Who should I write to about this OOPS in 2,6,11-mm3?

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On Mon, Mar 14, 2005 at 05:18:23PM -0800, Andrew Morton wrote:
> 
> I shall cheerily add Greg to the Cc and add this to my
> stuff-to-fix-for-2.6.12 pile, thanks.
> 
> (If it turns out to be a -mm-only bug then it'll still get attention when
> the great bugspam starts, so no loss)
> 
> Miles Lane <miles.lane at gmail.com> wrote:
> >
> > I tried Jean Delvare and Philip Edelbrock but have gotten no reply.
> > 
> > I2c /dev/ entries driver
> > Unable to handle kernel NULL pointer dereference at virtual address 00000000
> >  Printing eip:
> > C028bbc2
> > *pde = 00000000
> > Oops: 0000 [#1]
> > PREEMPT
> > Modules linked in:
> > CPU:     0
> > EIP:     0060:[<c028bbc2>]   Not tainted VLI
> > EFLAGS:  00010282   (2.6.11-mm3)
> > EIP is at i2c_add_driver+0xa2/0xd0
> > Eax: 00000000   ebx: 00000000   ecx: 00000000   edx: f7e99504
> > Esi: c03f5260   edi: 00000000   ebp: f7c21fa4   esp: f7c21f90
> > Ds: 007b   es: 007b   ss: 0068
> > Process swapper (pid: 1, threadinfo=f7c20000 task=c17fca40)
> > Stack: f7c00540 c03f5264 00000000 00000000 00000000 f7c21fbc c0480695 c03f5260
> >        c03724f8 c03f5140 c048d204 f7c21fd8 c04668ab c01002d0 00000000 00000000
> >        c01002d0 00000000 f7c21fec c0100302 0000007b 0000007b ffffffff 00000000
> > Call Trace:
> >  [<c010404f>] show_stack+0x7f/0xa0
> >  [<c01041ea>] show_registers+0x15a/0x1c0
> >  [<c01043e0>] die+0xf0/0x190
> >  [<c011450b>] do_page_fault+0x31b/0x670
> >  [<c0103c83>] error_code+0x2b/0x30
> >  [<c0480695>] i2c_dev_init+0x55/0xa0
> >  [<c04668ab>] do_initcalls+0x2b/0xc0
> >  [<c0100302>] init+0x32/0x130
> >  [<c0101351>] kernel_thread_helper+0x5/0x14
> > Code: e5 e8 ff f6 46 2c 01 74 30 8b 1d a0 4e 3f c0 8b 03 0f 18 00 90
> > 81 fb a0 4e 3f c0 74 1c 8d 83 94 fe ff ff 89 04 24 ff 56 30 1b <8b> 03
> > 0f 18 00 90 81 fb a0 4e 3f c0 75 e4 ff 05 b0 4e 3f c0 0f
> > <0>Kernel panic ?___" not syncing: Attempted to kill init!

If you make the i2c core a module, does that change anything?  I can't
duplicate this here.

thanks,

greg k-h

(.config is below...)


> > 
> > CONFIG_I2C=y
> > CONFIG_I2C_CHARDEV=y
> > 
> > #
> > # I2C Algorithms
> > #
> > CONFIG_I2C_ALGOBIT=y
> > CONFIG_I2C_ALGOPCF=y
> > CONFIG_I2C_ALGOPCA=y
> > 
> > #
> > # I2C Hardware Bus support
> > #
> > CONFIG_I2C_ISA=m
> > CONFIG_I2C_NFORCE2=y
> > 
> > #
> > # Hardware Sensors Chip support
> > #
> > CONFIG_I2C_SENSOR=m
> > CONFIG_SENSORS_ADM1021=m
> > CONFIG_SENSORS_ADM1025=m
> > CONFIG_SENSORS_ADM1026=m
> > CONFIG_SENSORS_ADM1031=m
> > CONFIG_SENSORS_ASB100=m
> > CONFIG_SENSORS_DS1621=m
> > CONFIG_SENSORS_FSCHER=m
> > CONFIG_SENSORS_GL518SM=m
> > CONFIG_SENSORS_IT87=m
> > CONFIG_SENSORS_LM75=m
> > CONFIG_SENSORS_LM77=m
> > CONFIG_SENSORS_LM78=m
> > CONFIG_SENSORS_LM80=m
> > CONFIG_SENSORS_LM83=m
> > CONFIG_SENSORS_LM85=m
> > CONFIG_SENSORS_LM87=m
> > CONFIG_SENSORS_LM90=m
> > CONFIG_SENSORS_MAX1619=m
> > CONFIG_SENSORS_PC87360=m
> > CONFIG_SENSORS_SMSC47B397=m
> > CONFIG_SENSORS_SIS5595=m
> > CONFIG_SENSORS_SMSC47M1=m
> > CONFIG_SENSORS_VIA686A=m
> > CONFIG_SENSORS_W83781D=m
> > CONFIG_SENSORS_W83L785TS=m
> > CONFIG_SENSORS_W83627HF=m
> > 
> > #
> > # Other I2C Chip support
> > #
> > CONFIG_I2C_DEBUG_CORE=y
> > CONFIG_I2C_DEBUG_ALGO=y
> > CONFIG_I2C_DEBUG_BUS=y
> > CONFIG_I2C_DEBUG_CHIP=y

-- 



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