Date: Mon, 8 Nov 2004 18:28:03 GMT From: Nejc Skoberne <nejc@skoberne.net> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/73675: atapicam causes interrupt storm Message-ID: <200411081828.iA8IS3eh016735@www.freebsd.org> Resent-Message-ID: <200411081830.iA8IURwm065407@freefall.freebsd.org>
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>Number: 73675 >Category: kern >Synopsis: atapicam causes interrupt storm >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Nov 08 18:30:27 GMT 2004 >Closed-Date: >Last-Modified: >Originator: Nejc Skoberne >Release: 5.3 >Organization: >Environment: FreeBSD Svarun.arnes.si 5.3-RELEASE FreeBSD 5.3-RELEASE #0: Fri Nov 5 04:19:18 UTC 2004 root@harlow.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386 >Description: I happen to have ASUS P4C800-E motherboard with Promise PDC20378 SATA150 controller. When compiling kernel with "driver atapicam" enabled and booting it, there is an error when booting kernel: Interrupt storm detected on "irq18: atapci1 em0": throttling interrupt source The error is fatal (kernel doesn't boot in full). Conflicting hardware: atapci1: <Intel ICH5 UDMA100 controller> port 0xef90-0xef9f,0xefa8-0xefab,0xefa0-0xefa7,0xefac-0xefaf,0xefe0-0xefe7 irq 18 at device 31.1 on pci0 em0: <Intel(R) PRO/1000 Network Connection, Version - 1.7.35> port 0xcf80-0xcf9f mem 0xfe5e0000-0xfe5fffff irq 18 at device 1.0 on pci2 em0: Ethernet address: 00:11:2f:c9:a7:9a em0: Speed:N/A Duplex:N/A >How-To-Repeat: Have ASUS P4C800-E motherboard with Promise RAID enabled and try to compile GENERIC kernel with "driver atapicam" added. Kernel panics. >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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