Messages in this thread | | | Date | Tue, 15 Jan 2013 08:43:16 -0800 | Subject | Re: [PATCH v7u1 00/31] x86, boot, 64bit: Add support for loading ramdisk and bzImage above 4G | From | Yinghai Lu <> |
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On Tue, Jan 15, 2013 at 4:19 AM, Stefano Stabellini <stefano.stabellini@eu.citrix.com> wrote: >> could be found at: >> >> git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git for-x86-boot > > I tried to boot this kernel as PV guest with 2GB of RAM, but > unfortunately it crashes early on at boot (earlyprintk=xen log > appended). > > > > mapping kernel into physical memory > about to get started... > [ 0.000000] Initializing cgroup subsys cpuset > [ 0.000000] Linux version 3.8.0-rc3+ (sstabellini@st22) (gcc version 4.4.5 (Debian 4.4.5-8) ) #4 SMP Tue Jan 15 12:11:59 UTC 2013 > [ 0.000000] Command line: root=/dev/xvda1 rw loglevel=9 debug console=hvc0 earlyprintk=xen > [ 0.000000] ACPI in unprivileged domain disabled > [ 0.000000] e820: BIOS-provided physical RAM map: > [ 0.000000] Xen: [mem 0x0000000000000000-0x000000000009ffff] usable > [ 0.000000] Xen: [mem 0x00000000000a0000-0x00000000000fffff] reserved > [ 0.000000] Xen: [mem 0x0000000000100000-0x000000007fffffff] usable > [ 0.000000] bootconsole [xenboot0] enabled > [ 0.000000] NX (Execute Disable) protection: active > [ 0.000000] DMI not present or invalid. > [ 0.000000] e820: update [mem 0x00000000-0x0000ffff] usable ==> reserved > [ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable > [ 0.000000] No AGP bridge found > [ 0.000000] e820: last_pfn = 0x80000 max_arch_pfn = 0x400000000 > [ 0.000000] Base memory trampoline at [ffff88000009a000] 9a000 size 24576 > [ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff] > [ 0.000000] [mem 0x00000000-0x000fffff] page 4k > [ 0.000000] init_memory_mapping: [mem 0x7fe00000-0x7fffffff] > [ 0.000000] [mem 0x7fe00000-0x7fffffff] page 4k > [ 0.000000] BRK [0x023b8000, 0x023b8fff] PGTABLE > [ 0.000000] BRK [0x023b9000, 0x023b9fff] PGTABLE > [ 0.000000] init_memory_mapping: [mem 0x7c000000-0x7fdfffff] > [ 0.000000] [mem 0x7c000000-0x7fdfffff] page 4k > [ 0.000000] BRK [0x023ba000, 0x023bafff] PGTABLE > [ 0.000000] BRK [0x023bb000, 0x023bbfff] PGTABLE > [ 0.000000] BRK [0x023bc000, 0x023bcfff] PGTABLE > [ 0.000000] init_memory_mapping: [mem 0x00100000-0x7bffffff] > [ 0.000000] [mem 0x00100000-0x7bffffff] page 4k > (XEN) d15:v0: unhandled page fault (ec=0000) > (XEN) Pagetable walk from ffffea0000080330: > (XEN) L4[0x1d4] = 0000000000000000 ffffffffffffffff > (XEN) domain_crash_sync called from entry.S > (XEN) Domain 15 (vcpu#0) crashed on cpu#3: > (XEN) ----[ Xen-4.3-unstable x86_64 debug=y Not tainted ]----
ok, i think i know the cause for now, will check if there is good way to fix it.
Thanks
Yinghai
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