Messages in this thread | | | Date | Tue, 14 Dec 2004 16:19:12 -0800 | From | Greg KH <> | Subject | Re: kernel BUG at mm/rmap.c:480 in 2.6.10-rc3-bk7 |
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On Tue, Dec 14, 2004 at 11:26:48PM +0000, Hugh Dickins wrote: > One case that's easy to explain: if it was preceded (perhaps hours > earlier) by a "Bad page state" message and stacktrace, referring to > the same page (in ecx, edx, ebp in your dump), which showed non-zero > mapcount, then this is an after-effect of bad_page resetting mapcount. > And the real problem was probably a double free, which bad_page noted, > but carried on regardless. Worth checking your logs for, let us know, > but there have been several reports where that's definitely not so.
Nope, nothing like that in my logs, sorry.
> I presume this was just a one-off? If you can repeat it from time to > time, I'll try to devise some printk'ing to shed more light.
I'll try to see if I can reproduce it. If so, I'll let you know.
thanks,
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