With Debug UART device going in recovery mode

i have sc600t and whenever i am using debug uart device is going in recovery mode.
how to resolve this issue ?

[ 240.244030] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_ipa0
[ 240.248942] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data0
[ 240.321818] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_ipa0
[ 240.322018] ipa-wan ipa_del_dflt_wan_rt_tables:392 Deleting Route hdl:(0x9) with ip type: 0
[ 240.332904] ipa-wan ipa_del_dflt_wan_rt_tables:401 Deleting Route hdl:(0xb) with ip type: 1
[ 240.411524] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data0
[ 240.413210] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data1
+¢r¢ªº²] rmt_storage:INFO:rmt_storage_rw_iovec_cb: Write iovec request (req_h 0xa wr_count 2) received for /boot/modem_fs1
[ 240.458424] rmt_storage:INFO:rmt_storage_client_thread: Calling Write [offset=0, size=1572864, req_h 0xa, wr_count 2] for /boot/modem_fs1!
[¢r¢?²] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data1
[ 240.492934] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data2
[ 240.532284] rmt_storage:INFO:rmt_storage_client_thread: Done Write (bytes = 1572864, req_h 0xa, wr_count 2) for /boot/modem_fs1!
[ 240.574056] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data2
[ 240.575679] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data3
[¢r²²
º] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data3
[ 240.663091] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data4
[ 240.674316] pil-q6v5-mss 4080000.qcom,mss: Port ffffff800b05f000 halt timeout
[ 240.743483] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data4
[ 240.745370] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data5
[ 240.777269] pil-q6v5-mss 4080000.qcom,mss: Port ffffff800b061000 halt timeout
[ 240.786126] ipa ipa_uc_reset_pipe:743 Invalid IPA client
[ 240.793139] ipa ipa_uc_reset_pipe:743 Invalid IPA client
[ 240.794905] ipa ipa_uc_reset_pipe:743 Invalid IPA client
[ 240.797571] ipa ipa_uc_reset_pipe:743 Invalid IPA client
[ 240.802933] ipa ipa_uc_reset_pipe:743 Invalid IPA client
[ 240.827962] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data5
[ 240.829017] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data6
[¢rÂ?²] init: Could not find ‘android.hardware.drm@1.0::IDrmFactory/widevine’ for ctl.interface_start
[ 240.902363] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data6
[ 240.903334] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data7
[ 240.981766] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister rmnet_data7
[ 240.982855] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data0
[ 240.991383] init: Could not start shutdown critical service ‘chre’: Cannot find ‘/vendor/bin/chre’: No such file or directory
[ 241.016331] f_cdev_poll: Failed due to NULL device or disconnected.

L??±:/ $ [ 241.074758] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data0
[ 241.075908] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data1
[ 241.162716] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data1
[ 241.163685] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data2
[ 241.220075] hvdcp_opti: 4 output lines suppressed due to ratelimiting


ÂÊ] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data2
[ 241.252475] QSEECOM: __qseecom_unload_app: App (131074) is unloaded
[ 241.252913] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data3
[ 241.354821] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data3
[ 241.361482] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data4
[ 241.412173] msm_flash_subdev_ioctl:894 fctrl->func_tbl NULL
[ 241.412231] msm_csiphy_release csiphy dev NULL / ref_count ZERO
[ 241.416571] msm_csiphy_release csiphy dev NULL / ref_count ZERO

²] msm_csiphy_release csiphy dev NULL / ref_count ZERO

[ 241.431209] msm_csid_release: csid invalid state 1
[ 241.435925] msm_csid_release: csid invalid state 1
[ 241.440893] msm_csid_release: csid invalid state 1
[ 241.445563] msm_cci_release invalid ref count 0 / cci state 1
[ 241.450348] MSM-SENSOR-INIT msm_sensor_init_subdev_ioctl:122 default
[ 241.450348]
[ 241.460914] MSM-CPP msm_cpp_subdev_ioctl:3531 shutdown cpp node. open cnt:0
[ 241.464971] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data4
[ 241.482377] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data5

rªººª²ª] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data5
[ 241.578448] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data6

rº"º] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data6
[ 241.705195] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data7
[ 241.807396] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data7
[ 241.808786] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data8
[ 241.902534] [RMNET:HI] rmnet_config_notify_cb(): Kernel is trying to unregister r_rmnet_data8
[ 244.532113] logd.auditd: 85 output lines suppressed due to ratelimiting
[ 245.177671] reboot: Restarting system with command ‘recovery’

how to resolve this issue ?

Hi,gath:
Do you test on quectel EVB?
and do you modify anything based on the original source code?

@Great.Zheng-Q Yes so many changes are added but device is working fine but only issue is that board go in recovery mode only when debug uart connected