>> There are a lot of scsi updates in Linus's tree. Can you please
>> test just
>>
>> http://www.zip.com.au/~akpm/linux/patches/2.5/2.5.59/2.5.59-mm8/broken-o
>> ut/linus.patch
>
> Yup, the SCSI code in Linus' tree has broken since 2.5.59.
> I reproduced this on my 4-way SMP machine (panic from that below),
> so it's not just NUMA-Q wierdness ;-)
>
> M.
elm3b13:~/linux/2.5.59-linus# addr2line -e vmlinux c01c1986
/root/linux/2.5.59-linus/drivers/scsi/qlogicisp.c:632
which is the readw of:
static inline u_short isp_inw(struct Scsi_Host *host, long offset)
{
struct isp1020_hostdata *h = (struct isp1020_hostdata
*)host->hostdata;
if (h->memaddr)
return readw(h->memaddr + offset);
else
return inw(host->io_port + offset);
}
> Unable to handle kernel NULL pointer dereference at virtual address
> 0000013c printing eip:
> c01c1986
> *pde = 00000000
> Oops: 0002
> CPU: 3
> EIP: 0060:[<c01c1986>] Not tainted
> EFLAGS: 00010046
> EIP is at isp1020_intr_handler+0x1e6/0x290
> eax: 00000000 ebx: f7c42080 ecx: 00000000 edx: 00000054
> esi: 00000002 edi: 00000013 ebp: 00000000 esp: f7f97efc
> ds: 007b es: 007b ss: 0068
> Process swapper (pid: 0, threadinfo=f7f96000 task=f7f9d240)
> Stack: f7c42080 f7c52800 00000002 00000013 f7f97f80 00000003 00000003
> f7c5289c f7c52800 c01c1791 00000013 f7c52800 f7f97f80 f7ffe1e0
> 24000001 c010a815 00000013 f7c52800 f7f97f80 c028fa60 00000260
> 00000013 f7f97f78 c010a9e6 Call Trace:
> [<c01c1791>] do_isp1020_intr_handler+0x25/0x34
> [<c010a815>] handle_IRQ_event+0x29/0x4c
> [<c010a9e6>] do_IRQ+0x96/0x100
> [<c0106ca0>] default_idle+0x0/0x34
> [<c01094a8>] common_interrupt+0x18/0x20
> [<c0106ca0>] default_idle+0x0/0x34
> [<c0106cc9>] default_idle+0x29/0x34
> [<c0106d53>] cpu_idle+0x37/0x48
> [<c0119d21>] printk+0x149/0x160
>
> Code: 89 85 3c 01 00 00 83 c4 04 eb 0a c7 85 3c 01 00 00 00 00 07
> <0>Kernel panic: Aiee, killing interrupt handler!
> In interrupt handler - not syncing
-
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This archive was generated by hypermail 2b29 : Fri Feb 07 2003 - 22:00:19 EST