linux-kernel - Re: clk_imx8mp_audiomix_runtime_resume Kernel panic regression on v6.12

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Message-ID: <20241112075958.GA8092@francesco-nb>
Date: Tue, 12 Nov 2024 08:59:58 +0100
From: Francesco Dolcini <francesco@...cini.it>
To: Shengjiu Wang <shengjiu.wang@....com>, abelvesa@...nel.org,
	peng.fan@....com, mturquette@...libre.com, sboyd@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, linux-imx@....com, shengjiu.wang@...il.com,
	linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Cc: regressions@...ts.linux.dev, Adam Ford <aford173@...il.com>,
	Alexander Stein <alexander.stein@...tq-group.com>,
	Mark Brown <broonie@...nel.org>, ulf.hansson@...aro.org
Subject: Re: clk_imx8mp_audiomix_runtime_resume Kernel panic regression on
 v6.12

Hello,

On Mon, Oct 07, 2024 at 03:25:55PM +0200, Francesco Dolcini wrote:
> Hello,
> it seems that an old regression is back on v6.12, reproduced on -rc2
> (not sure about rc1).
> 
> The original report is from https://lore.kernel.org/all/20240424164725.GA18760@francesco-nb/
> and it was fixed with https://lore.kernel.org/all/1715396125-3724-1-git-send-email-shengjiu.wang@nxp.com/.
> 
> Is it now back?

I was able to reproduce this issue once more, this time with 6.11.7.
As I wrote in another email the issue is not systematic as it used to
be.

Any idea?

[    4.287586] SError Interrupt on CPU1, code 0x00000000bf000002 -- SError
[    4.287594] CPU: 1 UID: 0 PID: 195 Comm: (udev-worker) Not tainted 6.11.7-7.1.0-devel-00010-g5374bda92db5 #1
[    4.287601] Hardware name: Toradex Verdin iMX8M Plus WB on Dahlia Board (DT)
[    4.287604] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    4.287609] pc : clk_imx8mp_audiomix_runtime_resume+0x18/0x40
[    4.287623] lr : pm_generic_runtime_resume+0x2c/0x44
[    4.287631] sp : ffff80008216b740
[    4.287633] x29: ffff80008216b740 x28: ffff800080e85010 x27: ffff8000794758d8
[    4.287642] x26: ffff0000c0a664f4 x25: 0000000000000000 x24: 0000000000000000
[    4.287649] x23: 0000000000000000 x22: ffff0000c0d01120 x21: 0000000000000000
[    4.287655] x20: ffff0000c1308800 x19: ffff0000c0a68c10 x18: 0000000000047820
[    4.287662] x17: 0000000000000000 x16: ffff0000faf87820 x15: 0000000000000002
[    4.287668] x14: 0000000000001400 x13: 00000000000003a0 x12: 0000000054a32c00
[    4.287675] x11: 0000000000000000 x10: ffff8000817b9d36 x9 : 0000000000000008
[    4.287682] x8 : 0000000000000008 x7 : 0000000000000000 x6 : 0000000000000000
[    4.287688] x5 : ffff800081ec0000 x4 : ffff0000c1a0b488 x3 : ffff800080bd23f0
[    4.287694] x2 : 0000000000000000 x1 : 0000000000000004 x0 : ffff800081ec0300
[    4.287703] Kernel panic - not syncing: Asynchronous SError Interrupt
[    4.287705] CPU: 1 UID: 0 PID: 195 Comm: (udev-worker) Not tainted 6.11.7-7.1.0-devel-00010-g5374bda92db5 #1
[    4.287711] Hardware name: Toradex Verdin iMX8M Plus WB on Dahlia Board (DT)
[    4.287714] Call trace:
[    4.287716]  dump_backtrace+0x94/0x114
[    4.287725]  show_stack+0x18/0x24
[    4.287732]  dump_stack_lvl+0x34/0x8c
[    4.287740]  dump_stack+0x18/0x24
[    4.287747]  panic+0x390/0x3a4
[    4.287751]  nmi_panic+0x40/0x8c
[    4.287755]  arm64_serror_panic+0x64/0x70
[    4.287759]  do_serror+0x3c/0x70
[    4.287763]  el1h_64_error_handler+0x30/0x48
[    4.287771]  el1h_64_error+0x64/0x68
[    4.287776]  clk_imx8mp_audiomix_runtime_resume+0x18/0x40
[    4.287784]  __genpd_runtime_resume+0x30/0x80
[    4.287791]  genpd_runtime_resume+0x114/0x29c
[    4.287799]  __rpm_callback+0x48/0x1d8
[    4.287806]  rpm_callback+0x68/0x74
[    4.287813]  rpm_resume+0x46c/0x6bc
[    4.287819]  __pm_runtime_resume+0x50/0x94
[    4.287825]  pm_runtime_get_suppliers+0x60/0x8c
[    4.287831]  __driver_probe_device+0x4c/0x15c
[    4.287838]  driver_probe_device+0x3c/0x110
[    4.287844]  __driver_attach+0xf0/0x1f8
[    4.287850]  bus_for_each_dev+0x7c/0xdc
[    4.287856]  driver_attach+0x24/0x30
[    4.287862]  bus_add_driver+0x110/0x234
[    4.287868]  driver_register+0x5c/0x124
[    4.287874]  __platform_driver_register+0x28/0x34
[    4.287882]  sdma_driver_init+0x20/0x1000 [imx_sdma]
[    4.287895]  do_one_initcall+0x80/0x1c8
[    4.287900]  do_init_module+0x60/0x218
[    4.287907]  load_module+0x1fcc/0x2040
[    4.287912]  init_module_from_file+0x88/0xcc
[    4.287918]  __arm64_sys_finit_module+0x254/0x34c
[    4.287924]  invoke_syscall.constprop.0+0x50/0xe4
[    4.287932]  do_el0_svc+0xa8/0xc8
[    4.287938]  el0_svc+0x3c/0x13c
[    4.287945]  el0t_64_sync_handler+0x120/0x12c
[    4.287952]  el0t_64_sync+0x190/0x194
[    4.287958] SMP: stopping secondary CPUs
[    4.287965] Kernel Offset: disabled
[    4.287966] CPU features: 0x00,00000000,00100000,4200420b
[    4.287970] Memory Limit: none
[    4.590829] ---[ end Kernel panic - not syncing: Asynchronous SError Interrupt ]---

Francesco