Kernel Oops since the upgrade to kernel 3.5

This forum is for Marvell Kirkwood devices such as the GoFlex Home/Net, PogoPlug v1/v2, SheevaPlug, and ZyXEL devices.

Re: Kernel Oops since the upgrade to kernel 3.5

Postby godofdream » Sun Mar 24, 2013 2:53 pm

@ariava
i knew about it, but to make sure i didn't misconfigured uboot, i didn't want to add any more kernelparameters.
Of curse i'm making theses test, as bfq makes nearly all my linux devices smooth XD.
I hope we will fix it.

@moonman
which kernel was the last one working?, I'm trying to get the 3.4 Kernel with archlinux-patches, but i can't find it in the repository. Could you point me to the patches?
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Re: Kernel Oops since the upgrade to kernel 3.5

Postby moonman » Sun Mar 24, 2013 11:12 pm

i think they skipped all kernels from 3.2 to 3.4 after they found out 3.2 wouldn't boot with the uboot that we had at the time.
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Re: Kernel Oops since the upgrade to kernel 3.5

Postby godofdream » Mon Mar 25, 2013 6:10 pm

@moonman
thanks anyways, I'm happy that someone still cares about kirkwoods and releases newer kernelpatches.
I remember when I tried to compile 3.3.3 and it didn't start up, good old times ;-)

@ariava
Kernel 3.8.4 compiled and is running with the patches.
Now I'm trying to get the bfq-error
Probably i misconfigured Kernel 3.8.3.
I will post in the next days if the error occured again.
Thanks for your help.
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Re: Kernel Oops since the upgrade to kernel 3.5

Postby ariava » Tue Mar 26, 2013 12:04 am

$this->bbcode_second_pass_quote('godofdream', '
')<snip>
@ariava
Kernel 3.8.4 compiled and is running with the patches.
Now I'm trying to get the bfq-error
Probably i misconfigured Kernel 3.8.3.
I will post in the next days if the error occured again.
Thanks for your help.


Thank you again for running all these tests.
Probably you already know it: to reproduce the BFQ-related error that you previously reported, it is very likely that you need to activate the SLUB debugging option of your kernel (namely, "CONFIG_SLUB_DEBUG_ON" in your .config file, or "Kernel Hacking -> SLUB debugging on by default" in the menuconfig interface). In fact, it really looks like the oopses you saw in your dmesg output were produced by the SLUB debugger.
I apologize if this warning comes in quite late.
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Re: Kernel Oops since the upgrade to kernel 3.5

Postby godofdream » Tue Mar 26, 2013 7:32 am

@ariava
Normally the Oops happend after 1-5 Hours. Without the SLUB-Debugger my oops looked like the one of "yeehaa".
As long as no Freeze happens, there was no error.
I will recompile my kernel with the slub debugger.

@yeeha
could you recompile your kernel with slub-debugger activated?

EDIT:
and there it comes again :-(, but it took longer until it crashed
dmesg:
$this->bbcode_second_pass_code('', '
[55847.204816] Unable to handle kernel paging request at virtual address 000799c8
[55847.212144] pgd = c12e8000
[55847.214860] [000799c8] *pgd=013b5831, *pte=0610114f, *ppte=06101ffe
[55847.221222] Internal error: Oops: 805 [#1] PREEMPT ARM
[55847.226379] Modules linked in: rmd160 sha1_generic hmac blowfish_generic blowfish_common des_generic cbc cryptodev(O) raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq md_mod mtdchar orion_nand nand nand_ecc nand_ids mtd mv_cesa
[55847.249541] CPU: 0 Tainted: G O (3.8.4-kirkwood #2)
[55847.255671] PC is at memcpy+0xbc/0x3a4
[55847.259440] LR is at 0x9cf5abe
[55847.262509] pc : [<c01bd37c>] lr : [<09cf5abe>] psr: 20000013
[55847.262509] sp : c128fc34 ip : 00000008 fp : c128e000
[55847.274034] r10: 00000400 r9 : 00000400 r8 : bb4eb34b
[55847.279285] r7 : d3ec5a86 r6 : 5ac92c47 r5 : 4477aafa r4 : 91b44f41
[55847.285841] r3 : 00000018 r2 : 000003c8 r1 : c46c9bf0 r0 : 000799c8
[55847.292400] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[55847.299567] Control: 0005397f Table: 06b24000 DAC: 00000015
[55847.305339] Process nzbget (pid: 805, stack limit = 0xc128e1b8)
[55847.311287] Stack: (0xc128fc34 to 0xc1290000)
[55847.315666] fc20: 000799c8 c128e000 00000000
[55847.323885] fc40: c46c9bd8 000799c8 00000400 c01c7414 c13b51e4 c68f04b8 00000400 c128ff78
[55847.332098] fc60: 00000400 00000400 c128e000 c46c9bd8 c6a27ac4 c02d11c0 00000400 00000000
[55847.340312] fc80: c095c9c0 00000000 000005ac c02d1cdc c095c9c0 c128ff70 c128ff70 c6a27a80
[55847.348527] fca0: c095c9c0 c46c9bc4 00000000 00000000 00000400 c6a27ac4 c128e000 c0314fac
[55847.356741] fcc0: c059d1e0 c02ca4d4 00000400 00007dbb c128e000 c6a27a80 c095c9c0 00000014
[55847.364955] fce0: c46c9bc4 00000000 c128e000 c6a27ac4 c128e000 c0318cfc c6a27a80 0095c9c0
[55847.373170] fd00: c46c9bc4 c095c9c0 c6a27a80 c68f4a00 c6a27dcc c6a27da4 c6a27ac4 c03200ec
[55847.381383] fd20: c6a27a80 c6a27a80 00000000 c6a27a80 c6a27a80 c128fd98 c6a27a80 00000000
[55847.389598] fd40: c05db140 c6a27dcc c6a27da4 c030e288 c6a27dcc c6a27a80 00000000 c10cdc00
[55847.397812] fd60: 00000400 c0311258 c128ff40 00000001 00001000 00000000 00000000 c128ff54
[55847.406026] fd80: c10cdc00 00000001 00000000 00000000 c13b7680 c44e2dd8 0000c34e 00cb1000
[55847.414240] fda0: 00000000 c128ff54 c0516d2c 00000000 00000000 c10cdc00 c128e000 00000000
[55847.422453] fdc0: 001151e8 c0330364 00000000 00000000 c128fddc 00000001 00000000 00000000
[55847.430669] fde0: c75f5000 00000400 c128ff54 c02c5ed8 00000000 c00c9878 00000000 00000000
[55847.438881] fe00: 00000000 00000001 ffffffff 00000000 00000000 00000000 00000000 00000000
[55847.447096] fe20: c10cdc00 00000000 00000000 00000000 00000000 00000000 c128fe78 00000000
[55847.455310] fe40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[55847.463524] fe60: 00000000 00000000 00000000 00000000 00000000 00000000 00000600 00000e00
[55847.471740] fe80: 00000000 00000400 c75f5000 c000eabc 00000000 c128ff54 c128fec0 c128ff80
[55847.479955] fea0: c1164e80 c00dfe38 fffffff7 c128ff78 c128ff7c 000799c8 c75f5000 00000000
[55847.488168] fec0: 000799c8 00000400 00000000 c02c7a8c ffffffff c13b7680 00000000 00000000
[55847.496382] fee0: 00000000 00000000 00000000 c003ae84 00000000 00000002 c44e2dd8 c00ff7e8
[55847.504596] ff00: 00000000 00000000 00001000 00000000 00001000 00000000 00000000 00000000
[55847.512810] ff20: 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00001000
[55847.521025] ff40: c13b7688 00000002 c44e2dd8 00000000 00000000 c128fed4 00000080 c128ff70
[55847.529238] ff60: 00000001 00000000 00000000 b09f6928 000799c8 00000400 fffffff7 00000001
[55847.537454] ff80: 00079960 00115246 0000005e 00000123 c0008e24 c02c7af8 00000000 00000000
[55847.545668] ffa0: 00000400 c0008cc0 00079960 00115246 00000009 000799c8 00000400 00000000
[55847.553881] ffc0: 00079960 00115246 0000005e 00000123 00000000 000027a1 0000005e 001151e8
[55847.562097] ffe0: 00000000 b09f68f8 b6eee394 b6eee3a4 80000010 00000009 00000000 00000000
[55847.570313] Code: e08ff00c e1a00000 e1a00000 e4803004 (e4804004)
[55847.576988] ---[ end trace 3087fb749e75c745 ]---
[55847.581679] note: nzbget[805] exited with preempt_count 1
[55847.621017] Unable to handle kernel paging request at virtual address 0007c670
[55847.628276] pgd = c12e8000
[55847.631018] [0007c670] *pgd=013b5831, *pte=0403c14f, *ppte=0403cffe
[55847.637338] Internal error: Oops: 805 [#2] PREEMPT ARM
[55847.642497] Modules linked in: rmd160 sha1_generic hmac blowfish_generic blowfish_common des_generic cbc cryptodev(O) raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq md_mod mtdchar orion_nand nand nand_ecc nand_ids mtd mv_cesa
[55847.665660] CPU: 0 Tainted: G D O (3.8.4-kirkwood #2)
[55847.671788] PC is at memcpy+0xc4/0x3a4
[55847.675557] LR is at 0x6d7b45eb
[55847.678715] pc : [<c01bd384>] lr : [<6d7b45eb>] psr: 20000013
[55847.678715] sp : c12bbcdc ip : 00000010 fp : c12ba000
[55847.690239] r10: 00000400 r9 : 00000400 r8 : 53cb403d
[55847.695490] r7 : 8e2b9384 r6 : d1ea3035 r5 : 0007c670 r4 : c01bd34c
[55847.702047] r3 : 00000010 r2 : 000003d0 r1 : c13aa9a8 r0 : 0007c670
[55847.708605] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[55847.715772] Control: 0005397f Table: 06b24000 DAC: 00000015
[55847.721544] Process nzbget (pid: 807, stack limit = 0xc12ba1b8)
[55847.727492] Stack: (0xc12bbcdc to 0xc12bc000)
[55847.731871] bcc0: 0007c670
[55847.740089] bce0: c12ba000 00000000 c13aa998 0007c670 00000400 c01c7414 c13b51f0 c68f04b8
[55847.748303] bd00: 00000400 c12bbf78 00000400 00000400 c12ba000 c13aa998 00000400 c02d11c0
[55847.756518] bd20: 00000400 00000000 c0a7bc00 00000400 000005ac c02d1cdc c0a7bc00 c12bbf70
[55847.764732] bd40: c12bbf70 c1ca6be0 00000000 c0a7bc00 00000400 c1ca6f04 00000000 00000400
[55847.772946] bd60: c12ba000 c0311350 c12bbf40 00000001 00001000 00000000 00000000 c12bbf54
[55847.781160] bd80: c10cd880 00000001 00000000 00000000 c13b7a80 c44e2dd8 0000c31e 00d3c000
[55847.789374] bda0: 00000000 c12bbf54 c0516d2c 00000000 00000000 c10cd880 c12ba000 00000000
[55847.797589] bdc0: 0012a170 c0330364 00000000 00000000 c12bbddc 00000001 c1ca6be0 00000000
[55847.805803] bde0: c75f52c0 00000400 c12bbf54 c02c5ed8 00000000 c00c9878 00000000 00000000
[55847.814016] be00: 00000000 00000001 ffffffff 00000000 00000000 00000000 00000000 00000000
[55847.822231] be20: c10cd880 00000000 00000000 00000000 00000000 00000000 c12bbe78 00000000
[55847.830444] be40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[55847.838659] be60: 00000000 00000000 00000000 00000000 00000000 00000000 c1137540 c1137540
[55847.846875] be80: 00000000 00000400 c75f52c0 00000002 00000000 c12bbf54 c12bbec0 c12bbf80
[55847.855089] bea0: c132c880 c00dfe38 fffffff7 c12bbf78 c12bbf7c 0007c670 c75f52c0 00000000
[55847.863302] bec0: 0007c670 00000400 00000000 c02c7a8c ffffffff c13b7a80 00000000 00000000
[55847.871516] bee0: 00000000 00000000 00000000 c003ae84 00000000 00000002 c44e2dd8 c00ff7e8
[55847.879730] bf00: 00000000 00000000 00001000 00000000 00001000 00000000 00000000 00000000
[55847.887944] bf20: 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00001000
[55847.896160] bf40: c13b7a88 00000002 c44e2dd8 00000000 00000000 c12bbed4 00000080 c12bbf70
[55847.904373] bf60: 00000001 00000000 00000000 b38af928 0007c670 00000400 fffffff7 00000001
[55847.912588] bf80: 0007c608 0012a174 00000004 00000123 c0008e24 c02c7af8 00000000 00000000
[55847.920802] bfa0: 00000400 c0008cc0 0007c608 0012a174 00000003 0007c670 00000400 00000000
[55847.929016] bfc0: 0007c608 0012a174 00000004 00000123 00000000 000027fb 00000004 0012a170
[55847.937231] bfe0: 00000000 b38af8f8 b6eee394 b6eee3a4 80000010 00000003 ffffffff ffffffff
[55847.945447] Code: e1a00000 e4803004 e4804004 e4805004 (e4806004)
[55847.951658] ---[ end trace 3087fb749e75c746 ]---
[55847.956300] note: nzbget[807] exited with preempt_count 1')
GoFlexNet with 4x3TB RAID5 over SATA-Portmultiplier and 4x2TB HDDs
Debian 7.0 and self compiled 3.8.3 Archlinuxarm-Kernel
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Re: Kernel Oops since the upgrade to kernel 3.5

Postby ariava » Tue Mar 26, 2013 2:30 pm

$this->bbcode_second_pass_quote('godofdream', '@')ariava
Normally the Oops happend after 1-5 Hours. Without the SLUB-Debugger my oops looked like the one of "yeehaa".
As long as no Freeze happens, there was no error.
I will recompile my kernel with the slub debugger.

@yeeha
could you recompile your kernel with slub-debugger activated?

EDIT:
and there it comes again :-(, but it took longer until it crashed
dmesg:
$this->bbcode_second_pass_code('', '
[55847.204816] Unable to handle kernel paging request at virtual address 000799c8
[55847.212144] pgd = c12e8000
[55847.214860] [000799c8] *pgd=013b5831, *pte=0610114f, *ppte=06101ffe
[55847.221222] Internal error: Oops: 805 [#1] PREEMPT ARM
[55847.226379] Modules linked in: rmd160 sha1_generic hmac blowfish_generic blowfish_common des_generic cbc cryptodev(O) raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq md_mod mtdchar orion_nand nand nand_ecc nand_ids mtd mv_cesa
[55847.249541] CPU: 0 Tainted: G O (3.8.4-kirkwood #2)
[55847.255671] PC is at memcpy+0xbc/0x3a4
[55847.259440] LR is at 0x9cf5abe
[55847.262509] pc : [<c01bd37c>] lr : [<09cf5abe>] psr: 20000013
[55847.262509] sp : c128fc34 ip : 00000008 fp : c128e000
[55847.274034] r10: 00000400 r9 : 00000400 r8 : bb4eb34b
[55847.279285] r7 : d3ec5a86 r6 : 5ac92c47 r5 : 4477aafa r4 : 91b44f41
[55847.285841] r3 : 00000018 r2 : 000003c8 r1 : c46c9bf0 r0 : 000799c8
[55847.292400] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[55847.299567] Control: 0005397f Table: 06b24000 DAC: 00000015
[55847.305339] Process nzbget (pid: 805, stack limit = 0xc128e1b8)
[55847.311287] Stack: (0xc128fc34 to 0xc1290000)
[55847.315666] fc20: 000799c8 c128e000 00000000
[55847.323885] fc40: c46c9bd8 000799c8 00000400 c01c7414 c13b51e4 c68f04b8 00000400 c128ff78
[55847.332098] fc60: 00000400 00000400 c128e000 c46c9bd8 c6a27ac4 c02d11c0 00000400 00000000
[55847.340312] fc80: c095c9c0 00000000 000005ac c02d1cdc c095c9c0 c128ff70 c128ff70 c6a27a80
[55847.348527] fca0: c095c9c0 c46c9bc4 00000000 00000000 00000400 c6a27ac4 c128e000 c0314fac
[55847.356741] fcc0: c059d1e0 c02ca4d4 00000400 00007dbb c128e000 c6a27a80 c095c9c0 00000014
[55847.364955] fce0: c46c9bc4 00000000 c128e000 c6a27ac4 c128e000 c0318cfc c6a27a80 0095c9c0
[55847.373170] fd00: c46c9bc4 c095c9c0 c6a27a80 c68f4a00 c6a27dcc c6a27da4 c6a27ac4 c03200ec
[55847.381383] fd20: c6a27a80 c6a27a80 00000000 c6a27a80 c6a27a80 c128fd98 c6a27a80 00000000
[55847.389598] fd40: c05db140 c6a27dcc c6a27da4 c030e288 c6a27dcc c6a27a80 00000000 c10cdc00
[55847.397812] fd60: 00000400 c0311258 c128ff40 00000001 00001000 00000000 00000000 c128ff54
[55847.406026] fd80: c10cdc00 00000001 00000000 00000000 c13b7680 c44e2dd8 0000c34e 00cb1000
[55847.414240] fda0: 00000000 c128ff54 c0516d2c 00000000 00000000 c10cdc00 c128e000 00000000
[55847.422453] fdc0: 001151e8 c0330364 00000000 00000000 c128fddc 00000001 00000000 00000000
[55847.430669] fde0: c75f5000 00000400 c128ff54 c02c5ed8 00000000 c00c9878 00000000 00000000
[55847.438881] fe00: 00000000 00000001 ffffffff 00000000 00000000 00000000 00000000 00000000
[55847.447096] fe20: c10cdc00 00000000 00000000 00000000 00000000 00000000 c128fe78 00000000
[55847.455310] fe40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[55847.463524] fe60: 00000000 00000000 00000000 00000000 00000000 00000000 00000600 00000e00
[55847.471740] fe80: 00000000 00000400 c75f5000 c000eabc 00000000 c128ff54 c128fec0 c128ff80
[55847.479955] fea0: c1164e80 c00dfe38 fffffff7 c128ff78 c128ff7c 000799c8 c75f5000 00000000
[55847.488168] fec0: 000799c8 00000400 00000000 c02c7a8c ffffffff c13b7680 00000000 00000000
[55847.496382] fee0: 00000000 00000000 00000000 c003ae84 00000000 00000002 c44e2dd8 c00ff7e8
[55847.504596] ff00: 00000000 00000000 00001000 00000000 00001000 00000000 00000000 00000000
[55847.512810] ff20: 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00001000
[55847.521025] ff40: c13b7688 00000002 c44e2dd8 00000000 00000000 c128fed4 00000080 c128ff70
[55847.529238] ff60: 00000001 00000000 00000000 b09f6928 000799c8 00000400 fffffff7 00000001
[55847.537454] ff80: 00079960 00115246 0000005e 00000123 c0008e24 c02c7af8 00000000 00000000
[55847.545668] ffa0: 00000400 c0008cc0 00079960 00115246 00000009 000799c8 00000400 00000000
[55847.553881] ffc0: 00079960 00115246 0000005e 00000123 00000000 000027a1 0000005e 001151e8
[55847.562097] ffe0: 00000000 b09f68f8 b6eee394 b6eee3a4 80000010 00000009 00000000 00000000
[55847.570313] Code: e08ff00c e1a00000 e1a00000 e4803004 (e4804004)
[55847.576988] ---[ end trace 3087fb749e75c745 ]---
[55847.581679] note: nzbget[805] exited with preempt_count 1
[55847.621017] Unable to handle kernel paging request at virtual address 0007c670
[55847.628276] pgd = c12e8000
[55847.631018] [0007c670] *pgd=013b5831, *pte=0403c14f, *ppte=0403cffe
[55847.637338] Internal error: Oops: 805 [#2] PREEMPT ARM
[55847.642497] Modules linked in: rmd160 sha1_generic hmac blowfish_generic blowfish_common des_generic cbc cryptodev(O) raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq md_mod mtdchar orion_nand nand nand_ecc nand_ids mtd mv_cesa
[55847.665660] CPU: 0 Tainted: G D O (3.8.4-kirkwood #2)
[55847.671788] PC is at memcpy+0xc4/0x3a4
[55847.675557] LR is at 0x6d7b45eb
[55847.678715] pc : [<c01bd384>] lr : [<6d7b45eb>] psr: 20000013
[55847.678715] sp : c12bbcdc ip : 00000010 fp : c12ba000
[55847.690239] r10: 00000400 r9 : 00000400 r8 : 53cb403d
[55847.695490] r7 : 8e2b9384 r6 : d1ea3035 r5 : 0007c670 r4 : c01bd34c
[55847.702047] r3 : 00000010 r2 : 000003d0 r1 : c13aa9a8 r0 : 0007c670
[55847.708605] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[55847.715772] Control: 0005397f Table: 06b24000 DAC: 00000015
[55847.721544] Process nzbget (pid: 807, stack limit = 0xc12ba1b8)
[55847.727492] Stack: (0xc12bbcdc to 0xc12bc000)
[55847.731871] bcc0: 0007c670
[55847.740089] bce0: c12ba000 00000000 c13aa998 0007c670 00000400 c01c7414 c13b51f0 c68f04b8
[55847.748303] bd00: 00000400 c12bbf78 00000400 00000400 c12ba000 c13aa998 00000400 c02d11c0
[55847.756518] bd20: 00000400 00000000 c0a7bc00 00000400 000005ac c02d1cdc c0a7bc00 c12bbf70
[55847.764732] bd40: c12bbf70 c1ca6be0 00000000 c0a7bc00 00000400 c1ca6f04 00000000 00000400
[55847.772946] bd60: c12ba000 c0311350 c12bbf40 00000001 00001000 00000000 00000000 c12bbf54
[55847.781160] bd80: c10cd880 00000001 00000000 00000000 c13b7a80 c44e2dd8 0000c31e 00d3c000
[55847.789374] bda0: 00000000 c12bbf54 c0516d2c 00000000 00000000 c10cd880 c12ba000 00000000
[55847.797589] bdc0: 0012a170 c0330364 00000000 00000000 c12bbddc 00000001 c1ca6be0 00000000
[55847.805803] bde0: c75f52c0 00000400 c12bbf54 c02c5ed8 00000000 c00c9878 00000000 00000000
[55847.814016] be00: 00000000 00000001 ffffffff 00000000 00000000 00000000 00000000 00000000
[55847.822231] be20: c10cd880 00000000 00000000 00000000 00000000 00000000 c12bbe78 00000000
[55847.830444] be40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[55847.838659] be60: 00000000 00000000 00000000 00000000 00000000 00000000 c1137540 c1137540
[55847.846875] be80: 00000000 00000400 c75f52c0 00000002 00000000 c12bbf54 c12bbec0 c12bbf80
[55847.855089] bea0: c132c880 c00dfe38 fffffff7 c12bbf78 c12bbf7c 0007c670 c75f52c0 00000000
[55847.863302] bec0: 0007c670 00000400 00000000 c02c7a8c ffffffff c13b7a80 00000000 00000000
[55847.871516] bee0: 00000000 00000000 00000000 c003ae84 00000000 00000002 c44e2dd8 c00ff7e8
[55847.879730] bf00: 00000000 00000000 00001000 00000000 00001000 00000000 00000000 00000000
[55847.887944] bf20: 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00001000
[55847.896160] bf40: c13b7a88 00000002 c44e2dd8 00000000 00000000 c12bbed4 00000080 c12bbf70
[55847.904373] bf60: 00000001 00000000 00000000 b38af928 0007c670 00000400 fffffff7 00000001
[55847.912588] bf80: 0007c608 0012a174 00000004 00000123 c0008e24 c02c7af8 00000000 00000000
[55847.920802] bfa0: 00000400 c0008cc0 0007c608 0012a174 00000003 0007c670 00000400 00000000
[55847.929016] bfc0: 0007c608 0012a174 00000004 00000123 00000000 000027fb 00000004 0012a170
[55847.937231] bfe0: 00000000 b38af8f8 b6eee394 b6eee3a4 80000010 00000003 ffffffff ffffffff
[55847.945447] Code: e1a00000 e4803004 e4804004 e4805004 (e4806004)
[55847.951658] ---[ end trace 3087fb749e75c746 ]---
[55847.956300] note: nzbget[807] exited with preempt_count 1')


I'm afraid this issue seems not to be BFQ-related, as yeehaa could reproduce the nzbget crash with this kind of oops also with the noop scheduler (see here). I'm inclined to believe that this error could be, unfortunately, not related to the oops from the SLUB debugger; on the other hand, the error you found with SLUB debugging enabled would seem to be definitely BFQ-related.

Thank you for your work.
ariava
 
Posts: 10
Joined: Sat Mar 09, 2013 11:11 am

Re: Kernel Oops since the upgrade to kernel 3.5

Postby godofdream » Wed Mar 27, 2013 2:51 pm

well now slub debugger is activated, deadline scheduler
dmesg output:
$this->bbcode_second_pass_code('', '
[15989.119608] Unable to handle kernel paging request at virtual address 00074040
[15989.127076] pgd = c1f10000
[15989.129799] [00074040] *pgd=0686f831, *pte=036d414f, *ppte=036d4ffe
[15989.136186] Internal error: Oops: 817 [#1] PREEMPT ARM
[15989.141342] Modules linked in: raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq md_mod mtdchar orion_nand nand nand_ecc nand_ids mtd mv_cesa
[15989.156849] CPU: 0 Not tainted (3.8.4-kirkwood #3)
[15989.162020] PC is at memcpy+0x6c/0x3a4
[15989.165788] LR is at 0xb93ba44a
[15989.168945] pc : [<c01bd5cc>] lr : [<b93ba44a>] psr: 20000013
[15989.168945] sp : c1275c34 ip : a8b61dab fp : c1274000
[15989.180470] r10: 00000400 r9 : 00000400 r8 : a4232061
[15989.185712] r7 : e3bcd073 r6 : b325389c r5 : 73fc615c r4 : 4dfd5641
[15989.192269] r3 : 4db952e9 r2 : 00000360 r1 : c0c852f8 r0 : 00074040
[15989.198827] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[15989.205995] Control: 0005397f Table: 03158000 DAC: 00000015
[15989.211767] Process nzbget (pid: 14029, stack limit = 0xc12741b8)
[15989.217888] Stack: (0xc1275c34 to 0xc1276000)
[15989.222268] 5c20: 00074040 c1274000 00000000
[15989.230485] 5c40: c0c852d8 00074040 00000400 c01c76b4 c686f1d0 c6462f18 00000400 c1275f78
[15989.238700] 5c60: 00000400 00000400 c1274000 c0c852d8 c195dc64 c02d24e0 00000400 00000000
[15989.246914] 5c80: c10e9a80 00000000 000005ac c02d2ffc c10e9a80 c1275f70 c1275f70 c195dc20
[15989.255129] 5ca0: c10e9a80 c0c852c4 00000000 00000000 00000400 c195dc64 c1274000 c03162cc
[15989.263343] 5cc0: c05a1220 c02cb7f4 00000400 0000ac58 c1274000 c195dc20 c10e9a80 00000014
[15989.271557] 5ce0: c0c852c4 00000000 c1274000 c195dc64 c1274000 c031a01c c195dc20 000e9a80
[15989.279772] 5d00: c0c852c4 c10e9a80 c195dc20 c11afd80 c195df6c c195df44 c195dc64 c032140c
[15989.287985] 5d20: c195dc20 c195dc20 00000000 c195dc20 c195dc20 c1275d98 c195dc20 00000000
[15989.296200] 5d40: c05ef1a0 c195df6c c195df44 c030f5a8 c195df6c c195dc20 00000000 c116d080
[15989.304414] 5d60: 00000400 c0312578 c1275f40 00000001 00001000 00000000 00000000 c1275f54
[15989.312628] 5d80: c116d080 00000001 00000000 00000000 c6039000 c4ba0928 0000c344 00409000
[15989.320842] 5da0: 00000000 c1275f54 c051ad6c 00000000 00000000 c116d080 c1274000 00000000
[15989.329056] 5dc0: 0011a498 c0331684 00000000 00000000 c1275ddc 00000001 c686e434 00000000
[15989.337271] 5de0: c0e40000 00000400 c1275f54 c02c71f8 00000000 c00c9b18 00000000 00000000
[15989.345484] 5e00: 00000000 00000001 ffffffff 00000000 00000000 00000000 00000000 00000000
[15989.353698] 5e20: c116d080 00000000 00000000 00000000 00000000 00000000 c1275e78 00000000
[15989.361911] 5e40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[15989.370126] 5e60: 00000000 00000000 00000000 00000000 00000000 00000000 4372bf00 00000e86
[15989.378341] 5e80: 00000000 00000400 c0e40000 c04fa818 00000000 c1275f54 c1275ec0 c1275f80
[15989.386556] 5ea0: c6879780 c00e00d8 fffffff7 c1275f78 c1275f7c 00074040 c0e40000 00000000
[15989.394770] 5ec0: 00074040 00000400 00000000 c02c8dac ffffffff c6039000 00000000 00000000
[15989.402984] 5ee0: 00000000 00000000 00000000 c003ae84 00000000 00000002 c4ba0928 c00ffa88
[15989.411198] 5f00: 00000000 00000000 00001000 00000000 00001000 00000000 00000000 00000000
[15989.419412] 5f20: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00001000
[15989.427627] 5f40: c6039008 00000002 c4ba0928 00000000 00000000 c1275ed4 00000080 c1275f70
[15989.435841] 5f60: 00000001 00000000 00000000 b3ff7928 00074040 00000400 fffffff7 00000001
[15989.444056] 5f80: 00073fd8 0011a4c3 0000002b 00000123 c0008e24 c02c8e18 00000000 00000000
[15989.452270] 5fa0: 00000400 c0008cc0 00073fd8 0011a4c3 00000004 00074040 00000400 00000000
[15989.460484] 5fc0: 00073fd8 0011a4c3 0000002b 00000123 00000000 000027d4 0000002b 0011a498
[15989.468698] 5fe0: 00000000 b3ff78f8 b6e36394 b6e363a4 80000010 00000004 00000000 00000000
[15989.476913] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8)
[15989.483374] ---[ end trace 047a9dc64b617e69 ]---
[15989.488021] note: nzbget[14029] exited with preempt_count 1')

well which kernel-debuggers should i activate to get better debug?
:-(

@ariava
I think this is a different Bug, just as you said.
The BFQ-Bug seems fixed. If i get new debugging info and it's bfq-related i will post it on your forum.
Thanks for your help.

@moonman
any Idea what i should set in the kernel config?
GoFlexNet with 4x3TB RAID5 over SATA-Portmultiplier and 4x2TB HDDs
Debian 7.0 and self compiled 3.8.3 Archlinuxarm-Kernel
godofdream
 
Posts: 17
Joined: Fri Mar 08, 2013 4:34 pm

Re: Kernel Oops since the upgrade to kernel 3.5

Postby godofdream » Fri Mar 29, 2013 4:49 pm

Ok new debug on 3.8.4 (crossposting on nzbget too)
$this->bbcode_second_pass_code('', '
[25324.752722] Unable to handle kernel paging request at virtual address 00265308
[25324.760105] pgd = c172c000
[25324.762827] [00265308] *pgd=01716831, *pte=05dc414f, *ppte=05dc4ffe
[25324.769242] Internal error: Oops: 805 [#1] PREEMPT ARM
[25324.774417] Modules linked in: raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq md_mod mtdchar orion_nand nand nand_ecc nand_ids mtd mv_cesa
[25324.789930] CPU: 0 Tainted: G W (3.8.4-kirkwood #5)
[25324.796060] PC is at memcpy+0xbc/0x3a4
[25324.799828] LR is at 0x5bcb612d
[25324.802985] pc : [<c01e759c>] lr : [<5bcb612d>] psr: 20000013
[25324.802985] sp : c1d21cdc ip : 00000008 fp : c1d20000
[25324.814518] r10: 00000400 r9 : 00000400 r8 : 84d7e614
[25324.819769] r7 : 82f26aa9 r6 : 35181a14 r5 : b35c4129 r4 : e57f2ce6
[25324.826326] r3 : 00000018 r2 : 000003c8 r1 : c1263090 r0 : 00265308
[25324.832884] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[25324.840050] Control: 0005397f Table: 06894000 DAC: 00000015
[25324.845823] Process nzbget (pid: 18567, stack limit = 0xc1d201b8)
[25324.851945] Stack: (0xc1d21cdc to 0xc1d22000)
[25324.856323] 1cc0: 00265308
[25324.864543] 1ce0: c1d20000 00000000 c1263078 00265308 00000400 c01f1c0c c1716194 c6165a78
[25324.872765] 1d00: 00000400 c1d21f78 00000400 00000400 c1d20000 c1263078 00000400 c02fcd58
[25324.880988] 1d20: 00000400 00000000 c68ce600 00000400 000005ac c02fd970 c68ce600 c1d21f70
[25324.889211] 1d40: c1d21f70 c0e02300 00000000 c68ce600 00000400 c0e0275c 00000000 00000400
[25324.897434] 1d60: c1d20000 c0347134 c1d21f40 00000001 00001000 00000000 00000000 c1d21f54
[25324.905657] 1d80: c67d5f00 00000001 00000000 00000000 c380f780 c72c2568 0000c350 c67d5f00
[25324.913880] 1da0: c07888f0 c1d21f54 c059e36c 00000000 00000000 c67d5f00 c1d20000 00000000
[25324.922102] 1dc0: 00281ca0 c036b4a0 00000000 00000000 c1d21ddc 0000000a 00000000 00000000
[25324.930316] 1de0: c761c5c0 00000400 c1d21f54 c02f0318 00000000 00000001 00000000 00000000
[25324.938529] 1e00: 00000000 00000001 ffffffff 00000000 00000000 00000000 00000000 00000000
[25324.946744] 1e20: c67d5f00 00000000 00000000 00000000 00000000 00000000 c1d21e78 00000000
[25324.954958] 1e40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[25324.963173] 1e60: 00000000 00000000 00000000 00000000 00000000 00000000 c05a25a2 c1e01000
[25324.971387] 1e80: 00000000 00000400 c761c5c0 c1d20000 00000000 c1d21f54 00000001 00000000
[25324.979603] 1ea0: c00fd33c fffffff7 c1d21f78 c1d21f7c 00265308 00000400 c761c5c0 00000000
[25324.987824] 1ec0: 00265308 00000400 00000000 c02f22c4 00000001 00000000 00000000 c005ccf4
[25324.996041] 1ee0: c05a25fb c72c2568 00000000 c00402cc c67d5f00 c05a25fb c72c2568 c011ee2c
[25325.004262] 1f00: 00000001 00000000 c011e97c 00000000 00001000 00000000 00000000 00000001
[25325.012476] 1f20: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00001000
[25325.020690] 1f40: c380f788 00000002 c72c2568 00000000 00000000 c1d21ed4 00000080 c1d21f70
[25325.028906] 1f60: 00000001 00000000 00000000 c0008db4 00265308 00000400 fffffff7 00000001
[25325.037128] 1f80: 002600c0 00281ced 0000004d 00000123 c0008e64 c02f2330 00000000 00000000
[25325.045351] 1fa0: 00000400 c0008cc0 002600c0 00281ced 0000000d 00265308 00000400 00000000
[25325.053565] 1fc0: 002600c0 00281ced 0000004d 00000123 00000000 000027b2 0000004d 00281ca0
[25325.061779] 1fe0: 00000000 b2fb48f8 b6df9394 b6df93a4 80000010 0000000d aaaaaaaa aaaaaaaa
[25325.069994] Code: e08ff00c e1a00000 e1a00000 e4803004 (e4804004)
[25325.076815] ---[ end trace ce3543e22137f996 ]---
[25325.081513] note: nzbget[18567] exited with preempt_count 1
[25339.646111] BUG: spinlock lockup suspected on CPU#0, nzbget/9883
[25339.652205] lock: 0xc6165a78, .magic: dead4ead, .owner: nzbget/18567, .owner_cpu: 0
[25339.660042] [<c000daf8>] (unwind_backtrace+0x0/0xe0) from [<c01f67fc>] (do_raw_spin_lock+0xe0/0x124)
[25339.669266] [<c01f67fc>] (do_raw_spin_lock+0xe0/0x124) from [<c00c6b24>] (handle_pte_fault+0x700/0x824)
[25339.678757] [<c00c6b24>] (handle_pte_fault+0x700/0x824) from [<c00c6cf4>] (handle_mm_fault+0xac/0xbc)
[25339.688072] [<c00c6cf4>] (handle_mm_fault+0xac/0xbc) from [<c03afe14>] (do_page_fault+0x16c/0x3b4)
[25339.697083] [<c03afe14>] (do_page_fault+0x16c/0x3b4) from [<c0008474>] (do_PrefetchAbort+0x34/0x98)
[25339.706212] [<c0008474>] (do_PrefetchAbort+0x34/0x98) from [<c03aeb14>] (ret_from_exception+0x0/0x10)
[25339.715507] Exception stack(0xc63c3fb0 to 0xc63c3ff8)
[25339.720616] 3fa0: 00000000 00000000 b57bb4e4 00000000
[25339.728871] 3fc0: 00000000 00135a30 00135b4c 000000a2 00000001 00135b40 00000000 00060f20
[25339.737095] 3fe0: 00000000 b57bad78 b68a6cf4 b68a6d04 80000010 ffffffff
[25339.747814] [sched_delayed] sched: RT throttling activated
')
GoFlexNet with 4x3TB RAID5 over SATA-Portmultiplier and 4x2TB HDDs
Debian 7.0 and self compiled 3.8.3 Archlinuxarm-Kernel
godofdream
 
Posts: 17
Joined: Fri Mar 08, 2013 4:34 pm

Re: Kernel Oops since the upgrade to kernel 3.5

Postby ariava » Sun Mar 31, 2013 7:55 pm

$this->bbcode_second_pass_quote('godofdream', '
')@ariava
I think this is a different Bug, just as you said.
The BFQ-Bug seems fixed. If i get new debugging info and it's bfq-related i will post it on your forum.
Thanks for your help.


Thank you for reporting the problem and testing the patch.
Please do not hesitate to write on the BFQ mailing list about _any_ other issue you may encounter.
ariava
 
Posts: 10
Joined: Sat Mar 09, 2013 11:11 am
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