Details
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Bug
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Resolution: Fixed
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Minor
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Lustre 2.6.0, Lustre 2.4.2
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Lustre-2.4.2
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3
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14143
Description
Following crash happened after degbu_daemon was started.
2014-05-30 16:30:19 LNetError: 2775:0
/root/rpmbuild/BUILD/lustre-2.4.2/libcfs/libcfs/tracefile.c:1035:tracefiled()) ASSERTION(cfs_page_count(tage->page) > 0) failed
2014-05-30 16:30:19 Kernel panic - not syncing: Lustre debug assertion failure
2014-05-30 16:30:19
2014-05-30 16:30:19 Pid: 2775, comm: ktracefiled Not tainted 2.6.32-358.18.1.el6_lustre.x86_64 #1
2014-05-30 16:30:19 Call Trace:
2014-05-30 16:30:19 [<ffffffff8150de58>] ? panic+0xa7/0x16f
2014-05-30 16:30:19 [<ffffffff810a15fa>] ? do_gettimeofday+0x1a/0x50
2014-05-30 16:30:19 [<ffffffffa0410c14>] ? cfs_trace_assertion_failed+0x74/0x80 [libcfs]
2014-05-30 16:30:19 [<ffffffffa0412b60>] ? tracefiled+0x400/0x530 [libcfs]
2014-05-30 16:30:19 [<ffffffffa0412760>] ? tracefiled+0x0/0x530 [libcfs]
2014-05-30 16:30:19 [<ffffffff8100c0ca>] ? child_rip+0xa/0x20
2014-05-30 16:30:19 [<ffffffffa0412760>] ? tracefiled+0x0/0x530 [libcfs]
2014-05-30 16:30:19 [<ffffffffa0412760>] ? tracefiled+0x0/0x530 [libcfs]
2014-05-30 16:30:19 [<ffffffff8100c0c0>] ? child_rip+0x0/0x20
2014-05-30 16:34:33 Initializing cgroup subsys cpuset
2014-05-30 16:34:33 Initializing cgroup subsys cpu
And a same crash was reported a long time ago. https://jira.hpdd.intel.com/browse/LU-1311?focusedCommentId=35871&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-35871
There was a important log there:
Apr 30 08:21:41 barry-oss4 kernel: [247839.213070] wanted to write 1008 but wrote -5