Hi,<br />
I started having the kernel crash recently, and it appears related to my backup process to XP mapped drive. It looks similar to the problem reported earlier on Centos 5:<br />
<br />
<a href="http://bugs.centos.org/view.php?id=3963">http://bugs.centos.org/view.php?id=3963</a> [<a href="http://bugs.centos.org/view.php?id=3963" target="_blank">^</a>]<br />
<br />
Here are the dump from messages:<br />
<br />
Jan 19 01:04:02 semfa kernel: list_del corruption. prev->next should be ffffea0003bd6638, but was f7ffea0003bd6638<br />
Jan 19 01:04:02 semfa kernel: Modules linked in: autofs4 sunrpc cpufreq_ondemand powernow_k8 freq_table ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_REJECT nf_conntrack_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 fuse dm_mirror dm_region_hash dm_log sg edac_core edac_mce_amd snd_hda_codec_atihdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd soundcore snd_page_alloc i2c_piix4 r8169 mii shpchp ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif firewire_ohci firewire_core crc_itu_t pata_jmicron arcmsr ata_generic pata_acpi pata_atiixp usb_storage radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core dm_mod [last unloaded: scsi_wait_scan]<br />
Jan 19 01:04:02 semfa kernel: Pid: 30716, comm: java Not tainted 2.6.32-71.29.1.el6.x86_64 <a href="http://bugs.centos.org/view.php?id=1">0000001</a><br />
Jan 19 01:04:02 semfa kernel: Call Trace:<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff8106b947>] warn_slowpath_common+0x87/0xc0<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff8106ba36>] warn_slowpath_fmt+0x46/0x50<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff81152b20>] ? compaction_alloc+0x0/0x370<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff812695be>] list_del+0x6e/0xa0<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff81152498>] compact_zone+0x398/0x600<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff8111cffc>] ? get_page_from_freelist+0x15c/0x820<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff8115297e>] compact_zone_order+0x7e/0xb0<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff81152ab9>] try_to_compact_pages+0x109/0x170<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff8111e99d>] __alloc_pages_nodemask+0x5ed/0x850<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff8113eff5>] ? page_add_new_anon_rmap+0xb5/0xd0<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff81150db3>] alloc_pages_vma+0x93/0x150<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff81167f15>] do_huge_pmd_anonymous_page+0x135/0x340<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff811367c5>] handle_mm_fault+0x245/0x2b0<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff814ce503>] do_page_fault+0x123/0x3a0<br />
Jan 19 01:04:02 semfa kernel: [<ffffffff814cbf75>] page_fault+0x25/0x30<br />
Jan 19 01:04:02 semfa kernel: ---[ end trace 222192e569201c76 ]---<br />
Jan 19 01:04:27 semfa abrt: Kerneloops: Reported 1 kernel oopses to Abrt<br />
Jan 19 01:04:27 semfa abrtd: Directory 'kerneloops-1326953067-2037-1' creation detected<br />
Jan 19 01:04:27 semfa abrtd: Crash is in database already (dup of /var/spool/abrt/kerneloops-1323467797-2055-1)<br />
Jan 19 01:04:27 semfa abrtd: Deleting crash kerneloops-1326953067-2037-1 (dup of kerneloops-1323467797-2055-1), sending dbus signal<br />
<br />
and here are some excerpts from dmsg (not sure if it is related):<br />
<br />
ACPI Error: Could not map memory at 0000000100000128, size 2D7 (20090903/exregion-180)<br />
ACPI Exception: AE_NO_MEMORY, Returned by Handler for [SystemMemory] (20090903/evregion-424)<br />
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.SATA.PRID.P_D0._STA] (Node ffff8802074dbe30), AE_NO_MEMORY<br />
ACPI Error (uteval-0250): Method execution failed [\_SB_.PCI0.SATA.PRID.P_D0._STA] (Node ffff8802074dbe30), AE_NO_MEMORY<br />
ACPI Error: Could not map memory at 0000000100000228, size 1D7 (20090903/exregion-180)<br />
ACPI Exception: AE_NO_MEMORY, Returned by Handler for [SystemMemory] (20090903/evregion-424)<br />
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.SATA.PRID.P_D1._STA] (Node ffff8802074dbd50), AE_NO_MEMORY<br />
ACPI Error (uteval-0250): Method execution failed [\_SB_.PCI0.SATA.PRID.P_D1._STA] (Node ffff8802074dbd50), AE_NO_MEMORY<br />
ACPI Error: Could not map memory at 00000001000001A8, size 257 (20090903/exregion-180)<br />
ACPI Exception: AE_NO_MEMORY, Returned by Handler for [SystemMemory] (20090903/evregion-424)<br />
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.SATA.SECD.S_D0._STA] (Node ffff8802074dbb70), AE_NO_MEMORY<br />
ACPI Error (uteval-0250): Method execution failed [\_SB_.PCI0.SATA.SECD.S_D0._STA] (Node ffff8802074dbb70), AE_NO_MEMORY<br />
ACPI Error: Could not map memory at 00000001000002A8, size 157 (20090903/exregion-180)<br />
ACPI Exception: AE_NO_MEMORY, Returned by Handler for [SystemMemory] (20090903/evregion-424)<br />
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.SATA.SECD.S_D1._STA] (Node ffff8802074dba90), AE_NO_MEMORY<br />
ACPI Error (uteval-0250): Method execution failed [\_SB_.PCI0.SATA.SECD.S_D1._STA] (Node ffff8802074dba90), AE_NO_MEMORY<br />
ACPI Error: Could not map memory at 0000000100000128, size 2D7 (20090903/exregion-180)<br />
ACPI Exception: AE_NO_MEMORY, Returned by Handler for [SystemMemory] (20090903/evregion-424)<br />
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.SATA.PRID.P_D0._STA] (Node ffff8802074dbe30), AE_NO_MEMORY<br />
ACPI Error (uteval-0250): Method execution failed [\_SB_.PCI0.SATA.PRID.P_D0._STA] (Node ffff8802074dbe30), AE_NO_MEMORY<br />
ACPI Error: Could not map memory at 0000000100000228, size 1D7 (20090903/exregion-180)<br />
ACPI Exception: AE_NO_MEMORY, Returned by Handler for [SystemMemory] (20090903/evregion-424)<br />
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.SATA.PRID.P_D1._STA] (Node ffff8802074dbd50), AE_NO_MEMORY<br />
ACPI Error (uteval-0250): Method execution failed [\_SB_.PCI0.SATA.PRID.P_D1._STA] (Node ffff8802074dbd50), AE_NO_MEMORY<br />
ACPI Error: Could not map memory at 00000001000001A8, size 257 (20090903/exregion-180)<br />
ACPI Exception: AE_NO_MEMORY, Returned by Handler for [SystemMemory] (20090903/evregion-424)<br />
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.SATA.SECD.S_D0._STA] (Node ffff8802074dbb70), AE_NO_MEMORY<br />
ACPI Error (uteval-0250): Method execution failed [\_SB_.PCI0.SATA.SECD.S_D0._STA] (Node ffff8802074dbb70), AE_NO_MEMORY<br />
ACPI Error: Could not map memory at 00000001000002A8, size 157 (20090903/exregion-180)<br />
ACPI Exception: AE_NO_MEMORY, Returned by Handler for [SystemMemory] (20090903/evregion-424)<br />
ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PCI0.SATA.SECD.S_D1._STA] (Node ffff8802074dba90), AE_NO_MEMORY<br />
ACPI Error (uteval-0250): Method execution failed [\_SB_.PCI0.SATA.SECD.S_D1._STA] (Node ffff8802074dba90), AE_NO_MEMORY<br />
<br />
<br />
It appears to happen when I try to back up large file (a few Gbs) over to externally mounted XP drive.<br />
<br />
Any suggestions on how to fix it would be greatly appreciated..
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