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* ALSA hang on 4.13.0-rc7
@ 2017-08-30 10:03 Markus Trippelsdorf
  2017-08-30 10:05 ` Markus Trippelsdorf
  2017-08-30 11:23 ` Takashi Iwai
  0 siblings, 2 replies; 13+ messages in thread
From: Markus Trippelsdorf @ 2017-08-30 10:03 UTC (permalink / raw)
  To: alsa-devel; +Cc: Takashi Iwai

On my system ALSA sometimes hangs:

 sysrq: SysRq : Show Blocked State                                         
   task                        PC stack   pid father                       
 output:ALSA def D    0   171      1 0x00000000                            
 Call Trace:                  
  ? __schedule+0x17c/0x720    
  ? schedule_preempt_disabled+0x2d/0x80                                    
  ? __mutex_lock_slowpath+0x141/0x420                                      
  ? snd_pcm_common_ioctl1+0x2f/0x1400                                      
  ? snd_pcm_common_ioctl1+0x2f/0x1400                                      
  ? snd_card_file_remove+0x76/0x120                                        
  ? snd_pcm_playback_ioctl+0x1c7/0x560                                     
  ? dput+0xb6/0x1e0           
  ? SyS_ioctl+0xa7/0x860      
  ? task_work_run+0x70/0xa0   
  ? entry_SYSCALL_64_fastpath+0x13/0x94  

Only a reboot will fix the issue.

-- 
Markus

^ permalink raw reply	[flat|nested] 13+ messages in thread

end of thread, other threads:[~2017-08-30 13:13 UTC | newest]

Thread overview: 13+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-08-30 10:03 ALSA hang on 4.13.0-rc7 Markus Trippelsdorf
2017-08-30 10:05 ` Markus Trippelsdorf
2017-08-30 10:15   ` Markus Trippelsdorf
2017-08-30 11:23 ` Takashi Iwai
2017-08-30 11:33   ` Markus Trippelsdorf
2017-08-30 11:34     ` Takashi Iwai
2017-08-30 11:42       ` Markus Trippelsdorf
2017-08-30 11:46         ` Takashi Iwai
2017-08-30 12:26           ` Markus Trippelsdorf
2017-08-30 12:33             ` Takashi Iwai
2017-08-30 12:56               ` Takashi Iwai
2017-08-30 13:04                 ` Markus Trippelsdorf
2017-08-30 13:13                   ` qTakashi Iwai

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