#!/bin/sh
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# pstore_crash_test - Pstore test shell script which causes crash and reboot
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#
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# Copyright (C) Hitachi Ltd., 2015
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# Written by Hiraku Toyooka <hiraku.toyooka.gu@hitachi.com>
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#
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# Released under the terms of the GPL v2.
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# exit if pstore backend is not registered
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. ./common_tests
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prlog "Causing kernel crash ..."
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# enable all functions triggered by sysrq
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echo 1 > /proc/sys/kernel/sysrq
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# setting to reboot in 3 seconds after panic
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echo 3 > /proc/sys/kernel/panic
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# save uuid file by different name because next test execution will replace it.
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mv $TOP_DIR/uuid $TOP_DIR/prev_uuid
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# create a file as reboot flag
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touch $REBOOT_FLAG
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sync
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# cause crash
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# Note: If you use kdump and want to see kmesg-* files after reboot, you should
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# specify 'crash_kexec_post_notifiers' in 1st kernel's cmdline.
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echo c > /proc/sysrq-trigger
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