LU-7227 tests: check dmesg for errors after test

Add a check to t-f that dmesg doesn't have critical messages
after test execution. The list of error  messages in
"check_dmesg_for_erros" should be updated by developers.

Change-Id: If33ab73865121a56b9a21afd10fa1635f30dcbbe
Xyratex-bug-id: MRP-2713
Signed-off-by: Sergey Cheremencev <sergey.cheremencev@seagate.com>
Reviewed-by: Elena V. Gryaznova <elena.gryaznova@seagate.com>
Tested-by: Elena V. Gryaznova <elena.gryaznova@seagate.com>
Reviewed-by: Alexander Zarochentsev <alexander.zarochentsev@seagate.com>
Reviewed-on: http://review.whamcloud.com/16665
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: James Nunez <james.a.nunez@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>

diff --git a/lustre/tests/test-framework.sh b/lustre/tests/test-framework.sh
index 48795c0..eaa4878 100755 (executable)
--- a/lustre/tests/test-framework.sh
+++ b/lustre/tests/test-framework.sh
@@ -4932,6 +4932,18 @@ banner() {
     log "$msg== $(date +"%H:%M:%S (%s)")"
 }
 
+check_dmesg_for_errors() {
+       local res
+       local errors="VFS: Busy inodes after unmount of\|\
+ldiskfs_check_descriptors: Checksum for group 0 failed\|\
+group descriptors corrupted"
+
+       res=$(do_nodes $(comma_list $(nodes_list)) "dmesg" | grep "$errors")
+       [ -z "$res" ] && return 0
+       echo "Kernel error detected: $res"
+       return 1
+}
+
 #
 # Run a single test function and cleanup after it.
 #
@@ -4953,6 +4965,7 @@ run_one() {
        reset_fail_loc
        check_grant ${testnum} || error "check_grant $testnum failed with $?"
        check_catastrophe || error "LBUG/LASSERT detected"
+       check_dmesg_for_errors || error "Error in dmesg detected"
        if [ "$PARALLEL" != "yes" ]; then
                ps auxww | grep -v grep | grep -q multiop &&
                                        error "multiop still running"