ESP32C3 RTC_SW_SYS_RST when wakeup from lightsleep

[axellin]

Hi,
Test on esp32c3 v5.1-dev-2186-g454aeb3a48.
I sometimes hit below issue when wakeup from lightsleep. (wakeup by gpio).
What does this log mean? (any hint for debugging this issue?)

3fc957c0: 0x00000001 0x00000001 0x00000000 0x0001ffff 0x00000000 0x00000000 0x00000004 0xb33fffff
3fc957e0: 0x00000000 0x00000009 0x3fca70ac 0x3fca7114 0x3fca717c 0x00000000 0x00000000 0x00000001
3fc95800: 0x00000000 0x00000000 0x00000000 0x420bd30c 0x00000000 0x00000000 0x00000000 0x00000000
0x420bd30c: _cleanup_r at ??:?

3fc95820: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95840: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95860: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95880: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc958a0: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x3fca70a0
3fc958c0: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x60023000 0x40388b7e 0x40388b8a
0x40388b7e: systimer_ticks_to_us at /home/axel/esp/esp-idf/components/esp_hw_support/port/esp32c3/systimer.c:16

0x40388b8a: systimer_us_to_ticks at /home/axel/esp/esp-idf/components/esp_hw_support/port/esp32c3/systimer.c:21

3fc958e0: 0x3fca6ea8 0x3fca6f50 0x3fca6ff8 0x3fcaefe4 0x3fcaf248 0x00000000 0x00000000 0x00000000
3fc95900: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95920: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95940: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95960: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95980: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc959a0: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc959c0: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc959e0: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95a00: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95a20: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95a40: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95a60: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95a80: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95aa0: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95ac0: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95ae0: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
3fc95b00: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000

ELF file SHA256: bab69f468fea0436

Rebooting...
ESP-ROM:esp32c3-api1-20210207
Build:Feb 7 2021
rst:0x3 (RTC_SW_SYS_RST),boot:0xf (SPI_FAST_FLASH_BOOT)