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Sasha Levin authored
__btrfs_close_devices() would call_rcu to free the device, which is racy with list_for_each_entry() accessing the memory to retrieve the next device on the list. Signed-off-by: Sasha Levin <sasha.levin@oracle.com> Reviewed-by: David Sterba <dsterba@suse.cz> Signed-off-by: Chris Mason <clm@fb.com>
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