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@10.128.0.222" "pwd"]: exit status 255 ssh: connect to host 10.128.0.222 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-kmsan-gce-test-2 port 1 (session ID: f1e4b4688078d11020f73149c9c6fadf5a81a136504d4c2c80aa866d464c1e4a, 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace 84c54ef8951ad078 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace 84c54ef8951ad079 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace 280c29e1c89eff35 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace 280c29e1c89eff36 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace a785cd1514a117ce ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace a785cd1514a117cf ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace 7065df25787783b2 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace 7065df25787783b3 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace da712b9afb799675 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace da712b9afb799676 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace bba5be41ea566067 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace bba5be41ea566068 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace fde3dcdf6fc62857 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace fde3dcdf6fc62858 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace cdbc96b0096bb1bc ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace cdbc96b0096bb1bd ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace 99ab90aac50bb3a1 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace 99ab90aac50bb3a2 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace e29da22e4fd2d561 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace e29da22e4fd2d562 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace 4a493e6199704d79 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace 4a493e6199704d7a ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace 4e0fe70a7fc46f15 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace 4e0fe70a7fc46f16 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace b03cdada1c3d5954 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace b03cdada1c3d5955 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace 6a7245ab13730738 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace 6a7245ab13730739 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace eaf9442ead411989 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace eaf9442ead41198a ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace 3a37a9eaad47638f ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace 3a37a9eaad476390 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds.. 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 d7e6fdd7-3cd4-9dec-041d-674041ded138 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 0x000f24a0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000ad252bf input_len: 0x00000000076bf92f output: 0x0000000001000000 output_len: 0x00000000112b1958 kernel_total_size: 0x0000000011226000 needed_size: 0x0000000011400000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000][ T0] Linux version 5.16.0-rc3-syzkaller (syzkaller@syzkaller) (clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 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] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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] 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 01/01/2011 [ 0.000000][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.000000][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.000000][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.000000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.000000][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.000000][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.000000][ T0] Device empty [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.000000][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.000000][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 55 pages/cpu s186056 r8192 d31032 u1048576 [ 0.000000][ T0] Fallback order for Node 0: 0 1 [ 0.000000][ T0] Fallback order for Node 1: 1 0 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2055933 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 kmsan.panic=1 BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 [ 0.000000][ T0] Unknown kernel command line parameters "page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 BOOT_IMAGE=/vmlinuz", will be passed to user space. [ 0.000000][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 2314728K/8388204K available (247841K kernel code, 9039K rwdata, 14076K rodata, 3516K init, 3388K bss, 1430244K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] vmalloc area at: ffffc90000000000 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] WARNING: CPU: 0 PID: 0 at mm/kmsan/init.c:237 kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x2d9/0x306 [ 0.000000][ T0] Code: 00 00 00 00 c9 ff ff 48 c7 c7 e3 78 e2 90 31 c0 e8 40 e8 1c fe 48 c7 c7 fb 78 e2 90 31 c0 e8 32 e8 1c fe c6 05 b1 e0 e7 ff 01 <0f> 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010046 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] random: get_random_bytes called from __warn+0x4c1/0x710 with crng_init=0 [ 0.000000][ T0] ---[ end trace f888706967f94190 ]--- [ 0.000000][ T0] ------------[ cut here ]------------ [ 0.000000][ T0] kernel BUG at mm/kmsan/init.c:237! [ 0.000000][ T0] invalid opcode: 0000 [#1] PREEMPT SMP [ 0.000000][ T0] CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.16.0-rc3-syzkaller #0 [ 0.000000][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Call Trace: [ 0.000000][ T0] [ 0.000000][ T0] mm_init+0x53/0x56 [ 0.000000][ T0] ? smp_quirk_init_udelay+0x266/0x272 [ 0.000000][ T0] start_kernel+0x367/0xc56 [ 0.000000][ T0] ? check_loader_disabled_bsp+0x178/0x206 [ 0.000000][ T0] x86_64_start_reservations+0x2a/0x2c [ 0.000000][ T0] x86_64_start_kernel+0xd6/0xdb [ 0.000000][ T0] secondary_startup_64_no_verify+0xb1/0xbb [ 0.000000][ T0] [ 0.000000][ T0] Modules linked in: [ 0.000000][ T0] ---[ end trace f888706967f94191 ]--- [ 0.000000][ T0] RIP: 0010:kmsan_init_runtime+0x304/0x306 [ 0.000000][ T0] Code: 0b c6 05 a8 e0 e7 ff 00 83 3d a4 e0 e7 ff 00 75 19 48 83 c4 48 5b 41 5c 41 5e 41 5f 5d c3 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f4 [ 0.000000][ T0] RSP: 0000:ffffffff91203e20 EFLAGS: 00010002 [ 0.000000][ T0] RAX: 000000000000001e RBX: ffffea0003abfd80 RCX: 0000000000000000 [ 0.000000][ T0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 0.000000][ T0] RBP: ffffffff91203e88 R08: ffffffff81966aa7 R09: 0000000000000001 [ 0.000000][ T0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 0.000000][ T0] R13: 0000000000000000 R14: ffffffff91203e20 R15: ffffffffffffffff [ 0.000000][ T0] FS: 0000000000000000(0000) GS:ffff88813fc00000(0000) knlGS:0000000000000000 [ 0.000000][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.000000][ T0] CR2: ffff88823ffff000 CR3: 0000000011229000 CR4: 00000000000406b0 [ 0.000000][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 0.000000][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 0.000000][ T0] Kernel panic - not syncing: Fatal exception [ 0.000000][ T0] Rebooting in 86400 seconds..