Linux version 7.0.0-rc2-g7638556bb6c0 (nipa-kunit@netdev-virt.bots.linux.dev) (gcc (GCC) 15.2.1 20260123 (Red Hat 15.2.1-7), GNU ld version 2.45.1-4.fc43) #795 PREEMPT_DYNAMIC Mon Mar  9 02:08:42 EDT 2026
Command line: kunit.enable=1 console=ttyS0 kunit_shutdown=reboot
BIOS-provided physical RAM map:
BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff]  System RAM
BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff]  device reserved
BIOS-e820: [gap 0x00000000000a0000-0x00000000000cffff]
BIOS-e820: [mem 0x00000000000d0000-0x00000000000effff]  ACPI NVS
BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff]  device reserved
BIOS-e820: [mem 0x0000000000100000-0x000000003fffffff]  System RAM
BIOS-e820: [gap 0x0000000040000000-0x00000000feffbfff]
BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff]  device reserved
BIOS-e820: [gap 0x00000000ff000000-0x000000fcffffffff]
BIOS-e820: [mem 0x000000fd00000000-0x000000ffffffffff]  device reserved
NX (Execute Disable) protection: active
APIC: Static calls initialized
SMBIOS 2.8 present.
DMI: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 0.1 11/11/2019
DMI: Memory slots populated: 1/1
tsc: Fast TSC calibration using PIT
tsc: Detected 2600.053 MHz processor
last_pfn = 0x40000 max_arch_pfn = 0x400000000
MTRRs disabled by BIOS
x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
found SMP MP-table at [mem 0x0009fc00-0x0009fc0f]
ACPI: Early table checksum verification disabled
ACPI: RSDP 0x00000000000F5E20 000014 (v00 BOCHS )
ACPI: RSDT 0x00000000000D2306 000034 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
ACPI: FACP 0x00000000000D21BA 000074 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
ACPI: DSDT 0x00000000000D0040 00217A (v01 BOCHS  BXPC     00000001 BXPC 00000001)
ACPI: FACS 0x00000000000D0000 000040
ACPI: APIC 0x00000000000D222E 000078 (v03 BOCHS  BXPC     00000001 BXPC 00000001)
ACPI: HPET 0x00000000000D22A6 000038 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
ACPI: WAET 0x00000000000D22DE 000028 (v01 BOCHS  BXPC     00000001 BXPC 00000001)
ACPI: Reserving FACP table memory at [mem 0xd21ba-0xd222d]
ACPI: Reserving DSDT table memory at [mem 0xd0040-0xd21b9]
ACPI: Reserving FACS table memory at [mem 0xd0000-0xd003f]
ACPI: Reserving APIC table memory at [mem 0xd222e-0xd22a5]
ACPI: Reserving HPET table memory at [mem 0xd22a6-0xd22dd]
ACPI: Reserving WAET table memory at [mem 0xd22de-0xd2305]
ACPI: PM-Timer IO Port: 0x608
ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
ACPI: Using ACPI (MADT) for SMP configuration information
ACPI: HPET id: 0x8086a201 base: 0xfed00000
CPU topo: Max. logical packages:   1
CPU topo: Max. logical dies:       1
CPU topo: Max. dies per package:   1
CPU topo: Max. threads per core:   1
CPU topo: Num. cores per package:     1
CPU topo: Num. threads per package:   1
CPU topo: Allowing 1 present CPUs plus 0 hotplug CPUs
[gap 0x40000000-0xfeffbfff] available for PCI devices
clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns
Zone ranges:
  DMA      [mem 0x0000000000001000-0x0000000000ffffff]
  DMA32    [mem 0x0000000001000000-0x000000003fffffff]
  Normal   empty
Movable zone start for each node
Early memory node ranges
  node   0: [mem 0x0000000000001000-0x000000000009efff]
  node   0: [mem 0x0000000000100000-0x000000003fffffff]
Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff]
On node 0, zone DMA: 1 pages in unavailable ranges
On node 0, zone DMA: 97 pages in unavailable ranges
Kernel command line: kunit.enable=1 console=ttyS0 kunit_shutdown=reboot
printk: log buffer data + meta data: 131072 + 458752 = 589824 bytes
Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes, linear)
Inode-cache hash table entries: 65536 (order: 7, 524288 bytes, linear)
Built 1 zonelists, mobility grouping on.  Total pages: 262046
mem auto-init: stack:all(zero), heap alloc:off, heap free:off
SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
Dynamic Preempt: lazy
rcu: Preemptible hierarchical RCU implementation.
rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
NR_IRQS: 4352, nr_irqs: 48, preallocated irqs: 16
rcu: srcu_init: Setting srcu_struct sizes based on contention.
Console: colour *CGA 80x25
printk: legacy console [ttyS0] enabled
ACPI: Core revision 20251212
clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns
APIC: Switch to symmetric I/O mode setup
..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x257a6e43159, max_idle_ns: 440795318296 ns
Calibrating delay loop (skipped), value calculated using timer frequency.. 5200.10 BogoMIPS (lpj=10400212)
Last level iTLB entries: 4KB 512, 2MB 255, 4MB 127
Last level dTLB entries: 4KB 512, 2MB 255, 4MB 127, 1GB 0
CPU: AMD QEMU Virtual CPU version 2.5+ (family: 0xf, model: 0x6b, stepping: 0x1)
mitigations: Enabled attack vectors: user_kernel, user_user, SMT mitigations: auto
Spectre V2 : Mitigation: Retpolines
Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT
x86/fpu: x87 FPU will use FXSAVE
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 2048 (order: 2, 16384 bytes, linear)
Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes, linear)
VFS: Finished mounting rootfs on nullfs
Performance Events: AMD PMU driver.
... version:                   0
... bit width:                 48
... generic counters:          4
... generic bitmap:            000000000000000f
... fixed-purpose counters:    0
... fixed-purpose bitmap:      0000000000000000
... value mask:                0000ffffffffffff
... max period:                00007fffffffffff
... global_ctrl mask:          000000000000000f
signal: max sigframe size: 1040
rcu: Hierarchical SRCU implementation.
rcu: 	Max phase no-delay instances is 1000.
Memory: 1004424K/1048184K available (10815K kernel code, 1311K rwdata, 2780K rodata, 1600K init, 308K bss, 41032K reserved, 0K cma-reserved)
ACPI: PM: Registering ACPI NVS region [mem 0x000d0000-0x000effff] (131072 bytes)
clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
posixtimers hash table entries: 512 (order: 0, 4096 bytes, linear)
futex hash table entries: 256 (8192 bytes on 1 NUMA nodes, total 8 KiB, linear).
NET: Registered PF_NETLINK/PF_ROUTE protocol family
thermal_sys: Registered thermal governor 'step_wise'
cpuidle: using governor ladder
PCI: Using configuration type 1 for base access
ACPI: Added _OSI(Module Device)
ACPI: Added _OSI(Processor Device)
ACPI: Added _OSI(Processor Aggregator Device)
ACPI: 1 ACPI AML tables successfully acquired and loaded
ACPI: \_SB_: platform _OSC: OS support mask [000e2e8e]
ACPI: Interpreter enabled
ACPI: PM: (supports S0 S3 S5)
ACPI: Using IOAPIC for interrupt routing
PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
PCI: Using E820 reservations for host bridge windows
ACPI: Enabled 2 GPEs in block 00 to 0F
ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments HPX-Type3]
acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI]
acpi PNP0A03:00: _OSC: platform retains control of PCIe features (AE_ERROR)
acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge
PCI host bridge to bus 0000:00
pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
pci_bus 0000:00: root bus resource [mem 0x40000000-0xfebfffff window]
pci_bus 0000:00: root bus resource [mem 0x100000000-0x17fffffff window]
pci_bus 0000:00: root bus resource [bus 00-ff]
pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint
pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 conventional PCI endpoint
pci 0000:00:01.1: [8086:7010] type 00 class 0x010180 conventional PCI endpoint
pci 0000:00:01.1: BAR 4 [io  0x0000-0x000f]
pci 0000:00:01.1: BAR 0 [io  0x01f0-0x01f7]: legacy IDE quirk
pci 0000:00:01.1: BAR 1 [io  0x03f6]: legacy IDE quirk
pci 0000:00:01.1: BAR 2 [io  0x0170-0x0177]: legacy IDE quirk
pci 0000:00:01.1: BAR 3 [io  0x0376]: legacy IDE quirk
pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint
pci 0000:00:01.3: quirk: [io  0x0600-0x063f] claimed by PIIX4 ACPI
pci 0000:00:01.3: quirk: [io  0x0700-0x070f] claimed by PIIX4 SMB
ACPI: PCI: Interrupt link LNKA configured for IRQ 10
ACPI: PCI: Interrupt link LNKB configured for IRQ 10
ACPI: PCI: Interrupt link LNKC configured for IRQ 11
ACPI: PCI: Interrupt link LNKD configured for IRQ 11
ACPI: PCI: Interrupt link LNKS configured for IRQ 9
iommu: Default domain type: Translated
iommu: DMA domain TLB invalidation policy: lazy mode
pps_core: LinuxPPS API ver. 1 registered
pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
PTP clock support registered
mctp: management component transport protocol core
NET: Registered PF_MCTP protocol family
PCI: Using ACPI for IRQ routing
e820: register RAM buffer resource [mem 0x0009fc00-0x0009ffff]
vgaarb: loaded
clocksource: Switched to clocksource tsc-early
pnp: PnP ACPI init
pnp: PnP ACPI: found 5 devices
clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
NET: Registered PF_INET protocol family
IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)
tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 4096 bytes, linear)
Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
TCP established hash table entries: 8192 (order: 4, 65536 bytes, linear)
TCP bind hash table entries: 8192 (order: 5, 131072 bytes, linear)
TCP: Hash tables configured (established 8192 bind 8192)
MPTCP token hash table entries: 1024 (order: 3, 24576 bytes, linear)
UDP hash table entries: 512 (order: 3, 32768 bytes, linear)
UDP-Lite hash table entries: 512 (order: 3, 32768 bytes, linear)
NET: Registered PF_INET6 protocol family
BUG: kernel NULL pointer dereference, address: 0000000000000879
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: Oops: 0000 [#1] NOPTI
CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 7.0.0-rc2-g7638556bb6c0 #795 PREEMPT(lazy) 
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 0.1 11/11/2019
RIP: 0010:ipv6_add_dev+0x1d/0x5b0
Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 41 56 41 54 49 89 fc 53 48 83 ec 08 e8 eb 71 f1 ff 85 c0 0f 84 fe 04 00 00 <41> 80 bc 24 79 08 00 00 00 75 0f 49 83 bc 24 70 07 00 00 00 0f 84
RSP: 0018:ffffbed900013e38 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffa29bc139c29f
RDX: ffffa29bc10d0c00 RSI: 0000000000000020 RDI: ffffffff99d0d9f0
RBP: ffffbed900013e58 R08: 0000000000000206 R09: ffffa29bc10d0c80
R10: 0000000002f8e7df R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: ffffffff9a0d2b0c R15: 0000000000000000
FS:  0000000000000000(0000) GS:0000000000000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000879 CR3: 000000002d646000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 ? __pfx_inet6_init+0x10/0x10
 ? __pfx_inet6_init+0x10/0x10
 addrconf_init+0x7e/0x140
 inet6_init+0x1b2/0x340
 do_one_initcall+0x7e/0x1a0
 kernel_init_freeable+0x1ad/0x220
 ? __pfx_kernel_init+0x10/0x10
 kernel_init+0x15/0x110
 ret_from_fork+0x11e/0x230
 ? __pfx_kernel_init+0x10/0x10
 ret_from_fork_asm+0x19/0x30
 </TASK>
CR2: 0000000000000879
---[ end trace 0000000000000000 ]---
RIP: 0010:ipv6_add_dev+0x1d/0x5b0
Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 41 56 41 54 49 89 fc 53 48 83 ec 08 e8 eb 71 f1 ff 85 c0 0f 84 fe 04 00 00 <41> 80 bc 24 79 08 00 00 00 75 0f 49 83 bc 24 70 07 00 00 00 0f 84
RSP: 0018:ffffbed900013e38 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffa29bc139c29f
RDX: ffffa29bc10d0c00 RSI: 0000000000000020 RDI: ffffffff99d0d9f0
RBP: ffffbed900013e58 R08: 0000000000000206 R09: ffffa29bc10d0c80
R10: 0000000002f8e7df R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: ffffffff9a0d2b0c R15: 0000000000000000
FS:  0000000000000000(0000) GS:0000000000000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000879 CR3: 000000002d646000 CR4: 00000000000006f0
note: swapper/0[1] exited with irqs disabled
Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000009
---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000009 ]---
qemu-system-x86_64: terminating on signal 15 from pid 2945350 (python3)