On Sat, 9 Oct 2010, Yinghai Lu wrote: > On 10/09/2010 05:12 AM, Thomas Gleixner wrote: > > On Sat, 9 Oct 2010, Yinghai Lu wrote: > >> On 10/08/2010 11:10 PM, Thomas Gleixner wrote: > >>>> [ 59.449366] IP: [<ffffffff8147d715>] acpi_pci_irq_find_prt_entry+0x85/0xb1 > >>> > >>> I can hardly see how this is related to the irq work. > >>> > >>>> [ 71.076886] Pid: 1, comm: swapper Tainted: G W 2.6.36-rc7-tip-yh-01944-ge8a4c5f-dirty #171 /Sun Fire x4800 > >>>> [ 71.096947] RIP: 0010:[<ffffffff8141e232>] [<ffffffff8141e232>] strcmp+0x4/0x21 > >>> > >>> Ditto. > >> > >> don't know. > >> > >> but without merging your branch, those problems don't come out. > >> > >> only thing i can think about that you real free irq code could > >> stress or expose other subsystem's bug etc. > > > > The first crash is in early boot and that code just fiddles with acpi > > internal stuff. > > > > Need following patch. Please fold it into corresponding commit. Thanks for spotting this ! tglx -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html