From mboxrd@z Thu Jan 1 00:00:00 1970 From: richard.zhao@freescale.com (Richard Zhao) Date: Thu, 26 Apr 2012 10:33:21 +0800 Subject: imx sgtl5000:BUG: scheduling while atomic: speaker-test/1225/0x00000003 Message-ID: <20120426023319.GC28063@b20223-02.ap.freescale.net> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org [ 13.901890] eth0: no IPv6 routers present [ 70.295079] BUG: scheduling while atomic: speaker-test/1225/0x00000003 [ 70.304293] Modules linked in: [ 70.310389] [] (unwind_backtrace+0x0/0xec) from [] (dump_stack+0x20/0x24) [ 70.310421] [] (dump_stack+0x20/0x24) from [] (__schedule_bug+0x54/0x60) [ 70.310452] [] (__schedule_bug+0x54/0x60) from [] (__schedule+0x84/0x748) [ 70.310476] [] (__schedule+0x84/0x748) from [] (schedule+0x8c/0x90) [ 70.310500] [] (schedule+0x8c/0x90) from [] (schedule_timeout+0x2fc/0x35c) [ 70.310541] [] (schedule_timeout+0x2fc/0x35c) from [] (wait_for_common+0xd8/0x16c) [ 70.310567] [] (wait_for_common+0xd8/0x16c) from [] (wait_for_completion_timeout+0x1c/0x20) [ 70.310604] [] (wait_for_completion_timeout+0x1c/0x20) from [] (sdma_run_channel+0x70/0x8c) [ 70.310634] [] (sdma_run_channel+0x70/0x8c) from [] (sdma_load_context+0x188/0x19c) [ 70.310661] [] (sdma_load_context+0x188/0x19c) from [] (sdma_prep_dma_cyclic+0x60/0x1a8) [ 70.310694] [] (sdma_prep_dma_cyclic+0x60/0x1a8) from [] (snd_dmaengine_pcm_trigger+0xa0/0x134) [ 70.310729] [] (snd_dmaengine_pcm_trigger+0xa0/0x134) from [] (soc_pcm_trigger+0x74/0xb0) [ 70.310770] [] (soc_pcm_trigger+0x74/0xb0) from [] (snd_pcm_do_start+0x34/0x40) [ 70.310797] [] (snd_pcm_do_start+0x34/0x40) from [] (snd_pcm_action_single+0x48/0x74) [ 70.310823] [] (snd_pcm_action_single+0x48/0x74) from [] (snd_pcm_action+0x80/0x8c) [ 70.310850] [] (snd_pcm_action+0x80/0x8c) from [] (snd_pcm_start+0x24/0x2c) [ 70.310877] [] (snd_pcm_start+0x24/0x2c) from [] (snd_pcm_lib_write1+0x2a8/0x340) [ 70.310900] [] (snd_pcm_lib_write1+0x2a8/0x340) from [] (snd_pcm_lib_write+0x70/0x7c) [ 70.311007] [] (snd_pcm_lib_write+0x70/0x7c) from [] (snd_pcm_playback_ioctl1+0x114/0x428) [ 70.311038] [] (snd_pcm_playback_ioctl1+0x114/0x428) from [] (snd_pcm_playback_ioctl+0x38/0x44) [ 70.311077] [] (snd_pcm_playback_ioctl+0x38/0x44) from [] (do_vfs_ioctl+0x4f4/0x568) [ 70.311105] [] (do_vfs_ioctl+0x4f4/0x568) from [] (sys_ioctl+0x60/0x84) [ 70.311138] [] (sys_ioctl+0x60/0x84) from [] (ret_fast_syscall+0x0/0x30) [ 80.301928] ALSA sound/core/pcm_lib.c:1853 playback write error (DMA or IRQ trouble?) kernel: 3.4rc3 with ASoC/for-next and some my patches. Thanks Richard