| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <5B2D1DA7.9040201@hisilicon.com>
Date: Sat, 23 Jun 2018 00:02:47 +0800
From: Wei Xu <xuwei5@...ilicon.com>
To: Will Deacon <will.deacon@....com>
CC: Mark Rutland <mark.rutland@....com>,
James Morse <james.morse@....com>, <catalin.marinas@....com>,
<suzuki.poulose@....com>, <dave.martin@....com>,
<marc.zyngier@....com>, <linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, Linuxarm <linuxarm@...wei.com>,
Hanjun Guo <guohanjun@...wei.com>, <xiexiuqi@...wei.com>,
huangdaode <huangdaode@...ilicon.com>,
"Chenxin (Charles)" <charles.chenxin@...wei.com>,
"Xiongfanggou (James)" <james.xiong@...wei.com>,
"Liguozhu (Kenneth)" <liguozhu@...ilicon.com>,
Zhangyi ac <zhangyi.ac@...wei.com>,
<jonathan.cameron@...wei.com>,
Shameerali Kolothum Thodi
<shameerali.kolothum.thodi@...wei.com>,
John Garry <john.garry@...wei.com>,
Salil Mehta <salil.mehta@...wei.com>,
Shiju Jose <shiju.jose@...wei.com>,
"Zhuangyuzeng (Yisen)" <yisen.zhuang@...wei.com>,
"Wangzhou (B)" <wangzhou1@...ilicon.com>,
"kongxinwei (A)" <kong.kongxinwei@...ilicon.com>,
"Liyuan (Larry, Turing Solution)" <Larry.T@...wei.com>,
<libeijian@...ilicon.com>, <zhangbin011@...ilicon.com>
Subject: Re: KVM guest sometimes failed to boot because of kernel stack
overflow if KPTI is enabled on a hisilicon ARM64 platform.
Hi Will, Mark,
On 2018/6/22 23:41, Will Deacon wrote:
> On Fri, Jun 22, 2018 at 11:28:21PM +0800, Wei Xu wrote:
>> On 2018/6/22 22:28, Mark Rutland wrote:
>>> On Fri, Jun 22, 2018 at 09:18:27PM +0800, Wei Xu wrote:
>>>> [ 0.227507] Mem abort info:
>>>> [ 0.230390] ESR = 0x96000006
>>>> [ 0.233517] Exception class = DABT (current EL), IL = 32 bits
>>>> [ 0.239428] SET = 0, FnV = 0
>>>> [ 0.242555] EA = 0, S1PTW = 0
>>>> [ 0.245797] Data abort info:
>>>> [ 0.248795] ISV = 0, ISS = 0x00000006
>>>> [ 0.252652] CM = 0, WnR = 0
>>>> [ 0.255769] swapper pgtable: 4k pages, 48-bit VAs, pgdp =
>>>> (ptrval)
>>>> [ 0.262645] [ffff0000093abce0] pgd=00000000411f8803,
>>>> pud=00000000411f9803, pmd=0000000000000000
>>> ... and here the PMD for the task stack is all zeroes, so evidently
>>> that's getting corrupted somehow.
>>>
>>> It appears that the overflow stack (which IIRC is embedded within the
>>> kernel's data segment, as part of the image mapping), is fine.
>>>
>>> I wonder if there's some existing weirdness in the page tables for the
>>> vmalloc area that causes things to go wrong. Can you please:
>>>
>>> * enable ARM64_PTDUMP_DEBUGFS
>>>
>>> * boot with kpti=off (with Will's patch to make this work)
>>>
>>> * as root, cat /sys/kernel/debug/kernel_page_tables
>>>
>>> ... and dump the result here?
>> Thanks!
>> Can I do this later since Will's new patch works?
> Yes, you should probably go to bed now! Please note that my patch still
> isn't the right thing for mainline, since it avoids setting PTE_NG for
> tables and therefore won't solve the boot-time issue with KASAN enabled.
>
> We also don't understand why clean+invalidate is causing the issue on your
> CPU, whereas clean does not. It looks like clean+invalidate somehow results
> in page table entries being zeroed.
>
> Have a good weekend,
Got it. Thanks and enjoy the fifa world cup :)
Below is the log enabled ARM64_PTDUMP_DEBUGFS.
Only Will's kpti early_param patch on 4.17.0.
Hope it helps.
./qemu-system-aarch64 -machine virt,kernel_irqchip=on,gic-v
ersion=3 -cpu host -enable-kvm -smp 1 -m 1024 -kernel
./Image-4.17-joyx -initrd
../mini-rootfs-arm64.cpio.gz -nographic -append "kpti=off
rdinit=init console=tt
yAMA0 earlycon=pl011,0x9000000"
[ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x480fd010]
[ 0.000000] Linux version 4.17.0-45865-ga3d6816
(joyx@...ing-Arch-b) (gcc version 4.9.1 20140505 (prerelease)
(crosstool-NG linaro-1.13.1-4.9-2014.05 - Linaro GCC 4.9-2014.05)) #19
SMP PREEMPT Fri Jun 22 23:47:07 CST 2018
[ 0.000000] Machine model: linux,dummy-virt
[ 0.000000] earlycon: pl11 at MMIO 0x0000000009000000 (options '')
[ 0.000000] bootconsole [pl11] enabled
[ 0.000000] efi: Getting EFI parameters from FDT:
[ 0.000000] efi: UEFI not found.
[ 0.000000] cma: Reserved 16 MiB at 0x000000007f000000
[ 0.000000] NUMA: No NUMA configuration found
[ 0.000000] NUMA: Faking a node at [mem
0x0000000000000000-0x000000007fffffff]
[ 0.000000] NUMA: NODE_DATA [mem 0x7efeb300-0x7efecdff]
[ 0.000000] Zone ranges:
[ 0.000000] DMA32 [mem 0x0000000040000000-0x000000007fffffff]
[ 0.000000] Normal empty
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x0000000040000000-0x000000007fffffff]
[ 0.000000] Initmem setup node 0 [mem
0x0000000040000000-0x000000007fffffff]
[ 0.000000] psci: probing for conduit method from DT.
[ 0.000000] psci: PSCIv1.0 detected in firmware.
[ 0.000000] psci: Using standard PSCI v0.2 function IDs
[ 0.000000] psci: Trusted OS migration not required
[ 0.000000] psci: SMC Calling Convention v1.1
[ 0.000000] random: get_random_bytes called from
start_kernel+0xa8/0x418 with crng_init=0
[ 0.000000] percpu: Embedded 24 pages/cpu @ (ptrval)
s57984 r8192 d32128 u98304
[ 0.000000] Detected VIPT I-cache on CPU0
[ 0.000000] CPU features: kernel page table isolation forced OFF
by command line option
[ 0.000000] CPU features: detected: Hardware dirty bit management
[ 0.000000] Built 1 zonelists, mobility grouping on. Total
pages: 258048
[ 0.000000] Policy zone: DMA32
[ 0.000000] Kernel command line: kpti=off rdinit=init
console=ttyAMA0 earlycon=pl011,0x9000000
[ 0.000000] Memory: 968436K/1048576K available (10044K kernel
code, 1328K rwdata, 4840K rodata, 1216K init, 409K bss, 63756K reserved,
16384K cma-reserved)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1,
Nodes=1
[ 0.000000] Preemptible hierarchical RCU implementation.
[ 0.000000] RCU restricting CPUs from NR_CPUS=128 to
nr_cpu_ids=1.
[ 0.000000] Tasks RCU enabled.
[ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16,
nr_cpu_ids=1
[ 0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[ 0.000000] GICv3: Distributor has no Range Selector support
[ 0.000000] GICv3: no VLPI support, no direct LPI support
[ 0.000000] ITS [mem 0x08080000-0x0809ffff]
[ 0.000000] ITS@...000000008080000: allocated 8192 Devices
@7d830000 (indirect, esz 8, psz 64K, shr 1)
[ 0.000000] ITS@...000000008080000: allocated 8192 Interrupt
Collections @7d840000 (flat, esz 8, psz 64K, shr 1)
[ 0.000000] GIC: using LPI property table @0x000000007d850000
[ 0.000000] ITS: Allocated 1792 chunks for LPIs
[ 0.000000] GICv3: CPU0: found redistributor 0 region
0:0x00000000080a0000
[ 0.000000] CPU0: using LPI pending table @0x000000007d860000
[ 0.000000] GIC: PPI11 is secure or misconfigured
[ 0.000000] arch_timer: WARNING: Invalid trigger for IRQ3,
assuming level low
[ 0.000000] arch_timer: WARNING: Please fix your firmware
[ 0.000000] arch_timer: cp15 timer(s) running at 100.00MHz (virt).
[ 0.000000] clocksource: arch_sys_counter: mask:
0xffffffffffffff max_cycles: 0x171024e7e0, max_idle_ns: 440795205315 ns
[ 0.000001] sched_clock: 56 bits at 100MHz, resolution 10ns,
wraps every 4398046511100ns
[ 0.000859] Console: colour dummy device 80x25
[ 0.001459] Calibrating delay loop (skipped), value calculated
using timer frequency.. 200.00 BogoMIPS (lpj=400000)
[ 0.002537] pid_max: default: 32768 minimum: 301
[ 0.003028] Security Framework initialized
[ 0.003606] Dentry cache hash table entries: 131072 (order: 8,
1048576 bytes)
[ 0.004418] Inode-cache hash table entries: 65536 (order: 7,
524288 bytes)
[ 0.005129] Mount-cache hash table entries: 2048 (order: 2,
16384 bytes)
[ 0.005938] Mountpoint-cache hash table entries: 2048 (order: 2,
16384 bytes)
[ 0.026041] ASID allocator initialised with 32768 entries
[ 0.030055] Hierarchical SRCU implementation.
[ 0.034426] Platform MSI: its domain created
[ 0.034885] PCI/MSI: /intc/its domain created
[ 0.035457] EFI services will not be available.
[ 0.038086] smp: Bringing up secondary CPUs ...
[ 0.038557] smp: Brought up 1 node, 1 CPU
[ 0.038966] SMP: Total of 1 processors activated.
[ 0.039447] CPU features: detected: GIC system register CPU
interface
[ 0.040101] CPU features: detected: Privileged Access Never
[ 0.040667] CPU features: detected: User Access Override
[ 0.041988] CPU: All CPU(s) started at EL1
[ 0.042536] alternatives: patching kernel code
[ 0.044809] devtmpfs: initialized
[ 0.046662] clocksource: jiffies: mask: 0xffffffff max_cycles:
0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.049470] futex hash table entries: 256 (order: 3, 32768 bytes)
[ 0.055780] pinctrl core: initialized pinctrl subsystem
[ 0.061504] DMI not present or invalid.
[ 0.065230] NET: Registered protocol family 16
[ 0.069514] audit: initializing netlink subsys (disabled)
[ 0.075351] cpuidle: using governor menu
[ 0.078855] audit: type=2000 audit(0.068:1): state=initialized
audit_enabled=0 res=1
[ 0.086714] vdso: 2 pages (1 code @ (ptrval), 1 data
@ (ptrval))
[ 0.094456] hw-breakpoint: found 6 breakpoint and 4 watchpoint
registers.
[ 0.101869] DMA: preallocated 256 KiB pool for atomic allocations
[ 0.107408] Serial: AMBA PL011 UART driver
[ 0.114802] 9000000.pl011: ttyAMA0 at MMIO 0x9000000 (irq = 39,
base_baud = 0) is a PL011 rev1
[ 0.120256] console [ttyAMA0] enabled
[ 0.120256] console [ttyAMA0] enabled
[ 0.127525] bootconsole [pl11] disabled
[ 0.127525] bootconsole [pl11] disabled
[ 0.135667] irq: type mismatch, failed to map hwirq-27 for intc!
[ 0.153827] HugeTLB registered 2.00 MiB page size, pre-allocated
0 pages
[ 0.157547] cryptd: max_cpu_qlen set to 1000
[ 0.165692] ACPI: Interpreter disabled.
[ 0.166341] vgaarb: loaded
[ 0.166629] SCSI subsystem initialized
[ 0.169664] usbcore: registered new interface driver usbfs
[ 0.170139] usbcore: registered new interface driver hub
[ 0.174110] usbcore: registered new device driver usb
[ 0.179293] pps_core: LinuxPPS API ver. 1 registered
[ 0.184239] pps_core: Software ver. 5.3.6 - Copyright 2005-2007
Rodolfo Giometti <giometti@...ux.it>
[ 0.193320] PTP clock support registered
[ 0.197360] EDAC MC: Ver: 3.0.0
[ 0.201468] Advanced Linux Sound Architecture Driver Initialized.
[ 0.207035] clocksource: Switched to clocksource arch_sys_counter
[ 0.212870] VFS: Disk quotas dquot_6.6.0
[ 0.216844] VFS: Dquot-cache hash table entries: 512 (order 0,
4096 bytes)
[ 0.223782] pnp: PnP ACPI: disabled
[ 0.229309] NET: Registered protocol family 2
[ 0.232711] tcp_listen_portaddr_hash hash table entries: 512
(order: 1, 8192 bytes)
[ 0.239478] TCP established hash table entries: 8192 (order: 4,
65536 bytes)
[ 0.246564] TCP bind hash table entries: 8192 (order: 5, 131072
bytes)
[ 0.253246] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.259572] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.265610] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.272044] NET: Registered protocol family 1
[ 0.288576] RPC: Registered named UNIX socket transport module.
[ 0.289058] RPC: Registered udp transport module.
[ 0.289434] RPC: Registered tcp transport module.
[ 0.291949] RPC: Registered tcp NFSv4.1 backchannel transport
module.
[ 0.298471] Unpacking initramfs...
[ 0.835705] Freeing initrd memory: 29212K
[ 0.836273] hw perfevents: enabled with armv8_pmuv3 PMU driver,
13 counters available
[ 0.837026] kvm [1]: HYP mode not available
[ 0.838111] Initialise system trusted keyrings
[ 0.838710] workingset: timestamp_bits=44 max_order=18
bucket_order=0
[ 0.840716] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.846449] NFS: Registering the id_resolver key type
[ 0.846892] Key type id_resolver registered
[ 0.847453] Key type id_legacy registered
[ 0.847789] nfs4filelayout_init: NFSv4 File Layout Driver
Registering...
[ 0.848383] 9p: Installing v9fs 9p2000 file system support
[ 0.848878] pstore: using deflate compression
[ 0.849942] Key type asymmetric registered
[ 0.850303] Asymmetric key parser 'x509' registered
[ 0.850729] Block layer SCSI generic (bsg) driver version 0.4
loaded (major 245)
[ 0.851480] io scheduler noop registered
[ 0.851801] io scheduler deadline registered
[ 0.852215] io scheduler cfq registered (default)
[ 0.852595] io scheduler mq-deadline registered
[ 0.852955] io scheduler kyber registered
[ 0.855192] pl061_gpio 9030000.pl061: PL061 GPIO chip
@0x0000000009030000 registered
[ 0.857039] PCI: OF: host bridge /pcie@...00000 ranges:
[ 0.857481] PCI: OF: IO 0x3eff0000..0x3effffff -> 0x00000000
[ 0.857953] PCI: OF: MEM 0x10000000..0x3efeffff -> 0x10000000
[ 0.858435] PCI: OF: MEM 0x8000000000..0xffffffffff ->
0x8000000000
[ 0.858956] pci-host-generic 3f000000.pcie: ECAM at [mem
0x3f000000-0x3fffffff] for [bus 00-0f]
[ 0.860042] pci-host-generic 3f000000.pcie: PCI host bridge to
bus 0000:00
[ 0.860598] pci_bus 0000:00: root bus resource [bus 00-0f]
[ 0.861034] pci_bus 0000:00: root bus resource [io 0x0000-0xffff]
[ 0.861524] pci_bus 0000:00: root bus resource [mem
0x10000000-0x3efeffff]
[ 0.862074] pci_bus 0000:00: root bus resource [mem
0x8000000000-0xffffffffff]
[ 0.863568] pci 0000:00:01.0: BAR 6: assigned [mem
0x10000000-0x1003ffff pref]
[ 0.864147] pci 0000:00:01.0: BAR 4: assigned [mem
0x8000000000-0x8000003fff 64bit pref]
[ 0.864803] pci 0000:00:01.0: BAR 1: assigned [mem
0x10040000-0x10040fff]
[ 0.865342] pci 0000:00:01.0: BAR 0: assigned [io 0x1000-0x101f]
[ 0.866470] EINJ: ACPI disabled.
[ 0.868836] virtio-pci 0000:00:01.0: enabling device (0000 -> 0003)
[ 0.874100] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 0.875395] SuperH (H)SCI(F) driver initialized
[ 0.876757] msm_serial: driver initialized
[ 0.877328] cacheinfo: Unable to detect cache hierarchy for CPU 0
[ 0.880330] loop: module loaded
[ 0.881885] libphy: Fixed MDIO Bus: probed
[ 0.882499] tun: Universal TUN/TAP device driver, 1.6
[ 0.884820] thunder_xcv, ver 1.0
[ 0.885126] thunder_bgx, ver 1.0
[ 0.885415] nicpf, ver 1.0
[ 0.885764] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
[ 0.886246] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[ 0.886927] igb: Intel(R) Gigabit Ethernet Network Driver -
version 5.4.0-k
[ 0.887687] igb: Copyright (c) 2007-2014 Intel Corporation.
[ 0.888159] igbvf: Intel(R) Gigabit Virtual Function Network
Driver - version 2.4.0-k
[ 0.888782] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
[ 0.889388] sky2: driver version 1.30
[ 0.889931] VFIO - User Level meta-driver version: 0.3
[ 0.890861] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI)
Driver
[ 0.891644] ehci-pci: EHCI PCI platform driver
[ 0.892043] ehci-platform: EHCI generic platform driver
[ 0.892515] ehci-orion: EHCI orion driver
[ 0.892880] ehci-exynos: EHCI EXYNOS driver
[ 0.893414] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.893914] ohci-pci: OHCI PCI platform driver
[ 0.894308] ohci-platform: OHCI generic platform driver
[ 0.894765] ohci-exynos: OHCI EXYNOS driver
[ 0.895357] usbcore: registered new interface driver usb-storage
[ 0.896739] rtc-pl031 9010000.pl031: rtc core: registered pl031
as rtc0
[ 0.897504] i2c /dev entries driver
[ 0.899576] sdhci: Secure Digital Host Controller Interface driver
[ 0.900086] sdhci: Copyright(c) Pierre Ossman
[ 0.900551] Synopsys Designware Multimedia Card Interface Driver
[ 0.901791] sdhci-pltfm: SDHCI platform and OF driver helper
[ 0.902636] ledtrig-cpu: registered to indicate activity on CPUs
[ 0.903644] usbcore: registered new interface driver usbhid
[ 0.904106] usbhid: USB HID core driver
[ 0.905520] NET: Registered protocol family 17
[ 0.905917] 9pnet: Installing 9P2000 support
[ 0.906304] Key type dns_resolver registered
[ 0.906814] registered taskstats version 1
[ 0.907542] Loading compiled-in X.509 certificates
[ 0.908155] input: gpio-keys as
/devices/platform/gpio-keys/input/input0
[ 0.909760] rtc-pl031 9010000.pl031: setting system clock to
2015-01-30 02:38:42 UTC (1422585522)
[ 0.918889] ALSA device list:
[ 0.921687] No soundcards found.
[ 0.925317] uart-pl011 9000000.pl011: no DMA platform data
[ 0.930981] Freeing unused kernel memory: 1216K
Starting rcS...
++ Mounting filesystem
ifdown: interface lo not configured
ifdown: interface eth0 not configured
++ Starting ssh daemon
[ 0.950291] random: sshd: uninitialized urandom read (32 bytes read)
ip: RTNETLINK answers: File exists
rcS Complete
Welcome to Mini Linux
GNU/Linux 4.17.0-45865-ga3d6816 aarch64
Version: 1.1.6
.--.
|o_o |
|:_/ |
// \ \
(| | )
/'\_ _/`\
\___)=(___/
udhcpc: started, v1.29.0.git
Setting IP address 0.0.0.0 on eth0
Documentation: http://open-estuary.org
E-mail: Chinafengliang@....com
estuary:/$ udhcpc: sending discover
udhcpc: sending select for 10.0.2.15
udhcpc: lease of 10.0.2.15 obtained, lease time 86400
Setting IP address 10.0.2.15 on eth0
Deleting routers
route: SIOCDELRT: No such process
Adding router 10.0.2.2
Recreating /etc/resolv.conf
Adding DNS server 10.0.2.3
estuary:/$
estuary:/$ cat /syestuary:/$ cat /sys/keestuary:/$ cat
/sys/kernel/debestuary:/$ cat /sys/kernel/debug/keestuary:/$ cat
/sys/kernel/debug/kernel_page_tables
---[ Modules start ]---
---[ Modules end ]---
---[ vmalloc() Area ]---
0xffff000008000000-0xffff000008004000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008005000-0xffff000008009000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000800a000-0xffff00000800e000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008010000-0xffff000008020000 64K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff000008021000-0xffff000008022000 4K PTE ro NX
SHD AF UXN MEM/NORMAL
0xffff000008028000-0xffff00000802c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008030000-0xffff000008034000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008035000-0xffff000008036000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff000008038000-0xffff00000803c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000803d000-0xffff00000803f000 8K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008040000-0xffff000008060000 128K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff000008061000-0xffff000008065000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008066000-0xffff000008067000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff000008068000-0xffff00000806c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008070000-0xffff000008074000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008078000-0xffff00000807c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000008080000-0xffff000008200000 1536K PTE ro x
SHD AF CON UXN MEM/NORMAL
0xffff000008200000-0xffff000008a00000 8M PMD ro x
SHD AF BLK UXN MEM/NORMAL
0xffff000008a00000-0xffff000008a50000 320K PTE ro x
SHD AF CON UXN MEM/NORMAL
0xffff000008a50000-0xffff000008c00000 1728K PTE ro NX
SHD AF UXN MEM/NORMAL
0xffff000008c00000-0xffff000008e00000 2M PMD ro NX
SHD AF BLK UXN MEM/NORMAL
0xffff000008e00000-0xffff000008f10000 1088K PTE ro NX
SHD AF UXN MEM/NORMAL
0xffff000009040000-0xffff0000091f0000 1728K PTE RW NX
SHD AF CON UXN MEM/NORMAL
0xffff0000091f0000-0xffff0000091fa000 40K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000091fb000-0xffff0000092fb000 1M PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000092fc000-0xffff00000937c000 512K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000009380000-0xffff000009384000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000009388000-0xffff00000938c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000009390000-0xffff000009394000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000009398000-0xffff00000939c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000093a0000-0xffff0000093a4000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000093a8000-0xffff0000093ac000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000093b0000-0xffff0000093b4000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000093b8000-0xffff0000093bc000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000093c0000-0xffff0000093c4000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000093c8000-0xffff0000093cc000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000093d0000-0xffff0000093d4000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff0000093d5000-0xffff0000093dd000 32K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000009408000-0xffff00000940c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000009410000-0xffff000009414000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000946d000-0xffff00000946e000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff000009475000-0xffff000009476000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff00000947d000-0xffff00000947e000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff000009485000-0xffff000009486000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff00000948d000-0xffff00000948e000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff000009495000-0xffff000009496000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff000009595000-0xffff0000095d5000 256K PTE RW NX
SHD AF UXN MEM/NORMAL-NC
0xffff000009740000-0xffff000009744000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000009c60000-0xffff000009c64000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff000009c70000-0xffff000009c74000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000a000000-0xffff00000af60000 15744K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff00000af61000-0xffff00000af65000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b020000-0xffff00000b024000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b028000-0xffff00000b02c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b030000-0xffff00000b034000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b038000-0xffff00000b03c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b048000-0xffff00000b04c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b0f8000-0xffff00000b0fc000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b170000-0xffff00000b174000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b208000-0xffff00000b20c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b230000-0xffff00000b234000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b238000-0xffff00000b23c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b48d000-0xffff00000b49d000 64K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b49e000-0xffff00000b4be000 128K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b4c0000-0xffff00000b4c4000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b538000-0xffff00000b53c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000b7e8000-0xffff00000b7ec000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000c000000-0xffff00000d000000 16M PMD RW NX
SHD AF BLK UXN DEVICE/nGnRnE
0xffff00000d001000-0xffff00000d004000 12K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000d260000-0xffff00000d264000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000d760000-0xffff00000d764000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000d770000-0xffff00000d774000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000d778000-0xffff00000d77c000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000d7b0000-0xffff00000d7b4000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000d7d8000-0xffff00000d7dc000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff00000d7e0000-0xffff00000d7e4000 16K PTE RW NX
SHD AF UXN MEM/NORMAL
0xffff7dffbffd8000-0xffff7dffbffdb000 12K PTE RW NX
SHD AF UXN MEM/NORMAL
---[ vmalloc() End ]---
---[ Fixmap start ]---
0xffff7dfffe7fa000-0xffff7dfffe7fb000 4K PTE ro x
SHD AF UXN MEM/NORMAL
0xffff7dfffe7ff000-0xffff7dfffe800000 4K PTE RW NX
SHD AF UXN DEVICE/nGnRE
0xffff7dfffe800000-0xffff7dfffea00000 2M PMD ro NX
SHD AF BLK UXN MEM/NORMAL
---[ Fixmap end ]---
---[ PCI I/O start ]---
0xffff7dfffee00000-0xffff7dfffee10000 64K PTE RW NX
SHD AF UXN DEVICE/nGnRE
---[ PCI I/O end ]---
---[ vmemmap start ]---
0xffff7e0000000000-0xffff7e0001000000 16M PMD RW NX
SHD AF BLK UXN MEM/NORMAL
---[ vmemmap end ]---
---[ Linear Mapping ]---
0xffff800000000000-0xffff800000080000 512K PTE RW NX
SHD AF CON UXN MEM/NORMAL
0xffff800000080000-0xffff800000200000 1536K PTE ro NX
SHD AF UXN MEM/NORMAL
0xffff800000200000-0xffff800000e00000 12M PMD ro NX
SHD AF BLK UXN MEM/NORMAL
0xffff800000e00000-0xffff800000f10000 1088K PTE ro NX
SHD AF UXN MEM/NORMAL
0xffff800000f10000-0xffff800001000000 960K PTE RW NX
SHD AF CON UXN MEM/NORMAL
0xffff800001000000-0xffff800002000000 16M PMD RW NX
SHD AF BLK UXN MEM/NORMAL
0xffff800002000000-0xffff800040000000 992M PMD RW NX
SHD AF CON BLK UXN MEM/NORMAL
estuary:/$
Thanks!
Best Regards,
Wei
> Will
>
> .
>
Powered by blists - more mailing lists