Hi, Thanks for reply. CONFIG_X86_RESERVE_LOW_64K is already set enabled by default. Any update? Regards, Gaurish Sharma On Sat, May 29, 2010 at 7:31 PM, Andrej Gelenberg <andrej.gelenberg@xxxxxxx> wrote: > Hi, > > try to compile the kernel self with CONFIG_X86_RESERVE_LOW_64K > (Processor type and features ---> Reserve low 64K of RAM on AMI/Phoenix > BIOSen) > > Regards, > Andrej > > On 05/28/2010 11:01 PM, Gaurish Sharma wrote: >> >> Hi, >> I am getting the following error while resuming from suspend2ram. Its >> a fully updated x86_64 machine. I tried the default ARCH + ck kernel, >> occurs on both. Is it a hardware or software problem? any fixes for >> this? >> >> >> >> Corrupted low memory at ffff88000000d278 (d278 phys) = 400000000000 >> ------------[ cut here ]------------ >> WARNING: at arch/x86/kernel/check.c:134 >> check_for_bios_corruption+0xe5/0xf0() >> Hardware name: G31M-ES2L >> Memory corruption detected in low memory >> Modules linked in: rfcomm sco bridge stp llc bnep l2cap usbhid hid >> btusb bluetooth rfkill cpufreq_powersave cpufreq_ondemand >> snd_hda_codec_realtek acpi_cpufreq freq_table snd_hda_intel >> snd_hda_codec vboxnetflt snd_hwdep snd_pcm snd_timer ppdev uhci_hcd >> parport_pc snd soundcore snd_page_alloc processor thermal button sg >> vboxdrv led_class ehci_hcd nvidia(P) evdev usbcore iTCO_wdt >> iTCO_vendor_support intel_agp r8169 mii pcspkr fuse lp parport >> i2c_i801 i2c_core rtc_cmos rtc_core rtc_lib ext4 mbcache jbd2 crc16 >> sd_mod sr_mod cdrom ata_generic pata_acpi ata_piix libata scsi_mod >> Pid: 7, comm: events/0 Tainted: P 2.6.33-ck #1 >> Call Trace: >> [<ffffffff81048126>] warn_slowpath_common+0x76/0xb0 >> [<ffffffff810481bc>] warn_slowpath_fmt+0x3c/0x40 >> [<ffffffff8102dbd5>] check_for_bios_corruption+0xe5/0xf0 >> [<ffffffff8102dbe0>] ? check_corruption+0x0/0x30 >> [<ffffffff8102dbe9>] check_corruption+0x9/0x30 >> [<ffffffff81063873>] worker_thread+0x173/0x320 >> [<ffffffff81068a10>] ? autoremove_wake_function+0x0/0x40 >> [<ffffffff81063700>] ? worker_thread+0x0/0x320 >> [<ffffffff8106849e>] kthread+0x8e/0xa0 >> [<ffffffff8100ad24>] kernel_thread_helper+0x4/0x10 >> [<ffffffff81068410>] ? kthread+0x0/0xa0 >> [<ffffffff8100ad20>] ? kernel_thread_helper+0x0/0x10 >> ---[ end trace bfe1355d41729abc ]--- >> >> >> >> Regards, >> Gaurish Sharma >> www.gaurishsharma.com > >