https://bugzilla.kernel.org/show_bug.cgi?id=49351
--- Comment #16 from Igor Murzov e-mail@date.by 2012-10-23 20:42:41 --- Created an attachment (id=84531) --> (https://bugzilla.kernel.org/attachment.cgi?id=84531) dmesg output for v3.7.0-rc2+ with kbug49351.diff applied
[ 11.833549] vga_switcheroo: enabled [ 11.833648] evaluate ATPX got AE_NOT_FOUND [ 11.833750] buffer.pointer NULL