WARNING: refcount bug in __reset_page_owner Key type pkcs7_test registered Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) io scheduler mq-deadline registered io scheduler kyber registered io scheduler bfq registered input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 ACPI: button: Power Button [PWRF] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 ACPI: button: Sleep Button [SLPF] ioatdma: Intel(R) QuickData Technology Driver 5.00 ACPI: \_SB_.LNKC: Enabled at IRQ 11 virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver ACPI: \_SB_.LNKD: Enabled at IRQ 10 virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver ACPI: \_SB_.LNKB: Enabled at IRQ 10 virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver N_HDLC line discipline registered with maxframe=4096 Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A Non-volatile memory driver v1.3 Linux agpgart interface v0.103 ACPI: bus type drm_connector registered [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 Console: switching to colour frame buffer device 128x48 platform vkms: [drm] fb0: vkmsdrmfb frame buffer device usbcore: registered new interface driver udl brd: module loaded loop: module loaded zram: Added device: zram0 null_blk: disk nullb0 created null_blk: module loaded Guest personality initialized and is inactive VMCI host device registered (name=vmci, major=10, minor=118) Initialized host personality usbcore: registered new interface driver rtsx_usb usbcore: registered new interface driver viperboard usbcore: registered new interface driver dln2 usbcore: registered new interface driver pn533_usb nfcsim 0.2 initialized usbcore: registered new interface driver port100 usbcore: registered new interface driver nfcmrvl Loading iSCSI transport class v2.0-870. virtio_scsi virtio0: 1/0/0 default/read/poll queues ------------[ cut here ]------------ refcount_t: decrement hit 0; leaking memory. WARNING: CPU: 0 PID: 1 at lib/refcount.c:31 refcount_warn_saturate+0x1ed/0x210 lib/refcount.c:31 Modules linked in: CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.8.0-syzkaller-13213-g70293240c5ce #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 RIP: 0010:refcount_warn_saturate+0x1ed/0x210 lib/refcount.c:31 Code: 8b e8 97 41 d2 fc 90 0f 0b 90 90 e9 c3 fe ff ff e8 f8 d2 0f fd c6 05 3b 02 4d 0b 01 90 48 c7 c7 80 e3 8e 8b e8 74 41 d2 fc 90 <0f> 0b 90 90 e9 a0 fe ff ff 48 89 ef e8 82 fb 6a fd e9 44 fe ff ff RSP: 0000:ffffc900000673c0 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff814fe149 RDX: ffff888016ec8000 RSI: ffffffff814fe156 RDI: 0000000000000001 RBP: ffff888020d7110c R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888020d7110c R13: 0000000000000000 R14: 00000000021e00ba R15: ffff888016854d88 FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000d97a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __refcount_dec include/linux/refcount.h:336 [inline] refcount_dec include/linux/refcount.h:351 [inline] dec_stack_record_count mm/page_owner.c:215 [inline] __reset_page_owner+0x2ea/0x370 mm/page_owner.c:253 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1141 [inline] __free_pages_ok+0x5a9/0xbf0 mm/page_alloc.c:1270 make_alloc_exact+0x165/0x260 mm/page_alloc.c:4829 vring_alloc_queue drivers/virtio/virtio_ring.c:319 [inline] vring_alloc_queue+0xc1/0x110 drivers/virtio/virtio_ring.c:311 vring_alloc_queue_split+0x186/0x510 drivers/virtio/virtio_ring.c:1108 vring_create_virtqueue_split+0xe8/0x280 drivers/virtio/virtio_ring.c:1158 vring_create_virtqueue+0xd7/0x140 drivers/virtio/virtio_ring.c:2683 setup_vq+0x123/0x2f0 drivers/virtio/virtio_pci_legacy.c:131 vp_setup_vq+0xb1/0x380 drivers/virtio/virtio_pci_common.c:189 vp_find_vqs_msix+0x661/0xe30 drivers/virtio/virtio_pci_common.c:331 vp_find_vqs+0x58/0x560 drivers/virtio/virtio_pci_common.c:408 virtio_find_vqs include/linux/virtio_config.h:233 [inline] virtscsi_init+0x459/0x9f0 drivers/scsi/virtio_scsi.c:887 virtscsi_probe+0x3b2/0xdd0 drivers/scsi/virtio_scsi.c:945 virtio_dev_probe+0x5ff/0x9b0 drivers/virtio/virtio.c:311 call_driver_probe drivers/base/dd.c:578 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:656 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:798 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:828 __driver_attach+0x283/0x580 drivers/base/dd.c:1214 bus_for_each_dev+0x13c/0x1d0 drivers/base/bus.c:368 bus_add_driver+0x2ed/0x640 drivers/base/bus.c:673 driver_register+0x15c/0x4b0 drivers/base/driver.c:246 virtio_scsi_init+0x75/0x100 drivers/scsi/virtio_scsi.c:1083 do_one_initcall+0x128/0x700 init/main.c:1238 do_initcall_level init/main.c:1300 [inline] do_initcalls init/main.c:1316 [inline] do_basic_setup init/main.c:1335 [inline] kernel_init_freeable+0x69d/0xca0 init/main.c:1548 kernel_init+0x1c/0x2b0 init/main.c:1437 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.1.86" "pwd"]: exit status 255 ssh: connect to host 10.128.1.86 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[us-central1-ssh-serialport.googleapis.com]:9600' (RSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci-upstream-kasan-gce-selinux-root-test-job-parallel-0 port 1 (session ID: f57ac427d6175bb9e42716aee6109957e5314cef52649dfcdf3dd6162b19882b, active connections: 1). SeaBIOS (version 1.8.2-google) Total RAM Size = 0x0000000200000000 = 8192 MiB CPUs found: 2 Max CPUs supported: 2 SeaBIOS (version 1.8.2-google) Machine UUID 79377fbd-8ade-c101-033b-524eaba3e8da found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f27c0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... [ 0.000000][ T0] Linux version 6.8.0-syzkaller-13213-g70293240c5ce (syzkaller@syzkaller) (gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable [ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000007][ T0] kvm-clock: using sched offset of 4567373996 cycles [ 0.001211][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004772][ T0] tsc: Detected 2200.236 MHz processor [ 0.012279][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.013589][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.014925][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.016451][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.024442][ T0] found SMP MP-table at [mem 0x000f2a80-0x000f2a8f] [ 0.025853][ T0] Using GB pages for direct mapping [ 0.030515][ T0] ACPI: Early table checksum verification disabled [ 0.031673][ T0] ACPI: RSDP 0x00000000000F2800 000014 (v00 Google) [ 0.032779][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.034231][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.035940][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.037453][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.038240][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.039326][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.041126][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.042598][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.044178][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.045804][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.047756][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.049349][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.050612][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.051863][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.053581][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.054816][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.055908][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.058356][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.059297][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.060291][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.062024][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.063684][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.065039][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.066854][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.069021][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.070659][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.072953][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.074816][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.114357][ T0] Zone ranges: [ 0.114990][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.116516][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.117883][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.119211][ T0] Device empty [ 0.119781][ T0] Movable zone start for each node [ 0.120554][ T0] Early memory node ranges [ 0.121134][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.122133][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.123178][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.124530][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.125853][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.126926][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.128151][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.129832][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.201319][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.727391][ T0] kasan: KernelAddressSanitizer initialized [ 0.729481][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.730720][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.731887][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.733652][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.734924][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.736197][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.737377][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.739026][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.740558][ T0] CPU topo: Max. logical packages: 1 [ 0.742038][ T0] CPU topo: Max. logical dies: 1 [ 0.742933][ T0] CPU topo: Max. dies per package: 1 [ 0.744344][ T0] CPU topo: Max. threads per core: 2 [ 0.745873][ T0] CPU topo: Num. cores per package: 1 [ 0.747056][ T0] CPU topo: Num. threads per package: 2 [ 0.748314][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.750437][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.752324][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.754207][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.755913][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.757219][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.759394][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.760820][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.762568][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.763781][ T0] Booting paravirtualized kernel on KVM [ 0.765284][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.029635][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 1.032990][ T0] percpu: Embedded 74 pages/cpu s263368 r8192 d31544 u1048576 [ 1.035338][ T0] kvm-guest: PV spinlocks enabled [ 1.036684][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 1.038395][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=8 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 1.062918][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 1.066944][ T0] random: crng init done [ 1.068189][ T0] Fallback order for Node 0: 0 1 [ 1.068224][ T0] Fallback order for Node 1: 1 0 [ 1.068241][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 1.072593][ T0] Policy zone: Normal [ 1.074829][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 1.076159][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 1.077602][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.086900][ T0] software IO TLB: area num 2. [ 2.237398][ T0] Memory: 6753072K/8388204K available (165888K kernel code, 39116K rwdata, 36868K rodata, 25916K init, 34752K bss, 1634876K reserved, 0K cma-reserved) [ 2.242989][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 2.372012][ T0] allocated 167772160 bytes of page_ext [ 2.373367][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 2.393284][ T0] Node 0, zone DMA32: page owner found early allocated 20582 pages [ 2.408238][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 2.422412][ T0] Node 1, zone Normal: page owner found early allocated 20483 pages [ 2.424638][ T0] Kernel/User page tables isolation: enabled [ 2.427288][ T0] Dynamic Preempt: full [ 2.429697][ T0] Running RCU self tests [ 2.430327][ T0] Running RCU synchronous self tests [ 2.431104][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.432223][ T0] rcu: RCU lockdep checking is enabled. [ 2.433046][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 2.434248][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 2.435460][ T0] rcu: RCU debug extended QS entry/exit. [ 2.436626][ T0] All grace periods are expedited (rcu_expedited). [ 2.437496][ T0] Trampoline variant of Tasks RCU enabled. [ 2.438337][ T0] Tracing variant of Tasks RCU enabled. [ 2.439318][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.440689][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 2.442107][ T0] Running RCU synchronous self tests [ 2.443098][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.444935][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 2.615135][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 2.617805][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 2.620149][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 2.623698][ T0] Console: colour VGA+ 80x25 [ 2.624829][ T0] printk: legacy console [ttyS0] enabled [ 2.624829][ T0] printk: legacy console [ttyS0] enabled [ 2.627540][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.627540][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.629932][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.631499][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.632530][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.633606][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.634383][ T0] ... CLASSHASH_SIZE: 4096 [ 2.635272][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 2.636270][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 2.637128][ T0] ... CHAINHASH_SIZE: 131072 [ 2.637928][ T0] memory used by lock dependency info: 20721 kB [ 2.639138][ T0] memory used for stack traces: 8320 kB [ 2.639981][ T0] per task-struct memory footprint: 1920 bytes [ 2.641220][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.643325][ T0] ACPI: Core revision 20230628 [ 2.646029][ T0] APIC: Switch to symmetric I/O mode setup [ 2.647736][ T0] x2apic enabled [ 2.651975][ T0] APIC: Switched APIC routing to: physical x2apic [ 2.659961][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.661637][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb711f4549, max_idle_ns: 440795294581 ns [ 2.663788][ T0] Calibrating delay loop (skipped) preset value.. 4400.47 BogoMIPS (lpj=22002360) [ 2.674518][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 2.675602][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 2.676700][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.678218][ T0] Spectre V2 : Mitigation: IBRS [ 2.679276][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 2.680731][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 2.681860][ T0] RETBleed: Mitigation: IBRS [ 2.682672][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 2.683772][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 2.684951][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.686493][ T0] MDS: Mitigation: Clear CPU buffers [ 2.687353][ T0] TAA: Mitigation: Clear CPU buffers [ 2.688106][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.689306][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 2.690534][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 2.691673][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 2.693136][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 2.693769][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.953621][ T0] Freeing SMP alternatives memory: 120K [ 2.953775][ T0] pid_max: default: 32768 minimum: 301 [ 2.956015][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,selinux,ima,evm [ 2.958094][ T0] landlock: Up and running. [ 2.959036][ T0] Yama: becoming mindful. [ 2.959978][ T0] TOMOYO Linux initialized [ 2.960837][ T0] SELinux: Initializing. [ 2.970704][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.976876][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.979713][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.981962][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.990659][ T0] Running RCU synchronous self tests [ 2.991932][ T0] Running RCU synchronous self tests [ 3.114799][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 3.121942][ T1] Running RCU Tasks wait API self tests [ 3.224294][ T1] Running RCU Tasks Trace wait API self tests [ 3.225577][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 3.227894][ T1] signal: max sigframe size: 1776 [ 3.229570][ T1] rcu: Hierarchical SRCU implementation. [ 3.230673][ T1] rcu: Max phase no-delay instances is 1000. [ 3.241593][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 3.243982][ T14] Callback from call_rcu_tasks_trace() invoked. [ 3.245272][ T1] smp: Bringing up secondary CPUs ... [ 3.249505][ T1] smpboot: x86: Booting SMP configuration: [ 3.250527][ T1] .... node #0, CPUs: #1 [ 3.250974][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 3.253847][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. [ 3.256760][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 3.259794][ T1] smp: Brought up 2 nodes, 2 CPUs [ 3.260529][ T1] smpboot: Total of 2 processors activated (8800.94 BogoMIPS) [ 3.268822][ T1] devtmpfs: initialized [ 3.268822][ T1] x86/mm: Memory block size: 128MB [ 3.327688][ T1] Running RCU synchronous self tests [ 3.327688][ T1] Running RCU synchronous self tests [ 3.336453][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.336453][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 3.343779][ T1] PM: RTC time: 07:16:34, date: 2024-03-24 [ 3.343779][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 3.350919][ T1] audit: initializing netlink subsys (disabled) [ 3.363876][ T28] audit: type=2000 audit(1711264594.381:1): state=initialized audit_enabled=0 res=1 [ 3.363781][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.363781][ T1] thermal_sys: Registered thermal governor 'user_space' [ 3.366521][ T1] cpuidle: using governor menu [ 3.367043][ T1] NET: Registered PF_QIPCRTR protocol family [ 3.373966][ T1] dca service started, version 1.12.1 [ 3.375537][ T1] PCI: Using configuration type 1 for base access [ 3.423930][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 3.433783][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 3.433783][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 3.433783][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 3.446131][ T1] Demotion targets for Node 0: null [ 3.446131][ T1] Demotion targets for Node 1: null [ 3.446141][ T13] Callback from call_rcu_tasks() invoked. [ 3.464769][ T1] cryptd: max_cpu_qlen set to 1000 [ 3.478061][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 3.478566][ T1] raid6: using avx2x2 recovery algorithm [ 3.484844][ T1] ACPI: Added _OSI(Module Device) [ 3.486778][ T1] ACPI: Added _OSI(Processor Device) [ 3.488556][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.489886][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.768314][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.836435][ T1] ACPI: _OSC evaluation for CPUs failed, trying _PDC [ 3.870634][ T1] ACPI: Interpreter enabled [ 3.873051][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.873830][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.876149][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.878276][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.890878][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.287205][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.288565][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.290344][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 4.294114][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 4.329484][ T1] PCI host bridge to bus 0000:00 [ 4.330476][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.332210][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.333596][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.333806][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.334993][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 4.336292][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.338488][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 4.348025][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 4.388547][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 4.415551][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.425312][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 4.437094][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 4.445617][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 4.478627][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 4.492269][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 4.502337][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 4.540118][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 4.556919][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 4.594595][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 4.606321][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 4.616892][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 4.627777][ T1] pci 0000:00:06.0: BAR 1 [mem 0xfe802000-0xfe80207f] [ 4.656974][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 4.667662][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 4.675253][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe803000-0xfe80303f] [ 4.762027][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.775317][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.788330][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.802710][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.810382][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.846759][ T1] iommu: Default domain type: Translated [ 4.848170][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.860476][ T1] SCSI subsystem initialized [ 4.865609][ T1] ACPI: bus type USB registered [ 4.867489][ T1] usbcore: registered new interface driver usbfs [ 4.869434][ T1] usbcore: registered new interface driver hub [ 4.870811][ T1] usbcore: registered new device driver usb [ 4.875528][ T1] mc: Linux media interface: v0.10 [ 4.876849][ T1] videodev: Linux video capture interface: v2.00 [ 4.879549][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.880523][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.882376][ T1] PTP clock support registered [ 4.885238][ T1] EDAC MC: Ver: 3.0.0 [ 4.909543][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.921828][ T1] Bluetooth: Core ver 2.22 [ 4.923070][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.924091][ T1] Bluetooth: HCI device and connection manager initialized [ 4.925935][ T1] Bluetooth: HCI socket layer initialized [ 4.926890][ T1] Bluetooth: L2CAP socket layer initialized [ 4.928431][ T1] Bluetooth: SCO socket layer initialized [ 4.929729][ T1] NET: Registered PF_ATMPVC protocol family [ 4.930848][ T1] NET: Registered PF_ATMSVC protocol family [ 4.932470][ T1] NetLabel: Initializing [ 4.933233][ T1] NetLabel: domain hash size = 128 [ 4.933777][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.936181][ T1] NetLabel: unlabeled traffic allowed by default [ 4.943818][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.945498][ T1] NET: Registered PF_NFC protocol family [ 4.947085][ T1] PCI: Using ACPI for IRQ routing [ 4.949902][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.951264][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.953082][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.953836][ T1] vgaarb: loaded [ 4.973771][ T1] clocksource: Switched to clocksource kvm-clock [ 4.988624][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.990159][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.993977][ T1] netfs: FS-Cache loaded [ 4.997727][ T1] CacheFiles: Loaded [ 4.999803][ T1] TOMOYO: 2.6.0 [ 5.000761][ T1] Mandatory Access Control activated. [ 5.003101][ T1] pnp: PnP ACPI init [ 5.052826][ T1] pnp: PnP ACPI: found 7 devices [ 5.161243][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 5.186088][ T1] NET: Registered PF_INET protocol family [ 5.195971][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 5.213224][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 5.217456][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 5.223024][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 5.242777][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 5.254950][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 5.263908][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 5.273395][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 5.280726][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 5.284746][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 5.301983][ T1] RPC: Registered named UNIX socket transport module. [ 5.303380][ T1] RPC: Registered udp transport module. [ 5.304480][ T1] RPC: Registered tcp transport module. [ 5.305495][ T1] RPC: Registered tcp-with-tls transport module. [ 5.306564][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 5.314407][ T1] NET: Registered PF_XDP protocol family [ 5.315427][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 5.316602][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 5.317679][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 5.318951][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 5.322623][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 5.324189][ T1] PCI: CLS 0 bytes, default 64 [ 5.334393][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 5.335903][ T1] software IO TLB: mapped [mem 0x00000000b5200000-0x00000000b9200000] (64MB) [ 5.337382][ T1] ACPI: bus type thunderbolt registered [ 5.354836][ T60] kworker/u8:3 (60) used greatest stack depth: 28000 bytes left [ 5.357068][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 5.386187][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 5.387360][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb711f4549, max_idle_ns: 440795294581 ns [ 5.389901][ T1] clocksource: Switched to clocksource tsc [ 5.397639][ T65] kworker/u8:1 (65) used greatest stack depth: 26944 bytes left [ 8.201811][ T1] Initialise system trusted keyrings [ 8.208556][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.217328][ T1] DLM installed [ 8.223565][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.231912][ T1] NFS: Registering the id_resolver key type [ 8.233195][ T1] Key type id_resolver registered [ 8.235531][ T1] Key type id_legacy registered [ 8.236457][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.238165][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 8.249402][ T1] Key type cifs.spnego registered [ 8.250766][ T1] Key type cifs.idmap registered [ 8.252293][ T1] ntfs3: Max link count 4000 [ 8.253538][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 8.254804][ T1] ntfs3: Read-only LZX/Xpress compression included [ 8.256729][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 8.257672][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 8.261663][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 8.262672][ T1] QNX4 filesystem 0.2.3 registered. [ 8.263485][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 8.265858][ T1] fuse: init (API version 7.40) [ 8.271169][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 8.273669][ T1] orangefs_init: module version upstream loaded [ 8.276161][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.311515][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.316923][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.318617][ T1] NILFS version 2 loaded [ 8.319293][ T1] befs: version: 0.9.3 [ 8.320710][ T1] ocfs2: Registered cluster interface o2cb [ 8.322325][ T1] ocfs2: Registered cluster interface user [ 8.323942][ T1] OCFS2 User DLM kernel interface loaded [ 8.344507][ T1] gfs2: GFS2 installed [ 8.359615][ T1] ceph: loaded (mds proto 32) [ 8.391985][ T1] NET: Registered PF_ALG protocol family [ 8.393348][ T1] xor: automatically using best checksumming function avx [ 8.394941][ T1] async_tx: api initialized (async) [ 8.395839][ T1] Key type asymmetric registered [ 8.396704][ T1] Asymmetric key parser 'x509' registered [ 8.397606][ T1] Asymmetric key parser 'pkcs8' registered [ 8.398425][ T1] Key type pkcs7_test registered [ 8.399602][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 8.402113][ T1] io scheduler mq-deadline registered [ 8.403095][ T1] io scheduler kyber registered [ 8.404234][ T1] io scheduler bfq registered [ 8.420808][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.446090][ T1] ACPI: button: Power Button [PWRF] [ 8.449024][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.451978][ T1] ACPI: button: Sleep Button [SLPF] [ 8.468834][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.500365][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 8.501516][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.537313][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 8.538486][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.573271][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 8.574490][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 8.601835][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 9.200521][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.201878][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.210424][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.229409][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.242996][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.257534][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.283448][ T1] Non-volatile memory driver v1.3 [ 9.303965][ T1] Linux agpgart interface v0.103 [ 9.313975][ T1] ACPI: bus type drm_connector registered [ 9.322560][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.335198][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.431183][ T1] Console: switching to colour frame buffer device 128x48 [ 9.450026][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 9.453075][ T1] usbcore: registered new interface driver udl [ 9.546088][ T1] brd: module loaded [ 9.667827][ T1] loop: module loaded [ 9.833454][ T1] zram: Added device: zram0 [ 9.846809][ T1] null_blk: disk nullb0 created [ 9.847947][ T1] null_blk: module loaded [ 9.851088][ T1] Guest personality initialized and is inactive [ 9.852902][ T1] VMCI host device registered (name=vmci, major=10, minor=118) [ 9.855238][ T1] Initialized host personality [ 9.856338][ T1] usbcore: registered new interface driver rtsx_usb [ 9.860183][ T1] usbcore: registered new interface driver viperboard [ 9.862468][ T1] usbcore: registered new interface driver dln2 [ 9.864585][ T1] usbcore: registered new interface driver pn533_usb [ 9.871519][ T1] nfcsim 0.2 initialized [ 9.872713][ T1] usbcore: registered new interface driver port100 [ 9.875680][ T1] usbcore: registered new interface driver nfcmrvl [ 9.886938][ T1] Loading iSCSI transport class v2.0-870. [ 9.908468][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 9.921773][ T1] ------------[ cut here ]------------ [ 9.923214][ T1] refcount_t: decrement hit 0; leaking memory. [ 9.928787][ T1] WARNING: CPU: 0 PID: 1 at lib/refcount.c:31 refcount_warn_saturate+0x1ed/0x210 [ 9.931678][ T1] Modules linked in: [ 9.932856][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.8.0-syzkaller-13213-g70293240c5ce #0 [ 9.935657][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 9.937846][ T1] RIP: 0010:refcount_warn_saturate+0x1ed/0x210 [ 9.939151][ T1] Code: 8b e8 97 41 d2 fc 90 0f 0b 90 90 e9 c3 fe ff ff e8 f8 d2 0f fd c6 05 3b 02 4d 0b 01 90 48 c7 c7 80 e3 8e 8b e8 74 41 d2 fc 90 <0f> 0b 90 90 e9 a0 fe ff ff 48 89 ef e8 82 fb 6a fd e9 44 fe ff ff [ 9.943349][ T1] RSP: 0000:ffffc900000673c0 EFLAGS: 00010286 [ 9.945305][ T1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff814fe149 [ 9.949813][ T1] RDX: ffff888016ec8000 RSI: ffffffff814fe156 RDI: 0000000000000001 [ 9.951439][ T1] RBP: ffff888020d7110c R08: 0000000000000001 R09: 0000000000000000 [ 9.953401][ T1] R10: 0000000000000001 R11: 0000000000000001 R12: ffff888020d7110c [ 9.955025][ T1] R13: 0000000000000000 R14: 00000000021e00ba R15: ffff888016854d88 [ 9.957310][ T1] FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 [ 9.960473][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.961576][ T1] CR2: ffff88823ffff000 CR3: 000000000d97a000 CR4: 00000000003506f0 [ 9.963989][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9.967850][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9.970313][ T1] Call Trace: [ 9.971446][ T1] [ 9.972269][ T1] ? show_regs+0x8c/0xa0 [ 9.973342][ T1] ? __warn+0xe5/0x3c0 [ 9.974178][ T1] ? refcount_warn_saturate+0x1ed/0x210 [ 9.977117][ T1] ? report_bug+0x3c0/0x580 [ 9.979421][ T1] ? handle_bug+0x3d/0x70 [ 9.980642][ T1] ? exc_invalid_op+0x17/0x50 [ 9.982127][ T1] ? asm_exc_invalid_op+0x1a/0x20 [ 9.982897][ T1] ? __warn_printk+0x199/0x350 [ 9.983672][ T1] ? __warn_printk+0x1a6/0x350 [ 9.984437][ T1] ? refcount_warn_saturate+0x1ed/0x210 [ 9.985343][ T1] __reset_page_owner+0x2ea/0x370 [ 9.986092][ T1] __free_pages_ok+0x5a9/0xbf0 [ 9.986772][ T1] ? __split_page_owner+0xdd/0x120 [ 9.988148][ T1] make_alloc_exact+0x165/0x260 [ 9.989379][ T1] vring_alloc_queue+0xc1/0x110 [ 9.990781][ T1] vring_alloc_queue_split+0x186/0x510 [ 9.992796][ T1] ? __pfx_vring_alloc_queue_split+0x10/0x10 [ 9.994982][ T1] ? kasan_save_stack+0x42/0x60 [ 9.996637][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 9.998100][ T1] vring_create_virtqueue_split+0xe8/0x280 [ 10.000389][ T1] ? __pfx_vp_notify+0x10/0x10 [ 10.001987][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10 [ 10.003579][ T1] ? virtio_scsi_init+0x75/0x100 [ 10.004674][ T1] ? do_one_initcall+0x128/0x700 [ 10.005912][ T1] ? kernel_init_freeable+0x69d/0xca0 [ 10.007082][ T1] vring_create_virtqueue+0xd7/0x140 [ 10.008517][ T1] ? __pfx_vp_notify+0x10/0x10 [ 10.010911][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.013606][ T1] setup_vq+0x123/0x2f0 [ 10.014710][ T1] ? __pfx_vp_notify+0x10/0x10 [ 10.017586][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.019404][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.020852][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.022075][ T1] vp_setup_vq+0xb1/0x380 [ 10.023198][ T1] ? iowrite16+0x55/0x80 [ 10.024177][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.024993][ T1] vp_find_vqs_msix+0x661/0xe30 [ 10.025960][ T1] vp_find_vqs+0x58/0x560 [ 10.026698][ T1] virtscsi_init+0x459/0x9f0 [ 10.027690][ T1] ? __pfx_virtscsi_init+0x10/0x10 [ 10.028936][ T1] ? __pfx_default_calc_sets+0x10/0x10 [ 10.029989][ T1] ? ioread8+0x4e/0xa0 [ 10.030837][ T1] ? vp_get+0xf6/0x140 [ 10.031653][ T1] virtscsi_probe+0x3b2/0xdd0 [ 10.032427][ T1] ? __pfx_virtscsi_probe+0x10/0x10 [ 10.033478][ T1] ? trace_raw_output_sched_pi_setprio+0xad/0x150 [ 10.034489][ T1] ? vring_transport_features+0x49/0xb0 [ 10.035733][ T1] virtio_dev_probe+0x5ff/0x9b0 [ 10.036711][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 10.037639][ T1] really_probe+0x23e/0xa90 [ 10.038340][ T1] __driver_probe_device+0x1de/0x440 [ 10.039130][ T1] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 10.039980][ T1] driver_probe_device+0x4c/0x1b0 [ 10.040870][ T1] __driver_attach+0x283/0x580 [ 10.042014][ T1] ? __pfx___driver_attach+0x10/0x10 [ 10.043587][ T1] bus_for_each_dev+0x13c/0x1d0 [ 10.044356][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 10.045233][ T1] bus_add_driver+0x2ed/0x640 [ 10.046254][ T1] driver_register+0x15c/0x4b0 [ 10.047322][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 10.048824][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 10.049679][ T1] virtio_scsi_init+0x75/0x100 [ 10.050488][ T1] do_one_initcall+0x128/0x700 [ 10.051408][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 10.053234][ T1] ? trace_kmalloc+0x2d/0xe0 [ 10.054078][ T1] ? __kmalloc+0x218/0x440 [ 10.054786][ T1] kernel_init_freeable+0x69d/0xca0 [ 10.055675][ T1] ? __pfx_kernel_init+0x10/0x10 [ 10.056498][ T1] kernel_init+0x1c/0x2b0 [ 10.057848][ T1] ? __pfx_kernel_init+0x10/0x10 [ 10.058923][ T1] ret_from_fork+0x45/0x80 [ 10.059739][ T1] ? __pfx_kernel_init+0x10/0x10 [ 10.060600][ T1] ret_from_fork_asm+0x1a/0x30 [ 10.061538][ T1] [ 10.062218][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 10.063327][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.8.0-syzkaller-13213-g70293240c5ce #0 [ 10.064386][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 10.064386][ T1] Call Trace: [ 10.064386][ T1] [ 10.064386][ T1] dump_stack_lvl+0x3d/0x1f0 [ 10.064386][ T1] panic+0x6f5/0x7a0 [ 10.064386][ T1] ? __pfx_panic+0x10/0x10 [ 10.064386][ T1] ? show_trace_log_lvl+0x363/0x500 [ 10.064386][ T1] ? check_panic_on_warn+0x1f/0xb0 [ 10.064386][ T1] ? refcount_warn_saturate+0x1ed/0x210 [ 10.074192][ T1] check_panic_on_warn+0xab/0xb0 [ 10.074192][ T1] __warn+0xf1/0x3c0 [ 10.074192][ T1] ? refcount_warn_saturate+0x1ed/0x210 [ 10.074192][ T1] report_bug+0x3c0/0x580 [ 10.074192][ T1] handle_bug+0x3d/0x70 [ 10.074192][ T1] exc_invalid_op+0x17/0x50 [ 10.074192][ T1] asm_exc_invalid_op+0x1a/0x20 [ 10.074192][ T1] RIP: 0010:refcount_warn_saturate+0x1ed/0x210 [ 10.074192][ T1] Code: 8b e8 97 41 d2 fc 90 0f 0b 90 90 e9 c3 fe ff ff e8 f8 d2 0f fd c6 05 3b 02 4d 0b 01 90 48 c7 c7 80 e3 8e 8b e8 74 41 d2 fc 90 <0f> 0b 90 90 e9 a0 fe ff ff 48 89 ef e8 82 fb 6a fd e9 44 fe ff ff [ 10.084313][ T1] RSP: 0000:ffffc900000673c0 EFLAGS: 00010286 [ 10.084313][ T1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff814fe149 [ 10.084313][ T1] RDX: ffff888016ec8000 RSI: ffffffff814fe156 RDI: 0000000000000001 [ 10.084313][ T1] RBP: ffff888020d7110c R08: 0000000000000001 R09: 0000000000000000 [ 10.084313][ T1] R10: 0000000000000001 R11: 0000000000000001 R12: ffff888020d7110c [ 10.084313][ T1] R13: 0000000000000000 R14: 00000000021e00ba R15: ffff888016854d88 [ 10.084313][ T1] ? __warn_printk+0x199/0x350 [ 10.084313][ T1] ? __warn_printk+0x1a6/0x350 [ 10.094214][ T1] __reset_page_owner+0x2ea/0x370 [ 10.094214][ T1] __free_pages_ok+0x5a9/0xbf0 [ 10.094214][ T1] ? __split_page_owner+0xdd/0x120 [ 10.094214][ T1] make_alloc_exact+0x165/0x260 [ 10.094214][ T1] vring_alloc_queue+0xc1/0x110 [ 10.094214][ T1] vring_alloc_queue_split+0x186/0x510 [ 10.094214][ T1] ? __pfx_vring_alloc_queue_split+0x10/0x10 [ 10.094214][ T1] ? kasan_save_stack+0x42/0x60 [ 10.094214][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.094214][ T1] vring_create_virtqueue_split+0xe8/0x280 [ 10.104303][ T1] ? __pfx_vp_notify+0x10/0x10 [ 10.104303][ T1] ? __pfx_vring_create_virtqueue_split+0x10/0x10 [ 10.104303][ T1] ? virtio_scsi_init+0x75/0x100 [ 10.104303][ T1] ? do_one_initcall+0x128/0x700 [ 10.104303][ T1] ? kernel_init_freeable+0x69d/0xca0 [ 10.104303][ T1] vring_create_virtqueue+0xd7/0x140 [ 10.104303][ T1] ? __pfx_vp_notify+0x10/0x10 [ 10.104303][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.104303][ T1] setup_vq+0x123/0x2f0 [ 10.104303][ T1] ? __pfx_vp_notify+0x10/0x10 [ 10.114194][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.114194][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.114194][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.114194][ T1] vp_setup_vq+0xb1/0x380 [ 10.114194][ T1] ? iowrite16+0x55/0x80 [ 10.114194][ T1] ? __pfx_virtscsi_ctrl_done+0x10/0x10 [ 10.114194][ T1] vp_find_vqs_msix+0x661/0xe30 [ 10.114194][ T1] vp_find_vqs+0x58/0x560 [ 10.114194][ T1] virtscsi_init+0x459/0x9f0 [ 10.114194][ T1] ? __pfx_virtscsi_init+0x10/0x10 [ 10.124310][ T1] ? __pfx_default_calc_sets+0x10/0x10 [ 10.124310][ T1] ? ioread8+0x4e/0xa0 [ 10.124310][ T1] ? vp_get+0xf6/0x140 [ 10.124310][ T1] virtscsi_probe+0x3b2/0xdd0 [ 10.124310][ T1] ? __pfx_virtscsi_probe+0x10/0x10 [ 10.124310][ T1] ? trace_raw_output_sched_pi_setprio+0xad/0x150 [ 10.124310][ T1] ? vring_transport_features+0x49/0xb0 [ 10.124310][ T1] virtio_dev_probe+0x5ff/0x9b0 [ 10.124310][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 10.124310][ T1] really_probe+0x23e/0xa90 [ 10.124310][ T1] __driver_probe_device+0x1de/0x440 [ 10.134189][ T1] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 10.134189][ T1] driver_probe_device+0x4c/0x1b0 [ 10.134189][ T1] __driver_attach+0x283/0x580 [ 10.134189][ T1] ? __pfx___driver_attach+0x10/0x10 [ 10.134189][ T1] bus_for_each_dev+0x13c/0x1d0 [ 10.134189][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 10.134189][ T1] bus_add_driver+0x2ed/0x640 [ 10.134189][ T1] driver_register+0x15c/0x4b0 [ 10.134189][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 10.134189][ T1] ? __pfx_virtio_scsi_init+0x10/0x10 [ 10.144263][ T1] virtio_scsi_init+0x75/0x100 [ 10.144263][ T1] do_one_initcall+0x128/0x700 [ 10.144263][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 10.144263][ T1] ? trace_kmalloc+0x2d/0xe0 [ 10.144263][ T1] ? __kmalloc+0x218/0x440 [ 10.144263][ T1] kernel_init_freeable+0x69d/0xca0 [ 10.144263][ T1] ? __pfx_kernel_init+0x10/0x10 [ 10.144263][ T1] kernel_init+0x1c/0x2b0 [ 10.144263][ T1] ? __pfx_kernel_init+0x10/0x10 [ 10.144263][ T1] ret_from_fork+0x45/0x80 [ 10.154182][ T1] ? __pfx_kernel_init+0x10/0x10 [ 10.154182][ T1] ret_from_fork_asm+0x1a/0x30 [ 10.154182][ T1] [ 10.154182][ T1] Kernel Offset: disabled [ 10.154182][ T1] Rebooting in 86400 seconds.. syzkaller build log: go env (err=) GO111MODULE='auto' GOARCH='amd64' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFLAGS='' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs-2/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.21.4' GCCGO='gccgo' GOAMD64='v1' AR='ar' CC='gcc' CXX='g++' CGO_ENABLED='1' GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod' GOWORK='' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' PKG_CONFIG='pkg-config' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build892525116=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at f39a7eed7 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=f39a7eed7e2634a9f836f1922833d4b4d5b0f770 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240305-132240'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=f39a7eed7e2634a9f836f1922833d4b4d5b0f770 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240305-132240'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=f39a7eed7e2634a9f836f1922833d4b4d5b0f770 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240305-132240'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"f39a7eed7e2634a9f836f1922833d4b4d5b0f770\"