general protection fault in add_mtd_device Linux agpgart interface v0.103 ACPI: bus type drm_connector registered [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 Console: switching to colour frame buffer device 128x48 platform vkms: [drm] fb0: vkmsdrmfb frame buffer device usbcore: registered new interface driver udl [drm] pci: virtio-vga detected at 0000:00:01.0 virtio-pci 0000:00:01.0: vgaarb: deactivate vga console [drm] features: -virgl +edid -resource_blob -host_visible [drm] features: -context_init [drm] number of scanouts: 1 [drm] number of cap sets: 0 [drm] Initialized virtio_gpu 0.1.0 0 for virtio0 on minor 2 virtio_gpu virtio0: [drm] fb1: virtio_gpudrmfb frame buffer device brd: module loaded loop: module loaded zram: Added device: zram0 null_blk: disk nullb0 created null_blk: module loaded Guest personality initialized and is inactive VMCI host device registered (name=vmci, major=10, minor=119) Initialized host personality usbcore: registered new interface driver rtsx_usb lpc_ich 0000:00:1f.0: I/O space for GPIO uninitialized usbcore: registered new interface driver viperboard usbcore: registered new interface driver dln2 usbcore: registered new interface driver pn533_usb nfcsim 0.2 initialized usbcore: registered new interface driver port100 usbcore: registered new interface driver nfcmrvl Loading iSCSI transport class v2.0-870. st: Version 20160209, fixed bufsize 32768, s/g segs 256 ahci 0000:00:1f.2: AHCI 0001.0000 32 slots 6 ports 1.5 Gbps 0x3f impl SATA mode ahci 0000:00:1f.2: flags: 64bit ncq only scsi host0: ahci scsi host1: ahci scsi host2: ahci scsi host3: ahci scsi host4: ahci scsi host5: ahci ata1: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7100 irq 27 ata2: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7180 irq 27 ata3: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7200 irq 27 ata4: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7280 irq 27 ata5: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7300 irq 27 ata6: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7380 irq 27 Rounding down aligned max_sectors from 4294967295 to 4294967288 db_root: cannot open: /etc/target slram: not enough parameters. general protection fault, probably for non-canonical address 0xdffffc00000000ac: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000560-0x0000000000000567] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.19.0-rc5-next-20220708-syzkaller-09136-gf2528c293858-dirty #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:dev_of_node include/linux/device.h:862 [inline] RIP: 0010:mtd_check_of_node drivers/mtd/mtdcore.c:563 [inline] RIP: 0010:add_mtd_device+0xbc8/0x1520 drivers/mtd/mtdcore.c:721 Code: 48 81 fd 60 fe ff ff 0f 84 90 fd ff ff e8 40 e2 95 fc 48 8d bd 60 05 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 da 08 00 00 48 8b ad 60 05 00 00 48 85 ed 0f 84 RSP: 0000:ffffc9000054fc98 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: ffff888042e1c000 RCX: 0000000000000000 RDX: 00000000000000ac RSI: ffffffff84e3fab0 RDI: 0000000000000560 RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000000 R10: ffffffff89c00000 R11: 0000000000000000 R12: ffff888042e1c004 R13: ffff888042e1c028 R14: 0000000000000000 R15: 0000000005a00000 FS: 0000000000000000(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000000ba8e000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: mtd_device_parse_register+0x50c/0x850 drivers/mtd/mtdcore.c:1032 mtdram_init_device+0x291/0x350 drivers/mtd/devices/mtdram.c:146 init_mtdram+0xe5/0x177 drivers/mtd/devices/mtdram.c:171 do_one_initcall+0xfe/0x650 init/main.c:1300 do_initcall_level init/main.c:1375 [inline] do_initcalls init/main.c:1391 [inline] do_basic_setup init/main.c:1410 [inline] kernel_init_freeable+0x6b1/0x73a init/main.c:1617 kernel_init+0x1a/0x1d0 init/main.c:1506 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:dev_of_node include/linux/device.h:862 [inline] RIP: 0010:mtd_check_of_node drivers/mtd/mtdcore.c:563 [inline] RIP: 0010:add_mtd_device+0xbc8/0x1520 drivers/mtd/mtdcore.c:721 Code: 48 81 fd 60 fe ff ff 0f 84 90 fd ff ff e8 40 e2 95 fc 48 8d bd 60 05 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 da 08 00 00 48 8b ad 60 05 00 00 48 85 ed 0f 84 RSP: 0000:ffffc9000054fc98 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: ffff888042e1c000 RCX: 0000000000000000 RDX: 00000000000000ac RSI: ffffffff84e3fab0 RDI: 0000000000000560 RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000000 R10: ffffffff89c00000 R11: 0000000000000000 R12: ffff888042e1c004 R13: ffff888042e1c028 R14: 0000000000000000 R15: 0000000005a00000 FS: 0000000000000000(0000) GS:ffff88802cb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000000ba8e000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 48 81 fd 60 fe ff ff cmp $0xfffffffffffffe60,%rbp 7: 0f 84 90 fd ff ff je 0xfffffd9d d: e8 40 e2 95 fc callq 0xfc95e252 12: 48 8d bd 60 05 00 00 lea 0x560(%rbp),%rdi 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 89 fa mov %rdi,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 da 08 00 00 jne 0x90e 34: 48 8b ad 60 05 00 00 mov 0x560(%rbp),%rbp 3b: 48 85 ed test %rbp,%rbp 3e: 0f .byte 0xf 3f: 84 .byte 0x84 failed to run ["ssh" "-p" "57673" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@localhost" "pwd"]: exit status 255 Connection timed out during banner exchange Connection to 127.0.0.1 port 57673 timed out qemu-system-x86_64: -usbdevice tablet: '-usbdevice' is deprecated, please use '-device usb-...' instead ftruncate: Invalid argument qemu-system-x86_64: warning: hub 0 is not connected to host network [ 0.000000][ T0] Linux version 5.19.0-rc5-next-20220708-syzkaller-09136-gf2528c293858-dirty (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: root=/dev/sda console=ttyS0 root=/dev/sda1 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] signal: max sigframe size: 1776 [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x000000007ffdcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000007ffdd000-0x000000007fffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.8 present. [ 0.000000][ T0] DMI: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000010][ T0] kvm-clock: using sched offset of 4255981747 cycles [ 0.006873][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.026946][ T0] tsc: Detected 2299.998 MHz processor [ 0.043758][ T0] last_pfn = 0x7ffdd max_arch_pfn = 0x400000000 [ 0.052390][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.078246][ T0] found SMP MP-table at [mem 0x000f5c80-0x000f5c8f] [ 0.085787][ T0] Using GB pages for direct mapping [ 0.094033][ T0] ACPI: Early table checksum verification disabled [ 0.101335][ T0] ACPI: RSDP 0x00000000000F5AD0 000014 (v00 BOCHS ) [ 0.109494][ T0] ACPI: RSDT 0x000000007FFE1F5B 000044 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.120618][ T0] ACPI: FACP 0x000000007FFE17ED 0000F4 (v03 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.131796][ T0] ACPI: DSDT 0x000000007FFDF040 0027AD (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.142636][ T0] ACPI: FACS 0x000000007FFDF000 000040 [ 0.149678][ T0] ACPI: APIC 0x000000007FFE18E1 0000B0 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.160613][ T0] ACPI: HPET 0x000000007FFE1991 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.171240][ T0] ACPI: SRAT 0x000000007FFE19C9 000150 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.181665][ T0] ACPI: MCFG 0x000000007FFE1B19 00003C (v01 BOCHS BXPCMCFG 00000001 BXPC 00000001) [ 0.192879][ T0] ACPI: SSDT 0x000000007FFE1B55 0002FE (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.203199][ T0] ACPI: NFIT 0x000000007FFE1E53 0000E0 (v01 BOCHS BXPCNFIT 00000001 BXPC 00000001) [ 0.214502][ T0] ACPI: WAET 0x000000007FFE1F33 000028 (v01 BOCHS BXPCWAET 00000001 BXPC 00000001) [ 0.227417][ T0] ACPI: Reserving FACP table memory at [mem 0x7ffe17ed-0x7ffe18e0] [ 0.236347][ T0] ACPI: Reserving DSDT table memory at [mem 0x7ffdf040-0x7ffe17ec] [ 0.244593][ T0] ACPI: Reserving FACS table memory at [mem 0x7ffdf000-0x7ffdf03f] [ 0.253997][ T0] ACPI: Reserving APIC table memory at [mem 0x7ffe18e1-0x7ffe1990] [ 0.263357][ T0] ACPI: Reserving HPET table memory at [mem 0x7ffe1991-0x7ffe19c8] [ 0.271557][ T0] ACPI: Reserving SRAT table memory at [mem 0x7ffe19c9-0x7ffe1b18] [ 0.279743][ T0] ACPI: Reserving MCFG table memory at [mem 0x7ffe1b19-0x7ffe1b54] [ 0.287929][ T0] ACPI: Reserving SSDT table memory at [mem 0x7ffe1b55-0x7ffe1e52] [ 0.298292][ T0] ACPI: Reserving NFIT table memory at [mem 0x7ffe1e53-0x7ffe1f32] [ 0.307854][ T0] ACPI: Reserving WAET table memory at [mem 0x7ffe1f33-0x7ffe1f5a] [ 0.318591][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.325122][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.330627][ T0] SRAT: PXM 0 -> APIC 0x02 -> Node 0 [ 0.335870][ T0] SRAT: PXM 0 -> APIC 0x03 -> Node 0 [ 0.342626][ T0] SRAT: PXM 0 -> APIC 0x04 -> Node 0 [ 0.349531][ T0] SRAT: PXM 0 -> APIC 0x05 -> Node 0 [ 0.355857][ T0] SRAT: PXM 0 -> APIC 0x06 -> Node 0 [ 0.362238][ T0] SRAT: PXM 0 -> APIC 0x07 -> Node 0 [ 0.368700][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.377217][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x7fffffff] [ 0.385561][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x103ffffff] non-volatile [ 0.394239][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x57fffffff] hotplug [ 0.403477][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x7ffdcfff] -> [mem 0x00000000-0x7ffdcfff] [ 0.416413][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000003fffffff] (1024MB) [ 0.428034][ T0] Faking node 1 at [mem 0x0000000040000000-0x000000007ffdcfff] (1023MB) [ 0.439752][ T0] NODE_DATA(0) allocated [mem 0x3fffa000-0x3fffffff] [ 0.470809][ T0] NODE_DATA(1) allocated [mem 0x7ffd6000-0x7ffdbfff] [ 0.610773][ T0] Zone ranges: [ 0.614808][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.623210][ T0] DMA32 [mem 0x0000000001000000-0x000000007ffdcfff] [ 0.630780][ T0] Normal empty [ 0.634882][ T0] Device empty [ 0.638907][ T0] Movable zone start for each node [ 0.646002][ T0] Early memory node ranges [ 0.651304][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.658663][ T0] node 0: [mem 0x0000000000100000-0x000000003fffffff] [ 0.667802][ T0] node 1: [mem 0x0000000040000000-0x000000007ffdcfff] [ 0.675246][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff] [ 0.684824][ T0] Initmem setup node 1 [mem 0x0000000040000000-0x000000007ffdcfff] [ 0.693850][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.694012][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.726309][ T0] On node 1, zone DMA32: 35 pages in unavailable ranges [ 3.601436][ T0] kasan: KernelAddressSanitizer initialized [ 3.629410][ T0] ACPI: PM-Timer IO Port: 0x608 [ 3.636030][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 3.645328][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 3.656396][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 3.665855][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 3.675467][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 3.684860][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 3.692952][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 3.701016][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 3.709989][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 3.717081][ T0] TSC deadline timer available [ 3.722652][ T0] smpboot: Allowing 8 CPUs, 4 hotplug CPUs [ 3.730749][ T0] kvm-guest: KVM setup pv remote TLB flush [ 3.738497][ T0] kvm-guest: setup PV sched yield [ 3.744167][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 3.754503][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 3.765699][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 3.776451][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 3.785901][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 3.793290][ T0] Booting paravirtualized kernel on KVM [ 3.798995][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.879645][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:8 nr_node_ids:2 [ 3.929252][ T0] percpu: Embedded 69 pages/cpu s243976 r8192 d30456 u1048576 [ 3.937037][ T0] kvm-guest: PV spinlocks enabled [ 3.942187][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 3.950840][ T0] Fallback order for Node 0: 0 1 [ 3.956092][ T0] Fallback order for Node 1: 1 0 [ 3.961433][ T0] Built 2 zonelists, mobility grouping on. Total pages: 515805 [ 3.969453][ T0] Policy zone: DMA32 [ 3.973558][ 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 dummy_hcd.num=8 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 panic_on_warn=1 root=/dev/sda console=ttyS0 root=/dev/sda1 [ 4.067332][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl", will be passed to user space. [ 4.098581][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 4.156530][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 4.930611][ T0] Memory: 1422032K/2096620K available (141342K kernel code, 34775K rwdata, 30260K rodata, 2732K init, 34076K bss, 674332K reserved, 0K cma-reserved) [ 4.965887][ T0] Dynamic Preempt: full [ 4.979134][ T0] Running RCU self tests [ 4.983384][ T0] rcu: Preemptible hierarchical RCU implementation. [ 4.991424][ T0] rcu: RCU lockdep checking is enabled. [ 4.998221][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 5.006318][ T0] rcu: RCU debug extended QS entry/exit. [ 5.013644][ T0] All grace periods are expedited (rcu_expedited). [ 5.021972][ T0] Trampoline variant of Tasks RCU enabled. [ 5.028345][ T0] Tracing variant of Tasks RCU enabled. [ 5.034449][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 5.109472][ T0] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16 [ 5.118779][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 5.128963][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88807ea00000-0xffff88807ec00000 [ 5.140848][ T0] random: crng init done [ 5.226211][ T0] Console: colour VGA+ 80x25 [ 5.232063][ T0] printk: console [ttyS0] enabled [ 5.232063][ T0] printk: console [ttyS0] enabled [ 5.243756][ T0] printk: bootconsole [earlyser0] disabled [ 5.243756][ T0] printk: bootconsole [earlyser0] disabled [ 5.258320][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 5.268255][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 5.273032][ T0] ... MAX_LOCK_DEPTH: 48 [ 5.278634][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 5.284190][ T0] ... CLASSHASH_SIZE: 4096 [ 5.290245][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 5.297455][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 5.304162][ T0] ... CHAINHASH_SIZE: 131072 [ 5.310169][ T0] memory used by lock dependency info: 20657 kB [ 5.316716][ T0] memory used for stack traces: 8320 kB [ 5.322452][ T0] per task-struct memory footprint: 1920 bytes [ 5.341879][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 5.356886][ T0] ACPI: Core revision 20220331 [ 5.365497][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 5.378419][ T0] APIC: Switch to symmetric I/O mode setup [ 5.384907][ T0] kvm-guest: setup PV IPIs [ 5.402767][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 5.410487][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212733415c7, max_idle_ns: 440795236380 ns [ 5.423248][ T0] Calibrating delay loop (skipped) preset value.. 4599.99 BogoMIPS (lpj=22999980) [ 5.433247][ T0] pid_max: default: 32768 minimum: 301 [ 5.445524][ T0] LSM: Security Framework initializing [ 5.451401][ T0] landlock: Up and running. [ 5.453252][ T0] Yama: becoming mindful. [ 5.463737][ T0] TOMOYO Linux initialized [ 5.469552][ T0] SELinux: Initializing. [ 5.493606][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc) [ 5.513288][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 5.523845][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 5.533493][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 5.564694][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 5.574465][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 5.583252][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 5.590153][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 5.593304][ T0] Spectre V2 : Kernel not compiled with retpoline; no mitigation available! [ 5.593314][ T0] Spectre V2 : Vulnerable [ 5.613250][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 5.623246][ T0] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 5.633298][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 5.643262][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 5.651633][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 5.653271][ T0] MDS: Mitigation: Clear CPU buffers [ 5.667063][ T0] Freeing SMP alternatives memory: 108K [ 5.675161][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 5.689537][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 5.693450][ T1] cblist_init_generic: Setting shift to 3 and lim to 1. [ 5.703429][ T1] cblist_init_generic: Setting shift to 3 and lim to 1. [ 5.712873][ T1] Running RCU-tasks wait API self tests [ 5.823797][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 5.834830][ T1] rcu: Hierarchical SRCU implementation. [ 5.842540][ T1] rcu: Max phase no-delay instances is 1000. [ 5.843609][ T14] Callback from call_rcu_tasks_trace() invoked. [ 5.862548][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 5.867517][ T1] smp: Bringing up secondary CPUs ... [ 5.891084][ T1] x86: Booting SMP configuration: [ 5.893455][ T1] .... node #0, CPUs: #1 [ 5.906047][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 5.926348][ T1] #2 [ 5.949533][ T1] #3 [ 5.968890][ T1] smp: Brought up 2 nodes, 4 CPUs [ 5.973358][ T1] smpboot: Max logical packages: 2 [ 5.981245][ T1] smpboot: Total of 4 processors activated (18399.98 BogoMIPS) [ 6.063355][ T13] Callback from call_rcu_tasks() invoked. [ 6.168969][ T1] allocated 33554432 bytes of page_ext [ 6.174678][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 6.198011][ T1] Node 0, zone DMA32: page owner found early allocated 7347 pages [ 6.205946][ T1] Node 1, zone DMA32: page owner found early allocated 5054 pages [ 6.215363][ T1] devtmpfs: initialized [ 6.219156][ T1] x86/mm: Memory block size: 128MB [ 6.260503][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 6.264974][ T1] futex hash table entries: 2048 (order: 6, 262144 bytes, vmalloc) [ 6.284051][ T1] PM: RTC time: 15:07:11, date: 2022-07-08 [ 6.292846][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 6.299610][ T1] audit: initializing netlink subsys (disabled) [ 6.304024][ T38] audit: type=2000 audit(1657292832.125:1): state=initialized audit_enabled=0 res=1 [ 6.307018][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 6.313278][ T1] thermal_sys: Registered thermal governor 'user_space' [ 6.320695][ T1] cpuidle: using governor menu [ 6.328701][ T1] NET: Registered PF_QIPCRTR protocol family [ 6.341597][ T1] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000) [ 6.343280][ T1] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820 [ 6.593473][ T1] PCI: Using configuration type 1 for base access [ 7.014301][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 7.023466][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 7.031102][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 7.033268][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 7.055592][ T1] cryptd: max_cpu_qlen set to 1000 [ 7.065907][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 7.073285][ T1] raid6: using avx2x2 recovery algorithm [ 7.080646][ T1] ACPI: Added _OSI(Module Device) [ 7.083289][ T1] ACPI: Added _OSI(Processor Device) [ 7.089019][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 7.103268][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 7.109828][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 7.113283][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 7.119478][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 7.221896][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 7.285717][ T1] ACPI: Interpreter enabled [ 7.292980][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 7.303367][ T1] ACPI: Using IOAPIC for interrupt routing [ 7.312126][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 7.323280][ T1] PCI: Using E820 reservations for host bridge windows [ 7.338626][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 7.521802][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 7.523362][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 7.542139][ T1] acpi PNP0A08:00: _OSC: platform does not support [LTR] [ 7.547389][ T1] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability] [ 7.555229][ T1] PCI host bridge to bus 0000:00 [ 7.560057][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 7.563304][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 7.571696][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 7.573300][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 7.582340][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 7.583304][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 7.592099][ T1] pci_bus 0000:00: root bus resource [mem 0x580000000-0xd7fffffff window] [ 7.593468][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 7.601693][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 [ 7.613216][ T1] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000 [ 7.629515][ T1] pci 0000:00:01.0: reg 0x10: [mem 0xfe000000-0xfe7fffff pref] [ 7.666041][ T1] pci 0000:00:01.0: reg 0x18: [mem 0xfe800000-0xfe803fff 64bit pref] [ 7.685703][ T1] pci 0000:00:01.0: reg 0x20: [mem 0xfebf4000-0xfebf4fff] [ 7.708040][ T1] pci 0000:00:01.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref] [ 7.718738][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 7.743229][ T1] pci 0000:00:01.0: pci_fixup_video+0x0/0x270 took 29296 usecs [ 7.793083][ T1] pci 0000:00:02.0: [8086:10d3] type 00 class 0x020000 [ 7.813296][ T1] pci 0000:00:02.0: reg 0x10: [mem 0xfeb80000-0xfeb9ffff] [ 7.825728][ T1] pci 0000:00:02.0: reg 0x14: [mem 0xfeba0000-0xfebbffff] [ 7.836641][ T1] pci 0000:00:02.0: reg 0x18: [io 0xc080-0xc09f] [ 7.856255][ T1] pci 0000:00:02.0: reg 0x1c: [mem 0xfebf0000-0xfebf3fff] [ 7.874760][ T1] pci 0000:00:02.0: reg 0x30: [mem 0xfeb00000-0xfeb3ffff pref] [ 7.898795][ T1] pci 0000:00:03.0: [1af4:1005] type 00 class 0x00ff00 [ 7.905489][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 7.919188][ T1] pci 0000:00:03.0: reg 0x20: [mem 0xfe804000-0xfe807fff 64bit pref] [ 7.939376][ T1] pci 0000:00:04.0: [1af4:1009] type 00 class 0x000200 [ 7.955446][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc0c0-0xc0df] [ 7.966235][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebf5000-0xfebf5fff] [ 7.982892][ T1] pci 0000:00:04.0: reg 0x20: [mem 0xfe808000-0xfe80bfff 64bit pref] [ 8.018026][ T1] pci 0000:00:05.0: [8086:100e] type 00 class 0x020000 [ 8.027171][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfebc0000-0xfebdffff] [ 8.041531][ T1] pci 0000:00:05.0: reg 0x14: [io 0xc000-0xc03f] [ 8.060780][ T1] pci 0000:00:05.0: reg 0x30: [mem 0xfeb40000-0xfeb7ffff pref] [ 8.071220][ T1] pci 0000:00:1d.0: [8086:2934] type 00 class 0x0c0300 [ 8.082543][ T1] pci 0000:00:1d.0: reg 0x20: [io 0xc0e0-0xc0ff] [ 8.091941][ T1] pci 0000:00:1d.1: [8086:2935] type 00 class 0x0c0300 [ 8.101809][ T1] pci 0000:00:1d.1: reg 0x20: [io 0xc100-0xc11f] [ 8.111131][ T1] pci 0000:00:1d.2: [8086:2936] type 00 class 0x0c0300 [ 8.120561][ T1] pci 0000:00:1d.2: reg 0x20: [io 0xc120-0xc13f] [ 8.129837][ T1] pci 0000:00:1d.7: [8086:293a] type 00 class 0x0c0320 [ 8.135302][ T1] pci 0000:00:1d.7: reg 0x10: [mem 0xfebf6000-0xfebf6fff] [ 8.154839][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 [ 8.169464][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 8.179645][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 [ 8.197892][ T1] pci 0000:00:1f.2: reg 0x20: [io 0xc140-0xc15f] [ 8.205408][ T1] pci 0000:00:1f.2: reg 0x24: [mem 0xfebf7000-0xfebf7fff] [ 8.220711][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 [ 8.230543][ T1] pci 0000:00:1f.3: reg 0x20: [io 0x0700-0x073f] [ 8.263262][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 8.274103][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 8.283689][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 8.293673][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 8.303317][ T1] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 8.314861][ T1] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 8.327452][ T1] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 8.336491][ T1] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 8.344115][ T1] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 8.351509][ T1] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 8.353714][ T1] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 8.361823][ T1] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 8.363994][ T1] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 8.371391][ T1] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 8.373922][ T1] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 8.381566][ T1] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 8.423383][ T1] iommu: Default domain type: Translated [ 8.430842][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 8.455053][ T1] SCSI subsystem initialized [ 8.470470][ T1] ACPI: bus type USB registered [ 8.475265][ T1] usbcore: registered new interface driver usbfs [ 8.484023][ T1] usbcore: registered new interface driver hub [ 8.492289][ T1] usbcore: registered new device driver usb [ 8.497572][ T1] mc: Linux media interface: v0.10 [ 8.503328][ T1] videodev: Linux video capture interface: v2.00 [ 8.511840][ T1] pps_core: LinuxPPS API ver. 1 registered [ 8.513705][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 8.523638][ T1] PTP clock support registered [ 8.530501][ T1] EDAC MC: Ver: 3.0.0 [ 8.549968][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 8.564629][ T1] Bluetooth: Core ver 2.22 [ 8.571144][ T1] NET: Registered PF_BLUETOOTH protocol family [ 8.573297][ T1] Bluetooth: HCI device and connection manager initialized [ 8.583316][ T1] Bluetooth: HCI socket layer initialized [ 8.589757][ T1] Bluetooth: L2CAP socket layer initialized [ 8.593717][ T1] Bluetooth: SCO socket layer initialized [ 8.600883][ T1] NET: Registered PF_ATMPVC protocol family [ 8.603274][ T1] NET: Registered PF_ATMSVC protocol family [ 8.611281][ T1] NetLabel: Initializing [ 8.613268][ T1] NetLabel: domain hash size = 128 [ 8.618431][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 8.624716][ T1] NetLabel: unlabeled traffic allowed by default [ 8.635397][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 8.640978][ T1] NET: Registered PF_NFC protocol family [ 8.644107][ T1] PCI: Using ACPI for IRQ routing [ 9.257568][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 9.262214][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 9.263229][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 9.263308][ T1] vgaarb: loaded [ 9.282947][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 9.283271][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 9.295516][ T1] clocksource: Switched to clocksource kvm-clock [ 9.314148][ T1] VFS: Disk quotas dquot_6.6.0 [ 9.321244][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 9.333165][ T1] FS-Cache: Loaded [ 9.342467][ T1] CacheFiles: Loaded [ 9.349758][ T1] TOMOYO: 2.6.0 [ 9.354892][ T1] Mandatory Access Control activated. [ 9.362005][ T1] pnp: PnP ACPI init [ 9.382359][ T1] pnp: PnP ACPI: found 6 devices [ 9.506960][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 9.520782][ T1] NET: Registered PF_INET protocol family [ 9.529771][ T1] IP idents hash table entries: 32768 (order: 6, 262144 bytes, vmalloc) [ 9.560058][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 73728 bytes, vmalloc) [ 9.573107][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 9.585176][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 9.608165][ T1] TCP bind hash table entries: 16384 (order: 8, 1179648 bytes, vmalloc) [ 9.619678][ T1] TCP: Hash tables configured (established 16384 bind 16384) [ 9.634391][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, vmalloc) [ 9.646044][ T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 9.656343][ T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 9.668427][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 9.684122][ T1] RPC: Registered named UNIX socket transport module. [ 9.694065][ T1] RPC: Registered udp transport module. [ 9.702205][ T1] RPC: Registered tcp transport module. [ 9.710320][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 9.725193][ T1] NET: Registered PF_XDP protocol family [ 9.730914][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 9.739563][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 9.750204][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 9.761214][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 9.771277][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 9.781073][ T1] pci_bus 0000:00: resource 9 [mem 0x580000000-0xd7fffffff window] [ 9.809671][ T1] ACPI: \_SB_.GSIA: Enabled at IRQ 16 [ 9.839630][ T1] pci 0000:00:1d.0: quirk_usb_early_handoff+0x0/0x1260 took 47906 usecs [ 9.871404][ T1] ACPI: \_SB_.GSIB: Enabled at IRQ 17 [ 9.904288][ T1] pci 0000:00:1d.1: quirk_usb_early_handoff+0x0/0x1260 took 53549 usecs [ 9.937536][ T1] ACPI: \_SB_.GSIC: Enabled at IRQ 18 [ 9.969388][ T1] pci 0000:00:1d.2: quirk_usb_early_handoff+0x0/0x1260 took 53306 usecs [ 10.005947][ T1] ACPI: \_SB_.GSID: Enabled at IRQ 19 [ 10.037123][ T1] pci 0000:00:1d.7: quirk_usb_early_handoff+0x0/0x1260 took 53921 usecs [ 10.049155][ T1] PCI: CLS 0 bytes, default 64 [ 10.056569][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 10.066991][ T1] software IO TLB: mapped [mem 0x000000007a200000-0x000000007e200000] (64MB) [ 10.078692][ T1] ACPI: bus type thunderbolt registered [ 10.098489][ T75] kworker/u17:4 (75) used greatest stack depth: 27744 bytes left [ 10.099162][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 10.446865][ T77] kworker/u17:3 (77) used greatest stack depth: 27480 bytes left [ 10.448263][ T1] kvm: already loaded vendor module 'kvm_intel' [ 10.463729][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212733415c7, max_idle_ns: 440795236380 ns [ 10.480321][ T1] clocksource: Switched to clocksource tsc [ 12.249187][ T1] Initialise system trusted keyrings [ 12.272119][ T1] workingset: timestamp_bits=40 max_order=19 bucket_order=0 [ 12.288156][ T1] zbud: loaded [ 12.316499][ T1] DLM installed [ 12.332660][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 12.365217][ T1] NFS: Registering the id_resolver key type [ 12.375842][ T1] Key type id_resolver registered [ 12.383119][ T1] Key type id_legacy registered [ 12.391520][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 12.404130][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 12.415291][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 12.454737][ T1] Key type cifs.spnego registered [ 12.465814][ T1] Key type cifs.idmap registered [ 12.474980][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 12.484559][ T1] ntfs3: Max link count 4000 [ 12.493056][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 12.502722][ T1] ntfs3: Read-only LZX/Xpress compression included [ 12.514136][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 12.524994][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 12.547619][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 12.556978][ T1] QNX4 filesystem 0.2.3 registered. [ 12.566993][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 12.577297][ T1] fuse: init (API version 7.36) [ 12.597975][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 12.612311][ T1] orangefs_init: module version upstream loaded [ 12.627676][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 12.730076][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 12.766182][ T1] 9p: Installing v9fs 9p2000 file system support [ 12.776134][ T1] NILFS version 2 loaded [ 12.781774][ T1] befs: version: 0.9.3 [ 12.789682][ T1] ocfs2: Registered cluster interface o2cb [ 12.797848][ T1] ocfs2: Registered cluster interface user [ 12.805010][ T1] OCFS2 User DLM kernel interface loaded [ 12.859917][ T1] gfs2: GFS2 installed [ 12.902603][ T1] ceph: loaded (mds proto 32) [ 12.961686][ T1] NET: Registered PF_ALG protocol family [ 12.972306][ T1] xor: automatically using best checksumming function avx [ 12.984970][ T1] async_tx: api initialized (async) [ 12.992718][ T1] Key type asymmetric registered [ 12.999807][ T1] Asymmetric key parser 'x509' registered [ 13.007697][ T1] Asymmetric key parser 'pkcs8' registered [ 13.015924][ T1] Key type pkcs7_test registered [ 13.043720][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 13.053708][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 13.069196][ T1] io scheduler mq-deadline registered [ 13.076715][ T1] io scheduler kyber registered [ 13.083499][ T1] io scheduler bfq registered [ 13.151507][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 13.168600][ T1] ACPI: button: Power Button [PWRF] [ 13.476710][ T1] ACPI: \_SB_.GSIF: Enabled at IRQ 21 [ 13.515002][ T1] ACPI: \_SB_.GSIH: Enabled at IRQ 23 [ 13.548666][ T1] ACPI: \_SB_.GSIE: Enabled at IRQ 20 [ 13.594497][ T262] kworker/u17:2 (262) used greatest stack depth: 27104 bytes left [ 14.109666][ T672] kworker/u17:0 (672) used greatest stack depth: 26816 bytes left [ 14.210508][ T1] N_HDLC line discipline registered with maxframe=4096 [ 14.218860][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 14.229733][ T1] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 14.292113][ T1] Non-volatile memory driver v1.3 [ 14.306105][ T1] Linux agpgart interface v0.103 [ 14.317270][ T1] ACPI: bus type drm_connector registered [ 14.336734][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 14.357542][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 14.530121][ T1] Console: switching to colour frame buffer device 128x48 [ 14.556920][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 14.568222][ T1] usbcore: registered new interface driver udl [ 14.578154][ T1] [drm] pci: virtio-vga detected at 0000:00:01.0 [ 14.587133][ T1] virtio-pci 0000:00:01.0: vgaarb: deactivate vga console [ 14.601404][ T1] [drm] features: -virgl +edid -resource_blob -host_visible [ 14.601434][ T1] [drm] features: -context_init [ 14.624820][ T1] [drm] number of scanouts: 1 [ 14.631544][ T1] [drm] number of cap sets: 0 [ 14.651631][ T1] [drm] Initialized virtio_gpu 0.1.0 0 for virtio0 on minor 2 [ 14.761183][ T1] virtio_gpu virtio0: [drm] fb1: virtio_gpudrmfb frame buffer device [ 14.799878][ T73] Floppy drive(s): fd1 is 2.88M AMI BIOS [ 14.848547][ T73] FDC 0 is a S82078B [ 14.853483][ T1] brd: module loaded [ 15.039843][ T1] loop: module loaded [ 15.282630][ T1] zram: Added device: zram0 [ 15.307941][ T1] null_blk: disk nullb0 created [ 15.314876][ T1] null_blk: module loaded [ 15.322030][ T1] Guest personality initialized and is inactive [ 15.331840][ T1] VMCI host device registered (name=vmci, major=10, minor=119) [ 15.343554][ T1] Initialized host personality [ 15.351117][ T1] usbcore: registered new interface driver rtsx_usb [ 15.364194][ T1] lpc_ich 0000:00:1f.0: I/O space for GPIO uninitialized [ 15.375221][ T1] usbcore: registered new interface driver viperboard [ 15.394035][ T1] usbcore: registered new interface driver dln2 [ 15.420766][ T1] usbcore: registered new interface driver pn533_usb [ 15.435855][ T1] nfcsim 0.2 initialized [ 15.441507][ T1] usbcore: registered new interface driver port100 [ 15.449424][ T1] usbcore: registered new interface driver nfcmrvl [ 15.557967][ T1] Loading iSCSI transport class v2.0-870. [ 15.574255][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 15.655691][ T1] ahci 0000:00:1f.2: AHCI 0001.0000 32 slots 6 ports 1.5 Gbps 0x3f impl SATA mode [ 15.665635][ T1] ahci 0000:00:1f.2: flags: 64bit ncq only [ 15.717885][ T1] scsi host0: ahci [ 15.729137][ T1] scsi host1: ahci [ 15.738967][ T1] scsi host2: ahci [ 15.748643][ T1] scsi host3: ahci [ 15.759337][ T1] scsi host4: ahci [ 15.769966][ T1] scsi host5: ahci [ 15.777615][ T1] ata1: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7100 irq 27 [ 15.790432][ T1] ata2: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7180 irq 27 [ 15.801963][ T1] ata3: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7200 irq 27 [ 15.812604][ T1] ata4: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7280 irq 27 [ 15.823545][ T1] ata5: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7300 irq 27 [ 15.835663][ T1] ata6: SATA max UDMA/133 abar m4096@0xfebf7000 port 0xfebf7380 irq 27 [ 15.861840][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 15.874063][ T1] db_root: cannot open: /etc/target [ 15.881765][ T1] slram: not enough parameters. [ 15.893501][ T1] general protection fault, probably for non-canonical address 0xdffffc00000000ac: 0000 [#1] PREEMPT SMP KASAN [ 15.903285][ T1] KASAN: null-ptr-deref in range [0x0000000000000560-0x0000000000000567] [ 15.903285][ T1] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.19.0-rc5-next-20220708-syzkaller-09136-gf2528c293858-dirty #0 [ 15.903285][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 15.903285][ T1] RIP: 0010:add_mtd_device+0xbc8/0x1520 [ 15.903285][ T1] Code: 48 81 fd 60 fe ff ff 0f 84 90 fd ff ff e8 40 e2 95 fc 48 8d bd 60 05 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 da 08 00 00 48 8b ad 60 05 00 00 48 85 ed 0f 84 [ 15.903285][ T1] RSP: 0000:ffffc9000054fc98 EFLAGS: 00010206 [ 15.903285][ T1] RAX: dffffc0000000000 RBX: ffff888042e1c000 RCX: 0000000000000000 [ 15.903285][ T1] RDX: 00000000000000ac RSI: ffffffff84e3fab0 RDI: 0000000000000560 [ 15.903285][ T1] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000000 [ 15.903285][ T1] R10: ffffffff89c00000 R11: 0000000000000000 R12: ffff888042e1c004 [ 15.903285][ T1] R13: ffff888042e1c028 R14: 0000000000000000 R15: 0000000005a00000 [ 15.903285][ T1] FS: 0000000000000000(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000 [ 15.903285][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.903285][ T1] CR2: 0000000000000000 CR3: 000000000ba8e000 CR4: 0000000000150ee0 [ 15.903285][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 15.903285][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 15.903285][ T1] Call Trace: [ 15.903285][ T1] [ 15.903285][ T1] ? del_mtd_partitions+0x50/0x50 [ 15.903285][ T1] ? lockdep_init_map_type+0x21a/0x7f0 [ 15.903285][ T1] ? mtd_erase+0x8e0/0x8e0 [ 15.903285][ T1] ? lockdep_init_map_type+0x21a/0x7f0 [ 15.903285][ T1] ? __raw_spin_lock_init+0x36/0x110 [ 15.903285][ T1] mtd_device_parse_register+0x50c/0x850 [ 15.903285][ T1] mtdram_init_device+0x291/0x350 [ 15.903285][ T1] ? init_phram+0x99/0x99 [ 15.903285][ T1] init_mtdram+0xe5/0x177 [ 15.903285][ T1] ? init_phram+0x99/0x99 [ 15.903285][ T1] do_one_initcall+0xfe/0x650 [ 15.903285][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0 [ 15.903285][ T1] ? parameq+0xa0/0x170 [ 15.903285][ T1] kernel_init_freeable+0x6b1/0x73a [ 15.903285][ T1] ? rest_init+0x270/0x270 [ 15.903285][ T1] kernel_init+0x1a/0x1d0 [ 15.903285][ T1] ? rest_init+0x270/0x270 [ 15.903285][ T1] ret_from_fork+0x1f/0x30 [ 15.903285][ T1] [ 15.903285][ T1] Modules linked in: [ 16.166420][ T1] ---[ end trace 0000000000000000 ]--- [ 16.173230][ T1] RIP: 0010:add_mtd_device+0xbc8/0x1520 [ 16.181613][ T1] Code: 48 81 fd 60 fe ff ff 0f 84 90 fd ff ff e8 40 e2 95 fc 48 8d bd 60 05 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 da 08 00 00 48 8b ad 60 05 00 00 48 85 ed 0f 84 [ 16.182823][ T1070] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 16.207603][ T1] RSP: 0000:ffffc9000054fc98 EFLAGS: 00010206 [ 16.223848][ T1] RAX: dffffc0000000000 RBX: ffff888042e1c000 RCX: 0000000000000000 [ 16.226878][ T1070] ata3.00: ATAPI: QEMU DVD-ROM, 2.5+, max UDMA/100 [ 16.234581][ T1] RDX: 00000000000000ac RSI: ffffffff84e3fab0 RDI: 0000000000000560 [ 16.242139][ T1070] ata3.00: applying bridge limits [ 16.251786][ T1] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000000 [ 16.251808][ T1] R10: ffffffff89c00000 R11: 0000000000000000 R12: ffff888042e1c004 [ 16.251823][ T1] R13: ffff888042e1c028 R14: 0000000000000000 R15: 0000000005a00000 [ 16.251845][ T1] FS: 0000000000000000(0000) GS:ffff88802cb00000(0000) knlGS:0000000000000000 [ 16.251896][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.251915][ T1] CR2: 0000000000000000 CR3: 000000000ba8e000 CR4: 0000000000150ee0 [ 16.251957][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 16.251970][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 16.251986][ T1] Kernel panic - not syncing: Fatal exception [ 16.258416][ T1] Kernel Offset: disabled [ 16.261617][ 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-build2181792515=/tmp/go-build -gno-record-gcc-switches" git status (err=) HEAD detached at a371c43c3 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=a371c43c33b6f901421f93b655442363c072d251 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220624-125309'" "-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=a371c43c33b6f901421f93b655442363c072d251 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220624-125309'" "-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=a371c43c33b6f901421f93b655442363c072d251 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20220624-125309'" "-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=\"a371c43c33b6f901421f93b655442363c072d251\"