You have been subscribed to a public bug:

After I launched Ubuntu on WSL, it says "An error occurred mounting one
of your file systems. Please run 'dmesg' for more details."

Here is the log:
[    0.000000] Linux version 5.10.43.3-microsoft-standard-WSL2 
(oe-user@oe-host) (x86_64-msft-linux-gcc (GCC) 9.3.0, GNU ld (GNU Binutils) 
2.34.0.20200220) #1 SMP Wed Jun 16 23:47:55 UTC 2021
[    0.000000] Command line: initrd=\initrd.img panic=-1 nr_cpus=12 
swiotlb=force pty.legacy_count=0
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point 
registers'
[    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
[    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
[    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
[    0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, 
using 'compacted' format.
[    0.000000] BIOS-provided physical RAM map:
[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable
[    0.000000] BIOS-e820: [mem 0x00000000000e0000-0x00000000000e0fff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000001fffff] ACPI data
[    0.000000] BIOS-e820: [mem 0x0000000000200000-0x00000000f7ffffff] usable
[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002065fffff] usable
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] DMI not present or invalid.
[    0.000000] Hypervisor detected: Microsoft Hyper-V
[    0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, hints 
0x2c2c, misc 0xc0bed7b2
[    0.000000] Hyper-V Host Build:22000-10.0-0-0.120
[    0.000000] Hyper-V: LAPIC Timer Frequency: 0x1e8480
[    0.000000] Hyper-V: Using hypercall for remote TLB flush
[    0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 
0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns
[    0.000002] tsc: Detected 3393.732 MHz processor
[    0.000008] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[    0.000010] e820: remove [mem 0x000a0000-0x000fffff] usable
[    0.000012] last_pfn = 0x206600 max_arch_pfn = 0x400000000
[    0.000038] MTRR default type: uncachable
[    0.000039] MTRR fixed ranges enabled:
[    0.000039]   00000-3FFFF write-back
[    0.000040]   40000-7FFFF uncachable
[    0.000040]   80000-8FFFF write-back
[    0.000041]   90000-FFFFF uncachable
[    0.000042] MTRR variable ranges enabled:
[    0.000043]   0 base 000000000000 mask FFFF00000000 write-back
[    0.000043]   1 base 000100000000 mask FFF000000000 write-back
[    0.000044]   2 disabled
[    0.000044]   3 disabled
[    0.000044]   4 disabled
[    0.000045]   5 disabled
[    0.000045]   6 disabled
[    0.000045]   7 disabled
[    0.000055] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT
[    0.000069] last_pfn = 0xf8000 max_arch_pfn = 0x400000000
[    0.000081] Using GB pages for direct mapping
[    0.000403] RAMDISK: [mem 0x03035000-0x03043fff]
[    0.000405] ACPI: Early table checksum verification disabled
[    0.000412] ACPI: RSDP 0x00000000000E0000 000024 (v02 VRTUAL)
[    0.000415] ACPI: XSDT 0x0000000000100000 000044 (v01 VRTUAL MICROSFT 
00000001 MSFT 00000001)
[    0.000420] ACPI: FACP 0x0000000000101000 000114 (v06 VRTUAL MICROSFT 
00000001 MSFT 00000001)
[    0.000424] ACPI: DSDT 0x00000000001011B8 01E184 (v02 MSFTVM DSDT01   
00000001 MSFT 05000000)
[    0.000426] ACPI: FACS 0x0000000000101114 000040
[    0.000428] ACPI: OEM0 0x0000000000101154 000064 (v01 VRTUAL MICROSFT 
00000001 MSFT 00000001)
[    0.000430] ACPI: SRAT 0x000000000011F33C 000370 (v02 VRTUAL MICROSFT 
00000001 MSFT 00000001)
[    0.000433] ACPI: APIC 0x000000000011F6AC 0000A8 (v04 VRTUAL MICROSFT 
00000001 MSFT 00000001)
[    0.000435] ACPI: Reserving FACP table memory at [mem 0x101000-0x101113]
[    0.000436] ACPI: Reserving DSDT table memory at [mem 0x1011b8-0x11f33b]
[    0.000437] ACPI: Reserving FACS table memory at [mem 0x101114-0x101153]
[    0.000437] ACPI: Reserving OEM0 table memory at [mem 0x101154-0x1011b7]
[    0.000438] ACPI: Reserving SRAT table memory at [mem 0x11f33c-0x11f6ab]
[    0.000438] ACPI: Reserving APIC table memory at [mem 0x11f6ac-0x11f753]
[    0.000444] ACPI: Local APIC address 0xfee00000
[    0.000647] Zone ranges:
[    0.000648]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
[    0.000649]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
[    0.000650]   Normal   [mem 0x0000000100000000-0x00000002065fffff]
[    0.000651]   Device   empty
[    0.000652] Movable zone start for each node
[    0.000652] Early memory node ranges
[    0.000653]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
[    0.000654]   node   0: [mem 0x0000000000200000-0x00000000f7ffffff]
[    0.000655]   node   0: [mem 0x0000000100000000-0x00000002065fffff]
[    0.000656] Initmem setup node 0 [mem 0x0000000000001000-0x00000002065fffff]
[    0.000657] On node 0 totalpages: 2090143
[    0.000658]   DMA zone: 59 pages used for memmap
[    0.000659]   DMA zone: 22 pages reserved
[    0.000659]   DMA zone: 3743 pages, LIFO batch:0
[    0.001124]   DMA zone: 29025 pages in unavailable ranges
[    0.001125]   DMA32 zone: 16320 pages used for memmap
[    0.001126]   DMA32 zone: 1011712 pages, LIFO batch:63
[    0.016023]   Normal zone: 16792 pages used for memmap
[    0.016025]   Normal zone: 1074688 pages, LIFO batch:63
[    0.016760]   Normal zone: 6656 pages in unavailable ranges
[    0.016813] ACPI: Local APIC address 0xfee00000
[    0.016819] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1])
[    0.017791] IOAPIC[0]: apic_id 12, version 17, address 0xfec00000, GSI 0-23
[    0.017794] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.017796] ACPI: IRQ9 used by override.
[    0.017797] Using ACPI (MADT) for SMP configuration information
[    0.017804] smpboot: Allowing 12 CPUs, 0 hotplug CPUs
[    0.017812] [mem 0xf8000000-0xffffffff] available for PCI devices
[    0.017813] Booting paravirtualized kernel on Hyper-V
[    0.017815] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 
0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.022437] setup_percpu: NR_CPUS:256 nr_cpumask_bits:256 nr_cpu_ids:12 
nr_node_ids:1
[    0.023385] percpu: Embedded 52 pages/cpu s173336 r8192 d31464 u262144
[    0.023389] pcpu-alloc: s173336 r8192 d31464 u262144 alloc=1*2097152
[    0.023390] pcpu-alloc: [0] 00 01 02 03 04 05 06 07 [0] 08 09 10 11 -- -- -- 
--
[    0.023407] Built 1 zonelists, mobility grouping on.  Total pages: 2056950
[    0.023408] Kernel command line: initrd=\initrd.img panic=-1 nr_cpus=12 
swiotlb=force pty.legacy_count=0
[    0.025011] Dentry cache hash table entries: 1048576 (order: 11, 8388608 
bytes, linear)
[    0.025901] Inode-cache hash table entries: 524288 (order: 10, 4194304 
bytes, linear)
[    0.025949] mem auto-init: stack:off, heap alloc:off, heap free:off
[    0.048323] Memory: 4094132K/8360572K available (16403K kernel code, 2459K 
rwdata, 3464K rodata, 1448K init, 1156K bss, 244800K reserved, 0K cma-reserved)
[    0.048360] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=12, Nodes=1
[    0.048369] ftrace: allocating 49670 entries in 195 pages
[    0.062209] ftrace: allocated 195 pages with 4 groups
[    0.062488] rcu: Hierarchical RCU implementation.
[    0.062489] rcu:     RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=12.
[    0.062490]  Rude variant of Tasks RCU enabled.
[    0.062490]  Tracing variant of Tasks RCU enabled.
[    0.062491] rcu: RCU calculated value of scheduler-enlistment delay is 10 
jiffies.
[    0.062491] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=12
[    0.065210] Using NULL legacy PIC
[    0.065212] NR_IRQS: 16640, nr_irqs: 520, preallocated irqs: 0
[    0.066324] random: crng done (trusting CPU's manufacturer)
[    0.066344] Console: colour dummy device 80x25
[    0.066350] printk: console [tty0] enabled
[    0.066355] ACPI: Core revision 20200925
[    0.066637] Failed to register legacy timer interrupt
[    0.066637] APIC: Switch to symmetric I/O mode setup
[    0.066639] Switched APIC routing to physical flat.
[    0.066655] Hyper-V: Using IPI hypercalls
[    0.066656] Hyper-V: Using enlightened APIC (xapic mode)
[    0.066744] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 
0x30eb2db1546, max_idle_ns: 440795344732 ns
[    0.066747] Calibrating delay loop (skipped), value calculated using timer 
frequency.. 6787.46 BogoMIPS (lpj=33937320)
[    0.066748] pid_max: default: 32768 minimum: 301
[    0.066759] LSM: Security Framework initializing
[    0.066775] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, 
linear)
[    0.066786] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 
bytes, linear)
[    0.067023] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 512
[    0.067024] Last level dTLB entries: 4KB 1536, 2MB 1536, 4MB 768, 1GB 0
[    0.067026] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user 
pointer sanitization
[    0.067027] Spectre V2 : Mitigation: Full AMD retpoline
[    0.067028] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on 
context switch
[    0.067029] Spectre V2 : mitigation: Enabling conditional Indirect Branch 
Prediction Barrier
[    0.067029] Speculative Store Bypass: Mitigation: Speculative Store Bypass 
disabled via prctl and seccomp
[    0.067155] Freeing SMP alternatives memory: 52K
[    0.067214] smpboot: CPU0: AMD Ryzen 5 2600 Six-Core Processor (family: 
0x17, model: 0x8, stepping: 0x2)
[    0.067289] Performance Events: PMU not available due to virtualization, 
using software events only.
[    0.067312] rcu: Hierarchical SRCU implementation.
[    0.067678] smp: Bringing up secondary CPUs ...
[    0.067736] x86: Booting SMP configuration:
[    0.067737] .... node  #0, CPUs:        #1  #2  #3  #4  #5  #6  #7  #8  #9 
#10 #11
[    0.077129] smp: Brought up 1 node, 12 CPUs
[    0.077131] smpboot: Max logical packages: 1
[    0.077133] smpboot: Total of 12 processors activated (81449.56 BogoMIPS)
[    0.083445] node 0 deferred pages initialised in 0ms
[    0.086776] devtmpfs: initialized
[    0.086776] x86/mm: Memory block size: 128MB
[    0.087086] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, 
max_idle_ns: 19112604462750000 ns
[    0.087086] futex hash table entries: 4096 (order: 6, 262144 bytes, linear)
[    0.087465] NET: Registered protocol family 16
[    0.087571] thermal_sys: Registered thermal governor 'step_wise'
[    0.087606] cpuidle: using governor menu
[    0.087606] ACPI: bus type PCI registered
[    0.087606] PCI: Fatal: No config space access function found
[    0.087906] Kprobes globally optimized
[    0.087939] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[    0.087939] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[    0.096839] raid6: skip pq benchmark and using algorithm avx2x4
[    0.096839] raid6: using avx2x2 recovery algorithm
[    0.096839] ACPI: Added _OSI(Module Device)
[    0.096839] ACPI: Added _OSI(Processor Device)
[    0.096839] ACPI: Added _OSI(3.0 _SCP Extensions)
[    0.096839] ACPI: Added _OSI(Processor Aggregator Device)
[    0.096839] ACPI: Added _OSI(Linux-Dell-Video)
[    0.096839] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[    0.096839] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[    0.101621] ACPI: 1 ACPI AML tables successfully acquired and loaded
[    0.103717] ACPI: Interpreter enabled
[    0.103721] ACPI: (supports S0 S5)
[    0.103721] ACPI: Using IOAPIC for interrupt routing
[    0.103728] PCI: Using host bridge windows from ACPI; if necessary, use 
"pci=nocrs" and report a bug
[    0.103908] ACPI: Enabled 1 GPEs in block 00 to 0F
[    0.105333] iommu: Default domain type: Translated
[    0.105420] SCSI subsystem initialized
[    0.106877] hv_vmbus: Vmbus version:5.2
[    0.106886] PCI: Using ACPI for IRQ routing
[    0.106887] PCI: System does not support PCI
[    0.107016] clocksource: Switched to clocksource tsc-early
[    0.107218] hv_vmbus: Unknown GUID: c376c1c3-d276-48d2-90a9-c04748072c60
[    0.217940] VFS: Disk quotas dquot_6.6.0
[    0.217952] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    0.217985] FS-Cache: Loaded
[    0.218012] pnp: PnP ACPI init
[    0.218057] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active)
[    0.218093] pnp: PnP ACPI: found 1 devices
[    0.225276] NET: Registered protocol family 2
[    0.225352] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, 
linear)
[    0.226371] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 
65536 bytes, linear)
[    0.226380] TCP established hash table entries: 65536 (order: 7, 524288 
bytes, linear)
[    0.226440] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes, 
linear)
[    0.226726] TCP: Hash tables configured (established 65536 bind 65536)
[    0.226817] UDP hash table entries: 4096 (order: 5, 131072 bytes, linear)
[    0.226831] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, 
linear)
[    0.226867] NET: Registered protocol family 1
[    0.227393] RPC: Registered named UNIX socket transport module.
[    0.227394] RPC: Registered udp transport module.
[    0.227394] RPC: Registered tcp transport module.
[    0.227395] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.227397] PCI: CLS 0 bytes, default 64
[    0.227429] Trying to unpack rootfs image as initramfs...
[    0.227619] Freeing initrd memory: 60K
[    0.227622] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[    0.227623] software IO TLB: mapped [mem 
0x00000000f4000000-0x00000000f8000000] (64MB)
[    0.229415] kvm: no hardware support
[    0.230415] kvm: Nested Virtualization enabled
[    0.230420] SVM: kvm: Nested Paging enabled
[    0.230421] SVM: Virtual VMLOAD VMSAVE supported
[    0.235628] Initialise system trusted keyrings
[    0.235820] workingset: timestamp_bits=46 max_order=21 bucket_order=0
[    0.236762] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    0.237020] NFS: Registering the id_resolver key type
[    0.237026] Key type id_resolver registered
[    0.237027] Key type id_legacy registered
[    0.237029] Installing knfsd (copyright (C) 1996 o...@monad.swb.de).
[    0.237801] Key type cifs.idmap registered
[    0.237918] fuse: init (API version 7.32)
[    0.238176] SGI XFS with ACLs, security attributes, realtime, scrub, repair, 
quota, no debug enabled
[    0.238643] 9p: Installing v9fs 9p2000 file system support
[    0.238650] FS-Cache: Netfs '9p' registered for caching
[    0.238685] FS-Cache: Netfs 'ceph' registered for caching
[    0.238687] ceph: loaded (mds proto 32)
[    0.247554] NET: Registered protocol family 38
[    0.247556] xor: automatically using best checksumming function   avx
[    0.247557] Key type asymmetric registered
[    0.247558] Asymmetric key parser 'x509' registered
[    0.247566] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 
250)
[    0.248536] hv_vmbus: registering driver hv_pci
[    0.249121] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
[    0.249629] Non-volatile memory driver v1.3
[    0.253027] brd: module loaded
[    0.254438] loop: module loaded
[    0.254473] hv_vmbus: registering driver hv_storvsc
[    0.255043] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for 
information.
[    0.255044] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld 
<ja...@zx2c4.com>. All Rights Reserved.
[    0.255062] tun: Universal TUN/TAP device driver, 1.6
[    0.255244] PPP generic driver version 2.4.2
[    0.255386] PPP BSD Compression module registered
[    0.255388] PPP Deflate Compression module registered
[    0.255390] PPP MPPE Compression module registered
[    0.255391] NET: Registered protocol family 24
[    0.255396] hv_vmbus: registering driver hv_netvsc
[    0.255528] VFIO - User Level meta-driver version: 0.3
[    0.255763] hv_vmbus: registering driver hyperv_keyboard
[    0.256364] rtc_cmos 00:00: RTC can wake from S4
[    0.258811] scsi host0: storvsc_host_t
[    0.261059] rtc_cmos 00:00: registered as rtc0
[    0.262189] rtc_cmos 00:00: setting system clock to 2021-08-08T12:29:01 UTC 
(1628425741)
[    0.262224] rtc_cmos 00:00: alarms up to one month, 114 bytes nvram
[    0.262589] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: 
dm-de...@redhat.com
[    0.262787] device-mapper: raid: Loading target version 1.15.1
[    0.262894] hv_utils: Registering HyperV Utility Driver
[    0.262896] hv_vmbus: registering driver hv_utils
[    0.262933] hv_vmbus: registering driver hv_balloon
[    0.262942] hv_vmbus: registering driver dxgkrnl
[    0.262946] (NULL device *): dxgk: dxg_drv_init  Version: 2105
[    0.262961] drop_monitor: Initializing network drop monitor service
[    0.262988] hv_utils: cannot register PTP clock: 0
[    0.262991] Mirror/redirect action on
[    0.263433] IPVS: Registered protocols (TCP, UDP)
[    0.263443] IPVS: Connection hash table configured (size=4096, 
memory=64Kbytes)
[    0.263472] IPVS: ipvs loaded.
[    0.263473] IPVS: [rr] scheduler registered.
[    0.263473] IPVS: [wrr] scheduler registered.
[    0.263474] IPVS: [sh] scheduler registered.
[    0.263508] ipip: IPv4 and MPLS over IPv4 tunneling driver
[    0.263599] hv_utils: TimeSync IC version 4.0
[    0.263614] hv_balloon: Using Dynamic Memory protocol version 2.0
[    0.264787] Free page reporting enabled
[    0.264788] hv_balloon: Cold memory discard hint enabled
[    0.266369] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully
[    0.267157] Initializing XFRM netlink socket
[    0.267200] NET: Registered protocol family 10
[    0.267552] Segment Routing with IPv6
[    0.269744] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[    0.269813] NET: Registered protocol family 17
[    0.269826] Bridge firewalling registered
[    0.269832] 8021q: 802.1Q VLAN Support v1.8
[    0.269847] sctp: Hash tables configured (bind 256/256)
[    0.269886] 9pnet: Installing 9P2000 support
[    0.269896] Key type dns_resolver registered
[    0.269902] Key type ceph registered
[    0.270328] libceph: loaded (mon/osd proto 15/24)
[    0.270438] NET: Registered protocol family 40
[    0.270439] hv_vmbus: registering driver hv_sock
[    0.270465] IPI shorthand broadcast: enabled
[    0.270471] sched_clock: Marking stable (269932691, 493100)->(274612900, 
-4187109)
[    0.270997] registered taskstats version 1
[    0.271004] Loading compiled-in X.509 certificates
[    0.271216] Btrfs loaded, crc32c=crc32c-generic
[    0.272608] Freeing unused kernel image (initmem) memory: 1448K
[    0.333676] hv_vmbus: Unknown GUID: 6e382d18-3336-4f4b-acc4-2b7703d4df4a
[    0.333804] hv_vmbus: Unknown GUID: dde9cbc0-5060-4436-9448-ea1254a5d177
[    0.334295] hv_pci cb5f3bf3-c1f5-44d1-b863-6b74e4607798: PCI VMBus probing: 
Using version 0x10003
[    0.336156] hv_pci cb5f3bf3-c1f5-44d1-b863-6b74e4607798: PCI host bridge to 
bus c1f5:00
[    0.337402] pci c1f5:00:00.0: [1414:008e] type 00 class 0x030200
[    0.346869] Write protecting the kernel read-only data: 22528k
[    0.347831] Freeing unused kernel image (text/rodata gap) memory: 2028K
[    0.348293] Freeing unused kernel image (rodata/data gap) memory: 632K
[    0.348297] Run /init as init process
[    0.348298]   with arguments:
[    0.348298]     /init
[    0.348298]   with environment:
[    0.348299]     HOME=/
[    0.348299]     TERM=linux
[    0.352170] (NULL device *): dxgk: mmio allocated 9ffe00000  200000000 
9ffe00000 bffdfffff
[    1.256802] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 
0x30eb2db1546, max_idle_ns: 440795344732 ns
[    1.257295] clocksource: Switched to clocksource tsc
[    3.809571] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[    4.233114] scsi 0:0:0:0: Direct-Access     Msft     Virtual Disk     1.0  
PQ: 0 ANSI: 5
[    4.233754] sd 0:0:0:0: Attached scsi generic sg0 type 0
[    4.235184] sd 0:0:0:0: [sda] 536870912 512-byte logical blocks: (275 GB/256 
GiB)
[    4.235186] sd 0:0:0:0: [sda] 4096-byte physical blocks
[    4.235421] sd 0:0:0:0: [sda] Write Protect is off
[    4.235423] sd 0:0:0:0: [sda] Mode Sense: 0f 00 00 00
[    4.235788] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, 
doesn't support DPO or FUA
[    4.607203] sd 0:0:0:0: [sda] Attached SCSI disk
[    4.965013] hv_pci 814ee83f-3c3d-46c0-a047-c01b47e4b4c8: PCI VMBus probing: 
Using version 0x10003
[    4.968568] hv_pci 814ee83f-3c3d-46c0-a047-c01b47e4b4c8: PCI host bridge to 
bus 3c3d:00
[    4.968571] pci_bus 3c3d:00: root bus resource [mem 0xc00000000-0xe00001fff 
window]
[    4.972399] pci 3c3d:00:00.0: [1af4:105a] type 00 class 0x088000
[    4.977204] pci 3c3d:00:00.0: reg 0x10: [mem 0xe00000000-0xe00000fff 64bit]
[    4.980679] pci 3c3d:00:00.0: reg 0x18: [mem 0xe00001000-0xe00001fff 64bit]
[    4.984244] pci 3c3d:00:00.0: reg 0x20: [mem 0xc00000000-0xdffffffff 64bit]
[    5.000155] pci 3c3d:00:00.0: BAR 4: assigned [mem 0xc00000000-0xdffffffff 
64bit]
[    5.003093] pci 3c3d:00:00.0: BAR 0: assigned [mem 0xe00000000-0xe00000fff 
64bit]
[    5.006053] pci 3c3d:00:00.0: BAR 2: assigned [mem 0xe00001000-0xe00001fff 
64bit]
[    5.052030] virtiofs virtio0: Cache len: 0x200000000 @ 0xc00000000
[    5.117819] memmap_init_zone_device initialised 2097152 pages in 30ms
[    5.817369] EXT4-fs (sda): mounted filesystem with ordered data mode. Opts: 
(null)
[    7.026789] Adding 2097152k swap on /swap/file.  Priority:-2 extents:3 
across:2113536k
[    7.256975] scsi 0:0:0:1: Direct-Access     Msft     Virtual Disk     1.0  
PQ: 0 ANSI: 5
[    7.257603] sd 0:0:0:1: Attached scsi generic sg1 type 0
[    7.257925] scsi 0:0:0:2: Direct-Access     Msft     Virtual Disk     1.0  
PQ: 0 ANSI: 5
[    7.258575] sd 0:0:0:2: Attached scsi generic sg2 type 0
[    7.258686] sd 0:0:0:1: [sdb] 715632 512-byte logical blocks: (366 MB/349 
MiB)
[    7.258853] sd 0:0:0:1: [sdb] Write Protect is on
[    7.258855] sd 0:0:0:1: [sdb] Mode Sense: 0f 00 80 00
[    7.259151] sd 0:0:0:1: [sdb] Write cache: disabled, read cache: enabled, 
doesn't support DPO or FUA
[    7.259792] sd 0:0:0:2: [sdc] 536870912 512-byte logical blocks: (275 GB/256 
GiB)
[    7.259793] sd 0:0:0:2: [sdc] 4096-byte physical blocks
[    7.259955] sd 0:0:0:2: [sdc] Write Protect is off
[    7.259957] sd 0:0:0:2: [sdc] Mode Sense: 0f 00 00 00
[    7.260257] sd 0:0:0:2: [sdc] Write cache: enabled, read cache: enabled, 
doesn't support DPO or FUA
[    7.278547] sd 0:0:0:1: [sdb] Attached SCSI disk
[    7.298462] sd 0:0:0:2: [sdc] Attached SCSI disk
[    7.319389] EXT4-fs (sdb): mounted filesystem without journal. Opts: (null)
[    7.465332] EXT4-fs (sdc): mounted filesystem with ordered data mode. Opts: 
discard,errors=remount-ro,data=ordered
[   49.144082] hv_balloon: Max. dynamic memory size: 8166 MB
[   56.128413] EXT4-fs (sdc): mounted filesystem with ordered data mode. Opts: 
discard,errors=remount-ro,data=ordered
[   56.221689] hv_pci 7975e0a0-63bc-4808-b05f-955bc720a9ad: PCI VMBus probing: 
Using version 0x10003
[   56.270605] hv_pci 7975e0a0-63bc-4808-b05f-955bc720a9ad: PCI host bridge to 
bus 63bc:00
[   56.270608] pci_bus 63bc:00: root bus resource [mem 0xbffe00000-0xbffe02fff 
window]
[   56.274249] pci 63bc:00:00.0: [1af4:1049] type 00 class 0x010000
[   56.277670] pci 63bc:00:00.0: reg 0x10: [mem 0xbffe00000-0xbffe00fff 64bit]
[   56.279776] pci 63bc:00:00.0: reg 0x18: [mem 0xbffe01000-0xbffe01fff 64bit]
[   56.281861] pci 63bc:00:00.0: reg 0x20: [mem 0xbffe02000-0xbffe02fff 64bit]
[   56.296140] pci 63bc:00:00.0: BAR 0: assigned [mem 0xbffe00000-0xbffe00fff 
64bit]
[   56.297702] pci 63bc:00:00.0: BAR 2: assigned [mem 0xbffe01000-0xbffe01fff 
64bit]
[   56.299201] pci 63bc:00:00.0: BAR 4: assigned [mem 0xbffe02000-0xbffe02fff 
64bit]
[   59.554036] hv_pci b5c69976-da98-41ca-a73f-198a77979fb6: PCI VMBus probing: 
Using version 0x10003
[   59.555822] 9pnet_virtio: no channels available for device drvfs
[   59.555826] WARNING: mount: waiting for virtio device...
[   59.601733] hv_pci b5c69976-da98-41ca-a73f-198a77979fb6: PCI host bridge to 
bus da98:00
[   59.601735] pci_bus da98:00: root bus resource [mem 0xbffe04000-0xbffe06fff 
window]
[   59.605582] pci da98:00:00.0: [1af4:1049] type 00 class 0x010000
[   59.609115] pci da98:00:00.0: reg 0x10: [mem 0xbffe04000-0xbffe04fff 64bit]
[   59.611237] pci da98:00:00.0: reg 0x18: [mem 0xbffe05000-0xbffe05fff 64bit]
[   59.613315] pci da98:00:00.0: reg 0x20: [mem 0xbffe06000-0xbffe06fff 64bit]
[   59.627546] pci da98:00:00.0: BAR 0: assigned [mem 0xbffe04000-0xbffe04fff 
64bit]
[   59.629081] pci da98:00:00.0: BAR 2: assigned [mem 0xbffe05000-0xbffe05fff 
64bit]
[   59.630609] pci da98:00:00.0: BAR 4: assigned [mem 0xbffe06000-0xbffe06fff 
64bit]
[   59.655960] 9pnet_virtio: no channels available for device drvfs
[   59.768781] hv_pci c9987415-4b85-43db-b42e-38972775ec3a: PCI VMBus probing: 
Using version 0x10003
[   59.772326] 9pnet_virtio: no channels available for device drvfs
[   59.772331] WARNING: mount: waiting for virtio device...
[   59.817973] hv_pci c9987415-4b85-43db-b42e-38972775ec3a: PCI host bridge to 
bus 4b85:00
[   59.817975] pci_bus 4b85:00: root bus resource [mem 0xbffe08000-0xbffe0afff 
window]
[   59.821642] pci 4b85:00:00.0: [1af4:1049] type 00 class 0x010000
[   59.824976] pci 4b85:00:00.0: reg 0x10: [mem 0xbffe08000-0xbffe08fff 64bit]
[   59.827135] pci 4b85:00:00.0: reg 0x18: [mem 0xbffe09000-0xbffe09fff 64bit]
[   59.829219] pci 4b85:00:00.0: reg 0x20: [mem 0xbffe0a000-0xbffe0afff 64bit]
[   59.843545] pci 4b85:00:00.0: BAR 0: assigned [mem 0xbffe08000-0xbffe08fff 
64bit]
[   59.845093] pci 4b85:00:00.0: BAR 2: assigned [mem 0xbffe09000-0xbffe09fff 
64bit]
[   59.846584] pci 4b85:00:00.0: BAR 4: assigned [mem 0xbffe0a000-0xbffe0afff 
64bit]
[   59.872471] 9pnet_virtio: no channels available for device drvfs
[   59.985384] hv_pci 2d0f10df-3446-4219-82e0-8cf951ae6151: PCI VMBus probing: 
Using version 0x10003
[   59.988163] 9pnet_virtio: no channels available for device drvfs
[   59.988167] WARNING: mount: waiting for virtio device...
[   60.035468] hv_pci 2d0f10df-3446-4219-82e0-8cf951ae6151: PCI host bridge to 
bus 3446:00
[   60.035471] pci_bus 3446:00: root bus resource [mem 0xbffe0c000-0xbffe0efff 
window]
[   60.039225] pci 3446:00:00.0: [1af4:1049] type 00 class 0x010000
[   60.042574] pci 3446:00:00.0: reg 0x10: [mem 0xbffe0c000-0xbffe0cfff 64bit]
[   60.044691] pci 3446:00:00.0: reg 0x18: [mem 0xbffe0d000-0xbffe0dfff 64bit]
[   60.046803] pci 3446:00:00.0: reg 0x20: [mem 0xbffe0e000-0xbffe0efff 64bit]
[   60.061063] pci 3446:00:00.0: BAR 0: assigned [mem 0xbffe0c000-0xbffe0cfff 
64bit]
[   60.062642] pci 3446:00:00.0: BAR 2: assigned [mem 0xbffe0d000-0xbffe0dfff 
64bit]
[   60.064160] pci 3446:00:00.0: BAR 4: assigned [mem 0xbffe0e000-0xbffe0efff 
64bit]
[   60.088281] 9pnet_virtio: no channels available for device drvfs
[   60.201004] hv_pci 5eed8fc0-ee2d-4e16-bfd5-82c55596b5dc: PCI VMBus probing: 
Using version 0x10003
[   60.203709] 9pnet_virtio: no channels available for device drvfs
[   60.203714] WARNING: mount: waiting for virtio device...
[   60.302975] hv_pci 5eed8fc0-ee2d-4e16-bfd5-82c55596b5dc: PCI host bridge to 
bus ee2d:00
[   60.302977] pci_bus ee2d:00: root bus resource [mem 0xbffe10000-0xbffe12fff 
window]
[   60.303860] 9pnet_virtio: no channels available for device drvfs
[   60.306673] pci ee2d:00:00.0: [1af4:1049] type 00 class 0x010000
[   60.310070] pci ee2d:00:00.0: reg 0x10: [mem 0xbffe10000-0xbffe10fff 64bit]
[   60.312160] pci ee2d:00:00.0: reg 0x18: [mem 0xbffe11000-0xbffe11fff 64bit]
[   60.314282] pci ee2d:00:00.0: reg 0x20: [mem 0xbffe12000-0xbffe12fff 64bit]
[   60.328595] pci ee2d:00:00.0: BAR 0: assigned [mem 0xbffe10000-0xbffe10fff 
64bit]
[   60.330098] pci ee2d:00:00.0: BAR 2: assigned [mem 0xbffe11000-0xbffe11fff 
64bit]
[   60.331614] pci ee2d:00:00.0: BAR 4: assigned [mem 0xbffe12000-0xbffe12fff 
64bit]
[   60.416462] hv_pci 4ac2335c-3a49-477c-be2f-0529a62c8929: PCI VMBus probing: 
Using version 0x10003
[   60.418275] init: (1) ERROR: MountPlan9WithRetry:285: mount drvfs on /mnt/i 
(cache=mmap,noatime,msize=262144,trans=virtio,aname=drvfs;path=I:\;uid=0;gid=0;symlinkroot=/mnt/
[   60.418278] ) failed: 13
[   60.464653] hv_pci 4ac2335c-3a49-477c-be2f-0529a62c8929: PCI host bridge to 
bus 3a49:00
[   60.464655] pci_bus 3a49:00: root bus resource [mem 0xbffe14000-0xbffe16fff 
window]
[   60.469200] pci 3a49:00:00.0: [1af4:1049] type 00 class 0x010000
[   60.472536] pci 3a49:00:00.0: reg 0x10: [mem 0xbffe14000-0xbffe14fff 64bit]
[   60.474643] pci 3a49:00:00.0: reg 0x18: [mem 0xbffe15000-0xbffe15fff 64bit]
[   60.476760] pci 3a49:00:00.0: reg 0x20: [mem 0xbffe16000-0xbffe16fff 64bit]
[   60.491042] pci 3a49:00:00.0: BAR 0: assigned [mem 0xbffe14000-0xbffe14fff 
64bit]
[   60.492732] pci 3a49:00:00.0: BAR 2: assigned [mem 0xbffe15000-0xbffe15fff 
64bit]
[   60.494285] pci 3a49:00:00.0: BAR 4: assigned [mem 0xbffe16000-0xbffe16fff 
64bit]
[   67.604173] hv_pci 42e39960-07f7-4dce-9a40-f1a23e431988: PCI VMBus probing: 
Using version 0x10003
[   67.606671] 9pnet_virtio: no channels available for device drvfs
[   67.606676] WARNING: mount: waiting for virtio device...
[   67.651662] hv_pci 42e39960-07f7-4dce-9a40-f1a23e431988: PCI host bridge to 
bus 07f7:00
[   67.651665] pci_bus 07f7:00: root bus resource [mem 0xbffe18000-0xbffe1afff 
window]
[   67.655417] pci 07f7:00:00.0: [1af4:1049] type 00 class 0x010000
[   67.658804] pci 07f7:00:00.0: reg 0x10: [mem 0xbffe18000-0xbffe18fff 64bit]
[   67.660881] pci 07f7:00:00.0: reg 0x18: [mem 0xbffe19000-0xbffe19fff 64bit]
[   67.662971] pci 07f7:00:00.0: reg 0x20: [mem 0xbffe1a000-0xbffe1afff 64bit]
[   67.678101] pci 07f7:00:00.0: BAR 0: assigned [mem 0xbffe18000-0xbffe18fff 
64bit]
[   67.679751] pci 07f7:00:00.0: BAR 2: assigned [mem 0xbffe19000-0xbffe19fff 
64bit]
[   67.681501] pci 07f7:00:00.0: BAR 4: assigned [mem 0xbffe1a000-0xbffe1afff 
64bit]
[   67.706865] 9pnet_virtio: no channels available for device drvfs
[   67.819666] hv_pci e325220f-562e-49c7-8574-dcee558b858d: PCI VMBus probing: 
Using version 0x10003
[   67.822330] 9pnet_virtio: no channels available for device drvfs
[   67.822335] WARNING: mount: waiting for virtio device...
[   67.866890] hv_pci e325220f-562e-49c7-8574-dcee558b858d: PCI host bridge to 
bus 562e:00
[   67.866892] pci_bus 562e:00: root bus resource [mem 0xbffe1c000-0xbffe1efff 
window]
[   67.870601] pci 562e:00:00.0: [1af4:1049] type 00 class 0x010000
[   67.873986] pci 562e:00:00.0: reg 0x10: [mem 0xbffe1c000-0xbffe1cfff 64bit]
[   67.876122] pci 562e:00:00.0: reg 0x18: [mem 0xbffe1d000-0xbffe1dfff 64bit]
[   67.878265] pci 562e:00:00.0: reg 0x20: [mem 0xbffe1e000-0xbffe1efff 64bit]
[   67.892565] pci 562e:00:00.0: BAR 0: assigned [mem 0xbffe1c000-0xbffe1cfff 
64bit]
[   67.894191] pci 562e:00:00.0: BAR 2: assigned [mem 0xbffe1d000-0xbffe1dfff 
64bit]
[   67.895719] pci 562e:00:00.0: BAR 4: assigned [mem 0xbffe1e000-0xbffe1efff 
64bit]
[   67.922446] 9pnet_virtio: no channels available for device drvfs
[   68.035385] hv_pci 2beaecf8-19df-4b05-bdd0-6afa1a161d1f: PCI VMBus probing: 
Using version 0x10003
[   68.038067] 9pnet_virtio: no channels available for device drvfs
[   68.038072] WARNING: mount: waiting for virtio device...
[   68.083083] hv_pci 2beaecf8-19df-4b05-bdd0-6afa1a161d1f: PCI host bridge to 
bus 19df:00
[   68.083085] pci_bus 19df:00: root bus resource [mem 0xbffe20000-0xbffe22fff 
window]
[   68.086812] pci 19df:00:00.0: [1af4:1049] type 00 class 0x010000
[   68.090141] pci 19df:00:00.0: reg 0x10: [mem 0xbffe20000-0xbffe20fff 64bit]
[   68.092330] pci 19df:00:00.0: reg 0x18: [mem 0xbffe21000-0xbffe21fff 64bit]
[   68.094433] pci 19df:00:00.0: reg 0x20: [mem 0xbffe22000-0xbffe22fff 64bit]
[   68.108776] pci 19df:00:00.0: BAR 0: assigned [mem 0xbffe20000-0xbffe20fff 
64bit]
[   68.110325] pci 19df:00:00.0: BAR 2: assigned [mem 0xbffe21000-0xbffe21fff 
64bit]
[   68.111828] pci 19df:00:00.0: BAR 4: assigned [mem 0xbffe22000-0xbffe22fff 
64bit]
[   68.138191] 9pnet_virtio: no channels available for device drvfs
[   68.250992] hv_pci bf5ad7f1-542f-4cd3-a681-7afc5c6fb8b2: PCI VMBus probing: 
Using version 0x10003
[   68.252790] init: (1) ERROR: MountPlan9WithRetry:285: mount drvfs on /mnt/i 
(cache=mmap,noatime,msize=262144,trans=virtio,aname=drvfs;path=I:\;uid=0;gid=0;symlinkroot=/mnt/
[   68.252793] ) failed: 13
[   68.298449] hv_pci bf5ad7f1-542f-4cd3-a681-7afc5c6fb8b2: PCI host bridge to 
bus 542f:00
[   68.298451] pci_bus 542f:00: root bus resource [mem 0xbffe24000-0xbffe26fff 
window]
[   68.302132] pci 542f:00:00.0: [1af4:1049] type 00 class 0x010000
[   68.305486] pci 542f:00:00.0: reg 0x10: [mem 0xbffe24000-0xbffe24fff 64bit]
[   68.307630] pci 542f:00:00.0: reg 0x18: [mem 0xbffe25000-0xbffe25fff 64bit]
[   68.309773] pci 542f:00:00.0: reg 0x20: [mem 0xbffe26000-0xbffe26fff 64bit]
[   68.324249] pci 542f:00:00.0: BAR 0: assigned [mem 0xbffe24000-0xbffe24fff 
64bit]
[   68.325786] pci 542f:00:00.0: BAR 2: assigned [mem 0xbffe25000-0xbffe25fff 
64bit]
[   68.327383] pci 542f:00:00.0: BAR 4: assigned [mem 0xbffe26000-0xbffe26fff 
64bit]
[   85.147469] EXT4-fs (sdc): mounted filesystem with ordered data mode. Opts: 
discard,errors=remount-ro,data=ordered
[   85.191003] FS-Cache: Duplicate cookie detected
[   85.191005] FS-Cache: O-cookie c=00000000cd707866 [p=00000000b05c4c07 fl=222 
nc=0 na=1]
[   85.191006] FS-Cache: O-cookie d=000000004bd069a6 n=0000000075f0a00f
[   85.191007] FS-Cache: O-key=[10] '34323934393435383039'
[   85.191011] FS-Cache: N-cookie c=00000000beb90a89 [p=00000000b05c4c07 fl=2 
nc=0 na=1]
[   85.191011] FS-Cache: N-cookie d=000000004bd069a6 n=00000000beb0d51a
[   85.191012] FS-Cache: N-key=[10] '34323934393435383039'
[   85.359274] FS-Cache: Duplicate cookie detected
[   85.359277] FS-Cache: O-cookie c=0000000017a5a56e [p=00000000b05c4c07 fl=222 
nc=0 na=1]
[   85.359278] FS-Cache: O-cookie d=000000004bd069a6 n=0000000044cf0633
[   85.359279] FS-Cache: O-key=[10] '34323934393435383236'
[   85.359283] FS-Cache: N-cookie c=00000000c8c0218a [p=00000000b05c4c07 fl=2 
nc=0 na=1]
[   85.359283] FS-Cache: N-cookie d=000000004bd069a6 n=0000000006b15f2b
[   85.359284] FS-Cache: N-key=[10] '34323934393435383236'
[   85.361582] FS-Cache: Duplicate cookie detected
[   85.361585] FS-Cache: O-cookie c=0000000017a5a56e [p=00000000b05c4c07 fl=222 
nc=0 na=1]
[   85.361586] FS-Cache: O-cookie d=000000004bd069a6 n=0000000044cf0633
[   85.361587] FS-Cache: O-key=[10] '34323934393435383236'
[   85.361591] FS-Cache: N-cookie c=00000000c8c0218a [p=00000000b05c4c07 fl=2 
nc=0 na=1]
[   85.361591] FS-Cache: N-cookie d=000000004bd069a6 n=00000000ae7dc883
[   85.361592] FS-Cache: N-key=[10] '34323934393435383236'
[   85.363889] init: (1) ERROR: MountPlan9WithRetry:285: mount drvfs on /mnt/i 
(cache=mmap,noatime,msize=262144,trans=virtio,aname=drvfs;path=I:\;uid=0;gid=0;symlinkroot=/mnt/
[   85.363891] ) failed: 13
[   85.948614] FS-Cache: Duplicate cookie detected
[   85.948617] FS-Cache: O-cookie c=000000000cadd25f [p=00000000b05c4c07 fl=222 
nc=0 na=1]
[   85.948618] FS-Cache: O-cookie d=000000004bd069a6 n=00000000a51e3256
[   85.948619] FS-Cache: O-key=[10] '34323934393435383835'
[   85.948622] FS-Cache: N-cookie c=000000003055e637 [p=00000000b05c4c07 fl=2 
nc=0 na=1]
[   85.948623] FS-Cache: N-cookie d=000000004bd069a6 n=000000004d886c0c
[   85.948623] FS-Cache: N-key=[10] '34323934393435383835'
[   87.246079] FS-Cache: Duplicate cookie detected
[   87.246082] FS-Cache: O-cookie c=000000003055e637 [p=00000000b05c4c07 fl=222 
nc=0 na=1]
[   87.246082] FS-Cache: O-cookie d=000000004bd069a6 n=000000004e7bd7e2
[   87.246083] FS-Cache: O-key=[10] '34323934393436303134'
[   87.246087] FS-Cache: N-cookie c=0000000099ab2dd0 [p=00000000b05c4c07 fl=2 
nc=0 na=1]
[   87.246087] FS-Cache: N-cookie d=000000004bd069a6 n=00000000795631ce
[   87.246088] FS-Cache: N-key=[10] '34323934393436303134'
[   87.250382] FS-Cache: Duplicate cookie detected
[   87.250384] FS-Cache: O-cookie c=0000000099ab2dd0 [p=00000000b05c4c07 fl=222 
nc=0 na=1]
[   87.250385] FS-Cache: O-cookie d=000000004bd069a6 n=00000000bd5fae3d
[   87.250385] FS-Cache: O-key=[10] '34323934393436303135'
[   87.250388] FS-Cache: N-cookie c=00000000df9e3e9a [p=00000000b05c4c07 fl=2 
nc=0 na=1]
[   87.250389] FS-Cache: N-cookie d=000000004bd069a6 n=000000002b2084a7
[   87.250389] FS-Cache: N-key=[10] '34323934393436303135'
[   87.252408] init: (1) ERROR: MountPlan9WithRetry:285: mount drvfs on /mnt/i 
(cache=mmap,noatime,msize=262144,trans=virtio,aname=drvfs;path=I:\;uid=0;gid=0;symlinkroot=/mnt/

What will I do to fix this?

** Affects: ubuntu
     Importance: Undecided
         Status: New

-- 
WSL Fails to mount file system
https://bugs.launchpad.net/bugs/1939235
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