Bug#952404: scanbd: crash on startup: kernel internal error: Oops 206 with current raspbian buster on rpi4 4g
Of course, the dmesg is attached.
Let me know if I can provide more info.
Am 25.03.20 um 22:50 schrieb Sudip Mukherjee:
Thanks for testing and debugging it.
Can you please send me your dmesg which shows the trace.
--
Regards
Sudip
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.19.97-v7l+ (dom@buildbot) (gcc version 4.9.3 (crosstool-NG crosstool-ng-1.22.0-88-g8460611)) #1294 SMP Thu Jan 30 13:21:14 GMT 2020
[ 0.000000] CPU: ARMv7 Processor [410fd083] revision 3 (ARMv7), cr=30c5383d
[ 0.000000] CPU: div instructions available: patching division code
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, PIPT instruction cache
[ 0.000000] OF: fdt: Machine model: Raspberry Pi 4 Model B Rev 1.1
[ 0.000000] Memory policy: Data cache writealloc
[ 0.000000] cma: Reserved 256 MiB at 0x000000001ec00000
[ 0.000000] On node 0 totalpages: 1012736
[ 0.000000] DMA zone: 1728 pages used for memmap
[ 0.000000] DMA zone: 0 pages reserved
[ 0.000000] DMA zone: 196608 pages, LIFO batch:63
[ 0.000000] HighMem zone: 816128 pages, LIFO batch:63
[ 0.000000] random: get_random_bytes called from start_kernel+0xc0/0x4e8 with crng_init=0
[ 0.000000] percpu: Embedded 17 pages/cpu s36928 r8192 d24512 u69632
[ 0.000000] pcpu-alloc: s36928 r8192 d24512 u69632 alloc=17*4096
[ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1011008
[ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 cma=64M cma=256M smsc95xx.macaddr=DC:A6:32:03:DE:E6 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 dwc_otg.lpm_enable=0 console=ttyS0,115200 console=tty1 root=PARTUUID=ccaf7f28-01 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Memory: 3735564K/4050944K available (8192K kernel code, 687K rwdata, 2408K rodata, 2048K init, 850K bss, 53236K reserved, 262144K cma-reserved, 3264512K highmem)
[ 0.000000] Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
vmalloc : 0xf0800000 - 0xff800000 ( 240 MB)
lowmem : 0xc0000000 - 0xf0000000 ( 768 MB)
pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
.text : 0x(ptrval) - 0x(ptrval) (10208 kB)
.init : 0x(ptrval) - 0x(ptrval) (2048 kB)
.data : 0x(ptrval) - 0x(ptrval) ( 688 kB)
.bss : 0x(ptrval) - 0x(ptrval) ( 851 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.000000] ftrace: allocating 28692 entries in 85 pages
[ 0.000000] rcu: Hierarchical RCU implementation.
[ 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 54.00MHz (phys).
[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xc743ce346, max_idle_ns: 440795203123 ns
[ 0.000006] sched_clock: 56 bits at 54MHz, resolution 18ns, wraps every 4398046511102ns
[ 0.000022] Switching to timer-based delay loop, resolution 18ns
[ 0.000250] Console: colour dummy device 80x30
[ 0.000703] console [tty1] enabled
[ 0.000758] Calibrating delay loop (skipped), value calculated using timer frequency.. 108.00 BogoMIPS (lpj=540000)
[ 0.000795] pid_max: default: 32768 minimum: 301
[ 0.001082] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.001114] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.001884] CPU: Testing write buffer coherency: ok
[ 0.002309] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.002969] Setting up static identity map for 0x200000 - 0x20003c
[ 0.003143] rcu: Hierarchical SRCU implementation.
[ 0.004020] smp: Bringing up secondary CPUs ...
[ 0.004846] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
[ 0.005787] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
[ 0.006687] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
[ 0.006824] smp: Brought up 1 node, 4 CPUs
[ 0.006892] SMP: Total of 4 processors activated (432.00 BogoMIPS).
[ 0.006915] CPU: All CPU(s) started in HYP mode.
[ 0.006935] CPU: Virtualization extensions available.
[ 0.007743] devtmpfs: initialized
[ 0.017953] VFP support v0.3: implementor 41 architecture 3 part 40 variant 8 rev 0
[ 0.018185] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.018228] futex hash table entries: 1024 (order: 4, 65536 bytes)
[ 0.025736] pinctrl core: initialized pinctrl subsystem
[ 0.026609] NET: Registered protocol family 16
[ 0.029542] DMA: preallocated 1024 KiB pool for atomic coherent allocations
[ 0.030999] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[ 0.031031] hw-breakpoint: maximum watchpoint size is 8 bytes.
[ 0.031238] Serial: AMBA PL011 UART driver
[ 0.034319] bcm2835-mbox fe00b880.mailbox: mailbox enabled
[ 0.050025] raspberrypi-firmware soc:firmware: Attached to firmware from 2020-02-12 12:36, variant start
[ 0.060042] raspberrypi-firmware soc:firmware: Firmware hash is c3c8dbdf147686fb0c3f32aece709d0653368810
[ 0.102964] bcm2835-dma fe007000.dma: DMA legacy API manager at (ptrval), dmachans=0x1
[ 0.106188] vgaarb: loaded
[ 0.106559] SCSI subsystem initialized
[ 0.106774] usbcore: registered new interface driver usbfs
[ 0.106841] usbcore: registered new interface driver hub
[ 0.106922] usbcore: registered new device driver usb
[ 0.108168] clocksource: Switched to clocksource arch_sys_counter
[ 0.186661] VFS: Disk quotas dquot_6.6.0
[ 0.186761] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.186952] FS-Cache: Loaded
[ 0.187126] CacheFiles: Loaded
[ 0.187655] simple-framebuffer: probe of 0.framebuffer failed with error -12
[ 0.195513] NET: Registered protocol family 2
[ 0.196190] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes)
[ 0.196236] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.196318] TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.196403] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.196545] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.196589] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.196818] NET: Registered protocol family 1
[ 0.197436] RPC: Registered named UNIX socket transport module.
[ 0.197463] RPC: Registered udp transport module.
[ 0.197484] RPC: Registered tcp transport module.
[ 0.197506] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.197533] PCI: CLS 0 bytes, default 64
[ 0.200483] Initialise system trusted keyrings
[ 0.200664] workingset: timestamp_bits=14 max_order=20 bucket_order=6
[ 0.209723] FS-Cache: Netfs 'nfs' registered for caching
[ 0.210262] NFS: Registering the id_resolver key type
[ 0.210314] Key type id_resolver registered
[ 0.210336] Key type id_legacy registered
[ 0.210368] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 0.212645] Key type asymmetric registered
[ 0.212670] Asymmetric key parser 'x509' registered
[ 0.212791] bounce: pool size: 64 pages
[ 0.212844] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
[ 0.213029] io scheduler noop registered
[ 0.213054] io scheduler deadline registered (default)
[ 0.213224] io scheduler cfq registered
[ 0.213247] io scheduler mq-deadline registered (default)
[ 0.213269] io scheduler kyber registered
[ 0.244318] brcm-pcie fd500000.pcie: dmabounce: initialised - 32768 kB, threshold 0x00000000c0000000
[ 0.244363] brcm-pcie fd500000.pcie: could not get clock
[ 0.244436] brcm-pcie fd500000.pcie: host bridge /scb/pcie@7d500000 ranges:
[ 0.244488] brcm-pcie fd500000.pcie: MEM 0x600000000..0x603ffffff -> 0xf8000000
[ 0.308199] brcm-pcie fd500000.pcie: link up, 5.0 Gbps x1 (!SSC)
[ 0.308474] brcm-pcie fd500000.pcie: PCI host bridge to bus 0000:00
[ 0.308505] pci_bus 0000:00: root bus resource [bus 00-01]
[ 0.308535] pci_bus 0000:00: root bus resource [mem 0x600000000-0x603ffffff] (bus address [0xf8000000-0xfbffffff])
[ 0.308597] pci 0000:00:00.0: [14e4:2711] type 01 class 0x060400
[ 0.308736] pci 0000:00:00.0: PME# supported from D0 D3hot
[ 0.311464] PCI: bus0: Fast back to back transfers disabled
[ 0.311495] pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[ 0.311717] pci 0000:01:00.0: [1106:3483] type 00 class 0x0c0330
[ 0.311843] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x00000fff 64bit]
[ 0.312159] pci 0000:01:00.0: PME# supported from D0 D3cold
[ 0.314863] PCI: bus1: Fast back to back transfers disabled
[ 0.314893] pci_bus 0000:01: busn_res: [bus 01] end is updated to 01
[ 0.314940] pci 0000:00:00.0: BAR 8: assigned [mem 0x600000000-0x6000fffff]
[ 0.314974] pci 0000:01:00.0: BAR 0: assigned [mem 0x600000000-0x600000fff 64bit]
[ 0.315062] pci 0000:00:00.0: PCI bridge to [bus 01]
[ 0.315092] pci 0000:00:00.0: bridge window [mem 0x600000000-0x6000fffff]
[ 0.315335] pcieport 0000:00:00.0: enabling device (0140 -> 0142)
[ 0.315527] pcieport 0000:00:00.0: Signaling PME with IRQ 53
[ 0.315700] pcieport 0000:00:00.0: AER enabled with IRQ 53
[ 0.315881] pci 0000:01:00.0: enabling device (0140 -> 0142)
[ 0.319933] iproc-rng200 fe104000.rng: hwrng registered
[ 0.320170] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB)
[ 0.320670] vc-sm: Videocore shared memory driver
[ 0.321068] gpiomem-bcm2835 fe200000.gpiomem: Initialised: Registers at 0xfe200000
[ 0.331168] brd: module loaded
[ 0.340713] loop: module loaded
[ 0.341483] Loading iSCSI transport class v2.0-870.
[ 0.343193] libphy: Fixed MDIO Bus: probed
[ 0.343626] bcmgenet fd580000.genet: failed to get enet clock
[ 0.343657] bcmgenet fd580000.genet: GENET 5.0 EPHY: 0x0000
[ 0.343687] bcmgenet fd580000.genet: failed to get enet-wol clock
[ 0.343716] bcmgenet fd580000.genet: failed to get enet-eee clock
[ 0.343752] bcmgenet: Skipping UMAC reset
[ 0.343994] unimac-mdio unimac-mdio.-19: DMA mask not set
[ 0.358235] libphy: bcmgenet MII bus: probed
[ 0.398698] unimac-mdio unimac-mdio.-19: Broadcom UniMAC MDIO bus at 0x(ptrval)
[ 0.399638] usbcore: registered new interface driver r8152
[ 0.399721] usbcore: registered new interface driver lan78xx
[ 0.399789] usbcore: registered new interface driver smsc95xx
[ 0.400102] xhci_hcd 0000:01:00.0: xHCI Host Controller
[ 0.400147] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 1
[ 0.402354] xhci_hcd 0000:01:00.0: hcc params 0x002841eb hci version 0x100 quirks 0x0000001000000890
[ 0.402681] genirq: irq_chip Brcm_MSI did not update eff. affinity mask of irq 54
[ 0.403555] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 4.19
[ 0.403590] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.403619] usb usb1: Product: xHCI Host Controller
[ 0.403643] usb usb1: Manufacturer: Linux 4.19.97-v7l+ xhci-hcd
[ 0.403667] usb usb1: SerialNumber: 0000:01:00.0
[ 0.404186] hub 1-0:1.0: USB hub found
[ 0.404278] hub 1-0:1.0: 1 port detected
[ 0.404760] xhci_hcd 0000:01:00.0: xHCI Host Controller
[ 0.404797] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 2
[ 0.404833] xhci_hcd 0000:01:00.0: Host supports USB 3.0 SuperSpeed
[ 0.405209] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 4.19
[ 0.405241] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.405269] usb usb2: Product: xHCI Host Controller
[ 0.405292] usb usb2: Manufacturer: Linux 4.19.97-v7l+ xhci-hcd
[ 0.405316] usb usb2: SerialNumber: 0000:01:00.0
[ 0.405802] hub 2-0:1.0: USB hub found
[ 0.405892] hub 2-0:1.0: 4 ports detected
[ 0.407105] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[ 0.407311] dwc_otg: FIQ enabled
[ 0.407320] dwc_otg: NAK holdoff enabled
[ 0.407329] dwc_otg: FIQ split-transaction FSM enabled
[ 0.407341] Module dwc_common_port init
[ 0.407579] usbcore: registered new interface driver uas
[ 0.407691] usbcore: registered new interface driver usb-storage
[ 0.407882] mousedev: PS/2 mouse device common for all mice
[ 0.409094] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer
[ 0.410539] sdhci: Secure Digital Host Controller Interface driver
[ 0.410564] sdhci: Copyright(c) Pierre Ossman
[ 0.410969] mmc-bcm2835 fe300000.mmcnr: could not get clk, deferring probe
[ 0.411380] sdhci-pltfm: SDHCI platform and OF driver helper
[ 0.414428] ledtrig-cpu: registered to indicate activity on CPUs
[ 0.414603] hidraw: raw HID events driver (C) Jiri Kosina
[ 0.414739] usbcore: registered new interface driver usbhid
[ 0.414762] usbhid: USB HID core driver
[ 0.415537] vchiq: vchiq_init_state: slot_zero = (ptrval), is_master = 0
[ 0.417303] [vc_sm_connected_init]: start
[ 0.426187] [vc_sm_connected_init]: end - returning 0
[ 0.427353] Initializing XFRM netlink socket
[ 0.427395] NET: Registered protocol family 17
[ 0.427499] Key type dns_resolver registered
[ 0.427785] Registering SWP/SWPB emulation handler
[ 0.428405] registered taskstats version 1
[ 0.428435] Loading compiled-in X.509 certificates
[ 0.435461] uart-pl011 fe201000.serial: cts_event_workaround enabled
[ 0.435540] fe201000.serial: ttyAMA0 at MMIO 0xfe201000 (irq = 34, base_baud = 0) is a PL011 rev2
[ 0.440731] bcm2835-power bcm2835-power: Broadcom BCM2835 power domains driver
[ 0.441290] brcmstb_thermal fd5d2200.thermal: registered AVS TMON of-sensor driver
[ 0.441938] mmc-bcm2835 fe300000.mmcnr: mmc_debug:0 mmc_debug2:0
[ 0.441966] mmc-bcm2835 fe300000.mmcnr: DMA channel allocated
[ 0.468031] sdhci-iproc fe340000.emmc2: Linked as a consumer to regulator.3
[ 0.468135] sdhci-iproc fe340000.emmc2: Linked as a consumer to regulator.4
[ 0.488386] mmc1: queuing unknown CIS tuple 0x80 (2 bytes)
[ 0.490013] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 0.491637] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 0.494531] mmc1: queuing unknown CIS tuple 0x80 (7 bytes)
[ 0.496150] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 0.500863] mmc0: SDHCI controller on fe340000.emmc2 [fe340000.emmc2] using ADMA
[ 0.503302] of_cfs_init
[ 0.503396] of_cfs_init: OK
[ 0.503991] Waiting for root device PARTUUID=ccaf7f28-01...
[ 0.551296] random: fast init done
[ 0.600969] mmc0: new ultra high speed DDR50 SDXC card at address e624
[ 0.604139] mmcblk0: mmc0:e624 SU64G 59.5 GiB
[ 0.605005] mmc1: new high speed SDIO card at address 0001
[ 0.606442] mmcblk0: p1 p2
[ 0.768210] usb 1-1: new high-speed USB device number 2 using xhci_hcd
[ 0.950796] usb 1-1: New USB device found, idVendor=2109, idProduct=3431, bcdDevice= 4.21
[ 0.950831] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 0.950857] usb 1-1: Product: USB2.0 Hub
[ 0.952557] hub 1-1:1.0: USB hub found
[ 0.952897] hub 1-1:1.0: 4 ports detected
[ 1.098575] usb 2-2: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
[ 1.129571] usb 2-2: New USB device found, idVendor=174c, idProduct=55aa, bcdDevice= 1.00
[ 1.129606] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
[ 1.129633] usb 2-2: Product: ASM105x
[ 1.129656] usb 2-2: Manufacturer: ASMT
[ 1.129678] usb 2-2: SerialNumber: 1234567832B7
[ 1.148952] scsi host0: uas
[ 1.164044] scsi 0:0:0:0: Direct-Access ADATA SP 900 0 PQ: 0 ANSI: 6
[ 1.165587] sd 0:0:0:0: [sda] 250069680 512-byte logical blocks: (128 GB/119 GiB)
[ 1.165785] sd 0:0:0:0: [sda] Write Protect is off
[ 1.165814] sd 0:0:0:0: [sda] Mode Sense: 43 00 00 00
[ 1.166099] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 1.166749] sd 0:0:0:0: [sda] Optimal transfer size 33553920 bytes
[ 1.168854] sda: sda1
[ 1.171083] sd 0:0:0:0: [sda] Attached SCSI disk
[ 1.230806] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null)
[ 1.230876] VFS: Mounted root (ext4 filesystem) readonly on device 8:1.
[ 1.233922] devtmpfs: mounted
[ 1.241627] Freeing unused kernel memory: 2048K
[ 1.248430] Run /sbin/init as init process
[ 1.653806] systemd[1]: System time before build time, advancing clock.
[ 1.744916] NET: Registered protocol family 10
[ 1.746151] Segment Routing with IPv6
[ 1.787554] systemd[1]: systemd 241 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid)
[ 1.788341] systemd[1]: Detected architecture arm.
[ 1.802067] systemd[1]: Set hostname to <rpi4>.
[ 2.264843] systemd[1]: /lib/systemd/system/smbd.service:9: PIDFile= references path below legacy directory /var/run/, updating /var/run/samba/smbd.pid → /run/samba/smbd.pid; please update the unit file accordingly.
[ 2.285200] systemd[1]: /lib/systemd/system/nmbd.service:9: PIDFile= references path below legacy directory /var/run/, updating /var/run/samba/nmbd.pid → /run/samba/nmbd.pid; please update the unit file accordingly.
[ 2.349828] random: systemd: uninitialized urandom read (16 bytes read)
[ 2.358042] random: systemd: uninitialized urandom read (16 bytes read)
[ 2.358135] systemd[1]: Reached target Swap.
[ 2.358963] random: systemd: uninitialized urandom read (16 bytes read)
[ 2.364200] systemd[1]: Created slice system-systemd\x2dfsck.slice.
[ 2.366005] systemd[1]: Created slice system-getty.slice.
[ 2.367302] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[ 2.384012] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.
[ 3.170921] EXT4-fs (sda1): re-mounted. Opts: (null)
[ 3.256289] systemd-journald[104]: Received request to flush runtime journal from PID 1
[ 3.741215] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned.
[ 3.743418] bcm2835_vc_sm_cma_probe: Videocore shared memory driver
[ 3.743436] [vc_sm_connected_init]: start
[ 3.744503] rpivid-mem feb00000.hevc-decoder: rpivid-hevcmem initialised: Registers at 0xfeb00000 length 0x0000ffff
[ 3.745025] rpivid-mem feb10000.rpivid-local-intc: rpivid-intcmem initialised: Registers at 0xfeb10000 length 0x00000fff
[ 3.745545] rpivid-mem feb20000.h264-decoder: rpivid-h264mem initialised: Registers at 0xfeb20000 length 0x0000ffff
[ 3.746071] rpivid-mem feb30000.vp9-decoder: rpivid-vp9mem initialised: Registers at 0xfeb30000 length 0x0000ffff
[ 3.750682] [vc_sm_connected_init]: installed successfully
[ 3.769647] media: Linux media interface: v0.10
[ 3.785701] videodev: Linux video capture interface: v2.00
[ 3.831396] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[ 3.836656] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[ 3.845196] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned.
[ 3.875197] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned.
[ 3.974385] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned.
[ 3.976830] bcm2835-codec bcm2835-codec: Device registered as /dev/video10
[ 3.976880] bcm2835-codec bcm2835-codec: Loaded V4L2 decode
[ 4.013272] bcm2835-codec bcm2835-codec: Device registered as /dev/video11
[ 4.013323] bcm2835-codec bcm2835-codec: Loaded V4L2 encode
[ 4.034528] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[ 4.083566] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 4.091350] bcm2835_audio soc:audio: card created with 8 channels
[ 4.120414] bcm2835-codec bcm2835-codec: Device registered as /dev/video12
[ 4.120447] bcm2835-codec bcm2835-codec: Loaded V4L2 isp
[ 4.230179] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[ 4.287730] brcmfmac: F1 signature read @0x18000000=0x15264345
[ 4.301717] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6
[ 4.302634] usbcore: registered new interface driver brcmfmac
[ 4.329619] [drm] Initialized v3d 1.0.0 20180419 for fec00000.v3d on minor 0
[ 4.352496] [drm] No displays found. Consider forcing hotplug if HDMI is attached
[ 4.352589] vc4-drm soc:gpu: bound fe600000.firmwarekms (ops vc4_fkms_ops [vc4])
[ 4.357708] [drm] Initialized vc4 0.0.0 20140616 for soc:gpu on minor 1
[ 4.357721] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 4.357730] [drm] No driver support for vblank timestamp query.
[ 4.357739] [drm] Setting vblank_disable_immediate to false because get_vblank_timestamp == NULL
[ 4.528214] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6
[ 4.541851] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4345/6 wl0: Mar 2 2020 23:30:41 version 7.45.202 (r724630 CY) FWID 01-72f6ece2
[ 5.488926] random: crng init done
[ 5.488939] random: 7 urandom warning(s) missed due to ratelimiting
[ 6.702266] 8021q: 802.1Q VLAN Support v1.8
[ 6.726843] uart-pl011 fe201000.serial: no DMA platform data
[ 6.829993] Adding 102396k swap on /var/swap. Priority:-2 extents:3 across:229372k FS
[ 6.915637] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 6.915652] brcmfmac: power management disabled
[ 7.099906] bcmgenet: Skipping UMAC reset
[ 7.208491] bcmgenet fd580000.genet: configuring instance for external RGMII (no delay)
[ 7.208723] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 8.008294] Under-voltage detected! (0x00050005)
[ 8.248423] bcmgenet fd580000.genet eth0: Link is Down
[ 12.102806] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 13.360904] Bluetooth: Core ver 2.22
[ 13.360978] NET: Registered protocol family 31
[ 13.360989] Bluetooth: HCI device and connection manager initialized
[ 13.361017] Bluetooth: HCI socket layer initialized
[ 13.361032] Bluetooth: L2CAP socket layer initialized
[ 13.361077] Bluetooth: SCO socket layer initialized
[ 13.370153] Bluetooth: HCI UART driver ver 2.3
[ 13.370166] Bluetooth: HCI UART protocol H4 registered
[ 13.370249] Bluetooth: HCI UART protocol Three-wire (H5) registered
[ 13.370487] Bluetooth: HCI UART protocol Broadcom registered
[ 13.502864] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 13.502869] Bluetooth: BNEP filters: protocol multicast
[ 13.502879] Bluetooth: BNEP socket layer initialized
[ 13.751452] ICMPv6: process `dhcpcd' is using deprecated sysctl (syscall) net.ipv6.neigh.wlan0.retrans_time - use net.ipv6.neigh.wlan0.retrans_time_ms instead
[ 14.248262] Voltage normalised (0x00000000)
[50151.460066] Under-voltage detected! (0x00050005)
[50159.779167] Voltage normalised (0x00000000)
[50257.967894] warning: process `scanbd' used the deprecated sysctl system call with 8.1.2.
[50269.372084] Unable to handle kernel paging request at virtual address fee003bd
[50269.372122] pgd = b4b858e2
[50269.372141] [fee003bd] *pgd=80000000007003, *pmd=00000000
[50269.372173] Internal error: Oops: 206 [#1] SMP ARM
[50269.372194] Modules linked in: bnep hci_uart btbcm serdev bluetooth ecdh_generic 8021q garp stp llc vc4 v3d brcmfmac gpu_sched brcmutil drm_kms_helper drm sha256_generic sg snd_soc_core snd_compress drm_panel_orientation_quirks snd_bcm2835(C) snd_pcm_dmaengine syscopyarea sysfillrect cfg80211 sysimgblt snd_pcm rfkill fb_sys_fops bcm2835_codec(C) snd_timer raspberrypi_hwmon hwmon snd bcm2835_v4l2(C) v4l2_mem2mem bcm2835_mmal_vchiq(C) videobuf2_dma_contig v4l2_common videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev media rpivid_mem vc_sm_cma(C) uio_pdrv_genirq uio ip_tables x_tables ipv6
[50269.372420] CPU: 3 PID: 6402 Comm: scanbd Tainted: G C 4.19.97-v7l+ #1294
[50269.372446] Hardware name: BCM2835
[50269.372481] PC is at read_port+0x9c/0xe0
[50269.372507] LR is at __vfs_read+0x48/0x16c
[50269.372528] pc : [<c06f10c8>] lr : [<c03d4f48>] psr: 20000013
[50269.372550] sp : d860fe88 ip : d860feb0 fp : d860feac
[50269.372570] r10: 00000003 r9 : d860e000 r8 : 0000ffff
[50269.372591] r7 : beb29263 r6 : beb29263 r5 : 00000000 r4 : 000003bd
[50269.372613] r3 : d860ff60 r2 : fee003bd r1 : 00000000 r0 : 00000001
[50269.372637] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[50269.372661] Control: 30c5383d Table: 1c649c00 DAC: 55555555
[50269.372684] Process scanbd (pid: 6402, stack limit = 0x1ba27482)
[50269.372706] Stack: (0xd860fe88 to 0xd8610000)
[50269.372729] fe80: c1004d88 da21c780 1b82a5ee d860ff60 d860ff60 00000001
[50269.372760] fea0: d860ff2c d860feb0 c03d4f48 c06f1038 ef9c08a0 00000101 00000002 00000ba6
[50269.372789] fec0: 00000000 00000000 00000000 d860fed0 c0292810 c03d235c 00000000 c09c996c
[50269.372819] fee0: 00000000 ef9c0920 d860ff04 d860fef8 c09c996c c0292c68 d860ff1c 1b82a5ee
[50269.372848] ff00: c09cc028 00000001 da21c780 beb29263 d860ff60 beb29263 d860e000 00000003
[50269.372877] ff20: d860ff5c d860ff30 c03d5108 c03d4f0c c03f5be4 c03f52b8 da21c780 c1004d88
[50269.372906] ff40: da21c781 00000001 beb29263 d860e000 d860ff94 d860ff60 c03d5750 c03d5078
[50269.372936] ff60: 000003bd 00000000 000003bd 1b82a5ee 0002ced8 00000001 beb29263 0000000b
[50269.372964] ff80: 00000003 c02011c4 d860ffa4 d860ff98 c03d57dc c03d56e8 00000000 d860ffa8
[50269.372993] ffa0: c0201000 c03d57d0 00000001 beb29263 0000000b beb29263 00000001 00000000
[50269.373023] ffc0: 00000001 beb29263 0000000b 00000003 0002ced8 b4cc4d08 00000000 00000000
[50269.373051] ffe0: 00000002 beb29248 00000000 b6e77274 80000010 0000000b 00000000 00000000
[50269.373092] [<c06f10c8>] (read_port) from [<c03d4f48>] (__vfs_read+0x48/0x16c)
[50269.373129] [<c03d4f48>] (__vfs_read) from [<c03d5108>] (vfs_read+0x9c/0x168)
[50269.373160] [<c03d5108>] (vfs_read) from [<c03d5750>] (ksys_read+0x74/0xe8)
[50269.373192] [<c03d5750>] (ksys_read) from [<c03d57dc>] (sys_read+0x18/0x1c)
[50269.373223] [<c03d57dc>] (sys_read) from [<c0201000>] (ret_fast_syscall+0x0/0x28)
[50269.373249] Exception stack(0xd860ffa8 to 0xd860fff0)
[50269.373272] ffa0: 00000001 beb29263 0000000b beb29263 00000001 00000000
[50269.373301] ffc0: 00000001 beb29263 0000000b 00000003 0002ced8 b4cc4d08 00000000 00000000
[50269.373328] ffe0: 00000002 beb29248 00000000 b6e77274
[50269.373355] Code: 03a02000 e3520000 0a00000c e2442612 (e5d22000)
[50269.373383] ---[ end trace 78afe6fdae3bf786 ]---
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