From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [Bugme-new] [Bug 10455] New: Kernel lockup when iwl3945 modules is loaded after a few hours Date: Tue, 15 Apr 2008 01:32:51 -0700 Message-ID: <20080415013251.e90e5abd.akpm@linux-foundation.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-wireless-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: bart.vanassche-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Cc: bugme-daemon-590EEB7GvNiWaY/ihj7yzEB+6BGkLq7r@public.gmane.org, linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-acpi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-acpi@vger.kernel.org (switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface). On Tue, 15 Apr 2008 01:16:39 -0700 (PDT) bugme-daemon-590EEB7GvNiWaY/ihj7yzEB+6BGkLq7r@public.gmane.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=10455 > > Summary: Kernel lockup when iwl3945 modules is loaded after a few > hours > Product: Drivers > Version: 2.5 > KernelVersion: 2.6.25-rc9 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: network-wireless > AssignedTo: drivers_network-wireless-ztI5WcYan/vQLgFONoPN62D2FQJk+8+b@public.gmane.org > ReportedBy: bart.vanassche-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org > > > Latest working kernel version: (not known) > Earliest failing kernel version: 2.6.25-rc9 hm, why? Has this machine never run earlier kernels? > Distribution: Ubuntu Linux 7.10 > Hardware Environment: Acer Aspire laptop model 5633WLMi > Software Environment: Ubuntu Linux 7.10, 32 bit mode. > Problem Description: When the iwl3945 module is loaded, the kernel locks up > after a few hours. This problem does not occur when the iwl3945 module is not > loaded. > > Steps to reproduce: Boot the system. > > The following kernel messages look suspicious: > > Apr 14 20:16:24 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:16:24 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:18:28 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:18:28 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:20:32 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:20:32 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:22:36 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:22:36 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:24:40 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:24:40 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:26:44 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:26:44 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:28:48 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:28:48 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:30:52 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:30:52 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:32:56 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:32:56 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:35:00 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:35:00 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:37:04 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:37:04 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:39:08 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:39:08 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:41:12 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:41:12 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:43:16 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:43:16 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:45:20 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:45:20 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:47:24 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:47:24 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:49:28 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:49:28 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:51:32 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:51:32 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:53:36 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:53:36 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:55:40 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:55:40 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:57:44 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:57:44 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 20:59:48 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 20:59:48 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 21:01:52 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 21:01:52 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 21:03:56 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 21:03:56 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled > Apr 14 21:06:00 localhost kernel: ACPI: PCI Interrupt 0000:05:00.0[A] -> GSI 19 > (level, low) -> IRQ 19 > Apr 14 21:06:00 localhost kernel: ACPI: PCI interrupt for device 0000:05:00.0 > disabled Yes, that does look like an ACPI problem. But one would expect it to kill the interface immediately, not several hours later. Can you send the /proc/interrupts contents? -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html