Issue

• RHEL 5.1 system crashing with the following error message and trace:

Dec 21 21:25:55 hostname kernel: kobject_add failed for cciss!c0d2 with -EEXIST, don't try to register things with the same name in the same directory.
Dec 21 21:25:55 hostname kernel: 
Dec 21 21:25:55 hostname kernel: Call Trace:
Dec 21 21:25:55 hostname kernel:  [<ffffffff80141226>] kobject_add+0x16e/0x199
Dec 21 21:25:55 hostname kernel:  [<ffffffff80058ee4>] exact_lock+0x0/0x14
Dec 21 21:25:55 hostname kernel:  [<ffffffff800fcf83>] register_disk+0x43/0x199
Dec 21 21:25:55 hostname kernel:  [<ffffffff80138e61>] add_disk+0x34/0x3d
Dec 21 21:25:55 hostname kernel:  [<ffffffff880b49a7>] :cciss:rebuild_lun_table+0x48f/0x50f
Dec 21 21:25:55 hostname kernel:  [<ffffffff800c35f4>] zone_statistics+0x3e/0x6d
Dec 21 21:25:55 hostname kernel:  [<ffffffff880b4e21>] :cciss:cciss_ioctl+0x3fa/0xc65
Dec 21 21:25:55 hostname kernel:  [<ffffffff80142acc>] snprintf+0x44/0x4c
Dec 21 21:25:55 hostname kernel:  [<ffffffff8002ae6c>] flush_tlb_page+0xac/0xda
Dec 21 21:25:55 hostname kernel:  [<ffffffff80010b1d>] do_wp_page+0x246/0x67d
Dec 21 21:25:55 hostname kernel:  [<ffffffff8003a61a>] d_lookup+0x1e/0x42
Dec 21 21:25:55 hostname kernel:  [<ffffffff880b56b6>] :cciss:do_ioctl+0x2a/0x39
Dec 21 21:25:55 hostname kernel:  [<ffffffff880b5774>] :cciss:cciss_compat_ioctl+0xaf/0x25f
Dec 21 21:25:55 hostname kernel:  [<ffffffff80022c50>] flush_tlb_others+0x84/0xbc
Dec 21 21:25:55 hostname kernel:  [<ffffffff80022c65>] flush_tlb_others+0x99/0xbc
Dec 21 21:25:55 hostname kernel:  [<ffffffff80021d2e>] __up_read+0x19/0x7f
Dec 21 21:25:55 hostname kernel:  [<ffffffff80064a9d>] do_page_fault+0x4eb/0x81d
Dec 21 21:25:55 hostname kernel:  [<ffffffff8000df59>] free_pages_and_swap_cache+0x73/0x8f
Dec 21 21:25:55 hostname kernel:  [<ffffffff801380c3>] compat_blkdev_ioctl+0x4c/0x5f
Dec 21 21:25:55 hostname kernel:  [<ffffffff800edf37>] compat_sys_ioctl+0xc5/0x2b1
Dec 21 21:25:55 hostname kernel:  [<ffffffff8005f49b>] sysenter_do_call+0x1b/0x67