René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[BUG] IPC times out when changing volume repeatedly ","articleBody":"**Describe the bug**\r\nThis issue occurs during the volume change stress test, we can  send IPC interrupts continuously by changing the PGA* volume. \r\n\r\n**To Reproduce**\r\nThe test script is attached.\r\n[sof-test-volume.txt](https://github.com/thesofproject/sof/files/3078705/sof-test-volume.txt)\r\n\r\n**Expected behavior**\r\nNo ipc errors when sending ipc interrupts continuously.\r\n\r\n**Impact**\r\nIPC timed out\r\n\r\n**Environment**\r\n1. Kernel: origin/topic/sof-dev-2de29f\r\n    Firmware: origin/sof-master-00bbb1\r\n2. tplg name：sof-glk-da7219.tplg\r\n3. GLK Chromebook.\r\n4. Reproducibility Rate：100%\r\n\r\n**Screenshots or console output**\r\n```\r\n[  483.621778] sof-audio-pci 0000:00:0e.0: ipc rx: 0x90020000: GLB_TRACE_MSG\r\n[  483.621784] sof-audio-pci 0000:00:0e.0: ipc rx done: 0x90020000: GLB_TRACE_MSG\r\n[  483.626384] sof-audio-pci 0000:00:0e.0: ipc tx: 0x50020000: GLB_COMP_MSG: SET_VALUE: GET_VALUE\r\n[  483.933022] sof-audio-pci 0000:00:0e.0: error: ipc timed out for 0x50020000 size 108\r\n[  483.933027] sof-audio-pci 0000:00:0e.0: status: fw entered - code 00000005\r\n[  483.933065] sof-audio-pci 0000:00:0e.0: error: unexpected fault 0x00000000 trace 0x00004000\r\n[  483.933067] sof-audio-pci 0000:00:0e.0: error: waking up any trace sleepers\r\n[  483.933069] sof-audio-pci 0000:00:0e.0: error: set/get ctrl ipc comp 35\r\n[  483.933083] sof-audio-pci 0000:00:0e.0: ipc tx: 0x50010000: GLB_COMP_MSG: SET_VALUE: SET_VALUE\r\n[  484.237031] sof-audio-pci 0000:00:0e.0: error: ipc timed out for 0x50010000 size 108\r\n[  484.237035] sof-audio-pci 0000:00:0e.0: status: fw entered - code 00000005\r\n[  484.237072] sof-audio-pci 0000:00:0e.0: error: unexpected fault 0x00000000 trace 0x00004000\r\n[  484.237073] sof-audio-pci 0000:00:0e.0: error: waking up any trace sleepers\r\n[  484.237075] sof-audio-pci 0000:00:0e.0: error: set/get ctrl ipc comp 35\r\n```\r\n**Kmsg and trace**\r\n[dmesg.log](https://github.com/thesofproject/sof/files/3078708/dmesg.log)\r\n[logger.log](https://github.com/thesofproject/sof/files/3078709/logger.log)\r\n","author":{"url":"https://github.com/keqiaozhang","@type":"Person","name":"keqiaozhang"},"datePublished":"2019-04-15T06:40:07.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":75},"url":"https://github.com/1263/sof/issues/1263"}