Description of problem: http://sourceforge.net/mailarchive/forum.php?thread_id=6967907&forum_id=14082 > I meet an OOPs when loading si driver on a HP CX2600 machine with Red Hat > Enterprise Linux AS release 4(2.6.9). It seems we get a zero > register_bit_width and a invalid address after acpi_get_firmware_table. > The ACPI guys gave out a patch for it as follows. --- a/drivers/char/ipmi/ipmi_si_intf.c 2005-03-03 10:56:51.000000000 +0800 +++ b/drivers/char/ipmi/ipmi_si_intf.c 2005-03-17 16:34:32.478606080 +0800 @@ -1466,6 +1466,11 @@ static int try_init_acpi(int intf_num, s if (!is_new_interface(-1, addr_space, spmi->addr.address)) return -ENODEV; + if (!spmi->addr.register_bit_width) { + acpi_failure = 1; + return -ENODEV; + } + /* Figure out the interface type. */ switch (spmi->InterfaceType) { Version-Release number of selected component (if applicable): kernel < 2.6.11
patch posted 6/2/2005 (pending approval)
devel ACK for U2
the following patch was posted to rhkernel (which resolves this issue): --- linux-2.6.9/drivers/char/ipmi/ipmi_si_intf.c.orig 2005-06-02 15:59:39.274561784 -0400 +++ linux-2.6.9/drivers/char/ipmi/ipmi_si_intf.c 2005-06-02 16:01:12.000000000 -0400 @@ -1466,6 +1466,11 @@ static int try_init_acpi(int intf_num, s if (!is_new_interface(-1, addr_space, spmi->addr.address)) return -ENODEV; + if (!spmi->addr.register_bit_width) { + acpi_failure = 1; + return -ENODEV; + } + /* Figure out the interface type. */ switch (spmi->InterfaceType) {
Is bug 165466 related to this?
bug 165466 appears to be a duplicate of this bug (based on the symptoms anyway). the -11.41.EL kernel should fix this issue
An advisory has been issued which should help the problem described in this bug report. This report is therefore being closed with a resolution of ERRATA. For more information on the solution and/or where to find the updated files, please follow the link below. You may reopen this bug report if the solution does not work for you. http://rhn.redhat.com/errata/RHSA-2005-514.html