"EDAC i5000 MC0: FATAL ERRORS Found!!! 1st FATAL Err Reg= 0x4" is output
Issue
- A Server suddenly went down, we need root cause for this in Red Hat Enterprise Linux 4.
EDAC i5000 MC0: FATAL ERRORS Found!!! 1st FATAL Err Reg= 0x4
EDAC i5000 MC0: >Tmid Thermal event with intelligent throttling disabled
EDAC MC0: UE row 2, channel-a= 2 channel-b= 3 labels "-":
(Branch=1 DRAM-Bank=3 RDWR=Write RAS=14656 CAS=0 FATAL Err=0x4)
Kernel panic - not syncing: UE row 2, channel-a= 2 channel-b= 3 labels "-":
(Branch=1 DRAM-Bank=3 RDWR=Write RAS=14656 CAS=0 FATAL Err=0x4)
----------- [cut here ] --------- [please bite here ] ---------
Kernel BUG at panic:75
invalid operand: 0000 [1] SMP
CPU 3
Modules linked in: hangcheck_timer sg mptctl mptbase ipmi_devintf ipmi_si
ipmi_msghandler dell_rbu md5 ipv6 netconsole netdump oracleasm(U) autofs4 i2c_dev
i2c_core ocfs2(U) debugfs(U) ocfs2_dlmfs(U) ocfs2_dlm(U) ocfs2_nodemanager(U) configfs(U)
emcpdm(U) emcpgpx(U) emcpmpx(U) emcp(U) button battery ac uhci_hcd ehci_hcd i5000_edac edac_mc
hw_random igb bnx2 dm_snapshot dm_zero dm_mirror ext3 jbd dm_mod qla2xxx(U) qla2xxx_conf(U)
megaraid_sas(U) ata_piix libata sd_mod scsi_mod
Pid: 3446, comm: kedac Tainted: P 2.6.9-78.0.1.ELsmp
RIP: 0010:[<ffffffff801385e2>] <ffffffff801385e2>{panic+211}
RSP: 0018:000001042eb01bb8 EFLAGS: 00010286
RAX: 0000000000000090 RBX: ffffffffa02409d0 RCX: 0000000000000246
RDX: 0000000000009e28 RSI: 0000000000000246 RDI: ffffffff803f64c0
RBP: 000001042eb01d78 R08: 000000000000000d R09: ffffffffa02409d0
R10: 000001042effa000 R11: 0000000000000000 R12: 0000000000000180
R13: 000001042eb01ca0 R14: 0000000000000003 R15: 0000000000000002
FS: 0000000000000000(0000) GS:ffffffff8050d400(0000) knlGS:0000000000000000
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 00000000006dfe88 CR3: 0000000037d54000 CR4: 00000000000006e0
Process kedac (pid: 3446, threadinfo 000001042eb00000, task 000001042f36f7f0)
Stack: 0000003000000030 000001042eb01c98 000001042eb01bd8 0000000000000000
0000000000000002 0000000000000002 0000000000000002 0000000000000003
000001042eb01ca0 000001042eb01e18
Call Trace:<ffffffff801f017f>{vsnprintf+1406} <ffffffffa023fa07>{:edac_mc:edac_mc_handle_fbd_ue+322}
<ffffffffa023fa30>{:edac_mc:edac_mc_handle_fbd_ue+363}
<ffffffff8013002d>{ia32_setup_arg_pages+167} <ffffffff801f4bcb>{pci_bus_read_config_dword+104}
<ffffffffa02482c7>{:i5000_edac:i5000_check_error+307}
<ffffffff80318308>{thread_return+0} <ffffffff80318360>{thread_return+88}
<ffffffff8014c5a0>{keventd_create_kthread+0} <ffffffff80318e47>{schedule_timeout+396}
<ffffffff8014c5a0>{keventd_create_kthread+0} <ffffffffa023fd29>{:edac_mc:check_mc_devices+82}
<ffffffffa023fd43>{:edac_mc:edac_kernel_thread+0} <ffffffffa023fd4c>{:edac_mc:edac_kernel_thread+9}
<ffffffff8014c577>{kthread+200} <ffffffff80110fd3>{child_rip+8}
<ffffffff8014c5a0>{keventd_create_kthread+0} <ffffffff8014c4af>{kthread+0}
<ffffffff80110fcb>{child_rip+0}
Code: 0f 0b d8 cc 32 80 ff ff ff ff 4b 00 31 ff e8 77 bd fe ff e8
RIP <ffffffff801385e2>{panic+211} RSP <000001042eb01bb8>
- The following messages are output in Red Hat Enterprise Linux 5.
kernel: EDAC i5000 MC0:FATAL ERRORS Found!!! 1st FATAL Err Reg= 0x4
kernel: EDAC MC0: UE row 2, channel-a= 0 channel-b= 1 labels "-": (Branch=0 DRAM-Bank=3 RDWR=Read RAS=41 CAS=0 FATAL Err=0x4)
Environment
- Red Hat Enterprise Linux 4.7
- Red Hat Enterprise Linux 5.2
- EDAC
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