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7f977ddd0e
Kernel Panic is observed with a Qlogic 2472 Card is plugged into the system and the qla2xxx driver is loaded: 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 ]--- The attached patch fixes the issue. Signed-off-by: Shyam Iyer <shyam_iyer@dell.com> Acked-by: Seokmann Ju <Seokmann.ju@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
100 lines
4.6 KiB
C
100 lines
4.6 KiB
C
#define QLA_MODEL_NAMES 0x5C
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/*
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* Adapter model names and descriptions.
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*/
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static char *qla2x00_model_name[QLA_MODEL_NAMES*2] = {
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"QLA2340", "133MHz PCI-X to 2Gb FC, Single Channel", /* 0x100 */
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"QLA2342", "133MHz PCI-X to 2Gb FC, Dual Channel", /* 0x101 */
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"QLA2344", "133MHz PCI-X to 2Gb FC, Quad Channel", /* 0x102 */
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"QCP2342", "cPCI to 2Gb FC, Dual Channel", /* 0x103 */
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"QSB2340", "SBUS to 2Gb FC, Single Channel", /* 0x104 */
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"QSB2342", "SBUS to 2Gb FC, Dual Channel", /* 0x105 */
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"QLA2310", "Sun 66MHz PCI-X to 2Gb FC, Single Channel", /* 0x106 */
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"QLA2332", "Sun 66MHz PCI-X to 2Gb FC, Single Channel", /* 0x107 */
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"QCP2332", "Sun cPCI to 2Gb FC, Dual Channel", /* 0x108 */
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"QCP2340", "cPCI to 2Gb FC, Single Channel", /* 0x109 */
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"QLA2342", "Sun 133MHz PCI-X to 2Gb FC, Dual Channel", /* 0x10a */
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"QCP2342", "Sun - cPCI to 2Gb FC, Dual Channel", /* 0x10b */
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"QLA2350", "133MHz PCI-X to 2Gb FC, Single Channel", /* 0x10c */
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"QLA2352", "133MHz PCI-X to 2Gb FC, Dual Channel", /* 0x10d */
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"QLA2352", "Sun 133MHz PCI-X to 2Gb FC, Dual Channel", /* 0x10e */
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" ", " ", /* 0x10f */
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" ", " ", /* 0x110 */
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" ", " ", /* 0x111 */
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" ", " ", /* 0x112 */
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" ", " ", /* 0x113 */
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" ", " ", /* 0x114 */
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"QLA2360", "133MHz PCI-X to 2Gb FC, Single Channel", /* 0x115 */
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"QLA2362", "133MHz PCI-X to 2Gb FC, Dual Channel", /* 0x116 */
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"QLE2360", "PCI-Express to 2Gb FC, Single Channel", /* 0x117 */
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"QLE2362", "PCI-Express to 2Gb FC, Dual Channel", /* 0x118 */
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"QLA200", "133MHz PCI-X to 2Gb FC Optical", /* 0x119 */
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" ", " ", /* 0x11a */
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" ", " ", /* 0x11b */
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"QLA200P", "133MHz PCI-X to 2Gb FC SFP", /* 0x11c */
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" ", " ", /* 0x11d */
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" ", " ", /* 0x11e */
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" ", " ", /* 0x11f */
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" ", " ", /* 0x120 */
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" ", " ", /* 0x121 */
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" ", " ", /* 0x122 */
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" ", " ", /* 0x123 */
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" ", " ", /* 0x124 */
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" ", " ", /* 0x125 */
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" ", " ", /* 0x126 */
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" ", " ", /* 0x127 */
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" ", " ", /* 0x128 */
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" ", " ", /* 0x129 */
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" ", " ", /* 0x12a */
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" ", " ", /* 0x12b */
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" ", " ", /* 0x12c */
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" ", " ", /* 0x12d */
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" ", " ", /* 0x12e */
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"QLA210", "133MHz PCI-X to 2Gb FC, Single Channel", /* 0x12f */
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"EMC 250", "133MHz PCI-X to 2Gb FC, Single Channel", /* 0x130 */
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"HP A7538A", "HP 1p2g PCI-X to 2Gb FC, Single Channel", /* 0x131 */
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"QLA210", "Sun 133MHz PCI-X to 2Gb FC, Single Channel", /* 0x132 */
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"QLA2460", "PCI-X 2.0 to 4Gb FC, Single Channel", /* 0x133 */
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"QLA2462", "PCI-X 2.0 to 4Gb FC, Dual Channel", /* 0x134 */
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"QMC2462", "IBM eServer BC 4Gb FC Expansion Card", /* 0x135 */
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"QMC2462S", "IBM eServer BC 4Gb FC Expansion Card SFF", /* 0x136 */
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"QLE2460", "PCI-Express to 4Gb FC, Single Channel", /* 0x137 */
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"QLE2462", "PCI-Express to 4Gb FC, Dual Channel", /* 0x138 */
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"QME2462", "Dell BS PCI-Express to 4Gb FC, Dual Channel", /* 0x139 */
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" ", " ", /* 0x13a */
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" ", " ", /* 0x13b */
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" ", " ", /* 0x13c */
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"QEM2462", "Sun Server I/O Module 4Gb FC, Dual Channel", /* 0x13d */
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"QLE210", "PCI-Express to 2Gb FC, Single Channel", /* 0x13e */
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"QLE220", "PCI-Express to 4Gb FC, Single Channel", /* 0x13f */
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"QLA2460", "Sun PCI-X 2.0 to 4Gb FC, Single Channel", /* 0x140 */
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"QLA2462", "Sun PCI-X 2.0 to 4Gb FC, Dual Channel", /* 0x141 */
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"QLE2460", "Sun PCI-Express to 2Gb FC, Single Channel", /* 0x142 */
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"QLE2462", "Sun PCI-Express to 4Gb FC, Single Channel", /* 0x143 */
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"QEM2462", "Server I/O Module 4Gb FC, Dual Channel", /* 0x144 */
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"QLE2440", "PCI-Express to 4Gb FC, Single Channel", /* 0x145 */
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"QLE2464", "PCI-Express to 4Gb FC, Quad Channel", /* 0x146 */
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"QLA2440", "PCI-X 2.0 to 4Gb FC, Single Channel", /* 0x147 */
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"HP AE369A", "PCI-X 2.0 to 4Gb FC, Dual Channel", /* 0x148 */
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"QLA2340", "Sun 133MHz PCI-X to 2Gb FC, Single Channel", /* 0x149 */
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" ", " ", /* 0x14a */
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" ", " ", /* 0x14b */
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"QMC2432M", "IBM eServer BC 4Gb FC Expansion Card CFFE", /* 0x14c */
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"QMC2422M", "IBM eServer BC 4Gb FC Expansion Card CFFX", /* 0x14d */
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"QLE220", "Sun PCI-Express to 4Gb FC, Single Channel", /* 0x14e */
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" ", " ", /* 0x14f */
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" ", " ", /* 0x150 */
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" ", " ", /* 0x151 */
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"QME2462", "PCI-Express to 4Gb FC, Dual Channel Mezz HBA", /* 0x152 */
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"QMH2462", "PCI-Express to 4Gb FC, Dual Channel Mezz HBA", /* 0x153 */
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" ", " ", /* 0x154 */
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"QLE220", "PCI-Express to 4Gb FC, Single Channel", /* 0x155 */
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"QLE220", "PCI-Express to 4Gb FC, Single Channel", /* 0x156 */
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" ", " ", /* 0x157 */
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" ", " ", /* 0x158 */
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" ", " ", /* 0x159 */
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" ", " ", /* 0x15a */
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"QME2472", "Dell BS PCI-Express to 4Gb FC, Dual Channel", /* 0x15b */
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};
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