ESP32 Core 1 panic'ed on dir on a namedtuple.
See sample.
ESP32 with MicroPython v1.12-571-g8ca79d9-dirty
>>> from collections import namedtuple
>>> aa = namedtuple('aa','aap noot mies')
>>> aa
<class 'aa'>
>>> dir(aa)
Guru Meditation Error: Core 1 panic'ed (LoadProhibited). Exception was unhandled.
Core 1 register dump:
PC : 0x400e9ace PS : 0x00060d30 A0 : 0x800dfadd A1 : 0x3ffc2760
A2 : 0x00000002 A3 : 0x000000b3 A4 : 0x3ffc2840 A5 : 0x00000000
A6 : 0x000000b3 A7 : 0x3ffb3b60 A8 : 0x00000000 A9 : 0x3ffc2760
A10 : 0x00000000 A11 : 0x3ffbb7cc A12 : 0x00000001 A13 : 0x3f407378
A14 : 0x3f831c20 A15 : 0x000002e2 SAR : 0x00000002 EXCCAUSE: 0x0000001c
EXCVADDR: 0x00000004 LBEG : 0x400983e4 LEND : 0x400983ef LCOUNT : 0xffffffff
ELF file SHA256: 0000000000000000000000000000000000000000000000000000000000000000
Backtrace: 0x400e9ace:0x3ffc2760 0x400dfada:0x3ffc27a0 0x400dfb48:0x3ffc27c0 0x400eb921:0x3ffc2840 0x400e402e:0x3ffc2870 0x400dfdbd:0x3ffc28a0 0x400edde9:0x3ffc28c0 0x400e40f0:0x3ffc2960 0x400dfdbd:0x3ffc29c0 0x400dfde6:0x3ffc29e0 0x40105253:0x3ffc2a00 0x4010546d:0x3ffc2a90 0x400f5fac:0x3ffc2ad0 0x40094242:0x3ffc2b00
Rebooting...
Guru Meditation Error: Core 0 panic'ed (IllegalInstruction). Exception was unhandled. esp32/Arduino IDE/freertos
What is the cause?
Guru Meditation Error: Core 0 panic'ed (IllegalInstruction). Exception was unhandled.
Core 0 register dump:
PC : 0x400d199c PS : 0x00060830 A0 : 0x00000000 A1 : 0x3ffbf040
A2 : 0x00000000 A3 : 0x3ffc3e15 A4 : 0x00000000 A5 : 0x00000000
A6 : 0x00000000 A7 : 0x00000000 A8 : 0x800d199c A9 : 0x3ffbf020
A10 : 0x00001d2e A11 : 0x00000001 A12 : 0x3ffc1360 A13 : 0x3ffbf110
A14 : 0x00000000 A15 : 0x00000000 SAR : 0x0000000a EXCCAUSE: 0x00000000
EXCVADDR: 0x00000000 LBEG : 0x00000000 LEND : 0x00000000 LCOUNT : 0x00000000
Backtrace: 0x400d199c:0x3ffbf040 0x7ffffffd:0x3ffbf090
Rebooting...
ets Jun 8 2016 00:22:57
rst:0xc (SW_CPU_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)
configsip: 0, SPIWP:0xee
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
mode:DIO, clock div:1
load:0x3fff0018,len:4
load:0x3fff001c,len:952
load:0x40078000,len:6084
load:0x40080000,len:7936
entry 0x40080310