Messages in this thread | | | Date | Wed, 18 Mar 2009 09:08:51 +0100 | From | Jiri Slaby <> | Subject | Re: 2.6.29 acpi regression: acpi_ex_extract_from_field -- div by zero |
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On 16.3.2009 17:31, Jiri Slaby wrote: > On 16.3.2009 04:42, Lin Ming wrote: >>> sometimes, when booting up/resuming from disk, I get an oops[1]. >>> >>> obj_desc->common_field.access_bit_width is zero, but even after the >>> loop. Division before the loop is apparently OK. >> >> Would please try below debug patch to see which region filed is >> accessed? > > Yes, except the fact, we wouldn't see anything :) -- I'll add inside the > if a return statement or something to disallow the oops to flood screen. > > Also, it doesn't happen regularly. Mostly several first tries after cold > start. I hope this is a regression and not a HW problem, but it emerged > after switching to 2.6.29-*, I will keep you informed.
Hmm, I didn't see it with rc8 and this patch applied so far (no 'ACPI Debug' in dmesg). Also I don't see anything changed within drivers/acpi/ et al. between rc7 and rc8. Maybe the timing changed somewhere else... I'm confused, but keep trying.
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