BUG: in 2.6.23-rc3-git7 in do_cciss_intr

From: rdunlap
Date: Thu Aug 21 2008 - 01:56:00 EST


on x86_64, 4 proc, 8 GB RAM:

calling cciss_init+0x0/0x2e [cciss]
HP CISS Driver (v 3.6.20)
ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 54
cciss 0000:42:08.0: PCI INT A -> Link[LNKA] -> GSI 54 (level, high) -> IRQ 54
cciss0: <0x3238> at PCI 0000:42:08.0 IRQ 503 using DAC
BUG: unable to handle kernel NULL pointer dereference at 0000000000000248
IP: [<ffffffffa001bb68>] do_cciss_intr+0x627/0xa6c [cciss]
PGD 17e422067 PUD 17e423067 PMD 0
Oops: 0002 [1] SMP
CPU 2
Modules linked in: cciss(+) ehci_hcd ohci_hcd uhci_hcd
Pid: 0, comm: swapper Not tainted 2.6.27-rc3-git7 #1
RIP: 0010:[<ffffffffa001bb68>] [<ffffffffa001bb68>] do_cciss_intr+0x627/0xa6c [cciss]
RSP: 0018:ffff88027f66fee8 EFLAGS: 00010007
RAX: 0000000000000000 RBX: ffff88007f840270 RCX: 000000000000000c
RDX: 0000000000000000 RSI: ffff88027e5c0000 RDI: ffff88027e5c0000
RBP: ffff88027f66ff18 R08: 0000000000000000 R09: ffff88017fa95e88
R10: 0000000000000000 R11: ffff88027f66ff48 R12: ffff88027e5c0000
R13: 0000000000000000 R14: 00000000000001f7 R15: 0000000000000086
FS: 0000000000680850(0000) GS:ffff88017fc02c80(0000) knlGS:0000000000000000
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000000000000248 CR3: 000000017e425000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process swapper (pid: 0, threadinfo ffff88017fa94000, task ffff88027f63d340)
Stack: ffff88027f66fee0 ffff88017e9b4800 0000000000000000 0000000000000000
00000000000001f7 0000000000000000 ffff88027f66ff48 ffffffff8026757e
ffffffff80719000 00000000000001f7 ffff88017e9b4800 ffffffff80719050
Call Trace:
<IRQ> [<ffffffff8026757e>] handle_IRQ_event+0x27/0x57
[<ffffffff80268d08>] handle_edge_irq+0xed/0x12e
[<ffffffff8020eaab>] do_IRQ+0xf6/0x167
[<ffffffff8020c471>] ret_from_intr+0x0/0xa
<EOI> [<ffffffff802122b1>] ? default_idle+0x2b/0x40
[<ffffffff802124bf>] ? c1e_idle+0xd4/0xdb
[<ffffffff8055677d>] ? atomic_notifier_call_chain+0xf/0x11
[<ffffffff8020ac6c>] ? cpu_idle+0x71/0x8f
[<ffffffff8054e752>] ? start_secondary+0x157/0x15c


Code: 8b 83 48 02 00 00 48 39 d8 74 37 49 39 9c 24 c0 00 01 00 75 08 49 89 84 24 c0 00 01 00 48 8b 83 40 02 00 00 48 8b 93 48 02 00 00 <48> 89 90 48 02 00 00 48 8b 93 48 02 00 00 48 89 82 40 02 00 00
RIP [<ffffffffa001bb68>] do_cciss_intr+0x627/0xa6c [cciss]
RSP <ffff88027f66fee8>
CR2: 0000000000000248
---[ end trace 902dc79a9e72d3ed ]---
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