Hi, On Wed, 29 Sep 2021, Jack Yu wrote: > The DAI clock is only used in I2S mode, to make it clear > and to fix clock resource release issue, we move CCF clock > related code to rt5682_i2c_probe to fix clock > register/unregister issue. this patch is causing regressions on some devices in SOF CI: https://sof-ci.01.org/linuxpr/PR3192/build6477/devicetest/?model=CML_HEL_RT5682&testcase=verify-kernel-boot-log Reverting this patch and the test passes. --cut-- [ 2.725780] kernel: rt5682 i2c-10EC5682:00: sysclk/dai not set correctly [ 2.725854] kernel: general protection fault, probably for non-canonical address 0x2bd63a3afec92100: 0000 [#1] SMP NOPTI [ 2.725864] kernel: CPU: 2 PID: 80 Comm: kworker/u8:2 Not tainted 5.15.0-rc4-pr3192-6477-default #7c8961c8 [ 2.725870] kernel: Hardware name: Google Helios/Helios, BIOS 01/21/2020 [ 2.725874] kernel: Workqueue: events_unbound async_run_entry_fn [ 2.725882] kernel: RIP: 0010:clk_core_get_parent_by_index+0x4a/0x90 [ 2.725889] kernel: Code: 8d 2c 92 48 c1 e5 03 4c 8d 24 28 49 8b 44 24 08 48 85 c0 74 0c 5b 5d 41 5c c3 5b 31 c0 5d 41 5c c3 49 8b 04 24 48 85 c0 74 26 <48> 8b 00 48 85 c0 74 e3 48 3d 00 f0 ff ff 77 05 49 89 44 24 08 48 [ 2.725899] kernel: RSP: 0018:ffff9cf2c07c7c00 EFLAGS: 00010206 [ 2.725903] kernel: RAX: 2bd63a3afec92100 RBX: ffff92ca837cbb00 RCX: 00000000f3c74d52 [ 2.725908] kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff92ca837cbb00 [ 2.725913] kernel: RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 2.725918] kernel: R10: 0000000000000000 R11: 0000000000000000 R12: ffff92ca861aeec0 [ 2.725922] kernel: R13: ffff92ca8cf84420 R14: ffff92ca861aeee8 R15: ffff92ca837cbb00 [ 2.725927] kernel: FS: 0000000000000000(0000) GS:ffff92cbd6200000(0000) knlGS:0000000000000000 [ 2.725933] kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.725937] kernel: CR2: 00007eff771a8400 CR3: 0000000194a24006 CR4: 00000000003706e0 [ 2.725942] kernel: Call Trace: [ 2.725947] kernel: __clk_register+0x465/0x7e0 [ 2.725952] kernel: ? clk_hw_unregister+0x10/0x10 [ 2.725958] kernel: clk_hw_register+0x19/0x40 [ 2.725963] kernel: devm_clk_hw_register+0x41/0x80 [ 2.725969] kernel: rt5682_register_dai_clks+0x8e/0x130 [snd_soc_rt5682] [ 2.725979] kernel: rt5682_i2c_probe+0x484/0x600 [snd_soc_rt5682_i2c] [ 2.725987] kernel: ? rt5682_irq+0x40/0x40 [snd_soc_rt5682_i2c] [ 2.725992] kernel: i2c_device_probe+0x314/0x340 --cut-- Full log at the link ("dmesg" tab). Br, Kai