19 lines · bash
1#!/bin/bash2# SPDX-License-Identifier: GPL-2.0+3#4# Scan standard input for error messages, dumping any found to standard5# output.6#7# Usage: console-badness.sh8#9# Copyright (C) 2020 Facebook, Inc.10#11# Authors: Paul E. McKenney <paulmck@kernel.org>12 13grep -E 'Badness|WARNING:|Warn|BUG|===========|BUG: KCSAN:|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|!!!' |14grep -v 'ODEBUG: ' |15grep -v 'This means that this is a DEBUG kernel and it is' |16grep -v 'Warning: unable to open an initial console' |17grep -v 'Warning: Failed to add ttynull console. No stdin, stdout, and stderr.*the init process!' |18grep -v 'NOHZ tick-stop error: Non-RCU local softirq work is pending, handler'19