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Date:   Tue, 24 Mar 2020 13:43:54 +0000
From:   Qais Yousef <qais.yousef@arm.com>
To:     Oliver Neukum <oneukum@suse.de>
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: lockdep warning in urb.c:363 usb_submit_urb
Message-ID: <20200324134353.eamiridhnjrmirgt@e107158-lin>
References: <20200323143857.db5zphxhq4hz3hmd@e107158-lin.cambridge.arm.com>
 <1584977769.27949.18.camel@suse.de>
 <20200323172932.5s7txy2juhut5qdv@e107158-lin.cambridge.arm.com>
 <1585040918.7151.6.camel@suse.de>
 <20200324104610.pqdtaocg6qctlnqv@e107158-lin>
 <1585056047.7151.21.camel@suse.de>
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--cy54dksoo5ajypqq
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On 03/24/20 14:20, Oliver Neukum wrote:
> Am Dienstag, den 24.03.2020, 10:46 +0000 schrieb Qais Yousef:
> > 
> > I should have stuck to what I know then. I misread the documentation. Hopefully
> > the attached looks better. I don't see the new debug you added emitted.
> 
> That is odd. Please try
> 
> echo "module usbcore +mfp" > /sys/kernel/debug/dynamic_debug/control
> 
> with the attached improved patch.

Hmm still no luck


# history
   0 echo "module usbcore +mfp" > /sys/kernel/debug/dynamic_debug/control
   1 swapoff -a
   2 echo suspend > /sys/power/disk
   3 echo disk > /sys/power/state
   4 dmesg > usb.dmesg


# grep "URB allocated" /sys/kernel/debug/dynamic_debug/control
drivers/usb/core/hub.c:1632 [usbcore]hub_configure =pmf "%p URB allocated \012"


$ git log -p
commit dfd1731f9a3e7592135d2a6b2a5c5e1640a7eea4 (HEAD)
Author: Oliver Neukum <oneukum@suse.com>
Date:   Mon Mar 23 16:34:35 2020 +0100

    usb: hub additional debugging

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 54cd8ef795ec..12ce2fdc4c2a 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1629,6 +1629,7 @@ static int hub_configure(struct usb_hub *hub,
                ret = -ENOMEM;
                goto fail;
        }
+       dev_dbg(hub_dev, "%p URB allocated \n", hub->urb);

        usb_fill_int_urb(hub->urb, hdev, pipe, *hub->buffer, maxp, hub_irq,
                hub, endpoint->bInterval);


Thanks

--
Qais Yousef

--cy54dksoo5ajypqq
Content-Type: text/plain; charset=utf-8
Content-Disposition: attachment; filename="usb.dmesg"

[    0.000000] Booting Linux on physical CPU 0x0000000100 [0x410fd033]
[    0.000000] Linux version 5.6.0-rc6-00002-gdfd1731f9a3e (qyousef@e107158-lin) (gcc version 7.5.0 (Ubuntu/Linaro 7.5.0-3ubuntu1~18.04)) #541 SMP PREEMPT Tue Mar 24 13:29:19 GMT 2020
[    0.000000] Machine model: ARM Juno development board (r2)
[    0.000000] earlycon: pl11 at MMIO 0x000000007ff80000 (options '')
[    0.000000] printk: bootconsole [pl11] enabled
[    0.000000] efi: Getting EFI parameters from FDT:
[    0.000000] efi: UEFI not found.
[    0.000000] cma: Reserved 32 MiB at 0x00000000fd000000
[    0.000000] NUMA: No NUMA configuration found
[    0.000000] NUMA: Faking a node at [mem 0x0000000080000000-0x00000009ffffffff]
[    0.000000] NUMA: NODE_DATA [mem 0x9fefdb000-0x9fefdcfff]
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000080000000-0x00000000bfffffff]
[    0.000000]   DMA32    [mem 0x00000000c0000000-0x00000000ffffffff]
[    0.000000]   Normal   [mem 0x0000000100000000-0x00000009ffffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000080000000-0x00000000feffffff]
[    0.000000]   node   0: [mem 0x0000000880000000-0x00000009ffffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x00000009ffffffff]
[    0.000000] On node 0 totalpages: 2093056
[    0.000000]   DMA zone: 4096 pages used for memmap
[    0.000000]   DMA zone: 0 pages reserved
[    0.000000]   DMA zone: 262144 pages, LIFO batch:63
[    0.000000]   DMA32 zone: 4096 pages used for memmap
[    0.000000]   DMA32 zone: 258048 pages, LIFO batch:63
[    0.000000]   Normal zone: 24576 pages used for memmap
[    0.000000]   Normal zone: 1572864 pages, LIFO batch:63
[    0.000000] psci: probing for conduit method from DT.
[    0.000000] psci: PSCIv1.0 detected in firmware.
[    0.000000] psci: Using standard PSCI v0.2 function IDs
[    0.000000] psci: Trusted OS migration not required
[    0.000000] psci: SMC Calling Convention v1.0
[    0.000000] percpu: Embedded 48 pages/cpu s159176 r8192 d29240 u196608
[    0.000000] pcpu-alloc: s159176 r8192 d29240 u196608 alloc=48*4096
[    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [0] 4 [0] 5 
[    0.000000] Detected VIPT I-cache on CPU0
[    0.000000] CPU features: detected: ARM erratum 845719
[    0.000000] CPU features: detected: ARM erratum 843419
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 2060288
[    0.000000] Policy zone: Normal
[    0.000000] Kernel command line: ttyAMA0,115200n8 root=/dev/nfs rw verbose debug ip=dhcp nfsroot=xx.xx.xx.xx:/mnt/data/exports/juno,vers=4,tcp nfsrootdebug rootwait earlycon=pl011,0x7ff80000 systemd.log_target=null user_debug=31 androidboot.hardware=juno loglevel=9 bootargs_sky2=sky2.mac_address=0x00,0x02,0xf7,0x00,0x67,0xbe
[    0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
[    0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[    0.000000] software IO TLB: mapped [mem 0xbbfff000-0xbffff000] (64MB)
[    0.000000] Memory: 8044448K/8372224K available (25724K kernel code, 4126K rwdata, 12236K rodata, 14656K init, 11192K bss, 295008K reserved, 32768K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=6, Nodes=1
[    0.000000] ftrace: allocating 77609 entries in 304 pages
[    0.000000] ftrace: allocated 304 pages with 3 groups
[    0.000000] Running RCU self tests
[    0.000000] rcu: Preemptible hierarchical RCU implementation.
[    0.000000] rcu: 	RCU lockdep checking is enabled.
[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=6.
[    0.000000] 	Tasks RCU enabled.
[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=6
[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[    0.000000] GIC: Using split EOI/Deactivate mode
[    0.000000] GICv2m: range[mem 0x2c1c0000-0x2c1cffff], SPI[224:255]
[    0.000000] GICv2m: range[mem 0x2c1d0000-0x2c1dffff], SPI[256:287]
[    0.000000] GICv2m: range[mem 0x2c1e0000-0x2c1effff], SPI[288:319]
[    0.000000] GICv2m: range[mem 0x2c1f0000-0x2c1fffff], SPI[320:351]
[    0.000000] random: get_random_bytes called from start_kernel+0x5d8/0x784 with crng_init=0
[    0.000000] clocksource: arm,sp804: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275 ns
[    0.000007] sched_clock: 32 bits at 1000kHz, resolution 1000ns, wraps every 2147483647500ns
[    0.008559] Failed to initialize '/smb@8000000/motherboard/iofpga@3,00000000/timer@120000': -22
[    0.018104] arch_timer: cp15 and mmio timer(s) running at 50.00MHz (phys/phys).
[    0.025447] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xb8812736b, max_idle_ns: 440795202655 ns
[    0.036277] sched_clock: 56 bits at 50MHz, resolution 20ns, wraps every 4398046511100ns
[    0.045514] Console: colour dummy device 80x25
[    0.050047] printk: console [tty0] enabled
[    0.054294] printk: bootconsole [pl11] disabled
[    0.058987] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[    0.059154] ... MAX_LOCKDEP_SUBCLASSES:  8
[    0.059254] ... MAX_LOCK_DEPTH:          48
[    0.059355] ... MAX_LOCKDEP_KEYS:        8192
[    0.059460] ... CLASSHASH_SIZE:          4096
[    0.059565] ... MAX_LOCKDEP_ENTRIES:     32768
[    0.059672] ... MAX_LOCKDEP_CHAINS:      65536
[    0.059777] ... CHAINHASH_SIZE:          32768
[    0.059883]  memory used by lock dependency info: 6237 kB
[    0.060005]  memory used for stack traces: 4224 kB
[    0.060117]  per task-struct memory footprint: 1920 bytes
[    0.060239] ------------------------
[    0.060330] | Locking API testsuite:
[    0.060421] ----------------------------------------------------------------------------
[    0.060593]                                  | spin |wlock |rlock |mutex | wsem | rsem |
[    0.060764]   --------------------------------------------------------------------------
[    0.060943]                      A-A deadlock:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.079471]                  A-B-B-A deadlock:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.099610]              A-B-B-C-C-A deadlock:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.121456]              A-B-C-A-B-C deadlock:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.143259]          A-B-B-C-C-D-D-A deadlock:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.166767]          A-B-C-D-B-D-D-A deadlock:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.190249]          A-B-C-D-B-C-D-A deadlock:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.213763]                     double unlock:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.232219]                   initialize held:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.250044]   --------------------------------------------------------------------------
[    0.250214]               recursive read-lock:             |  ok  |             |  ok  |
[    0.255845]            recursive read-lock #2:             |  ok  |             |  ok  |
[    0.261257]             mixed read-write-lock:             |  ok  |             |  ok  |
[    0.266678]             mixed write-read-lock:             |  ok  |             |  ok  |
[    0.272102]   mixed read-lock/lock-write ABBA:             |FAILED|             |  ok  |
[    0.277826]    mixed read-lock/lock-read ABBA:             |  ok  |             |  ok  |
[    0.283714]  mixed write-lock/lock-write ABBA:             |  ok  |             |  ok  |
[    0.289603]   --------------------------------------------------------------------------
[    0.289934]      hard-irqs-on + irq-safe-A/12:  ok  |  ok  |  ok  |
[    0.297909]      soft-irqs-on + irq-safe-A/12:  ok  |  ok  |  ok  |
[    0.305930]      hard-irqs-on + irq-safe-A/21:  ok  |  ok  |  ok  |
[    0.313903]      soft-irqs-on + irq-safe-A/21:  ok  |  ok  |  ok  |
[    0.321911]        sirq-safe-A => hirqs-on/12:  ok  |  ok  |  ok  |
[    0.329897]        sirq-safe-A => hirqs-on/21:  ok  |  ok  |  ok  |
[    0.337919]          hard-safe-A + irqs-on/12:  ok  |  ok  |  ok  |
[    0.345890]          soft-safe-A + irqs-on/12:  ok  |  ok  |  ok  |
[    0.353910]          hard-safe-A + irqs-on/21:  ok  |  ok  |  ok  |
[    0.361883]          soft-safe-A + irqs-on/21:  ok  |  ok  |  ok  |
[    0.369892]     hard-safe-A + unsafe-B #1/123:  ok  |  ok  |  ok  |
[    0.378560]     soft-safe-A + unsafe-B #1/123:  ok  |  ok  |  ok  |
[    0.387282]     hard-safe-A + unsafe-B #1/132:  ok  |  ok  |  ok  |
[    0.395952]     soft-safe-A + unsafe-B #1/132:  ok  |  ok  |  ok  |
[    0.404671]     hard-safe-A + unsafe-B #1/213:  ok  |  ok  |  ok  |
[    0.413340]     soft-safe-A + unsafe-B #1/213:  ok  |  ok  |  ok  |
[    0.422052]     hard-safe-A + unsafe-B #1/231:  ok  |  ok  |  ok  |
[    0.430701]     soft-safe-A + unsafe-B #1/231:  ok  |  ok  |  ok  |
[    0.439410]     hard-safe-A + unsafe-B #1/312:  ok  |  ok  |  ok  |
[    0.447609]     soft-safe-A + unsafe-B #1/312:  ok  |  ok  |  ok  |
[    0.455852]     hard-safe-A + unsafe-B #1/321:  ok  |  ok  |  ok  |
[    0.464512]     soft-safe-A + unsafe-B #1/321:  ok  |  ok  |  ok  |
[    0.473223]     hard-safe-A + unsafe-B #2/123:  ok  |  ok  |  ok  |
[    0.481908]     soft-safe-A + unsafe-B #2/123:  ok  |  ok  |  ok  |
[    0.490625]     hard-safe-A + unsafe-B #2/132:  ok  |  ok  |  ok  |
[    0.499298]     soft-safe-A + unsafe-B #2/132:  ok  |  ok  |  ok  |
[    0.508019]     hard-safe-A + unsafe-B #2/213:  ok  |  ok  |  ok  |
[    0.516684]     soft-safe-A + unsafe-B #2/213:  ok  |  ok  |  ok  |
[    0.525407]     hard-safe-A + unsafe-B #2/231:  ok  |  ok  |  ok  |
[    0.534083]     soft-safe-A + unsafe-B #2/231:  ok  |  ok  |  ok  |
[    0.542794]     hard-safe-A + unsafe-B #2/312:  ok  |  ok  |  ok  |
[    0.551452]     soft-safe-A + unsafe-B #2/312:  ok  |  ok  |  ok  |
[    0.560171]     hard-safe-A + unsafe-B #2/321:  ok  |  ok  |  ok  |
[    0.568833]     soft-safe-A + unsafe-B #2/321:  ok  |  ok  |  ok  |
[    0.577549]       hard-irq lock-inversion/123:  ok  |  ok  |  ok  |
[    0.586217]       soft-irq lock-inversion/123:  ok  |  ok  |  ok  |
[    0.594934]       hard-irq lock-inversion/132:  ok  |  ok  |  ok  |
[    0.603596]       soft-irq lock-inversion/132:  ok  |  ok  |  ok  |
[    0.612318]       hard-irq lock-inversion/213:  ok  |  ok  |  ok  |
[    0.620989]       soft-irq lock-inversion/213:  ok  |  ok  |  ok  |
[    0.629708]       hard-irq lock-inversion/231:  ok  |  ok  |  ok  |
[    0.638374]       soft-irq lock-inversion/231:  ok  |  ok  |  ok  |
[    0.647089]       hard-irq lock-inversion/312:  ok  |  ok  |  ok  |
[    0.655746]       soft-irq lock-inversion/312:  ok  |  ok  |  ok  |
[    0.664467]       hard-irq lock-inversion/321:  ok  |  ok  |  ok  |
[    0.673130]       soft-irq lock-inversion/321:  ok  |  ok  |  ok  |
[    0.681851]       hard-irq read-recursion/123:  ok  |
[    0.684808]       soft-irq read-recursion/123:  ok  |
[    0.687809]       hard-irq read-recursion/132:  ok  |
[    0.690765]       soft-irq read-recursion/132:  ok  |
[    0.693770]       hard-irq read-recursion/213:  ok  |
[    0.696726]       soft-irq read-recursion/213:  ok  |
[    0.699730]       hard-irq read-recursion/231:  ok  |
[    0.702687]       soft-irq read-recursion/231:  ok  |
[    0.705688]       hard-irq read-recursion/312:  ok  |
[    0.708645]       soft-irq read-recursion/312:  ok  |
[    0.711647]       hard-irq read-recursion/321:  ok  |
[    0.714602]       soft-irq read-recursion/321:  ok  |
[    0.717604]   --------------------------------------------------------------------------
[    0.717772]   | Wound/wait tests |
[    0.717859]   ---------------------
[    0.717947]                   ww api failures:  ok  |  ok  |  ok  |
[    0.726453]                ww contexts mixing:  ok  |  ok  |
[    0.732068]              finishing ww context:  ok  |  ok  |  ok  |  ok  |
[    0.743151]                locking mismatches:  ok  |  ok  |  ok  |
[    0.751623]                  EDEADLK handling:  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |  ok  |
[    0.780528]            spinlock nest unlocked:  ok  |
[    0.783253]   -----------------------------------------------------
[    0.783387]                                  |block | try  |context|
[    0.783524]   -----------------------------------------------------
[    0.783658]                           context:  ok  |  ok  |  ok  |
[    0.792394]                               try:  ok  |  ok  |  ok  |
[    0.800608]                             block:  ok  |  ok  |  ok  |
[    0.808862]                          spinlock:  ok  |  ok  |  ok  |
[    0.817795] -------------------------------------------------------
[    0.817931] Good, all 261 testcases passed! |
[    0.818034] ---------------------------------
[    0.818373] Calibrating delay loop (skipped), value calculated using timer frequency.. 100.00 BogoMIPS (lpj=200000)
[    0.818650] pid_max: default: 32768 minimum: 301
[    0.819122] LSM: Security Framework initializing
[    0.819426] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[    0.819632] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[    0.855086] rcu: Hierarchical SRCU implementation.
[    0.872249] EFI services will not be available.
[    0.879375] smp: Bringing up secondary CPUs ...
[    0.925462] CPU features: detected: EL2 vector hardening
[    0.925475] ARM_SMCCC_ARCH_WORKAROUND_1 missing from firmware
[    0.925482] CPU features: detected: ARM erratum 1319367
[    0.925489] Detected PIPT I-cache on CPU1
[    0.925551] CPU1: Booted secondary processor 0x0000000000 [0x410fd080]
[    0.969765] Detected PIPT I-cache on CPU2
[    0.969800] CPU2: Booted secondary processor 0x0000000001 [0x410fd080]
[    1.014206] Detected VIPT I-cache on CPU3
[    1.014278] CPU3: Booted secondary processor 0x0000000101 [0x410fd033]
[    1.058602] Detected VIPT I-cache on CPU4
[    1.058660] CPU4: Booted secondary processor 0x0000000102 [0x410fd033]
[    1.103026] Detected VIPT I-cache on CPU5
[    1.103083] CPU5: Booted secondary processor 0x0000000103 [0x410fd033]
[    1.103707] smp: Brought up 1 node, 6 CPUs
[    1.105347] SMP: Total of 6 processors activated.
[    1.105567] CPU features: detected: 32-bit EL0 Support
[    1.105703] CPU features: detected: CRC32 instructions
[    1.168589] CPU: All CPU(s) started at EL2
[    1.168851] alternatives: patching kernel code
[    1.173882] devtmpfs: initialized
[    1.193809] KASLR disabled due to lack of seed
[    1.195961] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    1.196083] futex hash table entries: 2048 (order: 6, 262144 bytes, linear)
[    1.197646] xor: measuring software checksum speed
[    1.234611]    8regs     :  4238.000 MB/sec
[    1.274820]    32regs    :  4763.000 MB/sec
[    1.315072]    arm64_neon:  4290.000 MB/sec
[    1.315126] xor: using function: 32regs (4763.000 MB/sec)
[    1.315194] pinctrl core: initialized pinctrl subsystem
[    1.317944] thermal_sys: Registered thermal governor 'step_wise'
[    1.317950] thermal_sys: Registered thermal governor 'power_allocator'
[    1.319665] DMI not present or invalid.
[    1.320924] NET: Registered protocol family 16
[    1.325042] DMA: preallocated 256 KiB pool for atomic allocations
[    1.325127] audit: initializing netlink subsys (disabled)
[    1.325663] audit: type=2000 audit(1.044:1): state=initialized audit_enabled=0 res=1
[    1.327747] cpuidle: using governor menu
[    1.328011] NET: Registered protocol family 42
[    1.328608] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[    1.329105] ASID allocator initialised with 65536 entries
[    1.331101] Serial: AMBA PL011 UART driver
[    1.360865] 7ff80000.uart: ttyAMA0 at MMIO 0x7ff80000 (irq = 31, base_baud = 0) is a PL011 rev3
[    2.798063] printk: console [ttyAMA0] enabled
[    2.869683] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[    2.876629] HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages
[    2.883447] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[    2.890254] HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages
[    2.923328] cryptd: max_cpu_qlen set to 1000
[    3.021904] raid6: neonx8   gen()  3081 MB/s
[    3.094355] raid6: neonx8   xor()  2156 MB/s
[    3.166859] raid6: neonx4   gen()  3067 MB/s
[    3.239275] raid6: neonx4   xor()  2275 MB/s
[    3.311745] raid6: neonx2   gen()  2656 MB/s
[    3.384186] raid6: neonx2   xor()  2059 MB/s
[    3.456655] raid6: neonx1   gen()  1971 MB/s
[    3.529101] raid6: neonx1   xor()  1619 MB/s
[    3.601566] raid6: int64x8  gen()  1555 MB/s
[    3.674013] raid6: int64x8  xor()   899 MB/s
[    3.746476] raid6: int64x4  gen()  1790 MB/s
[    3.818913] raid6: int64x4  xor()   971 MB/s
[    3.891357] raid6: int64x2  gen()  1592 MB/s
[    3.963815] raid6: int64x2  xor()   846 MB/s
[    4.036263] raid6: int64x1  gen()  1224 MB/s
[    4.108748] raid6: int64x1  xor()   639 MB/s
[    4.113097] raid6: using algorithm neonx8 gen() 3081 MB/s
[    4.118582] raid6: .... xor() 2156 MB/s, rmw enabled
[    4.123628] raid6: using neon recovery algorithm
[    4.129187] ACPI: Interpreter disabled.
[    4.135980] iommu: Default domain type: Translated 
[    4.141597] vgaarb: loaded
[    4.145349] SCSI subsystem initialized
[    4.149692] libata version 3.00 loaded.
[    4.154219] usbcore: registered new interface driver usbfs
[    4.159916] usbcore: registered new interface driver hub
[    4.165517] usbcore: registered new device driver usb
[    4.173528] mc: Linux media interface: v0.10
[    4.177949] videodev: Linux video capture interface: v2.00
[    4.183789] pps_core: LinuxPPS API ver. 1 registered
[    4.188842] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    4.198139] PTP clock support registered
[    4.202924] EDAC MC: Ver: 3.0.0
[    4.208900] FPGA manager framework
[    4.212863] Advanced Linux Sound Architecture Driver Initialized.
[    4.220442] Bluetooth: Core ver 2.22
[    4.224164] NET: Registered protocol family 31
[    4.228690] Bluetooth: HCI device and connection manager initialized
[    4.235176] Bluetooth: HCI socket layer initialized
[    4.240150] Bluetooth: L2CAP socket layer initialized
[    4.245346] Bluetooth: SCO socket layer initialized
[    4.251847] clocksource: Switched to clocksource arch_sys_counter
[    5.094664] VFS: Disk quotas dquot_6.6.0
[    5.098862] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    5.106585] pnp: PnP ACPI: disabled
[    5.129217] NET: Registered protocol family 2
[    5.134547] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, linear)
[    5.144017] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear)
[    5.152363] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes, linear)
[    5.170770] TCP: Hash tables configured (established 65536 bind 65536)
[    5.177861] UDP hash table entries: 4096 (order: 7, 655360 bytes, linear)
[    5.186272] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, linear)
[    5.195315] NET: Registered protocol family 1
[    5.201490] RPC: Registered named UNIX socket transport module.
[    5.207660] RPC: Registered udp transport module.
[    5.212485] RPC: Registered tcp transport module.
[    5.217296] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    5.224881] PCI: CLS 0 bytes, default 64
[    6.578984] hw perfevents: enabled with armv8_cortex_a72 PMU driver, 7 counters available
[    6.589062] hw perfevents: enabled with armv8_cortex_a53 PMU driver, 7 counters available
[    6.597532] kvm [1]: IPA Size Limit: 40bits
[    6.610626] kvm [1]: vgic interrupt IRQ1
[    6.615204] kvm [1]: Hyp mode initialized successfully
[    7.077112] rcu-torture:--- Start of test: nreaders=5 nfakewriters=4 stat_interval=60 verbose=1 test_no_idle_hz=1 shuffle_interval=3 stutter=5 irqreader=1 fqs_duration=0 fqs_holdoff=0 fqs_stutter=3 test_boost=1/0 test_boost_interval=7 test_boost_duration=4 shutdown_secs=0 stall_cpu=0 stall_cpu_holdoff=10 stall_cpu_irqsoff=0 n_barrier_cbs=0 onoff_interval=0 onoff_holdoff=0
[    7.110494] rcu-torture: Creating rcu_torture_writer task
[    7.116379] rcu-torture: Creating rcu_torture_fakewriter task
[    7.116385] rcu-torture: rcu_torture_writer task started
[    7.122491] rcu-torture: Creating rcu_torture_fakewriter task
[    7.122522] rcu-torture: rcu_torture_fakewriter task started
[    7.128171] rcu-torture: GP expediting controlled from boot/sysfs for rcu.
[    7.133916] rcu-torture: Creating rcu_torture_fakewriter task
[    7.133945] rcu-torture: rcu_torture_fakewriter task started
[    7.139582] rcu_torture_writer: Testing conditional GPs.
[    7.146788] rcu-torture: Creating rcu_torture_fakewriter task
[    7.146817] rcu-torture: rcu_torture_fakewriter task started
[    7.155874] rcu_torture_writer: Testing expedited GPs.
[    7.158579] rcu-torture: Creating rcu_torture_reader task
[    7.158607] rcu-torture: rcu_torture_fakewriter task started
[    7.163675] rcu_torture_writer: Testing asynchronous GPs.
[    7.169749] rcu-torture: Creating rcu_torture_reader task
[    7.169782] rcu-torture: rcu_torture_reader task started
[    7.175265] rcu_torture_writer: Testing normal GPs.
[    7.213385] rcu-torture: Creating rcu_torture_reader task
[    7.213443] rcu-torture: rcu_torture_reader task started
[    7.219139] rcu-torture: Creating rcu_torture_reader task
[    7.219168] rcu-torture: rcu_torture_reader task started
[    7.235646] rcu-torture: Creating rcu_torture_reader task
[    7.235684] rcu-torture: rcu_torture_reader task started
[    7.241392] rcu-torture: Creating rcu_torture_stats task
[    7.241397] rcu-torture: rcu_torture_reader task started
[    7.257785] rcu-torture: Creating torture_shuffle task
[    7.263087] rcu-torture: rcu_torture_stats task started
[    7.268826] rcu-torture: Creating torture_stutter task
[    7.268858] rcu-torture: torture_shuffle task started
[    7.274329] rcu-torture: Creating rcu_torture_fwd_prog task
[    7.274355] rcu-torture: torture_stutter task started
[    7.290466] rcu-torture: rcu_torture_fwd_progress task started
[    7.293479] Initialise system trusted keyrings
[    7.301423] workingset: timestamp_bits=44 max_order=21 bucket_order=0
[    7.336884] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    7.349427] NFS: Registering the id_resolver key type
[    7.354642] Key type id_resolver registered
[    7.358937] Key type id_legacy registered
[    7.363047] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[    7.370267] fuse: init (API version 7.31)
[    7.375772] 9p: Installing v9fs 9p2000 file system support
[    7.404730] Key type asymmetric registered
[    7.408986] Asymmetric key parser 'x509' registered
[    7.414040] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243)
[    7.421582] io scheduler mq-deadline registered
[    7.426202] io scheduler kyber registered
[    7.445797] pl061_gpio 1c1d0000.gpio: PL061 GPIO chip registered
[    7.455590] pci-host-generic 40000000.pcie: host bridge /pcie@40000000 ranges:
[    7.462988] pci-host-generic 40000000.pcie:       IO 0x005f800000..0x005fffffff -> 0x0000000000
[    7.471956] pci-host-generic 40000000.pcie:      MEM 0x0050000000..0x0057ffffff -> 0x0050000000
[    7.480842] pci-host-generic 40000000.pcie:      MEM 0x4000000000..0x40ffffffff -> 0x4000000000
[    7.489788] pci-host-generic 40000000.pcie: ECAM at [mem 0x40000000-0x4fffffff] for [bus 00-ff]
[    7.498975] pci-host-generic 40000000.pcie: PCI host bridge to bus 0000:00
[    7.505978] pci_bus 0000:00: root bus resource [bus 00-ff]
[    7.511570] pci_bus 0000:00: root bus resource [io  0x0000-0x7fffff]
[    7.518038] pci_bus 0000:00: root bus resource [mem 0x50000000-0x57ffffff]
[    7.525038] pci_bus 0000:00: root bus resource [mem 0x4000000000-0x40ffffffff pref]
[    7.532922] pci 0000:00:00.0: [1556:1100] type 01 class 0x060400
[    7.539090] pci 0000:00:00.0: reg 0x10: [mem 0x00000000-0x00003fff 64bit pref]
[    7.546617] pci 0000:00:00.0: supports D1 D2
[    7.550978] pci 0000:00:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[    7.559711] pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[    7.568127] pci 0000:01:00.0: [111d:8090] type 01 class 0x060400
[    7.574387] pci 0000:01:00.0: enabling Extended Tags
[    7.579627] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
[    7.597244] pci 0000:01:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[    7.605766] pci 0000:02:01.0: [111d:8090] type 01 class 0x060400
[    7.612042] pci 0000:02:01.0: enabling Extended Tags
[    7.617316] pci 0000:02:01.0: PME# supported from D0 D3hot D3cold
[    7.624195] pci 0000:02:02.0: [111d:8090] type 01 class 0x060400
[    7.630469] pci 0000:02:02.0: enabling Extended Tags
[    7.635741] pci 0000:02:02.0: PME# supported from D0 D3hot D3cold
[    7.642575] pci 0000:02:03.0: [111d:8090] type 01 class 0x060400
[    7.648842] pci 0000:02:03.0: enabling Extended Tags
[    7.654113] pci 0000:02:03.0: PME# supported from D0 D3hot D3cold
[    7.661293] pci 0000:02:0c.0: [111d:8090] type 01 class 0x060400
[    7.667561] pci 0000:02:0c.0: enabling Extended Tags
[    7.672832] pci 0000:02:0c.0: PME# supported from D0 D3hot D3cold
[    7.679795] pci 0000:02:10.0: [111d:8090] type 01 class 0x060400
[    7.686056] pci 0000:02:10.0: enabling Extended Tags
[    7.691318] pci 0000:02:10.0: PME# supported from D0 D3hot D3cold
[    7.698753] pci 0000:02:1f.0: [111d:8090] type 01 class 0x060400
[    7.705021] pci 0000:02:1f.0: enabling Extended Tags
[    7.710291] pci 0000:02:1f.0: PME# supported from D0 D3hot D3cold
[    7.717084] pci 0000:02:01.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[    7.725252] pci 0000:02:02.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[    7.733413] pci 0000:02:03.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[    7.741593] pci 0000:02:0c.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[    7.749753] pci 0000:02:10.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[    7.757907] pci 0000:02:1f.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[    7.766363] pci 0000:03:00.0: [1095:3132] type 00 class 0x018000
[    7.772551] pci 0000:03:00.0: reg 0x10: [mem 0x00000000-0x0000007f 64bit]
[    7.779489] pci 0000:03:00.0: reg 0x18: [mem 0x00000000-0x00003fff 64bit]
[    7.786411] pci 0000:03:00.0: reg 0x20: [io  0x0000-0x007f]
[    7.792122] pci 0000:03:00.0: reg 0x30: [mem 0x00000000-0x0007ffff pref]
[    7.799106] pci 0000:03:00.0: supports D1 D2
[    7.803984] pci 0000:03:00.0: disabling ASPM on pre-1.1 PCIe device.  You can enable it with 'pcie_aspm=force'
[    7.815450] pci_bus 0000:03: busn_res: [bus 03-ff] end is updated to 03
[    7.823713] pci_bus 0000:04: busn_res: [bus 04-ff] end is updated to 04
[    7.832011] pci_bus 0000:05: busn_res: [bus 05-ff] end is updated to 05
[    7.840311] pci_bus 0000:06: busn_res: [bus 06-ff] end is updated to 06
[    7.848601] pci_bus 0000:07: busn_res: [bus 07-ff] end is updated to 07
[    7.855662] pci 0000:08:00.0: [11ab:4380] type 00 class 0x020000
[    7.861847] pci 0000:08:00.0: reg 0x10: [mem 0x00000000-0x00003fff 64bit]
[    7.868769] pci 0000:08:00.0: reg 0x18: [io  0x0000-0x00ff]
[    7.874684] pci 0000:08:00.0: supports D1 D2
[    7.879043] pci 0000:08:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[    7.887739] pci_bus 0000:08: busn_res: [bus 08-ff] end is updated to 08
[    7.894481] pci_bus 0000:02: busn_res: [bus 02-ff] end is updated to 08
[    7.901219] pci_bus 0000:01: busn_res: [bus 01-ff] end is updated to 08
[    7.907976] pci 0000:00:00.0: BAR 14: assigned [mem 0x50000000-0x501fffff]
[    7.914978] pci 0000:00:00.0: BAR 0: assigned [mem 0x4000000000-0x4000003fff 64bit pref]
[    7.923243] pci 0000:00:00.0: BAR 13: assigned [io  0x1000-0x2fff]
[    7.929548] pci 0000:01:00.0: BAR 14: assigned [mem 0x50000000-0x501fffff]
[    7.936542] pci 0000:01:00.0: BAR 13: assigned [io  0x1000-0x2fff]
[    7.942844] pci 0000:02:01.0: BAR 14: assigned [mem 0x50000000-0x500fffff]
[    7.949838] pci 0000:02:1f.0: BAR 14: assigned [mem 0x50100000-0x501fffff]
[    7.956830] pci 0000:02:01.0: BAR 13: assigned [io  0x1000-0x1fff]
[    7.963120] pci 0000:02:1f.0: BAR 13: assigned [io  0x2000-0x2fff]
[    7.969424] pci 0000:03:00.0: BAR 6: assigned [mem 0x50000000-0x5007ffff pref]
[    7.976773] pci 0000:03:00.0: BAR 2: assigned [mem 0x50080000-0x50083fff 64bit]
[    7.984244] pci 0000:03:00.0: BAR 0: assigned [mem 0x50084000-0x5008407f 64bit]
[    7.991702] pci 0000:03:00.0: BAR 4: assigned [io  0x1000-0x107f]
[    7.997917] pci 0000:02:01.0: PCI bridge to [bus 03]
[    8.002980] pci 0000:02:01.0:   bridge window [io  0x1000-0x1fff]
[    8.009191] pci 0000:02:01.0:   bridge window [mem 0x50000000-0x500fffff]
[    8.016115] pci 0000:02:02.0: PCI bridge to [bus 04]
[    8.021208] pci 0000:02:03.0: PCI bridge to [bus 05]
[    8.026305] pci 0000:02:0c.0: PCI bridge to [bus 06]
[    8.031418] pci 0000:02:10.0: PCI bridge to [bus 07]
[    8.036523] pci 0000:08:00.0: BAR 0: assigned [mem 0x50100000-0x50103fff 64bit]
[    8.043981] pci 0000:08:00.0: BAR 2: assigned [io  0x2000-0x20ff]
[    8.050190] pci 0000:02:1f.0: PCI bridge to [bus 08]
[    8.055258] pci 0000:02:1f.0:   bridge window [io  0x2000-0x2fff]
[    8.061477] pci 0000:02:1f.0:   bridge window [mem 0x50100000-0x501fffff]
[    8.068407] pci 0000:01:00.0: PCI bridge to [bus 02-08]
[    8.073732] pci 0000:01:00.0:   bridge window [io  0x1000-0x2fff]
[    8.079944] pci 0000:01:00.0:   bridge window [mem 0x50000000-0x501fffff]
[    8.086873] pci 0000:00:00.0: PCI bridge to [bus 01-08]
[    8.092201] pci 0000:00:00.0:   bridge window [io  0x1000-0x2fff]
[    8.098407] pci 0000:00:00.0:   bridge window [mem 0x50000000-0x501fffff]
[    8.105743] pcieport 0000:00:00.0: enabling device (0000 -> 0003)
[    8.120032] pcieport 0000:00:00.0: PME: Signaling with IRQ 44
[    8.126997] pcieport 0000:00:00.0: AER: enabled with IRQ 44
[    8.133261] pcieport 0000:01:00.0: enabling device (0000 -> 0003)
[    8.139707] pcieport 0000:02:01.0: enabling device (0000 -> 0003)
[    8.150518] pcieport 0000:02:1f.0: enabling device (0000 -> 0003)
[    8.160458] IPMI message handler: version 39.2
[    8.165174] ipmi device interface
[    8.168698] ipmi_si: IPMI System Interface driver
[    8.174132] ipmi_si: Unable to find any System Interface(s)
[    8.181111] EINJ: ACPI disabled.
[    8.193706] dma-pl330 7ff00000.dma: WARN: Device release is not defined so it is not safe to unbind this driver while in use
[    8.206494] dma-pl330 7ff00000.dma: Loaded driver for PL330 DMAC-341330
[    8.213230] dma-pl330 7ff00000.dma: 	DBUFF-1024x16bytes Num_Chans-8 Num_Peri-8 Num_Events-8
[    8.237794] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    8.249476] SuperH (H)SCI(F) driver initialized
[    8.254765] msm_serial: driver initialized
[    8.262532] arm-smmu 7fb10000.iommu: probing hardware configuration...
[    8.269207] arm-smmu 7fb10000.iommu: SMMUv1 with:
[    8.274005] arm-smmu 7fb10000.iommu: 	stage 2 translation
[    8.279509] arm-smmu 7fb10000.iommu: 	non-coherent table walk
[    8.285365] arm-smmu 7fb10000.iommu: 	(IDR0.CTTW overridden by FW configuration)
[    8.292894] arm-smmu 7fb10000.iommu: 	stream matching with 2 register groups
[    8.300072] arm-smmu 7fb10000.iommu: 	1 context banks (1 stage-2 only)
[    8.306717] arm-smmu 7fb10000.iommu: 	Supported page sizes: 0x60211000
[    8.313357] arm-smmu 7fb10000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
[    8.320927] arm-smmu 7fb20000.iommu: probing hardware configuration...
[    8.327578] arm-smmu 7fb20000.iommu: SMMUv1 with:
[    8.332379] arm-smmu 7fb20000.iommu: 	stage 2 translation
[    8.337882] arm-smmu 7fb20000.iommu: 	non-coherent table walk
[    8.343734] arm-smmu 7fb20000.iommu: 	(IDR0.CTTW overridden by FW configuration)
[    8.351262] arm-smmu 7fb20000.iommu: 	stream matching with 2 register groups
[    8.358439] arm-smmu 7fb20000.iommu: 	1 context banks (1 stage-2 only)
[    8.365088] arm-smmu 7fb20000.iommu: 	Supported page sizes: 0x60211000
[    8.371733] arm-smmu 7fb20000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
[    8.378889] arm-smmu 7fb30000.iommu: probing hardware configuration...
[    8.385544] arm-smmu 7fb30000.iommu: SMMUv1 with:
[    8.390347] arm-smmu 7fb30000.iommu: 	stage 2 translation
[    8.395849] arm-smmu 7fb30000.iommu: 	coherent table walk
[    8.401352] arm-smmu 7fb30000.iommu: 	stream matching with 2 register groups
[    8.408523] arm-smmu 7fb30000.iommu: 	1 context banks (1 stage-2 only)
[    8.415173] arm-smmu 7fb30000.iommu: 	Supported page sizes: 0x60211000
[    8.421817] arm-smmu 7fb30000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
[    8.563772] tda998x 0-0070: found TDA19988
[    8.696060] tda998x 0-0071: found TDA19988
[    8.766216] loop: module loaded
[    8.893170] mpt3sas version 33.100.00.00 loaded
[    8.903315] sata_sil24 0000:03:00.0: version 1.1
[    8.908345] sata_sil24 0000:03:00.0: enabling device (0000 -> 0003)
[    8.918391] scsi host0: sata_sil24
[    8.923496] scsi host1: sata_sil24
[    8.927499] ata1: SATA max UDMA/100 host m128@0x50084000 port 0x50080000 irq 51
[    8.934940] ata2: SATA max UDMA/100 host m128@0x50084000 port 0x50082000 irq 51
[    8.950044] libphy: Fixed MDIO Bus: probed
[    8.956437] tun: Universal TUN/TAP device driver, 1.6
[    8.962964] bnx2x: QLogic 5771x/578xx 10/20-Gigabit Ethernet Driver bnx2x 1.713.36-0 (2014/02/10)
[    8.972980] thunder_xcv, ver 1.0
[    8.976426] thunder_bgx, ver 1.0
[    8.979813] nicpf, ver 1.0
[    8.983449] hclge is initializing
[    8.987220] hns3: Hisilicon Ethernet Network Driver for Hip08 Family - version
[    8.994608] hns3: Copyright (c) 2017 Huawei Corporation.
[    9.000181] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
[    9.006119] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[    9.012273] igb: Intel(R) Gigabit Ethernet Network Driver - version 5.6.0-k
[    9.019349] igb: Copyright (c) 2007-2014 Intel Corporation.
[    9.025142] igbvf: Intel(R) Gigabit Virtual Function Network Driver - version 2.4.0-k
[    9.033096] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
[    9.039878] sky2: driver version 1.30
[    9.043915] sky2 0000:08:00.0: enabling device (0000 -> 0003)
[    9.049850] sky2 0000:08:00.0: Yukon-2 UL 2 chip revision 0
[    9.055639] sky2 0000:08:00.0 (unnamed net_device) (uninitialized): Invalid MAC address, defaulting to random
[    9.067331] sky2 0000:08:00.0 eth0: addr ae:19:c6:f0:10:e2
[    9.110208] libphy: smsc911x-mdio: probed
[    9.115328] smsc911x 18000000.ethernet eth1: MAC Address: 00:02:f7:00:67:bd
[    9.125648] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
[    9.133322] usbcore: registered new interface driver pegasus
[    9.139170] usbcore: registered new interface driver rtl8150
[    9.145034] usbcore: registered new interface driver r8152
[    9.150697] usbcore: registered new interface driver lan78xx
[    9.156568] usbcore: registered new interface driver asix
[    9.162135] usbcore: registered new interface driver ax88179_178a
[    9.168409] usbcore: registered new interface driver cdc_ether
[    9.174408] usbcore: registered new interface driver dm9601
[    9.180169] usbcore: registered new interface driver CoreChips
[    9.186202] usbcore: registered new interface driver smsc75xx
[    9.192194] usbcore: registered new interface driver smsc95xx
[    9.198107] usbcore: registered new interface driver net1080
[    9.203931] usbcore: registered new interface driver plusb
[    9.209590] usbcore: registered new interface driver cdc_subset
[    9.215686] usbcore: registered new interface driver zaurus
[    9.221421] usbcore: registered new interface driver MOSCHIP usb-ethernet driver
[    9.229036] usbcore: registered new interface driver cdc_ncm
[    9.235198] VFIO - User Level meta-driver version: 0.3
[    9.244049] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    9.250734] ehci-pci: EHCI PCI platform driver
[    9.255373] ehci-platform: EHCI generic platform driver
[    9.261265] ehci-platform 7ffc0000.ehci: Adding to iommu group 0
[    9.267943] ehci-platform 7ffc0000.ehci: EHCI Host Controller
[    9.273960] ehci-platform 7ffc0000.ehci: new USB bus registered, assigned bus number 1
[    9.282413] ehci-platform 7ffc0000.ehci: irq 34, io mem 0x7ffc0000
[    9.303894] ehci-platform 7ffc0000.ehci: USB 2.0 started, EHCI 1.00
[    9.312750] hub 1-0:1.0: USB hub found
[    9.316756] hub 1-0:1.0: 1 port detected
[    9.322098] ehci-orion: EHCI orion driver
[    9.326429] ehci-exynos: EHCI Exynos driver
[    9.330880] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    9.337203] ohci-pci: OHCI PCI platform driver
[    9.341844] ohci-platform: OHCI generic platform driver
[    9.347445] ohci-platform 7ffb0000.ohci: Adding to iommu group 0
[    9.353789] ohci-platform 7ffb0000.ohci: Generic Platform OHCI controller
[    9.360733] ohci-platform 7ffb0000.ohci: new USB bus registered, assigned bus number 2
[    9.369041] ohci-platform 7ffb0000.ohci: irq 33, io mem 0x7ffb0000
[    9.454060] hub 2-0:1.0: USB hub found
[    9.458002] hub 2-0:1.0: 1 port detected
[    9.462996] ohci-exynos: OHCI Exynos driver
[    9.468199] usbcore: registered new interface driver usb-storage
[    9.483090] rtc-pl031 1c170000.rtc: registered as rtc0
[    9.489863] i2c /dev entries driver
[    9.498761] usbcore: registered new interface driver uvcvideo
[    9.504616] USB Video Class driver (1.1.1)
[    9.508794] gspca_main: v2.14.0 registered
[    9.519678] sp805-wdt 1c0f0000.wdt: registration successful
[    9.528211] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com
[    9.536840] Bluetooth: HCI UART driver ver 2.3
[    9.541374] Bluetooth: HCI UART protocol H4 registered
[    9.546654] Bluetooth: HCI UART protocol LL registered
[    9.552062] Bluetooth: HCI UART protocol Broadcom registered
[    9.557942] usbcore: registered new interface driver btusb
[    9.566162] mmci-pl18x 1c050000.mmci: mmc0: PL180 manf 41 rev0 at 0x1c050000 irq 9,0 (pio)
[    9.600728] sdhci: Secure Digital Host Controller Interface driver
[    9.607167] sdhci: Copyright(c) Pierre Ossman
[    9.612329] Synopsys Designware Multimedia Card Interface Driver
[    9.620229] sdhci-pltfm: SDHCI platform and OF driver helper
[    9.629527] leds-syscon 1c010000.apbregs:led0: registered LED vexpress:0
[    9.636858] leds-syscon 1c010000.apbregs:led1: registered LED vexpress:1
[    9.644123] leds-syscon 1c010000.apbregs:led2: registered LED vexpress:2
[    9.651333] leds-syscon 1c010000.apbregs:led3: registered LED vexpress:3
[    9.658549] leds-syscon 1c010000.apbregs:led4: registered LED vexpress:4
[    9.660037] usb 1-1: new high-speed USB device number 2 using ehci-platform
[    9.665756] leds-syscon 1c010000.apbregs:led5: registered LED vexpress:5
[    9.679910] leds-syscon 1c010000.apbregs:led6: registered LED vexpress:6
[    9.687122] leds-syscon 1c010000.apbregs:led7: registered LED vexpress:7
[    9.695039] ledtrig-cpu: registered to indicate activity on CPUs
[    9.704066] hub 1-1:1.0: USB hub found
[    9.704866] usbcore: registered new interface driver usbhid
[    9.708570] hub 1-1:1.0: 4 ports detected
[    9.713711] usbhid: USB HID core driver
[    9.714861] mhu 2b1f0000.mhu: ARM MHU Mailbox registered
[    9.740849] drop_monitor: Initializing network drop monitor service
[    9.751356] NET: Registered protocol family 10
[    9.752975] random: fast init done
[    9.761199] Segment Routing with IPv6
[    9.765574] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[    9.772882] NET: Registered protocol family 17
[    9.777629] Bridge firewalling registered
[    9.781804] Bluetooth: HIDP (Human Interface Emulation) ver 1.2
[    9.787875] Bluetooth: HIDP socket layer initialized
[    9.793029] 8021q: 802.1Q VLAN Support v1.8
[    9.797718] 9pnet: Installing 9P2000 support
[    9.802205] Key type dns_resolver registered
[    9.807996] registered taskstats version 1
[    9.812243] Loading compiled-in X.509 certificates
[    9.820380] Btrfs loaded, crc32c=crc32c-generic
[    9.836554] scpi_protocol scpi: SCP Protocol 1.2 Firmware 1.21.0 version
[    9.900309] arm-smmu 2b600000.iommu: probing hardware configuration...
[    9.906999] arm-smmu 2b600000.iommu: SMMUv1 with:
[    9.911929] arm-smmu 2b600000.iommu: 	stage 2 translation
[    9.917444] arm-smmu 2b600000.iommu: 	coherent table walk
[    9.922977] arm-smmu 2b600000.iommu: 	stream matching with 2 register groups
[    9.930180] arm-smmu 2b600000.iommu: 	1 context banks (1 stage-2 only)
[    9.936853] arm-smmu 2b600000.iommu: 	Supported page sizes: 0x60211000
[    9.943495] arm-smmu 2b600000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
[    9.953325] input: smb@8000000:motherboard:gpio-keys as /devices/platform/smb@8000000/smb@8000000:motherboard/smb@8000000:motherboard:gpio-keys/input/input1
[    9.969875] rtc-pl031 1c170000.rtc: setting system clock to 2020-03-24T13:26:36 UTC (1585056396)
[   10.280067] usb 1-1.1: new high-speed USB device number 3 using ehci-platform
[   10.325610] usb-storage 1-1.1:1.0: USB Mass Storage device detected
[   10.340148] scsi host2: usb-storage 1-1.1:1.0
[   10.503982] atkbd serio0: keyboard reset failed on 1c060000.kmi
[   10.992124] ata1: SATA link down (SStatus 0 SControl 0)
[   11.372862] scsi 2:0:0:0: Direct-Access     TOSHIBA  TransMemory      PMAP PQ: 0 ANSI: 6
[   11.385025] sd 2:0:0:0: [sda] 30253056 512-byte logical blocks: (15.5 GB/14.4 GiB)
[   11.395886] sd 2:0:0:0: [sda] Write Protect is off
[   11.400946] sd 2:0:0:0: [sda] Mode Sense: 45 00 00 00
[   11.407205] sd 2:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[   11.476739]  sda: sda1 sda2
[   11.495313] sd 2:0:0:0: [sda] Attached SCSI removable disk
[   11.751875] atkbd serio1: keyboard reset failed on 1c070000.kmi
[   13.048101] ata2: SATA link down (SStatus 0 SControl 0)
[   13.059761] sky2 0000:08:00.0 eth0: enabling interface
[   13.068686] Generic PHY 18000000.ethernet-ffffffff:01: attached PHY driver [Generic PHY] (mii_bus:phy_addr=18000000.ethernet-ffffffff:01, irq=POLL)
[   13.083104] smsc911x 18000000.ethernet eth1: SMSC911x/921x identified at 0xffff800018d90000, IRQ: 8
[   15.144751] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
[   15.163932] Sending DHCP requests ., OK
[   15.300992] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[   15.304182] ALSA device list:
[   15.309940] platform regulatory.0: Falling back to sysfs fallback for: regulatory.db
[   15.313166]   No soundcards found.
[   15.325677] uart-pl011 7ff80000.uart: no DMA platform data
[   15.381459] Freeing unused kernel memory: 14656K
[   15.576075] Run /init as init process
[   15.579784]   with arguments:
[   15.582818]     /init
[   15.585143]     ttyAMA0,115200n8
[   15.588438]     verbose
[   15.590911]     nfsrootdebug
[   15.593846]   with environment:
[   15.597044]     HOME=/
[   15.599429]     TERM=linux
[   15.602189]     user_debug=31
[   16.000277] Adding 2543608k swap on /dev/sda2.  Priority:-2 extents:1 across:2543608k 
[   18.690278] input: PS/2 Generic Mouse as /devices/platform/smb@8000000/smb@8000000:motherboard/smb@8000000:motherboard:iofpga@3,00000000/1c060000.kmi/serio0/input/input3
[   18.815258] psmouse serio0: Failed to enable mouse on 1c060000.kmi
[   20.581550] random: dd: uninitialized urandom read (512 bytes read)
[   20.695317] random: ssh-keygen: uninitialized urandom read (32 bytes read)
[   20.725071] random: sshd: uninitialized urandom read (32 bytes read)
[   20.805838] sky2 0000:08:00.0 eth0: enabling interface
[   25.641788] input: PS/2 Generic Mouse as /devices/platform/smb@8000000/smb@8000000:motherboard/smb@8000000:motherboard:iofpga@3,00000000/1c070000.kmi/serio1/input/input4
[   25.770081] psmouse serio1: Failed to enable mouse on 1c070000.kmi
[   68.871949] rcu-torture: rtc: (____ptrval____) ver: 1430 tfle: 0 rta: 1431 rtaf: 0 rtf: 1419 rtmbe: 0 rtbe: 0 rtbke: 0 rtbre: 0 rtbf: 0 rtb: 0 nt: 24137 onoff: 0/0:0/0 -1,0:-1,0 0:0 (HZ=250) barrier: 0/0:0
[   68.891859] rcu-torture: Reader Pipe:  14518041 3920 0 0 0 0 0 0 0 0 0
[   68.898567] rcu-torture: Reader Batch:  14513170 8794 0 0 0 0 0 0 0 0 0
[   68.905308] rcu-torture: Free-Block Circulation:  1430 1430 1429 1428 1426 1425 1424 1423 1421 1420 0
[   77.075919] cfg80211: failed to load regulatory.db
[   85.395510] PM: hibernation: hibernation entry
[   85.407291] Filesystems sync: 0.001 seconds
[   85.411706] Freezing user space processes ... (elapsed 0.003 seconds) done.
[   85.422153] OOM killer disabled.
[   85.432722] PM: hibernation: Preallocating image memory
[   86.962730] PM: hibernation: Allocated 97206 pages for snapshot
[   86.968783] PM: hibernation: Allocated 388824 kbytes in 1.52 seconds (255.80 MB/s)
[   86.976488] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
[   86.988496] printk: Suspending console(s) (use no_console_suspend to debug)
[   87.052353] usbcore:hub_suspend: hub 1-1:1.0: hub_suspend
[   87.054920] usbcore:hub_suspend: hub 1-0:1.0: hub_suspend
[   87.055211] usbcore:hcd_bus_suspend: usb usb1: bus suspend, wakeup 0
[   87.106030] Disabling non-boot CPUs ...
[   87.115339] CPU1: shutdown
[   87.115396] psci: CPU1 killed (polled 0 ms)
[   87.124698] CPU2: shutdown
[   87.125786] psci: CPU2 killed (polled 0 ms)
[   87.142474] CPU3: shutdown
[   87.142499] psci: CPU3 killed (polled 0 ms)
[   87.158793] CPU4: shutdown
[   87.158818] psci: CPU4 killed (polled 0 ms)
[   87.170296] CPU5: shutdown
[   87.170322] psci: CPU5 killed (polled 0 ms)
[   87.181175] PM: hibernation: Creating image:
[   87.181175] PM: hibernation: Need to copy 95355 pages
[   87.181175] PM: hibernation: Image created (95355 pages copied)
[   87.181755] Enabling non-boot CPUs ...
[   87.195741] Detected PIPT I-cache on CPU1
[   87.195807] CPU1: Booted secondary processor 0x0000000000 [0x410fd080]
[   87.199267] CPU1 is up
[   87.218474] Detected PIPT I-cache on CPU2
[   87.218514] CPU2: Booted secondary processor 0x0000000001 [0x410fd080]
[   87.220090] CPU2 is up
[   87.233753] Detected VIPT I-cache on CPU3
[   87.233836] CPU3: Booted secondary processor 0x0000000101 [0x410fd033]
[   87.236870] CPU3 is up
[   87.251072] Detected VIPT I-cache on CPU4
[   87.251139] CPU4: Booted secondary processor 0x0000000102 [0x410fd033]
[   87.254256] CPU4 is up
[   87.268055] Detected VIPT I-cache on CPU5
[   87.268119] CPU5: Booted secondary processor 0x0000000103 [0x410fd033]
[   87.272310] CPU5 is up
[   87.308368] usbcore:hcd_bus_resume: usb usb1: usb resume
[   87.339802] usbcore:hcd_bus_resume: usb usb2: usb resume
[   87.370809] usbcore:hub_resume: hub 1-0:1.0: hub_resume
[   87.371148] usbcore:hub_activate: usb usb1-port1: status 0503 change 0000
[   87.371358] usbcore:hub_resume: hub 1-1:1.0: hub_resume
[   87.371785] usbcore:hub_activate: usb 1-1-port1: status 0503 change 0000
[   87.418064] usbcore:hub_resume: hub 2-0:1.0: hub_resume
[   87.418308] usb usb2: runtime PM trying to activate child device usb2 but parent (7ffb0000.ohci) is not active
[   87.622694] PM: Cannot find swap device, try swapon -a
[   87.628057] PM: Cannot get swap writer
[   88.214621] OOM killer enabled.
[   88.217943] Restarting tasks ... 
[   88.220049] usbcore:hub_event: hub 1-0:1.0: state 7 ports 1 chg 0000 evt 0000
[   88.225181] done.
[   88.231030] usbcore:hub_event: hub 1-1:1.0: state 7 ports 4 chg 0000 evt 0000
[   88.240461] usbcore:hub_event: hub 2-0:1.0: state 7 ports 1 chg 0000 evt 0000
[   88.248053] usbcore:hub_resume: hub 2-0:1.0: hub_resume
[   88.253967] ------------[ cut here ]------------
[   88.258945] URB (____ptrval____) submitted while active
[   88.264629] WARNING: CPU: 4 PID: 379 at drivers/usb/core/urb.c:363 usb_submit_urb+0x3d8/0x590
[   88.273808] Modules linked in:
[   88.273830] CPU: 4 PID: 379 Comm: kworker/4:2 Not tainted 5.6.0-rc6-00002-gdfd1731f9a3e #541
[   88.273839] Hardware name: ARM Juno development board (r2) (DT)
[   88.273852] Workqueue: usb_hub_wq hub_event
[   88.273865] pstate: 40000005 (nZcv daif -PAN -UAO)
[   88.273876] pc : usb_submit_urb+0x3d8/0x590
[   88.273886] lr : usb_submit_urb+0x3d8/0x590
[   88.273894] sp : ffff8000190038b0
[   88.273902] x29: ffff8000190038b0 x28: 0000000000000003 
[   88.273916] x27: ffff00097050fb20 x26: ffff80001340d000 
[   88.273930] x25: ffff80001340d000 x24: ffff800019003b38 
[   88.273944] x23: 0000000000000004 x22: 0000000000000c00 
[   88.273958] x21: 0000000000000000 x20: 00000000fffffff0 
[   88.273971] x19: ffff00097046fe00 x18: ffffffffffffffff 
[   88.273986] x17: 00000000934eeaf4 x16: 00000000ad4e46a7 
[   88.273999] x15: ffff80001340da88 x14: 0720072007200720 
[   88.274013] x13: 0720072007200720 x12: 0720072007200720 
[   88.274027] x11: 0000000000000000 x10: 000000008f00fc00 
[   88.274041] x9 : 0000000000000002 x8 : ffff000970fa08a0 
[   88.274055] x7 : 0000000000000000 x6 : ffff00097ef86450 
[   88.274069] x5 : ffff00097ef86450 x4 : 0000000000000000 
[   88.274082] x3 : ffff00097ef96070 x2 : 0000000000000001 
[   88.274096] x1 : bf0dcc4e01afe000 x0 : 0000000000000000 
[   88.274110] Call trace:
[   88.274121]  usb_submit_urb+0x3d8/0x590
[   88.274131]  hub_activate+0x108/0x7f0
[   88.274140]  hub_resume+0xac/0x148
[   88.274152]  usb_resume_interface.isra.10+0x60/0x138
[   88.274163]  usb_resume_both+0xe4/0x140
[   88.274173]  usb_runtime_resume+0x24/0x30
[   88.274187]  __rpm_callback+0xdc/0x138
[   88.274197]  rpm_callback+0x34/0x98
[   88.274208]  rpm_resume+0x4a8/0x720
[   88.274218]  rpm_resume+0x50c/0x720
[   88.274229]  __pm_runtime_resume+0x4c/0xb8
[   88.274240]  usb_autopm_get_interface+0x28/0x60
[   88.274249]  hub_event+0x80/0x16d8
[   88.274262]  process_one_work+0x2a4/0x748
[   88.274273]  worker_thread+0x48/0x498
[   88.274284]  kthread+0x13c/0x140
[   88.274295]  ret_from_fork+0x10/0x18
[   88.274303] irq event stamp: 392
[   88.274318] hardirqs last  enabled at (391): [<ffff800011982754>] _raw_spin_unlock_irq+0x34/0x68
[   88.274332] hardirqs last disabled at (392): [<ffff8000100a95d0>] do_debug_exception+0x1a8/0x258
[   88.274344] softirqs last  enabled at (386): [<ffff8000100818a4>] __do_softirq+0x4bc/0x568
[   88.274355] softirqs last disabled at (375): [<ffff8000101145a4>] irq_exit+0x144/0x150
[   88.274363] ---[ end trace f4c0292c296f056a ]---
[   88.286435] hub 2-0:1.0: activate --> -16
[   88.286692] usbcore:hub_event: hub 2-0:1.0: state 7 ports 1 chg 0000 evt 0000
[   88.286765] usbcore:hub_suspend: hub 2-0:1.0: hub_suspend
[   88.287042] usbcore:hcd_bus_suspend: usb usb2: bus auto-suspend, wakeup 1
[   88.537224] PM: hibernation: hibernation exit
[   89.075447] rcu_torture_fwd_prog_nr: Duration 5043 cver 276 gps 501
[   89.311502] ata1: SATA link down (SStatus 0 SControl 0)
[   89.367552] ata2: SATA link down (SStatus 0 SControl 0)
[   89.530995] rcu_torture_fwd_prog_cr Duration 36 barrier: 29 pending 11061 n_launders: 18738 n_launders_sa: 9612 n_max_gps: 100 n_max_cbs: 14380 cver 0 gps 8
[   89.545347] rcu_torture_fwd_cb_hist: Callback-invocation histogram (duration 69 jiffies): 1s/10: 8737:5 2s/10: 24381:7
[   93.948034] psmouse serio0: Failed to enable mouse on 1c060000.kmi
[  100.793867] psmouse serio1: Failed to enable mouse on 1c070000.kmi

--cy54dksoo5ajypqq--