Kernel Panic is observed with a Qlogic 2472 Card is plugged into the system and the qla2xxx driver is loaded. The attached patch fixes the issue. Signed-off-by: Shyam Iyer <shyam_iyer@xxxxxxxx> --- qla_devtbl.h.orig 2009-02-05 19:59:38.000000000 +0530 +++ qla_devtbl.h 2009-02-05 19:58:25.000000000 +0530 @@ -72,7 +72,7 @@ "QLA2462", "Sun PCI-X 2.0 to 4Gb FC, Dual Channel", /* 0x141 */ "QLE2460", "Sun PCI-Express to 2Gb FC, Single Channel", /* 0x142 */ "QLE2462", "Sun PCI-Express to 4Gb FC, Single Channel", /* 0x143 */ - "QEM2462" "Server I/O Module 4Gb FC, Dual Channel", /* 0x144 */ + "QEM2462", "Server I/O Module 4Gb FC, Dual Channel", /* 0x144 */ "QLE2440", "PCI-Express to 4Gb FC, Single Channel", /* 0x145 */ "QLE2464", "PCI-Express to 4Gb FC, Quad Channel", /* 0x146 */ "QLA2440", "PCI-X 2.0 to 4Gb FC, Single Channel", /* 0x147 */ --------------Kernel-Panic-snip----------------------------------------- - QLogic Fibre Channel HBA Driver: 8.02.01.02.11.0-k9 vendor=8086 device=3410 qla2xxx 0000:05:00.0: PCI INT A -> GSI 40 (level, low) -> IRQ 40 qla2xxx 0000:05:00.0: Found an ISP2432, irq 40, iobase 0xffffc2001091c000 qla2xxx 0000:05:00.0: Configuring PCI space... qla2xxx 0000:05:00.0: setting latency timer to 64 qla2xxx 0000:05:00.0: Configure NVRAM parameters... BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 IP: [<ffffffff8036319a>] strncpy+0x5/0x1e PGD 7c564067 PUD 78d8c067 PMD 0 Oops: 0000 [1] SMP last sysfs file: /sys/devices/pci0000:00/0000:00:1d.1/usb6/6-2/6-2:1.1/input/input4/event 4/dev CPU 1 Modules linked in: qla2xxx(+) squashfs usb_storage scsi_transport_fc scsi_tgt parport_pc parport arc4 ecb crypto_blkcipher acpi_cpufreq fan loop nfs nfs_acl lockd sunrpc nls_iso8859_1 nls_cp437 ipv6 af_packet st sr_mod ide_disk ide_cd_mod ide_core cdrom usbhid hid ff_memless sg sd_mod crc_t10dif uhci_hcd mptsas mptscsih ehci_hcd mptbase scsi_transport_sas rtc_cmos rtc_core rtc_lib usbcore scsi_mod thermal bnx2 button processor thermal_sys hwmon edd Supported: Yes Pid: 4415, comm: insmod Not tainted 2.6.27.13-1-default #1 RIP: 0010:[<ffffffff8036319a>] [<ffffffff8036319a>] strncpy+0x5/0x1e RSP: 0018:ffff88007b04fbc0 EFLAGS: 00010202 RAX: 00000000000000b7 RBX: ffff88007b9641e0 RCX: ffff88007c1b2ad7 RDX: 000000000000004f RSI: 0000000000000000 RDI: ffff88007c1b2ad7 RBP: ffff88007c1b0620 R08: 0000000000000010 R09: 0000000100000000 R10: 0000000000000046 R11: ffffffff803651c6 R12: ffff88007b074000 R13: ffff88007b964000 R14: ffff88007c1b2ac6 R15: 0000000000000000 FS: 00007f91a6c366f0(0000) GS:ffff88007dbeee40(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000000 CR3: 000000007bd7c000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process insmod (pid: 4415, threadinfo ffff88007b04e000, task ffff880078586180) Stack: ffffffffa02d82c4 0000000000002432 ffff88007d385000 ffff88007c1b0620 ffff88007c1b0620 ffff88007c1b0000 ffff88007d385000 0000000000002432 ffffffffa02dcb1e 0000000000002432 ffffc2001091c000 ffff88007c1b0620 Call Trace: [<ffffffffa02d82c4>] qla24xx_nvram_config+0x385/0x6c2 [qla2xxx] [<ffffffffa02dcb1e>] qla2x00_initialize_adapter+0x169/0x383 [qla2xxx] [<ffffffffa02f2040>] qla2x00_probe_one+0x6bc/0x9c6 [qla2xxx] [<ffffffff8037346f>] pci_device_probe+0xb8/0x105 [<ffffffff803e5a27>] really_probe+0xdd/0x1e5 [<ffffffff803e5c14>] __driver_attach+0x46/0x6d [<ffffffff803e51e1>] bus_for_each_dev+0x44/0x78 [<ffffffff803e4ac7>] bus_add_driver+0xef/0x235 [<ffffffff803e5dd8>] driver_register+0xa2/0x11f [<ffffffff803736fd>] __pci_register_driver+0x5d/0x90 [<ffffffffa0308126>] qla2x00_module_init+0x126/0x159 [qla2xxx] [<ffffffff80209041>] _stext+0x41/0x110 [<ffffffff80260abd>] sys_init_module+0xa0/0x1ba [<ffffffff8020bfbb>] system_call_fastpath+0x16/0x1b [<00007f91a679b76a>] 0x7f91a679b76a Code: ff c1 41 39 c0 75 05 45 85 c0 75 bf 41 29 c0 44 89 c0 c3 31 d2 8a 04 16 88 04 17 48 ff c2 84 c0 75 f3 48 89 f8 c3 48 89 f9 eb 10 <8a> 06 3c 01 88 01 48 83 de ff 48 ff c1 48 ff ca 48 85 d2 75 eb RIP [<ffffffff8036319a>] strncpy+0x5/0x1e RSP <ffff88007b04fbc0> CR2: 0000000000000000 ---[ end trace 829d7d78dfafb785 ]---
Attachment:
qla_patch
Description: qla_patch
