general protection fault in rcu_core general protection fault, probably for non-canonical address 0xffff000000000000: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0xfff8200000000000-0xfff8200000000007] CPU: 0 PID: 1118 Comm: kworker/u4:0 Not tainted 6.0.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 RIP: 0010:rcu_do_batch kernel/rcu/tree.c:2245 [inline] RIP: 0010:rcu_core+0x7b3/0x1890 kernel/rcu/tree.c:2505 Code: 13 af f7 ff 48 8d 7d 08 5e 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 e1 0c 00 00 48 8b 45 08 48 89 ef 48 c7 45 08 00 00 00 00 d0 48 c7 c6 b4 7e 67 81 48 c7 c7 20 90 98 8b e8 58 a7 f7 ff 65 RSP: 0000:ffffc90000007e60 EFLAGS: 00010246 RAX: ffff000000000000 RBX: 0000000000000006 RCX: 611bc496b427aee7 RDX: 1ffff11003d2b14e RSI: ffffffff81677e51 RDI: ffff88801e801528 RBP: ffff88801e801528 R08: 0000000000000000 R09: ffffffff8fbb995f R10: fffffbfff1f7732b R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffc90000007ed8 R15: 0000000000000005 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000b68e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __do_softirq+0x1d3/0x9c6 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:unwind_next_frame+0x92b/0x1cc0 arch/x86/kernel/unwind_orc.c:526 Code: 84 f6 40 0f 95 c6 40 84 f7 0f 85 08 10 00 00 83 e0 07 38 c2 40 0f 9e c6 84 d2 0f 95 c0 40 84 c6 0f 85 f1 0f 00 00 49 0f bf 00 <49> 01 c6 e9 bc fc ff ff 48 b8 00 00 00 00 00 fc ff df 48 8b 14 24 RSP: 0000:ffffc900050372b0 EFLAGS: 00000246 RAX: 0000000000000050 RBX: 0000000000000001 RCX: ffffffff8dfaf543 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffffc90005037368 R08: ffffffff8dfaf53e R09: ffffc90005037354 R10: fffff52000a06e6f R11: 0000000000086079 R12: ffffc90005037355 R13: ffffc90005037320 R14: ffffc90005037e78 R15: ffffffff8dfaf542 arch_stack_walk+0x7d/0xe0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:122 save_stack+0x151/0x1e0 mm/page_owner.c:127 __set_page_owner+0x2e/0x50 mm/page_owner.c:192 prep_new_page mm/page_alloc.c:2532 [inline] get_page_from_freelist+0x109b/0x2ce0 mm/page_alloc.c:4283 __alloc_pages+0x1c7/0x510 mm/page_alloc.c:5515 alloc_pages+0x1a6/0x270 mm/mempolicy.c:2270 alloc_slab_page mm/slub.c:1824 [inline] allocate_slab+0x27e/0x3d0 mm/slub.c:1969 new_slab mm/slub.c:2029 [inline] ___slab_alloc+0x7f1/0xe10 mm/slub.c:3031 __slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3118 slab_alloc_node mm/slub.c:3209 [inline] slab_alloc mm/slub.c:3251 [inline] __kmem_cache_alloc_lru mm/slub.c:3258 [inline] kmem_cache_alloc+0x38c/0x3b0 mm/slub.c:3268 ptlock_alloc mm/memory.c:5774 [inline] ptlock_init include/linux/mm.h:2254 [inline] pmd_ptlock_init include/linux/mm.h:2340 [inline] pgtable_pmd_page_ctor include/linux/mm.h:2376 [inline] pmd_alloc_one include/asm-generic/pgalloc.h:129 [inline] __pmd_alloc+0xbf/0x5c0 mm/memory.c:5225 pmd_alloc include/linux/mm.h:2204 [inline] __handle_mm_fault+0x8d4/0x2d90 mm/memory.c:5013 handle_mm_fault+0x1c8/0x780 mm/memory.c:5151 faultin_page mm/gup.c:955 [inline] __get_user_pages+0x50f/0x1050 mm/gup.c:1195 __get_user_pages_locked mm/gup.c:1399 [inline] __get_user_pages_remote+0x18f/0x830 mm/gup.c:2109 get_user_pages_remote+0x84/0xc0 mm/gup.c:2182 get_arg_page+0xe4/0x2a0 fs/exec.c:222 copy_string_kernel+0x18d/0x250 fs/exec.c:639 kernel_execve+0x2d6/0x500 fs/exec.c:1996 call_usermodehelper_exec_async+0x2e3/0x580 kernel/umh.c:112 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 Modules linked in: vkms_vblank_simulate: vblank timer overrun ---[ end trace 0000000000000000 ]--- RIP: 0010:rcu_do_batch kernel/rcu/tree.c:2245 [inline] RIP: 0010:rcu_core+0x7b3/0x1890 kernel/rcu/tree.c:2505 Code: 13 af f7 ff 48 8d 7d 08 5e 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 e1 0c 00 00 48 8b 45 08 48 89 ef 48 c7 45 08 00 00 00 00 d0 48 c7 c6 b4 7e 67 81 48 c7 c7 20 90 98 8b e8 58 a7 f7 ff 65 RSP: 0000:ffffc90000007e60 EFLAGS: 00010246 RAX: ffff000000000000 RBX: 0000000000000006 RCX: 611bc496b427aee7 RDX: 1ffff11003d2b14e RSI: ffffffff81677e51 RDI: ffff88801e801528 RBP: ffff88801e801528 R08: 0000000000000000 R09: ffffffff8fbb995f R10: fffffbfff1f7732b R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffc90000007ed8 R15: 0000000000000005 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000b68e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 13 af f7 ff 48 8d adc -0x72b70009(%rdi),%ebp 6: 7d 08 jge 0x10 8: 5e pop %rsi 9: 48 89 f8 mov %rdi,%rax c: 48 c1 e8 03 shr $0x3,%rax 10: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) 15: 0f 85 e1 0c 00 00 jne 0xcfc 1b: 48 8b 45 08 mov 0x8(%rbp),%rax 1f: 48 89 ef mov %rbp,%rdi 22: 48 c7 45 08 00 00 00 movq $0x0,0x8(%rbp) 29: 00 * 2a: ff d0 callq *%rax <-- trapping instruction 2c: 48 c7 c6 b4 7e 67 81 mov $0xffffffff81677eb4,%rsi 33: 48 c7 c7 20 90 98 8b mov $0xffffffff8b989020,%rdi 3a: e8 58 a7 f7 ff callq 0xfff7a797 3f: 65 gs failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.10.4" "pwd"]: exit status 255 ssh: connect to host 10.128.10.4 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[ssh-serialport.googleapis.com]:9600,[216.239.38.127]:9600' (RSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci-upstream-linux-next-kasan-gce-root-test-job-test-job-1 port 1 (session ID: 7e4a73fef2a06618c8a911c7a8a36bae4767cb4517c7dc4f0a59c37e6f788b7f, 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 1c7e9715-2ead-9fff-2922-a89d3fb41c5a 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 0x000f2490: 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 6.0.0-rc1-syzkaller (syzkaller@syzkaller) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #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] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] signal: max sigframe size: 1776 [ 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: 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] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000008][ T0] kvm-clock: using sched offset of 3862638818 cycles [ 0.001038][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003878][ T0] tsc: Detected 2200.216 MHz processor [ 0.009432][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.010749][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012427][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.020101][ T0] found SMP MP-table at [mem 0x000f2750-0x000f275f] [ 0.021239][ T0] Using GB pages for direct mapping [ 0.023829][ T0] ACPI: Early table checksum verification disabled [ 0.025135][ T0] ACPI: RSDP 0x00000000000F24D0 000014 (v00 Google) [ 0.026145][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.027895][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.029405][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.031053][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.031942][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.032666][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.034111][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.035634][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.037216][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.039004][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.040212][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.041331][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.042520][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.043798][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.045241][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.046703][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.048134][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.050340][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.051306][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.052305][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.053896][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.054948][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.056871][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.059044][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.061368][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.063562][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.066305][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.068024][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.107685][ T0] Zone ranges: [ 0.108568][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.109867][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.111062][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.112382][ T0] Device empty [ 0.112984][ T0] Movable zone start for each node [ 0.114040][ T0] Early memory node ranges [ 0.114835][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.116001][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.117376][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.119154][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.120357][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.121414][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.122490][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.122647][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.160643][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.504875][ T0] kasan: KernelAddressSanitizer initialized [ 0.507262][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.508223][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.509685][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.511045][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.512336][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.513788][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.515146][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.516828][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.517917][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.519056][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.520763][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.521982][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.523231][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.524625][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.526207][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.527638][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.528912][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.530216][ T0] Booting paravirtualized kernel on KVM [ 0.531092][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.598499][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.600750][ T0] percpu: Embedded 69 pages/cpu s243784 r8192 d30648 u1048576 [ 0.602433][ T0] kvm-guest: PV spinlocks enabled [ 0.603377][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.605183][ T0] Fallback order for Node 0: 0 1 [ 0.606065][ T0] Fallback order for Node 1: 1 0 [ 0.606922][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.608232][ T0] Policy zone: Normal [ 0.608824][ 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 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 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 dummy_hcd.num=8 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.626138][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.629008][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.632892][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.634212][ T0] software IO TLB: area num 2. [ 1.513018][ T0] Memory: 6846644K/8388204K available (137245K kernel code, 34104K rwdata, 29696K rodata, 2716K init, 25060K bss, 1541304K reserved, 0K cma-reserved) [ 1.517097][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.520476][ T0] Dynamic Preempt: full [ 1.521902][ T0] Running RCU self tests [ 1.522497][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.523512][ T0] rcu: RCU lockdep checking is enabled. [ 1.524391][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.525560][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.526632][ T0] rcu: RCU debug extended QS entry/exit. [ 1.527457][ T0] All grace periods are expedited (rcu_expedited). [ 1.528357][ T0] Trampoline variant of Tasks RCU enabled. [ 1.529159][ T0] Tracing variant of Tasks RCU enabled. [ 1.530003][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.531285][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.567105][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.568837][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.570237][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.571893][ T0] random: crng init done [ 1.573479][ T0] Console: colour VGA+ 80x25 [ 1.574285][ T0] printk: console [ttyS0] enabled [ 1.574285][ T0] printk: console [ttyS0] enabled [ 1.575857][ T0] printk: bootconsole [earlyser0] disabled [ 1.575857][ T0] printk: bootconsole [earlyser0] disabled [ 1.577713][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.578908][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.579628][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.580319][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.581059][ T0] ... CLASSHASH_SIZE: 4096 [ 1.581922][ T0] ... MAX_LOCKDEP_ENTRIES: 65536 [ 1.583047][ T0] ... MAX_LOCKDEP_CHAINS: 131072 [ 1.584119][ T0] ... CHAINHASH_SIZE: 65536 [ 1.584869][ T0] memory used by lock dependency info: 11129 kB [ 1.585749][ T0] memory used for stack traces: 8320 kB [ 1.586616][ T0] per task-struct memory footprint: 1920 bytes [ 1.587881][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.589754][ T0] ACPI: Core revision 20220331 [ 1.591196][ T0] APIC: Switch to symmetric I/O mode setup [ 1.597909][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.599476][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6feccdd0, max_idle_ns: 440795259471 ns [ 1.601521][ T0] Calibrating delay loop (skipped) preset value.. 4400.43 BogoMIPS (lpj=22002160) [ 1.603228][ T0] pid_max: default: 32768 minimum: 301 [ 1.604873][ T0] LSM: Security Framework initializing [ 1.606644][ T0] landlock: Up and running. [ 1.607712][ T0] Yama: becoming mindful. [ 1.608779][ T0] TOMOYO Linux initialized [ 1.610435][ T0] AppArmor: AppArmor initialized [ 1.611558][ T0] LSM support for eBPF active [ 1.616405][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.620146][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.621705][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.623899][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.629350][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.631533][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.633027][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.634760][ T0] Spectre V2 : Mitigation: IBRS [ 1.635562][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.636924][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 1.638316][ T0] RETBleed: Mitigation: IBRS [ 1.639262][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.641156][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.641570][ T0] MDS: Mitigation: Clear CPU buffers [ 1.642648][ T0] TAA: Mitigation: Clear CPU buffers [ 1.644061][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.649066][ T0] Freeing SMP alternatives memory: 104K [ 1.772445][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.777501][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.779399][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.781284][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.781794][ T1] Running RCU-tasks wait API self tests [ 1.891802][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 1.895369][ T1] rcu: Hierarchical SRCU implementation. [ 1.896313][ T1] rcu: Max phase no-delay instances is 1000. [ 1.901339][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.902185][ T1] smp: Bringing up secondary CPUs ... [ 1.904841][ T1] x86: Booting SMP configuration: [ 1.906076][ T1] .... node #0, CPUs: #1 [ 1.908429][ 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. [ 1.911705][ 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. [ 1.914034][ 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. [ 1.917845][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.918958][ T1] smpboot: Max logical packages: 1 [ 1.919766][ T1] smpboot: Total of 2 processors activated (8800.86 BogoMIPS) [ 1.931596][ T13] Callback from call_rcu_tasks_trace() invoked. [ 1.957093][ T1] allocated 134217728 bytes of page_ext [ 1.958541][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.970868][ T1] Node 0, zone DMA32: page owner found early allocated 19061 pages [ 1.985775][ T1] Node 0, zone Normal: page owner found early allocated 228 pages [ 1.994308][ T1] Node 1, zone Normal: page owner found early allocated 18928 pages [ 2.002132][ T1] devtmpfs: initialized [ 2.003516][ T1] x86/mm: Memory block size: 128MB [ 2.041668][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.044089][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.047373][ T1] PM: RTC time: 09:46:20, date: 2022-08-15 [ 2.057616][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.064135][ T1] audit: initializing netlink subsys (disabled) [ 2.074025][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.074038][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.075525][ T1] cpuidle: using governor menu [ 2.078058][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.081639][ T27] audit: type=2000 audit(1660556780.447:1): state=initialized audit_enabled=0 res=1 [ 2.081530][ T1] PCI: Using configuration type 1 for base access [ 2.112017][ T12] Callback from call_rcu_tasks() invoked. [ 2.271600][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.281547][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.281547][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.281547][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.281547][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.301544][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.303354][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.305032][ T1] raid6: using avx2x2 recovery algorithm [ 2.307773][ T1] ACPI: Added _OSI(Module Device) [ 2.309033][ T1] ACPI: Added _OSI(Processor Device) [ 2.310823][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.311586][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.321530][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 2.321530][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.321530][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.419600][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.488903][ T1] ACPI: Interpreter enabled [ 2.490195][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.491218][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.491845][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.493926][ T1] PCI: Using E820 reservations for host bridge windows [ 2.499288][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.638294][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.640288][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.641532][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 2.644836][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.661540][ T1] PCI host bridge to bus 0000:00 [ 2.663094][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.665954][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.667875][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.670024][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.671341][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.671569][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.673694][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.682852][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.709851][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.735521][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.740491][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.751534][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.759248][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.782290][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.791552][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.798838][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.824632][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.835829][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.870320][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.874964][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 2.887520][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.894240][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80207f] [ 2.915198][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 2.925666][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 2.931529][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe803000-0xfe80303f] [ 2.975261][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.984338][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.991397][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.996943][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 3.002754][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 3.018198][ T1] iommu: Default domain type: Translated [ 3.019550][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 3.025602][ T1] SCSI subsystem initialized [ 3.029284][ T1] ACPI: bus type USB registered [ 3.030974][ T1] usbcore: registered new interface driver usbfs [ 3.031872][ T1] usbcore: registered new interface driver hub [ 3.033332][ T1] usbcore: registered new device driver usb [ 3.036592][ T1] mc: Linux media interface: v0.10 [ 3.037657][ T1] videodev: Linux video capture interface: v2.00 [ 3.039412][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.040577][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.041712][ T1] PTP clock support registered [ 3.043472][ T1] EDAC MC: Ver: 3.0.0 [ 3.047925][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.055173][ T1] Bluetooth: Core ver 2.22 [ 3.056331][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.057327][ T1] Bluetooth: HCI device and connection manager initialized [ 3.058746][ T1] Bluetooth: HCI socket layer initialized [ 3.060002][ T1] Bluetooth: L2CAP socket layer initialized [ 3.061332][ T1] Bluetooth: SCO socket layer initialized [ 3.061600][ T1] NET: Registered PF_ATMPVC protocol family [ 3.063147][ T1] NET: Registered PF_ATMSVC protocol family [ 3.064554][ T1] NetLabel: Initializing [ 3.065407][ T1] NetLabel: domain hash size = 128 [ 3.066486][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.068186][ T1] NetLabel: unlabeled traffic allowed by default [ 3.072301][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.073767][ T1] NET: Registered PF_NFC protocol family [ 3.075117][ T1] PCI: Using ACPI for IRQ routing [ 3.077296][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 3.079262][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 3.080308][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.081523][ T1] vgaarb: loaded [ 3.089683][ T1] clocksource: Switched to clocksource kvm-clock [ 3.091046][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.091046][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.091046][ T1] FS-Cache: Loaded [ 3.092373][ T1] CacheFiles: Loaded [ 3.093972][ T1] TOMOYO: 2.6.0 [ 3.094599][ T1] Mandatory Access Control activated. [ 3.099127][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.100601][ T1] pnp: PnP ACPI init [ 3.120689][ T1] pnp: PnP ACPI: found 7 devices [ 3.165065][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.168141][ T1] NET: Registered PF_INET protocol family [ 3.172845][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.185537][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 3.188827][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.192215][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.199972][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc hugepage) [ 3.207474][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 3.211981][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 3.216277][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.221039][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.224230][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.232930][ T1] RPC: Registered named UNIX socket transport module. [ 3.234868][ T1] RPC: Registered udp transport module. [ 3.236131][ T1] RPC: Registered tcp transport module. [ 3.237087][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.251790][ T1] NET: Registered PF_XDP protocol family [ 3.253249][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.254410][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.255803][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.257301][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 3.259138][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 3.260502][ T1] PCI: CLS 0 bytes, default 64 [ 3.268107][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.269712][ T1] software IO TLB: mapped [mem 0x00000000b5c00000-0x00000000b9c00000] (64MB) [ 3.271423][ T1] ACPI: bus type thunderbolt registered [ 3.281017][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.282597][ T55] kworker/u4:3 (55) used greatest stack depth: 27952 bytes left [ 3.310230][ T1] kvm: already loaded vendor module 'kvm_intel' [ 3.311296][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6feccdd0, max_idle_ns: 440795259471 ns [ 3.313673][ T1] clocksource: Switched to clocksource tsc [ 3.323042][ T61] kworker/u4:3 (61) used greatest stack depth: 27512 bytes left [ 6.583459][ T1] Initialise system trusted keyrings [ 6.585108][ T94] kworker/u4:0 (94) used greatest stack depth: 27472 bytes left [ 6.588223][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.629517][ T1] zbud: loaded [ 6.637988][ T1] DLM installed [ 6.645267][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.657056][ T1] NFS: Registering the id_resolver key type [ 6.658187][ T1] Key type id_resolver registered [ 6.659202][ T1] Key type id_legacy registered [ 6.660538][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.662253][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.672556][ T1] Key type cifs.spnego registered [ 6.673650][ T1] Key type cifs.idmap registered [ 6.675256][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.676810][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.683006][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.684841][ T1] QNX4 filesystem 0.2.3 registered. [ 6.686212][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.688147][ T1] fuse: init (API version 7.36) [ 6.693288][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.695221][ T1] orangefs_init: module version upstream loaded [ 6.697343][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.718355][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 6.732247][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.735971][ T1] NILFS version 2 loaded [ 6.736735][ T1] befs: version: 0.9.3 [ 6.739407][ T1] ocfs2: Registered cluster interface o2cb [ 6.741054][ T1] ocfs2: Registered cluster interface user [ 6.742882][ T1] OCFS2 User DLM kernel interface loaded [ 6.755511][ T1] gfs2: GFS2 installed [ 6.768076][ T1] ceph: loaded (mds proto 32) [ 6.781555][ T1] NET: Registered PF_ALG protocol family [ 6.782979][ T1] xor: automatically using best checksumming function avx [ 6.784129][ T1] async_tx: api initialized (async) [ 6.785763][ T1] Key type asymmetric registered [ 6.786651][ T1] Asymmetric key parser 'x509' registered [ 6.787583][ T1] Asymmetric key parser 'pkcs8' registered [ 6.788589][ T1] Key type pkcs7_test registered [ 6.792795][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 6.794484][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 6.796575][ T1] io scheduler mq-deadline registered [ 6.797861][ T1] io scheduler kyber registered [ 6.799534][ T1] io scheduler bfq registered [ 6.818259][ T1] usbcore: registered new interface driver udlfb [ 6.820316][ T1] usbcore: registered new interface driver smscufx [ 6.825321][ T1] uvesafb: failed to execute /sbin/v86d [ 6.826665][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 6.829045][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 6.831299][ T1] uvesafb: vbe_init() failed with -22 [ 6.833755][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 6.837745][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.843158][ T1] ACPI: button: Power Button [PWRF] [ 6.845363][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.848333][ T1] ACPI: button: Sleep Button [SLPF] [ 6.875571][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.876874][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.895329][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 6.896394][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.916677][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 6.917908][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 6.931506][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.965353][ T214] kworker/u4:1 (214) used greatest stack depth: 26792 bytes left [ 7.282486][ T623] kworker/u4:2 (623) used greatest stack depth: 26656 bytes left [ 7.340172][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.343319][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.345441][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.354754][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.360739][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.368846][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.380548][ T1] Non-volatile memory driver v1.3 [ 7.401071][ T1] Linux agpgart interface v0.103 [ 7.404825][ T1] ACPI: bus type drm_connector registered [ 7.410697][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.417938][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.481362][ T1] Console: switching to colour frame buffer device 128x48 [ 7.499383][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.501284][ T1] usbcore: registered new interface driver udl [ 7.561342][ T1] brd: module loaded [ 7.621897][ T1] loop: module loaded [ 7.705074][ T1] zram: Added device: zram0 [ 7.712800][ T1] null_blk: disk nullb0 created [ 7.714066][ T1] null_blk: module loaded [ 7.715678][ T1] Guest personality initialized and is inactive [ 7.717457][ T1] VMCI host device registered (name=vmci, major=10, minor=120) [ 7.719620][ T1] Initialized host personality [ 7.721171][ T1] usbcore: registered new interface driver rtsx_usb [ 7.723402][ T1] usbcore: registered new interface driver viperboard [ 7.725128][ T1] usbcore: registered new interface driver dln2 [ 7.727383][ T1] usbcore: registered new interface driver pn533_usb [ 7.734560][ T1] nfcsim 0.2 initialized [ 7.735672][ T1] usbcore: registered new interface driver port100 [ 7.737570][ T1] usbcore: registered new interface driver nfcmrvl [ 7.742264][ T1] Loading iSCSI transport class v2.0-870. [ 7.779484][ T1] scsi host0: Virtio SCSI HBA [ 7.823650][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 7.825505][ T91] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 7.864185][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 7.866635][ T1] db_root: cannot open: /etc/target [ 7.868890][ T1] slram: not enough parameters. [ 7.876326][ T1] ftl_cs: FTL header not found. [ 7.926632][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 7.928866][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 7.931376][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 7.948575][ T1] MACsec IEEE 802.1AE [ 7.968305][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 8.049039][ T1] vcan: Virtual CAN interface driver [ 8.050343][ T1] vxcan: Virtual CAN Tunnel driver [ 8.052268][ T1] slcan: serial line CAN interface driver [ 8.053624][ T1] CAN device driver interface [ 8.055856][ T1] usbcore: registered new interface driver usb_8dev [ 8.058264][ T1] usbcore: registered new interface driver ems_usb [ 8.060287][ T1] usbcore: registered new interface driver gs_usb [ 8.062394][ T1] usbcore: registered new interface driver kvaser_usb [ 8.064213][ T1] usbcore: registered new interface driver mcba_usb [ 8.066238][ T1] usbcore: registered new interface driver peak_usb [ 8.069362][ T1] e100: Intel(R) PRO/100 Network Driver [ 8.070912][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 8.072864][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 8.074132][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 8.075899][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 8.077132][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.080715][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 8.081694][ C0] general protection fault, probably for non-canonical address 0xffff000000000000: 0000 [#1] PREEMPT SMP KASAN [ 8.082439][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 8.084982][ C0] KASAN: maybe wild-memory-access in range [0xfff8200000000000-0xfff8200000000007] [ 8.086491][ T1] AX.25: bpqether driver version 004 [ 8.088670][ C0] CPU: 0 PID: 1118 Comm: kworker/u4:0 Not tainted 6.0.0-rc1-syzkaller #0 [ 8.089958][ T1] PPP generic driver version 2.4.2 [ 8.091275][ T1] PPP BSD Compression module registered [ 8.091540][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 8.091540][ C0] RIP: 0010:rcu_core+0x7b3/0x1890 [ 8.093008][ T1] PPP Deflate Compression module registered [ 8.091540][ C0] Code: 13 af f7 ff 48 8d 7d 08 5e 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 e1 0c 00 00 48 8b 45 08 48 89 ef 48 c7 45 08 00 00 00 00 d0 48 c7 c6 b4 7e 67 81 48 c7 c7 20 90 98 8b e8 58 a7 f7 ff 65 [ 8.096776][ T1] PPP MPPE Compression module registered [ 8.091540][ C0] RSP: 0000:ffffc90000007e60 EFLAGS: 00010246 [ 8.099318][ T1] NET: Registered PF_PPPOX protocol family [ 8.091540][ C0] [ 8.091540][ C0] RAX: ffff000000000000 RBX: 0000000000000006 RCX: 611bc496b427aee7 [ 8.091540][ C0] RDX: 1ffff11003d2b14e RSI: ffffffff81677e51 RDI: ffff88801e801528 [ 8.091540][ C0] RBP: ffff88801e801528 R08: 0000000000000000 R09: ffffffff8fbb995f [ 8.091540][ C0] R10: fffffbfff1f7732b R11: 0000000000000001 R12: dffffc0000000000 [ 8.104204][ T1] PPTP driver version 0.8.5 [ 8.091540][ C0] R13: 0000000000000000 R14: ffffc90000007ed8 R15: 0000000000000005 [ 8.107209][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 8.091540][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 8.111262][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 8.111270][ T1] SLIP linefill/keepalive option. [ 8.091540][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.091540][ C0] CR2: ffff88823ffff000 CR3: 000000000b68e000 CR4: 00000000003506f0 [ 8.091540][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.114552][ T1] hdlc: HDLC support module revision 1.22 [ 8.091540][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.117252][ T1] LAPB Ethernet driver version 0.02 [ 8.091540][ C0] Call Trace: [ 8.091540][ C0] [ 8.123383][ T1] usbcore: registered new interface driver ath9k_htc [ 8.123352][ C0] ? rcu_report_dead+0x680/0x680 [ 8.125795][ T1] usbcore: registered new interface driver carl9170 [ 8.125766][ C0] __do_softirq+0x1d3/0x9c6 [ 8.128722][ T1] usbcore: registered new interface driver ath6kl_usb [ 8.128674][ C0] __irq_exit_rcu+0x123/0x180 [ 8.132362][ T1] usbcore: registered new interface driver ar5523 [ 8.132333][ C0] irq_exit_rcu+0x5/0x20 [ 8.135511][ T1] usbcore: registered new interface driver ath10k_usb [ 8.135484][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 8.136762][ T1] usbcore: registered new interface driver rndis_wlan [ 8.136736][ C0] [ 8.139939][ T1] mac80211_hwsim: initializing netlink [ 8.139921][ C0] [ 8.143290][ T1] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' [ 8.143152][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 8.152102][ T1] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht' [ 8.150454][ C0] RIP: 0010:unwind_next_frame+0x92b/0x1cc0 [ 8.150454][ C0] Code: 84 f6 40 0f 95 c6 40 84 f7 0f 85 08 10 00 00 83 e0 07 38 c2 40 0f 9e c6 84 d2 0f 95 c0 40 84 c6 0f 85 f1 0f 00 00 49 0f bf 00 <49> 01 c6 e9 bc fc ff ff 48 b8 00 00 00 00 00 fc ff df 48 8b 14 24 [ 8.150454][ C0] RSP: 0000:ffffc900050372b0 EFLAGS: 00000246 [ 8.166605][ T1] usbcore: registered new interface driver atusb [ 8.166050][ C0] RAX: 0000000000000050 RBX: 0000000000000001 RCX: ffffffff8dfaf543 [ 8.166050][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 [ 8.166050][ C0] RBP: ffffc90005037368 R08: ffffffff8dfaf53e R09: ffffc90005037354 [ 8.166050][ C0] R10: fffff52000a06e6f R11: 0000000000086079 R12: ffffc90005037355 [ 8.166050][ C0] R13: ffffc90005037320 R14: ffffc90005037e78 R15: ffffffff8dfaf542 [ 8.176904][ C0] ? copy_string_kernel+0x18d/0x250 [ 8.178868][ C0] ? kernel_text_address+0xd/0x80 [ 8.179141][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 8.178868][ C0] ? write_profile+0x4a0/0x4a0 [ 8.178868][ C0] arch_stack_walk+0x7d/0xe0 [ 8.178868][ C0] ? copy_string_kernel+0x18d/0x250 [ 8.178868][ C0] stack_trace_save+0x8c/0xc0 [ 8.178868][ C0] ? filter_irq_stacks+0x90/0x90 [ 8.178868][ C0] ? find_held_lock+0x2d/0x110 [ 8.178868][ C0] save_stack+0x151/0x1e0 [ 8.178868][ C0] ? hugetlb_cgroup_migrate+0x1300/0x1300 [ 8.178868][ C0] ? get_page_from_freelist+0x109b/0x2ce0 [ 8.178868][ C0] ? __alloc_pages+0x1c7/0x510 [ 8.178868][ C0] ? alloc_pages+0x1a6/0x270 [ 8.178868][ C0] ? allocate_slab+0x27e/0x3d0 [ 8.178868][ C0] ? ___slab_alloc+0x7f1/0xe10 [ 8.178868][ C0] ? __slab_alloc.constprop.0+0x4d/0xa0 [ 8.178868][ C0] ? kmem_cache_alloc+0x38c/0x3b0 [ 8.178868][ C0] ? __pmd_alloc+0xbf/0x5c0 [ 8.178868][ C0] ? __handle_mm_fault+0x8d4/0x2d90 [ 8.178868][ C0] ? handle_mm_fault+0x1c8/0x780 [ 8.178868][ C0] ? __get_user_pages+0x50f/0x1050 [ 8.178868][ C0] ? __get_user_pages_remote+0x18f/0x830 [ 8.178868][ C0] ? get_user_pages_remote+0x84/0xc0 [ 8.178868][ C0] ? get_arg_page+0xe4/0x2a0 [ 8.178868][ C0] ? copy_string_kernel+0x18d/0x250 [ 8.178868][ C0] ? bad_range+0x25c/0x330 [ 8.178868][ C0] ? kasan_unpoison+0x40/0x70 [ 8.178868][ C0] __set_page_owner+0x2e/0x50 [ 8.178868][ C0] get_page_from_freelist+0x109b/0x2ce0 [ 8.178868][ C0] ? __zone_watermark_ok+0x450/0x450 [ 8.178868][ C0] ? prepare_alloc_pages+0x178/0x570 [ 8.178868][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 8.178868][ C0] __alloc_pages+0x1c7/0x510 [ 8.178868][ C0] ? __alloc_pages_slowpath.constprop.0+0x2240/0x2240 [ 8.178868][ C0] ? ___slab_alloc+0x25c/0xe10 [ 8.178868][ C0] alloc_pages+0x1a6/0x270 [ 8.178868][ C0] allocate_slab+0x27e/0x3d0 [ 8.178868][ C0] ___slab_alloc+0x7f1/0xe10 [ 8.178868][ C0] ? __pmd_alloc+0xbf/0x5c0 [ 8.178868][ C0] ? __pmd_alloc+0xbf/0x5c0 [ 8.178868][ C0] __slab_alloc.constprop.0+0x4d/0xa0 [ 8.178868][ C0] ? __pmd_alloc+0xbf/0x5c0 [ 8.178868][ C0] kmem_cache_alloc+0x38c/0x3b0 [ 8.178868][ C0] __pmd_alloc+0xbf/0x5c0 [ 8.178868][ C0] ? __pud_alloc+0xdd/0x170 [ 8.178868][ C0] __handle_mm_fault+0x8d4/0x2d90 [ 8.178868][ C0] ? vm_iomap_memory+0x190/0x190 [ 8.178868][ C0] handle_mm_fault+0x1c8/0x780 [ 8.178868][ C0] __get_user_pages+0x50f/0x1050 [ 8.178868][ C0] ? follow_page_mask+0x1570/0x1570 [ 8.178868][ C0] ? lock_release+0x780/0x780 [ 8.178868][ C0] ? do_raw_spin_lock+0x120/0x2a0 [ 8.178868][ C0] __get_user_pages_remote+0x18f/0x830 [ 8.178868][ C0] ? down_read+0x180/0x450 [ 8.178868][ C0] get_user_pages_remote+0x84/0xc0 [ 8.178868][ C0] get_arg_page+0xe4/0x2a0 [ 8.178868][ C0] ? count_strings_kernel.part.0+0x1b0/0x1b0 [ 8.178868][ C0] copy_string_kernel+0x18d/0x250 [ 8.178868][ C0] kernel_execve+0x2d6/0x500 [ 8.178868][ C0] call_usermodehelper_exec_async+0x2e3/0x580 [ 8.178868][ C0] ? umh_complete+0x90/0x90 [ 8.178868][ C0] ret_from_fork+0x1f/0x30 [ 8.178868][ C0] [ 8.178868][ C0] Modules linked in: [ 8.260428][ C0] vkms_vblank_simulate: vblank timer overrun [ 8.261961][ C0] ---[ end trace 0000000000000000 ]--- [ 8.263291][ T1] VMware vmxnet3 virtual NIC driver - version 1.7.0.0-k-NAPI [ 8.263314][ C0] RIP: 0010:rcu_core+0x7b3/0x1890 [ 8.266226][ C0] Code: 13 af f7 ff 48 8d 7d 08 5e 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 e1 0c 00 00 48 8b 45 08 48 89 ef 48 c7 45 08 00 00 00 00 d0 48 c7 c6 b4 7e 67 81 48 c7 c7 20 90 98 8b e8 58 a7 f7 ff 65 [ 8.266429][ T1] usbcore: registered new interface driver catc [ 8.270496][ C0] RSP: 0000:ffffc90000007e60 EFLAGS: 00010246 [ 8.273263][ C0] RAX: ffff000000000000 RBX: 0000000000000006 RCX: 611bc496b427aee7 [ 8.273905][ T1] usbcore: registered new interface driver kaweth [ 8.274888][ C0] RDX: 1ffff11003d2b14e RSI: ffffffff81677e51 RDI: ffff88801e801528 [ 8.276284][ T1] pegasus: Pegasus/Pegasus II USB Ethernet driver [ 8.276614][ T1] usbcore: registered new interface driver pegasus [ 8.278531][ C0] RBP: ffff88801e801528 R08: 0000000000000000 R09: ffffffff8fbb995f [ 8.281850][ T1] usbcore: registered new interface driver rtl8150 [ 8.281967][ C0] R10: fffffbfff1f7732b R11: 0000000000000001 R12: dffffc0000000000 [ 8.284138][ T1] usbcore: registered new interface driver r8152 [ 8.285434][ C0] R13: 0000000000000000 R14: ffffc90000007ed8 R15: 0000000000000005 [ 8.287172][ T1] hso: drivers/net/usb/hso.c: Option Wireless [ 8.288591][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 8.291303][ T1] usbcore: registered new interface driver hso [ 8.291587][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.291603][ C0] CR2: ffff88823ffff000 CR3: 000000000b68e000 CR4: 00000000003506f0 [ 8.291616][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.291628][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.291643][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 8.294131][ C0] Kernel Offset: disabled [ 8.301573][ C0] 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/linux/gopath/pkg/mod" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/syzkaller/jobs/linux/gopath" GOPRIVATE="" GOPROXY="https://proxy.golang.org,direct" GOROOT="/usr/local/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64" GOVCS="" GOVERSION="go1.17" GCCGO="gccgo" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build2006785818=/tmp/go-build -gno-record-gcc-switches" git status (err=) HEAD detached at 098b5d530 nothing to commit, working tree clean go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=098b5d530648147c744a7c2eb8b78c1307f9d3ce -X 'github.com/google/syzkaller/prog.gitRevisionDate=20211029-101044'" "-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=098b5d530648147c744a7c2eb8b78c1307f9d3ce -X 'github.com/google/syzkaller/prog.gitRevisionDate=20211029-101044'" "-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=098b5d530648147c744a7c2eb8b78c1307f9d3ce -X 'github.com/google/syzkaller/prog.gitRevisionDate=20211029-101044'" "-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 -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"098b5d530648147c744a7c2eb8b78c1307f9d3ce\"