From: David Strobach <lalochcz@gmail.com>
To: linux-mmc@vger.kernel.org
Subject: kernel 2.6.38.6 MMC controller problem (fwd)
Date: Mon, 16 May 2011 10:42:10 +0200 [thread overview]
Message-ID: <BANLkTinJem0PdpCmRBSpVzarDqevkjc6Lg@mail.gmail.com> (raw)
In-Reply-To: <BANLkTinbJfDLp5nfkq-VTYLJvihT1thXvA@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 5142 bytes --]
It's actually an oops. The backtrace is attached.
David
On Mon, May 16, 2011 at 09:06, Guennadi Liakhovetski
<g.liakhovetski@gmx.de> wrote:
>
> (added the ML and previous discussion participants to CC)
>
> Looks like my patch was indeed less obviious, than we thought. We need a
> lock-up backtrace, I guess. David, can you use a sysrq to get a trace?
> Something like
>
> echo w > /proc/sysrq-trigger
> or even
> echo t > /proc/sysrq-trigger
>
> and provide traces? The one with 't' will be probably huge, so, maybe you
> could do it with as few tasks running as possible, maybe without a
> graphical login. Or I would have to test it with my Laptop, to which I'll
> get access tomorrow.
>
> Thanks
> Guennadi
> ---
> Guennadi Liakhovetski, Ph.D.
> Freelance Open-Source Software Developer
> http://www.open-technology.de/
>
> ---------- Forwarded message ----------
> Date: Mon, 16 May 2011 01:57:04 +0200
> From: David Strobach <lalochcz@gmail.com>
> To: gregkh@suse.de, g.liakhovetski@gmx.de
> Cc: horms@verge.net.au, damm@opensource.se
> Subject: kernel 2.6.38.6 MMC controller problem
>
> Hello,
>
> I found (by bisection), that the commit 3fe962c (
> http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.38.y.git;a=commit;h=3fe962c04818a4634255beb3be9f236d36350543)
> introduced regression in MMC card detection. The card is either not detected
> or causes the system to hang. There is related forum thread at
> https://bbs.archlinux.org/viewtopic.php?id=118751. Relevant part of my own
> log follows:
>
> May 16 00:15:13 localhost kernel: [ 134.670685] mmc0: new SD card at
> address aaaa
> May 16 00:15:23 localhost kernel: [ 144.715115] mmc0: Timeout waiting for
> hardware interrupt.
> May 16 00:15:23 localhost kernel: [ 144.715119] sdhci: =========== REGISTER
> DUMP (mmc0)===========
> May 16 00:15:23 localhost kernel: [ 144.715126] sdhci: Sys addr: 0xbae85840
> | Version: 0x00000400
> May 16 00:15:23 localhost kernel: [ 144.715133] sdhci: Blk size: 0x00007040
> | Blk cnt: 0x00000001
> May 16 00:15:23 localhost kernel: [ 144.715140] sdhci: Argument: 0x00000200
> | Trn mode: 0x00000013
> May 16 00:15:23 localhost kernel: [ 144.715146] sdhci: Present: 0x01ff0001
> | Host ctl: 0x00000003
> May 16 00:15:23 localhost kernel: [ 144.715153] sdhci: Power: 0x0000000f
> | Blk gap: 0x00000000
> May 16 00:15:23 localhost kernel: [ 144.715159] sdhci: Wake-up: 0x00000000
> | Clock: 0x00000100
> May 16 00:15:23 localhost kernel: [ 144.715166] sdhci: Timeout: 0x00000009
> | Int stat: 0x00000000
> May 16 00:15:23 localhost kernel: [ 144.715172] sdhci: Int enab: 0x02ff00cb
> | Sig enab: 0x02ff00cb
> May 16 00:15:23 localhost kernel: [ 144.715178] sdhci: AC12 err: 0x00000000
> | Slot int: 0x00000000
> May 16 00:15:23 localhost kernel: [ 144.715185] sdhci: Caps: 0x01e032b2
> | Caps_1: 0x00000000
> May 16 00:15:23 localhost kernel: [ 144.715192] sdhci: Cmd: 0x0000101a
> | Max curr: 0x00000040
> May 16 00:15:23 localhost kernel: [ 144.715194] sdhci:
> ===========================================
> May 16 00:15:31 localhost kernel: [ 152.604505] mmc0: Card removed during
> transfer!
> May 16 00:15:31 localhost kernel: [ 152.604511] mmc0: Resetting controller.
> May 16 00:15:31 localhost kernel: [ 152.604568] mmcblk0: unable to set
> block size to 512: -123
> May 16 00:15:31 localhost kernel: [ 152.604687] mmcblk: probe of mmc0:aaaa
> failed with error -22
> May 16 00:15:31 localhost kernel: [ 152.801534] mmc0: card aaaa removed
> May 16 00:15:31 localhost kernel: [ 152.814827] mmc0: Got command interrupt
> 0x00030000 even though no command operation was in progress.
> May 16 00:15:31 localhost kernel: [ 152.814835] sdhci: =========== REGISTER
> DUMP (mmc0)===========
> May 16 00:15:31 localhost kernel: [ 152.814844] sdhci: Sys addr: 0xbae85840
> | Version: 0x00000400
> May 16 00:15:31 localhost kernel: [ 152.814853] sdhci: Blk size: 0x00007040
> | Blk cnt: 0x00000001
> May 16 00:15:31 localhost kernel: [ 152.814860] sdhci: Argument: 0x00000200
> | Trn mode: 0x00000013
> May 16 00:15:31 localhost kernel: [ 152.814867] sdhci: Present: 0x01f00001
> | Host ctl: 0x00000000
> May 16 00:15:31 localhost kernel: [ 152.814874] sdhci: Power: 0x0000000f
> | Blk gap: 0x00000000
> May 16 00:15:31 localhost kernel: [ 152.814881] sdhci: Wake-up: 0x00000000
> | Clock: 0x00004007
> May 16 00:15:31 localhost kernel: [ 152.814888] sdhci: Timeout: 0x00000009
> | Int stat: 0x00000000
> May 16 00:15:31 localhost kernel: [ 152.814895] sdhci: Int enab: 0x00ff00c3
> | Sig enab: 0x00ff00c3
> May 16 00:15:31 localhost kernel: [ 152.814902] sdhci: AC12 err: 0x00000000
> | Slot int: 0x00000000
> May 16 00:15:31 localhost kernel: [ 152.814909] sdhci: Caps: 0x01e032b2
> | Caps_1: 0x00000000
> May 16 00:15:31 localhost kernel: [ 152.814916] sdhci: Cmd: 0x0000101a
> | Max curr: 0x00000040
> May 16 00:15:31 localhost kernel: [ 152.814919] sdhci:
> ===========================================
>
>
> Regards
> David Strobach
[-- Attachment #2: mmc-oops --]
[-- Type: application/octet-stream, Size: 4004 bytes --]
[ 354.484676] mmc0: new SDHC card at address b368
[ 354.485567] mmcblk0: mmc0:b368 NCard 3.72 GiB
[ 354.486431] divide error: 0000 [#1] PREEMPT SMP
[ 354.487293] last sysfs file: /sys/devices/virtual/bdi/179:0/uevent
[ 354.488271] CPU 3
[ 354.488588] Modules linked in: mmc_block usbhid hid netconsole configfs ext2 btusb bluetooth vboxdrv cpufreq_ondemand acpi_cpufreq freq_table mperf uvcvideo videodev v4l2_compat_ioctl32 snd_hda_codec_hdmi tpm_infineon snd_hda_codec_realtek snd_hda_intel nvidia(P) snd_hda_codec snd_pcm snd_timer snd_page_alloc snd_hwdep joydev i2c_core arc4 snd_mixer_oss ecb tpm_tis ehci_hcd tpm toshiba_acpi sparse_keymap tpm_bios usbcore sg toshiba_bluetooth processor snd thermal battery button psmouse video ac soundcore pcspkr iwlagn iwlcore serio_raw mac80211 cfg80211 rfkill sdhci_pci sdhci mmc_core intel_ips intel_agp iTCO_wdt intel_gtt iTCO_vendor_support evdev e1000e ext4 mbcache jbd2 crc16 dm_mod sr_mod cdrom sd_mod ahci libahci libata scsi_mod
[ 354.501153]
[ 354.501389] Pid: 3065, comm: mmcqd/0 Tainted: P 2.6.38-ARCH #1 TOSHIBA TECRA S11/Portable PC
[ 354.503019] RIP: 0010:[<ffffffffa0127f95>] [<ffffffffa0127f95>] sdhci_send_command+0x575/0xbf0 [sdhci]
[ 354.504532] RSP: 0018:ffff88012c5d1b60 EFLAGS: 00010046
[ 354.505368] RAX: 0000000000000000 RBX: ffff88012e33fc80 RCX: 0000000000000000
[ 354.506499] RDX: 0000000000000000 RSI: 0000000008000085 RDI: ffff88012e33f800
[ 354.507623] RBP: ffff88012c5d1be0 R08: 0000000000000000 R09: 0000000010624dd3
[ 354.508747] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88012c5d1ce0
[ 354.509878] R13: ffff88012c5d1d50 R14: 0000000000000003 R15: ffff88012c70fc00
[ 354.511002] FS: 0000000000000000(0000) GS:ffff8800beec0000(0000) knlGS:0000000000000000
[ 354.512280] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 354.513188] CR2: 00007f2f9c881200 CR3: 0000000001693000 CR4: 00000000000006e0
[ 354.514312] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 354.515436] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 354.516567] Process mmcqd/0 (pid: 3065, threadinfo ffff88012c5d0000, task ffff88012b1c75f0)
[ 354.517883] Stack:
[ 354.518200] ffff88012c5d1bf0 ffffffffa0152e3c 0000000000000000 0000000000000000
[ 354.519487] ffff88012b1c75f0 0000000000000000 0000000000000000 ffff88012b1c75f0
[ 354.520765] ffffffff81051f20 0000000000000286 ffff88012c5d1bd0 ffff88012e33f800
[ 354.522044] Call Trace:
[ 354.522441] [<ffffffffa0152e3c>] ? __mmc_claim_host+0x12c/0x180 [mmc_core]
[ 354.523543] [<ffffffff81051f20>] ? default_wake_function+0x0/0x10
[ 354.524518] [<ffffffffa01286f9>] sdhci_request+0xe9/0x110 [sdhci]
[ 354.525494] [<ffffffffa01524e2>] mmc_wait_for_req+0x102/0x140 [mmc_core]
[ 354.526571] [<ffffffffa11576ae>] mmc_blk_issue_rw_rq+0x20e/0x690 [mmc_block]
[ 354.527697] [<ffffffffa01525b0>] ? mmc_wait_done+0x0/0x10 [mmc_core]
[ 354.528715] [<ffffffff811f8018>] ? cfq_dispatch_requests+0x1b8/0xb60
[ 354.529740] [<ffffffffa115802d>] mmc_blk_issue_rq+0x10d/0x1a0 [mmc_block]
[ 354.529742] [<ffffffff811e5e9e>] ? blk_start_request+0x2e/0x40
[ 354.529744] [<ffffffffa11581c2>] mmc_queue_thread+0x102/0x130 [mmc_block]
[ 354.529746] [<ffffffffa11580c0>] ? mmc_queue_thread+0x0/0x130 [mmc_block]
[ 354.529754] [<ffffffff81079a47>] kthread+0x87/0x90
[ 354.529758] [<ffffffff8100bc24>] kernel_thread_helper+0x4/0x10
[ 354.529760] [<ffffffff810799c0>] ? kthread+0x0/0x90
[ 354.529761] [<ffffffff8100bc20>] ? kernel_thread_helper+0x0/0x10
[ 354.529762] Code: 01 45 19 f6 41 83 e6 fe 41 83 c6 03 e9 dc fa ff ff 0f 1f 44 00 00 41 8b 4d 04 44 8b 83 64 01 00 00 31 d2 41 b9 d3 4d 62 10 89 c8 <41> f7 f0 41 8b 55 00 89 c1 89 d0 41 f7 e1 c1 ea 06 01 d1 81 e6
[ 354.529774] RIP [<ffffffffa0127f95>] sdhci_send_command+0x575/0xbf0 [sdhci]
[ 354.529777] RSP <ffff88012c5d1b60>
[ 354.529779] ---[ end trace f2e51128a7e7056a ]---
[ 354.529780] note: mmcqd/0[3065] exited with preempt_count 1
next prev parent reply other threads:[~2011-05-16 8:42 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-16 7:06 kernel 2.6.38.6 MMC controller problem (fwd) Guennadi Liakhovetski
[not found] ` <BANLkTinbJfDLp5nfkq-VTYLJvihT1thXvA@mail.gmail.com>
2011-05-16 8:42 ` David Strobach [this message]
2011-05-16 8:45 ` Guennadi Liakhovetski
2011-05-16 10:26 ` Jaehoon Chung
2011-05-16 10:39 ` Guennadi Liakhovetski
2011-05-16 10:48 ` Jaehoon Chung
2011-05-16 14:52 ` Chris Ball
2011-05-16 15:15 ` David Strobach
2011-05-16 15:56 ` Chris Ball
2011-05-16 16:07 ` Guennadi Liakhovetski
2011-05-16 16:37 ` Chris Ball
2011-05-16 16:42 ` Guennadi Liakhovetski
2011-05-16 17:56 ` Linus Walleij
2011-05-17 9:20 ` Dong, Chuanxiao
2011-05-18 5:29 ` Linus Walleij
2011-05-18 6:01 ` Dong, Chuanxiao
2011-05-16 16:07 ` David Strobach
2011-05-16 16:29 ` David Strobach
2011-05-18 13:29 ` David Strobach
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