On Wed, 20 Aug 2008 22:52:50 -0700 rdunlap <randy.dunlap@xxxxxxxxxx> wrote: > 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 Is it repeatable? Is it a regression? Any chance of finding the offending code with gdb? -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
