This bug was first reported a few weeks ago and it seems still hasn't been resolved for some. The bug report can be found here, https://bugs.freedesktop.org/show_bug.cgi?id=18609 .
- Ben On Tue, 2008-12-02 at 14:21 +0100, fredi ml wrote: > Hi all, > lately starting from kernel 2.6.28-rc6-00142-g9bd062d I'm getting this > traces: > > Dec 1 12:09:34 kotys irq 16: nobody cared (try booting with the > "irqpoll" option) > Dec 1 12:09:34 kotys Pid: 3617, comm: X Not tainted > 2.6.28-rc6-00142-g9bd062d #17 > Dec 1 12:09:34 kotys Call Trace: > Dec 1 12:09:34 kotys <IRQ> [<ffffffff80262a11>] __report_bad_irq > +0x3d/0x8c > Dec 1 12:09:34 kotys [<ffffffff80262b73>] note_interrupt+0x113/0x178 > Dec 1 12:09:34 kotys [<ffffffff80263271>] handle_fasteoi_irq > +0xa6/0xca > Dec 1 12:09:34 kotys [<ffffffff8020d8ab>] do_IRQ+0x7b/0xec > Dec 1 12:09:34 kotys [<ffffffff8020b9f6>] ret_from_intr+0x0/0xa > Dec 1 12:09:34 kotys <EOI> <3>handlers: > Dec 1 12:09:34 kotys [<ffffffffa036f497>] (i915_driver_irq_handler > +0x0/0x1f5 [i915]) > Dec 1 12:09:34 kotys Disabling IRQ #16 > > ----------- > Dec 1 19:14:11 kotys irq 16: nobody cared (try booting with the > "irqpoll" option) > Dec 1 19:14:11 kotys Pid: 4042, comm: firefox Not tainted > 2.6.28-rc6-00184-gd9d060a #18 > Dec 1 19:14:11 kotys Call Trace: > Dec 1 19:14:11 kotys <IRQ> [<ffffffff80262a11>] __report_bad_irq > +0x3d/0x8c > Dec 1 19:14:11 kotys [<ffffffff80262b73>] note_interrupt+0x113/0x178 > Dec 1 19:14:11 kotys [<ffffffff80263271>] handle_fasteoi_irq > +0xa6/0xca > Dec 1 19:14:11 kotys [<ffffffff8020d8ab>] do_IRQ+0x7b/0xec > Dec 1 19:14:11 kotys [<ffffffff8020b9f6>] ret_from_intr+0x0/0xa > Dec 1 19:14:11 kotys <EOI> <3>handlers: > Dec 1 19:14:11 kotys [<ffffffffa036c497>] (i915_driver_irq_handler > +0x0/0x1f5 [i915]) > Dec 1 19:14:11 kotys Disabling IRQ #16 > > ------------ > Dec 2 13:31:23 kotys Pid: 6512, comm: ebuild Not tainted 2.6.28-rc7 > #19 > Dec 2 13:31:23 kotys Call Trace: > Dec 2 13:31:23 kotys <IRQ> [<ffffffff80262a0d>] __report_bad_irq > +0x3d/0x8c > Dec 2 13:31:23 kotys [<ffffffff80262b6f>] note_interrupt+0x113/0x178 > Dec 2 13:31:23 kotys [<ffffffff8026326d>] handle_fasteoi_irq > +0xa6/0xca > Dec 2 13:31:23 kotys [<ffffffff8020d8ab>] do_IRQ+0x7b/0xec > Dec 2 13:31:23 kotys [<ffffffff8020b9f6>] ret_from_intr+0x0/0xa > Dec 2 13:31:23 kotys <EOI> <3>handlers: > Dec 2 13:31:23 kotys [<ffffffffa036b497>] (i915_driver_irq_handler > +0x0/0x1f5 [i915]) > Dec 2 13:31:23 kotys Disabling IRQ #16 > > > Actually now that i notice all the log seems the same except the > kernel version that's from git. After this traces interrupt 16 is not > incrteasing in /proc/interrupts anymore (as suggested by the last log > line) and Xorg is all slugish, barely usable. Noticing that there were > modifications on the i915 driver i waited till now to report this but > none of the last patches got rid of this issue so here is the log. > Right now i booted adding irqpoll on the command line and i see in > dmesg this one: > > Kernel command line: root=/dev/sda2 rootflags=data=writeback irqpoll > Misrouted IRQ fixup and polling support enabled > This may significantly impact system performance > > Though everything seems normal for now. The trace happens usually when > the system is under load but it's not that predictable so for now i > cant tell if using irqpoll is avoiding hitting this issue. I'll let > you know if it happens again. > Just ask for info or whatever patches to test ecc. is needed, i'll be > glad to help. > And of course thank you guys for your work. > > Frederik > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > -- _______________________________________________ Dri-devel mailing list > Dri-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/dri-devel ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ -- _______________________________________________ Dri-devel mailing list Dri-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dri-devel
