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Date: Mon, 20 May 2019 14:14:34 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Jan Kara <jack@...e.cz>, Theodore Tso <tytso@....edu>, stable@...nel.org Subject: [PATCH 4.19 088/105] ext4: avoid panic during forced reboot due to aborted journal From: Jan Kara <jack@...e.cz> commit 2c1d0e3631e5732dba98ef49ac0bec1388776793 upstream. Handling of aborted journal is a special code path different from standard ext4_error() one and it can call panic() as well. Commit 1dc1097ff60e ("ext4: avoid panic during forced reboot") forgot to update this path so fix that omission. Fixes: 1dc1097ff60e ("ext4: avoid panic during forced reboot") Signed-off-by: Jan Kara <jack@...e.cz> Signed-off-by: Theodore Ts'o <tytso@....edu> Cc: stable@...nel.org # 5.1 Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- fs/ext4/super.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -698,7 +698,7 @@ void __ext4_abort(struct super_block *sb jbd2_journal_abort(EXT4_SB(sb)->s_journal, -EIO); save_error_info(sb, function, line); } - if (test_opt(sb, ERRORS_PANIC)) { + if (test_opt(sb, ERRORS_PANIC) && !system_going_down()) { if (EXT4_SB(sb)->s_journal && !(EXT4_SB(sb)->s_journal->j_flags & JBD2_REC_ERR)) return;
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