alsa-project/alsa-lib issue #288 was opened from andy155:
alsa device disappears completely after a random time usually after about a day
[ 2.192815] ALSA device list: [ 2.192818] #0: HDA ATI SB at 0xfe300000 irq 16 [ 2.360481] Freeing unused kernel image (initmem) memory: 1424K -- [54091.430777] Hardware name: To be filled by O.E.M. To be filled by O.E.M./M5A97 R2.0, BIOS 2603 06/26/2015 [54091.430779] RIP: 0010:snd_dma_vmalloc_get_addr+0x19/0x46 [54091.430787] Code: e9 c3 5a 58 00 48 03 77 18 48 89 f7 e9 0c 16 92 ff 53 48 8b 47 18 48 89 f3 81 e3 ff 0f 00 00 48 01 f0 48 89 c7 e8 f3 15 92 ff <48> 8b 38 48 89 c1 48 c1 ef 2d e8 76 fe ff ff 48 8b 10 48 89 c8 48 -- [54091.430812] <TASK> [54091.430814] snd_dma_sg_fallback_alloc+0x148/0x16e [54091.430819] snd_dma_alloc_dir_pages+0x60/0x7e [54091.430822] do_alloc_pages+0x47/0x7e [54091.430826] snd_pcm_lib_malloc_pages+0xce/0x15a [54091.430829] snd_pcm_hw_params+0x175/0x393 [54091.430832] snd_pcm_common_ioctl+0x355/0xe36 [54091.430835] ? __seccomp_filter+0x81/0x36b [54091.430841] snd_pcm_ioctl+0x2a/0x31 [54091.430844] vfs_ioctl+0x19/0x2a -- [54091.430898] ---[ end trace 0000000000000000 ]--- [54091.430900] RIP: 0010:snd_dma_vmalloc_get_addr+0x19/0x46 [54091.430903] Code: e9 c3 5a 58 00 48 03 77 18 48 89 f7 e9 0c 16 92 ff 53 48 8b 47 18 48 89 f3 81 e3 ff 0f 00 00 48 01 f0 48 89 c7 e8 f3 15 92 ff <48> 8b 38 48 89 c1 48 c1 ef 2d e8 76 fe ff ff 48 8b 10 48 89 c8 48 -- [140042.480211] Hardware name: To be filled by O.E.M. To be filled by O.E.M./M5A97 R2.0, BIOS 2603 06/26/2015 [140042.480214] RIP: 0010:snd_dma_vmalloc_get_addr+0x19/0x46 [140042.480222] Code: e9 c3 5a 58 00 48 03 77 18 48 89 f7 e9 0c 16 92 ff 53 48 8b 47 18 48 89 f3 81 e3 ff 0f 00 00 48 01 f0 48 89 c7 e8 f3 15 92 ff <48> 8b 38 48 89 c1 48 c1 ef 2d e8 76 fe ff ff 48 8b 10 48 89 c8 48 -- [140042.480253] <TASK> [140042.480255] snd_dma_sg_fallback_alloc+0x148/0x16e [140042.480261] snd_dma_alloc_dir_pages+0x60/0x7e [140042.480265] do_alloc_pages+0x47/0x7e [140042.480269] snd_pcm_lib_malloc_pages+0xce/0x15a [140042.480274] snd_pcm_hw_params+0x175/0x393 [140042.480278] snd_pcm_common_ioctl+0x355/0xe36 [140042.480282] ? __seccomp_filter+0x81/0x36b [140042.480288] snd_pcm_ioctl+0x2a/0x31 [140042.480291] vfs_ioctl+0x19/0x2a -- [140042.480365] ---[ end trace 0000000000000000 ]--- [140042.480367] RIP: 0010:snd_dma_vmalloc_get_addr+0x19/0x46 [140042.480372] Code: e9 c3 5a 58 00 48 03 77 18 48 89 f7 e9 0c 16 92 ff 53 48 8b 47 18 48 89 f3 81 e3 ff 0f 00 00 48 01 f0 48 89 c7 e8 f3 15 92 ff <48> 8b 38 48 89 c1 48 c1 ef 2d e8 76 fe ff ff 48 8b 10 48 89 c8 48
Issue URL : https://github.com/alsa-project/alsa-lib/issues/288 Repository URL: https://github.com/alsa-project/alsa-lib