Testing "discards" atop ext4 on a 2.6.28-rc8 kernel: Dec 17 18:03:51 kernel: Bad page state in process 'kjournald2' Dec 17 18:03:51 kernel: page:ffffe200004695a0 flags:0x0100000000000080 mapping:0000000000000000 mapcount:0 count:0 Dec 17 18:03:51 kernel: Trying to fix it up, but a reboot is needed Dec 17 18:03:51 kernel: Backtrace: Dec 17 18:03:51 kernel: Pid: 19919, comm: kjournald2 Tainted: P W 2.6.28-rc8 #2 Dec 17 18:03:51 kernel: Call Trace: Dec 17 18:03:51 kernel: [<ffffffff80274349>] bad_page+0x6f/0x9d Dec 17 18:03:51 kernel: [<ffffffff80274f19>] free_hot_cold_page+0xc8/0x1a0 Dec 17 18:03:51 kernel: [<ffffffff80275046>] free_hot_page+0xb/0xd Dec 17 18:03:51 kernel: [<ffffffff8027532e>] __free_pages+0x18/0x21 Dec 17 18:03:51 kernel: [<ffffffff80275369>] free_pages+0x32/0x37 Dec 17 18:03:51 kernel: [<ffffffffa065577d>] jbd2_journal_commit_transaction+0xb63/0xf06 [jbd2] Dec 17 18:03:51 kernel: [<ffffffff804ae925>] ? thread_return+0x3d/0xa2 Was iteratively running: iozone -s 1g -i 0 -+u -I -t 100 -x -r 1024 ... the error occurred during the initial write phase (writing 100 files of 1GB each), where the files were all at ~215MB. Chris -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
