Messages in this thread | | | Date | Tue, 10 Jan 2012 11:22:29 +0530 | Subject | Re: BUG: sleeping function called from invalid context at include/linux/freezer.h:45 | From | Amit Sahrawat <> |
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On Tue, Jan 10, 2012 at 9:57 AM, Kyungmin Park <kmpark@infradead.org> wrote: > Dear all > > with the latest kernel. I got the below bug message. > It calls the sleep function. Does it intended operation? > > static inline bool try_to_freeze(void) > { > might_sleep(); > if (likely(!freezing(current))) > return false; > return __refrigerator(false); > } this change is part of this GIT: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=commitdiff;h=a0acae0e886d44bd5ce6d2f173c1ace0fcf0d9f6
> > # poweroff > [ 6.852523] BUG: sleeping function called from invalid context at > include/linux/freezer.h:45 > [ 6.859489] in_atomic(): 0, irqs_disabled(): 128, pid: 1, name: init > [ 6.865846] [<c0013508>] (unwind_backtrace+0x0/0xec) from > [<c0010124>] (do_signal+0x88/0x588) > [ 6.874337] [<c0010124>] (do_signal+0x88/0x588) from [<c001063c>] > (do_notify_resume+0x18/0x38) > [ 6.882928] [<c001063c>] (do_notify_resume+0x18/0x38) from > [<c000dc18>] (work_pending+0x24/0x28) is this the complete backtrace...? The above backtrace shows that freezing was called from a context wherein - IRQs are disabled - which resulted in this error. How about checking ... BUG_ON(irqs_disabled()); in try_to_freeze()... not sure though... please check and update me also... > > commit e4e11180dfa545233e5145919b75b7fac88638df > Merge: 37cfc3f adc0e91 > Author: Linus Torvalds <torvalds@linux-foundation.org> > Date: Mon Jan 9 17:37:37 2012 -0800 > > Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vi > > Thank you, > Kyungmin Park > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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