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dmesg of the kernel panic occuring in example9
/example9-multichannel-waveform-gen$ dmesg
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.14.71-ti-r80 (root@b2-am57xx-beagle-x15-2gb) (gcc version 6.3.0 20170516 (Debian 6.3.0-18+deb9u1)) #1 SMP PREEMPT Fri Oct 5 23:50:11 UTC 2018
[ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[ 0.000000] OF: fdt: Machine model: TI AM335x BeagleBone Black
[ 0.000000] Memory policy: Data cache writeback
[ 0.000000] efi: Getting EFI parameters from FDT:
[ 0.000000] efi: UEFI not found.
[ 0.000000] cma: Reserved 48 MiB at 0x9c800000
[ 0.000000] On node 0 totalpages: 130560
[ 0.000000] free_area_init_node: node 0, pgdat c15ed180, node_mem_map df961000
[ 0.000000] Normal zone: 1148 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 130560 pages, LIFO batch:31
[ 0.000000] CPU: All CPU(s) started in SVC mode.
[ 0.000000] AM335X ES2.1 (sgx neon)
[ 0.000000] random: get_random_bytes called from start_kernel+0xac/0x458 with crng_init=0
[ 0.000000] percpu: Embedded 18 pages/cpu @df8e8000 s41548 r8192 d23988 u73728
[ 0.000000] pcpu-alloc: s41548 r8192 d23988 u73728 alloc=18*4096
[ 0.000000] pcpu-alloc: [0] 0
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 129412
[ 0.000000] Kernel command line: console=ttyO0,115200n8 bone_capemgr.uboot_capemgr_enabled=1 root=/dev/mmcblk1p1 ro rootfstype=ext4 rootwait coherent_pool=1M net.ifnames=0 quiet
[ 0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
[ 0.000000] Memory: 440080K/522240K available (13312K kernel code, 1169K rwdata, 4364K rodata, 1024K init, 361K bss, 33008K reserved, 49152K cma-reserved, 0K highmem)
[ 0.000000] Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
vmalloc : 0xe0000000 - 0xff800000 ( 504 MB)
lowmem : 0xc0000000 - 0xdfe00000 ( 510 MB)
pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
.text : 0xc0008000 - 0xc0e00000 (14304 kB)
.init : 0xc1400000 - 0xc1500000 (1024 kB)
.data : 0xc1500000 - 0xc1624498 (1170 kB)
.bss : 0xc162eb2c - 0xc1689000 ( 362 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] ftrace: allocating 42734 entries in 126 pages
[ 0.000000] Preemptible hierarchical RCU implementation.
[ 0.000000] RCU restricting CPUs from NR_CPUS=2 to nr_cpu_ids=1.
[ 0.000000] Tasks RCU enabled.
[ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1
[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrupts
[ 0.000000] OMAP clockevent source: timer2 at 24000000 Hz
[ 0.000025] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
[ 0.000046] clocksource: timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[ 0.000057] OMAP clocksource: timer1 at 24000000 Hz
[ 0.002056] timer_probe: no matching timers found
[ 0.002407] Console: colour dummy device 80x30
[ 0.002435] WARNING: Your 'console=ttyO0' has been replaced by 'ttyS0'
[ 0.002440] This ensures that you still see kernel messages. Please
[ 0.002444] update your kernel commandline.
[ 0.002472] Calibrating delay loop... 995.32 BogoMIPS (lpj=1990656)
[ 0.021173] pid_max: default: 32768 minimum: 301
[ 0.021442] Security Framework initialized
[ 0.021458] Yama: becoming mindful.
[ 0.021497] AppArmor: AppArmor disabled by boot time parameter
[ 0.021578] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.021589] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.022615] CPU: Testing write buffer coherency: ok
[ 0.023130] CPU0: thread -1, cpu 0, socket -1, mpidr 0
[ 0.037267] Setting up static identity map for 0x80100000 - 0x80100060
[ 0.045171] Hierarchical SRCU implementation.
[ 0.056294] EFI services will not be available.
[ 0.061182] smp: Bringing up secondary CPUs ...
[ 0.061197] smp: Brought up 1 node, 1 CPU
[ 0.061208] SMP: Total of 1 processors activated (995.32 BogoMIPS).
[ 0.061214] CPU: All CPU(s) started in SVC mode.
[ 0.062793] devtmpfs: initialized
[ 0.097541] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3
[ 0.097994] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.098021] futex hash table entries: 256 (order: 2, 16384 bytes)
[ 0.101965] xor: measuring software checksum speed
[ 0.141198] arm4regs : 1200.000 MB/sec
[ 0.181150] 8regs : 1075.000 MB/sec
[ 0.221148] 32regs : 988.000 MB/sec
[ 0.261148] neon : 1624.000 MB/sec
[ 0.261155] xor: using function: neon (1624.000 MB/sec)
[ 0.261171] pinctrl core: initialized pinctrl subsystem
[ 0.262408] NET: Registered protocol family 16
[ 0.266250] DMA: preallocated 1024 KiB pool for atomic coherent allocations
[ 0.355476] omap_hwmod: debugss: _wait_target_disable failed
[ 0.396188] cpuidle: using governor menu
[ 0.402375] OMAP GPIO hardware version 0.1
[ 0.430119] No ATAGs?
[ 0.430140] hw-breakpoint: debug architecture 0x4 unsupported.
[ 0.431500] omap4_sram_init:Unable to allocate sram needed to handle errata I688
[ 0.431516] omap4_sram_init:Unable to get sram pool needed to handle errata I688
[ 0.525217] raid6: neonx2 gen() 1882 MB/s
[ 0.593179] raid6: neonx2 xor() 1497 MB/s
[ 0.593187] raid6: using algorithm neonx2 gen() 1882 MB/s
[ 0.593193] raid6: .... xor() 1497 MB/s, rmw enabled
[ 0.593199] raid6: using neon recovery algorithm
[ 0.601283] edma 49000000.edma: TI EDMA DMA engine driver
[ 0.608251] SCSI subsystem initialized
[ 0.609351] libata version 3.00 loaded.
[ 0.609664] usbcore: registered new interface driver usbfs
[ 0.609722] usbcore: registered new interface driver hub
[ 0.609835] usbcore: registered new device driver usb
[ 0.610880] omap_i2c 44e0b000.i2c: could not find pctldev for node /ocp/l4_wkup@44c00000/scm@210000/pinmux@800/pinmux_i2c0_pins, deferring probe
[ 0.611845] omap_i2c 4802a000.i2c: bus 1 rev0.11 at 100 kHz
[ 0.613246] omap_i2c 4819c000.i2c: bus 2 rev0.11 at 100 kHz
[ 0.613747] media: Linux media interface: v0.10
[ 0.613802] Linux video capture interface: v2.00
[ 0.613964] pps_core: LinuxPPS API ver. 1 registered
[ 0.613972] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 0.613993] PTP clock support registered
[ 0.614629] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400
[ 0.617539] Advanced Linux Sound Architecture Driver Initialized.
[ 0.618242] NetLabel: Initializing
[ 0.618252] NetLabel: domain hash size = 128
[ 0.618257] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 0.618344] NetLabel: unlabeled traffic allowed by default
[ 0.621650] clocksource: Switched to clocksource timer1
[ 0.785518] VFS: Disk quotas dquot_6.6.0
[ 0.785748] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.798572] NET: Registered protocol family 2
[ 0.799496] TCP established hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.799543] TCP bind hash table entries: 4096 (order: 3, 32768 bytes)
[ 0.799601] TCP: Hash tables configured (established 4096 bind 4096)
[ 0.799720] UDP hash table entries: 256 (order: 1, 8192 bytes)
[ 0.799742] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[ 0.799959] NET: Registered protocol family 1
[ 0.808933] RPC: Registered named UNIX socket transport module.
[ 0.808942] RPC: Registered udp transport module.
[ 0.808948] RPC: Registered tcp transport module.
[ 0.808953] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.810053] Unpacking initramfs...
[ 1.017719] random: fast init done
[ 1.070249] Freeing initrd memory: 4632K
[ 1.070877] hw perfevents: no interrupt-affinity property for /pmu, guessing.
[ 1.071104] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[ 1.073327] audit: initializing netlink subsys (disabled)
[ 1.074695] audit: type=2000 audit(1.076:1): state=initialized audit_enabled=0 res=1
[ 1.074867] workingset: timestamp_bits=14 max_order=17 bucket_order=3
[ 1.080666] zbud: loaded
[ 1.088410] NFS: Registering the id_resolver key type
[ 1.088457] Key type id_resolver registered
[ 1.088464] Key type id_legacy registered
[ 1.088482] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 1.088818] fuse init (API version 7.26)
[ 1.089414] SGI XFS with ACLs, security attributes, realtime, no debug enabled
[ 1.100484] Key type asymmetric registered
[ 1.100501] Asymmetric key parser 'x509' registered
[ 1.100628] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
[ 1.104979] io scheduler noop registered
[ 1.104991] io scheduler deadline registered
[ 1.105386] io scheduler cfq registered (default)
[ 1.105396] io scheduler mq-deadline registered
[ 1.108108] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size 568
[ 1.120263] gpio-of-helper ocp:cape-universal: ready
[ 1.131525] wkup_m3_ipc 44e11324.wkup_m3_ipc: could not get rproc handle
[ 1.134114] Serial: 8250/16550 driver, 6 ports, IRQ sharing disabled
[ 1.137862] 44e09000.serial: ttyS0 at MMIO 0x44e09000 (irq = 30, base_baud = 3000000) is a 8250
[ 1.149685] console [ttyS0] enabled
[ 1.150812] 48022000.serial: ttyS1 at MMIO 0x48022000 (irq = 31, base_baud = 3000000) is a 8250
[ 1.151798] 48024000.serial: ttyS2 at MMIO 0x48024000 (irq = 32, base_baud = 3000000) is a 8250
[ 1.152720] 481a6000.serial: ttyS3 at MMIO 0x481a6000 (irq = 33, base_baud = 3000000) is a 8250
[ 1.153615] 481a8000.serial: ttyS4 at MMIO 0x481a8000 (irq = 34, base_baud = 3000000) is a 8250
[ 1.154795] 481aa000.serial: ttyS5 at MMIO 0x481aa000 (irq = 35, base_baud = 3000000) is a 8250
[ 1.158426] omap_rng 48310000.rng: Random Number Generator ver. 20
[ 1.159770] [drm] Initialized vgem 1.0.0 20120112 for virtual device on minor 0
[ 1.159876] usbcore: registered new interface driver udl
[ 1.168571] at24 2-0054: 32768 byte 24c256 EEPROM, writable, 1 bytes/write
[ 1.168881] at24 2-0055: 32768 byte 24c256 EEPROM, writable, 1 bytes/write
[ 1.169107] at24 2-0056: 32768 byte 24c256 EEPROM, writable, 1 bytes/write
[ 1.169334] at24 2-0057: 32768 byte 24c256 EEPROM, writable, 1 bytes/write
[ 1.170030] eqep 48300180.eqep: ver. 1.0
[ 1.170217] eqep 48300180.eqep: count_mode:0
[ 1.170228] eqep 48300180.eqep: invert_qa:1
[ 1.170237] eqep 48300180.eqep: invert_qb:1
[ 1.170245] eqep 48300180.eqep: invert_qi:0
[ 1.170254] eqep 48300180.eqep: invert_qs:0
[ 1.170262] eqep 48300180.eqep: swap_inputs:0
[ 1.170271] eqep 48300180.eqep: QDECCTL:0x0180
[ 1.170279] eqep 48300180.eqep: QPOSINIT:0x00000000
[ 1.170287] eqep 48300180.eqep: QPOSMAX:0xffffffff
[ 1.170295] eqep 48300180.eqep: QPOSCNT:0x00000000
[ 1.170303] eqep 48300180.eqep: omit_interrupt:0
[ 1.170311] eqep 48300180.eqep: QEINT:0x0800
[ 1.170318] eqep 48300180.eqep: QUPRD:0x05f5e100
[ 1.170326] eqep 48300180.eqep: QEPCTL:0x009e write
[ 1.170334] eqep 48300180.eqep: QEPCTL:0x009e read
[ 1.170361] eqep 48300180.eqep: irq:132, clk_rate:100000000
[ 1.170603] eqep 48302180.eqep: ver. 1.0
[ 1.170712] eqep 48302180.eqep: count_mode:0
[ 1.170722] eqep 48302180.eqep: invert_qa:1
[ 1.170730] eqep 48302180.eqep: invert_qb:1
[ 1.170739] eqep 48302180.eqep: invert_qi:0
[ 1.170747] eqep 48302180.eqep: invert_qs:0
[ 1.170755] eqep 48302180.eqep: swap_inputs:0
[ 1.170763] eqep 48302180.eqep: QDECCTL:0x0180
[ 1.170771] eqep 48302180.eqep: QPOSINIT:0x00000000
[ 1.170778] eqep 48302180.eqep: QPOSMAX:0xffffffff
[ 1.170786] eqep 48302180.eqep: QPOSCNT:0x00000000
[ 1.170794] eqep 48302180.eqep: omit_interrupt:0
[ 1.170802] eqep 48302180.eqep: QEINT:0x0800
[ 1.170809] eqep 48302180.eqep: QUPRD:0x05f5e100
[ 1.170816] eqep 48302180.eqep: QEPCTL:0x009e write
[ 1.170823] eqep 48302180.eqep: QEPCTL:0x009e read
[ 1.170842] eqep 48302180.eqep: irq:134, clk_rate:100000000
[ 1.171021] eqep 48304180.eqep: ver. 1.0
[ 1.171131] eqep 48304180.eqep: count_mode:0
[ 1.171141] eqep 48304180.eqep: invert_qa:1
[ 1.171150] eqep 48304180.eqep: invert_qb:1
[ 1.171158] eqep 48304180.eqep: invert_qi:0
[ 1.171166] eqep 48304180.eqep: invert_qs:0
[ 1.171174] eqep 48304180.eqep: swap_inputs:0
[ 1.171182] eqep 48304180.eqep: QDECCTL:0x0180
[ 1.171190] eqep 48304180.eqep: QPOSINIT:0x00000000
[ 1.171197] eqep 48304180.eqep: QPOSMAX:0xffffffff
[ 1.171205] eqep 48304180.eqep: QPOSCNT:0x00000000
[ 1.171213] eqep 48304180.eqep: omit_interrupt:0
[ 1.171220] eqep 48304180.eqep: QEINT:0x0800
[ 1.171228] eqep 48304180.eqep: QUPRD:0x05f5e100
[ 1.171235] eqep 48304180.eqep: QEPCTL:0x009e write
[ 1.171242] eqep 48304180.eqep: QEPCTL:0x009e read
[ 1.171261] eqep 48304180.eqep: irq:136, clk_rate:100000000
[ 1.234391] libphy: Fixed MDIO Bus: probed
[ 1.235281] CAN device driver interface
[ 1.236663] c_can_platform 481cc000.can: c_can_platform device registered (regs=fa1cc000, irq=42)
[ 1.237866] c_can_platform 481d0000.can: c_can_platform device registered (regs=fa1d0000, irq=43)
[ 1.293776] davinci_mdio 4a101000.mdio: davinci mdio revision 1.6, bus freq 1000000
[ 1.293794] davinci_mdio 4a101000.mdio: detected phy mask fffffffe
[ 1.294780] MDIO: davinci_mdio: dt: updated phy_id[0] from phy_mask[fffffffe]
[ 1.309449] libphy: 4a101000.mdio: probed
[ 1.309477] davinci_mdio 4a101000.mdio: phy[0]: device 4a101000.mdio:00, driver SMSC LAN8710/LAN8720
[ 1.310807] cpsw 4a100000.ethernet: Detected MACID = fc:69:47:94:39:6b
[ 1.310933] cpsw 4a100000.ethernet: initialized cpsw ale version 1.4
[ 1.310944] cpsw 4a100000.ethernet: ALE Table size 1024
[ 1.311011] cpsw 4a100000.ethernet: cpts: overflow check period 1250 (jiffies)
[ 1.315191] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 1.315254] ehci-platform: EHCI generic platform driver
[ 1.315660] ehci-omap: OMAP-EHCI Host Controller driver
[ 1.316665] usbcore: registered new interface driver usb-storage
[ 1.320238] am335x-phy-driver 47401300.usb-phy: 47401300.usb-phy supply vcc not found, using dummy regulator
[ 1.323816] am335x-phy-driver 47401b00.usb-phy: 47401b00.usb-phy supply vcc not found, using dummy regulator
[ 1.328423] musb-hdrc musb-hdrc.1: MUSB HDRC host driver
[ 1.328494] musb-hdrc musb-hdrc.1: new USB bus registered, assigned bus number 1
[ 1.328835] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.328846] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.328855] usb usb1: Product: MUSB HDRC host driver
[ 1.328862] usb usb1: Manufacturer: Linux 4.14.71-ti-r80 musb-hcd
[ 1.328870] usb usb1: SerialNumber: musb-hdrc.1
[ 1.330008] hub 1-0:1.0: USB hub found
[ 1.330093] hub 1-0:1.0: 1 port detected
[ 1.342859] omap_rtc 44e3e000.rtc: registered as rtc0
[ 1.344415] i2c /dev entries driver
[ 1.345776] Driver for 1-wire Dallas network protocol.
[ 1.349317] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec
[ 1.350096] softdog: initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0)
[ 1.351808] cpuidle: enable-method property 'ti,am3352' found operations
[ 1.352736] sdhci: Secure Digital Host Controller Interface driver
[ 1.352744] sdhci: Copyright(c) Pierre Ossman
[ 1.353973] omap_hsmmc 48060000.mmc: Got CD GPIO
[ 1.434473] sdhci-pltfm: SDHCI platform and OF driver helper
[ 1.437202] ledtrig-cpu: registered to indicate activity on CPUs
[ 1.437972] omap-aes 53500000.aes: OMAP AES hw accel rev: 3.2
[ 1.438319] omap-aes 53500000.aes: will run requests pump with realtime priority
[ 1.444409] omap-sham 53100000.sham: hw accel on OMAP rev 4.3
[ 1.448784] hidraw: raw HID events driver (C) Jiri Kosina
[ 1.452908] usbcore: registered new interface driver usbhid
[ 1.452918] usbhid: USB HID core driver
[ 1.453369] remoteproc remoteproc0: wkup_m3 is available
[ 1.462373] wireguard: WireGuard 0.0.20180925 loaded. See www.wireguard.com for information.
[ 1.462386] wireguard: Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
[ 1.463219] NET: Registered protocol family 10
[ 1.468834] Segment Routing with IPv6
[ 1.468916] mip6: Mobile IPv6
[ 1.468937] NET: Registered protocol family 17
[ 1.468954] can: controller area network core (rev 20170425 abi 9)
[ 1.469043] NET: Registered protocol family 29
[ 1.469181] Key type dns_resolver registered
[ 1.469189] mpls_gso: MPLS GSO support
[ 1.469477] omap_voltage_late_init: Voltage driver support not added
[ 1.476784] PM: Cannot get wkup_m3_ipc handle
[ 1.481581] ThumbEE CPU extension supported.
[ 1.481607] Registering SWP/SWPB emulation handler
[ 1.482895] registered taskstats version 1
[ 1.483043] zswap: loaded using pool lzo/zbud
[ 1.485431] Btrfs loaded, crc32c=crc32c-generic
[ 1.485535] ima: No TPM chip found, activating TPM-bypass! (rc=-19)
[ 1.485561] ima: Allocated hash algorithm: sha256
[ 1.499657] mmc1: new high speed MMC card at address 0001
[ 1.500779] mmcblk1: mmc1:0001 M62704 3.56 GiB
[ 1.501237] mmcblk1boot0: mmc1:0001 M62704 partition 1 2.00 MiB
[ 1.501739] mmcblk1boot1: mmc1:0001 M62704 partition 2 2.00 MiB
[ 1.502166] mmcblk1rpmb: mmc1:0001 M62704 partition 3 512 KiB
[ 1.503677] mmcblk1: p1
[ 1.532091] input: tps65217_pwr_but as /devices/platform/ocp/44e0b000.i2c/i2c-0/0-0024/tps65217-pwrbutton/input/input0
[ 1.532699] tps65217 0-0024: TPS65217 ID 0xe version 1.2
[ 1.533226] at24 0-0050: 32768 byte 24c256 EEPROM, writable, 1 bytes/write
[ 1.533336] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz
[ 1.535140] remoteproc remoteproc0: powering up wkup_m3
[ 1.535267] remoteproc remoteproc0: Booting fw image am335x-pm-firmware.elf, size 217168
[ 1.539678] remoteproc remoteproc0: remote processor wkup_m3 is now up
[ 1.539697] wkup_m3_ipc 44e11324.wkup_m3_ipc: CM3 Firmware Version = 0x193
[ 1.542761] PM: bootloader does not support rtc-only!
[ 1.544099] omap_rtc 44e3e000.rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
[ 1.544115] of_cfs_init
[ 1.544263] of_cfs_init: OK
[ 1.545608] ALSA device list:
[ 1.545618] No soundcards found.
[ 1.550621] Freeing unused kernel memory: 1024K
[ 2.005995] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[ 2.006741] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[ 2.006851] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[ 28.848616] EXT4-fs (mmcblk1p1): INFO: recovery required on readonly filesystem
[ 28.848630] EXT4-fs (mmcblk1p1): write access will be enabled during recovery
[ 29.027726] EXT4-fs (mmcblk1p1): recovery complete
[ 29.031148] EXT4-fs (mmcblk1p1): mounted filesystem with ordered data mode. Opts: (null)
[ 29.479081] systemd[1]: System time before build time, advancing clock.
[ 29.562562] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 29.595359] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN)
[ 29.596110] systemd[1]: Detected architecture arm.
[ 29.602146] systemd[1]: Set hostname to <beaglebone>.
[ 30.225349] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[ 30.226617] systemd[1]: Listening on udev Kernel Socket.
[ 30.228166] systemd[1]: Created slice System Slice.
[ 30.233016] systemd[1]: Mounting /sys/kernel/debug...
[ 30.235227] systemd[1]: Listening on Journal Audit Socket.
[ 30.235870] systemd[1]: Listening on Journal Socket (/dev/log).
[ 30.237393] systemd[1]: Created slice system-getty.slice.
[ 31.130511] EXT4-fs (mmcblk1p1): re-mounted. Opts: errors=remount-ro
[ 31.906937] systemd-journald[866]: Received request to flush runtime journal from PID 1
[ 32.869800] random: crng init done
[ 32.869823] random: 7 urandom warning(s) missed due to ratelimiting
[ 38.075832] nf_conntrack version 0.5.0 (8192 buckets, 32768 max)
[ 39.482270] net eth0: initializing cpsw version 1.12 (0)
[ 39.555168] SMSC LAN8710/LAN8720 4a101000.mdio:00: attached PHY driver [SMSC LAN8710/LAN8720] (mii_bus:phy_addr=4a101000.mdio:00, irq=POLL)
[ 39.597957] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 39.952631] using random self ethernet address
[ 39.952650] using random host ethernet address
[ 40.122473] using random self ethernet address
[ 40.122493] using random host ethernet address
[ 40.623116] Mass Storage Function, version: 2009/09/11
[ 40.623142] LUN: removable file: (no medium)
[ 41.014063] usb0: HOST MAC fc:69:47:94:39:6c
[ 41.015766] usb0: MAC fc:69:47:94:39:6d
[ 41.033892] usb1: HOST MAC fc:69:47:94:39:6f
[ 41.034281] usb1: MAC fc:69:47:94:39:70
[ 41.522246] configfs-gadget gadget: high-speed config #1: c
[ 41.885556] IPv6: ADDRCONF(NETDEV_UP): usb0: link is not ready
[ 42.045883] IPv6: ADDRCONF(NETDEV_CHANGE): usb0: link becomes ready
[ 42.623166] cpsw 4a100000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx
[ 42.623254] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 42.940414] 8021q: 802.1Q VLAN Support v1.8
[ 42.940501] 8021q: adding VLAN 0 to HW filter on device eth0
[ 83.222592] pruss 4a300000.pruss: creating PRU cores and other child platform devices
[ 83.239987] remoteproc remoteproc1: 4a334000.pru is available
[ 83.240114] pru-rproc 4a334000.pru: PRU rproc node /ocp/pruss_soc_bus@4a326004/pruss@0/pru@34000 probed successfully
[ 83.247630] remoteproc remoteproc2: 4a338000.pru is available
[ 83.247762] pru-rproc 4a338000.pru: PRU rproc node /ocp/pruss_soc_bus@4a326004/pruss@0/pru@38000 probed successfully
[ 369.677607] remoteproc remoteproc2: powering up 4a338000.pru
[ 369.679106] remoteproc remoteproc2: Booting fw image am335x-pru1-fw, size 74736
[ 369.679838] pruss 4a300000.pruss: configured system_events[63-0] = 0x00000000.000c0000
[ 369.679852] pruss 4a300000.pruss: configured intr_channels = 0x0000000a host_intr = 0x0000000a
[ 369.692581] remoteproc remoteproc2: registered virtio0 (type 7)
[ 369.692602] remoteproc remoteproc2: remote processor 4a338000.pru is now up
[ 369.812480] virtio_rpmsg_bus virtio0: creating channel rpmsg-pru addr 0x1f
[ 369.813490] virtio_rpmsg_bus virtio0: rpmsg host is online
[ 369.886822] Unable to handle kernel NULL pointer dereference at virtual address 000001dc
[ 369.896259] rpmsg_pru virtio0.rpmsg-pru.-1.31: new rpmsg_pru device: /dev/rpmsg_pru31
[ 369.905589] pgd = dc778000
[ 369.916250] [000001dc] *pgd=00000000
[ 369.919882] Internal error: Oops: 5 [#1] PREEMPT SMP ARM
[ 369.925220] Modules linked in: rpmsg_pru virtio_rpmsg_bus rpmsg_core pruss_soc_bus evdev uio_pdrv_genirq uio 8021q garp mrp stp llc usb_f_mass_storage usb_f_acm u_serial usb_f_ecm usb_f_rndis u_ether libcomposite iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_filter spidev pru_rproc pruss pruss_intc ip_tables x_tables
[ 369.958253] CPU: 0 PID: 2382 Comm: prussd.py Not tainted 4.14.71-ti-r80 #1
[ 369.965158] Hardware name: Generic AM33XX (Flattened Device Tree)
[ 369.971279] task: db15e580 task.stack: db1a0000
[ 369.975849] PC is at rpmsg_pru_write+0x80/0x108 [rpmsg_pru]
[ 369.981448] LR is at 0x35
[ 369.984078] pc : [<bf1b32c8>] lr : [<00000035>] psr: 600f0013
[ 369.990373] sp : db1a1f00 ip : 0000001c fp : db1a1f1c
[ 369.995618] r10: 00000004 r9 : b5503b38 r8 : 00000000
[ 370.000865] r7 : db1a1f68 r6 : 00000051 r5 : daa6da10 r4 : 00000004
[ 370.007420] r3 : 00000000 r2 : 00000004 r1 : bf1b52c4 r0 : 00000000
[ 370.013978] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
[ 370.021145] Control: 10c5387d Table: 9c778019 DAC: 00000051
[ 370.026915] Process prussd.py (pid: 2382, stack limit = 0xdb1a0218)
[ 370.033210] Stack: (0xdb1a1f00 to 0xdb1a2000)
[ 370.037593] 1f00: bf1b3248 daabd9c0 b5503b38 db1a1f68 db1a1f34 db1a1f20 c02f9258 bf1b3254
[ 370.045810] 1f20: 00000004 daabd9c0 db1a1f64 db1a1f38 c02f943c c02f923c c031b088 c031af50
[ 370.054026] 1f40: c1504dc8 daabd9c1 00000000 00000000 daabd9c0 b5503b38 db1a1fa4 db1a1f68
[ 370.062243] 1f60: c02f96a4 c02f9394 00000000 00000000 db1a1fa4 77533b88 c030e73c b54ff940
[ 370.070460] 1f80: 00759000 b6f31ce8 00000004 c01090e4 db1a0000 00000000 00000000 db1a1fa8
[ 370.078676] 1fa0: c0108f00 c02f9654 b54ff940 00759000 00000004 b5503b38 00000004 00000000
[ 370.086893] 1fc0: b54ff940 00759000 b6f31ce8 00000004 b5503b38 00000004 00759000 b5f00e38
[ 370.095110] 1fe0: 00000000 b54fe0c0 00000000 b6ed33d0 000f0030 00000004 00000000 00000000
[ 370.103382] [<bf1b32c8>] (rpmsg_pru_write [rpmsg_pru]) from [<c02f9258>] (__vfs_write+0x28/0x48)
[ 370.112216] [<c02f9258>] (__vfs_write) from [<c02f943c>] (vfs_write+0xb4/0x1c0)
[ 370.119563] [<c02f943c>] (vfs_write) from [<c02f96a4>] (SyS_write+0x5c/0xbc)
[ 370.126657] [<c02f96a4>] (SyS_write) from [<c0108f00>] (ret_fast_syscall+0x0/0x54)
[ 370.134267] Code: 1a000012 e5953000 e1a02004 e59f1080 (e59301dc)
[ 370.190770] ---[ end trace 98ecd8b82edb36d3 ]---
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