内核每次启动后，运行一会都会打印如下错误信息，但是不知道是什么原因引起的，有知道的朋友麻烦指教一下
[ 522.212504] BUG: Bad page state in process mplayer.rc2 pfn:30000 19% 4.8% 0 0 $<50>
[ 522.212567] page:c0ba0000 count:0 mapcount:0 mapping: (null) index:0x0
[ 522.212622] page flags: 0x60000200(arch_1)
[ 522.214143] [<c0185fc8>] (unwind_backtrace+0x0/0xf0) from [<c01e9c1c>] (bad_page+0xb0/0x108)
[ 522.222556] [<c01e9c1c>] (bad_page+0xb0/0x108) from [<c01eae7c>] (get_page_from_freelist+0x478/0x560)
[ 522.231733] [<c01eae7c>] (get_page_from_freelist+0x478/0x560) from [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758)
[ 522.242145] 2: TCNTB=00000d90, TCNTO=00000a2f, TINT_CSTAT=00000008
[ 522.248285] [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758) from [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac)
[ 522.258960] [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac) from [<c01ed8c4>] (ra_submit+0x24/0x2c)
[ 522.268388] [<c01ed8c4>] (ra_submit+0x24/0x2c) from [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64)
[ 522.277658] [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64) from [<c01e6158>] (generic_file_aio_read+0x474/0x834)
[ 522.288168] [<c01e6158>] (generic_file_aio_read+0x474/0x834) from [<c0214414>] (do_sync_read+0xb0/0xd4)
[ 522.297505] [<c0214414>] (do_sync_read+0xb0/0xd4) from [<c0214b94>] (vfs_read+0xb0/0x144)
[ 522.305648] [<c0214b94>] (vfs_read+0xb0/0x144) from [<c0214c68>] (sys_read+0x40/0x70)
[ 522.313452] [<c0214c68>] (sys_read+0x40/0x70) from [<c0180640>] (ret_fast_syscall+0x0/0x30)
[ 522.321761] Disabling lock debugging due to kernel taint
[ 522.327045] BUG: Bad page state in process mplayer.rc2 pfn:30001
[ 522.333125] page:c0ba0020 count:0 mapcount:0 mapping: (null) index:0x0
[ 522.339714] page flags: 0x60000200(arch_1)
[ 522.343768] [<c0185fc8>] (unwind_backtrace+0x0/0xf0) from [<c01e9c1c>] (bad_page+0xb0/0x108)
[ 522.352185] [<c01e9c1c>] (bad_page+0xb0/0x108) from [<c01eae7c>] (get_page_from_freelist+0x478/0x560)
[ 522.361515] [<c01eae7c>] (get_page_from_freelist+0x478/0x560) from [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758)
[ 522.371774] [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758) from [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac)
[ 522.382442] [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac) from [<c01ed8c4>] (ra_submit+0x24/0x2c)
[ 522.391872] [<c01ed8c4>] (ra_submit+0x24/0x2c) from [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64)
[ 522.401150] [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64) from [<c01e6158>] (generic_file_aio_read+0x474/0x834)
[ 522.411631] [<c01e6158>] (generic_file_aio_read+0x474/0x834) from [<c0214414>] (do_sync_read+0xb0/0xd4)
[ 522.420989] [<c0214414>] (do_sync_read+0xb0/0xd4) from [<c0214b94>] (vfs_read+0xb0/0x144)
[ 522.429147] [<c0214b94>] (vfs_read+0xb0/0x144) from [<c0214c68>] (sys_read+0x40/0x70)
[ 522.436934] [<c0214c68>] (sys_read+0x40/0x70) from [<c0180640>] (ret_fast_syscall+0x0/0x30)
[ 522.445248] BUG: Bad page state in process mplayer.rc2 pfn:30002
[ 522.451312] page:c0ba0040 count:0 mapcount:0 mapping: (null) index:0x0
[ 522.457911] page flags: 0x60000200(arch_1)
[ 522.461965] [<c0185fc8>] (unwind_backtrace+0x0/0xf0) from [<c01e9c1c>] (bad_page+0xb0/0x108)
[ 522.470386] [<c01e9c1c>] (bad_page+0xb0/0x108) from [<c01eae7c>] (get_page_from_freelist+0x478/0x560)
[ 522.479586] [<c01eae7c>] (get_page_from_freelist+0x478/0x560) from [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758)
[ 522.489969] [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758) from [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac)
[ 522.500625] [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac) from [<c01ed8c4>] (ra_submit+0x24/0x2c)
[ 522.510075] [<c01ed8c4>] (ra_submit+0x24/0x2c) from [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64)
[ 522.519349] [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64) from [<c01e6158>] (generic_file_aio_read+0x474/0x834)
[ 522.529844] [<c01e6158>] (generic_file_aio_read+0x474/0x834) from [<c0214414>] (do_sync_read+0xb0/0xd4)
[ 522.539193] [<c0214414>] (do_sync_read+0xb0/0xd4) from [<c0214b94>] (vfs_read+0xb0/0x144)
[ 522.547333] [<c0214b94>] (vfs_read+0xb0/0x144) from [<c0214c68>] (sys_read+0x40/0x70)
[ 522.555141] [<c0214c68>] (sys_read+0x40/0x70) from [<c0180640>] (ret_fast_syscall+0x0/0x30)
[ 522.563457] BUG: Bad page state in process mplayer.rc2 pfn:30003
[ 522.569513] page:c0ba0060 count:0 mapcount:0 mapping: (null) index:0x0
[ 522.576109] page flags: 0x60000200(arch_1)
[ 522.580165] [<c0185fc8>] (unwind_backtrace+0x0/0xf0) from [<c01e9c1c>] (bad_page+0xb0/0x108)
[ 522.588585] [<c01e9c1c>] (bad_page+0xb0/0x108) from [<c01eae7c>] (get_page_from_freelist+0x478/0x560)
[ 522.597771] [<c01eae7c>] (get_page_from_freelist+0x478/0x560) from [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758)
[ 522.608171] [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758) from [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac)
[ 522.618840] [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac) from [<c01ed8c4>] (ra_submit+0x24/0x2c)
[ 522.628272] [<c01ed8c4>] (ra_submit+0x24/0x2c) from [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64)
[ 522.637545] [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64) from [<c01e6158>] (generic_file_aio_read+0x474/0x834)
[ 522.648037] [<c01e6158>] (generic_file_aio_read+0x474/0x834) from [<c0214414>] (do_sync_read+0xb0/0xd4)
[ 522.657405] [<c0214414>] (do_sync_read+0xb0/0xd4) from [<c0214b94>] (vfs_read+0xb0/0x144)
[ 522.665549] [<c0214b94>] (vfs_read+0xb0/0x144) from [<c0214c68>] (sys_read+0x40/0x70)
[ 522.673374] [<c0214c68>] (sys_read+0x40/0x70) from [<c0180640>] (ret_fast_syscall+0x0/0x30)
[ 522.681654] BUG: Bad page state in process mplayer.rc2 pfn:30004
[ 522.687714] page:c0ba0080 count:0 mapcount:0 mapping: (null) index:0x0
[ 522.694296] page flags: 0x60000200(arch_1)
[ 522.698366] [<c0185fc8>] (unwind_backtrace+0x0/0xf0) from [<c01e9c1c>] (bad_page+0xb0/0x108)
[ 522.706785] [<c01e9c1c>] (bad_page+0xb0/0x108) from [<c01eae7c>] (get_page_from_freelist+0x478/0x560)
[ 522.715986] [<c01eae7c>] (get_page_from_freelist+0x478/0x560) from [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758)
[ 522.726373] [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758) from [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac)
[ 522.737026] [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac) from [<c01ed8c4>] (ra_submit+0x24/0x2c)
[ 522.746473] [<c01ed8c4>] (ra_submit+0x24/0x2c) from [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64)
[ 522.755833] [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64) from [<c01e6158>] (generic_file_aio_read+0x474/0x834)
[ 522.766254] [<c01e6158>] (generic_file_aio_read+0x474/0x834) from [<c0214414>] (do_sync_read+0xb0/0xd4)
[ 522.775591] [<c0214414>] (do_sync_read+0xb0/0xd4) from [<c0214b94>] (vfs_read+0xb0/0x144)
[ 522.783736] [<c0214b94>] (vfs_read+0xb0/0x144) from [<c0214c68>] (sys_read+0x40/0x70)
[ 522.791538] [<c0214c68>] (sys_read+0x40/0x70) from [<c0180640>] (ret_fast_syscall+0x0/0x30)
[ 522.799849] BUG: Bad page state in process mplayer.rc2 pfn:30005
[ 522.805913] page:c0ba00a0 count:0 mapcount:0 mapping: (null) index:0x0
[ 522.812510] page flags: 0x60000200(arch_1)
[ 522.816565] [<c0185fc8>] (unwind_backtrace+0x0/0xf0) from [<c01e9c1c>] (bad_page+0xb0/0x108)
[ 522.824986] [<c01e9c1c>] (bad_page+0xb0/0x108) from [<c01eae7c>] (get_page_from_freelist+0x478/0x560)
[ 522.834171] [<c01eae7c>] (get_page_from_freelist+0x478/0x560) from [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758)
[ 522.844629] [<c01eb228>] (__alloc_pages_nodemask+0xe0/0x758) from [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac)
[ 522.855256] [<c01ed48c>] (__do_page_cache_readahead+0x120/0x2ac) from [<c01ed8c4>] (ra_submit+0x24/0x2c)
[ 522.864675] [<c01ed8c4>] (ra_submit+0x24/0x2c) from [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64)
[ 522.873945] [<c01edbc4>] (page_cache_sync_readahead+0x44/0x64) from [<c01e6158>] (generic_file_aio_read+0x474/0x834)
[ 522.884439] [<c01e6158>] (generic_file_aio_read+0x474/0x834) from [<c0214414>] (do_sync_read+0xb0/0xd4)
[ 522.893789] [<c0214414>] (do_sync_read+0xb0/0xd4) from [<c0214b94>] (vfs_read+0xb0/0x144)
[ 522.901981] [<c0214b94>] (vfs_read+0xb0/0x144) from [<c0214c68>] (sys_read+0x40/0x70)
[ 522.909736] [<c0214c68>] (sys_read+0x40/0x70) from [<c0180640>] (ret_fast_syscall+0x0/0x30)
