On 09.02.2008 [16:26:43 -0800], Andrew Morton wrote:
> On Sat, 9 Feb 2008 14:03:28 -0500 "Miles Lane" <[EMAIL PROTECTED]> wrote:
>
> > Command run:
> > find /proc | xargs tail
> >
> > [ 2710.028219] BUG: sleeping function called from invalid context at
> > include/asm/uaccess_32.h:449
> > [ 2710.028229] in_atomic():1, irqs_disabled():0
> > [ 2710.028232] 1 lock held by head/9380:
> > [ 2710.028234] #0: (hugetlb_lock){--..}, at: [<c016734f>]
> > hugetlb_overcommit_handler+0x16/0x3e
> > [ 2710.028248] Pid: 9380, comm: head Not tainted 2.6.24-git20 #5
> > [ 2710.028260] [<c0118749>] __might_sleep+0xc2/0xc9
> > [ 2710.028267] [<c021cb39>] copy_to_user+0x32/0x49
> > [ 2710.028277] [<c0123f6a>] do_proc_doulongvec_minmax+0x1df/0x27f
> > [ 2710.028289] [<c012403c>] proc_doulongvec_minmax+0x15/0x17
> > [ 2710.028295] [<c0167363>] hugetlb_overcommit_handler+0x2a/0x3e
> > [ 2710.028303] [<c01a1462>] proc_sys_read+0x5e/0x7b
> > [ 2710.028311] [<c01a1404>] ? proc_sys_read+0x0/0x7b
> > [ 2710.028317] [<c0170d7a>] vfs_read+0x8a/0x106
> > [ 2710.028325] [<c017116f>] sys_read+0x3b/0x60
> > [ 2710.028331] [<c0103e32>] sysenter_past_esp+0x5f/0xa5
>
> Ugh, how did I let that one through?
Don't blame yourself, blame me.
> Guys, how often mut it be said?
Hopefully this is often enough.
> PLEASE always test all code with all kernel deubg options enabled.
Yep, 100% my error. Am testing a fix now, will post soon.
Thanks,
Nish
--
Nishanth Aravamudan <[EMAIL PROTECTED]>
IBM Linux Technology Center
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