci_v2: EHCI Host Controller
[ 7.004323] ehci-brcm f0b00500.ehci_v2: new USB bus registered, assigned bus number 1
[ 7.022414] ehci-brcm f0b00500.ehci_v2: irq 39, io mem 0xf0b00500
[ 7.035205] ehci-brcm f0b00500.ehci_v2: USB 2.0 started, EHCI 1.00
[ 7.041869] hub 1-0:1.0: USB hub found
[ 7.045662] hub 1-0:1.0: 1 port detected
[ 7.050323] ohci-platform f0b00600.ohci_v2: Generic Platform OHCI controller
[ 7.057577] ohci-platform f0b00600.ohci_v2: new USB bus registered, assigned bus number 2
[ 7.065946] ohci-platform f0b00600.ohci_v2: irq 40, io mem 0xf0b00600
[ 7.128639] hub 2-0:1.0: USB hub found
[ 7.132434] hub 2-0:1.0: 1 port detected
[ 7.137306] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[ 7.153357] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[ 7.160486] ALSA device list:
[ 7.163467] No soundcards found.
[ 7.181552] Freeing unused kernel memory: 18432K
[ 7.194400] Run /init as init process
Mounting /proc and /sys...
Looking for modules to load...
Mounting remaining file systems...
Starting rngd...
Switching to schedutil governor...
Setting cpu: 0
Setting cpu: 1
Setting cpu: 2
Setting cpu: 3
Configuring eth0 interface
[ 7.385647] unimac-mdio-0:01: Broadcom BCM72116 PHY revision: 0x00
[ 7.392417] bcmgenet f0480000.ethernet: configuring instance for internal PHY
[ 7.400291] bcmgenet f0480000.ethernet eth0: Link is Down
Configuring lo interface
Configuring sit0 interface
Starting network services
* WARNING: this system uses box mode #0 until Nexus is loaded.
* This box mode is extremely conservative and will not produce
* meaningful benchmarks when used. Consider loading the desired
* box mode through Nexus before benchmarking this system.
# sensors
scmi_sensors-virtual-0
Adapter: Virtual device
avs_stb_volt: 983.00 mV
avs_pvt_temp: +32.1 C

# sleep 5
[ 9.706183] bcmgenet f0480000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx
[ 9.714758] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
# ping -c 2 192.168.1.254
PING 192.168.1.254 (192.168.1.254): 56 data bytes
64 bytes from 192.168.1.254: seq=0 ttl=64 time=0.539 ms
64 bytes from 192.168.1.254: seq=1 ttl=64 time=0.324 ms

--- 192.168.1.254 ping statistics ---
2 packets transmitted, 2 packets received, 0% packet loss
round-trip min/avg/max = 0.324/0.431/0.539 ms
# cat /sys/devices/platform/rdb/*/dpfe_*
cat: can't open '/sys/devices/platform/rdb/*/dpfe_*': No such file or directory
# pml
[ 13.717888] brcm-waketimer f041a680.waketimer: Using sysfs attributes, consider using 'rtcwake'
Pass 1 out of 1, mode=none, tp_a[ 13.734880] PM: suspend entry (deep)
ll=1, cycle_tp=, sleep=, wakeup_[ 13.740989] Filesystems sync: 0.000 seconds
time=1
[ 13.750169] Freezing user space processes ... (elapsed 0.001 seconds) done.
[ 13.758279] OOM killer disabled.
[ 13.761524] Freezing remaining freezable tasks ... (elapsed 0.000 seconds) done.
[ 13.769648] printk: Suspending console(s) (use no_console_suspend to debug)
AMS: System is entering S2 (retention: 1)...
[ 13.873572] bcmgenet f0480000.ethernet eth0: Link is Down
[ 13.877613] Disabling non-boot CPUs ...
[ 13.879261] CPU1 killed.
[ 13.881063] CPU2 killed.
[ 13.882939] CPU3 killed.
[ 13.883463] Enabling non-boot CPUs ...
[ 13.884391] CPU1 is up
[ 13.885198] CPU2 is up
[ 13.886023] CPU3 is up
[ 13.898317] bcmgenet f0480000.ethernet eth0: Link is Down
[ 14.005465] OOM killer enabled.
[ 14.008633] Restarting tasks ... done.
[ 14.013410] PM: suspend exit
------------------------------[ 14.017946] brcm-waketimer f041a680.waketimer: Using sysfs attributes, consider using 'rtcwake'

# sensors
scmi_sensors-virtual-0
Adapter: Virtual device
avs_stb_volt: 961.00 mV
avs_pvt_temp: +32.1 C

# sleep 5
[ 16.467499] bcmgenet f0480000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx
# ping -c 2 192.168.1.254
PING 192.168.1.254 (192.168.1.254): 56 data bytes
64 bytes from 192.168.1.254: seq=0 ttl=64 time=0.541 ms
64 bytes from 192.168.1.254: seq=1 ttl=64 time=0.312 ms

--- 192.168.1.254 ping statistics ---
2 packets transmitted, 2 packets received, 0% packet loss
round-trip min/avg/max = 0.312/0.426/0.541 ms
# cat /sys/devices/platform/rdb/*/dpfe_*
cat: can't open '/sys/devices/platform/rdb/*/dpfe_*': No such file or directory
# pml -d
[ 20.218288] brcm-waketimer f041a680.waketimer: Using sysfs attributes, consider using 'rtcwake'
Pass 1 out of 1, mode=none, tp_a[ 20.234915] PM: suspend entry (deep)
ll=1, cycle_tp=, sleep=, wakeup_[ 20.241025] Filesystems sync: 0.000 seconds
time=1
[ 20.248721] Freezing user space processes ... (elapsed 0.001 seconds) done.
[ 20.256910] OOM killer disabled.
[ 20.260162] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
[ 20.268691] printk: Suspending console(s) (use no_console_suspend to debug)
AMS: System is entering S3...
CPU 0123
AVS init...
AVS init OK
AVS load:select_image: addr_offset: 00051000 part_offset: 00000000 bootStatus: 20252b25
AVS load_code offset =00051000
LOADED
I2C @ f041a380
BID: 00000010
BCM972116SV

using board #a
select_image: addr_offset: 00056800 part_offset: 00000000 bootStatus: 202b2525
MEMSYS-STD
SHMOO 03480100 BLD:memsys-72165a-m2rc2-3433-g129c38858b-dirty HW:hpg0_b2p8 shmoo_ver:3.72.1.0
MCB: FLEX
OVERTEMP: mon ON
AVS start:AVS resuming S3...


81840001
001ff308
10000008
OK
Resume DDR PHYs...Done
DDR0: !@ ffe09800 <= ffe084a0 006071f8 MEMSYS-0 @ f1100000 OK
Sdram Scramble OTP = 0x00000001
SCRAMBLE_S3
Sdram Scramble OK
select_image: addr_offset: 00020000 part_offset: 00000000 bootStatus: 2025252b
BFW load mode OTP = 0x0000000f
bfw_hash_locked = 0x00000000
BFW key3 OK, BFW load OK
BFW v4.8.1
PM: verify params @ 064a4140
PM: verify OK
DTU: enabled
MVBAR: 07008000 -> 06400000
PM: re-entry not covered by hash
PM: verify main memory, len 000040f0
PM: verify OK
MICH: disable success
AVS: Running!
status=000000ff
AVS-STB:
v=978
t=32089
PV=858
MV=978
PC2=0
AVS rev=032a0100
OS reentry @ 06400000
SSBM1
CLR BSS 0700a8b0 to 0700a920
SSBM2
CACHE FLUSH OK
STACK @ 0700af00
ARCH: CONFIG OK
astrasl-lib: v1.12
SBL v4.2.2.0, Signing Tool v4.4.2.0, Profile 72116B0 ZD, Part ZD, Release build .. OK
SRR: 0x02000000@0xbe000000
AMS v2.16.4.0, Signing Tool v4.4.2.0, Profile 72116B0 ZD, Part ZD, DevOnly build .. OK
Boot Status SBL 0x00000005 AMS 0x00000005
Starting AMS with no ASF

AMS version v1.82:v2.16.4 v1.82-13-g4841047e6ea1-dirty
(2022-12-21 15:45:00 fainelli@fainelli-desktop)
Libsec v2.16.4 git:v1.82-AMS_2_16_4_82

AMS: clk: ver={v4,rdb=35d145a,pl=5c356dc,xls=28-12,S=7fd0}, nclks=245, Pmap4(nc=5)
[ 20.372553] bcmgenet f0480000.ethernet eth0: Link is Down
[ 20.376573] Disabling non-boot CPUs ...
[ 20.378105] CPU1 killed.
[ 20.379845] CPU2 killed.
[ 20.381441] CPU3 killed.
[ 20.381902] Enabling non-boot CPUs ...
[ 20.382957] CPU1 is up
[ 20.383811] CPU2 is up
[ 20.384676] CPU3 is up
[ 20.416231] usb usb1: root hub lost power or was reset
[ 20.416306] bcmgenet f0480000.ethernet eth0: Link is Down
[ 20.472148] usb usb2: root hub lost power or was reset
[ 20.581769] OOM killer enabled.
[ 20.584930] Restarting tasks ... done.
[ 20.589282] PM: suspend exit
------------------------------
[ 20.593484] brcm-waketimer f041a680.waketimer: Using sysfs attributes, consider using 'rtcwake'
# sensors
scmi_sensors-virtual-0
Adapter: Virtual device
avs_stb_volt: 978.00 mV
avs_pvt_temp: +32.1 C

# sleep 5
[ 22.926562] bcmgenet f0480000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx
# ping -c 2 192.168.1.254
PING 192.168.1.254 (192.168.1.254): 56 data bytes
64 bytes from 192.168.1.254: seq=0 ttl=64 time=0.561 ms
64 bytes from 192.168.1.254: seq=1 ttl=64 time=0.327 ms

--- 192.168.1.254 ping statistics ---
2 packets transmitted, 2 packets received, 0% packet loss
round-trip min/avg/max = 0.327/0.444/0.561 ms
# cat /sys/devices/platform/rdb/*/dpfe_*
cat: can't open '/sys/devices/platform/rdb/*/dpfe_*': No such file or directory
#