[1489614.817895] sbridge: HANDLING MCE MEMORY ERROR
[1489614.817907] CPU 6: Machine Check Exception: 0 Bank 5: 8c00004000010093
[1489614.817910] TSC 0 ADDR 118fa94fc0 MISC 2040464686 PROCESSOR 0:206d7 TIME 1484449971 SOCKET 1 APIC 20
[1489615.681530] EDAC MC1: 1 CE memory read error on CPU_SrcID#1_Channel#3_DIMM#1 (channel:3 slot:1 page:0x118fa94 offset:0xfc0 grain:32 syndrome:0x0 -  area:DRAM err_code:0001:0093 socket:1 channel_mask:8 rank:4)
[1582170.022955] sbridge: HANDLING MCE MEMORY ERROR
[1582170.022964] CPU 6: Machine Check Exception: 0 Bank 5: 8c00004000010093
[1582170.022966] TSC 0 ADDR 118fa94fc0 MISC 2042745486 PROCESSOR 0:206d7 TIME 1484542527 SOCKET 1 APIC 20
[1582170.587016] EDAC MC1: 1 CE memory read error on CPU_SrcID#1_Channel#3_DIMM#1 (channel:3 slot:1 page:0x118fa94 offset:0xfc0 grain:32 syndrome:0x0 -  area:DRAM err_code:0001:0093 socket:1 channel_mask:8 rank:4)
[1639233.730188] sbridge: HANDLING MCE MEMORY ERROR
[1639233.730196] CPU 0: Machine Check Exception: 0 Bank 5: 8c00004000010090
[1639233.730198] TSC 0 ADDR 43fbe0400 MISC 2440282886 PROCESSOR 0:206d7 TIME 1484599591 SOCKET 0 APIC 0
--
[1651790.181555]  [<ffffffff811c37a2>] SyS_pwritev+0xa2/0xd0
[1651790.181558]  [<ffffffff8173dd5d>] system_call_fastpath+0x1a/0x1f
[1652077.642799] sbridge: HANDLING MCE MEMORY ERROR
[1652077.642806] CPU 0: Machine Check Exception: 0 Bank 5: 8c00004000010090
[1652077.642807] TSC 0 ADDR 43fbe0400 MISC 1401c9c86 PROCESSOR 0:206d7 TIME 1484612435 SOCKET 0 APIC 0
--
[1663242.110489] qbr4bad6325-96: port 2(tap4bad6325-96) entered disabled state
[1663248.872580] type=1400 audit(1484623607.183:110): apparmor="STATUS" operation="profile_remove" profile="unconfined" name="libvirt-c5a1e01d-7b36-40e4-8195-4ebb9ec9baa8" pid=764553 comm="apparmor_parser"
[1663321.956843] sbridge: HANDLING MCE MEMORY ERROR
[1663321.956852] CPU 0: Machine Check Exception: 0 Bank 5: 8c00004000010090
[1663321.956854] TSC 0 ADDR 43fbe0400 MISC 20401c9c86 PROCESSOR 0:206d7 TIME 1484623680 SOCKET 0 APIC 0
[1663322.374184] EDAC MC0: 1 CE memory read error on CPU_SrcID#0_Channel#0_DIMM#0 (channel:0 slot:0 page:0x43fbe0 offset:0x400 grain:32 syndrome:0x0 -  area:DRAM err_code:0001:0090 socket:0 channel_mask:1 rank:1)
[1663342.999347] sbridge: HANDLING MCE MEMORY ERROR
[1663342.999353] CPU 0: Machine Check Exception: 0 Bank 5: 8c00004000010090
[1663342.999355] TSC 0 ADDR 43fbe0400 MISC 2440282886 PROCESSOR 0:206d7 TIME 1484623701 SOCKET 0 APIC 0