1*4882a593Smuzhiyun#!/bin/bash 2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0+ 3*4882a593Smuzhiyun# 4*4882a593Smuzhiyun# Scan standard input for error messages, dumping any found to standard 5*4882a593Smuzhiyun# output. 6*4882a593Smuzhiyun# 7*4882a593Smuzhiyun# Usage: console-badness.sh 8*4882a593Smuzhiyun# 9*4882a593Smuzhiyun# Copyright (C) 2020 Facebook, Inc. 10*4882a593Smuzhiyun# 11*4882a593Smuzhiyun# Authors: Paul E. McKenney <paulmck@kernel.org> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyunegrep 'Badness|WARNING:|Warn|BUG|===========|Call Trace:|Oops:|detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state|rcu_.*kthread starved for|!!!' | 14*4882a593Smuzhiyungrep -v 'ODEBUG: ' | 15*4882a593Smuzhiyungrep -v 'This means that this is a DEBUG kernel and it is' | 16*4882a593Smuzhiyungrep -v 'Warning: unable to open an initial console' 17