general protection fault in pskb_expand_head Loading iSCSI transport class v2.0-870. scsi host0: Virtio SCSI HBA st: Version 20160209, fixed bufsize 32768, s/g segs 256 Rounding down aligned max_sectors from 4294967295 to 4294967288 db_root: cannot open: /etc/target slram: not enough parameters. ftl_cs: FTL header not found. wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) MACsec IEEE 802.1AE tun: Universal TUN/TAP device driver, 1.6 vcan: Virtual CAN interface driver vxcan: Virtual CAN Tunnel driver slcan: serial line CAN interface driver CAN device driver interface usbcore: registered new interface driver usb_8dev usbcore: registered new interface driver ems_usb usbcore: registered new interface driver gs_usb usbcore: registered new interface driver kvaser_usb usbcore: registered new interface driver mcba_usb usbcore: registered new interface driver peak_usb e100: Intel(R) PRO/100 Network Driver e100: Copyright(c) 1999-2006 Intel Corporation e1000: Intel(R) PRO/1000 Network Driver e1000: Copyright (c) 1999-2006 Intel Corporation. e1000e: Intel(R) PRO/1000 Network Driver e1000e: Copyright(c) 1999 - 2015 Intel Corporation. mkiss: AX.25 Multikiss, Hans Albas PE1AYX AX.25: 6pack driver, Revision: 0.3.0 AX.25: bpqether driver version 004 PPP generic driver version 2.4.2 PPP BSD Compression module registered PPP Deflate Compression module registered PPP MPPE Compression module registered NET: Registered PF_PPPOX protocol family PPTP driver version 0.8.5 SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). CSLIP: code copyright 1989 Regents of the University of California. SLIP linefill/keepalive option. hdlc: HDLC support module revision 1.22 LAPB Ethernet driver version 0.02 usbcore: registered new interface driver ath9k_htc usbcore: registered new interface driver carl9170 usbcore: registered new interface driver ath6kl_usb usbcore: registered new interface driver ar5523 usbcore: registered new interface driver ath10k_usb usbcore: registered new interface driver rndis_wlan mac80211_hwsim: initializing netlink usbcore: registered new interface driver atusb general protection fault, probably for non-canonical address 0xffff000000000100: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0xfff8200000000800-0xfff8200000000807] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.0.0-rc1-syzkaller-00001-g2e488f13755f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:freelist_dereference mm/slub.c:347 [inline] RIP: 0010:get_freepointer mm/slub.c:354 [inline] RIP: 0010:get_freepointer_safe mm/slub.c:368 [inline] RIP: 0010:slab_alloc_node mm/slub.c:3211 [inline] RIP: 0010:__kmalloc_node_track_caller+0x13d/0x380 mm/slub.c:4955 Code: 8b 0f 48 83 f9 ff 0f 84 44 02 00 00 48 8b 0f 48 c1 e9 3a 39 4c 24 08 0f 85 b0 01 00 00 49 8b 3c 24 41 8b 4c 24 28 40 f6 c7 0f <48> 8b 1c 08 0f 85 1a 02 00 00 48 8d 4a 08 65 48 0f c7 0f 0f 94 c0 RSP: 0018:ffffc90000067908 EFLAGS: 00010246 RAX: ffff000000000000 RBX: ffff88801f884000 RCX: 0000000000000100 RDX: 0000000000002fe8 RSI: 0000000000000200 RDI: 000000000003dbf0 RBP: 00000000000928c0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888011841c80 R13: 00000000000001c0 R14: 0000000000000000 R15: 00000000000928c0 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 0000000000350ef0 Call Trace: kmalloc_reserve net/core/skbuff.c:358 [inline] pskb_expand_head+0x203/0x1110 net/core/skbuff.c:1725 netlink_trim+0x1ea/0x240 net/netlink/af_netlink.c:1301 netlink_broadcast+0x5f/0xd90 net/netlink/af_netlink.c:1497 nlmsg_multicast include/net/netlink.h:1033 [inline] genlmsg_multicast_netns include/net/genetlink.h:312 [inline] genl_ctrl_event.isra.0+0x3bf/0xa00 net/netlink/genetlink.c:1093 genl_register_family net/netlink/genetlink.c:432 [inline] genl_register_family+0xc9b/0x1410 net/netlink/genetlink.c:384 hwsim_init_module+0x70/0x174 drivers/net/ieee802154/mac802154_hwsim.c:894 do_one_initcall+0xfe/0x650 init/main.c:1296 do_initcall_level init/main.c:1369 [inline] do_initcalls init/main.c:1385 [inline] do_basic_setup init/main.c:1404 [inline] kernel_init_freeable+0x6b1/0x73a init/main.c:1611 kernel_init+0x1a/0x1d0 init/main.c:1500 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:freelist_dereference mm/slub.c:347 [inline] RIP: 0010:get_freepointer mm/slub.c:354 [inline] RIP: 0010:get_freepointer_safe mm/slub.c:368 [inline] RIP: 0010:slab_alloc_node mm/slub.c:3211 [inline] RIP: 0010:__kmalloc_node_track_caller+0x13d/0x380 mm/slub.c:4955 Code: 8b 0f 48 83 f9 ff 0f 84 44 02 00 00 48 8b 0f 48 c1 e9 3a 39 4c 24 08 0f 85 b0 01 00 00 49 8b 3c 24 41 8b 4c 24 28 40 f6 c7 0f <48> 8b 1c 08 0f 85 1a 02 00 00 48 8d 4a 08 65 48 0f c7 0f 0f 94 c0 RSP: 0018:ffffc90000067908 EFLAGS: 00010246 RAX: ffff000000000000 RBX: ffff88801f884000 RCX: 0000000000000100 RDX: 0000000000002fe8 RSI: 0000000000000200 RDI: 000000000003dbf0 RBP: 00000000000928c0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888011841c80 R13: 00000000000001c0 R14: 0000000000000000 R15: 00000000000928c0 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: 8b 0f mov (%rdi),%ecx 2: 48 83 f9 ff cmp $0xffffffffffffffff,%rcx 6: 0f 84 44 02 00 00 je 0x250 c: 48 8b 0f mov (%rdi),%rcx f: 48 c1 e9 3a shr $0x3a,%rcx 13: 39 4c 24 08 cmp %ecx,0x8(%rsp) 17: 0f 85 b0 01 00 00 jne 0x1cd 1d: 49 8b 3c 24 mov (%r12),%rdi 21: 41 8b 4c 24 28 mov 0x28(%r12),%ecx 26: 40 f6 c7 0f test $0xf,%dil * 2a: 48 8b 1c 08 mov (%rax,%rcx,1),%rbx <-- trapping instruction 2e: 0f 85 1a 02 00 00 jne 0x24e 34: 48 8d 4a 08 lea 0x8(%rdx),%rcx 38: 65 48 0f c7 0f cmpxchg16b %gs:(%rdi) 3d: 0f 94 c0 sete %al 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@10.128.1.70" "pwd"]: exit status 255 ssh: connect to host 10.128.1.70 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-kasan-gce-root-test-job-test-job-0 port 1 (session ID: 800e4b0faadc01d437d190efaca531b32516377a6a6be4f69743f03248b542e1, 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 0bb0c095-6be3-7506-d2c9-a791c97fbde3 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... [ 0.000000][ T0] Linux version 6.0.0-rc1-syzkaller-00001-g2e488f13755f (syzkaller@syzkaller) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] [Firmware Bug]: TSC doesn't count with P0 frequency! [ 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 'compacted' format. [ 0.000000][ T0] signal: max sigframe size: 1776 [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] 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 08/26/2022 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000007][ T0] kvm-clock: using sched offset of 3754192290 cycles [ 0.000790][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003388][ T0] tsc: Detected 2250.000 MHz processor [ 0.008133][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.009164][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.010164][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.012980][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.013851][ T0] Using GB pages for direct mapping [ 0.015733][ T0] ACPI: Early table checksum verification disabled [ 0.016571][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.017435][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.018658][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.019881][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.021099][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.021841][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.022553][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.023768][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.024985][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.026202][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.027417][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.028428][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.029439][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.031076][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.032148][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.033159][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.034168][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.035257][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.036569][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.037566][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.038251][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.039133][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.040015][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.040954][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.042432][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.044018][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.045157][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.046707][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.047890][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.064471][ T0] Zone ranges: [ 0.065010][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.065983][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.067066][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.067971][ T0] Device empty [ 0.068451][ T0] Movable zone start for each node [ 0.069105][ T0] Early memory node ranges [ 0.069667][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.070581][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.071523][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.072447][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.073394][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.074467][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.075541][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.075676][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.107894][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.273445][ T0] kasan: KernelAddressSanitizer initialized [ 0.275906][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.276618][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.277575][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.278590][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.279665][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.280635][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.281626][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.282622][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.283591][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.284405][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.285489][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.286577][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.287768][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.288861][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.289938][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.291015][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.292118][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.293004][ T0] Booting paravirtualized kernel on KVM [ 0.293952][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.347462][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.348943][ T0] percpu: Embedded 69 pages/cpu s243912 r8192 d30520 u1048576 [ 0.350088][ T0] kvm-guest: PV spinlocks enabled [ 0.350749][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.351826][ T0] Fallback order for Node 0: 0 1 [ 0.352505][ T0] Fallback order for Node 1: 1 0 [ 0.353183][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.354174][ T0] Policy zone: Normal [ 0.354686][ 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 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=8 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.369130][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.371212][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.373166][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.374298][ T0] software IO TLB: area num 2. [ 0.937553][ T0] Memory: 6828212K/8388204K available (143390K kernel code, 34863K rwdata, 30348K rodata, 2724K init, 33920K bss, 1559736K reserved, 0K cma-reserved) [ 0.940852][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.943452][ T0] Dynamic Preempt: full [ 0.944640][ T0] Running RCU self tests [ 0.945218][ T0] rcu: Preemptible hierarchical RCU implementation. [ 0.946138][ T0] rcu: RCU lockdep checking is enabled. [ 0.946858][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 0.947897][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 0.948928][ T0] rcu: RCU debug extended QS entry/exit. [ 0.949662][ T0] All grace periods are expedited (rcu_expedited). [ 0.950504][ T0] Trampoline variant of Tasks RCU enabled. [ 0.951305][ T0] Tracing variant of Tasks RCU enabled. [ 0.952066][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.953189][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.986416][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.987792][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.989012][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 0.990550][ T0] random: crng init done [ 0.992061][ T0] Console: colour VGA+ 80x25 [ 0.992749][ T0] printk: console [ttyS0] enabled [ 0.992749][ T0] printk: console [ttyS0] enabled [ 0.994125][ T0] printk: bootconsole [earlyser0] disabled [ 0.994125][ T0] printk: bootconsole [earlyser0] disabled [ 0.995721][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.996891][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.997615][ T0] ... MAX_LOCK_DEPTH: 48 [ 0.998321][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 0.999017][ T0] ... CLASSHASH_SIZE: 4096 [ 0.999797][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 1.000524][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 1.001243][ T0] ... CHAINHASH_SIZE: 131072 [ 1.001959][ T0] memory used by lock dependency info: 20657 kB [ 1.002809][ T0] memory used for stack traces: 8320 kB [ 1.003666][ T0] per task-struct memory footprint: 1920 bytes [ 1.004694][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.006348][ T0] ACPI: Core revision 20220331 [ 1.007478][ T0] APIC: Switch to symmetric I/O mode setup [ 1.013027][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.014238][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x206eb41f0da, max_idle_ns: 440795249997 ns [ 1.015823][ T0] Calibrating delay loop (skipped) preset value.. 4500.00 BogoMIPS (lpj=22500000) [ 1.025841][ T0] pid_max: default: 32768 minimum: 301 [ 1.026794][ T0] LSM: Security Framework initializing [ 1.027877][ T0] landlock: Up and running. [ 1.028488][ T0] Yama: becoming mindful. [ 1.029146][ T0] TOMOYO Linux initialized [ 1.029918][ T0] AppArmor: AppArmor initialized [ 1.030599][ T0] LSM support for eBPF active [ 1.033436][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.035935][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.037365][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.038570][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.041937][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 1.043175][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 512 [ 1.044096][ T0] Last level dTLB entries: 4KB 2048, 2MB 2048, 4MB 1024, 1GB 0 [ 1.045162][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.045871][ T0] Spectre V2 : Kernel not compiled with retpoline; no mitigation available! [ 1.045877][ T0] Spectre V2 : Vulnerable [ 1.047610][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.048836][ T0] Spectre V2 : Enabling Speculation Barrier for firmware calls [ 1.049878][ T0] RETBleed: Mitigation: IBPB [ 1.050548][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.051800][ T0] Spectre V2 : Selecting STIBP always-on mode to complement retbleed mitigation [ 1.052996][ T0] Spectre V2 : User space: Mitigation: STIBP always-on protection [ 1.054145][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.057660][ T0] Freeing SMP alternatives memory: 112K [ 1.179377][ T1] smpboot: CPU0: AMD EPYC 7B12 (family: 0x17, model: 0x31, stepping: 0x0) [ 1.182572][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.184105][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.185276][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.185811][ T1] Running RCU-tasks wait API self tests [ 1.286150][ T1] Performance Events: PMU not available due to virtualization, using software events only. [ 1.288043][ T1] rcu: Hierarchical SRCU implementation. [ 1.288821][ T1] rcu: Max phase no-delay instances is 1000. [ 1.292823][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.294264][ T1] smp: Bringing up secondary CPUs ... [ 1.296346][ T1] x86: Booting SMP configuration: [ 1.297076][ T1] .... node #0, CPUs: #1 [ 1.298487][ T1] Spectre V2 : Update user space SMT mitigation: STIBP always-on [ 1.298487][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.298487][ T1] smpboot: Max logical packages: 1 [ 1.298597][ T1] smpboot: Total of 2 processors activated (9000.00 BogoMIPS) [ 1.317525][ T1] allocated 134217728 bytes of page_ext [ 1.318611][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.325868][ T13] Callback from call_rcu_tasks_trace() invoked. [ 1.329540][ T1] Node 0, zone DMA32: page owner found early allocated 19058 pages [ 1.342424][ T1] Node 0, zone Normal: page owner found early allocated 228 pages [ 1.349118][ T1] Node 1, zone Normal: page owner found early allocated 19162 pages [ 1.351072][ T1] devtmpfs: initialized [ 1.351072][ T1] x86/mm: Memory block size: 128MB [ 1.388362][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.388362][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.396601][ T1] PM: RTC time: 10:20:09, date: 2022-09-23 [ 1.406599][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.412521][ T1] audit: initializing netlink subsys (disabled) [ 1.416020][ T27] audit: type=2000 audit(1663928409.894:1): state=initialized audit_enabled=0 res=1 [ 1.417967][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.417967][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.417967][ T1] cpuidle: using governor menu [ 1.418705][ T1] NET: Registered PF_QIPCRTR protocol family [ 1.420469][ T1] PCI: Using configuration type 1 for base access [ 1.425823][ T1] PCI: Using configuration type 1 for extended access [ 1.505987][ T12] Callback from call_rcu_tasks() invoked. [ 1.586031][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 1.588823][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 1.590159][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 1.591286][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 1.592555][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 1.607003][ T1] cryptd: max_cpu_qlen set to 1000 [ 1.611373][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 1.612417][ T1] raid6: using avx2x2 recovery algorithm [ 1.614309][ T1] ACPI: Added _OSI(Module Device) [ 1.615296][ T1] ACPI: Added _OSI(Processor Device) [ 1.616136][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.617035][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 1.618055][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 1.618967][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 1.619833][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 1.700381][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.751440][ T1] ACPI: Interpreter enabled [ 1.752691][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 1.753654][ T1] ACPI: Using IOAPIC for interrupt routing [ 1.754746][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.755854][ T1] PCI: Using E820 reservations for host bridge windows [ 1.759869][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.868280][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.869431][ T1] acpi PNP0A03:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 1.881732][ T1] PCI host bridge to bus 0000:00 [ 1.882458][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 1.883586][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.884676][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.885831][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.886977][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 1.888125][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.889640][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 1.895753][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 1.911378][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 1.924969][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 1.928511][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 1.934207][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 1.938735][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 1.952496][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 1.958090][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 1.962158][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 1.978735][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 1.985536][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.003779][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.008071][ T1] pci 0000:00:06.0: [1af4:1005] type 00 class 0x00ff00 [ 2.014673][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.019577][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80203f] [ 2.051053][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.056042][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.061069][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.066075][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.069366][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 2.080796][ T1] iommu: Default domain type: Translated [ 2.081609][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.086360][ T1] SCSI subsystem initialized [ 2.088634][ T1] ACPI: bus type USB registered [ 2.089722][ T1] usbcore: registered new interface driver usbfs [ 2.090845][ T1] usbcore: registered new interface driver hub [ 2.091836][ T1] usbcore: registered new device driver usb [ 2.093911][ T1] mc: Linux media interface: v0.10 [ 2.094808][ T1] videodev: Linux video capture interface: v2.00 [ 2.096327][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.097179][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.098734][ T1] PTP clock support registered [ 2.100027][ T1] EDAC MC: Ver: 3.0.0 [ 2.103430][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.107856][ T1] Bluetooth: Core ver 2.22 [ 2.108645][ T1] NET: Registered PF_BLUETOOTH protocol family [ 2.109504][ T1] Bluetooth: HCI device and connection manager initialized [ 2.110537][ T1] Bluetooth: HCI socket layer initialized [ 2.111365][ T1] Bluetooth: L2CAP socket layer initialized [ 2.112272][ T1] Bluetooth: SCO socket layer initialized [ 2.113160][ T1] NET: Registered PF_ATMPVC protocol family [ 2.113995][ T1] NET: Registered PF_ATMSVC protocol family [ 2.115102][ T1] NetLabel: Initializing [ 2.115688][ T1] NetLabel: domain hash size = 128 [ 2.115859][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.117091][ T1] NetLabel: unlabeled traffic allowed by default [ 2.118540][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.118540][ T1] NET: Registered PF_NFC protocol family [ 2.119266][ T1] PCI: Using ACPI for IRQ routing [ 2.120733][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 2.121746][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 2.122697][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 2.123969][ T1] vgaarb: loaded [ 2.132002][ T1] clocksource: Switched to clocksource kvm-clock [ 2.148170][ T1] VFS: Disk quotas dquot_6.6.0 [ 2.148992][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.150559][ T1] FS-Cache: Loaded [ 2.152068][ T1] CacheFiles: Loaded [ 2.153112][ T1] TOMOYO: 2.6.0 [ 2.153676][ T1] Mandatory Access Control activated. [ 2.157204][ T1] AppArmor: AppArmor Filesystem Enabled [ 2.158377][ T1] pnp: PnP ACPI init [ 2.174292][ T1] pnp: PnP ACPI: found 7 devices [ 2.211097][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.213073][ T1] NET: Registered PF_INET protocol family [ 2.216574][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.227584][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 2.229836][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 2.232162][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 2.237527][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc hugepage) [ 2.243456][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 2.246744][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 2.249937][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.253315][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.255615][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 2.258536][ T1] RPC: Registered named UNIX socket transport module. [ 2.259508][ T1] RPC: Registered udp transport module. [ 2.260295][ T1] RPC: Registered tcp transport module. [ 2.261080][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.264025][ T1] NET: Registered PF_XDP protocol family [ 2.264827][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 2.265904][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 2.266863][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 2.267931][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 2.269881][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.271061][ T1] PCI: CLS 0 bytes, default 64 [ 2.276878][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.277866][ T1] software IO TLB: mapped [mem 0x00000000b5a00000-0x00000000b9a00000] (64MB) [ 2.279096][ T1] ACPI: bus type thunderbolt registered [ 2.287224][ T55] kworker/u4:1 (55) used greatest stack depth: 27952 bytes left [ 2.289061][ T1] kvm: no hardware support for 'kvm_intel' [ 2.289861][ T1] has_svm: svm not available [ 2.290491][ T1] kvm: no hardware support for 'kvm_amd' [ 2.291278][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x206eb41f0da, max_idle_ns: 440795249997 ns [ 2.292884][ T1] clocksource: Switched to clocksource tsc [ 2.302133][ T62] kworker/u4:1 (62) used greatest stack depth: 27856 bytes left [ 2.316561][ T81] kworker/u4:1 (81) used greatest stack depth: 27472 bytes left [ 5.444497][ T1] Initialise system trusted keyrings [ 5.447998][ T91] kworker/u4:2 (91) used greatest stack depth: 27152 bytes left [ 5.448262][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 5.481955][ T1] zbud: loaded [ 5.489260][ T1] DLM installed [ 5.494697][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.504608][ T1] NFS: Registering the id_resolver key type [ 5.505732][ T1] Key type id_resolver registered [ 5.506997][ T1] Key type id_legacy registered [ 5.507941][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.509015][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 5.517384][ T1] Key type cifs.spnego registered [ 5.518157][ T1] Key type cifs.idmap registered [ 5.519271][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 5.521087][ T1] ntfs3: Max link count 4000 [ 5.521731][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 5.522504][ T1] ntfs3: Read-only LZX/Xpress compression included [ 5.524705][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 5.525722][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 5.529858][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 5.531074][ T1] QNX4 filesystem 0.2.3 registered. [ 5.532011][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 5.533534][ T1] fuse: init (API version 7.36) [ 5.537873][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 5.539259][ T1] orangefs_init: module version upstream loaded [ 5.540865][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 5.554604][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 5.566991][ T1] 9p: Installing v9fs 9p2000 file system support [ 5.569018][ T1] NILFS version 2 loaded [ 5.569599][ T1] befs: version: 0.9.3 [ 5.571418][ T1] ocfs2: Registered cluster interface o2cb [ 5.572606][ T1] ocfs2: Registered cluster interface user [ 5.574013][ T1] OCFS2 User DLM kernel interface loaded [ 5.584129][ T1] gfs2: GFS2 installed [ 5.594487][ T1] ceph: loaded (mds proto 32) [ 5.605812][ T1] NET: Registered PF_ALG protocol family [ 5.606763][ T1] xor: automatically using best checksumming function avx [ 5.608447][ T1] async_tx: api initialized (async) [ 5.609168][ T1] Key type asymmetric registered [ 5.609850][ T1] Asymmetric key parser 'x509' registered [ 5.610661][ T1] Asymmetric key parser 'pkcs8' registered [ 5.611437][ T1] Key type pkcs7_test registered [ 5.615199][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 5.616620][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 5.618201][ T1] io scheduler mq-deadline registered [ 5.618945][ T1] io scheduler kyber registered [ 5.620095][ T1] io scheduler bfq registered [ 5.639924][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 5.642970][ T1] ACPI: button: Power Button [PWRF] [ 5.644537][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 5.646334][ T1] ACPI: button: Sleep Button [SLPF] [ 5.664889][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 5.666625][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 5.681352][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 5.682428][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 5.696830][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 5.697658][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 5.739865][ T256] kworker/u4:0 (256) used greatest stack depth: 27056 bytes left [ 5.991079][ T693] kworker/u4:0 (693) used greatest stack depth: 26904 bytes left [ 6.000872][ T1] N_HDLC line discipline registered with maxframe=4096 [ 6.001937][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.003672][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.009591][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.014731][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.020440][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.029713][ T1] Non-volatile memory driver v1.3 [ 6.045140][ T1] Linux agpgart interface v0.103 [ 6.048160][ T1] ACPI: bus type drm_connector registered [ 6.052103][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 6.058427][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 6.115310][ T1] Console: switching to colour frame buffer device 128x48 [ 6.133557][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 6.134790][ T1] usbcore: registered new interface driver udl [ 6.183475][ T1] brd: module loaded [ 6.233119][ T1] loop: module loaded [ 6.301831][ T1] zram: Added device: zram0 [ 6.307895][ T1] null_blk: disk nullb0 created [ 6.308643][ T1] null_blk: module loaded [ 6.309397][ T1] Guest personality initialized and is inactive [ 6.310667][ T1] VMCI host device registered (name=vmci, major=10, minor=120) [ 6.311744][ T1] Initialized host personality [ 6.312560][ T1] usbcore: registered new interface driver rtsx_usb [ 6.313951][ T1] usbcore: registered new interface driver viperboard [ 6.315215][ T1] usbcore: registered new interface driver dln2 [ 6.317366][ T1] usbcore: registered new interface driver pn533_usb [ 6.321157][ T1] nfcsim 0.2 initialized [ 6.321943][ T1] usbcore: registered new interface driver port100 [ 6.322994][ T1] usbcore: registered new interface driver nfcmrvl [ 6.326719][ T1] Loading iSCSI transport class v2.0-870. [ 6.352593][ T1] scsi host0: Virtio SCSI HBA [ 6.386430][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 6.389420][ T90] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 6.418649][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 6.420317][ T1] db_root: cannot open: /etc/target [ 6.421871][ T1] slram: not enough parameters. [ 6.431286][ T1] ftl_cs: FTL header not found. [ 6.470244][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 6.473411][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 6.475357][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 6.485548][ T1] MACsec IEEE 802.1AE [ 6.503638][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 6.562816][ T1] vcan: Virtual CAN interface driver [ 6.563867][ T1] vxcan: Virtual CAN Tunnel driver [ 6.564683][ T1] slcan: serial line CAN interface driver [ 6.565614][ T1] CAN device driver interface [ 6.566935][ T1] usbcore: registered new interface driver usb_8dev [ 6.568329][ T1] usbcore: registered new interface driver ems_usb [ 6.569444][ T1] usbcore: registered new interface driver gs_usb [ 6.570565][ T1] usbcore: registered new interface driver kvaser_usb [ 6.571815][ T1] usbcore: registered new interface driver mcba_usb [ 6.573045][ T1] usbcore: registered new interface driver peak_usb [ 6.574390][ T1] e100: Intel(R) PRO/100 Network Driver [ 6.575345][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 6.576658][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 6.577569][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 6.578859][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 6.579729][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 6.582198][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 6.583109][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 6.583977][ T1] AX.25: bpqether driver version 004 [ 6.584742][ T1] PPP generic driver version 2.4.2 [ 6.586609][ T1] PPP BSD Compression module registered [ 6.587532][ T1] PPP Deflate Compression module registered [ 6.588476][ T1] PPP MPPE Compression module registered [ 6.589327][ T1] NET: Registered PF_PPPOX protocol family [ 6.590228][ T1] PPTP driver version 0.8.5 [ 6.592139][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 6.593587][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 6.594753][ T1] SLIP linefill/keepalive option. [ 6.595504][ T1] hdlc: HDLC support module revision 1.22 [ 6.596747][ T1] LAPB Ethernet driver version 0.02 [ 6.598252][ T1] usbcore: registered new interface driver ath9k_htc [ 6.599462][ T1] usbcore: registered new interface driver carl9170 [ 6.600603][ T1] usbcore: registered new interface driver ath6kl_usb [ 6.601809][ T1] usbcore: registered new interface driver ar5523 [ 6.603157][ T1] usbcore: registered new interface driver ath10k_usb [ 6.604378][ T1] usbcore: registered new interface driver rndis_wlan [ 6.605775][ T1] mac80211_hwsim: initializing netlink [ 6.638455][ T1] usbcore: registered new interface driver atusb [ 6.639514][ T1] general protection fault, probably for non-canonical address 0xffff000000000100: 0000 [#1] PREEMPT SMP KASAN [ 6.641128][ T1] KASAN: maybe wild-memory-access in range [0xfff8200000000800-0xfff8200000000807] [ 6.642676][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.0.0-rc1-syzkaller-00001-g2e488f13755f #0 [ 6.644069][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 6.645489][ T1] RIP: 0010:__kmalloc_node_track_caller+0x13d/0x380 [ 6.645840][ T1] Code: 8b 0f 48 83 f9 ff 0f 84 44 02 00 00 48 8b 0f 48 c1 e9 3a 39 4c 24 08 0f 85 b0 01 00 00 49 8b 3c 24 41 8b 4c 24 28 40 f6 c7 0f <48> 8b 1c 08 0f 85 1a 02 00 00 48 8d 4a 08 65 48 0f c7 0f 0f 94 c0 [ 6.645840][ T1] RSP: 0018:ffffc90000067908 EFLAGS: 00010246 [ 6.645840][ T1] RAX: ffff000000000000 RBX: ffff88801f884000 RCX: 0000000000000100 [ 6.645840][ T1] RDX: 0000000000002fe8 RSI: 0000000000000200 RDI: 000000000003dbf0 [ 6.645840][ T1] RBP: 00000000000928c0 R08: 0000000000000001 R09: 0000000000000000 [ 6.645840][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888011841c80 [ 6.645840][ T1] R13: 00000000000001c0 R14: 0000000000000000 R15: 00000000000928c0 [ 6.645840][ T1] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 6.645840][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.657765][ T1] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 0000000000350ef0 [ 6.658963][ T1089] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 6.658788][ T1] Call Trace: [ 6.660655][ T1089] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 6.658788][ T1] [ 6.658788][ T1] ? netlink_trim+0x1ea/0x240 [ 6.662171][ T1089] sd 0:0:1:0: [sda] Write Protect is off [ 6.658788][ T1] pskb_expand_head+0x203/0x1110 [ 6.663155][ T1089] sd 0:0:1:0: [sda] Mode Sense: 1f 00 00 08 [ 6.658788][ T1] netlink_trim+0x1ea/0x240 [ 6.665232][ T90] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 6.658788][ T1] netlink_broadcast+0x5f/0xd90 [ 6.666699][ T1089] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 6.658788][ T1] ? __nla_reserve+0x9a/0xc0 [ 6.658788][ T1] ? nla_put+0xfe/0x130 [ 6.658788][ T1] genl_ctrl_event.isra.0+0x3bf/0xa00 [ 6.658788][ T1] ? ctrl_getfamily+0x540/0x540 [ 6.658788][ T1] ? do_raw_read_unlock+0x70/0x70 [ 6.658788][ T1] ? up_write+0x148/0x470 [ 6.658788][ T1] genl_register_family+0xc9b/0x1410 [ 6.658788][ T1] ? console_unlock+0x3f8/0x5a0 [ 6.658788][ T1] ? genl_unregister_family+0x740/0x740 [ 6.675883][ T1] ? console_emit_next_record.constprop.0+0x840/0x840 [ 6.675883][ T1] ? vprintk+0x40/0x90 [ 6.675883][ T1] ? hwsim_del_edge_nl+0x7c0/0x7c0 [ 6.675883][ T1] ? preempt_count_add+0x74/0x140 [ 6.675883][ T1] ? hwsim_del_edge_nl+0x7c0/0x7c0 [ 6.675883][ T1] ? vprintk+0x88/0x90 [ 6.675883][ T1] ? atusb_driver_init+0x1a/0x1a [ 6.675883][ T1] hwsim_init_module+0x70/0x174 [ 6.675883][ T1] ? atusb_driver_init+0x1a/0x1a [ 6.675883][ T1] ? atusb_driver_init+0x1a/0x1a [ 6.675883][ T1] do_one_initcall+0xfe/0x650 [ 6.684099][ T1089] sda: sda1 [ 6.675883][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0 [ 6.685683][ T1089] sd 0:0:1:0: [sda] Attached SCSI disk [ 6.685490][ T1] ? parameq+0x110/0x170 [ 6.685490][ T1] kernel_init_freeable+0x6b1/0x73a [ 6.687528][ T1] ? rest_init+0x270/0x270 [ 6.687528][ T1] kernel_init+0x1a/0x1d0 [ 6.687528][ T1] ? rest_init+0x270/0x270 [ 6.687528][ T1] ret_from_fork+0x1f/0x30 [ 6.687528][ T1] [ 6.687528][ T1] Modules linked in: [ 6.687528][ C0] vkms_vblank_simulate: vblank timer overrun [ 6.692902][ T1] ---[ end trace 0000000000000000 ]--- [ 6.693639][ T1] RIP: 0010:__kmalloc_node_track_caller+0x13d/0x380 [ 6.694525][ T1] Code: 8b 0f 48 83 f9 ff 0f 84 44 02 00 00 48 8b 0f 48 c1 e9 3a 39 4c 24 08 0f 85 b0 01 00 00 49 8b 3c 24 41 8b 4c 24 28 40 f6 c7 0f <48> 8b 1c 08 0f 85 1a 02 00 00 48 8d 4a 08 65 48 0f c7 0f 0f 94 c0 [ 6.697284][ T1] RSP: 0018:ffffc90000067908 EFLAGS: 00010246 [ 6.698246][ T1] RAX: ffff000000000000 RBX: ffff88801f884000 RCX: 0000000000000100 [ 6.699336][ T1] RDX: 0000000000002fe8 RSI: 0000000000000200 RDI: 000000000003dbf0 [ 6.700475][ T1] RBP: 00000000000928c0 R08: 0000000000000001 R09: 0000000000000000 [ 6.701559][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888011841c80 [ 6.702646][ T1] R13: 00000000000001c0 R14: 0000000000000000 R15: 00000000000928c0 [ 6.703699][ T1] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 6.704958][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.706946][ T1] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 0000000000350ef0 [ 6.708073][ T1] Kernel panic - not syncing: Fatal exception [ 6.709406][ T1] Kernel Offset: disabled [ 6.710013][ T1] Rebooting in 86400 seconds.. syzkaller build log: go env (err=) GO111MODULE="auto" GOARCH="amd64" GOBIN="" GOCACHE="/syzkaller/.cache/go-build" GOENV="/syzkaller/.config/go/env" GOEXE="" GOEXPERIMENT="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="linux" GOINSECURE="" GOMODCACHE="/syzkaller/jobs/linux/gopath/pkg/mod" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/syzkaller/jobs/linux/gopath" GOPRIVATE="" GOPROXY="https://proxy.golang.org,direct" GOROOT="/usr/local/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64" GOVCS="" GOVERSION="go1.17" GCCGO="gccgo" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build2010545710=/tmp/go-build -gno-record-gcc-switches" git status (err=) HEAD detached at dd9a85ff3 nothing to commit, working tree clean go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=dd9a85ff356d74a765888403f1b70faece9e642b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220915-084224'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=dd9a85ff356d74a765888403f1b70faece9e642b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220915-084224'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=dd9a85ff356d74a765888403f1b70faece9e642b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220915-084224'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"dd9a85ff356d74a765888403f1b70faece9e642b\"