$ uname -rv
3.4.0-030400rc5-generic #201205011817 SMP Tue May 1 22:18:19 UTC 2012
$ dmesg | tail
[ 599.832672] [Hardware Error]: MC0_ADDR: 0x000000042fc8c5c0
[ 599.832678] [Hardware Error]: Data Cache Error: during L1 linefill from L2.
[ 599.832686] [Hardware Error]: cache level: L2, tx: DATA, mem-tx: DRD
[ 599.832697] [Hardware Error]: CPU:1 MC1_STATUS[Over|CE|-|-|-]:
0xd000000000000171
[ 599.832704] [Hardware Error]: Instruction Cache Error: Copyback
Parity/Victim error.
[ 599.832711] [Hardware Error]: cache level: L1, tx: INSN, mem-tx: EV
[ 599.832721] [Hardware Error]: CPU:1 MC2_STATUS[Over|CE|-|-|AddrV|CECC]:
0xd40040000000018a
[ 599.832730] [Hardware Error]: MC2_ADDR: 0x000000042fc8c5c0
[ 599.832734] [Hardware Error]: Bus Unit Error: SNP error during data copyback.
[ 599.832741] [Hardware Error]: cache level: L2, tx: GEN, mem-tx: SNP
Still happens with linux-
image-3.4.0-030400rc5-generic_3.4.0-030400rc5.201205011817_amd64!
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
** Tags removed: needs-upstream-testing
** Tags added: kernel-bug-exists-upstream
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https://bugs.launchpad.net/bugs/993758
Title:
hardware errors every 300s
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