timer_insert - LoadProhibited

[lamont1022]

Hello!

I am using ESP32-WROVER-IE, ESP-IDF version : v4.3.1-dirty, 8M PSRAM, 16M Flash.

I am getting the following error occasionally:

[Codebox]
Guru Meditation Error: Core 0 panic'ed (LoadProhibited). Exception was unhandled.

Core 0 register dump:
PC : 0x4008433a PS : 0x00060933 A0 : 0x800843fc A1 : 0x3ffd8950
0x4008433a: timer_insert at D:/esp32dev/esp-idf/components/esp_timer/src/esp_timer.c:215

A2 : 0x3ffdf9e0 A3 : 0x00000000 A4 : 0x00000000 A5 : 0x40086db0
0x40086db0: esp_phy_common_clock_enable at D:/esp32dev/esp-idf/components/esp_wifi/src/phy_init.c:197

A6 : 0x00000000 A7 : 0x00000000 A8 : 0xfd06ece0 A9 : 0xfd06ece0
A10 : 0x00a3c5cb A11 : 0x00000000 A12 : 0x3ffd06a4 A13 : 0x3ffb45d0
A14 : 0x000000fe A15 : 0x00000001 SAR : 0x0000000f EXCCAUSE: 0x0000001c
EXCVADDR: 0xfd06ece4 LBEG : 0x40084539 LEND : 0x40084541 LCOUNT : 0x00000027
0x40084539: esp_timer_impl_get_counter_reg at D:/esp32dev/esp-idf/components/esp_timer/src/esp_timer_impl_lac.c:126 (discriminator 2)

0x40084541: esp_timer_impl_get_counter_reg at D:/esp32dev/esp-idf/components/esp_timer/src/esp_timer_impl_lac.c:127 (discriminator 1)


Backtrace:0x40084337:0x3ffd8950 0x400843f9:0x3ffd8970 0x40087920:0x3ffd8990 0x40086cec:0x3ffd89b0 0x4009b096:0x3ffd89d0 0x4009bb65:0x3ffd8a40 0x4009bc4c:0x3ffd8a70 0x4009bce1:0x3ffd8a90 0x400995fc:0x3ffd8ab0
0x40084337: timer_insert at D:/esp32dev/esp-idf/components/esp_timer/src/esp_timer.c:226

0x400843f9: esp_timer_start_once at D:/esp32dev/esp-idf/components/esp_timer/src/esp_timer.c:151

0x40087920: ets_timer_arm_us at D:/esp32dev/esp-idf/components/esp_timer/src/ets_timer_legacy.c:79
(inlined by) ets_timer_arm_us at D:/esp32dev/esp-idf/components/esp_timer/src/ets_timer_legacy.c:74

0x40086cec: timer_arm_us_wrapper at D:/esp32dev/esp-idf/components/esp_wifi/esp32/esp_adapter.c:452

0x4009b096: pm_update_next_tbtt at ??:?

0x4009bb65: pm_on_beacon_rx at ??:?

0x4009bc4c: ppRxProtoProc at ??:?

0x4009bce1: ppRxPkt at ??:?

0x400995fc: ppTask at ??:?

[/Codebox]


how can i fix this problem ?