Message-ID: <20140123034644.GD18520@pek-lwang0-d1>
Date:	Thu, 23 Jan 2014 11:46:44 +0800
From:	walimis <walimisdev@...il.com>
To:	John Tobias <john.tobias.ph@...il.com>
Cc:	"<linux-arm-kernel@...ts.infradead.org>" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
	"<linux-kernel@...r.kernel.org>" <linux-kernel@...r.kernel.org>
Subject: Re: Internal error: Oops: 17 [#1] ARM

On Wed, Jan 22, 2014 at 07:28:55PM -0800, John Tobias wrote:
>Hi Liming,
>
>Yes, I am using 4.8.1. I switched back to 4.7.3 and will test it again
>if I can re-produce it.

Hi,

Or you can use the latest linaro 4.8.x toolchain, which has been applied that patch:

http://releases.linaro.org/13.12/components/toolchain/binaries/

Please select this one to try:

gcc-linaro-arm-linux-gnueabihf-4.8-2013.12_linux.tar.bz2

Liming Wang
>
>Regards,
>
>john
>
>On Wed, Jan 22, 2014 at 7:01 PM, walimis <walimisdev@...il.com> wrote:
>> On Wed, Jan 22, 2014 at 08:23:36AM -0800, John Tobias wrote:
>>>Hello all,
>>>
>>>I am using 3.13-rc1 kernel on iMX6SL processor. My filesystem is in
>>>eMMC running SDR50.
>>>Is anyone here encountered these problem and if there's any existing
>>>patch that I can get?.
>> hi,
>>
>> Do you use gcc 4.8.1? If so, maybe you should look at following link
>> to see whether it's a similar issue.
>> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854
>>
>> Liming Wang
>>
>>>
>>>Regards,
>>>
>>>john
>>>
>>>[ 1552.394899] Unable to handle kernel NULL pointer dereference at
>>>virtual address 00000037
>>>[ 1552.403034] pgd = beef4000
>>>[ 1552.405855] [00000037] *pgd=bef60831, *pte=00000000, *ppte=00000000
>>>[ 1552.412245] Internal error: Oops: 17 [#1] ARM
>>>[ 1552.416627] Modules linked in: bt8xxx(O) sd8xxx(O) mlan(O)
>>>[ 1552.422249] CPU: 0 PID: 232 Comm: commsd Tainted: G           O 3.13.0-rc1 #7
>>>[ 1552.429409] task: bfbc7500 ti: bec96000 task.ti: bec96000
>>>[ 1552.434844] PC is at lookup_fast+0x5c/0x318
>>>[ 1552.439067] LR is at mark_held_locks+0x78/0x13c
>>>[ 1552.443622] pc : [<80101184>]    lr : [<80056e48>]    psr: a00f0013
>>>[ 1552.443622] sp : bec97d88  ip : 00666e6f  fp : bec97ddc
>>>[ 1552.455124] r10: 00000000  r9 : bec97e08  r8 : 80102d94
>>>[ 1552.460370] r7 : bec97e60  r6 : bf133ac8  r5 : bec97e60  r4 : bec97e00
>>>[ 1552.466918] r3 : bee4f01d  r2 : 00000000  r1 : ffffffff  r0 : ffffffff
>>>[ 1552.473471] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
>>>[ 1552.480629] Control: 10c53c7d  Table: beef4059  DAC: 00000015
>>>[ 1552.486397] Process commsd (pid: 232, stack limit = 0xbec96238)
>>>[ 1552.492341] Stack: (0xbec97d88 to 0xbec98000)
>>>[ 1552.496728] 7d80:                   80102b94 80057108 bfb95310
>>>bf133ac8 bf15f4e8 bfb95310
>>>[ 1552.504936] 7da0: c08bb14d ffffffff bee4f015 00000008 bfbc7500
>>>bec97e08 00000000 00000041
>>>[ 1552.513142] 7dc0: bec97e60 bec96020 bec96000 00000000 bec97e3c
>>>bec97de0 80102d94 80101134
>>>[ 1552.521347] 7de0: bec97df8 00000000 800d982c bec96018 00000010
>>>bec97e00 00000000 bec97e08
>>>[ 1552.529553] 7e00: 8026e25c 800d97e8 bee4f000 00000ff0 80d4e3a4
>>>00000001 bee4f000 bec97e60
>>>[ 1552.537758] 7e20: ffffff9c ffffff9c bec96000 00000000 bec97e5c
>>>bec97e40 801033bc 80102c70
>>>[ 1552.545964] 7e40: bee4f000 00000001 bec97e60 bec97f00 bec97ee4
>>>bec97e60 80105dc0 80103398
>>>[ 1552.554170] 7e60: bfb95310 bf133ac8 c08bb14d 0000000b bee4f015
>>>8005992c bfb95310 bf133398
>>>[ 1552.562375] 7e80: bf15f4e8 00000041 00000002 0000008a 00000000
>>>00000000 600f0013 bec96000
>>>[ 1552.570581] 7ea0: ffffffea bf8c1840 807b4430 80115444 801156e4
>>>8011563c 00000008 00000000
>>>[ 1552.578786] 7ec0: bec97f04 733fe4e0 00000001 ffffff9c 757e3810
>>>bec97f40 bec97efc bec97ee8
>>>[ 1552.586991] 7ee0: 80105e0c 80105d68 00000000 bc950fe0 bec97f2c
>>>bec97f00 800faf64 80105df4
>>>[ 1552.595196] 7f00: 801156e4 80115420 bec97f54 733fe4e0 733ff8f0
>>>733fe61c 000000c3 8000f504
>>>[ 1552.603402] 7f20: bec97f3c bec97f30 800fafe0 800faf1c bec97fa4
>>>bec97f40 800fb71c 800fafc4
>>>[ 1552.611608] 7f40: 8000f310 bfbc7500 733fe550 8000f458 733fe61c
>>>000000c3 bec97f84 bec97f68
>>>[ 1552.619813] 7f60: 80056f28 800a0270 733fe550 733ff8f0 733fe61c
>>>000000c3 bec97f94 bec97f88
>>>[ 1552.628019] 7f80: 80057110 80056f18 00000000 bec97f98 8000f458
>>>733fe550 00000000 bec97fa8
>>>[ 1552.636226] 7fa0: 8000f280 800fb704 733fe550 733ff8f0 757e3810
>>>733fe4e0 733fe550 00000003
>>>[ 1552.644431] 7fc0: 733fe550 733ff8f0 733fe61c 000000c3 00000000
>>>00000002 733fe92c 00000200
>>>[ 1552.652636] 7fe0: 000000c3 733fe4d8 7579b7e5 7572e276 200f0030
>>>757e3810 bfffd821 bfffdc21
>>>[ 1552.660828] Backtrace:
>>>[ 1552.663343] [<80101128>] (lookup_fast+0x0/0x318) from [<80102d94>]
>>>(path_lookupat+0x130/0x728)
>>>[ 1552.671994] [<80102c64>] (path_lookupat+0x0/0x728) from
>>>[<801033bc>] (filename_lookup.isra.40+0x30/0x70)
>>>[ 1552.681515] [<8010338c>] (filename_lookup.isra.40+0x0/0x70) from
>>>[<80105dc0>] (user_path_at_empty+0x64/0x8c)
>>>[ 1552.691361]  r7:bec97f00 r6:bec97e60 r5:00000001 r4:bee4f000
>>>[ 1552.697163] [<80105d5c>] (user_path_at_empty+0x0/0x8c) from
>>>[<80105e0c>] (user_path_at+0x24/0x2c)
>>>[ 1552.706053]  r8:bec97f40 r7:757e3810 r6:ffffff9c r5:00000001 r4:733fe4e0
>>>[ 1552.712927] [<80105de8>] (user_path_at+0x0/0x2c) from [<800faf64>]
>>>(vfs_fstatat+0x54/0xa8)
>>>[ 1552.721232] [<800faf10>] (vfs_fstatat+0x0/0xa8) from [<800fafe0>]
>>>(vfs_stat+0x28/0x2c)
>>>[ 1552.729167]  r8:8000f504 r7:000000c3 r6:733fe61c r5:733ff8f0 r4:733fe4e0
>>>[ 1552.736031] [<800fafb8>] (vfs_stat+0x0/0x2c) from [<800fb71c>]
>>>(SyS_stat64+0x24/0x40)
>>>[ 1552.743902] [<800fb6f8>] (SyS_stat64+0x0/0x40) from [<8000f280>]
>>>(ret_fast_syscall+0x0/0x48)
>>>[ 1552.752359]  r4:733fe550
>>>[ 1552.754946] Code: eb00352d e3500000 e50b0038 0a000080 (e5903038)
>>>[ 1552.761270] ---[ end trace 02679086a39365e8 ]---
>>>[ 1552.765968] Kernel panic - not syncing: Fatal exception
>>>
>>>_______________________________________________
>>>linux-arm-kernel mailing list
>>>linux-arm-kernel@...ts.infradead.org
>>>http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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