Error while using WiFi module (88W9098)

jun_1 — Wed, 09 Oct 2024 08:01:04 GMT

I am testing 88W9098 WiFi module on i.Mx8MMini EVK. During iperf evaluation, I get the following error message on rare occasions. Could you give me a hint as to what this error message is about?

====Error log====

root@imx8mmevk:~# [ 1244.853139] Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP
[ 1244.859411] Modules linked in: moal(O) mlan(O) overlay fsl_jr_uio caam_jr caamkeyblob_desc caamhash_desc caamalg_desc crypto_engine authenc libdes crct10dif_ce polyval_ce polyval_generic snd_soc_imx_spdif snd_soc_imx_card snd_soc_ak4458 snd_soc_ak5558 caam secvio error snd_soc_fsl_micfil snd_soc_fsl_spdif snd_soc_fsl_sai snd_soc_fsl_utils imx_pcm_dma gpio_ir_recv rc_core fuse
[ 1244.892743] CPU: 1 PID: 686 Comm: kworker/1:0 Tainted: G O 6.6.23-lts-next-06236-gb586a521770e #1
[ 1244.903008] Hardware name: FSL i.MX8MM EVK board (DT)
[ 1244.908062] Workqueue: events woal_sdiommc_work [moal]
[ 1244.913286] pstate: 600000c5 (nZCv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 1244.920251] pc : _raw_spin_lock_irqsave+0x5c/0x8c
[ 1244.924962] lr : moal_spin_lock+0x1c/0x38 [moal]
[ 1244.929654] sp : ffff80008a06b7a0
[ 1244.932968] x29: ffff80008a06b7a0 x28: 0000000000000000 x27: ffff051249f40c00
[ 1244.940110] x26: 0000000000000001 x25: 0000000000000000 x24: ffffb2b1c3776000
[ 1244.947251] x23: ffffb2b1c3776b80 x22: 0000000000000001 x21: ffff80008021f410
[ 1244.954391] x20: ffff80008021f000 x19: 0000000000000000 x18: ffffffffffffffff
[ 1244.961531] x17: ffffb2b1c372f920 x16: ffffb2b211c780f8 x15: ffffb2b1c372f8f0
[ 1244.968672] x14: ffffb2b1c372f7d4 x13: 0000000000000004 x12: 0000000000000000
[ 1244.975811] x11: ffffb2b1c372f140 x10: ffffb2b1c372fb68 x9 : 0000000000000000
[ 1244.982950] x8 : ffff80008a06b688 x7 : 0000000000000000 x6 : 0000000253a36330
[ 1244.990090] x5 : 00ffffffffffffff x4 : ffff0512443b65c0 x3 : 0000000000000001
[ 1244.997228] x2 : 0000000000000000 x1 : 0000000000000001 x0 : 0000000000000000
[ 1245.004370] Call trace:
[ 1245.006817] _raw_spin_lock_irqsave+0x5c/0x8c
[ 1245.011182] moal_spin_lock+0x1c/0x38 [moal]
[ 1245.015521] wlan_cancel_all_pending_cmd+0x34/0x244 [mlan]
[ 1245.021053] wlan_free_adapter+0x24/0x2ec [mlan]
[ 1245.025706] mlan_register+0xfb4/0x1518 [mlan]
[ 1245.030182] woal_init_sw+0x620/0x718 [moal]
[ 1245.034501] woal_do_sdiommc_flr.constprop.0+0x244/0x550 [moal]
[ 1245.040466] woal_sdiommc_work+0x1f8/0x3a4 [moal]
[ 1245.045215] process_one_work+0x138/0x248
[ 1245.049230] worker_thread+0x320/0x438
[ 1245.052981] kthread+0x110/0x114
[ 1245.056210] ret_from_fork+0x10/0x20
[ 1245.059791] Code: d65f03c0 d2800002 52800023 f9800011 (885ffc01)
[ 1245.065884] ---[ end trace 0000000000000000 ]---
[ 1245.070502] note: kworker/1:0[686] exited with irqs disabled
[ 1245.076206] note: kworker/1:0[686] exited with preempt_count 1

Message from syslogd@imx8mmevk at Sat Mar 2 12:16:17 2024 ...
kernel: Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP

Message from syslogd@imx8mmevk at Sat Mar 2 12:16:17 2024 ...
kernel: Code: d65f03c0 d2800002 52800023 f9800011 (885ffc01)

Re: Error while using WiFi module (88W9098)

shaun_wu — Wed, 16 Oct 2024 09:15:30 GMT

Hello @jun_1

Could you share kernel version?

Best Regards

Shaun

Re: Error while using WiFi module (88W9098)

jun_1 — Thu, 17 Oct 2024 09:14:30 GMT

Thank you for a reply.

I'm using LF_v6.6.23-2.0.0_images_IMX8MMEVK.zip.

Re: Error while using WiFi module (88W9098)

shaun_wu — Mon, 21 Oct 2024 04:37:17 GMT

Hello @jun_1

Could you share full logs to us?

Best Regards

Shaun

Re: Error while using WiFi module (88W9098)

shaun_wu — Mon, 21 Oct 2024 06:57:40 GMT

Hello @jun_1

I checked on my side, there are no problem. Could you share how you get these logs?

Best Regards

Shaun

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