Display Crash on Hamoa [qcom-6.18.y]

[sgaud-quic]

Display Crash on Hamoa [qcom-6.18.y]

Board : hamoa-iot-evk
Kernel : qcom-6.18.y
LAVA job : https://lava-oss.qualcomm.com/scheduler/job/219185

qcom_pdr_msg soundcore socinfo qmi_helpers mux_core pwm_bl backlight
[   12.678239][  T283] CPU: 5 UID: 0 PID: 283 Comm: kworker/u51:3 Tainted: G        W           6.18.44-gbc19b08df4ce #1 PREEMPT 
[   12.689959][  T283] Tainted: [W]=WARN
[   12.693742][  T283] Hardware name: Qualcomm Technologies, Inc. Hamoa IoT EVK (DT)
[   12.701446][  T283] Workqueue: events_unbound deferred_probe_work_func
[   12.708180][  T283] pstate: 61400005 (nZCv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)
[   12.716068][  T283] pc : generic_edp_panel_probe+0x240/0x278 [panel_edp]
[   12.722973][  T283] lr : generic_edp_panel_probe+0x134/0x278 [panel_edp]
[   12.729874][  T283] sp : ffff8000850fb730
[   12.734017][  T283] x29: ffff8000850fb750 x28: 0000000000000000 x27: 0000000000000000
[   12.742082][  T283] x26: ffff00080123a828 x25: 0000000000000001 x24: ffff00081f89a000
[   12.750145][  T283] x23: ffff0008183e7090 x22: 0000000009e50b21 x21: ffff000818812880
[   12.758208][  T283] x20: ffff00081dfdf000 x19: 0000000000000000 x18: 00000000ffffffff
[   12.766269][  T283] x17: ffff800080b065dc x16: ffff800080b06278 x15: ffff80007b41d114
[   12.774331][  T283] x14: ffff80007b4eb4b0 x13: ffff800080b01990 x12: ffff800080b01750
[   12.782393][  T283] x11: ffff800080b04ac4 x10: ffff800080b0714c x9 : ffff80008127c574
[   12.790455][  T283] x8 : ffff8000850fb468 x7 : 0000000000000000 x6 : 0000000000000001
[   12.798517][  T283] x5 : ffff80008260b000 x4 : 0000000000000b21 x3 : 0000000000000000
[   12.806577][  T283] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000
[   12.814639][  T283] Call trace:
[   12.817892][  T283]  generic_edp_panel_probe+0x240/0x278 [panel_edp] (P)
[   12.824806][  T283]  panel_edp_probe+0x2c0/0x380 [panel_edp]
[   12.830646][  T283]  panel_edp_dp_aux_ep_probe+0x40/0x60 [panel_edp]
[   12.837190][  T283]  dp_aux_ep_probe+0x3c/0x108 [drm_dp_aux_bus]
[   12.843389][  T283]  really_probe+0xc8/0x3a0
[   12.847804][  T283]  __driver_probe_device+0x8c/0x1b0
[   12.853013][  T283]  driver_probe_device+0x44/0x120
[   12.858045][  T283]  __device_attach_driver+0xc4/0x168
[   12.863352][  T283]  bus_for_each_drv+0x90/0xf8
[   12.868029][  T283]  __device_attach+0xa8/0x1c8
[   12.872704][  T283]  device_initial_probe+0x1c/0x30
[   12.877736][  T283]  bus_probe_device+0xb4/0xc0
[   12.882412][  T283]  device_add+0x500/0x718
[   12.886744][  T283]  device_register+0x28/0x40
[   12.891339][  T283]  of_dp_aux_populate_bus+0x100/0x1f0 [drm_dp_aux_bus]
[   12.898250][  T283]  devm_of_dp_aux_populate_bus+0x20/0x90 [drm_dp_aux_bus]
[   12.905420][  T283]  msm_dp_display_probe+0x210/0x340 [msm]
[   12.911328][  T283]  platform_probe+0x64/0xa8

[quic-tingweiz]

This is a known issue. Due to scm waitq is supported in firmware but not in Kernel. There is a fix on firmware to fix this. Vivek Magre (@vmagre) to link this ticket to PR with fixed firmware in meta-qcom.