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From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
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Date: Sat, 18 Feb 2012 23:08:18 +0530
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Subject: Re: [Qemu-devel] VirtIO 9p mount_tag (bogus?) limit of 32 bytes
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To: C Anthony Risinger <anthony@xtfx.me>, qemu-devel@nongnu.org, berrange@redhat.com

On Thu, 16 Feb 2012 06:20:21 -0600, C Anthony Risinger <anthony@xtfx.me> wrote:
> a) mapped FS security policy (xattrs) causes `ldconfig` to abort()?
> root or normal user ...
> 
> somehow `ldconfig` gets a duplicate inode while constructing the
> cache, even though it already de-duped (confirmed via gdb and grep --
> only a single abort() in the source)
> 
> b) unable to run `locale-gen` on *any* virtfs configuration? (strace)
> 
> [...]
> mmap(NULL, 536870912, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
> 0x7fb3aac63000
> mmap(0x7fb3aac63000, 103860, PROT_READ|PROT_WRITE,
> MAP_SHARED|MAP_FIXED, 3, 0) = -1 EINVAL (Invalid argument)
> cannot map archive header: Invalid argument
> 
> c) package files containing device nodes fail (maybe this is expected
> ...); specifically `/lib/udev/devices/loop0`
> 

Is this with 9p2000.L ?. What is the guest kernel version ?

-aneesh