From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gabriel Feceoru Subject: Re: kernel crash in snd_hda_intel Date: Mon, 15 Feb 2016 14:57:00 +0200 Message-ID: <56C1CB1C.2080005@intel.com> References: <56BE0C99.7060701@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by alsa0.perex.cz (Postfix) with ESMTP id 006C426063A for ; Mon, 15 Feb 2016 13:50:12 +0100 (CET) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Takashi Iwai Cc: "intel-gfx@lists.freedesktop.org" , alsa-devel@alsa-project.org, libin.yang@linux.intel.com List-Id: alsa-devel@alsa-project.org On 15.02.2016 12:23, Takashi Iwai wrote: > On Fri, 12 Feb 2016 17:47:21 +0100, > Gabriel Feceoru wrote: >> >> !!! This caused a regression in the i-g-t drv_module_reload_basic test. >> >> >> Reproducible easily on HSW (i5-4460) with: >> #rmmod snd_hda_intel > > I couldn't reproduce this on my HSW machine. Does it happen always > without without the monitor plugged? Reproducible with or without the monitor plugged in, just tested. Play a bit with rmmod/modprobe on snd_ha_intel and you'll get it. It's not always first time, but easy to catch. Gabriel. > > > thanks, > > Takashi > >> The bisect shows this as the offending commit: >> >> >> commit 25e4abb33df3aafa7d1efba8f82f9178268efab1 >> Author: Libin Yang >> Date: Tue Jan 12 11:13:27 2016 +0800 >> >> ALSA: hda - hdmi jack created based on pcm >> >> Jack is created based on pcm. >> >> Apply the acomp jack rule to dyn_pcm_assign. >> For dyn_pcm_assign: >> Driver does not use hda_jack. It operates snd_jack directly. >> snd_jack pointer will be stored in spec->pcm.jack instead of >> the current spec->acomp_jack. When pcm is assigned to pin, >> jack will be assigned to pin automatically. >> For !dyn_pcm_assign: >> Driver continues using hda_jack for less impact on the old cases. >> Pcm is statically assigned to pin. So is jack. spec->pcm.jack >> saves the snd_jack pointer created in hda_jack. >> >> Signed-off-by: Libin Yang >> Signed-off-by: Takashi Iwai >> >> >> >> >> [ 79.020523] BUG: unable to handle kernel paging request at >> 0000000000015d80 >> [ 79.021314] IP: [] queued_spin_lock_slowpath+0xeb/0x180 >> [ 79.022125] PGD 0 >> [ 79.022881] Oops: 0002 [#1] SMP >> [ 79.023644] Modules linked in: snd_hda_codec_hdmi >> snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel(-) >> snd_hda_codec x86_pkg_temp_thermal snd_hwdep snd_hda_core i915 >> i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt ehci_pci >> fb_sys_fops r8169 ehci_hcd mii drm xhci_pci xhci_hcd video >> [ 79.026790] CPU: 0 PID: 1294 Comm: rmmod Tainted: G U >> 4.5.0-rc1+ #73 >> [ 79.028322] Hardware name: Dell Inc. Inspiron 3847/088DT1 , >> BIOS A06 01/15/2015 >> [ 79.029854] task: ffff8800dac90000 ti: ffff880212700000 task.ti: >> ffff880212700000 >> [ 79.031384] RIP: 0010:[] [] >> queued_spin_lock_slowpath+0xeb/0x180 >> [ 79.032924] RSP: 0018:ffff8802127039b0 EFLAGS: 00010002 >> [ 79.033698] RAX: 000000000000350c RBX: ffff8800d434ef90 RCX: >> ffff88021fa15d80 >> [ 79.035224] RDX: 0000000000015d80 RSI: 00000000d434ef88 RDI: >> ffff8800d434ef90 >> [ 79.036751] RBP: ffff8802127039b0 R08: 0000000000040000 R09: >> 0000000000000000 >> [ 79.038277] R10: ffff8800daef8998 R11: 0000000000000004 R12: >> 0000000000000282 >> [ 79.039802] R13: 0000000000000000 R14: 0000000000000006 R15: >> ffff8800d434ef90 >> [ 79.041331] FS: 00007f75be1ad700(0000) GS:ffff88021fa00000(0000) >> knlGS:0000000000000000 >> [ 79.042863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 >> [ 79.043638] CR2: 0000000000015d80 CR3: 00000002101b1000 CR4: >> 00000000001406f0 >> [ 79.045166] Stack: >> [ 79.045926] ffff8802127039d0 ffffffff81748e59 ffff8800d434ed80 >> 0000000000000005 >> [ 79.047462] ffff880212703a10 ffffffff81597e73 ffffffff817472d2 >> 0000000000000003 >> [ 79.048995] ffff8800d434ecc0 0000000000000000 0000000000000001 >> ffff8800daef8800 >> [ 79.050528] Call Trace: >> [ 79.051293] [] _raw_spin_lock_irqsave+0x39/0x50 >> [ 79.052071] [] input_event+0x43/0x80 >> [ 79.052844] [] ? mutex_lock+0x12/0x30 >> [ 79.053619] [] snd_jack_report+0xee/0x110 >> [ 79.054396] [] hdmi_present_sense+0x13a/0x390 >> [snd_hda_codec_hdmi] >> [ 79.055921] [] ? regmap_unlock_mutex+0xe/0x10 >> [ 79.056699] [] generic_hdmi_resume+0x4d/0x60 >> [snd_hda_codec_hdmi] >> [ 79.058235] [] ? snd_hda_add_imux_item+0x120/0x120 >> [snd_hda_codec] >> [ 79.059771] [] hda_call_codec_resume+0xce/0x120 >> [snd_hda_codec] >> [ 79.061303] [] ? snd_hda_add_imux_item+0x120/0x120 >> [snd_hda_codec] >> [ 79.062835] [] hda_codec_runtime_resume+0x35/0x50 >> [snd_hda_codec] >> [ 79.064368] [] __rpm_callback+0x28/0x70 >> [ 79.065143] [] ? snd_hda_add_imux_item+0x120/0x120 >> [snd_hda_codec] >> [ 79.066676] [] rpm_callback+0x24/0x80 >> [ 79.067449] [] ? snd_hda_add_imux_item+0x120/0x120 >> [snd_hda_codec] >> [ 79.068983] [] rpm_resume+0x426/0x620 >> [ 79.069758] [] __pm_runtime_resume+0x4e/0x70 >> [ 79.070536] [] __device_release_driver+0x43/0x160 >> [ 79.071314] [] device_release_driver+0x23/0x30 >> [ 79.072085] [] bus_remove_device+0x101/0x170 >> [ 79.072862] [] device_del+0x139/0x270 >> [ 79.073638] [] ? widget_tree_free.isra.1+0x8b/0xa0 >> [snd_hda_core] >> [ 79.075170] [] >> snd_hdac_device_unregister+0x21/0x30 [snd_hda_core] >> [ 79.076703] [] snd_hda_codec_dev_free+0x1d/0x40 >> [snd_hda_codec] >> [ 79.078235] [] __snd_device_free+0x4c/0x80 >> [ 79.079010] [] snd_device_free_all+0x30/0x60 >> [ 79.079787] [] release_card_device+0x34/0x90 >> [ 79.080563] [] device_release+0x32/0x90 >> [ 79.081338] [] kobject_release+0x7a/0x190 >> [ 79.082113] [] kobject_put+0x27/0x50 >> [ 79.082886] [] put_device+0x17/0x20 >> [ 79.083659] [] snd_card_free+0x58/0x70 >> [ 79.084434] [] azx_remove+0x31/0x40 [snd_hda_intel] >> [ 79.085214] [] pci_device_remove+0x39/0xc0 >> [ 79.085990] [] __device_release_driver+0xa1/0x160 >> [ 79.086767] [] driver_detach+0xa6/0xb0 >> [ 79.087540] [] bus_remove_driver+0x55/0xd0 >> [ 79.088314] [] driver_unregister+0x2c/0x50 >> [ 79.089084] [] pci_unregister_driver+0x21/0x90 >> [ 79.089863] [] azx_driver_exit+0x10/0x288 >> [snd_hda_intel] >> [ 79.090644] [] SyS_delete_module+0x1b1/0x250 >> [ 79.091422] [] ? trace_hardirqs_on_thunk+0x17/0x19 >> [ 79.092200] [] entry_SYSCALL_64_fastpath+0x16/0x6e >> [ 79.092977] Code: c1 e0 10 45 31 c9 85 c0 74 44 48 89 c2 c1 e8 12 48 >> c1 ea 0c 83 e8 01 83 e2 30 48 98 48 81 c2 80 5d 01 00 48 03 14 c5 e0 b4 >> d4 81 <48> 89 0a 8b 41 08 85 c0 75 09 f3 90 8b 41 08 85 c0 74 f7 4c 8b >> [ 79.095373] RIP [] >> queued_spin_lock_slowpath+0xeb/0x180 >> [ 79.096155] RSP >> [ 79.096920] CR2: 0000000000015d80 >> [ 79.097687] ---[ end trace 5594cbffe0158d7f ]--- >> >> >> >> $lspci -nn >> 00:00.0 Host bridge [0600]: Intel Corporation 4th Gen Core Processor >> DRAM Controller [8086:0c00] (rev 06) >> 00:01.0 PCI bridge [0604]: Intel Corporation Xeon E3-1200 v3/4th Gen >> Core Processor PCI Express x16 Controller [8086:0c01] (rev 06) >> 00:02.0 VGA compatible controller [0300]: Intel Corporation Xeon E3-1200 >> v3/4th Gen Core Processor Integrated Graphics Controller [8086:0412] >> (rev 06) >> 00:03.0 Audio device [0403]: Intel Corporation Xeon E3-1200 v3/4th Gen >> Core Processor HD Audio Controller [8086:0c0c] (rev 06) >> 00:14.0 USB controller [0c03]: Intel Corporation 8 Series/C220 Series >> Chipset Family USB xHCI [8086:8c31] (rev 05) >> 00:16.0 Communication controller [0780]: Intel Corporation 8 Series/C220 >> Series Chipset Family MEI Controller #1 [8086:8c3a] (rev 04) >> 00:1a.0 USB controller [0c03]: Intel Corporation 8 Series/C220 Series >> Chipset Family USB EHCI #2 [8086:8c2d] (rev 05) >> 00:1b.0 Audio device [0403]: Intel Corporation 8 Series/C220 Series >> Chipset High Definition Audio Controller [8086:8c20] (rev 05) >> 00:1c.0 PCI bridge [0604]: Intel Corporation 8 Series/C220 Series >> Chipset Family PCI Express Root Port #1 [8086:8c10] (rev d5) >> 00:1c.3 PCI bridge [0604]: Intel Corporation 8 Series/C220 Series >> Chipset Family PCI Express Root Port #4 [8086:8c16] (rev d5) >> 00:1c.4 PCI bridge [0604]: Intel Corporation 8 Series/C220 Series >> Chipset Family PCI Express Root Port #5 [8086:8c18] (rev d5) >> 00:1d.0 USB controller [0c03]: Intel Corporation 8 Series/C220 Series >> Chipset Family USB EHCI #1 [8086:8c26] (rev 05) >> 00:1f.0 ISA bridge [0601]: Intel Corporation C220 Series Chipset Family >> H81 Express LPC Controller [8086:8c5c] (rev 05) >> 00:1f.2 SATA controller [0106]: Intel Corporation 8 Series/C220 Series >> Chipset Family 6-port SATA Controller 1 [AHCI mode] [8086:8c02] (rev 05) >> 00:1f.3 SMBus [0c05]: Intel Corporation 8 Series/C220 Series Chipset >> Family SMBus Controller [8086:8c22] (rev 05) >> 03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. >> RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] >> (rev 0c) >> 04:00.0 Network controller [0280]: Qualcomm Atheros QCA9565 / AR9565 >> Wireless Network Adapter [168c:0036] (rev 01) >> >> Regards, >> Gabriel >>