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On Thu, 2007-07-05 at 11:24 +0200, pageexec@××××××××.hu wrote: |
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> On 5 Jul 2007 at 10:19, Natanael Copa wrote: |
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> |
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> > I'm tryning to run a gentoo hardened kernel as a qemu guest but PAX is |
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> > not happy. It works fine in vmware. |
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> |
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> 'fine' is a relative word here, see below ;-). |
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> |
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> > Any ideas how to find out what this really is? |
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> > |
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> > I tried kvm-28 (with kvm-intel) and qemu-0.9 (non kvm). |
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> [...] |
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> > PAX: swapper:1, uid/euid: 0/0, attempted to modify kernel code at virtual address c0551c08 |
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> > printing eip: |
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> > 0000e9d7 |
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|
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[...] |
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|
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> and after a split second of reflection one |
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> can figure out that there's indeed a bug in there in that KERNEXEC |
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> can shoot itself in the foot so to speak. |
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|
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[...] |
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|
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> for an extra confirmation, can you post the output of |
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> |
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> egrep 'swapper_p|MODULES_| _data' System.map |
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> |
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> ? |
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|
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localhost kout # egrep 'swapper_p|MODULES_| _data' System.map |
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c0551000 R swapper_pg_dir |
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c0594000 D MODULES_VADDR |
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c0c00000 D MODULES_END |
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c0c00000 D _data |
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|
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> |
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> in any case, thanks for the report, i'll fix it for 2.6.22. |
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> |
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|
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Thanks! |
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-- |
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