Hello, Frans Pop wrote: >> so in my opinion reverting commit [1] with commit [2] missed the point. >> >> [1] a5bfc4714b3f01365aef89a92673f2ceb1ccf246 >> [2] 31b239ad1ba7225435e13f5afc47e48eb674c0cc > > The most likely explanation is that your earlier test from which you > concluded that the revert did fix the problem was incorrect. It seems > unlikely that some other stable commit interferes here. Hmm... > So basically we're back where we started. > >> [ 1018.059729] irq 23: nobody cared (try booting with the "irqpoll" option) >> [ 1018.059734] Pid: 8656, comm: sh Tainted: G W 2.6.31-gentoo-r2-blackbit #1 >> [ 1018.059736] Call Trace: >> [ 1018.059738] <IRQ> [<ffffffff81066ecf>] ? __report_bad_irq+0x30/0x7d >> [ 1018.059748] [<ffffffff81067023>] ? note_interrupt+0x107/0x170 >> [ 1018.059751] [<ffffffff81067610>] ? handle_fasteoi_irq+0x8a/0xaa >> [ 1018.059755] [<ffffffff8100d1cf>] ? handle_irq+0x17/0x1d >> [ 1018.059757] [<ffffffff8100c84b>] ? do_IRQ+0x54/0xb2 >> [ 1018.059761] [<ffffffff8100b6d3>] ? ret_from_intr+0x0/0xa >> [ 1018.059762] <EOI> [<ffffffff815c7d2c>] ? do_page_fault+0xed/0x2ef >> [ 1018.059769] [<ffffffff815c7f12>] ? do_page_fault+0x2d3/0x2ef >> [ 1018.059773] [<ffffffff812dd5ed>] ? __put_user_4+0x1d/0x30 >> [ 1018.059776] [<ffffffff815c5fdf>] ? page_fault+0x1f/0x30 >> [ 1018.059777] handlers: >> [ 1018.059778] [<ffffffff813d2d8c>] (ahci_interrupt+0x0/0x426) >> [ 1018.059783] Disabling IRQ #23 > > How reproducible is the error for you? Do you see it every time or not? > If it is reliably reproducible, can you think of any explanation why your > earlier test was a success while we now see that the revert does not help? > > Does the error *only* occur during gcc compilation, or was that just the > simplest way to reproduce it? Does it always occur at the same point during > the compilation or does it vary? > Can you create a test case that does not require doing the whole > compilation, but only executes the step that triggers the error? > > If you can find a reliable and fairly quick way to reproduce the error, I > would suggest doing a bisection. > > Jeff, Tejun: do you have any ideas what could cause this issue to suddenly > appear or how to debug/instrument it? Alexander, can you please attach full boot log and the output of "lspci -nn"? Also, how reproducible is the problem? You already answered to Frans' question but can you be more specific? Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
