Adding Steve... On Tue, Aug 9, 2011 at 4:19 PM, Joel A Fernandes <agnel.j...@gmail.com> wrote: > I am seeing some very erratic memory corruption issues all morning, > both with NFS and MMC cards. The traces are at the end of this email. > > I have narrowed down the issue to one of the 13 Sakoman patches: > > file://sakoman/0001-mmc-don-t-display-single-block-read-console-messages.patch > \
Safe. > > file://sakoman/0002-omap-Change-omap_device-activate-dectivate-latency-m.patch > \ Safe. > > file://sakoman/0003-OMAP-DSS2-add-bootarg-for-selecting-svideo-or-compos.patch > \ Not likely an issue. > > file://sakoman/0004-mtd-nand-Eliminate-noisey-uncorrectable-error-messag.patch > \ Safe. > file://sakoman/0005-video-add-timings-for-hd720.patch \ Highly unlikely to be an issue and very important for enabling displays. Really needs to be pushed upstream. > > file://sakoman/0006-drivers-net-smsc911x-return-ENODEV-if-device-is-not-.patch > \ Highly unlikely to be an issue. > > file://sakoman/0007-drivers-input-touchscreen-ads7846-return-ENODEV-if-d.patch > \ Not likely an issue. > file://sakoman/0008-Revert-omap2_mcspi-Flush-posted-writes.patch \ This one is a bit odd. Not sure why the other ADS driver should be hurt by not having this one. I'd look at excluding it. > file://sakoman/0009-rtc-twl-Switch-to-using-threaded-irq.patch \ I'm not familiar with the impact or the arguments being passed. If some upstream changes happened in this area, this one might be a bit dangerous. > > file://sakoman/0010-rtc-twl-add-support-for-backup-battery-recharge.patch > \ Not likely an issue. > > file://sakoman/0011-soc-codecs-Enable-audio-capture-by-default-for-twl40.patch > \ Might be unmasking other issues, but not overly likely. I'd try skipping this after others. > > file://sakoman/0012-soc-codecs-twl4030-Turn-on-mic-bias-by-default.patch > \ Not likely an issue, but I don't think the BeagleBoard is designed to make use of the mic bias and a quick look at the schematics might be interesting after trying some of the others. > > file://sakoman/0013-omap-mmc-twl4030-move-clock-input-selection-prior-to.patch > \ Not too sure about this one. > > Not applying any of them makes the corruptions go away. > > The recipe is at: > http://git.angstrom-distribution.org/cgi-bin/cgit.cgi/meta-texasinstruments/tree/recipes-kernel/linux/linux_3.0.bb > > Any comments? Try adding most of them back to narrow down the issue a bit. If we can find the offending patch, we can be confident the issue won't come back. > > Trace with Stable kernel 3.0.1 + all meta-ti patches: > > During mounting nfs-rootfs: > > 4.746459] Sending DHCP requests . > [ 6.229125] smsc95xx 1-2.1:1.0: eth0: link up, 100Mbps, > full-duplex, lpa 0x45E1 > [ 7.707366] . > [ 8.074584] Internal error: Oops - undefined instruction: 0 [#1] > [ 8.081024] Modules linked in: > [ 8.084228] CPU: 0 Not tainted (3.0.1+ #1) > [ 8.088867] PC is at 0xdec2ded0 > [ 8.092163] LR is at run_timer_softirq+0x15c/0x1f8 > [ 8.097167] pc : [<dec2ded0>] lr : [<c007a338>] psr: 60000153 > [ 8.097167] sp : c064dea8 ip : 00000000 fp : c06b8624 > [ 8.109161] r10: c064dea0 r9 : 00000000 r8 : dec2dec8 > [ 8.114624] r7 : c0677bdc r6 : 00000025 r5 : c007a338 r4 : c06b87a0 > [ 8.121429] r3 : 00200200 r2 : 00000000 r1 : 00000001 r0 : deed4dac > [ 8.128265] Flags: nZCv IRQs on FIQs off Mode SVC_32 ISA ARM > Segment kernel > [ 8.135986] Control: 10c5387d Table: 80004019 DAC: 00000015 > [ 8.141998] Process swapper (pid: 0, stack limit = 0xc064c2f0) > [ 8.148071] Stack: (0xc064dea8 to 0xc064e000) > [ 8.152618] dea0: c0677bdc 00000001 c06b8628 > c064c000 00000100 c06b8600 > [ 8.161163] dec0: 0000000a c0075e24 0000067d c0677bdc 00000000 > 00000001 00000003 00000025 > [ 8.169708] dee0: 00000000 c0654258 00000003 00000003 413fc082 > 00000000 00000000 c00761f4 > [ 8.178283] df00: 00000025 c0040064 60000053 ffffffff fa200000 > c0044ff8 00773593 00000000 > [ 8.186828] df20: 00773593 00000000 c06a662c c0654258 c0654258 > 00000003 00000003 413fc082 > [ 8.195373] df40: 00000000 00000000 00000000 c064df60 c0054dcc > c0054dd8 60000053 ffffffff > [ 8.203918] df60: 00000000 00773593 00000008 0433ad78 00000008 > 03bc77e5 00000000 00000000 > [ 8.212463] df80: c0654248 c0654378 00000000 c0054f78 00000001 > 00000000 c0654248 c0654378 > [ 8.221008] dfa0: c06d7a6c 413fc082 00000000 c0377854 c064c000 > c0652254 c06a5d04 c065224c > [ 8.229553] dfc0: 80004059 c0045f40 c064e9b4 c003341c c0ae11c0 > c0008868 c00082c8 0000060a > [ 8.238098] dfe0: 80000100 c003341c 10c53c7d c064e060 c0033418 > 8000803c 00000000 00000000 > [ 8.246643] [<c007a338>] (run_timer_softirq+0x15c/0x1f8) from > [<00000001>] (0x1) > [ 8.254394] Code: c003eb28 c04905b4 c064dea0 c064dea0 (ffff6e09) > [ 8.261322] ---[ end trace 621a051040b8870a ]--- > > > and sometimes after mounting nfsroot: > > [ 15.672424] [00000110] *pgd=9d9ce831, *pte=00000000, *ppte=00000000 > [ 15.678985] Internal error: Oops: 17 [#1] > [ 15.683166] Modules linked in: ipv6 > [ 15.686828] CPU: 0 Not tainted (3.0.1+ #1) > [ 15.691467] PC is at rcu_bh_qs+0x20/0x40 > [ 15.695587] LR is at __do_softirq+0xd8/0x10c > [ 15.700042] pc : [<c00a918c>] lr : [<c0075e80>] psr: 60000193 > [ 15.700042] sp : dd9edd70 ip : 00000000 fp : c06b8624 > [ 15.712036] r10: 0000000a r9 : 00000000 r8 : c06b8600 > [ 15.717498] r7 : 00000100 r6 : dd9ec000 r5 : c06b863c r4 : 00000001 > [ 15.724334] r3 : 00000100 r2 : 00000000 r1 : 00000006 r0 : 00000000 > [ 15.731140] Flags: nZCv IRQs off FIQs on Mode SVC_32 ISA ARM > Segment user > [ 15.738708] Control: 10c5387d Table: 9d9f0019 DAC: 00000015 > [ 15.744720] Process udevd (pid: 107, stack limit = 0xdd9ec2f0) > [ 15.750793] Stack: (0xdd9edd70 to 0xdd9ee000) > [ 15.755371] dd60: 000035ea > c0678adc 00000000 00000006 > [ 15.763916] dd80: 00000000 0000004d 00000000 00000001 00000000 > fffffff6 00001051 00000000 > [ 15.772460] dda0: 0000000b c00761f4 0000004d c0040064 20000013 > ffffffff fa200000 c0044ff8 > [ 15.781005] ddc0: 00000000 00000000 00000000 00000001 00000001 > de89adb8 00000001 00000000 > [ 15.789550] dde0: fffffff6 00001051 00000000 0000000b 00000000 > dd9ede08 c00ef36c c01a0600 > [ 15.798126] de00: 20000013 ffffffff de89adb8 00000001 00000000 > dd9edec0 ded0a001 dd9ec000 > [ 15.806671] de20: ffffff9c c00f12f0 00028c80 defd7920 def2002a > c042798c 0000bd03 00000002 > [ 15.815216] de40: c064ff38 a0000193 dd9edec0 00000041 ded0a000 > ffffff9c 00000001 dd9ec000 > [ 15.823760] de60: 00000000 c00f1abc dd9ede84 306df780 defd7920 > defd7920 c06d8da0 c04e6cc0 > [ 15.832305] de80: 00000000 00000000 0000000b 00000001 dd9edec0 > ded0a000 ffffff9c 00000001 > [ 15.840881] dea0: 00000000 c00f20a0 ded0a000 01181090 dd9edf38 > ffffff9c 00000001 c00f23b8 > [ 15.849426] dec0: dec10ee0 de898b38 00051f4d 00000000 00000008 > dec10ee0 de898b38 de89adb8 > [ 15.857971] dee0: 00001015 00000000 00000001 00000000 c0040bb0 > ddbf4000 00000002 c008aca8 > [ 15.866516] df00: ddbf401c dd9c00a0 dd9c8120 dd9ec000 dd9c00a0 > c06738c8 dd9c8120 dd9ec000 > [ 15.875091] df20: dd9edf50 01181090 01181148 000000c3 c0045644 > c00eadd0 ffffff9c be851278 > [ 15.883636] df40: dd9edf50 be851678 01181090 c00eafa4 00000000 > 00000009 00000001 c0075e60 > [ 15.892181] df60: 000035e9 c0678adc 00000000 00000003 0002c41c > 0000004d 00000000 01183f10 > [ 15.900726] df80: 0002c41c 01187b2a c0680910 ffffffff fa200000 > 01183f10 0002c41c 00000000 > [ 15.909271] dfa0: 4024a7c4 c00454c0 4024a7c4 01181090 be851278 > be851678 be851678 00000000 > [ 15.917846] dfc0: 4024a7c4 01181090 01181148 000000c3 be850e78 > 4024a7b8 00000000 0000000b > [ 15.926391] dfe0: 0002c304 be84ca34 00012a40 401c2e04 60000010 > be851278 00000000 00000000 > [ 15.934936] [<c00a918c>] (rcu_bh_qs+0x20/0x40) from [<c0678adc>] > (0xc0678adc) > [ 15.942413] Code: e593200c e3520000 0a000005 e5932014 (e5931010) > [ 15.949432] ---[ end trace 2884a8555340fa89 ]--- > [ 15.954254] Kernel panic - not syncing: Fatal exception in interrupt > > > Saw this trace atleast once during bootup with MMC cards > > [ 5.260284] systemd-vconsole-setup[57]: cannot open file us > [ 5.318725] Unable to handle kernel NULL pointer dereference at > virtual address 00000000 > [ 5.327453] pgd = dd800000 > [ 5.330322] [00000000] *pgd=9ef8e831, *pte=00000000, *ppte=00000000 > [ 5.336914] Internal error: Oops: 17 [#1] > [ 5.341094] Modules linked in: ipv6 > [ 5.344757] CPU: 0 Not tainted (3.0.1+ #4) > [ 5.349426] PC is at cache_alloc_refill+0x31c/0x4e4 > [ 5.354522] LR is at 0x0 > [ 5.357177] pc : [<c00dda38>] lr : [<00000000>] psr: 40000013 > [ 5.357177] sp : deffbe98 ip : 00000001 fp : 00000020 > [ 5.369171] r10: 00000010 r9 : 00000000 r8 : dec00ae0 > [ 5.374633] r7 : dec029e0 r6 : dec09000 r5 : c06af494 r4 : 000000d0 > [ 5.381469] r3 : 00000000 r2 : c0a9e200 r1 : 00000000 r0 : c0a9e200 > [ 5.388305] Flags: nZcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment > user > [ 5.395751] Control: 10c5387d Table: 9d800019 DAC: 00000015 > [ 5.401763] Process udevd (pid: 52, stack limit = 0xdeffa2f0) > [ 5.407775] Stack: (0xdeffbe98 to 0xdeffc000) > [ 5.412322] be80: > dec00ae0 000000d0 > [ 5.420898] bea0: deffa000 dda830d0 60000013 000000d0 dec00ae0 > c06b1ba0 dda830f0 def09960 > [ 5.429443] bec0: deffa000 c00ddd34 dda830d0 dda8cde0 def36968 > 00000001 c06b1ba0 c006c338 > [ 5.438018] bee0: dda0d788 dda830ec dda830dc dda8ce14 def09994 > dda830d0 00000000 dda54300 > [ 5.446563] bf00: c06b1ba0 dda847f8 dda847cc dda84560 deffa000 > 01200011 00000000 c006ccb4 > [ 5.455108] bf20: deffbf58 de9bfca0 00000000 00000000 deffbfb0 > beb31cc8 dda84754 00000000 > [ 5.463684] bf40: 00080800 00000000 de9bfca0 deffbfb0 01200011 > 00000000 00000000 00000000 > [ 5.472229] bf60: deffa000 00000000 beb31d0c c006d4a8 400e3438 > 00000000 00000000 c03ddfac > [ 5.480804] bf80: 00000004 00000001 00000000 00000000 400e3438 > beb31cc8 00000034 00000078 > [ 5.489349] bfa0: c00418c4 c0041740 00000000 400e3438 01200011 > 00000000 00000000 00000000 > [ 5.497894] bfc0: 400e3438 beb31cc8 00000034 00000078 40285000 > 400e33d0 00000002 beb31d0c > [ 5.506469] bfe0: 400e3890 beb31cc8 00000034 401f0f98 60000010 > 01200011 00000000 00000000 > [ 5.515045] [<c00dda38>] (cache_alloc_refill+0x31c/0x4e4) from > [<c00ddd34>] (kmem_cache_alloc+0x60/0x9c) > [ 5.524963] [<c00ddd34>] (kmem_cache_alloc+0x60/0x9c) from > [<c006c338>] (dup_mm+0x184/0x3d8) > [ 5.533813] [<c006c338>] (dup_mm+0x184/0x3d8) from [<c006ccb4>] > (copy_process+0x6e4/0xddc) > [ 5.542449] [<c006ccb4>] (copy_process+0x6e4/0xddc) from > [<c006d4a8>] (do_fork+0xfc/0x278) > [ 5.551116] [<c006d4a8>] (do_fork+0xfc/0x278) from [<c0041740>] > (ret_fast_syscall+0x0/0x30) > [ 5.559875] Code: e151000c e2811001 bafffff9 e59f31c0 (e5933000) > [ 5.566680] ---[ end trace 184195d3f9f3e40f ]--- > > _______________________________________________ > Openembedded-core mailing list > Openembedded-core@lists.openembedded.org > http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core > _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core
