Panic:Can not allocate SWIOTLB buffer earlier, When we set iommu=off intel_iommu=on at cmdline[ubuntu22 kernel-5.15.0-72-generic]

Hi, All.
Kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

uname -a:inux bytedance 5.15.0-72-generic #79-Ubuntu SMP Wed Apr 19 08:22:18 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux

cmdline:BOOT_IMAGE=/boot/vmlinuz-5.15.0-72-generic root=UUID=8e57dfb2-fbde-4670-bb0f-2809e09d5423 ro intel_iommu=on iommu=off net.ifnames=0 biosdevname=0 clocksource=tsc tsc=reliable transparent_hugepage=always console=tty0 console=ttyS0,115200

Err log：
[340527.990957] reboot: Restarting system
[ 0.000000] Linux version 5.15.0-72-generic (buildd@lcy02-amd64-035) (gcc (Ubuntu 11.3.0-1ubuntu1~22.04.1) 11.3.0, GNU ld (GNU Binutils for Ubuntu) 2.38) #79-Ubuntu SMP Wed Apr 19 08:22:18 UTC 2023 (Ubuntu 5.15.0-72.79-generic 5.15.98)
[ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-5.15.0-72-generic root=UUID=8e57dfb2-fbde-4670-bb0f-2809e09d5423 ro net.ifnames=0 biosdevname=0 clocksource=tsc tsc=reliable transparent_hugepage=always intel_iommu=on iommu=off console=tty0 console=ttyS0,115200
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] Hygon HygonGenuine
[ 0.000000] Centaur CentaurHauls
[ 0.000000] zhaoxin Shanghai
[ 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 'standard' format.
[ 0.000000] signal: max sigframe size: 1776
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bffd6fff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000bffd7000-0x00000000bfffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] SMBIOS 2.8 present.
[ 0.000000] DMI: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 0.000000] Hypervisor detected: KVM
[ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00
[ 0.000000] kvm-clock: cpu 0, msr 53801001, primary cpu clock
[ 0.000002] kvm-clock: using sched offset of 340530812476315 cycles
[ 0.000007] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[ 0.000015] tsc: Detected 2199.996 MHz processor
[ 0.001009] last_pfn = 0x240000 max_arch_pfn = 0x400000000
[ 0.001045] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.001060] last_pfn = 0xbffd7 max_arch_pfn = 0x400000000
[ 0.012074] found SMP MP-table at [mem 0x000f5a30-0x000f5a3f]
[ 0.012104] Using GB pages for direct mapping
[ 0.012337] RAMDISK: [mem 0x2b08b000-0x3183cfff]
[ 0.012353] ACPI: Early table checksum verification disabled
[ 0.012367] ACPI: RSDP 0x00000000000F5800 000014 (v00 BOCHS )
[ 0.012378] ACPI: RSDT 0x00000000BFFE151E 00002C (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001)
[ 0.012393] ACPI: FACP 0x00000000BFFE142A 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001)
[ 0.012403] ACPI: DSDT 0x00000000BFFE0040 0013EA (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001)
[ 0.012409] ACPI: FACS 0x00000000BFFE0000 000040
[ 0.012415] ACPI: APIC 0x00000000BFFE149E 000080 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001)
[ 0.012419] ACPI: Reserving FACP table memory at [mem 0xbffe142a-0xbffe149d]
[ 0.012422] ACPI: Reserving DSDT table memory at [mem 0xbffe0040-0xbffe1429]
[ 0.012424] ACPI: Reserving FACS table memory at [mem 0xbffe0000-0xbffe003f]
[ 0.012425] ACPI: Reserving APIC table memory at [mem 0xbffe149e-0xbffe151d]
[ 0.012792] No NUMA configuration found
[ 0.012794] Faking a node at [mem 0x0000000000000000-0x000000023fffffff]
[ 0.012808] NODE_DATA(0) allocated [mem 0x23ffd4000-0x23fffdfff]
[ 0.013299] Zone ranges:
[ 0.013301] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.013304] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.013306] Normal [mem 0x0000000100000000-0x000000023fffffff]
[ 0.013309] Device empty
[ 0.013311] Movable zone start for each node
[ 0.013314] Early memory node ranges
[ 0.013316] node 0: [mem 0x0000000000001000-0x000000000009efff]
[ 0.013318] node 0: [mem 0x0000000000100000-0x00000000bffd6fff]
[ 0.013320] node 0: [mem 0x0000000100000000-0x000000023fffffff]
[ 0.013323] Initmem setup node 0 [mem 0x0000000000001000-0x000000023fffffff]
[ 0.013341] On node 0, zone DMA: 1 pages in unavailable ranges
[ 0.013421] On node 0, zone DMA: 97 pages in unavailable ranges
[ 0.041095] On node 0, zone Normal: 41 pages in unavailable ranges
[ 0.041487] ACPI: PM-Timer IO Port: 0x608
[ 0.041515] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.041566] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.041572] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.041575] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.041577] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.041583] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.041585] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.041591] ACPI: Using ACPI (MADT) for SMP configuration information
[ 0.041594] TSC deadline timer available
[ 0.041596] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
[ 0.041629] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.041632] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[ 0.041634] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff]
[ 0.041636] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff]
[ 0.041638] PM: hibernation: Registered nosave memory: [mem 0xbffd7000-0xbfffffff]
[ 0.041640] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfeffbfff]
[ 0.041641] PM: hibernation: Registered nosave memory: [mem 0xfeffc000-0xfeffffff]
[ 0.041643] PM: hibernation: Registered nosave memory: [mem 0xff000000-0xfffbffff]
[ 0.041645] PM: hibernation: Registered nosave memory: [mem 0xfffc0000-0xffffffff]
[ 0.041648] [mem 0xc0000000-0xfeffbfff] available for PCI devices
[ 0.041650] Booting paravirtualized kernel on KVM
[ 0.041656] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns
[ 0.041670] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1
[ 0.042113] percpu: Embedded 60 pages/cpu s208896 r8192 d28672 u1048576
[ 0.042158] kvm-guest: stealtime: cpu 0, msr 237c32080
[ 0.042162] kvm-guest: PV spinlocks disabled, no host support
[ 0.042169] Built 1 zonelists, mobility grouping on. Total pages: 2064087
[ 0.042172] Policy zone: Normal
[ 0.042174] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-5.15.0-72-generic root=UUID=8e57dfb2-fbde-4670-bb0f-2809e09d5423 ro net.ifnames=0 biosdevname=0 clocksource=tsc tsc=reliable transparent_hugepage=always intel_iommu=on iommu=off console=tty0 console=ttyS0,115200
[ 0.042316] DMAR: IOMMU enabled
[ 0.042358] Unknown kernel command line parameters "BOOT_IMAGE=/boot/vmlinuz-5.15.0-72-generic biosdevname=0", will be passed to user space.
[ 0.043700] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
[ 0.044368] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
[ 0.044439] mem auto-init: stack:off, heap alloc:on, heap free:off
[ 0.067519] Memory: 8091784K/8388052K available (16393K kernel code, 4383K rwdata, 10840K rodata, 3244K init, 6548K bss, 296008K reserved, 0K cma-reserved)
[ 0.067904] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[ 0.067930] Kernel/User page tables isolation: enabled
[ 0.067957] ftrace: allocating 50604 entries in 198 pages
[ 0.099121] ftrace: allocated 198 pages with 4 groups
[ 0.099290] rcu: Hierarchical RCU implementation.
[ 0.099293] rcu: RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=2.
[ 0.099295] Rude variant of Tasks RCU enabled.
[ 0.099296] Tracing variant of Tasks RCU enabled.
[ 0.099298] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[ 0.099300] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 0.104443] NR_IRQS: 524544, nr_irqs: 440, preallocated irqs: 16
[ 0.104640] random: crng init done
[ 0.104675] Console: colour dummy device 80x25
[ 0.104874] printk: console [tty0] enabled
[ 0.196248] printk: console [ttyS0] enabled
[ 0.196779] ACPI: Core revision 20210730
[ 0.197306] APIC: Switch to symmetric I/O mode setup
[ 0.198235] x2apic enabled
[ 0.198868] Switched APIC routing to physical x2apic.
[ 0.200542] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb62f12e8c, max_idle_ns: 440795238402 ns
[ 0.201829] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=8799984)
[ 0.202840] pid_max: default: 32768 minimum: 301
[ 0.203430] LSM: Security Framework initializing
[ 0.204013] landlock: Up and running.
[ 0.204470] Yama: becoming mindful.
[ 0.204961] AppArmor: AppArmor initialized
[ 0.205529] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 0.205826] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 0.205826] x86/cpu: User Mode Instruction Prevention (UMIP) activated
[ 0.205826] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0
[ 0.205826] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0
[ 0.205826] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[ 0.205826] Spectre V2 : Mitigation: Retpolines
[ 0.205826] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
[ 0.205826] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
[ 0.205826] RETBleed: WARNING: Spectre v2 mitigation leaves CPU vulnerable to RETBleed attacks, data leaks possible!
[ 0.205826] RETBleed: Vulnerable
[ 0.205826] Speculative Store Bypass: Vulnerable
[ 0.205826] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
[ 0.205826] TAA: Vulnerable: Clear CPU buffers attempted, no microcode
[ 0.205826] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
[ 0.205826] SRBDS: Unknown: Dependent on hypervisor status
[ 0.205826] Freeing SMP alternatives memory: 44K
[ 0.205826] smpboot: CPU0: Intel Core Processor (Skylake) (family: 0x6, model: 0x5e, stepping: 0x3)
[ 0.205826] Performance Events: unsupported p6 CPU model 94 no PMU driver, software events only.
[ 0.205826] rcu: Hierarchical SRCU implementation.
[ 0.205826] NMI watchdog: Perf NMI watchdog permanently disabled
[ 0.205897] smp: Bringing up secondary CPUs ...
[ 0.206599] x86: Booting SMP configuration:
[ 0.207121] .... node #0, CPUs: #1
[ 0.101194] kvm-clock: cpu 1, msr 53801041, secondary cpu clock
[ 0.101194] smpboot: CPU 1 Converting physical 0 to logical die 1
[ 0.209339] kvm-guest: stealtime: cpu 1, msr 237d32080
[ 0.209850] smp: Brought up 1 node, 2 CPUs
[ 0.210374] smpboot: Max logical packages: 2
[ 0.210900] smpboot: Total of 2 processors activated (8799.98 BogoMIPS)
[ 0.212263] devtmpfs: initialized
[ 0.212263] x86/mm: Memory block size: 128MB
[ 0.214334] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.215159] futex hash table entries: 512 (order: 3, 32768 bytes, linear)
[ 0.216045] pinctrl core: initialized pinctrl subsystem
[ 0.216846] PM: RTC time: 08:23:58, date: 2023-07-21
[ 0.218000] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[ 0.219100] DMA: preallocated 1024 KiB GFP_KERNEL pool for atomic allocations
[ 0.220587] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
[ 0.221770] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
[ 0.221836] audit: initializing netlink subsys (disabled)
[ 0.222543] audit: type=2000 audit(1689927837.868:1): state=initialized audit_enabled=0 res=1
[ 0.222543] thermal_sys: Registered thermal governor 'fair_share'
[ 0.222887] thermal_sys: Registered thermal governor 'bang_bang'
[ 0.223649] thermal_sys: Registered thermal governor 'step_wise'
[ 0.224386] thermal_sys: Registered thermal governor 'user_space'
[ 0.225837] thermal_sys: Registered thermal governor 'power_allocator'
[ 0.226596] EISA bus registered
[ 0.227794] cpuidle: using governor ladder
[ 0.228315] cpuidle: using governor menu
[ 0.228918] ACPI: bus type PCI registered
[ 0.229420] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[ 0.229943] PCI: Using configuration type 1 for base access
[ 0.232279] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible.
[ 0.233396] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[ 0.233836] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[ 0.234705] fbcon: Taking over console
[ 0.234705] ACPI: Added _OSI(Module Device)
[ 0.234959] ACPI: Added _OSI(Processor Device)
[ 0.237832] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 0.238422] ACPI: Added _OSI(Processor Aggregator Device)
[ 0.239090] ACPI: Added _OSI(Linux-Dell-Video)
[ 0.239638] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[ 0.240293] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[ 0.242038] ACPI: 1 ACPI AML tables successfully acquired and loaded
[ 0.243380] ACPI: Interpreter enabled
[ 0.243855] ACPI: PM: (supports S0 S5)
[ 0.244330] ACPI: Using IOAPIC for interrupt routing
[ 0.244978] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 0.245836] PCI: Using E820 reservations for host bridge windows
[ 0.246702] ACPI: Enabled 2 GPEs in block 00 to 0F
[ 0.250396] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 0.251181] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI EDR HPX-Type3]
[ 0.252183] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
[ 0.253902] acpiphp: Slot [3] registered
[ 0.254421] acpiphp: Slot [5] registered
[ 0.254932] acpiphp: Slot [6] registered
[ 0.255435] acpiphp: Slot [7] registered
[ 0.255946] acpiphp: Slot [8] registered
[ 0.256451] acpiphp: Slot [9] registered
[ 0.256964] acpiphp: Slot [10] registered
[ 0.257478] acpiphp: Slot [11] registered
[ 0.257847] acpiphp: Slot [12] registered
[ 0.258359] acpiphp: Slot [13] registered
[ 0.258880] acpiphp: Slot [14] registered
[ 0.259394] acpiphp: Slot [15] registered
[ 0.259914] acpiphp: Slot [16] registered
[ 0.260428] acpiphp: Slot [17] registered
[ 0.260946] acpiphp: Slot [18] registered
[ 0.261459] acpiphp: Slot [19] registered
[ 0.261848] acpiphp: Slot [20] registered
[ 0.262361] acpiphp: Slot [21] registered
[ 0.262882] acpiphp: Slot [22] registered
[ 0.263403] acpiphp: Slot [23] registered
[ 0.263917] acpiphp: Slot [24] registered
[ 0.264435] acpiphp: Slot [25] registered
[ 0.264949] acpiphp: Slot [26] registered
[ 0.265471] acpiphp: Slot [27] registered
[ 0.265848] acpiphp: Slot [28] registered
[ 0.266404] acpiphp: Slot [29] registered
[ 0.266920] acpiphp: Slot [30] registered
[ 0.267441] acpiphp: Slot [31] registered
[ 0.267948] PCI host bridge to bus 0000:00
[ 0.268464] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 0.269134] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
[ 0.269829] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
[ 0.270664] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 0.271578] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window]
[ 0.272495] pci_bus 0000:00: root bus resource [mem 0x240000000-0x2bfffffff window]
[ 0.273568] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[ 0.274399] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100
[ 0.275587] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180
[ 0.279844] pci 0000:00:01.1: reg 0x20: [io 0xc180-0xc18f]
[ 0.281845] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io 0x01f0-0x01f7]
[ 0.282728] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io 0x03f6]
[ 0.283524] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io 0x0170-0x0177]
[ 0.284397] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io 0x0376]
[ 0.285478] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
[ 0.286109] pci 0000:00:01.3: quirk: [io 0x0600-0x063f] claimed by PIIX4 ACPI
[ 0.287216] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX4 SMB
[ 0.288525] pci 0000:00:02.0: [1b36:0100] type 00 class 0x030000
[ 0.291681] pci 0000:00:02.0: reg 0x10: [mem 0xf4000000-0xf7ffffff]
[ 0.295883] pci 0000:00:02.0: reg 0x14: [mem 0xf8000000-0xfbffffff]
[ 0.299508] pci 0000:00:02.0: reg 0x18: [mem 0xfc0d0000-0xfc0d1fff]
[ 0.301862] pci 0000:00:02.0: reg 0x1c: [io 0xc080-0xc09f]
[ 0.311439] pci 0000:00:02.0: reg 0x30: [mem 0xfc0c0000-0xfc0cffff pref]
[ 0.312378] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[ 0.313949] pci 0000:00:03.0: [1af4:1000] type 00 class 0x020000
[ 0.316141] pci 0000:00:03.0: reg 0x10: [io 0xc0a0-0xc0bf]
[ 0.317830] pci 0000:00:03.0: reg 0x14: [mem 0xfc0d2000-0xfc0d2fff]
[ 0.322500] pci 0000:00:03.0: reg 0x20: [mem 0xfebe8000-0xfebebfff 64bit pref]
[ 0.325366] pci 0000:00:03.0: reg 0x30: [mem 0xfc000000-0xfc03ffff pref]
[ 0.326482] pci 0000:00:04.0: [8086:2934] type 00 class 0x0c0300
[ 0.329559] pci 0000:00:04.0: reg 0x20: [io 0xc0c0-0xc0df]
[ 0.330980] pci 0000:00:04.1: [8086:2935] type 00 class 0x0c0300
[ 0.334055] pci 0000:00:04.1: reg 0x20: [io 0xc0e0-0xc0ff]
[ 0.336399] pci 0000:00:04.2: [8086:2936] type 00 class 0x0c0300
[ 0.339541] pci 0000:00:04.2: reg 0x20: [io 0xc100-0xc11f]
[ 0.341454] pci 0000:00:04.7: [8086:293a] type 00 class 0x0c0320
[ 0.342324] pci 0000:00:04.7: reg 0x10: [mem 0xfc0d3000-0xfc0d3fff]
[ 0.346755] pci 0000:00:05.0: [1af4:1001] type 00 class 0x010000
[ 0.348788] pci 0000:00:05.0: reg 0x10: [io 0xc000-0xc03f]
[ 0.350457] pci 0000:00:05.0: reg 0x14: [mem 0xfc0d4000-0xfc0d4fff]
[ 0.355179] pci 0000:00:05.0: reg 0x20: [mem 0xfebec000-0xfebeffff 64bit pref]
[ 0.358542] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00
[ 0.360156] pci 0000:00:06.0: reg 0x10: [io 0xc120-0xc13f]
[ 0.364047] pci 0000:00:06.0: reg 0x20: [mem 0xfebf0000-0xfebf3fff 64bit pref]
[ 0.367090] pci 0000:00:07.0: [1af4:1001] type 00 class 0x010000
[ 0.369146] pci 0000:00:07.0: reg 0x10: [io 0xc040-0xc07f]
[ 0.371052] pci 0000:00:07.0: reg 0x14: [mem 0xfc0d5000-0xfc0d5fff]
[ 0.375135] pci 0000:00:07.0: reg 0x20: [mem 0xfebf4000-0xfebf7fff 64bit pref]
[ 0.378549] pci 0000:00:08.0: [1af4:1000] type 00 class 0x020000
[ 0.380524] pci 0000:00:08.0: reg 0x10: [io 0xc140-0xc15f]
[ 0.381830] pci 0000:00:08.0: reg 0x14: [mem 0xfc0d6000-0xfc0d6fff]
[ 0.387046] pci 0000:00:08.0: reg 0x20: [mem 0xfebf8000-0xfebfbfff 64bit pref]
[ 0.389114] pci 0000:00:08.0: reg 0x30: [mem 0xfc040000-0xfc07ffff pref]
[ 0.390551] pci 0000:00:09.0: [1af4:1000] type 00 class 0x020000
[ 0.392514] pci 0000:00:09.0: reg 0x10: [io 0xc160-0xc17f]
[ 0.393830] pci 0000:00:09.0: reg 0x14: [mem 0xfc0d7000-0xfc0d7fff]
[ 0.398439] pci 0000:00:09.0: reg 0x20: [mem 0xfebfc000-0xfebfffff 64bit pref]
[ 0.400491] pci 0000:00:09.0: reg 0x30: [mem 0xfc080000-0xfc0bffff pref]
[ 0.405899] ACPI: PCI: Interrupt link LNKA configured for IRQ 10
[ 0.406987] ACPI: PCI: Interrupt link LNKB configured for IRQ 10
[ 0.407850] ACPI: PCI: Interrupt link LNKC configured for IRQ 11
[ 0.408713] ACPI: PCI: Interrupt link LNKD configured for IRQ 11
[ 0.409514] ACPI: PCI: Interrupt link LNKS configured for IRQ 9
[ 0.410271] iommu: Default domain type: Translated
[ 0.410453] iommu: DMA domain TLB invalidation policy: lazy mode
[ 0.411456] SCSI subsystem initialized
[ 0.411976] pci 0000:00:02.0: vgaarb: setting as boot VGA device
[ 0.411976] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 0.413832] pci 0000:00:02.0: vgaarb: bridge control possible
[ 0.414543] vgaarb: loaded
[ 0.414926] ACPI: bus type USB registered
[ 0.415452] usbcore: registered new interface driver usbfs
[ 0.416140] usbcore: registered new interface driver hub
[ 0.416811] usbcore: registered new device driver usb
[ 0.417466] pps_core: LinuxPPS API ver. 1 registered
[ 0.417831] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <email address hidden>
[ 0.418955] PTP clock support registered
[ 0.419492] EDAC MC: Ver: 3.0.0
[ 0.419492] NetLabel: Initializing
[ 0.419492] NetLabel: domain hash size = 128
[ 0.419492] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 0.421855] NetLabel: unlabeled traffic allowed by default
[ 0.422565] PCI: Using ACPI for IRQ routing
[ 0.422929] clocksource: Switched to clocksource kvm-clock
[ 0.439531] VFS: Disk quotas dquot_6.6.0
[ 0.440052] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.441041] AppArmor: AppArmor Filesystem Enabled
[ 0.441660] pnp: PnP ACPI init
[ 0.442581] pnp: PnP ACPI: found 5 devices
[ 0.449544] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[ 0.450710] NET: Registered PF_INET protocol family
[ 0.451574] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear)
[ 0.454344] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear)
[ 0.455469] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
[ 0.456529] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear)
[ 0.457779] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes, linear)
[ 0.458779] TCP: Hash tables configured (established 65536 bind 65536)
[ 0.459725] MPTCP token hash table entries: 8192 (order: 5, 196608 bytes, linear)
[ 0.460711] UDP hash table entries: 4096 (order: 5, 131072 bytes, linear)
[ 0.461635] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, linear)
[ 0.462602] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 0.463335] NET: Registered PF_XDP protocol family
[ 0.464121] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
[ 0.464958] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window]
[ 0.465723] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[ 0.466575] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window]
[ 0.467421] pci_bus 0000:00: resource 8 [mem 0x240000000-0x2bfffffff window]
[ 0.468333] pci 0000:00:01.0: PIIX3: Enabling Passive Release
[ 0.469051] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[ 0.469791] pci 0000:00:01.0: Activating ISA DMA hang workarounds
[ 0.498066] ACPI: \_SB_.LNKD: Enabled at IRQ 11
[ 0.526301] pci 0000:00:04.0: quirk_usb_early_handoff+0x0/0x160 took 54414 usecs
[ 0.554582] ACPI: \_SB_.LNKA: Enabled at IRQ 10
[ 0.582799] pci 0000:00:04.1: quirk_usb_early_handoff+0x0/0x160 took 54263 usecs
[ 0.611081] ACPI: \_SB_.LNKB: Enabled at IRQ 10
[ 0.639229] pci 0000:00:04.2: quirk_usb_early_handoff+0x0/0x160 took 54194 usecs
[ 0.667512] ACPI: \_SB_.LNKC: Enabled at IRQ 11
[ 0.695578] pci 0000:00:04.7: quirk_usb_early_handoff+0x0/0x160 took 54120 usecs
[ 0.696576] PCI: CLS 0 bytes, default 64
[ 0.697133] Trying to unpack rootfs image as initramfs...
[ 0.705975] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb62f12e8c, max_idle_ns: 440795238402 ns
[ 0.707363] clocksource: Switched to clocksource tsc
[ 0.710312] Initialise system trusted keyrings
[ 0.710899] Key type blacklist registered
[ 0.713868] workingset: timestamp_bits=36 max_order=21 bucket_order=0
[ 0.716054] zbud: loaded
[ 0.716664] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.717899] fuse: init (API version 7.34)
[ 0.718825] integrity: Platform Keyring initialized
[ 0.733864] Key type asymmetric registered
[ 0.734394] Asymmetric key parser 'x509' registered
[ 0.735016] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243)
[ 0.735982] io scheduler mq-deadline registered
[ 0.736798] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
[ 0.737783] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[ 0.738764] ACPI: button: Power Button [PWRF]
[ 0.908846] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
[ 0.932920] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 0.935522] Linux agpgart interface v0.103
[ 0.937705] loop: module loaded
[ 0.938778] scsi host0: ata_piix
[ 0.939338] scsi host1: ata_piix
[ 0.939780] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc180 irq 14
[ 0.940624] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc188 irq 15
[ 0.941647] tun: Universal TUN/TAP device driver, 1.6
[ 0.942540] PPP generic driver version 2.4.2
[ 0.943122] VFIO - User Level meta-driver version: 0.3
[ 0.944072] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.944895] ehci-pci: EHCI PCI platform driver
[ 0.975906] ehci-pci 0000:00:04.7: EHCI Host Controller
[ 0.976566] ehci-pci 0000:00:04.7: new USB bus registered, assigned bus number 1
[ 0.977658] ehci-pci 0000:00:04.7: irq 11, io mem 0xfc0d3000
[ 0.993865] ehci-pci 0000:00:04.7: USB 2.0 started, EHCI 1.00
[ 0.994630] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 0.995600] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.996448] usb usb1: Product: EHCI Host Controller
[ 0.997020] usb usb1: Manufacturer: Linux 5.15.0-72-generic ehci_hcd
[ 0.997768] usb usb1: SerialNumber: 0000:00:04.7
[ 0.998456] hub 1-0:1.0: USB hub found
[ 0.998915] hub 1-0:1.0: 6 ports detected
[ 0.999621] ehci-platform: EHCI generic platform driver
[ 1.000263] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 1.000989] ohci-pci: OHCI PCI platform driver
[ 1.001577] ohci-platform: OHCI generic platform driver
[ 1.002224] uhci_hcd: USB Universal Host Controller Interface driver
[ 1.030621] uhci_hcd 0000:00:04.0: UHCI Host Controller
[ 1.031290] uhci_hcd 0000:00:04.0: new USB bus registered, assigned bus number 2
[ 1.032165] uhci_hcd 0000:00:04.0: detected 2 ports
[ 1.032801] uhci_hcd 0000:00:04.0: irq 11, io base 0x0000c0c0
[ 1.033563] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 5.15
[ 1.034570] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.035426] usb usb2: Product: UHCI Host Controller
[ 1.036017] usb usb2: Manufacturer: Linux 5.15.0-72-generic uhci_hcd
[ 1.036770] usb usb2: SerialNumber: 0000:00:04.0
[ 1.037421] hub 2-0:1.0: USB hub found
[ 1.037911] hub 2-0:1.0: 2 ports detected
[ 1.066208] uhci_hcd 0000:00:04.1: UHCI Host Controller
[ 1.066863] uhci_hcd 0000:00:04.1: new USB bus registered, assigned bus number 3
[ 1.067746] uhci_hcd 0000:00:04.1: detected 2 ports
[ 1.068396] uhci_hcd 0000:00:04.1: irq 10, io base 0x0000c0e0
[ 1.069159] usb usb3: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 5.15
[ 1.070152] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.071015] usb usb3: Product: UHCI Host Controller
[ 1.071602] usb usb3: Manufacturer: Linux 5.15.0-72-generic uhci_hcd
[ 1.072351] usb usb3: SerialNumber: 0000:00:04.1
[ 1.072992] hub 3-0:1.0: USB hub found
[ 1.073470] hub 3-0:1.0: 2 ports detected
[ 1.101638] uhci_hcd 0000:00:04.2: UHCI Host Controller
[ 1.102526] uhci_hcd 0000:00:04.2: new USB bus registered, assigned bus number 4
[ 1.103437] uhci_hcd 0000:00:04.2: detected 2 ports
[ 1.104071] uhci_hcd 0000:00:04.2: irq 10, io base 0x0000c100
[ 1.104865] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 5.15
[ 1.105885] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.106758] usb usb4: Product: UHCI Host Controller
[ 1.107345] usb usb4: Manufacturer: Linux 5.15.0-72-generic uhci_hcd
[ 1.108111] usb usb4: SerialNumber: 0000:00:04.2
[ 1.108781] hub 4-0:1.0: USB hub found
[ 1.109283] hub 4-0:1.0: 2 ports detected
[ 1.110090] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12
[ 1.111839] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 1.112480] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 1.113212] mousedev: PS/2 mouse device common for all mice
[ 1.114189] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1
[ 1.115448] rtc_cmos 00:00: RTC can wake from S4
[ 1.116411] rtc_cmos 00:00: registered as rtc0
[ 1.117019] rtc_cmos 00:00: setting system clock to 2023-07-21T08:23:58 UTC (1689927838)
[ 1.118103] rtc_cmos 00:00: alarms up to one day, y3k, 114 bytes nvram
[ 1.118914] i2c_dev: i2c /dev entries driver
[ 1.119476] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log.
[ 1.120982] device-mapper: uevent: version 1.0.3
[ 1.121665] device-mapper: ioctl: 4.45.0-ioctl (2021-03-22) initialised: <email address hidden>
[ 1.122718] platform eisa.0: Probing EISA bus 0
[ 1.123275] platform eisa.0: EISA: Cannot allocate resource for mainboard
[ 1.124118] platform eisa.0: Cannot allocate resource for EISA slot 1
[ 1.124901] platform eisa.0: Cannot allocate resource for EISA slot 2
[ 1.125683] platform eisa.0: Cannot allocate resource for EISA slot 3
[ 1.126472] platform eisa.0: Cannot allocate resource for EISA slot 4
[ 1.127330] platform eisa.0: Cannot allocate resource for EISA slot 5
[ 1.128103] platform eisa.0: Cannot allocate resource for EISA slot 6
[ 1.128885] platform eisa.0: Cannot allocate resource for EISA slot 7
[ 1.129675] platform eisa.0: Cannot allocate resource for EISA slot 8
[ 1.130460] platform eisa.0: EISA: Detected 0 cards
[ 1.131053] intel_pstate: CPU model not supported
[ 1.131840] ledtrig-cpu: registered to indicate activity on CPUs
[ 1.132604] vesafb: mode is 640x480x32, linelength=2560, pages=0
[ 1.133324] vesafb: scrolling: redraw
[ 1.133783] vesafb: Truecolor: size=8:8:8:8, shift=24:16:8:0
[ 1.134516] vesafb: framebuffer at 0xf4000000, mapped to 0x000000002c4b8ab5, using 1216k, total 1216k
[ 1.135776] Console: switching to colour frame buffer device 80x30
[ 1.137639] fb0: VESA VGA frame buffer device
[ 1.138290] drop_monitor: Initializing network drop monitor service
[ 1.139263] NET: Registered PF_INET6 protocol family
[ 1.333840] usb 1-1: new high-speed USB device number 2 using ehci-pci
[ 1.334674] Kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer
[ 1.337012] CPU: 0 PID: 17 Comm: kworker/0:1 Not tainted 5.15.0-72-generic #79-Ubuntu
[ 1.337832] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 1.337832] Workqueue: usb_hub_wq hub_event
[ 1.337832] Call Trace:
[ 1.337832] <TASK>
[ 1.337832] show_stack+0x52/0x5c
[ 1.337832] dump_stack_lvl+0x4a/0x63
[ 1.337832] dump_stack+0x10/0x16
[ 1.337832] panic+0x15c/0x334
[ 1.337832] swiotlb_tbl_map_single.cold+0x5a/0xc3
[ 1.337832] swiotlb_map+0x62/0x250
[ 1.337832] dma_direct_map_page+0x8c/0x1e0
[ 1.337832] dma_map_page_attrs+0x35/0x60
[ 1.337832] usb_hcd_map_urb_for_dma+0x19d/0x4f0
[ 1.337832] usb_hcd_submit_urb+0x16c/0x300
[ 1.337832] usb_submit_urb+0x254/0x6d0
[ 1.337832] usb_start_wait_urb+0x71/0x180
[ 1.337832] usb_control_msg+0xe3/0x150
[ 1.337832] hub_port_init+0x2d5/0xa10
[ 1.337832] hub_port_connect+0x2af/0x8f0
[ 1.337832] hub_port_connect_change+0xa1/0x3b0
[ 1.337832] ? hub_ext_port_status+0xba/0x110
[ 1.337832] port_event+0x5bb/0x700
[ 1.337832] hub_event+0x1eb/0x430
[ 1.337832] process_one_work+0x22b/0x3d0
[ 1.337832] worker_thread+0x53/0x420
[ 1.337832] ? process_one_work+0x3d0/0x3d0
[ 1.337832] kthread+0x12a/0x150
[ 1.337832] ? set_kthread_struct+0x50/0x50
[ 1.337832] ret_from_fork+0x22/0x30
[ 1.337832] </TASK>
[ 1.337832] Kernel Offset: 0x2e800000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 1.337832] ---[ end Kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer ]-